CN112290157A - Lithium battery pack case for communication base station - Google Patents
Lithium battery pack case for communication base station Download PDFInfo
- Publication number
- CN112290157A CN112290157A CN202011070729.8A CN202011070729A CN112290157A CN 112290157 A CN112290157 A CN 112290157A CN 202011070729 A CN202011070729 A CN 202011070729A CN 112290157 A CN112290157 A CN 112290157A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- box
- bevel gear
- pivot
- gear
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Toys (AREA)
Abstract
The invention relates to the technical field of battery pack cases, in particular to a lithium battery pack case for a communication base station. According to the invention, the crank connecting rod mechanism and the brush are arranged, so that the filter screen on the air inlet can be cleaned in real time, and the heat dissipation of the case can be carried out efficiently.
Description
Technical Field
The invention relates to the technical field of battery pack cases, in particular to a lithium battery pack case for a communication base station.
Background
Communication base stations located outdoors are generally required to be provided with lithium battery packs for power supply, and the lithium battery packs are required to be installed in special cabinets. The lithium cell carries out the in-process of supplying power, it can produce a large amount of heats, in order to guarantee that the lithium cell can normal operating, need at the quick-witted incasement mechanism such as radiator fan that sets up, some are in outdoor remote area's communication basic station, can get into the dust in the air of computer lab, various impurity such as mosquito, and set up behind the radiator fan, when the radiator fan moves, can send outside air into in the box, the inside hot-air outgoing of box, dust in the computer lab this moment, the mosquito then can get into quick-witted incasement through the air intake, in order to avoid it to get into, then need set up the filter screen on the air intake, but after radiator fan moves a period, can adhere to on the filter screen a lot of impurity, lead to the filter screen jam, the air intake is unobstructed.
Disclosure of Invention
The invention aims to solve the problem that in the prior art, air inlet is not smooth after a filter screen on an air inlet is blocked, so that the heat dissipation efficiency of a case is reduced, and provides a lithium battery pack case for a communication base station.
In order to achieve the purpose, the invention adopts the following technical scheme:
a lithium battery pack case for a communication base station is designed, and comprises a first case body, wherein a movable door is hinged to the first case body, two supporting legs which are correspondingly arranged are fixedly mounted on the lower portion of the outer wall of the first case body, a second case body communicated with the inside of the first case body is fixedly mounted at the top end of the first case body, a filter screen is arranged between the first case body and the second case body, a cylinder communicated with the inside of the second case body is fixedly mounted on the surface of the top of the second case body, a first rotating shaft which is coaxially arranged with the cylinder is rotatably mounted in the cylinder, fan blades are fixedly mounted at the top end of the first rotating shaft, a fixing plate is fixedly mounted on the outer wall of the first case body, a third rotating shaft which is parallel to the first rotating shaft is rotatably mounted on the fixing plate, the third rotating shaft and the first rotating shaft are in transmission connection with the same driving module, and, fixed surface installs two guide arms of mutual parallel arrangement under the first box, two all the cover is equipped with a rod cover on the guide arm, two fixed mounting has the brush between the rod cover, an air intake has been seted up to first bottom half, install the filter screen on the air intake, the brush hair part and the filter screen of brush contact, be connected through the crank link mechanism transmission between brush and the third pivot.
Preferably, the driving module comprises a transmission mechanism and a driving mechanism, the first rotating shaft is in transmission connection with the third rotating shaft through the transmission mechanism, the transmission mechanism comprises a second rotating shaft, a first bevel gear, a second bevel gear, a third bevel gear and a fourth bevel gear, the first bevel gear is fixedly mounted at the bottom end of the first rotating shaft, the fourth bevel gear is fixedly mounted at the top end of the third rotating shaft, the second rotating shaft is rotatably mounted on the outer wall of the first box body, the second bevel gear meshed with the first bevel gear is fixedly mounted at the inner side end of the second rotating shaft, the fourth bevel gear meshed with the third bevel gear is fixedly mounted at the outer side end of the second rotating shaft, and the driving mechanism is connected to the second rotating shaft in a transmission manner.
Preferably, actuating mechanism includes first gear, motor, second gear, diaphragm, fixed mounting has the first gear of coaxial setting with it on the axis body of second pivot, second pivot one side be provided with the motor, fixed mounting has the second gear with first gear engagement on the output shaft end of motor, fixed mounting has the diaphragm on the motor, diaphragm fixed connection is on first box.
Preferably, the crank-link mechanism comprises a crank, a connecting rod and a connecting plate, the crank is fixedly mounted at the bottom end of the third rotating shaft, the connecting plate is fixedly mounted on the brush, the connecting rod is arranged between the crank and the connecting plate, one end of the connecting rod is rotatably mounted on the crank, and the other end of the connecting rod is hinged to the connecting plate.
Preferably, filter screen one side is provided with the scraper blade corresponding with brush movement track, scraper blade fixed mounting is on first bottom of the box portion surface, the scraper blade is formed by a plurality of triangular prism equidistant arrangement, the triangular prism all sets up towards keeping away from second pivot one side.
The lithium battery pack case for the communication base station has the advantages that: through setting up drive module and crank link mechanism, drive module can drive first pivot simultaneously, the second pivot is rotatory, first pivot drives the flabellum and dispels the heat, the second pivot then drives the filter screen of brush on to the air intake through crank link mechanism and clears up, like this when the fan carries out the heat dissipation, the brush can be cleared up the filter screen in step, it is unobstructed to have guaranteed that the air intake admits air, and then the heat dissipation of having guaranteed quick-witted incasement portion can be gone on high-efficiently all the time.
Drawings
Fig. 1 is a first schematic structural diagram of a lithium battery pack case for a communication base station according to the present invention;
fig. 2 is a schematic structural diagram of a lithium battery pack case for a communication base station according to a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of a lithium battery pack case for a communication base station according to a third embodiment of the present invention;
fig. 4 is a schematic diagram of an internal structure of a lithium battery pack case for a communication base station according to the present invention;
fig. 5 is a schematic cross-sectional structural diagram of a lithium battery pack case for a communication base station according to the present invention;
FIG. 6 is a schematic view of a portion of the structure of FIG. 2 at A;
FIG. 7 is a schematic view of a portion of the structure of FIG. 3 at B;
fig. 8 is a partial structural view at C of fig. 5.
In the figure: the device comprises a first box body 1, a second box body 2, a filter screen 3, a cylinder 4, a first rotating shaft 5, fan blades 6, a second rotating shaft 7, a first bevel gear 8, a second bevel gear 9, a third bevel gear 10, a fixing plate 11, a third rotating shaft 12, a fourth bevel gear 13, a crank 14, a connecting rod 15, a connecting plate 16, a brush 17, a filter screen 18, a guide rod 19, a rod sleeve 20, a scraping plate 21, a movable door 22, supporting legs 23, a first gear 24, a motor 25, a second gear 26 and a transverse plate 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-8, a lithium battery pack case for a communication base station comprises a first case 1, a movable door 22 is hinged on the first case 1, two supporting legs 23 are fixedly arranged on the lower portion of the outer wall of the first case 1, a second case 2 communicated with the inside of the first case 1 is fixedly arranged on the top end of the first case 1, a filter grid 3 is arranged between the first case 1 and the second case 2, a cylinder 4 communicated with the inside of the second case 2 is fixedly arranged on the surface of the top of the second case 2, a first rotating shaft 5 coaxially arranged with the cylinder 4 is rotatably arranged in the cylinder 4, a fan blade 6 is fixedly arranged on the top end of the first rotating shaft 5, a fixing plate 11 is fixedly arranged on the outer wall of the first case 1, a third rotating shaft 12 parallel to the first rotating shaft 5 is rotatably arranged on the fixing plate 11, and the third rotating shaft 12 is in transmission connection with the first rotating, the bottom end of the third rotating shaft 12 extends downwards to the lower side of the first box body 1, two guide rods 19 which are parallel to each other are fixedly arranged on the lower surface of the first box body 1, a rod sleeve 20 is sleeved on each of the two guide rods 19, a brush 17 is fixedly arranged between the two rod sleeves 20, an air inlet is formed in the bottom of the first box body 1, a filter screen 18 is installed on the air inlet, the brush part of the brush 17 contacts with the filter screen 18, and the brush 17 is in transmission connection with the third rotating shaft 12 through a crank-link mechanism. The bristles of the brush 17 are hard nylon bristles. The guide rod 19 is arranged parallel to the second axis of rotation 7.
The drive module includes drive mechanism, actuating mechanism, be connected through the drive mechanism transmission between first pivot 5 and the third pivot 12, drive mechanism includes second pivot 7, first bevel gear 8, second bevel gear 9, third bevel gear 10, fourth bevel gear 13, 5 bottom fixed mounting of first pivot have first bevel gear 8, 12 top fixed mounting of third pivot have fourth bevel gear 13, rotatable second pivot 7 of installing on the 2 outer walls of first box, fixed mounting has second bevel gear 9 with first bevel gear 8 meshing on the inboard tip of second pivot 7, fixed mounting has fourth bevel gear 13 with third bevel gear 10 meshing on the tip of the 7 outside of second pivot, second pivot 7 still transmission is connected with actuating mechanism.
The driving mechanism comprises a first gear 24, an electric motor 25, a second gear 26 and a transverse plate 27, the first gear 24 coaxially arranged with the second rotating shaft 7 is fixedly installed on the shaft body of the second rotating shaft 7, the electric motor 25 is arranged on one side of the second rotating shaft 7, the second gear 26 meshed with the first gear 24 is fixedly installed on the tail end of the output shaft of the electric motor 25, the transverse plate 27 is fixedly installed on the electric motor 25, and the transverse plate 27 is fixedly connected to the first box body 1.
The crank-link mechanism comprises a crank 14, a connecting rod 15 and a connecting plate 16, the crank 14 is fixedly installed at the bottom end of the third rotating shaft 12, the connecting plate 16 is fixedly installed on the hairbrush 17, the connecting rod 15 is arranged between the crank 14 and the connecting plate 16, one end of the connecting rod 15 is rotatably installed on the crank 14, and the other end of the connecting rod 15 is hinged to the connecting plate 16.
When the lithium battery pack is used, the lithium battery pack is fixedly arranged in the first box body 1, when the lithium battery pack runs, the motor 25 drives the second rotating shaft 7 to rotate, the second rotating shaft 7 drives the first bevel gear 8 to rotate through the second bevel gear 9, the first bevel gear 8 drives the first rotating shaft 5 to rotate, and the first rotating shaft 5 drives the fan blades 6 to rotate, so that air in the first box body 1 and the second box body 2 is exhausted to the outside, and heat generated in the box bodies is exhausted; air outside the box body enters the box body through an air inlet at the bottom, and various impurities are attached to the air inlet filter screen 18; the second rotating shaft 7 can synchronously drive the third rotating shaft 12 to rotate in a bevel gear transmission mode when driving the first rotating shaft 5 to rotate, the third rotating shaft 12 drives the crank connecting rod mechanism to operate, and the crank connecting rod mechanism pulls the connecting plate 16 to drive the hairbrush 17 to reciprocate linearly and remotely move along the guide rod 19, so that the hairbrush 17 is driven to continuously clean the surface of the filter screen 18, and smooth air inlet of the air inlet is ensured.
Example 2
Referring to fig. 1 to 8, as another preferred embodiment of the present invention, it is different from embodiment 1 in that a scraper 21 corresponding to a movement locus of the brush 17 is provided at one side of the filter 18, the scraper 21 is fixedly installed on a bottom surface of the first casing 2, and the scraper 21 is formed by arranging a plurality of triangular prisms at equal intervals, and the triangular prisms are all provided toward a side away from the second rotating shaft 12.
When the crank-link mechanism drives the brush 17 to do linear reciprocating motion along the guide rod 19, when the brush 17 passes through the scraper 21, the triangular prism on the scraper 21 can scrape off impurities attached to the bristles of the brush 17, so that the situation that the cleaning effect is poor due to the fact that too many impurities are attached to the brush 17 is avoided.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The utility model provides a lithium cell group machine case for communication base station, includes first box (1), articulated dodge gate (22) of installing on first box (1), first box (1) outer wall lower part fixed mounting has two supporting legs (23) that correspond the setting, first box (1) top fixed mounting have with inside second box (2) that communicate, be provided with between first box (1) and second box (2) filter grid (3), a serial communication port, second box (2) top fixed surface installs with inside drum (4) that communicates, rotatable first pivot (5) of installing coaxial setting with it in drum (4), first pivot (5) top fixed mounting has flabellum (6), fixed mounting has fixed plate (11) on first box (1) outer wall, rotatable third pivot (11) of installing parallel and first pivot (5) setting on fixed plate (11), (5) are parallel 12) Third pivot (12) are connected on same drive module with first pivot (5) transmission, third pivot (12) bottom downwardly extending to first box (1) below, fixed surface installs two guide arms (19) of mutual parallel arrangement under first box (1), two all the cover is equipped with one rod cover (20), two on guide arm (19) fixed mounting has brush (17) between rod cover (20), an air intake has been seted up to first box (1) bottom, install filter screen (18) on the air intake, the brush hair part of brush (17) contacts with filter screen (18), be connected through crank link mechanism transmission between brush (17) and third pivot (12).
2. The lithium battery pack case for the communication base station according to claim 1, wherein the driving module comprises a transmission mechanism and a driving mechanism, the first rotating shaft (5) is in transmission connection with the third rotating shaft (12) through the transmission mechanism, the transmission mechanism comprises a second rotating shaft (7), a first bevel gear (8), a second bevel gear (9), a third bevel gear (10) and a fourth bevel gear (13), the first bevel gear (8) is fixedly installed at the bottom end of the first rotating shaft (5), the fourth bevel gear (13) is fixedly installed at the top end of the third rotating shaft (12), the second rotating shaft (7) is rotatably installed on the outer wall of the first case (2), the second bevel gear (9) meshed with the first bevel gear (8) is fixedly installed on the inner side end of the second rotating shaft (7), and the fourth bevel gear (13) meshed with the third bevel gear (10) is fixedly installed on the outer side end of the second rotating shaft (7) And the second rotating shaft (7) is also in transmission connection with a driving mechanism.
3. The lithium battery pack case for the communication base station according to claim 2, wherein the driving mechanism comprises a first gear (24), a motor (25), a second gear (26) and a transverse plate (27), the first gear (24) is coaxially arranged with the second gear (26) and fixedly mounted on a shaft body of the second rotating shaft (7), the motor (25) is arranged on one side of the second rotating shaft (7), the second gear (26) meshed with the first gear (24) is fixedly mounted on the tail end of an output shaft of the motor (25), the transverse plate (27) is fixedly mounted on the motor (25), and the transverse plate (27) is fixedly connected to the first case body (1).
4. The lithium battery pack case for the communication base station according to claim 1, wherein the crank-link mechanism comprises a crank (14), a connecting rod (15) and a connecting plate (16), the crank (14) is fixedly installed at the bottom end of the third rotating shaft (12), the connecting plate (16) is fixedly installed on the brush (17), the connecting rod (15) is arranged between the crank (14) and the connecting plate (16), one end of the connecting rod (15) is rotatably installed on the crank (14), and the other end of the connecting rod (15) is hinged and installed on the connecting plate (16).
5. The lithium battery pack case for the communication base station according to claim 1, wherein a scraper (21) corresponding to a movement track of the brush (17) is arranged on one side of the filter screen (18), the scraper (21) is fixedly installed on the bottom surface of the first case (2), the scraper (21) is formed by arranging a plurality of triangular prisms at equal intervals, and the triangular prisms are arranged towards one side away from the second rotating shaft (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011070729.8A CN112290157B (en) | 2020-10-09 | 2020-10-09 | Lithium battery pack case for communication base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011070729.8A CN112290157B (en) | 2020-10-09 | 2020-10-09 | Lithium battery pack case for communication base station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112290157A true CN112290157A (en) | 2021-01-29 |
| CN112290157B CN112290157B (en) | 2022-07-15 |
Family
ID=74422842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011070729.8A Active CN112290157B (en) | 2020-10-09 | 2020-10-09 | Lithium battery pack case for communication base station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112290157B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113789738A (en) * | 2021-10-26 | 2021-12-14 | 海南通驰长天科技咨询工作室(个人独资) | Self-generating deceleration strip |
| CN113883745A (en) * | 2021-10-29 | 2022-01-04 | 王思哲 | Industrial ultra-high temperature heat pump unit |
| CN117559040A (en) * | 2024-01-11 | 2024-02-13 | 深圳市神通天下科技有限公司 | Composite heat dissipation device for lithium ion battery and lithium ion battery assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016225249A (en) * | 2015-06-03 | 2016-12-28 | 株式会社デンソー | Battery pack |
| JP2017168223A (en) * | 2016-03-14 | 2017-09-21 | 日本電気株式会社 | Pole-mounted power storage device and pole-mounted power storage device system |
| CN110098446A (en) * | 2019-05-22 | 2019-08-06 | 宁波市镇海锂安电子有限公司 | A kind of intelligentized Furniture lithium electricity power-supply system |
| CN210110873U (en) * | 2019-07-01 | 2020-02-21 | 安徽新动新能源科技有限公司 | Group battery box with dustproof function |
| CN111342165A (en) * | 2020-03-26 | 2020-06-26 | 张扬 | Heat abstractor for new energy automobile battery |
-
2020
- 2020-10-09 CN CN202011070729.8A patent/CN112290157B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016225249A (en) * | 2015-06-03 | 2016-12-28 | 株式会社デンソー | Battery pack |
| JP2017168223A (en) * | 2016-03-14 | 2017-09-21 | 日本電気株式会社 | Pole-mounted power storage device and pole-mounted power storage device system |
| CN110098446A (en) * | 2019-05-22 | 2019-08-06 | 宁波市镇海锂安电子有限公司 | A kind of intelligentized Furniture lithium electricity power-supply system |
| CN210110873U (en) * | 2019-07-01 | 2020-02-21 | 安徽新动新能源科技有限公司 | Group battery box with dustproof function |
| CN111342165A (en) * | 2020-03-26 | 2020-06-26 | 张扬 | Heat abstractor for new energy automobile battery |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113789738A (en) * | 2021-10-26 | 2021-12-14 | 海南通驰长天科技咨询工作室(个人独资) | Self-generating deceleration strip |
| CN113883745A (en) * | 2021-10-29 | 2022-01-04 | 王思哲 | Industrial ultra-high temperature heat pump unit |
| CN117559040A (en) * | 2024-01-11 | 2024-02-13 | 深圳市神通天下科技有限公司 | Composite heat dissipation device for lithium ion battery and lithium ion battery assembly |
| CN117559040B (en) * | 2024-01-11 | 2024-03-26 | 深圳市神通天下科技有限公司 | Composite heat dissipation device for lithium ion battery and lithium ion battery assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112290157B (en) | 2022-07-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112290157B (en) | Lithium battery pack case for communication base station | |
| CN209030299U (en) | A kind of rain-proof camera | |
| CN218042203U (en) | Air compressor machine monitoring display terminal | |
| CN218243358U (en) | Heat radiation structure of photovoltaic contravariant cabinet | |
| CN210669062U (en) | Electric forceful electric power switch board dust collector for electricity | |
| CN216214877U (en) | High tension switchgear with dust removal function | |
| CN115749903A (en) | Dustproof ventilation equipment for underground mine | |
| CN115811169A (en) | Motor heat radiation structure and cooling device | |
| CN210936039U (en) | Dust collector that computer rack was used | |
| CN219498529U (en) | Low-voltage distribution box | |
| CN219560553U (en) | Campus monitoring camera is with clearance structure based on 5G monitoring network | |
| CN113663947B (en) | Computer room host cleaning and maintaining equipment | |
| CN216162224U (en) | Energy-conserving traffic power supply control computer case | |
| CN213517479U (en) | Low-temperature discharge performance stabilizing device for digital battery | |
| CN212648769U (en) | Switch board convenient to remove dust | |
| CN112038903A (en) | Dustproof high heat dissipation type second grade block terminal | |
| CN219607212U (en) | Air source heat pump with clean structure | |
| CN220918491U (en) | Combined gas pressure regulating box | |
| CN114505304B (en) | Energy-saving building ventilation equipment | |
| CN216721263U (en) | Photovoltaic cell panel clean equipment | |
| CN218887935U (en) | Power distribution control computer box | |
| CN214069320U (en) | Motor room high-voltage board with self-cleaning function | |
| CN219124168U (en) | Photovoltaic module cleaning robot | |
| CN218678000U (en) | Distribution box convenient for removing foreign matters | |
| CN211859303U (en) | Electric box with detachable dust collecting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |