CN105486013B - A kind of power-assisted handle structure and refrigerator - Google Patents
A kind of power-assisted handle structure and refrigerator Download PDFInfo
- Publication number
- CN105486013B CN105486013B CN201610008961.6A CN201610008961A CN105486013B CN 105486013 B CN105486013 B CN 105486013B CN 201610008961 A CN201610008961 A CN 201610008961A CN 105486013 B CN105486013 B CN 105486013B
- Authority
- CN
- China
- Prior art keywords
- rotation axis
- button
- jacking block
- handle base
- handle
- 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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Links
- 238000009434 installation Methods 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims abstract description 9
- 238000007906 compression Methods 0.000 claims abstract description 9
- 239000003381 stabilizer Substances 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/02—Details of doors or covers not otherwise covered
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Handcart (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The present invention relates to refrigerator art more particularly to a kind of power-assisted handle structure and refrigerators.The power-assisted handle structure includes handle base and the button that is arranged in handle base, connecting rod, rotation axis, torsional spring, first connecting shaft, jacking block and elastic component, rotation axis is rotatably arranged in handle base by the first installation axle and torsional spring, first connecting shaft of the side of rotation axis is connect by connecting rod with button, the other side has driving portion, button push is pinched upwards, button pulls the first connecting shaft to move up by connecting rod, the connection of the side of first connecting shaft and rotation axis, and then drive rotation axis rotation, the driving portion of rotation axis moves down, driving jacking block moves down, jacking block compression elastic piece is moved downward across handle base top to cabinet, release button, under the elastic restoring force of torsional spring, rotation axis rotates backward, push-button reset, jacking block also resets under the elastic restoring force of elastic component, whole process is easy to operate, it is laborsaving time saving.
Description
Technical field
The present invention relates to refrigerator art more particularly to a kind of power-assisted handle structure and refrigerators.
Background technique
Currently, chamber door is bonded with the frame of cabinet in refrigerator art, the two usually carries out good sealing, however,
In the refrigeration case, chamber door is closed for a long time, and negative pressure is serious in case, and chamber door is opened arduously, even will appear case of not opening sometimes
It the case where door, opens the door by force, it is possible that damage chamber door door shell and cabinet.
Summary of the invention
(1) technical problems to be solved
It is tight in negative pressure to solve existing door of refrigerator that the object of the present invention is to provide a kind of power-assisted handle structures and refrigerator
The problem of opening is difficult in weight situation.
(2) technical solution
In order to solve the above-mentioned technical problem, one aspect of the present invention provides a kind of power-assisted handle structure and includes handle base and set
Button, connecting rod, rotation axis, torsional spring, the first connecting shaft, jacking block and elastic component in handle base are set, handle base is arranged in chamber door
On, the button can be arranged in handle base up and downly, and the rotation axis passes through the first installation axle and torsional spring rotationally
It is arranged in handle base, limited block is provided in the handle base, to limit the slewing area of rotation axis；The one of the rotation axis
Side connects the first connecting shaft in parallel, and the first connecting shaft is connect by connecting rod with button；The other side of the rotation axis has
There is the driving portion of extension, jacking block engaged therewith is arranged in the lower section of the driving portion, and the jacking block is supported by elastic component, driving portion
Jacking block is driven to pass through handle base compression elastic piece top to cabinet when moving downward.
Wherein, the torsional spring is set in rotation axis, and a stabilizer blade and rotation axis connection, another stabilizer blade for torsional spring is against handle
In seat.
Wherein, the rotation axis top has protrusion, and there are two the limited block settings, is distributed in the protrusion of rotation axis
The two sides in portion.
Wherein, the button is plate structure, and a side of button is mounted in handle base by the second installation axle, button
Another side be provided with the second connecting shaft, the track groove of the restricted up and down range of second connecting shaft of setting in handle base.
Wherein, the connecting rod connect axis connection with described second.
Wherein, the jacking block is frame-shaped construction, and the bottom of the handle base has the port passed through for jacking block, and elastic component is set
It sets in frame, the upper end of elastic component is against the lower part on jacking block upper ledge side, and lower end is against the bottom of handle base.
Wherein, the jacking block includes frame shape main body, the first convex block for being connected to frame shape bottom part body and is connected to frame shape master
The second convex block at the top of body, the first convex block pass through the port top to cabinet, the driving portion cooperation of the second convex block and rotation axis.
Wherein, the both ends of the handle base are provided with handle end cap, and the jacking block is provided with close to the position of handle end cap
Convex ribs, handle end cover the groove for being provided with and matching with the convex ribs.
Wherein, the elastic component is spring, and the two sides of spring have limit plate.
The refrigerator that another aspect of the present invention provides includes above-mentioned power-assisted handle structure.
(3) beneficial effect
Above-mentioned technical proposal of the invention has the following advantages that：In power-assisted handle structure provided by the invention and refrigerator, turn
Moving axis is rotatably arranged in handle base by the first installation axle and torsional spring, and the first connecting shaft of the side of rotation axis passes through company
Bar is connect with button, and the other side has driving portion, pinches button push upwards, and button is by connecting rod the first connecting shaft of pulling to moving up
It is dynamic, the side connection of the first connecting shaft and rotation axis, and then rotation axis rotation is driven, the driving portion of rotation axis moves down, and drives
Dynamic jacking block moves down, and jacking block compression elastic piece is moved downward across handle base top to cabinet, release button, in the elasticity of torsional spring
Under restoring force, rotation axis is rotated backward, push-button reset, and jacking block also resets under the elastic restoring force of elastic component, whole process behaviour
Make simply, it is laborsaving time saving.
Detailed description of the invention
Fig. 1 is the cross-sectional view of power-assisted handle structure of the embodiment of the present invention.
Fig. 2 is cross-sectional view when power-assisted handle structure of the embodiment of the present invention has pinched button upwards.
Fig. 3 is the perspective view of power-assisted handle structure of the embodiment of the present invention.
In figure, 1：Button；2：Connecting rod；3：Rotation axis；4：Torsional spring；5：First connecting shaft； 6：First installation axle；7：Top
Block；8：Elastic component；9：Limited block；10：Second installation axle；11：Second connecting shaft；12：Track groove；13；Handle end cap；14：?
Hand seat；301：Protrusion；302：Driving portion；701：First convex block；702：Second convex block.
Specific embodiment
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawings and examples.Following embodiment
For illustrating the present invention, but it is not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that, term " in ", " "upper", "lower", "front", "rear", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " the
One ", " second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As shown in Figure 1, Figure 2 and Figure 3, power-assisted handle structure provided by the invention includes handle base 14 and is arranged in handle
Button 1, connecting rod 2, rotation axis 3, torsional spring 4, the first connecting shaft 5, jacking block 7 and elastic component 8 in seat 14, handle base 14 are arranged in case
Men Shang, the button 1 can be arranged in up and downly in handle base 14, and the rotation axis 3 passes through the first installation axle 6 and torsional spring 4
It is rotatably arranged in handle base 14, is provided with limited block 9 in the handle base 14, to limit the slewing area of rotation axis 3；
The side of the rotation axis 3 connects the first connecting shaft 5 in parallel, and the first connecting shaft 5 is connect by connecting rod 2 with button 1；Institute
The other side for stating rotation axis 3 has the driving portion 302 extended, and jacking block 7 engaged therewith is arranged in the lower section of the driving portion 302,
The jacking block 7 is supported by elastic component 8, drives jacking block 7 to push up across 14 compression elastic piece 8 of handle base when driving portion 302 moves downward
To cabinet.Wherein, the both ends of handle base 14 have handle end cap 13.
In above-described embodiment, button push 1 is pinched upwards, button 1 pulls the first connecting shaft 5 to move up by connecting rod 2, and first
Connecting shaft 5 is connect with the side of rotation axis 3, and then rotation axis 3 is driven to rotate, while rotation axis 3 compresses torsional spring 4, rotation axis 3
Driving portion 302 move down, driving jacking block 7 move down, 7 compression elastic piece 8 of jacking block move downward across handle base 14 push up
To cabinet, release button 1, under the elastic restoring force of torsional spring 4, rotation axis 3 is rotated backward, and button 1 resets, and jacking block 7 is in elasticity
It also being resetted under the elastic restoring force of part 8, whole process is easy to operate, and it is laborsaving time saving, existing door of refrigerator is overcome in negative pressure
The problem of opening is difficult under serious conditions.
Specifically, the torsional spring 4 is set in rotation axis 3, and a stabilizer blade of torsional spring 4 is connect with rotation axis 3, another stabilizer blade
(stabilizer blade of 4 lower end of torsional spring in Fig. 1) is against in handle base 14, when the first connecting shaft 5 moves up, the stabilizer blade of the upper end of torsional spring 4
It is stuck in rotation axis 3.When rotation axis 3 rotates, shaft compresses the stabilizer blade of the upper end of torsional spring 4.
In order to limit the range of the rotation of rotation axis 3, protrusion 301 is arranged in 3 top of rotation axis, and the limited block 9 is provided with
Two, the cooperation of protrusion 301 is between two limited blocks 9 namely two limited blocks 9 are distributed in the protrusion 301 of rotation axis
Two sides, when rotation axis 3 rotates, protrusion 301 is movable between two limited blocks 9.
Specifically, the button 1 is plate structure, and a side of button 1 is mounted on handle base by the second installation axle 10
In 14, another side of button 1 is provided with the second connecting shaft 11, and restricted about 11 second connecting shaft of setting is living in handle base 14
The track groove 12 of dynamic range；The connecting rod 2 is connect with second connecting shaft 11.Button 1 can be rotated around the second installation axle 10, be pressed
When button 1 rotates, the second connecting shaft 11 is up and down in track groove 12, pinches press button 1 upwards, button 1 and the second connecting shaft 11
It moves up, drives the first connecting shaft 5 to move up by connecting rod 2.
Specifically, the jacking block 7 is frame-shaped construction, and the bottom of the handle base 14 has the port passed through for jacking block 7, bullet
Property part 8 be arranged in frame, upper end is against the lower part on 7 upper ledge side of jacking block, and lower end is against the bottom of handle base 14.
Preferably, jacking block 7 includes frame shape main body, is connected to the first convex block 701 of frame shape bottom part body and is connected to frame shape
Second convex block 702 of body top, the first convex block 701 pass through the port top to cabinet, the second convex block 702 and rotation axis 3
Driving portion 302 cooperates.Cooperate by the way that the second convex block 702 of setting is convenient with driving portion 302；By the way that the first convex block 701, jacking block is arranged
7 structures are more accurate, and the convenient port top that passes through is to cabinet.
Further, the equivalent width on the upper ledge side of the jacking block 7 and elastic component 8 facilitates upper ledge side compression elastic piece 8；
The elastic component 8 is spring, and the two sides of spring have limit plate, prevent spring offset；The both ends of the handle base are provided with handle
Hand end cap, the jacking block are provided with convex ribs close to the position of handle end cap, and handle end is covered to be provided with and be matched with the convex ribs
Groove.
The refrigerator that another aspect of the present invention provides includes above-mentioned power-assisted handle structure, when negative pressure is serious in refrigerator, is led to
After crossing above-mentioned power-assisted handle structure, chamber door can be opened easily.
In conclusion rotation axis 3 is by the first installation axle 6 and turns round in power-assisted handle structure provided by the invention and refrigerator
Spring 4 is rotatably arranged in handle base 14, pinches button push 1 upwards, and button 1 pulls the first connecting shaft 5 to moving up by connecting rod 2
Dynamic, the first connecting shaft 5 is connect with the side of rotation axis 3, and then rotation axis 3 is driven to rotate, and the driving portion 302 of rotation axis 3 is downward
Mobile, driving jacking block 7 moves down, and 7 compression elastic piece 8 of jacking block, which is moved downward, to be pushed up across handle base 14 to cabinet, release button
1, under the elastic restoring force of torsional spring 4, rotation axis 3 is rotated backward, and button 1 resets, elastic restoring force of the jacking block 7 in elastic component 8
Under also reset, whole process is easy to operate, laborsaving time saving.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications, these improvements and modifications can also be made
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of power-assisted handle structure, it is characterised in that：Including handle base and the button, the connecting rod, rotation that are arranged in handle base
Axis, torsional spring, the first connecting shaft, jacking block and elastic component, handle base are arranged on chamber door, and the button can be arranged in up and downly
In handle base, the rotation axis is rotatably arranged in handle base by the first installation axle and torsional spring, is set in the handle base
It is equipped with limited block, to limit the slewing area of rotation axis；The side of the rotation axis connects the first connecting shaft in parallel, the
One connecting shaft is connect by connecting rod with button；The other side of the rotation axis has the driving portion extended, under the driving portion
Jacking block engaged therewith is arranged in side, and the jacking block is supported by elastic component, drives jacking block to pass through handle base when driving portion moves downward
Compression elastic piece top is to cabinet；Button push is pinched upwards, and button pulls the first connecting shaft to move up by connecting rod, the first connecting shaft
It is connect with the side of rotation axis, and then drives rotation axis rotation, the driving portion of rotation axis moves down, and driving jacking block is to moving down
Dynamic, jacking block compression elastic piece is moved downward across handle base top to cabinet, and release button turns under the elastic restoring force of torsional spring
Moving axis rotates backward, push-button reset, and jacking block also resets under the elastic restoring force of elastic component.
2. power-assisted handle structure according to claim 1, it is characterised in that：The torsional spring is set in rotation axis, torsional spring
A stabilizer blade and rotation axis connection, another stabilizer blade is against in handle base.
3. power-assisted handle structure according to claim 2, it is characterised in that：The rotation axis top has protrusion, institute
It states there are two limited block settings, is distributed in the two sides of the protrusion of rotation axis.
4. power-assisted handle structure according to claim 3, it is characterised in that：The button be plate structure, the one of button
Side is mounted in handle base by the second installation axle, and another side of button is provided with the second connecting shaft, setting in handle base
The track groove of the restricted up and down range of second connecting shaft.
5. power-assisted handle structure according to claim 4, it is characterised in that：The connecting rod and second connecting shaft connect
It connects.
6. power-assisted handle structure according to claim 5, it is characterised in that：The jacking block is frame-shaped construction, the handle
The bottom of seat has the port passed through for jacking block, and elastic component is arranged in frame, and the upper end of elastic component is against under jacking block upper ledge side
Portion, lower end are against the bottom of handle base.
7. power-assisted handle structure according to claim 6, it is characterised in that：The jacking block includes frame shape main body, is connected to
First convex block of frame shape bottom part body and the second convex block for being connected to frame shape body top, the first convex block pass through the port top to
The driving portion of cabinet, the second convex block and rotation axis cooperates.
8. power-assisted handle structure according to claim 7, it is characterised in that：The both ends of the handle base are provided with handle end
Lid, the jacking block are provided with convex ribs close to the position of handle end cap, handle end cover be provided with matched with the convex ribs it is recessed
Slot.
9. power-assisted handle structure according to claim 1, it is characterised in that：The elastic component is spring, the two sides of spring
With limit plate.
10. a kind of refrigerator, it is characterised in that：It includes the described in any item power-assisted handle structures of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610008961.6A CN105486013B (en) | 2015-08-31 | 2016-01-04 | A kind of power-assisted handle structure and refrigerator |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510548152X | 2015-08-31 | ||
| CN201510548152.XA CN105064791A (en) | 2015-08-31 | 2015-08-31 | Power-assisting handle structure and refrigerator |
| CN201610008961.6A CN105486013B (en) | 2015-08-31 | 2016-01-04 | A kind of power-assisted handle structure and refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105486013A CN105486013A (en) | 2016-04-13 |
| CN105486013B true CN105486013B (en) | 2018-11-30 |
Family
ID=54494275
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510548152.XA Pending CN105064791A (en) | 2015-08-31 | 2015-08-31 | Power-assisting handle structure and refrigerator |
| CN201610008961.6A Active CN105486013B (en) | 2015-08-31 | 2016-01-04 | A kind of power-assisted handle structure and refrigerator |
| CN201620012584.9U Withdrawn - After Issue CN205536816U (en) | 2015-08-31 | 2016-01-04 | Helping hand is handle structure and refrigerator |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510548152.XA Pending CN105064791A (en) | 2015-08-31 | 2015-08-31 | Power-assisting handle structure and refrigerator |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620012584.9U Withdrawn - After Issue CN205536816U (en) | 2015-08-31 | 2016-01-04 | Helping hand is handle structure and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN105064791A (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064791A (en) * | 2015-08-31 | 2015-11-18 | 合肥华凌股份有限公司 | Power-assisting handle structure and refrigerator |
| CN106440643A (en) * | 2016-10-28 | 2017-02-22 | 海信（山东）冰箱有限公司 | Refrigerator assistance door handle assembly and refrigerator |
| CN107062775B (en) * | 2017-01-23 | 2020-01-10 | 海信（山东）冰箱有限公司 | Refrigerator power-assisted door handle assembly and refrigerator |
| CN106907781B (en) * | 2017-03-31 | 2022-09-13 | 广东美的制冷设备有限公司 | Indoor unit of air conditioner |
| CN108756461B (en) * | 2018-06-06 | 2022-05-20 | 青岛海尔特种电冰柜有限公司 | Power-assisted door handle assembly and refrigeration equipment |
| CN209877465U (en) * | 2018-11-09 | 2019-12-31 | 多美达瑞典有限公司 | Handle assembly and box door for refrigeration equipment and refrigeration equipment assembly |
| CN110397354B (en) * | 2019-08-07 | 2021-04-23 | 江苏三乔智能科技有限公司 | Door lock assembly for refrigerator and refrigerator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2467983Y (en) * | 2000-12-20 | 2001-12-26 | 合肥美菱股份有限公司 | Door-opening aid for domestic electric refrigerator |
| CN201653046U (en) * | 2010-04-20 | 2010-11-24 | 海信容声(广东)冰箱有限公司 | Resetting refrigerator handle |
| EP2336689A2 (en) * | 2009-12-14 | 2011-06-22 | Fagor, S. Coop. | Door handle for a domestic refrigeration appliance |
| CN101482357B (en) * | 2008-01-11 | 2013-05-29 | 三星电子株式会社 | Opening device for refrigerator |
| CN203308181U (en) * | 2013-03-21 | 2013-11-27 | 海信容声(广东)冰箱有限公司 | Assisting handle and refrigerator |
| CN203412364U (en) * | 2013-07-04 | 2014-01-29 | 青岛海尔特种电冰箱有限公司 | Power-assisted door handle and refrigeration equipment |
| CN205536816U (en) * | 2015-08-31 | 2016-08-31 | 合肥华凌股份有限公司 | Helping hand is handle structure and refrigerator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080100555A (en) * | 2007-05-14 | 2008-11-19 | 엘지전자 주식회사 | Door opening structure for refrigerator |
-
2015
- 2015-08-31 CN CN201510548152.XA patent/CN105064791A/en active Pending
-
2016
- 2016-01-04 CN CN201610008961.6A patent/CN105486013B/en active Active
- 2016-01-04 CN CN201620012584.9U patent/CN205536816U/en not_active Withdrawn - After Issue
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2467983Y (en) * | 2000-12-20 | 2001-12-26 | 合肥美菱股份有限公司 | Door-opening aid for domestic electric refrigerator |
| CN101482357B (en) * | 2008-01-11 | 2013-05-29 | 三星电子株式会社 | Opening device for refrigerator |
| EP2336689A2 (en) * | 2009-12-14 | 2011-06-22 | Fagor, S. Coop. | Door handle for a domestic refrigeration appliance |
| CN201653046U (en) * | 2010-04-20 | 2010-11-24 | 海信容声(广东)冰箱有限公司 | Resetting refrigerator handle |
| CN203308181U (en) * | 2013-03-21 | 2013-11-27 | 海信容声(广东)冰箱有限公司 | Assisting handle and refrigerator |
| CN203412364U (en) * | 2013-07-04 | 2014-01-29 | 青岛海尔特种电冰箱有限公司 | Power-assisted door handle and refrigeration equipment |
| CN205536816U (en) * | 2015-08-31 | 2016-08-31 | 合肥华凌股份有限公司 | Helping hand is handle structure and refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105486013A (en) | 2016-04-13 |
| CN205536816U (en) | 2016-08-31 |
| CN105064791A (en) | 2015-11-18 |
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