CN103542526B - For the cast aluminium heat exchanger of gas-fired water heater - Google Patents
For the cast aluminium heat exchanger of gas-fired water heater Download PDFInfo
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- CN103542526B CN103542526B CN201310498550.6A CN201310498550A CN103542526B CN 103542526 B CN103542526 B CN 103542526B CN 201310498550 A CN201310498550 A CN 201310498550A CN 103542526 B CN103542526 B CN 103542526B
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Abstract
A kind of cast aluminium heat exchanger for gas-fired water heater, comprise left heat exchange end plate, right heat exchange end plate, also comprise stage casing heat exchanger plates, left heat exchange end plate, right heat exchange end plate, stage casing heat exchanger plates are respectively equipped with water inlet, delivery port, water inlet is communicated with by water stream channel with delivery port, the stage casing heat exchanger plates of more than a piece to be clamped between left heat exchange end plate and right heat exchange end plate and with its formation one.It can promote the versatility of the cast aluminium heat exchanger of gas-fired water heater effectively, and cast aluminium heat exchanger applications power when gas-fired water heater is not restricted.
Description
Technical field
The present invention relates to a kind of cast aluminium heat exchanger for gas-fired water heater, especially for the cast aluminium heat exchanger of burnt gas wall hanging furnace.
Background technology
In the prior art, the heat exchanger that burnt gas wall hanging furnace uses previously is mostly finned, and the finned heat exchanger life-span is short, and heat exchange efficiency is lower.Along with the continuous progress of technology, integral type cast aluminium heat exchanger becomes main flow gradually, and cast aluminium heat exchanger high thermal conductivity coefficient, the reasons such as corrosion resistance is strong, this kind of heat exchanger life-span is longer, and heat exchange efficiency is also higher.But the versatility of the cast aluminium heat exchanger of gas-fired water heater is not strong, when the power span of a few money burnt gas wall hanging furnace is larger, the power of such as a burnt gas wall hanging furnace is 20KW, another is 45KW with the power of a burnt gas wall hanging furnace, now because the heat exchange area of required heat exchanger, design water flow and smoke evacuation resistance difference are larger, if used with a heat exchanger, heat exchanging efficiency can cause adverse effect, therefore when power difference is larger, need again to make heat exchanger, therefore make complete machine cost raise.Simultaneously, when the power of integral type cast aluminium heat exchanger increases, heat exchanger water circuit system length increases, on-way resistance increases, and when power acquires a certain degree, needs to select the water pump more much bigger than theoretical power (horse-power), to overcome water resistance, make the more difficult realization of relevant supporting parts coordinate to use, and then increase the cost of product, therefore this integral type cast aluminium heat exchanger only limits to the burnt gas wall hanging furnace being used in lower-wattage.For overcoming above-mentioned defect, the cast aluminium heat exchanger for gas-fired water heater is improved.
Summary of the invention
Technical problem to be solved by this invention to provide a kind of cast aluminium heat exchanger for gas-fired water heater, it can promote the versatility of the cast aluminium heat exchanger of gas-fired water heater effectively, and cast aluminium heat exchanger applications power when gas-fired water heater is not restricted.
The technical scheme that the present invention solves the employing of its technical problem is: comprise left heat exchange end plate, right heat exchange end plate, also comprise stage casing heat exchanger plates, left heat exchange end plate, right heat exchange end plate, stage casing heat exchanger plates are respectively equipped with water inlet, delivery port, water inlet is communicated with by water stream channel with delivery port, and the stage casing heat exchanger plates of more than a piece to be clamped between left heat exchange end plate and right heat exchange end plate and to form with it one.
It also comprises water inlet pipe, outlet pipe, and water inlet pipe is communicated with the water inlet on left heat exchange end plate, stage casing heat exchanger plates, right heat exchange end plate, and outlet pipe is communicated with the delivery port on left heat exchange end plate, stage casing heat exchanger plates, right heat exchange end plate.
It also comprises screw rod, and left heat exchange end plate, right heat exchange end plate are provided with screw rod fixing hole, and left heat exchange end plate, stage casing heat exchanger plates, right heat exchange end plate are locked integral through screw rod fixing hole by screw rod.
Described screw rod one end is the bending part being buckled in left heat exchange end plate, right heat exchange end plate side, and the other end passes nut collar and nut check at the opposite side of left heat exchange end plate, right heat exchange end plate.
It also comprises the water pipe pressure strip in outside being connected to water inlet pipe, outlet pipe respectively.
It also comprises housing screw, water pipe pressure strip, left heat exchange end plate, stage casing heat exchanger plates, right heat exchange end plate are provided with screw fixed hole, and water inlet pipe, outlet pipe are fixed on left heat exchange end plate, stage casing heat exchanger plates, right heat exchange end plate through screw fixed hole by housing screw.
It also comprises sealing gasket, and the water inlet on described left heat exchange end plate, stage casing heat exchanger plates, right heat exchange end plate, delivery port are communicated with water inlet pipe, outlet pipe respectively by sealing gasket.
Water inlet on described left heat exchange end plate, stage casing heat exchanger plates, right heat exchange end plate, delivery port are respectively equipped with seal groove, and sealing gasket is arranged in seal groove.
Described left heat exchange end plate, stage casing heat exchanger plates, right heat exchange end plate are equipped with the deflector making water stream channel be bent into multistage bend.
Junction between described left heat exchange end plate and stage casing heat exchanger plates, between middle-end heat exchanger plates, between stage casing heat exchanger plates and right heat exchange end plate is provided with gluing runner.
The present invention compares produced beneficial effect with background technology: because the present invention adopts left heat exchange end plate, right heat exchange end plate, stage casing heat exchanger plates is respectively equipped with water inlet, delivery port, water inlet is communicated with by water stream channel with delivery port, the stage casing heat exchanger plates of more than one piece to be clamped between left heat exchange end plate and right heat exchange end plate and with its shape all-in-one-piece scheme, can at left heat exchange end plate, the stage casing heat exchanger plates of clamping varying number in the middle of right heat exchange end plate, to form the heat exchanger that many moneys meet different capacity requirement, therefore it can promote the versatility of the cast aluminium heat exchanger of gas-fired water heater effectively, cast aluminium heat exchanger applications power when gas-fired water heater is not restricted.
Accompanying drawing illustrates: Fig. 1 is structural representation of the present invention.
Fig. 2 is the explosive view of Fig. 1.
Fig. 3 is the explosive view between 2 stage casing heat exchanger plates 2.
Fig. 4 is the explosive view that several stage casings heat exchanger plates 2 is connected.
Fig. 5 is water inlet pipe 9, outlet pipe 10 and several stage casings heat exchanger plates 2 annexation schematic diagram.
Fig. 6 is the sectional view of stage casing heat exchanger plates 2.
Fig. 7 is water inlet after several stage casings heat exchanger plates 2 connects, water outlet schematic diagram.
Detailed description of the invention: referring to accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, accompanying drawing 5, the present embodiment comprises left heat exchange end plate 4, right heat exchange end plate 1, stage casing heat exchanger plates 2, left heat exchange end plate 4, right heat exchange end plate 1, stage casing heat exchanger plates 2 is respectively equipped with water inlet, delivery port, water inlet is communicated with by water stream channel with delivery port, the stage casing heat exchanger plates 2 of more than a piece to be clamped between left heat exchange end plate 4 and right heat exchange end plate 1 and with its formation one, due to left heat exchange end plate 4, right heat exchange end plate 1, stage casing heat exchanger plates 2 is looked separate, therefore the left heat exchange end plate 4 of adjustable, in the middle of right heat exchange end plate 1, the quantity of clamping stage casing heat exchanger plates 2, to form the heat exchanger that many moneys meet different capacity requirement, can promote the versatility of the cast aluminium heat exchanger of gas-fired water heater, effectively separately due to left heat exchange end plate 4, right heat exchange end plate 1, water route between each stage casing heat exchanger plates 2 is in parallel, therefore, when high power work, only need the quantity adjusting stage casing heat exchanger plates 2, the length of water circuit system need not be extended, the water pump that Need Hierarchy Theory power is not larger, causes cast aluminium heat exchanger applications power when gas-fired water heater not to be restricted.
Further, it also comprises water inlet pipe 9, outlet pipe 10, water inlet pipe 9 is communicated with the water inlet on left heat exchange end plate 4, stage casing heat exchanger plates 2, right heat exchange end plate 1, outlet pipe 10 is communicated with the delivery port on left heat exchange end plate 4, stage casing heat exchanger plates 2, right heat exchange end plate 1, concentrate water inlet, concentrated water outlet makes the resistance of current and leaving water temperature is even, and leaving water temperature is easy to control, can not be sometimes hot and sometimes cold.
Particularly, it also comprises screw rod 11, screw rod 11 in the present embodiment is 4, left heat exchange end plate 4, right heat exchange end plate 1, stage casing heat exchanger plates 2 is provided with multiple flange 13, left heat exchange end plate 4, right heat exchange end plate 1 is provided with screw rod fixing hole between adjacent ribs 13, stage casing heat exchanger plates 2 forms draw-in groove between adjacent ribs 13, described screw rod 11 one end is buckled in left heat exchange end plate 4 by bending part, the side of right heat exchange end plate 1, the other end is through after screw rod fixing hole and draw-in groove, at left heat exchange end plate 4, the opposite side of right heat exchange end plate 1 is by nut collar 5 and nut check, and then by left heat exchange end plate 4, stage casing heat exchanger plates 2, right heat exchange end plate 1 is locked integral, structure is simple, easy realization.
More preferably, the outside of water inlet pipe 9, outlet pipe 10 is equipped with water pipe pressure strip 7, also comprise housing screw 8, water pipe pressure strip 7, left heat exchange end plate 4, stage casing heat exchanger plates 2, right heat exchange end plate 1 are provided with screw fixed hole, water inlet pipe 9, outlet pipe 10 are fixed on left heat exchange end plate 4, stage casing heat exchanger plates 2, right heat exchange end plate 1 through screw fixed hole by housing screw 8, make water inlet pipe 9, outlet pipe 10 fixed, stability is better.
It also comprises sealing gasket 6, water inlet on described left heat exchange end plate 4, stage casing heat exchanger plates 2, right heat exchange end plate 1, delivery port are respectively equipped with seal groove 3, sealing gasket 6 is arranged in seal groove 3, make the water inlet on left heat exchange end plate 4, stage casing heat exchanger plates 2, right heat exchange end plate 1, sealing that delivery port is communicated with water inlet pipe 9, outlet pipe 10 is stronger, prevent the generation of drainage.
Referring to accompanying drawing 6, described left heat exchange end plate 4, stage casing heat exchanger plates 2, right heat exchange end plate 1 are equipped with the deflector 12 making water stream channel be bent into multistage bend, the quantity of deflector 12 is polylith, in the present embodiment be 5 pieces, be separately positioned on the two ends of left heat exchange end plate 4, stage casing heat exchanger plates 2, right heat exchange end plate 1, deflector 12 makes the water of water stream channel just flow out from delivery port through very long route, significantly enhances the heat exchange efficiency of heat exchanger.
Junction between described left heat exchange end plate 4 and stage casing heat exchanger plates 2, between each middle-end heat exchanger plates 2, between stage casing heat exchanger plates 2 and right heat exchange end plate 1 is provided with gluing runner, after left heat exchange end plate 4, stage casing heat exchanger plates 2, the combination of right heat exchange end plate 1, high-temperature plastic is injected to gluing runner, realize the sealing between each heat exchanger plates, heat exchanger is made to become to be integrated, do not need welding, it is firm to seal.
Referring to accompanying drawing 7, each heat exchanger fin of modularization cast aluminium heat exchanger has independent water path, and each water route is by heat exchanger water outlet A 1 ~ A7, and heat exchanger water return outlet B1 ~ B7 is connected in parallel.According to parallel pipeline water resistance least favorable branch road computational methods, total water resistance in parallel equals least favorable branch road water resistance; Total water resistance of connecting equals each section of water resistance sum.Therefore, under same traffic requires, this kind of water route in parallel water resistance is more much smaller than series connection, is conducive to heat exchanger toward high-power modular Directional Extension.
In sum, this kind of cast aluminium heat exchanger is modular construction, only need to make basic heat exchanger fin (left heat exchange end plate 4, stage casing heat exchanger plates 2, right heat exchange end plate 1), heat exchanger is made to become as a whole by connecting, by increasing/reducing stage casing heat exchanger plates 2, the combination of different capacity heat exchanger can be formed, solve because power difference makes more greatly and again the problem of mould, increase the same mould heat exchanger power scope of application, greatly reduce heat exchanger and complete machine cost of manufacture.Meanwhile, heat exchanger is parallel waterway structure, and water resistance reduces, and the water pump that Need Hierarchy Theory power is very not large, causes cast aluminium heat exchanger applications power when gas-fired water heater not to be restricted.
Claims (8)
1. the cast aluminium heat exchanger for gas-fired water heater, comprise left heat exchange end plate (4), right heat exchange end plate (1), characterized by further comprising stage casing heat exchanger plates (2), left heat exchange end plate (4), right heat exchange end plate (1), (2) are respectively equipped with water inlet to stage casing heat exchanger plates, delivery port, water inlet is communicated with by water stream channel with delivery port, the stage casing heat exchanger plates (2) of more than one piece to be clamped between left heat exchange end plate (4) and right heat exchange end plate (1) and to form with it one, it also comprises water inlet pipe (9), outlet pipe (10), water inlet pipe (9) and left heat exchange end plate (4), stage casing heat exchanger plates (2), water inlet on right heat exchange end plate (1) is communicated with, outlet pipe (10) and left heat exchange end plate (4), stage casing heat exchanger plates (2), delivery port on right heat exchange end plate (1) is communicated with, it also comprises and is connected to water inlet pipe (9) respectively, the water pipe pressure strip (7) in the outside of outlet pipe (10).
2. the cast aluminium heat exchanger for gas-fired water heater according to claim 1, it is characterized in that it also comprises screw rod (11), left heat exchange end plate (4), right heat exchange end plate (1) are provided with screw rod fixing hole, and left heat exchange end plate (4), stage casing heat exchanger plates (2), right heat exchange end plate (1) are locked integral through screw rod fixing hole by screw rod (11).
3. the cast aluminium heat exchanger for gas-fired water heater according to claim 2, it is characterized in that described screw rod (11) one end is for being buckled in the bending part of left heat exchange end plate (4), right heat exchange end plate (1) side, the other end passes nut collar (5) and nut check at the opposite side of left heat exchange end plate (4), right heat exchange end plate (1).
4. the cast aluminium heat exchanger for gas-fired water heater according to claim 1, it is characterized in that it also comprises housing screw (8), water pipe pressure strip (7), left heat exchange end plate (4), stage casing heat exchanger plates (2), right heat exchange end plate (1) are provided with screw fixed hole, and water inlet pipe (9), outlet pipe (10) are fixed on left heat exchange end plate (4), stage casing heat exchanger plates (2), right heat exchange end plate (1) through screw fixed hole by housing screw (8).
5. the cast aluminium heat exchanger for gas-fired water heater according to claim 1, it is characterized in that it also comprises sealing gasket (6), the water inlet on described left heat exchange end plate (4), stage casing heat exchanger plates (2), right heat exchange end plate (1), delivery port are communicated with water inlet pipe (9), outlet pipe (10) respectively by sealing gasket (6).
6. the cast aluminium heat exchanger for gas-fired water heater according to claim 5, it is characterized in that the water inlet on described left heat exchange end plate (4), stage casing heat exchanger plates (2), right heat exchange end plate (1), delivery port is respectively equipped with seal groove (3), sealing gasket (6) is arranged in seal groove (3).
7. the cast aluminium heat exchanger for gas-fired water heater according to claim 1, is characterized in that described left heat exchange end plate (4), stage casing heat exchanger plates (2), right heat exchange end plate (1) are equipped with the deflector (12) making water stream channel be bent into multistage bend.
8. the cast aluminium heat exchanger for gas-fired water heater according to claim 1, is characterized in that the junction between described left heat exchange end plate (4) and stage casing heat exchanger plates (2), between stage casing heat exchanger plates (2), between stage casing heat exchanger plates (2) and right heat exchange end plate (1) is provided with gluing runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310498550.6A CN103542526B (en) | 2013-10-23 | 2013-10-23 | For the cast aluminium heat exchanger of gas-fired water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310498550.6A CN103542526B (en) | 2013-10-23 | 2013-10-23 | For the cast aluminium heat exchanger of gas-fired water heater |
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| Publication Number | Publication Date |
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| CN103542526A CN103542526A (en) | 2014-01-29 |
| CN103542526B true CN103542526B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310498550.6A Active CN103542526B (en) | 2013-10-23 | 2013-10-23 | For the cast aluminium heat exchanger of gas-fired water heater |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4432307A (en) * | 1981-08-03 | 1984-02-21 | Societe Industrielle Auer | Gas- or liquid-fired hot water boiler |
| EP0174554A1 (en) * | 1984-09-13 | 1986-03-19 | Ulrich Dipl.-Ing. Klüe | Heat exchanger for the transfer of heat from waste water |
| EP0864838A2 (en) * | 1997-03-11 | 1998-09-16 | Behr GmbH & Co. | Heat exchanger for automotive vehicle |
| CN1648545A (en) * | 2004-08-04 | 2005-08-03 | 张福山 | Gas burning wall hanged furnace |
| JP2005291579A (en) * | 2004-03-31 | 2005-10-20 | Toyotomi Co Ltd | Structure of heat exchanger for hot water |
| CN101839657A (en) * | 2009-03-18 | 2010-09-22 | 湖北拓博热力科技有限责任公司 | Plate cavity-type heat exchanger |
| CN102414531A (en) * | 2009-04-29 | 2012-04-11 | 西屋电气有限责任公司 | Modular plate and shell heat exchanger |
| CN203687370U (en) * | 2013-10-23 | 2014-07-02 | 广东万和新电气股份有限公司 | Cast-aluminum heat exchanger for gas water heating device |
-
2013
- 2013-10-23 CN CN201310498550.6A patent/CN103542526B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4432307A (en) * | 1981-08-03 | 1984-02-21 | Societe Industrielle Auer | Gas- or liquid-fired hot water boiler |
| EP0174554A1 (en) * | 1984-09-13 | 1986-03-19 | Ulrich Dipl.-Ing. Klüe | Heat exchanger for the transfer of heat from waste water |
| EP0864838A2 (en) * | 1997-03-11 | 1998-09-16 | Behr GmbH & Co. | Heat exchanger for automotive vehicle |
| JP2005291579A (en) * | 2004-03-31 | 2005-10-20 | Toyotomi Co Ltd | Structure of heat exchanger for hot water |
| CN1648545A (en) * | 2004-08-04 | 2005-08-03 | 张福山 | Gas burning wall hanged furnace |
| CN101839657A (en) * | 2009-03-18 | 2010-09-22 | 湖北拓博热力科技有限责任公司 | Plate cavity-type heat exchanger |
| CN102414531A (en) * | 2009-04-29 | 2012-04-11 | 西屋电气有限责任公司 | Modular plate and shell heat exchanger |
| CN203687370U (en) * | 2013-10-23 | 2014-07-02 | 广东万和新电气股份有限公司 | Cast-aluminum heat exchanger for gas water heating device |
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| CN103542526A (en) | 2014-01-29 |
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