CN103883761A - Manual container valve - Google Patents
Manual container valve Download PDFInfo
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- CN103883761A CN103883761A CN201410073214.1A CN201410073214A CN103883761A CN 103883761 A CN103883761 A CN 103883761A CN 201410073214 A CN201410073214 A CN 201410073214A CN 103883761 A CN103883761 A CN 103883761A
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- valve
- cylinder
- valve assembly
- valve body
- assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
- F16K11/22—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members with an actuating member for each valve, e.g. interconnected to form multiple-way valves
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C13/00—Portable extinguishers which are permanently pressurised or pressurised immediately before use
- A62C13/76—Details or accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0263—Construction of housing; Use of materials therefor of lift valves multiple way valves
Abstract
The invention discloses a manual container valve. The manual container valve comprises a handle (1), a pilot valve component, a valve body (23) and two groups of cylinder valve components including a first cylinder valve component and a second cylinder valve component. The cylinder valve components are both mounted in the valve body (23), a second cylinder air inlet I (8) and a second cylinder air inlet II (14) are communicated with a second cylinder and arranged at the bottom end of the valve body (23), a first cylinder air inlet (12) communicated with a first cylinder is further arranged at the bottom end of the valve body (23) and positioned between the second cylinder air inlet I (8) and the second cylinder air inlet II (14), and the first cylinder is positioned in the second cylinder. Due to the fact that the two cylinder valves are integrated, namely the small cylinder is arranged in the large cylinder, and opening and closing of the two cylinder valves are simultaneously controlled by a valve control device, the whole manual container valve is compact in size and simple in structure, and manufacturing cost is greatly reduced.
Description
Technical field
The present invention relates to the technical field of valve, is specifically a kind of manual vessel valve of gas extinguishing system.
Background technique
The effect of vessel valve is, is used at ordinary times sealing up for safekeeping extinguishing agent, opens and discharge extinguishing agent in the time of fire alarm.Conventionally in gas extinguishing system, the kind of extinguishing agent has various ways: single extinguishing agent, two kinds of mixing extinguishing agents and multiple mixing extinguishing agent, therefore, the kind that extinguishing agent mixes is more, and valve and the pipeline of corresponding supporting bottle group, control extinguishing agent gas will be more.For example control the valve that two kinds of extinguishing agent gases mix fire extinguishing, with the gas extinguishing system of prior art, the control system that it needs two groups of manually operated valves of controlling while being used for cylinder filling extinguishing agent gas to form, when work, need to open the manual vessel valve of two groups of extinguishing agent gas compositions simultaneously, just can reach fire extinguishing object.
But there is following shortcoming in the manual vessel valve of the fire-fighting equipment of above-mentioned this structure:
1) because the extinguishing agent of this fire-smothering gear is made up of two groups of extinguishing agents, need valve and the pipeline facilities thereof of corresponding supporting two groups of gas cylinders, multiple control extinguishing agent gases, therefore, the control system volume of whole vessel valve is large, complex structure, thereby manufacture cost is high;
2) simultaneously, the component that relate to due to this structure are numerous, and therefore, through the accumulation of error, the functional reliability of this control system is poor, stability is also poor;
3) in addition,, in the time that valve open is put out a fire, need the same time to open the extinguishing agent gas of two groups of vessel valve controls, therefore, a people can not complete, if completed by two people, be difficult to synchronously carry out, like this, the fire-fighting equipment that is equipped with this control system does not reach the optimum efficiency of fire extinguishing yet.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of simple in structure, volume is little, stable performance, easy to operate, thereby and can spray two kinds of extinguishing agent gases simultaneously and reach the manual vessel valve of best fire extinguishing effect.
For solving the problems of the technologies described above, manual vessel valve provided by the invention, comprises handle, pilot valve assembly, low high envelope valve and the valve body let out, and described pilot valve assembly is arranged in valve body, lowly let out high envelope valve and be arranged on valve body and with pilot valve assembly and communicate, handle is rotatably connected on pilot valve assembly; It also comprises two groups of cylinder valve assemblies, be respectively the first cylinder valve assembly and the second cylinder valve assembly, these two groups of cylinder valve assemblies are installed in valve body, and in valve body, the valve pocket of pilot valve assembly communicates by the connecting tube being arranged on outside valve body with the valve pocket of the first cylinder valve assembly and the valve pocket of the second cylinder valve assembly respectively; The bottom of valve body is provided with the second gas cylinder suction port I, the second gas cylinder suction port II and the first gas cylinder suction port, the second gas cylinder suction port I and the second gas cylinder suction port II are all communicated with the second gas cylinder, the first gas cylinder suction port is communicated with the first gas cylinder and between the second gas cylinder suction port I and the second gas cylinder suction port II, the first gas cylinder is positioned at the second gas cylinder internal; In valve body, be provided with the air outlet that is communicated with the first cylinder valve assembly valve pocket and the second cylinder valve assembly valve pocket.
Described pilot valve assembly includes hole pressure cap, pilot valve piston, pilot valve valve rod and pilot valve valve assembly, porose pressure cap is connected to valve body top, pilot valve piston is for there being bar piston, piston end is slidably fitted in valve body, and rod end is slidably fitted in porose pressure cap and top and the handle of rod end push against or throw off; The bottom of the upper end of pilot valve valve rod and pilot valve piston pushes against, the lower end of pilot valve valve rod is connected with pilot valve valve assembly, pilot valve valve assembly and valve body form the first valve, and the lower end that the mounting hole of pilot valve assembly is installed in valve body is the second cylinder valve suction port I.
The first described cylinder valve assembly comprises the first pressure cap, first piston, the first valve rod and the first valve assembly, the first pressure cap is connected to the top of valve body, first piston is slidably fitted in valve body and is positioned at the below of the first pressure cap, cavity between the bottom surface of the first pressure cap and the end face of first piston is the first upper gas chamber, and the valve pocket at the first valve assembly place is the first lower chamber; The upper end of the first valve rod and the bottom surface of first piston push against, and lower end is connected with the first valve assembly, and the first valve assembly and valve body form the second valve, and the lower end that the mounting hole of the first cylinder valve assembly is installed in valve body is the first cylinder valve suction port.
The second described cylinder valve assembly is positioned at the opposite side of the first cylinder valve assembly away from pilot valve assembly, the second cylinder valve assembly comprises the second pressure cap, the second piston, the second valve rod and the second valve assembly, the second pressure cap is connected to the top of valve body, the second piston is slidably fitted in valve body and is positioned at the below of the second pressure cap, cavity between the end face of the bottom surface of the second pressure cap and the second piston is the second upper gas chamber, and the valve pocket at the second valve assembly place is the second lower chamber; The bottom surface of the upper end of the second valve rod and the second piston pushes against, and lower end is connected with the second valve assembly, and the second valve assembly and valve body form the 3rd valve, and the lower end that the mounting hole of the second cylinder valve assembly is installed in valve body is the second cylinder valve suction port II.
In described valve body, the valve pocket of pilot valve assembly is communicated with and refers to the valve pocket of the first cylinder valve assembly, it comprises connecting tube I and is arranged on valve body near the first joint on the left surface of pilot valve assembly, and the first joint is communicated with the valve pocket of the pilot valve valve rod center of installation pilot valve assembly in valve body; On valve body, near on the leading flank of the first cylinder valve assembly, the second joint is installed, in the second joint, is provided with the 4th valve and communicates with the first gas cylinder suction port by the gas channel in valve body; One end of described connecting tube I is connected with the first joint, and the other end is connected with the second joint.
In described valve body, the valve pocket of pilot valve assembly is communicated with and refers to the valve pocket of the second cylinder valve assembly, it comprises connecting tube II and is arranged on valve body near the 3rd joint on the trailing flank of pilot valve assembly, and the 3rd joint is communicated with the valve pocket of the pilot valve valve rod center of installation pilot valve assembly in valve body; On valve body, near on the right flank of the second cylinder valve assembly, the 4th joint is installed, the 4th joint is positioned at the upper end of valve body right flank, is provided with the 5th valve and is communicated with the second upper gas chamber and the first upper gas chamber successively by the gas channel in valve body in the 4th joint; One end of described connecting tube II is connected with the 3rd joint, and the other end is connected with the 4th joint.
The valve pocket that the first valve rod center of the first cylinder valve assembly is installed in described valve body is communicated with by gas channel and is communicated with air outlet with the valve pocket of the second valve rod center that the second cylinder valve assembly is installed, the air outlet place of this valve body is connected with air outlet joint, and described air outlet joint is positioned at the 4th joint below.
The trailing flank of described valve body is provided with for connecting gas-charging connection or manometric inflation inlet, this inflation inlet comprises inflation inlet I and inflation inlet II, inflation inlet I is communicated with the valve pocket that the first valve rod center of the first cylinder valve assembly is installed in valve body, and inflation inlet II is communicated with the valve pocket that the second valve rod center of the second cylinder valve assembly is installed in valve body.
The first described joint and the 4th joint are landing nipple, and the second joint, the 3rd joint and air outlet joint are straight coupling.
Adopt after above structure, the present invention compared with prior art, has the following advantages:
1) due to two groups of cylinder valves of the prior art are combined, be arranged in atmospheric by small gas cylinder, and control the opening and closing of two groups of cylinder valves by a valve control device simultaneously, without valve and the pipeline facilities etc. thereof of supporting two groups of gas cylinders, multiple control extinguishing agent gases, therefore, the control system volume compact of whole vessel valve, simple in structure, thus manufacture cost greatly reduced;
2) simultaneously, owing to having simplified many component, therefore, greatly reduce the accumulation of error, thereby improved functional reliability and the stability of this control system;
3) in addition, in the time that valve open is put out a fire, by the control of each valve in valve body, can open at one time the extinguishing agent gas of two groups of vessel valve controls, therefore, not only a people can complete all operations, and can also reach synchronous object, thereby makes fire-fighting equipment reach the optimum efficiency of fire extinguishing.
Brief description of the drawings
Fig. 1 is that the master of the manual vessel valve of the present invention looks sectional structure schematic diagram.
Fig. 2 is the structural representation of A-A direction in Fig. 1.
Fig. 3 be in Fig. 1 B to structural representation.
Wherein: 1, handle; 2, porose pressure cap; 3, pilot valve piston; 4, pilot valve valve rod; 5, the first joint; 6, the first valve; 7, pilot valve valve assembly; 8, the second gas cylinder suction port I; 9, the second valve; 10, the first valve assembly; 11, the first lower chamber; 12, the first gas cylinder suction port; 13, the first valve rod; 14, the second gas cylinder suction port II; 15, the second lower chamber; 16, the second valve assembly; 17, the 3rd valve; 18, the second valve rod; 19, air outlet; 20, air outlet joint; 21, the 4th joint; 22, the first valve; 23, valve body; 24, the second piston; 25, the second upper gas chamber; 26, the second pressure cap; 27, first piston; 28, the first upper gas chamber; 29, the first pressure cap; 30, the 3rd joint; 31, inflation inlet I; 32, inflation inlet II; 33, the second joint; 34, the 4th valve; 35, the low high envelope valve of letting out; 36, connecting tube I; 37, connecting tube II.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in more detail.
From the structural representation of the manual vessel valve of the present invention shown in Fig. 1, Fig. 2 and Fig. 3, it comprises handle 1, pilot valve assembly, low high envelope valve 35 and the valve body 23 let out, described pilot valve assembly is arranged in valve body 23, lowly let out high envelope valve 35 and be arranged on valve body 23 and with pilot valve assembly and communicate, handle 1 is rotatably connected on pilot valve assembly.It also comprises two groups of cylinder valve assemblies, be respectively the first cylinder valve assembly and the second cylinder valve assembly, these two groups of cylinder valve assemblies are installed in valve body 23, and the valve pocket of the interior pilot valve assembly of valve body 23 communicates by the connecting tube being arranged on outside valve body 23 with the valve pocket of the first cylinder valve assembly and the valve pocket of the second cylinder valve assembly respectively.The bottom of valve body 23 is provided with the second gas cylinder suction port I 8, the second gas cylinder suction port II 14 and the first gas cylinder suction port 12, the second gas cylinder suction port I 8 and the second gas cylinder suction port II 14 are all communicated with the second gas cylinder, the first gas cylinder suction port 12 is communicated with the first gas cylinder and between the second gas cylinder suction port I 8 and the second gas cylinder suction port II 14, the first gas cylinder is positioned at the second gas cylinder internal.In valve body 23, be provided with the air outlet 19 that is communicated with the first cylinder valve assembly valve pocket and the second cylinder valve assembly valve pocket.
Described pilot valve assembly includes hole pressure cap 2, pilot valve piston 3, pilot valve valve rod 4 and pilot valve valve assembly 7, porose pressure cap 2 is connected to valve body 23 tops, pilot valve piston 3 is for there being bar piston, piston end is slidably fitted in valve body 23, and rod end is slidably fitted in porose pressure cap 2 and top and the handle 1 of rod end push against or throw off.The bottom of the upper end of pilot valve valve rod 4 and pilot valve piston 3 pushes against, the lower end of pilot valve valve rod 4 is connected with pilot valve valve assembly 7, pilot valve valve assembly 7 forms the first valve 6 with valve body 23, and the lower end of the mounting hole of the interior installation pilot valve of valve body 23 assembly is the second gas cylinder suction port I 8.
The first described cylinder valve assembly comprises the first pressure cap 29, first piston 27, the first valve rod 13 and the first valve assembly 10, the first pressure cap 29 is connected to the top of valve body 23, first piston 27 is slidably fitted in valve body 23 and is positioned at the below of the first pressure cap 29, cavity between the end face of the bottom surface of the first pressure cap 29 and first piston 27 is that the valve pocket at the first upper gas chamber 28, the first valve assembly 10 places is the first lower chamber 11.The bottom surface of the upper end of the first valve rod 13 and first piston 27 pushes against, lower end is connected with the first valve assembly 10, the first valve assembly 10 forms the second valve 9 with valve body 23, and the lower end of the mounting hole of interior installation the first cylinder valve assembly of valve body 23 is the first gas cylinder suction port 12.
The second described cylinder valve assembly is positioned at the opposite side of the first cylinder valve assembly away from pilot valve assembly, the second cylinder valve assembly comprises the second pressure cap 26, the second piston 24, the second valve rod 18 and the second valve assembly 16, the second pressure cap 26 is connected to the top of valve body 23, the second piston 24 is slidably fitted in valve body 23 and is positioned at the below of the second pressure cap 26, cavity between the end face of the bottom surface of the second pressure cap 26 and the second piston 24 is that the valve pocket at the second upper gas chamber 25, the second valve assembly 16 places is the second lower chamber 15.The bottom surface of the upper end of the second valve rod 18 and the second piston 24 pushes against, lower end is connected with the second valve assembly 16, the second valve assembly 16 forms the 3rd valve 17 with valve body 23, and the lower end of the mounting hole of interior installation the second cylinder valve assembly of valve body 23 is the second gas cylinder suction port II 14.
The valve pocket of the described interior pilot valve assembly of valve body 23 is communicated with and refers to the valve pocket of the first cylinder valve assembly, it comprises connecting tube I 36 and is arranged on valve body 23 and is communicated with the valve pocket of pilot valve valve rod 4 center of the interior installation pilot valve of valve body 23 assembly near the first joint 5, the first joints 5 on the left surface of pilot valve assembly.On valve body 23, in the second joint 33, the second joints 33, be provided with the 4th valve 34 and communicate with the first gas cylinder suction port 12 by the gas channel in valve body 23 near being provided with on the leading flank of the first cylinder valve assembly.One end of described connecting tube I 36 is connected with the first joint 5, and the other end is connected with the second joint 33.
The valve pocket of the described interior pilot valve assembly of valve body 23 is communicated with and refers to the valve pocket of the second cylinder valve assembly, it comprises connecting tube II 37 and is arranged on valve body 23 and is communicated with the valve pocket of pilot valve valve rod 4 center of the interior installation pilot valve of valve body 23 assembly near the 3rd joint 30, the three joints 30 on the trailing flank of pilot valve assembly.On valve body 23, near on the right flank of the second cylinder valve assembly, the 4th joint 21 is installed, the 4th joint 21 is positioned at the upper end of valve body 23 right flanks, is provided with the 5th valve 22 and is communicated with the second upper gas chamber 25 and the first upper gas chamber 28 successively by the gas channel in valve body 23 in the 4th joint 21.One end of described connecting tube II 37 is connected with the 3rd joint 30, and the other end is connected with the 4th joint 21.
The valve pocket of the first valve rod 13 center of interior installation the first cylinder valve assembly of described valve body 23 is communicated with by gas channel and is communicated with air outlet 19 with the valve pocket of the second valve rod 18 center that the second cylinder valve assembly is installed, 19 places, air outlet of this valve body 23 are connected with air outlet joint 20, and described air outlet joint 20 is positioned at the 4th joint 21 belows.
The trailing flank of described valve body 23 is provided with for connecting gas-charging connection or manometric inflation inlet, this inflation inlet comprises inflation inlet I 31 and inflation inlet II 32, inflation inlet I 31 is communicated with the valve pocket of the first valve rod 13 center of interior installation the first cylinder valve assembly of valve body 23, and inflation inlet II 32 is communicated with the valve pocket of the second valve rod 18 center of interior installation the second cylinder valve assembly of valve body 23.
Described the first joint 5 and the 4th joint 21 are landing nipple, and the second joint 33, the 3rd joint 30 and air outlet joint 20 are straight coupling.
Working principle of the present invention is as follows:
When work, dial the arming pin going on handle 1, inwardly depress handle 1, pilot valve piston 3 is also moved down, thereby drive pilot valve valve rod 4 to move down, open the first valve 6, now atmospheric, the gas first via in the second gas cylinder enters the second joint 33 successively from the second gas cylinder suction port I 8 after the valve pocket at the valve pocket of pilot valve valve assembly 7, the first valve passage, pilot valve valve rod 4 places, the first joint 5, connecting tube I 36, the spool promoting in the second joint 33 is opened the 4th valve 34, gas flows to the first gas cylinder suction port 12 through the gas channel in valve body more successively, makes the gas pressure in the second gas cylinder reach consistent with the gas pressure in the first gas cylinder, the valve pocket of pilot valve valve assembly 7 is passed through on gas the second road in the second gas cylinder successively from the second gas cylinder suction port I 8, the first valve passage, the valve pocket at pilot valve valve rod 4 places, the 3rd joint 30, after connecting tube II 37, enter the 4th joint 21, the spool promoting in the 4th joint 21 is opened the 5th valve 22, gas arrives the first upper gas chamber 28 through the gas channel in the second upper gas chamber 25 and valve body 23 again, make the first upper gas chamber 28, the second upper gas chamber 25, gas pressure in the second lower chamber 15 communicating with the second gas cylinder suction port II 14 and the first lower chamber 11 of communicating with the first gas cylinder suction port 12 reaches consistent, now, because the compression area of first piston 27 is greater than the sealing surface area at the second valve 9 places, the compression area of the second piston 24 is greater than the sealing surface area at the 3rd valve 17 places, according to formula pressure=pressure × compression area, the pressure that piston is subject to is greater than the pressure that valve rod is subject to, therefore, and when first piston 27 promotes the first valve rod 13 and moves down, the second piston 24 also promotes the second valve rod 18 and moves down, thereby opens the second valve 9 and the 3rd valve 17 simultaneously, now, the gas channel that gaseous extinguishing agent in the first gas cylinder passes through to pass through in valve body 23 after the valve pocket at the first gas cylinder suction port 12, the first lower chamber 11, valve passage, the first valve rod 13 places sprays from air outlet 19, the gas channel that gaseous extinguishing agent in the second gas cylinder passes through to pass through in valve body 23 after the valve pocket at the second gas cylinder suction port II 14, the second lower chamber 15, valve passage, the second valve rod 18 places simultaneously sprays from air outlet 19, thereby realize the object of two kinds of gaseous extinguishing agent synchronized mixes, it is best that the effect that makes to put out a fire reaches.
Claims (9)
1. a manual vessel valve, comprise handle (1), pilot valve assembly, low high envelope valve (35) and the valve body (23) let out, described pilot valve assembly is arranged in valve body (23), the low high envelope valve (35) of letting out is arranged on valve body (23) above and communicates with pilot valve assembly, and handle (1) is rotatably connected on pilot valve assembly; It is characterized in that: it also comprises two groups of cylinder valve assemblies, be respectively the first cylinder valve assembly and the second cylinder valve assembly, these two groups of cylinder valve assemblies are installed in valve body (23), and the valve pocket of the interior pilot valve assembly of valve body (23) communicates by being arranged on the outer connecting tube of valve body (23) with the valve pocket of the first cylinder valve assembly and the valve pocket of the second cylinder valve assembly respectively; The bottom of valve body (23) is provided with the second gas cylinder suction port I (8), the second gas cylinder suction port II (14) and the first gas cylinder suction port (12), the second gas cylinder suction port I (8) and the second gas cylinder suction port II (14) are all communicated with the second gas cylinder, the first gas cylinder suction port (12) is communicated with the first gas cylinder and is positioned between the second gas cylinder suction port I (8) and the second gas cylinder suction port II (14), and the first gas cylinder is positioned at the second gas cylinder internal; In valve body (23), be provided with the air outlet (19) that is communicated with the first cylinder valve assembly valve pocket and the second cylinder valve assembly valve pocket.
2. manual vessel valve according to claim 1, it is characterized in that: described pilot valve assembly includes hole pressure cap (2), pilot valve piston (3), pilot valve valve rod (4) and pilot valve valve assembly (7), porose pressure cap (2) is connected to valve body (23) top, pilot valve piston (3) is for there being bar piston, piston end is slidably fitted in valve body (23), and rod end is slidably fitted in porose pressure cap (2) and top and the handle (1) of rod end push against or throw off; The bottom of the upper end of pilot valve valve rod (4) and pilot valve piston (3) pushes against, the lower end of pilot valve valve rod (4) is connected with pilot valve valve assembly (7), pilot valve valve assembly (7) forms the first valve (6) with valve body (23), and the lower end that the mounting hole of pilot valve assembly is installed in valve body (23) is the second gas cylinder suction port I (8).
3. manual vessel valve according to claim 1, it is characterized in that: the first described cylinder valve assembly comprises the first pressure cap (29), first piston (27), the first valve rod (13) and the first valve assembly (10), the first pressure cap (29) is connected to the top of valve body (23), first piston (27) is slidably fitted in valve body (23) and is positioned at the below of the first pressure cap (29), cavity between the end face of the bottom surface of the first pressure cap (29) and first piston (27) is the first upper gas chamber (28), the valve pocket that the first valve assembly (10) is located is the first lower chamber (11), the bottom surface of the upper end of the first valve rod (13) and first piston (27) pushes against, lower end is connected with the first valve assembly (10), the first valve assembly (10) forms the second valve (9) with valve body (23), and the lower end that the mounting hole of the first cylinder valve assembly is installed in valve body (23) is the first gas cylinder suction port (12).
4. manual vessel valve according to claim 1, it is characterized in that: the second described cylinder valve assembly is positioned at the opposite side of the first cylinder valve assembly away from pilot valve assembly, the second cylinder valve assembly comprises the second pressure cap (26), the second piston (24), the second valve rod (18) and the second valve assembly (16), the second pressure cap (26) is connected to the top of valve body (23), the second piston (24) is slidably fitted in valve body (23) and is positioned at the below of the second pressure cap (26), cavity between the end face of the bottom surface of the second pressure cap (26) and the second piston (24) is the second upper gas chamber (25), the valve pocket that the second valve assembly (16) is located is the second lower chamber (15), the bottom surface of the upper end of the second valve rod (18) and the second piston (24) pushes against, lower end is connected with the second valve assembly (16), the second valve assembly (16) forms the 3rd valve (17) with valve body (23), and the lower end that the mounting hole of the second cylinder valve assembly is installed in valve body (23) is the second gas cylinder suction port II (14).
5. manual vessel valve according to claim 1, it is characterized in that: the valve pocket of the described interior pilot valve assembly of valve body (23) is communicated with and refers to the valve pocket of the first cylinder valve assembly, it comprises connecting tube I (36) and is arranged on valve body (23) upper near the first joint (5) on the left surface of pilot valve assembly, and the first joint (5) is communicated with the valve pocket that pilot valve valve rod (4) center of pilot valve assembly is installed in valve body (23); Valve body (23) is upper is provided with the second joint (33) near on the leading flank of the first cylinder valve assembly, is provided with the 4th valve (34) and communicates with the first gas cylinder suction port (12) by the gas channel in valve body (23) in the second joint (33); One end of described connecting tube I (36) is connected with the first joint (5), and the other end is connected with the second joint (33).
6. manual vessel valve according to claim 1, it is characterized in that: the valve pocket of the described interior pilot valve assembly of valve body (23) is communicated with and refers to the valve pocket of the second cylinder valve assembly, it comprises connecting tube II (37) and is arranged on valve body (23) upper near the 3rd joint (30) on the trailing flank of pilot valve assembly, and the 3rd joint (30) is communicated with the valve pocket that pilot valve valve rod (4) center of pilot valve assembly is installed in valve body (23); Valve body (23) is upper is provided with the 4th joint (21) near on the right flank of the second cylinder valve assembly, the 4th joint (21) is positioned at the upper end of valve body (23) right flank, is provided with the 5th valve (22) and is communicated with the second upper gas chamber (25) and the first upper gas chamber (28) successively by the gas channel in valve body (23) in the 4th joint (21); One end of described connecting tube II (37) is connected with the 3rd joint (30), and the other end is connected with the 4th joint (21).
7. manual vessel valve according to claim 1, it is characterized in that: the valve pocket that the first valve rod (13) center of the first cylinder valve assembly is installed in described valve body (23) is communicated with by gas channel and is communicated with air outlet (19) with the valve pocket of the second valve rod (18) center that the second cylinder valve assembly is installed, air outlet joint (20) is located to be connected with in the air outlet (19) of this valve body (23), and described air outlet joint (20) is positioned at the 4th joint (21) below.
8. manual vessel valve according to claim 1, it is characterized in that: the trailing flank of described valve body (23) is provided with for connecting gas-charging connection or manometric inflation inlet, this inflation inlet comprises inflation inlet I (31) and inflation inlet II (32), inflation inlet I (31) is communicated with the valve pocket that the first valve rod (13) center of the first cylinder valve assembly is installed in valve body (23), and inflation inlet II (32) is communicated with the valve pocket that the second valve rod (18) center of the second cylinder valve assembly is installed in valve body (23).
9. manual vessel valve according to claim 5, is characterized in that: described the first joint (5) and the 4th joint (21) are landing nipple, and the second joint (33), the 3rd joint (30) and air outlet joint (20) are straight coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410073214.1A CN103883761B (en) | 2014-02-28 | 2014-02-28 | Manual vessel valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410073214.1A CN103883761B (en) | 2014-02-28 | 2014-02-28 | Manual vessel valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103883761A true CN103883761A (en) | 2014-06-25 |
| CN103883761B CN103883761B (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410073214.1A Active CN103883761B (en) | 2014-02-28 | 2014-02-28 | Manual vessel valve |
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| CN (1) | CN103883761B (en) |
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| CN202207417U (en) * | 2011-06-01 | 2012-05-02 | 浙江信达可恩消防实业有限责任公司 | Container valve |
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| CN203309154U (en) * | 2013-06-28 | 2013-11-27 | 宁波三安制阀有限公司 | Pneumatic natural gas bottle valve |
| CN203303549U (en) * | 2013-06-28 | 2013-11-27 | 宁波三安制阀有限公司 | Bottle valve with pilot valve |
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| CN103883761B (en) | 2016-03-02 |
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