CN208158468U - A kind of control system suitable for electric motor starting and operation - Google Patents
A kind of control system suitable for electric motor starting and operation Download PDFInfo
- Publication number
- CN208158468U CN208158468U CN201820816335.4U CN201820816335U CN208158468U CN 208158468 U CN208158468 U CN 208158468U CN 201820816335 U CN201820816335 U CN 201820816335U CN 208158468 U CN208158468 U CN 208158468U
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- Prior art keywords
- control
- contactor
- mould group
- output
- chip
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Abstract
The utility model relates to a kind of control systems suitable for electric motor starting and operation, including control panel, control dispatching device, several outputs control mould group and acquisition device are provided on the control panel, it is mutually independent control mould group between each output control mould group, the control terminal of the control dispatching device is connected with the controlled end of output control mould group, the output end of the output control mould group is connected on equipment, the input terminal of the control dispatching device is connected with the output end of acquisition device, and the collection terminal of the acquisition device is connected with equipment.The utility model makes it simplify the difficulty of installation, while can also effectively simplify the triviality of operation, effectively improves the working efficiency of the device by that will export control module.
Description
Technical field
The utility model relates to a kind of control system more particularly to a kind of control systems suitable for electric motor starting and operation
System.
Background technique
Now, for the control section for the defrosting device that freezes, the route for installing control device is comparatively laborious, each line
Road requires manually carry out wiring, and device will be burnt, cause the increase of cost, simultaneously by careless slightly circuit wrong
Control device be also required to operator carry out it is step-by-step control, efficiency is relatively low, and the speed installed is also
It cannot improve, to increase additional labour cost.
In view of the above shortcomings, the designer, is actively subject to research and innovation, it is a kind of new structural applicable to found
In the control system of electric motor starting and operation, make it with more the utility value in industry.
Utility model content
In order to solve the above technical problems, the purpose of the utility model is to provide a kind of controls suitable for electric motor starting and operation
System processed.
To achieve the above object, the utility model adopts the following technical solution:
A kind of control system suitable for electric motor starting and operation, including control panel are provided on the control panel
Dispatching device, several outputs control mould group and acquisition device are controlled, is mutually independent between each output control mould group
Mould group is controlled, the control terminal of the control dispatching device is connected with the controlled end of output control mould group, and the output controls mould group
Output end be connected on equipment, it is described control dispatching device input terminal be connected with the output end of acquisition device, it is described
The collection terminal of acquisition device is connected with equipment;Shown output control mould group is by air-break circuit-breaker, current transformer, Ruo Ganjiao
It flows contactor and control unit is constituted, the output end of the air-break circuit-breaker passes through the input of current transformer and A.C. contactor
End is connected, and the output end of the A.C. contactor is connected with equipment, the control terminal and A.C. contactor of described control unit
Controlled end be connected, the receiving end of described control unit is connected with the feedback end of A.C. contactor.
Further, a kind of control system suitable for electric motor starting and operation, wherein the control scheduling dress
It sets including control scheduling chip, the control terminal of the control scheduling chip controls the controlled of mould group by communications connectors and output
End is connected, and the controlled end of the control scheduling chip is connected with the control terminal of remote controllers, described to control the defeated of scheduling chip
Outlet is connected with the input terminal of detecting voltage by three phase device, and the output end of the detecting voltage by three phase device is connected to three-phase voltage
On output end.
Further, a kind of control system suitable for electric motor starting and operation, wherein the acquisition device
Including acquisition control chip, the output end of the acquisition control chip passes through communications connectors and the input terminal for controlling dispatching device
It is connected, the input terminal of the acquisition control chip is connected with the output end of On-off signal detector, while also defeated with analog quantity
Enter detector output end to be connected.
Further, a kind of control system suitable for electric motor starting and operation, wherein described control unit
Including controlling chip, the controlled end of the control chip is connected by communications connectors with the control terminal for controlling dispatching device, institute
The receiving end for stating control chip is connected by feedback connectors with the feedback end of A.C. contactor, the control terminal of the control chip
It is connected by relay with the controlled end of A.C. contactor, the test side of the control chip passes through three-phase current detection device and three
Phase current is connected.
A kind of further again, described control system suitable for electric motor starting and operation, wherein the control core
Relay protection device is connected between the control terminal of piece and the controlled end of A.C. contactor.
A kind of further again, described control system suitable for electric motor starting and operation, wherein the control core
The input terminal of piece is connected with the output end of starting, stop signal device.
Further again, described a kind of control system suitable for electric motor starting and operation, wherein the communication connects
Connecing device is RS485.
A kind of further again, described control system suitable for electric motor starting and operation, wherein the output control
Molding group is that star triangle start controls mould group, or controls mould group for sub-coil starting.
A kind of further again, described control system suitable for electric motor starting and operation, wherein the star triangle
Starting control mould group includes air-break circuit-breaker, current transformer, three independent A.C. contactors and control unit, the air
The output end of breaker by current transformer respectively with the first A.C. contactor, the second A.C. contactor and third ac contactor
The input terminal of device is connected, and the control terminal of described control unit is exchanged with the first A.C. contactor, the second A.C. contactor and third
The controlled end of contactor is connected, the feedback end of first A.C. contactor, the second A.C. contactor and third A.C. contactor
It is connected with the receiving end of control unit.
A kind of further again, described control system suitable for electric motor starting and operation, wherein the sub-coil
Starting control mould group includes air-break circuit-breaker, current transformer, two independent A.C. contactors and control unit, the air
The output end of breaker is connected with the input terminal of the 4th A.C. contactor and the 5th A.C. contactor respectively by current transformer,
The control terminal of described control unit is connected with the controlled end of the 4th A.C. contactor and the 5th A.C. contactor, the 4th exchange
The feedback end of contactor and the 5th A.C. contactor is connected with the receiving end of control unit.
A method of it realizing electric motor starting and operation, includes the following steps:
Step 1:Control breaker, current transformer, A.C. contactor and control unit are assembled, make a combination thereof at
One output control mould group;
Step 2:The output end of output control mould group is connected with equipment, the controlled end of output control mould group and control
Dispatching device control terminal is connected;
Step 3:Control by controlling dispatching device controls the control unit of output control mould group;
Step 4:After control unit receives signal, controlled by controlling chip;
Step 5:Chip is controlled by the signal in step 4, A.C. contactor is controlled by controlling relay, is realized
According to setting sequence starting;
Step 6:When being started by A.C. contactor, feedback connectors are at any time to the A.C. contactor in step 5
Carry out reception feedback information;
Step 7:After received feedback information is fed back to control chip, chip is controlled by the information of feedback and is carried out accordingly
Be automatically brought into operation;
Step 8:When stopping working, carried out according to the sequence in step 3 to step 5.
According to the above aspect of the present invention, the utility model has at least the following advantages:
The utility model is by being combined into a mould for air-break circuit-breaker, current transformer, A.C. contactor and control unit
Group i.e. output control mould group, can make operator when carrying out wiring to the device, keep it convenient and quick, reduce error
Rate, reduces the possibility of later rework, to achieve the purpose that reduce cost.The utility model also passes through control unit can be to output
Control mould group is carried out simple and is effectively controlled, and is reduced the more complicated open mode of operator, is passed through automation control
Simple and convenient control may be implemented, reduce the operation difficulty of operator.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram of the output control mould group of the utility model;
Fig. 3 is the structural schematic diagram of the control dispatching device of the utility model;
Fig. 4 is the structural schematic diagram of the acquisition device of the utility model;
Fig. 5 is the structural schematic diagram of the control unit of the utility model;
Fig. 6 is the structural schematic diagram of the triangle start control mould group of the utility model;
Fig. 7 is the structural schematic diagram of the sub-coil starting control mould group of the utility model.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
In order to make those skilled in the art better understand the scheme of the utility model, below in conjunction with the utility model reality
Attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described reality
Applying example is only the utility model a part of the embodiment, instead of all the embodiments.Usually describes and show in attached drawing here
The component of the utility model embodiment out can be arranged and be designed with a variety of different configurations.Therefore, below in attached drawing
The detailed description of the embodiments of the present invention of middle offer is not intended to limit the range of claimed invention, and
It is the selected embodiment for being merely representative of the utility model.Based on the embodiments of the present invention, those skilled in the art are not having
Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.
Embodiment
As shown in Figure 1 and Figure 2, a kind of control system suitable for electric motor starting and operation, including control panel, the control
Control dispatching device 1, several outputs control mould group 2 and acquisition device 3 are provided on panel processed, each output controls mould group
It is mutually independent control mould group between 2, the controlled end phase of the control terminal and output control mould group 2 of the control dispatching device 1
Even, the output end of the output control mould group 2 is connected on equipment, the input terminal of the control dispatching device 1 and acquisition
The output end of device 3 is connected, and the collection terminal of the acquisition device 3 is connected with equipment;Shown output control mould group 2 is by air
Breaker 21, current transformer 22, several A.C. contactors 23 and control unit 24 are constituted, the output end of the air-break circuit-breaker
It is connected by current transformer 22 with the input terminal of A.C. contactor 23, the output end and equipment of the A.C. contactor 23
It is connected, the control terminal of described control unit 24 is connected with the controlled end of A.C. contactor 23, the receiving end of described control unit 24
It is connected with the feedback end of A.C. contactor 23.By by air-break circuit-breaker 21, current transformer 22, A.C. contactor 23 and control
Unit 24 is combined into a mould group, it is made to facilitate the wiring in operator's later period, while it can also be facilitated to carry out the dress of control rear end
It sets.
In the utility model, as shown in figure 3, the control dispatching device 1 includes control scheduling chip 11, the control is adjusted
The control terminal of degree chip 11 is connected by communications connectors 4 with the controlled end of output control mould group 2, and chip 11 is dispatched in the control
Controlled end be connected with the control terminal of remote controllers 12, it is described control scheduling chip 11 output end and detecting voltage by three phase fill
13 input terminals set are connected, and the output end of the detecting voltage by three phase device 13 is connected on three-phase voltage output end, passes through control
Dispatching device 1 processed is able to achieve the long-range control to output control mould group 2, facilitates operator.
In the utility model, as shown in figure 4, the acquisition device 3 includes acquisition control chip 31, the acquisition control core
The output end of piece 31 by communications connectors 4 with control dispatching device 1 input terminal be connected, the acquisition control chip 31 it is defeated
Enter end to be connected with the output end of On-off signal detector 32, while being also connected with 33 output end of analog input detector, leads to
Preliminary examination can be carried out to the circuit in the system in advance by crossing acquisition device 3, can be prevented the unstability of the circuit of the system, be prevented
There is the damage of device in circuit.
In the utility model, as shown in figure 5, described control unit 24 includes control chip 241, the control chip 241
Controlled end by communications connectors 4 with control dispatching device 1 control terminal be connected, it is described control chip 241 receiving end lead to
It crosses feedback connectors 242 to be connected with the feedback end of A.C. contactor 23, the control terminal of the control chip 241 passes through relay
243 are connected with the controlled end of A.C. contactor 23, it is described control chip 241 test side by three-phase current detection device 245 with
Three-phase current is connected, and is able to achieve the control to A.C. contactor 23 by control unit 24, then realizes simple and effectively controls
System, facilitates the operation of operator.
It is controlled described in the utility model between the control terminal of chip and the controlled end of A.C. contactor 23 and is connected with relay
Device protector 244 can protect other devices in the control unit, so that the device of damage is reduced at least, and then contract
Small cost.
The input terminal that chip is controlled described in the utility model is connected with the output end of starting, stop signal device 246, leads to
It crosses artificial mode and carries out artificial control, facilitate the manual operation of operator, and multinomial mode of operation can also be provided.
Communications connectors described in the utility model are RS485.
The mould group of output control described in the utility model is star triangle start control mould group, or is sub-coil starting control mould
Group.
A method of it realizing electric motor starting and operation, includes the following steps:
Step 1:Control breaker, current transformer, A.C. contactor and control unit are assembled, make a combination thereof at
One output control mould group;
Step 2:The output end of output control mould group is connected with equipment, the controlled end of output control mould group and control
Dispatching device control terminal is connected;
Step 3:Control by controlling dispatching device controls the control unit of output control mould group;
Step 4:After control unit receives signal, controlled by controlling chip;
Step 5:Chip is controlled by the signal in step 4, A.C. contactor is controlled by controlling relay, is realized
According to setting sequence starting;
Step 6:When being started by A.C. contactor, feedback connectors are at any time to the A.C. contactor in step 5
Carry out reception feedback information;
Step 7:After received feedback information is fed back to control chip, chip is controlled by the information of feedback and is carried out accordingly
Be automatically brought into operation;
Step 8:When stopping working, carried out according to the sequence in step 3 to step 5.
Above-mentioned be automatically brought into operation is to work on according to the program of setting or phase down A.C. contactor.
Above-mentioned realization according to setting sequence starting in setting sequence be the sequence that general operation personnel start one by one side
The setting of formula.
Embodiment one
As shown in fig. 6, star triangle start control mould group include air-break circuit-breaker, current transformer, three it is independent
A.C. contactor and control unit, the output end of the air-break circuit-breaker by current transformer respectively with the first ac contactor
Device, the second A.C. contactor are connected with the input terminal of third A.C. contactor, and the control terminal of described control unit is exchanged with first
Contactor, the second A.C. contactor are connected with the controlled end of third A.C. contactor, first A.C. contactor, the second exchange
The feedback end of contactor and third A.C. contactor is connected with the receiving end of control unit, by control unit 24 simultaneously to three
Independent A.C. contactor is attached realization control, so that output control mould will be constituted with air-break circuit-breaker, current transformer
Group 2.Star triangle start control mould group can work to refrigeration defrost blower fan apparatus, and above-mentioned star triangle start controls mould
Group makes it constitute the control of star triangle start just for one operating mode as needed to carry out assembling according to above-mentioned structure
Molding group controls mould group by several star triangle starts and works come the multipair device to match, and controlling dispatching device can
To control all star triangle start control mould groups, to realize the difficulty for reducing operator's operation, while can also
Reduce the difficulty to operator's wiring
Embodiment two
As shown in fig. 7, sub-coil starting control mould group include air-break circuit-breaker, current transformer, two it is independent
A.C. contactor and control unit, the output end of the air-break circuit-breaker by current transformer respectively with the 4th A.C. contactor
It is connected with the input terminal of the 5th A.C. contactor, the control terminal of described control unit is exchanged with the 4th A.C. contactor and the 5th and connect
The controlled end of tentaculum is connected, the receiving end of the feedback end and control unit of the 4th A.C. contactor and the 5th A.C. contactor
It is connected.It is similar to structure in above-mentioned implementation one, the number of A.C. contactor is only reduced, working principle is identical, and use
Device is also identical, just for different devices work, doing any detailed description at this.
The working principle of the utility model is as follows:
When specific works, it is defeated that air-break circuit-breaker, current transformer, A.C. contactor and control unit are assembled into one first
Mould group is controlled out, and before being assembled into output control mould group, air-break circuit-breaker, current transformer, A.C. contactor and normal
Connection type it is identical, after completing above-mentioned connection, by increasing control unit on A.C. contactor come to ac contactor
Device is controlled, and the control unit increased and air-break circuit-breaker, current transformer, A.C. contactor are assembled into a mould group,
At work, control chip is independent in sequence to A.C. contactor is opened or is stopped, and feedback signal also therewith will
Its signal is fed back in control chip, according to the demand to back-end device, carries out matched installation output control mould group, Ji Keshi
Now to the control of back-end device, that is, many and diverse problem of wiring in later period is simplified, and realizes and can simply and effectively control.
The utility model is by being combined into a mould for air-break circuit-breaker, current transformer, A.C. contactor and control unit
Group i.e. output control mould group, can make operator when carrying out wiring to the device, keep it convenient and quick, reduce error
Rate, reduces the possibility of later rework, to achieve the purpose that reduce cost.The utility model also passes through control unit can be to output
Control mould group is carried out simple and is effectively controlled, and is reduced the more complicated open mode of operator, is passed through automation control
Simple and convenient control may be implemented, reduce the operation difficulty of operator.
The above is only the preferred embodiment of the utility model, is not intended to limit the utility model, it is noted that
For those skilled in the art, without deviating from the technical principle of the utility model, it can also do
Several improvements and modifications out, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of control system suitable for electric motor starting and operation, it is characterised in that:Including control panel, the control panel
On be provided with control dispatching device, several outputs control mould group and acquisition device, each output controls between mould group as phase
The control terminal of mutual independent control mould group, the control dispatching device is connected with the controlled end of output control mould group, the output
The output end of control mould group is connected on equipment, the output end phase of the input terminal and acquisition device of the control dispatching device
Even, the collection terminal of the acquisition device is connected with equipment;
Shown output control mould group is made of air-break circuit-breaker, current transformer, several A.C. contactors and control unit, described
The output end of air-break circuit-breaker is connected by current transformer with the input terminal of A.C. contactor, the output of the A.C. contactor
End is connected with equipment, and the control terminal of described control unit is connected with the controlled end of A.C. contactor, described control unit
Receiving end is connected with the feedback end of A.C. contactor.
2. a kind of control system suitable for electric motor starting and operation according to claim 1, it is characterised in that:The control
Dispatching device processed includes control scheduling chip, and the control terminal of the control scheduling chip passes through communications connectors and output control mould
The controlled end of group is connected, and the controlled end of the control scheduling chip is connected with the control terminal of remote controllers, the control scheduling
The output end of chip is connected with the input terminal of detecting voltage by three phase device, and the output end of the detecting voltage by three phase device is connected to
On three-phase voltage output end.
3. a kind of control system suitable for electric motor starting and operation according to claim 1, it is characterised in that:It is described to adopt
Acquisition means include acquisition control chip, and the output end of the acquisition control chip by communications connectors and controls dispatching device
Input terminal is connected, and the input terminal of the acquisition control chip is connected with the output end of On-off signal detector, while and and mould
Analog quantity input detector output end is connected.
4. a kind of control system suitable for electric motor starting and operation according to claim 1, it is characterised in that:The control
Unit processed includes control chip, and the controlled end of the control chip passes through communications connectors and the control terminal phase for controlling dispatching device
Even, the receiving end of the control chip is connected by feedback connectors with the feedback end of A.C. contactor, the control chip
Control terminal is connected by relay with the controlled end of A.C. contactor, and the test side of the control chip passes through three-phase current detection
Device is connected with three-phase current.
5. a kind of control system suitable for electric motor starting and operation according to claim 4, it is characterised in that:The control
Relay protection device is connected between the control terminal of coremaking piece and the controlled end of A.C. contactor.
6. a kind of control system suitable for electric motor starting and operation according to claim 4, it is characterised in that:The control
The input terminal of coremaking piece is connected with the output end of starting, stop signal device.
7. a kind of control system suitable for electric motor starting and operation according to claim 1, it is characterised in that:It is described defeated
Control mould group is that star triangle start controls mould group, or starts control mould group for sub-coil out.
8. a kind of control system suitable for electric motor starting and operation according to claim 7, it is characterised in that:The star
Triangle start control mould group includes air-break circuit-breaker, current transformer, three independent A.C. contactors and control unit, described
The output end of air-break circuit-breaker is exchanged with the first A.C. contactor, the second A.C. contactor and third respectively by current transformer
The input terminal of contactor is connected, the control terminal of described control unit and the first A.C. contactor, the second A.C. contactor and third
The controlled end of A.C. contactor is connected, first A.C. contactor, the second A.C. contactor and third A.C. contactor it is anti-
Feedback end is connected with the receiving end of control unit.
9. a kind of control system suitable for electric motor starting and operation according to claim 7, it is characterised in that:Described point
Coil starting control mould group includes air-break circuit-breaker, current transformer, two independent A.C. contactors and control unit, described
The output end of air-break circuit-breaker passes through the current transformer input terminal with the 4th A.C. contactor and the 5th A.C. contactor respectively
It is connected, the control terminal of described control unit is connected with the controlled end of the 4th A.C. contactor and the 5th A.C. contactor, and described the
The feedback end of four A.C. contactors and the 5th A.C. contactor is connected with the receiving end of control unit.
Priority Applications (1)
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CN201820816335.4U CN208158468U (en) | 2018-05-29 | 2018-05-29 | A kind of control system suitable for electric motor starting and operation |
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CN201820816335.4U CN208158468U (en) | 2018-05-29 | 2018-05-29 | A kind of control system suitable for electric motor starting and operation |
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CN201820816335.4U Expired - Fee Related CN208158468U (en) | 2018-05-29 | 2018-05-29 | A kind of control system suitable for electric motor starting and operation |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108736766A (en) * | 2018-05-29 | 2018-11-02 | 苏州新亚科技有限公司 | A kind of control system and its implementation suitable for electric motor starting and operation |
-
2018
- 2018-05-29 CN CN201820816335.4U patent/CN208158468U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108736766A (en) * | 2018-05-29 | 2018-11-02 | 苏州新亚科技有限公司 | A kind of control system and its implementation suitable for electric motor starting and operation |
CN108736766B (en) * | 2018-05-29 | 2024-02-09 | 苏州新亚科技有限公司 | Control system suitable for starting and running of motor and implementation method thereof |
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Granted publication date: 20181127 Termination date: 20210529 |