CN217985784U - Heat dissipation assembly of electric compressor, electric compressor and vehicle - Google Patents

Abstract

The utility model discloses an electric compressor's radiator unit, electric compressor and vehicle, radiator unit includes: the heat dissipation plate is formed by a plastic piece, the heat conductivity of the heat dissipation plate is more than 20W/m.k, and a mounting cavity is formed on the heat dissipation plate; the electrical component is arranged on the heat dissipation plate and packaged in the mounting cavity, and the heat dissipation plate is used for dissipating heat of the electrical component. According to the utility model discloses an electric compressor's radiator unit, through forming the heating panel into the working of plastics that the heat conductivity is greater than 20W/m.k, set up electrical components on the heating panel, guarantee under the radiating prerequisite of electrical components, it is insulating between PCB board and the electrical components, it is just also insulating to need not set up the plastic casing, integrate insulating function to the spare part that has the heat dissipation function on, thereby radiator unit's spare part has been reduced, radiator unit's weight has been reduced, the lightweight advantage has been improved, the production cost is reduced, and the assembly of being convenient for.

Description

Heat dissipation assembly of electric compressor, electric compressor and vehicle

Technical Field

The utility model belongs to the technical field of the vehicle manufacturing technique and specifically relates to a radiator unit, electric compressor and vehicle of electric compressor are related to.

Background

The electric compressor is a core component of refrigeration equipment for the new energy automobile, and in the working process, the heat productivity of an electric element 3' of the electric compressor is large, and the compressor can be overheated and stalled due to the fact that heat cannot be quickly dissipated.

In the prior art, as shown in fig. 1, a metal support plate 2 'is usually disposed on a housing 4' of an electric compressor, and an electrical component 3 'is closely attached to the metal support plate 2' to dissipate heat, and a plastic insulating cover 1 'is fixed to the outside of the electrical component 3' by screws to insulate. The scheme plays a certain role in heat dissipation of the electrical element 3', but because two parts, namely the metal supporting plate 2' and the plastic insulating cover 1', are used, the plastic insulating cover 1' needs to be buckled on the electrical element 3', and holes matched with pins of the electrical element 3' are reserved on the plastic insulating cover 1', the assembly is complex and the positioning is difficult; in addition, because the metal material is used as the support plate, the light weight advantage is not obvious, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a motor compressor's radiator unit, radiator unit simple structure, spare part is few, the assembly of being convenient for.

The utility model discloses still provide an electric compressor who has above-mentioned radiator unit.

The utility model discloses still provide a vehicle that has above-mentioned electric compressor.

According to the utility model discloses electric compressor's radiator unit of first aspect, include: the heat dissipation plate is formed by a plastic piece, the heat conductivity of the heat dissipation plate is more than 20W/m.k, and a mounting cavity is formed on the heat dissipation plate; the electrical component is arranged on the heat dissipation plate and packaged in the mounting cavity, and the heat dissipation plate is used for dissipating heat of the electrical component.

According to the utility model discloses motor compressor's radiator unit, through forming the heating panel into the working of plastics that the heat conductivity is greater than 20 Wm k, set up electrical components on the heating panel, under the radiating prerequisite of assurance electrical components, it is insulating between PCB board and the electrical components, it is insulating just also need not set up the plastic casing, integrate insulating function to the spare part that has the heat dissipation function, thereby radiator unit's spare part has been reduced, radiator unit's weight has been reduced, lightweight advantage has been improved, production cost has been reduced, and simple structure, be convenient for assemble.

In some embodiments, the heat dissipation assembly further includes a surrounding plate, the surrounding plate is disposed on the heat dissipation plate, and the surrounding plate and the heat dissipation plate together surround the mounting cavity.

In some embodiments, the heat dissipation assembly further comprises: an enclosure covering at least the open mouth of the mounting cavity.

In some embodiments, the package includes a first package portion covering the electrical component and a second package portion connected to the first package portion, the second package portion being filled between the enclosure plate and the electrical component.

In some embodiments, the package is an encapsulating molding and the package is a thermally conductive member.

In some embodiments, the heat dissipation assembly further comprises: the first fixing column is columnar and located towards the heat dissipation plate, a side surface of the enclosing plate faces the first fixing column, a first fixing hole is formed in the first fixing column, the first fixing hole is a through hole extending in the thickness direction of the heat dissipation plate, and the heat dissipation assembly is connected with the shell of the electric compressor through the first fixing hole.

In some embodiments, the heat dissipation assembly further comprises: first support column, first support column is the metalwork, first support column is fixed in the first fixed orifices, be formed with on the first support column along the thickness direction of heat sink plate link up the first connecting hole of first support column, radiator unit passes through first fastener first connecting hole with the casing links to each other.

In some embodiments, the first supporting column and the heat dissipation plate are integrally formed, and the first supporting column and the first fixing column are integrally connected through injection molding.

In some embodiments, one end of the first support column is flush with a side surface of the heat dissipation plate facing away from the enclosure plate, and the other end of the first support column extends out of the first fixing hole.

In some embodiments, the heat dissipation assembly further comprises: the second fixing column is columnar and located towards the heat dissipation plate, one side surface of the enclosing plate is formed on the second fixing column, a second fixing hole is formed in the second fixing column, the second fixing hole extends in the thickness direction of the heat dissipation plate, and the second fixing column is connected with the PCB through the second fixing hole.

In some embodiments, the heat dissipation assembly further comprises: the second support column, the second support column is the metalwork, the second support column is fixed in the second fixed orifices, be formed with on the second support column along the second connecting hole that the thickness direction of radiator plate extends, the PCB board passes through the second fastener the second connecting hole with the second support column links to each other.

In some embodiments, the second fixing column and the heat dissipation plate are integrally formed, and the second supporting column and the second fixing column are integrally connected through injection molding.

According to the utility model discloses electric compressor of second aspect, include according to the utility model discloses electric compressor's of above-mentioned first aspect radiator unit, the radiator plate is fixed in the casing.

According to the utility model discloses an electric compressor, through the radiator unit who sets up the above-mentioned first aspect's electric compressor to reduce electric compressor's the production degree of difficulty, reduced electric compressor's the quantity of spare part, promoted electric compressor's lightweight advantage.

According to the third aspect of the present invention, the vehicle includes the electric compressor according to the above second aspect of the present invention.

According to the utility model discloses a vehicle owing to have the electric compressor of above-mentioned second aspect, consequently promoted the security performance of vehicle, improved the lightweight advantage of vehicle, reduced manufacturing cost.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is a schematic view of a prior art heat dissipation assembly;

fig. 2 is a schematic view of a heat sink assembly according to an embodiment of the present invention;

FIG. 3 isbase:Sub>A schematic view ofbase:Sub>A section A-A of the heat dissipation assembly shown in FIG. 2;

FIG. 4 is a schematic view of the heat dissipation assembly shown in FIG. 1;

FIG. 5 is a schematic view of the first support column shown in FIG. 4;

FIG. 6 is a schematic diagram of a top view of the first support column shown in FIG. 5;

FIG. 7 is a schematic view of an axial cross-section of the first support column shown in FIG. 5;

FIG. 8 is a schematic view of the second support column shown in FIG. 4;

FIG. 9 is a schematic diagram of a top view of the second support column shown in FIG. 8;

FIG. 10 is a schematic view of an axial cross-section of the second support column shown in FIG. 8;

fig. 11 is a schematic view of the heat radiating plate shown in fig. 4;

fig. 12 is a schematic view of an electric compressor and a vehicle according to an embodiment of the present invention.

Reference numerals:

100. a heat dissipating component;

1. a heat dissipation plate; 11. enclosing plates; 12. a mounting cavity;

13. a first fixed column; 131. a first fixing hole;

14. a second fixed column; 141. a second fixing hole;

2. an electrical component;

3. a package; 31. a first package portion; 32. a second package portion;

4. a first support column; 41. a first connection hole;

5. a second support column; 51. a second connection hole;

6. a first fastener; 7. a second fastener;

200. a PCB board; 300. a housing;

1000. an electric compressor;

10000. a vehicle;

1', a plastic insulating cover; 2', a metal support plate; 3', electrical components; 4' and a housing.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

A heat radiation assembly 100 of a motor-driven compressor 1000 according to an embodiment of the first aspect of the present invention will be described with reference to fig. 2 to 11.

As shown in fig. 3, the heat sink assembly 100 of the electric compressor 1000 according to the embodiment of the present invention includes: a heat sink 1 and an electrical component 2.

