CN212644776U - Outdoor unit of air conditioner - Google Patents
Outdoor unit of air conditioner Download PDFInfo
- Publication number
- CN212644776U CN212644776U CN202021212469.9U CN202021212469U CN212644776U CN 212644776 U CN212644776 U CN 212644776U CN 202021212469 U CN202021212469 U CN 202021212469U CN 212644776 U CN212644776 U CN 212644776U
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- Prior art keywords
- pipe
- outdoor unit
- refrigerant
- condenser
- air
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- 238000004378 air conditioning Methods 0.000 claims abstract description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 239000003507 refrigerant Substances 0.000 abstract description 63
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000003139 buffering effect Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model relates to an air conditioning technology field especially relates to an air condensing units, and it includes outdoor unit base, is equipped with condenser and throttle subassembly on it, still includes the air conditioner piping, and it is equipped with entry and export, the entry with the condenser is connected, and the export is connected with the throttle subassembly to be connected the condenser and throttle subassembly, form the circulation that the route is used for the refrigerant, in addition, the air conditioner piping includes one section at least return bend, so, comes out from the condenser export at the refrigerant, and the refrigerant cushions through the return bend, then steadily gets into the throttle subassembly, reduces the noise of refrigerant throttle.
Description
Technical Field
The utility model relates to an air conditioning technology field especially relates to an air condensing units.
Background
The air conditioning pipe is disposed at one side of the heat exchanger to guide the refrigerant into the indoor heat exchanger or discharge the refrigerant from the outdoor heat exchanger. For example, when the air conditioner performs a cooling operation, air conditioning piping provided in the outdoor unit may guide the refrigerant into the indoor heat exchanger. At present, the heat exchange cycle of the air conditioner generally adopts an electronic expansion valve, a capillary tube, a throttling short tube and the like for throttling. When the air conditioner is in a refrigerating state, because of the existence of the throttling component, the refrigerant is easy to generate noise in the throttling process and is transmitted indoors, and the use experience of a user is influenced.
In the prior art, damping glue is generally bound on a throttling component, but the noise reduction effect of the method is not obvious, and the damping glue is easy to age, so that the noise isolation effect is influenced; in addition, silencers are connected before and after the throttling assembly, but the cost of the method is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a obtain better buffering before making the refrigerant get into the throttling assembly to reduce the noise that the refrigerant throttle produced in the throttling assembly, improve the air condensing units that the user used experience.
In order to achieve the above object, the utility model provides an air condensing units, it includes the outdoor unit base, is equipped with condenser and throttle subassembly on it, still includes the air conditioner piping, and it is equipped with entry and export, the entry with the condenser is connected, the export with the throttle subassembly is connected to be connected the condenser with the throttle subassembly, form the circulation that the route is used for the refrigerant.
In some embodiments of this application, the air conditioner piping includes at least one section return bend, so, comes out from the condenser export at the refrigerant, and the refrigerant cushions through the return bend, then steadily gets into throttling assembly, reduces the noise that the refrigerant throttle in throttling assembly produced.
In some embodiments of the present application, the elbow uses a soft copper tube to accommodate the position of and communicate with the condenser and the throttling assembly with minimal deformation.
In some embodiments of the present application, the elbow includes a plurality of U-shaped tubes to better smooth the flow of the refrigerant from the condenser to the throttling assembly.
In some embodiments of the present application, the number of the U-shaped tubes is 1 to 6, so as to enable the refrigerant to flow smoothly after passing through the bent tube, and avoid the structure of the air conditioner piping from being too complex.
In some embodiments of the present application, the number of U-shaped tubes is odd, and the opening direction of the first U-shaped tube adjacent to the condenser is upward away from the plane of the outdoor unit base.
In some embodiments of the present application, the number of U-shaped tubes is even, and the opening direction of the first U-shaped tube adjacent to the condenser is downward toward the plane of the outdoor unit base.
In some embodiments of the application, the air conditioner piping includes the straight tube, straight tube one end with the return bend is connected, the other end forms the entry makes the return bend pass through the refrigerant exit linkage of straight tube and throttle subassembly to make the junction of air conditioner piping and throttle subassembly can the gentle transition.
In some embodiments of the present application, in order to reduce the impact when the refrigerant flows from the straight pipe to the bent pipe, an included angle formed by a center line of the straight pipe and a center line of the bent pipe is 90-180 °.
In some embodiments of the application, the pipe diameter of the air conditioner pipe is 5-10 mm, so that the air conditioner pipe can well play a role in buffering, reduces the difficulty of a bending process and has good flexibility.
In some embodiments of the present application, the wall thickness of the air-conditioning tubing is 0.5-2.0 mm, which is beneficial to ensuring the service life of the air-conditioning tubing in a refrigerant or air environment.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a front view of an air conditioner pipe according to an embodiment of the present invention;
fig. 3 is a plan view of an air conditioner pipe according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a compressor according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of another embodiment of the present invention;
fig. 6 is a front view of an air conditioner pipe according to another embodiment of the present invention;
fig. 7 is a plan view of an air conditioning pipe according to another embodiment of the present invention.
Description of reference numerals:
1. an outdoor unit base, 2, a condenser, 3, an air conditioner pipe, 31, an inlet, 32, an outlet, 33, a bent pipe, 331, a first U-shaped pipe, 332, a second U-shaped pipe, 333, a third U-shaped pipe, 334, a fourth U-shaped pipe, 34, a straight pipe, 4, a throttling component, 5, a high-pressure valve, 6, a low-pressure valve, 7, a compressor air suction pipe, 8, a compressor, 81, a liquid storage tank, 82, an air suction cavity, 83, an exhaust cavity, 9, a compressor exhaust pipe, 10, an E pipe, 11, a C pipe, 12 and a four-way valve.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The outdoor unit of the air conditioner is a part of a refrigeration cycle including a compressor and an outdoor heat exchanger; the compressor compresses refrigerant gas in a high-temperature and high-pressure state and discharges the compressed refrigerant gas; the outdoor heat exchanger may be used as a condenser or an evaporator, and the air conditioner may be used as a heater in a heating mode when the outdoor heat exchanger is used as the evaporator, and as a cooler in a cooling mode when the outdoor heat exchanger is used as the condenser.
When the condenser is used as a condenser, the condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process; in the case of the evaporator, the evaporator evaporates the refrigerant expanded in the expansion valve, and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor.
Referring to fig. 1 to 7, an embodiment of the present invention provides an outdoor unit of an air conditioner, which includes an outdoor unit base 1 having a condenser 2 and a throttle assembly 4; an air-conditioning pipe 3 having an inlet 31 and an outlet 32, the inlet 31 being connected to the condenser 2, and the outlet 32 being connected to the throttle unit 4;
wherein, air conditioner piping 3 includes at least one section return bend 33, so, when the refrigerant flows to throttling assembly 4 from condenser 2, the refrigerant cushions through air conditioner piping 3's return bend 33, makes the refrigerant flow gently to reduce the noise that the refrigerant produced when throttling assembly 4 in, improve user and use and experience, and need not to increase spare part, be favorable to reduce cost.
Further, the air-conditioning piping 3 in this embodiment is a soft copper pipe, and when in use, the air-conditioning piping is conveniently slightly deformed to match the installation positions of the condenser 2 and the throttling component 4 to realize the connection between the condenser 2 and the throttling component 4, specifically, the soft copper pipe in this embodiment may be a TP2M copper pipe, TP2 is a series type of copper pipe, where M denotes that the copper pipe is a soft copper pipe.
Specifically, the pipe diameter of the air-conditioning piping 3 is 5-10 mm, so that the air-conditioning piping can buffer well, reduce the difficulty of the bending process and has good flexibility; the wall thickness of the air-conditioning tubing 3 is 0.5-2.0 mm, which is beneficial to ensuring the service life of the air-conditioning tubing 3 in a refrigerant or air environment.
In some embodiments, referring to fig. 2, 3, 6 and 7, the air-conditioning pipe 3 further includes a straight pipe 34, one end of the straight pipe 34 is connected to the bent pipe 33, and the other end forms the inlet 31, so that the bent pipe 33 is connected to the refrigerant outlet of the throttling assembly 4 through the straight pipe 34, thereby enabling the connection between the air-conditioning pipe 3 and the throttling assembly 4 to be smoothly transited.
Furthermore, the included angle alpha formed by the central line of the straight pipe 34 and the central line of the bent pipe 33 is 90-180 degrees, and the phenomenon that the direction of the flow path of the refrigerant is changed too much is avoided, so that when the refrigerant flows from the straight pipe 34 to the bent pipe 33, the reaction force applied by the refrigerant impacting the bent pipe 33 is reduced, and the refrigerant flows smoothly.
In some embodiments, the bent pipe 33 includes a plurality of U-shaped pipes, and the U-shaped pipes have a semicircular arc section, so that the refrigerant can smoothly flow in the bent pipe 33, and the impact on the refrigerant during the flowing process is reduced.
Furthermore, the number of the elbow pipes 33 including U-shaped pipes may be 1-6, so that on one hand, buffering of the refrigerant flowing from the condenser 2 to the throttling assembly 4 is achieved, and on the other hand, the problem that the air-conditioning piping 3 is too complex in structure and causes an increase in equipment manufacturing cost is avoided.
Further, as shown in fig. 2, the bent pipe 22 includes an odd number of U-shaped pipes, and the opening direction of the first U-shaped pipe 331 adjacent to the condenser 2 is upward away from the plane of the outdoor unit base 1.
Referring to fig. 1 to 4, in an embodiment, when the outdoor unit of the present invention is used as a single cooling type outdoor unit, the outdoor unit of the present invention includes: the outdoor unit comprises an outdoor unit base 1, and a condenser 2, an air conditioning pipe 3, a throttling component 4, a high-pressure valve 5, a low-pressure valve 6, a compressor suction pipe 7, a compressor 8 and a compressor exhaust pipe 9 which are arranged on the outdoor unit base 1. Wherein, the compressor 8 comprises a liquid storage tank 81, a suction cavity 82 and an exhaust cavity 83;
in addition, the pipe diameter of the air-conditioning pipe 3 in this embodiment is 7.94mm, at this time, the pipe diameter of the air-conditioning pipe 3 is large, which has a good buffering effect and a faster noise elimination speed, and the bent pipe 33 of the air-conditioning pipe 3 has 3U-shaped pipes, and the first U-shaped pipe 331 near the inlet 31 is bent back to the direction of the outdoor unit base 1, so that the outlet direction of the air-conditioning pipe 3 is back to the outdoor unit base 1 to be connected to the throttling assembly 4, and the inlet direction of the air-conditioning pipe 3 is perpendicular to the outlet direction of the air-conditioning pipe 3, which facilitates the outlet connection to the condenser 2.
At this time, the air conditioning pipe 3 reduces the flow noise of the refrigerant in the throttling assembly as follows:
the refrigerant that is returned from the indoor unit of the air conditioner via the low pressure valve 6 enters the air suction pipe, and then flows into the liquid storage tank 81 of the compressor 8 through the air suction pipe, and enters the air suction chamber 82. The refrigerant enters the exhaust cavity 83 of the compressor 8 after being compressed by the compressor 8, is exhausted from an exhaust port of the compressor 8 and enters the exhaust pipe, the refrigerant exits from the exhaust pipe and enters the condenser 2 through a refrigerant inlet of the condenser 2, and the refrigerant enters the air conditioning piping 3 from a refrigerant outlet of the condenser 2 after heat exchange;
when the refrigerant enters the air-conditioning piping 3, the refrigerant enters the straight pipe 34, then sequentially enters the first U-shaped pipe 331, the second U-shaped pipe 332 and the third U-shaped pipe 333 for buffering, and after being buffered in the bent pipe 33, the refrigerant stably enters the throttling assembly 4, and after being throttled by the throttling assembly 4, the refrigerant enters the high-pressure valve 5 and flows to the indoor unit.
Referring to fig. 4-7, in another embodiment, when the outdoor unit of the present invention is used as an outdoor unit of a cooling and heating type, the outdoor unit of the present invention includes an outdoor unit base 1, a condenser 2 mounted on the outdoor unit base 1, an air-conditioning pipe 3, a throttling assembly 4, a high-pressure valve 5, a low-pressure valve 6, a four-way valve 12, a compressor suction pipe 7, a compressor 8, and a compressor discharge pipe 9, wherein the outdoor unit of the air conditioner further includes the four-way valve 12 for communicating with the low-pressure valve 6 and a C pipe 11 for communicating with the condenser 2, and the compressor 8 includes a liquid storage tank 81, a suction chamber 82, and a discharge chamber;
in addition, the pipe diameter of the air-conditioning pipe 3 in the embodiment is 6mm, and the air-conditioning pipe 3 is small in pipe diameter, easy to bend, good in flexibility and convenient to adapt to the positions of the condenser 2 and the throttling component 4 for connection during assembly; and the bent pipe 33 of the air-conditioning piping 3 includes 4U-shaped pipes, and the opening direction of the first U-shaped pipe 331 adjacent to the condenser 2 is downward toward the plane of the outdoor unit base 1 so as to be connected with the throttling component 4, and the inlet direction of the air-conditioning piping 3 is perpendicular to the outlet direction of the air-conditioning piping 3 so as to be conveniently connected with the outlet of the condenser 2.
At this time, the outdoor unit of the air conditioner realizes the following process of reducing the flowing noise of the refrigerant:
the refrigerant which is returned from the heat exchange of the indoor unit of the air conditioner enters the E pipe 10 through the low-pressure valve 6, then flows into the four-way valve 12, enters the liquid storage tank 81 through the air suction pipe 7 of the compressor, and then enters the air suction cavity 82. The refrigerant enters the exhaust cavity 83 after being compressed, is exhausted from an exhaust port of the compressor 8, flows through an exhaust pipe 9 of the compressor and then enters the four-way valve 12;
after the refrigerant comes out of the four-way valve 12, the refrigerant enters the condenser 2 through a refrigerant inlet of the condenser 2, and after heat exchange, the refrigerant enters the air-conditioning tubing 3 from a refrigerant outlet of the condenser 2;
when the refrigerant enters the air-conditioning piping 3, the refrigerant firstly enters the straight pipe 34, then sequentially enters the first U-shaped pipe 331, the second U-shaped pipe 332, the third U-shaped pipe 333 and the fourth U-shaped pipe 334 for buffering, and after being buffered in the bent pipe 33, the refrigerant stably enters the throttling assembly 4, and after being throttled by the throttling assembly 4, the refrigerant enters the high-pressure valve 5 and flows to the indoor unit.
To sum up, the utility model discloses a condenser 2 and throttle subassembly 4 are connected to air conditioner piping 3, and air conditioner piping 3 is equipped with return bend 33, make the refrigerant from condenser 2 flow direction throttle subassembly 4 time, the refrigerant obtains the buffering in return bend 33 to steady flow direction throttle subassembly 4 has reduced the noise that the refrigerant throttle produced in the throttle subassembly, improves user and uses experience.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. An outdoor unit of an air conditioner, comprising:
the outdoor unit base is provided with a condenser and a throttling component;
an air conditioning pipe provided with an inlet and a second outlet, the inlet being connected to the condenser, and the outlet being connected to the throttle unit;
wherein, the air conditioner piping includes at least one section of return bend.
2. The outdoor unit of claim 1, wherein the bent pipe comprises a plurality of U-shaped pipes.
3. The outdoor unit of claim 2, wherein the number of the U-shaped pipes is 1 to 6.
4. The outdoor unit of claim 2, wherein the number of the U-shaped pipes is an odd number, and the opening of the first U-shaped pipe adjacent to the condenser is directed upward away from the plane of the outdoor unit base.
5. The outdoor unit of claim 2, wherein the number of the U-shaped pipes is even, and an opening of a first U-shaped pipe adjacent to the condenser is directed downward toward a base plane of the outdoor unit.
6. An outdoor unit of an air conditioner according to claim 1, wherein the air conditioning pipe further comprises a straight pipe, one end of the straight pipe is connected to the bent pipe, and the other end of the straight pipe forms the inlet.
7. The outdoor unit of claim 6, wherein an angle formed by the central line of the straight pipe and the central line of the bent pipe is 90-180 °.
8. An outdoor unit of an air conditioner according to claim 1, wherein a pipe diameter of the air conditioning pipe is 5 to 10 mm.
9. The outdoor unit of claim 1, wherein the air-conditioning piping has a wall thickness of 0.5 to 2.0 mm.
10. An outdoor unit of an air conditioner according to claim 1, wherein the air conditioning pipe is a soft copper pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021212469.9U CN212644776U (en) | 2020-06-24 | 2020-06-24 | Outdoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021212469.9U CN212644776U (en) | 2020-06-24 | 2020-06-24 | Outdoor unit of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212644776U true CN212644776U (en) | 2021-03-02 |
Family
ID=74784665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021212469.9U Active CN212644776U (en) | 2020-06-24 | 2020-06-24 | Outdoor unit of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212644776U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278999A (en) * | 2021-12-28 | 2022-04-05 | 青岛海信日立空调系统有限公司 | Air conditioner |
-
2020
- 2020-06-24 CN CN202021212469.9U patent/CN212644776U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278999A (en) * | 2021-12-28 | 2022-04-05 | 青岛海信日立空调系统有限公司 | Air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.1 Haixin Road, Nancun Town, Pingdu City, Qingdao City, Shandong Province Patentee after: Hisense Air Conditioning Co.,Ltd. Country or region after: China Address before: No. 151, Zhuzhou Road, Laoshan District, Qingdao, Shandong Patentee before: HISENSE (SHANDONG) AIR-CONDITIONING Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |