CN215622013U - Point switch drive control equipment - Google Patents
Point switch drive control equipment Download PDFInfo
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- CN215622013U CN215622013U CN202120534041.4U CN202120534041U CN215622013U CN 215622013 U CN215622013 U CN 215622013U CN 202120534041 U CN202120534041 U CN 202120534041U CN 215622013 U CN215622013 U CN 215622013U
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Abstract
The utility model relates to a switch machine drive control device, comprising: the device comprises a direct current power supply module, a microcontroller module, a power supply and weak current detection module and a driving power supply and strong current detection module; the direct current power supply module is connected with the microcontroller module and used for supplying power to the single board of the point switch driving control equipment; one end of the microcontroller module is connected with the key and the LED indicator light and is used for receiving a key signal to perform logic control and information output indication; the other end of the switch is connected with a switching relay and is used for switching the representation acquisition and the drive output control of the point switch; the power supply and weak current detection module is used for detecting the real position state of the switch machine; and the driving power supply and strong current detection module is used for realizing positioning and inversion operation driving of the point switch. The utility model realizes the purpose of checking the wiring and also solves the problem of dependence on a real all-electronic interlocking system during on-site wiring checking.
Description
Technical Field
The utility model belongs to the technical field of railway signal control, and particularly relates to a point switch driving control device.
Background
In the rail transit industry, when the indoor and outdoor wiring verification of the all-electronic interlocking system is carried out, the verification can be carried out only after the all-electronic interlocking equipment is installed and debugged and has the capacity of driving and mining an outdoor point switch. Because the all-electronic interlocking system relates to a safety product, a system equipment board card needs to perform data interaction with a system logic part in real time, the logic part issues a drive execution command through safety operation after uploading the acquired outdoor equipment state information and the board card self state, and the equipment board card drives the outdoor switch machine equipment.
On one hand: in the distribution checking stage, the distribution accuracy is unknown, and the wrong distribution is easy to generate strong-current mixed lines, so that the board card of the system equipment is burnt, and potential safety hazards are brought.
On the other hand: if the interlocking system equipment is not debugged, the interlocking system equipment may not have the capability of driving and collecting the real switch machine.
Therefore, in order to solve the above two difficulties, a switch machine driving control device is needed for replacing the board card function of the interlock system, realizing the driving and picking capability of the outdoor switch machine, and checking the accuracy of indoor and outdoor wiring. Thereby greatly improving project construction period and avoiding safety risks generated during system debugging.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention provides a switch machine drive control apparatus, comprising:
the device comprises a direct current power supply module, a microcontroller module, a power supply and weak current detection module and a driving power supply and strong current detection module;
the direct current power supply module is connected with the microcontroller module and used for supplying power to the single board of the point switch driving control equipment;
one end of the microcontroller module is connected with the key and the LED indicator light and is used for receiving a key signal to perform logic control and information output indication; the other end of the switch is connected with a switching relay and is used for switching the representation acquisition and the drive output control of the point switch;
the power supply and weak current detection module is used for detecting the real position state of the switch machine;
and the driving power supply and strong current detection module is used for realizing positioning and inversion operation driving of the point switch.
Further, the air conditioner is provided with a fan,
the power supply and weak current detection module is used for detecting weak current in a stable representation state and judging whether the representation current is normal or not;
the driving power supply and strong current detection module detects a strong current when the switch machine is driven and judges whether the current is normal or not.
Further, the air conditioner is provided with a fan,
the input port of the switch machine driving control equipment comprises a three-phase AC380V power supply or a single-phase AC220V power supply input, and after filtering and overcurrent protection measures are carried out on the three-phase AC380V power supply and the single-phase AC220V power supply, the three-phase AC380V power supply and the single-phase AC220V power supply are distributed to the direct current power supply module, the power supply representation and weak current detection module, the driving power supply and the strong current detection module for supplying power.
Further, the air conditioner is provided with a fan,
the switch machine drive control device includes a five-wire system alternating current switch machine drive control device, a four-wire system direct current switch machine drive control device, and a six-wire system direct current switch machine drive control device.
Further, the air conditioner is provided with a fan,
the input port of the drive control equipment of the five-wire system alternating current switch machine is a three-phase AC380V power supply input;
the input ports of the four-wire system direct current switch machine driving control device and the six-wire system direct current switch machine driving control device are both single-phase AC220V power supply input.
Further, the air conditioner is provided with a fan,
the driving power supply and strong current detection module of the five-wire system alternating current point switch driving control equipment can detect the current of each phase of current in three-phase alternating current;
the driving power supply and strong current detection module of the four-wire system direct current switch driving control equipment and the six-wire system direct current switch driving control equipment can convert single-phase AC220V power supply into DC 150-DC 240V direct current power supply to be output.
Further, the air conditioner is provided with a fan,
the LED indicator light is connected with the microcontroller module and used for indicating the real representation state of the switch machine;
the LED indicator lamps are double-color lamps, and are divided into a meter-fixing lamp, a meter-reflecting lamp, a four-on lamp, a normal lamp and a fault lamp in the point switch drive control equipment.
Further, the air conditioner is provided with a fan,
the switching relay is a multi-contact switching relay or a single-contact switching relay.
Further, the air conditioner is provided with a fan,
plastic parts and bakelite used in the switch machine driving control equipment are made of non-combustible A-grade and insulating materials, and the PCB board card meets 94V-0 grade.
The utility model has the following beneficial effects:
(1) the point switch driving control equipment adopts a manual key mode to replace a logic part command for issuing, the communication function with the logic part is omitted, the point switch driving control equipment works independently, and the purpose of wiring checking can be realized;
(2) the point switch driving control equipment adopts an economical and practical design, has lower cost, can be used as a DEMO board of a real board card, is miniaturized and portable, and is beneficial to field carrying and use;
(3) the switch machine driving control equipment comprises a processing chip, and can realize the function of automatically acquiring the state of an outdoor switch machine;
(4) the point switch drive control equipment realizes the purpose of checking the wiring, and also solves the problem of dependence on a real all-electronic interlocking system during on-site wiring checking;
(5) the problems that the troubleshooting of the point switch control circuit depends on the ability and experience of maintenance personnel, the personnel quality requirement is high, the troubleshooting time is long, and the difficulty is large are solved.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 shows a schematic diagram of a five-wire ac switch machine drive control apparatus according to an embodiment of the present invention;
fig. 2 shows a schematic diagram of a four/six wire system dc switch machine drive control apparatus according to an embodiment of the present invention;
fig. 3 shows a switch machine drive control apparatus software workflow diagram according to an embodiment of the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the utility model introduces a switch machine driving control device, which is used for solving the problems that a board card of a system device is burnt due to wire mixing during the startup and debugging of the existing switch machine control system, and an interlocking system device is not debugged and does not have the capability of driving and collecting a switch machine.
A switch machine drive control apparatus, the apparatus comprising:
the device comprises a direct current power supply module, a microcontroller module, a power supply and weak current detection module and a driving power supply and strong current detection module;
the direct current power supply module is connected with the microcontroller module and used for supplying power to the single board of the point switch driving control equipment;
one end of the microcontroller module is connected with the key and the LED indicator light and is used for receiving a key signal to perform logic control and information output indication; the other end of the switch is connected with a switching relay and is used for switching the representation acquisition and the drive output control of the point switch; the switching relay is a multi-contact switching relay or a single-contact switching relay, and the safe isolation of strong current and weak current is realized through the mutual exclusion of NO/NC contacts of the relay.
The indicating power supply and weak current detection module is used for detecting the real position state of the point switch;
and the driving power supply and strong current detection module is used for realizing positioning and inversion operation driving of the point switch.
Further, the air conditioner is provided with a fan,
the power supply and weak current detection module is used for detecting weak current in a stable representation state and judging whether the current is normal or not, and the current detection is current detection (0-100mA) in mA level;
and the driving power supply and strong current detection module is used for detecting a strong current when the switch machine is driven and judging whether the current is normal or not.
Further, the air conditioner is provided with a fan,
the input port of the switch machine driving control equipment comprises a three-phase AC380V power supply or a single-phase AC220V power supply input, and after filtering and overcurrent protection measures are carried out on an external three-phase AC380V power supply or a single-phase AC220V power supply, the power supply is distributed to a direct-current power supply module, a power supply and weak current detection module, a driving power supply and a strong current detection module for supplying power. And the driving power supply and strong current detection module detects whether the AC220V is electrified and detects whether the AC380V is in a default phase, and then performs current detection during driving, wherein the current detection is A-level current detection to judge whether the current is normal.
Further, the air conditioner is provided with a fan,
the switch machine drive control device includes a five-wire system alternating current switch machine drive control device, a four-wire system direct current switch machine drive control device, and a six-wire system direct current switch machine drive control device.
Further, the air conditioner is provided with a fan,
the input port of the drive control equipment of the five-wire system alternating current switch machine is three-phase AC380V power input;
the input ports of the four-wire system direct current switch machine driving control device and the six-wire system direct current switch machine driving control device are both single-phase AC220V power input.
Further, the air conditioner is provided with a fan,
the driving power supply and strong current detection module of the five-wire system alternating current point switch driving control equipment can carry out current detection on each phase current in the three-phase alternating current;
the driving power supply and strong current detection module of the four-wire system direct current switch driving control device and the six-wire system direct current switch driving control device can convert single-phase AC220V power supply into DC 150-DC 240V direct current power supply to be output.
Further, the air conditioner is provided with a fan,
the LED indicator light is connected with the microcontroller module and used for indicating the real representation state of the point switch;
the LED indicator lamp is a double-color lamp and is divided into a meter-fixing lamp, a meter-reflecting lamp, a four-on lamp, a normal lamp and a fault lamp in the point switch drive control equipment. The color of the meter-setting lamp is green, the color of the meter-reflecting lamp is yellow, the color of the four-on lamp is red, the color of the normal lamp is green, the color of the fault lamp is red, the LED is a double-color lamp, and the three lamp positions can indicate 6 colors.
Further, the air conditioner is provided with a fan,
plastic parts and bakelite used in the switch machine driving control equipment are made of non-combustible A-grade and insulating materials, and the PCB board card meets 94V-0 grade.
Example 1
As shown in fig. 1, fig. 1 shows a schematic diagram of a five-wire ac switch machine driving control apparatus according to an embodiment of the present invention. The left dotted line frame is provided with a mutual exclusion relay for representing a circuit and a driving circuit, so that the isolation of strong current and weak current is realized, and the three relays synchronously move in the same direction (suck up or fall down simultaneously). When the relay is attracted, the drive output can be carried out, and the relay in the right dashed box attracts or falls down, so that the conduction of X1, X2 and X5 or the conduction of X1, X3 and X4 is realized. When dropped, the relay in the right dashed box sucks up or drops down, and the conduction of the representation voltages L, N and X2 and X5 (fixed table) or the conduction of X3 and X4 (inverse table) is realized, thereby performing the detection of the representation state.
Two relays act synchronously in the frame of the dotted line on the right side, and two functions are realized:
a: when the relay is in a driving function (the relay is sucked up in a dotted line frame on the left side), the relay is used for realizing fixed operation (the two relays are in a sucking-up state, and X2 is conducted with X5) or reverse operation (the two relays are in a falling state, and X3 is conducted with X4);
b: when the relay is in the indicating function (the relay falls down in a dotted line frame on the left), the switching of the fixed table (the two relays are in the sucking-up state, and the X2 is conducted with the X5) or the inverse table (the two relays are in the falling state, and the X3 is conducted with the X4) detection circuit is realized.
Example 2
As shown in fig. 2, fig. 2 is a schematic view showing a four/six wire system ac switch machine driving control apparatus according to an embodiment of the present invention.
The left dashed box represents the switching relay between the circuit and the driving circuit. When driving is performed (at this time, drop-off is indicated), a setting operation or a reverse operation can be performed by sucking up or dropping down the drive relay. When the circuit is attracted, X1, X5 and X4 are conducted (only X1 and X4 are in a four-line system, and X1, X5 and X4 are in a six-line system), and the operation is performed; when the electronic device falls, X2, X6 and X4 are conducted (only X2 and X4 in the four-line system and X2, X6 and X4 in the six-line system), and reverse operation is performed.
The relay in the dashed line frame on the right plays a role in representation, and realizes the switching of a fixed table circuit and a reverse table circuit:
a: when the device is in a suction state, the device is used for detecting the fixed table, four lines are conducted with X1 and X3, and six lines are conducted with X1, X5 and X3;
b: when in the falling state, for the detection of the reverse table, four lines are designated as X2, X3, and six lines are designated as X2, X6, and X3.
The specific operation flow of the switch machine driving control device is shown in fig. 3, and fig. 3 shows the operation flow of the switch machine driving control device according to the embodiment of the utility model. After power-on or reset initialization, 4 parts of subroutines are started, which respectively are as follows:
starting a circuit display part to display strong current and weak current in real time;
the lighting circuit is used for representing the circuit state and is divided into a fixed meter lamp, a reverse meter lamp, a four-way lamp, a normal lamp and a fault lamp;
inputting a strong current detection part, detecting whether the power is normally supplied, if so, turning on a fault lamp, stopping working and turning off a normal lamp; if the normal lamp is normally lighted, the key command can be executed;
the indication detection and drive control part firstly executes the fixed table detection, if the fixed table is the fixed table, the fixed table lamp is lightened, and after a key signal is received, the inversion operation is executed; if the key signal is not the fixed table, performing inverse table detection, if the key signal is the inverse table, lightening an inverse table lamp, and performing positioning operation after receiving the key signal; if not, the four-point lamp is judged to be four-point and turned on. Waiting for the reset key, and restarting to perform the timing detection after receiving the reset key signal.
When the fixed operation and the reverse operation are executed, synchronously waiting for receiving a stop key signal, immediately stopping operating voltage output if the stop key signal is received, turning off a normal lamp, and turning on a fault lamp; and synchronously starting current detection and overtime detection: when the current is 0 and is not overtime, the execution is in place, and the table setting detection is restarted; when overtime (X seconds, can be set) occurs, the fault is judged to occur, the operation voltage output is stopped, the normal lamp is turned off, and the fault lamp is turned on.
The switch machine driving control equipment has the specific working principle that:
the switch machine driving control equipment is in a working state after completing self state detection and representation state detection. And responding to a pressing command of the operation key to realize driving output of the point switch. When external strong electricity is input, the switch machine drives the control equipment to convert the voltage, one part of the switch machine is used for representing voltage output, and the other part of the switch machine is used for the logic device in the board card to work. After the board card self-checking is finished, the logic control part controls the representation circuit to detect the representation state of the switch machine, and the position state of the switch machine is identified. And after the state of the switch machine is identified, the switch machine is in a standby state, the pressing signal of the operation key is continuously detected, and after the signal is detected, corresponding driving voltage output is executed.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. A switch machine drive control apparatus, characterized in that the apparatus comprises:
the device comprises a direct current power supply module, a microcontroller module, a power supply and weak current detection module and a driving power supply and strong current detection module;
the direct current power supply module is connected with the microcontroller module and used for supplying power to the single board of the point switch driving control equipment;
one end of the microcontroller module is connected with the key and the LED indicator light and is used for receiving a key signal to perform logic control and information output indication; the other end of the switch is connected with a switching relay and is used for switching the representation acquisition and the drive output control of the point switch;
the power supply and weak current detection module is used for detecting the real position state of the switch machine;
and the driving power supply and strong current detection module is used for realizing positioning and inversion operation driving of the point switch.
2. A switch machine drive control apparatus as claimed in claim 1,
the power supply and weak current detection module is used for detecting weak current in a stable representation state and judging whether the representation current is normal or not;
the driving power supply and strong current detection module detects a strong current when the switch machine is driven and judges whether the current is normal or not.
3. A switch machine drive control apparatus as claimed in claim 2,
the input port of the switch machine driving control equipment comprises a three-phase AC380V power supply or a single-phase AC220V power supply input, and after filtering and overcurrent protection measures are carried out on the three-phase AC380V power supply and the single-phase AC220V power supply, the three-phase AC380V power supply and the single-phase AC220V power supply are distributed to the direct current power supply module, the power supply representation and weak current detection module, the driving power supply and the strong current detection module for supplying power.
4. A switch machine drive control apparatus as claimed in claim 3,
the switch machine drive control device includes a five-wire system alternating current switch machine drive control device, a four-wire system direct current switch machine drive control device, and a six-wire system direct current switch machine drive control device.
5. A switch machine drive control apparatus as claimed in claim 4,
the input port of the drive control equipment of the five-wire system alternating current switch machine is a three-phase AC380V power supply input;
the input ports of the four-wire system direct current switch machine driving control device and the six-wire system direct current switch machine driving control device are both single-phase AC220V power supply input.
6. A switch machine drive control apparatus as claimed in claim 5,
the driving power supply and strong current detection module of the five-wire system alternating current point switch driving control equipment can detect the current of each phase of current in three-phase alternating current;
the driving power supply and strong current detection module of the four-wire system direct current switch driving control equipment and the six-wire system direct current switch driving control equipment can convert single-phase AC220V power supply into DC 150-DC 240V direct current power supply to be output.
7. A switch machine drive control apparatus as claimed in claim 1,
the LED indicator light is connected with the microcontroller module and used for indicating the real representation state of the switch machine;
the LED indicator lamps are double-color lamps, and are divided into a meter-fixing lamp, a meter-reflecting lamp, a four-on lamp, a normal lamp and a fault lamp in the point switch drive control equipment.
8. A switch machine drive control apparatus as claimed in claim 2,
the switching relay is a multi-contact switching relay or a single-contact switching relay.
9. Switch machine drive control apparatus according to any of claims 1-8,
plastic parts and bakelite used in the switch machine driving control equipment are made of non-combustible A-grade and insulating materials, and the PCB board card meets 94V-0 grade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120534041.4U CN215622013U (en) | 2021-03-15 | 2021-03-15 | Point switch drive control equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120534041.4U CN215622013U (en) | 2021-03-15 | 2021-03-15 | Point switch drive control equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215622013U true CN215622013U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120534041.4U Active CN215622013U (en) | 2021-03-15 | 2021-03-15 | Point switch drive control equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215622013U (en) |
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2021
- 2021-03-15 CN CN202120534041.4U patent/CN215622013U/en active Active
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