CN216491796U

CN216491796U - Heat dissipation device of photovoltaic grid-connected inverter

Info

Publication number: CN216491796U
Application number: CN202123393789.6U
Authority: CN
Inventors: 李颖
Original assignee: Xihua University
Current assignee: Xihua University
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-10
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a photovoltaic grid-connected inverter heat dissipation device in the technical field of heat dissipation devices, which comprises an inverter main body, wherein a top plate is fixedly arranged on the upper end surface of the inverter main body, a base is fixedly arranged on the lower end surface of the inverter main body, a protective cover is arranged on the side surface of the inverter main body, and a heat dissipation device main body is arranged inside the protective cover; movable slot has all been seted up with the inside of base to the roof, movable slot's inside slidable mounting has the locating lever, fixed mounting has the spring between locating lever and the movable slot, the inclined groove has been seted up to the side of locating lever, it has the bull stick to peg graft in the inside of inclined groove, the one end of bull stick extends to the lateral surface of roof, the side of roof is rotated and is installed the commentaries on classics board, the up end of protection casing seted up with locating lever assorted constant head tank, the bull stick screw thread is pegged graft in the inside of commentaries on classics board, can the person of facilitating the use install the dismantlement to the heat abstractor main part, be convenient for maintain it, reduce simultaneously and carry out certain damage to the dc-to-ac converter main part.

Description

Heat dissipation device of photovoltaic grid-connected inverter

Technical Field

The utility model relates to a heat abstractor technical field specifically is a photovoltaic grid-connected inverter heat abstractor.

Background

The photovoltaic power generation system is mainly a direct current system, namely, the electric energy generated by the solar cell is charged to the storage battery, the storage battery directly supplies power to a load, the photovoltaic grid-connected inverter provides various perfect power conversion and access schemes for various renewable energy power generation systems such as solar photovoltaic power generation, wind power generation, fuel cell power generation, small-sized hydroelectric power generation and the like, is mainly applied to the renewable energy grid-connected power generation system, the off-grid village power supply system and a household power supply system, and can provide power for regional communication, traffic, street lamp illumination and the like with difficult power grid extension. Photovoltaic grid-connected inverters on the market at present often need a heat dissipation device to dissipate heat thereof.

The prior Chinese patent (publication number: CN 209057116U) relates to the technical field of photovoltaic inverters, in particular to a photovoltaic grid-connected inverter heat dissipation device, which comprises a photovoltaic inverter main cabinet body and a main cabinet body handle with a lock, wherein the outer wall of the photovoltaic inverter main cabinet body is in screwed connection with the main cabinet body handle with the lock, the outer wall of the photovoltaic inverter main cabinet body is provided with heat dissipation holes, one end of the photovoltaic inverter main cabinet body, which is close to the ground, is in screwed connection with a main cabinet body base, one end of the photovoltaic inverter main cabinet body, which is far away from the main cabinet body base, is in screwed connection with a main cabinet body top, the side wall of the photovoltaic inverter main cabinet body is welded with a heat dissipation device installation cavity, one end of the inner wall of the heat dissipation device installation cavity, which is close to the photovoltaic inverter main cabinet body, is in screwed connection with a heat dissipation device, the heat dissipation device comprises a fan installation plate, one end of the fan installation plate, which is close to the photovoltaic inverter main cabinet body, is in screwed connection with a fan outer frame, the whole equipment has good heat dissipation effect, higher stability and practicability and certain popularization value.

When the heat dissipation device in the patent is used, the heat dissipation device is not convenient to protect the heat dissipation device, and the screw is directly adopted to be installed on the inverter main body, so that the inverter main body is easily damaged to a certain extent, and meanwhile, the heat dissipation device is not convenient to install and detach and the use performance of the heat dissipation device is improved.

Based on this, the utility model designs a photovoltaic grid-connected inverter heat abstractor is in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a photovoltaic grid-connected inverter heat abstractor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a heat dissipation device for a photovoltaic grid-connected inverter comprises an inverter main body, wherein a top plate is fixedly arranged on the upper end face of the inverter main body, a base is fixedly arranged on the lower end face of the inverter main body, a protective cover is arranged on the side face of the inverter main body, and a heat dissipation device main body is arranged inside the protective cover;

the movable groove has all been seted up with the inside of base to the roof, and the inside slidable mounting of movable groove has the locating lever, and fixed mounting has the spring between locating lever and the movable groove, and the inclined groove has been seted up to the side of locating lever, and the commentaries on classics pole has been pegged graft in the inside of inclined groove, and the one end of commentaries on classics pole extends to the lateral surface of roof, and the side of roof is rotated and is installed the commentaries on classics board, and the up end of protection casing seted up with locating lever assorted constant head tank.

Preferably, the rotating rod is inserted in the rotating plate in a threaded manner, and the rotating rod is slidably mounted on the top plate.

Preferably, the structure of the positioning rod arranged on the base is the same as the structure of the positioning rod arranged on the top plate, and the positioning rods are symmetrically arranged.

Preferably, the upper end face and the lower end face of the heat dissipation device main body are both fixedly provided with mounting plates, the side face of the inverter main body is fixedly provided with a supporting plate, and the inside of the supporting plate is slidably provided with a positioning plate.

Preferably, the side surface of the positioning plate is fixedly provided with an inserting rod, the mounting plate is provided with a slot, and the inserting rod is matched with the slot.

Preferably, the supporting plate is internally provided with a sliding groove, the side surface of the sliding groove is provided with a guide groove, the guide groove is internally provided with a guide block which is an integrated component with the positioning plate in a sliding manner, and the positioning plate is sleeved with a screw rod through internal threads.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the rotating plate is rotated to drive the rotating rod to horizontally move, the positioning rod of the rotating plate is longitudinally moved under the combined action of the springs, the heat dissipation device main body is arranged on the side face of the inverter main body, the protective cover is arranged between the top plate and the base, then the rotating plate is reversely rotated, the rotating rod is driven to enter the inner part of the inclined groove under the action of the threads, the positioning rod is pushed to longitudinally move and is matched with the positioning groove, and therefore a user can conveniently install the protective cover between the top plate and the base and conveniently protect the heat dissipation device main body;

2. place the heat abstractor main part between two backup pads, and lie in the mounting panel between locating plate and the dc-to-ac converter main part, rotate the screw rod after that, under the effect of screw thread, make the locating plate drive the guide block along guide way horizontal migration, thereby adjust the locating plate to the position of hugging closely the mounting panel, and get into the inside of slot with the inserted bar, thereby convenient to use person installs the dismantlement to the heat abstractor main part, be convenient for maintain it, reduce simultaneously and carry out certain damage to the dc-to-ac converter main part, improve the device's performance.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged schematic view of the present invention at a in fig. 1;

FIG. 3 is a combined view of the support plate and the positioning plate of the present invention;

fig. 4 is a schematic view of a local structure of the positioning plate of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an inverter main body; 2. a top plate; 3. a base; 4. a protective cover; 5. a heat sink body; 6. a support plate; 7. positioning a plate; 8. mounting a plate; 9. a slot; 10. a movable groove; 11. positioning a groove; 12. positioning a rod; 13. a spring; 14. an inclined groove; 15. rotating the plate; 16. a rotating rod; 17. a screw; 18. a chute; 19. a guide groove; 20. and a guide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, the utility model provides a photovoltaic grid-connected inverter heat abstractor technical scheme: a heat dissipation device of a photovoltaic grid-connected inverter comprises an inverter main body 1, wherein a top plate 2 is fixedly arranged on the upper end face of the inverter main body 1, a base 3 is fixedly arranged on the lower end face of the inverter main body 1, a protective cover 4 is arranged on the side face of the inverter main body 1, and a heat dissipation device main body 5 is arranged inside the protective cover 4;

activity groove 10 has all been seted up with base 3's inside to roof 2, the inside slidable mounting of activity groove 10 has locating lever 12, fixed mounting has spring 13 between locating lever 12 and the activity groove 10, inclined groove 14 has been seted up to the side of locating lever 12, the inside grafting of inclined groove 14 has bull stick 16, the one end of bull stick 16 extends to the lateral surface of roof 2, the side of roof 2 is rotated and is installed commentaries on classics board 15, the up end of protection casing 4 seted up with locating lever 12 assorted constant head tank 11.

The rotating rod 16 is inserted in the rotating plate 15 in a threaded manner, and the rotating rod 16 is slidably mounted on the top plate 2.

The structure of the positioning rod 12 mounted on the base 3 is the same as that mounted on the top plate 2, and the positioning rods 12 on the base and the top plate are symmetrically arranged.

The working principle is as follows: firstly, the rotating plate 15 is rotated to drive the rotating rod 16 to horizontally move, the positioning rod 12 of the rotating plate is longitudinally moved under the combined action of the spring 13, the heat dissipation device main body 5 is installed on the side face of the inverter main body 1, the protective cover 4 is placed between the top plate 2 and the base 3, then the rotating plate 15 is reversely rotated, under the action of threads, the rotating rod 16 is enabled to enter the inner part of the inclined groove 14, the positioning rod 12 is pushed to longitudinally move, the positioning rod is enabled to be matched with the positioning groove 11, therefore, a user can conveniently install the protective cover 4 between the top plate 2 and the base 3, and the heat dissipation device main body 5 is protected.

Example 2

As shown in fig. 3 and 4, in the case where the other portions are the same as those of embodiment 1, the present embodiment is different from embodiment 1 in that:

the upper end face and the lower end face of the heat dissipation device main body 5 are fixedly provided with mounting plates 8, the side face of the inverter main body 1 is fixedly provided with a supporting plate 6, and a positioning plate 7 is slidably arranged in the supporting plate 6.

The side of the positioning plate 7 is fixedly provided with an inserting rod, the mounting plate 8 is provided with a slot 9, and the inserting rod is matched with the slot 9.

The inside of backup pad 6 has seted up spout 18, and the guide way 19 has been seted up to the side of spout 18, and the inside slidable mounting of guide way 19 has the guide block 20 with locating plate 7 as an organic whole component, and the internal screw thread of locating plate 7 has cup jointed screw rod 17.

One specific application of this embodiment is: place heat abstractor main part 5 between two backup pads 6, and be located mounting panel 8 between locating plate 7 and inverter main part 1, rotate screw rod 17 after that, under the effect of screw thread, make locating plate 7 drive guide block 20 along 19 horizontal migration along the guide way, thereby adjust locating plate 7 to the position of hugging closely mounting panel 8, and get into the inside of slot 9 with the inserted bar, thereby the person of facilitating the use installs and dismantles heat abstractor main part 5, be convenient for maintain it, the performance of the device is improved.

The utility model discloses the inverter main part 1 that adopts, heat abstractor main part 5 and relevant parts between mutually support the interaction process all adopt the utility model provides a background data gives, and cooperate the utility model discloses a description of specification, affiliated technical field personnel can reach its use to obtain corresponding result of use, the event does not have the one-to-one disclosure.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a photovoltaic grid-connected inverter heat abstractor, includes inverter main part (1), its characterized in that: a top plate (2) is fixedly mounted on the upper end face of the inverter main body (1), a base (3) is fixedly mounted on the lower end face of the inverter main body (1), a protective cover (4) is arranged on the side face of the inverter main body (1), and a heat dissipation device main body (5) is arranged inside the protective cover (4);

activity groove (10) have all been seted up to the inside of roof (2) and base (3), the inside slidable mounting of activity groove (10) has locating lever (12), fixed mounting has spring (13) between locating lever (12) and activity groove (10), sloping groove (14) have been seted up to the side of locating lever (12), the inside grafting of sloping groove (14) has bull stick (16), the one end of bull stick (16) extends to the lateral surface of roof (2), the side of roof (2) is rotated and is installed commentaries on classics board (15), the up end of protection casing (4) seted up with locating lever (12) assorted constant head tank (11).

2. The heat dissipation device for the photovoltaic grid-connected inverter according to claim 1, wherein: the rotating rod (16) is inserted in the rotating plate (15) in a threaded manner, and the rotating rod (16) is installed on the top plate (2) in a sliding manner.

3. The heat dissipation device for the photovoltaic grid-connected inverter according to claim 1, wherein: the structure that locating lever (12) is installed on base (3) is the same with the structure of installing on roof (2), and locating lever (12) on the two are the symmetry setting.

4. The heat dissipation device for the photovoltaic grid-connected inverter according to claim 1, wherein: the heat dissipation device is characterized in that a mounting plate (8) is fixedly mounted on the upper end face and the lower end face of the heat dissipation device main body (5), a supporting plate (6) is fixedly mounted on the side face of the inverter main body (1), and a positioning plate (7) is slidably mounted inside the supporting plate (6).

5. The heat dissipation device for the photovoltaic grid-connected inverter according to claim 4, wherein: the side fixed mounting of locating plate (7) has the inserted bar, slot (9) have been seted up on mounting panel (8), inserted bar and slot (9) phase-match.

6. The heat dissipation device for the photovoltaic grid-connected inverter according to claim 4, wherein: a sliding groove (18) is formed in the supporting plate (6), a guide groove (19) is formed in the side face of the sliding groove (18), a guide block (20) integrated with the positioning plate (7) is slidably mounted in the guide groove (19), and a screw rod (17) is sleeved on the inner thread of the positioning plate (7).