CN215685266U

CN215685266U - Anti-drop and anti-lost key ring

Info

Publication number: CN215685266U
Application number: CN202122239196.8U
Authority: CN
Inventors: 马瑞丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-01
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to the technical field of key rings, in particular to an anti-drop and anti-lost key ring which comprises an upper clamping ring, a U-shaped accessory, a first fastening rod and a second fastening rod, wherein a first groove and a second groove are symmetrically formed in two sides of the U-shaped accessory, the first fastening rod penetrates through the first groove, a matching groove is formed in the bottom end of the first fastening rod, a reverse thread groove is formed in the inner wall of the matching groove, a forward thread groove is formed in the inner wall of the first groove, forward threads are formed in the outer wall of a fastening seat and are matched with each other, reverse threads are formed in the bottom end of the second fastening rod and are matched with each other, and the anti-drop and anti-lost key ring is designed by adopting double-thread long rods and is divided into the forward threads and the reverse threads. The reverse screw thread is the first protective layer, and forward screw thread is the second protective layer, when reverse screw thread produces the pine phenomenon, produces the reaction force with opposite forward screw thread, and the pine is more tight.

Description

Anti-drop and anti-lost key ring

Technical Field

The utility model relates to the technical field of key rings, in particular to an anti-drop and anti-lost key ring.

Background

As is well known, with the continuous improvement of people's physical living standard and the rapid development of the automobile market, automobiles become more and more popular as people's transportation means, and automobile keys are more and more popular. The existing automobile keys are usually connected by key rings, so that the keys can be protected and are convenient to use.

However, most of the existing key ring is a simple long stick with screw teeth, and the screw teeth are easy to fall off in the using process, so that the key ring is damaged, and the final key is lost, and the using state is poor. Therefore, there is a need for improvements to current key fobs.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an anti-drop and anti-lost key ring.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: an anti-drop and anti-lost key ring comprises an upper snap ring, a U-shaped accessory, a first fastening rod and a second fastening rod, wherein the U-shaped accessory is positioned below the upper snap ring, a movable rod is arranged between the top end of the U-shaped accessory and the bottom end of the upper snap ring, a first groove and a second groove are symmetrically arranged on two sides of the U-shaped accessory, the first groove and the second groove are both positioned at the bottom of the U-shaped accessory, the first fastening rod penetrates through the first groove, a matching groove is arranged at the bottom end of the first fastening rod, a reverse screw groove is arranged on the inner wall of the matching groove, a forward screw groove is arranged on the inner wall of the first groove, a fastening seat is arranged at one end of the first fastening rod, forward screw teeth are arranged on the outer wall of the fastening seat, the forward screw teeth are matched with the forward screw groove, a first fixing seat is arranged at the top end of the first fastening rod, a first limiting groove is arranged on the first fixing seat, the second fastening rod runs through the second groove, the bottom end of the second fastening rod is located inside the matching groove, reverse threads are arranged at the bottom end of the second fastening rod and matched with the reverse threads, a second fixing seat is arranged at the top end of the second fastening rod, and a second limiting groove is formed in the second fixing seat.

In order to improve the use effect of the structure, the utility model has the improvement that the bottom of the first limiting groove is provided with a second limiting groove, the first limiting groove is of a hexagonal structure, and the second limiting groove is of a cross structure.

In order to prolong the service life of the structure, the utility model improves that the bottom of the matching groove is provided with a buffer pad.

In order to improve the practicability of the structure, the utility model improves that a flexible pad is arranged on the inner wall of the U-shaped accessory.

In order to prolong the service life of the U-shaped fitting, the utility model is improved in that the bottoms of the first groove and the second groove are respectively provided with a gasket, and the gaskets are respectively penetrated by the first fastening rod and the second fastening rod.

(III) advantageous effects

Compared with the prior art, the utility model provides an anti-drop and anti-lost key ring, which has the following beneficial effects:

this key ring is prevented losing by anticreep, the bottom of first anchorage bar is equipped with the cooperation groove, be equipped with reverse thread groove on the inner wall in cooperation groove, be equipped with forward thread groove on the inner wall of first recess, be equipped with forward thread on the outer wall of fastening seat, forward thread is mutually supported with forward thread groove, the bottom of second anchorage bar is equipped with reverse thread, reverse thread is mutually supported with reverse thread groove, and this product adopts the design of two long rods of screw thread to divide into forward thread and reverse thread, reverse thread is first protective layer, and forward thread is the second protective layer, when reverse thread produces the pine take off phenomenon, produces reaction force with opposite forward thread, and it is tighter more.

Drawings

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

FIG. 2 is a schematic view of the U-shaped fitting of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2A;

FIG. 4 is a schematic structural view of the first limiting groove shown in FIG. 2 according to the present invention;

in the figure: 1. a snap ring is arranged; 2. a U-shaped fitting; 3. a movable rod; 4. a second fixed seat; 5. a first fastening groove; 6. a second fastening groove; 7. a first fastening rod; 8. a second fastening rod; 9. a first groove; 10. a forward thread groove; 11. a second groove; 12. a first fixed seat; 13. a first limit groove; 14. a fastening seat; 15. positive thread; 16. reverse screw threads; 17. a mating groove; 18. a reverse spiral groove; 19. a second limit groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the anti-drop and anti-lost key ring of the present invention comprises an upper snap ring 1, a U-shaped fitting 2, a first fastening rod 7 and a second fastening rod 8, wherein the U-shaped fitting 2 is located below the upper snap ring 1, a movable rod 3 is disposed between the top end of the U-shaped fitting 2 and the bottom end of the upper snap ring 1, a first groove 9 and a second groove 11 are symmetrically disposed at two sides of the U-shaped fitting 2, the first groove 9 and the second groove 11 are both located at the bottom of the U-shaped fitting 2, the first fastening rod 7 penetrates through the first groove 9, a mating groove 17 is disposed at the bottom end of the first fastening rod 7, a reverse screw groove 18 is disposed on the inner wall of the mating groove 17, a forward screw groove 10 is disposed on the inner wall of the first groove 9, a fastening seat 14 is disposed at one end of the first fastening rod 7, a forward screw 15 is disposed on the outer wall of the fastening seat 14, forward thread 15 and forward thread groove 10 mutually support, the top of first anchorage bar 7 is equipped with first fixing base 12, be equipped with first spacing groove 13 on the first fixing base 12, second anchorage bar 8 runs through second recess 11, just the bottom of second anchorage bar 8 is located the inside of cooperation groove 17, the bottom of second anchorage bar 8 is equipped with reverse thread 16, reverse thread 16 mutually supports with reverse thread groove 18, the top of second anchorage bar 8 is equipped with second fixing base 4, be equipped with second spacing groove 19 on the second fixing base 4.

In order to improve the using effect of the structure, the improvement of the utility model is that the bottom of the first limiting groove 13 is provided with a second limiting groove 19, the first limiting groove 13 is of a hexagonal structure, the second limiting groove 19 is of a cross structure, and the limitation of the structure in use is reduced by the arrangement of the first limiting groove 13 and the second limiting groove 19, and the first fastening rod 7 and the second fastening rod 8 can be respectively fixed by a straight screwdriver, a cross screwdriver and a hexagonal screwdriver, so that the limitation of the structure in use is reduced.

In order to prolong the service life of the structure, the utility model improves that the bottom of the matching groove 17 is provided with a buffer pad, wherein the bottom of the second fastening rod 8 can be prevented from being in hard contact with the bottom of the second fastening rod 8 through the buffer pad, and the occurrence of the phenomenon of wire slipping can be reduced to a certain extent.

In order to improve the practicability of the structure, the improvement of the utility model is that a flexible pad is arranged on the inner wall of the U-shaped fitting 2, and the texture of the structure can be improved through the flexible pad.

In order to prolong the service life of the U-shaped fitting 2, the utility model improves that gaskets are arranged at the bottoms of the first groove 9 and the second groove 11 and are respectively penetrated by the first fastening rod 7 and the second fastening rod 8, and in the structure, the first groove 9 can be prevented from being scratched by the first fixing seat 12 and the second groove 11 can be prevented from being scratched by the second fixing seat 4 through the gaskets.

When the anti-drop and anti-lost key ring is used, the structure is hung at a designated position through the upper clamping ring 1, the U-shaped accessory 2 can shake at the bottom end of the upper clamping ring 1 through the movable rod 3, the upper clamping ring 1 and the movable rod 3 are both of the existing structures, the specific explanation is not detailed here, when an automobile key needs to be hung, a screwdriver is firstly inserted into the first limiting groove 13, then another screwdriver is inserted into the second limiting groove 19, the screwdriver on the first limiting groove 13 is kept to be still, the screwdriver on the second limiting groove 19 is screwed, then the second fastening rod 8 can be taken out from the second groove 11, then a through hole on the key is penetrated into the first fastening rod 7, then the second fastening rod 8 is penetrated into the second groove 11, and then the reverse screw teeth 16 are matched with the reverse screw grooves 18, make second anchorage bar 8's bottom fix in cooperation groove 17, in this structure, first anchorage bar 7 is fixed in first recess 9 department through mutually supporting of forward thread 15 and forward thread 10, after

first anchorage bar

7 and 8 docks and finishes, this structure alright normal use, this product adopts two long rod designs of screw tooth, and divide into forward thread 15 and reverse thread 16, reverse thread 16 is first protective layer, forward thread 15 is the second protective layer, when reverse thread 16 produces the pine phenomenon of taking off, produce reaction force with opposite forward thread 15, it is tight more to loose, and then realize the emergence of anticreep phenomenon.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The anti-drop anti-lost key ring is characterized by comprising an upper snap ring (1), a U-shaped accessory (2), a first fastening rod (7) and a second fastening rod (8), wherein the U-shaped accessory (2) is positioned below the upper snap ring (1), a movable rod (3) is arranged between the top end of the U-shaped accessory (2) and the bottom end of the upper snap ring (1), first grooves (9) and second grooves (11) are symmetrically arranged on two sides of the U-shaped accessory (2), the first grooves (9) and the second grooves (11) are both positioned at the bottom of the U-shaped accessory (2), the first fastening rod (7) penetrates through the first grooves (9), matching grooves (17) are formed in the bottom end of the first fastening rod (7), reverse screw grooves (18) are formed in the inner wall of the matching grooves (17), forward screw grooves (10) are formed in the inner wall of the first grooves (9), the one end of first anchorage bar (7) is equipped with fastening seat (14), be equipped with forward thread (15) on the outer wall of fastening seat (14), forward thread (15) and forward thread groove (10) are mutually supported, the top of first anchorage bar (7) is equipped with first fixing base (12), be equipped with first spacing groove (13) on first fixing base (12), second anchorage bar (8) run through second recess (11), just the bottom of second anchorage bar (8) is located the inside in cooperation groove (17), the bottom of second anchorage bar (8) is equipped with reverse thread (16), reverse thread (16) and reverse thread groove (18) are mutually supported, the top of second anchorage bar (8) is equipped with second fixing base (4), be equipped with second spacing groove (19) on second fixing base (4).

2. The key ring of claim 1, wherein the bottom of the first limiting groove (13) is provided with a second limiting groove (19).

3. The key ring of claim 2, wherein the first limiting groove (13) is of a hexagonal structure, and the second limiting groove (19) is of a cross structure.

4. The key ring of claim 1, wherein the bottom of the matching groove (17) is provided with a buffer pad.

5. The key ring of claim 1, wherein a flexible pad is arranged on the inner wall of the U-shaped fitting (2).

6. The key ring of claim 1, wherein the bottom of the first groove (9) and the bottom of the second groove (11) are provided with a gasket, and the gaskets are penetrated by the first fastening rod (7) and the second fastening rod (8), respectively.