CN108224852A - A kind of dry pipe ice evaporator - Google Patents
A kind of dry pipe ice evaporator Download PDFInfo
- Publication number
- CN108224852A CN108224852A CN201810205265.3A CN201810205265A CN108224852A CN 108224852 A CN108224852 A CN 108224852A CN 201810205265 A CN201810205265 A CN 201810205265A CN 108224852 A CN108224852 A CN 108224852A
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- China
- Prior art keywords
- plate
- perforated plate
- cylinder
- dry pipe
- heat exchanger
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention relates to technical field of refrigeration equipment, more particularly to a kind of dry pipe ice evaporator, the dry pipe ice evaporator includes cylinder, the both ends of the cylinder are respectively equipped with upper perforated plate and lower perforated plate, the heat exchanger tube being evenly distributed in the cylinder on multiple vertical directions, the both ends of the heat exchanger tube are each passed through and are connected on upper perforated plate and lower perforated plate；Spoiler is equipped between the adjacent heat exchanger tube, the spoiler is connected to around its central axes spiral, the two sides of the spoiler on the side of adjacent heat exchange tubes.The beneficial effects of the present invention are：The spoiler of dry pipe ice evaporator of the present invention has the function of drainage, disturbance, makes refrigerant that must surround flowing around heat exchanger tube according to the flow direction of setting, the evaporation of refrigerant is accelerated, so as to improve evaporator heat exchange effect.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, and in particular to a kind of dry pipe ice evaporator.
Background technology
Common full-liquid type pipe ice evaporator is mainly equipment manufacturing costs height, and heat exchange property is not sufficiently stable, and top has
Part does not freeze, and freezes, deices that the time is long, and refrigerant charge is big.And there is also refrigerant distribution for existing dry evaporator
The problem of unevenness, heat transfer effect is poor, needs exploitation to design a kind of raising heat transfer effect, reduces the dry pipe ice of refrigerant charge
Evaporator.
Invention content
The technical problems to be solved by the invention are：There is provided that a kind of refrigerant is evenly distributed, charging amount is less, heat transfer effect
Good dry pipe ice evaporator.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of dry pipe ice evaporator, institute are provided
It states dry pipe ice evaporator and includes cylinder, the both ends of the cylinder are respectively equipped with upper perforated plate and lower perforated plate, in the cylinder uniformly
The heat exchanger tube on multiple vertical directions is distributed with, the both ends of the heat exchanger tube are each passed through and are connected to upper perforated plate and lower perforated plate
On；
Spoiler is equipped between the adjacent heat exchanger tube, the spoiler around its central axes spiral, the spoiler
Two sides are connected on the side of adjacent heat exchange tubes.
The beneficial effects of the present invention are：Dry pipe ice evaporator of the present invention uses the design of spoiler, changes previous
The not design of regulation refrigerant flow direction in any manner.The spoiler has the function of drainage, disturbance, makes refrigerant
Flowing must be surround around heat exchanger tube according to the flow direction of setting, enhance the heat exchange function of refrigerant；Heat exchange area reduction,
Barrel diameter reduces, its refrigerant charge is made to greatly reduce (30% only original refrigerant), is expired by traditional
Liquid formula is changed to dry evaporator, shortens pipe ice evaporator freezing time, day ice capacity reach most efficiently, reduce and be produced into
This, improves economic benefit.
Description of the drawings
Fig. 1 is the structure diagram of the dry pipe ice evaporator of the specific embodiment of the invention；
Fig. 2 is the sectional view of the horizontal direction of the dry pipe ice evaporator of the specific embodiment of the invention；
Fig. 3 is the structure diagram of the part of the spoiler of the dry pipe ice evaporator of the specific embodiment of the invention；
Label declaration：
1st, cylinder；2nd, upper perforated plate；3rd, lower perforated plate；4th, heat exchanger tube；5th, spoiler；6th, coil pipe；
61st, through-hole；7th, auxiliary is taken over；8th, sagging plate；9th, chamber is subcooled；10th, orifice plate；11st, up-hole plate；12nd, filler core
Axis.
Specific embodiment
For the technology contents that the present invention will be described in detail, the objects and the effects, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is：Design spoiler around heat exchanger tube, drainage disturbance refrigerant must be according to
, around flowing, accelerate the evaporation of refrigerant, so as to improve evaporator heat exchange effect around heat exchanger tube in the flow direction of setting.
Fig. 1, Fig. 2 and Fig. 3, a kind of dry pipe ice evaporator are please referred to, the dry pipe ice evaporator includes cylinder 1,
The both ends of the cylinder 1 are respectively equipped with upper perforated plate 2 and lower perforated plate 3, are evenly distributed on multiple vertical directions in the cylinder 1
Heat exchanger tube 4, the both ends of the heat exchanger tube 4 are each passed through and are connected on upper perforated plate 2 and lower perforated plate 3；
Spoiler 5 is equipped between the adjacent heat exchanger tube 4, the spoiler 5 is around its central axes spiral, the spoiler
5 two sides are connected on the side of adjacent heat exchange tubes 4.
In above-mentioned dry pipe ice evaporator, previous not regulation refrigerant flow direction in any manner, design are changed
Spoiler 5 have the function of that drainage, disturbance make refrigerant circular around heat exchanger tube 4 according to the flow direction of setting
Flowing, accelerates the evaporation of refrigerant, so as to improve evaporator heat exchange effect, evaporator refrigerant charging amount is reduced, by traditional
Full-liquid type is changed to dry evaporator, make pipe ice evaporator freezing time shorten, day ice capacity reach most efficiently, reduce production
Cost improves economic benefit.
Preferably, in above-mentioned dry pipe ice evaporator, the cylinder 1 is respectively equipped at upper perforated plate 2 and lower perforated plate 3
The coil pipe 6 of horizontal circle cylinder 1, the coil pipe 6 are equipped with the through-hole 61 inside connection cylinder 1, and the coil pipe 6 connects auxiliary
Adjuvant grafting pipe 7, the auxiliary 7 connection coolant channel of take over.
By upper description it is found that using coil pipe 6 by through-hole feed flow return-air, through-hole is uniformly opened up on coil pipe 6, makes feed flow equal
It is even.
Preferably, in above-mentioned dry pipe ice evaporator, 1 lower end of cylinder is additionally provided with sagging plate 8, the heat exchanger tube
4 expanded joints are equipped with supercooling chamber 9 on sagging plate 8, between the sagging plate 8 and lower perforated plate 3.
By upper description it is found that supercooling chamber 9 is arranged on evaporator lower end, the refrigerant of liquid supply pipe was carried out by supercooling chamber 9
It is cold, degree of supercooling can be improved, reduces flash gas, refrigerating capacity is improved, improves refrigerating efficiency；Cryogen supercooling was utilized to release simultaneously
Heat melt the ice of heat exchanger tube 4 lower end, solve the problems, such as to deice difficulty.
Preferably, in above-mentioned dry pipe ice evaporator, between the upper perforated plate 2 of the cylinder 1 and lower perforated plate 3, under
It is equipped with orifice plate 10 and up-hole plate 11 at tube sheet 3 on vertical direction from top to bottom, the orifice plate 10 and up-hole plate 11 are equipped with phase
Same through-hole, the percent opening of the orifice plate 10 are more than the percent opening of up-hole plate 11, and the upper and lower ends of the spoiler 5 connect respectively
It is connected on upper perforated plate 2 and up-hole plate 11.
The percent opening of the up-hole plate 11 is 23%, and the percent opening of the orifice plate 10 is 49%.
By upper description it is found that the design of upper orifice plate 10 that above-mentioned dry pipe ice evaporator of the invention uses, up-hole plate
11 use percent opening as 23%, and orifice plate 10 uses percent opening, and for thickness all using 6mm, different percent openings makes refrigeration for 49%
Agent first passes through large opening rate, using small percent opening, changes refrigerant flow rates, and be conducive to refrigerant guiding role, accelerates system
Cryogen evaporation becomes gaseous state from liquid, increases heat exchange function.
Preferably, in above-mentioned dry pipe ice evaporator, the central axes of the cylinder 1 are equipped with filler mandrel 12, described
12 one end of filler mandrel is fixed on upper perforated plate 2, the other end across up-hole plate 11 positioned at up-hole plate 11 and orifice plate 10, institute
State the surface distribution intercommunicating pore of filler mandrel 12.
By upper description it is found that using 6 aperture of coil pipe and the structure feed flow of filler mandrel 12, equipment surrounding is provided with aperture,
Feed flow is evenly；Using filler mandrel 12, you can enhance the axial stability of tube sheet, and refrigerant charge can be reduced.
Preferably, in above-mentioned dry pipe ice evaporator, pull rod, pull rod one end connection are additionally provided in the cylinder 1
On upper perforated plate 2, the other end is across up-hole plate 11 and orifice plate 10 positioned at orifice plate 10 and lower perforated plate 3.
Preferably, in above-mentioned dry pipe ice evaporator, the dry pipe ice evaporator further includes the water of 1 top of cylinder
Case；The water tank connects heat exchanger tube 4.
Embodiment one
A kind of dry pipe ice evaporator, the dry pipe ice evaporator include cylinder 1, and the both ends of the cylinder 1 are set respectively
There are a upper perforated plate 2 and lower perforated plate 3, the heat exchanger tube 4 being evenly distributed in the cylinder 1 on multiple vertical directions, the heat exchanger tube 4
Both ends are each passed through and are connected on upper perforated plate 2 and lower perforated plate 3；
Spoiler 5 is equipped between the adjacent heat exchanger tube 4, the spoiler 5 is around its central axes spiral, the spoiler
5 two sides are connected on the side of adjacent heat exchange tubes 4.
The cylinder 1 is respectively equipped with the coil pipe 6 of horizontal circle cylinder 1, the coil pipe 6 at upper perforated plate 2 and lower perforated plate 3
The through-hole being equipped with inside connection cylinder 1, the coil pipe 6 connect auxiliary take over 7, the auxiliary 7 connection refrigerant of take over
Channel.
1 lower end of cylinder is additionally provided with sagging plate 8, and 4 expanded joint of heat exchanger tube is on sagging plate 8, the intermediate tube
Supercooling chamber 9 is equipped between plate 8 and lower perforated plate 3.
Between the upper perforated plate 2 of the cylinder 1 and lower perforated plate 3, it is equipped with down from top to bottom on vertical direction at lower perforated plate 3
Orifice plate 10 and up-hole plate 11, the orifice plate 10 and up-hole plate 11 are equipped with identical through-hole, and the percent opening of the orifice plate 10 is big
In the percent opening of up-hole plate 11, the upper and lower ends of the spoiler 5 are connected on upper perforated plate 2 and up-hole plate 11, it is described on
The percent opening of orifice plate 11 is 23%, and the percent opening of the orifice plate 10 is 49%.
The central axes of the cylinder 1 are equipped with filler mandrel 12, and described 12 one end of filler mandrel is fixed on upper perforated plate 2,
For the other end across up-hole plate 11 positioned at up-hole plate 11 and orifice plate 10, the surface of the filler mandrel 12 is distributed intercommunicating pore.
Pull rod is additionally provided in the cylinder 1, described pull rod one end is connected on upper perforated plate 2, and the other end passes through up-hole plate 11 and orifice plate
10 between orifice plate 10 and lower perforated plate 3.The dry pipe ice evaporator further includes the water tank of 1 top of cylinder；The water tank
Connect heat exchanger tube 4.
The spoiler is formed using stainless steel plate twisting, the optional ferritic stainless steel of stainless steel plate, such as：201.It is described to disturb
Flowing plate width can be 29cm, and three-sixth turn is turned round per 150cm.
The course of work of above-mentioned dry pipe ice evaporator is：Refrigerant is taken over by the auxiliary of cylinder lower end into coil pipe, disk
Pipe is uniformly flowed in cylinder by through-hole by all directions, and then refrigerant carries out flow velocity adjustment using orifice plate and up-hole plate
Afterwards, then through spoiler it is oriented to, refrigerant can only carry out heat along rising around heat exchanger tube around flowing with the water for flowing through heat exchanger tube
It exchanges, becomes the refrigerant gas of low-temp low-pressure, finally by the coil return air of cylinder upper end.
In conclusion dry pipe ice evaporator provided by the invention, by supercooling chamber, coil pipe, aperture, heat exchanger tube, spoiler,
Filler mandrel, upper orifice plate, pull rod, tube sheet, cylinder, auxiliary such as take at the compositions.By heat exchanger tube and upper and lower Tube-sheet Welding, in
Between tube plate expanded-connecting, spoiler is attached between heat exchanger tube, and upper orifice plate is fixed using filler mandrel and pull rod, by cylinder and tube sheet,
Cylinder is each up and down uniformly to open two rows of apertures, coil pipe encases aperture and cylinder, auxiliary take over and be welded.
Because spoiler has drainage, disturbance, upper orifice plate, which has, to be oriented to, and coil pipe aperture liquid supply assembly is imitated with uniform feed flow
Fruit, supercooling chamber have under the multiple actions such as heat-insulated, recoil, and the uniform feed flow of coil pipe aperture breaks the original flow direction of refrigerant,
Refrigerant is made, so as to improve evaporator heat exchange effect, evaporator refrigerant charging amount must to be reduced along being flowed around heat exchanger tube,
It reduces to freeze and deices the time, considerably increase tube ice machine ice capacity.In identical tonnage specification, reduce 15% heat exchanger tube
70% refrigerant charge of quantity and reduction, evaporator are become the dry type evaporation of new construction, are manufactured by the full-liquid type of original structure
This reduces nearly 30% than traditional design, and ice capacity is original 2 times, so as to obtain good economic benefit.
The foregoing is merely the embodiment of the present invention, are not intended to limit the scope of the invention, every to utilize this hair
The equivalents that bright specification and accompanying drawing content are made directly or indirectly are used in relevant technical field, similarly include
In the scope of patent protection of the present invention.
Claims (8)
1. a kind of dry pipe ice evaporator, which is characterized in that the dry pipe ice evaporator includes cylinder, the both ends of the cylinder
It is respectively equipped with upper perforated plate and lower perforated plate, the heat exchanger tube being evenly distributed in the cylinder on multiple vertical directions, the heat exchanger tube
Both ends be each passed through and be connected on upper perforated plate and lower perforated plate；
Spoiler is equipped between the adjacent heat exchanger tube, the spoiler is around its central axes spiral, the both sides of the spoiler
While it is connected on the side of adjacent heat exchange tubes.
2. dry pipe ice evaporator according to claim 1, which is characterized in that the cylinder is close to upper perforated plate and lower perforated plate
Place is respectively equipped with the coil pipe of horizontal circle cylinder, and the coil pipe is equipped with the through-hole of connection inner barrel, and the coil pipe connection connects
Logical auxiliary is taken over, the auxiliary take over connection coolant channel.
3. dry pipe ice evaporator according to claim 2, which is characterized in that the cylinder lower end is additionally provided with intermediate tube
Plate, the heat exchanger tube expanded joint are equipped with supercooling chamber on sagging plate, between the sagging plate and lower perforated plate.
4. dry pipe ice evaporator according to claim 1, which is characterized in that the upper perforated plate and lower perforated plate of the cylinder it
Between, it is equipped with orifice plate and up-hole plate from top to bottom on vertical direction at lower perforated plate, the orifice plate and up-hole plate are equipped with phase
Same through-hole, the percent opening of the orifice plate are more than the percent opening of up-hole plate, and the upper and lower ends of the spoiler are connected to
On upper perforated plate and up-hole plate.
5. dry pipe ice evaporator according to claim 4, which is characterized in that the percent opening of the up-hole plate is 23%,
The percent opening of the orifice plate is 49%.
