CN220540417U - Coil fixing structure, electric valve, thermal management system and vehicle - Google Patents

Abstract

The utility model discloses a coil fixing structure, an electric valve, a thermal management system and a vehicle, wherein the coil fixing structure comprises a connecting piece, a clamping piece and an abutting piece, the connecting piece is fixedly connected with a coil part, the connecting piece comprises a first connecting surface which extends towards a valve seat and is positioned outside the outer peripheral surface of the valve seat, the clamping piece and the abutting piece are arranged on the first connecting surface, the clamping piece is suitable for being clamped with a clamping groove of the outer peripheral surface of the valve seat, and the abutting piece is suitable for being abutted with a step of the outer peripheral surface of the valve seat. According to the coil fixing structure, the clamping piece and the abutting piece of the coil fixing structure are arranged on the first connecting surface, which is positioned on the outer side of the outer peripheral surface of the valve seat, of the connecting piece, the coil fixing structure is more integrated and concise, and the production cost is further reduced.

Description

Coil fixing structure, electric valve, thermal management system and vehicle

Technical Field

The utility model relates to the technical field of electric valves, in particular to an electric valve.

Background

The electric valve mainly comprises a valve seat, a valve body and a coil part, wherein the coil part is electrified to generate a magnetic field, and the magnetic field drives a valve head in the valve body to move, so that the actions of opening and closing a valve opening and the like are realized. In the prior art, when installing the coil portion, need use fastener such as screw to be connected with the disk seat, this needs to aim at the screw hole and twist the operation of screw, leads to the assembly efficiency of motorised valve low, and the motorised valve is in the easy operating mode of vibration during operation, and the screw is easy not hard up, influences the reliability of motorised valve.

In a related technical scheme, the electric valve further comprises a connecting part fixedly connected with the coil part, wherein the connecting part comprises an abutting part abutting against the end face of the valve seat and a clamping part clamped with a clamping groove on the outer peripheral surface of the valve seat, and the two axial directions of the coil part can be limited by the clamping part and the abutting part. The butt piece and the joint piece respectively with the terminal surface and the outer peripheral face looks adaptation of disk seat, the convex butt piece that sets up respectively with the joint piece can lead to the complicacy of assembly, and can increase the waste of axial space, is unfavorable for realizing the product miniaturization, also can improve overall cost to a certain extent simultaneously.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present utility model is to provide a coil fixing structure, which has advantages of convenient and reliable structure integration production.

According to the utility model, an electrically operated valve is also proposed.

According to the utility model a thermal management system is also proposed.

According to the utility model, a vehicle is also proposed.

In order to achieve the above object, according to a first aspect of the present utility model, there is provided a coil fixing structure applied to an electric valve including a valve seat, a valve body, and a coil portion, a part of the valve body penetrating the valve seat, another part of the valve body protruding from the valve seat, the coil portion being fitted over another part of the valve body; the coil fixing structure comprises a connecting piece, a clamping piece and a butt piece, wherein the connecting piece is fixedly connected with the coil part, the connecting piece comprises a first connecting surface which extends towards the valve seat and is located on the outer side of the outer peripheral surface of the valve seat, the clamping piece and the butt piece are arranged on the first connecting surface, the clamping piece is suitable for being clamped with a clamping groove of the outer peripheral surface of the valve seat, and the butt piece is suitable for being abutted to a step of the outer peripheral surface of the valve seat.

According to the coil fixing structure provided by the embodiment of the utility model, as the clamping piece and the abutting piece of the coil fixing structure are arranged on the first connecting surface, which is positioned on the outer side of the outer peripheral surface of the valve seat, of the connecting piece, the structure of the coil fixing structure is more integrated and concise while the limiting reliability is ensured, the assembly is convenient, and the production cost is further reduced.

According to some embodiments of the utility model, the connecting piece further comprises a second connecting surface perpendicular to the axial direction of the valve body, the first connecting surface is arranged on one side of the second connecting surface facing the valve seat, and the second connecting surface is fixedly connected with the coil part.

According to some embodiments of the utility model, the abutment is located at a side of the clip remote from the coil portion.

According to some embodiments of the utility model, the abutment and the clip are distributed in a direction parallel to the axis of the valve body.

According to some embodiments of the utility model, the abutment comprises a flange extending radially of the valve body, the flange being adapted to abut against a step of the outer circumferential surface of the valve seat.

According to some embodiments of the utility model, the flange is directed towards the valve body.

According to some embodiments of the utility model, the flange comprises two support sections, which are respectively arranged at two ends of the first connecting surface in the circumferential direction.

According to a second aspect of the present utility model, an electric valve is provided, which includes the coil fixing structure according to the first aspect of the present utility model, and further includes a valve seat, a valve body, and a coil portion, wherein another portion of the valve body protrudes from the valve seat, the coil portion is sleeved on another portion of the valve body, a clamping groove and a step are disposed on an outer peripheral surface of the valve seat, the clamping groove is clamped with the clamping member, and the step is abutted with the abutting member.

According to a third aspect of the present utility model, an embodiment is presented of a thermal management system comprising an electrically operated valve according to the second aspect of the present utility model.

According to a fourth aspect of the utility model an embodiment is presented of a vehicle comprising an electrically operated valve according to an embodiment of the second aspect of the utility model or a thermal management system according to an embodiment of the third aspect of the utility model.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The foregoing and/or additional aspects and advantages of the present utility model will be apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings.

Fig. 1 is an assembly schematic diagram of an electric valve as a whole.

Fig. 2 is an overall schematic diagram of the coil fixing structure.

FIG. 3 is a schematic illustration of the valve seat and valve body portions.

Fig. 4 is a cross-sectional view of the electrically operated valve portion.

The valve comprises a 1-valve seat, a 10-clamping groove, a 11-step, a 12-positioning surface, a 13-platform surface, a 2-valve body, a 20-positioning part, a 21-connecting surface, a 3-coil fixing structure, a 30-abutting part, a 301-flanging, a 302-transition section, a 31-clamping part, a 32-connecting part, a 320-fixing hole, a 321-first connecting surface, a 322-second connecting surface and a 4-coil part

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the utility model, a "first feature" or "second feature" may include one or more of such features.

In the description of the utility model, "a plurality" means two or more, and "a number" means one or more.

A coil fixing structure according to an embodiment of the present utility model is described below with reference to fig. 1 to 4.

Referring to fig. 1, the coil fixing structure is applied to an electric valve, the electric valve comprises a valve seat 1, a valve body 2 and a coil part 4, a part of the valve body 2 is penetrated on the valve seat 1, the other part of the valve body 2 protrudes from the valve seat 1, and the coil part 4 is sleeved on the other part of the valve body 2.

Specifically, referring to fig. 3 to 4, the valve seat 1 has a positioning surface 12 facing the valve body 2, the valve body 2 has a positioning portion 20 facing the valve seat 1, the positioning surface 12 abuts against the positioning portion 20, a portion below the positioning portion 20 of the valve body 2 is penetrated in a portion below the positioning surface 12 of the valve seat 1, and a portion above the positioning portion 20 of the valve body 2 protrudes from the positioning surface 12.

Optionally, the valve seat 1 further has a platform surface 13 facing the coil part 4, the platform surface 13 is closer to the coil part 4 than the positioning surface 12, and the inner diameter of the platform surface 13 is larger than the inner diameter of the positioning surface 12, and the inner side surface of the valve seat from the positioning surface 12 to the platform surface 13 is suitable for being matched with the connecting surface 21 of the valve body 2 so as to enhance the stability of the connection of the valve body 2 and the valve seat 1.

In some embodiments of the present utility model, referring to fig. 1-3, the coil fixing structure 3 includes a connecting member 32, a clamping member 31 and an abutting member 30, the connecting member 32 is fixedly connected with the coil portion 4, the connecting member 32 includes a first connecting surface 321 extending toward the valve seat 1 and located outside the outer peripheral surface of the valve seat 1, the clamping member 31 and the abutting member 30 are disposed on the first connecting surface 321, the clamping member 31 is adapted to be clamped with the clamping groove 10 of the outer peripheral surface of the valve seat 1, and the abutting member 30 is adapted to be abutted with the step 11 of the outer peripheral surface of the valve seat 1.

In the coil fixing structure 3 according to the embodiment of the utility model, the clamping piece 31 of the coil fixing structure 3 and the abutting piece 30 are arranged on the first connecting surface 321 positioned on the outer side of the outer peripheral surface of the valve seat in the connecting piece 32, so that the structure of the coil fixing structure 3 is more integrated and concise while the limit reliability is ensured, the assembly is convenient, and the production cost is further reduced.

In some embodiments of the present utility model, the abutment member 30 is an elastic structure, and during the process of installing the coil fixing structure 3 on the valve seat 1, the abutment member 30 abuts against the step 11 first, and deforms elastically, and then when the clamping member 31 moves down to the lower end of the clamping groove 10, the abutment member 30 returns to deform to provide an upward elastic force, and after releasing the downward pressure, the clamping member 31 abuts against the clamping groove 10.

In some embodiments of the present utility model, the connecting member 32 includes a second connecting surface 222 disposed perpendicular to the axial direction of the valve body 2, and the first connecting surface 321 is disposed on a side of the second connecting surface facing the valve seat 1, and the second connecting surface 322 is fixedly connected to the coil portion 4. Specifically, the second connection surface 322 is fixed to the bottom of the coil portion 4, so that the fixation of the coil fixing structure 3 to the valve body 2 is more stable and easy.

Optionally, the second connecting surface 322 is provided with a fixing hole 320, and the fixing hole 320 is adapted to be matched with a protruding pillar at the bottom of the coil portion 4, for example, the protruding pillar is in interference fit with the fixing hole 320, so that the coil fixing structure 3 and the valve body 2 are assembled more conveniently.

Alternatively, the fixing holes 320 are uniformly distributed in the circumferential direction of the second connection surface 322, so that the pressure distribution of the coil portion 4 to the second connection surface 322 is more uniform, and the fixing stability of the connecting piece 32 and the coil portion 4 is improved.

In some embodiments of the present utility model, the abutment 30 is located on a side of the clamping member 31 away from the coil portion 4, so that the arrangement of the abutment 30 on the first connecting surface 321 is facilitated, and the production cost of the coil fixing structure 3 is lower.

In some embodiments of the present utility model, the abutment member 30 and the clamping member 31 are distributed on the first connecting surface 321 along a direction parallel to the axis of the valve body 2, so that the arrangement of the abutment member 30 and the clamping member 31 on the first connecting surface 321 is more integrated, the circumferential length of the first connecting surface 321 can be further reduced, and the production cost of the coil fixing structure 3 is further reduced.

In addition, the technical solution that the abutting piece 30 is located at the side of the clamping piece 31 near the coil part 4 and the technical solution that the connection line of the abutting piece 30 and the clamping piece 31 on the first connecting surface 321 is not parallel to the axis of the valve body 2 are also in the protection scope of the present utility model.

In some embodiments of the utility model, the abutment 30 comprises a flange 301 extending radially of the valve body 2, the flange 301 being adapted to abut against the step 11 of the outer periphery of the valve seat 1. In the installation process, the flange 301 can provide upward elastic deformation force through proper deformation, the flange 301 can be ensured not to be broken easily by extending along the radial direction of the valve body 2, and the installation stability of the coil fixing structure 3 is improved.

In some embodiments of the utility model, the flange 301 is directed towards the valve body 2, i.e. the flange 301 extends in a direction towards the valve body 2, wherein the flange 301 is radially displaced towards the valve body 2 when providing the elastic deformation force, ensuring that the flange 301 does not disengage from the step 11 during installation.

In some embodiments of the utility model, the flange 301 extends away from the valve body 2, when the flange 301 is displaced radially away from the valve body 2 when providing the elastic deformation force; in the disassembly and assembly process, the coil fixing structure 3 is pressed, and the flange 301 and the step 11 generate a larger gap, so that the disassembly and assembly are convenient.

In some embodiments of the present utility model, the flange 301 includes two support sections, where the two support sections are respectively disposed at two ends of the first connection surface 321 in the circumferential direction, so that when the support sections deform to provide elastic deformation force, the support sections deform along the circumferential direction of the valve body 2, so that the deformation of the flange 301 in the radial direction of the valve body 2 is correspondingly reduced, the strength of the flange 301 is improved, and the production cost can be further reduced.

On the other hand, the embodiment of the utility model also provides an electric valve, which comprises a valve seat 1, a valve body 2, a coil part 4 and a coil fixing structure 3 in the embodiment, wherein one part of the valve body 2 is penetrated on the valve seat 1, the other part of the valve body 2 protrudes out of the valve seat 1, the coil part 4 is sleeved on the other part of the valve body 2, the outer peripheral surface of the valve seat 1 is provided with a clamping groove 10 and a step 11, the clamping groove 10 is clamped with a clamping piece 31 of the coil fixing structure 3, and the step 11 is abutted with an abutting piece 30 of the coil fixing structure 3. It can be understood that, because the electric valve of the present utility model adopts the technical solution of the foregoing embodiment, the electric valve at least has the beneficial effects brought by the technical solution of the foregoing embodiment, which is not described herein in detail.

The specific installation process of the electric valve is as follows: the coil part 4 and the coil fixing structure 3 are fixedly connected at first, the coil part 4 and the coil fixing structure 3 are installed on the valve body 2 and the valve seat 1 together, the first connecting surface 321 is expanded outwards in the installation process, the coil part 4 and the coil fixing structure 3 are installed by continuing to press down along with the continuous installation of the abutting part 30, the abutting part 30 deforms to provide upward elastic force, when the clamping part 31 moves down to the lower end of the clamping groove 10, the abutting part 30 is deformed in a restoration mode, and after the pressure on the coil part and the coil fixing structure 3 is released, the clamping part 31 and the clamping groove 10 are abutted.

On the other hand, the embodiment of the utility model also provides a thermal management system, which can be a loop of an air conditioner, a motor electric control system, a battery and the like, and the thermal management system comprises the electric valve of the embodiment, and it can be understood that the thermal management system of the utility model adopts the technical scheme of the embodiment, so that the thermal management system at least has the beneficial effects brought by the technical scheme of the embodiment and is not repeated herein.

On the other hand, the embodiment of the present utility model further provides a vehicle, which includes the electric valve or the thermal management system of the above embodiment, and it is to be understood that, because the vehicle of the present utility model adopts the technical solution of the above embodiment, the vehicle at least has the beneficial effects brought by the technical solution of the above embodiment, which is not described herein in detail.

In the description herein, reference to the term "particular embodiment," "particular example," etc., 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

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

Claims (7)

1. Coil fixed knot constructs (3), is applied to the motorised valve, the motorised valve includes disk seat (1), valve body (2) and coil portion (4), a part of valve body (2) wears to establish on disk seat (1), another part of valve body (2) protrusion in disk seat (1), coil portion (4) cover is established on another part of valve body (2), its characterized in that:

the coil fixing structure (3) comprises a connecting piece (32), a clamping piece (31) and an abutting piece (30), wherein the connecting piece (32) is fixedly connected with the coil part (4), the connecting piece (32) comprises a first connecting surface (321) which extends towards the valve seat (1) and is positioned on the outer side of the outer peripheral surface of the valve seat (1), the clamping piece (31) and the abutting piece (30) are arranged on the first connecting surface (321), the clamping piece (31) is suitable for being clamped with a clamping groove (10) of the outer peripheral surface of the valve seat (1), and the abutting piece (30) is suitable for being abutted with a step (11) of the outer peripheral surface of the valve seat (1);

the abutment (30) comprises a flange (301) extending radially of the valve body (2), the flange (301) being adapted to abut against a step (11) of the outer circumferential surface of the valve seat (1);

the flanging (301) comprises two support sections, and the two support sections are respectively arranged at two ends of the first connecting surface (321) in the circumferential direction;

the abutting piece (30) is located on one side of the clamping piece (31) away from the coil part (4).

2. The coil fixing structure (3) according to claim 1, wherein the connecting member (32) further includes a second connecting surface (322) perpendicular to the axial direction of the valve body (2), the first connecting surface (321) is provided on a side of the second connecting surface (322) facing the valve seat (1), and the second connecting surface (322) is fixedly connected with the coil portion (4).

3. Coil fixation structure (3) according to claim 1, characterized in that the abutment (30) and the snap-in (31) are distributed in a direction parallel to the axis of the valve body (2).

4. Coil fixation structure (3) according to claim 1, characterized in that the flange (301) is directed towards the valve body (2).

5. An electric valve is characterized by comprising a valve seat (1), a valve body (2), a coil part (4) and a coil fixing structure (3) as claimed in any one of claims 1-4, wherein one part of the valve body (2) is penetrated on the valve seat (1), the other part of the valve body (2) protrudes out of the valve seat (1), the coil part (4) is sleeved on the other part of the valve body (2), a clamping groove (10) and a step (11) are formed in the outer circumferential surface of the valve seat (1), the clamping groove (10) is clamped with a clamping piece (31), and the step (11) is abutted with a butt piece (30).

6. A thermal management system comprising the electrically operated valve of claim 5.

7. A vehicle comprising the electrically operated valve of claim 5 or the thermal management system of claim 6.