CN104612975A - Air cylinder structure of rotary compressor and rotary compressor provided with air cylinder structure - Google Patents
Air cylinder structure of rotary compressor and rotary compressor provided with air cylinder structure Download PDFInfo
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- CN104612975A CN104612975A CN201510038545.6A CN201510038545A CN104612975A CN 104612975 A CN104612975 A CN 104612975A CN 201510038545 A CN201510038545 A CN 201510038545A CN 104612975 A CN104612975 A CN 104612975A
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- insert
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- cushion block
- air cylinder
- end surface
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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
- 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)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses an air cylinder structure of a rotary compressor and the rotary compressor provided with the air cylinder structure. The air cylinder structure comprises an air cylinder body, a connecting block, a first embedded block, a second embedded block, a first cushion block, a second cushion block and a slip sheet, wherein an air cylinder hole penetrating through the height of the air cylinder body in a longitudinal direction is formed in the air cylinder body, and an opening penetrating through the thickness of a circumferential wall in a radial direction is formed in the circumferential wall of the air cylinder body; an upper end surface of the connecting block is flush with a lower end surface of the air cylinder body; the first embedded block and the second embedded block are spaced in a circumferential direction of the air cylinder body and detachably arranged in the opening; the first cushion block and the second cushion block are spaced in the longitudinal direction and detachably arranged between the first embedded block and the second embedded block, and the thickness of the first cushion block and the second cushion block is equal to the width of a gap between the first embedded block and the second embedded block; the slip sheet is arranged between the first embedded block and the second embedded block. According to the air cylinder structure of the rotary compressor disclosed by the embodiment of the invention, friction power loss and leakage can be avoided and the performance and reliability of the rotary compressor can be improved.
Description
Technical field
The present invention relates to art of refrigeration units, especially relate to a kind of air cylinder structure of rotary compressor and there is the rotary compressor of this air cylinder structure.
Background technique
In correlation technique, cannot realize the fine finishing of plane abrasive dust to the vane slot of air cylinder structure, therefore, form and position tolerance and the roughness of vane slot are poor, cause the leakage of friction power loss and slide plate side comparatively large, affect the performance of rotary compressor.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the present invention needs the air cylinder structure proposing a kind of rotary compressor, and this air cylinder structure can avoid friction power loss and leakage, improves the Performance And Reliability of rotary compressor.
The present invention also proposed a kind of rotary compressor further.
Air cylinder structure according to the rotary compressor of the embodiment of the present invention comprises: cylinder block, described cylinder block is provided with the cylinder-bore running through its height along the vertical direction, and the perisporium of described cylinder block is provided with the opening that radially runs through described all wall thickness and described opening runs through the height of described perisporium at above-below direction; Contiguous block, described contiguous block and the one-body molded and contiguous described open outer end place of described cylinder block, the upper-end surface of described contiguous block is concordant with the lower end surface of described cylinder block; First insert and the second insert, described first insert and described second insert are spaced apart and be removably located in described opening along the circumference of described cylinder block; First cushion block and the second cushion block, described first cushion block and described second cushion block spaced apart along the vertical direction and be removably located between described first insert and described second insert, the thickness of described first cushion block and described second cushion block equals the gap width between described first insert and described second insert; Slide plate, described slide plate is located between described first insert and described second insert.
According to the air cylinder structure of the rotary compressor of the embodiment of the present invention, by arranging opening, and the assemblying body of first insert, the second insert, the first cushion block and the second cushion block can be contained in opening, and slide block is arranged between the first insert and the second insert, the first insert and the second insert can be processed separately like this, reduce roughness and the form and position tolerance of the first insert and the second insert, thus reduce friction power loss and the leakage of slide plate and the first insert and slide plate and the second insert, reduce wear inefficacy, improves the Performance And Reliability of rotary compressor.
In addition, also following additional technical feature can be had according to the air cylinder structure of rotary compressor of the present invention:
In examples more of the present invention, described first insert and described second insert are all configured to the U-shaped structure that outer end is opened wide, the uncovered circumferential direction in described cylinder block of the U-shaped of described first insert U-shaped that is uncovered and described second insert is relative, and the U-shaped of the described first insert uncovered shape of U-shaped that is uncovered and described second insert is identical and size is equal.
In examples more of the present invention, the upper-end surface that the lower end surface of described first cushion block is uncovered with the U-shaped of described first insert is concordant, and the lower end surface that the upper-end surface of described second cushion block is uncovered with the U-shaped of described first insert is concordant.
In examples more of the present invention, the exterior edge face of the exterior edge face of described first insert, the exterior edge face of described second insert, described first cushion block is concordant with the exterior edge face of described second cushion block.
In examples more of the present invention, the upper-end surface of described first insert, the upper-end surface of described second insert are concordant with the upper-end surface of described cylinder block respectively with the upper-end surface of described first cushion block, and the lower end surface of described first insert, the lower end surface of described second insert are concordant with the lower end surface of described cylinder block respectively with the lower end surface of described second cushion block.
In examples more of the present invention, the interior edge face of one in described first insert and described second insert and the inwall of described cylinder-bore are in same cylndrical surface, and another the interior edge face in described first insert and described second insert is outwards recessed with the exhaust port limiting described air cylinder structure.
In examples more of the present invention, described first insert, described second insert, described first cushion block are connected by fastening piece with described second cushion block.
In examples more of the present invention, described first insert is connected to limit the degrees of freedom of described first insert in radial direction by link with described cylinder block, and described second insert is connected to limit the degrees of freedom of described second insert in radial direction by link with described cylinder block.
The rotary compressor of embodiment according to a further aspect of the invention, comprises the air cylinder structure of the rotary compressor of above-described embodiment.Air cylinder structure has above-mentioned beneficial effect, and thus, can reduce friction power loss and the leakage of slide plate and the first insert and slide plate and the second insert by arranging assemblying body, reduce wear inefficacy, improves the Performance And Reliability of rotary compressor.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the air cylinder structure of rotary compressor according to the embodiment of the present invention;
Fig. 2 is the structural representation of the air cylinder structure of rotary compressor according to the embodiment of the present invention;
Fig. 3 is the structural representation of the assemblying body of the first insert, the second insert, the first cushion block and the second cushion block;
Fig. 4 is the structural representation of the first insert, the second insert, the first cushion block and the second cushion block;
Fig. 5 is the sectional view of the rotary compressor of embodiment according to a further aspect of the invention.
Reference character:
Air cylinder structure 100; Rotary compressor 200;
Cylinder block 1; Cylinder-bore 11; Perisporium 12; Opening 13; The upper-end surface 14 of cylinder block; The lower end surface 15 of cylinder block;
First insert 2; The U-shaped uncovered 21 of the first insert; The exterior edge face 22 of the first insert; The upper-end surface 23 of the first insert;
Second insert 3; The U-shaped uncovered 31 of the second insert; The exterior edge face 32 of the second insert; The upper-end surface 33 of the second insert;
First cushion block 4; The exterior edge face 41 of the first cushion block; The upper-end surface 42 of the first cushion block;
Second cushion block 5; The exterior edge face 51 of the second cushion block;
Through hole 6; Exhaust port 7; Suction port 71; Contiguous block 8; Bent axle 9; Roller 10;
Assemblying body 20; Upper bearing (metal) 30; Lower bearing 40.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
Below with reference to Fig. 1-Fig. 5, the air cylinder structure 100 according to the rotary compressor 200 of the embodiment of the present invention is described.Air cylinder structure 100 according to the rotary compressor 200 of the embodiment of the present invention can comprise: cylinder block 1, contiguous block 8, first insert 2, second insert 3, first cushion block 4, second cushion block 5 and slide plate (scheming not shown).
Shown in composition graphs 1 and Fig. 2, cylinder block 1 is provided with the cylinder-bore 11 running through its height along the vertical direction, and the perisporium 12 of cylinder block 1 is provided with the opening 13 radially running through perisporium 12 thickness, and opening 13 runs through the height of perisporium 12 at above-below direction.That is, opening 13 not only runs through perisporium 12 in the vertical direction, but also runs through perisporium 12 from inside to outside in cylinder block 1.
Contiguous block 8 is one-body molded with cylinder block 1, and contiguous block 8 adjacent openings 13 outer end place, and the upper-end surface of contiguous block 8 is concordant with the lower end surface 15 of cylinder block 1.Contiguous block 8 the integral rigidity that can improve on the one hand cylinder block 1 is set, the possibility of the distortion of cylinder-bore 11 can be reduced on the other hand, improve the circularity of cylinder-bore 11.
First insert 2 and the second insert 3 spaced apart along the circumference of cylinder block 1, and the first insert 2 and the second insert 3 are removably located in opening 13.Be understandable that, detachable between the first insert 2 and the second insert 3, also can dismantle between the first insert 2 and cylinder block 1, also can dismantle between the second insert 3 and cylinder block 1.
First cushion block 4 and the second cushion block 5 spaced apart along the vertical direction, and first cushion block 4 and the second cushion block 5 be removably located between the first insert 2 and the second insert 3, the thickness of the first cushion block 4 and the second cushion block 5 equals the gap width between the first insert 2 and the second insert 3.That is, the thickness of the thickness of the first cushion block 4 and the second cushion block 5 (namely in Fig. 3 on left and right directions the length of the first cushion block 4 and the second cushion block 5) can be equal, shown in composition graphs 3 and Fig. 4, the right surface of the first insert 2 and the left surface of the second insert 3 can be parallel and relatively.
And slide plate is located between the first insert 2 and the second insert 3, that is, the first cushion block 4 and the thickness of the second cushion block 5 and the thickness of slide plate can be equal.Be understandable that, first insert 2 and the second insert 3 are removably located at opening 13 place, like this, on the one hand, the right surface of the first insert 2 contacted with slide plate and the left surface of the second insert 3 that contacts with slide plate can fine finishing separately, can reduce roughness and the form and position tolerance of the first insert 2 and the second insert 3, thus reduce friction power loss and leakage, reduce wear inefficacy, improves the Performance And Reliability of rotary compressor 200.
On the other hand, the first insert 2, second insert 3 can be made for same material with slide plate, and be understandable that, the friction factor of same material is minimum, thus can reduce friction power loss and the leakage of the first insert 2, second insert 3 and slide plate.And first insert 2, second insert 3 can make for different kinds of materials from slide plate, thus for changing slide plate material and reducing costs and provide better method.
Alternatively, air cylinder structure 100 can also comprise spring part (scheming not shown), spring part one end can only be against in the inner walls of rotary compressor 200, the other end is only against on slide plate, as shown in Figure 5, rotary compressor 200 comprises bent axle 9 and roller 10, bent axle 9 can drive roller 10 to rotate in cylinder-bore 11, one end of slide plate is only against on roller 10, thus cylinder-bore 11 is isolated into two spaces, constantly then the gas after compression is discharged cylinder-bore 11 by air inlet compression.First cushion block 4 and the second cushion block 5 spaced apart in the vertical direction, spring part can be placed between the first cushion block 4 and the second cushion block 5, and the first cushion block 4 and the second cushion block 5 play position-limiting action to spring part in the vertical direction.
Alternatively, the first insert 2, second insert 3, first cushion block 4 can be connected by fastening piece with the second cushion block 5.As shown in Figure 3 and Figure 4, first insert 2 and the second insert 3, first cushion block 4 and the second cushion block 5 are equipped with through hole 6, and first insert 2 and the second insert 3 be respectively equipped with two through holes 6 in the vertical direction, a fastening piece can successively through the through hole 6 being positioned at top in the first insert 2, the through hole 6 of the first cushion block 4 completes with the through hole 6 being positioned at top in the second insert 3 and is fixedly connected with, another fastening piece can successively through the through hole 6 being positioned at below in the first insert 2, the through hole 6 of the second cushion block 5 completes with the through hole 6 being positioned at below in the second insert 3 and is fixedly connected with, thus by the first insert 2, second insert 3, first cushion block 4 and the second cushion block 5 are fixed together.Fastening piece can be screw, pin or rivet etc.
According to the air cylinder structure 100 of the rotary compressor 200 of the embodiment of the present invention, by arranging opening 13, and first insert 2, second insert 3, the assemblying body 20 of the first cushion block 4 and the second cushion block 5 can be contained in opening 13, and slide plate is arranged between the first insert 2 and the second insert 3, the first insert 2 and the second insert 3 can be processed separately like this, reduce roughness and the form and position tolerance of the first insert 2 and the second insert 3, thus reduce friction power loss and the leakage of slide plate and the first insert 2 and slide plate and the second insert 3, reduce wear inefficacy, improve the Performance And Reliability of rotary compressor 200.
In examples more of the present invention, first insert 2 and the second insert 3 are all configured to the U-shaped structure that outer end is opened wide, the U-shaped uncovered 21 of the first insert 2 is relative in the circumferential direction of cylinder block 1 with the U-shaped uncovered 31 of the second insert 3, and the U-shaped uncovered 21 of the first insert 2 is identical with uncovered 31 shapes of the U-shaped of the second insert 3 and size is equal.Be understandable that, " outer end " refers to the first insert 2 and the second insert 3 one end away from cylinder-bore 11, and correspondingly, one end of the adjacent gas cylinder holes 11 of the first insert 2 and the second insert 3 is the inner of the first insert 2 and the second insert 3.Shown in composition graphs 3 and Fig. 4, the first insert 2 and the second insert 3 arranged spaced apart in the circumference of cylinder block 1, the U-shaped uncovered 21 of the first insert 2 is identical with uncovered 31 directions of the U-shaped of the second insert 3, and shape is identical with size.Spring part is relative to slide plate, spring part is arranged on the one end away from cylinder-bore 11, spring part can be partially received in the U-shaped uncovered 21 of the first insert 2 and the U-shaped uncovered 31 of the second insert 3, that is, the thickness of spring part can be greater than the thickness of slide plate, thus the structural strength of spring part can be improved, and the accuracy of manufacturing of spring part can be reduced.
Further, the lower end surface of the first cushion block 4 is concordant with the upper-end surface of the U-shaped uncovered 21 of the first insert 2, and the upper-end surface of the second cushion block 5 is concordant with the lower end surface of the U-shaped uncovered 21 of the first insert 2.Also will say, the upper end surface of the lower end surface of the first cushion block 4, the upper-end surface of the U-shaped uncovered 21 of the first insert 2 and the U-shaped uncovered 31 of the second insert 3 at grade, and, the lower end surface place of the upper-end surface of the second cushion block 5, the lower end surface of the U-shaped uncovered 21 of the first insert 2 and the U-shaped uncovered 31 of the second insert 3 at grade, plane is above and below such spring part, can make spring part can free deformation, ensure the normal back and forth movement of slide plate further, improve the Performance And Reliability of rotary compressor 200.
As some optional mode of executions, the exterior edge face 41 of exterior edge face 32, first cushion block 4 of exterior edge face 22, second insert 3 of the first insert 2 is concordant with the exterior edge face 51 of the second cushion block 5.That is, the exterior edge face 51 of the first insert 2, second insert 3, first cushion block 4 and the second cushion block 5 at grade, the exterior edge face of the assemblying body 20 of such first insert 2, second insert 3, first cushion block 4 and the second cushion block 5 is smooth, thus improve the structural strength of assemblying body 20, and be convenient to the assembling of cylinder block 1 and assemblying body 20.
Alternatively, the upper-end surface 33 of upper-end surface 23, second insert 3 of the first insert 2 is concordant with the upper-end surface 14 of cylinder block 1 respectively with the upper-end surface 42 of the first cushion block 4, and the lower end surface of the first insert 2, the lower end surface of the second insert 3 are concordant with the lower end surface 15 of cylinder block 1 respectively with the lower end surface of the second cushion block 5.That is, the upper surface of the assemblying body 20 of the first insert 2, second insert 3, first cushion block 4 and the second cushion block 5 is a plane, and the lower surface of assemblying body 20 is also a plane, the upper-end surface of air cylinder structure 100 can be made like this to be plane structure, the lower end surface of air cylinder structure 100 is plane structure, can provide convenient for the installation of the upper bearing (metal) 30 of rotary compressor 200, lower bearing 40, and the assembling difficulty of assemblying body 20 and cylinder block 1 can be reduced, but also the structural strength of assemblying body 20 and cylinder block 1 can be strengthened.
In concrete examples more of the present invention, the interior edge face of one in first insert 2 and the second insert 3 and the inwall of cylinder-bore 11 are in same cylndrical surface, and another the interior edge face in the first insert 2 and the second insert 3 is outwards recessed with the exhaust port 7 limiting air cylinder structure 100.As shown in Figure 3 and Figure 4, the interior edge face of the first insert 2 is provided with exhaust port 7, the gas being positioned at cylinder-bore 11 can discharge cylinder by exhaust port 7, the internal surface of the second insert 3 is arc surface, and be in same cylndrical surface with the inwall of cylinder-bore 11, thus ensure the normal rotation of roller 10 in cylinder.
As depicted in figs. 1 and 2, suction port 71 is arranged on the perisporium 12 of cylinder block 1, and suction port 71 radially runs through the thickness of perisporium 12.Slide plate is positioned at the centre of exhaust port 7 and suction port 71 in the circumferential direction of cylinder block 1, and makes exhaust port 7 and suction port 71 be positioned at different spaces.
Alternatively, assemblying body 20 and can be fixed in the opening 13 of cylinder block 1 by the fixing of screw and upper bearing (metal) 30 pressing of lower bearing 40, but consider that the high pressure in cylinder-bore 11 outwards can promote assemblying body 20, so alternatively, first insert 2 is connected to limit the degrees of freedom of the first insert 2 in radial direction by link with cylinder block 1, and the second insert 3 is connected to limit the degrees of freedom of the second insert 3 in radial direction by link with cylinder block 1.Limit assemblying body 20 further move laterally by arranging link, promote the installation stability of assemblying body 20 at opening 13 place.Link can be additional screws, pin or step bounding means etc.
Alternatively, the opening 13 of cylinder block 1 can be formed as the large cone structure in little outside, inner side, the left surface of corresponding first insert 2 can be identical with the angle of inclination of the inwall of opening 13 with the angle of inclination on the right surface of the second insert 3, thus improve the structural stability of assemblying body 20 and cylinder block 1, and the movement of restricted group zoarium 20.
The rotary compressor 200 of embodiment according to a further aspect of the invention, comprises the air cylinder structure 100 of the rotary compressor 200 of above-described embodiment.Air cylinder structure 100 has above-mentioned beneficial effect, and thus, can reduce friction power loss and the leakage of slide plate and the first insert 2 and slide plate and the second insert 3 by arranging assemblying body 20, reduce wear inefficacy, improves the Performance And Reliability of rotary compressor 200.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (9)
1. an air cylinder structure for rotary compressor, is characterized in that, comprising:
Cylinder block, described cylinder block is provided with the cylinder-bore running through its height along the vertical direction, and the perisporium of described cylinder block is provided with the opening that radially runs through described all wall thickness and described opening runs through the height of described perisporium at above-below direction;
Contiguous block, described contiguous block and the one-body molded and contiguous described open outer end place of described cylinder block, the upper-end surface of described contiguous block is concordant with the lower end surface of described cylinder block;
First insert and the second insert, described first insert and described second insert are spaced apart and be removably located in described opening along the circumference of described cylinder block;
First cushion block and the second cushion block, described first cushion block and described second cushion block spaced apart along the vertical direction and be removably located between described first insert and described second insert, the thickness of described first cushion block and described second cushion block equals the gap width between described first insert and described second insert;
Slide plate, described slide plate is located between described first insert and described second insert.
2. the air cylinder structure of rotary compressor according to claim 1, it is characterized in that, described first insert and described second insert are all configured to the U-shaped structure that outer end is opened wide, the uncovered circumferential direction in described cylinder block of the U-shaped of described first insert U-shaped that is uncovered and described second insert is relative, and the U-shaped of the described first insert uncovered shape of U-shaped that is uncovered and described second insert is identical and size is equal.
3. the air cylinder structure of rotary compressor according to claim 2, it is characterized in that, the upper-end surface that the lower end surface of described first cushion block is uncovered with the U-shaped of described first insert is concordant, and the lower end surface that the upper-end surface of described second cushion block is uncovered with the U-shaped of described first insert is concordant.
4. the air cylinder structure of rotary compressor according to claim 1, is characterized in that, the exterior edge face of the exterior edge face of described first insert, the exterior edge face of described second insert, described first cushion block is concordant with the exterior edge face of described second cushion block.
5. the air cylinder structure of rotary compressor according to claim 1, it is characterized in that, the upper-end surface of described first insert, the upper-end surface of described second insert are concordant with the upper-end surface of described cylinder block respectively with the upper-end surface of described first cushion block, and the lower end surface of described first insert, the lower end surface of described second insert are concordant with the lower end surface of described cylinder block respectively with the lower end surface of described second cushion block.
6. the air cylinder structure of rotary compressor according to claim 1, it is characterized in that, the interior edge face of one in described first insert and described second insert and the inwall of described cylinder-bore are in same cylndrical surface, and another the interior edge face in described first insert and described second insert is outwards recessed with the exhaust port limiting described air cylinder structure.
7. the air cylinder structure of rotary compressor according to claim 1, is characterized in that, described first insert, described second insert, described first cushion block are connected by fastening piece with described second cushion block.
8. the air cylinder structure of rotary compressor according to claim 1, it is characterized in that, described first insert is connected to limit the degrees of freedom of described first insert in radial direction by link with described cylinder block, and described second insert is connected to limit the degrees of freedom of described second insert in radial direction by link with described cylinder block.
9. a rotary compressor, is characterized in that, comprises the air cylinder structure of the rotary compressor according to any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510038545.6A CN104612975B (en) | 2015-01-26 | 2015-01-26 | Air cylinder structure of rotary compressor and rotary compressor provided with air cylinder structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510038545.6A CN104612975B (en) | 2015-01-26 | 2015-01-26 | Air cylinder structure of rotary compressor and rotary compressor provided with air cylinder structure |
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| CN104612975A true CN104612975A (en) | 2015-05-13 |
| CN104612975B CN104612975B (en) | 2017-02-22 |
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| CN101205918A (en) * | 2006-12-20 | 2008-06-25 | 乐金电子(天津)电器有限公司 | Abrasion-resistant device for rotary compressor |
| CN204436800U (en) * | 2015-01-26 | 2015-07-01 | 广东美芝制冷设备有限公司 | The air cylinder structure of rotary compressor and there is its rotary compressor |
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2015
- 2015-01-26 CN CN201510038545.6A patent/CN104612975B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| JPS61241484A (en) * | 1985-04-17 | 1986-10-27 | Hitachi Ltd | Rotary type compressor |
| JPH0571489A (en) * | 1991-09-10 | 1993-03-23 | Toshiba Corp | Compressor |
| JPH05141375A (en) * | 1991-11-18 | 1993-06-08 | Matsushita Refrig Co Ltd | Rotary compressor |
| JP2003286985A (en) * | 2002-03-26 | 2003-10-10 | Sanyo Electric Co Ltd | Rotary compressor |
| CN101205918A (en) * | 2006-12-20 | 2008-06-25 | 乐金电子(天津)电器有限公司 | Abrasion-resistant device for rotary compressor |
| CN204436800U (en) * | 2015-01-26 | 2015-07-01 | 广东美芝制冷设备有限公司 | The air cylinder structure of rotary compressor and there is its rotary compressor |
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|---|---|
| CN104612975B (en) | 2017-02-22 |
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