CN211557760U

CN211557760U - Novel self-radiating solar MPPT controller

Info

Publication number: CN211557760U
Application number: CN202020550209.6U
Authority: CN
Inventors: 林章富
Original assignee: Shenzhen I Panda New Energy Technology & Science Co ltd
Current assignee: Shenzhen I Panda New Energy Technology & Science Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-09-22
Anticipated expiration: 2030-04-14

Abstract

The utility model relates to a solar energy MPPT controller especially relates to a novel from heat dissipation solar energy MPPT controller, including epoxy board, die-casting aluminum hull and the level and smooth transparent plate in surface, die-casting aluminum hull is half a packet of shape die-casting aluminum hull edge is provided with the step, the epoxy board is fixed to be set up at the step inboard, the transparent plate passes through the viscose with the bottom and the epoxy board of step respectively and is connected. The utility model discloses a novel from sealing performance that heat dissipation solar energy MPPT controller has the preferred, can effectively completely cut off rainwater, dust and mosquito and get into, be favorable to improving novel from life from heat dissipation solar energy MPPT controller, only be connected through transparent plate and epoxy board and the viscose between the die-casting aluminum shell simultaneously and realize sealing promptly, seal structure need not to purchase the sealing member again when simply doing benefit to improvement production efficiency, has also saved some manufacturing cost.

Description

Novel self-radiating solar MPPT controller

[ technical field ] A method for producing a semiconductor device

The utility model relates to a solar energy MPPT controller especially relates to a novel from heat dissipation solar energy MPPT controller.

[ background of the invention ]

The solar MPPT controller is a controller which enables a photovoltaic panel to output more electric energy by adjusting the working state of an electric module, can effectively store direct current generated by a solar panel in a storage battery, and can effectively solve the problem of life and industrial electricity utilization in remote areas and tourist areas which cannot be covered by a conventional power grid.

However, most solar MPPT controllers in the market are not subjected to sealing treatment, and key holes, display windows and other factors are arranged on an operation surface, so that rainwater, dust and mosquitoes easily enter the machine body and the operation surface due to the existence of hole seams, and the rainwater, the dust and the mosquitoes corrode a circuit board, short circuit and damage the electrical connection of the circuit after entering the solar MPPT controllers, so that the solar MPPT controllers are easily scrapped, and the cost of users is increased; in addition, in order to increase the sealing effect, some solar MPPT controllers on the market use more sealing pieces such as sealing gaskets, sealing rings and waterproof connectors, so that the production cost and materials are increased while the structure is complex, and the production process is complex and is not beneficial to cost control of enterprises.

Therefore, how to overcome the problems that the sealing performance of most solar MPPT controllers on the market is poor, and enterprises use more sealing elements to increase sealing, so that the production process is complicated, and the production cost and materials are increased becomes a key point to be solved.

[ Utility model ] content

In order to overcome the technical problem, the utility model provides a novel from heat dissipation solar energy MPPT controller.

The utility model provides a technical problem's scheme provides a novel from heat dissipation solar energy MPPT controller, including epoxy board, die-casting aluminum shell and the level and smooth transparent plate in surface, die-casting aluminum shell is half a packet of shape die-casting aluminum shell edge is provided with the step, the fixed setting of epoxy board is inboard at the step, the transparent plate passes through the viscose with the bottom of step and epoxy board respectively and is connected.

Preferably, at least 3 first threaded columns are arranged in the die-cast aluminum shell, the first threaded columns are arranged on the inner sides of the steps, the height difference between the first threaded columns and the bottoms of the steps is consistent with the thickness of the epoxy resin plate, and first threaded holes which are matched with the first threaded columns and correspond to the first threaded columns one to one are formed in the epoxy resin plate.

Preferably, novel from solar energy MPPT controller that dispels heat still includes the display panel, the display panel includes display part, capacitanc response touch button and display circuit board, display part and capacitanc response touch button set up on display circuit board's one side, display part, capacitanc response touch button respectively with display circuit board electric connection.

Preferably, the epoxy resin board is provided with a first through hole and a second through hole, the shape and size of the first through hole are matched with those of the display part, the shape and size of the second through hole are matched with those of the capacitive sensing touch key, the display circuit board is provided with a second threaded hole, and the epoxy resin board is provided with a third threaded hole corresponding to the second threaded hole.

Preferably, the minimum distance between the display circuit board and the transparent plate is greater than the thickness of the display part.

Preferably, novel from heat dissipation solar energy MPPT controller still includes main control circuit board, main control circuit board sets up between die-casting aluminum shell and epoxy board be provided with a plurality of second screw thread posts in the die-casting aluminum shell set up the fourth screw hole corresponding with second screw thread post on the main control circuit board, the difference in height more than or equal to main control circuit board between first screw thread post and the second screw thread post.

Preferably, novel from solar energy MPPT controller that dispels heat still includes board year binding post, board year binding post includes main part and L type copper bar a breach has been seted up to main control circuit board's one end, the shape, the size and the main part of breach shape, the size phase-match in vertical side, the main part is located the breach, L type copper bar one end and main part fixed connection, the other end and main control circuit board fixed connection.

Preferably, a third through hole is formed in the bottom of the die-cast aluminum shell at a position corresponding to the main body part, and the main body part comprises a wiring screw hole arranged towards the third through hole.

Preferably, a fourth through hole is formed in the side face of the die-cast aluminum shell at a position corresponding to the main body part, the main body part comprises a wiring hole and an RJ45 communication port, the wiring hole is arranged towards the fourth through hole, and the edge of the fourth through hole protrudes inwards the die-cast aluminum shell.

Compared with the prior art, the utility model discloses a novel from heat dissipation solar energy MPPT controller has following advantage:

the surperficial level and smooth of transparent plate, do not seted up the hole promptly on the transparent plate, compare in the operating surface of seting up button hole and display window, the utility model discloses a novel from radiating solar energy MPPT controller more possesses waterproof, dustproof and mosquito-proof worm's advantage in operating surface department, can effectively protect novel circuit from radiating solar energy MPPT controller inside corroded, destroy, be favorable to improving novel life from radiating solar energy MPPT controller, and the transparent plate, epoxy board and die casting can also obtain the sealed effect of preferred when being connected simply between the aluminum hull, satisfy the protection requirement, both saved and used the sealing washer, sealed required cost such as pad and waterproof plug, production technology is simpler also does benefit to improvement production efficiency.

[ description of the drawings ]

Fig. 1 is an explosion structure schematic diagram of the self-radiating solar MPPT controller of the present invention.

Fig. 2 is a schematic diagram of a partial cross-sectional structure of the die-cast aluminum housing, the epoxy resin plate and the transparent plate of the self-radiating solar MPPT controller of the present invention.

Description of reference numerals:

10. a novel self-radiating solar MPPT controller; 11. die-casting an aluminum housing; 12. an epoxy board; 13. a transparent plate; 14. a display panel; 15. a main control circuit board; 16. an on-board wiring terminal; 141. a display unit; 142. capacitive sensing touch keys; 143. a display circuit board; 111. a first threaded post; 121. a first threaded hole; 112. a step; 122. a first through hole; 123. a second through hole; 144. a second threaded hole; 124. a third threaded hole; 113. a second threaded post; 151. a fourth threaded hole; 161. a main body portion; 162. l-shaped copper bars; 152. a notch; 114. a third through hole; 115. and a fourth via.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-2, the present invention provides a novel self-radiating solar MPPT controller 10, which comprises a die-cast aluminum housing 11, an epoxy resin plate 12, a transparent plate 13, a display panel 14, a main control circuit board 15 and an on-board connection terminal 16, the main control circuit board 15 and the board-mounted terminals 16 are located between the epoxy resin board 12 and the die-cast aluminum case 11, the display board 14 is partially located between the epoxy resin board 12 and the main control circuit board 15, partially located in the epoxy resin board 12, the transparent plate 13 is located the one end that epoxy board 12 kept away from die-casting aluminum shell 11 and respectively with epoxy board 12 and die-casting aluminum shell 11 fixed connection, display panel 14 and epoxy board 12 fixed connection, main control circuit board 15 and die-casting aluminum shell 11 fixed connection, board year binding post 16 and main control circuit board 15 fixed connection. The display panel 14 is electrically connected to the main control circuit board 15, and the on-board terminals 16 are electrically connected to the main control circuit board 15.

The die-casting aluminum shell 11 is made of aluminum, and the aluminum serving as a good heat conductor can effectively conduct heat generated inside the die-casting aluminum shell 11 to the outside so as to prevent potential safety hazards caused by overhigh temperature inside the die-casting aluminum shell 11; the epoxy resin plate 12 can effectively isolate heat, so that the heat in the die-cast aluminum shell 11 is less transmitted to the transparent plate 13 through the epoxy resin plate 12, the heat at the transparent plate 13 is not too high, the transparent plate 13 is prevented from being deformed, the transparency of the transparent plate is poor or fingers of workers needing to operate are scalded, the possibility of damage to the transparent plate 13 is reduced, and meanwhile, the epoxy resin plate 12 also has good insulating property, and the possibility of electric shock can be effectively reduced; the transparent plate is preferably smooth in surface, i.e. no holes are provided therein, which is advantageous for ensuring the sealing performance of the transparent plate.

Further, the display panel 14 includes a display portion 141, a capacitive sensing touch key 142 and a display circuit board 143, the display portion 141 and the capacitive sensing touch key 142 are respectively and fixedly disposed on one side of the display circuit board 143, and the display portion 141 and the capacitive sensing touch key 142 are respectively and electrically connected to the display circuit board 143. The user can control the novel self-radiating solar MPPT controller 10 by pressing the capacitive sensing touch button 142 and display the parameters through the display part 141. Preferably, the display circuit board 143 of the display panel 14 is electrically connected to the main control circuit board 15 through a flexible circuit board.

Further, the die-cast aluminum shell 11 is in a half-pack shape, at least three first threaded columns 111 are arranged in the die-cast aluminum shell 11, first threaded holes 121 which are matched with the first threaded columns 111 and correspond to each other one by one are formed in the epoxy resin plate 12, and the die-cast aluminum shell 11 and the epoxy resin plate 12 are fixedly connected through the first threaded holes 121 and the first threaded columns 111 through external bolts. Preferably, a step 112 is arranged at the edge of the die-cast aluminum housing 11, the first threaded column 111 is arranged inside the step 112, and the height difference between the first threaded column 111 and the bottom of the step 112 is consistent with the thickness of the epoxy resin plate 12, that is, when the epoxy resin plate 12 is fixed in the die-cast aluminum housing 11, the side of the epoxy resin plate 12 away from the inside of the die-cast aluminum housing 11 is flush with the bottom of the step 112, the transparent plate 13 is fixedly connected with the bottom of the step 112 and the side of the epoxy resin plate 12 away from the inside of the die-cast aluminum housing 11 through 3M glue, and the sealing connection between the transparent plate 13 and the die-cast aluminum housing 11 is realized through the 3M glue to increase the waterproof performance at the transparent plate 13. Through transparent plate 13 respectively with epoxy 12 and the equal fixed connection of die-casting aluminum shell 11, increased the fixed degree of transparent plate 13, even if be connected unstably between transparent plate 13 and the die-casting aluminum shell 11, and through being connected between transparent plate 13 and the epoxy 12 also can not make transparent plate 13 drop, be favorable to the integrality of structure.

Furthermore, a first through hole 122 and a second through hole 123 are formed in the epoxy resin plate 12, the first through hole 122 is used for placing the display portion 141 so that a worker can observe through the transparent plate 13, and the second through hole 123 is used for placing the capacitive sensing touch key 142 so that the worker can control through the transparent plate 13. Specifically, the shape and size of the first through hole 122 match the shape and size of the display portion 141 on the side for displaying, and the shape and size of the second through hole 123 match the shape and size of the capacitive sensing touch key 142. Preferably, the minimum distance between the display circuit board 143 and the transparent plate 13 is greater than the thickness of the display part 141, i.e. the display part 141 is not pressed against the transparent plate 13 on the other side of the first through hole 122 when being inserted into the first through hole 122, so as to reduce the possibility of damage to the display part 141; the height of the capacitive sensing touch key 142 is greater than the distance between the display circuit board 143 and the transparent plate 13, that is, when the capacitive sensing touch key 142 is inserted into the second through hole 123, the transparent plate 13 and the capacitive sensing touch key 142 are in good contact. The staff need not to cut transparent sheet 13 and can control display panel 14 on transparent sheet 13, is favorable to improving the waterproof nature of transparent sheet 13 department.

Preferably, the transparent plate 13 is a transparent tempered glass plate, which has high strength and good thermal stability.

Furthermore, a second threaded hole 144 is formed in the display circuit board 143, a third threaded hole 124 corresponding to the second threaded hole 144 is formed in the epoxy resin plate 12, the display circuit board 143 and the epoxy resin plate 12 are fixedly connected through a stud and a screw to connect the second threaded hole 144 and the third threaded hole 124, and the display panel 14 and the epoxy resin plate 12 which are connected through the screw are convenient to mount and dismount for replacement or maintenance.

Furthermore, a plurality of second threaded columns 113 are arranged in the die-cast aluminum shell 11, and fourth threaded holes 151 corresponding to the second threaded columns 113 are formed in the main control circuit board 15, that is, the die-cast aluminum shell 11 and the main control circuit board 15 are fixedly connected by connecting the fourth threaded holes 151 and the second threaded columns 113 through external bolts. Preferably, the height difference between the first threaded column 111 and the second threaded column 113 is greater than or equal to the height of the main control circuit board 15, that is, the main control circuit board 15 is not squeezed with the epoxy resin board 12 when the main control circuit board 15 is in threaded connection with the second threaded column 113, so that the possibility of structural damage is reduced.

Further, on-board binding post 16 includes main part 161 and L type copper bar 162, has seted up a breach 152 in main control circuit board 15's one end, and the shape, the size and the main part 161 of breach 152 match in the ascending shape of vertical side, size, the part of main part 161 is located breach 152, L type copper bar 162 one end and main control circuit board 15 fixed connection, the other end and main part 161 fixed connection, main part 161 and main control circuit board 15 also realize electric connection through L type copper bar 162.

Preferably, a third through hole 114 is formed in the bottom of the die-cast aluminum housing 11, the third through hole 114 corresponds to the position of the main body 161, and the main body 161 includes a wiring screw hole (not shown), and the wiring screw hole is located on a surface of the main body 161 facing the third through hole 114.

Preferably, a fourth through hole 115 is formed in the die-cast aluminum housing 11 at a position corresponding to the main body portion 161, the main body portion 161 includes an RJ45 communication port (not shown) and a connection hole (not shown), the RJ45 communication port and the connection hole are located on a surface of the main body portion 161 facing the fourth through hole 115 and correspond to the fourth through hole 115, and a worker can connect the RJ45 communication port and the connection hole with an external connector through the fourth through hole 115. Preferably, the edge part of the fourth through hole 115 protrudes inward toward the die-cast aluminum housing 11, and the edge of the fourth through hole 115 protrudes inward for a distance, which is beneficial to preventing rainwater from entering and increasing waterproofness.

the surperficial level and smooth of transparent plate, do not seted up the hole promptly on the transparent plate, compare in the operating surface of seting up button hole and display window gap, the utility model discloses a novel from radiating solar energy MPPT controller more possesses waterproof, dustproof and mosquito-proof worm's advantage in operating surface department, can effectively protect novel circuit from radiating solar energy MPPT controller inside corroded, destroy, be favorable to improving novel life from radiating solar energy MPPT controller, and the transparent plate, epoxy board and die casting can also obtain the sealed effect of preferred when being connected simply between the aluminum shell, satisfy the protection requirement, both saved and bought sealing washer, the required cost of sealing materials such as sealed pad and waterproof plug, production technology is simpler also does benefit to improvement production efficiency.

Through setting up an epoxy board at the front end, can effectively completely cut off the heat that most follow die-casting aluminum housing inside gived off to transparent plate department for the heat of transparent plate department is less, and the temperature of transparent plate department can not rise too high because the heat is less, can not make the transparent plate take place to deform or influence its transparency because of the heat is too high, can not scald the staff who controls on the transparent plate yet, is favorable to reducing the emergence of potential safety hazard.

The above description is only for the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications made within the spirit of the present invention, equivalent replacements and improvements should be included in the scope of the present invention.

Claims

1. The utility model provides a novel from heat dissipation solar energy MPPT controller which characterized in that: novel from heat dissipation solar energy MPPT controller includes epoxy board, die-casting aluminum hull and the level and smooth transparent plate in surface, die-casting aluminum hull is half package shape die-casting aluminum hull edge is provided with the step, the fixed setting of epoxy board is inboard at the step, the transparent plate passes through the viscose with the bottom and the epoxy board of step respectively and is connected.

2. The novel self-dissipating solar MPPT controller of claim 1 wherein: at least 3 first threaded columns are arranged in the die-casting aluminum shell, the first threaded columns are arranged on the inner side of the step, the height difference between the first threaded columns and the bottom of the step is consistent with the thickness of the epoxy resin plate, and first threaded holes which are matched with the first threaded columns and correspond to the first threaded columns one to one are formed in the epoxy resin plate.

3. The novel self-dissipating solar MPPT controller of claim 1 wherein: the novel self-radiating solar MPPT controller further comprises a display panel, the display panel comprises a display part, a capacitive sensing touch key and a display circuit board, the display part and the capacitive sensing touch key are arranged on one surface of the display circuit board, and the display part and the capacitive sensing touch key are respectively electrically connected with the display circuit board.

4. The novel self-dissipating solar MPPT controller of claim 3, characterized by: the display circuit board is provided with a first through hole and a second through hole, the shape and the size of the first through hole are matched with those of the display part, the shape and the size of the second through hole are matched with those of the capacitive sensing touch key, the display circuit board is provided with a second threaded hole, and the epoxy resin board is provided with a third threaded hole corresponding to the second threaded hole.

5. The novel self-dissipating solar MPPT controller of claim 3, characterized by: the minimum distance between the display circuit board and the transparent plate is larger than the thickness of the display part.

6. The novel self-dissipating solar MPPT controller of claim 2, wherein: novel from heat dissipation solar energy MPPT controller still includes main control circuit board, main control circuit board sets up between die-casting aluminum shell and epoxy board be provided with a plurality of second screw thread posts in the die-casting aluminum shell set up the fourth screw hole corresponding with second screw thread post on the main control circuit board, the difference in height more than or equal to main control circuit board's height between first screw thread post and the second screw thread post.

7. The novel self-dissipating solar MPPT controller of claim 6, characterized by: novel from solar energy MPPT controller that dispels heat still includes board-mounted binding post, board-mounted binding post includes main part and L type copper bar a breach has been seted up to main control circuit board's one end, the shape, the size and the main part of breach shape, the size phase-match in vertical side, the main part is located the breach, L type copper bar one end and main part fixed connection, the other end and main control circuit board fixed connection.

8. The novel self-dissipating solar MPPT controller of claim 7, wherein: and a third through hole is formed in the bottom of the die-casting aluminum shell corresponding to the position of the main body part, and the main body part comprises a wiring screw hole arranged towards the third through hole.

9. The novel self-dissipating solar MPPT controller of claim 7, wherein: and a fourth through hole is formed in the side face of the die-cast aluminum shell at a position corresponding to the main body part, the main body part comprises a wiring hole and an RJ45 communication port, the wiring hole is arranged towards the fourth through hole, and the edge of the fourth through hole is inwards protruded towards the die-cast aluminum shell.