CN218090495U

CN218090495U - Improved generation bridge support does not have jacking change structure

Info

Publication number: CN218090495U
Application number: CN202222674412.6U
Authority: CN
Inventors: 王小红; 杨志
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2022-12-20
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses an improved generation bridge bearing does not have jacking and changes structure, including the rubber support body, still include the base and set up in the collar at base top, the slip is provided with the slider for bearing rubber support body in the collar, and the collar symmetry is provided with a plurality of sloping slider, and sloping slider driven slip with top push slider along the collar internal slip. The utility model discloses a bridge beam supports does not have jacking change structure, through utilizing the ejector pin to be driven to remove in order to laminate respectively in the bridge bottom, the sloping slider is driven to slide so that the slider slides and break away from the support to the bridge, with change rubber support body, change the back that finishes, make the sloping slider driven again and make the slider laminate in the bottom of bridge with the top push slider, break away from the bridge bottom through making the ejector pin once more, so that the underpressure transmission of bridge is on the rubber support body, thereby realized that bridge beam supports does not have the operation that the jacking changed the rubber support body.

Description

Improved generation bridge support does not have jacking and changes structure

Technical Field

The utility model relates to a bridge construction technical field relates to an improved generation bridge beam supports does not have jacking change structure particularly.

Background

The bridge bearing is an important bearing device, a connecting device and a functional device which are used for connecting the upper structure and the lower structure of the bridge, and the bridge bearing is arranged at the top of the bridge pier, so that on one hand, the weight of the bridge can be better transmitted to the bridge pier, and meanwhile, the displacement of the bridge itself caused by nature, man-made damage, various damages and the like can be reduced, and the normal use of the bridge is ensured.

According to patent No. CN211498537U, publication (publication) date: 2020-09-15 discloses a jacking support for replacing a bridge support, which comprises a beam body, wherein a pier column is arranged below the beam body, a support is arranged between the beam body and the pier column, a wedge block is arranged between the bottom of the beam body and the support, a cushion stone is arranged between the bottom of the support and the pier column, a plurality of fastening devices are arranged at the periphery of the pier column, each fastening device comprises two arc-shaped fastening plates tightly attached to the outer wall of the pier column, vertical plates are fixedly welded to the top and the bottom of the outer side of each arc-shaped fastening plate, a transverse plate is fixedly welded to the bottom of one side, away from the arc-shaped fastening plates, a reinforcing column is fixedly connected between each vertical plate and the transverse plate, a bearing plate is fixedly welded to the top of each fastening device, a jack is installed at the top of the bearing plate, limiting devices are arranged on the two sides of the jack, each limiting device comprises an arc-shaped clamping plate and a nut seat fixedly connected with the top of the bearing plate, an installation block is fixedly connected to one side, away from the jack, a hollow seat is fixedly connected with an installation block, a pushing block is fixedly connected with the outer wall of the hollow seat through a screw, and an adjusting screw penetrates through the end of the hollow seat.

In the patent including the aforesaid, the rubber support of high obdurability is set up mostly on current bridge beam supports to convenient follow-up change also has better bradyseism and bearing effect simultaneously. It adopts a plurality of jacks to carry out the lifting so that change rubber support to the bridge, though adopt the jack can be more stable change the rubber support on the bridge beam supports, but not only need to spend a large amount of manpowers and material resources to the use of a plurality of jacks and cooperate and use the jack, and need to spend high cost with jack assorted hydraulic transmission system and PLC monitoring unit more.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an improved generation bridge support does not have jacking change structure, when can accomplishing to change rubber support, can avoid again because of the jack use its relevant controlgear and hydraulic equipment use the cost-push that causes, corresponding reduction the use of manpower.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an improved generation bridge support does not have jacking and changes structure, includes the rubber support body, still includes the base and sets up in the collar at base top, the slip is provided with the slider that is used for bearing rubber support body in the collar, the collar symmetry is provided with a plurality of slope sliders, and the slope slider driven slides in order to push away the slider and slide along the collar, base top symmetry activity is provided with a plurality of ejector pin, and the ejector pin driven removes in order to laminate in the bridge bottom respectively.

Preferably, the sliding sleeves are symmetrically arranged on the top of the base in an array mode, and the ejector push rods are arranged in the sliding sleeves in a sliding mode respectively.

Preferably, the top of the sliding sleeve is respectively and axially rotatably provided with a nut sleeve, the outer wall of the ejector rod is respectively provided with a main thread, and the nut sleeve is sleeved on the outer wall of the ejector rod and rotates with the main thread.

Preferably, the outer wall of the mounting ring is symmetrically threaded with a plurality of threaded rods, and one ends of the threaded rods are axially and rotatably arranged on the outer wall on one side of the inclined sliding block.

Preferably, guide posts are fixedly mounted at the bottom of the sliding member, and the guide posts are respectively slidably disposed on the inclined surfaces of the inclined slide blocks.

Preferably, the top of the sliding part is provided with an installation groove, and the rubber support body is movably arranged in the installation groove.

Preferably, the top of the rubber support body is movably provided with an upper top plate, and the bottom of the upper top plate is provided with a ring sleeve.

Preferably, the base is provided with a plurality of through holes.

Preferably, the outer wall of the nut sleeve is symmetrically provided with notches.

Preferably, the ejector pin is a steel plate.

In the technical scheme, the utility model provides a pair of improved generation bridge support does not have jacking change structure possesses following beneficial effect: the top push rod is driven to move to be attached to the bottom of the bridge respectively, and then the top push rod is used as a connecting point for supporting the bridge, at the moment, the inclined slide block is driven to slide to enable the slide piece to slide along the mounting ring and break away from the support for the bridge, so that the rubber support body can be replaced from the slide piece, after the replacement is finished, the inclined slide block is driven to slide again to enable the top push slide piece to slide along the mounting ring and be attached to the bottom of the bridge again for supporting, and then the top push rod is separated from the bottom of the bridge again, so that the downward pressure of the bridge is transmitted to the rubber support body, and the operation of replacing the rubber support body without jacking of the bridge support is realized.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic overall structural diagram provided by an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure diagram provided by an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a base portion according to an embodiment of the present invention.

Description of the reference numerals:

1. a base; 2. a mounting ring; 3. a slider; 4. a sliding sleeve; 5. a rubber support body; 6. an upper top plate; 7. a threaded rod; 11. perforating; 31. a guide post; 32. mounting grooves; 41. a nut sleeve; 42. missing a position; 43. pushing the push rod; 44. a main thread; 61. sleeving a ring; 71. the slider is tilted.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the attached drawings.

As shown in fig. 1-3, an improved generation bridge support does not have jacking and changes structure, including rubber support body 5, still include base 1 and set up in the collar 2 at base 1 top, it is used for bearing rubber support body 5's slider 3 to slide in the collar 2, the symmetry is provided with a plurality of inclined sliding block 71 in the collar 2, and inclined sliding block 71 is driven to slide in order to push away slider 3 and slide along collar 2, base 1 top symmetry activity is provided with a plurality of ejector pin 43, and ejector pin 43 is driven to remove in order to laminate in the bridge bottom respectively. The push rods 43 are driven to move to be attached to the bottom of the bridge respectively, the push rods 43 are used as connection points for supporting the bridge, the inclined sliding blocks 71 are driven to slide so that the sliding pieces 3 slide in the mounting rings 2 and are separated from supporting the bridge, the rubber support body 5 can be replaced from the sliding pieces 3, after replacement is finished, the inclined sliding blocks 71 are driven to slide again to push the sliding pieces 3 to slide in the mounting rings 2 and are attached to the bottom of the bridge again to support, the push rods 43 are separated from the bottom of the bridge again, downward force of the bridge is transmitted to the rubber support body 5, and therefore the operation of replacing the rubber support body 5 without jacking of the bridge is achieved.

As shown in fig. 1, as the utility model discloses a further technical scheme that provides, the top symmetrical array of base 1 is provided with sliding sleeve 4, and ejector pin 43 slides respectively and sets up in sliding sleeve 4.

Further, the top of the sliding sleeve 4 is axially and rotatably provided with a nut sleeve 41, the outer wall of the ejector rod 43 is provided with a main thread 44, the nut sleeve 41 is sleeved on the outer wall of the ejector rod 43 and is in threaded rotation with the main thread 44, when the rubber support body 5 needs to be replaced, the nut sleeve 41 is rotated by a tool, the nut sleeve 41 and the main thread 44 are in threaded rotation, the ejector rod 43 respectively slides upwards and moves, and finally, the bottom of the bridge is pushed and attached, and the bridge is temporarily supported by the ejector rods 43 instead of the rubber support body 5, so that the rubber support body 5 can be replaced subsequently.

Furthermore, a plurality of threaded rods 7 are respectively and symmetrically threaded on the outer wall of the mounting ring 2, and one ends of the threaded rods 7 are respectively and axially rotatably arranged on the outer wall of one side of the inclined slide block 71.

Specifically, the guide posts 31 are fixedly mounted at the bottom of the sliding member 3, and the guide posts 31 are respectively slidably disposed on the inclined surfaces of the inclined sliding blocks 71, when the ejector rod 43 replaces the rubber bearing body 5 to support the bridge for a short time, the threaded rods 7 are respectively rotated by threads, the threaded rods 7 drive the inclined sliding blocks 71 to slide, at this time, the guide posts 31 respectively slide on the inclined surfaces of the inclined sliding blocks 71 and move downwards along the mounting ring 2, so that the rubber bearing body 5 gradually gets rid of the support of the bridge, and the rubber bearing body 5 can be replaced, after the rubber bearing body 5 is replaced, the threaded rods 7 are respectively rotated by threads again to push the inclined sliding blocks 71, so that the guide posts 31 are respectively slidably disposed on the inclined surfaces of the inclined sliding blocks 71 again, and at this time, the rubber bearing body 5 moves upwards to be attached to the bottom of the bridge.

More specifically, in order to limit the rubber bearing body 5, the top of the sliding member 3 is provided with a mounting groove 32, and the rubber bearing body 5 is movably arranged in the mounting groove 32, so that the rubber bearing body 5 is lowered to slip from the top of the sliding member 3.

Furthermore, the top activity of rubber support body 5 is provided with roof 6, and the bottom of going up roof 6 is provided with ring cover 61, through making rubber support body 5 be located the ring cover 61 of roof 6 bottom to make the better placing of roof 6 on rubber support body 5, roof 6 can reduce the friction that the direct and 5 contact of rubber support body of bridge caused rubber support body 5 simultaneously.

Furthermore, a plurality of through holes 11 are formed in the base 1, the fixing bolts are respectively installed in the through holes 11, the fixing bolts are poured on the top of the pier through cement, and the base 1 is fixed on the top of the pier.

Furthermore, in order to facilitate the rotation of the nut sleeve 41, the outer wall of the nut sleeve 41 is symmetrically provided with notches 42, so that the problem of slipping of the nut sleeve 41 is solved through the notches 42, and the nut sleeve is convenient to clamp by using tools.

Specifically, the ejector pin 43 is a steel plate.

The working principle is as follows: when the rubber bearing body 5 needs to be replaced without jacking, the nut sleeve 41 and the main thread 44 are rotated by respectively rotating the nut sleeve 41 by using a tool, the push rods 43 slide up and move up respectively and finally push and fit the bottom of the bridge, at this time, the plurality of push rods 43 are used for replacing the rubber bearing body 5 to support the bridge temporarily, further, when the plurality of threaded rods 7 are rotated by respectively rotating the threads, the threaded rods 7 drive the inclined slide blocks 71 to slide, the guide posts 31 slide on the inclined surfaces of the inclined slide blocks 71 respectively and move downwards along the mounting ring 2, so that the rubber bearing body 5 gradually gets rid of the support of the bridge, the rubber bearing body 5 can be replaced, after the rubber bearing body 5 is replaced, the threaded rods 7 are rotated by respectively rotating the threaded rods 7 again to push the inclined slide blocks 71, the guide posts 31 are arranged on the inclined surfaces of the inclined slide blocks 71 respectively, at this time, the rubber bearing body 5 moves upwards to fit the bottom of the bridge, the nut sleeve 41 is rotated again to separate the push rods 43 from the bottom of the bridge, so that the pushing force of the bridge is transferred to the rubber bearing body 5, and the bridge is replaced without jacking operation of the bridge is realized.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides an improved generation bridge support does not have jacking and changes structure, includes rubber support body (5), its characterized in that still includes base (1) and sets up in collar (2) at base (1) top, it is provided with slider (3) that are used for bearing rubber support body (5) to slide in collar (2), the symmetry is provided with a plurality of slope slider (71) in collar (2), and slope slider (71) are driven to slide and slide along collar (2) with top push slider (3), base (1) top symmetry activity is provided with a plurality of push rod (43), and push rod (43) are driven to remove in order to laminate in the bridge bottom respectively.

2. The improved bridge support non-jacking replacement structure of claim 1, wherein the sliding sleeves (4) are symmetrically arranged on the top of the base (1) in an array manner, and the jacking rods (43) are respectively slidably arranged in the sliding sleeves (4).

3. The improved bridge support non-jacking replacing structure of claim 2, wherein the top of the sliding sleeve (4) is axially and rotatably provided with a nut sleeve (41), the outer walls of the push-push rods (43) are respectively provided with main threads (44), and the nut sleeve (41) is sleeved on the outer wall of the push-push rod (43) and is in threaded rotation with the main threads (44).

4. The improved bridge support non-jacking replacement structure as claimed in claim 1, wherein the outer wall of the mounting ring (2) is respectively and symmetrically threaded with a plurality of threaded rods (7), and one ends of the threaded rods (7) are respectively and axially rotatably arranged on the outer wall of one side of the inclined slide block (71).

5. The improved bridge bearer no-jacking replacement structure of claim 1, wherein the bottom of the sliding member (3) is fixedly installed with guide posts (31), and the guide posts (31) are respectively slidably arranged on the inclined planes of the inclined sliding blocks (71).

6. The improved bridge bearing non-jacking replacing structure of claim 1, wherein the top of the sliding part (3) is provided with a mounting groove (32), and the rubber bearing body (5) is movably arranged in the mounting groove (32).

7. The improved bridge bearing non-jacking replacing structure of claim 1, wherein the top of the rubber bearing body (5) is movably provided with an upper top plate (6), and the bottom of the upper top plate (6) is provided with a ring sleeve (61).

8. The improved bridge bearing non-jacking replacing structure of claim 1, wherein the base (1) is provided with a plurality of through holes (11).

9. The improved bridge support non-jacking replacement structure of claim 3, wherein the outer walls of the nut sleeves (41) are symmetrically provided with notches (42) respectively.

10. The improved bridge bearer non-jacking replacement structure as claimed in claim 1, wherein said jacking rod (43) is a steel plate.