CN105781941A - Linear compressor - Google Patents
Linear compressor Download PDFInfo
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- CN105781941A CN105781941A CN201410831457.7A CN201410831457A CN105781941A CN 105781941 A CN105781941 A CN 105781941A CN 201410831457 A CN201410831457 A CN 201410831457A CN 105781941 A CN105781941 A CN 105781941A
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- cannelure
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Abstract
The invention provides a linear compressor. The linear compressor comprises a cylinder, a piston and an oil way, wherein the cylinder is provided with a middle cavity; the piston is movably arranged in the middle cavity, the space between the outer circumferential face of the piston and the circumferential wall of the middle cavity is provided with a plurality of annular gaps; the multiple annular gaps are formed in the axial direction of the middle cavity at intervals; and the oil way is provided with an oil way oil inlet and communicates with all the annular gaps. By adopting the technical scheme, the temperature of the cylinder is effectively lowered, the air suction density of the cylinder is increased, and the refrigerating amount is increased.
Description
Technical field
The present invention relates to compressor field, in particular to a kind of linear compressor.
Background technology
Include linear compressor as shown in Figure 1 and include motor stator 1 ', electric mover 2 ', piston 3 ', cylinder 4 ', housing 5 ', air entry 6 ', inlet valve 7 ', air bleeding valve 8 ', aerofluxus valve spring 9 ', air bleeding valve supporting member 10 ', exhaust valve cap 11 ', inlet valve fixture 12 ', resonant springs fixes plate 13 ', resonant springs 14 ', spring support 15 ', spring cup 16 ', air vent 17 ', after linear compressor energising, Guan Bi alternation magnetic circuit is formed at motor stator 1 ', drive motor mover 2 ' moves, thus driving piston 3 ' reciprocating relative to cylinder 1 '.Realize the suction of gas, compression and the process discharged.Gas is through forming the air entry air entry 6 ' on housing 5 ', it is inhaled in housing 5 ', in housing 5 ', low-pressure gas is inhaled into compressor chamber through inlet valve 7 ', after gas in compressor chamber is compressed, when pressure reaches a timing, air bleeding valve 8 ' is opened, and gases at high pressure, through inside exhaust pipe 18 ', are discharged to compression case by air vent 17 ' external.
As in figure 2 it is shown, by the exhaust valve component 20 ' of the part compositions such as air bleeding valve 8 ', aerofluxus valve spring 9 ', air bleeding valve supporting member 10 ' and exhaust valve cap 11 ', be fixed on cylinder 4 ' by screw 30 '.Screw 30 ' pretightning force can cause that cylinder inner round wall deforms, thus a grade requirement is joined in the gap that there is broken activating QI cylinder 4 ' and piston.Gas is by compression heat generation, and motor runs heating, and heat passes to cylinder, and subsequent cycle air-breathing is heated, thus air-breathing density diminishes, reduces with the quality under air-breathing volume, causes that refrigerating capacity declines.
Piston coordinates with cylinder gap, and gap magnitude is micron order.Its gap needs lubrication.Piston and cylinder gap are also required to seal on the other hand, reveal thus reducing gap.
Summary of the invention
Present invention is primarily targeted at a kind of linear compressor of offer, the problem that the refrigerating capacity caused to solve to there is cylinder heating in prior art declines.
To achieve these goals, according to an aspect of the invention, it is provided a kind of linear compressor, including: cylinder, there is intermediate cavity;Piston, is movably disposed in intermediate cavity, has the state forming multiple annular gaps between piston outer periphery face and the perisporium of intermediate cavity, and multiple annular gaps are arranged along the axially spaced-apart of intermediate cavity;Oil circuit, has oil circuit oil-in, and has the state all communicated with multiple annular gaps.
Further, annular gap is formed by the groove being arranged on the outer peripheral face on piston.
Further, multiple annular gaps include the first annular gap and the second annular gap, oil circuit oil-in forms the first end at cylinder, second annular gap is compared with first annular gap the first end away from cylinder, first annular gap communicates with oil circuit oil-in, and the first annular gap and the second annular gap are all crossed the first oil circuit section formed on cylinder and communicated.
Further, first annular gap is formed with the first annular gap oil-in for connecting oil circuit oil-in and for connecting the circumferentially-spaced setting at cylinder of the first annular gap oil-out of the first oil circuit section, the first annular gap oil-in and the first annular gap oil-out.
Further, the first oil circuit section includes the helicla flute on the perisporium in chamber formed between.
Further, the first oil circuit section includes forming the oil transportation hole on the cylinder wall of cylinder, and the bearing of trend in oil transportation hole is consistent with the axis direction of intermediate cavity.
Further, first oil circuit section includes the oil outlet to the oil in the fuel feed hole of oil transportation hole oil transportation and derivation oil transportation hole, fuel feed hole and oil outlet are all opened on the inwall of intermediate cavity, and fuel feed hole is used for connecting the first annular gap, and oil outlet is used for connecting the second annular gap.
Further, oil transportation hole is formed with opening on the end face of the second end of cylinder.
Further, the end face of cylinder the first end forming cannelure, cannelure is arranged on the periphery of intermediate cavity, oil circuit oil-in and cannelure and is communicated by the second oil circuit section, and cannelure and the first annular gap are communicated by the 3rd oil circuit section.
Further, cannelure being formed with the cannelure oil-in for connecting the second oil circuit section and for connecting the cannelure oil-out of the 3rd oil circuit section, cannelure oil-in and cannelure oil-out are in the circumferentially-spaced setting of cannelure.
Further, cannelure is formed with the cannelure oil-in for connecting the second oil circuit section, cannelure is also formed with oil drain out, the circumferentially-spaced setting at cannelure of oil drain out and cannelure oil-in.
Further, the end of cylinder arranging cannelure, the periphery of cannelure is provided with multiple screwed hole for connecting exhaust valve component.
Application technical scheme, linear compressor, including: cylinder, there is intermediate cavity;Piston, is movably disposed in intermediate cavity, has the state forming multiple annular gaps between piston outer periphery face and the perisporium of intermediate cavity, and multiple annular gaps are arranged along the axially spaced-apart of intermediate cavity;Oil circuit, has oil circuit oil-in, and has the state all communicated with multiple annular gaps.Application technical scheme, significantly reduces the temperature of cylinder, increases the air-breathing density of cylinder, add refrigerating capacity.
Accompanying drawing explanation
The Figure of description constituting the part of the application is used for providing a further understanding of the present invention, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 illustrates the structural representation of the linear compressor of prior art;
Fig. 2 illustrates the cylinder of the linear compressor of prior art and the structural representation of exhaust valve component;
Fig. 3 illustrates the structural representation of the linear compressor of the first embodiment of the present invention;
Fig. 4 illustrates the structural representation of the linear compressor of the second embodiment of the present invention;
Fig. 5 illustrates the structural representation of the cylinder of the linear compressor of the third embodiment of the present invention;
What Fig. 6 illustrated the cylinder of the linear compressor of the third embodiment of the present invention looks up structural representation;
Fig. 7 illustrates the cylinder of the linear compressor of the third embodiment of the present invention and the structural representation of piston cooperation;
Fig. 8 illustrates the structural representation of the cylinder of the linear compressor of the fourth embodiment of the present invention;
What Fig. 9 illustrated the cylinder of the linear compressor of the fourth embodiment of the present invention looks up structural representation;
Figure 10 illustrates the cylinder of the linear compressor of the fourth embodiment of the present invention and the structural representation of piston cooperation;
Figure 11 illustrates the cylinder of the linear compressor of the present invention and the structural representation of exhaust valve component.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling:
1, cylinder;2, piston;3, the first oil circuit section;4, fuel feed hole;5, oil outlet;6, cannelure;7, oil circuit oil-in;8, the second oil circuit section;9, the 3rd oil circuit section;11, cylinder body;12, pedestal;13, the first annular gap;14, the second annular gap;15, the first annular gap oil-in;16, the first annular gap oil-out;18, opening;19, fueller;20, exhaust valve component;21, screw;22, screwed hole;23, oil drain out.
Detailed description of the invention
It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Embodiment one
As it is shown on figure 3, the linear compressor of the present embodiment includes: cylinder 1, there is intermediate cavity;Piston 2, is movably disposed in intermediate cavity, has the state forming multiple annular gaps between piston 2 outer peripheral face and the perisporium of intermediate cavity, and multiple annular gaps are arranged along the axially spaced-apart of intermediate cavity;Oil circuit, has oil circuit oil-in 7, and has the state all communicated with multiple annular gaps.
In the present embodiment, multiple annular gaps are arranged along the axially spaced-apart of piston 2, the protuberance at annular gap two ends and the perisporium of intermediate cavity are slidably matched, oil circuit is oily to the conveying of each annular gap, be conducive to reducing the friction of the perisporium of protuberance and intermediate cavity, reduce the frictional heat produced in the process that piston 2 moves relative to cylinder 1;In the process that piston 2 moves simultaneously, oil is taken out of intermediate cavity by piston 2, thus forming circulation to cool down cylinder 1, create a further reduction the temperature of cylinder, is conducive to increasing the air-breathing density of cylinder 1, adds refrigerating capacity.
Further, axially arranged along intermediate cavity of multiple annular gaps, be conducive to each axial position of lubrication cylinder 1, improve the cooling-down effect of cylinder 1.
Preferably, annular gap is formed by the groove on the outer peripheral face arranged on the piston 2.The oil that oil circuit is provided by annular gap is dispersed to each position of the circumference of piston 2.
Can also preferably, annular gap is formed by the groove on the perisporium in chamber formed between.
Preferably, multiple annular gaps include the first annular gap 13 and the second annular gap 14, oil circuit oil-in 7 forms the first end at cylinder 1, second annular gap 14 relatively the first annular gap 13 is away from the first end of cylinder 1, first annular gap 13 communicates with oil circuit oil-in 7, and the first annular gap 13 communicates by forming the first oil circuit section 3 on cylinder 1 with the second annular gap 14.
Cylinder 1 includes cylinder body 11 and the pedestal 12 of the first end being arranged on cylinder 1.Pedestal 12 extending radially away from cylinder body 11 along cylinder body 11.Oil circuit oil-in 7 is formed on the outer peripheral face of pedestal 12, and fueller 19 is arranged on pedestal 12, and the oil-out of fueller 19 passes to oil circuit fuel feeding with oil circuit oil-in 7 phase.
Preferably, being formed with the first annular gap oil-in 15 for connecting oil circuit oil-in 7 on first annular gap 13 and for connecting the first annular gap oil-out 16 of the first oil circuit section 3, the first annular gap oil-in 15 and the first annular gap oil-out 16 are in the circumferentially-spaced setting of cylinder 1.
First annular gap oil-in 15 and the first annular gap oil-out 16, in the circumferentially-spaced setting of cylinder 1, improve oil flow path in the circumference of cylinder 1, are conducive to improving the lubricant effect of cylinder 1;Further, the cooling effect improving oil to cylinder 1 it is also beneficial to.
Preferably, the first oil circuit section 3 includes forming the oil transportation hole on the cylinder wall of cylinder 1, and the bearing of trend in oil transportation hole is consistent with the axis direction of intermediate cavity.
Preferably, oil transportation hole is formed with opening 18 on the end face of the second end of cylinder 1.Oil transportation hole can be processed by punch device from the end face of the second end of cylinder 1.Further, the second segment at cylinder 1 arranges opening, is advantageously implemented the circulation of oil, improves the oil cooling effect to cylinder 1.
Preferably, first oil circuit section 3 includes the fuel feed hole 4 to the oil transportation of oil transportation hole and the oily oil outlet 5 deriving in oil transportation hole, fuel feed hole 4 and oil outlet 5 are all opened on the inwall of intermediate cavity, and fuel feed hole 4 is used for connecting the first annular gap 13, and oil outlet 5 is used for connecting the second annular gap 14.
The width of the first annular gap 13 is axial consistent with cylinder 1, and the width of the first annular gap 13 ensures that piston 2 communicates with fuel feed hole 4 all the time in the process of movement in the intermediate cavity of cylinder 1.
Preferably, the end face of cylinder 1 first end forming cannelure 6, cannelure 6 is arranged on the periphery of intermediate cavity, oil circuit oil-in 7 and cannelure 6 and is communicated by the second oil circuit section 8, and cannelure 6 is communicated by the 3rd oil circuit section 9 with the first annular gap 13.
Fueller 19 flows through cannelure 6 to the oil of oil circuit confession, thinks the first end cooling of cylinder 1, further increasing the cooling-down effect of cylinder 1.
Preferably, cannelure 6 being formed with the cannelure oil-in for connecting the second oil circuit section 8 and for connecting the cannelure oil-out of the 3rd oil circuit section 9, cannelure oil-in and cannelure oil-out are in the circumferentially-spaced setting of cannelure 6.
By the circumferentially-spaced setting at cannelure 6 of cannelure oil-in and cannelure oil-out, improve oil circulation path in cannelure 6, improve the cooling-down effect of the first end to cylinder 1.
Preferably, the second oil circuit section 8 and the 3rd oil circuit section 9 are in circumferentially-spaced 180 degree of settings of cannelure 6, and cannelure oil-in and cannelure oil-out are in circumferentially-spaced 180 degree of settings of cannelure 6.
As shown in figure 11, it is preferable that on the end of cylinder 1, arrange cannelure 6, the periphery of cannelure 6 is provided with multiple screwed hole 22 for connecting exhaust valve component 20.First end of cylinder 1 connects exhaust valve component 20 by screw 21.Solve screw 21 pretightning force existed in prior art and can cause that cylinder 1 inner round wall deforms, thus the problem that shelves require is joined in the gap that there is broken activating QI cylinder 1 and piston 2.
Embodiment two
As it is shown on figure 3, in the present embodiment, the linear compressor of the present embodiment includes: cylinder 1, there is intermediate cavity;Piston 2, is movably disposed in intermediate cavity, has the state forming multiple annular gaps between piston 2 outer peripheral face and the perisporium of intermediate cavity, and multiple annular gaps are arranged along the axially spaced-apart of intermediate cavity;Oil circuit, has oil circuit oil-in 7, and has the state all communicated with multiple annular gaps.
In the present embodiment, multiple annular gaps are arranged along the axially spaced-apart of piston 2, the protuberance at annular gap two ends and the perisporium of intermediate cavity are slidably matched, oil circuit is oily to the conveying of each annular gap, advantageously reduce the friction of the perisporium reducing protuberance and intermediate cavity, reduce the frictional heat produced in the process that piston moves relative to cylinder 1;In the process that piston 2 moves simultaneously, oil is taken out of intermediate cavity by piston, thus forming circulation to cool down cylinder 1, create a further reduction the temperature of cylinder, is conducive to increasing the air-breathing density of cylinder 1, adds refrigerating capacity.
Further, axially arranged along intermediate cavity of multiple annular gaps, be conducive to each axial position of lubrication cylinder 1, improve the cooling-down effect of cylinder 1.
Preferably, annular gap is formed by the groove on the outer peripheral face arranged on the piston 2.The oil that oil circuit is provided by annular gap is dispersed to each position of the circumference of piston 2.
Can also preferably, annular gap is formed by the groove on the perisporium in chamber formed between.
Preferably, multiple annular gaps include the first annular gap 13 and the second annular gap 14, oil circuit oil-in 7 forms the first end at cylinder 1, second annular gap 14 relatively the first annular gap 13 is away from the first end of cylinder 1, first annular gap 13 communicates with oil circuit oil-in 7, and the first annular gap 13 communicates by forming the first oil circuit section 3 on cylinder 1 with the second annular gap 14.
Preferably, being formed with the first annular gap oil-in 15 for connecting oil circuit oil-in 7 on first annular gap 13 and for connecting the first annular gap oil-out 16 of the first oil circuit section 3, the first annular gap oil-in 15 and the first annular gap oil-out 16 are in the circumferentially-spaced setting of cylinder 1.
First annular gap oil-in 15 and the first annular gap oil-out 16, in the circumferentially-spaced setting of cylinder 1, improve oil flow path in the circumference of cylinder 1, are conducive to improving the lubricant effect of cylinder 1;Further, liquid is conducive to improving the oily cooling effect to cylinder 1.
Preferably, the first oil circuit section 3 includes forming the oil transportation hole on the cylinder wall of cylinder 1, and the bearing of trend in oil transportation hole is consistent with the axis direction of intermediate cavity.
Preferably, oil transportation hole is formed with opening 18 on the end face of the second end of cylinder 1.Oil transportation hole can be processed by punch device from the second end face of cylinder 1.Further, the second segment at cylinder 1 arranges opening, is advantageously implemented the circulation of oil, improves the oil cooling effect to cylinder 1.
Preferably, first oil circuit section 3 includes the fuel feed hole 4 to the oil transportation of oil transportation hole and the oily oil outlet 5 deriving in oil transportation hole, fuel feed hole 4 and oil outlet 5 are all opened on the inwall of intermediate cavity, and fuel feed hole 4 is used for connecting the first annular gap 13, and oil outlet 5 is used for connecting the second annular gap 14.
The width of the first annular gap 13 is axial consistent with cylinder 1, and the width of the first annular gap 13 ensures that piston 2 communicates with fuel feed hole 4 all the time in the process of movement in the intermediate cavity of cylinder 1.
Preferably, the end face of cylinder 1 first end forming cannelure 6, cannelure 6 is arranged on the periphery of intermediate cavity, oil circuit oil-in 7 and cannelure 6 and is communicated by the second oil circuit section 8, and cannelure 6 is communicated by the 3rd oil circuit section 9 with the first annular gap 13.
Fueller 19 flows through cannelure 6 to the oil of oil circuit confession, thinks the first end cooling of cylinder 1, further increasing the cooling-down effect of cylinder 1.
Cannelure 6 is formed the cannelure oil-in for connecting the second oil circuit section 8, cannelure 6 is also formed with oil drain out 23, the circumferentially-spaced setting at cannelure 6 of oil drain out 23 and cannelure oil-in.
In the present embodiment, part oil is discharged from outage, and an amount part is transported to the first annular gap 13 and the second annular gap.
Embodiment three
As shown in Figs. 5 to 7, the linear compressor of the present embodiment includes: cylinder 1, has intermediate cavity;Piston 2, is movably disposed in intermediate cavity, has the state forming multiple annular gaps between piston 2 outer peripheral face and the perisporium of intermediate cavity, and multiple annular gaps are arranged along the axially spaced-apart of intermediate cavity;Oil circuit, has oil circuit oil-in 7, and has the state all communicated with multiple annular gaps.
Preferably, multiple annular gaps include the first annular gap 13 and the second annular gap 14, oil circuit oil-in 7 forms the first end at cylinder 1, second annular gap 14 relatively the first annular gap 13 is away from the first end of cylinder 1, first annular gap 13 communicates with oil circuit oil-in 7, and the first annular gap 13 communicates by forming the first oil circuit section 3 on cylinder 1 with the second annular gap 14.
Preferably, the first oil circuit section 3 includes the helicla flute on the perisporium in chamber formed between.Spiral fluted the first end entrance point is compared with the spiral fluted port of export the first end away from cylinder, and piston 2 is in the process moved relative to cylinder 1, and spiral fluted entrance point keeps communicating with the first annular gap 13.
Preferably, the end face of cylinder 1 first end forming cannelure 6, cannelure 6 is arranged on the periphery of intermediate cavity, oil circuit oil-in 7 and cannelure 6 and is communicated by the second oil circuit section 8, and cannelure 6 is communicated by the 3rd oil circuit section 9 with the first annular gap 13.
Preferably, cannelure 6 being formed with the cannelure oil-in for connecting the second oil circuit section 8 and for connecting the cannelure oil-out of the 3rd oil circuit section 9, cannelure oil-in and cannelure oil-out are in the circumferentially-spaced setting of cannelure 6.
Cannelure oil-in and cannelure oil-out are improve oil circulation path in cannelure 6 in the circumferentially-spaced setting of cannelure 6, improves the cooling-down effect of the first end to cylinder 1.
Preferably, the second oil circuit section 8 and the 3rd oil circuit section 9 are in circumferentially-spaced 180 degree of settings of cannelure 6, and cannelure oil-in and cannelure oil-out are in circumferentially-spaced 180 degree of settings of cannelure 6.
Embodiment four
As shown in Figures 8 to 10, as shown in Figs. 5 to 7, the linear compressor of the present embodiment includes: cylinder 1, has intermediate cavity;Piston 2, is movably disposed in intermediate cavity, has the state forming multiple annular gaps between piston 2 outer peripheral face and the perisporium of intermediate cavity, and multiple annular gaps are arranged along the axially spaced-apart of intermediate cavity;Oil circuit, has oil circuit oil-in 7, and has the state all communicated with multiple annular gaps.
Preferably, multiple annular gaps include the first annular gap 13 and the second annular gap 14, oil circuit oil-in 7 forms the first end at cylinder 1, second annular gap 14 relatively the first annular gap 13 is away from the first end of cylinder 1, first annular gap 13 communicates with oil circuit oil-in 7, and the first annular gap 13 communicates by forming the first oil circuit section 3 on cylinder 1 with the second annular gap 14.
Preferably, the first oil circuit section 3 includes the helicla flute on the perisporium in chamber formed between.Spiral fluted the first end entrance point is compared with the spiral fluted port of export the first end away from cylinder, and piston 2 is in the process moved relative to cylinder 1, and spiral fluted entrance point keeps communicating with the first annular gap 13.
Preferably, the end face of cylinder 1 first end forming cannelure 6, cannelure 6 is arranged on the periphery of intermediate cavity, oil circuit oil-in 7 and cannelure 6 and is communicated by the second oil circuit section 8, and cannelure 6 is communicated by the 3rd oil circuit section 9 with the first annular gap 13.
Cannelure 6 is formed the cannelure oil-in for connecting the second oil circuit section 8, cannelure 6 is also formed with oil drain out 23, the circumferentially-spaced setting at cannelure 6 of oil drain out 23 and cannelure oil-in.
In the present embodiment, part oil is discharged from outage, and another part is transported to the first annular gap 13 and the second annular gap 14.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (12)
1. a linear compressor, it is characterised in that including:
Cylinder (1), has intermediate cavity;
Piston (2), it is movably disposed in described intermediate cavity, having the state forming multiple annular gaps between described piston (2) outer peripheral face and the perisporium of described intermediate cavity, the plurality of annular gap is arranged along the axially spaced-apart of described intermediate cavity;
Oil circuit, has oil circuit oil-in (7), and has the state all communicated with the plurality of annular gap.
2. linear compressor according to claim 1, it is characterised in that described annular gap is formed by the groove on the outer peripheral face being arranged on described piston (2).
3. linear compressor according to claim 1, it is characterized in that, the plurality of annular gap includes the first annular gap (13) and the second annular gap (14), described oil circuit oil-in (7) forms the first end at described cylinder (1), more described first annular gap (13) of described second annular gap (14) is away from the first end of described cylinder (1), described first annular gap (13) communicates with described oil circuit oil-in (7), described first annular gap (13) communicates by forming the first oil circuit section (3) on described cylinder (1) with described second annular gap (14).
4. linear compressor according to claim 3, it is characterized in that, described first annular gap (13) is formed the first annular gap oil-in (15) for connecting described oil circuit oil-in (7) and is used for connecting the circumferentially-spaced setting at described cylinder (1) of the first annular gap oil-out (16) of described first oil circuit section (3), described first annular gap oil-in (15) and described first annular gap oil-out (16).
5. linear compressor according to claim 3, it is characterised in that described first oil circuit section (3) includes forming the helicla flute on the perisporium of described intermediate cavity.
6. linear compressor according to claim 3, it is characterized in that, described first oil circuit section (3) includes forming the oil transportation hole on the cylinder wall of described cylinder (1), and the bearing of trend in described oil transportation hole is consistent with the axis direction of described intermediate cavity.
7. linear compressor according to claim 6, it is characterized in that, described first oil circuit section (3) also includes the fuel feed hole (4) to described oil transportation hole oil transportation and the oily oil outlet (5) deriving in described oil transportation hole, described fuel feed hole (4) and described oil outlet (5) are all opened on the inwall of described intermediate cavity, described fuel feed hole (4) is used for connecting described first annular gap (13), and described oil outlet (5) is used for connecting described second annular gap (14).
8. linear compressor according to claim 6, it is characterised in that described oil transportation hole is formed with opening (18) on the end face of the second end of described cylinder (1).
9. linear compressor according to claim 3, it is characterized in that, the end face of described cylinder (1) first end is formed cannelure (6), described cannelure (6) is arranged on the periphery of described intermediate cavity, described oil circuit oil-in (7) and described cannelure (6) are communicated by the second oil circuit section (8), and described cannelure (6) is communicated by the 3rd oil circuit section (9) with described first annular gap (13).
10. linear compressor according to claim 9, it is characterized in that, described cannelure (6) is formed the cannelure oil-in for connecting described second oil circuit section (8) and is used for connecting the circumferentially-spaced setting at described cannelure (6) of the cannelure oil-out of described 3rd oil circuit section (9), described cannelure oil-in and described cannelure oil-out.
11. linear compressor according to claim 9, it is characterized in that, described cannelure (6) is formed the cannelure oil-in for connecting described second oil circuit section (8), described cannelure (6) is also formed with oil drain out (23), the circumferentially-spaced setting at described cannelure (6) of described oil drain out (23) and described cannelure oil-in.
12. linear compressor according to claim 1, it is characterized in that, arranging cannelure (6) on the end of described cylinder (1), the periphery of described cannelure (6) is provided with multiple screwed hole (22) for connecting exhaust valve component (20).
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CN105781941B CN105781941B (en) | 2018-12-07 |
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CN114439728A (en) * | 2022-02-15 | 2022-05-06 | 西安佰能达动力科技有限公司 | Circulation liquid seal compressor |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114439728A (en) * | 2022-02-15 | 2022-05-06 | 西安佰能达动力科技有限公司 | Circulation liquid seal compressor |
CN114439728B (en) * | 2022-02-15 | 2024-04-09 | 西安佰能达动力科技有限公司 | Circulation liquid seal compressor |
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