CN115003072B - High-bearing self-limiting hinge device - Google Patents
High-bearing self-limiting hinge device Download PDFInfo
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- CN115003072B CN115003072B CN202210563069.XA CN202210563069A CN115003072B CN 115003072 B CN115003072 B CN 115003072B CN 202210563069 A CN202210563069 A CN 202210563069A CN 115003072 B CN115003072 B CN 115003072B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0226—Hinges
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Abstract
The invention discloses a high-bearing self-limiting hinge device which comprises a plurality of stressed hinges and a limiting hinge, wherein the stressed hinges comprise stressed first hinge plates, stressed second hinge plates, stressed hinge shafts, first flat pads, first self-locking nuts and first gaskets, and the limiting hinge comprises limiting first hinge plates, limiting second hinge plates, limiting hinge shafts, second flat pads, second self-locking nuts, second gaskets, ball head limiting pins and springs. The first stress hinge piece is connected with the second stress hinge piece through a stress hinge shaft, and a stress flat pad, a stress liner and a stress self-locking nut are sequentially arranged at the tail end of the stress hinge shaft; the first limiting hinge piece is connected with the second limiting hinge piece through a limiting hinge shaft, a limiting gasket, a limiting flat gasket and a limiting self-locking nut are sequentially arranged at the tail end of the limiting hinge shaft, and a ball head limiting pin and a spring are arranged between the first limiting hinge piece and the second limiting hinge piece. The invention has the characteristics of strong bearing capacity, simple structure, convenient assembly and strong reliability.
Description
Technical Field
The invention relates to the technical field of cabinet cradle hinge structures, in particular to a high-bearing self-limiting hinge device.
Background
Hinge structures are a common revolute pair that are widely used in rotational design. At present, a door type hinge is generally adopted for a cabinet cradle hinge, a hinge piece is a sheet metal part, the upper end and the lower end of a hinge shaft are riveted and fixed, and in order to improve the loading capacity of the hinge, the whole length of the hinge piece is longer, and the processing and assembling difficulties are higher. Because the hinge piece is sheet metal component, its rigidity is general, even if the whole length of hinge piece is increased, when the cradle load is great, the hinge structure still can take place the condition such as deformation, subsidence. Meanwhile, the existing cabinet cradle hinge only has a rotating function, the cabinet cradle cannot be rotated to a corresponding position to be limited, a limiting mechanism is required to be independently designed, equipment space is additionally occupied, and design difficulty is increased.
Disclosure of Invention
The invention aims to provide a self-limiting hinge combination which has the advantages of strong bearing capacity, simple structure, convenience in assembly and strong reliability.
The technical scheme for realizing the purpose of the invention is as follows: the high-bearing self-limiting hinge device is characterized by comprising a plurality of stress hinges and a limiting hinge;
the stress hinge comprises a first stress hinge piece, a second stress hinge piece, a stress hinge shaft, a stress flat pad, a stress self-locking nut and a stress pad;
the limiting hinge comprises a first limiting hinge piece, a second limiting hinge piece, a limiting hinge shaft, a limiting flat pad, a limiting self-locking nut, a limiting liner, a ball head limiting pin and a spring;
the first stress hinge piece is connected with the second stress hinge piece through a stress hinge shaft, and a stress liner, a stress flat pad and a stress self-locking nut are sequentially arranged at the tail end of the stress hinge shaft; the first limiting hinge piece and the second limiting hinge piece are connected through a limiting hinge shaft, a limiting gasket, a limiting flat gasket and a limiting self-locking nut are sequentially arranged at the tail end of the limiting hinge shaft, and a ball head limiting pin and a spring are arranged between the first limiting hinge piece and the second limiting hinge piece.
Further, the number of the stress hinges is at least 2 according to the load requirement.
Further, the stress hinge shaft is in clearance fit with the first stress hinge piece and the second stress hinge piece through a base hole; the limiting hinge shaft is in clearance fit with the first limiting hinge piece and the second limiting hinge piece through a base hole.
Furthermore, the stress hinge shaft and the tail end of the limit hinge shaft adopt a threaded design, and the locking of the hinge combination is realized through a stress self-locking nut and a limit self-locking nut respectively.
Further, the length of the stress hinge shaft is larger than that of the first stress hinge piece and the second stress hinge piece, and gaps between the stress hinge shaft and the first stress hinge piece and between the stress hinge piece and the stress hinge piece are filled with polytetrafluoroethylene material gaskets.
Further, the length of the limiting hinge shaft is larger than that of the first limiting hinge piece and the second limiting hinge piece, and a polytetrafluoroethylene material gasket is used for filling gaps between the limiting hinge shaft and the first limiting hinge piece and between the limiting hinge shaft and the second limiting hinge piece.
Further, the stress hinge shaft and the limit hinge shaft are made of stainless steel materials.
Further, the first stress hinge piece, the second stress hinge piece, the first limit hinge piece and the second limit hinge piece are all manufactured by adopting 7075 aviation aluminum materials in a processing mode.
Further, the second limiting hinge piece is provided with a mounting hole for mounting a ball head limiting pin and a spring; a limiting groove is formed in the first limiting hinge piece; under the action of the spring, the ball head limiting pin keeps moving in the limiting groove of the first limiting hinge piece until moving to the step in the limiting groove, so that the limiting of the hinge combination is realized.
Further, the limiting grooves on the first limiting hinge plates are provided with limiting steps at corresponding positions according to requirements.
Compared with the prior art, the invention has the remarkable advantages that: (1) high strength and high bearing capacity: the hinge shaft is made of stainless steel, the hinge piece is directly formed by machining 7075 aviation aluminum, the rigidity of the bearing structure part is high, and the hinge is prevented from deforming under high load or vibration environment and sinking; (2) simple structure, convenient assembly, the drunkenness is little: the bottom of the hinge shaft adopts a thread structure, is locked by a self-locking nut to prevent falling, and has simple structure and convenient assembly; the hinge piece is integrally machine-added, the hinge piece and the hinge are in clearance fit by adopting a base hole, the product size precision is high, and a polytetrafluoroethylene backing plate is used for filling a clearance between the hinge piece and the self-locking nut, so that the movement is reduced under the condition that the hinge is free to rotate; (3) the limiting function is simple and reliable: through design spacing groove on the hinge piece, utilize the bulb spacer pin to be jacked into the spacing inslot under the effect of spring, realize the self-limiting of external load when turning to corresponding angle, spacing function is simple reliable.
Drawings
Fig. 1 is a schematic structural view of a stress hinge and a limit hinge in a high-load self-limit hinge device of the present invention.
Fig. 2 is a schematic view of an assembly of the stress hinge of the present invention.
Fig. 3 is a schematic structural view of a first limiting hinge plate according to the present invention.
Fig. 4 is a schematic structural view of a second limiting hinge plate according to the present invention.
Fig. 5 is a schematic diagram showing the combination of the limiting parts of the limiting hinge in the present invention.
Reference numerals in the drawings: the device comprises a 1-stress hinge, a 1-1-first stress hinge piece, a 1-2-second stress hinge piece, a 1-3-stress hinge shaft, a 1-4-stress flat pad, a 1-5-stress self-locking nut and a 1-6-stress pad; the device comprises a 2-limit hinge, a 2-1-first limit hinge piece, a 2-2-second limit hinge piece, a 2-3-limit hinge shaft, a 2-4-limit flat pad, a 2-5-limit self-locking nut, a 2-6-limit pad, a 2-7-ball limiting pin and a 2-8-spring.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, the high-load self-limiting hinge device of the present invention includes a plurality of stress hinges 1 and a limiting hinge 2;
the stress hinge 1 comprises a first stress hinge piece 1-1, a second stress hinge piece 1-2, a stress hinge shaft 1-3, a stress flat pad 1-4, a stress self-locking nut 1-5 and a stress liner 1-6;
the limiting hinge 2 comprises a first limiting hinge piece 2-1, a second limiting hinge piece 2-2, a limiting hinge shaft 2-3, a limiting flat pad 2-4, a limiting self-locking nut 2-5, a limiting liner 2-6, a ball limiting pin 2-7 and a spring 2-8;
the first stress hinge piece 1-1 and the second stress hinge piece 1-2 are connected through a stress hinge shaft 1-3, and a stress flat pad 1-4, a stress liner 1-6 and a stress self-locking nut 1-5 are sequentially arranged at the tail end of the stress hinge shaft 1-3; the first limiting hinge piece 2-1 and the second limiting hinge piece 2-2 are connected through a limiting hinge shaft 2-3, a limiting gasket 2-6, a limiting flat gasket 2-4 and a limiting self-locking nut 2-5 are sequentially arranged at the tail end of the limiting hinge shaft 2-3, and a ball head limiting pin 2-7 and a spring 2-8 are arranged between the first limiting hinge piece 2-1 and the second limiting hinge piece 2-2.
As a specific example, the number of the stressed hinges 1 is at least 2 according to the load requirement.
As a specific example, the stress hinge shaft 1-3 is in clearance fit with the first stress hinge piece 1-1 and the second stress hinge piece 1-2 through a base hole; the limiting hinge shafts 2-3 are in clearance fit with the first limiting hinge piece 2-1 and the second limiting hinge piece 2-2 through base holes, and radial movement can be reduced when the hinge is guaranteed to rotate normally.
As a specific example, the stress hinge shaft 1-3 and the tail end of the limit hinge shaft 2-3 adopt a threaded design, the locking of the hinge combination is realized through the stress self-locking nut 1-5 and the limit self-locking nut 2-5, the axial locking of the hinge mechanism is completed by utilizing the characteristic that the self-locking nut can be self-locked, riveting is not needed, the whole structure is simple, and the assembly is convenient.
As a specific example, referring to fig. 2, the length of the stress hinge shaft 1-3 is greater than that of the first stress hinge piece 1-1 and the second stress hinge piece 1-2, and the gaps between the stress hinge shaft 1-3 and the first stress hinge piece 1-1 and the second stress hinge piece 1-2 are filled with a polytetrafluoroethylene material gasket.
As a specific example, the length of the limiting hinge shaft 2-3 is greater than the lengths of the first limiting hinge piece 2-1 and the second limiting hinge piece 2-2, and a polytetrafluoroethylene material gasket is used for filling gaps between the limiting hinge shaft 2-3 and the first limiting hinge piece 2-1 and the second limiting hinge piece 2-2.
As a specific example, the stress hinge shaft 1-3 and the limit hinge shaft 2-3 are made of stainless steel materials.
As a specific example, the hinge assembly comprises a first stressed hinge piece 1-1, a second stressed hinge piece 1-2, a first limiting hinge piece 2-1 and a second limiting hinge piece 2-2 which are manufactured by adopting 7075 aviation aluminum materials in a machining mode, has high rigidity, high bearing capacity and high vibration and impact resistance, and avoids the conditions of deformation, hinge sinking and the like of the hinge assembly under a high load or vibration environment.
As a specific example, referring to fig. 3, 4 and 5, the second limiting hinge piece 2-2 is provided with a mounting hole, and is provided with a ball limiting pin 2-7 and a spring 2-8; a limiting groove is formed in the first limiting hinge piece 2-1; and the ball head limiting pin 2-7 and the spring 2-8 are arranged on the second limiting hinge piece 2-2, and under the action of the spring 2-8, the ball head limiting pin 2-7 keeps moving in the limiting groove of the first limiting hinge piece 2-1 until moving to the step in the limiting groove, so that the limiting of the hinge combination is realized.
As a specific example, the limiting groove on the first limiting hinge piece 2-1 may be provided with a limiting step at a corresponding position according to the requirement.
The present invention will be described in further detail with reference to specific examples.
Examples
As shown in fig. 1 and 2, the hinge device with high bearing capacity and self-limiting function in this embodiment includes a stress hinge 1 and a limiting hinge 2; the stress hinge 1 consists of a first stress hinge piece 1-1, a second stress hinge piece 1-2, a stress hinge shaft 1-3, a stress flat pad 1-4, a stress self-locking nut 1-5 and a stress pad 1-6; the limiting hinge 2 consists of a first limiting hinge piece 2-1, a second limiting hinge piece 2-2, a limiting hinge shaft 2-3, a limiting flat pad 2-4, a limiting self-locking nut 2-5, a limiting liner 2-6, a ball limiting pin 2-7 and a spring 2-8; the hinge combination at least comprises 2 groups of stress hinges 1 and 1 group of limiting hinges 2 according to the load demand; the fit parts of the stress hinge, the shaft of the limit hinge and the hinge piece are in clearance fit by adopting a base hole; the root parts of the hinge shafts of the stress hinge and the limit hinge are designed by adopting threads, and the locking of the hinge combination is realized by self-locking nuts; the length of the hinge shaft polished rod is slightly longer than that of the hinge piece, and a polytetrafluoroethylene material gasket is used for filling a gap between the hinge shaft polished rod and the hinge piece; a limiting groove is formed in the first limiting hinge piece 2-1, and a ball limiting pin 2-7 and a spring 2-8 are arranged on the second limiting hinge piece 2-2.
In the embodiment, the hinge shaft is made of stainless steel materials, the hinge piece is directly formed by machining 7075 aviation aluminum materials, the hinge combination main bearing structure part is high in rigidity and strength, bearing and vibration impact resistance are high, and the situations of hinge deformation, hinge sinking and the like under high load or vibration environment can be effectively avoided.
In this embodiment, the overlapping portion between the hinge shaft and the hinge plate is a polished rod, and a base hole is adopted between the two to form clearance fit, so that radial play can be reduced when the hinge is ensured to rotate normally.
In this embodiment, the hinge shaft root of atress hinge 1, spacing hinge 2 adopts the screw thread design, utilizes the characteristic that self-locking nut can auto-lock to accomplish hinge mechanism's axial locking, need not the riveting, and overall structure is simple, convenient assembling.
In the embodiment, the length of the hinge shaft polished rod is slightly longer than that of the hinge piece, a polytetrafluoroethylene material gasket is used for filling a gap between the hinge shaft polished rod and the hinge piece, and axial movement can be reduced when normal rotation of the hinge is ensured.
In this embodiment, as shown in fig. 3, 4 and 5, the first limiting hinge piece 2-1 is provided with a limiting groove, the second limiting hinge piece 2-2 is provided with a ball limiting pin 2-7 and a spring 2-8, under the action of the spring 2-8, the ball limiting pin 2-7 always moves in the limiting groove of the first limiting hinge piece 2-1 until moving to a step in the limiting groove, and at this time, if no external force acts, the hinge does not move in the opposite direction, thereby realizing the limiting of the hinge assembly at a certain angle, and the limiting step can be added at the corresponding position of the limiting groove according to the requirement.
In summary, the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The high-bearing self-limiting hinge device is characterized by comprising a plurality of stressed hinges (1) and a limiting hinge (2);
the stress hinge (1) comprises a first stress hinge piece (1-1), a second stress hinge piece (1-2), a stress hinge shaft (1-3), a stress flat pad (1-4), a stress self-locking nut (1-5) and a stress liner (1-6);
the limiting hinge (2) comprises a first limiting hinge piece (2-1), a second limiting hinge piece (2-2), a limiting hinge shaft (2-3), a limiting flat pad (2-4), a limiting self-locking nut (2-5), a limiting liner (2-6), a ball limiting pin (2-7) and a spring (2-8);
the first stress hinge piece (1-1) and the second stress hinge piece (1-2) are connected through a stress hinge shaft (1-3), and a stress liner (1-6), a stress flat pad (1-4) and a stress self-locking nut (1-5) are sequentially arranged at the tail end of the stress hinge shaft (1-3); the novel ball joint hinge is characterized in that the first limiting hinge piece (2-1) and the second limiting hinge piece (2-2) are connected through a limiting hinge shaft (2-3), a limiting gasket (2-6), a limiting flat gasket (2-4) and a limiting self-locking nut (2-5) are sequentially arranged at the tail end of the limiting hinge shaft (2-3), and a ball joint limiting pin (2-7) and a spring (2-8) are arranged between the first limiting hinge piece (2-1) and the second limiting hinge piece (2-2).
2. The high-load self-limiting hinge device according to claim 1, wherein the number of stressed hinges (1) is at least 2 according to the load demand.
3. The high-bearing self-limiting hinge device according to claim 1, wherein the stressed hinge shaft (1-3) is in clearance fit with the first stressed hinge piece (1-1) and the second stressed hinge piece (1-2) through base holes; the limiting hinge shafts (2-3) are in clearance fit with the first limiting hinge piece (2-1) and the second limiting hinge piece (2-2) through base holes.
4. The high-bearing self-limiting hinge device according to claim 1, wherein the stress hinge shaft (1-3) and the tail end of the limiting hinge shaft (2-3) are designed by adopting threads, and the locking of the hinge combination is realized by the stress self-locking nut (1-5) and the limiting self-locking nut (2-5) respectively.
5. The high-bearing self-limiting hinge device according to claim 1, wherein the length of the stress hinge shaft (1-3) is larger than that of the first stress hinge piece (1-1) and the second stress hinge piece (1-2), and a gap between the stress hinge shaft (1-3) and the first stress hinge piece (1-1) and the second stress hinge piece (1-2) is filled with a polytetrafluoroethylene material gasket.
6. The high-bearing self-limiting hinge device according to claim 1, wherein the length of the limiting hinge shaft (2-3) is larger than the lengths of the first limiting hinge piece (2-1) and the second limiting hinge piece (2-2), and a polytetrafluoroethylene material gasket is used for filling gaps between the limiting hinge shaft (2-3) and the first limiting hinge piece (2-1) and the second limiting hinge piece (2-2).
7. The high-load self-limiting hinge device according to claim 1, wherein the stress hinge shaft (1-3) and the limiting hinge shaft (2-3) are made of stainless steel materials.
8. The high-bearing self-limiting hinge device according to claim 1, wherein the first stress hinge piece (1-1), the second stress hinge piece (1-2), the first limiting hinge piece (2-1) and the second limiting hinge piece (2-2) are all manufactured by adopting 7075 aviation aluminum materials in a machining mode.
9. The high-bearing self-limiting hinge device according to claim 1, wherein the second limiting hinge piece (2-2) is provided with a mounting hole for mounting a ball limiting pin (2-7) and a spring (2-8); a limiting groove is formed in the first limiting hinge piece (2-1); under the action of the springs (2-8), the ball head limiting pins (2-7) are kept in the limiting grooves of the first limiting hinge plates (2-1) to move until moving to the steps in the limiting grooves, so that limiting of the hinge combination is realized.
10. The high-load self-limiting hinge device according to claim 1, wherein the limiting groove on the first limiting hinge piece (2-1) is provided with limiting steps at corresponding positions according to requirements.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210563069.XA CN115003072B (en) | 2022-05-23 | 2022-05-23 | High-bearing self-limiting hinge device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210563069.XA CN115003072B (en) | 2022-05-23 | 2022-05-23 | High-bearing self-limiting hinge device |
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| CN115003072A CN115003072A (en) | 2022-09-02 |
| CN115003072B true CN115003072B (en) | 2023-05-26 |
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| CN202210563069.XA Active CN115003072B (en) | 2022-05-23 | 2022-05-23 | High-bearing self-limiting hinge device |
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Citations (12)
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|---|---|---|---|---|
| US6241354B1 (en) * | 1997-08-14 | 2001-06-05 | OBE OHNMACHT & BAUMGäRTNER GMBH & CO. KG | Spring hinge |
| DE10234715A1 (en) * | 2002-07-30 | 2004-02-12 | Seeber Ag & Co. Kg | Rotatable body with unlocking element |
| JP2009145812A (en) * | 2007-12-18 | 2009-07-02 | Shimonishi Giken Kogyo Kk | Hinge device |
| CN201381729Y (en) * | 2009-04-27 | 2010-01-13 | 德清县三星塑料化工有限公司 | Hinge structure of refrigerator door body |
| CN102052027A (en) * | 2009-10-29 | 2011-05-11 | 比亚迪股份有限公司 | Vehicular limit gemel |
| CN202611405U (en) * | 2012-04-28 | 2012-12-19 | 长城汽车股份有限公司 | Hinge structure of automobile door |
| CN205206547U (en) * | 2015-12-19 | 2016-05-04 | 北奔重型汽车集团有限公司 | Car door hinge device |
| CN207621171U (en) * | 2017-11-29 | 2018-07-17 | 中科开元信息技术(北京)有限公司 | It is a kind of to adjust angle hinge manually |
| CN209855486U (en) * | 2019-01-17 | 2019-12-27 | 宁波生久柜锁有限公司 | Zinc alloy hinge |
| CN212643302U (en) * | 2020-07-08 | 2021-03-02 | 拓米(成都)应用技术研究院有限公司 | Hinge mechanism with length compensation function and folding display device |
| CN113833371A (en) * | 2021-09-27 | 2021-12-24 | 重庆凯安机电制造有限公司 | Automobile door thrust bearing hinge |
| CN215718027U (en) * | 2021-09-27 | 2022-02-01 | 重庆凯安机电制造有限公司 | Car door thrust bearing hinge |
-
2022
- 2022-05-23 CN CN202210563069.XA patent/CN115003072B/en active Active
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|---|---|---|---|---|
| US6241354B1 (en) * | 1997-08-14 | 2001-06-05 | OBE OHNMACHT & BAUMGäRTNER GMBH & CO. KG | Spring hinge |
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| JP2009145812A (en) * | 2007-12-18 | 2009-07-02 | Shimonishi Giken Kogyo Kk | Hinge device |
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| CN202611405U (en) * | 2012-04-28 | 2012-12-19 | 长城汽车股份有限公司 | Hinge structure of automobile door |
| CN205206547U (en) * | 2015-12-19 | 2016-05-04 | 北奔重型汽车集团有限公司 | Car door hinge device |
| CN207621171U (en) * | 2017-11-29 | 2018-07-17 | 中科开元信息技术(北京)有限公司 | It is a kind of to adjust angle hinge manually |
| CN209855486U (en) * | 2019-01-17 | 2019-12-27 | 宁波生久柜锁有限公司 | Zinc alloy hinge |
| CN212643302U (en) * | 2020-07-08 | 2021-03-02 | 拓米(成都)应用技术研究院有限公司 | Hinge mechanism with length compensation function and folding display device |
| CN113833371A (en) * | 2021-09-27 | 2021-12-24 | 重庆凯安机电制造有限公司 | Automobile door thrust bearing hinge |
| CN215718027U (en) * | 2021-09-27 | 2022-02-01 | 重庆凯安机电制造有限公司 | Car door thrust bearing hinge |
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| CN115003072A (en) | 2022-09-02 |
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