CN107654488A - Rotate power assisting device and furniture - Google Patents
Rotate power assisting device and furniture Download PDFInfo
- Publication number
- CN107654488A CN107654488A CN201710867309.4A CN201710867309A CN107654488A CN 107654488 A CN107654488 A CN 107654488A CN 201710867309 A CN201710867309 A CN 201710867309A CN 107654488 A CN107654488 A CN 107654488A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- support
- assisting device
- power assisting
- bite
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/12—Pivotal connections incorporating flexible connections, e.g. leaf springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D11/00—Clutches in which the members have interengaging parts
- F16D11/14—Clutches in which the members have interengaging parts with clutching members movable only axially
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/14—Torsion springs consisting of bars or tubes
- F16F1/16—Attachments or mountings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rehabilitation Tools (AREA)
Abstract
Embodiments of the invention provide a kind of rotation power assisting device and furniture.Rotating power assisting device includes support, main shaft, torsional elastomer；The main shaft is rotatably supported in the support；Described torsional elastomer one end is connected with the main shaft, and the other end is connected with the support.Rotation power assisting device provided in an embodiment of the present invention, by the way that main shaft and torsional elastomer are arranged in support, so that the part for providing power-assisted is all arranged on internal stent, so, just efficiently solves and rotate the problem of power assisting device is outside, space-consuming in the prior art.
Description
Technical field
The present invention relates to smart home field, more particularly to a kind of rotation power assisting device and furniture.
Background technology
At present, the turning-folding bed of in the market or invisible bed, when putting down or packing up, its internal generally use pneumatic rod
Be used as auxiliary force, pulled by people or motor, electric putter etc. provide power, can very light can pack up and put down bed
Paving, if in the case of without auxiliary force, packing up and dividing when putting down and pack up or put, it is necessary to apply very big external force and whole bedstead
Under.
But auxiliary power apparatus of the prior art is mostly pressure spacer bar, buffer bar either extension spring etc., its installation site and
Installation form is exposed, and finished product furniture influences aesthetics it can be seen that the handware of auxiliary force mechanisms is exposed.Moreover, air pressure supports
The auxiliary power apparatus such as bar is provided in two side positions of bed board, it is necessary to reserve certain space in bed body for it, virtually
Increase the width of bed body.And the pressure spacer bar for being arranged on bed body both sides is returned and brought using the personnel of bed body lower space
Very big not convenient property.
The content of the invention
The present invention provides a kind of rotation power assisting device and furniture, is exposed to solving rotation power assisting device of the prior art
Outside, the problem of space-consuming.
To reach above-mentioned purpose, embodiments of the invention provide a kind of rotation power assisting device.Rotating power assisting device includes branch
Frame, main shaft, torsional elastomer；The main shaft is rotatably supported in the support；Described torsional elastomer one end with it is described
Main shaft is connected, and the other end is connected with the support.
Alternatively, the torsional elastomer is torsion spring, wind spring or torque arm.
Alternatively, the rotation power assisting device also includes torque force adjusting mechanism, and the torque force adjusting mechanism is arranged on described
Between main shaft and the support, and for adjusting the relative rotation position of the main shaft and the support.
Alternatively, the torque force adjusting mechanism includes clutch.
Alternatively, the clutch includes the first bite and the second bite, and first bite is set in institute
State on main shaft, and be connected with the main shaft by form fit, and with the main shaft synchronous axial system；Second bite can turn
Support on the bracket dynamicly, and rotatably support the end of the main shaft；First bite can be along the main shaft
Slide, and be engaged or depart from second bite.
Alternatively, first bite is provided with fixed mechanism, for first bite to be fixed on into the master
On axle.
Alternatively, the support also includes cover plate, and the cover plate is detachably connected on the support.
Alternatively, the torsional elastomer is torsion spring, and the torsion spring is one or more.
Alternatively, the torque force adjusting mechanism is ratchet and pawl mechanicm, wherein the ratchet is arranged on the main shaft,
The ratchet installation is on the bracket；Or the ratchet is arranged on the main shaft, the ratchet is arranged on the support
On.
According to another aspect of the present invention, the embodiment of the present invention also provides a kind of furniture, including main body and rotation section, also wraps
Foregoing rotation power assisting device is included, wherein, the main body is fixedly connected with the main shaft, the rotation section and the support
It is fixedly connected；Or the main body is fixedly connected with the support, the rotation section is fixedly connected with the main shaft.
The present invention has the advantages and positive effects of：
Rotation power assisting device provided in an embodiment of the present invention, by the way that main shaft and torsional elastomer are arranged in support, makes
The part that power-assisted must be provided all is arranged on internal stent, so, just efficiently solves and rotates power-assisted in the prior art
The problem of device is outside, space-consuming.
Brief description of the drawings
Fig. 1 is the schematic side elevation for the rotation power assisting device that the embodiment of the present invention one provides；
Fig. 2 is the schematic cross sectional views in A-A directions in Fig. 1；
Fig. 3 is the partial enlarged drawing in C regions in Fig. 2；
Fig. 4 is the schematic cross sectional views in B-B directions in Fig. 1；
Fig. 5 is the schematic diagram that the main shaft that the embodiment of the present invention one provides coordinates with torsional elastomer；
Fig. 6 is the schematic diagram for the main shaft that inventive embodiments one provide；
Fig. 7 is the schematic diagram that the torque force adjusting mechanism that the embodiment of the present invention one provides is ratchet-ratchet form.
Description of reference numerals：
1st, support；2nd, main shaft；3rd, torsional elastomer；4th, clutch；41st, the first bite；42nd, the second bite；5、
Fixed mechanism；6th, cover plate；7th, positioning shaft shoulder screw；8th, bearing block；9th, shaft block ring；10th, ratchet；11st, ratchet.
Embodiment
The exemplary embodiment of the embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
Embodiment one
Embodiments of the invention one provide a kind of rotation power assisting device.Rotating power assisting device includes support 1, main shaft 2, reverses
Elastic component 3；Main shaft 2 is rotatably supported in support 1；The one end of torsional elastomer 3 is connected with main shaft 2, the other end and support 1
It is connected.
Rotation power assisting device provided in an embodiment of the present invention, by the way that main shaft 2 and torsional elastomer 3 are arranged in support 1,
So that the part for providing power-assisted is all arranged on inside support 1, so, just efficiently solves to rotate in the prior art and help
The problem of power apparatus is outside, space-consuming.
Specifically, with reference to referring to figs. 1 to Fig. 4, in the present embodiment, support 1 is one rectangular with interior accommodating space
Body structure, its material can be metal or the higher plastic material of intensity etc..Preferably, it is additionally provided with support 1 removable
Ground cover plate 6 is unloaded, operating personnel easily can pull down cover plate 6, to be adjusted to the part inside support 1.
As shown in fig. 6, in the present embodiment, main shaft 2 is splined shaft, along the axial direction of main shaft 2, is evenly arranged with multiple flowers
Key, and main shaft 2 can rotate relative to support 1.Such as one bearing block 8 can be set in one end of support 1, in order to prevent bearing block
8 are moved relative to support 1, and shaft block ring 9 is additionally provided with the outer face of bearing block 8 and support 1.One end of main shaft 2 is worn
In bearing block 8, the other end of main shaft 2 is rotatably arranged in the other end of support 1.Certainly, in some other embodiment party
In formula, main shaft 2 can also be hexagonal steel etc., not limit clearly herein.
As shown in figure 5, torsional elastomer 3 is set on main shaft 2, and is fixed relative to main shaft 2, i.e., torsional elastomer 3 with
The relative angle of main shaft 2 immobilizes.Specifically, multiple positioning shaft shoulder screws 7 can be set to consolidate evenly and at intervals on main shaft 2
Determine one end of torsional elastomer 3.The other end of torsional elastomer 3 is fixedly connected on support 1, such as can pass through the modes such as welding
Realize.Certainly, positioning shaft shoulder screw 7 can also be used high-strength screw etc. to realize that spacing element replaces, torsional elastomer 3
Fixed form between support 1 can also be realized by other means.
In actual use, because the both ends of torsional elastomer 3 are connected with main shaft 2 and support 1 respectively, therefore,
When rotating spindle 2, that is, be applied to 3 one extra moments of torsion of torsional elastomer, so, when by the rotation power-assisted
Device be arranged on folding bed or other when there is the link position of relative rotation motion of driving system, torsional elastomer 3 understands its own elasticity
In the presence of restoring force, the effect of power-assisted is functioned well as.Moreover, the rotation power assisting device can be arranged on the two of relative rotation
At the link position of individual part, it is not necessary to take additional space, be effectively saved and used space, improved aesthetics.
Alternatively, torsional elastomer 3 is torsion spring, wind spring or torque arm.
In the present embodiment, torsional elastomer 3 can be that torsion spring can also be torque arm or other can realize torsion
And the element resetted.
Further, torsional elastomer 3 uses torsion spring.Because it has the advantages that cost is low, installs, be easy to maintenance.Again
Further, torsion spring is multiple.Can be fixed between multiple torsion springs by foregoing positioning shaft shoulder screw 7 it is mutual between
Away from ensureing will not Xiang Hu Gan Wataru between multiple torsion springs.Such as double torsion spring can be used, and will be each using positioning shaft shoulder screw 7
One end of double torsion spring is fixedly connected in rotating shaft.By adjusting the quantity of torsion spring, the moment of torsion for rotating power assisting device can be adjusted
Size, so that power-assisted effect to be adjusted, to adapt to the needs of different application occasion.
Preferably, as shown in Figure 2 and Figure 3, rotating power assisting device also includes torque force adjusting mechanism, and torque force adjusting mechanism is set
Between main shaft 2 and support 1, and for adjusting the relative rotation position of main shaft 2 and support 1.
Torque force adjusting mechanism is to adjust the relative rotation position between main shaft 2 and support 1, so, it is possible to suitable
The moment of torsion for being applied to torsional elastomer 3 is adjusted to answering property, that is, have adjusted the power-assisted that the rotation power assisting device can be provided
Size.
In one embodiment, torque force adjusting mechanism includes clutch 4；Clutch 4 includes the first bite 41
With the second bite 42, the first bite 41 is set on main shaft 2, and is connected with main shaft 2 by form fit, and with main shaft 2
Synchronous axial system；Second bite 42 is rotatably supported on support 1, and rotatably supports the end of main shaft 2；First occlusion
Portion 41 can slide along main shaft 2, and be engaged or depart from the second bite 42.Compare ratchet and pawl mechanicm, and clutch 4 can
To realize the two-way regulation for the moment of torsion for rotating power assisting device again, you can increase can reduce the initial torque for rotating power assisting device.
Specifically, as shown in Figure 2 and Figure 3, in this embodiment, clutch 4 is positioned close to the end of main shaft 2
Position (i.e. away from one end that bearing block 8 is connected with main shaft 2).Set clutch 4 can realize torque force adjusting mechanism with
The connection or disengaging of main shaft 2, there is very big flexibility.
In the present embodiment, clutch 4 is made up of the first bite 41 and the second bite 42.For example, can be by
One bite 41 and the second bite 42 are arranged to the form of jaw clutch.Wherein, the key connection of the first bite 41 is in master
On axle 2, to ensure that the first bite 41 can be with the synchronous axial system of main shaft 2.Second bite 42 is rotatably supported at support 1
On, one end of bearing block 8 is not connected with main shaft 2 can be located in the second bite 42, so be achieved that the branch to main shaft 2
Support.The other end of second bite 42 can be connected on the fixed structure of outside, such as is attached in the bed body of turning-folding bed.
It should be noted that in order to realize that the first bite 41 and the second bite 42 can be engaged the mesh of and can rotation
, in this embodiment, one end optical axis section can be set in the both ends of main shaft 2, as long as ensure the second bite 42 and main shaft 2 it
Between there is no a spline, the first bite 41 is that spline is connected with main shaft 2.
Preferably, the outside of the inside of the second bite 42 is provided with spline, is fixedly connected with the fixed structure with outside, the
The part coordinated with the optical axis of main shaft of the inside of two bites 42 be unthreaded hole, with being rotatably assorted for realization and main shaft 2.
Preferably, as shown in figure 5, the first bite 41 is provided with fixed mechanism 5, for the first bite 41 to be fixed on
On main shaft 2.
Specifically, when need to adjust be applied to the moment of torsion of torsional elastomer 3 when, it is necessary first to adjust the first bite 41 with
The position of main shaft 2 in the axial direction, that is, the first bite 41 to be moved to the opening position being connected with the spline of main shaft 2；Then
Rotational angle of first bite 41 relative to the second bite 42 is adjusted, so that the first bite 41 drives 2 turns of main shaft
It is dynamic, and then main shaft 2 can drive torsional elastomer 3 to rotate certain angle；Then the first bite 41 is adjusted again on main shaft 2
Axial location is allowed to complete to be engaged with the second bite 42；The first bite 41 is finally locked into itself and master by fixed mechanism 5
The position of axle 2.Fixed mechanism 5 can be realized by the form such as Top fastening screw or spring top clamping part.
Preferably, can Top fastening screw or spring top clamping part be also set in the second bite 42 to prevent the second bite
42 occur axial float on main shaft 2.
As shown in fig. 7, in another embodiment, torque force adjusting mechanism is ratchet and pawl mechanicm, wherein ratchet 10
On main shaft 2, ratchet 11 is arranged on support 1；Or ratchet 11 is arranged on main shaft 2, ratchet 10 is arranged on support 1
On.
Specifically, torque force adjusting mechanism is the form of ratchet-ratchet, and ratchet 10 may be mounted on main shaft 2 or prop up
On frame 1, accordingly, ratchet 11 may be mounted on support 1 or main shaft 2.By adjusting ratchet 11 and ratchet 10, it is possible to real
Now adjustment is applied to the purpose of the moment of torsion on torsional elastomer 3.Preferably, the mechanism of ratchet 10 and ratchet 11 is arranged close to lead
The position of the both side ends of axle 2, it so can more facilitate operating personnel to open cover plate 6, realize to being applied to torsional elastomer 3
On moment of torsion regulation.Ratchet and pawl mechanicm is suitable to carry out unidirectional regulation to the moment of torsion for rotating power assisting device, is helped even if rotating
The initial torque of power apparatus is adjusted toward increased direction.
Embodiment two
The embodiment of the present invention two also provides a kind of furniture, including main body and rotation section, in addition to as turned in embodiment one
Dynamic power assisting device, wherein, main body is fixedly connected with main shaft 2, and rotation section is fixedly connected with support 1；Or main body is fixed with support 1
Connection, rotation section is fixedly connected with main shaft 2.
For example, the rotation power assisting device is applied when on turning-folding bed, support 1 can be fixedly installed on foldable bed board
On, main shaft 2 is connected in bed body or is fixedly connected with support 1 with bed body, main shaft 2 is fixedly connected with foldable bed board
On.So, that is, it ensure that personnel can increase power-assisted when being turned down to bed board by the rotation power assisting device, reduce people
Power is paid, and is also caused the space that existing pressure spacer bar need not be reserved in bed body, is reduced the appearance and size of bed body, profile is more
Add attractive in appearance.
The present invention has the advantages that：
The rotation power assisting device that the embodiment of the present invention one provides, by the way that main shaft and torsional elastomer are arranged in support,
So that the part for providing power-assisted is all arranged on internal stent, so, just efficiently solves to rotate in the prior art and help
The problem of power apparatus is outside, space-consuming.
In addition, by setting clutch to realize the connection or disengaging of torque force adjusting mechanism and main shaft, have very big
Flexibility.
The furniture that the embodiment of the present invention two provides, by the rotation power assisting device in embodiment one is set thereon, that is, protect
Power-assisted can be increased when personnel turn down to bed board by the rotation power assisting device by having demonstrate,proved, and reduced paying for manpower, also caused
The space of existing pressure spacer bar need not be reserved in bed body, reduces the appearance and size of bed body, profile is more attractive in appearance.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. one kind rotates power assisting device, it is characterised in that including support (1), main shaft (2), torsional elastomer (3)；
The main shaft (2) is rotatably supported in the support (1)；
Described torsional elastomer (3) one end is connected with the main shaft (2), and the other end is connected with the support (1).
2. rotation power assisting device according to claim 1, it is characterised in that the torsional elastomer (3) is torsion spring, wind spring
Or torque arm.
3. rotation power assisting device according to claim 1, it is characterised in that the rotation power assisting device also includes torsion and adjusted
Mechanism is saved, the torque force adjusting mechanism is arranged between the main shaft (2) and the support (1), and for adjusting the main shaft
(2) and the support (1) relative rotation position.
4. rotation power assisting device according to claim 3, it is characterised in that the torque force adjusting mechanism includes clutch
(4)。
5. rotation power assisting device according to claim 4, it is characterised in that the clutch (4) includes the first occlusion
Portion (41) and the second bite (42), first bite (41) are set on the main shaft (2), and with the main shaft (2)
Connected by form fit, and with the main shaft (2) synchronous axial system；Second bite (42) is rotatably supported at described
On support (1), and rotatably support the end of the main shaft (2)；First bite (41) can be sliding along the main shaft (2)
It is dynamic, and be engaged or depart from second bite (42).
6. rotation power assisting device according to claim 5, it is characterised in that first bite (41), which is provided with, fixes
Mechanism (5), for first bite (41) to be fixed on into the main shaft (2).
7. rotation power assisting device according to claim 3, it is characterised in that the support (1) also includes cover plate (6), institute
Cover plate (6) is stated to be detachably connected on the support (1).
8. rotation power assisting device according to claim 2, it is characterised in that the torsional elastomer (3) is torsion spring, described
Torsion spring is one or more.
9. rotation power assisting device according to claim 3, it is characterised in that the torque force adjusting mechanism is ratchet-ratchet
Mechanism, wherein
The ratchet (10) is arranged on the main shaft (2), and the ratchet (11) is arranged on the support (1)；Or
The ratchet (11) is arranged on the main shaft (2), and the ratchet (10) is arranged on the support (1).
10. a kind of furniture, including main body and rotation section, it is characterised in that including turning as claimed in any one of claims 1-9 wherein
Dynamic power assisting device, wherein,
The main body is fixedly connected with the main shaft (2), and the rotation section is fixedly connected with the support (1)；Or
The main body is fixedly connected with the support (1), and the rotation section is fixedly connected with the main shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710867309.4A CN107654488A (en) | 2017-09-22 | 2017-09-22 | Rotate power assisting device and furniture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710867309.4A CN107654488A (en) | 2017-09-22 | 2017-09-22 | Rotate power assisting device and furniture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107654488A true CN107654488A (en) | 2018-02-02 |
Family
ID=61130914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710867309.4A Pending CN107654488A (en) | 2017-09-22 | 2017-09-22 | Rotate power assisting device and furniture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107654488A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1201521A (en) * | 1968-02-26 | 1970-08-05 | Strattwell Developments Ltd | An improved encased torsion spring such as for apparatus for dispensing towelling, and for other apparatus |
| KR200246966Y1 (en) * | 2001-05-30 | 2001-10-29 | 이동진 | Door closer |
| US20030221801A1 (en) * | 2002-03-19 | 2003-12-04 | Canimex Inc. | Safety braking device for garage doors and the like |
| CN1527913A (en) * | 2001-01-23 | 2004-09-08 | ������-�¿˶���˾ | First stage clutch |
| CN2708363Y (en) * | 2004-06-25 | 2005-07-06 | 联想(北京)有限公司 | Pivot mechanism for notebook computer |
| TWM270767U (en) * | 2004-11-17 | 2005-07-21 | Macauto Ind Co Ltd | Roller sunshade with alleviative roll-up |
| KR20080045951A (en) * | 2006-11-21 | 2008-05-26 | 한국델파이주식회사 | Torsion spline shaft of telescopic column for vehicle |
| CN101461671A (en) * | 2007-12-18 | 2009-06-24 | 深圳市爱可机器人技术有限公司 | Device for turning pan and automatic/semiautomatic cooking device |
| KR20110047959A (en) * | 2009-10-30 | 2011-05-09 | 조용준 | Hinges and Swing Doors Having the Same |
| CN102155135A (en) * | 2011-03-28 | 2011-08-17 | 江苏广通电力设备有限公司 | Turn-over opening/closing device for hanging-hole cover plate |
| CN102691449A (en) * | 2012-05-28 | 2012-09-26 | 马计强 | Angle adjusting sleeve for hinge |
| CN207333444U (en) * | 2017-09-22 | 2018-05-08 | 北京必革家科技有限公司 | Rotate power assisting device and furniture |
-
2017
- 2017-09-22 CN CN201710867309.4A patent/CN107654488A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1201521A (en) * | 1968-02-26 | 1970-08-05 | Strattwell Developments Ltd | An improved encased torsion spring such as for apparatus for dispensing towelling, and for other apparatus |
| CN1527913A (en) * | 2001-01-23 | 2004-09-08 | ������-�¿˶���˾ | First stage clutch |
| KR200246966Y1 (en) * | 2001-05-30 | 2001-10-29 | 이동진 | Door closer |
| US20030221801A1 (en) * | 2002-03-19 | 2003-12-04 | Canimex Inc. | Safety braking device for garage doors and the like |
| CN2708363Y (en) * | 2004-06-25 | 2005-07-06 | 联想(北京)有限公司 | Pivot mechanism for notebook computer |
| TWM270767U (en) * | 2004-11-17 | 2005-07-21 | Macauto Ind Co Ltd | Roller sunshade with alleviative roll-up |
| KR20080045951A (en) * | 2006-11-21 | 2008-05-26 | 한국델파이주식회사 | Torsion spline shaft of telescopic column for vehicle |
| CN101461671A (en) * | 2007-12-18 | 2009-06-24 | 深圳市爱可机器人技术有限公司 | Device for turning pan and automatic/semiautomatic cooking device |
| KR20110047959A (en) * | 2009-10-30 | 2011-05-09 | 조용준 | Hinges and Swing Doors Having the Same |
| CN102155135A (en) * | 2011-03-28 | 2011-08-17 | 江苏广通电力设备有限公司 | Turn-over opening/closing device for hanging-hole cover plate |
| CN102691449A (en) * | 2012-05-28 | 2012-09-26 | 马计强 | Angle adjusting sleeve for hinge |
| CN207333444U (en) * | 2017-09-22 | 2018-05-08 | 北京必革家科技有限公司 | Rotate power assisting device and furniture |
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