CN102818680A - Pressure testing device - Google Patents
Pressure testing device Download PDFInfo
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- CN102818680A CN102818680A CN2012102978202A CN201210297820A CN102818680A CN 102818680 A CN102818680 A CN 102818680A CN 2012102978202 A CN2012102978202 A CN 2012102978202A CN 201210297820 A CN201210297820 A CN 201210297820A CN 102818680 A CN102818680 A CN 102818680A
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Abstract
The invention discloses a pressure testing device. During the air pressure test, a workpiece only needs to be artificially connected with a pressure applying system, then, personnel can go far away the workpiece part and manually start a power supply switch of a controller, the controller can automatically call out the internal pressure test parameters, in addition, the pressure applying system is controlled to carry out inflation, pressure preservation, leakage testing and deflation work on the workpiece by the controller according to the parameters, meanwhile, the controller carries out analysis processing on test data and stores the test data in the test process, after the test is completed, and the controller controls printing equipment connected with the controller to automatically print the test data analyzed, processed and stored by the controller. Therefore, the pressure testing device provided by the invention has the advantages that in the test process, the personnel and workpiece separation and the pressure test automation are realized, the personnel safety is ensured, meanwhile, the parameter operation and the subsequent analysis processing are respectively controlled by the controller, finally, the printing is carried out by the printing equipment, and the accuracy of test data is ensured.
Description
Technical field
The present invention relates to the pressure vessel technology field, particularly a kind of safe and reliable pressure testing device.
Background technology
The purpose of the withstand voltage test of container is the bulk strength and the reliability of inspecting containers, general workmanship, the intensity of each pressure parts and the sealing property of rigidity, welding joint and each joint face etc. that adopt the test medium integrated survey container that is higher than design pressure.
One type of gas pressure test is arranged in the prior art, is to be the withstand voltage test of medium with air or other inert gases.Present gas pressure test generally adopts artificial the completion, promptly needs manual inflation, artificial pressurize, artificial leak detection, artificial pressure release.
According to the GB requirement, the pressure of gas pressure test need slowly rise and satisfy the curve requirement, finally reaches test pressure.
Yet in the process of manual work completion gas pressure test, there is following shortcoming:
1, potential safety hazard: at first,, artificial in inflation, pressure maintaining period according to the gas pressure test curve; Need pay close attention to manometric situation constantly, when workpiece reached design pressure, employee and checker need hunt leak to workpiece; Kept 30 minutes; This section period personnel and workpiece are close contacts, do not have any safeguard measure, have very big potential safety hazard; Secondly, connect manometric pressure composite table flexible pipe and belong to consumable accessory, the employee needs the manometric reading of close-ups in the gas replenishment process, and there is great potential safety hazard in the operative employee if the flexible pipe damage can be injured; Employee of gas pressure test process need checks tensimeter, and an employee controls air valve, if do not work good, will cause hypertonia, has potential safety hazard.
2, data accuracy is low: in the process of slowly boosting, owing to manually-operated, can't guarantee the accuracy of data; After pressure test finishes, need fill in the pressure test inspection sheet according to data result, and curve plotting, data accuracy is not controlled.
Therefore, how a kind of pressure testing device is provided, realizes separating and the robotization of pressure test of people and workpiece, the accuracy of assurance personal security and experimental data is the technical matters that those skilled in the art need solution badly.
Summary of the invention
In view of this, the technical matters that the present invention will solve is for providing a kind of pressure testing device, can realize separating and the robotization of pressure test of people and workpiece, thereby guarantees the accuracy of personal security and experimental data.
For solving the problems of the technologies described above, the invention provides a kind of pressure testing device, comprising:
The compression system that can be connected with workpiece;
Inside have the pressure test parameter and according to said pressure test parameter control said compression system to workpiece inflate, the controller of pressurize, the work of leaking hunting, exit, said controller can carry out analyzing and processing and storage to the test figure in the process of the test;
With the PRN device that the output interface of said controller links to each other, said controller is controlled said PRN device and is printed said test figure automatically.
Preferably, in the above-mentioned pressure testing device, said compression system comprises:
Source of the gas;
One end is connected with said source of the gas, the loading line that the other end is connected with said workpiece;
The blowdown piping that is connected with said workpiece;
The opening and closing of the gas filling valve of said loading line and the air release of said blowdown piping are controlled by said controller all.
Preferably, in the above-mentioned pressure testing device, said loading line and said workpiece are a plurality of and corresponding one by one the setting.
Preferably, in the above-mentioned pressure testing device, also comprise warning system, said warning system comprises and each workpiece alarm lamp one to one, and when leaking appears when leaking hunting in said workpiece, said alarm lamp sends the light caution.
Preferably, in the above-mentioned pressure testing device, also comprise the room body that is used for place work piece, said controller is arranged on the external side in said room.
Preferably, in the above-mentioned pressure testing device, offer door on the said room body, said controller is controlled said door and is opened and closed automatically.
Preferably, in the above-mentioned pressure testing device, also comprise being arranged on the inner supervising device of said room body.
Preferably, in the above-mentioned pressure testing device, said supervising device is a camera.
Preferably, in the above-mentioned pressure testing device, said controller also comprises display system, and said display system can dynamically show the test figure in the process of the test.
Preferably, in the above-mentioned pressure testing device, also comprise the tensimeter that is arranged on the said workpiece.
With respect to prior art, technique effect of the present invention is:
Pressure testing device provided by the invention; Comprise the pressure testing system that can be connected with workpiece; Inside have the pressure test parameter and according to this pressure test parameter control above-mentioned pressure testing system to workpiece inflate, the controller of pressurize, the work of leaking hunting, exit, this controller can carry out analyzing and processing and storage to the test figure in the process of the test; With the PRN device that the output interface of this controller links to each other, the test figure of the automatic print control unit storage of this controller control PRN device.
Pressure testing device provided by the invention when carrying out gas pressure test, only needs manual work that workpiece is linked to each other with compression system; Personnel just can be away from the workpiece place then; Manually boot the power switch of controller, controller just accesses the pressure inside test parameters automatically, and according to this parameter control compression system to workpiece inflate, pressurize, leak hunting, venting work; Meanwhile, controller carries out analyzing and processing and storage to the test figure in the process of the test; Accomplish when test, controller is controlled the test figure that the PRN device that is attached thereto is printed via controller analyzing and processing and storage automatically.
Can know; Pressure testing device provided by the invention in the process that makes an experiment, has been realized separating and the robotization of pressure test of people and workpiece; Guarantee personal security; The operation of parameter and subsequent analysis are handled simultaneously all has controller control, prints through PRN device at last, has guaranteed the accuracy of experimental data.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is embodiments of the invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to the accompanying drawing that provides.
Fig. 1 is the structural representation of pressure testing device provided by the invention;
Fig. 2 is the circuit control synoptic diagram of pressure testing device provided by the invention.
Among the last figure, the corresponding relation between Reference numeral and the component names is:
1 workpiece; 2 controllers; 21 output interfaces; 31 sources of the gas; 32 loading lines; 33 blowdown pipings; 4 room bodies; 5 doors; 6 supervising devices.
Embodiment
Core of the present invention is for providing a kind of pressure testing device, and that realizes people and workpiece separates and the robotization of pressure test the accuracy of assurance personal security and experimental data.
In order to make those skilled in the art understand technical scheme of the present invention better, the present invention is done further detailed description below in conjunction with accompanying drawing and specific embodiment.Obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Please refer to Fig. 1, Fig. 1 is the structural representation of pressure testing device provided by the invention.
As shown in Figure 1; The pressure testing device that the embodiment of the invention provides; Comprise the compression system that can be connected with workpiece 1; Inside have the pressure test parameter and according to this pressure test parameter control above-mentioned compression system to workpiece 1 inflate, the controller 2 of pressurize, the work of leaking hunting, exit, this controller 2 can carry out analyzing and processing and storage to the test figure in the process of the test; With the PRN device that the output interface 21 of this controller 2 links to each other, the test figure of automatic print control unit 2 storages of these controller 2 control PRN devices.
Pressure testing device provided by the invention when carrying out gas pressure test, only needs manual work that workpiece 1 is linked to each other with compression system; Personnel just can be away from workpiece 1 place then; Manually boot the power switch of controller 2, controller 2 just accesses the pressure inside test parameters automatically, and according to this parameter control compression system to workpiece 1 inflate, pressurize, leak hunting, venting work; Meanwhile, the test figure in 2 pairs of processs of the test of controller is carried out analyzing and processing and storage; When the test completion, the PRN device that controller 2 controls are attached thereto is printed the test figure of via controller 2 analyzing and processing and storage automatically.
Can know; Pressure testing device provided by the invention in the process that makes an experiment, has been realized separating and the robotization of pressure test of people and workpiece 1; Guarantee personal security; The operation of parameter and subsequent analysis are handled simultaneously all has controller 2 controls, prints through PRN device at last, has guaranteed the accuracy of experimental data.
Need to prove that the pressure test parameter in the controller is adaptive one by one with type, controller can access corresponding pressure test parameter according to type, carries out the pressure testing test; If for certain type, corresponding pressure test parameter is not stored in controller inside, can be according to the manual corresponding pressure test parameter of input of designing requirement, and controller can be stored it, so that this and later each time pressure testing access when testing.
Particularly; Above-mentioned compression system comprises that source of the gas 31, an end are connected with source of the gas 31; The loading line 32 that the other end is connected with workpiece 1, the blowdown piping 33 that is connected with workpiece 1, and the control of all controlled device 2 of opening and closing of the air release of the gas filling valve of this loading line 32 and blowdown piping 33.Can know that when pressing the power switch of controller 2, controller 2 will access the pressure test parameter of its storage inside automatically; Meanwhile control gas filling valve and open, make that the gas in the source of the gas 31 flows into workpiece 1 from loading line 32, make that the pressure in the workpiece 1 slowly rises according to the pressure test parameter; Up to testing pressure, controller 2 control gas admittance valves cut out and carry out pressurize, in the time period of pressurize, workpiece 1 are leaked hunting; Detect its impermeability; Control air release at last and open, the gas in the control workpiece 1 is discharged through blowdown piping 33, and the pressure in the workpiece 1 is reduced to normal pressure.
Further, above-mentioned loading line 32 and workpiece 1 are a plurality of, and corresponding one by one the setting.Be that the present invention can carry out gas pressure test to a plurality of workpiece 1 simultaneously, particularly, in a kind of specific embodiment that the present invention offers; Loading line 32 is 4 with workpiece 1, and corresponding one by one the setting, can link to each other respectively at 4 different sources of the gas 31 for 4 loading lines 32; Source of the gas 31 by is separately carried gas for it; Also can adopt same source of the gas 31 to adopt part flow arrangement, deliver the gas to 4 loading lines 32, in the workpiece 1 that is delivered to 4 loading lines, 32 correspondences.
In order further to optimize technique scheme, the present invention also comprises warning system, and this warning system comprises and each workpiece 1 alarm lamp one to one that because impermeability is bad, when leakage phenomenon occurring, this alarm lamp sends the light caution in workpiece 1 is leaking hunting process.Controller 2 is controlled these workpiece 1 bleeds simultaneously, thereby judges that this workpiece 1 is defective.
The people thoroughly separates with workpiece 1 in the pressure test process in order to be implemented in; The present invention also comprises the room body 4 that is used for place work piece 1; Controller 2 is arranged on the outside of room body 4, and controller 2 places that promptly people is in room body 4 outsides in the pressure test process control, and workpiece 1 is arranged in room body 4 and makes an experiment; The people thoroughly separates with workpiece 1, has further guaranteed operating personnel's personal safety.
Further, offer door 5 on this room body 4, and controller 2 can control opening and closing automatically of door 5, particularly, door 5 is interlocked with compression system, and after controller 2 control compression system were opened running, door 5 was closed automatically; Work as off-test, controller 2 control compression system are closed back door 5 and are opened automatically, and operating personnel can get into room body 4 inside, and workpiece 1 is released.The quantity of door 5 is not limited to, and can be two for one yet, is preferably two among the present invention, is opened in the relative both sides of room body 4 respectively.Because room body 4 is to be based upon on the streamline, this set mode has made things convenient for workpiece 1 to get into room body 4 from a last operation, and has entered into subsequent processing from the door 5 of opposite side.
In order further to improve security performance of the present invention; The present invention also comprises the supervising device 6 that is arranged on room body 4 inside, can be camera particularly, can before pressure test begins, monitor room body 4 inner preparations; There is the people to stay if find; Will notify personnel to withdraw, guarantee in the room body 4 unmanned after, the power supply of opening controller 2 again.All does not limit to the installation quantity and the installation site of camera, as long as can monitor the situation in the room body, particularly; Among the present invention; 4 cameras are installed in the room body, lay respectively at 4 drift angle places of room body 4, realized overall monitor room body 4 inside.
In the pressure testing device that provides among the present invention, controller 2 also comprises display system, and this display system can dynamically show the test figure in the process of the test.Make in the entire test to clearly illustrate workpiece 1 pressure inside situation of change in each stage out comprehensively, be convenient to the monitoring of process of the test.
Further, the present invention also comprises the tensimeter that body 4 outsides in room is set and is connected with workpiece 1.If operational excellence of the present invention, its pressure value should be consistent with manometric numerical value, in case the present invention is broken down, its pressure value just can be different from manometric numerical value, thereby can detect ruuning situation of the present invention.
Each embodiment adopts the mode of going forward one by one to describe in this instructions, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Used concrete example among this paper principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (10)
1. a pressure testing device is characterized in that, comprising:
The compression system that can be connected with workpiece (1);
Inside have the pressure test parameter and according to said pressure test parameter control said compression system to workpiece (1) inflate, the controller (2) of pressurize, the work of leaking hunting, exit, said controller (2) can carry out analyzing and processing and storage to the test figure in the process of the test;
With the PRN device that the output interface (21) of said controller (2) links to each other, the said PRN device of said controller (2) control is printed said test figure automatically.
2. pressure testing device according to claim 1 is characterized in that, said compression system comprises:
Source of the gas (31);
One end is connected with said source of the gas (31), the loading line (32) that the other end is connected with said workpiece (1);
The blowdown piping (33) that is connected with said workpiece (1);
The opening and closing of the air release of the gas filling valve of said loading line (32) and said blowdown piping (33) all receive said controller (2) control.
3. pressure testing device according to claim 2 is characterized in that, said loading line (32) and said workpiece (1) are a plurality of and corresponding one by one the setting.
4. pressure testing device according to claim 3 is characterized in that, also comprises warning system, and said warning system comprises and each workpiece alarm lamp one to one, and when leaking appears when leaking hunting in said workpiece (1), said alarm lamp sends the light caution.
5. pressure testing device according to claim 1 is characterized in that, also comprises the room body (4) that is used for place work piece (1), and said controller (2) is arranged on said room body (4) outside.
6. pressure testing device according to claim 4 is characterized in that, offers door (5) on the said room body (4), and said controller (2) is controlled said door (5) and opened and closed automatically.
7. pressure testing device according to claim 5 is characterized in that, also comprises being arranged on the inner supervising device (6) of said room body (4).
8. pressure testing device according to claim 6 is characterized in that, said supervising device (6) is a camera.
9. pressure testing device according to claim 1 is characterized in that, said controller (2) also comprises display system, and said display system can dynamically show the test figure in the process of the test.
10. according to each described pressure testing device of claim 1-9, it is characterized in that, also comprise the tensimeter that is arranged on said room body (4) outside and is connected with set workpiece (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102978202A CN102818680A (en) | 2012-08-20 | 2012-08-20 | Pressure testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102978202A CN102818680A (en) | 2012-08-20 | 2012-08-20 | Pressure testing device |
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| CN102818680A true CN102818680A (en) | 2012-12-12 |
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| CN2012102978202A Pending CN102818680A (en) | 2012-08-20 | 2012-08-20 | Pressure testing device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103487213A (en) * | 2013-09-17 | 2014-01-01 | 新兴能源装备股份有限公司 | Dewar jar ten-way pressure testing device |
| CN104075070A (en) * | 2013-03-26 | 2014-10-01 | 珠海格力电器股份有限公司 | An inflating device |
| CN105823608A (en) * | 2016-03-28 | 2016-08-03 | 中车青岛四方机车车辆股份有限公司 | Test device for detecting the airtight of framework air chamber |
| CN106932158A (en) * | 2017-04-11 | 2017-07-07 | 湖北三江航天江河化工科技有限公司 | A kind of gas check |
| CN109342100A (en) * | 2018-11-29 | 2019-02-15 | 中石化四机石油机械有限公司 | Frac system pressure testing control method |
| CN111024323A (en) * | 2019-11-29 | 2020-04-17 | 长春市汇腾机电设备有限公司 | Pure electric vehicles power battery package gas tightness detector |
| CN111024323B (en) * | 2019-11-29 | 2024-06-04 | 奥莱特汽车科技有限公司 | Air tightness detector for power battery pack of pure electric automobile |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104075070A (en) * | 2013-03-26 | 2014-10-01 | 珠海格力电器股份有限公司 | An inflating device |
| CN104075070B (en) * | 2013-03-26 | 2017-08-11 | 珠海格力电器股份有限公司 | Aerating device |
| CN103487213A (en) * | 2013-09-17 | 2014-01-01 | 新兴能源装备股份有限公司 | Dewar jar ten-way pressure testing device |
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| CN106932158A (en) * | 2017-04-11 | 2017-07-07 | 湖北三江航天江河化工科技有限公司 | A kind of gas check |
| CN109342100A (en) * | 2018-11-29 | 2019-02-15 | 中石化四机石油机械有限公司 | Frac system pressure testing control method |
| CN111024323A (en) * | 2019-11-29 | 2020-04-17 | 长春市汇腾机电设备有限公司 | Pure electric vehicles power battery package gas tightness detector |
| CN111024323B (en) * | 2019-11-29 | 2024-06-04 | 奥莱特汽车科技有限公司 | Air tightness detector for power battery pack of pure electric automobile |
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Application publication date: 20121212 |