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CN-224229070-U - Lock screw nut assembly

CN224229070UCN 224229070 UCN224229070 UCN 224229070UCN-224229070-U

Abstract

The utility model relates to the technical field of screw and nut assemblies, in particular to a lockscrew and nut assembly. The problem of among the prior art nut subassembly dismantles difficulty is solved, the practicality of equipment has been improved. The structure of the anti-loosening device comprises a screw and a nut, wherein a screw head is fixed at the end part of the screw, a first gasket and a second gasket are arranged between the screw head and the nut, a plurality of first anti-loosening teeth are arranged on the side, close to the second gasket, of the first gasket, a plurality of second anti-loosening teeth are arranged on the side, close to the first gasket, of the second gasket, the first anti-loosening teeth are meshed with the second anti-loosening teeth, a butt piece is arranged on the side, close to the first gasket, of the nut, the butt piece is connected with the nut in a sliding mode, and a control structure for controlling the movement of the butt piece is arranged in the nut. The embodiment not only can realize the locking auto-lock between screw and the nut, just can realize the dismantlement to screw and nut through control structure moreover, and this embodiment has the advantage that it is convenient to dismantle, and the practicality is strong.

Inventors

  • Zheng Xunsu
  • CHEN RUIJIAN

Assignees

  • 温州市正辉五金制品有限公司

Dates

Publication Date
20260512
Application Date
20250402

Claims (7)

  1. 1. A lockscrew nut component, which comprises a screw (1) and a nut (2), and is characterized in that, Screw (1) tip is fixed with spiral shell head (11), be equipped with first gasket (41) and second gasket (42) between spiral shell head (11) and nut (2), first gasket (41) are close to second gasket (42) side and are equipped with a plurality of first locking tooth (411), second gasket (42) are close to first gasket (41) side and are equipped with a plurality of second locking tooth (421), first locking tooth (411) and second locking tooth (421) meshing, nut (2) are close to first gasket (41) side and are equipped with butt piece (3), butt piece (3) are connected with nut (2) slip, butt piece (3) and first gasket (41) butt, be equipped with the control structure that is used for controlling butt piece (3) motion in nut (2).
  2. 2. The lockscrew nut assembly according to claim 1, wherein a first sliding groove (21) and a second sliding groove (22) are formed in the nut (2), a first sliding piece (211) is slidably connected in the first sliding groove (21), a second sliding piece (221) is slidably connected in the second sliding groove (22), a first abutting block (31) and a second abutting block (32) are fixed on the abutting piece (3) side close to the nut (2), a first abutting inclined surface (2112) and a second abutting inclined surface (2212) are respectively arranged on the first sliding piece (211) and the second sliding piece (221), a third abutting inclined surface (311) and a fourth abutting inclined surface (321) are respectively arranged on the first abutting block (31) and the second abutting block (32), the first abutting inclined surface (2112) and the third abutting inclined surface (311) abut, and the second abutting inclined surface (2212) and the fourth abutting inclined surface (221321) abut.
  3. 3. The lockscrew nut assembly according to claim 2, wherein the first sliding groove (21) is rotationally connected with a first screw rod (2111), the second sliding groove (22) is rotationally connected with a second screw rod (2211), the first sliding piece (211) is in threaded connection with the first screw rod (2111), and the second sliding piece (221) is in threaded connection with the second screw rod (2211).
  4. 4. A lock screw nut assembly according to claim 3, characterized in that, the butt piece (3) both sides are equipped with first gag lever post (33) and second gag lever post (34), first gag lever post (33) and second gag lever post (34) all slide with nut (2) and are connected, first stop spring (331) has been cup jointed on first gag lever post (33), the both ends of first stop spring (331) respectively with first gag lever post (33) and nut (2) fixed connection, second stop spring (341) has been cup jointed on second gag lever post (34), the both ends of second stop spring (341) respectively with second stop lever post (34) and nut (2) fixed connection.
  5. 5. A lockscrew nut assembly according to claim 3, wherein the cross section of the first locktooth (411) is in a right triangle structure, the inclined angle of the inclined surface of the first locktooth (411) is larger than the inclined angle of the thread on the screw (1), and the second locktooth (421) has the same structure as the first locktooth (411).
  6. 6. The lockscrew nut assembly according to claim 1, wherein a rotating hole (23) is formed in the nut (2), the rotating hole (23) is in threaded connection with the screw (1), a rotating piece (5) is arranged on the side, far away from the bolt head, of the nut (2), and the cross section of the rotating piece (5) is of a regular hexagonal structure.
  7. 7. A lockscrew nut assembly according to claim 1, wherein the abutment (3) is provided with a non-slip layer (35), the non-slip layer (35) being formed of a rubber material, the non-slip layer (35) being provided with a plurality of non-slip protrusions (351).

Description

Lock screw nut assembly Technical Field The utility model relates to the technical field of screw and nut assemblies, in particular to a lockscrew and nut assembly. Background A lockscrew nut assembly is a fastener that is specifically designed to prevent loosening of screws and nuts during use. It is usually composed of a screw and a nut, wherein the design of the nut or screw adds additional friction or binding force to avoid loosening due to vibration, temperature changes or external forces. As shown in FIG. 1, the prior lockscrew nut assembly is characterized in that a gasket is arranged on a nut, a clamping groove and a clamping block are arranged on a flange plate and the gasket of the nut, and the clamping groove is clamped into by the clamping block to ensure self-locking, so that the nut is prevented from loosening caused by factors such as vibration, temperature change or external force. Thus, although the self-locking and anti-loosening of the nut component can be realized, the nut is difficult to take out by means of rotation due to the self-locking realized by clamping the clamping block into the clamping groove, and the nut component is difficult to disassemble. Disclosure of utility model The utility model provides a lockscrew nut component, which solves the problem that the nut component is difficult to disassemble in the prior art, and improves the practicability of equipment. The technical scheme of the utility model is as follows: The utility model provides a jam nut subassembly, includes screw and nut, screw end fixing has the screw head, be equipped with first gasket and second gasket between screw head and the nut, first gasket is close to the second gasket side and is equipped with a plurality of first locking teeth, the second gasket is close to first gasket side and is equipped with a plurality of second locking teeth, first locking tooth and second locking tooth meshing, the nut is close to first gasket side and is equipped with the butt piece, the butt piece slides with the nut and is connected, butt piece and first gasket butt, be equipped with the control structure that is used for controlling the butt piece motion in the nut. Further, be equipped with first groove and the second groove of sliding in the nut, first inslot of sliding is connected with first slider, second inslot of sliding is connected with the second slider, the butt piece is close to the nut side and is fixed with first butt piece and second butt piece, be equipped with first butt inclined plane and second butt inclined plane on first slider and the second slider respectively, be equipped with third butt inclined plane and fourth butt inclined plane on first butt piece and the second butt piece respectively, first butt inclined plane and third butt inclined plane butt, second butt inclined plane and fourth butt inclined plane butt. Further, the first sliding groove is rotationally connected with a first screw rod, the second sliding groove is rotationally connected with a second screw rod, the first sliding piece is in threaded connection with the first screw rod, and the second sliding piece is in threaded connection with the second screw rod. Further, the butt piece both sides are equipped with first gag lever post and second gag lever post, first gag lever post and second gag lever post all slide with the nut and are connected, first stop spring has been cup jointed on the first gag lever post, first stop spring's both ends respectively with first gag lever post and nut fixed connection, second stop spring has been cup jointed on the second gag lever post, second stop spring's both ends respectively with second gag lever post and nut fixed connection. Further, the cross section of the first locking tooth is of a right-angle triangle structure, the inclined plane inclined angle of the first locking tooth is larger than the inclined angle of the thread on the screw, and the second locking tooth and the first locking tooth are identical in structure. Further, be equipped with the rotation hole in the nut, rotation hole and screw threaded connection, the nut is kept away from the bolt head side and is equipped with the rotation piece, the cross section of rotation piece is regular hexagonal structure. Further, an anti-slip layer is arranged on the abutting piece, the anti-slip layer is made of rubber materials, and a plurality of anti-slip protrusions are arranged on the anti-slip layer. The working principle and the beneficial effects of the utility model are as follows: When the screw and the nut are required to be locked in a loosening prevention mode, the screw is inserted into an object to be installed, the screw head is abutted against the object, the second gasket, the first gasket and the nut are sequentially inserted into the screw, the first loosening prevention tooth on the first gasket is meshed with the second loosening prevention tooth on the second gasket, the rotating piece on the nut is rotated