6. dry pipe ice evaporator according to claim 4, which is characterized in that the central axes of the cylinder are equipped with filler
Mandrel, described filler mandrel one end are fixed on upper perforated plate, the other end across up-hole plate positioned at up-hole plate and orifice plate, institute
State the surface distribution intercommunicating pore of filler mandrel.
7. dry pipe ice evaporator according to claim 4, which is characterized in that pull rod is additionally provided in the cylinder, it is described
Pull rod one end is connected on upper perforated plate, and the other end is across up-hole plate and orifice plate positioned at orifice plate and lower perforated plate.
8. dry pipe ice evaporator according to claim 1, which is characterized in that the dry pipe ice evaporator further includes cylinder
Water tank above body, the water tank connect heat exchanger tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205265.3A CN108224852B (en) | 2018-03-13 | 2018-03-13 | Dry-type pipe ice evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205265.3A CN108224852B (en) | 2018-03-13 | 2018-03-13 | Dry-type pipe ice evaporator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108224852A true CN108224852A (en) | 2018-06-29 |
| CN108224852B CN108224852B (en) | 2023-05-12 |
Family
ID=62659423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810205265.3A Active CN108224852B (en) | 2018-03-13 | 2018-03-13 | Dry-type pipe ice evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108224852B (en) |
Citations (8)
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|---|---|---|---|---|
| US5366666A (en) * | 1990-05-25 | 1994-11-22 | Uop | Multiple downcomer fractionation tray having packing between downcomers |
| US5832739A (en) * | 1996-11-26 | 1998-11-10 | Rti Inc. | Heat exchanger for evaporative cooling refrigeration system |
| CN2454751Y (en) * | 2000-12-07 | 2001-10-17 | 财团法人工业技术研究院 | Fin-radiator fins with vortex generator |
| CN104913597A (en) * | 2015-06-08 | 2015-09-16 | 大连冷冻机股份有限公司 | Ammonia cooling dewaterer with cyclone separation function |
| CN204943976U (en) * | 2015-07-28 | 2016-01-06 | 深圳市雷普诺科技发展有限公司 | Wind-cooling type helix tube condenser |
| CN106767041A (en) * | 2016-12-26 | 2017-05-31 | 黑龙江科技大学 | A kind of visual oil cooler of full Needle fin tube of longitudinal-flow |
| CN206772092U (en) * | 2017-02-08 | 2017-12-19 | 北京极易化工有限公司 | A kind of tubular heat exchanger |
| CN107631521A (en) * | 2017-10-12 | 2018-01-26 | 江苏世林博尔制冷设备有限公司 | A kind of rectangular dry-type shell-and-tube heat exchanger |
-
2018
- 2018-03-13 CN CN201810205265.3A patent/CN108224852B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5366666A (en) * | 1990-05-25 | 1994-11-22 | Uop | Multiple downcomer fractionation tray having packing between downcomers |
| US5832739A (en) * | 1996-11-26 | 1998-11-10 | Rti Inc. | Heat exchanger for evaporative cooling refrigeration system |
| CN2454751Y (en) * | 2000-12-07 | 2001-10-17 | 财团法人工业技术研究院 | Fin-radiator fins with vortex generator |
| CN104913597A (en) * | 2015-06-08 | 2015-09-16 | 大连冷冻机股份有限公司 | Ammonia cooling dewaterer with cyclone separation function |
| CN204943976U (en) * | 2015-07-28 | 2016-01-06 | 深圳市雷普诺科技发展有限公司 | Wind-cooling type helix tube condenser |
| CN106767041A (en) * | 2016-12-26 | 2017-05-31 | 黑龙江科技大学 | A kind of visual oil cooler of full Needle fin tube of longitudinal-flow |
| CN206772092U (en) * | 2017-02-08 | 2017-12-19 | 北京极易化工有限公司 | A kind of tubular heat exchanger |
| CN107631521A (en) * | 2017-10-12 | 2018-01-26 | 江苏世林博尔制冷设备有限公司 | A kind of rectangular dry-type shell-and-tube heat exchanger |
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| CN108224852B (en) | 2023-05-12 |
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