CN218788080U - Detection circuit for braking function of FES (field emission switch) quick grounding switch motor - Google Patents
Detection circuit for braking function of FES (field emission switch) quick grounding switch motor Download PDFInfo
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- CN218788080U CN218788080U CN202222278112.6U CN202222278112U CN218788080U CN 218788080 U CN218788080 U CN 218788080U CN 202222278112 U CN202222278112 U CN 202222278112U CN 218788080 U CN218788080 U CN 218788080U
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Abstract
The utility model discloses a detection circuit for the motor braking function of a FES quick grounding switch, which comprises an operation control loop, a motor braking detection loop and an indication loop which are connected together, wherein the operation control loop is used for realizing the opening of switching-on and switching-off operations through switching-on and switching-off control rods; the motor brake detection circuit is used for detecting whether the motor brake circuit is electrified or not after closing and opening operations are finished, and comprises a relay DL2, a relay DL4 driving coil, a relay DL1, a closing delay time relay driving coil and relay DL2, a relay DL5 driving coil, a relay DL1 and an opening delay time relay driving coil, wherein the relay DL2, the relay DL5 driving coil, the relay DL1 and the opening delay time relay driving coil are connected in the closing brake circuit; the indicating circuit is used for indicating whether the motor braking circuit is electrified or not.
Description
Technical Field
The utility model belongs to the technical field of high-voltage electrical equipment, concretely relates to a detection circuitry that is used for FES quick ground switch motor braking function.
Background
The rapid grounding switch FES is driven by an alternating current motor to realize switching-on and switching-off operations, the wiring of the alternating current motor is more complicated than that of a direct current motor, the alternating current motor generally has four leads, and after the switching-on and switching-off of a mechanism are in place, the residual rotation inertia of the motor has influence on the mechanism, so that the accuracy of the switching-on and switching-off operations of the FES is directly influenced by the correctness of a motor braking circuit.
SUMMERY OF THE UTILITY MODEL
The utility model provides a detection circuitry for FES quick ground switch motor braking function utilizes various components and parts such as relay, pilot lamp to build detection circuitry, replaces the divide-shut brake control circuit of the inside motor of FES with the relay to be connected to in the motor braking circuit with the relay, with the completion detect FES outside control circuit, motor circuit and braking circuit's wiring exactness, overall structure is simple, and convenient operation is favorable to popularizing and applying.
The utility model discloses the following technical scheme of accessible realizes:
a detection circuit for the motor braking function of an FES (field emission switch) quick grounding switch comprises an operation control loop, a motor braking detection loop and an indication loop which are connected together, wherein the operation control loop is used for realizing the opening of the switching-on and switching-off operations through a switching-on and switching-off operation lever, the motor braking detection loop is used for detecting whether the motor braking loop is electrified or not after the switching-on and switching-off operations are finished, the indication loop is used for indicating whether the motor braking loop is electrified or not,
the motor brake detection circuit comprises drive coils of a relay DL2 and a relay DL4, a relay DL1 and a closing delay time relay which are connected in a closing brake circuit, and drive coils of a relay DL2 and a relay DL5, a relay DL1 and an opening delay time relay which are connected in an opening brake circuit,
the indicating loop comprises a first branch, a second branch and a third branch which are connected in parallel, the first branch comprises a relay DL1, a relay DL2 and a drive coil of a relay DL3 which are connected in parallel, a closing delay time relay, a relay DL3 and an opening delay time relay which are connected in parallel, and the first branch, the second branch and the third branch are connected in series;
the second branch circuit comprises a brake-off brake indicator lamp and a relay DL5 which are connected in series, and the third branch circuit comprises a brake-on brake indicator lamp and a relay DL4 which are connected in series.
Further, a normally closed contact of the relay DL1 is connected in series with a driving coil of the closing delay time relay and a normally open contact of the closing relay, and the normally closed contact and the normally open contact are connected in a starting branch of a closing brake loop;
the normally open contact of the relay DL2 is connected in series with the driving coil of the relay DL4 and the normally closed contact of the closing relay, and the normally open contact and the normally closed contact are connected in a braking branch of a closing braking loop;
the normally open contact of the relay DL1 is connected in series with the driving coil of the opening delay time relay and the normally open contact of the opening relay, and the normally open contacts are connected in the starting branch of the opening brake loop;
the normally closed contact of the relay DL2 and the normally closed contact of the driving coil opening relay of the relay DL5 are connected in series and are connected in a braking branch of an opening braking loop.
Further, the indicating circuit further comprises a fourth branch circuit, the fourth branch circuit comprises a working indicating lamp, one control contact of the working indicating lamp is connected with the normally open contact of the relay DL3, and the other control contact of the working indicating lamp is connected with the normally closed contact of the relay DL 3.
Further, the operation control loop comprises a closing relay, an opening relay, a driving coil of the closing relay and a driving coil of the opening relay which are connected in an interlocking mode, one end of the operation control loop is connected with the power supply through the relay DL1, and the other end of the operation control loop is connected with the power supply through an opening operation switch and a closing operation switch.
The utility model discloses profitable technological effect as follows:
1. the switching-off delay time relay and the switching-on delay time relay are additionally arranged, the switching-off time and the switching-off time are timed, once switching-off is completed, the driving coils of the relays DL1, DL2 and DL3 are controlled to be powered on or powered off, so that the relay DL2 connected in a motor braking loop is closed, whether the motor braking loop is powered on is detected, if the motor braking loop is powered on, the driving coils of the relays DL4 and DL5 connected in the motor braking loop are powered on, and then the corresponding switching-off braking indicator lamps and the corresponding switching-on braking indicator lamps are lightened, the detection of the motor braking loop is completed, the correctness of the operation control loop, the motor loop and the wiring of the braking loop of the FES quick grounding switch is ensured, the normal action of a product after leaving a factory is ensured, and the efficiency and the quality of the whole production are greatly improved.
2. The control loop and the motor brake detection loop are designed in an interlocking mode, so that the two brake branches, the starting branch and the switching-on and switching-off control branch cannot work simultaneously, and the working stability and accuracy of the whole detection circuit are improved.
3. The whole structure is simple, the processing is convenient, and the popularization and the application are convenient.
Drawings
Fig. 1 is a schematic overall structure diagram of the detection circuit of the present invention, wherein (a) shows a schematic structural diagram of a control loop, (b) shows a schematic structural diagram of a motor braking detection loop, and (c) shows a schematic structural diagram of an indication loop;
fig. 2 is a schematic structural diagram of a starting branch in the closing brake circuit of the present invention;
fig. 3 is a schematic structural diagram of a braking branch in the closing braking circuit of the present invention;
fig. 4 is a schematic structural diagram of a starting branch in the separating brake circuit of the present invention;
fig. 5 is a schematic structural diagram of a braking branch in the separating brake circuit of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided in connection with the accompanying drawings.
As shown in fig. 1-3, the utility model provides a detection circuitry for FES quick ground switch motor braking function, including the manipulation control circuit, motor braking detection circuit and the instruction circuit that link together, this manipulation control circuit is used for through closing a floodgate, the separating brake control pole, realize closing a floodgate, the opening of separating brake operation, this motor braking detection circuit is used for closing a floodgate, after separating brake operation, detect motor braking circuit whether circular telegram, this instruction circuit is used for instructing motor braking circuit whether circular telegram, this motor braking detection circuit includes relay DL2 who links in closing brake circuit, relay DL 4's drive coil, relay DL1, the drive coil of closing a floodgate time delay relay, and relay DL2 who links in separating brake circuit, relay DL 5's drive coil, relay DL1, separating brake time delay relay's drive coil, this instruction circuit includes the first branch road that connects in parallel together, the second branch road and the third branch road, this first branch road includes relay DL1, relay DL2, relay DL 3's drive coil of separating brake time delay relay that connects in parallel together, closing time delay relay and DL3 that connect in parallel together, they are in series together; the second branch comprises a brake-off brake indicator lamp and a relay DL5 which are connected together in series, and the third branch comprises a brake-on brake indicator lamp and a relay DL4 which are connected together in series. Therefore, by additionally arranging the opening delay time relay and the closing delay time relay, the opening time and the opening time are timed, once the opening and closing are completed, the driving coils of the relay DL1, the relay DL2 and the relay DL3 are controlled to be electrified or deenergized, so that the relay DL2 connected in the motor braking loop is closed, whether the motor braking loop is electrified is detected, if the motor braking loop is electrified, the driving coils of the relay DL4 and the relay DL5 connected in the motor braking loop are electrified, the corresponding opening braking indicator lamp and the closing braking indicator lamp are lightened, the detection of the motor braking loop is completed, the correctness of the operation control loop, the motor loop and the wiring of the braking loop of the FES quick grounding switch is ensured, the normal action of the product after the product leaves the factory is ensured, the efficiency and the quality of the whole production are greatly improved, the generation cost is reduced, and the popularization and application values are high.
For the existing closing brake circuit, a normally closed contact of a relay DL1 can be connected with a driving coil of a closing delay time relay and a normally open contact of a closing relay in series, and then the normally closed contact and the normally open contact are connected in a starting branch of the closing brake circuit; connecting a normally open contact of a relay DL2 with a driving coil of a relay DL4 and a normally closed contact of a closing relay in series, and then connecting the normally open contact and the normally closed contact in a braking branch of a closing braking loop;
for the existing brake separating braking loop, a normally open contact of a relay DL1 can be connected with a driving coil of a brake separating delay time relay and a normally open contact of a brake separating relay in series, and then the normally open contact and the driving coil of the brake separating delay time relay are connected in a starting branch of the brake separating braking loop; the normally closed contact of the relay DL2 and the normally closed contact of the driving coil opening relay of the relay DL5 are connected in series and then connected into a braking branch of an opening braking loop.
The indicating circuit further comprises a fourth branch circuit connected with the first branch circuit, the second branch circuit and the third branch circuit in parallel, the fourth branch circuit comprises a working indicating lamp, one control contact of the working indicating lamp is connected with a normally open contact of the relay DL3, and the other control contact of the working indicating lamp is connected with the normally closed contact of the relay DL 3.
The control loop comprises a closing relay, an opening relay, a driving coil of the closing relay and a driving coil of the opening relay which are connected in an interlocking manner, one end of the control loop is connected with a power supply through a relay DL1, and the other end of the control loop is connected with the power supply through an opening and closing control switch.
When the detection circuit of the utility model is adopted for detection, a closing switch is pulled down, closing contacts 3 and 4 are connected, a closing relay HJ1 is closed, an interlocking branch shown in figure 1 (a) ensures that a closing operation branch is electrified, an opening operation branch is not electrified, at the moment, a work indicator lamp in an indication loop shown in figure 1 (c) is lightened, a red light is lightened, a starting branch in a closing brake loop of a motor brake detection loop shown in figure 1 (b) starts working, a driving coil of a closing delay time relay SJHJ1 is electrified, and after the closing time is reached, the closing delay time relay SJHJ1 acts, the driving coils of the relay DL1, the relay DL2 and the relay DL3 are simultaneously electrified, so that the relay DL1, the relay DL2 and the relay DL3 act, the relay DL1 in the starting branch is disconnected, the starting branch fails, the relay DL2 is closed, and the braking branch in the closing braking loop starts to work, as shown in fig. 3, if all parts of the braking branch are correctly connected, the braking branch is communicated, so that the driving coil of the relay DL4 is electrified, the corresponding relay DL4 starts to act, the third branch in the indicating branch is communicated, the closing braking indicator lamp is lightened, and the red light is lightened, otherwise, the closing braking indicator lamp is not lightened, and the detection on the closing braking loop is completed;
similarly, the opening switch is pulled down, the opening contacts 1 and 2 are connected, the opening relay TJ1 is closed, the interlocking branch shown in fig. 1 (a) ensures that the opening control branch is energized, the closing control branch is not energized, at this time, the operation indicator lamp in the indication loop shown in fig. 1 (c) is turned on, a green light is turned on, the starting branch in the opening brake loop of the motor brake detection loop shown in fig. 1 (b) starts to operate, as shown in fig. 4, the drive coil of the opening delay time relay SJTJ1 is energized, after the opening time is reached, the opening delay time relay SJTJ1 operates, the drive coils of the relay DL1, the relay DL2 and the relay DL3 are simultaneously de-energized, so that the relay DL1, the relay DL2 and the relay DL3 operate, the starting branch in the opening branch is opened, the starting branch fails, the relay DL2 is closed, the braking branch in the opening brake loop starts to operate, as shown in fig. 5, if the connection of the components of the braking branch is correct, the braking branch is connected, so that the relay DL5 is opened, the relay DL5 corresponds to the electrical switch indicating lamp in the opening branch, and the red branch in the relay detection loop is not energized, otherwise, the red branch detection lamp is turned on, the operation indicator lamp in the second brake loop, and the detection loop is not turned on.
It is worth noting that the relays DL1 connected to the starting branches in the opening branch circuit and the closing brake circuit are normally open contacts and normally closed contacts respectively to ensure that the two starting branches cannot work simultaneously, and similarly, the relays DL2 connected to the braking branches in the opening branch circuit and the closing brake circuit are normally open contacts and normally closed contacts respectively to ensure that the two braking branches cannot work simultaneously, so that the working stability and accuracy of the whole detection circuit are improved.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these embodiments are merely illustrative and that various changes and modifications may be made therein without departing from the principles and spirit of the invention, and therefore the scope of the invention is defined by the appended claims.
Claims (4)
1. A detection circuit for a braking function of a FES fast grounding switch motor is characterized in that: the device comprises an operation control loop, a motor brake detection loop and an indication loop which are connected together, wherein the operation control loop is used for realizing the opening of switching-on and switching-off operations through switching-on and switching-off operation levers, the motor brake detection loop is used for detecting whether the motor brake loop is electrified or not after the switching-on and switching-off operations are finished, the indication loop is used for indicating whether the motor brake loop is electrified or not,
the motor brake detection circuit comprises drive coils of a relay DL2 and a relay DL4, a relay DL1 and a closing delay time relay which are connected in a closing brake circuit, and drive coils of a relay DL2 and a relay DL5, a relay DL1 and an opening delay time relay which are connected in an opening brake circuit,
the indicating loop comprises a first branch, a second branch and a third branch which are connected in parallel, the first branch comprises a relay DL1, a relay DL2 and a drive coil of a relay DL3 which are connected in parallel, a closing delay time relay, a relay DL3 and an opening delay time relay which are connected in parallel, and the first branch, the second branch and the third branch are connected in series;
the second branch circuit comprises a brake-off brake indicator lamp and a relay DL5 which are connected in series, and the third branch circuit comprises a brake-on brake indicator lamp and a relay DL4 which are connected in series.
2. The detection circuit for FES fast grounding switch motor braking function of claim 1, wherein: the normally closed contact of the relay DL1 is connected in series with a driving coil of a closing delay time relay and a normally open contact of a closing relay, and the normally closed contact and the driving coil of the closing delay time relay are connected in a starting branch of a closing brake loop;
the normally open contact of the relay DL2 is connected in series with the drive coil of the relay DL4 and the normally closed contact of the closing relay, and the normally open contact and the normally closed contact are connected in a brake branch of a closing brake circuit;
the normally open contact of the relay DL1 is connected in series with the driving coil of the opening delay time relay and the normally open contact of the opening relay, and the normally open contacts are connected in the starting branch of the opening braking loop;
the normally closed contact of the relay DL2 and the normally closed contact of the driving coil opening relay of the relay DL5 are connected in series and are connected in a braking branch of an opening braking loop.
3. A detection circuit for a FES fast ground switch motor braking function as claimed in claim 1 in which: the indicating circuit further comprises a fourth branch circuit, the fourth branch circuit comprises a working indicating lamp, one control contact of the working indicating lamp is connected with the normally open contact of the relay DL3, and the other control contact of the working indicating lamp is connected with the normally closed contact of the relay DL 3.
4. The detection circuit for FES fast grounding switch motor braking function of claim 1, wherein: the control loop comprises a closing relay, an opening relay, a driving coil of the closing relay and a driving coil of the opening relay which are connected in an interlocking mode, one end of the control loop is connected with a power supply through a relay DL1, and the other end of the control loop is connected with the power supply through an opening control switch and a closing control switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222278112.6U CN218788080U (en) | 2022-08-29 | 2022-08-29 | Detection circuit for braking function of FES (field emission switch) quick grounding switch motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222278112.6U CN218788080U (en) | 2022-08-29 | 2022-08-29 | Detection circuit for braking function of FES (field emission switch) quick grounding switch motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218788080U true CN218788080U (en) | 2023-04-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222278112.6U Active CN218788080U (en) | 2022-08-29 | 2022-08-29 | Detection circuit for braking function of FES (field emission switch) quick grounding switch motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218788080U (en) |
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2022
- 2022-08-29 CN CN202222278112.6U patent/CN218788080U/en active Active
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