CN107342540A - A kind of new distribution device with excellent ventilation effect - Google Patents

A kind of new distribution device with excellent ventilation effect Download PDF

Info

Publication number
CN107342540A
CN107342540A CN201710485394.8A CN201710485394A CN107342540A CN 107342540 A CN107342540 A CN 107342540A CN 201710485394 A CN201710485394 A CN 201710485394A CN 107342540 A CN107342540 A CN 107342540A
Authority
CN
China
Prior art keywords
cabinet
liquid storage
adjustable plate
ventilation effect
storage pipe
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
Application number
CN201710485394.8A
Other languages
Chinese (zh)
Other versions
CN107342540B (en
Inventor
刘学
孟庆贤
孟倩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Hanyi Environmental Protection Technology Co ltd
Original Assignee
Wuhu Branch Photoelectric Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhu Branch Photoelectric Technology Co Ltd filed Critical Wuhu Branch Photoelectric Technology Co Ltd
Priority to CN201710485394.8A priority Critical patent/CN107342540B/en
Publication of CN107342540A publication Critical patent/CN107342540A/en
Application granted granted Critical
Publication of CN107342540B publication Critical patent/CN107342540B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/306Accessories, e.g. windows
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Ventilation (AREA)
  • Devices For Use In Laboratory Experiments (AREA)

Abstract

The present invention proposes a kind of new distribution device with excellent ventilation effect, including power distribution cabinet main body and air draft governor motion;Power distribution cabinet main body includes cabinet, support column and sunshading top, and support column is arranged on above cabinet, and sunshading top is arranged on above support column, is provided with multiple exhaust outlets at the top of cabinet, cabinet bottom is provided with multiple air inlets;Air draft governor motion includes drive device, travelling gear and adjustable plate;Drive device includes the first liquid storage pipe, multiple second liquid storage pipe, installing pipe, adjusting plug and adjusting rods, and the first liquid storage pipe is arranged in cabinet, and adjusting rod is provided with the first engaging groove, and adjustable plate is provided with multiple air guide through holes.The present invention is easy to use, simple in construction, and radiating effect is excellent.

Description

A kind of new distribution device with excellent ventilation effect
Technical field
The present invention relates to electrical equipment, and in particular to a kind of new distribution device with excellent ventilation effect.
Background technology
At present, controller switching equipment and all trades and professions contact it is all very close, regardless of being required for controller switching equipment Do the regulation of electric power.It is more difficult during power distribution cabinet progress position adjustment, inconvenience is brought to user, power distribution cabinet uses process In, power distribution cabinet according to the different adjustment for carrying out radiating effect of use environment, can not have a strong impact on the service life of equipment, therefore Continue to be improved existing power distribution cabinet.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of new distribution with excellent ventilation effect Device.
A kind of new distribution device with excellent ventilation effect proposed by the present invention, including power distribution cabinet main body and air draft are adjusted Save mechanism;
Power distribution cabinet main body includes cabinet, support column and sunshading top, and support column is arranged on above cabinet, and sunshading top is arranged on branch Above dagger, multiple exhaust outlets are provided with the top of cabinet, cabinet bottom is provided with multiple air inlets;
Air draft governor motion includes drive device, travelling gear and adjustable plate;Drive device includes the first liquid storage pipe, multiple Second liquid storage pipe, installing pipe, adjusting plug and adjusting rod, the first liquid storage pipe is arranged in cabinet, and is located at cabinet top, the second storage Liquid pipe is arranged in cabinet, and is located at cabinet top, and the second liquid storage pipe connects the first liquid storage pipe, and installing pipe is arranged on cabinet, And connected with the first liquid storage pipe, adjusting plug is movably mounted in installing pipe, and adjusting plug coordinates with the liquid-tight envelope of installing pipe, adjusting rod On adjusting plug, travelling gear may be rotatably mounted on cabinet, and adjusting rod is provided with the first engaging groove, and adjusting rod passes through One engaging groove is engaged with travelling gear, and adjustable plate is arranged on cabinet horizontally moveablely, and adjustable plate leads to provided with multiple air guides Hole, air guide through hole correspond with exhaust outlet, and adjustable plate movement can make air guide through hole connect area change, adjustable plate with exhaust outlet The second engaging groove is provided with, adjustable plate is engaged by the second engaging groove with adjustable plate.
Preferably, sunshading top is arc, and sunshading top is raised to the side away from cabinet.
Preferably, demarcation strip is installed, between air inlet and exhaust outlet, demarcation strip is provided with more demarcation strip in cabinet Individual air vent.
Preferably, in addition to mobile auxiliary body, mobile auxiliary body include movable stand, universal wheel, mounting blocks, rotating shaft, Rotating cylinder and mobile bar, movable stand are movably mounted in cabinet, and universal wheel is arranged on movable stand, and movable stand movement can make universal Wheel part is outside cabinet, and mounting blocks are arranged in cabinet, and mounting blocks are provided with internal thread hole, and rotating shaft may be rotatably mounted at movement On frame, rotating shaft is provided with the external screw thread being adapted with internal thread hole, and rotating shaft is coordinated by internal thread hole external screw thread with mounting blocks and connected Connect, rotating cylinder is sleeved in rotating shaft, and rotating cylinder is provided with engaging tooth, and mobile bar is movably mounted on cabinet, and mobile bar is provided with the Three engaging grooves, mobile bar and rotating cylinder are engaged by engaging tooth and the 3rd engaging groove, and mobile auxiliary body is located at below demarcation strip.
Preferably, mobile auxiliary body also includes locating rod and return unit, and locating rod is movably mounted on cabinet, positioning Bar movement can lean with mobile bar, return unit connection cabinet and locating rod.
Preferably, grasping bar is installed in locating rod, bar periphery is grasped and is provided with elastic layer.
Preferably, observation window is installed on cabinet, observation block is installed at observation window in cabinet, observes and is scribbled on block Heat discoloration coating.
The present invention is in use, sunshading top can avoid rainwater etc. from entering cabinet, and not influence exhaust outlet air draft, in the first storage The obvious liquid that expands with heat and contract with cold is filled in liquid pipe and the second liquid storage pipe, with the change of cabinet body temperature, liquid in drive device Volume can change, and liquid drives adjusting rod to move by adjusting plug, and adjusting rod drives adjustable plate, regulation by travelling gear Plate movement can realizes the change of exhaust outlet radiating effect, adjusts the change of Board position without additional functionality, effective to save The energy.The present invention is easy to use, simple in construction, and radiating effect is excellent.
Brief description of the drawings
Fig. 1 is a kind of new distribution apparatus structure schematic diagram with excellent ventilation effect proposed by the present invention.
Embodiment
Shown in reference picture 1, a kind of new distribution device with excellent ventilation effect proposed by the present invention, including power distribution cabinet Main body and air draft governor motion;
Power distribution cabinet main body includes cabinet 11, support column 12 and sunshading top 13, and support column 12 is arranged on the top of cabinet 11, sunshade Top 13 is arranged on the top of support column 12, and the top of cabinet 11 is provided with multiple exhaust outlets 111, and the bottom of cabinet 11 is provided with multiple air inlets 112;
Air draft governor motion includes drive device, travelling gear 22 and adjustable plate 23;Drive device includes the first liquid storage pipe 211st, multiple second liquid storage pipes 212, installing pipe 213, adjusting plug 214 and adjusting rod 215, the first liquid storage pipe 211 are arranged on cabinet In 11, and it is located at the top of cabinet 11, the second liquid storage pipe 212 is arranged in cabinet 11, and is located at the top of cabinet 11, the second liquid storage pipe 212 the first liquid storage pipes 211 of connection, installing pipe 213 is arranged on cabinet 11, and is connected with the first liquid storage pipe 211, adjusting plug 214 It is movably mounted in installing pipe 213, adjusting plug 214 coordinates with 213 liquid-tight envelope of installing pipe, and adjusting rod 215 is arranged on adjusting plug On 214, travelling gear 22 may be rotatably mounted on cabinet 11, and adjusting rod 215 is provided with the first engaging groove, and adjusting rod 215 passes through First engaging groove is engaged with travelling gear 22, and adjustable plate 23 is arranged on cabinet 11 horizontally moveablely, and adjustable plate 23 is provided with Multiple air guide through holes 231, air guide through hole 231 correspond with exhaust outlet 111, the movement of adjustable plate 23 can make air guide through hole 231 with Exhaust outlet 111 connects area and changed, and adjustable plate 23 is provided with the second engaging groove, and adjustable plate 23 passes through the second engaging groove and adjustable plate 23 engagements.
The present invention and does not influence the air draft of exhaust outlet 111 in use, sunshading top 13 can avoid rainwater etc. from entering cabinet 11, The obvious liquid that expands with heat and contract with cold is filled in the first liquid storage pipe 211 and the second liquid storage pipe 212, with the change of temperature in cabinet 11 Change, liquid volume can change in drive device, and liquid drives adjusting rod 215 to move by adjusting plug 214, adjusting rod 215 Adjustable plate 23 is driven by travelling gear 22, adjustable plate movement can realizes the change of the radiating effect of exhaust outlet 111, adjustable plate The change of position has effectively saved the energy without additional functionality.
In present embodiment, sunshading top 13 is arc, and sunshading top 13 is raised to the side away from cabinet 11, is advantageous to hide Impurity drops on sun top 13.
In present embodiment, demarcation strip 113 is installed in cabinet 11, demarcation strip 113 is located at air inlet 112 and exhaust outlet Between 111, demarcation strip 113 is provided with multiple air vents, and the installation of equipment is completed on demarcation strip 113 can further improve this The effect of invention air circulation.
In present embodiment, in addition to mobile auxiliary body, mobile auxiliary body include movable stand 31, universal wheel 32, peace Dress block 33, rotating shaft 34, rotating cylinder 35, mobile bar 36, locating rod 37 and return unit 38, movable stand 31 are movably mounted to cabinet 11 Interior, universal wheel 32 is arranged on movable stand 31, and the movement of movable stand 31 can be such that the part of universal wheel 32 is located at outside cabinet 11, mounting blocks 33 In cabinet 11, mounting blocks 33 are provided with internal thread hole, and rotating shaft 34 may be rotatably mounted on movable stand 31, be set in rotating shaft 34 There is the external screw thread being adapted with internal thread hole, rotating shaft 34 is connected with mounting blocks 33 by internal thread hole external screw thread, rotating cylinder 35 It is sleeved in rotating shaft 34, rotating cylinder 35 is provided with engaging tooth, and mobile bar 36 is movably mounted on cabinet 11, and mobile bar 36 is provided with 3rd engaging groove, mobile bar 36 and rotating cylinder 35 are engaged by engaging tooth and the 3rd engaging groove, and mobile auxiliary body is located at demarcation strip 113 lower sections.Mobile bar 36 is pulled, mobile bar 36 can drive rotating shaft 34 to rotate by rotating cylinder 35, and rotating shaft 34 rotates and realizes rotating shaft 34 With the change of the relative position of mounting blocks 33, realize that rotating shaft 34 drives movable stand 31 to move, universal wheel 32 is realized in the movement of movable stand 31 The change of position, the present invention can be by the adjustment of the position of universal wheel 32, and the convenient movement for realizing the present invention and stabilization are placed.
In present embodiment, locating rod 37 is movably mounted on cabinet 11, and the movement of locating rod 37 can be with the phase of mobile bar 36 Cabinet 11 and locating rod 37 are connected against, return unit 38, by locating rod 37 against mobile bar 36, it is possible to reduce mobile bar 36 by Touched and mobile possibility in accident.
In present embodiment, it is provided with locating rod 37 and grasps bar 371, is grasped the periphery of bar 371 and be provided with elastic layer, be easy to grab Holding rod 371 moves.
In present embodiment, observation window 114 is installed on cabinet 11, sight is installed at observation window 114 in cabinet 11 Block 115 is examined, observes and heat discoloration coating is scribbled on block 115, this user watches the color of observation block 115 by observation window 114 Easily judge the exception that whether radiated in cabinet 11.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.

Claims (7)

  1. A kind of 1. new distribution device with excellent ventilation effect, it is characterised in that:Adjusted including power distribution cabinet main body and air draft Mechanism;
    Power distribution cabinet main body includes cabinet (11), support column (12) and sunshading top (13), and support column (12) is arranged on cabinet (11) Side, sunshading top (13) are arranged on above support column (12), are provided with multiple exhaust outlets (111) at the top of cabinet (11), under cabinet (11) Portion is provided with multiple air inlets (112);
    Air draft governor motion includes drive device, travelling gear (22) and adjustable plate (23);Drive device includes the first liquid storage pipe (211), multiple second liquid storage pipes (212), installing pipe (213), adjusting plug (214) and adjusting rod (215), the first liquid storage pipe (211) it is arranged in cabinet (11), and is located at cabinet (11) top, the second liquid storage pipe (212) is arranged in cabinet (11), and position In cabinet (11) top, the second liquid storage pipe (212) connects the first liquid storage pipe (211), and installing pipe (213) is arranged on cabinet (11) On, and connected with the first liquid storage pipe (211), adjusting plug (214) is movably mounted in installing pipe (213), adjusting plug (214) with The liquid-tight envelope of installing pipe (213) coordinates, and adjusting rod (215) is arranged on adjusting plug (214), and travelling gear (22) may be rotatably mounted at On cabinet (11), adjusting rod (215) is provided with the first engaging groove, and adjusting rod (215) passes through the first engaging groove and travelling gear (22) engaging, adjustable plate (23) is movably mounted on cabinet (11), and adjustable plate (23) is provided with multiple air guide through holes (231), Air guide through hole (231) corresponds with exhaust outlet (111), and adjustable plate (23) movement can make air guide through hole (231) and exhaust outlet (111) connect area to change, adjustable plate (23) is provided with the second engaging groove, and adjustable plate (23) passes through the second engaging groove and adjustable plate (23) engage.
  2. 2. the new distribution device according to claim 1 with excellent ventilation effect, it is characterised in that:Sunshading top (13) It is raised to the side away from cabinet (11) for arc, sunshading top (13).
  3. 3. the new distribution device according to claim 1 with excellent ventilation effect, it is characterised in that:In cabinet (11) Demarcation strip (113) is installed, demarcation strip (113) is located between air inlet (112) and exhaust outlet (111), and demarcation strip is set on (113) There are multiple air vents.
  4. 4. the new distribution device according to claim 3 with excellent ventilation effect, it is characterised in that:Also include movement Auxiliary body, mobile auxiliary body include movable stand (31), universal wheel (32), mounting blocks (33), rotating shaft (34), rotating cylinder (35) and Mobile bar (36), movable stand (31) are movably mounted in cabinet (11), and universal wheel (32) is arranged on movable stand (31), mobile Frame (31) movement can make universal wheel (32) partly be located at cabinet (11) outside, and mounting blocks (33) are arranged in cabinet (11), mounting blocks (33) internal thread hole is provided with, rotating shaft (34) may be rotatably mounted on movable stand (31), and rotating shaft (34) is provided with and internal thread hole The external screw thread being adapted, rotating shaft (34) are connected with mounting blocks (33) by internal thread hole external screw thread, and rotating cylinder (35) is sleeved on In rotating shaft (34), rotating cylinder (35) is provided with engaging tooth, and mobile bar (36) is movably mounted on cabinet (11), in mobile bar (36) Provided with the 3rd engaging groove, mobile bar (36) and rotating cylinder (35) are engaged by engaging tooth and the 3rd engaging groove, mobile auxiliary body position Below demarcation strip (113).
  5. 5. the new distribution device according to claim 4 with excellent ventilation effect, it is characterised in that:Mobile auxiliary machine Structure also includes locating rod (37) and return unit (38), and locating rod (37) is movably mounted on cabinet (11), and locating rod (37) is moved It is dynamic to be leant with mobile bar (36), return unit (38) connection cabinet (11) and locating rod (37).
  6. 6. the new distribution device according to claim 5 with excellent ventilation effect, it is characterised in that:Locating rod (37) On be provided with grasp bar (371), grasp bar (371) periphery is provided with elastic layer.
  7. 7. the new distribution device according to claim 1 with excellent ventilation effect, it is characterised in that:On cabinet (11) Observation window (114) is installed, is provided with cabinet (11) positioned at observation window (114) place and observes block (115), on observation block (115) Scribble heat discoloration coating.
CN201710485394.8A 2017-06-23 2017-06-23 A kind of power distribution equipment Active CN107342540B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710485394.8A CN107342540B (en) 2017-06-23 2017-06-23 A kind of power distribution equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710485394.8A CN107342540B (en) 2017-06-23 2017-06-23 A kind of power distribution equipment

Publications (2)

Publication Number Publication Date
CN107342540A true CN107342540A (en) 2017-11-10
CN107342540B CN107342540B (en) 2019-06-21

Family

ID=60220889

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710485394.8A Active CN107342540B (en) 2017-06-23 2017-06-23 A kind of power distribution equipment

Country Status (1)

Country Link
CN (1) CN107342540B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110439132A (en) * 2019-07-06 2019-11-12 阜阳市砼行建材有限公司 A kind of heat insulating device for Residential Buildings Energy transformation
CN111525418A (en) * 2020-04-30 2020-08-11 广东电网有限责任公司东莞供电局 Heat dissipation box and cubical switchboard

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5668349A (en) * 1996-01-18 1997-09-16 Hubbell Incorporated Hydrogen vent for remote terminal cabinets
US20090278636A1 (en) * 2008-05-08 2009-11-12 Cooper Technologies Company Indicator for a fault interrupter and load break switch
CN204378468U (en) * 2015-02-02 2015-06-10 慈溪远志工业产品设计有限公司 Motorized adjustment Size Formula cabinet for TV
CN204810757U (en) * 2015-07-17 2015-11-25 桂林电子科技大学信息科技学院 Novel communication rack
CN106099729A (en) * 2016-08-29 2016-11-09 国网河南鄢陵县供电公司 Outdoor cabinet type transformer station ventilation moistureproof system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5668349A (en) * 1996-01-18 1997-09-16 Hubbell Incorporated Hydrogen vent for remote terminal cabinets
US20090278636A1 (en) * 2008-05-08 2009-11-12 Cooper Technologies Company Indicator for a fault interrupter and load break switch
CN204378468U (en) * 2015-02-02 2015-06-10 慈溪远志工业产品设计有限公司 Motorized adjustment Size Formula cabinet for TV
CN204810757U (en) * 2015-07-17 2015-11-25 桂林电子科技大学信息科技学院 Novel communication rack
CN106099729A (en) * 2016-08-29 2016-11-09 国网河南鄢陵县供电公司 Outdoor cabinet type transformer station ventilation moistureproof system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110439132A (en) * 2019-07-06 2019-11-12 阜阳市砼行建材有限公司 A kind of heat insulating device for Residential Buildings Energy transformation
CN111525418A (en) * 2020-04-30 2020-08-11 广东电网有限责任公司东莞供电局 Heat dissipation box and cubical switchboard

Also Published As

Publication number Publication date
CN107342540B (en) 2019-06-21

Similar Documents

Publication Publication Date Title
CN107342540A (en) A kind of new distribution device with excellent ventilation effect
CN109038284A (en) A kind of pull-push moving type electric power cabinet equipment
CN206310188U (en) Display screen mounting bracket is used in a kind of safe driving experience
CN107219890A (en) A kind of computer display
CN107911974A (en) A kind of movable operation platform
CN206389631U (en) A kind of communication cabinet
CN107293970A (en) A kind of new distribution device for automatically adjusting exhaust effect
CN107293967A (en) A kind of practical power distribution equipment that can move freely
CN210985384U (en) Power distribution cabinet convenient to transport and scale
CN206946411U (en) The radiator that a kind of notebook computer uses
CN209113967U (en) A kind of intelligentized steel pipe cooling device
CN110912005A (en) Power distribution cabinet convenient to transport and scale
CN107967046B (en) Radiator for electronic communication equipment
CN107134729A (en) A kind of new distribution device for placing stable and conveniently moving
CN219356661U (en) Sprinkler convenient to use
CN216165051U (en) Drying device convenient for wastewater collection for needle mushroom production
CN207473165U (en) A kind of motorized adjustment stent
CN217936296U (en) Cabinet for electronic industry
CN219535381U (en) Power regulator for heat treatment equipment
CN217406039U (en) Primary and secondary fusion ring net cage with cooling function
CN220910940U (en) Unmanned aerial vehicle route planning equipment
CN216192486U (en) Novel laser quenching equipment
CN209649230U (en) A kind of open mill that heat sinking function is good
CN211343437U (en) Rotatable fan frame
CN218006794U (en) A prevent splash controlling means for argon oxygen refining ferrochrome

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20230802

Address after: No. 115, Xinjun Ring Road, Pujiang Town, Minhang District, Shanghai, 201114

Patentee after: Shanghai Hanyi Environmental Protection Technology Co.,Ltd.

Address before: 241000 Anhui Xinwu Economic Development Zone, wanwei Town, Wuhu County, Wuhu City, Anhui Province

Patentee before: WUHU YUANKE PHOTOELECTRIC TECHNOLOGY CO.,LTD.