CN217301818U

CN217301818U - Electromagnetic stop valve and valve assembly with same

Info

Publication number: CN217301818U
Application number: CN202220682771.3U
Authority: CN
Inventors: 不公告发明人
Original assignee: Dunan Automotive Thermal Management Technology Co Ltd
Current assignee: Dunan Automotive Thermal Management Technology Co Ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-08-26
Anticipated expiration: 2032-03-25

Abstract

The utility model provides an electromagnetism stop valve and have its valve module, electromagnetism stop valve includes: the valve body is provided with an accommodating cavity, and a valve port is also arranged on the valve body and is communicated with the accommodating cavity; the fixed iron core is arranged in the accommodating cavity; the movable iron core is movably arranged in the accommodating cavity, the fixed iron core and the movable iron core are distributed along the axial direction of the valve body, the movable iron core is provided with a first end and a second end which are arranged oppositely, the first end of the movable iron core is arranged corresponding to the fixed iron core, the second end of the movable iron core is arranged corresponding to the valve port, and the fixed iron core can drive the movable iron core to move so as to plug the second end of the movable iron core or open the valve port. Use the technical scheme of the utility model, can solve the problem that the electromagnetism stop valve installation effectiveness among the prior art is low, the axiality is poor.

Description

Electromagnetic stop valve and valve assembly with same

Technical Field

The utility model relates to an electromagnetic valve technical field particularly, relates to an electromagnetic stop valve and have its valve module.

Background

At present, current electromagnetic stop valve includes valve body, decides the iron core, moves iron core and case, is provided with in the valve body and holds the chamber, decides the iron core, moves iron core and case setting and is holding the intracavity, moves iron core and case drive connection, and decides iron core accessible magnetic drive and moves the iron core and remove, and then drives the case and remove in order to open or shutoff valve port. Among the prior art, above-mentioned scheme structure spare part is many, and in the installation, need all install a plurality of parts to holding the intracavity, adjust again, fixed, required time when so can increasing the device installation to lead to the installation effectiveness of electromagnetic stop valve to hang down, the poor problem of axiality.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electromagnetic stop valve and have its valve module to solve the electromagnetic stop valve installation effectiveness among the prior art low, the poor problem of axiality.

According to an aspect of the utility model, a provide an electromagnetism stop valve, electromagnetism stop valve includes: the valve body is provided with an accommodating cavity and a valve port which is communicated with the accommodating cavity; the fixed iron core is arranged in the accommodating cavity; the movable iron core is movably arranged in the accommodating cavity, the fixed iron core and the movable iron core are distributed along the axial direction of the valve body, the movable iron core is provided with a first end and a second end which are arranged oppositely, the first end of the movable iron core is arranged corresponding to the fixed iron core, the second end of the movable iron core is arranged corresponding to the valve port, and the fixed iron core can drive the movable iron core to move so as to plug the second end of the movable iron core or open the valve port.

Use the technical scheme of the utility model, with the case with move the iron core and set up to integrated into one piece structure, in the installation of device, only need to move iron core one end and decide iron core and correspond the setting, move the other end of iron core and correspond the valve port setting, can satisfy the user demand of device, through setting up above-mentioned structure, the installation of the device of not only being convenient for can improve the installation effectiveness of device effectively, the design of a body structure also is convenient for install the processing of spare part simultaneously, has reduced the processing cost of device. And the problem that the coaxiality of the valve core and the movable iron core is poor due to processing and installation errors can be avoided by the integrally formed structure, so that the coaxiality of the sealing structure of the valve core and the movable iron core is better, and the smooth opening and closing actions of the device can be ensured.

Furthermore, the end face of the second end of the movable iron core is a plane, and the end face of the second end of the movable iron core is abutted against the end face of the valve port in the state that the valve port is blocked by the movable iron core. So set up, when moving the second end of iron core and valve port butt, the valve port can produce spacingly to moving the second end of iron core, has prevented the second end of iron core along the axial displacement, because the terminal surface of the two is planar structure to can improve the area of contact of the two, make the contact of the two more stable, improve the spacing effect of valve port to moving the second end of iron core correspondingly.

Further, the valve body includes body and disk seat, and the body has the mounting hole, and the disk seat is connected with the body, and is located the mounting hole, and the disk seat has the valve port. The valve seat is arranged in the mounting hole, so that the whole size of the device is reduced, and the miniaturization of the device can be realized.

Furthermore, the end face of the valve seat close to the movable iron core is lower than the end face of the mounting hole close to the movable iron core, the electromagnetic stop valve further comprises a first sealing element, the first sealing element is arranged between the movable iron core and the mounting hole, and the first sealing element surrounds the periphery of the second end of the movable iron core. Through setting up above-mentioned structure, first sealing member can carry out the shutoff to the junction of the second end of moving the iron core and valve port to realize moving the radial seal of the junction of the second end of iron core and valve port, so can reduce the interior hourglass of device effectively, thereby improved the sealed effect of device.

Further, the movable iron core is provided with a balance channel, and the balance channel penetrates through the first end and the second end of the movable iron core. So set up, when the medium entered into and moved the inside of iron core, can enter into the first end that moves the iron core through balanced passageway, make the pressure differential of the first end of movable iron core and second end obtain effective balance to the stability of device operation has been guaranteed.

Further, the balance channel comprises a first hole section, a second hole section and a third hole section which are sequentially connected, the third hole section is arranged close to the valve port, the diameter of the third hole section is larger than that of the first hole section, and the diameter of the first hole section is larger than that of the second hole section. Through setting up above-mentioned structure, set up first hole section and second hole section into the echelonment, be favorable to satisfying the installation demand of device, the diameter of third hole section sets up to be greater than the diameter of first hole section and second hole section, can realize the heavy-calibre internal balance function of device, and the internal diameter size of third hole section can be adjusted according to valve port flow demand simultaneously, so can improve the suitability of device to the application range of device has been improved.

Furthermore, the fixed iron core is arranged at one end of the accommodating cavity far away from the valve port, and the movable iron core is positioned at one end of the fixed iron core close to the valve port. Through setting up above-mentioned structure, when the device is static, the movable iron core can carry out the shutoff with the valve port, and the valve port is in the shutoff state this moment, so can satisfy the normally closed function of device valve port.

Further, the electromagnetic stop valve further comprises an elastic piece, the elastic piece is arranged between the fixed iron core and the movable iron core, one end of the elastic piece is connected with the fixed iron core, and the other end of the elastic piece is connected with the movable iron core and is located in the first hole section. So set up, the elasticity of elastic component can be used for on moving the iron core with the gravity of moving iron core self sharing to make moving iron core be in the position of shutoff valve port, thereby can realize moving iron core's shutoff function.

Further, the electromagnetic stop valve further comprises a second sealing element, the second sealing element is arranged on the outer side wall of the movable iron core and located in the middle of the movable iron core, and the second sealing element can be matched and sealed with the side wall of the containing cavity. The second sealing element is used for sealing the joint of the accommodating cavity and the movable iron core so as to prevent the medium from leaking at the joint, and therefore the sealing effect of the device can be further improved.

According to the utility model discloses a valve module is provided in another aspect, and valve module includes foretell electromagnetism stop valve and installation base member, is provided with installation cavity and circulation passageway on the installation base member, and the circulation passageway is linked together with the installation cavity, and the electromagnetism stop valve is installed in the installation cavity.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural diagram of an electromagnetic stop valve provided by the present invention.

Wherein the figures include the following reference numerals:

10. a valve body; 11. an accommodating chamber; 12. a valve port; 13. a body; 14. a valve seat;

20. fixing an iron core; 30. a movable iron core; 31. a first bore section; 32. a second bore section; 33. a third bore section; 40. a first seal member; 50. an elastic member; 60. a second seal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, the present invention provides an electromagnetic stop valve, which includes a valve body 10, a fixed iron core 20 and a movable iron core 30. The valve body 10 has a containing cavity 11, the valve body 10 is further provided with a valve port 12, the valve port 12 is communicated with the containing cavity 11, the fixed iron core 20 is arranged in the containing cavity 11, the movable iron core 30 is movably arranged in the containing cavity 11, the fixed iron core 20 and the movable iron core 30 are distributed along the axial direction of the valve body 10, the movable iron core 30 has a first end and a second end which are arranged oppositely, the first end of the movable iron core 30 is arranged corresponding to the fixed iron core 20, the second end of the movable iron core 30 is arranged corresponding to the valve port 12, and the fixed iron core 20 can drive the movable iron core 30 to move so as to enable the second end of the movable iron core 30 to close or open the valve port 12.

Use the technical scheme of the utility model, set up the case and move iron core 30 to the integrated into one piece structure, in the installation of device, only need to move iron core 30 one end and decide iron core 20 and correspond the setting, the other end that moves iron core 30 corresponds valve port 12 and sets up, can satisfy the user demand of device, through setting up above-mentioned structure, the installation of the device of not only being convenient for, can improve the installation effectiveness of device effectively, the design of a body structure also is convenient for device spare part's processing simultaneously, the processing cost of device has been reduced, and the case that the integrated into one piece structure can avoid leading to because processing and installation error and the poor problem of moving iron core 30 axiality, make the case better with the seal structure axiality that moves iron core 30, thereby can guarantee the device open the valve and close the valve action more smooth.

Further, the end surface of the second end of the plunger 30 is a plane, and the end surface of the second end of the plunger 30 abuts against the end surface of the valve port 12 in a state where the plunger 30 blocks the valve port 12. So set up, when the second end of movable iron core 30 and valve port 12 butt, valve port 12 can produce spacingly to the second end of movable iron core 30, has prevented the displacement of the second end of movable iron core 30 in the axial, because the terminal surface of the two is planar structure to can improve the area of contact of the two, make the contact of the two more stable, and correspondingly improved the spacing effect of valve port 12 to the second end of movable iron core 30, also improved the shutoff effect of the second end of movable iron core 30 to valve port 12. Of course, in other embodiments of the present application, the end of the second end of the movable iron core 30 may also be provided with a protruding structure, and the side wall of the protruding structure is a conical surface, so that the applicability of the device can be improved, thereby being beneficial to meeting the use requirements of the device in different environments.

In the embodiment of the present application, the cross-sectional area of the end surface of the second end of the movable iron core 30 is greater than the cross-sectional area of the end surface of the valve port 12, so that the sealing effect of the device can be ensured while the stability of the two in abutting joint is further ensured, and the stability of the device in operation is ensured as much as possible.

Specifically, the valve body 10 includes a body 13 and a valve seat 14, the body 13 has a mounting hole, the valve seat 14 is connected to the body 13 and located in the mounting hole, and the valve seat 14 has a valve port 12. The device is easier to disassemble and assemble due to the arrangement, the disassembling and assembling difficulty of the device is reduced, and meanwhile, the valve seat 14 is arranged in the mounting hole, so that the length of the device in the axial direction and the radial direction is reduced, the whole volume of the device is effectively reduced, and the miniaturization of the device can be realized. In the embodiment of the application, the structure of the mounting hole is set to be in a step shape, the valve seat 14 is set corresponding to the structure of the mounting hole, and the structure is not only easy to process, but also convenient for mounting the device, so that the mounting efficiency of the device can be further improved while the production cost is reduced, and the mounting time of the device is shortened.

Further, the end face of the valve seat 14 close to the movable iron core 30 is lower than the end face of the mounting hole close to the movable iron core 30, the electromagnetic stop valve further includes a first sealing member 40, the first sealing member 40 is disposed between the movable iron core 30 and the mounting hole, and the first sealing member 40 surrounds the periphery of the second end of the movable iron core 30. Through the arrangement of the structure, the first sealing element 40 can seal the joint between the second end of the movable iron core 30 and the valve port 12, so as to realize the radial sealing of the joint between the second end of the movable iron core 30 and the valve port 12, and because the radial sealing can improve the acting force between the movable iron core 30 and the valve port 12, compared with the traditional axial sealing, the sealing capability of the device can be improved, so that the internal leakage of the device can be effectively reduced, and the sealing effect of the device is improved. In addition, the radial sealing arrangement can better realize that the upper and lower stress areas of the movable iron core 30 are the same, and reduce the upper and lower pressure difference of the movable iron core 30, thereby more easily realizing the pressure balance of the movable iron core 30 and reducing the valve opening resistance.

