Tensioning jack supporting device

Abstract

The utility model discloses a tensioning jack supporting device, which belongs to the technical field of engineering construction, and comprises a support column, and one side of the support column close to the lower part is rotatably connected with a jack bracket; when the tensioning jack is used, the adjusting screw rod is driven by the handle to rotate, so that the lifting frame moves downwards, the lifting frame drives the jack support and the supporting legs to be unfolded through the transmission rod, the supporting legs and the supporting columns form a triangular supporting area, and the stability of the supporting device is improved through the balancing weight. According to the tensioning jack supporting device, the tensioning jack is hoisted through the jack support corresponding to the tensioning jack, then the tensioning jack is supported, after using is completed, the handle is rotated reversely, the jack support and the supporting legs can be driven to be erected and attached to the supporting column, and through the tensioning jack supporting device, the tensioning jack can be stably supported, and after using is completed, the tensioning jack can be supported conveniently. And the supporting device can be folded into a column, so that the portability of the tensioning jack supporting device is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering construction, in particular to a tensioning jack supporting device. Background Art

[0002] The tensioning jack is a special jack used for tensioning prestressed tendons such as steel hinge wires. When the tensioning jack is used, a tensioning jack support device is required.

[0003] The current tensioning jack support device, for example, a tensioning jack support device proposed in publication number: CN220519974U, the tensioning jack support device designed by the utility model supports the suspension beam away from the ground through a support body in an isosceles triangle structure, one end of the suspension beam forms a cantilever section, after the sports car slides to the cantilever section, the tensioning jack is hoisted by a jack at the lower part of the sports car, and the other end of the suspension beam is connected to the ground through a tensioner, so that the support device adjusts the balance of the support body through the tensioner, the support device has a small operating area, the suspension beam is an I-beam, and the bracket is welded by round steel and steel bars, which is easy to obtain, has a simple structure, and has a low manufacturing cost. The jack and the tensioner are hand winches, and the balance is adjusted by the hand winches, which is easy to use.

[0004] Although the existing tensioning jack support device can support the tensioning jack when in use, it is found during use that in order to provide stable support, the tensioning jack support device occupies a large area, resulting in poor portability. When the device is in use, it needs to be moved frequently, making the tensioning jack support device inconvenient to use. Therefore, we propose a tensioning jack support device to solve the problem raised. Utility Model Content

[0005] The purpose of the utility model is to provide a tensioning jack support device, which can not only stably support the tensioning jack through the tensioning jack support device, but also can fold the support device into a column after use, thereby effectively improving the portability of the tensioning jack support device.

[0006] To achieve the above purpose, the utility model provides the following technical solutions: a tension jack support device, comprising a pillar, the pillar is rotatably connected to a jack bracket on one side close to the bottom, and the pillar is rotatably connected to a leg on the bottom of the side away from the jack bracket, wherein:

[0007] The pillar is rotatably connected with the jack bracket and the leg through a rotating bracket, the outer side of the pillar corresponding to the jack bracket and the upper side of the leg is vertically slidably connected with a lifting frame, and the top of the jack bracket and the leg near the pillar is rotatably connected with a transmission rod;

[0008] The top end of the transmission rod is rotatably connected to the corresponding lifting frame, an adjusting screw is passed through and threadedly connected to the middle of the lifting frame, the adjusting screw is rotatably connected to the pillar, a handle is fixedly connected to the top end of the adjusting screw, and a counterweight is placed on the top of the leg away from the pillar.

[0009] Preferably, the pillar is in the shape of a triangular prism.

[0010] Preferably, a guide groove is formed on a side of the pillar close to the lifting frame, and a guide block is fixedly connected to a side of the lifting frame corresponding to the guide groove.

[0011] Preferably, the lifting frame forms a transmission structure through a transmission rod and corresponding jack brackets and legs.

[0012] Preferably, a slide groove is provided at the bottom of the jack bracket away from the pillar, a slider is arranged in the slide groove, a motor is installed at the end of the jack bracket, a screw rod threadedly connected to the slider passes through the slide groove, the screw rod is fixedly connected to the shaft end of the motor, a support is fixedly connected to the bottom of the slider, an electric hoist is installed at the bottom of the support, a lifting rope is installed at the bottom of the electric hoist, and a hook is fixedly connected to the bottom end of the lifting rope.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model, when the tension jack is in use, the handle is used to drive the adjusting screw to rotate, so that the adjusting screw is driven to move downward through the threaded connection formed with the lifting frame, so that the lifting frame drives the jack bracket and the legs to unfold through the transmission rod, so that the legs and the pillars form a triangular supporting area, and the stability of the supporting device is improved by the counterweight block, and the tension jack is hoisted by the jack bracket corresponding to the tension jack, and then the tension jack is supported. After use, the handle is rotated in the opposite direction, which can drive the jack bracket and the legs to stand up and close to the pillar. Through the tension jack support device, not only can the tension jack be stably supported, but also the support device can be folded into a column after use, which effectively improves the portability of the tension jack support device.

[0015] 2. In the utility model, the tensioning jack is hung on a hook, and the tensioning jack is conveniently raised and lowered by retracting and releasing the lifting rope through an electric hoist. The lead screw is driven to rotate by a motor, and then the tensioning jack is driven to move horizontally through a slider and a support. Through the hoisting structure of the tensioning jack, the position of the tensioning jack is conveniently controlled, and the tensioning jack is conveniently put on the steel bar. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2This is a schematic diagram of the top view structure of the utility model;

[0018] Figure 3 For this utility model Figure 1 Schematic diagram of the local enlarged structure at point A in the middle.

[0019] In the figure: 1. support; 2. jack bracket; 3. support leg; 4. rotating bracket; 5. lifting frame; 6. guide groove; 7. guide block; 8. transmission rod; 9. adjusting screw; 10. handle; 11. counterweight; 12. slide groove; 13. slider; 14. motor; 15. screw; 16. support; 17. electric hoist; 18. lifting rope; 19. lifting hook. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example:

[0022] See also Figures 1 to 3 The utility model provides a technical solution: a tension jack support device, comprising a pillar 1, a jack bracket 2 is rotatably connected to the side of the pillar 1 close to the bottom, and a leg 3 is rotatably connected to the bottom of the side of the pillar 1 away from the jack bracket 2, wherein:

[0023] The support 1 is rotatably connected with the jack support 2 and the leg 3 through the rotating bracket 4. The outer side of the support 1 corresponding to the jack support 2 and the leg 3 is vertically slidably connected with the lifting frame 5. The top of the jack support 2 and the leg 3 near the support 1 is rotatably connected with the transmission rod 8.

[0024] The top of the transmission rod 8 is rotatably connected to the corresponding lifting frame 5, an adjusting screw 9 is passed through and threadedly connected to the middle of the lifting frame 5, the adjusting screw 9 is rotatably connected to the support 1, a handle 10 is fixedly connected to the top of the adjusting screw 9, and a counterweight 11 is placed on the top of the leg 3 away from the support 1;

[0025] When the tension jack is in use, the handle 10 is used to drive the adjusting screw 9 to rotate, so that the adjusting screw 9 is driven to move downward through the threaded connection formed with the lifting frame 5, so that the lifting frame 5 drives the jack bracket 2 and the leg 3 to unfold through the transmission rod 8, so that the leg 3 and the pillar 1 form a triangular supporting area, and the stability of the supporting device is improved by the counterweight block 11. The tension jack is hoisted by the jack bracket 2 to support the tension jack. After use, the handle 10 is rotated in the opposite direction to drive the jack bracket 2 and the leg 3 to stand upright and close to the pillar 1. Through the tension jack support device, not only can the tension jack be stably supported, but also the support device can be folded into a column after use, which effectively improves the portability of the tension jack support device.

[0026] See also Figures 1 to 3 The pillar 1 is in the shape of a triangular prism. A guide groove 6 is provided on one side of the pillar 1 close to the lifting frame 5. A guide block 7 is fixedly connected to one side of the lifting frame 5 corresponding to the guide groove 6. When the lifting frame 5 is lifted or lowered, the lifting frame 5 drives the guide block 7 to move in the guide groove 6. The lifting of the lifting frame 5 is guided by the guide structure formed by the guide groove 6 and the guide block 7 to avoid deviation of the lifting of the lifting frame 5. The lifting frame 5 forms a transmission structure with the corresponding jack bracket 2 and the support leg 3 through the transmission rod 8.

[0027] See also Figures 1 to 3 A slide groove 12 is provided at the bottom of the jack bracket 2 away from the pillar 1, and a slider 13 is arranged in the slide groove 12. A motor 14 is installed at the end of the jack bracket 2. A screw rod 15 threadedly connected to the slider 13 runs through the slide groove 12, and the screw rod 15 is fixedly connected to the shaft end of the motor 14. A support 16 is fixedly connected to the bottom of the slider 13, and an electric hoist 17 is installed at the bottom of the support 16. A lifting rope 18 is installed at the bottom of the electric hoist 17, and a hook 19 is fixedly connected to the bottom end of the lifting rope 18. The tensioning jack is hung on the hook 19, and the lifting rope 18 is retracted and released by the electric hoist 17, so that the tensioning jack can be lifted and lowered conveniently. The screw rod 15 is driven to rotate by the motor 14, and then the tensioning jack is driven to move horizontally through the slider 13 and the support 16. Through the lifting structure of the tensioning jack, it is convenient to control the position of the tensioning jack and to put the tensioning jack on the steel bar.

[0028] Working principle: When the tension jack is used, the handle 10 is used to drive the adjusting screw 9 to rotate, so that the adjusting screw 9 is driven to move downward through the threaded connection formed with the lifting frame 5, so that the lifting frame 5 drives the jack bracket 2 and the leg 3 to unfold through the transmission rod 8, so that the leg 3 and the pillar 1 form a triangular support area, and the stability of the support device is improved by the counterweight block 11, and the tension jack is hoisted by the jack bracket 2 to support the tension jack. After use, the handle 10 is rotated in the opposite direction, which can drive the jack bracket 2 and the leg 3 to stand up and close to the pillar 1. Through the tension jack support device, not only can the tension jack be stably supported, but also the support device can be folded into a column after use, which effectively improves the portability of the tension jack support device.

[0029] When the lifting frame 5 is lifted or lowered, the lifting frame 5 drives the guide block 7 to move in the guide groove 6. The guide structure formed by the guide groove 6 and the guide block 7 guides the lifting of the lifting frame 5 to avoid deviation of the lifting of the lifting frame 5. The tensioning jack is suspended on the hook 19. The electric hoist 17 retracts and releases the lifting rope 18 to facilitate the lifting of the tensioning jack. The motor 14 drives the screw rod 15 to rotate, and then drives the tensioning jack to move horizontally through the slider 13 and the support 16. Through the hoisting structure of the tensioning jack, it is convenient to control the position of the tensioning jack and to put the tensioning jack on the steel bar.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tension jack support device, comprising a support column (1), characterized in that: The support column (1) is rotatably connected to a jack bracket (2) at one side close to the bottom, and the support column (1) is rotatably connected to a leg (3) at the bottom of the side away from the jack bracket (2), wherein: The support (1) is rotatably connected to the jack support (2) and the support leg (3) via a rotating bracket (4); the outer sides of the support (1) corresponding to the jack support (2) and the support leg (3) are vertically slidably connected to a lifting frame (5); the tops of the jack support (2) and the support leg (3) near the support (1) are rotatably connected to a transmission rod (8); The top end of the transmission rod (8) is rotatably connected to the corresponding lifting frame (5); an adjusting screw (9) passes through the middle of the lifting frame (5) and is threadedly connected; the adjusting screw (9) is rotatably connected to the support column (1); a handle (10) is fixedly connected to the top end of the adjusting screw (9); and a counterweight (11) is placed at the top of the support leg (3) away from the support column (1).

2. The tensioning jack support device according to claim 1, characterized in that: The support column (1) is in the shape of a triangular prism.

3. The tensioning jack support device according to claim 1, characterized in that: A guide groove (6) is provided on a side of the support (1) close to the lifting frame (5), and a guide block (7) is fixedly connected to a side of the lifting frame (5) corresponding to the guide groove (6).

4. The tensioning jack support device according to claim 1, characterized in that: The lifting frame (5) forms a transmission structure with the corresponding jack bracket (2) and the supporting leg (3) through a transmission rod (8).

5. The tensioning jack support device according to claim 1, characterized in that: The bottom of the jack bracket (2) away from the pillar (1) is provided with a slide groove (12), a slider (13) is arranged in the slide groove (12), a motor (14) is installed at the end of the jack bracket (2), a screw rod (15) threadedly connected to the slider (13) passes through the slide groove (12), the screw rod (15) is fixedly connected to the shaft end of the motor (14), a support (16) is fixedly connected to the bottom of the slider (13), an electric hoist (17) is installed at the bottom of the support (16), a lifting rope (18) is installed at the bottom of the electric hoist (17), and a lifting hook (19) is fixedly connected to the bottom of the lifting rope (18).

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