CN104373351A - Miniature rolling piston refrigeration compressor - Google Patents
Miniature rolling piston refrigeration compressor Download PDFInfo
- Publication number
- CN104373351A CN104373351A CN201410593919.6A CN201410593919A CN104373351A CN 104373351 A CN104373351 A CN 104373351A CN 201410593919 A CN201410593919 A CN 201410593919A CN 104373351 A CN104373351 A CN 104373351A
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- CN
- China
- Prior art keywords
- cylinder
- rolling piston
- diameter
- refrigeration compressor
- piston refrigeration
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- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/10—Stators
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention relates to a miniature rolling piston refrigeration compressor. The compressor comprises a motor (1), a casing (2), an upper cylinder head, a cylinder (4), a sliding vane (9), a rolling piston (7), a crankshaft (6) and a lower cylinder head (5), wherein the relation among the cylinder volume displacement, the cylinder radius, the cylinder radius and the height of the cylinder satisfies the following formula: V=pi(R2-r2)H, wherein V is the cylinder volume displacement; pi is the ratio of the circumference of a circle to the diameter of the circle; R is the cylinder radius; r is the piston radius; H is the cylinder height. In addition; the rolling piston refrigeration compressor cylinder diameter (8) is 23mm-26mm is size. The cylinder volume displacement V is within 3.5 ml. In comparison with the traditional compressor cylinder, according to the invention, the volume is reduced by 2/3 and the weight is reduced by 2/3 so as to save materials in the compressor manufacture process. Due to the reduced volume of the compressor, in some small refrigerating and heating systems, the compressor can be used and installed conveniently.
Description
Technical field
The present invention relates to a kind of heat pump and refrigeration system apparatus field, be specifically related to a kind of rolling piston refrigeration compressor.
Background technique
In heat pump and refrigeration system, usually use refrigeration compressor, refrigeration compressor drives compressor pump to realize the compression of gas by motor.The pump housing of this compressor comprises: upper cylinder cover, cylinder, is arranged on the slide plate in cylinder groove, bent axle, be enclosed within the rolling piston on bent axle, lower cylinder head, exhaust valve component, vent closure, exhaust screen, wherein cylinder is divided into air aspiration cavity and exhaust cavity by spring compression by slide plate in cylinder groove.
But the rolling piston refrigeration compressor cylinder within traditional small displacement cylinder volume 3.5 milliliters of existing compressor is because the size of the very large therefore cylinder cylinder diameter design of value parameter area choosing value is all at more than 30mm, the thickness of adding cylinder casing wall will make cylinder volume increase, thus the volume causing waste of material and whole compressor is heavy.Be difficult to install and use in some small-sized refrigerating heatings.
Summary of the invention
The present invention is intended to provide a kind of microminiature rolling piston refrigeration compressor, and ensures that it can also reduce size and the volume of cylinder while having original cylinder volume air displacement, can be applicable to more swimmingly in small-sized refrigerating and heating systems.
Microminiature rolling piston refrigeration compressor of the present invention comprises: motor, upper cylinder cover, cylinder, slide plate, rolling piston, bent axle, lower cylinder head, wherein motor drives rolling piston to rotate in cylinder by bent axle, upper cylinder cover is provided with bearing hole, cylinder there is the vane slot that can hold slide plate, lower cylinder head is also provided with bearing hole, and bent axle and upper cylinder cover, cylinder, rolling piston, slide plate, lower cylinder head fit together;
Wherein cylinder volume air displacement, cylinder radius, meet following formula between piston radius and cylinder height: V=π (R
2-r
2) H, wherein,
V is cylinder volume air displacement; π is Ratio of the circumference of a circle to its diameter; R is cylinder radius; R is piston radius; H cylinder height;
Further, described rolling piston refrigeration compressor cylinder cylinder diameter is of a size of diameter 23mm ~ diameter 26mm, and cylinder volume air displacement V is within 3.5 milliliters.
Described rolling piston refrigeration compressor cylinder cylinder diameter is of a size of diameter 23mm.
Described rolling piston refrigeration compressor cylinder cylinder diameter is of a size of diameter 26mm.
Described cylinder volume air displacement is 3.5 milliliters.
The wall thickness of described rolling piston refrigeration compressor cylinder is 15mm.
Size=cylinder cylinder diameter+2 х (cylinder wall thickness) of described rolling piston refrigeration compressor cylinder external diameter.
Described rolling piston refrigeration compressor cylinder external diameter is of a size of diameter 53mm ~ diameter 56mm.
Described rolling piston refrigeration compressor cylinder external diameter is of a size of diameter 53mm.
Described rolling piston refrigeration compressor cylinder external diameter is of a size of diameter 56mm.
The present invention and traditional compressor cylinder contrast, volume-diminished 2/3rds, and weight saving 2/3rds, saves material, due to the reduction of compressor volume, can be convenient to use installation in some small-sized refrigerating heatings in Compressor Manufacturing process.
Accompanying drawing explanation
Fig. 1 represents the overall structure schematic diagram of microminiature rolling piston refrigeration compressor of the present invention;
The structural representation of cylinder when Fig. 2 represents coordinating with piston of microminiature rolling piston refrigeration compressor of the present invention;
Fig. 3 represents the structural representation of the cylinder of microminiature rolling piston refrigeration compressor of the present invention.
Description of reference numerals:
1-motor; 2-casing; Be welded and fixed a little between 3-upper flange and casing; 4-cylinder; Cylinder head under 5-; 6-bent axle; 7-rolling piston; 8-cylinder cylinder diameter; 9-cylinder wall thickness; 10-cylinder external diameter; 11-slide plate; 12-spring
Embodiment
Below with reference to the accompanying drawings the specific embodiment of the present invention is described in detail.
Fig. 1 represents the overall structure schematic diagram of microminiature rolling piston refrigeration compressor of the present invention; The structural representation of cylinder when Fig. 2 represents coordinating with piston of microminiature rolling piston refrigeration compressor of the present invention; Fig. 3 represents the structural representation of the cylinder of microminiature rolling piston refrigeration compressor of the present invention.
As Figure 1-3, microminiature rolling piston refrigeration compressor of the present invention, comprise: motor 1, casing 2, upper cylinder cover, cylinder 4, slide plate 9, rolling piston 7, bent axle 6, lower cylinder head 5, wherein motor 1 drives rolling piston 7 to rotate in cylinder 4 by bent axle 6, upper cylinder cover is provided with bearing hole, cylinder 4 there is the vane slot that can hold slide plate 11, lower cylinder head 5 is also provided with bearing hole, bent axle 6 and upper cylinder cover, cylinder 4, rolling piston 7, slide plate 11, lower cylinder head 5 fits together, wherein cylinder volume air displacement, cylinder radius, following formula is met: V=π (R between piston radius and cylinder height
2-r
2) H, wherein V is cylinder volume air displacement, π is Ratio of the circumference of a circle to its diameter, R is cylinder radius, r is piston radius, H cylinder height, further, described rolling piston refrigeration compressor cylinder cylinder diameter 8 is of a size of diameter 23mm ~ diameter 26mm, and cylinder volume air displacement V is within 3.5 milliliters.
In the prior art, rolling piston refrigeration compressor cylinder within tradition small displacement cylinder volume 3.5 milliliters is because the size of the very large therefore cylinder cylinder diameter design of value parameter area choosing value is all at more than 30mm, the thickness of adding cylinder casing wall will make cylinder volume increase, thus the volume causing waste of material and whole compressor is heavy.Be difficult to install and use in some small-sized refrigerating heatings.Therefore the present invention by by cylinder bore size and piston radius size correspondingly more original situation process less, when meeting cylinder volume V and cylinder height H is constant, namely (cylinder volume air displacement can be made to reach within 3.5 milliliters) when original generation refrigerating capacity is constant, the overall dimensions of cylinder is made to become less, be the volume which reducing cylinder, can be applicable to better in some small-sized refrigeration and/or heating.
Further, concrete selection described rolling piston refrigeration compressor cylinder cylinder diameter 8 is of a size of diameter 23mm, a large amount of practice has been paid in such Selecting parameter and design and performing creative labour just obtains, and cylinder volume air displacement V can be made to reach within 3.5 milliliters.
Further, concrete selection described rolling piston refrigeration compressor cylinder cylinder diameter 8 is of a size of diameter 26mm, a large amount of practice has also been paid in such Selecting parameter and design and performing creative labour just obtains, and cylinder volume air displacement V can be made to reach within 3.5 milliliters.
Further, preferably described cylinder volume air displacement V is 3.5 milliliters, namely can reach corresponding refrigerating capacity and the refrigeration of original technology.
Further, the cylinder wall thickness 9 of described rolling piston refrigeration compressor is 15mm, such Selecting parameter and design to be also through that a large amount of practice work just obtains, when effectively can ensure cylinder, piston rolls while compressed refrigerant therein effectively, can also ensure the structural strength of cylinder and the bearing capacity of fatigue ruption.
Further, size=cylinder cylinder diameter+2 х (cylinder wall thickness) of described rolling piston refrigeration compressor cylinder external diameter.
Further, described rolling piston refrigeration compressor cylinder external diameter 10 is of a size of diameter 53mm ~ diameter 56mm, according to the operational formula of cylinder outside dimension above, span 23mm ~ the 26mm of cylinder cylinder diameter 8 before combining again and cylinder wall thickness 15mm, computing can draw the size diameter of cylinder external diameter 10.
Further, described rolling piston refrigeration compressor cylinder external diameter 10 is of a size of diameter 53mm, a large amount of practice has been paid in such Selecting parameter and design and performing creative labour just obtains, and cylinder volume air displacement V can be made to reach within 3.5 milliliters.
Further, described rolling piston refrigeration compressor cylinder external diameter 10 is of a size of diameter 56mm, and a large amount of practice has been paid in such Selecting parameter and design and performing creative labour just obtains, and cylinder volume air displacement V can be made to reach within 3.5 milliliters.
The present invention and traditional compressor cylinder contrast, volume-diminished 2/3rds, and weight saving 2/3rds, saves material, due to the reduction of compressor volume, can be convenient to use installation in some small-sized refrigerating heatings in Compressor Manufacturing process.
Above-described embodiment not limits the invention, and those skilled in the art can design alternative embodiment when not departing from claims scope.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and does not arrange element in the claims or step.
Claims (9)
1. a microminiature rolling piston refrigeration compressor, comprise: motor (1), casing (2), upper cylinder cover, cylinder (4), slide plate (9), rolling piston (7), bent axle (6), lower cylinder head (5), wherein motor (1) drives rolling piston (7) to rotate in cylinder (4) by bent axle (6), upper cylinder cover is provided with bearing hole, (4) have the vane slot that can hold slide plate (11) to cylinder, lower cylinder head (5) is also provided with bearing hole, bent axle (6) and upper cylinder cover, cylinder (4), rolling piston (7), slide plate (11), lower cylinder head (5) fits together, it is characterized in that,
Wherein cylinder volume air displacement, cylinder radius, meet following formula between piston radius and cylinder height: V=π (R
2-r
2) H, wherein,
V is cylinder volume air displacement; π is Ratio of the circumference of a circle to its diameter; R is cylinder radius; R is piston radius; H cylinder height;
Further, described rolling piston refrigeration compressor cylinder cylinder diameter (8) is of a size of diameter 23mm ~ diameter 26mm, and cylinder volume air displacement V is within 3.5 milliliters.
2. a kind of microminiature rolling piston refrigeration compressor according to claim 1, is characterized in that, described rolling piston refrigeration compressor cylinder cylinder diameter (8) is of a size of diameter 23mm.
3. a kind of microminiature rolling piston refrigeration compressor according to claim 1, is characterized in that, described rolling piston refrigeration compressor cylinder cylinder diameter (8) is of a size of diameter 26mm.
4. a kind of microminiature rolling piston refrigeration compressor according to claim 1, it is characterized in that, described cylinder volume air displacement V is 3.5 milliliters.
5. a kind of microminiature rolling piston refrigeration compressor according to claim 4, is characterized in that, the cylinder wall thickness (9) of described rolling piston refrigeration compressor is 15mm.
6. a kind of microminiature rolling piston refrigeration compressor according to claim 1, is characterized in that, size=cylinder cylinder diameter+2 х (cylinder wall thickness) of described rolling piston refrigeration compressor cylinder external diameter.
7. a kind of microminiature rolling piston refrigeration compressor according to claim 1, is characterized in that, described rolling piston refrigeration compressor cylinder external diameter (10) is of a size of diameter 53mm ~ diameter 56mm.
8. a kind of microminiature rolling piston refrigeration compressor according to claim 1, is characterized in that, described rolling piston refrigeration compressor cylinder external diameter (10) is of a size of diameter 53mm.
9. a kind of microminiature rolling piston refrigeration compressor according to claim 1, is characterized in that, described rolling piston refrigeration compressor cylinder external diameter (10) is of a size of diameter 56mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410593919.6A CN104373351A (en) | 2014-10-29 | 2014-10-29 | Miniature rolling piston refrigeration compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410593919.6A CN104373351A (en) | 2014-10-29 | 2014-10-29 | Miniature rolling piston refrigeration compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104373351A true CN104373351A (en) | 2015-02-25 |
Family
ID=52552456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410593919.6A Pending CN104373351A (en) | 2014-10-29 | 2014-10-29 | Miniature rolling piston refrigeration compressor |
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| Country | Link |
|---|---|
| CN (1) | CN104373351A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5226797A (en) * | 1989-06-30 | 1993-07-13 | Empressa Brasielira De Compressores S/A-Embraco | Rolling piston compressor with defined dimension ratios for the rolling piston |
| CN102080658A (en) * | 2009-11-26 | 2011-06-01 | 广东美芝制冷设备有限公司 | Closed type rolling rotor compressor |
| CN202301033U (en) * | 2011-09-30 | 2012-07-04 | 广东美芝制冷设备有限公司 | Refrigerant injection rotary compressor |
| CN102828951A (en) * | 2011-06-13 | 2012-12-19 | 广东美芝制冷设备有限公司 | Double-slip-sheet type rotary compressor |
| CN204239245U (en) * | 2014-10-29 | 2015-04-01 | 洛阳中方实业有限公司 | A kind of microminiature rolling piston refrigeration compressor |
-
2014
- 2014-10-29 CN CN201410593919.6A patent/CN104373351A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5226797A (en) * | 1989-06-30 | 1993-07-13 | Empressa Brasielira De Compressores S/A-Embraco | Rolling piston compressor with defined dimension ratios for the rolling piston |
| CN102080658A (en) * | 2009-11-26 | 2011-06-01 | 广东美芝制冷设备有限公司 | Closed type rolling rotor compressor |
| CN102828951A (en) * | 2011-06-13 | 2012-12-19 | 广东美芝制冷设备有限公司 | Double-slip-sheet type rotary compressor |
| CN202301033U (en) * | 2011-09-30 | 2012-07-04 | 广东美芝制冷设备有限公司 | Refrigerant injection rotary compressor |
| CN204239245U (en) * | 2014-10-29 | 2015-04-01 | 洛阳中方实业有限公司 | A kind of microminiature rolling piston refrigeration compressor |
Non-Patent Citations (1)
| Title |
|---|
| 张华俊 吴业正: "小型滚动转子压缩机结构参数的选择", 《压缩机技术》 * |
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Application publication date: 20150225 |
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| RJ01 | Rejection of invention patent application after publication |