CN204242357U - A kind of combustible gas alarm control system based on CAN - Google Patents
A kind of combustible gas alarm control system based on CAN Download PDFInfo
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- CN204242357U CN204242357U CN201420742307.4U CN201420742307U CN204242357U CN 204242357 U CN204242357 U CN 204242357U CN 201420742307 U CN201420742307 U CN 201420742307U CN 204242357 U CN204242357 U CN 204242357U
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 30
- 238000011897 real-time detection Methods 0.000 claims abstract description 8
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 28
- 239000000567 combustion gas Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a kind of combustible gas alarm control system based on CAN, comprise the first detector module for real-time detection combustable gas concentration, for the second detector module that real-time detection inflammable gas flows to, first analog to digital conversion circuit, second analog to digital conversion circuit, for receive digital signal that the first analog to digital conversion circuit exports and be transferred to master controller the first CAN module and for receiving digital signal that the second analog to digital conversion circuit exports and being transferred to the second CAN module of master controller, master controller output terminal is connected to for carrying out the alarm of reporting to the police and the display for combustable gas concentration value being shown when combustable gas concentration exceedes preset value, the output terminal of master controller is connected to for controlling the window driver module of automatically opening or closing, master controller input end is connected to a bond parameter and recovers module.This combustible gas alarm control system reasonable in design, good stability, antijamming capability is strong, and carrying load ability is strong.
Description
Technical field
The utility model relates to a kind of combustible gas alarm control system, is specifically related to a kind of combustible gas alarm control system based on CAN.
Background technology
Present urbanization paces are more and more faster, resident is more and more extensive to the use of combustion gas, and gas safety detection is more and more important, and alarm is because it is safe and reliable, easy to operately more come also more welcomed by the people, warning system in the market can be divided into line-disparting type and bus interface 2 kinds.Line-disparting type warning system technology is comparatively ripe, but it can not meet multinode, detect requirement on a large scale; And bus type warning system not only can overcome the above problems, and convenient management.At present, bus type warning system many employings RS-485 bus mode, but such system node capacity is little and system is unstable.Most of alarm controller for combustible gas base is also had not have On-off signal signal, if external unit such as PLC device wants that it is impossible for controlling interlocking equipment such as stop valve and blower fan by alarm controller for combustible gas base.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, provides a kind of combustible gas alarm control system based on CAN.This combustible gas alarm control system reasonable in design, good stability, antijamming capability is strong, and carrying load ability is strong, easy to use, is convenient to the complex situations at Real Time Observation scene.
For achieving the above object, the technical solution adopted in the utility model is: a kind of combustible gas alarm control system based on CAN, it is characterized in that: comprise the first detector module for real-time detection combustable gas concentration, for the second detector module that real-time detection inflammable gas flows to, concentration signal for being exported by the first detector module is converted to the first analog to digital conversion circuit of digital signal, concentration signal for being exported by the second detector module is converted to the second analog to digital conversion circuit of digital signal, for receive digital signal that described first analog to digital conversion circuit exports and be transferred to master controller the first CAN module and for receiving digital signal that described second analog to digital conversion circuit exports and being transferred to the second CAN module of master controller, described first detector module connects with the input end of the first analog to digital conversion circuit, described second detector module connects with the input end of the second analog to digital conversion circuit, the output terminal of described first analog to digital conversion circuit connects with the input end of the first CAN module, the output terminal of described second analog to digital conversion circuit connects with the input end of the second CAN module, the output terminal of described first CAN module connects with the input end of master controller, the output terminal of described second CAN module connects with the input end of master controller, the output terminal of described master controller is connected to for carrying out the alarm of reporting to the police and the display for combustable gas concentration value being shown when combustable gas concentration exceedes preset value, the output terminal of described master controller is also connected to for controlling the window driver module of automatically opening or closing, the input end of described master controller is connected to a bond parameter and recovers module.
Above-mentioned a kind of combustible gas alarm control system based on CAN, is characterized in that: described alarm is audible-visual annunciator.
Above-mentioned a kind of combustible gas alarm control system based on CAN, is characterized in that: described display is liquid crystal display.
Above-mentioned a kind of combustible gas alarm control system based on CAN, is characterized in that: the input end of described master controller is connected to the key-press module for arranging combustable gas concentration preset value.
Above-mentioned a kind of combustible gas alarm control system based on CAN, is characterized in that: described master controller adopts STM32F107VCT6.
The utility model compared with prior art has the following advantages:
1, structure of the present utility model is simple, rationally novel in design.
2, the utility model is crossed the first detector module and the second detector module and to be sent to master controller by CAN and data detected to obtain, when gas concentration reaches alarming value, master controller can carry out sound and light alarm by LED and loudspeaker, and starts window driver module and open the window and to evacuate inflammable gas.
3, the utility model recovers module by arranging a bond parameter, reverts to Default Value to configuration parameter one key of master controller.
4, of the present utility model to realize cost low, and result of use is good, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Description of reference numerals:
1-the first detector module; 2-the first analog to digital conversion circuit;
3-the first CAN module; 4-the second detector module;
5-the second analog to digital conversion circuit; 6-the second CAN module;
7-master controller; 8-display;
9-key-press module; 10-alarm;
11-window driver module; 12-one bond parameter recovers module.
Embodiment
A kind of combustible gas alarm control system based on CAN as shown in Figure 1, comprise the first detector module 1 for real-time detection combustable gas concentration, for the second detector module 4 that real-time detection inflammable gas flows to, concentration signal for being exported by the first detector module 1 is converted to the first analog to digital conversion circuit 2 of digital signal, concentration signal for being exported by the second detector module 4 is converted to the second analog to digital conversion circuit 5 of digital signal, for receive digital signal that described first analog to digital conversion circuit 2 exports and be transferred to master controller 7 the first CAN module 3 and for receiving digital signal that described second analog to digital conversion circuit 5 exports and being transferred to the second CAN module 6 of master controller 7, described first detector module 1 connects with the input end of the first analog to digital conversion circuit 2, described second detector module 4 connects with the input end of the second analog to digital conversion circuit 5, the output terminal of described first analog to digital conversion circuit 2 connects with the input end of the first CAN module 3, the output terminal of described second analog to digital conversion circuit 5 connects with the input end of the second CAN module 6, the output terminal of described first CAN module 3 connects with the input end of master controller 7, the output terminal of described second CAN module 6 connects with the input end of master controller 7, the output terminal of described master controller 7 is connected to for carrying out the alarm 10 of reporting to the police and the display 8 for combustable gas concentration value being shown when combustable gas concentration exceedes preset value, the output terminal of described master controller 7 is also connected to for controlling the window driver module 11 of automatically opening or closing, the input end of described master controller 7 is connected to a bond parameter and recovers module 12.
In the present embodiment, described alarm 10 is audible-visual annunciator.Described display 8 is liquid crystal display.The input end of described master controller 7 is connected to the key-press module 9 for arranging combustable gas concentration preset value.Described master controller 7 adopts STM32F107VCT6.
In the present embodiment, to be sent to master controller 7 by CAN by the first detector module 1 and the second detector module 4 and data detected to obtain, when gas concentration reaches alarming value, master controller 7 can carry out sound and light alarm by LED and loudspeaker, and starts window driver module 11 and open the window and to evacuate inflammable gas.And recover module 12 by arranging a bond parameter, Default Value is reverted to configuration parameter one key of master controller 7.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure transformation, all still belong in the protection domain of technical solutions of the utility model.
Claims (5)
1. the combustible gas alarm control system based on CAN, it is characterized in that: comprise the first detector module (1) for real-time detection combustable gas concentration, for the second detector module (4) that real-time detection inflammable gas flows to, concentration signal for being exported by the first detector module (1) is converted to first analog to digital conversion circuit (2) of digital signal, concentration signal for being exported by the second detector module (4) is converted to second analog to digital conversion circuit (5) of digital signal, for receive digital signal that described first analog to digital conversion circuit (2) exports and be transferred to master controller (7) the first CAN module (3) and for receiving digital signal that described second analog to digital conversion circuit (5) exports and being transferred to the second CAN module (6) of master controller (7), described first detector module (1) connects with the input end of the first analog to digital conversion circuit (2), described second detector module (4) connects with the input end of the second analog to digital conversion circuit (5), the output terminal of described first analog to digital conversion circuit (2) connects with the input end of the first CAN module (3), the output terminal of described second analog to digital conversion circuit (5) connects with the input end of the second CAN module (6), the output terminal of described first CAN module (3) connects with the input end of master controller (7), the output terminal of described second CAN module (6) connects with the input end of master controller (7), the output terminal of described master controller (7) is connected to for carrying out the alarm (10) of reporting to the police and the display (8) for combustable gas concentration value being shown when combustable gas concentration exceedes preset value, the output terminal of described master controller (7) is also connected to for controlling the window driver module (11) of automatically opening or closing, the input end of described master controller (7) is connected to a bond parameter and recovers module (12).
2. a kind of combustible gas alarm control system based on CAN according to claim 1, is characterized in that: described alarm (10) is audible-visual annunciator.
3. a kind of combustible gas alarm control system based on CAN according to claim 1, is characterized in that: described display (8) is liquid crystal display.
4. a kind of combustible gas alarm control system based on CAN according to claim 1, is characterized in that: the input end of described master controller (7) is connected to the key-press module (9) for arranging combustable gas concentration preset value.
5. a kind of combustible gas alarm control system based on CAN according to claim 1, is characterized in that: described master controller (7) adopts STM32F107VCT6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420742307.4U CN204242357U (en) | 2014-11-28 | 2014-11-28 | A kind of combustible gas alarm control system based on CAN |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420742307.4U CN204242357U (en) | 2014-11-28 | 2014-11-28 | A kind of combustible gas alarm control system based on CAN |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204242357U true CN204242357U (en) | 2015-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420742307.4U Expired - Fee Related CN204242357U (en) | 2014-11-28 | 2014-11-28 | A kind of combustible gas alarm control system based on CAN |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204242357U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426978A (en) * | 2019-08-12 | 2019-11-08 | 深圳市泛海三江电子股份有限公司 | Bus type combustible gas detection control circuit, method and device |
-
2014
- 2014-11-28 CN CN201420742307.4U patent/CN204242357U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426978A (en) * | 2019-08-12 | 2019-11-08 | 深圳市泛海三江电子股份有限公司 | Bus type combustible gas detection control circuit, method and device |
| CN110426978B (en) * | 2019-08-12 | 2024-04-02 | 深圳市高新投三江电子股份有限公司 | Bus type combustible gas detection control circuit, method and device thereof |
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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 |
Granted publication date: 20150401 Termination date: 20151128 |