CN111092381A - Fire control switch board - Google Patents
Fire control switch board Download PDFInfo
- Publication number
- CN111092381A CN111092381A CN202010077191.7A CN202010077191A CN111092381A CN 111092381 A CN111092381 A CN 111092381A CN 202010077191 A CN202010077191 A CN 202010077191A CN 111092381 A CN111092381 A CN 111092381A
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- China
- Prior art keywords
- fire
- box body
- fighting
- dry powder
- fixedly arranged
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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
- H02B1/46—Boxes; Parts thereof or accessories therefor
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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
- A62C35/00—Permanently-installed equipment
- A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
- A62C35/10—Containers destroyed or opened by flames or heat
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
-
- 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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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
A fire control switch board includes: box mechanism, fire control mechanism, switch are dialled and are opened the mechanism, box mechanism includes: the device comprises a box body, a rotating hinge, an external wiring terminal, an air switch, an exhaust fan, an electric appliance wire outlet and an exhaust net; the box body is provided with a rotary hinge, and the interior of the box body can be used for arranging circuits and electrical elements; the external wiring terminal is fixedly arranged on the lower end face of the box body and can be connected with external voltage; the air switch is fixedly arranged on the rear end face inside the box body; the exhaust fan is fixedly arranged on the side end surface in the box body; an electrical appliance outlet is arranged on the side end face of the box body; the exhaust net is fixedly arranged on the exhaust fan and can be used for preventing dust from entering; the fire fighting mechanism is fixedly arranged in the box body; the switch poking mechanism is fixedly arranged inside the box body; the fire-fighting mechanism can realize fire fighting; the switch toggle mechanism may be used to automatically toggle the air switch.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a fire-fighting power distribution cabinet.
Background
Because there is a large amount of with electrical apparatus in the switch board inside, so inside temperature is higher, the conflagration of taking place easily, also can not in time switch the circuit when the circuit is on fire, consequently needs a fire control switch board, can realize the function of automatic fire extinguishing and automatic setting switch when the circuit is on fire.
Disclosure of Invention
In order to solve the problems, the invention provides a fire-fighting power distribution cabinet, a dry powder box is pressurized by an air pump arranged in a barometer, and the dry powder fire-fighting pipe and the dry powder box are mutually communicated, so that the dry powder fire-fighting pipe is always in a pressurizing state, the pressurization of the dry powder fire-fighting pipe can be realized, when a circuit fires, the effect of automatically extinguishing a fire can be realized, the fire is prevented from happening, the safety of people is greatly guaranteed, the function of automatically dialing a switch can be realized, and the problem that no person turns on the switch when the circuit fires can be effectively prevented.
The technical scheme adopted by the invention is as follows: a fire protection switch board, comprising: box mechanism, fire control mechanism, switch are dialled and are opened the mechanism, box mechanism includes: the device comprises a box body, a rotating hinge, an external wiring terminal, an air switch, an exhaust fan, an electric appliance wire outlet and an exhaust net; a rotating hinge is arranged on the box body; the external wiring terminal is fixedly arranged on the lower end face of the box body; the air switch is fixedly arranged on the rear end face inside the box body; the exhaust fan is fixedly arranged on the side end surface in the box body; an electrical appliance outlet is arranged on the side end face of the box body; the exhaust net is fixedly arranged on the exhaust fan; the fire fighting mechanism is fixedly arranged in the box body; the switch poking-opening mechanism is fixedly arranged inside the box body, a dry powder fire fighting pipe of the fire fighting mechanism is fixedly arranged along the periphery inside the box body of the box body mechanism, a glass column is arranged on the fire fighting spray head, and the switch poking-opening mechanism is fixedly arranged at the bottom inside the box body;
the fire extinguishing box comprises a box body mechanism, a fire control nozzle and a switch poking-opening mechanism, wherein the box body mechanism is internally provided with a circuit and electrical elements, when a fire disaster happens, the temperature of organic solution in a glass column rises and expands until the glass column is broken, and dry powder in a dry powder fire fighting pipe can be sprayed due to the broken glass column on the fire control nozzle, so that the fire extinguishing effect is realized, and the switch poking-opening mechanism can automatically poke an air switch of the box body mechanism.
Further, the box mechanism further comprises: the fire-fighting alarm, the fire-fighting controller, the top rain baffle, the box body door and the door lock button; the fire-fighting controller is fixedly arranged on the side section of the box body; the lower end surface of the fire alarm is fixedly connected with the upper end surface of the fire controller.
Further, the fire fighting mechanism comprises: the fire-fighting interlayer plate, the partition plate ventilation opening, the dry powder fire-fighting pipe, the dry powder box, the barometer and the dry powder inlet; the fire-fighting interlayer plate is fixedly arranged on the rear end surface in the box body; a clapboard ventilation opening is arranged on the fire-fighting interlayer plate; the dry powder box is fixedly arranged on the bottom end surface of the outer side of the fire-fighting interlayer plate; the upper end surface of the dry powder box is provided with a barometer; a dry powder inlet is arranged on the side end face of the dry powder box; the dry powder fire fighting pipe is interconnected and communicated with the dry powder box.
Further, the fire fighting mechanism further comprises: a three-way pipe, a fire nozzle and a glass column; the three-way pipe is fixedly arranged at the joint of the dry powder fire fighting pipe, and the two horizontal ways of the three-way pipe are mutually communicated with the dry powder fire fighting pipe; the fire-fighting nozzle is fixedly arranged on the vertical through pipe of the three-way pipe; be equipped with the glass post on the fire control shower nozzle, four sides of top weather shield all are the slope shape, and the top surface of top weather shield is provided with lightning arrester.
Further, the switch toggle mechanism includes: the sliding block seat, the sliding block, the motor, the driving gear, the driven gear, the rack and the switch lock catch are arranged on the sliding block seat; the sliding block seat is fixedly arranged on the rear end surface in the box body; the sliding block is connected with the sliding block seat in a sliding way; the rack is fixedly arranged on the side section of the sliding block; the motor is fixedly arranged at the notch of the side end face of the sliding block seat, and a motor shaft of the motor is fixedly connected with the driving gear; the driven gear is rotatably arranged on the side end face of the sliding block seat; the driven gear is meshed with the driving gear; the driven gear is meshed with the rack; the lower end face of the switch lock catch is fixedly connected with the upper end face of the sliding block, the power supply of the motor is an independent storage battery, and the storage battery is charged through an internal circuit of the box body.
Due to the adoption of the technical scheme, the invention has the following advantages:
(1) the dry powder fire fighting pipe is always in a pressurizing state due to the fact that the dry powder fire fighting pipe and the dry powder box are mutually communicated, and therefore the dry powder fire fighting pipe can be pressurized;
(2) when a fire disaster occurs, the temperature of the organic solution rises and expands until the glass column is broken, and the glass column on the fire-fighting nozzle is broken, so that the dry powder in the dry powder fire-fighting pipe can be sprayed, and the fire-fighting effect is realized;
(3) the motor drives the driving gear, so that the driven gear drives the rack, the sliding block slides on the sliding block seat, and the air switch is automatically switched by the switch lock catch.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2, 3 and 4 are schematic structural views of the interior of the overall structure of the present invention.
Fig. 5 and 6 are schematic structural views of the box mechanism of the present invention.
Fig. 7 and 8 are schematic structural views of the fire fighting mechanism of the present invention.
Fig. 9 is a schematic view of the switch opening mechanism of the present invention.
Reference numerals: 1-a box body mechanism; 2-a fire-fighting organization; 3-a switch toggle mechanism; 101-a box body; 102-rotating the hinge; 103-external terminal; 104-an air switch; 105-an exhaust fan; 106-electrical appliance outlet; 107-fire alarm; 108-a fire controller; 109-an exhaust net; 110-top flashing; 111-a cabinet door; 112-door lock button; 201-fire-fighting interlayer plate; 202-a baffle vent; 203-dry powder fire hose; 204-dry powder box; 205-barometer; 206-dry powder import; 207-tee pipe; 208-a fire sprinkler; 209-glass column; 301-slider seat; 302-a slider; 303-a motor; 304-a drive gear; 305-a driven gear; 306-a rack; 307-switch lock catch.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In an embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, and fig. 9, a fire fighting power distribution cabinet includes: box mechanism 1, fire control mechanism 2, switch are dialled and are opened mechanism 3, and box mechanism 1 includes: the device comprises a box body 101, a rotating hinge 102, an external wiring terminal 103, an air switch 104, an exhaust fan 105, an electric appliance outlet 106 and an exhaust net 109; a rotating hinge 102 is arranged on the box body 101, and the inside of the box body 101 can be used for arranging circuits and electrical elements; the external wiring terminal 103 is fixedly arranged on the lower end face of the box body 101, and the external wiring terminal 103 can be connected with external voltage; the air switch 104 is fixedly arranged on the rear end face inside the box body 101, and the air switch 104 is used for protecting a circuit; the exhaust fan 105 is fixedly arranged on the side end surface inside the box body 101, and the exhaust fan 105 can exhaust heat to the outside; an electrical appliance outlet 106 is arranged on the side end face of the box body 101, and the electrical appliance outlet 106 can separate out internal electric wires; the exhaust net 109 is fixedly arranged on the exhaust fan 105, and the exhaust net 109 can be used for preventing dust from entering;
the fire fighting mechanism 2 is fixedly arranged in the box body 101; the switch poking mechanism 3 is fixedly arranged in the box body 101; the fire-fighting mechanism 2 can realize fire fighting; the switch toggle mechanism 3 can be used to automatically toggle the air switch 104.
In an alternative implementation of the embodiment of the present invention, as shown in fig. 6, the box mechanism 1 further includes: fire alarm 107, fire controller 108, top flashing 110, chest door 111 and door lock button 112; the fire-fighting controller 108 is fixedly arranged on the side section of the box body 101, a sensor is arranged in the fire-fighting controller 108, and a signal is transmitted to the fire-fighting alarm 107; the lower end surface of the fire alarm 107 is fixedly connected with the upper end surface of the fire controller 108, and the fire alarm 107 can realize the alarm function; the top rain shield 110 is fixedly arranged on the upper end surface of the box body 101, and the top rain shield 110 can shield rain for the box body 101; the box body door 111 is fixedly connected with the rotating part of the rotating hinge 102; be equipped with lock button 112 on box door 111, lock button 112 can lock box door 111, and four sides of top weather shield 110 all are the slope shape to be favorable to the discharge of rainwater, the top surface of top weather shield 110 is provided with lightning arrester, prevents that the switch board from being struck by lightning.
In an alternative embodiment of the present invention, as shown in fig. 7 and 8, the fire fighting mechanism 2 includes: a fire-fighting interlayer plate 201, a clapboard ventilation opening 202, a dry powder fire-fighting pipe 203, a dry powder box 204, a barometer 205 and a dry powder inlet 206; the fire-fighting interlayer plate 201 is fixedly arranged on the rear end face inside the box body 101; a partition ventilation opening 202 is formed in the fire-fighting partition plate 201; the dry powder box 204 is fixedly arranged on the bottom end face of the outer side of the fire-fighting interlayer plate 201, and the dry powder box 204 can store dry powder; the upper end surface of the dry powder box 204 is provided with a barometer 205, and the barometer 205 can display the internal pressure when being pressed again; a dry powder inlet 206 is formed in the side end face of the dry powder box 204, and dry powder can enter the dry powder box 204 through the dry powder inlet 206; the dry powder fire fighting pipe 203 is interconnected and communicated with the dry powder tank 204; the dry powder tank 204 is pressurized by an air pump arranged in the barometer 205, and the dry powder fire fighting pipe 203 is always in a pressurized state due to the interconnection and intercommunication of the dry powder fire fighting pipe 203 and the dry powder tank 204, so that the pressurization of the dry powder fire fighting pipe 203 can be realized.
In an alternative implementation of the embodiment of the present invention, as shown in fig. 7, the fire fighting mechanism 2 further includes: a tee 207, a fire sprinkler 208 and a glass column 209; the three-way pipe 207 is fixedly arranged at the interface of the dry powder fire fighting pipe 203, and the two horizontal passages of the three-way pipe 207 are interconnected and communicated with the dry powder fire fighting pipe 203; the fire-fighting nozzle 208 is fixedly arranged on a vertical through pipe of the three-way pipe 207; the fire-fighting nozzle 208 is provided with a glass column 209, the glass column 209 is filled with organic solution with high thermal expansion coefficient, generally kerosene, and the glass column 209 bears a certain supporting force at normal temperature to ensure the sealing performance of the fire-fighting nozzle 208; when a fire breaks out, the temperature of the organic solution rises and expands until the glass column 209 is broken, and dry powder inside the dry powder fire fighting pipe 203 can be sprayed due to the broken glass column 209 on the fire fighting nozzle 208, so that the fire fighting effect is realized.
In an alternative embodiment of the present invention, as shown in fig. 9, the switch opening mechanism 3 includes: the slider holder 301, the slider 302, the motor 303, the driving gear 304, the driven gear 305, the rack 306 and the switch catch 307; the slider seat 301 is fixedly arranged on the rear end face inside the box body 101; the slider 302 is connected with the slider seat 301 in a sliding manner; the rack 306 is fixedly arranged on the side end face of the sliding block 302; the motor 303 is fixedly arranged at the notch of the side end face of the slider seat 301, and the shaft of the motor 303 is fixedly connected with the driving gear 304; the driven gear 305 is rotatably mounted on the side end surface of the slider holder 301; the driven gear 305 is meshed with the driving gear 304; the driven gear 305 is engaged with the rack 306; the lower end surface of the switch lock 307 is fixedly connected with the upper end surface of the slide block 302; the driving gear 304 is driven by the motor 303, and the driven gear 305 drives the rack 306, so that the sliding block 302 slides on the sliding block seat 301, the air switch 104 is automatically switched on and off by the switch lock catch 307, the power supply of the motor 303 is an independent storage battery, the storage battery is charged through an internal circuit of the box body 101, when a fire breaks out, the internal circuit of the box body 101 can be powered off or damaged, but the independent storage battery still stores electricity, and the power supply is provided for the motor 303 through the storage battery.
Claims (8)
1. The utility model provides a fire control switch board which characterized in that includes: the fire-fighting box comprises a box body mechanism (1), a fire-fighting mechanism (2) and a switch poking-out mechanism (3);
the dry powder fire fighting pipe (203) of the fire fighting mechanism (2) is fixedly installed along one circle inside the box body (101) of the box body mechanism (1), a glass column (209) is arranged on the fire fighting spray head (208), and the switch poking mechanism (3) is fixedly installed at the bottom inside the box body (101);
the fire extinguishing box is characterized in that lines and electrical elements are arranged inside the box body mechanism (1), when a fire disaster happens, the temperature of organic solution in the glass column (209) rises and expands until the glass column (209) is broken, and dry powder inside the dry powder fire fighting pipe (203) can be sprayed due to the broken glass column (209) on the fire fighting spray head (208), so that the fire extinguishing effect is achieved, and the switch poking mechanism (3) can automatically poke the air switch (104) of the box body mechanism (1).
2. The fire protection switch board of claim 1, characterized in that: the box mechanism (1) further comprises: the device comprises a rotary hinge (102), an external binding post (103), an exhaust fan (105), an electric appliance outlet (106) and an exhaust net (109);
a rotating hinge (102) is arranged on the box body (101); the external wiring column (103) is fixedly arranged on the lower end surface of the box body (101); the air switch (104) is fixedly arranged on the rear end face inside the box body (101); the exhaust fan (105) is fixedly arranged on the side end surface in the box body (101); an electrical appliance outlet (106) is arranged on the side end surface of the box body (101); the exhaust net (109) is fixedly arranged on the exhaust fan (105).
3. Fire fighting distribution cabinet according to claim 2, characterized in that the box body mechanism (1) further comprises: a fire alarm (107), a fire controller (108), a top flashing (110), a chest door (111) and a door lock button (112);
the fire-fighting controller (108) is fixedly arranged on the side section of the box body (101); the lower end surface of the fire alarm (107) is fixedly connected with the upper end surface of the fire controller (108); the top rain baffle (110) is fixedly arranged on the upper end surface of the box body (101); the box body door (111) is fixedly connected with the rotating part of the rotating hinge (102); a door lock button (112) is arranged on the box body door (1111).
4. A fire control switch board of claim 3, characterized in that: four side surfaces of the top rain baffle (110) are all in a slope shape, and the top surface of the top rain baffle (110) is provided with a lightning arrester.
5. Fire fighting distribution cabinet according to claim 1, characterized in that the fire fighting entity (2) comprises: the fire-fighting partition plate comprises a fire-fighting partition plate (201), a partition ventilation opening (202), a dry powder fire-fighting pipe (203), a dry powder box (204), a barometer (205) and a dry powder inlet (206);
the fire-fighting interlayer plate (201) is fixedly arranged on the rear end face inside the box body (101); a clapboard ventilation opening (202) is arranged on the fire-fighting interlayer plate (201); the dry powder box (204) is fixedly arranged on the bottom end surface of the outer side of the fire-fighting interlayer plate (201); a barometer (205) is arranged on the upper end face of the dry powder box (204); a dry powder inlet (206) is arranged on the side end surface of the dry powder box (204); the dry powder fire fighting pipe (203) is interconnected and communicated with the dry powder tank (204).
6. Fire fighting distribution cabinet according to claim 5, characterized in that the fire fighting entity (2) further comprises: a tee pipe (207);
the three-way pipe (207) is fixedly arranged at the interface of the dry powder fire fighting pipe (203), and the two horizontal channels of the three-way pipe (207) are interconnected and communicated with the dry powder fire fighting pipe (203); the fire-fighting spray head (208) is fixedly arranged on a vertical through pipe of the three-way pipe (207); the top end of the fire-fighting nozzle (208) is provided with a glass column (209), and organic solution is contained in the glass column (209).
7. Fire fighting distribution cabinet according to claim 1, characterized in that the switch toggle-out mechanism (3) comprises: the sliding block device comprises a sliding block seat (301), a sliding block (302), a motor (303), a driving gear (304), a driven gear (305), a rack (306) and a switch lock catch (307);
the sliding block seat (301) is fixedly arranged on the rear end face in the box body (101); the sliding block (302) is connected with the sliding block seat (301) in a sliding way; the rack (306) is fixedly arranged on the side section of the sliding block (302); the motor (303) is fixedly arranged at the notch of the side end surface of the sliding block seat (301), and the motor shaft of the motor is fixedly connected with the driving gear (304); the driven gear (305) is rotatably arranged on the side end surface of the slider seat (301); the driven gear (305) is meshed with the driving gear (304); the driven gear (305) is meshed with the rack (306); the lower end surface of the switch lock catch (307) is fixedly connected with the upper end surface of the sliding block (302).
8. The fire protection switch board of claim 7, characterized in that: the power supply of the motor (303) is an independent storage battery, and the storage battery is charged through an internal circuit of the box body (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010077191.7A CN111092381B (en) | 2020-01-24 | 2020-01-24 | Fire control switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010077191.7A CN111092381B (en) | 2020-01-24 | 2020-01-24 | Fire control switch board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111092381A true CN111092381A (en) | 2020-05-01 |
| CN111092381B CN111092381B (en) | 2021-11-05 |
Family
ID=70399768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010077191.7A Active CN111092381B (en) | 2020-01-24 | 2020-01-24 | Fire control switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111092381B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116350971A (en) * | 2023-05-19 | 2023-06-30 | 常州德众新能源有限公司 | Flame-retardant fire-extinguishing electrical control cabinet |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200998549Y (en) * | 2007-01-16 | 2008-01-02 | 李文岳 | Automatic fire extinguisher |
| CN101710554B (en) * | 2009-09-29 | 2013-01-23 | 湖北盛佳电器设备有限公司 | A-type intelligent circuit breaker with automatic switching-on function |
| CN107528225B (en) * | 2017-10-12 | 2023-08-04 | 威腾电气集团股份有限公司 | Intelligent medium-voltage switch equipment |
-
2020
- 2020-01-24 CN CN202010077191.7A patent/CN111092381B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116350971A (en) * | 2023-05-19 | 2023-06-30 | 常州德众新能源有限公司 | Flame-retardant fire-extinguishing electrical control cabinet |
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| Publication number | Publication date |
|---|---|
| CN111092381B (en) | 2021-11-05 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20211015 Address after: 230000 room 1101, building 2, Jinghe garden, the intersection of qiaotouji road and Gongyuan Road, Dianbu Town, Feidong County, Hefei City, Anhui Province Applicant after: Hefei paiba Electric Technology Co.,Ltd. Address before: 150000 Harbin Huitong Power Equipment Co., Ltd., No. 1, gungang street, Power District, Harbin, Heilongjiang Applicant before: Chen Changjiang |
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Effective date of registration: 20230731 Address after: 413000 longshangang community, Heshan District, Yiyang City, Hunan Province Patentee after: YIYANG YUFENG ELECTRIC Co.,Ltd. Address before: 230000 room 1101, building 2, Jinghe garden, the intersection of qiaotouji road and Gongyuan Road, Dianbu Town, Feidong County, Hefei City, Anhui Province Patentee before: Hefei paiba Electric Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |