CN205153788U - Damping hinge convenient to assemble - Google Patents
Damping hinge convenient to assemble Download PDFInfo
- Publication number
- CN205153788U CN205153788U CN201520849341.6U CN201520849341U CN205153788U CN 205153788 U CN205153788 U CN 205153788U CN 201520849341 U CN201520849341 U CN 201520849341U CN 205153788 U CN205153788 U CN 205153788U
- Authority
- CN
- China
- Prior art keywords
- axle sleeve
- hole
- bearing pin
- hinged component
- pilot hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000013016 damping Methods 0.000 title abstract description 10
- 210000002435 tendon Anatomy 0.000 claims description 16
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000012545 processing Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Hinges (AREA)
Abstract
A damping hinge convenient to assemble comprises a first hinge part, a second hinge part and a pin shaft, wherein the first hinge part is provided with an assembling hole, and the pin shaft is fixedly connected with the second hinge part and penetrates through the assembling hole; the method is characterized in that: a shaft sleeve is arranged between the hole wall of the assembly hole and the pin shaft, at least two grooves are formed in the hole wall of the assembly hole in the hole shaft direction, convex ribs matched with the grooves are axially arranged on the outer wall of the shaft sleeve, the number of the convex ribs is consistent with that of the grooves, the shaft sleeve is in clearance fit with the first hinge piece, and the shaft sleeve is fixed relative to the first hinge piece; the inner wall of the shaft sleeve is in interference fit with the pin shaft and can rotate relatively. The utility model discloses a damping hinge is guaranteeing that the damping is stable processing and convenient assembling under the reliable prerequisite, can be very easily with the assembly hole of axle sleeve cartridge on first hinge spare to the cost of manufacture is low, can extensive be applied to in the production.
Description
Technical field
The utility model relates to a kind of hinge, and be specifically related to a kind of damp hinge easy to assembly, this damp hinge can be widely used in the industries such as rack, communication, track traffic, household electrical appliances.
Background technology
Damp hinge refer to folding or closed time the hinge of damping force can be provided, it is applied to widely in life, such as in industries such as rack, communication, track traffic, household electrical appliances.A kind of damp hinge common is in the market see shown in accompanying drawing 1 and accompanying drawing 2, this damp hinge comprises the first hinged component 1, second hinged component 2, collar 3, bearing pin 4, first hinged component 1 is provided with through hole, the hole wall of through hole is provided with positive stop strip 5, collar 3 has a breach, by this breach, collar 3 coordinates with positive stop strip 5 and realizes spacing, thus realizes collar 3 and is fixedly connected with the first hinged component 1; One end of described bearing pin 4 is knurled segment 9, bearing pin 4 is fixedly connected with the second hinged component 2 by knurled segment 9, the other end of bearing pin 4 stretches in through hole and also and between collar 3 adopts the mode of interference fit to realize being rotationally connected, and then ensures that the first hinged component 1 and the second hinged component 2 produce damping in the process of rotating by interference fit relation.But this damp hinge also has obvious shortcoming, i.e. complex structure, processing and assembling inconvenience, very high to the requirement of equipment and material, cost of manufacture is higher.For this reason, how to design and a kind ofly ensureing that simple, easy to assembly and cost of manufacture the is low damp hinge of structure under damping reliable and stable prerequisite becomes the problem of the utility model research.
Summary of the invention
The utility model provides a kind of damp hinge easy to assembly, its object is to solve the processing of existing damp hinge and assemble the problem inconvenient, cost of manufacture is higher.
For achieving the above object, the technical solution adopted in the utility model is: a kind of damp hinge easy to assembly, and comprise the first hinged component, the second hinged component and bearing pin, the first hinged component is provided with pilot hole, described bearing pin is relative fixing with the second hinged component, and is placed through in pilot hole; Axle sleeve is provided with between the hole wall of described pilot hole and bearing pin, the hole wall of described pilot hole is provided with at least one groove on the direction of principal axis of hole, the outer wall of described axle sleeve is provided with the convex tendon with fit depressions in the axial direction, the quantity of convex tendon is consistent with the quantity of groove, with this axle sleeve and the first hinged component matched in clearance, relative first hinged component of axle sleeve is fixed; The inwall of described axle sleeve and bearing pin interference fit and can relatively rotate.
Related content in technique scheme is explained as follows:
1, in such scheme, preferably scheme to be described pilot hole be circular port or polygonal hole or mounting hole, the peripheral shape of the cross section of described axle sleeve is consistent with the form trait of pilot hole; The interior angle of described polygonal hole or mounting hole is as described groove, and the exterior angle of the peripheral shape of the cross section of described axle sleeve is as described convex tendon.Better scheme is that the outer wall of described axle sleeve is also provided with many reinforcing ribs in the axial direction.
2, in such scheme, preferably scheme is the quantity of described axle sleeve is two, and one of them is as the first axle sleeve, and another is as the second axle sleeve; First axle sleeve and the second axle sleeve are all between the hole wall and bearing pin of described pilot hole, and bearing pin to be placed through in the first axle sleeve and the second axle sleeve and through pilot hole.Certainly, the quantity of described bearing pin also can be two, and one of them is as the first bearing pin, and another is as the second bearing pin; Described first bearing pin ecto-entad is placed through pilot hole from one end of described pilot hole, described second bearing pin ecto-entad is placed through pilot hole from the other end of described pilot hole, and the first bearing pin is all fixedly connected with described second hinged component with the outer end of the second bearing pin.
The utility model design principle and beneficial effect are: in the assembled condition, described axle sleeve is inserted in the pilot hole on described first hinged component, the hole wall of pilot hole is provided with at least two grooves on the direction of principal axis of hole, the outer wall of axle sleeve is provided with the convex tendon with fit depressions, the quantity of convex tendon is consistent with the quantity of groove, with this axle sleeve and the first hinged component matched in clearance, relative first hinged component of axle sleeve is fixed.Therefore, in practice, the shape of pilot hole can be circular, and now hole wall is provided with groove on the direction of principal axis of hole; Pilot hole can be also polygonal hole or mounting hole, and now the interior angle of this polygon pilot hole is equivalent to groove, and the exterior angle of polygon axle sleeve with matching is equivalent to convex tendon, and relative first hinged component of axle sleeve is fixed thus.In order to increase the frictional force of axle sleeve between the first hinged component, the outer wall of axle sleeve is also provided with many reinforcing ribs in the axial direction.Described bearing pin is fixedly connected with the second hinged component, adopts the mode of interference fit to produce damping force between bearing pin and axle sleeve, and controls the magnitude of interference bearing pin and axle sleeve are relatively rotated, and is so just equivalent to described first hinged component and the second hinged component is rotationally connected.
Axle sleeve and the first hinged component adopt matched in clearance, so damp hinge of the present utility model processing and easy to assembly under guarantee damping reliable and stable prerequisite, can be inserted into by axle sleeve in the pilot hole on described first hinged component very like a cork; And less demanding to equipment of this structure of the present utility model, cost of manufacture is low, can be widely used in production.
Accompanying drawing explanation
Accompanying drawing 1 is the stereogram of damp hinge in the utility model prior art;
Accompanying drawing 2 is the perspective exploded view of damp hinge in the utility model prior art;
Accompanying drawing 3 is the perspective view of the utility model damp hinge;
Accompanying drawing 4 is the perspective exploded view of the utility model damp hinge;
Accompanying drawing 5 is the utility model damp hinge generalized section in the assembled condition;
Accompanying drawing 6 is the first structural representation of pilot hole in the first hinged component of the utility model damp hinge;
Accompanying drawing 7 is the first structural representation of the axle sleeve of the utility model damp hinge;
Accompanying drawing 8 is the second structural representation of pilot hole in the first hinged component of the utility model damp hinge;
Accompanying drawing 9 is the second structural representation of the axle sleeve of the utility model damp hinge;
Accompanying drawing 10 is the 3rd structural representation of pilot hole in the first hinged component of the utility model damp hinge;
Accompanying drawing 11 is the 3rd structural representation of the axle sleeve of the utility model damp hinge;
Accompanying drawing 12 is the first assembling schematic diagram of the utility model damp hinge;
Accompanying drawing 13 is the second assembling schematic diagram of the utility model damp hinge;
Accompanying drawing 14 is the 3rd assembling schematic diagram of the utility model damp hinge.
In above accompanying drawing: 1, the first hinged component; 2, the second hinged component; 3, collar; 4, bearing pin; 5, positive stop strip; 6, pilot hole; 7, groove; 8, axle sleeve; 9, convex tendon; 10, reinforcing rib.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment: a kind of damp hinge easy to assembly
Shown in accompanying drawing 3 to 7, this damp hinge comprises the first hinged component 1, second hinged component 2 and bearing pin 4, first hinged component 1 is provided with pilot hole 6, and described bearing pin 4 is relative fixing with the second hinged component 2, and is placed through in pilot hole 6; Axle sleeve 8 is provided with between the hole wall of described pilot hole 6 and bearing pin 4, the hole wall of described pilot hole 6 is provided with groove 7 on the direction of principal axis of hole, the outer wall of described axle sleeve 8 is provided with the convex tendon 9 matched with groove 7 in the axial direction, the quantity of convex tendon 9 is consistent with the quantity of groove 7, with this axle sleeve 8 and the first hinged component 1 matched in clearance, relative first hinged component 1 of axle sleeve 8 is fixed; The inwall of described axle sleeve 8 and bearing pin 4 interference fit and can relatively rotate.
Described pilot hole 6 is hexagon, and the peripheral shape of the cross section of described axle sleeve 8 is consistent with the form trait of pilot hole.The interior angle of described hexagon pilot hole is as groove 7, and the exterior angle of the peripheral shape of the cross section of described axle sleeve 8 is as convex tendon 9.The outer wall of axle sleeve 8 is also provided with three reinforcing ribs 10 in the axial direction.
The quantity of described axle sleeve 8 is two, and one of them is as the first axle sleeve, and another is as the second axle sleeve; First axle sleeve and the second axle sleeve are all between the hole wall and bearing pin 4 of described pilot hole 6, and bearing pin 4 is placed through in the first axle sleeve and the second axle sleeve.
Accompanying drawing 12 to 14 is the assembly manufacturing schematic diagram of described damp hinge, in assembly manufacturing process, first, first axle sleeve and the second axle sleeve are pressed into pilot hole 6 from the two ends of pilot hole 6, again the first hinged component 1 and the second hinged component 2 are assembled together, finally be pressed in axle sleeve 8 by bearing pin 4, the outer end of bearing pin 4 can be knurled segment, and knurled segment is fixedly connected with the second hinged component 2.
Explanation about the present embodiment partial content:
1, in the present embodiment, the metal that the hardness such as the material employing stainless steel that bearing pin 4, first hinged component 1, second hinged component 2 is used are larger, axle sleeve 8 material used adopts mechanical nylon, have the advantages that high abrasion is heat-resisting, guarantee that the damping force that described damp hinge produces when long-time use can not diminish or lose.
2, in the present embodiment, described bearing pin 4 is knurled pin, and namely the outer end of bearing pin 4 is knurled segment, can be fixedly connected with this bearing pin 4 with the second hinged component 2.
3, about the change of the present embodiment: the quantity of described bearing pin 4 also can be two, as being the first bearing pin and the second bearing pin, two bearing pins are placed through in the first axle sleeve and the second axle sleeve respectively.
Described pilot hole 6 also can be circular port or mounting hole, and the peripheral shape of the cross section of described axle sleeve 8 is consistent with the form trait of pilot hole 6; When pilot hole 6 is circular port, shown in accompanying drawing 10 and 11, the peripheral shape of the cross section of axle sleeve 8 is also circular, and the outer wall of axle sleeve is provided with four convex tendons 9 in the axial direction, be provided with four grooves 7 in pilot hole 6, convex tendon 9 matches with groove 7, thus relative first hinged component 1 of axle sleeve 8 is fixed.When pilot hole 6 is mounting hole, shown in accompanying drawing 8 and 9, the interior angle of mounting hole is as groove 7, and the exterior angle of the peripheral shape of the cross section of axle sleeve is as convex tendon 9, and the outer wall of axle sleeve 8 is also provided with two reinforcing ribs 10 in the axial direction.In like manner, described pilot hole 6 can be also other polygonal hole, and as triangle, quadrangle, pentagon, heptagon etc., as long as axle sleeve 8 and the first hinged component 1 matched in clearance, relative first hinged component 1 of axle sleeve 8 is fixed.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (4)
1. a damp hinge easy to assembly, comprise the first hinged component (1), the second hinged component (2) and bearing pin (4), first hinged component (1) is provided with pilot hole (6), and described bearing pin (4) is relative fixing with the second hinged component (2), and is placed through in pilot hole (6); It is characterized in that: between the hole wall of described pilot hole (6) and bearing pin (4), be provided with axle sleeve (8), the hole wall of described pilot hole (6) is provided with at least one groove (7) on the direction of principal axis of hole, the outer wall of described axle sleeve (8) is provided with the convex tendon (9) matched with groove (7) in the axial direction, the quantity of convex tendon (9) is consistent with the quantity of groove (7), with this axle sleeve (8) and the first hinged component (1) matched in clearance, relative first hinged component (1) of axle sleeve (8) is fixed; The inwall of described axle sleeve (8) and bearing pin (4) interference fit and can relatively rotate.
2. damp hinge easy to assembly according to claim 1, is characterized in that: described pilot hole (6) is circular port or polygonal hole or mounting hole, and the peripheral shape of the cross section of described axle sleeve (8) is consistent with the form trait of pilot hole; The interior angle of described polygonal hole or mounting hole is as described groove (7), and the exterior angle of the peripheral shape of the cross section of described axle sleeve (8) is as described convex tendon (9).
3. damp hinge easy to assembly according to claim 2, is characterized in that: the outer wall of described axle sleeve (8) is also provided with many reinforcing ribs (10) in the axial direction.
4. the damp hinge easy to assembly according to claims 1 to 3 any one, is characterized in that: the quantity of described axle sleeve (8) is two, and one of them is as the first axle sleeve, and another is as the second axle sleeve; First axle sleeve and the second axle sleeve are all positioned between the hole wall of described pilot hole (6) and bearing pin (4), and bearing pin (4) is placed through in the first axle sleeve and the second axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520849341.6U CN205153788U (en) | 2015-10-29 | 2015-10-29 | Damping hinge convenient to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520849341.6U CN205153788U (en) | 2015-10-29 | 2015-10-29 | Damping hinge convenient to assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205153788U true CN205153788U (en) | 2016-04-13 |
Family
ID=55689498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520849341.6U Active CN205153788U (en) | 2015-10-29 | 2015-10-29 | Damping hinge convenient to assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205153788U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972924A (en) * | 2016-05-23 | 2016-09-28 | 青岛海尔股份有限公司 | Storage device and refrigerator |
| CN106593157A (en) * | 2017-02-24 | 2017-04-26 | 浙江正宏五金有限公司 | Hinge |
| CN110735571A (en) * | 2018-07-20 | 2020-01-31 | 鸿富锦精密电子(天津)有限公司 | Hinge and mounting device adopting same |
| CN110924776A (en) * | 2019-12-11 | 2020-03-27 | 江西大发门业有限公司 | Bidirectional opening and closing hinge and bidirectional opening and closing door |
| WO2023078216A1 (en) * | 2021-11-03 | 2023-05-11 | 华为技术有限公司 | Damping pin and cabinet |
-
2015
- 2015-10-29 CN CN201520849341.6U patent/CN205153788U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972924A (en) * | 2016-05-23 | 2016-09-28 | 青岛海尔股份有限公司 | Storage device and refrigerator |
| CN105972924B (en) * | 2016-05-23 | 2019-05-03 | 青岛海尔股份有限公司 | Article-storage device and refrigerator |
| CN106593157A (en) * | 2017-02-24 | 2017-04-26 | 浙江正宏五金有限公司 | Hinge |
| CN110735571A (en) * | 2018-07-20 | 2020-01-31 | 鸿富锦精密电子(天津)有限公司 | Hinge and mounting device adopting same |
| CN110924776A (en) * | 2019-12-11 | 2020-03-27 | 江西大发门业有限公司 | Bidirectional opening and closing hinge and bidirectional opening and closing door |
| CN110924776B (en) * | 2019-12-11 | 2021-07-27 | 江西大发门业有限公司 | Bidirectional opening and closing hinge and bidirectional opening and closing door |
| WO2023078216A1 (en) * | 2021-11-03 | 2023-05-11 | 华为技术有限公司 | Damping pin and cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |