CN215219481U - Tile electricity locking intelligent controller - Google Patents
Tile electricity locking intelligent controller Download PDFInfo
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- CN215219481U CN215219481U CN202121591896.7U CN202121591896U CN215219481U CN 215219481 U CN215219481 U CN 215219481U CN 202121591896 U CN202121591896 U CN 202121591896U CN 215219481 U CN215219481 U CN 215219481U
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- switch
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- feed
- circuit
- intelligent controller
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- 230000005611 electricity Effects 0.000 title claims description 5
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 238000007493 shaping process Methods 0.000 claims abstract description 21
- 230000005284 excitation Effects 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 description 15
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- Safety Devices In Control Systems (AREA)
Abstract
The intelligent controller is characterized in that a microcontroller is connected with a built-in I/O interface circuit, one I/O interface of the I/O interface circuit is connected with a position switch, and the other two I/O interfaces of the I/O interface circuit are respectively used for receiving a switching value input signal and sending a switching value output signal; the microcontroller is connected with the control output end of the analog excitation source, and the output end of the analog excitation source is connected with a feed state detection input terminal provided with a switch K1; the shaping circuit is connected with a current transformer in the feed switch cabinet, one output of the shaping circuit is connected with the microcontroller through an A/D converter, and the other output of the shaping circuit is connected in parallel with the feed state detection input terminal through a feed detection input signal terminal provided with a switch K2. The utility model discloses avoid feed cubical switchboard circuit breaker switch contact wearing and tearing, guarantee the life of feed cubical switchboard circuit breaker, provide reliable, stable control condition for feed cubical switchboard's normal operating and gas check-up.
Description
Technical Field
The utility model belongs to the technical field of colliery gas check out test set control in the pit, concretely relates to intelligent controller of electric shutting of tile.
Background
In the underground production process of coal mine enterprises, according to the national coal safety regulation, a safety monitoring and monitoring system is required to be installed on important production positions such as a pushing working head of an underground recovery working face, an important link in the system is a mine gas sensor, and the gas sensor is required to be subjected to parameter verification once every month due to the characteristics of the gas sensor, and each gas sensor is verified by a standard gas source during verification, the output signal of the gas sensor is accessed to the safety monitoring and monitoring system, and the safety monitoring and monitoring system is subjected to wind power locking and gas power locking according to the regulation of 'three-special two locking' in the regulation, namely wind power locking and gas power locking, wherein the gas power locking means that: when the gas sensor detects that the concentration of methane CH4 in the working environment exceeds 5%, the unsafe essential power supply of all equipment on the working face must be cut off, so that accidents caused by gas exceeding are prevented; when the gas concentration is 5%, a working power supply can be distributed to the working face equipment, namely the feed switch cabinet is closed, and the procedure is completed.
In the process of checking, the concentration of the standard gas source is continuously adjusted to be too small, a control signal for controlling the feed switch cabinet is frequently sent out, the switch of the feed switch cabinet is frequently switched on and off, the contact of a breaker in the feed switch cabinet is inevitably abraded and oxidized, and the service life of the switch is shortened, so that a special gas locking controller device is necessarily designed for solving the problems, and is connected in series in a switching-on/switching-off control coil loop of the remote control switch KDG15A and the feed switch cabinet.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem: on the basis of a microcontroller, an intelligent controller of watt-hour lock is provided, which is characterized in that an I/O interface circuit connected with a position switch and used for receiving and transmitting switching value signals, an A/D converter used for connecting the microcontroller with a current transformer in a feed switch cabinet through a shaping circuit and a feed detection input signal terminal which is connected with the output end of the shaping circuit in parallel and is provided with a switch K2 are arranged on a feed state detection input terminal connected with the output end of an analog excitation source, so that when the position switch of the controller is switched to a normal operation state, a safety monitoring system normally operates, and when the position switch of the controller is switched to a gas check state, frequent opening and closing of the feed switch cabinet are prevented, the abrasion of the switch contact of the feed switch cabinet is avoided, the service life of the breaker of the feed switch cabinet is ensured, and reliable, reliable and reliable gas check are provided for the normal operation and the gas check of the feed switch cabinet, Stable control conditions.
The utility model adopts the technical proposal that: the watt-hour electric locking intelligent controller comprises a microcontroller, an A/D converter, an I/O interface circuit, an analog excitation source, a shaping circuit and a position switch, wherein the microcontroller is connected with the built-in I/O interface circuit, one path of I/O interface of the I/O interface circuit is connected with the position switch and used for sending a working state instruction to the microcontroller and detecting the state of the position switch by the microcontroller, and the other two paths of I/O interfaces of the I/O interface circuit are respectively used for receiving a switching value input signal and sending a switching value output signal; the microcontroller is connected with the control output end of the analog excitation source, and the output end of the analog excitation source is connected with the feed state detection input terminal provided with a switch K1; the shaping circuit is connected with a current transformer in the feed switch cabinet, one output of the shaping circuit is connected with the microcontroller through an A/D converter, and the other output of the shaping circuit is connected in parallel with the feed state detection input terminal through a feed detection input signal terminal provided with a switch K2.
The output end of the controller is connected with a state display lamp arranged on the panel.
Further, the microcontroller adopts an ARM microcontroller.
Further, the position switch includes a normal operation switch and a gas check switch, which have a logical interlock relationship in a circuit.
Further, the microcontroller is connected with the switch K1 and the switch K2, and the on and off of the switch K1 and the switch K2 are controlled by the microcontroller.
The utility model has the advantages compared with the prior art:
1. on the basis of a microcontroller, the technical scheme is characterized in that an I/O interface circuit connected with a position switch and used for receiving and sending switching value signals, an A/D converter used for connecting the microcontroller with a current transformer in a feed switch cabinet through a shaping circuit and a feed detection input signal terminal which is connected with the output end of the shaping circuit in parallel and provided with a switch K2 are arranged on a feed state detection input terminal connected with the output end of an analog excitation source, so that when the position switch of a controller is switched to a normal operation state, a safety monitoring system operates normally, and when the position switch of the controller is switched to a gas check state, frequent opening and closing of the feed switch cabinet are prevented, and the contact abrasion of a breaker of the feed switch cabinet is avoided;
2. the technical scheme does not need to change any wiring mode and control signal form of the original system, and only needs to connect the watt-hour electricity locking intelligent controller in series between the remote control switch and the feed switch cabinet, so that the connection structure is simple, the intelligent controller is suitable for different safety monitoring systems, and the application range is wide;
3. this technical scheme guarantees the life of feed cubical switchboard circuit breaker, provides reliable, stable control condition for the normal operating and the gas check-up of feed cubical switchboard.
Drawings
Fig. 1 is a schematic diagram of the connection principle of the controller of the present invention.
Detailed Description
An embodiment of the present invention will be described in conjunction with fig. 1, so that the technical solution will be described clearly and completely, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, not the whole embodiment.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The watt-hour electric locking intelligent controller comprises a microcontroller 1-1, an A/D converter 1-2, an I/O interface circuit, an analog excitation source 1-4, a shaping circuit 1-5 and a position switch, wherein the microcontroller 1-1 is connected with a built-in I/O interface circuit, one path of I/O interface 1-3 of the I/O interface circuit is connected with the position switch and used for issuing a working state instruction to the microcontroller 1-1 and detecting the state of the position switch by the microcontroller 1-1, and the other two paths of I/O interfaces 1-3 of the I/O interface circuit are respectively used for receiving a switching value input signal and issuing a switching value output signal, such as: the safety monitoring system sends a combining and dividing control signal to the feed cabinet through the remote control switch; the microcontroller 1-1 is connected with the control output end of the analog excitation source 1-4, the output end of the analog excitation source 1-4 is connected with the feed state detection input terminal 1-10 provided with a switch K1, when the controller 1 works normally, the switch K1 is disconnected, the detection signal of the on-off feed state of the shielding analog excitation source 1-4 and the switch K2 closed feed switch cabinet is accessed to the terminal through the current transformer 2, and a true feedback signal is provided for the remote control switch; the shaping circuit 1-5 is connected with a current transformer 2 in a feed switch cabinet, one output of the shaping circuit 1-5 is connected with a microcontroller 1-1 through an A/D converter 1-2, and the other output of the shaping circuit 1-5 is connected in parallel with a feed state detection input terminal 1-10 through a feed detection input signal terminal 1-6 provided with a switch K2; in the structure, on the basis of the microcontroller 1-1, the safety monitoring system normally operates through the built-in I/O interface circuit which is connected with the position switch and used for receiving and transmitting switching value signals, the A/D converter 1-2 which is used for connecting the microcontroller 1-1 with the current transformer 2 in the feed switch cabinet through the shaping circuit 1-5 and the feed detection input signal terminal 1-6 which is connected with the output end of the shaping circuit 1-5 in parallel on the feed state detection input terminal 1-10 which is connected with the output end of the analog excitation source 1-4 and is provided with the switch K2, when the controller position switch is switched to a gas checking state, frequent opening and closing of the feed switch cabinet are prevented, and abrasion of a switch contact of a breaker of the feed switch cabinet is avoided;
in order to display the on-off state of a breaker tripping coil in a feed switch cabinet, state display lamps 1-7 are arranged on a panel of a controller 1, and the output end of the controller 1 is connected with the state display lamps 1-7 arranged on the panel; specifically, the microcontroller 1-1 is an ARM microcontroller.
The position switches comprise normal operation switches 1-8 and gas check switches 1-9, and the normal operation switches 1-8 and the gas check switches 1-9 have a logic interlocking relationship in a circuit; specifically, the microcontroller 1-1 is connected with the switch K1 and the switch K2, and the on-off of the switch K1 and the switch K2 is controlled by the microcontroller 1-1.
When the structure is used and installed, the I/O interface circuit has three paths of I/O1-3 interfaces, wherein one path of I/O interface 1-3 is connected with the position switch (the normal operation switch 1-8 and the gas check switch 1-9), the other path of I/O interface 1-3 is connected with the feed control output end of the remote control switch, the last path of I/O interface 1-3 is connected with the control coil of the breaker in the feed switch cabinet, and the end part of the feed state detection input terminal 1-10 is connected with the feed state detection input end of the remote control switch.
When the mining equipment works, the concentration of CH4 on the underground working face is required to be detected in real time, the concentration of each measuring point is collected into the safety monitoring system 2 and uploaded to the national safety center, and meanwhile, signals are accessed into a KJ95N type coal mine comprehensive monitoring system;
when the normal operation switch 1-8 is pressed down and is in a normal operation state, the controller 1 controls the switch K2 to be switched on according to a switching-on signal output by the KDG15A type remote control switch, the switch K1 is switched off, and the analog excitation source 1-4 is switched off, at the moment, the switching-on signal output to the microprocessor 1-1 by the KDG15A type remote control switch is directly output to the feed switch cabinet through the microprocessor 1-1; when the gas check switch 1-9 is pressed down to be in a gas check state, and when the gas sensor 1 is checked, a KDG15A type remote control switch outputs signals to the microprocessor 1-1, wherein one is an opening signal, and the other is a closing signal, when the microcontroller 1-1 receives the opening signal, the microcontroller 1-1 directly outputs the opening signal to a control coil loop of a feed switch cabinet, and at the moment, K1 is disconnected, and K2 is connected; when the microcontroller 1-1 receives a closing signal, in order to avoid meaningless frequent actions of the feed switch cabinet, the controller 1 controls the K1 to be closed and the K2 to be disconnected, and the microcontroller 1-1 only sends out an indication signal to indicate that a control coil of the feed switch cabinet is electrified but not really connected; meanwhile, the microcontroller 1-1 controls the analog excitation source 1-4 to be opened, after the analog feed switch cabinet is switched on, a feed feedback signal sent to the microcontroller 1-1 by the current transformer 2 in the feed state monitoring link is sent to a feed detection input end in the KDG15A through a feed state detection input terminal 1-10, so that the checking work is convenient to carry out; the switching-on and switching-off states of the feed switch cabinet are indicated through state display lamps 1-7.
The technical scheme does not need to change any wiring mode and control signal form of the original system, and only needs to connect the watt-hour electricity locking intelligent controller in series between the remote control switch and the feed switch cabinet, so that the connection structure is simple, the intelligent controller is suitable for different safety monitoring systems, and the application range is wide; the service life of the circuit breaker of the feed switch cabinet is ensured, and reliable and stable control conditions are provided for normal operation and gas check of the feed switch cabinet.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. Tile electricity shutting intelligent controller which characterized in that: the controller (1) comprises a microcontroller (1-1), an A/D converter (1-2), an I/O interface circuit, an analog excitation source (1-4), a shaping circuit (1-5) and a position switch, wherein the microcontroller (1-1) is connected with the built-in I/O interface circuit, one path of I/O interface (1-3) of the I/O interface circuit is connected with the position switch and used for issuing a working state instruction to the microcontroller (1-1) and detecting the state of the position switch by the microcontroller (1-1), and the other two paths of I/O interfaces (1-3) of the I/O interface circuit are respectively used for receiving a switching value input signal and sending a switching value output signal; the microcontroller (1-1) is connected with the control output end of the analog excitation source (1-4), and the output end of the analog excitation source (1-4) is connected with the feed state detection input terminal (1-10) provided with a switch K1; the shaping circuit (1-5) is connected with a current transformer (2) in a feed switch cabinet, one output of the shaping circuit (1-5) is connected with the microcontroller (1-1) through an A/D converter (1-2), and the other output of the shaping circuit (1-5) is connected in parallel with a feed state detection input terminal (1-10) through a feed detection input signal terminal (1-6) provided with a switch K2.
2. The watt electric latching intelligent controller of claim 1 wherein: the output end of the controller (1) is connected with a state display lamp (1-7) arranged on the panel.
3. The watt electric latching intelligent controller of claim 2 wherein: the microcontroller (1-1) adopts an ARM microcontroller.
4. The watt electric latching intelligent controller of claim 1, 2 or 3 wherein: the position switch comprises a normal operation switch (1-8) and a gas check switch (1-9), and the normal operation switch (1-8) and the gas check switch (1-9) have a logic interlocking relationship in a circuit.
5. The watt electric latching intelligent controller of claim 4 wherein: the microcontroller (1-1) is connected with the switch K1 and the switch K2, and the on-off of the switch K1 and the switch K2 is controlled by the microcontroller (1-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121591896.7U CN215219481U (en) | 2021-07-14 | 2021-07-14 | Tile electricity locking intelligent controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121591896.7U CN215219481U (en) | 2021-07-14 | 2021-07-14 | Tile electricity locking intelligent controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215219481U true CN215219481U (en) | 2021-12-17 |
Family
ID=79430657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121591896.7U Expired - Fee Related CN215219481U (en) | 2021-07-14 | 2021-07-14 | Tile electricity locking intelligent controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215219481U (en) |
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2021
- 2021-07-14 CN CN202121591896.7U patent/CN215219481U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |