CN214530243U - Bridge rotation support and bridge rotation - Google Patents

Abstract

The utility model relates to a bridge turns support and bridge and turns, belong to bridge construction field, its technical scheme main points are including carousel and last carousel down, the upper surface of carousel is provided with a plurality of bellied sliders down, the center department of carousel is equipped with a pinhole down, go up the carousel and the coaxial setting of carousel down, the center department fixedly connected with of carousel lower surface and pinhole complex round pin axle go up, it is connected with carousel down to go up to rotate, the lower surface and the slider contact of going up the carousel, the top surface of going up the carousel has been seted up and has been held the groove, hold inslot sliding connection has the fixed block. This application has and can reduce and take place the relative pivoted condition between pier and the last carousel, and then can promote the stability of being connected between pier and the last carousel to can promote the effect of being connected stability between pier and the bridge are turned.

Description

Bridge rotation support and bridge rotation

Technical Field

The application relates to the field of bridge construction, in particular to a bridge rotation support and a bridge rotation body.

Background

The bridge turning technology is a relatively advanced and worthy of popularization in bridge construction technology, is suitable for construction limited places such as trunk roads and the like which cannot be guided and changed due to heavy traffic, and has the characteristics of hoisting cost saving, safety, reliability, no influence on traffic and the like

At present, in the related art, chinese patent with publication number CN202543810U discloses a bridge swivel support and a bridge swivel, which includes a T-shaped structure, the T-shaped structure includes a beam and a pier, the beam is horizontally located above the pier and is fixedly connected to the pier, a lower cushion cap for supporting the pier is provided below the pier, a bridge swivel support is provided between the lower cushion cap and the pier, the pier and the bridge swivel support are fixedly connected by a bolt, and a support device is provided between the lower cushion cap and the pier. When the bridge is rotated, the cross beam is rotated to drive the pier stud to rotate around the axis of the bridge rotation support.

In view of the above-mentioned related technologies, the inventor believes that the pier stud and the bridge swivel support are fixedly connected through a bolt, and the defect of poor connection stability between the pier stud and the bridge swivel support exists.

SUMMERY OF THE UTILITY MODEL

In order to promote pier stud and bridge and turn the stability of being connected of support, this application provides a bridge and turns support and bridge and turn.

In a first aspect, the application provides a bridge swivel support, which adopts the following technical scheme:

the utility model provides a bridge rotation support, includes carousel and last carousel down, and the upper surface of carousel is provided with a plurality of prominent sliders down, and the center department of carousel is equipped with a pinhole down, goes up the coaxial setting of carousel and carousel down, and the center department fixedly connected with of carousel lower surface and pinhole complex round pin axle go up the carousel and rotate with carousel down and be connected, goes up the lower surface and the slider contact of carousel, and the top surface of going up the carousel has been seted up and has been held the groove, holds inslot sliding connection and have the fixed block.

Through adopting above-mentioned technical scheme, the bridge is turned and is included lower cushion cap usually, the bridge is turned the support, T type structure and support column, lower carousel is located the top and the lower cushion cap fixed connection of cushion cap usually down, it rotates with lower carousel to go up the carousel and is connected, the T type constructs the top that is located the carousel and is connected with last carousel, the during operation of connecting is turned to the bridge usually, rotate T type structure, T type structure rotates and drives the carousel and rotate, until two adjacent bridges realize butt joint work, when adopting the structure of this application, when needing to fix pier and last carousel, at first fix the bottom surface of fixed block and pier, then, imbed the fixed block and hold the inslot. Among the conventional art, the pier adopts bolted connection with last carousel, and this application compares with conventional art, and the fixed block can construct to T type with holding the setting in groove and carry out the spacing of circumference, can reduce T type and construct when rotating, and the bolt takes place not hard up the condition, and then can promote stability and smooth and easy nature when going up the carousel and rotating.

Optionally, the inner wall of the containing groove is fixedly connected with a first friction pad.

Through adopting above-mentioned technical scheme, the setting of first friction pad can promote the fixed block and hold the frictional force between the groove, and then can further reduce the fixed block and go up the circumstances that takes place relative rotation between the carousel, promote the stability when pier and go up the carousel and rotate.

Optionally, the top surface of the upper rotary table is fixedly connected with a limiting ring, and the limiting ring is sleeved on the periphery of a pier connected with the upper rotary table.

Through adopting above-mentioned technical scheme, the setting of spacing ring plays limiting displacement when can being connected pier and last carousel, precision when promoting to connect pier and last carousel. Meanwhile, the limiting ring plays a role in guiding the bridge pier, and the smoothness of the bridge pier when being connected with the upper rotary disc is improved.

Optionally, the inner circumferential surface of the stop collar is fixedly connected with a second friction pad.

Through adopting above-mentioned technical scheme, the setting of second friction pad can increase the frictional force between spacing ring and the pier, and then after pier and last carousel are connected, can reduce the pier and go up the circumstances that the carousel takes place relative rotation, promotes the stability of being connected between pier and the last carousel.

In a second aspect, the present application provides a bridge swivel, which adopts the following technical scheme:

a bridge swivel comprises a lower bearing platform, a bridge swivel support, a T-shaped structure and a support column, wherein the lower bearing platform is positioned below a lower rotary table and is fixedly connected with the lower rotary table; the T-shaped structure comprises a cross beam and a pier which are horizontally arranged, the pier is located in the limiting ring, a first locking piece is arranged between the pier and the upper rotary disc, and the cross beam is horizontally located above the pier and fixedly connected with the pier; the top of support column and pier fixed connection are equipped with locking Assembly between the other end and the lower cushion cap.

By adopting the technical scheme, before the bridge is rotated, firstly, the lower turntable is fixedly connected with the lower bearing platform; then, inserting the pin shaft of the upper turntable into the pin hole of the lower turntable; then, placing the pier above the upper rotary disc and fixedly connecting the pier and the upper rotary disc through a first locking piece; and finally, rotating the bridge pier to drive the upper rotating disc to rotate, simultaneously rotating the bridge pier to drive the supporting columns to rotate, stopping rotating the bridge pier after the cross beam rotates to a preset angle, and fixedly connecting the bridge pier with the lower bearing platform through the locking assembly. The structure is simple, and the operation is convenient.

Optionally, the first locking piece is a first locking bolt, and the first locking bolt penetrates through the upper rotary table to be in threaded connection with the pier.

Through adopting above-mentioned technical scheme, place the pier on the last carousel after, it can to screw up first locking bolt. The first locking bolt is simple in structure and convenient to operate.

Optionally, the fixed block is fixedly connected with the bottom surface of the pier.

Through adopting above-mentioned technical scheme, the bottom surface fixed connection of fixed block and pier, when placing the pier, the pier is close to the last carousel and drives the fixed block and be close to the carousel, until the fixed block imbeds and holds the inslot, the bottom surface of pier and the top surface butt of last carousel. The fixed block with hold the groove cooperation, can play spacing and guide effect to being connected of pier and last carousel, promote the stability and the smooth and easy nature that pier and last carousel are connected.

Optionally, a fixing bolt is arranged between the limiting ring and the pier, and the fixing bolt penetrates through the limiting ring to be fixedly connected with the pier

Through adopting above-mentioned technical scheme, fix the back with pier and lower carousel, screw up fixing bolt, accomplish the connection between spacing ring and the pier. Fixing bolt's setting, simple structure, convenient operation can play limiting displacement to the pier simultaneously, reduces the pier and takes place the axial pivoted condition, promotes the stability of being connected between pier and the last carousel.

Optionally, the locking assembly comprises a locking ring and a second locking bolt, the locking ring is sleeved on the periphery of the support column and fixedly connected with the support, the bottom surface of the locking ring is abutted to the lower bearing platform, and the second locking bolt penetrates through the locking ring and is in threaded connection with the lower bearing platform.

Through adopting above-mentioned technical scheme, after the crossbeam rotated predetermined angle, it can to screw up the second locking bolt. The setting of locking ring and locking bolt can be connected support column and lower cushion cap, simple structure, convenient operation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the fixed block and the containing groove are matched for use, so that the bridge pier can be limited, the relative rotation between the bridge pier and the upper rotary disc is reduced, and the connection stability between the upper rotary disc and the bridge pier is improved;

2. the arrangement of the first friction pad can improve the friction force between the inner wall of the containing groove and the fixed block, so that the rotation of the fixed block can be reduced, meanwhile, the buffer effect can be realized on the fixed block, and further, the stability of the fixed block can be improved, so that the stability of a pier connected with the fixed block can be improved;

3. the setting of spacing ring can play spacing and the effect of direction to the process that pier and last carousel are connected, promotes smooth and easy nature and the precision in pier and the last spacing board connected process.

Drawings

FIG. 1 is a partial structural section view of the present application, intended to show an upper turntable;

fig. 2 is a schematic structural diagram of the bridge swivel of the present application.

Reference numerals: 1. a lower turntable; 11. a slider; 111. a pin hole; 2. an upper turntable; 21. a pin shaft; 22. a containing groove; 221. a fixed block; 222. a first friction pad; 23. a limiting ring; 231. a second friction pad; 232. fixing the bolt; 24. a first locking bolt; 3. a lower bearing platform; 4. a T-shaped structure; 41. a cross beam; 42. a bridge pier; 421. a butting ring; 5. a support pillar; 51. a locking assembly; 511. locking a ring; 512. and a second locking bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses bridge rotation support. Referring to fig. 1, a bridge swivel support, including lower carousel 1, the upper surface of lower carousel 1 is provided with a plurality of prominent sliders 11, the center department of lower carousel 1 is equipped with a pinhole 111, go up carousel 2 and the coaxial setting of lower carousel 1, the center department fixedly connected with of going up 2 lower surfaces of carousel and pinhole 111 complex round pin axle 21, go up carousel 2 and lower carousel 1 and rotate to be connected, the lower surface of going up carousel 2 and the contact of slider 11, the top surface of going up carousel 2 has been seted up and has been held groove 22, it has fixed block 221 to hold inslot 22 sliding connection.

Referring to fig. 1, the cross section of the holding groove 22 is square, a fixing block 221 is slidably connected in the holding groove 22, first friction pads 222 are bonded on the inner walls of the holding groove 22, the fixing block 221 is located in a cavity formed by the first friction pads 222, and the peripheral surfaces of the fixing block 221 and the inner peripheral surface of the first friction pads 222 abut against the sliding direction of the fixing block 221 and are vertically arranged.

With reference to fig. 1 and 2, the top surface of the upper turntable 2 is fixedly connected with a limiting ring 23, the limiting ring 23 is coaxially arranged with the upper turntable 2, and the limiting ring 23 is sleeved on the periphery of a pier 42 connected with the upper turntable 2. A second friction pad 231 is bonded to an inner peripheral surface of the retainer ring 23, the second friction pad 231 is an annular second friction pad 231, and an inner peripheral surface of the second friction pad 231 abuts against an outer peripheral surface of the abutment 42.

The implementation principle of the bridge swivel support in the embodiment of the application is as follows: the upper rotary table 2 is used for connecting the bridge pier 42 and the cross beam 41, in the using process, the cross beam 41 is rotated, the cross beam 41 rotates to drive the bridge pier 42 to rotate, the bridge pier 42 rotates to drive the upper rotary table 2 to rotate, and the upper rotary table 2 rotates to drive the pin shaft 21 to rotate.

The embodiment of the application also discloses a bridge rotating body. Referring to fig. 2, the bridge swivel support comprises a lower bearing platform 3, the bridge swivel support, a T-shaped structure 4 and a support pillar 5, wherein the lower bearing platform 3 is positioned below a lower turntable 1 and is fixedly connected with the lower turntable 1; the T-shaped structure 4 comprises a cross beam 41 and a pier 42 which are horizontally arranged, the pier 42 is positioned in the limiting ring 23 and is in sliding connection with the limiting ring 23, a first locking piece is arranged between the pier 42 and the upper rotary disc 2, and the cross beam 41 is horizontally positioned above the pier 42 and is fixedly connected with the pier 42; the top end of the supporting column 5 is fixedly connected with the pier 42, and a locking assembly 51 is arranged between the other end of the supporting column and the lower bearing platform 3.

When the bridge is rotated, the upper rotating disc 2 and the lower rotating disc 1 are installed, the pier 42 is fixed to the top surface of the upper rotating disc 2, then the pier 42 and the cross beam 41 are rotated, the pier 42 rotates to drive the upper rotating disc 2 and the support column 5 to rotate until the cross beam 41 rotates to a preset angle, and then the pier 42 and the lower bearing platform 3 are fixed through the locking assembly 51.

Referring to fig. 1, the bridge pier 42 is coaxially disposed with the upper turn plate 2, and the fixed block 221 is positioned below the bridge pier 42 and fixedly connected to the bottom surface of the bridge pier 42. Be equipped with first locking piece between last carousel 2 and the pier 42, first locking piece is first lock bolt 24, and first lock bolt 24 is located the below of last carousel 2, and first lock bolt 24 passes last carousel 2 and pier 42 threaded connection.

Referring to fig. 1, a second friction pad 231 is bonded to an inner circumferential surface of the retainer ring 23, the second friction pad 231 is a second friction pad 231 coaxially disposed with the retainer ring 23, the second friction pad 231 is fitted around an outer circumference of the pier 42, and an inner circumferential surface of the second friction pad 231 abuts against the outer circumferential surface of the pier 42. Four fixing bolts 232 are arranged between the retainer ring 23 and the abutment 42, and the fixing bolts 232 are in threaded connection with the abutment 42 after penetrating through the retainer ring 23 and the second friction pad 231.

Referring to fig. 2, the bridge pier 42 further includes a supporting ring 421, the supporting ring 421 is sleeved on the periphery of the bridge pier 42 and is fixedly connected to the bridge pier 42, four supporting columns 5 are vertically arranged, the supporting columns are circumferentially distributed at intervals along the bridge pier 42, the supporting columns 5 are located below the supporting ring 421, and the top surface of each supporting column is fixedly connected to the bottom surface of the supporting ring 421.

Referring to fig. 1, the locking assembly 51 includes a locking ring 511 and a second locking bolt 512, the locking ring 511 is sleeved on the periphery of the supporting column 5 and is fixedly connected with the supporting column 5, the bottom surface of the locking ring 511 abuts against the top surface of the lower bearing platform 3, and the second locking bolt 512 passes through the locking ring 511 and is in threaded connection with the top surface of the lower bearing platform 3.

The implementation principle of the bridge swivel in the embodiment of the application is as follows: when two bridges are spliced, the pier 42 is extended into the locking ring 511, so that the fixing block 221 is embedded into the containing groove 22, and then the fixing bolt 232 and the first locking bolt 24 are screwed; then, the cross beam 41 is rotated, the cross beam 41 rotates to drive the pier 42 to drive the supporting column 5 and the lower rotary table 1 to rotate until the cross beam 41 rotates to a preset angle, and then the second locking bolt 512 is screwed down.

The arrangement of the containing groove 22 and the fixing block 221 can limit the pier 42, so that after the pier 42 and the upper rotary disk 2 are fixed, the situation that the pier 42 rotates in the circumferential direction is reduced, and the stability of the pier 42 and the accuracy of connection between the pier 42 and the upper rotary disk 2 can be improved.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a bridge support of turning, including lower carousel (1) and last carousel (2), the upper surface of lower carousel (1) is provided with a plurality of prominent slider (11), the center department of lower carousel (1) is equipped with a pinhole (111), go up carousel (2) and the coaxial setting of lower carousel (1), the center department fixedly connected with of going up carousel (2) lower surface and pinhole (111) complex round pin axle (21), go up carousel (2) and rotate with lower carousel (1) and be connected, the lower surface and the slider (11) contact of going up carousel (2), its characterized in that: the top surface of the upper turntable (2) is provided with a containing groove (22), the containing groove (22) is internally and slidably connected with a fixing block (221) connected with a pier (42), and the sliding direction of the fixing block (221) is vertically arranged.

2. A bridge swivel support according to claim 1, characterised in that: the inner walls of the containing grooves (22) are fixedly connected with first friction pads (222).

3. A bridge swivel support according to claim 1, characterised in that: go up the top surface fixedly connected with spacing ring (23) of carousel (2), spacing ring (23) cover is established and is used for the periphery of pier (42) be connected with last carousel (2).

4. A bridge swivel support according to claim 3, characterised in that: the inner circumferential surface of the limiting ring (23) is fixedly connected with a second friction pad (231).

5. A bridge is turned, its characterized in that: the bridge swivel support comprises a lower bearing platform (3), a bridge swivel support according to any one of claims 1 to 4, a T-shaped structure (4) and a support column (5), wherein the lower bearing platform (3) is positioned below a lower rotary table (1) and is fixedly connected with the lower rotary table (1); the T-shaped structure (4) comprises a cross beam (41) and a pier (42) which are horizontally arranged, the pier (42) is located in the limiting ring (23), a first locking piece is arranged between the pier (42) and the upper turntable (2), and the cross beam (41) is horizontally located above the pier (42) and is fixedly connected with the pier (42); the top end of the supporting column (5) is fixedly connected with the pier (42), and a locking component (51) is arranged between the other end of the supporting column and the lower bearing platform (3).

6. A bridge swivel according to claim 5, characterised in that: the first locking piece is a first locking bolt (24), and the first locking bolt (24) penetrates through the upper rotary table (2) to be in threaded connection with the pier (42).

7. A bridge swivel according to claim 5, characterised in that: the fixed block (221) is fixedly connected with the bottom surface of the pier (42).

8. A bridge swivel according to claim 5, characterised in that: and a fixing bolt (232) is arranged between the limiting ring (23) and the pier (42), and the fixing bolt (232) penetrates through the limiting ring (23) to be fixedly connected with the pier (42).

9. A bridge swivel according to claim 5, characterised in that: the locking assembly (51) comprises a locking ring (511) and a second locking bolt (512), the locking ring (511) is sleeved on the periphery of the supporting column (5) and is fixedly connected with the supporting column, the bottom surface of the locking ring (511) is abutted to the lower bearing platform (3), and the second locking bolt (512) penetrates through the locking ring (511) and is in threaded connection with the lower bearing platform (3).

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