CN112901496A - Single suction structure, birotor compressor and air conditioner - Google Patents
Single suction structure, birotor compressor and air conditioner Download PDFInfo
- Publication number
- CN112901496A CN112901496A CN201911136240.3A CN201911136240A CN112901496A CN 112901496 A CN112901496 A CN 112901496A CN 201911136240 A CN201911136240 A CN 201911136240A CN 112901496 A CN112901496 A CN 112901496A
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- compressor
- suction structure
- air
- rotor compressor
- air suction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0092—Removing solid or liquid contaminants from the gas under pumping, e.g. by filtering or deposition; Purging; Scrubbing; Cleaning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention provides a single air suction structure, a double-rotor compressor and an air conditioner, wherein the single air suction structure comprises an air suction pipe, a three-way pipe and two air inlet pipes, one end of the air suction pipe and one end of each of the two air inlet pipes are respectively connected with three connectors of the three-way pipe, the other ends of the two air inlet pipes are used for being connected with an air suction port of the double-rotor compressor, and the diameter of the air suction pipe is larger than that of the air inlet pipes. This single air suction structure is applicable to the birotor compressor, and this single air suction structure is installed in birotor compressor casing outside and is connected with the birotor compressor, has replaced the reservoir that originally sets up in the birotor compressor casing outside, has reduced the installation radius of birotor compressor greatly for the installation of birotor compressor in the outer machine of air conditioner is more convenient quick.
Description
Technical Field
The invention relates to the technical field of compressors, in particular to a single air suction structure, a double-rotor compressor and an air conditioner.
Background
At present, as the refrigerating capacity of the rotor compressor is higher and higher, the rotor compressor can be used for replacing a scroll compressor originally used in an air conditioning system in terms of performance. The scroll compressor is a low-backpressure cavity, has strong liquid impact resistance and does not need a liquid storage device; the rotor compressor is a high back pressure cavity, and a suction port sucks a refrigerant to directly enter a pump body, so that the liquid impact resistance is poor, and a liquid storage device is required to be arranged outside a shell to assist in gas-liquid separation. Because the rotor compressor has a liquid storage device, the installation radius is relatively larger than that of the scroll compressor, and the installation space occupied in the air conditioner external unit is larger, which is not beneficial to the miniaturization of the air conditioner external unit.
Disclosure of Invention
The invention aims to provide a single air suction structure, a double-rotor compressor and an air conditioner, and aims to solve the problems that in the prior art, the double-rotor compressor is too large in size due to the fact that a liquid storage device is arranged outside a shell, and the air conditioner external unit occupies a large installation space, so that the air conditioner external unit is not beneficial to miniaturization. The specific technical scheme is as follows:
in a first aspect, the invention provides a single air suction structure, which comprises an air suction pipe, a three-way pipe and two air inlet pipes, wherein one end of the air suction pipe and one end of each of the two air inlet pipes are respectively connected with three connectors of the three-way pipe, the other ends of the two air inlet pipes are used for being connected with an air suction port of a dual-rotor compressor, and the diameter of the air suction pipe is larger than that of the air inlet pipes.
Optionally, the three-way pipe is a T-shaped three-way pipe or a Y-shaped three-way pipe.
Optionally, the diameters of the two air inlet pipes are the same and are both d1, the diameter of the air suction pipe is d2, and the d1 and the d2 satisfy the following conditions: 1.12 × d1 ≤ d2 ≤ 1.38 × d 1.
Optionally, the maximum width of the single suction structure is less than or equal to the diameter of the dual-rotor compressor.
Optionally, the height of the single suction structure is less than or equal to the sum of the heights of the dual-rotor compressor and the exhaust pipes of the dual-rotor compressor.
Optionally, a filter screen is arranged at the other end of the air suction pipe, or the other end of the air suction pipe is connected with an auxiliary filtering device.
Optionally, the other end of the air suction pipe is connected with an auxiliary reservoir.
In a second aspect, the present invention provides a twin-rotor compressor provided with the single suction structure as described in the first aspect.
Optionally, the other ends of the two air inlet pipes are respectively connected with the air suction port of the dual-rotor compressor through welding.
Optionally, the single air suction structure is fixedly connected with the dual-rotor compressor shell through a hoop.
Optionally, a vibration damping pad is further disposed at a fixed connection position of the single air suction structure and the double-rotor compressor housing.
In a third aspect, the present invention provides an air conditioner having an air conditioner external unit equipped with the twin-rotor compressor according to the second aspect.
The invention provides a single-suction structure, a double-rotor compressor and an air conditioner, which have the following beneficial effects:
the single air suction structure consists of an air suction pipe, a three-way pipe and two air inlet pipes, wherein one end of the air suction pipe and one end of each air inlet pipe are respectively connected with three connectors of the three-way pipe, the other ends of the two air inlet pipes are used for being connected with an air suction port of the double-rotor compressor, and the diameter of the air suction pipe is larger than that of the air inlet pipes. This single air suction structure is applicable to the birotor compressor, and this single air suction structure is installed in birotor compressor casing outside and is connected with the birotor compressor, has replaced the reservoir that originally sets up in the birotor compressor casing outside, has reduced the installation radius of birotor compressor greatly for the birotor compressor can make things convenient for quick install in the outer machine of air conditioner, because the shared installation space of birotor compressor reduces, does benefit to the outer machine miniaturization of air conditioner.
Drawings
Fig. 1 is a schematic installation diagram of a single air suction structure according to an embodiment of the present invention.
Fig. 2 is an installation schematic diagram of a single air suction structure according to a second embodiment of the present invention.
Fig. 3 is an installation schematic diagram of a single air suction structure provided by the third embodiment of the invention.
Fig. 4 is an installation schematic diagram of a single air suction structure according to a fourth embodiment of the present invention.
Wherein the reference numerals of figures 1 to 4 are as follows:
1-a dual rotor compressor; 2-single gettering structure; 21-an air suction pipe; 22-a tee; 23-an air inlet pipe; 24-a filter screen; 3-an auxiliary reservoir; 4-air conditioning system pipeline.
Detailed Description
The single suction structure, the dual-rotor compressor and the air conditioner according to the present invention will be described in detail with reference to the accompanying drawings and embodiments. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
< example one >
The compressor is a driven fluid machine that raises low-pressure gas to high-pressure gas, and is the heart of a refrigeration system. The low-temperature low-pressure refrigerant gas is sucked from the air suction port, and after the low-temperature low-pressure refrigerant gas is compressed by driving the piston through the operation of the motor, the high-temperature high-pressure refrigerant gas is discharged to the exhaust pipe, so that power is provided for the refrigeration cycle.
Along with the increase of the refrigeration demand of compressor, the birotor compressor has risen gradually, the birotor compressor all is the double-cylinder setting, and the outside of birotor compressor is equipped with a reservoir usually, be used for realizing gas-liquid separation, filter and prevent that liquid refrigerant from flowing into the compressor and produce the liquid attack phenomenon, but because the birotor compressor outside is equipped with the existence of reservoir, so the installation radius of compressor is great, lead to when installing the birotor compressor, the setting can interfere and can't install with the side board of the outer machine of air conditioner at the outside reservoir of birotor compressor.
Based on this, the embodiment provides a single suction structure that is particularly suitable for above-mentioned large-scale rotor compressor, sets up in the outside of birotor compressor, has replaced the reservoir that originally sets up in the outside of compressor, has reduced the installation space of birotor compressor effectively under the circumstances of guaranteeing that birotor compressor performance does not lose.
Referring to fig. 1, fig. 1 is a schematic view illustrating an installation of a single suction structure according to this embodiment.
A single suction structure 2, comprising a suction pipe 21, a three-way pipe 22 and two air inlet pipes 23, wherein one end of the suction pipe 21 and one end of the two air inlet pipes 23 are respectively connected to three ports of the three-way pipe 22, the other end of the two air inlet pipes 23 is used for being connected to a suction port of a dual-rotor compressor 1, the diameter of the suction pipe 21 is larger than that of the air inlet pipes 23, preferably, the diameters of the two air inlet pipes 23 are equal, the diameter of the two air inlet pipes 23 is d1, the diameter of the suction pipe 21 is d2, it should be noted that, after entering the suction pipe 21, the refrigerant gas at low temperature and low pressure is divided into two refrigerant gas flows through the three-way pipe 22 and respectively flows into the two air inlet pipes 23, in this process, in order to ensure that the gas pressure of the refrigerant in the whole process is kept balanced, the d 63: 1.12 × d1 ≤ d2 ≤ 1.38 × d 1.
Preferably, the tee 22 is a T-tee or a Y-tee.
Further, the maximum width (two promptly) of single air suction structure 2 is less than or equal to the diameter of birotor compressor 1, single air suction structure 2's height is no longer than the high sum of the blast pipe (not marked in the figure) of birotor compressor 1 and birotor compressor, and not only whole style is pleasing to the eye like this, can also guarantee that birotor compressor 1 is in the installation, single air suction structure 2 can not take place to interfere with the side board of the outer machine of air conditioner, easily installs.
Further, the other end of the air suction pipe 21 is provided with a filter screen 24, the filter screen 24 mainly serves for filtering, and preferably, the filter screen is 80-120 meshes in specification, so as to achieve the best filtering effect and prevent some insoluble components in the air conditioning system from flowing into the dual-rotor compressor 1 through the single air suction structure to damage the dual-rotor compressor 1. In other embodiments, an auxiliary filtering device may be connected to the other end of the suction pipe.
The present embodiment also provides a twin-rotor compressor 1, and the twin-rotor compressor 1 is provided with the single suction structure 2 in the present embodiment. Specifically, the other ends of the two air inlet pipes 23 of the single air suction structure 2 are respectively connected with an air suction port of the compressor 1 in a welding manner, the other end of the air suction pipe 21 is connected with the air conditioning system pipeline 4, the single air suction structure 2 is fixedly connected with the double-rotor compressor shell through a hoop, and further, a vibration damping pad can be arranged at the joint of the single air suction structure 2 and the double-rotor compressor shell.
The embodiment also provides an air conditioner, and the air conditioner outer unit of the air conditioner is provided with the dual-rotor compressor in the embodiment, so that the installation radius of the dual-rotor compressor is reduced, the occupied space in the air conditioner outer unit is reduced, and the miniaturization of the air conditioner outer unit is facilitated.
< example two >
The difference from the first embodiment is that: the single suction structure 2 provided in this embodiment further comprises an auxiliary reservoir 3.
Referring to fig. 2, fig. 2 is an installation schematic diagram of a single air suction structure according to this embodiment.
In this embodiment, an auxiliary liquid reservoir 3 is additionally arranged at the other end of the air suction pipe 21, the auxiliary liquid reservoir 3 is small in size and small in occupied space, the installation radius of the dual-rotor compressor 1 is not affected, gas-liquid separation can be achieved, and the use performance of the dual-rotor compressor 1 is further optimized.
< example three >
The difference from the second embodiment is that: the auxiliary reservoir is mounted at a different position.
Referring to fig. 3, fig. 3 is an installation schematic view of a single air suction structure according to this embodiment.
In this embodiment, an auxiliary liquid reservoir 3 is installed on the air conditioning system pipeline 4 connected to the other end of the air suction pipe 21 of the single air suction structure 2, and the auxiliary liquid reservoir 3 is located on the air conditioning system pipeline 4, so that the installation of the dual-rotor compressor 1 is not interfered, and meanwhile, gas-liquid separation can be realized, thereby further enhancing the usability of the dual-rotor compressor 1.
< example four >
The difference from the first embodiment is that: the single suction structure 2 provided in this embodiment further comprises two auxiliary reservoirs 3.
Referring to fig. 4, fig. 4 is an installation schematic view of a single air suction structure according to this embodiment.
In this embodiment, the other end of the air suction pipe 21 of the single air suction structure 2 is connected with a small auxiliary liquid storage device 3, the small auxiliary liquid storage device 3 is connected with the air conditioning system pipeline 4, and then the auxiliary liquid storage device 3 is installed on the air conditioning system pipeline 3, so that the installation radius of the dual-rotor compressor 1 is not affected, the gas-liquid separation effect can be further enhanced while the gas-liquid separation is realized, and the use performance of the dual-rotor compressor 1 is optimized.
In summary, the single-suction structure, the dual-rotor compressor and the air conditioner provided by the invention have the following advantages: the single air suction structure consists of an air suction pipe, a three-way pipe and two air inlet pipes, wherein one end of the air suction pipe and one end of each air inlet pipe are respectively connected with three connectors of the three-way pipe, the other ends of the two air inlet pipes are used for being connected with an air suction port of the double-rotor compressor, and the diameter of the air suction pipe is larger than that of the air inlet pipes. This single air suction structure is applicable to the birotor compressor, and this single air suction structure is installed in birotor compressor casing outside and is connected with the birotor compressor, has replaced the reservoir that originally sets up in the birotor compressor casing outside, has reduced the installation radius of birotor compressor greatly for the birotor compressor can make things convenient for quick install in the outer machine of air conditioner, because the shared installation space of birotor compressor reduces, does benefit to the outer machine miniaturization of air conditioner.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (12)
1. A single air suction structure is characterized by comprising an air suction pipe, a three-way pipe and two air inlet pipes, wherein one end of the air suction pipe and one end of each of the two air inlet pipes are respectively connected with three connectors of the three-way pipe, the other ends of the two air inlet pipes are used for being connected with an air suction port of a double-rotor compressor, and the diameter of the air suction pipe is larger than that of the air inlet pipes.
2. The single suction structure of claim 1, wherein the tee is a T tee or a Y tee.
3. The single suction structure of claim 1, wherein the diameters of the two inlet pipes are the same and are both d1, the diameter of the suction pipe is d2, and the d1 and the d2 satisfy: 1.12 × d1 ≤ d2 ≤ 1.38 × d 1.
4. The single suction structure of claim 1, wherein a maximum width of said single suction structure is equal to or less than a diameter of said dual rotor compressor.
5. The single suction structure of claim 1, wherein a height of said single suction structure is equal to or less than a sum of heights of said dual-rotor compressor and a discharge pipe of said dual-rotor compressor.
6. The single suction structure of claim 1, wherein the other end of the suction pipe is provided with a filter net, or the other end of the suction pipe is connected with an auxiliary filtering device.
7. The single suction structure as set forth in claim 1, wherein an auxiliary reservoir is connected to the other end of the suction pipe.
8. A twin-rotor compressor, characterized in that it is provided with a single suction structure as claimed in any one of claims 1 to 7.
9. The twin-rotor compressor according to claim 8, wherein the other ends of the two intake pipes are respectively connected to the intake ports of the twin-rotor compressor by welding.
10. The dual rotor compressor as claimed in claim 8, wherein the single suction structure is fixedly connected to the dual rotor compressor housing by a clamp.
11. The dual-rotor compressor as claimed in claim 10, wherein a vibration damping pad is further provided at the fixed connection of the single suction structure and the dual-rotor compressor housing.
12. An air conditioner characterized in that an outdoor unit of the air conditioner is provided with the twin-rotor compressor according to any one of claims 8 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911136240.3A CN112901496A (en) | 2019-11-19 | 2019-11-19 | Single suction structure, birotor compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911136240.3A CN112901496A (en) | 2019-11-19 | 2019-11-19 | Single suction structure, birotor compressor and air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN112901496A true CN112901496A (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911136240.3A Pending CN112901496A (en) | 2019-11-19 | 2019-11-19 | Single suction structure, birotor compressor and air conditioner |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005106382A (en) * | 2003-09-30 | 2005-04-21 | Matsushita Electric Ind Co Ltd | Accumulator for multiple cylinder compressor |
| CN1632428A (en) * | 2003-12-23 | 2005-06-29 | 乐金电子(天津)电器有限公司 | Liquid tank pipe line arrangement for double compressor air-conditioner |
| CN2804735Y (en) * | 2005-07-15 | 2006-08-09 | 上海日立电器有限公司 | Liquid storager suction pipe structure of double-rotor compressor |
| JP2011058391A (en) * | 2009-09-08 | 2011-03-24 | Daikin Industries Ltd | Compressor |
| CN201828094U (en) * | 2010-10-21 | 2011-05-11 | 珠海华宇金属有限公司 | Improved air suction tube structure of reservoir of dual-rotor compressor |
-
2019
- 2019-11-19 CN CN201911136240.3A patent/CN112901496A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005106382A (en) * | 2003-09-30 | 2005-04-21 | Matsushita Electric Ind Co Ltd | Accumulator for multiple cylinder compressor |
| CN1632428A (en) * | 2003-12-23 | 2005-06-29 | 乐金电子(天津)电器有限公司 | Liquid tank pipe line arrangement for double compressor air-conditioner |
| CN2804735Y (en) * | 2005-07-15 | 2006-08-09 | 上海日立电器有限公司 | Liquid storager suction pipe structure of double-rotor compressor |
| JP2011058391A (en) * | 2009-09-08 | 2011-03-24 | Daikin Industries Ltd | Compressor |
| CN201828094U (en) * | 2010-10-21 | 2011-05-11 | 珠海华宇金属有限公司 | Improved air suction tube structure of reservoir of dual-rotor compressor |
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