CN213720289U

CN213720289U - Double-self-locking key ring

Info

Publication number: CN213720289U
Application number: CN202022835963.7U
Authority: CN
Inventors: 黎旭武
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-07-20
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a two auto-lock key rings, including the key ring, the key ring includes key ring body and movable part, and key ring body upper portion transversely stretches out there is the outer tube, and it has the radial first round hole of front and back orientation to open on the outer tube, and the key ring lower part is equipped with the horizontal pole parallel with the outer tube, and the horizontal hole cooperation of opening is held with the movable part bottom in the horizontal pole outer end, and the upper portion of movable part is provided with the inner tube of transversely just slidable and wearing into the outer tube, is equipped with the radial second round hole corresponding with first round hole on the inner tube, is equipped with two auto-lock locking part in the inner tube, and it is U type spring leaf, and the open both ends outside is provided with the fixture block, the outstanding card of fixture block elasticity is on the first round hole of second round hole and the outer tube of cover on the inner tube. The utility model discloses simple structure, convenient to use and safer realize the two auto-locks of key ring body and movable part through the fixture block and lock.

Description

Double-self-locking key ring

Technical Field

The utility model relates to a key ring, concretely relates to two auto-lock key rings.

Background

In life, people always need to carry various keys when going out, and at the moment, the keys need to be strung together by the key ring to avoid scattering, so the key ring becomes one of indispensable daily necessities in our life.

Key ring among the prior art often exists opens inconveniently, and key ring straining effect is not good, and easy not hard up drops, leads to the practicality greatly reduced of key ring to prior art key ring has all contained a lot of tiny spare parts, if there is child in the user family, fastening part is easily by child carelessly screw out at the in-process of playing, has child to eat up the potential safety hazard of tiny spare part by mistake.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a two auto-lock key rings is provided, simple structure has good straining effect, prevents effectively that the key ring is not hard up to drop, convenient to use and safer.

Solve above-mentioned technical problem, the utility model discloses the technical scheme who adopts as follows:

the utility model provides a two auto-lock key rings, includes the key ring, its characterized in that: the key buckle comprises a key buckle body and a movable part, wherein an outer sleeve transversely extends out of the upper portion of the key buckle body, a first radial round hole which faces forwards and backwards is formed in the outer sleeve, a cross rod parallel to the outer sleeve is arranged on the lower portion of the key buckle, the outer end of the cross rod is matched with a transverse hole formed in the bottom end of the movable part, an inner tube which is transverse and can penetrate into the outer sleeve in a sliding mode is arranged on the upper portion of the movable part, a second radial round hole corresponding to the first round hole is formed in the inner tube, a double-self-locking part is arranged in the inner tube and is a U-shaped spring piece, clamping blocks are arranged on the outer sides of two opening ends of the inner tube, and elastic protrusions of the clamping blocks are clamped on the second round hole and the first round hole of the outer sleeve sleeved on the inner tube.

Preferably, the outer sleeve and the inner tube are square tubes.

The double-self-locking key ring further comprises a key ring seat and a connecting part, the bottom end of the key ring seat is hinged to the top end of the connecting part, and the bottom end of the connecting part is hinged to the top end of the key ring.

Preferably, the connecting part comprises a connecting block and a vertical rotating shaft, the connecting block of the square body is provided with a vertical stepped deep hole with a large upper part and a small lower part and a horizontal hole in the left-right direction, the vertical rotating shaft with a convex ring at the top end is deeply inserted into the vertical hole of the connecting block, and the connecting block is hinged on a U-shaped groove seat at the bottom end of the key buckle seat in a manner of matching with a left horizontal shaft and a right horizontal shaft which are positioned above the top end of the vertical rotating shaft; the lower part of the vertical rotating shaft is also provided with a radial hole which is provided with a horizontal rotating shaft, the top of the outer sleeve is provided with a pair of lifting lugs, the lifting lugs are provided with corresponding shaft holes, and the vertical rotating shaft is hinged with the lifting lugs through a rotating shaft.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses a two auto-lock key ring simple structure, place U type spring leaf in the inner tube, it is first and the second round hole to cooperate through two fixture blocks on the U type spring leaf open end outside, can realize two auto-lock block between outer tube and the inner tube and fix, it can not drop easily to have guaranteed that the key ring, it is safer to use, and it is more convenient to operate in the in-service use, only need press down the fixture block of card on first round hole hard when using, take the inner tube out from the outer tube, hang the key after on the horizontal pole of key ring body, it is intraductal to insert the outer tube to the inner tube cover again, let the fixture block first round hole again, can fix the key on the key ring.

(2) The utility model discloses spare part is less than general prior art, can reduce child and mistake the potential safety hazard of swallowing key ring spare part at the in-process of playing carelessly.

Drawings

FIG. 1 is a perspective view of an embodiment of the present invention;

FIG. 2 is a perspective view of the connecting portion of the present invention;

FIG. 3 is an exploded view of a key ring according to an embodiment of the present invention;

fig. 4 is a perspective view of an assembly structure of the key ring according to the embodiment of the present invention.

In the figure: 1-a key buckle seat, 2-a connecting part, 21-a connecting block, 22-a connecting shaft, 23-an inserted bar, 24-a rotating shaft, 3-a key buckle, 31-a key buckle body, 311-an outer sleeve, 312-a first round hole, 313-a cross bar, 314-a lifting lug, 32-a movable part, 321-an inner pipe, 322-a second round hole, 4-a U-shaped spring piece and 41-a clamping block.

Detailed Description

The technical solutions of the present invention will be described in detail below with reference to the accompanying drawings and examples so that those skilled in the art can better understand and implement the technical solutions of the present invention.

The utility model provides a as shown in fig. 1-3 two auto-lock key rings, including key ring seat 1, connecting portion 2, key ring 3, connecting portion 2 include connecting block 21 and connecting axle 22, are equipped with the horizontal hole of vertically big-end-up shoulder hole and left-right direction on the connecting block 21 of the tetragonal body, and the top is that the perpendicular pivot 22 of bulge loop inserts deeply in the vertical hole of connecting block 21, and horizontal axis 23 articulates on 1 bottom U type groove seat of key ring seat about the cooperation of connecting block 21.

The key ring 3 comprises a key ring body 31 and a movable part 32, wherein an outer sleeve 311 transversely extends from the side surface of the top end of the key ring body 31 to one side, a first round hole 312 is arranged at the middle position of the two sides of the outer sleeve 311, a cross rod 313 parallel to the outer sleeve 311 is arranged on the side surface of the bottom end of the key ring body 31, the outer end of the cross rod 313 is matched with the side surface of the bottom end of the movable part 32, an inner pipe 321 is arranged on the side surface of the top end of the movable part 32, the inner pipe 321 is slidably sleeved in the outer sleeve 311, and second round holes 322 corresponding to the first round holes 312 are respectively arranged on the two sides of one end of the inner pipe 321, which is far away from the movable part; the outer tube 311 and the inner tube 321 are square tubes.

A locking component is arranged between the outer sleeve 311 and the inner tube 321 for locking and fixing, the locking component of this embodiment is a U-shaped spring piece 4, the U-shaped spring piece 4 is placed in the inner tube 321, two sides of an opening end of the U-shaped spring piece 4 are provided with a fixture block 41 for locking the outer sleeve 311 and the inner tube 321, the fixture block 41 is clamped on the second round hole 322, when the inner tube 321 is inserted into the outer sleeve 311, the fixture block 41 is automatically clamped on the first round hole 312, and locking and fixing between the outer sleeve 311 and the inner tube 321 are realized.

The lower part of the vertical rotating shaft 22 is provided with a radial hole which is provided with a transverse rotating shaft 24, the top of the outer sleeve 311 is provided with a pair of lifting lugs 314, the lifting lugs 314 are provided with corresponding shaft holes, and the connecting shaft 22 is hinged with the lifting lugs 314 through the transverse rotating shaft 24.

The utility model discloses two auto-lock key ring's application method: during the use, press fixture block 41 of chucking on first round hole 312 hard, the inner tube 321 on the movable part is taken out from the outer tube 311 on the key ring body 31 is inside, with the separation of key ring body 31 and movable part 32, then hang the key on the horizontal pole 313 of key ring body 31 bottom, the key hangs the back, inserts the inner tube 321 inside the outer tube 311 again, lets fixture block 41 chucking again on first round hole 312 and second round hole 322, can be in the key hasp the utility model discloses on.

The above-mentioned embodiment is only the preferred embodiment of the present invention, but can not be regarded as the restriction to the utility model, any change and improvement based on the inventive concept should fall into the protection scope of the present invention, and the specific protection scope is based on the claims.

Claims

1. The utility model provides a two auto-lock key rings, includes the key ring, its characterized in that: the key buckle comprises a key buckle body and a movable part, wherein an outer sleeve transversely extends out of the upper portion of the key buckle body, a first radial round hole which faces forwards and backwards is formed in the outer sleeve, a cross rod parallel to the outer sleeve is arranged on the lower portion of the key buckle, the outer end of the cross rod is matched with a transverse hole formed in the bottom end of the movable part, an inner tube which can transversely penetrate into the outer sleeve in a sliding mode is arranged on the upper portion of the movable part, a second radial round hole corresponding to the first round hole is formed in the inner tube, a double-self-locking part is arranged in the inner tube and is a U-shaped spring piece, clamping blocks are arranged on the outer sides of two opening ends of the inner tube, and elastic protrusions of the clamping blocks are clamped on the second round hole and the first round hole of the outer sleeve sleeved on the inner tube.

2. The dual carabiner of claim 1, wherein: the outer sleeve and the inner pipe are square pipes.

3. The dual carabiner as defined in claim 2, wherein: the bottom end of the key ring seat is hinged to the top end of the connecting portion, and the bottom end of the connecting portion is horizontally hinged to the top end of the key ring.

4. The dual carabiner as defined in claim 3, wherein: the connecting part (2) comprises a connecting block (21) and a vertical rotating shaft (22), the connecting block of the square body is provided with a vertical large-upper-small-lower-small step deep hole and a horizontal hole in the left-right direction, the vertical rotating shaft with a convex ring at the top end is deeply inserted into the vertical hole of the connecting block, and the connecting block is hinged to a U-shaped groove seat at the bottom end of the key buckle seat (1) in a manner of being matched with a left horizontal shaft (23) and a right horizontal shaft (23) which are positioned above the top end of the vertical rotating shaft; the lower part of the vertical rotating shaft is also provided with a radial hole which is provided with a horizontal rotating shaft (24), the top of the outer sleeve (311) is provided with a pair of lifting lugs (314), the lifting lugs are provided with corresponding shaft holes, and the vertical rotating shaft is hinged with the lifting lugs through the horizontal rotating shaft.