CN109780920A - A kind of heat exchanger with defroster - Google Patents
A kind of heat exchanger with defroster Download PDFInfo
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- CN109780920A CN109780920A CN201811591736.5A CN201811591736A CN109780920A CN 109780920 A CN109780920 A CN 109780920A CN 201811591736 A CN201811591736 A CN 201811591736A CN 109780920 A CN109780920 A CN 109780920A
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- methanol
- heat exchanger
- defroster
- bottom plate
- ring support
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The present invention proposes a kind of heat exchanger with defroster, multiple intensive tube bundle heat exchanging parts of the device connect and longitudinally through defrosters, the formaldehyde injection device of defroster is that cylinder shape is fixedly connected with bottom plate, methanol absorption device is located inside formaldehyde injection device, part on bottom plate between formaldehyde injection device and methanol absorption device is evenly distributed with through-hole one, intensive tube bundle heat exchanging part is longitudinally mounted between the formaldehyde injection device and methanol absorption device of annular, and is pierced by from the circular through hole of bottom plate one.Solves the problems, such as the defroster that the heat exchanger of the prior art does not match, a kind of heat exchanger with defroster is provided, defroster is had additional in micro-channel heat exchanger, utilize the volatility and intersolubility of methanol liquid, reduce the temperature and partial pressure of vapor in heat exchanger inner air, so that air quickly through heat exchanger without generate frosting, thus reduce micro-channel heat exchanger generated due to frosting heat exchange efficiency loss risk.
Description
Technical field
The present invention relates to a kind of heat exchangers with defroster, belong to technical field of heat exchange equipment.
Background technique
Due to heat exchanger using low-temperature liquid helium as coolant, when the vapor in air passes through heat exchanger within the several seconds
It will freeze.When being cooled down, a large amount of liquid phase water is precipitated, and heat exchanger must be discharged in these water before frozen, with changing
Hot device main body contacts suddenly with air, it is necessary to try every possible means that these vapor is prevented to form jelly frost.
Intensive pipe heat exchanger has become current heat exchanger research and opens due to its small in size, light-weight advantage
Important new direction, but since structure is complicated and fine for intensive pipe heat exchanger, while meeting heat exchange efficiency, for heat exchange
The defrosting problem of device is still a problem.
Summary of the invention
The present invention is the defroster for solving the problems, such as the heat exchanger of the prior art and not matching, and provides one kind and has
The heat exchanger of defroster is additionally arranged a set of heat exchanger defroster in micro-channel heat exchanger, utilizes the volatilization of methanol liquid
Property and intersolubility, reduce heat exchanger inner air in vapor temperature and partial pressure so that air quickly through heat exchanger without
Frosting is generated, to reduce the risk that micro-channel heat exchanger generates heat exchange efficiency loss due to frosting.
The present invention proposes that a kind of heat exchanger with defroster includes multiple intensive tube bundle heat exchanging parts and defroster,
Multiple intensive tube bundle heat exchanging parts connect and longitudinally through defrosters, and the defroster includes methanol injection dress
It sets, methanol absorption device and bottom plate, the bottom plate are with the plectane for being uniformly distributed circular through hole one, the methanol injection device
For cylinder shape, diameter is identical as bottom plate, and is fixedly connected with bottom plate, and the methanol absorption device is located in methanol injection device
Portion, and be fixedly connected with bottom plate, the part on the bottom plate between methanol injection device and methanol absorption device is uniformly divided
Be furnished with through-hole one, the longitudinally mounted methanol injection device and methanol absorption device in annular of the intensive tube bundle heat exchanging part it
Between, and be pierced by from the circular through hole of bottom plate one.
Preferably, the methanol injection device includes several methanol injection-tubes and outer ring support plate, the outer ring support plate
Opposite side, annulus shape positioned at bottom plate, and diameter is identical as bottom plate, several equidistant annulars of methanol injection-tube are fixed on bottom
Between plate and outer ring support plate.
Preferably, the inside of the methanol injection-tube has micropore, the release for methanol.
Preferably, through-hole two, the position of the through-hole two and quantity and methanol are evenly arranged in the outer ring support plate
Injection-tube is corresponding.
Preferably, methanol injection-tube one end is fixedly connected with bottom plate, and is shut by bottom plate, and the other end and outer ring support
The annular through-hole two of plate is fixed, keeps being in communication with the outside.
Preferably, the methanol absorption device includes several methanol absorption pipes and inner ring support plate, the inner ring support plate
Positioned at the inside of outer ring support plate, several methanol absorption pipes are fixed between bottom plate and inner ring support plate.
Preferably, the through-hole three of annular, the position of the through-hole three and number are also evenly arranged in the inner ring support plate
It measures corresponding with methanol absorption pipe.
Preferably, methanol absorption pipe one end is fixedly connected with bottom plate, and is shut by bottom plate, and the other end and inner ring support
The annular through-hole three of plate is fixed, keeps being in communication with the outside.
Preferably, the methanol absorption pipe is surround by stainless (steel) wire and is formed.
Preferably, hydrophilic coating is covered with outside the methanol absorption pipe.
The working principle of heat exchanger of the present invention with defroster are as follows:
The present invention is additionally arranged a set of defroster on the air direction of travel of intensive pipe heat exchanger, and inlet air is mixed
Enter methanol liquid, using the volatility and intersolubility of methanol liquid, reduces the temperature of vapor in heat exchanger inner air and divide
Pressure, and setting is covered with the methanol collection device of hydrophilic coating at air outlet slit, rejects Methanol Recovery and utilizes and make to have leisure
Gas can be quickly through heat exchanger without generating frosting, to reduce the heat exchange efficiency that micro-channel heat exchanger is generated due to frosting
Loss.
Heat exchanger of the present invention with defroster has the beneficial effect that
1, the heat exchanger of the present invention with defroster is additionally arranged a set of heat exchanger in micro-channel heat exchanger and removes
White device reduces the temperature and partial pressure of vapor in heat exchanger inner air, makes using the volatility and intersolubility of methanol liquid
Air is obtained quickly through heat exchanger without generating frosting, so that reducing micro-channel heat exchanger generates heat exchange efficiency damage due to frosting
The risk of mistake.
2, the intensive tube bundle heat exchanging part of the heat exchanger of the present invention with defroster uses cascade, air
Enter heat exchanger by same form, heat exchange efficiency is high.
3, the heat exchanger structure of the present invention with defroster is simple, easy to operate, efficiently solves heat exchanger
The problem of defrosting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the heat exchanger of the present invention with defroster and the cooperation of concentrated type heat exchanger
One；
Fig. 2 is the structural schematic diagram of the heat exchanger of the present invention with defroster and the cooperation of concentrated type heat exchanger
Two；
Fig. 3 is the main view of the bottom plate of the heat exchanger of the present invention with defroster；
Fig. 4 is the structural schematic diagram of the heat exchanger of the present invention with defroster；
Fig. 5 is the structural schematic diagram of the methanol injection-tube of the heat exchanger of the present invention with defroster；
Fig. 6 is the structural schematic diagram of the methanol absorption pipe of the heat exchanger of the present invention with defroster；
Appended drawing reference: 1- methanol injection-tube；2- intensive tube bundle heat exchanging part；3- methanol absorption pipe；4- bottom plate；5- outer ring branch
Fagging；6- inner ring support plate.
Specific embodiment
Below in conjunction with attached drawing, specific embodiments of the present invention will be described in further detail:
Specific embodiment 1: illustrating present embodiment referring to Fig. 1-Fig. 6.Defroster is had described in present embodiment
Heat exchanger include multiple intensive tube bundle heat exchanging parts 2 and defroster, multiple intensive tube bundle heat exchanging parts 2, which are connected, simultaneously indulges
To through defroster, the defroster includes methanol injection device, methanol absorption device and bottom plate 4, and the bottom plate 4 is
With the plectane for being uniformly distributed circular through hole one, the methanol injection device is cylinder shape, and diameter is identical as bottom plate, and and bottom plate
4 are fixedly connected, and the methanol absorption device is located inside methanol injection device, and is fixedly connected with bottom plate 4, on the bottom plate 4
Part between methanol injection device and methanol absorption device is evenly distributed with through-hole one, the intensive tube bundle heat exchanging part
2 is longitudinally mounted between the methanol injection device and methanol absorption device of annular, and is pierced by from the circular through hole of bottom plate 4 one.
The methanol injection device includes several methanol injection-tubes 1 and outer ring support plate 5, and the outer ring support plate 5 is located at
The opposite side of bottom plate 4, annulus shape, and diameter is identical as bottom plate 4, the equidistant annular of several methanol injection-tubes 1 is fixed on bottom
Between plate 4 and outer ring support plate 5.
The inside of the methanol injection-tube 1 has micropore, for the release of methanol, as shown in Figure 5.
The through-hole two of annular, the position of the through-hole two and quantity and methanol are evenly arranged in the outer ring support plate 5
Injection-tube 1 is corresponding.
Described 1 one end of methanol injection-tube is fixedly connected with bottom plate 4, and is shut by bottom plate 4, the other end and outer ring support plate 5
Annular through-hole two it is fixed, keep being in communication with the outside.
The other end of the methanol injection-tube 1 is connect with methanol syringe pump, and methanol is pumped into methanol injection-tube 1 by pump machine,
And flowed into air stream by micropore, the moisture in air stream is absorbed, to reduce steam partial pressure.
The methanol absorption device includes several methanol absorption pipes 3 and inner ring support plate 6, and the inner ring support plate 6 is located at
The inside of outer ring support plate 5, several methanol absorption pipes 3 are fixed between bottom plate 4 and inner ring support plate 6.
Also the through-hole three of annular, the position of the through-hole three and quantity and first are evenly arranged in the inner ring support plate 6
Alcohol absorption tube 3 is corresponding.
Described 3 one end of methanol absorption pipe is fixedly connected with bottom plate 4, and is shut by bottom plate 4, the other end and inner ring support plate 6
Annular through-hole three it is fixed, keep being in communication with the outside.
The methanol absorption pipe 3 is surround by stainless (steel) wire and is formed.Hydrophilic coating is covered with outside the methanol absorption pipe 3.
The methanol absorption pipe 3, around forming, is placed at heat exchanger air outlet slit, in passing air by stainless (steel) wire
Methanol solution be recycled, surface can cover hydrophilic coating, to increase absorptivity, as shown in Figure 6.
The operating process of heat exchanger of the present invention with defroster are as follows:
The heat exchanger with defroster includes multiple intensive tube bundle heat exchanging parts 2 and defroster, Duo Gesuo
It states the series connection of intensive tube bundle heat exchanging part 2 and longitudinally through defroster, that is, mainly consists of three parts, both outer annular
Partial methanol injection device, the concatenated multiple intensive tube bundle heat exchanging parts 2 in middle part and inside methanol absorption device.Air flowing
Direction is that heat exchanger is discharged after being flowed into interior annular by outer toroid, successively passes through methanol injection device, intensive tube bundle heat exchanging part 2
With methanol absorption device.Methanol injection-tube 1 side in outside is shut by bottom plate 4, and the other side is connected to methanol syringe pump, the methanol being pumped into
Entered in heat exchanger by side micropore；The two-way perforation of middle side intensive tube bundle heat exchanging part 2, be passed through in pipe coolant liquid such as liquid helium to
Cooling air；Methanol absorption pipe 3 side in inside is shut by bottom plate 4, and the other side is connected to vacuum pump, to absorb in outlet air
Methanol solution.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
It describes in detail bright.It should be understood that the above is only a specific embodiment of the present invention, it is not intended to restrict the invention, also
It can be the reasonable combination for the feature that above-mentioned each embodiment is recorded, all timess within spirit of that invention and principle, done
What modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of heat exchanger with defroster, which is characterized in that including multiple intensive tube bundle heat exchanging parts (2) and defrosting dress
It sets, multiple intensive tube bundle heat exchanging parts (2) are connected and longitudinally through defroster, and the defroster includes methanol note
Injection device, methanol absorption device and bottom plate (4), the bottom plate (4) are with the plectane for being uniformly distributed circular through hole one, the first
Alcohol injection device is cylinder shape, and diameter is identical as bottom plate, and is fixedly connected with bottom plate (4), and the methanol absorption device is located at first
It inside alcohol injection device, and is fixedly connected with bottom plate (4), methanol injection device is located on the bottom plate (4) and methanol absorption fills
Part between setting is evenly distributed with through-hole one, and the longitudinally mounted methanol in annular of the intensive tube bundle heat exchanging part (2) is injected
Between device and methanol absorption device, and it is pierced by from the circular through hole one of bottom plate (4).
2. the heat exchanger according to claim 1 with defroster, which is characterized in that the methanol injection device includes
Several methanol injection-tubes (1) and outer ring support plate (5), the outer ring support plate (5) are located at the opposite side of bottom plate (4), annulus shape,
And diameter is identical as bottom plate (4), the equidistant annular of several methanol injection-tubes (1) is fixed on bottom plate (4) and outer ring support plate
(5) between.
3. the heat exchanger according to claim 2 with defroster, which is characterized in that the methanol injection-tube (1)
Inside has micropore, the release for methanol.
4. the heat exchanger according to claim 2 with defroster, which is characterized in that on the outer ring support plate (5)
It is evenly arranged with the through-hole two of annular, the position of the through-hole two is corresponding with methanol injection-tube (1) with quantity.
5. the heat exchanger according to claim 2 with defroster, which is characterized in that the methanol injection-tube (1) one
End is fixedly connected with bottom plate (4), and is shut by bottom plate (4), and the annular through-hole two of the other end and outer ring support plate (5) is fixed, is protected
It holds and is in communication with the outside.
6. the heat exchanger according to claim 1 with defroster, which is characterized in that the methanol absorption device includes
Several methanol absorption pipes (3) and inner ring support plate (6), the inner ring support plate (6) are located at the inside of outer ring support plate (5), if
The methanol absorption pipe (3) is done to be fixed between bottom plate (4) and inner ring support plate (6).
7. the heat exchanger according to claim 6 with defroster, which is characterized in that on the inner ring support plate (6)
Also it is evenly arranged with the through-hole three of annular, the position of the through-hole three is corresponding with methanol absorption pipe (3) with quantity.
8. the heat exchanger according to claim 6 with defroster, which is characterized in that the methanol absorption pipe (3) one
End is fixedly connected with bottom plate (4), and is shut by bottom plate (4), and the annular through-hole three of the other end and inner ring support plate (6) is fixed, is protected
It holds and is in communication with the outside.
9. the heat exchanger according to claim 6 with defroster, which is characterized in that the methanol absorption pipe (3) by
Stainless (steel) wire surround and forms.
10. the heat exchanger according to claim 6 with defroster, which is characterized in that the methanol absorption pipe (3) is outside
It is covered with hydrophilic coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591736.5A CN109780920B (en) | 2018-12-25 | 2018-12-25 | Heat exchanger with defroster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591736.5A CN109780920B (en) | 2018-12-25 | 2018-12-25 | Heat exchanger with defroster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109780920A true CN109780920A (en) | 2019-05-21 |
| CN109780920B CN109780920B (en) | 2021-07-02 |
Family
ID=66497639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811591736.5A Active CN109780920B (en) | 2018-12-25 | 2018-12-25 | Heat exchanger with defroster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109780920B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110030391A1 (en) * | 2009-08-06 | 2011-02-10 | Woodside Energy Limited | Mechanical Defrosting During Continuous Regasification of a Cryogenic Fluid Using Ambient Air |
| CN105637314A (en) * | 2013-10-11 | 2016-06-01 | 喷气发动机有限公司 | Heat exchanger |
| CN105860932A (en) * | 2016-06-06 | 2016-08-17 | 广东莱雅化工有限公司 | Ice-removing aerosol |
| CN106382834A (en) * | 2016-11-17 | 2017-02-08 | 天津市千罡燃气设备技术有限公司 | LNG room temperature gasifier |
| CN107218133A (en) * | 2017-05-25 | 2017-09-29 | 中国人民解放军装备学院 | A kind of precooling airbreathing motor high-efficiency compact precool heat exchanger device |
-
2018
- 2018-12-25 CN CN201811591736.5A patent/CN109780920B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110030391A1 (en) * | 2009-08-06 | 2011-02-10 | Woodside Energy Limited | Mechanical Defrosting During Continuous Regasification of a Cryogenic Fluid Using Ambient Air |
| CN105637314A (en) * | 2013-10-11 | 2016-06-01 | 喷气发动机有限公司 | Heat exchanger |
| CN105860932A (en) * | 2016-06-06 | 2016-08-17 | 广东莱雅化工有限公司 | Ice-removing aerosol |
| CN106382834A (en) * | 2016-11-17 | 2017-02-08 | 天津市千罡燃气设备技术有限公司 | LNG room temperature gasifier |
| CN107218133A (en) * | 2017-05-25 | 2017-09-29 | 中国人民解放军装备学院 | A kind of precooling airbreathing motor high-efficiency compact precool heat exchanger device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109780920B (en) | 2021-07-02 |
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