CN207691444U - A kind of photovoltaic generation exchange grid connection box of good heat dissipation effect - Google Patents

A kind of photovoltaic generation exchange grid connection box of good heat dissipation effect Download PDF

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Publication number
CN207691444U
CN207691444U CN201721693971.4U CN201721693971U CN207691444U CN 207691444 U CN207691444 U CN 207691444U CN 201721693971 U CN201721693971 U CN 201721693971U CN 207691444 U CN207691444 U CN 207691444U
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CN
China
Prior art keywords
connection box
grid connection
straight slot
heat dissipation
dissipation effect
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.)
Expired - Fee Related
Application number
CN201721693971.4U
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Chinese (zh)
Inventor
翟志丰
李智毅
王聪
邢尚林
王宏宇
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DATANG WULATEHOUQI NEW ENERGY Co Ltd
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DATANG WULATEHOUQI NEW ENERGY Co Ltd
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Priority to CN201721693971.4U priority Critical patent/CN207691444U/en
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Publication of CN207691444U publication Critical patent/CN207691444U/en
Expired - Fee Related legal-status Critical Current
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers

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  • Photovoltaic Devices (AREA)

Abstract

The utility model is related to the photovoltaic generations of a kind of photovoltaic generation exchange grid connection box more particularly to a kind of good heat dissipation effect to exchange grid connection box.The technical problems to be solved in the utility model is grid connection box heat dissipation effect unobvious.In order to solve the above-mentioned technical problem, the utility model provides a kind of photovoltaic generation exchange grid connection box of good heat dissipation effect, including grid connection box, it is socketed with gas-permeable nets in the ventilating groove that grid connection box both sides open up, air inlet duct is offered at the top of grid connection box, Air Filter is socketed in air inlet duct, mounting plate is fixedly connected at the top of grid connection box, straight slot is offered on mounting plate, air inlet duct is communicated with straight slot, mounting plate is internally provided with motor, the output end of motor is fixedly connected with one end of bull stick, the other end of bull stick is flexibly connected through the side of mounting plate and with the side of straight slot inner wall.The utility model is by the improvement to flabellum, when the motor is energized, flabellum can be driven to rotate, so as to improve the radiating efficiency inside grid connection box.

Description

A kind of photovoltaic generation exchange grid connection box of good heat dissipation effect
Technical field
The utility model is related to photovoltaic generations to exchange grid connection box technical field, the photovoltaic hair of specially a kind of good heat dissipation effect Electricity exchange grid connection box.
Background technology
Solar energy power generating is to rely on solar cell module, using the electronics property of semi-conducting material, by luminous energy It is converted to electric energy.Grid-connected system by photovoltaic array by receive come solar radiation energy become after high-frequency direct-current is converted At high voltage direct current, exported to power grid with network voltage with frequency, with the simple sinusoidal alternating current of phase after inverter inversion.It is transporting When making, relevant electric energy meter and electric wire can realize connection in grid connection box.
Existing grid connection box when in use, in order to reduce its internal bulk temperature, improves the service life of internal element, Multiple positions that generally can be in grid connection box open up corresponding gas vent or gas-permeable nets, although can reduce to a certain extent Its internal temperature, but the efficiency to radiate is more slow.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, it is grid-connected to provide a kind of photovoltaic generation exchange of good heat dissipation effect for the utility model Case solves the problems, such as that grid connection box heat dissipation effect is unconspicuous.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions:A kind of photovoltaic generation friendship of good heat dissipation effect Grid connection box, including grid connection box are flowed, gas-permeable nets, the top of the grid connection box are socketed in the ventilating groove that the grid connection box both sides open up Portion offers air inlet duct, and Air Filter is socketed in the air inlet duct, and mounting plate is fixedly connected at the top of the grid connection box, described Straight slot is offered on mounting plate, the air inlet duct is communicated with straight slot, and the mounting plate is internally provided with motor, the motor Output end is fixedly connected with one end of bull stick, the other end of the bull stick through the side of mounting plate and with the side of straight slot inner wall Flexible connection, the both sides of the straight slot inner wall and the top for being located at bull stick are connected by support plate, on the bull stick there are three sockets Drive bevel gear, the drive bevel gear are engaged with the driven wheel of differential above it, at the axle center at the top of the driven wheel of differential It is fixedly connected with the bottom end of shaft, and the top of three shafts extends through three through-holes opened up on support plate and extends to thereon Side, the inner wall of the through-hole offer annular groove, two limited blocks are socketed in the annular groove, and two limited blocks are opposite Side is fixedly connected with the both sides of shaft side surface respectively, and the both sides of the shaft side surface have been fixedly connected with flabellum, and fan Leaf is socketed in straight slot.
Preferably, the bottom of the grid connection box is opened up there are three gas vent, and three gas vents it is equidistant be opened in it is grid-connected The bottom of case.
Preferably, the angle of inclination of the flabellum is 15 degree, and six flabellums are one group with two and equidistant respectively set It sets in the surface of straight slot.
Preferably, the thickness of the gas-permeable nets and the thickness of grid connection box are equal, and two gas-permeable nets be embedded in respectively it is grid-connected The middle part of case both sides.
Preferably, the height of the limited block and the height of annular groove are equal, and the depth of the length of limited block and annular groove It spends equal.
Preferably, the support plate is socketed in the middle part of straight slot inner cavity, and 1/5th that the width of support plate is straight slot width.
(3) advantageous effect
The utility model provides a kind of photovoltaic generation exchange grid connection box of good heat dissipation effect.Has following advantageous effect:
(1), the utility model is by the improvement to flabellum, when the motor is energized, flabellum can be driven to rotate, so as to Improve the radiating efficiency inside grid connection box.
(2), the utility model is by the improvement to grid connection box, due to being respectively arranged on multiple sides of grid connection box Gas net and gas vent can make the heat inside grid connection box quickly shed.
Description of the drawings
Fig. 1 is the positive sectional view of the utility model structure;
Fig. 2 is the enlarged drawing of structure at A in the utility model Fig. 1;
Fig. 3 is the front view of the utility model structure.
In figure:1 grid connection box, 2 gas-permeable nets, 3 air inlet ducts, 4 Air Filters, 5 mounting plates, 6 straight slots, 7 motors, 8 bull sticks, 9 support plates, 10 drive bevel gears, 11 driven wheel of differential, 12 shafts, 13 through-holes, 14 annular grooves, 15 limited blocks, 16 flabellums, 17 gas vents.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figs. 1-3, the utility model provides a kind of technical solution:A kind of photovoltaic generation exchange of good heat dissipation effect is simultaneously Net cage, including grid connection box 1, the bottom of grid connection box 1 open up that there are three gas vents 17, and three gas vents 17 are equidistant is opened in simultaneously The bottom of net cage 1 is socketed with gas-permeable nets 2, thickness and the grid connection box 1 of gas-permeable nets 2 in the ventilating groove that 1 both sides of grid connection box open up Thickness is equal, and two gas-permeable nets 2 are embedded in the middle part of 1 both sides of grid connection box respectively, and the thickness of gas-permeable nets 2 can make gas-permeable nets 2 Stabilization is embedded in grid connection box 1, and will not occupy the extra space in 1 inside of grid connection box, due in multiple sides of grid connection box 1 On be respectively arranged with gas-permeable nets 2 and gas vent 17, the heat inside grid connection box 1 can be made quickly to shed, the top of grid connection box 1 is opened Equipped with air inlet duct 3, Air Filter 4 is socketed in air inlet duct 3, the top of grid connection box 1 is fixedly connected with mounting plate 5, is opened on mounting plate 5 Equipped with straight slot 6, air inlet duct 3 is communicated with straight slot 6, and mounting plate 5 is internally provided with motor 7, output end and the bull stick 8 of motor 7 One end is fixedly connected, and the other end of bull stick 8 is flexibly connected through the side of mounting plate 5 and with the side of 6 inner wall of straight slot, straight slot 6 It the both sides of inner wall and being connected by support plate 9 positioned at the top of bull stick 8, support plate 9 is socketed in the middle part of 6 inner cavity of straight slot, and support plate 9 Width is 1/5th of 6 width of straight slot, and the width 9 of support plate 9 can avoid completely enclosing straight slot 6, at this point, can conveniently simultaneously The flowing of 1 inner air of net cage, on bull stick 8 socket there are three drive bevel gear 10, drive bevel gear 10 with it is driven above it Bevel gear 11 engages, and is fixedly connected with the bottom end of shaft 12 at the axle center at 11 top of driven wheel of differential, and the top of three shafts 12 End extends through three through-holes 13 opened up on support plate 9 and extends to its top, and the inner wall of through-hole 13 offers annular groove 14, ring Be socketed with two limited blocks 15 in shape slot 14, and two limited blocks 15 it is opposite side it is solid with the both sides of 12 side surface of shaft respectively Fixed connection, the height of limited block 15 is equal with the height of annular groove 14, and the depth phase of the length of limited block 15 and annular groove 14 Deng, the ratio between limited block 15 and annular groove 14, limited block 15 can be made to stablize the sliding in annular groove 14, so as to make The both sides of 12 stable rotation of shaft, 12 side surface of shaft have been fixedly connected with flabellum 16, and flabellum 16 is socketed in straight slot 6, fan The angle of inclination of leaf 16 is 15 degree, and six flabellums 16 are equidistantly positioned respectively for one group in the surface of straight slot 6 with two, Flabellum 16 is arranged in the surface of straight slot 6, can smoothly extract the heat inside grid connection box 1 out, by the improvement to flabellum 16, When motor 7 starts, flabellum 16 can be driven to rotate, so as to improve the radiating efficiency inside grid connection box 1.
Operation principle:When needing to 1 internal heat dissipating of grid connection box, start motor 7, initiative taper can be driven by bull stick 8 Gear 10 rotates, and drives the flabellum 16 being connect with shaft 12 to rotate so as to enable bevel gear to pass through driven wheel of differential 11, And limited block 15 can rotate in annular groove 14, at this point, stability when flabellum 16 rotates can be improved, due to flabellum 16 Angle of inclination is 15 degree, can be extracted the heat inside grid connection box 1 out, partial heat has in gas-permeable nets 2 and gas vent 17 Discharge.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.
It can to sum up obtain, the photovoltaic generation of the good heat dissipation effect exchanges grid connection box, by the improvement to flabellum 16, when motor 7 When startup, flabellum 16 can be driven to rotate, so as to improve the radiating efficiency inside grid connection box 1, due in the more of grid connection box 1 It is respectively arranged with gas-permeable nets 2 and gas vent 17 on a side, the heat inside grid connection box 1 can be made quickly to shed.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of photovoltaic generation of good heat dissipation effect exchanges grid connection box, including grid connection box (1), it is characterised in that:The grid connection box (1) it is socketed with gas-permeable nets (2) in the ventilating groove that both sides open up, air inlet duct (3), institute are offered at the top of the grid connection box (1) It states in air inlet duct (3) and is socketed with Air Filter (4), mounting plate (5), the installation are fixedly connected at the top of the grid connection box (1) Straight slot (6) is offered on plate (5), the air inlet duct (3) communicates with straight slot (6), and the mounting plate (5) is internally provided with motor (7), the output end of the motor (7) is fixedly connected with one end of bull stick (8), and the other end of the bull stick (8) runs through mounting plate (5) side is simultaneously flexibly connected with the side of straight slot (6) inner wall, both sides of straight slot (6) inner wall and positioned at the upper of bull stick (8) Side is connected by support plate (9), on the bull stick (8) socket there are three drive bevel gear (10), the drive bevel gear (10) with Driven wheel of differential (11) above it engages, and is fixed with the bottom end of shaft (12) at the axle center at the top of the driven wheel of differential (11) Connection, and the top of three shafts (12) extends through three through-holes (13) opened up on support plate (9) and extends to its top, institute The inner wall for stating through-hole (13) offers annular groove (14), and two limited blocks (15), and two are socketed in the annular groove (14) The opposite side of limited block (15) is fixedly connected with the both sides of shaft (12) side surface respectively, and the two of shaft (12) side surface Side has been fixedly connected with flabellum (16), and flabellum (16) is socketed in straight slot (6).
2. a kind of photovoltaic generation of good heat dissipation effect according to claim 1 exchanges grid connection box, it is characterised in that:It is described simultaneously The bottom of net cage (1) is opened up there are three gas vent (17), and three equidistant bottoms for being opened in grid connection box (1) of gas vent (17) Portion.
3. a kind of photovoltaic generation of good heat dissipation effect according to claim 1 exchanges grid connection box, it is characterised in that:The fan The angle of inclination of leaf (16) is 15 degree, and six flabellums (16) are equidistantly positioned respectively for one group in straight slot (6) with two Surface.
4. a kind of photovoltaic generation of good heat dissipation effect according to claim 1 exchanges grid connection box, it is characterised in that:It is described The thickness of gas net (2) is equal with the thickness of grid connection box (1), and two gas-permeable nets (2) are embedded in respectively in grid connection box (1) both sides Portion.
5. a kind of photovoltaic generation of good heat dissipation effect according to claim 1 exchanges grid connection box, it is characterised in that:The limit The height of position block (15) is equal with the height of annular groove (14), and the depth phase of the length of limited block (15) and annular groove (14) Deng.
6. a kind of photovoltaic generation of good heat dissipation effect according to claim 1 exchanges grid connection box, it is characterised in that:The load Plate (9) is socketed in the middle part of straight slot (6) inner cavity, and 1/5th that the width of support plate (9) is straight slot (6) width.
CN201721693971.4U 2017-12-08 2017-12-08 A kind of photovoltaic generation exchange grid connection box of good heat dissipation effect Expired - Fee Related CN207691444U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721693971.4U CN207691444U (en) 2017-12-08 2017-12-08 A kind of photovoltaic generation exchange grid connection box of good heat dissipation effect

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721693971.4U CN207691444U (en) 2017-12-08 2017-12-08 A kind of photovoltaic generation exchange grid connection box of good heat dissipation effect

Publications (1)

Publication Number Publication Date
CN207691444U true CN207691444U (en) 2018-08-03

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109203132A (en) * 2018-09-30 2019-01-15 柳州市亚森木业有限公司 A kind of continuous air cooling equipment of glued board
CN109327985A (en) * 2018-12-06 2019-02-12 徐州荣立达电子科技有限公司 A kind of controller for electric vehicle High-temperature cooling device
CN109346947A (en) * 2018-11-20 2019-02-15 合肥泾渭信息通讯有限公司 A kind of electronic box for electric network information communication

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109203132A (en) * 2018-09-30 2019-01-15 柳州市亚森木业有限公司 A kind of continuous air cooling equipment of glued board
CN109346947A (en) * 2018-11-20 2019-02-15 合肥泾渭信息通讯有限公司 A kind of electronic box for electric network information communication
CN109327985A (en) * 2018-12-06 2019-02-12 徐州荣立达电子科技有限公司 A kind of controller for electric vehicle High-temperature cooling device

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180803

Termination date: 20201208

CF01 Termination of patent right due to non-payment of annual fee