Bridge deck temporary steel bridge buffering device

Abstract

The utility model discloses a bridge deck temporary steel bridge buffering device, and relates to the technical field of temporary steel bridge buffering devices, the bridge deck temporary steel bridge buffering device comprises a temporary steel bridge connecting frame, the bottom end of the temporary steel bridge connecting frame is fixedly connected with a buffering supporting column, the bottom end of the buffering supporting column is fixedly connected with a fixing mechanism, and the bottom end of the fixing mechanism is slidably connected with a supporting column in an inserted mode. When the temporary steel bridge buffering device is used, the temporary steel bridge can extrude the trapezoidal pressing plate and the limiting column through the temporary steel bridge connecting frame, so that the first damper and the second spring can be extruded, the vertical vibration of the temporary steel bridge can be damped, meanwhile, the trapezoidal pressing plate can transversely slide along the arc-shaped vertical plate, and the damping effect is good. And a first spring can be extruded by a second damper, so that buffering force in the horizontal direction can be provided for the temporary steel bridge, the buffering and damping effect on the temporary steel bridge is better, and it is guaranteed that stable use of the temporary steel bridge is not affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel temporary bridge buffer device technical field, concretely relates to a bridge deck steel temporary bridge buffer device. BACKGROUND

[0002] Steel temporary bridge refers to the simple bridge of temporary erection with steel, has the characteristics such as simple structure, convenient transportation, erecting fast, heavy load, good interchangeability, strong adaptability, is widely used in national defense, traffic engineering, municipal water conservancy engineering, is the most widely used assembled load-bearing component in our country, when steel temporary bridge is used, the passage of vehicle will cause the vibration of bridge deck, so when installing steel temporary bridge, the corresponding buffer device needs to be equipped.

[0003] The prior art has the following problems:

[0004] The existing steel temporary bridge buffer device can only slow down the vibration in the vertical direction when in use, when the vehicle moves on the steel temporary bridge, the steel temporary bridge is prone to lateral displacement by the vehicle under the action of gravity and inertia, and the existing steel temporary bridge buffer device cannot effectively buffer the horizontal shaking, which is not conducive to the use of the steel temporary bridge. UTILITY MODEL CONTENTS

[0005] The utility model provides a bridge deck steel temporary bridge buffer device to solve the problems in the above background art.

[0006] To solve the above technical problems, the utility model adopts the following technical scheme:

[0007] A bridge deck steel temporary bridge buffer device, comprising a steel temporary bridge connecting frame, a buffer support column is fixedly connected to the bottom end of the steel temporary bridge connecting frame, a fixing mechanism is fixedly connected to the bottom end of the buffer support column, and a support column is slidingly inserted into the bottom end of the fixing mechanism.

[0008] The buffer support column comprises a trapezoidal pressing plate, the trapezoidal pressing plate is fixedly connected to the bottom of the steel temporary bridge connecting frame, a limiting column is slidingly connected to the middle part of the trapezoidal pressing plate, a support sleeve is arranged at the bottom of the trapezoidal pressing plate, the support sleeve is fixedly connected to the top of the fixing mechanism, a damper one is fixedly connected to the bottom end of the limiting column, the limiting column comprises two arc-shaped vertical plates, the two arc-shaped vertical plates are fixedly connected to the top of the damper one on the front and back sides respectively, one limiting sliding plate is fixedly connected to the opposite surfaces of the two arc-shaped vertical plates, a front-to-back penetrating limiting sliding groove is formed in the middle part of the trapezoidal pressing plate, the limiting sliding plate is slidingly connected to the inner surface of the limiting sliding groove, a damper two is fixedly connected to the left and right sides of the limiting sliding plate, the end of the damper two away from the limiting sliding plate is fixedly connected to the inner wall of the limiting sliding groove, and a spring one is arranged on the outer surface of the damper two.

