CN208651153U - Multi-cylinder multi-stage compressor and air conditioning system - Google Patents
Multi-cylinder multi-stage compressor and air conditioning system Download PDFInfo
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- CN208651153U CN208651153U CN201821358705.0U CN201821358705U CN208651153U CN 208651153 U CN208651153 U CN 208651153U CN 201821358705 U CN201821358705 U CN 201821358705U CN 208651153 U CN208651153 U CN 208651153U
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- cylinder
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- storing cavity
- compression
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 9
- 230000006835 compression Effects 0.000 claims abstract description 77
- 238000007906 compression Methods 0.000 claims abstract description 77
- 238000005192 partition Methods 0.000 claims abstract description 31
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 239000003507 refrigerant Substances 0.000 abstract description 16
- 238000005461 lubrication Methods 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 32
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a multi-cylinder multistage compressor and air conditioning system, it includes: the air cylinder comprises an upper flange, an upper air cylinder, a partition plate and a lower air cylinder. The upper cylinder is a single-stage compression cavity, and the lower cylinder is divided into a first compression cavity and a second compression cavity. A first-stage gas storage cavity and a second-stage gas storage cavity are arranged in the partition board. The gas sucked into the first compression cavity by the lower cylinder is compressed by the first stage, then returns to the second compression cavity through the first gas storage cavity, enters the upper cylinder through the second gas storage cavity after being compressed by the second stage, and is discharged by the upper flange after being compressed by the third stage. Meanwhile, a low-temperature medium-pressure refrigerant is introduced through the upper flange to perform primary air supply and enthalpy increase, and a low-temperature medium-pressure refrigerant is introduced through the upper cylinder to perform secondary air supply and enthalpy increase, so that the purpose of double-cylinder three-stage air supply and enthalpy increase compression is achieved. The utility model discloses reduced the compression ratio of cylinder under the super high pressure ratio operating mode, reduced compressor exhaust temperature, improved the pump body lubrication, effectively solved super low temperature heating operating mode under compressor exhaust temperature too high, the lubricated not enough equal reliability problem of pump body.
Description
Technical field
The utility model relates to compressor of air conditioner field more particularly to a kind of multiple cylinder multiple level Gas-supplying enthalpy-increasing compressors and tool
There is the air-conditioning system of the compressor.
Background technique
Since northern environment temperature is low, the Gas-supplying enthalpy-increasing technology of heat pump system single-stage and Two-stage Compression is suggested, for mentioning
The low-temperature heating ability of high air-conditioning system.But mono-/bis-grade compressor Gas-supplying enthalpy-increasing technology can exist in the operating condition of super-pressure ratio
Integrity problem, compressor single-stage Gas-supplying enthalpy-increasing technology especially cause anxiety.The pressure ratio of general compressor will appear greatly delivery temperature mistake
High, motor demagnetization, Pump Body Parts expand excessive and lack of lubrication, and a series of integrity problems such as abrasion is caused to occur.Such as Fig. 1 institute
Show, is existing single cylinder single-stage Gas-supplying enthalpy-increasing compressor 06 comprising cylinder 01,02 and of upper flange for being respectively arranged on cylinder upper and lower side
Lower flange 03, the dispenser 04 being connected to 01 left side suction hole of cylinder, the tonifying Qi liquid separation being connected to 03 right side gas supplementing opening of lower flange
Device 05.The gas for filling into lower flange 03 can enter the compression chamber of cylinder.Such heat pump structure is under high pressure ratio operating condition, cylinder
Compression ratio it is big, inspiratory flow is smaller, and refrigerant weakens Pump Body Parts cooling effect, meanwhile, compressor exhaust temperature is high, compression
Machine is uneven, torque increases, and Pump Body Parts expansion is excessive, and pump housing lack of lubrication is caused to cause to wear.
Therefore, how to overcome existing mono-/bis-grade Gas-supplying enthalpy-increasing compressor under the operating condition of super-pressure ratio, operational reliability drop
Low defect is industry urgent problem to be solved.
Utility model content
The utility model mends enthalpy-increasing compressor under the operating condition of super-pressure ratio to solve existing mono-/bis-grade, reliable for operation
Property the technical issues of reducing, propose it is a kind of be suitable under ultralow temperature (i.e. super-pressure ratio) heating condition, high more of operational reliability
Cylinder compound compressor and air-conditioning system.
The utility model proposes a kind of multiple cylinder multiple level compressor comprising: upper flange, upper cylinder, partition and lower cylinder.
The upper cylinder is single stage compress chamber, and lower cylinder is divided into the first compression chamber and the second compression chamber, is equipped with one in the partition
Grade air storing cavity and second level air storing cavity；The lower cylinder sucks the gas of the first compression chamber after one stage of compression, via described one
Grade air storing cavity returns to the second compression chamber, through entering the upper cylinder by the second level air storing cavity after two-stage compression, through three
It is discharged after grade compression by the upper flange.
Preferably, the gas filled by the upper flange level-one enters one in the partition by the upper cylinder
Grade air storing cavity.
Preferably, the gas of the second level air storing cavity discharge in the gas and the partition filled by the upper cylinder second level converges
It closes, enters back into the upper cylinder.
Preferably, the upper flange is equipped with: the level-one air supply passage being connected to the level-one air storing cavity of the partition and institute
State the gas vent of upper cylinder connection.
Preferably, the upper cylinder is equipped with: second level tonifying Qi suction hole, the three-level that is connected to the gas vent of the upper flange
Exhaust outlet, the three-level suction hole that second level tonifying Qi suction hole is connected to the second level air storing cavity of the partition, by the upper flange
The gas passage that level-one air supply passage is connected to the level-one air storing cavity of partition.
Preferably, the partition is made of upper spacer and lower clapboard, and the level-one gas storage is formed between upper lower clapboard
Chamber and second level air storing cavity.
Preferably, the upper spacer is equipped with: be connected to the gas passage of the upper cylinder level-one tonifying Qi hole, with it is described on
The secondary exhaust hole of the three-level suction hole connection of cylinder.
Preferably, the lower clapboard is equipped with: the level-one air storing cavity is connected to first compression chamber of lower cylinder
Level-one suction hole；The level-one gas vent that the level-one air storing cavity is connected to second compression chamber of lower cylinder；By lower cylinder
The second level suction hole that two compression chambers are connected to the second level air storing cavity.
Preferably, the lower cylinder is equipped with: the level-one suction hole being connected to first compression chamber and the lower clapboard
Level-one suction hole connection level-one exhaust beveling slot, be connected to the level-one gas vent of the lower clapboard second level air entry, and
The secondary exhaust of the second level suction hole connection of the lower clapboard chamfers slot；It is additionally provided with bivalve film trap.
The utility model also proposed a kind of air-conditioning system comprising multiple cylinder multiple level compressor provided by the utility model.
The utility model uses upper cylinder single stage compress, the structure of lower cylinder single cylinder Two-stage Compression.It can be drawn by upper flange
Enter to press refrigerant to carry out level-one Gas-supplying enthalpy-increasing in low temperature, and mixed with by the refrigerant of lower cylinder one stage of compression, again returns to lower gas
Cylinder carries out two-stage compression.Can also be introduced by upper cylinder in low temperature press refrigerant carry out second level Gas-supplying enthalpy-increasing, and with pass through lower gas
After the refrigerant mixing of cylinder Two-stage Compression, finally enters upper cylinder and carry out three stage compression, it is thus achieved that twin-tub three-level Gas-supplying enthalpy-increasing
The purpose of compression.The utility model reduces the compression ratio in super-pressure ratio (ultralow temperature) operating condition lower cylinder, reduces compressor
Delivery temperature improves pump housing lubrication, efficiently solves compressor excessive discharge temperature under ultralow temperature heating condition, pump housing lubrication
Insufficient equal integrity problems.
Detailed description of the invention
Fig. 1 is the cross-sectional view of existing Gas-supplying enthalpy-increasing compressor；
Fig. 2 is the cross-sectional view of the utility model preferred embodiment；
Fig. 3 is the schematic diagram of upper spacer in Fig. 2；
Fig. 4 is the stereoscopic schematic diagram of lower clapboard in Fig. 2；
Fig. 5 is the stereoscopic schematic diagram of lower cylinder in Fig. 2.
Specific embodiment
The utility model is further described below with reference to embodiment and attached drawing.Defined below, gas enters one and holds
The mouth of chamber is suction hole or mouth, goes out to be gas vent or notch.
As shown in Fig. 2 ~ Fig. 5, a kind of multiple cylinder multiple level compressor preferred embodiment provided by the utility model are as follows: twin-tub three-level
Gas-supplying enthalpy-increasing compressor 100 comprising: upper flange 1, upper cylinder 2, partition, lower cylinder 5 and lower flange 6.Upper cylinder 2 is single-stage
The compression chamber of compression chamber, lower cylinder 5 is Two-stage Compression chamber, i.e., is divided into the first compression chamber and the second compression chamber by double slide plates.Every
The second level air storing cavity 34 of level-one air storing cavity 33 and left side in plate equipped with right side.When work, the first compression chamber is sucked by lower cylinder 5
Gas after one stage of compression, the second compression chamber of lower cylinder 5 is again returned to via the level-one air storing cavity 33 in partition, through second level
Through entering the compression chamber of upper cylinder 2 by the second level air storing cavity 34 in partition after compression, it is discharged after three stage compression by upper flange 1.
In the present embodiment, the crankshaft 101 of the compressor 100 extends outwardly as motor shaft, and stator and rotor constitute compressor
Motor part.After motor powers on, the crankshaft 101 with roller will be driven around the center axis thereof of oneself.It is described every
Plate is made of upper spacer 3 and lower clapboard 4, and upper spacer is equipped with groove, and upper and lower partition stacking forms right side therebetween
The second level air storing cavity 34 of level-one air storing cavity 33 and left side.One be connected to the level-one air storing cavity 33 of partition is equipped on the right side of upper flange 1
Grade air supply passage 11, which connect with external tonifying Qi dispenser (not shown) and the gas with upper cylinder 2
Body channel 23 is connected to the level-one tonifying Qi hole 32 of upper spacer 3.The gas filled by 1 level-one air supply passage 11 of upper flange, in process
Cylinder enters the level-one air storing cavity 33 on the right side of partition, it can be achieved that the Gas-supplying enthalpy-increasing being vented to level-one.Upper flange 1 is additionally provided with and upper gas
The gas vent 12 of the compression chamber connection of cylinder 2.The left side of upper cylinder 2 be equipped with second level tonifying Qi suction hole 21, upper cylinder is additionally provided with: with it is upper
Three-level exhaust outlet 22 that the gas vent 12 of flange 1 is connected to, by the second level air storing cavity 34 on the left of second level tonifying Qi suction hole 21 and partition
The three-level suction hole of connection, there are also the gases for being connected to the level-one air supply passage 11 of upper flange 1 with the level-one air storing cavity 33 of partition
Channel 23.The second level air storing cavity 34 in gas and partition filled by the second level tonifying Qi suction hole 21 of upper cylinder 2 be discharged through two
The gas of grade compression converges, and the compression chamber for entering back into upper cylinder 2 carries out three stage compression.Upper cylinder 2 carry out second level tonifying Qi, it can be achieved that
To the Gas-supplying enthalpy-increasing of secondary exhaust.Fig. 3, Fig. 4 please be read, upper spacer 3 is equipped with the level-one being connected to the gas passage 11 of upper cylinder 2 and mends
Stomata 32, the secondary exhaust hole 31 being connected to equipped with the three-level suction hole with upper cylinder 2.Lower clapboard 4 is equipped with: by level-one air storing cavity 33
The level-one suction hole 41 being connected to 5 first compression chamber of lower cylinder；Level-one air storing cavity 33 is connected to 5 second compression chamber of lower cylinder
Level-one gas vent 42；The second level suction hole 43 that 5 second compression chamber of lower cylinder is connected to the second level air storing cavity 34 of partition.It please read figure
5, lower cylinder 5 is equipped with: the level-one suction hole 51 that is connected to its first compression chamber is connected to the level-one suction hole 41 of lower clapboard 4
Level-one exhaust beveling slot 52, the second level air entry 53 being connected to the level-one gas vent 42 of lower clapboard 4, the second level suction with lower clapboard 4
The secondary exhaust that stomata 43 is connected to chamfers slot 54.Lower cylinder further includes the bivalve film trap 55 of radial symmetric setting, can be in the slot
Double slide plates are set and the compression chamber of lower cylinder 5 is separated into the first compression chamber and the second compression chamber, to carry out to the double of refrigerant
Grade compression.The utility model also proposed a kind of air-conditioning system that can be used as heat pump under ultralow-temperature operation conditions comprising this is practical
The multiple cylinder multiple level compressor of novel offer.
As shown in Fig. 2 ~ Fig. 5, the operational process of the twin-tub three-level Gas-supplying enthalpy-increasing compressor of the utility model is as follows: compressor
The refrigerant of 100 right side dispensers 200 sucks the first compression chamber by the level-one suction hole 51 of lower cylinder 5, by one after one stage of compression
Grade exhaust beveling slot 52 be discharged, by 4 level-one suction hole 41 of lower clapboard enter partition in right side level-one air storing cavity 33, and with by
Refrigerant mixing is pressed in the low temperature for the external tonifying Qi dispenser (not shown) that the level-one air supply passage 11 of upper flange 1 is introduced into, and
By the level-one gas vent 42 by lower clapboard 4 by the second level air entry 53 of lower cylinder 5 enter the second compression chamber of lower cylinder 5 into
Row two-stage compression.Refrigerant through two-stage compression is discharged via the secondary exhaust beveling slot 54 of lower cylinder 5, and passes through lower clapboard 4
Second level air entry 43 via left side in partition second level air storing cavity 34, by the secondary exhaust hole 31 of upper spacer 3 with by upper cylinder 2
The low temperature of second level tonifying Qi dispenser 300 that is introduced into of second level tonifying Qi air entry 21 in after pressure refrigerant mixing, into the pressure of upper cylinder 2
Contracting chamber carries out three stage compression, and the gas after three stage compression is discharged by the exhaust outlet 12 of upper flange 1.
The utility model uses upper cylinder single stage compress, the structure of lower cylinder single cylinder Two-stage Compression.It can be drawn by upper flange
Enter to press refrigerant to carry out level-one Gas-supplying enthalpy-increasing in low temperature, and mixed with by the refrigerant of lower cylinder one stage of compression, again returns to lower gas
Cylinder carries out two-stage compression.Can also be introduced by upper cylinder in low temperature press refrigerant carry out second level Gas-supplying enthalpy-increasing, with pass through lower cylinder
After the refrigerant mixing of Two-stage Compression, three stage compression is carried out into upper cylinder, is achieved in the mesh of twin-tub three-level Gas-supplying enthalpy-increasing compression
's.The utility model reduces the compression ratio in ultralow-temperature operation conditions lower cylinder, reduces compressor exhaust temperature, improves the pump housing
Lubrication, efficiently solve compressor excessive discharge temperature under ultralow temperature heating condition, pump housing lack of lubrication etc. integrity problems.
Embodiment described above is primarily to illustrate the creating conception of the utility model, it is noted that for this
For the those of ordinary skill in field, without departing from the concept of the premise utility, several deformations can also be made and changed
Into these are all within the protection scope of the present invention.
Claims (10)
1. a kind of multiple cylinder multiple level compressor, including upper flange, upper cylinder, partition and lower cylinder, which is characterized in that the upper gas
Cylinder is single stage compress chamber, and lower cylinder is divided into the first compression chamber and the second compression chamber, be equipped in the partition level-one air storing cavity and
Second level air storing cavity；The lower cylinder sucks the gas of the first compression chamber after one stage of compression, returns via the level-one air storing cavity
Second compression chamber is returned to, through entering the upper cylinder by the second level air storing cavity after two-stage compression, through three-level
It is discharged after compression by the upper flange.
2. multiple cylinder multiple level compressor as described in claim 1, which is characterized in that the gas filled by the upper flange level-one,
Enter the level-one air storing cavity in the partition by the upper cylinder.
3. multiple cylinder multiple level compressor as claimed in claim 2, which is characterized in that the gas filled by the upper cylinder second level with
The gas of second level air storing cavity discharge in the partition converges, and enters back into the upper cylinder.
4. multiple cylinder multiple level compressor as claimed in claim 3, which is characterized in that the upper flange is equipped with and the partition
The level-one air supply passage of level-one air storing cavity connection is additionally provided with the gas vent being connected to the upper cylinder.
5. multiple cylinder multiple level compressor as claimed in claim 4, which is characterized in that the upper cylinder is equipped with: second level tonifying Qi is inhaled
Stomata, the three-level exhaust outlet being connected to the gas vent of the upper flange store up the second level of second level tonifying Qi suction hole and the partition
The three-level suction hole of air cavity connection leads to the gas that the level-one air supply passage of the upper flange is connected to the level-one air storing cavity of partition
Road.
6. multiple cylinder multiple level compressor as claimed in claim 5, which is characterized in that the partition is by upper spacer and lower clapboard structure
At forming the level-one air storing cavity and second level air storing cavity between upper lower clapboard.
7. multiple cylinder multiple level compressor as claimed in claim 6, which is characterized in that the upper spacer is equipped with: with the upper gas
The secondary exhaust hole that the gas passage of cylinder is connected to level-one tonifying Qi hole, is connected to the three-level suction hole of the upper cylinder.
8. multiple cylinder multiple level compressor as claimed in claim 7, which is characterized in that the lower clapboard is equipped with: by the level-one
The level-one suction hole that air storing cavity is connected to first compression chamber of lower cylinder；By the level-one air storing cavity and the lower cylinder second
The level-one gas vent of compression chamber connection；The second level suction hole that the second compression chamber of lower cylinder is connected to the second level air storing cavity.
9. multiple cylinder multiple level compressor as claimed in claim 8, which is characterized in that the lower cylinder is equipped with: with described first
Compression chamber connection level-one suction hole, be connected to the level-one suction hole of the lower clapboard level-one exhaust chamfer slot, and it is described under
The second level air entry of the level-one gas vent connection of partition, the secondary exhaust beveling being connected to the second level suction hole of the lower clapboard
Slot；It is additionally provided with bivalve film trap.
10. a kind of air-conditioning system, which is characterized in that including the described in any item multiple cylinder multiple level compressors of such as claim 1 ~ 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821358705.0U CN208651153U (en) | 2018-08-22 | 2018-08-22 | Multi-cylinder multi-stage compressor and air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821358705.0U CN208651153U (en) | 2018-08-22 | 2018-08-22 | Multi-cylinder multi-stage compressor and air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651153U true CN208651153U (en) | 2019-03-26 |
Family
ID=65790878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821358705.0U Withdrawn - After Issue CN208651153U (en) | 2018-08-22 | 2018-08-22 | Multi-cylinder multi-stage compressor and air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208651153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026691A (en) * | 2018-08-22 | 2018-12-18 | 珠海凌达压缩机有限公司 | Multi-cylinder multi-stage compressor and air conditioning system |
-
2018
- 2018-08-22 CN CN201821358705.0U patent/CN208651153U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026691A (en) * | 2018-08-22 | 2018-12-18 | 珠海凌达压缩机有限公司 | Multi-cylinder multi-stage compressor and air conditioning system |
| CN109026691B (en) * | 2018-08-22 | 2024-03-22 | 珠海凌达压缩机有限公司 | Multi-cylinder multi-stage compressor and air conditioning system |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190326 Effective date of abandoning: 20240322 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190326 Effective date of abandoning: 20240322 |