CN218828705U - Integrated power supply management device - Google Patents

Integrated power supply management device Download PDF

Info

Publication number
CN218828705U
CN218828705U CN202223085777.1U CN202223085777U CN218828705U CN 218828705 U CN218828705 U CN 218828705U CN 202223085777 U CN202223085777 U CN 202223085777U CN 218828705 U CN218828705 U CN 218828705U
Authority
CN
China
Prior art keywords
groove
cabinet body
cover
side wall
breath
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.)
Active
Application number
CN202223085777.1U
Other languages
Chinese (zh)
Inventor
余海军
胡传伟
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.)
Changzhou Keshuo Power Technology Co ltd
Original Assignee
Changzhou Keshuo Power Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Changzhou Keshuo Power Technology Co ltd filed Critical Changzhou Keshuo Power Technology Co ltd
Priority to CN202223085777.1U priority Critical patent/CN218828705U/en
Application granted granted Critical
Publication of CN218828705U publication Critical patent/CN218828705U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/14Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables

Landscapes

  • Ventilation (AREA)

Abstract

The utility model discloses a comprehensive power management device, including the management cabinet body, all run through on the both sides wall of the management cabinet body and seted up the scavenge port, all bolted on the both sides wall of the management cabinet body has the cover of taking a breath, the welding has the mounting bracket on the inner wall of cover of taking a breath, the inside bolt of mounting bracket has four ventilators, a plurality of grooves of taking a breath have been seted up on the lateral wall that the management cabinet body was kept away from to the cover of taking a breath, the inner wall welding in the groove of taking a breath has the protection network, the inside one side of keeping away from the scavenge port of cover of taking a breath is provided with filter mechanism, the inside of cover of taking a breath is provided with clearance mechanism, through setting up the management cabinet body, scavenge port, cover of taking a breath, mounting bracket, ventilator, groove of taking a breath, protection network, filter mechanism and clearance mechanism, the protection network can prevent that insect and dust from getting into the cover of taking a breath through the groove, and filter the air, filters fine protection network dust impurity in the air, and clearance mechanism clears up, prevents that insect and dust from causing the jam protection network.

Description

Integrated power supply management device
Technical Field
The utility model belongs to the technical direction of power management, concretely relates to integrated power management device.
Background
The power management means how to effectively distribute power to different components of the system, the power management is crucial to mobile equipment depending on battery power, the integrated power management device is composed of a change-over switch, an inverter and a UPS, and the inverter is a power conversion device for converting direct current electric energy (batteries and storage battery packs) into alternating current (most 220V50Hz sine waves).
The current announcements are: chinese utility model patent CN205793898U discloses an ac power supply comprehensive management device; the front and the back of the cabinet body are respectively provided with a front door and a back door; the upper parts of the two sides of the cabinet body are provided with transverse handles; an external output socket is arranged between the left handle of the cabinet body and the cabinet body; a fan is arranged between the right handle of the cabinet body and the cabinet body; a circuit breaker is arranged at the lower part of the right side of the cabinet body; four installation spaces are formed by the partition plates from top to bottom in the cabinet body, charging extension sockets are installed in the upper three layers of installation spaces, and a control box is installed in the lowest layer of installation space; the control box is respectively connected with an external output socket, a fan and a charging extension socket in a power supply control way; the control box and the circuit breaker form power supply on-off safety connection; the utility model discloses among the technical scheme, an alternating current power supply integrated management device with cooling system, convenient to use, reasonable in design is provided.
The problems in the prior art are that: the conventional integrated power management device needs to continuously ventilate and dissipate heat, insects, dust and the like enter the integrated power management device during ventilation and heat dissipation, and the dust and the insects are adhered to an electrical element to influence the normal work of the integrated power management device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to current device a comprehensive power management device to solve the problem of proposing among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a comprehensive power management device, includes the management cabinet body, all run through on the both sides wall of the management cabinet body and seted up the scavenge port, all bolted on the both sides wall of the management cabinet body has the cover of taking a breath, the welding has the mounting bracket on the inner wall of cover of taking a breath, the inside bolted connection of mounting bracket has four ventilators, the cover of taking a breath has seted up a plurality of grooves of taking a breath on keeping away from the lateral wall of the management cabinet body, the inner wall welding in groove of taking a breath has the protection network, the inside one side of keeping away from the scavenge port of cover of taking a breath is provided with filtering mechanism, the inside of cover of taking a breath is provided with clearance mechanism.
The utility model discloses explain further, filtering mechanism includes mounting groove, wearing groove, mounting panel, installing frame, filter screen and non-woven fabrics layer, the mounting groove is seted up on the lateral wall of taking a breath the cover, wear the groove and set up on the bottom surface of mounting groove and run through a lateral wall of taking a breath the cover, the mounting panel activity set up in the inside of mounting groove and with take a breath the cover bolt joint, the installing frame weld on the lateral wall of mounting panel and with wearing groove swing joint, the filter screen bolt joint is in the middle part of installing frame, the non-woven fabrics layer is pasted through the magic and is bonded and the one end of keeping away from the scavenge port with the cover of taking a breath.
The utility model discloses explain further, clearance mechanism includes fixed strip, spout, T shape pole, gyro wheel, fixed plate, brush board and pulling rod, the fixed strip welding is on the upper and lower both sides wall of taking a breath the cover, the spout is seted up on the lateral wall of fixed strip, T shape pole activity sets up in the inside of spout, the gyro wheel cup joint with T shape pole on and swing joint and the inside of spout, the fixed plate welds in the one end that the fixed strip was kept away from to two T shape poles, the brush board bolt is close to on the lateral wall of taking a breath the cover in the fixed plate, the pulling rod weld on the lateral wall of fixed plate and with take a breath cover sliding connection.
The utility model discloses explain further, the strip is inhaled to fixedly connected with magnetism on the inner wall of cover of taking a breath, two magnetism of fixedly connected with inhale the piece on the lateral wall of fixed plate, the cooperation is inhaled with magnetism to magnetism inhale the strip magnetism to the piece of magnetism.
The utility model discloses explain further, the welding has the location strip on the lateral wall of cover of taking a breath, the mounting frame is kept away from the one end of mounting panel and has been seted up the constant head tank.
The utility model discloses explain further, it has a plurality of manger plate covers to take a breath on the lateral wall that the management cabinet body was kept away from to the cover, manger plate cover uses with the cooperation of scavenge port.
The utility model discloses explain further, the welding has the rain board of leading on the top surface of the management cabinet body.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model the utility model is a novel model, which is composed of a main body,
(1) Through setting up the management cabinet body, the scavenge port, the scavenger hood, the mounting bracket, the ventilator, the scavenger slot, the protection network, filtering mechanism and clearance mechanism, when using, the heat that the internal portion of management cabinet is passed through the scavenge port and the scavenge slot with the work of ventilator intercommunication power supply that is located management cabinet body one side at first, the work of ventilator intercommunication power supply that is located management cabinet body opposite side inhales fresh air through scavenge slot and scavenge port and the internal portion of management cabinet, the protection network can prevent that insect and dust from passing through the inside that the scavenge slot got into the scavenger hood when taking a breath, can filter the air once more through setting up filtering mechanism, filter the fine dust impurity in the air, clearance mechanism can clear up the protection network, can prevent that insect and dust from causing the protection network to block up, and then improved the ventilation effect.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a left side view provided by an embodiment of the present invention;
fig. 3 isbase:Sub>A perspective cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2 according to an embodiment of the present invention;
fig. 4 is a schematic view of a disassembled structure of a ventilation hood according to an embodiment of the present invention;
FIG. 5 is a schematic view of a positioning groove according to an embodiment of the present invention;
fig. 6 is a schematic sectional view of a ventilation hood according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a cleaning mechanism according to an embodiment of the present invention.
In the figure: 1. a management cabinet body; 21. a ventilation port; 22. a ventilation hood; 23. a mounting frame; 24. a ventilator; 25. a ventilation groove; 26. a protective net; 3. a filtering mechanism; 4. a cleaning mechanism; 31. mounting grooves; 32. penetrating a groove; 33. mounting a plate; 34. installing a frame; 35. a filter screen; 36. a non-woven fabric layer; 41. a fixing strip; 42. a chute; 43. a T-shaped rod; 44. a roller; 45. a fixing plate; 46. brushing the board; 47. pulling a rod; 51. magnetically attracting the strip; 52. a magnetic block; 61. a positioning bar; 62. positioning a groove; 71. a water retaining cover; 81. a rain guide plate.
Detailed Description
The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a comprehensive power management device, including the management cabinet body 1, all run through on the both sides wall of the management cabinet body 1 and seted up the scavenge port 21, all bolted connection has the scavenger hood 22 on the both sides wall of the management cabinet body 1, the welding has mounting bracket 23 on the inner wall of scavenger hood 22, the inside bolted connection of mounting bracket 23 has four ventilators 24, a plurality of scavenger slots 25 have been seted up on the lateral wall of the management cabinet body 1 are kept away from to the scavenger hood 22, the inner wall welding of scavenger slot 25 has protection network 26, the inside one side of keeping away from the scavenge port 21 of scavenger hood 22 is provided with filtering mechanism 3, the inside of scavenger hood 22 is provided with clearance mechanism 4.
The scheme is adopted: through setting up the management cabinet body 1, the scavenge port 21, the ventilation hood 22, the mounting bracket 23, the ventilator 24, the air exchange groove 25, the protection network 26, filtering mechanism 3 and clearance mechanism 4, when using, the ventilator 24 that is located management cabinet body 1 one side at first communicates power supply work and discharges the heat of the inside of the management cabinet body 1 through scavenge port 21 and air exchange groove 25, the ventilator 24 that is located management cabinet body 1 opposite side communicates power supply work and inhales fresh air through air exchange groove 25 and scavenge port 21 inside the management cabinet body 1, protection network 26 can prevent that insect and dust from getting into the inside of ventilation hood 22 through air exchange groove 25 when taking a breath, can filter the air once more through setting up filtering mechanism 3, filter the fine dust impurity in the air, clearance mechanism 4 can clear up 26, can prevent that insect and dust from causing protection network 26 to block up, and then improved ventilation effect.
Referring to fig. 4, the filtering mechanism 3 includes a mounting groove 31, a through groove 32, a mounting plate 33, a mounting frame 34, a filter screen 35 and a non-woven fabric layer 36, the mounting groove 31 is provided on a side wall of the ventilation hood 22, the through groove 32 is provided on a bottom surface of the mounting groove 31 and penetrates through a side wall of the ventilation hood 22, the mounting plate 33 is movably provided inside the mounting groove 31 and is bolted to the ventilation hood 22, the mounting frame 34 is welded on the side wall of the mounting plate 33 and is movably connected to the through groove 32, the filter screen 35 is bolted to a middle portion of the mounting frame 34, and the non-woven fabric layer 36 is adhered to one end of the ventilation hood 22 away from the ventilation opening 21 through a magic tape.
Adopt above-mentioned scheme: by providing the mounting groove 31, the through groove 32, the mounting plate 33, the mounting frame 34, the filter screen 35, and the non-woven fabric layer 36, when in use, the mounting frame 34 is first inserted into the ventilation hood 22 through the through groove 32, the mounting plate 33 is inserted into the mounting groove 31 and bolted to the ventilation hood 22, the filter screen 35 can re-filter the gas introduced into the ventilation hood 22, and the non-woven fabric can prevent the electric components inside the management cabinet 1 from generating dust on the filter screen 35 due to electrostatic adsorption.
Referring to fig. 7, the cleaning mechanism 4 includes a fixing bar 41, a sliding groove 42, a T-shaped rod 43, a roller 44, a fixing plate 45, a brush plate 46 and a pulling rod 47, the fixing bar 41 is welded on the upper and lower two side walls of the ventilation hood 22, the sliding groove 42 is opened on the side wall of the fixing bar 41, the T-shaped rod 43 is movably disposed inside the sliding groove 42, the roller 44 is sleeved on the T-shaped rod 43 and movably connected inside the sliding groove 42, the fixing plate 45 is welded on one end of the two T-shaped rods 43 away from the fixing bar 41, the brush plate 46 is bolted on the side wall of the fixing plate 45 close to the ventilation hood 22, and the pulling rod 47 is welded on the side wall of the fixing plate 45 and slidably connected with the ventilation hood 22.
Adopt above-mentioned scheme: through setting up fixed strip 41, spout 42, T shape pole 43, gyro wheel 44, fixed plate 45, brush board 46 and pulling pole 47, when using, the pulling pulls pole 47 activity in the middle part of taking a breath cover 22, and fixed plate 45 follows the pulling pole 47 motion this moment, and T shape pole 43 and gyro wheel 44 are spacing to the motion of fixed plate 45 in the inside motion of spout 42, and brush board 46 follows the fixed plate 45 motion this moment and brushes except that the clearance to protection network 26, can be with being stained with the insect and the dust clearance of attaching on protection network 26.
Referring to fig. 3, a magnetic strip 51 is fixedly connected to an inner wall of the ventilation hood 22, two magnetic blocks 52 are fixedly connected to a side wall of the fixing plate 45, and the magnetic blocks 52 are magnetically engaged with the magnetic strip 51.
The scheme is adopted: through setting up magnetism and inhale strip 51 and magnetism piece 52, when using, magnetism piece 52 is inhaled the cooperation with magnetism of strip 51 magnetism, can fix fixed plate 45 on the inner wall of ventilation hood 22 with inhaling.
Referring to fig. 6 and 7, a positioning strip 61 is welded on the side wall of the ventilation hood 22, a positioning groove 62 is formed in one end of the mounting frame 34 away from the mounting plate 33, and the positioning strip 61 is in insertion fit with the positioning groove 62.
Adopt above-mentioned scheme: through setting up location strip 61 and constant head tank 62, when using, location strip 61 pegs graft with constant head tank 62 and can fix a position the restriction to the inside installing frame 34 of taking a breath cover 22, prevents that installing frame 34 from rocking.
Referring to fig. 6, a plurality of water-retaining covers 71 are welded on the side wall of the ventilation hood 22 away from the management cabinet 1, and the water-retaining covers 71 are used in cooperation with the ventilation ports 21.
Adopt above-mentioned scheme: by providing the water blocking cover 71, the water blocking cover 71 prevents rainwater from entering the interior of the ventilation cover 22 through the ventilation groove 25 when in use.
Referring to fig. 1, a rain guide plate 81 is welded to the top surface of the management cabinet 1.
The scheme is adopted: through setting up rain deflector 81, when using, rain deflector 81 can keep off the rain protection to the management cabinet body 1.
The utility model discloses a theory of operation:
when the device is used, firstly, the mounting frame 34 penetrates through the through groove 32 and is placed inside the ventilation hood 22, the mounting plate 33 enters the mounting groove 31 and is bolted with the ventilation hood 22, the ventilator 24 on one side of the management cabinet body 1 is communicated with a power supply to work during ventilation, heat inside the management cabinet body 1 is exhausted through the ventilation opening 21 and the ventilation groove 25, the ventilator 24 on the other side of the management cabinet body 1 is communicated with the power supply to work, fresh air is sucked into the management cabinet body 1 through the ventilation groove 25 and the ventilation opening 21, the protection net 26 can prevent insects and dust from entering the ventilation hood 22 through the ventilation groove 25 during ventilation, the filter net 35 can re-filter gas entering the ventilation hood 22, the non-woven fabric can prevent dust on the filter net 35 from being electrostatically adsorbed due to work of electric ventilation elements inside the management cabinet body 1, the pull rod 47 is periodically pulled to move in the middle of the ventilation hood 22, the fixing plate 45 moves along with the pull rod 47 at the moment, the T-shaped rod 43 and the roller 44 move inside the sliding groove 42 to limit the movement of the fixing plate 45, the fixing plate 46 can clean the protection net 26 along with the movement of the fixing plate, the protection net 26, the dust can clean the insects and the protection net 26, the insects and the dust, the dust can prevent the insects from entering the dust from blocking through the dust filtering groove 26, and the dust filtering cover 26, and the dust blocking can prevent the insects, and the insects.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or some technical features may be equivalently replaced without departing from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (7)

1. The utility model provides a comprehensive power management device, includes the management cabinet body (1), its characterized in that: the air exchange structure is characterized in that air exchange ports (21) are formed in two side walls of the management cabinet body (1) in a penetrating mode, air exchange covers (22) are connected to the two side walls of the management cabinet body (1) in a bolted mode, mounting frames (23) are welded to the inner walls of the air exchange covers (22), four ventilators (24) are connected to the inner portions of the mounting frames (23) in a bolted mode, a plurality of air exchange grooves (25) are formed in the side walls, away from the management cabinet body (1), of the air exchange covers (22), protective nets (26) are welded to the inner walls of the air exchange grooves (25), one side, away from the air exchange ports (21), of the air exchange covers (22) is provided with a filtering mechanism (3), and a cleaning mechanism (4) is arranged inside the air exchange covers (22).
2. The integrated power management device of claim 1, wherein: the filter mechanism (3) comprises a mounting groove (31), a through groove (32), a mounting plate (33), a mounting frame (34), a filter screen (35) and a non-woven fabric layer (36), the mounting groove (31) is arranged on the side wall of the ventilation cover (22), the through groove (32) is arranged on the bottom surface of the mounting groove (31) and penetrates through the side wall of the ventilation cover (22), the mounting plate (33) is movably arranged in the mounting groove (31) and is bolted with the ventilation cover (22), the mounting frame (34) is welded on the side wall of the mounting plate (33) and is movably connected with the through groove (32), the filter screen (35) is bolted in the middle of the mounting frame (34), and the non-woven fabric layer (36) is bonded with the ventilation cover (22) through magic tape and is far away from one end of the ventilation opening (21).
3. The integrated power management device of claim 1, wherein: the cleaning mechanism (4) comprises a fixing strip (41), a sliding groove (42), a T-shaped rod (43), a roller (44), a fixing plate (45), a brush plate (46) and a pulling rod (47), wherein the fixing strip (41) is welded on the upper side wall and the lower side wall of the ventilation cover (22), the sliding groove (42) is formed in the side wall of the fixing strip (41), the T-shaped rod (43) is movably arranged in the sliding groove (42), the roller (44) is sleeved on the T-shaped rod (43) and movably connected with the sliding groove (42), the fixing plate (45) is welded at one end, away from the fixing strip (41), of the two T-shaped rods (43), the brush plate (46) is bolted on the side wall, close to the ventilation cover (22), of the fixing plate (45), and the pulling rod (47) is welded on the side wall of the fixing plate (45) and is slidably connected with the ventilation cover (22).
4. The integrated power management device of claim 3, wherein: the ventilation hood is characterized in that a magnetic attraction strip (51) is fixedly connected to the inner wall of the ventilation hood (22), two magnetic attraction blocks (52) are fixedly connected to one side wall of the fixing plate (45), and the magnetic attraction blocks (52) are in magnetic attraction fit with the magnetic attraction strip (51).
5. The integrated power management device of claim 2, wherein: the side wall of the air exchange cover (22) is welded with a positioning strip (61), one end, far away from the mounting plate (33), of the mounting frame (34) is provided with a positioning groove (62), and the positioning strip (61) is in plug-in fit with the positioning groove (62).
6. The integrated power management device of claim 1, wherein: the side wall of the ventilation cover (22) far away from the management cabinet body (1) is welded with a plurality of water retaining covers (71), and the water retaining covers (71) are matched with the ventilation opening (21) for use.
7. The integrated power management device of claim 1, wherein: the top surface of the management cabinet body (1) is welded with a rain guide plate (81).
CN202223085777.1U 2022-11-18 2022-11-18 Integrated power supply management device Active CN218828705U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223085777.1U CN218828705U (en) 2022-11-18 2022-11-18 Integrated power supply management device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223085777.1U CN218828705U (en) 2022-11-18 2022-11-18 Integrated power supply management device

Publications (1)

Publication Number Publication Date
CN218828705U true CN218828705U (en) 2023-04-07

Family

ID=87248129

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223085777.1U Active CN218828705U (en) 2022-11-18 2022-11-18 Integrated power supply management device

Country Status (1)

Country Link
CN (1) CN218828705U (en)

Similar Documents

Publication Publication Date Title
CN111954089A (en) Ten-million optical fiber switch cabinet with dust removal function
CN218828705U (en) Integrated power supply management device
JP2001321306A (en) Vacuum cleaner
JP2011000288A (en) Mask with fan working by solar cell
CN219123723U (en) Low-voltage reactive compensation power distribution cabinet
CN115762967A (en) Outdoor transformer box
CN215427924U (en) Multi-stage air filter with different filter core body filtering structures
CN213316730U (en) Fume chamber with dustproof function
CN213991298U (en) Energy-saving electrical equipment cabinet
CN211716783U (en) Ventilation system for large building
GB2597531A (en) Cordless hybrid photovoltaic powered, wireless powered air-purifying respirator self-ventilating helmet
CN220321551U (en) Air flow generating structure for air curtain machine
CN216857611U (en) Cleaning device
CN214550697U (en) Portable protective mask
CN220832943U (en) Portable mosquito net cleaning device
CN213368287U (en) Electrical cabinet with dust removal function
CN218386366U (en) Ventilation device for transformer substation
CN217080909U (en) Hole fan
CN215175703U (en) Energy-concerving and environment-protective type new trend equipment of humidification function
CN217175948U (en) Dustproof and moistureproof treatment device for constructional engineering
CN211046056U (en) Electrodialysis power supply screen cabinet that barrier propterty is good
CN114976436B (en) Lithium battery protection device
CN211177224U (en) Novel fresh air machine
CN211930017U (en) Novel direct-current power supply distribution row cabinet
CN214478505U (en) Explosion-proof switch board that leakproofness is good

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant