CN218625635U

CN218625635U - Fixing buckle, electronic expansion valve assembly, thermal management system and vehicle

Info

Publication number: CN218625635U
Application number: CN202222870914.6U
Authority: CN
Inventors: 陈图平; 许敏; 叶梅娇; 李玉忠
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-14
Anticipated expiration: 2032-10-28

Abstract

The utility model provides a fixed buckle and have its electronic expansion valve subassembly, thermal management system and vehicle, fixed buckle is used for fixing electronic expansion valve's coil to the disk seat, fixed buckle includes the mounting, joint subassembly and connecting piece, the mounting is suitable for with coil fixed connection, the joint subassembly be suitable for with the disk seat joint, mounting and joint subassembly are connected to the connecting piece, when the coil is fixed to the disk seat, connecting piece and disk seat elasticity butt, can restrict rocking of fixed buckle for the disk seat to a certain extent, thereby improve electronic expansion valve's installation reliability under the vibration operating mode.

Description

Fixing buckle, electronic expansion valve assembly, thermal management system and vehicle

Technical Field

The utility model relates to a vehicle thermal management field specifically relates to a fixed buckle and have its electron expansion valve subassembly, thermal management system and vehicle.

Background

The electronic expansion valve is an important part in a vehicle heat management system, and in the related technology, under a vibration working condition, a coil of the electronic expansion valve is easy to shake relative to a valve seat, so that the reliability of the electronic expansion valve is influenced, and the running reliability of the heat management system is influenced.

Disclosure of Invention

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 fixed buckle, its reliability that can effectively improve electronic expansion valve.

The utility model discloses still provide an electron expansion valve subassembly.

The utility model also provides a thermal management system.

The utility model discloses still provide a vehicle.

According to the utility model discloses fixed buckle of first aspect for fix the coil of electronic expansion valve to the disk seat, fixed buckle includes: a fixing member adapted to be fixedly connected with the coil; the clamping component is suitable for being clamped with the valve seat; the connecting piece, the connecting piece is connected the mounting with the joint subassembly, and works as the coil is fixed to when the disk seat, the connecting piece with disk seat elasticity butt.

According to the utility model discloses a fixed buckle when the coil is fixed to the disk seat, through connecting piece and disk seat elasticity butt for elastic force has between connecting piece and the disk seat, this elastic force can restrict fixed buckle to a certain extent and rock for the disk seat, thereby reduce under the vibration operating mode coil for rocking of disk seat, improve electronic expansion valve's reliability.

In some examples of the present invention, the connecting member is an elastic member, the connecting member and the fixing member are plate-shaped, the connecting member is close to the plane at which the one side of the valve seat is located is α, the fixing member is close to the plane at which the one side of the valve seat is located is β, and the included angle between the plane α and the plane B is an acute angle.

In some examples of the present invention, the included angle is a, and 60 ° or more and a < 90 °.

In some examples of the invention, the joint assembly includes a first joint member and a second joint member, the first joint member and the second joint member connect in opposite sides of the connecting member.

In some examples of the present invention, the first engaging member and the second engaging member are elastic members,

the first clamping piece is provided with a first connecting section, the first end of the first connecting section is connected with the connecting piece, and the second end of the first connecting section extends towards the direction close to the fixing piece;

the second clamping piece is provided with a second connecting section, the first end of the second connecting section is connected with the connecting piece, and the second end of the second connecting section extends towards the direction close to the fixing piece;

the first connecting section and the second connecting section are symmetrically arranged, and the distance between the first end of the first connecting section and the first end of the second connecting section is smaller than the distance between the second end of the first connecting section and the second end of the second connecting section.

In some examples of the present invention, the first clamping member further includes a first supporting section, and one end of the first supporting section is connected to the second end of the first connecting section; the second clamping piece further comprises a second supporting section, and one end of the second supporting section is connected with the second end of the second connecting section; the other end of the first support section and the other end of the second support section extend toward a direction in which they approach each other.

In some examples of the present invention, the first support section or the second support section is provided with a protruding point, and the protruding point is adapted to abut against the valve seat.

In some examples of the present invention, the fixing buckle further includes an operating portion, the operating portion is connected to the connecting member and is far away from one end of the fixing member, and the operating portion is used for separating the clamping component from the valve seat under the action of external force.

In some examples of the present invention, the operation portion includes an extension portion and a handle portion, a first end of the extension portion is connected to the connecting member, a second end of the extension portion is connected to the handle portion, and a second end of the extension portion extends toward a direction away from the valve seat.

According to the utility model discloses electronic expansion valve subassembly of second aspect, include the expansion valve and according to the utility model discloses the fixed buckle of first aspect, the expansion valve includes coil and disk seat, the coil passes through fixed buckle is fixed extremely the disk seat.

In some examples of the invention, the lateral wall of the valve seat is provided with a clamping groove, the clamping component with the clamping groove butt is in order to restrict the clamping component winds the rotation of the axis direction of the coil with the clamping component follows the movement of the axis direction of the coil.

In some examples of the invention, the clamping groove has first and second opposing mating walls, the clamping assembly abutting the first and second mating walls.

In some examples of the invention, the first mating wall comprises a first side wall and a first top wall that are connected, and the second mating wall comprises a second side wall and a second top wall that are connected; the clamping assembly is abutted against the first side wall and the second side wall so as to limit the rotation of the clamping assembly around the axis direction of the coil; the clamping assembly abuts against at least one of the first top wall and the second top wall to limit movement of the clamping assembly along the axis direction of the coil.

In some examples of the invention, the first mating wall further comprises a first guide wall, the first top wall being connected between the first guide wall and the first side wall; the second mating wall further comprises a second guide wall, the second top wall being connected between the second guide wall and the second side wall; the first guide wall and the second guide wall are respectively matched with the clamping component to guide the clamping component.

According to a third aspect of the present invention, there is provided a thermal management system comprising an electronic expansion valve assembly according to the second aspect of the present invention.

According to the fourth aspect of the present invention, a vehicle comprising a thermal management system according to the third aspect of the present invention.

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 first schematic structural diagram of a fixing buckle according to an embodiment of the present invention.

Fig. 2 is a first schematic structural diagram of an electronic expansion valve fixed to a valve seat according to an embodiment of the present invention.

Fig. 3 is a second schematic structural diagram of the fixing buckle according to the embodiment of the present invention.

Fig. 4 is a schematic structural diagram ii of the electronic expansion valve fixed to the valve seat according to the embodiment of the present invention.

Fig. 5 is a third schematic structural diagram of the fixing buckle according to the embodiment of the present invention.

Fig. 6 is a fourth schematic structural diagram of the fixing buckle according to the embodiment of the present invention.

Fig. 7 is a third schematic structural view of the electronic expansion valve fixed to the valve seat according to the embodiment of the present invention.

Fig. 8 is a first structural schematic diagram of a valve seat according to an embodiment of the present invention.

Fig. 9 is a schematic structural diagram of a valve seat according to an embodiment of the present invention.

Reference numerals:

100. fixing a buckle;

10. a fixing member; 11. positioning holes;

20. a clamping assembly; 21. a first clip member; 211. a first connection section; 212. a first support section; 213. salient points; 22. a second clip member; 221. a second connection section; 222. a second support section;

30. a connecting member;

40. an operation unit; 41. an extension section; 42. a handle part is buckled;

200. a coil 210, a positioning projection;

300. a valve seat; 310. a card slot; 311. a first mating wall; 3111. a first side wall; 3112. a first top wall; 3113. a first guide wall; 312. a second mating wall; 3121. a second side wall; 3122. a second top wall; 3123. a second guide wall.

Detailed Description

Reference will now be made in detail to 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 function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the applicability of other processes and/or the use of other materials.

A fixing buckle 100 according to an embodiment of the present invention is described below with reference to fig. 1 to 9.

In some embodiments of the present invention, as shown in fig. 2, the electronic expansion valve includes coil 200 and valve body, and coil 200 and valve body need to be fixed respectively on valve seat 300 in order to realize that the installation of electronic expansion valve is fixed, an embodiment of the present invention provides a fixed buckle 100, which is used for fixing coil 200 of electronic expansion valve to valve seat 300, as shown in fig. 1, fig. 2 and fig. 5, fixed buckle 100 includes fixing member 10, clamping component 20 and connecting member 30, fixing member 10 is suitable for fixed connection with coil 200, clamping component 20 is suitable for clamping with valve seat 300, connecting member 30 connects fixing member 10 and clamping component 20, and when coil 200 is fixed to valve seat 300, connecting member 30 and valve seat 300 elastic butt.

It can be understood that the fixing element 10 can be welded to the bottom of the coil 200, as shown in the figure, the bottom of the coil 200 is provided with a plurality of positioning protrusions 210, the fixing element 10 is correspondingly provided with a plurality of positioning holes 11 matching with the plurality of positioning protrusions 210, and the plurality of positioning protrusions 210 are inserted into and welded to the plurality of positioning holes 11, so as to weld and fix the fixing element 10 to the coil 200.

In some embodiments of the present invention, the side wall of the valve seat 300 is provided with a clamping groove 310, and the clamping assembly 20 abuts against the clamping groove 310 to connect the clamping assembly 20 with the valve seat 300, so as to limit the rotation of the clamping assembly 20 in the axial direction of the coil 200 and the movement of the clamping assembly 20 in the axial direction of the coil 200.

The connector 30 connects the fixture 10 and the clamping assembly 20, and thus, the coil 200 is fixed to the valve seat 300. The applicant found that, in the related art, the electronic expansion valve may cause the coil 200 to shake relative to the valve seat 300 under the vibration condition, thereby affecting the reliability of the electronic expansion valve, and the embodiment of the present invention provides a fixing buckle 100, when the coil 200 is fixed to the valve seat 300, the connecting member 30 is elastically abutted against the valve seat 300, that is, there is an elastic force between the connecting member 30 and the valve seat 300, and the elastic force can limit the shake of the fixing buckle 100 relative to the valve seat 300 to a certain extent, thereby reducing the shake of the coil 200 relative to the valve seat 300 under the vibration condition, and improving the reliability of the electronic expansion valve.

It should be noted that the structure of the connecting member 30 is not limited as long as the connecting member 30 elastically abuts against the valve seat 300 when the coil 200 is fixed to the valve seat 300.

In some embodiments of the present invention, as shown in fig. 2 and 3, the connecting member 30 is an elastic member, the connecting member 30 and the fixing member 10 are plate-shaped, the plane where the one side of the connecting member 30 close to the valve seat 300 is α, the plane where the one side of the fixing member 10 close to the valve seat 300 is β, the included angle between the plane α and the plane β is an acute angle, that is, the included angle between the plane where the one side of the fixing member 10 close to the valve seat 300 and the plane where the one side of the connecting member 30 close to the valve seat 300 is an acute angle.

It can be understood that the valve seat 300 is generally plate-shaped, the top surface of the valve seat 300 is at right angle to the side wall of the valve seat 300, and thus the included angle between the connecting member 30 and the fixing member 10 is smaller than the included angle between the side wall of the valve seat 300 and the top surface of the valve seat 300, and when the fixing member 10 fixes the coil 200 to the top surface of the valve seat 300, that is, the side of the fixing member 10 close to the valve seat 300 is parallel to the top surface of the valve seat 300, the connecting member 30 must elastically abut against the side wall of the valve seat 300, so as to reduce the wobbling of the coil 200 relative to the valve seat 300.

In some embodiments of the present invention, as shown in fig. 3, the included angle is a, and 60 ° or more and a < 90 °. Therefore, the occupied space of the electronic expansion valve can be reduced while the shaking of the coil 200 is reduced. The utility model discloses an in some embodiments, A is 70, and it is better to reduce coil 200 and rock the effect this moment, and electronic expansion valve's occupation space is less simultaneously.

In some embodiments of the present invention, as shown in fig. 1 and 6, the clip assembly 20 includes a first clip member 21 and a second clip member 22, and the first clip member 21 and the second clip member 22 are connected to opposite sides of the connecting member 30.

In some embodiments of the present invention, as shown in fig. 7, the card slot 310 has a first mating wall 311 and a second mating wall 312 opposite to each other, and the card assembly 20 abuts against the first mating wall 311 and the second mating wall 312. For example, the first engaging member 21 abuts against the first mating wall 311, and the second engaging member 22 abuts against the second mating wall 312.

Through the first clamping piece 21 and the second clamping piece 22 arranged on the two opposite sides of the connecting piece 30, the clamping connection between the clamping connection assembly 20 and the valve seat 300 can be realized more reliably.

In some embodiments of the present invention, as shown in fig. 2 and 6, the first engaging member 21 and the second engaging member 22 are both elastic members, the first engaging member 21 is provided with a first connecting section 211, a first end of the first connecting section 211 is connected to the connecting member 30, and a second end of the first connecting section 211 extends toward a direction close to the fixing member 10; the second clamping member 22 is provided with a second connecting section 221, a first end of the second connecting section 221 is connected with the connecting member 30, and a second end of the second connecting section 221 extends towards a direction close to the fixing member 10; the first connection section 211 and the second connection section 221 are symmetrically disposed, and a distance between the first end of the first connection section 211 and the first end of the second connection section 221 is smaller than a distance between the second end of the first connection section 211 and the second end of the second connection section 221, in other words, in a direction from the valve seat 300 to the coil 200, the first connection section 211 and the second connection section 221 extend in a direction away from each other.

It is understood that the first end of the first connection segment 211 can be directly connected to the connection member 30 or indirectly connected to the connection member 30, and the first end of the second connection segment 221 can be directly connected to the connection member 30 or indirectly connected to the connection member 30.

In some embodiments of the present invention, the first mating wall 311 includes a first side wall 3111 and a first top wall 3112 that are connected, and the second mating wall 312 includes a second side wall 3121 and a second top wall 3122 that are connected; the clamping assembly 20 abuts against both the first side wall 3111 and the second side wall 3121 to limit the rotation of the clamping assembly 20 around the axis direction of the coil 200; the clip assembly 20 abuts at least one of the first top wall 3111 and the second top wall 3122 to restrict movement of the clip assembly 20 in the axial direction of the coil.

It can be understood that the axial direction of the coil 200 is the up-down direction, the second end of the first connection section 211 can abut against the connection between the first top wall 3112 and the first side wall 3111, and the second end of the second connection section 221 can abut against the connection between the second top wall 3122 and the second side wall 3121, because the distance between the second end of the first connection section 211 and the second end of the second connection section 221 is increased, the rotation of the clamping assembly 20 around the axial line of the coil 200 can be better limited, and meanwhile, the distribution of the abutment point of the first clamping member 21 and the abutment point of the second clamping member 22 on the valve seat 300 is more reasonable.

It is understood that the second end of the first connecting section 211 may abut against the junction of the first side wall 3111 and the first top wall 3112, and the second end of the second connecting section 221 may abut against the second side wall 3121; it is also possible that the second end of the first connecting section 211 abuts against the first side wall 3111, and the second end of the second connecting section 221 abuts against the joint of the second side wall 3121 and the second top wall 3122, as long as the rotation of the clamping assembly 20 around the axis of the coil 200 and the movement of the clamping assembly 20 along the axis of the coil 200 can be limited at the same time.

It is understood that, as shown in fig. 8 and 9, the first fitting wall 311 further includes a first guide wall 3113, a first top wall 3112 is connected between the first guide wall 3113 and the first side wall 3111, the second fitting wall 312 further includes a second guide wall 3123, a second top wall 3122 is connected between the second guide wall 3123 and the second side wall 3121, and the first guide wall 3113 and the second guide wall 3123 are respectively engaged with the card assembly 20 to guide the card assembly 20. It should be noted that the first guide wall 3113 and the second guide wall 3123 may both be inclined surfaces extending to the top surface of the valve seat 300. In the process of fixing the coil 200 to the valve seat 300, the first connection section 211 may be guided to a position where it abuts the first fitting wall 311 by the first guide wall 3113, and the second connection section 221 may be guided to a position where it abuts the second fitting wall 312 by the second guide wall 3123.

In some embodiments of the present invention, as shown in fig. 6, the first clamping member 21 further includes a first supporting section 212, and one end of the first supporting section 212 is connected to the second end of the first connecting section 211; the second clip 22 further includes a second supporting section 222, one end of the second supporting section 222 is connected to the second end of the second connecting section 221, and the other end of the first supporting section 212 and the other end of the second supporting section 222 extend toward a direction approaching each other.

It will be appreciated that the first support section 212 is adapted to cooperate with the first top wall 3112 and the second support section 222 is adapted to cooperate with the second top wall 3122 such that the first connection section 211 and the second connection section 221 are respectively guided under the first top wall 3112 and the second top wall 3122, and the first support section 212 and the second support section 222 abut against the first top wall 3112 and the second top wall 3122, respectively, which can reduce damage to the valve seat 300 during installation and reduce noise during installation.

In some embodiments of the present invention, as shown in fig. 6 and 7, the protruding point 213 is disposed on the first support section 212 or the second support section 222, and the protruding point 213 is adapted to abut against the valve seat 300.

It is understood that the raised point 213 may be provided only on the first supporting section 212, and the raised point 213 is adapted to abut against the first top wall 3112 of the first matching wall 311, or only on the second supporting section 222, and the raised point 213 is adapted to abut against the second top wall 3122 of the second matching wall 312, and the raised points 213 may be provided on the first supporting section 212 and the second supporting section 222 at the same time, so that the abutting force between the card assembly 20 and the valve seat 300 can be increased by providing the raised points 213, thereby making the installation more secure and reliable.

In some embodiments of the present invention, as shown in fig. 1 and 2, the fixing clip 100 further includes an operating portion 40, the operating portion 40 is connected to an end of the connecting member 30 away from the fixing member 10, and the operating portion 40 is used to separate the clip assembly 20 from the valve seat 300 under the action of external force.

By providing the operation portion 40, when the electronic expansion valve is disassembled, the connection member 30 can be separated from the valve seat 300 by pulling the operation portion 40, and the clamping assembly 20 can be separated from the valve seat 300, so that the coil 200 can be disassembled. By connecting the operating portion 40 to the end of the connecting member 30 remote from the fixing member 10, it is possible to save more labor in detachment.

In some embodiments of the present invention, as shown in fig. 1, the operation portion 40 includes an extension section 41 and a handle portion 42, the first end of the extension section 41 is connected to the connection member 30, the second end of the extension section 41 is connected to the handle portion 42, and the second end of the extension section 41 extends toward a direction away from the valve seat 300.

It will be appreciated that the retaining clip 100 is a small component, the extension 41 and the retaining member 10 can be disposed on two sides of the connector 30, the second end of the extension 41 extends away from the valve seat 300, and the gripping portion 42 can be extended out of the valve seat 300, which is easy for a worker to access and manipulate.

In some embodiments of the present invention, as shown in fig. 1, the free end of the gripping portion 42 is located at a side of the extending section 41 facing away from the fixing member 10, and the free end of the gripping portion 42 extends toward a direction close to the fixing member 10.

The free end of the handle part 42 is arranged on the side of the extending section 41, which is far away from the fixing member 10, and the free end of the handle part 42 can extend towards the direction opposite to the extending direction of the extending section 41, so that the handle part 42 is formed into a hook-shaped structure, and the pulling force of a worker is facilitated.

According to the electronic expansion valve assembly of the embodiment of the second aspect of the present invention, as shown in fig. 2, including the expansion valve and the fixing buckle 100 according to the embodiment of the first aspect of the present invention, the expansion valve includes the coil 200 and the valve seat 300, and the coil 200 is fixed to the valve seat 300 through the fixing buckle 100. Through including the utility model discloses fixed buckle 100 of first aspect embodiment is difficult for rocking between coil 200 and the disk seat 300, and electronic expansion valve's installation is fixed more reliable to electronic expansion valve subassembly is more reliable.

In some embodiments of the present invention, as shown in fig. 2, the side wall of the valve seat 300 is provided with a clamping groove 310, and the clamping component 20 abuts against the clamping groove 310 to limit the rotation of the clamping component 20 around the axis of the coil 200 and the movement of the clamping component 20 along the axis of the coil 200.

It can be understood that, as shown in fig. 1 and fig. 2, the axial direction of the coil 200 is the up-down direction, and the rotation of the clamping assembly 20 around the axial direction of the coil 200 and the movement of the clamping assembly 20 along the axial direction of the coil 200 are realized by the abutment of the clamping assembly 20 and the clamping groove 310, so that the structure is simple and the installation is convenient.

In some embodiments of the present invention, as shown in fig. 6-8, the card slot 310 has a first mating wall 311 and a second mating wall 312 opposite to each other, and the card assembly 20 abuts against the first mating wall 311 and the second mating wall 312.

It is understood that the clip assembly 20 includes a first clip member 21 and a second clip member 22 spaced apart on opposite sides of the connecting member 30, the first clip member 21 being adapted to abut against the first mating wall 311, and the second clip member 22 being adapted to abut against the second mating wall 312. First joint spare 21 and second joint spare 22 set up along the circumference interval of disk seat 300, through first joint spare 21 and second joint spare 22 respectively with the butt of first cooperation wall 311 and second cooperation wall 312, can be convenient and reliable the realization to the rotation of the axis direction of joint subassembly 20 coil 200, simultaneously through the butt cooperation of a plurality of joint spares and draw-in groove 310 for the joint of joint subassembly 20 and disk seat 300 is more reliable.

In some embodiments of the present invention, the first mating wall 311 includes a first side wall 3111 and a first top wall 3112 that are connected, and the second mating wall 312 includes a second side wall 3121 and a second top wall 3122 that are connected; the clamping assembly 20 abuts against both the first side wall 3111 and the second side wall 3121 to limit the rotation of the clamping assembly 20 around the axis direction of the coil 200; the clip assembly 20 abuts at least one of the first top wall 3112 and the second top wall 3122 to restrict movement of the clip assembly in the axial direction of the coil 200.

In some embodiments of the present invention, as shown in fig. 8 and 9, first mating wall 311 further includes a first guide wall 3113, first top wall 3112 is connected between first guide wall 3113 and first side wall 3111, second mating wall 312 further includes a second guide wall 3123, second top wall 3122 is connected between second guide wall 3123 and second side wall 3121, and first guide wall 3113 and second guide wall 3123 cooperate with card assembly 20 to guide card assembly 20, respectively.

The latch assembly 20 can be more easily brought into a latched position with the valve seat 300 by the guidance of the first guide wall 3113 and the second guide wall 3123.

The fitting relationship between the valve seat 300 and the fixing clip 100 of the first embodiment, and the corresponding advantages thereof, have been described in detail above, and are not repeated herein.

According to the utility model discloses thermal management system of third aspect embodiment, include according to the utility model discloses the electronic expansion valve subassembly of second aspect embodiment for thermal management system operation is more reliable.

According to the utility model discloses vehicle of fourth aspect embodiment, include according to the utility model discloses the thermal management system of third aspect embodiment for the vehicle operation is more reliable.

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", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those 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 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 of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means 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 present 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

1. A retaining clip for securing a coil of an electronic expansion valve to a valve seat, the retaining clip comprising:

a fixing member adapted to be fixedly connected with the coil;

the clamping component is suitable for being clamped with the valve seat;

the connecting piece is connected with the fixing piece and the clamping assembly;

when the coil is fixed to the valve seat, the connecting piece is elastically abutted against the valve seat.

2. The fixing buckle according to claim 1, wherein the connecting member is an elastic member, the connecting member and the fixing member are both plate-shaped, a plane of a surface of the connecting member close to the valve seat is α, a plane of a surface of the fixing member close to the valve seat is β, and an included angle between the plane α and the plane B is an acute angle.

3. The retaining clip of claim 2, wherein the included angle is a, and 60 ° ≦ a < 90 °.

4. The fixing buckle of claim 1, wherein the clamping assembly comprises a first clamping member and a second clamping member, and the first clamping member and the second clamping member are connected to two opposite sides of the connecting member.

5. The retaining clip of claim 4,

the first clamping piece and the second clamping piece are elastic pieces,

6. The fixing buckle according to claim 5,

the first clamping piece further comprises a first supporting section, and one end of the first supporting section is connected with the second end of the first connecting section;

the second clamping piece further comprises a second supporting section, and one end of the second supporting section is connected with the second end of the second connecting section;

the other end of the first support section and the other end of the second support section extend toward a direction in which they approach each other.

7. The retaining clip of claim 6, wherein the first support section or the second support section has a raised point disposed thereon, the raised point adapted to abut the valve seat.

8. The retainer clip of claim 1, further comprising an operating portion connected to an end of the connector remote from the retainer, the operating portion being configured to separate the clip assembly from the valve seat under an external force.

9. The retainer clip of claim 8, wherein the operating portion comprises an extension section and a clip portion, wherein a first end of the extension section is connected to the connector, a second end of the extension section is connected to the clip portion, and a second end of the extension section extends away from the valve seat.

10. An electronic expansion valve assembly comprising an expansion valve and the retaining clip of any of claims 1-9, the expansion valve comprising a coil and a valve seat; the coil is fixed to the valve seat by the fixing clip.

11. The electronic inflation valve assembly of claim 10, wherein the side wall of the valve seat is provided with a slot, and the latch assembly abuts against the slot to limit rotation of the latch assembly about the axis of the coil and movement of the latch assembly along the axis of the coil.

12. The electronic expansion valve assembly of claim 11, wherein the snap-in groove has first and second opposing mating walls, the snap-in assembly abutting the first and second mating walls.

13. The electronic expansion valve assembly of claim 12, wherein the first mating wall comprises a first side wall and a first top wall that are joined, and the second mating wall comprises a second side wall and a second top wall that are joined;

the clamping assembly is abutted against the first side wall and the second side wall so as to limit the rotation of the clamping assembly around the axis direction of the coil;

the clamping assembly abuts against at least one of the first top wall and the second top wall to limit movement of the clamping assembly along the axis direction of the coil.

14. The electronic expansion valve assembly of claim 13,

the first mating wall further comprises a first guide wall, the first top wall being connected between the first guide wall and the first side wall; the second mating wall further comprises a second guide wall, the second top wall being connected between the second guide wall and the second side wall; the first guide wall and the second guide wall are respectively matched with the clamping component to guide the clamping component.

15. A thermal management system comprising the electronic expansion valve assembly of any of claims 10-14.

16. A vehicle comprising the thermal management system of claim 15.