CN214123630U

CN214123630U - Reactor assembly and inverter equipment

Info

Publication number: CN214123630U
Application number: CN202120044114.1U
Authority: CN
Inventors: 陶高周; 于任斌; 李文浩; 周杰; 王鹏
Original assignee: Sungrow Power Supply Co Ltd
Current assignee: Sungrow Power Supply Co Ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-09-03
Anticipated expiration: 2031-01-08

Abstract

The utility model relates to a reactor technical field, concretely relates to reactor subassembly and contravariant equipment. The utility model discloses reactor subassembly, including reactor, casing and first fan, the holding structure has been seted up on the casing, the reactor with first fan all install in the holding structure, first fan is suitable for the heat dissipation of reactor. The utility model discloses will place in the reactor in the holding structure of casing, can completely cut off the noise that the reactor produced can avoid the setting of embedment glued structure. Through the arrangement of the first fan, wind is blown to the reactor, so that heat dissipation of the reactor can be accelerated, and heat transfer between the shell accommodating space and the reactor heat conducting structure is increased.

Description

Reactor assembly and inverter equipment

Technical Field

The utility model relates to a reactor technical field particularly, relates to a reactor subassembly and contravariant equipment.

Background

In the prior art, the reactor is generally encapsulated by potting adhesive, and the heat dissipation of the reactor is realized through the heat dissipation tooth piece, but the heat dissipation tooth piece is in contact heat transfer, so that the heat transfer efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem how to improve the radiating efficiency of reactor.

In order to solve the problem, the utility model provides a reactor subassembly, including reactor, casing and first fan, the holding structure has been seted up on the casing, the reactor with first fan all install in the holding structure, first fan is suitable for the heat dissipation of reactor.

Optionally, the heat dissipation device further comprises a plurality of heat dissipation fins, and the heat dissipation fins are mounted on the outer side wall of the shell.

Optionally, a heat conducting through hole is formed in the side wall of the housing, and the heat dissipating tooth plate is mounted at the heat conducting through hole.

Optionally, a heat conduction channel is formed in the heat dissipation tooth piece, and the heat conduction channel is communicated with the heat conduction through hole.

Optionally, the housing is made of a heat insulating material.

Optionally, the reactor further comprises a potting adhesive structure, the potting adhesive structure is located in the housing, and the potting adhesive structure at least partially covers the reactor.

Optionally, the pouring sealant structure is respectively attached to the heat dissipation tooth sheet and the reactor.

Optionally, the accommodating structure is a closed cavity structure.

Optionally, the reactor further comprises a chassis, an opening is formed in the chassis, the housing is mounted at the opening, the reactor is at least partially located in the chassis, and the heat dissipation tooth plates are located on the outer side of the chassis.

Optionally, the cooling device further comprises a second fan, the second fan is mounted on the outer wall of the case, and the second fan is suitable for cooling the cooling fins.

Optionally, the shell further comprises a flange connecting piece, the flange connecting piece is arranged on the outer wall of the shell and connected with the side wall of the case, and the flange connecting piece is attached to the edge of the opening.

Compared with the prior art, the beneficial effects of reactor subassembly do:

the utility model discloses will place in the reactor in the holding structure of casing, can completely cut off the noise that the reactor produced can avoid the setting of embedment glued structure. Through the arrangement of the first fan, wind is blown to the reactor, so that heat dissipation of the reactor can be accelerated, and heat transfer between the shell accommodating space and the reactor heat conducting structure is increased.

Set up on the machine case the opening, and the opening part installation the casing, make install in the casing the reactor is at least partially located machine incasement portion one side, the casing also can reduce the heat that gives off on the reactor flows into machine incasement portion, the heat dissipation tooth piece is located machine incasement portion, thereby can realize with heat conduction in the casing extremely machine incasement portion. The reactor is at least partially positioned in the case, so that the volume of the whole reactor installed outside the case is reduced, and the whole spatial layout is optimized. In addition, only the heat dissipation tooth piece is arranged on the case, the wind resistance outside the case can be reduced, and when wind flows through the heat dissipation tooth piece, the resistance is smaller, so that the heat dissipation is facilitated.

The utility model also provides an inverter, include as aforesaid arbitrary the reactor subassembly. The beneficial effects of the inverter device are the same as those of the reactor component, and are not described again here.

Drawings

Fig. 1 is an axial side view of a reactor mounted inside a case in an embodiment of the present invention;

fig. 2 is a schematic diagram of a reactor installed inside a housing according to an embodiment of the present invention;

fig. 3 is a schematic view of a reactor according to another embodiment of the present invention installed inside a case;

figure 4 is an isometric view of a reactor assembly in an embodiment of the invention;

fig. 5 is an internal schematic view of the housing mounted on the chassis according to an embodiment of the present invention;

fig. 6 is an internal schematic view of a housing mounted on a chassis according to another embodiment of the present invention;

figure 7 is an internal schematic view of a reactor assembly in an embodiment of the invention;

fig. 8 is an internal schematic view of a reactor assembly according to another embodiment of the present invention.

Description of reference numerals:

1-a reactor, 2-a containing structure, 3-a shell, 4-a first fan, 5-a radiating toothed sheet, 6-a flange connecting piece, 7-a case, 8-a second fan, 9-an encapsulating glue structure, 10-an opening, 11-a heat conducting through hole and 12-a heat conducting channel.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

A reactor assembly of this embodiment, as shown in fig. 5 and fig. 6, includes a reactor 1, a case 3, and a first fan 4, where an accommodating structure 2 is opened on the case 3, the reactor 1 and the first fan 4 are both installed in the accommodating structure 2, and the first fan 4 is suitable for heat dissipation of the reactor 1.

That is, the accommodating structure 2 may be a closed cavity structure, where the accommodating structure 2 corresponds to an internal space of the cavity structure, and the reactor 1 may be connected to an inner side wall of the housing 3, specifically, the reactor 1 may be welded or screwed to the inner side wall of the housing 3, and when the reactor 1 is installed, the reactor 1 may be installed in the housing 3 first, and then the housing 3 may be closed into the cavity structure. Through the arrangement of the closed cavity structure, the reactor 1 is arranged in the shell 3, so that the noise generated by the reactor 1 can be isolated, and the arrangement of the potting adhesive structure can be avoided. It should be noted that the first fan 4 may be installed in the accommodating structure 2 through a fan bracket, or a corresponding installation structure may be arranged on the first fan 4, and the installation structure is connected to the inner wall of the housing 3. The air outlet of the first fan 4 corresponds to the position of the reactor 1, so that heat on the reactor 1 is taken away.

The arrangement has the advantages that the reactor 1 is arranged in the shell 3, noise generated by the reactor 1 can be reduced, and arrangement of a potting adhesive structure can be avoided. By arranging the first fan 4, wind is blown to the reactor 1, so that heat dissipation of the reactor 1 can be accelerated, and heat transfer between the inner space of the shell 3 and a heat dissipation structure of the reactor is increased.

Optionally, as shown in fig. 4 and 5, a plurality of heat dissipation fins 5 are further included, and the heat dissipation fins 5 are mounted on an outer side wall of the housing 3.

The plurality of heat dissipation fins 5 may be stacked together or integrally connected, and the heat dissipation fins 5 are connected to the side wall of the housing 3. In one embodiment, one side wall of the housing 3 is made of a heat conducting material, the heat dissipation fins 5 are connected to the outer surface of the side wall, and heat on the reactor 1 is conducted to the side wall and then conducted to the heat dissipation fins 5 from the side wall, so that heat conduction is achieved. In an embodiment, a heat conducting through hole 11 is formed in a side wall of the housing 3, the heat dissipating fins 5 are installed at the heat conducting through hole 11, and the heat dissipating fins 5 directly conduct heat in the housing 3.

The utility model provides a reactor subassembly, as shown in fig. 4 and 5, still include quick-witted case 7, an opening 10 has been seted up on quick-witted case 7, casing 3 install in opening 10 department, reactor 1 part at least is located in quick-witted case 7, heat dissipation tooth piece 5 is located the outside of quick-witted case 7.

Here, the housing 3 is installed at the opening 10, the cross section of the housing 3 is matched with the opening 10, so that the opening 10 can be blocked, and the housing 3 is at least partially accommodated in the case 7, so that the reactor 1 is partially or completely positioned at one side inside the case 7.

This configuration has an advantage that the opening 10 is opened in the case 7, and the case 3 is mounted at the opening 10, so that the reactor 1 mounted in the case 3 is at least partially located at one side of the inside of the case 7, the case 3 can also reduce the flow of heat radiated from the reactor 1 into the inside of the case 7, and the heat radiation fins 5 are located outside the case 7, thereby enabling the heat in the case 3 to be conducted to the outside of the case 7. The reactor 1 is at least partially positioned in the case 7, so that the volume of the whole reactor 1 installed outside the case 7 is reduced, and the whole space layout is optimized. In addition, only the heat dissipation fins 5 are arranged on the case 7, so that the wind resistance outside the case 7 can be reduced, and when wind flows through the heat dissipation fins, the resistance is smaller, and the heat dissipation is facilitated.

In the present embodiment, as shown in fig. 4 to 8, the reactor assembly further includes a second fan 8, the second fan 8 is mounted on an outer wall of the case 7, and the second fan 8 is adapted to dissipate heat of the heat dissipation fins 5.

It should be noted that the second fan 8 may be mounted on the outer wall of the case 7 through a fan bracket, or a corresponding mounting structure may be arranged on the second fan 8, and is connected to the outer wall of the case 7 through the mounting structure. The air outlet of the second fan 8 corresponds to the position of the heat dissipation tooth piece 5, and the second fan 8 can blow air to a gap between the adjacent heat dissipation tooth pieces 5, so that heat on the heat dissipation tooth pieces 5 is taken away.

The advantage of this arrangement is that the second fan 8 blows air to the heat dissipation fins 5, so that the heat dissipation of the heat dissipation fins 5 can be accelerated.

As shown in fig. 1 to 5, the reactor assembly further includes a flange connector 6, the flange connector 6 is disposed on an outer wall of the case 3, the flange connector 6 is connected to a side wall of the case 7, and the flange connector 6 is attached to an edge of the opening 10.

Here, the flange connector 6 may be integrally connected to the housing 3, or may be detachably connected to the housing 3, and the flange connector 6 may be detachably connected to the chassis 7. The flange connecting piece 6 is of an annular structure, and the flange connecting piece 6 is arranged along the circumferential direction of the shell 3. The housing 3 is mounted at the opening 10. In one embodiment, as shown in fig. 5, the flange connector 6 may be attached to the inner wall of the housing 7, so as to seal the inner and outer spaces of the housing 7. When the flange connector 6 is attached to the inner wall of the chassis 7, the chassis 7 may be opened first, the housing 3 and the chassis 7 may be mounted first, the flange connector 6 is attached to the inner wall of the chassis 7, the flange connector 6 is connected to the chassis 7, and then the chassis 7 is closed. In one embodiment, as shown in fig. 6, the flange connector 6 may be attached to an outer wall of the housing 7, so as to seal the space inside and outside the housing 7.

This has the advantage that the housing 3 is connected to the housing 7 by the flange connection 6, and the flange connection 6 engages with the edge of the opening 10, so that the interior and exterior of the housing 7 can be sealed.

As shown in fig. 3, a heat conducting through hole 11 is formed in a side wall of the housing 3, and the heat dissipating fins 5 are mounted at the heat conducting through hole 11. Here, the case 3 may have an open structure at one side, and the open opening forms the heat conducting through hole 11, that is, the heat conducting through hole 11 may partially or entirely cover a sidewall of the case 3. The heat dissipation fins 5 can be screwed and fastened with the housing 3. This is advantageous in that the heat dissipating fins 5 are in direct contact with the inner space of the housing 3 by the arrangement of the heat conductive through holes 11, thereby facilitating dissipation of heat in the housing 3.

As shown in fig. 3, a heat conducting channel 12 is formed on the heat dissipating blade 5, and the heat conducting channel 12 is communicated with the heat conducting through hole 11.

In one embodiment, the single heat dissipation blade 5 may be a hollow structure, an inner space of the hollow structure forms the heat conduction channel 12, and the hollow structure is communicated with the inside of the housing 3 through the heat conduction through hole 11. In an embodiment, all the heat dissipation fins 5 are of an integral structure, and a groove is formed at one end of the heat dissipation fin 5 close to the housing 3, the groove forms the heat conduction channel, and the groove is communicated with the inside of the housing 3 through the heat conduction through hole 11. This has the advantage that the heat dissipation area of the cooling fins 5 is increased by providing the heat conduction channels 12 in the cooling fins 5.

In the present embodiment, the housing 3 is made of a heat insulating material. Specifically, the heat insulating material may be made of plastic, polymer material, or asbestos, which may perform a heat insulating function, so that the heat of the reactor 1 may be reduced from being conducted into the case 7 through the housing 3.

As shown in fig. 7, the reactor component further includes a potting adhesive structure 9, where the potting adhesive structure 9 is located in the housing 3, and the potting adhesive structure 9 at least partially covers the reactor 1.

In an embodiment, the pouring sealant structure 9 covers a part of the reactor 1, the pouring sealant structure 9 is located the reactor 1 is close to the heat dissipation tooth piece 5 one side, the pouring sealant structure 9 respectively with the heat dissipation tooth piece 5 with the reactor 1 is laminated, so that the heat on the reactor 1 is conducted to the heat dissipation tooth piece 5 after passing through the pouring sealant structure 9, and thus, on the one hand, the weight of the reactor 1 can be reduced, and on the other hand, the heat dissipation of the reactor 1 can be increased. In an embodiment, the potting adhesive structure 9 completely covers the reactor 1, and the potting adhesive structure 9 is attached to the heat dissipation tooth piece 5 and the reactor 1, so that the heat on the reactor 1 is conducted to the heat dissipation tooth piece 5 through the potting adhesive structure 9, and the noise generated by the reactor 1 can be further reduced. Here, the potting adhesive structure 9 may be only covered with the reactor 1 without being attached to the heat dissipation fins 5.

As shown in fig. 7 and 8, the potting adhesive structure 9 is bonded to the heat dissipation fins 5 and the reactor 1, respectively. That is, when heat is transferred, heat generated by the reactor 1 is conducted to the potting adhesive structure 9, and then the heat is conducted to the outside through the heat dissipation fins 5. On one hand, the reactor 1 can be fixed, on the other hand, the reactor 1 is indirectly contacted with the heat dissipation tooth piece 5, and the poor heat transfer effect of an air layer is avoided.

The utility model also provides an inverter, include as aforesaid arbitrary the reactor subassembly. The inverter device may be selected from an inverter, an inverter welder or other devices that may include the inverter described above. The beneficial effects of the inverter device are the same as those of the reactor component, and are not described again here.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.

Claims

1. The utility model provides a reactor subassembly, its characterized in that includes reactor (1), casing (3) and first fan (4), holding structure (2) have been seted up on casing (3), reactor (1) with first fan (4) all install in holding structure (2), first fan (4) are suitable for the heat dissipation of reactor (1).

2. The reactor assembly according to claim 1, further comprising a plurality of heat dissipating fins (5), the heat dissipating fins (5) being mounted on an outer side wall of the case (3).

3. The reactor assembly according to claim 2, characterized in that a heat conducting through hole (11) is opened in a side wall of the case (3), and the heat dissipating teeth (5) are mounted at the heat conducting through hole (11).

4. The reactor assembly according to claim 3, characterized in that the heat-dissipating fins (5) are provided with heat-conducting channels (12), and the heat-conducting channels (12) communicate with the heat-conducting through-holes (11).

5. The reactor assembly according to claim 2, characterized in that the housing (3) is made of a heat insulating material.

6. The reactor assembly according to claim 2, characterized by further comprising a potting cement structure (9), the potting cement structure (9) being located in the housing (3), the potting cement structure (9) at least partially covering the reactor (1).

7. The reactor assembly according to claim 6, characterized in that the potting compound structure (9) is attached to the heat-dissipating teeth (5) and the reactor (1), respectively.

8. The reactor assembly according to claim 1, characterized in that the receiving structure (2) is a closed cavity structure.

9. The reactor assembly according to any of claims 2-7, further comprising a case (7), wherein an opening (10) is formed in the case (7), the case (3) is mounted at the opening (10), the reactor (1) is at least partially located in the case (7), and the heat dissipating fins (5) are located outside the case (7).

10. The reactor assembly according to claim 9, further comprising a second fan (8), wherein the second fan (8) is mounted on an outer wall of the case (7), and the second fan (8) is adapted to dissipate heat of the heat dissipating fins (5).

11. The reactor assembly according to claim 9, further comprising a flange connection member (6), wherein the flange connection member (6) is provided on an outer wall of the case (3), the flange connection member (6) is connected to a side wall of the case (7), and the flange connection member (6) is attached to an edge of the opening (10).

12. An inverter device, characterized by comprising the reactor assembly according to any one of claims 1 to 11.