CN204787057U - Compressor preheats control system and air conditioner - Google Patents
Compressor preheats control system and air conditioner Download PDFInfo
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- CN204787057U CN204787057U CN201520509092.6U CN201520509092U CN204787057U CN 204787057 U CN204787057 U CN 204787057U CN 201520509092 U CN201520509092 U CN 201520509092U CN 204787057 U CN204787057 U CN 204787057U
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- compressor
- heating device
- infrared heating
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- 238000010438 heat treatment Methods 0.000 claims abstract description 76
- 239000003921 oil Substances 0.000 claims abstract description 41
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 239000003507 refrigerant Substances 0.000 claims abstract description 15
- 239000010687 lubricating oil Substances 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000010725 compressor oil Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012802 pre-warming Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a compressor preheats control system, and this compressor preheats control system and includes main control unit, power and compressor, install in the compressor be used for right the compressor carries out the infrared heating device that preheats, the power respectively with main control unit the motor of compressor with infrared heating device electricity is connected, main control unit is used for control the power does the motor or the power supply of infrared heating device, infrared heating device circular telegram back to the inside transmission infrared ray of oil groove of compressor, it is right inside liquid refrigerant and the lubricating oil of oil groove heats, with right the compressor preheats. The utility model also discloses an air conditioner, this air conditioner includes that above -mentioned compressor preheats control system. The utility model discloses an infrared heating device sends the infrared ray and realizes preheating the compressor, can improve security and efficiency that the compressor preheats.
Description
Technical field
The utility model relates to refrigeration technology field, particularly relates to a kind of compressor preheating control system and air-conditioner.
Background technology
Within air-conditioning systems; if compressor is in the minimum position of temperature in machine system; or compressor position is lower when causing liquid refrigerant can move to compressor oil groove from evaporimeter under gravity, and the phenomenon that cold-producing medium moves toward compressor under stopped status just there will be.If store too much liquid refrigerant in oil groove, then when compressor start, compressor housing base pressure sharply declines, and cold-producing medium evaporates suddenly, and the lubricating oil in oil groove can form foam fast and cause compressor liquid hammer.Long-term or regular liquid hammer will damage compressor, affect its service life.
Usual employing compressor preheating mode solves compressor liquid hammer problem, and existing compressor preheating adopts the following two kinds mode usually: the corresponding oil groove position of (1) compressor case external body installs heat tape additional; (2) compressor crankcase preheating is utilized, to motor winding energising preheating.Although install heat tape additional at the corresponding oil groove position of compressor case external body, heating effect is fast, there is the danger of the aging short circuit of external heat tape.And because there is a segment distance between motor winding and oil groove, the caloric requirement that the energising of motor winding produces passes to liquid refrigerant in oil groove and lubricating oil by gaseous refrigerant and compressor turning cylinder, so the time of motor winding energising preheating is long, efficiency is low, waste electric energy.
Utility model content
Main purpose of the present utility model is to provide a kind of compressor preheating control system and air-conditioner, is intended to the security and the efficiency that improve compressor preheating.
In order to achieve the above object, the utility model provides a kind of compressor preheating control system, described compressor preheating control system comprises master controller, power supply and compressor, is provided with the infrared heating device for carrying out preheating to described compressor in described compressor;
Described power supply is electrically connected with the motor of described master controller, described compressor and described infrared heating device respectively, described master controller is that described motor or described infrared heating device are powered for controlling described power supply, the oil groove internal emission infrared ray of the backward described compressor of described infrared heating device energising, the liquid refrigerant of described oil groove inside and lubricating oil are heated, to carry out preheating to described compressor.
Preferably, described infrared heating device is installed on the top chock of described compressor.
Preferably, described infrared heating device comprises housing and for launching ultrared resistance wire, described resistance wire is placed in described housing, and the two ends of described resistance wire are connected with connector lug, and described resistance wire is connected to described power supply by described connector lug.
Preferably, the cylinder inner wall of described compressor is provided with temperature sensor, described temperature sensor is connected with the temperature detection end of described master controller, described temperature sensor for detect described oil groove groove in temperature, and by temperature feedback in described groove to described master controller, with when in described groove, temperature is in preset reference temperature range, controlling described power supply is that described infrared heating device is powered.
Preferably, described compressor preheating control system also comprises message recipient, described message recipient is connected with the infomation detection end of described master controller, described control information for receiving outside control information, and is converted into corresponding control instruction and exports described master controller to by described message recipient.
Preferably, described compressor preheating control system also comprises outdoor machine fan motor, described outdoor machine fan motor is connected with the control signal output of described master controller, and outdoor machine fan motor is used for out of service according to the control signal of described master controller output when described infrared heating device carries out preheating to described compressor.
In addition, in order to achieve the above object, the utility model also provides a kind of air-conditioner, and described air-conditioner comprises compressor preheating control system; Described compressor preheating control system comprises master controller, power supply and compressor, is provided with the infrared heating device for carrying out preheating to described compressor in described compressor;
Described power supply is electrically connected with the motor of described master controller, described compressor and described infrared heating device respectively, described master controller is that described motor or described infrared heating device are powered for controlling described power supply, the oil groove internal emission infrared ray of the backward described compressor of described infrared heating device energising, the liquid refrigerant of described oil groove inside and lubricating oil are heated, to carry out preheating to described compressor.
The compressor preheating control system that the utility model provides and air-conditioner, by at the inner installation infrared heater of compressor, infrared heating device is after powered up to the oil groove internal emission infrared ray of compressor, by infrared ray, the liquid refrigerant of oil groove inside and lubricating oil are heated, thus preheating is carried out to compressor, avoid occurring compressor liquid hit phenomenon and damaging compressor, because infrared heating device to come liquid refrigerant and the lubricating oil of heating oil tank inside by infrared ray, there will not be and there is potential safety hazard because of the aging short circuit of infrared heating device, the security of compressor preheating can be improved, and ultrared penetration capacity is strong, spread speed is fast, thus be not subject to the restriction of the spacing of infrared heating device and oil groove, preheating can be completed fast, decrease preheating time, thus compressor preheating efficiency can be improved.
Accompanying drawing explanation
Fig. 1 is the function structure chart of the utility model compressor preheating control system preferred embodiment;
Fig. 2 is the internal structure schematic diagram of compressor in the utility model compressor preheating control system;
Fig. 3 is the internal structure schematic diagram of infrared heating device in the utility model compressor preheating control system.
The realization of the purpose of this utility model, functional characteristics and advantage, will in conjunction with the embodiments, and be described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of compressor preheating control system, is applied to air-conditioner.
See figures.1.and.2, Fig. 1 is the function structure chart of the utility model compressor preheating control system preferred embodiment; Fig. 2 is the internal structure schematic diagram of compressor in the utility model compressor preheating control system.
In the utility model preferred embodiment, compressor preheating control system of the present utility model comprises master controller 100, power supply 200 and compressor 300, is provided with the infrared heating device 310 for carrying out preheating to described compressor 300 in described compressor 300.
Described power supply 200 is electrically connected with the motor 320 of described master controller 100, described compressor 300 and described infrared heating device 310 respectively, described master controller 100 is powered for described motor 320 or described infrared heating device 310 for controlling described power supply 200, described infrared heating device 310 is energized the oil groove 330 internal emission infrared ray of backward described compressor 300, the liquid refrigerant of described oil groove 330 inside and lubricating oil are heated, to carry out preheating to described compressor 300.
In the present embodiment, infrared heating device 310 is arranged on the inside of compressor 300, the control end of power supply 200 is connected with master controller 100, the output of power supply 200 is connected with the triple line of motor 320, power to give motor 320, the output of power supply 200 is connected with two terminals of infrared heating device 310 simultaneously, powers to give infrared heating device 310.When power supply 200 powers to infrared heating device 310, infrared heating device 310 sends infrared ray, it is inner that the infrared ray that infrared heating device 310 sends wears the oil groove 330 being mapped to compressor 300, the liquid refrigerant of oil groove 330 inside and lubricating oil are heated, thus preheating is carried out to compressor 300, the present embodiment preferably this infrared heating device 310 is far infrared heater, and the infrared ray that infrared heating device 310 sends after being energized is far infrared.
Carry out in warm at infrared heating device 310 pairs of compressors 300, master controller 100 controls power supply 200 and powers for infrared heating device 310, and power to the motor 320 of compressor 300, carry out after preheating terminates at infrared heating device 310 pairs of compressors 300, master controller 100 controls power supply 200 and switches to and power to the motor 320 of compressor 300, starts compressor 300 and carries out heating operation.
Relative to prior art, compressor preheating control system of the present utility model is by the oil groove 330 internal emission infrared ray of infrared heating device 310 to compressor 300, realize carrying out preheating to compressor 300 by infrared ray, avoid occurring compressor 300 liquid hit phenomenon and damaging compressor 300, because infrared heating device 310 to come liquid refrigerant and the lubricating oil of heating oil tank 330 inside by infrared ray, there will not be and there is potential safety hazard because of the aging short circuit of infrared heating device 310, the security of compressor 300 preheating can be improved, and ultrared penetration capacity is strong, spread speed is fast, thus not by the restriction of infrared heating device 310 with the spacing of oil groove 330, preheating can be completed fast, decrease preheating time, improve the pre-thermal efficiency of compressor 300.
Particularly, as shown in Figure 2, described infrared heating device 310 is installed on the top chock 340 of described compressor 300.
Because the top chock 340 of compressor 300 is arranged near the motor 320 of compressor 300, and motor 320 is wired to power supply 200 place, thus infrared heating device 310 is arranged on the top chock 340 of compressor 300, be convenient to infrared heating device 310 and be wired to power supply 200 place together with motor 320, avoid compressor 300 back panel wiring complicated, guarantee that compressor 300 internal structure is simple.
Refer again to Fig. 3, Fig. 3 is the internal structure schematic diagram of infrared heating device 310 in the utility model compressor preheating control system.
As shown in Figure 3, described infrared heating device 310 comprises housing 311 and for launching ultrared resistance wire 312, described resistance wire 312 is placed in described housing 311, the two ends of described resistance wire 312 are connected with connector lug 313, and described resistance wire 312 is connected to described power supply 200 by described connector lug 313.
Resistance wire 312 is contained in housing 311, avoids resistance wire 312 to make moist and get rusty and affect resistance wire 312 performance.Resistance wire 312 is wired to power supply 200 by the connector lug 313 at two ends, and when power supply 200 powers to infrared heating device 310, resistance wire 312 is energized, and resistance wire 312 sends infrared ray and heats the liquid refrigerant of oil groove 330 inside and lubricating oil.
As shown in Figure 2, cylinder 350 inwall of described compressor 300 is provided with temperature sensor 360, as shown in Figure 1, described temperature sensor 360 is connected with the temperature detection end of described master controller 100, described temperature sensor 360 for detect described oil groove 330 groove in temperature, and by temperature feedback in described groove to described master controller 100, with when temperature is in preset reference temperature range in described groove, controls described power supply 200 and power for described infrared heating device 310.
The present embodiment detects temperature in the groove of oil groove 330 by temperature sensor 360; avoid directly starting compressor 300 in the too low situation of temperature in the groove of oil groove 330 and damaging compressor 300; when also avoiding infrared heating device 310 temperature in the groove of oil groove 330 to be applicable to starting compressor 300; such as also preheating carried out to compressor 300 when the of short duration shutdown of compressor 300 is started shooting again and cause the wasting of resources, namely avoiding unnecessary preheating.Because the cylinder 350 of compressor 300 is arranged near the oil groove 330 of compressor 300; thus temperature sensor 360 is arranged on the inwall of cylinder 350; temperature in the groove that accurately can detect oil groove 330; carry out the preheating of effective compressor 300; protection compressor 300 is opened under worst cold case, extends compressor 300 life-span.
Receiving to heat control instruction or shut down after compressor 300 heating operation after complete machine powering receives when heating control instruction again; temperature in the groove that master controller 100 control temperature sensor 360 detects oil groove 330; temperature sensor 360 can temperature in real time or in the groove detecting oil groove 330 according to certain hour interval (as every 5s), temperature sensor 360 by temperature feedback in the groove that detects to master controller 100.
The present embodiment is by presetting reference range of temperature, in the groove that temperature sensor 360 detects by master controller 100, temperature and preset reference temperature range compare, when in the groove that temperature sensor 360 detects, temperature is in preset reference temperature range, such as preset reference temperature range is less than 15 DEG C, when in the groove that temperature sensor 360 detects, temperature is 10 DEG C, in the groove that oil groove 330 is described, temperature is too low, do not meet the condition that compressor 300 starts, master controller 100 controls power supply 200 and powers to infrared heating device 310, heated by the liquid refrigerant of infrared heating device 310 pairs of oil groove 330 inside and lubricating oil, for compressor 300 preheating, when temperature in the groove that temperature sensor 360 first time detects is not in preset reference temperature range, such as preset reference temperature range is less than 15 DEG C, when in the groove that temperature sensor 360 detects, temperature is 20 DEG C, in the groove that oil groove 330 is described, temperature has met the condition that compressor 300 starts originally, master controller 100 controls power supply 200 and powers to the motor 320 of compressor 300, direct startup compressor 300, or be in compressor 300 warm at infrared heating device 310, in the groove that temperature sensor 360 detects, temperature is not when preset reference temperature range, in the groove that oil groove 330 is described, temperature has met the condition that compressor 300 starts, master controller 100 controls power supply 200 to be stopped powering to infrared heating device 310, switch to and power to the motor 320 of compressor 300, thus compressor 300 preheating terminates, start compressor 300 and carry out heating operation.
Particularly, it is interval that described preset reference temperature range comprises multiple continuous print preset temperature, described master controller 100 temperature in described groove be in a certain preset temperature interval time, to control described power supply 200 be time of described infrared heating device 310 power supply is the Preset Time of the interval correspondence of this preset temperature.
In the present embodiment, it is interval that described preset reference temperature range comprises multiple continuous print preset temperature, the interval corresponding Preset Time of each preset temperature, when in described groove, temperature is in a certain preset temperature interval in preset reference temperature range, it be time of described infrared heating device 310 power supply is the interval corresponding Preset Time of this preset temperature that described master controller 100 controls described power supply 200, and namely the preheating time of compressor 300 is the interval corresponding Preset Time of this preset temperature.Such as, such as preset reference temperature range is less than 15 DEG C, preset reference temperature range comprises the first preset temperature interval (be greater than 5 DEG C and be less than or equal to 15 DEG C), the second preset temperature interval (be greater than-5 DEG C and be less than or equal to 5 DEG C) and the 3rd preset temperature interval (being less than-5 DEG C), the interval corresponding Preset Time of first preset temperature is 3min, the interval corresponding Preset Time of second preset temperature is 5min, and the interval corresponding Preset Time of the 3rd preset temperature is 8min; When in the groove that temperature sensor 360 detects, temperature is 10 DEG C, power supply 200 is the time that infrared heating device 310 is powered is 3min, and namely the preheating time of compressor 300 is 3min; When temperature in the groove that temperature sensor 360 detects is for-10 DEG C, power supply 200 is the time that infrared heating device 310 is powered is 8min, and namely the preheating time of compressor 300 is 8min.
By segmentation temperature range, and to the preheating time of respective settings to compressor 300, to regulate infrared heating device 310 pairs of compressors 300 to carry out the preheating time of preheating, to reach energy-conservation object according to thermal adaptability in the groove of oil groove 330.
As shown in Figure 1, described compressor preheating control system also comprises message recipient 400, described message recipient 400 is connected with the infomation detection end of described master controller 100, described control information for receiving outside control information, and is converted into corresponding control instruction and exports described master controller 100 to by described message recipient 400.
The control information of the outside that message recipient 400 receives can be micro-letter control information that mobile terminal (as mobile phone) sends, and namely user can use the mobile terminals such as mobile phone to be sent control information to message recipient 400 by micro-letter mode.After message recipient 400 receives outside control information, this control information is converted into corresponding control instruction (as heated control instruction) export to as described in master controller 100.Thus master controller 100 according to the control instruction received, can perform corresponding control operation, such as, control compressor heating operation.
By increasing message recipient 400, make main controller 100 not only can receive the control instruction of remote controller transmission, the control instruction that micro-letter control information that all right mobile terminal receive sends is corresponding, and then air-conditioner not only can be controlled by remote controller, also control to be controlled by mobile terminals such as mobile phones.
As shown in Figure 1, described compressor preheating control system also comprises outdoor machine fan motor 500, described outdoor machine fan motor 500 is connected with the control signal output of described master controller 100, and described outdoor machine fan motor 500 is for out of service according to the control signal of described master controller 100 output when described infrared heating device 310 carries out preheating to described compressor 300.
The present embodiment is when infrared heating device 310 pairs of compressors 300 carry out preheating, control signal is exported to outdoor machine fan motor 500 by master controller 100, off-premises station fan electromotor 500 is controlled out of service by this control signal, outdoor machine fan motor 500 is made to keep halted state in compressor 300 warm, relatively stable with compressor 300 internal temperature.
The utility model also provides a kind of air-conditioner, and this air-conditioner comprises above-mentioned compressor prewarming control system, and the structure of this compressor preheating control system and the beneficial effect that brings, all with reference to above-described embodiment, repeat no more herein.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (7)
1. a compressor preheating control system, comprises master controller, power supply and compressor, it is characterized in that, is provided with the infrared heating device for carrying out preheating to described compressor in described compressor;
Described power supply is electrically connected with the motor of described master controller, described compressor and described infrared heating device respectively, described master controller is that described motor or described infrared heating device are powered for controlling described power supply, the oil groove internal emission infrared ray of the backward described compressor of described infrared heating device energising, the liquid refrigerant of described oil groove inside and lubricating oil are heated, to carry out preheating to described compressor.
2. compressor preheating control system as claimed in claim 1, it is characterized in that, described infrared heating device is installed on the top chock of described compressor.
3. compressor preheating control system as claimed in claim 2, it is characterized in that, described infrared heating device comprises housing and for launching ultrared resistance wire, described resistance wire is placed in described housing, the two ends of described resistance wire are connected with connector lug, and described resistance wire is connected to described power supply by described connector lug.
4. compressor preheating control system as claimed in claim 1, it is characterized in that, the cylinder inner wall of described compressor is provided with temperature sensor, described temperature sensor is connected with the temperature detection end of described master controller, described temperature sensor for detect described oil groove groove in temperature, and by temperature feedback in described groove to described master controller, with when in described groove, temperature is in preset reference temperature range, controlling described power supply is that described infrared heating device is powered.
5. as the compressor preheating control system in Claims 1-4 as described in any one, it is characterized in that, described compressor preheating control system also comprises message recipient, described message recipient is connected with the infomation detection end of described master controller, described control information for receiving outside control information, and is converted into corresponding control instruction and exports described master controller to by described message recipient.
6. as the compressor preheating control system in Claims 1-4 as described in any one, it is characterized in that, described compressor preheating control system also comprises outdoor machine fan motor, described outdoor machine fan motor is connected with the control signal output of described master controller, and described outdoor machine fan motor is used for out of service according to the control signal of described master controller output when described infrared heating device carries out preheating to described compressor.
7. an air-conditioner, is characterized in that, described air-conditioner comprises the compressor preheating control system in claim 1 to 6 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520509092.6U CN204787057U (en) | 2015-07-14 | 2015-07-14 | Compressor preheats control system and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520509092.6U CN204787057U (en) | 2015-07-14 | 2015-07-14 | Compressor preheats control system and air conditioner |
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| CN204787057U true CN204787057U (en) | 2015-11-18 |
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| CN201520509092.6U Expired - Fee Related CN204787057U (en) | 2015-07-14 | 2015-07-14 | Compressor preheats control system and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579240A (en) * | 2018-10-30 | 2019-04-05 | 青岛海信日立空调系统有限公司 | A kind of air conditioner compressor preheating control method and air conditioner |
-
2015
- 2015-07-14 CN CN201520509092.6U patent/CN204787057U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579240A (en) * | 2018-10-30 | 2019-04-05 | 青岛海信日立空调系统有限公司 | A kind of air conditioner compressor preheating control method and air conditioner |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20210714 |
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| CF01 | Termination of patent right due to non-payment of annual fee |