CN206754507U - A kind of pressure stable throttle valve and its component - Google Patents
A kind of pressure stable throttle valve and its component Download PDFInfo
- Publication number
- CN206754507U CN206754507U CN201621433886.XU CN201621433886U CN206754507U CN 206754507 U CN206754507 U CN 206754507U CN 201621433886 U CN201621433886 U CN 201621433886U CN 206754507 U CN206754507 U CN 206754507U
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- Prior art keywords
- valve
- pressure stable
- fluid
- throttle valve
- stable throttle
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Abstract
A kind of pressure stable throttle valve and its component, it relates generally to valve field.Pressure stable throttle valve component includes pressure stable throttle valve and the connector for pressure stable throttle valve to be arranged on to other fluid transmission mediums.Wherein, pressure stable throttle valve includes throttling valve chest and valve body, valve body are located at choke valve enclosure interior and are slidably connected to choke valve inner walls along fluid flow direction；By setting elastic recovery device in choke valve inner walls so that the slip of valve body can realize automatically adjusting for restriction top flow section area, so as to maintain the substantially constant of fluid issuing flow and pressure, be finally reached the purpose of voltage stabilizing throttling.
Description
Technical field
Valve field is the utility model is related to, in particular to a kind of pressure stable throttle valve and its component.
Background technology
Choke valve controls fluid flow as a kind of flow control valve by changing throttling section or chock length, its
It is typically used in hydraulic system with constant displacement pump, pneumatic actuator system.
But there is no flow negative-feedback function in existing choke valve, it is impossible to which compensation changes caused speed not by load
Stable, i.e., under Fluid pressure unsure state, flow fluctuates with the change of Fluid pressure, can not meet that flow system flow is steady
Fixed, balanced transmission demand, therefore load change is typically only used for less or to the less demanding occasion of speed stability.
Utility model content
The purpose of this utility model is to provide a kind of pressure stable throttle valve, and it can be in Fluid pressure unsure state
Under, the flow and pressure of the fluid issuing relative constancy of pressure stable throttle valve are still kept, meets the biography that flow system flow is stable, balanced
Defeated demand.
Another mesh of the present utility model is to provide a kind of pressure stable throttle valve component, and it can keep out when loading and changing
Mouthful flow and pressure almost constant, so as to which while throttling purpose is reached, also cause valve body in pressure stable throttle valve uses the longevity
Life is extended.
What embodiment of the present utility model was realized in：
A kind of pressure stable throttle valve, including throttling valve chest and valve body.Wherein, valve body is located at choke valve enclosure interior, valve body
The inwall of throttling valve chest is slidably connected to along fluid flow direction；The inwall of throttling valve chest is additionally provided with for controlling
The elastic recovery device of choke valve sliding position, valve body form the flow section passed through for fluid with choke valve inner walls,
The area of flow section is gradually reduced when valve body slides along fluid flow direction.
In the utility model preferred embodiment, above-mentioned elastic recovery device includes spring and consolidating for fixed spring
Determine part, fixture is fixedly connected on choke valve inner walls, and the both ends of spring are respectively fixedly connected with fixture and valve body.
In the utility model preferred embodiment, above-mentioned valve body includes being used to control fluid successively along fluid flow direction
The restriction of flow and the slide guide portion being engaged with elastic recovery device, formed between fixture and throttling valve chest and sliding
The guide groove that action-oriented portion is engaged, spring are arranged in guide groove, slide guide portion be slideably positioned in guide groove and with bullet
One end connection of spring.
In the utility model preferred embodiment, the place of being slidably matched of above-mentioned guide groove and slide guide portion is additionally provided with
Seal.
In the utility model preferred embodiment, above-mentioned seal is rubber weather strip.
In the utility model preferred embodiment, above-mentioned throttling valve chest, which is provided with, to be coordinated with restriction and for controlling
The adjustment portion of fluid section flow, the direction of the cross-section area of adjustment portion inner cavity chamber along flow of fluid reduce.
In the utility model preferred embodiment, the direction of the cross-sectional area of above-mentioned restriction along flow of fluid reduces.
In the utility model preferred embodiment, above-mentioned throttling valve chest is additionally provided with for reducing fluid fluctuating change
Plenum chamber, plenum chamber is located between the fluid intake of valve body and the valve chest that throttles and communicates with adjustment portion.
In the utility model preferred embodiment, the area of passage of above-mentioned plenum chamber is more than valve body with throttling in valve chest
The area for the flow section that wall is formed.
A kind of pressure stable throttle valve component, it includes above-mentioned pressure stable throttle valve and the connection for installing pressure stable throttle valve
Part.
The beneficial effect of the utility model embodiment is：By the valve body and therewith for being slidably connected to choke valve inner walls
The elastic recovery device being used cooperatively, realize the automatic tune for the flow section area that valve body is formed with choke valve inner walls
Section so that the fluid issuing of pressure stable throttle valve keeps the flow and pressure of relative constancy, so as to reach the purpose of voltage stabilizing throttling；Separately
Outside, the pressure stable throttle valve component of above-mentioned pressure stable throttle valve is included in actual use, because Fluid pressure is always maintained at
The state of relative constancy, reduce because fluid fluctuates the impact and infringement to pressure stable throttle valve, therefore, extend voltage stabilizing throttling
The service life of valve module.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 provides the planar structure schematic diagram of pressure stable throttle valve component for the utility model first embodiment；
Fig. 2 provides the planar structure schematic diagram of pressure stable throttle valve component for the utility model second embodiment；
Fig. 3 provides the planar structure schematic diagram of pressure stable throttle valve component for the utility model 3rd embodiment；
Fig. 4 provides the planar structure schematic diagram of pressure stable throttle valve component for the utility model fourth embodiment.
Icon：100- pressure stable throttle valve components；200- pressure stable throttle valve components；300- pressure stable throttle valve components；400- is steady
Press throttle valve component；101- pressure stable throttle valves；103- connectors；112- fluid intakes；114- fluid issuings；120- throttling valve casings
Body；122- adjustment portions；130- flow sections；140- valve bodies；142- restrictions；144- slide guide portions；160- elastic recoverys fill
Put；162- springs；164- fixtures；166- guide grooves；201- pressure stable throttle valves；240- valve bodies；244- slide guide portions；250-
Seal；260- elastic recovery devices；262- springs；264- fixtures；266- guide grooves；301- pressure stable throttle valves；312- flows
Body entrance；320- throttling valve chests；322- adjustment portions；324- plenum chambers；330- flow sections；340- valve bodies；420- choke valves
Housing；414- fluid issuings；426- transitional fluids room.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
, it is necessary to explanation in description of the present utility model, term " on ", " under ", "left", "right", " level ",
The orientation or position relationship of the instructions such as " interior ", " outer " be based on orientation shown in the drawings or position relationship, or practicality newly
Type product using when the orientation usually put or position relationship, be for only for ease of description the utility model and simplify and describe, and
It is not instruction or implies signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore
It is not intended that to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and
It is not intended that instruction or hint relative importance.
In addition, term " level " is not offered as requiring part abswolute level, but can be slightly tilted.
In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation ", " communicating ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or it is integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through
It is indirectly connected, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
First embodiment
Fig. 1 is refer to, present embodiments provides a kind of pressure stable throttle valve component 100, it includes pressure stable throttle valve 101 and used
In the connector 103 that pressure stable throttle valve 101 is arranged on to other fluid transmission mediums.
Further, the number of connector 103 is two, is connected to the both ends of pressure stable throttle valve 101.Need to illustrate
, connector 103 is mainly designed to be easy to pressure stable throttle valve component 100 to be used in conjunction with other fluid transmission mediums, and
And the connection of connector 103 and pressure stable throttle valve 101 can be fixed non-removable connection, or the detachable of activity connects
Mode is connect, wherein, in detachable connection, preferably it is threadedly coupled.In addition, in other embodiments, it is not limited in this
Two connectors 103 of embodiment introduction, when the fluid intake 112 and fluid issuing 114 of pressure stable throttle valve 101 are with multiple
When, it can be correspondingly arranged according to the actual requirements.
Pressure stable throttle valve 101 is the critical piece that voltage stabilizing and throttling action are played in pressure stable throttle valve component 100, and it includes section
Valve chest 120 and valve body 140 are flowed, the inside of throttling valve chest 120 is a chamber, is enabled flow through；Valve body 140 is positioned at throttling valve casing
The inside of body 120, itself and throttle valve chest 120 inwall coordinate convection body be adjusted.
Further, in order to realize that the inwall of valve body 140 and the valve chest 120 that throttles coordinates, the flow of fluid is had
Effect control, valve body 140 are slidably connected to the inwall of throttling valve chest 120 along fluid flow direction.It should be noted that it is
Valve body 140 is automatically adjusted the slide displacement of itself with the pressure change of fluid intake 112, and then control fluid
Flow, in the present embodiment, the inwall of throttling valve chest 120 is additionally provided with to return for the elasticity of the sliding position of application valve body 140
Apparatus for coating 160.
Further, elastic recovery device 160 includes spring 162 and the fixture 164 for fixed spring 162, fixed
Part 164 is fixedly connected on the throttling inwall of valve chest 120, and the both ends of spring 162 are respectively fixedly connected with fixture 164 and valve body
140.Wherein, spring 162 is connected with one end that fixture 164 is connected close to fluid issuing 114, spring 162 with valve body 140
One end close to fluid intake 112.
It should be noted that when the pressure increase of fluid intake 112, the pressure of fluid intake 112 can promote valve body 140
Slided along the direction of flow of fluid, now spring 162 is compressed；When the pressure of fluid intake 112 reduces, the spring that is compressed
162 can discharge elastic potential energy, and the valve body 140 being attached thereto will be promoted to be slided to the reverse direction of flow of fluid, therefore, elastic recovery
The setting of device 160 realizes automatically adjusting for the slip of valve body 140.
Further, the inwall that be bonded with valve body 140 in the inwall of valve chest 120 that throttles is rectangle, and valve body 140 and
The bottom surface of throttling valve chest 120 inwall fitting is also rectangle, this rectangular bottom surface edge when fluid forces valve body 140 moves
Length direction slides, and by the constraint of elastic recovery device 160.In the present embodiment, in order to realize valve body 140 throttling valve casing
Effectively slided on the inwall of body 120, it is necessary to which the slip to valve body 140 carries out positioning and guiding.Therefore in the present embodiment, valve body 140
Include what is be used for the restriction 142 for controlling fluid flow and be engaged with elastic recovery device 160 successively along fluid flow direction
Slide guide portion 144, the guide groove 166 that is engaged with slide guide portion 144 is formed between the valve chest 120 that throttles, spring 162 is set
It is placed in guide groove 166 and is directed to the fitted seal of groove 166 and slide guide portion 144 in the chamber of elastic recovery device 160
Interior, slide guide portion 144 are slideably positioned in guide groove 166 and are connected with one end of spring 162, and slide guide portion 144 can
With the oriented sliding under the guide effect of guide groove 166.
It should be noted that in order that obtain the more smooth of the slip of valve body 140, slide guide portion 144 and guide groove 166
It is elongated, and corner angle are handled by arc transition, therefore, pass through the cooperation of slide guide portion 144 and guide groove 166
Use, valve body 140 can be caused more accurately to be slided in throttling valve chest 120.
Further, in order that pressure stable throttle valve 101 realizes the effect of throttling and voltage stabilizing, throttling valve chest 120 is provided with
And horizontal plane coordinate with restriction 142 and for the adjustment portion 122 of controlling stream body section flow, adjustment portion 122 is an inclined-plane, i.e.,
It is at a certain angle, so that direction of the cross-section area of the inner cavity chamber of adjustment portion 122 along flow of fluid reduces；In addition,
In order to which more preferable, the throttling of the present embodiment of the throttling pressure stabilization function performance of adjustment portion 122 is used cooperatively and caused with adjustment portion 122
The face relative with the inclined-plane of adjustment portion 122 of portion 142 is also inclined-plane, i.e., with the horizontal certain angle so that restriction 142 is vertical
Reduce in direction of the cross-sectional area along flow of fluid of fluid flow direction.Therefore, the restriction 142 and choke valve of valve body 140
The inwall of housing 120 can form the flow section 130 passed through for fluid, and the area of flow section 130 is in valve body 140 along fluid stream
Dynamic direction is gradually reduced when sliding, i.e., when valve body 140 is in the enterprising line slip of the inwall of valve chest 120 that throttles, the meeting of flow section 130
Change therewith, so the fluid flow that final control passes through flow section 130.
The operation principle for the pressure stable throttle valve component 100 that the present embodiment provides：With continued reference to Fig. 1, pressure stable throttle valve is used
During component 100, pressure stable throttle valve 101 and extraneous liquid transmission medium are connected and sealed surely by completion by connector 103
Press the installment work of choke valve 101.
When pressure stable throttle valve 101 at work, fluid enters from fluid intake 112, acts on the restriction of valve body 140
142, flow section 130 is flowed to, and finally flowed out from fluid issuing 114.Wherein, when fluid matasomatism is in the pressure of restriction 142
During increase, valve body 140 can be slided along the direction of flow of fluid, and spring 162 is compressed, slide guide portion 144 in sliding process
Cooperation with guide groove 166 is oriented to valve body 140, while the area of flow section 130 is gradually reduced, the resistance that fluid is subject to
Power increases, so that being protected by pressure of the fluid flow and valve body 140 of flow section 130 close to the position of fluid issuing 114
Hold and be basically unchanged.On the contrary, when fluid matasomatism reduces in the pressure of restriction 142, in the presence of spring 162, the meeting of valve body 140
Slided along the reverse direction of flow of fluid, the elastic potential energy of spring 162 is released, and slide guide portion 144 and is led in sliding process
Cooperation to groove 166 is oriented to valve body 140, while the area of flow section 130 gradually increases, and the resistance that fluid is subject to subtracts
It is small, so that keeping base by pressure of the fluid flow and valve body 140 of flow section 130 close to the position of fluid issuing 114
This is constant.
Second embodiment
Fig. 2 is refer to, present embodiments provides a kind of pressure stable throttle valve component 200, it is roughly the same with first embodiment,
Difference is, the elastic recovery device 260 of pressure stable throttle valve component 200 and the elastic recovery of pressure stable throttle valve component 100
Device 160 is different.
Pressure stable throttle valve 201 is during the use of reality, due to the difference of various fluid media (medium)s, it is easy to cause voltage stabilizing
Spring 262 in the corrosion failure of choke valve 201, especially elastic recovery device 260, because in pressure stable throttle valve 201 just
Often in work, spring 262 subjects the effect of tension or compression all the time, therefore, the stress corrosion problem of spring 262, is
Where the emphasis for solving the problems, such as the corrosion failure of pressure stable throttle valve 201.
The corrosion of spring 262 is caused in order to avoid fluid enters in elastic recovery device 260, while ensures valve body 240
The pressure difference of shifting, the pressure stable throttle valve component 200 that the present embodiment provides are slidably matched guide groove 266 and slide guide portion 244
Place is provided with seal 250.It should be noted that in order to avoid as far as possible the electrochemistry that occurs during itself use of spring 262/
Or chemical attack, to surface can paint the processing of depositing process when setting spring 262, and by spring 262 and fixture 264
It is arranged to be detachably connected when being attached with slide guide portion 244, after being failed so as to spring 262, it is changed.
Further, in order to reach optimal sealing effectiveness, seal 250 uses rubber weather strip.It should be noted that
In other embodiments, being not limited in rubber weather strip that the present embodiment introduced, this is a kind of, as long as can reach sealing effect
The material of fruit, for example, graphite, polytetrafluoroethylene (PTFE) etc..
3rd embodiment
Fig. 3 is refer to, present embodiments provides a kind of pressure stable throttle valve component 300, it is roughly the same with second embodiment,
Difference is, the throttling valve chest of the throttling valve chest 320 and pressure stable throttle valve component 200 of pressure stable throttle valve component 300
120 is different.
Pressure stable throttle valve 301 is during the use of reality, due to often facing various complicated fluid environments, its
In, most common situation is, fluid fluctuates flow velocity constantly caused by change, due to fluid intake 312 chamber area of passage compared with
Small, general flow velocity can be higher, is not only easy to damage on valve body 340 by the direct frontal impact of the fluid of fluid intake 312
Bad valve body 340, and the normal work of pressure stable throttle valve 301 can be influenceed.
In order to reduce fluid fluctuating change plenum chamber is additionally provided with to impact caused by valve body 340, throttling valve chest 320
324, plenum chamber 324 is located between valve body 340 and the fluid intake 312 for the valve chest 320 that throttles and communicated with adjustment portion 322.Need
It is noted that the area of passage of plenum chamber 324 is more than the flow section 330 that valve body 340 is formed with the inwall of valve chest 320 that throttles
Area, and more than the cross-sectional area of fluid intake 312, therefore when fluid enters plenum chamber 324 by fluid intake 312
Afterwards, because the chamber of plenum chamber 324 is bigger, therefore, meeting convection body plays certain cushioning effect, and the flow velocity of fluid can drop
Low, impact to valve body 340 reduces, it is achieved thereby that the protection to valve body 340, extends the service life of valve body 340.
Fourth embodiment
Fig. 4 is refer to, present embodiments provides a kind of pressure stable throttle valve component 400, it is roughly the same with 3rd embodiment,
Difference is, the throttling valve chest of the throttling valve chest 420 and pressure stable throttle valve component 300 of pressure stable throttle valve component 400
320 is different.
In order to ensure the fluid relative constancy by flow section 330, and reduce its fluctuation, throttling valve chest 420 is also
Transitional fluid room 426 is provided with, transitional fluid room 426 is located between the fluid issuing 414 of valve body 340 and the valve chest 420 that throttles
And communicated with adjustment portion 322.It should be noted that the area of passage of transitional fluid room 426 is more than valve body 340 and throttling valve chest
The area for the flow section 330 that 420 inwalls are formed, and more than the area of passage of fluid issuing 414, therefore when fluid passes through valve body
After 340 flow sections 330 formed with throttling valve chest 420 inwall, due to the effect of transitional fluid room 426, it can to flow
Body is more smoothly flowed into fluid issuing 414, therefore while guarantee fluid stable flowing, also protect valve body 340.
In summary, the utility model is by being slidably connected to the valve body of choke valve inner walls and matched using
Elastic recovery device, realize automatically adjusting for the flow section area that valve body is formed with choke valve inner walls so that fluid
During the fluid fluctuation of porch, the fluid issuing of pressure stable throttle valve still keeps the flow and pressure of relative constancy, so as to reach
The purpose of voltage stabilizing throttling；In addition, include the pressure stable throttle valve component of above-mentioned pressure stable throttle valve in actual use, due to
Fluid pressure is always maintained at the state of relative constancy, reduces because fluid fluctuates the impact and infringement to pressure stable throttle valve, because
This, extends the service life of pressure stable throttle valve component.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
1. a kind of pressure stable throttle valve, it is characterised in that be located at the throttling valve casing including throttling valve chest and valve body, the valve body
Internal portion, the valve body are slidably connected to the inwall of the throttling valve chest, the throttling valve casing along fluid flow direction
The inwall of body is additionally provided with the elastic recovery device for controlling the choke valve sliding position, the valve body and the choke valve
Inner walls form the flow section passed through for fluid, and the area of the flow section is in the valve body along fluid flow direction
It is gradually reduced during slip.
2. pressure stable throttle valve according to claim 1, it is characterised in that the elastic recovery device includes spring and is used for
The fixture of the fixed spring, the fixture are fixedly connected on the choke valve inner walls, the both ends point of the spring
The fixture and the valve body are not fixedly connected on.
3. pressure stable throttle valve according to claim 2, it is characterised in that the valve body includes successively along fluid flow direction
For the slide guide portion for controlling the restriction of fluid flow and being engaged with the elastic recovery device, the fixture and institute
State and form the guide groove that is engaged with the slide guide portion between throttling valve chest, the spring is arranged at the guide groove
Interior, the slide guide portion is slideably positioned in the guide groove and is connected with one end of the spring.
4. pressure stable throttle valve according to claim 3, it is characterised in that the guide groove and the cunning of the slide guide portion
Seal is additionally provided with dynamic cooperation.
5. pressure stable throttle valve according to claim 4, it is characterised in that the seal is rubber weather strip.
6. pressure stable throttle valve according to claim 3, it is characterised in that the throttling valve chest is provided with and the throttling
Portion coordinates and for the adjustment portion of controlling stream body section flow, and the cross-section area of the adjustment portion inner cavity chamber is along flow of fluid
Direction reduce.
7. pressure stable throttle valve according to claim 6, it is characterised in that the cross-sectional area of the restriction is along flow of fluid
Direction reduce.
8. pressure stable throttle valve according to claim 6, it is characterised in that the throttling valve chest is additionally provided with for reducing
The plenum chamber of fluid fluctuating change, the plenum chamber be located at the valve body and it is described throttling valve chest fluid intake between and with
The adjustment portion communicates.
9. pressure stable throttle valve according to claim 8, it is characterised in that the area of passage of the plenum chamber is more than the valve
The area for the flow section that body is formed with the choke valve inner walls.
10. a kind of pressure stable throttle valve component, it is characterised in that it includes the voltage stabilizing section as described in claim 1-9 any one
Flow valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621433886.XU CN206754507U (en) | 2016-12-23 | 2016-12-23 | A kind of pressure stable throttle valve and its component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621433886.XU CN206754507U (en) | 2016-12-23 | 2016-12-23 | A kind of pressure stable throttle valve and its component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206754507U true CN206754507U (en) | 2017-12-15 |
Family
ID=60607746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621433886.XU Expired - Fee Related CN206754507U (en) | 2016-12-23 | 2016-12-23 | A kind of pressure stable throttle valve and its component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206754507U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499853A (en) * | 2016-12-23 | 2017-03-15 | 盐城工学院 | A kind of pressure stable throttle valve and its component |
| CN109780239A (en) * | 2019-03-18 | 2019-05-21 | 陈金城 | Water supply and drainage assembling pipe joint with filtering function |
| CN110513521A (en) * | 2019-09-05 | 2019-11-29 | 宁波方太厨具有限公司 | Flow stabilizing valve and water heater comprising it |
-
2016
- 2016-12-23 CN CN201621433886.XU patent/CN206754507U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499853A (en) * | 2016-12-23 | 2017-03-15 | 盐城工学院 | A kind of pressure stable throttle valve and its component |
| CN109780239A (en) * | 2019-03-18 | 2019-05-21 | 陈金城 | Water supply and drainage assembling pipe joint with filtering function |
| CN109780239B (en) * | 2019-03-18 | 2020-11-03 | 绍兴嘉越纺织机械有限公司 | Water supply and drainage pipeline connecting device with filtering function |
| CN110513521A (en) * | 2019-09-05 | 2019-11-29 | 宁波方太厨具有限公司 | Flow stabilizing valve and water heater comprising it |
| CN110513521B (en) * | 2019-09-05 | 2021-02-26 | 宁波方太厨具有限公司 | Flow stabilizing valve and water heater comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 Termination date: 20191223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |