CN109647749A - A kind of coagulation cleaning plant - Google Patents
A kind of coagulation cleaning plant Download PDFInfo
- Publication number
- CN109647749A CN109647749A CN201811550240.3A CN201811550240A CN109647749A CN 109647749 A CN109647749 A CN 109647749A CN 201811550240 A CN201811550240 A CN 201811550240A CN 109647749 A CN109647749 A CN 109647749A
- Authority
- CN
- China
- Prior art keywords
- shell
- coagulation
- cleaning plant
- accommodating chamber
- dust absorption
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
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- Cleaning In General (AREA)
Abstract
The present invention relates to TFT substrate glass manufacturing areas, it is desirable to provide a kind of coagulation cleaning plant.Coagulation cleaning plant provided by the invention includes shell, workpiece polishing mechanism and air suction mechanism.Shell has the accommodating chamber for accommodating workpiece polishing mechanism, and one end of the accommodating chamber is provided with opening, and workpiece polishing mechanism is arranged in accommodating chamber, and the bistrique of workpiece polishing mechanism is stretched out from opening.Shell is also equipped with the dust absorption passage with the open communication of accommodating chamber, and air suction mechanism is connected to dust absorption passage, to form dust suction negative pressure in dust absorption passage.When use, bistrique clears up the coagulation in stirring rod, and the coagulation being detached from from stirring rod sucks dust absorption passage from opening under the action of dust suction negative pressure, prevents the coagulation polished from falling in channel, so as to guarantee the grade of product, the quality of product is helped to improve.
Description
Technical field
The present invention relates to TFT substrate glass manufacturing areas, in particular to a kind of coagulation cleaning plant.
Background technique
In the manufacturing of TFT (thin film transistor (TFT)) glass, the high-tech special type glass such as high intensity, high rigidity ultra-thin glass plate
Glass is widely applied, it is necessary to be flowed to platinum channel after being melted being melted of up to 1600 DEG C of glass, be carried out at each section of platinum channel
The control of quality taste and uninterrupted.Due to radiating at the flowing of prolonged glass and stirred tank at platinum channel stirred tank
Crystallization can often be precipitated at cold spot (barred body) and generate coagulation on barred body for the volatile matter of glass metal in more serious platinum channel,
Therefore it in order to guarantee the quality of production, in the production process of TFT glass, may need to carry out the coagulation in stirring rod at any time
Cleaning.
Since TFT glass manufacture is more demanding to technique, after the generation of barred body coagulation, due to coagulation in scale removal process
It is condensed at the cold spot of barred body top, is easy to produce the possibility that coagulation is fallen in channel in the harder scale removal process of coagulation,
Coagulation falls the grade that can generate the more serious influence product of a large amount of defect.
Summary of the invention
The purpose of the present invention includes providing a kind of coagulation cleaning plant, in the prior art to FT glass manufacture to improve
The low problem of the product quality that the coagulation in stirring rod in the process may cause when being cleared up.
The embodiment of the present invention is achieved in that
A kind of coagulation cleaning plant comprising shell, workpiece polishing mechanism and air suction mechanism；Has receiving in the shell
Chamber, the workpiece polishing mechanism is arranged in the accommodating chamber, and the bistrique of the workpiece polishing mechanism is stretched from the opening of the accommodating chamber
The shell out；The shell has the dust absorption passage being connected to the opening, the air suction mechanism and the dust absorption passage
Connection, for forming dust suction negative pressure in the dust absorption passage.
In one embodiment of the invention:
Above-mentioned shell includes shell ontology and link block；The shell ontology has the accommodating chamber, the link block setting
In the accommodating chamber；The workpiece polishing mechanism is fixedly connected on the link block.
In one embodiment of the invention:
The inner circumferential face interval of the outer peripheral surface of above-mentioned link block and the shell ontology is arranged, to form the dust absorption passage.
In one embodiment of the invention:
Above-mentioned shell further includes connector, the both ends of the connector respectively with the outer peripheral surface of the link block and described
The inner peripheral surface of shell ontology pair is fixedly connected.
In one embodiment of the invention:
Above-mentioned shell ontology and the described opposite one end that is open offer exhaust outlet, and the air suction mechanism passes through the exhaust outlet
It is connected to the dust absorption passage.
In one embodiment of the invention:
Above-mentioned link block is provided with air dam close to one end of the exhaust outlet, along the side for moving closer to the exhaust outlet
To the radial dimension of the air dam is gradually reduced.
In one embodiment of the invention:
Above-mentioned bistrique is made of corundum.
In one embodiment of the invention:
Above-mentioned coagulation cleaning plant further includes condensate receptacle；The air inlet of the condensate receptacle and the dust suction are logical
Road connection；The gas outlet of the condensate receptacle is connected to the air suction mechanism, and is provided with filtration members at the gas outlet.
In one embodiment of the invention:
Wind gathering portion is additionally provided with outside the opening of above-mentioned accommodating chamber, along the direction for moving closer to the accommodating chamber, the wind gathering
The radial dimension in portion is gradually reduced.
In one embodiment of the invention:
Handle is also fixedly connected on the outer peripheral surface of above-mentioned shell.
The beneficial effect of the embodiment of the present invention includes:
The coagulation cleaning plant that the embodiment of the present invention provides comprising shell, workpiece polishing mechanism and air suction mechanism.Outside
Shell has the accommodating chamber for accommodating workpiece polishing mechanism, and one end of the accommodating chamber is provided with opening, and workpiece polishing mechanism is arranged in accommodating chamber
It is interior, and the bistrique of workpiece polishing mechanism is stretched out from opening.Shell is also equipped with the dust absorption passage with the open communication of accommodating chamber, suction ventilator
Structure is connected to dust absorption passage, to form dust suction negative pressure in dust absorption passage.In use, bistrique to the coagulation in stirring rod into
Row cleaning, the coagulation being detached from from stirring rod suck dust absorption passage from opening under the action of dust suction negative pressure, prevent under polishing
The coagulation come is fallen in channel, so as to guarantee the grade of product, helps to improve the quality of product.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the overall structure diagram for the coagulation cleaning plant that the embodiment of the present invention 1 provides；
Fig. 2 is the partial structural diagram for the coagulation cleaning plant that the embodiment of the present invention 1 provides；
Fig. 3 is the partial structural diagram when coagulation cleaning plant that the embodiment of the present invention 1 provides works；
The structural schematic diagram of shell in the coagulation cleaning plant that Fig. 4 provides for the embodiment of the present invention 1.
Icon: 010- coagulation cleaning plant；100- shell；110- shell ontology；111- opening；120- link block；121-
Mounting groove；122- through-hole；123- air dam；130- dust absorption passage；140- exhaust outlet；150- wind gathering portion；160- connector；170-
Handle；200- workpiece polishing mechanism；210- sander ontology；220- connecting rod；230- bistrique；The first sweep-up pipe of 310-；320- second
Sweep-up pipe；330- condensate receptacle；400- air suction mechanism；510- stirring rod；520- coagulation.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the embodiment of the present invention, it should be noted that term " first ", " second " etc. are only used for distinguishing and retouch
It states, is not understood to indicate or imply relative importance.
In the description of the embodiment of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term
" setting ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
Embodiment 1
Fig. 1 is the overall structure diagram of coagulation cleaning plant 010 provided in this embodiment, and Fig. 2 mentions for the present embodiment
The partial structural diagram of the coagulation cleaning plant 010 of confession, Fig. 3 are 010 work of coagulation cleaning plant provided in this embodiment
Partial structural diagram when making.Incorporated by reference to referring to FIG. 1, FIG. 2 and FIG. 3, present embodiments providing a kind of coagulation cleaning plant
010 comprising shell 100, workpiece polishing mechanism 200 and air suction mechanism 400.Shell 100 has for accommodating workpiece polishing mechanism 200
Accommodating chamber, one end of the accommodating chamber are provided with opening 111, and workpiece polishing mechanism 200 is arranged in accommodating chamber, and workpiece polishing mechanism 200
Bistrique 230 stretches out from opening 111.Shell 100 is also equipped with the dust absorption passage 130 being connected to the opening 111 of accommodating chamber, suction ventilator
Structure 400 is connected to dust absorption passage 130, to form dust suction negative pressure in dust absorption passage 130.In use, bistrique 230 is to stirring rod
Coagulation 520 on 510 is cleared up, and the coagulation 520 being detached from from stirring rod 510 is under the action of dust suction negative pressure from opening
111 sucking dust absorption passages 130, prevent the coagulation polished 520 from falling in channel, so as to guarantee the product of product
Position, helps to improve the quality of product.
Coagulation cleaning plant 010 provided in this embodiment is further described below:
Fig. 4 is the structural schematic diagram of shell 100 in coagulation cleaning plant 010 provided in this embodiment.Incorporated by reference to reference
Fig. 2 and Fig. 4, in the present embodiment, shell 100 include shell ontology 110 and the link block 120 being arranged in shell ontology 110.Shell
110 substantial cylindrical housing class part of ontology, is provided with accommodating chamber in shell ontology 110, and accommodating chamber is passed through along axial one end
Shell ontology 110 is worn to be in communication with the outside.Link block 120 is generally cylindrical part, is arranged in accommodating chamber.Link block 120
Axial middle part offers mounting groove 121, and workpiece polishing mechanism 200 is arranged in mounting groove 121, so that workpiece polishing mechanism 200 is fixed on
In shell 100.
It should be noted that do not limit the concrete shape of shell ontology 110 and link block 120, Ke Yili herein
Solution, in other embodiments, the shape of shell ontology 110 and link block 120 can also be set according to the demand of user
Set, for example, shell ontology 110 and link block 120 be disposed as it is rectangular, or by one in shell ontology 110 and link block 120
It is set as rectangular, another is set as cylinder etc..
Specifically, workpiece polishing mechanism 200 includes sander ontology 210, connecting rod 220 and bistrique 230, connecting rod 220
Both ends are connect with bistrique 230 and sander ontology 210 respectively, and sander ontology 210 drives bistrique 230 by connecting rod 220
Work.One end of mounting groove 121 offers the axially extending through-hole 122 along link block 120, and through-hole 122 is far from mounting groove 121
One end be located substantially at the opening 111 of accommodating chamber.Sander ontology 210 is arranged in mounting groove 121, and connecting rod 220 is worn
In through-hole 122, to make to be fixedly connected on bistrique 230 of the connecting rod 220 far from 210 one end of sander ontology from accommodating chamber
It is open at 111 and stretches out, convenient for carrying out polishing cleaning to the coagulation 520 in stirring rod 510 by bistrique 230.
Further, since 510 operating ambient temperature of stirring rod is higher, in order to enable workpiece polishing mechanism 200 in high temperature ring
It realizes under border and polishes coagulation 520 in stirring rod 510, bistrique 230 is made of high temperature resistant material, it is preferred that bistrique
230 are made of corundum.It should be understood that in other embodiments, other high temperature resistants can also be used according to the demand of user
Material bistrique 230 is made.
Further, sander ontology 210 is Pneumatic grinding machine.It should be understood that mill body 210 of not fighting each other herein
Structure limited, in other embodiments, can also according to demand, using electric grinding machine as sander ontology 210,
Bistrique 230 can be driven to carry out polishing cleaning to coagulation 520 in stirring rod 510.Further, the side of shell ontology 110
Intercommunicating pore 122 is offered on wall, the exhaust pipe of Pneumatic grinding machine is pierced by by intercommunicating pore 122.
Incorporated by reference to referring to Fig. 2, Fig. 3 and Fig. 4, in the present embodiment, the internal diameter of shell ontology 110 is greater than the outer of link block 120
Diameter, therefore after link block 120 is fitted into shell ontology 110, it is deposited between the inner peripheral surface of shell ontology 110 and the outer peripheral surface of link block 120
In gap, to form dust absorption passage 130, dust absorption passage 130 is in communication with the outside by the opening 111 of accommodating chamber.In order to guarantee
The circumferential direction of bistrique 230 can be formed uniformly dust suction negative pressure, guarantee that the coagulation 520 that bistrique 230 is polished can be negative in dust suction
It is sucked in dust absorption passage 130 under the action of pressure, and then avoids coagulating object 520 and fall in channel and the quality of product is generated
The situation of influence occurs, and further, shell ontology 110 and link block 120 are coaxially disposed, thus in the inner peripheral surface of shell ontology 110
Radial dimension uniformly annular dust absorption passage 130 is formed between the outer peripheral surface of link block 120.
Further, shell 100 further includes connector 160, and three connectors 160 are uniformly distributed along the circumferential direction of shell 100
In dust absorption passage 130.Being arranged radially along shell 100 of connector 160 simultaneously, and its radial both ends respectively with link block
120 outer peripheral surface and the inner peripheral surface of shell ontology 110 are fixedly connected, so that link block 120 is fixedly connected on shell ontology 110
On.Preferably, connector 160 is connecting plate, and the both ends of connecting plate width direction are fixedly connected by welding respectively in link block
On 120 outer peripheral surface and the inner peripheral surface of shell ontology 110.
It should be noted that in the present embodiment, the quantity of connector 160 is three, it is possible to understand that, it is specific real at other
It applies in example, can also according to the demand of user, the specific quantity that connector 160 is set, such as the quantity of connector 160 is arranged
It is one or four etc., can guarantees the connection reliability between link block 120 and shell ontology 110.
Incorporated by reference to referring to Figures 1 and 2, in the present embodiment, one end of opening 111 of the shell ontology 110 far from accommodating chamber is opened
Equipped with exhaust outlet 140, exhaust outlet 140 is oppositely arranged with opening 111, and air suction mechanism 400 is connected by air inlet and dust absorption passage 130
It is logical, so as under the action of air suction mechanism 400, in forming dust suction negative pressure in dust absorption passage 130, while by exhaust outlet 140
It is set as the axially opposing setting along shell 100 with the opening 111 of accommodating chamber, dust collection efficiency can be effectively improved.
The end face of the one end of link block 120 far from bistrique 230 is arranged close to exhaust outlet 140, in order to improve pick-up performance, into
One step, link block 120 is provided with air dam 123 close to one end of exhaust outlet 140.The substantially circular cone shape of air dam 123, edge
The radial dimension for moving closer to the direction air dam 123 of exhaust outlet 140 is gradually reduced.The circular conical surface of air dam 123 and company simultaneously
It connects and is connected between the outer peripheral surface of block 120 by cambered surface rounding off, pass through cambered surface circle between the circular conical surface and end face of air dam 123
It slips over and crosses connection.
In the present embodiment, shell 100 further includes the wind gathering portion 150 being arranged in outside the opening 111 of accommodating chamber, and hurricane portion is big
It causes to be circular cone shape, with opposite stub end and small head end, small head end is fixedly connected on shell ontology 110, and edge moves closer to
The radial dimension in the direction of accommodating chamber, wind gathering portion 150 is gradually reduced.
In the present embodiment, shell 100 further includes the handle 170 being fixedly connected on the outer peripheral surface of shell ontology 110, and two
Handle 170 is oppositely arranged on the radial both ends of shell ontology 110 to be made by the way that handle 170 is arranged on the outer peripheral surface of shell ontology 110
User can more easily clear up the coagulation 520 in stirring rod 510 using coagulation cleaning plant 010.Handle
170 is substantially u-shaped, two free end is fixedly connected with the outer peripheral surface of shell ontology 110.
Fig. 1 is please referred to, in the present embodiment, coagulation cleaning plant 010 further includes condensate receptacle 330, and coagulation holds
Device 330 is arranged between shell 100 and air suction mechanism 400.Specifically, the exhaust outlet 140 of shell 100 and condensate receptacle 330
Air inlet pass through the first sweep-up pipe 310 be connected to；The gas outlet of condensate receptacle 330 and air suction mechanism 400 pass through the second dust suction
Pipe 320 is connected to, and filtration members are provided at gas outlet, in use, air suction mechanism 400 generates dust suction negative pressure, is polished by bistrique 230
The coagulation 520 to get off passes sequentially through dust absorption passage 130 under the action of dust suction negative pressure, the first sweep-up pipe 310 enters coagulation
In container 330, due to being provided with filtration members at the gas outlet of condensate receptacle 330, the moving air for carrying coagulation 520 exists
When by gas outlet, coagulation 520 is retained in condensate receptacle 330 by the obstruction of filtration members, clean air
It is inhaled into air suction mechanism 400.Preferably, air suction mechanism 400 be high pressure suction ventilator, the enough dust suction negative pressure that can be generated,
Guarantee pick-up performance.
Workpiece polishing mechanism 200 when assembling, is first packed into and pacifies by the coagulation cleaning plant 010 provided in the embodiment of the present invention
In tankage 121, then connector 160 is weldingly fixed on the outer peripheral surface of link block 120, then workpiece polishing mechanism 200 will be housed
It is fitted into the accommodating chamber of shell ontology 110 with 120 entirety of link block of connector 160, is then welded connector 160 by welding
It is fixed on the inner peripheral surface of shell ontology 110, then carrying out assembling to the first sweep-up pipe 310 and the second sweep-up pipe 320 can be completed.
The coagulation cleaning plant 010 forms dust suction negative pressure by the way that air suction mechanism 400 is arranged, thus by bistrique in dust absorption passage 130
230 coagulations 520 polished carry out recycling storage, ensure that the quality of product, while bistrique is made by using corundum
230, it is ensured that the coagulation cleaning plant 010 can use under high temperature environment.The coagulation cleaning plant 010 simultaneously, knot
Structure is simple, and production cost is low, is easy to use.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of coagulation cleaning plant characterized by comprising
Shell, workpiece polishing mechanism and air suction mechanism；Has accommodating chamber in the shell, the workpiece polishing mechanism is arranged in the receiving
It is intracavitary, and the bistrique of the workpiece polishing mechanism stretches out the shell from the opening of the accommodating chamber；The shell have with it is described
The dust absorption passage of opening connection, the air suction mechanism is connected to the dust absorption passage, for being formed in the dust absorption passage
Dust suction negative pressure.
2. coagulation cleaning plant according to claim 1, it is characterised in that:
The shell includes shell ontology and link block；The shell ontology has the accommodating chamber, and the link block is arranged in institute
It states in accommodating chamber；The workpiece polishing mechanism is fixedly connected on the link block.
3. coagulation cleaning plant according to claim 2, it is characterised in that:
The inner circumferential face interval of the outer peripheral surface of the link block and the shell ontology is arranged, to form the dust absorption passage.
4. coagulation cleaning plant according to claim 3, it is characterised in that:
The shell further includes connector, the both ends of the connector respectively with the outer peripheral surface of the link block and the shell sheet
The inner peripheral surface of body is fixedly connected.
5. coagulation cleaning plant according to claim 3, it is characterised in that:
The shell ontology and the described opposite one end that is open offer exhaust outlet, and the air suction mechanism passes through the exhaust outlet and institute
State dust absorption passage connection.
6. coagulation cleaning plant according to claim 5, it is characterised in that:
The link block is provided with air dam close to one end of the exhaust outlet, along the direction for moving closer to the exhaust outlet, institute
The radial dimension for stating air dam is gradually reduced.
7. coagulation cleaning plant according to claim 1, it is characterised in that:
The bistrique is made of corundum.
8. coagulation cleaning plant according to claim 1, it is characterised in that:
The coagulation cleaning plant further includes condensate receptacle；The air inlet of the condensate receptacle and the dust absorption passage connect
It is logical；The gas outlet of the condensate receptacle is connected to the air suction mechanism, and is provided with filtration members at the gas outlet.
9. coagulation cleaning plant according to claim 1, it is characterised in that:
Wind gathering portion is additionally provided with outside the opening of the accommodating chamber, edge moves closer to the direction of the accommodating chamber, the wind gathering portion
Radial dimension is gradually reduced.
10. coagulation cleaning plant according to claim 1, it is characterised in that:
Handle is also fixedly connected on the outer peripheral surface of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811550240.3A CN109647749A (en) | 2018-12-18 | 2018-12-18 | A kind of coagulation cleaning plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811550240.3A CN109647749A (en) | 2018-12-18 | 2018-12-18 | A kind of coagulation cleaning plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109647749A true CN109647749A (en) | 2019-04-19 |
Family
ID=66114803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811550240.3A Pending CN109647749A (en) | 2018-12-18 | 2018-12-18 | A kind of coagulation cleaning plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109647749A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116944163A (en) * | 2023-07-18 | 2023-10-27 | 虹阳显示(咸阳)科技有限公司 | Cleaning device and method for high-temperature volatile matters of stirring rod of TFT liquid crystal glass platinum channel |
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| CN206747088U (en) * | 2017-05-31 | 2017-12-15 | 国家电网公司 | Hand-held dust-collecting brush |
| WO2018001487A1 (en) * | 2016-06-30 | 2018-01-04 | Hewlett-Packard Development Company, L.P. | Cleaning apparatus |
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| CN201558832U (en) * | 2009-09-17 | 2010-08-25 | 中芯国际集成电路制造(上海)有限公司 | Dust removing device of semiconductor equipment |
| CN102946781A (en) * | 2010-06-21 | 2013-02-27 | 戴森技术有限公司 | Attachment for a vacuum cleaning appliance |
| CN202096152U (en) * | 2011-05-27 | 2012-01-04 | 任永斌 | USB (universal serial bus) keyboard cleaner with rotating bristles |
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| CN116944163A (en) * | 2023-07-18 | 2023-10-27 | 虹阳显示(咸阳)科技有限公司 | Cleaning device and method for high-temperature volatile matters of stirring rod of TFT liquid crystal glass platinum channel |
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Application publication date: 20190419 |