CN208564971U - 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
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- CN208564971U CN208564971U CN201820695561.1U CN201820695561U CN208564971U CN 208564971 U CN208564971 U CN 208564971U CN 201820695561 U CN201820695561 U CN 201820695561U CN 208564971 U CN208564971 U CN 208564971U
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- vapor injection
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- tub
- aperture
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Abstract
The utility model 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 cooperates, perforative aperture is radially opened up on extra block and second vapor injection pipe is welded to connect, 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 utility model carry out second vapor injection using tonifying Qi hole respectively, 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 technique
In the heat pump air conditioner of certain particular places, need with 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.
Summary of the invention
The present invention be in order to overcome the shortcomings in the prior art place, a kind of rolling of the open-type twin-tub with second vapor injection is provided
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 have 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, between the outer surface of two rolling-rotors and the inner surface of two cylinders point
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 second vapor injection pipe welds
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 puts 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 covers outside the long end of eccentric shaft, and the second end cover is sleeved on outside the short end of eccentric shaft, the first cylinder and first
Gasket seal is accompanied between end cap and between the second cylinder and second end cover respectively and is connected by attachment screw.
The bottom of the groove is curved surface.
The short end of the eccentric shaft 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 after two second vapor injection pipe other ends are in parallel with the gas vent of economizer.
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.
Detailed description of the invention
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 embodiment
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, comprising:
First second vapor injection pipe 1, the first extra block 2, the first cylinder 3, first end cover 4, eccentric shaft 5, first sleeve 6,
One 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,
Two tonifying Qi holes 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 short end that the second end cover 11 is sleeved on eccentric shaft 5 is outer and gasket seal is accompanied between the second cylinder 17, and second
It is connected between cylinder 17 and second end cover 11 by attachment screw, the short end of eccentric shaft 5 is connected with oil pump 15 and drives oil pump 15
It 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 17,4 sets of the first end cover outside eccentric axial length end, the first gas
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 shaft 5 equipped with first sleeve 6 formed the first rolling-rotor, described first
The outer surface of 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 with
And crescent-shaped space is formed between first end cover 4 and middle baffle plate 9.The first sliding vane groove, the first slide plate are provided on first cylinder 3
First spring 8 and the first slide plate 7 be installed, the outer end of the first slide plate 7 and the first rolling-rotor outer surface are tangent and by the moon in slot
Thread form space is separated into two small spaces, and with the rotation of eccentric shaft, two small spaces are constantly ascending then descending,
It realizes to the air-breathing of Working medium gas, compression and exhaust.
The outer cover of second eccentric part of eccentric shaft equipped with second sleeve 16 formed the second rolling-rotor, described second set
The outer surface of cylinder 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 with
And crescent-shaped space is formed between second end cover 11 and middle baffle plate 9.The second sliding vane groove is provided on second cylinder 17, second is sliding
Second spring and the second slide plate are installed accordingly (to please refer to and be previously with regard to saying for the first spring 8 and the first slide plate 7 in film trap
It is bright), 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 shaft, two small spaces are constantly ascending then descending, realize to the air-breathing of Working medium gas, compression and row
Gas.
First cylinder 3 offers the first air-breathing aperture and first row air cavity close to the both ends of the first sliding vane groove respectively,
First exhaust is intracavitary to be equipped with first row air valve, and the outlet of first row air cavity and first exhaust adapter tube are welded to connect；It is above existing
There is the suction and exhaust structure of double-cylinder rolling rotor compressor, this is no longer identified and be described in detail.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 the one end for opening up perforative aperture and the first second vapor injection pipe 1, the one side of one end of the first reed 20 and the
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, the
The position in corresponding first extra block, 2 aperture of one cylinder 3, opens up perforative first tonifying Qi hole 19, axial flat with the first tonifying Qi hole 19
Line position, which is set, 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 close to the both ends of the second sliding vane groove respectively,
Second exhaust is intracavitary to be equipped with second row air valve, and the outlet of second row air cavity and second exhaust adapter tube are welded to connect；It is above existing
There is the suction and exhaust structure of open-type double-cylinder rolling rotor compressor, this is no longer marked and be described in detail.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 cooperates 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 close
Fitting is closed, the position in corresponding second extra block, 10 aperture of the second cylinder 17 opens up perforative second tonifying Qi hole 14, with the second tonifying Qi
The axial parallel position in hole 14 opens up the second plunger 13 of placement in perforative aperture.
It is welded to connect after the downtake pipe is in parallel with second exhaust pipe with total air escape 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 by air intake duct through the first cylinder 3, the second cylinder 17
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, the first plunger 18 opens the first reed 20, and the second plunger 13 opens the second spring
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 aperture of extra block 2 and the second extra block 10, the gas of intermediate pressure enter each 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 exhaust 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 invention opens up tonifying Qi hole 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 referring to embodiment, embodiments described above be it is illustrative without
Be it is restrictive, without departing from the spirit and scope of the present invention, all change and modification are all in model of the invention
Within enclosing.
Claims (6)
1. a kind of compressor with rolling rotor of the open-type twin-tub with second vapor injection, including having 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 of two rolling-rotors and the inner surface of two cylinders 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, perforative aperture is radially opened up on extra block and second vapor injection pipe welds
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 places 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 covered inclined
Outside the long end of mandrel, the second end cover is sleeved on outside the short end of eccentric shaft, between the first cylinder and first end cover and
Gasket seal is accompanied between two cylinders and second end cover respectively and is connected by attachment screw.
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 mandrel 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 2, 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 after the second vapor injection pipe other end is in parallel with the gas vent of economizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820695561.1U CN208564971U (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 |
|---|---|---|---|
| CN201820695561.1U CN208564971U (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 |
|---|---|
| CN208564971U true CN208564971U (en) | 2019-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820695561.1U Expired - Fee Related CN208564971U (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) | CN208564971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386361A (en) * | 2018-05-10 | 2018-08-10 | 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 CN201820695561.1U patent/CN208564971U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386361A (en) * | 2018-05-10 | 2018-08-10 | 天津商业大学 | Compressor with rolling rotor of the open-type twin-tub with second vapor injection |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 Termination date: 20200510 |