CN214661396U

CN214661396U - Screw convenient to disassemble

Info

Publication number: CN214661396U
Application number: CN202120878530.1U
Authority: CN
Inventors: 戴美魁
Original assignee: Zhejiang Jingyi Auto Parts Co ltd
Current assignee: Zhejiang Jingyi Auto Parts Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-11-09
Anticipated expiration: 2031-04-26

Abstract

The utility model is a screw which is convenient to disassemble and comprises a screw head, a screw rod, a connector, a self-locking piece and an unlocking piece, the screw head comprises an anti-skid seat and a supporting plate, the anti-skid seat is arranged at one end of the supporting plate, one end of the screw rod is connected with the other end of the supporting plate, the connector comprises a connecting rod and a conical block, one end of the connecting rod is connected with the other end of the screw rod, the other end of the connecting rod is connected with the conical block, the unlocking piece is arranged at one end of the self-locking piece, the connector is connected with the other end of the self-locking piece, this screw of convenient dismantlement is connected with the connector through from the latch fitting, and the gag lever post auto-lock under the effect of spring, the gag lever post blocks the toper piece, prevents that the screw pine from taking off, and the latch release piece is connected with from the latch fitting, extrudees the articulated slab on the articulated frame, makes the slide drive the gag lever post unblock, equipment convenient to use.

Description

Screw convenient to disassemble

Technical Field

The utility model relates to a connecting piece technical field specifically is convenient screw of dismantling.

Background

As is well known, a screw refers to a screw, which is a tool for fastening a machine part of an object step by utilizing the physics and mathematical principles of the inclined circular rotation and friction of the object, and generally, a screw comprises a screw cap and a screw rod, and is mostly made of metal materials.

For example, the patent publication "CN 208793419U" is named as: the patent of "a screw with locking function" discloses "the utility model discloses a screw with locking function belongs to the fine work steel preparation technical field in the metal material in the new material. Comprises a screw rod and a screw cap connected with the top of the screw rod; the screw rod is provided with threads, the threads are caulking grooves extending clockwise from screw caps to the bottom of the screw rod, and the depth of the caulking grooves decreases progressively in the clockwise direction. This screw with locking function adopts the degree of depth according to the degressive caulking groove of clockwise, carries out effectual fixed to the inside of screw and work piece on every side to the profile of tooth of the screw thread on the screw rod is circular arc profile of tooth and the cross section of screw rod is non-circular, produces sufficient frictional force and extrusion elastic deformation, prevents that the screw from becoming flexible, guarantees that screw and work piece are stably connected, and locking effect is good ".

The existing screw with the anti-loosening function is found in use, the structure is simple, an auxiliary locking structure is not arranged, the screw is easily affected by vibration, and the screw easily slides out of a screw hole, so that the use limitation is high.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a screw with vice locking device, convenient dismantlement, stability is good.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: convenient screw of dismantling, include screwhead, screw rod, connector, from the latch fitting and unblock spare, the screwhead includes antiskid seat and backup pad, antiskid seat sets up backup pad one end, screw rod one end with the backup pad other end is connected, the connector includes connecting rod and toper piece, connecting rod one end with the screw rod other end is connected, the connecting rod other end with the toper piece is connected, the unblock spare sets up from latch fitting one end, the connector with connect from the latch fitting other end.

For the convenience make the connector with from the latch fitting be connected inseparable, the utility model discloses the improvement has, from the latch fitting includes protective housing, gag lever post, spring and baffle, be provided with the internal thread groove in the protective housing, the internal thread groove with the screw rod phase-match, internal thread groove below is provided with the spout, gag lever post one end link up the spout extends to the internal thread inslot, the gag lever post with toper piece phase-match, the cover has on the gag lever post the spring, the gag lever post other end is provided with the baffle, spring one end with the spout is connected, the spring other end with the baffle is connected.

In order to facilitate the unblock piece of locking, the utility model discloses the improvement has, the unblock piece includes articulated frame and articulated slab, the articulated frame sets up on the protective housing, in the middle of the articulated slab with the articulated frame is articulated, articulated slab one end with the baffle is connected.

In order to prevent articulated slab and baffle dislocation, the utility model discloses the improvement has, be provided with the lug on the baffle, articulated frame one end sets up the lug below.

In order to prevent the phenomenon that the self-locking piece skids, the utility model discloses the improvement has, be provided with the blotter in the internal thread groove.

In order to facilitate production and manufacture, the utility model discloses the improvement has, the protective housing material is plastics.

(III) advantageous effects

Compared with the prior art, the utility model provides a convenient screw of dismantling possesses following beneficial effect:

1. this screw of convenient dismantlement is connected with the connector through the self-locking piece, and the gag lever post auto-lock under the effect of spring, the gag lever post blocks the toper piece, prevents that the screw pine from taking off.

2. This screw of convenient dismantlement, unlocking piece are connected with the self-locking piece, extrude the articulated slab on the articulated frame, make the slide drive the gag lever post unblock, equipment convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partially enlarged schematic view of the structure of FIG. 1 of the present invention;

fig. 3 is a front view of the structure of the present invention.

In the figure: 1. a screw head; 2. a screw; 3. a connector; 4. a self-locking member; 5. an anti-slip seat; 6. a support plate; 7. a connecting rod; 8. a conical block; 9. unlocking the lock; 10. a protective shell; 11. a limiting rod; 12. a spring; 13. a baffle plate; 14. an internal thread groove; 15. a chute; 16. a hinged frame; 17. a hinge plate; 18. a bump; 19. a cushion pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, the screw convenient to detach includes a screw head 1, a screw rod 2, a connector 3, a self-locking member 4 and a unlocking member 9, wherein the screw head 1 includes an anti-slip seat 5 and a supporting plate 6, the anti-slip seat 5 is disposed at one end of the supporting plate 6, one end of the screw rod 2 is connected with the other end of the supporting plate 6, the connector 3 includes a connecting rod 7 and a tapered block 8, one end of the connecting rod 7 is connected with the other end of the screw rod 2, the other end of the connecting rod 7 is connected with the tapered block 8, the unlocking member 9 is disposed at one end of the self-locking member 4, and the connector 3 is connected with the other end of the self-locking member 4.

In this embodiment, stretch into the internal thread groove 14 from locking piece 4 when connector 3, toper piece 8 misplaces with gag lever post 11, prevents that the screw from taking off from locking piece 4, locking piece 4 includes protective housing 10, gag lever post 11, spring 12 and baffle 13, be provided with internal thread groove 14 in the protective housing 10, internal thread groove 14 with 2 phase-matchs of screw rod, internal thread groove 14 below is provided with spout 15, gag lever post 11 one end link up spout 15 extends to in the internal thread groove 14, gag lever post 11 with toper piece 8 phase-matchs, the cover has on the gag lever post 11 spring 12, the gag lever post 11 other end is provided with baffle 13, spring 12 one end with spout 15 is connected, the spring 12 other end with baffle 13 is connected.

In this embodiment, the sliding plate slides out of the sliding groove 15 by pressing the other end of the hinge plate 17, the limiting rod 11 is further unlocked, the unlocking piece 9 comprises a hinge frame 16 and a hinge plate 17, the hinge frame 16 is arranged on the protective shell 10, the hinge plate 17 is hinged to the hinge frame 16 in the middle, and one end of the hinge plate 17 is connected with the baffle 13.

In the embodiment, after the hinge plate 17 moves to a certain position, the hinge plate 17 is blocked by the convex block 18 on the baffle 13 to prevent the hinge plate 17 from being dislocated with the baffle 13, the convex block 18 is arranged on the baffle 13, and one end of the hinge frame 16 is arranged below the convex block 18.

In this embodiment, after the locking member 4 is tightly connected with the screw, the locking member 4 is prevented from slipping due to the cushion pad 19, and the cushion pad 19 is disposed in the internal thread groove 14.

The protective shell 10 is made of plastic, is wide in raw materials and is convenient to produce and manufacture.

In conclusion, when the screw convenient to disassemble is used, the screw rod 2 extends out of the screw hole by screwing the anti-skidding seat 5 of the screw head 1, the anti-skidding seat 5 is arranged on the supporting plate 6, the other end of the screw rod 2 is provided with the connector 3, the connector 3 is matched with the self-locking piece 4, the protective shell 10 of the self-locking piece 4 is provided with the internal thread groove 14, the internal thread groove 14 is connected with the screw rod 2, in the process that the connector 3 extends into the screw rod, the conical block 8 and the limiting rod 11 are in contact, extrusion and dislocation processes, finally, the limiting rod 11 resets under the action of the spring 12 to prevent the conical block 8 from sliding out, the unlocking piece 9 is arranged on the protective shell 10, the middle of the hinged plate 17 is hinged with the hinged frame 16, one end of the hinged plate 17 is connected with the baffle 13 of the self-locking piece 4, and the baffle 13 drives the limiting rod 11 to unlock by extruding the other end of the hinged plate 17.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Convenient screw of dismantling, including screwhead (1), screw rod (2), connector (3), from latch fitting (4) and unblock piece (9), its characterized in that: screwhead (1) is including antiskid seat (5) and backup pad (6), antiskid seat (5) set up backup pad (6) one end, screw rod (2) one end with backup pad (6) other end is connected, connector (3) are including connecting rod (7) and toper piece (8), connecting rod (7) one end with the screw rod (2) other end is connected, the connecting rod (7) other end with toper piece (8) are connected, unblock piece (9) set up from latch fitting (4) one end, connector (3) with connect from latch fitting (4) the other end.

2. The screw of claim 1, wherein: from locking part (4) including protective housing (10), gag lever post (11), spring (12) and baffle (13), be provided with internal thread groove (14) in protective housing (10), internal thread groove (14) with screw rod (2) phase-match, internal thread groove (14) below is provided with spout (15), gag lever post (11) one end link up spout (15) extend to in internal thread groove (14), gag lever post (11) with toper piece (8) phase-match, the cover has on gag lever post (11) spring (12), gag lever post (11) other end is provided with baffle (13), spring (12) one end with spout (15) are connected, spring (12) other end with baffle (13) are connected.

3. The screw of claim 2, wherein: unlocking piece (9) are including articulated frame (16) and articulated slab (17), articulated frame (16) set up on protective housing (10), articulated slab (17) in the middle of with articulated frame (16) are articulated, articulated slab (17) one end with baffle (13) are connected.

4. The screw of claim 3, wherein: the baffle (13) is provided with a convex block (18), and one end of the hinge frame (16) is arranged below the convex block (18).

5. The screw of claim 4, wherein: a buffer pad (19) is arranged in the internal thread groove (14).

6. The screw of claim 5, wherein: the protective shell (10) is made of plastic.