CN212301507U - Gas concentration calibration testing machine - Google Patents
Gas concentration calibration testing machine Download PDFInfo
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- CN212301507U CN212301507U CN202021868165.8U CN202021868165U CN212301507U CN 212301507 U CN212301507 U CN 212301507U CN 202021868165 U CN202021868165 U CN 202021868165U CN 212301507 U CN212301507 U CN 212301507U
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- calibration
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Abstract
The utility model discloses a gas concentration calibration testing machine, including the testing machine casing, the fixed total blast pipe that is provided with in top of testing machine casing, the inside wall of testing machine casing is fixed to be provided with pure gas jar, gas calibration case an, gas calibration case b, warm and humid acidimeter, infrared gas analysis appearance an, two return circuits gas concentration calibrator, infrared gas analysis appearance b, earth-leakage protector, exhaust pipe interface, centralized control board and pipeline air exhauster. The utility model discloses in, this gas concentration calibration testing machine has the safety protection of concentration, automatic or manual injection gas concentration, the monitoring of automatic dilution gas concentration and environmental concentration functions such as warning, can test gas concentration's setting value, alarm value, action value, response time and recovery time isoparametric to verify, in addition, still have and detect the completion back, still have the gas discharge to outdoor function inside the proof box, the security is high.
Description
Technical Field
The utility model relates to a gas concentration check out test set technical field, more specifically say, in particular to gas concentration calibration testing machine.
Background
Common gas concentration testing equipment in the market at present is regulated manually, the time is long, the danger is high, the setting parameters are inaccurate, the time and the labor are consumed, particularly, the toxic and harmful gas test has high environmental condition requirements and the like, and the aim of the gas concentration detection test in the true sense cannot be achieved.
For this reason, we propose a gas concentration calibration tester to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem existing in the prior art, and the gas concentration calibration testing machine who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the gas concentration calibration testing machine comprises a testing machine shell, wherein a main exhaust pipe is fixedly arranged at the top of the testing machine shell, a pure gas tank, a gas calibration box a, a gas calibration box b, a hygrothermograph, an infrared gas analyzer a, a double-loop gas concentration calibrator, an infrared gas analyzer b, a leakage protector, an exhaust pipe interface, a centralized control board and a pipeline exhaust fan are fixedly arranged on the inner side wall of the testing machine shell, and mounting ports corresponding to the hygrothermograph, the infrared gas analyzer a, the double-loop gas concentration calibrator, the infrared gas analyzer b and the leakage protector are arranged on the testing machine shell;
the output end of the pure gas tank is respectively connected with a gas calibration box a and a gas calibration box b through a gas tank output pipe, a control device a is fixedly arranged on the gas tank output pipe, and the control device a is electrically connected with a centralized control board;
the input end of the pipeline exhaust fan is respectively connected with the gas calibration box a and the gas calibration box b through a gas outlet fixed pipe, the output end of the pipeline exhaust fan is connected with an exhaust pipe interface through a gas outlet hose, and the pipeline exhaust fan is electrically connected with the centralized control board;
the gas calibration box a and the gas calibration box b are both connected with a control device b through a gas inlet hose, and the control device b is electrically connected with a centralized control board;
the centralized control board is respectively and electrically connected with the hygrothermograph, the infrared gas analyzer a, the double-loop gas concentration calibrator, the infrared gas analyzer b and the leakage protector.
Preferably, the gas concentration calibrator comprises a display screen and a single chip microcomputer, and the single chip microcomputer of the gas concentration calibrator comprises an automatic (manual) injection module, a concentration calibration module, a gas stirring module, an air pump and an automatic exhaust module.
Preferably, the infrared gas analyzer comprises a display screen and a single chip microcomputer, and the single chip microcomputer of the infrared gas analyzer comprises a concentration setting module, a concentration sampling module and a setting determination module.
Preferably, a working table plate is fixedly connected to one side of the testing machine shell.
Preferably, an openable access door is installed on one side, far away from the workbench plate, of the testing machine shell.
Preferably, the input end of the earth leakage protector is electrically connected with a three-hole plug.
Preferably, the testing machine casing internal fixation is provided with fluorescent lamp and lighting switch, lighting switch is connected with fluorescent lamp and earth-leakage protector electricity respectively, be provided with the installing port that corresponds with lighting switch on the testing machine casing.
Preferably, the control device a is a gas injection electromagnetic valve, and the gas injection electromagnetic valve is electrically connected with the centralized control board.
Preferably, the control device b is an air inlet electromagnetic valve, and the air inlet electromagnetic valve is electrically connected with the centralized control board.
Preferably, a barometer is mounted on the gas tank output pipe.
Preferably, the bottom of the testing machine casing is fixedly provided with a roller.
The embodiment of the utility model provides a technical scheme can include following beneficial effect:
1. the utility model discloses in, this gas concentration calibration testing machine has the safety protection of concentration, automatic or manual injection gas concentration, automatic dilution gas concentration and the monitoring alarm of environmental concentration etc. function, can test gas concentration's setting value, alarm value, action value, response time and recovery time isoparametric, and verify, in addition, still has after the detection is accomplished, still has the function of discharging the gas of proof box inside to the outdoor, and the security is high;
2. the utility model discloses in, this gas concentration calibration testing machine simple structure, convenient to use can the automation mechanized operation, need not artifical regulation, and is efficient, and the security is high;
3. the utility model discloses in, this gas concentration calibration testing machine removes conveniently, the transportation of being convenient for, and still convenient simultaneously overhauls inside, has fine market prospect.
Drawings
Fig. 1 is a schematic structural diagram of a gas concentration calibration testing machine provided by the present invention;
fig. 2 is a schematic view of a rear view structure of the gas concentration calibration testing machine provided by the present invention;
fig. 3 is a schematic side view of the gas concentration calibration testing machine according to the present invention;
fig. 4 is a schematic view of the internal structure of the gas concentration calibration testing machine provided by the present invention;
fig. 5 is the utility model provides a principle structure schematic diagram of gas concentration calibration testing machine.
In the figure: 1. a testing machine shell; 2. a hygrothermograph; 3. an infrared gas analyzer a; 4. a dual-loop gas concentration calibrator; 5. an infrared gas analyzer b; 6. a light switch; 7. a leakage protector; 8. a gas calibration box a; 9. a work table; 10. a gas calibration box b; 11. a roller; 12. a fluorescent lamp; 13. an exhaust pipe interface; 14. a centralized control board; 15. a main exhaust pipe; 16. a barometer; 17. a pure gas tank; 18. an air outlet hose; 19. an air outlet fixing pipe; 20. a pipeline exhaust fan; 21. an air intake hose; 22. an air inlet solenoid valve; 23. a gas injection electromagnetic valve; 24. an access door.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-5, the gas concentration calibration testing machine comprises a testing machine housing 1, a main exhaust pipe 15 is fixedly arranged at the top of the testing machine housing 1, a pure gas tank 17, a gas calibration box a8, a gas calibration box b10, a hygrothermograph 2, an infrared gas analyzer a3, a dual-loop gas concentration calibrator 4, an infrared gas analyzer b5, a leakage protector 7, an exhaust pipe interface 13, a centralized control board 14 and a pipeline exhaust fan 20 are fixedly arranged on the inner side wall of the testing machine housing 1, and mounting ports corresponding to the hygrothermograph 2, the infrared gas analyzer a3, the dual-loop gas concentration calibrator 4, the infrared gas analyzer b5 and the leakage protector 7 are arranged on the testing machine housing 1;
the output end of the pure gas tank 17 is respectively connected with a gas calibration tank a8 and a gas calibration tank b10 through a gas tank output pipe, a control device a is fixedly arranged on the gas tank output pipe, and the control device a is electrically connected with the centralized control board 14;
the input end of the pipeline exhaust fan 20 is respectively connected with the gas calibration box a8 and the gas calibration box b10 through a gas outlet fixed pipe 19, the output end of the pipeline exhaust fan 20 is connected with the exhaust pipe connector 13 through a gas outlet hose 18, and the pipeline exhaust fan 20 is electrically connected with the centralized control board 14;
the gas calibration box a8 and the gas calibration box b10 are both connected with a control device b through a gas inlet hose 21, and the control device b is electrically connected with the centralized control board 14;
the centralized control board 14 is electrically connected with the hygrothermograph 2, the infrared gas analyzer a3, the dual-loop gas concentration calibrator 4, the infrared gas analyzer b5 and the earth leakage protector 7 respectively.
Preferably, the input voltage of the gas concentration calibration tester is 220V.
Among them, the earth leakage protector 7 plays a role of protection.
Further, a workbench plate 9 is fixedly connected to one side of the testing machine housing 1.
Further, an openable access door 24 is installed on the side of the tester housing 1 away from the workbench plate 9.
Further, the input end of the earth leakage protector 7 is electrically connected with a three-hole plug.
Further, a fluorescent lamp 12 and an illumination switch 6 are fixedly arranged in the testing machine case 1, the illumination switch 6 is electrically connected with the fluorescent lamp 12 and the leakage protector 7 respectively, and a mounting opening corresponding to the illumination switch 6 is arranged on the testing machine case 1.
The fluorescent lamp 12 is an LED fluorescent lamp and is used for illuminating the inside of the testing machine housing 1.
Preferably, the gas calibration box a8 and the gas calibration box b10 are transparent gas calibration boxes.
Further, the control device a is an air injection solenoid valve 23, and the air injection solenoid valve 23 is electrically connected to the centralized control board 14. The gas injection solenoid valve 23 is used for controlling the on-off of the gas tank output pipe.
Further, the control device b is an intake solenoid valve 22, and the intake solenoid valve 22 is electrically connected to the centralized control board 14. The intake solenoid valve 22 is used to control the on/off of the intake hose 21.
Further, a barometer 16 is mounted on the gas tank output pipe. The gas pressure gauge 16 is used for detecting the gas pressure in the pure gas tank 17 and the gas tank output pipe.
Further, the bottom of the testing machine casing 1 is fixedly provided with a roller 11. The roller 11 is used for facilitating the movement of the gas concentration calibration testing machine.
The utility model discloses in, when needs carry out the gas strength test, it is gaseous through intake hose 21 enter into gaseous demarcation case a8 and gaseous demarcation case b10 in, then through infrared gas analysis appearance a3, infrared gas analysis appearance b5 and two return circuit gas strength calibrator 4 detect gaseous in gaseous demarcation case a8 and the gaseous demarcation case b10 respectively, still simultaneously according to the gaseous suction of gas concentration setting value in with pure gas tank 17 in gaseous demarcation case a8 and the gaseous demarcation case b10, the gaseous concentration of diluting that carries out in gaseous demarcation case a8 and the gaseous demarcation case b 10.
The gas concentration calibration testing machine has the functions of safety protection of concentration, monitoring and alarming of automatic or manual injection gas concentration, automatic dilution gas concentration and environment concentration and the like, can test parameters such as set values, alarm values, action values, response time, recovery time and the like of the gas concentration and verify the parameters, and has the function of discharging gas inside a test box to the outside after detection is completed, so that the safety is high.
The gas concentration calibration testing machine is simple in structure, convenient to use, capable of being automatically operated, free of manual adjustment, high in efficiency and high in safety.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. The gas concentration calibration testing machine is characterized by comprising a testing machine shell (1), the top of the testing machine casing (1) is fixedly provided with a main exhaust pipe (15), the inner side wall of the testing machine casing (1) is fixedly provided with a pure gas tank (17), a gas calibration box a (8), a gas calibration box b (10), a hygrothermograph (2), an infrared gas analyzer a (3), a double-loop gas concentration calibrator (4), an infrared gas analyzer b (5), a leakage protector (7), an exhaust pipe interface (13), a centralized control board (14) and a pipeline exhaust fan (20), the testing machine shell (1) is provided with mounting ports corresponding to the hygrothermograph (2), the infrared gas analyzer a (3), the double-loop gas concentration calibrator (4), the infrared gas analyzer b (5) and the leakage protector (7);
the output end of the pure gas tank (17) is respectively connected with a gas calibration box a (8) and a gas calibration box b (10) through a gas tank output pipe, a control device a is fixedly arranged on the gas tank output pipe, and the control device a is electrically connected with a centralized control board (14);
the input end of the pipeline exhaust fan (20) is respectively connected with the gas calibration box a (8) and the gas calibration box b (10) through a gas outlet fixed pipe (19), the output end of the pipeline exhaust fan (20) is connected with an exhaust pipe connector (13) through a gas outlet hose (18), and the pipeline exhaust fan (20) is electrically connected with the centralized control board (14);
the gas calibration box a (8) and the gas calibration box b (10) are both connected with a control device b through a gas inlet hose (21), and the control device b is electrically connected with a centralized control board (14);
the centralized control board (14) is respectively electrically connected with the hygrothermograph (2), the infrared gas analyzer a (3), the double-loop gas concentration calibrator (4), the infrared gas analyzer b (5) and the leakage protector (7).
2. The gas concentration calibration testing machine according to claim 1, characterized in that a work table plate (9) is fixedly connected to one side of the testing machine housing (1).
3. The gas concentration calibration testing machine according to claim 2, characterized in that the side of the testing machine housing (1) away from the work bench (9) is provided with an openable access door (24).
4. The gas concentration calibration testing machine according to claim 1, wherein the input end of the leakage protector (7) is electrically connected with a three-hole plug.
5. The gas concentration calibration testing machine according to claim 1, wherein a fluorescent lamp (12) and a lighting switch (6) are fixedly arranged in the testing machine housing (1), the lighting switch (6) is electrically connected with the fluorescent lamp (12) and the leakage protector (7) respectively, and a mounting opening corresponding to the lighting switch (6) is arranged on the testing machine housing (1).
6. The gas concentration calibration testing machine according to claim 1, wherein the control device a is a gas injection solenoid valve (23), and the gas injection solenoid valve (23) is electrically connected with the centralized control board (14).
7. The gas concentration calibration testing machine according to claim 1, wherein the control device b is an air inlet solenoid valve (22), and the air inlet solenoid valve (22) is electrically connected with the centralized control board (14).
8. The gas concentration calibration testing machine according to claim 1, wherein a barometer (16) is mounted on the gas tank output pipe.
9. The gas concentration calibration testing machine according to claim 1, characterized in that the bottom of the testing machine housing (1) is fixedly provided with rollers (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021868165.8U CN212301507U (en) | 2020-08-28 | 2020-08-28 | Gas concentration calibration testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021868165.8U CN212301507U (en) | 2020-08-28 | 2020-08-28 | Gas concentration calibration testing machine |
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| Publication Number | Publication Date |
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| CN212301507U true CN212301507U (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021868165.8U Active CN212301507U (en) | 2020-08-28 | 2020-08-28 | Gas concentration calibration testing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113093840A (en) * | 2021-03-12 | 2021-07-09 | 浙江盘毂动力科技有限公司 | Industrial automation environmental control system |
-
2020
- 2020-08-28 CN CN202021868165.8U patent/CN212301507U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113093840A (en) * | 2021-03-12 | 2021-07-09 | 浙江盘毂动力科技有限公司 | Industrial automation environmental control system |
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