CN107374128A - A kind of detachable revolving chair leg - Google Patents
A kind of detachable revolving chair leg Download PDFInfo
- Publication number
- CN107374128A CN107374128A CN201710711179.5A CN201710711179A CN107374128A CN 107374128 A CN107374128 A CN 107374128A CN 201710711179 A CN201710711179 A CN 201710711179A CN 107374128 A CN107374128 A CN 107374128A
- Authority
- CN
- China
- Prior art keywords
- groove
- circular groove
- inwall
- away
- chair leg
- 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.)
- Withdrawn
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/002—Chair or stool bases
- A47C7/006—Chair or stool bases with castors
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a kind of detachable revolving chair leg, including mounting seat, the side of the mounting seat offers square groove, support bar is installed in square groove, dismounting module is provided with and one end of support bar is extended to outside square groove, in circular groove, one end that support bar is located at outside square groove is provided with rotating module.The present invention can dismount revolving chair leg easily and fast, and can reduce the volume of revolving chair leg, be easy to the transport of swivel chair to carry.
Description
Technical field
The present invention relates to swivel chair technical field, more particularly to a kind of detachable revolving chair leg.
Background technology
So-called swivel chair is one kind in office chair major class, is a kind of rotary chair in the part being seated, for swivel chair
Can convenience in transport carry, the revolving chair leg of general swivel chair all be dismountable structure, but at present revolving chair leg dismounting typically more
It is complicated.
Number of patent application announces a kind of revolving chair leg that can be dismantled for number patent document for being 201510071832.7, and it is wrapped
Include the sleeve pipe with collar aperture and the five root long foot tubes for being uniformly distributed in sleeve pipe periphery and stretching out, one end bottom of long foot tube
Provided with roller mounting hole, five plugs extended to external radiation, the hollow inserting column of long foot tube are uniformly provided with the periphery of sleeve pipe
Insert in plug, connecting plate is affixed on the bottom surface of plug after the hollow pipe in metal leg is inserted into the collar aperture of sleeve pipe, is connected
Plate, plug are screwed with hollow inserting column to be connected, and it is relatively complicated that such a structure dismounts step in actual use, can not
Reach the purpose of fast assembling-disassembling.
The content of the invention
The invention aims to solve shortcoming present in prior art, and a kind of detachable swivel chair proposed
Pin.
To achieve these goals, present invention employs following technical scheme：
A kind of detachable revolving chair leg, including mounting seat, the side of the mounting seat offer square groove, are provided with square groove
Support bar, and one end of support bar is extended to outside square groove, dismounting module is provided with circular groove, one end that support bar is located at outside square groove is set
There is rotating module.
Preferably, the dismounting module includes pop-up module and locking module, and pop-up module is adapted with locking module,
The pop-up module includes the first circular groove being opened on side inwall of the square groove away from opening, is slidably fitted with the first circular groove
Sliding block, the first circular groove are welded with the first spring on the side inwall away from opening, are welded and fixed between the first spring and sliding block, sliding
Block is provided with the push rod being slidably mounted in the first circular groove close to the side of the first circular groove opening, and one end of push rod extends to first
Outside circular groove, one end that push rod is located at outside the first circular groove is fixedly mounted on support bar, and the locking module includes symmetrically being opened in
Locating slot on the inwall of square groove both sides, the both sides of support bar are symmetrically installed with two wedge locating blocks.
Preferably, the second circular groove is offered on side inwall of the locating slot away from opening, peace is slided in the second circular groove
One end equipped with slide bar, and slide bar is extended to outside the second circular groove, and one end that slide bar is located in locating slot is welded with the first wedge,
And first wedge be in contact with wedge locating block, the first groove is offered on the top side inwall of the second circular groove, the first groove is remote
Leave and first through hole is offered on the side inwall of mouth, depression bar is slidably fitted with first through hole, and one end of depression bar extends to
Outside first through hole, one end that depression bar is located in first through hole is welded with the second wedge, side of second wedge away from depression bar
Extend in the first groove, the side of slide bar is installed with push rod, and push rod is slidably mounted in the first groove, and push rod is away from sliding
One end of bar is rotatablely equipped with ball, and ball is rolled on the inclined-plane side of the second wedge.
Preferably, second spring, second spring and slide bar are welded with side inwall of second circular groove away from opening
Between be welded and fixed, symmetrically offer stopper slot on the both sides inwall of the second circular groove, the both sides of slide bar are symmetrically fixedly mounted limited
Position block, limited block are slidably mounted in stopper slot.
Preferably, arc groove is symmetrically offered on the both sides inwall of the first through hole, the both sides of depression bar are symmetrically fixed
Arc fixture block is installed, arc fixture block is slidably mounted in arc groove, is arranged with and is welded on arc groove inwall on depression bar
3rd spring, it is welded and fixed between the 3rd spring and arc fixture block.
Preferably, one end that the support bar is located at outside square groove offers the second groove that bottom side is opening, the rotation
Module includes being rotatably installed in rotating shaft on the second groove both sides inwall, is arranged with support column in rotating shaft, and support column extends to the
Outside two grooves, one end that support column is located at outside the second groove is rotatablely equipped with road wheel, the second groove away from bottom side openings one
Offer the 3rd circular groove on the inwall of side, the 3rd circular groove offers the second through hole on the side inwall away from opening, in the 3rd circular groove
Kelly is slidably fitted with, and the both ends of kelly are all extended to outside the 3rd circular groove.
Preferably, the fixed circular fixture block being set on kelly is slidably fitted with the 3rd circular groove, the 3rd circular groove is remote
The 4th spring for being welded with and being set on kelly on the side inwall of mouth is left, and is welded between the 4th spring and circular fixture block solid
It is fixed.
Preferably, the one end of the support column away from road wheel offers the first neck, and kelly is located in the second groove
One end is arranged in the first neck, and side of the support column away from the second slot opening offers the second neck, and the second neck with
Kelly is adapted.
Compared with prior art, the beneficial effects of the invention are as follows：
In the present invention, pass through mounting seat, square groove, support bar, the first circular groove, sliding block, the first spring, push rod, locating slot, wedge
Shape locating piece, the second circular groove, slide bar, the first wedge, the first groove, first through hole, depression bar, the second wedge, push rod, rolling
Pearl, the second groove, rotating shaft, support column, road wheel, the second through hole, kelly, circular fixture block, the 4th spring, the first neck, second
Neck constructs a kind of detachable revolving chair leg jointly, forms revolving chair leg main body by mounting seat, support bar, road wheel, passes through
It is first circular groove, sliding block, the first spring, push rod, locating slot, wedge locating block, the second circular groove, slide bar, the first wedge, first recessed
Groove, first through hole, depression bar, the second wedge, push rod, ball form revolving chair leg dismounting module, by the second groove, rotating shaft,
Support column, road wheel, the second through hole, kelly, circular fixture block, the 4th spring, the first neck, the second neck form turning for road wheel
Dynamic model block, the present invention can dismount revolving chair leg easily and fast, and can reduce the volume of revolving chair leg, be easy to the transport of swivel chair
Carry.
Brief description of the drawings
Fig. 1 is the structural representation that a kind of detachable revolving chair leg proposed by the present invention is overlooked；
Fig. 2 is the cross section structure diagram that part A is overlooked in a kind of detachable revolving chair leg proposed by the present invention；
Fig. 3 is the cross section structure diagram of A1 parts in a kind of detachable revolving chair leg proposed by the present invention；
Fig. 4 is the cross section structure diagram of part A side view in a kind of detachable revolving chair leg proposed by the present invention；
Fig. 5 is the cross section structure diagram that part B is faced in a kind of detachable revolving chair leg proposed by the present invention.
In figure：1 mounting seat, 2 square grooves, 3 support bars, 4 first circular grooves, 5 sliding blocks, 6 first springs, 7 push rods, 8 locating slots, 9
Wedge locating block, 10 second circular grooves, 11 slide bars, 12 first wedges, 13 first grooves, 14 first through hole, 15 depression bars, 16 second
Wedge, 17 push rods, 18 balls, 19 second grooves, 20 rotating shafts, 21 support columns, 22 road wheels, 23 second through holes, 24 kellies, 25
Circular fixture block, 26 the 4th springs, 27 first necks, 28 second necks.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.
Reference picture 1-5, a kind of detachable revolving chair leg, including mounting seat 1, the side of mounting seat 1 offer square groove 2, side
Support bar 3 is installed, and one end of support bar 3 is extended to outside square groove 2, and dismounting module, support bar 3 are provided with circular groove 2 in groove 2
Rotating module is provided with one end outside square groove 2, support bar 3 in revolving chair leg is dismounted easily and fast by dismounting module, passes through
Rotating module shrinks road wheel 22, reduces the volume of revolving chair leg, so as to facilitate the transport of swivel chair to carry.
Dismounting module includes pop-up module and locking module, and pop-up module is adapted with locking module, pop-up module bag
The first circular groove 4 being opened on side inwall of the square groove 2 away from opening is included, is slidably fitted with sliding block 5 in the first circular groove 4, first
Circular groove 4 is welded with the first spring 6 on the side inwall away from opening, be welded and fixed between the first spring 6 and sliding block 5, sliding block 5 leans on
The side that nearly first circular groove 4 is open is provided with the push rod 7 being slidably mounted in the first circular groove 4, and one end of push rod 7 extends to first
Outside circular groove 4, one end that push rod 7 is located at outside the first circular groove 4 is fixedly mounted on support bar 3, and locking module includes symmetrically being opened in
Locating slot 8 on the both sides inwall of square groove 2, the both sides of support bar 3 are symmetrically installed with two wedge locating blocks 9, and locating slot 8 is remote
Leave and the second circular groove 10 is offered on the side inwall of mouth, slide bar 11, and the one of slide bar 11 are slidably fitted with the second circular groove 10
End is extended to outside the second circular groove 10, and one end that slide bar 11 is located in locating slot 8 is welded with the first wedge 12, and the first wedge
12 are in contact with wedge locating block 9, and the first groove 13 is offered on the top side inwall of the second circular groove 10, and the first groove 13 is kept away
First through hole 14 is offered on the side inwall of mouth, depression bar 15 is slidably fitted with first through hole 14, and one end of depression bar 15 is prolonged
Extend outside first through hole 14, one end that depression bar 15 is located in first through hole 14 is welded with the second wedge 16, the second wedge 16
Side away from depression bar 15 is extended in the first groove 13, and the side of slide bar 11 is installed with push rod 17, and push rod 17 slides peace
In the first groove 13, the one end of push rod 17 away from slide bar 11 is rotatablely equipped with ball 18, and ball 18, which rolls, is arranged on second
On the inclined-plane side of wedge 16, the second circular groove 10 is welded with second spring on the side inwall away from opening, second spring with
It is welded and fixed between slide bar 11, stopper slot is symmetrically offered on the both sides inwall of the second circular groove 10, the both sides of slide bar 11 is symmetrically solid
Dingan County is equipped with limited block, and limited block is slidably mounted in stopper slot, and arc is symmetrically offered on the both sides inwall of first through hole 14
Groove, the both sides of depression bar 15 are symmetrically installed with arc fixture block, and arc fixture block is slidably mounted in arc groove, on depression bar 15
It is arranged with and is welded on the 3rd spring on arc groove inwall, be welded and fixed between the 3rd spring and arc fixture block, when installation supports
Support bar 3 is inserted in square groove 2 during bar 3, wedge locating block 9 is sticked into locating slot 8, the wedge of wedge locating block 9 and first
The first wedge 12 will be promoted after 12 contacts, the first wedge 12 promotes slide bar 11, and slide bar 11 compresses second spring, makes the second bullet
Spring has certain elastic force, after wedge locating block 9 departs from from the inclined-plane side of the first wedge 12, in the active force of the first spring 6
Under, the first wedge 12 resets, and under the elastic force effect of the first spring 6, wedge locating block 9 is stuck on the first wedge 12,
So as to which support bar 3 is stuck in square groove 2, when dismantling revolving chair leg, only by down-pressed pole 15 the second wedge 16 need to be made to promote push rod
17, so as to which the first wedge 12 is moved in the second circular groove 10, now by support bar 3 under the elastic force effect of the first spring 6
Ejected to outside square groove 2, you can pull down support bar 3.
One end that support bar 3 is located at outside square groove 2 offers the second groove 19 that bottom side is opening, and rotating module includes rotating
The rotating shaft 20 on the both sides inwall of the second groove 19, support column 21 is arranged with rotating shaft 20, and support column 21 extends to second
Outside groove 19, one end that support column 21 is located at outside the second groove 19 is rotatablely equipped with road wheel 22, and the second groove 19 is away from bottom side
The 3rd circular groove 22 is offered on the side inwall of opening, the 3rd circular groove 22 offers the second through hole on the side inwall away from opening
23, kelly 24 is slidably fitted with the 3rd circular groove 22, and the both ends of kelly 24 are all extended to outside the 3rd circular groove 22, the 3rd circular groove 22
The fixed circular fixture block 25 being set on kelly 24 is inside slidably fitted with, the 3rd circular groove 22 welds on the side inwall away from opening
There is the 4th spring 26 being set on kelly 14, and be welded and fixed between the 4th spring 26 and circular fixture block 25, support column 21 is remote
One end from road wheel 22 offers the first neck 27, and one end that kelly 24 is located in the second groove 19 is arranged on the first neck 27
Interior, support column 21 offers the second neck 28 away from the side that the second groove 19 is open, and the second neck 28 is fitted with the phase of kelly 24
Match somebody with somebody, when using revolving chair leg, pull kelly 24, kelly 24 is removed out of second neck 28, recycle the rotational support of rotating shaft 20
Post 21, road wheel 22 is removed out of second groove 19, then unclamp kelly 24, kelly 24 blocks under the active force of the 4th spring 26
Enter the first neck 27, locking road wheel 22 only need to remove kelly 24 first neck 27, then, it is necessary to when packing up road wheel 22
Rotational support post 21, road wheel 22 is sticked into the second groove 19 and kelly 24 is sticked into the second neck 28.
The present invention is easy to tearing open for revolving chair leg by the way that in actual application, mounting seat 1 is weldingly fixed on swivel chair base
Dress uses, and it, which dismounts module, can dismount support bar 3 in revolving chair leg easily and fast, so as to by support bar 3 and road wheel 22
Dismantle in the lump, its rotating module can take in road wheel 22 in second groove 19, so as to reduce the volume of revolving chair leg, so tearing open
Die-filling piece with the collective effect of rotating module, construct it is a kind of be easy to split revolving chair leg, so as to facilitate the transport of swivel chair to take
Band.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (8)
1. a kind of detachable revolving chair leg, including mounting seat (1), it is characterised in that the side side of offering of the mounting seat (1)
Groove (2), square groove (2) is interior to be provided with support bar (3), and one end of support bar (3) extends to square groove (2) outside, is provided with circular groove (2)
Module is dismounted, support bar (3) is located at the one end of square groove (2) outside and is provided with rotating module.
2. a kind of detachable revolving chair leg according to claim 1, it is characterised in that the dismounting module includes ejection mould
Block and locking module, and pop-up module is adapted with locking module, the pop-up module includes being opened in square groove (2) away from opening
Side inwall on the first circular groove (4), sliding block (5) is slidably fitted with the first circular groove (4), the first circular groove (4) is away from opening
Side inwall on be welded with the first spring (6), be welded and fixed between the first spring (6) and sliding block (5), sliding block (5) is close to the
The side of one circular groove (4) opening is provided with the push rod (7) being slidably mounted in the first circular groove (4), and one end of push rod (7) extends to
Outside, push rod (7) is located at the one end of the first circular groove (4) outside and is fixedly mounted on support bar (3) first circular groove (4), the locking mould
Block includes the symmetrical locating slot (8) being opened on the inwall of square groove (2) both sides, and the both sides of support bar (3) are symmetrically installed with two
Individual wedge locating block (9).
3. a kind of detachable revolving chair leg according to claim 2, it is characterised in that the locating slot (8) is away from opening
Side inwall on offer the second circular groove (10), be slidably fitted with slide bar (11) in the second circular groove (10), and slide bar (11)
One end extends to the second circular groove (10) outside, and one end that slide bar (11) is located in locating slot (8) is welded with the first wedge (12), and
First wedge (12) is in contact with wedge locating block (9), and the first groove is offered on the top side inwall of the second circular groove (10)
(13) first through hole (14), is offered on side inwall of the first groove (13) away from opening, peace is slided in first through hole (14)
One end equipped with depression bar (15), and depression bar (15) extends to first through hole (14) outside, and depression bar (15) is located in first through hole (14)
One end be welded with the second wedge (16), side of the second wedge (16) away from depression bar (15) extends to the first groove (13)
Interior, the side of slide bar (11) is installed with push rod (17), and push rod (17) is slidably mounted in the first groove (13), push rod (17)
One end away from slide bar (11) is rotatablely equipped with ball (18), and ball (18) is rolled installed in the inclined-plane one of the second wedge (16)
On side.
4. a kind of detachable revolving chair leg according to claim 2, it is characterised in that second circular groove (10) keeps away
Second spring is welded with the side inwall of mouth, is welded and fixed between second spring and slide bar (11), the two of the second circular groove (10)
Stopper slot is symmetrically offered on the inwall of side, the both sides of slide bar (11) are symmetrically installed with limited block, and limited block is slidably mounted on
In stopper slot.
A kind of 5. detachable revolving chair leg according to claim 2, it is characterised in that the both sides of the first through hole (14)
Arc groove is symmetrically offered on inwall, the both sides of depression bar (15) are symmetrically installed with arc fixture block, and arc fixture block slides peace
In arc groove, it is arranged with depression bar (15) and is welded on the 3rd spring on arc groove inwall, the 3rd spring and arc card
It is welded and fixed between block.
6. a kind of detachable revolving chair leg according to claim 1, it is characterised in that the support bar (3) is located at square groove
(2) one end outside offers the second groove (19) that bottom side is opening, and the rotating module includes being rotatably installed in the second groove
(19) rotating shaft (20) on the inwall of both sides, support column (21) is arranged with rotating shaft (20), and support column (21) extends to the second groove
(19) outside, support column (21) is located at the one end of the second groove (19) outside and is rotatablely equipped with road wheel (22), and the second groove (19) is remote
From the 3rd circular groove (22) is offered on the side inwall of bottom side openings, the 3rd circular groove (22) opens up on the side inwall away from opening
There is the second through hole (23), be slidably fitted with kelly (24) in the 3rd circular groove (22), and the both ends of kelly (24) all extend to the 3rd
Circular groove (22) is outside.
7. a kind of detachable revolving chair leg according to claim 6, it is characterised in that slided in the 3rd circular groove (22)
The fixed circular fixture block (25) being set on kelly (24) is installed, the 3rd circular groove (22) welds on the side inwall away from opening
There is the 4th spring (26) being set on kelly (14), and be welded and fixed between the 4th spring (26) and circular fixture block (25).
8. a kind of detachable revolving chair leg according to claim 6, it is characterised in that the support column (21) is away from walking
One end of wheel (22) offers the first neck (27), and one end that kelly (24) is located in the second groove (19) is arranged on the first neck
(27) in, side of the support column (21) away from the second groove (19) opening offers the second neck (28), and the second neck (28)
It is adapted with kelly (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710711179.5A CN107374128A (en) | 2017-08-18 | 2017-08-18 | A kind of detachable revolving chair leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710711179.5A CN107374128A (en) | 2017-08-18 | 2017-08-18 | A kind of detachable revolving chair leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107374128A true CN107374128A (en) | 2017-11-24 |
Family
ID=60352744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710711179.5A Withdrawn CN107374128A (en) | 2017-08-18 | 2017-08-18 | A kind of detachable revolving chair leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107374128A (en) |
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|---|---|---|---|---|
| CN107878253A (en) * | 2017-12-15 | 2018-04-06 | 梅吉玲 | Electric stake cable buckles mounting structure |
| CN107970544A (en) * | 2017-12-29 | 2018-05-01 | 天津城建大学 | One kind improves throwing type multipurpose fire extinguishing ball |
| CN108105200A (en) * | 2017-12-27 | 2018-06-01 | 保定向阳航空精密机械有限公司 | Anti- floating self-centering clamping oil cylinder |
| CN108294522A (en) * | 2018-01-11 | 2018-07-20 | 永艺家具股份有限公司 | A kind of revolving chair leg and its assemble method |
| CN108402697A (en) * | 2018-05-02 | 2018-08-17 | 中国装饰股份有限公司 | A kind of folding goods shelf |
| CN108685617A (en) * | 2018-06-14 | 2018-10-23 | 中国人民解放军陆军军医大学第附属医院 | A kind of easy-to-mount orthopaedics locator |
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| WO2021012988A1 (en) * | 2019-07-23 | 2021-01-28 | 浙江誉越家具有限公司 | Connecting structure between feet and central member, feet, central member, chassis and chair |
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| CN107878253A (en) * | 2017-12-15 | 2018-04-06 | 梅吉玲 | Electric stake cable buckles mounting structure |
| CN108105200A (en) * | 2017-12-27 | 2018-06-01 | 保定向阳航空精密机械有限公司 | Anti- floating self-centering clamping oil cylinder |
| CN107970544A (en) * | 2017-12-29 | 2018-05-01 | 天津城建大学 | One kind improves throwing type multipurpose fire extinguishing ball |
| CN108294522B (en) * | 2018-01-11 | 2023-07-25 | 永艺家具股份有限公司 | Swivel chair leg and assembly method thereof |
| CN108294522A (en) * | 2018-01-11 | 2018-07-20 | 永艺家具股份有限公司 | A kind of revolving chair leg and its assemble method |
| CN108402697A (en) * | 2018-05-02 | 2018-08-17 | 中国装饰股份有限公司 | A kind of folding goods shelf |
| CN108402697B (en) * | 2018-05-02 | 2024-02-02 | 中国装饰股份有限公司 | Folding goods shelf |
| CN108824323A (en) * | 2018-05-22 | 2018-11-16 | 刘培成 | A kind of open air walks a dog with excrement pick device |
| CN108685617A (en) * | 2018-06-14 | 2018-10-23 | 中国人民解放军陆军军医大学第附属医院 | A kind of easy-to-mount orthopaedics locator |
| CN108735389A (en) * | 2018-07-17 | 2018-11-02 | 湖州市练市三峰线缆厂 | A kind of device for painting of suitable multicoat production of enamel wire |
| CN109104845A (en) * | 2018-08-16 | 2018-12-28 | 安徽超清科技股份有限公司 | A kind of floating population's access management platform controller |
| CN109686266B (en) * | 2018-12-19 | 2020-11-13 | 曾骁 | Convenient for people service real-time network information bulletin board |
| CN109686266A (en) * | 2018-12-19 | 2019-04-26 | 曾骁 | A kind of convenience service real-time network information bulletin board |
| WO2021012988A1 (en) * | 2019-07-23 | 2021-01-28 | 浙江誉越家具有限公司 | Connecting structure between feet and central member, feet, central member, chassis and chair |
| CN112170227A (en) * | 2020-10-12 | 2021-01-05 | 李贺荣 | Express delivery parcel intelligence letter sorting car positioning system and letter sorting car |
| CN112623548A (en) * | 2020-12-30 | 2021-04-09 | 上海赢易环保科技有限公司 | Bag suction device of intelligent garbage can and intelligent garbage can |
| CN112623548B (en) * | 2020-12-30 | 2022-07-01 | 上海赢易环保科技有限公司 | Bag suction device of intelligent garbage can and intelligent garbage can |
| CN113713455A (en) * | 2021-09-08 | 2021-11-30 | 安徽建筑大学 | Water source recycling device for green building |
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Application publication date: 20171124 |
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