CN207334245U - Bottle valve and the gas cylinder using the bottle valve - Google Patents
Bottle valve and the gas cylinder using the bottle valve Download PDFInfo
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- CN207334245U CN207334245U CN201721073915.0U CN201721073915U CN207334245U CN 207334245 U CN207334245 U CN 207334245U CN 201721073915 U CN201721073915 U CN 201721073915U CN 207334245 U CN207334245 U CN 207334245U
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- spool
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Abstract
It the utility model is related to a kind of bottle valve and the gas cylinder using the bottle valve,Bottle valve includes valve body and the spool being arranged in valve body,Valve body has exhaust passage,Valve body also has the pressure control room connected with exhaust passage,Spool includes positioned at the indoor piston portion of pressure control and can stretch in exhaust passage to control the end socket part of the break-make of exhaust passage,Piston portion is provided with close to the side of exhaust passage to drive the pressure-bearing surface that spool is moved to pressure control room,The air bleed for pressure control room to be turned on gas cylinder mouth is offered on spool,The pressure release passage with plugging structure is provided with valve body,Pressure control room can be in communication with the outside by the gas outlet that pressure release passage is formed after being turned on by the plugging structure,The gas outlet size of pressure release passage is more than the size of air bleed,Coordinated by piston portion and pressure control room,Gas big flow is exported using differential structure,Realize pilot-operated type exhaust,The function of big flow output.
Description
Technical field
It the utility model is related to a kind of bottle valve and the gas cylinder using the bottle valve.
Background technology
In actual production and living, the bottle valve for gas conveying is widely used in welding, cuts, chemical industry, doctor
The civil fields such as medicine, health, electronics industry, are especially related to relatively extensively in terms of the inflation and exhaust of gas cylinder, and existing gas cylinder
Valve includes valve body, has circulation passage in valve body, and the spool of reciprocating movement is set in circulation passage, passes through the reciprocal of spool
It is mobile to realize the break-make of circulation passage, and then realize the exhaust of gas cylinder, generally by setting bullet between spool and valve body
Spring, and spool one end set shut-off valve, need exhaust when, open shut-off valve, gases at high pressure can pushing tow spool overcome bullet
The effect of spring is displaced outwardly, so as to fulfill the conducting of circulation passage, but in actual exhaust process, since spring is to spool
Active force is increasing, and the gas pressure in gas cylinder is gradually reduced, and the active force that the unlatching of spool overcomes gradually increases, and meets
The demand that moment opens, big flow exports.
Utility model content
The purpose of this utility model is to provide a kind of bottle valve with pilot-operated type exhaust, big flow output;
The purpose of this utility model, which also resides in, provides a kind of gas cylinder with the bottle valve.
To achieve the above object, the 1st kind of technical solution of the utility model bottle valve is:
Bottle valve, including valve body and the spool being arranged in valve body, the valve body has to be connected by gas cylinder mouth with exhaust outlet
And the exhaust passage formed, the valve body also have the pressure control room connected with exhaust passage, the spool includes being located at pressure control room
Interior piston portion and it can stretch to control the end socket part of the break-make of exhaust passage in exhaust passage, piston portion is close to row
The side of gas passage is provided with for bearing the pressure of gas bottle mouth position to drive the pressure-bearing surface that spool is moved to pressure control room, the valve
The permeation passage for pressure control room to be turned on gas cylinder mouth is offered on core, letting out with plugging structure is provided with the valve body
Pressure control room can be in communication with the outside, lets out by pressure passageway, the gas outlet that the pressure release passage is formed after being turned on by the plugging structure
The gas outlet size of pressure passageway is more than the size of permeation passage.
2nd kind of technical solution of the utility model bottle valve be:In the 1st kind of technical solution of the utility model bottle valve
On the basis of, the valve body is the how logical structure at least having three openings, and the exhaust outlet is located at the front side of spool, the pressure control
Room is located at the rear side of spool, and the gas cylinder mouth is located at the radial direction of spool, and the permeation passage includes being arranged on spool
The radial section radially connected with gas cylinder mouth and what is connected with radial section connect along the extension of valve core axis directions and with pressure control room
The setting of logical axial direction part, radial section and axial direction part is convenient to process, and permeation passage is arranged on valve core inside, will not to spool with
Contact surface between valve body interferes.
3rd kind of technical solution of the utility model bottle valve be:In the 2nd kind of technical solution of the utility model bottle valve
On the basis of, it is provided with the spool for being oriented to the ring-shaped step being slidably matched with the body wall where pressure control room, it is described
The outside diameter of ring-shaped step is consistent with the size of corresponding pressure control room, and the trailing flank of the ring-shaped step forms the pressure-bearing surface, ring
The setting of shape step can ensure that gases at high pressure promote spool to be moved to pressure control room, without to exhaust outlet direction top pressure.
4th kind of technical solution of the utility model bottle valve be:In the 3rd kind of technical solution of the utility model bottle valve
On the basis of, it is provided with sealing ring between the ring-shaped step and corresponding valve body.It ensure that the leakproofness between spool and valve body.
5th kind of technical solution of the utility model bottle valve be:In the 2nd kind of technical solution of the utility model bottle valve
On the basis of, the valve core reset bullet for being moved after exhaust with movable valve plug into exhaust passage is additionally provided with the pressure control room
Spring.Its end socket part can be stretched to always in exhaust passage pushing tow spool when bleeding is not required.
6th kind of technical solution of the utility model bottle valve be:In the 5th kind of technical solution of the utility model bottle valve
On the basis of, the limited step for coordinating with block before and after the pressure-bearing surface on spool is additionally provided with the body cavity.Prevent
Spool is excessively mobile to exhaust outlet and departs from pressure control room.
7th kind of technical solution of the utility model bottle valve be:In the 1st ~ 6 of the utility model bottle valve any one
On the basis of technical solution, the bottle valve further includes the operating mechanism for plugging structure to be turned on.Plugging structure can be led to
Operating mechanism conducting is crossed, it is easy to operation.
8th kind of technical solution of the utility model bottle valve be:In the 7th kind of technical solution of the utility model bottle valve
On the basis of, the operating mechanism is motor-operating mechanism, it includes being used to hit plugging structure so that plugging structure conducting is hit
Pin and the electric initiator of driving striker action.The mode of shock can be than relatively rapid conducting plugging structure, and principle is simple, and
Exhaust is very fast.
9th kind of technical solution of the utility model bottle valve be:In the 2nd kind of technical solution of the utility model bottle valve
On the basis of, the inflating port for being connected with gas cylinder mouth is additionally provided with the valve body, it is unidirectional that inflation is provided with the inflating port
Valve.Inflation is integrated on a valve body with exhaust, structure is compacter.
10th kind of technical solution of the utility model bottle valve be:In the 2nd kind of technical solution of the utility model bottle valve
On the basis of, the safety valve for monitoring air pressure in valve body is additionally provided with the valve body.Air pressure for ensureing valve body is in
In safety value.
1st kind of technical solution of the utility model gas cylinder be:
Gas cylinder, including bottle and the bottle valve that is arranged on bottle, bottle valve include valve body and the valve being arranged in valve body
Core, the valve body have the exhaust passage for being connected and being formed with exhaust outlet by gas cylinder mouth, and the valve body also has and exhaust passage
The pressure control room of connection, the spool include positioned at the indoor piston portion of pressure control and can stretch in exhaust passage to control exhaust
The end socket part of the break-make of passage, piston portion close to the side of exhaust passage be provided with for bear the pressure of gas bottle mouth position with
The pressure-bearing surface that is moved to pressure control room of driving spool, offers for pressure control room to be led to the permeation that gas cylinder mouth turns on the spool
Road, the pressure release passage with plugging structure is provided with the valve body, and the pressure release passage will can be controlled after plugging structure conducting
Pressure chamber is in communication with the outside, and the gas outlet size of the pressure release passage is more than the size of permeation passage.
2nd kind of technical solution of the utility model gas cylinder be:On the basis of the 1st kind of technical solution of the utility model gas cylinder
On, the valve body is the how logical structure at least having three openings, and the exhaust outlet is located at the front side of spool, the pressure control room position
In the rear side of spool, the gas cylinder mouth is located at the radial direction of spool, the permeation passage include being arranged on spool along footpath
The radial section connected to direction with gas cylinder mouth and being connected along the extension of valve core axis directions and with pressure control room of being connected with radial section
Axial direction part.The setting of radial section and axial direction part is convenient to process, and permeation passage is arranged on valve core inside, will not be to spool and valve body
Between contact surface interfere.
3rd kind of technical solution of the utility model gas cylinder be:On the basis of the 2nd kind of technical solution of the utility model gas cylinder
On, it is provided with the spool for being oriented to the ring-shaped step being slidably matched, the annular with the body wall where pressure control room
The outside diameter of step is consistent with the size of corresponding pressure control room, and the trailing flank of the ring-shaped step forms the pressure-bearing surface.Annular table
The setting of rank can ensure that gases at high pressure promote spool to be moved to pressure control room, without to exhaust outlet direction top pressure.
4th kind of technical solution of the utility model gas cylinder be:On the basis of the 3rd kind of technical solution of the utility model gas cylinder
On, it is provided with sealing ring between the ring-shaped step and corresponding valve body.It ensure that the leakproofness between spool and valve body.
5th kind of technical solution of the utility model gas cylinder be:On the basis of the 2nd kind of technical solution of the utility model gas cylinder
On, the valve core reseting spring for being moved after exhaust with movable valve plug into exhaust passage is additionally provided with the pressure control room.
Its end socket part can be stretched to always in exhaust passage pushing tow spool when bleeding is not required.
6th kind of technical solution of the utility model gas cylinder be:On the basis of the 5th kind of technical solution of the utility model gas cylinder
On, the limited step for coordinating with block before and after the pressure-bearing surface on spool is additionally provided with the body cavity.Prevent spool
Excessively depart to exhaust outlet movement with pressure control room.
7th kind of technical solution of the utility model gas cylinder be:Any one technology in the 1st ~ 6 of the utility model gas cylinder
On the basis of scheme, the bottle valve further includes the operating mechanism for plugging structure to be turned on.Plugging structure can be passed through to behaviour
Make mechanism conducting, it is easy to operation.
8th kind of technical solution of the utility model gas cylinder be:On the basis of the 7th kind of technical solution of the utility model gas cylinder
On, the operating mechanism is motor-operating mechanism, it include be used for hit plugging structure so that plugging structure conducting striker and
Drive the electric initiator of striker action.The mode of shock can be than relatively rapid conducting plugging structure, and principle is simple, and is vented
Comparatively fast.
9th kind of technical solution of the utility model gas cylinder be:On the basis of the 2nd kind of technical solution of the utility model gas cylinder
On, the inflating port for being connected with gas cylinder mouth is additionally provided with the valve body, inflation check valve is provided with the inflating port.Will
Inflation is integrated on a valve body with exhaust, and structure is compacter.
10th kind of technical solution of the utility model gas cylinder be:In the base of the 2nd kind of technical solution of the utility model gas cylinder
On plinth, the safety valve for monitoring air pressure in valve body is additionally provided with the valve body.Air pressure for ensureing valve body is in safety
In value.
The beneficial effects of the utility model are:Compared with the prior art, the bottle valve involved by the utility model, in valve body
The exhaust passage that the gentle bottleneck of exhaust outlet is formed is internally provided with, is additionally provided with the pressure control room connected with exhaust passage, spool bag
Include positioned at the indoor piston portion of pressure control and can stretch in exhaust passage to control the end socket part of the break-make of exhaust passage, valve
The permeation passage for pressure control room to be turned on gas cylinder mouth is provided with core, and valve body is equipped with the pressure release with plugging structure and leads to
Road, the gas outlet size of pressure release passage are more than the size of permeation passage, are achieved in inflation, spool hinders exhaust passage
Disconnected, plugging structure does not destroy at this time, by inflating cylinder valve or when other filling channels are inflated into gas cylinder, gases at high pressure can be gradual
Gas cylinder mouth is diffused to, and pressure control room is infiltrated into by the setting of permeation passage, realizes the inflation of gas cylinder;Needing bleeding
When, plugging structure is got through, so that pressure control room is turned on by pressure release passage with extraneous, the indoor gases at high pressure of pressure control are from pressure release
The external world is drained into passage, the indoor air pressure of pressure control is quickly down to atmospheric pressure;Since the size of permeation passage is led to less than pressure release
The size of the gas outlet in road, then the indoor air inflow of pressure control is less than gas output in exhaust process, inevitably causes pressure control
Indoor air pressure quickly reduces, and therefore, forms larger differential pressure of atmospheric pressure in valve body between gas cylinder mouth and pressure control room, in gas cylinder
Gases at high pressure are moved by pressure-bearing surface pushing tow spool to pressure control room, so that spool leaves exhaust passage, make exhaust outlet and gas cylinder
Mouth connection, realizes bleeding.Gas big flow is exported using differential structure, realizes pilot-operated type exhaust, big flow
The function of output, further, coordinates only by the setting permeation passage on spool, and by piston portion and pressure control room,
So that the gases at high pressure in gas cylinder are only capable of entering pressure control room by permeation passage, spool is avoided relative to valve body vibration and noise
The problem of, it is relatively simple for structure, it is easy to use, moreover, by controlling the size of permeation passage to control the flow of permeation, can
It is higher, simple in structure by property.
Brief description of the drawings
Fig. 1 is first example structure schematic diagram of the utility model bottle valve;
Fig. 2 is the left view of Fig. 1;
Spool state diagram when Fig. 3 is bleeding in Fig. 1;
Fig. 4 is second example structure schematic diagram of the utility model bottle valve;
Fig. 5 is the 3rd example structure schematic diagram of the utility model bottle valve;
Fig. 6 is the 4th example structure schematic diagram of the utility model bottle valve.
Embodiment
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
One embodiment of the utility model bottle valve, as shown in Figure 1 to Figure 3, the bottle valve are applied to carry out
Fill on the gas cylinder bottle of bleeding, which includes valve body 1, and valve body 1 is five-way structure, it includes being located at 1 lower end of valve body
For the gas cylinder mouth 4 that is connected with the bottleneck of bottle, further include the exhaust outlet 3 positioned at 1 left end of valve body, positioned at 1 right end of valve body
Pressure control room 5, the extending direction of pressure control room 5 is consistent with exhaust outlet 3, and axis is consistent, and the front opening of valve body 1 is provided with safety valve
13, the rear end of valve body 1 is equipped with inflating port 15, inflation cylinder valve 11 is provided with inflating port 15, which is check valve.
Be oriented in left-right direction inside valve body 1 and be coated with spool 2, spool 2 include stretching in exhaust outlet 3 for left end and
The end socket part 21 that gas cylinder mouth 4 and exhaust outlet 3 are blocked, further includes and the piston of guiding movement interior positioned at pressure control room 5 of right end
Part 22, is covered with blocking cap 6 at the right end port of pressure control room 5, top pressure is provided with resetting spring 9 between blocking cap 6 and spool 2.
In actual use, resetting spring 9 can promote spool 2 to the left but end socket part 21 is stretched at exhaust outlet 3, the row of realization
The blocking of 3 gas cylinder mouth 4 of gas port, and inflating port keeps connected state with 4 moment of gas cylinder mouth at the same time, preacceleration inflation gas passes through gas filling bottle
Valve 11 is inflated into gas cylinder, and the second phase is check valve due to inflation cylinder valve 11, it is ensured that gases at high pressure will not be at inflation cylinder valve 11
Discharge.
For spool 2, sealing ring 7 is folded between its end socket part 21 and the side wall of exhaust outlet 3, need not arranged
When gas operates, it is ensured that the gases at high pressure in gas cylinder will not be discharged by exhaust outlet 3.
Further, for the piston portion 22 of spool 2, it includes the circle flange 23 being arranged on the side face of spool 2,
And the radial dimension of flange 23 is consistent with the correspondingly-sized of pressure control room 5, so as to realize that flange 23 and the side wall of pressure control room 5 are led
To being slidably matched, further, in order to which the gases at high pressure ensured in gas cylinder will not be between the side wall of flange 23 and pressure control room 5
Discharged in gap, sealing ring 7 is also equipped between flange 23 and pressure control room 5 and realizes good sealing effect.In the present embodiment
In, the left side of flange 23 is constituted for bearing the pressure at gas cylinder mouth 4 to drive the pressure-bearing that spool 2 is moved to pressure control room 5
Face.
The permeation passage 24 that the gases at high pressure of gas cylinder mouth 4 can be infiltrated into pressure control room 5 is offered on above-mentioned spool 2,
Permeation passage 24 includes the radial section connected with gas cylinder mouth 4 extended along the radial direction of spool 2, further includes and is connected with radial section
The axis direction along spool 2 extend and the axial direction part that is connected with pressure control room 5, gas can be realized by the setting of permeation passage 24
Connection between bottleneck 4 and pressure control room 5, so that when bleeding is not required, at the air pressure and gas cylinder mouth 4 in pressure control room 5
Air pressure is equal, avoids the problem of 4 pushing tow flange 23 of gas cylinder mouth moves right and causes exhaust passage to open by mistake.
The pressure relief opening connected with pressure control room 5 is additionally provided with the upside of pressure control room 5, pressure relief opening extends and forms pressure release up and down
Passage, exhaust nozzle 8 is coated with pressure release passage, and exhaust nozzle 8 is constituted for blocking pressure release for the tubular structure of upper end closed
The plugging structure of passage, be additionally provided between exhaust nozzle 8 and pressure relief opening prevent gases at high pressure in pressure control room 5 from pressure relief opening with
The sealing ring 7 of gap discharge between exhaust, so as to which pressure control room 5 is sealed, is additionally provided with valve body 1 and is used for
By the operating mechanism of the conducting of exhaust nozzle 8, in the present embodiment, operating mechanism 10 is for the electricity for the upper end for hitting exhaust nozzle 8
Pneumatic operating mechanism, it includes electric initiator, further includes and is driven by electric initiator and can hit the striker of exhaust nozzle 8, passes through operation
Mechanism 10 can turn on exhaust nozzle 8, form the gas outlet that pressure control room 5 is in communication with the outside, in the present embodiment, the ruler of gas outlet
The very little size that be far longer than permeation passage 24.
In this embodiment, it is additionally provided with valve body 1 on the side wall of pressure control room 5 for coordinating with 23 or so block of flange
Limited step 14, the limit is moved to the left ensure 9 pushing tow bottom spool 2 of resetting spring by the setting of limited step 14.
On valve body 1 pressure for detecting 1 air pressure inside pressure of valve body is additionally provided with positioned at the installation place of safety valve 13
Table 12.
The use principle of the bottle valve is:When being inflated operation, the air pressure everywhere inside valve body 1 is consistent, spool 2
Its end socket part 21 is stretched in exhaust outlet 3 under the thrusting action of resetting spring 9, realizes the resistance of exhaust outlet 3 and gas cylinder mouth 4
It is disconnected, preliminary filling gases at high pressure by inflating cylinder valve 11 to 1 inner inflatable of valve body, gases at high pressure while gas cylinder is filled with, also by
Permeation passage 24 enters pressure control room 5, so as to ensure that pressure control room 5 is consistent with the air pressure in gas cylinder, completes charge operation.
When operation is exhausted, by the striker impact exhaust nozzle 8 of operating mechanism, exhaust nozzle 8 is turned on, and then realized
Pressure control room 5 and extraneous conducting, the gases at high pressure in pressure control room 5 drain into the external world by exhaust nozzle 8.At this time, due to permeation passage
24 size is much smaller than the size of gas outlet, causes the air inflow in pressure control room 5 to be far smaller than discharge rate, then in gas cylinder and pressure control
Form certain pressure difference between room 5, the flange 23 on gas pushing tow this spool 2 in gas cylinder, and offset the top of resetting spring 9
Thrust and move right so that exhaust outlet 3 is left in the end socket part 21 of spool 2, and then realize exhaust outlet 3 and gas cylinder mouth 4
Connect, the gas in gas cylinder is discharged from exhaust outlet 3, realizes bleeding.
In second embodiment of the utility model bottle valve, permeation passage 24 can be directly disposed as connection gas cylinder mouth and
The hole of the other structures of pressure control room, as shown in figure 4, can be the mode that axis intersects with valve core axis;
In the 3rd embodiment of the utility model bottle valve, permeation passage 24 can be directly disposed as connection gas cylinder mouth and
The hole of the other structures of pressure control room, as shown in figure 5, can be the form of arcuate socket;
In the 4th embodiment of the utility model bottle valve, as shown in Figure 6:Resetting spring 9 can be by exhaust outlet
Tension spring between spool replaces.
In the other embodiment of the utility model bottle valve, operating mechanism can be hand-operated structures, plugging structure
It can be replaced by being arranged on piston rod in pressure release passage, manually operating mechanism pulls piston rod movement, and in pressure release passage
Side wall on set and the extraneous intercommunicating pore communicated, when piston rod is moved to the upper end of intercommunicating pore, intercommunicating pore and pressure control room company
It is logical, realize exhaust.
In other embodiments, valve body could be provided as three-port structure, and charge operation and safety valve are by bottle
Other are open to realize.
Gas cylinder involved by the utility model, including bottle and the bottle valve being arranged on bottle, the structure of the bottle valve
Form is consistent with the structure type of above-mentioned bottle valve, is no longer developed in details.
Claims (20)
1. bottle valve, it is characterised in that:Including valve body and the spool being arranged in valve body, the valve body has by gas cylinder mouth and row
The exhaust passage that gas port is connected and formed, the valve body also have the pressure control room connected with exhaust passage, and the spool includes position
In the indoor piston portion of pressure control and can stretch in exhaust passage to control the end socket part of the break-make of exhaust passage, piston portion
Divide and be provided with close to the side of exhaust passage for bearing the pressure of gas bottle mouth position to drive the pressure-bearing that spool is moved to pressure control room
Face, the permeation passage for pressure control room to be turned on gas cylinder mouth is offered on the spool, is provided with the valve body with envelope
Pressure control room can be in communication with the outside by the pressure release passage of bridging structure, the pressure release passage after plugging structure conducting, pressure release passage
Gas outlet size is more than the size of permeation passage.
2. bottle valve according to claim 1, it is characterised in that:The valve body is the how logical knot at least having three openings
Structure, the exhaust outlet are located at the front side of spool, and the pressure control room is located at the rear side of spool, and the gas cylinder mouth is located at the radial direction of spool
Direction, the permeation passage include the radial section radially connected with gas cylinder mouth being arranged on spool and connect with radial section
The logical axial direction part for extending along valve core axis direction and being connected with pressure control room.
3. bottle valve according to claim 2, it is characterised in that:Be provided with the spool for where pressure control room
Body wall is oriented to the ring-shaped step being slidably matched, the internal diameter size of the outside diameter of the ring-shaped step and the mating part of pressure control room
Unanimously, the trailing flank of the ring-shaped step forms the pressure-bearing surface.
4. bottle valve according to claim 3, it is characterised in that:It is provided between the ring-shaped step and corresponding valve body
Sealing ring.
5. bottle valve according to claim 2, it is characterised in that:It is additionally provided with the pressure control room for after exhaust
The valve core reseting spring moved with movable valve plug into exhaust passage.
6. bottle valve according to claim 5, it is characterised in that:It is additionally provided with and is used for and spool in the body cavity
Pressure-bearing surface before and after block coordinate limited step.
7. according to any one of them bottle valve of claim 1 ~ 6, it is characterised in that:The bottle valve is further included for that will seal
The operating mechanism of bridging structure conducting.
8. bottle valve according to claim 7, it is characterised in that:The operating mechanism is motor-operating mechanism, including with
In shock plugging structure so that the striker of plugging structure conducting and the electric initiator of driving striker action.
9. bottle valve according to claim 2, it is characterised in that:It is additionally provided with the valve body for being connected with gas cylinder mouth
Inflating port, be provided with inflation check valve at the inflating port.
10. bottle valve according to claim 2, it is characterised in that:It is additionally provided with the valve body for monitoring in valve body
The safety valve of air pressure.
11. gas cylinder, including bottle and the bottle valve that is arranged on bottle, it is characterised in that:Bottle valve includes valve body and is arranged on
Spool in valve body, the valve body have the exhaust passage for being connected and being formed with exhaust outlet by gas cylinder mouth, and the valve body also has
The pressure control room connected with exhaust passage, the spool include positioned at the indoor piston portion of pressure control and can stretch in exhaust passage
To control the end socket part of the break-make of exhaust passage, piston portion is provided with for bearing gas cylinder mouth close to the side of exhaust passage
The pressure at place is offered for pressure control room and gas cylinder mouth to be led with driving the pressure-bearing surface that spool is moved to pressure control room on the spool
Logical permeation passage, is provided with the pressure release passage with plugging structure on the valve body, the pressure release passage is led in plugging structure
Pressure control room can be in communication with the outside after logical, the gas outlet size of pressure release passage is more than the size of permeation passage.
12. gas cylinder according to claim 11, it is characterised in that:The valve body is the how logical knot at least having three openings
Structure, the exhaust outlet are located at the front side of spool, and the pressure control room is located at the rear side of spool, and the gas cylinder mouth is located at the radial direction of spool
Direction, the permeation passage include the radial section radially connected with gas cylinder mouth being arranged on spool and connect with radial section
The logical axial direction part for extending along valve core axis direction and being connected with pressure control room.
13. gas cylinder according to claim 12, it is characterised in that:Be provided with the spool for where pressure control room
Body wall is oriented to the ring-shaped step being slidably matched, and the outside diameter of the ring-shaped step is consistent with the size of corresponding pressure control room, institute
The trailing flank for stating ring-shaped step forms the pressure-bearing surface.
14. gas cylinder according to claim 13, it is characterised in that:It is provided between the ring-shaped step and corresponding valve body
Sealing ring.
15. gas cylinder according to claim 12, it is characterised in that:It is additionally provided with the pressure control room for after exhaust
The valve core reseting spring moved with movable valve plug into exhaust passage.
16. gas cylinder according to claim 15, it is characterised in that:It is additionally provided with and is used for and spool in the body cavity
Pressure-bearing surface before and after block coordinate limited step.
17. according to any one of them gas cylinder of claim 11 ~ 16, it is characterised in that:The bottle valve is further included for inciting somebody to action
The operating mechanism of plugging structure conducting.
18. gas cylinder according to claim 17, it is characterised in that:The operating mechanism is motor-operating mechanism, it includes
For hitting plugging structure so that the striker of plugging structure conducting and the electric initiator of driving striker action.
19. gas cylinder according to claim 12, it is characterised in that:It is additionally provided with the valve body for being connected with gas cylinder mouth
Inflating port, be provided with inflation check valve at the inflating port.
20. gas cylinder according to claim 12, it is characterised in that:It is additionally provided with the valve body for monitoring gas in valve body
The safety valve of pressure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721073915.0U CN207334245U (en) | 2017-08-25 | 2017-08-25 | Bottle valve and the gas cylinder using the bottle valve |
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Application Number | Priority Date | Filing Date | Title |
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CN201721073915.0U CN207334245U (en) | 2017-08-25 | 2017-08-25 | Bottle valve and the gas cylinder using the bottle valve |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107524914A (en) * | 2017-08-25 | 2017-12-29 | 凯迈(洛阳)气源有限公司 | A kind of bottle valve and the gas cylinder using the bottle valve |
CN108922099A (en) * | 2018-07-17 | 2018-11-30 | 无锡南理工科技发展有限公司 | A kind of fire-fighting prior-warning device and its application method based on Internet of Things |
CN111022919A (en) * | 2019-12-24 | 2020-04-17 | 航宇救生装备有限公司 | Gas cylinder firing device |
-
2017
- 2017-08-25 CN CN201721073915.0U patent/CN207334245U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107524914A (en) * | 2017-08-25 | 2017-12-29 | 凯迈(洛阳)气源有限公司 | A kind of bottle valve and the gas cylinder using the bottle valve |
CN108922099A (en) * | 2018-07-17 | 2018-11-30 | 无锡南理工科技发展有限公司 | A kind of fire-fighting prior-warning device and its application method based on Internet of Things |
CN111022919A (en) * | 2019-12-24 | 2020-04-17 | 航宇救生装备有限公司 | Gas cylinder firing device |
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