CN218349914U - Portable gas taking device - Google Patents
Portable gas taking device Download PDFInfo
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- CN218349914U CN218349914U CN202221854586.4U CN202221854586U CN218349914U CN 218349914 U CN218349914 U CN 218349914U CN 202221854586 U CN202221854586 U CN 202221854586U CN 218349914 U CN218349914 U CN 218349914U
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- solenoid valve
- way solenoid
- gas
- pipeline
- syringe
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Abstract
The utility model discloses a portable gas taking device, the main content is: the fixing base is installed on the shell inner wall left surface, get the gas syringe and install on the fixing base, piston propulsion unit installs in getting the gas syringe, it is connected with second one-way solenoid valve and fifth one-way solenoid valve respectively to get the gas syringe export through the pipeline, the oil extraction pipe is connected with first one-way solenoid valve through the pipeline, first one-way solenoid valve, third one-way solenoid valve and fifth one-way solenoid valve are all connected with gas flow meter through the pipeline, gas flow meter passes through the pipeline and is connected with fourth one-way solenoid valve, it installs in fourth one-way solenoid valve exit to get the gas pipe, second one-way solenoid valve and third one-way solenoid valve are all connected with waste oil collector through the pipeline, waste oil collector installs on the inboard bottom surface of casing. The utility model discloses the operation is reliable and stable, can get gas fast, through the structure of mutually supporting of gas flowmeter and solenoid valve, has solved that sampling speed is slow, the sample has the problem of deviation.
Description
Technical Field
The utility model relates to an electric power system off-line measuring technical field, specifically speaking, in particular to portable gas device of getting.
Background
The gas component content needs to be detected in the operation of oil-filled equipment of a transformer substation or a power transmission and distribution line, the gas component content can reflect the severity of internal faults of the equipment, and the method has important guiding significance for condition maintenance, is favorable for reasonably arranging production maintenance and ensures the safe operation of the equipment and a power grid. In the off-line test, samples need to be collected in advance, and according to the investigation, the method for collecting the gas samples of the oil-filled equipment used in the national power grid limited company system is manual collection, and the method is slow in collection speed; because different collection personnel exist sampling deviation, the test result is influenced, and the possibility of misjudging the equipment state exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed at, disclose a portable gas device of getting, its operation is reliable and stable, can get gas fast, through the structure of gas flowmeter and solenoid valve mutually supporting, has solved that sampling speed is slow, the sample has the problem of deviation.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a portable gas taking device, includes oil extraction pipe, gets trachea, first one way solenoid valve, second one way solenoid valve, third one way solenoid valve, fourth one way solenoid valve, power supply and logic control module, waste oil collector, gets gas syringe, fixing base, piston propulsion unit, gas flowmeter, fifth one way solenoid valve and casing, fixing base fixed mounting is on the shells inner wall left surface, it installs on the fixing base to get gas syringe fixed mounting, piston propulsion unit installs in getting gas syringe, it passes through the pipeline to be connected with second one way solenoid valve and fifth one way solenoid valve respectively to get gas syringe export, the oil extraction pipe passes through the pipeline and is connected with first one way solenoid valve, third one way solenoid valve and fifth one way solenoid valve all pass through the pipeline and are connected with gas flowmeter, gas flowmeter passes through the pipeline and is connected with fourth one way solenoid valve, it installs in fourth one way solenoid valve exit to get the trachea, second one way solenoid valve and third one way solenoid valve all pass through the pipeline and are connected with waste oil collector, waste oil collector fixed mounting is on the inboard bottom surface of casing, power supply and logic control module fixed mounting are on shells inner wall trailing flank.
As a preferred embodiment of the present invention, the piston propulsion unit is provided with an upper limit block and a lower limit block.
As a preferred embodiment of the present invention, the piston propulsion unit is provided with a driving motor and a ball screw pair.
As a preferred embodiment of the utility model, install audible-visual annunciator and audible-visual annunciator on the casing top surface and be connected with power supply and logic control module.
The utility model discloses theory of operation: when the gas taking pipeline is cleaned, a fourth one-way electromagnetic valve connected with the gas taking pipeline and the oil discharging pipeline is opened, a second one-way electromagnetic valve from the injector to the waste oil collector is opened, a fifth one-way electromagnetic valve connected with the gas taking pipeline and the gas taking injector is opened, a first one-way electromagnetic valve connected with the oil discharging pipeline and the gas taking injector is closed, a third one-way electromagnetic valve connected with the oil taking pipeline and the waste oil collecting device is closed, the oil taking pipeline is washed by insulating oil, oil for cleaning the pipeline flows into the waste oil collecting device after passing through the whole gas taking pipeline, and the logic control module automatically enters the next process after 10S; when the gas taking injector is rinsed, a first one-way electromagnetic valve connected with an oil discharge pipeline and the gas taking injector is automatically opened, a fifth one-way electromagnetic valve connected with the oil discharge pipeline and the gas taking injector is simultaneously closed, a second one-way electromagnetic valve connected with the gas taking injector and a waste oil collecting device is closed, the injector starts to wash, a piston moves backwards, an injector piston propelling unit is compressed, the first one-way electromagnetic valve connected with the oil discharge pipeline and the gas taking injector is automatically closed after the limit is reached, the second one-way electromagnetic valve from the gas taking injector to the waste oil collecting device is simultaneously opened, the injector piston propelling unit pushes an injector piston to push washing oil in the injector to the waste oil collecting device after certain time delay, and the injector automatically enters an oil discharge flow after washing is repeated twice; when oil is discharged, a fifth one-way electromagnetic valve connected with the gas taking pipeline and the gas taking injector is closed, a second one-way electromagnetic valve connected with the gas taking injector and the waste oil collecting device is closed, a first one-way electromagnetic valve connected with the oil discharging injector and the oil discharging pipeline is opened, oil discharge is started, after the insulating oil liquid level in the gas collecting box does not drop any more, a gas taking button is pressed, a gas taking program is started, the second one-way electromagnetic valve from the gas taking injector to the waste oil collector and the oil discharging pipeline is automatically closed, the fifth one-way electromagnetic valve connected with the gas taking pipeline and the gas taking injector is simultaneously opened, a gas taking stage is started, gas taking is started, an injector piston moves backwards, after the compression limiter reaches an appointed position, the fifth one-way electromagnetic valve connected with the gas taking injector and the gas taking injector is automatically closed, meanwhile, the third one-way electromagnetic valve between the pipeline and the waste oil collecting device is opened, waste gas is discharged, all the electromagnetic valves are closed, and an acousto-optic prompt that gas taking is finished is sent.
Compared with the prior art, the utility model has the following advantage: the operation is reliable and stable, can get gas fast, through the structure that gas flowmeter and solenoid valve mutually supported, has solved that the sampling speed is slow, the sample has the problem of deviation.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Description of reference numerals:
1: oil drain pipe, 2: gas taking pipe, 3: first one-way solenoid valve, 4: second one-way solenoid valve, 5: third one-way solenoid valve, 6: fourth one-way solenoid valve, 7: power supply and logic control module, 8: waste oil collector, 9: gas-taking injector, 10: fixing base, 11: piston propulsion unit, 12: gas flow meter, 13: fifth one-way electromagnetic valve, 14: a housing.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:
it should be noted that the structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the efficacy that the present invention can produce and the purpose that the present invention can achieve.
In addition, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms may be changed or adjusted without substantial technical changes.
As shown in fig. 1, which illustrates a specific embodiment of the present invention; as shown in the drawing, the utility model discloses a portable gas taking device, including oil extraction pipe 1, get gas pipe 2, first one-way solenoid valve 3, second one-way solenoid valve 4, third one-way solenoid valve 5, fourth one-way solenoid valve 6, power supply and logic control module 7, waste oil collector 8, get gas syringe 9, fixing base 10, piston propulsion unit 11, gas flowmeter 12, fifth one-way solenoid valve 13 and casing 14, fixing base 10 fixed mounting is on the 14 inner wall left surface of casing, get gas syringe 9 fixed mounting on fixing base 10, piston propulsion unit 11 is installed in getting gas syringe 9, it is connected with second one-way solenoid valve 4 and fifth one-way solenoid valve 13 respectively to get gas syringe 9 export through the pipeline, oil extraction pipe 1 passes through the pipeline and is connected with first one-way solenoid valve 3, third one-way solenoid valve 5 and fifth one-way solenoid valve 13 all are connected with gas flowmeter 12 through the pipeline, gas flowmeter 12 passes through the pipeline and is connected with fourth one-way solenoid valve 6, it installs in the 6 exit of fourth one-way solenoid valve, second one-way solenoid valve 4 and third one-way solenoid valve 5 all pass through pipeline fixed mounting on the waste oil supply module inner wall and logic control module 14 on the casing.
Preferably, the piston propelling unit 11 is provided with an upper limit block and a lower limit block.
Preferably, a driving motor and a ball screw pair are installed in the piston propelling unit 11.
Preferably, an audible and visual alarm is mounted on the top surface of the shell 14 and is connected with the power supply and logic control module 7.
The utility model discloses the working procedure as follows:
1. preparation work
(1) The oil discharge pipe and the gas taking pipe are respectively and effectively connected with the oil discharge port and the gas taking port, and the portable gas taking device is started;
(2) Washing a gas taking pipeline: after the gas taking device is started, the first one-way electromagnetic valve 3 and the third one-way electromagnetic valve 5 are closed, the fourth one-way electromagnetic valve 6, the fifth one-way electromagnetic valve 13 and the second one-way electromagnetic valve 4 are opened, and the gas taking pipeline is washed by insulating oil;
(4) After the washing pipeline is delayed by 10S, the first one-way electromagnetic valve 3 is automatically opened, and the second one-way electromagnetic valve 4 and the fourth one-way electromagnetic valve 6 are closed at the same time, and the next process is started.
2. Syringe washing
(1) After the first one-way electromagnetic valve 3 is opened and the fourth one-way electromagnetic valve 6 is closed, the injector washing process is started, the injector piston moves backwards, the piston propelling unit 11 is compressed, the fifth one-way electromagnetic valve 13 is closed after the limit is reached, the second one-way electromagnetic valve 4 is opened, and the injector piston is pushed by the piston propelling unit 11 with a certain delay to push the washing oil in the injector to the waste oil collector 8;
(2) And (3) repeating the step (1) for 2 times to realize the washing of the gas-taking injector and enter the next process.
3. Introducing air to the air collecting box
After the 2-time air-taking injector is washed, the third one-way electromagnetic valve 5 is opened, the fifth one-way electromagnetic valve 13 is closed at the same time, oil drainage and air entraining are started, the oil level of the observation window of the air collecting box does not drop any more, an operator presses an air-taking button to start a next flow device to automatically close the first one-way electromagnetic valve 3 and the third one-way electromagnetic valve 5, and simultaneously opens the fourth one-way electromagnetic valve 6 to start air taking.
4. Taking gas
The device enters a gas taking process, a first one-way electromagnetic valve 3 and a second one-way electromagnetic valve 4 are closed, a fourth one-way electromagnetic valve 6 and a fifth one-way electromagnetic valve 13 are opened simultaneously, gas taking starts, gas passes through a gas flowmeter 12 to control the gas flow rate, so that the gas enters the injector at a constant speed, the injector piston moves backwards, and the fifth one-way electromagnetic valve 13, which is connected with the gas taking injector, of the gas taking pipeline is automatically closed after a compression piston propelling unit 11 reaches a specified position.
5. Removing excess gas
After the gas taking process is finished, the fifth one-way electromagnetic valve 13 is automatically closed, the third one-way electromagnetic valve 5 is opened to discharge waste gas, all the electromagnetic valves are closed after the waste gas is discharged, and the acousto-optic prompt of gas taking completion is sent out.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Many other changes and modifications may be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (4)
1. The utility model provides a portable gas taking device which characterized in that: including oil extraction pipe, get trachea, first one-way solenoid valve, second one-way solenoid valve, third one-way solenoid valve, fourth one-way solenoid valve, power supply and logic control module, waste oil collector, get gas syringe, fixing base, piston propulsion unit, gas flowmeter, fifth one-way solenoid valve and casing, fixing base fixed mounting is on shells inner wall left surface, get gas syringe fixed mounting on the fixing base, piston propulsion unit installs in getting the gas syringe, it is connected with second one-way solenoid valve and fifth one-way solenoid valve respectively to get the gas syringe export through the pipeline, the oil extraction pipe passes through the pipeline and is connected with first one-way solenoid valve, third one-way solenoid valve and fifth one-way solenoid valve all are connected with gas flowmeter through the pipeline, gas flowmeter passes through the pipeline and is connected with fourth one-way solenoid valve, it installs in fourth one-way solenoid valve exit to get the trachea, second one-way solenoid valve and third one-way solenoid valve all are connected with waste oil collector through the pipeline, waste oil collector fixed mounting is on the inboard bottom surface of casing, power supply and logic control module fixed mounting are on shells inner wall trailing flank.
2. A portable gas extraction device as recited in claim 1, further comprising: and the piston propelling unit is provided with an upper limiting block and a lower limiting block.
3. A portable gas extraction device as recited in claim 1, wherein: and a driving motor and a ball screw pair are arranged in the piston propelling unit.
4. A portable gas extraction device as recited in claim 1, wherein: and the top surface of the shell is provided with an audible and visual alarm which is connected with the power supply and logic control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221854586.4U CN218349914U (en) | 2022-07-04 | 2022-07-04 | Portable gas taking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221854586.4U CN218349914U (en) | 2022-07-04 | 2022-07-04 | Portable gas taking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218349914U true CN218349914U (en) | 2023-01-20 |
Family
ID=84911498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221854586.4U Active CN218349914U (en) | 2022-07-04 | 2022-07-04 | Portable gas taking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218349914U (en) |
-
2022
- 2022-07-04 CN CN202221854586.4U patent/CN218349914U/en active Active
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