CN203023054U - Rotary compressor and compression device thereof - Google Patents
Rotary compressor and compression device thereof Download PDFInfo
- Publication number
- CN203023054U CN203023054U CN 201220685035 CN201220685035U CN203023054U CN 203023054 U CN203023054 U CN 203023054U CN 201220685035 CN201220685035 CN 201220685035 CN 201220685035 U CN201220685035 U CN 201220685035U CN 203023054 U CN203023054 U CN 203023054U
- Authority
- CN
- China
- Prior art keywords
- rotary compressor
- slide plate
- compression set
- sliding sheet
- roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a rotary compressor and a compression device thereof. The compression device comprises an air cylinder, an upper bearing, a lower bearing, a piston, a sliding sheet and a rolling column, wherein a sliding sheet groove is formed on the air cylinder; the upper bearing and the lower bearing define a cavity with the air cylinder together; the piston is driven by an eccentric crank shaft to be eccentrically arranged in the cavity and roll along the inner wall of the cavity; the sliding sheet is movably arranged in the sliding sheet groove, and the first end of the sliding sheet is provided with an installation groove; the rolling column vertically extends and can roll in the installation groove, and the rolling column is matched with the peripheral surface of the piston in a rolling way; and the difference delta H of the height H1 of the sliding sheet and the height H2 of the rolling column is less than or equal to 20 micrometers. The compression device disclosed by the utility model can ensure that the problem of leakage of high-pressure and low-pressure cavities can not be generated by setting the height difference of the rolling column and the sliding sheet and achieve the long life of the sliding sheet by eliminating the sliding sheet abrasion caused by the sliding friction between the traditional sliding sheet and the piston, thereby increasing the energy efficiency of the compression device.
Description
Technical field
The utility model relates to the rotary compressor field, especially relates to a kind of compression set of rotary compressor and has its rotary compressor.
Background technique
Compression set in rotary compressor comprises cylinder, is enclosed within the piston that bent axle is outer and rotate in cylinder, vane slot is arranged on cylinder, has the slide plate that moves back and forth in vane slot, the head of slide plate and piston periphery are sliding frictions, friction factor is larger, the slide plate wearing and tearing are larger, and the friction of slide plate and vane slot internal surface is also very large, and then affect the efficiency of compressor.
The model utility content
The utility model is intended to solve at least one of technical problem that exists in prior art.For this reason, a purpose of the present utility model is to propose a kind of compression set that has reduced the rotary compressor of slide plate wearing and tearing.
Another purpose of the present utility model also is to have proposed a kind of rotary compressor with above-mentioned compression set.
Compression set according to the utility model first aspect embodiment's rotary compressor comprises: cylinder, and described cylinder hollow and top and bottom-open, and be formed with vane slot on described cylinder; Upper bearing (metal) and lower bearing, described upper bearing (metal) and lower bearing are located at respectively the top of described cylinder and bottom jointly to limit chamber with described cylinder; Piston, described piston are driven by eccentric crankshaft and are located at prejudicially in described chamber and along described chamber inner wall and can roll; Slide plate, described slide plate are located in described vane slot movably and the first end of described slide plate extend in described chamber, and the first end of described slide plate is formed with mounting groove, and the cross section of described mounting groove forms the major arc shape; Roller, described roller vertically extends and can roll in described mounting groove, and described roller rolls with the side face of described piston and coordinates, the height difference Δ H between the height H 1 of wherein said slide plate and the height H 2 of described roller≤20 μ m.
According to compression set of the present utility model, by the height difference of roller and slide plate is set, can guarantees not occur high low pressure chamber leakage problem, and eliminate sliding friction between traditional slide plate and piston and the slide plate wearing and tearing that cause, thereby the life-span of slide plate is long, and then has improved the efficiency of compression set.
In addition, the compression set according to rotary compressor of the present utility model also has following additional technical feature:
According to an embodiment of the present utility model, the surface of described roller is provided with physical vapor deposition layer or chemical vapor deposition layer.Can reduce the power consumption penalty of roller like this, and improve the reliability of roller.
Further, the surface of described roller also is provided with DLC rete or nitriding layer.Thus, further improve the wearing and tearing of the outer surface of roller, and then increased the operational reliability of roller and slide plate.
According to another embodiment of the present utility model, the internal surface of described mounting groove is provided with physical vapor deposition layer or chemical vapor deposition layer.Can reduce the power consumption penalty of slide plate like this, and improve the reliability of roller and mounting groove.
Further, the internal surface of described mounting groove also is provided with DLC rete or nitriding layer.Thus, further improve the wearing and tearing between the surface of roller and mounting groove, and then increased the operational reliability of slide plate.
According to another embodiment of the present utility model, the internal surface of described vane slot is provided with physical vapor deposition layer or chemical vapor deposition layer.Can reduce the power consumption penalty of slide plate like this, and improve the reliability of slide plate and vane slot.
Further, the internal surface of described vane slot also is provided with DLC rete or nitriding layer.Thus, further improve the wearing and tearing between the surface of slide plate and vane slot, and then increased the operational reliability of slide plate.
According to the utility model second aspect embodiment's rotary compressor, comprise the compression set according to the utility model first aspect embodiment's rotary compressor.
Additional aspect of the present utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Description of drawings
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming embodiment's description in conjunction with following accompanying drawing, wherein:
Fig. 1 is the plan view according to the compression set of the utility model embodiment's rotary compressor;
Fig. 2 is the schematic top plan view of the slide plate of an example in the compression set shown in Fig. 1;
Fig. 3 is the cooperation schematic diagram of the slide plate shown in Fig. 2 and roller;
Fig. 4 is the schematic diagram of the roller shown in Fig. 3.
Reference character:
1, cylinder; 10, chamber; 11, vane slot; 2, piston;
3, slide plate; 31, mounting groove; 4, roller
Embodiment
The below describes embodiment of the present utility model in detail, and described embodiment's example is shown in the drawings, and wherein same or similar label represents same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment who is described with reference to the drawings, only be used for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " on ", orientation or the position relationship of the indications such as D score, 'fornt', 'back', " left side ", " right side ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than indicate or hint that the device of indication or element must have specific orientation, construct and operation with specific orientation, therefore can not be interpreted as restriction of the present utility model.
Below with reference to the compression set 100 of Fig. 1-Fig. 4 description according to the utility model first aspect embodiment's rotary compressor.
Compression set 100 according to a kind of rotary compressor of the utility model embodiment comprises: cylinder 1, upper bearing (metal) and lower bearing (scheming not shown), piston 2, slide plate 3 and roller 4.
As shown in Figure 1, cylinder 1 hollow and top and bottom-open, and be formed with vane slot 11 on cylinder 1, upper bearing (metal) and lower bearing are located at respectively the top of cylinder 1 and bottom jointly to limit chamber 10 with cylinder 1.Piston 2 is driven by eccentric crankshaft and is located at prejudicially in chamber 10 and can rolls along chamber 10 inwalls.
Wherein the material hardness of roller 4, mounting groove 31 and vane slot 11 is in Rockwell Hardness HRC20-60 interval range.In addition, roller 4, mounting groove 31 and vane slot 11 are in high speed steel, stainless steel, Hardmetal materials, wherein any one is made.Like this, can prevent long-time running failure damage and the wearing and tearing of roller 4, obtain better reliability, guarantee is adjacent with roller 4 thus slide plate 3 and piston 2 have long-time running reliability preferably.
According to compression set of the present utility model, by the height difference of roller 4 and slide plate 3 is set, can guarantee not occur high low pressure chamber leakage problem, and eliminated sliding friction between traditional slide plate and piston and the wearing and tearing of the slide plate that causes, thereby the life-span of slide plate is long, and then has improved the efficiency of compression set.
According to some embodiments of the present invention, surface treatment can be carried out in the surface of roller 4, and the surface-treated mode is one or more in physical vapor deposition PVD, chemical vapor deposition CVD or nitriding.For example according to embodiments more of the present utility model, be provided with physical vapor deposition (PVC) layer or chemical vapor deposition (CVD) layer on the surface of roller 4.Can reduce the power consumption penalty of roll piece like this, and improve the reliability of roller 4.Further, also be provided with diamond-film-like (DLC) layer or nitriding layer on the surface of roller 4, thus, further improved the wearing and tearing of the outer surface of roller 4, and then increased the operational reliability of roller 4
Similarly, in order to improve the friction between roller 4 and mounting groove 31, the internal surface of mounting groove 31 can carry out surface treatment, and the surface-treated mode is one or more in physical vapor deposition PVD, chemical vapor deposition CVD or nitriding.For example according to embodiments more of the present utility model, the internal surface of mounting groove 31 is provided with physical vapor deposition (PVC) layer or chemical vapor deposition (CVD) layer.Can reduce the power consumption penalty of roller 4 like this, and improve the reliability of roller 4 and mounting groove 31.Further, the internal surface of mounting groove 31 also is provided with diamond-film-like (DLC) layer or nitriding layer.Thus, further improve the wearing and tearing between the surface of roller 4 and mounting groove 31, and then increased the operational reliability of slide plate 3.
In other embodiments of the present invention, in order to improve the friction between slide plate 3 and vane slot 11, the internal surface of vane slot 11 can carry out surface treatment, and the surface-treated mode is one or more in physical vapor deposition PVD, chemical vapor deposition CVD or nitriding.For example according to embodiments more of the present utility model, the internal surface of mounting groove 31 is provided with physical vapor deposition (PVC) layer or chemical vapor deposition (CVD) layer.Can reduce the power consumption penalty of slide plate 3 like this, and improve the reliability of slide plate 3 and vane slot 11.Further, the internal surface of vane slot 11 also is provided with diamond-film-like (DLC) layer or nitriding layer.Thus, further improve the wearing and tearing between the surface of slide plate 3 and vane slot 11, and then increased the operational reliability of slide plate 3.
According to a kind of rotary compressor of the utility model second aspect embodiment, comprise the compression set 100 according to the utility model first aspect embodiment's rotary compressor.
Be all known according to other configuration examples of rotary compressor of the utility model embodiment for those of ordinary skills as housing, eccentric crankshaft and drive unit etc. and operation, be not described in detail here.
In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiments or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present utility model and aim can be carried out multiple variation, modification, replacement and modification to these embodiments, scope of the present utility model is limited by claim and equivalent thereof.
Claims (8)
1. the compression set of a rotary compressor, is characterized in that, comprising:
Cylinder, described cylinder hollow and top and bottom-open, and be formed with vane slot on described cylinder;
Upper bearing (metal) and lower bearing, described upper bearing (metal) and lower bearing are located at respectively the top of described cylinder and bottom jointly to limit chamber with described cylinder;
Piston, described piston are driven by eccentric crankshaft and are located at prejudicially in described chamber and along described chamber inner wall and can roll;
Slide plate, described slide plate are located in described vane slot movably and the first end of described slide plate extend in described chamber, and the first end of described slide plate is formed with mounting groove, and the cross section of described mounting groove forms the major arc shape;
Roller, described roller vertically extends and can roll in described mounting groove, and described roller rolls with the side face of described piston and coordinates, the height difference Δ H between the height H 1 of wherein said slide plate and the height H 2 of described roller≤20 μ m.
2. the compression set of rotary compressor according to claim 1, is characterized in that, the surface of described roller is provided with physical vapor deposition layer or chemical vapor deposition layer.
3. the compression set of rotary compressor according to claim 2, is characterized in that, the surface of described roller further is provided with DLC rete or nitriding layer.
4. the compression set of rotary compressor according to claim 1, is characterized in that, the internal surface of described mounting groove is provided with physical vapor deposition layer or chemical vapor deposition layer.
5. the compression set of rotary compressor according to claim 4, is characterized in that, the internal surface of described mounting groove further is provided with DLC rete or nitriding layer.
6. the compression set of rotary compressor according to claim 1, is characterized in that, the internal surface of described vane slot is provided with physical vapor deposition layer or chemical vapor deposition layer.
7. the compression set of rotary compressor according to claim 6, is characterized in that, the internal surface of described vane slot further is provided with DLC rete or nitriding layer.
8. a rotary compressor, is characterized in that, comprises the compression set of the described rotary compressor of any one according to claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220685035 CN203023054U (en) | 2012-12-12 | 2012-12-12 | Rotary compressor and compression device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220685035 CN203023054U (en) | 2012-12-12 | 2012-12-12 | Rotary compressor and compression device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203023054U true CN203023054U (en) | 2013-06-26 |
Family
ID=48647043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220685035 Expired - Fee Related CN203023054U (en) | 2012-12-12 | 2012-12-12 | Rotary compressor and compression device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203023054U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716466A (en) * | 2018-05-24 | 2018-10-30 | 江苏昊科汽车空调有限公司 | The air conditioning compressor blade of heat insulation and wear resistance |
| CN112983821A (en) * | 2021-05-20 | 2021-06-18 | 广东美芝制冷设备有限公司 | Compressor, refrigerating system and refrigerating equipment |
-
2012
- 2012-12-12 CN CN 201220685035 patent/CN203023054U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716466A (en) * | 2018-05-24 | 2018-10-30 | 江苏昊科汽车空调有限公司 | The air conditioning compressor blade of heat insulation and wear resistance |
| CN112983821A (en) * | 2021-05-20 | 2021-06-18 | 广东美芝制冷设备有限公司 | Compressor, refrigerating system and refrigerating equipment |
| CN112983821B (en) * | 2021-05-20 | 2021-07-30 | 广东美芝制冷设备有限公司 | Compressor, refrigerating system and refrigerating equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202250860U (en) | Rotary compressor | |
| CN103967787B (en) | Slewing gear and apply its rotor-type compressor and fluid motor | |
| WO2009055009A3 (en) | Scroll compressor for carbon dioxide refrigerant | |
| CN103410732B (en) | Rotary-type translation piston compressor | |
| CN203023054U (en) | Rotary compressor and compression device thereof | |
| CN204572458U (en) | The pump housing and turn cylinder compressor | |
| CN202579196U (en) | Compressor for reducing friction loss | |
| CN203374488U (en) | Sliding vane of compressor | |
| CN201943944U (en) | Impeller pump with novel impeller structure | |
| CN103644117A (en) | Rotary translation piston compressor | |
| CN102410222A (en) | Rotary compressor | |
| CN102797677A (en) | Slide vane compressor | |
| CN105201851B (en) | A kind of bent axle of compressor of air conditioner | |
| CN104141532B (en) | Rolling valve rolling-rotor engine | |
| EP2058519A1 (en) | Rotary expanding or compressing mechanism provided in fluid channel with blades for traversing shaft | |
| JP2010025103A (en) | Rotary compressor | |
| CN202659502U (en) | Rotary compressor | |
| CN104912808A (en) | Compressing mechanism and low-back-pressure rotation type compressor with same | |
| CN102767520A (en) | Rotary compressor and its manufacturing method | |
| CN203548215U (en) | Slip sheet and rotary compressor with same | |
| CN204436786U (en) | For rotary compressor compressing mechanism and there is its rotary compressor | |
| CN203867903U (en) | Sliding sheet for compressor | |
| CN205605426U (en) | Spinning vacuum pump | |
| CN203655635U (en) | Rotary type translation piston compressor | |
| CN201873291U (en) | Guard roller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20191212 |