CN113294340A - Compressor with built-in oil content - Google Patents
Compressor with built-in oil content Download PDFInfo
- Publication number
- CN113294340A CN113294340A CN202110595259.5A CN202110595259A CN113294340A CN 113294340 A CN113294340 A CN 113294340A CN 202110595259 A CN202110595259 A CN 202110595259A CN 113294340 A CN113294340 A CN 113294340A
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- Prior art keywords
- oil
- channel
- compressor
- passage portion
- passage
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Links
- 238000000926 separation method Methods 0.000 claims abstract description 33
- 230000003068 static effect Effects 0.000 claims abstract description 5
- 239000003507 refrigerant Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 2
- 238000011900 installation process Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 113
- 239000010687 lubricating oil Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000037396 body weight Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Images
Classifications
-
- 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
- F04C29/02—Lubrication; Lubricant separation
- F04C29/026—Lubricant separation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Rotary Pumps (AREA)
Abstract
The invention discloses a compressor with built-in oil, comprising: a compressor body; the shell is provided with a front shell part, the front shell part is provided with an exhaust port, and an exhaust cavity is formed between the front shell part and the static vortex; the oil separation shell is arranged on the front shell part, an oil separation channel is formed between the oil separation shell and the front shell part and is communicated with the exhaust port, the oil separation channel is provided with a stopping part, an oil separation inlet is arranged on the oil separation shell and is communicated with the oil separation channel and the exhaust cavity; the oil content core rod is arranged in the oil content channel, the exhaust channel is arranged in the oil content core rod and is communicated with the oil content channel and the exhaust port, a spiral channel is formed between the oil content core rod and the oil content channel and is communicated with the oil content channel, the spiral channel is communicated with the oil content inlet, and a contact part is arranged on the oil content core rod. By applying the invention, the oil storage capacity of the compressor is improved, impurities generated in the installation process are avoided, and the safety and the reliability of the compressor are further improved.
Description
Technical Field
The invention relates to the technical field of compressors, in particular to a compressor with built-in oil.
Background
Along with the further promotion of new energy automobile's output, the user has also had higher requirement to new energy automobile performance in all aspects, and what present more new energy automobile's air conditioner refrigerating system adopted is scroll compressor, but the automobile manufacturer is in order to guarantee that new energy automobile's automobile body weight and interior installation space's reasonable in design, often has higher requirement to automobile-used scroll compressor's design, must make the structure of compressor more compact, the volume is littleer, but this has also caused the oil storage space that is used for storing lubricating oil of compressor self relatively limited. Meanwhile, in order to better meet market demands, the maximum rotating speed of the scroll compressor is continuously increased, and the high-speed operation of the compressor easily causes a large amount of lubricating oil to be discharged into a system along with a refrigerant, so that the reliability problem of the compressor and the low energy efficiency problem of the system are caused.
Disclosure of Invention
In view of the above, in order to solve the above problems, an object of the present invention is to provide a compressor with oil therein, including:
a compressor body;
the compressor comprises a shell, a compressor body, a front shell part, an exhaust port and an exhaust cavity, wherein the compressor body is arranged in the shell, one side of the shell, which is close to a fixed scroll of the compressor body, is formed with the front shell part, the front shell part is provided with the exhaust port, and the exhaust cavity is formed between the front shell part and the fixed scroll;
the oil separation shell is arranged on one side, close to the static vortex, of the front shell part, an oil separation channel is formed between the oil separation shell and the front shell part, one end of the oil separation channel is communicated with the exhaust port, a stopping part is arranged in the oil separation channel, an oil separation inlet is formed in the oil separation shell, and the oil separation inlet is communicated with the oil separation channel and the exhaust cavity;
the oil content core rod is installed in the oil content channel, an exhaust channel is formed in the oil content core rod and communicated with the other end of the oil content channel and the exhaust port, a spiral channel is formed between the outer side of the oil content core rod and the oil content channel, one end of the spiral channel is communicated with the other end of the oil content channel, the other end of the spiral channel is communicated with the oil content inlet, a contact part is arranged on the oil content core rod, and the contact part abuts against the stopping part.
In another preferred embodiment, the oil containment is a unitary structure with the housing.
In another preferred embodiment, the oil dividing passage includes a first passage portion, a second passage portion and a third passage portion connected in sequence, the oil dividing plug is installed in the second passage portion and the third passage portion, and one end of the first passage portion, which is far away from the second passage portion, penetrates through the housing and forms the exhaust port.
In another preferred embodiment, the inner contour of the first channel part is larger than the inner contour of the second channel part, the inner contour of the second channel part is larger than the inner contour of the third channel part, and the stop is formed between the second channel part and the third channel part.
In another preferred embodiment, the oil content core rod includes a pipe body, a helical blade and a fixed sleeve which are of an integrated structure, the pipe body is disposed in the oil content channel, the exhaust channel is formed in the pipe body, the helical blade is sleeved outside the middle of the pipe body, the fixed sleeve is sleeved on the outer side of one end of the pipe body close to the exhaust port, one end of the pipe body is disposed in the third channel, and the helical blade and the fixed sleeve are both disposed in the second channel.
In another preferred embodiment, the contact portion is formed on one end of the helical blade far away from the exhaust port, the contact portion has at least one vertical contact surface and at least one screw connection surface, one end of the vertical contact surface is connected with the screw connection surface, a chamfer structure is formed at the joint of the vertical contact surface and the screw connection surface, the chamfer structure has an abutting surface, the abutting surface abuts against the stopping portion, and the abutting surface and the axis of the oil separation channel are arranged at an included angle of 20 degrees.
In another preferred embodiment, an oil storage chamber is formed in a side of the oil enclosure away from the exhaust port, an oil outlet is formed in one end of the third channel portion away from the second channel portion, the oil storage chamber is communicated with the third channel portion through the oil outlet, and an inner contour of the oil outlet is smaller than an inner contour of the third channel portion.
In another preferred embodiment, an outer wall of one end of the oil dividing core rod close to the exhaust port is in interference press fit with an inner wall of the oil dividing passage to fix the oil dividing core rod in the oil dividing passage.
In another preferred embodiment, the oil separating core rod is made of an aluminum material or an oil-resistant and refrigerant-resistant polymer material.
In another preferred embodiment, the method further comprises: the C-shaped clamp spring is arranged in the clamping groove and abuts against one end, close to the exhaust port, of the oil content core rod.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following positive effects: by applying the invention, the oil storage capacity of the compressor is further improved, and the internal space of the compressor is reasonably utilized; meanwhile, the oil separation core rod is more simply and firmly installed, impurities generated in the installation process are prevented from being mixed into lubricating oil, the manufacturing requirement on the oil separation core rod is relaxed, and meanwhile, the safety and the reliability of the compressor are further improved.
Drawings
FIG. 1 is an overall schematic view of a compressor with built-in oil according to the present invention;
FIG. 2 is a schematic view of an oil separating core rod of a compressor with built-in oil separation according to the present invention;
FIG. 3 is a schematic diagram of an oil passage of a compressor with built-in oil according to the present invention;
FIG. 4 is a schematic view of a slot assembly of a compressor with oil therein according to the present invention;
fig. 5 is a schematic view of a C-shaped clamp spring of a compressor with built-in oil according to the present invention.
In the drawings:
1. a housing; 2. a front shell portion; 21. an exhaust port; 22. an exhaust chamber; 23. an oil containment; 24. an oil passage; 3. a stopper portion; 25. an oil inlet; 4. oil separation core rod; 41. an exhaust passage; 42. a spiral channel; 43. a contact portion; 241. a first channel portion; 242. a second channel portion; 243. a third channel portion; 401. a pipe body; 402. a helical blade; 403. fixing a sleeve; 404. a vertical contact surface; 405. a screw joint face; 26. an oil storage chamber; 27. an oil outlet; 5. c-shaped clamp springs; 6. a card slot; 7. and (5) chamfering structure.
Detailed Description
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
As shown in fig. 1 to 5, a compressor with an internal oil component according to a preferred embodiment includes: a compressor body; the compressor comprises a shell 1, a compressor body is arranged in the shell 1, a front shell part 2 is formed on one side of the shell 1, which is close to a static vortex of the compressor body, an exhaust port 21 is formed on the front shell part 2, and an exhaust cavity 22 is formed between the front shell part 2 and the static vortex; an oil housing 23, the oil housing 23 is disposed on one side of the front casing 2 close to the stationary scroll, an oil passage 24 is formed between the oil housing 23 and the front casing 2, one end of the oil passage 24 is communicated with the exhaust port 21, a stopper 3 is disposed in the oil passage 24, an oil inlet 25 is disposed on the oil housing 23, and the oil inlet 25 is communicated with the oil passage 24 and the exhaust cavity 22; the oil content core rod 4 is installed in the oil content channel 24, an exhaust channel 41 is formed in the oil content core rod 4, the exhaust channel 41 is communicated with the other end of the oil content channel 24 and the exhaust port 21, a spiral channel 42 is formed between the outer side of the oil content core rod 4 and the oil content channel 24, one end of the spiral channel 42 is communicated with the other end of the oil content channel 24, the other end of the spiral channel 42 is communicated with the oil content inlet 25, a contact part 43 is arranged on the oil content core rod 4, and the contact part 43 abuts against the stopping part 3. Further, the oil-gas mixture flows out of the compressor body to the exhaust cavity 22 on the fixed scroll, then enters the spiral channel 42 through the oil inlet 25, rotates under the action of pressure and flows along the oil channel 24 towards one end far away from the exhaust port 21, oil drops are separated due to the self weight when reaching the tail end, and redundant gas flows out towards the exhaust port 21 through the exhaust channel 41; at the same time, the oil separating core rod 4 is stably positioned in the oil separating channel 24 by the matching of the contact portion 43 and the stopper portion 3.
Further, as a preferred embodiment, the oil separation housing 23 and the casing 1 are of an integral structure.
Further, as a preferred embodiment, the oil passage 24 includes a first passage portion 241, a second passage portion 242, and a third passage portion 243 connected in this order, the oil plug 4 is installed in the second passage portion 242 and the third passage portion 243, and one end of the first passage portion 241 remote from the second passage portion 242 is disposed through the housing 1 and forms the exhaust port 21.
Further, as a preferred embodiment, the inner contour of the first channel portion 241 is larger than the inner contour of the second channel portion 242, the inner contour of the second channel portion 242 is larger than the inner contour of the third channel portion 243, and the stopper 3 is formed between the second channel portion 242 and the third channel portion 243.
Further, as a preferred embodiment, the oil content core rod 4 includes a tube 401, a helical blade 402 and a fixing sleeve 403 which are of an integrated structure, the tube 401 is disposed in the oil content channel 24, an exhaust channel 41 is formed in the tube 401, the helical blade 402 is sleeved outside the middle portion of the tube 401, the fixing sleeve 403 is sleeved on the outer side of one end of the tube 401 close to the exhaust port 21, one end of the tube 401 is disposed in the third channel, and the helical blade 402 and the fixing sleeve 403 are both disposed in the second channel.
Further, as a preferred embodiment, the inner diameter of the tube 401 is smaller than the inner diameter of the third channel portion 243.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope and the implementation manner of the present invention.
The present invention also has the following embodiments in addition to the above:
in a further embodiment of the present invention, the contact portion 43 is formed on an end of the spiral vane 402 away from the exhaust port 21, the contact portion 43 has at least one vertical contact surface 404 and at least one spiral connection surface 405, one end of the vertical contact surface 404 is connected to the spiral connection surface 405, a chamfer structure 7 is formed at a connection position of the vertical contact surface 404 and the spiral connection surface 405, the chamfer structure 7 has an abutting surface, the abutting surface 7 abuts against the stop portion 3, and the abutting surface and an axis of the oil separation passage 24 form an included angle of 20 °. Further, the oil separation core rod 4 is convenient to mount and axially position, and noise generation in operation is reduced.
Further, as a preferred embodiment, the stopper 3 is an annular surface, and the outer edge of the annular surface is protruded toward the exhaust port 21 relative to the inner edge of the annular surface. Further, thereby matching the above-described chamfered structure 7.
Further, as a preferred embodiment, the radial width of the chamfer structure 7 along the oil passage 24 is less than 0.5 mm.
Further, as a preferred embodiment, the spiral blade 402 includes four interconnected spiral parts, the four spiral parts are of an integral structure, and the four spiral parts are uniformly arranged along the circumferential direction of the pipe 401, in other words, as shown in fig. 2, the overall outer contour of the four spiral parts is of a special rectangular shape with spiral twist, and the middle part of each spiral part along the width direction is recessed relative to the two sides.
Further, as a preferred embodiment, one end of each two adjacent spiral parts near the stopping part 3 is formed with the above-mentioned chamfer structure 7, and the four chamfer structures 7 form the contact part 43.
In a further embodiment of the present invention, an oil storage chamber 26 is formed in a side of the oil housing 23 away from the exhaust port 21, an oil outlet 27 is opened at an end of the third channel portion 243 away from the second channel portion 242, the oil storage chamber 26 is communicated with the third channel portion 243 through the oil outlet 27, and an inner contour of the oil outlet 27 is smaller than an inner contour of the third channel portion 243. Further, the oil outlet 27 is used to lead out the separated lubricating oil into the oil reservoir 26.
In a further embodiment of the present invention, a pipe may be provided on a side of the oil chamber 26 adjacent to the compressor body to connect with other oil supply devices in the compressor.
Further, as a preferred embodiment, the oil supply device is an oil pool and a corresponding oil pump arranged at the bottom inside the housing 1, and the oil pump delivers the lubricating oil to the eccentric bearing member at the orbiting scroll through an output pipe.
In a further embodiment of the present invention, an outer wall of the end of the oil dividing plug 4 close to the exhaust port 21 is press-fitted into an inner wall of the oil dividing passage 24 to fix the oil dividing plug 4 in the oil dividing passage 24. Further, the second channel portion 242, specifically the fixing sleeve 403, is press-fixed to each other.
In a further embodiment of the present invention, the oil separating rod 4 is made of aluminum material or oil-resistant and refrigerant-resistant polymer material.
In a further embodiment of the present invention, the method further comprises: the C-shaped clamp spring 5, a clamping groove 6 is formed at the joint of the first channel part 241 and the second channel part 242 in an outward extending mode along the radial direction, and the C-shaped clamp spring 5 is installed in the clamping groove 6 and abuts against one end, close to the exhaust port 21, of the oil content core rod 4. Further, interference extrusion force between the oil content core rod 4 and the oil content channel 24 can be reduced in a matched mode, and therefore installation is facilitated.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. A compressor with built-in oil, comprising:
a compressor body;
the compressor comprises a shell, a compressor body, a front shell part, an exhaust port and an exhaust cavity, wherein the compressor body is arranged in the shell, one side of the shell, which is close to a fixed scroll of the compressor body, is formed with the front shell part, the front shell part is provided with the exhaust port, and the exhaust cavity is formed between the front shell part and the fixed scroll;
the oil separation shell is arranged on one side, close to the static vortex, of the front shell part, an oil separation channel is formed between the oil separation shell and the front shell part, one end of the oil separation channel is communicated with the exhaust port, a stopping part is arranged in the oil separation channel, an oil separation inlet is formed in the oil separation shell, and the oil separation inlet is communicated with the oil separation channel and the exhaust cavity;
the oil content core rod is installed in the oil content channel, an exhaust channel is formed in the oil content core rod and communicated with the other end of the oil content channel and the exhaust port, a spiral channel is formed between the outer side of the oil content core rod and the oil content channel, one end of the spiral channel is communicated with the other end of the oil content channel, the other end of the spiral channel is communicated with the oil content inlet, a contact part is arranged on the oil content core rod, and the contact part abuts against the stopping part.
2. The compressor with built-in oil according to claim 1, wherein the oil containment is of an integral structure with the outer shell.
3. The compressor with built-in oil according to claim 1, wherein the oil passage includes a first passage portion, a second passage portion and a third passage portion connected in this order, the oil plug is installed in the second passage portion and the third passage portion, and an end of the first passage portion, which is far from the second passage portion, is provided through the housing and forms the gas discharge port.
4. The compressor with built-in oil according to claim 3, wherein an inner contour of the first passage portion is larger than an inner contour of the second passage portion, the inner contour of the second passage portion is larger than an inner contour of the third passage portion, and the stopper is formed between the second passage portion and the third passage portion.
5. The oil content compressor according to claim 4, wherein the oil content core rod comprises a tube body, a helical blade and a fixing sleeve in an integrated structure, the tube body is disposed in the oil content passage, the exhaust passage is formed in the tube body, the helical blade is sleeved outside the middle of the tube body, the fixing sleeve is sleeved on the outer side of one end of the tube body close to the exhaust port, one end of the tube body is disposed in the third passage, and the helical blade and the fixing sleeve are both disposed in the second passage.
6. The compressor with built-in oil according to claim 4, wherein the contact portion is formed at an end of the spiral vane away from the exhaust port, the contact portion has at least one vertical contact surface and at least one spiral connection surface, one end of the vertical contact surface is connected to the spiral connection surface, a chamfer structure is formed at a connection position of the vertical contact surface and the spiral connection surface, the chamfer structure has an abutting surface, the abutting surface abuts against the stop portion, and the abutting surface is arranged at an included angle of 20 ° with an axis of the oil passage.
7. The oil-filled compressor according to claim 3, wherein an oil reservoir is formed in a side of the oil casing away from the gas outlet, an oil outlet is formed at an end of the third passage portion away from the second passage portion, the oil reservoir is communicated with the third passage portion through the oil outlet, and an inner contour of the oil outlet is smaller than an inner contour of the third passage portion.
8. The oil-containing compressor according to claim 1, wherein an outer wall of an end of the oil rod close to the gas discharge port is in interference press-fit with an inner wall of the oil passage to fix the oil rod in the oil passage.
9. The compressor with built-in oil according to claim 1, wherein the oil core rod is made of aluminum material or oil-resistant and refrigerant-resistant polymer material.
10. The compressor with built-in oil according to claim 3, further comprising: the C-shaped clamp spring is arranged in the clamping groove and abuts against one end, close to the exhaust port, of the oil content core rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110595259.5A CN113294340A (en) | 2021-05-28 | 2021-05-28 | Compressor with built-in oil content |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110595259.5A CN113294340A (en) | 2021-05-28 | 2021-05-28 | Compressor with built-in oil content |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113294340A true CN113294340A (en) | 2021-08-24 |
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ID=77326205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110595259.5A Pending CN113294340A (en) | 2021-05-28 | 2021-05-28 | Compressor with built-in oil content |
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| Country | Link |
|---|---|
| CN (1) | CN113294340A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024060638A1 (en) * | 2022-09-21 | 2024-03-28 | 上海海立新能源技术有限公司 | Oil separation cover and scroll compressor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007001034A1 (en) * | 2005-06-29 | 2007-01-04 | Keihin Corporation | Scroll compressor |
| CN111156168A (en) * | 2020-01-21 | 2020-05-15 | 上海海立新能源技术有限公司 | Compressor with a compressor housing having a plurality of compressor blades |
| CN212389514U (en) * | 2020-01-21 | 2021-01-22 | 上海海立新能源技术有限公司 | Compressor |
| CN217152306U (en) * | 2021-05-28 | 2022-08-09 | 上海海立新能源技术有限公司 | Compressor with built-in oil content |
-
2021
- 2021-05-28 CN CN202110595259.5A patent/CN113294340A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007001034A1 (en) * | 2005-06-29 | 2007-01-04 | Keihin Corporation | Scroll compressor |
| CN111156168A (en) * | 2020-01-21 | 2020-05-15 | 上海海立新能源技术有限公司 | Compressor with a compressor housing having a plurality of compressor blades |
| CN212389514U (en) * | 2020-01-21 | 2021-01-22 | 上海海立新能源技术有限公司 | Compressor |
| CN217152306U (en) * | 2021-05-28 | 2022-08-09 | 上海海立新能源技术有限公司 | Compressor with built-in oil content |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024060638A1 (en) * | 2022-09-21 | 2024-03-28 | 上海海立新能源技术有限公司 | Oil separation cover and scroll compressor |
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