CN211140659U - Temperature protection interlocking mechanism for boiler weighing coal feeder - Google Patents
Temperature protection interlocking mechanism for boiler weighing coal feeder Download PDFInfo
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- CN211140659U CN211140659U CN201921442292.9U CN201921442292U CN211140659U CN 211140659 U CN211140659 U CN 211140659U CN 201921442292 U CN201921442292 U CN 201921442292U CN 211140659 U CN211140659 U CN 211140659U
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Abstract
A temperature protection interlocking mechanism for a boiler weighing coal feeder comprises a rack cavity, a first coal conveying device arranged in the rack cavity, a second coal conveying device arranged in the rack cavity, an illuminating device, an opening electromagnetic valve and a detection control system; first fortune coal device sets up the top at second fortune coal device, be equipped with into the coal mouth on the frame cavity, this frame cavity bottom is equipped with out the coal mouth, first fortune coal device, second fortune coal device along the tip below of pay-off direction are located to the coal mouth, on the coal mouth was located to the opening solenoid valve, this opening solenoid valve controlled out opening or closing of coal mouth, the utility model discloses still include a system control ware and temperature tester, system control ware is according to the testing result of temperature tester, and control detection control system works, prevents effectively that the boiler from weighing feeder inside high temperature, produces the spontaneous combustion phenomenon, and the practicality is strong, has stronger popularization meaning.
Description
Technical Field
The utility model relates to an interlocking gear especially relates to a boiler feeder temperature protection interlocking gear of weighing.
Background
For a large-scale paper mill, a large-scale fuel power generation device is usually arranged, fuel-coal is needed in the power generation process, the coal is easy to self-ignite when reaching a certain temperature due to low ignition point of the coal, and a coal feeding mechanism is of a closed structure, so that the coal feeding mechanism is difficult to rescue once catching fire, and the whole coal feeder is burnt, thereby causing serious consequences. However, the existing coal feeder lacks a corresponding system for preventing spontaneous combustion, and the whole production process is safe, so that the improvement of the traditional coal feeder is urgently needed.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims to provide a boiler feeder temperature protection interlocking gear of weighing.
The scheme of the utility model is that: a temperature protection interlocking mechanism for a boiler weighing coal feeder comprises a rack cavity, a first coal conveying device arranged in the rack cavity, a second coal conveying device arranged in the rack cavity, an illuminating device, an opening electromagnetic valve and a detection control system; first fortune coal device sets up the top at second fortune coal device, be equipped with into the coal mouth on the frame cavity, this frame cavity bottom is equipped with out the coal mouth, first fortune coal device, second fortune coal device along the tip below of pay-off direction are located to the coal mouth, on the coal mouth was located to the opening solenoid valve, this opening solenoid valve controlled out opening or closing of coal mouth, the utility model discloses still include a system control ware and temperature tester, the temperature tester is equipped with and is close to first fortune coal device along the foremost position of pay-off direction in the coal mouth top, the temperature tester is connected on system control ware, and the temperature tester feeds back measured temperature to system control ware.
Further, the detection control system comprises a live wire, a neutral wire, a first control switch KA7, a second control switch ST, a third control switch KB1, a fourth control switch KA0, an indicator light H L2 and a resistor KA7, wherein the first control switch KA7, the second control switch ST, the third control switch KB1 and the fourth control switch KA0 are all connected to the system controller, and the system controller controls the first control switch KA7, the second control switch ST, the third control switch KB1 and the fourth control switch KA0 to be turned on or turned off.
Furthermore, the driving motors of the first coal transporting device and the second coal transporting device are connected to a live wire and a zero wire through a first control switch KA 7.
Furthermore, the indicator light H L2 and the resistor KA7 are connected in parallel and then connected in series with the second control switch ST and are connected to the access zero line and the access live wire, the open electromagnetic valve is provided with a control end, and the control end of the open electromagnetic valve is connected to the live wire through a fourth control switch KA 0.
Furthermore, the input end of the third control switch KB1 is connected with a live wire, and the output end of the third control switch KB1 is connected with the output end of the open solenoid valve in parallel and then connected to a connecting zero wire.
Furthermore, the detection control system also comprises a manual switch, and the manual switch is connected with a plurality of resistors in parallel and then is connected to a fire line and a zero line.
To sum up, the utility model discloses a set up the temperature tester in the frame cavity, the temperature tester is connected on the system control ware, the system control ware is according to the testing result of temperature tester, controls opening or closing of first control switch KA7, second control switch ST, third control switch KB1, fourth control switch KA0, prevents effectively that the boiler from weighing the feeder inside high temperature, produces the spontaneous combustion phenomenon, and the practicality is strong, has stronger popularization meaning.
Drawings
FIG. 1 is a schematic structural view of a temperature protection interlocking mechanism of a boiler weighing coal feeder of the present invention;
FIG. 2 is a circuit diagram of a detection control system of the temperature protection interlocking mechanism of the weighing coal feeder of the boiler shown in FIG. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
As shown in fig. 1 to 2, the utility model provides a boiler feeder temperature protection interlocking gear weighs, boiler feeder temperature protection interlocking gear weighs includes frame cavity 10, installs first fortune coal device 20 in frame cavity 10, installs second fortune coal device 30, lighting device 70, opening solenoid valve 40 and detection control system 80 in frame cavity 10. First fortune coal device 20 sets up in the top of second fortune coal device 30, be equipped with into coal mouth 11 on the frame cavity 10, this frame cavity 10 bottom is equipped with out coal mouth 12, first fortune coal device 20, second fortune coal device 30 are located along the tip below of pay-off direction to go out coal mouth 12, opening solenoid valve 40 is located on the coal mouth 12, and opening or closing of this opening solenoid valve 40 control coal mouth 12, first fortune coal device 20 shifts the coal that goes into coal mouth 11 and gets into, makes the coal transfer fall into the bottom of frame cavity 10, makes the coal can follow out coal mouth 12 mouth that flows, second fortune coal device 30 will be located the coal of frame cavity 10 bottom and transport out coal mouth 12 top and flow out from going out coal mouth 12.
The first coal conveying device 20 comprises a driving wheel 21, a driven wheel 22, a belt 23 connecting the driving wheel 21 and the driven wheel 22, and a driving motor 24 connected to the driving wheel 21, and the second coal conveying device 30 also comprises a driving wheel, a driven wheel, a belt connecting the driving wheel and the driven wheel, and a driving motor connected to the driving wheel.
The utility model discloses still include a system controller and temperature tester 50, temperature tester 50 is equipped with and is close to first fortune coal device 20 along the foremost position of pay-off direction in the coal outlet 12 top, temperature tester 50 is connected on system controller, and temperature tester 50 feeds back the temperature of measurement to system controller on.
The detection control system 80 comprises a live wire, a neutral wire, a first control switch KA7, a second control switch ST, a third control switch KB1, a fourth control switch KA0, an indicator lamp H L and a resistor KA7, driving motors of the first coal conveying device 20 and the second coal conveying device 30 are connected with the live wire and the neutral wire through the first control switch KA7, the indicator lamp H L and the resistor KA7 are connected in parallel and then connected in series with the second control switch ST, the indicator lamp H L and the resistor KA7 are connected with the neutral wire and the live wire, the open electromagnetic valve 40 is provided with a control end, the control end of the open electromagnetic valve 40 is connected with the live wire through a fourth control switch KA0, the input end of the third control switch KA 1 is connected with the live wire, the output end of the third control switch 1 is connected with the output end of the open electromagnetic valve 40 in parallel and then connected with the neutral wire, the detection control system 80 further comprises a manual switch, the manual switch KB is connected with the resistors KA0, the first control switch KA 3625, the third control switch KA 3637 and the fourth control switch KB 9685, the fourth control switch KB 9638 and the fourth control switch KB 9634.
During operation, in a normal state, the manual switch is in an off state, the first control switch KA7 is in an on state, the second control switch ST is in an off state, the control end of the open solenoid valve 40 is in an on state with the live wire through the fourth control switch KA0, the third control switch KB1 is in an off state, and the first coal transporting device 20 and the second coal transporting device 30 perform position transition on coal.
When the temperature tester 50 detects that the temperature is too high, the first control switch KA7 is in an open state, the first coal conveying device 20 and the second coal conveying device 30 stop running, the second control switch ST is closed, an indicator lamp H L2 is lightened for warning, the third control switch KB1 is in a closed state, and the fourth control switch KA0 is disconnected from the opening electromagnetic valve 40, so that the opening electromagnetic valve 40 is in a closed state, and external high-temperature smoke is isolated.
To sum up, the utility model discloses a set up temperature tester 50 in frame cavity 10, temperature tester 50 connects on the system control ware, the system control ware is according to temperature tester 50's testing result, controls opening or closing of first control switch KA7, second control switch ST, third control switch KB1, fourth control switch KA0, prevents effectively that the boiler from weighing the feeder inside high temperature, produces the spontaneous combustion phenomenon, and the practicality is strong, has stronger popularization meaning.
The above-mentioned embodiments only represent one embodiment of the present invention, and the description is more specific and detailed, but not understood as the limitation of the scope of the invention, it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which all belong to the protection scope of the present invention, therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. The utility model provides a boiler feeder temperature protection interlocking gear of weighing which characterized in that: the coal conveying device comprises a rack cavity, a first coal conveying device arranged in the rack cavity, a second coal conveying device arranged in the rack cavity, an illuminating device, an opening electromagnetic valve and a detection control system; first fortune coal device sets up the top at the second fortune coal device, be equipped with into the coal mouth on the frame cavity, this frame cavity bottom is equipped with out the coal mouth, first fortune coal device, second fortune coal device along the tip below of pay-off direction are located to the coal mouth, on the coal mouth was located to the opening solenoid valve, the opening or closing of this opening solenoid valve control coal mouth, boiler weighing feeder temperature protection interlocking gear still includes a system controller and temperature tester, the temperature tester is equipped with and is close to first fortune coal device along the foremost position of pay-off direction in the coal mouth top, the temperature tester is connected on the system controller, and the temperature tester feeds back on the system controller with the temperature measurement, and system controller control detects control system work.
2. The linkage mechanism for protecting the temperature of the boiler weighing and coal feeding machine as claimed in claim 1, wherein the detection control system comprises a live wire, a neutral wire, a first control switch KA7, a second control switch ST, a third control switch KB1, a fourth control switch KA0, an indicator light H L2 and a resistor KA7, the first control switch KA7, the second control switch ST, the third control switch KB1 and the fourth control switch KA0 are all connected to the system controller, and the system controller controls the first control switch KA7, the second control switch ST, the third control switch KB1 and the fourth control switch KA0 to be turned on or off.
3. The boiler weighing coal feeder temperature protection interlocking mechanism of claim 2, characterized in that: first fortune coal device, second fortune coal device all include the action wheel, follow the driving wheel, connect the action wheel and follow the belt of driving wheel and connect the driving motor on the action wheel, the driving motor of first fortune coal device, second fortune coal device is connected in the access live wire, on the access zero line through first control switch KA 7.
4. The temperature protection interlocking mechanism for the boiler weighing coal feeder as claimed in claim 2, wherein the indicator light H L2 and the resistor KA7 are connected in parallel and then connected in series with the second control switch ST and are connected to the zero line and the live line, the open solenoid valve is provided with a control end, and the control end of the open solenoid valve is connected to the live line through a fourth control switch KA 0.
5. The boiler weighing coal feeder temperature protection interlocking mechanism of claim 2, characterized in that: the input end of the third control switch KB1 is connected with a live wire, and the output end of the third control switch KB1 is connected with the output end of the open solenoid valve in parallel and then connected to a connecting zero wire.
6. The boiler weighing coal feeder temperature protection interlocking mechanism of claim 2, characterized in that: the detection control system further comprises a manual switch, and the manual switch is connected with the resistors in parallel and then is connected to fire money and a zero line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921442292.9U CN211140659U (en) | 2019-08-30 | 2019-08-30 | Temperature protection interlocking mechanism for boiler weighing coal feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921442292.9U CN211140659U (en) | 2019-08-30 | 2019-08-30 | Temperature protection interlocking mechanism for boiler weighing coal feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211140659U true CN211140659U (en) | 2020-07-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921442292.9U Active CN211140659U (en) | 2019-08-30 | 2019-08-30 | Temperature protection interlocking mechanism for boiler weighing coal feeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211140659U (en) |
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2019
- 2019-08-30 CN CN201921442292.9U patent/CN211140659U/en active Active
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