CN103410395A - Damping hinge - Google Patents
Damping hinge Download PDFInfo
- Publication number
- CN103410395A CN103410395A CN2013103511729A CN201310351172A CN103410395A CN 103410395 A CN103410395 A CN 103410395A CN 2013103511729 A CN2013103511729 A CN 2013103511729A CN 201310351172 A CN201310351172 A CN 201310351172A CN 103410395 A CN103410395 A CN 103410395A
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- Prior art keywords
- bearing pin
- pilot hole
- axle sleeve
- hinged component
- hole
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- 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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Abstract
A damping hinge comprises a first hinge part, a second hinge part and pin shafts, an assembling hole is formed in the first hinge part, and the pin shafts are fixedly connected with the second hinge part and penetrate the assembling hole. The damping hinge is characterized in that shaft sleeves are arranged between the hole wall of the assembling hole and the pin shafts, at least one rib is arranged on the hole wall of the assembling hole along the hole axis direction, and the at least one rib is embedded in outer walls of the shaft sleeves, so that the shaft sleeves are fixed relative to the first hinge part; inner walls of the shaft sleeves are in interference fit with the pin shafts, and the shaft sleeves and the pin shafts can rotate relatively. The damping hinge is simple in structure, stable and reliable in damping, convenient to assemble and low in manufacturing cost, and requirements of the structure for devices are not high.
Description
Technical field
The present invention relates to a kind of hinge, be specifically related to a kind of damp hinge, this damp hinge can be widely used in the industries such as rack, communication, track traffic, household electrical appliances.
Background technology
Damp hinge refers to the hinge that damping force can be provided in folding or when closed, and it is applied to widely in life, such as in industries such as rack, communication, track traffic, household electrical appliances.Common a kind of damp hinge is referring to shown in accompanying drawing 1 and accompanying drawing 2 in the market, this damp hinge comprises the first hinged component 1, the second hinged component 2, collar 3, bearing pin 4, the 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 with positive stop strip 5, coordinate realize spacing, thereby realize that collar 3 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 stretch in through hole and and collar 3 between adopt the mode of interference fit to realize being rotationally connected, and then guarantee that by the interference fit relation the first hinged component 1 and the second hinged component 2 produce damping in the process of rotating.But this damp hinge also has apparent in view shortcoming, i.e. complex structure, very high to the requirement of equipment and material, cost of manufacture is higher.For this reason, how to design and a kind ofly guaranteeing that simple in structure, easy to assembly under the reliable and stable prerequisite of damping and damp hinge that cost of manufacture is low becomes the problem of the present invention's research.
Summary of the invention
The invention provides a kind of damp hinge, its purpose is to solve existing damp hinge complex structure, assembling complexity and the higher problem of cost of manufacture.
For achieving the above object, the technical solution used in the present invention is: a kind of damp hinge, comprise the first hinged component, the second hinged component and bearing pin, and the first hinged component is provided with pilot hole, and described bearing pin is fixedly connected with the second hinged component, and is placed through in pilot hole; Between the hole wall of described pilot hole and bearing pin, be provided with axle sleeve, the hole wall of described pilot hole is provided with at least one convex tendon on the direction of principal axis of hole, and this convex tendon embeds the outer wall of axle sleeve, fixes with relative the first hinged component of this axle sleeve; 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 is that the quantity of described bearing pin is two, and one of them is as the first bearing pin, and another is as the second bearing pin; Described the first bearing pin ecto-entad is placed through pilot hole from an end of described pilot hole, described the second bearing pin ecto-entad is placed through pilot hole from the other end of described pilot hole, and the outer end of the first bearing pin and the second bearing pin all is fixedly connected with described the second hinged component;
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; The first axle sleeve is between the hole wall and described the first bearing pin of described pilot hole, and the second axle sleeve is between the hole wall and described the first bearing pin of described pilot hole; One end periphery of described the first axle sleeve is provided with flange, and on the direction of the aperture of described pilot hole, this flange is between the aperture end face and described the second hinged component of described pilot hole one end; One end periphery of described the second axle sleeve is provided with flange, and on the direction of the aperture of described pilot hole, this flange is between the aperture of described pilot hole other end end face and described the second hinged component.
Design principle of the present invention and beneficial effect are: under confined state, described axle sleeve is inserted in the pilot hole on described the first hinged component, and described convex tendon is embedded in sleeve body, be axle sleeve and convex tendon interference fit, convex tendon has increased the frictional force between the first hinged component and axle sleeve, and relative the first hinge of axle sleeve is fixed when damp hinge is worked; Described bearing pin is fixedly connected with the second hinged component, between bearing pin and axle sleeve, adopts the mode of interference fit to produce damping force, and controls the magnitude of interference bearing pin and axle sleeve can be relatively rotated, and so just is equivalent to described the first hinged component and the second hinged component and is rotationally connected.Damp hinge of the present invention is simple in structure, damping is reliable and stable, and this structure is less demanding to equipment, easy to assembly and cost of manufacture is low.
The accompanying drawing explanation
Accompanying drawing 1 is the stereogram of damp hinge in prior art of the present invention;
Accompanying drawing 2 is the perspective exploded view of damp hinge in prior art of the present invention;
Accompanying drawing 3 is the structural representation of damp hinge of the present invention;
Accompanying drawing 4 is the perspective exploded view of damp hinge of the present invention;
Accompanying drawing 5 is the stereogram of the first hinged component of damp hinge of the present invention;
Accompanying drawing 7 is the first assembling machining sketch chart of damp hinge of the present invention;
Accompanying drawing 8 is the second assembling machining sketch chart of damp hinge of the present invention;
Accompanying drawing 9 is the 3rd assembling machining sketch chart of damp hinge of the present invention.
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, convex tendon; 8, axle sleeve; 9, knurled segment; 10, flange.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples:
Embodiment: a kind of damp hinge
To shown in accompanying drawing 6, this damp hinge comprises that the first hinged component 1, the second hinged component 2 and bearing pin 4, the first hinged components 1 are provided with pilot hole 6 referring to accompanying drawing 3, and described bearing pin 4 is fixedly connected with the second hinged component 2, and is placed through in pilot hole 6; 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 four convex tendons 7 on the direction of principal axis of hole, article four, convex tendon 7 on the circumferencial direction of the hole wall of pilot hole 6 every 90 ° of distributions, this convex tendon 7 embeds the outer wall of axle sleeve 8, fixing with relative the first hinged component 1 of this axle sleeve 8; The inwall of described axle sleeve 8 and bearing pin 4 interference fit and can relatively rotate.
The quantity of described bearing pin 4 is two, and namely one of them is as the first bearing pin, and another is as the second bearing pin; Described the first bearing pin ecto-entad is placed through pilot hole 6 from an end of described pilot hole 6, described the second bearing pin ecto-entad is placed through pilot hole 6 from the other end of described pilot hole 6, and the outer end of the first bearing pin and the second bearing pin all is fixedly connected with described the second hinged component 2;
The quantity of described axle sleeve 8 is two, and namely one of them is as the first axle sleeve, and another is as the second axle sleeve; The first axle sleeve is between the hole wall and described the first bearing pin of described pilot hole 6, and the second axle sleeve is between the hole wall and described the first bearing pin of described pilot hole 6; One end periphery of described the first axle sleeve is provided with flange 10, and on the direction of the aperture of described pilot hole 6, this flange 10 is between the aperture end face and described the second hinged component 2 of described pilot hole 6 one ends; One end periphery of described the second axle sleeve is provided with flange 10, and on the direction of the aperture of described pilot hole 6, this flange 10 is between the aperture end face and described the second hinged component 2 of described pilot hole 6 other ends.
Accompanying drawing 7 is the assembling machining sketch chart of described damp hinge to accompanying drawing 9, in the assembling process, at first, the 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 axle sleeve and the second axle sleeve are carried out to fine finishining, finally the first bearing pin and the second bearing pin are pressed into respectively in the first axle sleeve and the second axle sleeve.
Explanation about the present embodiment partial content:
1, in the present embodiment, bearing pin 4, the first hinged component, the second hinged component material used adopt the larger metals of hardness such as stainless steel, axle sleeve 8 material used adopts mechanical nylon, have the advantages that high abrasion is heat-resisting, guarantee that described damp hinge produces when long-time use the damping force can not diminish or lose.
2, in the present embodiment, the magnitude of interference of the inwall of described axle sleeve 8 and bearing pin 4 interference fit is 0.03 ~ 0.07mm, and moment of torsion is 1.1Nm ± 30%.
3, 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 the second hinged component 2 with this bearing pin 4.
4, about the variation of the present embodiment: the quantity of described bearing pin 4 also can be one, and for example, this bearing pin 4 is placed through in pilot hole 6 and connects pilot hole 6, and the two ends of bearing pin 4 are fixedly connected with the second hinged component 2.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (2)
1. damp hinge, comprise the first hinged component (1), the second hinged component (2) and bearing pin (4), the first hinged component (1) is provided with pilot hole (6), and described bearing pin (4) is fixedly connected with the second hinged component (2), and is placed through in pilot hole (6); It is characterized in that: be provided with axle sleeve (8) between the hole wall of described pilot hole (6) and bearing pin (4), the hole wall of described pilot hole (6) is provided with at least one convex tendon (7) on the direction of principal axis of hole, this convex tendon (7) embeds the outer wall of axle sleeve (8), fixing with relative the first hinged component of this axle sleeve (8) (1); The inwall of described axle sleeve (8) and bearing pin (4) interference fit and can relatively rotate.
2. damp hinge according to claim 1, it is characterized in that: the quantity of described bearing pin (4) is two, and one of them is as the first bearing pin, and another is as the second bearing pin; Described the first bearing pin ecto-entad is placed through pilot hole (6) from an end of described pilot hole (6), described the second bearing pin ecto-entad is placed through pilot hole (6) from the other end of described pilot hole (6), and the outer end of the first bearing pin and the second bearing pin all is fixedly connected with described the second hinged component (2);
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; The first axle sleeve is positioned between the hole wall and described the first bearing pin of described pilot hole (6), and the second axle sleeve is positioned between the hole wall and described the first bearing pin of described pilot hole (6); One end periphery of described the first axle sleeve is provided with flange (10), and on the aperture direction of described pilot hole (6), this flange (10) is positioned between the aperture end face and described the second hinged component (2) of described pilot hole (6) one ends; One end periphery of described the second axle sleeve is provided with flange (10), and on the aperture direction of described pilot hole (6), this flange (10) is positioned between the aperture end face and described the second hinged component (2) of described pilot hole (6) other end.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013103511729A CN103410395A (en) | 2013-08-13 | 2013-08-13 | Damping hinge |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2013103511729A CN103410395A (en) | 2013-08-13 | 2013-08-13 | Damping hinge |
Publications (1)
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CN103410395A true CN103410395A (en) | 2013-11-27 |
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Family Applications (1)
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CN2013103511729A Pending CN103410395A (en) | 2013-08-13 | 2013-08-13 | Damping hinge |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104739242A (en) * | 2015-04-21 | 2015-07-01 | 合肥华凌股份有限公司 | Water outflow switch and water dispenser refrigerator |
CN106837030A (en) * | 2015-12-07 | 2017-06-13 | 林崇杰 | Hinge with damping |
CN108716327A (en) * | 2018-05-18 | 2018-10-30 | 王兵 | Damping hinge |
CN112412216A (en) * | 2020-11-17 | 2021-02-26 | 中国科学院长春光学精密机械与物理研究所 | Damping-adjustable hinge, cabin door structure and spacecraft |
CN114506199A (en) * | 2020-10-27 | 2022-05-17 | 奥动新能源汽车科技有限公司 | Lock axle subassembly, locking subassembly, battery package subassembly and electric automobile |
CN114645650A (en) * | 2022-03-11 | 2022-06-21 | 江苏林泉汽车装饰件有限公司 | Hover rotating shaft structure |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4573239A (en) * | 1984-08-17 | 1986-03-04 | The Stanley Works | Three knuckle hinge with bushing inserts in center knuckle and method of making same |
US4675940A (en) * | 1983-09-19 | 1987-06-30 | Ed. Scharwachter Gmbh & Co. Kg. | Hinge assembly for motor vehicle doors |
US6170120B1 (en) * | 1999-06-14 | 2001-01-09 | Lu Sheng-Nan | Notebook computer hinge |
CN201412005Y (en) * | 2009-03-31 | 2010-02-24 | 熊猫电子集团有限公司 | Damping hinge |
CN203113975U (en) * | 2013-02-03 | 2013-08-07 | 陈成忠 | Damping hinge |
CN203383634U (en) * | 2013-08-13 | 2014-01-08 | 苏州德仕耐五金技术有限公司 | Damping hinge |
-
2013
- 2013-08-13 CN CN2013103511729A patent/CN103410395A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4675940A (en) * | 1983-09-19 | 1987-06-30 | Ed. Scharwachter Gmbh & Co. Kg. | Hinge assembly for motor vehicle doors |
US4573239A (en) * | 1984-08-17 | 1986-03-04 | The Stanley Works | Three knuckle hinge with bushing inserts in center knuckle and method of making same |
US6170120B1 (en) * | 1999-06-14 | 2001-01-09 | Lu Sheng-Nan | Notebook computer hinge |
CN201412005Y (en) * | 2009-03-31 | 2010-02-24 | 熊猫电子集团有限公司 | Damping hinge |
CN203113975U (en) * | 2013-02-03 | 2013-08-07 | 陈成忠 | Damping hinge |
CN203383634U (en) * | 2013-08-13 | 2014-01-08 | 苏州德仕耐五金技术有限公司 | Damping hinge |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104739242A (en) * | 2015-04-21 | 2015-07-01 | 合肥华凌股份有限公司 | Water outflow switch and water dispenser refrigerator |
CN106837030A (en) * | 2015-12-07 | 2017-06-13 | 林崇杰 | Hinge with damping |
CN108716327A (en) * | 2018-05-18 | 2018-10-30 | 王兵 | Damping hinge |
CN114506199A (en) * | 2020-10-27 | 2022-05-17 | 奥动新能源汽车科技有限公司 | Lock axle subassembly, locking subassembly, battery package subassembly and electric automobile |
CN112412216A (en) * | 2020-11-17 | 2021-02-26 | 中国科学院长春光学精密机械与物理研究所 | Damping-adjustable hinge, cabin door structure and spacecraft |
CN114645650A (en) * | 2022-03-11 | 2022-06-21 | 江苏林泉汽车装饰件有限公司 | Hover rotating shaft structure |
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Application publication date: 20131127 |