CN204494831U - Water heater and heat exchanger thereof - Google Patents
Water heater and heat exchanger thereof Download PDFInfo
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- CN204494831U CN204494831U CN201520084052.1U CN201520084052U CN204494831U CN 204494831 U CN204494831 U CN 204494831U CN 201520084052 U CN201520084052 U CN 201520084052U CN 204494831 U CN204494831 U CN 204494831U
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Abstract
The utility model discloses a kind of water heater and heat exchanger thereof, comprise water inlet pipe, outlet pipe and at least two group communicating pipes, molded the heat exchange main body of combustion chamber, heat pipe, heat exchange fin by aluminium alloy integrated die-casting, heat pipe is provided with at least three, and every root heat pipe all protrudes out first end and second end of heat exchange main body; One group of communicating pipe and water inlet pipe are positioned at the first end of heat exchange main body, and water inlet pipe is used for being communicated with the heat pipe protruding out heat exchange main body first end, communicating pipe for protrude out heat exchange main body first end all the other heat pipes between be communicated with; Another group communicating pipe and outlet pipe are positioned at the second end of heat exchange main body, and described outlet pipe is used for being communicated with the heat pipe protruding out heat exchange main body first end, communicating pipe for protrude out heat exchange main body first end all the other heat pipes between be communicated with.The invention also discloses a kind of water heater.The utility model water heater not only provides cost savings, but also improves bulk strength and the heat transfer efficiency of heat exchanger.
Description
Technical field
The utility model relates to technical field of water heaters, particularly relates to a kind of water heater and heat exchanger thereof.
Background technology
The heat exchange structure of existing heat-exchanger for gas-fired, all adopt red copper heat pipe to intert in fin, and red copper material cost of manufacture is higher, therefore people start to adopt lower-cost aluminum alloy material to make.But existing heat exchanger makes to be needed to wear some fins on heat pipe, and arranges coil pipe in periphery, combustion chamber, and not only efficiency is low, and the aluminum alloy heat exchanger intensity made is lower.
Utility model content
Main purpose of the present utility model is to provide a kind of water heater and heat exchanger thereof, is intended to save cost, and improves the intensity of the heat exchanger of water heater.
In order to achieve the above object, the utility model provides a kind of water-heater heat-exchanging device, comprise the heat exchange main body being molded combustion chamber, heat pipe, heat exchange fin by aluminium alloy integrated die-casting, described heat pipe is provided with at least three, and every root heat pipe all protrudes out first end and second end of heat exchange main body; Described hot water heat exchanger also comprises water inlet pipe, outlet pipe and first group of communicating pipe, second group of communicating pipe, first group of communicating pipe and water inlet pipe are positioned at the first end of heat exchange main body, described water inlet pipe is used for being communicated with the heat pipe protruding out described heat exchange main body first end, described first group of communicating pipe for protrude out described heat exchange main body first end all the other heat pipes between connection; Second group of communicating pipe and outlet pipe are positioned at the second end of heat exchange main body, described outlet pipe is used for being communicated with the heat pipe protruding out described heat exchange main body first end, described second communicating pipe for protrude out described heat exchange main body first end all the other heat pipes between be communicated with.
Preferably, described combustion chamber, heat pipe, heat exchange fin form described heat exchange body by aluminium alloy integrated die-casting is shaping together.
Preferably, also coil pipe is provided with outside described combustion chamber; Described coil pipe is communicated with described water inlet pipe away from one end of heat exchange fin, and described coil pipe is communicated with the heat pipe protruding out heat exchange main body second end by communicating pipe near one end of heat exchange fin.
Preferably, described coil pipe forms described heat exchange body by aluminium alloy integrated die-casting is shaping together with combustion chamber, heat pipe, heat exchange fin; Described coil pipe is also provided with opening near the position of heat exchange main body first end and the second end; Described opening is by plug shutoff.
Preferably, described in be positioned at heat exchange main body first end communicating pipe form right end cap by aluminium alloy integrated die-casting, the communicating pipe being positioned at heat exchange main body second end forms left end cap by aluminium alloy integrated die-casting.
Preferably, the surfaces externally and internally of described left end cap, right end cap all adopts chemical nickel plating surface treatment.
Preferably, described left end cap and right end cap are provided with opening, and described opening is by plug shutoff.
Preferably, seal welding process is adopted between described plug and described opening.
Preferably, described heat exchange main body and the surfaces externally and internally of communicating pipe all adopt chemical nickel plating surface treatment.
Preferably, the junction between described communicating pipe and heat pipe adopts seal welding process.
In addition, for achieving the above object, the utility model additionally provides a kind of water heater comprising above-mentioned heat exchanger structure.
To sum up, the utility model water heater has following beneficial effect relative to the water heater of prior art:
(1) heat exchanger main body adopts integral Al-alloy die casting, and intensity is high; And fin and water channel entirety heat transfer, improve heat transfer efficiency;
(2) be communicated with the integrative-structure adopting aluminium alloy compression casting shaping communicating pipe of the heat pipe in heat exchanger main body, i.e. left end cap and right end cap, not only strengthens the intensity of communicating pipe, but also facilitates installation.
(3) each structural design of fittings of water heater can make the surfaces externally and internally process of aluminium alloy, can improve service life, and makes water nonpollution much cleaner, better to user's body;
(4) adopt aluminum alloy die-casting technological greatly to enhance productivity, and reduce costs.
Accompanying drawing explanation
Fig. 1 be the utility model heat exchanger face structural representation;
Fig. 2 is the structural representation of the heat exchanger right side view shown in Fig. 1;
Fig. 3 is the structural representation of the utility model heat exchanger left side view shown in Fig. 1;
Fig. 4 is for the heat exchanger shown in Fig. 1 is along the cross-sectional view of A-A line;
Fig. 5 is for the heat exchanger shown in Fig. 1 is along the cross-sectional view of B-B line;
Fig. 6 is for the heat exchanger shown in Fig. 1 is along the cross-sectional view of C-C line;
Fig. 7 is for the heat exchanger shown in Fig. 1 is along the cross-sectional view of D-D line.
Fig. 8 be the utility model heat exchange main body face structural representation;
Fig. 9 is the structural representation of the heat exchange main body right side view shown in Fig. 8;
Figure 10 is the structural representation of the heat exchange main body left side view shown in Fig. 8;
Figure 11 be the right end cap of the utility model heat exchanger face structural representation;
Figure 12 is the backsight structural representation of the right end cap of the utility model heat exchanger;
Figure 13 is for the right end cap shown in Figure 12 is along the sectional structure schematic diagram of E-E;
Figure 14 be the left end cap of the utility model heat exchanger face structural representation;
Figure 15 is the backsight structural representation of the left end cap of the utility model heat exchanger;
Figure 16 is for the left end cap shown in Figure 15 is along the sectional structure schematic diagram of F-F.
In order to make the technical solution of the utility model clearly, understand, be described in further detail below in conjunction with accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of heat exchanger.As shown in Figure 1 to Figure 3, Fig. 1 be the utility model heat exchanger face structural representation; Fig. 2 is the structural representation of the heat exchanger right side view shown in Fig. 1; Fig. 3 is the structural representation of the utility model heat exchanger left side view shown in Fig. 1.This heat exchanger comprises heat exchange main body, left end cap 60, right end cap 50, water inlet pipe 70, outlet pipe 80 and plug 90.
Particularly, as shown in Figures 4 to 6, Fig. 4 is for the heat exchanger shown in Fig. 1 is along the cross-sectional view of A-A line; Fig. 5 is for the heat exchanger shown in Fig. 1 is along the cross-sectional view of B-B line; Fig. 6 is for the heat exchanger shown in Fig. 1 is along the cross-sectional view of C-C line; Fig. 7 is for the heat exchanger shown in Fig. 1 is along the cross-sectional view of D-D line.Heat exchange main body comprise molded by aluminium alloy integrated die-casting combustion chamber 10, heat pipe 20, heat exchange fin 30 and coil pipe 40.Heat exchange fin 30 is positioned at the top of combustion chamber 10.Described heat pipe 20 is many, and is arranged in heat exchange fin 30, and protrudes out heat exchange main body two ends.Coil pipe 40 is coiled on combustion chamber 10, and spirals up around the side of combustion chamber 10 by bottom combustion chamber 10.In the present embodiment, this coil pipe 40 comprises the first segmentation 41, second segmentation 42 and the 3rd segmentation 43.Wherein,
One end of first segmentation 41 is positioned at the first end 101 of heat exchange main body, and forms water inlet port 411; The other end of the first segmentation 41 extends to another side 103b of combustion chamber 10 along the side 103a of combustion chamber 10 always, and is communicated with one end of the second segmentation 42 on the first end 101 being positioned at heat exchange main body.And the cross section due to combustion chamber 10 is quadrangle, after therefore the first segmentation 41 and the side of combustion chamber 10 are fitted, the knuckle place of the first segmentation 41 will form perforate, and this perforate, by plug 90 shutoff, forms to make this first segmentation 41 water route closed.
