CN218934135U - Hinge - Google Patents
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- CN218934135U CN218934135U CN202222933094.0U CN202222933094U CN218934135U CN 218934135 U CN218934135 U CN 218934135U CN 202222933094 U CN202222933094 U CN 202222933094U CN 218934135 U CN218934135 U CN 218934135U
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Abstract
The utility model discloses a hinge, comprising: the side part of the static hinge is provided with a first assembly barrel, and the end part of the first assembly barrel is provided with a limit groove; the movable hinge is provided with a second assembly barrel at the side part, and a limit boss is arranged at the end part of the second assembly barrel; one end of the damping structure penetrates through the inner cavity of the first assembly barrel, and the other end of the damping structure penetrates through the inner cavity of the second assembly barrel; the limiting boss can take the damping structure as an axis and move along the circumferential direction of the limiting groove. When the movable hinge turns around the fixed hinge by taking the damping structure as an axis, the limiting boss is driven to move circumferentially along the limiting groove, and when the limiting boss abuts against the end part of the limiting groove, the movable hinge cannot continue turning around the same circumference, and the damping structure is reduced to rotate to the limit state through reducing the maximum turning angle of the movable hinge, so that the effect of protecting the damping structure is achieved.
Description
Technical Field
The utility model relates to the technical field of damping hinges, in particular to a hinge.
Background
The hinge is a mechanical device for connecting two objects and allowing the two objects to relatively rotate, and the damping hinge is a damping device which utilizes the damping performance of a damper to reduce the impact force of opening and closing of the two objects on one hand, achieve the effect of reducing noise, and can maintain the included angle between the two opened objects on the other hand.
In the prior art, the maintenance of the included angle between two objects is accomplished by the internal structure of the damper, which has the following disadvantages: if the included angle between two objects is too large, the internal structure of the damper is in the limit position, however, the damper needs to be in the limit position for a long time to keep the included angle, so that the damper is easy to damage.
Disclosure of Invention
In order to overcome the drawbacks and deficiencies of the prior art, an object of the present utility model is to provide a hinge.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a hinge, comprising:
the side part of the static hinge is provided with a first assembly barrel, and the end part of the first assembly barrel is provided with a limit groove;
the movable hinge is provided with a second assembly barrel at the side part, and a limit boss is arranged at the end part of the second assembly barrel; and
one end of the damping structure penetrates through the inner cavity of the first assembly barrel, and the other end of the damping structure penetrates through the inner cavity of the second assembly barrel;
the limiting boss can take the damping structure as an axis and move along the circumferential direction of the limiting groove.
Preferably, the first fitting cartridge includes:
the left cylinder body is positioned at the left end of the side part of the static hinge;
the right cylinder is positioned at the right end of the side part of the static hinge and is coaxial with the left cylinder; the limiting groove comprises a first arc groove arranged at the inner end of the left cylinder body and a second arc groove arranged at the inner end of the right cylinder body, and the limiting boss comprises a first arc table arranged at the right end of the second assembly cylinder and a second arc table arranged at the left end.
Preferably, the method further comprises:
the positioning sleeve is penetrated in the right cylinder;
the positioning groove is formed in the right end of the second assembly barrel, a positioning sliding block is arranged at the left end of the positioning sleeve, and the positioning sliding block can circumferentially move along the positioning groove by taking the positioning sleeve as an axis.
Preferably, the damping structure includes:
the body is arranged in the left cylinder in a penetrating way;
the flat shaft is rotatably connected to the right end of the body, and a through hole for the flat shaft to penetrate is formed in the left end of the second assembly barrel.
Preferably, the method further comprises:
the elastic extrusion structure is arranged in the right cylinder, acts on the positioning sleeve and can continuously provide elastic force for the positioning sliding block to be inserted into the positioning groove.
Preferably, the elastic pressing structure includes:
the first limiting block is connected with the inner wall of the right cylinder;
the spring is arranged in the positioning sleeve in a penetrating way, the left end of the spring abuts against the inner cavity wall of the positioning sleeve, and the right end of the spring abuts against the first limiting block.
Preferably, the method further comprises:
the first rotation stopping groove is formed in the inner wall of the right cylinder body and is axially arranged along the right cylinder body; the lateral part of first stopper is equipped with first lug, first lug is located in the first groove that splines.
Preferably, the method further comprises:
the first sealing structure is arranged at the right end of the right cylinder body and can seal the inner cavity of the right cylinder body.
Preferably, the method further comprises:
the second sealing structure is arranged at the left end of the left cylinder body and can seal the inner cavity of the right cylinder body.
Preferably, the method further comprises:
the shaft sleeve is sleeved at the end part of the second assembly barrel and can cover the limiting protrusion and the limiting groove.
The utility model has the beneficial effects that: when the movable hinge turns around the fixed hinge by taking the damping structure as an axis, the limiting boss is driven to move circumferentially along the limiting groove, when the limiting boss abuts against the end part of the limiting groove, the movable hinge cannot continue turning around the same circumference, the maximum turning angle of the movable hinge is reduced, the condition that the damping structure rotates to a limit state is reduced, the resistance when the limiting boss abuts against the limiting groove is utilized, the included angle of the movable hinge is kept, the effect of protecting the damping structure is achieved, and the service life of the damping structure is prolonged.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is an exploded view of an embodiment of the present utility model;
fig. 3 is a schematic view of a movable hinge structure according to an embodiment of the utility model.
The figure shows: 1-a static hinge;
11-a first assembly cylinder, 111-a left cylinder, 112-a right cylinder, 1121-a first rotation stopping groove;
12-a limit groove, 121-a first arc groove, 122-a second arc groove;
2-a movable hinge;
21-a second assembly barrel, 211-a positioning groove, 212-a perforation;
22-limiting bosses, 221-first arc-shaped platforms and 222-second arc-shaped platforms;
23-shaft sleeve;
3-damping structure, 31-body, 32-flat shaft;
4-positioning sleeves and 41-positioning sliding blocks;
5-elastic extrusion structure, 51-first limiting block, 511-first convex block and 52-spring;
6-a first sealing structure, 61-a check ring for holes and 62-a right cover plate;
7-second seal structure, 71-second stopper, 72-left apron.
Detailed Description
Embodiments of the present utility model will now be described in detail with reference to the drawings, which are intended to be used as references and illustrations only, and are not intended to limit the scope of the utility model.
Referring to fig. 1 to 3, in the present embodiment, a hinge includes:
the static hinge 1 is provided with a first assembly barrel 11 at the side part, and a limit groove 12 is formed at the end part of the first assembly barrel 11;
the movable hinge 2 is provided with a second assembly cylinder 21 at the side part, and a limit boss 22 is arranged at the end part of the second assembly cylinder 21; and
a damping structure 3, one end of which is arranged in the inner cavity of the first assembly cylinder 11 in a penetrating way, and the other end of which is arranged in the inner cavity of the second assembly cylinder 21 in a penetrating way;
the limiting boss 22 can move circumferentially along the limiting groove 12 with the damping structure 3 as an axis.
In this embodiment, the two ends of the first assembly barrel 11 are respectively provided with a first opening, the two ends of the second assembly barrel 21 are respectively provided with a second opening, and the damping structure 3 is a damper.
Preferably, the damping structure 3 includes:
a body 31 penetrating the left cylinder 111;
the flat shaft 32 is rotatably connected to the right end of the body 31, and the left end of the second assembly barrel 21 starts to have a through hole 212 for the flat shaft 32 to penetrate. In this embodiment, the left end of the second assembly barrel 21 is provided with a left counter bore, the through hole 212 is formed in the bottom wall of the left counter bore, the right end of the body 31 is inserted into the left counter bore during assembly, the flat shaft 32 is inserted into the through hole 212, and the left end of the body 31 is inserted into the left barrel 111, so that the assembly is convenient.
Preferably, the first assembly barrel 11 includes:
a left cylinder 111 located at the left end of the side portion of the static hinge 1;
a right cylinder 112 positioned at the right end of the side portion of the stationary hinge 1 and coaxial with the left cylinder 111; the limiting groove 12 includes a first arc groove 121 formed in the inner end of the left cylinder 111 and a second arc groove 122 formed in the inner end of the right cylinder 112, and the limiting boss 22 includes a first arc stage 221 formed in the right end of the second assembly cylinder 21 and a second arc stage 222 formed in the left end.
In this embodiment, the first arc groove 121 and the second arc groove 122 are half circle notches, the first arc table 221 and the second arc table 222 are quarter circle bosses, and the flip angle range of the movable hinge 2 relative to the static hinge 1 is 0-90 °.
Preferably, the method further comprises:
the positioning sleeve 4 is arranged in the right cylinder 112 in a penetrating way;
the positioning groove 211 is formed in the right end of the second assembly barrel 21, a positioning sliding block 41 is arranged at the left end of the positioning sleeve 4, and the positioning sliding block 41 can circumferentially move along the positioning groove 211 by taking the positioning sleeve 4 as an axis.
In the prior art, a positioning structure is not arranged between the left hinge and the right hinge, so that a door connected with the movable hinge 2 can swing at will when the door is installed and used; in this embodiment, when the hinge reaches the limit position, the positioning groove 211 is matched with the positioning sliding block 41 of the positioning sleeve 4, so that the door is prevented from swinging randomly after being opened to the limit position.
Preferably, the method further comprises:
the elastic pressing structure 5 is disposed in the right cylinder 112, acts on the positioning sleeve 4, and continuously provides the positioning slider 41 with an elastic force inserted into the positioning groove 211.
In the present embodiment, the positioning slider 41 is always located in the positioning groove 211 by using the elastic pressing structure 5, so that the separation of the positioning slider 41 from the positioning groove 211 caused by the axial sliding of the positioning sleeve 4 relative to the second assembly tube 21 is reduced, and the stability of the structure is improved.
Preferably, the elastic pressing structure 5 includes:
the first limiting block 51 is connected with the inner wall of the right cylinder 112;
the spring 52 is inserted into the positioning sleeve 4, the left end abuts against the inner cavity wall of the positioning sleeve 4, and the right end abuts against the first limiting block 51. Simple structure, convenient processing.
Preferably, the method further comprises:
a first rotation stopping groove 1121 which is provided on the inner wall of the right cylinder 112 and is axially arranged along the right cylinder 112; the side portion of the first stopper 51 is provided with a first protrusion 511, and the first protrusion 511 is disposed in the first rotation stopping slot 1121.
In this embodiment, during assembly, the spring 52 is inserted into the inner cavity of the positioning sleeve 4 along the axial direction of the right cylinder 112, the first protrusion 511 slides along the first rotation stopping slot 1121 toward the inner cavity of the right cylinder 112, so as to further compress the spring 52, and the compressed spring 52 can continuously provide the positioning slider 41 with the elastic force inserted into the positioning slot 211.
Preferably, the method further comprises:
the first sealing structure 6 is arranged at the right end of the right cylinder 112 and can seal the inner cavity of the right cylinder 112.
In this embodiment, the first sealing structure 6 includes a hole retainer ring 61 and a right cover plate 62, the hole retainer ring 61 is fixed on the inner cavity side wall of the right cylinder 112, and the right cover plate 62 can cover the opening of the right cylinder 112.
Preferably, the method further comprises:
the second sealing structure 7 is provided at the left end of the left cylinder 111, and can seal the inner cavity of the right cylinder 112.
In this embodiment, the second sealing structure 7 includes a second limiting plate and a left cover plate 72, the inner wall of the left cylinder 111 is provided with a second rotation stopping groove along the axial direction, the side portion of the second limiting block 71 is provided with a second protruding block, the second protruding block is disposed in the second rotation stopping groove, the inner end of the second protruding block abuts against the body 31, and the left cover plate 72 can seal the opening of the left cylinder 111.
Preferably, the method further comprises:
the shaft sleeve 23 is sleeved at the end of the second assembly drum 21 and can cover the limit protrusion and the limit groove 12. In this embodiment, a snare groove has been seted up respectively in the both ends outside of second assembly drum 21, and axle sleeve 23 is equipped with two altogether, and the inner wall of axle sleeve 23 is equipped with the arc card strip, and arc card strip and the cooperation of cover groove joint utilize axle sleeve 23 to shelter from the junction of movable hinge 2 and quiet hinge 1, prevent impurity entering.
The above disclosure is illustrative of the preferred embodiments of the present utility model and should not be construed as limiting the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. A hinge, comprising:
the fixed hinge (1) is provided with a first assembly cylinder (11) at the side part, and a limit groove (12) is formed at the end part of the first assembly cylinder (11);
the movable hinge (2) is provided with a second assembly cylinder (21) at the side part, and a limit boss (22) is arranged at the end part of the second assembly cylinder (21); and
one end of the damping structure (3) is penetrated through the inner cavity of the first assembly cylinder (11), and the other end of the damping structure is penetrated through the inner cavity of the second assembly cylinder (21);
the limiting boss (22) can move circumferentially along the limiting groove (12) by taking the damping structure (3) as an axis.
2. A hinge according to claim 1, characterized in that said first fitting cartridge (11) comprises:
a left cylinder (111) positioned at the left end of the side part of the static hinge (1);
a right cylinder (112) which is positioned at the right end of the side part of the static hinge (1) and is coaxial with the left cylinder (111); the limiting groove (12) comprises a first arc groove (121) formed in the inner end of the left cylinder body (111) and a second arc groove (122) formed in the inner end of the right cylinder body (112), and the limiting boss (22) comprises a first arc-shaped table (221) formed in the right end of the second assembly cylinder (21) and a second arc-shaped table (222) formed in the left end.
3. A hinge according to claim 2, further comprising:
the positioning sleeve (4) is arranged in the right cylinder body (112) in a penetrating way;
the positioning groove (211) is formed in the right end of the second assembly barrel (21), a positioning sliding block (41) is arranged at the left end of the positioning sleeve (4), and the positioning sliding block (41) can move circumferentially by taking the positioning sleeve (4) as an axis and along the positioning groove (211).
4. A hinge according to claim 3, characterized in that said damping structure (3) comprises:
a body (31) penetrating the left cylinder (111);
the flat shaft (32) is rotatably connected to the right end of the body (31), and a through hole (212) for the flat shaft (32) to penetrate is formed at the left end of the second assembly cylinder (21).
5. A hinge according to claim 3, further comprising:
and the elastic extrusion structure (5) is arranged in the right cylinder body (112), acts on the positioning sleeve (4) and can continuously provide elastic force for the positioning sliding block (41) to be inserted into the positioning groove (211).
6. A hinge according to claim 5, characterized in that said elastic pressing structure (5) comprises:
the first limiting block (51) is connected with the inner wall of the right cylinder body (112);
the spring (52) is arranged in the positioning sleeve (4) in a penetrating way, the left end of the spring is propped against the inner cavity wall of the positioning sleeve (4), and the right end of the spring is propped against the first limiting block (51).
7. The hinge according to claim 6, further comprising:
a first rotation stopping groove (1121) which is provided on the inner wall of the right cylinder (112) and is axially arranged along the right cylinder (112); the side part of the first limiting block (51) is provided with a first lug (511), and the first lug (511) is arranged in the first rotation stopping groove (1121).
8. The hinge according to claim 7, further comprising:
the first sealing structure (6) is arranged at the right end of the right cylinder body (112) and can seal the inner cavity of the right cylinder body (112).
9. A hinge according to claim 2, further comprising:
and a second sealing structure (7) which is arranged at the left end of the left cylinder (111) and can seal the inner cavity of the right cylinder (112).
10. The hinge according to claim 1, further comprising:
and the shaft sleeve (23) is sleeved at the end part of the second assembly barrel (21) and can cover the limiting protrusion and the limiting groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222933094.0U CN218934135U (en) | 2022-11-03 | 2022-11-03 | Hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222933094.0U CN218934135U (en) | 2022-11-03 | 2022-11-03 | Hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218934135U true CN218934135U (en) | 2023-04-28 |
Family
ID=86062502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222933094.0U Active CN218934135U (en) | 2022-11-03 | 2022-11-03 | Hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218934135U (en) |
-
2022
- 2022-11-03 CN CN202222933094.0U patent/CN218934135U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |