CN203869378U - Evaporator used for water-cooling centrifugal unit - Google Patents
Evaporator used for water-cooling centrifugal unit Download PDFInfo
- Publication number
- CN203869378U CN203869378U CN201420210506.0U CN201420210506U CN203869378U CN 203869378 U CN203869378 U CN 203869378U CN 201420210506 U CN201420210506 U CN 201420210506U CN 203869378 U CN203869378 U CN 203869378U
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- CN
- China
- Prior art keywords
- liquid
- evaporator shell
- liquid distributor
- evaporator
- evaporimeter
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- Withdrawn - After Issue
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Abstract
An evaporator used for a water-cooling centrifugal unit comprises an evaporator shell, wherein the top end of the evaporator shell is provided with an air suction port connected with a compressor, heat exchanging tube rows are arranged on the lower portion in the evaporator shell, a liquid distributing device with small holes in the bottom is arranged on the upper portion, the portion, above the liquid distributing device, in the evaporator shell is provided with an axial liquid feeding pipe, and the axial liquid feeding pipe is communicated with a liquid inlet pipe of the evaporator. The liquid distributing device is a two-level liquid distributing device, a first-level liquid distributing device body is composed of a first layer liquid equalizing disc, and a second-level liquid distributing device body located below the first-level liquid distributing device body is composed of a second layer liquid equalizing disc. A circulation pipe is arranged at the bottom end of the evaporator shell and communicated with the liquid inlet pipe of the evaporator. A stainless steel filtering net is arranged above the liquid distributing device. The evaporator used for the water-cooling centrifugal unit has the advantages of being simple in structure, convenient and reliable to use and good in using effect, and particularly the use efficiency of heat exchanging tubes in a lower row can be improved.
Description
Technical field
The utility model relates to a kind of evaporimeter for Water Cooled Centrifugal Machine group, belong to kind of refrigeration cycle matching component technical field.
Background technology
In cooling cycle system, comprise two crucial parts: condenser and evaporimeter.What at present domestic general downward film evaporator adopted is sealed one-level liquid distributor, it is made, and accuracy requirement is high, and cloth liquid once completes, and lower comb is also flooded with saturated vapor affects the liquid that is subject to of heat exchanger tube, structure and making are comparatively complicated, therefore require high to installation accuracy.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and provides a kind of simple in structure, easy to use and reliable, and result of use is good, especially can improve the evaporimeter for Water Cooled Centrifugal Machine group of lower row's heat exchanger tube service efficiency.
The purpose of this utility model completes by following technical solution, it comprises an evaporator shell, the top of this evaporator shell is provided with the air entry that connects compressor, in evaporator shell, bottom is provided with heat exchanger tube row, top is provided with bottom and is with foraminate liquid distributor, above liquid distributor in evaporator shell, be provided with axial feed pipe, this axial feed pipe is communicated with evaporimeter feed tube; Described liquid distributor is two-stage liquid distributor, and first order liquid distributor is made up of ground floor even liquid disc, and the second level liquid distributor that is positioned at first order liquid distributor below is made up of second layer even liquid disc; Bottom at evaporator shell is provided with circulation pipe, and circulation pipe is wherein communicated with the feed tube of evaporimeter; Above described liquid distributor, be provided with stainless steel screen pack.
Described liquid distributor bottom is provided with the aperture of a large amount of diameters in 2.5mm, and every row's aperture all with described heat exchange pipe corresponding layout one by one; The air entry inner side of described evaporator shell is provided with a return-air baffle plate.
Heat exchanger tube in described evaporator shell row layering setting, and be at least provided with two-layerly up and down, between two-layer heat exchange pipe, be formed with the liquid vapour passage at arc interval; At the top plate that is respectively arranged with up and down carry potential overflow hole and the lower plywood of described heat exchange pipe, and below lower plywood, be formed with fluid collection chamber, the end of circulation pipe is communicated in the bottom of described fluid collection chamber.
Described return-air baffle plate comprises a circular bottom plate, and the periphery of this circular bottom plate is connected to sawtooth pattern ring baffle; Heat exchanger tube row layering setting in described evaporator shell, and be provided with three layers of upper, middle and lowers, between every two-layer heat exchange pipe, be formed with the liquid vapour passage at arc interval.
The utility model belongs to the one improvement to prior art, and it has simple in structure, easy to use and reliable, and result of use is good, especially can improve the features such as lower row's heat exchanger tube service efficiency.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail: shown in Fig. 1, evaporimeter for Water Cooled Centrifugal Machine group described in the utility model, it comprises an evaporator shell 1, the top of this evaporator shell 1 is provided with the air entry 2 that connects compressor, the interior bottom of evaporator shell 1 is provided with heat exchanger tube row 3, and top is provided with the feed tube 6 of bottom with aperture 4; Described liquid distributor 5 is two-stage liquid distributor, and first order liquid distributor is made up of ground floor even liquid disc 51, and the second level liquid distributor that is positioned at first order liquid distributor below is made up of second layer even liquid disc 52; Be provided with circulation pipe 7 in the bottom of evaporator shell 1, described circulation pipe 7 is communicated with the feed tube 6 of evaporimeter; Above described liquid distributor 5, be provided with stainless steel screen pack 8.
The bottom of liquid distributor 5 described in the utility model is provided with the aperture of a large amount of diameters in 2.5mm, and every row's aperture all with described heat exchange pipe 3 corresponding layout one by one; Air entry 2 inner sides of described evaporator shell 1 are provided with a return-air baffle plate 9.
Shown in figure, the heat exchanger tube in described evaporator shell 1 is arranged 3 layering settings, and is at least provided with two-layerly up and down, is formed with the liquid vapour path 10 at arc interval between two-layer heat exchange pipe 3; Be respectively arranged with the second layer even liquid disc 52 in carry potential overflow hole in the bottom of described heat exchange pipe 3, and below second layer even liquid disc 52, be formed with fluid collection chamber 13, the end of circulation pipe 7 is communicated in the bottom of described fluid collection chamber 13.
Return-air baffle plate 9 described in the utility model comprises a circular bottom plate 91, the periphery of this circular bottom plate 91 is connected to sawtooth pattern ring baffle 92, return-air can not directly enter air entry 2, but first by stainless steel screen pack 8, then enter air entry 2 through the teeth groove hole on sawtooth pattern ring baffle 92 from the side, form a tortuous return gas channel.
Shown in figure, the heat exchanger tube in described evaporator shell 1 is arranged 3 layering settings, and is provided with three layers of upper, middle and lowers, is formed with the liquid vapour path 10 at arc interval between every two-layer heat exchange pipe 3.
The utility model is a kind of downward film evaporator, and its evaporation process is spray phase, so separatory is even also not important, the utility model adopts and on equal liquid pipe, a large amount of apertures is set and carries out cloth liquid, and aperture is corresponding one by one with heat exchange pipe, by the equal liquid of two-stage, ensure the even of separatory.The utility model is owing to adopting two-stage liquid distributor, thereby making precision is relatively low, and second level even liquid disc can stop the diffusion of upper strata saturated vapor simultaneously, improves the service efficiency of lower row's heat exchange pipe.
Claims (4)
1. the evaporimeter for Water Cooled Centrifugal Machine group, it comprises an evaporator shell, the top of this evaporator shell is provided with the air entry that connects compressor, in evaporator shell, bottom is provided with heat exchanger tube row, top is provided with bottom and is with foraminate liquid distributor, above liquid distributor in evaporator shell, be provided with axial feed pipe, this axial feed pipe is communicated with evaporimeter feed tube, it is characterized in that described liquid distributor is two-stage liquid distributor, first order liquid distributor is made up of ground floor even liquid disc, the second level liquid distributor that is positioned at first order liquid distributor below is made up of second layer even liquid disc, bottom at evaporator shell is provided with circulation pipe, and circulation pipe is wherein communicated with the feed tube of evaporimeter, above described liquid distributor, be provided with stainless steel screen pack.
2. the evaporimeter for Water Cooled Centrifugal Machine group according to claim 1, is characterized in that described liquid distributor bottom is provided with the aperture of a large amount of diameters in 2.5mm, and every row's aperture all with described heat exchange pipe corresponding layout one by one; The air entry inner side of described evaporator shell is provided with a return-air baffle plate.
3. the evaporimeter for Water Cooled Centrifugal Machine group according to claim 1 and 2, it is characterized in that the heat exchanger tube row layering setting in described evaporator shell, and be at least provided with two-layerly up and down, between two-layer heat exchange pipe, be formed with the liquid vapour passage at arc interval; At the top plate that is respectively arranged with up and down carry potential overflow hole and the lower plywood of described heat exchange pipe, and below lower plywood, be formed with fluid collection chamber, the end of circulation pipe is communicated in the bottom of described fluid collection chamber.
4. the evaporimeter for Water Cooled Centrifugal Machine group according to claim 2, is characterized in that described return-air baffle plate comprises a circular bottom plate, and the periphery of this circular bottom plate is connected to sawtooth pattern ring baffle; Heat exchanger tube row layering setting in described evaporator shell, and be provided with three layers of upper, middle and lowers, between every two-layer heat exchange pipe, be formed with the liquid vapour passage at arc interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210506.0U CN203869378U (en) | 2014-04-28 | 2014-04-28 | Evaporator used for water-cooling centrifugal unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210506.0U CN203869378U (en) | 2014-04-28 | 2014-04-28 | Evaporator used for water-cooling centrifugal unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203869378U true CN203869378U (en) | 2014-10-08 |
Family
ID=51650322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420210506.0U Withdrawn - After Issue CN203869378U (en) | 2014-04-28 | 2014-04-28 | Evaporator used for water-cooling centrifugal unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203869378U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994609A (en) * | 2014-04-28 | 2014-08-20 | 杭州赛富特设备有限公司 | Evaporator for water-cooled centrifugal unit |
| CN104819604A (en) * | 2015-04-27 | 2015-08-05 | 上海理工大学 | Layered flooded evaporator |
-
2014
- 2014-04-28 CN CN201420210506.0U patent/CN203869378U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994609A (en) * | 2014-04-28 | 2014-08-20 | 杭州赛富特设备有限公司 | Evaporator for water-cooled centrifugal unit |
| CN103994609B (en) * | 2014-04-28 | 2016-09-07 | 杭州赛富特设备有限公司 | A kind of evaporimeter for Water Cooled Centrifugal Machine group |
| CN104819604A (en) * | 2015-04-27 | 2015-08-05 | 上海理工大学 | Layered flooded evaporator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141008 Effective date of abandoning: 20160907 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |