CN216526821U

CN216526821U - Intelligent starting controller

Info

Publication number: CN216526821U
Application number: CN202123163528.5U
Authority: CN
Inventors: 高光明
Original assignee: Zhejiang Hukong Electric Co ltd
Current assignee: Zhejiang Hukong Electric Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-13
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses an intelligent starting controller, which comprises a control panel and a control module, wherein the control panel and the control module are connected and controlled through a data line; one side of the control panel is provided with a nixie tube, a control button and an indicator light, and the other side of the control panel is provided with a control chip, a buzzer and a first wiring port; the control module is provided with a chip, a circuit board data line connecting port and a transformer. The nixie tubes are provided with two groups, one group is used for displaying voltage values, and the other group is used for displaying starting time, working current and setting function codes. The controller has the function of switching two modes of self coupling and star-delta starting, the two modes can be switched with each other under the condition of not changing a secondary control circuit, the very long time is saved for temporary modification, only a primary circuit needs to be changed, and the modification cost of the secondary control circuit is zero.

Description

Intelligent starting controller

Technical Field

The utility model relates to a controller, in particular to an intelligent starting controller.

Background

The starting cabinets for the starting control of the squirrel-cage motor in the current market mainly comprise an auto-coupling decompression starting cabinet and a star-triangle decompression starting cabinet.

The primary circuit components inside the self-coupling decompression starting cabinet comprise a circuit breaker, a contactor and a self-coupling transformer, and the secondary control circuit components comprise a fuse, a time relay, an intermediate relay, an over-voltage and under-voltage protector, a motor protector, a current transformer, an ammeter, a voltmeter, an indicator lamp, a button, a universal change-over switch and the like.

The star-delta decompression starting cabinet is internally provided with a circuit breaker and a contactor on a primary circuit component, and a secondary control circuit component is provided with a fuse, a time relay, an intermediate relay, a motor protector, a current transformer, an ammeter, a voltmeter, an indicator lamp, a button, a universal change-over switch and the like.

The secondary control circuit of the two starting cabinets has a complex structure, various relays and protectors are required to be configured, the wiring of the secondary circuit is slow in time consumption, and on average, the wiring of the secondary circuit of one starting cabinet needs to consume more than one hour and indicates skilled wiring technicians.

The secondary control circuit of the self-coupling decompression start and the star-triangle decompression start is two completely different control circuits. The more internal control components, the greater the probability of failure in use.

Therefore, an intelligent starting controller becomes an urgent problem to be solved in the whole society.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: an intelligent starting controller comprises a control panel and a control module, wherein the control panel and the control module are connected and controlled through a data line;

one side of the control panel is provided with a nixie tube, a control button and an indicator light, and the other side of the control panel is provided with a control chip, a buzzer and a first wiring port;

and the control module is provided with a chip and a transformer.

Furthermore, the nixie tubes are provided with two groups, one group is used for displaying voltage values, and the other group is used for displaying starting time, working current and setting function codes.

Further, the pilot lamp is provided with nine groups for showing operating condition.

Further, the control buttons are provided with five groups.

Furthermore, a first connection port is arranged on the control panel, a second connection port is arranged on the control module, the first connection port is electrically connected with the second connection port on the control module through a data line, and the first connection port is used for accessing the external control knob.

Further, the transformer comprises a transformer A and a transformer B, wherein the transformer A is used for inputting a power supply of the circuit board, and the transformer B is used for sampling data of voltage display.

Furthermore, a second wiring port is arranged on the control module and used for inputting external signals, 4 ports are arranged at the top end of the control module and used for inputting current transformers, and nine sets of wiring ports are arranged on the second wiring port.

Furthermore, a first relay and a second relay are arranged on the control module, the second relay is provided with three groups, the first relay is used for fault feedback output, and the second relay is used for controlling the starting and stopping of the contactor.

Furthermore, a third wiring port is arranged at one end, far away from the second wiring port, of the control module, and six groups of the third wiring ports are arranged.

Compared with the prior art, the utility model has the advantages that:

1. the controller has the function of switching two modes of self coupling and star-delta starting, the two modes can be switched with each other under the condition of not changing a secondary control circuit, the very long time is saved for temporary modification, only a primary circuit needs to be changed, and the modification cost of the secondary control circuit is zero.

2. The controller has two functions of starting time conversion and starting current conversion, can be converted into a full-voltage running state within the set starting time, can also set the starting current to be reduced to a certain current value, and has the current switching function, so that the phenomenon that the auto-transformer and the motor are not damaged smoothly due to long-time low-voltage running and failure in time switching of the set starting time is avoided.

3. The controller has two modes of manual control and automatic control, and only needs to press a 'manual-automatic switching' key on a control panel without additionally installing an intermediate relay or changing a secondary control circuit. And different external control signal modes only need to be controlled on the control panel by changing different parameters, and the refitting time and the refitting cost are zero.

4. The current of the motor is adopted in real time, so that the real current value is obtained for judgment, and the motor can be protected to work in various functional modes. In addition, the controller is added with over-voltage and under-voltage protection, over-current protection, short-circuit protection and multiple protection functions, and the multi-aspect protection of the motor is better realized.

5. The controller panel integrates a voltage indication nixie tube, a three-phase current carousel indication nixie tube, various working state indicator lamps and various functional keys. The voltage value and the current value are displayed by numbers, so that the voltage value and the current value are clear at a glance and are accurate in reading.

6. The controller is added with the fault protection of the alternating current contactor, the normal working conditions of the three alternating current contactors in the starting cabinet are monitored in real time through the working state feedback of the alternating current contactor, the power supply can be automatically cut off in time when the contactor fails, and short-circuit accidents and other accidents are prevented when the contactor fails to work or the contactor contacts are bonded. And the conventional starting cabinet does not have the contactor fault protection function.

Drawings

FIG. 1 is a schematic front view of a control panel according to the present invention;

FIG. 2 is a schematic diagram of the back structure of the control panel according to the present invention;

FIG. 3 is a control module of the present invention.

As shown in the figure: 1. control panel, 2, control module, 3, control button, 4, pilot lamp, 5, control chip, 6, bee calling organ, 7, wiring port one, 8, chip, 9, charactron, 10, transformer, 11, connection port one, 12, connection port two, 13, wiring port two, 14, port, 15, relay one, 16, relay two, 17, wiring port three.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present invention will be described in detail with reference to the accompanying drawings.

The utility model provides an intelligent starting controller in specific implementation, which comprises a control panel 1 and a control module 2, wherein the control panel 1 and the control module 2 are connected and controlled through a data line;

one side of the control panel 1 is provided with a nixie tube 9, a control button 3 and an indicator light 4, and the other side of the control panel 1 is provided with a control chip 5, a buzzer 6 and a wiring port I7;

the control module 2 is provided with a chip 8 and a transformer 10.

The nixie tubes 9 are provided with two groups, one group is used for displaying voltage values, and the other group is used for displaying starting time, working current and setting function codes. And nine groups of indicator lights 4 are arranged for displaying the working state. The control buttons 3 are provided with five groups. The control panel is provided with a first connection port 11, the control module 2 is provided with a second connection port 12, the first connection port 11 is electrically connected with the second connection port 12 on the control module 2 through a data line, and the first connection port 7 is used for connecting an external control knob. The transformer 10 includes a transformer a and a transformer B, the transformer a is used for inputting a power supply of the circuit board, and the transformer B is used for sampling data of voltage display. The control module 2 is provided with a second wiring port 13, the second wiring port 13 is used for inputting external signals, the top end of the control module 2 is provided with 4 ports 14 which are used for inputting current transformers, and the second wiring port 13 is provided with nine groups. The control module 2 is provided with a first relay 15 and a second relay 16, the second relay 16 is provided with three groups, the first relay 15 is used for fault feedback output, and the second relay 16 is used for controlling the starting and stopping of the contactor. And a third wiring port 17 is arranged at one end, far away from the second wiring port 13, of the control module 2, and six groups of wiring ports 17 are arranged on the third wiring port 17.

The specific embodiment of the utility model is as follows: when the utility model is used, the control panel 1 and the control module 2 are connected and controlled through a data line.

Two groups of nixie tubes 9 are arranged on the control panel 1, one group is used for displaying voltage values, and the other group is used for displaying starting time, working current and setting function codes; the control buttons 3 arranged on the multifunctional manual-automatic control device are provided with five groups which are respectively used for controlling the processes of starting and stopping a motor, setting functions, starting mode switching, manual and automatic mode switching, buzzer silencing and the like, so that the multifunctional manual-automatic control device has multiple functions; the nine groups of indicator lamps 4 are used for indicating working state, manual and automatic mode, starting mode, three-phase current carousel, fault and the like, so that fault discovery is facilitated; the control panel 1 is provided with a buzzer 6 which can be used for fault alarm, function prompt tone setting and the like.

The first relay 15 arranged on the control module 2 is used for feedback output of faults and facilitating quick finding of the faults, and the second relay 16 is used for being electrically connected with the contactor and facilitating start and stop control of the contactor. The AC contactor fault protection is added, the normal working conditions of three AC contactors in the starting cabinet are monitored in real time through the working state feedback of the AC contactor, the power supply can be automatically cut off in time when a contactor fault occurs, and short-circuit accidents and other accidents are prevented when the contactor fault does not work or contactor contacts are bonded. And the conventional starting cabinet does not have the contactor fault protection function.

The transformer A and the transformer B are arranged on the circuit board, so that the transformer A can be used for inputting a power supply of the circuit board, and the transformer B is used for sampling data of voltage display.

The utility model adopts the structure, has two modes of manual control and automatic control, and only needs to press the manual-automatic switching key on the control panel without additionally installing an intermediate relay or changing a secondary control circuit. And different external control signal modes only need to be controlled on the control panel by changing different parameters, and the refitting time and the refitting cost are zero.

As a further elaboration of the utility model, the chip is used for working logic control, data control and function control.

As a further explanation of the utility model, the second wiring port 13 is used for inputting a feedback signal of the contactor, an external control signal and a heating protection signal of the autotransformer. And a third wiring port 17 is used for inputting a working power supply, a contactor coil and a fault feedback signal.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. An intelligent start controller which is characterized in that: the intelligent control system comprises a control panel (1) and a control module (2), wherein the control panel (1) and the control module (2) are connected and controlled through a data line;

one side of the control panel (1) is provided with a nixie tube (9), a control button (3) and an indicator light (4), and the other side of the control panel (1) is provided with a control chip (5), a buzzer (6) and a first wiring port (7);

the control module (2) is provided with a chip (8) and a transformer (10).

2. The intelligent start controller of claim 1, wherein: the nixie tubes (9) are provided with two groups, one group is used for displaying voltage values, and the other group is used for displaying starting time, working current and setting function codes.

3. The intelligent start controller of claim 1, wherein: nine groups of indicator lamps (4) are arranged and used for displaying the working state.

4. The intelligent start controller of claim 1, wherein: five groups of control buttons (3) are arranged.

5. The intelligent start controller of claim 1, wherein: the control panel is provided with a first connection port (11) on the control panel (1), a second connection port (12) is arranged on the control module (2), the first connection port (11) is electrically connected with the second connection port (12) on the control module (2) through a data line, and the first connection port (7) is used for accessing the external control knob.

6. The intelligent start controller of claim 1, wherein: the transformer (10) comprises a transformer A and a transformer B, wherein the transformer A is used for inputting a power supply of the circuit board, and the transformer B is used for sampling data of voltage display.

7. The intelligent start controller of claim 1, wherein: be provided with wiring port two (13) on control module (2), wiring port two (13) are used for external signal input, control module (2) top is provided with 4 ports (14), its input that is used for with current transformer, wiring port two (13) are provided with nine sets.

8. The intelligent start controller of claim 1, wherein: the control module (2) is provided with a first relay (15) and a second relay (16), the second relay (16) is provided with three groups, the first relay (15) is used for fault feedback output, and the second relay (16) is used for controlling the starting and stopping of the contactor.

9. The intelligent start controller of claim 1, wherein: and a third wiring port (17) is arranged at one end, far away from the second wiring port (13), of the control module (2), and six groups of wiring ports are arranged on the third wiring port (17).