CN205446041U - Compressor structure - Google Patents
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- CN205446041U CN205446041U CN201620294880.2U CN201620294880U CN205446041U CN 205446041 U CN205446041 U CN 205446041U CN 201620294880 U CN201620294880 U CN 201620294880U CN 205446041 U CN205446041 U CN 205446041U
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Abstract
The utility model provides a compressor structure, including bent axle (1) and the compressor pump body (2), the compressor pump body includes cylinder (3), well cylinder (4) and lower cylinder (5), and first order varactor jar is for being located bent axle (1) axis direction topmost go up cylinder (3), the non - varactor jar of the first order is for being located bent axle (1) axis direction middle part well cylinder (4), second level jar is for being located bent axle (1) axis direction bottom lower cylinder (5). Through the utility model discloses can make high temperature high -pressure gas, especially refrigerant after the compression of the compressor pump body gaseous, discharging to the gas vent at compressor housing top in the direct compressor pump body top of comparing among the prior art of following, has increased high temperature high -pressure gas's flow path effectively, and then reduced high temperature high -pressure gas's temperature for the refrigerant can be reduced by cooling, exhaust temperature at discharge process to some extent.
Description
Technical field
This utility model belongs to Compressor Technology field, is specifically related to a kind of compressor arrangement.
Background technology
Compressor arrangement of the prior art, in especially three cylinder compressors, lower cylinder designs according to one-level transfiguration cylinder, middle cylinder designs according to non-transfiguration single-stage cylinder, upper cylinder designs as twin-stage cylinder, compressor can carry out twin-tub on-mode, triplex mode operation, at present this scheme there is problems in that 1, compressor displacement big, compressor air-discharging directly discharges compressor by upper flange through motor, coolant discharge process is without cooling, and delivery temperature is high；2, under twin-tub pattern, in, upper rotor part bias be positioned at the homonymy of shaft axis, cause compressor noise vibration bigger.
Owing to compressor arrangement of the prior art is owing to existing coolant discharge process without cooling, the technical problems such as delivery temperature is high, therefore this utility model research design goes out a kind of compressor arrangement.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome compressor arrangement of the prior art to there is coolant discharge process without cooling, the defect that delivery temperature is high, thus provides a kind of compressor arrangement.
This utility model also provides for a kind of compressor arrangement, including bent axle and compressor pump, wherein said compressor pump includes upper cylinder, middle cylinder and lower cylinder, and first order transfiguration cylinder is the described upper cylinder being positioned at described crankshaft center line direction topmost, the first order non-transfiguration cylinder is to be positioned at the described middle cylinder in the middle part of described crankshaft center line direction, and second level cylinder is the described lower cylinder being positioned at bottom, described crankshaft center line direction.
Preferably, the air inlet of described upper cylinder connects the first low-pressure admission passage of described compressor arrangement, the air inlet of described middle cylinder connects the second low-pressure admission passage of described compressor arrangement, and the described outlet passageway of upper cylinder connects with the outlet passageway of described middle cylinder, converge pressure exhaust passage in formation.
Preferably, the air inlet connection medium pressure exhaust passage of described lower cylinder, air vent connects the high pressure gas passage of described compressor pump.
Preferably, also include being arranged at the oil sump bottom described compressor arrangement, and described high pressure gas passage is connected with described oil sump.
Preferably, also include the oil sump being arranged at bottom described compressor arrangement and be arranged at the deafener of compressor pump interior lower end, and described deafener is arranged between described high pressure gas passage and described oil sump and is connected with the two simultaneously.
Preferably, also include the oil sump being arranged at bottom described compressor arrangement and the acoustic filter being arranged in oil sump, and described high pressure gas passage is connected with described acoustic filter.
Preferably, the crankshaft eccentric portion in described middle cylinder and the crankshaft eccentric portion in described lower cylinder relative to crankshaft center line become 180 degree positioned opposite.
Preferably, the crankshaft eccentric portion in described upper cylinder and the crankshaft eccentric portion in described middle cylinder relative to crankshaft center line become 180 degree positioned opposite.
Preferably, the Gas-supplying enthalpy-increasing passage being connected with the inlet end of the exhaust end of described upper cylinder, the exhaust end of described middle cylinder and/or described lower cylinder is also included.
Preferably, also include being positioned at the upper flange of described upper cylinder upper end and being positioned at the cover plate of upper flange upper end, also include being arranged at pin and the spring structure being arranged in described cover plate and be connected with described pin in described upper flange；And/or, also including being arranged on the air accumulator outside described compressor arrangement, described air accumulator is connected with described Gas-supplying enthalpy-increasing passage；And/or, also include being arranged at the fluid reservoir outside described compressor arrangement, when having the first low-pressure admission passage and the second low-pressure admission passage, described first low-pressure admission passage and described second low-pressure admission passage are all communicated in described fluid reservoir.
A kind of compressor arrangement that this utility model provides has the advantages that
1. by adjusting the arrangement of cylinder body in compressor pump, the first order transfiguration cylinder of compressor will arrange and be positioned at the upper end of compressor pump, the first order non-transfiguration cylinder is arranged at middle part, second level cylinder is arranged at lower end, enable to the high temperature and high pressure gas after compressor pump compresses, especially refrigerant gas, it is expelled to compressor pump interior bottom portion by being positioned at the second level cylinder of lower end, and then move up from the discharge of pump housing top from pump body again, and then along the air vent discharge of case top, direct for compressor pump top is expelled to the air vent at compressor housing top in compared to existing technology, effectively increase the flow path of high temperature and high pressure gas, and then significantly reduce the temperature of high temperature and high pressure gas, coolant can be cooled in discharge process, delivery temperature decreases；
2. by the way of the high pressure gas passage of compressor pump is connected with the oil sump of compressor arrangement interior bottom portion, by oil, the exhaust gas of high temperature can be lowered the temperature, effectively further reduce the delivery temperature of compressor, solve the problem that huge discharge compressor exhaust temperature is too high further；
3, by the heating to oil sump of the high-temperature exhaust air temperature, it is also possible to effectively reduce the coolant dissolubility at oil sump, reduce the content of coolant in refrigeration oil, improve compressor lubrication effect；
4. by the crankshaft eccentric portion in the middle cylinder of compressor and the crankshaft eccentric portion in described lower cylinder are become relative to crankshaft center line 180 degree positioned opposite by the way of, it is possible to the running making compressor is more steady, and noise and vibration is the least.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of existing compressor arrangement；
Fig. 2 is the cross-sectional view in the A-A direction of Fig. 1；
Fig. 3 is internal structure and the partial cutaway view schematic of the compressor pump of Fig. 2；
Fig. 4 is the structural representation in the C-C direction in Fig. 3；
Fig. 5 is the plan structure schematic diagram of compressor arrangement of the present utility model；
Fig. 6 is the cross-sectional view in the A-A direction of Fig. 5；
Fig. 7 is internal structure and the partial cutaway view schematic of the compressor pump of Fig. 6；
Fig. 8 is the structural representation in the D-D direction in Fig. 7；
Fig. 9 is the generalized section in axial direction of the upper flange component in Fig. 7；
Figure 10 is the left view of the upper flange component in Fig. 7.
In figure, reference is expressed as:
1 bent axle, 2 compressor pumps, 3 upper cylinders, cylinder in 4,5 lower cylinders, 6A the first low-pressure admission passage, 6B the second low-pressure admission passage, 7 pins, 8 spring structures, 9 air accumulators, 10 fluid reservoirs, 11 upper flanges, 12 lower flanges, 13 cover plates.
Detailed description of the invention
As shown in Figure 5-10, this utility model provides a kind of compressor arrangement (preferably rolling rotor compressor), including bent axle 1 and compressor pump 2, wherein said compressor pump includes the triplex structure being made up of upper cylinder 3, middle cylinder 4 and lower cylinder 5, and first order transfiguration cylinder is the described upper cylinder 3 being positioned at described bent axle 1 axis direction topmost, the first order non-transfiguration cylinder is to be positioned at the described middle cylinder 4 in the middle part of described bent axle 1 axis direction, and second level cylinder is the described upper cylinder 5 being positioned at described bent axle 1 axis direction bottom.
By adjusting the arrangement of cylinder body in compressor pump, the first order transfiguration cylinder of compressor will arrange and be positioned at the upper end of compressor pump, the first order non-transfiguration cylinder is arranged at middle part, second level cylinder is arranged at lower end, enable to the high temperature and high pressure gas after compressor pump compresses, especially refrigerant gas, it is expelled to compressor pump interior bottom portion by being positioned at the second level cylinder of lower end, and then move up from the discharge of pump housing top from pump body again, and then along the air vent discharge of case top, direct for compressor pump top is expelled to the air vent at compressor housing top in compared to existing technology, effectively increase the flow path of high temperature and high pressure gas, and then significantly reduce the temperature of high temperature and high pressure gas, coolant can be cooled in discharge process, delivery temperature decreases.
Preferably, the air inlet of described upper cylinder 3 connects the first low-pressure admission passage 6A of described compressor arrangement, the air inlet of described middle cylinder 4 connects the second low-pressure admission passage 6B of described compressor arrangement, and the described outlet passageway of upper cylinder 3 connects with the outlet passageway of described middle cylinder 4, converge pressure exhaust passage in formation.Such structure is set and connected mode can effectively make to be formed between first order transfiguration cylinder and the first order non-transfiguration cylinder parallel connection, effectively the capacity of the gas especially refrigerant gas of compressor arrangement can be adjusted, i.e. transfiguration regulation (preferably switching between load and unloading by regulation first order transfiguration cylinder).
Preferably, the air inlet connection medium pressure exhaust passage of described lower cylinder 5, air vent connects the high pressure gas passage of described compressor pump.Such connection set-up mode makes to be compressed in the lower cylinder that first order compressed gas can effectively enter compressor pump, i.e. second level cylinder body so that compressor can carry out two-stage compression, be effectively improved the compression ratio of gas especially refrigerant gas.
Preferably, also include the oil sump (not shown in figure, specifically oil sump arranges the bottom being positioned at compressor) being arranged at bottom described compressor arrangement, and described high pressure gas passage is connected with described oil sump.By the way of the high pressure gas passage of compressor pump is connected with the oil sump of compressor arrangement interior bottom portion, by oil, the exhaust gas of high temperature can be lowered the temperature, effectively further reduce the delivery temperature of compressor, solve the problem that huge discharge compressor exhaust temperature is too high further；By the heating to oil sump of the high-temperature exhaust air temperature, it is also possible to effectively reduce the coolant dissolubility at oil sump, reduce the content of coolant in refrigeration oil, improve compressor lubrication effect；
Gas (especially refrigerant gas) in compressor pump is after compressing through twin-stage (including Large Copacity triplex and low capacity twin-tub), and the delivery temperature of high temperature is by discharging compressor through compressor upper space again after lower flange aerofluxus after oil sump cools down.
Preferably, also include that the deafener being arranged at compressor pump 2 interior lower end is (not shown in figure, specifically it is arranged at pump housing lower end, is fixed on lower flange), and described deafener is arranged between described high pressure gas passage and described oil sump and is connected with the two simultaneously.By the deafener being arranged between high pressure gas passage and oil sump and make the two connect, the gas (especially refrigerant gas) of the High Temperature High Pressure that can compression be gone out carries out sound deadening, significantly reduce vibration and noise, and by the gas communication of the sound that disappeared to oil sump, and then further gas lowered the temperature, oil sump heated simultaneously, reduce delivery temperature and improve lubricant effect.
Preferably, also include the oil sump being arranged at bottom described compressor arrangement and the acoustic filter (not shown) being arranged in oil sump, and described high pressure gas passage is connected with described acoustic filter.By the deafener arranged within oil sump and make high pressure gas passage connect with acoustic filter, the gas (especially refrigerant gas) of the High Temperature High Pressure that can compression be gone out carries out sound deadening, significantly reduce vibration and noise, and by the gas communication of the sound that disappeared to oil sump, and then further gas lowered the temperature, oil sump heated simultaneously, reduce delivery temperature and improve lubricant effect.Further preferred described deafener is immersed in the described oil sump of described compressor arrangement interior bottom portion.
Preferably, the crankshaft eccentric portion in described middle cylinder 4 and the crankshaft eccentric portion in described lower cylinder 5 relative to bent axle 1 axis become 180 degree positioned opposite.By the crankshaft eccentric portion in the middle cylinder of compressor and the crankshaft eccentric portion in described lower cylinder are become relative to crankshaft center line 180 degree positioned opposite by the way of, it is possible to the running making compressor is more steady, and noise and vibration is the least.Under twin-tub pattern, middle cylinder and lower cylinder are working chamber, under, middle bias is according to 180 ° of opposed designs so that compressor runs more steady in such a mode, and noise and vibration is less.
Preferably, the crankshaft eccentric portion in described upper cylinder 3 and the crankshaft eccentric portion in described middle cylinder 4 relative to bent axle 1 axis become 180 degree positioned opposite.By the crankshaft eccentric portion in the upper cylinder of compressor and the crankshaft eccentric portion in described middle cylinder are become relative to crankshaft center line 180 degree positioned opposite by the way of, enabling to compressor running under triplex pattern more steady, noise and vibration is the least.Under triplex pattern, upper, middle cylinder and lower cylinder are working chamber, and upper, middle bias is according to 180 ° of opposed designs so that compressor runs more steady in such a mode, and noise and vibration is less.
Preferably, also include the Gas-supplying enthalpy-increasing passage (not shown in figure, particular location, is positioned at below the air accumulator 9 of Fig. 5 and is connected with air accumulator and compressor inside) being connected with the exhaust end of described upper cylinder 3, the described exhaust end of middle cylinder 4 and/or the inlet end of described lower cylinder 5.Effectively intergrade to two-stage compression process effect and the effect of Gas-supplying enthalpy-increasing can be realized by arranging Gas-supplying enthalpy-increasing passage in above-mentioned position.
Preferably, also include the upper flange 11 being positioned at described upper cylinder 3 upper end and be positioned at the cover plate 13 of described upper flange upper end, the spring structure 8 also including the pin 7 being arranged in described upper flange 11 with being arranged in described cover plate 13 and be connected with described pin 7；And/or, also including the air accumulator 9 being arranged on outside described compressor arrangement, described air accumulator 9 is connected with described Gas-supplying enthalpy-increasing passage；And/or, also include the fluid reservoir 10 being arranged at outside described compressor arrangement, when having the first low-pressure admission passage 6A and the second low-pressure admission passage 6B, described first low-pressure admission passage 6A and described second low-pressure admission passage 6B is all communicated in described fluid reservoir 10.Effectively upper cylinder to compressor pump can carry out transfiguration switching by pin and spring structure, i.e. realize the effectively switching (connecting the effect that pressure controls it with communicating pipe by being arranged at the little fluid reservoir as shown on the right side of Fig. 6) between load with unloading；Effectively intermediate compression gas to compressor the effect of Gas-supplying enthalpy-increasing can be carried out by the air accumulator that is connected with Gas-supplying enthalpy-increasing passage, pass through fluid reservoir, especially it is arranged at the liquor separator in fluid reservoir, it is possible to be effectively realized the effect of the low-pressure admission to compressor or feed liquor.
The most of the present utility model operation principle and preferred embodiment are described below
Twin-tub closes when increasing enthalpy operational mode, pin moves downward stuck upper slide plate under the action of the spring, upper slide plate departs from roller, upper cylinder is in Light Condition, the intermediate pressure of middle cylinder exhaust enters lower cylinder and is compressed, the gases at high pressure discharged after compressing by lower cylinder enter bottom silencer, discharge by being arranged in gas passage in Pump Body Parts
Triplex runs to close and increases under enthalpy pattern: introduce gases at high pressure by 8, the effect of pin lower spring, pin solution locks slide plate, upper slide plate and upper roller contact, form compressor chamber, gas after upper cylinder half compresses is compressed with entrance lower cylinder after the gas of middle cylinder compressor mixes, and gases at high pressure enter bottom silencer, discharges by being arranged in gas passage in Pump Body Parts.
Twin-tub is opened and is increased enthalpy pattern: the intermediate pressure that middle cylinder is discharged mixes with through 8 superfeed pressure introduced, and after mixing, gas enters lower cylinder and is compressed machine, discharges.
Triplex is opened and is increased enthalpy pattern: the intermediate pressure that upper cylinder is discharged with middle cylinder mixes with through 8 superfeed pressure introduced, and after mixing, gas enters lower cylinder and is compressed machine, discharges.
Because bottom silencer is immersed in oil sump, mixed high-voltage gas can carry out heat exchange with oil sump, reduce gas temperature, the problem that compressor exhaust temperature is too high, and by the heating to oil sump of the high-temperature exhaust air temperature, can effectively reduce the coolant dissolubility at oil sump, reduce the content of coolant in refrigeration oil, improve compressor lubrication effect.
New solution of the present utility model, designs upper cylinder according to one-level transfiguration cylinder, and middle cylinder design according to non-transfiguration first-stage cylinder, and lower cylinder, as secondary cylinder design, exists advantages below beneficial effect in compressor operating:
1, under twin-tub pattern, under, middle bias according to 180 ° of opposed designs, compressor runs more steady in such a mode, and noise and vibration is more excellent
2., after Two-stage Compression, the delivery temperature of high temperature, by discharging compressor through compressor upper space after oil sump cools down after lower flange aerofluxus, can effectively reduce the delivery temperature of compressor, solves the problem that huge discharge compressor exhaust temperature is too high
3, by the heating to oil sump of the high-temperature exhaust air temperature, can effectively reduce the coolant dissolubility at oil sump, reduce the content of coolant in refrigeration oil, improve compressor lubrication effect.
1, stage compressor transfiguration cylinder is positioned at pump housing upper end
2, compressor is under twin-tub pattern, and middle cylinder and lower cylinder are working chamber, wherein in eccentric and lower bias be arranged symmetrically with according to 180 degree
3, compressor is when twin-tub operational mode, upper cylinder is in Light Condition, the intermediate pressure of middle cylinder exhaust is discharged into bottom silencer after mixing with superfeed pressure after lower cylinder compresses, because bottom silencer is immersed in oil sump, mixed high-voltage gas can carry out heat exchange with oil sump, reduce gas temperature, the problem that compressor exhaust temperature is too high, and by the heating to oil sump of the high-temperature exhaust air temperature, can effectively reduce the coolant dissolubility at oil sump, reduce the content of coolant in refrigeration oil, improve compressor lubrication effect
4, compressor is when triplex operational mode, and upper, middle lower cylinder aerofluxus is discharged after mixing in bottom silencer after gas passage.
Those skilled in the art is it is easily understood that on the premise of not conflicting, above-mentioned each advantageous manner can freely combine, superposition.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; on the premise of without departing from this utility model know-why; can also make some improvement and modification, these improve and modification also should be regarded as protection domain of the present utility model.
Claims (10)
1. a compressor arrangement, including bent axle (1) and compressor pump (2), it is characterized in that: described compressor pump includes upper cylinder (3), middle cylinder (4) and lower cylinder (5), and first order transfiguration cylinder is the described upper cylinder (3) being positioned at described bent axle (1) axis direction topmost, the first order non-transfiguration cylinder is to be positioned at the described middle cylinder (4) in the middle part of described bent axle (1) axis direction, and second level cylinder is the described lower cylinder (5) being positioned at described bent axle (1) axis direction bottom.
Compressor arrangement the most according to claim 1, it is characterized in that: the air inlet of described upper cylinder (3) connects the first low-pressure admission passage (6A) of described compressor arrangement, the air inlet of described middle cylinder (4) connects the second low-pressure admission passage (6B) of described compressor arrangement, and the described outlet passageway of upper cylinder (3) connects with the outlet passageway of described middle cylinder (4), converge pressure exhaust passage in formation.
Compressor arrangement the most according to claim 2, it is characterised in that: the air inlet connection medium pressure exhaust passage of described lower cylinder (5), air vent connects the high pressure gas passage of described compressor pump.
Compressor arrangement the most according to claim 3, it is characterised in that: also include being arranged at the oil sump bottom described compressor arrangement, and described high pressure gas passage is connected with described oil sump.
Compressor arrangement the most according to claim 3, it is characterized in that: also include the oil sump being arranged at bottom described compressor arrangement and be arranged at the deafener of compressor pump (2) interior lower end, and described deafener is arranged between described high pressure gas passage and described oil sump and is connected with the two simultaneously.
Compressor arrangement the most according to claim 3, it is characterised in that: also include the oil sump being arranged at bottom described compressor arrangement and the acoustic filter being arranged in oil sump, and described high pressure gas passage is connected with described acoustic filter.
7. according to the compressor arrangement one of claim 1-6 Suo Shu, it is characterised in that: the crankshaft eccentric portion in described middle cylinder (4) and the crankshaft eccentric portion in described lower cylinder (5) relative to bent axle (1) axis become 180 degree positioned opposite.
Compressor arrangement the most according to claim 7, it is characterised in that: the crankshaft eccentric portion in described upper cylinder (3) and the crankshaft eccentric portion in described middle cylinder (4) relative to bent axle (1) axis become 180 degree positioned opposite.
9. according to claim 1-6, one of 8 described compressor arrangements, it is characterised in that: also include the Gas-supplying enthalpy-increasing passage being connected with the inlet end of the exhaust end of described upper cylinder (3), the exhaust end of described middle cylinder (4) and/or described lower cylinder (5).
Compressor arrangement the most according to claim 9, it is characterized in that: also include being positioned at the upper flange (11) of described upper cylinder (3) upper end and be positioned at the cover plate (13) of described upper flange (11) upper end, the spring structure (8) also including the pin (7) being arranged in described upper flange (11) with being arranged in described cover plate (13) and be connected with described pin (7)；And/or, also including the air accumulator (9) being arranged on outside described compressor arrangement, described air accumulator (9) is connected with described Gas-supplying enthalpy-increasing passage；And/or, also include the fluid reservoir (10) being arranged at outside described compressor arrangement, when having the first low-pressure admission passage (6A) and the second low-pressure admission passage (6B), described first low-pressure admission passage (6A) and described second low-pressure admission passage (6B) are all communicated in described fluid reservoir (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620294880.2U CN205446041U (en) | 2016-04-11 | 2016-04-11 | Compressor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620294880.2U CN205446041U (en) | 2016-04-11 | 2016-04-11 | Compressor structure |
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| Publication Number | Publication Date |
|---|---|
| CN205446041U true CN205446041U (en) | 2016-08-10 |
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| CN201620294880.2U Active CN205446041U (en) | 2016-04-11 | 2016-04-11 | Compressor structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736377A (en) * | 2016-04-11 | 2016-07-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor structure |
| CN108087280A (en) * | 2017-11-20 | 2018-05-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor |
| CN108894986A (en) * | 2018-08-03 | 2018-11-27 | 天津商业大学 | The small cylinder parallel connection compressor with rolling rotor of the one of the symmetrical sliding slot of vertical radial big two |
-
2016
- 2016-04-11 CN CN201620294880.2U patent/CN205446041U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736377A (en) * | 2016-04-11 | 2016-07-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor structure |
| CN108087280A (en) * | 2017-11-20 | 2018-05-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor |
| CN108894986A (en) * | 2018-08-03 | 2018-11-27 | 天津商业大学 | The small cylinder parallel connection compressor with rolling rotor of the one of the symmetrical sliding slot of vertical radial big two |
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