CN208253884U - Electrically-controlled component, outdoor unit and air conditioner - Google Patents
Electrically-controlled component, outdoor unit and air conditioner Download PDFInfo
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- CN208253884U CN208253884U CN201820719147.XU CN201820719147U CN208253884U CN 208253884 U CN208253884 U CN 208253884U CN 201820719147 U CN201820719147 U CN 201820719147U CN 208253884 U CN208253884 U CN 208253884U
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Abstract
The utility model discloses electrically-controlled component, outdoor unit and air conditioner, the electrically-controlled component includes master controller, rectifier bridge, pfc circuit, dc-link capacitance and compressor compresses machine IPM module, rectifier bridge, pfc circuit and compressor compresses machine IPM module are sequentially connected, dc-link capacitance is parallel to the output end of pfc circuit, and master controller is separately connected with pfc circuit and compressor compresses machine IPM module；Electrically-controlled component further include: box body is radiated for being detachably connected with fluid reservoir with being contacted by fluid reservoir；Electric-controlled plate, electric-controlled plate are set in box body；Master controller, rectifier bridge, compressor IPM module, pfc circuit and dc-link capacitance, are set on electric-controlled plate.The utility model utilizes the low-temperature working environment of fluid reservoir, improves the rate of heat dispation of electrically-controlled component.
Description
Technical field
The utility model relates to electronic control technology field, in particular to a kind of electrically-controlled component, outdoor unit and air conditioner.
Background technique
In the electrical equipment that air conditioner, refrigerator etc. are equipped with frequency converter, it is typically provided with PFC, the circuits such as IPM, and this
A little circuit elements can generate heat during the work time, if radiating not in time to it, it is more likely that will affect the work of electric appliance
Make performance.For this reason, it may be necessary to which the heater elements such as IPM cool down to PFC, guarantee its reliability and service life.
Currently, to the mode that above-mentioned heater element carries out, the method for mostly using external metal heat sink greatly, such as in air-conditioning
In, it is also possible to it is radiated by outdoor machine fan, this mode needs to increase the power of fan and increases radiator
Volume leads to cost raising of radiating, but radiating efficiency is still lower, PFC, and the temperature of the heater elements such as IPM is still at 100 degree
More than.
Utility model content
The main purpose of the utility model is to propose a kind of electrically-controlled component, outdoor unit and air conditioner, it is intended to utilize fluid reservoir
Low-temperature working environment, improve the rate of heat dispation of electrically-controlled component.
To achieve the above object, the utility model proposes a kind of electrically-controlled component, the electrically-controlled component includes master controller, whole
Flow bridge, pfc circuit, dc-link capacitance and compressor compresses machine IPM module, the rectifier bridge, pfc circuit and compressor pressure
Contracting machine IPM module is sequentially connected, and the dc-link capacitance is parallel to the output end of the pfc circuit, the master controller with
The pfc circuit and the compressor compresses machine IPM module are separately connected；The electrically-controlled component further include:
Box body, for being detachably connected with the fluid reservoir, to pass through fluid reservoir contact heat dissipation；
Electric-controlled plate, the electric-controlled plate are set in the box body；
The master controller, the rectifier bridge, the compressor IPM module, the pfc circuit and dc-link capacitance,
It is set on the electric-controlled plate.
Optionally, power input interface, Switching Power Supply and EMC filter circuit, the EMC are additionally provided on the electric-controlled plate
The input terminal of filter circuit is connect with the power input interface, the output end of the EMC filter circuit and the rectification bridging
It connects；
The input terminal of the Switching Power Supply is connect with the rectifier bridge, the output end of the Switching Power Supply and the main control
The power end of device is electrically connected.
Optionally, the electrically-controlled component further includes DC fan IPM module, and the DC fan IPM module is set to described
On electric-controlled plate, the DC fan IPM module is electrically connected with the master controller.
Optionally, the pfc circuit includes PFC power switch and PFC inductance；
The electric-controlled plate includes the first installing zone and the second installing zone, the compressor IPM module, the rectifier bridge and institute
PFC power switch is stated to be set in first installing zone；The master controller, PFC inductance and the dc-link capacitance are set
It sets in second installing zone.
Optionally, the electrically-controlled component further includes radiator, and the radiator side is fixedly mounted on the fluid reservoir
One side, the radiator other side are detachably connected with the box body；It is dissipated described in first installing zone face of the electric-controlled plate
The position of hot device；Second installing zone is arranged close to the radiator.
Optionally, electric-controlled plate squarely setting, first installing zone are located at the middle part of the electric-controlled plate, and described the
Two installing zones are arranged around first installing zone, and second installing zone includes being located at first installing zone two opposite sides
First subregion and the second subregion, the master controller are set to first subregion, the PFC inductance and the direct current
Bus capacitor is set to second subregion, so that the gravity balance of the electric-controlled plate；
Alternatively, electric-controlled plate squarely setting, first installing zone is located at the middle part of the electric-controlled plate, described second
Installing zone is arranged around first installing zone, and second installing zone includes four regions, and it is described automatically controlled respectively to correspond to one
The edges of boards of plate are arranged, four regions be respectively the first subregion being oppositely arranged and the second subregion and be oppositely arranged the
Three subregions and the 4th subregion, the master controller are set to first subregion, and the PFC inductance and the direct current are female
Line capacitance is divided into the third subregion and the 4th subregion, so that the gravity balance of the electric-controlled plate.
Optionally, the box body has the first accommodating cavity and the second accommodating cavity, the rectifier bridge, the PFC power switch
And the compressor IPM module is placed in first accommodating cavity, the PFC inductance and the dc-link capacitance are placed in
In second accommodating cavity, the PFC inductance and the dc-link capacitance pass through the second accommodating cavity heat loss through radiation.
The utility model also proposes a kind of outdoor unit, including compressor and electrically-controlled component as described above, the compressor
With fluid reservoir, the electrically-controlled component is fixedly mounted on the outer wall of the fluid reservoir, and the master controller of the electrically-controlled component supplies
It is communicated with indoor unit.
Optionally, the compressor also has compressor main body, and the one of the compressor main body is arranged in the fluid reservoir
Side, the box body are mounted between the compressor main body and the fluid reservoir.
The utility model also proposes a kind of air conditioner, including compressor and electrically-controlled component as described above, the compressor
With fluid reservoir, the electrically-controlled component is fixedly mounted on the outer wall of the fluid reservoir；Or including, indoor unit and as described above
Outdoor unit, the main control chip communication connection of the master controller of the outdoor unit and the indoor unit.
The utility model electrically-controlled component will be equipped with master controller, rectifier bridge, compressor IPM module, pfc circuit and direct current
The electric-controlled plate of bus capacitor is arranged in box body.And box body is detachably connected with fluid reservoir, and is contacted and radiated by fluid reservoir, is had
At work conducive to the components such as rectifier bridge, compressor IPM module, PFC power switch on electric-controlled plate and circuit module, it generates
Heat conducted heat on fluid reservoir by box body, and by fluid reservoir refrigerant vaporize when absorb, to utilize liquid storage
The low-temperature working environment of tank improves rate of heat dispation.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the electrical block diagram of one embodiment of the utility model electrically-controlled component；
Fig. 2 is the structural schematic diagram of one embodiment of the utility model electrically-controlled component；
Fig. 3 is the structural schematic diagram of another embodiment of the utility model electrically-controlled component；
Fig. 4 is the structural schematic diagram of the utility model electrically-controlled component another embodiment；
Fig. 5 is the structural schematic diagram of one embodiment of the utility model outdoor unit.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 10 | Master controller | 300 | Radiator |
| 20 | Rectifier bridge | 400 | Mounting bracket |
| 30 | Pfc circuit | 500 | Sealing ring |
| 40 | Dc-link capacitance | 600 | Box cover |
| 50 | Compressor IPM module | 700 | Compressor |
| 60 | DC fan IPM module | 111 | First installing zone |
| 70 | Switching Power Supply | 112 | Second installing zone |
| 80 | EMC filter circuit | 112A | First subregion |
| 90 | Current-loop communication circuit | 112B | Second subregion |
| 100 | Box body | 112C | Third subregion |
| 110 | Electric-controlled plate | 112D | 4th subregion |
| 200 | Fluid reservoir | Vin | Power input interface |
| CN1 | Communication interface |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
The utility model proposes a kind of soft-start circuits, are applied in electrical equipment, which includes blower.
Referring to figs. 1 to Fig. 5, in an embodiment of the utility model, which includes master controller 10, rectifier bridge
20, pfc circuit 30, dc-link capacitance 40 and compressor IPM module 50, the rectifier bridge 20, pfc circuit 30 and compressor
IPM module 50 is sequentially connected, and the dc-link capacitance 40 is parallel to the output end of the pfc circuit 30, the master controller
10 are separately connected with the pfc circuit 30 and the compressor IPM module 50；The electrically-controlled component further include:
Box body 100, for being detachably connected with the fluid reservoir 200, to pass through the fluid reservoir 200 contact heat dissipation；
Electric-controlled plate 110, the electric-controlled plate 110 are set in the box body 100；
Master controller 10, rectifier bridge 20, compressor IPM module 50, the pfc circuit 30 and the dc-link capacitance
40, it is set on the electric-controlled plate 110.
In the present embodiment, box body 100 can be made for accommodating electric-controlled plate 110, box body 100 using plastic material, can also
To be made using the metal materials such as aluminium or aluminum alloy material, the present embodiment is chosen as metal material realization.Box body 100 passes through
One or more combination settings are on fluid reservoir 200 in screw, bolt, riveting, welding, clamping and inserting mode, and and liquid storage
The one side of tank 200 is bonded, and the refrigerant in fluid reservoir 200 can absorb heat in vaporization, therefore its operating temperature generally maintains zero
Between lower 20 degrees Celsius~30 degrees Celsius, so set, being conducive to the rectifier bridge 20 on electric-controlled plate 110, compressor IPM module
50, at work, the heat of generation will by box body 100 for the components such as PFC power switch 31 and PFC inductance 32 and circuit module
Heat is conducted to fluid reservoir 200, and by fluid reservoir 200 refrigerant vaporize when absorb, to utilize the low temperature of fluid reservoir 200
Working environment improves rate of heat dispation.Due to the temperature of the heater elements such as compressor IPM module 50 can drop it is very low, together
Deng under the conditions of, the heatable power of module (chip) can do it is higher, i.e., using current chip can drive it is more high-power
Without crossing cause thermal damage, in other words, little module driving more number air-conditioning may be implemented in load.
In the present embodiment, it is additionally provided with the power input interface Vin for accessing AC power source on electric-controlled plate 110 and is used for
With external device (ED), such as the communication interface CN1 that air conditioner indoor unit is communicated.It is additionally provided with and is carried out at data on electric-controlled plate 110
The controller of reason.It is integrated with sequence controller, memory, data processor in master controller 10, and is stored in the storage
On device and the software program and/or module that can run on the data processor, master controller 10 is deposited by operation or execute
Software program and/or module in memory are stored up, and calls the data being stored in memory, and pass through communication interface
Control unit on the electric-controlled plate 110 of CN1 and indoor unit is communicated, and the control signal that control unit exports is exported to electricity
The controller on plate 110 is controlled, controller will be controlled after signal is converted to corresponding logic level signal and be exported to PFC power switch
31 and compressor IPM module 50, to drive PFC power switch 31 and compressor IPM module 50 to work.
In the present embodiment, the quantity of dc-link capacitance 40 can be one, be also possible to it is multiple, specifically can be according to power
The number of equipment is set, such as in 1 or 2 air conditioner, the quantity of dc-link capacitance 40 is traditionally arranged to be one,
In 3 and 3 or more air conditioners, the quantity of dc-link capacitance 40 is traditionally arranged to be two or more.Certainly in other implementations
In example, the quantity of dc-link capacitance 40 can be set according to the energy storage demand of power apparatus, herein with no restrictions.
In the present embodiment, pfc circuit 30 may include PFC power switch 31 also with diode (figure do not indicate), PFC inductance
32 equal components, to realize the Active PFC to DC power supply.Pfc circuit 30 can realize using passive PFC circuit,
To constitute boost PFC circuit perhaps voltage-dropping type pfc circuit or buck-boost type pfc circuit.It is understood that in reality
In, PFC power switch 31 can be arranged type according to pfc circuit 30 with 20 position of rectifier bridge and connection relationship and be adapted to
Property adjustment, the present embodiment is illustrated with boost PFC circuit 30, but is not limited to boost PFC circuit 30.PFC power switch
31 controls based on master controller 10, and the direct current that rectifier bridge 20 is inputted carries out power factor (PF) adjustment, such as by rectifier bridge
The DC voltage of 20 outputs increases and stablizes in 380V, so that input current follows input voltage, guarantees the function of DC power supply
Rate factor is 0.9 or more.DC power transmission adjusted exports after the filtering of dc-link capacitance 40 to dc-link capacitance 40
To compressor IPM module 50, for compressor IPM module 50.Direct current adjusted can also by 70 circuit of Switching Power Supply,
It generates the driving voltage of various numerical value, such as generates the voltages such as 5V, 15V, for master controller 10 on electric-controlled plate 110 and automatically controlled
Component power supply on plate 110.
Rectifier bridge 20, PFC power switch 31 and compression are able to detect it is understood that being additionally provided on electric-controlled plate 110
The real-time detection circuit of the parameters such as each element current, temperature and voltage in machine IPM module 50, and heavy overload is occurring even
Direct short-circuit or temperature overheating when the failures such as driving voltage over-voltage, can control the power device soft switching in IPM, simultaneously
Fault-signal is issued to control circuit unit, so that control circuit unit controls the work of other circuit modules, to avoid for some reason
Hinder and damages other circuit modules.
In the present embodiment, compressor IPM module 50 is integrated with multiple power switch tubes, and multiple power switch tube compositions drive
Dynamic inverter circuit, such as three-phase inversion bridge circuit can be made of six power switch tubes, or by four power switch tube groups
At two-phase inverter bridge circuit.Wherein, each power switch tube can be realized using metal-oxide-semiconductor or IGBT.Compressor IPM module
50 for driving compressor electric motor.Certainly in other embodiments, compressor IPM module 50 can be also used for driving other motors
Frequency converter and various inverters, and be applied to frequency control, metallurgical machinery, electric propulsion, servo-drive and air-conditioning etc. become
In the fields such as frequency household electrical appliances.It is understood that reducing the body of electric-controlled plate 110 to improve the integrated level of compressor IPM module 50
The PFC power switch 31 can be integrated in the compressor IPM module 50 by product, the present embodiment.
The utility model will be equipped with master controller 10, rectifier bridge based on the electrically-controlled component that compressor liquid storage can 200 radiates
20, the electric-controlled plate 110 of compressor IPM module 50, pfc circuit 30 and dc-link capacitance 40 is arranged in box body 100.And box body
100 are detachably connected with fluid reservoir 200, and by the contact heat dissipation of fluid reservoir 200, be conducive to rectifier bridge 20 on electric-controlled plate 110,
At work, the heat of generation passes through box body 100 for the components such as compressor IPM module 50, PFC power switch 31 and circuit module
It is absorbed when conducting heat on fluid reservoir 200, and being vaporized by the refrigerant in fluid reservoir 200, to utilize the low of fluid reservoir 200
Warm working environment improves rate of heat dispation.The utility model solves using the power for increasing fan and increases the body of radiator
Product causes heat dissipation cost to increase, but the problem that radiating efficiency is still lower.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the electrically-controlled component further includes DC fan IPM module 60, institute
DC fan IPM module 60 is stated on the electric-controlled plate 110, the DC fan IPM module 60 and the master controller 10
Electrical connection.
It should be noted that AC blower fan and DC fan, the general nothing of AC blower fan can be divided by adjusting the outdoor fan of device
Need to drive can work, and DC fan is then needed to control its work by power drive.Outdoor fan in this implementation
It is optional to be realized using DC fan, adaptation, the present embodiment is additionally provided with DC fan IPM module 60, for driving direct current
Multiple IGBT, metal-oxide-semiconductor constant power switch are integrated in blower, DC fan IPM module 60 and compressor IPM module 50 respectively
Pipe, the quantity of multiple power switch tubes can be four or six, and particular number can be according to motor type, driving power etc.
Setting, herein with no restrictions.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the electrically-controlled component further includes radiator 300, the radiator
300 sides are fixedly mounted on the one side of the fluid reservoir 200, and 300 other side of radiator and the box body 100 are detachable
Connection；The position of radiator 300 described in 111 face of the first installing zone of the electric-controlled plate 110；Second installing zone 112 leans on
The nearly radiator 300 is arranged.
In the present embodiment, the side of radiator 300 can pass through screw, bolt, riveting, welding, clamping and inserting mode
In it is one or more combination be mounted on the fluid reservoir 200, the other side of radiator 300 again may be by screw, bolt,
One or more combinations are detachably fixed with box body 100 in riveting, welding, clamping and inserting mode, and the material of radiator 300 can
To be aluminium and aluminum alloy, metal plate made from copper and copper alloy or other metal materials, in this way, box body 100 is fixed on
On fluid reservoir 200, to reduce fluid reservoir 200 and relative motion occurs and generates vibration, and it is transferred in box body 100, influences
Circuit module on electric-controlled plate 110 works normally.While also helping the rectifier bridge 20 on electric-controlled plate 110, compressor IPM module
50, at work, the heat of generation will by box body 100 for the components such as PFC power switch 31 and PFC inductance 32 and circuit module
Heat is conducted to radiator 300, accelerates the speed in heat transfer to fluid reservoir 200 by radiator 300, improves heat dissipation speed
Rate.Certainly in other embodiments, radiator 300 can also be realized otherwise, herein with no restrictions.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the pfc circuit 30 includes PFC power switch 31 and PFC inductance
32；
The electric-controlled plate 110 includes the first installing zone 111 and the second installing zone 112, the compressor IPM module 50, institute
It states rectifier bridge 20 and the PFC power switch 31 is set in first installing zone 111；The master controller 10, PFC inductance
32 and the dc-link capacitance 40 be arranged in second installing zone 112.
It should be noted that rectifier bridge 20, compressor IPM module 50, PFC power switch 31 and PFC inductance 32, especially
General heating is more serious at work for compressor IPM module 50, power device generate heat can by electric-controlled plate 110 to
Master controller 10 conducts, so that nearly reaching identical temperature with master controller 10.And the ideal working temperature of master controller 10
Be less than power device mostly, thus the operating temperature of power device may cause master controller 10 operating temperature it is excessively high and
It breaks down, main controller 10 is made to be easy the control signal of output error.In order to avoid above problem generation, the present embodiment will
The heat sources devices such as rectifier bridge 20, compressor IPM module 50, PFC power switch 31 are mounted on the first installing zone of electric-controlled plate 110
111, in some embodiments, the heat source device such as compressor IPM module 50 for being mounted on the first installing zone 111 can be with face
Radiator 300 is arranged.The nonthermal sources such as master controller 10, PFC inductance 32 and the dc-link capacitance 40 are provided separately setting and exist
In second installing zone 112, heat source is provided separately with nonthermal source device, it is ensured that rectifier bridge 20, compressor IPM module
50, the heat that PFC power switch 31 and PFC inductance 32 generate can quickly conduct heat to fluid reservoir by radiator 300
On 200, radiating efficiency is improved.The driving delay decrease of PFC power switch 31 and compressor IPM module 50 is also helped simultaneously,
So as to improve the switching speed of each power switch tube, and it can reduce the switching loss and electricity of compressor IPM module 50
Magnetic disturbance guarantees that compressor IPM module 50 being capable of operation reliably and with long-term.
Referring to figs. 1 to Fig. 5, further, in above-described embodiment, 110 squarely of the electric-controlled plate setting, first peace
Dress area 111 is located at the middle part of the electric-controlled plate 110, and second installing zone 112 is arranged around first installing zone 111, institute
Stating the second installing zone 112 includes the first subregion 112A and the second subregion positioned at 111 two opposite sides of the first installing zone
112B, the master controller 10 are set to the first subregion 112A, the PFC inductance 32 and the dc-link capacitance 40
It is set to the second subregion 112B, so that the gravity balance of the electric-controlled plate；
Alternatively, 110 squarely of the electric-controlled plate setting, first installing zone 111 are located in the electric-controlled plate 110
Portion, second installing zone 112 are arranged around first installing zone 111, and second installing zone 112 includes four regions,
And respectively the edges of boards setting of a corresponding electric-controlled plate 110, four regions are respectively the first subregion being oppositely arranged
112A and the second subregion 112B and third subregion 112C and the 4th subregion 112D being oppositely arranged, the master controller 10
It is set to the first subregion 112A, the PFC inductance 32 and the dc-link capacitance 40 are divided into the third sub-district
Domain 112C and the 4th subregion 112D, so that the gravity balance of the electric-controlled plate.
It should be noted that master controller 10 mostly uses greatly integrated chip to realize, and dc-link capacitance 40 is generally adopted
It is realized with the biggish electrolytic capacitor of volume, and quantity may be multiple, more serious relative to fever compressor IPM modules 50
Or for pfc circuit 30, the fever of electrolytic capacitor is smaller.In addition, the volume of PFC inductance 32 is also larger, dc-link capacitance
40 and PFC inductance 32 is arranged on electric-controlled plate 110 simultaneously and fits into box body 100, and box body 100 is mounted on fluid reservoir 200 again
When upper, the center of gravity of fluid reservoir 200 may be will affect, and the element of large volume is arranged on electric-controlled plate 110, box body 100 then needs
Larger cavity is set, to accommodate said elements.To solve the above-mentioned problems, master controller 10 is mounted on automatically controlled by the present embodiment
The upper end of plate 110, i.e. the first subregion 112A, and PFC inductance 32 and the dc-link capacitance 40 are divided into electric-controlled plate 110
Two sides namely third subregion 112C and the 4th subregion 112D, or by PFC inductance 32 and the dc-link capacitance 40
It is set to lower end namely the second subregion 112B of electric-controlled plate 110.Reasonable arrangement said elements, to balance electric-controlled plate 110
Center of gravity.It is understood that above-described embodiment is the embodiment for the installation site that the utility model illustrates each component,
But it is not limited to the above embodiments.Master controller 10, rectifier bridge 20, compressor IPM module 50, PFC power switch 31 and PFC inductance
32 equal specific locations can be adjusted according to actual installation position, such as electric-controlled plate 110 is arranged in the first installing zone 111
Side, such as the top of electric-controlled plate 110, corresponding second installing zone 112 are mounted on the other side of electric-controlled plate 110, and three face rings
It is arranged around the first installing zone 111.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the box body 100 has the first accommodating cavity 130 and the second accommodating
Chamber 140, the rectifier bridge 20, the PFC power switch 31 and the compressor IPM module 50 are placed in first accommodating cavity
In 130, the PFC inductance 32 and the dc-link capacitance 40 are placed in second accommodating cavity 140, the PFC inductance
32 and the dc-link capacitance 40 pass through 140 heat loss through radiation of the second accommodating cavity.
In the present embodiment, the first accommodating cavity 130 is face heat dissipation metal plate setting, rectifier bridge 20, the PFC power switch
31 and the compressor IPM module 50 caused by heat can quickly be conducted by the metal plate that radiates to fluid reservoir 200, and add
The heat dissipation of fast said elements improves radiating efficiency.First accommodating cavity 130 is face heat dissipation metal plate setting, rectifier bridge 20, described
Heat caused by PFC power switch 31 and the compressor IPM module 50 can quickly be conducted by the metal plate that radiates to liquid storage
On tank 200, and accelerate the heat dissipation of said elements, improves radiating efficiency.The outer wall of second accommodating cavity 140 at least partly with fluid reservoir
200 outer wall fitting, so set, make the fever such as PFC inductance 32 and dc-link capacitance 40 on power amplifier board more serious,
And the biggish component of volume is fitting into the second accommodating cavity 140, thus in the members such as PFC inductance 32 and dc-link capacitance 40
At work, the heat of generation is conducted heat on fluid reservoir 200 by the second accommodating cavity 140 for device and circuit module, and
It is absorbed when being vaporized by the refrigerant in fluid reservoir 200, to improve rate of heat dispation using the low-temperature working environment of fluid reservoir 200.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the electrically-controlled component further includes mounting bracket 400, the installation
Bracket 400 have back to the first side and second side, the first side of the mounting bracket 400 be sticked on the electric-controlled plate 110,
The compressor IPM module 50 and rectifier bridge 20 are mounted on second side of the mounting bracket 400, the compressor IPM module
50 pin and the pin of rectifier bridge 20 both pass through the mounting bracket 400 and are connected and fixed with the electric-controlled plate 110；
There is installation window, the compressor IPM module 50 and rectifier bridge 20 pass through the installation window on the box body 100
Mouth is attached on the heat dissipation metal plate 300.
In the present embodiment, the pin of compressor IPM module 50 be mostly direct plugging-in or gull wing type encapsulation, and pin with
The contact area of electric-controlled plate 110 is typically small, especially direct plugging-in, therefore the load-bearing capacity of compressor IPM module 50 is smaller.
In order to avoid in electric-controlled plate 110, when being mounted on heat dissipation metal plate 300, compressor IPM module 50 is deformed, or is damaged
Bad, the present embodiment is additionally provided with mounting bracket 400, and compressor IPM module 50 and rectifier bridge 20 are arranged in mounting bracket 400
On, pin passes through the mounting bracket 400 and is connected and fixed with the electric-controlled plate 110.So set, compressor IPM can also be made
Module 50 and rectifier bridge 20 and heat dissipation 300 face of metal plate setting, so that the heat that compressor IPM module 50 and rectifier bridge 20 generate
It can quickly be conducted by the metal plate 300 that radiates, to improve the rate of heat dispation of compressor IPM module 50 and rectifier bridge 20.
After box body 100 is fixedly mounted on fluid reservoir 200, produced to reduce electric-controlled plate 110 with fluid reservoir 200 with relative motion occurs
Raw vibration, and be transferred on electric-controlled plate 110, when box body 100 is fixed on fluid reservoir 200, electric-controlled plate 110 can pass through spiral shell
Nail, bolt are fixed on heat dissipation metal plate 300, and certain electric-controlled plate 110 can also be using other modes and box body 100 and heat dissipation metal plate
Gold 300 is connected and fixed, herein with no restrictions.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the electrically-controlled component further includes sealing ring 500, the sealing ring
500 are arranged between the box body 100 and the mounting bracket 400.
It should be noted that the operating temperature of fluid reservoir 200 be generally operating temperature generally maintain subzero 20 degrees Celsius~
Moisture between 30 degrees Celsius, therefore in air may condense into condensed water in fluid reservoir 200, which may be along liquid storage
Heat dissipation metal plate 300 on the outer wall of tank 200 enters in the box body 100 of electrically-controlled component, and leads to rectifier bridge 20, compressor IPM
Module 50, PFC power switch 31 and PFC inductance 32 dampness and it is short-circuit, influence electrically-controlled component work normally.In order to solve above-mentioned ask
Topic, the present embodiment is additionally provided with sealing ring 500, i.e. gasket seal between mounting bracket 400 and box body 100, to use box body
100 are completely cut off with heat dissipation metal plate 300, so that the component in box body 100 is sealed.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, electrically-controlled component further includes being fastened in the opening of the box body 100
Box cover 600, the box cover 600 forms sealing structure with the tight fit of box body 100.
In the present embodiment, the size and shape of box cover 600 and the size and shape adaptation of electric-controlled plate 110, can be rectangular
But it is not limited to rectangular.Box cover 600 and the tight fit of box body 100 form sealing structure, so set, being conducive to stop the cold of the external world
The hazardous materials such as air, dust, rainwater, mosquito are fallen on electric-controlled plate 110, ensure the safe operation of electrically-controlled component.This external seal knot
The electromagnetic radiation that external electrical field generates can also be emitted, be absorbed by structure, so that weak enter to box body 100 internal electron member
The electromagnetic radiation of part, so that box body 100 has preferable electro-magnetic screen function.Sealing structure equally can also be in box body 100
The electromagnetic interference that portion's electronic component generates is reflected, is absorbed, thus what the electric field for shielding 100 internal electronic element of box body generated
Electromagnetic signal, to avoid the normal work of the electrical equipment around the electromagnetic radiation of the electronic component in box body 100.
It is understood that being also provided with through-hole on box cover 600, power lead, data conductor on electric-controlled plate 110 etc. can
To be electrically connected by the through-hole (figure does not indicate) with indoor unit and external dc blower, compressor blower etc..
Referring to figs. 1 to Fig. 5, in an alternative embodiment, be additionally provided on the electric-controlled plate 110 power input interface Vin,
Switching Power Supply 70 and EMC filter circuit 80, the input terminal of the Switching Power Supply 70 is connect with the plant-grid connection interface, described to open
The power end of the output end in powered-down source 70 and the master controller 10 is electrically connected；
The input terminal of the EMC filter circuit 80 is connect with the power input interface Vin, the EMC filter circuit 80
Output end connect respectively with the rectifier bridge 20 and the Switching Power Supply 70.
In the present embodiment, Switching Power Supply 70 can be adopted by transformer, DC voltage-stabilizing chip, 70 chip of Switching Power Supply, voltage
The components such as sample resistance, current sampling resistor are constituted, Switching Power Supply 70 be used for the AC power source that will access or DC power supply into
After the conversion of row power supply, to generate the driving voltage of various numerical value, such as 3.3V, the voltages such as 5V, 12V, 15V, to be automatically controlled are generated
Component power supply on plate 110 such as master controller 10 and power amplifier board.In the present embodiment, EMC filter circuit 80 can be automatically controlled
Plate 110 and power amplifier board provide the protection of the correlation functions such as EMC, EMS and lightning protection.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the electric-controlled plate 110 further include current-loop communication circuit 90 (, institute
Current-loop communication circuit 90 is stated to connect with the master controller 10.
In the present embodiment, current-loop communication circuit 90 can use sampling resistor, integrating circuit, current signal conversion circuit
Equal circuit components realize, current-loop communication circuit 90 and 10 communication connection of master controller, to realize to compressor electric motor or
It the current feedback of person's blower motor and follows.
The utility model also proposes a kind of outdoor unit.
Referring to Fig. 5, which includes compressor 700, fluid reservoir 200 and electrically-controlled component as described above, described automatically controlled
Component is fixedly mounted on the outer wall of the fluid reservoir 200, and the master controller of the electrically-controlled component with indoor unit for communicating.The electricity
The detailed construction of control component can refer to above-described embodiment, and details are not described herein again；It is understood that due in the utility model room
Above-mentioned electrically-controlled component is used in outer machine, therefore, the embodiment of the utility model outdoor unit includes that above-mentioned electrically-controlled component is all real
Whole technical solutions of example are applied, and technical effect achieved is also identical, details are not described herein.
In above-described embodiment, the side of the compressor main body is arranged in the fluid reservoir 200, and the box body is mounted on institute
It states between compressor main body and the fluid reservoir 200.
The operating temperature of fluid reservoir 200 is generally operating temperature and generally maintains between subzero 20 degrees Celsius~30 degrees Celsius,
Therefore the moisture in air may condense into condensed water in fluid reservoir 200, which may be on the outer wall of fluid reservoir 200
Heat dissipation metal plate enter in the box body of electrically-controlled component, and the temperature of compressor wants high generally relative to fluid reservoir 200, in liquid storage
Tank 200 is relatively high close to the side temperature of compressor 700, essentially identical with environment temperature, then is not easily formed condensed water, because
Automatically controlled box body 100 is mounted between the compressor main body and the fluid reservoir 200 and can also prevent on fluid reservoir 200 by this
The condensed water of formation enters in the box body 100 of electrically-controlled component, and the circuit element influenced in box body 100 works normally.
The utility model also proposes a kind of air conditioner, including compressor and electrically-controlled component as described above, the compressor
With fluid reservoir, the electrically-controlled component is fixedly mounted on the outer wall of the fluid reservoir.Or including, indoor unit and weigh it is upper as described in
Outdoor unit, the main control chip communication connection of the master controller of the outdoor unit and the indoor unit.
It should be understood that the air conditioner contains all embodiments of above-mentioned electrically-controlled component or above-mentioned outdoor unit, have
Technical effect identical with above-mentioned electrically-controlled component or above-mentioned outdoor unit, details are not described herein again.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of electrically-controlled component, which is characterized in that the electrically-controlled component includes master controller, rectifier bridge, pfc circuit, direct current mother
Line capacitance and compressor compresses machine IPM module, the rectifier bridge, pfc circuit and compressor IPM module are sequentially connected, described straight
Stream bus capacitor is parallel to the output end of the pfc circuit, the master controller and the pfc circuit and the compressor compresses
Machine IPM module is separately connected；The electrically-controlled component further include:
Box body, for being detachably connected with fluid reservoir, to pass through fluid reservoir contact heat dissipation；
Electric-controlled plate, the electric-controlled plate are set in the box body；
The master controller, the rectifier bridge, the compressor IPM module, the pfc circuit and dc-link capacitance, setting
In on the electric-controlled plate.
2. electrically-controlled component as described in claim 1, which is characterized in that be additionally provided on the electric-controlled plate power input interface,
Switching Power Supply and EMC filter circuit, the input terminal of the EMC filter circuit are connect with the power input interface, the EMC filter
The output end of wave circuit is connect with the rectifier bridge；
The input terminal of the Switching Power Supply is connect with the rectifier bridge, the output end of the Switching Power Supply and the master controller
Power end electrical connection.
3. electrically-controlled component as described in claim 1, which is characterized in that the electrically-controlled component further includes DC fan IPM module,
The DC fan IPM module is set on the electric-controlled plate, and the DC fan IPM module is electrically connected with the master controller.
4. electrically-controlled component as described in claim 1, which is characterized in that the pfc circuit includes PFC power switch and PFC electricity
Sense；
The electric-controlled plate includes the first installing zone and the second installing zone, the compressor IPM module, the rectifier bridge and described
PFC power switch is set in first installing zone；The master controller, PFC inductance and dc-link capacitance setting
In second installing zone.
5. electrically-controlled component as claimed in claim 4, which is characterized in that the electrically-controlled component further includes radiator, the heat dissipation
Device side is fixedly mounted on the one side of the fluid reservoir, and the radiator other side is detachably connected with the box body；It is described
The position of radiator described in first installing zone face of electric-controlled plate；Second installing zone is arranged close to the radiator.
6. electrically-controlled component as claimed in claim 5, which is characterized in that the electric-controlled plate squarely setting, first installation
Area is located at the middle part of the electric-controlled plate, and second installing zone is arranged around first installing zone, the second installing zone packet
Include the first subregion and the second subregion positioned at first installing zone two opposite sides, the master controller is set to described the
One subregion, the PFC inductance and the dc-link capacitance are set to second subregion, so that the weight of the electric-controlled plate
Heart balance；
Alternatively, the electric-controlled plate squarely setting, first installing zone is located at the middle part of the electric-controlled plate, second installation
Area is arranged around first installing zone, and second installing zone includes four regions, and respectively corresponds to an electric-controlled plate
Edges of boards setting, four regions are respectively the first subregion being oppositely arranged and the second subregion and the third being oppositely arranged
Region and the 4th subregion, the master controller are set to first subregion, the PFC inductance and DC bus electricity
Appearance is divided into the third subregion and the 4th subregion, so that the gravity balance of the electric-controlled plate.
7. electrically-controlled component as claimed in claim 4, which is characterized in that the box body has the first accommodating cavity and the second accommodating
Chamber, the rectifier bridge, the PFC power switch and the compressor IPM module are placed in first accommodating cavity, described
PFC inductance and the dc-link capacitance are placed in second accommodating cavity, the PFC inductance and the dc-link capacitance
Pass through the second accommodating cavity heat loss through radiation.
8. a kind of outdoor unit, which is characterized in that including compressor and electrically-controlled component as claimed in any one of claims 1 to 7,
The compressor has fluid reservoir, and the electrically-controlled component is fixedly mounted on the outer wall of the fluid reservoir, the electrically-controlled component
Master controller with indoor unit for communicating.
9. outdoor unit as claimed in claim 8, which is characterized in that the compressor also has compressor main body, the liquid storage
The side of the compressor main body is arranged in tank, and the box body is mounted between the compressor main body and the fluid reservoir.
10. a kind of air conditioner, which is characterized in that including compressor and automatically controlled group as claimed in any one of claims 1 to 7
Part, the compressor have fluid reservoir, and the electrically-controlled component is fixedly mounted on the outer wall of the fluid reservoir；Or including indoor
The main control chip of machine and outdoor unit as claimed in claim 8 or 9, the master controller of the outdoor unit and the indoor unit communicates
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820719147.XU CN208253884U (en) | 2018-05-14 | 2018-05-14 | Electrically-controlled component, outdoor unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820719147.XU CN208253884U (en) | 2018-05-14 | 2018-05-14 | Electrically-controlled component, outdoor unit and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208253884U true CN208253884U (en) | 2018-12-18 |
Family
ID=66480124
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820719147.XU Active CN208253884U (en) | 2018-05-14 | 2018-05-14 | Electrically-controlled component, outdoor unit and air conditioner |
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| Country | Link |
|---|---|
| CN (1) | CN208253884U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682010A (en) * | 2018-12-19 | 2019-04-26 | 广东美的制冷设备有限公司 | Refrigerating plant cooling control method and device, refrigerating plant and storage medium |
| CN109915987A (en) * | 2018-12-19 | 2019-06-21 | 广东美的制冷设备有限公司 | Cooling control method and device, the refrigerating plant and storage medium of refrigerating plant |
| CN110131862A (en) * | 2019-06-18 | 2019-08-16 | 浙江鲲悟科技有限公司 | The electric-control system and convertible frequency air-conditioner of convertible frequency air-conditioner |
| WO2023115773A1 (en) * | 2021-12-24 | 2023-06-29 | 广东美的制冷设备有限公司 | Electric control board, air conditioner outdoor unit, and air conditioner |
-
2018
- 2018-05-14 CN CN201820719147.XU patent/CN208253884U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682010A (en) * | 2018-12-19 | 2019-04-26 | 广东美的制冷设备有限公司 | Refrigerating plant cooling control method and device, refrigerating plant and storage medium |
| CN109915987A (en) * | 2018-12-19 | 2019-06-21 | 广东美的制冷设备有限公司 | Cooling control method and device, the refrigerating plant and storage medium of refrigerating plant |
| CN109915987B (en) * | 2018-12-19 | 2021-05-28 | 广东美的制冷设备有限公司 | Cooling control method and device for refrigeration device, refrigeration device and storage medium |
| CN110131862A (en) * | 2019-06-18 | 2019-08-16 | 浙江鲲悟科技有限公司 | The electric-control system and convertible frequency air-conditioner of convertible frequency air-conditioner |
| WO2023115773A1 (en) * | 2021-12-24 | 2023-06-29 | 广东美的制冷设备有限公司 | Electric control board, air conditioner outdoor unit, and air conditioner |
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