CN205208775U - Outdoor unit of air conditioner and air conditioner - Google Patents
Outdoor unit of air conditioner and air conditioner Download PDFInfo
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- CN205208775U CN205208775U CN201521082528.4U CN201521082528U CN205208775U CN 205208775 U CN205208775 U CN 205208775U CN 201521082528 U CN201521082528 U CN 201521082528U CN 205208775 U CN205208775 U CN 205208775U
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- heat
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- 239000004065 semiconductor Substances 0.000 claims abstract description 76
- 239000003507 refrigerant Substances 0.000 claims abstract description 54
- 239000007788 liquid Substances 0.000 claims abstract description 46
- 230000008054 signal transmission Effects 0.000 claims description 4
- 230000003245 working effect Effects 0.000 abstract description 6
- 241000009298 Trigla lyra Species 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract 1
- 230000008859 change Effects 0.000 description 7
- 239000002826 coolant Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The utility model discloses an outdoor unit of air conditioner and air conditioner, wherein, compressor, outdoor heat exchanger, throttling element and vapour and liquid separator are drawn together to the outer press packed bale of air -conditioner, and, semiconductor heat transfer device, with the controller electric connection of air conditioner, semiconductor heat transfer device includes heat exchange line and semiconductor heat exchanger fin, and heat exchange line has the heat transfer section, and heat exchange line is parallelly connected with refrigerant recovery pipeline, pipeline auto -change over device for with the controller electric connection of air conditioner, pipeline auto -change over device is including connecting the on -off element that heat exchange line set up, with control heat exchange line's break -make, the sensing apparatus for the exhaust temperature and the discharge pressure of sensing compressor, and transmit sensing signal for the controller, with the incoming signal who regards as control piper auto -change over device and semiconductor heat transfer device. The utility model discloses technical scheme can guarantee the outer quick -witted working effect of air -conditioner when low crossing as the too high or ambient temperature of ambient temperature.
Description
Technical field
The utility model relates to air-conditioning technical field, particularly a kind of air-conditioner outdoor unit and air-conditioner.
Background technology
Air-conditioner is a kind of conventional household electrical appliance, and it generally comprises the refrigerant circulation circuit be connected to form by compressor, indoor heat exchanger, restricting element and outdoor heat exchanger pipeline.Wherein, compressor is located in air-conditioner outdoor unit, the discharge superheat of compressor is in certain temperature range, can ensure that air-conditioner outdoor unit normally works, the discharge superheat of compressor has with the temperature of the refrigerant be back in compressor and directly contacts, when the temperature of the refrigerant refluxed is too low, the discharge superheat of compressor may be caused lower than the minimum discharge superheat preset, and when the temperature of the refrigerant refluxed is too high, the discharge superheat of compressor may be caused higher than the highest discharge superheat preset, thus air-conditioner outdoor unit cannot normally be worked, and then affect the working effect of air-conditioner.
And the temperature of refrigerant is subject to the direct impact of environment temperature, concrete, when environment temperature is too low, the evaporating temperature of outdoor heat exchanger reduces along with environment temperature, makes the gaseous coolant temperature that enters in compressor too low, thus causes compressor normally to work, when environment temperature is too high, the evaporating temperature of outdoor heat exchanger raises along with environment temperature, makes the gaseous coolant temperature that enters in compressor too high, thus causes compressor normally to work.
To sum up, air-conditioner outdoor unit just can normally must work in certain ambient temperature range, therefore cannot ensure the working effect of air-conditioner outdoor unit when environment temperature is too high or environment temperature is too low.
Utility model content
Main purpose of the present utility model is to provide a kind of air-conditioner outdoor unit, is intended to when environment temperature is too high or environment temperature is too low, ensures the working effect of air-conditioner outdoor unit.
For achieving the above object, the air-conditioner outdoor unit that the utility model proposes comprises outdoor heat exchanger, restricting element, gas-liquid separator and compressor, and the pipeline between the gas returning port of described gas-liquid separator and described compressor is refrigerant recovering pipeline;
Described air-conditioner outdoor unit also comprises: semiconductor heat-exchanger rig, in order to be electrically connected with the controller of air-conditioner, described semiconductor heat-exchanger rig comprises the heat exchanging pipe and semiconductor heat exchanger fin that flow through for refrigerant, described heat exchanging pipe has in order to carry out the heat exchanging segment of heat exchange with described semiconductor heat exchanger fin, and described heat exchanging pipe is in parallel with described refrigerant recovering pipeline;
Pipeline reversing service, in order to be electrically connected with the controller of air-conditioner, described pipeline reversing service comprises the on-off element connecting described heat exchanging pipe and arrange, to control the break-make of described heat exchanging pipe; And,
Sensing apparatus, for sensing delivery temperature and the pressure at expulsion of described compressor, sensing signal transmission in order to be electrically connected with the controller of air-conditioner, and is given described controller by described sensing apparatus, using the input signal as the described pipeline reversing service of control and described semiconductor heat-exchanger rig.
Preferably, described pipeline reversing service is three-way diverter valve;
The second output that described three-way diverter valve has the input be connected with the outlet of described gas-liquid separator, the first output be connected with described heat exchanging pipe and is connected with the gas returning port of described compressor.
Preferably, described on-off element is the first switch, and described first switch connects outlet and the setting of described heat exchanging pipe of described gas-liquid separator.
Preferably, described pipeline reversing service also comprises second switch, and described second switch is located on described refrigerant recovering pipeline.
Preferably, described semiconductor heat-exchanger rig also comprises electric controller, and in order to be electrically connected with the controller of air-conditioner, described electric controller and described semiconductor heat exchanger fin are electrically connected and heat to control described semiconductor heat exchanger fin, freeze or stop.
Preferably, the heat exchanger tube that described heat exchanging pipe comprises input section, deferent segment and is located between described input section and described deferent segment, the entrance of described heat exchanging pipe is located in described input section, and the outlet of described heat exchanging pipe is located on described deferent segment.
Preferably, described sensing apparatus comprises temperature-sensitive sticker and pressure sensor, and described temperature-sensitive sticker and described pressure sensor are arranged near the exhaust outlet of described compressor.
Preferably, described air-conditioner outdoor unit also comprises cross valve, first port of described cross valve is connected with the exhaust outlet of described compressor, second port is connected with outdoor heat exchanger, 3rd port is in order to be connected with indoor heat exchanger, and the 4th port is connected with the gas returning port of described compressor by described gas-liquid separator.
The utility model also proposes a kind of air-conditioner, comprises controller, air conditioner room unit and air-conditioner outdoor unit;
Described air-conditioner outdoor unit comprises compressor, outdoor heat exchanger, restricting element and gas-liquid separator, and the pipeline between the gas returning port of described gas-liquid separator and described compressor is refrigerant recovering pipeline;
Described air-conditioner outdoor unit also comprises: semiconductor heat-exchanger rig, in order to be electrically connected with the controller of air-conditioner, described semiconductor heat-exchanger rig comprises the heat exchanging pipe and semiconductor heat exchanger fin that flow through for refrigerant, described heat exchanging pipe has in order to carry out the heat exchanging segment of heat exchange with described semiconductor heat exchanger fin, and described heat exchanging pipe is in parallel with described refrigerant recovering pipeline;
Pipeline reversing service, in order to be electrically connected with the controller of air-conditioner, described pipeline reversing service comprises the on-off element connecting described heat exchanging pipe and arrange, to switch the break-make of described heat exchanging pipe; And,
Sensing apparatus, for sensing delivery temperature and the pressure at expulsion of described compressor, sensing signal transmission in order to be electrically connected with the controller of air-conditioner, and is given described controller by described sensing apparatus, using the input signal as the described pipeline reversing service of control and described semiconductor heat-exchanger rig;
Described air conditioner room unit comprises indoor heat exchanger, the loop of the refrigerant flowing that described indoor heat exchanger, described restricting element, described outdoor heat exchanger, described gas-liquid separator and compressor are connected to form by pipeline;
Described controller, in order to receive the sensing signal of sensing apparatus, obtains the degree of superheat, and controls described pipeline reversing service and described semiconductor heat-exchanger rig according to the described degree of superheat.
Technical solutions of the utility model are provided with sensing apparatus, pipeline reversing service and semiconductor heat-exchanger rig, according to the delivery temperature of described compressor and the situation of pressure at expulsion, too high or too low and when affecting refrigerant temperature in environment temperature, by changing the mode of communicating of refrigerant pipeline, make refrigerant flow through semiconductor heat-exchanger rig and lower the temperature by the refrigerant of semiconductor heat-exchanger rig to reflux compressor or heat, and then adjustment is back to the temperature of the refrigerant of compressor, guarantee is back to the temperature of the refrigerant of compressor within the specific limits, thus compressor can not be too high or too low and cannot normally work due to the temperature of refrigerant of backflow, effective improve compressor environment temperature too high or too low time working effect, make the ambient temperature range expanded that can normally work of air-conditioner outdoor unit.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, the structure according to these accompanying drawings can also obtain other accompanying drawing.
Fig. 1 is the structural representation of the utility model air-conditioner outdoor unit one embodiment.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 100 | Outdoor heat exchanger | 200 | Gas-liquid separator |
| 300 | Compressor | 400 | Semiconductor heat-exchanger rig |
| 500 | Pipeline reversing service | 600 | Cross valve |
| 700 | Controller | 420 | Heat exchanging pipe |
| 440 | Semiconductor heat exchanger fin | 460 | Electric controller |
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Need explanation, all directionality instruction (such as up, down, left, right, before and afters in the utility model embodiment ...) only for explaining the relative position relation, motion conditions etc. under a certain particular pose (as shown in drawings) between each parts, if when this particular pose changes, then directionality instruction also correspondingly changes thereupon.
In addition, in the utility model, relate to the description of " first ", " second " etc. only for describing object, and instruction can not be interpreted as or imply its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In addition; technical scheme between each embodiment can be combined with each other; but must be can be embodied as basis with those of ordinary skill in the art; when technical scheme combination occur conflicting maybe cannot realize time will be understood that the combination of this technical scheme does not exist, also not the utility model require protection domain within.
The utility model proposes a kind of air-conditioner outdoor unit.
With reference to the structural representation that Fig. 1, Fig. 1 are the utility model air-conditioner outdoor unit one embodiment.
Refer to Fig. 1, in the utility model embodiment, this air-conditioner outdoor unit comprises outdoor heat exchanger 100, restricting element (not shown), gas-liquid separator 200 and compressor 300, pipeline between described gas-liquid separator 200 and the gas returning port of described compressor 300 is refrigerant recovering pipeline, and described air-conditioner outdoor unit also comprises:
Semiconductor heat-exchanger rig 400, in order to be electrically connected with the controller 700 of air-conditioner, described semiconductor heat-exchanger rig 400 comprises the heat exchanging pipe 420 and semiconductor heat exchanger fin 440 that flow through for refrigerant, described heat exchanging pipe 420 has in order to carry out the heat exchanging segment of heat exchange with described semiconductor heat exchanger fin 440, and described heat exchanging pipe 420 is in parallel with described refrigerant recovering pipeline;
Pipeline reversing service 500, in order to be electrically connected with the controller of air-conditioner, described pipeline reversing service 500 comprises the on-off element connecting described heat exchanging pipe 420 and arrange, to control the break-make of described heat exchanging pipe 420; And,
Sensing apparatus (not shown), for sensing delivery temperature and the pressure at expulsion of described compressor 300, described sensing apparatus is in order to be electrically connected with the controller 700 of air-conditioner, and give described controller 700 by sensing signal transmission, using the input signal as the described pipeline reversing service 500 of control and described semiconductor heat-exchanger rig 400.
