CN221609794U - Hinge - Google Patents
Hinge Download PDFInfo
- Publication number
- CN221609794U CN221609794U CN202420051173.5U CN202420051173U CN221609794U CN 221609794 U CN221609794 U CN 221609794U CN 202420051173 U CN202420051173 U CN 202420051173U CN 221609794 U CN221609794 U CN 221609794U
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- China
- Prior art keywords
- hinge
- spring
- seat
- piston
- hinge according
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Links
- 238000009434 installation Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 210000001503 joint Anatomy 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The utility model discloses a hinge which comprises a first hinge seat, a second hinge seat, a power-assisted elastic piece and a piston, wherein the first hinge seat and the second hinge seat are rotatably connected, the power-assisted elastic piece and the piston are arranged in the second hinge seat, the piston is in butt joint with the first hinge seat, the power-assisted elastic piece comprises at least two springs, the at least two springs are sleeved in an inner sleeve manner, and two ends of each spring are respectively in butt joint with the inner wall of the second hinge seat and the piston. The hinge disclosed by the utility model has the advantages of better power assisting effect, long service life and larger power assisting adjustable range.
Description
Technical Field
The utility model relates to the field of door body rotary connection, in particular to a hinge.
Background
The door hinge is a device which is arranged on the door body and realizes the opening and closing of the door body. For example, a door hinge mounted to the ice chest, the door hinge including a fixed base coupled to the cabinet, a swivel base coupled to the door, and a spindle extending through the fixed base and swivel base.
In some door hinges, the door hinge further comprises a power-assisted elastic piece and a piston, wherein the power-assisted elastic piece and the piston are installed in the fixed seat, and the power-assisted elastic piece is compressed through the running fit of the rotating seat and the piston, so that power assistance is provided for opening or closing the door. Wherein, helping hand elastic component is a spring. But the spring is easy to lose efficacy after being used for a period of time, and the power assisting effect of the door hinge is affected.
Disclosure of utility model
The utility model provides a hinge with better boosting effect, long service life and larger boosting adjustable range, which is realized by the following technical scheme:
The utility model provides a hinge, includes rotatable first articulated seat and the articulated seat of second, and set up in helping hand elastic component and the piston in the articulated seat of second, the piston with the articulated seat butt of first, helping hand elastic component includes two at least springs, two at least springs are interior the overcoat is established, every the both ends of spring respectively with the inner wall of articulated seat of second with the piston butt.
Optionally, the at least two springs include a first spring and a second spring, and the second spring surrounds the outer side of the first spring.
Optionally, the wire diameter of the second spring is greater than or equal to the wire diameter of the first spring.
Optionally, the surface of piston one end of keeping away from first articulated seat is provided with first location arch, the one end of first spring with protruding butt of first location, the one end of second spring with the surface butt of piston one end, and the cover is located protruding week side of first location.
Optionally, the inner wall that the second articulated seat kept away from first articulated seat one end is provided with the second location arch, the other end of first spring with the protruding butt of second location, the other end of second spring with the inner wall butt of second articulated seat one end, and the cover is located the bellied week side of second location.
Optionally, the second hinge seat comprises a second hinge part and a second installation part, a second accommodating cavity is arranged in the second hinge part, the power-assisted elastic piece and the piston are arranged in the second accommodating cavity, and a spiral surface is arranged at one end of the piston, which is close to the first hinge seat;
The first hinge seat comprises a first hinge part and a first installation part, the first hinge part is rotatably connected with the second hinge part, and one end, close to the piston, of the first hinge part is provided with a matching surface corresponding to the spiral surface.
Optionally, the first hinge portion and the first mounting portion are of a unitary structure, and the second hinge portion and the second mounting portion are of a unitary structure.
Optionally, a first mounting hole is formed in the first mounting portion, and a second mounting hole is formed in the second mounting portion; and/or the number of the groups of groups,
The first installation part is provided with a first reinforcing rib, and the second installation part is provided with a second reinforcing rib.
Optionally, the device further comprises a connecting shaft, wherein the connecting shaft penetrates through the first hinging seat, the piston, the power-assisted elastic piece and the second hinging seat, so that the first hinging seat and the second hinging seat are relatively fixed along the axial direction.
Optionally, the side wall of the piston is provided with an axially extending guiding groove, the side wall of the second hinge seat is provided with a corresponding guiding protrusion, and the guiding protrusion is arranged in the guiding groove.
The design has the following advantages: when the first hinging seat and the second hinging seat rotate relatively, the piston slides along the axial direction and compresses the power-assisted elastic piece through the cooperation between the first hinging seat and the piston, so that power assistance is formed for opening or closing the door. Because the helping hand elastic component includes two at least inside and outside nested springs, and the inner wall butt of all springs and second articulated seat, the other end all of all springs and piston butt, make every spring all play the helping hand effect, through letting two at least springs bear pressure simultaneously, can make the pressure that distributes every spring reduce, thereby can reduce the damage possibility of every spring, the life of extension spring, moreover, helping hand elastic component helping hand effect is better, the power of helping hand elastic component can the adjustable scope of power also be bigger.
Drawings
FIG. 1 is a schematic view of the overall structure of an embodiment of the hinge of the present utility model;
FIG. 2 is an exploded view of the hinge of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the hinge of FIG. 1;
FIG. 4 is a schematic view of another view of the hinge of FIG. 1;
FIG. 5 is a schematic view of the first hinge base of the hinge of FIG. 1;
FIG. 6 is a schematic view of a second hinge base of the hinge of FIG. 1;
Fig. 7 is a schematic view of the piston of the hinge of fig. 1.
The meaning of the reference numerals in the figures:
1. A first hinge base; 11. a first hinge part; 111. a mating surface; 12. a first mounting portion; 121. a first mounting hole; 122. a first reinforcing rib;
2. The second hinge seat; 21. a second hinge part; 211. a second accommodation chamber; 212; a second positioning protrusion; 213. a guide protrusion; 22. a second mounting portion; 221. a second mounting hole; 222. a second reinforcing rib;
3. A power-assisted elastic member; 31. a first spring; 32. a second spring;
4. a piston; 41. spiral surface; 42. a first positioning protrusion; 43. a guide groove;
5. A connecting shaft;
6. a gasket.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and detailed description.
As shown in fig. 1 to 3, this embodiment provides a hinge, including a first hinge seat and a second hinge seat that are rotatably connected, and a power-assisted elastic member and a piston that are disposed in the second hinge seat, the piston is in butt joint with the first hinge seat, the power-assisted elastic member includes at least two springs, the at least two springs are sleeved with each other, and two ends of each spring are respectively in butt joint with an inner wall of the second hinge seat and the piston.
In this embodiment, the first hinge seat is a rotating seat, and the second hinge seat is a fixed seat. The hinge may be connected between a door and a case of an opening and closing device (e.g., an ice chest) such that the door and the case are hinged. When the first hinging seat and the second hinging seat rotate relatively, the piston slides along the axial direction and compresses the power-assisted elastic piece through the cooperation between the first hinging seat and the piston, so that power assistance is formed for opening or closing the door.
In the conventional hinge, a spring is used as a booster elastic member. Even to increase the assist force of the assist spring, one skilled in the art generally adjusts the wire diameter or number of turns of the spring. In this embodiment, because the helping hand elastic component includes two at least inside and outside nested springs, and the inner wall butt of all springs and the other end butt of second articulated seat all with the piston all in addition, make every spring all play the helping hand effect, through letting two at least springs bear pressure simultaneously, can make the pressure that distributes every spring reduce, thereby can reduce the damage possibility of every spring, the life of extension spring, moreover, helping hand elastic component helping hand effect is better, the power of helping hand elastic component can be adjusted the scope also bigger.
Further, referring to fig. 5-6, the second hinge seat includes a second hinge portion and a second mounting portion, a second accommodating cavity is provided in the second hinge portion, the power-assisted elastic member and the piston are disposed in the second accommodating cavity, and a spiral surface is provided at one end of the piston near the first hinge seat;
The first hinge seat comprises a first hinge part and a first installation part, the first hinge part is rotatably connected with the second hinge part, and one end, close to the piston, of the first hinge part is provided with a matching surface corresponding to the spiral surface.
Further, referring to fig. 1 to 3, the device further includes a connecting shaft, where the connecting shaft penetrates through the first hinge seat, the piston, the power-assisted elastic element and the second hinge seat, so that the first hinge seat and the second hinge seat are relatively fixed along an axial direction. Further, a spacer is included, the center of which has a polygonal hole, such as a regular hexagon. The end of the connecting shaft penetrates into the polygonal hole and is riveted with the gasket. Therefore, when the connecting shaft is riveted with the gasket, the gasket and the mandrel can be fixed relatively, the limiting effect is achieved, and damage is avoided.
Further, referring to fig. 1, the first mounting portion is provided with a first mounting hole, and the second mounting portion is provided with a second mounting hole. The first articulated seat accessible first mounting hole mounting screw to AND gate body coupling, the second articulated seat accessible second mounting hole mounting screw, thereby with the box connection.
In this embodiment, the hinge has a first posture and a second posture, and the first hinge seat can reciprocally rotate within a preset angle range relative to the second hinge seat, so that the spiral surface and the mating surface slide relatively, and the hinge is switched between the first posture and the second posture. When the hinge is assembled, the first gesture of the hinge can be corresponding to the closed state of the door body of the opening and closing device and the state with smaller opening angle of the door body, and the second gesture can be corresponding to the maximum opening state of the door body of the opening and closing device and the state with larger opening angle of the door body.
Further, referring to fig. 2-3, the at least two springs include a first spring and a second spring, the second spring surrounding an outer side of the first spring. In this embodiment, the first spring and the second spring are both coil springs. The caliber of the first spring is smaller than that of the second spring, and the outer diameter of the first spring is smaller than the inner diameter of the second spring, so that the first spring and the second spring are nested inside and outside. On the basis, a third spring, a fourth spring and the like can be additionally arranged on the outer side of the second spring according to actual needs.
Further, referring to fig. 3 and 7, a first positioning protrusion is disposed on a surface of the piston away from one end of the first hinge seat, one end of the first spring abuts against the first positioning protrusion, and one end of the second spring abuts against a surface of one end of the piston and is sleeved on a circumferential side of the first positioning protrusion. The first positioning bulge is used for positioning the second spring and the first spring, so that the second spring and the first spring can be prevented from shaking, and abrasion is reduced.
Further, referring to fig. 3 and 6, a second positioning protrusion is disposed on an inner wall of the second hinge seat (second accommodating cavity) away from one end of the first hinge seat, the other end of the first spring abuts against the second positioning protrusion, and the other end of the second spring abuts against an inner wall of one end of the second hinge seat and is sleeved on a peripheral side of the second positioning protrusion. The second positioning protrusion is used for positioning the second spring and the first spring, so that the second spring and the first spring can be prevented from shaking, and abrasion is reduced. Meanwhile, under the condition that the bottom end of the second hinging seat is provided with a counter bore corresponding to a fastener at the end part of the connecting shaft, the second positioning protrusion can also play a role in improving the structural strength of the second hinging seat.
Further, referring to fig. 2-3, the wire diameter of the second spring is greater than or equal to the wire diameter of the first spring. In this way, the first spring and the second spring may share the pressure on average.
Further, the first hinge portion and the first mounting portion may be formed into a unitary structure by injection molding, and the second hinge portion and the second mounting portion may be formed into a unitary structure by injection molding. Simplifying the manufacturing process.
Further, referring to fig. 4, the first mounting portion is provided with a first reinforcing rib, and the second mounting portion is provided with a second reinforcing rib. In this way, the structural strength of the first mounting portion and the second mounting portion can be enhanced.
The foregoing detailed description is directed to embodiments of the utility model, and is not intended to limit the scope of the utility model, but rather to cover all modifications and variations within the scope of the utility model.
Claims (10)
1. A hinge, characterized in that: including rotatable first articulated seat and the articulated seat of second of connection, and set up in helping hand elastic component and the piston in the articulated seat of second, the piston with first articulated seat butt, helping hand elastic component includes two at least springs, two at least springs are interior the overcoat and are established, every the both ends of spring respectively with the inner wall of the articulated seat of second with the piston butt.
2. The hinge according to claim 1, wherein: the at least two springs include a first spring and a second spring surrounding an outer side of the first spring.
3. The hinge according to claim 2, wherein: the wire diameter of the second spring is larger than or equal to the wire diameter of the first spring.
4. The hinge according to claim 2, wherein: the piston is far away from the surface of first articulated seat one end is provided with first location arch, the one end of first spring with protruding butt of first location, the one end of second spring with the surface butt of piston one end, and the cover is located the bellied week side of first location.
5. The hinge according to claim 2, wherein: the inner wall of the second hinging seat far away from one end of the first hinging seat is provided with a second positioning bulge, the other end of the first spring is abutted to the second positioning bulge, and the other end of the second spring is abutted to the inner wall of one end of the second hinging seat and sleeved on the periphery of the second positioning bulge.
6. The hinge according to any one of claims 1-5, wherein: the second hinge seat comprises a second hinge part and a second installation part, a second accommodating cavity is formed in the second hinge part, the power-assisted elastic piece and the piston are arranged in the second accommodating cavity, and a spiral surface is formed at one end, close to the first hinge seat, of the piston;
The first hinge seat comprises a first hinge part and a first installation part, the first hinge part is rotatably connected with the second hinge part, and one end, close to the piston, of the first hinge part is provided with a matching surface corresponding to the spiral surface.
7. The hinge according to claim 6, wherein: the first hinge portion and the first mounting portion are of an integral structure, and the second hinge portion and the second mounting portion are of an integral structure.
8. The hinge according to claim 6, wherein: the first mounting part is provided with a first mounting hole, and the second mounting part is provided with a second mounting hole; and/or the number of the groups of groups,
The first installation part is provided with a first reinforcing rib, and the second installation part is provided with a second reinforcing rib.
9. The hinge according to any one of claims 1-5, wherein: the device further comprises a connecting shaft, wherein the connecting shaft penetrates through the first hinging seat, the piston, the power-assisted elastic piece and the second hinging seat, so that the first hinging seat and the second hinging seat are relatively fixed along the axial direction.
10. The hinge according to claim 9, wherein: the lateral wall of piston is provided with the direction recess of axial extension, the lateral wall of second articulated seat is provided with corresponding direction arch, the direction arch set up in the direction recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420051173.5U CN221609794U (en) | 2024-01-09 | 2024-01-09 | Hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420051173.5U CN221609794U (en) | 2024-01-09 | 2024-01-09 | Hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221609794U true CN221609794U (en) | 2024-08-27 |
Family
ID=92430090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420051173.5U Active CN221609794U (en) | 2024-01-09 | 2024-01-09 | Hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221609794U (en) |
-
2024
- 2024-01-09 CN CN202420051173.5U patent/CN221609794U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |