Positioning and mounting device for tunnel inverted arch second lining water stop steel plate

Abstract

A positioning and mounting device for a tunnel inverted arch secondary lining water stop steel plate comprises a stretching beam (4) mounted on a tunnel inverted arch shaping steel formwork and a forceps clip component arranged on the stretching beam (4), the forceps clip component is supported and mounted through the stretching beam (4), and the tunnel inverted arch secondary lining water stop steel plate is positioned and mounted on the tunnel inverted arch shaping steel formwork through the forceps clip component. The inner edge of the tunnel inverted arch secondary lining water stop steel plate is clamped and connected, the tunnel inverted arch secondary lining water stop steel plate located at the installation position is in the state of being supported by the contact face, and the technical problem that the tunnel inverted arch secondary lining water stop steel plate is fixed to structural steel bars through steel bar welding is solved. Therefore, the phenomenon that the water stop steel plate is easily damaged due to welding is prevented.

Description

Technical Field

[0001] The utility model relates to a positioning and installing device, in particular to a positioning and installing device for a secondary lining water-stopping steel plate of a tunnel invert. Background Art

[0002] The tunnel inverted arch secondary lining water-stop steel plate is used to be installed in the tunnel inverted arch secondary lining body to prevent water leakage in the tunnel. Therefore, the positioning and installation device for the tunnel inverted arch secondary lining water-stop steel plate is an important tunnel construction device. In the existing positioning and installation devices for the tunnel inverted arch secondary lining water-stop steel plate, most of the tunnel inverted arch secondary lining water-stop steel plates are fixed to the structural steel bars by steel bar welding. This method not only affects the structural steel bars, but also the welding is easy to damage the water-stop steel plate.

[0003] Or, when the concrete is poured to a certain position, the water-stop steel plate of the second lining of the tunnel arch is embedded. Secondly, the positioning of the water-stop steel plate is inaccurate, showing a serpentine shape, resulting in poor water-stop effect, seriously affecting the role of the water-stop steel plate in the structure, and there are seepage and leakage phenomena, which have a certain impact on the usability and durability of the tunnel.

[0004] The utility model uses the technical feature of making the tunnel invert secondary lining water-stopping steel plate located in the installation position in a state of being supported by the contact surface, and conducts effective exploration and research on the technical problem of fixing the tunnel invert secondary lining water-stopping steel plate to the structural steel bars by steel bar welding. Summary of the invention

[0005] The object of the utility model is a positioning and installation device for a secondary lining water-stopping steel plate of a tunnel invert.

[0006] In order to overcome the above technical shortcomings, the purpose of the utility model is to provide a positioning and installation device for the secondary lining water-stop steel plate of the tunnel invert arch, thereby preventing the phenomenon that the water-stop steel plate is easily damaged due to welding.

[0007] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: comprising a probe beam installed on a tunnel invert shaped steel template and a clamping component arranged on the probe beam.

[0008] Due to the design of the extendable beam and the clamping component, the clamping component can be supported and installed through the extendable beam, and the inner edge of the tunnel invert arch secondary lining water-stop steel plate can be clamped and connected through the clamping component, so that the tunnel invert arch secondary lining water-stop steel plate located in the installation position is in a state of being supported by the contact surface, and the technical problem of fixing the tunnel invert arch secondary lining water-stop steel plate to the structural steel bars by steel bar welding is solved, thereby preventing the water-stop steel plate from being easily damaged by welding.

[0009] The utility model is designed to connect the extension beam and the clamping component to each other in a manner that the second lining water-stopping steel plate of the tunnel invert located at the installation position is in a state of being supported by the contact surface.

[0010] The utility model is designed to connect the clamping component with the exploration beam in a clamping connection mode for the inner edge of the second lining water-stopping steel plate of the tunnel invert.

[0011] The utility model is designed that the clamping component is arranged to include a fixed clamping jaw, a movable clamping jaw and a tightening screw rod.

[0012] The technical effects of the above four technical solutions are: highlighting the technical feature of making the tunnel invert arch secondary lining water-stop steel plate located in the installation position be supported by the contact surface, and introducing the application in the technical field of positioning and installation devices for tunnel invert arch secondary lining water-stop steel plates.

[0013] The utility model is designed to further include a first accessory device, and the first accessory device is arranged between the probe beam and the clamping component, and the first accessory device is arranged to connect the screw rod and the nut.

[0014] The utility model is designed to further include a second accessory device, and the second accessory device is arranged on the exploration beam, and the second accessory device is arranged to include a support beam and a jacking screw rod.

[0015] The utility model is designed to further include a third accessory device, and the third accessory device is arranged between the extension beam and the second accessory device, and the third accessory device is arranged as a guard plate.

[0016] The technical effects of the above three technical solutions are: realizing the integrated installation of other components and expanding the technical effects of the utility model.

[0017] The utility model is designed to provide a movable clamping jaw on a fixed clamping jaw, a tightening screw rod between the movable clamping jaw and the fixed clamping jaw, and an extension beam between the fixed clamping jaw and the supporting beam, a connecting screw rod and a nut are provided between the fixed clamping jaw and the extension beam, and a lifting screw rod and a guard plate are provided between the supporting beam and the extension beam.

[0018] The technical effect of the above technical scheme is that the basic technical scheme of the utility model is formed by fixed jaws, movable jaws, tightening screws, extension beams, connecting screws and nuts, support beams, lifting screws and guard plates, which solves the technical problems of the utility model.

[0019] The utility model designs that a receiving groove body III is arranged at the outer end of the beam part I of the extending beam, and a receiving groove body IV is arranged at the inner end face of the beam part I. The outer part of the front side of the beam part I is set to be in contact connection with the fixed clamp, and the receiving groove body III is set to be in bolt connection with the connecting screw and nut. The outer part of the rear side of the beam part I is set to be in contact connection with the nut of the connecting screw and nut, and the receiving groove body IV is set to be connected with the support beam. The inner wall of the receiving groove body IV is set to be connected with the pin shaft located on the support beam, and the inner end of the beam part I is set to be in through connection with the guard plate. The inner part of the lower end face of the beam part I is set to be in contact connection with the jacking screw, and the beam part I is set to be a rectangular rod-shaped body. The receiving groove body III is set to be a long strip-shaped hole body, and the receiving groove body IV is set to be a C-shaped groove body.

[0020] The technical effect of the above technical solution is as follows: The integral beam is supported and fixed on the tunnel invert fixed steel formwork.

[0021] The utility model designs that the fixed clamp is set to include a claw part and a strip part, and a receiving groove body I is arranged at the end of the transverse part of the claw part. A receiving groove body II is arranged on the outer end face of the strip part, and the lower end face of the strip part is set to be connected to the middle of the transverse part of the claw part. The upper part of the rear side of the claw part is set to be in bolt connection with the connecting screw and nut, and the upper part of the rear side of the claw part is set to be in contact connection with the extending beam. The receiving groove body I is set to be in receiving connection with the movable clamp, and the inner wall of the receiving groove body I is set to be connected with the pin shaft located on the movable clamp. The receiving groove body II is set to be connected with the jacking screw, and the vertical part of the claw part is set to be distributed corresponding to the movable clamp. The claw part is set to be an L-shaped strip-shaped body, and the strip part is set to be a rectangular plate-shaped body. The receiving groove body I is set to be a C-shaped groove body, and the receiving groove body II is set to be a convex-shaped groove body.

[0022] The utility model designs that the movable clamp is set to be a Z-shaped plate-shaped body, and the lower vertical part of the movable clamp is set to be distributed corresponding to the fixed clamp. The lower end of the upper vertical part of the movable clamp is set to be connected to the fixed clamp through a pin shaft, and the upper end of the upper vertical part of the movable clamp is set to be in threaded connection with the jacking screw.

[0023] The technical effect of the above two technical solutions is as follows: The separated clamp bodies clamp the water stop steel plate of the tunnel invert secondary lining with a clamping jaw.

[0024] The utility model designs that the jacking screw is set to be an internal hexagonal bolt with a circular flange plate at the inner end, and the circular flange plate of the jacking screw is set to be in sunk connection with the fixed clamp. The outer end of the jacking screw is set to be in threaded connection with the movable clamp.

[0025] The technical effect of the above technical solution is as follows: The threaded force generates a clamping jaw tightening force, improving the clamping strength of the water stop steel plate of the tunnel invert secondary lining.

[0026] The utility model is designed that the bolt connecting the screw rod and the nut is set as a plain bolt and the nut connecting the screw rod and the nut is set as a hexagonal nut, the inner end surface portion of the bolt connecting the screw rod and the nut is set to be connected with a fixed clamp and the bolt connecting the screw rod and the nut is set to be connected with a through-type probe beam, and the nut connecting the screw rod and the nut is set to be connected with a contact type probe beam.

[0027] The technical effect of the above technical solution is that the bolts and nuts can be re-installed and connected.

[0028] The utility model is designed that a support beam is arranged to include a beam portion II and a support seat portion, and an accommodating hole body I is arranged at the lower end of the beam portion II, an accommodating hole body II is arranged at the transverse portion of the support seat portion, and the upper end of the beam portion II is arranged to be connected with the extension beam through a pin shaft, the upper end surface portion of the transverse portion of the support seat portion is arranged to be connected with a guard plate and the accommodating hole body II is arranged to be threadedly connected with a lifting screw, the beam portion II is arranged to be a rectangular strip body and the support seat portion is arranged to be an L-shaped strip body, the outer end face of the inclined portion of the support seat portion is arranged to be connected with the upper end of the inner end face of the beam portion II and the accommodating hole body I is arranged to be a circular hole body, and the accommodating hole body II is arranged to be a threaded hole body.

[0029] The utility model is designed that the lifting screw rod is arranged as a hexagon socket bolt with a through hole at the lower end and the lifting screw rod is arranged to be threadedly connected with the support beam, and the upper end face portion of the lifting screw rod is arranged to be contact-connected with the extension beam.

[0030] The technical effects of the above two technical solutions are: realizing the swing angle installation of the exploration beam, and facilitating the centering adjustment of the second lining water-stop steel plate of the tunnel invert.

[0031] The utility model is designed that the guard plate is arranged as a U-shaped sheet body and the guard plate is arranged to be connected with the extension beam in an accommodating manner, and the vertical end surface of the guard plate is arranged to be connected with the support beam.

[0032] The technical effect of the above technical solution is that it realizes the limitation of the swing limit angle of the extension beam.

[0033] The utility model is designed that the fixed jaw, the movable jaw, the tightening screw and the extending beam are arranged to be distributed in a clamping and fixing manner, and the fixed jaw, the movable jaw, the tightening screw and the extending beam and the connecting screw and the nut are arranged to be distributed in a lateral position adjustment manner, the fixed jaw, the movable jaw, the tightening screw and the extending beam and the supporting beam and the lifting screw are arranged to be distributed in an inclination angle adjustment manner, and the fixed jaw, the movable jaw, the tightening screw, the extending beam, the supporting beam and the lifting screw and the guard plate are arranged to be distributed in a vertical limiting manner.

[0034] The utility model is designed in that the center line of the fixed clamping jaw, the center line of the movable clamping jaw, the center line of the tightening screw, the center line of the extension beam, the center line of the support beam, the center line of the lifting screw and the center line of the guard plate are arranged on the same straight line, the beam part II is arranged to be connected with the accommodating tank body IV, and the beam part I is arranged to be connected with the strip part.

[0035] In the present technical scheme, the extension beam is the basic component and also the necessary technical feature of the present utility model; the fixed jaw, movable jaw, tightening screw, connecting screw and nut, supporting beam, lifting screw and guard plate are functional components and are the features for realizing other technical effects of the present utility model; the design of the technical features including the claw part, strip part, accommodating trough body I, accommodating trough body II, beam part I, accommodating trough body III, accommodating trough body IV, beam part II, bracket part, accommodating hole body I and accommodating hole body II are technical features that comply with the Patent Law and its implementing rules.

[0036] In the technical solution, the second lining water-stopping steel plate of the tunnel invert located at the installation position is placed in a state of being supported by the contact surface by the clamping component.

[0037] In the present technical scheme, the extension beam and the clamping parts that enable the tunnel invert secondary lining water-stopping steel plate located in the installation position to be supported by the contact surface are important technical features. In the technical field of the positioning and installation device for the tunnel invert secondary lining water-stopping steel plate, it has novelty, creativity and practicality. The terms in the present technical scheme can be explained and understood using the patent literature in this technical field. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] In order to more clearly illustrate the embodiments of the utility model 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 utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0039] Figure 1 It is a schematic diagram of the utility model.

[0040] Fixed jaw-1, movable jaw-2, tightening screw-3, extension beam-4, connecting screw and nut-5, support beam-6, lifting screw-7, guard plate-8, claw part-11, strip part-12, accommodating trough body I-13, accommodating trough body II-14, beam part I-41, accommodating trough body III-42, accommodating trough body IV-43, beam part II-61, bracket part-62, accommodating hole body I-63, accommodating hole body II-64. DETAILED DESCRIPTION

[0041] According to the Examination Guidelines, terms such as “having”, “including” and “comprising” used in the present invention should be understood as not precluding the existence or addition of one or more other elements or combinations thereof.

[0042] 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.

[0043] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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.

[0044] In addition, the technical features involved in the different embodiments of the utility model 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 embodiments 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 field.

[0045] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0046] Figure 1This is the first embodiment of the present utility model. Specifically, this embodiment will be described in conjunction with the accompanying drawings. It includes a fixed jaw 1, a movable jaw 2, a tightening screw 3, an extending beam 4, a connecting screw and nut 5, a support beam 6, a jacking screw 7 and a guard plate 8. A movable jaw 2 is provided on the fixed jaw 1. A tightening screw 3 is provided between the movable jaw 2 and the fixed jaw 1. An extending beam 4 is provided between the fixed jaw 1 and the support beam 6. A connecting screw and nut 5 is provided between the fixed jaw 1 and the extending beam 4. A jacking screw 7 and a guard plate 8 are provided between the support beam 6 and the extending beam 4.

[0047] In this embodiment, the fixed jaw 1 is provided to include a claw part 11 and a strip part 12. A receiving groove body I 13 is provided at the end of the horizontal part of the claw part 11. A receiving groove body II 14 is provided on the outer end face of the strip part 12. The lower end face of the strip part 12 is provided to be connected to the middle of the horizontal part of the claw part 11. The upper part of the rear side of the claw part 11 is provided to be bolt-connected to the connecting screw and nut 5 and is provided to be in contact connection with the extending beam 4. The receiving groove body I 13 is provided to be in receiving connection with the movable jaw 2, and the inner wall of the receiving groove body I 13 is provided to be connected to the pin shaft located on the movable jaw 2. The receiving groove body II 14 is provided to be connected to the tightening screw 3, and the vertical part of the claw part 11 is provided to be distributed corresponding to the movable jaw 2. The claw part 11 is provided as an L-shaped strip, and the strip part 12 is provided as a rectangular plate. The receiving groove body I 13 is provided as a U-shaped groove body, and the receiving groove body II 14 is provided as a convex-shaped groove body.

[0048] Through the fixed jaw 1, a support connection point for the movable jaw 2, the tightening screw 3, the extending beam 4 and the connecting screw and nut 5 is formed. Through the claw part 11 and the receiving groove body I 13, the connection with the movable jaw 2 is realized. Through the receiving groove body II 14, the connection with the tightening screw 3 is realized. Through the strip part 12, the connection with the extending beam 4 is realized, and the connection with the connecting screw and nut 5 is realized. Its technical purpose is: to be used as one of the components for clamping the inner edge of the water stop steel plate of the second lining of the tunnel invert.

[0049] In this embodiment, the movable jaw 2 is provided as a Z-shaped plate, and the lower vertical part of the movable jaw 2 is provided to be distributed corresponding to the fixed jaw 1. The lower end of the upper vertical part of the movable jaw 2 is provided to be connected to the fixed jaw 1 through a pin shaft, and the upper end of the upper vertical part of the movable jaw 2 is provided to be thread-connected to the tightening screw 3.

[0050] Through the movable jaw 2, a support connection point for the fixed jaw 1 and the tightening screw 3 is formed. Through the movable jaw 2, the connection with the fixed jaw 1 is realized, and the connection with the tightening screw 3 is realized. Its technical purpose is: to be used as one of the components for clamping the inner edge of the water stop steel plate of the second lining of the tunnel invert.

[0051] In this embodiment, the tightening screw 3 is configured as a hexagon socket bolt with a circular flange disk at the inner end, and the circular flange disk of the tightening screw 3 is configured to be sunk-connected to the fixed clamp 1, and the outer end of the tightening screw 3 is configured to be threadedly connected to the movable clamp 2.

[0052] A supporting connection point for the fixed jaw 1 and the movable jaw 2 is formed by the tightening screw 3. The connection with the fixed jaw 1 and the movable jaw 2 is realized by the tightening screw 3. Its technical purpose is to serve as a third component for clamping the inner edge of the second lining water-stopping steel plate of the tunnel invert.

[0053] In this embodiment, a accommodating groove body III42 is provided at the outer end head of the beam portion I41 of the extension beam 4 and a accommodating groove body IV43 is provided on the inner end face portion of the beam portion I41, the outer portion of the front side surface of the beam portion I41 is arranged to be contact-connected with the fixed clamp 1 and the accommodating groove body III42 is arranged to be bolt-connected with the connecting screw and nut 5, the outer portion of the rear side surface of the beam portion I41 is arranged to be contact-connected with the nut connecting the screw and nut 5 and the accommodating groove body IV43 is arranged to be connected with the support beam 6, the inner wall of the accommodating groove body IV43 is arranged to be connected with the pin shaft located on the support beam 6 and the inner end head of the beam portion I41 is arranged to be through-connected with the guard plate 8, the inner portion of the lower end face of the beam portion I41 is arranged to be contact-connected with the jacking screw 7 and the beam portion I41 is arranged to be a rectangular rod-shaped body, the accommodating groove body III42 is arranged to be a long hole-shaped body and the accommodating groove body IV43 is arranged to be a U-shaped groove-shaped body.

[0054] Through the extension beam 4, supporting connection points for the fixed clamp 1, the connecting screw and nut 5, the support beam 6, the lifting screw 7 and the guard plate 8 are formed. The beam part Ⅰ41 realizes the connection with the fixed clamp 1, the connection with the lifting screw 7, and the connection with the guard plate 8. The accommodating groove body Ⅲ42 realizes the connection with the connecting screw and nut 5. The accommodating groove body IV43 realizes the connection with the support beam 6. Its technical purpose is to serve as a component for connecting the fixed clamp 1 and the support beam 6.

[0055] In this embodiment, the bolt connecting the screw and the nut 5 is set as a plain bolt and the nut connecting the screw and the nut 5 is set as a hexagonal nut, the inner end surface portion of the bolt connecting the screw and the nut 5 is set to be connected with the fixed clamp 1 and the bolt connecting the screw and the nut 5 is set to be through-connected with the extension beam 4, and the nut connecting the screw and the nut 5 is set to be contact-connected with the extension beam 4.

[0056] By connecting the screw and the nut 5, a supporting connection point for the fixed clamp 1 and the extending beam 4 is formed. The connection with the fixed clamp 1 and the extending beam 4 is realized by connecting the screw and the nut 5. The technical purpose is to serve as a component for connecting the fixed clamp 1 and the extending beam 4.

[0057] In this embodiment, the support beam 6 is configured to include a beam portion Ⅱ61 and a support portion 62, and a receiving hole body Ⅰ63 is provided at the lower end of the beam portion Ⅱ61, a receiving hole body Ⅱ64 is provided at the transverse portion of the support portion 62, and the upper end of the beam portion Ⅱ61 is configured to be connected to the extension beam 4 through a pin shaft, the upper end surface portion of the transverse portion of the support portion 62 is configured to be connected to the guard plate 8 and the receiving hole body Ⅱ64 is configured to be threadedly connected to the lifting screw 7, the beam portion Ⅱ61 is configured to be a rectangular strip body and the support portion 62 is configured to be an L-shaped strip body, the outer end end face of the inclined portion of the support portion 62 is configured to be connected to the upper end of the inner end face of the beam portion Ⅱ61 and the receiving hole body Ⅰ63 is configured to be a circular hole body, and the receiving hole body Ⅱ64 is configured to be a threaded hole body.

[0058] Through the supporting beam 6, a supporting connection point for the exploration beam 4, the jacking screw 7 and the guard plate 8 is formed. The connection with the exploration beam 4 is realized by the beam part II 61, the connection with the jacking screw 7 is realized by the accommodating hole body II 64, the connection with the guard plate 8 is realized by the support seat part 62, and the connection with the tunnel arch shaped steel formwork is realized by the accommodating hole body I 63. Its technical purpose is to serve as a supporting carrier for the exploration beam 4, the jacking screw 7 and the guard plate 8.

[0059] In this embodiment, the lifting screw 7 is configured as a hexagon socket bolt with a through hole at the lower end and is configured to be threadedly connected to the support beam 6 , and the upper end surface portion of the lifting screw 7 is configured to be contact-connected to the extension beam 4 .

[0060] A supporting connection point for the exploration beam 4 and the support beam 6 is formed by the lifting screw 7. The lifting screw 7 realizes the connection with the exploration beam 4 and the connection with the support beam 6. Its technical purpose is to serve as a component for adjusting the inclination angle of the exploration beam 4.

[0061] In the present embodiment, the guard plate 8 is configured as a U-shaped sheet body and the guard plate 8 is configured to be accommodatedly connected to the extension beam 4 , and the vertical end surface of the guard plate 8 is configured to be connected to the support beam 6 .

[0062] The guard plate 8 forms a supporting connection point for the exploration beam 4 and the support beam 6. The guard plate 8 realizes the connection with the exploration beam 4 and the support beam 6. Its technical purpose is to serve as a component for protecting and limiting the exploration beam 4.

[0063] In this embodiment, the fixed jaw 1, the movable jaw 2, the tightening screw 3 and the extension beam 4 are arranged to be distributed in a clamping and fixing manner, and the fixed jaw 1, the movable jaw 2, the tightening screw 3 and the extension beam 4 and the connecting screw and the nut 5 are arranged to be distributed in a lateral position adjustment manner, the fixed jaw 1, the movable jaw 2, the tightening screw 3 and the extension beam 4 and the supporting beam 6 and the lifting screw 7 are arranged to be distributed in an inclination angle adjustment manner, the fixed jaw 1, the movable jaw 2, the tightening screw 3, the extension beam 4, the supporting beam 6 and the lifting screw 7 and the guard plate 8 are arranged to be distributed in a vertical limiting manner, the center line of the fixed jaw 1, the center line of the movable jaw 2, the center line of the tightening screw 3, the center line of the extension beam 4, the center line of the support beam 6, the center line of the lifting screw 7 and the center line of the guard plate 8 are arranged on the same straight line, the beam portion II 61 is arranged to be connected to the accommodating tank body IV 43, and the beam portion I 41 is arranged to be connected to the strip portion 12,

[0064] The method of using this embodiment is as follows: when positioning and installing the tunnel invert arch secondary lining water-stop steel plate, place the beam part II 61 on the tunnel invert arch shaped steel template, install the connecting bolts on the receiving hole body I 63 and the tunnel invert arch shaped steel template, thereby installing the supporting beam 6 on the tunnel invert arch shaped steel template, place the tunnel invert arch secondary lining water-stop steel plate on the installation position, place the inner edge of the tunnel invert arch secondary lining water-stop steel plate between the vertical part of the claw part 11 and the lower vertical part of the movable clamping jaw 2, make the outer end of the tightening screw 3 in the upper end of the upper vertical part of the movable clamping jaw 2 threadedly rotate, make the circular flange disk of the tightening screw 3 move in the receiving groove body II 14, make the lower end of the upper vertical part of the movable clamping jaw 2 rotate in the receiving groove body I 13, make the vertical part of the claw part 11 and the lower vertical part of the movable clamping jaw 2 act on the inner edge of the tunnel invert arch secondary lining water-stop steel plate, position and install the tunnel invert arch secondary lining water-stop steel plate, and make the connecting bolts on the vertical part of the claw part 11 and the lower vertical part of the movable clamping jaw 2 act on the inner edge of the tunnel invert arch secondary lining water-stop steel plate, and clamp the tunnel invert arch secondary lining water-stop steel plate. The nut connecting the screw rod and the nut 5 rotates on the bolt connecting the screw rod and the nut 5, and the nut connecting the screw rod and the nut 5 is separated from the outer rear side surface of the beam part I41, so that the bolt connecting the screw rod and the nut 5 moves in the accommodating groove body III42, and the lateral position of the tunnel invert arch second lining water-stopping steel plate is adjusted. After the lateral position adjustment of the tunnel invert arch second lining water-stopping steel plate is completed, the nut connecting the screw rod and the nut 5 is reversely rotated on the bolt connecting the screw rod and the nut 5, and the nut connecting the screw rod and the nut 5 acts on the outer rear side surface of the beam part I41, so that the jacking screw 7 is threadedly rotated in the accommodating hole body II64, and the upper end face of the jacking screw 7 acts on the inner part of the lower end face of the beam part I41, so that the beam part I41 is rotated on the beam part II61, and the tunnel invert arch second lining water-stopping steel plate is centered in the tunnel invert arch second lining body, thereby completing the positioning and installation of the tunnel invert arch second lining water-stopping steel plate.

[0065] When verifying the utility model, the inventor abandoned the existing technical feature that the tunnel invert arch second lining water-stop steel plate is fixed to the structural steel bar by steel bar welding, and first proposed a technical feature that the tunnel invert arch second lining water-stop steel plate located in the installation position is in a contact surface supported state, and obtained the first unexpected technical effect: the inner edge of the tunnel invert arch second lining water-stop steel plate is used as the clamping point to ensure the integrity of the tunnel invert arch second lining water-stop steel plate, and obtained the second unexpected technical effect: the extended point support of the tunnel invert arch second lining water-stop steel plate is achieved, and the support strength is guaranteed by the tunnel invert arch shaped steel formwork, and obtained the third unexpected technical effect: the position of the tunnel invert arch second lining water-stop steel plate is adjusted, and obtained the fourth unexpected technical effect: the centering adjustment of the tunnel invert arch second lining water-stop steel plate is achieved, and obtained the fifth unexpected technical effect: bolts and nuts are used as the connecting body, which facilitates the installation operation of the tunnel invert arch second lining water-stop steel plate.

[0066] In the second embodiment of the utility model, the extension beam 4 and the clamping member are connected to each other in such a way that the second lining water-stopping steel plate of the tunnel invert located at the installation position is in a state of being supported by the contact surface.

[0067] In this embodiment, the clamping component is connected to the extension beam 4 in a manner of clamping and connecting the inner edge of the secondary lining water-stopping steel plate of the tunnel invert.

[0068] In this embodiment, the clamping component is configured to include a fixed clamping jaw 1 , a movable clamping jaw 2 and a tightening screw 3 .

[0069] In this embodiment, a first accessory device is further included and is arranged between the probe beam 4 and the clamping component. The first accessory device is arranged to connect the screw rod and the nut 5 .

[0070] In this embodiment, a second accessory device is further included and is arranged on the extension beam 4 . The second accessory device is arranged to include a support beam 6 and a lifting screw 7 .

[0071] In this embodiment, a third accessory device is further included and is arranged between the extension beam 4 and the second accessory device. The third accessory device is arranged as a guard plate 8 .

[0072] The second embodiment of the present utility model is based on the first embodiment.

[0073] The utility model has the following characteristics:

[0074] 1. Due to the design of the extension beam 4 and the clamping component, the extension beam 4 is used to support and install the clamping component, and the inner edge of the tunnel invert secondary lining water-stop steel plate is clamped and connected through the clamping component, so that the tunnel invert secondary lining water-stop steel plate located in the installation position is in a state of being supported by the contact surface, and the technical problem of fixing the tunnel invert secondary lining water-stop steel plate to the structural steel bars by steel bar welding is solved, thereby preventing the water-stop steel plate from being easily damaged by welding.

[0075] 2. Due to the design of the fixed jaw 1, the movable jaw 2 and the tightening screw 3, the inner edge of the second lining water-stop steel plate of the tunnel invert arch is fixed by the jaws.

[0076] 3. Due to the design of the connecting screw and the nut 5, the position adjustment of the fixed clamping jaw 1 is achieved.

[0077] 4. Due to the design of the support beam 6 and the jacking screw 7, the swing angle of the extension beam 4 can be adjusted.

[0078] 5. Due to the design of the guard plate 8, the extension beam 4 can be limited.

[0079] 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 utility model, and is not a technical feature calculated by formula or obtained through a limited number of tests. Tests have shown that the technical features of this numerical range have achieved good technical effects.

[0080] 7. Due to the design of the technical features of the utility model and the effects of the individual and combined technical features, experiments have shown that the performance indicators of the utility model are at least 1.7 times the existing performance indicators, and the evaluation shows that the utility model has a good market value.

[0081] There are other technical features that connect the extension beam 4 and the clamping component to make the second lining water-stopping steel plate of the tunnel invert arch located in the installation position be supported by the contact surface, which are all embodiments of the present utility model, and the technical features of the above-mentioned embodiments can be combined arbitrarily. In order to meet the requirements of the Patent Law, Patent Implementation Rules and Examination Guidelines, all possible combinations of the technical features in the above-mentioned embodiments will no longer be described.

[0082] Therefore, in the technical field of positioning and installation devices for tunnel invert secondary lining water-stopping steel plates, all technical contents including the extension beam 4 installed on the tunnel invert shaped steel formwork and the clamping components arranged on the extension beam 4 are within the protection scope of this utility model.

Claims

1. A positioning and installation device for a secondary lining water-stopping steel plate of a tunnel invert, characterized by: The invention comprises a probe beam (4) installed on a tunnel invert shaped steel template, and a clamping component arranged on the probe beam (4). The clamping component is configured to include a fixed clamping jaw (1), a movable clamping jaw (2) and a tightening screw (3). It also includes a first accessory device and the first accessory device is arranged between the probe beam (4) and the clamping component, and the first accessory device is arranged to connect the screw rod and the nut (5). It also includes a second accessory device and the second accessory device is arranged on the extension beam (4), and the second accessory device is arranged to include a support beam (6) and a jacking screw rod (7). The invention also comprises a third accessory device, and the third accessory device is arranged between the extension beam (4) and the second accessory device, and the third accessory device is arranged as a guard plate (8). A movable clamp (2) is arranged on the fixed clamp (1), a tightening screw (3) is arranged between the movable clamp (2) and the fixed clamp (1), and an extension beam (4) is arranged between the fixed clamp (1) and the support beam (6), a connecting screw and a nut (5) are arranged between the fixed clamp (1) and the extension beam (4), and a lifting screw (7) and a guard plate (8) are arranged between the support beam (6) and the extension beam (4).

2. The positioning and installation device for the secondary lining water-stopping steel plate of the tunnel invert according to claim 1 is characterized by: The extension beam (4) and the clamping component are connected to each other in such a way that the second lining water-stopping steel plate of the tunnel invert located at the installation position is in a state of being supported by the contact surface.

3. The positioning and installation device for the secondary lining water-stopping steel plate of the tunnel invert according to claim 2 is characterized by: The clamping component is connected to the extension beam (4) in a manner of clamping and connecting the inner edge of the second lining water-stopping steel plate of the tunnel invert.

4. The positioning and installation device for the secondary lining water-stopping steel plate of the tunnel invert according to claim 1 is characterized in that: The outer end of the beam portion I (41) of the extension beam (4) is provided with a receiving groove body III (42) and the inner end face portion of the beam portion I (41) is provided with a receiving groove body IV (43), the front side surface of the beam portion I (41) is provided with a contact connection with the fixed clamp (1) and the receiving groove body III (42) is provided with a bolt connection with the connecting screw and nut (5), the rear side surface of the beam portion I (41) is provided with a contact connection with the nut connecting the screw and nut (5) and the receiving groove body IV (43) is configured to be connected to the support beam (6), the inner wall of the accommodating groove body IV (43) is configured to be connected to the pin shaft located on the support beam (6) and the inner end head of the beam part I (41) is configured to be connected to the guard plate (8) in a through-type manner, the inner part of the lower end face of the beam part I (41) is configured to be connected to the lifting screw (7) in a contact manner and the beam part I (41) is configured to be a rectangular rod-shaped body, the accommodating groove body III (42) is configured to be a long hole-shaped body and the accommodating groove body IV (43) is configured to be a U-shaped groove-shaped body.

5. The positioning and installation device for the secondary lining water-stopping steel plate of the tunnel invert according to claim 1 is characterized by: The fixed jaw (1) is set to include a jaw part (11) and a strip part (12), and a receiving groove body I (13) is provided at the end of the transverse part of the jaw part (11). A receiving groove body II (14) is provided on the outer end face of the strip part (12), and the lower end face of the strip part (12) is set to be connected to the middle of the transverse part of the jaw part (11). The upper part of the rear side of the jaw part (11) is set to be bolt-connected to the connecting screw and nut (5), and the upper part of the rear side of the jaw part (11) is set to be in contact connection with the extending beam (4). The receiving groove body I (13) is set to be in receiving connection with the movable jaw (2), and the inner wall of the receiving groove body I (13) is set to be connected to the pin shaft located on the movable jaw (2). The receiving groove body II (14) is set to be connected to the tightening screw (3), and the vertical part of the jaw part (11) is set to be distributed corresponding to the movable jaw (2). The jaw part (11) is set to be an L-shaped strip, and the strip part (12) is set to be a rectangular plate. The receiving groove body I (13) is set to be a U-shaped groove body, and the receiving groove body II (14) is set to be a convex-shaped groove body.

6. The positioning and installation device for the secondary lining water-stopping steel plate of the tunnel invert according to claim 1 is characterized by: The movable jaw (2) is set to be a Z-shaped plate, and the lower vertical part of the movable jaw (2) is set to be distributed corresponding to the fixed jaw (1). The lower end of the upper vertical part of the movable jaw (2) is set to be connected to the fixed jaw (1) through a pin shaft, and the upper end of the upper vertical part of the movable jaw (2) is set to be in threaded connection with the tightening screw (3).

7. The positioning and installation device for the secondary lining water-stopping steel plate of the tunnel invert according to claim 1 is characterized by: The tightening screw (3) is set to be an internal hexagonal bolt with a circular flange disk at the inner end, and the circular flange disk of the tightening screw (3) is set to be in sunk connection with the fixed jaw (1). The outer end of the tightening screw (3) is set to be in threaded connection with the movable jaw (2).

8. The positioning and installation device for the secondary lining water-stopping steel plate of the tunnel invert according to claim 1 is characterized by: The bolt of the connecting screw and nut (5) is set to be a light column bolt, and the nut of the connecting screw and nut (5) is set to be a hexagonal nut. The inner end face of the bolt of the connecting screw and nut (5) is set to be connected to the fixed jaw (1), and the bolt of the connecting screw and nut (5) is set to be in through connection with the extending beam (4). The nut of the connecting screw and nut (5) is set to be in contact connection with the extending beam (4).

9. The positioning and installation device for the secondary lining water-stopping steel plate of the tunnel invert according to claim 1 is characterized by: The support beam (6) is set to include a beam part II (61) and a support part (62), and a receiving hole body I (63) is provided at the lower end of the beam part II (61). A receiving hole body II (64) is provided on the transverse part of the support part (62), and the upper end of the beam part II (61) is set to be connected to the extending beam (4) through a pin shaft. The upper end face of the transverse part of the support part (62) is set to be connected to the guard plate (8), and the receiving hole body II (64) is set to be in threaded connection with the jacking screw (7). The beam part II (61) is set to be a rectangular strip, and the support part (62) is set to be an L-shaped strip. The outer end face of the inclined part of the support part (62) is set to be connected to the upper part of the inner end face of the beam part II (61), and the receiving hole body I (63) is set to be a circular hole body. The receiving hole body II (64) is set to be a threaded hole body.

10. The positioning and installation device for the secondary lining water-stopping steel plate of the tunnel invert according to claim 1 is characterized by: The lifting screw rod (7) is configured as a hexagon socket bolt having a through hole at the lower end and the lifting screw rod (7) is configured to be threadedly connected to the support beam (6), and the upper end surface portion of the lifting screw rod (7) is configured to be contact-connected to the extension beam (4).

11. The positioning and installation device for the secondary lining water-stopping steel plate of the tunnel invert according to claim 1 is characterized by: The guard plate (8) is configured as a U-shaped sheet body and the guard plate (8) is configured to be accommodatingly connected to the extension beam (4), and the vertical end surface of the guard plate (8) is configured to be connected to the support beam (6).

12. The positioning and installation device for the secondary lining water-stopping steel plate of a tunnel invert according to any one of claims 1 to 11, characterized in that: The fixed clamp (1), the movable clamp (2), the tightening screw (3) and the extending beam (4) are arranged to be distributed in a clamping and fixing manner, and the fixed clamp (1), the movable clamp (2), the tightening screw (3) and the extending beam (4) and the connecting screw and nut (5) are arranged to be distributed in a lateral position adjustment manner; the fixed clamp (1), the movable clamp (2), the tightening screw (3) and the extending beam (4) and the supporting beam (6) and the lifting screw (7) are arranged to be distributed in a tilt angle adjustment manner; the fixed clamp (1), the movable clamp (2), the tightening screw (3), the extending beam (4), the supporting beam (6) and the lifting screw (7) and the guard plate (8) are arranged to be distributed in a vertical limiting manner.

13. The positioning and installation device for the secondary lining water-stopping steel plate of a tunnel invert according to any one of claims 1 to 11, characterized in that: The center line of the fixed clamp (1), the center line of the movable clamp (2), the center line of the tightening screw (3), the center line of the extension beam (4), the center line of the support beam (6), the center line of the lifting screw (7) and the center line of the guard plate (8) are arranged on the same straight line, the beam part II (61) is arranged to be connected to the containing tank body IV (43), and the beam part I (41) is arranged to be connected to the strip part (12).

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