Technical solutions of the utility model are provided with sensing apparatus, pipeline reversing service 500 and semiconductor heat-exchanger rig 400, according to the delivery temperature of compressor 300 and the situation of pressure at expulsion, too high or too low and when affecting refrigerant temperature in environment temperature, by changing the mode of communicating of refrigerant pipeline, make refrigerant flow through semiconductor heat-exchanger rig 400 and lower the temperature by the refrigerant of semiconductor heat-exchanger rig to reflux compressor 300 or heat, and then adjustment is back to the temperature of the refrigerant of compressor 300, guarantee is back to the temperature of the refrigerant of compressor 300 within the specific limits, thus compressor 300 can not be too high or too low and cannot normally work due to the temperature of refrigerant of backflow, effective improve compressor 300 environment temperature too high or too low time working effect, make the ambient temperature range expanded that can normally work of air-conditioner outdoor unit.
Wherein, sensing apparatus or controller 700 can calculate the temperature of saturated gas corresponding to this pressure according to the pressure at expulsion of sensing, the difference calculating the temperature of delivery temperature and saturated gas again can obtain the discharge superheat of compressor 300, controller 700 compares this discharge superheat and the minimum discharge superheat preset and the highest discharge superheat, switches pipeline and control semiconductor heat-exchanger rig to freeze, heat or stop according to comparative result control piper switching device shifter 500.Concrete again, when discharge superheat is lower than minimum delivery temperature, then control piper switching device shifter 500 switches pipeline and is communicated with semiconductor heat-exchanger rig 400 (or being communicated with semiconductor heat-exchanger rig 400 and compressor 300) to make gas-liquid separator 200, and control semiconductor heat-exchanger rig 400 and heat the refrigerant that convection current crosses semiconductor heat-exchanger rig 400 and heat, until the discharge superheat of compressor 300 is between minimum discharge superheat and the highest discharge superheat; When discharge superheat is higher than most high exhaust temperature, then control piper switching device shifter 500 switches pipeline and is communicated with semiconductor heat-exchanger rig 400 (or being communicated with semiconductor heat-exchanger rig 400 and compressor 300) to make gas-liquid separator 200, and control semiconductor heat-exchanger rig 400 refrigerant that convection current crosses semiconductor heat-exchanger rig 400 that freezes and lower the temperature, until the discharge superheat of compressor 300 is between minimum discharge superheat and the highest discharge superheat.
Refer to Fig. 1, preferably, pipeline reversing service 500 is three-way diverter valve; The second output that three-way diverter valve has the input be connected with the outlet of gas-liquid separator 200, the first output be connected with the entrance of heat exchanging pipe 420 and is connected with the gas returning port of compressor 300.Three-way diverter valve is connected with the first output or the second output by switching input, compressor 300 or semiconductor heat-exchanger rig 400 is communicated with to make gas-liquid separator 200, by the input of three-way diverter valve, first output is connected with corresponding pipeline respectively with the second output, thus compressor 300 or semiconductor heat-exchanger rig 400 is communicated with by the conducting direction of switching three-way reversal valve to make gas-liquid separator 200, when needs change refrigerant temperature, cut off the pipeline between gas-liquid separator 200 and compressor 300, pipeline between conducting gas-liquid separator 200 and semiconductor heat-exchanger rig 400, when not needing to change refrigerant temperature, cut off the pipeline between gas-liquid separator 200 and semiconductor heat-exchanger rig 400, the pipeline between conducting gas-liquid separator 200 and compressor 300.
Such as in another embodiment of the present utility model, preferably, described on-off element is the first switch (not shown); Outlet and the heat exchanging pipe 420 of the first switch connection gas-liquid separator 200 are arranged.By opening or close the first switch, can conducting or the pipeline that cuts off between gas-liquid separator 200 and semiconductor heat-exchanger rig 400, when needs change refrigerant temperature, open the pipeline between the first switch conduction gas-liquid separator 200 and compressor 300; When not needing to change refrigerant temperature, close the pipeline between the first switch cutoff gas-liquid separator 200 and semiconductor heat-exchanger rig 400.Now, the pipeline between gas-liquid separator 200 and compressor 300 can be kept to be in conducting state always always, by opening the first switch, refrigerant is shunted, part refrigerant to be heated or is lowered the temperature process, refrigerant, in the mixing of the porch of compressor 300, can regulate the temperature of the refrigerant being back to compressor 300 equally.Wherein, the first switch can be the pipeline switch that magnetic valve, stop valve or electrical ball valve etc. are conventional.
In order to control the state of the pipeline between gas-liquid separator 200 and compressor 300 further, preferably, pipeline reversing service 500 also comprises second switch (not shown); Second switch is located on refrigerant recovering pipeline.By opening or closing second switch, can conducting or the pipeline that cuts off between gas-liquid separator 200 and compressor 300, when needs change refrigerant temperature, open the pipeline between the first switch conduction gas-liquid separator 200 and compressor 300, close the pipeline between second switch cut-out gas-liquid separator 200 and compressor 300; When not needing to change refrigerant temperature, closing the pipeline between the first switch cutoff gas-liquid separator 200 and semiconductor heat-exchanger rig 400, opening the pipeline between second switch conducting gas-liquid separator 200 and compressor 300.Wherein, second switch can be the pipeline switch that magnetic valve, stop valve or electrical ball valve etc. are conventional.
Refer to Fig. 1, preferably, semiconductor heat-exchanger rig 400 also comprises electric controller 460, and electric controller 460 and semiconductor heat exchanger fin 440 are electrically connected to control semiconductor heat exchanger fin 440 and heat, freeze or stop; Electric controller 460 and controller 700 are electrically connected, and receive the control signal of controller 700.Change the sense of current by semiconductor heat exchanger fin 440 by electric controller 460, semiconductor heat exchanger fin 440 can be made to freeze or heat, and refrigerant flows through in heat exchanging pipe 420, and the refrigerant in semiconductor heat exchanger fin 440 heat exchanging pipeline 420 carries out heating or lowering the temperature.
Refer to Fig. 1, preferably, the heat exchanging segment that heat exchanging pipe 420 comprises input section, deferent segment and is located between input section and deferent segment, the entrance of heat exchanging pipe 420 is located in input section, and the outlet of heat exchanging pipe 420 is located on deferent segment.Heat exchanging segment can be arranged recline or run through semiconductor heat exchanger fin 440; Recline by arranging heat exchanger tube or run through semiconductor heat exchanger fin 440, can heat transfer effect be promoted, avoid energy dissipation.
Preferably, sensing apparatus comprises temperature-sensitive sticker (not shown) and pressure sensor (not shown), and temperature-sensitive sticker and pressure sensor are arranged near the exhaust outlet of compressor 300.By set temperature sensor and pressure sensor, the delivery temperature of compressor 300 and the pressure at expulsion of compressor 300 can be recorded, for controller 700 or sensing apparatus provide the basis of calculating.
Further, air-conditioner outdoor unit also comprises cross valve 600, first port of cross valve 600 is connected with the exhaust outlet of described compressor 300, second port is connected with outdoor heat exchanger 100,3rd port is in order to be connected with indoor heat exchanger, and the 4th port is connected with the gas returning port of described compressor 300 by described gas-liquid separator 200.By arranging cross valve 600, the flow direction of refrigerant between outdoor heat exchanger 100, restricting element and indoor heat exchanger can be changed, and then switch the duty heating or freeze of air-conditioner.
The utility model also proposes a kind of air-conditioner, this air-conditioner comprises controller 700, air conditioner room unit (not shown) and air-conditioner outdoor unit, the concrete structure of this air-conditioner outdoor unit is with reference to above-described embodiment, because this air-conditioner have employed whole technical schemes of above-mentioned all embodiments, therefore all beneficial effects that the technical scheme at least having above-described embodiment is brought, this is no longer going to repeat them.Wherein, air conditioner room unit and air-conditioner outdoor unit pass through pipeline connection.Concrete, air conditioner room unit comprises indoor heat exchanger (not shown), the loop of the refrigerant flowing that described indoor heat exchanger, described restricting element, described outdoor heat exchanger 100, described gas-liquid separator 200 and compressor 300 are connected to form by pipeline, described controller 700 is in order to receive the sensing signal of sensing apparatus, obtain the degree of superheat, control described pipeline reversing service 500 and described semiconductor heat-exchanger rig 400 according to the described degree of superheat.Wherein, controller can be installed in air conditioner room unit, also can be installed in air-conditioner outdoor unit.
In order to the better occupation mode to this air-conditioner and result of use are described, herein to using the step of this air-conditioner to be described, wherein pipeline reversing service 500 is three-way diverter valve:
ST1: starting up, sensing device senses compressor 300 delivery temperature and pressure at expulsion, and calculate current exhaust degree of superheat S1;
ST2: controller 700 contrasts current exhaust degree of superheat S1 and the minimum discharge superheat S with setting
l, the highest discharge superheat S
mcontrast, and control the direction of reversal valve with this; As " S1≤S
l" time, jump to ST3a; As " S
l≤ S1≤S
m" time, jump to ST3b; As " S
m≤ S1 " time, jump to ST3c;
ST3a: controller 700 judges that discharge superheat is on the low side, open the heat-production functions of semiconductor heat-exchanger rig 400, the pipeline that control three-way diverter valve switches between gas-liquid separator 200 and compressor 300 cuts off, the pipeline conducting between gas-liquid separator 200 and semiconductor heat-exchanger rig 400;
Current exhaust degree of superheat S2 is calculated after running 5min; As " S
l≤ S2≤S
m" time, jump to ST6; As " S2≤S
l" time, jump to ST4;
ST3b: normally run, three-way diverter valve keeps original state to make the pipeline conducting between gas-liquid separator 200 and compressor 300, and the pipeline between gas-liquid separator 200 and semiconductor heat-exchanger rig 400 cuts off;
ST3c: controller 700 judges that discharge superheat is higher, open the refrigerating function of semiconductor heat-exchanger rig 400, the pipeline that control three-way diverter valve switches between gas-liquid separator 200 and compressor 300 cuts off, the pipeline conducting between gas-liquid separator 200 and semiconductor heat-exchanger rig 400;
Current exhaust degree of superheat S4 is calculated after running 5min; As " S
l≤ S4≤S
m" time, jump to ST6; As " S
m≤ S4 " time, jump to ST5;
ST4: controller 700 controls semiconductor heat-exchanger rig 400 increase and heats power; Current exhaust degree of superheat S3 is calculated after running 5min; As " S
l≤ S3≤S
m" time, jump to ST6; As " S
m≤ S3 " time, jump to ST7;
ST5: controller 700 controls semiconductor heat-exchanger rig 400 increases refrigeration work consumption; Current exhaust degree of superheat S5 is calculated after running 5min; As " S
l≤ S5≤S
m" time, jump to ST6; As " S5≤S
l" time, jump to ST8;
ST6: it is constant that controller 700 controls semiconductor heat-exchanger rig 400 holding power, calculates the current exhaust degree of superheat after running 5min, jumps to ST2;
ST7: controller 700 controls semiconductor heat-exchanger rig 400 reduction and heats power, calculates the current exhaust degree of superheat, jump to ST2 after running 5min;
ST8: controller 700 controls semiconductor heat-exchanger rig 400 and reduces refrigeration work consumption, calculates the current exhaust degree of superheat after running 5min, jumps to ST2.
By repeatedly sensing the discharge superheat obtaining compressor 300, the operating power of adjustment semiconductor heat-exchanger rig 400, regulate the temperature being back to the refrigerant of compressor 300, thus ensure that the discharge superheat of compressor 300 is between the minimum discharge superheat preset and the highest discharge superheat, and then ensure the normal work of air-conditioner.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every under inventive concept of the present utility model; utilize the equivalent structure transformation that the utility model description and accompanying drawing content are done, or directly/be indirectly used in other relevant technical fields to include in scope of patent protection of the present utility model.
Claims (9)
1. an air-conditioner outdoor unit, comprise outdoor heat exchanger, restricting element, gas-liquid separator and compressor, pipeline between the gas returning port of described gas-liquid separator and described compressor is refrigerant recovering pipeline, it is characterized in that, described air-conditioner outdoor unit also comprises:
Semiconductor heat-exchanger rig, in order to be electrically connected with the controller of air-conditioner, described semiconductor heat-exchanger rig comprises the heat exchanging pipe and semiconductor heat exchanger fin that flow through for refrigerant, described heat exchanging pipe has in order to carry out the heat exchanging segment of heat exchange with described semiconductor heat exchanger fin, and described heat exchanging pipe is in parallel with described refrigerant recovering pipeline;
Pipeline reversing service, in order to be electrically connected with the controller of air-conditioner, described pipeline reversing service comprises the on-off element connecting described heat exchanging pipe and arrange, to control the break-make of described heat exchanging pipe; And,
Sensing apparatus, for sensing delivery temperature and the pressure at expulsion of described compressor, sensing signal transmission in order to be electrically connected with the controller of air-conditioner, and is given described controller by described sensing apparatus, using the input signal as the described pipeline reversing service of control and described semiconductor heat-exchanger rig.
2. air-conditioner outdoor unit as claimed in claim 1, it is characterized in that, described pipeline reversing service is three-way diverter valve;
The second output that described three-way diverter valve has the input be connected with the outlet of described gas-liquid separator, the first output be connected with described heat exchanging pipe and is connected with the gas returning port of described compressor.
3. air-conditioner outdoor unit as claimed in claim 1, it is characterized in that, described on-off element is the first switch, and described first switch connects outlet and the setting of described heat exchanging pipe of described gas-liquid separator.
4. air-conditioner outdoor unit as claimed in claim 3, it is characterized in that, described pipeline reversing service also comprises second switch, and described second switch is located on described refrigerant recovering pipeline.
5. air-conditioner outdoor unit as claimed in claim 1, it is characterized in that, described semiconductor heat-exchanger rig also comprises electric controller, and in order to be electrically connected with the controller of air-conditioner, described electric controller and described semiconductor heat exchanger fin are electrically connected and heat to control described semiconductor heat exchanger fin, freeze or stop.
6. air-conditioner outdoor unit as claimed in claim 5, it is characterized in that, the described heat exchanging segment that described heat exchanging pipe comprises input section, deferent segment and is located between described input section and described deferent segment, the entrance of described heat exchanging pipe is located in described input section, and the outlet of described heat exchanging pipe is located on described deferent segment.
7. air-conditioner outdoor unit as claimed in claim 1, it is characterized in that, described sensing apparatus comprises temperature-sensitive sticker and pressure sensor, and described temperature-sensitive sticker and described pressure sensor are arranged near the exhaust outlet of described compressor.
8. air-conditioner outdoor unit as claimed in claim 1, it is characterized in that, also comprise cross valve, first port of described cross valve is connected with the exhaust outlet of described compressor, second port is connected with outdoor heat exchanger, 3rd port is in order to be connected with indoor heat exchanger, and the 4th port is connected with the gas returning port of described compressor by described gas-liquid separator.
9. an air-conditioner, it is characterized in that, comprise controller, air conditioner room unit and the air-conditioner outdoor unit according to any one of claim 1 to 8, described air conditioner room unit comprises indoor heat exchanger, the loop of the refrigerant flowing that described indoor heat exchanger, described restricting element, described outdoor heat exchanger, described gas-liquid separator and compressor are connected to form by pipeline; Described controller, in order to receive the sensing signal of sensing apparatus, obtains the degree of superheat, and controls described pipeline reversing service and described semiconductor heat-exchanger rig according to the described degree of superheat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521082528.4U CN205208775U (en) | 2015-12-21 | 2015-12-21 | Outdoor unit of air conditioner and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521082528.4U CN205208775U (en) | 2015-12-21 | 2015-12-21 | Outdoor unit of air conditioner and air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN205208775U true CN205208775U (en) | 2016-05-04 |
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| CN201521082528.4U Expired - Fee Related CN205208775U (en) | 2015-12-21 | 2015-12-21 | Outdoor unit of air conditioner and air conditioner |
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| CN106907825A (en) * | 2017-02-06 | 2017-06-30 | 美的集团股份有限公司 | Air-conditioning system and air-conditioner control method |
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