Anti-falling fastening connecting piece

Abstract

The utility model relates to the technical field of connecting pieces, and discloses an anti-falling fastening connecting piece which comprises a bolt head, one end of the bolt head is fixedly connected with a screw rod, one end of the screw rod is fixedly connected with a smooth rod, the rear end of the bolt head is fixedly connected with a fixing gasket, and the fixing gasket is fixedly connected with the smooth rod. Through interaction of structures such as the movable gasket, the telescopic spring, the clamping block, the pressing spring and the pressing head, connection stability can be kept in vibration and impact environments, loosening of a fastener is effectively prevented, connection reliability is remarkably improved through the design, and the service life of the fastener is prolonged. The connecting piece is simple in structure and convenient to use, equipment faults and safety risks caused by loosening of the fastening piece are reduced, through automatic control of the spring and the clamping block and elastic movement of the pressing head, the connecting piece can resist fatigue damage in long-term use, and the anti-fatigue performance is improved. The device is particularly important for equipment working in a vibration environment, such as railway transportation, vehicles, wind power generation and the like, and the service life of the equipment can be prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to an anti-falling fastening connector. Background Art

[0002] Anti-slip fasteners play a vital role in industrial applications, particularly in applications requiring high reliability, such as rail transportation, vehicles, and wind power generation. These environments are subject to significant vibration and transient shock, placing high demands on the stability of the fasteners. While traditional threaded connections offer ease of assembly and disassembly, they can become loose under these conditions, compromising connection reliability. Therefore, researching and developing novel anti-slip fasteners is crucial for improving structural safety and extending service life. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a fastening connector that prevents falling off.

[0004] The utility model adopts the following technical solution: an anti-falling fastening connector, including a bolt head, one end of the bolt head is fixedly connected to a screw rod, one end of the screw rod is fixedly connected to a smooth rod, and the rear end of the bolt head is fixedly connected to a fixing gasket.

[0005] Through the above technical solution, the bolt head and the screw rod constitute a basic fastening structure. The bolt head is used to provide sufficient pressure-bearing area, and the screw rod is used to pass through the connected parts and cooperate with the fastening nut to achieve fastening.

[0006] As a further improvement of the above solution, a movable gasket is sleeved on the middle part of the outer surface of the screw, and a fastening nut is threadedly connected to the outer surface of the screw.

[0007] Through the above technical solution, the movable gasket is sleeved on the outer surface of the screw to increase friction and prevent the fastening nut from loosening. The fastening nut is connected to the screw through threads to tighten and fix the connecting piece.

[0008] As a further improvement of the above solution, a first mounting groove is provided on one side of the inner wall of the smooth rod.

[0009] Through the above technical solution, the smooth rod is designed to pass through a preset hole or channel to reduce friction, and the setting of the first mounting groove provides an installation position for the telescopic spring and the block.

[0010] As a further improvement of the above solution, a telescopic spring is fixedly connected to the inner wall of the first installation groove, and a clamping block is fixedly connected to the top of the telescopic spring.

[0011] Through the above technical solution, the telescopic spring is fixed in the first installation groove to provide elastic force so that the card block can elastically expand and contract. Under the action of the telescopic spring, the card block can be inserted into or exited from the card slot of the connector to achieve an anti-falling function.

[0012] As a further improvement of the above solution, a second mounting groove is provided in the middle of the rear end of the smooth rod.

[0013] Through the above technical solution, the second mounting groove is used to install the pressing spring and the pressing head, and the pressing spring provides elastic force to enable the pressing head to move elastically.

[0014] As a further improvement of the above solution, a pressing spring is fixedly connected to the inner wall of the second mounting groove, and a pressing head is fixedly connected to the top of the pressing spring.

[0015] Through the above technical solution, the pressing head can perform a pressing action through the elastic force of the pressing spring.

[0016] As a further improvement of the above solution, a connecting rod is fixedly connected to the outer surface of the pressing head, and the connecting rod is adapted to the clamping block.

[0017] Through the above technical solution, the connecting rod is adapted to the clamping block, and the expansion and contraction of the clamping block is controlled by the movement of the pressing head, thereby realizing the control of the anti-loosening function.

[0018] Compared with the prior art, the beneficial effects of the present invention are:

[0019] The present invention, through the interaction of a movable gasket, telescopic spring, clamping block, pressing spring, and pressing head, can maintain the stability of the connection under vibration and impact conditions, effectively preventing the loosening of the fastener. This design significantly improves the reliability of the connection and reduces equipment failures and safety risks caused by loose fasteners. Through the automatic control of the spring and clamping block, as well as the elastic movement of the pressing head, the connector can resist fatigue damage during long-term use, improving fatigue resistance. This is particularly important for equipment operating in vibrating environments, such as railway transportation, vehicles, and wind power generation, as it can extend the service life of the equipment.

[0020] This utility model takes into account the convenience of installation and maintenance through its design. Its simple structure and easy operation allow for quick installation and removal, reducing maintenance costs and improving work efficiency. The design of this connector has a wide range of applicability and can be adjusted and optimized according to different connection requirements and working environments. It is suitable for a variety of fastening scenarios and has high market potential. The overall structure of the anti-drop fastening connector provides an efficient and reliable fastening solution through its innovative design, which is of great significance for improving the safety and durability of structural connections. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the front structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the overall structure of the utility model;

[0024] Figure 4 This is a schematic diagram of the screw structure of the utility model;

[0025] Figure 5 This is a schematic diagram of the smooth rod structure of the utility model.

[0026] Description of main symbols:

[0027] 1. Bolt head; 2. Screw; 3. Smooth rod; 4. Fixed washer; 5. Movable washer; 6. Fastening nut; 7. Telescopic spring; 8. Block; 9. Second mounting slot; 10. Press spring; 11. Press head; 12. Connecting rod; 13. First mounting slot. DETAILED DESCRIPTION

[0028] Below, the present invention is further described in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form new embodiments.

[0029] Example:

[0030] Please combine Figure 1-5 , an anti-falling fastening connector of this embodiment includes a bolt head 1, one end of the bolt head 1 is fixedly connected to a screw rod 2, one end of the screw rod 2 is fixedly connected to a smooth rod 3, and the rear end of the bolt head 1 is fixedly connected to a fixing gasket 4. The bolt head 1 and the screw rod 2 constitute a basic fastening structure. The bolt head 1 is used to provide sufficient pressure-bearing area, and the screw 2 is used to pass through the connected part and cooperate with the fastening nut 6 to achieve fastening.

[0031] A movable gasket 5 is sleeved on the middle part of the outer surface of the screw rod 2, and a fastening nut 6 is threadedly connected to the outer surface of the screw rod 2. The movable gasket 5 is sleeved on the outer surface of the screw rod 2 to increase friction and prevent the fastening nut 6 from loosening. The fastening nut 6 is connected to the screw rod 2 through threads and is used to tighten and fix the connecting parts.

[0032] A first mounting groove 13 is provided on one side of the inner wall of the smooth rod 3 . The smooth rod 3 is designed to pass through a preset hole or channel to reduce friction. The setting of the first mounting groove 13 provides an installation position for the telescopic spring 7 and the block 8 .

[0033] The inner wall of the first mounting groove 13 is fixedly connected with a telescopic spring 7, and the top of the telescopic spring 7 is fixedly connected with a clamping block 8. The telescopic spring 7 is fixed in the first mounting groove 13 to provide elastic force so that the clamping block 8 can elastically expand and contract. Under the action of the telescopic spring 7, the clamping block 8 can be clamped into or out of the clamping slot of the connector to achieve an anti-falling function.

[0034] A second mounting groove 9 is provided in the middle of the rear end of the smooth rod 3 . The second mounting groove 9 is used to install a pressing spring 10 and a pressing head 11 . The pressing spring 10 provides elastic force to enable the pressing head 11 to move elastically.

[0035] A pressing spring 10 is fixedly connected to the inner wall of the second mounting groove 9 , and a pressing head 11 is fixedly connected to the top of the pressing spring 10 . The pressing head 11 can perform a pressing action through the elastic force of the pressing spring 10 .

[0036] The outer surface of the pressing head 11 is fixedly connected with a connecting rod 12, which is adapted to the block 8. The connecting rod 12 is adapted to the block 8, and the expansion and contraction of the block 8 is controlled by the movement of the pressing head 11 to achieve the control of the anti-loosening function.

[0037] The implementation principle of an anti-falling fastening connection in the embodiment of the present application is as follows: the bolt head and the screw rod 2 constitute a basic fastening structure, the bolt head 1 is used to provide sufficient pressure-bearing area, the screw rod 2 is used to pass through the connected part and cooperate with the fastening nut 6 to achieve fastening, the movable gasket 5 is sleeved on the outer surface of the screw rod 2 to increase friction and prevent the fastening nut 6 from loosening, the fastening nut 6 is connected to the screw rod 2 through a thread to fasten and fix the connection part, the smooth rod 3 is designed to pass through a preset hole or channel to reduce friction, the first mounting groove 13 is set to the telescopic spring 7 and the block 8 to provide An installation position is provided, and the telescopic spring 7 is fixed in the first installation groove 13 to provide elastic force so that the block 8 can be elastically extended and retracted. Under the action of the telescopic spring 7, the block 8 can be stuck in or out of the slot of the connector to achieve an anti-falling function. The second installation groove 9 is used to install a pressing spring 10 and a pressing head 11. The pressing spring 10 provides elastic force so that the pressing head 11 can move elastically. The pressing head 11 can perform a pressing action through the elastic force of the pressing spring 10. The connecting rod 12 is adapted to the block 8, and the extension and retraction of the block 8 is controlled by the movement of the pressing head 11 to achieve control of the anti-loosening function.

[0038] The above-mentioned embodiments are only preferred embodiments of the present invention and cannot be used to limit the scope of protection of the present invention. Any non-substantial changes and replacements made by technicians in this field on the basis of the present invention fall within the scope of protection required by the present invention.

Claims

1. An anti-falling fastening connector, characterized in that: It comprises a bolt head (1), one end of the bolt head (1) is fixedly connected to a screw rod (2), one end of the screw rod (2) is fixedly connected to a smooth rod (3), and the rear end of the bolt head (1) is fixedly connected to a fixing washer (4).

2. The anti-fall-off fastening connector according to claim 1, characterized in that: A movable gasket (5) is sleeved on the middle portion of the outer surface of the screw rod (2), and a fastening nut (6) is threadedly connected to the outer surface of the screw rod (2).

3. The anti-fall-off fastening connector according to claim 1, characterized in that: A first mounting groove (13) is provided on one side of the inner wall of the smooth rod (3).

4. The anti-fall-off fastening connector according to claim 3, characterized in that: A telescopic spring (7) is fixedly connected to the inner wall of the first installation groove (13), and a clamping block (8) is fixedly connected to the top of the telescopic spring (7).

5. The anti-fall-off fastening connector according to claim 1, characterized in that: A second mounting groove (9) is provided in the middle of the rear end of the smooth rod (3).

6. The anti-fall-off fastening connector according to claim 5, characterized in that: A pressing spring (10) is fixedly connected to the inner wall of the second mounting groove (9), and a pressing head (11) is fixedly connected to the top of the pressing spring (10).

7. The anti-fall-off fastening connector according to claim 6, characterized in that: The outer surface of the pressing head (11) is fixedly connected with a connecting rod (12), and the connecting rod (12) is adapted to the clamping block (8).

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