CN110360667B

CN110360667B - Compressor for refrigeration air conditioner

Info

Publication number: CN110360667B
Application number: CN201910656397.2A
Authority: CN
Inventors: 刘燕枝; 黄荣章; 骆卫钦; 陈秀珍
Original assignee: Taizhou Hong Lin Industrial Design Co ltd
Current assignee: Taizhou Hong Lin industrial design Co.,Ltd.
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2021-03-23
Anticipated expiration: 2039-07-19
Also published as: CN112665029A; CN110360667A

Abstract

The invention discloses a compressor for a refrigeration air conditioner, which structurally comprises an air outlet cover, an air conditioner external unit, an air inlet cover, a flow collecting cover, a compressor motor heat dissipation device, a conduit, a condensate water drain valve and a refrigerant drain valve, and has the following effects: compressor motor heat abstractor utilizes the convection current that produces in the inside negative pressure fan operation of air conditioner outer machine, retrieve partial wind energy in air inlet cover top, and utilize wind energy to make the inside negative pressure that produces of condensate recovery case retrieve the comdenstion water fast, make the comdenstion water under the drive of air current, form the heliciform and pass through from the motor surface, take the heat that the motor produced under the state of circular telegram outside the compressor casing, when preventing that the system refrigerant from taking place to reveal, the heat that the motor produced under the state of circular telegram just gathers always, lead to the condition that the compressor motor burns out.

Description

Compressor for refrigeration air conditioner

Technical Field

The invention relates to the field of air conditioner compressors, in particular to a compressor for a refrigeration air conditioner.

Background

The compressor is the energy core of the air-conditioning refrigeration system, mainly play a role in compressing the refrigerant and pushing the refrigeration oil to circulate constantly in the refrigeration system, the air-conditioner is divided into split type and integral type, the split type air conditioner and the integral type air conditioner have the same function, the split type air conditioner sets the cooling device at the indoor side, sets the heat release compression device at the outdoor side, makes the two devices separated from each other connected by the calandria refrigerant, the high-pressure gas of the rotary compressor is discharged out of the compressor, at the same time, the responsibility of taking away the heat generated by the motor is also taken, if the system refrigerant leaks, only a small amount of high-pressure gas is discharged out of the compressor, thus the heat generated by the motor of the compressor is always gathered, although the heat is dissipated by the way of the heat dissipating fins, the heat dissipating effect is still restricted by the heat dissipating effect of the heat dissipating fins, in the past, the compressor motor can be burnt, so a novel heat dissipation and cooling device of a compressor for a refrigeration and air-conditioning needs to be developed, the problem that the compressor motor can be burnt in the past due to the fact that the responsibility of taking away heat generated by the motor is also taken when high-pressure gas of a rotary compressor for the refrigeration and air-conditioning in the prior art is discharged out of the compressor, and if a system refrigerant is leaked, the high-pressure gas can be always gathered inside the compressor.

Summary of the invention

Aiming at the defects of the prior art, the invention is realized by the following technical scheme: a compressor for refrigerating and air conditioning structurally comprises an air outlet cover, an air conditioner external unit, an air inlet cover, a flow collecting cover, a compressor motor heat dissipation device, a guide pipe, a condensate water drain valve and a refrigerant drain valve, the front end of the air conditioner outdoor unit is provided with an air outlet cover, the top of the air conditioner outdoor unit is provided with an air inlet cover, a flow collecting cover is arranged above the air inlet cover, one side of the flow collecting cover is provided with a compressor motor heat radiating device which is connected with the flow collecting cover, the compressor motor heat dissipation device is arranged on an air conditioner external unit, one side of the air conditioner external unit is provided with a refrigerant discharge valve, a condensed water drain valve is arranged at the rear end of the refrigerant drain valve and is connected with an air conditioner external unit, a guide pipe is arranged between the condensed water drain valve and the compressor motor heat dissipation device, and the compressor motor heat dissipation device is connected with the condensed water drain valve through the guide pipe.

As the further optimization of this technical scheme, compressor motor heat abstractor constitute by air inlet return bend, air cleaner, condensate recovery case, reposition of redundant personnel support of delivery, compressor, heat recovery support, compressor top be equipped with reposition of redundant personnel support of delivery, reposition of redundant personnel support of delivery top be equipped with condensate recovery case, condensate recovery case and reposition of redundant personnel support of delivery connect, reposition of redundant personnel support of delivery one side be equipped with air cleaner, air cleaner one end be equipped with the air inlet return bend, the air inlet return bend with reposition of redundant personnel support of delivery pass through air cleaner and connect, air inlet return bend and mass flow cover connect, the compressor bottom be equipped with heat recovery support, heat recovery support top gomphosis install inside the compressor.

As a further optimization of the technical scheme, the shunting and conveying support consists of a liquid guide pipe, an air guide pipe, a shunting cover, a support and an output bent pipe, the output bent pipe is arranged on the outer wall of the support, the shunting cover is arranged at the central position inside the support, the liquid guide pipe is arranged at the top of the support and is connected with the shunting cover, the air guide pipe is arranged on one side of the liquid guide pipe and is connected with the liquid guide pipe, and the air guide pipe is connected with the other end of the air filter.

As a further optimization of the technical scheme, the shunt cover consists of a shunt pipe, a shunt auxiliary pipe, an impeller, a semi-closed support and a shunt cavity, the shunt pipe is connected with the liquid guide pipe, the shunt pipe outer wall is provided with the shunt auxiliary pipe, the shunt auxiliary pipe is connected with the shunt pipe, the impeller is arranged below the shunt pipe, the shunt cavity is arranged below the impeller, and the shunt cavity is fixed on the shunt auxiliary pipe through the semi-closed support.

As a further optimization of the technical scheme, the heat recovery support comprises a flow collecting circular cavity, a motor, a spiral pipe, heat conducting glue and a sealed liquid drainage funnel, the flow collecting circular cavity is arranged at the top of the motor, the sealed liquid drainage funnel is arranged at the bottom of the motor, the spiral pipe is arranged between the flow collecting circular cavity and the sealed liquid drainage funnel, the spiral pipe is wound and fixed on the outer wall of the motor, the heat conducting glue is uniformly distributed on the inner ring of the spiral pipe, the spiral pipe is attached to the motor through the heat conducting glue, and the upper end and the lower end of the spiral pipe are respectively connected with the flow collecting circular cavity and the sealed liquid drainage funnel.

As a further optimization of the technical scheme, one end of the air guide pipe extends into the liquid guide pipe and is of a downward curved structure.

As a further optimization of the technical scheme, the flow dividing auxiliary pipe takes the flow dividing pipe as a horizontal straight line, the downward inclination angle of the flow dividing auxiliary pipe is more than 20 degrees and less than 35 degrees, and flow guide openings are uniformly distributed at the bottom of the flow dividing auxiliary pipe.

Advantageous effects

The compressor for the refrigeration air conditioner, disclosed by the invention, is reasonable in design and strong in functionality, and has the following beneficial effects:

the heat radiating device of the compressor motor utilizes convection generated in the running of the negative pressure fan inside the air conditioner external unit, part of wind energy is recovered above the air inlet cover, negative pressure is generated in the condensed water recovery box by utilizing the wind energy to quickly recover condensed water, the condensed water is driven by airflow to form a spiral shape to pass through the surface of the motor, heat generated by the motor in a power-on state is taken out of the shell of the compressor, and when a system refrigerant is prevented from leaking, the heat generated by the motor in the power-on state is always gathered to cause the condition that the motor of the compressor is burnt, thereby solving the problems that when the high-pressure gas of the prior rotary compressor for refrigeration and air conditioning is discharged out of the compressor, the compressor also bears the responsibility of taking away the heat generated by the motor, if the system refrigerant leaks, high-pressure gas can be always gathered in the compressor, and the problem of burning the motor of the compressor can be caused in the past;

the main condensed water quick recovery structure consists of the liquid guide pipe, the air guide pipe, the flow dividing auxiliary pipe and the impeller, one end of the air guide pipe is inserted into the liquid guide pipe and is downwards in a curved structure, partial wind energy recovered by the flow collecting cover can be vertically discharged into the flow dividing pipe downwards along the liquid guide pipe, the air flow is prevented from upwards fleeing into the condensed water recovery box along the liquid guide pipe, the condensed water cannot be quickly recovered, the air flow can be conveyed to the windward side of the impeller blade to the maximum extent through the round semi-surrounding structure formed by the flow dividing pipe and the flow dividing auxiliary pipe, the impeller is enabled to efficiently rotate above the flow dividing cavity, the generated pressure gradually evacuates the air in the condensed water recovery box, the negative pressure is formed in the condensed water recovery box, the condensed water is drained to the condensed water recovery box;

the output bent pipe, the flow dividing cavity and the heat recovery support are communicated with each other, condensed water in the condensed water recovery box is discharged downwards along the liquid guide pipe under the action of the impeller and is mixed with air flow, the condensed water is driven by the air flow, the condensed water is uniformly conveyed to the heat recovery support from each output bent pipe by utilizing the conical structure of the inner cavity of the flow dividing cavity, and a large amount of bubbles can be generated due to the mutual mixing of air and the condensed water, so that the efficiency of the bubble condensed water on heat recovery through the motor is greatly improved;

the invention relates to a heat absorption structure which is composed of a collecting round cavity, a spiral pipe, heat conducting glue and a sealed liquid drainage funnel, wherein a large amount of bubble condensate water generated by mutual mixing of air and condensate water is conveyed to the interior of the spiral pipe through the collecting round cavity, the spiral pipe has more contact surfaces than a common pipeline, partial heat generated by a motor can be fully absorbed into the spiral pipe through the heat conducting glue, and the heat loss of the motor can not be caused.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of a compressor for a refrigeration and air-conditioning system according to the present invention;

FIG. 2 is a schematic front view of a heat sink for a compressor motor according to the present invention;

FIG. 3 is a schematic front view of a shunt delivery stent according to the present invention;

FIG. 4 is a schematic front view of the flow distribution cover of the present invention;

fig. 5 is a schematic front view of a heat output bracket according to the present invention.

In the figure: air outlet cover-1, air conditioner outdoor unit-2, air inlet cover-3, collecting cover-4, compressor motor heat sink-5, air inlet bent pipe-51, air filter-52, condensate water recovery tank-53, diversion conveying bracket-54, liquid guide pipe-54 a, air guide pipe-54 b, diversion cover-54 c, diversion pipe-54 c1, diversion auxiliary pipe-54 c2, impeller-54 c3, semi-closed bracket-54 c4, diversion cavity-54 c5, bracket-54 d, output bent pipe-54 e, compressor-55, heat recovery bracket-56, collecting circular cavity-56 a, motor-56 b, spiral pipe-56 c, heat conducting glue-56 d, sealed liquid discharge funnel-56 e, conduit-6, condensate liquid discharge valve-7, Refrigerant discharge valve-8.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.

Examples

Referring to fig. 1-5, the present invention provides an embodiment of a compressor for a refrigeration and air-conditioning system;

referring to fig. 1, a compressor for a refrigeration air conditioner structurally comprises an air outlet cover 1, an air conditioner external unit 2, an air inlet cover 3, a flow collecting cover 4, a compressor motor heat dissipation device 5, a conduit 6, a condensed water drain valve 7 and a refrigerant drain valve 8, wherein the air outlet cover 1 is arranged at the front end of the air conditioner external unit 2, a negative pressure fan is arranged at the rear end of the air outlet cover 1, the air inlet cover 3 is arranged at the top of the air conditioner external unit 2, the flow collecting cover 4 is arranged above the air inlet cover 3, the compressor motor heat dissipation device 5 is arranged on one side of the flow collecting cover 4, the compressor motor heat dissipation device 5 is connected with the flow collecting cover 4, the compressor motor heat dissipation device 5 is arranged on the air conditioner external unit 2, the refrigerant drain valve 8 is arranged on one side of the air conditioner external unit 2, the condensed water drain valve 7 is arranged at the rear end of the refrigerant drain valve 8, a conduit 6 is arranged between the condensed water drain valve 7 and the compressor motor heat dissipation device 5, and the compressor motor heat dissipation device 5 is connected with the condensed water drain valve 7 through the conduit 6.

Referring to fig. 2, the heat dissipation device 5 of the compressor motor is composed of an air inlet elbow 51, an air filter 52, a condensate recovery tank 53, a diversion conveying support 54, a compressor 55 and a heat recovery support 56, the diversion conveying support 54 is arranged above the compressor 55, the condensate recovery tank 53 is arranged at the top of the diversion conveying support 54, the condensate recovery tank 53 is connected with the diversion conveying support 54, the air filter 52 is arranged at one side of the diversion conveying support 54, the air inlet elbow 51 is arranged at one end of the air filter 52, the air inlet elbow 51 is connected with the diversion conveying support 54 through the air filter 52, the air inlet elbow 51 is connected with the collecting cover 4, the heat recovery support 56 is arranged at the bottom of the compressor 55, and the top of the heat recovery support 56 is embedded and installed inside the compressor 55.

Referring to fig. 3, the split-flow conveying support 54 is composed of a liquid guide tube 54a, a wind guide tube 54b, a split-flow cover 54c, a support 54d and an output bent tube 54e, the support 54d is a circular structure, eight output bent tubes 54e are uniformly and equidistantly arranged on the outer wall of the outer ring, each output bent tube 54e is enclosed into a circular wall structure along the support 54d, the split-flow cover 54c is arranged at the center position inside the support 54d, the liquid guide tube 54a is arranged at the top of the support 54d, the liquid guide tube 54a is connected with the split-flow cover 54c, the wind guide tube 54b is arranged on one side of the liquid guide tube 54a, the wind guide tube 54b is connected with the other end of the air filter 52, and one end of the wind guide tube 54b extends into the liquid guide tube 54.

Referring to fig. 4, the flow dividing hood 54c is composed of a flow dividing pipe 54c1, a flow dividing sub-pipe 54c2, an impeller 54c3, a semi-closed bracket 54c4 and a flow dividing cavity 54c5, the flow dividing pipe 54c1 is connected with a liquid guide pipe 54a, four flow dividing sub-pipes 54c2 are uniformly and equidistantly arranged on the outer wall of the flow dividing pipe 54c1, the flow dividing sub-pipe 54c2 is connected with the flow dividing pipe 54c1, each flow dividing sub-pipe 54c2 is surrounded into a circular wall structure along the flow dividing pipe 54c1, the bottom of the flow dividing pipe 54c1 is a closed structure, the impeller 54c3 is arranged below the flow dividing pipe 54c1, the impeller 54c3 is arranged at the bottom of the flow dividing pipe 54c1 through a rotating shaft, the flow dividing cavity 54c5 is arranged below the impeller 54c3, the flow dividing cavity 54c5 is fixed on each flow dividing sub-pipe 54c2 c 54 by the semi-closed bracket 54c4, the flow dividing cavity 5 is a circular output elbow, the flow dividing sub-pipe 54c2 takes the flow dividing pipe 54c1 as a horizontal straight line, the downward inclination angle is more than 20 degrees and less than 35 degrees, and flow guide openings are uniformly distributed at the bottom of the flow dividing sub-pipe 54c 2.

Referring to fig. 5, the heat recovery frame 56 comprises a round collecting chamber 56a, a motor 56b, a spiral pipe 56c, a heat conducting glue 56d, and a sealed drainage funnel 56e, the top of the motor 56b is provided with a circular collecting chamber 56a, the circular collecting chamber 56a is of a circular structure and is connected with the tail end of each output elbow pipe 54e, the bottom of the motor 56b is provided with a sealed liquid discharge funnel 56e, a spiral pipe 56c is arranged between the round collecting chamber 56a and the sealed liquid discharge funnel 56e, the spiral tube 56c is wound and fixed on the outer wall of the motor 56b, heat-conducting glue 56d is uniformly distributed on the inner ring of the spiral tube 56c, the spiral tube 56c is attached to the motor 56b by a heat conductive adhesive 56d, the spiral tube 56c is preferably made of aluminum, the upper end and the lower end of the spiral pipe 56c are respectively connected with the round collecting cavity 56a and the sealed liquid discharge funnel 56 e.

The specific realization principle is as follows:

the compressor motor heat radiator 5 of the invention utilizes convection generated in the operation of a negative pressure fan inside an air conditioner outer machine 2 to recover partial wind energy above an air inlet cover 3 and utilize the wind energy to generate negative pressure inside a condensate water recovery tank 53 to quickly recover condensate water, because a main condensate water quick recovery structure is formed by a liquid guide pipe 54a, a wind guide pipe 54b, a shunt pipe 54c1, a shunt auxiliary pipe 54c2 and an impeller 54c3, one end of the wind guide pipe 54b is inserted into the liquid guide pipe 54a and is in a downward curved arc structure, partial wind energy recovered by a collecting cover 4 can be vertically discharged into the shunt pipe 54c1 downwards along the liquid guide pipe 54a, airflow is prevented from flowing into the condensate water recovery tank 53 upwards along the liquid guide pipe 54a, the condensate water cannot be quickly recovered, when the airflow is conveyed to each shunt auxiliary pipe 54c2 from the shunt pipe 54c1, because the shunt auxiliary pipe 54c2 takes the shunt pipe 54c1 as a horizontal straight line and the angle inclined, flow guide ports are uniformly distributed at the bottom of the sub-flow distribution pipe 54c2, and meanwhile, a circular semi-surrounding structure formed by the sub-flow distribution pipes 54c2 can convey airflow to the windward side of blades of the impeller 54c3 to the greatest extent, so that the impeller 54c3 rotates efficiently above the sub-flow distribution cavity 54c5, the generated pressure gradually evacuates air in the condensate recovery tank 53, negative pressure is formed in the condensate recovery tank 53, condensate is guided to the condensate recovery tank 53 through the guide pipe 6, rapid recovery and utilization of the condensate are realized, because the output elbow pipe 54e, the sub-flow distribution cavity 54c5 and the heat recovery bracket 56 are communicated with each other, negative pressure is formed in the condensate recovery tank 53 through the pressure generated in the operation of the impeller 54c3, the condensate is guided to the condensate recovery tank 53 through the guide pipe 6, and is discharged downwards along the guide pipe 54a under the action of the impeller 54c3, the air flow and the air flow are mixed, the condensed water is driven by the air flow, the condensed water is uniformly conveyed to the heat recovery support 56 from each output bent pipe 54e by utilizing the conical structure of the inner cavity of the diversion cavity 54c5, and the air and the condensed water are mixed with each other to generate a large amount of bubbles, so that the heat recovery efficiency of the bubble condensed water passing through the motor 56b is greatly improved; the condensed water forms a spiral shape to pass through the surface of the motor 56b under the drive of the air flow, the heat generated by the motor 56b in the electrified state is taken out of the outer part of the shell of the compressor, when the refrigerant of the system leaks, the heat generated by the motor 56b in the electrified state is always gathered to cause the condition that the motor of the compressor is burnt, because the circular collecting cavity 56a, the spiral pipe 56c, the heat conducting glue 56d and the sealed liquid discharging funnel 56e form a main heat absorbing structure, the spiral pipe 56c is wound and fixed on the outer wall of the motor 56b and is attached to the motor 56b through the heat conducting glue 56d arranged in the inner ring, a large amount of bubble condensed water generated by mixing the air and the condensed water is conveyed to the inner part of the spiral pipe 56c through the circular collecting cavity 56a, the contact surface of the spiral pipe 56c is more than that of a common pipeline, so that partial heat generated by the motor 56b, the condition that the heat of the motor 56b is lost can not be caused, a large amount of bubble condensate water generated by mixing air and condensate water is fully dispersed in the spiral pipe 56c, and the bubble condensate water after heat absorption is discharged from the sealed liquid discharge funnel 56e, so that the heat of the motor 56b is efficiently taken away from the interior of the compressor, and the problem that the motor of the compressor is burnt down due to the fact that the high-pressure gas of the rotary compressor for the existing refrigeration and air conditioning is still responsible for taking away the heat generated by the motor when being discharged out of the compressor, and if a system refrigerant leaks, the high-pressure gas can be always gathered in the interior of the compressor.

While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A compressor for a refrigeration air conditioner structurally comprises an air outlet cover (1), an air conditioner outdoor unit (2), an air inlet cover (3), a flow collecting cover (4), a compressor motor heat dissipation device (5), a guide pipe (6), a condensate water drain valve (7) and a refrigerant drain valve (8), the front end of the air conditioner external unit (2) is provided with an air outlet cover (1), the top of the air conditioner external unit (2) is provided with an air inlet cover (3), a flow collecting cover (4) is arranged above the air inlet cover (3), a compressor motor heat radiating device (5) is arranged on one side of the flow collecting cover (4), a refrigerant discharge valve (8) is arranged at one side of the air conditioner external unit (2), a condensed water discharge valve (7) is arranged at the rear end of the refrigerant discharge valve (8), condensate drain valve (7) and compressor motor heat abstractor (5) between be equipped with pipe (6), its characterized in that:

the compressor motor heat dissipation device (5) is composed of an air inlet bent pipe (51), an air filter (52), a condensate recovery box (53), a shunt conveying support (54), a compressor (55) and a heat recovery support (56), wherein the shunt conveying support (54) is arranged above the compressor (55), the condensate recovery box (53) is arranged at the top of the shunt conveying support (54), the air filter (52) is arranged on one side of the shunt conveying support (54), the air inlet bent pipe (51) is arranged at one end of the air filter (52), and the heat recovery support (56) is arranged at the bottom of the compressor (55);

the flow dividing and conveying support (54) consists of a liquid guide pipe (54 a), an air guide pipe (54 b), a flow dividing cover (54 c), a support (54 d) and an output bent pipe (54 e), the output bent pipe (54 e) is arranged on the outer wall of the support (54 d), the flow dividing cover (54 c) is arranged inside the support (54 d), the liquid guide pipe (54 a) is arranged at the top of the support (54 d), the air guide pipe (54 b) is arranged on one side of the liquid guide pipe (54 a), and the air guide pipe (54 b) is connected with the liquid guide pipe (54 a);

the flow dividing cover (54 c) is composed of a flow dividing pipe (54 c 1), a flow dividing auxiliary pipe (54 c 2), an impeller (54 c 3), a semi-closed bracket (54 c 4) and a flow dividing cavity (54 c 5), the flow dividing pipe (54 c 1) is connected with a liquid guide pipe (54 a), four flow dividing auxiliary pipes (54 c 2) are uniformly and equidistantly arranged on the outer wall of the flow dividing pipe (54 c 1), the flow dividing auxiliary pipe (54 c 2) is connected with the flow dividing pipe (54 c 1), each flow dividing auxiliary pipe (54 c 2) surrounds a ring wall structure along the flow dividing pipe (54 c 1), the bottom of the flow dividing pipe (54 c 1) is of a closed structure, the impeller (54 c 3) is arranged below the flow dividing pipe (54 c 1), the impeller (54 c 3) is arranged at the bottom of the flow dividing pipe (54 c 1) through a rotating shaft, the flow dividing cavity (54 c 5) is arranged below the flow dividing cavity (54 c 3), and the flow dividing cavity (54 c 585) is fixed on each flow dividing auxiliary pipe (54 c 57323), the branch cavity (54 c 5) is of a circular structure and is connected with the head end of each output elbow (54 e);

the heat recovery support (56) consists of a round flow collecting cavity (56 a), a motor (56 b), a spiral pipe (56 c), heat conducting glue (56 d) and a sealed liquid drainage funnel (56 e), wherein the round flow collecting cavity (56 a) is arranged at the top of the motor (56 b), the round flow collecting cavity (56 a) is of a round structure and is connected with the tail end of each output bent pipe (54 e), the sealed liquid drainage funnel (56 e) is arranged at the bottom of the motor (56 b), the spiral pipe (56 c) is arranged between the round flow collecting cavity (56 a) and the sealed liquid drainage funnel (56 e), the spiral pipe (56 c) is wound and fixed on the outer wall of the motor (56 b), the heat conducting glue (56 d) is uniformly distributed on the inner ring of the spiral pipe (56 c), and the spiral pipe (56 c) is attached to the motor (56 b) through the heat conducting glue (56 d), the spiral pipe (56 c) is preferably made of aluminum, and the upper end and the lower end of the spiral pipe (56 c) are respectively connected with the round collecting cavity (56 a) and the sealed liquid discharging funnel (56 e).

2. A compressor for a refrigeration and air-conditioning according to claim 1, wherein: one end of the air guide pipe (54 b) extends into the liquid guide pipe (54 a) and is of a downward bent structure.

3. A compressor for a refrigeration and air-conditioning according to claim 1, wherein: the flow dividing auxiliary pipe (54 c 2) takes the flow dividing pipe (54 c 1) as a horizontal straight line, the downward inclination angle is more than 20 degrees and less than 35 degrees, and flow guide openings are uniformly distributed at the bottom of the flow dividing auxiliary pipe (54 c 2).