CN204739419U - Explode gaseous automatic replacement system of thermoelastic - Google Patents
Explode gaseous automatic replacement system of thermoelastic Download PDFInfo
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- CN204739419U CN204739419U CN201520461645.5U CN201520461645U CN204739419U CN 204739419 U CN204739419 U CN 204739419U CN 201520461645 U CN201520461645 U CN 201520461645U CN 204739419 U CN204739419 U CN 204739419U
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Abstract
The utility model relates to a chemical industry equipment field provides an explode gaseous automatic replacement system of thermoelastic to solve the present relatively poor problem of leakproofness of exploding in the thermoelastic gaseous substitute mode inefficiency and replacement device, this system includes first solenoid valve, second solenoid valve, third solenoid valve, pressure sensor, aerating device, exhaust apparatus, evacuating device, controller. The utility model provides a gaseous purity after technical scheme degree of automation height, convenient operation, the replacement is high.
Description
Technical field
The utility model relates to field of chemical equipment, particularly one quick-fried thermoelastic gas automatic replacing system.
Background technique
Before Explosive Heat test, need to replace the gas in the cavity volume of quick-fried thermoelastic, to guarantee the gas component Pass Test requirement in quick-fried thermoelastic.At present, in quick-fried thermoelastic, gas displacement mainly adopts manual mode, owing to needing repeatedly to replace different gas components, therefore need repeatedly to connect or dismantle the pipeline between quick-fried thermoelastic and different component gas cylinder, working efficiency is lower, and in gas displacement process, is easily mixed into other gases, cause gas component purity in body not high, cause the gas component in quick-fried thermoelastic not meet test requirements document.
Model utility content
[technical problem that will solve]
The purpose of this utility model is to provide a kind of quick-fried thermoelastic gas automatic replacing system, to solve the poor problem of the sealing that is low and replacing system of gas displacement mode efficiency in current quick-fried thermoelastic.
[technological scheme]
The utility model is achieved through the following technical solutions.
The utility model relates to a kind of quick-fried thermoelastic gas automatic replacing system, and this system comprises the first solenoid valve, the second solenoid valve, the 3rd solenoid valve, pressure transducer, inflator, venting gas appliance, vacuum pumping device, controller,
The inlet end of described first solenoid valve is connected with inflator, the outlet side of described second solenoid valve is connected with vacuum pump, the outlet side of described 3rd solenoid valve is connected with venting gas appliance, described controller is connected with the control end of the first solenoid valve, the control end of the second solenoid valve, the control end of the 3rd solenoid valve, the output terminal of pressure transducer, the control end of vacuum pumping device respectively, and the outlet side of described first solenoid valve, the inlet end of the second solenoid valve, the inlet end of the 3rd solenoid valve, the input end of pressure transducer are connected by connecting body.
As one preferred embodiment, described controller comprises judge module and respond module, described judge module is configured to judge whether the pressure of gas in connecting body reaches predetermined threshold value according to the output signal of pressure transducer, and described respond module is configured to the control end state, the control end state of the second solenoid valve, the control end state of the 3rd solenoid valve that set the first solenoid valve according to different predetermined threshold value.
As another preferred embodiment, described first solenoid valve, the second solenoid valve and the 3rd solenoid valve are Unidirectional solenoid valve.
As another preferred embodiment, described connecting body is connecting plate or integrated package.
As another preferred embodiment, described controller is single-chip microcomputer or PLC.
As another preferred embodiment, described inflator is gas cylinder.
As another preferred embodiment, described gas cylinder is nitrogen bottle or oxygen cylinder.
As another preferred embodiment, described venting gas appliance is gas bottle or outlet valve.
As another preferred embodiment, described vacuum means is set to vacuum pump.
As another preferred embodiment, described system also comprises the rapid pipe joint be connected with connecting body, and described rapid pipe joint is connected with quick-fried thermoelastic.
[beneficial effect]
The technological scheme that the utility model proposes has following beneficial effect:
(1) system that provides of the utility model can accurately initialization system gas injection pressure and degree of vacuum, and accurately control gas displacement number of times, and therefore automaticity of the present utility model is high.
(2), when the system adopting the utility model to provide carries out gas displacement, each need by quick being connected of high-pressure air pipe with quick-fried thermoelastic gas displacement valve, and each operation used time only needs tens seconds, and therefore the utility model is easy to operate.
(3) due to solenoid valve vacuum leakproofness and resistance to pressure excellent, can gas be effectively avoided to mix the system of entering, and Unidirectional solenoid valve is when can guarantee gas discharging, air cannot enter system, therefore, time by adopting system provided by the utility model to carry out gas displacement, the gas purity after displacement is high.
Accompanying drawing explanation
The structured flowchart of the quick-fried thermoelastic gas automatic replacing system that Fig. 1 provides for embodiment one of the present utility model.
Fig. 2 is the method flow diagram of the quick-fried thermoelastic gas displacement of GB GJB-772A regulation.
Replacing system in the employing embodiment one that Fig. 3 provides for embodiment two of the present utility model carries out the flow chart of the method for gas displacement.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearly, below in conjunction with accompanying drawing, clear, complete description is carried out to embodiment of the present utility model, obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiment, neither to restriction of the present utility model.Based on embodiment of the present utility model, those of ordinary skill in the art, not paying the every other embodiment obtained under creative work prerequisite, belong to protection domain of the present utility model.
The structured flowchart of the quick-fried thermoelastic gas automatic replacing system that Fig. 1 provides for the utility model embodiment one.As shown in Figure 1, quick-fried thermoelastic gas automatic replacing system 1 comprises solenoid valve 11, solenoid valve 12, solenoid valve 13, pressure transducer 14, nitrogen bottle 15, vacuum pump 16, outlet valve 17, controller 18, integrated package 19, rapid pipe joint 20.Solenoid valve 11, solenoid valve 12 and solenoid valve 13 are Unidirectional solenoid valve.Solenoid valve 11, solenoid valve 12, solenoid valve 13, pressure transducer 14 are linked together by integrated package 19.Need to illustrate, in the present embodiment, integrated package 19 is nonstandard processing, designs according to real needs.
The inlet end of solenoid valve 11 is connected with nitrogen bottle 15, and its outlet side is connected with integrated package 19, and its control end is connected with controller 18.Connection or the closedown of controller 18 by driving the control end of solenoid valve 11 to reach the valve of Controlling solenoid valve 11.Particularly, after valve is connected, nitrogen bottle 15 is communicated with integrated package 19.
The outlet side of solenoid valve 12 is connected with vacuum pump 16, and its inlet end is connected with integrated package 19, and its control end is connected with controller 18.Controller 18, by the connection or the closedown that drive the control end of solenoid valve 12 to reach the valve of Controlling solenoid valve 12, controls vacuum pump 16 by controller 18 and starts to vacuumize or stop to vacuumize.
The outlet side of solenoid valve 13 is connected with outlet valve 17, and its inlet end is connected with integrated package 19, and its control end is connected with controller 18.Connection or the closedown of controller 18 by driving the control end of solenoid valve 13 to reach the valve of Controlling solenoid valve 13.
The input end of pressure transducer 14 is connected with integrated package 19, and its output terminal is connected with controller 18.
Controller 18 comprises judge module and respond module, whether the pressure that judge module is configured to the gas judged in the quick-fried thermoelastic that is connected with integrated package 19 according to the output signal of pressure transducer 14 reaches predetermined threshold value and judges the gas displacement frequency threshold value whether gas displacement cycle-index reaches default, respond module is configured to the control end state according to different predetermined threshold value setting solenoid valve 11, the control end state of solenoid valve 12, the control end state of solenoid valve 13, the connection or closedown that control its valve can be reached by the state setting the control end of each solenoid valve.Need to illustrate, predetermined threshold value here comprises degree of vacuum threshold value, nitrogen pressure threshold value, gas displacement frequency threshold value.Particularly, the controller 18 in the present embodiment is specially PLC.
The present embodiment selects nitrogen bottle 15 as inflator, when needs pour into other gases, corresponding gas cylinder also can be selected as inflator, such as oxygen cylinder.
The present embodiment select outlet valve 17 as venting gas appliance, in addition, also can choice set gas cylinder as venting gas appliance.
Need in addition to illustrate, when the system adopting the present embodiment to provide carries out gas displacement, first need the quick-fried thermoelastic gas automatic replacing system 1 provided by the present embodiment to be connected with quick-fried thermoelastic 2 by rapid pipe joint 20.
Adopting the system in embodiment one to carry out the method for gas displacement can with reference to following concrete grammar embodiment, embodiment two provides the replacing system in a kind of embodiment of employing one to carry out the method for gas displacement, the method is used for vacuumizing and nitrogen injection quick-fried thermoelastic 2, according to the requirement of GB GJB-772A, quick-fried thermoelastic gas displacement need vacuumize, the processes such as nitrogen injection, particularly, complete a gas displacement flow process as shown in Figure 2, according to the gas displacement flow process of national regulations, Fig. 3 gives the method adopting the replacing system in embodiment one to carry out gas displacement, as shown in Figure 3, the method comprises:
Step S1: initialization.
Particularly, first quick-fried thermoelastic gas automatic replacing system 1 is connected with quick-fried thermoelastic 2 by rapid pipe joint 20; Then arrange degree of vacuum threshold value for-0.095MPa, nitrogen pressure threshold value be 1.5MPa, gas displacement frequency threshold value is 3, needs to illustrate, gas displacement frequency threshold value should to be greater than etc. 3.
Step S2: vacuumize.
By controller 18, the valve open of solenoid valve 12 is controlled vacuum pump 16 and starts to vacuumize, when degree of vacuum reaches default degree of vacuum threshold value-0.095MPa, by the valve closing of controller 18 by solenoid valve 12, and control vacuum pump 16 and stop vacuumizing.
Step S3: inflated with nitrogen.
By the valve open of controller 18 by solenoid valve 11, nitrogen bottle 15 starts to pour into nitrogen, and when the atmospheric pressure in the quick-fried thermoelastic 2 be connected with integrated package 19 reaches nitrogen pressure threshold value 1.5MPa, the valve of shut electromagnetic valve 11, nitrogen bottle 15 stops perfusion nitrogen.
Step S4: deoxygenation.
By the valve open of controller 18 by solenoid valve 13, outlet valve 17 starts to discharge nitrogen, and when the atmospheric pressure in the quick-fried thermoelastic 2 be connected with integrated package 19 and outside atmosphere pressure balanced, solenoid valve 13 cuts out, and completes gas displacement circulation.
Step S5: terminate.
Repeat step S2 to S4, until gas displacement number of times reaches gas displacement frequency threshold value.Needing to illustrate, in order to realize different process requirements, also by arranging the threshold pressure that stops gas displacement circulation, when the atmospheric pressure in the quick-fried thermoelastic 2 be connected with integrated package 19 reaches this threshold pressure, gas displacement can be stopped.
As can be seen from the above embodiments, the system that the utility model embodiment one provides can accurately initialization system gas injection pressure and degree of vacuum, and accurately control gas displacement number of times, and therefore automaticity of the present utility model is high; In addition, when the system adopting the utility model embodiment one to provide carries out gas displacement, each need by quick being connected of high-pressure air pipe with quick-fried thermoelastic gas displacement valve, and each operation used time only needs tens seconds, and therefore the utility model is easy to operate; Finally, due to solenoid valve vacuum leakproofness and resistance to pressure excellent, can gas be effectively avoided to mix the system of entering, and Unidirectional solenoid valve is when can guarantee gas discharging, air cannot enter system, therefore, time by adopting system provided by the utility model to carry out gas displacement, the gas purity after displacement is high.
Claims (10)
1. a quick-fried thermoelastic gas automatic replacing system, is characterized in that comprising the first solenoid valve, the second solenoid valve, the 3rd solenoid valve, pressure transducer, inflator, venting gas appliance, vacuum pumping device, controller,
The inlet end of described first solenoid valve is connected with inflator, the outlet side of described second solenoid valve is connected with vacuum pump, the outlet side of described 3rd solenoid valve is connected with venting gas appliance, described controller is connected with the control end of the first solenoid valve, the control end of the second solenoid valve, the control end of the 3rd solenoid valve, the output terminal of pressure transducer, the control end of vacuum pumping device respectively, and the outlet side of described first solenoid valve, the inlet end of the second solenoid valve, the inlet end of the 3rd solenoid valve, the input end of pressure transducer are connected by connecting body.
2. quick-fried thermoelastic gas automatic replacing system according to claim 1, it is characterized in that described controller comprises judge module and respond module, described judge module is configured to judge whether the pressure of gas in connecting body reaches predetermined threshold value according to the output signal of pressure transducer, and described respond module is configured to the control end state, the control end state of the second solenoid valve, the control end state of the 3rd solenoid valve that set the first solenoid valve according to different predetermined threshold value.
3. quick-fried thermoelastic gas automatic replacing system according to claim 1, is characterized in that described first solenoid valve, the second solenoid valve and the 3rd solenoid valve are Unidirectional solenoid valve.
4. quick-fried thermoelastic gas automatic replacing system according to claim 1, is characterized in that described connecting body is connecting plate or integrated package.
5., according to described quick-fried thermoelastic gas automatic replacing system arbitrary in Claims 1-4, it is characterized in that described controller is single-chip microcomputer or PLC.
6., according to described quick-fried thermoelastic gas automatic replacing system arbitrary in Claims 1-4, it is characterized in that described inflator is gas cylinder.
7. quick-fried thermoelastic gas automatic replacing system according to claim 6, is characterized in that described gas cylinder is nitrogen bottle or oxygen cylinder.
8., according to described quick-fried thermoelastic gas automatic replacing system arbitrary in Claims 1-4, it is characterized in that described venting gas appliance is gas bottle or outlet valve.
9., according to described quick-fried thermoelastic gas automatic replacing system arbitrary in Claims 1-4, it is characterized in that described vacuum means is set to vacuum pump.
10., according to described quick-fried thermoelastic gas automatic replacing system arbitrary in Claims 1-4, characterized by further comprising the rapid pipe joint be connected with connecting body, described rapid pipe joint is connected with quick-fried thermoelastic.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461645.5U CN204739419U (en) | 2015-06-30 | 2015-06-30 | Explode gaseous automatic replacement system of thermoelastic |
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| CN201520461645.5U CN204739419U (en) | 2015-06-30 | 2015-06-30 | Explode gaseous automatic replacement system of thermoelastic |
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| CN204739419U true CN204739419U (en) | 2015-11-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594522A (en) * | 2016-12-21 | 2017-04-26 | 成都国珈星际固态锂电科技有限公司 | System for intelligently controlling gas emission |
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2015
- 2015-06-30 CN CN201520461645.5U patent/CN204739419U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594522A (en) * | 2016-12-21 | 2017-04-26 | 成都国珈星际固态锂电科技有限公司 | System for intelligently controlling gas emission |
| CN106594522B (en) * | 2016-12-21 | 2019-05-28 | 成都国珈星际固态锂电科技有限公司 | A kind of system of intelligent control gas discharge |
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Effective date of registration: 20210923 Address after: No.1, kekecheng Avenue, Youxian District, Mianyang City, Sichuan Province Patentee after: SICHUAN HAOKANG TECHNOLOGY Co.,Ltd. Address before: Mianyang City, Sichuan Province, 621000 Mountain Road No. 64 Patentee before: INSTITUTE OF CHEMICAL MATERIALS OF CHINA ACADEMY OF ENGINEERING AND PHYSICS |