CN105240686B - Feeding pneumatic for the control of low temperature gas-liquid connector - Google Patents
Feeding pneumatic for the control of low temperature gas-liquid connector Download PDFInfo
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- CN105240686B CN105240686B CN201510590147.5A CN201510590147A CN105240686B CN 105240686 B CN105240686 B CN 105240686B CN 201510590147 A CN201510590147 A CN 201510590147A CN 105240686 B CN105240686 B CN 105240686B
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- normally open
- solenoid valve
- open solenoid
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- valve
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Abstract
The invention provides a kind of feeding pneumatic for the control of low temperature gas-liquid connector, including：Air source input end；Two five-way electromagnetic valves, first end are connected with air source input end；First normally open solenoid valve, first end are connected with the second end of two five-way electromagnetic valves；Second normally open solenoid valve, first end are connected with the 3rd end of two five-way electromagnetic valves；Connector locking output end, it is connected with the second end of the first normally open solenoid valve；Connector comes off output end, is connected with the second end of the second normally open solenoid valve；3rd normally open solenoid valve, first end are connected with the 3rd end of the second normally open solenoid valve；2/2-way magnetic valve, first end are connected with air source input end, and the second end is connected with the second end of the second normally open solenoid valve；Deflation end, it is connected with the second end of the 3rd normally open solenoid valve.The failure for designing to tackle to be likely to occur of two five-way electromagnetic valve redundancy backups is provided, improves the reliability of feeding pneumatic.
Description
Technical field
The present invention relates to supply field, more particularly to a kind of feeding pneumatic for the control of low temperature gas-liquid connector.
Background technology
At present, domestic and international cryogenic liquid rocket provides the magnetic valve of control gas usually using single for low temperature gas-liquid connector
One two five-way electromagnetic valves are realized, typically need continuous firing -2min to before penetrating, and are single-point, do not design redundancy, once occur
Failure can directly influence the progress of transmitting flow, even result in the termination of transmitting flow, can not realize in task " zero window "
The target call of transmitting.
The content of the invention
It is contemplated that one of drawbacks described above is at least overcome to provide a kind of supply gas for the control of low temperature gas-liquid connector
Road, by two five-way electromagnetic valve redundancy backup designs and the control of low temperature gas-liquid connector can be used for improve with electronic switching
Feeding pneumatic reliability.
To reach above-mentioned purpose, what technical scheme was specifically realized in：
One aspect of the present invention provides a kind of feeding pneumatic for the control of low temperature gas-liquid connector, including：Source of the gas
Input；
Two five-way electromagnetic valves, the first end of two five-way electromagnetic valves are connected with the air source input end；First is normal
Open electromagnetic valve, the first end of first normally open solenoid valve are connected with the second end of two five-way electromagnetic valves；Second is normally opened
Magnetic valve, the first end of second normally open solenoid valve are connected with the 3rd end of two five-way electromagnetic valves；Connector locking
Output end, the connector locking output end are connected with the second end of first normally open solenoid valve；Connector comes off output end,
The connector output end that comes off is connected with the second end of second normally open solenoid valve；3rd normally open solenoid valve, the described 3rd
The first end of normally open solenoid valve is connected with the 3rd end of second normally open solenoid valve；2/2-way magnetic valve, described two two
The first end of three-way electromagnetic valve is connected with the air source input end, the second end of the 2/2-way magnetic valve and described second normally opened
Second end of magnetic valve is connected；Deflation end, the deflation end are connected with the second end of the 3rd normally open solenoid valve.
In addition, feeding pneumatic also includes：First pressure sensor and/or second pressure sensor；Wherein：First pressure
Force snesor, it is arranged between the second end of the connector locking output end and first normally open solenoid valve；Described second
Pressure sensor, it is arranged on the connector and comes off between output end and the second end of second normally open solenoid valve.
In addition, feeding pneumatic also includes：Hand stop valve；The hand stop valve, be arranged on the air source input end with
Between the tie point of the first end of two five-way electromagnetic valves and the first end of the 2/2-way magnetic valve.
As seen from the above technical solution provided by the invention, by provided by the present invention for low temperature gas-liquid connector
The feeding pneumatic of control, there is provided the failure for designing to tackle to be likely to occur of two five-way electromagnetic valve redundancy backups, can solve
The certainly locking of new generation's carrier rocket cryogenic coupler, the single point failure problem to come off, improve the reliability of feeding pneumatic.
Furthermore it is also possible to active and standby gas is realized according to the gathered data of first pressure sensor and/or second pressure sensor
The automatic switchover on road, improve control connector locking and the functional reliability to come off.It ensure that in unattended complex working condition
Under, complete the target call that " zero window " is launched.
Furthermore it is also possible to outside electronic supply, manual supply can also be realized, further improves the reliable of feeding pneumatic
Property.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill in field, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the feeding pneumatic structural representation for being used for the control of low temperature gas-liquid connector that the embodiment of the present invention 1 provides；
Fig. 2 is the feeding pneumatic structural representation for being used for the control of low temperature gas-liquid connector that the embodiment of the present invention 2 provides；
Fig. 3 is the feeding pneumatic structural representation for being used for the control of low temperature gas-liquid connector that the embodiment of the present invention 3 provides；
Fig. 4 is the feeding pneumatic structural representation for being used for the control of low temperature gas-liquid connector that the embodiment of the present invention 4 provides.
Embodiment
Embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.
Embodiment 1
Fig. 1 shows that the structure for the feeding pneumatic for being used for the control of low temperature gas-liquid connector that the embodiment of the present invention 1 provides is shown
It is intended to, referring to Fig. 1, the feeding pneumatic for being used for low temperature gas-liquid connector and controlling of the offer of the embodiment of the present invention 1, including：
Air source input end；
Two five-way electromagnetic valve WD, two five-way electromagnetic valve WD first end are connected with air source input end；
First normally open solenoid valve KD1, the first normally open solenoid valve KD1 first end and two five-way electromagnetic valve WD the second end
It is connected；
Second normally open solenoid valve KD2, the second normally open solenoid valve KD2 first end and two five-way electromagnetic valve WD the 3rd end
It is connected；
Connector locking output end, connector locking output end are connected with the first normally open solenoid valve KD1 the second end；
Connector comes off output end, and the connector output end that comes off is connected with the second normally open solenoid valve KD2 the second end；
3rd normally open solenoid valve KD3, the 3rd normally open solenoid valve KD3 first end and the 3rd of the second normally open solenoid valve KD2
End is connected；
2/2-way magnetic valve DF, 2/2-way magnetic valve DF first end are connected with air source input end, 2/2-way electricity
Magnet valve DF the second end is connected with the second normally open solenoid valve KD2 the second end；
Deflation end, deflation end are connected with the 3rd normally open solenoid valve KD3 the second end.
Wherein, two five-way electromagnetic valve WD can be a kind of single two five-way electromagnetic valves of electric control pilot, can be used as control
Connector locking processed, come off main electromagnetic valve of gas circuit；
2/2-way magnetic valve DF can be a kind of normally closed 2/2-way magnetic valve of pilot-operated type, can be come off as connector
Supply backup magnetic valve；
First normally open solenoid valve KD1, the second normally open solenoid valve KD2, the 3rd normally open solenoid valve KD3 can be a kind of pilot-operated type
Normally opened two-bit triplet magnetic valve, connector locking can be used as, come off backup magnetic valve of deflating.
, can be between each part in feeding pneumatic provided in an embodiment of the present invention for the control of low temperature gas-liquid connector
It is attached by pipeline, the connection can be to be directly connected to, or be indirectly connected with.
Feeding pneumatic provided in an embodiment of the present invention for the control of low temperature gas-liquid connector, it is two five-way electromagnetic valve WD
2/2-way magnetic valve DF in parallel, structure connector come off backup gas circuit；First is arranged in series after two five-way electromagnetic valve WD
Normally open solenoid valve KD1 and the second normally open solenoid valve KD2, the second normally open solenoid valve KD2 exhaust outlets the 3rd normally open solenoid valve of series connection
KD3, the second normally open solenoid valve KD2 outlet connected with 2/2-way magnetic valve DF, thus control connector lock, come off it is active and standby
The switching of gas circuit.Realized as a result of two five-way electromagnetic valve WD independent 2/2-way magnetic valve DF in parallel superfluous
Remaining backup, and when main gas circuit breaks down, backup gas circuit is switched to, improve the supply gas for the control of low temperature gas-liquid connector
The reliability on road.
In electronic supply, after air source input end air inlet, to two five-way electromagnetic valve WD and 2/2-way magnetic valve DF
Supply, while connector locking can be made.In launch mission, two five-way electromagnetic valve WD power-up, while connector can be made
The output end that comes off supplies；When two five-way electromagnetic valve WD failures, the first normally open solenoid valve KD1 of control, the second normally opened electromagnetism
Valve KD2, the 3rd normally open solenoid valve KD3 are closed, and stop two five-way electromagnetic valve WD supply, and control 2/2-way magnetic valve DF is beaten
Open, connector come off backup gas circuit supply, realize the switching of active and standby gas circuit.
As can be seen here, the feeding pneumatic for being used for low temperature gas-liquid connector and controlling provided by the embodiment of the present invention 1, there is provided
The designs of two five-way electromagnetic valve redundancy backups, the list for can solve the locking of new generation's carrier rocket cryogenic coupler, coming off
Point failure problem, improve the reliability of feeding pneumatic.
Embodiment 2
Fig. 2 shows that the structure for the feeding pneumatic for being used for the control of low temperature gas-liquid connector that the embodiment of the present invention 2 provides is shown
It is intended to, referring to Fig. 2, what the embodiment of the present invention 2 provided is used for the feeding pneumatic of low temperature gas-liquid connector control except including implementing
Outside all parts shown in example 1, in addition to：First pressure sensor BP1 and/or second pressure sensor BP2；Wherein：
First pressure sensor BP1, be arranged on connector locking output end and the first normally open solenoid valve KD1 the second end it
Between；
Second pressure sensor BP2, be arranged on connector come off output end and the second normally open solenoid valve KD2 the second end it
Between.
Wherein, the work of feeding pneumatic can be monitored by first pressure sensor BP1 and/or second pressure sensor BP2
Make situation, i.e. first pressure sensor BP1 can monitor the pressure of connector locking feeding pneumatic, second pressure sensor BP2
It can monitor that connector comes off the pressure of feeding pneumatic.So as to according to first pressure sensor BP1 and/or second pressure sensor
BP2 feedback, by judging to realize remote control function with control strategy after data interpretation.
In electronic supply, after air source input end air inlet, to two five-way electromagnetic valve WD and 2/2-way magnetic valve DF
Supply, now the working condition of feeding pneumatic can be monitored by first pressure sensor BP1 distal ends, while connector can be locked
Tightly.In launch mission, two five-way electromagnetic valve WD power-up, can now be supplied by the monitoring of second pressure sensor BP2 distal ends
The working condition of gas circuit, at the same can make connector come off output end supply；When two five-way electromagnetic valve WD failures, control
First normally open solenoid valve KD1, the second normally open solenoid valve KD2, the 3rd normally open solenoid valve KD3 are closed, and stop two five-way electromagnetic valves
WD is supplied, and control 2/2-way magnetic valve DF is opened, and the connector backup gas circuit that comes off supplies, and realizes the switching of active and standby gas circuit.
As can be seen here, the feeding pneumatic for being used for low temperature gas-liquid connector and controlling provided by the embodiment of the present invention 2, there is provided
The Redundancy Design of feeding pneumatic, the single point failure for can solve the problems, such as the locking of new generation's carrier rocket cryogenic coupler, coming off,
The reliability of feeding pneumatic is improved, can also be real according to the gathered data of first pressure sensor and/or second pressure sensor
The automatic switchover of existing active and standby gas circuit, improve control connector locking and the functional reliability to come off.
Embodiment 3
Fig. 3 shows that the structure for the feeding pneumatic for being used for the control of low temperature gas-liquid connector that the embodiment of the present invention 3 provides is shown
It is intended to, referring to Fig. 3, what the embodiment of the present invention 3 provided is used for the feeding pneumatic of low temperature gas-liquid connector control except including implementing
Outside all parts shown in example 1, in addition to：Hand stop valve JF；
Hand stop valve JF, it is arranged on air source input end and two five-way electromagnetic valve WD first end and 2/2-way electromagnetism
Between the tie point of valve DF first end.
Wherein, hand stop valve JF can be a kind of discharging type hand stop valve, can be used as and control whole feeding pneumatic
Source of the gas on-off valve；The embodiment of the present invention feeding pneumatic front end set hand stop valve JF, can electronic supply it
Outside, manual supply can also be realized, further improves the reliability of feeding pneumatic.
When using supply manually, after air source input end air inlet, hand stop valve JF is closed.
Embodiment 4
Fig. 4 shows that the structure for the feeding pneumatic for being used for the control of low temperature gas-liquid connector that the embodiment of the present invention 4 provides is shown
It is intended to, referring to Fig. 4, what the embodiment of the present invention 4 provided is used for the feeding pneumatic of low temperature gas-liquid connector control except including implementing
Outside all parts shown in example 3, in addition to：
First pressure sensor BP1 and/or second pressure sensor BP2；Wherein：
First pressure sensor BP1, be arranged on connector locking output end and the first normally open solenoid valve KD1 the second end it
Between；
Second pressure sensor BP2, be arranged on connector come off output end and the second normally open solenoid valve KD2 the second end it
Between.
Or
Fig. 4 shows that the structure for the feeding pneumatic for being used for the control of low temperature gas-liquid connector that the embodiment of the present invention 4 provides is shown
It is intended to, referring to Fig. 4, what the embodiment of the present invention 4 provided is used for the feeding pneumatic of low temperature gas-liquid connector control except including implementing
Outside all parts shown in example 2, in addition to：
Hand stop valve JF；
Hand stop valve JF, it is arranged on air source input end and two five-way electromagnetic valve WD first end and 2/2-way electromagnetism
Between the tie point of valve DF first end.
As can be seen here, the feeding pneumatic for being used for low temperature gas-liquid connector and controlling provided by the embodiment of the present invention 4, there is provided
The design of two five-way electromagnetic valve redundancy backups can solve new generation's carrier rocket low temperature come the failure for tackling to be likely to occur
Connector locking, the single point failure problem to come off, improve the reliability of feeding pneumatic；Can also be according to first pressure sensor
And/or the gathered data of second pressure sensor realizes the automatic switchover of active and standby gas circuit, improve control connector locking and come off
Functional reliability；And manual supply can also be realized outside electronic supply, further improve the reliable of feeding pneumatic
Property, it ensure that under unattended complex working condition, complete the target call of " zero window " transmitting.
Therefore, by the above-mentioned feeding pneumatic controlled for low temperature gas-liquid connector provided by the invention, two are realized
Five-way electromagnetic valve WD Redundancy Design, and its electronic switching can be realized according to the gathered data of pressure sensor, not only meet
Cryogenic liquid rocket operates to the long-range of supply, the demand of unattended automation for a long time, has also filled up domestic this skill
The blank of art.
Any process or method described otherwise above description in flow chart or herein is construed as, and represents to include
Module, fragment or the portion of the code of the executable instruction of one or more the step of being used to realize specific logical function or process
Point, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discuss suitable
Sequence, including according to involved function by it is basic simultaneously in the way of or in the opposite order, carry out perform function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Those skilled in the art are appreciated that to realize all or part of step that above-described embodiment method carries
Suddenly it is that by program the hardware of correlation can be instructed to complete, described program can be stored in a kind of computer-readable storage medium
In matter, the program upon execution, including one or a combination set of the step of embodiment of the method.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any
One or more embodiments or example in combine in an appropriate manner.
Embodiment above is only that the preferred embodiment of the present invention is described, and not the scope of the present invention is carried out
Limit, on the premise of design spirit of the present invention is not departed from, this area ordinary skill technical staff is to technical scheme
The various modifications made and improvement, it all should fall into the protection domain of claims of the present invention determination.
Claims (3)
- A kind of 1. feeding pneumatic for the control of low temperature gas-liquid connector, it is characterised in that including：Air source input end；Two five-way electromagnetic valves, the first end of two five-way electromagnetic valves are connected with the air source input end；First normally open solenoid valve, the first end of first normally open solenoid valve and the second end phase of two five-way electromagnetic valves Even；Second normally open solenoid valve, the first end of second normally open solenoid valve and the 3rd end phase of two five-way electromagnetic valves Even；Connector locking output end, the connector locking output end are connected with the second end of first normally open solenoid valve；Connector comes off output end, and the connector output end that comes off is connected with the second end of second normally open solenoid valve；3rd normally open solenoid valve, the first end and the 3rd end phase of second normally open solenoid valve of the 3rd normally open solenoid valve Even；2/2-way magnetic valve, the first end of the 2/2-way magnetic valve are connected with the air source input end, described two two Second end of three-way electromagnetic valve is connected with the second end of second normally open solenoid valve；Deflation end, the deflation end are connected with the second end of the 3rd normally open solenoid valve.
- 2. feeding pneumatic according to claim 1, it is characterised in that also include：First pressure sensor and/or the second pressure Force snesor；Wherein：The first pressure sensor, it is arranged on the second end of the connector locking output end and first normally open solenoid valve Between；The second pressure sensor, it is arranged on the connector and comes off the second end of output end and second normally open solenoid valve Between.
- 3. feeding pneumatic according to claim 1 or 2, it is characterised in that also include：Hand stop valve；The hand stop valve, it is arranged on the first end of the air source input end and two five-way electromagnetic valves and described two Between the tie point of the first end of two three-way electromagnetic valves.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510590147.5A CN105240686B (en) | 2015-09-16 | 2015-09-16 | Feeding pneumatic for the control of low temperature gas-liquid connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510590147.5A CN105240686B (en) | 2015-09-16 | 2015-09-16 | Feeding pneumatic for the control of low temperature gas-liquid connector |
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| CN105240686A CN105240686A (en) | 2016-01-13 |
| CN105240686B true CN105240686B (en) | 2018-03-13 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2455533C1 (en) * | 2010-12-30 | 2012-07-10 | Федеральное государственное унитарное предприятие "Государственный космический научно-производственный центр им. М.В. Хруничева" | Device to protect umbilical connectors from environmental impact |
| CN103411775A (en) * | 2013-07-22 | 2013-11-27 | 北京航空航天大学 | Fuel supplying system for liquid-propellant rocket engine test |
| CN103438353A (en) * | 2013-06-27 | 2013-12-11 | 北京航天发射技术研究所 | Redundant gas supply loop |
| CN203771031U (en) * | 2014-03-24 | 2014-08-13 | 北京航天发射技术研究所 | Backup-redundancy pressure reduction gas supply loop |
| CN203771037U (en) * | 2014-03-24 | 2014-08-13 | 北京航天发射技术研究所 | Backup-redundancy pneumatic control loop system |
-
2015
- 2015-09-16 CN CN201510590147.5A patent/CN105240686B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2455533C1 (en) * | 2010-12-30 | 2012-07-10 | Федеральное государственное унитарное предприятие "Государственный космический научно-производственный центр им. М.В. Хруничева" | Device to protect umbilical connectors from environmental impact |
| CN103438353A (en) * | 2013-06-27 | 2013-12-11 | 北京航天发射技术研究所 | Redundant gas supply loop |
| CN103411775A (en) * | 2013-07-22 | 2013-11-27 | 北京航空航天大学 | Fuel supplying system for liquid-propellant rocket engine test |
| CN203771031U (en) * | 2014-03-24 | 2014-08-13 | 北京航天发射技术研究所 | Backup-redundancy pressure reduction gas supply loop |
| CN203771037U (en) * | 2014-03-24 | 2014-08-13 | 北京航天发射技术研究所 | Backup-redundancy pneumatic control loop system |
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