T-shaped foot square table connecting structure
By designing the square table connection structure in the T-foot, using square blind holes and threaded connections, combined with the design of arc grooves and threaded holes, the existing T-foot has solved the problem of insufficient torsion resistance and achieved higher resistance Torsion capability and stability.
Patent Information
- Application Number
- CN202421108141.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-21
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-21
AI Technical Summary
When the existing T-foot is directly connected by screws, the torsion resistance is insufficient and the stability requirements of torque test and fatigue resistance test cannot be met.
A T-shaped square table connection structure was designed, using the internal square blind holes of workpiece one and workpiece three, and connected through threaded joint head and threaded holes, and the tightness is improved by using arc grooves and square blind holes. Workpiece two Tighten the four threaded holes of the workpiece to enhance connection stability.
It effectively improves the torsion resistance of the T-foot, can meet the requirements of torque test and fatigue resistance test, and improves the stability of use.
Smart Images
Figure CN222208518U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of T-shaped feet, in particular to a T-shaped foot square platform connection structure. Background Art
[0002] The T-foot is a common mechanical connection structure. In the connection of mechanical structures, the T-foot is often used to connect two perpendicular workpieces. The T-foot is used to transfer torque between the two connected workpieces, which can solve the stability of the mechanical connection in the spatial structure.
[0003] However, the existing T-shaped feet are usually welded structures or directly connected with screws. If the T-shaped feet are directly connected with screws, they only rely on the torsional resistance converted by the screw tension when the arc slot and the cylindrical surface are connected. It cannot provide sufficient torsional resistance to ensure passing the torque test and fatigue test, and the stability is poor. Utility Model Content
[0004] Therefore, the purpose of the utility model is to propose a T-shaped foot square platform connection structure to solve the problems mentioned in the background technology and overcome the shortcomings of the prior art.
[0005] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the utility model provides a T-shaped foot square platform connection structure, including workpiece one and workpiece three, wherein square blind holes are opened inside the workpiece one and workpiece three, workpiece two is fixedly connected inside the square blind hole, one end of the workpiece two is fixedly connected to workpiece three, workpiece four is arranged inside the workpiece three, and a threaded hole connected to workpiece four is opened in the middle of the square blind hole inside the workpiece one.
[0006] Preferably, any of the above schemes is that a threaded connector is provided at one end of the workpiece 1, the threaded hole is opened inside the workpiece 1, and the threaded hole is located at one side of the threaded connector.
[0007] By adopting the above technical solution, workpiece 1 can be threadedly connected to other workpieces through a threaded connector, and a certain distance is set between the threaded hole and the threaded connector to ensure the stability of mechanical transmission and avoid interference.
[0008] Preferably, any of the above schemes is that an arc groove matching with the workpiece one is opened at one end of the workpiece three, and the square blind hole inside the workpiece three is arranged inside the arc groove.
[0009] The above technical solution is adopted: the arc groove is used to facilitate the close fit between the workpiece three and the workpiece one, thereby improving the tightness between the workpiece three and the workpiece one, and a connecting blind hole is provided so that the workpiece two can also be fixed to the workpiece three.
[0010] Preferably, any of the above schemes has a thickness of the second workpiece equal to the sum of the depths of the two square blind holes, and the insides of the second workpiece and the square blind holes are both provided with through holes matched with the fourth workpiece.
[0011] By adopting the above technical solution: the two ends of workpiece two are respectively located inside the square blind hole and the connecting blind hole, so that workpiece two is connected to workpiece three and workpiece one. Workpiece two is more common than other raw materials of variable shapes, and the square blind hole is relatively simple to process, which is convenient for use as a square table connection structure.
[0012] Preferably, any of the above schemes is that the workpiece 4 passes through the workpiece 3 and the workpiece 2 and is threadedly connected to the threaded hole.
[0013] By adopting the above technical solution, workpiece three and workpiece one connected by workpiece four are fastened to enhance the stability of the connection between workpiece three and workpiece one.
[0014] Compared with the prior art, the advantages and beneficial effects of the utility model are:
[0015] 1. In the case where only the arc-shaped slot and the cylindrical surface are connected to provide torque resistance, two square blind holes are added and a square sleeve is added as a connector. After adding this square table connection structure, the torque resistance of the two workpieces after connection will be improved to the deformation resistance of the square sleeve, which can effectively meet the torque test and fatigue resistance test, and the connector is fastened by screws penetrating the two blind holes to improve the stability of the T-foot.
[0016] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:
[0018] Figure 1 It is a structural schematic diagram according to an embodiment of the utility model;
[0019] Figure 2 It is a schematic diagram of a local structure according to an embodiment of the utility model;
[0020] Figure 3 This is a schematic diagram of the structure of a workpiece 1 according to an embodiment of the utility model;
[0021] Figure 4 This is a schematic diagram of the structure of workpiece 3 according to an embodiment of the utility model;
[0022] Figure 5 It is a schematic diagram of the cross-sectional structure of workpiece 3 according to an embodiment of the utility model;
[0023] Among them: 1-workpiece one, 2-square blind hole, 3-workpiece two, 4-workpiece three, 5-workpiece four, 6-threaded hole, 7-threaded connector, 8-connecting blind hole. DETAILED DESCRIPTION
[0024] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.
[0025] like Figure 1-5 As shown, a T-shaped foot square platform connection structure of an embodiment of the utility model includes a workpiece 1 and a workpiece 3 4, square blind holes 2 are opened inside the workpiece 1 and the workpiece 3 4, the inside of the square blind hole 2 is fixedly connected to the workpiece 2 3, one end of the workpiece 2 3 is fixedly connected to the workpiece 3 4, the inside of the workpiece 3 4 is provided with a workpiece 4 5, and a threaded hole 6 connected to the workpiece 4 5 is opened in the middle of the square blind hole 2 inside the workpiece 1.
[0026] Preferably, any of the above schemes is that a threaded connector 7 is provided at one end of the workpiece 1 , and a threaded hole 6 is opened inside the workpiece 1 , and the threaded hole 6 is located on one side of the threaded connector 7 .
[0027] By adopting the above technical solution, workpiece 1 can be threadedly connected to other workpieces through a threaded connector 7, and a certain distance is set between the threaded hole 6 and the threaded connector 7 to ensure the stability of mechanical transmission and avoid interference.
[0028] Preferably, any of the above schemes has an arc groove matched with the workpiece 1 at one end of the workpiece 3 4 , and the square blind hole 2 inside the workpiece 3 4 is arranged inside the arc groove.
[0029] The above technical solution is adopted: the arc groove is used to facilitate the close fit between the workpiece three 4 and the workpiece one 1, thereby improving the tightness between the workpiece three 4 and the workpiece one 1, and a connecting blind hole 8 is provided so that the workpiece two 3 can also be fixed to the workpiece three 4.
[0030] Preferably, any of the above schemes has a thickness of the second workpiece 3 that is equal to the sum of the depths of the two square blind holes 2, and the insides of the second workpiece 3 and the square blind holes 2 are both provided with through holes that match the fourth workpiece 5.
[0031] By adopting the above technical solution: the two ends of workpiece 2 3 are respectively located inside the square blind hole 2 and the connecting blind hole 8, so that workpiece 2 3 connects workpiece 3 4 and workpiece 1 1, and workpiece 2 3 is more common than other raw materials of variable shapes, and the square blind hole is relatively simple to process, which is convenient as a square table connection structure.
[0032] Preferably, any of the above schemes is that workpiece four 5 passes through workpiece three 4 and workpiece two 3 and is threadedly connected to the threaded hole 6.
[0033] The above technical solution is adopted: the workpiece four 5 is used to tighten the connected workpiece three 4 and workpiece one 1, thereby enhancing the stability of the connection between the workpiece three 4 and the workpiece one 1.
[0034] The utility model is a T-shaped foot square platform connection structure, the working principle is as follows:
[0035] Glue the square blind hole 2 of workpiece one 1 to fix workpiece two 3 inside the square blind hole 2. After the glue of the square blind hole 2 and workpiece two 3 is completely dry and fixed, glue is glued in the connecting blind hole 8 of workpiece three 4. The assembly of workpiece three 4 and workpiece two 3 is connected to workpiece one 1 through workpiece four 5. After the glue is completely dry, assemble it with other workpieces. AB glue is used uniformly, and all glue cannot overflow from the outer surface of the workpiece.
[0036] Compared with the prior art, the present invention has the following beneficial effects:
[0037] 1. In the case where the torsion resistance was originally provided only by the arc groove and the cylindrical surface, two square blind holes were added and a square sleeve was added as a connecting piece. After adding this square table connection structure, the torsion resistance of the two workpieces after connection will be improved to the deformation resistance of the square sleeve, which can effectively meet the torque test and fatigue resistance test, and the connecting piece is fastened by screws penetrating the two blind holes to improve the stability of the T-foot.
Claims
1. A T-shaped foot square platform connection structure, characterized in that: The invention comprises a workpiece 1 (1) and a workpiece 3 (4), wherein the workpiece 1 (1) and the workpiece 3 (4) are both provided with a square blind hole (2), the workpiece 2 (3) is fixedly connected to the inside of the square blind hole (2), one end of the workpiece 2 (3) is fixedly connected to the workpiece 3 (4), the workpiece 4 (5) is arranged inside the workpiece 3 (4), and a threaded hole (6) connected to the workpiece 4 (5) is provided in the middle of the square blind hole (2) inside the workpiece 1 (1).
2. A T-shaped foot square platform connection structure as claimed in claim 1, characterized in that: A threaded connector (7) is provided at one end of the workpiece one (1), the threaded hole (6) is opened inside the workpiece one (1), and the threaded hole (6) is located on one side of the threaded connector (7).
3. A T-shaped foot square platform connection structure as claimed in claim 2, characterized in that: An arc groove matching with the workpiece one (1) is formed at one end of the workpiece three (4), and the square blind hole (2) inside the workpiece three (4) is arranged inside the arc groove.
4. A T-shaped foot square platform connection structure as claimed in claim 3, characterized in that: The thickness of the second workpiece (3) is the sum of the depths of the two square blind holes (2), and the insides of the second workpiece (3) and the square blind holes (2) are both provided with through holes that are compatible with the fourth workpiece (5).
5. A T-shaped foot square platform connection structure as claimed in claim 4, characterized in that: The workpiece four (5) passes through the workpiece three (4) and the workpiece two (3) and is threadedly connected to the threaded hole (6).