[go: up one dir, main page]

CN1188606C - Cooling structure of circular-core compressor - Google Patents

Cooling structure of circular-core compressor Download PDF

Info

Publication number
CN1188606C
CN1188606C CNB021210535A CN02121053A CN1188606C CN 1188606 C CN1188606 C CN 1188606C CN B021210535 A CNB021210535 A CN B021210535A CN 02121053 A CN02121053 A CN 02121053A CN 1188606 C CN1188606 C CN 1188606C
Authority
CN
China
Prior art keywords
circular
compressor
core compressor
pressing chamber
liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB021210535A
Other languages
Chinese (zh)
Other versions
CN1461895A (en
Inventor
崔文暢
徐光河
金永宽
智裕喆
王大星
金會善
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Tianjin Appliances Co Ltd
Original Assignee
LG Electronics Tianjin Appliances Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Electronics Tianjin Appliances Co Ltd filed Critical LG Electronics Tianjin Appliances Co Ltd
Priority to CNB021210535A priority Critical patent/CN1188606C/en
Publication of CN1461895A publication Critical patent/CN1461895A/en
Application granted granted Critical
Publication of CN1188606C publication Critical patent/CN1188606C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The present invention discloses a cooling structure of a circular-core compressor. A refrigerating cycle system is composed of an evaporator which is connected with the circular-core compressor via a cooling medium tube, and cooling media pass through the evaporator and are divided into liquid cooling media and gas cooling media. The present invention is provided with a liquid storing tank of a compressing chamber, and a liquid cooling medium guiding and connecting tube used for guiding liquid cooling media collected on the liquid storing tank to flow into the high-temperature part of the compressor according to pressure difference, and the liquid storing tank of a compressing chamber is used for sucking gas cooling media. The cooling structure of a circular-core compressor of the present invention inhibits liquid cooling media which is not vaporized to flow into the circular-core compressor, prevents the unstable operation and the abnormal explosion of the circular-core compressor, and uniformly cools the high-temperature part of the compressor during high-speed operation. Finally, the effects that component breakage is prevented, and the reliability of the compressor is increased are achieved.

Description

The cooling structure of circular-core compressor
Technical field
The present invention relates to a kind of invention of circular-core compressor, particularly relating to a kind of heat that the circular-core compressor that constitutes refrigerating circulation system is produced in the process of high speed rotating lowers the temperature, and, prevent the cooling structure of circular-core compressor of the inflow of liquid condition refrigerant.
Background technique
Generally, the device of the refrigerating circulation system of installing on refrigerating and air conditioning such as refrigerator or the air conditioner device as shown in Figure 1, compressor 10 is connected by refrigerant pipe P with condenser 20, condenser 20 is connected with bulge 30, bulge 30 is connected with vaporizer 40, vaporizer 40 is connected by refrigerant pipe P with compressor 10, forms the circulatory system of sealing.
The device of aforesaid refrigerating circulation system applies power supply on its compressor 10, and compressor 10 entrys into service are compressed moving fluids such as refrigerants, then, discharges the gas of High Temperature High Pressure.The cold media air of high-temperature high-pressure state is discharged shrinkage thereupon to afterheat outward through condenser 20.The refrigerant of the liquid condition by condenser 20 shrinkages becomes the low-temp low-pressure state by bulge 30, and enters vaporizer 40, and the liquid refrigerants that enters vaporizer 40 absorbs outside heat, evaporates with gaseous state.The cold media air that becomes the low-temp low-pressure state of gaseous state on vaporizer 40 enters in the compressor 10, is compressed into high-temperature high-pressure state on its compressor 10, discharges to condenser 20.Circulate so repeatedly.Wet that produces or cold air keeping food have effectively overcome the pollution of indoor environment.
The compressor 10 that constitutes freezing cycle device has divided multiple according to the mode that gas is compressed.
Fig. 2 represents to constitute the circular-core compressor (claiming turbocompressor again) of freezing cycle device.As suggested in scheming, circular-core compressor 60 is provided with the C of motor room that motor M is installed on the seal container 61 bosom positions with certain inner space.The first pressing chamber C1 and the second pressing chamber C2 are set respectively in the both sides of the C of motor room.
On the C of the motor room of seal container 61, motor M is installed.On motor M, be through with running shaft 62.The two ends of running shaft 62 lay respectively at the first pressing chamber C1 and the second pressing chamber C2 of seal container 61.Be positioned on the end of the running shaft 62 in the first pressing chamber C1 and be combined with first impeller 63, be positioned on the end of the running shaft 62 in the second pressing chamber C2 and be combined with second impeller 64.
Introduce the first pressing chamber C1 for the refrigerant that makes the low-temp low-pressure after in vaporizer 40, evaporating, be provided with the suction pipe p1 that communicates, plays guiding function with vaporizer 40,, it is combined in the seal container 61 in order to connect with the first pressing chamber C1.In the first pressing chamber C1, to carry out a compression refrigerant gas and introduce the second pressing chamber C2 in order to make, and be provided with the through channel 65 that connects the first and second pressing chamber C1, C2.Discharge to condenser 20 sides that constitute freeze cycle gas in order to make the cold media air that in the second pressing chamber C2, carries out 2 compressions, and be provided with the discharge tube P2 that communicates with condenser 20, discharge tube P2 combines with seal container 61 in order to connect together with the second pressing chamber C2.
Introduce power supply to circular-core compressor, motor M is rotated, and rotating force is pass in first and second impellers 63,64 separately by running shaft 62, and first and second impellers 63,64 are in first pressing chamber and the second pressing chamber C1, each spinning of C2.The refrigerant of the low-temp low-pressure state of process vaporizer 40 once compresses at the 1st pressing chamber C1 through suction pipe P1 again, and once the refrigerant of compression enters the 2nd pressing chamber C2 through through channel 65, carries out the 2nd compression at the 2nd pressing chamber C2.Cold media air at the high-temperature high-pressure state of the 2nd pressing chamber C2 compression is discharged to condenser 20 through outlet pipe P2.
Aforesaid circular-core compressor, be installed in the refrigerating circulation system of refrigerating and air conditioning device, so its volume is little, the size of words the 1st, 2 impellers 63,64 that volume is little is little thereupon, and will produce certain above compressive force in this case just needs motor to want high speed rotating.
But aforesaid circular-core compressor is in order to make the 1st, 2 impellers 63,64 high speed rotating that are arranged on the 1st, 2 pressing chamber C1, C2, and its motor M will high speed rotating, so produce high temperature on motor M.Because the heat that motor M produces, the temperature of motor M sharply rises, and this causes forming the breakage of the parts such as coil of motor M, and, reduce the efficient of motor M.Just these because the 1st, 2 impellers 63,64 are at high speed rotating, so, on the supporting part of the axle direction supporting part of running shaft 62 and the 1st, 2 impellers 63,64 and radial direction, produce high temperature.
Compressor is because the refrigerant of process vaporizer 40 directly enters pressing chamber C1, C2, if the refrigerant of unevaporated liquid condition enters pressing chamber C1, C2 in vaporizer 40, action is unstable or produce explosion phenomenon, and therefore the press part to compressor produces very big damage.
Summary of the invention
Technical problem to be solved by this invention is, a kind of heat that circular-core compressor is produced in the process of high speed rotating that cools off is provided, and, can also prevent the cooling structure of circular-core compressor of the inflow of liquid condition refrigerant.
The technical solution adopted in the present invention is: a kind of cooling structure of circular-core compressor, in constituting refrigerating circulation system, include the vaporizer of the circular-core compressor, condenser, expansion valve, trickle refrigerant and the gas coolant that connect successively by the refrigerant pipe, also be provided with the liquid container that is used to assemble vaporizer effluent air refrigerant and liquid coolant that links to each other with vaporizer by the refrigerant pipe, and the liquid coolant that will accumulate in the liquid container guides the liquid coolant of the high-temperature portion that flow into compressor to guide connecting tube according to pressure difference; The liquid container also refrigerant pipe of the pressing chamber by the gas coolant in it being sent into compressor is connected with pressing chamber.
The cooling structure of circular-core compressor of the present invention, be to suppress the not refrigerant of the liquid condition of vaporization inflow from circular-core compressor, prevent the unsettled running and the abnormal detonation of circular-core compressor, evenly cool off the heat of the high-temperature portion generation of the compressor that runs up, reach the effect of the reliability that prevents the damaged of parts and raising compressor at last.
Description of drawings:
Fig. 1 is the structural representation of general refrigerating circulation system;
Fig. 2 is a kind of embodiment's schematic representation of compressor in the refrigerating circulation system shown in Figure 1;
Fig. 3 is the structural representation of refrigerating circulation system of the cooling structure of circular-core compressor of the present invention;
Fig. 4 is the end-face structure schematic representation of cooling structure of the present invention;
Fig. 5 is the cycle diagram that causes pressure difference on the cooling structure of circular-core compressor of the present invention.
Among the figure:
10: compressor 20: condenser 30: bulge 40: vaporizer
60: circular-core compressor 61: seal container 62: 63: the 1 impellers of running shaft
Impeller 65 in 64: the 2: through channel 70: liquid container 80: liquid coolant guiding connecting tube
90: subsidy guiding channel C: the C1 of motor room, C2: pressing chamber
M: motor P: refrigerant pipe P1: suction pipe P2: outlet pipe
Embodiment
How the cooling structure that further specifies circular-core compressor of the present invention below in conjunction with accompanying drawing is realized.
As shown in Figure 3, the refrigerating circulation system device is that compressor 60 is connected to condenser 20 through refrigerant pipe P, is connected with bulge 30 on the condenser 20, is connected with vaporizer 40 on the bulge 30, and vaporizer 40 is connected with circular-core compressor 60 by refrigerant pipe P again.And the refrigerant pipe P that connects vaporizer 40 and compressor is provided with to separate and passes through vaporizer 40 and enter the gaseous state refrigerant of compressor 60 and the liquid container 70 of liquid condition refrigerant.
As shown in Figure 4, the bosom that forms the seal container 61 of certain inner space on circular-core compressor 60 has the C of motor room that motor M is installed, and is formed with the 1st pressing chamber C1 and the 2nd pressing chamber C2 separately in the both sides of the C of its motor room, and the C of motor room goes up motor M is installed.Be through with the running shaft 62 of certain-length on the motor M of installing on the C of motor room, the two ends of running shaft 62 are separately positioned on the 1st, 2 pressing chamber C1, the C2 of seal container 61.
On the end that is positioned at the running shaft 62 on the 1st pressing chamber C1, be combined with the 1st impeller 63, on the end that is positioned at the running shaft 62 on the 2nd pressing chamber C2, be combined with the 2nd impeller 64.
For the refrigerant that makes the low-temp low-pressure of process evaporation process on the vaporizer 40 that constitutes refrigerating circulation system flow into press part, be provided with the refrigerant suction pipe P1 that communicates with the 1st pressing chamber C1, suction pipe P1 is combined on the seal container 61.Between the 1st pressing chamber C1 and the second pressing chamber C2, be provided with the through channel 65 that connects two pressing chamber C1, C2, make the cold media air that on the 1st pressing chamber C1, once compresses enter the 2nd pressing chamber C2, between the 2nd pressing chamber C2 and condenser 20, be provided with directing exhaust gas pipe P2, cold media air in the 2nd pressing chamber C2 secondary compression is guided to the condenser 20 that forms refrigerating circulation system, and directing exhaust gas pipe (P2) is combined on the seal container (61).
For the refrigerant with liquid container 70 inner liquid conditions of assembling guides to the high-temperature portion of circular-core compressor 60, between the high-temperature portion of liquid container 70 and circular-core compressor 60, be provided with liquid coolant guiding connecting tube 80.
The high-temperature portion of circular-core compressor 60 is the motor section that produce high speed rotating power.That is, a side of liquid coolant guiding connecting tube 80 is connected the lower end of liquid container 70, and the opposite side connection of its liquid coolant guiding connecting tube 80 combines with seal container 61 in the C of motor room that motor M is installed.
The refrigerant of the liquid condition of assembling on the liquid container 70, after being installed in the motor M of the C of motor room by 80 coolings of liquid coolant guiding connecting tube, vaporization has become the cold media air of gaseous state, for the cold media air that makes gaseous state enters the 1st pressing chamber C1 of circular-core compressor, be provided with aid in guide runner 90.Aid in guide runner 90 is to constitute with the pipe that is communicated with motor room (C) and suction pipe (P1).
Another kind of embodiment of the present invention is that the high-temperature portion of the circular-core compressor of connection liquid coolant guiding connecting tube 80 is the 1st pressing chamber C1 or the 2nd pressing chamber C2.Both, be formed with the circulation stream around the 1st pressing chamber C1 or the 2nd pressing chamber C2, the liquid coolant of assembling on the moving liquid container 70 in its circulation stream upper reaches, so, one side of liquid coolant guiding connecting tube 80 is communicated with the downside of liquid container 70, and the opposite side of its refrigerant guiding connecting tube 80 is communicated on the circulation stream.
Below, the action effect of the cooling structure of circular-core compressor of the present invention is described.
At first, apply power supply on circular-core compressor, the motor M of its circular-core compressor 60 begins to start rotation and produces rotating force.The rotating force of motor M is communicated on the 1st, 2 impellers 63,64 by running shaft 62,1st, 2 impeller 63,64 each spinning in the 1st, 2 pressing chamber C1, C2,1st, 2 impellers 63,64 in the 1st, 2 pressing chamber C1, C2 in each spinning the cold media air through the low-temp low-pressure state of vaporizer 40 once compress at the 1st pressing chamber C1 by suction pipe P1, on the 1st pressing chamber C1 once the cold media air of compression carry out the 2nd compression on runner 65 runners the 2nd pressing chamber C2 by being communicated with.
The cold media air of high-temperature high-pressure state through 2 compressions among the 2nd pressing chamber C2 of circular-core compressor 60 is discharged to condenser 20 by outlet pipe P2, and its cold media air that is discharged to the High Temperature High Pressure of condenser 20 is discharged inner afterheats outward by condenser 20 and carried out condensation thereupon.
Become the low-temp low-pressure state through bulge 30 by condenser 20 again by the refrigerant of condensing liquid condition and enter vaporizer 40, the refrigerant that flow into the liquid condition of vaporizer 40 absorbs outside heat and becomes gaseous state, evaporation.The 1st pressing chamber C1 that becomes the cold media air process liquid container 70 past circular-core compressors 60 of low-temp low-pressure state in vaporizer 40 sucks and is compressed.
When the refrigerant of liquid condition does not evaporate and discharges from vaporizer 40 with the refrigerant admixture of gaseous state in the vaporizer 40, its liquid condition refrigerant accumulates on the liquid container 70 through liquid container 70 time, has only the refrigerant of gaseous state to be drawn into circular-core compressor 60.Be drawn into circular-core compressor 60 after promptly accumulating in the refrigerant vaporization of liquid condition of low-temp low-pressure of liquid container 70, and the part of refrigerant of liquid condition that accumulates in the low-temp low-pressure of liquid container 70 supplies to circular-core compressor 60 high-voltage section according to pressure difference by liquid coolant connecting tube 80, both on the C of motor room, on one side its refrigerant one side cooling motor M that supplies to the liquid condition of the C of motor room vaporizes.
Fig. 5 is the cycle diagram that the pressure difference of expression evaporation side and compressor suction side takes place.
The cold media air of the vaporization of cooling motor M is drawn into the 1st pressing chamber C1 compression by the aid in guide stream.
When the refrigerant of the vaporizer 40 by refrigerating circulation system of the present invention is unevaporated, utilize the high-temperature portion of the circular-core compressor 60 that the refrigerant cooling of its unevaporated liquid condition runs up, so, prevent that not only the refrigerant of liquid condition from flowing into pressing chamber C1, the C2 of circular-core compressor, and, prevent the superheating phenomenon of high-temperature portion.Both cooled off circular-core compressor in high speed rotating, in the motor M of formation circular-core compressor 60 and the heat that produces at press part, so prevent the breakage of press part parts.

Claims (3)

1. the cooling structure of a circular-core compressor, in constituting refrigerating circulation system, include the circular-core compressor (60) that connects successively by refrigerant pipe (P), condenser (20), expansion valve (30), the vaporizer of trickle refrigerant and gas coolant (40), it is characterized in that, also be provided with the liquid container (70) that is used to assemble vaporizer (40) effluent air refrigerant and liquid coolant that links to each other with vaporizer (40) by refrigerant pipe (P), and the liquid coolant that will accumulate in the liquid container (70) guides the liquid coolant of the high-temperature portion that flow into compressor (60) to guide connecting tube (80) according to pressure difference; Liquid container (70) the also refrigerant suction pipe (P1) of the pressing chamber (C1) by the gas coolant in it being sent into compressor (60) is connected with pressing chamber (C1).
2. the cooling structure of circular-core compressor according to claim 1 is characterized in that, the high-temperature portion of described circular-core compressor (60) is mounted in the motor (M) in the motor room (C) of circular-core compressor (60).
3. the cooling structure of circular-core compressor according to claim 2, it is characterized in that, after also being provided with the motor (M) that the motor room (C) that passes through circular-core compressor (60) is interior, the gas coolant vaporized by heating up flow into the aid in guide stream (90) of the pressing chamber (C1) of circular-core compressor (60).
CNB021210535A 2002-05-31 2002-05-31 Cooling structure of circular-core compressor Expired - Fee Related CN1188606C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB021210535A CN1188606C (en) 2002-05-31 2002-05-31 Cooling structure of circular-core compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB021210535A CN1188606C (en) 2002-05-31 2002-05-31 Cooling structure of circular-core compressor

Publications (2)

Publication Number Publication Date
CN1461895A CN1461895A (en) 2003-12-17
CN1188606C true CN1188606C (en) 2005-02-09

Family

ID=29742748

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB021210535A Expired - Fee Related CN1188606C (en) 2002-05-31 2002-05-31 Cooling structure of circular-core compressor

Country Status (1)

Country Link
CN (1) CN1188606C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2206927A1 (en) * 2009-01-13 2010-07-14 Siemens Aktiengesellschaft Machine for fluid transportation
DE102011119344A1 (en) 2011-10-11 2013-04-11 Focke & Co. (Gmbh & Co. Kg) Pack for cigarettes and method of making same
US10710760B2 (en) 2011-10-11 2020-07-14 Focke & Co. (Gmbh & Co. Kg) Method for producing a package for cigarettes
CN104956089B (en) * 2012-10-19 2016-12-28 伯格压缩机奥托伯格有限责任两合公司 Turbine system
CN104296265A (en) * 2014-10-20 2015-01-21 中山顺富节能科技有限公司 Compressor Saver

Also Published As

Publication number Publication date
CN1461895A (en) 2003-12-17

Similar Documents

Publication Publication Date Title
US5363674A (en) Zero superheat refrigeration compression system
CN1152219C (en) Multi-stage compression refrigerator, the coolant from its middle cooling unit to cool rotation mechanism and the lubricant
JP3716061B2 (en) Turbo refrigerator
US6581408B1 (en) Multi-stage compression refrigerating device
US6698221B1 (en) Refrigerating system
CN102042227B (en) Birotor two-stage enthalpy-increasing compressor, air conditioner and heat pump water heater
CN101487470A (en) Double-machine two-stage screw type low-temperature compressor unit
CN104879942A (en) Refrigerating and heating circulating system
CN201344673Y (en) Screw-rod liquid cooling unit of built-in oil separator
CN1188606C (en) Cooling structure of circular-core compressor
CN104075475B (en) Turborefrigerator
CN101487638A (en) Dual-machine two-stage screw type liquid cooling unit
CN1443999A (en) Steam compressed refrigerator and its heat exchanger
US20110197616A1 (en) Heat pump apparatus
CN104075476B (en) Turborefrigerator
CN109682104A (en) Refrigerant circulation system and air conditioner
CN209763529U (en) Double-system water chilling unit
KR200267157Y1 (en) refrigeration system
CN1236262C (en) Independent refrigeration electric refrigerator
CN219199534U (en) Oilless cascade refrigeration system
KR100414104B1 (en) Turbo compressor cooling structure
CN220319833U (en) Screw compressor cooling device
CN222257081U (en) Booster refrigeration unit
KR100352432B1 (en) A separative air-conditioner
JPS6345519B2 (en)

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee