CN203670211U - Variable capacity structure for scroll compressor and compressor - Google Patents
Variable capacity structure for scroll compressor and compressor Download PDFInfo
- Publication number
- CN203670211U CN203670211U CN201320849720.6U CN201320849720U CN203670211U CN 203670211 U CN203670211 U CN 203670211U CN 201320849720 U CN201320849720 U CN 201320849720U CN 203670211 U CN203670211 U CN 203670211U
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- transfiguration
- buffer unit
- face
- cover plate
- variable capacity
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- 230000033001 locomotion Effects 0.000 claims abstract description 5
- 230000003139 buffering effect Effects 0.000 claims description 56
- 229920000642 polymer Polymers 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 abstract 5
- 238000010586 diagram Methods 0.000 description 5
- 238000004378 air conditioning Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model provides a variable capacity structure for a scroll compressor and a compressor. The variable capacity structure for the scroll compressor comprises a variable capacity cover plate, a variable capacity piston valve and a static scroll plate, wherein a variable capacity groove is formed in the static scroll plate; a variable capacity space is defined by the variable capacity cover plate and the variable capacity groove together; the variable capacity cover plate comprises a cover plate contacting end surface; the variable capacity groove comprises a static plate contacting end surface; the variable capacity piston valve is arranged in the variable capacity space; the variable capacity piston valve comprises a first end surface opposite to the static plate contacting end surface, and a second end surface opposite to the cover plate contacting end surface; a first buffer component is arranged between the first end surface and the static plate contacting end surface; a second buffer component is arranged between the second end surface and the cover plate contacting end surface. The variable capacity structure for the scroll compressor is simple and low in cost, and can effectively buffer the collision of a variable capacity piston valve body and lower the noise caused by the motions of the variable capacity piston valve body, and at the same time, as the sealing property of the end surfaces is improved, gas leakage under a non-variable capacity state is effectively avoided, and high efficiency and high energy property of the scroll compressor under the non-variable capacity state are guaranteed.
Description
Technical field
The utility model relates to field of air conditioning, particularly a kind of transfiguration structure and compressor of scroll compressor.
Background technique
Along with improving constantly of social development and people's living standard, air-conditioning has become one of most important electrical equipment in people's life, and the high energy efficiency of transfiguration scroll compressor low-load can be realized because of it time, and there is the feature such as high reliability and low vibration and by extensive use in variable air-conditioning system.
At present, transfiguration scroll compressor is by offering transfiguration hole at quiet dish top, realizes being communicated with of compression chamber gas and air aspiration cavity gas (or low-pressure gas), thereby reduces the discharge capacity of compression chamber, realizes the adjusting of compressor section load.The piston valve of transfiguration scroll compressor in the process moving up and down, lower end surface and the cover plate direct collision in inevitable and transfiguration hole.In season in spring and autumn, when running on the lower load, transfiguration valve body acts frequently, the collision of piston valve and upper and lower end face.Not only may damage the end face of two contacts, but also can bring larger mechanical noise, reduce the travelling comfort of air-conditioning.
Model utility content
The purpose of this utility model is to provide a kind of transfiguration structure and compressor of scroll compressor, it is simple in structure, with low cost, noise can effectively cushion the shock of transfiguration piston valve body and reduce its action time, improve the sealing of end face simultaneously, thereby can effectively avoid the Leakage Gas under non-transfiguration state, guarantee high efficiency and the high energy of scroll compressor at non-transfiguration state.
For achieving the above object, the technological scheme that the utility model adopts is:
A transfiguration structure for scroll compressor, comprises transfiguration cover plate, transfiguration piston valve, fixed scroll;
Described fixed scroll arranges transfiguration groove;
Described transfiguration cover plate covers described transfiguration groove, and jointly forms transfiguration space with described transfiguration groove;
Described transfiguration cover plate comprises the cover plate contact end face towards described transfiguration space;
Described transfiguration groove comprises the quiet dish contact end face relative with described cover plate contact end face;
Described transfiguration piston valve is arranged in described transfiguration space, and in described transfiguration space, does the to-and-fro motion that contacts end face with respect to described cover plate contact end face with described quiet dish;
Described transfiguration piston valve comprises first end face relative with described quiet dish contact end face and contacts the second end face that end face is relative with described cover plate;
Between described the first end face and described quiet dish contact end face, the first buffer unit is set;
Between described the second end face and described cover plate contact end face, the second buffer unit is set.
In an embodiment, described the first buffer unit is the polymer in described the first end face and/or the spraying of described quiet dish contact end face therein;
Described the second buffer unit is the polymer in described the second end face and/or the spraying of described cover plate contact end face.
In an embodiment, described the first buffer unit and described the second buffer unit are circular shape packing ring therein.
In an embodiment, the ring cross-section of described the first buffer unit and described the second buffer unit is U-shaped therein.
In an embodiment, the material of described the first buffer unit and described the second buffer unit is rubber therein.
In an embodiment, described quiet dish contact end face arranges the first buffering groove therein;
Described the first buffer unit is arranged in described the first buffering groove;
Described cover plate contact end face arranges the second buffering groove;
Described the second buffer unit is arranged in described the second buffering groove.
In an embodiment, coordinating between described the first buffer unit and described the first buffering groove and between described the second buffer unit and described the second buffering groove is interference fit therein.
In an embodiment, described the first buffer unit is higher than described the first buffering groove therein;
Described the second buffer unit is higher than described the second buffering groove.
In an embodiment, described the first end face arranges the 3rd buffering groove therein;
Described the first buffer unit is arranged in described the 3rd buffering groove;
Described the second end face arranges the 4th buffering groove;
Described the second buffer unit is arranged in described the 4th buffering groove.
In an embodiment, coordinating between described the first buffer unit and described the 3rd buffering groove is interference fit therein;
Coordinating between described the second buffer unit and described the 4th buffering groove is interference fit.
In an embodiment, described the first buffer unit is higher than described the 3rd buffering groove therein;
Described the second buffer unit is higher than described the 4th buffering groove.
A kind of compressor, comprises the transfiguration structure of the scroll compressor of above any technical characteristics.
The beneficial effects of the utility model are:
By adopting the first end face to contact end face with quiet dish, the first buffer unit is set, the second end face contacts end face the second buffer unit is set with cover plate, make the utlity model has following advantage: simple in structure, with low cost, noise can effectively cushion the shock of transfiguration piston valve body and reduce its action time, improve the sealing of end face simultaneously, thereby can effectively avoid the Leakage Gas under non-transfiguration state, guarantee high efficiency and the high energy of scroll compressor at non-transfiguration state.
Accompanying drawing explanation
Fig. 1 is the transfiguration structure one example structure schematic diagram of scroll compressor of the present utility model;
Fig. 2 is first buffer unit one embodiment's schematic diagram in Fig. 1;
Fig. 3 is Fig. 2 midship section schematic diagram;
Fig. 4 is that the first buffer unit one embodiment assembles schematic diagram;
Fig. 5 is that another embodiment of the first buffer unit assembles schematic diagram;
Wherein: 1 transfiguration cover plate; 2 transfiguration piston valves; 3 fixed scrolls; 4 transfiguration grooves; 5 transfiguration spaces; 6 quiet dish contact end faces; 7 first end faces; 8 first buffer units; 9 second end faces; 10 second buffer units; 11 cover plate contact end faces; 12 first buffering grooves; 13 the 3rd buffering grooves; 14 the 4th buffering grooves.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, transfiguration structure and the compressor of scroll compressor of the present utility model are further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
For achieving the above object, the technological scheme that the utility model adopts is:
As shown in Figure 1, a kind of transfiguration structure of scroll compressor, comprises transfiguration cover plate 1, transfiguration piston valve 2, fixed scroll 3;
Fixed scroll 3 arranges transfiguration groove 4;
Transfiguration cover plate 1 covers transfiguration groove 4, and jointly forms transfiguration space 5 with transfiguration groove 4;
Transfiguration cover plate 1 comprises the cover plate contact end face 11 towards transfiguration space 5;
Between the first end face 7 and quiet dish contact end face 6, the first buffer unit 8 is set;
Between the second end face 9 and cover plate contact end face 11, the second buffer unit 10 is set.
Arrange between the first buffer unit 8 and the second end face 9 and cover plate contact end face 11 the such structure of the second buffer unit 10 is set by adopting between the first end face 7 and quiet dish contact end face 6, can make transfiguration piston valve 2 in transfiguration space 5, do while contacting the to-and-fro motion of end face 6 with respect to cover plate contact end face 11 with quiet dish, buffering transfiguration piston valve 2 contacts the shock between end face 6 and cover plate contact end face 11 with quiet dish, noise when reduction buffering transfiguration piston valve 2 moves, can also improve the sealing between the first end face 7 and quiet dish contact end face 6 simultaneously, effectively avoid the Leakage Gas under non-transfiguration state, guarantee high efficiency and the high energy of non-transfiguration state.
As a kind of embodiment, the first buffer unit 8 is for contacting at the first end face 7 and/or quiet dish the polymer that end face 6 sprays;
The second buffer unit 10 is for contacting at the second end face 9 and/or cover plate the polymer that end face 11 sprays.
Polymer can be rubber or plastics but be not limited to this.
Can the first buffer unit 8 and the second buffer unit 10 directly be made making transfiguration cover plate 1 and/or transfiguration piston valve 2 and/or fixed scroll 3 so simultaneously, and and transfiguration cover plate 1 and/or transfiguration piston valve 2 and/or fixed scroll 3 be made into an entirety, make very simply, and be conducive to the installation of this transfiguration structure.
As shown in Figure 2,3, as a kind of embodiment, the first buffer unit 8 and the second buffer unit 10 are circular shape packing ring.
In the time that the first buffer unit 8 and the second buffer unit 10 damage, can change like this, improve working life.
As a kind of embodiment, the ring cross-section of the first buffer unit 8 and the second buffer unit 10 is U-shaped.
Because the deformation effect of U-shaped structure is good, the ring cross-section of the first buffer unit 8 and the second buffer unit 10 is and U-shapedly can improves cushioning effect.
As a kind of embodiment, the material of the first buffer unit 8 and the second buffer unit 10 is rubber.
As shown in Figure 4, as a kind of embodiment, quiet dish contact end face 6 arranges the first buffering groove 12;
The first buffer unit 8 is arranged in the first buffering groove 12;
Cover plate contact end face 11 arranges the second buffering groove (due to identical, therefore not shown with the first buffering groove 12 structures, can with reference to figure 4);
The second buffer unit 10 is arranged in the second buffering groove.
Can make like this first buffer unit 8 and the second buffer unit 10 be fixedly mounted in quiet dish contacts end face 6 and contacts with cover plate on end face 11, avoid because friction causes damage to the first buffer unit 8 and the second buffer unit 10, thereby extended the working life of the first buffer unit 8 and the second buffer unit 10.
As a kind of embodiment, coordinating between the first buffer unit 8 and the first buffering groove 12 and between the second buffer unit 10 and the second buffering groove is interference fit.
Can make like this between the first buffer unit 8 and the first buffering groove 12 to contact end face 6 at dish contact installation on end face 11 with cover plate more solid and reliable.
As a kind of embodiment, the first buffer unit 8 is higher than the first buffering groove 12;
The second buffer unit is higher than the second buffering groove.
Can do like this assurance the first buffer unit 8 and the second buffer unit and realize good cushioning effect.
As shown in Figure 5, as a kind of embodiment, the first end face 7 arranges the 3rd buffering groove 13;
The first buffer unit 8 is arranged on the 3rd buffering groove interior 13;
The second end face 9 arranges the 4th buffering groove 14;
The second buffer unit 10 is arranged in the 4th buffering groove 14.
Can make like this first buffer unit 8 and the second buffer unit 10 be fixedly mounted on the first end face 7 and the second end face 9, avoid because friction causes damage to the first buffer unit 8 and the second buffer unit 10, thereby extended the working life of the first buffer unit 8 and the second buffer unit 10.
As a kind of embodiment, coordinating between the first buffer unit 8 and the 3rd buffering groove 13 is interference fit;
Coordinating between the second buffer unit 10 and the 4th buffering groove 14 is interference fit.
Can make like this between the first buffer unit 8 and the first buffering groove 12 installation on the first end face 7 and the second end face 9 more solid and reliable.
As a kind of embodiment, the first buffer unit 8 is higher than the 3rd buffering groove 13;
The second buffer unit 10 is higher than the 4th buffering groove 14.
Can guarantee that like this first buffer unit 8 and the second buffer unit realize good cushioning effect.
A kind of compressor, comprises the transfiguration structure of the scroll compressor of above any technical characteristics.
The transfiguration structure of the scroll compressor in the compressor of the present embodiment has the technical characteristics identical with above embodiment, describes in detail no longer one by one herein.
The above embodiment has only expressed several mode of execution of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (12)
1. a transfiguration structure for scroll compressor, is characterized in that:
Comprise transfiguration cover plate, transfiguration piston valve, fixed scroll;
Described fixed scroll arranges transfiguration groove;
Described transfiguration cover plate covers described transfiguration groove, and jointly forms transfiguration space with described transfiguration groove;
Described transfiguration cover plate comprises the cover plate contact end face towards described transfiguration space;
Described transfiguration groove comprises the quiet dish contact end face relative with described cover plate contact end face;
Described transfiguration piston valve is arranged in described transfiguration space, and in described transfiguration space, does the to-and-fro motion that contacts end face with respect to described cover plate contact end face with described quiet dish;
Described transfiguration piston valve comprises first end face relative with described quiet dish contact end face and contacts the second end face that end face is relative with described cover plate;
Between described the first end face and described quiet dish contact end face, the first buffer unit is set;
Between described the second end face and described cover plate contact end face, the second buffer unit is set.
2. the transfiguration structure of scroll compressor according to claim 1, is characterized in that:
Described the first buffer unit is the polymer in described the first end face and/or the spraying of described quiet dish contact end face;
Described the second buffer unit is the polymer in described the second end face and/or the spraying of described cover plate contact end face.
3. the transfiguration structure of scroll compressor according to claim 1, is characterized in that:
Described the first buffer unit and described the second buffer unit are circular shape packing ring.
4. the transfiguration structure of scroll compressor according to claim 3, is characterized in that:
The ring cross-section of described the first buffer unit and described the second buffer unit is U-shaped.
5. the transfiguration structure of scroll compressor according to claim 4, is characterized in that:
The material of described the first buffer unit and described the second buffer unit is rubber.
6. according to the transfiguration structure of the scroll compressor described in claim 3 or 4, it is characterized in that:
Described quiet dish contact end face arranges the first buffering groove;
Described the first buffer unit is arranged in described the first buffering groove;
Described cover plate contact end face arranges the second buffering groove;
Described the second buffer unit is arranged in described the second buffering groove.
7. the transfiguration structure of scroll compressor according to claim 6, is characterized in that:
Coordinating between described the first buffer unit and described the first buffering groove and between described the second buffer unit and described the second buffering groove is interference fit.
8. the transfiguration structure of scroll compressor according to claim 7, is characterized in that:
Described the first buffer unit is higher than described the first buffering groove;
Described the second buffer unit is higher than described the second buffering groove.
9. according to the transfiguration structure of the scroll compressor described in claim 3 or 4, it is characterized in that:
Described the first end face arranges the 3rd buffering groove;
Described the first buffer unit is arranged in described the 3rd buffering groove;
Described the second end face arranges the 4th buffering groove;
Described the second buffer unit is arranged in described the 4th buffering groove.
10. the transfiguration structure of scroll compressor according to claim 9, is characterized in that:
Coordinating between described the first buffer unit and described the 3rd buffering groove is interference fit;
Coordinating between described the second buffer unit and described the 4th buffering groove is interference fit.
The transfiguration structure of 11. scroll compressors according to claim 10, is characterized in that:
Described the first buffer unit is higher than described the 3rd buffering groove;
Described the second buffer unit is higher than described the 4th buffering groove.
12. 1 kinds of compressors, is characterized in that:
Comprise the transfiguration structure of the scroll compressor described in claim 1 to 11 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320849720.6U CN203670211U (en) | 2013-12-20 | 2013-12-20 | Variable capacity structure for scroll compressor and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320849720.6U CN203670211U (en) | 2013-12-20 | 2013-12-20 | Variable capacity structure for scroll compressor and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203670211U true CN203670211U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320849720.6U Expired - Lifetime CN203670211U (en) | 2013-12-20 | 2013-12-20 | Variable capacity structure for scroll compressor and compressor |
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| Country | Link |
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| CN (1) | CN203670211U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728113A (en) * | 2013-12-20 | 2015-06-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor variable volume structure and compressor |
| CN105604934A (en) * | 2014-11-20 | 2016-05-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Variable capacity compressor and electric appliance product including variable capacity compressor |
-
2013
- 2013-12-20 CN CN201320849720.6U patent/CN203670211U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728113A (en) * | 2013-12-20 | 2015-06-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor variable volume structure and compressor |
| CN104728113B (en) * | 2013-12-20 | 2018-12-07 | 珠海格力节能环保制冷技术研究中心有限公司 | The capacity-variable structure and compressor of screw compressor |
| CN105604934A (en) * | 2014-11-20 | 2016-05-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Variable capacity compressor and electric appliance product including variable capacity compressor |
| CN105604934B (en) * | 2014-11-20 | 2017-11-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Variable conpacitance compressor and the electric equipment products including the variable conpacitance compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |