CN206973032U

CN206973032U - Valve gate

Info

Publication number: CN206973032U
Application number: CN201720705122.XU
Authority: CN
Inventors: 杜尚乾
Original assignee: Shenzhen Hongshang Technology Co ltd
Current assignee: Shenzhen Hongshang Technology Co ltd
Priority date: 2017-06-16
Filing date: 2017-06-16
Publication date: 2018-02-06
Anticipated expiration: 2027-06-16

Abstract

The utility model discloses a valve relates to fluid control technical field, and the problem of solution is through setting up the induction control subassembly in the valve for the valve can control the pressure of water and can control the flow of water again, thereby realizes realizing the constant voltage constant current under the certain prerequisite of valve rear opening size. The utility model discloses a main technical scheme does: an upper valve cover; the valve body is connected with the upper valve cover and comprises a water inlet and a water outlet; the induction control assembly comprises a control rod, a supporting and fixing piece, an induction piece, a supporting plate and an elastic piece, wherein the control rod is arranged in the valve body, the supporting and fixing piece is arranged on the control rod, one end of the induction piece is connected with the valve body, the other end of the induction piece is connected with the supporting and fixing piece, the supporting plate is arranged on the supporting and fixing piece, and the elastic piece is arranged on the supporting and fixing piece; the sealing assembly comprises a first sealing element and a sealing base, the first sealing element is fixed on the control rod, and the sealing base is connected with the first sealing element; and the lower valve cover is connected with the valve body. The utility model discloses mainly used is on the water pipe.

Description

Valve

Technical field

It the utility model is related to fluid control technology field, more particularly to a kind of valve.

Background technology

Valve is control unit in pipeline fluid induction system, for changing path section and media flow direction, is had The functions such as water conservancy diversion, cut-off, throttling, non-return, shunting or overflow release.Valve available manual or handwheel, handle or pedal operation, The pressure of fluid media (medium), temperature and changes in flow rate can also be changed by controlling, control of the existing valve for fluid is mostly Only there is single function, i.e., only the flow of the pressure of control water or control water, this kind of function can not meet current city The demand of field.

The content of the invention

In view of this, the utility model embodiment provides a kind of valve, and main purpose is by setting sensing in valve Control assembly so that valve can control the pressure of water to control the flow of water again, so as to realize that after valve (current pass through After the later all spaces of first seal belong to valve) constant pressure and flow is realized on the premise of openings of sizes is certain.

To reach above-mentioned purpose, the utility model mainly provides following technical scheme：

The utility model embodiment provides a kind of valve, including：

Bonnet,；

Valve body, it is connected with the bonnet, it includes water inlet and delivery port；

Sense control assembly, it includes control-rod, supports fixture, induction pieces, supporting plate and elastic component, the control-rod are set Put in the valve body, the support fixture is installed on the control-rod, and one end of the induction pieces connects with the valve body Connect, the other end be connected with the support fixture, and is arranged between the supporting plate and the control-rod, described in it is used to sensing Valve outlet hydraulic pressure size, the supporting plate is arranged on the support fixture, and is arranged on the elastic component and the sense Between answering part, the elastic component is arranged on the support fixture, and is arranged between the supporting plate and the bonnet,；

Seal assembly, it includes first seal and sealed base, and the first seal is fixed on the control-rod, And be connected with the valve body, it is used to closing or opening water route, and the sealed base is connected with the first seal；

Bottom flange, it is connected with the valve body.

As previously described, in addition to：Second seal, connected between the control-rod and the valve body by second seal Connect；

When the valve is closed, the second seal, formed between control-rod and first seal three in valve body close Space is sealed, for preventing current direction delivery port direction from flowing.

As previously described, the support fixture is hexagon socket head cap screw.

As previously described, the elastic component is stage clip.

As previously described, the induction pieces are reaction diaphragm.

As previously described, the first seal is seal head.

As previously described, it is tightly connected between the bottom flange and the valve body by seal washer.

As previously described, the second seal is wear-resisting small Y circles or seal washer.

As previously described, in addition to：Set screw, the set screw be installed in the bonnet, and with the elasticity Part connects, and it is used to make it produce different pressure and regulation sensing control according to the different sizes for needing to change elastic component Drag size when component moves.

By above-mentioned technical proposal, the utility model valve at least has advantages below：

Valve of the present utility model senses control assembly by setting, and sets sensing control assembly to include control-rod, props up Fixture, induction pieces are supportted, supporting plate and elastic component, the control-rod are arranged in the valve body, and the support fixture is installed on On the control-rod, one end of the induction pieces is connected with the valve body, and the other end is connected with the support fixture, and is set Between the supporting plate and the control-rod, the supporting plate is arranged on the support fixture, and is arranged on the elastic component Between the induction pieces, the elastic component is arranged on the support fixture, and is arranged on the supporting plate and the upper valve Between lid；The design of the structure causes valve that the pressure of water can be controlled to control the flow of water again, so as to realize in valve Constant pressure and flow is realized on the premise of door delivery port size is certain, and then water pipe after butt joint and is connected to all of water pipe and is set It is standby to play protection, and the effect to increase the service life, and water-saving function can also be played, ring can be used according to different Border the current of water pipe are carried out management and control make water outlet while can meet requirement flow cavitation result in minimum；In addition, this practicality Under the premise of the new time identical that can realize opening valve, the amount of the water of outflow is identical, not by the environment shadow such as extraneous hydraulic pressure Ring, water yield is identical after realizing opening and closing every time.

Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below Describe in detail bright as after.

Brief description of the drawings

Fig. 1 is a kind of structural representation for valve that embodiment of the present utility model provides；

Embodiment

Further to illustrate that the utility model is to reach the technological means and effect that predetermined goal of the invention taken, below With reference to accompanying drawing and preferred embodiment, to embodiment, structure, feature and its effect according to the present utility model application, in detail Describe in detail bright as after.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.This Outside, special characteristic, structure or the feature in one or more embodiments can be combined by any suitable form.

As shown in figure 1, a kind of valve that one embodiment of the present utility model provides, it includes：

Bonnet, 1, valve body 2, sense control assembly 3, seal assembly 4 and bottom flange 5, wherein,

Valve body 2, it is connected with bonnet, 1, it includes water inlet 21 and delivery port 22；

Sensing control assembly 3, it includes control-rod 31, supports fixture 32, induction pieces 33, supporting plate 34 and elastic component 35, The control-rod 31 is arranged in the valve body 2, and the support fixture 32 is installed on the control-rod 31, and it is used to control Bar 31 processed, induction pieces 33 and supporting plate 34, which are connected to become entirety, makes it be synchronized with the movement, one end and the valve of the induction pieces 33 Body 2 is connected, and the other end is connected with the support fixture 32, and is arranged between the supporting plate 34 and the control-rod 31, its For sensing the hydraulic pressure size of valve outlet 22, the supporting plate 34 is arranged on the support fixture 32, and is arranged on Between the elastic component 35 and the induction pieces 33, it is used to fix and supports induction pieces 33, prevents induction pieces 33 in sensing water Excessive deformation is produced during pressure, the elastic component 35 is arranged on the support fixture 32, and is arranged on the supporting plate 34 and institute State between bonnet, 1；

Seal assembly 4, it includes first seal 41 and sealed base 42, wherein, first seal 41 is fixed on control On bar 31, and it is connected with valve body 2, sealed base 42 is connected with first seal 41；

Bottom flange 5, it is connected with valve body 2.

Specifically, valve is opened, the pressure that the pressure that induction pieces 33 are born in valve is born because there is pressure leakages in valve body Power diminishes, and now the elastic force of elastic component 35 is more than the pressure born on induction pieces 33, and elastic component 35 is that push lever 31 is descending Displacement, valve are unfolded into path, and water flows out from the delivery port 22 of valve, after valve (after current are by first seal 41 All spaces belong to valve after) timing of delivery port size one, the dynamic pressures of the current passed through is also constant, when from water inlet The dynamic pressure when flow of 21 water come in is larger after valve can also increase, and now induction pieces 33 will sense hydraulic pressure increase, Elastic component 35 drives 31 up displacement of control-rod, reduces delivery port sectional area, water outlet during so as to reach water yield and low pressure Identical purpose is measured, i.e., valve of the present utility model realizes the purpose of constant current.

Valve of the present utility model senses control assembly by setting, and sets sensing control assembly to include control-rod, props up Fixture, induction pieces are supportted, supporting plate and elastic component, the control-rod are arranged in the valve body, and the support fixture is installed on On the control-rod, one end of the induction pieces is connected with the valve body, and the other end is connected with the support fixture, and is set Between the supporting plate and the control-rod, the supporting plate is arranged on the support fixture, and is arranged on the elastic component Between the induction pieces, the elastic component is arranged on the support fixture, and is arranged on the supporting plate and the upper valve Between lid；The design of the structure causes valve that the pressure of water can be controlled to control the flow of water again, so as to realize in valve Constant pressure and flow is realized on the premise of door delivery port size is certain, and then water pipe after butt joint and is connected to all of water pipe and is set It is standby to play protection, and the effect to increase the service life, and water-saving function can also be played, ring can be used according to different Border the current of water pipe are carried out management and control make water outlet while can meet requirement flow cavitation result in minimum；In addition, this product Under the premise of the time identical for opening valve can be realized, the amount of the water of outflow is identical, is not influenceed by environment such as extraneous hydraulic pressure, real Now water yield is identical after opening and closing every time.

Further, in order that valve generally sealing structure, the valve also include：Second seal 7, such as Fig. 1 institutes Show, connected between the control-rod 31 and the valve body 2 by second seal 7；

When the valve is closed, the second seal 7, between control-rod 31 and the three of first seal 41 in valve body shape Into sealing space, for preventing current direction delivery port direction from flowing.

Further, the support fixture is hexagon socket head cap screw, and it is used for control-rod 31, induction pieces 33 and supporting plate 34, which are connected to become entirety, makes it be synchronized with the movement.

Further, elastic component 35 is stage clip, and certain elastic component 35 can also be other springs, and this specific practicality is new Type embodiment is not limited to this, as long as it, which can control control-rod 31 to move up and down, belongs to the utility model embodiment Protection domain.

Further, in order to more sensitively induce the size of the hydraulic pressure of valve outlet 22, induction pieces 33 are sense Diaphragm is answered, certain induction pieces 33 can also be other induction pieces, and specific the utility model embodiment is not limited to this, As long as it can induce the protection domain that the size of valve outlet hydraulic pressure belongs to the utility model embodiment.

Further, first seal 41 is seal head, and it is used to closing or opening water route, between it is between valve body 2 Gap size directly affects the size of the flow of delivery port current.

Further, it is close by seal washer 6 between bottom flange 5 and valve body 2 in order to ensure that whole valve is sealing structure Envelope connection.

Further, the second seal is wear-resisting small Y circles or seal washer.

Further, in addition to：Set screw 8, set screw 8 are installed in bonnet, 1 and are connected with elastic component 35, its For making it produce different pressure and regulation sensing control assembly movement according to the different sizes for needing to change elastic component When drag size.

Valve of the present utility model senses control assembly by setting, and sets sensing control assembly to include control-rod, props up Fixture, induction pieces are supportted, supporting plate and elastic component, the control-rod are arranged in the valve body, and the support fixture is installed on On the control-rod, one end of the induction pieces is connected with the valve body, and the other end is connected with the support fixture, and is set Between the supporting plate and the control-rod, the supporting plate is arranged on the support fixture, and is arranged on the elastic component Between the induction pieces, the elastic component is arranged on the support fixture, and is arranged on the supporting plate and the upper valve Between lid；The design of the structure causes valve that the pressure of water can be controlled to control the flow of water again, so as to realize in valve Constant pressure and flow can be realized on the premise of door delivery port size is certain, and then water pipe after butt joint and the institute for being connected to water pipe There is equipment to play protection, and the effect to increase the service life, and water-saving function can also be played, can be made according to difference The current of water pipe are carried out with environment management and control make water outlet while can meet requirement flow cavitation result in minimum；In addition, this Under the premise of product can realize the time identical for opening valve, the amount of the water of outflow is identical, not by the environment shadow such as extraneous hydraulic pressure Ring, water yield is identical after realizing opening and closing every time.

It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses Or replace, it should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with the power The protection domain that profit requires is defined.

Claims

A kind of 1. valve, it is characterised in that including：

Bonnet,；

Valve body, it is connected with the bonnet, it includes water inlet and delivery port；

Sense control assembly, it includes control-rod, supports fixture, induction pieces, supporting plate and elastic component, the control-rod are arranged on In the valve body, the support fixture is installed on the control-rod, and one end of the induction pieces is connected with the valve body, separately One end is connected with the support fixture, and is arranged between the supporting plate and the control-rod, and it is used to sense the valve Delivery port hydraulic pressure size, the supporting plate is arranged on the support fixture, and is arranged on the elastic component and the induction pieces Between, the elastic component is arranged on the support fixture, and is arranged between the supporting plate and the bonnet,；

Seal assembly, it includes first seal and sealed base, and the first seal is fixed on the control-rod, and with The valve body connection, it is used to closing or opening water route, and the sealed base is connected with the first seal；

Bottom flange, it is connected with the valve body.
2. valve according to claim 1, it is characterised in that also include：

Second seal, connected between the control-rod and the valve body by second seal；

When the valve is closed, the second seal, sealing sky is formed between control-rod and first seal three in valve body Between, for preventing current direction delivery port direction from flowing.
3. valve according to claim 1, it is characterised in that

The support fixture is hexagon socket head cap screw.
4. valve according to claim 1, it is characterised in that

The elastic component is stage clip.
5. valve according to claim 1, it is characterised in that

The induction pieces are reaction diaphragm.
6. valve according to claim 1, it is characterised in that

The first seal is seal head.
7. valve according to claim 1, it is characterised in that

It is tightly connected between the bottom flange and the valve body by seal washer.
8. valve according to claim 2, it is characterised in that

The second seal is wear-resisting small Y circles or seal washer.
9. valve according to claim 1 or 2, it is characterised in that also include；

Set screw, the set screw are installed in the bonnet, and are connected with the elastic component, and it is used for according to difference Need the size for changing elastic component it is produced different pressure and for adjusting resistance during sensing control assembly movement Size.