CN220134621U - Large-diameter angle seat valve - Google Patents

Large-diameter angle seat valve Download PDF

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Publication number
CN220134621U
CN220134621U CN202321221495.1U CN202321221495U CN220134621U CN 220134621 U CN220134621 U CN 220134621U CN 202321221495 U CN202321221495 U CN 202321221495U CN 220134621 U CN220134621 U CN 220134621U
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China
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valve
valve body
arc
cavity
connecting piece
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CN202321221495.1U
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Chinese (zh)
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孙春蕾
张佳伟
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Nanjing Zhongxincheng Power Machinery Co ltd
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Nanjing Zhongxincheng Power Machinery Co ltd
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Abstract

The utility model discloses a large-drift-diameter angle seat valve, which comprises a valve body, a cylinder and a connecting piece, wherein the cylinder is connected with the valve body through the connecting piece, and is characterized in that: the valve body comprises an air inlet cavity, an air outlet cavity and a pressure cavity, arc-shaped closed openings are formed between the air inlet cavity and the air outlet cavity and between the air outlet cavity and the pressure cavity, a valve clack is arranged at the position where the arc-shaped closed openings are closed, the valve clack is connected with one end of a valve rod, and the other end of the valve rod penetrates through the connecting piece and is connected with the air cylinder. The large-diameter angle seat valve constructed by the utility model has the advantages that the contact part of the valve clack and the valve body is in an arc structure, the interior of the valve body is transited through an arc, no protruding part exists in the channel of the valve body, the influence on the gas transmission in the channel is avoided, and the excessive passage space is not reduced, so that the gas flux is larger, and in addition, the contact periphery of the valve body and the connecting piece is provided with a sealing piece for wrapping, so that the tightness is ensured.

Description

Large-diameter angle seat valve
Technical Field
The utility model relates to the technical field of angle seat valves, in particular to a large-diameter angle seat valve.
Background
The angle seat valve is a guide angle seat valve operated by adopting a single-action pneumatic actuator with spring safety protection; the angle seat valve is widely applied to frequent starting in a short time, can save space by keeping the flow rate, has the characteristics of sensitive response and accurate action, can accurately control the flow of gas and liquid by pneumatic control when being matched with an electromagnetic valve, and can realize the requirements of accurate temperature control, liquid dripping and the like.
The angle seat valve in the air compressor is used for accurately controlling gas, has the characteristics of reaction mission and accurate action, but because the angle seat valve needs to control a large amount of gas to enter and exit in the using process of the air compressor, the air compressor is easy to break down and has shorter service life, the conventional angle seat valve, such as patent CN2022226495320, forms a straight-through type gas path by the through hole of the valve ball and the through hole of the joint, has larger gas flux, but because the valve body is in a cross shape, the piston position needs to be driven by a spring, the spring volume in the angle seat valve is smaller, the trafficability is poor, fatigue and abrasion are easy, the service life is lower, and therefore the angle seat valve needs to be maintained frequently.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.
The utility model is provided in view of the problems of the prior angle seat valve, and the technical problems solved by the utility model are as follows: the angle seat valve with larger air flux needs to be maintained frequently, and the service life is lower.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a big latus rectum angle seat valve, includes valve body, cylinder and connecting piece, the cylinder pass through the connecting piece with the valve body is connected, its characterized in that: the valve body comprises an air inlet cavity, an air outlet cavity and a pressure cavity, arc-shaped closed openings are formed between the air inlet cavity and the air outlet cavity and between the air outlet cavity and the pressure cavity, a valve clack is arranged at the position where the arc-shaped closed openings are closed, the valve clack is connected with one end of a valve rod, and the other end of the valve rod penetrates through the connecting piece and is connected with the air cylinder.
As a preferable scheme of the large-drift-diameter angle seat valve, the utility model comprises the following steps: the valve body is connected with the connecting piece through the pressure cavity, the air inlet cavity and the air outlet cavity are positioned on the same horizontal line, the pressure cavity is obliquely connected to the joint of the air inlet cavity and the air outlet cavity, and the joint of the valve body and the connecting piece is surrounded by the sealing piece.
As a preferable scheme of the large-drift-diameter angle seat valve, the utility model comprises the following steps: the sealing element is fixed on the surface of the connecting element, the contact position of the sealing element and the valve body is of an inclined structure, and the top end of the connecting part of the valve body is of a corresponding inclined structure.
As a preferable scheme of the large-drift-diameter angle seat valve, the utility model comprises the following steps: elastic materials are arranged at the inclined structures of the sealing piece and the valve body.
As a preferable scheme of the large-drift-diameter angle seat valve, the utility model comprises the following steps: the bottom of the valve clack is of an arc structure.
As a preferable scheme of the large-drift-diameter angle seat valve, the utility model comprises the following steps: the arc-shaped closing opening is arranged into an arc matched with the bottom end of the valve clack.
As a preferable scheme of the large-drift-diameter angle seat valve, the utility model comprises the following steps: the arc-shaped closing opening is in transition with the inner walls of the air inlet cavity, the air outlet cavity and the pressure cavity through arc-shaped structures.
As a preferable scheme of the large-drift-diameter angle seat valve, the utility model comprises the following steps: the arc structure part of the valve clack is made of elastic materials.
The utility model has the beneficial effects that: the large-diameter angle seat valve constructed by the utility model has the advantages that the contact part of the valve clack and the valve body is in an arc structure, the interior of the valve body is transited through an arc, no protruding part exists in the channel of the valve body, the influence on the gas transmission in the channel is avoided, and the excessive passage space is not reduced, so that the gas flux is larger, and in addition, the contact periphery of the valve body and the connecting piece is provided with a sealing piece for wrapping, so that the tightness is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
FIG. 1 is a cross-sectional view of a large diameter angle seat valve according to one embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a valve flap of a large diameter seat valve according to one embodiment of the present utility model;
fig. 3 and 4 are schematic diagrams showing a connection position between an arc-shaped closing port and a valve clack of a seat valve with a large drift diameter according to an embodiment of the utility model.
The components of the drawings are marked as follows:
a valve body-1; an air inlet cavity-101; an air outlet cavity-102; a pressure chamber-103; a valve flap-104; valve stem-105; a cylinder-2; a connecting piece-3; arc closing opening-4; seal-5.
Detailed Description
So that the manner in which the above recited objects, features and advantages of the present utility model can be understood in detail, a more particular description of the utility model, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
While the embodiments of the present utility model have been illustrated and described in detail in the drawings, the cross-sectional view of the device structure is not to scale in the general sense for ease of illustration, and the drawings are merely exemplary and should not be construed as limiting the scope of the utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Also in the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "upper, lower, inner and outer", etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first, second, or third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The terms "mounted, connected, and coupled" should be construed broadly in this disclosure unless otherwise specifically indicated and defined, such as: can be fixed connection, detachable connection or integral connection; it is also possible to use mechanical, electrical or direct connections, or indirect connections via intermediaries, or internal connections between two elements, as would be understood by those skilled in the art.
Referring to fig. 1 to 4, in an embodiment of the present utility model, a large-diameter angle seat valve is provided, where a connection position between a valve clack and a valve body is set to be arc-shaped, and the connection position is transited through an arc-shaped structure, so that a protruding structure is prevented from being generated in the valve body, the gas flow is prevented from being influenced, and the gas flux is reduced.
Referring to fig. 1, a large-diameter angle seat valve comprises a valve body (1), a cylinder (2) and a connecting piece (3), wherein the connecting piece 3 is obliquely connected to the valve body 1, the other end of the connecting piece 3 is provided with the cylinder 2, an electromagnetic valve is arranged at an air inlet of the cylinder 2, and the electromagnetic valve controls the cylinder 2 to realize an air control function.
Further, the valve body 1 comprises an air inlet cavity 101, an air outlet cavity 102 and a pressure cavity 103, air enters from the air inlet cavity 101 and is discharged from the air outlet cavity 102, the air inlet cavity 101 and the air outlet cavity 102 are positioned on the same horizontal line, and the pressure cavity 103 is obliquely connected between the air inlet cavity 101 and the air outlet cavity 102, namely, the outer shell of the valve body 1 comprises two parts of a horizontal structure and an oblique structure; an arc-shaped closed port 4 is formed in the inner wall of the valve body 1 between the air inlet cavity 101 and the air outlet cavity 102 and between the air outlet cavity 102 and the pressure cavity 103, a valve clack 104 is arranged at the closed joint of the arc-shaped closed port 4, the valve clack 104 is fixedly connected with a valve rod 105, the other end of the valve rod 105 is connected with the air cylinder 2 through a connecting piece 3, the connecting piece 3 is sleeved on the valve rod 105 and is of a cylindrical structure, the connecting piece 3 is connected with the valve body 1 through a cylindrical shell, the valve body 1 is connected with the connecting piece 3 through the pressure cavity 103, namely, the connecting piece 3 is connected to the inclined structure of the valve body 1, and in addition, the joint of the valve body 1 and the connecting piece 3 is surrounded by a sealing piece 5; the action process is as follows: when the electromagnetic valve of the air cylinder 2 obtains power, the control gas pushes the valve rod 105 to move downwards, so that the valve clack 104 is closed at the arc-shaped closing opening 4, the valve clack 104 is subjected to the pressure of the medium in the pressure cavity 103 entering the air inlet cavity 101 besides the pressure of the valve rod 105, the tight closing effect is further improved, the sealing piece 5 can prevent the problem of leakage after the gas enters the pressure cavity 103, in addition, referring to fig. 2, the arc-shaped structure part of the valve clack 104 is made of an elastic material, and when the valve clack 104 is pressed down, the elastic material is deformed to a certain extent, so that the sealing effect can be further ensured.
Further, the contact position of the sealing element 5 and the valve body 1 is of an inclined structure, the top end of the joint of the valve body 1 is of a corresponding inclined structure, and elastic materials are arranged at the inclined structure of the sealing element 5 and the valve body 1, and because the sealing element 5 is fixedly connected to the shell of the connecting element 3, when the connecting element 3 is connected with the valve body 1, the elastic materials can relieve extrusion between workpieces on one hand, and form deformation after being extruded on the other hand, so that the sealing effect can be further ensured.
Further, referring to fig. 3 to 4, in order to solve the problem of the air flux in the angle seat valve, the bottom end of the valve clack 104 is set to be an arc structure, and the arc closing opening 4 is set to be an arc matched with the bottom end of the valve clack 104, in addition, the arc closing opening 4 and the inner walls of the air inlet cavity 101, the air outlet cavity 102 and the pressure cavity 103 are all in transition in an arc structure, and the arc closing opening 4 between the air inlet cavity 101 and the air outlet cavity 102 is concave in the inner wall, so that no protruding structure exists in the channel of the valve body 1, and air cannot be blocked in the transmission process of the valve body 1, so that smooth circulation of the air in the device can be ensured, and the air flux of the device can be ensured to a certain extent.
It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (5)

1. The utility model provides a big latus rectum angle seat valve, includes valve body (1), cylinder (2) and connecting piece (3), cylinder (2) pass through connecting piece (3) with valve body (1) are connected, its characterized in that:
the valve body (1) comprises an air inlet cavity (101), an air outlet cavity (102) and a pressure cavity (103), arc-shaped closed ports (4) are formed between the air inlet cavity (101) and the air outlet cavity (102) and between the air outlet cavity (102) and the pressure cavity (103), valve clacks (104) are arranged at the closed connection positions of the arc-shaped closed ports (4), the valve clacks (104) are connected with one end of a valve rod (105), and the other end of the valve rod (105) penetrates through the connecting piece (3) to be connected with the air cylinder (2);
the valve body (1) is connected with the connecting piece (3) through the pressure cavity (103), the air inlet cavity (101) and the air outlet cavity (102) are positioned on the same horizontal line, the pressure cavity (103) is obliquely connected to the connecting part of the air inlet cavity (101) and the air outlet cavity (102), and the connecting part of the valve body (1) and the connecting piece (3) is surrounded by the sealing piece (5);
the sealing element (5) is fixed on the surface of the connecting piece (3), the contact position of the sealing element (5) and the valve body (1) is of an inclined structure, the top end of the connecting part of the valve body (1) is of a corresponding inclined structure, and elastic materials are arranged at the inclined structure parts of the sealing element (5) and the valve body (1).
2. The large diameter angle seat valve of claim 1, wherein: the bottom end of the valve clack (104) is of an arc structure.
3. The large diameter angle seat valve of claim 2, wherein: the arc-shaped closing opening (4) is arranged as an arc matched with the bottom end of the valve clack (104).
4. A large diameter angle seat valve as claimed in claim 1 or 3, wherein: the arc-shaped closed opening (4) is in transition with the inner walls of the air inlet cavity (101), the air outlet cavity (102) and the pressure cavity (103) in an arc-shaped structure.
5. The large diameter angle seat valve of claim 4, wherein: the arc structure part of the valve clack (104) is made of elastic materials.
CN202321221495.1U 2023-05-19 2023-05-19 Large-diameter angle seat valve Active CN220134621U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321221495.1U CN220134621U (en) 2023-05-19 2023-05-19 Large-diameter angle seat valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321221495.1U CN220134621U (en) 2023-05-19 2023-05-19 Large-diameter angle seat valve

Publications (1)

Publication Number Publication Date
CN220134621U true CN220134621U (en) 2023-12-05

Family

ID=88958070

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321221495.1U Active CN220134621U (en) 2023-05-19 2023-05-19 Large-diameter angle seat valve

Country Status (1)

Country Link
CN (1) CN220134621U (en)

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