CN109780763A - A kind of dual-purpose type distributor - Google Patents
A kind of dual-purpose type distributor Download PDFInfo
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- CN109780763A CN109780763A CN201910146204.9A CN201910146204A CN109780763A CN 109780763 A CN109780763 A CN 109780763A CN 201910146204 A CN201910146204 A CN 201910146204A CN 109780763 A CN109780763 A CN 109780763A
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- inlet tube
- distribution
- dispensing branch
- dual
- distribution pipe
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- Details Of Heat-Exchange And Heat-Transfer (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a kind of dual-purpose type distributors, are related to Falling film heat transfer device technical field, comprising: distribution plate, the first inlet tube, the second inlet tube, top plate, distribution pipe and dispensing branch；First inlet tube lower end is fixedly connected on distribution plate, the lower end of second inlet tube is fixedly connected on distribution plate, the assignment channel being connected to the second inlet tube is provided on distribution plate, multiple spray-holes are offered on distribution plate, spray-hole is connected to assignment channel, top plate is fixedly connected on assignment channel, to close assignment channel, first inlet tube is connected to the distribution pipe in assignment channel, dispensing branch penetrates through distribution plate, the tube wall of dispensing branch is circumferentially fixed to be connected on distribution plate, dispensing branch upper end is fixedly connected with distribution pipe side wall, and dispensing branch is connected to distribution pipe, it cannot achieve the defect that refrigerant evenly distributes under fluorine pump circulation mode to overcome the prior art, it can be realized evenly distributing for refrigerant under refrigeration mode and fluorine pump circulation mode.
Description
Technical field
The present invention relates to Falling film heat transfer device technical fields, more particularly to a kind of dual-purpose type distributor.
Background technique
Cold (heat) the water dispenser group of falling film type case tube heat exchanger is used at present, it usually needs setting distributor is to solve refrigerant
The problem of being evenly distributed in falling film type case tube heat exchanger.And distributor is many kinds of, still, used in the prior art
The generally existing following defect of distributor: be only applicable to falling film type case tube heat exchanger in cooling mode refrigerant uniformly point
Match；And cannot achieve falling film type case tube heat exchanger refrigerant under fluorine pump circulation mode and evenly distribute, because, in fluorine pump circulation
Refrigerant is to enter distributor with pure liquid form under mode, after, in the flow mechanism and refrigeration mode of inner skeleton
The flow mechanism of the refrigerant of lower gas-liquid mixture phase is different, and existing distributor is suitable only for gas-liquid mixed shape under refrigeration mode
The refrigerant of state evenly distributes, and existing distributor will lead to the pressure drop of pure liquid refrigerant under fluorine pump circulation mode
It is too small and cannot achieve evenly distributing for refrigerant.
Summary of the invention
The object of the present invention is to provide a kind of dual-purpose type distributors can to solve the above-mentioned problems of the prior art
It realizes evenly distributing for refrigerant under fluorine pump circulation mode and refrigeration mode, and then can ensure stable operation of unit.
To achieve the above object, the present invention provides following schemes:
The present invention provides a kind of dual-purpose type distributor, including distribution plate, the first inlet tube, the second inlet tube, top plate, point
Piping and dispensing branch；The lower end of first inlet tube is fixedly connected on the distribution plate, is sheathed on first import
The lower end of second inlet tube outside pipe is fixedly connected on the distribution plate, is provided on the distribution plate and described
The assignment channel of two inlet tubes connection, the assignment channel are used to shunt the refrigerant in second inlet tube, and described point
Multiple spray-holes are offered on matching board, the spray-hole is connected to the assignment channel, and the top plate is fixedly connected on described point
With on channel, for closing the upper opening of the assignment channel, first inlet tube and it is set in the assignment channel
Distribution pipe connection, the distribution pipe is used to shunt the refrigerant in first inlet tube, and the dispensing branch passes through
Lead to the distribution plate, the tube wall of the dispensing branch is fixedly connected on the distribution plate, the upper end of the dispensing branch and institute
It states distribution pipe side wall to be fixedly connected, and the dispensing branch is connected to the distribution pipe, for by the refrigeration in the distribution pipe
Agent branches in the dispensing branch.
Preferably, the quantity of the distribution pipe is multiple, axis of multiple distribution pipes about first inlet tube
Be centrosymmetric setting.
Preferably, the quantity of the assignment channel is equal to the quantity of the distribution pipe, and each distribution pipe is respectively set
In in an assignment channel.
Preferably, the shape of the spray-hole is round, ellipse or polygon.
Preferably, the dual-purpose type distributor, further includes deflector, and the deflector is fixedly installed on the distribution plate
Lower section, and connect with the distribution plate, distribution cavity is formed between the distribution plate and the deflector.
Preferably, the quantity of the dispensing branch is multiple, and each distribution pipe connects with multiple dispensing branch
It is logical.
Preferably, multiple deflector holes are offered on the deflector, the deflector hole is used for the circulation of refrigerant.
Preferably, the cross-sectional shape of the dispensing branch is round, oval, polygon or D font.
Preferably, the internal diameter of the dispensing branch is less than the internal diameter of the distribution pipe.
The present invention achieves following technical effect compared with the existing technology:
The present invention provides a kind of dual-purpose type distributors, by the way that the first import is arranged in the second inlet tube on distribution plate
Pipe, and the distribution pipe being connected to the first inlet tube will be set in assignment channel, for the refrigerant under fluorine pump circulation mode to be divided
It flow in distribution pipe, and distribution pipe is connected to the dispensing branch being fixed on distribution plate, by the refrigeration in distribution pipe
Agent branches in dispensing branch, during so that refrigerant is flowed in distribution pipe and is flowed in dispensing branch, refrigerant
Circulation area do not change, therefore, compared to the flow process of refrigerant under refrigeration mode, change refrigerant and distributing
The throttle style of flow process in device, to realize evenly distributing for liquid refrigerant under fluorine pump circulation mode, and second
The setting of inlet tube and the assignment channel being connected to the second inlet tube can be realized the refrigerant of gas-liquid mixed under refrigeration mode
Evenly distribute, therefore, the present invention can be realized evenly distributing for refrigerant under fluorine pump circulation mode and refrigeration mode, Jin Erneng
Enough ensure stable operation of unit.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the main view of dual-purpose type distributor provided by the invention；
Fig. 2 is sectional view along A-A in Fig. 1；
Fig. 3 is the axonometric drawing of dual-purpose type distributor provided by the invention；
Fig. 4 is the partial isometric of dual-purpose type distributor provided by the invention；
Fig. 5 is the partial isometric of dual-purpose type distributor provided by the invention.
Wherein: 1- top plate, the first inlet tube of 2-, the second inlet tube of 3-, 4- distribution plate, 5- distribution pipe, 6- dispensing branch, 7-
Deflector.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art under the premise of not making the creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is of the existing technology to solve the problems, such as the object of the present invention is to provide a kind of dual-purpose type distributor, it can be realized
Refrigerant evenly distributes under fluorine pump circulation mode and refrigeration mode, and then can ensure stable operation of unit.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
As shown in Fig. 1~5: present embodiments provide a kind of dual-purpose type distributor, including distribution plate 4, the first inlet tube 2,
Second inlet tube 3, top plate 1, distribution pipe 5 and dispensing branch 6；The lower end of first inlet tube 2 is fixedly connected on distribution plate 4, set
The lower end of the second inlet tube 3 outside the first inlet tube 2 is fixedly connected on distribution plate 4, is provided on distribution plate 4 and the
The assignment channel of two inlet tubes, 3 radial communication, assignment channel are used for the refrigerant of the gas-liquid mixture phase in the second inlet tube 3
Uniform divided flows offer multiple spray-holes on distribution plate 4, and spray-hole is connected to assignment channel, and it is logical that top plate 1 is fixedly connected on distribution
On road, for closing the upper opening of assignment channel, the first inlet tube 2 is connected to the distribution pipe 5 being set in assignment channel, point
For shunting the refrigerant of the liquid in the first inlet tube 2, dispensing branch 6 penetrates through distribution plate 4, the pipe of dispensing branch 6 for piping 5
Wall is fixedly connected on distribution plate 4, and the upper end of dispensing branch 6 is fixedly connected with 5 side wall of distribution pipe, and dispensing branch 6 and distribution
Pipe 5 is connected to, and for branching to the refrigerant in distribution pipe 5 in dispensing branch 6, distribution pipe 5 is compared with the setting of dispensing branch 6
The spray-hole that assignment channel opens up, during so that refrigerant is flowed in distribution pipe 5 and is flowed in dispensing branch 6, system
The circulation area of cryogen does not change, therefore, compared to the flow process of refrigerant under refrigeration mode, distribution pipe 5 and distribution
The setting of branch pipe 6 changes the throttle style that refrigerant flows in distributor, so as to guarantee liquid under fluorine pump circulation mode
State refrigerant being capable of uniform divided flows.
The quantity of distribution pipe 5 be it is multiple, multiple distribution pipes 5 are centrosymmetric setting about the axis of the first inlet tube 2, have
Conducive to the liquid refrigerant uniform divided flows in the first inlet tube 2 to arriving in multiple distribution pipes 5.
The quantity of assignment channel is equal to the quantity of distribution pipe 5, and each distribution pipe 5 is respectively arranged in an assignment channel.
The shape of spray-hole is round, ellipse or polygon.
Dual-purpose type distributor, further includes deflector 7, and deflector 7 is fixedly installed on the lower section of distribution plate 4, and with distribution plate 4
Connection, forms distribution cavity between distribution plate 4 and deflector 7.
The quantity of dispensing branch 6 be it is multiple, each distribution pipe 5 is connected to multiple dispensing branch 6.
Multiple deflector holes are offered on deflector 7, deflector hole is used for the circulation of refrigerant.
The cross-sectional shape of dispensing branch 6 is round, oval, polygon or D font.
The internal diameter of dispensing branch 6 is less than the internal diameter of distribution pipe 5, advantageously ensures that the refrigerant uniform divided flows in distribution pipe 5
To dispensing branch 6.
Apply that a specific example illustrates the principle and implementation of the invention in this specification, above embodiments
Explanation be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art,
According to the thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion in this specification
Appearance should not be construed as limiting the invention.
Claims (9)
1. a kind of dual-purpose type distributor, it is characterised in that: including distribution plate, the first inlet tube, the second inlet tube, top plate, distribution
Pipe and dispensing branch；The lower end of first inlet tube is fixedly connected on the distribution plate, is sheathed on first inlet tube
The lower end of external second inlet tube is fixedly connected on the distribution plate, is provided on the distribution plate and described second
The assignment channel of inlet tube connection, the assignment channel are used to shunt the refrigerant in second inlet tube, the distribution
Multiple spray-holes are offered on plate, the spray-hole is connected to the assignment channel, and the top plate is fixedly connected on the distribution
On channel, for closing the upper opening of the assignment channel, first inlet tube and it is set in the assignment channel
The distribution pipe connection, the distribution pipe are used to shunt the refrigerant in first inlet tube, the dispensing branch perforation
The distribution plate, the tube wall of the dispensing branch are fixedly connected on the distribution plate, the upper end of the dispensing branch with it is described
Distribution pipe side wall is fixedly connected, and the dispensing branch is connected to the distribution pipe, for by the refrigerant in the distribution pipe
It branches in the dispensing branch.
2. dual-purpose type distributor according to claim 1, it is characterised in that: the quantity of the distribution pipe be it is multiple, it is multiple
The distribution pipe is centrosymmetric setting about the axis of first inlet tube.
3. dual-purpose type distributor according to claim 2, it is characterised in that: the quantity of the assignment channel is equal to described point
The quantity of piping, each distribution pipe are respectively arranged in the assignment channel.
4. dual-purpose type distributor according to claim 1, it is characterised in that: the shape of the spray-hole is round, oval
Shape or polygon.
5. dual-purpose type distributor according to claim 1, it is characterised in that: further include deflector, the deflector is fixed
It is set to the lower section of the distribution plate, and is connect with the distribution plate, forms distribution between the distribution plate and the deflector
Chamber.
6. dual-purpose type distributor according to claim 1, it is characterised in that: the quantity of the dispensing branch be it is multiple, often
A distribution pipe is connected to multiple dispensing branch.
7. dual-purpose type distributor according to claim 5, it is characterised in that: offer multiple water conservancy diversion on the deflector
Hole, the deflector hole are used for the circulation of refrigerant.
8. dual-purpose type distributor according to claim 1, it is characterised in that: the cross-sectional shape of the dispensing branch is circle
Shape, ellipse, polygon or D font.
9. dual-purpose type distributor according to claim 1, it is characterised in that: the internal diameter of the dispensing branch is less than described point
The internal diameter of piping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910146204.9A CN109780763B (en) | 2019-02-27 | 2019-02-27 | Dual-purpose distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910146204.9A CN109780763B (en) | 2019-02-27 | 2019-02-27 | Dual-purpose distributor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109780763A true CN109780763A (en) | 2019-05-21 |
| CN109780763B CN109780763B (en) | 2020-11-20 |
Family
ID=66487179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910146204.9A Active CN109780763B (en) | 2019-02-27 | 2019-02-27 | Dual-purpose distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109780763B (en) |
Citations (14)
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|---|---|---|---|---|
| JPH09189463A (en) * | 1996-02-29 | 1997-07-22 | Mitsubishi Electric Corp | Distributor of heat exchanger and manufacture hereof |
| JP2008267689A (en) * | 2007-04-20 | 2008-11-06 | Hitachi Appliances Inc | Refrigerant distributor |
| CN101907376A (en) * | 2009-06-02 | 2010-12-08 | 江森自控楼宇设备科技(无锡)有限公司 | Device for distributing refrigerant in refrigeration system |
| US8561675B2 (en) * | 2005-12-29 | 2013-10-22 | Industrial Technology Research Institute | Spray type heat-exchanging unit |
| CN103673729A (en) * | 2013-12-03 | 2014-03-26 | 上海热泰能源技术有限公司 | Labyrinth distributor |
| CN204214172U (en) * | 2014-10-13 | 2015-03-18 | 堃霖冷冻机械(上海)有限公司 | A kind of cold-producing medium distribution structure of downward film evaporator |
| CN205275699U (en) * | 2015-12-09 | 2016-06-01 | 北京七星华创电子股份有限公司 | Gas distributor |
| CN106766407A (en) * | 2016-11-21 | 2017-05-31 | 重庆美的通用制冷设备有限公司 | Distributor, evaporator and handpiece Water Chilling Units |
| CN107255379A (en) * | 2017-08-09 | 2017-10-17 | 安徽美乐柯制冷空调设备有限公司 | A kind of freon dry evaporator distributor |
| CN107255380A (en) * | 2017-08-09 | 2017-10-17 | 苏州泰隆制冷有限公司 | A kind of idle call brass distributor |
| CN107345717A (en) * | 2016-06-13 | 2017-11-14 | 北京库蓝科技有限公司 | One kind compression and fluorine pump circulation refrigeration system |
| CN207395246U (en) * | 2017-07-14 | 2018-05-22 | 广东芬尼克兹节能设备有限公司 | Distributor |
| CN108709343A (en) * | 2018-05-29 | 2018-10-26 | 冰轮环境技术股份有限公司 | ammonia working medium liquid distributor |
| CN109373638A (en) * | 2018-12-21 | 2019-02-22 | 天津商业大学 | A kind of cold storage refrigerating system low refrigerant charge natural convection air-cooled evaporator |
-
2019
- 2019-02-27 CN CN201910146204.9A patent/CN109780763B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09189463A (en) * | 1996-02-29 | 1997-07-22 | Mitsubishi Electric Corp | Distributor of heat exchanger and manufacture hereof |
| US8561675B2 (en) * | 2005-12-29 | 2013-10-22 | Industrial Technology Research Institute | Spray type heat-exchanging unit |
| JP2008267689A (en) * | 2007-04-20 | 2008-11-06 | Hitachi Appliances Inc | Refrigerant distributor |
| CN101907376A (en) * | 2009-06-02 | 2010-12-08 | 江森自控楼宇设备科技(无锡)有限公司 | Device for distributing refrigerant in refrigeration system |
| CN103673729A (en) * | 2013-12-03 | 2014-03-26 | 上海热泰能源技术有限公司 | Labyrinth distributor |
| CN204214172U (en) * | 2014-10-13 | 2015-03-18 | 堃霖冷冻机械(上海)有限公司 | A kind of cold-producing medium distribution structure of downward film evaporator |
| CN205275699U (en) * | 2015-12-09 | 2016-06-01 | 北京七星华创电子股份有限公司 | Gas distributor |
| CN107345717A (en) * | 2016-06-13 | 2017-11-14 | 北京库蓝科技有限公司 | One kind compression and fluorine pump circulation refrigeration system |
| CN106766407A (en) * | 2016-11-21 | 2017-05-31 | 重庆美的通用制冷设备有限公司 | Distributor, evaporator and handpiece Water Chilling Units |
| CN207395246U (en) * | 2017-07-14 | 2018-05-22 | 广东芬尼克兹节能设备有限公司 | Distributor |
| CN107255379A (en) * | 2017-08-09 | 2017-10-17 | 安徽美乐柯制冷空调设备有限公司 | A kind of freon dry evaporator distributor |
| CN107255380A (en) * | 2017-08-09 | 2017-10-17 | 苏州泰隆制冷有限公司 | A kind of idle call brass distributor |
| CN108709343A (en) * | 2018-05-29 | 2018-10-26 | 冰轮环境技术股份有限公司 | ammonia working medium liquid distributor |
| CN109373638A (en) * | 2018-12-21 | 2019-02-22 | 天津商业大学 | A kind of cold storage refrigerating system low refrigerant charge natural convection air-cooled evaporator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109780763B (en) | 2020-11-20 |
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