CN216158290U - Valve assembly and control valve device with same - Google Patents

Abstract

The present invention provides a valve assembly and a control valve apparatus having the same, the valve assembly including: the valve body is provided with a valve port and a valve cavity which are communicated with each other; the valve core is movably arranged in the valve cavity and has a plugging state for plugging the valve port and an opening state for opening the valve port; the guide piece is arranged in the valve cavity and used for guiding the valve core; the operating part at least partially extends out of the valve body; wherein, the operating portion sets up the one end of keeping away from the guide at the case, and/or, sets up the one end of keeping away from the case at the guide, through the technical scheme that this application provided, can solve the problem of the valve module among the prior art dismantlement inefficiency.

Description

Valve assembly and control valve device with same

Technical Field

The utility model relates to the technical field of control valves, in particular to a valve assembly and a control valve device with the same.

Background

At present, the existing control valve device mainly comprises a valve component, a flow passage and a retainer ring, wherein the valve component comprises a valve body, a valve core and a guide piece, and the guide piece is used for being connected with the valve core in a guide mode. In the existing scheme, because the valve assembly is integrally installed in the flow passage, when the valve assembly is disassembled, the valve assembly is not easy to take out from the flow passage, so that the valve assembly is inconvenient to disassemble, assemble and maintain.

SUMMERY OF THE UTILITY MODEL

The utility model provides a valve component and a control valve device with the same, and aims to solve the problem that the valve component in the prior art is low in disassembly efficiency.

According to one aspect of the present invention, there is provided a valve assembly comprising: the valve body is provided with a valve port and a valve cavity which are communicated with each other; the valve core is movably arranged in the valve cavity and has a plugging state for plugging the valve port and an opening state for opening the valve port; the guide piece is arranged in the valve cavity and used for guiding the valve core; the operating part at least partially extends out of the valve body; the operating part is arranged at one end of the valve core far away from the guide piece, and/or is arranged at one end of the guide piece far away from the valve core. Through the structure, the operating part is exposed outside the valve body, so that force can be conveniently applied to the operating part to take the valve assembly out of the channel when the valve assembly is disassembled, the disassembling time of the valve assembly is shortened, and the disassembling efficiency of the valve assembly is improved.

Furthermore, an operation part is arranged on the valve core, and the operation part and the valve core are of an integrally formed structure; and/or an operation part is arranged on the guide piece, and the operation part and the guide piece are of an integrally formed structure. Through setting up above-mentioned structure, setting up the operation portion on case or guide, so can improve the use adaptability of operation portion, satisfy various service environment, set up operation portion and case or guide structure as an organic whole, improved the structural strength of operation portion like this, guaranteed the stability of device during operation.

Furthermore, one end of the guide piece, which is far away from the valve core, is provided with a threaded section, at least part of the threaded section is positioned on the outer side of the valve body, and the threaded section forms an operating part; and/or the operating part comprises a protruding structure, the protruding structure is arranged on the circumferential side wall of one end, far away from the valve core, of the guide piece, and the protruding structure is positioned on the outer side of the valve body; and/or the guide piece comprises a first section and a second section which are connected with each other, the first section is of a cylinder structure, a tangent plane is arranged on the side wall of the second section, and the second section forms an operation part. Through setting up above-mentioned structure, convenient to detach instrument and guide mutually support, can make the guide be connected inseparabler with extracting tool like this, have improved the dismantlement effect.

Further, a shoulder is arranged in the middle of the guide part, and the shoulder is arranged on the first section of the guide part or arranged at the joint between the first section and the second section. The shoulder can also limit the matching of the guide piece and the support frame.

Furthermore, a threaded section is arranged at one end of the valve core, which is far away from the guide piece, at least part of the threaded section is positioned on the outer side of the valve body, and the threaded section forms an operating part; and/or the operating part comprises a protruding structure, the protruding structure is arranged on the circumferential side wall of one end of the valve core, which is far away from the guide piece, and the protruding structure is positioned on the outer side of the valve body; and/or a tangent plane is arranged on the side wall of one end of the valve core, which is far away from the guide piece, at least part of the tangent plane is positioned on the outer side of the valve body, and the tangent plane forms an operating part.

Further, the valve assembly further comprises: the support frame is fixedly arranged in the valve cavity, the support frame and the valve port are respectively positioned at two ends of the valve body, the guide piece is fixedly connected with the support frame, and the support frame is provided with a circulation hole which is communicated with the valve cavity. Through the connection of support frame and guide, can link to each other guide and valve module, be convenient for valve module's dismantlement.

Further, the valve module still includes reset spring, and reset spring's one end and case butt, reset spring's the other end and the support frame butt, and reset spring is used for making the case shutoff valve port. The valve core can be reset by the elasticity generated by the structure, so that the valve core can block the valve port without the action of other external forces.

Furthermore, one end of the valve core close to the guide piece is provided with a guide hole, and the guide piece is arranged in the guide hole in a penetrating mode. Through the structure, the guide piece can be connected with the valve core, and meanwhile, the guide piece plays a role in guiding the valve core, so that the stability of the valve core during operation is improved.

According to another aspect of the present invention, there is provided a control valve apparatus comprising the valve assembly described above.

Further, the control valve device comprises a flow conduit and a check ring, the valve assembly being arranged in the flow conduit, the check ring being arranged between the valve assembly and the flow conduit. The structure can prevent the valve component and the circulation pipeline from generating relative displacement when the valve component operates, thereby enhancing the safety of the valve component and prolonging the service life of the valve component.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 illustrates a cross-sectional schematic view of a valve assembly provided by the present invention;

FIG. 2 illustrates a cross-sectional schematic view of another embodiment of a valve assembly provided by the present invention;

FIG. 3 shows a schematic structural view of a guide provided by the present invention;

FIG. 4 is a schematic structural view of another embodiment of the guide provided by the present invention;

FIG. 5 shows a schematic structural view of another embodiment of the guide provided by the present invention;

FIG. 6 is a schematic structural view of another embodiment of the guide provided by the present invention;

FIG. 7 shows a top view of the guide of FIG. 5 provided by the present invention;

FIG. 8 shows a top view of the guide of FIG. 6 provided by the present invention;

figure 9 shows a schematic cross-sectional view of a control valve arrangement provided by the present invention.

Wherein the figures include the following reference numerals:

10. a valve body; 11. a valve port; 12. a valve cavity;

20. a valve core; 21. a guide hole;

30. a guide member; 31. a threaded segment; 32. a first stage; 33. a second stage;

40. an operation section;

50. a support frame; 51. a flow-through hole;

60. a return spring;

70. a flow conduit;

80. and a retainer ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, the present invention provides a valve assembly comprising: the valve comprises a valve body 10, a valve core 20, a guide member 30 and an operation part 40, wherein the valve body 10 is provided with a valve port 11 and a valve which are communicated with each other, the valve core 20 is movably arranged in a valve cavity 12, the valve core 20 is provided with a blocking state for blocking the valve port 11 and an opening state for opening the valve port 11, the guide member 30 is arranged in the valve cavity 12, the guide member 30 is used for guiding the valve core 20, and the operation part 40 at least partially extends to the outer side of the valve body 10. The operating portion 40 is disposed at an end of the valve body 20 away from the guide member 30, and/or at an end of the guide member 30 away from the valve body 20.

Through the structure, the operating part is exposed outside the valve body 10, so that force can be conveniently applied to the operating part to take the valve assembly out of the channel when the valve assembly is disassembled, the disassembling time of the valve assembly is shortened, and the disassembling efficiency of the valve assembly is improved. In this embodiment, in order to further improve the disassembling efficiency, a suitable disassembling tool can be selected to connect with the operating portion 40, so that the valve assembly can be more conveniently taken out of the channel.

Specifically, the valve core 20 is provided with an operation part 40, and the operation part 40 and the valve core 20 are of an integrally molded structure; and/or, the guide 30 is provided with an operation part 40, and the operation part 40 and the guide 30 are of an integrated structure. Through setting up above-mentioned structure, setting up operating portion 40 on case 20 or guide 30, so can improve the use adaptability of operating portion 40, satisfy various service environment, set up operating portion 40 and case 20 or guide 30 structure as an organic whole, improved the structural strength of operating portion 40 like this, guaranteed the stability of device during operation.

As shown in fig. 3, an end of the guide member 30 remote from the valve core 20 has a threaded section 31, the threaded section 31 is located outside the valve body 10, and the threaded section 31 forms an operating portion 40. Through setting up above-mentioned structure, convenient to detach instrument and screw thread section 31 mutually support, can make like this that guide 30 is connected inseparabler with extracting tool, have improved the dismantlement effect.

As shown in fig. 4, in another embodiment of the present application, the operating portion 40 includes a protrusion structure, the protrusion structure is disposed on a circumferential side wall of one end of the guide 30 away from the valve core 20, and the protrusion structure is located outside the valve body 10. Through setting up protruding structure, can increase application of force area, be convenient for more take out the valve module through the operating portion. Specifically, the protruding structure of the guide 30 can be connected with the disassembling tool in a matching manner, so that the guide 30 and the disassembling tool have better connection effect.

As shown in fig. 5 to 8, in another embodiment of the present application, the guide 30 includes a first section 32 and a second section 33 connected to each other, the first section 32 is a cylindrical structure, a cut surface is provided on a side wall of the second section 33, and the second section 33 forms the operation portion 40. Through setting up above-mentioned structure, can make the first section 32 of guide 30 be connected with case 20, make guide 30 and case 20 can relative displacement, set up the tangent plane into operation portion 40, design simple structure not only like this, the processing of being convenient for also makes things convenient for simultaneously that guide 30 is connected with extracting tool, has not only reduced manufacturing cost, has also improved dismantlement efficiency.

Fig. 5 and 6 differ in that the guide 30 in fig. 5 is also provided with a shoulder in the middle, which is provided on the first section 32 of the guide 30 or at the junction between the first section 32 and the second section 33. The shoulder also provides a stop for the guide 30 engaging the support bracket 50.

In other embodiments, the operation portion 40 disposed on the valve core 20 may also be the same as the operation portion 40 disposed on the guide 30, and may be set as the threaded section 31, the protruding structure or the tangent plane structure, so that different operation structures may be disposed according to actual use requirements, thereby improving applicability when the valve assembly is disassembled, facilitating disassembly by a user, and further improving disassembly efficiency of the valve assembly.

Specifically, the valve assembly further includes a support frame 50, the support frame 50 is fixedly disposed in the valve chamber 12, the support frame 50 and the valve port 11 are respectively located at two ends of the valve body 10, the guide member 30 is fixedly connected to the support frame 50, the support frame 50 is provided with a flow hole 51, and the flow hole 51 is communicated with the valve chamber 12. The guide member 30 can be connected to the valve assembly by connecting the support bracket 50 to the guide member 30, thereby facilitating the disassembly of the valve assembly.

Further, the valve assembly further includes a return spring 60, one end of the return spring 60 abuts against the valve element 20, the other end of the return spring 60 abuts against the support frame 50, and the return spring 60 is used for enabling the valve element 20 to block the valve port 11. The valve core 20 can be reset by the elastic force generated by the structure, so that the valve core 20 can block the valve port 11 without being influenced by other external forces.

Specifically, one end of the valve core 20 close to the guide 30 is provided with a guide hole 21, and the guide 30 is inserted into the guide hole 21. Through the structure, the guide member 30 can be connected with the valve core 20, and meanwhile, the guide member 30 plays a role in guiding the valve core 20, so that the stability of the valve core 20 in operation is improved.

As shown in fig. 2, in another embodiment of the present application, the operation portions 40 are disposed on the valve core 20 and the guide 30, so that the worker can conveniently use the operation portion 40 on any side to detach the valve core.

Specifically, one end of the valve core 20, which is far away from the guide member 30, is provided with a threaded section, at least part of the threaded section is positioned on the outer side of the valve body 10, and the threaded section forms an operating part; and/or the operating part comprises a convex structure, the convex structure is arranged on the circumferential side wall of one end of the valve core 20 far away from the guide piece 30, and the convex structure is positioned on the outer side of the valve body 10; and/or, a tangent plane is arranged on the side wall of one end of the valve core 20 far away from the guide piece 30, the tangent plane is at least partially positioned on the outer side of the valve body 10, and the tangent plane forms an operation part.

As shown in fig. 3, an end of the valve core 20 away from the guide 30 has a threaded section 31, the threaded section 31 is located outside the valve body 10, and the threaded section 31 forms an operating portion 40. Through setting up above-mentioned structure, convenient to detach instrument and screw thread section 31 mutually support, can make case 20 and extracting tool be connected inseparabler like this, have improved the dismantlement effect.

As shown in fig. 4, in another embodiment of the present application, the operating portion 40 includes a protrusion structure, the protrusion structure is disposed on a circumferential side wall of one end of the valve core 20 away from the guide 30, and the protrusion structure is located outside the valve body 10. Through setting up protruding structure, can increase application of force area, be convenient for more take out the valve module through the operating portion. Specifically, the convex structure of the valve core 20 can be matched and connected with a disassembling tool, so that the valve core 20 and the disassembling tool have better connecting effect.

As shown in fig. 5 to 8, in another embodiment of the present application, the valve core 20 includes a first section 32 and a second section 33 connected to each other, the first section 32 is a cylindrical structure, a cut surface is provided on a side wall of the second section 33, and the second section 33 forms an operating portion 40. Through setting up above-mentioned structure, can make the first section 32 of case 20 be connected with guide 30, make case 20 and guide 30 can relative displacement, set up the tangent plane into operation portion 40, design simple structure not only like this, the processing of being convenient for also makes things convenient for case 20 to be connected with extracting tool simultaneously, has not only reduced manufacturing cost, has also improved dismantlement efficiency.

Yet another embodiment of the present application provides a control valve apparatus including the valve assembly provided in the above embodiment.

As shown in fig. 9, the control valve arrangement comprises a flow conduit 70 and a check ring 80, the valve assembly being arranged within the flow conduit 70, the check ring 80 being arranged between the valve assembly and the flow conduit 70. The structure can prevent the relative displacement between the valve assembly and the flow pipe 70 when the valve assembly is operated, thereby enhancing the safety of the valve assembly and prolonging the service life of the valve assembly. Specifically, when the valve assembly is installed, the end of the valve assembly where the operation portion is provided may be disposed close to the retainer ring 80, so that when the valve assembly is disassembled, the valve assembly may be taken out through the operation portion after the retainer ring 80 is disassembled. Of course, if the valve assembly is provided with operating portions at both ends, the retainer ring 80 may be provided at either end of the valve assembly.

Further, the present application may employ a standard retainer ring to secure the valve assembly. The standard retainer ring has an ear portion extending toward the center in the radial direction, which interferes with the opening and closing of the valve port 11 of the valve element 20 in the prior art, and affects the normal opening and closing of the valve port 11. In the present application, because the valve port 11 and the valve core 20 are arranged in the valve body 10, the valve assembly can be normally installed and reversely installed in a flow pipeline according to requirements, the check ring 80 does not interfere with the valve port 11 opened and closed by the valve core 20, and the valve assembly can be fixed by adopting a standard check ring.

Through the technical scheme provided by the application, because the operation part is exposed outside the valve body 10, the valve component can be conveniently taken out from the channel by applying force to the operation part when the valve component is disassembled, so that the disassembling time of the valve component is reduced, and the disassembling efficiency of the valve component is improved. Meanwhile, the retainer ring 80 is arranged between the valve assembly and the flow pipeline 70, so that the relative displacement between the valve assembly and the flow pipeline 70 can be prevented when the valve assembly runs, the safety of the valve assembly is enhanced, and the service life of the valve assembly is prolonged.

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.

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 unless specifically stated otherwise. 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 is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, 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 simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered 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 the terms have no special meanings unless otherwise stated, 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 (10)

1. A valve assembly, characterized in that the valve assembly comprises:

the valve body (10), the valve body (10) has valve port (11) and valve chamber (12) that communicate each other;

the valve core (20), the valve core (20) is movably arranged in the valve cavity (12), and the valve core (20) has a blocking state for blocking the valve port (11) and an opening state for opening the valve port (11);

a guide member (30) arranged in the valve chamber (12), the guide member (30) being used for guiding the valve core (20);

an operating portion (40), wherein the operating portion (40) at least partially extends to the outer side of the valve body (10);

wherein the operating part (40) is arranged at one end of the valve core (20) far away from the guide piece (30) and/or at one end of the guide piece (30) far away from the valve core (20).

2. The valve assembly of claim 1,

the valve core (20) is provided with the operating part (40), and the operating part (40) and the valve core (20) are of an integrally formed structure; and/or the presence of a gas in the gas,

the guide piece (30) is provided with the operation part (40), and the operation part (40) and the guide piece (30) are of an integrally formed structure.

3. The valve assembly of claim 1,

the end, far away from the valve core (20), of the guide piece (30) is provided with a threaded section (31), the threaded section (31) is at least partially positioned on the outer side of the valve body (10), and the threaded section (31) forms the operating part (40); and/or the presence of a gas in the gas,

the operating part (40) comprises a protruding structure which is arranged on the circumferential side wall of one end of the guide piece (30) far away from the valve core (20) and is positioned on the outer side of the valve body (10); and/or the presence of a gas in the gas,

the guide piece (30) comprises a first section (32) and a second section (33) which are connected with each other, the first section (32) is of a cylinder structure, a tangent plane is arranged on the side wall of the second section (33), and the second section (33) forms the operating part (40).

4. A valve assembly according to claim 3, characterized in that a shoulder is provided in the middle of the guide (30), which shoulder is provided on the first section (32) of the guide (30) or at the connection between the first section (32) and the second section (33).

5. The valve assembly of claim 1,

one end of the valve core (20) far away from the guide piece (30) is provided with a threaded section, at least part of the threaded section is positioned on the outer side of the valve body (10), and the threaded section forms the operating part; and/or the presence of a gas in the gas,

the operating part comprises a protruding structure which is arranged on the circumferential side wall of one end of the valve core (20) far away from the guide piece (30) and is positioned on the outer side of the valve body (10); and/or the presence of a gas in the gas,

a tangent plane is arranged on the side wall of one end of the valve core (20) far away from the guide piece (30), at least part of the tangent plane is positioned on the outer side of the valve body (10), and the tangent plane forms an operation part.

6. The valve assembly of claim 1, further comprising:

the support frame (50) is fixedly arranged in the valve cavity (12), the support frame (50) and the valve port (11) are respectively positioned at two ends of the valve body (10), the guide piece (30) is fixedly connected with the support frame (50), a circulation hole (51) is formed in the support frame (50), and the circulation hole (51) is communicated with the valve cavity (12).

7. The valve assembly according to claim 6, further comprising a return spring (60), wherein one end of the return spring (60) abuts against the valve core (20), and the other end of the return spring (60) abuts against the support bracket (50), and the return spring (60) is used for enabling the valve core (20) to block the valve port (11).

8. The valve assembly according to claim 1, wherein one end of the valve spool (20) adjacent to the guide member (30) is provided with a guide hole (21), and the guide member (30) is inserted into the guide hole (21).

9. A control valve arrangement, characterized in that it comprises a valve assembly according to any one of claims 1 to 8.

10. Control valve arrangement according to claim 9, characterized in that it comprises a flow conduit (70) and a check ring (80), the valve assembly being arranged in the flow conduit (70), the check ring (80) being arranged between the valve assembly and the flow conduit (70).

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