CN211446576U

CN211446576U - Bridge bearing for bridge engineering

Info

Publication number: CN211446576U
Application number: CN201921898158.XU
Authority: CN
Inventors: 王岳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-09-08
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses a bridge beam supports for bridge engineering, the power distribution box comprises a box body, box top outer wall and bottom outer wall are fixed with roof and bottom plate respectively, and are fixed on bottom half and the bottom plate and peg graft and have two symmetric distribution's spacing pipe, and two spacing intraductal second screw rods that have all pegged graft, and two second screw rod bottom fixings have same backup pad, two the equal screw thread in second screw rod top has cup jointed the sleeve pipe, and the sleeve pipe top cup joints and is fixed with the bearing, and the rotation outer lane scarf joint of bearing is fixed on box top inner wall, two be fixed with the gear of the same specification on the sleeve pipe circumference outer wall, and two gear drive are connected with same actuating mechanism. The utility model discloses can conveniently carry out the regulation work of device height, and then conveniently carry out the rising of self and support and shrink dismantlement work.

Description

Bridge bearing for bridge engineering

Technical Field

The utility model relates to a bridge beam supports technical field especially relates to a bridge beam supports for bridge engineering.

Background

Bridge bearings are important structural components that connect the superstructure and substructure of a bridge. And the device is erected on the pier and the top surface supports the upper structure of the bridge. Its function is to fix the superstructure to the abutment, to withstand the various forces acting on the superstructure and to transmit it reliably to the abutment; under the action of load, temperature, concrete shrinkage and creep, the support can adapt to the corner and displacement of the superstructure, so that the superstructure can be freely deformed without generating additional internal force.

The existing bridge support has some defects in the using process, for example, the bridge support is inconvenient to carry out height adjustment work in the using process, and then the lifting support and the contraction disassembly work of the bridge support are inconvenient to carry out.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a bridge bearing for bridge engineering.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a bridge beam supports for bridge engineering, includes the box, box top outer wall and bottom outer wall are fixed with roof and bottom plate respectively, and fixed grafting has two symmetric distribution's spacing pipe on bottom half and the bottom plate, and two spacing intraductal second screw rods that have all pegged graft, and two second screw rod bottom fixings have same backup pad, two the equal screw thread in second screw rod top has cup jointed the sleeve pipe, and the sleeve pipe top cup joints and is fixed with the bearing, and the rotation outer lane scarf joint of bearing is fixed on box top inner wall, two be fixed with the gear of the same specification on the sleeve pipe circumference outer wall, and two gear drive are connected with same actuating mechanism.

Further, the thread directions of the two second screws are opposite.

Furthermore, actuating mechanism includes first screw rod, and first screw rod outer wall screw thread is respectively in two gear engagement transmissions, and the left end of first screw rod is rotated and is pegged graft on the box inner wall, and first screw rod right-hand member passes the box outer wall and is fixed with the turning block, has seted up the hexagonal groove on the turning block.

Furthermore, clamping grooves are formed in the two sides of the outer wall of one side of the top plate and the outer wall of one side of the bottom plate, and rubber supports are fixed in the clamping grooves.

Furthermore, the outer wall of one side of the rubber support is provided with a plurality of groups of hemispherical bulges which are distributed equidistantly, and the outer wall of the bottom of the supporting plate is fixed with a plurality of convex ridges which are distributed equidistantly.

Furthermore, the end face of the convex rib is in the shape of an inverted triangle or an inverted isosceles trapezoid.

The utility model has the advantages that:

1. the first screw rod of setting through the turning block can be driven under the rotation effect of outer hexagonal spanner and rotate, and first screw rod drives two gears and sleeve pipe and rotates work, and the sleeve pipe rotates on the second screw rod and carries out the up-and-down motion, realizes the lifting work of roof in the device, and then improves the convenience that the device risees to support and shrink dismantlement work.

2. Can play spacing guard action to the second screw rod through spacing pipe, improve the bulk joint strength of second screw rod.

3. Can increase the coefficient of friction between rubber support and bridge bottom and the pier top through the bellied setting of hemisphere, the bead can increase the spacing intensity between backup pad and the pier in addition, prevents that the device from taking place to rock after supporting work, improves the stability of the whole work of supporting of device.

Drawings

Fig. 1 is a schematic sectional structure view of an embodiment 1 of a bridge bearer for bridge engineering according to the present invention;

fig. 2 is a schematic perspective view of an embodiment 1 of a bridge support for bridge engineering according to the present invention;

fig. 3 is the utility model provides a bridge beam supports's embodiment 2 spatial structure sketch map for bridge engineering.

In the figure: the device comprises a box body 1, a hexagonal groove 2, a rotating column 3, a sleeve 4, a first screw 5, a top plate 6, a gear 7, a bottom plate 8, a rubber support 9, a support plate 10, a limiting pipe 11, a second screw 12, a convex ridge 13 and a hemispherical protrusion 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1 and 2, a bridge beam supports for bridge engineering, including

box

1, 1 top outer wall of box and bottom outer wall are fixed with roof 6 and bottom plate 8 respectively, and fixed the spacing pipe 11 of pegging graft and having two symmetric distributions on 1 bottom of box and bottom plate 8, all peg graft in two spacing pipes 11 and have second screw rod 12, two 12 bottom fixings of second screw rod have same backup pad 10, the equal screw thread in two 12 tops of second screw rods has cup jointed sleeve pipe 4, and the sleeve pipe 4 top cup joints and is fixed with the bearing, the rotation outer lane scarf joint of bearing is fixed on 1 top inner wall of box, be fixed with the gear 7 of the same specification on two 4 circumference outer walls of sleeve pipe, and two gear 7 transmissions are connected with same actuating mechanism.

The screw thread opposite direction of two second screw rods 12, actuating mechanism includes

first screw rod

5, 5 outer wall screw threads of first screw rod are respectively in the transmission of two gear 7 meshing, the left end of first screw rod 5 is rotated and is pegged graft on 1 inner wall of box, 5 right-hand members of first screw rod pass 1 outer wall of box and be fixed with turning block 3, hexagonal groove 2 has been seted up on the turning block 3, joint groove has all been opened to

roof

6 and 8 one side outer wall both sides of bottom plate, and the joint inslot all is fixed with rubber support 9.

The working principle of the embodiment is as follows: the turning block 3 can drive first screw rod 5 and rotate under the rotation of outer hexagonal spanner, first screw rod 5 drives two gears 7 and sleeve pipe 4 and rotates the work, sleeve pipe 4 rotates on second screw rod 12 and carries out the up-and-down motion, the lift work of roof 6 in the realization device, and then the convenience that the improvement device risees to support and shrink dismantlement work, spacing pipe 11 can play spacing guard action to second screw rod 12, improve the bulk joint strength of second screw rod 12.

Example 2

Referring to fig. 3, the present embodiment of a bridge support for bridge engineering differs from embodiment 1 in that a plurality of sets of hemispherical protrusions 14 distributed equidistantly are disposed on an outer wall of one side of a rubber support 9, a plurality of protruding ridges 13 distributed equidistantly are fixed on an outer wall of a bottom of a support plate 10, and an end surface of each protruding ridge 13 is in the shape of an inverted triangle or an inverted isosceles trapezoid.

The working principle of the embodiment is as follows: the protruding 14 coefficient of friction that can increase between rubber support 9 and bridge bottom and the pier top of hemisphere, bead 13 can increase the spacing intensity between backup pad 10 and the pier in addition, prevents that the device from taking place to rock after supporting work, improves the whole stability that supports work of device.

In the description of this patent, it is to be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the patent and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In this patent, unless expressly stated or limited otherwise, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, or they may be connected internally or in an interactive relationship with each other, and unless otherwise specifically limited, the specific meaning of the above terms in this patent will be understood by those skilled in the art according to the specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a bridge beam supports for bridge engineering, includes box (1), its characterized in that, box (1) top outer wall and bottom outer wall are fixed with roof (6) and bottom plate (8) respectively, and fixed grafting has two symmetric distribution's spacing pipe (11) on box (1) bottom and bottom plate (8), and all pegged graft in two spacing pipe (11) has second screw rod (12), and two second screw rod (12) bottom mounting have same backup pad (10), two sleeve pipe (4) have been cup jointed to the equal screw thread in second screw rod (12) top, and sleeve pipe (4) top cup joints and is fixed with the bearing, and the rotation outer lane scarf joint of bearing is fixed on box (1) top inner wall, two be fixed with gear (7) of the same specification on sleeve pipe (4) circumference outer wall, and two gear (7) transmissions are connected with same actuating mechanism.

2. Bridge support for bridge work according to claim 1, characterized in that the two second threaded bars (12) have opposite threading directions.

3. The bridge bearing for the bridge engineering according to claim 1, wherein the driving mechanism comprises a first screw (5), threads on the outer wall of the first screw (5) are respectively engaged with two gears (7) for transmission, the left end of the first screw (5) is rotatably inserted into the inner wall of the box body (1), the right end of the first screw (5) penetrates through the outer wall of the box body (1) and is fixedly provided with a rotating block (3), and the rotating block (3) is provided with a hexagonal groove (2).

4. The bridge bearing for bridge engineering according to claim 1, wherein clamping grooves are formed in both sides of the outer wall of one side of the top plate (6) and the outer wall of one side of the bottom plate (8), and rubber bearings (9) are fixed in the clamping grooves.

5. The bridge support for bridge engineering according to claim 4, wherein the outer wall of one side of the rubber support (9) is provided with a plurality of groups of hemispherical protrusions (14) distributed at equal intervals, and the outer wall of the bottom of the support plate (10) is fixed with a plurality of convex ribs (13) distributed at equal intervals.

6. A bridge support for bridge work according to claim 5, wherein the end faces of said ribs (13) are shaped as inverted triangles or isosceles trapezoids.