CN204925826U - Control system of firing equipment - Google Patents
Control system of firing equipment Download PDFInfo
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- CN204925826U CN204925826U CN201520528401.4U CN201520528401U CN204925826U CN 204925826 U CN204925826 U CN 204925826U CN 201520528401 U CN201520528401 U CN 201520528401U CN 204925826 U CN204925826 U CN 204925826U
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- temperature
- temperature detection
- control component
- detection part
- control
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Abstract
本实用新型公开了一种加热设备的控制系统，包括第一控制组件和用于检测加热设备的第一温度检测件，所述第一控制组件与所述第一温度检测件相连，所述第一控制组件根据所述第一温度检测件检测到的温度信号控制所述加热设备的启停，还包括第二控制组件和用于检测加热设备的第二温度检测件，所述第二控制组件与所述第二温度检测件相连，所述第二控制组件根据所述第二温度检测件检测到的温度信号控制所述加热设备主电源回路的通断。本实用新型的加热设备的控制系统具有结构简单、具有双重过热保护以及提高加热设备工作可靠性的优点。
The utility model discloses a control system for heating equipment, which comprises a first control assembly and a first temperature detection part for detecting the heating equipment, the first control assembly is connected with the first temperature detection part, and the first temperature detection part is connected with the first temperature detection part. A control component controls the start and stop of the heating device according to the temperature signal detected by the first temperature detection part, and also includes a second control component and a second temperature detection part for detecting the heating device, the second control component Connected with the second temperature detection part, the second control component controls the on-off of the main power circuit of the heating device according to the temperature signal detected by the second temperature detection part. The control system of the heating equipment of the utility model has the advantages of simple structure, double overheating protection and improved working reliability of the heating equipment.
Description
Technical field
The utility model relates generally to a kind of firing equipment, refers in particular to a kind of control system of firing equipment.
Background technology
Current firing equipment operationally, need to adjust the real time temperature of firing equipment, generally overhauled after part detected temperatures to Control Component by temperature, Control Component adjusts according to the heating state of the temperature conditions detected to firing equipment, when temperature exceedes default temperature threshold, then firing equipment can be closed.And when reality uses, due to temperature maintenance part metrical error or Control Component crash or temperature signal transmission wrong time, Control Component can not precisely or in time control the temperature of firing equipment, thus the situation that firing equipment may be caused overheated, thus firing equipment is caused to damage or the damage of power supply major loop.
Utility model content
The technical problems to be solved in the utility model is just: the technical matters existed for prior art, and the utility model provides the control system that a kind of structure is simple, have the firing equipment of two overheat protection.
For solving the problems of the technologies described above, the technical scheme that the utility model proposes is:
A kind of control system of firing equipment, comprise the first Control Component and the first temperature detection part for detecting firing equipment, described first Control Component is connected with described first temperature detection part, described first Control Component controls the start and stop of described firing equipment according to the temperature signal that described first temperature detection part detects, also comprise the second Control Component and the second temperature detection part for detecting firing equipment, described second Control Component is connected with described second temperature detection part, described second Control Component controls the break-make of described firing equipment main power circuit according to the temperature signal that described second temperature detection part detects.
Further improvement as technique scheme:
Described second Control Component is temperature controller, and the normally closed switch of described temperature controller is connected in the main power circuit of described firing equipment.
Also comprise alarm circuit, in described alarm circuit, be in series with the normal open switch of alarm assemblies and described temperature controller.
Electrical interlocks is formed between the normally closed switch of described temperature controller and normal open switch.
Described first temperature detection part is connected by the input end of A/D module with described first Control Component, and the output terminal of described first Control Component is connected with heating starting device, and the gauge tap of described heating starting device is connected in firing equipment main power circuit.
Compared with prior art, the utility model has the advantage of:
The control system of firing equipment of the present utility model; on the basis that existing heating apparatus temperature controls; the a set of temperature control system of independent increase again; for when original temperature control system exception to the overheating protection of firing equipment and main circuit, thus improve the reliability of firing equipment work.
Accompanying drawing explanation
Fig. 1 is frame structure schematic diagram of the present utility model.
Number in the figure represents: 1, the first temperature detection part; 2, A/D module; 3, the first Control Component; 4, man-machine interface; 5, heating starting device; 51, gauge tap; 6, firing equipment; 7, the second temperature detection part; 8, the second Control Component; 81, normal open switch; 82, normally closed switch; 9, alarm assemblies; 91, pyrostat; 911, high-temperature control switch; 92, alarm.
Embodiment
Below in conjunction with Figure of description and specific embodiment, the utility model is further described.
As shown in Figure 1, the control system of the firing equipment of the present embodiment, comprise the first Control Component 3 and comprise two well heaters for detecting firing equipment 6() the first temperature detection part 1, first Control Component 3 is connected with the first temperature detection part 1, first Control Component 3 controls the start and stop of firing equipment 6 according to the temperature signal that the first temperature detection part 1 detects, also comprise the second Control Component 8 and the second temperature detection part 7 for detecting firing equipment 6, second Control Component 8 is connected with the second temperature detection part 7, second Control Component 8 controls the break-make of firing equipment 6 main power circuit according to the temperature signal that the second temperature detection part 7 detects.Wherein the main power circuit of firing equipment 6 is as shown in the thick line in Fig. 1; by on the existing temperature controlled basis of firing equipment 6; the a set of temperature control system of independent increase again; for when original temperature control system exception to the overheating protection of firing equipment 6 and main circuit, improve the reliability that firing equipment 6 works.
In the present embodiment, second Control Component 8 is temperature controller, the normally closed switch 82 of temperature controller is connected in the main power circuit of firing equipment 6, namely the contact between COM and ALM2, and and contact (normal open switch 81) between COM and ALM1 form electrical interlocks, by the control to normally closed switch 82, thus the break-make of the main power circuit of firing equipment 6 can be controlled, realize the control to firing equipment 6; Other first temperature detection part 1 and the second temperature detection part 7 are temperature sensor, and the first Control Component 3 is PLC or single-chip microcomputer.
In the present embodiment, also comprise alarm circuit, contact between normal open switch 81(COM and the ALM1 being in series with alarm assemblies 9 and temperature controller in alarm circuit), namely the contact between normally closed switch 82(COM and ALM2) disconnect after, normal open switch 81 respective closed, thus connection alarm circuit, alarm assemblies 9 action in alarm circuit realizes reporting to the police, wherein alarm assemblies 9 comprises pyrostat 91 and audible-visual annunciator 92, wherein pyrostat 91 action, its corresponding high-temperature control switch 911 is closed to be fed back to the first Control Component 3 again by signal and carries out corresponding control.
In the present embodiment, first temperature detection part 1 is connected with the input end of the first Control Component 3 by A/D module 2, the output terminal of the first Control Component 3 is connected with heating starting device 5, and the gauge tap 51 of heating starting device 5 is connected in firing equipment 6 main power circuit, controls simply, is easy to operation.
Physical circuit of the present utility model as shown in Figure 1, first temperature detection part 1(temperature sensor) the hot junction of probe inside and the cold junction thermoelectric force, the electromotive force that produce be transferred to A/D module 2 by temperature lead, A/D module 2 is by being real-time transmitted to the first Control Component 3 after filter and amplification by Temperature numerical, wherein the first Control Component 3 and man-machine interface 4 carry out the real-time exchange of data.The thermoelectric force that the hot junction of the second temperature detection part 7 inside and cold junction produce by wire transmission to temperature controller, actual temperature is shown after internal conversion, temperature controller can preset temperature value, if the actual temperature of temperature controller display exceedes preset temperature value, then COM male end and the normally-open normally-close state between ALM1, ALM2 change.
After AC power supplies is connected to AC circuit brake; be parallel to the first Control Component 3(controller respectively) the power port of output GND, temperature controller and man-machine interface 4; wherein the first Control Component 3 exports unlatching and the closedown that steering order controls heating starting device; thus gauge tap 51 is switched on or switched off, thus realize being switched on or switched off of heating component main power circuit.
Principle of work: design temperature alarming value, heating temperatures value in man-machine interface 4, opens heat button, temperature alarming value in design temperature controller.When the actual temperature that the first Control Component 3 collects is more than or equal to the design temperature alarming value of man-machine interface 4, then close heating starting device 5, now gauge tap 51 disconnects, then be disconnected the working power of firing equipment 6, avoid firing equipment 6 high temperature failure, and in man-machine interface 4 alarm.The actual temperature collected when temperature controller is more than or equal to the temperature alarming value set in temperature controller; the normally closed switch 82(GND of temperature controller and NC contact) disconnect; normal open switch 81 between the NO contact of temperature controller GND and temperature controller closes; now connect alarm circuit; now pyrostat 91, alarm 92 work; the high-temperature control switch 911 of pyrostat 91 closes; high temperature signal is transferred to the input port IO of PLC; sound and light alarm prompting opened by alarm 92, thus realizes high temperature redundancy protecting.
Although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model.Any those of ordinary skill in the art, when not departing from technical solutions of the utility model scope, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solutions of the utility model, according to the utility model technical spirit to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solutions of the utility model protection.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528401.4U CN204925826U (en) | 2015-07-21 | 2015-07-21 | Control system of firing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528401.4U CN204925826U (en) | 2015-07-21 | 2015-07-21 | Control system of firing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204925826U true CN204925826U (en) | 2015-12-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520528401.4U Expired - Lifetime CN204925826U (en) | 2015-07-21 | 2015-07-21 | Control system of firing equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN204925826U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444922A (en) * | 2016-10-31 | 2017-02-22 | 国网上海市电力公司 | Intelligent cable joint operation site heating controller and control method |
| CN115542979A (en) * | 2022-10-09 | 2022-12-30 | 奥然生物科技（上海）有限公司 | Electric heating temperature control system and method |
-
2015
- 2015-07-21 CN CN201520528401.4U patent/CN204925826U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444922A (en) * | 2016-10-31 | 2017-02-22 | 国网上海市电力公司 | Intelligent cable joint operation site heating controller and control method |
| CN106444922B (en) * | 2016-10-31 | 2018-08-07 | 国网上海市电力公司 | A kind of intelligent electric cable joint operation field heating controller and control method |
| CN115542979A (en) * | 2022-10-09 | 2022-12-30 | 奥然生物科技（上海）有限公司 | Electric heating temperature control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Changsha Pharmaceutical Equipment Industrial Technology Research Institute Co.,Ltd. Assignor: TRUKING TECHNOLOGY Ltd. Contract record no.: X2023980051833 Denomination of utility model: A control system for heating equipment Granted publication date: 20151230 License type: Common License Record date: 20231213 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20151230 |