CN205560078U - Primary and secondary trip valve - Google Patents
Primary and secondary trip valve Download PDFInfo
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- CN205560078U CN205560078U CN201620300289.3U CN201620300289U CN205560078U CN 205560078 U CN205560078 U CN 205560078U CN 201620300289 U CN201620300289 U CN 201620300289U CN 205560078 U CN205560078 U CN 205560078U
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- primary
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Abstract
The utility model relates to a CNG takes gas operation automatic cutting device technical field, discloses a primary and secondary trip valve. Including sub - trip valve and female trip valve, female trip valve is including the coupling hose that admits air, the main -valve body, main -valve core and primary and secondary locking device, the coupling hose that admits air is linked together with the main -valve body, the internal main -valve core that is provided with of main -valve, and main -valve body one end is provided with the primary and secondary locking device, sub - trip valve includes locking proportioning plant, sub - valve body, sub - case and the coupling hose that gives vent to anger, sub - valve body one end is provided with the locking proportioning plant, is provided with sub - case in the sub - valve body, and sub - valve body is linked together with the coupling hose that gives vent to anger, and locking proportioning plant and the cooperation of primary and secondary locking device communicate female trip valve and sub - trip valve. The utility model has the advantages of simple installation, easy operation, still can effectively seal, cut off stable, the easy maintenance of power, repeatedly usable after can breaking away from fast automatically, breaking away from.
Description
Technical field
This utility model relates to CNG operation under pressure automatic disconnecting device technical field, is specifically related to a kind of primary and secondary stop valve.
Background technology
In Gas Industry, often use CNG (compressed natural gas) tank car handler, be used for from a device, CNG gas is transferred to another device.Wherein, stop valve is a common shearing device, is mainly used to cut off the transfer supply of CNG gas.During general job, operator could realize effective cut-out at once needing first to carry out to cut off upstream and downstream connecting valve operating procedure cutting off the transfer of CNG gas, has certain danger and valve opening, closedown is difficult in operation under pressure link.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of primary and secondary stop valve, it is possible to realize automatic fast shut-off.
This utility model embodiment is adopted the technical scheme that a kind of primary and secondary stop valve, including sub-stop valve and female stop valve；Described female stop valve includes that air inlet connects flexible pipe, main-valve body, main-valve core and primary and secondary locking device；Described air inlet connects flexible pipe and is connected with described main-valve body, is provided with main-valve core in described main-valve body, and described main-valve body one end is provided with primary and secondary locking device；Described sub-stop valve includes locking adapting device, sub-valve body, sub-spool and air outlet connection hose；Described sub-valve body one end is provided with described locking adapting device, it is provided with sub-spool in described sub-valve body, described sub-valve body is connected with described air outlet connection hose, and described locking adapting device coordinates with described primary and secondary locking device, connects described female stop valve and sub-stop valve.
Preferably, described main-valve core includes that female wing body, female axis body and female spring, described female wing body are arranged on described female axis body, and described female spring is arranged in described female axis body, and described female spring is against the inlet end of described main-valve body；Described sub-spool includes that sub-wing body, sub-axis body and sub-spring, described sub-wing body are arranged on described sub-axis body, and described sub-spring is arranged in described sub-axis body, and described sub-spring is against the outlet side of described sub-valve body；Described female axis body and the ends contact of sub-axis body；In the case of normal switching-off, described female spring drives described female wing body to be fitted tightly on described main-valve body, and described sub-spring drives described sub-wing body to be fitted tightly on described sub-valve body.
Preferably, described primary and secondary locking device includes that ring core, rotor and ring set, described ring core are connected with described main-valve body, and described rotor is arranged on described ring core, and described ring set is positioned at outside described ring core, and described ring set is provided with the groove adaptive with described rotor；Described locking adapting device is the annular groove being arranged on described sub-valve body end, and described annular groove is adaptive with described rotor；Described groove is positioned on different axis from described annular groove, and described rotor can switch in described groove and described annular groove, to be turned on and off described primary and secondary stop valve.
Preferably, described primary and secondary locking device is contained within eight set rotors.
The beneficial effects of the utility model are:
The primary and secondary stop valve that this utility model provides, has sub-stop valve and female stop valve two parts composition, by sub-stop valve and the cooperation of female stop valve, it is achieved the opening and closing of primary and secondary stop valve.After this utility model installation, CNG gas connects flexible pipe from air inlet and flows through main-valve body, sub-valve body, then enters bogey from air outlet connection hose, and pressure is constant, air-flow is steady；When CNG source of the gas supply need to be cut off or Sudden Leakage accident is met in downstream, can be by controlling primary and secondary locking device, fast shut-off air supply source.This utility model have simple installation, simple to operate, can automatically be rapidly separated, depart from after remain to effectively to seal, cut-out power is stable, easy-maintaining, reusable advantage.
Accompanying drawing explanation
The structural representation of the primary and secondary stop valve that Fig. 1 provides for this utility model embodiment；
Fig. 2 is the structural representation of female stop valve in Fig. 1；
Fig. 3 is the structural representation of Fig. 1 neutron stop valve；
Fig. 4 is the schematic diagram of primary and secondary locking device locking states in this utility model embodiment；
Fig. 5 is the schematic diagram of primary and secondary locking device opening in this utility model embodiment.
In upper figure, the corresponding relation of reference and component names is:
1 sub-stop valve；11 air outlet connection hose；12 sub-valve bodies；13 sub-spools；131 sub-wing body；132 sub-axis bodies；133 sub-springs；14 locking adapting devices；141 annular grooves；
2 female stop valves；21 air inlets connect flexible pipe；22 main-valve bodies；23 main-valve cores；231 female wing body；232 female axis bodies；233 female springs；24 primary and secondary locking devices；241 ring cores；242 rotors；243 ring sets；244 grooves.
Detailed description of the invention
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
Refer to Fig. 1-Fig. 3, the primary and secondary stop valve that this utility model embodiment provides, including sub-stop valve 1 and female stop valve 2；Female stop valve 2 includes that air inlet connects flexible pipe 21, main-valve body 22, main-valve core 23 and primary and secondary locking device 24；Air inlet connects flexible pipe 21 and is connected with main-valve body 22, is provided with main-valve core 23 in main-valve body 22, and main-valve body one end is provided with primary and secondary locking device 24；Sub-stop valve 1 includes locking adapting device 14, sub-valve body 12, sub-spool 13 and air outlet connection hose 11；Sub-valve body 12 one end is provided with locking adapting device 14, is provided with sub-spool 13 in sub-valve body 12, and sub-valve body 12 is connected with air outlet connection hose 11, and locking adapting device 14 coordinates with primary and secondary locking device 24, the female stop valve 2 of connection and sub-stop valve 1.
Wherein, main-valve core 23 includes female wing body 321, female axis body 232 and female spring 233, and female wing body 321 is arranged on female axis body 232, and female spring 233 is arranged in female axis body 232, and female spring 233 is against the inlet end of main-valve body 22；Sub-spool 13 includes that sub-wing body 131, sub-axis body 132 and sub-spring 133, sub-wing body 131 are arranged on sub-axis body 132, and sub-spring 133 is arranged in sub-axis body 132, and sub-spring 133 is against the outlet side of sub-valve body 12；Female axis body 232 and the ends contact of sub-axis body 132.And in the case of normal switching-off, female spring 233 has enough elastic force and drives female wing body 321 to be fitted tightly on main-valve body 22, and sub-spring 133 has enough elastic band mover wing body 131 and is fitted tightly on sub-valve body 12, will not produce gas leakage.
The primary and secondary locking device 24 being positioned on female stop valve 2 includes ring core 241, rotor 242 and ring set 243, ring core 241 is connected with main-valve body 22, rotor 242 is smooth to be embedded on ring core 241, and ring set 243 is positioned at outside ring core 241, ring set 243 is provided with and the groove 244 of rotor 242 adaptation；Accordingly, locking adapting device 14 is the annular groove 141 being arranged on sub-valve body 12 end, and annular groove 141 is adaptive with rotor 242；Groove 244 is positioned on different axis from annular groove 141, in the annular groove 141 in the groove 244 that rotor 242 can seamlessly transit to ring set 243 and on sub-valve body 12, to be turned on and off primary and secondary stop valve.
Specifically, as shown in Figure 4 and Figure 5, when primary and secondary locking device 24 is in opening, rotor 242 seamlessly transits in the groove 244 to ring set 243, and the most sub-valve body 12 can come off in main-valve body 22；When primary and secondary locking device 24 is closed, rotor 242 seamlessly transits in the annular groove 141 to sub-valve body 12, and sub-valve body 12 will not come off in main-valve body 22 and effectively seal.
The installation process of the primary and secondary stop valve that this utility model provides is as follows:
Primary and secondary stop valve device is installed, first primary and secondary locking device 24 is made to be in opening, now, rotor 242 is positioned at the groove 244 in ring set 243, relative and female axis body 232 of contact and sub-axis body 132 by mutually extruding, making female wing body 321 drive female spring 233 to produce movement and deformation, sub-wing body 131 drives sub-spring 133 to produce movement and deformation, and sub-valve body 12 socket joint enters main-valve body 22.Then by the ring set 243 of transverse shifting and hoop gyrator 242 female locking device 24, rotor 242 is fallen in the annular groove 141 of sub-valve body 12 end, and be in locking states, thus lock sub-valve body 12 and do not come off.Stop valve, female installs.
Primary and secondary locking device 24 is in opening, and CNG gas can connect flexible pipe 21 via air inlet and air outlet connection hose 11 circulates；When needs cut off CNG for seasonable, by the most mobile and ring set 243 of the female locking device 24 of gyrator 242, utilize both sides sub-spring 133 and the self-deformation pressure of female spring 233 and CNG pressure differential to make a concerted effort band mover wing body 131 and female wing body 321 recovers the position in the case of normal switching-off, and then cutting off sub-valve body 12 and the flowing of main-valve body 22 both sides body CNG gas, the most sub-valve body 12 comes off in main-valve body 22.
As shown in Figure 4 and Figure 5, in this utility model one specific embodiment, primary and secondary locking device 24 is contained within eight set rotors, and correspondingly, the groove 244 in ring set 243 also has eight sets.
This utility model can apply in following example:
Embodiment 1: when carrying out CNG tank car handling operation, main-valve body 22 connects flexible pipe 21 by air inlet and is arranged on tank car exit, sub-valve body 12 is arranged at discharge column by air outlet connection hose 11, and by rotating and mobile ring set 243 can effectively control the handling operation of CNG in pipeline, operation is convenient.
Embodiment 2: when carrying out vehicle charging operation, when air gun connection vehicle fills mouth generation emergency, operator can cut off rapidly CNG by primary and secondary shearing device immediately and supply, safe and reliable.
In sum, the primary and secondary stop valve that this utility model provides, by sub-stop valve 1 and the cooperation of female stop valve 2, it is achieved the opening and closing of primary and secondary stop valve.After this utility model installation, CNG gas connects flexible pipe 21 from air inlet and flows through main-valve body 22, sub-valve body 12, then enters bogey from air outlet connection hose 11, and pressure is constant, air-flow is steady；When CNG source of the gas supply need to be cut off or Sudden Leakage accident is met in downstream, just may utilize elastic force deformation and the pressure differential of interior media CNG gas of sub-spring 133 and female spring 233, push away and make sub-wing body 131 and female wing body 321 and valve body quick joining, and then fast shut-off air supply source, and downstream source of the gas will not flow backwards from there and return, the most sub-valve body 12 comes off main-valve body 22.This utility model have simple to operate, can automatically be rapidly separated, depart from after remain to effectively to seal, cut-out power is stable, easy-maintaining, reusable advantage.
Principle of the present utility model and embodiment are set forth by specific case used herein, and the explanation of above example is only intended to help to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; on the premise of without departing from this utility model principle, it is also possible to this utility model is carried out some improvement and modification, these improve and modification also falls in this utility model scope of the claims.
Claims (4)
1. a primary and secondary stop valve, it is characterised in that include sub-stop valve (1) and female stop valve (2)；
Described female stop valve (2) includes that air inlet connects flexible pipe (21), main-valve body (22), main-valve core (23) and primary and secondary locking device (24)；Described air inlet connects flexible pipe (21) and is connected with described main-valve body (22), being provided with main-valve core (23) in described main-valve body (22), described main-valve body (22) one end is provided with primary and secondary locking device (24)；
Described sub-stop valve (1) includes locking adapting device (14), sub-valve body (12), sub-spool (13) and air outlet connection hose (11)；Described sub-valve body (12) one end is provided with described locking adapting device (14), it is provided with sub-spool (13) in described sub-valve body (12), described sub-valve body (12) is connected with described air outlet connection hose (11), described locking adapting device (14) coordinates with described primary and secondary locking device (24), connects described female stop valve (2) and sub-stop valve (1).
Primary and secondary stop valve the most according to claim 1, it is characterized in that, described main-valve core (23) includes female wing body (231), female axis body (232) and female spring (233), described female wing body (231) is arranged on described female axis body (232), described female spring (233) is arranged in described female axis body (232), and described female spring (233) is against the inlet end of described main-valve body (22)；
Described sub-spool (13) includes sub-wing body (131), sub-axis body (132) and sub-spring (133), described sub-wing body (131) is arranged on described sub-axis body (132), described sub-spring (133) is arranged in described sub-axis body (132), and described sub-spring (133) is against the outlet side of described sub-valve body (12)；Described female axis body (232) and the ends contact of sub-axis body (132)；
In the case of normal switching-off, described female spring drives described female wing body to be fitted tightly on described main-valve body (22), and described sub-spring (133) drives described sub-wing body (131) to be fitted tightly on described sub-valve body (12).
Primary and secondary stop valve the most according to claim 2, it is characterized in that, described primary and secondary locking device (24) includes ring core (241), rotor (242) and ring set (243), described ring core (241) is connected with described main-valve body (22), described rotor (242) is arranged on described ring core (241), described ring set (243) is positioned at described ring core (241) outside, and described ring set (243) is provided with the groove (244) adaptive with described rotor (242)；
Described locking adapting device (14) is the annular groove (141) being arranged on described sub-valve body end, and described annular groove (141) is adaptive with described rotor (242)；
Described groove (244) is positioned on different axis from described annular groove (141), described rotor (242) can switch, to be turned on and off described primary and secondary stop valve in described groove (244) and described annular groove (141).
4. according to the primary and secondary stop valve described in any one of claim 1-3, it is characterised in that described primary and secondary locking device (24) is contained within eight set rotors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620300289.3U CN205560078U (en) | 2016-04-12 | 2016-04-12 | Primary and secondary trip valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620300289.3U CN205560078U (en) | 2016-04-12 | 2016-04-12 | Primary and secondary trip valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205560078U true CN205560078U (en) | 2016-09-07 |
Family
ID=56810623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620300289.3U Expired - Fee Related CN205560078U (en) | 2016-04-12 | 2016-04-12 | Primary and secondary trip valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205560078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021103416A1 (en) * | 2019-11-26 | 2021-06-03 | 广东美的制冷设备有限公司 | Joint connector and air conditioner |
-
2016
- 2016-04-12 CN CN201620300289.3U patent/CN205560078U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021103416A1 (en) * | 2019-11-26 | 2021-06-03 | 广东美的制冷设备有限公司 | Joint connector and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20180412 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |