CN217440303U - Compressor upper cover subassembly, compressor, air conditioner - Google Patents
Compressor upper cover subassembly, compressor, air conditioner Download PDFInfo
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- CN217440303U CN217440303U CN202221282904.4U CN202221282904U CN217440303U CN 217440303 U CN217440303 U CN 217440303U CN 202221282904 U CN202221282904 U CN 202221282904U CN 217440303 U CN217440303 U CN 217440303U
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- compressor
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- upper cover
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- 239000003507 refrigerant Substances 0.000 claims abstract description 25
- 239000003921 oil Substances 0.000 abstract description 16
- 239000010687 lubricating oil Substances 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 9
- 239000007788 liquid Substances 0.000 abstract description 7
- 238000000605 extraction Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010726 refrigerant oil Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model provides a compressor upper cover subassembly, compressor, air conditioner, compressor upper cover subassembly wherein, including the upper cover and be in the blast pipe subassembly above that, the blast pipe subassembly including the first pipe fitting of the inside and outside of intercommunication upper cover and with the second pipe fitting of first pipe fitting intercommunication, the second pipe fitting has the air inlet with compressor inner chamber intercommunication, the refrigerant air current that gets into the air inlet gets into first pipe fitting and discharges the compressor after deflecting first non-zero and predetermineeing the angle. According to the utility model discloses, the refrigerant air current forms the flow direction of refrigerant air current under the effect of second pipe fitting and gets into again in the first pipe fitting discharge after deflecting of certain angle, because the flow state of lubricating oil liquid drop and gaseous refrigerant is different, the striking that lubricating oil can be more under the effect of inertia is on the outer wall of compressor housing inner wall and second pipe fitting to play the separating action of lubricating oil and refrigerant, thereby reduce the oil extraction rate of compressor and the oil-retaining rate of system.
Description
Technical Field
The utility model belongs to the technical field of air conditioning, concretely relates to compressor upper cover subassembly, compressor, air conditioner.
Background
When the rotor compressor is designed, the design of an oil way is the key for guaranteeing the normal operation of the compressor, and when the oil way is unreasonable in design, poor lubrication and poor sealing of the compressor are easily caused, so that the friction power consumption of the compressor is increased, the refrigerating capacity is reduced, and the compressor is damaged due to abnormal abrasion even in severe cases.
The oil circulation is divided into external circulation and internal circulation, the internal circulation is the circulation of an internal oil circuit of the compressor, and the external circulation is the external circulation of the compressor. In order to reduce the oil storage rate of system components, the oil-gas separation of the compressor is divided into internal oil and external oil, the external oil increases the overall cost of the system, and generally, a larger system has the external oil, and more generally, a small system reduces the oil storage amount of the system by increasing the oil return rate to ensure the efficient operation of the system.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a compressor upper cover subassembly, compressor, air conditioner can overcome in the correlation technique the inside oil circulation of compressor rationally lead to inside lubricating oil reserve volume on the small side and the system in reserve volume too big lead to the not enough of system's heat exchanger heat transfer and choke valve throttle effect deviation.
In order to solve the problem, the utility model provides a compressor upper cover subassembly, including the upper cover and be in the blast pipe subassembly above that, the blast pipe subassembly is including the intercommunication the inside and outside first pipe fitting of upper cover and with the second pipe fitting of first pipe fitting intercommunication, the second pipe fitting have with the air inlet of compressor inner chamber intercommunication, get into the refrigerant air current of air inlet gets into after deflecting first nonzero preset angle first pipe fitting discharges the compressor.
In some embodiments, the first pipe element comprises a first straight pipe section, the second pipe element comprises a second straight pipe section, two ends of the second straight pipe section are open to form the air inlet, a middle region of the second straight pipe section is communicated with the inlet of the first straight pipe section, and an axis of the second straight pipe section and an axis of the first straight pipe section form the first non-zero preset angle.
In some embodiments, the first non-zero preset angle is 90 °.
In some embodiments, the middle region of the second straight tube section has a sleeve section extending radially outwardly therealong, the second straight tube section being sleeved with the inlet of the first straight tube section through the sleeve section; or the second straight pipe section comprises two straight pipe sections and a three-way pipe fitting, the two straight pipe sections are respectively sleeved corresponding to two opposite pipe orifices of the three-way pipe fitting, and the three-way pipe fitting is sleeved with the inlet of the first straight pipe section through the remaining pipe orifice.
In some embodiments, the distance between the air inlet and the inner wall of the shell of the compressor is d, and d is more than or equal to 4mm and less than or equal to 8 mm.
In some embodiments, the first pipe element comprises a first straight pipe section, the second pipe element comprises a second straight pipe section, two ends of the second straight pipe section are closed, a plurality of air inlets are configured on one side wall of the second straight pipe section facing the first pipe element, a middle area of the second straight pipe section is communicated with an inlet of the first straight pipe section, and an axis of the second straight pipe section and an axis of the first straight pipe section form a second non-zero preset angle.
In some embodiments, the second non-zero preset angle is 90 °.
In some embodiments, the middle region of the second straight tube section has a sleeve section extending radially outwardly therealong, the second straight tube section being sleeved with the inlet of the first straight tube section through the sleeve section; or the second straight pipe section comprises two straight pipe sections and a three-way pipe fitting, the two straight pipe sections are respectively sleeved corresponding to two opposite pipe orifices of the three-way pipe fitting, and the three-way pipe fitting is sleeved with the inlet of the first straight pipe section through the remaining pipe orifice.
The utility model also provides a compressor, including foretell compressor upper cover subassembly.
The utility model also provides an air conditioner, including foretell compressor.
The utility model provides a pair of compressor upper cover subassembly, a compressor, an air conditioner, compare with the straight tube blast pipe structure among the prior art, the compressor of discharging in the first pipe fitting is not directly got into to compression pump body subassembly exhaust refrigerant air current, but discharge in getting into first pipe fitting again after the deflection of certain angle is formed with the circulation direction of refrigerant air current under the effect of second pipe fitting, because the flow state of lubricating oil liquid drop and gaseous refrigerant is different, the striking that lubricating oil can be more under the effect of inertia is on the outer wall of compressor housing inner wall and second pipe fitting, thereby play the separating action of lubricating oil and refrigerant, thereby reduce the oil extraction rate of compressor and the oil-holding rate of system.
Drawings
Fig. 1 is a schematic structural diagram of an upper cover assembly of a compressor according to an embodiment of the present invention;
fig. 2 is another schematic structural diagram of the compressor upper cover assembly according to the embodiment of the present invention;
fig. 3 is a schematic structural view of an upper cover assembly of a compressor according to an embodiment of the present invention;
fig. 4 is a schematic structural view of an upper cover assembly of a compressor according to an embodiment of the present invention;
fig. 5 is a schematic view of an internal structure of a compressor according to an embodiment of the present invention.
The reference numerals are represented as:
1. an upper cover; 21. a first pipe member; 211. a first straight pipe section; 22. a second pipe member; 221. an air inlet; 222. a second straight tube section; 2221. a straight pipe section; 2222. a tee pipe fitting; 101. a binding post; 102. a bolt; 103. a lower cover; 104. lubricating oil; 105. compressing the pump body assembly; 106. a binding post sheath; 107. a rubber plug; 108. a large rubber plug; 109. pressing a plate; 110. a rubber pad; 111. a liquid distributor.
Detailed Description
With combined reference to fig. 1 to 5, according to an embodiment of the present invention, there is provided a compressor upper cover assembly, including an upper cover 1 and an exhaust pipe assembly thereon, the exhaust pipe assembly includes a first pipe 21 communicating with the inside and outside of the upper cover 1 and a second pipe 22 communicating with the first pipe 21, the second pipe 22 has an air inlet 221 communicating with the inner cavity of the compressor, and a refrigerant airflow entering the air inlet 221 enters the first pipe 21 and exits the compressor after deflecting a first non-zero preset angle. Among this technical scheme, compare with the straight tube blast pipe structure among the prior art, the compressor is discharged in the first pipe fitting 21 not directly to the refrigerant air current of compression pump body subassembly 105 exhaust, but discharge in getting into first pipe fitting 21 again after the deflection of certain angle is formed with the circulation direction of refrigerant air current under the effect of second pipe fitting 22, because the flow state of lubricating oil liquid drop and gaseous refrigerant is different, the striking that lubricating oil can be more under the effect of inertia is on compressor housing inner wall and the outer wall of second pipe fitting 22, thereby play the separating action of lubricating oil and refrigerant, thereby reduce the oil extraction rate of compressor and the oil storage rate of system. It can be understood that the first pipe member 21 and the upper cover 1 are welded together in the exhaust pipe assembly.
In some embodiments, referring to fig. 1, the first pipe member 21 includes a first straight pipe section 211, the second pipe member 22 includes a second straight pipe section 222, two ends of the second straight pipe section 222 are open to form the air inlet 221, a middle region of the second straight pipe section 222 is communicated with the inlet of the first straight pipe section 211, and an axis of the second straight pipe section 222 and an axis of the first straight pipe section 211 form a first non-zero preset angle, that is, a cross angle is formed between the first pipe member 21 and the second pipe member 22. Therefore, after the refrigerant discharged by the compression pump body assembly 105 passes through the stator and rotor structure, the refrigerant can enter the second straight pipe section 222 from two ends of the second straight pipe section 222, and an intake flow path with a side structure is objectively formed.
In some embodiments, the first non-zero preset angle is 90 °, that is, the first straight pipe section 211 and the second straight pipe section 222 are perpendicular to each other, which can facilitate the arrangement of the two inside the compressor casing and the assembly and connection of the two.
The middle area of the second straight pipe section 222 is provided with a sleeve section extending outwards along the radial direction of the second straight pipe section, the second straight pipe section 222 is sleeved with the inlet of the first straight pipe section 211 through the sleeve section, and further, the sleeve section is welded after being sleeved with the inlet of the first straight pipe section 211, so that the connection is firm; alternatively, referring to fig. 2, the second straight pipe section 222 includes two straight pipe sections 2221 and a tee pipe 2222, the two straight pipe sections 2221 are respectively sleeved with two opposite pipe orifices of the tee pipe 2222, the tee pipe 2222 is sleeved with the inlet of the first straight pipe section 211 through the remaining one pipe orifice, and the sleeved positions can be welded to ensure the connection to be firm and reliable.
The connecting position of the first straight pipe section 211 and the second straight pipe section 222 can be adjusted smoothly and flexibly according to the space (inner diameter) in the shell of the compressor and the air flow, preferably, the distance between the air inlet 221 and the inner wall of the shell of the compressor is d, d is more than or equal to 4mm and less than or equal to 8mm, so that a relatively narrow area can be formed between the air inlet 221 and the shell of the compressor adjacent to the air inlet 221, the refrigerant air flow can be in stronger collision with the wall body in the area, and the lubricating oil in the refrigerant can be effectively separated. Particularly, this technical scheme makes refrigerant air current flow field have great change, more distribution of high-speed fluid is near shells inner wall, the gas-liquid mixture that comes out from the rotor opening is because the change of the distribution condition of the flow field of the motor epicoele, more can be in the place motion that is comparatively close to shells inner wall, because the quality of refrigerant and lubricating oil is different, the lubricating oil liquid drop can be because the existence of inertial force and the striking is on shells inner wall and the outer wall of blast pipe, thereby play the effect of gas-liquid separation, the striking is at shells inner wall refrigerant, can cut edge at the stator more easily under the effect of gravity and go out to collect, thereby get back to the compressor bottom more easily, more remain inside the compressor, and the lubricating oil of discharge compressor can further reduce, the oil-holding capacity of system can reduce, and the operating efficiency of entire system can obtain improving.
Referring to fig. 3, in some embodiments, the first pipe 21 includes a first straight pipe section 211, the second pipe 22 includes a second straight pipe section 222, two ends of the second straight pipe section 222 are closed, a plurality of air inlets 221 are configured on a side wall facing the first pipe 21, a middle region of the second straight pipe section 222 is communicated with an inlet of the first straight pipe section 211, an axis of the second straight pipe section 222 and an axis of the first straight pipe section 211 form a second non-zero preset angle, the air inlets 221 are spaced along a length direction of the second straight pipe section 222 and face one side of the upper cover 1, that is, a refrigerant discharge direction away from the compression pump body assembly 105, so that a flow field distribution is more uniform, and therefore, the lubricant and the refrigerant are separated more sufficiently inside the compressor. As a specific embodiment, the second non-zero preset angle is 90 °, and it can be understood that the first non-zero preset angle is substantially 180 °, that is, the refrigerant airflow flows from the upper cover 1 to the second straight pipe section 222, enters the second straight pipe section 222 through the air inlet 221, turns over 180 °, enters the first straight pipe section 211, and is discharged. In this technical solution, the number and the caliber of the air inlets 221 may be adjusted according to actual situations.
In some embodiments, a middle region of the second straight tube section 222 has a sleeve section extending radially outward therefrom, and the second straight tube section 222 is sleeved with the inlet of the first straight tube section 211 through the sleeve section; alternatively, referring to fig. 4, the second straight pipe section 222 includes two straight pipe sections 2221 and a three-way pipe 2222, the two straight pipe sections 2221 are respectively sleeved on two opposite pipe openings of the three-way pipe 2222, and the three-way pipe 2222 is sleeved on the inlet of the first straight pipe section 211 through the remaining one pipe opening. The sleeved positions can be welded to ensure the connection to be firm and reliable.
According to the utility model discloses an embodiment still provides a compressor, including foretell compressor upper cover subassembly.
According to the utility model discloses an embodiment still provides an air conditioner, including foretell compressor.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The above 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 variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The upper cover assembly of the compressor is characterized by comprising an upper cover (1) and an exhaust pipe assembly arranged on the upper cover, wherein the exhaust pipe assembly comprises a first pipe fitting (21) communicated with the inner side and the outer side of the upper cover (1) and a second pipe fitting (22) communicated with the first pipe fitting (21), the second pipe fitting (22) is provided with an air inlet (221) communicated with an inner cavity of the compressor, and refrigerant airflow entering the air inlet (221) enters the first pipe fitting (21) and is discharged out of the compressor after deflecting by a first non-zero preset angle.
2. The compressor cover assembly according to claim 1, wherein the first pipe member (21) comprises a first straight pipe section (211), the second pipe member (22) comprises a second straight pipe section (222), both ends of the second straight pipe section (222) are open to form the air inlet (221), a middle region of the second straight pipe section (222) is communicated with an inlet of the first straight pipe section (211), and an axis of the second straight pipe section (222) forms the first non-zero preset angle with an axis of the first straight pipe section (211).
3. The compressor upper cover assembly of claim 2, wherein the first non-zero preset angle is 90 °.
4. The compressor upper cover assembly according to claim 2, wherein a middle region of the second straight pipe section (222) has a sleeve section extending radially outwardly therealong, the second straight pipe section (222) being sleeved with an inlet of the first straight pipe section (211) through the sleeve section; or the second straight pipe section (222) comprises two straight pipe sections (2221) and a three-way pipe fitting (2222), the two straight pipe sections (2221) are respectively sleeved corresponding to two opposite pipe orifices of the three-way pipe fitting (2222), and the three-way pipe fitting (2222) is sleeved with the inlet of the first straight pipe section (211) through the remaining pipe orifice.
5. The compressor upper cover assembly according to any one of claims 2 to 4, wherein the distance d from the air inlet (221) to the inner wall of the shell of the compressor is 4mm ≦ d ≦ 8 mm.
6. The compressor cover assembly according to claim 1, wherein the first pipe member (21) comprises a first straight pipe section (211), the second pipe member (22) comprises a second straight pipe section (222), two ends of the second straight pipe section (222) are closed, a side wall facing the first pipe member (21) is provided with a plurality of air inlets (221), a middle area of the second straight pipe section (222) is communicated with an inlet of the first straight pipe section (211), and an axis of the second straight pipe section (222) forms a second non-zero preset angle with an axis of the first straight pipe section (211).
7. The compressor upper cover assembly of claim 6, wherein the second non-zero preset angle is 90 °.
8. The compressor upper cover assembly according to claim 6, wherein a middle region of the second straight pipe section (222) has a sleeve section extending radially outwardly therealong, the second straight pipe section (222) being sleeved with an inlet of the first straight pipe section (211) through the sleeve section; or the second straight pipe section (222) comprises two straight pipe sections (2221) and a three-way pipe fitting (2222), the two straight pipe sections (2221) are respectively sleeved corresponding to two opposite pipe orifices of the three-way pipe fitting (2222), and the three-way pipe fitting (2222) is sleeved with the inlet of the first straight pipe section (211) through the remaining pipe orifice.
9. A compressor comprising the compressor upper cover assembly of any one of claims 1 to 8.
10. An air conditioner characterized by comprising the compressor of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221282904.4U CN217440303U (en) | 2022-05-26 | 2022-05-26 | Compressor upper cover subassembly, compressor, air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221282904.4U CN217440303U (en) | 2022-05-26 | 2022-05-26 | Compressor upper cover subassembly, compressor, air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217440303U true CN217440303U (en) | 2022-09-16 |
Family
ID=83220835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221282904.4U Active CN217440303U (en) | 2022-05-26 | 2022-05-26 | Compressor upper cover subassembly, compressor, air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217440303U (en) |
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2022
- 2022-05-26 CN CN202221282904.4U patent/CN217440303U/en active Active
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