CN206247635U - A kind of cast aluminium heat exchanger of combustion gas full pre-mix condensing wall-hung boiler - Google Patents
A kind of cast aluminium heat exchanger of combustion gas full pre-mix condensing wall-hung boiler Download PDFInfo
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- CN206247635U CN206247635U CN201621292303.6U CN201621292303U CN206247635U CN 206247635 U CN206247635 U CN 206247635U CN 201621292303 U CN201621292303 U CN 201621292303U CN 206247635 U CN206247635 U CN 206247635U
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- heat exchanger
- water
- exchanging body
- heat exchanging
- cast aluminium
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Abstract
The utility model discloses a kind of cast aluminium heat exchanger of combustion gas full pre-mix condensing wall-hung boiler, including:Housing, is arranged in housing and spaced annular water knockout drum between housing, annular water collector, and be connected to the hollow heat exchanging body between annular water knockout drum and annular water collector;The thermal insulation board that upper and lower part is divided into a heat exchanger and secondary heat exchanger is provided with hollow heat exchanging body;Characterized in that, the hollow heat exchanging body is combined by some pieces of heat exchanging body separate pieces, the annular water knockout drum of connection, the water stream channel of annular water collector and the heat exchange fin being distributed in around water stream channel are formed in every piece of heat exchanging body separate piece.The characteristics of there is the utility model low price, simple production process, simple assembling, combination property and cost to optimize very much, compared to other cast aluminium heat exchangers or stainless steel disc heat exchange of heat pipe, there is high manufacturability and superiority of effectiveness, there is good popularizing value.
Description
Technical field
The utility model is related to full pre-mix condensing wall-hung boiler technical field, more particularly to a kind of combustion gas full pre-mix condensing
The cast aluminium heat exchanger of wall-hung boiler.
Background technology
The full premixed condensed wall-hung boiler of combustion gas (hereinafter referred to as condensing furnace) is the high-end product in domestic gas boiler, but in
State only occupies 5% occupation rate of market, and other 95% are all plain cylindrical furnace (i.e. non-condensing atmospheric gas boilers), and European family
Boiler market, 95% are used above is full premixed condensed stove.The reason for Chinese and Western difference is huge, one of them is exactly condensing furnace as most
High-end domestic boiler product, the manufacturer of China does not research and develop and grasps core technology, such as heat exchanger, burner, combustion
Air valve, blower fan, these core components are all rested in European enterprise, and China will research and develop condensing furnace, it is necessary to import these original fittings,
Price is high, causes condensing furnace high cost price high, it is impossible to for Chinese Consumer's receive.Because without core technology, limiting condensation
The development of stove.
Used as the condensation furnace heat exchanger of one of core technology, current European market is mainly by two kinds of heat exchangers of form
Monopolized, a kind of is the stainless steel disc tubular type condensate and heat exchanger with Giannoni producers as representative, and another kind is with Bekaert
It is the casting sial integral type condensate and heat exchanger for representing.And how to break above-mentioned Liang Jia enterprises to the full premixed condensed wall-hung boiler of combustion gas
Heat exchanger monopolization, realize that domestic production is manufactured, the popularization for accelerating condensing furnace is that the hot industry of combustion technology urgently to be resolved hurrily is asked
Topic.
The content of the invention
It is an object of the invention to provide a kind of low cost, manufacture aluminum-casting gas full pre-mix condensing wall hanging easy to process
Use heat exchanger.
To achieve the above objectives, the utility model is adopted the following technical scheme that.
A kind of cast aluminium heat exchanger of combustion gas full pre-mix condensing wall-hung boiler, including:Housing, be arranged in housing and with
Spaced annular water knockout drum, annular water collector between housing, and be connected between annular water knockout drum and annular water collector
Hollow heat exchanging body;It is provided with hollow heat exchanging body and upper and lower part is divided into the heat-insulated of a heat exchanger and secondary heat exchanger
Plate;Characterized in that, the hollow heat exchanging body is combined by some pieces of heat exchanging body separate pieces, in every piece of heat exchanging body separate piece
Form the annular water knockout drum of connection, the water stream channel of annular water collector and the heat exchange fin being distributed in around water stream channel.
It is described as burner installing plate and condensation water collection disk with improvement, is respectively equipped with the top and bottom of housing
Housing, burner installing plate, condensation water collection disk are all aluminum casting.
As with improvement, having smoke evacuation interface tube, flue-gas temperature sensor installation port and condensed water on condensation water collection disk
Discharge outlet.
Used as with improvement, the annular water knockout drum, annular water collector are aluminum casting, in annular water knockout drum, annular water collector
It is upper to form the water supply connector and water out adapter reached outside housing respectively.
As with improvement, having temperature sensor installing port or overtemperature protection system installing port on water out adapter.
Used as with improvement, the heat exchanging body is spliced by some pieces of heat exchanging body separate pieces, and each heat exchanging body separate piece is common
Form 360 ° of heat exchanging body structures of circular cylindrical.
Used as with improvement, the heat exchanging body separate piece is the integrally formed aluminum alloy part of monoblock cast aluminium, including:Put down side by side
If capable dry plate heat exchange fin, longitudinally through the water stream channel of all heat exchange fins, and heat exchanging body separate piece inner side is molded over
Discrete thermal insulation board;Between per two panels heat exchange fin, the part in addition to water stream channel form narrow and small elongated passage, this leads to
Road is high temperature flue, and the high-temperature flue gas of fuel gas buring product pass through from this passage and water at low temperature passes through from water stream channel, by
This forms heat exchange, water at low temperature is heated, while high-temperature flue-gas are lowered.
As with improvement, the spacing 0.5-2mm per adjacent two panels heat exchange fin.
Used as with improvement, the thickness of each heat exchange fin is 1~5mm.
Used as with improvement, each discrete thermal insulation board mutually splices and collectively forms thermal insulation board.
The beneficial effects of the utility model are:
First, hollow heat exchanging body is combined using some pieces of heat exchanging body separate pieces, and in every piece of heat exchanging body separate piece into
Type has water stream channel and heat exchange fin, and production and processing is simple, easy to assembly, effectively reduces combustion gas full pre-mix condensing wall-hung boiler and uses
The manufacturing cost of heat exchanger.
2nd, due to all aluminum castings of material of main part used, price is low, simple production process, combination property and cost
Very optimization, compared to other cast aluminium heat exchangers or stainless steel disc heat exchange of heat pipe, has high manufacturability and cost performance excellent
Gesture, there is good popularizing value.
3rd, the product design of condensing furnace heat exchanger is enriched, domestic heat exchanger independent research is realized, is produced and sold, entered
One step interrupts technology and product monopolization of the European condensing heat exchanger to Chinese market, is conducive to promoting domestic full premixed condensed technology
Progress.
Brief description of the drawings
Fig. 1 show the heat converter structure schematic diagram of the utility model offer.
Fig. 2 show the heat converter structure explosive view of the utility model offer.
Fig. 3 show hollow heat exchanging body mounting structure schematic diagram.
Fig. 4 show hollow heat exchange mounting structure explosive view.
Fig. 5 show heat exchanging body separate piece structural representation.
Fig. 6 show water distributor structure schematic diagram.
Fig. 7 show the upward view of Fig. 6.
Fig. 8 show water distributor structure explosive view.
Fig. 9 show water flow schematic diagram.
Figure 10 show flow of flue gas schematic diagram.
Description of reference numerals:
1:Housing, 2:Water knockout drum, 3:Water collector, 4:Heat exchanging body, 5:Thermal insulation board, 6:Heat exchanging body separate piece, 7:Water stream channel,
8:Heat exchange fin, 9:Burner installing plate, 10:Condensation water collection disk, 11:Condensation water collection disk sealing gasket, 12:Burner is installed
Plate sealing gasket, 13:Smoke evacuation interface tube, 14:Flue-gas temperature sensor installation port, 15:Condensate water discharging mouthful, 16:Water supply connector,
17:Water out adapter, 18:Discrete thermal insulation board.
