CN108386361A - Compressor with rolling rotor of the open-type twin-tub with second vapor injection - Google Patents
Compressor with rolling rotor of the open-type twin-tub with second vapor injection Download PDFInfo
- Publication number
- CN108386361A CN108386361A CN201810441679.6A CN201810441679A CN108386361A CN 108386361 A CN108386361 A CN 108386361A CN 201810441679 A CN201810441679 A CN 201810441679A CN 108386361 A CN108386361 A CN 108386361A
- Authority
- CN
- China
- Prior art keywords
- vapor injection
- compressor
- cylinder
- tub
- open
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
- F04C18/3562—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation
-
- 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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
-
- 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
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
Abstract
The present invention discloses a kind of compressor with rolling rotor of the open-type twin-tub with second vapor injection.The extra block of sealing cooperation is respectively set in the groove that the side position of two cylinder axially opens up, axially placed reed in the groove that each extra block is opened up with the side that corresponding cylinder coordinates, perforative aperture is radially opened up on extra block to be welded to connect with second vapor injection pipe, reed one end side is bonded with one end of plunger, reed other end side with the aperture of extra block is closed is bonded, the position that the aperture on extra block is corresponded on cylinder opens up perforative tonifying Qi hole, and places plunger in the perforative aperture of tonifying Qi hole axial direction parallel position.Two cylinders of the invention carry out second vapor injection respectively using tonifying Qi hole, realize quasi- Two-stage Compression, improve the thermal performance of compressor, meet the heat supply needs of heat pump system, energy saving.
Description
Technical field
The present invention relates to a kind of compressor with rolling rotor of the open-type twin-tub with second vapor injection.
Background technology
In the heat pump air conditioner of certain particular places, need to use opened compressor, the knot of compressor with rolling rotor
Structure is simple, is widely used in heat pump air conditioning system, and the eccentric shaft self-regulation of double-cylinder rolling rotor compressor is good, exports tolerance
It obviously increases, is widely used in heat pump air conditioning system.However the heat supply temperature of air source heat pump system require compared with
Height, while when environment temperature reduces, the pressure ratio of compressor increases, and power consumption increases, the thermal performance meeting of heat pump system
Decline.It is therefore proposed that a kind of open-type double-cylinder rolling rotor compressor haveing excellent performance, to solve the thermal performance of heat pump system
Decline the problem of, have great importance.
Invention content
The present invention is to provide a kind of rolling of the open-type twin-tub with second vapor injection to overcome shortcoming in the prior art
Dynamic rotor compressor, to meet the variation demand of heat pump system heating demand.
The technical solution adopted to achieve the purpose of the present invention is as follows：
A kind of compressor with rolling rotor of the open-type twin-tub with second vapor injection, including tool there are two eccentric part eccentric shaft with
And two sleeves of two rolling-rotors of formation of the corresponding outside for being sleeved on two eccentric parts, the outer surface of two sleeves
It is tangent with the inner surface of two cylinders of configuration respectively, divide between the outer surface and the inner surface of two cylinders of two rolling-rotors
Not Xing Cheng two crescent-shaped spaces, be provided with spring and slide plate in the sliding vane groove on two cylinders, the outer end of two slide plates with it is right
The rolling-rotor outer surface answered is tangent and corresponding crescent-shaped space is separated into two spaces, which is characterized in that two cylinders
The groove that axially opens up respectively of a side position in be respectively arranged with the extra block of sealing cooperation, each extra block and corresponding gas
Axially placed reed in the groove that opens up of side of cylinder cooperation radially opens up perforative aperture on extra block and is welded with second vapor injection pipe
Connect in succession, reed one end side is bonded with one end of plunger, reed other end side with the tonifying Qi aperture of extra block is closed is bonded,
The position that tonifying Qi aperture is corresponded on cylinder opens up perforative tonifying Qi hole, and is put in the perforative aperture of tonifying Qi hole axial direction parallel position
Set plunger.
Two cylinders are mounted between first end cover and second end cover, and are spaced apart by middle baffle plate, described
First end cover is sleeved on outside the long end of eccentric main axis, and the second end cover is sleeved on outside the short end of eccentric main axis, the first cylinder with
Gasket seal is accompanied respectively between first end cover and between the second cylinder and second end cover and is connected by attachment screw.
The bottom of the groove is curved surface.
The short end of the eccentric main axis is connected with oil pump and oil pump is driven to rotate together.
The middle baffle plate is two halves circular ring structure, and sealing is docked at the main shaft between two eccentric parts of the eccentric shaft
Outside diameter and gasket seal is accompanied between two cylinders respectively.
It is welded to connect with the gas vent of economizer after two second vapor injection pipe other end parallel connections.
Compressor with rolling rotor of the open-type twin-tub with second vapor injection of the present invention, two cylinders utilize second vapor injection, realize
Quasi- Two-stage Compression meets the requirement of heat supply temperature, realize energy conservation and environmental protection.The configuration of the present invention is simple, easy to assembly, control spirit
It is living, securely and reliably.
Description of the drawings
Fig. 1 is the B-B direction schematic diagram of compressor with rolling rotor of the open-type twin-tub with second vapor injection shown in Fig. 2；
Fig. 2 is the sectional view along A-A of Fig. 1.
Specific implementation mode
Below in conjunction with the drawings and specific embodiments to the detailed description of the invention.
As shown in Figure 1 to Figure 2, a kind of compressor with rolling rotor of the open-type twin-tub with second vapor injection, including：
First second vapor injection pipe 1, the first extra block 2, the first cylinder 3, first end cover 4, eccentric main axis 5, the first sleeve 6,
First slide plate 7, the first spring 8, middle baffle plate 9, the second extra block 10, second end cover 11, the second reed 12, the second plunger 13,
Second tonifying Qi hole 14, oil pump 15, second sleeve 16, the second cylinder 17, the first plunger 18, the first tonifying Qi hole 19, the first reed 20,
Second second vapor injection pipe 21.
The second end cover 11 is sleeved on outside the short end of eccentric main axis 5 and accompanies gasket seal between the second cylinder 17, the
It is connected by attachment screw between two cylinders 17 and second end cover 11, the short end of eccentric main axis 5 is connected with oil pump 15 and drives oil
Pump 15 rotates together.
The middle baffle plate 9 is two halves circular ring structure, and sealing is docked at the main shaft diameter between two eccentric parts outer and difference
Gasket seal is accompanied between the first cylinder 3 and the second cylinder 17, the first end cover 4 is sleeved on outside the long end of eccentric main axis, and first
Gasket seal is accompanied between cylinder 3 and first end cover 4 and is connected by attachment screw.
The outer cover of first eccentric part of the eccentric main axis 5 forms the first rolling-rotor equipped with the first sleeve 6, and described the
The outer surface of one sleeve 6 and the inner surface of the first cylinder 3 are tangent, the inner surface of the first rolling-rotor outer surface and the first cylinder 3
And form crescent-shaped space between first end cover 4 and middle baffle plate 9.The first sliding vane groove is provided on first cylinder 3, first slides
First spring 8 and the first slide plate 7 are installed, the outer end of the first slide plate 7 is tangent with the first rolling-rotor outer surface and will in film trap
Crescent-shaped space is separated into two small spaces, and with the rotation of eccentric main axis, two small spaces are constantly ascending, then by greatly to
It is small, it realizes to the air-breathing of Working medium gas, compression and exhaust.
The outer cover of the second eccentric part of the eccentric main axis equipped with second sleeve 16 formed the second rolling-rotor, described second
The outer surface of sleeve 16 and the inner surface of the second cylinder 17 are tangent, the inner surface of the second rolling-rotor outer surface and the second cylinder 17
And form crescent-shaped space between second end cover 11 and middle baffle plate 9.It is provided with the second sliding vane groove on second cylinder 17, second
Corresponding second spring and the second slide plate of being equipped with (please refers to and is previously with regard to the first spring 8 and the first slide plate 7 in sliding vane groove
Illustrate), the outer end of the second slide plate is tangent with the second rolling-rotor outer surface and crescent-shaped space is separated into two small spaces, with
The rotation of eccentric main axis, two small spaces are constantly ascending then descending, realize the air-breathing to Working medium gas, compression
And exhaust.
First cylinder 3 offers the first air-breathing aperture and first row air cavity respectively close to the both ends of the first sliding vane groove,
First exhaust intracavitary is equipped with first row air valve, and the outlet of first row air cavity is taken over first exhaust to be welded to connect；It is existing above
The suction and exhaust structure for having double-cylinder rolling rotor compressor is no longer identified and is described in detail to this.Wherein, the row of the first cylinder 3
Gas opening side position axially offers the groove with the sealing cooperation of the first extra block 2, and the first extra block 2 is matched with the first cylinder 3
The side of conjunction opens up fluted, and the bottom of groove is curved surface, axially placed first reed 20 in groove, 2 diameter of the first extra block
It is welded to connect to perforative aperture and one end of the first second vapor injection pipe 1 is opened up, the one side of one end of the first reed 20 and
One end of one plunger 18 is bonded, the another side of 20 other end of the first reed with the aperture of the first extra block 2 is closed is bonded, first
Cylinder 3 corresponds to the position in 2 aperture of the first extra block, opens up perforative first tonifying Qi hole 19, axial parallel with the first tonifying Qi hole 19
Position opens up the first plunger 18 of placement in perforative aperture.
Second cylinder 17 offers the second air-breathing aperture and second row air cavity respectively close to the both ends of the second sliding vane groove,
Second exhaust intracavitary is equipped with second row air valve, and the outlet of second row air cavity is taken over second exhaust to be welded to connect；It is existing above
The suction and exhaust structure for having open-type double-cylinder rolling rotor compressor is no longer marked and is described in detail to this.Wherein, the second cylinder
17 vent ports side position axially offers the groove with the sealing cooperation of the second extra block 10, the second extra block 10 and second
The side that cylinder 17 coordinates opens up fluted, and the bottom of groove is curved surface, and axially placed second reed 12 in groove, second is attached
Add block 10 radially to open up perforative aperture and one end of the second second vapor injection pipe 21 to be welded to connect, the one of one end of the second reed 12
Side is bonded with one end of the second plunger 13, and the another side of 12 other end of the second reed and the aperture of the second extra block 10 are closed
Fitting, the second cylinder 17 correspond to the position in 10 aperture of the second extra block, perforative second tonifying Qi hole 14 are opened up, with the second tonifying Qi hole
14 axial parallel positions open up the second plunger 13 of placement in perforative aperture.
It is welded to connect with total air escape pipe after the downtake pipe is in parallel with second exhaust pipe；The first second vapor injection pipe
1 other end is in parallel with 21 other end of the second second vapor injection pipe, and is welded to connect with the gas vent of economizer.
The economizer is the economizer in conventional heat pump system.
By evaporator Lai the gas working medium of low-temp low-pressure be taken up in order of priority through the first cylinder 3, the second cylinder 17 by air intake duct
On air-breathing aperture enter in the aspirated volume space that is connected to air-breathing aperture, the pressure of compressed gas is enough gram in working space
When taking the elastic force of the first reed 20, the second reed 12,18 open-top first reed 20 of the first plunger, 13 open-top second spring of the second plunger
Piece 12 makes the first reed 20 and the second reed 12 be detached from first connect with the first second vapor injection pipe 1, the second second vapor injection pipe 21
The gas in the aperture of extra block 2 and the second extra block 10, intermediate pressure enters respectively through the first tonifying Qi hole 19 and the second tonifying Qi hole 14
From working space in, mixed gas continues to be compressed to when being enough to open first row air valve, second row air valve, high temperature and pressure
Compressor is discharged through the first and second air bleeding valves on the first cylinder 3, the second cylinder 17 in gas working medium.
Compressor with rolling rotor of the open-type twin-tub with second vapor injection of the present invention, tonifying Qi hole is opened up in two cylinder walls,
Second vapor injection is carried out, quasi- Two-stage Compression is realized, improves the thermal performance of compressor, meet the heat supply needs of heat pump system, is saved
The energy.
Although the present invention is particularly described with reference to embodiment, embodiments described above be it is illustrative without
It is restrictive, without departing from the spirit and scope of the present invention, all change and modification are all in the model of the present invention
Within enclosing.
Claims (6)
1. a kind of compressor with rolling rotor of the open-type twin-tub with second vapor injection, including tool there are two the eccentric shaft of eccentric part and
Two sleeves of two rolling-rotors of formation of the corresponding outside for being sleeved on two eccentric parts, the outer surface point of two sleeves
It is not tangent with the inner surface of two cylinders of configuration, between the outer surface and the inner surface of two cylinders of two rolling-rotors respectively
Form two crescent-shaped spaces, be provided with spring and slide plate in the sliding vane groove on two cylinders, the outer end of two slide plates with it is corresponding
Rolling-rotor outer surface it is tangent and corresponding crescent-shaped space is separated into two spaces, which is characterized in that two cylinders
The extra block of sealing cooperation, each extra block and corresponding cylinder are respectively arranged in the groove that one side position axially opens up respectively
Axially placed reed in the groove that the side of cooperation opens up radially opens up perforative aperture on extra block and is welded with second vapor injection pipe
Connection, reed one end side is bonded with one end of plunger, reed other end side with the tonifying Qi aperture of extra block is closed is bonded, gas
The position that tonifying Qi aperture is corresponded on cylinder opens up perforative tonifying Qi hole, and is placed in the perforative aperture of tonifying Qi hole axial direction parallel position
Plunger.
2. compressor with rolling rotor of the open-type twin-tub with second vapor injection according to claim 1, which is characterized in that two institutes
It states cylinder to be mounted between first end cover and second end cover, and is spaced apart by middle baffle plate, the first end cover is sleeved on partially
Outside the long end of heart main shaft, the second end cover is sleeved on outside the short end of eccentric main axis, between the first cylinder and first end cover with
And second accompany gasket seal between cylinder and second end cover and connected by attachment screw respectively.
3. compressor with rolling rotor of the open-type twin-tub with second vapor injection according to claim 1, which is characterized in that described recessed
The bottom of slot is curved surface.
4. compressor with rolling rotor of the open-type twin-tub with second vapor injection according to claim 1, which is characterized in that described inclined
The short end of heart main shaft is connected with oil pump and oil pump is driven to rotate together.
5. compressor with rolling rotor of the open-type twin-tub with second vapor injection according to claim 1, which is characterized in that in described
Between baffle be two halves circular ring structure, sealing be docked at outside the main shaft diameter between two eccentric parts of the eccentric shaft and respectively with
Gasket seal is accompanied between two cylinders.
6. compressor with rolling rotor of the open-type twin-tub with second vapor injection according to claim 1, which is characterized in that two
It is welded to connect with the gas vent of economizer after the second vapor injection pipe other end parallel connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810441679.6A CN108386361A (en) | 2018-05-10 | 2018-05-10 | Compressor with rolling rotor of the open-type twin-tub with second vapor injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810441679.6A CN108386361A (en) | 2018-05-10 | 2018-05-10 | Compressor with rolling rotor of the open-type twin-tub with second vapor injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108386361A true CN108386361A (en) | 2018-08-10 |
Family
ID=63070419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810441679.6A Pending CN108386361A (en) | 2018-05-10 | 2018-05-10 | Compressor with rolling rotor of the open-type twin-tub with second vapor injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108386361A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115711213A (en) * | 2022-12-06 | 2023-02-24 | 郑州轻工业大学 | Rotary piston type air supply compressor with adjustable inner volume ratio and air conditioning system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2570562Y (en) * | 2002-05-29 | 2003-09-03 | 舒国平 | Safety gas valve |
| CN201943953U (en) * | 2010-12-20 | 2011-08-24 | 天津商业大学 | Rolling rotor compressor with unloading starting and gas-output quantity-adjusting functions |
| CN203847385U (en) * | 2014-02-27 | 2014-09-24 | 广东美芝精密制造有限公司 | Rotary compressor and air conditioning system |
| CN208564971U (en) * | 2018-05-10 | 2019-03-01 | 天津商业大学 | Compressor with rolling rotor of the open-type twin-tub with second vapor injection |
-
2018
- 2018-05-10 CN CN201810441679.6A patent/CN108386361A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2570562Y (en) * | 2002-05-29 | 2003-09-03 | 舒国平 | Safety gas valve |
| CN201943953U (en) * | 2010-12-20 | 2011-08-24 | 天津商业大学 | Rolling rotor compressor with unloading starting and gas-output quantity-adjusting functions |
| CN203847385U (en) * | 2014-02-27 | 2014-09-24 | 广东美芝精密制造有限公司 | Rotary compressor and air conditioning system |
| CN208564971U (en) * | 2018-05-10 | 2019-03-01 | 天津商业大学 | Compressor with rolling rotor of the open-type twin-tub with second vapor injection |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115711213A (en) * | 2022-12-06 | 2023-02-24 | 郑州轻工业大学 | Rotary piston type air supply compressor with adjustable inner volume ratio and air conditioning system |
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