CN204902329U - Dry type evaporator of even cloth liquid - Google Patents
Dry type evaporator of even cloth liquid Download PDFInfo
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- CN204902329U CN204902329U CN201520656021.9U CN201520656021U CN204902329U CN 204902329 U CN204902329 U CN 204902329U CN 201520656021 U CN201520656021 U CN 201520656021U CN 204902329 U CN204902329 U CN 204902329U
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Abstract
The utility model relates to a central air conditioning unit technical field especially relates to a dry type evaporator of even cloth liquid, including end plate, shell side barrel, U type heat exchanger tube bundles, tube side barrel and the head that is equipped with refrigerant import subassembly, refrigerant export subassembly, its characterized in that: still included even cloth liquid device, even cloth liquid device sets up refrigerant import intracavity, and evenly cloth liquid device includes an equal liquid board, and it has capillary copper pipe to be equipped with the opening and the welding of opening one side that correspond with the tubesheet holes on the equal liquid board, and capillary copper pipe stretches into and sets up to corresponding tubesheet holes inside 20mm, and the inner wall surface laminating setting in chamber is do not imported to equal liquid flange fate with the refrigerant, the beneficial effects of the utility model are that: the structural design that the adoption became more meticulous through the refrigerant evenly distributed in dry type evaporator that the messenger comes from the condenser that sets up of even cloth liquid device, reaches and improves its heat transfer effect, increases coefficient of performance's purpose.
Description
Technical field
The utility model relates to central air conditioning technical group field, particularly relates to a kind of dry evaporator of even cloth liquid.
Background technology
In air-conditioner set, the pattern of evaporimeter is at present primarily of flooded evaporator, falling film type evaporation, dry evaporator, dry evaporator unit applies the earliest, a kind of air-conditioner set that cost is minimum, operation is the most stable, still the very large market space is being occupied at present, but because its version determines the coefficient of performance of dry evaporator unit far below full-liquid type unit and falling film type unit, so improving its heat transfer effect under the prerequisite not increasing current dry evaporator cost of manufacture, increase the coefficient of performance is the problem that in industry, letter is to be solved.
Summary of the invention
In order to solve deficiency of the prior art, the purpose of this utility model is the dry evaporator providing a kind of even cloth liquid, adopt the structural design become more meticulous, make the cold-producing medium of condenser to be uniformly distributed in dry evaporator by the setting of even liquid distributor, reach the object improving its heat transfer effect, increase the coefficient of performance.
The utility model solves the technical scheme that its technical problem adopts:
A kind of dry evaporator of even cloth liquid, comprise and be provided with refrigerant inlet assembly, the end plate of refrigerant outlet assembly, shell-side cylinder, U heat exchange bundle, tube side cylindrical shell and end socket, shell-side cylinder side is opening and this side end is provided with shell flange, shell-side cylinder opposite side and end socket are connected and fixed, U heat exchange bundle is arranged on shell-side cylinder and end socket is inner, the end of U heat exchange bundle is arranged on the opening part of shell-side cylinder by tube sheet, tube sheet is provided with and the inlet of U heat exchange bundle and liquid outlet tubesheet holes one to one, the shell flange of described shell-side cylinder is fixed by tube side cylindrical shell and end plate connection, end plate, refrigerant inlet chamber and refrigerant outlet chamber is divided into by pass partition in cavity between tube sheet and tube side cylindrical shell, inlet and the refrigerant inlet assembly of refrigerant inlet chamber and U heat exchange bundle communicate, liquid outlet and the refrigerant outlet assembly of refrigerant outlet chamber and U heat exchange bundle communicate, it is characterized in that: further comprises even liquid distributor, even liquid distributor arranges in refrigerant inlet chamber, even liquid distributor comprises a liquid-distributing plate, liquid-distributing plate is provided with the opening corresponding with tubesheet holes and opening side is welded with capillary brass pipe, capillary brass pipe stretches to the inner 20mm of respective tube plate hole and arranges, fit with the inner wall surface in refrigerant inlet chamber respectively and arrange in liquid-distributing plate edge.
Also connected by some bolt connection assemblies between the shell flange of described shell-side cylinder and end plate.
Described tube side barrel lenght is 30 ~ 40mm.
Further, further comprises water inlet pipe component, outlet pipe component and some deflection plate assemblies, water inlet pipe component and outlet pipe component are separately positioned on outside shell-side cylinder, deflection plate assembly is arranged on inside the shell-side cylinder between water inlet pipe component and outlet pipe component, and deflection plate assembly is interspersed in the relative both sides of shell-side cylinder inside.
The beneficial effects of the utility model are: cold-producing medium enters refrigerant inlet chamber by refrigerant inlet assembly, due to the differential pressure action before and after even liquid distributor, the gas-liquid mixture of cold-producing medium is after buffering, enter into U heat exchange bundle by the capillary brass pipe of even liquid distributor uniformly inner, realize the effect of even cloth liquid; The cold-producing medium evenly entered in every root heat exchanger tube carries out heat transfer with the water of outside and evaporates in heat exchanger tube, volume increases, flow velocity increases, drive the incomplete liquid refrigerant of evaporation and mixing oil droplet in the refrigerant, be back to refrigerant outlet chamber by heat exchanger tube U-shaped portion position, be back to compressor through refrigerant outlet assembly.
In this course, because cold-producing medium can be evenly distributed in every root heat exchanger tube, every root heat exchanger tube can be made full use of, also cold-producing medium is made fully to be evaporated, indirectly improve heat transfer effect, decrease because cloth liquid is uneven, cold-producing medium evaporation is insufficient and the absorbing gas belt liquid that formed to the adverse effect of unit, improve the performance of unit; Make again the oil return of unit more smooth and easy simultaneously, improve the stability of unit operation.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
In figure: 1 refrigerant outlet assembly, 2 refrigerant inlet assemblies, 3 end plates, 4 tube sheets, 5 shell flanges, 6 water inlet pipe components, 7 deflection plate assemblies, 8 shell-side cylinder, 9 outlet pipe components, 10 end sockets, 11U type heat-exchanging tube bundle, 12 bolt connection assemblies, 13 tube side cylindrical shells, 14 liquid-distributing plates, 15 capillary brass pipe, 16 pass partitions, 17 refrigerant outlet chambeies, 18 refrigerant inlet chambeies, 19 tubesheet holes.
Detailed description of the invention
As shown in Figure 1: a kind of dry evaporator of even cloth liquid, comprise and be provided with refrigerant inlet assembly 2, the end plate 3 of refrigerant outlet assembly 1, shell-side cylinder 8, U heat exchange bundle 11, tube side cylindrical shell 13 and end socket 10, refrigerant inlet assembly 2 is positioned on the downside of end plate 3, refrigerant outlet assembly 1 is positioned on the upside of end plate 3, shell-side cylinder 8 side is opening and this side end is provided with shell flange 5, shell-side cylinder 8 opposite side and end socket 10 are welded to connect, U heat exchange bundle 11 is arranged on shell-side cylinder 8 and end socket 10 is inner, the end of U heat exchange bundle 11 is arranged on the opening part of shell-side cylinder 8 by tube sheet 4, U heat exchange bundle 11 adopts copper pipe and its end and tube sheet 4 adopt the connected mode of expanded joint, tube sheet 4 edge is connected with shell-side cylinder 8 opening edge weld, tube sheet 4 is also provided with and the inlet of U heat exchange bundle 11 and liquid outlet tubesheet holes 19 one to one, the shell flange 5 of described shell-side cylinder 8 is welded to connect by tube side cylindrical shell 13 and end plate 3, tube side barrel lenght is 30 ~ 40mm, also connected by some bolt connection assemblies 12 between the shell flange 5 of shell-side cylinder 8 and end plate 3, end plate 3, refrigerant inlet chamber 18 and refrigerant outlet chamber 17 is divided into by pass partition 16 in cavity between tube sheet 4 and tube side cylindrical shell 13, refrigerant inlet chamber 18 is positioned at downside and communicates with the inlet of U heat exchange bundle 11 and refrigerant inlet assembly 2, refrigerant outlet chamber 17 is positioned at upside and communicates with the liquid outlet of U heat exchange bundle 11 and refrigerant outlet assembly 1,
Further comprises water inlet pipe component 6, outlet pipe component 9 and four deflection plate assemblies 7, water inlet pipe component 6 and outlet pipe component 9 are separately positioned on both sides, shell-side cylinder 8 top, deflection plate assembly 7 is arranged on inside the shell-side cylinder 8 between water inlet pipe component 6 and outlet pipe component 9, the staggered welding of deflection plate assembly 7 is arranged on the upper side and lower side of shell-side cylinder 8 inside, and U heat exchange bundle 11 is each passed through four deflection plate assemblies 7 and arranges;
Further comprises even liquid distributor, even liquid distributor arranges in refrigerant inlet chamber 18, even liquid distributor comprises a liquid-distributing plate 14, liquid-distributing plate 14 is provided with the opening corresponding with tubesheet holes 19 and opening side is welded with capillary brass pipe 15, capillary brass pipe 15 stretches to the inner 20mm of respective tube plate hole 19 and arranges, liquid-distributing plate 14 edge respectively with the inner wall surface full weld in refrigerant inlet chamber 18, wherein the specification internal diameter of capillary brass pipe 15 is determined by calculating, and before and after ensureing even liquid distributor, pressure reduction is at about 0.06MPa.
The foregoing is only preferred embodiments of the present utility model, as long as realize the purpose of this utility model technical scheme with basic same approach, all belong within protection domain of the present utility model.
Claims (4)
1. the dry evaporator of an even cloth liquid, comprise and be provided with refrigerant inlet assembly, the end plate of refrigerant outlet assembly, shell-side cylinder, U heat exchange bundle, tube side cylindrical shell and end socket, shell-side cylinder side is opening and this side end is provided with shell flange, shell-side cylinder opposite side and end socket are connected and fixed, U heat exchange bundle is arranged on shell-side cylinder and end socket is inner, the both side ends of U heat exchange bundle is arranged on the opening part of shell-side cylinder by tube sheet, tube sheet is provided with and the inlet of U heat exchange bundle and liquid outlet tubesheet holes one to one, the shell flange of described shell-side cylinder is fixed by tube side cylindrical shell and end plate connection, end plate, refrigerant inlet chamber and refrigerant outlet chamber is divided into by pass partition in cavity between tube sheet and tube side cylindrical shell, inlet and the refrigerant inlet assembly of refrigerant inlet chamber and U heat exchange bundle communicate, liquid outlet and the refrigerant outlet assembly of refrigerant outlet chamber and U heat exchange bundle communicate, it is characterized in that: further comprises even liquid distributor, even liquid distributor arranges in refrigerant inlet chamber, even liquid distributor comprises a liquid-distributing plate, liquid-distributing plate is provided with the opening corresponding with tubesheet holes and opening side is welded with capillary brass pipe, capillary brass pipe stretches to the inner 20mm of respective tube plate hole and arranges, fit with the inner wall surface in refrigerant inlet chamber respectively and arrange in liquid-distributing plate edge.
2. the dry evaporator of a kind of even cloth liquid according to claim 1, be is characterized in that: also connected by some bolt connection assemblies between the shell flange of described shell-side cylinder and end plate.
3. the dry evaporator of a kind of even cloth liquid according to claim 1, is characterized in that: described tube side barrel lenght is 30 ~ 40mm.
4. the dry evaporator of a kind of even cloth liquid according to claim 1, it is characterized in that: this device further comprises water inlet pipe component, outlet pipe component and some deflection plate assemblies, water inlet pipe component and outlet pipe component are separately positioned on outside shell-side cylinder, deflection plate assembly is arranged on inside the shell-side cylinder between water inlet pipe component and outlet pipe component, and deflection plate assembly is interspersed in the relative both sides of shell-side cylinder inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520656021.9U CN204902329U (en) | 2015-08-28 | 2015-08-28 | Dry type evaporator of even cloth liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520656021.9U CN204902329U (en) | 2015-08-28 | 2015-08-28 | Dry type evaporator of even cloth liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204902329U true CN204902329U (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520656021.9U Active CN204902329U (en) | 2015-08-28 | 2015-08-28 | Dry type evaporator of even cloth liquid |
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| Country | Link |
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| CN (1) | CN204902329U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890409A (en) * | 2016-06-01 | 2016-08-24 | 珠海格力电器股份有限公司 | Shell-and-tube heat exchanger and liquid separating device thereof |
| CN109458770A (en) * | 2018-12-17 | 2019-03-12 | 江苏世林博尔制冷设备有限公司 | A kind of U-tube dry evaporator effectively to radiate |
| CN110296550A (en) * | 2019-07-30 | 2019-10-01 | 爱法空调冷冻科技(无锡)有限公司 | Vertical flooded evaporator |
| CN110822945A (en) * | 2019-11-15 | 2020-02-21 | 常州市固歌光电有限公司 | Water-cooled cooler for vehicle lamp detection |
-
2015
- 2015-08-28 CN CN201520656021.9U patent/CN204902329U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890409A (en) * | 2016-06-01 | 2016-08-24 | 珠海格力电器股份有限公司 | Shell-and-tube heat exchanger and liquid separating device thereof |
| CN109458770A (en) * | 2018-12-17 | 2019-03-12 | 江苏世林博尔制冷设备有限公司 | A kind of U-tube dry evaporator effectively to radiate |
| CN110296550A (en) * | 2019-07-30 | 2019-10-01 | 爱法空调冷冻科技(无锡)有限公司 | Vertical flooded evaporator |
| CN110822945A (en) * | 2019-11-15 | 2020-02-21 | 常州市固歌光电有限公司 | Water-cooled cooler for vehicle lamp detection |
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