Vibration monitoring device for short tunnel blasting construction and use method

Abstract

The invention discloses a vibration monitoring device for short tunnel blasting construction and a use method, and the device comprises a vibration sensor (6) which is used for picking up a vibration signal of a second lining layer of a tunnel, a seat plate group which is arranged between the vibration sensor (6) and the second lining layer of the tunnel, an elastic band (5) which is arranged in the seat plate group, and a frame part which is arranged between the seat plate group and the vibration sensor (6). Vibration generated by short tunnel blasting construction is monitored through the vibration sensor (6), butt joint installation of the vibration sensor (6) and the base plate set is achieved through the frame component, and sheet body transmission vibration signals of the vibration sensor (6) are distinguished through the base plate set and the elastic band (5). According to the vibration monitoring device, the limit shrinkage area sheet body is used as a vibration signal receiving medium body, and the technical problem that an integral disc body is used as a supporting seat of a vibration sensor is solved, so that the vibration monitoring effect of short tunnel blasting construction is improved.

Description

Technical Field

[0001] The invention relates to a vibration monitoring device and a use method, in particular to a vibration monitoring device and a use method for short tunnel blasting construction. Background Art

[0002] When blasting construction is carried out on a short tunnel, strong vibrations will be generated at the starting point and penetration point of the short tunnel, thereby causing damage to public buildings (structures) near the starting point and penetration point. In order to control the strong vibration intensity generated at the starting point and penetration point of the short tunnel, the vibration monitoring device used for blasting construction of the short tunnel is an important construction monitoring component. In the existing vibration monitoring devices used for blasting construction of short tunnels, an integral disc is used as a support seat for the vibration sensor. Due to the influence of the response effect of the integral disc installed on the second lining layer of the tunnel, the vibration monitoring effect of the blasting construction of the short tunnel is affected. The present invention uses the technical feature of using a sheet with a limited shrinkage area as a vibration signal receiving medium to effectively explore and study the technical problem of using an integral disk as a support seat for a vibration sensor. The statements here only provide background technology related to the present invention and do not necessarily constitute prior art. The technical solution of the present invention is made based on the technical briefing document provided by the applicant on September 20, 2024, which solves actual technical problems in the work process, and the existing technical problems, technical features and technical effects in the similar patent literature and background technology obtained through retrieval. Summary of the invention

[0003] The object of the present invention is a vibration monitoring device for short tunnel blasting construction. The object of the present invention is a method for using a vibration monitoring device for short tunnel blasting construction.

[0004] In order to overcome the above technical disadvantages, the purpose of the present invention is to provide a vibration monitoring device and a method of use for short tunnel blasting construction, thereby improving the vibration monitoring effect of short tunnel blasting construction.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a vibration monitoring device for short tunnel blasting construction, comprising a vibration sensor for picking up the vibration signal of the second lining of the tunnel, a seat plate group arranged between the vibration sensor and the second lining of the tunnel, an elastic belt arranged in the seat plate group, and a frame component arranged between the seat plate group and the vibration sensor.

[0006] Due to the design of the vibration sensor, seat plate group, elastic belt and frame component, the vibration sensor can be used to monitor the vibration generated by the blasting construction of the short tunnel, the frame component can be used to connect and install the vibration sensor and the seat plate group, the seat plate group and the elastic belt can be used to distinguish the vibration signal transmitted by the sheet body of the vibration sensor, the sheet body with the maximum shrinkage area can be used as the vibration signal receiving medium, and the technical problem of using an integral disk as the supporting seat of the vibration sensor is solved, thereby improving the vibration monitoring effect of the short tunnel blasting construction.

[0007] The present invention is designed to interconnect the vibration sensor, the seat plate group, the elastic band and the frame parts by using the limit shrinkage area sheet as the vibration signal receiving medium.

[0008] The present invention is designed to connect the seat plate group and the elastic belt with the vibration sensor and the frame component in a manner of distinguishing the vibration signal transmitted by the sheet body.

[0009] The present invention designs that the seat plate assembly is configured to include a first seat plate and a second seat plate.

[0010] The present invention provides that the frame component is configured to include an embedded part and a hanging rod.

[0011] The technical effects of the above five technical solutions are: realizing the split plate contact operation of the contact of the vibration sensor, and improving the accuracy of the vibration signal transmission of the vibration sensor.

[0012] The present invention is designed to further include a first accessory device, and the first accessory device is arranged between the vibration sensor and the frame component, and the first accessory device is arranged as a pressure plate.

[0013] The present invention is designed to further include a second accessory device, and the second accessory device is arranged between the vibration sensor and the frame component, and the second accessory device is arranged as a holding plate.

[0014] The technical effects of the above two technical solutions are: realizing the integrated installation of other components, and expanding the technical effects of the present invention.

[0015] The present invention is designed to provide a hanging rod on the embedded part, respectively provide a first seat plate and a second seat plate on the hanging rod and provide an elastic band between the first seat plate and the second seat plate, provide a vibration sensor on the first seat plate and the second seat plate and provide a pressure plate between the vibration sensor and the hanging rod, and provide a holding plate between the vibration sensor and the embedded part.

[0016] The technical effect of the above technical scheme is that the basic technical scheme of the present invention is formed by the embedded parts, the first seat plate, the second seat plate, the elastic belt, the vibration sensor, the hanging rod, the pressure plate and the holding plate, which solves the technical problem of the present invention.

[0017] The present invention is designed that the vibration sensor is configured as a piezoelectric force sensor and the inner end contacts of the vibration sensor are respectively configured to be contact-connected with the first seat plate and the second seat plate, the outer end shell of the vibration sensor is configured to be contact-connected with the pressure plate and the cable located on the vibration sensor is configured to be serially connected with the embedded part, and the cable located on the vibration sensor is configured to be contact-connected with the holding plate.

[0018] The technical effect of the above technical solution is that it realizes the picking up of short tunnel vibration signals.

[0019] The present invention designs that the elastic belt is configured as a rubber belt body and the elastic belt is configured to be distributed in an X shape between the first seat plate and the second seat plate, one end of the elastic belt is configured to be connected to the first seat plate and the other end of the elastic belt is configured to be connected to the second seat plate.

[0020] The technical effect of the above technical solution is to achieve a flexible connection between the first seat plate and the second seat plate.

[0021] The present invention is designed that the first seat plate and the second seat plate are respectively arranged to include a seat portion and an ear seat portion, and the outer end surface edge of the seat portion is arranged to be connected to the vertical end of the ear seat portion, the inner side surface of the seat portion is arranged to be connected to the elastic band and the outer end surface of the seat portion is arranged to be contact-connected to the vibration sensor, the inner end surface of the seat portion is arranged to be contact-connected to the second lining layer of the tunnel and the transverse portion of the ear seat portion is arranged to be connected to the hanging rod through a pin shaft.

[0022] The present invention designs that the seat portion is configured as a rectangular block and the ear seat portion is configured as a double-plate ear seat with an L-shaped cross section.

[0023] The technical effect of the above two technical solutions is that the vibration sensor can be docked with two plate supports.

[0024] The present invention is designed that the embedded part is arranged to include a cylinder shell, a rod part I, a plate part I, a platform part and a strip part I, and an accommodating groove body I is arranged on the upper part of the inner end surface of the cylinder shell, an accommodating hole body I is arranged on the inner side of the end head of the strip part I, and an accommodating hole body II is arranged on the inner side of the end head of the strip part I, the cylinder shell is arranged to be threadedly connected to the upper end head of the rod part I, and the lower end surface of the cylinder shell is arranged to be connected to the inner end surface part of the plate part I, the lower end surface of the rod part I is arranged to be connected to the upper end surface of the platform part, and the inner end surface of the plate part I is arranged to be contact-connected to the peripheral side surface of the platform part, the upper part of the inner end surface of the cylinder shell is arranged to be connected to the end head of the strip part I, and the accommodating groove body I, the accommodating hole body I and the strip part I are respectively arranged to be connected to the hanging rod, the strip part I is arranged to be connected to the holding plate, and the accommodating hole body II is arranged to be distributed corresponding to the vibration sensor, and the plate part I and the platform are respectively arranged to be embeddedly connected to the second lining layer of the tunnel.

[0025] The present invention is designed that the cylinder shell is set as a nut tubular body and the rod part I is set as a hexagon socket plain bolt, the plate part I is set as a C-shaped arc strip and the plate part I is set to be arranged and distributed at intervals along the circumference of the cylinder shell, the platform is set as a conical columnar body and the strip part I is set as a straight plate-like body, the accommodating groove body I is set as a dovetail groove body, and the accommodating hole body I and the accommodating hole body II are respectively set as hole-like bodies.

[0026] The technical effect of the above two technical solutions is that portal frame support is realized in the second lining layer of the tunnel.

[0027] The present invention is designed that the hanging rod is configured to include a strip portion II and a rod portion II, and a receiving hole body III is arranged on the transverse portion of the strip portion II, the inner end of the rod portion II is configured to be threadedly connected to the receiving hole body III and the outer end of the rod portion II is configured to be rotatably connected to the embedded part, the vertical end of the strip portion II is respectively configured to be connected to the first seat plate and the second seat plate through a pin shaft and the inner side surfaces of the vertical portion of the strip portion II are respectively configured to be connected to the pressure plate.

[0028] The present invention is designed that the strip portion II is set as an L-shaped rod-shaped body with a flange body at the horizontal portion and the rod portion II is set as a hexagonal screw with a stem shape, the accommodating hole body III is set as a threaded hole body and the accommodating hole body III is set on the flange body of the strip portion II, and the annular groove body at the upper end of the rod portion II is set to be connected to the embedded part.

[0029] The technical effect of the above two technical solutions is that flexible connection support of the suspension rod is realized.

[0030] The present invention is designed that the pressure plate is arranged to include a plate portion II and a screw portion I, and an accommodating hole body IV is arranged on the vertical portion of the plate portion II, the end head of the screw portion I is arranged to be through-connected with the accommodating hole body IV and the end head of the screw portion I is arranged to be threadedly connected with the hanging rod, the flange body of the screw portion I is arranged to be contact-connected with the outer side surface of the vertical portion of the plate portion II and the inner side surface of the vertical portion of the plate portion II is arranged to be contact-connected with the hanging rod, and the inner end surface of the transverse portion of the plate portion II is arranged to be contact-connected with the vibration sensor.

[0031] The present invention is designed that the plate portion II is configured as an L-shaped strip-shaped body, the screw portion I is configured as a hexagon socket bolt, and the receiving hole body IV is configured as a long strip-shaped hole-shaped body.

[0032] The technical effect of the above two technical solutions is that the vibration sensor can be pressed and fixed.

[0033] The present invention is designed that the holding plate is arranged to include a plate portion III and a screw portion II, and a accommodating hole body V is arranged on the transverse portion of the plate portion III, a accommodating groove body II is arranged on the outer side surface of the vertical portion of the plate portion III, and the accommodating groove body II is arranged to be connected with a cable located on the vibration sensor, the end head of the screw portion II is arranged to be through-connected with the accommodating hole body V, and the end head of the screw portion II is arranged to be threadedly connected with the embedded part, the flange body of the screw portion II is arranged to be contact-connected with the outer side surface of the transverse portion of the plate portion III, and the inner end surface of the transverse portion of the plate portion II is arranged to be contact-connected with the embedded part.

[0034] The present invention designs that the plate portion III is set as an L-shaped strip sheet and the screw portion II is set as a hexagon socket bolt, the receiving hole body V is set as a long hole body and the receiving groove body II is set as an arc groove body with a C-shaped cross-section.

[0035] The technical effect of the above two technical solutions is that the cables on the vibration sensor are tightly fixed.

[0036] The present invention is designed that the vibration sensor and the first seat plate, the second seat plate, the elastic belt and the hanging rod are arranged to be distributed in the manner of the intermediate transmission support of the movable body, and the vibration sensor, the first seat plate, the second seat plate, the elastic belt and the hanging rod and the embedded part are arranged to be distributed in the manner of implanted column support, and the vibration sensor, the first seat plate, the second seat plate, the elastic belt and the hanging rod and the holding plate are arranged to be distributed in the manner of clamping and fixing.

[0037] The present invention is designed that a hanging rod and a pressure plate are arranged to form a group of rod plate components, wherein one group of rod plate components is arranged between the first seat plate and the embedded component, wherein the other group of rod plate components is arranged between the second seat plate and the embedded component, and two holding plates are arranged between the vibration sensor and the embedded component, the plate portion III and the screw portion II are respectively arranged to be connected to the strip portion I, the plate portion II and the screw portion I are respectively arranged to be connected to the strip portion II, the strip portion II is respectively arranged to be connected to the ear seat portion and the accommodating groove body I, and the rod portion II is arranged to be connected to the accommodating hole body I.

[0038] The present invention is designed that a first installation area, a second installation area, a third installation area and a fourth installation area are respectively arranged on the second lining of the tunnel, and the ratio of the distance L1 between the first installation area and the starting point of the tunnel, the distance L2 between the second installation area and the first installation area, the distance L3 between the third installation area and the second installation area, and the distance L4 between the fourth installation area and the third installation area are set to 1:1:1.8-2.2:1.8-2.2, and the ratio of the distance L5 between the fourth installation area and the tunnel penetration point and the length of the tunnel is 0.4-0.38:1.

[0039] The technical effect of the above technical solution is to achieve the best monitoring point setting in the tunnel.

[0040] The present invention designs a method for using a vibration monitoring device for short tunnel blasting construction, and the steps are: using a vibration sensor to monitor the vibration generated by the short tunnel blasting construction, using a frame component to dock and install the vibration sensor and a seat plate group, using the seat plate group and the elastic band to distinguish the vibration signal transmitted by the vibration sensor, and using a limit shrinkage area sheet as a vibration signal receiving medium.

[0041] The technical effect of the above technical solution is: highlighting the technical feature of using a sheet with a limit shrinkage area as a vibration signal receiving medium, and introducing the application in the technical field of a method for using a vibration monitoring device for short tunnel blasting construction.

[0042] The present invention is designed, and its steps are: when the ratio between the length of the remaining part of the tunnel construction and the length of the tunnel is 0.4-0.38:1, it is necessary to carry out vibration monitoring on the blasting construction of the short tunnel, and the first installation area is marked on the second lining of the tunnel according to the ratio of the distance L1 between the first installation area and the starting point of the tunnel, the distance L2 between the second installation area and the first installation area, the distance L3 between the third installation area and the second installation area, and the distance L4 between the fourth installation area and the third installation area are set to 1:1:1.8-2.2:1.8-2.2 to obtain the vibration detection area, and the first installation area, the second installation area, the third installation area and the fourth installation area are marked on the second lining of the tunnel according to the ratio between the two cylinder shells located on the strip part I. The distance between them is set, a hole is drilled on the vibration detection area to obtain a mounting hole body, the plate part I and the platform part are placed in the mounting hole body, the rod part I is rotated in the cylindrical shell, the platform part is moved inward on the plate part I, the plate part I is expanded outward by the platform part, and the plate part I acts on the inner wall of the mounting hole body, so that the embedded part is installed on the vibration detection area, the rod part II is rotated in the receiving hole body I, under the action of the threads of the rod part II and the receiving hole body III, the strip part II moves inward in the receiving groove body I, the inner end face of the seat part is placed on the second lining layer of the tunnel located on the vibration detection area, the inner end contact of the vibration sensor is placed on the outer end face of the seat part, the screw part I is moved in the receiving hole body IV, and the inner end face of the transverse part of the plate part II acts on On the outer end shell of the vibration sensor, the screw part I rotates on the strip part II, so that the flange of the screw part I acts on the outer side of the vertical part of the plate part II, thereby installing the vibration sensor on the first seat plate and the second seat plate, and the cable on the vibration sensor is passed through the accommodating hole body II, so that the screw part II moves in the accommodating hole body V, so that the cable on the vibration sensor is placed in the accommodating groove body II, and the cable on the vibration sensor is clamped by two holding plates, and the screw part II is threadedly rotated on the strip part I, so that the flange of the screw part II acts on the outer side of the horizontal part of the plate part III, thereby installing the cable on the vibration sensor between the two holding plates, and when the second lining of the tunnel vibrates, the ear seat part is moved on the strip part II. Rotate, and flexibly transmit through the elastic band between the seat part located on the first seat plate and the seat part located on the second seat plate, and the seat part drives the vibration sensor to pick up the vibration maximum acceleration value, maximum velocity value, maximum displacement value and vibration intensity value signal. After completing the vibration monitoring of the short tunnel blasting construction, the screw part II rotates in the opposite direction on the strip part I, so that the flange body of the screw part II is separated from the outer side surface of the horizontal part of the plate part III, and the two holding plates are separated from the cable on the vibration sensor. The screw part I rotates in the opposite direction on the strip part II, so that the flange body of the screw part I is separated from the outer side surface of the vertical part of the plate part II, and the vibration sensor is taken out from the first seat plate and the second seat plate, and the cable on the vibration sensor is taken out from the accommodating hole body II.

[0043] The technical effect of the above technical solution is that the vibration sensor installation operation is realized in a short tunnel.

[0044] In this technical solution, a short tunnel refers to a tunnel with a length of less than or equal to 225 meters.

[0045] In the present technical solution, the elastic band and the vibration sensor are basic components and are also the necessary technical features of the present invention. The embedded parts, the first seat plate, the second seat plate, the hanging rod, the pressure plate and the holding plate are functional components and are the features for realizing other technical effects of the present invention. The cylindrical shell, the rod part I, the plate part I, the platform part, the strip part I, the receiving groove body I, the receiving hole body I, the receiving hole body II, The designs of the technical features of the seat portion, ear seat portion, strip portion II, rod portion II, accommodating hole body III, plate portion II, screw portion I, accommodating hole body IV, plate portion III, screw portion II, accommodating trough body II, accommodating hole body V, first installation area, second installation area, third installation area and fourth installation area are technical features that comply with the Patent Law and its implementing rules.

[0046] In the technical solution, the use of the limit shrinkage area sheet as the vibration signal receiving medium is realized by the seat plate group and the elastic belt.

[0047] In the present technical scheme, the vibration sensor, seat plate group, elastic belt and frame components that use the limit shrinkage area sheet as the vibration signal receiving medium are important technical features. In the technical field of vibration monitoring devices and use methods for short tunnel blasting construction, it has novelty, creativity and practicality. The terms in the present technical scheme can be explained and understood using patent documents in this technical field. BRIEF DESCRIPTION OF THE DRAWINGS

[0048] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0049] Figure 1 FIG. 1 is a schematic diagram of a first embodiment of a vibration monitoring device for short tunnel blasting construction according to the present invention. Figure 2 is a schematic diagram of the arrangement of the first installation area 10, the second installation area 20, the third installation area 30 and the fourth installation area 40, Embedded part-1, first seat plate-3, second seat plate-4, elastic band-5, vibration sensor-6, hanging rod-7, pressure plate-8, holding plate-9, cylinder shell-11, rod part I-12, plate part I-13, platform part-14, strip part I-15, accommodating groove body I-16, accommodating hole body I-17, accommodating hole body II-18, seat part-31, ear seat part-32, strip part II-71, rod part II-72, accommodating hole body III-73, plate part II-81, screw part I-82, accommodating hole body IV-83, plate part III-99, screw part II-98, accommodating groove body II-97, accommodating hole body V-96, first installation area-10, second installation area-20, third installation area-30, fourth installation area-40. DETAILED DESCRIPTION

[0050] According to the Examination Guidelines, terms such as “having”, “including” and “comprising” used in the present invention should be understood as not dispensing with the existence or addition of one or more other elements or combinations thereof.

[0051] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0052] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0053] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other. In addition, unless otherwise specified, the equipment and materials used in the following examples are commercially available. If the processing conditions are not clearly stated, please refer to the purchased product manual or proceed according to conventional methods in the art.

[0054] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0055] A vibration monitoring device for short tunnel blasting construction. Figure 1 This is one of the first embodiments of the present invention, and this embodiment is specifically described in conjunction with the accompanying drawings. It includes an embedded part 1, a first seat plate 3, a second seat plate 4, an elastic band 5, a vibration sensor 6, a hanging rod 7, a pressure plate 8 and a holding plate 9, and a hanging rod 7 is arranged on the embedded part 1, the first seat plate 3 and the second seat plate 4 are respectively arranged on the hanging rod 7, and an elastic band 5 is arranged between the first seat plate 3 and the second seat plate 4, a vibration sensor 6 is arranged on the first seat plate 3 and the second seat plate 4, and a pressure plate 8 is arranged between the vibration sensor 6 and the hanging rod 7, and a holding plate 9 is arranged between the vibration sensor 6 and the embedded part 1.

[0056] The second embodiment of the present invention is described in detail with reference to the accompanying drawings. In this embodiment, the embedded part 1 is configured to include a cylinder shell 11, a rod portion Ⅰ12, a plate portion Ⅰ13, a platform portion 14 and a strip portion Ⅰ15, and a receiving groove body Ⅰ16 is provided on the upper part of the inner end surface of the cylinder shell 11, a receiving hole body Ⅰ17 is provided on the inner side of the end of the strip portion Ⅰ15, and a receiving hole body Ⅱ18 is provided on the inner side of the end of the strip portion Ⅰ15, the cylinder shell 11 is configured to be threadedly connected to the upper end of the rod portion Ⅰ12, and the lower end surface of the cylinder shell 11 is configured to be connected to the inner end surface of the plate portion Ⅰ13, and the lower end of the rod portion Ⅰ12 is connected to the inner end surface of the plate portion Ⅰ13. The end face is arranged to be connected to the upper end face of the platform 14 and the inner end face of the plate portion Ⅰ13 is arranged to be contact-connected to the peripheral side face of the platform 14, the upper part of the inner end face of the cylinder shell 11 is arranged to be connected to the end head of the strip portion Ⅰ15 and the accommodating groove body Ⅰ16, the accommodating hole body Ⅰ17 and the strip portion Ⅰ15 are respectively arranged to be connected to the hanging rod 7, the strip portion Ⅰ15 is arranged to be connected to the holding plate 9 and the accommodating hole body Ⅱ18 is arranged to be distributed corresponding to the vibration sensor 6, and the plate portion Ⅰ13 and the platform 14 are respectively arranged to be embeddedly connected to the second lining of the tunnel.

[0057] Through the embedded part 1, the supporting connection points for the vibration sensor 6, the hanging rod 7 and the holding plate 9 are formed, the connection with the vibration sensor 6 is realized by the accommodating hole body II 18, the connection with the hanging rod 7 is realized by the accommodating groove body I 16, the accommodating hole body I 17 and the strip part I 15, the connection with the holding plate 9 is realized by the strip part I 15, and the overhead connection processing of the strip part I 15 is realized by the cylinder shell 11, the rod part I 12, the plate part I 13 and the platform part 14. The technical purpose is to be used as a supporting carrier for the hanging rod 7 and the holding plate 9.

[0058] In this embodiment, the cylinder shell 11 is set as a nut tubular body and the rod portion Ⅰ12 is set as a hexagon socket plain bolt, the plate portion Ⅰ13 is set as a C-shaped arc strip and the plate portion Ⅰ13 is set to be arranged and distributed at intervals along the circumference of the cylinder shell 11, the platform portion 14 is set as a conical columnar body and the strip portion Ⅰ15 is set as a straight plate-like body, the receiving groove body Ⅰ16 is set as a dovetail groove body and the receiving hole body Ⅰ17 and the receiving hole body Ⅱ18 are respectively set as hole-like bodies.

[0059] The technical purpose is to achieve the door frame support for the hanging rod 7 and the holding plate 9.

[0060] In this embodiment, the first seat plate 3 and the second seat plate 4 are respectively configured to include a seat portion 31 and an ear seat portion 32, and the outer end surface edge of the seat portion 31 is configured to be connected to the vertical end of the ear seat portion 32, the inner side surface of the seat portion 31 is configured to be connected to the elastic band 5 and the outer end surface of the seat portion 31 is configured to be contact-connected to the vibration sensor 6, the inner end surface of the seat portion 31 is configured to be contact-connected to the second lining layer of the tunnel and the transverse portion of the ear seat portion 32 is configured to be connected to the hanging rod 7 through a pin shaft.

[0061] Through the first seat plate 3 and the second seat plate 4, supporting connection points for the elastic band 5, the vibration sensor 6 and the hanging rod 7 are formed. The seat portion 31 realizes connection with the elastic band 5 and the vibration sensor 6. The ear seat portion 32 realizes connection with the hanging rod 7. The technical purpose is to serve as a supporting carrier for the vibration sensor 6.

[0062] In the present embodiment, the seat portion 31 is configured as a rectangular block and the ear seat portion 32 is configured as a double-plate ear seat having an L-shaped cross section.

[0063] The technical purpose is to achieve split support for the vibration sensor 6.

[0064] In this embodiment, the elastic band 5 is configured as a rubber band body and the elastic band 5 is configured to be distributed in an X shape between the first seat plate 3 and the second seat plate 4, one end of the elastic band 5 is configured to be connected to the first seat plate 3 and the other end of the elastic band 5 is configured to be connected to the second seat plate 4.

[0065] A supporting connection point for the first seat plate 3 and the second seat plate 4 is formed by the elastic band 5. The connection with the first seat plate 3 and the connection with the second seat plate 4 are realized by the elastic band 5. Its technical purpose is to serve as a component for flexibly connecting the first seat plate 3 and the second seat plate 4.

[0066] In this embodiment, the vibration sensor 6 is configured as a piezoelectric force sensor and the inner end contacts of the vibration sensor 6 are respectively configured to be contact-connected with the first seat plate 3 and the second seat plate 4, the outer end shell of the vibration sensor 6 is configured to be contact-connected with the pressure plate 8 and the cable located on the vibration sensor 6 is configured to be serially connected with the embedded part 1, and the cable located on the vibration sensor 6 is configured to be contact-connected with the holding plate 9.

[0067] Through the vibration sensor 6, support connection points for the embedded part 1, the first seat plate 3, the second seat plate 4, the pressure plate 8 and the holding plate 9 are formed. The vibration sensor 6 realizes connection with the embedded part 1, connection with the first seat plate 3, connection with the second seat plate 4, connection with the pressure plate 8, and connection with the holding plate 9. Its technical purpose is to serve as a component for picking up the maximum acceleration value, maximum velocity value, maximum displacement value and vibration intensity value signals of the monitoring point.

[0068] In this embodiment, the hanging rod 7 is configured to include a strip portion Ⅱ71 and a rod portion Ⅱ72 and a receiving hole body Ⅲ73 is provided on the transverse portion of the strip portion Ⅱ71, the inner end of the rod portion Ⅱ72 is configured to be threadedly connected to the receiving hole body Ⅲ73 and the outer end of the rod portion Ⅱ72 is configured to be rotatably connected to the embedded part 1, the vertical ends of the strip portion Ⅱ71 are respectively configured to be connected to the first seat plate 3 and the second seat plate 4 through a pin shaft and the inner side surfaces of the vertical portions of the strip portion Ⅱ71 are respectively configured to be connected to the pressure plate 8.

[0069] Through the hanging rod 7, a supporting connection point for the embedded part 1, the first seat plate 3, the second seat plate 4 and the pressure plate 8 is formed. The rod part II 72 realizes the connection with the embedded part 1, the strip part II 71 realizes the connection with the first seat plate 3, the connection with the second seat plate 4, and the connection with the pressure plate 8. The threaded connection between the rod part II 72 and the strip part II 71 is realized by the accommodating hole body III 73. The technical purpose is to serve as a supporting carrier for the first seat plate 3, the second seat plate 4 and the pressure plate 8.

[0070] In this embodiment, strip portion II71 is configured as an L-shaped rod-shaped body with a flange body on the horizontal portion and rod portion II72 is configured as a hexagonal screw with a stem shape, the accommodating hole body III73 is configured as a threaded hole body and an accommodating hole body III73 is provided on the flange body of strip portion II71, and the annular groove body at the upper end of rod portion II72 is configured to be connected to the embedded part 1.

[0071] The technical purpose is to realize the movable connection between the first seat plate 3 and the second seat plate 4.

[0072] In this embodiment, the pressure plate 8 is configured to include a plate portion Ⅱ81 and a screw portion Ⅰ82 and a accommodating hole body Ⅳ83 is provided on the vertical portion of the plate portion Ⅱ81, the end head of the screw portion Ⅰ82 is configured to be through-connected with the accommodating hole body Ⅳ83 and the end head of the screw portion Ⅰ82 is configured to be threadedly connected with the hanging rod 7, the flange body of the screw portion Ⅰ82 is configured to be contact-connected with the outer side surface of the vertical portion of the plate portion Ⅱ81 and the inner side surface of the vertical portion of the plate portion Ⅱ81 is configured to be contact-connected with the hanging rod 7, and the inner end surface of the transverse portion of the plate portion Ⅱ81 is configured to be contact-connected with the vibration sensor 6.

[0073] A supporting connection point for the vibration sensor 6 and the hanging rod 7 is formed by the pressing plate 8. The connection with the vibration sensor 6 is realized by the plate part II 81. The connection with the hanging rod 7 is realized by the screw part I 82. The connection between the screw part I 82 and the plate part II 81 is realized by the accommodating hole body IV 83. The technical purpose is to be used as a component for pressing the vibration sensor 6.

[0074] In this embodiment, the plate portion II 81 is configured as an L-shaped strip-shaped body, the screw portion I 82 is configured as a hexagon socket bolt, and the receiving hole body IV 83 is configured as a long strip-shaped hole-shaped body.

[0075] The technical purpose is to realize the plate pressing of the vibration sensor 6.

[0076] In this embodiment, the holding plate 9 is configured to include a plate portion III99 and a screw portion II98, and a receiving hole body V96 is provided on the transverse portion of the plate portion III99, a receiving groove body II97 is provided on the outer side surface of the vertical portion of the plate portion III99, and the receiving groove body II97 is configured to be connected to the cable located on the vibration sensor 6, the end head of the screw portion II98 is configured to be through-connected to the receiving hole body V96 and the end head of the screw portion II98 is configured to be threadedly connected to the embedded component 1, the flange body of the screw portion II98 is configured to be contact-connected to the outer side surface of the transverse portion of the plate portion III99 and the inner end face of the transverse portion of the plate portion II81 is configured to be contact-connected to the embedded component 1.

[0077] Through the holding plate 9, a supporting connection point for the embedded part 1 and the vibration sensor 6 is formed, the connection with the embedded part 1 is realized by the plate part III 99 and the screw part II 98, the connection with the vibration sensor 6 is realized by the accommodating groove body II 97, and the connection processing between the screw part II 98 and the plate part III 99 is realized by the accommodating hole body V 96. The technical purpose is to be used as a component for clamping the cable located on the vibration sensor 6.

[0078] In this embodiment, the plate portion III 99 is configured as an L-shaped strip sheet and the screw portion II 98 is configured as a hexagon socket bolt, the receiving hole body V 96 is configured as a long hole body and the receiving groove body II 97 is configured as an arc groove body with a C-shaped cross-section.

[0079] The technical purpose is to achieve plate clamping of the cable on the vibration sensor 6 .

[0080] In this embodiment, the vibration sensor 6 and the first seat plate 3, the second seat plate 4, the elastic belt 5 and the hanging rod 7 are arranged to be distributed in the manner of the intermediate transmission support of the movable body, and the vibration sensor 6, the first seat plate 3, the second seat plate 4, the elastic belt 5 and the hanging rod 7 and the embedded part 1 are arranged to be distributed in the manner of implantation column support, the vibration sensor 6, the first seat plate 3, the second seat plate 4, the elastic belt 5 and the hanging rod 7 and the holding plate 9 are arranged to be distributed in the manner of clamping and fixing, and a hanging rod 7 and a pressing plate 8 are arranged to form a group of rod plate parts. Parts, wherein one group of rod plate parts is arranged between the first seat plate 3 and the embedded part 1, wherein the other group of rod plate parts is arranged between the second seat plate 4 and the embedded part 1, two holding plates 9 are arranged between the vibration sensor 6 and the embedded part 1, the plate part III 99 and the screw part II 98 are respectively arranged to be connected to the strip part I 15, the plate part II 81 and the screw part I 82 are respectively arranged to be connected to the strip part II 71, the strip part II 71 is respectively arranged to be connected to the ear seat part 32 and the accommodating groove body I 16, and the rod part II 72 is arranged to be connected to the accommodating hole body I 17.

[0081] In this embodiment, a first installation area 10, a second installation area 20, a third installation area 30 and a fourth installation area 40 are respectively arranged on the second lining of the tunnel, and the distance L1 between the first installation area 10 and the starting point of the tunnel, the distance L2 between the second installation area 20 and the first installation area 10, the distance L3 between the third installation area 30 and the second installation area 20, and the distance L4 between the fourth installation area 40 and the third installation area 30 are set to 1:1:1.8-2.2:1.8-2.2, and the ratio between the distance L5 between the fourth installation area 40 and the tunnel penetration point and the length of the tunnel is 0.4-0.38:1.

[0082] The technical purpose is to achieve the installation of the vibration sensor 6 at the optimal position in the second lining layer of the tunnel.

[0083] In one of the supporting examples of the second embodiment of the present invention, the ratio of the distance L1 between the first installation area 10 and the starting point of the tunnel, the distance L2 between the second installation area 20 and the first installation area 10, the distance L3 between the third installation area 30 and the second installation area 20, and the distance L4 between the fourth installation area 40 and the third installation area 30 are set to 1:1:1.8:1.8, and the ratio between the distance L5 between the fourth installation area 40 and the tunnel penetration point and the length of the tunnel is 0.4:1.

[0084] In the second supporting example of the second first embodiment of the present invention, the ratio of the distance L1 between the first installation area 10 and the starting point of the tunnel, the distance L2 between the second installation area 20 and the first installation area 10, the distance L3 between the third installation area 30 and the second installation area 20, and the distance L4 between the fourth installation area 40 and the third installation area 30 are set to 1:1:2.2:2.2, and the ratio between the distance L5 between the fourth installation area 40 and the tunnel penetration point and the length of the tunnel is 0.38:1.

[0085] In the third supporting example of the second first embodiment of the present invention, the ratio of the distance L1 between the first installation area 10 and the starting point of the tunnel, the distance L2 between the second installation area 20 and the first installation area 10, the distance L3 between the third installation area 30 and the second installation area 20, and the distance L4 between the fourth installation area 40 and the third installation area 30 are set to 1:1:2:, and the ratio between the distance L5 between the fourth installation area 40 and the tunnel penetration point and the length of the tunnel is 0.39:1.

[0086] The present invention is further described below in conjunction with examples. The following examples are intended to illustrate the present invention rather than to further limit the present invention.

[0087] A method for using a vibration monitoring device for short tunnel blasting construction, one of the first embodiments of the present invention, the steps are: when the ratio between the length of the remaining part of the tunnel construction and the length of the tunnel is 0.4-0.38:1, it is necessary to perform vibration monitoring on the short tunnel blasting construction, according to the distance L1 between the first installation area 10 and the starting point of the tunnel, the distance L2 between the second installation area 20 and the first installation area 10, the distance L3 between the third installation area 30 and the second installation area 20, and the distance L4 between the fourth installation area 40 and the third installation area 30 are set to 1:1:1.8-2.2:1.8-2.2 on the second lining of the tunnel. 10. The second installation area 20, the third installation area 30 and the fourth installation area 40 are marked to obtain the vibration detection area. According to the distance between the two cylindrical shells 11 located on the strip part Ⅰ15, a hole is drilled in the vibration detection area to obtain a mounting hole body. The plate part Ⅰ13 and the platform part 14 are placed in the mounting hole body, and the rod part Ⅰ12 is rotated in the cylindrical shell 11, and the platform part 14 is moved inward on the plate part Ⅰ13. The plate part Ⅰ13 is expanded outward by the platform part 14, so that the plate part Ⅰ13 acts on the inner wall of the mounting hole body, thereby installing the embedded part 1 in the vibration detection area, and the rod part Ⅱ72 is rotated in the receiving hole body Ⅰ17. Under the action of the threads of the rod part Ⅱ72 and the receiving hole body Ⅲ73, the strip part Ⅱ7 1 moves inward in the receiving groove body I16, places the inner end face of the seat part 31 on the second lining layer of the tunnel located on the vibration detection area, places the inner end contact of the vibration sensor 6 on the outer end face of the seat part 31, and makes the screw part I82 move in the receiving hole body IV83, so that the inner end face of the horizontal part of the plate part II81 acts on the outer end shell of the vibration sensor 6, and the screw part I82 rotates on the strip part II71, so that the flange of the screw part I82 acts on the outer side face of the vertical part of the plate part II81, thereby installing the vibration sensor 6 on the first seat plate 3 and the second seat plate 4, and passes the cable on the vibration sensor 6 through the receiving hole body II18, so that the screw part II98 moves in the receiving hole body V96, The cable on the vibration sensor 6 is placed in the accommodating groove body II 97, and the cable on the vibration sensor 6 is clamped by two holding plates 9. The screw part II 98 is threadedly rotated on the strip part I 15, so that the flange of the screw part II 98 acts on the outer side of the transverse part of the plate part III 99, so that the cable on the vibration sensor 6 is installed between the two holding plates 9. When the second lining of the tunnel vibrates, the ear seat part 32 is rotated on the strip part II 71, and the elastic belt 5 between the seat part 31 on the first seat plate 3 and the seat part 31 on the second seat plate 4 is flexibly transmitted, and the seat part 31 drives the vibration sensor 6 to pick up the maximum acceleration value, maximum velocity value, maximum displacement value and vibration intensity value signal. After completing the vibration monitoring of the short tunnel blasting construction, the screw part II 98 rotates in the opposite direction on the strip part I 15 to separate the flange body of the screw part II 98 from the outer side of the horizontal part of the plate part III 99, and separates the two holding plates 9 from the cable on the vibration sensor 6. The screw part I 82 rotates in the opposite direction on the strip part II 71 to separate the flange body of the screw part I 82 from the outer side of the vertical part of the plate part II 81, and removes the vibration sensor 6 from the first seat plate 3 and the second seat plate 4, and removes the cable on the vibration sensor 6 from the accommodating hole body II 18.

[0088] One of the supporting examples of one of the first embodiments of the present invention, the steps are: when the ratio between the length of the remaining part of the tunnel construction and the length of the tunnel is 0.4:1, it is necessary to perform vibration monitoring on the short tunnel blasting construction, and the first installation area 10, the second installation area 20, the third installation area 30, the second installation area 20, and the fourth installation area 40 are marked on the second lining of the tunnel to obtain a vibration detection area according to the ratio of 1:1:1.8:1.8 between the distance L1 between the first installation area 10 and the starting point of the tunnel, the distance L2 between the second installation area 20 and the first installation area 10, the distance L3 between the third installation area 30 and the second installation area 20, and the distance L4 between the fourth installation area 40 and the third installation area 30.

[0089] The second supporting example of one of the first embodiments of the present invention, the steps are: when the ratio between the length of the remaining part of the tunnel construction and the length of the tunnel is 0.38:1, it is necessary to perform vibration monitoring on the short tunnel blasting construction, and the ratio of the distance L1 between the first installation area 10 and the starting point of the tunnel, the distance L2 between the second installation area 20 and the first installation area 10, the distance L3 between the third installation area 30 and the second installation area 20, and the distance L4 between the fourth installation area 40 and the third installation area 30 is set to 1:1:2.22.2. The first installation area 10, the second installation area 20, the third installation area 30 and the fourth installation area 40 are marked on the second lining of the tunnel to obtain a vibration detection area.

[0090] The third supporting example of one of the first embodiments of the present invention, the steps are: when the ratio between the length of the remaining part of the tunnel construction and the length of the tunnel is 0.39:1, it is necessary to perform vibration monitoring on the short tunnel blasting construction, and the first installation area 10, the second installation area 20, the third installation area 30, the second installation area 20, and the fourth installation area 40 are marked on the second lining of the tunnel to obtain a vibration detection area according to the ratio of 1:1:22 between the first installation area 10 and the starting point of the tunnel, the distance L1 between the second installation area 20 and the first installation area 10, the distance L3 between the third installation area 30 and the second installation area 20, and the distance L4 between the fourth installation area 40 and the third installation area 30.

[0091] When verifying the present invention, the inventors abandoned the existing technical feature of using an integral disk as a support base for the vibration sensor, and first proposed the technical feature of using a sheet with a maximum shrinkage area as a vibration signal receiving medium, thereby obtaining a first unexpected technical effect: achieving the optimal monitoring point setting of the first installation area 10, the second installation area 20, the third installation area 30 and the fourth installation area 40, and effectively monitoring the vibration generated by the blasting construction of the remaining parts of the tunnel construction online, thereby preventing the collapse of the remaining parts of the tunnel construction, and obtaining a second unexpected technical effect: achieving online picking of vibration signals, optimizing the blasting construction parameter configuration, improving the short tunnel construction effect, and ensuring the stable performance in the construction environment, and obtaining the third An unexpected technical effect is obtained: the support is achieved by the active body made of the first seat plate 3, the second seat plate 4 and the elastic band 5, and the response performance to the vibration signal is improved. A fourth unexpected technical effect is obtained: the first seat plate 3 and the second seat plate 4 are flexibly connected by the embedded part 1 and the hanging rod 7, and the fit between the first seat plate 3 and the second seat plate 4 and the second lining of the tunnel is improved. A fifth unexpected technical effect is obtained: the vibration sensor 6 is pressed by the pressing plate 8, and the follow-up motion performance between the vibration sensor 6 and the first seat plate 3 and the second seat plate 4 is improved. A sixth unexpected technical effect is obtained: the cable on the vibration sensor 6 is installed and fixed by the holding plate 9, and the reliability of the transmission signal of the cable on the vibration sensor 6 is improved.

[0092] In the second embodiment of the present invention, the vibration sensor 6, the seat plate assembly, the elastic band 5 and the frame member are connected to each other in a manner that uses the limit shrinkage area sheet as a vibration signal receiving medium.

[0093] In this embodiment, the seat plate assembly and the elastic band 5 are connected to the vibration sensor 6 and the frame member in a manner to distinguish the vibration signal transmitted by the sheet.

[0094] In this embodiment, the seat plate assembly is configured to include a first seat plate 3 and a second seat plate 4 .

[0095] In this embodiment, the frame component is configured to include an embedded component 1 and a hanging rod 7 .

[0096] In this embodiment, a first accessory device is further included and is arranged between the vibration sensor 6 and the frame component. The first accessory device is arranged as a pressure plate 8 .

[0097] In this embodiment, a second accessory device is further included and is arranged between the vibration sensor 6 and the frame component. The second accessory device is arranged as a holding plate 9 .

[0098] The second embodiment of the present invention is based on the first embodiment. The second embodiment of the present invention comprises the following steps: the vibration sensor 6 is used to monitor the vibration generated by the blasting construction of the short tunnel; the frame component is used to connect and install the vibration sensor 6 and the seat plate group; the seat plate group and the elastic band 5 are used to distinguish the vibration signal transmitted by the sheet body of the vibration sensor 6, and the sheet body with the maximum shrinkage area is used as the vibration signal receiving medium.

[0099] The second embodiment of the present invention is based on the first embodiment.

[0100] The present invention has the following characteristics: 1. Due to the design of the vibration sensor 6, the seat plate group, the elastic belt 5 and the frame component, the vibration sensor 6 is used to monitor the vibration generated by the blasting construction of the short tunnel. The frame component is used to connect the vibration sensor 6 with the seat plate group. The seat plate group and the elastic belt 5 are used to distinguish the vibration signal transmitted by the sheet body of the vibration sensor 6, and the sheet body with the limit shrinkage area is used as the vibration signal receiving medium. The technical problem of using an integral disk as the support seat of the vibration sensor is solved, thereby improving the vibration monitoring effect of the blasting construction of the short tunnel.

[0101] 2. Due to the design of the first seat plate 3 and the second seat plate 4, the contact of the vibration sensor 6 is supported by two plates.

[0102] 3. Due to the design of the embedded part 1 and the hanging rod 7, the first seat plate 3 and the second seat plate 4 can be hoisted and connected.

[0103] 4. Due to the design of the pressing plate 8, the vibration sensor 6 can be pressed and connected.

[0104] 5. Due to the design of the holding plate 9, the cables on the vibration sensor 6 can be tightly installed.

[0105] 6. Since the design limits the numerical range of the structural shape, the numerical range is the technical feature in the technical solution of the present invention, rather than a technical feature calculated by a formula or obtained through a limited number of tests. Tests have shown that the technical feature of this numerical range has achieved good technical effects.

[0106] 7. Due to the design of the technical features of the present invention, the effects of the individual and combined technical features have been shown through experiments to have various performance indicators of the present invention that are at least 1.7 times the existing performance indicators, and have been evaluated to have good market value.

[0107] There are other technical features connected with the vibration sensor 6, the seat plate group, the elastic band 5 and the frame component that use the extreme shrinkage area sheet as the vibration signal receiving medium, which are all embodiments of the present invention, and the various technical features of the above-mentioned embodiments can be combined arbitrarily. In order to meet the requirements of the Patent Law, the Patent Implementing Rules and the Examination Guidelines, all possible combinations of the various technical features in the above-mentioned embodiments will no longer be described.

[0108] The above embodiment is only one implementation form of the vibration monitoring device and method for use in short tunnel blasting construction provided by the present invention. Other variations of the solution provided by the present invention, adding or reducing components or steps therein, or applying the present invention to other technical fields close to the present invention, all fall within the protection scope of the present invention.

Claims

1. A vibration monitoring device for short tunnel blasting construction, characterized by: The invention comprises a vibration sensor (6) for picking up a vibration signal of a second tunnel lining, a seat plate group arranged between the vibration sensor (6) and the second tunnel lining, an elastic band (5) arranged in the seat plate group, and a frame component arranged between the seat plate group and the vibration sensor (6).

2. The vibration monitoring device for short tunnel blasting construction according to claim 1 is characterized in that: The vibration sensor (6), the seat plate group, the elastic band (5) and the frame component are connected to each other in a manner of using the limit shrinkage area sheet as a vibration signal receiving medium.

3. The vibration monitoring device for short tunnel blasting construction according to claim 2 is characterized in that: The seat plate assembly and the elastic band (5) are connected to the vibration sensor (6) and the frame component in a manner of distinguishing the vibration signal transmitted by the sheet.

4. The vibration monitoring device for short tunnel blasting construction according to claim 1 is characterized in that: The seat plate assembly is configured to include a first seat plate (3) and a second seat plate (4). Or, the frame part is configured to include an embedded part (1) and a hanging rod (7), Or, it further comprises a first accessory device and the first accessory device is arranged between the vibration sensor (6) and the frame component, and the first accessory device is arranged as a pressure plate (8), Or, a second accessory device is further included and the second accessory device is arranged between the vibration sensor (6) and the frame component, and the second accessory device is arranged as a holding plate (9).

5. The vibration monitoring device for short tunnel blasting construction according to claim 4 is characterized in that: A hanging rod (7) is arranged on the embedded component (1), a first seat plate (3) and a second seat plate (4) are respectively arranged on the hanging rod (7), and an elastic band (5) is arranged between the first seat plate (3) and the second seat plate (4), a vibration sensor (6) is arranged on the first seat plate (3) and the second seat plate (4), and a pressure plate (8) is arranged between the vibration sensor (6) and the hanging rod (7), and a holding plate (9) is arranged between the vibration sensor (6) and the embedded component (1).

6. The vibration monitoring device for short tunnel blasting construction according to claim 5 is characterized in that: The vibration sensor (6) is configured as a piezoelectric force sensor and the inner end contacts of the vibration sensor (6) are configured to be contact-connected with the first seat plate (3) and the second seat plate (4), respectively; the outer end housing of the vibration sensor (6) is configured to be contact-connected with the pressure plate (8) and the cable located on the vibration sensor (6) is configured to be serially connected with the embedded component (1); the cable located on the vibration sensor (6) is configured to be contact-connected with the holding plate (9); Alternatively, the elastic band (5) is configured as a rubber band body and the elastic band (5) is configured to be distributed in an X-shape between the first seat plate (3) and the second seat plate (4), one end of the elastic band (5) is configured to be connected to the first seat plate (3) and the other end of the elastic band (5) is configured to be connected to the second seat plate (4), Or, the first seat plate (3) and the second seat plate (4) are respectively configured to include a seat portion (31) and an ear seat portion (32), and the outer end surface edge of the seat portion (31) is configured to be connected to the vertical end of the ear seat portion (32), the inner side surface of the seat portion (31) is configured to be connected to the elastic band (5), and the outer end surface of the seat portion (31) is configured to be contact-connected to the vibration sensor (6), the inner end surface of the seat portion (31) is configured to be contact-connected to the second lining layer of the tunnel, and the transverse portion of the ear seat portion (32) is configured to be connected to the hanging rod (7) through a pin shaft, Or, the seat portion (31) is configured as a rectangular block and the ear seat portion (32) is configured as a double-plate ear seat with an L-shaped cross section, Alternatively, the embedded component (1) is configured to include a cylindrical shell (11), a rod portion I (12), a plate portion I (13), a platform portion (14) and a strip portion I (15), and a receiving groove body I (16) is provided on the upper portion of the inner end surface of the cylindrical shell (11), a receiving hole body I (17) is provided on the inner side of the end of the strip portion I (15), and a receiving hole body II (18) is provided on the inner side of the end of the strip portion I (15), the cylindrical shell (11) is configured to be threadedly connected to the upper end of the rod portion I (12), and the lower end surface of the cylindrical shell (11) is configured to be connected to the inner end surface of the plate portion I (13), and the lower end of the rod portion I (12) is threadedly connected to the inner end surface of the plate portion I (13). The surface is configured to be connected to the upper end surface of the platform (14) and the inner end surface of the plate portion I (13) is configured to be contact-connected to the peripheral side surface of the platform (14); the upper end of the inner end surface of the cylinder shell (11) is configured to be connected to the end of the strip portion I (15) and the receiving groove body I (16), the receiving hole body I (17) and the strip portion I (15) are respectively configured to be connected to the hanging rod (7); the strip portion I (15) is configured to be connected to the holding plate (9) and the receiving hole body II (18) is configured to be distributed correspondingly to the vibration sensor (6); the plate portion I (13) and the platform (14) are respectively configured to be embeddedly connected to the second lining layer of the tunnel; Or, the shell (11) is configured as a nut tubular body and the rod part I (12) is configured as a hexagon socket bolt, the plate part I (13) is configured as a C-shaped arc strip and the plate part I (13) is configured to be arranged and distributed along the circumference of the shell (11), the platform (14) is configured as a conical column and the strip part I (15) is configured as a straight plate, the receiving groove body I (16) is configured as a dovetail groove and the receiving hole body I (17) and the receiving hole body II (18) are configured to be respectively configured as hole bodies, Or, the hanging rod (7) is configured to include a strip portion II (71) and a rod portion II (72), and a receiving hole body III (73) is provided on the transverse portion of the strip portion II (71), the inner end of the rod portion II (72) is configured to be threadedly connected to the receiving hole body III (73), and the outer end of the rod portion II (72) is configured to be rotatably connected to the embedded component (1), the vertical end of the strip portion II (71) is configured to be connected to the first seat plate (3) and the second seat plate (4) through a pin shaft, and the inner side surface of the vertical portion of the strip portion II (71) is configured to be connected to the pressure plate (8), Alternatively, the strip part II (71) is configured as an L-shaped rod-shaped body having a flange body at the transverse part and the rod part II (72) is configured as a hexagonal screw with a stem shape, the receiving hole body III (73) is configured as a threaded hole body and the receiving hole body III (73) is configured on the flange body of the strip part II (71), and the annular groove body at the upper end of the rod part II (72) is configured to be connected to the embedded part (1), Or, the pressing plate (8) is configured to include a plate portion II (81) and a screw portion I (82), and a receiving hole body IV (83) is provided on the vertical portion of the plate portion II (81), the end of the screw portion I (82) is configured to be connected to the receiving hole body IV (83) in a through-type manner and the end of the screw portion I (82) is configured to be connected to the hanging rod (7) in a threaded manner, the flange of the screw portion I (82) is configured to be connected to the outer side surface of the vertical portion of the plate portion II (81) in a contacting manner and the inner side surface of the vertical portion of the plate portion II (81) is configured to be connected to the hanging rod (7), and the inner end surface of the horizontal portion of the plate portion II (81) is configured to be connected to the vibration sensor (6) in a contacting manner, Alternatively, the plate portion II (81) is configured as an L-shaped strip-shaped body and the screw portion I (82) is configured as a hexagon socket bolt, and the receiving hole body IV (83) is configured as a long strip-shaped body. Or, the holding plate (9) is configured to include a plate portion III (99) and a screw portion II (98), and a receiving hole body V (96) is provided on the transverse portion of the plate portion III (99), a receiving groove body II (97) is provided on the outer side surface of the vertical portion of the plate portion III (99), and the receiving groove body II (97) is configured to be connected to a cable located on the vibration sensor (6), the end of the screw portion II (98) is configured to be connected to the receiving hole body V (96) in a through-type manner, and the end of the screw portion II (98) is configured to be connected to the embedded component (1) in a threaded manner, the flange of the screw portion II (98) is configured to be connected to the outer side surface of the transverse portion of the plate portion III (99), and the inner end surface of the transverse portion of the plate portion II (81) is configured to be connected to the embedded component (1) in a contact manner, Alternatively, the plate portion III (99) is configured as an L-shaped strip and the screw portion II (98) is configured as a hexagon socket bolt, the receiving hole body V (96) is configured as a long hole and the receiving groove body II (97) is configured as an arc groove body with a C-shaped cross section.

7. The vibration monitoring device for short tunnel blasting construction according to any one of claims 1 to 6, characterized in that: The vibration sensor (6) and the first seat plate (3), the second seat plate (4), the elastic band (5) and the hanging rod (7) are arranged to be distributed in the manner of intermediate transmission support of the movable body, and the vibration sensor (6), the first seat plate (3), the second seat plate (4), the elastic band (5) and the hanging rod (7) and the embedded part (1) are arranged to be distributed in the manner of implantation column support, and the vibration sensor (6), the first seat plate (3), the second seat plate (4), the elastic band (5) and the hanging rod (7) and the holding plate (9) are arranged to be distributed in the manner of clamping and fixing. Alternatively, a hanging rod (7) and a pressing plate (8) are arranged to form a group of rod plate components, wherein one group of rod plate components is arranged between the first seat plate (3) and the embedded component (1), wherein another group of rod plate components is arranged between the second seat plate (4) and the embedded component (1), two holding plates (9) are arranged between the vibration sensor (6) and the embedded component (1), the plate portion III (99) and the screw portion II (98) are respectively arranged to be connected to the strip portion I (15), the plate portion II (81) and the screw portion I (82) are respectively arranged to be connected to the strip portion II (71), the strip portion II (71) is respectively arranged to be connected to the ear seat portion (32) and the receiving groove body I (16), and the rod portion II (72) is arranged to be connected to the receiving hole body I (17).

8. The vibration monitoring device for short tunnel blasting construction according to claim 7 is characterized in that: A first installation area (10), a second installation area (20), a third installation area (30) and a fourth installation area (40) are respectively arranged on the second tunnel lining of the tunnel, and the ratio of the distance L1 between the first installation area (10) and the tunnel starting point, the distance L2 between the second installation area (20) and the first installation area (10), the distance L3 between the third installation area (30) and the second installation area (20), and the distance L4 between the fourth installation area (40) and the third installation area (30) is set to 1:1:1.8-2.2:1.8-2.2, and the ratio of the distance L5 between the fourth installation area (40) and the tunnel penetration point to the length of the tunnel is 0.4-0.38:

1.

9. A method for using a vibration monitoring device for short tunnel blasting construction, characterized in that the steps are: The vibration sensor (6) is used to monitor the vibration generated by the blasting construction of the short tunnel, the frame component is used to dock the vibration sensor (6) with the seat plate group, the seat plate group and the elastic band (5) are used to distinguish the vibration signal transmitted by the sheet body of the vibration sensor (6), and the sheet body with a limited shrinkage area is used as a vibration signal receiving medium.

10. The method for using the vibration monitoring device for short tunnel blasting construction according to claim 1 is characterized in that the steps are: When the ratio between the length of the remaining part of the tunnel construction and the length of the tunnel is 0.4-0.38:1, it is necessary to perform vibration monitoring on the short tunnel blasting construction, and the first installation area (10), the second installation area (20), the third installation area (30) and the fourth installation area (40) are divided on the second lining of the tunnel according to the ratio of the distance L1 between the first installation area (10) and the starting point of the tunnel, the distance L2 between the second installation area (20) and the first installation area (10), the distance L3 between the third installation area (30) and the second installation area (20), and the distance L4 between the fourth installation area (40) and the third installation area (30) being set to 1:1:1.8-2.2:1.8-2.

2. A vibration detection area is obtained, and a hole is drilled on the vibration detection area according to the distance between the two cylindrical shells (11) located on the strip part I (15) to obtain a mounting hole body, and the plate part I (13) and the platform part (14) are placed in the mounting hole body, so that the rod part I (12) rotates in the cylindrical shell (11), and the platform part (14) moves inward on the plate part I (13), and the platform part (14) causes the plate part I (13) to expand outward, so that the plate part I (13) acts on the inner wall of the mounting hole body, thereby installing the embedded part (1) on the vibration detection area, and the rod part II (72) rotates in the receiving hole body I (17), and under the action of the threads of the rod part II (72) and the receiving hole body III (73), the strip part II (71) is in the receiving slot body I (16) moves inward, places the inner end face of the seat (31) on the second lining layer of the tunnel located in the vibration detection area, places the inner end contact of the vibration sensor (6) on the outer end face of the seat (31), moves the screw part I (82) in the receiving hole body IV (83), makes the inner end face of the horizontal part of the plate part II (81) act on the outer end shell of the vibration sensor (6), and rotates the screw part I (82) on the strip part II (71) so that the flange of the screw part I (82) acts on the outer side face of the vertical part of the plate part II (81), thereby installing the vibration sensor (6) on the first seat plate (3) and the second seat plate (4), passes the cable on the vibration sensor (6) through the receiving hole body II (18), and makes the screw part II (98) moves in the receiving hole body V (96) so that the cable on the vibration sensor (6) is placed in the receiving groove body II (97), and the cable on the vibration sensor (6) is clamped by two holding plates (9). The screw part II (98) is threadedly rotated on the strip part I (15), so that the flange of the screw part II (98) acts on the outer side of the transverse part of the plate part III (99), thereby installing the cable on the vibration sensor (6) between the two holding plates (9). When the second lining of the tunnel vibrates, the ear seat part (32) rotates on the strip part II (71), and the elastic band (5) between the seat part (31) on the first seat plate (3) and the seat part (31) on the second seat plate (4) is flexibly transmitted.The seat (31) drives the vibration sensor (6) to pick up the vibration maximum acceleration value, maximum velocity value, maximum displacement value and vibration intensity value signals. After completing the vibration monitoring of the short tunnel blasting construction, the screw part II (98) rotates in the opposite direction on the bar part I (15) to separate the flange body of the screw part II (98) from the horizontal outer side surface of the plate part III (99), so that the two holding plates (9) are separated from the cable on the vibration sensor (6). The screw part I (82) rotates in the opposite direction on the bar part II (71) to separate the flange body of the screw part I (82) from the vertical outer side surface of the plate part II (81), and the vibration sensor (6) is removed from the first seat plate (3) and the second seat plate (4), and the cable on the vibration sensor (6) is removed from the receiving hole body II (18).

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