CN215668992U

CN215668992U - Bridge expansion joint protection device

Info

Publication number: CN215668992U
Application number: CN202121897351.9U
Authority: CN
Inventors: 张友顺; 张友敬; 武曦睿
Original assignee: Zhang Youshun
Current assignee: Zhang Youshun
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-01-28
Anticipated expiration: 2031-08-13

Abstract

The utility model relates to the technical field of expansion joint protection devices, and discloses a bridge expansion joint protection device which comprises a mounting plate, wherein an auxiliary plate is fixedly connected to the inner wall of the mounting plate, the inner wall of the mounting plate is connected with a replaceable sleeve through a clamping structure, a damping structure for buffering is arranged at one end of the sleeve, a detachable cover plate is inserted into the upper surface of the mounting plate, a back plate for supporting is fixedly connected to the back surface of the mounting plate, and a wire arranging hole for arranging wires is formed in the inner wall of the back plate. This bridge expansion joint protection device sets up through the cooperation of sleeve, mounting panel and joint structure, and the sleeve that can be quick when using is fixed on the mounting panel, can change the sleeve when using a period, makes things convenient for operating personnel to maintain the bridge, sets up through the cooperation of sleeve and shock-absorbing structure, and shock-absorbing structure can reduce the pressure of both sides mounting panel to inside when using, has improved life to a certain extent.

Description

Bridge expansion joint protection device

Technical Field

The utility model relates to the technical field of expansion joint protection devices, in particular to a bridge expansion joint protection device.

Background

The expansion joint is a structural joint arranged at a proper position along the construction joint direction of a building or a structure for preventing the structure from cracking or damaging due to the change of the climate and temperature, and the expansion joint divides the building components above the foundation, such as a wall, a floor slab and a roof, into two independent parts so that the building or the structure can horizontally expand and contract along the long direction.

The bridge expansion joint protection device disclosed in the Chinese utility model patent application publication No. CN208328682U comprises a first side surface, a second side surface and an elastic waterproof layer arranged between the first side surface and the second side surface, and comprises a connecting fastener and a covering fastener which are mutually matched and assembled, wherein the connecting fastener comprises a first connecting part and a second connecting part, one end of the first connecting part is fixedly connected with one end of the second connecting part in a right angle manner, the first connecting part is connected with the bridge surface of a bridge, the second connecting part is connected with the first side surface of the bridge, the covering fastener comprises a covering part and a fixing part, one end of the fixing part is fixedly connected with the bottom surface of the covering part, the fixing part is connected with the second side surface of the bridge, the covering part covers the bridge surface and the bridge expansion joint, and can protect the elastic waterproof layer from being damaged by sharp objects while meeting the expansion and contraction requirements of the expansion joint, the leakage of the expansion joint caused by the puncture of the sharp objects is avoided.

However, the device has some disadvantages in the actual use, such as inconvenient maintenance of the device during a long period of use and troublesome wiring at a later stage, which requires a facility to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a bridge expansion joint protection device, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a bridge expansion joint protection device, includes the mounting panel of inner wall fixedly connected with accessory plate, the inner wall of mounting panel has the sleeve of change through joint structural connection, telescopic one end is provided with the shock-absorbing structure who is used for the buffering, it has the detachable apron to peg graft the upper surface of mounting panel, the back fixedly connected with of mounting panel is used for the backplate that supports, the reason line hole that is used for reason line is seted up to the inner wall of backplate, but the one end joint of backplate has the connecting pipe of horizontal slip.

Optionally, the joint structure is including seting up in the T type groove of mounting panel inner wall, telescopic back fixedly connected with is with the T type piece that T type groove size is unanimous, the surface of T type piece and the inner wall joint in T type groove.

Optionally, the shock-absorbing structure includes a compression spring fixedly connected to the inner wall of the sleeve, a connecting rod capable of sliding left and right is sleeved at one end of the sleeve, and one end of the connecting rod is attached to one end of the compression spring.

Optionally, a fastening bolt for fixing is inserted into the upper surface of the cover plate, the lower surface of the fastening bolt is in threaded connection with the upper surface of the mounting plate, and the cover plate is penetrated by the fastening bolt to be located at a stop position.

Optionally, the middle part fixedly connected with of apron lower surface is used for the gag lever post of connecting, the spacing hole unanimous with the gag lever post size is seted up at the middle part of mounting panel upper surface, the surface of gag lever post is pegged graft with the inner wall in spacing hole.

Optionally, one end of the connecting pipe is provided with a thread for connection, and the outer surface of the thread is in threaded connection with the inner wall of the wire arranging hole.

(III) advantageous effects

The utility model provides a bridge expansion joint protection device, which has the following beneficial effects:

1. this bridge expansion joint protection device sets up through the cooperation of sleeve, mounting panel and joint structure, can be quick fix the sleeve on the mounting panel when using, can change the sleeve using a period, makes things convenient for operating personnel to maintain the bridge, sets up through the cooperation of sleeve and shock-absorbing structure, and shock-absorbing structure can reduce the pressure of both sides mounting panel to inside when using, has improved life to a certain extent.

2. This bridge expansion joint protection device sets up through the cooperation of backplate, reason line hole and connecting pipe, can pass the cable in the reason line hole when using, and the convenient cable to bridge inside is put in order to through the cooperation setting in connecting pipe and reason line hole, can be with the connecting pipe horizontal slip when using, conveniently with other reason line hole splices together, reduced the operation degree of difficulty when installing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention in use;

FIG. 3 is a schematic view of the sleeve structure of the present invention;

FIG. 4 is a schematic cross-sectional view of a back plate according to the present invention.

In the figure: 1. mounting a plate; 2. an auxiliary plate; 3. a sleeve; 4. a cover plate; 5. a back plate; 6. a wire arranging hole; 7. a connecting pipe; 8. a T-shaped groove; 9. a T-shaped block; 10. a compression spring; 11. a connecting rod; 12. fastening a bolt; 13. a limiting rod; 14. a limiting hole; 15. and (4) threading.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a bridge expansion joint protection device comprises a mounting plate 1, wherein an auxiliary plate 2 is fixedly connected to the inner wall of the mounting plate 1, a replaced sleeve 3 is connected to the inner wall of the mounting plate 1 through a clamping structure, the clamping structure comprises a T-shaped groove 8 formed in the inner wall of the mounting plate 1, a T-shaped block 9 with the size identical to that of the T-shaped groove 8 is fixedly connected to the back of the sleeve 3, the outer surface of the T-shaped block 9 is clamped with the inner wall of the T-shaped groove 8, when the bridge expansion joint protection device is mounted, the T-shaped block 9 on the back of the sleeve 3 is inserted into the T-shaped groove 8 of the mounting plate 1, the sleeve 3 and the mounting plate 1 are fixed together, after a cover plate 4 is combined, the top of the T-shaped groove 8 is sealed by the cover plate 4, the sleeve 3 is prevented from sliding out of the T-shaped groove 8, the auxiliary plate 2 on the back of the mounting plate 1 can improve the contact area with concrete, the bridge expansion joint protection device is more stable during mounting, and the shaking of the mounting plate 1 is reduced;

one end of the sleeve 3 is provided with a damping structure for buffering, the damping structure comprises a compression spring 10 fixedly connected to the inner wall of the sleeve 3, one end of the sleeve 3 is sleeved with a connecting rod 11 capable of sliding left and right, one end of the connecting rod 11 is attached to one end of the compression spring 10, when the sleeves 3 on two sides move towards the middle, the connecting rod 11 can compress the compression spring 10 in the sleeve 3, a buffering effect is achieved when the sleeve 3 moves, and the service life of the device is prolonged;

the upper surface of the mounting plate 1 is spliced with a detachable cover plate 4, the upper surface of the cover plate 4 is spliced with a fastening bolt 12 for fixing, the lower surface of the fastening bolt 12 is in threaded connection with the upper surface of the mounting plate 1, the cover plate 4 is penetrated through by the fastening bolt 12 to be located at a locking position, the middle part of the lower surface of the cover plate 4 is fixedly connected with a limiting rod 13 for connection, the middle part of the upper surface of the mounting plate 1 is provided with a limiting hole 14 with the same size as the limiting rod 13, the outer surface of the limiting rod 13 is spliced with the inner wall of the limiting hole 14, after the limiting rod 13 below the cover plate 4 is inserted into the limiting hole 14, the cover plate 4 can be aligned with the mounting plate 1 below, at the moment, a bolt hole on the cover plate 4 can be aligned with a bolt hole on the mounting plate 1, and the fastening bolt 12 can conveniently penetrate through the bolt hole to fix the position of the cover plate 4;

the backplate 5 that the back fixedly connected with of mounting panel 1 was used for supporting, reason line hole 6 that is used for reason line is offered to the inner wall of backplate 5, but backplate 5's one end joint has connecting pipe 7 of horizontal slip, the one end of connecting pipe 7 is equipped with the screw thread 15 that is used for connecting, the surface of screw thread 15 and the inner wall threaded connection who manages line hole 6, when needs are with the 1 concatenation of a plurality of mounting panels, can place two mounting panels 1 side by side, outwards take connecting pipe 7 in the mounting panel 1 of one side out, it can with connecting pipe 7 together with the twisting of reason line hole 6 on another mounting panel 1 again, it is more nimble in the time of using.

In the utility model, the working steps of the device are as follows:

1. when in use, the mounting plates 1 on the two sides are respectively mounted on the two sides of the expansion joint, and then the T-shaped block 9 on the sleeve 3 is inserted into the T-shaped groove 8, so that the mounting of the damping structure is completed;

2. after the damping structure is installed, a limiting rod 13 below the cover plate 4 is inserted into the limiting hole, and then the position of the cover plate 4 is fixed by using a fastening bolt 12;

3. when a plurality of wire arranging holes 6 need to be spliced together, the connecting pipe 7 in one wire arranging hole 6 can be drawn out, and the connecting pipe 7 is screwed with the thread 15 in the other wire arranging hole 6;

4. after a period of use, the cover plate 4 is removed, the sleeve 3 after a period of use is removed, and a new shock-absorbing structure is installed for use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bridge expansion joint protection device, includes mounting panel (1) of inner wall fixedly connected with accessory plate (2), its characterized in that: the inner wall of mounting panel (1) is connected with sleeve (3) of change through the joint structural connection, the one end of sleeve (3) is provided with the shock-absorbing structure who is used for the buffering, the upper surface of mounting panel (1) is pegged graft and is had detachable apron (4), the back fixedly connected with of mounting panel (1) is used for backplate (5) that support, reason line hole (6) that are used for reason line are seted up to the inner wall of backplate (5), but the one end joint of backplate (5) has horizontal slip connecting pipe (7).

2. The bridge expansion joint protection device of claim 1, wherein: the joint structure is including offering T type groove (8) at mounting panel (1) inner wall, the back fixedly connected with of sleeve (3) has T type piece (9) unanimous with T type groove (8) size, the surface of T type piece (9) and the inner wall joint in T type groove (8).

3. The bridge expansion joint protection device of claim 1, wherein: shock-absorbing structure includes compression spring (10) of fixed connection at sleeve (3) inner wall, connecting rod (11) that can the horizontal slip have been cup jointed to the one end of sleeve (3), the one end of connecting rod (11) and the one end laminating of compression spring (10).

4. The bridge expansion joint protection device of claim 1, wherein: fastening bolts (12) for fixing are inserted into the upper surface of the cover plate (4), the lower surfaces of the fastening bolts (12) are in threaded connection with the upper surface of the mounting plate (1), and the cover plate (4) is penetrated through by the fastening bolts (12) to be located at a stop position.

5. The bridge expansion joint protection device of claim 1, wherein: the utility model discloses a mounting panel, including apron (4), the middle part fixedly connected with of apron (4) lower surface is used for gag lever post (13) of connecting, spacing hole (14) unanimous with gag lever post (13) size are seted up at the middle part of mounting panel (1) upper surface, the surface of gag lever post (13) is pegged graft with the inner wall of spacing hole (14).

6. The bridge expansion joint protection device of claim 1, wherein: one end of the connecting pipe (7) is provided with a thread (15) for connection, and the outer surface of the thread (15) is in threaded connection with the inner wall of the wire arranging hole (6).