CN224076913U - Bracket for hoisting precast beam and hoisting device - Google Patents
Bracket for hoisting precast beam and hoisting deviceInfo
- Publication number
- CN224076913U CN224076913U CN202520835232.2U CN202520835232U CN224076913U CN 224076913 U CN224076913 U CN 224076913U CN 202520835232 U CN202520835232 U CN 202520835232U CN 224076913 U CN224076913 U CN 224076913U
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- CN
- China
- Prior art keywords
- screw
- bracket
- hoisting
- bracket body
- precast beam
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Abstract
本实用新型涉及桥梁施工技术领域，提供了一种用于预制梁吊装的牛腿及吊装装置，牛腿包括牛腿本体，还包括支撑框，支撑框设置在牛腿本体端部，牛腿本体底部沿垂直预制梁长度方向设置螺杆滑道，螺杆滑道内滑动设有螺杆，螺杆依次穿过支撑框与预制梁设置，螺杆靠近支撑框的一端部设置与螺杆螺纹连接的螺母，牛腿本体顶部设置吊装耳板。吊装装置，包括上述任一项所述的用于预制梁吊装的牛腿，牛腿关于预制梁对称设置。通过设置支撑框，便于将牛腿本体与预制梁相连，实现预制梁的吊装，降低了单独吊装预制梁的操作难度，同时提高了安全系数，减轻人工的劳动强度，螺杆可以多次利用，降低成本。
This utility model relates to the field of bridge construction technology, and provides a bracket and lifting device for hoisting precast beams. The bracket includes a bracket body and a support frame. The support frame is located at the end of the bracket body. A screw track is provided at the bottom of the bracket body along the length direction perpendicular to the precast beam. A screw is slidably installed in the screw track. The screw passes through the support frame and is connected to the precast beam. A nut is provided at the end of the screw near the support frame and is threadedly connected to the screw. A lifting lug is provided at the top of the bracket body. The lifting device includes the bracket for hoisting precast beams as described above, with the brackets symmetrically arranged about the precast beam. By setting up the support frame, it is easy to connect the bracket body to the precast beam, realizing the hoisting of the precast beam, reducing the operational difficulty of hoisting the precast beam alone, improving the safety factor, reducing the labor intensity of manual labor, and allowing the screw to be reused multiple times, thus reducing costs.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a bracket for hoisting a precast beam and a hoisting device.
Background
The precast beam is prefabricated by a factory and is transported to a construction site for installation and fixation according to the position of a design requirement, and the precast concrete beam is widely used in bridge installation and construction and is mainly used for large-scale projects such as urban rail transit, expressway bridges and the like.
The precast beam hoist and mount are the key link in the prefabricated construction, in carrying out precast beam installation, use wire rope more and hoist and mount, and the operation is comparatively complicated, and the security is not high, when meetting the precast beam that structural style is comparatively special, for example "U" precast beam, wire rope uses comparatively difficultly, and the security is relatively poor simultaneously, and the operation degree of difficulty is high.
Therefore, to solve the above problems, a bracket and a hoisting device for hoisting a precast beam are provided.
Disclosure of utility model
Aiming at the defects of the prior art, the bracket and the hoisting device for hoisting the precast beam are developed, the bracket body is convenient to be connected with the precast beam, the hoisting of the precast beam is realized, the operation difficulty of hoisting the precast beam independently is reduced, the safety coefficient is improved, the labor intensity of workers is reduced, the screw can be used for multiple times, and the cost is reduced.
The bracket for hoisting the precast beam comprises a bracket body and a supporting frame, wherein the supporting frame is arranged at the end part of the bracket body, a screw slideway is arranged at the bottom of the bracket body along the length direction of the precast beam, a screw is arranged in the screw slideway in a sliding manner, the screw sequentially penetrates through the supporting frame and the precast beam, a nut in threaded connection with the screw is arranged at one end part of the screw, which is close to the supporting frame, and a hoisting lug plate is arranged at the top of the bracket body.
As an optimization, the supporting frame is higher than the bracket body in height, and the top of the supporting frame is flush with the top of the bracket body.
As optimization, the bracket support device further comprises a weight box, wherein the weight box is arranged on one side, far away from the supporting frame, of the bracket body, and the top of the weight box is flush with the top of the bracket body.
As the optimization, the bracket body is including consecutive horizontal post and terraced post, and the horizontal post cross-section is rectangle, and terraced post cross-section is right trapezoid, and the top surface parallel and level of horizontal post and terraced post, horizontal post tip link to each other with the weight box, and terraced post tip links to each other with the braced frame.
As optimization, the support frame is far away from the prefabricated roof beam of one side butt of bracket body, sets up the screw that suits with the screw rod slide on the support frame, and the screw rod passes the screw and links to each other with the prefabricated roof beam.
As optimization, one end of the screw close to the weight box is provided with a connecting column, and the section of the screw slideway is semicircular and is adapted to the connecting column.
As optimization, the lifting lug plate is arranged at the center of the top of the bracket body.
A hoisting device comprises the bracket for hoisting the precast beam, wherein the bracket is symmetrically arranged about the precast beam.
