CN214046232U - High tension switchgear with monitoring effect - Google Patents
High tension switchgear with monitoring effect Download PDFInfo
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- CN214046232U CN214046232U CN202022723824.5U CN202022723824U CN214046232U CN 214046232 U CN214046232 U CN 214046232U CN 202022723824 U CN202022723824 U CN 202022723824U CN 214046232 U CN214046232 U CN 214046232U
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Abstract
The utility model belongs to the technical field of high-voltage switch cabinets, in particular to a high-voltage switch cabinet with monitoring effect, which comprises a cabinet body, a water tank is fixedly connected on the right side of the cabinet body, a second exhaust fan is installed on the outer wall of a cold air inlet pipe extending to the upper part of the water tank, a solenoid valve is installed on the outer side wall of a first outlet pipe, a temperature sensor is installed on the top end inside the cabinet body, a second controller is installed on the left side of a protective sealing outer box, a combustible gas detector and a first controller are sequentially installed on the right side of the protective sealing outer box from top to bottom, thereby achieving the purposes of conveniently automatically detecting the interior of the cabinet body and controlling the heat dissipation, preventing the combustible gas from entering the interior of the cabinet body, avoiding the combustible gas from entering the cabinet body to generate combustion and explosion problems, simultaneously protecting the protective sealing outer box plays a role in protecting the cabinet body, and is convenient for automatically detecting and increasing the temperature of the normal operation in the cabinet body, and when the cabinet body dissipates heat, the moisture in the air is prevented from entering the cabinet body.
Description
Technical Field
The utility model relates to a high tension switchgear technical field, concretely relates to high tension switchgear with monitoring effect.
Background
The high-voltage switch cabinet is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and plays roles of on-off, control or protection and the like, the high-voltage switch cabinet is used as an electric appliance product with the voltage grade of 3.6-550 kV, a high-voltage isolating switch, a grounding switch, a high-voltage load switch, a high-voltage automatic reclosing and sectioning device, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a high-voltage switch cabinet and the like.
The high tension switchgear that has monitoring effect that has now, can not detect the gas around the cabinet body and prevent combustible gas to enter into the inside of the cabinet body when the internal automated inspection of cabinet and control are radiating, and then the problem of easy emergence burning and explosion when combustible gas gets into the cabinet is internal, and can not automated inspection and heat up the internal normal operating of cabinet, the internal temperature of cabinet is crossed low and is influenced the normal operating of the cabinet body easily, and can not dry the moisture in the air when the internal heat dissipation of cabinet.
SUMMERY OF THE UTILITY MODEL
For solving the problem that provides in the above-mentioned background art, the utility model provides a high tension switchgear with monitoring effect has the inside that stops combustible gas to enter into the cabinet body when convenient to internal automated inspection of cabinet and control radiating, avoids combustible gas to get into the internal problem that takes place burning and explosion of cabinet, the sealed outer container of protection plays the guard action to the cabinet body simultaneously to make things convenient for automated inspection and heat the internal normal operating of cabinet, and to the internal moisture of avoiding in the air to enter into the internal characteristics of cabinet when dispelling the heat of cabinet.
In order to achieve the above object, the utility model provides a following technical scheme: a high-voltage switch cabinet with a monitoring effect comprises a cabinet body, wherein two fixed columns are fixedly connected to the upper end and the lower end of the cabinet body, a protective sealing outer box is fixedly connected to the outer side walls of the four fixed columns, a hole plate is fixedly connected to the inside of the cabinet body, a water tank is fixedly connected to the right side of the cabinet body, cooling water is contained in the water tank, a cold air inlet pipe penetrates through the upper end face of the water tank, the other end of the cold air inlet pipe penetrates through the cabinet body and is fixedly connected with the left side of the inside of the cabinet body, one end, extending into the cabinet body, of the cold air inlet pipe penetrates through and is provided with a plurality of air inlets and is positioned below the hole plate, a second exhaust fan is installed on the outer wall, extending to the upper part of the water tank, a circulating pipe is communicated with the right side of the water tank, and a circulating pump and a cooler are sequentially installed on the outer side wall of the circulating pipe from top to bottom, the upper end face of the cabinet body is communicated with a first air outlet pipe, the upper end of the first air outlet pipe penetrates through the protective sealing outer box and extends to the upper portion of the protective sealing outer box, an electromagnetic valve is mounted on the outer side wall of the first air outlet pipe, a temperature sensor is mounted at the top end of the interior of the cabinet body, a second controller is mounted on the left side of the protective sealing outer box, the temperature sensor, the second controller, a second exhaust fan and the electromagnetic valve are electrically connected, a combustible gas detector and a first controller are sequentially mounted on the right side of the protective sealing outer box from top to bottom, the first controller is located above the water tank, and the combustible gas detector, the first controller, the electromagnetic valve and the second exhaust fan are electrically connected;
the left side of the cabinet body is communicated with a hot air inlet pipe, the left end of the hot air inlet pipe penetrates through the protective sealing outer box and extends to the left side of the protective sealing outer box, a hot air blower is mounted on the outer side wall of the hot air inlet pipe, and the hot air blower, the temperature sensor and the second controller are electrically connected;
the upper end face fixedly connected with of water tank handles the case, it is located the below of first controller to handle the case, the inside fixedly connected with filter of handling the case, the filter is located the top of cold wind intake pipe, the up end swing joint of filter has the drier.
In order to filter impurity and dust that carry in the air, avoid the internal radiating air of suction cabinet to carry impurity and dust and enter into the internal, conduct the utility model relates to a high tension switchgear with monitoring effect is preferred, the embedding of the up end middle part of handling the case is provided with the dirt board.
In order to control buzzer siren and send out the police dispatch newspaper, the alarm sound of sending conveniently reminds the staff to discharge the processing to the gas of surrounding environment, as the utility model relates to a high tension switchgear is preferred with monitoring effect, buzzer siren is installed to the up end of the sealed outer container of protection, buzzer siren is located the right side of first outlet duct, be electric connection between combustible gas detector, first controller and the buzzer siren.
In order to take the internal gas of cabinet out the sealed outer container of protection fast outside, further play the guard action to the operation of the internal of cabinet, do the utility model relates to a high tension switchgear is preferred with monitoring effect, the left side intercommunication of the cabinet body has the second outlet duct, the left end of second outlet duct runs through the sealed outer container of protection and extends to the left side of the sealed outer container of protection, first air exhauster is installed to the lateral wall of second outlet duct, be electric connection between first air exhauster, combustible gas detector and the first controller.
In order to add water in the water tank conveniently, as the utility model relates to a high tension switchgear with monitoring effect is preferred, the right side intercommunication of water tank has the filler pipe, the filler pipe is located the top of circulating pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the high-voltage switch cabinet with the monitoring effect comprises a temperature sensor, a second controller, a second exhaust fan, an electromagnetic valve, a circulating pump, a cooler, a first exhaust fan, a first exhaust pipe, a second exhaust fan, a second electromagnetic valve, a circulating pump, a circulating pipe, a cooler, a first air outlet pipe, a first controller, a first exhaust pipe, a second exhaust fan, a second electromagnetic valve, a first exhaust pipe, a second exhaust fan, a second exhaust pipe, a second electromagnetic valve, a second exhaust pipe, a second electromagnetic valve, a second exhaust pipe, a second electromagnetic valve, a second exhaust pipe, a second, combustible gas is prevented from entering the cabinet body, the problems of combustion and explosion of the combustible gas entering the cabinet body are avoided, and meanwhile, the cabinet body is protected by the protective sealing outer box;
2. when the temperature of the external environment is too low, the temperature in the cabinet body is easy to reduce, when the temperature in the cabinet body is lower than minus ten degrees, the temperature sensor transmits the detected information to the second controller, the second controller controls the hot air blower to be started, the generated hot air enters the cabinet body through the hot air inlet pipe, the temperature of the product in the cabinet body is increased, and then the temperature in the cabinet body is conveniently and automatically detected and the normal operation in the cabinet body is increased when the temperature in the cabinet body is lower than minus ten degrees;
3. this kind of high tension switchgear with monitoring effect, when dispelling the heat to the internal electrical components of cabinet, the internal gas of suction cabinet is conveniently dried the hydrone in the air through the drier, moisture enters into the cabinet body when avoiding dispelling the heat to the internal heat of cabinet, thereby reached convenient internal automated inspection of cabinet and control radiating while prevent combustible gas to enter into the inside of the cabinet body, avoid combustible gas to get into the problem that the internal emergence of cabinet was burnt and exploded, the sealed outer container of protection plays the guard action to the cabinet body simultaneously, and make things convenient for automated inspection and heat the internal normal operating of cabinet, and to avoid moisture in the air to enter into the cabinet body when dispelling the heat to the internal heat of cabinet.
To sum up, this kind of high tension switchgear with monitoring effect has the inside that stops combustible gas to enter into the cabinet body when convenient to internal automated inspection of cabinet and control heat dissipation, avoids combustible gas to get into the internal problem that takes place to burn and explode of cabinet, and the sealed outer container of protection plays the guard action to the cabinet body simultaneously to make things convenient for automated inspection and heat the internal normal operating of cabinet, and avoid the moisture in the air to enter into the internal characteristics of cabinet when dispelling the heat to the internal cabinet.
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 structural diagram of a high-voltage switch cabinet with monitoring effect according to the present invention;
fig. 2 is a sectional view of a high voltage switch cabinet with monitoring effect according to the present invention;
FIG. 3 is a structural view of the cold air inlet pipe of the present invention;
fig. 4 is a structural view of the hole plate of the present invention.
In the figure, 1, a cabinet body; 101. a hole plate; 102. a first air outlet pipe; 103. an electromagnetic valve; 104. a second air outlet pipe; 105. a first exhaust fan; 2. protecting and sealing the outer box; 201. fixing a column; 3. a water tank; 301. cooling water; 302. a circulation pipe; 303. a cooler; 304. a circulation pump; 305. a water feeding pipe; 306. a cold air inlet pipe; 307. an air inlet; 308. a second exhaust fan; 4. a treatment tank; 401. a filter plate; 402. a desiccant; 403. a dust filter plate; 5. a combustible gas detector; 501. a first controller; 502. a buzzer alarm; 6. a temperature sensor; 601. a second controller; 7. a hot air inlet pipe; 701. a hot air blower.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-4, the present invention provides the following technical solutions: a high-voltage switch cabinet with a monitoring effect comprises a cabinet body 1, wherein two fixing columns 201 are fixedly connected to the upper end and the lower end of the cabinet body 1, the outer side walls of the four fixing columns 201 are fixedly connected with a protective sealed outer box 2, a hole plate 101 is fixedly connected to the inside of the cabinet body 1, a water tank 3 is fixedly connected to the right side of the cabinet body 1, cooling water 301 is contained in the water tank 3, the upper end face of the water tank 3 is connected with a cold air inlet pipe 306 in a penetrating manner, the other end of the cold air inlet pipe 306 penetrates through the cabinet body 1 and is fixedly connected with the left side of the inside of the cabinet body 1, one end, extending into the cabinet body 1, of the cold air inlet pipe 306 is provided with a plurality of air inlet holes 307 in a penetrating manner and is positioned below the hole plate 101, a second exhaust fan 308 is installed on the outer wall, extending to the upper side of the water, the upper end face of the cabinet body 1 is communicated with a first air outlet pipe 102, the upper end of the first air outlet pipe 102 penetrates through the protective sealed outer box 2 and extends to the upper part of the protective sealed outer box 2, an electromagnetic valve 103 is installed on the outer side wall of the first air outlet pipe 102, a temperature sensor 6 is installed at the top end of the interior of the cabinet body 1, a second controller 601 is installed on the left side of the protective sealed outer box 2, the temperature sensor 6, the second controller 601, a second exhaust fan 308 and the electromagnetic valve 103 are electrically connected, a combustible gas detector 5 and a first controller 501 are sequentially installed on the right side of the protective sealed outer box 2 from top to bottom, the first controller 501 is located above the water tank 3, and the combustible gas detector 5, the first controller 501, the electromagnetic valve 103 and the second exhaust fan 308 are electrically connected;
a hot air inlet pipe 7 is communicated with the left side of the cabinet body 1, the left end of the hot air inlet pipe 7 penetrates through the protective sealed outer box 2 and extends to the left side of the protective sealed outer box 2, a hot air blower 701 is installed on the outer side wall of the hot air inlet pipe 7, and the hot air blower 701, the temperature sensor 6 and the second controller 601 are electrically connected;
case 4 is handled to the up end fixedly connected with of water tank 3, handles the below that case 4 is located first controller 501, handles the inside fixedly connected with filter 401 of case 4, and filter 401 is located the top of cold wind intake pipe 306, and filter 401's up end swing joint has drier 402.
In this embodiment: the type of the temperature sensor 6 is: YCHSM-100, the model number of the second controller 601 is: tc-05b, the first controller 501 may be of the MAM-330 type, and the second suction fan 308 of the type: CZ-TD550W, the model number of hot air blower 701 is: SK, when the temperature in the cabinet 1 is higher than forty degrees, the temperature sensor 6 will detect the information to the second controller 601, the second controller 601 will control the second exhaust fan 308 to start and the electromagnetic valve 103 to open, the cooling water 301 in the water tank 3 will be pumped into the circulating pipe 302 by the circulating pump 304 and will be cooled by the cooler 303, the cooling water 301 in the water tank 3 will always be cooled, the second exhaust fan 308 will pump the outside air into the cold air intake pipe 306, the cooling water 301 will cool the gas, the cooled gas will enter the cabinet 1 through the plurality of air inlet holes 307, the hot air in the cabinet 1 will be delivered to the outside of the cabinet 1 through the first air outlet pipe 102, the electrical components in the cabinet 1 will be cooled, when the gas around the cabinet 1 contains combustible gas, the combustible gas detector 5 will detect the information to the first controller 501, the first controller 501 controls the second exhaust fan 308 and the electromagnetic valve 103 to be closed simultaneously in the heat dissipation process, so that the combustible gas is prevented from entering the cabinet body 1, the problems of combustion and explosion of the combustible gas entering the cabinet body 1 are avoided, and meanwhile, the protective sealed outer box 2 plays a role in protecting the cabinet body 1;
when the temperature of the external environment is too low, the temperature in the cabinet body 1 is easy to reduce, when the temperature in the cabinet body 1 is lower than minus ten degrees, the temperature sensor 6 transmits the detected information to the second controller 601, the second controller 601 controls the hot air blower 701 to be started, the generated hot air enters the cabinet body 1 through the hot air inlet pipe 7 to heat the temperature in use in the cabinet body 1, and then when the temperature in the cabinet body 1 is lower than minus ten degrees, the temperature is convenient to automatically detect and heat the normal operation in the cabinet body 1;
when dispelling the heat to the electrical components of the internal 1 cabinet, the gaseous hydrone in the convenient air of passing through drying agent 402 of the internal 1 of suction cabinet is dried, moisture enters into the internal 1 cabinet when avoiding dispelling the heat to the internal 1 cabinet, thereby reached convenient internal automated inspection of cabinet 1 and control radiating while prevent combustible gas from entering into the inside of the internal 1 cabinet, avoid combustible gas to get into the internal problem of taking place burning and explosion of cabinet 1, the sealed outer container 2 of protection plays the guard action to the internal 1 cabinet, and make things convenient for automated inspection and heat the normal operating of the internal 1 cabinet, and to avoid moisture in the air to enter into the internal 1 cabinet when dispelling the heat in the internal 1 cabinet.
As a technical optimization scheme of the utility model, the embedding of the up end middle part of handling case 4 is provided with dust filter 403.
In this embodiment: when the drawn-in heat dissipation air passes through the dust filter 403, the dust filter 403 filters impurities and dust carried in the air, so as to prevent the heat dissipation air drawn into the cabinet 1 from entering the cabinet 1.
As a technical optimization scheme of the utility model, buzzer siren 502 is installed to the up end of the sealed outer container 2 of protection, and buzzer siren 502 is located the right side of first outlet duct 102, is electric connection between combustible gas detector 5, first controller 501 and the buzzer siren 502.
In this embodiment: when combustible gas is detected to exist around the cabinet body 1, the first controller 501 controls the buzzer alarm 502 to give an alarm, and the alarm sound is sent to conveniently remind a worker to discharge and process the gas in the surrounding environment.
As a technical optimization scheme, the left side intercommunication of the cabinet body 1 has second outlet duct 104, and the left end of second outlet duct 104 runs through the sealed outer container 2 of protection and extends to the left side of the sealed outer container 2 of protection, and first air exhauster 105 is installed to the lateral wall of second outlet duct 104, is electric connection between first air exhauster 105, combustible gas detector 5 and the first controller 501.
In this embodiment: when combustible gas is detected, the first exhaust fan 105 is controlled to be opened by the first controller 501 at the same time, gas in the cabinet body 1 is rapidly pumped out of the protective sealing outer box 2, and the operation in the cabinet body 1 is further protected.
As a technical optimization scheme of the utility model, the right side of the water tank 3 is communicated with a water feeding pipe 305, and the water feeding pipe 305 is positioned above the circulating pipe 302.
In this embodiment: when adding water into the water tank 3, the water source is communicated with the water adding pipe 305, and then water is added into the water tank 3, so that the effect of conveniently adding water into the water tank 3 is achieved.
The utility model discloses a theory of operation and use flow: when the temperature in the cabinet body 1 is higher than forty degrees, the temperature sensor 6 transmits detected information to the second controller 601, the second controller 601 controls the second exhaust fan 308 to be started and the electromagnetic valve 103 to be opened, the cooling water 301 in the water tank 3 is continuously pumped into the circulating pipe 302 through the circulating pump 304 and is cooled through the cooler 303 to keep the cooling water 301 in the water tank 3 in a cooling state all the time, the second exhaust fan 308 pumps outside air into the cold air inlet pipe 306, the dust filter plate 403 filters impurities and dust carried in the air when passing through the dust filter plate 403, water molecules in the air are dried through the drying agent 402, the air is cooled through the cooling water 301, the cooled air enters the cabinet body 1 through the plurality of air inlets 307, hot air in the cabinet body 1 is conveyed to the outside of the cabinet body 1 through the first air outlet pipe 102 to dissipate heat of electric elements in the cabinet body 1, when the gas around the cabinet 1 contains combustible gas, the combustible gas detector 5 transmits the detected information to the first controller 501, the first controller 501 controls the second exhaust fan 308 and the electromagnetic valve 103 in the heat dissipation process to be closed simultaneously to prevent the combustible gas from entering the cabinet 1, the first exhaust fan 105 is controlled to be opened to rapidly exhaust the gas in the cabinet 1 out of the protective sealed outer box 2, the buzzer alarm 502 is controlled to give an alarm to remind workers of discharging the gas in the surrounding environment, when the external environment temperature is too low, the temperature in the cabinet 1 is easily reduced, when the temperature in the cabinet 1 is lower than minus ten degrees, the temperature sensor 6 transmits the detected information to the second controller 601, the second controller 601 controls the hot air blower 701 to be opened, the generated hot air enters the cabinet 1 through the hot air inlet pipe 7, the temperature of the in-use product in the cabinet body 1 is increased, and when water is added to the water tank 3, the water source is communicated with the water adding pipe 305, and then water is added to the water tank 3.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a high tension switchgear with monitoring effect, includes the cabinet body (1), its characterized in that: the upper end and the lower end of the cabinet body (1) are fixedly connected with two fixing columns (201), the outer side walls of the four fixing columns (201) are fixedly connected with a protective sealing outer box (2), the inside of the cabinet body (1) is fixedly connected with a hole plate (101), the right side of the cabinet body (1) is fixedly connected with a water tank (3), cooling water (301) is contained in the water tank (3), the upper end face of the water tank (3) is connected with a cold air inlet pipe (306) in a penetrating manner, the other end of the cold air inlet pipe (306) penetrates through the cabinet body (1) and is fixedly connected with the left side of the inside of the cabinet body (1), one end of the cold air inlet pipe (306) extending into the cabinet body (1) penetrates through a plurality of air inlets (307) and is located below the hole plate (101), and a second exhaust fan (308) is installed on the outer wall of the cold air inlet pipe (306) extending to the upper portion of the water tank (3), the right side of the water tank (3) is communicated with a circulating pipe (302), the outer side wall of the circulating pipe (302) is sequentially provided with a circulating pump (304) and a cooler (303) from top to bottom, the upper end face of the cabinet body (1) is communicated with a first air outlet pipe (102), the upper end of the first air outlet pipe (102) penetrates through the protective sealed outer box (2) and extends to the upper part of the protective sealed outer box (2), the outer side wall of the first air outlet pipe (102) is provided with an electromagnetic valve (103), the top end of the interior of the cabinet body (1) is provided with a temperature sensor (6), the left side of the protective sealed outer box (2) is provided with a second controller (601), the temperature sensor (6), the second controller (601), a second exhaust fan (308) and the electromagnetic valve (103) are electrically connected, the right side of the protective sealed outer box (2) is sequentially provided with a combustible gas detector (5) and a first controller (501) from top to bottom, the first controller (501) is positioned above the water tank (3), and the combustible gas detector (5), the first controller (501), the electromagnetic valve (103) and the second exhaust fan (308) are electrically connected;
the left side of the cabinet body (1) is communicated with a hot air inlet pipe (7), the left end of the hot air inlet pipe (7) penetrates through the protective sealing outer box (2) and extends to the left side of the protective sealing outer box (2), a hot air blower (701) is installed on the outer side wall of the hot air inlet pipe (7), and the hot air blower (701), the temperature sensor (6) and the second controller (601) are electrically connected;
case (4) is handled to the up end fixedly connected with of water tank (3), it is located the below of first controller (501) to handle case (4), the inside fixedly connected with filter (401) of handling case (4), filter (401) are located the top of cold wind intake pipe (306), the up end swing joint of filter (401) has drier (402).
2. The high-voltage switch cabinet with monitoring effect according to claim 1, characterized in that: and a dust filter plate (403) is embedded in the middle of the upper end surface of the treatment box (4).
3. The high-voltage switch cabinet with monitoring effect according to claim 1, characterized in that: the utility model discloses a combustible gas detector, including outer container (2), buzzer siren (502) are installed to the up end of the sealed outer container of protection (2), buzzer siren (502) are located the right side of first outlet duct (102), be electric connection between combustible gas detector (5), first controller (501) and buzzer siren (502).
4. The high-voltage switch cabinet with monitoring effect according to claim 1, characterized in that: the left side intercommunication of the cabinet body (1) has second outlet duct (104), the left end of second outlet duct (104) runs through the sealed outer container of protection (2) and extends to the left side of the sealed outer container of protection (2), first air exhauster (105) are installed to the lateral wall of second outlet duct (104), be electric connection between first air exhauster (105), combustible gas detector (5) and first controller (501).
5. The high-voltage switch cabinet with monitoring effect according to claim 1, characterized in that: the right side of the water tank (3) is communicated with a water adding pipe (305), and the water adding pipe (305) is positioned above the circulating pipe (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022723824.5U CN214046232U (en) | 2020-11-23 | 2020-11-23 | High tension switchgear with monitoring effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022723824.5U CN214046232U (en) | 2020-11-23 | 2020-11-23 | High tension switchgear with monitoring effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214046232U true CN214046232U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022723824.5U Active CN214046232U (en) | 2020-11-23 | 2020-11-23 | High tension switchgear with monitoring effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214046232U (en) |
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2020
- 2020-11-23 CN CN202022723824.5U patent/CN214046232U/en active Active
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