CN206830895U - A kind of magnetic coordinated type self-closing valve - Google Patents
A kind of magnetic coordinated type self-closing valve Download PDFInfo
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- CN206830895U CN206830895U CN201720724509.XU CN201720724509U CN206830895U CN 206830895 U CN206830895 U CN 206830895U CN 201720724509 U CN201720724509 U CN 201720724509U CN 206830895 U CN206830895 U CN 206830895U
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- Prior art keywords
- magnet
- type self
- closing valve
- coordinated type
- control assembly
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Abstract
The utility model provides a kind of magnetic coordinated type self-closing valve, including valve body, valve body air inlet is provided with seal assembly, limition orientation seat, epithelium and the pull bar through epithelium are provided with valve body, the first magnet is provided with seal assembly, is provided with control assembly below pull bar, control assembly passes through limition orientation seat, control assembly top is provided with the second magnet, and bottom is provided with threeth magnet attracting with the first magnet and the 4th magnet to repel each other with the first magnet；The magnetic coordinated type self-closing valve can automatically cut off source of the gas in superpressure.
Description
Technical field
A kind of valve of gas pipeline field is the utility model is related to, specifically a kind of magnetic coordinated type self-closing valve.
Background technology
Combustion gas turn into people life in indispensable dependence, can people to safe handling combustion gas understand it is not comprehensive, even
There is no the consciousness of safety precaution to the use of combustion gas, so as to cause unnecessary loss and accident.Natural gas companies at present
To ensure to supply, supply gas pressure is generally heightened, the characteristics of gas self-closing valve closed automatically when pressure exceedes setting pressure.City
Because environment is different pipe gas high voltage supply phenomenon easily occurs for city's Gas Regulator, and then must be first during repairing
Source of the gas is initially switched off, if user without timely or forgetting to close the valve of burner, valve ahead of gas stove, will draw when supplying again
The artificial gas leakage explosion accident of cause, and entail dangers to surrounding people and social safety.
The content of the invention
For the problems of above-mentioned prior art, the purpose of this utility model is to provide one kind can be automatic in superpressure
Cut off the magnetic coordinated type self-closing valve of source of the gas.
To reach above-mentioned purpose, technical scheme is used by the utility model：
A kind of magnetic coordinated type self-closing valve, including valve body, valve body air inlet is provided with seal assembly, set in valve body
Limited location guide holder, epithelium and the pull bar through epithelium, are provided with the first magnet on the seal assembly, below the pull bar
It is provided with control assembly, the control assembly passes through limition orientation seat, and the control assembly top is provided with the second magnet, and under
Portion is provided with threeth magnet attracting with the first magnet and the 4th magnet to repel each other with the first magnet.
Preferably, when the control assembly is moved downwardly to the limit, the 3rd magnet and the first magnet are in adsorption range
Interior, when the control assembly moves upward to the limit, the 4th magnet and the first magnet are in the range of repulsion.
Preferably, also including stopping means, the stopping means is arranged in the air inlet of valve body.
Preferably, the stopping means is gag lever post, the gag lever post is radially or laterally arranged on valve body air inlet
Midline position simultaneously offsets with two madial walls of valve body air inlet.
Preferably, first magnet is relative with the 3rd magnet heteropole, absorption affinity is produced.
Preferably, first magnet is relative with the 4th magnet homopolarity, repulsive force is produced.
Preferably, the control assembly is provided with the first accommodating chamber and the from top to bottom through one end of limition orientation seat
Two accommodating chambers, the 3rd magnet are arranged in the first accommodating chamber, and the 4th magnet is arranged in the second accommodating chamber, and described the
One accommodating chamber and the second accommodating chamber are blocked by plastics or elastomeric material.
Preferably, being provided with mounting groove in the valve body, the limition orientation seat is fixed by screws in mounting groove.
Preferably, the limition orientation seat is iron plate.
The beneficial effects of the utility model are：
First, the utility model is set and the first magnet due to setting the first magnet on sealed valve stem in control assembly
The 3rd attracting magnet and the 4th magnet to repel each other with the first magnet, therefore principle that is attracting, repelling each other can be utilized, make sealing group
Part moves to the left or to the right, so as to seal air inlet or open air inlet, can effectively solve existing self-closing valve pipeline
Pressure is higher than using pressure and not closing problem during non-super-pressure, and source of the gas can be automatically cut off in superpressure, improves security, and this
Utility model is simple in construction, flexible working mode, reliable and stable.
2nd, the utility model in air inlet due to setting stopping means, therefore can make the first magnetic in seal assembly
Iron is all the time with the 3rd magnet or the 4th magnet in the range of being attracted or repelled.
3rd, limition orientation seat is fixed in valve body by the utility model due to setting mounting groove in valve body using screw,
Therefore it is easy for installation.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Structural representation when Fig. 1 is a kind of magnetic coordinated type self-closing valve normal work in embodiment of the present utility model.
When Fig. 2 is that a kind of magnetic coordinated type self-closing valve plays overpressure protection to pipeline in embodiment of the present utility model
Structural representation.
When Fig. 3 is that a kind of magnetic coordinated type self-closing valve plays o-volt protection to pipeline in embodiment of the present utility model
Structural representation.
Reference：
Valve body 1；Air inlet 11；Valve port 111；Gag lever post 112；Gas outlet 12；
Seal assembly 2；Sealed valve stem 21；First magnet 211；Sealing valve plate 22；
Epithelium 3；
Pull bar 4；
Limition orientation seat 5；
Control assembly 6；Second magnet 61；First accommodating chamber 62；3rd magnet 621；Second accommodating chamber 63；4th magnet
631。
Embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, elaborated below with specific embodiment
The more ins and outs of the utility model.Only this state, the utility model occur in the text or will appear from it is upper and lower, left,
The orientation word such as the right side, front, back, inside, outside, only on the basis of accompanying drawing of the present utility model, it is not to tool of the present utility model
Body limits.
Embodiment 1
As shown in figure 1, the magnetic coordinated type self-closing valve of the present embodiment, including valve body 1, seal assembly 2, epithelium 3, pull bar 4,
Limition orientation seat 5 and control assembly 6, wherein,
Valve body 1 has air inlet 11 and gas outlet 12, and the rear of air inlet 11 is provided with valve port 111, is provided with air inlet 11
Gag lever post 112, gag lever post 112 be radially or laterally arranged on the midline position of air inlet 11 and with two madial wall phases of air inlet 11
Support.
Seal assembly 2 is arranged in air inlet 11, is sealed, including sealed valve stem 21 and sealing valve plate 22, sealing
Valve rod 21 passes through valve port 111, can be moved in the axis direction of valve port 111, sealing valve plate 22 is arranged on sealed valve stem 21 towards entering
One end of gas port 11, for sealing valve port 111 when pipeline is in abnormal condition, source of the gas is cut off, reduce potential safety hazard, it is close
The other end of envelope valve rod 21 is provided with the first magnet 211.
Epithelium 3 is fixed on the inwall of valve body 1, and valve body 1 is sealed.
Pull bar 4 is manufactured using ferrous material, can be moved up and down, and the top of valve body 1 is stretched out in upper end, can be fixed with carry button thereon,
Lower end passes through epithelium 3.
Limition orientation seat 5 is fixed in valve body 1, and in the lower section of pull bar 5, in the present embodiment, limition orientation seat 5 is centre
The iron plate of groove is provided with, mounting groove is provided with valve body 1, iron plate is fixed by screws in mounting groove.
Control assembly 6 passes through iron plate, and the upper end of control assembly 6 is provided with the second magnet 61, and the second magnet 61 can pass through spiral shell
Silk is fixed in control assembly 6, and control assembly 6 is provided with the 3rd magnet 621 and the 4th magnetic from top to bottom through one end of iron plate
Iron 631, the 3rd magnet 621 is relative with the heteropole of the first magnet 211, produces absorption affinity, the 4th magnet 631 and the first magnet 211 are same
It is extremely relative, repulsive force is produced, when control assembly 6 is moved downwardly to the limit, i.e., the second magnet 61 is adsorbed when on iron plate, and the 3rd
The magnet 211 of magnet 621 and first is in adsorption range, and now, the 3rd magnet 621 and the first magnet 211 are attracting, sealed valve stem
21 close valve port 111 to left movement, sealing valve plate 22, when control assembly 6 moves upward to the limit, i.e. the second magnet 61 from
Open iron plate, when adsorbing below pull bar 4, the 4th magnet 631 and the first magnet 211 are in repel in the range of, the 4th magnet 631 with
First magnet 211 repels each other, and sealed valve stem 21 moves right, and sealing valve plate 22 opens valve port 111, in normal state of ventilation.
First magnet 211, the second magnet 61, the 3rd magnet 621 and the 4th magnet 631 use strong magnetic or permanent magnet.
Due to being provided with gag lever post 112 in air inlet 11, therefore the first magnet 211 in seal assembly 2 can be made all the time
It is in the 3rd magnet 621 or the 4th magnet 631 in the range of being attracted or repelled.
Here, it should be noted that：3rd magnet 621 can be selected adhesive portion or iron block with irony etc. and replace, only
Can be attracting with the first magnet 211.
Furthermore, it is understood that the first accommodating chamber 62 and the second accommodating chamber 63, the 3rd magnet 621 can be set in control assembly 6
It is fixed in the first accommodating chamber 62, and is blocked with plastics or elastomeric material, the 4th magnet 631 is fixed on the second accommodating chamber 63
It is interior, and blocked with plastics or elastomeric material.
The magnetic coordinated type self-closing valve of this implementation, can in decompression or superpressure self-closing valve mouth 111, cut off source of the gas, work
It is as follows to make principle：
1. normal operating conditions：As shown in figure 1, when in running order, pipeline air pressure is normal, and the second magnet 61 adsorbs
On pull bar 4, pull bar 4 and the phase suction of the second magnet 61 are more than the second magnet 61 and iron plate phase suction, pull bar 4 by control assembly 6 to
Upper pull-up, the 4th magnet 631 and the first magnet 211 is set to be in the range of repelling, and due to the 4th magnet 631 and the first magnet
The principle of 211 homopolar-repulsions, sealed valve stem 21 is moved right, open valve port 111, so as to reach the mesh for maintaining normally to supply
's.
2. overpressure protection：As shown in Fig. 2 when pipeline pressure exceeds normally-pressured neighbor, the pressure born due to epithelium 3
More than the suction between the magnet 61 of pull bar 4 and second, pull bar 4 is set to be separated with the second magnet 61, control assembly 6 is in the second magnet 61
Moved downward under suction between iron plate, the 3rd magnet 621 and the first magnet 211 is in adsorption range, and by
It is attracting in the 3rd magnet 621 and the first magnet 211, sealed valve stem 21 is closed valve port 111 using sealing valve plate 22 to left movement
Close, reach the purpose of cut-out source of the gas.
3. under-voltage protection：As shown in figure 3, when pipeline decompression, the pressure that is not subjected to pressure by epithelium 3 or is born
When power is less than suction between the second magnet 61 and iron plate, now suction of the control assembly 6 between the second magnet 61 and iron plate
In the presence of move downward, the 3rd magnet 621 and the first magnet 211 is in adsorption range, and due to the He of the 3rd magnet 621
First magnet 211 is attracting, sealed valve stem 21 is closed valve port 111 to left movement using sealing valve plate 22, is reached cut-out source of the gas
Purpose.
4. reset：In the state of safety is confirmed, manual operation pull bar 4, control assembly 6 is pulled upwardly using pull bar 4,
The 4th magnet 631 and the first magnet 211 is set to be in the range of repelling, and due to the 4th magnet 631 and the homopolarity of the first magnet 211
The principle repelled each other, sealed valve stem 21 is moved right, open valve port 111, so that the magnetic coordinated type self-closing valve enters again
Enter working condition.
Furthermore, it is understood that the magnetic coordinated type self-closing valve of this implementation can set overtemperature protection device in the front of air inlet 11,
The overtemperature protection device of prior art can be selected in the overtemperature protection device, or is combined with the self-closing valve with overheat protection function
Use, so not only cause self-closing valve in addition to overpressure protection function and o-volt protection function, also with overtemperature prote
Function, overtemperature protection device and the self-closing valve with overheat protection function do not elaborate herein.
Embodiment 2
As shown in figure 1, the magnetic coordinated type self-closing valve of the present embodiment, is with the difference of embodiment 1, in this implementation
In example, limition orientation seat 5 is formed using non-ferrous material or non-magnetically attractive material manufacture, for example, limition orientation seat 5 is with groove
Plastic sheet.
Control assembly 6 passes through plastic sheet, and the upper end of control assembly 6 is provided with the second magnet 61, and the second magnet 61 can pass through
Screw is fixed in control assembly 6, and control assembly 6 is provided with the 3rd magnet 621 and the from top to bottom through one end of plastic sheet
Four magnet 631, the 3rd magnet 621 is relative with the heteropole of the first magnet 211, produces absorption affinity, the 4th magnet 631 and the first magnet
211 homopolarities are relative, produce repulsive force, when control assembly 6 is moved downwardly to the limit, i.e., the second magnet 61 contacts with plastic sheet
When, the 3rd magnet 621 and the first magnet 211 are in adsorption range, and now, the 3rd magnet 621 and the first magnet 211 are attracting,
Sealed valve stem 21 closes valve port 111 to left movement, sealing valve plate 22, when control assembly 6 moves upward to the limit, i.e., second
Magnet 621 leaves plastic sheet, and when adsorbing below pull bar 4, the 4th magnet 631 and the first magnet 211 are in the range of repulsion, the
Four magnet 631 repel each other with the first magnet 211, and sealed valve stem 21 moves right, and sealing valve plate 22 opens valve port 111, in just
Normal open gaseity.
The magnetic coordinated type self-closing valve of this implementation, can in superpressure self-closing valve mouth 111, cut off source of the gas, operation principle
It is as follows：
1. normal operating conditions：As shown in figure 1, when in running order, pipeline air pressure is normal, and the second magnet 61 adsorbs
On pull bar 4, control assembly 6 is pulled upwardly by pull bar 4, the 4th magnet 631 and the first magnet 211 is in the range of repelling,
And due to the principle of the 4th magnet 631 and the homopolar-repulsion of the first magnet 211, sealed valve stem 21 is moved right, beats valve port 111
Open, so as to reach the purpose for maintaining normally to supply.
2. overpressure protection：As shown in Fig. 2 when pipeline pressure exceeds normally-pressured neighbor, the pressure born due to epithelium 3
More than the suction between the magnet 61 of pull bar 4 and second, pull bar 4 is set to be separated with the second magnet 61, control assembly 6 is made in self gravitation
Moved downward under, the 3rd magnet 621 and the first magnet 211 is in adsorption range, and due to the 3rd magnet 621 and first
Magnet 211 is attracting, sealed valve stem 21 is closed valve port 111 to left movement using sealing valve plate 22, is reached the mesh of cut-out source of the gas
's.
3. reset：In the state of safety is confirmed, manual operation pull bar 4, control assembly 6 is pulled upwardly using pull bar 4,
The 4th magnet 631 and the first magnet 211 is set to be in the range of repelling, and due to the 4th magnet 631 and the homopolarity of the first magnet 211
The principle repelled each other, sealed valve stem 21 is moved right, open valve port 111, so that the magnetic coordinated type self-closing valve enters again
Enter working condition.
Although the utility model is to be described with reference to specific embodiments, this description is not meant to the utility model
It is construed as limiting.With reference to description of the present utility model, other changes of the disclosed embodiments, all it is for those skilled in the art
It is anticipated that, such change should belong in appended claims limited range.
Claims (9)
1. a kind of magnetic coordinated type self-closing valve, including valve body, valve body air inlet is provided with seal assembly, is provided with valve body
Limition orientation seat, epithelium and the pull bar through epithelium, the pull bar lower section are provided with control assembly, it is characterised in that described
The first magnet is provided with seal assembly, the control assembly passes through limition orientation seat, and the control assembly top is provided with
Two magnet, and bottom is provided with threeth magnet attracting with the first magnet and the 4th magnet to repel each other with the first magnet.
2. magnetic coordinated type self-closing valve according to claim 1, it is characterised in that the control assembly is moved downwardly to pole
In limited time, the 3rd magnet and the first magnet are in adsorption range, when the control assembly moves upward to the limit, the 4th magnet with
First magnet is in the range of repulsion.
3. magnetic coordinated type self-closing valve according to claim 1, it is characterised in that described spacing also including stopping means
Device is arranged in the air inlet of valve body.
4. magnetic coordinated type self-closing valve according to claim 3, it is characterised in that the stopping means is gag lever post, institute
Gag lever post is stated radially or laterally to be arranged on the midline position of valve body air inlet and offset with two madial walls of valve body air inlet.
5. magnetic coordinated type self-closing valve according to claim 1, it is characterised in that first magnet and the 3rd magnet are different
It is extremely relative, produce absorption affinity.
6. magnetic coordinated type self-closing valve according to claim 1, it is characterised in that first magnet and the 4th magnet are same
It is extremely relative, produce repulsive force.
7. magnetic coordinated type self-closing valve according to claim 1, it is characterised in that the control assembly passes through limition orientation
One end of seat is provided with the first accommodating chamber and the second accommodating chamber from top to bottom, and the 3rd magnet is arranged in the first accommodating chamber,
4th magnet is arranged in the second accommodating chamber, and first accommodating chamber and the second accommodating chamber pass through plastics or elastomeric material
Block.
8. magnetic coordinated type self-closing valve according to claim 1, it is characterised in that mounting groove is provided with the valve body,
The limition orientation seat is fixed by screws in mounting groove.
9. magnetic coordinated type self-closing valve according to claim 1, it is characterised in that the limition orientation seat is iron plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720724509.XU CN206830895U (en) | 2017-06-20 | 2017-06-20 | A kind of magnetic coordinated type self-closing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720724509.XU CN206830895U (en) | 2017-06-20 | 2017-06-20 | A kind of magnetic coordinated type self-closing valve |
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| Publication Number | Publication Date |
|---|---|
| CN206830895U true CN206830895U (en) | 2018-01-02 |
Family
ID=60777274
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720724509.XU Active CN206830895U (en) | 2017-06-20 | 2017-06-20 | A kind of magnetic coordinated type self-closing valve |
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| CN (1) | CN206830895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101027A (en) * | 2017-06-20 | 2017-08-29 | 广州凯亨阀门有限公司 | A kind of magnetic coordinated type self-closing valve |
-
2017
- 2017-06-20 CN CN201720724509.XU patent/CN206830895U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101027A (en) * | 2017-06-20 | 2017-08-29 | 广州凯亨阀门有限公司 | A kind of magnetic coordinated type self-closing valve |
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