CN213681696U - Bridge bearing - Google Patents

Abstract

The utility model belongs to the technical field of the bridge and specifically relates to a bridge beam supports is related to, including lower strutting arrangement, go up strutting arrangement and fixing device, go up strutting arrangement and lower strutting arrangement horizontal sliding connection, fixing device and last strutting arrangement fixed connection, fixing device can dismantle fixed connection with lower strutting arrangement, bridge beam supports still includes the slide rail, sliding plate and bearing platform, the slide rail both ends are provided with the jack, jack fixed connection is on lower strutting arrangement, the bracket and the slide rail fixed connection of jack, the sliding plate is located the slide rail top, sliding plate and slide rail horizontal sliding connection, and sliding plate and last strutting arrangement fixed connection, bearing platform fixed connection is in the lower strutting arrangement top. If the horizontal position of the bridge body is slightly deviated, the jack supports the sliding rail, external force pushes the sliding plate to horizontally slide to a proper position relative to the sliding rail, and then the jack puts down the sliding rail, so that driving force required by external equipment for driving the sliding plate to move is small, and the purpose of convenient operation is achieved.

Description

Bridge bearing

Technical Field

The application relates to the field of bridges, in particular to a bridge support.

Background

In bridge construction, a bridge body needs to be installed on a bridge pier, and in order to reliably transmit the load and deformation of the bridge body to the bridge pier, a force transmission device installed between the bridge body and the bridge pier is a bridge support.

The utility model discloses a current bridge beam supports concrete structure can refer to the utility model patent that the grant bulletin number is CN204589793U, bridge beam supports includes bottom suspension bedplate, the sliding plate, rubber support, upper bracket board and connecting plate, bottom suspension bedplate horizontal installation is on the pier, set up flutedly on the bottom suspension bedplate, the sliding plate, rubber support and upper bracket board stack in the recess by supreme down in proper order, the sliding plate, rubber support and upper bracket board fixed connection, connecting plate and upper bracket board fixed connection, fixed connection can be dismantled with the bottom suspension bedplate to the connecting plate. In the support installation process, if the placing position is inaccurate and slightly deviated, the sliding plate can be driven to move to a proper position through external equipment, and then the connecting plate and the lower support plate can be detachably and fixedly connected to fix the bridge support.

In view of the above-mentioned related art, the sliding plate has a large contact area with the lower support plate in the groove, so that the sliding plate is subjected to a large friction force when moving relative to the lower support plate, and thus a driving force required by an external device to drive the sliding plate to move is large, and a requirement on the external device is high.

SUMMERY OF THE UTILITY MODEL

In order to facilitate operation, the application provides a bridge bearing.

The application provides a bridge beam supports adopts following technical scheme:

a bridge support is used as force transmission equipment and is arranged between a pier and a bridge body, and comprises a lower supporting device, an upper supporting device and a fixing device, wherein the lower supporting device is horizontally arranged above the pier, the upper supporting device is positioned above the lower supporting device and is horizontally and slidably connected with the lower supporting device, the fixing device is fixedly connected with the upper supporting device, the fixing device is detachably and fixedly connected with the lower supporting device, the bridge support also comprises a sliding device and a bearing platform, the sliding device comprises a sliding rail and a sliding plate, the sliding rail is horizontally arranged above the lower supporting device and is provided with two sliding rails, the two sliding rails are parallel to each other, jacks are arranged at the two ends of the sliding rail, the jacks are fixedly connected to the lower supporting device, a bracket of each jack is fixedly connected with the sliding rail, the sliding plate is positioned above the sliding rail, the two ends of the sliding plate are respectively, bearing platform level sets up between two slide rails, and bearing platform fixed connection is in the under bracing device top, and the tray maximum height of jack is greater than the bearing platform height, and the tray minimum height of jack is less than the bearing platform height.

Through adopting above-mentioned technical scheme, when the pontic is laid on strutting arrangement, if the horizontal position of pontic installation has the deviation slightly, at first control jack lifts up the slide rail, then external force promotes the sliding plate and slides to suitable position relatively the slide rail horizontal slip, control jack puts down the slide rail again, the sliding plate will fall into bearing platform top with last strutting arrangement this moment, because sliding plate and slide rail area of contact are less, so the frictional force that produces between sliding plate and slide rail is less at the slip in-process, thereby cause that the required drive power of external equipment drive sliding plate removal is less, the purpose of convenient operation has been reached.

Preferably, go up strutting arrangement and include rubber support and upper bracket board, fixed connection can be dismantled in the rubber support above the sliding plate to the rubber support, and fixed connection can be dismantled in the rubber support top to the upper bracket board.

Through adopting above-mentioned technical scheme, rubber support has great ground shearing deformation in order to satisfy the sliding plate and drive upper bracket board horizontal displacement, can transmit the pressure of upper bracket board for the sliding plate reliably simultaneously to the mesh that improves bridge beam supports steadiness has been reached.

Preferably, the upper supporting device comprises a first bolt, the first bolt is vertically arranged, a bolt cap of the first bolt is positioned above the upper supporting plate, and the upper supporting plate seat, the rubber support and the sliding plate are all in threaded connection with the bolt.

Through adopting above-mentioned technical scheme, at the in-process of last strutting arrangement installation, can stack upper bracket seat, rubber support in proper order in the sliding plate top, then relatively fixed upper bracket seat, rubber support and sliding plate through first bolt to the purpose of convenient operation has been reached.

Preferably, the lower supporting device comprises a lower support plate and a damping plate, the lower support plate is horizontally and fixedly connected above the pier, the damping plate is fixedly connected above the lower support plate, and the bearing table is fixedly connected to the upper side of the damping plate.

Through adopting above-mentioned technical scheme, after the relative slide rail of sliding plate removed suitable position, sliding plate and last strutting arrangement will fall into bearing platform top, and the shock attenuation board reduces the vibrations that sliding plate, last strutting arrangement and bearing platform made bottom suspension member produce to the steadiness of bridge device has been promoted.

Preferably, the fixing device comprises a fixing plate, two screws and two nuts, the fixing plate is arranged on two sides of the sliding plate in the sliding direction, the fixing plate comprises a vertical plate and a transverse plate, the vertical plate is parallel to the sliding rail, the upper end of the vertical plate is fixedly connected with the upper support plate, the transverse plate is arranged on one side, away from the upper supporting device, of the vertical plate, the transverse plate is fixedly connected with the lower end of the vertical plate, an elongated slot is formed in the transverse plate in the upper horizontal direction, the elongated slot is parallel to the sliding direction of the sliding plate, the screws are vertically arranged, the upper ends of the screws are arranged above the transverse plate, the lower ends of the screws penetrate through the.

Through adopting above-mentioned technical scheme, after last strutting arrangement moves to suitable position relative lower support device, the nut is screwed to relative screw rod, and the nut can the butt in diaphragm top this moment to make strutting arrangement and lower support device relatively fixed, reached the purpose that improves the roof beam support steadiness.

Preferably, the vertical plate and the transverse plate are fixedly connected with reinforcing ribs.

Through adopting above-mentioned technical scheme, the strengthening rib reduces the possibility that diaphragm and riser warp to reduce the possibility that riser and diaphragm relative position change, improve the bridge beam supports steadiness.

Preferably, the peripheral wall of the screw rod close to the lower end is fixedly connected with a fixed seat, and the lower end of the fixed seat is fixedly connected with the upper side of the lower support plate.

Through adopting above-mentioned technical scheme, fixing base increase screw rod and bottom suspension fagging area of being connected reduces the relative bottom suspension fagging of screw rod and produces the possibility of buckling to promote fixing device stability.

Preferably, two second bolts are arranged on one side, close to the transverse plate, of the vertical plate, and the two second bolts penetrate through the vertical plate and then are in threaded connection with the rubber support and the sliding plate.

Through adopting above-mentioned technical scheme, the second bolt makes rubber support and sliding plate all can dismantle fixed connection with the fixed plate, has increased the area of being connected of last strutting arrangement and sliding plate to further strengthen strutting arrangement and sliding plate connection steadiness.

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

1. the jack and the slide rail are arranged, so that the driving force required by the external equipment for driving the sliding plate to move is small, and the aim of convenient operation is fulfilled;

2. the fixing device is arranged, so that the purpose of improving the stability of the beam support is achieved;

3. through setting up the second bolt, reached and improved strutting arrangement and sliding plate and be connected the purpose of steadiness.

Drawings

FIG. 1 is a perspective view of an overall bridge deck structure according to an embodiment of the present application;

fig. 2 is an enlarged view of a portion a of fig. 1.

Description of reference numerals: 1. an upper support device; 11. a rubber support; 12. an upper support plate; 13. a first bolt; 2. a lower support means; 21. a lower support plate; 211. a fixed seat; 22. a damper plate; 3. a fixing device; 31. a fixing plate; 311. a vertical plate; 312. a transverse plate; 313. a second bolt; 32. a screw; 33. a nut; 34. a long groove; 35. reinforcing ribs; 4. a sliding device; 41. a slide rail; 42. a sliding plate; 5. a bearing table; 6. a jack.

Detailed Description

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

The embodiment of the application discloses a bridge bearing for being installed between pier and bridge body as power transmission equipment. Referring to fig. 1, the bridge support includes lower strutting arrangement 2, upper strutting arrangement 1 and fixing device 3, and 2 horizontal installation of lower strutting arrangement are in the pier top, and the pontic is put in upper strutting arrangement 1 top, and upper strutting arrangement 1 is located lower strutting arrangement 2 top, and upper strutting arrangement 1 and 2 horizontal sliding connection of lower strutting arrangement, fixing device 3 and upper strutting arrangement 1 fixed connection, and fixing device 3 can dismantle fixed connection with lower strutting arrangement 2. When the bridge body is arranged on the upper supporting device 1, if the horizontal position of the bridge body has slight deviation, the upper supporting device 1 can be pushed by external force to horizontally slide relative to the lower supporting device 2, and then the upper supporting device 1 and the lower supporting device 2 can be detachably and fixedly connected through the fixing device 3, so that the aim that the bridge support can be horizontally finely adjusted is fulfilled.

Referring to fig. 1, the bridge support further includes a sliding device 4 and a bearing platform 5, the sliding device 4 includes a sliding rail 41 and a sliding plate 42, the sliding rail 41 is horizontally disposed above the lower supporting device 2, the sliding rail 41 is provided with two, the two sliding rails 41 are parallel to each other, two ends of the sliding rail 41 are provided with jacks 6, the jacks 6 are fixedly connected to the lower supporting device 2, a bracket of the jacks 6 is fixedly connected to the sliding rail 41, the sliding plate 42 is located above the sliding rail 41, two ends of the sliding plate 42 are respectively connected to the two sliding rails 41 in a horizontal sliding manner, the sliding plate 42 is fixedly connected to the upper supporting device 1, the bearing platform 5 is horizontally disposed between the two sliding rails 41, the bearing platform 5 is fixedly connected to the upper supporting device 2, the maximum tray height of the jacks 6 is greater than the height of the bearing platform 5. In the use process, if the horizontal position of the bridge body is slightly deviated, the jack 6 is controlled to support the sliding rail 41, then the sliding plate 42 is pushed by external force to horizontally slide to a proper position relative to the sliding rail 41, the jack 6 is controlled to lower the sliding rail 41, and at the moment, the sliding plate 42 and the upper supporting device 1 fall above the bearing table 5; the sliding process of the upper support device 1 and the lower support device 2 is realized by the sliding fit of the sliding plate 42 and the sliding rail 41, and as the contact area between the sliding plate 42 and the sliding rail 41 is smaller, the friction force generated between the sliding plate 42 and the sliding rail 41 in the sliding process is smaller, so that the driving force required by the external equipment to drive the sliding plate 42 to move is smaller, and the purpose of convenient operation is achieved.

When the upper supporting device 1 slides horizontally relative to the lower supporting device 2, the sliding plate 42 needs to drive the upper supporting device 1 to move horizontally, and due to the large volume and mass of the upper supporting device 1, the reaction force of the upper supporting device 1 on the sliding plate 42 during the moving process may reduce the stability of the bridge support, thereby affecting the load of the bridge support. In order to improve the above problem, referring to fig. 1, it may be provided that the upper support device 1 includes a rubber support 11 and an upper support plate 12, the rubber support 11 is detachably and fixedly connected above the sliding plate 42, and the upper support plate 12 is detachably and fixedly connected above the rubber support 11. Rubber support 11 has great shearing deformation to satisfy sliding plate 42 and drive upper bracket board 12 horizontal displacement, can transmit the pressure of upper bracket board 12 to sliding plate 42 reliably simultaneously to the mesh that has reached improvement bridge beam supports steadiness.

In order to facilitate the assembly and disassembly of the upper support plate base, the rubber support 11 and the sliding plate 42, referring to fig. 1, the upper support device 1 may include a first bolt 13, the first bolt 13 is vertically disposed, a cap of the first bolt 13 is located above the upper support plate 12, and the upper support plate base, the rubber support 11 and the sliding plate 42 are all in threaded connection with the bolt. In the process of installing the upper supporting device 1, the upper supporting plate seat and the rubber support 11 can be sequentially stacked above the sliding plate 42, and then the upper supporting plate seat, the rubber support 11 and the sliding plate 42 are relatively fixed through the first bolt 13, so that the purpose of convenient operation is achieved.

After the sliding plate 42 moves to a proper position relative to the sliding rail 41, the jack 6 tray descends, and the sliding plate 42 and the upper supporting device 1 fall above the bearing table 5, and because the sliding plate 42, the upper supporting device 1 and the bearing table 5 have large mass, the falling of the sliding plate 42 and the upper supporting device 1 may damage the lower supporting device 2, thereby affecting the stability of the bridge bearing. In order to improve the stability of the bridge device, referring to fig. 1, the lower support device 2 may include a lower support plate 21 and a damping plate 22, the lower support plate 21 is horizontally and fixedly connected above the bridge pier, the damping plate 22 is fixedly connected above the lower support plate 21, and the bearing table 5 is fixedly connected on the upper side of the damping plate 22. After the sliding plate 42 is moved to a proper position relative to the sliding rail 41, the sliding plate 42 and the upper supporting device 1 will fall above the bearing platform 5, and the shock absorbing plate 22 reduces the shock caused by the sliding plate 42, the upper supporting device 1 and the bearing platform 5 to the lower supporting device 2, thereby improving the stability of the bridge device.

After the upper supporting device 1 is moved to a proper position relative to the lower supporting device 2, if the fixing device 3 is not provided, the relative positions of the upper supporting device 1 and the lower supporting device 2 may be moved during the subsequent use of the bridge, thereby reducing the stability of the bridge bearing. In order to improve the stability of the beam support, referring to fig. 2, the fixing device 3 may include two fixing plates 31, screws 32 and nuts 33, the fixing plates 31 are disposed on two sides of the sliding plate 42 in the sliding direction, each fixing plate 31 includes a vertical plate 311 and a horizontal plate 312, the vertical plate 311 is parallel to the sliding rail 41, the upper end of the vertical plate 311 is fixedly connected to the upper support plate 12, the horizontal plate 312 is located on one side of the vertical plate 311 away from the upper support device 1, the horizontal plate 312 is fixedly connected to the lower end of the vertical plate 311, an elongated slot 34 is horizontally formed in the horizontal plate 312, the elongated slot 34 is parallel to the sliding direction of the sliding plate 42, the screws 32 are vertically disposed, the upper end of the screws 32 is located above the horizontal plate 312, the lower end of the screws 32 is fixedly connected to the lower support plate 21. After the upper supporting device 1 moves to a proper position relative to the lower supporting device 2, the nut 33 is screwed relative to the screw 32, and at this time, the nut 33 abuts against the transverse plate 312, so that the upper supporting device 1 and the lower supporting device 2 are relatively fixed, and the purpose of improving the stability of the beam support is achieved.

In order to reduce the possibility of the relative position between the vertical plate 311 and the horizontal plate 312 changing, referring to fig. 2, a reinforcing rib 35 may be fixedly connected between the vertical plate 311 and the horizontal plate 312, and the reinforcing rib 35 reduces the possibility of deformation of the horizontal plate 312 and the vertical plate 311, thereby reducing the possibility of the relative position between the vertical plate 311 and the horizontal plate 312 changing, and improving the stability of the bridge bearing.

Only one end of the screw 32 is connected to the lower support plate 21, and the connection area between the screw 32 and the lower support plate 21 is small, so that the screw 32 may be bent or even broken relative to the lower support plate 21, thereby reducing the stability of the fixing device 3. In order to improve the stability of the fixing device 3, referring to fig. 2, a screw 32 may be fixedly connected to a fixing seat 211 near the lower end of the peripheral wall, and the lower end of the fixing seat 211 is fixedly connected to the upper side of the lower support plate 21. The fixing seat 211 increases the connection area between the screw rod 32 and the lower seat plate 21, and reduces the possibility of bending of the screw rod 32 relative to the lower seat plate 21, thereby improving the stability of the fixing device 3.

In order to further increase the connection stability between the upper supporting device 1 and the sliding plate 42, referring to fig. 2, a second bolt 313 may be disposed on one side of the vertical plate 311 adjacent to the transverse plate 312, and the second bolt 313 is threaded with the rubber support 11 and the sliding plate 42 after passing through the vertical plate 311, respectively. The second bolts 313 enable both the rubber support 11 and the sliding plate 42 to be detachably and fixedly connected with the fixed plate 31, so that the connecting area of the upper supporting device 1 and the sliding plate 42 is increased, and the connecting stability of the upper supporting device 1 and the sliding plate 42 is further increased.

The implementation principle of the bridge bearing in the embodiment of the application is as follows: when the bridge body is arranged on the upper supporting device 1, if the horizontal position of the bridge body is slightly deviated, the jack 6 is controlled to support the sliding rail 41, then the sliding plate 42 is pushed by external force to horizontally slide to a proper position relative to the sliding rail 41, the jack 6 is controlled to lower the sliding rail 41, at the moment, the sliding plate 42 and the upper supporting device 1 fall above the bearing platform 5, and as the contact area between the sliding plate 42 and the sliding rail 41 is smaller, the friction force generated between the sliding plate 42 and the sliding rail 41 in the sliding process is smaller, so that the driving force required by driving the sliding plate 42 to move by external equipment is smaller, and the purpose of convenient operation is achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above 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 (8)

1. The utility model provides a bridge support for install between pier and the pontic as power transmission equipment, including lower support device (2), go up strutting arrangement (1) and fixing device (3), lower support device (2) horizontal installation is in the pier top, it is located lower support device (2) top to go up strutting arrangement (1), go up strutting arrangement (1) and lower support device (2) horizontal sliding connection, fixing device (3) and last strutting arrangement (1) fixed connection, fixing device (3) can dismantle fixed connection with lower support device (2), its characterized in that: the bridge support also comprises a sliding device (4) and a bearing platform (5), the sliding device (4) comprises a sliding rail (41) and a sliding plate (42), the sliding rail (41) is horizontally arranged above the lower supporting device (2), the sliding rail (41) is provided with two sliding rails (41), the two sliding rails (41) are parallel to each other, jacks (6) are arranged at the two ends of the sliding rail (41), the jacks (6) are fixedly connected to the lower supporting device (2), a bracket of each jack (6) is fixedly connected with the corresponding sliding rail (41), the sliding plate (42) is positioned above the corresponding sliding rail (41), the two ends of the sliding plate (42) are respectively and horizontally and slidably connected with the two sliding rails (41), the sliding plate (42) is fixedly connected with the upper supporting device (1), the bearing platform (5) is horizontally arranged between the two sliding rails (41), the bearing platform (5) is fixedly connected above the lower supporting device (2), the maximum height of the tray of each jack (6) is, the minimum height of the tray of the jack (6) is less than the height of the bearing platform (5).

2. The bridge deck according to claim 1, wherein: go up strutting arrangement (1) and include rubber support (11) and upper bracket board (12), fixed connection can be dismantled in sliding plate (42) top in rubber support (11), and fixed connection can be dismantled in upper bracket board (12) top in rubber support (11).

3. The bridge deck according to claim 2, wherein: go up strutting arrangement (1) including first bolt (13), first bolt (13) vertical setting, the bolt cap of first bolt (13) is located upper bracket board (12) top, upper bracket board seat, rubber support (11) and sliding plate (42) all with bolt threaded connection.

4. The bridge deck according to claim 1, wherein: the lower supporting device (2) comprises a lower support plate (21) and a damping plate (22), the lower support plate (21) is horizontally and fixedly connected above the pier, the damping plate (22) is fixedly connected above the lower support plate (21), and the bearing table (5) is fixedly connected to the upper side of the damping plate (22).

5. The bridge deck according to claim 1, wherein: the fixing device (3) comprises a fixing plate (31), screw rods (32) and nuts (33), two fixing plates (31) are arranged, the fixing plates (31) are arranged on two sides of a sliding direction of a sliding plate (42), each fixing plate (31) comprises a vertical plate (311) and a transverse plate (312), the vertical plates (311) are parallel to the sliding rail (41), the upper ends of the vertical plates (311) are fixedly connected with an upper support plate (12), the transverse plates (312) are positioned on one sides of the vertical plates (311) far away from the upper supporting device (1), the transverse plates (312) are fixedly connected with the lower ends of the vertical plates (311), long grooves (34) are horizontally formed in the transverse plates (312), the long grooves (34) are parallel to the sliding direction of the sliding plate (42), the screw rods (32) are vertically arranged, the upper ends of the screw rods (32) are positioned above the transverse plates (312), and the lower ends of the screw rods (32) are, the nut (33) is positioned above the transverse plate (312), and the nut (33) is in threaded connection with the screw rod (32).

6. The bridge deck according to claim 5, wherein: and reinforcing ribs (35) are fixedly connected between the vertical plates (311) and the transverse plates (312).

7. The bridge support of claim 6, wherein: the peripheral wall of the screw rod (32) close to the lower end is fixedly connected with a fixed seat (211), and the lower end of the fixed seat (211) is fixedly connected with the upper side of the lower support plate (21).

8. The bridge deck according to claim 7, wherein: and a second bolt (313) is arranged on one side of the vertical plate (311) close to the transverse plate (312), and the second bolt (313) penetrates through the vertical plate (311) and then is in threaded connection with the rubber support (11) and the sliding plate (42).

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