1-1:Left shell, 1-2:Right shell body.
2-1:Tank, 2-2:Water hole, 2-3:Sealing gasket, 2-4:Pressing plate, 2-5:Water inlet.
Specific embodiment
Essence of the present utility model is more fully understood for convenience of those skilled in the art, it is new to this practicality below in conjunction with the accompanying drawings
The specific embodiment of type is described in detail.
As Figure 1-Figure 5, a kind of cast aluminium heat exchanger of combustion gas full pre-mix condensing wall-hung boiler, including:Housing 1, if
Put in housing 1 and spaced annular water knockout drum 2 between housing 1, annular water collector 3, and be connected to annular point water
Hollow heat exchanging body 4 between device 2 and annular water collector 3;It is provided with to be divided into upper and lower part in hollow heat exchanging body 4 and once changes
The thermal insulation board 5 of hot device and secondary heat exchanger;Characterized in that, the hollow heat exchanging body 4 is combined by some pieces of heat exchanging body separate pieces 6
Form, the annular water knockout drum 2 of connection, the water stream channel 7 of annular water collector 3 are provided with every piece of heat exchanging body separate piece 6 and are distributed in
Heat exchange fin 8 around water stream channel 7.
Wherein, the housing 1 is left shell 1-1 and right shell body the 1-2 composition of two and half column types, is aluminium alloy compression casting
It is integrally formed.Burner installing plate 9 and condensation water collection disk 10, the burner are respectively equipped with the top and bottom of housing 1
Installing plate 9, condensation water collection disk 10 are all aluminum casting.In addition, burner installing plate 9, condensation water collection disk 10 and housing 1 it
Between be additionally provided with the condensation water collection disk sealing gasket 11 and burner installing plate sealing gasket 12 of sealing function.In condensation water collection disk
There are smoke evacuation interface tube 13, flue-gas temperature sensor installation port 14 and condensate water discharging mouthful 15 on 10.
The annular water knockout drum 2, annular water collector 3 are aluminum casting, on annular water knockout drum 2, annular water collector 3 respectively into
Type has the water supply connector 16 and water out adapter 17 reached outside housing.There are temperature sensor installing port or mistake in water supply connector 16
Thermel protection device installing port.
The heat exchanging body 4 is spliced by four pieces of heat exchanging body separate pieces 6, and four pieces of heat exchanging body separate pieces 6 are collectively forming 360 °
The heat exchanging body structure of circular cylindrical.
The heat exchanging body separate piece 6 is the integrally formed aluminum alloy part of monoblock cast aluminium, including:If the dry plate of side by side parallel
Heat exchange fin 8, longitudinally through the water stream channel 7 of all heat exchange fins 8, and is molded over the discrete of the inner side of heat exchanging body separate piece 6
Thermal insulation board 18.Spacing 0.5-2mm per adjacent two panels heat exchange fin, the thickness of each heat exchange fin is 1~5mm.It is each discrete heat-insulated
The mutually splicing of plate 18 collectively forms thermal insulation board 5, be separated into the heat exchanging body inside configuration space of the circular cylindrical by thermal insulation board 5,
Lower two cavitys.Per between two panels heat exchange fin 8, the part in addition to water stream channel 7 form narrow and small elongated passage, this leads to
Road is high temperature flue, and the high-temperature flue gas of fuel gas buring product pass through from this passage and water at low temperature passes through from water stream channel, by
This forms heat exchange, water at low temperature is heated, while high-temperature flue-gas are lowered.
As Figure 6-Figure 8, the symmetrical configuration of the water knockout drum 2, water collector, includes respectively:Annular water tank 2-1, each
Bottom of gullet is distributed with 8 (or other quantity) water hole 2-2, and each water hole 2-2 is connected with the water stream channel on heat exchanging body, i.e.,
There are several water stream channels on heat exchanging body, there are several water holes on annular water collecting and diversifying device sub-assembly;Sealing is provided with the top of tank
Pad 2-3 and pressing plate 2-4, it is that may make up ring packing tank that pressing plate 2-4 installs screw clamp 2-1 tops.Tank 2-1 side wall into
Type has water inlet 2-5, the water inlet 2-5 to be connected with water supply connector.
