CN115003072A - High-bearing self-limiting hinge device - Google Patents
High-bearing self-limiting hinge device Download PDFInfo
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- CN115003072A CN115003072A CN202210563069.XA CN202210563069A CN115003072A CN 115003072 A CN115003072 A CN 115003072A CN 202210563069 A CN202210563069 A CN 202210563069A CN 115003072 A CN115003072 A CN 115003072A
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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 each stressed hinge comprises a stressed first hinge piece, a stressed second hinge piece, a stressed hinge shaft, a first flat gasket, a first self-locking nut and a first gasket, and each limiting hinge comprises a limiting first hinge piece, a limiting second hinge piece, a limiting hinge shaft, a second flat gasket, a second self-locking nut, a second gasket, a ball head limiting pin and a spring. The first stressed hinge piece and the second stressed hinge piece are connected through a stressed hinge shaft, and a stressed flat pad, a stressed liner and a stressed self-locking nut are sequentially installed at the tail end of the stressed hinge shaft; the first limit hinge piece and the second limit hinge piece are connected through a limit hinge shaft, the tail end of the limit hinge shaft is sequentially provided with a limit liner, a limit flat gasket and a limit self-locking nut, and a ball head limit pin and a spring are arranged between the first limit hinge piece and the second limit 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
The hinge structure is a common revolute pair, and is widely applied to the design of the revolute structure. At present, a cabinet cradle hinge generally adopts a door hinge, a hinge piece is a sheet metal part, the upper end and the lower end of a hinge shaft are fixedly riveted, the whole length of the hinge piece is longer, and the processing and assembling difficulty is higher in order to improve the load capacity of the hinge. Because the hinge piece is sheet metal component, its rigidity intensity is general, even if increase the whole length of hinge piece, when the cradle load is great, the hinge structure still can take place to warp, sink the condition such as. Meanwhile, the existing cabinet cradle hinge only has a rotating function, the cabinet cradle cannot be rotated to a corresponding position for limiting, a limiting mechanism needs to be designed independently, the equipment space is additionally occupied, and the design difficulty is increased.
Disclosure of Invention
The invention aims to provide a self-limiting hinge combination with strong bearing capacity, simple structure, convenient assembly and strong reliability.
The technical scheme for realizing the purpose of the invention is as follows: a high-bearing self-limiting hinge device is characterized by comprising a plurality of stressed hinges and a limiting hinge;
the stressed hinge comprises a first stressed hinge piece, a second stressed hinge piece, a stressed hinge shaft, a stressed flat pad, a stressed self-locking nut and a stressed gasket;
the limiting hinge comprises a first limiting hinge piece, a second limiting hinge piece, a limiting hinge shaft, a limiting flat gasket, a limiting self-locking nut, a limiting gasket, a ball head limiting pin and a spring;
the first stressed hinge piece and the second stressed hinge piece are connected through a stressed hinge shaft, and a stressed liner, a stressed flat gasket and a stressed self-locking nut are sequentially installed at the tail end of the stressed hinge shaft; the first limiting hinge piece and the second limiting hinge piece are connected through a limiting hinge shaft, the tail end of the limiting hinge shaft is sequentially provided with a limiting liner, a limiting flat pad and a limiting self-locking nut, and a ball head limiting pin and a spring are arranged between the first limiting hinge piece and the second limiting hinge piece.
Furthermore, the number of the stressed hinges is at least 2 according to the load requirement.
Furthermore, the stressed hinge shaft is in clearance fit with the first stressed hinge plate and the second stressed hinge plate through a base hole system; and 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 tail ends of the stressed hinge shaft and the limiting hinge shaft are in threaded design, and the hinge combination is locked through the stressed self-locking nut and the limiting self-locking nut respectively.
Furthermore, the length of the stressed hinge shaft is larger than that of the first stressed hinge plate and that of the second stressed hinge plate, and a polytetrafluoroethylene material gasket is adopted to fill a gap between the stressed hinge shaft and the first stressed hinge plate and a gap between the stressed hinge shaft and the second stressed hinge plate.
Furthermore, the length of the limit hinge shaft is greater than the lengths of the first limit hinge piece and the second limit hinge piece, and a polytetrafluoroethylene material gasket is adopted to fill a gap between the limit hinge shaft and the first limit hinge piece as well as the gap between the limit hinge shaft and the second limit hinge piece.
Furthermore, the stressed hinge shaft and the limiting hinge shaft are made of stainless steel materials.
Furthermore, the first stressed hinge piece, the second stressed hinge piece, the first limit hinge piece and the second limit hinge piece are all made of 7075 aviation aluminum materials in a machining and forming mode.
Furthermore, the second limiting hinge plate 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 sheet; under the action of the spring, the ball head limiting pin keeps moving in the limiting groove of the first limiting hinge plate until moving to a step in the limiting groove, and limiting of the hinge combination is achieved.
Furthermore, a limiting step is added at a corresponding position of a limiting groove on the first limiting hinge plate according to requirements.
Compared with the prior art, the invention has the remarkable advantages that: (1) high strength and strong bearing capacity: the hinge shaft is made of stainless steel materials, the hinge pieces are directly processed and formed by 7075 aviation aluminum materials, the rigidity and the strength of the force bearing structure part are high, and the situations that the hinge deforms and sinks under a high-load or vibration environment are avoided; (2) simple structure, convenient assembling, the drunkenness is little: the bottom of the hinge shaft adopts a threaded structure and is locked by a self-locking nut to prevent falling off, so that the structure is simple and the assembly is convenient; the hinge piece is integrally machined, the matching position of the hinge piece and the hinge is in clearance fit through a base hole, the product size precision is high, and a polytetrafluoroethylene base plate is used for filling the clearance between the hinge piece and the self-locking nut, so that the play is reduced under the condition that the hinge can rotate freely; (3) the limiting function is simple and reliable: the limiting groove is formed in the hinge plate, the ball head limiting pin is jacked into the limiting groove under the action of the spring, self-limiting of external loads when the external loads rotate to corresponding angles is achieved, and the limiting function is simple and reliable.
Drawings
Fig. 1 is a schematic structural diagram of a stressed hinge and a limit hinge in the high-load self-limiting hinge device of the invention.
FIG. 2 is a schematic view of the assembly of the stressed hinge of the present invention.
Fig. 3 is a schematic structural view of the first limit hinge piece of the present invention.
Fig. 4 is a schematic structural view of a second limit hinge piece in the present invention.
FIG. 5 is a schematic view of the combination of the limit hinge of the present invention.
Reference numbers in the figures: 1-stress hinge, 1-1-first stress hinge piece, 1-2-second stress hinge piece, 1-3-stress hinge shaft, 1-4-stress flat pad, 1-5-stress self-locking nut and 1-6-stress liner; 2-limiting hinge, 2-1-first limiting hinge piece, 2-2-second limiting hinge piece, 2-3-limiting hinge shaft, 2-4-limiting flat pad, 2-5-limiting self-locking nut, 2-6-limiting gasket, 2-7-ball head limiting pin and 2-8-spring.
Detailed Description
The invention is described in further detail below by way of example with reference to the accompanying drawings.
With reference to fig. 1, the present invention provides a high-load-bearing self-limiting hinge device, which includes a plurality of stressed hinges 1 and a limiting hinge 2;
the stress hinge 1 comprises a first stress hinge sheet 1-1, a second stress hinge sheet 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 gasket 2-6, a ball head limiting pin 2-7 and a spring 2-8;
the first stress hinge sheet 1-1 and the second stress hinge sheet 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 pad 2-4 and a limiting self-locking nut 2-5 are sequentially mounted 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 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 by adopting a base hole system; the limiting hinge shaft 2-3, the first limiting hinge piece 2-1 and the second limiting hinge piece 2-2 are in clearance fit through a base hole system, and radial movement can be reduced when the hinge is enabled to normally move.
As a specific example, the tail ends of the stressed hinge shaft 1-3 and the limiting hinge shaft 2-3 are designed by threads, the locking of the hinge combination is realized by the stressed self-locking nut 1-5 and the limiting self-locking nut 2-5, the axial locking of the hinge mechanism is completed by utilizing the self-locking characteristic of the self-locking nut, riveting is not needed, the overall structure is simple, and the assembly is convenient.
As a specific example, referring to FIG. 2, the length of the stressed hinge axis 1-3 is greater than that of the first stressed hinge piece 1-1 and the second stressed hinge piece 1-2, and a polytetrafluoroethylene gasket is used to fill the gap between the stressed hinge axis 1-3 and the first stressed hinge piece 1-1 and the second stressed hinge piece 1-2.
As a specific example, the length of the limit hinge shaft 2-3 is greater than the lengths of the first limit hinge piece 2-1 and the second limit hinge piece 2-2, and a polytetrafluoroethylene gasket is used for filling a gap between the limit hinge shaft 2-3 and the first limit hinge piece 2-1 and the second limit hinge piece 2-2.
As a specific example, the stressed hinge shaft 1-3 and the limiting hinge shaft 2-3 are made of stainless steel materials.
As a specific example, the first stressed hinge piece 1-1, the second stressed hinge piece 1-2, the first limit hinge piece 2-1 and the second limit hinge piece 2-2 are made of 7075 aviation aluminum material through machining and forming, the rigidity and the strength are high, the bearing and vibration impact resistance are high, and the situations that the hinge combination deforms, sinks and the like under a high-load or vibration environment are avoided.
As a specific example, referring to fig. 3, 4 and 5, the second limiting hinge plate 2-2 is provided with a mounting hole for mounting a ball head limiting pin 2-7 and a spring 2-8; a limiting groove is formed in the first limiting hinge piece 2-1; the second limiting hinge piece 2-2 is provided with a ball head limiting pin 2-7 and a spring 2-8, and under the action of the spring 2-8, the ball head limiting pin 2-7 keeps moving in a limiting groove of the first limiting hinge piece 2-1 until moving to a 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 plate 2-1 can be added with a limiting step at a corresponding position according to requirements.
The present invention will be described in further detail with reference to specific examples.
Examples
As shown in fig. 1 and fig. 2, the high-load-bearing self-limiting hinge device of the present embodiment includes a stressed hinge 1 and a limiting hinge 2; the stress hinge 1 consists of a first stress hinge sheet 1-1, a second stress hinge sheet 1-2, a stress hinge shaft 1-3, a stress flat gasket 1-4, a stress self-locking nut 1-5 and a stress liner 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 gasket 2-6, a ball head limiting pin 2-7 and a spring 2-8; the hinge combination at least comprises 2 groups of stressed hinges 1 and more than 2 groups of limiting hinges 2 according to load requirements; the matching parts between the shafts of the stressed hinge and the limiting hinge and the hinge pieces are in clearance fit by adopting a base hole system; the root parts of hinge shafts of the stressed hinge and the limiting hinge adopt a thread design, and the locking of the hinge combination is realized through a self-locking nut; the length of the polished rod of the hinge shaft is slightly longer than that of the hinge piece, and a polytetrafluoroethylene material gasket is adopted to fill a gap between the polished rod and the hinge piece; a limiting groove is designed on the first limiting hinge piece 2-1, and a ball head limiting pin 2-7 and a spring 2-8 are installed on the second limiting hinge piece 2-2.
In the embodiment, the hinge shaft is made of stainless steel materials, the hinge pieces are directly machined and formed by 7075 aviation aluminum materials, the main bearing structure part of the hinge combination is high in rigidity and strength, and strong in bearing and vibration impact resistance, and the conditions that the hinge deforms, sinks and the like under a high-load or vibration environment can be effectively avoided.
In the embodiment, the overlapped part between the hinge shaft and the hinge plate is a polished rod, and the polished rod and the hinge plate are in clearance fit through a base hole, so that radial movement can be reduced when the hinge rotates normally.
In the embodiment, the root parts of the hinge shafts of the stressed hinge 1 and the limiting hinge 2 are designed by threads, the axial locking of the hinge mechanism is completed by utilizing the self-locking characteristic of the self-locking nut, riveting is not needed, the whole structure is simple, and the assembly is convenient.
In the embodiment, the length of the polished rod of the hinge shaft is slightly longer than that of the hinge piece, and the polytetrafluoroethylene material gasket is adopted to fill the gap between the polished rod and the hinge piece, so that the axial movement can be reduced when the hinge is enabled to normally move.
In this embodiment, as shown in fig. 3, 4 and 5, a limiting groove is designed on the first limiting hinge piece 2-1, a ball head limiting pin 2-7 and a spring 2-8 are installed on the second limiting hinge piece 2-2, and under the action of the spring 2-8, the ball head limiting pin 2-7 moves in the limiting groove of the first limiting hinge piece 2-1 until the ball head limiting pin moves to a step in the limiting groove, at this time, if no external force acts, the hinge does not move in the opposite direction, so that the limiting of the hinge combination at a certain angle is realized, and a limiting step can be added at a corresponding position of the limiting groove according to requirements.
In summary, the above are merely preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A high-bearing self-limiting hinge device is characterized by comprising a plurality of stressed hinges (1) and a limiting hinge (2);
the stressed hinge (1) comprises a first stressed hinge sheet (1-1), a second stressed hinge sheet (1-2), stressed hinge shafts (1-3), stressed flat pads (1-4), stressed self-locking nuts (1-5) and stressed gaskets (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 gasket (2-6), a ball head limiting pin (2-7) and a spring (2-8);
the first stress hinge sheet (1-1) and the second stress hinge sheet (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 first limiting hinge piece (2-1) is connected with the second limiting hinge piece (2-2) through a limiting hinge shaft (2-3), a limiting gasket (2-6), a limiting flat pad (2-4) and a limiting self-locking nut (2-5) are sequentially mounted 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).
2. High load bearing self-limiting hinge device according to claim 1, characterized in that the number of stressed hinges (1) is at least 2 according to the load requirement.
3. The high-load-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) by adopting a base hole system; the limiting hinge shaft (2-3) is in clearance fit with the first limiting hinge piece (2-1) and the second limiting hinge piece (2-2) through a base hole system.
4. The high-bearing self-limiting hinge device according to claim 1, wherein the tail ends of the stressed hinge shaft (1-3) and the limiting hinge shaft (2-3) are designed by threads, and the locking of the hinge combination is realized by the stressed self-locking nut (1-5) and the limiting self-locking nut (2-5), respectively.
5. The hinge device with high bearing capacity and self-limiting function according to claim 1, wherein the length of the stressed hinge shaft (1-3) is greater than that of the first stressed hinge piece (1-1) and that of the second stressed hinge piece (1-2), and a polytetrafluoroethylene gasket is used for filling a gap between the stressed hinge shaft (1-3) and the first stressed hinge piece (1-1) and the second stressed hinge piece (1-2).
6. The high-load-bearing self-limiting hinge device according to claim 1, wherein 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 gasket is used for filling a gap between the limiting hinge shaft (2-3) and the first limiting hinge piece (2-1) and the second limiting hinge piece (2-2).
7. High load bearing self-limiting hinge device according to claim 1, wherein the stressed hinge axis (1-3) and the limiting hinge axis (2-3) are made of stainless steel material.
8. The high-load-bearing self-limiting hinge device according to claim 1, wherein the first stressed hinge piece (1-1), the second stressed hinge piece (1-2), the first limiting hinge piece (2-1) and the second limiting hinge piece (2-2) are all made of 7075 aviation aluminum material by machining and molding.
9. The high load-bearing self-limiting hinge device according to claim 1, wherein the second limiting hinge plate (2-2) is provided with a mounting hole for mounting a ball-head 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 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 a step in the limiting groove, and limiting of the hinge combination is achieved.
10. The hinge device with high bearing self-limiting function according to claim 1, wherein the limiting groove on the first limiting hinge plate (2-1) is additionally provided with a limiting step at a corresponding position according to requirements.
Priority Applications (1)
| 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 true CN115003072A (en) | 2022-09-02 |
| CN115003072B CN115003072B (en) | 2023-05-26 |
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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 |
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| 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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| CN209855486U (en) * | 2019-01-17 | 2019-12-27 | 宁波生久柜锁有限公司 | Zinc alloy hinge |
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| 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 |
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| Publication number | Publication date |
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| CN115003072B (en) | 2023-05-26 |
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