CN207178220U - A kind of rotor compressor with gas supplementary structure - Google Patents
A kind of rotor compressor with gas supplementary structure Download PDFInfo
- Publication number
- CN207178220U CN207178220U CN201720978052.5U CN201720978052U CN207178220U CN 207178220 U CN207178220 U CN 207178220U CN 201720978052 U CN201720978052 U CN 201720978052U CN 207178220 U CN207178220 U CN 207178220U
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- CN
- China
- Prior art keywords
- slide plate
- air supply
- supply passage
- supplementing opening
- gas supplementing
- 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.)
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Abstract
The utility model discloses a kind of rotor compressor with gas supplementary structure, including:Inside is provided with cylinder, the rotor in working chamber, the slide plate and spring located at slide plate intracavitary of working chamber and slide plate chamber, and one end of slide plate is connected on the outer peripheral face of rotor, and spring-compressed is connected on the other end of slide plate.The inside of cylinder is additionally provided with air supply passage, and the both ends of air supply passage connect with working chamber and slide plate chamber respectively, and the outer wall of cylinder is provided with the gas supplementing opening connected with slide plate chamber.Gas supplementing opening and air supply passage are connected or blocked to slide plate when slide plate intracavitary moves back and forth.The utility model has the advantages that small tonifying Qi resistance, efficiency high, good reliability.
Description
Technical field
It the utility model is related to Compressor Technology field, more particularly to a kind of rotor compressor with gas supplementary structure.
Background technology
The heating capacity and efficiency of low-temperature air source heat pump can be effectively improved using second vapor injection enthalpy-increasing compressor, for rolling
For dynamic rotor compressor, ripe way is connected using twin-tub birotor, and sets air supply passage among two cylinders,
This way cost is higher, and due to having used two rotors and cylinder, also accordingly increases the friction loss of cylinder.
Single cylinder single rotor tonifying Qi technology due to it is simple in construction, cost is cheap, be also gradually taken seriously in recent years, Jia Qinglei etc.
People exists《Freeze journal》On delivered one entitled " experiment of the rolling rotor-type compressibility heating performance with second vapor injection ground
Study carefully ", the single rotor air supply compressor that a kind of cylinder wall surface opens up gas supplementing opening is specifically have studied, this compressor defect is tonifying Qi
It can be penetrated with air-breathing, cause compressor efficiency to reduce.
Have also appeared in the prior art increases the compressor with rolling rotor of gas supplementary structure on slide plate, such as Publication No.
CN105673510A utility model patent, it discloses a kind of compressor with rolling rotor by slide plate tonifying Qi, its shortcoming is
In the inside increase air supply passage and check valve of thin thin slide plate, this can not only reduce the intensity of slide plate, simultaneously because inside slide plate
Tonifying Qi aperture space is limited, flow resistance is larger, be difficult to realize that small pressure difference big flow is mended in a short time when tonifying Qi back pressure is higher
Gas, it is unfavorable for the raising of compressor capacity and efficiency.Such as Publication No. CN206071871U utility model patent again, it is public
A kind of single rotor Gas-supplying enthalpy-increasing compressor is driven, the patent is also to increase gas supplementary structure inside slide plate, equally exists above-mentioned ask
Topic.
Therefore, how to design a kind of has small gas supplementary structure, tonifying Qi resistance, efficiency high, the rotor compressor of good reliability
It is industry technical problem urgently to be resolved hurrily.
Utility model content
In order to solve drawbacks described above present in prior art, the utility model proposes a kind of rotor with gas supplementary structure
Compressor.
The technical solution adopted in the utility model is to design a kind of rotor compressor with gas supplementary structure, including:It is internal
Cylinder provided with working chamber and slide plate chamber, the rotor in working chamber, slide plate and spring located at slide plate intracavitary, the one of slide plate
End is connected on the outer peripheral face of rotor, and spring-compressed is connected on the other end of slide plate.The inside of cylinder is additionally provided with air supply passage,
The both ends of air supply passage connect with working chamber and slide plate chamber respectively, and the outer wall of cylinder is provided with the gas supplementing opening connected with slide plate chamber.
Gas supplementing opening and air supply passage are connected or blocked to slide plate when slide plate intracavitary moves back and forth.
Preferably, check valve is provided with air supply passage, check valve allows the fluid in air supply passage to flow to working chamber.
Preferably, the outer wall of cylinder is provided with the air entry and exhaust outlet connected with working chamber, with the direction of motion of slide plate
For line of demarcation, air entry and exhaust outlet are located at the same side of slide plate with exhaust outlet positioned at the both sides of slide plate, air supply passage respectively.
Preferably, first anglec of rotation and second anglec of rotation are provided with a cross section of cylinder, the cross section is perpendicular to rotor
Axis and pass through rotor, slide plate and air entry.
Using the pivot of rotor as the center of circle, the center of slide plate and the connecting line in the center of circle and point of contact of the rotor on working chamber
Angle between the connecting line in the center of circle forms first anglec of rotation.In the cross section, air entry is located at work provided with two
Interface point on the wall of chamber, along interface point of the rotor direction of rotation away from slide plate it is air-breathing connectivity points in two interface points,
Angle between the center of slide plate and the connecting line in the center of circle and air-breathing connectivity points and the connecting line in the center of circle forms second anglec of rotation.
When 0 °≤first anglec of rotation second anglecs of rotation of <, slide plate blocks gas supplementing opening and air supply passage, when second anglec of rotation
During the≤the first anglec of rotation≤180 °, slide plate connects gas supplementing opening and air supply passage.
Preferably, when slide plate connects the gas supplementing opening with air supply passage, first anglec of rotation is between 30 ° to 180 °.
In one embodiment, slide plate is a solid panel, and slide plate intracavitary is communicated with the switching of gas supplementing opening and air supply passage
Section.When slide plate is located in group section, block gas supplementing opening and air supply passage, slide plate from group section remove when, connect gas supplementing opening with mending
Gas passage.Gas supplementing opening can be located at slide plate chamber along the linearly extended position in vane motion direction, or gas supplementing opening and air supply passage
Positioned at the same side of slide plate.
In another embodiment, gas supplementing opening and air supply passage are located at the both sides of slide plate chamber respectively, are provided with and can distinguish in slide plate
The through hole docked with gas supplementing opening and air supply passage.When through hole docks with gas supplementing opening and air supply passage respectively, gas supplementing opening is connected with mending
Gas passage, when through hole staggers with the gas supplementing opening or air supply passage, slide plate blocks gas supplementing opening and air supply passage.
Compared with prior art, the utility model possesses advantages below:
1st, air supply passage is opened on cylinder, and the size in tonifying Qi aperture is not limited by slide plate, has that tonifying Qi resistance is small, efficiency
The advantages that high and reliability;
2nd, air supply passage and air entry are located at the both sides of slide plate chamber respectively, serve as switching switch using slide plate, can effectively keep away
Exempt from tonifying Qi and be back to suction muffler, increase the inspiratory capacity of air entry.
Brief description of the drawings
The utility model is described in detail with reference to embodiment and accompanying drawing, wherein:
Fig. 1 is the compressor schematic cross-sectional view of an embodiment in the utility model;
Fig. 2 is the compressor schematic cross-sectional view of initial compression phase in the utility model;
Fig. 3 is the compressor schematic cross-sectional view that tonifying Qi compression stage is connected in the utility model;
Fig. 4 is the compressor schematic cross-sectional view for ending tonifying Qi compression stage in the utility model;
Fig. 5 is the compressor schematic cross-sectional view of another embodiment in the utility model.
Embodiment
As shown in Figures 1 to 4, the utility model proposition a kind of rotor compressor with gas supplementary structure, including:Cylinder 1,
Rotor 2, slide plate 3 and spring 4 etc., the inside of cylinder 1 are provided with working chamber 11 and slide plate chamber 12, and rotor 2 is located in working chamber 11, by
Moved under the drive of eccentric wheel in the internal rotation of working chamber 11.Slide plate chamber 12 is connected with working chamber 11, and slide plate 3 and spring 4 are respectively provided with
In slide plate chamber 12, slide plate chamber 12 can accommodate slide plate 3 and stretch into work from slide plate chamber 12 along its straight reciprocating motion, one end of slide plate 3
Make chamber 11 to be connected on the outer peripheral face of rotor 2, the compression of spring 4 is connected between the other end of slide plate 3 and slide plate chamber 12.
The inside of cylinder 1 is additionally provided with air supply passage 13, the both ends of air supply passage 13 respectively with working chamber 11 and slide plate chamber 12
Connection, air supply passage 13 is interior to be provided with check valve 5, and check valve 5 only allows the fluid in air supply passage 13 to flow to working chamber 11, prevented
Gases at high pressure in compression stage working chamber 11 backflow to air supply passage 13.The outer wall of cylinder 1 is provided with gas supplementing opening 14, gas supplementing opening
14 are communicated to slide plate chamber 12, and slide plate 3 can be connected when being moved back and forth in slide plate chamber 12 or stop gas supplementing opening 14 and air supply passage 13.
Air supply passage 13 is opened on cylinder 1, and the size in tonifying Qi aperture is not limited by slide plate 3, improves tonifying Qi efficiency.
The air entry 15 and exhaust outlet 16 connected with working chamber 11 is additionally provided with the outer wall of cylinder 1, with the motion side of slide plate 3
To for line of demarcation, air entry 15 and exhaust outlet 16 are located at the both sides of slide plate 3 respectively, and the both ends of air supply passage 13 are respectively and work
The interior connection end of the connection of chamber 11, the outer connection end connected with gas supplementing opening 14, interior connection end are located on the wall of working chamber 11, outer company
Go side is located on the wall of slide plate chamber 12, and interior connection end is located at the same side of slide plate 3 with exhaust outlet 16, makees in the separation of slide plate 3
Under, effectively tonifying Qi can be prevented to be back to suction muffler, increase the inspiratory capacity of suction muffler.
As shown in figure 1, in the motion process of rotor 2 and slide plate 3, the first rotation angle θ is formed in a cross section of cylinder 1
With the second anglec of rotation β, the cross section and the axis of rotor 2 are mutually perpendicular to, and the cross section passes through rotor 2, slide plate 3 and air entry
15。
In the cross section, using the pivot of rotor 2 as the center of circle, the center of slide plate 3 and the connecting line in the center of circle and rotor 2
Point of contact on working chamber 11 and the angle between the connecting line in the center of circle form the first rotation angle θ.Air entry 15 is provided with two
Interface point on the wall of working chamber 11, it is along interface point of the direction of rotation of rotor 2 away from slide plate 3 in two interface points
Air-breathing connectivity points, in two interface points the connecting line in the center of the connecting line and slide plate 3 in air-breathing connectivity points and the center of circle and the center of circle it
Between angle it is larger, the angle formed the second anglec of rotation β.As the 0 °≤first rotation angle θ < second anglec of rotation β, slide plate 3 blocks
Gas supplementing opening 14 and air supply passage 13, when the second anglec of rotation β≤first rotation angle θ≤180 °, slide plate 3 connects gas supplementing opening 14 with mending
Gas passage 13.In order that compression effectiveness is more preferable, when slide plate 3 connects gas supplementing opening 14 with air supply passage 13, the first rotation angle θ it is preferred
Between angle is 30 ° to 180 °.
In actual applications, the design method of slide plate 3 and gas supplementing opening 14 has a variety of.
In one embodiment, as shown in Figures 1 to 4, slide plate chamber 12 is vertically arranged the top of working chamber 11, the bottom of slide plate 3
Abutted with rotor 2, spring 4 compresses the top for being connected to slide plate 3, and air entry 15 is located at the left side of slide plate 3, air supply passage 13 and row
Gas port 16 is located at the right side of slide plate 3.Gas supplementing opening 14 is located at the extended rectilinear position of slide plate chamber 12, and slide plate 3 is a solid panel, sliding
The group section of gas supplementing opening 14 and air supply passage 13 is communicated with piece chamber 12.When slide plate 3 is located in group section, slide plate 3 is blocked in
Between gas supplementing opening 14 and air supply passage 13, block gas supplementing opening 14 and air supply passage 13, slide plate 3 from group section remove when, group section
Hollow, gas enters air supply passage 13 from gas supplementing opening 14 by slide plate chamber 12.
Air supply passage 13 can be mended with the switch on and off position of slide plate 3 by reasonably optimizing design to slide plate chamber 12
Gas passage 13 can select appropriate aperture in zone of reasonableness according to demand, to reduce tonifying Qi resistance and tonifying Qi time.Certainly, tonifying Qi
Mouth 14 can also be arranged on the same side of slide plate 3 with air supply passage 13, and gas supplementing opening 14 is located at slide plate chamber 12 along the direction of motion of slide plate 3
It is located at the same side of slide plate 3 on linearly extended position or with air supply passage 13, pressure and tonifying Qi in higher tonifying Qi can be met
The demand of time.
In another embodiment, as shown in figure 5, gas supplementing opening 14 and air supply passage 13 are located at the both sides of slide plate chamber 12 respectively,
Through hole 31 is provided with slide plate 3, through hole 31 can be moved to both ends with slide plate 3 and be docked respectively with gas supplementing opening 14 and air supply passage 13, lead to
Hole 31 can be designed as the straight hole vertical with the direction of motion of slide plate 3 or with vane motion direction in the oblique of angle according to being actually needed
Hole, when through hole 31, which is moved to, to be docked respectively with gas supplementing opening 14 and air supply passage 13, gas supplementing opening 14 and air supply passage 13 are connected, is led to
When hole 31 is staggered with gas supplementing opening 14 or air supply passage 13, slide plate 3 is blocked between gas supplementing opening 14 and air supply passage 13, blocks tonifying Qi
Mouth 14 and air supply passage 13.The gas supplementing opening 14 and air supply passage 13 of the both sides of slide plate 3 are connected or blocked using through hole 31, and its advantage exists
In can separate the internal pressure of the pressure of gas supplementing opening 14 and slide plate chamber 12, and the superfeed pressure that slide plate 3 is subject to can be two
Cancel out each other side.
Describe in detail below in conjunction with the accompanying drawings.
The running of compressor can be divided into three phases, first stage:Initial compression phase, as shown in Fig. 2 rotor
2 is tangent with slide plate 3, the first rotation angle θ=0 °, and now slide plate 3 is located at the most inner side of slide plate chamber 12, and now slide plate 3 blocks gas supplementing opening
14 with the connection of air supply passage 13, and the gaseous coolant entered from gas supplementing opening 14 can not enter working chamber 11, work from air supply passage 13
Make in chamber 11 gas all from air entry 15.When rotor 2 rotates from slide plate 3 to air entry 15, i.e. the first rotation angle θ<The
During two anglec of rotation β, the present position of slide plate 3 disclosure satisfy that the cut-off needs of slide plate chamber 12 and air supply passage 13 all the time.
Second stage:Tonifying Qi compression stage is connected, as shown in figure 3, as rotor 2 further rotates, slide plate 3 is also further
Slided to working chamber 11.When rotor 2 has just turned over air entry 15, i.e. during 180 ° of second anglec of rotation β the first rotation angle θs of < <, now
Slide plate 3 connects gas supplementing opening 14 and air supply passage 13, and gas supplementing opening 14 goes out the medium pressure gas come in along air supply passage 13, check valve 5
Working chamber 11 is flowed to, the tonifying Qi of compressor one side is while compression.
Phase III:End tonifying Qi compression stage, as shown in figure 4, as rotor 2 further rotates, arranged in working chamber 11
Exhaust cavity pressure where gas port 16 gradually rises, and when exhaust cavity pressure is more than superfeed pressure, check valve 5 reversely ends,
Gases at high pressure in discharge chamber will not flow to air supply passage 13, and intracavity gas further compress afterwards, complete a press cycles.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (9)
1. a kind of rotor compressor with gas supplementary structure, including:Inside is provided with working chamber(11)With slide plate chamber(12)Cylinder
(1), located at the working chamber(11)Interior rotor(2), located at the slide plate chamber(12)Interior slide plate(3)And spring(4), it is described
Slide plate(3)One end be connected to the rotor(2)Outer peripheral face on, the spring(4)Compression is connected to the slide plate(3)It is another
On one end;
Characterized in that, the cylinder(1)Inside be additionally provided with air supply passage(13), the air supply passage(13)Both ends difference
With the working chamber(11)With slide plate chamber(12)Connection, the cylinder(1)Outer wall be provided with and the slide plate chamber(12)Connection
Gas supplementing opening(14);
The slide plate(3)In the slide plate chamber(12)During interior reciprocating motion, the gas supplementing opening is connected or blocked(14)Lead to tonifying Qi
Road(13).
2. rotor compressor as claimed in claim 1, it is characterised in that the air supply passage(13)It is interior to be provided with check valve(5),
The check valve(5)Allow the air supply passage(13)Interior fluid flows to the working chamber(11).
3. rotor compressor as claimed in claim 1, it is characterised in that the cylinder(1)Outer wall be provided with and the work
Make chamber(11)The air entry of connection(15)And exhaust outlet(16), with the slide plate(3)The direction of motion be line of demarcation, the air-breathing
Mouthful(15)And exhaust outlet(16)It is located at the slide plate respectively(3)Both sides, the air supply passage(13)With the exhaust outlet(16)
Positioned at the slide plate(3)The same side.
4. rotor compressor as claimed in claim 3, it is characterised in that the cylinder(1)A cross section in be provided with first
The anglec of rotation and second anglec of rotation, the cross section is perpendicular to the rotor(2)Axis and pass through the rotor(2), slide plate(3)
And air entry(15);
With the rotor(2)Pivot be the center of circle, the slide plate(3)Center and the center of circle connecting line and the rotor
(2)In working chamber(11)On point of contact and the center of circle connecting line between angle formed first anglec of rotation;
In the cross section, the air entry(15)It is located at the working chamber provided with two(11)Wall on handing-over
Point, along rotor in two interface points(2)Direction of rotation is away from the slide plate(3)Interface point be air-breathing connectivity points, the cunning
Piece(3)Center and the center of circle connecting line and air-breathing connectivity points and the connecting line in the center of circle between angle formed second anglec of rotation;
When 0 °≤first anglec of rotation second anglecs of rotation of <, the slide plate(3)Block the gas supplementing opening(14)Lead to the tonifying Qi
Road(13), when second anglec of rotation≤first anglec of rotation≤180 °, the slide plate(3)Connect the gas supplementing opening(14)With the benefit
Gas passage(13).
5. rotor compressor as claimed in claim 4, it is characterised in that the slide plate(3)Connect the gas supplementing opening(14)With
The air supply passage(13)When, first anglec of rotation is between 30 ° to 180 °.
6. the rotor compressor as described in any one of claim 1 to 5, it is characterised in that the slide plate(3)It is solid flat for one
Plate, the slide plate chamber(12)Inside it is communicated with the gas supplementing opening(14)With air supply passage(13)Group section;
The slide plate(3)When in the group section, the gas supplementing opening is blocked(14)With air supply passage(13), the slide plate
(3)When being removed from the group section, the gas supplementing opening is connected(14)With air supply passage(13).
7. rotor compressor as claimed in claim 6, it is characterised in that the gas supplementing opening(14)Positioned at the slide plate chamber(12)
Along along the linearly extended position in vane motion direction.
8. rotor compressor as claimed in claim 6, it is characterised in that the gas supplementing opening(14)And air supply passage(13)It is located at
Slide plate(3)The same side.
9. the rotor compressor as described in any one of claim 1 to 5, it is characterised in that the gas supplementing opening(14)Lead to tonifying Qi
Road(13)It is located at the slide plate respectively(3)Both sides, the slide plate(3)It is interior be provided with can respectively with the gas supplementing opening(14)And tonifying Qi
Passage(13)The through hole of docking(31);
The through hole(31)Respectively with the gas supplementing opening(14)And air supply passage(13)During docking, the gas supplementing opening is connected(14)With
Air supply passage(13), the through hole(31)With the gas supplementing opening(14)Or air supply passage(13)When staggering, the slide plate(3)Block
The gas supplementing opening(14)With air supply passage(13).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720978052.5U CN207178220U (en) | 2017-08-07 | 2017-08-07 | A kind of rotor compressor with gas supplementary structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720978052.5U CN207178220U (en) | 2017-08-07 | 2017-08-07 | A kind of rotor compressor with gas supplementary structure |
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Publication Number | Publication Date |
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CN207178220U true CN207178220U (en) | 2018-04-03 |
Family
ID=61745258
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CN201720978052.5U Withdrawn - After Issue CN207178220U (en) | 2017-08-07 | 2017-08-07 | A kind of rotor compressor with gas supplementary structure |
Country Status (1)
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CN (1) | CN207178220U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107237754A (en) * | 2017-08-07 | 2017-10-10 | 珠海格力电器股份有限公司 | A kind of rotor compressor and compression method with gas supplementary structure |
CN111502990A (en) * | 2020-03-31 | 2020-08-07 | 珠海格力电器股份有限公司 | Single-stage enthalpy-increasing rotor compressor and air conditioner with same |
-
2017
- 2017-08-07 CN CN201720978052.5U patent/CN207178220U/en not_active Withdrawn - After Issue
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107237754A (en) * | 2017-08-07 | 2017-10-10 | 珠海格力电器股份有限公司 | A kind of rotor compressor and compression method with gas supplementary structure |
WO2019029264A1 (en) * | 2017-08-07 | 2019-02-14 | 格力电器(武汉)有限公司 | Rotor compressor having air supply structure and compression method |
CN107237754B (en) * | 2017-08-07 | 2019-12-17 | 珠海格力电器股份有限公司 | Rotor compressor with air supplementing structure and compression method |
CN111502990A (en) * | 2020-03-31 | 2020-08-07 | 珠海格力电器股份有限公司 | Single-stage enthalpy-increasing rotor compressor and air conditioner with same |
CN111502990B (en) * | 2020-03-31 | 2021-06-29 | 珠海格力电器股份有限公司 | Single-stage enthalpy-increasing rotor compressor and air conditioner with same |
US11971038B2 (en) | 2020-03-31 | 2024-04-30 | Gree Electric Appliances, Inc. Of Zhuhai | Single-stage enthalpy enhancing rotary compressor and air conditioner having same |
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Legal Events
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GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20180403 Effective date of abandoning: 20191217 |
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AV01 | Patent right actively abandoned |