CN112761445B - Refrigerator-freezer buffering hinge with helping hand and function of hovering - Google Patents
Refrigerator-freezer buffering hinge with helping hand and function of hovering Download PDFInfo
- Publication number
- CN112761445B CN112761445B CN202110097563.7A CN202110097563A CN112761445B CN 112761445 B CN112761445 B CN 112761445B CN 202110097563 A CN202110097563 A CN 202110097563A CN 112761445 B CN112761445 B CN 112761445B
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- CN
- China
- Prior art keywords
- clamping
- base
- refrigerator
- transmission sleeve
- hovering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D7/00—Hinges or pivots of special construction
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/08—Friction devices between relatively-movable hinge parts
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/10—Devices for preventing movement between relatively-movable hinge parts
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Refrigerator Housings (AREA)
Abstract
The invention provides a refrigerator buffer hinge with a power assisting and hovering function, which comprises a swing arm and a base, wherein the swing arm is hinged with the base through a main shaft, a buffer transmission device is arranged on the base and comprises a buffer damper, a clamping seat, a transmission sleeve and a swing shaft, the clamping seat is clamped on the base, the transmission sleeve is slidably arranged on the buffer damper, a cylinder body of the buffer damper is fixedly connected on the clamping seat, a push rod of the buffer damper is fixedly connected in the transmission sleeve, a positioning end of the transmission sleeve is clamped on the swing shaft and is slidably connected with the swing shaft, the swing shaft is arranged at the swing end of the swing arm and is slidably connected with the base, the structure is simple, the operation is stable, the power assisting, damping and hovering effects are realized in a limited space, and the use quality of a product is improved.
Description
Technical Field
The invention relates to the technical field of refrigerator hinges, in particular to a refrigerator buffering hinge with a power assisting and hovering function.
Background
At present, the refrigerator hinge generally adopts spring compression to support the force of the door body so as to realize the rotation opening or closing of the refrigerator door body, and has the advantages of good closing performance, high rotation stability and the like.
However, the existing refrigerator hinges have the following disadvantages in practical application:
1) Because the refrigerator door body is different in load, the refrigerator door body with heavy load is particularly heavy, and therefore a spring with larger elasticity is needed to be installed on the hinge to support the door body, the hinge structure is complex, the hinge volume is enlarged, and meanwhile, when the refrigerator door body is opened at a certain angle, larger impact force is easily generated under the elastic action of the spring, the refrigerator and the hinge are damaged, and the service life of a product is reduced.
2) The traditional refrigerator hinge is difficult to realize door hovering greatly, and the using effect is poor.
3) When the traditional refrigerator hinge is heavy in load, the external force for rotating the refrigerator door body is required, the operation is inconvenient, meanwhile, after the refrigerator door body is closed, the traditional refrigerator hinge has a large gap, the closing performance is poor, and water vapor, dirt and the like are accumulated easily.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the ice chest buffer hinge with the functions of assisting and hovering.
The invention aims at realizing the following steps: the utility model provides a refrigerator-freezer buffering hinge with helping hand, function of hovering, includes the swing arm of fixing at the refrigerator door body and fixes the base at the refrigerator door body, the swing arm matches articulated with the base through the main shaft, wherein, be equipped with buffering transmission on the base, buffering transmission includes buffer damper, joint seat, drive sleeve, oscillating axle, the joint seat clamps on the base, drive sleeve slide mounting is on buffer damper, buffer damper's cylinder body location is connected on the joint seat, buffer damper's catch bar location is connected in the drive sleeve, the location end joint of drive sleeve is on the oscillating axle and with oscillating axle sliding connection, the oscillating axle is established at the swing end of swing arm and with base sliding connection.
According to the optimization, the clamping seat is provided with the guide posts, the guide posts are distributed on the left side and the right side of the buffer damper and clamped on the clamping seat, and the transmission sleeve is provided with the guide holes in sliding connection with the guide posts.
According to the optimization, the inner side of the base is provided with the clamping convex blocks for clamping the clamping seat.
According to the optimization, the transmission sleeve is provided with the clamping groove, and the clamping groove is provided with the clamping sleeve for clamping the swinging shaft.
According to the optimization, the clamping groove is internally provided with the guide convex block, and the swinging shaft is provided with the guide groove matched with the guide convex block for sliding.
According to the optimization, the swing arm is provided with a limit groove which is in sliding connection with the swing shaft.
According to the optimization, the limiting groove is set to be a limiting guide arc groove consistent with the arc route of swing of the swing arm.
The invention has the advantages that:
1) The buffer transmission device adopting the structure is matched with the structures of the base and the swinging arm, so that the hinge structure is effectively simplified, and the internal volume is reduced.
2) The buffer transmission device with the structure is matched with the structure of the base and the swinging arm, so that the buffer damper forms damping force between the swinging arm and the base, when the refrigerator door body is opened and closed, the contact surface of the transmission sleeve and the swinging shaft generates sliding friction force, the impact force of the door body is effectively buffered, and the service life of the product is prolonged.
3) By means of structural cooperation of the buffer damper, the clamping seat, the transmission sleeve and the swinging shaft, when the refrigerator door body is opened to a certain angle, static friction force is generated on the contact surface of the transmission sleeve and the swinging shaft, and meanwhile, the static friction force can be changed along with pressure applied to the rotation of the door body, so that the hovering amplitude of the refrigerator door body is increased.
4) The structure of cooperation buffering attenuator, joint seat, drive sleeve, oscillating axle, drive sleeve and oscillating axle sliding connection, when hinge closing angle or opening angle cross the range of hovering, under the damping reset effect of buffering attenuator to produce the helping hand, realize automatic closing the door, convenient operation promotes the smooth and easy degree of feeling that opens and shuts in the refrigerator door body motion process.
Drawings
FIG. 1 is a schematic diagram of a preferred embodiment of the present invention.
Fig. 2 is a cross-sectional view of a preferred embodiment of the present invention.
Fig. 3 is an exploded view of a preferred embodiment of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
According to the invention, as shown in fig. 1 to 3, the refrigerator buffering hinge with the power-assisted and hovering functions comprises a swinging arm 1 fixed on a refrigerator door body and a base 2 fixed on the refrigerator door body, wherein the swinging arm 1 is hinged with the base 2 in a matched manner through a main shaft. Wherein, the base 2 is provided with a buffer transmission device. The buffer transmission device comprises a buffer damper 3, a clamping seat 4, a transmission sleeve 5 and a swinging shaft 6, wherein the clamping seat 4 is clamped on a base 2, the transmission sleeve 5 is slidably arranged on the buffer damper 3, a cylinder body of the buffer damper 3 is fixedly connected to the clamping seat 4, a push rod of the buffer damper 3 is fixedly connected to the transmission sleeve 5, a positioning end of the transmission sleeve 5 is clamped on the swinging shaft 6 and is slidably connected with the swinging shaft 6, and the swinging shaft 6 is arranged at a swinging end of a swinging arm 1 and is slidably connected with the base 2.
As shown in fig. 1 to 3, the transmission sleeve 5 is further provided with a locking groove 19, and the locking groove 19 is provided with a locking sleeve 11 for locking with the swinging shaft 6. The clamping groove 19 is internally provided with a guide lug 12, and the swinging shaft 6 is provided with a guide groove 13 matched with the guide lug 12 for sliding installation.
In the optimized scheme, the clamping groove 19 and the clamping sleeve 11 are respectively a V-shaped clamping groove and a V-shaped clamping sleeve. Is convenient to assemble and enhances the structural stability.
When the refrigerator door body is in a closed state, the resistance of the buffer damper 3 is transmitted to the swinging shaft 6 through the transmission sleeve 5 to form a door closing force value, and at the moment, the door closing force arm is maximum, so that the maximum door closing force is ensured, the closing performance is enhanced, accumulation of water vapor, dirt and the like is avoided, and the use quality of the refrigerator is ensured.
When the refrigerator door body is opened and closed to a certain angle, if the swing arm 1 rotates at 40-135 degrees, the guide lug 12 of the transmission sleeve 5 is in arc surface sliding connection with the guide groove 13 of the swing shaft 6, and meanwhile, under the resistance action of the buffer damper 3, the stress of the swing arm 1 and the resistance of the buffer damper 3 are in a balanced state, so that the refrigerator door is hovered in an opened state, the operation is convenient, and the use requirement is met.
When the refrigerator door body is closed to a certain angle, for example, when the swing arm is 10-40 degrees, the guide lug 12 of the transmission sleeve 5 is rotationally and slidingly connected with the guide groove 13, and a rotary force arm is generated under the damping action of the buffer damper 3, so that door closing assistance is provided for the swing arm 1, the operation is convenient, and the hand feeling smoothness in the movement process of the refrigerator door body is improved. During the closing process, the buffer damper 3 is compressed, so that the hinge is damped, the refrigerator door body is slowly closed, and the hinge and the refrigerator are effectively protected.
Referring to fig. 1 to 3, the clamping seat 4 is provided with guide posts 7, the guide posts 7 are distributed on the left side and the right side of the buffer damper 3 and clamped on the clamping seat 4, and the transmission sleeve 5 is provided with guide holes 8 in sliding connection with the guide posts 7. The transmission stability of the transmission sleeve 5 is effectively enhanced, and the resistance effect of the buffer damper 3 is improved.
Wherein, the inside of the base 2 is provided with a clamping convex block 9 for clamping with the clamping seat 4. The buffer damper 3 is convenient to install, the buffer damper 3 is convenient to maintain and replace, and the use quality of products is ensured.
In addition, the swing arm 1 is provided with a limit groove 14 which is in sliding connection with the swing shaft 6; the limiting groove 14 is set as a limiting guide arc groove consistent with the arc route of the swing arm 1. The operation stability of the swing arm 1 is enhanced, the swing amplitude is ensured, the hovering amplitude is increased, and the refrigerator is convenient to use.
The specific embodiment is only a specific implementation mode with good effect, and the structure which is the same as or equivalent to the ice chest buffer hinge with the power assisting and hovering functions is within the protection scope of the invention.
Claims (7)
1. The utility model provides a refrigerator-freezer buffering hinge with helping hand, function of hovering, includes swing arm (1) and the base (2) of fixing at the refrigerator-freezer door body, swing arm (1) match articulated, its characterized in that through main shaft and base (2): the buffer transmission device is arranged on the base (2), and comprises a buffer damper (3), a clamping seat (4), a transmission sleeve (5) and a swinging shaft (6), wherein the clamping seat (4) is clamped on the base (2), the transmission sleeve (5) is slidably arranged on the buffer damper (3), a cylinder body of the buffer damper (3) is fixedly connected onto the clamping seat (4), a push rod of the buffer damper (3) is fixedly connected into the transmission sleeve (5), a positioning end of the transmission sleeve (5) is clamped on the swinging shaft (6) and is slidably connected with the swinging shaft (6), and the swinging shaft (6) is arranged at the swinging end of the swinging arm (1) and is slidably connected with the base (2).
2. The ice chest buffering hinge with power assisting and hovering functions of claim 1, wherein: the clamping seat (4) is provided with guide posts (7), the guide posts (7) are distributed on the left side and the right side of the buffer damper (3) and clamped on the clamping seat (4), and the transmission sleeve (5) is provided with guide holes (8) which are in sliding connection with the guide posts (7).
3. The ice chest buffering hinge with power assisting and hovering functions according to claim 2, wherein: the inner side of the base (2) is provided with a clamping convex block (9) for clamping the clamping seat (4).
4. A refrigerator buffering hinge with power assisting and hovering functions according to any of claims 1-3, characterized in that: the transmission sleeve (5) is provided with a clamping groove (10), and the clamping groove (10) is provided with a clamping sleeve (11) for clamping the swinging shaft (6).
5. The ice chest buffering hinge with power assisted and hover function of claim 4, wherein: the clamping groove (10) is internally provided with a guide lug (12), and the swinging shaft (6) is provided with a guide groove (13) matched with the guide lug (12) for sliding.
6. A refrigerator buffering hinge with power assisting and hovering functions according to any of claims 1-3, characterized in that: the swing arm (1) is provided with a limit groove (14) which is in sliding connection with the swing shaft (6).
7. The ice chest buffering hinge with power assisted and hover function of claim 6, wherein: the limiting groove (14) is a limiting guide arc groove which is consistent with the arc route of the swing arm (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110097563.7A CN112761445B (en) | 2021-01-25 | 2021-01-25 | Refrigerator-freezer buffering hinge with helping hand and function of hovering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110097563.7A CN112761445B (en) | 2021-01-25 | 2021-01-25 | Refrigerator-freezer buffering hinge with helping hand and function of hovering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112761445A CN112761445A (en) | 2021-05-07 |
| CN112761445B true CN112761445B (en) | 2023-10-13 |
Family
ID=75707147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110097563.7A Active CN112761445B (en) | 2021-01-25 | 2021-01-25 | Refrigerator-freezer buffering hinge with helping hand and function of hovering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112761445B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203129816U (en) * | 2013-01-31 | 2013-08-14 | 澳柯玛股份有限公司 | Hydraulic damping hinge |
| CN105332581A (en) * | 2015-10-30 | 2016-02-17 | 合肥华凌股份有限公司 | Damper, gas elastic hinge and freezer |
| CN207315092U (en) * | 2017-10-10 | 2018-05-04 | 海信（山东）冰箱有限公司 | A kind of damp hinge and refrigerator |
| CN211229939U (en) * | 2019-09-04 | 2020-08-11 | 日本电产三协株式会社 | Hinge and refrigerator-freezer |
| CN214498726U (en) * | 2021-01-25 | 2021-10-26 | 江苏星徽精密科技有限公司 | Freezer buffering hinge with helping hand, function of hovering |
-
2021
- 2021-01-25 CN CN202110097563.7A patent/CN112761445B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203129816U (en) * | 2013-01-31 | 2013-08-14 | 澳柯玛股份有限公司 | Hydraulic damping hinge |
| CN105332581A (en) * | 2015-10-30 | 2016-02-17 | 合肥华凌股份有限公司 | Damper, gas elastic hinge and freezer |
| CN207315092U (en) * | 2017-10-10 | 2018-05-04 | 海信（山东）冰箱有限公司 | A kind of damp hinge and refrigerator |
| CN211229939U (en) * | 2019-09-04 | 2020-08-11 | 日本电产三协株式会社 | Hinge and refrigerator-freezer |
| CN214498726U (en) * | 2021-01-25 | 2021-10-26 | 江苏星徽精密科技有限公司 | Freezer buffering hinge with helping hand, function of hovering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112761445A (en) | 2021-05-07 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 225300 north side of Yongfeng Road, high tech Industrial Park, Gaogang District, Taizhou City, Jiangsu Province Applicant after: Jiangsu Jiuxing Precision Technology Group Co.,Ltd. Address before: 225300 north side of Yongfeng Road, high tech Industrial Park, Gaogang District, Taizhou City, Jiangsu Province Applicant before: JIANGSU SACA PRECISION TECHNOLOGY Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |