CN205405820U - A solvent strength warning protection device for coating machine - Google Patents
A solvent strength warning protection device for coating machine Download PDFInfo
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- CN205405820U CN205405820U CN201620193332.0U CN201620193332U CN205405820U CN 205405820 U CN205405820 U CN 205405820U CN 201620193332 U CN201620193332 U CN 201620193332U CN 205405820 U CN205405820 U CN 205405820U
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- solvent
- alarm
- coating machine
- concentration value
- gas sensor
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Abstract
The utility model discloses a solvent strength warning protection device for coating machine belongs to solvent strength alarm device field, including the gas sensor array for detecting the gaseous concentration of solvent that produces in the coating machine production process, and looping through AD converting circuit and signal amplification circuit with the gaseous concentration value of solvent that detects, the singlechip is given in the transmission, the singlechip for receive the gaseous concentration value of solvent and carry out the comparison with the gaseous concentration value of predetermined solvent, then send alarm signal to alarm module if be greater than the gaseous concentration value of predetermined solvent, transmit the gaseous concentration value of solvent of receiving to the display module simultaneously, alarm module for receive the alarm signal that the singlechip sent, and the suggestion of reporting to the police. Compared with the prior art, the utility model, its beneficial effect lies in that simple structure is reasonable, can accomplish the gaseous concentration of solvent that produces the coating machine production process and carry out real -time detection and automatic alarm, has guaranteed production safety and personal safety, and convenient to use.
Description
Technical field
This utility model relates to solvent strength alarm device field, specifically a kind of solvent strength alarm protecting apparatus for coating machine.
Background technology
Now in coating industry, because the needs of coating and the characteristic of product can use a lot of organic solvents and carry out coated product in coating process, thus can be only achieved the requirement of production technology.Coating process can discharge substantial amounts of organic solvent gas.If organic solvent gas is concentration superelevation in limited space, very big danger will occurring, as caught fire, the phenomenon such as blast, serious threat is to the safety in production of enterprise.There is presently no corresponding solvent gas concentration alarm protecting apparatus for detecting the concentration of organic solvent and implementing to report to the police, in order to ensure the safety produced.
Utility model content
This utility model is in order to overcome the deficiencies in the prior art, it is provided that a kind of solvent strength alarm protecting apparatus for coating machine.
In order to solve above-mentioned technical problem, the basic technical scheme that the utility model proposes is:
A kind of solvent strength alarm protecting apparatus for coating machine, including:
Gas sensor array, for detecting the concentration of the solvent gas produced in coating machine production process, and passes sequentially through A/D change-over circuit and signal amplification circuit by the concentration value of the solvent gas of detection, is transferred to single-chip microcomputer；
Single-chip microcomputer, the concentration value of concentration value with the solvent gas preset for receiving solvent gas compares, if more than the concentration value of default solvent gas, sending alarm signal to alarm module, transmits the concentration value of the solvent gas received to display module simultaneously；
Alarm module, for receiving the alarm signal that single-chip microcomputer sends, and carries out alarm；
Display module, for receiving the concentration value of the solvent gas of single-chip microcomputer transmission and displaying；
Power-supplying circuit, for providing power supply to single-chip microcomputer.
Further, described gas sensor array includes at least two in toluene gas sensor, ethyl acetate gas sensor, CO gas sensor, methane gas sensor.
Further, the model of described single-chip microcomputer is AT89C51.
Further, the model of described A/D change-over circuit is ADC0809.
Further, described alarm module is buzzer or/and light emitting diode.
Further, described display module is LCD display.
The beneficial effects of the utility model are:
A kind of solvent strength alarm protecting apparatus for coating machine of the present utility model is simple and reasonable; can complete the concentration of the solvent gas that coating machine production process produces carries out detection and automatic alarm in real time; thus producers can take corresponding treatment measures according to alarm condition; ensure that production safety; also ensure that personal safety simultaneously, and easy to use.
Accompanying drawing explanation
The structural representation of a kind of solvent strength alarm protecting apparatus for coating machine that Fig. 1 provides for this utility model embodiment.
Detailed description of the invention
Below with reference to drawings and Examples, this utility model is described further, but protection domain of the present utility model should do not limited with this.
In order to conveniently illustrate and understand the technical solution of the utility model, the orientation that the noun of locality that following description uses all is shown with accompanying drawing is as the criterion.
As shown in Figure 1; a kind of solvent strength alarm protecting apparatus for coating machine that this utility model embodiment provides; including gas sensor array 1, A/D change-over circuit 2, signal amplification circuit 3, single-chip microcomputer 4, alarm module 5, display module 6 and power-supplying circuit 7; described gas sensor array 1 passes sequentially through A/D change-over circuit 2 and signal amplification circuit 3 and single-chip microcomputer 4 connects, and described alarm module 5, display module 6 and power-supplying circuit 7 connect with single-chip microcomputer 4 respectively.
Described gas sensor array 1 is for detecting the concentration of the solvent gas produced in coating machine production process, and the concentration value of the solvent gas of detection passes sequentially through A/D change-over circuit 2 and signal amplification circuit 3, is transferred to single-chip microcomputer 4.Gas sensor array 1 can convert the signal of telecommunication to by the gaseous species detected and with concentration dependent information, and gas sensor is the core devices of composition gas sensor array 1.Described gas sensor array 1 includes at least two in toluene gas sensor 11, ethyl acetate gas sensor 12, CO gas sensor 13, methane gas sensor 14.Specifically in the present embodiment, described gas sensor array 1 includes toluene gas sensor 11, ethyl acetate gas sensor 12, CO gas sensor 13, methane gas sensor 14 4 kinds.The ultra-weak electronic signal exported by gas sensor array 1, is transformed to digital signal through A/D change-over circuit 2, transmits to single-chip microcomputer 4 after signal being carried out pretreatment then through signal amplification circuit 3.Specifically in the present embodiment, the model of described A/D change-over circuit 2 is ADC0809, and its resolution is 8, it is not necessary to carries out zero point and full scale adjustment, and has high impedance chopped wave stabilizing comparator.
The described main data to receiving of single-chip microcomputer 4 process, its concentration is calculated by the mathematical model of various gas concentrations, and the concentration value of the concentration value of the solvent gas of reception with the solvent gas preset is compared, if more than the concentration value of default solvent gas, send alarm signal to alarm module 5, the concentration value of the solvent gas received is transmitted to display module 6 simultaneously.The model of concrete described single-chip microcomputer 4 in the present embodiment is AT89C51.
Described alarm module 5 is for receiving the alarm signal that single-chip microcomputer 4 sends, and carries out alarm.Described alarm module 5 is buzzer or/and light emitting diode.
Described display module 6 is for receiving the concentration value of the solvent gas of single-chip microcomputer 4 transmission and displaying.Described display module 6 is LCD display.
Described power-supplying circuit 7 is for providing power supply to single-chip microcomputer 4.
In the present embodiment, the connection of above-mentioned each circuit module and single-chip microcomputer 4 connection that to be in prior art general.
The announcement of book and instruction according to the above description, above-mentioned embodiment can also be modified and revise by this utility model those skilled in the art.Therefore, this utility model is not limited to detailed description of the invention disclosed and described above, should also be as falling in scope of the claims of the present utility model to modifications and changes more of the present utility model.Although additionally, employ some specific terms in this specification, but these terms are intended merely to convenient explanation, this utility model are not constituted any restriction.
Claims (6)
1. the solvent strength alarm protecting apparatus for coating machine, it is characterised in that including:
Gas sensor array, for detecting the concentration of the solvent gas produced in coating machine production process, and passes sequentially through A/D change-over circuit and signal amplification circuit by the concentration value of the solvent gas of detection, is transferred to single-chip microcomputer；
Single-chip microcomputer, the concentration value of concentration value with the solvent gas preset for receiving solvent gas compares, if more than the concentration value of default solvent gas, sending alarm signal to alarm module, transmits the concentration value of the solvent gas received to display module simultaneously；
Alarm module, for receiving the alarm signal that single-chip microcomputer sends, and carries out alarm；
Display module, for receiving the concentration value of the solvent gas of single-chip microcomputer transmission and displaying；
Power-supplying circuit, for providing power supply to single-chip microcomputer.
2. a kind of solvent strength alarm protecting apparatus for coating machine according to claim 1; it is characterized in that, described gas sensor array includes at least two in toluene gas sensor, ethyl acetate gas sensor, CO gas sensor, methane gas sensor.
3. a kind of solvent strength alarm protecting apparatus for coating machine according to claim 1, it is characterised in that the model of described single-chip microcomputer is AT89C51.
4. a kind of solvent strength alarm protecting apparatus for coating machine according to claim 1, it is characterised in that the model of described A/D change-over circuit is ADC0809.
5. a kind of solvent strength alarm protecting apparatus for coating machine according to claim 1, it is characterised in that described alarm module is buzzer or/and light emitting diode.
6. a kind of solvent strength alarm protecting apparatus for coating machine according to claim 1, it is characterised in that described display module is LCD display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620193332.0U CN205405820U (en) | 2016-03-14 | 2016-03-14 | A solvent strength warning protection device for coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620193332.0U CN205405820U (en) | 2016-03-14 | 2016-03-14 | A solvent strength warning protection device for coating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205405820U true CN205405820U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620193332.0U Active CN205405820U (en) | 2016-03-14 | 2016-03-14 | A solvent strength warning protection device for coating machine |
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| CN (1) | CN205405820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490467A (en) * | 2017-09-13 | 2019-03-19 | 河北银隆新能源有限公司 | The prior-warning device and method for early warning of NMP concentration over-standard in lithium titanate battery coating process |
-
2016
- 2016-03-14 CN CN201620193332.0U patent/CN205405820U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490467A (en) * | 2017-09-13 | 2019-03-19 | 河北银隆新能源有限公司 | The prior-warning device and method for early warning of NMP concentration over-standard in lithium titanate battery coating process |
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