Railway bridge maintenance equipment

Abstract

The utility model belongs to the technical field of railway bridge maintenance equipment, and particularly relates to railway bridge maintenance equipment which comprises a cart, a clamping and fixing assembly is arranged on the surface of the cart, the clamping and fixing assembly comprises a supporting frame, two sets of two-way screws are inserted into the supporting frame, and the two sets of two-way screws are connected with the cart in a sleeved mode. Bearings are connected to the bottom ends of the two sets of bidirectional screws, a first belt pulley is connected to the top of one set of bidirectional screws, a transmission belt is connected to the surface of the first belt pulley, and a second belt pulley is connected to one side of the transmission belt. According to the railway bridge clamping and fixing trolley, when the trolley needs to clamp and fix a railway bridge, the handle can be rotated to enable the two sets of two-way screws to rotate at the same time through the transmission belt, then the two sets of clamping plates move towards the inner side at the same time, and clamping and fixing of the bridge are achieved; and the situation that two sets of motors and controllers need to be used in cooperation in an existing clamping mode is simplified, and the use cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to railway bridge maintenance equipment technical field, concretely relates to a railway bridge maintenance equipment. BACKGROUND

[0002] Bridge maintenance engineering refers to the inspection, evaluation and maintenance of various bridges, the safety and service life of the bridge, and the maintenance of the bridge mainly includes the reinforcement of the bridge structure, the corrosion prevention of the steel structure, the repair of the bridge surface, the maintenance of the bridge cement mortar and the like.

[0003] Such as the publication number: CN208009247U, a railway bridge maintenance equipment fixing device, including through a support rod fixed connection's bridge top surface fixed mechanism and bridge bottom surface fixed mechanism, bridge top surface fixed mechanism includes connecting rod and bolt, bolt passes through connecting rod from bridge top surface and rotates into bridge so that connecting rod is relatively fixed with bridge, bridge bottom surface fixed mechanism includes base, first motor, second motor, first clamping plate and second clamping plate, first motor drives first clamping plate to be tightly pressed or loosened bridge bottom surface through gear and movable rod, second motor drives second clamping plate to be tightly pressed or loosened bridge bottom surface through screw rod and thread sleeve, make base and bridge more stable between, when maintaining bridge, maintenance equipment can be placed on the fixed device or the base of fixed device, not only convenient for maintenance, also can improve safety performance.

[0004] However, in the above-mentioned scheme, the bolt on the maintenance equipment and the threaded hole on the top surface of the bridge need to be matched to realize the relative fixation between the device and the bridge, so the above-mentioned device needs to drill threaded holes on the surface of the bridge, and the threaded holes need to be repaired after the maintenance is completed. However, the drilling behavior on the surface of the bridge can damage the continuity of the bridge material, causing stress concentration around the hole, which can cause or aggravate cracks. Moreover, the hole can weaken the local carrying capacity of the bridge, and subsequent pressurization can further aggravate the influence of the hole on the bridge.

[0005] Therefore, a bridge maintenance equipment that does not need to drill holes on the bridge is needed to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0006] To solve the above-mentioned problems in the prior art, the utility model provides a railway bridge maintenance equipment, which solves the problem that the bridge maintenance equipment of the prior art needs to drill holes on the surface of the bridge, which can damage the surface of the bridge.

[0007] The purpose of the utility model can be achieved through the following technical solutions: a railway bridge maintenance equipment, including a cart, the upper surface of the cart is provided with a clamping and fixing assembly, the clamping and fixing assembly includes two clamping plates and a clamping and fixing assembly;

[0008] The clamping and fixing assembly comprises a support frame, two groups of bidirectional screws are inserted into the support frame, bearings are connected to the bottom ends of the two groups of bidirectional screws, a first belt pulley is connected to the top of one group of bidirectional screws, a transmission belt is connected to the surface of the first belt pulley, a second belt pulley is connected to one side of the transmission belt, the first belt pulley is in transmission connection with the second belt pulley through the transmission belt pulley, a handle is connected to the top of the first belt pulley, the handle drives the first belt pulley and the second belt pulley to rotate by rotating, and the rotation of the two groups of screws is realized.

[0009] Preferably, the clamping plate further comprises a plurality of adjusting blocks, the plurality of adjusting blocks are arranged on the side of the clamping plate close to the support frame, threaded holes are formed in the adjusting blocks, and the threaded holes are in threaded connection with the bidirectional screws.

[0010] Preferably, the clamping plate further comprises a plurality of adjusting blocks, the plurality of adjusting blocks are arranged on the side of the clamping plate close to the support frame, threaded holes are formed in the adjusting blocks, and the threaded holes are in threaded connection with the bidirectional screws.

[0011] Preferably, the clamping plate further comprises a plurality of adjusting blocks, the plurality of adjusting blocks are arranged on the side of the clamping plate close to the support frame, threaded holes are formed in the adjusting blocks, and the threaded holes are in threaded connection with the bidirectional screws.

[0012] Preferably, the trolley further comprises a storage assembly, the storage assembly comprises a storage cavity and a storage box, and the storage box is slidably arranged in the storage cavity.

[0013] Preferably, the trolley further comprises a storage assembly, the storage assembly comprises a storage cavity and a storage box, and the storage box is slidably arranged in the storage cavity.

[0014] Preferably, the trolley further comprises a storage assembly, the storage assembly comprises a storage cavity and a storage box, and the storage box is slidably arranged in the storage cavity.

[0015] The clamping and fixing assembly comprises a support frame, two groups of bidirectional screws are inserted into the support frame, bearings are connected to the bottom ends of the two groups of bidirectional screws, a first belt pulley is connected to the top of one group of bidirectional screws, a transmission belt is connected to the surface of the first belt pulley, a second belt pulley is connected to one side of the transmission belt, the first belt pulley is in transmission connection with the second belt pulley through the transmission belt pulley, a handle is connected to the top of the first belt pulley, the handle drives the first belt pulley and the second belt pulley to rotate by rotating, and the rotation of the two groups of screws is realized.

[0016] The consistency of the movement process and the movement result of the two clamping plates is realized through setting an active driving device (rotation of the handle) and through the transmission structure (the first belt pulley, the second belt pulley, the transmission belt and the bidirectional screw rod) connected with the handle, the consistent surface of the two clamping plates and the surface of the bridge is realized, the cooperation effect of the complicated controller and the motor in the prior art is simplified, the clamping and fixing assembly of the application is more simplified and convenient to use. Moreover, the interaction force between the two clamping plates realizes the clamping of the bridge, and damage to the bridge caused by drilling holes on the surface of the bridge is avoided.

[0017] The spring can quickly fix the storage box, the handle is arranged on one side of the pushing block, the storage box can be opened by one-hand operation, and the convenience and practicality during the maintenance of the railway bridge are improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to facilitate the understanding of those skilled in the art, the application is further described below with reference to the drawings.

[0019] Figure 1 A three-dimensional structure schematic view of the railway bridge maintenance equipment is provided.

[0020] Figure 2 Another angle three-dimensional structure schematic view of the railway bridge maintenance equipment is provided.

[0021] Figure 3 A partial explosion structure schematic view of the railway bridge maintenance equipment is provided.

[0022] Figure 4 A partial explosion structure schematic view of the storage box of the railway bridge maintenance equipment is provided.

[0023] Figure 5 A slot hole partial explosion structure schematic view of the railway bridge maintenance equipment is provided.

[0024] Explanation of main element symbols

[0025] In the drawings: 1, trolley; 2, fixing assembly; 201, support frame; 202, bidirectional screw rod; 203, bearing; 204, first belt pulley; 205, handle; 206, transmission belt; 207, second belt pulley; 208, adjusting block; 209, threaded hole; 210, clamping plate; 211, sliding block; 212, sliding groove; 3, storage assembly; 301, storage cavity; 302, insertion hole; 303, storage box; 304, handle; 305, slot hole; 306, spring; 307, push plate; 308, insertion block; 309, pushing block. DETAILED DESCRIPTION

[0026] For further illustrating the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes, the following will combine with the drawings and the preferred embodiments to specifically explain the specific implementation manners, structures, features and effects of the utility model in detail as follows.

[0027] Please refer to Figures 1-5 The embodiment provides a railway bridge maintenance equipment, which comprises a cart 1, a clamping and fixing assembly 2 is arranged on the upper surface of the cart 1, the clamping and fixing assembly 2 comprises two clamping plates 210 and the clamping and fixing assembly 2, the clamping and fixing assembly 2 controls the two clamping plates 210 to be relatively close to and away from each other to lock or loosen the bridge

[0028] The clamping and fixing assembly 2 comprises a support frame 201, two groups of bidirectional screw rods 202 are inserted into the inside of the support frame 201, the bottom ends of the two groups of bidirectional screw rods 202 are connected with bearings 203, the two groups of bidirectional screw rods 202 are rotationally connected with the two groups of bearings 203 respectively, the top of one group of bidirectional screw rods 202 is connected with a first belt pulley 204, the surface of the first belt pulley 204 is connected with a transmission belt 206, one side of the transmission belt 206 is connected with a second belt pulley 207, the first belt pulley 204 is in transmission connection with the second belt pulley 207 through the transmission belt 206, the top of the first belt pulley 204 is connected with a handle 205, the first belt pulley 204 and the second belt pulley 207 are driven to rotate by rotating the handle 205, and the rotation of the two groups of screw rods is realized.

[0029] The clamping plate 210 further comprises a plurality of adjusting blocks 208, the plurality of adjusting blocks 208 are arranged on the side of the clamping plate 210 close to the support frame 201 respectively, screw holes 209 are formed in the adjusting blocks 208, and the screw holes 209 are in threaded connection with the bidirectional screw rods 202.

[0030] When the trolley 1 is used to push and maintain the railway bridge, and the railway bridge needs to be clamped and fixed, the handle 205 can be rotated forward, the handle 205 drives the first pulley 204 to rotate, and the first pulley 204 drives the second pulley 207 to rotate through the transmission belt 206 when the first pulley 204 rotates, so that the two groups of bidirectional screw rods 202 rotate at the same time, and then the two groups of adjusting blocks 208 rotate through the threaded holes 209 and the bidirectional screw rods 202 at the same time, and drive the two groups of clamping plates 210 to move inward at the same time, so that the two clamping plates 210 are close to each other, and the bridge is clamped and fixed. When the trolley 1 needs to be pushed, the handle 205 can be rotated in the opposite direction, and then the two groups of bidirectional screw rods 202 are rotated in the opposite direction through the transmission belt 206, and the clamping plates 210 are away from the bridge, so that the existing clamping mode needs to be intelligently matched through two groups of motors and controllers, the maintenance equipment and the maintenance process are simplified. Moreover, the consistency of the movement process and the movement result of the two clamping plates 210 is realized through a driving device (the rotation of the handle 205) and a transmission structure (the first pulley 204, the second pulley 207, the transmission belt 206 and the bidirectional screw rod 202) connected with the handle 205, the clamping surface of the two clamping plates 210 and the bridge surface are consistent, the cooperation effect of the controller and the motor in the prior art is simplified, the clamping and fixing assembly 2 of the present application is more simplified and convenient to use. Moreover, the interaction force between the two clamping plates 210 realizes the clamping of the bridge, and the damage to the bridge caused by drilling holes on the bridge surface is avoided.

[0031] In order to improve the stability of the rotation of the threaded rod driving the relative approach and departure between the two clamping blocks, in an embodiment, a guide chute 212 and a sliding block 211 are further included, the sliding block 211 is arranged on the side of the clamping plate 210 close to the support frame 201, the guide chute 212 is arranged on the side of the support frame 201 close to the clamping plate 210, the sliding block 211 and the guide chute 212 are slidingly connected, the outer surface of the sliding block 211 is in close contact with the inner wall of the chute 212, and the sliding block 211 and the chute 212 are slidingly connected. When the threaded rod rotates to drive the two clamping blocks to approach and depart from each other, the clamping assembly also drives the sliding block 211 to slide in the chute 212, the design of the chute 212 increases the limitation of the movement track of the two clamping plates 210, and improves the stability of the movement of the clamping plate 210.

[0032] Due to the surface of the bridge will appear small unevenness caused by long-term use, which will make the surface of the clamping plate 210 and the surface of the bridge not completely fit, two clamping plate 210 may be tilted or offset during clamping, resulting in the contact surface between the clamping plate 210 and the object is not parallel, reduce the clamping force of two clamping plate 210. In an embodiment, also includes a soft sand layer, the soft sand layer is arranged on the surface of the opposite side of two clamping plate 210, that is, the soft sand layer is arranged on the side of the clamping plate 210 in contact with the surface of the bridge, the soft setting can be realized by the soft material of the soft sand layer to fit the small unevenness, and the sand layer can increase the friction between the clamping plate 210 and the surface of the bridge, improve the clamping force, ensure the stability of two clamping plate 210 clamping. Soft sand layer can use rubber layer, rubber layer has a certain friction, and when the two clamping plate 210 is close to each other and away from each other by the screw of the clamping and fixing assembly 2, the opposite direction force makes the soft sand layer deform slightly, thereby improving the clamping stability of two clamping assembly.

[0033] Because in the process of bridge maintenance, the operator needs to carry specific maintenance tools to realize the maintenance operation, therefore, in order to facilitate the carrying of tools, in an embodiment, the trolley 1 is also provided with a storage assembly 3, the storage assembly 3 includes a storage cavity 301 and a storage box 303, the storage box 303 is slidingly arranged in the storage cavity 301, and a handle 304 is arranged on one side of the storage box 303 close to the jack 302.

[0034] It also includes a jack 302 and a slot hole 305, the jack 302 is arranged on one side of the storage cavity 301, the slot hole 305 is arranged on one side of the storage box 303 close to the jack 302, the inner wall of the slot hole 305 is fixedly connected with a spring 306, the end of the spring 306 is fixedly connected with a push plate 307, the other side of the push plate 307 is connected with a plug block 308, the plug block 308 extends to the inner cavity of the jack 302, and the spring 306 retracts to drive the plug block 308 to separate from the inner cavity of the jack 302. Through the cooperation of the plug block 308 and the jack 302, the storage box 303 is limited when it is not used, preventing the storage box 303 from separating from the storage cavity 301 during the movement of the trolley 1, thereby causing danger.

[0035] In order to make the operator more convenient to control the compression or elongation of the spring 306, the edge of the slot hole 305 is also provided with a push block 309, the push block 309 is arranged on the front surface of the push plate, and the left and right movement of the push block 309 drives the elongation and compression of the spring 306.

[0036] The maintenance tool can be stored by the storage box 303, when the storage box 303 needs to be opened to take the tool, the pull handle 304 can be one-way grabbed, the thumb is used to push the block 309 to the pull handle 304 direction, so that the block 309 can drive the push plate 307 to extrude the spring 306, and the plug 308 can be pulled out of the insertion hole 302, so that the plug 308 on the storage box 303 can be separated from the inner cavity of the insertion hole 302 on the inner wall of the storage cavity 301, then the storage box 303 is pulled out of the storage cavity 301, when the storage box 303 needs to be pushed into the storage cavity 301, the storage box 303 can be directly pushed, when the storage box 303 is completely pushed into the storage cavity 301, the spring 306 pushes the push plate 307 through the elastic force of the spring 306, so that the plug 308 can be inserted into the insertion hole 302 to be fixed, convenient and convenient, one hand can operate, the convenience when taking the tool is improved.

