CN112652999A - Box-type substation with high-efficient heat dispersion - Google Patents
Box-type substation with high-efficient heat dispersion Download PDFInfo
- Publication number
- CN112652999A CN112652999A CN202110099165.9A CN202110099165A CN112652999A CN 112652999 A CN112652999 A CN 112652999A CN 202110099165 A CN202110099165 A CN 202110099165A CN 112652999 A CN112652999 A CN 112652999A
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- China
- Prior art keywords
- box
- type substation
- fixed
- plate
- plate bodies
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/42—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with mechanical connection between sensor and actuator, e.g. rods, levers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention relates to the technical field of box-type substations, and discloses a box-type substation with high-efficiency heat dissipation performance, which comprises a box-type substation body, wherein the box-type substation body comprises first plate bodies and second plate bodies, the first plate bodies are symmetrically distributed in the front and the back, the second plate bodies are symmetrically distributed in the left and right directions, opposite sides of the two second plate bodies are respectively attached to two sides of the two first plate bodies, and grooves are formed in two sides of the two first plate bodies; then four multisection electric telescopic handle of control drive box-type substation body downstream, and the inside of retraction overcoat, after in retracting the overcoat completely, the PLC controller can cut off the circuit in the box-type substation body, and start the moisture suction in the water pump will the storage box and to the body, and spout through a plurality of shower nozzles, thereby can be timely put out the fire in the box-type substation body, and in the box-type substation body retracts the overcoat, consequently, after catching fire, can not be to the object on every side of igniting, thereby can not cause the condition that the intensity of a fire increases.
Description
Technical Field
The invention relates to the technical field of box-type substations, in particular to a box-type substation with high-efficiency heat dissipation performance.
Background
The box-type substation is also called a pre-installed substation or a pre-installed substation. The high-voltage switch equipment, the distribution transformer and the low-voltage distribution device are factory prefabricated indoor and outdoor compact distribution equipment which are integrated according to a certain wiring scheme, namely, the functions of transformer voltage reduction, low-voltage distribution and the like are organically combined together and are arranged in a steel structure box which is damp-proof, rust-proof, dust-proof, rat-proof, fireproof, anti-theft, heat-insulating, totally-closed and movable. The box-type transformer substation is suitable for mines, factory enterprises, oil-gas fields and wind power stations, replaces the original civil power distribution room and power distribution station, and becomes a novel complete set of power transformation and distribution device.
The existing box-type substation is generally installed at a position with few people, cannot be put out in time after the fire happens inside the box-type substation, and easily ignites other objects when other objects exist around the box-type substation, so that a larger fire is easily caused.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a box-type substation with high-efficiency heat dissipation performance, which solves the problems in the prior art.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a box-type substation with high-efficiency heat dissipation performance comprises a box-type substation body, wherein the box-type substation body comprises first plate bodies and second plate bodies, the first plate bodies are symmetrically distributed in the front and back direction, opposite sides of the two second plate bodies are respectively attached to two sides of the two first plate bodies, grooves are formed in two sides of the two first plate bodies, a barrel sleeve is fixed inside each groove, a telescopic rod is connected inside the barrel sleeve in a sliding mode, one end of each telescopic rod extends to the outside of the barrel sleeve and is fixedly provided with an electromagnet, a spring is sleeved on the outer side of each telescopic rod, two ends of each spring are respectively fixedly connected with the barrel sleeve and the opposite sides of the electromagnets, metal sheets are symmetrically embedded in the front and back direction of the opposite sides of the two second plate bodies and are fixedly provided with metal sheets, the metal sheets are attached to the opposite sides of the electromagnets, and a top plate is fixed at the tops of the two first plate, a ceiling is fixed on the upper surface of the top plate, the upper surfaces of the two second plate bodies are attached to the lower surface of the top plate, a bottom plate is fixed at the bottom of the two first plate bodies, the lower surfaces of the two second plate bodies are attached to the upper surface of the bottom plate, a temperature sensor and a smoke sensor are sequentially fixed on the lower surface of the top plate from left to right, an outer sleeve is arranged on the outer side wall of the box-type substation body, the outer sleeve is of a hollow cuboid structure with an open top, a plurality of sections of electric telescopic rods are fixed at four corners of the inner lower surface of the outer sleeve, the tops of the four sections of electric telescopic rods are respectively fixedly connected with the four corners of the lower surface of the bottom plate, a PLC controller is fixed at the center of the inner lower surface of the outer sleeve, a storage box is fixed on the outer side wall of, the water pump is characterized in that pipe bodies are fixed on two sides of the water pump, a plurality of spray heads are fixed on the outer side walls of the two pipe bodies at equal intervals from top to bottom, one ends, far away from the pipe bodies, of the spray heads extend to two sides of the interior of the outer sleeve respectively, the lower surface of the top plate is located, a water guide pipe is fixed behind the ceiling, the top end of the water guide pipe extends to the upper surface of the top plate, and the bottom end of the water guide pipe extends to the interior of the storage box.
Preferably, the maximum extension length of the multi-section electric telescopic rod is equal to the distance between the upper surface of the bottom plate and the upper surface of the outer sleeve.
Preferably, the distance between the bottom end of the aqueduct and the top of the storage box is greater than the maximum extension length of the multi-section electric telescopic rod.
Preferably, a sealing ring is fixed at a connection position between the outward wall of the water guide pipe and the storage box.
Preferably, the upper surface of the top plate is positioned behind the water guide pipe and is integrally formed with a baffle plate, and the baffle plate is perpendicular to the top plate.
Preferably, a filter screen is fixed on the upper portion inside the water guide pipe, a plurality of sealing flaps are fixed on the lower portion inside the water guide pipe, and the sealing flaps are made of rubber materials with good elasticity.
Preferably, the ceiling has a triangular prism structure, and the side surface thereof has a triangular shape.
Preferably, the storage box is made of engineering plastics.
(III) advantageous effects
The invention provides a box-type substation with high-efficiency heat dissipation performance, which has the following beneficial effects:
(1) when the invention is used, the storage box and the outer sleeve are buried under the ground, when the interior of the box-type substation body is on fire, the temperature sensor and the smoke sensor on the top plate can detect the situation of the fire and send the situation to the PLC controller, at the moment, the PLC controller controls the electromagnet to be powered off, the two second plate bodies can be bounced off under the action of the spring, then the four multi-section electric telescopic rods are controlled to drive the box-type substation body to move downwards and retract into the outer sleeve, when the box-type substation body is completely retracted into the outer sleeve, the PLC controller can cut off a circuit in the box-type substation body, the water pump is started to pump water in the storage box into the pipe body and spray out through the plurality of spray heads, so that the fire in the box-type substation body can be extinguished in time, and the box-type substation body is retracted into the outer sleeve, therefore, after the fire is on fire, surrounding objects, thereby avoiding the situation of increasing the fire.
(2) When the box-type substation is used, rainwater can be guided to the top plate by the ceiling and enters the storage box from the water guide pipe when raining, so that the rainwater can be collected.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic top view of the water guide duct of the present invention;
FIG. 4 is a schematic bottom view of the water guiding pipe of the present invention;
fig. 5 is a schematic top view of the internal structure of the box-type substation body according to the present invention.
In the figure: 1. a storage box; 2. a pipe body; 3. a spray head; 4. a jacket; 5. a ceiling; 6. a top plate; 7. a temperature sensor; 8. a smoke sensor; 9. a box-type substation body; 10. a base plate; 11. a multi-section electric telescopic rod; 12. a PLC controller; 13. a water pump; 14. a water conduit; 15. a baffle plate; 16. a filter screen; 17. sealing the flap; 18. a second plate body; 19. a barrel sleeve; 20. a groove; 21. a spring; 22. an electromagnet; 23. a metal sheet; 24. a telescopic rod; 25. a first plate body; 26. and (5) sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the present invention provides a technical solution: a box-type substation with high-efficiency heat dissipation performance comprises a box-type substation body 9, wherein the box-type substation body 9 comprises first plate bodies 25 which are symmetrically distributed front and back and second plate bodies 18 which are symmetrically distributed left and right, opposite sides of the two second plate bodies 18 are respectively attached to two sides of the two first plate bodies 25, grooves 20 are respectively formed in two sides of the two first plate bodies 25, a barrel sleeve 19 is fixed inside each groove 20, an expansion rod 24 is slidably connected inside the barrel sleeve 19, one end of the expansion rod 24 extends to the outside of the barrel sleeve 19 and is fixedly provided with an electromagnet 22, a spring 21 is sleeved outside the expansion rod 22, two ends of the spring 21 are respectively fixedly connected with opposite sides of the barrel sleeve 19 and the electromagnet 22, metal sheets 23 are symmetrically embedded and fixed on the front and back of the opposite sides of the two second plate bodies 18, the metal sheets 23 are attached to the opposite sides of the electromagnet 22, a top plate 6 is fixed at the tops of, a ceiling 5 is fixed on the upper surface of a top plate 6, the upper surfaces of two second plate bodies 18 are attached to the lower surface of the top plate 6, a bottom plate 10 is fixed at the bottom of two first plate bodies 25, the lower surfaces of the two second plate bodies 18 are attached to the upper surface of the bottom plate 10, a temperature sensor 7 and a smoke sensor 8 are sequentially fixed on the lower surface of the top plate 6 from left to right, an outer sleeve 4 is arranged on the outer side wall of a box-type substation body 9, the outer sleeve 4 is of a hollow cuboid structure with an open top, a plurality of sections of electric telescopic rods 11 are fixed at four corners of the inner lower surface of the outer sleeve 4, the tops of the four sections of electric telescopic rods 11 are respectively fixedly connected with four corners of the lower surface of the bottom plate 10, a PLC controller 12 is fixed at the center of the inner lower surface of the outer sleeve 4, a storage box 1, the two sides of the water pump 13 are both fixed with the pipe bodies 2, the outer side walls of the two pipe bodies 2 are fixed with the spray heads 3 at equal intervals from top to bottom, one ends of the spray heads 3, far away from the pipe bodies 2, extend to the two sides of the interior of the outer sleeve 4 respectively, the lower surface of the top plate 6 is positioned behind the ceiling 5 and is fixed with the aqueduct 14, the top end of the aqueduct 14 extends to the upper surface of the top plate 6, the bottom end of the aqueduct 14 extends to the interior of the storage box 1, in the using process, the storage box 1 and the outer sleeve 4 are buried under the ground, then the box-type substation body 9 can be lifted up from the outer sleeve 4 through the four multi-section electric telescopic rods 11, in the using process, the ceiling 5 can guide rainwater onto the top plate 6 and enter the storage box 1 from the aqueduct 14 in rainy days, so that the rainwater can be collected, after the interior of the box-type substation body 9, and send to PLC controller 12, PLC controller 12 control electro-magnet 22 outage this moment, under the effect of spring 21, can open two second plate bodies 18, then control four multisection electric telescopic handle 11 to drive box-type substation body 9 downstream, and the inside of retracting to overcoat 14, after retracting to overcoat 14 completely, PLC controller 12 can cut off the circuit in box-type substation body 9, and start water pump 13 with the moisture suction in the storage box 1 to the body 2, and spout through a plurality of shower nozzles 3, thereby can be timely with the fire extinguishing in the box-type substation body 9, and box-type substation body 9 retracts to the overcoat 14 in, consequently, after the fire, can not to igniting the object around, thereby can not cause the condition that the intensity of a fire increases.
Further, the maximum extension length of the multi-section electric telescopic rod 11 is equal to the distance between the upper surface of the bottom plate 10 and the upper surface of the outer sleeve 4, and when the box-type substation body 9 is completely lifted, the upper surface of the bottom plate 10 is just flush with the upper surface of the outer sleeve 14.
Further, the distance between the bottom end of the aqueduct 14 and the top of the storage box 1 is larger than the maximum extension length of the multi-section electric telescopic rod 11, so that the aqueduct 14 is prevented from being separated from the storage box 1.
Further, a sealing ring 26 is fixed at the connection position between the outer wall of the water guide pipe 14 and the storage box 1, so that external impurities are prevented from entering the storage box 1 through a gap between the water guide pipe 14 and the storage box 1.
Further, the baffle 15 is integrally formed on the upper surface of the top plate 6 behind the water guide pipe 14, and the baffle 15 is perpendicular to the top plate 6, so that rainwater can enter the storage box 1 through the water guide pipe 14.
Further, the inside top of aqueduct 14 is fixed with filter screen 16, and the inside below of aqueduct 14 is fixed with a plurality of sealing flaps 17, a plurality of sealing flaps 17 are the rubber material that elasticity is good, filter screen 16 can filter some impurity in aquatic, and after depositing a certain amount of moisture in aqueduct 14, a plurality of sealing flaps 17 can be crowded open, moisture can flow into storage box 1, then a plurality of sealing flaps 17 can be automatic closed, avoid the moisture in storage box 1 the condition of volatilizing relatively fast to appear.
Further, the ceiling 5 has a triangular prism structure, and the side surface of the ceiling is triangular, so that rainwater can be guided into the water guide pipe 14 conveniently.
Furthermore, the storage box 1 is made of engineering plastics, so that the whole device is more portable, and meanwhile, the storage box 1 is durable.
In conclusion, the working process of the invention is as follows: in the using process, the storage box 1 and the outer sleeve 4 are buried under the ground, then the box-type substation body 9 can be lifted from the outer sleeve 4 through the four multi-section electric telescopic rods 11, in the using process, when raining occurs, the roof 5 guides rainwater onto the top plate 6 and enters the storage box 1 from the water guide pipe 14, so that the rainwater can be collected, after the internal fire of the box-type substation body 9 is started, the temperature sensor 7 and the smoke sensor 8 on the top plate 6 can detect the fire and send the fire to the PLC 12, at the moment, the PLC 12 controls the electromagnet 22 to be powered off, under the action of the spring 21, the two second plate bodies 18 can be bounced off, then the four multi-section electric telescopic rods 11 are controlled to drive the box-type substation body 9 to move downwards and retract into the outer sleeve 14, and after the box-type substation body is completely retracted into the outer sleeve 14, PLC controller 12 will cut off the circuit in box-type substation body 9 to start water pump 13 with the moisture suction in the storage box 1 to in the body 2, and through the blowout of a plurality of shower nozzles 3, thereby can be timely put out the fire in box-type substation body 9, and box-type substation body 9 contracts into overcoat 14 in, consequently after catching fire, can not be to the object on every side of igniting, thereby can not cause the condition that the intensity of a fire increases.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (8)
1. The utility model provides a box-type substation with high-efficient heat dispersion, includes box-type substation body (9), its characterized in that: the box-type substation body (9) comprises a first plate body (25) and a second plate body (18), the first plate body (25) and the second plate body (18) are symmetrically distributed in the front and back direction, opposite sides of the two second plate bodies (18) are respectively attached to two sides of the first plate bodies (25), two grooves (20) are formed in two sides of the first plate bodies (25), a barrel sleeve (19) is fixed inside each groove (20), an expansion rod (24) is connected to the barrel sleeve (19) in a sliding mode, one end of each expansion rod (24) extends to the outside of the barrel sleeve (19) and is fixed with an electromagnet (22), a spring (21) is sleeved on the outer side of each expansion rod (22), two ends of each spring (21) are respectively fixedly connected with the opposite sides of the barrel sleeve (19) and the electromagnet (22), metal sheets (23) are symmetrically embedded and fixed in the front and back directions of the opposite sides of the two second plate bodies (18), the metal sheet (23) is attached to the opposite side of the electromagnet (22), a top plate (6) is fixed to the tops of the two first plate bodies (25), a ceiling (5) is fixed to the upper surface of the top plate (6), the upper surfaces of the two second plate bodies (18) are attached to the lower surface of the top plate (6), a bottom plate (10) is fixed to the bottom of the two first plate bodies (25), the lower surfaces of the two second plate bodies (18) are attached to the upper surface of the bottom plate (10), a temperature sensor (7) and a smoke sensor (8) are sequentially fixed to the lower surface of the top plate (6) from left to right, an outer sleeve (4) is arranged on the outer side wall of the box-type substation body (9), the outer sleeve (4) is of a top-opening hollow cuboid structure, and a plurality of electric telescopic rods (11) are fixed to four inner lower surfaces of the outer sleeve (4), the top parts of four multi-section electric telescopic rods (11) are fixedly connected with four corners of the lower surface of the bottom plate (10) respectively, a PLC (programmable logic controller) (12) is fixed at the center of the lower surface in the outer sleeve (4), a storage box (1) is fixed on the outer side wall of the outer sleeve (4), a water pump (13) is fixed on the lower surface in the inner part of the storage box (1), pipe bodies (2) are fixed on two sides of the water pump (13), a plurality of spray heads (3) are equidistantly fixed on the outer side walls of the two pipe bodies (2) from top to bottom, one ends of the spray heads (3) far away from the pipe bodies (2) respectively extend to two sides in the inner part of the outer sleeve (4), a water guide pipe (14) is fixed on the lower surface of the top plate (6) at the rear part of the ceiling (5), and the top end of the water guide pipe (14, the bottom end extends to the inside of the storage tank (1).
2. The box-type substation with high-efficiency heat dissipation performance according to claim 1, characterized in that: the maximum extension length of the multi-section electric telescopic rod (11) is equal to the distance between the upper surface of the bottom plate (10) and the upper surface of the outer sleeve (4).
3. The box-type substation with high-efficiency heat dissipation performance according to claim 1, characterized in that: the distance between the bottom end of the water guide pipe (14) and the top of the storage box (1) is larger than the maximum extension length of the multi-section electric telescopic rod (11).
4. The box-type substation with high-efficiency heat dissipation performance according to claim 1, characterized in that: and a sealing ring (26) is fixed at the joint between the outer wall of the water guide pipe (14) and the storage box (1).
5. The box-type substation with high-efficiency heat dissipation performance according to claim 1, characterized in that: the upper surface of the top plate (6) is positioned behind the water guide pipe (14) and is integrally formed with a baffle plate (15), and the baffle plate (15) is perpendicular to the top plate (6).
6. The box-type substation with high-efficiency heat dissipation performance according to claim 1, characterized in that: a filter screen (16) is fixed on the upper portion of the inner portion of the water guide pipe (14), a plurality of sealing flaps (17) are fixed on the lower portion of the inner portion of the water guide pipe (14), and the sealing flaps (17) are made of rubber materials with good elasticity.
7. The box-type substation with high-efficiency heat dissipation performance according to claim 1, characterized in that: the ceiling (5) is of a triangular prism structure, and the side surface of the ceiling is triangular.
8. The box-type substation with high-efficiency heat dissipation performance according to claim 1, characterized in that: the storage box (1) is made of engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110099165.9A CN112652999B (en) | 2021-01-25 | 2021-01-25 | Box-type substation with high-efficient heat dispersion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110099165.9A CN112652999B (en) | 2021-01-25 | 2021-01-25 | Box-type substation with high-efficient heat dispersion |
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| Publication Number | Publication Date |
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| CN112652999A true CN112652999A (en) | 2021-04-13 |
| CN112652999B CN112652999B (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110099165.9A Active CN112652999B (en) | 2021-01-25 | 2021-01-25 | Box-type substation with high-efficient heat dispersion |
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| CN109802321A (en) * | 2019-01-16 | 2019-05-24 | 袁家彬 | A kind of box-type substation based on municipal works |
| CN209860462U (en) * | 2019-05-22 | 2019-12-27 | 济南法奥电气有限责任公司 | Box-type substation capable of being installed in sinking mode and reducing floor area |
| CN111338253A (en) * | 2020-03-10 | 2020-06-26 | 南京高立工程机械有限公司 | Intelligent integrated management system and control method of lifting type underground ring main unit |
| CN212258101U (en) * | 2020-07-14 | 2020-12-29 | 山东睿创能源电气有限公司 | Outdoor high-low voltage power distribution cabinet with high safety performance |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101294798B1 (en) * | 2013-04-29 | 2013-08-08 | 박순섭 | Underground cable connector for power distribution box |
| CN104393519A (en) * | 2014-11-18 | 2015-03-04 | 华翔翔能电气股份有限公司 | Fully-buried steel structural box-type transformer substation |
| CN205921279U (en) * | 2016-08-06 | 2017-02-01 | 傅晓琳 | Intelligent box -type substation |
| CN107069515A (en) * | 2017-06-07 | 2017-08-18 | 深圳市安思科电子科技有限公司 | A kind of high box-type substation of safety coefficient for power system |
| CN208608624U (en) * | 2018-09-13 | 2019-03-15 | 青岛德昶电气工程有限公司 | A kind of intelligent box substation |
| CN109802321A (en) * | 2019-01-16 | 2019-05-24 | 袁家彬 | A kind of box-type substation based on municipal works |
| CN209860462U (en) * | 2019-05-22 | 2019-12-27 | 济南法奥电气有限责任公司 | Box-type substation capable of being installed in sinking mode and reducing floor area |
| CN111338253A (en) * | 2020-03-10 | 2020-06-26 | 南京高立工程机械有限公司 | Intelligent integrated management system and control method of lifting type underground ring main unit |
| CN212258101U (en) * | 2020-07-14 | 2020-12-29 | 山东睿创能源电气有限公司 | Outdoor high-low voltage power distribution cabinet with high safety performance |
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| Publication number | Publication date |
|---|---|
| CN112652999B (en) | 2022-08-30 |
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