CN212013254U - Novel electric automatization switch board - Google Patents
Novel electric automatization switch board Download PDFInfo
- Publication number
- CN212013254U CN212013254U CN202020614094.2U CN202020614094U CN212013254U CN 212013254 U CN212013254 U CN 212013254U CN 202020614094 U CN202020614094 U CN 202020614094U CN 212013254 U CN212013254 U CN 212013254U
- Authority
- CN
- China
- Prior art keywords
- control cabinet
- main body
- wall
- cabinet main
- switch board
- 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
Links
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses an electric automatization novel control cabinet in the technical field of control cabinets, which comprises a control cabinet main body and an element mounting plate, wherein a shunt tube is transversely and fixedly arranged at the bottom of an inner cavity of a protective shell, connecting tubes communicated with each other are arranged at the left side and the right side of the bottom of the shunt tube, a dry powder box and a material pumping pump are sequentially and fixedly arranged at the top of a transverse bracket at the left side from left to right, an air exhauster and a refrigeration box are sequentially and fixedly arranged at the top of a transverse bracket at the right side from left to right, T-shaped through holes communicated with the inner cavity of the control cabinet main body are arranged at the left side and the right side of the control cabinet main body, the utility model can quickly cool the inside of the control cabinet main body through the matching of a thermoelectric refrigeration sheet, the air exhauster, the shunt tube, the connecting tubes and the nozzles, and, simultaneously still possess outstanding anticorrosive, waterproof and dustproof performance, adapt to outdoor use, life is high.
Description
Technical Field
The utility model relates to a switch board technical field specifically is a novel switch board of electric automatization.
Background
The control cabinet is formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the requirements of electrical wiring, the arrangement of the control cabinet meets the requirements of normal operation of a power system, the control cabinet is convenient to overhaul and does not endanger the safety of human bodies and surrounding equipment, a circuit can be switched on or switched off by a manual or automatic switch in normal operation, the circuit is switched off or an alarm is given by the protective electrical appliances in fault or abnormal operation, various parameters in operation can be displayed by the measuring instruments, certain electrical parameters can be adjusted, and the prompting or signal sending is carried out on the condition deviating from the normal working state.
The novel switch board fire proofness of current electric automatization is relatively poor, and the internal portion intensity of a fire of the unable timely control cabinet spreads, and the thermal diffusivity is relatively poor, is difficult to discharge the heat that the internal distributing of cabinet, leads to the component temperature too high easily, has the hidden danger of taking place the conflagration, for this reason, we provide a novel switch board of electric automatization.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel switch board of electric automatization to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a novel electric automation control cabinet comprises a control cabinet main body and element mounting plates, wherein the element mounting plates are provided with a plurality of groups, the element mounting plates are transversely fixed in the control cabinet main body at equal intervals, a protective shell is fixedly arranged at the top of the control cabinet main body, a shunt tube is transversely and fixedly arranged at the bottom of an inner cavity of the protective shell, the left side and the right side of the bottom of the shunt tube are respectively provided with a communicated connecting tube, the bottom end of the connecting tube sequentially penetrates through the bottom of the protective shell and the top of the control cabinet main body and is fixed with the inner wall of the bottom of the control cabinet main body, nozzles are uniformly and equidistantly arranged at one opposite side of the two groups of connecting tubes, transverse brackets are fixedly arranged at the inner walls of the left side and the right side of the protective shell and are positioned above the shunt tube, a dry, the utility model discloses a refrigerator, including pump, refrigeration case, air exhauster, air pump output, and the horizontal support top in right side is provided with the conveying pipeline, and the conveying pipeline other end and shunt tubes top intercommunication, the horizontal support top in right side is from a left side to the right side fixed air exhauster and the refrigeration case of being provided with in proper order, and evenly is provided with the thermoelectric refrigeration piece in the refrigeration case, the air exhauster input passes through pipeline and refrigeration case intercommunication, the air exhauster output is provided with defeated tuber pipe, and defeated tuber pipe other end and shunt tubes top intercommunication, is provided with solenoid valve one in the conveying pipeline, is provided with solenoid valve two in the defeated tuber pipe, the T shape through-hole that is linked together with switch board main part inner chamber is.
Further, the inner wall of the top of the control cabinet main body is sequentially provided with a temperature sensor and a smoke sensor from left to right, the top of the outer wall of the left side of the control cabinet main body is provided with an alarm, and the top of the outer wall of the rear side of the control cabinet main body is provided with a PLC (programmable logic controller).
Further, PLC controller electrical output connects central processing unit, central processing unit electrical output connects the siren, the equal electrical output of temperature sensor and smoke transducer connects central processing unit, central processing unit electrical output connection thermoelectric refrigeration piece, solenoid valve one, solenoid valve two, air exhauster and material pump respectively.
Further, the switch board main part includes the heat absorption sheet layer, heat absorption sheet layer outer wall is provided with back up coat one, back up coat one outer wall is provided with the heat-conducting layer, the heat-conducting layer outer wall is provided with back up coat two, the back up coat outer wall is provided with the heat dissipation sheet layer, heat dissipation sheet layer outer wall is provided with anticorrosive coating.
Furthermore, the left side and the right side of the control cabinet main body are symmetrically and obliquely provided with baffle plates matched with the T-shaped through holes.
Furthermore, an observation window is arranged on the cabinet door close to the top, and a door lock and a handle are arranged on the rear side of the cabinet door.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model monitors the temperature in the control cabinet main body in real time through the temperature sensor, monitors the working condition of the control cabinet main body in real time through the smoke sensor, when the temperature is too high, the temperature in the control cabinet main body is quickly reduced through the matching of the thermoelectric refrigeration piece, the exhaust fan, the flow dividing pipe, the connecting pipe and the nozzle, and the control cabinet main body is simultaneously provided with a heat absorption plate layer, a reinforcing layer I, a heat conduction layer, a reinforcing layer II and a heat dissipation plate layer, when the exhaust fan or the thermoelectric refrigerating sheet is damaged, the heat-radiating cooling device still can play a good role in heat radiation and cooling, has the effect of a backup heat-radiating device, when the interior of the control cabinet is on fire, the dry powder box, the material pumping pump, the flow dividing pipe, the connecting pipe and the nozzle are matched to quickly extinguish the fire in the control cabinet main body, so that the fire spreading is avoided, the economic loss is reduced as much as possible, simultaneously still possess outstanding anticorrosive, waterproof and dustproof performance, adapt to outdoor use, life is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the present invention;
fig. 3 is a schematic diagram of the main structure of the control cabinet of the present invention.
In the figure: 1. a control cabinet main body; 101. a heat absorbing sheet layer; 102. a first reinforcing layer; 103. a heat conductive layer; 104. a second reinforcing layer; 105. a heat-dissipating sheet layer; 106. an anti-corrosion coating; 2. an element mounting plate; 3. a protective shell; 4. a connecting pipe; 5. a shunt tube; 6. a dry powder box; 7. a material pumping pump; 8. a first electromagnetic valve; 9. a thermoelectric refrigeration chip; 10. an exhaust fan; 11. a second electromagnetic valve; 12. a temperature sensor; 13. a smoke sensor; 14. a PLC controller; 15. an alarm; 16. a filter plate; 17. a baffle plate; 18. a cabinet door; 19. an observation window; 20. a door lock; 21. a central processing unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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. 1-3, the present invention provides a technical solution: a novel electric automation control cabinet, please refer to fig. 1, comprises a control cabinet main body 1 and element mounting plates 2, the element mounting plates 2 are provided with a plurality of groups, and the plurality of groups of element mounting plates 2 are transversely fixed in the control cabinet main body 1 at equal intervals, the element mounting plates 2 are uniformly provided with through holes for facilitating the circulation of internal air, the electric elements in the utility model can be connected with an external power supply through wires;
referring to fig. 1, a protective shell 3 is fixedly arranged at the top of a control cabinet main body 1, the protective shell 3 is welded at the top of the control cabinet main body 1, and a shell cover (not shown in the figure) is arranged at the front side of the protective shell 3 for the convenience of maintaining the inside of the protective shell 3;
referring to fig. 1, a shunt tube 5 is transversely and fixedly arranged at the bottom of an inner cavity of a protective shell 3, the left end and the right end of the shunt tube 5 are both closed, connecting tubes 4 communicated with each other are arranged on the left side and the right side of the bottom of the shunt tube 5, the bottom ends of the connecting tubes 4 are closed, the bottom ends of the connecting tubes 4 sequentially penetrate through the bottom of the protective shell 3 and the top of a control cabinet main body 1 and are fixed with the inner wall of the bottom of the control cabinet main body 1, nozzles are uniformly arranged on one opposite sides of two groups of connecting tubes;
referring to fig. 1, the inner walls of the left and right sides of the protective shell 3 are fixedly provided with transverse supports, the transverse supports play a role in mounting and supporting a structure, the transverse supports are located above the shunt tubes 5, the top of the transverse support on the left side is fixedly provided with a dry powder box 6 and a material pumping pump 7 from left to right in sequence, the dry powder box 6 is used for storing dry powder for fire extinguishing and is provided with a box cover (not shown in the figure), the input end of the material pumping pump 7 is communicated with the dry powder box 6 through a pipeline, the output end of the material pumping pump 7 is provided with a material conveying pipe, the other end of the material conveying pipe is communicated with the top of the shunt tubes 5, the material pumping pump 7 pumps the dry powder in the dry powder box 6 into the shunt tubes 5, and then the;
referring to fig. 1, an exhaust fan 10 and a refrigeration box are fixedly arranged on the top of a right-side transverse support from left to right in sequence, a thermoelectric refrigeration sheet 9 is uniformly arranged in the refrigeration box, the thermoelectric refrigeration sheet 9 is electrified to generate cold air, the application in the field is wide, detailed description is omitted, the input end of the exhaust fan 10 is communicated with the refrigeration box through a pipeline, the output end of the exhaust fan 10 is provided with an air delivery pipe, the other end of the air delivery pipe is communicated with the top of a shunt pipe 5, the exhaust fan 10 extracts the cold air generated by the thermoelectric refrigeration sheet 9 into the shunt pipe 5, and then the cold air is sequentially transmitted into a left-side connecting pipe 4 and a right;
referring to fig. 1, a first electromagnetic valve 8 is arranged in the material conveying pipe, a second electromagnetic valve 11, a first electromagnetic valve 8 and a second electromagnetic valve 11 are arranged in the material conveying pipe, when fire is extinguished, the second electromagnetic valve 11 is closed, the first electromagnetic valve 8 is opened, when the temperature is reduced, the second electromagnetic valve 11 is opened, the first electromagnetic valve 8 is closed, and dry powder or cold air is prevented from entering the material conveying pipe;
referring to fig. 1, T-shaped through holes communicated with the inner cavity of the control cabinet body 1 are formed on the left side and the right side of the control cabinet body 1, matched filter plates 16 are fixedly arranged at the hole openings of the T-shaped through holes, the filter plates 16 are fixed in the T-shaped through holes in a screw manner, so that the filter plates 16 are convenient to disassemble or maintain after long-term use, and external dust and the like are prevented from entering the filter plates 16;
referring to fig. 1, a door 18 is hinged to the right end of the front side of the control cabinet body 1, and the door 18 is widely used in the art, and the structure and principle of the door are well known to those skilled in the art and will not be described in detail herein.
As shown in fig. 1: the inner wall of the top of the control cabinet main body 1 is sequentially provided with a temperature sensor 12 and a smoke sensor 13 from left to right, the temperature sensor 12 and the smoke sensor 13 are widely applied in the field, a plurality of mature products are available on the market, and the temperature sensor 12 and the smoke sensor 13 can be flexibly selected by a person skilled in the art according to actual conditions and are not detailed herein, the top of the outer wall of the left side of the control cabinet main body 1 is provided with an alarm 15, the top of the outer wall of the rear side of the control cabinet main body 1 is provided with a PLC (programmable logic controller) 14 (not shown in the figure), the PLC 14 is XM-I35;
as shown in fig. 2: the PLC 14 is electrically connected with the central processor 21, the central processor 21 is electrically connected with the alarm 15, the temperature sensor 12 and the smoke sensor 13 are both electrically connected with the central processor 21, the central processor 21 is respectively electrically connected with the thermoelectric refrigerating sheet 9, the first electromagnetic valve 8, the second electromagnetic valve 11, the exhaust fan 10 and the material pumping pump 7, data are set through the PLC 14, when the temperature control cabinet is used, the inside of the main body 1 of the control cabinet is monitored in real time through the temperature sensor 12 and the smoke sensor 13, when the temperature sensor 12 senses that the temperature inside the main body 1 of the control cabinet is overhigh, an instruction is sent to the central processor 21, the central processor 21 transmits a signal to the thermoelectric refrigerating sheet 9, the second electromagnetic valve 11 and the exhaust fan 10, the thermoelectric refrigerating sheet 9, the second electromagnetic valve 11 and the exhaust fan 10 are opened, the thermoelectric refrigerating sheet 9 generates cold air when being electrified, the exhaust fan 10 pumps the generated cold air, the dry powder is transmitted to the connecting pipe 4 and sprayed out through the nozzle to cool the interior of the control cabinet main body 1, when a fire disaster occurs in the interior of the control cabinet main body 1, the smoke sensor 13 detects the fire disaster, the smoke sensor 13 transmits a signal to the central processing unit 21, the central processing unit 21 transmits the signal to the pumping pump 7 and the first electromagnetic valve 8, the pumping pump 7 and the first electromagnetic valve 8 are opened, the pumping pump 7 pumps the dry powder in the dry powder box 6 to the shunt pipe 5, the dry powder is transmitted to the connecting pipe 4 and sprayed out through the nozzle to extinguish the fire in the control cabinet main body 1, meanwhile, the central processing unit 21 sends an alarm instruction to the alarm 15, and the alarm 15 sounds to remind people of the occurrence of the fire disaster;
as shown in fig. 3: the control cabinet main body 1 comprises a heat absorption plate layer 101, a first reinforcing layer 102 is arranged on the outer wall of the heat absorption plate layer 101, a heat conduction layer 103 is arranged on the outer wall of the first reinforcing layer 102, a second reinforcing layer 104 is arranged on the outer wall of the heat conduction layer 103, a heat dissipation plate layer 105 is arranged on the outer wall of the second reinforcing layer 104, an anti-corrosion coating 106 is arranged on the outer wall of the heat dissipation plate layer 105, the heat absorption plate layer 101 can guide the control cabinet main body 1 outwards to the heat conduction layer 103 and then dissipate the heat to the heat conduction layer 103 through the heat dissipation plate layer 105, the effect of a backup heat dissipation device is achieved, the influence on heat dissipation operation when an internal exhaust fan 10 is damaged is avoided, the heat absorption plate layer 101, the heat dissipation plate layer 105 and the heat conduction plate layer 103 are widely applied in the field and are not detailed in detail, the first reinforcing layer 102, the corrosion-resistant coating 106 can be made of aluminum or zinc, but is not limited to these materials, and the specific material can be determined according to actual needs;
as shown in fig. 1: baffles 17 matched with the T-shaped through holes are symmetrically and obliquely arranged on the left side and the right side of the control cabinet main body 1, the baffles 17 are fixed on the outer wall of the control cabinet main body 1 in a screw or bolt mode, and the baffles 17 play a role of keeping off rain to prevent rainwater or external liquid from entering the control cabinet main body 1 through the T-shaped through holes;
as shown in fig. 1: the observation window 19 is arranged on the top of the cabinet door 18, the observation window 19 is convenient for a user to observe the internal condition of the control cabinet main body 1, the door lock 20 and the handle are arranged on the rear side of the cabinet door 18, the door lock 20 is used for tightly fixing the cabinet door 18 and the control cabinet main body 1 and preventing non-user persons from opening, the door lock 20 is widely applied in the field, the structure and the principle of the door lock are well known by the technical personnel in the field, the door lock can be flexibly selected by the technical personnel in the field, detailed description is omitted, and the handle is not shown in the figure and is used for the user to manually close or open.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel switch board of electric automatization, includes switch board main part (1) and component mounting panel (2), component mounting panel (2) are provided with the multiunit, and the multiunit the impartial distance horizontal fixation of component mounting panel (2) is in switch board main part (1), its characterized in that: the powder spraying device is characterized in that a protective shell (3) is fixedly arranged at the top of the control cabinet main body (1), a shunt tube (5) is transversely and fixedly arranged at the bottom of an inner cavity of the protective shell (3), connecting tubes (4) communicated with each other are arranged on the left side and the right side of the bottom of the shunt tube (5), the bottom end of each connecting tube (4) sequentially penetrates through the bottom of the protective shell (3) and the top of the control cabinet main body (1) and is fixed with the inner wall of the bottom of the control cabinet main body (1), nozzles are uniformly arranged on one opposite side of the two groups of connecting tubes (4) at equal intervals, transverse supports are fixedly arranged on the inner walls of the left side and the right side of the protective shell (3) and are positioned above the shunt tube (5), a dry powder box (6) and a pumping pump (7) are sequentially and fixedly arranged at the top of the transverse support on the, and the conveying pipeline other end and shunt tubes (5) top intercommunication, the horizontal support top in right side is from a left side to the right side fixed air exhauster (10) and the refrigeration case of being provided with in proper order, and evenly is provided with thermoelectric refrigeration piece (9) in the refrigeration case, pipeline and refrigeration case intercommunication are passed through to air exhauster (10) input, air exhauster (10) output is provided with the defeated tuber pipe, and the defeated tuber pipe other end and shunt tubes (5) top intercommunication, is provided with solenoid valve (8) in the conveying pipeline, is provided with solenoid valve two (11) in the defeated tuber pipe, the T shape through-hole that is linked together with switch board main part (1) inner chamber is all seted up on the left and right sides of switch board main part (1), and T shape through-hole department is fixed and is provided with assorted filter (16), switch board main part (.
2. The novel electric automation control cabinet of claim 1, characterized in that: the inner wall of the top of the control cabinet body (1) is sequentially provided with a temperature sensor (12) and a smoke sensor (13) from left to right, the top of the outer wall of the left side of the control cabinet body (1) is provided with an alarm (15), and the top of the outer wall of the rear side of the control cabinet body (1) is provided with a PLC (programmable logic controller) (14).
3. The novel electric automation control cabinet of claim 2, characterized in that: PLC controller (14) electrical output connects central processing unit (21), central processing unit (21) electrical output connects siren (15), equal electrical output of temperature sensor (12) and smoke transducer (13) connects central processing unit (21), central processing unit (21) electrical output connects thermoelectric refrigeration piece (9), solenoid valve (8), solenoid valve two (11), air exhauster (10) and material pump (7) respectively.
4. The novel electric automation control cabinet of claim 1, characterized in that: the control cabinet main body (1) comprises a heat absorption plate layer (101), the outer wall of the heat absorption plate layer (101) is provided with a first reinforcing layer (102), the outer wall of the first reinforcing layer (102) is provided with a heat conduction layer (103), the outer wall of the heat conduction layer (103) is provided with a second reinforcing layer (104), the outer wall of the second reinforcing layer (104) is provided with a heat dissipation plate layer (105), and the outer wall of the heat dissipation plate layer (105) is provided with an anti-corrosion coating (106).
5. The novel electric automation control cabinet of claim 1, characterized in that: the left side and the right side of the control cabinet main body (1) are symmetrically and obliquely provided with baffles (17) matched with the T-shaped through holes.
6. The novel electric automation control cabinet of claim 1, characterized in that: an observation window (19) is arranged on the cabinet door (18) close to the top, and a door lock (20) and a handle are arranged on the rear side of the cabinet door (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020614094.2U CN212013254U (en) | 2020-04-22 | 2020-04-22 | Novel electric automatization switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020614094.2U CN212013254U (en) | 2020-04-22 | 2020-04-22 | Novel electric automatization switch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212013254U true CN212013254U (en) | 2020-11-24 |
Family
ID=73416513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020614094.2U Active CN212013254U (en) | 2020-04-22 | 2020-04-22 | Novel electric automatization switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212013254U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112546496A (en) * | 2020-12-28 | 2021-03-26 | 刘祎斌 | Mechanical automation controlgear |
| CN112822888A (en) * | 2020-12-31 | 2021-05-18 | 安徽海兴科技设备有限公司 | Strong heat dissipation water inlet prevention cabinet |
| CN113078004A (en) * | 2021-03-29 | 2021-07-06 | 张璐 | High-speed server heat dissipation cabinet and heat dissipation method thereof |
| CN113559441A (en) * | 2021-07-21 | 2021-10-29 | 扬州工业职业技术学院 | High-safety electrical control cabinet with fire extinguishing function |
| CN114140935A (en) * | 2021-10-22 | 2022-03-04 | 韩金娥 | Wireless remote transmission prepayment ammeter |
-
2020
- 2020-04-22 CN CN202020614094.2U patent/CN212013254U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112546496A (en) * | 2020-12-28 | 2021-03-26 | 刘祎斌 | Mechanical automation controlgear |
| CN112822888A (en) * | 2020-12-31 | 2021-05-18 | 安徽海兴科技设备有限公司 | Strong heat dissipation water inlet prevention cabinet |
| CN113078004A (en) * | 2021-03-29 | 2021-07-06 | 张璐 | High-speed server heat dissipation cabinet and heat dissipation method thereof |
| CN113078004B (en) * | 2021-03-29 | 2023-02-07 | 沈阳奥迅科技有限公司 | High-speed server heat dissipation cabinet and heat dissipation method thereof |
| CN113559441A (en) * | 2021-07-21 | 2021-10-29 | 扬州工业职业技术学院 | High-safety electrical control cabinet with fire extinguishing function |
| CN114140935A (en) * | 2021-10-22 | 2022-03-04 | 韩金娥 | Wireless remote transmission prepayment ammeter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212013254U (en) | Novel electric automatization switch board | |
| CN211047676U (en) | Good heat dissipation's server rack | |
| CN110049658A (en) | A kind of power transformation operation maintenance integral control cabinet | |
| CN215345627U (en) | Dustproof heat dissipation indoor communication rack | |
| CN219086514U (en) | Separate fire-retardant type electrical control cabinet | |
| CN110707570A (en) | Electric power electrical control cabinet convenient to remote monitoring | |
| CN209088345U (en) | A kind of safe molding box change cabinet equipment for the noise reduction that radiates | |
| CN217961059U (en) | Modularized perfluorohexanone energy storage container fire-fighting equipment | |
| CN210866900U (en) | Explosion-proof distribution box with explosion-proof function | |
| CN215185345U (en) | Block terminal for electrical engineering | |
| CN213280491U (en) | Wall-mounted power box capable of radiating in multiple modes | |
| CN210468551U (en) | Intelligent protection power distribution cabinet | |
| CN114512904A (en) | Energy storage cabinet | |
| CN210898119U (en) | Distribution automation protection device | |
| CN213126919U (en) | Network cabinet with refrigeration and fire extinguishing functions | |
| CN213363866U (en) | Fire-fighting equipment power supply monitoring | |
| CN216855560U (en) | Communication cabinet with fire-fighting function | |
| CN213879003U (en) | Heat radiation structure for electrical control cabinet | |
| CN219917971U (en) | Protective power distribution device | |
| CN211182916U (en) | Building electrical energy-saving early warning device | |
| CN220632818U (en) | Safety type monitoring equipment | |
| CN217789163U (en) | Low-voltage draw-out type switch cabinet with protection function | |
| CN219630487U (en) | Emergency fire-fighting system capable of selling electricity | |
| CN219394170U (en) | Outdoor liquid cooling energy storage cabinet | |
| CN216413558U (en) | Intelligent high-low voltage distribution box based on internet of things |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |