CN211400880U - Sleeve device and air conditioner - Google Patents
Sleeve device and air conditioner Download PDFInfo
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- CN211400880U CN211400880U CN201922261633.9U CN201922261633U CN211400880U CN 211400880 U CN211400880 U CN 211400880U CN 201922261633 U CN201922261633 U CN 201922261633U CN 211400880 U CN211400880 U CN 211400880U
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Abstract
The utility model provides a sleeve pipe device and air conditioner, concretely relates to air conditioner technical field. The bushing apparatus is used for an air conditioner, and includes: the input end of the outer pipe is connected with an indoor unit of the air conditioner, and the output end of the outer pipe is connected with an outdoor unit of the air conditioner; the inner pipe is sleeved in the outer pipe, the input end and the output end of the inner pipe extend out of the outer pipe, the input end of the inner pipe is connected with an outdoor unit of the air conditioner, the output end of the inner pipe is connected with an indoor unit of the air conditioner, and the inner pipe is a heat exchange pipe. The refrigeration capacity and the energy efficiency of the refrigeration system are improved. Thereby reducing the energy consumption of the air conditioner and effectively meeting the energy-saving and environment-friendly requirements of people.
Description
Technical Field
The utility model relates to an air conditioner technical field particularly, relates to a sleeve pipe device and air conditioner.
Background
Air conditioners are widely used as common household electrical appliances; however, the indoor unit of the existing split air conditioner is directly placed indoors, the outdoor unit of the existing split air conditioner is installed on a wall body, and the outdoor unit and the indoor unit are respectively connected by adopting two independent pipes; therefore, on one hand, the energy consumption of the air conditioner is high, and the energy efficiency of the air conditioner is reduced; the requirements of people on energy conservation and environmental protection at present cannot be met; on the other hand, this also results in a complicated installation process at the connection between the outdoor unit and the indoor unit of the air conditioner, which makes the installation of the air conditioner time-consuming and labor-consuming.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of high energy consumption of the prior air conditioner to a certain extent; in addition, the installation process of the air conditioner is complicated, so that the installation of the air conditioner is time-consuming and labor-consuming.
In order to solve the above problem, the utility model provides a sleeve device for air conditioner, include:
the input end of the outer pipe is connected with an indoor unit of the air conditioner, and the output end of the outer pipe is connected with an outdoor unit of the air conditioner; and
the inner tube is sleeved in the outer tube, the input end and the output end of the inner tube extend out of the outer tube, the input end of the inner tube is connected with an outdoor unit of the air conditioner, the output end of the inner tube is connected with an indoor unit of the air conditioner, and the inner tube is a heat exchange tube.
Therefore, the inventor of the utility model skillfully places the 'return air cold quantity in the existing air pipe is not effectively utilized' and 'liquid pipe in the outdoor environment, the cold quantity in the liquid pipe exchanges heat with the outdoor temperature to cause the temperature of the liquid refrigerant in the liquid pipe to rise and the supercooling degree to be reduced', and designs the sleeve device of the utility model, the medium-temperature high-pressure liquid refrigerant flowing out of the condenser flows from the outdoor unit of the air conditioner to the indoor unit through the outer pipe; the low-pressure low-temperature gaseous refrigerant flowing out of an evaporator of an indoor unit of the air conditioner flows to an outdoor unit through an inner pipe, and in the process, the fluid in the outer pipe and the fluid in the inner pipe exchange heat by utilizing the characteristic that the inner pipe is a heat exchange pipe, so that the return air cold energy is effectively utilized; the temperature of the liquid refrigerant flowing to the throttling valve is reduced, and the supercooling degree of the liquid refrigerant in front of the throttling valve is increased, so that the dryness of the throttled refrigerant is reduced, and the cold energy and the energy efficiency of a refrigerating system are improved. Thereby reducing the energy consumption of the air conditioner and effectively meeting the energy-saving and environment-friendly requirements of people.
In addition, so set up, improve the interior fluid flow of inner tube and return the gas superheat degree to the compressor, reduce the compressor and return liquid risk, reinforcing compressor reliability.
In addition, the two pipes are combined into one sleeve, so that the complexity of connecting and installing the outdoor unit and the indoor unit can be reduced, the installation process is simplified, and the installation time is saved.
Further, the inner tube and/or the outer tube are copper tubes.
The copper pipe has good heat conduction effect and is widely applied in the field of air conditioner manufacturing, so that the purchase is convenient.
Furthermore, the outer pipe is sleeved with a heat insulation sleeve.
The heat-insulating sleeve can be a pipe sleeve made of heat-insulating materials, and the heat-insulating sleeve is sleeved outside the outer pipe, so that the cold energy in the outer pipe is prevented from being dissipated. The insulating sleeve can be made of insulating foam.
Further, the inner pipe and the outer pipe are arranged at a distance.
So set up, make the fluid between inner tube and the outer tube fully contact with the pipe wall of inner tube to make the fluid in the inner tube and the fluid outside the inner tube carry out abundant heat exchange, thereby fully reduce liquid refrigerant temperature, increase liquid refrigerant super-cooling degree.
Further, the sleeve device also comprises a supporting mechanism, and the supporting mechanism is used for enabling the inner pipe and the outer pipe to be arranged at a distance.
The outer surface of the inner pipe is prevented from contacting the outer pipe when the outer pipe is bent by the supporting mechanism, so that the fluid resistance is increased.
Furthermore, a gap is formed between the supporting mechanism and the inner wall of the outer pipe.
So set up, make things convenient for supporting mechanism to install in the outer tube, especially a plurality of supporting mechanism install in proper order in the outer tube.
Further, the support mechanism includes:
the inner ring is sleeved outside the inner pipe;
an outer ring disposed within the outer tube; and
a plurality of support arms connecting the inner ring and the outer ring.
The supporting mechanism has a simple structure, is very convenient to manufacture and assemble, and connects the inner ring and the outer ring through the supporting arms, so that the inner ring and the outer ring are supported, the distance between the inner ring and the outer ring is kept, and the inner pipe and the outer pipe are prevented from contacting.
Additionally, the utility model also provides an air conditioner, the air conditioner includes bushing apparatus.
The technical effect achieved by the air conditioner is the same as that achieved by the aforementioned sleeve device, and therefore the technical effect achieved by the air conditioner is not explained excessively.
Further, the air conditioner is a single-cooling type air conditioner.
Furthermore, the input end of the outer pipe is used for being connected with the output end of an evaporator of the air conditioner, and the input end of the inner pipe is used for being connected with the output end of a condenser of the air conditioner; and/or the first and/or second light sources,
the output end of the outer pipe is used for being connected with the input end of a compressor or a gas-liquid separator of the air conditioner, and the output end of the inner pipe is used for being connected with the input end of an expansion valve or an evaporator of the air conditioner.
Drawings
FIG. 1 is a schematic block diagram of a bushing apparatus according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken at S-S of FIG. 1;
FIG. 3 is a piping diagram of an air conditioner according to an embodiment of the present invention;
description of reference numerals:
100-supporting mechanism, 101-inner ring, 102-outer ring, 103 supporting arm, A-compressor, B-oil separator, P-condenser, D-gas-liquid separator, E-sleeve device, F-expansion valve, G-evaporator, H-first valve, I-second valve, H-outer tube, I-inner tube, a-output end of outer tube, B-input end of outer tube, c-input end of inner tube, D-output end of inner tube.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Referring to fig. 1 to 3, the present embodiment provides a bushing apparatus E for an air conditioner, including: an outer tube h and an inner tube i. The input end b of the outer pipe h is connected with an indoor unit of the air conditioner, and the output end a of the outer pipe h is connected with an outdoor unit of the air conditioner; the inner tube i is sleeved in the outer tube h, the input end c and the output end of the inner tube i extend out of the outer tube h, the input end c of the inner tube i is connected with an outdoor unit of the air conditioner, the output end d of the inner tube i is connected with an indoor unit of the air conditioner, and the inner tube i is a heat exchange tube.
The inventor of the utility model finds that the indoor unit of the prior split air conditioner is directly arranged indoors, the outdoor unit is arranged on the wall body, and the outdoor unit and the indoor unit are respectively connected by adopting two independent pipes; specifically, one of the pipes is used as a liquid pipe for connecting the outdoor unit and the indoor unit, the other pipe is used as an air pipe for connecting the outdoor unit and the indoor unit, the two pipes are respectively wrapped with pipe sleeves made of heat insulation materials, and the two pipes are bound into a whole for pipe running during installation. On one hand, in the installation mode, the liquid pipe is arranged in the environment of the outdoor environment 102, and the cold energy in the liquid pipe exchanges heat with the outdoor temperature, so that the temperature of the liquid refrigerant in the liquid pipe is increased, the supercooling degree is reduced, and the system cold energy of the air conditioner is reduced. The air pipe is arranged in the outdoor environment 102, harmful overheating is generated by absorbing heat in the outdoor environment 102, return air cooling capacity in the air pipe is not effectively utilized, and the system energy efficiency of the refrigeration air conditioner is relatively low. On the other hand, the liquid pipe and the air pipe need to be bundled before installation, the installation process is complex, and the labor and material cost are wasted.
The inventor of the present invention finds that the liquid pipe is disposed in the outdoor environment 102, and the cooling capacity in the liquid pipe exchanges heat with the outdoor temperature, so that the temperature of the liquid refrigerant in the liquid pipe rises, the supercooling degree is reduced, the cooling capacity of the system of the air conditioner is reduced, and the energy consumption of the air conditioner is high; in addition, the air pipe is arranged in the outdoor environment 102, harmful overheating is generated by absorbing heat in the outdoor environment 102, return air cooling capacity in the air pipe is not effectively utilized, and the system energy efficiency of the refrigeration air conditioner is relatively low; therefore, the two aspects cause the energy consumption of the existing air conditioner to be generally high.
Therefore, the inventor of the present invention ingeniously places the "return air cooling capacity in the existing air pipe is not effectively utilized" and "liquid pipe in the outdoor environment 102, the cooling capacity in the" and "liquid pipe exchange heat with the outdoor temperature to cause the temperature of the liquid refrigerant in the liquid pipe to rise and the supercooling degree to be reduced" in combination, and designs the casing pipe device E of the present embodiment, so that the medium-temperature high-pressure liquid refrigerant flowing out of the condenser flows from the outdoor unit of the air conditioner to the indoor unit through the outer pipe h; the low-pressure low-temperature gaseous refrigerant flowing out of an evaporator of an indoor unit of the air conditioner flows to an outdoor unit through an inner pipe i, and in the process, the fluid in an outer pipe h and the fluid in an inner pipe i exchange heat by utilizing the characteristic that the inner pipe i is a heat exchange pipe, so that the return air cooling capacity is effectively utilized; the temperature of the liquid refrigerant flowing to the throttling valve is reduced, and the supercooling degree of the liquid refrigerant in front of the throttling valve is increased, so that the dryness of the throttled refrigerant is reduced, and the cold energy and the energy efficiency of a refrigerating system are improved. Thereby reducing the energy consumption of the air conditioner and effectively meeting the energy-saving and environment-friendly requirements of people.
In addition, so set up, improve the interior fluid flow direction compressor return air superheat degree of inner tube i, reduce the compressor and return liquid risk, strengthen the compressor reliability.
In addition, the two pipes are combined into one sleeve, so that the complexity of connecting and installing the outdoor unit and the indoor unit can be reduced, the installation process is simplified, and the installation time is saved.
It should be noted that, the inner tube i is a heat exchange tube, which means that the inner tube i can conduct heat or cold, and therefore, the inner tube i may be a metal tube, such as a copper tube.
In addition, the input end and the output end of the inner pipe i and the input end and the output end of the outer pipe h can be respectively welded and fixed with the indoor unit and the outdoor unit through copper nano-tubes.
In addition, the "fluid in the inner tube i" mentioned in the present embodiment is a low-pressure low-temperature gaseous refrigerant; the 'fluid in the outer tube h' is a medium-temperature high-pressure liquid refrigerant between the outer tube h and the inner tube i; therefore, in the present embodiment, "the fluid in the inner tube i" may also be referred to as "low-pressure low-temperature gaseous refrigerant" or "gaseous refrigerant", and "the fluid in the outer tube h" may also be referred to as "medium-temperature high-pressure liquid refrigerant" or "liquid refrigerant".
Referring to fig. 1, preferably, the inner tube i and/or the outer tube h are copper tubes.
Here, the inner tube i and the outer tube h are copper tubes, or the inner tube i is a copper tube, or the outer tube h is a copper tube.
The copper pipe has good heat conduction effect and is widely applied in the field of air conditioner manufacturing, so that the purchase is convenient.
Not shown in the drawings, the outer pipe h is preferably jacketed with a thermal jacket.
The heat insulation sleeve can be a pipe sleeve made of heat insulation materials, and the heat insulation sleeve is sleeved outside the outer pipe h, so that the dissipation of cold in the outer pipe h is prevented. The insulating sleeve can be made of insulating foam.
Not shown in the drawings, the flow direction of the fluid in the outer tube h is preferably opposite to the flow direction of the fluid in the inner tube i.
So set up, improved the heat transfer effect of inner tube i and outer tube h.
Referring to fig. 1, preferably, the inner tube i is disposed at a distance from the outer tube h.
So set up, make the fluid between inner tube i and the outer tube h fully contact with the pipe wall of inner tube i to make the fluid in the inner tube and the fluid outside the inner tube carry out abundant heat exchange, thereby fully reduce liquid refrigerant temperature, increase liquid refrigerant super-cooled rate.
Further, the inner tube i and the outer tube h may be concentrically disposed.
It should be noted that the outer tube h and the inner tube i may be both cylindrical tubes, and of course, the outer tube h and the inner tube i may also be tubes with square cross sections.
Referring to fig. 1 and 2, the casing device E preferably further includes a support mechanism 100, and the support mechanism 100 is used to arrange the inner pipe i and the outer pipe h at a distance.
Referring to fig. 2, the supporting means 100 is disposed with a gap from the inner wall of the outer tube h.
So set up, make things convenient for supporting mechanism to install in the outer tube, especially a plurality of supporting mechanism install in proper order in the outer tube.
In addition, the sleeve device E of the present embodiment may be a straight tube, that is, both the inner tube i and the outer tube h are straight tubes; it is also possible that both the inner tube i and the outer tube h are elbows, such as C-bends or S-bends.
The outer surface of the inner tube i is prevented from contacting the outer tube h when the outer tube h is bent by the support mechanism 100 to increase the fluid resistance.
Referring to fig. 2, preferably, the support mechanism 100 includes: an inner ring 101, an outer ring 102, and a plurality of support arms 103; the inner ring 101 is sleeved outside the inner pipe i; the outer ring 102 is arranged in the outer pipe h; a plurality of support arms 103 connect the inner ring 101 and the outer ring 102.
The supporting mechanism 100 has a simple structure, is very convenient to manufacture and assemble, and connects the inner ring 101 and the outer ring 102 through the supporting arms 103, so that the inner ring 101 and the outer ring 102 are supported, the inner ring 101 and the outer ring 102 are kept at a distance, and the inner pipe i and the outer pipe h are prevented from contacting.
Referring to fig. 1 to 3, in addition, the present embodiment also provides an air conditioner, which includes the aforementioned bushing device E.
The technical effect achieved by this air conditioner is the same as that of the aforementioned bushing device E, and therefore the technical effect achieved by the air conditioner will not be explained much.
Not shown in the drawings, the air conditioner is preferably a single cooling type air conditioner.
Referring to fig. 3, preferably, an input end b of the outer pipe h is for connection with an output end of an evaporator of an air conditioner, and an input end c of the inner pipe i is for connection with an output end of a condenser of the air conditioner; and/or the first and/or second light sources,
the output end a of the outer pipe h is used for being connected with the input end of a compressor or a vapor-liquid separator of the air conditioner, and the output end d of the inner pipe i is used for being connected with the input end of an expansion valve or an evaporator of the air conditioner.
The air conditioner may include: the system comprises a compressor A, an oil separator B, a condenser P, a gas-liquid separator D, a sleeve E, an expansion valve F, an evaporator G, a first valve H and a second valve I.
The high-temperature high-pressure refrigerant gas discharged by the compressor A enters an inlet of an oil separator B, the oil gas is separated and then enters a condenser P, condensing and cooling in a condenser P to obtain high-pressure medium-temperature refrigerating liquid, passing through a first valve H to enter an input end c of an inner pipe i of a sleeve E, the refrigerant is discharged heat and cooled in the inner pipe i, flows out from the output end d of the inner pipe i, enters an expansion valve F, is converted into a low-temperature low-pressure liquid refrigerant through a throttle, enters an evaporator G, evaporated and absorbed heat in the evaporator G to become low-temperature and low-pressure gaseous refrigerant, enters the outer pipe h of the sleeve E, the gas refrigerant after gas-liquid separation enters the suction side of the compressor A from the outlet end of the gas-liquid separator D.
The expansion valve F is an electronic expansion valve.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.
Claims (10)
1. A bushing device (E), for an air conditioner, comprising:
the input end (b) of the outer pipe (h) is connected with the indoor unit of the air conditioner, and the output end (a) of the outer pipe (h) is connected with the outdoor unit of the air conditioner; and
the inner tube (i) is sleeved in the outer tube (h), the input end (c) and the output end of the inner tube (i) extend out of the outer tube (h), the input end (c) of the inner tube (i) is connected with the outdoor unit of the air conditioner, the output end (d) of the inner tube (i) is connected with the indoor unit of the air conditioner, and the inner tube (i) is a heat exchange tube.
2. A cannula device (E) according to claim 1, characterized in that said inner tube (i) and/or said outer tube (h) is a copper tube.
3. A sleeve device (E) according to claim 1, characterized in that said outer pipe (h) is jacketed with a thermal jacket.
4. A cannula device (E) according to any of claims 1-3, characterized in that the inner tube (i) is arranged at a distance from the outer tube (h).
5. A sleeve device (E) according to any one of claims 1 to 3, characterized in that it further comprises a support means (100), said support means (100) being adapted to arrange the inner tube (i) at a distance from the outer tube (h).
6. A cannula device (E) according to claim 5, characterized in that said support means (100) are arranged with clearance from the inner wall of said outer tube (h).
7. A cannula device (E) according to claim 5, characterized by said support means (100) comprising:
the inner ring (101) is sleeved outside the inner pipe (i);
an outer ring (102) disposed within the outer tube (h); and
a plurality of support arms (103) connecting the inner ring (101) and the outer ring (102).
8. Air conditioner, characterized in that it comprises a bushing arrangement (E) according to any one of claims 1 to 7.
9. The air conditioner of claim 8, wherein the air conditioner is a single-cooling type air conditioner.
10. The air conditioner according to claim 8,
the input end (b) of the outer pipe (h) is used for being connected with the output end of an evaporator (G) of the air conditioner, and the input end (c) of the inner pipe (i) is used for being connected with the output end of a condenser (P) of the air conditioner; and/or the first and/or second light sources,
the output end (a) of the outer pipe (h) is used for being connected with the input end of a compressor (A) or a gas-liquid separator (D) of the air conditioner, and the output end (D) of the inner pipe (i) is used for being connected with the input end of an expansion valve (F) or an evaporator (G) of the air conditioner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922261633.9U CN211400880U (en) | 2019-12-16 | 2019-12-16 | Sleeve device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922261633.9U CN211400880U (en) | 2019-12-16 | 2019-12-16 | Sleeve device and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211400880U true CN211400880U (en) | 2020-09-01 |
Family
ID=72212455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922261633.9U Active CN211400880U (en) | 2019-12-16 | 2019-12-16 | Sleeve device and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211400880U (en) |
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2019
- 2019-12-16 CN CN201922261633.9U patent/CN211400880U/en active Active
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