CN212838359U - Compressor cylinder structure and compressor - Google Patents
Compressor cylinder structure and compressor Download PDFInfo
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- CN212838359U CN212838359U CN202021476652.XU CN202021476652U CN212838359U CN 212838359 U CN212838359 U CN 212838359U CN 202021476652 U CN202021476652 U CN 202021476652U CN 212838359 U CN212838359 U CN 212838359U
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- cylinder body
- air guide
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Abstract
The utility model discloses a compressor cylinder structure, which comprises a cylinder body, wherein the cylinder body is provided with a containing hole for forming a compression cavity, the cylinder body is provided with a suction hole, and the suction hole penetrates from the outer peripheral surface of the cylinder body to the containing hole; the cylinder body is provided with an air guide groove, and the air guide groove is located at the joint of the air suction hole and the inner wall of the accommodating hole. The utility model discloses a compressor cylinder structure is through increasing the air guide recess in cylinder body suction hole gas outlet department, can increase the refrigerant and pass through the passageway volume that the suction hole got into in the cylinder to improve the ability of compressor, the resistance is littleer when simultaneously can be so that the refrigerant gets into in the cylinder, and is more smooth and easy, thereby reduces compressor power, finally reaches the effect that improves the efficiency of compressor. The utility model also discloses a compressor, it includes foretell compressor cylinder structure.
Description
Technical Field
The utility model relates to a compressor technical field especially relates to compressor cylinder structure and compressor.
Background
When the air cylinder of the compressor inhales air, a refrigerant enters the compression cavity from the air suction hole of the air cylinder, the slider groove is formed beside the air suction hole, the aperture of the air suction hole is gradually narrowed from outside to inside due to the limitation of the position of the slider groove, and therefore when the refrigerant enters the compression cavity in the air cylinder from the air suction hole, the aperture of the air suction hole is narrowed, on one hand, the suction amount of the refrigerant in unit time is reduced, the capacity of the compressor is reduced, on the other hand, the air suction resistance is increased, the air suction process is not smooth enough, and the power of the compressor is increased.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the embodiment of the utility model discloses a compressor cylinder structure, which comprises a cylinder body, wherein the cylinder body is provided with a containing hole for forming a compression cavity, the cylinder body is provided with a suction hole, and the suction hole penetrates from the outer peripheral surface of the cylinder body to the containing hole; the cylinder body is provided with an air guide groove, and the air guide groove is located at the joint of the air suction hole and the inner wall of the accommodating hole.
As a further improvement of the embodiment of the utility model, the cylinder body is provided with at least two the air guide groove.
As a further improvement of the embodiment of the utility model, the cylinder body is provided with two the air guide recess.
As a further improvement of the embodiment of the utility model, the upside and/or the downside of the air suction hole are/is provided with the air guide groove.
As a further improvement of the embodiment of the utility model, the air guide groove is closest to one point of cylinder body terminal surface with distance between the suction opening the central axis is less than half of cylinder body height.
As a further improvement of the embodiment of the present invention, the cylinder body is provided with a slider groove communicating to the accommodation hole, the air guide groove is in the cylinder body department not with the slider groove communicates
As a further improvement of the embodiment of the utility model, the air guide groove winds the central axis of the air suction hole is arranged along the spiral direction.
As a further improvement of the embodiment of the present invention, the air guide groove includes a first surface and a second surface which are adjacent to each other, the first surface is adjacent to the inner wall of the accommodating hole, and the second surface is adjacent to the inner wall of the suction hole; and an included angle between the first surface and the central axis of the air suction hole is A on the vertical plane.
As a further improvement of the embodiments of the present invention, a is greater than 0 ° and less than or equal to 75 °.
As a further improvement of the embodiment of the present invention, on the horizontal plane, the normal of the second surface and the included angle of the central axis of the air suction hole are B, and B is greater than 0 degree and less than or equal to 75 degrees.
The utility model also discloses a compressor, it includes foretell compressor cylinder structure.
The utility model discloses a compressor cylinder structure is through increasing the air guide recess in cylinder body suction hole gas outlet department, can increase the refrigerant and pass through the passageway volume that the suction hole got into in the cylinder to improve the ability of compressor, the resistance is littleer when simultaneously can making the refrigerant get into in the cylinder, and is more smooth and easy, thereby reduces compressor power, finally reaches the effect that improves the efficiency of compressor.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic view of a cylinder in an embodiment of the present invention.
Fig. 2 is a top view of the cylinder in the embodiment of the present invention.
Fig. 3 is a cross-sectional view taken in the direction O-X in fig. 2.
Fig. 4 is a cross-sectional view taken along the direction T-T' in fig. 3.
Fig. 5 is a schematic view of the direction W in fig. 3.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 to 5, an embodiment of the present invention discloses a cylinder structure of a compressor, which includes a cylinder body 100, wherein the cylinder body 100 is provided with a receiving hole 120 for forming a compression cavity, the cylinder body 100 is provided with a suction hole 110, and the suction hole 110 penetrates from an outer circumferential surface of the cylinder body 100 to the receiving hole 120; the cylinder body 100 is provided with an air guide groove 200, and the air guide groove 200 is located at the joint of the air suction hole 110 and the inner wall of the accommodating hole 120. Through setting up air guide recess 200 for the opening that suction hole 110 is close to compression cavity one end enlarges, and when the refrigerant flows into in the compression cavity from suction hole 110, the unit volume flow increases, and the resistance is littleer, and is more smooth and easy, thereby promotes the efficiency of place compressor.
In some embodiments, the cylinder block 100 is provided with at least two air guide grooves 200, and the arrangement of the plurality of air guide grooves 200 can accelerate the increase of the flow rate of the refrigerant flowing into the compression cavity from the air suction hole 110. In some embodiments, the air guide groove 200 is provided at an upper side and/or a lower side of the air suction hole 110. In this embodiment, the cylinder block 100 is provided with two air guide grooves 200, and the air guide grooves 200 are provided on both the upper side and the lower side of the air suction hole 110, and the two air guide grooves 200 can more quickly input a refrigerant than a case where only one air guide groove 200 is provided.
In some embodiments, the air guide groove 200 may have a shape in which a width gradually increases from the air suction hole 110 toward the inner wall of the accommodating hole 120, so that the refrigerant flows into the compression cavity more smoothly. In this embodiment, the air guide grooves 200 are arranged in a spiral direction around the central axis of the air suction hole 110, and since the refrigerant enters the air suction hole 110 in a spiral rotating state, the refrigerant can be more attached to the arrangement direction of the air guide grooves 200 when flowing out from the air suction hole 110 by arranging the air guide grooves 200 in the spiral direction, thereby increasing the flowing speed of the refrigerant.
In this embodiment, the air guide groove 200 includes a first surface 210 and a second surface 220 adjacent to each other, the first surface 210 is adjacent to the inner wall of the accommodating hole 120, and the second surface 220 is adjacent to the inner wall of the air suction hole 110; an included angle between the first surface 210 and the central axis of the suction hole 110 on a vertical plane is a. In this embodiment, the air guide groove 200 is formed by moving and processing a drill at the air suction hole 110, so that the air guide groove 200 has a first surface 210 and a second surface 220 which are adjacent to each other, an included angle is formed between the first surface 210 and the central axis of the air suction hole 110, and the first surface 210 extends from inside to outside in a direction away from the central axis of the air suction hole 110, so as to enlarge the size of the air outlet of the air suction hole 110. In some embodiments, a is greater than 0 ° and less than or equal to 75 °, and the air guide groove 200 may be configured to enlarge the air outlet of the air suction hole 110 as much as possible without excessively affecting the rigidity of the cylinder block 100. In some embodiments, a normal of the second surface 220 forms an angle B with the central axis of the suction hole in a horizontal plane, and B is greater than 0 ° and equal to or less than 75 °.
In this embodiment, the distance between a point of the air guide groove 200 closest to the end surface of the cylinder block 100 and the central axis of the air suction hole 110 is less than half of the height of the cylinder block 100. In this embodiment, the distance between the point of the air guide groove 200 located on the upper side of the air suction hole 110, which is closest to the end surface of the cylinder body 100, and the central axis of the air suction hole 110 is H1, the distance between the point of the air guide groove 200 located on the lower side of the air suction hole 110, which is closest to the end surface of the cylinder body 100, and the central axis of the air suction hole 110 is H2, and both H1 and H2 are less than half of the height H of the cylinder body 100, so that the sidewall of the cylinder body 100, which is the edge of the air guide groove 200 near one end of the compression chamber, is ensured to have a certain thickness to. The cylinder block 100 is provided with the slider groove 130 communicating with the accommodation hole 120, and the air guide groove 200 does not communicate with the slider groove at the cylinder block 100, which prevents the air guide groove 200 from communicating with the slider groove 130 to cause leakage of refrigerant during compression.
The processing method of the air guide groove 200 in this embodiment may be: the drill bit is used for deviating an angle A in a direction parallel to the central axis of the air suction hole 110 and in a direction away from the center of the air suction hole 110 in the vertical direction, and is further deviated by a direction away from the cylinder slide block groove by taking the angle A as an axis, so that a drilling angle is formed. In some embodiments, B is greater than 0 ° and 75 ° or less.
The embodiment discloses a method for processing a compressor cylinder, wherein a cylinder body of the cylinder is provided with an accommodating hole for forming a compression cavity, an air guide groove is processed at the joint of an air suction hole and the accommodating hole of the cylinder body of the cylinder, and the air guide groove is in the Y-axis direction along the axial direction of the air suction hole, and the method comprises the following steps: s1) adjusting the orientation of the drill to be parallel to the Y axis, wherein the drill points to the inner wall surface of the air suction hole; s2) inclining the drill bit to form an included angle A between the axis of the drill bit and the Y axis; s3) the drill bit is shifted to the direction away from the cylinder slide block slot by the angle B, and then the drill bit is moved to the air suction hole of the cylinder to drill, so that the air guide groove is formed.
In the above processing method, the angle a and the angle B both have numerical ranges of greater than 0 ° and 75 ° or less. In step S1, the drill is located in the receiving hole and directed toward the inner wall surface of the suction hole, and the axis of the drill may coincide with the axial line of the inner wall surface of the suction hole. In step S2, when the drill is tilted, the end point of the drill is used as the offset axis, and the drill is tilted in a direction away from the Y axis to form an included angle a. In step S3, after the angle is adjusted, the drill is moved toward the air intake hole of the cylinder block, and during the relative approach of the drill and the cylinder block, the drill may be fixed and moved or fixed and moved. Above-mentioned angle A and angle B all are the relative contained angle of drill bit and cylinder body suction hole, and in the actual course of working, can form above-mentioned angle A and angle B through the position of placing of adjustment drill bit or adjustment cylinder.
The embodiment also discloses a compressor, which comprises the compressor cylinder structure. The compressor has smooth air suction and higher efficiency.
The utility model discloses a compressor cylinder structure is through increasing the air guide recess in cylinder body suction hole gas outlet department, can increase the refrigerant and pass through the passageway volume that the suction hole got into in the cylinder for the resistance is littleer when the refrigerant gets into in the cylinder, and is more smooth and easy, thereby reduces compressor power, improves the efficiency of compressor.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered limiting of the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.
Claims (10)
1. Compressor cylinder structure, its characterized in that: the cylinder body is provided with an accommodating hole for forming a compression cavity, and the cylinder body is provided with an air suction hole which penetrates from the outer peripheral surface of the cylinder body to the accommodating hole; the cylinder body is provided with an air guide groove, and the air guide groove is located at the joint of the air suction hole and the inner wall of the accommodating hole.
2. The compressor cylinder structure according to claim 1, wherein: the cylinder body is provided with at least two air guide grooves.
3. The compressor cylinder structure according to claim 2, wherein: the cylinder body is provided with two air guide grooves.
4. The compressor cylinder structure according to claim 1, wherein: the upper side and/or the lower side of the air suction hole are/is provided with the air guide grooves.
5. The compressor cylinder structure according to claim 1, wherein: the distance between one point of the air guide groove closest to the end face of the cylinder body and the central axis of the air suction hole is less than half of the height of the cylinder body.
6. The compressor cylinder structure according to claim 1, wherein: the cylinder body is provided with a slider groove communicated to the accommodating hole, and the air guide groove is not communicated with the slider groove at the cylinder body.
7. The compressor cylinder structure according to claim 1, wherein: the air guide groove comprises a first surface and a second surface which are adjacent, the first surface is adjacent to the inner wall of the containing hole, and the second surface is adjacent to the inner wall of the air suction hole; and an included angle between the first surface and the central axis of the air suction hole is A on the vertical plane.
8. The compressor cylinder structure according to claim 7, wherein: a is greater than 0 DEG and not greater than 75 deg.
9. The compressor cylinder structure according to claim 7, wherein: and an included angle between the normal of the second surface and the central axis of the air suction hole on the horizontal plane is B, and B is greater than 0 degree and less than or equal to 75 degrees.
10. A compressor, characterized by: a compressor cylinder construction comprising a cylinder as claimed in any one of the preceding claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021476652.XU CN212838359U (en) | 2020-07-23 | 2020-07-23 | Compressor cylinder structure and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021476652.XU CN212838359U (en) | 2020-07-23 | 2020-07-23 | Compressor cylinder structure and compressor |
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| Publication Number | Publication Date |
|---|---|
| CN212838359U true CN212838359U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021476652.XU Active CN212838359U (en) | 2020-07-23 | 2020-07-23 | Compressor cylinder structure and compressor |
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| CN (1) | CN212838359U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111878402A (en) * | 2020-07-23 | 2020-11-03 | 松下·万宝(广州)压缩机有限公司 | Compressor cylinder structure, compressor cylinder machining method and compressor |
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2020
- 2020-07-23 CN CN202021476652.XU patent/CN212838359U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111878402A (en) * | 2020-07-23 | 2020-11-03 | 松下·万宝(广州)压缩机有限公司 | Compressor cylinder structure, compressor cylinder machining method and compressor |
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