CN208651770U - A kind of pulse control type electromagnetic self-locking valve - Google Patents
A kind of pulse control type electromagnetic self-locking valve Download PDFInfo
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- CN208651770U CN208651770U CN201821365149.XU CN201821365149U CN208651770U CN 208651770 U CN208651770 U CN 208651770U CN 201821365149 U CN201821365149 U CN 201821365149U CN 208651770 U CN208651770 U CN 208651770U
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- pulse control
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Abstract
The utility model relates to one kind, the utility model relates to latching valve fields, specifically a kind of pulse control type electromagnetic self-locking valve, the utility model in dynamic iron core by being arranged elastic component, make latching valve when being closed, it is mobile by spring force, and when in off position, guarantee the more stable holding of dynamic iron core in off position, by being opened, it closes coil and is passed through pulse electrical signal, to the moment motive force in direction needed for dynamic iron core, break original balance to realize, enter new equilibrium state, and then latching valve is set to realize holding given state without lasting energization, air inlet ozzle and outlet ozzle are separately positioned on to the both ends of valve body simultaneously, it ensure that smooth outflow of the air-flow in latching valve, with compact-sized, practical feature.
Description
Technical field
The utility model relates to latching valve field, specifically a kind of pulse control type electromagnetic self-locking valve.
Background technique
Latching valve is generally used to be mounted on gas pipeline, is mainly used for separating or gas medium is connected, currently, latching valve
Research and development tend to self-sustaining structure and reduce the aspect of power consumption, solenoid valve needs to consider reversely to hold since mating parts are more
When pressing the closing of insufficient or less than normal and valve caused by spool the problem of impact force size, therefore specific product need to be comprehensively considered
The factors such as operating pressure, latus rectum are designed.For example, in the prior art, the patent text that Authorization Notice No. is CN207648159U
It offers, discloses a kind of self-sustaining electromagnetic valve, realized by switch coil makes solenoid valve keep it turning on closing without lasting energization
State, the solenoid valve in off position when, remain off it by magnetic force of the permanent magnets to spool both ends, actually make
In, permanent magnets are it is possible that the case where can not stablizing holding, it is therefore desirable to research and develop a kind of electricity that closed state is more stable
Magnet valve.
Utility model content
The utility model provides a kind of pulse control type electromagnetic self-locking valve that closed state is more stable.
The pulse control type electromagnetic self-locking valve of the utility model adopt the following technical scheme that a kind of pulse control type electromagnetism from
Locking-valve, including valve body, core assembly, valve body are equipped with the circle that bursts at the seams, close coil, permanent magnet, and one end of the valve body is equipped with air inlet
Ozzle, the other end of the valve body are equipped with outlet ozzle, the cavity for installing core assembly, the valve are equipped in the valve body
Core assembly includes being used to block in dynamic iron core one end with cavity inner wall gap setting and along the dynamic iron core of cavity guiding movement, setting
The sealing block of air inlet ozzle and the dynamic iron core other end is set and extends to the elastic component in outlet ozzle inlet end.
Further, the elastic component is spring.
Further, the junction of the air inlet ozzle and valve body is equipped with gasket and O-ring for sealing.
Further, the permanent magnet is the cyclic structure being spliced by several permanent magnetic iron blocks.
Further, one end of the air inlet ozzle is the air inlet section for entering air inlet ozzle for ambient atmos, it is described into
One end of gas section is equipped with gas transmission section, and one end of the gas transmission section is equipped with the air outlet section contacted with sealing block, the air outlet section it is interior
Diameter size is less than gas transmission section.
Further, the both ends of the air inlet section be respectively equipped with filtering enter air inlet ozzle gas the first filter screen,
For filtering the second filter screen for entering the gas of gas transmission section by air inlet section.
Further, second filter screen is fixed on filtering pipeline section and gas transmission by the pipe sleeve being arranged in filtering pipeline section
The intersection of section.
The beneficial effects of the utility model are:
The utility model makes latching valve when being closed, by spring force by the way that elastic component is arranged in dynamic iron core
It is mobile, and in off position when, guarantee the more stable holding of dynamic iron core in off position, by being passed through arteries and veins to open and close coil
Electric signal is rushed, to the moment motive force in direction needed for dynamic iron core, breaks original balance to realize, enters new equilibrium state,
And then latching valve is set to realize holding given state without lasting energization, while air inlet ozzle and outlet ozzle being separately positioned on
The both ends of valve body ensure that smooth outflow of the air-flow in latching valve, have the characteristics that compact-sized, practical.
Further, permanent magnet is the cyclic structure being spliced by several permanent magnetic iron blocks in the utility model, is avoided
There is demagnetization phenomenon in the annular permanent-magnet iron construction of integral type, and latching valve is made to fail in use.
Further, air inlet ozzle is equipped with the lesser air outlet section of size in the utility model, can make in air inlet ozzle
Air-flow it is more stable flow to core assembly, improve the stability in use of latching valve provided by the utility model.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the specific embodiment of the pulse control type electromagnetic self-locking valve of the utility model；
Fig. 2 is the distribution schematic diagram of the permanent magnetic iron block of the utility model；
Appended drawing reference:
1: air inlet ozzle；2: valve body；3: closing coil；4: permanent magnet；5: burst at the seams circle；6: outlet ozzle；7: spring；8: dynamic iron
Core；9:O type circle；10: gasket；11: air inlet section；12: gas transmission section；13: air outlet section；14: the first filter screens；15: the second filterings
Net；16: permanent magnetic iron block.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The embodiment of the pulse control type electromagnetic self-locking valve of the utility model, as shown in Figure 1, 2, a kind of pulse control type electricity
Magnetic latching valve, including valve body 2, core assembly, valve body 2 are equipped with the circle 5 that bursts at the seams, close coil 3, permanent magnet 4, and the setting of permanent magnet 4 exists
Burst at the seams circle 5, close the centre of coil 3, one end of valve body 2 is equipped with air inlet ozzle 1, and the other end of valve body 2 is equipped with outlet ozzle 6, valve
The cavity for installing core assembly is equipped in body 2, core assembly includes and the dynamic iron core 8 of cavity inner wall gap setting, setting
It is used to block the sealing block of air inlet ozzle 1 in dynamic iron core one end and is arranged and match in 8 other end of dynamic iron core and 6 interference of outlet ozzle
The elastic component of conjunction, the elastic component in the present embodiment are spring 7, and gasket 10 is embedded in one end of dynamic iron core 8 in the present embodiment
In sealing block mounting groove and concordant with the end face of dynamic iron core 8, the other end of dynamic iron core 8 is equipped with 7 mounting groove of spring, and spring 7
Mounting groove and sealing block mounting groove are on same axis for keeping dynamic iron core 8 not shift in moving process, into
It is realized by the way that fabrication hole is arranged in dynamic iron core 8 for keeping axis consistent when row processing, is pacified to 7 mounting groove of spring and sealing block
Fabrication hole is sealed by tankage after processing is completed, using sealant, and the other end of spring 7 is extended on outlet ozzle 6
Gas upstream end, the stepped hole for installing spring 7 is equipped in outlet ozzle 6, and be interference fitted with its inner wall, the present embodiment
In latching valve be size it is smaller, suitable for the environment of 0.2MPa, dynamic iron core 8 one end setting spring 7 can make it is self-locking
Valve is being closed, and dynamic iron core 8 is avoided Caton phenomenon occur, realizes effective closing of latching valve.
Further, in this embodiment the end face that dynamic iron core 8 is equipped with one end of spring 7 is equipped with air channel, avoid, moves iron
Core 8 is equipped with one end of spring 7 and outlet ozzle 6 is bonded and caused by Airflow obstruction phenomenon, air channel has structure simple, easily
In processing the characteristics of.
Further, in this embodiment permanent magnet 4 is the cyclic structure being spliced by several permanent magnetic iron blocks 16, this reality
The quantity for applying permanent magnetic iron block 16 in example is 8, and the annular permanent-magnet iron construction of integral type is avoided demagnetization phenomenon occur, and makes latching valve
Fail in use
Further, in this embodiment one end of air inlet ozzle 1 is the air inlet section for entering air inlet ozzle 1 for ambient atmos
11, one end of air inlet section 11 is equipped with gas transmission section 12, and one end of the gas transmission section 12 is equipped with the air outlet section 13 contacted with sealing block, out
The internal diameter of gas section 13 is less than gas transmission section 12, and it is more equal to the impact force of sealing block that setting air outlet section 13 can be improved gas
It is even, be conducive to latching valve and keep lock state.
Further, in this embodiment the both ends of air inlet section 11 are respectively equipped with that filtering enters the gas of air inlet ozzle 1
One filter screen 14, for filtering the second filter screen 15 for entering the gas of gas transmission section 12 by air inlet section 11, double medium filtration can
Impurity effectively in filtering gas, prevents dust from entering the latching valve in the present embodiment, and be conducive to raising latching valve uses the longevity
Life.
Further, in this embodiment the second filter screen 15, which passes through the pipe sleeve being arranged in filtering pipeline section, is fixed on screen pipe
The intersection of section and gas transmission section 12, fixing the second filter screen 15 using pipe sleeve has the characteristics that structure is simple, replacement is convenient, and manages
For set with filtering pipeline section interference fit or by the way of being threadedly coupled, the internal diameter of pipe sleeve is less than the internal diameter of gas transmission section 12.
Further, in this embodiment the junction of air inlet ozzle 1 and valve body 2 is equipped with gasket 10 and O for sealing
Type circle 9 enhances the leakproofness of latching valve in the present embodiment.
The working principle of the pulse control type electromagnetic self-locking valve of the utility model: no matter latching valve is in the open state goes back
It is closed state, permanent magnet 4 has magneticaction to the both ends of dynamic iron core 8 always, when the circle 5 that bursts at the seams of latching valve receives pulse telecommunications
After number, moment motive force identical with airflow direction is generated, dynamic iron core 8 is moved along gas flow direction, overcomes 7 elastic force of spring
Latching valve is opened, and is kept open in the case where permanent magnet 4 is to the active force at 8 both ends of dynamic iron core；When the pass coil 3 of latching valve
The moment motive force opposite with airflow direction is generated after receiving pulse electrical signal, and makes dynamic iron core 8 under the promotion of the elastic force of spring 7
It is moved along opposite direction is flowed with gas, and then closes latching valve, and in permanent magnet 4 to the active force at 8 both ends of dynamic iron core
Under remain off, the utility model is by being passed through pulse electrical signal to open and close coil 3, to pushing away for direction needed for dynamic iron core 8
Power breaks original balance to realize, enters new equilibrium state, and then so that latching valve is realized holding without lasting energization
Given state, while air inlet ozzle 1 and outlet ozzle 6 being separately positioned on to the both ends of valve body 2, it ensure that air-flow in latching valve
Smooth outflow, have the characteristics that compact-sized, practical.
It should be noted that the elastic component in the utility model can also be flexible rubber sleeve.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (7)
1. a kind of pulse control type electromagnetic self-locking valve, including valve body, core assembly, valve body is equipped with the circle that bursts at the seams, closes coil, permanent magnetism
Iron, one end of the valve body are equipped with air inlet ozzle, and the other end of the valve body is equipped with outlet ozzle, is equipped with and is used in the valve body
The cavity of core assembly is installed, it is characterised in that: the core assembly includes being oriented to cavity inner wall gap setting and along cavity
Mobile dynamic iron core, be arranged in dynamic iron core one end for block air inlet ozzle sealing block and setting the dynamic iron core other end simultaneously
Extend to the elastic component in outlet ozzle inlet end.
2. pulse control type electromagnetic self-locking valve according to claim 1, it is characterised in that: the elastic component is spring.
3. pulse control type electromagnetic self-locking valve according to claim 1, it is characterised in that: the air inlet ozzle and valve body
Junction is equipped with gasket and O-ring for sealing.
4. pulse control type electromagnetic self-locking valve according to claim 1, it is characterised in that: the permanent magnet is by several
The cyclic structure that permanent magnetic iron block is spliced.
5. pulse control type electromagnetic self-locking valve according to claim 1, it is characterised in that: one end of the air inlet ozzle is
Enter the air inlet section of air inlet ozzle for ambient atmos, one end of the air inlet section is equipped with gas transmission section, one end of the gas transmission section
Equipped with the air outlet section contacted with sealing block, the internal diameter of the air outlet section is less than gas transmission section.
6. pulse control type electromagnetic self-locking valve according to claim 5, it is characterised in that: distinguish at the both ends of the air inlet section
Equipped with filtering enter the gas of air inlet ozzle the first filter screen, for filtering the gas for entering gas transmission section by air inlet section
Two filter screens.
7. pulse control type electromagnetic self-locking valve according to claim 6, it is characterised in that: second filter screen is by setting
Set the intersection that the pipe sleeve in filtering pipeline section is fixed on filtering pipeline section and gas transmission section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821365149.XU CN208651770U (en) | 2018-08-23 | 2018-08-23 | A kind of pulse control type electromagnetic self-locking valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821365149.XU CN208651770U (en) | 2018-08-23 | 2018-08-23 | A kind of pulse control type electromagnetic self-locking valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651770U true CN208651770U (en) | 2019-03-26 |
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ID=65791278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821365149.XU Active CN208651770U (en) | 2018-08-23 | 2018-08-23 | A kind of pulse control type electromagnetic self-locking valve |
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| CN (1) | CN208651770U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864645A (en) * | 2021-08-25 | 2021-12-31 | 上海空间推进研究所 | Blowing system for rail-controlled engine ground test |
| CN114458814A (en) * | 2022-02-14 | 2022-05-10 | 北京星辰空间科技有限公司 | Self-locking valve |
-
2018
- 2018-08-23 CN CN201821365149.XU patent/CN208651770U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864645A (en) * | 2021-08-25 | 2021-12-31 | 上海空间推进研究所 | Blowing system for rail-controlled engine ground test |
| CN113864645B (en) * | 2021-08-25 | 2023-10-13 | 上海空间推进研究所 | Blowing system for ground test of rail control engine |
| CN114458814A (en) * | 2022-02-14 | 2022-05-10 | 北京星辰空间科技有限公司 | Self-locking valve |
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