CN104214419A

CN104214419A - Self-cleaning valve

Info

Publication number: CN104214419A
Application number: CN201410434432.3A
Authority: CN
Inventors: 张国红
Original assignee: Suzhou Furun Machinery Co Ltd
Current assignee: Suzhou Furun Machinery Co Ltd
Priority date: 2014-08-29
Filing date: 2014-08-29
Publication date: 2014-12-17
Anticipated expiration: 2034-08-29
Also published as: CN104214419B

Abstract

The invention discloses a self-cleaning valve, comprising a valve body, an adapting pipe, a valve handle and a valve rod, wherein a valve cavity is formed in the valve body; the adapting pipe and the valve handle are fixedly connected with the valve body; the valve handle and the valve rod are integrally formed. The self-cleaning valve is novel and ingenious in structural design; an activated carbon adsorption layer is adhered to the valve rod, so that pollutants in fluid are effectively absorbed; the pollutants are decomposed timely through a photocatalytic effect of an ultraviolet lamp, so that filth, which is easily generated after the valve body is used for a long time, is prevented; moreover, a flowing plate is arranged in the adapting pipe; flowing holes of the flowing plate are of a horn shape which is gradually smaller in size along a direction of the fluid, so that the fluid can burst into the valve body and flush the attachments on the pipe wall, therefore the pollutants are prevented from being adhered to the pipe wall.

Description

A kind of automatically cleaning valve

Technical field

The present invention relates to a kind of valve, be specifically related to a kind of automatically cleaning valve.

Background technique

Valve is the parts for controlling fluid opening and closing and uninterrupted, generally forms the valve body of valve pocket, valve rod and spool by inside and forms, drive valve core rotation by valve rod, drives the opening and closing of valve and regulate to open size.Because valve is in the node location of fluid, because very easily shelter evil people and countenance evil practices in valve position, in the course of time, valve just may pollute by convection cell, especially requires higher potable water for turbidity test, and this is the problem that we can not ignore and expect to solve.

Summary of the invention

For solving the deficiencies in the prior art, the object of the present invention is to provide a kind of valve that can realize automatically cleaning, as far as possible decreasing pollution.

In order to realize above-mentioned target, the present invention adopts following technological scheme:

A kind of automatically cleaning valve, comprise: inside be formed the valve body of valve pocket, the transfer tube be fixedly connected with valve body, valve and with valve integrated valve rod, the female center pillar of the formation coordinated with valve rod is provided with in described valve pocket, more than the middle part of described valve rod be formed with outside thread, described transfer tube is formed with the through hole stretched into for valve rod, the described valve rod shank portion stretched in transfer tube adheres to an activated carbon adsorption layer, the wall body of described center pillar is formed with multiple communicating structure, several ultraviolet lamps are installed in described valve pocket.

Preferably, aforementioned center pillar is made up of transparent material, and so, the purifying effect of ultraviolet lamp is better.

Preferably, aforementioned valve pocket is the tubular that centre is thick, two is thin, described valve body comprises the joint being positioned at two and the main part being positioned at centre, described main part is formed with the access hole that can open and close, described ultraviolet lamp is connected on the inwall of access hole, not only be convenient for changing ultraviolet lamp, be also convenient to open and rear valve rod etc. artificially cleaned.

Preferred communicating structure is straight line type groove or multiple circular hole, square hole.

Further, aforementioned transfer tube comprises: the rigid pipe be fixedly connected with valve body, be arranged at the flexible pipe at rigid pipe two ends, the position corresponding to valve rod in described rigid pipe is provided with a leak-proof washer, can ensure that the opening and closing of valve is changed smoothly, turn improve the versatility of valve.

Preferably, in aforementioned rigid pipe, an overcurrent plate is installed, described overcurrent plate is formed with multiple flow orifice, described flow orifice along the flow direction of fluid be size progressive reduce tubaeform, make fluid after overcurrent plate, flow velocity gets a promotion, and impacts tube wall thus avoids pollutant to be attached on tube wall.

Further, the cross section in aforesaid flow hole is corner star or pentalpha, and such shape is better than generally traditional circle or square, can obtain better turbulent flow and fluid dissipating effect, and then the dynamics of impact is larger more effective.

Usefulness of the present invention is: valve of the present invention, novel in structural design is ingenious, by attachment activity charcoal adsorption layer on valve rod, pollutant in convection cell effectively adsorbs, and then by the photocatalysis effect of ultraviolet lamp, pollutant is decomposed in time, what easily produce after avoiding valve body Long-Time Service shelters evil people and countenance evil practices; In addition, also by installing overcurrent plate in transfer tube, the flow orifice of overcurrent plate along the direction of fluid be size progressive reduce tubaeform, fluid can be made to burst out enter in valve thus by the attachment impact on tube wall, to avoid pollutant to be attached on tube wall.

Accompanying drawing explanation

Fig. 1 is the structural representation of a preferred embodiment of a kind of automatically cleaning valve of the present invention;

Fig. 2 is the plan view of middle overcurrent plate embodiment illustrated in fig. 1.

The implication of reference character in figure: 1, valve pocket, 2, valve body, 3, valve handle, 4, valve rod, 5, center pillar, 6, ultraviolet lamp, 7, activated carbon adsorption layer, 8, rigid pipe, 9, flexible pipe, 10, leak-proof washer, 11, overcurrent plate, 12, flow orifice.

Embodiment

Below in conjunction with the drawings and specific embodiments, concrete introduction is done to the present invention.

See Fig. 1, a kind of automatically cleaning valve of the present invention, comprising: inside be formed the valve body 2 of valve pocket 1, the transfer tube be fixedly connected with valve body 2, valve 3 and with valve 3 integrated valve rods 4.Wherein, be provided with the female center pillar 5 of the formation coordinated with valve rod 4 in valve pocket 1, more than the middle part of valve rod 4 be formed with outside thread (omitting not shown in figure), valve rotates 3 band ovable valve stems 4 relative to center pillar 5, can realize the switching of valve opening and closed state.Inevitably, transfer tube is formed the through hole stretched into for valve rod 4, and when valve rod 4 stretches in through hole the state be namely in as shown in Figure 1 completely, valve is closed state.

In order to the pollutant in fluid (as potable water) especially chemical contaminant is removed, sheltering evil people and countenance evil practices of valve is caused after avoiding Long-Time Service, as shown in Figure 1, valve rod 4 shank portion stretched in transfer tube is attached with activated carbon adsorption layer 7, the wall body of center pillar 5 is formed with multiple communicating structure (not shown), several ultraviolet lamps 6 is installed in valve pocket 1 simultaneously.When valve is in opening state, valve rod 4 screws out in transfer tube, open ultraviolet lamp 6, due to center pillar 5 being formed with communicating structure, preferred communicating structure is straight line type groove or multiple circular hole, square hole, ultraviolet lamp 6 can irradiate activated carbon adsorption layer 7 effectively through communicating structure, promotes the degraded of pollutant.Preferably, center pillar 5 is made up of transparent material, and so, the purifying effect of ultraviolet lamp 6 is better.

As shown in Figure 1, as a kind of concrete structure, valve pocket 1 is the tubular that centre is thick, two is thin, correspondingly, valve body 2 comprises the joint being positioned at two and the main part being positioned at centre, and main part is formed the access hole that can open and close, ultraviolet lamp 6 is connected on the inwall of access hole, not only be convenient for changing ultraviolet lamp 6, be also convenient to open and rear valve rod 4 etc. artificially cleaned, more effectively remove pollutant.

As further improvement of the present invention, transfer tube comprises: the rigid pipe 8 be fixedly connected with valve body 2, be arranged at the flexible pipe 9 at rigid pipe 8 two ends, the position corresponding to valve rod 4 in rigid pipe 8 is provided with a leak-proof washer 10, can ensure that the opening and closing of valve is changed smoothly like this, turn improve flexibility and the versatility of valve.

As shown in Figure 1, one overcurrent plate 11 is also installed in rigid pipe 8, overcurrent plate 11 is formed with multiple flow orifice 12, along the flow direction (shown in Fig. 1 the direction of arrow) of fluid, flow orifice 12 in size progressive reduce tubaeform, so, after fluid flows through overcurrent plate 11, impact tube wall after flow velocity gets a promotion thus avoid pollutant to be attached on tube wall.As preferably, the cross section of flow orifice 12 is corner star or pentalpha, and such shape is better than generally traditional circle or square, can obtain better turbulent flow and fluid dissipating effect, and then the dynamics of impact is larger, and decontamination is more effective.

More than show and describe basic principle of the present invention, major character and advantage.The technician of the industry should understand, and above-described embodiment does not limit the present invention in any form, the technological scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection scope of the present invention.

Claims

1. an automatically cleaning valve, it is characterized in that, comprise: inside be formed the valve body of valve pocket, the transfer tube be fixedly connected with valve body, valve and with valve integrated valve rod, the female center pillar of the formation coordinated with valve rod is provided with in described valve pocket, more than the middle part of described valve rod be formed with outside thread, described transfer tube is formed with the through hole stretched into for valve rod, the described valve rod shank portion stretched in transfer tube adheres to an activated carbon adsorption layer, the wall body of described center pillar is formed with multiple communicating structure, several ultraviolet lamps are installed in described valve pocket.

2. a kind of automatically cleaning valve according to claim 1, it is characterized in that, described center pillar is made up of transparent material.

3. a kind of automatically cleaning valve according to claim 1, it is characterized in that, described valve pocket is the tubular that centre is thick, two is thin, described valve body comprises the joint being positioned at two and the main part being positioned at centre, described main part is formed with the access hole that can open and close, described ultraviolet lamp is connected on the inwall of access hole.

4. a kind of automatically cleaning valve according to claim 1, is characterized in that, described communicating structure is straight line type groove or multiple circular hole, square hole.

5. a kind of automatically cleaning valve according to any one of claim 1-4, it is characterized in that, described transfer tube comprises: the rigid pipe be fixedly connected with valve body, be arranged at the flexible pipe at rigid pipe two ends, and the position corresponding to valve rod in described rigid pipe is provided with a leak-proof washer.

6. a kind of automatically cleaning valve according to claim 5, is characterized in that, installs an overcurrent plate in described rigid pipe, described overcurrent plate is formed with multiple flow orifice, described flow orifice along the flow direction of fluid be size progressive reduce tubaeform.

7. a kind of automatically cleaning valve according to claim 6, is characterized in that, the cross section of described flow orifice is corner star or pentalpha.