As shown in figure 9, the annular water knockout drum 2 of heat exchanging body bottom carries out the function of point water, the annular water collector 3 on top is carried out
Water collecting function, i.e. current enter in water knockout drum 2 from water supply connector, are divided into 8 road water, respectively enter the water stream channel 7 of heat exchanging body 4
In, enter back into afterwards in the water collector 3 on top, collect all the way, to be flowed out from the water out adapter on top.
The heat exchanger for being applied to the full premixed condensed wall-hung boiler of combustion gas that the present embodiment is provided, heat exchanger central upper portion is empty
Between be combustion chamber, combustion gas produces high-temperature flue gas after combustion chamber burning, by heat exchange fin and heat exchange wing in the heat exchanger
During gap between piece, the heat exchange between high-temperature flue gas and water at low temperature is realized, water at low temperature is heated to the high temperature of uniform temperature
Water, while collecting the condensed water produced after high-temperature flue-gas reduction automatically, prevents corrosive condensed water elimination, is leaked to
Outside boiler, cause environmental pollution.
As shown in Figure 10, during real work, burn the high-temperature flue gas for producing, and is spread to 360 ° of direction of surrounding, from once
Flowed through in gap between heat exchanger heat exchange fin, then the gap between heat exchanging body 4 and housing 1 is walked downwards, then from surrounding
360 ° of direction flows through gap between secondary heat exchanger heat exchange fin, the middle and lower part of heat exchanging body is pooled to, by condensation water collection
After disk 10, then it is discharged into outside heat exchanger by interface tube 13 of discharging fume.And water at low temperature enters two from the water supply connector 16 of bottom
Secondary heat exchanger, shunts, into heat exchanging body water stream channel and then the water collector through heat exchanging body top through the water knockout drum of heat exchanging body bottom
Collect, finally flowed out from water out adapter 17.So, high-temperature flue gas are after the heat exchange fin for flowing through first and second heat exchanger, by changing
Hot fin heats water at low temperature, flue-gas temperature reduction, is condensed and discharges condensed water, realizes heating water at low temperature, provides high-temperature water
Purpose.The condensed water that flue gas is produced, the water catch tray that is condensed collects collection, unified to be discharged into outside boiler from condensate water discharging mouthful
Portion, and cooled flue gas turns into low-temperature flue gas, and boiler exterior is discharged into by exhaust opening.
Above specific embodiment has been described in detail to essence of the present utility model, but can not be come to this reality with this
Limited with new protection domain.It should be evident that under the enlightenment of the utility model essence, the common skill of the art
Art personnel can also carry out many improvement and modification, it should be noted that these are improved and modification all falls in power of the present utility model
Within the scope of profit is claimed.
Claims (10)
1. a kind of cast aluminium heat exchanger of combustion gas full pre-mix condensing wall-hung boiler, including:Housing, is arranged in housing and and shell
Spaced annular water knockout drum, annular water collector between body, and be connected between annular water knockout drum and annular water collector
Hollow heat exchanging body;The thermal insulation board that upper and lower part is divided into a heat exchanger and secondary heat exchanger is provided with hollow heat exchanging body;
Characterized in that, the hollow heat exchanging body is combined by some pieces of heat exchanging body separate pieces, in every piece of heat exchanging body separate piece into
Type has the annular water knockout drum of connection, the water stream channel of annular water collector and the heat exchange fin being distributed in around water stream channel.
2. the cast aluminium heat exchanger of a kind of combustion gas full pre-mix condensing wall-hung boiler according to claim 1, it is characterised in that
It is respectively equipped with burner installing plate and condensation water collection disk at the top and bottom of housing, it is the housing, burner installing plate, cold
Condensed water collection disk is all aluminum casting.
3. the cast aluminium heat exchanger of a kind of combustion gas full pre-mix condensing wall-hung boiler according to claim 2, it is characterised in that
There are smoke evacuation interface tube, flue-gas temperature sensor installation port and condensate water discharging mouthful on condensation water collection disk.
4. the cast aluminium heat exchanger of a kind of combustion gas full pre-mix condensing wall-hung boiler according to claim 1, it is characterised in that
The annular water knockout drum, annular water collector are aluminum casting, are formed respectively on annular water knockout drum, annular water collector and reach housing
Outer water supply connector and water out adapter.
5. the cast aluminium heat exchanger of a kind of combustion gas full pre-mix condensing wall-hung boiler according to claim 4, it is characterised in that
There are temperature sensor installing port or overtemperature protection system installing port on water out adapter.
6. the cast aluminium heat exchanger of a kind of combustion gas full pre-mix condensing wall-hung boiler according to claim 1, it is characterised in that
The heat exchanging body is spliced by some pieces of heat exchanging body separate pieces, and each heat exchanging body separate piece is collectively forming changing for 360 ° of circular cylindricals
Hot body structure.
7. the cast aluminium heat exchanger of a kind of combustion gas full pre-mix condensing wall-hung boiler according to claim 1, it is characterised in that
The heat exchanging body separate piece is the integrally formed aluminum alloy part of monoblock cast aluminium, including:If the dry plate heat exchange fin of side by side parallel,
Longitudinally through the water stream channel of all heat exchange fins, and it is molded over the discrete thermal insulation board on the inside of heat exchanging body separate piece;Per two panels
Part between heat exchange fin, in addition to water stream channel forms narrow and small elongated passage, and the passage is high temperature flue, combustion
The high-temperature flue gas of gas combustion products pass through from this passage and water at low temperature passes through from water stream channel, heat exchange are consequently formed, by low temperature
Water is heated, while high-temperature flue-gas are lowered.
8. the cast aluminium heat exchanger of a kind of combustion gas full pre-mix condensing wall-hung boiler according to claim 7, it is characterised in that
Spacing 0.5-2mm per adjacent two panels heat exchange fin.
9. the cast aluminium heat exchanger of a kind of combustion gas full pre-mix condensing wall-hung boiler according to claim 7, it is characterised in that
The thickness of each heat exchange fin is 1~5mm.
10. a kind of cast aluminium heat exchanger of combustion gas full pre-mix condensing wall-hung boiler according to claim 7, its feature exists
Mutually splice in, each discrete thermal insulation board and collectively form thermal insulation board.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621292303.6U CN206247635U (en) | 2016-11-28 | 2016-11-28 | A kind of cast aluminium heat exchanger of combustion gas full pre-mix condensing wall-hung boiler |
Applications Claiming Priority (1)
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CN201621292303.6U CN206247635U (en) | 2016-11-28 | 2016-11-28 | A kind of cast aluminium heat exchanger of combustion gas full pre-mix condensing wall-hung boiler |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108151292A (en) * | 2017-12-30 | 2018-06-12 | 华帝股份有限公司 | A kind of condensing gas-fired fast water heater |
CN109855437A (en) * | 2019-03-07 | 2019-06-07 | 成都双流积利热能科技股份有限公司 | A kind of condensate and heat exchanger |
CN114234677A (en) * | 2021-12-25 | 2022-03-25 | 阿诗丹顿燃具有限公司 | Heat exchanger for gas heating furnace adopting full-premixing combustion mode |
-
2016
- 2016-11-28 CN CN201621292303.6U patent/CN206247635U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108151292A (en) * | 2017-12-30 | 2018-06-12 | 华帝股份有限公司 | A kind of condensing gas-fired fast water heater |
CN109855437A (en) * | 2019-03-07 | 2019-06-07 | 成都双流积利热能科技股份有限公司 | A kind of condensate and heat exchanger |
CN114234677A (en) * | 2021-12-25 | 2022-03-25 | 阿诗丹顿燃具有限公司 | Heat exchanger for gas heating furnace adopting full-premixing combustion mode |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170613 Termination date: 20211128 |