CN207146924U - A kind of heat exchanging piece - Google Patents
A kind of heat exchanging piece Download PDFInfo
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- CN207146924U CN207146924U CN201720896544.XU CN201720896544U CN207146924U CN 207146924 U CN207146924 U CN 207146924U CN 201720896544 U CN201720896544 U CN 201720896544U CN 207146924 U CN207146924 U CN 207146924U
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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；One opposing sidewalls of the main body are narrow side wall, and another opposing sidewalls of the main body are broad side walls；The main body includes heat exchange post, and multiple heat exchange pin deck battle arrays are distributed in the outer surface of the broad side walls of the main body and smoke contacts；The heat exchange post includes more platoon leaders heat exchange post and multiple rows of short heat exchange post, and length described in each row exchanges heat, and outer surface of the short heat exchange post along the main body wall is equidistant described in post and each row and is arranged alternately.It using technical solutions of the utility model, can effectively increase high-temperature flue gas flowing time and heat exchange area, be advantageous to 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, the water in cast aluminium condensing heat-exchange part is along water channel from bottom to top meandering flow, and cast aluminium condensation is changed
High-temperature flue gas caused by burner above warmware is to flow from top to bottom, the high-temperature flue gas outer wall along cast aluminium condensing heat-exchange part point
Water in laminar flow, with cast aluminium condensing heat-exchange part carries out heat exchange, is derived from hot water.
Due to the outer wall limited area of cast aluminium condensing heat-exchange part, to improve the heat exchange area of cast aluminium condensing heat-exchange part, it is necessary to
Increase cast aluminium condensing heat-exchange part upper combustion chamber volume, or increase water channel length, often cause the volume of cast aluminium condensing heat-exchange part
Increasing and seem heavy, it has not been convenient to user uses, meanwhile, water channel length, which increases, causes cast aluminium condensing heat-exchange part itself water resistance mistake
Greatly, it is necessary to from more powerful circulating pump, hot water service cost is thereby increased.
Utility model content
The technical problem that the utility model solves is to provide for a kind of heat exchanging piece, can effectively increase high-temperature flue gas flowing
Time and heat exchange area, be advantageous to 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；One opposing sidewalls of the main body are narrow side wall, institute
Another opposing sidewalls for stating main body are broad side walls；The main body includes heat exchange post, and multiple heat exchange pin deck battle arrays are distributed in described
The outer surface of the broad side walls of main body and smoke contacts；The heat exchange post includes more platoon leaders heat exchange post and multiple rows of short heat exchange post, each
Arrange outer surface of the short heat exchange post along the main body wall described in the long heat exchange post and each row equidistantly and be arranged alternately.
Heat exchanging piece described in the utility model, beneficial effect caused by compared with background technology：Pass through the heat exchange post
Dot matrix is distributed in the outer surface for the broad side walls that the heat exchanging piece contacts with high-temperature flue gas, so as to increase high-temperature flue gas and the heat exchange
The heat exchange area of post and the residence time of increase high-temperature flue gas, to increase high-temperature flue gas and the heat exchange post within the unit interval
Heat exchange amount, and then improve heat exchange efficiency；Meanwhile short heat exchange post described in heat exchange post and each row is grown described in each row along the main body
It is equidistant with the outer surfaces of the broad side walls of smoke contacts and be arranged alternately, be advantageous to when two heat exchanging pieces are applied in combination, energy
Enough make full use of the space that high-temperature flue gas circulates between two heat exchanging pieces so that high-temperature flue gas is in " bow " in a longitudinal direction
Type flows, and further increases the residence time and heat exchange area of high-temperature flue gas, and the heat exchange post transfers heat to the heat exchange
Water in part, and then improve the heat exchange efficiency of the heat exchanging piece.
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 is effectively improved the heat exchange efficiency of the heat exchanging piece.
In one of the embodiments, the second heat exchange water channel includes connecting the second heat exchange water channel entrance and institute
State the second left heat exchange water channel, the second right heat exchange water channel of delivery port；The liquid point entered by the described second heat exchange water channel entrance
Stream is flowed by the described second left heat exchange water channel, the second right heat exchange water channel with surrounding the radial chamber, and finally in the water outlet
Mouth convergence is to flow out, and so as to increase heat exchange area, is advantageous to the heat that water absorbs and taken away overheated zone, and then reduce overheated zone
Temperature, and then the temperature of overheated zone is reduced, extend the service life of 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.Described second is left
Heat exchange water channel with described second it is right exchange heat water channel water resistance it is identical help to ensure that both water-carrying capacity it is identical, uniformly to take away institute
The heat of radial chamber is stated, the section of the second right heat exchange water channel middle and lower reaches helps to reduce the heat exchanger for flat structure
Highly, make the heat exchanger structure more compact.
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 sectional area of the first heat exchange water channel gradually increases from top to bottom, and on width
Under it is identical.Because current flow from lower to upper, the heat exchange water channel reduced cross-sectional area is advantageous to strengthen the body top hydraulic pressure,
To ensure heat transfer rate.
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 water channel interlayer includes multiple first water channel interlayers and the second water channel interlayer, position
Set between the first water channel interlayer of the main body bottom and the bottom interior wall of the main body second water channel every
Layer, the second water channel interlayer are set with the water inlet face, enter water so as to form the bilayer of the heat exchange water channel or multilayer
Passage.So as to 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, meanwhile, be advantageous to
The sectional area for the water channel that exchanged heat described in institute's bottom is reduced, so as to increase water entry pressure and reduce pump power, and then is advantageous to carry
The heat exchange efficiency of the high heat exchanging piece.
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 exchanging piece passes through aluminum casting, tool
There are high temperature resistant and erosion-resisting advantage.
Brief description of the drawings
Fig. 1 is a kind of structural representation for heat exchanging piece that the utility model embodiment provides；
Fig. 2 is a kind of left view for heat exchanging piece that the utility model embodiment provides；
Fig. 3 is a kind of partial structural diagram being applied in combination for heat exchanging piece that the utility model embodiment provides；
Fig. 4 is a kind of profile one for heat exchanging piece that the utility model embodiment provides；
Fig. 5 is a kind of profile two for heat exchanging piece that the utility model embodiment provides；
Fig. 6 is the partial enlarged drawing at Fig. 5 A；
Fig. 7 is the partial enlarged drawing at Fig. 5 B；
Fig. 8 is a kind of profile three for heat exchanging piece that the utility model embodiment provides；
Fig. 9 is Fig. 8 partial enlarged drawing；
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. 1~3, 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；One opposing sidewalls of the main body 1 are narrow side wall, and another opposing sidewalls of the main body 1 are broad side walls；The main body
1 includes heat exchange post 16, and multiple heat exchange dot matrix of post 16 are distributed in the main body 1 and the outer surface of the broad side walls of smoke contacts；
The heat exchange post 16 includes more platoon leaders and exchanged heat post 161 and multiple rows of short heat exchange post 162, long heat exchange post 161 described in each row and each
Arrange outer surface of the short heat exchange post 162 along the side wall of main body 1 equidistantly and be arranged alternately.
In the utility model embodiment, the heat exchanging piece is distributed in by the heat exchange dot matrix of post 16 and connect with high-temperature flue gas
The outer surface of tactile broad side walls, so as to increase the heat exchange area of high-temperature flue gas and the heat exchange post 16 and increase staying for high-temperature flue gas
The time is stayed, to increase heat exchange amount of the high-temperature flue gas with the heat exchange post 16 within the unit interval, and then improves heat exchange efficiency；Together
When, short heat exchange post 162 described in long heat exchange post 161 described in each row and each row is along the main body 1 and the broad side walls of smoke contacts
Outer surface it is equidistant and be arranged alternately, be advantageous to, when two heat exchanging pieces are applied in combination, to make full use of described in two
The space that high-temperature flue gas circulates between heat exchanging piece so that high-temperature flue gas flows in " bow " type in a longitudinal direction, further increase
The residence time and heat exchange area of high-temperature flue gas, the water that the heat exchange post 16 is transferred heat in the heat exchanging piece, Jin Erti
The heat exchange efficiency of the high heat exchanging piece.
Referring to Fig. 3, 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. 1~2, in one of the embodiments, the top of the main body 1 is provided with the radiation being used for through burner
Chamber 15, the first heat exchange water channel 11 and second that the heat exchange water channel includes connecting the delivery port 13 and the water inlet 14 exchange heat
Water channel 12, wherein the second heat exchange water channel 12 is set entirely around the radial chamber 15, the radial chamber can be efficiently solved
15 upper part heats, which can not be absorbed and be taken away by current, causes hot-spot problem, and then effectively improves heat utilization ratio, from
And make it 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
Improve the heat exchange efficiency of the heat exchanging piece.
Referring to Fig. 4, 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, and then be advantageous to the heat that water absorbs and taken away overheated zone, and then the temperature of overheated zone is reduced, further improve described second
The heat exchange efficiency of heat exchange water channel 12 and the radial chamber 15, and extend the service life of the heat exchanging piece.
Referring to Fig. 4, in one of the embodiments, the second left heat exchange water channel 122 and the described second right heat exchange water channel
123 water resistance is identical, and the section of the second right heat exchange middle and lower reaches of water channel 123 is less than for the sectional area of flat structure and middle and lower reaches
The sectional area of upstream, it is described second it is right heat exchange the narrow most position of water channel 123 at sectional area be more than described second it is left heat exchange water channel 122
Maximum secting area.The second left heat exchange water channel 122 is identical with the water resistance of the described second right heat exchange water channel 123 to be helped to ensure that
Both water-carrying capacity is identical, and uniformly to take away the heat of the radial chamber 15, the second right heat exchange middle and lower reaches of water channel 123 are cut
Face is that flat structure helps to reduce the height of the heat exchanging piece, makes the heat exchanging piece more compact structure.
Referring to Fig. 4, 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 by being layered up and down in the described first heat exchange water channel, so as to be beneficial to
Water carries out heat exchange by the heat exchanging piece and high-temperature flue gas, and then increases substantially heat exchange efficiency；Fabrication hole is used for described change
Dredging of the warmware 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 described
The safe handling of heat exchanging piece.
Referring to Fig. 1~2, 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. 4~5, in one of the embodiments, the sectional area of the first heat exchange water channel 11 is gradual from top to bottom
Increase, because current flow from lower to upper, the heat exchange water channel reduced cross-sectional area is advantageous to strengthen the body top hydraulic pressure, with
Ensure heat transfer rate.
Referring to Fig. 5~7, 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 of angular region 181 reduces, and further enhances the uniformity of the unit calorific intensity of the heat exchanging piece and improves heat exchange efficiency, simultaneously
Increase 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. 8~9, in one of the embodiments, the water channel interlayer 17 include multiple first water channel interlayers 171 and
Second water channel interlayer 172, positioned at the first water channel interlayer 171 and the bottom interior wall of the main body 1 of the bottom of main body 1
Between the second water channel interlayer 172 is set, the second water channel interlayer 172 is set with the face of water inlet 14, so as to structure
Bilayer or multilayer into the heat exchange water channel enter aquaporin, in the present embodiment, are made up of the second water channel interlayer 172 double
Layer enters aquaporin, so as to 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, together
When, be advantageous to reduce the sectional area of water channel of being exchanged heat described in the institute bottom, so as to increase water entry pressure and reduce pump power, and then
Be advantageous to improve the heat exchange efficiency of the heat exchanging piece；Multiple second water channel interlayers 172 can also be increased to form multilayer to enter
Aquaporin, it will not be repeated here.
Referring to Fig. 5, 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；
One opposing sidewalls of the main body (1) are narrow side wall, and another opposing sidewalls of the main body (1) are broad side walls；
The main body (1) also includes heat exchange post (16), and multiple described heat exchange post (16) dot matrix are distributed in the main body (1) and flue gas
The outer surface of the broad side walls of contact；
The heat exchange post (16) includes more platoon leaders heat exchange post (161) and multiple rows of short heat exchange post (162), long heat exchange post described in each row
(161) and outer surface of the short heat exchange post (162) along the main body (1) side wall is equidistant described in each row and is arranged alternately.
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 second right side
The water resistance of heat exchange water channel (123) is identical, and the section of described second right heat exchange water channel (123) middle and lower reaches is flat structure and middle and lower reaches
Sectional area be less than the sectional area of upstream, the sectional area at described second right heat exchange water channel (123) narrow most position is more than described the
The maximum secting area of two left heat exchange water channels (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 2, it is characterised in that the sectional area of the first heat exchange water channel (11) is from top to bottom
Gradually increase, and it is identical above and below width.
7. the heat exchanging piece as described in claim any one of 1-6, it is characterised in that each water channel interlayer (17) and the master
The narrow side wall of body (1) connects and composes the upper heat exchange water channel corner regions for being distributed in the same water channel interlayer (17) both sides up and down
(181) and lower heat exchange water channel corner regions (182), the part water channel interlayer (17) are communicated with the upper heat exchange water channel corner regions
(181) and it is lower heat exchange water channel corner regions (182) pod apertures (18)；Flow through part lower heat exchange water channel corner regions (182)
Liquid enters corresponding upper heat exchange water channel corner regions (181) by the pod apertures (18).
8. the heat exchanging piece as described in claim any one of 1-6, it is characterised in that the water channel interlayer (17) includes multiple first
Water channel interlayer (171) and the second water channel interlayer (172), positioned at the first water channel interlayer (171) of the main body (1) bottom
The second water channel interlayer (172) is set between the bottom interior wall of the main body (1), the second water channel interlayer (172) with
Water inlet (13) face is set, and enters aquaporin so as to form the bilayer of the heat exchange water channel or multilayer.
9. the heat exchanging piece as described in claim any one of 1-6, it is characterised in that be provided with turbulent part in the heat exchange water channel
(113), the turbulent part (113) is V-shaped.
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 |
|---|---|---|---|
| CN201720896544.XU CN207146924U (en) | 2017-07-20 | 2017-07-20 | A kind of heat exchanging piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720896544.XU CN207146924U (en) | 2017-07-20 | 2017-07-20 | A kind of heat exchanging piece |
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| Publication Number | Publication Date |
|---|---|
| CN207146924U true CN207146924U (en) | 2018-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720896544.XU Active CN207146924U (en) | 2017-07-20 | 2017-07-20 | A kind of heat exchanging piece |
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| CN (1) | CN207146924U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917174A (en) * | 2018-09-05 | 2018-11-30 | 西安交通大学 | A kind of cast aluminium silicon magnesium gas water-heating furnace of pneumoelectric coupling limit condensation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917174A (en) * | 2018-09-05 | 2018-11-30 | 西安交通大学 | A kind of cast aluminium silicon magnesium gas water-heating furnace of pneumoelectric coupling limit condensation |
| CN108917174B (en) * | 2018-09-05 | 2024-03-12 | 西安交通大学 | Gas-electricity coupling limit condensation cast aluminum silicon magnesium gas water heater |
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