Specifically, the heat dissipation plate 1 is formed as a plastic piece and has a thermal conductivity greater than 20W/m.k, the heat dissipation plate 1 is formed with a mounting cavity 12, the electrical component 2 is arranged on the heat dissipation plate 1 and is packaged in the mounting cavity 12, and the heat dissipation plate 1 is used for dissipating heat for the electrical component 2. That is, the heat sink 1 is made of plastic, the heat conductivity of the heat sink 1 is not less than 20W/m · k, the mounting cavity 12 is formed on the heat sink 1, the electric component 2 is provided on the heat sink 1, and the electric component 2 is enclosed in the mounting cavity 12. Therefore, the heat dissipation plate 1 has a simple structure and few parts, and the advantage of light weight of the heat dissipation assembly 100 is improved.

As shown in fig. 3, the heat sink 1 extends in the vertical direction, a mounting cavity 12 is formed on the right side surface of the heat sink 1, the right side of the mounting cavity 12 is opened to form an open space, the electric component 2 is sealed in the mounting cavity 12 through the open space, the heat sink 1 can dissipate heat of the electric component 2, and the heat conductivity of the heat sink 1 is not less than 20W/m · k.

According to the utility model discloses radiator unit 100 of motor compressor 1000, through forming into the working of plastics that the thermal conductivity is greater than 20 Wm k with heating panel 1, set up electrical components 2 on heating panel 1, under the radiating prerequisite of assurance electrical components 2, it is insulating between PCB board 200 and the electrical components 2, just also need not set up the plastic casing and insulate, integrate insulating function to the spare part that has the heat dissipation function, thereby radiator unit 100's spare part has been reduced, radiator unit 100's weight has been reduced, the light-weighted advantage has been improved, production cost is reduced, moreover, and the steam generator is simple in structure, and the assembly of being convenient for.

Here, the heat sink 1 is made of a highly heat conductive plastic material having a heat conductivity of more than 20W/m · k. For example, the heat dissipation plate 1 may have a thermal conductivity of: 20W/m.k, 25W/m.k, 30W/m.k, 35W/m.k, 40W/m.k, 45W/m.k, 50W/m.k, 55W/m.k, 60W/m.k, 80W/m.k, 100W/m.k, 150W/m.k, 200W/m.k, 300W/m.k, 400W/m.k, and the like.

In some embodiments of the present invention, the heat dissipation assembly 100 further comprises: the enclosing plate 11 is arranged on the heat dissipation plate 1, and the enclosing plate 11 and the heat dissipation plate 1 enclose together to form a mounting cavity 12. Referring to fig. 3, a surrounding plate 11 is provided on the right side of the heat dissipating plate 1, the surrounding plate 11 extends in a rectangular shape on the right side surface of the heat dissipating plate 1, and the surrounding plate 11 and the heat dissipating plate 1 together enclose a mounting cavity 12. Therefore, the heat dissipation assembly 100 is simple in structure, the positioning difficulty in installation of the electrical component 2 is reduced by arranging the enclosing plate 11, the assembly difficulty of the heat dissipation assembly 100 is reduced, and the production efficiency of the heat dissipation assembly 100 is improved.

In some embodiments of the present invention, the heat sink assembly 100 further comprises: and a packaging member 3, wherein the packaging member 3 at least covers the open opening of the mounting cavity 12. Referring to fig. 3, the right side of the mounting cavity 12 is opened to form an open opening, the electrical component 2 is disposed in the mounting cavity 12, the package member 3 packages the electrical component 2 in the mounting cavity 12 and covers the open opening, and the package member 3 packages the electrical component 2 around while covering the open opening. Therefore, the electrical component 2 can be stably packaged on the heat dissipation plate 1, and the package 3 has a simple structure and is convenient to produce.

Here, the package 3 is an insulating member.

In some embodiments of the present invention, the package member 3 includes a first package portion 31 and a second package portion 32 connected to the first package portion 31, the first package portion 31 covers the electrical component 2, and the second package portion 32 is filled between the surrounding plate 112 and the electrical component 2. Referring to fig. 3, the first sealing portion 31 covers the right side surface of the electrical component 2, the second sealing portion 32 is connected to the periphery of the first sealing portion 31, and the second sealing portion 32 is hermetically filled between the surrounding plate 112 and the electrical component 2. Therefore, the packaging member 3 has a simple structure, can effectively package the electrical component 2 in the mounting cavity 12, and avoids the electrical component 2 from loosening.

The utility model discloses an in some embodiments, packaging part 3 is the encapsulating formed part, the week edge of sealed electrical component 2 that can be better, and packaging part 3 is the heat-conducting piece, and to electrical component 2 heat conduction in insulating, has avoided electrical component 2 to work in high temperature, has guaranteed electrical component 2's work safety, and the encapsulating shaping degree of difficulty is little, low in production cost, the weight of encapsulating formed part is low, has reduced radiator unit 100's whole weight.

In some embodiments of the present invention, the heat dissipation assembly 100 further comprises: first fixed column 13, first fixed column 13 is the column and is located the lateral surface of enclosing plate 1 towards bounding wall 112, is formed with first fixed orifices 131 on first fixed column 13, and first fixed orifices 131 are the through-hole that extends along the thickness direction of heating plate 1, and radiator unit 100 passes through first fixed orifices 131 and links to each other with motor compressor 1000's casing 300. Referring to fig. 3 and 11, the first fixing column 13 is in a column shape, the first fixing portion 14 is connected to the right side surface of the heat sink 1, one end of the first fixing hole 131 penetrates through the end surface of the first fixing column 13, the other end of the first fixing hole 131 penetrates through the other side surface of the heat sink 1 away from the surrounding plate 11, and the fastening member penetrates through the first fixing hole 131 and is connected to the housing 300 of the electric compressor 1000. Therefore, the connection structure of the heat radiation assembly 100 and the shell 300 of the electric compressor 1000 is simple, the assembly is convenient, and the assembly difficulty is reduced.

In some embodiments of the present invention, the heat dissipation assembly 100 further comprises: first support column 4, first support column 4 are the metalwork, and first support column 4 is fixed in first fixed orifices 131 in, is formed with the first connecting hole 41 that link up first support column 4 along the thickness direction of heating panel 1 on the first support column 4, and heat radiation component 100 passes first connecting hole 41 through first fastener 6 and links to each other with casing 300. Referring to fig. 3 and 5 to 7, the first support column 4 is disposed in the first fixing hole 131, the first support column 4 is formed with a first connection hole 41 penetrating the first support column 4 in a thickness direction (e.g., a left-right direction shown in fig. 3) of the heat sink 1, and the first fastening member 6 is inserted into the first connection hole 41, thereby fixing the heat sink assembly 100 to the housing 300 of the motor-driven compressor 1000. From this, the intensity of metalwork is higher, and first fastener 6 and first support column 4 contact friction, first support column 4 is not fragile, and first support column 4 locates the design benefit in first fixed column 13, has both increased heat radiating area, has guaranteed first fastener 6 and first support column 4's effective connection again, has prolonged radiator unit 100's life.

In some embodiments of the present invention, the first supporting column 4 is integrally formed with the heat dissipating plate 1, and the first supporting column 4 and the first fixing column 13 are integrally connected by injection molding. From this, the integrative injection moulding of radiator unit 100, structural stability is good, and production efficiency is high, and the size is accurate, and the steady quality of heating panel 1, and is not fragile, and integrative injection moulding's simple process is convenient for manufacture.

In some embodiments of the present invention, one end of the first support column 4 is flush with a side surface of the heat dissipation plate 1 deviating from the enclosure plate 11, and the other end of the first support column 4 extends out of the first fixing hole 131. That is, the left end of the first support column 4 is flush with the left side surface of the heat radiating plate 1, and the right end of the first support column 4 protrudes through the second fixing hole 131. As shown in fig. 3, 7 and 11, the length a of the first support column 4 is greater than the depth L of the first fixing hole 131. Therefore, the first support column 4 is higher than the first fixing hole 131 during assembly, and the first fixing hole 131 is not damaged when the first fastening piece 6 is fastened, so that the structural integrity of the heat dissipation plate 1 is protected, and the service life of the heat dissipation assembly 100 is prolonged.

In some embodiments of the present invention, the heat dissipation assembly 100 further comprises: the second fixing column 14 is columnar and is located on one side surface of the heat dissipation plate 1 facing the surrounding plate 112, a second fixing hole 141 is formed on the second fixing column 14, the second fixing hole 141 extends along the thickness direction of the heat dissipation plate 1, and the second fixing column 14 is connected with the PCB 200 through the second fixing hole 141. Referring to fig. 3 and 11, the second fixing post 14 is formed in a pillar shape, the second fixing post 14 is connected to a right side surface of the heat radiating plate 1, the second fixing hole 141 is formed in the second fixing post 14, the second fixing hole 141 extends in a thickness direction of the heat radiating portion 1 (for example, a left-right direction shown in fig. 3), and the fastening member passes through the second fixing hole 141 and is connected to the PCB 200 of the electric compressor 1000. Therefore, the connection structure of the heat dissipation assembly 100 and the PCB 200 of the electric compressor 1000 is simple, the assembly difficulty of the heat dissipation assembly 100 and the PCB 200 is reduced, and the assembly is convenient.

In some embodiments of the present invention, the heat dissipation assembly 100 further comprises: the second supporting column 5, the second supporting column 5 is a metal piece, the second supporting column 5 is fixed in the second fixing hole 141, a second connecting hole 51 extending along the thickness direction of the heat dissipation plate 1 is formed on the second supporting column 5, and the pcb 200 passes through the second connecting hole 51 through the second fastener 7 to be connected with the second supporting column 5. Referring to fig. 3 and 8 to 10, the second support columns 5 are disposed in the second fixing holes 141, the second support columns 5 are formed with second connection holes 51 penetrating through the second support columns 5 in a thickness direction (e.g., a left-right direction shown in fig. 3) of the heat dissipation plate 1, and the second fasteners 7 are inserted into the second connection holes 51, so that the PCB 200 is fixed to the heat dissipation assembly 100. From this, the intensity of metalwork is higher, and second fastener 7 and the contact friction of second support column 5, and second support column 5 is not fragile, and second support column 5 locates the design benefit in the second fixed column 14, has both increased heat radiating area, has guaranteed second fastener 7 and second support column 5's effective connection again, has prolonged radiator unit 100's life.

In some embodiments of the present invention, the second fixing column 14 is integrally formed with the heat dissipation plate 1, and the second supporting column 5 is integrally connected to the second fixing column 14 by injection molding. From this, the integrative injection moulding of radiator unit 100, structural stability is good, and production efficiency is high, and the size is accurate, and the steady quality of heating panel 1, and is not fragile, and integrative injection moulding's simple process is convenient for manufacture.

In some embodiments, the depth of the second fixing hole 141 is less than the length of the second support post 5. As shown in fig. 3, 10 and 11, the length B of the second support column 5 is greater than the depth P of the second fixing hole 141. Therefore, the second supporting column 5 is higher than the second fixing hole 141 during assembly, and the second fixing hole 141 cannot be damaged when the second fastening member 7 is fastened, so that the structural integrity of the heat dissipation plate 1 is protected, and the service life of the heat dissipation assembly 100 is prolonged.

Preferably, the first and second fixing holes 131 and 141 are formed as screw holes.

A heat radiation assembly 100 of a motor-driven compressor 1000 according to an embodiment of the present invention will be described with reference to fig. 2 to 11.

Referring to fig. 2 to 11, the heat dissipation assembly 100 includes: the heat radiation plate comprises a heat radiation plate 1, an electric element 2, a packaging piece 3, a surrounding plate 11, a first fixing column 13, a second fixing column 14, a first supporting column 4 and a second supporting column 5, wherein the packaging piece 3 comprises a first packaging part 31 and a second packaging part 32.

Specifically, as shown in fig. 2 to 11, the heat sink 1 extends in the up-down direction, a mounting cavity 12 is formed on the right side surface of the heat sink 1, the right side of the mounting cavity 12 is opened to form an open space, the electric component 2 is enclosed in the mounting cavity 12 through the open space, the heat sink 1 can dissipate heat of the electric component 2, and the heat conductivity of the heat sink 1 is greater than 20W/m · k. The bounding wall 11 is established at the right side of heating panel 1, the bounding wall 11 extends for the rectangle at the right side surface of heating panel 1, the bounding wall 11 encloses jointly with heating panel 1 and forms installation cavity 12, packaging member 3 encapsulates electrical components 2 in installation cavity 12 and the uncovered opening of closing cap, and packaging member 3 when the uncovered opening of closing cap, encapsulates around electrical components 2, wherein, first encapsulation portion 31 covers the right side surface of electrical components 2, second encapsulation portion 32 is connected at the border of first encapsulation portion 31, second encapsulation portion 32 seals and fills between bounding wall 11 and electrical components 2.

First fixed column 13 is the column, and first fixed part 14 is connected on the right side surface of heating panel 1, the one end of first fixed orifices 131 link up the terminal surface of first fixed column 13, and the other end of first fixed orifices 131 link up the other side surface that deviates from bounding wall 11 of heating panel 1, the fastener passes first fixed orifices 131 and links to each other with motor compressor 1000's casing 300, first support column 4 is located in first fixed orifices 131, be formed with on the first support column 4 along the thickness direction of heating panel 1 (for example, the left and right directions that fig. 3 shows) link up first connecting hole 41 of first support column 4, wear to establish first fastener 6 in the first connecting hole 41, thereby fix radiator unit 100 on motor compressor 1000's casing 300, and, first support column 4 and heating panel 1 integrated into one piece, first support column 4 is connected as an organic whole through moulding with first fixed column 13.

The second fixing post 14 is in a column shape, the second fixing post 14 is connected to the right side surface of the heat sink 1, the second fixing hole 141 is formed on the second fixing post 14, the second fixing hole 141 extends in the thickness direction of the heat sink 1 (for example, in the left-right direction shown in fig. 3), and the fastening member passes through the second fixing hole 141 and is connected to the PCB 200 of the electric compressor 1000; the second supporting column 5 is disposed in the second fixing hole 141, a second connecting hole 51 penetrating through the second supporting column 5 in the thickness direction (for example, the left-right direction shown in fig. 3) of the heat dissipating plate 1 is formed in the second supporting column 5, and a second fastening member 7 is inserted into the second connecting hole 51, so that the PCB 200 is fixed to the heat dissipating assembly 100.

The heat dissipation plate 1 is a high-heat-conductivity plastic part with the heat conductivity larger than 20W/m.k, the packaging part 3 is a glue pouring forming part, the packaging part 3 is an insulating heat-conducting part, the first fixing column 13 and the second fixing column 14 are both integrally injection-molded with the heat dissipation plate 1, the first supporting column 4 and the second supporting column 5 are both metal parts, the first fixing column 13 and the first supporting column 4 are integrally connected through injection molding, and the second supporting column 5 and the second fixing column 14 are integrally connected through injection molding.

According to the electric compressor 1000 of the second aspect of the present invention, the heat dissipating plate 1 is fixed to the housing 300, including the housing 300 and the heat dissipating module 100 according to the electric compressor 1000 of the first aspect of the present invention.

According to the utility model discloses electric compressor 1000 through the radiator unit 100 who sets up the electric compressor 1000 of above-mentioned first aspect embodiment to reduce electric compressor 1000's the production degree of difficulty, reduced electric compressor 1000's spare part quantity, promoted electric compressor 1000's lightweight advantage.

In some embodiments, the heat dissipation assembly 100 of the first embodiment is suitable for use in a motor of an electric compressor 1000 for R134a, R744, R290, and R1234yf refrigerant.

Preferably, the heat dissipating module 100 of the first embodiment is applied to the motor-driven compressor 1000 of a scroll compression structure and a rotor compression structure.

According to the utility model discloses vehicle 10000 of third aspect embodiment, include according to the utility model discloses the electric compressor 1000 of above-mentioned second aspect embodiment.

Here, the vehicle 10000 shown in fig. 12 may be a new energy vehicle, in some embodiments, the new energy vehicle may be an electric only vehicle in which an electric motor is used as main driving force, and in other embodiments, the new energy vehicle may also be a hybrid vehicle in which an internal combustion engine and the electric motor are used as main driving force at the same time. With regard to the internal combustion engine and the motor for providing driving power for the new energy vehicle mentioned in the above embodiments, the internal combustion engine may use gasoline, diesel oil, hydrogen gas, etc. as fuel, and the manner of providing power for the motor may use a power battery, a hydrogen fuel cell, etc., and is not particularly limited herein. It should be noted that, here, the structures of the new energy vehicle and the like are only exemplified and not limiting the protection scope of the present invention.

Furthermore, in some embodiments, according to the embodiment of the present invention, the compressor applicable to the new energy vehicle 10000 may be an electric compressor 1000 including a driving part and a compression part, the driving part in the electric compressor 1000 drives the compression part to perform compression, for example, the driving part may be a driving motor including a rotor and a stator. In addition, in some embodiments, the electric compressor 1000 may be a low back pressure compressor, the driving part may be provided at a low pressure chamber communicating with a suction port of the compressor, and the compressing part may be provided at a high pressure chamber communicating with a discharge port of the compressor. Further, in some embodiments, the motor-driven compressor 1000 may be a horizontal compressor, the driving part and the compressing part may be arranged in a lateral direction, and the like.

According to the utility model discloses vehicle 10000 owing to have the electric compressor 1000 of the description in the above-mentioned arbitrary embodiment, consequently promoted vehicle 10000's security performance, improved vehicle 10000's lightweight advantage, reduced manufacturing cost.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," 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 are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (14)

1. A heat dissipating assembly for an electric compressor, comprising:

the heat dissipation plate is formed by a plastic piece, the heat conductivity of the heat dissipation plate is more than 20W/m.k, and a mounting cavity is formed on the heat dissipation plate;

the electrical component is arranged on the heat dissipation plate and packaged in the mounting cavity, and the heat dissipation plate is used for dissipating heat of the electrical component.

2. The heat dissipating module of an electric compressor according to claim 1, further comprising a surrounding plate, wherein the surrounding plate is disposed on the heat dissipating plate, and the surrounding plate and the heat dissipating plate together surround the mounting cavity.

3. The heat dissipating assembly of an electric compressor according to claim 2, further comprising: an enclosure covering at least the open mouth of the mounting cavity.

4. The heat dissipating assembly of a motor-driven compressor according to claim 3, wherein the packing member includes a first packing portion covering the electric component and a second packing portion connected to the first packing portion, the second packing portion being filled between the surrounding plate and the electric component.

5. The heat dissipating assembly of an electric compressor of claim 3, wherein the encapsulating member is an adhesive-filled molding member, and the encapsulating member is a heat conductive member.

6. The heat dissipating assembly of the motor-compressor according to any one of claims 2 to 5, further comprising: the first fixing column is columnar and located towards the heat dissipation plate, a side surface of the enclosing plate faces the first fixing column, a first fixing hole is formed in the first fixing column, the first fixing hole is a through hole extending in the thickness direction of the heat dissipation plate, and the heat dissipation assembly is connected with the shell of the electric compressor through the first fixing hole.

7. The heat dissipating assembly of an electric compressor according to claim 6, further comprising: first support column, first support column is the metalwork, first support column is fixed in the first fixed orifices, be formed with on the first support column and follow the thickness direction of radiator plate link up the first connecting hole of first support column, radiator unit passes through first fastener first connecting hole with the casing links to each other.

8. The heat dissipating assembly of an electric compressor as claimed in claim 7, wherein the first supporting pillar is formed integrally with the heat dissipating plate, and the first supporting pillar and the first fixing pillar are connected integrally by injection molding.

9. The heat dissipating assembly of the motor-driven compressor according to claim 7, wherein one end of the first support pillar is flush with a surface of the heat dissipating plate facing away from the surrounding plate, and the other end of the first support pillar extends out of the first fixing hole.

10. The heat dissipating assembly of an electric compressor according to any one of claims 2 to 5, further comprising: the second fixing column is columnar and located on one side surface, facing the surrounding plate, of the heat dissipation plate, a second fixing hole is formed in the second fixing column, the second fixing hole extends in the thickness direction of the heat dissipation plate, and the second fixing column is connected with the PCB through the second fixing hole.

11. The heat dissipating assembly of a motor-compressor according to claim 10, further comprising: the second support column, the second support column is the metalwork, the second support column is fixed in the second fixed orifices, be formed with on the second support column along the second connecting hole that the thickness direction of radiator plate extends, the PCB board passes through the second fastener the second connecting hole with the second support column links to each other.

12. The heat dissipating assembly of an electric compressor according to claim 11, wherein the second fixing posts are integrally formed with the heat dissipating plate, and the second supporting posts are integrally connected to the second fixing posts by injection molding.

13. A motor-driven compressor characterized by comprising a housing and a heat radiating plate assembly of the motor-driven compressor according to any one of claims 1 to 12, the heat radiating plate being fixed to the housing.

14. A vehicle characterized by comprising the electric compressor according to claim 13.

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