[0009] The further improvement of the utility model technical scheme lies in that the bottom end of the damper one is fixedly connected with a supporting plate, the supporting plate is fixedly connected to the inner wall lower surface of the supporting sleeve, the outer surface of the damper one is fixedly connected with spring two, and the bottom end of the spring two is fixedly connected with the top of the supporting plate.

[0010] The further improvement of the utility model technical scheme lies in that the bottom left and right sides of the trapezoidal pressing plate are fixedly connected with leaf springs, and the bottom end of the leaf spring is fixedly connected with the inner wall lower surface of the supporting sleeve.

[0011] The further improvement of the utility model technical scheme lies in that the fixing mechanism comprises a connecting sleeve, the connecting sleeve is sleeved with a sliding groove on the outer surface top of the supporting column, the left and right sides of the connecting sleeve are movably connected with hexagonal knobs, one side of the hexagonal knob close to the connecting sleeve is fixedly connected with a transmission screw rod, the left and right sides of the inside of the connecting sleeve are provided with sliding grooves one, one end of the transmission screw rod away from the hexagonal knob penetrates into the inside of the sliding groove one and the outer surface thereof is screw-connected with a threaded sliding plate, and the outer surface of the threaded sliding plate is slidably connected with the inner surface of the sliding groove one.

[0012] The further improvement of the utility model technical scheme lies in that the left and right sides of the threaded sliding plate close to the supporting column are fixedly connected with fixed inserting columns, the outer surface top left and right sides of the supporting column are provided with fixed inserting grooves, one end of the fixed inserting column away from the threaded sliding plate penetrates into the inside of the fixed inserting groove, the left and right sides of the threaded sliding plate away from the supporting column are slidably inserted with guide columns, and one end of the guide column away from the threaded sliding plate is fixedly connected with the inner wall of the sliding groove one.

[0013] The further improvement of the utility model technical scheme lies in that the fixed inserting column comprises a connecting column, the connecting column is fixedly connected to one side of the threaded sliding plate close to the supporting column, the inside of the connecting column is provided with a sliding groove two, the sliding groove two is slidably connected with a sliding pull plate, and one side of the sliding pull plate close to the threaded sliding plate is fixedly connected with spring three.

[0014] The further improvement of the utility model technical scheme lies in that one end of the guide column close to the threaded sliding plate penetrates the middle part of the sliding pull plate and is fixedly connected with a sliding pressing plate.

[0015] The further improvement of the utility model technical scheme lies in that the left and right sides of the sliding pull plate away from the threaded sliding plate are fixedly connected with pull plates, one end of the pull plate away from the sliding pull plate is movably connected with a push rod, one end of the push rod away from the pull plate is movably connected with an arc-shaped pressing plate, the two arc-shaped pressing plates are slidably connected to one side of the sliding groove two away from the sliding pull plate and one side away from the push rod and penetrate to the outside of the connecting column.

[0016] Due to the adoption of the above technical scheme, the present application has the following technical progress compared with the prior art:

[0017] 1. The bridge deck steel temporary bridge buffering device, through the mutual cooperation between the trapezoidal pressing plate, the limiting column, the supporting sleeve, the damper one, the supporting plate, the spring two, the leaf spring, the arc-shaped vertical plate, the limiting sliding plate, the damper two and the spring one, when the steel temporary bridge buffering device is used, the steel temporary bridge can extrude the trapezoidal pressing plate and the limiting column through the steel temporary bridge connecting frame, so as to extrude the damper one and the spring two, thereby the vertical vibration of the steel temporary bridge can be damped, and the trapezoidal pressing plate can also slide transversely along the arc-shaped vertical plate, so as to extrude the damper two and the spring one, thereby the horizontal buffering force can be provided for the steel temporary bridge, so that the buffering and damping effect of the steel temporary bridge is better, and the stable use of the steel temporary bridge is not affected.

