CN201582117U - Rolling rotor type compressor - Google Patents
Rolling rotor type compressor Download PDFInfo
- Publication number
- CN201582117U CN201582117U CN2009202153133U CN200920215313U CN201582117U CN 201582117 U CN201582117 U CN 201582117U CN 2009202153133 U CN2009202153133 U CN 2009202153133U CN 200920215313 U CN200920215313 U CN 200920215313U CN 201582117 U CN201582117 U CN 201582117U
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- cylinder
- type compressor
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- rotor
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Abstract
The utility model provides a rolling rotor type compressor, which can reduce the air suction resistance loss of an air cylinder and further improve the refrigerating output and the efficiency of the compressor, and meanwhile can improve the impact influence of the air sucked into the air cylinder to an eccentric rotor and further improve the efficiency of the compressor. The rolling rotor type compressor includes a casing, the air cylinder, the eccentric rotor and a slip sheet, wherein the air cylinder is mounted in the casing; the eccentric rotor is mounted in the air cylinder; the center line of the eccentric rotor is parallel to the center line of the air cylinder; the outer surface of the eccentric rotor is tightly attached onto the inner surface of the air cylinder; a crescent space is formed between the outer surface of the eccentric rotor and the inner surface of the air cylinder, and has position change along with the rotating angle of the rotor; the slip sheet which conducts reciprocating motion divides the space range into two independent parts including a high-pressure cavity and a low-pressure cavity; and an air suction port is arranged on the rolling rotor type compressor, and is a through hole penetrating the casing and the air cylinder wall, wherein the center line of the air suction port has a distance with the center of the air cylinder.
Description
Technical field
The utility model belongs to the Compressor Technology field, is specifically related to a kind of rolling rotor type compressor, relates in particular to rolling rotor type compressor intakeport peripheral orientation polarization structure.
Background technique
Compressor with rolling rotor belongs to positive displacement compressor, mainly is made up of cylinder, eccentric rotor, slide plate, outlet valve etc.Eccentric rotor is placed in the cylinder, when rotor when rotating center rotates, rotor is close on the cylinder surfaces and slides.Thus, can constitute a crescent-shaped space between rotor outer surface and the cylinder surfaces, its position changes with the corner of rotor.Reciprocating slide plate is divided into two independent parts with this space range, and a part and air aspiration cavity communicate, and another part communicates with exhaust cavity by outlet valve.Slide plate is pressed on the rotor outer surface by spring or back pressure.The rolling rotor type compressor volume of cylinder is divided into two by eccentric wheel and slide plate, and one is hyperbaric chamber, and another is a low-pressure cavity, and high low pressure chamber inner pressure difference is very big.
The compressor with rolling rotor of prior art, cylinder intakeport center line is over against cylinder axis, as Fig. 1.Under this structure, gas is radially injected cylinder from intakeport when air-breathing, directly bumps against (it is F that eccentric rotor is subjected to this impact force, direction such as Fig. 2) on the eccentric rotor, circumferentially moves counterclockwise along eccentric rotor outer wall and cylinder inner wall again.It is circumferential that gas flow direction radially transfers cylinder to from cylinder, and fluid resistance losses is very big, and inhalation resistance loss just is big, can cause compressor refrigerating capacity to reduce, and efficient reduces.
Among Fig. 1,2, F enters the active force of the gas of cylinder to cylinder; β is that exhaust begins the angle.The part of numeral number correspondence is respectively:
Eccentric rotor, 2. cylinder, 3. intakeport, 4. improve before intakeport center line, 4 '. improve back intakeport center line, 5. spring eye, 6. vane slot.
Summary of the invention
The purpose of this utility model is to provide a kind of rolling rotor type compressor, can reduce the loss of cylinder inhalation resistance, and then improves compressor refrigerating capacity and efficient; Improve the firm bump influence that sucks the gas of cylinder to eccentric rotor simultaneously, and then improve compressor efficiency.
The utility model is achieved through the following technical solutions:
Rolling rotor type compressor, include: housing, cylinder, eccentric rotor and slide plate, cylinder are placed in the housing, and eccentric rotor is placed in the cylinder, the center line of eccentric rotor and the center line of cylinder are parallel to each other, and the outer surface of eccentric rotor is close on the cylinder surfaces; Constitute a crescent-shaped space between the outer surface of eccentric rotor and the cylinder surfaces, its position changes with the corner of rotor; Reciprocating slide plate is divided into two independent parts with this space range: hyperbaric chamber and low-pressure cavity; Described rolling rotor type compressor is provided with intakeport, and described intakeport is the through hole that runs through housing and cylinder wall; Wherein, be separated with a distance L between between the center of the center line of described intakeport and cylinder.
To sum up, the beneficial effects of the utility model are:
Rolling rotor type compressor of the present utility model, owing to be separated with a distance L between between the center line of intakeport and the center line of cylinder, promptly adopted the technological scheme of rolling rotor type compressor intakeport peripheral orientation polarization structure, gas is from the non-cylinder of radially injecting of intakeport, bump against on the eccentric rotor, circumferentially move counterclockwise along eccentric rotor outer wall and cylinder inner wall again.Gas flow direction change degree is little when having cylinder now than employing, thereby has reduced the inhalation resistance of cylinder, has improved compressor refrigerating capacity and efficient.On the other hand, the gas that has just entered cylinder reduces cylinder action power, and the direction of power changes, and makes this active force reduce the inhibition that eccentric rotor rotates, and then improves compressor efficiency.
Description of drawings
Fig. 1 is the intakeport structural representation of prior art rolling rotor type compressor;
Fig. 2 is that prior art and the utility model rolling rotor type compressor enter the force direction contrast schematic representation of the gas of cylinder to roller;
Fig. 3 is the intakeport structural representation of the utility model rolling rotor type compressor.
Among the figure,
L is that cylinder centerline is to the intakeport distance between center line;
F, F ' are for entering the active force of the gas of cylinder to cylinder;
β is that exhaust begins the angle;
The part of numeral number correspondence is respectively:
1. eccentric rotor 2. cylinders
3. intakeport 4. intakeport center lines
3 '. intakeport 4 '. the intakeport center line
5. spring eye 6. vane slots.
Embodiment
Rolling rotor type compressor, include: housing, cylinder, eccentric rotor and slide plate, cylinder are placed in the housing, and eccentric rotor is placed in the cylinder, the center line of eccentric rotor and the center line of cylinder are parallel to each other, and the outer surface of eccentric rotor is close on the cylinder surfaces; Constitute a crescent-shaped space between the outer surface of eccentric rotor and the cylinder surfaces, its position changes with the corner of rotor; Reciprocating slide plate is divided into two independent parts with this space range: hyperbaric chamber and low-pressure cavity; Described rolling rotor type compressor is provided with intakeport, and described intakeport is the through hole that runs through housing and cylinder wall; Wherein, be separated with a distance L between between the center of the center line of described intakeport and cylinder.
In order better the technical solution of the utility model to be understood, be described in detail below in conjunction with example and accompanying drawing.
Please refer to Fig. 2, a kind of rolling rotor type compressor intakeport peripheral orientation polarization structure of the present utility model comprises eccentric rotor 1, cylinder 2, and eccentric rotor 1 is positioned at cylinder.Wherein cylinder 1 be provided with an intakeport 3 '.
Described rolling rotor type compressor is provided with vane slot 6, and the center line of described vane slot 6 passes the center of cylinder.
Described vane slot 6 has the opening that is communicated with cylinder inner cavity, and the other end of vane slot 6 is positioned on the shell body wall; Described slide plate is arranged in vane slot 6 to-and-fro motion, and the inner of slide plate contacts with the outer surface of eccentric rotor.
The median plane of described vane slot 6 and intakeport 3 ' intersect at angle.
Described rolling rotor type compressor is provided with a spring eye 5, and described spring eye 5 is communicated with vane slot 6; Be provided with in the described spring eye 5 slide plate is pressed on spring on the rotor outer surface.
The central lines of the center line of described spring, spring eye 5 and vane slot 6.
The center line of described spring eye 5 passes the center of cylinder.
Described intakeport 3 ' wall and the wall of spring eye 5 between between be separated with safe distance.
Described intakeport 3 ' wall and the safe distance 〉=1mm between the wall of spring eye 5.
Characteristics of the present utility model are: intakeport center line 4 ' and without cylinder axis, and, can reduce the inhalation resistance loss like this to the circumferential direction biasing that eccentric rotor moves, and then improve compressor refrigerating capacity and efficient.
Another characteristics of the present utility model are: the gas that has just entered cylinder to the active force of roller reduce (F '＜F), and the direction of power changes, as Fig. 3.This active force reduces the inhibition that eccentric rotor rotates like this, and then improves the efficient of compressor.
Above-mentioned rolling rotor type compressor intakeport peripheral orientation polarization structure, wherein, described cylinder axis is determined by two factors to intakeport distance between center line L: the one, guarantee that intakeport does not connect (leaving certain safe distance, desirable 1mm) with spring eye; The 2nd, the control exhaust begins the angle less than certain value.
Above-mentioned listed specific implementation is nonrestrictive, and to one skilled in the art, in not departing from the utility model scope, various improvement and the variation carried out all belong to protection domain of the present utility model.
Claims (9)
1. rolling rotor type compressor, include: housing, cylinder, eccentric rotor and slide plate, cylinder are placed in the housing, and eccentric rotor is placed in the cylinder, the center line of eccentric rotor and the center line of cylinder are parallel to each other, and the outer surface of eccentric rotor is close on the cylinder surfaces; Constitute a crescent-shaped space between the outer surface of eccentric rotor and the cylinder surfaces, its position changes with the corner of rotor; Reciprocating slide plate is divided into two independent parts with this space range: hyperbaric chamber and low-pressure cavity; Described rolling rotor type compressor is provided with intakeport, and described intakeport is the through hole that runs through housing and cylinder wall; It is characterized in that: be separated with a distance L between between the center line of described intakeport and the center of cylinder.
2. rolling rotor type compressor according to claim 1 is characterized in that: described rolling rotor type compressor is provided with vane slot (6), and the center line of described vane slot passes the center of cylinder.
3. rolling rotor type compressor according to claim 2 is characterized in that: described vane slot (6) has the opening that is communicated with cylinder inner cavity, and the other end of vane slot (6) is positioned on the shell body wall; Described slide plate is arranged in vane slot (6) to-and-fro motion, and the inner of slide plate contacts with the outer surface of eccentric rotor.
4. according to claim 2 or 3 described rolling rotor type compressors, it is characterized in that: the median plane of described vane slot (6) and intakeport (3 ') intersect at angle.
5. rolling rotor type compressor according to claim 4 is characterized in that: described rolling rotor type compressor is provided with a spring eye (5), and described spring eye (5) is communicated with vane slot (6); Be provided with in the described spring eye (5) slide plate is pressed on spring on the rotor outer surface.
6. rolling rotor type compressor according to claim 5 is characterized in that: the center line of described spring, spring eye (5) is positioned on the median plane of vane slot (6).
7. rolling rotor type compressor according to claim 6 is characterized in that: the center line of described spring eye (5) passes the center of cylinder.
8. rolling rotor type compressor according to claim 4 is characterized in that: be separated with safe distance between between the wall of the wall of described intakeport (3 ') and spring eye (5).
9. rolling rotor type compressor according to claim 8 is characterized in that: the safe distance 〉=1mm between the wall of the wall of described intakeport (3 ') and spring eye (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202153133U CN201582117U (en) | 2009-12-31 | 2009-12-31 | Rolling rotor type compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202153133U CN201582117U (en) | 2009-12-31 | 2009-12-31 | Rolling rotor type compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201582117U true CN201582117U (en) | 2010-09-15 |
Family
ID=42724116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202153133U Expired - Lifetime CN201582117U (en) | 2009-12-31 | 2009-12-31 | Rolling rotor type compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201582117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103883530A (en) * | 2014-03-17 | 2014-06-25 | 安徽美芝精密制造有限公司 | Rotary compressor and cylinder thereof |
-
2009
- 2009-12-31 CN CN2009202153133U patent/CN201582117U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103883530A (en) * | 2014-03-17 | 2014-06-25 | 安徽美芝精密制造有限公司 | Rotary compressor and cylinder thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100915 |
|
| CX01 | Expiry of patent term |