Bridge expansion device with auxiliary structure

Abstract

The utility model discloses a bridge expansion device with an auxiliary structure, which comprises a bridge expansion bracket, the two sides of the bridge expansion bracket are fixedly connected with stabilizing plates, the outer sides of the stabilizing plates are provided with supporting assemblies, the top of the bridge expansion bracket is fixedly connected with a fixing plate, the inner side of the fixing plate is provided with reinforcing assemblies, and the reinforcing assemblies are fixedly connected with the bridge expansion bracket. Reinforcing steel bars are fixedly connected to the outer side of the bridge telescopic frame, and a buffering structure is arranged in the bridge telescopic frame. According to the device, the operation disc is rotated, the operation disc rotates to drive the screw rod to rotate, the screw rod rotates to drive the abutting block to move, so that the abutting block moves towards the inner side to abut against and support the supporting rod, the outer side of the bridge expansion bracket can be reinforced, the phenomenon that the bridge expansion bracket is inclined and fractured is effectively avoided, and the service life of the bridge expansion bracket is prolonged. The bridge expansion bracket achieves the safe supporting effect, an existing mode that a workpiece is not supported is replaced, and therefore the safe auxiliary supporting effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge telescopic structures, in particular to a bridge telescopic device with an auxiliary structure. Background Art

[0002] In order to eliminate the influence of factors such as thermal expansion and contraction on the beam, a telescopic device needs to be installed between the two beams during bridge construction. The existing telescopic device generally includes a pair of steel sections with a gap between the two steel sections to provide a certain amount of space for expansion and contraction of the bridge.

[0003] After searching, the patent announcement number is: CN210262695U. The utility model relates to the technical field of bridge structures, and provides a bridge expansion device, including a first special-shaped steel beam and a second special-shaped steel beam, the first special-shaped steel beam and the second special-shaped steel beam are arranged opposite to each other, and also include a sliding shaft and a sleeve, the sliding shaft is installed under the first special-shaped steel beam, the sleeve is installed under the second special-shaped steel beam, and the inner wall of the sleeve is slidably connected to the outer wall of the sliding shaft. The bridge expansion device provided by the utility model can improve the load-bearing capacity of the bridge expansion device through the sliding shaft and the sleeve that are respectively installed under the first special-shaped steel beam and the second special-shaped steel beam and slidably connected, and the existing bridge expansion device can meet the use requirements of a larger bridge expansion joint only through simple modification, saving construction costs.

[0004] The above-mentioned prior art solution has the following defects: when the first special-shaped steel beam and the second special-shaped steel beam are in use, the outer side does not have a certain supporting structure. When the first special-shaped steel beam and the second special-shaped steel beam are impacted, the first special-shaped steel beam and the second special-shaped steel beam are easily bent and damaged, the safety is relatively low, and the strength of the first special-shaped steel beam and the second special-shaped steel beam is reduced. Utility Model Content

[0005] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a bridge expansion device with an auxiliary structure, which has the advantage of safety assistance and solves the problem that when the first special-shaped steel beam and the second special-shaped steel beam are in use, the outer side does not have a certain supporting structure, and when the first special-shaped steel beam and the second special-shaped steel beam are impacted, it is easy to cause the first special-shaped steel beam and the second special-shaped steel beam to bend and be damaged, the safety is relatively low, and the strength of the first special-shaped steel beam and the second special-shaped steel beam is reduced.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bridge expansion device with an auxiliary structure, comprising a bridge expansion frame, both sides of the bridge expansion frame are fixedly connected with stabilizing plates, the outer side of the stabilizing plates is provided with a supporting assembly, the top of the bridge expansion frame is fixedly connected with a fixing plate, the inner side of the fixing plate is provided with a reinforcing assembly, the outer side of the bridge expansion frame is fixedly connected with reinforcing steel bars, and the interior of the bridge expansion frame is provided with a buffer structure.

[0007] As a preferred embodiment of the utility model, the support assembly includes a fixing groove, which is opened on the surface of the support plate, the support plate is fixedly installed inside the fixing groove, a movable sleeve is fixedly installed outside the support plate, the inside of the movable sleeve is movably connected to a support rod, and the inside of the support rod is movably connected to a roller.

[0008] As a preferred embodiment of the utility model, the reinforcing assembly includes a screw rod, the screw rod is threadedly connected to the outer side of the fixing plate, the right side of the screw rod is threadedly connected to a clamping block, and the clamping block is slidably connected to the roller.

[0009] As a preferred embodiment of the utility model, both sides of the abutting block are fixedly connected to limiting plates, the inner side of the limiting plate is slidably connected to a sliding rod, and the sliding rod is fixedly connected to the surface of the fixed plate.

[0010] As a preferred embodiment of the present invention, an operating disk is fixedly connected to the outer side of the screw rod, and a rubber ring is fixedly connected to the surface of the operating disk.

[0011] As a preferred embodiment of the utility model, a sliding block is fixedly connected to the bottom of the pressing block, and a sliding groove slidably connected to the sliding block is provided on the top of the supporting plate.

[0012] As a preferred embodiment of the present invention, there are several support rods, and the support rods are distributed in a rectangular shape.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model rotates the operating disk, and the rotation of the operating disk drives the screw to rotate. The rotation of the screw drives the clamping block to move, so that the clamping block moves inward, and the support rod is tightly supported. The outer side of the bridge expansion frame can be strengthened, and the phenomenon of tilting and breaking of the bridge expansion frame can be effectively avoided. The bridge expansion frame can achieve the effect of safe support, replacing the existing method of not supporting the workpiece, thereby achieving the effect of safe auxiliary support.

[0015] 2. The utility model can support both sides of the bridge expansion frame by setting the support assembly, effectively improving the stability of the bridge expansion frame and avoiding the phenomenon of the bridge expansion frame tilting and breaking, which is inconvenient for users. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0017] Figure 2 It is a three-dimensional exploded schematic diagram of the support plate of the utility model;

[0018] Figure 3 For this utility model Figure 1 Enlarged schematic diagram at point A in the middle.

[0019] In the figure: 1. bridge telescopic frame; 2. stabilizing plate; 3. supporting assembly; 31. fixing groove; 32. supporting plate; 33. movable sleeve; 34. supporting rod; 35. roller; 4. fixing plate; 5. reinforcing assembly; 51. screw rod; 52. tightening block; 6. reinforcing steel bar; 7. buffer structure; 8. limit plate; 9. sliding rod; 10. operating panel; 11. rubber ring; 12. slider; 13. sliding groove. DETAILED DESCRIPTION

[0020] 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.

[0021] like Figures 1 to 3 As shown, the utility model provides a bridge expansion device with an auxiliary structure, including a bridge expansion frame 1, both sides of the bridge expansion frame 1 are fixedly connected with stabilizing plates 2, the outer side of the stabilizing plates 2 is provided with a supporting assembly 3, the top of the bridge expansion frame 1 is fixedly connected with a fixing plate 4, the inner side of the fixing plate 4 is provided with a reinforcing assembly 5, the outer side of the bridge expansion frame 1 is fixedly connected with a reinforcing steel bar 6, and the interior of the bridge expansion frame 1 is provided with a buffer structure 7.

[0022] refer to Figure 2 The support assembly 3 includes a fixing groove 31, which is opened on the surface of a support plate 32. The support plate 32 is fixedly installed inside the fixing groove 31, and a movable sleeve 33 is fixedly installed outside the support plate 32. The inside of the movable sleeve 33 is movably connected to a support rod 34, and the inside of the support rod 34 is movably connected to a roller 35.

[0023] As a technical optimization solution of the utility model, by setting the support component 3, both sides of the bridge expansion frame 1 can be supported, which effectively improves the stability of the bridge expansion frame 1 and can avoid the phenomenon of tilting and breaking of the bridge expansion frame 1, which is inconvenient for users to use.

[0024] refer to Figure 2 The reinforcing assembly 5 includes a screw rod 51 , which is threadedly connected to the outer side of the fixing plate 4 , and a clamping block 52 is threadedly connected to the right side of the screw rod 51 , and the clamping block 52 is slidably connected to the roller 35 .

[0025] As a technical optimization solution of the utility model, the outer side of the roller 35 can be supported by setting the buffer component, which effectively improves the stability of the roller 35 and avoids the shaking of the roller 35. The roller 35 has excellent stability and can be used stably.

[0026] refer to Figure 2 Both sides of the pressing block 52 are fixedly connected to the limiting plate 8 , and the inner side of the limiting plate 8 is slidably connected to a sliding rod 9 , which is fixedly connected to the surface of the fixed plate 4 .

[0027] As a technical optimization solution of the utility model, by setting the limit plate 8, it can be limited with the slide rod 9, which can improve the stability of the clamping block 52, effectively improve the stability of the limit plate 8, and avoid the shaking of the clamping block 52, which is convenient for users to use.

[0028] refer to Figure 2 The outer side of the screw rod 51 is fixedly connected with an operating disk 10 , and the surface of the operating disk 10 is fixedly connected with a rubber ring 11 .

[0029] As a technical optimization solution of the present invention, the screw rod 51 can be driven to rotate through the setting of the operating panel 10, which effectively improves the stability of the screw rod 51 and is convenient for users to use.

[0030] refer to Figure 2 The bottom of the pressing block 52 is fixedly connected with a slider 12 , and the top of the supporting plate 32 is provided with a slide groove 13 slidably connected with the slider 12 .

[0031] As a technical optimization solution of the present invention, the bottom of the pressing block 52 can be slidably supported by the setting of the slider 12, so as to avoid the shaking of the bottom of the pressing block 52, and the stability is excellent, which is convenient for users to use.

[0032] refer to Figure 2 The number of support rods 34 is several, and the support rods 34 are distributed in a rectangular shape.

[0033] As a technical optimization solution of the present invention, by setting the number of support rods 34 to be a plurality, the support rods 34 can stably and safely support the support plate 32 , thereby effectively improving the stability of the support plate 32 .

[0034] The working principle and use process of the utility model are as follows: when in use, when the user needs to support the outer side of the bridge expansion frame 1, the user rotates the operating disk 10 according to the angle of the bridge expansion frame 1 after installation, and the rotation of the operating disk 10 drives the screw rod 51 to rotate, and the rotation of the screw rod 51 drives the tightening block 52 to move, so that the tightening block 52 moves inward, and the support rod 34 is tightly supported, which can strengthen the outer side of the bridge expansion frame 1 and effectively avoid the phenomenon of tilting and breaking of the bridge expansion frame 1, thereby achieving the effect of safety assistance, and solving the problem that the first special-shaped steel beam and the second special-shaped steel beam do not have a certain supporting structure on the outer side during use. When the first special-shaped steel beam and the second special-shaped steel beam are impacted, the first special-shaped steel beam and the second special-shaped steel beam are easily bent and damaged, the safety is relatively low, and the strength of the first special-shaped steel beam and the second special-shaped steel beam is reduced.

[0035] To sum up: the bridge expansion device with auxiliary structure, through the arrangement of the bridge expansion frame 1, support plate 32, support assembly 3, fixed groove 31, support plate 32, movable sleeve 33, support rod 34, roller 35, fixed plate 4, reinforcement assembly 5, screw 51, tightening block 52, reinforcing steel bar 6 and buffer structure 7, solves the problem that when the first special-shaped steel beam and the second special-shaped steel beam are in use, the outer side does not have a certain supporting structure, and when the first special-shaped steel beam and the second special-shaped steel beam are impacted, the first special-shaped steel beam and the second special-shaped steel beam are easily bent and damaged, the safety is relatively low, and the strength of the first special-shaped steel beam and the second special-shaped steel beam is reduced.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bridge expansion device with an auxiliary structure, comprising a bridge expansion frame (1), characterized in that: Both sides of the bridge expansion frame (1) are fixedly connected to stabilizing plates (2), the outer side of the stabilizing plates (2) is provided with a supporting assembly (3), the top of the bridge expansion frame (1) is fixedly connected to a fixing plate (4), the inner side of the fixing plate (4) is provided with a reinforcing assembly (5), the outer side of the bridge expansion frame (1) is fixedly connected to reinforcing steel bars (6), and the interior of the bridge expansion frame (1) is provided with a buffer structure (7).

2. A bridge expansion device with an auxiliary structure according to claim 1, characterized in that: The support assembly (3) comprises a fixing groove (31), wherein the fixing groove (31) is formed on the surface of a support plate (32), the support plate (32) is fixedly mounted inside the fixing groove (31), a movable sleeve (33) is fixedly mounted outside the support plate (32), a support rod (34) is movably connected inside the movable sleeve (33), and a roller (35) is movably connected inside the support rod (34).

3. The bridge expansion device with auxiliary structure according to claim 2, characterized in that: The reinforcing assembly (5) comprises a screw rod (51), the screw rod (51) being threadedly connected to the outer side of the fixing plate (4), the right side of the screw rod (51) being threadedly connected to a clamping block (52), and the clamping block (52) being slidably connected to the roller (35).

4. The bridge expansion device with auxiliary structure according to claim 3, characterized in that: Both sides of the abutting block (52) are fixedly connected to a limiting plate (8), the inner side of the limiting plate (8) is slidably connected to a sliding rod (9), and the sliding rod (9) is fixedly connected to the surface of the fixing plate (4).

5. The bridge expansion device with auxiliary structure according to claim 3, characterized in that: An operating disk (10) is fixedly connected to the outer side of the screw rod (51), and a rubber ring (11) is fixedly connected to the surface of the operating disk (10).

6. The bridge expansion device with auxiliary structure according to claim 3, characterized in that: The bottom of the abutting block (52) is fixedly connected to a sliding block (12), and the top of the supporting plate (32) is provided with a sliding groove (13) slidably connected to the sliding block (12).

7. The bridge expansion device with auxiliary structure according to claim 2, characterized in that: The number of the support rods (34) is several, and the support rods (34) are distributed in a rectangular shape.

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