CN106523769A - Solenoid valve diaphragm and low-water-head hydrodynamic solenoid valve - Google Patents
Solenoid valve diaphragm and low-water-head hydrodynamic solenoid valve Download PDFInfo
- Publication number
- CN106523769A CN106523769A CN201611140253.4A CN201611140253A CN106523769A CN 106523769 A CN106523769 A CN 106523769A CN 201611140253 A CN201611140253 A CN 201611140253A CN 106523769 A CN106523769 A CN 106523769A
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- Prior art keywords
- valve
- ring body
- adapter
- ring
- valve body
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/048—Electromagnetically actuated valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid-Driven Valves (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention relates to the technical field of hydrodynamic control valves, in particular to a low-water-head hydrodynamic solenoid valve. The low-water-head hydrodynamic solenoid valve comprises an upper cover, a solenoid valve diaphragm, a valve body, a compression spring and a three-way valve, wherein the upper cover comprises an upper cover body and an upper cover mounting ring body; the upper cover body takes the shape of an inverted bowl; and the upper cover mounting ring body is integrally fixed at the outer edge of the upper cover body. A solenoid valve diaphragm has flexibility, can easily jack up and open a fluid channel in the valve body under the conditions of small flowrate and low pressure, and sealing and reinforcing rubs have a better function of sealing the fluid channel in the valve body. The structure is reasonable and compact, the use is convenient, the working pressure ranges from 0.3 MPa to 1.0 MPa, the demand for low-pressure and small-flowrate automatic irrigation of vast areas is well satisfied, actual use tests show that the effect is remarkable and great development is brought for vast agricultural automatic irrigation, besides, mounting and dismounting are convenient and quick, the maintenance can be conveniently implemented and the sealing reliability is high.
Description
Technical field
The present invention relates to hydraulic control valve technical field, is a kind of electromagnetism valve diaphragm and low water head hydrodynamic(al) electromagnetic valve.
Background technology
Agricultural irrigation is the basic of agricultural, especially northwest drought, water-deficient area, irrigation become High-efficient Agricultural Water Use,
Crops stable yields, the important engineering measure of volume increase.The irrigation automation carried out on this basis, is transformation irrigation method, improves
Water-saving irrigation level, the important channel for realizing irrigation modernization.And at present in this system, the field control valve of employing,
Hydrodynamic(al) electromagnetic valve including state-of-the-art Israel etc., operating pressure is generally had in more than 1.5MPa, ability normal work, and
It is difficult to meet this requirement in actual production in a wide range of farm irrigation system so that existing field control valve can not meet
The present situation of the little pressure of China's agricultural irrigation low discharge.
The content of the invention
The invention provides a kind of electromagnetism valve diaphragm and low water head hydrodynamic(al) electromagnetic valve, overcome above-mentioned prior art no
Foot, its existing field control valve of energy effectively solving can not meet the problem of the little pressure present situation of China's agricultural irrigation low discharge.
One of technical scheme is realized by following measures：A kind of electromagnetism valve diaphragm, including barrier film sheet
Body and barrier film install ring body, and septum body can raise up when being in stress or to the bowl-shape of lower recess, in the outer of septum body
Barrier film is integrally fixed with edge ring body is installed, be provided with the downside of septum body close with septum body diameter line overlap
Envelope reinforcement.
The further optimization and/or improvements to one of foregoing invention technical scheme are presented herein below：
The section of above-mentioned sealing reinforcement is in polygon or circle.
The two of technical scheme are realized by following measures：A kind of low water head of use electromagnetism valve diaphragm
Hydrodynamic(al) electromagnetic valve, including upper lid, electromagnetism valve diaphragm, valve body, compression spring and three-way valve；Upper lid includes lid body and upper lid peace
Dress ring body, upper lid body are bowl-shape in back-off, be integrally fixed with lid and install ring body in the outer rim of upper lid body；Valve body includes
Valve body, water inlet adapter and water outlet pipe, valve body have the tubulose of the installing port matched with septum body in upper end, and correspondence is installed
The arc boss that reinforcement can be brought into close contact, correspondence arc are provided with and are sealed in mouth the valve body vertical with valve body axis
Valve body left end on the left of shape boss is fixedly mounted and is communicated with into water and takes over, and the valve body right-hand member on the right side of correspondence arc boss is solid
Dingan County fills and is communicated with water outlet pipe, is integrally fixed with valve body and installs ring body on the valve body upper surface of correspondence installing port；Electromagnetism
Valve diaphragm is arranged on the valve body of correspondence installing port, is provided with lid above electromagnetism valve diaphragm, upper lid installation ring body, every
Film installs ring body and valve body is installed ring body and aligns successively and be fixedly installed togather, and forms epicoele between electromagnetism valve diaphragm and upper lid
Body, is provided with compression spring between septum body and upper lid body, is additionally provided with installing hole on upper lid body, installing hole with
Upper cavity is connected, and the first adapter of three-way valve is fixedly installed togather with installing hole and is connected, on the right side of correspondence arc boss
Inside and outside filter installation hole is provided with valve body, filtration adapter is installed with filter installation hole, is located at
Filter in valve body and in adapter, be installed with drainage screen, the second adapter of three-way valve is logical with the filtration adapter being located at outside valve body
Cross and be connected communicating pipe, be provided with connecting the adapter of three-way valve first on three-way valve and three-way valve second is taken over and can
The adapter of connection three-way valve first and the electromagnetic valve of the adapter of three-way valve the 3rd.
To foregoing invention technical scheme two further optimization and/or improvements are presented herein below：
The above-mentioned central point in septum body upper surface is integrally fixed with positioning round table, is set with and compression bullet on positioning round table
The locating ring of spring lower end matching, the lower end of compression spring is enclosed within locating ring.
It is above-mentioned it is upper lid install ring body lower surface on be uniformly distributed with along the circumference at least two upper locating slot, valve body install
Be uniformly distributed with least two lower locating slot on the upper surface of ring body along the circumference, barrier film install be provided with the upper surface of ring body with it is upper
The upper locating convex block that locating slot matches, barrier film are installed and the lower convex matched with lower locating slot are provided with the lower surface of ring body
Block, upper locating convex block are located in upper locating slot, and lower locating convex block is located in lower locating slot.
Above-mentioned upper lid is installed ring body, barrier film installation ring body and valve body installation ring body and aligns successively and be bolted installation
Together.
The electromagnetism valve diaphragm of the present invention has flexibility, and in low discharge, little pressure, light jack-up opens valve inner
Fluid passage, and with very strong elasticity and plasticity, momentary recovery original state, seal reinforcement energy in electromagnetism valve diaphragm stress
Enough raise up or depression carries out effect during sealed valve body with better seal valve inner fluid passage downwards, and by face
Sealing becomes linear sealing, is further ensured that sealing effectiveness；Present configuration is reasonable and compact, easy to use, the work of the present invention
Pressure limit is 0.3MPa to 1.0MPa, meets the little pressure of wide geographic area, the needs of low discharge automatic irrigation, Jing well
Actually used inspection is crossed, effect is significant is that the development for bringing leap is irrigated in vast agricultural automation, and easy installation and removal is fast
Victory, maintains convenient to carry out, sealing reliability height.
Description of the drawings
Assembling structure schematic diagram of the accompanying drawing 1 for preferred embodiment.
Upward view of the accompanying drawing 2 for septation of the present invention.
Accompanying drawing 3 is the A-A sectional views in accompanying drawing 2.
Broken section structural representation of the accompanying drawing 4 for closed mode of the present invention.
Broken section structural representation of the accompanying drawing 5 for opening of the present invention.
Coding in accompanying drawing is respectively：1 is upper lid body, and 2 install ring body for upper lid, and 3 is septum body, and 4 pacify for barrier film
Dress ring body, 5 is valve body, and 6 are water inlet adapter, and 7 is water outlet pipe, and 8 is installing port, and 9 is arc boss, and 10 is valve body mounting ring
Body, 11 is upper cavity, and 12 is compression spring, and 13 is electromagnetic valve, and 14 is installing hole, and 15 is three-way valve, and 16 is filter installation hole,
17 to filter adapter, and 18 is communicating pipe, and 19 are sealing reinforcement, and 20 is positioning round table, and 21 is locating ring, and 22 is bolt, and 23 are
Lower locating slot, 24 is upper locating convex block, and 25 is lower locating convex block.
Specific embodiment
The present invention is not limited by following embodiments, can technology according to the present invention scheme and practical situation determining specifically
Embodiment.
In the present invention, for the ease of description, the description of the relative position relation of each part is according to Figure of description 1
Butut mode being described, such as：The position relationship of upper and lower, left and right etc. is come according to the Butut direction of Figure of description
It is determined that.
With reference to embodiment and accompanying drawing, the invention will be further described：
Embodiment 1, as shown in accompanying drawing 2 and accompanying drawing 3, the electromagnetism valve diaphragm includes that septum body 3 and barrier film install ring body 4, barrier film
Body 3 can raise up or to the bowl-shape of lower recess when being in stress, and barrier film peace is integrally fixed with the outer rim of septum body 3
Dress ring body 4, is provided with the sealing reinforcement 19 with 3 diameter line overlap of septum body on the downside of septum body 3.The electromagnetism
Valve diaphragm can be raised up or to the bowl-shape of lower recess, with flexibility, easily be pushed up in low discharge, little pressure when being in stress
The fluid passage for opening valve inner is acted, and with very strong elasticity and plasticity, momentary recovery original state；Sealing reinforcement 19 exists
Can raise up during electromagnetism valve diaphragm stress or depression carries out having better seal valve inner stream during sealed valve body downwards
The effect of body passage, and face seal is become into linear sealing, it is further ensured that sealing effectiveness.
Embodiment 2, used as the optimization of embodiment 1, as needed, the section for sealing reinforcement 19 is in polygon or circle.
The shape of sealing reinforcement 19 can select suitable shape according to processing and the needs implemented.
Embodiment 3, as shown in Figure 1, the low water head using the electromagnetism valve diaphragm as described in embodiment 1 or embodiment 2
Hydrodynamic(al) electromagnetic valve includes lid, electromagnetism valve diaphragm, valve body, compression spring 12 and three-way valve 15；Upper lid includes lid body 1 and upper
Lid installs ring body 2, and upper lid body 1 is bowl-shape in back-off, is integrally fixed with lid and installs ring body 2 in the outer rim of upper lid body 1；
Valve body includes valve body 5, water inlet adapter 6 and water outlet pipe 7, and valve body 5 has the installing port 8 matched with septum body 3 in upper end
Tubulose, being provided with correspondence installing port 8 valve body vertical with 5 axis of valve body 5 can be tight with sealing reinforcement 19
The arc boss 9 of laminating, 5 left end of valve body on the left of correspondence arc boss 9 are fixedly mounted and are communicated with into water adapter 6, correspondence
5 right-hand member of valve body on the right side of arc boss 9 fixedly mounts and is communicated with water outlet pipe 7,5 upper end of valve body of correspondence installing port 8
Valve body is integrally fixed with face ring body 10 is installed；Electromagnetism valve diaphragm is arranged on the valve body 5 of correspondence installing port 8, in electromagnetic valve
Lid is provided with above barrier film, upper lid installs ring body 2, barrier film installation ring body 4 and valve body is installed ring body 10 and alignd successively and solid
Dingan County is fitted together, and forms upper cavity 11, install between septum body 3 and upper lid body 1 between electromagnetism valve diaphragm and upper lid
There is compression spring 12, installing hole 14 is additionally provided with upper lid body 1, installing hole 14 is connected with upper cavity 11, three-way valve 15
The first adapter be fixedly installed togather and connect with installing hole 14, be correspondingly provided with the valve body 5 on the right side of arc boss 9 and pass through
Lead to inside and outside filter installation hole 16, filtration adapter 17 is installed with filter installation hole 16, positioned at mistake in valve body 5
Drainage screen is installed with filter adapter 17, the second adapter and the filtration adapter 17 outside valve body 5 of three-way valve 15 pass through
Communicating pipe 18 is connected, be provided with three-way valve 15 connect three-way valve 15 first adapter and three-way valve 15 second take over
And the electromagnetic valve 13 of the adapter of three-way valve 15 first and the adapter of three-way valve 15 the 3rd can be connected.
In a closed condition, as shown in Figure 4, electromagnetic valve 13 controls threeway for the inner passage of the valve body 5 of the present invention
First adapter of valve 15 is connected with the second adapter of three-way valve 15, is now full of water in upper cavity 11, in 12 He of compression spring
In the presence of water, septum body 3 seals arc boss 9, and then realizes sealing 5 inner passage of valve body of the present invention to lower recess
Effect, now, full of water in the left side of septum body 3, the left side of arc boss 9 and water inlet adapter 6；When need open this
During the inner passage of bright valve body 5, as shown in Figure 5, the first adapter of the control of electromagnetic valve 13 three-way valve 15 and three-way valve 15
The 3rd adapter be connected, now upper cavity 11 is connected with outside atmosphere, intake adapter 6 in head pressure be slightly larger than compress
The elastic force of spring 12, in the presence of water inlet 6 head pressure of adapter, raise up septum body 3 deformation, the water in upper cavity 11
Discharged by the first adapter of three-way valve 15, the 3rd adapter, the inner passage connection of valve body 5, intake adapter 6 and water outlet pipe
7 are connected, and realize field irrigation；When the inner passage of the valve body 5 for needing to close the present invention, as shown in Figure 4, electromagnetic valve
First adapter of 13 control three-way valve 15 is connected with the second adapter of three-way valve 15, and the water intake in adapter 6 is connect by filtering
Pipe 17, communicating pipe 18, the second adapter of three-way valve 15, the first adapter of three-way valve 15 enter upper cavity 11 and form impulsive force,
Now under the collective effect of the elastic force of the impulsive force and compression spring 12 of the water inlet of upper cavity 11 so that septum body 3 is to recessed
Fall into, seal arc boss 9, and then realize sealing the effect of 5 inner passage of valve body of the present invention, now, a left side for septum body 3
Water is full of in side, the left side of arc boss 9 and water inlet adapter 6.The drainage screen filtered in adapter 17 inside valve body 5 being capable of mistake
Impurity in drainage, it is to avoid the impurity in water enters the working effect that three-way valve 15 is affected in three-way valve 15.
The working pressure range of the present invention is 0.3MPa to 1.0MPa, meets the little pressure of wide geographic area, rill well
The needs of amount automatic irrigation, through actually used inspection, effect is significant, are that vast agricultural automation irrigation brings sending out for leap
Exhibition.
Embodiment 4, used as the optimization of embodiment 3, as shown in Figure 2, the central point one in 3 upper surface of septum body is solid
Surely there is positioning round table 20, the locating ring 21 matched with 12 lower end of compression spring, compression spring 12 are set with positioning round table 20
Lower end be enclosed within locating ring 21.The cooperation of positioning round table 20 and locating ring 21, ensure that the installation of compression spring 12 is stable
Property, and the stability of the compression spring 12 during septum body deforms about 3 can be further ensured that.
Embodiment 5, as the optimization of embodiment 3 and embodiment 4, as needed, installs on the lower surface of ring body 2 in upper lid
Be uniformly distributed with least two upper locating slot along the circumference, at least two are uniformly distributed with along the circumference on the upper surface that valve body installs ring body 10
Lower locating slot 23, barrier film install ring body 4 upper surface on be provided with upper locating slot match upper locating convex block 24, barrier film peace
The lower locating convex block 25 matched with lower locating slot 23 is provided with the lower surface of dress ring body 4, upper locating convex block 24 is located at upper positioning
In groove, lower locating convex block 25 is located in lower locating slot 23.Upper locating convex block 24, upper locating slot, lower locating convex block 25, lower locating slot
23 positioning that cooperates can be fast and convenient install lid, barrier film and valve body, and lid, barrier film can be further ensured that
Mounting stability and valve body between.
Embodiment 6, as the optimization of embodiment 3, embodiment 4 and embodiment 5, as needed, upper lid install ring body 2, every
Film installs ring body 4 and valve body is installed ring body 10 and aligns successively and be fixedly installed togather by bolt 22.Fixed by bolt 22
Install lid and ring body 2, barrier film installation ring body 4 and valve body installation ring body 10 are installed, it is convenient to install and dismantle, when certain of the invention
Parts are broken down or are damaged when needing repairing or changing, demounting bolt 22, can very easily realize the inspection of the present invention
Repair and maintenance.
The working pressure range of the present invention is 0.3MPa to 1.0MPa, meets the little pressure of wide geographic area, rill well
The needs of amount automatic irrigation, through actually used inspection, effect is significant, are that vast agricultural automation irrigation brings sending out for leap
Exhibition.
Above technical characteristic constitutes highly preferred embodiment of the present invention, and which has stronger adaptability and optimal enforcement effect
Really, non-essential technical characteristic can be increased and decreased according to actual needs, meets the demand of different situations.
Claims (7)
1. a kind of electromagnetism valve diaphragm, it is characterised in that install ring body, energy when septum body is in stress including septum body and barrier film
Enough raise up or to the bowl-shape of lower recess, barrier film is integrally fixed with the outer rim of septum body ring body is installed, in barrier film sheet
The sealing reinforcement with septum body diameter line overlap is provided with the downside of body.
2. electromagnetism valve diaphragm according to claim 1, it is characterised in that the section of sealing reinforcement is in polygon or circle.
3. the low water head hydrodynamic(al) electromagnetic valve of electromagnetism valve diaphragm of a kind of use according to claim 1 or claim 2, which is special
Levy is to include lid, electromagnetism valve diaphragm, valve body, compression spring and three-way valve；Upper lid includes lid body and upper lid mounting ring
Body, upper lid body are bowl-shape in back-off, be integrally fixed with lid and install ring body in the outer rim of upper lid body；Valve body includes valve sheet
Body, water inlet adapter and water outlet pipe, valve body have the tubulose of the installing port matched with septum body in upper end, and correspondence installing port is simultaneously
The arc boss that can be brought into close contact with sealing reinforcement is provided with the valve body vertical with valve body axis, correspondence arc is convex
Valve body left end on the left of platform is fixedly mounted and is communicated with into water and takes over, and the valve body right-hand member on the right side of correspondence arc boss fixes peace
Water outlet pipe is filled and be communicated with, and valve body is integrally fixed with the valve body upper surface of correspondence installing port and ring body is installed；Electromagnetic valve every
Film is arranged on the valve body of correspondence installing port, and lid is provided with above electromagnetism valve diaphragm, and upper lid installs ring body, barrier film peace
Dress ring body and valve body are installed ring body and align successively and be fixedly installed togather, and form upper cavity between electromagnetism valve diaphragm and upper lid,
Compression spring is installed between septum body and upper lid body, installing hole is additionally provided with upper lid body, installing hole with it is upper
Cavity is connected, and the first adapter of three-way valve is fixedly installed togather with installing hole and is connected, the valve on the right side of correspondence arc boss
Inside and outside filter installation hole is provided with body, filtration adapter is installed with filter installation hole, positioned at valve
This filters in vivo and drainage screen is installed with adapter, and the second adapter of three-way valve is passed through with the filtration adapter outside valve body
Communicating pipe is connected, and is provided with connecting the adapter of three-way valve first and three-way valve second is taken over and can be connected on three-way valve
The electromagnetic valve that logical three-way valve first is taken over and three-way valve the 3rd is taken over.
4. low water head hydrodynamic(al) electromagnetic valve according to claim 3, it is characterised in that in the central point of septum body upper surface
Positioning round table is integrally fixed with, the locating ring matched with compression spring lower end is set with positioning round table, under compression spring
End is enclosed within locating ring.
5. the low water head hydrodynamic(al) electromagnetic valve according to claim 3 or 4, it is characterised in that install the lower surface of ring body in upper lid
On be uniformly distributed with along the circumference at least two upper locating slot, valve body install ring body upper surface on be uniformly distributed with least two along the circumference
Lower locating slot, barrier film install ring body upper surface on be provided with upper locating slot match upper locating convex block, barrier film mounting ring
The lower locating convex block matched with lower locating slot is provided with the lower surface of body, upper locating convex block is located in upper locating slot, lower positioning
Projection is located in lower locating slot.
6. the low water head hydrodynamic(al) electromagnetic valve according to claim 3 or 4, it is characterised in that upper lid is installed ring body, barrier film and installed
Ring body and valve body are installed ring body and align successively and be mounted by means of bolts on together.
7. low water head hydrodynamic(al) electromagnetic valve according to claim 5, it is characterised in that upper lid is installed ring body, barrier film and installs ring body
Ring body is installed with valve body to align successively and be mounted by means of bolts on together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611140253.4A CN106523769B (en) | 2016-12-12 | 2016-12-12 | Electromagnetism valve diaphragm and low water head hydrodynamic(al) solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611140253.4A CN106523769B (en) | 2016-12-12 | 2016-12-12 | Electromagnetism valve diaphragm and low water head hydrodynamic(al) solenoid valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106523769A true CN106523769A (en) | 2017-03-22 |
| CN106523769B CN106523769B (en) | 2019-07-23 |
Family
ID=58343145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611140253.4A Active CN106523769B (en) | 2016-12-12 | 2016-12-12 | Electromagnetism valve diaphragm and low water head hydrodynamic(al) solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106523769B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2066540U (en) * | 1990-04-14 | 1990-11-28 | 王文化 | Diaphragm sheet |
| US20060118751A1 (en) * | 2002-07-09 | 2006-06-08 | Tecnidro | Diaphargm valve and open close element for said valve |
| CN203189785U (en) * | 2013-04-16 | 2013-09-11 | 温州华丰阀门机械有限公司 | Crush-resistant diaphragm valve |
| CN104487743A (en) * | 2012-05-30 | 2015-04-01 | 株式会社富士金 | Diaphragm and diaphragm valve |
| CN206329792U (en) * | 2016-12-12 | 2017-07-14 | 彭坤海 | Electromagnetism valve diaphragm and low water head hydrodynamic(al) magnetic valve |
-
2016
- 2016-12-12 CN CN201611140253.4A patent/CN106523769B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2066540U (en) * | 1990-04-14 | 1990-11-28 | 王文化 | Diaphragm sheet |
| US20060118751A1 (en) * | 2002-07-09 | 2006-06-08 | Tecnidro | Diaphargm valve and open close element for said valve |
| CN104487743A (en) * | 2012-05-30 | 2015-04-01 | 株式会社富士金 | Diaphragm and diaphragm valve |
| CN203189785U (en) * | 2013-04-16 | 2013-09-11 | 温州华丰阀门机械有限公司 | Crush-resistant diaphragm valve |
| CN206329792U (en) * | 2016-12-12 | 2017-07-14 | 彭坤海 | Electromagnetism valve diaphragm and low water head hydrodynamic(al) magnetic valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106523769B (en) | 2019-07-23 |
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Effective date of registration: 20190115 Address after: Room 4-2-902, Fukang District, 68 Health Road, Bole City, Bortala Mongolian Autonomous Prefecture, Xinjiang Uygur Autonomous Region, 833400 Applicant after: Peng Kunhai Applicant after: Huang Shengyou Address before: Room 4-2-902, Fukang District, 68 Health Road, Bole City, Bortala Mongolian Autonomous Prefecture, Xinjiang Uygur Autonomous Region, 833400 Applicant before: Peng Kunhai |
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