CN206889233U - Start-up circuit, compressor and home equipment for compressor - Google Patents
Start-up circuit, compressor and home equipment for compressor Download PDFInfo
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- CN206889233U CN206889233U CN201720483439.3U CN201720483439U CN206889233U CN 206889233 U CN206889233 U CN 206889233U CN 201720483439 U CN201720483439 U CN 201720483439U CN 206889233 U CN206889233 U CN 206889233U
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- compressor
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- drive circuit
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Abstract
The utility model embodiment provides a kind of start-up circuit, compressor and home equipment for compressor, belongs to field of household appliances.Start-up circuit includes：Main winding drive circuit, it is connected for the main winding with compressor, and the main winding drive circuit includes the first gate-controlled switch；Assists winding drive circuit, the assists winding drive circuit include the second gate-controlled switch；PTC resistor, the assists winding drive circuit are connected by the PTC resistor with the assists winding of the compressor；And processor, the control terminal for the control terminal with first gate-controlled switch and second gate-controlled switch are connected.
Description
Technical field
Home equipment field is the utility model is related to, more particularly to the start-up circuit, compressor and family for compressor
Occupy equipment.
Background technology
Compressor (compressor) is a kind of driven fluid machinery that low-pressure gas is promoted to gases at high pressure, is system
The heart of cooling system.It operates band piston by motor and it is carried out from the refrigerant gas of air intake duct suction low-temp low-pressure
After compression, the refrigerant gas of HTHP is discharged to blast pipe, power is provided for kind of refrigeration cycle, so as to realize compression → condensation
The kind of refrigeration cycle of (heat release) → expansion → evaporation (heat absorption).
On startup, the electric current of motor can be higher than rated current 5-6 times, can not only influence the service life of motor for compressor
And the electricity that consumption is more.Start compressor using some specific modes at present.Fig. 1 shows a kind of in the prior art
Start-up circuit for compressor.As shown in figure 1, main gate-controlled switch circuit is connected to the main winding of compressor by connector,
And connected with secondary gate-controlled switch circuit and PTC (semistor) and be connected to the assists winding of compressor, it is main
Gate-controlled switch circuit and secondary gate-controlled switch circuit can be controlled by mainboard control chip.The start-up circuit shown in Fig. 1 has one
A little defects, i.e. major-minor controlable electric current are series control, and compressor needs to open secondary gate-controlled switch circuit in advance before opening, so as to increase
Power consumption, and start immediate current distribution inequality, main winding impedance is much smaller than assists winding, causes assists winding not open fully
It is dynamic.
Utility model content
The purpose of the utility model embodiment is to provide a kind of start-up circuit, compressor and household for compressor
Equipment, power consumption can be reduced.
To achieve these goals, the utility model embodiment provides a kind of start-up circuit for compressor, including：
Main winding drive circuit, it is connected for the main winding with compressor, and the main winding drive circuit includes the first gate-controlled switch；It is auxiliary
Winding drive circuit is helped, the assists winding drive circuit includes the second gate-controlled switch；PTC resistor, the assists winding driving electricity
Road is connected by the PTC resistor with the assists winding of the compressor；And processor, for first gate-controlled switch
Control terminal connects with the control terminal of second gate-controlled switch.
Optionally, start-up circuit also includes being connected between the main winding of the compressor and the assists winding
Capacitor.
Optionally, start-up circuit also includes being used for the protection being connected between the public winding of the compressor and power supply
Device.
The utility model embodiment also provides a kind of compressor, including main winding and assists winding, in addition to above-mentioned
Start-up circuit.
The utility model embodiment also provides a kind of home equipment, including above-mentioned compressor.
Optionally, the home equipment is refrigerator.
Optionally, the home equipment is air-conditioning.
Pass through above-mentioned technical proposal, using the Parallel Control mode of main winding drive circuit and assists winding drive circuit,
Master control borad power consumption when can reduce compressor start, starting current distribution are more reasonable.
The further feature and advantage of the utility model embodiment will give in detail in subsequent specific embodiment part
Explanation.
Brief description of the drawings
Accompanying drawing is that the utility model embodiment is further understood for providing, and one of constitution instruction
Point, it is used to explain the utility model embodiment together with following embodiment, but do not form to the utility model
The limitation of embodiment.In the accompanying drawings：
Fig. 1 shows a kind of start-up circuit for compressor in the prior art；
Fig. 2 is that the circuit structure of the start-up circuit for compressor provided according to the utility model embodiment is illustrated
Figure.
Description of reference numerals
The main winding drive circuit of 101 processor 102
The PTC resistor of 103 assists winding drive circuit 104
The capacitor of 105 compressor 106
The civil power of 107 protector 108
Embodiment
The embodiment of the utility model embodiment is described in detail below in conjunction with accompanying drawing.It should be understood that
It is specific embodiment described herein is merely to illustrate and explains the utility model embodiment, is not limited to this
Utility model embodiment.
Fig. 2 is that the circuit structure of the start-up circuit for compressor provided according to the utility model embodiment is illustrated
Figure., can be with as shown in Fig. 2 according to of the present utility model embodiment there is provided a kind of start-up circuit for compressor 105
Including：
Main winding drive circuit 102, for being connected with the main winding of compressor 105, the main winding drive circuit 102 can be with
Including the first gate-controlled switch (not shown)；
Assists winding drive circuit 103, the assists winding drive circuit 103 can include the second gate-controlled switch (in figure not
Show)；
PTC resistor 104, assists winding drive circuit 103 can by the auxiliary of the PTC resistor 104 and compressor 105 around
Group connection；And
Processor 101, the control terminal for the control terminal with the first gate-controlled switch and the second gate-controlled switch are connected, the processing
Device 101 can be used for by controlling the first gate-controlled switch and the second gate-controlled switch to control the He of main winding drive circuit 102 respectively
Assists winding drive circuit 103 is turned on or off.
First gate-controlled switch and/or the second gate-controlled switch may, for example, be relay, triode, CMOS tube, IGBT, light-operated
Any one in bidirectional triode thyristor etc. or its combination.
The example of processor 101 can include but is not limited to, single-chip microcomputer, DSP (digital signal processor), special integrated electricity
Road, microprocessor, field programmable gate array (FPGA) circuit, state machine etc..
When processor 101 receives the startup request of compressor 105 (such as touched by pressing the start button of compressor 105
The request is sent out, or otherwise produces the request), in response to receiving startup request, control first is controllable to open processor 101
Close and the second gate-controlled switch (such as sending " ON " switching signal to them) simultaneously turns on, thus, the He of main winding drive circuit 102
Assists winding drive circuit 103 turns on, and assists winding helps main winding to carry out with PTC resistor 104 (or claiming PTC to start resistance)
Start.(processor 101 controls second controllable to open by ON time after machine 105 to be compressed starts and after steady operation
Close, different compressors are different with the stabilization time of system, therefore the ON time is also different), the control second of processor 101 is controllable
Switch off, cause assists winding drive circuit 103 to disconnect, the PTC electricity being thus connected in series with assists winding drive circuit 103
Resistance 104 is powered off and is stopped, and thus no longer consumes power.
In optional embodiment of the present utility model, start-up circuit can also include being connected to the master of compressor 105 around
Capacitor 106 between group and assists winding.The capacitor 106 (or being operation capacitor) can be according to different compressors
105 are selected, and compressor 105 can be helped to improve efficiency and improve power factor.
In further embodiment of the present utility model, start-up circuit can also include being used to be connected to compressor 105
Public winding and power supply (civil power 108) between protector 107.The protector 107 may, for example, be overload protective device, overheat
Protector etc., it is component as known in the art, is repeated no more herein.
In another embodiment of the present utility model, there is provided a kind of compressor, including main winding and assists winding,
The compressor also includes the start-up circuit described above with reference to Fig. 2.
In another embodiment of the present utility model, there is provided a kind of home equipment, including above-mentioned compressor.
Home equipment may, for example, be refrigerator, air-conditioning etc., it will be appreciated by a person skilled in the art that other are related to application
The start-up circuit and/or the home equipment of compressor that embodiment of the present utility model provides are also applicable.
The scheme that embodiment of the present utility model provides, using the main winding drive circuit for compressor and auxiliary
Winding drive circuit parallel drive is helped, without pre-cooling assists winding, reduces electric-controlled plate power consumption so that electric current distributes more adduction
Reason, later stage can also do accurate control according to compressor parameter, improve compressor start efficiency.In addition, the program eliminates now
There is compressor starter in technology, compressor space and producing equipment process can be saved, can also be reduced in compressor operating
The power consumption that starter is brought.
The optional embodiment of the utility model example is described in detail above in association with accompanying drawing, still, the utility model is implemented
Mode is not limited to the detail in above-mentioned embodiment, can in the range of the technology design of the utility model embodiment
To carry out a variety of simple variants to the technical scheme of the utility model embodiment, these simple variants belong to the utility model
The protection domain of embodiment.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the utility model is implemented
Mode no longer separately illustrates to various combinations of possible ways.
It will be appreciated by those skilled in the art that realize that all or part of step in above-mentioned embodiment method is to lead to
Program is crossed to instruct the hardware of correlation to complete, the program storage is in the storage medium, including some instructions are causing
One (can be single-chip microcomputer, chip etc.) or processor (processor) perform each embodiment methods described of the application
All or part of step.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
In addition, it can also be combined between a variety of embodiments of the utility model embodiment, only
Wanting it, it should equally be considered as interior disclosed in the utility model embodiment without prejudice to the thought of the utility model embodiment
Hold.
Claims (7)
- A kind of 1. start-up circuit for compressor, it is characterised in that including：Main winding drive circuit, it is connected for the main winding with compressor, and the main winding drive circuit includes first and controllable opened Close；Assists winding drive circuit, the assists winding drive circuit include the second gate-controlled switch；PTC resistor, the assists winding drive circuit are connected by the PTC resistor with the assists winding of the compressor；AndProcessor, the control terminal for the control terminal with first gate-controlled switch and second gate-controlled switch are connected.
- 2. start-up circuit according to claim 1, it is characterised in that also include being connected to the master of the compressor around Capacitor between group and the assists winding.
- 3. start-up circuit according to claim 1, it is characterised in that also include being used to be connected to the public of the compressor Protector between winding and power supply.
- 4. a kind of compressor, including main winding and assists winding, it is characterised in that also include according to any in claims 1 to 3 Start-up circuit described in one.
- 5. a kind of home equipment, it is characterised in that including compressor according to claim 4.
- 6. home equipment according to claim 5, it is characterised in that the home equipment is refrigerator.
- 7. home equipment according to claim 5, it is characterised in that the home equipment is air-conditioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720483439.3U CN206889233U (en) | 2017-05-03 | 2017-05-03 | Start-up circuit, compressor and home equipment for compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720483439.3U CN206889233U (en) | 2017-05-03 | 2017-05-03 | Start-up circuit, compressor and home equipment for compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206889233U true CN206889233U (en) | 2018-01-16 |
Family
ID=61340899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720483439.3U Active CN206889233U (en) | 2017-05-03 | 2017-05-03 | Start-up circuit, compressor and home equipment for compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206889233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115388611A (en) * | 2022-08-22 | 2022-11-25 | 海信冰箱有限公司 | Refrigerator and compressor control method thereof |
-
2017
- 2017-05-03 CN CN201720483439.3U patent/CN206889233U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115388611A (en) * | 2022-08-22 | 2022-11-25 | 海信冰箱有限公司 | Refrigerator and compressor control method thereof |
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