CN112384045A - Cabinet door with automatic fresh air function - Google Patents
Cabinet door with automatic fresh air function Download PDFInfo
- Publication number
- CN112384045A CN112384045A CN202011289175.0A CN202011289175A CN112384045A CN 112384045 A CN112384045 A CN 112384045A CN 202011289175 A CN202011289175 A CN 202011289175A CN 112384045 A CN112384045 A CN 112384045A
- Authority
- CN
- China
- Prior art keywords
- cabinet door
- inverted
- shaped pipe
- shaped
- lead screw
- 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.)
- Pending
Links
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 14
- 239000010937 tungsten Substances 0.000 claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- 239000000428 dust Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 22
- 238000009423 ventilation Methods 0.000 claims description 17
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 8
- 239000012530 fluid Substances 0.000 description 6
- 230000005611 electricity Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/017—Combinations of electrostatic separation with other processes, not otherwise provided for
- B03C3/0175—Amassing particles by electric fields, e.g. agglomeration
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a cabinet door with an automatic fresh air function, which comprises a cabinet door, wherein an inverted Y-shaped pipe is embedded in the cabinet door, a hollow groove is formed in the side wall of the upper part of the cabinet door, a deflection plate and a filter screen frame are fixedly welded in the hollow groove, a rotating rod is rotatably connected in the hollow groove, an impeller is fixedly welded on the side wall of the rotating rod, a plurality of positive tungsten wires are arranged on the impeller, the top of the cabinet door is rotatably connected with an unpowered hood, a reciprocating lead screw is fixedly welded in the unpowered hood, the reciprocating lead screw is fixedly connected with an electrified coil, a magnetic block is fixedly welded on the top of the inverted Y-shaped pipe, and a cleaning part is in threaded connection with the reciprocating lead screw. Has the advantages that: through setting up positive electric tungsten filament, arc piece, falling Y venturi tube isotructure, can realize the leading-in of external wind body automatically, and a large amount of dusts that contain in the wind body obtain effectual getting rid of, can come out the inside gas of box and heat exchange automatically simultaneously, and need not carry out regular maintenance.
Description
Technical Field
The invention relates to the technical field of cabinet door structures, in particular to a cabinet door with an automatic fresh air function.
Background
The internal portion of cabinets such as present electric power cabinet, communication cabinet concentrates on having certain quantity of electric elements, and these electric elements often produce certain heat at the in-process of work, and if not timely discharge, these heats often can make the internal portion high temperature of cabinet to influence electric elements's work, more serious can lead to incident such as conflagration.
At present, the heat dissipation and ventilation of the cabinet body are usually realized by means of electric impellers, but the air exchange is realized by increasing an electric wire circuit, the impeller is required to be independently powered, the power supply process is self-generated heat, the impeller is required to be periodically overhauled, the workload of maintainers is increased, and meanwhile, the air poured into the impeller is usually provided with a large amount of dust, so that the dust has great influence on the work of an electric element.
Therefore, a cabinet door with an automatic fresh air function is provided.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, ventilation needs to be powered, equipment needs to be overhauled for a long time, and a large amount of dust is welded in the exchanged gas, and provides a cabinet door with an automatic fresh air function.
In order to achieve the purpose, the invention adopts the following technical scheme: a cabinet door with automatic fresh air function comprises a cabinet door, wherein an inverted Y-shaped pipe is embedded in the cabinet door, the side wall of the upper part of the cabinet door is provided with a hollow groove, the hollow groove is communicated with one end of an inverted Y-shaped pipe, a deflection plate and a filter screen frame are welded and fixed in the hollow groove, a rotating rod is rotatably connected in the hollow groove, an impeller is fixedly welded on the side wall of the rotating rod extending to the interior of the inverted Y-shaped pipe, a plurality of positive electric tungsten filaments are arranged on the impeller, the top of the cabinet door is rotationally connected with an unpowered hood, a reciprocating screw rod is welded and fixed in the unpowered hood, the reciprocating screw rod sequentially penetrates through the inverted Y-shaped pipe and the inner wall of the cabinet door and then is rotatably connected to the inner wall of the empty groove, the reciprocating screw rod is fixedly connected with an electrified coil at the top of the inverted Y-shaped tube, magnetic blocks with opposite polarities are symmetrically welded and fixed on the side wall of the top of the inverted Y-shaped tube, and a cleaning component for removing dust is connected to the reciprocating screw rod in a threaded manner.
In the above-mentioned cabinet door that has automatic new trend function, the one side inner wall symmetry welded fastening that the filter screen frame is kept away from to the inverted Y venturi tube has a plurality of arc pieces, the embedded ventilation pipe that is equipped with of cabinet door, the ventilation pipe runs through behind the arc piece and the inside intercommunication of inverted Y venturi tube.
In the above-mentioned cabinet door with automatic new trend function, clean part is including welded fastening at the metal sheet of dead slot lateral wall, the bottom ground connection of metal sheet, threaded connection is at the nut of reciprocating lead screw last lateral wall, the lateral wall welded fastening of nut has the scraper blade.
In the cabinet door with the automatic fresh air function, the bottom of the groove is provided with an L-shaped groove, and one end of the L-shaped groove is communicated with one side, away from the filter screen frame, of the inverted Y-shaped pipe.
Compared with the prior art, the invention has the advantages that:
1. the unpowered hood is arranged, the unpowered hood rotates when wind acts on the outside, and the wind direction in the horizontal direction can be converted into the vertical downward wind direction, so that the external wind force is guided into the inverted Y-shaped pipe by the unpowered hood, the wind force is divided into two parts in the inverted Y-shaped pipe, one part of the wind force moves into a hollow groove communicated with the left side of the inverted Y-shaped pipe, the impeller is driven to rotate in the process, the impeller drives a plurality of positive tungsten filaments to rotate, the discharge area range of the positive tungsten filaments is enlarged, more dust is charged with positive electricity, meanwhile, the impeller plays a certain role in guiding and pressurizing the wind body, and the wind body after dust removal and dust removal passes through the filter screen frame and enters the box body;
2. by arranging the inverted Y-shaped pipe, the arc-shaped block, the ventilation pipe and the like, when the gas in the inverted Y-shaped pipe stably circulates from the inner wall of one side far away from the filter screen frame, when the gas flow passes through the arc-shaped block, because the section of the inverted Y-shaped pipe is small and the flow speed is high, according to Bernoulli's principle, the flow speed of fluid is higher, the pressure intensity is lower, the flow speed of fluid is lower, the pressure intensity is higher, and the pressure difference is generated at two ends of the ventilation pipe at the moment, so that the pressure intensity of the ventilation pipe at the joint of the arc-shaped block is low, the gas at one side of the cabinet door is pumped into the inverted Y-shaped pipe through;
3. through setting up structures such as deflector, scraper blade and metal sheet, the dust in the wind body is electrified positively after accepting positive electric tungsten filament discharge, the deflector has positive electric potential, under the effect of deflector, the dust that has positive electricity receives deflection force to metal sheet one side deflection motion, adhere to on the metal sheet, because of the metal sheet ground connection, negative charge and the dust neutralization electron of electrified positively for the dust easily drops from the metal sheet surface, the rotation of unpowered hood drives reciprocal lead screw and rotates simultaneously, the nut of reciprocal lead screw lateral wall threaded connection drives the scraper blade and moves from top to bottom, scraper blade and metal sheet surface counterbalance, so the nut does not produce the rotation, the cleaning effect of scraper blade to the metal sheet is obvious.
Drawings
FIG. 1 is a schematic structural diagram of a cabinet door with an automatic fresh air function according to the present invention;
fig. 2 is an enlarged schematic view of a part a of the structure of the cabinet door with an automatic fresh air function according to the present invention.
In the figure: 1 cabinet door, 2 unpowered hoods, 3 inverted Y-shaped pipes, 4 arc-shaped blocks, 5 magnetic blocks, 6 reciprocating lead screws, 7 electrified coils, 8 empty slots, 9 deflection plates, 10 filter screen frames, 11 rotating rods, 12 impellers, 13 positive electric tungsten filaments, 14 scraping plates, 15 nuts, 16 metal plates, 17 ventilation pipes and 18L-shaped slots.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-2, a cabinet door with automatic fresh air function comprises a cabinet door 1, an inverted Y-shaped tube 3 is embedded in the cabinet door 1, a hollow groove 8 is formed in the upper side wall of the cabinet door 1, the hollow groove 8 is communicated with one end of the inverted Y-shaped tube 3, a deflection plate 9 and a screen frame 10 are welded and fixed in the hollow groove 8, a rotating rod 11 is connected in the hollow groove 8 in a rotating manner, an impeller 12 is welded and fixed on the side wall of the rotating rod 11 extending to the inside of the inverted Y-shaped tube 3, a plurality of positive electricity tungsten filaments 13 are arranged on the impeller 12, an unpowered funnel cap 2 is connected in the top of the cabinet door 1 in a rotating manner, a reciprocating lead screw 6 is welded and fixed in the unpowered funnel cap 2, the reciprocating lead screw 6 sequentially penetrates through the inverted Y-shaped tube 3 and the inner wall of the cabinet door 1 and then is connected to the inner wall of the hollow groove 8 in a rotating manner, the magnetic blocks 5 with opposite polarities are symmetrically welded and fixed on the side wall of the top of the inverted Y-shaped pipe 3, and the reciprocating screw rod 6 is in threaded connection with a cleaning component for removing dust.
The inverted Y-shaped pipe 3 is symmetrically welded and fixed with a plurality of arc-shaped blocks 4 on the inner wall of one side far away from the filter screen frame 10, a ventilation pipe 17 is embedded in the cabinet door 1, the ventilation pipe 17 penetrates through the arc-shaped blocks 4 and then is communicated with the inside of the inverted Y-shaped pipe 3, when the gas in the inverted Y-shaped pipe 3 stably circulates from the inner wall of one side far away from the filter screen frame 10, the gas flow passes through the arc-shaped blocks 4, because the section of the inverted Y-shaped pipe 3 is small and the flow rate is high, according to Bernoulli's principle, the higher the flow rate of the fluid is, the lower the pressure is, the lower the flow rate of the fluid is, the higher the pressure is, and the pressure is generated at two ends of the ventilation pipe 17 at the moment, the pressure of the connection part of the arc-shaped blocks 4 is low, the gas on one.
Cleaning element is including welded fastening at the metal sheet 16 of 8 lateral walls in dead slot, the bottom ground connection of metal sheet 16, threaded connection is at the nut 15 of lateral wall on the reciprocal lead screw 6, the lateral wall welded fastening of nut 15 has scraper blade 14, unpowered hood 2 drives reciprocal lead screw 6 and rotates when the pivoted, thereby threaded connection moves from top to bottom at the nut 15 of the reciprocal lead screw 6 lateral wall, nut 15 drives scraper blade 14 and strikes off the dust on metal sheet 16 surface, the dust that drops is taken out to the opposite side of falling Y venturi tube 3 from L shape groove 18 circulation.
An L-shaped groove 18 is formed in the bottom of the hollow groove 8, one end of the L-shaped groove 18 is communicated with one side, away from the filter screen frame 10, of the inverted Y-shaped pipe 3, and the L-shaped groove 18 extracts dust in the hollow groove 8 into the inverted Y-shaped pipe 3.
According to the invention, the unpowered hood 2 rotates under the action of wind force on the outside, and can convert the wind direction in the horizontal direction into a vertically downward wind direction, so that the unpowered hood 2 guides the external wind force into the inverted Y-shaped tube 3, the wind force is divided into two parts in the inverted Y-shaped tube 3, one part of the wind force moves into the hollow groove 8 communicated with the left side of the inverted Y-shaped tube, in the process, the impeller 12 is driven to rotate, the impeller 12 drives the positive tungsten wires 13 to rotate, the discharge area range of the positive tungsten wires 13 is enlarged, more dust is positively charged, meanwhile, the impeller 12 plays a certain flow guiding and pressurizing role on the wind body, the reciprocating screw 6 is driven to rotate when the unpowered hood 2 rotates, and the electrified coil 7 welded and fixed on the side wall of the reciprocating screw 6 continuously cuts the magnetic induction lines between the two magnetic blocks 5, so that the electrified coil 7 discharges the positive tungsten wires 13.
Dust in the wind body is positively charged after being discharged by a positive electric tungsten filament 13, the deflection plate 9 is positively charged, the dust with positive electricity is deflected to one side of the metal plate 16 by a deflection force under the action of the deflection plate 9 and is attached to the metal plate 16, negative charges and the dust with positive electricity neutralize electrons because the metal plate 16 is grounded, so that the dust is easy to fall off from the surface of the metal plate, meanwhile, the rotation of the unpowered wind cap 2 drives the reciprocating lead screw 6 to rotate, a nut 15 in threaded connection with the side wall of the reciprocating lead screw 6 drives the scraper 14 to move up and down, the scraper 14 is abutted against the surface of the metal plate 16, the nut does not rotate, and the cleaning effect of the scraper 14 on the metal plate 16 is obvious.
When the other part of the air body stably circulates from the inner wall of the side, far away from the filter screen frame 10, of the inverted Y-shaped pipe 3, when the air body passes through the arc-shaped block 4, because the section of the inverted Y-shaped pipe 3 is small, the flow speed is high, according to Bernoulli's principle, the flow speed of the fluid is high, the pressure is low, the flow speed of the fluid is low, the pressure is high, and air pressure difference is generated at two ends of the ventilation pipe 17 at the moment, so that the pressure of the ventilation pipe 17 at the joint of the arc-shaped block 4 is low, the air body sucks the air on one side of the cabinet door 1 into the inverted Y-shaped pipe 3 through the ventilation pipe 17 to be jointly pumped away, and the waste.
Through above work step for the wind body that enters into the incasement through cabinet door 1 is the clean gas through dust removal processing, takes out the waste gas and the heat of cabinet door 1 one side incasement automatically simultaneously, realizes gaseous high-efficient exchange, and need not electric power supply, safety ring protects.
Although the terms of the cabinet door 1, the unpowered hood 2, the inverted-Y-shaped pipe 3, the arc-shaped block 4, the magnetic block 5, the reciprocating lead screw 6, the electrified coil 7, the empty slot 8, the deflector plate 9, the screen frame 10, the rotating rod 11, the impeller 12, the positive tungsten wire 13, the scraper 14, the nut 15, the metal plate 16, the ventilation pipe 17, the L-shaped slot 18 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (4)
1. A cabinet door with an automatic fresh air function comprises a cabinet door (1) and is characterized in that an inverted Y-shaped pipe (3) is embedded in the cabinet door (1), a hollow groove (8) is formed in the side wall of the upper portion of the cabinet door (1), the hollow groove (8) is communicated with one end of the inverted Y-shaped pipe (3), a deflection plate (9) and a filter screen frame (10) are fixedly welded in the hollow groove (8), a rotating rod (11) is rotatably connected in the hollow groove (8), an impeller (12) is fixedly welded on the side wall of the rotating rod (11) extending to the inner portion of the inverted Y-shaped pipe (3), a plurality of tungsten positive power wires (13) are arranged on the impeller (12), the top of the cabinet door (1) is rotatably connected with an unpowered hood (2), a reciprocating lead screw (6) is fixedly welded in the hood (2), and the reciprocating lead screw (6) sequentially penetrates through the inverted Y-shaped pipe (3) and is rotatably connected to the inner wall of the cabinet door (1) and then is rotatably connected to, reciprocal lead screw (6) are located top position fixedly connected with circular telegram coil (7) of reverse Y venturi tube (3), circular telegram coil (7) and positive electric tungsten filament (13) electric connection, the top lateral wall symmetry welded fastening of reverse Y venturi tube (3) has opposite polarity's magnetic path (5), threaded connection has the cleaning part who gets rid of the dust on reciprocal lead screw (6).
2. The cabinet door with the automatic fresh air function according to claim 1, wherein a plurality of arc-shaped blocks (4) are symmetrically welded and fixed on the inner wall of one side of the inverted Y-shaped pipe (3) far away from the filter screen frame (10), a ventilation pipe (17) is embedded in the cabinet door (1), and the ventilation pipe (17) penetrates through the arc-shaped blocks (4) and then is communicated with the inside of the inverted Y-shaped pipe (3).
3. The cabinet door with the automatic fresh air function according to claim 1, wherein the cleaning component comprises a metal plate (16) welded and fixed on the side wall of the empty groove (8), the bottom end of the metal plate (16) is grounded, the nut (15) is screwed on the upper side wall of the reciprocating screw rod (6), and the scraper (14) is welded and fixed on the side wall of the nut (15).
4. The cabinet door with the automatic fresh air function according to claim 1, wherein an L-shaped groove (18) is formed at the bottom of the empty groove (8), and one end of the L-shaped groove (18) is communicated with one side of the inverted Y-shaped pipe (3) far away from the filter screen frame (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011289175.0A CN112384045A (en) | 2020-11-17 | 2020-11-17 | Cabinet door with automatic fresh air function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011289175.0A CN112384045A (en) | 2020-11-17 | 2020-11-17 | Cabinet door with automatic fresh air function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112384045A true CN112384045A (en) | 2021-02-19 |
Family
ID=74585004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011289175.0A Pending CN112384045A (en) | 2020-11-17 | 2020-11-17 | Cabinet door with automatic fresh air function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112384045A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115227045A (en) * | 2022-06-14 | 2022-10-25 | 刘磊 | Express delivery locker based on internet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002124123A (en) * | 2000-10-17 | 2002-04-26 | Denso Corp | Vehicle headlight |
| CN205403040U (en) * | 2016-03-29 | 2016-07-27 | 重庆大学 | Automatic catch wind type solar chimney system |
| CN107979956A (en) * | 2017-12-05 | 2018-05-01 | 华北科技学院 | A kind of adjustable for height heat dissipation type communication cabinet |
| CN211183019U (en) * | 2019-10-28 | 2020-08-04 | 河北卓越电气有限责任公司 | Power distribution cabinet with dustproof self-cleaning function |
-
2020
- 2020-11-17 CN CN202011289175.0A patent/CN112384045A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002124123A (en) * | 2000-10-17 | 2002-04-26 | Denso Corp | Vehicle headlight |
| CN205403040U (en) * | 2016-03-29 | 2016-07-27 | 重庆大学 | Automatic catch wind type solar chimney system |
| CN107979956A (en) * | 2017-12-05 | 2018-05-01 | 华北科技学院 | A kind of adjustable for height heat dissipation type communication cabinet |
| CN211183019U (en) * | 2019-10-28 | 2020-08-04 | 河北卓越电气有限责任公司 | Power distribution cabinet with dustproof self-cleaning function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115227045A (en) * | 2022-06-14 | 2022-10-25 | 刘磊 | Express delivery locker based on internet |
| CN115227045B (en) * | 2022-06-14 | 2024-07-26 | 享链云信息科技江苏有限公司 | Express delivery locker based on internet |
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Application publication date: 20210219 |
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| WD01 | Invention patent application deemed withdrawn after publication |