CN209604252U - A kind of rotary compressor structure and defeated rotary compressor is pumped for liquid coolant using it - Google Patents
A kind of rotary compressor structure and defeated rotary compressor is pumped for liquid coolant using it Download PDFInfo
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- CN209604252U CN209604252U CN201920166156.5U CN201920166156U CN209604252U CN 209604252 U CN209604252 U CN 209604252U CN 201920166156 U CN201920166156 U CN 201920166156U CN 209604252 U CN209604252 U CN 209604252U
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- cylinder
- lower cylinder
- rotary compressor
- upper cylinder
- feed pathway
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Abstract
The utility model provides a kind of rotary compressor structure, including crankshaft, upper cylinder and lower cylinder, crankshaft runs through upper cylinder and lower cylinder, the driving device with crank rotation is respectively equipped with inside upper cylinder and lower cylinder, upper cylinder is equipped with upper cylinder inlet opening and upper cylinder drainage hole, and lower cylinder is equipped with lower cylinder inlet opening and lower cylinder drainage hole；Upper cylinder is connected to lower cylinder by interface channel, when this compressor operating, when upper cylinder or lower cylinder drain imbibition, because upper and lower two cylinders are connections, so two drainage holes or two inlet openings work at the same time, the periodical imbibition drain of upper and lower air cylinders is cancelled out each other, so that imbibition drain is more steady.
Description
Technical field
The utility model relates to air-conditioning technical field more particularly to a kind of rotary compressors.
Background technique
Conventional rotary compressor after overcompression, is expelled to from cylinder air-breathing by the exhaust outlet being arranged on flange
Pump housing external shell interior location is expelled to system condenser after then cooling down using motor to motor.Its main feature is that existing
Playing the role of common compressor is the gas coolant that the gaseous coolant of low-temp low-pressure is compressed into high temperature and pressure.Rotary compression
Machine often rotates a circle, that is, completes primary sucking and discharge.Therefore the volume of two working chambers is periodically variable in cylinder.
The suction velocity of cylinder suction chamber is periodically variable due to the above reasons, when for pumping transfusion fluid, the discharge speed of compression chamber
It is also periodically variable for spending, and since the inertia force of liquid is very big and incompressible, such periodically variable speed can be led
Cause compressor torque fluctuations big, and compressor shake is big.
Existing hot-pipe system mostly uses common liquid pump to convey liquid refrigerants, even also has without using liquid certainly
It pumps and is directly directly realized by what liquid refrigerants was recycled using high and low fall.However, not using liquid pump, the flow effect of refrigerant
It is bad, system heat exchange efficiency is influenced, it is at high cost using common liquid pump, and common liquid pump low efficiency, sealing effect are bad.
Existing compressor arrangement, if be directly used in liquid pump, since the periodical volume of rotary compressor changes, and
Liquid is incompressible, and the flow resistance of liquid is big, therefore all to generate sound big for imbibition and drain, and shake is big, and drain is unsmooth
The problems such as.
Utility model content
The technical problems to be solved in the utility model overcomes the deficiencies in the prior art, provides a kind of rotary compressor knot
Structure, specifically, in order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is as follows: a kind of rotary compression
Machine structure, crankshaft, upper cylinder and lower cylinder, crankshaft run through upper cylinder and lower cylinder, are respectively equipped with inside upper cylinder and lower cylinder
With the upper roller and lower roller of crank rotation, upper cylinder is equipped with upper cylinder feed pathway and upper cylinder apocenosis passage, lower cylinder are set
There are lower cylinder feed pathway and lower cylinder apocenosis passage；Upper cylinder feed pathway and lower cylinder feed pathway are logical by the first connection
Road connection and/or upper cylinder apocenosis passage are connected to lower cylinder apocenosis passage by the second interface channel.
Further, upper cylinder and lower cylinder be upper flange, upper cylinder body, partition, lower cylinder body, lower flange from top to bottom
It is successively sleeved on above crankshaft and is formed, upper cylinder body is arranged between upper flange and partition, and the setting of lower cylinder body is in partition under
Composition is sealed between flange.
Further, upper cylinder feed pathway and upper cylinder apocenosis passage are arranged on upper cylinder body, and lower cylinder feed liquor is logical
Road and lower cylinder apocenosis passage are arranged on lower cylinder body.
Further, upper cylinder feed pathway, upper cylinder apocenosis passage, lower cylinder feed pathway, lower cylinder apocenosis passage,
The cross sectional shape of first interface channel and the second interface channel is round or oval or rectangular.
Further, the first interface channel and the second interface channel are arranged on partition.
Further, the first interface channel is feed liquor intercommunicating pore, and second interface channel is drain intercommunicating pore.
Further, the setting of feed liquor intercommunicating pore is in upper cylinder feed pathway and lower cylinder feed pathway side, drain connection
Hole is arranged in upper cylinder apocenosis passage and lower cylinder apocenosis passage side.
Further, the first interface channel is between upper cylinder feed pathway and the external pipeline of lower cylinder feed pathway
Feed liquor connecting pipe, drain of second interface channel between upper cylinder apocenosis passage and the external pipeline of lower cylinder apocenosis passage
Connecting pipe.
Further, upper roller and lower roller are upper and lower interlaced arrangement.
Further, a kind of to pump defeated rotary compressor for liquid coolant, using the above-mentioned rotary pressure of one kind
Contracting machine structure.
The utility model has the advantages that
1. the periodical imbibition drain of upper and lower air cylinders is cancelled out each other so that imbibition drain is more steady.
2. the rotary compressor of low cost enters liquid pump market, very high economic benefit is obtained.
Detailed description of the invention
Fig. 1 is the utility model rotary compressor appearance diagram
Fig. 2 is the utility model rotary compressor machine core top view
Fig. 3 is the face the utility model rotary compressor machine core A-A inlet opening cross-sectional view
Fig. 4 is the face the utility model rotary compressor machine core B-B drainage hole cross-sectional view
Fig. 5 is the utility model rotary compressor machine core main view
Fig. 6 is the utility model rotary compressor prioritization scheme schematic diagram
Fig. 7 is the liquid delivery flow of the utility model rotary compressor upper cylinder half and lower cylinder
Fig. 8 is the delivery flow figure label of the utility model rotary type compressor pump body provided therewith: 1- crankshaft；2- upper flange；3-
Lower flange；4- upper cylinder；5- lower cylinder；6- partition；The upper roller of 7-；8- lower roller；9- upper cylinder feed pathway；10- upper cylinder
Apocenosis passage；11- lower cylinder feed pathway；12- lower cylinder apocenosis passage；13- feed liquor intercommunicating pore；14- drain intercommunicating pore；
15-feed liquor connecting pipes；16-drain connecting pipes.
Specific embodiment
Understand for the ease of those of ordinary skill in the art and implement the present invention, with reference to the accompanying drawing and specific embodiment
The utility model is described in further detail.
As shown in Figure 1, the compressor of this programme, for pumping transfusion fluid, the cylinder of the compressor is provided with refrigerant inlet simultaneously
And refrigerant exit.
As shown in Fig. 2,3,4 and 5, a kind of compressor and its pump body structure defeated for liquid refrigerant pump.Its main feature is that should
Compressor is duplex cylinder compressor, is divided into upper cylinder and lower cylinder, and crankshaft 1 runs through upper cylinder and lower cylinder, upper cylinder and lower cylinder
Successively be sleeved on above crankshaft 1 from top to bottom for upper flange 2, partition 6, lower flange 3, upper cylinder body 4 setting upper flange 2 and every
Between plate 6, lower cylinder body 5 is arranged between partition 6 and lower flange 3, seals composition.Inside upper cylinder and lower cylinder respectively
Equipped with being fastenedly connected with crankshaft 1, with upper roller 7 and lower roller 8 that crankshaft 1 rotates, upper roller 7 and lower roller 8 are respectively driven
Cylinder and lower cylinder imbibition drain, upper roller 7 and lower roller 8 are horizontal symmetrical arrangement, and upper cylinder is equipped with upper cylinder feed pathway 9
With upper cylinder apocenosis passage 10, lower cylinder is equipped with lower cylinder feed pathway 11 and lower cylinder apocenosis passage 12, and upper cylinder feed liquor
Channel 9 and upper cylinder apocenosis passage 10 and lower cylinder feed pathway 11 and lower cylinder apocenosis passage 12 are symmetrically arranged in upper and lower, and two
A cylinder is connected to by the feed liquor intercommunicating pore 13 opened up on partition 6 with drain intercommunicating pore 14, and feed liquor intercommunicating pore 13 is arranged in upper gas
11 side of cylinder feed pathway 9 and lower cylinder feed pathway, drain intercommunicating pore 14 are arranged in upper cylinder apocenosis passage 10 and lower cylinder
12 side of apocenosis passage.
As shown in fig. 6, communicating passage also can be set on the pipeline outside the pump housing, interface channel is logical for upper cylinder feed liquor
Feed liquor connecting pipe 15 and upper cylinder apocenosis passage 10 between road 9 and the external pipeline of lower cylinder feed pathway 11 is under
Drain connecting pipe 16 between the external pipeline of cylinder apocenosis passage 12, pump body compression can be simplified as far as possible by being designed in this way
The structure of machine machine core reduces failure, reduces manufacturing cost.
As shown in fig. 7, be existing rotary compressor for when pumping transfusion fluid, cylinder suck/be discharged the speed of refrigerant with
The relationship of different crank angles, it can be seen from the figure that cylinder sucks/be discharged the speed of refrigerant into cyclically-varying, and minimum
Value is 0.And the inertia force of liquid is very big, and incompressible, and such periodically variable speed will lead to compressor torque wave
It is dynamic big, and compressor shake is big.
As shown in figure 8, for after using this programme, when upper cylinder or lower cylinder drain imbibition, because upper and lower two
Cylinder is connection, so two drainage holes and two inlet openings work at the same time, the periodical imbibition drain of upper and lower air cylinders is obtained
It cancels out each other, imbibition drain is more steady, and the operation of entire compressor is also more steady.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
Art personnel can also make several improvements and modifications without departing from the concept of the premise utility, these improvements and modifications
Also it should be regarded as in scope of protection of the utility model.
Claims (10)
1. a kind of rotary compressor structure, including crankshaft (1), upper cylinder and lower cylinder, the crankshaft (1) through upper cylinder and
Lower cylinder is respectively equipped with the upper roller (7) and lower roller (8) rotated with crankshaft (1), upper gas inside the upper cylinder and lower cylinder
Cylinder be equipped with upper cylinder feed pathway (9) and upper cylinder apocenosis passage (10), lower cylinder equipped with lower cylinder feed pathway (11) and under
Cylinder apocenosis passage (12)；
It is characterized by: the upper cylinder feed pathway (9) is connected to lower cylinder feed pathway (11) by the first interface channel,
And/or upper cylinder apocenosis passage (10) is connected to lower cylinder apocenosis passage (12) by the second interface channel.
2. a kind of rotary compressor structure according to claim 1, it is characterised in that: the upper cylinder and lower cylinder are
Upper flange (2), upper cylinder body (4), partition (6), lower cylinder body (5), lower flange (3) are successively sleeved on crankshaft (1) from top to bottom
Formed above, upper cylinder body (4) be arranged between upper flange (2) and partition (6), lower cylinder body (5) be arranged partition (6) and under
Flange seals composition between (3).
3. a kind of rotary compressor structure according to claim 1 or 2, it is characterised in that: the upper cylinder feed liquor is logical
Road (9) and upper cylinder apocenosis passage (10) are arranged on upper cylinder body (4), the lower cylinder feed pathway (11) and lower cylinder row
Liquid channel (12) is arranged on lower cylinder body (5).
4. a kind of rotary compressor structure according to claim 1, it is characterised in that: the upper cylinder feed pathway
(9), upper cylinder apocenosis passage (10), lower cylinder feed pathway (11), lower cylinder apocenosis passage (12), the first interface channel and
The cross sectional shape of two interface channels is round or oval or rectangular.
5. a kind of rotary compressor structure according to claim 3, it is characterised in that: first interface channel and
Two interface channels are arranged on partition (6).
6. a kind of rotary compressor structure according to claim 5, it is characterised in that: first interface channel be into
Liquid intercommunicating pore (13), second interface channel are drain intercommunicating pore (14).
7. a kind of rotary compressor structure according to claim 6, it is characterised in that: the feed liquor intercommunicating pore (13) sets
It sets in upper cylinder feed pathway (9) and lower cylinder feed pathway (11) side, drain intercommunicating pore (14) is arranged in upper cylinder drain
Channel (10) and lower cylinder apocenosis passage (12) side.
8. a kind of rotary compressor structure according to claim 3, it is characterised in that: first interface channel is upper
Feed liquor connecting pipe (15) between cylinder feed pathway (9) and the external pipeline of lower cylinder feed pathway (11), described second
Drain connecting pipe of the interface channel between upper cylinder apocenosis passage (10) and the external pipeline of lower cylinder apocenosis passage (12)
(16).
9. a kind of rotary compressor structure according to claim 8, it is characterised in that: the upper roller (7) and lower rolling
Sub (8) are upper and lower interlaced arrangement.
10. a kind of pump defeated rotary compressor for liquid coolant, which is characterized in that using described in 1-9 any claims
A kind of rotary compressor structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920166156.5U CN209604252U (en) | 2019-01-30 | 2019-01-30 | A kind of rotary compressor structure and defeated rotary compressor is pumped for liquid coolant using it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920166156.5U CN209604252U (en) | 2019-01-30 | 2019-01-30 | A kind of rotary compressor structure and defeated rotary compressor is pumped for liquid coolant using it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209604252U true CN209604252U (en) | 2019-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920166156.5U Active CN209604252U (en) | 2019-01-30 | 2019-01-30 | A kind of rotary compressor structure and defeated rotary compressor is pumped for liquid coolant using it |
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| CN (1) | CN209604252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630413A (en) * | 2019-01-30 | 2019-04-16 | 珠海凌达压缩机有限公司 | It is a kind of to pump defeated rotary compressor for liquid coolant |
-
2019
- 2019-01-30 CN CN201920166156.5U patent/CN209604252U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630413A (en) * | 2019-01-30 | 2019-04-16 | 珠海凌达压缩机有限公司 | It is a kind of to pump defeated rotary compressor for liquid coolant |
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