CN219450470U

CN219450470U - Limiting device suitable for bridge jacking

Info

Publication number: CN219450470U
Application number: CN202320774325.XU
Authority: CN
Inventors: 张琳
Original assignee: Jiangxi College of Construction
Current assignee: Jiangxi College of Construction
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-08-01
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses a limiting device suitable for bridge jacking, which comprises a limiting transverse lapping frame, an upright post and a moving plate, wherein the limiting transverse lapping frame is fixedly connected to the surface of the moving plate, the moving plate is connected to the inner wall of the upright post in a sliding manner, and a height adjusting mechanism is connected between the upright post and the moving plate; the height adjusting mechanism comprises a limiting jack, a sliding groove, an inserting block and a limiting inserting rod, wherein the limiting jack is arranged on the side edge of the upright post in a penetrating mode. According to the utility model, the height adjusting mechanism is arranged, when the height of the limiting transverse frame is unsuitable, the plug-in block can be moved, so that the plug-in block drives the limiting plug-in rod to move, the limiting plug-in rod moves out of the limiting jack, then the hexagon socket screw is loosened, the end part of the hexagon socket screw is separated from the threaded hole, the up-and-down position adjustment of the limiting transverse frame can be achieved, the final height adjusting purpose is achieved, and the trouble caused by digging or filling an object is avoided.

Description

Limiting device suitable for bridge jacking

Technical Field

The utility model relates to the technical field related to bridge engineering, in particular to a limiting device suitable for bridge jacking.

Background

Bridge is a structure which is generally erected on rivers, lakes and seas and can smoothly pass vehicles, pedestrians and the like; according to the standard requirement of bridge lifting, after the lifting is completed, a jack is used for lifting the girder, the steel plate or the cushion block is gradually removed, and the girder plate is synchronously and secondarily slowly fallen back to the limiting device; in order to make the limit device more firm, the limit device is welded and fixed in advance at present, so that if the limit device is unsuitable in height during use, an object is required to be placed on the lower end of the limit device or a pit is dug to be lowered, the workload is greatly increased by such operation, and the limit device is inconvenient to use.

Disclosure of Invention

The utility model aims to provide a limiting device suitable for bridge jacking so as to solve the problems of the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: the limiting device suitable for the bridge jacking comprises a limiting transverse lapping frame, an upright post and a moving plate, wherein the limiting transverse lapping frame is fixedly connected to the surface of the moving plate, the moving plate is slidably connected to the inner wall of the upright post, and a height adjusting mechanism is connected between the upright post and the moving plate; the height adjusting mechanism comprises a limiting jack, a sliding groove, an inserting block and a limiting inserting rod, wherein the limiting jack is communicated with the side edge of the upright post, the sliding groove is formed in the surface of the moving plate, the inserting block is slidably connected to the inner wall of the sliding groove, and the limiting inserting rod is fixedly connected to one end surface of the inserting block.

Further, the height adjusting mechanism further comprises a partition plate, a transverse fixing rod and a spring, wherein the partition plate is fixedly connected to the inner wall of the sliding groove, the transverse fixing rod is fixedly connected to the side edge of the partition plate, and the spring is sleeved on the periphery of the transverse fixing rod.

Further, a guide sliding through groove is formed in the upper end surface of the moving plate, a guide sliding block is fixedly connected to the upper end surface of the plug-in block, and the guide sliding block is connected to the inner wall of the guide sliding through groove in a sliding manner; and a triangular reinforcing frame is fixedly connected between the limiting transverse lapping frame and the moving plate.

Further, the screw hole has been seted up to the inner wall of stand, the upper end surface fixedly connected with installation piece of movable plate, the surface threaded connection of installation piece has the hexagon socket head cap screw, and the tip threaded connection of hexagon socket head cap screw is at the inner wall of screw hole.

Further, one end of the spring is fixedly connected to the side edge of the partition board, and the other end of the spring is fixedly connected to one end surface of the plug-in block.

Further, one end of the limiting inserted rod penetrates through the end wall of the sliding groove and is inserted into the inner wall of the limiting insertion hole, and the inner diameter of the limiting insertion hole is matched with the outer diameter of the limiting inserted rod.

Compared with the prior art, the utility model has the following beneficial effects:

this stop device suitable for bridge jacking through setting up high adjustment mechanism, can pass through the removal grafting piece when the high inappropriateness of spacing transverse frame to let the grafting piece drive spacing inserted bar and remove, let spacing inserted bar shift out from spacing jack, turn on the hexagon socket head cap screw afterwards, let the tip of hexagon socket head cap screw break away from the screw hole, alright reach the upper and lower position adjustment of spacing transverse frame, reach final altitude mixture control purpose, avoid digging pit or be the trouble that fills up the article and bring.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a connection structure between a limiting cross frame and a movable plate according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram illustrating the structure separation of a plug block and a movable plate according to an embodiment of the present utility model;

fig. 4 is an enlarged view of the structure a in fig. 2 according to an embodiment of the present utility model.

In the figure: 1. spacing transverse lapping frame; 2. a column; 3. a moving plate; 4. limiting jack; 5. a sliding groove; 6. a partition plate; 7. a transverse fixing rod; 8. a spring; 9. a plug block; 10. a limit inserted link; 11. a guide and slide through groove; 12. a guide block; 13. triangular reinforcing frames; 14. a threaded hole; 15. a mounting block; 16. an inner hexagon screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a stop device suitable for bridge jacking, includes spacing transverse frame 1, stand 2 and movable plate 3, spacing transverse frame 1 fixed connection is at the surface of movable plate 3, movable plate 3 sliding connection is at the inner wall of stand 2, be connected with height adjusting mechanism between stand 2 and the movable plate 3; the height adjusting mechanism comprises a limiting jack 4, a sliding groove 5, a plug-in block 9 and a limiting plug-in rod 10, wherein the limiting jack 4 is arranged on the side edge of the upright post 2 in a penetrating mode, the sliding groove 5 is arranged on the surface of the moving plate 3, the plug-in block 9 is connected with the inner wall of the sliding groove 5 in a sliding mode, and the limiting plug-in rod 10 is fixedly connected with one end surface of the plug-in block 9.

Specifically, the height adjusting mechanism further comprises a partition plate 6, a transverse fixing rod 7 and a spring 8, wherein the partition plate 6 is fixedly connected to the inner wall of the sliding groove 5, the transverse fixing rod 7 is fixedly connected to the side edge of the partition plate 6, and the spring 8 is sleeved on the periphery of the transverse fixing rod 7.

In this embodiment, through setting up horizontal solid pole 7 and spring 8 for grafting piece 9 can be better under the condition of atress and horizontal solid pole 7 is being cooperated and reset under the rebound effort of spring 8, thereby let spacing inserted bar 10 reset and insert the inner wall of establishing spacing jack 4, accomplish spacing purpose.

Specifically, the upper end surface of the moving plate 3 is provided with a sliding guide groove 11, the upper end surface of the plug-in block 9 is fixedly connected with a sliding guide block 12, and the sliding guide block 12 is in sliding connection with the inner wall of the sliding guide groove 11; and a triangular reinforcing frame 13 is fixedly connected between the limiting transverse lapping frame 1 and the moving plate 3.

In this embodiment, by providing the sliding guide groove 11 and the sliding guide block 12, the plugging block 9 can have better guiding performance and better stability when moving.

Specifically, the inner wall of the upright post 2 is provided with a threaded hole 14, the upper end surface of the movable plate 3 is fixedly connected with a mounting block 15, the surface of the mounting block 15 is in threaded connection with an inner hexagon screw 16, and the end part of the inner hexagon screw 16 is in threaded connection with the inner wall of the threaded hole 14.

In this embodiment, through setting up screw hole 14, installation piece 15 and hexagon socket head cap screw 16 for the power that movable plate 3 and spacing transverse frame 1 received can be shared, avoids all being used in and leads to buckling of spacing inserted bar 10 on spacing inserted bar 10, thereby improves the safety in utilization.

Specifically, one end of the spring 8 is fixedly connected to the side edge of the partition plate 6, and the other end of the spring 8 is fixedly connected to one end surface of the plug-in block 9.

Specifically, one end of the limiting inserted rod 10 penetrates through the end wall of the sliding groove 5 and is inserted into the inner wall of the limiting insertion hole 4, and the inner diameter of the limiting insertion hole 4 is matched with the outer diameter of the limiting inserted rod 10.

The working principle of the utility model is as follows: when the whole limiting device suitable for bridge jacking is used, if the height of the limiting transverse frame 1 is not proper, the plug-in block 9 can be moved, the socket head cap screws 16 are twisted off before the limiting device is used, then the plug-in block 9 can drive the limiting plug rod 10 to move when the plug-in block 9 is moved, one end of the limiting plug rod 10 is pulled out of the inner wall of the limiting jack 4, then the movable plate 3 is not limited any more, and the upward and downward movement of the movable plate 3 can be achieved at the moment; when the height is proper, the force on the plug-in block 9 is released, the limit plug-in rod 10 is reset and inserted into the inner wall of the limit plug-in hole 4, then the inner hexagon screw 16 is tightly twisted, and one end of the inner hexagon screw 16 is in threaded connection with the inner wall of the threaded hole 14.

Finally, it should be noted that: while the basic concepts have been described above, it will be apparent to those skilled in the art that the foregoing detailed disclosure is by way of example only and is not intended to be limiting. Although not explicitly described herein, various modifications, improvements, and adaptations to the present disclosure may occur to one skilled in the art. Such modifications, improvements, and modifications are intended to be suggested within this specification, and therefore, such modifications, improvements, and modifications are intended to be included within the spirit and scope of the exemplary embodiments of the present utility model. Meanwhile, the specification uses specific words to describe the embodiments of the specification. Reference to "one embodiment," "an embodiment," and/or "some embodiments" means that a particular feature, structure, or characteristic is associated with at least one embodiment of the present description. Thus, it should be emphasized and should be appreciated that two or more references to "an embodiment" or "one embodiment" or "an alternative embodiment" in various positions in this specification are not necessarily referring to the same embodiment. Furthermore, certain features, structures, or characteristics of one or more embodiments of the present description may be combined as suitable. Furthermore, the order in which the elements and sequences are processed, the use of numerical letters, or other designations in the description are not intended to limit the order in which the processes and methods of the description are performed unless explicitly recited in the claims.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Stop device suitable for bridge jacking, including spacing transverse frame (1), stand (2) and movable plate (3), spacing transverse frame (1) fixed connection is at the surface of movable plate (3), movable plate (3) sliding connection is at the inner wall of stand (2), its characterized in that: a height adjusting mechanism is connected between the upright post (2) and the movable plate (3); the height adjusting mechanism comprises a limiting jack (4), a sliding groove (5), a plug-in block (9) and a limiting plug-in rod (10), wherein the limiting jack (4) is communicated with the side edge of the upright post (2), the sliding groove (5) is formed in the surface of the moving plate (3), the plug-in block (9) is slidably connected with the inner wall of the sliding groove (5), and the limiting plug-in rod (10) is fixedly connected with the surface of one end of the plug-in block (9).

2. The limit device for bridge jacking according to claim 1, wherein: the height adjusting mechanism further comprises a partition plate (6), a transverse fixing rod (7) and a spring (8), wherein the partition plate (6) is fixedly connected to the inner wall of the sliding groove (5), the transverse fixing rod (7) is fixedly connected to the side edge of the partition plate (6), and the spring (8) is sleeved on the periphery of the transverse fixing rod (7).

3. The limit device for bridge jacking according to claim 1, wherein: the upper end surface of the moving plate (3) is provided with a guide sliding through groove (11), the upper end surface of the plug-in block (9) is fixedly connected with a guide sliding block (12), and the guide sliding block (12) is in sliding connection with the inner wall of the guide sliding through groove (11); and a triangular reinforcing frame (13) is fixedly connected between the limiting transverse lapping frame (1) and the movable plate (3).

4. The limit device for bridge jacking according to claim 1, wherein: screw holes (14) are formed in the inner wall of the upright post (2), a mounting block (15) is fixedly connected to the upper end surface of the movable plate (3), an inner hexagon screw (16) is connected to the surface of the mounting block (15) in a threaded mode, and the end portions of the inner hexagon screw (16) are connected to the inner wall of the screw holes (14) in a threaded mode.

5. The limit device for bridge jacking according to claim 2, wherein: one end of the spring (8) is fixedly connected to the side edge of the partition plate (6), and the other end of the spring (8) is fixedly connected to one end surface of the plug-in block (9).

6. The limit device for bridge jacking according to claim 1, wherein: one end of the limiting inserted rod (10) penetrates through the end wall of the sliding groove (5) and is inserted into the inner wall of the limiting insertion hole (4), and the inner diameter of the limiting insertion hole (4) is matched with the outer diameter of the limiting inserted rod (10).