CN105275293A - Automatic restoration hinge and refrigerator - Google Patents
Automatic restoration hinge and refrigerator Download PDFInfo
- Publication number
- CN105275293A CN105275293A CN201510752946.8A CN201510752946A CN105275293A CN 105275293 A CN105275293 A CN 105275293A CN 201510752946 A CN201510752946 A CN 201510752946A CN 105275293 A CN105275293 A CN 105275293A
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- hole
- hinge
- installation
- restoration
- cylindrical cam
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Abstract
The invention relates to the field of refrigerators and discloses an automatic restoration hinge. The automatic restoration hinge comprises a hinge body, a hinge shaft, a sealing head structure and a restoration mechanism. The hinge body is provided with an installation through hole. The sealing head structure is installed at one end of the installation through hole. The hinge shaft is installed at the other end of the installation through hole through a rotary pair. The restoration mechanism comprises a cylindrical cam, a restoration sliding block and an elastic restoration piece, wherein the cylindrical cam, the restoration sliding block and the elastic restoration piece are installed in the installation through hole and sequentially arranged from the end where the hinge shaft is installed to the end where the sealing head structure is installed. The installation through hole is an oval hole or a polygonal hole or a quincuncial hole or a special-shaped hole. The restoration sliding block is adapted to the installation through hole and is in sliding fit with the installation through hole. The elastic restoration piece elastically abuts against the space between the sealing head mechanism and the restoration sliding block. The cylindrical cam is fixedly connected with the hinge shaft. The end face, opposite to the restoration sliding block, of the cylindrical cam is a spiral face. A protruding part is arranged on the end face, opposite to the cylindrical cam, of the restoration sliding block and matched with the spiral face in an abutting mode, so that automatic restoration of a refrigerator door is achieved. The invention further provides a refrigerator.
Description
Technical field
The present invention relates to refrigerator technical field, particularly relate to one and to automatically reset hinge and refrigerator
Background technology
Refrigerator is for chilled goods, and its chamber door needs to close at any time, to ensure that cold room of refrigerator keeps low temperature and power saving.Existing hinge is made up of door upper hinge hole and hinge bodies, and hinge is function singleness in use.If open the chamber door of refrigerator, after complete operation, forget closedown chamber door, chamber door is just kept on all, and the cold air in cold room will leak in air, leads freezer compressor and constantly works, consume electric energy; Even make the temperature of cold room raise, cause the article in cold room to damage.
Summary of the invention
(1) technical problem that will solve
The object of this invention is to provide a kind of chamber door of refrigerator that can make to automatically reset, the chamber door of closing refrigerator automatically resets hinge; And a kind of refrigerator is provided further.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides one and to automatically reset hinge, comprising hinge bodies, hinge axis, end enclosure structure and resetting-mechanism; Described hinge bodies is provided with installation through hole; Described end enclosure structure is installed on one end of described installation through hole, and described hinge axis is installed on the other end of described installation through hole by revolute pair; Described resetting-mechanism comprises to be located in described installation through hole and the cylindrical cam, reset slide block and the return springs that are arranged in order to the one end of installing described end enclosure structure from the one end of installing described hinge axis, described installation through hole is slotted eye, polygonal hole, quincunx hole or irregularly-shaped hole, described reset slide block and described installation through hole adapt, and are slidably matched with described installation through hole; Described return springs elastic top presses described end socket mechanism and described reset slide block, described cylindrical cam is fixedly connected with described hinge axis, the end face that described cylindrical cam is relative with described reset slide block is helicoid, the end face that described reset slide block is relative with described cylindrical cam is provided with lug boss, and described lug boss supports with described helicoid and coordinates.
Wherein, described end enclosure structure comprises end sealing block, top-pressure part and adjustment screw, described end sealing block is fixed on the installation through hole end of described hinge bodies, described end sealing block is provided with internal thread hole, described adjustment screw is connected with described internal thread hole threaded engagement, and the front end of described adjustment screw is by return springs described in described top-pressure part precompressed, to realize the elastic pre-stress regulating described return springs by turning described adjustment screw.
Wherein, described return springs is spring.
Wherein, described hinge bodies is provided with the first stator, and described hinge axis is provided with the second stator.
Wherein, described hinge axis has square shaft section, and described second stator is provided with square hole, and described square shaft section and described square hole are connected.
Wherein, described revolute pair is bearing or axle sleeve.
Wherein, the lead angle of described helicoid is 30 ~ 70 °.
Wherein, described lug boss is provided with roller, and described roller rolls along described helicoid.
The present invention also provides a kind of refrigerator, and comprise casing and the chamber door for the opening that covers described casing, it is characterized in that, described chamber door is connected by the described above hinge that automatically resets with described casing.
(3) beneficial effect
The hinge that automatically resets provided by the invention, it is applied to refrigerator, makes the chamber door of refrigerator to automatically reset to closed condition, solves because chamber door forgets the problem of closing wastes power and the problem therefore causing article in refrigerator to go bad.
Accompanying drawing explanation
Fig. 1 is the assembling stereogram of the hinge embodiment that automatically resets of the present invention;
Fig. 2 is the profile along A-A in Fig. 1 of the hinge embodiment that automatically resets of the present invention;
Fig. 3 is the explosive view of the hinge embodiment that automatically resets of the present invention;
Fig. 4 is the upward view of the embodiment of refrigerator of the present invention;
Fig. 5 is the sectional view along B-B direction in Fig. 4;
Fig. 6 is the enlarged drawing of I part in Fig. 5.
In figure, 100: automatically reset hinge; 200: casing; 300: chamber door; 1: hinge bodies; 2: hinge axis; 3: end enclosure structure; 4: resetting-mechanism; 5: axle sleeve; 11: through hole is installed; 12: the first stators; 21: square section; 22: the second stators; 31: end sealing block; 32: adjustment screw; 33: top-pressure part; 41: cylindrical cam; 42: reset slide block; 43: spring; 5: axle sleeve; 411: helicoid; 421: lug boss.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following instance for illustration of the present invention, but is not used for limiting the scope of the invention.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
As shown in Figures 1 to 3, the hinge 100 that automatically resets of the present invention, comprises hinge bodies 1, hinge axis 2, end enclosure structure 3 and resetting-mechanism 4.Hinge bodies 1 is provided with installs through hole 11; End enclosure structure 3 is installed on the one end of installing through hole 11, and hinge axis 2 is installed on the other end installing through hole 11 by revolute pair.As shown in the figure, in the present embodiment, revolute pair adopts axle sleeve 5.Resetting-mechanism 4 comprises being located to be installed in through hole 11 and the cylindrical cam 41, reset slide block 42 and the return springs that are arranged in order to the one end of installing end enclosure structure 3 from the one end of installing hinge axis 2, and return springs preferably adopts spring 43.Installing through hole 11 is slotted eye, polygonal hole, quincunx hole or irregularly-shaped hole, namely installs the through hole that through hole 11 is the arbitrary shape except circular port.As shown in Figure 2, in the present embodiment, installing through hole 11 is quincunx hole, namely forms multiple gathering sill at the sidewall of a circular port.Reset slide block 42 adapts with installation through hole 11, and reset slide block 42 is slidably matched with installation through hole 11.In the present embodiment, the body of reset slide block is cylinder, arranges lead at the sidewall of body, lead and gathering sill is slidably matched, realizes being slidably matched.Return springs elastic top press seal head mechanism 3 and reset slide block 42, cylindrical cam 41 is fixedly connected with hinge axis 2, the end face that cylindrical cam 41 is relative with reset slide block 42 is helicoid 411, the end face that reset slide block 42 is relative with cylindrical cam 41 is provided with lug boss 421, and lug boss 421 supports with helicoid 411 and coordinates.The lead angle of helicoid 411 is preferably 30 ~ 70 °, and such as, in the present embodiment, the lead angle of helicoid 411 is 55 °, also can select several preferred versions such as 30 °, 40 °, 60 ° and 70 °.
Reset slide block 42 of the present invention adapts with installation through hole 11 and refers to, the section of reset slide block 42 is identical with the section configuration of installing through hole 11, and reset slide block 42 is less than installation through hole 11, and reset slide block 42 can be moved along installation through hole 11.
Of the present inventionly support cooperation and refer to that lug boss 421 moves along helicoid 411, realize reset slide block 42 and move along installation through hole, overcome the elastic force of return springs or move under the resilient force of return springs.
When the hinge that automatically resets of the present invention is used in refrigerator, hinge axis 2 is fixedly connected with casing, hinge bodies 1 is fixedly connected with chamber door, opening chamber door be, hinge bodies 1 and reset slide block 42 rotate simultaneously, coordinate because reset slide block 42 supports with the surfaces of revolution 411, when opening chamber door, reset slide block 42 overcomes the elastic force of return springs under external force, when after relieving chamber door, the resilient force of return springs, in reset slide block 42, makes reset slide block drive hinge bodies and chamber door to rotate, chamber door is resetted.Use the present invention to automatically reset the refrigerator of hinge, chamber door can automatically reset to closed condition, solves and forgets the problem of closing wastes power because of chamber door and therefore cause the problem that in refrigerator, article go bad.The hinge that automatically resets of the present invention, structure is simple, easily manufactured, not fragile.
End enclosure structure 3 has numerous embodiments, and such as end sealing block 3 can adopt head plate.In the present embodiment, preferred end enclosure structure 3 comprises end sealing block 31, top-pressure part 33 and adjustment screw 32, end sealing block 31 is fixed on installation through hole 11 end of hinge bodies 1, end sealing block 31 is provided with internal thread hole, adjustment screw 32 is connected with internal thread hole threaded engagement, and the front end of adjustment screw 32 is by top-pressure part 33 precompressed return springs, to realize the elastic pre-stress regulating return springs by turning adjustment screw 32.Wherein, end sealing block 31 and hinge bodies 1 can by being welded to connect, clamping or be threaded.Preferably, top-pressure part 33 is fixedly connected with adjustment screw 32.The end enclosure structure 3 of the present embodiment arranges adjustment screw, and the pretightning force of adjustment return springs, the hinge that automatically resets can be applicable to automatically reseting of the chamber door of different size.After return springs uses for a long time, pretightning force can be adjusted by turning adjustment screw 32, ensureing that the chamber door of refrigerator can automatically reset.
Further, lug boss 421 is provided with roller (scheming not shown), and roller rolls along helicoid 411, roller is set, what make lug boss 421 and helicoid 411 coordinates that being formed rolls coordinates, and avoids cylindrical cam and reset slider wear, and reduces the elastic force needed for back-moving spring.
Further, hinge bodies 1 is provided with the first stator 12, and hinge axis 2 is provided with the second stator 22.Hinge bodies 1 is connected with chamber door by the first stator 12, and hinge axis 2 is connected with casing by the second stator.
Further, hinge axis 2 has square shaft section 21, second stator 22 and is provided with square hole, and square shaft section 21 and square hole are connected.
Except revolute pair described above adopts axle sleeve, revolute pair also can adopt bearing.
As shown in Figs. 4-6, the embodiment of a kind of refrigerator of the present invention, comprise casing 200 and the chamber door 300 for the opening that covers casing 200, chamber door 300 is connected by the hinge 100 that automatically resets described in above-described embodiment with casing 200.As shown in the figure, wherein, hinge bodies 1 is connected with chamber door 300 by the first stator 12, and hinge axis 2 is connected with casing 200 by the second stator 22.
It should be noted that the hinge that automatically resets disclosed by the invention except being applicable to the installation of the chamber door of refrigerator, is equally applicable to the environment that other need self-closing doors body, is not limited to be used in refrigerator environment.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. automatically reset a hinge, it is characterized in that, comprises hinge bodies, hinge axis, end enclosure structure and resetting-mechanism; Described hinge bodies is provided with installation through hole; Described end enclosure structure is installed on one end of described installation through hole, and described hinge axis is installed on the other end of described installation through hole by revolute pair; Described resetting-mechanism comprises to be located in described installation through hole and the cylindrical cam, reset slide block and the return springs that are arranged in order to the one end of installing described end enclosure structure from the one end of installing described hinge axis, described installation through hole is slotted eye, polygonal hole, quincunx hole or irregularly-shaped hole, described reset slide block and described installation through hole adapt, and are slidably matched with described installation through hole; Described return springs elastic top presses described end socket mechanism and described reset slide block, described cylindrical cam is fixedly connected with described hinge axis, the end face that described cylindrical cam is relative with described reset slide block is helicoid, the end face that described reset slide block is relative with described cylindrical cam is provided with lug boss, and described lug boss supports with described helicoid and coordinates.
2. automatically reset hinge as claimed in claim 1, it is characterized in that, described end enclosure structure comprises end sealing block, top-pressure part and adjustment screw, described end sealing block is fixed on the installation through hole end of described hinge bodies, described end sealing block is provided with internal thread hole, described adjustment screw is connected with described internal thread hole threaded engagement, and the front end of described adjustment screw is by return springs described in described top-pressure part precompressed, to realize the elastic pre-stress regulating described return springs by turning described adjustment screw.
3. automatically reset hinge as claimed in claim 1, it is characterized in that, described return springs is spring.
4. automatically reset hinge as claimed in claim 1, and it is characterized in that, described hinge bodies is provided with the first stator, and described hinge axis is provided with the second stator.
5. automatically reset hinge as claimed in claim 4, and it is characterized in that, described hinge axis has square shaft section, and described second stator is provided with square hole, and described square shaft section and described square hole are connected.
6. automatically reset hinge as claimed in claim 1, it is characterized in that, described revolute pair is bearing or axle sleeve.
7. automatically reset hinge as claimed in claim 1, it is characterized in that, the lead angle of described helicoid is 30 ~ 70 °.
8. automatically reset hinge as claimed in claim 1, and it is characterized in that, described lug boss is provided with roller, and described roller rolls along described helicoid.
9. a refrigerator, comprise casing and the chamber door for the opening that covers described casing, it is characterized in that, described chamber door is connected by the hinge that automatically resets described in any one of claim 1 to 8 with described casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510752946.8A CN105275293A (en) | 2015-11-06 | 2015-11-06 | Automatic restoration hinge and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510752946.8A CN105275293A (en) | 2015-11-06 | 2015-11-06 | Automatic restoration hinge and refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105275293A true CN105275293A (en) | 2016-01-27 |
Family
ID=55145030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510752946.8A Pending CN105275293A (en) | 2015-11-06 | 2015-11-06 | Automatic restoration hinge and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105275293A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701004A (en) * | 2017-10-30 | 2018-02-16 | 宝鸡海桥工贸有限公司 | A kind of buffer hinge of adjustable cushion effect |
| CN108505856A (en) * | 2018-03-12 | 2018-09-07 | 合肥晓阳工贸有限公司 | Refrigerator resets hinge |
| CN110952859A (en) * | 2018-09-27 | 2020-04-03 | 青岛海尔特种电冰柜有限公司 | Hinge structure with cam and refrigeration equipment |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4215449A (en) * | 1978-09-15 | 1980-08-05 | Standard Keil Hardware Manufacturing Co. | Self-closing hinge |
| US5138743A (en) * | 1991-06-21 | 1992-08-18 | White Consolidated Industries, Inc. | Refrigerator door closing device |
| CN1573003A (en) * | 2003-06-10 | 2005-02-02 | Q－Innotech株式会社 | Multipurpose hinge apparatus having automatic return function |
| CN1277094C (en) * | 2002-09-04 | 2006-09-27 | 三星电子株式会社 | Means for closing refrigerator door |
| CN101101019A (en) * | 2006-07-07 | 2008-01-09 | 深圳富泰宏精密工业有限公司 | Hinge device and portable electronic device using same |
| CN101235692A (en) * | 2007-12-21 | 2008-08-06 | 海信科龙电器股份有限公司 | Door hinge device |
| CN201843425U (en) * | 2010-03-18 | 2011-05-25 | 伍肇坚 | Hinge with door stopping function and auxiliary door closing function |
| CN202970226U (en) * | 2012-09-11 | 2013-06-05 | 海信容声(广东)冷柜有限公司 | Automatic door-closing device and refrigerator and freezer comprising same |
| WO2013115458A1 (en) * | 2012-02-02 | 2013-08-08 | 동우정밀(주) | Single hinge damping device for doors of home appliances |
| US20140215762A1 (en) * | 2013-02-06 | 2014-08-07 | Kason Industries, Inc. | Hinge |
| CN104328962A (en) * | 2014-10-30 | 2015-02-04 | 贾玉玲 | Glass clamp |
| CN204476066U (en) * | 2015-02-02 | 2015-07-15 | 青岛海尔特种电冰柜有限公司 | Door closing hinge with damper and refrigeration appliance |
| CN205189582U (en) * | 2015-11-06 | 2016-04-27 | 合肥华凌股份有限公司 | Automatic hinge and refrigerator reset |
-
2015
- 2015-11-06 CN CN201510752946.8A patent/CN105275293A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4215449A (en) * | 1978-09-15 | 1980-08-05 | Standard Keil Hardware Manufacturing Co. | Self-closing hinge |
| US5138743A (en) * | 1991-06-21 | 1992-08-18 | White Consolidated Industries, Inc. | Refrigerator door closing device |
| CN1277094C (en) * | 2002-09-04 | 2006-09-27 | 三星电子株式会社 | Means for closing refrigerator door |
| CN1573003A (en) * | 2003-06-10 | 2005-02-02 | Q－Innotech株式会社 | Multipurpose hinge apparatus having automatic return function |
| CN101101019A (en) * | 2006-07-07 | 2008-01-09 | 深圳富泰宏精密工业有限公司 | Hinge device and portable electronic device using same |
| CN101235692A (en) * | 2007-12-21 | 2008-08-06 | 海信科龙电器股份有限公司 | Door hinge device |
| CN201843425U (en) * | 2010-03-18 | 2011-05-25 | 伍肇坚 | Hinge with door stopping function and auxiliary door closing function |
| WO2013115458A1 (en) * | 2012-02-02 | 2013-08-08 | 동우정밀(주) | Single hinge damping device for doors of home appliances |
| CN202970226U (en) * | 2012-09-11 | 2013-06-05 | 海信容声(广东)冷柜有限公司 | Automatic door-closing device and refrigerator and freezer comprising same |
| US20140215762A1 (en) * | 2013-02-06 | 2014-08-07 | Kason Industries, Inc. | Hinge |
| CN104328962A (en) * | 2014-10-30 | 2015-02-04 | 贾玉玲 | Glass clamp |
| CN204476066U (en) * | 2015-02-02 | 2015-07-15 | 青岛海尔特种电冰柜有限公司 | Door closing hinge with damper and refrigeration appliance |
| CN205189582U (en) * | 2015-11-06 | 2016-04-27 | 合肥华凌股份有限公司 | Automatic hinge and refrigerator reset |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701004A (en) * | 2017-10-30 | 2018-02-16 | 宝鸡海桥工贸有限公司 | A kind of buffer hinge of adjustable cushion effect |
| CN108505856A (en) * | 2018-03-12 | 2018-09-07 | 合肥晓阳工贸有限公司 | Refrigerator resets hinge |
| CN110952859A (en) * | 2018-09-27 | 2020-04-03 | 青岛海尔特种电冰柜有限公司 | Hinge structure with cam and refrigeration equipment |
| CN110952859B (en) * | 2018-09-27 | 2023-07-28 | 青岛海尔特种电冰柜有限公司 | Hinge structure with cam and refrigeration equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160127 |
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| RJ01 | Rejection of invention patent application after publication |