CN110057209A - A kind of shell and tube light pipe evaporator and its welding method - Google Patents
A kind of shell and tube light pipe evaporator and its welding method Download PDFInfo
- Publication number
- CN110057209A CN110057209A CN201910382739.6A CN201910382739A CN110057209A CN 110057209 A CN110057209 A CN 110057209A CN 201910382739 A CN201910382739 A CN 201910382739A CN 110057209 A CN110057209 A CN 110057209A
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- heat exchanger
- exchanger tube
- tube
- row
- heat
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- 238000003466 welding Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000009413 insulation Methods 0.000 claims description 14
- 230000008020 evaporation Effects 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- 239000003546 flue gas Substances 0.000 description 6
- 238000005336 cracking Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
- F28D1/0477—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/06—Fastening; Joining by welding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a kind of shell and tube light pipe evaporator and its welding method, which includes upper layer heat exchanger tube row and lower layer's heat exchanger tube row, and heat exchanger tube row in upper layer is parallel to each other and is staggered in arrangement with lower layer's heat exchanger tube row；Heat exchanger tube row in upper layer includes several the first heat exchanger tubes and the second heat exchanger tube being arranged parallel to each other, and the axis centre of the first heat exchanger tube and the axis centre of the second heat exchanger tube are on same straight line；Lower layer's heat exchanger tube row includes several third heat exchanger tubes being arranged parallel to each other, and is staggered in arrangement along its axis direction, and one end is flushed with the end of the first heat exchanger tube, and the other end is flushed with the end of the second heat exchanger tube.Evaporator and its welding method of the invention, using bridge piece by the first heat exchanger tube near the first heat exchanger tube and third heat exchanger tube that end is flush with it is attached, by the second heat exchanger tube near the second heat exchanger tube and when third heat exchanger tube that end is flush with it is attached, it can guarantee enough installation operating spaces, to improve the processing and manufacturing efficiency of evaporator.
Description
Technical field
The present invention relates to heat-exchanger rig field more particularly to a kind of shell and tube light pipe evaporator and its welding methods.
Background technique
Shell and tube light pipe evaporator is a kind of important heat-transfer equipment, is widely used in modern chemical industry, electric power, oil refining, system
The every field such as cold.Shell and tube light pipe evaporator is generally made of more stainless steel tubes, and at both ends, each own one passes in and out each other
The interface of mouth, remaining pipe fitting is all that pipe fitting is joined end to end two-by-two by soldering processes by the arc elbow at both ends, to go here and there
It is unified into unique access.Since the gap in shell and tube light pipe evaporator between heat exchanger tube and pipe is too small, arc elbow is caused to exist
It is inconvenient for operation when welding, reduce the manufacture processing efficiency of shell and tube light pipe evaporator, while also reduce arc elbow with
Quality of connection between heat exchange pipeline causes the risks such as pipe leakage, cracking to increase.
Summary of the invention
In order to overcome at least one defect described in the above-mentioned prior art, the present invention provides a kind of shell and tube light pipe evaporator
And its its welding method.
The present invention is that technical solution used by solving the problems, such as it is:
A kind of shell and tube light pipe evaporator, including heat-exchanging tube bundle and several bridge pieces, the heat-exchanging tube bundle are equipped with cold
Medium inlet and thermal medium outlet, in which:
The heat-exchanging tube bundle includes upper layer heat exchanger tube row and lower layer's heat exchanger tube row, and the upper layer heat exchanger tube row exchanges heat with lower layer
Pipe row is parallel to each other and is staggered in arrangement；
Upper layer heat exchanger tube row includes several the first heat exchanger tubes and the second heat exchanger tube being arranged parallel to each other, and described first
Heat exchanger tube is successively arranged alternately with the second heat exchanger tube, and the axis centre of the first heat exchanger tube and the axis centre of the second heat exchanger tube are equal
On same straight line；
Lower layer's heat exchanger tube row includes several third heat exchanger tubes being arranged parallel to each other, the pipeline of the third heat exchanger tube
Length is between the first heat exchanger tube and the second heat exchanger tube；The third heat exchanger tube is staggered in arrangement along its axis direction, one end
It is flushed with the end of the first heat exchanger tube, the other end is flushed with the end of the second heat exchanger tube；
Near the first heat exchanger tube in the first heat exchanger tube and lower layer's heat exchanger tube row in upper layer heat exchanger tube row, and end
It is connected with the third heat exchanger tube that the first tube end flushes by bridge piece；Second in the upper layer heat exchanger tube row changes
Near the second heat exchanger tube in heat pipe and lower layer's heat exchanger tube row, and the third heat exchanger tube that end is flushed with the second tube end leads to
It crosses bridge piece to be connected, to form unidirectional snakelike alternately transfer path.
Specifically, first heat exchanger tube, the second heat exchanger tube and third heat exchanger tube are stainless steel material, it can high temperature resistant height
Pressure.
A kind of shell and tube light pipe evaporator of the invention, heat exchanger tube row in upper layer is parallel to each other with lower layer's heat exchanger tube row and mistake
Column arrangement exchanges heat so that the high-temperature flue gas formed after being conducive to the flame combustion of base burning passes through upper layer heat exchanger tube row with lower layer
Pipe row is staggered in arrangement the passage gaps to be formed, and flue gas transversal flow bank of staggered pipes effectively increases smoke convection exothermic coefficient, increases
The heat transfer intensity for having added flue gas between the tube wall that exchanges heat, to improve heat convection efficiency.Due to the first heat exchanger tube and second
The length of heat exchanger tube is different, therefore when the axis centre of the first heat exchanger tube and the axis centre of the second heat exchanger tube are in same straight line
Under, the end of the end of the first heat exchanger tube and the second heat exchanger tube forms nature in the axial direction and is staggered in arrangement；The lower layer changes
The length of third heat exchanger tube is between the first heat exchanger tube and the second heat exchanger tube in heat pipe row, and along its axis direction stagger arrangement cloth
It sets, one end is flushed with the end of the first heat exchanger tube, and the other end is flushed with the end of the second heat exchanger tube, therefore utilizes bridge piece will
First heat exchanger tube or the second heat exchanger tube near and the third heat exchanger tube that is flush with it of end be attached when, can guarantee enough
Installation operating space, to improve the processing and manufacturing efficiency of shell and tube light pipe evaporator, while also improving bridge piece
Quality of connection between heat exchange pipeline, reduce pipe leakage, cracking the problems such as risk.
Further, the heat exchange tube diameter of the heat-exchanging tube bundle is all the same.
It further, further include thermal insulation board, the thermal insulation board is arranged at intervals on the both ends of the heat-exchanging tube bundle.
It can be to avoid the heat losses of heat-exchanging tube bundle, to improve heat exchange efficiency by setting thermal insulation board.
Further, further include supporting plate of evaporator, be evenly equipped on the supporting plate of evaporator and the heat exchanger tube beam tube
The through-hole that diameter matches, the heat-exchanging tube bundle run through the through-hole.
By the fixed heat-exchanging tube bundle of supporting plate of evaporator, it ensure that and be spaced uniformly between heat exchanger tube and pipe, prevent heat exchanger tube
Deformation generates stress when heated, destroys the structure of entire shell and tube light pipe evaporator.
Further, the supporting plate of evaporator is between the thermal insulation board, and along the axis side of the heat-exchanging tube bundle
It is multiple to being evenly arranged with.
Further, the supporting plate of evaporator is integrally formed.
Multiple equally distributed integrally formed supporting plate of evaporator are unlikely to deform when heated as a result, so as to more preferable
Protect heat exchanger tube in ground.
The present invention also provides a kind of welding methods of shell and tube light pipe evaporator, comprising the following steps:
A, upper layer heat exchanger tube row and the heat exchanger tube of lower layer's heat exchanger tube row are passed through into supporting plate of evaporator and thermal insulation board, and will be upper
The heat exchanger tube interval Heterogeneous Permutation of layer heat exchanger tube row and lower layer's heat exchanger tube row；
B, near the first heat exchanger tube in the first heat exchanger tube in upper layer heat exchanger tube row and lower layer's heat exchanger tube row, and end with
The third heat exchanger tube that first tube end flushes is welded and fixed by bridge piece；The second heat exchanger tube in upper layer heat exchanger tube row
With, near the second heat exchanger tube, and the third heat exchanger tube that end is flushed with the second tube end passes through company in lower layer's heat exchanger tube row
It connects elbow pipe welding to fix, to form horizontal oblique stacked unidirectional snakelike cycle heat exchange path.
Further, the welding sequence in the step B be first by evaporator upper layer heat exchanger tube row the second heat exchanger tube with
The third heat exchanger tube of lower layer's heat exchanger tube row is welded and fixed, and is alternately welded for left and right sides, and then evaporator upper layer exchanges heat
The third heat exchanger tube that the first heat exchanger tube and lower layer heat exchanger tube of pipe row arranges is welded and fixed, and replaces welding for left and right sides.
In conclusion a kind of shell and tube light pipe evaporator provided by the invention and its welding method are imitated with following technology
Fruit:
1) heat exchanger tube row in upper layer is parallel to each other and is staggered in arrangement with lower layer's heat exchanger tube row, is conducive to the flame combustion of base burning
The high-temperature flue gas formed after burning passes through upper layer heat exchanger tube row and is staggered in arrangement the passage gaps to be formed with lower layer's heat exchanger tube row, and flue gas is horizontal
To bank of staggered pipes is washed away, smoke convection exothermic coefficient is effectively increased, the heat transfer intensity for increasing flue gas between the tube wall that exchanges heat,
To improve the heat convection efficiency of evaporator.
2) the third heat exchanger tube in lower layer's heat exchanger tube row misplaces along the axis direction of its pipeline arranges, one end is changed with first
The end of heat pipe flushes, and the other end is flushed with the end of the second heat exchanger tube, thus utilize bridge piece by the first heat exchanger tube near
The third heat exchanger tube that nearly first heat exchanger tube and end are flush with it is attached, by the second heat exchanger tube and near the second heat exchanger tube
And the third heat exchanger tube that is flush with it of end can guarantee enough installation operating spaces, and then improve tubulation when being attached
The processing and manufacturing efficiency of formula light pipe evaporator, while the quality of connection between bridge piece and heat exchange pipeline is also improved, it reduces
The risk of the problems such as pipe leakage, cracking.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of shell and tube light pipe evaporator of the invention；
Fig. 2 is the right view that Fig. 1 shell and tube light pipe evaporator removes bridge piece；
Fig. 3 is the partial structure diagram of shell and tube light pipe evaporator of the invention.
Wherein, appended drawing reference meaning is as follows:
Heat-exchanging tube bundle 1, inlet tube 2, outlet 3, thermal insulation board 4, supporting plate of evaporator 5, upper layer heat exchanger tube row 11, first change
Heat pipe 111, the second heat exchanger tube 112, lower layer's heat exchanger tube arrange 12, third heat exchanger tube 121, bridge piece 13.
Specific embodiment
In order to better understand and implement, following will be combined with the drawings in the embodiments of the present invention, in the embodiment of the present invention
Technical solution be clearly and completely described.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that the limitation present invention.
Refering to fig. 1-3, the invention discloses a kind of shell and tube light pipe evaporator, which may be used on heat-exchange apparatus
On, such as: gas steam engine, steam generator, water heater etc..Wherein, the shell and tube light pipe evaporator can be fixed on burning
In room.
The shell and tube light pipe evaporator includes heat-exchanging tube bundle 1, the inlet tube 2 that 1 left end of heat-exchanging tube bundle is arranged in and sets
The outlet 3 in 1 right end of heat-exchanging tube bundle is set, which is connected with heat-exchanging tube bundle 1 respectively with outlet 3.Obviously,
In other embodiments, the position of the inlet tube 2 and outlet 3 also can be interchanged, and can also be located at the same of the heat-exchanging tube bundle 1
Side, herein with no restrictions.The heat-exchanging tube bundle 1 includes upper layer heat exchanger tube row 11, lower layer's heat exchanger tube row 12 and several connecting bendings
Pipe 13, wherein upper layer heat exchanger tube row 11 is parallel to each other and is staggered in arrangement with lower layer's heat exchanger tube row 12.It is staggered in arrangement by setting
Heat exchanger tube row, so that there are gaps between row and row for heat exchanger tube, is more advantageous to the transmitting of heat, adds heat exchanger tube between row and row
Heat is more evenly.
Referring again to Fig. 1-3, upper layer heat exchanger tube row 11 includes that several the first heat exchanger tubes 111 and second being arranged parallel to each other change
Heat pipe 112, first heat exchanger tube 111 are successively arranged alternately with the second heat exchanger tube 112, and in the axis of the first heat exchanger tube 111
The axis centre of the heart and the second heat exchanger tube 112 is on same straight line, in the present embodiment, the length of the second heat exchanger tube 112
Greater than the first heat exchanger tube 111.Therefore when the axis centre of the first heat exchanger tube 111 and the axis centre of the second heat exchanger tube 112 are same
In the case where straight line, the end of the end of the first heat exchanger tube 111 and the second heat exchanger tube 112 natural shape in the axial direction
At being staggered in arrangement.Lower layer's heat exchanger tube row 12 includes several third heat exchanger tubes 121 being arranged parallel to each other, in the present embodiment,
The length of the third heat exchanger tube 121 is between the first heat exchanger tube 111 and the second heat exchanger tube 112, and along its axis direction stagger arrangement
Arrangement, one end are flushed with the end of the first heat exchanger tube 111, and the other end is flushed with the end of the second heat exchanger tube 112.Upper layer is changed
The first heat exchanger tube 111 in heat pipe row 11 is arranged in 12 with lower layer's heat exchanger tube near the first heat exchanger tube 111, and end is changed with first
The third heat exchanger tube 121 that 111 end of heat pipe flushes is connected by bridge piece 13, and upper layer heat exchanger tube is arranged to the second heat exchange in 11
Near the second heat exchanger tube 112 in pipe 112 and lower layer's heat exchanger tube row 12, and end flushed with 112 end of the second heat exchanger tube the
Three heat exchanger tubes 121 are attached by bridge piece 13, to form horizontal oblique stacked unidirectional snakelike alternately transfer path.
In the present embodiment, it is all made of between bridge piece 13 and the first heat exchanger tube 111, the second heat exchanger tube 112 and third heat exchanger tube 121
Welding manner is attached.
Since the third heat exchanger tube 121 in lower layer's heat exchanger tube row 12 is staggered in arrangement along its conduit axis direction, while one
End is flushed with the end of the first heat exchanger tube 111, and the other end is flushed with the end of the second heat exchanger tube 112, therefore utilizes bridge piece 13
By the first heat exchanger tube 111 or the second heat exchanger tube 112 near and the third heat exchanger tube 121 that is flush with it of end connect when, energy
Guarantee enough welding operating spaces, and then improve the manufacture processing efficiency of shell and tube light pipe evaporator, also improves simultaneously
Quality of connection between bridge piece 13 and heat exchange pipeline avoids the appearance of the safety problems such as pipe leakage, cracking.
Referring again to Fig. 1, two pieces of thermal insulation boards 4 are additionally provided on the shell and tube light pipe evaporator, 4 compartment of thermal insulation board setting exists
The both ends of the heat-exchanging tube bundle 1, can be to avoid the heat losses of heat-exchanging tube bundle 1, to improve heat exchange effect by setting thermal insulation board 4
Rate.In addition, being additionally provided with integrally formed supporting plate of evaporator 5 on the evaporator, which is set to two pieces of thermal insulation boards
Between 4, and it is uniformly distributed along the conduit axis direction of heat-exchanging tube bundle 1.In the present embodiment, the number of the supporting plate of evaporator 5
Amount is 3.In addition, the through-hole to match with the caliber of the heat-exchanging tube bundle 1 is also evenly distributed on the supporting plate of evaporator 5,
The both ends of heat-exchanging tube bundle 1 extend through the through-hole.Pass through setting supporting plate of evaporator 5 as a result, it is ensured that heat exchanger tube and pipe
Between be spaced uniformly, prevent heat exchanger tube when heated deformation generate stress, destroy entire evaporation structure.
In addition, the present invention also provides the welding methods of the shell and tube light pipe evaporator, comprising the following steps:
A, upper layer heat exchanger tube row and the heat exchanger tube of lower layer's heat exchanger tube row are passed through into supporting plate of evaporator and thermal insulation board, and will be upper
The heat exchanger tube interval Heterogeneous Permutation of layer heat exchanger tube row and lower layer's heat exchanger tube row；
B, near the first heat exchanger tube in the first heat exchanger tube in upper layer heat exchanger tube row and lower layer's heat exchanger tube row, and end with
The third heat exchanger tube that first tube end flushes is welded and fixed by bridge piece；The second heat exchanger tube in upper layer heat exchanger tube row
With, near the second heat exchanger tube, and the third heat exchanger tube that end is flushed with the second tube end passes through company in lower layer's heat exchanger tube row
It connects elbow pipe welding to fix, to form horizontal oblique stacked unidirectional snakelike cycle heat exchange path.
In addition, the welding sequence in step B is first to change the second heat exchanger tube that evaporator upper layer heat exchanger tube is arranged with lower layer
The third heat exchanger tube of heat pipe row is welded and fixed, and is alternately welded for left and right sides, then by evaporator upper layer heat exchanger tube row's
First heat exchanger tube is welded and fixed with the third heat exchanger tube that lower layer heat exchanger tube is arranged, and is alternately welded for left and right sides.
The technical means disclosed in the embodiments of the present invention is not limited only to technological means disclosed in above embodiment, further includes
Technical solution consisting of any combination of the above technical features.It should be pointed out that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (8)
1. a kind of shell and tube light pipe evaporator, which is characterized in that described including heat-exchanging tube bundle (1) and several bridge pieces (13)
Heat-exchanging tube bundle (1) is equipped with cold medium entrance and thermal medium outlet, in which:
The heat-exchanging tube bundle (1) includes upper layer heat exchanger tube row (11) and lower layer's heat exchanger tube row (12), the upper layer heat exchanger tube row
(11) it is parallel to each other and is staggered in arrangement with lower layer's heat exchanger tube row (12)；
The upper layer heat exchanger tube row (11) includes several the first heat exchanger tube (111) and the second heat exchanger tube being arranged parallel to each other
(112), first heat exchanger tube (111) is successively arranged alternately with the second heat exchanger tube (112), and the axis of the first heat exchanger tube (111)
The axis centre of line center and the second heat exchanger tube (112) is on same straight line；
Lower layer's heat exchanger tube row (12) includes several third heat exchanger tubes (121) being arranged parallel to each other, the third heat exchanger tube
(121) duct length is between the first heat exchanger tube (111) and the second heat exchanger tube (112)；Third heat exchanger tube (121) edge
Its axis direction is staggered in arrangement, and one end is flushed with the end of the first heat exchanger tube (111), the other end and the second heat exchanger tube (112)
End flush；
Near the first heat exchange in the first heat exchanger tube (111) and lower layer's heat exchanger tube row (12) in the upper layer heat exchanger tube row (11)
It manages (111), and end is connected with the third heat exchanger tube (121) that the first heat exchanger tube (111) end flushes by bridge piece (13)
It connects；Near the second heat exchange in the second heat exchanger tube (112) and lower layer's heat exchanger tube row (12) in the upper layer heat exchanger tube row (11)
It manages (112), and end is connected with the third heat exchanger tube (121) that the second heat exchanger tube (112) end flushes by bridge piece (13)
It connects, to form unidirectional snakelike alternately transfer path.
2. shell and tube light pipe evaporator according to claim 1, which is characterized in that the heat exchanger tube of the heat-exchanging tube bundle (1)
Caliber is all the same.
3. shell and tube light pipe evaporator according to claim 2, which is characterized in that it further include thermal insulation board (4), it is described heat-insulated
Plate (4) is arranged at intervals on the both ends of the heat-exchanging tube bundle (1).
4. shell and tube light pipe evaporator according to claim 3, it is characterised in that: further include supporting plate of evaporator (5), institute
The through-hole for being evenly equipped on supporting plate of evaporator (5) and matching with the heat-exchanging tube bundle (1) caliber is stated, the heat-exchanging tube bundle (1) is passed through
Wear the through-hole.
5. shell and tube light pipe evaporator according to claim 4, it is characterised in that: the supporting plate of evaporator (5) is located at
Between the thermal insulation board (4), and it is evenly arranged with along the axis direction of the heat-exchanging tube bundle (1) multiple.
6. shell and tube light pipe evaporator according to claim 5, it is characterised in that: supporting plate of evaporator (5) one
Molding.
7. a kind of welding method of shell and tube light pipe evaporator as claimed in claim 6, which is characterized in that including following step
It is rapid:
A, the heat exchanger tube of upper layer heat exchanger tube row (11) and lower layer's heat exchanger tube row (12) are passed through into supporting plate of evaporator (5) and thermal insulation board
(4), the heat exchanger tube interval Heterogeneous Permutation of (12) and by upper layer heat exchanger tube row (11) and lower layer's heat exchanger tube is arranged；
B, the first heat exchanger tube (111) in upper layer heat exchanger tube row (11) and lower layer's heat exchanger tube are arranged in (12) near the first heat exchanger tube
(111), and the third heat exchanger tube (121) that flushes with the first heat exchanger tube (111) end of end is solid by bridge piece (13) welding
It is fixed；Upper layer heat exchanger tube is arranged in the second heat exchanger tube (112) and lower layer's heat exchanger tube row (12) in (11) near the second heat exchanger tube
(112), and the third heat exchanger tube (121) that flushes with the second heat exchanger tube (112) end of end is solid by bridge piece (13) welding
It is fixed, to form horizontal oblique stacked unidirectional snakelike cycle heat exchange path.
8. welding method according to claim 7, which is characterized in that the welding sequence in the step B is first will evaporation
The second heat exchanger tube (112) of device upper layer heat exchanger tube row (11) and the third heat exchanger tube (121) of lower layer's heat exchanger tube row (12) are welded
Fixation is connect, and is alternately welded for left and right sides, then by the first heat exchanger tube (111) of evaporator upper layer heat exchanger tube row (11) and lower layer
The third heat exchanger tube (121) of heat exchanger tube row (12) is welded and fixed, and is alternately welded for left and right sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910382739.6A CN110057209B (en) | 2019-05-09 | 2019-05-09 | Tube type light pipe evaporator and welding method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910382739.6A CN110057209B (en) | 2019-05-09 | 2019-05-09 | Tube type light pipe evaporator and welding method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110057209A true CN110057209A (en) | 2019-07-26 |
| CN110057209B CN110057209B (en) | 2024-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910382739.6A Active CN110057209B (en) | 2019-05-09 | 2019-05-09 | Tube type light pipe evaporator and welding method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110537731A (en) * | 2019-08-06 | 2019-12-06 | 广东大源小能节能科技有限公司 | Humidity control system for redrying tobacco leaves |
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| CN204359159U (en) * | 2014-12-03 | 2015-05-27 | 北京交通大学 | A kind of horizontal condensing heat exchanger |
| CN210036337U (en) * | 2019-05-09 | 2020-02-07 | 广东念智节能科技有限公司 | Tube array type optical tube evaporator |
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2019
- 2019-05-09 CN CN201910382739.6A patent/CN110057209B/en active Active
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|---|---|---|---|---|
| GB591602A (en) * | 1945-03-29 | 1947-08-22 | Babcock & Wilcox Ltd | Improvements in or relating to heat exchangers |
| US4625378A (en) * | 1983-05-09 | 1986-12-02 | Matsushita Refrigeration Company | Method of manufacturing fin-tube heat exchangers |
| CN101776414A (en) * | 2010-02-01 | 2010-07-14 | 上海醇华电子有限公司 | Turning connection method for sleeve pipe ports of sleeve pipe type heat exchanger |
| CN204359159U (en) * | 2014-12-03 | 2015-05-27 | 北京交通大学 | A kind of horizontal condensing heat exchanger |
| CN210036337U (en) * | 2019-05-09 | 2020-02-07 | 广东念智节能科技有限公司 | Tube array type optical tube evaporator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110537731A (en) * | 2019-08-06 | 2019-12-06 | 广东大源小能节能科技有限公司 | Humidity control system for redrying tobacco leaves |
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