As optimization, the lifting appliance is also included, and the lifting appliance is connected with the lifting lug plate.
The effects provided in the summary of the utility model are merely effects of embodiments, not all effects of the utility model, and the above technical solution has the following advantages or beneficial effects:
1. Through setting up the carriage, be convenient for link to each other bracket body and precast beam, realize the hoist and mount of precast beam, reduced the operation degree of difficulty of hoist and mount precast beam alone, improved factor of safety simultaneously, through setting up the screw rod slide, can make the screw rod be located the screw rod slide all the time, avoid artifical handheld, alleviate artificial intensity of labour, can avoid losing of screw rod simultaneously, make the screw rod can utilize many times, reduce cost;
2. The screw slideway is used for sliding of the screw, the screw is large in mass and difficult to hold manually in the actual use process, the screw is pushed onto the screw slideway manually when the bracket is disconnected from the precast beam, the bracket is used for carrying the screw to move, and the screw is pushed to the reserved hole of the precast beam 4 from the screw slideway when the bracket is connected with the precast beam, so that the bracket is connected with the precast beam.
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.
FIG. 1 is a block diagram of the connection of brackets to a precast beam according to the present utility model;
Fig. 2 is an overall structural view of the present utility model.
In the figure, 1 to 1 bracket body, 1 to 1 weight box, 1 to 2 screw slideway, 1 to 3 lifting lug plate, 1 to 4 supporting frame, 1 to 5 screw hole, 1 to 6 connecting column, 1 to 7 horizontal column, 1 to 8 ladder stand column, 2, lifting appliance, 3, screw, 3 to 1 nut, 4, precast beam.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present utility model will be described in detail below with reference to the following detailed description and the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different structures of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and processes are omitted so as to not unnecessarily obscure the present utility model. The terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 2, a bracket and hoisting device for hoisting precast beams comprises a bracket body 1, and further comprises a supporting frame 1-4, wherein the supporting frame 1-4 is arranged at the end part of the bracket body 1, a screw slideway 1-2 is arranged at the bottom of the bracket body 1 along the length direction of the vertical precast beam 4, a screw 3 is arranged in the screw slideway 1-2 in a sliding manner, the screw 3 sequentially penetrates through the supporting frame 1-4 and the precast beam 4, a nut 3-1 in threaded connection with the screw 3 is arranged at one end part of the screw 3 close to the supporting frame 1-4, and a hoisting lug plate 1-3 is arranged at the top of the bracket body 1. One end of the screw 3 provided with the nut 3-1 is provided with a threaded cylindrical steel material and is used for realizing connection and fastening of the bracket and the precast beam 4. Through setting up and supporting frame 1-4, be convenient for link to each other bracket body 1 with precast beam 4, realize precast beam 4's hoist and mount, reduced the operation degree of difficulty of hoist and mount precast beam 4 alone, improved factor of safety simultaneously, through setting up screw rod slide 1-2, can make screw rod 3 be located screw rod slide 1-2 all the time, avoid artifical handheld, alleviate artificial intensity of labour, can avoid losing of screw rod 3 simultaneously, make screw rod 3 can multiple use, reduce cost.
In this embodiment, the supporting frame 1-4 is higher than the bracket body 1, and the top of the supporting frame 1-4 is flush with the top of the bracket body 1.
In this embodiment, the weight box 1-1 is further included, the weight box 1-1 is disposed on a side of the bracket body 1 away from the supporting frame 1-4, and the top of the weight box 1-1 is flush with the top of the bracket body 1. When the weight box 1-1 is used, concrete needs to be poured, so that the whole bracket can be self-balanced.
In this embodiment, the bracket body 1 includes a horizontal column 1-7 and a landing column 1-8 which are sequentially connected, the cross section of the horizontal column 1-7 is rectangular, the cross section of the landing column 1-8 is right trapezoid, the top surfaces of the horizontal column 1-7 and the landing column 1-8 are flush, the end part of the horizontal column 1-7 is connected with the weight box 1-1, and the end part of the landing column 1-8 is connected with the supporting frame 1-4.
One side of the supporting frame 1-4 far away from the bracket body 1 is abutted against the precast beam 4, a screw hole 1-5 which is matched with the screw slideway 1-2 is arranged on the supporting frame 1-4, and the screw 3 passes through the screw hole 1-5 to be connected with the precast beam 4. The screw slideway 1-2 is used for sliding the screw 3, the screw 3 has larger mass and is difficult to hold manually in the actual use process, the screw 3 is pushed onto the screw slideway 1-2 manually when the bracket is disconnected from the precast beam 4, the bracket moves along with the screw 3, and the screw 3 is pushed to the precast beam 4 from the screw slideway 1-2 when the bracket is required to be connected with the precast beam, so that the bracket is connected with the precast beam 4.
In the embodiment, a connecting column 1-6 is arranged at one end of a screw 3 close to a weight box 1-1, and the section of a screw slideway 1-2 is semicircular and is adaptive to the connecting column 1-6. The connecting columns 1-6 are cylindrical pedestals.
In this embodiment, the lifting ear plate 1-3 is disposed at the top center of the bracket body 1. The lifting lug plates 1-3 are used for being connected with the lifting appliance 2.
A hoisting device comprising the bracket for hoisting the precast beam according to any one of the above, wherein the bracket is symmetrically arranged about the precast beam 4.
The lifting appliance 2 is connected with the lifting lug plates 1-3.
Before the bracket is used, the lifting appliance 2 is connected with the lifting lug plate 1-3, the bracket is lifted by a winch above the lifting appliance 2, and concrete is poured into the weight box 1-1 until the bracket is self-balanced, and then the pouring of the concrete is stopped.
When the precast beam 4 is hoisted, the bracket body 1 is connected with the precast beam 4, the supporting frames 1-4 are contacted with the precast beam 4, then the screw 3 sequentially penetrates through the bracket body 1, the supporting frames 1-4 and the reserved holes on the precast beam 4, the screw is fixed by using the nuts 3-1, the bracket body 1 and the precast beam 4 are hoisted by the hoisting machine 2 and the hoisting machine above, and the precast beam 4 is installed after reaching the installation position.
After the precast beam 4 is installed, the nut 3-1 is taken down, the screw 3 is pushed out from the inner side of the box body of the precast beam 4, the screw 3 is pushed out along the screw slide way 1-2 and is left on the screw slide way 1-2, the bracket body 1 and the screw 3 are lowered to the hoisting height through the lifting appliance 2 and the winch above, the bracket body is connected with the next precast beam 4, and the operations are repeated, so that the installation of the rest precast beams 4 is completed.
While the foregoing description of the embodiments of the present utility model has been presented with reference to the drawings, it is not intended to limit the scope of the utility model, but rather, it is apparent that various modifications or variations can be made by those skilled in the art without the need for inventive work on the basis of the technical solutions of the present utility model.
Claims (9)
1. A bracket for hoisting precast beams comprises a bracket body (1) and is characterized by further comprising a supporting frame (1-4), wherein the supporting frame (1-4) is arranged at the end part of the bracket body (1), a screw slideway (1-2) is arranged at the bottom of the bracket body (1) along the length direction of the vertical precast beams (4), a screw (3) is arranged in the screw slideway (1-2) in a sliding manner, the screw (3) sequentially penetrates through the supporting frame (1-4) and the precast beams (4), a nut (3-1) in threaded connection with the screw (3) is arranged at one end part of the screw (3) close to the supporting frame (1-4), and a hoisting lug plate (1-3) is arranged at the top of the bracket body (1).
2. Bracket for hoisting precast beams according to claim 1, characterized in that the supporting frame (1-4) is higher than the bracket body (1) and the top of the supporting frame (1-4) is flush with the top of the bracket body (1).
3. The bracket for hoisting precast beams according to claim 1, further comprising a weight box (1-1), wherein the weight box (1-1) is arranged on one side of the bracket body (1) far away from the supporting frame (1-4), and the top of the weight box (1-1) is flush with the top of the bracket body (1).
4. A bracket for hoisting precast beams according to claim 3, wherein the bracket body (1) comprises a horizontal column (1-7) and a ladder stand column (1-8) which are sequentially connected, the cross section of the horizontal column (1-7) is rectangular, the cross section of the ladder stand column (1-8) is right trapezoid, the top surfaces of the horizontal column (1-7) and the ladder stand column (1-8) are flush, the end part of the horizontal column (1-7) is connected with a weight box (1-1), and the end part of the ladder stand column (1-8) is connected with a supporting frame (1-4).
5. Bracket for hoisting precast beams according to claim 1 or 2, characterized in that one side of the supporting frame (1-4) far away from the bracket body (1) is abutted against the precast beam (4), screw holes (1-5) which are matched with screw slideway (1-2) are arranged on the supporting frame (1-4), and the screw (3) passes through the screw holes (1-5) to be connected with the precast beam (4).
6. The bracket for hoisting precast beams according to claim 4, wherein the end of the screw (3) close to the weight box (1-1) is provided with a connecting column (1-6), and the section of the screw slideway (1-2) is semicircular and is matched with the connecting column (1-6).
7. Bracket for hoisting precast beams according to claim 1 or 2, characterized in that the hoisting lug plate (1-3) is arranged at the top center of the bracket body (1).
8. A hoisting device comprising a bracket for hoisting a precast beam according to any one of the preceding claims 1-7, characterized in that the bracket is symmetrically arranged with respect to the precast beam (4).
9. The lifting device according to claim 8, further comprising a lifting appliance (2), wherein the lifting appliance (2) is connected with the lifting lug plates (1-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520835232.2U CN224076913U (en) | 2025-04-29 | 2025-04-29 | Bracket for hoisting precast beam and hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520835232.2U CN224076913U (en) | 2025-04-29 | 2025-04-29 | Bracket for hoisting precast beam and hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN224076913U true CN224076913U (en) | 2026-04-03 |
Family
ID=99255897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520835232.2U Active CN224076913U (en) | 2025-04-29 | 2025-04-29 | Bracket for hoisting precast beam and hoisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN224076913U (en) |
-
2025
- 2025-04-29 CN CN202520835232.2U patent/CN224076913U/en active Active
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