CN112290390A - Prevent switch board that soaks - Google Patents
Prevent switch board that soaks Download PDFInfo
- Publication number
- CN112290390A CN112290390A CN202011472710.6A CN202011472710A CN112290390A CN 112290390 A CN112290390 A CN 112290390A CN 202011472710 A CN202011472710 A CN 202011472710A CN 112290390 A CN112290390 A CN 112290390A
- Authority
- CN
- China
- Prior art keywords
- switch board
- power distribution
- motor
- distribution cabinet
- bevel gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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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
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/303—Bases or feet
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
Abstract
The invention discloses an anti-flooding power distribution cabinet, relates to the technical field of power distribution cabinets, and solves the problem that accumulated water easily enters the inner side of a device and damages the device when the existing power distribution cabinet meets the condition of accumulated water in the using process. The utility model provides a prevent switch board that soaks, includes the seal box, level sensor is installed to one side of seal box, and the switch board is installed to the top of seal box, and sealing door is installed to the preceding terminal surface of switch board, and transparent PVC detects the window is installed to the preceding terminal surface of sealing door, and moving mechanism is all installed to the both sides of switch board, and L type backup pad is installed to one side of moving mechanism, and elevating system is installed to the below of L type backup pad, and the bar stopper is all installed to both sides around the moving mechanism, and the internal surface of bar stopper is provided with the bar. According to the invention, the power distribution cabinet can be prevented from contacting rainwater by adjusting the height of the power distribution cabinet, so that the safety and the service life of the device are effectively improved.
Description
Technical Field
The invention relates to the technical field of power distribution cabinets, in particular to a water immersion prevention power distribution cabinet.
Background
Along with the rapid development of social economy, the power distribution cabinet is divided into a power distribution cabinet, a lighting power distribution cabinet and a metering cabinet, and is the final-stage equipment of a power distribution system. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load. All electrical elements and circuits in the distribution board (box) are required to be in good contact and reliable in connection; the phenomena of serious heating and burning loss can not occur. The door of the panel (box) should be intact; the door lock should be kept by a special person, the power distribution cabinet is a ship power distribution center eight-generation and normal operation of equipment, any irrelevant person cannot pull a switch on a plate, a generator set of the power distribution cabinet is started, the power screen speed-increasing switch is used for manually and slowly accelerating until the generator enters a normal working state, and the voltage and the frequency reach specified values so as to close a switch and supply power.
However, if water accumulation occurs in the use process of the existing power distribution cabinet, the water accumulation easily enters the inner side of the device due to the low installation height of the existing power distribution cabinet, and the device is damaged; therefore, the existing requirements are not met, and the anti-flooding power distribution cabinet is provided for the existing requirements.
Disclosure of Invention
The invention aims to provide an anti-flooding power distribution cabinet, which solves the problems that if water is accumulated in the use process of the existing power distribution cabinet in the background technology, the accumulated water easily enters the inner side of the device due to the low installation height of the existing power distribution cabinet, the device is damaged, and the like.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an anti-flooding power distribution cabinet, includes the seal box, level sensor is installed to one side of seal box, the switch board is installed to the top of seal box, sealing door is installed to the preceding terminal surface of switch board, transparent PVC detects the window is installed to the preceding terminal surface of sealing door, moving mechanism is all installed to the both sides of switch board, L type backup pad is installed to one side of moving mechanism, elevating system is installed to the below of L type backup pad, the bar stopper is all installed to both sides around the moving mechanism, the internal surface of bar stopper is provided with the bar spout, C type support frame is installed to the inboard of seal box, two backup pads are installed to the preceding terminal surface of C type support frame.
Preferably, both sides of the power distribution cabinet are provided with limit grooves.
Preferably, the moving mechanism comprises a limiting rod, a cylindrical pin, a moving plate, a positioning rod and a shaft pin, the limiting rod is mounted on the inner side of the moving plate, the cylindrical pin is mounted on the inner side of the limiting rod, the positioning rod is mounted below the limiting rod, and the shaft pin is mounted on the inner side of the positioning rod.
Preferably, elevating system includes square stopper, screw post, bevel gear, No. two bevel gears, cylindricality guide arm, connecting axle, motor and motor protecting sheathing, the motor is installed to motor protecting sheathing's inboard, the connecting axle is installed to the one end of motor, the cylindricality guide arm is installed to the one end of connecting axle, two bevel gears are installed in the outside of cylindricality guide arm, bevel gear No. two bevel gears are installed to the up end of a bevel gear, screw post is installed to bevel gear No. two up ends, square stopper is installed in the outside of screw post.
Preferably, the inner side of the square limiting block is provided with a threaded hole, and the square limiting block is connected with the threaded column through threads.
Preferably, one side of the L-shaped supporting plate is completely attached to the other side of the moving plate, and the L-shaped supporting plate is connected with the moving plate through a screw.
Preferably, a connecting column is installed on the lower end face of the threaded column, and the threaded column is connected with the supporting plate through the connecting column.
Preferably, the surface of transparent PVC detects the window is provided with square spacing groove, transparent PVC detects the window and passes through square spacing groove with sealing door and be connected.
Preferably, the outer side of the motor is completely attached to the inner surface of the motor protection shell, and the motor is connected with the motor protection shell through screws.
Preferably, the outer surface of the positioning rod is provided with a polyurethane sleeve, and the polyurethane sleeve is connected with the positioning rod through graft glue.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the invention, one end of the limiting rod is grasped, one end of the limiting rod is rotated downwards, the other end of the limiting rod is rotated anticlockwise under the action of the cylindrical pin, the positioning rod is rotated under the action of the shaft pin, the power distribution cabinet can be placed on the upper end surface of the L-shaped supporting plate at the moment, a user loosens the hand, the positioning rod is rotated under the action of the shaft pin, and then one end of the limiting rod is driven to rotate clockwise, the other end of the limiting rod is rotated clockwise under the action of the cylindrical pin and is inserted into the inner side of the limiting groove to fix the power distribution cabinet, so that the power distribution cabinet is prevented from generating displacement in the use process, and the connection stability is effectively improved.
(2) According to the invention, rainwater is sensed by the water level sensor, the motor is turned on under the action of the water level sensor, the connecting shaft is rotated under the action of the motor, the first bevel gear and the cylindrical guide rod are driven to rotate through the rotation of the connecting shaft, and then the second bevel gear is driven to rotate, so that the threaded column is driven to rotate, the square limiting block is driven to move upwards through the rotation of the threaded column, so that the moving plate is driven to move upwards, the power distribution cabinet is driven to move upwards, the lower end surface of the power distribution cabinet is prevented from being submerged in accumulated water, and the safety of the device can be effectively improved by lifting the height of the power distribution cabinet.
Drawings
Fig. 1 is a schematic structural view of the whole of the present invention.
Fig. 2 is a schematic view of the structure of the sealing box of the present invention when it is opened.
Fig. 3 is a top view of the present invention as a whole.
FIG. 4 is a schematic structural view of a first bevel gear of the present invention.
Fig. 5 is a cross-sectional view of the motor protective case of the present invention.
Fig. 6 is a partial cross-sectional view of the moving plate of the present invention.
In the figure: 1. a power distribution cabinet; 2. a sealing door; 3. a moving mechanism; 4. a strip-shaped limiting block; 5. a sealing box; 6. a water level sensor; 7. a lifting mechanism; 8. an L-shaped support plate; 9. a C-shaped support frame; 10. a support plate; 11. a transparent PVC detection window; 12. a strip-shaped chute; 101. a limiting groove; 301. a limiting rod; 302. a cylindrical pin; 303. moving the plate; 304. positioning a rod; 305. a shaft pin; 701. a square limiting block; 702. a threaded post; 703. a first bevel gear; 704. a second bevel gear; 705. a cylindrical guide rod; 706. a connecting shaft; 707. a motor; 708. and a motor protection shell.
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.
The motor 707 (model No. YE 2) and the water level sensor 6 (model No. DLK 201) mentioned in the present invention are available from market procurement or private customization.
Referring to fig. 1 to 6, an embodiment of the present invention includes: the utility model provides a prevent switch board that soaks, including seal box 5, level sensor 6 is installed to one side of seal box 5, be convenient for respond to the water level, switch board 1 is installed to the top of seal box 5, sealing door 2 is installed to the preceding terminal surface of switch board 1, transparent PVC detection window 11 is installed to the preceding terminal surface of sealing door 2, be convenient for observe the inboard condition of switch board 1, the easy access, moving mechanism 3 is all installed to switch board 1's both sides, be convenient for control switch board 1 reciprocate, L type backup pad 8 is installed to one side of moving mechanism 3, elevating system 7 is installed to L type backup pad 8's below, bar stopper 4 is all installed to both sides around moving mechanism 3, the internal surface of bar stopper 4 is provided with bar spout 12, C type support frame 9 is installed to seal box 5's inboard, two backup pads 10 are installed to the.
Both sides of the power distribution cabinet 1 are provided with limiting grooves 101, and through the matching of the limiting grooves 101 and the power distribution cabinet 1, the power distribution cabinet 1 and the movable plate 303 are fixedly connected, so that the power distribution cabinet 1 is convenient to install and disassemble, and the connection stability is improved.
The moving mechanism 3 comprises a limiting rod 301, a cylindrical pin 302, a moving plate 303, a positioning rod 304 and a shaft pin 305, the limiting rod 301 is installed on the inner side of the moving plate 303, the cylindrical pin 302 is installed on the inner side of the limiting rod 301, the positioning rod 304 is installed below the limiting rod 301, the shaft pin 305 is installed on the inner side of the positioning rod 304, and through the matching of the limiting rod 301 and the limiting groove 101, the power distribution cabinet 1 and the moving plate 303 are conveniently fixedly connected, and the power distribution cabinet 1 is convenient to install and detach.
The lifting mechanism 7 comprises a square limiting block 701, a threaded column 702, a first bevel gear 703, a second bevel gear 704, a cylindrical guide rod 705, a connecting shaft 706, a motor 707 and a motor protective shell 708, the motor 707 is installed on the inner side of the motor protective shell 708, the connecting shaft 706 is installed at one end of the motor 707, the cylindrical guide rod 705 is installed at one end of the connecting shaft 706, two first bevel gears 703 are installed on the outer side of the cylindrical guide rod 705, the second bevel gear 704 is installed on the upper end surface of the first bevel gear 703, the threaded column 702 is installed on the upper end surface of the second bevel gear 704, the square limiting block 701 is installed on the outer side of the threaded column 702, the first bevel gear 703 and the cylindrical guide rod 705 are driven to rotate under the action of the motor 707, the second bevel gear 704 is driven to rotate, the threaded column 702 is driven to rotate, the square limiting block 701 is driven to move up, and then the movable plate 303 is driven to move up and down on the inner side of the strip-shaped limiting block 4, so that the power distribution cabinet 1 moves up and down, and rainwater is prevented from entering the inner side of the power distribution cabinet 1.
The threaded hole is formed in the inner side of the square limiting block 701, the square limiting block 701 is connected with the threaded column 702 through threads, and the square limiting block 701 is convenient to move up and down through the cooperation of the square limiting block 701 and the threaded column 702, so that the connection stability is effectively improved.
One side of the L-shaped supporting plate 8 is completely attached to the other side of the moving plate 303, the L-shaped supporting plate 8 is connected with the moving plate 303 through screws, and the L-shaped supporting plate 8 is matched with the moving plate 303, so that the connection stability is effectively improved, and the L-shaped supporting plate 8 can be prevented from falling off.
The spliced pole is installed to the lower terminal surface of screw thread post 702, and screw thread post 702 is connected through the spliced pole with backup pad 10, and through the cooperation of screw thread post 702 and backup pad 10, the stability of connecting obtains improving, avoids droing of backup pad 10.
Transparent PVC detects window 11's surface is provided with square spacing groove, and transparent PVC detects window 11 and pass through square spacing groove with sealing door 2 and is connected, and through sealing door 2 and the cooperation of transparent PVC detection window 11, the user is convenient for detect switch board 1's inboard through transparent PVC detection window 11.
The outside of motor 707 completely laminates with motor protecting sheathing 708's internal surface, and motor 707 passes through bolted connection with motor protecting sheathing 708, through motor 707 and motor protecting sheathing 708's cooperation, and the stability of connection is improved, can play the guard action to motor 707, avoids motor 707 to receive the harm in the use.
The surface mounting of locating lever 304 has the polyurethane cover, and the polyurethane cover is glued with locating lever 304 through the grafting and is connected, through the cooperation of locating lever 304 and polyurethane cover, has effectively improved locating lever 304's life, avoids locating lever 304 to receive wearing and tearing in the use.
The working principle is as follows: when the device is used, the power is switched on, when the device is installed, a user can grasp one end of the limiting rod 301, one end of the limiting rod 301 is rotated downwards, the other end of the limiting rod 301 is rotated anticlockwise through the action of the cylindrical pin 302, meanwhile, the positioning rod 304 is rotated through the action of the shaft pin 305, the power distribution cabinet 1 can be placed on the upper end face of the L-shaped supporting plate 8, when the user looses hands, the positioning rod 304 is rotated through the action of the shaft pin 305, further, one end of the limiting rod 301 is driven to rotate clockwise, the other end of the limiting rod 301 is rotated clockwise through the action of the cylindrical pin 302 and is inserted into the inner side of the limiting groove 101 to fix the power distribution cabinet 1, the power distribution cabinet 1 can be prevented from generating displacement in the using process, the connection stability is effectively improved, when rainwater does not reach the water level sensor 6, the water level sensor 6 senses the rainwater, the motor 707, make connecting axle 706 rotate through the effect of motor 707, the rotation through connecting axle 706 has driven the rotation of bevel gear 703 and cylindricality guide arm 705, and then make the rotation of No. two bevel gears 704, thereby the rotation of screw thread post 702 has been driven, the rebound of square stopper 701 has been driven through the rotation of screw thread post 702, and then the rebound of movable plate 303 has been driven, thereby the rebound of switch board 1 has been driven, the lower terminal surface of avoiding switch board 1 submerges into ponding, through the height of lifting switch board 1, can effectively improve the device's security, the device is simple to use, and convenient for operation, switch board 1 and rainwater contact are highly avoided to accessible adjustment switch board 1, the device's security and service life have effectively been improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides an anti-flooding switch board, includes seal box (5), its characterized in that: a water level sensor (6) is arranged on one side of the seal box (5), a power distribution cabinet (1) is arranged above the seal box (5), the front end face of the power distribution cabinet (1) is provided with a sealing door (2), the front end face of the sealing door (2) is provided with a transparent PVC detection window (11), both sides of the power distribution cabinet (1) are provided with moving mechanisms (3), one side of each moving mechanism (3) is provided with an L-shaped supporting plate 8, a lifting mechanism (7) is arranged below the L-shaped supporting plate (8), strip-shaped limiting blocks (4) are arranged on the front side and the rear side of the moving mechanism (3), the inner surface of the strip-shaped limiting block (4) is provided with a strip-shaped sliding groove (12), the inboard of seal box (5) is installed C type support frame 9, two backup pads (10) are installed to the preceding terminal surface of C type support frame (9).
2. The switch board of claim 1, characterized in that: both sides of the power distribution cabinet (1) are provided with limiting grooves (101).
3. The switch board of claim 1, characterized in that: the moving mechanism (3) comprises a limiting rod (301), a cylindrical pin (302), a moving plate (303), a positioning rod (304) and a shaft pin (305), the limiting rod (301) is installed on the inner side of the moving plate (303), the cylindrical pin (302) is installed on the inner side of the limiting rod (301), the positioning rod (304) is installed below the limiting rod (301), and the shaft pin (305) is installed on the inner side of the positioning rod (304).
4. The switch board of claim 1, characterized in that: elevating system (7) include square stopper (701), screw post (702), bevel gear (703), No. two bevel gear (704), cylindricality guide arm (705), connecting axle (706), motor (707) and motor protecting sheathing (708), motor (707) are installed to the inboard of motor protecting sheathing (78), connecting axle (706) are installed to the one end of motor (707), cylindricality guide arm (705) are installed to the one end of connecting axle (706), two bevel gear (703) are installed in the outside of cylindricality guide arm (705), bevel gear (704) are installed No. two to the up end of bevel gear (703), screw post (702) are installed to the up end of No. two bevel gear (704), square stopper (701) are installed in the outside of screw post (702).
5. The switch board of claim 4 prevents soaking, its characterized in that: the inner side of the square limiting block (701) is provided with a threaded hole, and the square limiting block (701) is connected with the threaded column (702) through threads.
6. The switch board of claim 3, characterized in that: one side of the L-shaped support plate (8) is completely attached to the other side of the moving plate (303), and the L-shaped support plate (8) is connected with the moving plate (303) through screws.
7. The switch board of claim 4 prevents soaking, its characterized in that: the lower end face of the threaded column (702) is provided with a connecting column, and the threaded column (72) is connected with the support plate (10) through the connecting column.
8. The switch board of claim 1, characterized in that: the outer surface of the transparent PVC detection window (11) is provided with a square limiting groove, and the transparent PVC detection window (11) is connected with the sealing door (2) through the square limiting groove.
9. The switch board of claim 4 prevents soaking, its characterized in that: the outer side of the motor (707) is completely attached to the inner surface of the motor protection shell (708), and the motor (707) is connected with the motor protection shell (708) through screws.
10. The switch board of claim 3, characterized in that: the outer surface of the positioning rod (304) is provided with a polyurethane sleeve, and the polyurethane sleeve is connected with the positioning rod (304) through grafted glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011472710.6A CN112290390A (en) | 2020-12-15 | 2020-12-15 | Prevent switch board that soaks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011472710.6A CN112290390A (en) | 2020-12-15 | 2020-12-15 | Prevent switch board that soaks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112290390A true CN112290390A (en) | 2021-01-29 |
Family
ID=74425916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011472710.6A Pending CN112290390A (en) | 2020-12-15 | 2020-12-15 | Prevent switch board that soaks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112290390A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054567A (en) * | 2021-04-25 | 2021-06-29 | 刘德元 | Low-voltage outdoor power distribution cabinet |
| CN113747709A (en) * | 2021-08-26 | 2021-12-03 | 于翠翠 | Spliced assembly type electrical cabinet and assembly method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100816866B1 (en) * | 2008-01-16 | 2008-03-27 | (합)동양엔지니어링 | Prevention of underwater and insulated type of underground cable distribution box |
| CN105305248A (en) * | 2015-11-20 | 2016-02-03 | 曾凯涛 | Water immersion prevention power distribution cabinet |
| CN210443806U (en) * | 2019-05-06 | 2020-05-01 | 刘汉武 | Intelligent transformer box |
| CN210669067U (en) * | 2019-10-30 | 2020-06-02 | 胜利油田胜利电器有限责任公司 | Direct current screen comprehensive acquisition module |
| CN211068511U (en) * | 2019-10-10 | 2020-07-24 | 郑州大学第一附属医院 | Department of respiration nurses and uses atomizing device |
-
2020
- 2020-12-15 CN CN202011472710.6A patent/CN112290390A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100816866B1 (en) * | 2008-01-16 | 2008-03-27 | (합)동양엔지니어링 | Prevention of underwater and insulated type of underground cable distribution box |
| CN105305248A (en) * | 2015-11-20 | 2016-02-03 | 曾凯涛 | Water immersion prevention power distribution cabinet |
| CN210443806U (en) * | 2019-05-06 | 2020-05-01 | 刘汉武 | Intelligent transformer box |
| CN211068511U (en) * | 2019-10-10 | 2020-07-24 | 郑州大学第一附属医院 | Department of respiration nurses and uses atomizing device |
| CN210669067U (en) * | 2019-10-30 | 2020-06-02 | 胜利油田胜利电器有限责任公司 | Direct current screen comprehensive acquisition module |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054567A (en) * | 2021-04-25 | 2021-06-29 | 刘德元 | Low-voltage outdoor power distribution cabinet |
| CN113054567B (en) * | 2021-04-25 | 2023-01-24 | 胜利油田胜利电器有限责任公司 | Low-voltage outdoor power distribution cabinet |
| CN113747709A (en) * | 2021-08-26 | 2021-12-03 | 于翠翠 | Spliced assembly type electrical cabinet and assembly method thereof |
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Application publication date: 20210129 |