CN207146923U - A kind of heat exchanging piece - Google Patents
A kind of heat exchanging piece Download PDFInfo
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- CN207146923U CN207146923U CN201720896303.5U CN201720896303U CN207146923U CN 207146923 U CN207146923 U CN 207146923U CN 201720896303 U CN201720896303 U CN 201720896303U CN 207146923 U CN207146923 U CN 207146923U
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- water channel
- heat exchange
- exchange water
- heat
- main body
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- 102000010637 Aquaporins Human genes 0.000 claims abstract description 198
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000011229 interlayer Substances 0.000 claims abstract description 47
- 108010063290 Aquaporins Proteins 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 7
- 239000010410 layer Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 18
- 239000003546 flue gas Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 5
- 108091006146 Channels Proteins 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000009991 scouring Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a kind of heat exchanging piece, including main body, the top of the main body is provided with delivery port, the bottom of the main body is provided with water inlet, the inner chamber of the main body is provided with multiple water channel interlayers, to form heat exchange water channel, the both ends of the heat exchange water channel connect with the delivery port, the water inlet respectively for multiple water channel interlayer settings straggly；Wherein, one opposing sidewalls of the main body are narrow side wall, another opposing sidewalls of the main body are broad side walls, the water channel interlayer includes multiple first water channel interlayers and the second water channel interlayer, the second water channel interlayer is set between the first water channel interlayer of the main body bottom and the bottom interior wall of the main body, the second water channel interlayer is set with the water inlet face, enters aquaporin so as to form the bilayer of the heat exchange water channel or multilayer.Using technical solutions of the utility model, by increasing capacitance it is possible to increase heat exchange area, effectively improve the heat exchange efficiency of heat exchanging piece.
Description
Technical field
Technical field of heat exchange is the utility model is related to, especially a kind of heat exchanging piece.
Background technology
In the prior art, premix hot-water boiler uses cylindrical combustion device and cast aluminium heat exchanger to be used cooperatively to obtain heat entirely
Water.Heat exchanger is assembled by multiple heat exchanger fins, and heat exchanger fin is absorbed by the water of flowing and takes away heat, and in heat exchanger fin
Water from bottom to top bends flowing along waterway channel, and corresponding hydraulic pressure from bottom to top gradually reduces, for the water on increase heat exchanger fin top
Pressure and flow velocity, in heat exchanger fin design, the cross-sectional area of waterway channel from bottom to up is gradually to successively decrease, therefore, the water of bottommost
The cross-sectional areas of paths is maximum, the volume of water be also it is maximum, still because the volume of water is bigger in waterway channel, current with
The inwall contact area of the waterway channel of bottommost is smaller, and the heat of the water absorption inwall of unit volume is very limited, heat exchanger fin
The heat exchange efficiency of bottommost is not high, and the heat exchange property of heat exchanger fin has much room for improvement.
Utility model content
The technical problem that the utility model solves is to provide for a kind of heat exchanging piece, by increasing capacitance it is possible to increase heat exchange area, effectively
Improve the heat exchange efficiency of heat exchanging piece.
Above-mentioned technical problem is solved by the following technical programs：
A kind of heat exchanging piece, including main body, the top of the main body are provided with delivery port, and the bottom of the main body is provided with into water
Mouthful, the inner chamber of the main body is provided with multiple water channel interlayers, and multiple water channel interlayer settings straggly are described to form heat exchange water channel
The both ends of heat exchange water channel connect with the delivery port, the water inlet respectively；Wherein, an opposing sidewalls of the main body are narrow side
Wall, another opposing sidewalls of the main body are broad side walls, and the water channel interlayer includes multiple first water channel interlayers and the second water channel
Interlayer, described second is set between the first water channel interlayer of the main body bottom and the bottom interior wall of the main body
Water channel interlayer, the second water channel interlayer are set with the water inlet face, so as to form the double-deck or more of the heat exchange water channel
Layer enters aquaporin.
Heat exchanging piece described in the utility model, beneficial effect caused by compared with background technology：
Double-deck or multilayer is formed by the second water channel interlayer and enters aquaporin, is entered so as to increase from the water inlet
The heat exchange area of the water to be exchanged heat described in the bottom in water channel, be advantageous to the water to be exchanged heat described in the bottom of the heat exchanging piece in water channel
The heat of the high-temperature flue gas from top to bottom flowed can be absorbed to amplitude peak, improves heat utilization ratio, while be advantageous to reduce
The sectional area of heat exchange water channel described in institute's bottom, so as to increase water entry pressure and reduce pump power, and then be advantageous to improve institute
The heat exchange efficiency of heat exchanging piece is stated, and then is advantageous to improve the heat exchange efficiency of the heat exchanging piece, it is cost-effective.
In one of the embodiments, the top of the main body is provided with the radial chamber being used for through burner, the heat exchange
Water channel includes the first heat exchange water channel and the second heat exchange water channel for connecting the delivery port and the water inlet, wherein described second changes
Hot water channels are set entirely around the radial chamber, can efficiently solve the radial chamber upper part heat can not by current absorb and
Take away and cause hot-spot problem, and then effectively improve heat utilization ratio, so that the heat on the radial chamber is by institute
The water stated in the second heat exchange water channel quickly absorbs and taken away, and then effectively eliminates the overheated zone of the heat exchanging piece, extends
The service life of the heat exchanging piece.
In one of the embodiments, one end composition that the second heat exchange water channel connects with the described first heat exchange water channel
Two heat exchange water channel entrances, the other end of the second heat exchange water channel connect with the delivery port；The second heat exchange water channel includes
Connect the second left heat exchange water channel, the second right heat exchange water channel of the second heat exchange water channel entrance and the delivery port；By institute
State the second heat exchange water channel entrance entrance separating liquid by described second it is left heat exchange water channel, second it is right heat exchange water channel to surround
Radial chamber flowing is stated, and is finally converged in the delivery port to flow out, the moisture road flowing in the second heat exchange water channel, so as to
Be advantageous to the heat that water absorbs and taken away overheated zone, and then reduce the temperature of overheated zone, extend the service life of the heat exchanging piece.
In one of the embodiments, the first heat exchange water channel presents the roundabout setting of lower leaf, and each layer of both ends are set
There is the plug of the fabrication hole connected with the described first heat exchange water channel and the closing fabrication hole, due to the described first heat exchange water channel
Upper lower leaf can increase heat exchange area and flowing time of the water in the heat exchanging piece, so as to beneficial to water by the heat exchanging piece with
High-temperature flue gas carries out heat exchange, and then increases substantially heat exchange efficiency；Fabrication hole is used for the heat exchanging piece after sand type casting moulding
Dredging, and facilitate the removal of impurities and cleaning of the heat exchanging piece, and then improve the safe handling of heat exchange efficiency and the heat exchanging piece.
In one of the embodiments, the described second left heat exchange water channel is identical with the water resistance of the described second right heat exchange water channel,
The section of the second right heat exchange water channel middle and lower reaches is less than the sectional area of upstream for the sectional area of flat structure and middle and lower reaches, described
Sectional area at second right heat exchange water channel narrow most position is more than the maximum secting area of the described second left heat exchange water channel.Second left heat exchange
Water channel with second it is right heat exchange water channel water resistance it is identical help to ensure that both water-carrying capacity it is identical, uniformly to take away the radial chamber
Heat, the section of the second right heat exchange water channel middle and lower reaches helps to reduce the height of the heat exchanging piece for flat structure, made described
Heat exchanging piece more compact structure.
In one of the embodiments, the narrow side wall of each water channel interlayer and the main body, which connects and composes, is distributed in together
The upper heat exchange water channel corner regions of both sides and lower heat exchange water channel corner regions, the part water channel interlayer are set the one water channel interlayer up and down
There are the pod apertures for connecting the upper heat exchange water channel corner regions and lower heat exchange water channel corner regions；The part lower heat exchange water channel is flowed through to turn
The liquid of angular region enters the corresponding upper heat exchange water channel corner regions by the pod apertures, is changed with absorbing and taking away on described
The waste heat of hot water channels corner regions simultaneously improves heat exchange efficiency, so as to effectively prevent the current of the upper heat exchange water channel corner regions
Speed is relatively low, it is excessive to absorb heat and causes hot-spot phenomenon, and then prevents unnecessary high-temperature oxydation from reacting and deforming,
So that the temperature of the upper heat exchange water channel corner regions reduces, the uniformity of the unit calorific intensity of the heat exchanging piece is further enhanced
With improve heat exchange efficiency, while increase the service life of the heat exchanging piece.
In one of the embodiments, the main body includes heat exchange post, and multiple heat exchange pin deck battle arrays are distributed in the master
The outer surface of the broad side walls of body and smoke contacts, so as to increase the contact area of high-temperature flue gas and the heat exchange post, to increase height
Heat exchange amount of the warm flue gas with the heat exchange post within the unit interval, and then improve heat exchange efficiency.
In one of the embodiments, the heat exchange post includes more platoon leaders heat exchange post and multiple rows of short heat exchange post, each row institute
State outer surface of the short heat exchange post along the main body wall described in long heat exchange post and each row equidistantly and be arranged alternately, so as to increase height
The residence time and heat exchange area of warm flue gas, and then improve heat exchange efficiency.
In one of the embodiments, turbulent part is provided with the heat exchange water channel, the turbulent part is V-shaped, to strengthen water
The scouring effect to the heat exchange water channel inwall is flowed, is advantageous to enhanced heat exchange effect；Meanwhile, it is capable to it is effectively reduced turbulent convection current
Heat transfer resistance.
In one of the embodiments, the heat exchanging piece is aluminum casting.The heat exchange end plate by aluminum casting,
With high temperature resistant and erosion-resisting advantage.
Brief description of the drawings
Fig. 1 is a kind of profile one for heat exchanging piece that the utility model embodiment provides；
Fig. 2 is Fig. 1 partial enlarged drawing；
Fig. 3 is a kind of profile two for heat exchanging piece that the utility model embodiment provides；
Fig. 4 is a kind of profile three for heat exchanging piece that the utility model embodiment provides；
Fig. 5 is the partial enlarged drawing at Fig. 4 A；
Fig. 6 is the partial enlarged drawing at Fig. 4 B；
Fig. 7 is a kind of structural representation for heat exchanging piece that the utility model embodiment provides；
Fig. 8 is a kind of left view for heat exchanging piece that the utility model embodiment provides；
Fig. 9 is a kind of partial structural diagram being applied in combination for heat exchanging piece that the utility model embodiment provides；
Wherein, 1, main body；11st, the first heat exchange water channel；12nd, the second heat exchange water channel；13rd, delivery port；14th, water inlet；15th, spoke
Penetrate chamber；16th, exchange heat post；17th, water channel interlayer；18th, pod apertures；111st, fabrication hole；112nd, plug；113rd, turbulent part；121st, second
Exchange heat water channel entrance；122nd, the second left heat exchange water channel；123 second right heat exchange water channels；161st, long heat exchange post；162nd, short heat exchange post；
171st, the first water channel interlayer；172nd, the second water channel interlayer；181st, upper heat exchange water channel corner regions；182nd, lower heat exchange water channel corner regions.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
In description of the present utility model, unless otherwise defined, all of technologies and scientific terms used here by the article with
It is identical to belong to the implication that those skilled in the art of the present utility model are generally understood that.Herein in explanation of the present utility model
Term used in book is intended merely to describe the purpose of specific embodiment, it is not intended that in limitation the utility model.Herein
Used term "and/or" includes the arbitrary and all combination of one or more related Listed Items.In addition, term
The orientation or position relationship of the instruction such as "left", "right", " on ", " under ", " interior " be based on orientation shown in the drawings or position relationship,
It is for only for ease of description the utility model and simplifies and describe, rather than indicates or imply that signified device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term
" installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can
To be the connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the utility model.In addition, skill involved in the utility model different embodiments disclosed below
As long as art feature does not form conflict each other, can be combined with each other.
Referring to Fig. 1~2, a kind of heat exchanging piece of the present embodiment, including main body 1, the top of the main body 1 are provided with delivery port
13, the bottom of the main body 1 is provided with water inlet 14, and the inner chamber of the main body 1 is provided with multiple water channel interlayers 17, multiple water channels
The setting straggly of interlayer 17 to form heat exchange water channel, the both ends of the heat exchange water channel respectively with the delivery port 13, the water inlet
14 connections；Wherein, an opposing sidewalls of the main body 1 are narrow side wall, and another opposing sidewalls of the main body 1 are broad side walls；Institute
Stating water channel interlayer 17 includes multiple first water channel interlayers 171 and the second water channel interlayer 172, positioned at the institute of the bottom of main body 1
State and the second water channel interlayer 172, second water are set between the first water channel interlayer 171 and the bottom interior wall of the main body 1
Road interlayer 172 is set with the face of water inlet 14, enters aquaporin so as to form the bilayer of the heat exchange water channel or multilayer.
In the utility model embodiment, double-deck or multilayer is formed by the second water channel interlayer 172 and enters aquaporin, from
And increase the heat exchange area that the water to be exchanged heat described in the bottom in water channel is entered from the water inlet 14, be advantageous to the heat exchanging piece
The bottom described in the water that exchanges heat in water channel can absorb to amplitude peak the heat of the high-temperature flue gas from top to bottom flowed, improve
Heat utilization ratio, multiple second water channel interlayers 172 can also be increased and enter aquaporin to form multilayer, while be advantageous to reduce
The sectional area of heat exchange water channel described in institute's bottom, so as to increase water entry pressure and reduce pump power, and then be advantageous to improve institute
The heat exchange efficiency of heat exchanging piece is stated, and then is advantageous to improve the heat exchange efficiency of the heat exchanging piece, it is cost-effective.
Referring to Fig. 3, in one of the embodiments, the top of the main body 1 is provided with the radial chamber being used for through burner
15, the heat exchange water channel includes the first heat exchange heat-exchanging water of water channel 11 and second for connecting the delivery port 13 and the water inlet 14
Road 12, wherein the second heat exchange water channel 12 is set entirely around the radial chamber 15, the radial chamber 15 can be efficiently solved
Upper part heat, which can not be absorbed and be taken away by current, causes hot-spot problem, and then effectively improves heat utilization ratio, so as to
So that the heat on the radial chamber 15 is quickly absorbed and taken away by the water in the described second heat exchange water channel 12, and then effectively disappear
Except the overheated zone of the heat exchanging piece, the service life of the heat exchanging piece is extended.
Referring to Fig. 3, specifically, in one of the embodiments, the second heat exchange water channel 12 and first heat-exchanging water
One end that road 11 connects forms the second heat exchange water channel entrance 121, the other end and the delivery port of the second heat exchange water channel 12
13 connections；The second heat exchange water channel 12 includes connecting the of the second heat exchange water channel entrance 121 and the delivery port 13
Two left heat exchange water channels 122, the second right heat exchange water channel 123；The separating liquid entered by the described second heat exchange water channel entrance 121 leads to
The described second left heat exchange water channel 122, the second right heat exchange water channel 123 are crossed to be flowed around the radial chamber 15, and finally described
Delivery port 13 is converged to flow out, due to the junction between the radial chamber 15 and the main body 1 close to the delivery port 13, water
Stream, which can not turn on, causes hot-spot phenomenon, so that the water close to the delivery port 13 quickly can not absorb and take away at this
Heat, it is arranged on by the pod apertures 18 between the delivery port and the second heat exchange water channel entrance 121 so that described the
Two heat exchange water channel entrances 121 form the described second left heat exchange water channel 122 with the delivery port 13 conducting, so as to increase heat-transfer surface
Product, the described second moisture road to exchange heat in water channel flow, and so as to be advantageous to the heat that water absorbs and taken away overheated zone, and then reduce
The temperature of overheated zone, extend the service life of the heat exchanging piece.
Referring to Fig. 3, in one of the embodiments, the second left heat-exchanging water 122 and the described second right heat exchange water channel 123
Water resistance it is identical, the sections of the second right heat exchange middle and lower reaches of water channel 123 is less than upper for the sectional area of flat structure and middle and lower reaches
The sectional area of trip, the sectional area at second right heat exchange water channel 123 narrow most position are more than the described second left heat exchange water channel 122
Maximum secting area.Second left heat exchange water channel 122 current for helping to ensure that both identical with the water resistance of the second right heat exchange water channel 123
Measure identical, uniformly to take away the heat of the radial chamber 15, the section of the second right heat exchange middle and lower reaches of water channel 123 has for flat structure
Help reduce the height of the heat exchanging piece, make the heat exchanging piece more compact structure.
Referring to Fig. 3, in one of the embodiments, the first heat exchange water channel 11 presents the roundabout setting of lower leaf, each
The both ends of layer are provided with the plug of the fabrication hole 111 connected with the described first heat exchange water channel 11 and the closing fabrication hole 111, by
Heat exchange area and flowing time of the water in the heat exchanging piece can be increased in lower leaf on the described first heat exchange water channel 11, so as to profit
Heat exchange is carried out by the heat exchanging piece and high-temperature flue gas in water, and then increases substantially heat exchange efficiency；Fabrication hole is used for described
Dredging of the heat exchanging piece after sand type casting moulding, and facilitate the removal of impurities and cleaning of the heat exchanging piece, and then improve heat exchange efficiency and institute
State the safe handling of heat exchanging piece.
Referring to Fig. 7~8, in one of the embodiments, the 15 cylindrical structure of radial chamber, because burner is in circle
Tubular so that cylindrical combustion device is easy to penetrate the radial chamber 15, and then be advantageous to the radial chamber 15 be heated evenly and
Absorb heat.
Referring to Fig. 4~6, in one of the embodiments, each water channel interlayer 17 and the narrow side wall of the main body 1 connect
Connect composition and be distributed in the same water channel the interlayer upper heat exchange water channel corner regions 181 of both sides and lower water channel corner regions of exchanging heat about 17
182, the part water channel interlayer 17 is communicated with the upper heat exchange water channel corner regions 181 and lower heat exchange water channel corner regions 182
Pod apertures 18；The liquid for flowing through the part lower heat exchange water channel corner regions 182 enters corresponding institute by the pod apertures 18
Heat exchange water channel corner regions 181 are stated, when the water velocity of the part upper heat exchange water channel corner regions 181 is relatively low, heat exchange rate is slow
When causing hot-spot phenomenon, pass through upper heat exchange water channel corner regions 181 and corresponding institute described in the connected component of pod apertures 18
State lower heat exchange water channel corner regions 182 so that the water of the lower heat exchange water channel corner regions 182 can be entered by the pod apertures 18
Into the upper heat exchange water channel corner regions 181, to absorb and take away the waste heat of the upper heat exchange water channel corner regions 181 and carry
High heat exchange efficiency, so as to effectively prevent that the water velocity of the upper heat exchange water channel corner regions 181 is relatively low, it is excessive to absorb heat
And cause hot-spot phenomenon, and then prevent unnecessary high-temperature oxydation from reacting and deforming, so that the upper heat exchange water channel turns
The temperature at angle reduces, and further enhances the uniformity of the unit calorific intensity of the heat exchanging piece and improves heat exchange efficiency, increases simultaneously
The service life of the heat exchanging piece.
It should be noted that in the utility model embodiment, because current flow from lower to upper, the upper heat exchange water channel
Corner regions 181 easily turn into overheated zone, and the pore size of the pod apertures 18 is depended on where the upper heat exchange water channel corner regions 181
The heat exchange water channel in flow and flow in the heat exchange water channel where the lower heat exchange water channel corner regions 182 and
The heat exchange area of water in the upper heat exchange water channel corner regions 181 is, it is necessary to demand and current when being run according to the heat exchanging piece
Speed, to calculate the aperture of pod apertures 18, it will not be repeated here.
Referring to Fig. 7~9, in one of the embodiments, the main body 1 includes heat exchange post 16, multiple heat exchange posts 16
Dot matrix is distributed in the main body 1 and the outer surface of the broad side walls of smoke contacts, so as to increase high-temperature flue gas and the heat exchange post 16
Contact area, to increase high-temperature flue gas and the heat exchange amount of the heat exchange post 16 within the unit interval, and then improve heat exchange efficiency.
Referring to Fig. 9, in the present embodiment, when two pieces of heat exchanging pieces are fitted together in use, two pieces of heat exchanging pieces
Between form exhaust gases passes, burner is located at the top of the heat exchanging piece, and high-temperature flue gas caused by burner is under upper along cigarette
Gas passage flows, and the bottom outflow of exhaust gases passes, therefore, the heat exchanging piece top close to burner is high-temperature region, described to change
The bottom of warmware is low-temperature space, is not provided with as much as possible with the heat exchange post for accelerating heat exchange effect on the high-temperature region
16；Or, the length of the heat exchange post 16 of high-temperature region is incremented by perpendicular to water inlet direction, the institute of the high-temperature region of two pieces of heat exchanging pieces
It is V-shaped to state heat exchange post 16 vertical inlet direction, so that high-temperature flue gas enters exhaust gases passes, and then advantageously reduces the heat exchange
The current on part top carry out the heat of heat exchange with high-temperature flue gas within the unit interval, and then further prevent the heat exchanging piece from existing
High-temperature region absorbs excessive heat and causes thermal stress to be concentrated, to increase the service life of the heat exchanging piece.
Referring to Fig. 7~9, in one of the embodiments, the heat exchange post 16 includes more platoon leaders and exchanged heat post 161 and multiple rows of short
Exchange heat post 162, long outer surface of the short heat exchange post 162 along the side wall of main body 1 described in post 161 and each row that exchange heat described in each row
It is equidistant and be arranged alternately, so that high-temperature flue gas is in " bow " type in the outer surface longitudinal flow of the broad side walls of the main body 1, Jin Erzeng
The residence time of flue gas is increased temperature, improves heat exchange efficiency.When multiple heat exchanging pieces are assembled into heat exchanger, the heat exchanging piece
Multiple rows of long heat exchange post 161, multiple rows of short heat exchange multiple rows of short heat exchange with the adjacent heat exchanging piece respectively of post 162
Post 162, multiple rows of long heat exchange post 161 face are set, and high-temperature flue gas flows in " bow " type from top to down, adjacent to make full use of
The contact area of high-temperature flue gas free air space and increase high-temperature flue gas and the heat exchange post between two heat exchanging pieces, and then make
Obtain the heat exchanging piece and more efficiently absorb the heat of high-temperature flue gas, and then absorbed by the current in the heat exchanging piece and take away heat
Amount.
Referring to Fig. 4, in one of the embodiments, turbulent flow 113 is provided with the heat exchange water channel, the turbulent part 113 is in V
Shape, to strengthen scouring effect of the current to the heat exchange water channel inwall, when current flow through the turbulent part 113, flow-disturbing occurs and takes off
Body, so as to produce local backflow, vortex, the disturbance in flow-disturbing lift-off is advantageous to enhanced heat exchange effect；Meanwhile turbulent part 113
So that space eddy flow Turbulence Flow of the current in the heat exchange water channel to stablize, is formed strong to the heat exchange water channel inwall
Tangentially wash away and destroy the retention layer thickness of the water channel wall, and then be effectively reduced turbulent convection heat transfer' heat-transfer by convection thermal resistance.In this reality
Apply in example, turbulent part 113 is V-shape structure, is arranged on the middle and upper reaches of the heat exchange water channel.
In the present embodiment, the heat exchanging piece is aluminum casting, due to cast aluminium heat exchanging piece high temperature resistant, good heat-transfer, preferably
The ground heat exchanging piece is formed using aluminum casting.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of the utility model principle is not departed from, some improvement and deformation can also be made, these improve and become
Shape is also considered as the scope of protection of the utility model.
Claims (10)
1. a kind of heat exchanging piece, it is characterised in that including main body (1), the top of the main body (1) is provided with delivery port (13), described
The bottom of main body (1) is provided with water inlet (14), and the inner chamber of the main body (1) is provided with multiple water channel interlayers (17), multiple water
Road interlayer (17) setting straggly to form heat exchange water channel, the both ends of the heat exchange water channel respectively with the delivery port (13), described
Water inlet (14) connects；
Wherein, an opposing sidewalls of the main body (1) are narrow side wall, and another opposing sidewalls of the main body (1) are broad side walls, institute
Stating water channel interlayer (17) includes multiple first water channel interlayers (171) and the second water channel interlayer (172), positioned at the main body (1) most
The second water channel interlayer is set between the first water channel interlayer (171) of lower section and the bottom interior wall of the main body (1)
(172), the second water channel interlayer (172) is set with the water inlet (13) face, so as to form the double of the heat exchange water channel
Layer or multilayer enter aquaporin.
2. heat exchanging piece as claimed in claim 1, it is characterised in that the top of the main body (1), which is provided with, to be used for through burner
Radial chamber (15), the heat exchange water channel includes connecting the first of the delivery port (13) and the water inlet (14) and exchanges heat water channel
(11) and second heat exchange water channel (12), wherein it is described second heat exchange water channel (12) entirely around the radial chamber (15) set.
3. heat exchanging piece as claimed in claim 2, it is characterised in that the second heat exchange water channel (12) and first heat-exchanging water
Road (11) connection one end form second heat exchange water channel entrance (121), it is described second heat exchange water channel (12) the other end with it is described
Delivery port (13) connects；The second heat exchange water channel (12) includes connecting the second heat exchange water channel entrance (121) and described
The second left heat exchange water channel (122), the second right heat exchange water channel (123) of delivery port (13)；By the described second heat exchange water channel entrance
(121) separating liquid entered is described to surround by the described second left heat exchange water channel (122), the second right heat exchange water channel (123)
Radial chamber flows, and is finally converged in the delivery port (13) to flow out.
4. heat exchanging piece as claimed in claim 3, it is characterised in that the second left heat exchange water channel (122) and described the
Two it is right heat exchange water channels (123) water resistance it is identical, it is described second it is right heat exchange water channel (123) middle and lower reaches section for flat structure and in
The sectional area in downstream be less than upstream sectional area, it is described second it is right heat exchange water channel (123) narrow most position at sectional area be more than institute
State the maximum secting area of the second left heat exchange water channel (122).
5. heat exchanging piece as claimed in claim 2, it is characterised in that the first heat exchange water channel (11) presents that lower leaf is roundabout to be set
Put, each layer of both ends are provided with the fabrication hole (111) connected with the described first heat exchange water channel (11) and the closing fabrication hole
Plug (112).
6. heat exchanging piece as claimed in claim 1, it is characterised in that each water channel interlayer (17) and the main body (1)
Narrow side wall connect and compose be distributed in the same water channel interlayer (17) up and down the upper heat exchange water channel corner regions (181) of both sides and under change
Hot water channels corner regions (182), the part water channel interlayer (17) be communicated with it is described it is upper heat exchange water channel corner regions (181) and under change
The pod apertures (18) of hot water channels corner regions (182)；Flow through part it is described it is lower heat exchange water channel corner regions (182) liquid pass through it is described
Pod apertures (18) enter corresponding upper heat exchange water channel corner regions (181).
7. heat exchanging piece as claimed in claim 1, it is characterised in that the main body (1) includes heat exchange post (16), multiple described to change
Plume (16) dot matrix is distributed in the main body (1) and the outer surface of the broad side walls of smoke contacts.
8. heat exchanging piece as claimed in claim 7, it is characterised in that the heat exchange post (16) includes more platoon leaders heat exchange post (161)
With multiple rows of short heat exchange post (162), the short post (162) that exchanges heat is along the master described in long heat exchange post (161) described in each row and each row
The outer surface of body (1) side wall is equidistant and is arranged alternately.
9. heat exchanging piece as claimed in claim 1, it is characterised in that turbulent part (113) is provided with the heat exchange water channel, it is described disorderly
It is V-shaped to flow part (113).
10. heat exchanging piece as claimed in claim 1, it is characterised in that the heat exchanging piece is aluminum casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720896303.5U CN207146923U (en) | 2017-07-20 | 2017-07-20 | A kind of heat exchanging piece |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720896303.5U CN207146923U (en) | 2017-07-20 | 2017-07-20 | A kind of heat exchanging piece |
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| Publication Number | Publication Date |
|---|---|
| CN207146923U true CN207146923U (en) | 2018-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720896303.5U Expired - Fee Related CN207146923U (en) | 2017-07-20 | 2017-07-20 | A kind of heat exchanging piece |
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| Country | Link |
|---|---|
| CN (1) | CN207146923U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360857A (en) * | 2018-10-20 | 2019-10-22 | 蓝焰高科（天津）燃气技术有限公司 | A kind of gas fired-boiler heat-exchanger rig |
| CN111790338A (en) * | 2020-07-09 | 2020-10-20 | 江西德盛精细化学品有限公司 | Reation kettle rapid cooling refrigerator for production |
-
2017
- 2017-07-20 CN CN201720896303.5U patent/CN207146923U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360857A (en) * | 2018-10-20 | 2019-10-22 | 蓝焰高科（天津）燃气技术有限公司 | A kind of gas fired-boiler heat-exchanger rig |
| CN111790338A (en) * | 2020-07-09 | 2020-10-20 | 江西德盛精细化学品有限公司 | Reation kettle rapid cooling refrigerator for production |
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