阅读说明：本技术 一种柔性排水阀 (Flexible drain valve ) 是由 陈明锦 于 2020-04-24 设计创作，主要内容包括：本发明提供一种柔性排水阀,包括阀体和控制装置;其中,所述阀体由塑性材料组成,包括依次贯通连接的出水口,连接部,阀腔以及进水口;所述控制装置包括动力装置,推杆以及止挡部,其中,所述推杆的一端与所述止挡部固定连接,另一端与所述动力装置连接;所述止挡部与所述阀腔相连接;所述动力装置推送所述推杆上下移动从而打开或闭合所述进水口。该柔性排水阀具有不易锈蚀,密封效果好,不堵塞,使用寿命长等优点。(The invention provides a flexible drain valve which comprises a valve body and a control device, wherein the valve body is made of plastic materials and comprises a water outlet, a connecting part, a valve cavity and a water inlet which are sequentially connected in a penetrating mode, the control device comprises a power device, a push rod and a stopping part, one end of the push rod is fixedly connected with the stopping part, the other end of the push rod is connected with the power device, the stopping part is connected with the valve cavity, and the power device pushes the push rod to move up and down so as to open or close the water inlet. The flexible drain valve has the advantages of difficult corrosion, good sealing effect, no blockage, long service life and the like.)

1. A flexible drain valve is characterized by comprising a valve body and a control device, wherein,

The valve body is made of plastic materials and comprises a water outlet, a connecting part, a valve cavity and a water inlet which are sequentially communicated;

The control device comprises a power device, a push rod and a stopping part, wherein one end of the push rod is fixedly connected with the stopping part, and the other end of the push rod is connected with the power device;

The power device pushes the push rod to move up and down so as to open or close the water inlet.

2. The flexible drain valve according to claim 1, wherein a cavity is arranged at the bottom of the valve chamber, and the stopping part is in snap connection with the cavity.

3. The flexible drain valve of claim 1, wherein the stop is securely attached to the bottom of the valve chamber.

4. The flexible drain valve according to claim 1, wherein the stop is a convex body gradually arched from the periphery to the center and sized to fit the inlet port.

5. A flexible drain valve according to claim 1, wherein the plastic material is rubber.

6. A flexible water drain valve according to claim 1, wherein the power means is a pneumatic cylinder or an electromagnet or a cam.

7. A flexible drain valve according to claim 1, wherein the connection portion and the water inlet are arranged perpendicular to each other.

8. The flexible drain valve according to claim 1, wherein the connection angle between the water outlet and the connection part can be set according to actual needs.

9. The flexible drain valve according to claim 1, wherein the water outlet is in the form of a nozzle tapering from a distance to a distance towards the connection port.

10. The flexible drain valve according to claim 1, wherein the push rod is circular in cross-section and a spring is provided around the push rod.

Technical Field

The invention relates to a flexible drain valve.

Background

The existing drain valves are mainly made of metal materials, such as: a drain valve having a patent number of 201610763160.0 applied to jinlong copper industries, zhejiang, a drain valve having a patent number of 201780049236.6 applied to teichi limited, and a drain valve having a patent number of 201720621208.4 applied to guangdong spring valve science and technology limited, guangdong, and so on. The drain valves are designed by rigid structures, and have the problems of easy corrosion, rust generation, poor sealing effect, short service life, high manufacturing cost, easy blockage, inconvenient installation and operation and the like.

Therefore, how to provide a flexible drain valve which can effectively overcome the above problems becomes a problem to be solved.

Disclosure of Invention

The invention provides a flexible drain valve aiming at the defects of the prior art, which comprises a valve body and a control device, wherein the valve body is made of plastic materials and comprises a water outlet, a connecting part, a valve cavity and a water inlet which are sequentially communicated, the control device comprises a power device, a push rod and a stopping part, one end of the push rod is fixedly connected with the stopping part, the other end of the push rod is connected with the power device, the stopping part is connected with the valve cavity, and the power device pushes the push rod to move up and down so as to open or close the water inlet.

Preferably, a cavity is arranged at the bottom of the valve cavity, and the stopping part is connected with the cavity in a buckling manner.

Preferably, the stopping part is fixedly connected with the bottom of the valve cavity.

Preferably, the stopping part is a convex body gradually arched from the periphery to the center and is matched with the water inlet in size.

Preferably, the plastic material is rubber.

Preferably, the power device is a pneumatic cylinder or an electromagnet or a cam.

Preferably, the connecting part and the water inlet are arranged perpendicular to each other.

Preferably, the flange portion is composed of three layers of annular bosses which protrude outward gradually.

Preferably, the connection angle between the water outlet and the connection part can be set according to actual needs.

Preferably, the water outlet is in a nozzle shape which gradually reduces from a direction away from the connecting port to a direction close to the connecting port.

Preferably, the section of the push rod is circular, and a spring is arranged on the periphery of the push rod.

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

1. The flexible drain valve provided by the invention is made of flexible materials, so that compared with the traditional metal drain valve, the flexible drain valve is not easy to rust, and the water quality is not polluted by rust.

2. According to the flexible drain valve provided by the invention, no gap exists between the push rod and the valve cavity, so that the problem of water leakage is avoided, the sealing effect is good, and the service life is long.

3. The flexible drain valve provided by the invention adopts flexible materials at the water inlet and the water outlet, so that the flexible drain valve is very convenient to install with a rigid pipeline and is simple to operate.

4. When the flexible drain valve provided by the invention needs to be opened again after being closed, the flexible drain valve can be automatically reset and opened by virtue of water pressure.

5. The flexible drain valve provided by the invention also has the beneficial effect of no blockage.

Drawings

Fig. 1 is a perspective view of a flexible drain valve according to a preferred embodiment of the present invention.

Fig. 2 is a schematic view of a flexible drain valve according to a preferred embodiment of the present invention connected to an external pipe.

Fig. 3 is a schematic view of a flexible drain valve in an open state according to a preferred embodiment of the present invention.

Fig. 4 is a schematic view of a flexible drain valve in a closed state according to a preferred embodiment of the present invention.

Fig. 5 is a partial cross-sectional view of a flexible drain valve in accordance with a preferred embodiment of the present invention.

1-valve body, 11-water outlet, 12-connecting part, 13-valve cavity, 14-water inlet;

2-control means, 21-stop, 22-push rod, 23-power means, 24-cavity;

3-a water inlet pipeline;

4-water outlet pipeline.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

As shown in fig. 1-5, the invention provides a flexible drain valve, which comprises a valve body 1 and a control device 2, wherein the valve body 1 is made of a plastic material and comprises a water outlet 11, a connecting part 12, a valve cavity 13 and a water inlet 14 which are sequentially connected in a penetrating manner, the control device 2 comprises a power device 23, a push rod 22 and a stopping part 21, one end of the push rod 22 is fixedly connected with the stopping part 21, the other end of the push rod is connected with the power device 23, the stopping part 21 is connected with the valve cavity 13, and the power device 23 pushes the push rod 22 to move up and down so as to open or close the water inlet 14. The water outlet 11 can be conveniently connected with the external water outlet pipe 4, and the water inlet 14 can be conveniently connected with the external water inlet pipe 3. Compared with the existing rigid drain valve, the flexible drain valve has the advantages of difficult rusting, good sealing effect, long service life and the like.

Preferably, the connection relationship between the stopping portion 21 and the front of the valve cavity 13 may be that the stopping portion 21 is directly fastened to the bottom of the valve cavity 13. As shown in fig. 5, a cavity 24 is provided at the bottom of the valve cavity 13, and the stopper 21 is snap-fit connected with the cavity 24.

Preferably, the stop portion 21 is a convex body gradually arched from the periphery to the center and is sized to fit the water inlet 14.

Preferably, the plastic material of the valve body 1 is rubber.

Preferably, the power device 23 is a pneumatic cylinder or an electromagnet or a cam.

Preferably, the connecting portion 12 and the water inlet 14 are perpendicular to each other.

Preferably, the connection angle between the water outlet 11 and the connection portion 12 can be set according to actual needs. Such as 20 degrees, 30 degrees or 45 degrees.

Preferably, the water outlet 11 is in a nozzle shape which gradually decreases from a direction away from the connection port 12 to a direction close to the connection port.

Preferably, the cross section of the push rod 22 is circular, and a spring is arranged on the periphery of the push rod 22.

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

1. The flexible drain valve provided by the invention is made of flexible materials, so that compared with the traditional metal drain valve, the flexible drain valve is not easy to rust, and the water quality is not polluted by rust.

2. According to the flexible drain valve provided by the invention, no gap exists between the push rod and the valve cavity, so that the problem of water leakage is avoided, the sealing effect is good, and the service life is long.

3. The flexible drain valve provided by the invention adopts flexible materials at the water inlet and the water outlet, so that the flexible drain valve is very convenient to install with a rigid pipeline and is simple to operate.

4. When the flexible drain valve provided by the invention needs to be opened again after being closed, the flexible drain valve can be automatically reset and opened by virtue of water pressure.

5. The flexible drain valve provided by the invention also has the beneficial effect of no blockage.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the system disclosed by the embodiment, the description is relatively simple because the system corresponds to the method disclosed by the embodiment, and the relevant points can be referred to the method part for description.

Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.

It will be apparent to those skilled in the art that various changes and modifications may be made in the invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.