Mounting bracket for tunnel blasting vibration monitoring sensor

Abstract

The utility model relates to the technical field of tunnel blasting vibration monitoring, and provides a tunnel blasting vibration monitoring sensor mounting bracket which comprises a base, a positioning nail, a clamping seat and a knocking seat. The clamping base is composed of a bottom plate, a baffle, a vertically-arranged lead screw and a movable plate, a groove is formed in the bottom plate, the two ends of the lead screw are rotationally connected with the two sides of the groove, and one end of the lead screw is provided with an extending section penetrating out of the groove. The baffle is provided with a protruding block and a threaded through hole and sleeved with the lead screw, and the protruding block can slide along the groove. During use, the knocking seat is firstly connected with the base, the bracket is fixed in a soil layer by virtue of the positioning nail and the knocking seat, then the clamping seat is fixed on the base, the blasting vibration monitoring sensor is arranged between the movable plate and the baffle plate, and precise clamping is realized through adjustment of the screw rod, so that the sensor is mounted.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tunnel blasting vibration monitoring technical field especially a tunnel blasting vibration monitoring sensor installation support. BACKGROUND

[0002] In the tunnel construction process, blasting operation is a common engineering method, and vibration monitoring is needed when carrying out blasting operation. At present, the blasting vibration monitoring sensor is mostly used to collect and analyze the vibration signal, and the installation position and fixing mode of the blasting vibration monitoring sensor directly affect the accuracy of the monitoring data. The traditional sensor installation method needs to use different installation supports for different models and different sizes of blasting vibration monitoring sensors, and the installation support is easy to be damaged when being nailed into the installation position.

[0003] Therefore, it is urgent to develop a tunnel blasting vibration monitoring sensor installation support to overcome the shortcomings of the prior art. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at solving the shortage of prior art, and provides a tunnel blasting vibration monitoring sensor installation support to improve the applicability and service life of the installation support.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A tunnel blasting vibration monitoring sensor installation support, comprising: a base, a positioning nail fixedly connected below the base, a clamping seat and a knocking seat detachably connected above the base;

[0007] The clamping seat comprises: a bottom plate, a baffle integrally arranged on one side of the bottom plate, a lead screw arranged vertically with the baffle, and a movable plate arranged parallel to the baffle. The top of the bottom plate is provided with a groove perpendicular to the baffle. The both ends of the lead screw are rotatably connected with the both ends of the groove. The one end of the lead screw is provided with an extension section, and the extension section penetrates out of the groove. The bottom of the baffle is provided with a protruding block, and the protruding block is provided with a threaded hole. The protruding block is sleeved with the lead screw, and the protruding block can slide back and forth along the groove.

[0008] Preferably, the top of the base is provided with a connecting hole, and the inner wall of the connecting hole is provided with a thread. The bottom of the clamping seat is provided with a connecting column, and the outer side of the connecting column is provided with an external thread matched with the thread of the connecting hole.

[0009] Preferably, the lead screw is rotatably connected with the bottom plate through a bearing, and the end of the extension section of the lead screw is provided with a handle.

[0010] Preferably, the top of the base is provided with a plurality of positioning holes, and the bottom of the knocking seat is provided with a plurality of positioning columns, and the positioning columns are inserted into the positioning holes.

[0011] Preferably, the baffle and the movable plate are provided with elastic pads at their adjacent sides.

[0012] The utility model discloses a tunnel blasting vibration monitoring sensor mounting support has the following beneficial effects.

[0013] The utility model discloses a protection support adopts the fixed mode of base and positioning nail combination, and utilize the installation of knocking seat auxiliary positioning nail, make it firm fixed in the soil layer or other base surface, thereby greatly promote overall stability and anti -seismic ability, simultaneously, realize the flexible adjustment to different specifications sensor through the bottom plate, baffle, screw rod and movable plate in the card seat structure, and the end of screw rod extension section is equipped with handle, convenient for manual operation, thereby improved installation convenience and work efficiency. Can adapt to complex construction environment, prolongs the service life of protection support and sensor. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is base and card seat connection structure schematic view of the utility model.

[0015] Figure 2 It is base and card seat connection front view structure schematic view of the utility model.

[0016] Figure 3 It is base and card seat connection structure partial section view schematic view of the utility model.

[0017] Figure 4 It is base structure schematic view of the utility model.

[0018] Figure 5 It is base and knocking seat connection schematic view of the utility model.

[0019] In the drawings: 1, base;11, connecting hole;12, positioning hole;2, positioning nail;3, card seat;31, connecting column;32, bottom plate;33, screw rod;34, bearing;35, movable plate;36, baffle;37, handle;4, knocking seat;41, positioning column. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. Embodiment

[0022] Refer to Figures 1 to 5 A tunnel blasting vibration monitoring sensor mounting bracket, comprising: a base 1, a positioning nail 2 fixedly connected below the base 1, a clamping seat 3 and a knocking seat 4 detachably connected above the base 1;

[0023] As Figure 1 and Figure 3 shown, the clamping seat 3 comprises: a bottom plate 32, a baffle 36 integrally arranged on one side of the bottom plate 32, a lead screw 33 arranged perpendicularly to the baffle 36, and a movable plate 35 arranged in parallel to the baffle 36, the top of the bottom plate 32 is provided with a groove perpendicular to the baffle 36, both ends of the lead screw 33 are rotationally connected to both ends of the groove, one end of the lead screw 33 is provided with an extension, and the extension penetrates out of the groove; the bottom of the baffle 36 is provided with a protrusion, the protrusion is provided with a threaded hole, the protrusion is sleeved with the lead screw 33, the protrusion can slide back and forth along the groove, and the distance between the movable plate 35 and the baffle 36 can be adjusted through the lead screw 33, so that the bracket can adapt to blasting vibration monitoring sensors of different sizes, and the versatility of the device is improved.

[0024] When fixing the blasting vibration monitoring sensor, as Figure 5 shown, first, the knocking seat 4 is connected with the base 1, the positioning nail 2 is inserted into the soil layer by hand for a distance, then the knocking seat 4 is hammered from top to bottom by using a hammer or the like, and the positioning nail 2 is continuously pressed into the soil layer, so that the knocking seat 4 is used to assist the installation, the positioning nail 2 can be deeply inserted into the soil layer, the protection bracket can be prevented from being damaged, the stability of the whole is improved, the blasting vibration monitoring sensor can be prevented from being displaced or loosened due to vibration during the blasting process, and after the positioning nail 2 is in place, the knocking seat 4 is removed, as Figure 2 shown, the clamping seat 3 is connected with the top of the base 1, the blasting vibration monitoring sensor is placed between the movable plate 35 and the baffle 36, the distance between the movable plate 35 and the baffle 36 is adjusted through the lead screw 33, the blasting vibration monitoring sensor is clamped between the movable plate 35 and the baffle 36, and the installation of the blasting vibration monitoring sensor is completed.

[0025] As preferred, in the embodiment, the top of the base 1 is provided with a connecting hole 11, the inner wall of the connecting hole 11 is provided with a thread, the bottom of the clamping seat 3 is provided with a connecting column 31, the outer side of the connecting column 31 is provided with an external thread matched with the thread of the connecting hole 11, and the clamping seat 3 and the base 1 adopt a threaded connection structure, so that the installation and dismounting are more convenient, and the construction efficiency is improved.

[0026] As Figure 3 shown, as preferred, in this embodiment, the screw rod 33 is rotatably connected with the base plate 32 through the bearing 34, the end of the extension section of the screw rod 33 is provided with the handle 37, the handle 37 is convenient for manual rotation adjustment, and the operation is simple and convenient.

[0027] As Figure 5 shown, as preferred, in this embodiment, the top of the base 1 is provided with four positioning holes 12, the bottom of the knocking seat 4 is provided with four positioning columns 41, and the positioning columns 41 are inserted into the positioning holes 12.

[0028] As preferred, in this embodiment, the baffle 36 and the movable plate 35 are provided with elastic pads on the adjacent sides, the elastic pads are arranged on the adjacent sides of the baffle 36 and the movable plate 35, the damage generated in the clamping process can be reduced while the sensor is clamped, the service life of the sensor is improved, and the fixing effect is enhanced.

[0029] The above is only the preferred embodiment of the utility model, but the protection scope of the utility model is not limited to this. The substitution can be the substitution of part of structures, devices, method steps, or the complete technical scheme. According to the technical scheme and the utility model concept of the utility model, equivalent substitution or change should be covered in the protection scope of the utility model.

Claims

1. A mounting bracket for a tunnel blasting vibration monitoring sensor, characterized in that, include: The base (1), the positioning pin (2) fixedly connected to the bottom of the base (1), the card holder (3) detachably connected to the top of the base (1), and the striking seat (4); The card holder (3) includes: a base plate (32), a baffle (36) integrally formed with one side of the base plate (32), a lead screw (33) arranged perpendicular to the baffle (36), and a movable plate (35) arranged parallel to the baffle (36). The top of the base plate (32) is provided with a groove perpendicular to the baffle (36). Both ends of the lead screw (33) are rotatably connected to the two ends of the groove. One end of the lead screw (33) is provided with an extension section that extends out of the groove. The bottom of the baffle (36) is provided with a protrusion with a threaded through hole. The protrusion is sleeved with the lead screw (33) and can slide back and forth along the groove.

2. The mounting bracket for a tunnel blasting vibration monitoring sensor according to claim 1, characterized in that, The base (1) has a connecting hole (11) at the top, and the inner wall of the connecting hole (11) is threaded. The card holder (3) has a connecting post (31) at the bottom, and the outer side of the connecting post (31) is provided with an external thread that matches the thread of the connecting hole (11).

3. A mounting bracket for a tunnel blasting vibration monitoring sensor according to claim 1 or 2, characterized in that, The lead screw (33) is rotatably connected to the base plate (32) via a bearing (34), and a handle (37) is provided at the end of the extension section of the lead screw (33).

4. The mounting bracket for a tunnel blasting vibration monitoring sensor according to claim 1, characterized in that, The base (1) has several positioning holes (12) at the top and the striking base (4) has several positioning posts (41) at the bottom. The positioning posts (41) are inserted into the positioning holes (12).

5. The mounting bracket for a tunnel blasting vibration monitoring sensor according to claim 1, characterized in that, Both the baffle (36) and the movable plate (35) are provided with elastic pads on their adjacent sides.

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