CN105299441A - Gas supply gas circuit for controlling filling valve - Google Patents
Gas supply gas circuit for controlling filling valve Download PDFInfo
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- CN105299441A CN105299441A CN201510591183.3A CN201510591183A CN105299441A CN 105299441 A CN105299441 A CN 105299441A CN 201510591183 A CN201510591183 A CN 201510591183A CN 105299441 A CN105299441 A CN 105299441A
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- solenoid valve
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Abstract
The invention provides a gas supply gas circuit for controlling a filling valve. The gas supply gas circuit comprises a gas source input end, a two-position three-way normally closed electromagnetic valve connected with a gas source input end through a first end, a two-position two-way normally closed electromagnetic valve connected with the gas source input end through a first end and connected with a second end of the two-position three-way normally closed electromagnetic valve through a second end, a first two-position three-way normally open electromagnetic valve connected with a second end of the two-position two-way normally closed electromagnetic valve through a first end and connected with a connecting point of a second end of the two-position three-way normally closed electromagnetic valve, a gas output end connected with a second end of the first two-position three-way normally open electromagnetic valve, a second two-position three-way normally open electromagnetic valve connected with a third end of the two-position three-way normally closed electromagnetic valve through a first end, and a gas release end connected with a second end of the second two-position three-way normally open electromagnetic valve. The invention provides redundant design of the gas supply gas circuit; the single-point failure problem of a low-temperature filling valve of a new generation of carrier rocket can be solved; and the stability of the gas supply gas circuit is improved.
Description
Technical field
The present invention relates to air feed field, particularly relate to a kind of feeding pneumatic controlled for charging valve.
Background technique
At present, domestic and international cryogenic liquide rocket provides the two-bit triplet solenoid valve usually single for air circuit controlling gas to realize for Cryogenic Filling valve opens and closes, generally need continuous firing to-4min before penetrating, and be single-point, do not design redundancy, directly can have influence on the progress of launching flow process once break down, even cause the termination of launching flow process, the target call that in task, " zero window " is launched cannot be realized.
Summary of the invention
The present invention is intended at least to overcome one of above-mentioned defect provides a kind of feeding pneumatic controlled for charging valve, to guarantee that charging valve controls the stability of gas conveying.
For achieving the above object, technological scheme of the present invention is specifically achieved in that
One aspect of the present invention provides a kind of feeding pneumatic controlled for charging valve, comprising: air source input end; Two-bit triplet normally closed solenoid valve, the first end of described two-bit triplet normally closed solenoid valve is connected with described air source input end; 2/2-way normally closed solenoid valve, the first end of described 2/2-way normally closed solenoid valve is connected with described air source input end, and the second end of described 2/2-way normally closed solenoid valve is connected with the second end of described two-bit triplet normally closed solenoid valve; First two-bit triplet normally open solenoid valve, the first end of described first two-bit triplet normally open solenoid valve be connected with the second end of described 2/2-way normally closed solenoid valve and described two-bit triplet normally closed solenoid valve the second end tie point be connected; Gas output end, described gas output end is connected with the second end of described first two-bit triplet normally open solenoid valve; Second two-bit triplet normally open solenoid valve, the first end of described second two-bit triplet normally open solenoid valve is connected with the 3rd end of described two-bit triplet normally closed solenoid valve; Venting end, described venting end is connected with the second end of described second two-bit triplet normally open solenoid valve.
In addition, feeding pneumatic also comprises: the first hand stop valve and the second hand stop valve; Described first hand stop valve, between the first end being arranged on described air source input end and described first two-bit triplet normally open solenoid valve; Described second hand stop valve, the first end being arranged on described first two-bit triplet normally open solenoid valve be connected with the second end of described 2/2-way normally closed solenoid valve and described two-bit triplet normally closed solenoid valve the second end tie point between.
In addition, feeding pneumatic also comprises: pressure transducer; Described pressure transducer, between the second end being arranged on described gas output end and described first two-bit triplet normally open solenoid valve.
As seen from the above technical solution provided by the invention, the feeding pneumatic controlled for charging valve provided by the invention, provide the Redundancy Design of feeding pneumatic, the single point failure problem of carrier rocket Cryogenic Filling valve of new generation can be solved, improve the stability of feeding pneumatic.
In addition, the automatic switchover of active and standby gas circuit can also be realized according to the image data of pressure transducer, improve the stability of feeding pneumatic during unmanned.
In addition, except the electronic air feed that can provide, manual air feed can also be realized.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
The structural representation of the feeding pneumatic for charging valve control that Fig. 1 provides for the embodiment of the present invention 1;
The structural representation of the feeding pneumatic for charging valve control that Fig. 2 provides for the embodiment of the present invention 2;
The structural representation of the feeding pneumatic for charging valve control that Fig. 3 provides for the embodiment of the present invention 3;
The structural representation of the feeding pneumatic for charging valve control that Fig. 4 provides for the embodiment of the present invention 4.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention are described in detail.
Embodiment 1
Fig. 1 shows the structural representation of the feeding pneumatic for charging valve control that the embodiment of the present invention 1 provides, and see Fig. 1, the feeding pneumatic for charging valve control that the embodiment of the present invention 1 provides comprises:
Air source input end;
Two-bit triplet normally closed solenoid valve BD, the first end of two-bit triplet normally closed solenoid valve BD is connected with air source input end;
2/2-way normally closed solenoid valve DF, the first end of 2/2-way normally closed solenoid valve DF is connected with air source input end, and second end of 2/2-way normally closed solenoid valve DF is connected with second end of two-bit triplet normally closed solenoid valve BD;
First two-bit triplet normally open solenoid valve KD1, the tie point of second end of the first end of the first two-bit triplet normally open solenoid valve KD1 and second end of 2/2-way normally closed solenoid valve DF and two-bit triplet normally closed solenoid valve BD is connected;
Gas output end, gas output end is connected with second end of the first two-bit triplet normally open solenoid valve KD1;
Second two-bit triplet normally open solenoid valve KD2, the first end of the second two-bit triplet normally open solenoid valve KD2 is connected with the 3rd end of two-bit triplet normally closed solenoid valve BD;
Venting end, venting end is connected with second end of the second two-bit triplet normally open solenoid valve KD2.
Wherein, two-bit triplet normally closed solenoid valve BD can be a kind of leading type two-bit triplet normally closed solenoid valve BD, can open and close main gas circuit Controlling solenoid valve as charging valve;
2/2-way normally closed solenoid valve DF can be the normally closed 2/2-way solenoid valve of a kind of leading type, can open and close backup electromagnetic valve of gas circuit as charging valve;
First two-bit triplet normally open solenoid valve KD1, the second two-bit triplet normally open solenoid valve KD2 can often drive two-bit triplet solenoid valve for a kind of leading type, can open and close backup electromagnetic valve of gas circuit as charging valve.
In the feeding pneumatic for charging valve control that the embodiment of the present invention provides, can be connected between each parts by pipeline, this connection can be directly connect, and also can be indirectly connect.
Owing to connecting gas output end by after the first two-bit triplet normally open solenoid valve KD1 that connects again after two-bit triplet normally closed solenoid valve BD 2/2-way normally closed solenoid valve in parallel DF, venting end (being also relief opening) is connected the second two-bit triplet normally open solenoid valve KD2, the feeding pneumatic controlled for charging valve can be constructed thus, by opening and closing series parallel connection gas circuit, control charging valve to open and close, and the switching of active and standby gas circuit.
When electronic air feed, when after air source input end air inlet, two-bit triplet normally closed solenoid valve BD powers up beginning air feed, and charging valve is opened.In launch mission, when two-bit triplet normally closed solenoid valve BD open break down time, can by two-bit triplet normally closed solenoid valve BD power-off, power up to afterwards 2/2-way normally closed solenoid valve DF, second two-bit triplet normally open solenoid valve KD2 powers up simultaneously, thus opens and closes backup gas circuit air feed to charging valve; Simultaneously because two-bit triplet normally closed solenoid valve BD power-off is broken down, power up to the first two-bit triplet normally open solenoid valve KD1 and block air feed, thus make charging valve open and close the venting of backup gas circuit, thus realize the switching of active and standby gas circuit.
As can be seen here, the feeding pneumatic controlled for charging valve provided by the embodiment of the present invention 1, is provided the Redundancy Design of feeding pneumatic, can solve the single point failure problem of carrier rocket Cryogenic Filling valve of new generation, improves the stability of feeding pneumatic.
Embodiment 2
Fig. 2 shows the structural representation of the feeding pneumatic for charging valve control that the embodiment of the present invention 2 provides, see Fig. 2, the feeding pneumatic for charging valve control that the embodiment of the present invention 2 provides, except comprising all parts shown in embodiment 1, also comprises: pressure transducer BP;
Pressure transducer BP, between the second end being arranged on gas output end and the first two-bit triplet normally open solenoid valve KD1.
Wherein, the working condition of feeding pneumatic can be monitored by pressure transducer BP, such as telemonitoring charging valve opens and closes the pressure of gas circuit, namely the pressure of gas output end can be monitored, thus according to the feedback of pressure transducer BP, by judging to realize remote control function with control strategy after data interpretation.
When electronic air feed, when after air source input end air inlet, two-bit triplet normally closed solenoid valve BD powers up beginning air feed, and charging valve is opened.In launch mission, when two-bit triplet normally closed solenoid valve BD open break down time (can be judged by pressure transducer BP), now, can by two-bit triplet normally closed solenoid valve BD power-off, power up to afterwards 2/2-way normally closed solenoid valve DF, second two-bit triplet normally open solenoid valve KD2 powers up simultaneously, thus opens and closes backup gas circuit air feed to charging valve; Simultaneously because two-bit triplet normally closed solenoid valve BD power-off is broken down, power up to the first two-bit triplet normally open solenoid valve KD1 and block air feed, thus make charging valve open and close the venting of backup gas circuit, thus realize the switching of active and standby gas circuit.
As can be seen here, by the feeding pneumatic controlled for charging valve that the embodiment of the present invention 2 provides, provide the Redundancy Design of feeding pneumatic, the single point failure problem of carrier rocket Cryogenic Filling valve of new generation can be solved, the automatic switchover of active and standby gas circuit can also be realized according to the image data of pressure transducer, improve the stability of feeding pneumatic during unmanned.
Embodiment 3
Fig. 3 shows the structural representation of the feeding pneumatic for charging valve control that the embodiment of the present invention 3 provides, see Fig. 3, the feeding pneumatic for charging valve control that the embodiment of the present invention 3 provides, except comprising all parts shown in embodiment 1, also comprises: the first hand stop valve JF1 and the second hand stop valve JF2;
First hand stop valve JF1, between the first end being arranged on air source input end and the first two-bit triplet normally open solenoid valve KD1;
Second hand stop valve JF2, between the tie point being arranged on second end of the first end of the first two-bit triplet normally open solenoid valve KD1 and second end of 2/2-way normally closed solenoid valve DF and two-bit triplet normally closed solenoid valve BD.
Wherein, the first hand stop valve JF1, the second hand stop valve JF2 are a kind of discharging type hand stop valve, can open and close control gas circuit hand control valve as charging valve.
Owing to being provided with hand stop valve, can ensure thus, outside the electronic air feed provided for the feeding pneumatic of charging valve control that embodiment 1 provides, manual air feed can also be realized, improve the stability of feeding pneumatic further.
When using manual air feed, open the first hand stop valve JF1; When needing electronic air feed, close the first hand stop valve JF1, and open the second hand stop valve JF2 make two-bit triplet normally closed solenoid valve BD downstream keep path.
Embodiment 4
Fig. 4 shows the structural representation of the feeding pneumatic for charging valve control that the embodiment of the present invention 4 provides, see Fig. 4, the feeding pneumatic for charging valve control that the embodiment of the present invention 4 provides, except comprising all parts shown in embodiment 3, also comprises: pressure transducer BP;
Pressure transducer BP, between the second end being arranged on gas output end and the first two-bit triplet normally open solenoid valve KD1.
Or
The feeding pneumatic for charging valve control that the embodiment of the present invention 4 provides, except comprising all parts shown in embodiment 2, also comprises: the first hand stop valve JF1 and the second hand stop valve JF2;
First hand stop valve JF1, between the first end being arranged on air source input end and the first two-bit triplet normally open solenoid valve KD1;
Second hand stop valve JF2, between the tie point being arranged on second end of the first end of the first two-bit triplet normally open solenoid valve KD1 and second end of 2/2-way normally closed solenoid valve DF and two-bit triplet normally closed solenoid valve BD.
As can be seen here, by the feeding pneumatic controlled for charging valve that the embodiment of the present invention 4 provides, provide the Redundancy Design of feeding pneumatic, the single point failure problem of carrier rocket Cryogenic Filling valve of new generation can be solved, the automatic switchover of active and standby gas circuit can also be realized according to the image data of pressure transducer, improve the stability of feeding pneumatic during unmanned, manual air feed can also be carried out simultaneously, multiple form ensures the stability of feeding pneumatic, ensure that under unattended complex working condition, complete the target call that " zero window " is launched.
Describe and can be understood in flow chart or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Above embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that the common engineers and technicians in related domain make technological scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.
Claims (3)
1., for the feeding pneumatic that charging valve controls, it is characterized in that, comprising:
Air source input end;
Two-bit triplet normally closed solenoid valve, the first end of described two-bit triplet normally closed solenoid valve is connected with described air source input end;
2/2-way normally closed solenoid valve, the first end of described 2/2-way normally closed solenoid valve is connected with described air source input end, and the second end of described 2/2-way normally closed solenoid valve is connected with the second end of described two-bit triplet normally closed solenoid valve;
First two-bit triplet normally open solenoid valve, the first end of described first two-bit triplet normally open solenoid valve be connected with the second end of described 2/2-way normally closed solenoid valve and described two-bit triplet normally closed solenoid valve the second end tie point be connected;
Gas output end, described gas output end is connected with the second end of described first two-bit triplet normally open solenoid valve;
Second two-bit triplet normally open solenoid valve, the first end of described second two-bit triplet normally open solenoid valve is connected with the 3rd end of described two-bit triplet normally closed solenoid valve;
Venting end, described venting end is connected with the second end of described second two-bit triplet normally open solenoid valve.
2. feeding pneumatic according to claim 1, is characterized in that, also comprises: the first hand stop valve and the second hand stop valve;
Described first hand stop valve, between the first end being arranged on described air source input end and described first two-bit triplet normally open solenoid valve;
Described second hand stop valve, the first end being arranged on described first two-bit triplet normally open solenoid valve be connected with the second end of described 2/2-way normally closed solenoid valve and described two-bit triplet normally closed solenoid valve the second end tie point between.
3. feeding pneumatic according to claim 1 and 2, is characterized in that, also comprises: pressure transducer;
Described pressure transducer, between the second end being arranged on described gas output end and described first two-bit triplet normally open solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510591183.3A CN105299441B (en) | 2015-09-16 | 2015-09-16 | Feeding pneumatic for charging valve control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510591183.3A CN105299441B (en) | 2015-09-16 | 2015-09-16 | Feeding pneumatic for charging valve control |
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| CN105299441A true CN105299441A (en) | 2016-02-03 |
| CN105299441B CN105299441B (en) | 2018-04-13 |
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| CN201510591183.3A Active CN105299441B (en) | 2015-09-16 | 2015-09-16 | Feeding pneumatic for charging valve control |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106500994A (en) * | 2016-10-20 | 2017-03-15 | 中国人民解放军国防科学技术大学 | Big orifice fast-response High Voltage air delivery device and gas transmission method |
| CN108533799A (en) * | 2018-06-13 | 2018-09-14 | 台州欧思托气动机械科技有限公司 | Combination valve and its valve seat and application |
| CN110906162A (en) * | 2019-11-10 | 2020-03-24 | 国网浙江省电力有限公司检修分公司 | Positive and negative pressure gas circuit switching device for gas purification filling and use method thereof |
| CN113586951A (en) * | 2021-06-02 | 2021-11-02 | 北京航天发射技术研究所 | Gas path control device and method |
| CN115773468A (en) * | 2022-10-21 | 2023-03-10 | 上海宇航系统工程研究所 | Gas supply gas circuit and gas supply method for controlling gas-liquid connector |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106500994A (en) * | 2016-10-20 | 2017-03-15 | 中国人民解放军国防科学技术大学 | Big orifice fast-response High Voltage air delivery device and gas transmission method |
| CN108533799A (en) * | 2018-06-13 | 2018-09-14 | 台州欧思托气动机械科技有限公司 | Combination valve and its valve seat and application |
| CN110906162A (en) * | 2019-11-10 | 2020-03-24 | 国网浙江省电力有限公司检修分公司 | Positive and negative pressure gas circuit switching device for gas purification filling and use method thereof |
| CN113586951A (en) * | 2021-06-02 | 2021-11-02 | 北京航天发射技术研究所 | Gas path control device and method |
| CN115773468A (en) * | 2022-10-21 | 2023-03-10 | 上海宇航系统工程研究所 | Gas supply gas circuit and gas supply method for controlling gas-liquid connector |
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