CN108844212A - A kind of clarifier with detachable strainer - Google Patents
A kind of clarifier with detachable strainer Download PDFInfo
- Publication number
- CN108844212A CN108844212A CN201810913354.3A CN201810913354A CN108844212A CN 108844212 A CN108844212 A CN 108844212A CN 201810913354 A CN201810913354 A CN 201810913354A CN 108844212 A CN108844212 A CN 108844212A
- Authority
- CN
- China
- Prior art keywords
- drawer
- filter screen
- inner cavity
- main body
- shaped frame
- 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- Withdrawn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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
Abstract
The invention discloses a kind of clarifiers with detachable strainer,Including purifier main body,The front side wall of purifier main body offers drawer window,Protection inserted sheet is provided on the left of the inner cavity of drawer window,The intracavity bottom of purifier main body is provided with dust stratification drawer,The intracavity bottom front and back end of purifier main body has been provided with fixed plate,Support column is provided at the top of two groups of fixed plates,Sliding sleeve is provided at the top of support column,The inner cavity movable sleeve of sliding sleeve is connected to U-shaped frame,The side wall of U-shaped frame offers locating slot,The inner cavity of two groups of locating slots, which is run through, is bolted with threaded post,The lateral wall of threaded post is bolted with nut,The rear end of threaded post is provided with limit pedestal,Clamping groove is offered at the top of limit pedestal,It limits pedestal and filter screen group is connected with by clamping groove,Structure of the invention design is reasonable,The waste of maintenance cost and resource is reduced by the filter screen group detachably assembled,The dust that filtering leaves is collected by dust stratification drawer,Reducing dust influences the running of components.
Description
Technical field
The present invention relates to purifier apparatus technical fields, and in particular to a kind of clarifier with detachable strainer.
Background technique
As social and economic level persistently advances, demand of the people to quality of life is increasingly improved, locating for itself
Living environment increasingly pay close attention to, recent years, the air pollution episode of emergence has greatly pushed the public net to air
Change the demand and understanding of device, the sales volume and sales volume of air purifier are also high all the way, and air purifier is also known as " air cleaner
Device ", air cleaner, clarifier are to refer to adsorb, decompose or convert various air pollution sources and air pollutants,
Air purifier has application in house, medical treatment, industrial circle, and house field is using the Household Air Purifier of single machine class as market
Main product, most important function is the particulate matter, including anaphylactogen, indoor PM2.5 etc. removed in air, while may be used also
To solve the interior as caused by finishing or other reasons, the underground space, interior volatile organic matter air pollution problems inherent, have
Effect improves the product of air cleanliness, protects the health of people.
In common air purifier, strainer is to use integral structure, when the damage of the strainer of one of function,
Strainer can only all be removed replacement, the part strainer for causing other functions intact will also be removed together, and can not recycle,
The waste for leading to resource, increases maintenance cost.
Summary of the invention
It is an object of the invention to overcome the above-mentioned problems in the prior art, provide a kind of with detachable strainer
Clarifier, the convenient disassembly between strainer assemble, and allow strainer to be maximally utilized, reduce the wave of maintenance cost and resource
Take.
To realize above-mentioned technical purpose and the technique effect, the present invention is achieved through the following technical solutions：
A kind of clarifier with detachable strainer, including purifier main body, the front side wall of the purifier main body offer pumping
Drawer window, the inner cavity left side of the drawer window are provided with protection inserted sheet, and the intracavity bottom of the purifier main body is provided with dust stratification pumping
Drawer, and dust stratification drawer protrudes into the inner cavity of purifier main body by drawer window, and the front end of dust stratification drawer extend into the interior of drawer window
In chamber, the intracavity bottom of the purifier main body is provided with fixed frame, and the fixed frame includes U-shaped frame, and U-shaped frame passes through two groups
Transverse slat and one group of stringer board are composed, and the outer wall fixing sleeve of stringer board is connected to fixing sleeve, the bottom of the fixing sleeve in the U-shaped frame
Be provided with support column, the bottom of the support column is provided with fixed plate, and fixed plate in the intracavity bottom phase of purifier main body
It is affixed, two groups of transverse slats of the U-shaped frame mutually close to side offer locating slot, and locating slot runs through transverse slat, the U-shaped
Filter screen group is provided between two groups of transverse slats of frame, the front and rear sides of the filter screen group are symmetrically arranged with limit pedestal, described
Limit pedestal is connected with threaded post, and transverse slat of the threaded post by locating slot in U-shaped frame, institute far from the side of filter screen group
The outer wall for stating threaded post is bolted with nut, and nut is located at outside the front and rear sides wall of U-shaped frame；
The filter screen group from left to right successively includes preposition strainer, except formaldehyde strainer, deodorization strainer and active carbon filter screen, institute
State the surface that filter screen group is located at dust stratification drawer；
The dust stratification drawer is made of left drawer, folding storage slot and right drawer, the left drawer by folding storage slot with
Right drawer is flexibly connected；
Clamping groove is offered at the top of the limit pedestal, symmetrically offers rebound chamber at left and right sides of the inner cavity of the clamping groove,
The inner cavity of the rebound chamber is connected with flexure spring far from the side of clamping groove, and the flexure spring is solid close to the side of clamping groove
It is connected to postive stop baffle, and one end of postive stop baffle is protruded into clamping groove.
Preferably, in the above-mentioned clarifier with detachable strainer, the lumen width of the dust stratification drawer is greater than filter screen
The dust that filtering absorption is fallen in filter screen group can be collected into dust stratification drawer, reduce dust and be scattered in only by the width of group
In the inner cavity for changing device main body.
Preferably, in the above-mentioned clarifier with detachable strainer, the inner cavity top and bottom symmetrical of the drawer window are opened
Equipped with the loose slot matched with protection inserted sheet, increase leakproofness, the drawer window by protecting inserted sheet to slide in loose slot
Inner cavity on the left of offer with the containing cavities that match of protection inserted sheet, facilitate protection inserted sheet cunning in drawer window by containing cavities
It is dynamic.
Preferably, in the above-mentioned clarifier with detachable strainer, front end face and the protection inserted sheet of the dust stratification drawer
Front end face is provided with adjustable column, can will build up on drawer from the inner cavity of purifier main body by adjustable column and extract out, and conveniently
Protection inserted sheet is moved in drawer window.
Preferably, in the above-mentioned clarifier with detachable strainer, opened up on the left of the limit pedestal it is fluted, it is described
The boss matched with groove is provided on the right side of limit pedestal, two adjacent groups are limited and are clamped between pedestal by groove and boss
Cooperation is fixed, relatively disassembly installation.
Preferably, in the above-mentioned clarifier with detachable strainer, proof rubber is connected on the groove and boss
Pad, shield rubber pad work as a buffer, and reduce the damage to filter screen group.
Preferably, in the above-mentioned clarifier with detachable strainer, two groups of transverse slat width in the U-shaped frame are limit base
5-7 times of seat width, can continue growing the filter screen of the other functions of one to two groups, clarifier is made to reach more preferable to air filtration
Clean-up effect.
Compared with prior art, beneficial effects of the present invention are as follows：
Structure of the invention design rationally, on the one hand by the filter screen collective effect of different function in filter screen group, keeps air net
Change device and reach better air purification effect, is installed by the clamping of filter screen and limit pedestal, the single function of replacement easy to disassemble
Vitiable filter screen increases the service life of the intact filter screen of remaining function, by multiple groups limit pedestal between groove with
The clamping installation of boss increases the quantity of limit pedestal, further increases the quantity of the filter screen of other purification functions, makes to purify
The purification function of device is increased more, is stretched and is sprung back in rebound chamber by postive stop baffle by flexure spring, filters different to replacement
After locating slot clamping on net and limit pedestal, existing installation deviation is adjusted, and limit pedestal and filter screen group is allowed to be clamped
It is stronger, on the other hand by dust stratification drawer will the dust centralized collection that falls of filtering absorption on filter screen, reduce dust and dissipate
The inside for falling in clarifier influences the running of other components, is connected by the folding storage of folding storage slot in dust stratification drawer,
Dust stratification drawer horizontal spreading can be increased and collect area, reduction can not receive comprehensively after increasing filter screen in filter screen group
Collect the situation of the dust fallen.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the attachment structure schematic diagram of purifier main body and protection inserted sheet of the invention；
Fig. 2 is using state structure diagram of the invention；
Fig. 3 is the structural schematic diagram of dust stratification drawer of the invention；
Fig. 4 is the structural schematic diagram one of limit pedestal of the invention；
Fig. 5 is the structural schematic diagram two of limit pedestal of the invention；
In attached drawing, parts list represented by the reference numerals are as follows：
1- purifier main body, 2- drawer window, 3- protection inserted sheet, 4- dust stratification drawer, the left drawer of 401-, 402- folding storage slot,
The right drawer of 403-, 5- fixed plate, 6- support column, 7- sliding sleeve, 8-U shape frame, 9- locating slot, 10- threaded post, 11- nut, 12- limit
Position pedestal, 1201- spring back chamber, 1202- postive stop baffle, 1203- clamping groove, 1204- flexure spring, 13- filter screen group, 1301-
Preposition strainer, 1302- remove formaldehyde strainer, 1303- deodorization strainer, 1304- active carbon filter screen.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
It please refers to shown in Fig. 1-5, a kind of clarifier with detachable strainer, including purifier main body 1, purifier main body
1 front side wall offers drawer window 2, and protection inserted sheet 3, the inner cavity top of drawer window 2 and bottom are provided on the left of the inner cavity of drawer window 2
Portion symmetrically offers the loose slot matched with protection inserted sheet 3, increases leakproofness by protecting inserted sheet 3 to slide in loose slot,
The containing cavities matched with protection inserted sheet 3 are offered on the left of the inner cavity of drawer window 2, facilitate protection inserted sheet 3 taking out by containing cavities
It is slided in drawer window 2, the intracavity bottom of purifier main body 1 is provided with dust stratification drawer 4, and dust stratification drawer 4 is protruded into only by drawer window 2
Change the inner cavity of device main body 1, and the front end of dust stratification drawer 4 is extend into the inner cavity of drawer window 2, the front end face of dust stratification drawer 4 and guarantor
The front end face of shield inserted sheet 3 is provided with adjustable column, can will build up on drawer 4 from the inner cavity of purifier main body 1 by adjustable column
Extraction, and conveniently protection inserted sheet 3 is moved in drawer window 2, the intracavity bottom of purifier main body 1 is provided with fixed frame, fixed
Frame includes U-shaped frame 8, and U-shaped frame 8 is composed by two groups of transverse slats and one group of stringer board, the outer wall fixing sleeve of stringer board in U-shaped frame 8
Be connected to fixing sleeve 7, the bottom of fixing sleeve 7 is provided with support column 6, and the bottom of support column 6 is provided with fixed plate 5, and fixed plate 5 with
In the intracavity bottom Joint of purifier main body 1, two groups of transverse slats of U-shaped frame 8 mutually close to side offer locating slot 9,
And locating slot 9 runs through transverse slat, is provided with filter screen group 13, the front and rear sides pair of filter screen group 13 between two groups of transverse slats of U-shaped frame 8
Title be provided with limit pedestal 12, limit pedestal 12 left side open up it is fluted, limit pedestal 1 right side be provided with and groove match
The boss of conjunction, two adjacent groups are limited to be engaged by clamping between pedestal 12 by groove and boss and be fixed, relatively disassembly installation, groove and
Proof rubber pad is connected on boss, shield rubber pad works as a buffer, damage of the reduction to filter screen group 13, in U-shaped frame 8
Two groups of transverse slat width are 5-7 times for limiting 12 width of pedestal, can continue growing the filter screen of the other functions of one to two groups, are made net
Change device and reach better clean-up effect, limits pedestal 12 far from the side of filter screen group 13 and be connected with threaded post 10, and threaded post
10 transverse slat by locating slot 9 in U-shaped frame 8, the outer wall of threaded post 10 is bolted with nut 11, and nut 11 is located at U-shaped frame 8
Front and rear sides wall outside, filter screen group 13 from left to right successively includes preposition strainer 1301, except formaldehyde strainer 1302, deodorization
Strainer 1303 and active carbon filter screen 1304, filter screen group 13 are located at the surface of dust stratification drawer 4, the lumen width of dust stratification drawer 4
Greater than the width of filter screen group 13, the dust that filtering absorption is fallen in filter screen group 13 can be collected into dust stratification drawer 4, be subtracted
Few dust is scattered in the inner cavity of purifier main body 1, and dust stratification drawer 4 is by left drawer 401, folding storage slot 402 and right drawer
403 compositions, left drawer 401 are flexibly connected by folding storage slot 402 with right drawer 403, and the top of limit pedestal 12 offers
The inner cavity left and right sides of clamping groove 1203, clamping groove 1203 symmetrically offers rebound chamber 1201, and the inner cavity for springing back chamber 1201 is separate
The side of clamping groove 1203 is connected with flexure spring 1204, and flexure spring 1204 is connected with limit close to the side of clamping groove 1203
Baffle 1202, and one end of postive stop baffle 1202 is protruded into clamping groove 1203.
Embodiment one：
When not increasing filter screen, structure of the invention design rationally, passes through the fixation of fixed plate 5 and 1 intracavity bottom of purifier main body
Connection, U-shaped frame 8 is fixed in the inner cavity of purifier main body 1, by limiting the clamping groove 1203 on pedestal 12 for preposition strainer
1301, except formaldehyde strainer 1302, deodorization strainer 1303 and active carbon filter screen 1404 from left to right successively connect and fix, in clamping groove
1203 inside by flexure spring 1204 allows postive stop baffle 1202 rebound chamber 1201 in stretch rebound, to inhomogeneity strainer with
Limit pedestal 12 be clamped after, existing installation deviation is adjusted so that limit pedestal 12 be clamped with filter screen group 13 it is more firm
Gu being fixed by 11 pairs of limit pedestals 12 of tightening nut and filter screen group 13, limit pedestal 12 is fixed in U-shaped frame 8,
Installation fixation further is carried out to filter screen group 13, filtering in filter screen group 13 is adsorbed by the dust fallen by dust stratification drawer 4
Centralized collection reduces the inside that dust is scattered in purifier main body 1, influences the running of other components, pass through left 401 He of drawer
Right drawer 403 is connect with the folding storage of folding storage slot 402, and folding storage slot 402 is similar to telescopic folding pipe, can be stretched
It folds, 4 horizontal spreading of dust stratification drawer can be increased and collect area, reduction increases other functions in filter screen group 13
After filter screen can not the situation of dust that falls of comprehensive collection increased by protecting inserted sheet 3 to slide in loose slot and containing cavities
The transverse width of drawer window 2 is extracted out from drawer window 2 convenient for the dust stratification drawer 4 of horizontal spreading.
Embodiment two：
When increasing filter screen, structure of the invention design rationally, is connected by fixed plate 5 and the fixed of 1 intracavity bottom of purifier main body
It connects, U-shaped frame 8 is fixed in the inner cavity of purifier main body 1, by limiting the clamping groove 1203 on pedestal 12 for preposition strainer
1301, except formaldehyde strainer 1302, deodorization strainer 1303 and active carbon filter screen 1404 from left to right successively connect and fix, pass through continuation
Increase by one to two group limit pedestals 12, two adjacent groups are limited to be engaged by clamping between pedestal 12 by groove and boss and be fixed, pass through
The filter screen of other functions is clamped on increased limit pedestal 12, by tightening nut 11 to increased limit pedestal 12 and mistake
Strainer is fixed, and so that air purifier is reached better air purification effect, and can be according to actual needs to filtering
The performance material of net is selected, so that the present apparatus being adjusted in actual use is more adaptable, in clamping groove 1203
Inside allows postive stop baffle 1202 to stretch in rebound chamber 1201 and springs back by flexure spring 1204, to inhomogeneity strainer and limit base
After 12 clamping of seat, existing installation deviation is adjusted, so that limit pedestal 12 is clamped stronger with filter screen group 13, is passed through
11 pairs of limit pedestals 12 of tightening nut and filter screen group 13 are fixed, and limit pedestal 12 are fixed in U-shaped frame 8, further
Installation fixation is carried out to filter screen group 13, the dust that filtering absorption is fallen in filter screen group 13 is concentrated by dust stratification drawer 4 and is received
Collection reduces the inside that dust is scattered in purifier main body 1, influences the running of other components, pass through left drawer 401 and right drawer
403 connect with the folding storage of folding storage slot 402, folding storage slot 402 be similar to telescopic folding pipe, can with telescopic folding,
4 horizontal spreading of dust stratification drawer can be increased and collect area, reduce the filter screen for increasing other functions in filter screen group 13
Afterwards can not the situation of dust that falls of comprehensive collection increase drawer window by protecting inserted sheet 3 to slide in loose slot and containing cavities
2 transverse width is extracted out from drawer window 2 convenient for the dust stratification drawer 4 of horizontal spreading.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that the technical field technical staff be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (7)
1. a kind of clarifier with detachable strainer, including purifier main body（1）, it is characterised in that：The purifier main body
（1）Front side wall offer drawer window（2）, the drawer window（2）Inner cavity on the left of be provided with protection inserted sheet（3）, the purification
Device main body（1）Intracavity bottom be provided with dust stratification drawer（4）, and dust stratification drawer（4）Pass through drawer window（2）Protrude into purifier main body
（1）Inner cavity, and dust stratification drawer（4）Front end extend into drawer window（2）Inner cavity in, the purifier main body（1）Inner cavity
Bottom is provided with fixed frame, and the fixed frame includes U-shaped frame（8）, and U-shaped frame（8）Pass through two groups of transverse slats and one group of stringer board combination
It forms, the U-shaped frame（8）The outer wall fixing sleeve of upper stringer board is connected to fixing sleeve（7）, the fixing sleeve（7）Bottom be provided with branch
Dagger（6）, the support column（6）Bottom be provided with fixed plate（5）, and fixed plate（5）With in purifier main body（1）Inner cavity
Bottom Joint, the U-shaped frame（8）Two groups of transverse slats mutually close to side offer locating slot（9）, and locating slot（9）
Through transverse slat, the U-shaped frame（8）Two groups of transverse slats between be provided with filter screen group（13）, the filter screen group（13）Front and back
Two sides are symmetrically arranged with limit pedestal（12）, the limit pedestal（12）Far from filter screen group（13）Side be connected with threaded post
（10）, and threaded post（10）Pass through locating slot（9）Through U-shaped frame（8）On transverse slat, the threaded post（10）Outer wall be bolted with
Nut（11）, and nut（11）Positioned at U-shaped frame（8）Front and rear sides wall outside；
The filter screen group（13）It from left to right successively include preposition strainer（1301）, remove formaldehyde strainer（1302）, deodorizing filtering
Net（1303）And active carbon filter screen（1304）, the filter screen group（13）Positioned at dust stratification drawer（4）Surface；
The dust stratification drawer（4）It is by left drawer（401）, folding storage slot（402）With right drawer（403）Composition, the left pumping
Drawer（401）Pass through folding storage slot（402）With right drawer（403）It is flexibly connected；
The limit pedestal（12）Top offer clamping groove（1203）, the clamping groove（1203）Inner cavity at left and right sides of it is right
Title offers rebound chamber（1201）, the rebound chamber（1201）Inner cavity far from clamping groove（1203）Side be connected with flexible pellet
Spring（1204）, the flexure spring（1204）Close to clamping groove（1203）Side be connected with postive stop baffle（1202）, and limit
Baffle（1202）One end protrude into clamping groove（1203）In.
2. a kind of clarifier with detachable strainer according to claim 1, it is characterised in that：The dust stratification drawer
（4）Lumen width be greater than filter screen group（13）Width.
3. a kind of clarifier with detachable strainer according to claim 1, it is characterised in that：The drawer window（2）
Inner cavity top and bottom symmetrical offer with protection inserted sheet（3）The loose slot matched, the drawer window（2）Inner cavity on the left of
It offers and protection inserted sheet（3）The containing cavities matched.
4. a kind of clarifier with detachable strainer according to claim 1, it is characterised in that：Dust stratification drawer（4）'s
Front end face and protection inserted sheet（3）Front end face be provided with adjustable column.
5. a kind of clarifier with detachable strainer according to claim 1, it is characterised in that：The limit pedestal
（12）Left side open up fluted, the limit pedestal（12）Right side be provided with the boss matched with groove.
6. a kind of clarifier with detachable strainer according to claim 5, it is characterised in that：The groove and boss
On be connected with proof rubber pad.
7. a kind of clarifier with detachable strainer according to claim 1, it is characterised in that：The U-shaped frame（8）On
Two groups of transverse slat width be limit pedestal（12）5-7 times of width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810913354.3A CN108844212A (en) | 2018-08-13 | 2018-08-13 | A kind of clarifier with detachable strainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810913354.3A CN108844212A (en) | 2018-08-13 | 2018-08-13 | A kind of clarifier with detachable strainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108844212A true CN108844212A (en) | 2018-11-20 |
Family
ID=64193170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810913354.3A Withdrawn CN108844212A (en) | 2018-08-13 | 2018-08-13 | A kind of clarifier with detachable strainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108844212A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112870896A (en) * | 2021-01-15 | 2021-06-01 | 长沙创远环保科技有限公司 | Efficient and energy-saving environment-friendly dust removal equipment |
| CN112999779A (en) * | 2021-02-10 | 2021-06-22 | 维沃移动通信有限公司 | Device case and electronic device |
-
2018
- 2018-08-13 CN CN201810913354.3A patent/CN108844212A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112870896A (en) * | 2021-01-15 | 2021-06-01 | 长沙创远环保科技有限公司 | Efficient and energy-saving environment-friendly dust removal equipment |
| CN112999779A (en) * | 2021-02-10 | 2021-06-22 | 维沃移动通信有限公司 | Device case and electronic device |
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Application publication date: 20181120 |
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