CN107692412B

CN107692412B - Key ring

Info

Publication number: CN107692412B
Application number: CN201710395002.9A
Authority: CN
Inventors: 林向阳
Original assignee: Anhui Vmway Information Technology Co ltd
Current assignee: ANHUI VMWAY INFORMATION TECHNOLOGY Co.,Ltd.
Priority date: 2017-05-30
Filing date: 2017-05-30
Publication date: 2020-10-09
Anticipated expiration: 2037-05-30
Also published as: CN107692412A

Abstract

The invention discloses a key ring, which comprises a buckle body, a buckle ring and an adjusting lock rod, wherein the buckle body comprises a connecting rod, a bottom rod and a limiting rod, a placing groove is formed in the bottom rod, a telescopic loop bar is fixedly connected in the placing groove, and a spring a is sleeved at the outer end of the telescopic loop bar; the adjusting and locking rod comprises an outer rod, an inner rod and a spring b, a groove is formed in the outer rod, one end of the inner rod is sleeved in the groove, the other end of the inner rod protrudes out of the outer rod, a limiting ring is arranged at the lower end of the inner rod, an adjusting lug is arranged in the middle of the inner rod, the spring b is located in the groove, one end of the spring b is in contact with the limiting ring, the other end of the spring b is in contact with the bottom of the groove, a strip-shaped through hole is formed in the outer rod, the adjusting lug penetrates through the strip-shaped through hole and protrudes out of the outer end of the outer rod, mutually matched toothed protrusions are; the invention has the advantages of wide application and simple operation.

Description

Key ring

Technical Field

The invention belongs to the field of articles for daily use, and particularly relates to a key ring.

Background

The key buckle is widely used in daily life of people, generally comprises a key buckle lock and a buckle ring, the buckle ring is used for hanging the key together, then the key buckle lock is hung on trousers, the influence on a user is avoided, the use is convenient, and the loss of the key can be effectively prevented; in order to solve the above problems, it is necessary to develop a key ring which is widely used and is easy to operate.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a key which is widely applied and is simple to operate.

The purpose of the invention is realized as follows: a key ring comprises a buckle body, a buckle ring and an adjusting lock rod, wherein the buckle body is of a frame structure with an opening at one end, the lower end of the buckle body is connected with the buckle ring, the opening of the buckle body is provided with the adjusting lock rod, the buckle body comprises a connecting rod, a bottom rod and a limiting rod, the connecting rod is L-shaped, the two ends of the connecting rod are respectively and fixedly and vertically connected with the bottom rod and the limiting rod, one end of the bottom rod is vertically and fixedly connected with the connecting rod, the other end of the bottom rod is provided with the adjusting lock rod, the limiting rod is positioned outside the adjusting lock rod, a placing groove is formed in the bottom rod, a telescopic loop rod is fixedly connected in the placing groove, one end of the telescopic loop rod is fixedly connected with the groove wall of the placing groove, the other end; the adjusting and locking rod comprises an outer rod, an inner rod and a spring b, a groove is formed in the outer rod, one end of the inner rod is sleeved in the groove, the other end of the inner rod protrudes out of the outer rod, a limiting ring is arranged at the lower end of the inner rod, an adjusting lug is arranged in the middle of the inner rod, the spring b is located in the groove, one end of the spring b is in contact with the limiting ring, the other end of the spring b is in contact with the bottom of the groove, a strip-shaped through hole is formed in the outer rod, the adjusting lug penetrates through the strip-shaped through hole to protrude out of the outer end of the outer rod, tooth-shaped protrusions which are matched with each other are fixedly arranged on one side, in contact with the.

The telescopic loop bar is connected by first loop bar and second loop bar cover, the diameter of first loop bar is greater than the diameter of second loop bar, first loop bar with outer pole fixed connection, the second loop bar with the cell wall fixed connection of standing groove.

The length direction of the strip-shaped through hole is the same as the length direction of the outer rod, and the length of the strip-shaped through hole is the same as the length of the protruding part of the inner rod.

And magnets are arranged in the tooth-shaped bulges.

The inner rod is cylindrical, the width of the limiting groove is the same as the diameter of the inner rod, and the length of the limiting groove is twice of the diameter of the inner rod.

Due to the adoption of the technical scheme, the invention has the beneficial effects that:

the length of the inner rod protruding out of the outer rod is adjusted by the aid of the elastic action of the spring b, connection of the inner rod and the limiting groove is controlled, the adjusting lock rod is moved by the aid of the elastic action of the spring a, and accordingly the key ring is opened and closed;

in general, the invention has the advantages of wide application and simple operation.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a cross-sectional view of a front view of the present invention.

Fig. 3 is a partial structural view of a section of the adjusting lock lever in the present invention.

FIG. 4 is a top view of the bottom bar of the present invention.

In the figure: 1. the buckle body 11, the connecting rod 111, the limiting groove 12, the bottom rod 121, the placing groove 13, the limiting rod 2, the buckle ring 3, the adjusting lock rod 31, the outer rod 311, the groove 312, the strip-shaped through hole 32, the inner rod 321, the limiting ring 322, the adjusting bump 33, the spring b 4, the telescopic loop bar 41, the first loop bar 42, the second loop bar 43, the spring a 5 and the tooth-shaped protrusion.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

As shown in fig. 1, 2, 3, and 4: a key ring comprises a buckle body 1, a buckle ring 2 and an adjusting lock rod 3, wherein the buckle body 1 is of a frame structure with an opening at one end, the lower end of the buckle body is connected with a retaining ring 2, an opening of the buckle body 1 is provided with an adjusting lock rod 3, the buckle body 1 comprises a connecting rod 11, a bottom rod 12 and a limiting rod 13, the connecting rod 11 is L-shaped, the two ends of the bottom rod are respectively and fixedly and vertically connected with a bottom rod 12 and a limiting rod 13, one end of the bottom rod 12 is vertically and fixedly connected with the connecting rod 11, the other end is provided with an adjusting lock rod 3, the limiting rod 13 is positioned at the outer side of the adjusting lock rod 3, a placing groove 121 is arranged inside the bottom rod 12, a telescopic loop bar 4 is fixedly connected in the placing groove 121, one end of the telescopic loop bar 4 is fixedly connected with the groove wall of the placing groove 121, the other end of the telescopic loop bar 4 is fixedly connected with the adjusting lock bar 3, and a spring a43 is sleeved at the outer end of the telescopic loop bar 4; the adjusting and locking rod 3 comprises an outer rod 31, an inner rod 32 and a spring b33, a groove 311 is formed in the outer rod 31, one end of the inner rod 32 is sleeved in the groove 311, the other end of the inner rod protrudes out of the outer rod 31, a limiting ring 321 is arranged at the lower end of the inner rod 32, an adjusting lug 322 is arranged in the middle of the inner rod, the spring b33 is located in the groove 311, one end of the spring b33 is in contact with the limiting ring 321, the other end of the spring b is in contact with the bottom of the groove 311, a strip-shaped through hole 312 is formed in the outer rod 31, the adjusting lug 322 penetrates through the strip-shaped through hole 312 and protrudes out of the outer rod 31, toothed protrusions 5 which are matched with each other are fixedly arranged on one side of the adjusting and locking rod 3 in contact with the limiting rod 13, and.

The telescopic loop bars 4 are connected by a first loop bar 41 and a second loop bar 42 in a sleeved mode, the diameter of the first loop bar 41 is larger than that of the second loop bar 42, the first loop bar 41 is fixedly connected with the outer bar 31, and the second loop bar 42 is fixedly connected with the groove wall of the placing groove 121; the length direction of the strip-shaped through hole 312 is the same as the length direction of the outer rod 31, and the length of the strip-shaped through hole 312 is the same as the length of the protruding part of the inner rod 32.

A magnet is arranged in the tooth-shaped bulge 5; the inner rod 32 is cylindrical, the width of the limiting groove 111 is the same as the diameter of the inner rod 32, and the length of the limiting groove is twice the diameter of the inner rod 32.

In the using process of the invention, firstly, the adjusting lug 322 is pressed to enable the adjusting lug 322 to move downwards along the length direction of the strip-shaped through hole 312, the adjusting lug 322 moves to drive the inner rod 32 to move downwards by utilizing the elastic action of the spring b33, the length of the inner rod 32 protruding out of the outer rod 31 is reduced, so that the inner rod 32 is separated from the limiting groove 111, then, the adjusting lock rod 3 is pushed inwards, the adjusting lock rod 3 can integrally move inwards by virtue of the elastic action of the spring a43 and the telescopic action of the telescopic sleeve rod 4, so that the opening of the key ring is completed, when the key ring is closed, the resetting of the adjusting lock rod 3 can be completed by utilizing the elastic action of the spring a43 and the spring b33 respectively, so that the closing of the key ring is completed, in addition, the limiting groove 111 structurally matched with the inner rod 32 is arranged at the joint of the connecting rod 11 and the limiting rod 13, the width of the limiting groove 111 is the same, the length of the adjusting lock rod 3 is twice of the diameter of the inner rod 32, the side, which is contacted with the limiting rod 13, of the adjusting lock rod 3 is fixedly provided with the toothed protrusions 5 which are matched with each other, and the magnets are arranged in the toothed protrusions 5; in general, the invention has the advantages of wide application and simple operation.

Although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a key ring, includes button body (1), buckle (2) and regulation locking lever (3), button body (1) is one end open-ended frame structure, and its lower extreme is connected with buckle (2), the opening part of button body (1) is provided with regulation locking lever (3), its characterized in that: the buckle body (1) comprises a connecting rod (11), a bottom rod (12) and a limiting rod (13), the connecting rod (11) is L-shaped, two ends of the connecting rod are respectively and fixedly and vertically connected with the bottom rod (12) and the limiting rod (13), one end of the bottom rod (12) is vertically and fixedly connected with the connecting rod (11), the other end of the bottom rod is provided with an adjusting lock rod (3), the limiting rod (13) is positioned on the outer side of the adjusting lock rod (3), a placing groove (121) is formed in the bottom rod (12), a telescopic loop rod (4) is fixedly connected in the placing groove (121), one end of the telescopic loop rod (4) is fixedly connected with the groove wall of the placing groove (121), the other end of the telescopic loop rod is fixedly connected with the adjusting lock rod (3), and a spring a (43) is sleeved on the outer peripheral surface of the; the adjusting and locking rod (3) comprises an outer rod (31), an inner rod (32) and a spring b (33), a groove (311) is formed in the outer rod (31), one end of the inner rod (32) is sleeved in the groove (311), the other end of the inner rod protrudes out of the outer rod (31), a limiting ring (321) is arranged on the lower portion of the inner rod (32), an adjusting lug (322) is arranged in the middle of the outer rod, the spring b (33) is located in the groove (311), one end of the spring b is in contact with the limiting ring (321), the other end of the spring b is in contact with the groove bottom of the groove (311), a strip-shaped through hole (312) is formed in the outer rod (31), the adjusting lug (322) penetrates through the strip-shaped through hole (312) and protrudes out of the outer peripheral face of the outer rod (31), toothed protrusions (5) which are matched with each other are fixedly arranged on one side of the adjusting and locking rod (3) in contact with the limiting rod (13), and a matched limit groove (111); the telescopic loop bar (4) is sleeved with a first loop bar (41) and a second loop bar (42) and connected, the diameter of the first loop bar (41) is larger than that of the second loop bar (42), the first loop bar (41) is fixedly connected with the outer bar (31), and the second loop bar (42) is fixedly connected with the groove wall of the placing groove (121).

2. A key fob according to claim 1 wherein: the length direction of the strip-shaped through hole (312) is the same as the length direction of the outer rod (31), and the length of the strip-shaped through hole (312) is the same as the length of the protruding part of the inner rod (32).

3. A key fob according to claim 1 wherein: and magnets are arranged in the tooth-shaped bulges (5).

4. A key fob according to claim 1 wherein: the inner rod (32) is cylindrical, the width of the limiting groove (111) is the same as the diameter of the inner rod (32), and the length of the limiting groove is twice of the diameter of the inner rod (32).