CN216721271U

CN216721271U - Integrated photovoltaic inverter structure

Info

Publication number: CN216721271U
Application number: CN202123385827.3U
Authority: CN
Inventors: 杨森林; 汤庆
Original assignee: Nanjing Zhongwan Automation Technology Co ltd
Current assignee: Changzhou Zhongwan Automation Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-10
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to a photovoltaic inverter technical field, and an integrated form photovoltaic inverter structure is disclosed, including mounting panel and dc-to-ac converter body, two U-shaped joint boards of fixedly connected with about the one side that the dc-to-ac converter body is close to the mounting panel, two locating plates that match the joint with U-shaped joint board of fixedly connected with about the lateral wall of mounting panel, a plurality of jacks have been seted up on the surface of U-shaped joint board, and the activity is inserted in the jack and is equipped with the gag lever post, a plurality of spacing holes that match the grafting with the gag lever post are seted up on the surface of locating plate, the same anticreep board that props at U-shaped joint board upside of supporting of upper end fixedly connected with of many gag lever posts, one side that the U-shaped joint board was kept away from to the anticreep board is through the same solid board of a plurality of crowded spring fixedly connected with, the outside fixed joint of mounting panel has the L shape baffle of crimping in the solid board outside. This application need not to use the bolt can realize spacing to the firm joint of dc-to-ac converter body, can realize the quick assembly disassembly to the dc-to-ac converter body, and the follow-up maintenance of being convenient for is used.

Description

Integrated photovoltaic inverter structure

Technical Field

The application relates to the technical field of photovoltaic inverters, in particular to an integrated photovoltaic inverter structure.

Background

The photovoltaic inverter can convert the variable direct-current voltage generated by the photovoltaic solar panel into alternating-current inverter with commercial power frequency, and can feed back the alternating-current inverter to a commercial power transmission system or an off-grid power grid. The photovoltaic inverter is one of important system balances in a photovoltaic array system and can be used together with common alternating current power supply equipment. The solar inverter has special functions matched with the photovoltaic array, such as maximum power point tracking and island effect protection.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology:

when the existing integrated photovoltaic inverter is installed, the integrated photovoltaic inverter is fixed on a wall through a fixing bolt, and the inverter cannot be rapidly dismantled after being damaged, so that the maintenance difficulty of maintenance personnel is increased.

SUMMERY OF THE UTILITY MODEL

The purpose of this application is in order to solve the integrated form photovoltaic inverter among the prior art when installing, through fixing bolt fixing on the wall, the dc-to-ac converter can not demolish fast after damaging, and then has increased the problem of maintenance personnel's the maintenance degree of difficulty, and the integrated form photovoltaic inverter structure that provides.

In order to achieve the purpose, the following technical scheme is adopted in the application:

an integrated photovoltaic inverter structure comprises a mounting plate and an inverter body, wherein two U-shaped clamping plates are fixedly connected to one side, close to the mounting plate, of the inverter body from top to bottom, two positioning plates matched and clamped with the U-shaped clamping plates are fixedly connected to the upper portion and the lower portion of the side wall of the mounting plate from top to bottom, a plurality of insertion holes are formed in the surfaces of the U-shaped clamping plates, limiting rods are movably inserted in the insertion holes, a plurality of limiting holes matched and inserted with the limiting rods are formed in the surfaces of the positioning plates, the upper ends of the limiting rods are fixedly connected with an anti-falling plate which is supported on the upper side of the U-shaped clamping plates in a propping mode, one side, away from the U-shaped clamping plates, of the anti-falling plate is fixedly connected with the same clamping plate through a plurality of squeezing springs, and an L-shaped baffle plate which is pressed on the outer side of the clamping plate is fixedly clamped to the outer side of the mounting plate;

the utility model discloses an inverter body, including dc-to-ac converter body, first heat dissipation wind channel has been seted up to the inside rear side fixedly connected with heat conduction mainboard of dc-to-ac converter body, a plurality of heat conduction mounting panels of lateral wall fixedly connected with of heat conduction mainboard, first heat dissipation wind channel has been seted up to the inside of heat conduction mainboard, second heat dissipation wind channel has been seted up to the inside of heat conduction mounting panel, second heat dissipation wind channel and first heat dissipation wind channel intercommunication, the upper end fixedly connected with air exhauster of dc-to-ac converter body, the air intake of air exhauster passes through exhaust column and first heat dissipation wind channel intercommunication, a plurality of louvres have been seted up on the surface of heat conduction mounting panel, the air supplementing opening has been seted up to the downside of dc-to-ac converter body.

Preferably, the upper side and the lower side of the positioning plate are integrally connected with a plurality of limiting clamping blocks, and the inner side of the U-shaped clamping plate is provided with a plurality of limiting clamping grooves matched and clamped with the limiting clamping blocks.

Preferably, the outside fixedly connected with of mounting panel and the T shape fixture block that L shape baffle position corresponds, the T shape draw-in groove of the T shape fixture block matching joint is seted up in the outside of L shape baffle.

Preferably, one side of the L-shaped baffle close to the clamping plate is fixedly connected with a plurality of inserting columns, and the outer side of the clamping plate is provided with a plurality of inserting grooves matched and inserted with the inserting columns.

Preferably, the inner side of the inverter body corresponding to the air supply opening is fixedly connected with a dust screen.

Preferably, the heat conduction main board and the heat conduction mounting plate are aluminum alloy plates.

Preferably, a plurality of telescopic rods are symmetrically and fixedly connected between the anti-falling plate and the clamping plate.

Preferably, the surface of the mounting plate is symmetrically provided with a plurality of mounting screw holes.

Preferably, the exhaust fan is electrically connected with an external power supply through a control switch.

Compared with the prior art, the application provides an integrated form photovoltaic inverter structure, possesses following beneficial effect:

1. the integrated photovoltaic inverter structure realizes the relative limit of the inverter body through the clamping of the U-shaped clamping plate and the positioning plate when the inverter is installed through the inverter body and the installation plate, the limit clamping block is clamped with the limit clamping groove at the moment to realize the further stable limit, then a plurality of limiting rods are inserted into the limit holes to realize the stable connection between the U-shaped clamping plate and the positioning plate, the stability of the installation structure is ensured, the anti-dropping plate at the outer end of the limiting rods props against the outside of the U-shaped clamping plate, the L-shaped baffle is quickly connected outside the installation plate through the matched clamping of the T-shaped clamping block and the T-shaped clamping groove, the L-shaped baffle props against the outside of the clamping plate, when the L-shaped baffle is installed, the clamping plate is firstly pulled back, the clamping plate extrudes the extruding and pushing spring, after the L-shaped baffle moves to the fixed position, the clamping plate is loosened, the extruding and pushing spring pushes back the clamping plate, the clamping fixing plate and the L-shaped baffle are connected in a plugging mode through the plugging columns and the plugging grooves in a plugging mode to achieve relative limiting, the L-shaped baffle is fixed and stable, the inverter body can be clamped and clamped stably without bolts, the inverter body can be disassembled and assembled quickly, and follow-up maintenance and use are facilitated.

2. This integrated form photovoltaic inverter structure, through heat conduction mainboard and the heat conduction mounting panel that is equipped with, with this internal electronic component security protection of dc-to-ac converter on the heat conduction mounting panel, when the dc-to-ac converter body used, the heat of production passes through the heat conduction mounting panel and discharges with the heat conduction mainboard fast, the air exhauster passes through the exhaust column and exhausts to first heat dissipation wind channel and second heat dissipation wind channel interior fast, can discharge the heat on heat conduction mainboard and heat conduction mounting panel surface fast, the heat dispersion to the dc-to-ac converter has been guaranteed, avoid the heat to gather the problem that influences dc-to-ac converter body normal use.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, and it is spacing that this application need not to use the bolt can realize the firm joint to the dc-to-ac converter body, can realize the quick assembly disassembly to the dc-to-ac converter body, and the follow-up maintenance of being convenient for is used.

Drawings

Fig. 1 is a schematic structural diagram of an integrated photovoltaic inverter structure proposed in the present application;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: 1. mounting a plate; 2. an inverter body; 3. a U-shaped clamping and connecting plate; 4. positioning a plate; 5. a limiting rod; 6. a limiting hole; 7. an anti-drop plate; 8. pushing the spring; 9. a clamping and fixing plate; 10. an L-shaped baffle plate; 11. a heat conducting main board; 12. a heat conducting mounting plate; 13. a first heat dissipation air duct; 14. a second heat dissipation air duct; 15. an exhaust fan; 16. an exhaust pipe; 17. heat dissipation holes; 18. air supply ports; 19. a limiting clamping block; 20. a limiting clamping groove; 21. a T-shaped fixture block; 22. a T-shaped clamping groove; 23. inserting the column; 24. inserting grooves; 25. a dust screen.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present application.

Example 1:

referring to fig. 1-3, an integrated photovoltaic inverter structure comprises a mounting plate 1 and an inverter body 2, wherein a plurality of mounting screw holes are symmetrically formed on the surface of the mounting plate 1, two U-shaped clamping plates 3 are fixedly connected to one side of the inverter body 2 close to the mounting plate 1 from top to bottom, two positioning plates 4 matched and clamped with the U-shaped clamping plates 3 are fixedly connected to the side wall of the mounting plate 1 from top to bottom, a plurality of limiting clamping blocks 19 are integrally connected to the upper and lower sides of the positioning plates 4, a plurality of limiting clamping grooves 20 matched and clamped with the limiting clamping blocks 19 are formed in the inner side of the U-shaped clamping plates 3, a plurality of insertion holes are formed in the surface of the U-shaped clamping plates 3, limiting rods 5 are movably inserted in the insertion holes, a plurality of limiting holes 6 matched and inserted with the limiting rods 5 are formed in the surface of the positioning plates 4, and the upper ends of the limiting rods 5 are fixedly connected with an anti-falling plate 7 supported on the upper side of the U-shaped clamping plates 3, one side that U-shaped joint board 3 was kept away from to anticreep board 7 is through the same solid board 9 of calorie of fixedly connected with of a plurality of crowded spring 8 fixedly connected with, many telescopic links of symmetry fixedly connected with between anticreep board 7 and the solid board 9 of card, the outside fixed joint of mounting panel 1 has the L shape baffle 10 of crimping in the solid board 9 outside of card, the T shape fixture block 21 that the outside fixedly connected with of mounting panel 1 corresponds with L shape baffle 10 position, T shape draw-in groove 22 that matches the joint with T shape fixture block 21 is seted up in the outside of L shape baffle 10, L shape baffle 10 is close to many spliced poles 23 of one side fixedly connected with of the solid board 9 of card, a plurality of spliced eye 24 that match the grafting with spliced pole 23 are seted up in the outside of the solid board 9 of card.

Example 2:

referring to fig. 1 to 3, a heat conduction mainboard 11 is fixedly connected to the rear side of the inside of the inverter body 2, a plurality of heat conduction mounting plates 12 are fixedly connected to the side walls of the heat conduction mainboard 11, the heat conduction mainboard 11 and the heat conduction mounting plates 12 are aluminum alloy plates, a first heat dissipation air duct 13 is formed inside the heat conduction mainboard 11, a second heat dissipation air duct 14 is formed inside the heat conduction mounting plates 12, the second heat dissipation air duct 14 is communicated with the first heat dissipation air duct 13, an exhaust fan 15 is fixedly connected to the upper end of the inverter body 2, the exhaust fan 15 is electrically connected to an external power supply through a control switch, an air inlet of the exhaust fan 15 is communicated with the first heat dissipation air duct 13 through an exhaust pipe 16, a plurality of heat dissipation holes 17 are formed in the surface of the heat conduction mounting plates 12, an air supplement port 18 is formed in the lower side of the inverter body 2, and a dust screen 25 is fixedly connected to the inside of the inverter body 2 corresponding to the air supplement port 18.

Working principle, when in use, through the inverter body 2 and the mounting plate 1, when the inverter is mounted, the inverter body 2 is relatively limited through the clamping of the U-shaped clamping plate 3 and the positioning plate 4, at the moment, the limiting clamping block 19 is clamped with the limiting clamping groove 20 to realize further stable limiting, then a plurality of limiting rods 5 are inserted into the limiting holes 6 to realize stable connection between the U-shaped clamping plate 3 and the positioning plate 4, the stability of the mounting structure is ensured, at the moment, the anti-dropping plate at the outer end of the limiting rods 5 is abutted outside the U-shaped clamping plate 3, the L-shaped baffle 10 is quickly connected outside the mounting plate 1 through the matched clamping of the T-shaped clamping block 21 and the T-shaped clamping groove 22, at the moment, the L-shaped baffle 10 is abutted outside the clamping plate 9, when the L-shaped baffle 10 is mounted, the clamping plate 9 is firstly pulled back, so that the clamping plate 9 extrudes the pushing spring 8, and after the L-shaped baffle 10 is moved to a fixed position, the clamping and fixing plate 9 is loosened, the pushing spring 8 pushes the clamping and fixing plate 9 back, so that the clamping and fixing plate 9 and the L-shaped baffle plate 10 are relatively limited through matching and plugging of the plugging column 23 and the plugging groove 24, the L-shaped baffle plate 10 is fixed and stable, the stable clamping and limiting of the inverter body 2 can be realized without bolts, the inverter body 2 can be quickly disassembled and assembled, the subsequent maintenance and use are convenient, the electronic elements in the inverter body 2 are safely protected on the heat conduction and installation plate 12 through the heat conduction and installation plate 11 and the heat exhaust fan 15 quickly exhausts air into the first heat dissipation air duct 13 and the second heat dissipation air duct 14 through the exhaust pipe 16 when the inverter body 2 is used, the heat on the surfaces of the heat conduction and installation plate 11 and 12 can be quickly exhausted, and the heat dissipation performance of the inverter is ensured, the problem that the heat accumulation influences the normal use of the inverter body 2 is avoided.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present application, and equivalent alternatives or modifications according to the technical solutions and the application concepts of the present application, which are within the technical scope of the present application.

Claims

1. An integrated photovoltaic inverter structure comprises a mounting plate (1) and an inverter body (2), and is characterized in that two U-shaped clamping plates (3) are fixedly connected to one side, close to the mounting plate (1), of the inverter body (2) from top to bottom, two positioning plates (4) matched and clamped with the U-shaped clamping plates (3) are fixedly connected to the upper portion and the lower portion of the side wall of the mounting plate (1) from top to bottom, a plurality of jacks are formed in the surface of each U-shaped clamping plate (3), limiting rods (5) are movably inserted in the jacks, a plurality of limiting holes (6) matched and inserted with the limiting rods (5) are formed in the surface of each positioning plate (4), the upper ends of the plurality of the limiting rods (5) are fixedly connected with one anti-falling plate (7) which is propped against the upper side of the U-shaped clamping plate (3), one side, far away from the U-shaped clamping plate (3), of the anti-falling plate (7) is fixedly connected with the same clamping plate (9) through a plurality of squeezing springs (8), an L-shaped baffle (10) which is pressed on the outer side of the clamping plate (9) is fixedly clamped on the outer side of the mounting plate (1);

the utility model discloses an inverter, including inverter body (2), the inside rear side fixedly connected with heat conduction mainboard (11) of inverter body (2), a plurality of heat conduction mounting panels (12) of lateral wall fixedly connected with of heat conduction mainboard (11), first heat dissipation wind channel (13) have been seted up to the inside of heat conduction mainboard (11), second heat dissipation wind channel (14) have been seted up to the inside of heat conduction mounting panel (12), second heat dissipation wind channel (14) and first heat dissipation wind channel (13) intercommunication, upper end fixedly connected with air exhauster (15) of inverter body (2), the air intake of air exhauster (15) passes through exhaust column (16) and first heat dissipation wind channel (13) intercommunication, a plurality of louvres (17) have been seted up on the surface of heat conduction mounting panel (12), mend wind gap (18) have been seted up to the downside of inverter body (2).

2. The integrated photovoltaic inverter structure according to claim 1, wherein a plurality of limiting clamping blocks (19) are integrally connected to both upper and lower sides of the positioning plate (4), and a plurality of limiting clamping grooves (20) matched and clamped with the limiting clamping blocks (19) are formed on the inner side of the U-shaped clamping plate (3).

3. The integrated photovoltaic inverter structure according to claim 1, wherein a T-shaped clamping block (21) corresponding to the L-shaped baffle (10) is fixedly connected to an outer side of the mounting plate (1), and a T-shaped clamping groove (22) matched and clamped with the T-shaped clamping block (21) is formed in an outer side of the L-shaped baffle (10).

4. The integrated photovoltaic inverter structure according to claim 1, wherein a plurality of plug-in posts (23) are fixedly connected to one side of the L-shaped baffle (10) close to the fastening plate (9), and a plurality of plug-in grooves (24) matched and plugged with the plug-in posts (23) are formed on the outer side of the fastening plate (9).

5. The integrated photovoltaic inverter structure according to claim 1, wherein a dust screen (25) is fixedly connected to the inside of the inverter body (2) corresponding to the air supply opening (18).

6. An integrated photovoltaic inverter structure according to claim 1, wherein the heat conductive main board (11) and the heat conductive mounting plate (12) are aluminum alloy plates.

7. The integrated photovoltaic inverter structure according to claim 1, wherein a plurality of telescopic rods are symmetrically and fixedly connected between the anti-dropping plate (7) and the clamping plate (9).

8. The integrated photovoltaic inverter structure according to claim 1, wherein the surface of the mounting plate (1) is symmetrically provided with a plurality of mounting screw holes.

9. The integrated photovoltaic inverter structure according to claim 1, wherein the exhaust fan (15) is electrically connected to an external power source through a control switch.