CN208330733U - Compressor with rolling rotor of the twin-tub with second vapor injection - Google Patents
Compressor with rolling rotor of the twin-tub with second vapor injection Download PDFInfo
- Publication number
- CN208330733U CN208330733U CN201820690955.8U CN201820690955U CN208330733U CN 208330733 U CN208330733 U CN 208330733U CN 201820690955 U CN201820690955 U CN 201820690955U CN 208330733 U CN208330733 U CN 208330733U
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- Prior art keywords
- cylinder
- aperture
- rotor
- vapor injection
- compressor
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Abstract
The utility model discloses a kind of compressor with rolling rotor of the twin-tub with second vapor injection, one side position of two cylinder axially offers the groove with extra block sealing cooperation respectively, extra block opens up fluted with the side that cylinder cooperates, axially placed reed in groove, extra block radially opens up perforative aperture and one end of second vapor injection pipe and is welded to connect, the one end side of reed is bonded with one end of plunger, reed other end side with the aperture of extra block is closed is bonded, the position that extra block aperture is corresponded on cylinder opens up perforative tonifying Qi aperture, it is opened up in perforative aperture with tonifying Qi aperture axial direction parallel position and places plunger.The utility model carries out second vapor injection using gas supplementing opening, realizes quasi- Two-stage Compression, improves the thermal performance of compressor, meets the heat supply needs of heat pump system, energy saving.
Description
Technical field
A kind of compressor with rolling rotor the utility model relates to twin-tub with second vapor injection.
Background technique
In the heat pump air conditioner of certain particular places, need to use compressor with rolling rotor, 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 gas
Amount obviously increases, and is widely used in heat pump air conditioning system.However the heat supply temperature of air source heat pump system requirement
It is higher, while when environment temperature reduces, the pressure ratio of compressor with rolling rotor increases, and power consumption increases, and leads to heat pump system
The thermal performance of system can decline.It is therefore proposed that a kind of double-cylinder rolling rotor compressor haveing excellent performance, to solve heat pump system
The problem of decline of thermal performance, have great importance.
Utility model content
The utility model be in order to overcome the shortcomings in the prior art place, a kind of rolling of the twin-tub with second vapor injection is provided
Rotor compressor, to meet the variation demand of heat pump system heating demand.
To realize that technical solution used by the purpose of this utility model is as follows:
A kind of compressor with rolling rotor of the twin-tub with second vapor injection, including casing, are mounted in casing and eccentric main axis
The rotor of top connection, the motor stator with rotor cooperation, with two eccentric part corresponding matchings of eccentric main axis
Two cylinders, there is air intake duct on casing, and the outer cover of two eccentric parts of eccentric main axis forms rolling-rotor, two sleeves equipped with sleeve
Outer surface and the inner surface of corresponding two cylinder it is tangent, shape between two rolling-rotor outer surfaces and the inner surface of corresponding two cylinder
At crescent-shaped space, it is respectively arranged with sliding vane groove on two cylinders, spring and slide plate, the outer end of slide plate are separately installed in sliding vane groove
It is tangent with corresponding rolling-rotor outer surface and corresponding crescent-shaped space is separated into two spaces, which is characterized in that two
The side of cylinder axially offers the groove with extra block sealing cooperation respectively, and extra block offers recessed with the side that cylinder cooperates
Slot, axially placed reed in groove, extra block radially open up perforative aperture and one end of the first second vapor injection pipe and are welded to connect,
The one end side of reed is bonded with one end of plunger, other end side with the aperture of extra block is closed is bonded, corresponded on cylinder attached
The position in block aperture is added to open up perforative tonifying Qi aperture, placing column in the through-pore opened up with tonifying Qi aperture axial direction parallel position
Plug.
Two cylinders are mounted between two end caps setting up and down, and centre is separated by middle baffle plate；Two end caps point
It is not sleeved on outside eccentric main axis and is connect with two cylinders with end cap attachment screw, gasket is accompanied between cylinder and end cap
Piece.
The middle baffle plate is two halves circular ring structure, and it is outer and respectively with two that sealing is docked at main shaft diameter between two eccentric parts
Gasket seal is accompanied between a cylinder.
The bottom of the groove is curved surface.
It is welded to connect after two second vapor injection pipe other ends are in parallel and with the gas vent of economizer.
Compressor with rolling rotor of the utility model twin-tub with second vapor injection, 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 utility model structure 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 twin-tub shown in Fig. 2 with second vapor injection；
Fig. 2 is the sectional view along A-A of Fig. 1.
Specific embodiment
The utility model is described in detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1 to Figure 2, compressor with rolling rotor of a kind of twin-tub with second vapor injection, comprising:
Air intake duct 1, casing 2, rotor 3, motor stator 4, first end cover 5, the first spring 6, the first slide plate 7, second
End cap 8, second end cover attachment screw 9, the first second vapor injection pipe 10, the first cylinder 11, first end cover attachment screw 12, first set
Cylinder 13, eccentric main axis 14, the first extra block 15, the first reed 16, the first plunger 17, the first tonifying Qi hole 18, middle baffle plate 19, the
Two sleeves 20, the second cylinder 21, the second tonifying Qi hole 22, the second reed 23, the second second vapor injection pipe 24, the second extra block 25,
Two plungers 26.
14 top of eccentric main axis and rotor 3 cooperate, and rotor 3 and motor stator 4 cooperate, on casing 2 just
Middle position is equipped with the air intake duct 1 with casing welding.First cylinder 11 is fixedly connected with casing 2, and the first end cover 5 is sleeved on
Eccentric main axis is outer and accompanies gasket seal between the first cylinder 11, passes through first end cover between the first cylinder 11 and first end cover 5
Attachment screw 12 connects.
Second cylinder 21 is fixedly connected with casing 2, and the middle baffle plate 19 is two semicircular structure, and sealing is docked at two
Main shaft diameter between a eccentric part is outer and accompanies gasket seal, the second end between the first cylinder 11 and the second cylinder 21 respectively
8 sets of lid outside eccentric main axis, accompany gasket seal between the lower end and second end cover 8 of the second cylinder 21, and pass through second end
Lid attachment screw 9 connects.
The outer cover of first eccentric part of eccentric main axis forms the first rolling-rotor equipped with first sleeve 13, and described the
The outer surface of one sleeve 13 and the inner surface of the first cylinder 11 are tangent, the interior table of the first rolling-rotor outer surface and the first cylinder 11
Crescent-shaped space is formed between face and first end cover 5 and middle baffle plate 19.The first sliding vane groove is provided on first cylinder 11, the
First spring 6, the first slide plate 7 are installed, the outer end of the first slide plate 7 and the first rolling-rotor outer surface are tangent simultaneously in one sliding vane groove
Crescent-shaped space is separated into two small spaces, with the rotation of eccentric main axis, two small spaces are constantly ascending, then by big
To small, realize to the air-breathing of Working medium gas, compression and exhaust.
The outer cover of second eccentric part of eccentric main axis forms the second rolling-rotor equipped with second sleeve 20, and described the
The outer surface of two sleeves 20 and the inner surface of the second cylinder 21 are tangent, the interior table of the second rolling-rotor outer surface and the second cylinder 21
Crescent-shaped space is formed between face and second end cover 8 and middle baffle plate 19.The second sliding vane groove is provided on second cylinder 21, the
Second spring and the second slide plate are installed, the outer end of the second slide plate is tangent with the second rolling-rotor outer surface and will in two sliding vane grooves
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.
First cylinder 11 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.First cylinder, 11 vent ports
Side position axially offers the groove with the sealing cooperation of the first extra block 15, what the first extra block 15 and the first cylinder 11 cooperated
Side opens up fluted, and the bottom of groove is curved surface, and axially placed first reed 16 in groove, the first extra block 15 is radial to be opened
If perforative aperture and one end of the first second vapor injection pipe 10 are welded to connect, the one side and the first column of one end of the first reed 16
One end fitting of plug 17, the another side of 16 other end of the first reed with the aperture of the first extra block 15 is closed is bonded, the first gas
The position in corresponding first extra block, 15 aperture opens up perforative first tonifying Qi hole 18 on cylinder 11, axial parallel with the first tonifying Qi hole 18
Position opens up the first plunger 17 of placement in perforative aperture.
Second cylinder 21 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 double-cylinder rolling rotor compressor, this is no longer identified and be described in detail.Second cylinder, 21 vent ports
Side position axially offers the groove with the sealing cooperation of the second extra block 25, what the second extra block 25 and the second cylinder 21 cooperated
Side opens up fluted, and the bottom of groove is curved surface, and axially placed second reed 23 in groove, the second extra block 25 is radial to be opened
If perforative aperture and one end of the second second vapor injection pipe 24 are welded to connect, the one side and the second column of one end of the second reed 23
One end fitting of plug 26, the another side of 23 other end of the second reed with the aperture of the second extra block 25 is closed is bonded, the second gas
The position in corresponding second extra block, 25 aperture opens up perforative second tonifying Qi hole 22 on cylinder 21, axial parallel with the second tonifying Qi hole 22
Position opens up the second plunger 26 of placement in perforative aperture.
Wherein, it is welded to connect after the downtake pipe of cylinder described in two is in parallel with second exhaust pipe with total air escape pipe；
Wherein, the other end of the first second vapor injection pipe 10 and the second second vapor injection pipe 24 stretch out the other end after shell
Parallel connection, however be welded to connect with the gas vent of economizer.
Wherein, the economizer is the economizer in conventional heat pump system.
By evaporator Lai low-temp low-pressure gas working medium by air intake duct 1 enter compressor casing 2 in space, to electricity
Machine is cooled down to be taken up in order of priority to enter through air-breathing aperture on the first cylinder 11, the second cylinder 21 and is connected to air-breathing aperture
In aspirated volume space, when the pressure of compressed gas is enough to overcome the elastic force of the first reed 16, the second reed 23 in working space,
First plunger 17 opens the first reed 16, and the second plunger 26 opens the second reed 23, keeps the first reed 16 and the second reed 23 de-
Aperture from the first extra block 15 and the second extra block 25 that are connect with the first second vapor injection pipe 10, the second second vapor injection pipe 24,
The gas of intermediate pressure enters in respective working space through the first tonifying Qi hole 18 and the second tonifying Qi hole 22, mixed gas after
Continuous to be compressed to when being enough to open the first, second exhaust valve, high temperature and high pressure gas working medium is through on the first cylinder 11, the second cylinder 21
Compressor is discharged in first and second exhaust valves.
Compressor with rolling rotor of the twin-tub of the utility model with second vapor injection opens up tonifying Qi hole in two cylinder walls, into
Row second vapor injection realizes quasi- Two-stage Compression, improves the thermal performance of compressor, meets the heat supply needs of heat pump system, saves energy
Source.
Although the utility model is particularly described referring to embodiment, embodiments described above is illustrative
Rather than it is restrictive, in the case where not departing from the spirit and scope of the utility model, all change and modification are all at this
Within the scope of utility model.
Claims (5)
1. a kind of compressor with rolling rotor of twin-tub with second vapor injection, including casing, be mounted in casing on eccentric main axis
The rotor of portion's connection, the motor stator with rotor cooperation, two with two eccentric part corresponding matchings of eccentric main axis
A cylinder has air intake duct on casing, and the outer cover of two eccentric parts of eccentric main axis forms rolling-rotor equipped with sleeve, two sleeves
Outer surface and the inner surface of corresponding two cylinder are tangent, are formed between two rolling-rotor outer surfaces and the inner surface of corresponding two cylinder
Crescent-shaped space is respectively arranged with sliding vane groove on two cylinders, is separately installed with spring and slide plate in sliding vane groove, the outer end of slide plate with
Corresponding rolling-rotor outer surface is tangent and corresponding crescent-shaped space is separated into two spaces, which is characterized in that two gas
The side of cylinder axially offers the groove with extra block sealing cooperation respectively, and extra block offers recessed with the side that cylinder cooperates
Slot, axially placed reed in groove, extra block radially open up perforative aperture and one end of the first second vapor injection pipe and are welded to connect,
The one end side of reed is bonded with one end of plunger, other end side with the aperture of extra block is closed is bonded, corresponded on cylinder attached
The position in block aperture is added to open up perforative tonifying Qi aperture, placing column in the through-pore opened up with tonifying Qi aperture axial direction parallel position
Plug.
2. compressor with rolling rotor of the twin-tub with second vapor injection according to claim 1, which is characterized in that two cylinder installations
Between two end caps setting up and down, centre is separated by middle baffle plate；Two end caps are set in outside eccentric main axis simultaneously
It is connect with two cylinders with end cap attachment screw, gasket seal is accompanied between cylinder and end cap.
3. compressor with rolling rotor of the twin-tub with second vapor injection according to claim 2, which is characterized in that the middle baffle plate
For two halves circular ring structure, the main shaft diameter that sealing is docked between two eccentric parts is outer and accompanies gasket between two cylinders respectively
Piece.
4. compressor with rolling rotor of the twin-tub with second vapor injection according to claim 2, which is characterized in that the bottom of the groove
Portion is curved surface.
5. compressor with rolling rotor of the twin-tub with second vapor injection according to claim 1, which is characterized in that two second vapor injections
It is welded to connect after the pipe other end is in parallel and with the gas vent of economizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820690955.8U CN208330733U (en) | 2018-05-10 | 2018-05-10 | Compressor with rolling rotor of the twin-tub with second vapor injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820690955.8U CN208330733U (en) | 2018-05-10 | 2018-05-10 | Compressor with rolling rotor of the twin-tub with second vapor injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208330733U true CN208330733U (en) | 2019-01-04 |
Family
ID=64777398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820690955.8U Expired - Fee Related CN208330733U (en) | 2018-05-10 | 2018-05-10 | Compressor with rolling rotor of the twin-tub with second vapor injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208330733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386360A (en) * | 2018-05-10 | 2018-08-10 | 天津商业大学 | Compressor with rolling rotor of the twin-tub with second vapor injection |
-
2018
- 2018-05-10 CN CN201820690955.8U patent/CN208330733U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386360A (en) * | 2018-05-10 | 2018-08-10 | 天津商业大学 | Compressor with rolling rotor of the twin-tub with second vapor injection |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 Termination date: 20190510 |
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| CF01 | Termination of patent right due to non-payment of annual fee |