CN204008043U - Gas cylinder hydraulic pressure detection system - Google Patents
Gas cylinder hydraulic pressure detection system Download PDFInfo
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- CN204008043U CN204008043U CN201420388685.7U CN201420388685U CN204008043U CN 204008043 U CN204008043 U CN 204008043U CN 201420388685 U CN201420388685 U CN 201420388685U CN 204008043 U CN204008043 U CN 204008043U
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- valve
- gas cylinder
- hydraulic pressure
- detection system
- output terminal
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Abstract
The utility model proposes a kind of gas cylinder hydraulic pressure detection system, comprise: standard jar (1), the first valve (F7) and differential pressure pick-up (2), described the first valve (F7) and described differential pressure pick-up (2) are set up in parallel in the exit of described standard jar (1), form output terminal (3); At least one pipeline, its one end is connected with described output terminal (3), and its other end is provided with the interface (4) being connected with tested bottle (10); On the pipeline that described interface (4) is located, be also provided with the second valve; Pressurized cylinder (5) and the 3rd valve (F11), one end of described pressurized cylinder (5) is connected with described output terminal (3), and described the 3rd valve (F11) is located between described pressurized cylinder (5) and described output terminal (3); With, display device, is electrically connected to described differential pressure pick-up (2), for showing detection data.Detection system of the present utility model is simple in structure, stable, accurate to the hydraulic pressure testing result of gas cylinder.
Description
Technical field
The utility model relates to gas cylinder hydraulic pressure detection field, refers to especially a kind of gas cylinder hydraulic pressure detection system.
Background technology
The gas cylinder withstand voltage test (detecting its sealing) of doing before cylinder for liquefied gas producer dispatches from the factory at present, substantially be to gas cylinder supercharging by supercharge pump, by manual observation manometer, have or not falling situation to judge that whether qualified gas cylinder is withstand voltage, whether existence is leaked, the method is not too easily controlled for pressure precision, precision is lower, and needs a large amount of labours, basis for estimation not to have a cogency.
Utility model content
The utility model proposes a kind of gas cylinder hydraulic pressure detection system, solved the lower problem of existing storage pressure detection method precision.
The technical solution of the utility model is achieved in that
A gas cylinder hydraulic pressure detection system, comprising: standard jar, the first valve and differential pressure pick-up, and described the first valve and described differential pressure pick-up are set up in parallel the exit at described standard jar, form output terminal; At least one pipeline, its one end is connected with described output terminal, and its other end is provided with the interface being connected with tested bottle; On the pipeline of described interface, be also provided with the second valve for discharge line air; Pressurized cylinder and the 3rd valve, one end of described pressurized cylinder is connected with described output terminal, is used to water filling in described pipeline, and described the 3rd valve is located between described pressurized cylinder and described output terminal; With, display device, is electrically connected to described differential pressure pick-up, for showing detection data.
Further, in described standard jar, be provided with pressure transducer, for detection of the pressure in system, be electrically connected to described display device.
Further, in described standard jar, be also provided with temperature sensor, for detection of the temperature in system, be electrically connected to described display device.
Further, described the second valve comprises: high pressure resistant valve and common valve, be connected to described interface in turn, and described common valve communicates with outside atmosphere.
Further, also comprise: the 4th valve, be located on the pipeline between described output terminal and described interface, for controlling the circulation of described pipeline.
Further, described interface is rotary valve.
Further, described display device is display, PLC or computing machine.
The beneficial effects of the utility model are:
Detection system of the present utility model is simple in structure, stable, accurate to the hydraulic pressure testing result of gas cylinder; Control procedure is simple, and collection signal is easy; Save time, improve detection efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of an embodiment of the utility model gas cylinder hydraulic pressure detection system.
In figure:
1, standard jar; 2, differential pressure pick-up; 3, output terminal; 4, interface; 5, pressurized cylinder; F7, the first valve; F11, the 3rd valve; F12, high pressure resistant valve; F6, common valve; F8, the 4th valve.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, for according to the structural representation of some illustrative embodiment gas cylinder hydraulic pressure detection systems.
The gas cylinder hydraulic pressure detection system of some illustrative embodiment, comprising:
Standard jar 1, the first valve F7 and differential pressure pick-up 2, described the first valve F7 and described differential pressure pick-up 2 are set up in parallel in the exit of described standard jar 1, form output terminal 3;
At least one pipeline, its one end is connected with described output terminal 3, and its other end is provided with and tested bottle 10 interfaces that are connected 4; On the pipeline at described interface 4 places, be also provided with the second valve for discharge line air;
Pressurized cylinder 5 and the 3rd valve F11, one end of described pressurized cylinder 5 is connected with described output terminal 3, and the other end is connected with water source, is used to water filling in described pipeline, and described the 3rd valve F11 is located between described pressurized cylinder 5 and described output terminal 3; With,
Display device, is electrically connected to described differential pressure pick-up 2, for showing detection data.
Preferably, described interface 4 is rotary valve, is convenient to be tightly connected with tested bottle 10.
In standard jar 1 and tested bottle 10, fill with in advance water, before detection, tested bottle 10 is tightly connected with interface 4, open all valves, by pressurized cylinder 5, give system water filling, until the second valve place there are flowing out, illustrate that ducted air is discharged from entirely, closes the second valve; Continuation, to water filling in system, after certain pressure (pressure >=3.2MPa), is closed the 3rd valve F11, stops water filling; Treat that in system, pressure stability for a moment, is closed the first valve F7, start to record the data that differential pressure pick-up 2 detects, pressure reduction is no more than 5KPa conventionally.
In the gas cylinder hydraulic pressure detection system of some illustrative embodiment, in described standard jar 1, be provided with pressure transducer, for detection of the pressure in system, be electrically connected to described display device.Preferably, in tested bottle 10, be also provided with pressure transducer, whether the number of degrees that can detect differential pressure pick-up 2 are accurate.
In the gas cylinder hydraulic pressure detection system of some illustrative embodiment, in described standard jar 1, be also provided with temperature sensor, for detection of the temperature in system, be electrically connected to described display device.For guaranteeing accuracy of detection, conventionally, the temperature of test water must not be lower than 5 ℃, and the difference of itself and environment temperature is not more than 5 ℃.
In the gas cylinder hydraulic pressure detection system of some illustrative embodiment, described the second valve comprises: high pressure resistant valve F12 and common valve F6, be connected to described interface 4 places in turn, and described common valve F6 communicates with outside atmosphere.Common valve F6 is for closing and being communicated with of atmosphere, and high pressure resistant valve F12 is used for stoping system mesohigh water to flow out.
The gas cylinder hydraulic pressure detection system of some illustrative embodiment, can realize the detection to a plurality of tested bottles, be in system, to have many pipelines, therefore, gas cylinder hydraulic pressure detection system also comprises: the 4th valve F8, be located on the pipeline between described output terminal 3 and described interface 4, for controlling each pipeline, detect separately.During due to detection, each pipeline needs to detect separately, and the 4th valve F8 is for controlling the circulation of institute's metal conduit.
In the gas cylinder hydraulic pressure detection system of some illustrative embodiment, described display device is display, PLC or computing machine, when display device is display, needs manual record related data; When display device is PLC or computing machine, can automatically record related data.By gas cylinder boost and pressurize testing process in data integrity record, search factory data after convenient.
Its advantage of gas cylinder hydraulic pressure detection system in above-described embodiment is that measuring accuracy is high, has improved efficiency, with sensor, replaces manually, whether qualifiedly judging more accurately surveyed gas cylinder; Because differential pressure pick-up is generally used for side, pipeline pressure has judged whether obstruction, so leak hunting by differential pressure, is also to have started a new theory of leaking hunting.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a gas cylinder hydraulic pressure detection system, is characterized in that, comprising:
Standard jar (1), the first valve (F7) and differential pressure pick-up (2), described the first valve (F7) and described differential pressure pick-up (2) are set up in parallel in the exit of described standard jar (1), form output terminal (3);
At least one pipeline, its one end is connected with described output terminal (3), and its other end is provided with the interface (4) being connected with tested bottle (10); On the pipeline that described interface (4) is located, be also provided with the second valve for discharge line air;
Pressurized cylinder (5) and the 3rd valve (F11), one end of described pressurized cylinder (5) is connected with described output terminal (3), be used to water filling in described pipeline, described the 3rd valve (F11) is located between described pressurized cylinder (5) and described output terminal (3); With,
Display device, is electrically connected to described differential pressure pick-up (2), for showing detection data.
2. gas cylinder hydraulic pressure detection system according to claim 1, is characterized in that, described standard jar is provided with pressure transducer in (1), for detection of the pressure in system, is electrically connected to described display device.
3. gas cylinder hydraulic pressure detection system according to claim 1, is characterized in that, described standard jar is also provided with temperature sensor in (1), for detection of the temperature in system, is electrically connected to described display device.
4. gas cylinder hydraulic pressure detection system according to claim 1, it is characterized in that, described the second valve comprises: high pressure resistant valve (F12) and common valve (F6), and be connected to described interface (4) in turn and locate, described common valve (F6) communicates with outside atmosphere.
5. gas cylinder hydraulic pressure detection system according to claim 1, is characterized in that, also comprises: the 4th valve (F8), be located on the pipeline between described output terminal (3) and described interface (4), for controlling the circulation of described pipeline.
6. gas cylinder hydraulic pressure detection system according to claim 1 or 5, is characterized in that, described interface (4) is rotary valve.
7. according to the gas cylinder hydraulic pressure detection system described in claim 1,2 or 3, it is characterized in that, described display device is display, PLC or computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420388685.7U CN204008043U (en) | 2014-07-14 | 2014-07-14 | Gas cylinder hydraulic pressure detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420388685.7U CN204008043U (en) | 2014-07-14 | 2014-07-14 | Gas cylinder hydraulic pressure detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204008043U true CN204008043U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420388685.7U Expired - Fee Related CN204008043U (en) | 2014-07-14 | 2014-07-14 | Gas cylinder hydraulic pressure detection system |
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| Country | Link |
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| CN (1) | CN204008043U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768661A (en) * | 2016-12-14 | 2017-05-31 | 衡阳市力源动力制造有限公司 | A kind of hydraulic pressure testing equipment for detecting the pressure-bearing parts of submersible motor |
-
2014
- 2014-07-14 CN CN201420388685.7U patent/CN204008043U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768661A (en) * | 2016-12-14 | 2017-05-31 | 衡阳市力源动力制造有限公司 | A kind of hydraulic pressure testing equipment for detecting the pressure-bearing parts of submersible motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20160714 |