CN109465249B - Instrument and meter dust removal equipment utilizing electrostatic principle - Google Patents
Instrument and meter dust removal equipment utilizing electrostatic principle Download PDFInfo
- Publication number
- CN109465249B CN109465249B CN201811417159.8A CN201811417159A CN109465249B CN 109465249 B CN109465249 B CN 109465249B CN 201811417159 A CN201811417159 A CN 201811417159A CN 109465249 B CN109465249 B CN 109465249B
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- Prior art keywords
- dust
- dust collection
- electrostatic
- scraper
- main body
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- Expired - Fee Related
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- 239000000428 dust Substances 0.000 title claims abstract description 285
- 230000003068 static effect Effects 0.000 claims abstract description 8
- 239000000835 fiber Substances 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 230000005611 electricity Effects 0.000 abstract description 5
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000005367 electrostatic precipitation Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B6/00—Cleaning by electrostatic means
-
- B08B1/165—
-
- 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
Abstract
The invention discloses an instrument dust removing device utilizing an electrostatic principle, which structurally comprises a dust suction cylinder, a dust removing controller, an anti-skidding holding handle and a power supply lead, wherein the instrument dust removing device is matched with a wind power dust removing device through an electrostatic dust removing structure, when a tiny groove of an instrument is subjected to dust removal, on one hand, dust at the bottom of the groove is taken out in an air exhaust mode, and meanwhile, when the inner wall of the groove is cleaned, static electricity is generated on the surface of the dust suction cylinder to adsorb residual dust impurities on the inner wall of the groove, so that the problem that the traditional dust removing device only cleans the bottom of the groove and neglects cleaning of the inner wall of the groove is avoided, and the cleaning effect of the instrument is effectively improved.
Description
Technical Field
The invention relates to the field of cleaning equipment for instruments and meters, in particular to a dedusting device for instruments and meters by utilizing an electrostatic principle.
Background
In the daily use of instrument and meter, the dust inevitably gets into instrument and meter's inside, and the dust is constantly piled up on internal circuit, not only influences the circuit heat dissipation, leads to components and parts ageing, has increased the risk of circuit short circuit under humid environment moreover, consequently needs the staff to utilize dust collecting equipment to remove dust to instrument and meter, but the current technical consideration is not perfect enough, has following shortcoming: in order to avoid leading to dust to fly upward at the dust removal in-process, and then contaminated air leads to the fact the influence to staff's safety, adopts dust absorption mode to remove dust usually, when cleaning instrument's tiny recess, the dust absorption section of thick bamboo stretches into the back and can only carry out the dust absorption cleanness to the recess bottom, and the recess inner wall can't obtain effectual cleanness, and dust removal effect is general, can't be totally with the dust clean up on the instrument.
Disclosure of Invention
In order to solve the problems, the invention provides a dust removing device for instruments and meters by utilizing an electrostatic principle.
In order to achieve the purpose, the invention is realized by the following technical scheme: an instrument dust removing device utilizing the electrostatic principle structurally comprises a dust suction tube, a dust removing controller, an anti-skidding holding handle and a power supply lead, the anti-skid holding handle is of a clip-shaped structure, the dust suction cylinder is of a hollow cylindrical structure, the right end of the dust suction cylinder is tightly buckled with the left end of the anti-skid holding handle, the dust removal controller is positioned in the middle of the upper surface of the anti-skid holding handle, the power supply lead is connected to the right side of the anti-skid holding handle in a penetrating way and is electrically connected with the dust removal controller, the dust collection cylinder consists of a dust collection pipe, an electrostatic dust collection structure, a dust collection cylinder main body and a wind power dust collection device, the main body of the dust suction cylinder is of a hollow cylindrical tube structure, the right end of the main body is tightly close to the left side of the antiskid holding handle, the electrostatic dust collection structure is nested in the dust collection cylinder main body, the dust collection pipes are uniformly distributed at the left end of the electrostatic dust collection structure at equal intervals, and the wind power dust collection device is located at the right end in the dust collection cylinder main body and is electrically connected with the dust collection controller.
As a further improvement of the invention, the wind power dust removal device comprises a dust collection bag, a wind power dust collection blade, an electrostatic generator and a driving motor, wherein the driving motor is arranged at the rightmost end in the dust collection cylinder main body, the wind power dust collection blade is nested at the leftmost side of the driving motor, the dust collection bag is positioned at the left side of the wind power dust collection blade and is in sealing connection with the inner wall of the dust collection cylinder main body, and the electrostatic generator is positioned at the right side of the wind power dust collection blade and is welded with the driving motor.
The electrostatic dust collection device is characterized in that the electrostatic dust collection structure is composed of five dust falling grooves, an electrostatic dust collection port, dust scrapers, scraper slide rails, a dust collection device, a switch driving block and sliding rollers, the electrostatic dust collection port is connected to the surface of the dust collection cylinder body in a penetrating mode, the dust collection device is of a circular structure and is embedded in the dust collection cylinder body in a nesting mode, the scraper slide rails are of a fan-shaped structure and are evenly distributed on the outer sides of the dust collection device at equal intervals, the dust scrapers are embedded on the scraper slide rails and are tightly abutted to the dust collection device, the sliding rollers are mounted at the bottoms of the dust scrapers and are tightly attached to the scraper slide rails, the dust falling grooves are evenly distributed at the leftmost ends of the scraper slide rails at equal intervals and are communicated with the dust collection pipe, and the switch driving block is located at the.
As a further improvement of the invention, the dust collecting device consists of an electrostatic dust removal block and a dust removal block fixing frame, wherein the dust removal block fixing frame is of a circular structure and is of a concentric circle structure with the main body of the dust suction cylinder, and the electrostatic dust removal blocks are distributed on the side surface of the dust removal block fixing frame and are parallel to the electrostatic dust collection port.
As a further improvement of the invention, the electrostatic generator is composed of a first permanent magnet, a chemical fiber friction block, a second permanent magnet, a sliding guide rail and a friction block fixing frame, the first permanent magnet is nested in the middle of one side of the switch driving block close to the wind power dust removal device, the sliding guide rail is welded on the left side of the driving motor, the friction block fixing frame is nested on the sliding guide rail, the second permanent magnet is mounted in the middle of the friction block fixing frame and is parallel to the first permanent magnet, and the chemical fiber friction block is distributed on the outer side of the friction block fixing frame.
As a further improvement of the invention, the right side of the dust scraper is of an inclined plane structure, and the bottom of the dust scraper is close to the upper surface of the dust collecting device, so that the dust adsorbed on the surface of the electrostatic dust removal block can be scraped and collected in the dust falling groove after the dust scraper is reset.
As a further improvement of the invention, the first permanent magnet on the right side of the switch driving block is surrounded by N, S pole magnets which are alternately arranged into a circular structure, and the second permanent magnet is N pole.
As a further improvement of the invention, the outer surface of the switch driving block is uniformly distributed with trapezoidal structures at equal intervals.
The invention has the beneficial effects that: instrument and meter dust collecting equipment mutually supports through electrostatic precipitator structure and wind-force dust collector, when removing dust to the tiny recess of instrument and meter, take out the dust of recess bottom through the mode of bleeding on the one hand, when cleaning the recess inner wall simultaneously, produce static through a suction drum surface and adsorb the remaining dust impurity of recess inner wall, avoid traditional dust collecting equipment only to clean the recess bottom and neglected the cleanness of recess inner wall, the effectual clean effect that promotes instrument and meter.
1. The electrostatic dust collection structure of the invention is combined with the wind dust collection device, when cleaning the inner groove of the instrument, the switch driving block is rotated anticlockwise, so the switch driving block drives the dust scraper blade to rotate anticlockwise, at the same time, dust can fall onto the electrostatic dust collection block through the electrostatic dust collection opening, simultaneously, after the switch driving block rotates anticlockwise, the first permanent magnet on the right side of the switch driving block is switched to expose S pole, at the same time, under the action of opposite attraction between the first permanent magnet and the second permanent magnet, the second permanent magnet drives the friction block fixing frame to move leftwards along the sliding guide rail, at the same time, the chemical fiber friction block on the friction block fixing frame is contacted with the right end of the electrostatic dust collection block and generates friction along with the rotation of the driving motor, further, the electrostatic dust collection block generates static electricity after being rubbed with the chemical fiber friction block, and at the same time, after the dust collection cylinder is close to the, on adsorbing the impurity of inner wall and dust to electrostatic precipitator piece surface under electrostatic induction's effect, can carry out dust removal work simultaneously to recess bottom and inner wall, promote dust removal effect.
2. The dust scraper blade is combined with the first permanent magnet, when the dust removing work is finished, the clockwise rotating switch driving block resets, so that static electricity on the electrostatic dust removing block disappears, meanwhile, the tip of the right side of the dust scraper blade is close to the upper surface of the electrostatic dust removing block, so that the dust scraper blade can scrape and collect dust adsorbed by the electrostatic dust removing block into the dust falling groove, and meanwhile, the dust in the dust falling groove is collected into the dust collecting bag through the dust collecting pipe due to the suction force generated by the matching of the wind power dust collecting blade and the driving motor, and the dust removing work efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of an instrument dust removing apparatus using electrostatic principle according to the present invention.
Fig. 2 is a schematic sectional structural view of the dust suction cylinder of the present invention.
FIG. 3 is a schematic view of the structure of the surface A-A in FIG. 2 according to the present invention.
FIG. 4 is a schematic view of the dust collector of the present invention.
FIG. 5 is a schematic view of the structure of B-B in FIG. 2 according to the present invention.
Fig. 6 is a schematic structural diagram of the front side of the electrostatic generator of the present invention.
In the figure: the dust collection device comprises a dust collection cylinder-1, a dust collection controller-2, an anti-skidding holding handle-3, a power supply lead-4, a dust collection pipe-11, an electrostatic dust collection structure-12, a dust collection cylinder main body-13, a wind dust collection device-14, a dust collection bag-141, a wind dust collection blade-142, an electrostatic generator-143, a driving motor-144, a dust falling groove-121, an electrostatic dust collection port-122, a dust scraper-123, a scraper slide rail-124, a dust collection device-125, a switch driving block-126, a slide roller-127, an electrostatic dust collection block-a 1, a dust collection block fixing frame-a 2, a first permanent magnet-b 1, a chemical fiber friction block-b 2, a second permanent magnet-b 3, a slide guide rail-b 4 and a friction block fixing frame-b 5.
Detailed Description
In order to make the technical means, the creation features, the achievement objects and the effects of the present invention easy to understand, fig. 1 to fig. 6 schematically show the structure of the dust removing device of the embodiment of the present invention, and the present invention is further described below with reference to the specific embodiment.
Examples
Referring to fig. 1-2, the present invention provides an instrument and meter dust removing device using electrostatic principle, the structure of which includes a dust collecting tube 1, a dust removing controller 2, an anti-slip grip handle 3 and a power supply wire 4, the anti-slip grip handle 3 is a clip structure, the dust collecting tube 1 is a hollow cylindrical structure, the right end of the dust collecting tube 1 is tightly buckled with the left end of the anti-slip grip handle 3, the dust removing controller 2 is located in the middle of the upper surface of the anti-slip grip handle 3, the power supply wire 4 is connected to the right side of the anti-slip grip handle 3 in a penetrating manner and is electrically connected with the dust removing controller 2, the dust collecting tube 1 is composed of a dust collecting tube 11, an electrostatic dust removing structure 12, a dust collecting tube main body 13 and a wind power dust removing device 14, the dust collecting tube main body 13 is a hollow cylindrical tube structure, the right end of the dust collecting tube is tightly closed with the left side of the anti-slip, the dust collecting pipe 11 is equidistantly and uniformly distributed at the left end of the electrostatic dust collection structure 12, and the wind power dust collection device 14 is positioned at the right end in the dust collection cylinder main body 13 and is electrically connected with the dust collection controller 2. The wind dust collector 14 comprises a dust bag 141, a wind dust collecting blade 142, an electrostatic generator 143 and a driving motor 144, the driving motor 144 is installed at the rightmost end in the dust collection cylinder body 13, the wind dust collecting blade 142 is nested at the leftmost side of the driving motor 144, the dust bag 141 is positioned at the left side of the wind dust collecting blade 142 and is hermetically connected with the inner wall of the dust collection cylinder body 13, and the electrostatic generator 143 is positioned at the right side of the wind dust collecting blade 142 and is welded with the driving motor 144.
Referring to fig. 2-4, the electrostatic dust removing structure 12 comprises a dust falling groove 121, an electrostatic dust collecting opening 122, a dust scraper 123, a scraper rail 124, a dust collecting device 125, a switch driving block 126, and a sliding roller 127, five electrostatic dust collecting openings 122 are arranged and are connected on the surface of the dust collection cylinder main body 13 in a penetrating way, the dust collecting device 125 is a circular structure and is nested in the main body 13 of the dust collecting barrel, the scraper slide rails 124 are fan-shaped structures and are uniformly distributed outside the dust collecting device 125 at equal intervals, the dust scrapers 123 are nested on the scraper slide rails 124 and are abutted against the dust collecting device 125, the sliding roller 127 is mounted at the bottom of the dust scraper 123 and is tightly attached to the scraper slide rail 124, the dust falling grooves 121 are equidistantly and uniformly distributed at the leftmost end of the scraper slide rail 124 and are communicated with the dust collecting pipe 11, the switch driving block 126 is located at the rear of the dust scraper 123 and is integrated with the dust scraper 123. The dust collecting device 125 is composed of an electrostatic dust collection block a1 and a dust collection block fixing frame a2, the dust collection block fixing frame a2 is of a circular structure and is of a concentric circle structure with the dust collection cylinder main body 13, and the electrostatic dust collection blocks a1 are distributed on the side face of the dust collection block fixing frame a2 and are parallel to the electrostatic dust collection port 122. The right side of the dust scraper 123 is a slope structure and the bottom of the dust scraper 123 is close to the upper surface of the dust collecting device 125, so that the dust adsorbed on the surface of the electrostatic dust removal block a1 can be scraped and collected in the dust falling groove 121 after the dust scraper 123 is reset. The first permanent magnet b1 on the right side of the switch driving block 126 is surrounded by N, S pole magnets to form a circular structure, and the second permanent magnet b3 is N-pole, when the switch driving block 126 rotates, the S-pole magnet on the first permanent magnet b1 and the second permanent magnet b3 attract each other and the chemical fiber friction block b2 and the electrostatic precipitation block a1 rub against each other to generate static electricity. The equidistant evenly distributed of switch drive piece 126 surface has the trapezium structure, increases the frictional force on switch drive piece 126 surface, prevents to appear the slippage phenomenon among the rotatory process.
Referring to fig. 5-6, the electrostatic generator 143 is composed of a first permanent magnet b1, a chemical fiber friction block b2, a second permanent magnet b3, a sliding guide rail b4, and a friction block fixing frame b5, the first permanent magnet b1 is nested in the middle of one side of the switch driving block 126 close to the wind dust collector 14, the sliding guide rail b4 is welded to the left side of the driving motor 144, the friction block fixing frame b5 is nested on the sliding guide rail b4, the second permanent magnet b3 is mounted in the middle of the friction block fixing frame b5 and is parallel to the first permanent magnet b1, and the chemical fiber friction block b2 is distributed outside the friction block fixing frame b 5.
When the instrument groove is cleaned, the switch driving block 126 is rotated counterclockwise, and the dust scraper 123 and the sliding roller 127 on the switch driving block 126 rotate counterclockwise along the scraper slide rail 124, at this time, the electrostatic dust removal block a1 on the dust removal block fixing frame a2 and the electrostatic dust collection port 122 are communicated with each other, and at the same time, after the switch driving block 126 rotates, the magnetic pole on the first permanent magnet b1 is converted into an S-pole magnet and generates attraction with the second permanent magnet b3, so the second permanent magnet b3 drives the friction block fixing frame b5 to move leftward along the sliding guide rail b4, so the chemical fiber friction block b2 on the friction block fixing frame b5 and the electrostatic dust removal block a1 are contacted with each other, and at the same time, the friction block b5 drives the friction block b2 and the electrostatic dust removal block a1 to continuously rub with chemical fibers under the action of the driving motor 144, so that the electrostatic dust removal block a1 is charged with static electricity, and therefore, the dust suction cylinder 1 only needs to be close to the, the dust impurities on the inner wall are gathered with charges with opposite polarities to the electrostatic dust removal block a1 under the action of electrostatic induction, the dust is adsorbed on the surface of the electrostatic dust removal block a1 due to the attraction of opposite charges, when the cleaning is finished, the switch driving block 126 is rotated clockwise, at the moment, the static on the electrostatic dust removal block a1 disappears, the electrostatic adsorption force disappears, meanwhile, the dust scraper 123 scrapes and collects the dust on the electrostatic dust removal block a1 into the dust falling groove 121, and as the left end of the dust falling groove 121 is communicated with the dust collecting pipe 11, the dust in the dust falling groove 121 enters the dust suction cylinder main body 13 through the dust collecting pipe 11 and is finally collected into the dust collection bag 141 under the action of the wind power dust collection blade 142 and the driving motor 144, the dust collection effect of the instrument is effectively improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (2)
1. The utility model provides an utilize instrument and meter dust collecting equipment of static principle, its structure includes dust suction tube (1), dust removal controller (2), antiskid gripping handle (3), power wire (4), its characterized in that: the anti-skidding holding handle (3) is of a clip-shaped structure, the dust collection barrel (1) is of a hollow cylindrical structure, the right end of the dust collection barrel is tightly buckled with the left end of the anti-skidding holding handle (3), the dust collection controller (2) is positioned in the middle of the upper surface of the anti-skidding holding handle (3), and the power supply lead (4) is connected to the right side of the anti-skidding holding handle (3) in a penetrating manner and is electrically connected with the dust collection controller (2); the dust collection device is characterized in that the dust collection cylinder (1) consists of a dust collection pipe (11), an electrostatic dust collection structure (12), a dust collection cylinder main body (13) and a wind power dust collection device (14), the dust collection cylinder main body (13) is of a hollow cylindrical pipe structure, the right end of the dust collection cylinder main body (13) is tightly close to the left side of the anti-skidding holding handle (3), the electrostatic dust collection structure (12) is nested in the dust collection cylinder main body (13), the dust collection pipe (11) is uniformly distributed at the left end of the electrostatic dust collection structure (12) in an equal distance mode, and the wind power dust collection device (14) is located at the right end of the dust collection cylinder main body (13) and;
the wind power dust removal device (14) consists of a dust collection bag (141), a wind power dust collection blade (142), an electrostatic generator (143) and a driving motor (144), the driving motor (144) is installed at the rightmost end in the dust collection cylinder main body (13), the wind power dust collection blade (142) is nested at the leftmost side of the driving motor (144), the dust collection bag (141) is positioned at the left side of the wind power dust collection blade (142) and is in sealing connection with the inner wall of the dust collection cylinder main body (13), and the electrostatic generator (143) is positioned at the right side of the wind power dust collection blade (142) and is welded with the driving motor (144); the electrostatic generator (143) is composed of a first permanent magnet (b1), a chemical fiber friction block (b2), a second permanent magnet (b3), a sliding guide rail (b4) and a friction block fixing frame (b5), wherein the first permanent magnet (b1) is nested in the middle of one side, close to the wind dust removal device (14), of the switch driving block (126), the sliding guide rail (b4) is welded to the left side of the driving motor (144), the friction block fixing frame (b5) is nested on the sliding guide rail (b4), the second permanent magnet (b3) is installed in the middle of the friction block fixing frame (b5) and is parallel to the first permanent magnet (b1), and the chemical fiber friction block (b2) is distributed on the outer side of the friction block fixing frame (b 5);
the electrostatic dust collection structure (12) consists of a dust falling groove (121), an electrostatic dust collection port (122), a dust scraper (123), a scraper slide rail (124), a dust collection device (125), a switch driving block (126) and a sliding roller (127), wherein the electrostatic dust collection port (122) is provided with five parts and is connected to the surface of the dust collection cylinder main body (13) in a penetrating way, the dust collection device (125) is of a circular structure and is nested in the dust collection cylinder main body (13), the scraper slide rail (124) is of a fan-shaped structure and is uniformly distributed on the outer side of the dust collection device (125) at equal intervals, the dust scraper (123) is nested on the scraper slide rail (124) and is abutted against the dust collection device (125), the sliding roller (127) is mounted at the bottom of the dust scraper (123) and is tightly clung to the scraper slide rail (124), the dust falling groove (121) is uniformly distributed at the leftmost end of the scraper slide rail (124) at equal intervals and is simultaneously, the switch driving block (126) is positioned at the tail part of the dust scraper (123) and is integrated with the dust scraper (123); the dust collecting device (125) comprises an electrostatic dust removal block (a1) and a dust removal block fixing frame (a2), wherein the dust removal block fixing frame (a2) is of a circular structure and is of a concentric circle structure with the dust collection cylinder main body (13), and the electrostatic dust removal blocks (a1) are distributed on the side face of the dust removal block fixing frame (a2) and are parallel to the electrostatic dust collection port (122) at the same time.
2. The instrument and meter dust removing apparatus using an electrostatic principle as claimed in claim 1, wherein: the right side of the dust scraper (123) is of an inclined plane structure, and the bottom of the dust scraper is close to the upper surface of the dust collecting device (125).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811417159.8A CN109465249B (en) | 2018-11-26 | 2018-11-26 | Instrument and meter dust removal equipment utilizing electrostatic principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811417159.8A CN109465249B (en) | 2018-11-26 | 2018-11-26 | Instrument and meter dust removal equipment utilizing electrostatic principle |
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| CN109465249A CN109465249A (en) | 2019-03-15 |
| CN109465249B true CN109465249B (en) | 2020-06-19 |
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| CN201811417159.8A Expired - Fee Related CN109465249B (en) | 2018-11-26 | 2018-11-26 | Instrument and meter dust removal equipment utilizing electrostatic principle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110859547B (en) * | 2019-12-03 | 2021-05-28 | 深圳市合丰嘉大科技有限公司 | Dust shaker for electrical engineering equipment |
| CN111409277B (en) * | 2020-04-26 | 2023-06-13 | 江苏久茂精密电子科技有限公司 | Automatic rubberizing device for plastic part surface and application method thereof |
| CN112893319B (en) * | 2021-01-18 | 2021-11-26 | 先尼科化工（上海）有限公司 | Electric automatization dust collecting equipment |
| CN114137785A (en) * | 2021-11-09 | 2022-03-04 | 许志伟 | Digital projector for live network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20180050552A (en) * | 2016-11-05 | 2018-05-15 | 노호정 | Electrostatic type cyclone dust collector for cleaner |
| CN206575032U (en) * | 2017-03-29 | 2017-10-20 | 重庆工业职业技术学院 | Regulator cubicle dust arrester |
| CN107597734B (en) * | 2017-10-28 | 2020-08-18 | 诸暨易联众创企业管理服务有限公司 | Dust collection device for instruments and meters |
| CN108499982B (en) * | 2018-05-15 | 2020-08-14 | 安徽赛安安全技术有限公司 | Dust removal device for instruments and meters and use method thereof |
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