CN2457413Y - Pressure differential magnetic control valve - Google Patents
Pressure differential magnetic control valve Download PDFInfo
- Publication number
- CN2457413Y CN2457413Y CN 00265613 CN00265613U CN2457413Y CN 2457413 Y CN2457413 Y CN 2457413Y CN 00265613 CN00265613 CN 00265613 CN 00265613 U CN00265613 U CN 00265613U CN 2457413 Y CN2457413 Y CN 2457413Y
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- China
- Prior art keywords
- valve
- magnetic control
- control valve
- plumbing fixtures
- controlling plumbing
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- Expired - Fee Related
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- Magnetically Actuated Valves (AREA)
Abstract
The utility model relates to a differential pressure magnetic control valve, which comprises a casing and a valve body, wherein, a water inlet pipe and a water outlet pipe are arranged on the casing. A magnetic control valve, an elastic telescopic valve diaphragm and a control pipeline are arranged on the valve body, wherein, the communication and the cutoff of flowing water in the control pipeline is controlled by a valve head of the magnetic control valve, and the elastic telescopic valve diaphragm is arranged between the water inlet pipe and the water outlet pipe. A cavity formed by the fixed connection of the elastic telescopic valve diaphragm and the valve body is communicated with the water inlet pipe, and the control pipeline is communicated with the water inlet pipe and the water outlet pipe. The utility model skillfully uses the pressure of tap water in the pipeline to realize the control to the valve, and is a differential pressure magnetic control valve having the advantages of low pressure loss, wide ranges of flow control, strong anti-magnetic interference capacity and high reliability of the opening and the closing of the valve.
Description
The utility model relates to a kind of magnetic control valve, is used for the opening and closing of controlling plumbing fixtures inner fluid, is particularly suitable for the magnetic control valve as water meter, is particularly suitable for the magnetic control valve as intelligent water meter.
In intelligent water meter, its key technology is how to make valve switch freely, promptly must accomplish under electronic unit control: 1, the reliability of break-make wants high, and it is wide to adapt to the tap water pressure amplitude of variation; 2, consumed energy is little; 3, to grow working life.And the valve that is used for intelligent water meter at present mainly contains three kinds: motor speed reducer valve, magnetic control valve and magnetic control pilot valve, there is following technical deficiency separately in these three kinds of valves: (1) motor speed reducer valve: though good seal performance, but because multi-stage speed-reducing rubs, power consumption strengthens, and also having the magnetic transmission, poor anti jamming capability, volume are big.(2) magnetic control valve: ability is knocked in the anti-external world, and crushing is big, though power consumption is little, volume is little, one time the driving current requirement is big.(3) magnetic control pilot valve: though this type of valve crushing is little, low in energy consumption, the Flow-rate adjustment difficulty, big flow is difficult to reach national measurement standard requirement.
The purpose of this utility model is intended to overcome above-mentioned the deficiencies in the prior art, proposes the differential magnetic control valve that a kind of crushing is little, big, the diamagnetic interference performance of flow control scope strong, valve break-make reliability is high.
Realize the technological scheme of above-mentioned purpose: a kind of differential magnetic control valve, comprise housing and valve body, intake pipe and outlet pipe are arranged on the housing, the magnetic control valve is set on the valve body, it is characterized in that: be provided with elastic telescopic valve film and controlling plumbing fixtures, elastic telescopic valve film places between intake pipe and the outlet pipe, and elastic telescopic valve film communicates with intake pipe with the cavity that valve body is fixedly connected to form, and the controlling plumbing fixtures of being controlled the flowing water break-make by the valve head of magnetic control valve communicates with intake pipe and outlet pipe.
Controlling plumbing fixtures is divided into preceding controlling plumbing fixtures that communicates with intake pipe and the back controlling plumbing fixtures that communicates with outlet pipe, be provided with the valve head telescopic cavity of magnetic control valve between magnetic control valve and the valve body, forward and backward controlling plumbing fixtures communicates with the valve head telescopic cavity of magnetic control valve respectively, the valve head of magnetic control valve is over against the inlet of back controlling plumbing fixtures, and the cavity that forms between elastic telescopic valve film and the valve body communicates with intake pipe through preceding controlling plumbing fixtures.
The magnetic control valve also can replace with the motor speed reducer valve.
The differential magnetic control valve that adopts technique scheme to make, its tangible technological progress is: 1, utilize tap water pressure in the pipeline dexterously, regulate the pressure of elastic telescopic valve film inner chamber water storage by the contact of magnetic control valve, realize the break-make of valve indirectly, thereby power consumption is little, crushing is little, flow adjustment range is big.2, because the magnetic control valve is worked with bistable transient pulse current driving apparatus, its diamagnetic interference performance is strong, break-make reliability height.Therefore, thus the utility model all having an enormous advantage compared with prior art aspect energy-conservation, reliability, the compact structure.
Below in conjunction with accompanying drawing, its structure is described in detail in detail by embodiment:
Fig. 1 is a kind of mechanical structure schematic representation of the present utility model.
Fig. 2 is the plan view of magnetic control valve among Fig. 1.
Fig. 3 is the relay control circuit figure of magnetic control valve among Fig. 1.
Embodiment: in conjunction with Fig. 1～3, a kind of differential magnetic control valve, comprise housing 18 and valve body 14, intake pipe 17 and outlet pipe 9 are arranged on the housing 18, magnetic control valve 10 and elastic telescopic valve film 7 are set on the valve body 14, elastic telescopic valve film 7 places between intake pipe 17 and the outlet pipe 9, connect with screw rod between housing 18 and the valve body 14, elastic telescopic valve film 7 is pressed together on the junction of housing 18 and valve body 14, elastic telescopic valve film 7 communicates with preceding controlling plumbing fixtures 11 with the cavity 20 that valve body 14 is fixedly connected to form, on housing 18 and the valve body 14 controlling plumbing fixtures is set, controlling plumbing fixtures is divided into preceding controlling plumbing fixtures (11,16) and the back controlling plumbing fixtures (5,6,8), preceding controlling plumbing fixtures 16 communicates with intake pipe 17, back controlling plumbing fixtures 8 communicates with outlet pipe 9, before, back controlling plumbing fixtures (11,5) communicate with the valve head telescopic cavity 19 of magnetic control valve 10 respectively, the valve head of magnetic control valve 10 is used to control the break-make of flowing water over against the inlet of back controlling plumbing fixtures 5.O RunddichtringO (12,15) is set between magnetic control valve 10 and valve body, is equipped with plain cushion 13 between the valve head telescopic cavity 19 of magnetic control valve 10 and the valve body 14.
Magnetic control valve 10 comprises magnet 1, spring 2, magnetic control valve coil 3 and magnetic control valve contact 4, (100～300ms) realize the keying of magnetic control valve 10: J2 is failure to actuate in relay J to utilize double relay J (Fig. 3) control mode to give magnetic control valve coil 3 (Fig. 3) input transient pulse ripple forward or reverse through wiring terminal 21, the J1 adhesive, will be to 3 one direct impulse A of magnetic control valve coil, magnetic control valve coil 3 electromagnetic induction produce a magnetic field, just and the N utmost point of the permanent magnet on it 1 (Fig. 1), S utmost point polarity is identical, attract each other, drive on magnetic control valve contact 4 (Fig. 1) and move, after impulsive current disappears, the magnetic field that magnetic control valve coil 3 produces is along with disappearance, at this moment, utilize the magnetic pull of permanent magnet 1 to hold magnetic control valve contact 4, realize opening of magnetic control valve; J2 adhesive in relay J (Fig. 3), J1 is failure to actuate, add a reverse impulse B for magnetic control valve coil 3 (Fig. 3), magnetic control valve coil 3 electromagnetic induction produce a magnetic field, and are opposite with the N utmost point, the S utmost point polarity of permanent magnet 1 on it just, repel mutually, drive magnetic control valve contact 4 and move down, after impulsive current disappeared, the magnetic field that the magnetic control valve coil produces was along with disappearance, at this moment utilize the restoring force of spring 2 to repel magnetic control valve contact 4, realize closing of magnetic control valve.
The working procedure of differential magnetic control valve: after magnetic control valve coil 3 obtains a direct impulse A, move and hold on the contact 4, this moment, water through preceding controlling plumbing fixtures 16,11, entered outlet pipe 9 outflows that back controlling plumbing fixtures 5,6,8 flows into housing 18 from the intake pipe 17 of housing 18; At this moment, because elastic telescopic valve film 7 external and internal pressures are equal substantially, promptly elastic telescopic valve film 7 does not substantially vertically stress, and only is subjected to the impulse force of intake pipe saliva in the side, and elastic telescopic valve film 7 is opened, thereby realizes water flowing.After magnetic control valve coil 3 obtains a reverse impulse B, contact 4 moves down, and block valve water outlet 5, the water of controlling plumbing fixtures 16,11 enters elastic telescopic valve film 7 Seal cages before flowing into from intake pipe 17 this moment under the effect of differential water pressures, causes elastic telescopic valve film 7 external and internal pressures unequal, and elastic telescopic valve film 7 chamber pressures are greater than exocoel, thereby elastic telescopic valve film 7 is moved down, close water outlet 9, realize cutting off the water supply.
In the present embodiment, be provided with the valve head telescopic cavity 19 of magnetic control valve 10 between the forward and backward controlling plumbing fixtures, also can change the valve head structure of magnetic control valve as required, cancel the valve head telescopic cavity, valve head is directly stretched into the break-make of controlling plumbing fixtures inner control flowing water.
Also available other valve of magnetic control valve replaces, as: replace with the motor speed reducer valve.As long as the valve head of motor speed reducer valve can be realized the break-make to flowing water in the controlling plumbing fixtures.
Claims (3)
1, a kind of differential magnetic control valve, comprise housing and valve body, intake pipe and outlet pipe are arranged on the housing, the magnetic control valve is set on the valve body, it is characterized in that: be provided with elastic telescopic valve film and controlling plumbing fixtures, elastic telescopic valve film places between intake pipe and the outlet pipe, and elastic telescopic valve film communicates with intake pipe with the cavity that valve body is fixedly connected to form, and the controlling plumbing fixtures of being controlled its flowing water break-make by the valve head of magnetic control valve communicates with intake pipe and outlet pipe.
2, according to the described differential magnetic control valve of claim 1, it is characterized in that: controlling plumbing fixtures is divided into preceding controlling plumbing fixtures that communicates with intake pipe and the back controlling plumbing fixtures that communicates with outlet pipe, be provided with the valve head telescopic cavity of magnetic control valve between magnetic control valve and the valve body, forward and backward controlling plumbing fixtures communicates with the valve head telescopic cavity of magnetic control valve respectively, the valve head of magnetic control valve is over against the inlet of back controlling plumbing fixtures, and the cavity that forms between elastic telescopic valve film and the valve body communicates with intake pipe through preceding controlling plumbing fixtures.
3, according to claim 1 or 2 described differential magnetic control valves, it is characterized in that: the magnetic control valve replaces with the motor speed reducer valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00265613 CN2457413Y (en) | 2000-12-27 | 2000-12-27 | Pressure differential magnetic control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00265613 CN2457413Y (en) | 2000-12-27 | 2000-12-27 | Pressure differential magnetic control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2457413Y true CN2457413Y (en) | 2001-10-31 |
Family
ID=33619953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00265613 Expired - Fee Related CN2457413Y (en) | 2000-12-27 | 2000-12-27 | Pressure differential magnetic control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2457413Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907191B (en) * | 2009-06-03 | 2012-06-20 | 王宏林 | Hydraulic pressure regulating valve for irrigating farm fields |
-
2000
- 2000-12-27 CN CN 00265613 patent/CN2457413Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907191B (en) * | 2009-06-03 | 2012-06-20 | 王宏林 | Hydraulic pressure regulating valve for irrigating farm fields |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN CITY DONGXIAO TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: DONGXIAODA INDUSTRY CO., LTD., SHENZHEN CITY Effective date: 20040507 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20040507 Address after: 518052, Qian Lifang, two, four floor, liming Industrial Zone, Zhongshan Road, Shenzhen, Guangdong, Nanshan District Patentee after: Shenzhen dongxiaoda Technology Co., Ltd. Address before: 518052 Guangdong city of Shenzhen province Nanshan District Yuquanlu Road Yizhe building 1201, room 1202 Patentee before: Dongxiaoda Industry Co., Ltd., Shenzhen City |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |