阅读说明：本技术 一种高频快开阀门 (High-frequency quick-opening valve ) 是由 王晨光 于 2020-05-26 设计创作，主要内容包括：本发明提供的一种高频快开阀门,属于流体控制应用技术领域,主要解决现有阀门存在密封摩擦部位的机件磨损问题,使用寿命短并且容易渗漏。所述阀门主要由三大部分组成：阀体、阀芯、执行器,所述阀体内空腔部分为圆锥形,所述流体通道进口、流体通道出口,横穿阀体内锥体中部,所述阀芯也是圆锥形,所述阀芯直接与执行器的活塞杆连接,所述执行器只做往复直线运动,执行器推动活塞杆,并带动圆锥形阀芯,进入圆锥形工作部,圆锥形阀芯,和圆锥形工作部紧密贴合,合二为一,阀体内锥形工作部流体通道进口和流体通道出口都被圆锥形阀芯阻断,阀门关闭。所述执行器做返回运动时,活塞杆带动圆锥形阀芯,返回圆锥形阀芯返回腔,阀体圆锥形工作部的流体通道进口和流体通道出口打开,阀门开启,该阀门简单实用,造价较低。(The invention provides a high-frequency quick-opening valve, belongs to the technical field of fluid control application, mainly solves the problem of abrasion of parts at a sealing friction part of the conventional valve, and is short in service life and easy to leak. The valve is mainly composed of three major parts: the valve comprises a valve body, a valve core and an actuator, wherein a cavity in the valve body is conical, the inlet and the outlet of the fluid channel cross the middle part of an inner cone of the valve body, the valve core is also conical, the valve core is directly connected with a piston rod of the actuator, the actuator only does reciprocating linear motion, the actuator pushes the piston rod and drives the conical valve core to enter a conical working part, the conical valve core and the conical working part are tightly attached and combined into a whole, the inlet and the outlet of the fluid channel of the inner conical working part of the valve body are blocked by the conical valve core, and the valve is closed. When the actuator does return movement, the piston rod drives the conical valve core to return to the conical valve core return cavity, the fluid channel inlet and the fluid channel outlet of the conical working part of the valve body are opened, the valve is opened, and the valve is simple and practical and has lower manufacturing cost.)

1. A high-frequency quick-opening valve comprises three parts: including valve body 8, conical case 4, executor 1, characterized by: the inner cavity part of the valve body is a conical working part 6, a fluid channel inlet 10 and a fluid channel outlet 7 cross the inner conical working part 6 of the valve body, the valve core 4 is also conical, the conical valve core 4 is directly connected with a piston rod 2 of the actuator 1, the actuator 1 only does reciprocating linear motion, the actuator 1 pushes the piston rod 2 and drives the conical valve core 4 to enter the conical working part 6, the conical valve core 4 and the conical working part 6 are tightly attached and combined into a whole, the fluid channel inlet 10 and the fluid channel outlet 7 of the inner conical working part 6 of the valve body are blocked by the conical valve core 4, and the valve is closed; when the actuator 1 makes a return motion, the piston rod 2 drives the conical valve core 4 to return to the conical valve core return cavity 3, the fluid channel inlet 10 and the fluid channel outlet 7 of the conical working part 6 of the valve body are opened, and the valve is opened; the middle part of the cone of the conical valve core 4 is provided with an auxiliary valve flow adjusting hole 11, aiming at adjusting the instantaneous flow when the valve is opened so as to reduce the impact force formed by the fluid on the pipeline part at the downstream of the fluid channel outlet 7, the auxiliary valve flow adjusting hole 11 crosses the middle part of the cone of the conical valve core 4 and is parallel and opposite to the fluid channel inlet 10 and the fluid channel outlet 7 of the valve body, an auxiliary valve conical valve core returning cavity 12 and an auxiliary valve limiting check ring 15 are arranged in the conical valve core 4, when the actuator 1 pushes the piston rod 2 to drive the conical valve core 4 to leave the conical working part 6, the piston rod 2 drives the auxiliary valve conical valve core 19 firstly, the auxiliary valve conical working part 13 enters the auxiliary valve conical valve core returning cavity 12, the auxiliary valve limiting check ring 15 also runs to the upper limit stop position, and at the moment, the auxiliary valve fluid channel inlet 17 and the auxiliary valve fluid channel outlet 16 in the auxiliary valve flow adjusting hole 11 are opened, a certain amount of fluid enters the downstream of the valve through the inlet 17 of the auxiliary valve fluid channel and the outlet 16 of the auxiliary valve fluid channel, the actuator 1 continues to push the piston rod 2 and drive the conical valve core 4 to move towards the conical valve core return cavity 3, the inlet 10 and the outlet 7 of the fluid channel of the conical working part 6 of the valve body are opened, and the valve is completely opened.

2. The high-frequency quick-opening valve according to claim 1, characterized in that: the inner cavity part of the valve body of the valve is conical.

3. The high-frequency quick-opening valve according to claim 1, characterized in that: the valve core of the valve is conical.

4. The high-frequency quick-opening valve according to claim 1, characterized in that: the valve actuator is a hydraulic actuator.

5. The high-frequency quick-opening valve according to claim 1, characterized in that: the valve actuator is an electric actuator.

6. The high-frequency quick-opening valve according to claim 1, characterized in that: the valve actuator is a pneumatic actuator.

7. The high-frequency quick-opening valve according to claim 1, characterized in that: the valve core of the valve is made of a plastic material covered surface.

8. The high-frequency quick-opening valve according to claim 1, characterized in that: the valve core of the valve is made of rubber material covered surface.

9. The high-frequency quick-opening valve according to claim 1, characterized in that: the valve is not provided with an auxiliary valve flow regulating hole at the cone part of the conical valve core.

10. The high-frequency quick-opening valve according to claim 1, characterized in that: the valve is provided with an auxiliary valve flow regulating hole at the cone part of the conical valve core.

The technical field is as follows:

the invention relates to a high-frequency quick-opening valve, in particular to a valve which can adapt to high-frequency quick opening and closing and has small wear rate.

Background

The common features of the valves are that the movable and the fixed parts rub against each other and are squeezed to achieve the purpose of sealing. However, this type of valve has problems of wear of the parts that seal the friction area, short life and easy leakage.

Disclosure of Invention

In order to overcome the problems of the existing valve, the invention provides a high-frequency quick-opening valve, the wear rate of the sealing part of the valve is low, and the service life of the valve is prolonged.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a high frequency quick opening valve, said valve comprising three major portions: the valve comprises a valve body, a valve core and an actuator, wherein a cavity part in the valve body of the valve is conical, a fluid channel inlet and a fluid channel outlet transversely penetrate through the middle part of a cone in the valve body, the valve core is also conical, the valve core is directly connected with a piston rod of the actuator, the actuator only does reciprocating linear motion, the actuator pushes the piston rod and drives the conical valve core to enter a conical working part, the conical valve core and the conical working part are tightly attached and combined into a whole, the fluid channel inlet and the fluid channel outlet of the conical working part in the valve body are blocked by the conical valve core, and the valve is closed. When the actuator does return motion, the piston rod drives the conical valve core and returns to the conical valve core return cavity, the fluid channel inlet and the fluid channel outlet of the conical working part of the valve body are opened, the valve is opened, the conical middle part of the conical valve core is provided with an auxiliary valve flow regulating hole, the instant flow when the valve is opened is aimed to be regulated so as to reduce the impact force formed by the fluid on the pipeline part at the downstream of the channel outlet, the flow regulating hole traverses the middle part of the conical valve core and is opposite to the fluid channel inlet and the fluid channel outlet of the valve body in parallel, the conical valve core is internally provided with an auxiliary valve conical valve core return cavity and an auxiliary valve limiting retaining ring, the actuator pushes the piston rod to drive the conical valve core to leave the conical working part, the piston rod drives the auxiliary valve conical valve core to leave the auxiliary valve conical working part to enter the auxiliary valve conical valve core return cavity, and the auxiliary valve limiting retaining ring also runs to the upper limit stop position, at the moment, the auxiliary valve fluid channel is opened, a certain amount of fluid enters the downstream of the valve through the auxiliary valve fluid channel, at the moment, the actuator continues to push the piston rod to drive the conical valve core to move towards the conical valve core return cavity, the fluid channel inlet and the fluid channel outlet of the conical working part of the valve body are opened, and the valve is completely opened.

The inner cavity part of the valve body of the valve is conical;

the valve core of the valve is conical;

the valve actuator is a hydraulic actuator;

the valve actuator is an electric actuator;

the valve actuator is a pneumatic actuator;

the valve core of the valve is made of a plastic material covered surface;

the valve core of the valve is made of rubber material covered surface;

the valve is provided with an auxiliary valve flow regulating hole at the cone part of the conical valve core;

the valve is not provided with an auxiliary valve flow regulating hole at the cone part of the conical valve core.

Compared with the prior art, the invention has the following beneficial effects:

can be used in the working occasions of high-frequency secondary switches and has long service life.

Drawings

Fig. 1 is a schematic sectional view of the structure of the present invention in a valve closed state.

In the figure: 1-an actuator; 2-a piston rod; 3-conical spool return chamber; 4-a conical valve core; 7-fluid channel outlet; 8-a valve body; 10-fluid channel inlet.

Fig. 2 is a schematic sectional view of the structure of the present invention in the valve open state.

In the figure: 1-an actuator; 2-a piston rod; 3-conical spool return chamber; 4-a conical valve core; 6-conical working part; 7-fluid channel outlet; 8-a valve body; 10-fluid channel inlet.

Fig. 3 is a schematic sectional view of the valve of the present invention in an open state in which a secondary valve flow regulating hole is added to a conical valve element of the valve.

In the figure: 1-an actuator; 2-a piston rod; 3-conical spool return chamber; 4-a conical valve core; 6-conical working part; 7-fluid channel outlet; 8-a valve body; 10-a fluid channel inlet; 11-auxiliary valve flow regulating hole.

FIG. 4 is a schematic sectional view of the valve of the present invention with a secondary valve flow control orifice added to the conical valve core in the closed position.

In the figure: 1-an actuator; 2-a piston rod; 3-conical spool return chamber; 4-a conical valve core; 7-fluid channel outlet; 8-a valve body; 10-a fluid channel inlet; 11-auxiliary valve flow regulating hole.

Fig. 5 is a side sectional view of the valve of the present invention in an open condition.

In the figure: 1-an actuator; 2-a piston rod; 3-conical spool return chamber; 4-conical valve core.

Fig. 6 is a side sectional view of the valve of the present invention in a closed state.

In the figure: 1-an actuator; 2-a piston rod; 3-conical spool return chamber; 4-conical valve core.

FIG. 7 is a schematic sectional view of the conical valve element of the auxiliary valve in a closed state in which the conical valve element of the auxiliary valve is provided with an auxiliary valve flow regulating hole.

In the figure: 2-a piston rod; 4-a conical valve core; 12-auxiliary valve conical core return chamber; 16-an auxiliary valve fluid passage outlet; 17-auxiliary valve fluid passage inlet.

FIG. 8 is a schematic sectional view showing the structure of the conical valve element of the auxiliary valve in an open state in which the auxiliary valve flow regulating hole is added to the conical valve element of the valve according to the present invention.

In the figure: 2-a piston rod; 4-a conical valve core; 13-conical working part of the auxiliary valve; 15-auxiliary valve limit retainer ring; 19-auxiliary valve conical valve core.

Fig. 9 is a schematic cross-sectional view of the present invention with the valve actuator removed and the conical spool return chamber in top view.

In the figure: 6-conical working part; 7-fluid channel outlet; 8-a valve body; 10-fluid channel inlet.

The specific implementation mode is as follows:

as shown in fig. 1, fig. 2, fig. 5, fig. 6 and fig. 9, the high-frequency quick-opening valve is composed of three major parts: the valve body 8, the conical valve core 4 and the actuator 1 are characterized in that: the inner cavity part of the valve body is a conical working part 6, a fluid channel inlet 10 and a fluid channel outlet 7 transversely penetrate through the inner conical working part 6 of the valve body, the conical valve core 4 is directly connected with a piston rod 2 of the actuator 1, the actuator 1 only does reciprocating linear motion, the actuator 1 pushes the piston rod 2 and drives the conical valve core 4 to enter the conical working part 6, the conical valve core 4 and the conical working part 6 are tightly attached and combined into a whole, the fluid channel inlet 10 and the fluid channel outlet 7 of the inner conical working part 6 of the valve body are blocked by the conical valve core 4, the valve is closed, when the actuator 1 does return motion, the piston rod 2 drives the conical valve core 4 to return to the conical valve core return cavity 3, the fluid channel inlet 10 and the fluid channel outlet 7 of the conical working part 6 of the valve body are opened, and the valve is opened.

In the embodiments shown in fig. 3, 4, 7, 8, the conical valve core 4 is provided with an auxiliary valve flow regulating hole 11 in the middle of the cone, for the purpose of regulating the instantaneous flow rate when the valve is opened to reduce the impact force of the fluid on the pipe components downstream of the fluid passage outlet 7, the auxiliary valve flow regulating hole 11 traverses the middle of the cone of the conical valve core 4 and is aligned with the fluid passage inlet 10 and the fluid passage outlet 7 of the valve body in parallel, the conical valve core 4 is provided with an auxiliary valve conical valve core return chamber 12 and an auxiliary valve limit retainer ring 15, when the actuator 1 pushes the piston rod 2 to drive the conical valve core 4 to leave the conical working part 6, the piston rod 2 first drives the auxiliary valve conical valve core 19 to leave the auxiliary valve conical working part 13 and enter the auxiliary valve conical valve core return chamber 12, the auxiliary valve limit retainer ring 15 also runs to the upper limit stop position, at this time, the auxiliary valve fluid passage inlet 17 and the auxiliary valve fluid passage outlet 16 are opened, a certain amount of fluid enters the downstream of the valve through the inlet 17 of the auxiliary valve fluid channel and the outlet 16 of the auxiliary valve fluid channel, the actuator 1 continues to push the piston rod 2 to drive the conical valve core 4 to move towards the conical valve core return cavity 3, the inlet 10 and the outlet 7 of the fluid channel of the conical working part 6 of the valve body are opened, and the valve is completely opened.

The inner cavity part of the valve body of the valve is conical;

the valve core of the valve is conical;

the valve actuator is a hydraulic actuator;

the valve actuator is an electric actuator;

the valve actuator is a pneumatic actuator;

the valve core of the valve is made of a plastic material covered surface;

the valve core of the valve is made of rubber material covered surface;

the valve is provided with an auxiliary valve flow regulating hole at the cone part of the conical valve core;

the valve is not provided with an auxiliary valve flow regulating hole at the cone part of the conical valve core.

The using method comprises the following steps:

the valve consists of three major parts: the valve body, valve core, actuator, the cavity part in the valve body is conical, the fluid channel crosses the middle part of the inner cone of the valve body, the valve core is also conical, the valve core is directly connected with the piston rod of the actuator, the actuator only does reciprocating linear motion, the actuator pushes the piston rod and drives the conical valve core to enter the conical working part, the conical valve core and the conical working part are tightly attached and combined into a whole, the fluid channel inlet and the fluid channel outlet of the cavity part in the valve body are blocked by the conical valve core, the valve is closed, when the actuator does return motion, the piston rod drives the conical valve core to return to the conical valve core return cavity, the fluid channel of the conical working part of the valve body is opened, the valve is opened, the auxiliary valve flow regulating hole is arranged at the cone part of the conical valve core, the purpose is to regulate the instantaneous flow when the valve is opened, so as to reduce the impact force of the fluid on the pipeline part at the lower reaches the channel outlet, the flow regulating hole crosses the cone middle part of the conical valve core and is parallel to and right opposite to the inlet and outlet channel of the valve body, and a secondary valve conical valve core return cavity is arranged in the conical valve core, a secondary valve limiting check ring is arranged in the secondary valve, when the actuator pushes the piston rod to drive the conical valve core to leave the conical working part, the piston rod drives the secondary valve conical valve core to leave the secondary valve conical working part and enter the secondary valve conical valve core return cavity, the secondary valve limiting check ring also runs to the upper limit stop position, at the moment, the secondary valve fluid channel is opened, a certain amount of fluid enters the downstream of the valve through the secondary valve fluid channel, at the moment, the actuator continues to push the piston rod to drive the conical valve core to move to the conical valve core return cavity, the fluid channel inlet and the fluid channel outlet of the conical working part of the valve body are opened, and the valve is completely opened.