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CN112911902A - Dustproof equipment of microgrid equipment - Google Patents

Dustproof equipment of microgrid equipment Download PDF

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Publication number
CN112911902A
CN112911902A CN202110075567.5A CN202110075567A CN112911902A CN 112911902 A CN112911902 A CN 112911902A CN 202110075567 A CN202110075567 A CN 202110075567A CN 112911902 A CN112911902 A CN 112911902A
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CN
China
Prior art keywords
block
outside
fixed
plate
dust
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Withdrawn
Application number
CN202110075567.5A
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Chinese (zh)
Inventor
王燕玲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202110075567.5A priority Critical patent/CN112911902A/en
Publication of CN112911902A publication Critical patent/CN112911902A/en
Withdrawn legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20909Forced ventilation, e.g. on heat dissipaters coupled to components
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00Details of apparatus for conversion
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/003Constructional details, e.g. physical layout, assembly, wiring or busbar connections
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/0217Mechanical details of casings
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/03Covers
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136Forced ventilation, e.g. by fans
    • H05K7/20181Filters; Louvers

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Prevention Of Fouling (AREA)

Abstract

The invention discloses a dustproof device of a microgrid device, which structurally comprises an outer cover, the dustproof device and a display screen, wherein the right end inside the outer cover is fixedly connected with the outer side of the dustproof device in an embedding manner, the display screen is attached to the front side of the outer cover, a contraction plate fixed inside a plate body is compressed by a lug block and can be bounced leftwards and buffered by a buffer block, the lug block pushes out dust outwards after rotating to a wind inlet cover to prevent excessive accumulation of the dust, the accumulation amount of the dust is reduced, the phenomenon that muddy water enters the inner part to block micropores of a filter element is reduced, and when rainwater slides down, the arc-shaped plate is driven to deflect by weight, the swinging magnetic block deflects in a linkage manner in the deflection process, and then the swinging magnetic block is pushed outwards by magnetic repulsion force, the arc-shaped plate can throw rainwater to the outer side, the contact amount of the rainwater and dust is reduced, and meanwhile, the rainwater is prevented from entering the interior of the equipment and being combined with the dust blocked by the interior to form muddy water.

Description

Dustproof equipment of microgrid equipment
Technical Field
The invention belongs to the field of power grids, and particularly relates to dustproof equipment of micro-grid equipment.
Background
Microgrid equipment has the effect of shunting the current that the electricity generation produced in new forms of energy electricity generation, the rectification, the effect of control, wherein inverter equipment has the effect of converting the direct current electric energy that photovoltaic power generation produced into alternating current power supply ware and use, photovoltaic power generation of large tracts of land sets up usually in gobi or the unmanned area that contains a lot of sand, can weave the silt entering through dustproof equipment, the in-process equipment that changes direct current into alternating current can produce a large amount of heats, need dispel the heat through the louvre, but dustproof equipment rainwater can drench the accumulational dust of long-time absorption and dip in the air filter core when rainy season, the muddy water is dried and can solidify on the air filter core surface after the weather turns to fine, the micropore of air filter core has been blocked completely, lead to equipment inside fan to be difficult to continue work and cool down equipment.
Disclosure of Invention
In order to solve the problems that in rainy seasons, rainwater can wet dust adsorbed and accumulated for a long time and immerse the dust into an air filter element, and muddy water is dried and solidified on the surface of the air filter element after weather turns fine and completely blocks micropores of the air filter element, the invention provides the dustproof equipment of the microgrid equipment.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a dustproof facilities of little grid equipment, its structure includes dustcoat, dustproof facilities, display screen, the inside right-hand member of dustcoat inlays admittedly with the dustproof facilities outside and is connected, the display screen openly laminates mutually with the dustcoat, dustproof facilities is including fixed frame, stopper, ventilator, fixed frame and dustcoat right-hand member bolted connection, the stopper outside laminates mutually with fixed frame inboard, the ventilator outside inlays admittedly with the stopper middle part and is connected.
As a further improvement of the ventilator, the ventilator comprises a protective shell, a filter block, a supporting block, a fan and an air inlet frame, wherein the outer side of the protective shell is fixedly connected with the inner side of the limiting block in an embedded mode, the outer side of the filter block is in interference fit with the inner side of the protective shell, the outer side of the supporting block is attached to the inner side of the left end of the protective shell, the right end of the fan is connected with the middle shaft of the left end of the supporting block in a connected mode, the left end of the air inlet frame is fixedly connected with the right end of the middle of the fan in an embedded mode.
As a further improvement of the invention, the air inlet frame comprises a movable block, a top supporting plate, a return spring, a rotary disc and an air inlet cover, wherein the left end of the movable block is fixedly connected with the right end of the fan, the top supporting plate is connected with the inside of the movable block in a welding manner, the return spring is connected with the outer side of the rotary disc in a welding manner, the left side of the middle part of the rotary disc is attached to the right side of the top supporting plate, the left side of the air inlet cover is connected with the right side of the rotary disc in a welding manner, the number of the top supporting plates is four, and the movable block is.
As a further improvement of the invention, the turntable comprises a fixing ring, balls, a center plate, elastic plates and a flat support plate, wherein the outer side of the fixing ring is connected with a reset spring in a welding manner, the balls are matched between the fixing ring and the outer side of the center plate in a rolling manner, the left side of the middle part of the center plate is fixedly embedded with the right side of a top support plate, the elastic plates are connected between the left side of the flat support plate and the right side of the center plate in a welding manner, two holes are formed in the center plate and are uniformly distributed in the center plate, and the elastic plates are arc-shaped and made of carbon spring steel, so that the turntable has the characteristic of high.
As a further improvement of the invention, the flat bracing plate comprises a plate body, a contraction plate, a buffer block and a convex block, wherein the left side of the plate body is welded and connected with the right side of the elastic plate, the right side of the contraction plate is attached to the left side of the convex block, the buffer block is attached to the left side of the middle part of the contraction plate, the outer side of the convex block is movably clamped with the inside of the plate body, and the contraction plate is in an arc shape.
As a further improvement of the invention, the air inlet cover comprises a clamping block, a fixing frame and a protective pipe, wherein the outer side of the clamping block is movably clamped with the right end of the rotary table, the outer side of the fixing frame is attached to the outer side of the inner side of the clamping block, the protective pipe is fixedly connected with the inside of the fixing frame in an embedded mode, and the protective pipe is linearly and evenly distributed.
As a further improvement of the invention, the protective tube comprises a fixed sleeve, an arc-shaped plate, a fixed magnet and a swinging magnetic block, the inner side of the fixed sleeve is connected with the upper end shaft of the arc-shaped plate, the fixed magnet is attached to the inner side surface of the fixed sleeve, the right end of the swinging magnetic block is connected with the upper end of the arc-shaped plate in a riveting mode, the arc-shaped plate is arc-shaped, and the mass of the arc-shaped plate is larger than that of the swinging magnetic block.
Advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. the fixed carousel of top fagging compression with reset spring through the bounce-back is to the ejecting laminating in income wind cover department in the right side, and the center disk rotates along with the fan, and the inside fixed shrink board of plate body receives the lug compression can bounce left and cushion through the buffer block afterwards, rotates to go into behind the wind cover lug to the ejecting dust in the outside and prevent that the dust is too much piled up, has reduced the dust accumulation volume, has reduced the micropore that muddy water got into inside jam filter core.
2. When rainwater slips down, the arc-shaped plate is driven to deflect through weight, the swinging magnetic block deflects in a linkage manner, and then the swinging magnetic block is pushed away to the outer side through magnetic repulsion force, so that the rainwater can be thrown out to the outer side by the arc-shaped plate, the contact amount of the rainwater and the dust is reduced, and the rainwater is prevented from entering the interior of the equipment and being combined with the dust blocked by the interior to form muddy water.
Drawings
Fig. 1 is a schematic structural diagram of a dust-proof device of a microgrid device according to the present invention.
Fig. 2 is a schematic side view of a half-section structure of a dustproof apparatus according to the present invention.
Fig. 3 is a front view of a half-section of a ventilator according to the present invention.
FIG. 4 is a schematic side view of a half-section structure of an inlet frame according to the present invention.
FIG. 5 is a side view of a turntable showing a half-section structure according to the present invention.
FIG. 6 is a schematic side view of a half-section structure of a flat brace of the present invention.
FIG. 7 is a schematic side view of a half-section structure of an inlet hood according to the present invention.
FIG. 8 is a schematic side view of a half-section structure of a protection tube according to the present invention.
In the figure: an outer cover-1, a dustproof device-2, a display screen-3, a fixed frame-21, a limit block-22, a ventilator-23, a protective shell-231, a filter block-232, a support block-233, a fan-234, an air inlet frame-235, a movable block-35 a, a top support plate-35 b, a reset spring-35 c, a turntable-35 d and an air inlet cover-35 e, the device comprises a fixing ring-d 1, a ball-d 2, a central disc-d 3, an elastic plate-d 4, a flat support plate-d 5, a plate body-d 51, a contraction plate-d 52, a buffer block-d 53, a bump-d 54, a fixture block-e 1, a fixing frame-e 2, a protection tube-e 3, a fixing sleeve-e 31, an arc plate-e 32, a fixing magnet-e 33 and a swinging magnet-e 34.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in figures 1 to 6:
the invention provides a dustproof device of microgrid equipment, which structurally comprises an outer cover 1, the dustproof device 2 and a display screen 3, wherein the right end inside the outer cover 1 is fixedly embedded and connected with the outer side of the dustproof device 2, the display screen 3 is attached to the front side of the outer cover 1, the dustproof device 2 comprises a fixed frame 21, a limiting block 22 and a ventilator 23, the fixed frame 21 is in bolt connection with the right end of the outer cover 1, the outer side of the limiting block 22 is attached to the inner side of the fixed frame 21, and the outer side of the ventilator 23 is fixedly embedded and connected with the middle part of the limiting block 22.
The ventilator 23 comprises a protective shell 231, a filter block 232, a supporting block 233, a fan 234 and an air inlet frame 235, the outer side of the protective shell 231 is fixedly embedded in the inner side of the limiting block 22, the outer side of the filter block 232 is in interference fit with the inner side of the protective shell 231, the outer side of the supporting block 233 is attached to the inner side of the left end of the protective shell 231, the right end of the fan 234 is connected with the middle shaft of the left end of the supporting block 233 through a shaft, the left end of the air inlet frame 235 is fixedly embedded in the right end of the middle of the fan 234, the supporting block 233 is in an inverted trapezoid shape, and the thickness of the inverted trapezoid is one fifth of the inverted height, so that filtered air.
Wherein, it includes movable block 35a, top fagging 35b, reset spring 35c, carousel 35d, income wind cover 35e to go into wind frame 235, movable block 35a left end and fan 234 right-hand member are embedded solid and are connected, top fagging 35b and the inside welded connection of movable block 35a, reset spring 35c and the outside welded connection of carousel 35d, carousel 35d middle part left side is laminated mutually with top fagging 35b right side, go into wind cover 35e left side and carousel 35d right side welded connection, top fagging 35b quantity is four to being about to symmetrical distribution with movable block 35a as the center, making top fagging 35b can be ejecting carousel 35d to the right side, improved the extrusion force to the muddy water that solidifies.
The rotary disc 35d comprises a fixing ring d1, a ball d2, a central disc d3, an elastic plate d4 and a flat supporting plate d5, the outer side of the fixing ring d1 is connected with a return spring 35c in a welding mode, the ball d2 is matched with the outer side of the fixing ring d1 and the outer side of the central disc d3 in a rolling mode, the left side of the middle of the central disc d3 is fixedly connected with the right side of a supporting plate 35b in an embedded mode, the elastic plate d4 is connected between the left side of the flat supporting plate d5 and the right side of the central disc d3 in a welding mode, two holes are formed in the center disc d3 and are uniformly distributed in the center disc d3, the elastic plate d4 is arc-shaped and made of carbon spring steel, and has the characteristic of high elastic fatigue, so that the elastic plate d4 can divide sucked wind into the two holes through the central disc d3, wind is prevented from directly entering in the process, fans are reduced, and the.
Wherein, flat fagging d5 includes plate body d51, shrink board d52, buffer block d53, lug d54, plate body d51 left side and bullet board d4 right side welded connection, shrink board d52 right side and lug d54 left side are laminated mutually, buffer block d53 and shrink board d52 middle part left side are laminated mutually, lug d54 outside and plate body d51 inside activity block, shrink board d52 shape is bow-shaped for lug d54 can remove left through extrusion shrink board b52, has improved the laminating nature with flat-stay board d 5.
The specific use mode and function of the embodiment are as follows:
in the invention, the inversion process at the rear end of the display screen 3 is radiated by starting the dustproof device 2 in the outer cover 1, then the current is conveyed out through a circuit, the ventilator 23 is fixed through the limit block 22 fixed by the fixed frame 21 in the air suction process, the air is sucked in by the rotation of the internal fan 234, the dust in the air is filtered by the filter block 232 fixed by the protective shell 231 when the air enters, the dust is prevented from entering the internal inverter, the support block 233 is supported and fixed in the process, the air enters the air frame 235 to rotate along with the rotation of the fan 234, the movable block 35a compresses the top support plate 35b to eject the rotary disc 35d fixed by the reset spring 35c to the right side to be attached to the air inlet cover 35e through rebounding while rotating, the fixed ring d1 is fixed to roll with the central disc d3 through the ball d2 in the process of the rotation of the fan 234, the central disc d3 rotates along with the fan 234, drive flat fagging d5 and the contact of income wind cover 35e through diving board d4 afterwards, the inside fixed shrink board d52 of plate body d51 receives lug d54 compression can bounce left and cushion through buffer block d53 afterwards, rotate behind the income wind cover 35e lug d54 outside ejecting dust prevent that the dust is too much piled up, the volume of dust and rainwater contact has been reduced, the inside micropore that blocks up the filter core of muddy water entering has been reduced.
Example 2:
as shown in fig. 7 to 8:
the air inlet cover 35e comprises a clamping block e1, a fixed frame e2 and a protective pipe e3, the outer side of the clamping block e1 is movably clamped with the right end of the rotary disc 35d, the outer side of the fixed frame e2 is attached to the outer side of the inner side of the clamping block e1, the protective pipe e3 is fixedly connected with the inner portion of the fixed frame e2 in an embedded mode, and the protective pipe e3 is distributed linearly and evenly, so that the contact area between the ventilator 23 and outside air is reduced, and the entering amount of dust is reduced.
The protective pipe e3 comprises a fixed sleeve e31, an arc-shaped plate e32, a fixed magnet e33 and a swinging magnetic block e34, the inner side of the fixed sleeve e31 is connected with the upper end shaft of the arc-shaped plate e32, the fixed magnet e33 is attached to the inner side surface of the fixed sleeve e31, the right end of the swinging magnetic block e34 is connected with the upper end of the arc-shaped plate e32 in a riveting mode, the arc-shaped plate e32 is arc-shaped and has mass larger than that of the swinging magnetic block e34, so that the swinging magnetic block e34 is installed in the inclined downward direction, the shielding capacity for rainwater is improved, and rainwater is prevented from flowing into the fixed sleeve e 31.
The specific use mode and function of the embodiment are as follows:
in the invention, rainwater is prevented from entering the fixed frame e2 after the wind inlet cover 35e is indefinite by the fixture block e1 of the wind inlet cover 35e through the protective pipe e3 inside, rainwater is shielded by the arc plate e32 on the right side of the fixed sleeve e31, when rainwater slides down, the arc plate e32 is driven to deflect by weight, the swinging magnetic block e34 is linked to deflect in the deflecting process, the distance between the swinging magnetic block e34 and the fixed magnetic block e33 is close, meanwhile, the magnetic repulsion force of the swinging magnetic block e34 to the fixed magnetic block e33 is increased, then, the swinging magnetic block e34 is pushed outwards by the magnetic repulsion force, so that the arc plate e32 can throw the rainwater outwards, the contact amount of the rainwater and the dust is reduced, and simultaneously, the rainwater is prevented from entering the inside of the device and the dust blocked inside to be combined to form muddy water.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.

Claims (7)

1. The utility model provides a dustproof facilities of little grid equipment, its structure includes dustcoat (1), dustproof facilities (2), display screen (3), the inside right-hand member of dustcoat (1) is connected with the fixed embedding in the dustproof facilities (2) outside, display screen (3) openly laminate mutually its characterized in that with dustcoat (1):
dustproof facilities (2) are including fixed frame (21), stopper (22), ventilator (23), fixed frame (21) and dustcoat (1) right-hand member bolted connection, stopper (22) outside is laminated with fixed frame (21) inboard mutually, ventilator (23) outside is connected with stopper (22) middle part is inlayed admittedly.
2. The microgrid apparatus of claim 1, further comprising: ventilator (23) are including protective housing (231), filter block (232), supporting shoe (233), fan (234), income wind frame (235), the protective housing (231) outside is connected with stopper (22) inboard embedded solid, filter block (232) outside and protective housing (231) inboard interference fit, the supporting shoe (233) outside is laminated with protective housing (231) left end inboard mutually, fan (234) right-hand member is connected with supporting shoe (233) left end middle part hub connection, income wind frame (235) left end and fan (234) middle part right-hand member embedded solid and be connected.
3. A dust protection device for a microgrid apparatus according to claim 2, characterized in that: go into wind frame (235) including movable block (35a), top fagging (35b), reset spring (35c), carousel (35d), income fan housing (35e), movable block (35a) left end and fan (234) right-hand member are embedded solid and are connected, top fagging (35b) and movable block (35a) internal weld are connected, reset spring (35c) and carousel (35d) outside welded connection, carousel (35d) middle part left side is laminated with top fagging (35b) right side mutually, go into fan housing (35e) left side and carousel (35d) right side welded connection.
4. A microgrid device dust protection apparatus according to claim 3, characterized in that: carousel (35d) is including solid fixed ring (d1), ball (d2), center plate (d3), bullet board (d4), flat stay board (d5), gu fixed ring (d1) outside and reset spring (35c) welded connection, ball (d2) roll between solid fixed ring (d1) and center plate (d3) outside and cooperate, center plate (d3) middle part left side is connected with top fagging (35b) right side is embedded firmly, bullet board (d4) welded connection is between flat fagging (d5) left side and center plate (d3) right side.
5. The microgrid apparatus of claim 4, wherein: the flat bracing plate (d5) includes plate body (d51), shrink board (d52), buffer block (d53), lug (d54), plate body (d51) left side and bullet board (d4) right side welded connection, laminate mutually on shrink board (d52) right side and lug (d54) left side, laminate mutually on buffer block (d53) and shrink board (d52) middle part left side, lug (d54) outside and plate body (d51) inside activity block.
6. The microgrid apparatus of claim 4, wherein: go into fan housing (35e) including fixture block (e1), fixed frame (e2), protective tube (e3), fixture block (e1) outside and carousel (35d) right-hand member activity block, the fixed frame (e2) outside is laminated with fixture block (e1) inboard outside mutually, protective tube (e3) is connected with fixed frame (e2) inside embedded solid.
7. The microgrid device of claim 6, further comprising: the protective pipe (e3) comprises a fixed sleeve (e31), an arc-shaped plate (e32), a fixed magnet (e33) and a swinging magnetic block (e34), wherein the inner side of the fixed sleeve (e31) is connected with the upper end shaft of the arc-shaped plate (e32), the fixed magnet (e33) is attached to the inner side surface of the fixed sleeve (e31), and the right end of the swinging magnetic block (e34) is connected with the upper end of the arc-shaped plate (e32) in a riveting mode.
CN202110075567.5A 2021-01-20 2021-01-20 Dustproof equipment of microgrid equipment Withdrawn CN112911902A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110075567.5A CN112911902A (en) 2021-01-20 2021-01-20 Dustproof equipment of microgrid equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110075567.5A CN112911902A (en) 2021-01-20 2021-01-20 Dustproof equipment of microgrid equipment

Publications (1)

Publication Number Publication Date
CN112911902A true CN112911902A (en) 2021-06-04

Family

ID=76116732

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110075567.5A Withdrawn CN112911902A (en) 2021-01-20 2021-01-20 Dustproof equipment of microgrid equipment

Country Status (1)

Country Link
CN (1) CN112911902A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2254067A (en) * 1991-03-28 1992-09-30 Shape Inc Tape cassette
US6951469B1 (en) * 2004-07-07 2005-10-04 Hsing Chau Industrial Co., Ltd. Electric outlet dust protective structure
JP2007020769A (en) * 2005-07-14 2007-02-01 Matsushita Electric Ind Co Ltd Vacuum cleaner
CN207238658U (en) * 2017-08-28 2018-04-17 宁夏软件工程院有限公司 Dust-extraction unit inside a kind of robot measurement
CN207951025U (en) * 2018-01-31 2018-10-12 邢台职业技术学院 A kind of energy conservation and environmental protection deduster with bidirectional interface
EP3581283A1 (en) * 2018-06-15 2019-12-18 Pelletron Corporation Metering apparatus for compact dedusting apparatus
CN111256492A (en) * 2020-01-17 2020-06-09 南通理工学院 A special air cooler for industry
CN210777604U (en) * 2019-12-19 2020-06-16 东莞市小宇光电有限公司 Hardware backboard with heat dissipation function
CN212230896U (en) * 2020-07-02 2020-12-25 云南博创电气设备有限公司 Exchange type filtering dustproof distribution box

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2254067A (en) * 1991-03-28 1992-09-30 Shape Inc Tape cassette
US6951469B1 (en) * 2004-07-07 2005-10-04 Hsing Chau Industrial Co., Ltd. Electric outlet dust protective structure
JP2007020769A (en) * 2005-07-14 2007-02-01 Matsushita Electric Ind Co Ltd Vacuum cleaner
CN207238658U (en) * 2017-08-28 2018-04-17 宁夏软件工程院有限公司 Dust-extraction unit inside a kind of robot measurement
CN207951025U (en) * 2018-01-31 2018-10-12 邢台职业技术学院 A kind of energy conservation and environmental protection deduster with bidirectional interface
EP3581283A1 (en) * 2018-06-15 2019-12-18 Pelletron Corporation Metering apparatus for compact dedusting apparatus
US20190381537A1 (en) * 2018-06-15 2019-12-19 Pelletron Corporation Metering Apparatus for Compact Dedusting Apparatus
CN210777604U (en) * 2019-12-19 2020-06-16 东莞市小宇光电有限公司 Hardware backboard with heat dissipation function
CN111256492A (en) * 2020-01-17 2020-06-09 南通理工学院 A special air cooler for industry
CN212230896U (en) * 2020-07-02 2020-12-25 云南博创电气设备有限公司 Exchange type filtering dustproof distribution box

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Application publication date: 20210604