CN111585183A - Autonomous rainproof heat dissipation power distribution cabinet - Google Patents
Autonomous rainproof heat dissipation power distribution cabinet Download PDFInfo
- Publication number
- CN111585183A CN111585183A CN202010492806.2A CN202010492806A CN111585183A CN 111585183 A CN111585183 A CN 111585183A CN 202010492806 A CN202010492806 A CN 202010492806A CN 111585183 A CN111585183 A CN 111585183A
- Authority
- CN
- China
- Prior art keywords
- permanent magnet
- guide pipe
- groove
- power distribution
- box body
- 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.)
- Granted
Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims 1
- 239000007921 spray Substances 0.000 abstract description 3
- 230000005389 magnetism Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 241000255925 Diptera Species 0.000 description 3
- 239000000872 buffer Substances 0.000 description 3
- 244000045947 parasite Species 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000077 insect repellent Substances 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/12—Scaring or repelling devices, e.g. bird-scaring apparatus using odoriferous substances, e.g. aromas, pheromones or chemical agents
-
- 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
-
- 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
-
- 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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Birds (AREA)
- Toxicology (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses an autonomous rainproof heat-dissipation power distribution cabinet which comprises a box body, wherein a guide pipe is inserted into the upper end of the box body, a fixing frame is fixedly connected to the upper end of the guide pipe, a circulation groove is horizontally formed in the fixing frame, the upper end of the guide pipe is communicated with the middle of the circulation groove, a heat conduction barrel is coaxially arranged in the guide pipe, a first permanent magnet block is hermetically and slidably connected in the heat conduction barrel, a driving agent is filled in a sealed space formed by the lower end face of the first permanent magnet block and the heat conduction barrel, sliding grooves are symmetrically formed in the fixing frame, a second permanent magnet block is slidably connected in each sliding groove, and the magnetic poles of the two opposite sides of the second permanent magnet. When the rain-proof box is used, the guide pipe is opened to radiate the heat in the box body and spray the insect-repelling liquid to the inner hole only when the temperature in the box body is overhigh, the pertinence is strong, and meanwhile, the guide pipe can be blocked in time during rainfall by arranging the expanding agent and the third permanent magnet, so that the rainwater is prevented from entering the box body.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to an autonomous rainproof heat-dissipation power distribution cabinet.
Background
According to needs, a plurality of power distribution cabinets are arranged outdoors, the power distribution cabinets arranged outdoors are usually in a closed state for preventing burglary, preventing mosquitoes and preventing rain, however, more power devices are often installed in the power distribution cabinets, more heat can be generated when the power devices operate, the internal gas flowability of the power distribution cabinets in the closed state is poor, so that the internal heat of the power distribution cabinets can not be timely discharged, the operation of the power devices in the power distribution cabinets can be influenced, and the service life of the power devices can be reduced.
Therefore, an autonomous rainproof heat dissipation power distribution cabinet is provided.
Disclosure of Invention
The invention aims to solve the problem that in the prior art, a vent cannot be closed in a rainy day by the existing power distribution cabinet, so that rainwater easily enters the power distribution cabinet to form potential safety hazards, and provides an autonomous rainproof heat-dissipation power distribution cabinet.
In order to achieve the purpose, the invention adopts the following technical scheme:
an autonomous rainproof heat-dissipation power distribution cabinet comprises a box body, wherein a guide pipe is inserted into the upper end of the box body, a fixing frame is fixedly connected to the upper end of the guide pipe, a circulation groove is horizontally formed in the fixing frame, the upper end of the guide pipe is communicated with the middle of the circulation groove, a heat conduction barrel is coaxially arranged in the guide pipe, a first permanent magnet is hermetically and slidably connected in the heat conduction barrel, a driving agent is filled in a sealing space formed by the lower end face of the first permanent magnet and the heat conduction barrel, sliding grooves are symmetrically formed in the fixing frame, a second permanent magnet is slidably connected in each sliding groove, the magnetic poles of the opposite sides of the two second permanent magnets are opposite, and the magnetic poles of the opposite sides of each second permanent magnet and the first permanent magnet are the;
the improved structure of the water-permeable plate is characterized in that a containing groove is formed in the upper end face of the fixing frame, a movable plate is elastically connected in the containing groove through a reset spring, the side wall of the movable plate is connected with the containing groove in a sliding mode in a sealing mode, a water permeable plate is fixedly arranged at the groove opening of the containing groove, an expanding agent is filled between the water permeable plate and the movable plate, the lower end of the movable plate is symmetrically connected with third permanent magnets through connecting rods, the third permanent magnets are located in circulation grooves, mounting grooves matched with the third permanent magnets are symmetrically formed in the bottom wall of the circulation grooves, and magnetic poles of the second permanent magnets corresponding to the positions of the third permanent magnets are.
Preferably, the cross-sectional area of both ends of the flow channel is larger than the cross-sectional area of the middle part.
Preferably, each second permanent magnet is in sliding connection with a corresponding sliding groove in a sealing manner, the lower end of the fixing frame is symmetrically connected with a mounting box, a unidirectional liquid inlet pipe is communicated between the mounting box and the sliding groove corresponding to the position, and a unidirectional liquid outlet pipe is arranged on each second permanent magnet.
The invention has the beneficial effects that:
1. in the invention, the box body is in a closed state in a normal state, so that the insect-proof and rain-proof effects can be achieved, and the guide pipe can be conducted only when the temperature in the box body is overhigh, so that the hot air in the box body is discharged from the guide pipe.
2. Through setting up mount and circulation groove, utilized the interior gas mobility of box relatively poor and the better characteristics of box outside air mobility, formed the pressure differential in pipe up end department, realized the convulsions formula heat dissipation in the box, the effectual poor problem that leads to the switch board radiating effect poor of air mobility in having solved traditional switch board, and it is input to need not external energy, and is energy-concerving and environment-protective.
3. Through setting up expanding agent and third permanent magnetism piece, utilize the quick expanded characteristic of expanding agent water absorption to drive the motion of third permanent magnetism piece to can in time plug the pipe when the rainfall, avoid the rainwater to get into the box.
4. Through setting up one-way feed liquor pipe and one-way fluid-discharge tube, when the first permanent-magnet piece of high temperature drive was opened the pipe in the box, utilize the second permanent-magnet piece extrusion temporary storage area for expelling parasite liquid in the temporary storage area sprays in the pipe through one-way fluid-discharge tube, thereby can avoid the pipe external mosquito to get into in the box when opening.
Drawings
Fig. 1 is a schematic structural diagram of an autonomous rainproof heat-dissipating power distribution cabinet in an embodiment 1 according to the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a schematic structural diagram of an autonomous rainproof heat-dissipating power distribution cabinet in accordance with embodiment 2 of the present invention;
fig. 4 is an enlarged view at B in fig. 3.
In the figure: the device comprises a box body 1, a guide pipe 2, a fixing frame 3, a circulation groove 4, a heat conducting cylinder 5, a first permanent magnet 6, a sliding groove 7, a second permanent magnet 8, a return spring 9, a movable plate 10, a placing groove 11, a mounting groove 12, a third permanent magnet 13, a mounting box 14, a one-way liquid discharge pipe 15 and a one-way liquid inlet pipe 16.
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.
Example 1
Referring to fig. 1-2, an autonomous rainproof heat-dissipating power distribution cabinet comprises a cabinet body 1, a conduit 2 is inserted into the middle of the upper end of the cabinet body 1, the lower end of the conduit 2 is communicated with the interior of the cabinet body 1, a fixed frame 3 is fixedly connected to the upper end of the conduit 2, a circulation groove 4 is horizontally arranged on the fixed frame 3, the upper end of the conduit 2 is communicated with the middle of the circulation groove 4, the cross-sectional areas of the two ends of the circulation groove 4 are larger than the cross-sectional area of the middle, namely, the circulation groove 4 is in a venturi tube shape, the upper end of the conduit 2 is communicated with the circulation groove 4 and is positioned at the contraction section of the circulation groove 4, a heat conduction tube 5 is coaxially arranged in the conduit 2, a first permanent magnet 6 is hermetically and slidably connected in the heat conduction tube 5, a sealing space formed by the lower end face of the first permanent magnet 6 and the heat conduction tube 5 is, when the driving agent expands to push the first permanent magnet 6 to move upwards, the arrangement of the through hole enables gas above the first permanent magnet 6 to be discharged from the through hole to the outside to avoid the influence on the movement of the first permanent magnet 6, the fixed frame 3 and the guide pipe 2 are symmetrically provided with sliding grooves 7, each sliding groove 7 is internally connected with a second permanent magnet 8 in a sliding manner, the magnetic poles of one opposite sides of the two second permanent magnets 8 are opposite, and the magnetic poles of one opposite side of each second permanent magnet 8 and the first permanent magnet 6 are the same;
the standing groove 11 has been seted up to 3 up end of mount, there is fly leaf 10 through reset spring 9 elastic connection in the standing groove 11, and fly leaf 10 lateral wall and the sealed sliding connection of standing groove 11, the fixed porous disk that is equipped with in 11 notch departments of standing groove, it has the expanding agent to fill between porous disk and the fly leaf 10, the expanding agent can adopt polyacrylamide, it has the back rapid expansion that absorbs water, the characteristic that recovers after the dehydration, fly leaf 10 lower extreme has third permanent magnetism piece 13 through connecting rod symmetric connection, and a plurality of third permanent magnetism pieces 13 all are located circulation groove 4, symmetry seted up on the diapire in circulation groove 4 with third permanent magnetism piece 13 complex mounting groove 12, the second permanent magnetism piece 8 that the position corresponds is the same with the relative one side magnetic pole of third permanent magnetism piece 13.
The invention can be illustrated by the following operating modes: initially, as shown in fig. 1, the two second permanent magnets 8 abut against the upper end of the side wall of the heat conducting cylinder 5 under the action of the magnetic attraction between the two second permanent magnets to block and seal the conduit 2, when the temperature in the box body 1 gradually rises, the driving agent in the heat conducting cylinder 5 slowly evaporates, when the temperature in the box body 1 reaches the boiling point of the driving agent, the driving agent is quickly gasified and pushes the first permanent magnet 6 to move upward, when the first permanent magnet 6 moves to the vicinity of the second permanent magnet 8, the magnetic repulsion force between the second permanent magnet 8 and the first permanent magnet 6 is greater than the magnetic attraction between the two second permanent magnets 8, the two second permanent magnets 8 contract into the corresponding chutes 7, the conduit 2 is conducted, when wind blows through the circulation groove 4 from the outside, the flow velocity of the contraction section of the circulation groove 4 becomes fast according to the venturi tube principle, and the bernoulli effect is combined: when the inner protection temperature of the box body 1 is reduced, the driving agent is gradually liquefied to restore the first permanent magnet 6 to move towards the direction far away from the second permanent magnet 8, and the two second permanent magnets 8 approach each other under the action of the magnetic attraction between the two permanent magnets to close the conduit 2 again so as to prevent external impurities from entering the box body 1;
when raining, rainwater penetrates through the permeable plate and is absorbed by the expanding agent, the expanding agent rapidly expands to push the movable plate 10 to move downwards and compress the return spring 9, meanwhile, the movable plate 10 drives the plurality of third permanent magnets 13 to move downwards into the mounting groove 12 through the connecting rod, the second permanent magnets 8 move towards the direction away from the third permanent magnets 13 under the action of the magnetic repulsion force of the third permanent magnets 13 and seal the conduit 2, and it is noted that the repulsion force of the third permanent magnets 13 to the second permanent magnets 8 is greater than the repulsion force of the first permanent magnets 6 to the second permanent magnets 8, so that when raining is avoided, the conduit 2 is opened due to high temperature inside the box body 1, rainwater enters the box body 1, when weather is clear, the expanding agent loses water and recovers, and the movable plate 10 resets under the action of the elastic force of the return spring 9.
Example 2
Referring to fig. 3 to 4, the present embodiment is different from embodiment 1 in that: every second permanent magnetism piece 8 all with the spout 7 sealing sliding connection that corresponds, and the second permanent magnetism piece 8 keeps away from the sealed space that heat-conducting tube 5's terminal surface and spout 7 constitute and is the temporary storage area, all be full of insect repellant liquid in temporary storage area and the mounting box 14, 3 lower extreme symmetric connection of mount have the mounting box 14 that is used for storing insect repellant liquid, the intercommunication is equipped with one-way feed liquor pipe 16 between the mounting box 14 that the position corresponds and the temporary storage area, one-way feed liquor pipe 16 only allows in the mounting box 14 in gaseous or liquid gets into the temporary storage area through one-way feed liquor pipe 16, all be equipped with one-way fluid-discharge tube 15 on every second permanent magnetism piece 8, one-way fluid-discharge tube 15 only allows gaseous or liquid in the temporary storage area to get into pipe 2 through one-.
When the first permanent magnet 6 of high temperature drive in box 1 upwards moves and makes second permanent magnet 8 shrink to open pipe 2 in the spout 7, 8 extrusion buffers of second permanent magnet, expelling parasite liquid in the buffers sprays in pipe 2 through one-way fluid-discharge tube 16, thereby can avoid pipe 2 external mosquito get into in box 1 when opening, two blocks of second permanent magnet 8 are close to each other under the magnetic attraction effect between the two when plugging pipe 2 once more, expelling parasite liquid in the mounting box 14 supplements the entering buffers through one-way fluid inlet tube 16 and uses in order to treat next time.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (3)
1. An autonomous rainproof heat-dissipation power distribution cabinet, which comprises a cabinet body (1) and is characterized in that, a guide pipe (2) is inserted at the upper end of the box body (1), a fixed frame (3) is fixedly connected at the upper end of the guide pipe (2), a circulation groove (4) is horizontally arranged on the fixed frame (3), the upper end of the conduit (2) is communicated with the middle part of the circulation groove (4), a heat conducting cylinder (5) is coaxially arranged in the conduit (2), the heat conducting cylinder (5) is internally connected with a first permanent magnet (6) in a sealing and sliding way, and a sealing space formed by the lower end surface of the first permanent magnet block (6) and the heat conducting cylinder (5) is filled with a driving agent, the fixing frame (3) is symmetrically provided with sliding chutes (7), each sliding chute (7) is internally connected with a second permanent magnet (8) in a sliding manner, the opposite magnetic poles of the two second permanent magnets (8) are opposite, and the opposite magnetic poles of each second permanent magnet (8) and the first permanent magnet (6) are the same;
the improved water-permeable plate is characterized in that a placing groove (11) is formed in the upper end face of the fixing frame (3), a movable plate (10) is elastically connected into the placing groove (11) through a reset spring (9), the side wall of the movable plate (10) is in sealing sliding connection with the placing groove (11), a water permeable plate is fixedly arranged at the notch of the placing groove (11), an expanding agent is filled between the water permeable plate and the movable plate (10), a third permanent magnet (13) is symmetrically connected to the lower end of the movable plate (10) through a connecting rod, the third permanent magnets (13) are located in the circulation groove (4), an installation groove (12) matched with the third permanent magnet (13) is symmetrically formed in the inner bottom wall of the circulation groove (4), and the magnetic poles of one side, corresponding to the second permanent magnet (8) in position, of the second permanent magnet are identical to the magnetic poles.
2. The autonomous rainproof and heat-dissipating power distribution cabinet according to claim 1, wherein the cross-sectional area of each end of the circulation groove (4) is larger than that of the middle of the circulation groove.
3. The autonomous rainproof heat-dissipation power distribution cabinet according to claim 1, wherein each second permanent magnet (8) is in sliding connection with a corresponding sliding chute (7) in a sealing manner, the lower end of the fixed frame (3) is symmetrically connected with a mounting box (14), a unidirectional liquid inlet pipe (16) is communicated between the mounting box (14) and the sliding chute (7) in the corresponding position, and a unidirectional liquid outlet pipe (15) is arranged on each second permanent magnet (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010492806.2A CN111585183B (en) | 2020-06-03 | 2020-06-03 | Autonomous rainproof heat dissipation power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010492806.2A CN111585183B (en) | 2020-06-03 | 2020-06-03 | Autonomous rainproof heat dissipation power distribution cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111585183A true CN111585183A (en) | 2020-08-25 |
| CN111585183B CN111585183B (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010492806.2A Active CN111585183B (en) | 2020-06-03 | 2020-06-03 | Autonomous rainproof heat dissipation power distribution cabinet |
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| Country | Link |
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| CN (1) | CN111585183B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482230A (en) * | 2020-11-26 | 2021-03-12 | 河南省第一公路工程有限公司 | Bridge guardrail base design built-up plate |
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| JP2013005670A (en) * | 2011-06-21 | 2013-01-07 | Nissin Electric Co Ltd | Distribution board |
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| CN111092372A (en) * | 2019-12-31 | 2020-05-01 | 安徽明诚电力设备安装有限公司 | Self-extinguishing type electrical switch cabinet |
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2020
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Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010058502A (en) * | 1999-12-30 | 2001-07-06 | 윤영석 | Device for testing water pressure of tube and tubesheet junction of large heat exchanger |
| JP2013005670A (en) * | 2011-06-21 | 2013-01-07 | Nissin Electric Co Ltd | Distribution board |
| CN107196214A (en) * | 2015-09-24 | 2017-09-22 | 李聪 | A kind of convection type radiating electric power cabinet |
| CN207947521U (en) * | 2017-10-31 | 2018-10-09 | 天津市凯源新能电气有限公司 | A kind of efficiently moisture-proof heat dissipation transformation cabinet |
| CN207571617U (en) * | 2017-12-18 | 2018-07-03 | 山东科技大学 | A kind of electric power temperature control device |
| CN108666895A (en) * | 2018-05-23 | 2018-10-16 | 马勇 | One kind being based on city's electrical transmission outdoor electric equipment protection cabinet |
| CN110984818A (en) * | 2018-12-25 | 2020-04-10 | 李世芳 | Anti-oxygen-deficiency sealing door for bathroom and using method thereof |
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| CN110911970A (en) * | 2019-12-11 | 2020-03-24 | 曹欢 | Automatic fire extinguishing device suitable for small-size switch board |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112482230A (en) * | 2020-11-26 | 2021-03-12 | 河南省第一公路工程有限公司 | Bridge guardrail base design built-up plate |
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| CN111585183B (en) | 2021-10-15 |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Chunli Inventor after: Hui Ling Qin Inventor after: Ren Zongyu Inventor before: Ren Zongyu |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210923 Address after: No.6, Minzhu Road, Xingning District, Nanning City, Guangxi Zhuang Autonomous Region Applicant after: GUANGXI POWER GRID Co.,Ltd. Address before: 225100 No.16, Jinhuai Road, Hanjiang District, Yangzhou City, Jiangsu Province Applicant before: Ren Zongyu |
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