[0037] The working principle of the present application is that when the trolley 1 needs to clamp and fix the railway bridge, the handle 205 is rotated to drive the two groups of bidirectional screw rods 202 to rotate through the transmission belt 206, so that the two groups of clamping plates 210 move inward at the same time, the clamping and fixing of the bridge is realized, the use cost is reduced, the complexity of the maintenance process caused by the cooperation of the two groups of motors and controllers is avoided, and the bridge surface does not need to be drilled, so that the bridge surface is not damaged. The spring 306 can quickly fix the storage box 303, the pull handle 304 is arranged on one side of the block 309, the storage box 303 can be opened by one hand, the convenience and practicability during the maintenance of the railway bridge are improved.

[0038] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Although the present application has been disclosed as a preferred embodiment, it is not intended to limit the present application. Any person skilled in the art can make some changes or modifications to the above disclosed technical content to obtain equivalent embodiments with equivalent changes, but as long as the technical solution of the present application is not deviated, any modification, equivalent change and modification of the above embodiments according to the technical essence of the present application are still within the scope of the technical solution of the present application.

Claims

1. A railway bridge inspection apparatus comprising a trolley characterised in that: The upper surface of the cart is provided with a clamping and fixing assembly, which comprises two clamping plates and a clamping and fixing assembly; The clamping and fixing assembly comprises a support frame, the inside of the support frame is inserted with two groups of bidirectional screws, the bottom end of the two groups of bidirectional screws is connected with a bearing, the top of one group of bidirectional screws is connected with a first belt pulley, the surface of the first belt pulley is connected with a transmission belt, one side of the transmission belt is connected with a second belt pulley, the first belt pulley is drivingly connected with the transmission belt pulley and the second belt pulley, the top of the first belt pulley is connected with a handle, the first belt pulley and the second belt pulley are driven to rotate by rotating the handle, and the rotation of the two groups of screws is realized.

2. A railway bridge inspection apparatus according to claim 1, wherein The clamping plate further comprises a plurality of adjusting blocks, the plurality of adjusting blocks are respectively arranged on the side of the clamping plate close to the support frame, the inside of the adjusting block is provided with a threaded hole, and the threaded hole is in threaded connection with the bidirectional screw.

3. A railway bridge inspection apparatus according to claim 2, wherein: Further comprising a guide sliding groove and a sliding block, the sliding block is arranged on one side of the clamping plate, and the guide sliding groove is arranged on the side of the support frame close to the clamping plate, and the sliding block and the guide sliding groove are slidingly connected.

4. A railway bridge inspection apparatus according to claim 1, wherein: The cart is further provided with a storage assembly, the storage assembly comprises a storage cavity and a storage box, and the storage box is slidingly arranged in the storage cavity.

5. A railway bridge inspection apparatus according to claim 4, wherein: Further comprising a jack and a slot hole, the jack is arranged on one side of the storage cavity, the slot hole is arranged on the side of the storage box close to the jack, the inner wall of the slot hole is fixedly connected with a spring, the end of the spring is fixedly connected with a push plate, the other side of the push plate is connected with a plug, the plug extends into the inner cavity of the jack, and the spring retraction drives the plug to separate from the inner cavity of the jack.

6. A railway bridge inspection apparatus according to claim 5, wherein: The storage box further comprises a handle, the handle is arranged on the side of the storage box close to the jack, the edge of the slot hole is further provided with a push block, the push block is arranged on the front surface of the push plate, and the left and right movement of the push block drives the extension and compression of the spring.

7. A railway bridge inspection apparatus as claimed in claim 1, wherein: Further comprising a soft sand layer, the soft sand layer is arranged on the surface of the opposite side of the two clamping plates.

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