[0018] 2. The bridge deck steel temporary bridge buffering device, through the mutual cooperation between the connecting sleeve, the hexagonal knob, the transmission screw rod, the threaded sliding plate, the fixed insertion column, the guide column and the fixed insertion slot, when the buffering device is installed, the connecting sleeve is sleeved on the supporting column of the bridge, the hexagonal knob is rotated, the transmission screw rod is rotated, the threaded sliding plate is driven to slide along the guide column, the fixed insertion column is inserted into the fixed insertion slot, and the buffering device is fixed, so that the use of the steel temporary bridge buffering device is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic view of the present application;

[0020] Figure 2 It is a sectional structure schematic view of the buffering support column of the present application;

[0021] Figure 3 It is an enlarged structural schematic view of the limiting column of the present application;

[0022] Figure 4 It is a sectional structure schematic view of the fixed mechanism of the present application;

[0023] Figure 5 It is a sectional structure schematic view of the fixed insertion column of the present application.

[0024] In the diagram: 1. Steel temporary bridge connecting frame; 2. Buffer support column; 21. Trapezoidal pressure plate; 211. Limiting slide groove; 22. Limiting column; 221. Arc-shaped vertical plate; 222. Limiting sliding plate; 223. Damper II; 224. Spring I; 23. Support sleeve; 24. Damper I; 25. Support plate; 26. Spring II; 27. Leaf spring; 3. Fixing mechanism; 31. Connecting sleeve; 32. Hexagonal knob; 33. Transmission screw; 34. Threaded sliding plate; 35. Fixed insert; 351. Connecting column; 352. Sliding pull plate; 353. Spring III; 354. Pulling plate; 355. Push rod; 356. Arc-shaped pressure plate; 36. Guide column; 361. Sliding pressure plate; 4. Support column; 41. Fixed slot. Detailed Implementation

[0025] To make the technical means, creative features, objectives, and effects of this utility model easier to understand, the following describes this utility model in conjunction with specific embodiments:

[0026] like Figures 1-3 As shown, this utility model provides a buffer device for a temporary steel bridge deck, including a temporary steel bridge connecting frame 1. A buffer support column 2 is fixedly connected to the bottom end of the temporary steel bridge connecting frame 1. A fixing mechanism 3 is fixedly connected to the bottom end of the buffer support column 2. A support column 4 is slidably inserted into the bottom end of the fixing mechanism 3. The buffer support column 2 includes a trapezoidal pressure plate 21, which is fixedly connected to the bottom of the temporary steel bridge connecting frame 1. A limit column 22 is slidably connected to the middle of the trapezoidal pressure plate 21. A support sleeve 23 is provided at the bottom of the trapezoidal pressure plate 21 and is fixedly connected to the top of the fixing mechanism 3. A damper 24 is fixedly connected to the bottom end of the limit column 22. A support plate 25 is fixedly connected to the bottom end of the damper 24 and is fixedly connected to the lower inner wall of the support sleeve 23. A spring 26 is fixedly connected to the outer surface of the damper 24. The bottom end of 26 is fixedly connected to the top of the support plate 25. The bottom left and right sides of the trapezoidal pressure plate 21 are fixedly connected to leaf springs 27. The bottom end of the leaf springs 27 is fixedly connected to the lower surface of the inner wall of the support sleeve 23. The limiting post 22 includes two arc-shaped vertical plates 221. The two arc-shaped vertical plates 221 are fixedly connected to the front and rear sides of the top of the damper 1 24 respectively. A limiting slide plate 222 is fixedly connected to the opposite surface of the two arc-shaped vertical plates 221. A limiting slide groove 211 that runs through the front and rear is opened in the middle of the trapezoidal pressure plate 21. The limiting slide plate 222 is slidably connected to the inner surface of the limiting slide groove 211. The left and right sides of the limiting slide plate 222 are fixedly connected to the damper 223. The end of the damper 223 away from the limiting slide plate 222 is fixedly connected to the inner wall of the limiting slide groove 211. A spring 1 224 is provided on the outer surface of the damper 223.

[0027] When the steel bridge buffer device is used, the buffer device can be fixed on the support column 4 through the fixing mechanism 3, and the steel bridge will be lapped on the steel bridge connecting frame 1, and the steel bridge can extrude the trapezoidal pressing plate 21 through the steel bridge connecting frame 1, so that the limiting column 22 extrudes the damper 24 and the spring 26, thereby reducing the vertical vibration of the steel bridge, and the trapezoidal pressing plate 21 directly extrudes the leaf spring 27, so that the damping effect is better, and when the steel bridge is transversely displaced, the trapezoidal pressing plate 21 can slide along the arc-shaped vertical plate 221, so as to limit the sliding plate 222 and the inner wall of the limiting sliding groove 211, and extrude the damper 223 and the spring 224, thereby providing horizontal buffering force for the steel bridge, so that the buffering and damping effect of the steel bridge is better, and the stable use of the steel bridge is not affected.

[0028] As shown in Figure 4 The utility model provides a bridge deck steel bridge buffer device, fixing mechanism 3 includes connecting sleeve 31, and connecting sleeve 31 is sleeved in the outer surface top of support column 4, and the left and right sides of connecting sleeve 31 are movably connected with hexagonal knob 32, and the side close to connecting sleeve 31 of hexagonal knob 32 is fixedly connected with transmission screw rod 33, and the left and right sides of the inside of connecting sleeve 31 are all provided with sliding groove no.

[0029] When installing the buffer device, the connecting sleeve 31 is sleeved on the support column 4 of the bridge, the hexagonal knob 32 is rotated, the transmission screw rod 33 is rotated, the threaded sliding plate 34 is driven to slide in the sliding groove no. 1 along the guide column 36, the fixed insertion column 35 is inserted into the inside of the fixed insertion groove 41, the connecting sleeve 31 is fixed on the support column 4, the installation and fixation of the buffer device are realized, and the use of the steel bridge buffer device is more convenient.

[0030] As shown in Figure 5As shown, this utility model provides a buffer device for a temporary steel bridge deck. The fixed insert 35 includes a connecting column 351, which is fixedly connected to the threaded slide plate 34 on the side near the support column 4. The connecting column 351 has a sliding groove 2 inside, and a sliding pull plate 352 is slidably connected inside the sliding groove 2. A spring 353 is fixedly connected to the side of the sliding pull plate 352 near the threaded slide plate 34. The end of the guide column 36 near the threaded slide plate 34 passes through the middle of the sliding pull plate 352 and is fixedly connected to a sliding pressure plate 361. Pulling plates 354 are fixedly connected to both the front and rear sides of the side of the sliding pull plate 352 away from the threaded slide plate 34. A push rod 355 is movably connected to the end of the pull plate 354 away from the sliding pull plate 352. An arc-shaped pressure plate 356 is movably connected to the end of the push rod 355 away from the pull plate 354. The two arc-shaped pressure plates 356 are slidably connected to the side of the sliding groove 2 away from the sliding pull plate 352 and away from the push rod 355, respectively, and pass through to the outside of the connecting column 351.

[0031] When the threaded sliding plate 34 pushes the connecting post 351 into the fixed slot 41, the guide post 36 will slide by pressing the sliding pull plate 352 through the sliding pressure plate 361, and will squeeze the spring 353, thereby driving the pull plate 354 to slide laterally. Under the push of the push rod 355, the arc-shaped pressure plate 356 can slide, thereby pressing the inner wall of the fixed slot 41, making the fixing effect of the buffer device better.

[0032] The working principle of the buffer device for the temporary steel bridge deck will be explained in detail below.

[0033] like Figures 1-5 As shown, when the steel temporary bridge buffer device is in use, the connecting sleeve 31 is fitted onto the support column 4 of the bridge. By rotating the hexagonal knob 32, the transmission screw 33 can be rotated, and the threaded slide plate 34 can drive the fixed insertion post 35 to be inserted into the fixed slot 41, thereby fixing the connecting sleeve 31 onto the support column 4, realizing the installation and fixation of the buffer device. The steel temporary bridge will be directly connected to the steel temporary bridge connecting frame 1. The steel temporary bridge can compress the trapezoidal pressure plate 21 through the steel temporary bridge connecting frame 1, thereby allowing the limiting post 22 to compress the damper 24 and the spring 26, thereby reducing the vertical vibration of the steel temporary bridge. At the same time, when the steel temporary bridge moves laterally, the trapezoidal pressure plate 21 can also compress the damper 223 and the spring 224 along the arc-shaped vertical plate 21, thereby providing horizontal buffering force for the steel temporary bridge, making the buffering and shock absorption effect of the steel temporary bridge better.

[0034] The utility model has made the detailed description to the utility model generally above, but can make some modification or improvement to it on the basis of the utility model, this is obvious to the general skilled person in the technical field. Therefore, the modification or improvement without departing from the utility model thought spirit, all are within the protection scope of the utility model.

Claims

1. A bridge deck steel portable bridge cushioning device, characterized by: The utility model provides a steel bridge connecting frame (1), the bottom end fixed connection of steel bridge connecting frame (1) has the buffer support (2), the bottom end fixed connection of buffer support (2) has fixed mechanism (3), the bottom end sliding insertion of fixed mechanism (3) has support column (4); The utility model relates to a steel bridge connecting frame, the bottom end fixed connection of steel bridge connecting frame (1) has the buffer support (2), the bottom end fixed connection of buffer support (2) has fixed mechanism (3), the bottom end sliding insertion of fixed mechanism (3) has support column (4); 2. A bridge deck steel portable bridge cushioning device according to claim 1, characterized in that: The bottom end fixed connection of buffer support (2) has the fixed mechanism (3), the bottom end sliding insertion of fixed mechanism (3) has support column (4), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), the bottom end fixed connection of support column (4) has the support sleeve (23) of steel bridge connecting frame (1), the bottom end fixed connection of support sleeve (23) has the support plate (25) of fixed mechanism (3), the bottom end fixed connection of support plate (25) has the support column (4) of fixed mechanism (3), 3. A bridge deck steel panel bridge cushioning device according to claim 2, characterised in that: ​ 4. The bridge deck steel portable bridge bumper of claim 1, wherein: ​ 5. A bridge deck steel panel bridge cushioning device according to claim 4, characterised in that: The side of the threaded sliding plate (34) close to the support column (4) is fixedly connected with fixed inserting columns (35) on both sides, the outer surface of the support column (4) is provided with fixed inserting grooves (41) on both sides of the top, one end of the fixed inserting column (35) away from the threaded sliding plate (34) penetrates into the inside of the fixed inserting groove (41), the side of the threaded sliding plate (34) away from the support column (4) is slidably connected with guide columns (36) on both sides, and one end of the guide column (36) away from the threaded sliding plate (34) is fixedly connected with the inner wall of the sliding groove one.

6. A bridge deck steel panel bridge cushioning device according to claim 5, wherein: The fixed inserting column (35) comprises a connecting column (351), the connecting column (351) is fixedly connected on the side of the threaded sliding plate (34) close to the support column (4), the inside of the connecting column (351) is provided with a sliding groove two, the sliding groove two is slidably connected with a sliding pull plate (352), and the side of the sliding pull plate (352) close to the threaded sliding plate (34) is fixedly connected with a spring three (353).

7. A bridge deck steel panel bridge cushioning device according to claim 6, characterised in that: One end of the guide column (36) close to the threaded sliding plate (34) penetrates the middle of the sliding pull plate (352) and is fixedly connected with a sliding pressing plate (361).

8. A bridge deck steel portable bridge bumper as defined in claim 6 wherein: The side of the sliding pull plate (352) away from the threaded sliding plate (34) is fixedly connected with pull plates (354) on both sides, one end of the pull plate (354) away from the sliding pull plate (352) is movably connected with a pushing rod (355), one end of the pushing rod (355) away from the pull plate (354) is movably connected with an arc-shaped pressing plate (356), both the arc-shaped pressing plates (356) are slidably connected on the side of the sliding groove two away from the sliding pull plate (352) and penetrate to the outside of the connecting column (351) on the side away from the pushing rod (355).

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