CN208330734U - Single cylinder compressor with rolling rotor with second vapor injection - Google Patents
Single cylinder compressor with rolling rotor with second vapor injection Download PDFInfo
- Publication number
- CN208330734U CN208330734U CN201820695475.0U CN201820695475U CN208330734U CN 208330734 U CN208330734 U CN 208330734U CN 201820695475 U CN201820695475 U CN 201820695475U CN 208330734 U CN208330734 U CN 208330734U
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- Prior art keywords
- cylinder
- aperture
- vapor injection
- rotor
- extra block
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Abstract
The utility model discloses a kind of single cylinder compressor with rolling rotor with second vapor injection, the side position of its cylinder axially offers the groove with extra block sealing cooperation, 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, other end side with the aperture of extra block is closed is bonded, the position that cylinder corresponds to extra block aperture 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 utilizes second vapor injection, realizes quasi- Two-stage Compression, that is, meets the requirement of heat supply temperature, realizes energy conservation and environmental protection, and the utility model structure is simple, easy to assembly, and control is flexible, securely and reliably.
Description
Technical field
The utility model relates to a kind of single cylinder compressor with rolling rotor with second vapor injection.
Background technique
When the heat supply temperature of air source heat pump system is more demanding, while environment temperature reduces, the pressure ratio of compressor
Increase, power consumption increases, the thermal performance decline of heat pump system.It needs to use single cylinder compressor with rolling rotor in certain places,
Single cylinder compressor with rolling rotor structure is simple, convenient for installation and maintenance, is able to satisfy certain heat demand.However existing single cylinder rolls
Its performance still needs further to be promoted rotor compressor in operation, to ensure the operational reliability of compressor, to meet heat
The needs of pumping system.
Utility model content
The utility model is place in order to overcome the shortcomings in the prior art, provides a kind of single cylinder with second vapor injection and rolls
Rotor compressor, to meet the variation demand of heating demand.
To realize that technical solution used by the purpose of this utility model is as follows:
A kind of single cylinder compressor with rolling rotor 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, the cylinder cooperated with the eccentric part of eccentric main axis, casing
On have an air intake duct, the outer cover of the eccentric part of eccentric main axis forms rolling-rotor equipped with sleeve, the outer surface of sleeve and cylinder
Inner surface is tangent, forms crescent-shaped space between rolling-rotor outer surface and cylinder surfaces, sliding vane groove, slide plate are provided on cylinder
There are spring and slide plate in slot, slide plate outer end is tangent with rolling-rotor outer surface and crescent-shaped space is separated into two spaces, special
Sign is that the side of cylinder axially offers the groove with extra block sealing cooperation, the side of extra block and cylinder cooperation respectively
Fluted, axially placed reed in groove is opened up, extra block radially opens up perforative aperture and one end of second vapor injection pipe and welds
Connection, 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, it is right on cylinder
It answers the position in extra block aperture to open up perforative tonifying Qi aperture, is put in the through-pore opened up with tonifying Qi aperture axial direction parallel position
Set plunger.
It is outer and connect with cylinder with end cap attachment screw that two end caps of cylinder are set in eccentric main axis, in cylinder and
Gasket seal is accompanied between end cap.
The other end of the second vapor injection pipe and the gas vent of economizer are welded to connect.
The bottom of the groove is curved surface.
Single cylinder compressor with rolling rotor of the utility model with second vapor injection realizes quasi- Two-stage Compression using second vapor injection,
Meet the requirement of heat supply temperature, realizes energy conservation and environmental protection.The utility model structure is simple, easy to assembly, and control flexibly, safely may be used
It leans on.
Detailed description of the invention
Fig. 1 is the B-B direction schematic diagram of the single cylinder compressor with rolling rotor shown in Fig. 2 with second vapor injection；
Fig. 2 is sectional view along A-A.
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, a kind of single cylinder compressor with rolling rotor with second vapor injection, comprising:
Air intake duct 1, casing 2, rotor 3, motor stator 4, upper end cover 5, slide plate 6, spring 7, lower cover 8, lower cover
Attachment screw 9, second vapor injection pipe 10, cylinder 11, upper end cover attachment screw 12, sleeve 13, eccentric main axis 14, extra block 15, spring
Piece 16, plunger 17, tonifying Qi aperture 18.
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.Cylinder 11 is fixedly connected with casing 2, and the upper end cover 5 is sleeved on eccentric master
Axis is outer and gasket seal is accompanied between cylinder 11, is connected between cylinder 11 and upper end cover 5 by upper end cover attachment screw 12.
8 sets of the lower cover accompanies gasket seal between the lower end and lower cover 8 of cylinder 11 outside eccentric main axis, and
It is connected by lower cover attachment screw 9.The outer cover of the eccentric main axis eccentric part forms rolling-rotor, institute equipped with sleeve 13
The outer surface for stating sleeve 13 and the inner surface of cylinder 11 are tangent, the inner surface and upper end cover of rolling-rotor outer surface and cylinder 11
Crescent-shaped space is formed between 5 and lower cover 8.It is provided with sliding vane groove on cylinder 11, spring 7 and slide plate 6 are installed in sliding vane groove,
The outer end and rolling-rotor outer surface of slide plate 6 are tangent and crescent-shaped space is separated into two small spaces, with eccentric main axis
Rotation, two small spaces are constantly ascending then descending, realize to the air-breathing of Working medium gas, compression and exhaust.
The cylinder 11 offers air-breathing aperture and discharge chamber close to the both ends of sliding vane groove respectively, is equipped with exhaust in discharge chamber
Valve, the outlet of discharge chamber and vent connection are welded to connect；It is right the above are the suction and exhaust structure of existing single cylinder compressor with rolling rotor
This no longer identifies and is described in detail, wherein axially offers in 11 vent ports side position of cylinder and seals with extra block 15
The groove of cooperation, extra block 15 open up fluted with the side that cylinder 11 cooperates, and the bottom of groove is curved surface, axial in groove
Reed 16 is placed, radial perforative aperture and the one end of second vapor injection pipe 10 of opening up of extra block 15 is welded to connect, and the one of reed 16
The one side at end is bonded with one end of plunger 17, the another side of 16 other end of reed with the aperture of extra block 15 is closed is bonded,
The position in corresponding 15 aperture of extra block of cylinder 11 opens up perforative tonifying Qi aperture 18, opens up with the axial parallel position in tonifying Qi aperture 18
Plunger 17 is placed in perforative aperture.
Wherein, the gas vent of the other end of the second vapor injection pipe 10 and economizer is welded to connect.
Wherein, the economizer is the economizer in conventional heat pump system.
When work, by evaporator Lai low-temp low-pressure gas working medium by air intake duct 1 enter compressor casing 2 in sky
Between, enter the aspirated volume space being connected to air-breathing aperture through the air-breathing aperture on cylinder 11 after cooling down to motor
In, when the pressure of compressed gas is enough to overcome the elastic force of reed 16 in working space, plunger 17 opens reed 16, keeps reed 16 de-
The gas in the aperture from the extra block 15 connecting with second vapor injection pipe 10, intermediate pressure enters in working space through tonifying Qi hole 18,
Mixed gas continues to be compressed to when being enough to open exhaust valve, and high temperature and high pressure gas working medium is discharged through the exhaust valve on cylinder 11
Compressor.
The single cylinder compressor with rolling rotor with second vapor injection of the utility model opens up tonifying Qi hole in cylinder wall, in progress
Between tonifying Qi, realize quasi- Two-stage Compression, improve the thermal performance of compressor, meet the heat supply needs of heat pump system, it is energy saving.
Although the utility model is particularly described referring to embodiment, embodiments described above be it is illustrative and
It is not limiting, in the case where not departing from the spirit and scope of the utility model, all change and modification are all in this reality
Within the scope of novel.
Claims (4)
1. a kind of single cylinder compressor with rolling rotor 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, the cylinder cooperated with the eccentric part of eccentric main axis, on casing
Have an air intake duct, the outer cover of the eccentric part of eccentric main axis forms rolling-rotor equipped with sleeve, the outer surface of sleeve and cylinder it is interior
Plane tangent forms crescent-shaped space, sliding vane groove, sliding vane groove is provided on cylinder between rolling-rotor outer surface and cylinder surfaces
Inside there are spring and slide plate, slide plate outer end is tangent with rolling-rotor outer surface and crescent-shaped space is separated into two spaces, feature
It is, the side of cylinder axially offers the groove with extra block sealing cooperation respectively, and the side that extra block cooperates with cylinder is opened
Equipped with groove, axially placed reed in groove, extra block radially opens up perforative aperture and one end welding of second vapor injection pipe connects
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, it is corresponding on cylinder
The position in extra block aperture opens up perforative tonifying Qi aperture, places in the through-pore opened up with tonifying Qi aperture axial direction parallel position
Plunger.
2. the single cylinder compressor with rolling rotor according to claim 1 with second vapor injection, which is characterized in that two of cylinder
End cap is set in outside eccentric main axis and is connect with cylinder with end cap attachment screw, and gasket is accompanied between cylinder and end cap
Piece.
3. the single cylinder compressor with rolling rotor according to claim 1 with second vapor injection, which is characterized in that the intermediate benefit
The other end of tracheae and the gas vent of economizer are welded to connect.
4. the single cylinder compressor with rolling rotor according to claim 1 with second vapor injection, which is characterized in that the groove
Bottom is curved surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820695475.0U CN208330734U (en) | 2018-05-10 | 2018-05-10 | Single cylinder compressor with rolling rotor with second vapor injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820695475.0U CN208330734U (en) | 2018-05-10 | 2018-05-10 | Single cylinder compressor with rolling rotor with second vapor injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208330734U true CN208330734U (en) | 2019-01-04 |
Family
ID=64776736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820695475.0U Expired - Fee Related CN208330734U (en) | 2018-05-10 | 2018-05-10 | Single cylinder compressor with rolling rotor with second vapor injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208330734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386362A (en) * | 2018-05-10 | 2018-08-10 | 天津商业大学 | Single cylinder compressor with rolling rotor with second vapor injection |
-
2018
- 2018-05-10 CN CN201820695475.0U patent/CN208330734U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386362A (en) * | 2018-05-10 | 2018-08-10 | 天津商业大学 | Single cylinder compressor with rolling rotor with second vapor injection |
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Legal Events
| 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 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |