Pushing device for arch bridge steel beam structure construction

Abstract

The utility model relates to the technical field of arch bridge steel beams, and discloses a pushing device for arch bridge steel beam structure construction, which comprises a mounting box, a first oil cylinder and a first connecting block, the first oil cylinder is mounted on the right side in the mounting box, the first connecting block is mounted on the left side of the first oil cylinder, and balls are mounted on two sides below the first connecting block. A fixing groove is formed below the balls, the fixing groove is formed in the inner side of the mounting box, a sliding device is installed on the inner side of the first connecting block, the sliding device comprises a push plate, an automatic telescopic rod and a second connecting block, second oil cylinders are installed on the two sides of the interior of the first connecting block, and the push plate is installed above the multiple second oil cylinders; an automatic telescopic rod is installed on the inner side of the push plate, and a second connecting block is installed on the right side of the automatic telescopic rod. According to the utility model, the arch bridge steel beam is prevented from deviating during movement, and the working quality of the device is improved.

Description

Technical Field

[0001] The present utility model relates to the technical field of arch bridge steel girders, and specifically relates to a jacking device for the construction of an arch bridge steel girder structure. Background Technique

[0002] The jacking method of construction refers to a construction method in the construction of bridges and the like, where the beam body is cast or assembled section by section on the embankment behind the abutment, and is longitudinally jacked by a jacking device, so that the beam body is in place through the temporary sliding devices at the top of each pier. The jacking device is a device used to jack the beam body and the like. An arch bridge refers to a bridge with an arch as the main load-bearing member in the vertical plane. In the construction operation of an arch bridge steel girder structure, a jacking device is required to jack up and push forward the steel girder so that the steel girder can be in place through the temporary sliding devices at the top of each pier.

[0003] After retrieval, the Chinese patent authorization announcement number is CN 217651633 U, and the announcement date is October 25, 2022. It discloses a jacking device for the construction of an arch bridge steel girder structure. It is proposed in the text that "an installation box, one side of the inner wall of the installation box is fixedly connected with a first oil cylinder, the output end of the first oil cylinder is fixedly connected with a moving seat, and a first limiting mechanism is symmetrically and fixedly connected between one side of the moving seat and the inner wall of the installation box." During the movement or jacking process of the device, since the device does not block the two sides of the arch bridge steel girder, skewing will occur, affecting the working quality of the device. In view of this, in response to the above problems, in-depth research has led to the generation of this case. Content of the Utility Model

[0004] The purpose of the present utility model is to provide a jacking device for the construction of an arch bridge steel girder structure to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the present utility model provides the following technical solution: A jacking device for the construction of an arch bridge steel girder structure, including an installation box, a first oil cylinder and a first connection block. The first oil cylinder is installed on the right side inside the installation box, the first connection block is installed on the left side of the first oil cylinder, balls are installed on both sides below the first connection block, a fixed groove is provided below the balls, the fixed groove is provided on the inner side of the installation box, and a sliding device is installed on the inner side of the first connection block;

[0006] The sliding device includes a push plate, an automatic telescopic rod and a second connection block. Second oil cylinders are installed on both sides inside the first connection block, the push plate is installed above the plurality of second oil cylinders, the automatic telescopic rod is installed on the inner side of the push plate, the second connection block is installed on the right side of the automatic telescopic rod, a connecting plate is installed above the second connection block, the connecting plate passes through a sliding groove and is connected to a pressing plate, and the left side of the connecting plate is arranged inside a groove, and the groove is arranged on the inner side of the push plate.

[0007] Preferably, the mounting box and the first oil cylinder are fixedly connected, and the first oil cylinder and the first connecting block are arranged perpendicular to each other.

[0008] Preferably, the ball is slidably connected to the fixed groove, and the fixed groove is integrally provided with the mounting box.

[0009] Preferably, the first connecting block and the second oil cylinder are fixedly connected, and the second oil cylinder and the push plate are arranged perpendicular to each other.

[0010] Preferably, the push plate is L-shaped.

[0011] Preferably, the push plate is integrally provided with the sliding groove and the groove.

[0012] Preferably, the connecting plate is slidably connected to the sliding groove, and the left-side grooves of the connecting plate are correspondingly arranged.

[0013] Preferably, the connecting plate is fixedly connected to the extrusion plate and the second connecting block, and the second connecting block is slidably connected to the push plate.

[0014] Preferably, the upper part of the push plate, the upper part of the extrusion plate and the upper part of the mounting box are on the same horizontal line.

[0015] Preferably, the extrusion plate and the push plate are correspondingly arranged.

[0016] Compared with the prior art, the beneficial effects of the present utility model are:

[0017] By providing a push plate, an automatic telescopic rod and a second connecting block, starting the automatic telescopic rod drives the connecting plate connected to the second connecting block to slide inside the sliding groove, and the connecting plate drives the extrusion plate to slide, so that the connecting plate clamps and fixes the arch bridge steel beam between the push plate and the extrusion plate, preventing the arch bridge steel beam from shifting during movement, improving the working quality of the device, and then starting the second oil cylinder to jack up the arch bridge steel beam above the push plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are some embodiments of the present application. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings. In all the drawings, similar elements or parts are generally denoted by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to actual scale.

[0019] Figure 1 It is a front-view sectional structure schematic diagram of the present utility model;

[0020] Figure 2 This is the front elevation sectional structure diagram of the sliding device of the present utility model;

[0021] Figure 3 This is the front elevation sectional structure diagram of the sliding device in use of the present utility model;

[0022] Figure 4 This is the top view sectional structure diagram of the sliding device of the present utility model.

[0023] In the figure: 1, mounting box; 2, first oil cylinder; 3, first connecting block; 4, ball; 5, fixing groove; 6, sliding device; 601, push plate; 602, automatic telescopic rod; 603, second connecting block; 604, connecting plate; 605, sliding groove; 606, pressing plate; 607, groove; 608, second oil cylinder. Specific embodiments

[0024] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0025] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "provided with", "connection", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0027] Please refer to Figures 1-4, this utility model provides a technical solution for a jacking device used in the construction of an arch bridge steel beam structure: A jacking device for the construction of an arch bridge steel beam structure includes an installation box 1, a first oil cylinder 2, and a first connection block 3. A first oil cylinder 2 is installed on the right side inside the installation box 1, a first connection block 3 is installed on the left side of the first oil cylinder 2, two sides below the first connection block 3 are installed with balls 4, and a fixed groove 5 is provided below the balls 4. The fixed groove 5 is provided inside the installation box 1, and a sliding device 6 is installed inside the first connection block 3;

[0028] The sliding device 6 includes a push plate 601, an automatic telescopic rod 602, and a second connection block 603. Two sides inside the first connection block 3 are installed with second oil cylinders 608. Above multiple second oil cylinders 608 is installed a push plate 601. Inside the push plate 601 is installed an automatic telescopic rod 602. On the right side of the automatic telescopic rod 602 is installed a second connection block 603. Above the second connection block 603 is installed a connecting plate 604. The connecting plate 604 passes through a sliding groove 605 and is connected to a pressing plate 606. The left side of the connecting plate 604 is arranged inside a groove 607. The groove 607 is arranged inside the push plate 601.

[0029] During use, start the automatic telescopic rod 602 to drive the connecting plate 604 connected to the second connection block 603 to slide inside the sliding groove 605. The connecting plate 604 drives the pressing plate 606 to slide, so as to clamp and fix the arch bridge steel beam between the push plate 601 and the pressing plate 606, prevent the arch bridge steel beam from shifting during movement, improve the working quality of the device, and then start the second oil cylinder 608 to drive the arch bridge steel beam above the push plate 601 to be jacked up.

[0030] The installation box 1 and the first oil cylinder 2 are fixedly connected, and the first oil cylinder 2 and the first connection block 3 are arranged perpendicular to each other.

[0031] The balls 4 and the fixed groove 5 are slidably connected, and the fixed groove 5 and the installation box 1 are integrally arranged.

[0032] The first connection block 3 and the second oil cylinders 608 are fixedly connected, and the second oil cylinders 608 and the push plate 601 are arranged perpendicular to each other.

[0033] The push plate 601 is L-shaped.

[0034] The push plate 601 is integrally arranged with both the sliding groove 605 and the groove 607.

[0035] The connecting plate 604 and the sliding groove 605 are slidably connected, and the left side of the connecting plate 604 and the groove 607 are correspondingly arranged.

[0036] The connecting plate 604 is fixedly connected to both the extrusion plate 606 and the second connecting block 603, and the second connecting block 603 is slidably connected to the push plate 601.

[0037] Above the push plate 601, above the extrusion plate 606, and above the installation box 1 are on the same horizontal line.

[0038] The extrusion plate 606 and the push plate 601 are correspondingly arranged.

[0039] Working principle:

[0040] First, start the sliding device 6 to clamp and fix the arch bridge steel beam, and jack up the arch bridge steel beam through the sliding device 6. Then, start the first oil cylinder 2 to drive the first connecting block 3 to slide to the left. The first connecting block 3 drives the ball 4 to slide inside the fixed groove 5 to move the arch bridge steel beam.

[0041] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A jacking device for the construction of an arch bridge steel beam structure, comprising an installation box (1), a first oil cylinder (2) and a first connecting block (3), characterized in that: On the right side inside the installation box (1), a first oil cylinder (2) is installed. On the left side of the first oil cylinder (2), a first connecting block (3) is installed. On both sides below the first connecting block (3), balls (4) are installed. Below the balls (4), there is a fixed groove (5), and the fixed groove (5) is arranged inside the installation box (1). Inside the first connecting block (3), a sliding device (6) is installed; The sliding device (6) includes a push plate (601), an automatic telescopic rod (602), and a second connecting block (603). On both sides inside the first connecting block (3), second oil cylinders (608) are installed. Above the multiple second oil cylinders (608), a push plate (601) is installed. Inside the push plate (601), an automatic telescopic rod (602) is installed. On the right side of the automatic telescopic rod (602), a second connecting block (603) is installed. Above the second connecting block (603), a connecting plate (604) is installed. The connecting plate (604) passes through a chute (605) and is connected to an extrusion plate (606). The left side of the connecting plate (604) is arranged inside a groove (607), and the groove (607) is arranged inside the push plate (601).

2. The jacking device for the construction of an arch bridge steel beam structure according to claim 1, characterized in that: The installation box (1) and the first oil cylinder (2) are fixedly connected, and the first oil cylinder (2) and the first connecting block (3) are arranged perpendicular to each other.

3. The jacking device for the construction of an arch bridge steel beam structure according to claim 2, characterized in that: The balls (4) and the fixed groove (5) are slidably connected, and the fixed groove (5) and the installation box (1) are integrally arranged.

4. The jacking device for the construction of an arch bridge steel beam structure according to claim 3, characterized in that: The first connecting block (3) and the second oil cylinders (608) are fixedly connected, and the second oil cylinders (608) and the push plate (601) are arranged perpendicular to each other.

5. The jacking device for the construction of an arch bridge steel beam structure according to claim 4, characterized in that: The push plate (601) is L-shaped.

6. The jacking device for the construction of an arch bridge steel beam structure according to claim 5, characterized in that: The push plate (601) is integrally arranged with both the chute (605) and the groove (607).

7. The jacking device for the construction of an arch bridge steel beam structure according to claim 6, characterized in that: The connecting plate (604) and the chute (605) are slidably connected, and the left side of the connecting plate (604) and the groove (607) are correspondingly arranged.

8. The jacking device for the construction of an arch bridge steel beam structure according to claim 7, characterized in that: The connecting plate (604) is fixedly connected to both the extrusion plate (606) and the second connecting block (603), and the second connecting block (603) and the push plate (601) are slidably connected.

9. A jacking device for the construction of an arch bridge steel beam structure according to claim 8, characterized in that: The upper sides of the push plate (601), the extrusion plate (606), and the installation box (1) are on the same horizontal line.

10. The jacking device for the construction of an arch bridge steel beam structure according to claim 9, characterized in that: The extrusion plate (606) and the push plate (601) are correspondingly arranged.

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