CN105179264A - Three-dimensional flow centrifugal steam compressor - Google Patents
Three-dimensional flow centrifugal steam compressor Download PDFInfo
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- CN105179264A CN105179264A CN201510546060.8A CN201510546060A CN105179264A CN 105179264 A CN105179264 A CN 105179264A CN 201510546060 A CN201510546060 A CN 201510546060A CN 105179264 A CN105179264 A CN 105179264A
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- blade
- cover plate
- impeller
- dimensional flow
- blades
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Abstract
The invention discloses a three-dimensional flow centrifugal steam compressor. The three-dimensional flow centrifugal steam compressor comprises a support, a driving box and a volute component, wherein the driving box and the volute component are arranged on the support; the driving box is connected with the volute component; the volute component comprises an impeller; the impeller comprises an upper cover plate, a lower cover plate, first blades and second blades; an air inlet is formed in one side of the upper cover plate; the lower cover plate is arranged under the air inlet; a steam passage is arranged between the upper cover plate and the lower cover plate; multiple air outlets are formed in the circumference of the impeller; the air outlets are communicated with the steam passage; the first blades are arranged in the steam passage at intervals; each second blade is arranged between two adjacent first blades; the area of each second blade is smaller than that of each first blade; and each second blade and the two corresponding adjacent first blades are arranged at intervals. According to the three-dimensional flow centrifugal steam compressor, the steam flow of the impeller can be improved without increasing the size of the impeller and the size of the compressor; the flow of the compressor is greatly improved; and meanwhile, the smoothness of flowing of steam is ensured.
Description
Technical field
The invention discloses three-dimensional flow centrifugal vapor compressor.
Background technique
At present, domestic vapour compression machine mainly applies to the chemical fields such as evaporation, crystallization, tower, drying, centrifugal vapor compressor is used for impeller that the critical piece of pressurized gas is High Rotation Speed and the Diffuser that flow area increases gradually, by impeller to air work, in the runner of impeller and Diffuser, utilize centrifugal boosting and reduction of speed diffusion action, mechanical energy is converted to the pressure energy of gas.The impeller that three-dimensional flow centrifugal vapor compressor refers to the design of application three-dimensional flow theory, manufactures, the blade of this impeller is spatially distortion, and more adapt with the actual flow of gas, its efficiency is higher.
Summary of the invention
The present invention, in order to solve the problem of prior art, discloses structure simple, effectively can promote the three-dimensional flow centrifugal vapor compressor of compressor flowrate.
Concrete technological scheme of the present invention is as follows: three-dimensional flow centrifugal vapor compressor, comprise support, drive cassette and spiral case assembly, drive cassette and spiral case assembly are arranged on support, described drive cassette is connected with spiral case assembly, spiral case assembly comprises impeller, impeller comprises upper cover plate, lower cover plate, first blade and the second blade, described upper cover plate side is provided with suction port, lower cover plate is provided with below suction port, it is stream passageway between described upper cover plate and lower cover plate, described impeller periphery is provided with multiple air outlet, described air outlet is communicated with stream passageway, described first spacing with blades is arranged in stream passageway, described second blade is arranged between two adjacent the first blades, the area of described second blade is less than the area of the first blade, second blade and adjacent two the first spacing with blades are arranged.
Limit ground further as the present invention, be provided with through hole in the middle part of described lower cover plate, described first blade extends to first end by vane edge to through hole.
Limit ground further as the present invention, described first blade is arranged on lower cover plate, and the first blade surface is provided with the first lip part.
Limit ground further as the present invention, described second blade surface is provided with the second lip part.
Limit ground further as the present invention, described second blade extends to the second end by vane edge to through hole, and the distance of described the second end and through hole is less than the distance of first end and through hole.
Technique effect of the present invention: three-dimensional flow centrifugal vapor compressor structure of the present invention is simple, and manufacture cost is lower; In addition, without the need to increasing impeller and compressor volume, namely can improve the steam flow of impeller, significantly improving the flow of compressor, ensure the smoothness of vapor flow simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the three-dimensional flow centrifugal vapor compressor of the embodiment of the present invention.
Fig. 2 is the schematic diagram of the impeller of the embodiment of the present invention.
Fig. 3 is the sectional view of the impeller of the embodiment of the present invention.
Fig. 4 is the schematic diagram of the second impeller of the embodiment of the present invention.
Fig. 5 is another schematic diagram of the impeller of the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figures 1 to 5, the three-dimensional flow centrifugal vapor compressor of the present embodiment comprises support 1, drive cassette 2 and spiral case assembly 3, and drive cassette 2 and spiral case assembly 3 are arranged on support 1, and described drive cassette 2 is connected with spiral case assembly 3.Described spiral case assembly 3 comprises impeller 4, and described drive cassette 3 can drives impeller 4 rotate.Described impeller 4 comprises upper cover plate 41, lower cover plate 42, first blade 43 and the second blade 44, and described upper cover plate 41 side is provided with suction port 45, and be provided with lower cover plate 42 below suction port 45, steam is entered in impeller 4 by suction port 45.Be stream passageway 46 between described upper cover plate 41 and lower cover plate 42, the steam entered by suction port 45 is flowed in stream passageway 46.Described impeller 4 periphery is provided with multiple air outlet 47, and described air outlet 47 is communicated with stream passageway 46, and the steam in stream passageway 46 is discharged by air outlet 47.Described first blade 43 is disposed in stream passageway 46, and described second blade 44 is arranged between two adjacent the first blades 43.The area of described second blade 44 is less than the area of the first blade 43, and the second blade 44 and adjacent two the first blade 43 intervals are arranged.Technique scheme enhances the suction of impeller to steam by arranging the second blade 44, and meanwhile, the area due to the second blade is less than the first blade, avoids the excessive smoothness affecting vapor flow of the second blade area.
As shown in Figures 1 to 5, further, be provided with through hole 421 in the middle part of described lower cover plate 42, described first blade 43 extends to first end 431 by impeller 4 edge to through hole 421.Described first blade 43 is arranged on lower cover plate 42, first blade 43 surface is provided with the first lip part 432, described second blade 44 surface is provided with the second lip part 441, by arranging first, second lip part 432,441, the structural strength of first, second blade can be improved, thus the stable of first, second blade after making impeller flow enhancement, can be ensured.Described second blade 44 extends to the second end 442 by impeller 4 edge to through hole, described the second end 442 and the distance of through hole 421 are less than the distance of first end 431 and through hole 421, separated by the second end 442 by the steam entering impeller, thus ensure that air inlet is smooth, avoid air-flow crowded (being with arrow dotted line to represent steam flow in figure).
The three-dimensional flow centrifugal vapor compressor structure of the present embodiment is simple, and manufacture cost is lower; In addition, without the need to increasing impeller and compressor volume, namely can improve the steam flow of impeller, significantly improving the flow of compressor, ensure the smoothness of vapor flow simultaneously.
It is pointed out that above-mentioned preferred embodiment is only and technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (5)
1. three-dimensional flow centrifugal vapor compressor, comprise support, drive cassette and spiral case assembly, drive cassette and spiral case assembly are arranged on support, described drive cassette is connected with spiral case assembly, spiral case assembly comprises impeller, it is characterized in that: impeller comprises upper cover plate, lower cover plate, first blade and the second blade, described upper cover plate side is provided with suction port, lower cover plate is provided with below suction port, it is stream passageway between described upper cover plate and lower cover plate, described impeller periphery is provided with multiple air outlet, described air outlet is communicated with stream passageway, described first spacing with blades is arranged in stream passageway, described second blade is arranged between two adjacent the first blades, the area of described second blade is less than the area of the first blade, second blade and adjacent two the first spacing with blades are arranged.
2. three-dimensional flow centrifugal vapor compressor as claimed in claim 1, it is characterized in that: be provided with through hole in the middle part of described lower cover plate, described first blade extends to first end by vane edge to through hole.
3. three-dimensional flow centrifugal vapor compressor as claimed in claim 2, is characterized in that: described first blade is arranged on lower cover plate, and the first blade surface is provided with the first lip part.
4. three-dimensional flow centrifugal vapor compressor as claimed in claim 3, is characterized in that: described second blade surface is provided with the second lip part.
5. three-dimensional flow centrifugal vapor compressor as claimed in claim 4, it is characterized in that: described second blade extends to the second end by vane edge to through hole, the distance of described the second end and through hole is less than the distance of first end and through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510546060.8A CN105179264A (en) | 2015-09-01 | 2015-09-01 | Three-dimensional flow centrifugal steam compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510546060.8A CN105179264A (en) | 2015-09-01 | 2015-09-01 | Three-dimensional flow centrifugal steam compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105179264A true CN105179264A (en) | 2015-12-23 |
Family
ID=54901598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510546060.8A Pending CN105179264A (en) | 2015-09-01 | 2015-09-01 | Three-dimensional flow centrifugal steam compressor |
Country Status (1)
| Country | Link |
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| CN (1) | CN105179264A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360131A (en) * | 2018-04-10 | 2019-10-22 | 南通大通宝富风机有限公司 | Vapour compression machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0072177A2 (en) * | 1981-08-07 | 1983-02-16 | Holset Engineering Company Limited | Impeller for centrifugal compressor |
| CN103362863A (en) * | 2013-08-02 | 2013-10-23 | 无锡杰尔压缩机有限公司 | Centrifugal vapor compressor |
| CN203906327U (en) * | 2014-05-29 | 2014-10-29 | 河北乐恒化工设备制造有限公司 | Small-flow belt type accelerated centrifugal type steam compressor |
-
2015
- 2015-09-01 CN CN201510546060.8A patent/CN105179264A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0072177A2 (en) * | 1981-08-07 | 1983-02-16 | Holset Engineering Company Limited | Impeller for centrifugal compressor |
| CN103362863A (en) * | 2013-08-02 | 2013-10-23 | 无锡杰尔压缩机有限公司 | Centrifugal vapor compressor |
| CN203906327U (en) * | 2014-05-29 | 2014-10-29 | 河北乐恒化工设备制造有限公司 | Small-flow belt type accelerated centrifugal type steam compressor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360131A (en) * | 2018-04-10 | 2019-10-22 | 南通大通宝富风机有限公司 | Vapour compression machine |
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| DD01 | Delivery of document by public notice |
Addressee: Cheng Hao Document name: Notification of Publication and of Entering the Substantive Examination Stage of the Application for Invention |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151223 |
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| WD01 | Invention patent application deemed withdrawn after publication |