CN105116014A - Automatic closed-cup flash point tester - Google Patents
Automatic closed-cup flash point tester Download PDFInfo
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- CN105116014A CN105116014A CN201510534048.5A CN201510534048A CN105116014A CN 105116014 A CN105116014 A CN 105116014A CN 201510534048 A CN201510534048 A CN 201510534048A CN 105116014 A CN105116014 A CN 105116014A
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Abstract
The invention relates to an automatic closed-cup flash point tester. The automatic closed-cup flash point tester comprises the following modules: a self-detection module, a detection module, an ignition module, an alarm module, a control module and a security module, wherein the detection module also comprises a temperature detection circuit and a temperature sensor, the detection module also comprises a pressure detection circuit and a pressure sensor, the alarm module is also connected with a buzzer, the control module adopts a single-chip microcomputer, and is also connected with a memory, and the control module is also provided with a printer port. The automatic closed-cup flash point tester provided by the invention is used for detecting closed-cup flash points, achieves automated detection through modular control, is easy and convenient to operate, reliable in detection and high in detection precision, and conforms to the requirements stipulated by national standard.
Description
Technical field
The present invention relates to a kind of surveying instrument, particularly a kind of automatic FLASH POINT analyzer.
Background technology
Flash-point is under the test condition of regulation, test flame causes sample steam to catch fire, and makes propagation of flame to the minimum temperature of liquid surface, and burning-point continues the heating that heats up on the basis of flash-point, fight can be no less than 5 seconds by continuous burning until sample, this temperature is the burning-point of sample.Flash-point value and burning-point value are used for representing whether there is high volatile volatile or inflammable substance in relative non-volatile or inflammable substance, are one of the important parameters of transportation of petroleum products, storage, operation, safety management.
Measure the method for flash-point and have two kinds: open flash point and close flash point (or be called open-cup flash point, close cup flash point), the former obtains open cup test also known as Cleveland, the latter is also known as Bin Sike-Martin's closed-cup method, the light-end products closed-cup method of general flash-point below 150 DEG C surveys flash-point, heavy grease and deep color petroleum product survey flash-point with opening agar diffusion method, and same oil product, its open-cup flash point is higher than close cup flash point 20 ~ 30 DEG C.
The measuring principle of close flash point is that sample is loaded in lubricating cup to ring-shaped mark place, sample is used very slow, constant heating rate with continuous stirring, in the temperature interval of regulation, when interrupting stirring simultaneously, introduced by one flammule in cup, test flame causes the minimum temperature during steam scintillation on sample as close flash point.
From fire-fighting viewpoint, flash burn is the warning of fire, the prelude caught fire.Grasp this phenomenon of flash burn, can fire preventing occur or reduce the harm that causes of fire well.
Summary of the invention
The object of the invention is to solve shortcoming of the prior art, and a kind of automatic FLASH POINT analyzer proposed.
To achieve these goals, present invention employs following technical scheme:
A kind of automatic FLASH POINT analyzer, is characterized in that, comprise with lower module:
Self-detection module, described self-detection module is logic gate control circuit, for instrument is after the start that powers on runs, described self-detection module preferentially starts, and detects instrument, to ensure that all hardware of instrument can safety, reliability service, when there is topworks or chip dependent failure in process of self-test, described self-detection module will trigger alarm module, and carries out dock reason, when process of self-test does not find any fault, described self-detection module will detection trigger module be run;
Detection module, described detection module is the nucleus module of instrument, is responsible for detecting the flash-point of sample, and described detection module can arrange 4 kinds of detecting patterns, and by the parameter such as flash temperature, atmospheric pressure value of input through keyboard testing sample, use for detection module;
Ignition module, described ignition module has two kinds of sparking mode, is the gentle sparking mode of electronic ignition mode respectively;
Alarm module, described alarm module is supplementary module, and when the operation of other modules is broken down, described alarm module triggers, and gives the alarm;
Control module, described control module comprises control circuit and connected peripheral circuit thereof, and described peripheral circuit comprises storage circuit, input through keyboard circuit and sensor interface circuitry;
Security module, described security module comprises: in instrument experiment process, and when temperature exceedes expection flash temperature, but measure flash-point not yet, described security module starts, and automatically stops test and beginning to cool down, and while trigger alarm module; In instrument experiment process, when sample temperature exceedes certain value, instrument will automatically stop testing and begin to cool down.
Preferably, described detection module also includes temperature sensing circuit and temperature sensor, and described temperature sensor is arranged on the end of described temperature sensing circuit.
Preferably, described detection module also includes pressure detection circuit and pressure transducer, and described pressure transducer is arranged on described pressure detection circuit end.
Preferably, described alarm module is also connected with hummer.
Preferably, described control module adopts single-chip microcomputer, and described single-chip microcomputer is also connected with other circuit by circuit.
Preferably, described control module is also connected with storer, and described storer is arranged on the end of storage circuit.
Preferably, described control module is also provided with printer port.
The present invention is by Single-chip Controlling, modules is controlled by control circuit, after operator once keys in flash point, namely test process can carry out automatically, if the preset improper refusal execution of reporting to the police of also sounding of operator in test process, and can judge to have highly sensitive, detect the features such as reliable to test result.
Accompanying drawing explanation
Fig. 1 is basic structure schematic diagram of the present invention.
Embodiment
Object is reached and effect is easy to understand in order to make technological means of the present invention, creation characteristic, workflow, using method, below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, a kind of automatic FLASH POINT analyzer provided by the invention, comprises with lower module:
Self-detection module 1; described self-detection module 1 is logic gate control circuit; for instrument is after the start that powers on runs; described self-detection module 1 preferentially starts; instrument is detected; to ensure that all hardware of instrument can safety, reliability service; when there is topworks or chip dependent failure in process of self-test; described self-detection module 1 will trigger alarm module 4; and carry out dock reason; when process of self-test does not find any fault, described self-detection module 1 will detection trigger module 6 be run.
Detection module 2, described detection module 2 is the nucleus module of instrument, is responsible for detecting the flash-point of sample, and described detection module 2 can arrange 4 kinds of detecting patterns, and by the parameter such as flash temperature, atmospheric pressure value that keyboard 5.3.1 inputs testing sample, use for detection module.
Described detection module 2 also includes temperature sensing circuit 7 and temperature sensor 8, described temperature sensor 8 is connected to the end of described temperature sensing circuit 7, described temperature sensor 8 is for detecting heating-up temperature, and temperature value is fed back to security module, determine whether safe temperature for security module.
Described detection module 2 also includes pressure detection circuit 9 and pressure transducer 10, described pressure transducer 10 is arranged on described pressure detection circuit 9 end, described pressure transducer 10 is for measuring atmospheric value, and measured atmospheric pressure value is fed back to detection module, revise flash-point value for described detection module 2.
Ignition module 3, described ignition module 3 has two kinds of sparking mode, is the gentle sparking mode of electronic ignition mode respectively.
Alarm module 4, described alarm module 4 is supplementary module, and described alarm module 4 is connected with hummer 11, and when the operation of other modules is broken down, described alarm module 4 triggers, and described hummer 11 gives the alarm.
Control module 5, the peripheral circuit that described control module 5 comprises control circuit 5.1 and is connected, described peripheral circuit comprises storage circuit 5.2, input through keyboard circuit 5.3 and sensor interface circuitry 5.4, described control module 5 adopts single-chip microcomputer 12, and described single-chip microcomputer 12 is also connected with other circuit by circuit.
Described control module 5 is also connected with storer 13, and described storer 13 is arranged on the end of storage circuit 5.2, and described storer 13 can be used for store test results report.
Described control module 5 is also provided with printer port 14, and described printer port 14 can external printer, conveniently test result is printed.
Security module 6, described security module 6 is connected with temperature inductor 8, in instrument experiment process, when the probe temperature detected exceedes expection flash temperature, but measure flash-point not yet, described security module 6 starts, automatically stop testing and beginning to cool down, and simultaneously trigger alarm module 4, excite hummer 11 to report to the police; When sample test temperature exceedes certain value, described security module 6 will automatically stop testing and begin to cool down.
More than show and describe ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (7)
1. an automatic FLASH POINT analyzer, is characterized in that, comprises with lower module:
A. self-detection module (1), described self-detection module (1) is logic gate control circuit, for instrument is after the start that powers on runs, described self-detection module (1) preferentially starts, instrument is detected, to ensure that all hardware of instrument can safety, reliability service, when there is topworks or chip dependent failure in process of self-test, described self-detection module (1) will trigger alarm module (4), and carry out dock reason, when process of self-test does not find any fault, described self-detection module (1) will detection trigger module (6) be run;
B. detection module (2), the nucleus module that described detection module (2) is instrument, be responsible for detecting the flash-point of sample, described detection module (2) can arrange 4 kinds of detecting patterns, and the parameter such as flash temperature, atmospheric pressure value of testing sample is inputted by keyboard (5.3.1), use for detection module;
C. ignition module (3), described ignition module (3) has two kinds of sparking mode, is the gentle sparking mode of electronic ignition mode respectively;
D. alarm module (4), described alarm module (4) is supplementary module, and when the operation of other modules is broken down, described alarm module (4) triggers, and gives the alarm;
E. control module (5), the peripheral circuit that described control module (5) comprises control circuit (5.1) and is connected, described peripheral circuit comprises storage circuit (5.2), input through keyboard circuit (5.3) and sensor interface circuitry (5.4);
F. security module (6), described security module (6) comprises: in instrument experiment process, when temperature exceedes expection flash temperature, but measure flash-point not yet, described security module (6) starts, and automatically stops test and beginning to cool down, and while trigger alarm module (4); In instrument experiment process, when sample temperature exceedes certain value, instrument will automatically stop testing and begin to cool down.
2. a kind of automatic FLASH POINT analyzer according to claim 1, it is characterized in that: described detection module (2) also includes temperature sensing circuit (7) and temperature sensor (8), and described temperature sensor (8) is arranged on the end of described temperature sensing circuit (7).
3. a kind of automatic FLASH POINT analyzer according to claim 1, it is characterized in that: described detection module (2) also includes pressure detection circuit (9) and pressure transducer (10), and described pressure transducer (10) is arranged on described pressure detection circuit (9) end.
4. a kind of automatic FLASH POINT analyzer according to claim 1, is characterized in that: described alarm module (4) is also connected with hummer (11).
5. a kind of automatic FLASH POINT analyzer according to claim 1, is characterized in that: described control module (5) adopts single-chip microcomputer (12), and described single-chip microcomputer (12) is also connected with other circuit by circuit.
6. a kind of automatic FLASH POINT analyzer according to claim 1, it is characterized in that: described control module (5) is also connected with storer (13), described storer (13) is arranged on the end of storage circuit (5.2).
7. a kind of automatic FLASH POINT analyzer according to claim 1, is characterized in that: described control module (5) is also provided with printer port (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510534048.5A CN105116014A (en) | 2015-08-27 | 2015-08-27 | Automatic closed-cup flash point tester |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510534048.5A CN105116014A (en) | 2015-08-27 | 2015-08-27 | Automatic closed-cup flash point tester |
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| CN105116014A true CN105116014A (en) | 2015-12-02 |
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| CN201510534048.5A Pending CN105116014A (en) | 2015-08-27 | 2015-08-27 | Automatic closed-cup flash point tester |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108107077A (en) * | 2017-12-15 | 2018-06-01 | 广东五月花网络科技有限公司 | A kind of test device for oil close flash point |
| CN111766269A (en) * | 2020-08-11 | 2020-10-13 | 合肥国轩高科动力能源有限公司 | Automatic testing system and method for closed flash point of lithium ion battery electrolyte |
| CN113407647A (en) * | 2021-06-18 | 2021-09-17 | 珠海美佳音科技有限公司 | Temperature and humidity data acquisition method, device, equipment and storage medium |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108107077A (en) * | 2017-12-15 | 2018-06-01 | 广东五月花网络科技有限公司 | A kind of test device for oil close flash point |
| CN111766269A (en) * | 2020-08-11 | 2020-10-13 | 合肥国轩高科动力能源有限公司 | Automatic testing system and method for closed flash point of lithium ion battery electrolyte |
| CN113407647A (en) * | 2021-06-18 | 2021-09-17 | 珠海美佳音科技有限公司 | Temperature and humidity data acquisition method, device, equipment and storage medium |
| CN113407647B (en) * | 2021-06-18 | 2023-06-27 | 珠海美佳音科技有限公司 | Acquisition method, device, equipment and storage medium of temperature and humidity data |
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Application publication date: 20151202 |