In this embodiment, the second end of the movable iron core 30 is annularly provided with a groove on the outer periphery, the first sealing element 40 is arranged in the annular groove, and by adopting the above structure, the first sealing element 40 can be more conveniently mounted and dismounted, and the structure is also convenient to process, so that the production cost of the device is further reduced.

Specifically, the movable core 30 has a balancing passage that extends through a first end and a second end of the movable core 30. Due to the arrangement, when the device operates, the balance channel can be communicated with the valve port 12, and the space between the valve port 12 and the fixed iron core 20 can be communicated through the balance channel, so that the pressure at two ends of the movable iron core 30 is kept consistent, and the stability of the device during operation is ensured.

Further, the balancing passage includes a first orifice section 31, a second orifice section 32, and a third orifice section 33 connected in sequence, the third orifice section 33 is disposed near the valve port 12, the diameter of the third orifice section 33 is larger than the diameter of the first orifice section 31, and the diameter of the first orifice section 31 is larger than the diameter of the second orifice section 32. Through setting up above-mentioned structure, set up first hole section 31 and second hole section 32 into the echelonment, be favorable to satisfying the installation demand of device, the diameter of third hole section 33 sets up to be greater than the diameter of first hole section 31 and second hole section 32, can realize the internal balance function in the heavy-calibre of device, the internal diameter size of third hole section 33 can be adjusted according to 12 flow demands of valve port simultaneously, so can improve the suitability of device to the application range of device has been improved.

Specifically, the fixed core 20 is disposed at one end of the accommodating chamber 11 far from the valve port 12, and the movable core 30 is located at one end of the fixed core 20 close to the valve port 12. By adopting the structure, when the device is static, the movable iron core 30 can block the valve port 12, and the valve port 12 is in a blocking state, so that the normally-closed function of the valve port 12 of the device can be met. In the embodiment of the present application, when the device is operated, the fixed iron core 20 can generate a magnetic force on the movable iron core 30, so that the movable iron core 30 moves in the axial direction away from the valve port 12, at this time, the movable iron core 30 is separated from the valve port 12, and the valve port 12 is in an open state, thereby implementing a valve opening function of the device.

Further, the electromagnetic shutoff valve further comprises an elastic element 50, the elastic element 50 is arranged between the fixed iron core 20 and the movable iron core 30, one end of the elastic element 50 is connected with the fixed iron core 20, and the other end of the elastic element 50 is connected with the movable iron core 30 and is located in the first hole section 31. With such an arrangement, the elastic force of the elastic element 50 and the gravity of the plunger 30 act on the plunger 30 together, so that the plunger 30 is located at the position for blocking the valve port 12, thereby improving the blocking effect of the plunger 30. Wherein, elastic component 50 specifically is reset spring, so set up not only low in production cost, simple structure, light in weight simultaneously to be favorable to realizing the lightweight of device.

Specifically, the electromagnetic shutoff valve further includes a second sealing member 60, the second sealing member 60 is disposed on an outer side wall of the movable iron core 30 and located in the middle of the movable iron core 30, and the second sealing member 60 is capable of being sealed with the side wall of the accommodating chamber 11. The second sealing member 60 is used to seal the joint between the accommodating chamber 11 and the plunger 30 to prevent the medium from leaking out, so that the sealing effect of the device can be further improved.

The application further provides a valve assembly, the valve assembly comprises the electromagnetic stop valve and a mounting base body, a mounting cavity and a circulation channel are arranged on the mounting base body, the circulation channel is communicated with the mounting cavity, and the electromagnetic stop valve is mounted in the mounting cavity. Through setting up above-mentioned structure, set up the electromagnetism stop valve in the installation cavity, can make the overall structure of device more compact to be favorable to reducing the whole volume of device, realized the miniaturization of device.

By applying the technical proposal of the utility model, the valve core and the movable iron core 30 are arranged into an integrated structure, in the installation process of the device, only one end of the movable iron core 30 is arranged corresponding to the fixed iron core 20, the other end of the movable iron core 30 is arranged corresponding to the valve port 12, the use requirement of the device can be met, the structure is convenient for the installation of the device, the installation efficiency of the device can be effectively improved, meanwhile, the design of the integrated structure is convenient for processing the parts of the device, reduces the processing cost of the device, meanwhile, the fixed iron core 20 is arranged at one end of the accommodating cavity 11 far away from the valve port 12, the movable iron core 30 is arranged at one end of the fixed iron core 20 close to the valve port 12, and by the arrangement of the structure, when the device is static, the movable iron core 30 can block the valve port 12, and at the moment, the valve port 12 is in a blocking state, so that the normally-closed function of the valve port 12 of the device can be met.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electromagnetic shutoff valve, comprising:

the valve body (10) is provided with an accommodating cavity (11), a valve port (12) is further arranged on the valve body (10), and the valve port (12) is communicated with the accommodating cavity (11);

a fixed iron core (20) arranged in the accommodating cavity (11);

the movable iron core (30) is movably arranged in the accommodating cavity (11), the fixed iron core (20) and the movable iron core (30) are distributed along the axial direction of the valve body (10), the movable iron core (30) is provided with a first end and a second end which are oppositely arranged, the first end of the movable iron core (30) is arranged corresponding to the fixed iron core (20), the second end of the movable iron core (30) is arranged corresponding to the valve port (12), and the fixed iron core (20) can drive the movable iron core (30) to move, so that the second end of the movable iron core (30) can seal or open the valve port (12).

2. The electromagnetic shutoff valve according to claim 1, wherein an end surface of the second end of the plunger (30) is a flat surface, and the end surface of the second end of the plunger (30) abuts against the end surface of the valve port (12) in a state where the plunger (30) blocks the valve port (12).

3. The electromagnetic shut-off valve according to claim 2, characterized in that the valve body (10) comprises a body (13) and a valve seat (14), the body (13) having a mounting hole, the valve seat (14) being connected to the body (13) and located in the mounting hole, the valve seat (14) having the valve port (12).

4. The electromagnetic shut-off valve according to claim 3, characterized in that an end face of the valve seat (14) close to the plunger (30) is lower than an end face of the mounting hole close to the plunger (30), the electromagnetic shut-off valve further comprises a first sealing member (40), the first sealing member (40) is arranged between the plunger (30) and the mounting hole, and the first sealing member (40) is arranged around the outer periphery of the second end of the plunger (30).

5. The electromagnetic shut-off valve according to claim 1, characterized in that the plunger (30) has a balancing passage that extends through the first and second ends of the plunger (30).

6. The electromagnetic shut-off valve according to claim 5, characterized in that the balancing passage comprises a first bore section (31), a second bore section (32) and a third bore section (33) connected in series, the third bore section (33) being disposed adjacent to the valve port (12), the third bore section (33) having a diameter larger than that of the first bore section (31), the first bore section (31) having a diameter larger than that of the second bore section (32).

7. The electromagnetic shutoff valve according to claim 6, characterized in that the fixed iron core (20) is disposed at an end of the accommodating chamber (11) away from the valve port (12), and the movable iron core (30) is located at an end of the fixed iron core (20) close to the valve port (12).

8. The electromagnetic shut-off valve according to claim 7, further comprising an elastic member (50), wherein the elastic member (50) is disposed between the stationary core (20) and the movable core (30), one end of the elastic member (50) is connected to the stationary core (20), and the other end of the elastic member (50) is connected to the movable core (30) and is located in the first hole section (31).

9. The electromagnetic shut-off valve according to claim 1, characterized in that it further comprises a second seal (60), said second seal (60) being arranged on the outer side wall of said plunger (30) and located in the middle of said plunger (30), said second seal (60) being capable of cooperating and sealing with the side wall of said housing cavity (11).

10. A valve assembly, characterized in that the electromagnetic cut-off valve assembly comprises the electromagnetic cut-off valve of any one of claims 1 to 9 and a mounting base body, wherein a mounting cavity and a flow passage are arranged on the mounting base body, the flow passage is communicated with the mounting cavity, and the electromagnetic cut-off valve is mounted in the mounting cavity.