CN217603070U

CN217603070U - Limiting structure

Info

Publication number: CN217603070U
Application number: CN202221018052.8U
Authority: CN
Inventors: 朱金山; 肖晓
Original assignee: Shenzhen Fenda Intelligent Technology Co ltd
Current assignee: Shenzhen Fenda Intelligent Technology Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-10-18
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses a limiting structure, which comprises a first part, a second part and an elastic element; the first part is internally provided with a jack; the second component and the first component can be arranged in a relatively movable way; the magnetic plug-in is arranged in the second component and inserted into the jack to prevent the first component and the second component from moving relatively; the magnetic plug-in unit can also be movably arranged and can be separated from the jack when moving; the magnetic insert can be attracted by an external magnet through the second component; the resilient element is disposed within the second component and is adapted to provide a resilient stress urging the magnetic insert to remain inserted in the receptacle. The utility model discloses a limit structure, it can avoid causing the outward appearance impaired and avoid wearing and tearing.

Description

Limiting structure

Technical Field

The utility model relates to the field of mechanical equipment, especially, relate to a limit structure.

Background

At present, the locking between two parts is mostly realized by adopting a screwing mode, however, the appearance of the parts is damaged by adopting the screwing mode, and the screw is required to be repeatedly rotated when the locking of the two parts is released, so that the abrasion of the screw and the parts is easily caused.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a limiting structure which can avoid causing the appearance to be damaged and avoid abrasion.

The purpose of the utility model is realized by adopting the following technical scheme:

a spacing structure, comprising:

the first component is internally provided with a jack;

a second member movably disposed relative to the first member; a magnetic plug-in unit is arranged in the second component and is inserted into the insertion hole to prevent the first component and the second component from moving relatively; the magnetic plug-in unit can be movably arranged and can be separated from the jack when moving; the magnetic insert is attracted by an external magnet through the second member;

and the elastic element is arranged in the second component and is used for providing elastic stress for promoting the magnetic insert to keep inserted in the jack.

Further, two ends of the elastic element respectively abut against the second component and the magnetic insert; the surface of the magnetic insert facing the elastic element can be attracted by an external magnet.

Further, the elastic element is a spring, and two ends of the spring are respectively arranged on the second component and the magnetic plug-in unit.

Furthermore, a guide structure for guiding the movement of the magnetic insert is arranged on the second component.

Further, the guide structure comprises a guide rail movably matched with the magnetic insert.

Furthermore, the magnetic plug-in is cylindrical, and the jack is a round hole.

Further, the first component and the second component can relatively rotate, and the first component and the second component are also in a rotatable separation arrangement.

Further, the device also comprises an inverted buckle assembly, wherein the inverted buckle assembly comprises a first buckling part arranged in the first component and a second buckling part arranged in the second component; the second buckling part and the first buckling part are in reverse buckling fit to prevent the first component and the second component from being separated; the first engaging portion and the second engaging portion can be disengaged when the first member and the second member are relatively rotated.

The first buckling part is arranged on the first component, the second buckling part is arranged on the second component, and the first buckling part and the second buckling part are buckled in a screwing direction.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses a built-in jack, magnetism plug-in components and elastic element, can avoid causing the harm to the appearance, magnetism plug-in components keep the cartridge and prevent first part and second part to rotate relatively with the jack under the elastic element effect, realize the locking of first part and second part, at this moment, magnetism plug-in components still can be adsorbed by outside magnet, and thus, through adopting outside magnet to adsorb magnetism plug-in components, can overcome elastic element's elastic stress with the help of the external force, make magnetism plug-in components move and break away from the jack, remove the locking, the relative current need not to rotate the screw repeatedly, avoid causing wearing and tearing.

Drawings

Fig. 1 is a schematic structural view of the limiting structure of the present invention;

fig. 2 is a sectional view of the limiting structure of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2 according to the present invention;

fig. 4 is an exploded view of the limiting structure of the present invention.

In the figure: 10. a first member; 20. a second component; 30. a jack; 40. a magnetic insert; 50. an elastic element; 60. a guide structure; 70. a back-off assembly; 71. a first buckling part; 72. a second fastening part; 80. a limiting part.

Detailed Description

Referring to fig. 1 to 4, the present invention discloses a limiting structure, which comprises a first member 10, a second member 20 and an elastic element 50; the first part 10 is internally provided with a jack 30; the second part 20 is arranged to be movable relative to the first part 10; a magnetic insert 40 is arranged in the second component 20, and the magnetic insert 40 is inserted into the jack 30 to prevent the first component 10 and the second component 20 from moving relatively; the magnetic plug 40 can also be movably arranged and can be disengaged from the jack 30 when moving, so that the first component 10 and the second component 20 are stopped; the magnetic insert 40 can be attracted to an external magnet through the second member 20; a resilient element 50 is provided in the second part 20 and is adapted to provide a resilient stress urging the magnetic insert 40 to remain inserted in the receptacle 30; the jack 30, the magnetic insert 40 and the elastic element 50 are all arranged in the shell, so that damage to the appearance can be avoided, the magnetic insert 40 is inserted into the jack 30 under the action of the elastic element 50 to prevent the first component 10 and the second component 20 from rotating relatively, and the first component 10 and the second component 20 are stopped, at the moment, the magnetic insert 40 can be adsorbed by an external magnet, so that the external magnet is adopted to adsorb the magnetic insert 40, the elastic stress of the elastic element 50 can be overcome by means of external force, the magnetic insert 40 moves to be separated from the jack 30, the stop is relieved, and compared with the prior art, repeated screw rotation is not needed, and abrasion is avoided.

It should be noted that after the magnetic insert 40 is attracted by the external magnet, the magnetic insert 40 can be driven to move by driving the external magnet, so as to overcome the elastic stress of the elastic element 50.

The two ends of the elastic element 50 of this embodiment respectively abut against the second component 20 and the magnetic insert 40; the surface of the magnetic insert 40 facing the elastic element 50 can be adsorbed by an external magnet, so that the magnetic insert 40 moves under the attraction of the external magnet to overcome the elastic stress of the elastic element 50 in the process of being adsorbed by the external magnet, and the process of driving the external magnet to move is not needed to be omitted, and the disassembly is simplified.

In other embodiments, the elastic element 50 may be an elastic sheet, an elastic column, or the like, and the elastic element 50 of this embodiment is a spring, both ends of the spring are respectively disposed on the second component 20 and the magnetic insert 40, and the spring can be directly purchased from the market, thereby saving research and development costs.

In order to improve the motion stability of the second component 20, the second component 20 of the present embodiment is provided with a guiding structure 60 for guiding the movement of the magnetic insert 40.

The guide structure 60 of this embodiment comprises a guide rail or hole that is in a movable fit with the magnetic insert 40.

Specifically, the guide structure 60 includes a guide hole, and the spring is disposed in the guide hole, and the guide hole can limit the spring to simplify the installation of the spring.

In this embodiment, the magnetic plug 40 is cylindrical, and the insertion hole 30 is a circular hole, so that the outer surface of the magnetic plug 40 is smooth and the inner surface of the insertion hole 30 is smooth, so that the magnetic plug 40 can move more smoothly.

The first component 10 and the second component 20 of the present embodiment can relatively rotate, and the first component 10 and the second component 20 are also rotatably separated, so that the first component 10 and the second component 20 can be prevented from relatively rotating by the cooperation of the magnetic insert 40 and the insertion hole 30, and the first component 10 and the second component 20 can be prevented from being separated; meanwhile, after the magnetic plug-in unit 40 is separated from the jack 30, the first member 10 and the second member 20 can be separated by rotation, so that the assembly and disassembly are realized, and the assembly and disassembly are simple.

In other embodiments, the first and

second components

10, 20 are rotatably separable by a threaded connection, in which case at least several rotations are required to achieve separation.

The present embodiment further comprises a back-off assembly 70, wherein the back-off assembly 70 comprises a first fastening portion 71 disposed in the first component 10 and a second fastening portion 72 disposed in the second component 20; the second buckling part 72 and the first buckling part 71 are in inverted buckling fit to prevent the first component 10 and the second component 20 from being separated, so that the first component 10 and the second component 20 are limited in the separation direction; when the first member 10 and the second member 20 are relatively rotated, the first engaging portion 71 and the second engaging portion 72 can be disengaged, and at this time, the first member 10 and the second member 20 can be separated; from above, only need rotate first buckling parts 71 and second buckling parts 72 dislocation can realize that second buckling parts 72 and second buckling parts 72 break away from, compare the mode that adopts threaded connection, can reduce first part 10 and/or second part 20 rotation angle, improve dismouting efficiency.

The embodiment further comprises a limiting part 80 and a limiting part 80, wherein the limiting part 80 is abutted against the surface of the first buckling part 71 facing the screwing direction of the first component 10 or the surface of the second buckling part 72 facing the screwing direction of the second component 20, so that the limiting part 80 limits the relative position of the first buckling part 71 and the second buckling part 72, and the first buckling part 71 and the second buckling part 72 are screwed in place.

It should be noted that the limiting portion 80 is disposed on the first component 10 and abuts against a surface of the second engaging portion 72 facing the screwing direction of the second component 20; alternatively, the stopper 80 is provided on the second member 20 and abuts against a surface of the first engaging portion 71 facing the screwing direction of the first member 10.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A limit structure, comprising:

a first part (10), wherein a jack (30) is arranged in the first part (10);

a second part (20) arranged to be movable relative to the first part (10); a magnetic insert (40) is arranged in the second component (20), and the magnetic insert (40) is inserted into the insertion hole (30) to prevent the first component (10) and the second component (20) from moving relatively; the magnetic insert (40) is also movably arranged and can be disengaged from the jack (30) when being moved; the magnetic insert (40) can be attracted by an external magnet through the second member (20);

-an elastic element (50) arranged in said second part (20) and intended to provide elastic stress urging said magnetic insert (40) to remain inserted in said receptacle (30).

2. Structure as in claim 1, characterized in that said elastic element (50) bears at its two ends against said second component (20) and said magnetic insert (40), respectively; the surface of the magnetic insert (40) facing the elastic element (50) can be attracted by an external magnet.

3. Spacing structure as in claim 1, characterized in that said elastic element (50) is a spring, the two ends of which are respectively arranged on said second part (20) and on said magnetic insert (40).

4. Spacing structure according to claim 1, characterized in that said second part (20) is provided with guide means (60) for guiding the movement of said magnetic inserts (40).

5. Limit structure according to claim 4, characterized in that said guide structure (60) comprises a guide rail which is mobile in cooperation with said magnetic insert (40).

6. The spacing structure according to claim 1, wherein said magnetic insert (40) is cylindrical and said receptacle (30) is a circular hole.

7. A spacing structure according to claim 1, characterized in that said first member (10) and said second member (20) are capable of relative rotational movement, and said first member (10) and said second member (20) are further rotatably spaced apart.

8. The spacing structure of claim 7, further comprising an inverted assembly (70), said inverted assembly (70) comprising a first engagement portion (71) disposed in said first component (10) and a second engagement portion (72) disposed in said second component (20); the second buckling part (72) and the first buckling part (71) are in reverse buckling fit to prevent the first component (10) and the second component (20) from being separated; the first engaging portion (71) and the second engaging portion (72) can be disengaged when the first member (10) and the second member (20) are relatively rotated.

9. The position limiting structure according to claim 8, further comprising a position limiting portion (80), wherein the position limiting portion (80) abuts against a surface of the first engaging portion (71) facing the screwing direction of the first component (10) or a surface of the second engaging portion (72) facing the screwing direction of the second component (20).