Anti-clamping right-angle fastener
By incorporating a dustproof component into the right-angle fastener, dust and impurities are prevented from entering the shaft connection, thus solving the problem of shaft jamming in existing technologies and improving ease of use and reliability.
Patent Information
- Application Number
- CN202423262501.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-12-09
- Estimated Expiration
- 2034-12-30
AI Technical Summary
In dusty environments, existing right-angle fasteners often fail to effectively prevent dust and impurities from entering the shaft during rotation. This makes the rotation increasingly difficult and reduces efficiency.
Design an anti-jamming right-angle fastener, employing a dustproof component including a dust cover, a return spring, and a baffle. The dust cover and baffle shield the dustproof component, preventing impurities from entering the connection of the rotating shaft. The dustproof component also prevents dust and impurities from entering the connection of the rotating shaft. The dust cover and baffle shield the rotating shaft, reducing jamming.
It improves ease of use and reliability, prevents dust and impurities from entering the shaft connection, reduces jamming, and enhances stability and reliability during use.
Smart Images
Figure CN223647401U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to right angle fastener technical field especially relates to a kind of anti-jamming right angle fastener. BACKGROUND
[0002] Right angle fastener is a kind of fastener for connecting two mutually perpendicular intersecting steel pipes, also called cross fastener. It is an important component in the construction of fastener type steel pipe scaffold, mainly used for fixedly connecting two mutually perpendicular steel pipes, and plays a crucial role in the stability and firmness of the whole scaffold.
[0003] The existing right angle fastener rotating shaft position mostly lacks dustproof structure, when used in dusty or impurity-rich environment, dust and impurities are easy to enter the connecting part of rotating shaft, causing the rotation of rotating shaft to become more and more difficult, and the phenomenon of jamming occurs, affecting the opening and closing of the fastener, thereby affecting the work efficiency. UTILITY MODEL CONTENT
[0004] To solve the above technical problems, the utility model provides a kind of anti-jamming right angle fastener.
[0005] The utility model adopts the following technical scheme: a kind of anti-jamming right angle fastener, including fixed seat, the number of fixed seat is provided with two, the end of two fixed seat is rotatably connected with fixed shaft, one end of two fixed seat is fixedly connected with protruding plate, the inner wall of protruding plate is rotatably connected with rotating shaft, the surface of rotating shaft is fixedly connected with arc fastener, the left end of arc fastener is provided with dustproof assembly, the inside of fixed seat is provided with bolt, the surface of bolt is screw-threaded with nut, the lower end of nut is provided with gasket, the right end of arc fastener is provided with positioning slot, the right end of arc fastener is provided with opening.
[0006] Through the above technical scheme, bolt penetrates fixed seat and arc fastener, nut is screw-threaded with bolt, then nut is tightened, so that nut enters the inside of positioning slot, nut is limited by positioning slot, avoids nut to separate to one side, guarantees the stability of the connection between fixed seat and arc fastener.
[0007] As a further improvement of the above scheme, the dustproof assembly includes a dust cover, the left end of the dust cover is fixedly connected with an extension shell, the inner wall of the extension shell is fixedly connected with a return spring, the inside of the extension shell is provided with a baffle, and the inner wall of the dust cover is provided with a limiting slot.
[0008] Through the technical scheme, when the arc-shaped fastener is rotated, the surface of the arc-shaped fastener is in contact with the baffle, so that the baffle is pushed to slide along the limiting groove to the inside of the dust cover, and the reset spring is extruded, so that the use of the arc-shaped fastener is not affected, when the fixed seat and the arc-shaped fastener need to be connected, the arc-shaped fastener is rotated to one side, the baffle is moved by the elastic reset of the reset spring, the baffle is in contact with the surface of the arc-shaped fastener, manual reset operation is not needed, the convenience during use is improved, the position of the rotating shaft is shielded by the dust cover and the baffle, external dust and impurities are prevented from entering the connecting position of the rotating shaft, the jamming phenomenon caused by foreign matters is reduced, and the reliability during use is improved.
[0009] As a further improvement of the above scheme, the right end of the dust cover is fixedly connected with the left end of the fixed seat, and the right end of the reset spring is in contact with the left end of the baffle.
[0010] As a further improvement of the above scheme, the number of the reset springs is several, and the surface of the baffle is in sliding connection with the inner wall of the limiting groove.
[0011] Through the technical scheme, the limiting groove plays a limiting role on the baffle, the stability of the baffle during movement is ensured, and the deviation phenomenon is reduced, and the reset effect is improved by the several reset springs.
[0012] As a further improvement of the above scheme, the end, away from the reset spring, of the baffle is in contact with the surface of the arc-shaped fastener.
[0013] Through the technical scheme, the baffle can be attached to the surface of the arc-shaped fastener by the reset spring, and the dustproof effect is improved.
[0014] As a further improvement of the above scheme, the gasket is sleeved on the surface of the bolt, and the size of the positioning groove is matched with the size of the gasket.
[0015] Through the technical scheme, the gasket is prevented from shaking by the positioning groove, and the friction is increased by the gasket to prevent the nut from loosening.
[0016] As a further improvement of the above scheme, one end of the nut extends to the inside of the positioning groove.
[0017] Through the technical scheme, the positioning groove is circular to limit the nut, the nut is prevented from moving to one side, and the stability during use is ensured.
[0018] Compared with the prior art, the beneficial effects of the utility model lie in:
[0019] The utility model discloses a protection assembly is set up, specifically is when rotating arc fastener, because the surface of arc fastener is contacted with baffle, thereby will push baffle and slide to the inside of dust cover along the limiting groove, and will extrude reset spring simultaneously, thereby does not influence the use of arc fastener, when needing to connect fixed base and arc fastener, rotates arc fastener to one side, and the elastic reset of reset spring pushes baffle to move to make baffle and the surface of arc fastener contact, need not manual reset operation, improved the convenience of use, through dust cover and baffle to the position of rotating shaft are shielded, avoid the outside dust and impurity and enter the connecting place of rotating shaft, reduce the jamming phenomenon caused by foreign matter, thereby improved the reliability of use. BRIEF DESCRIPTION OF DRAWINGS
[0020] Figure 1 It is whole structure schematic diagram of the utility model;
[0021] Figure 2 It is sectional structure schematic diagram of the utility model;
[0022] Figure 3 It is the utility model Figure 2 A enlarged structure schematic diagram of the utility model;
[0023] Figure 4 It is dustproof assembly structure schematic diagram of the utility model;
[0024] Figure 5 It is the utility model explosion structure schematic diagram;
[0025] Figure 6 It is protection cover structure schematic diagram of the utility model.
[0026] Main symbol explanation:
[0027] 1, fixed base;2, fixed shaft;3, convex plate;4, rotating shaft;5, arc fastener;6, dustproof assembly;601, dust cover;602, extension shell;603, reset spring;604, baffle;605, limiting groove;7, positioning groove;8, gasket;9 nut;10, bolt;11, opening. DETAILED DESCRIPTION
[0028] Below, combining the drawings and specific implementation, the utility model is described further, need to explain, under the premise of not conflicting, the following description of each embodiment or each technical feature between can be any combination and form new embodiment.
[0029] Embodiment:
[0030] Please combine Figures 1-6The anti-blocking right-angle fastener of the embodiment comprises a fixed seat 1, two fixed seats 1 are provided, a fixed shaft 2 is rotationally connected to the end of the two fixed seats 1 close to each other, a protruding plate 3 is fixedly connected to one end of the two fixed seats 1, a rotating shaft 4 is rotationally connected to the inner wall of the protruding plate 3, an arc-shaped fastener 5 is fixedly connected to the surface of the rotating shaft 4, a dustproof assembly 6 is arranged at the left end of the arc-shaped fastener 5, a bolt 10 is arranged in the fixed seat 1, a nut 9 is threadedly connected to the surface of the bolt 10, a gasket 8 is arranged at the lower end of the nut 9, a positioning groove 7 is arranged at the right end of the arc-shaped fastener 5, an opening 11 is arranged at the right end of the arc-shaped fastener 5, the bolt 10 is penetrated through the fixed seat 1 and the arc-shaped fastener 5, the nut 9 is threadedly connected with the bolt 10, and then the nut 9 is tightened so as to be arranged in the positioning groove 7, the nut 9 is limited by the positioning groove 7, the nut 9 is prevented from being separated to one side, and the stability of the connection between the fixed seat 1 and the arc-shaped fastener 5 is ensured.
[0031] The dustproof assembly 6 comprises a dust cover 601, the left end of the dust cover 601 is fixedly connected with an extension shell 602, the inner wall of the extension shell 602 is fixedly connected with a reset spring 603, the inside of the extension shell 602 is provided with a baffle 604, and the inner wall of the dust cover 601 is provided with a limiting groove 605. When the arc-shaped fastener 5 is rotated, the surface of the arc-shaped fastener 5 is in contact with the baffle 604, so as to push the baffle 604 to slide to the inside of the dust cover 601 along the limiting groove 605, and the reset spring 603 is extruded at the same time, so as not to affect the use of the arc-shaped fastener 5. When the fixed seat 1 and the arc-shaped fastener 5 need to be connected, the arc-shaped fastener 5 is rotated to one side, the baffle 604 is moved by the elastic reset of the reset spring 603, the baffle 604 is in contact with the surface of the arc-shaped fastener 5, manual reset operation is not needed, the convenience in use is improved, the position of the rotating shaft 4 is shielded by the dust cover 601 and the baffle 604, external dust and impurities are prevented from entering the connection part of the rotating shaft 4, the jamming phenomenon caused by foreign matters is reduced, and the reliability in use is improved.
[0032] The right end of the dust cover 601 is fixedly connected with the left end of the fixed seat 1, and the right end of the reset spring 603 is in contact with the left end of the baffle 604.
[0033] The number of the reset spring 603 is several, and the surface of the baffle 604 is slidingly connected with the inner wall of the limiting groove 605.
[0034] The end of the baffle 604 away from the reset spring 603 is in contact with the surface of the arc-shaped fastener 5.
[0035] The gasket 8 is sleeved on the surface of the bolt 10, and the size of the positioning groove 7 is matched with the size of the gasket 8.
[0036] One end of the nut 9 extends to the inside of the positioning groove 7.
[0037] The implementation principle of the anti-jamming right-angle fastener in this embodiment is as follows: During use, the bolt 10 passes through the fixing base 1 and the arc-shaped fastener 5. The nut 9 is threadedly connected to the bolt 10, and then the nut 9 is tightened, causing it to enter the positioning groove 7. The positioning groove 7 limits the nut 9, preventing it from detaching to one side and ensuring the stability of the connection between the fixing base 1 and the arc-shaped fastener 5. When the arc-shaped fastener 5 is rotated, the surface of the arc-shaped fastener 5 contacts the baffle 604, which pushes the baffle 604 along the limiting groove 605 into the dust cover 601, simultaneously... The spring 603 compresses the arc-shaped fastener 5, thus not affecting its use. When the fixing seat 1 and the arc-shaped fastener 5 need to be connected, the arc-shaped fastener 5 is rotated to one side. The elastic return of the return spring 603 pushes the baffle 604 to move, so that the baffle 604 contacts the surface of the arc-shaped fastener 5. No manual reset operation is required, which improves the convenience of use. The dust cover 601 and the baffle 604 cover the position of the rotating shaft 4, preventing external dust and impurities from entering the connection of the rotating shaft 4, reducing jamming caused by foreign objects, and thus improving the reliability of use.
[0038] The above embodiments are merely preferred embodiments of this utility model and should not be construed as limiting the scope of protection of this utility model. Any non-substantial changes and substitutions made by those skilled in the art based on this utility model shall fall within the scope of protection claimed by this utility model.
Claims
1. A right-angle anti-jamming fastener, characterized in that, The device includes a fixed base (1), and there are two fixed bases (1). The two fixed bases (1) are rotatably connected to a fixed shaft (2) at one end close to each other. A protruding plate (3) is fixedly connected to one end of each fixed base (1). A rotating shaft (4) is rotatably connected to the inner wall of the protruding plate (3). An arc-shaped fastener (5) is fixedly connected to the surface of the rotating shaft (4). A dustproof component (6) is provided at the left end of the arc-shaped fastener (5). A bolt (10) is provided inside the fixed base (1). A nut (9) is threadedly connected to the surface of the bolt (10). A washer (8) is provided at the lower end of the nut (9). A positioning groove (7) is provided at the right end of the arc-shaped fastener (5). An opening (11) is provided at the right end of the arc-shaped fastener (5).
2. The anti-jamming right-angle fastener as described in claim 1, characterized in that: The dustproof assembly (6) includes a dust cover (601), an extension shell (602) is fixedly connected to the left end of the dust cover (601), a return spring (603) is fixedly connected to the inner wall of the extension shell (602), a baffle (604) is provided inside the extension shell (602), and a limit groove (605) is provided on the inner wall of the dust cover (601).
3. The anti-jamming right-angle fastener as described in claim 2, characterized in that: The right end of the dust cover (601) is fixedly connected to the left end of the fixed base (1), and the right end of the reset spring (603) is in contact with the left end of the baffle (604).
4. The anti-jamming right-angle fastener as described in claim 3, characterized in that: The number of reset springs (603) is set to several, and the surface of the baffle (604) is slidably connected to the inner wall of the limiting groove (605).
5. The anti-jamming right-angle fastener as described in claim 4, characterized in that: The end of the baffle (604) away from the return spring (603) contacts the surface of the arc-shaped fastener (5).
6. The anti-jamming right-angle fastener as described in claim 1, characterized in that: The gasket (8) is fitted onto the surface of the bolt (10), and the size of the positioning groove (7) is adapted to the size of the gasket (8).
7. The anti-jamming right-angle fastener as described in claim 1, characterized in that: One end of the nut (9) extends into the interior of the positioning groove (7).