One end that 3rd segmentation 43 is positioned on the first end 101 of heat exchange main body is communicated with the other end of described second segmentation 42, and the other end of the 3rd segmentation 43 extends to another side 103b of combustion chamber along the side 103a of combustion chamber 10 always, and forms water outlet port 432.And the cross section due to combustion chamber 10 is quadrangle, after therefore the 3rd segmentation 43 and the side of combustion chamber 10 are fitted, the knuckle place of the 3rd segmentation 43 will form perforate, and this perforate, by plug 90 shutoff, forms to make the 3rd segmentation 43 water route closed.
Composition graphs 8-Figure 10, Fig. 8 be the utility model heat exchange main body face structural representation; Fig. 9 is the structural representation of the heat exchange main body right side view shown in Fig. 8; Figure 10 is the structural representation of the heat exchange main body left side view shown in Fig. 8.In the present embodiment, heat pipe 20 is 5, and one end of heat pipe 20 protrudes out the first end 101 of heat exchange main body, and the other end of heat pipe 20 protrudes out the second end 102 of heat exchange main body.Wherein, the end correspondence protruding out the heat pipe 20 of the first end 101 of heat exchange main body forms corresponding heat pipe opening 21a, 22a, 23a, 24a, 25a, and the end protruding out the heat pipe 20 of the second end 102 of heat exchange main body forms corresponding heat pipe opening 21b, 22b, 23b, 24b, 25b.Be understandable that, the shape of cross section of above-mentioned heat pipe 20 can be circle, ellipse, oblateness, rectangle, square.
After above-mentioned heat exchange main body is shaping, by two groups of communicating pipes, connection, heat pipe 20 between heat pipe 20 are communicated with coil pipe 40, can conducting water circuit system.One group of first end being arranged on heat exchange main body communicating pipe, another group is arranged on the second end of heat exchange main body communicating pipe.Particularly, by some U-shaped communicating pipes, the water outlet port 432 of coil pipe 40 is communicated with heat pipe opening 21a, heat pipe opening 22a is communicated with heat pipe opening 23a, heat pipe opening 24a is communicated with heat pipe opening 25a, heat pipe opening 21b is communicated with heat pipe opening 22b, heat pipe opening 23b is communicated with heat pipe opening 24b.And then the water inlet port 411 of water inlet pipe 70 with described coil pipe 40 is communicated with, outlet pipe 80 is communicated with heat pipe opening 25b.Therefore, the path of water circuit system is: water is entered by water inlet pipe 70, and enters along the water inlet port 411 of coil pipe 40, is flowed out by the water outlet port 432 of coil pipe 40; Then flow into heat pipe 20 by heat pipe opening 21a, and flow through heat pipe opening 21b, heat pipe opening 22b, heat pipe opening 22a, heat pipe opening 23a, heat pipe opening 23b, heat pipe opening 24b, heat pipe opening 24a, the heat pipe opening 25a of heat pipe 20 successively; Finally flow out heat pipe 20 by heat pipe opening 25b, and flowed out by outlet pipe 80.
Conveniently install, the present embodiment also can be one-body molded by the multiple U-shaped communicating pipe be positioned on heat exchange main body first end 101 and the second end 102.
As shown in Figure 11 to Figure 13, be shaped to the integrative-structure with multiple communicating pipe by aluminium alloy compression casting, be namely positioned at the right end cap 50 on heat exchange main body first end 101.Wherein, six perforates that this right end cap 50 comprises end cap body and offers on this end cap body, i.e. the first perforate 501, second perforate 502, the 3rd perforate 503, the 4th perforate 504, the 5th perforate 505, the 6th perforate 506.And being also provided with three passages in the end cap body of this right end cap 50, this passage is for being communicated with two perforates.As shown in figure 13, be communicated with by passage 51 between the 5th perforate 505 and the 6th perforate 506.And the 5th perforate 505 is for docking with heat pipe opening 24a, the 6th perforate 506 is for docking with heat pipe opening 25a, thus the heat pipe achieving heat pipe opening 24a place is communicated with the heat pipe at heat pipe opening 25a place.
In like manner, by channel connection the 3rd perforate 503 and the 4th perforate 504.And the 3rd perforate 503 is for docking with heat pipe opening 22a, the 4th perforate 504 is for docking with heat pipe opening 23a, thus the heat pipe achieving heat pipe opening 22a place is communicated with the heat pipe at heat pipe opening 23a place.By channel connection first perforate 501 and the second perforate 502.And the first perforate 501 is for docking with the water outlet port 432 of coil pipe 40, the second perforate 502 for docking with heat pipe opening 21a, thus achieves coil pipe 40 and is communicated with heat pipe 20.
As shown in Figure 14 to Figure 16, be shaped to the integrative-structure with multiple communicating pipe by aluminium alloy compression casting, be namely positioned at the left end cap 60 on heat exchange main body first end 102.Wherein, four perforates that this left end cap 60 comprises end cap body and offers on this end cap body, i.e. the 7th perforate 601, the 8th perforate 602, the 9th perforate 603, the tenth perforate 604.And being also provided with two passages in the end cap body of this left end cap 50, this passage is for being communicated with two perforates.As shown in 16, be communicated with by passage 61 between the 9th perforate 603 and the tenth perforate 604.And the 9th perforate 603 is for docking with heat pipe opening 22b, the tenth perforate 604 is for docking with heat pipe opening 21b, thus the heat pipe achieving heat pipe opening 21b place is communicated with the heat pipe at heat pipe opening 22b place.
In like manner, by channel connection the 7th perforate 601 and the 8th perforate 602.And the 7th perforate 601 is for docking with heat pipe opening 24b, the 8th perforate 602 is for docking with heat pipe opening 23b, thus the heat pipe achieving heat pipe opening 22b place is communicated with the heat pipe at heat pipe opening 24b place.
By left end cap 60 and right end cap 50, achieve the connection between every root heat pipe, and being communicated with between heat pipe with coil pipe.And formed by aluminium alloy integrated die-casting due to this left end cap 60 and right end cap 50, not only strengthen the intensity of communicating pipe, but also facilitate installation.
In addition, because left end cap 60 and right end cap 50 are in press casting procedure, the side of each passage all will form opening, therefore in order to ensure the closure of water circuit system, also will arrange plug 90 in the present embodiment, by its shutoff.
Further, put solder at each interface, and use method for welding seal welding, to strengthen the bonding strength of interface.The surfaces externally and internally of heat exchange main body, left end cap 60, right end cap 50 and water inlet pipe 70, outlet pipe 80 all adopts chemical nickel plating process of surface treatment, makes the surfaces externally and internally favorable anti-corrosion effect of part, long service life.
To sum up, the utility model water heater has following beneficial effect relative to the water heater of prior art:
(1) heat exchanger main body adopts integral Al-alloy die casting, and intensity is high; And fin and water channel entirety heat transfer, improve heat transfer efficiency;
(2) be communicated with the integrative-structure adopting aluminium alloy compression casting shaping communicating pipe of the heat pipe in heat exchanger main body, i.e. left end cap and right end cap, not only strengthens the intensity of communicating pipe, but also facilitates installation.
(3) each structural design of fittings of water heater can make the surfaces externally and internally process of aluminium alloy, can improve service life, and makes water nonpollution much cleaner, better to user's body;
(4) adopt aluminum alloy die-casting technological greatly to enhance productivity, and reduce costs.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (11)
1. a water-heater heat-exchanging device, it is characterized in that, described water-heater heat-exchanging device comprises the heat exchange main body being molded combustion chamber, heat pipe, heat exchange fin by aluminium alloy integrated die-casting, and described heat pipe is provided with at least three, and every root heat pipe all protrudes out first end and second end of heat exchange main body; Described hot water heat exchanger also comprises water inlet pipe, outlet pipe and first group of communicating pipe, second group of communicating pipe, first group of communicating pipe and water inlet pipe are positioned at the first end of heat exchange main body, described water inlet pipe is used for being communicated with the heat pipe protruding out described heat exchange main body first end, described first group of communicating pipe for protrude out described heat exchange main body first end all the other heat pipes between connection; Second group of communicating pipe and outlet pipe are positioned at the second end of heat exchange main body, described outlet pipe is used for being communicated with the heat pipe protruding out described heat exchange main body first end, described second communicating pipe for protrude out described heat exchange main body first end all the other heat pipes between be communicated with.
2. water-heater heat-exchanging device as claimed in claim 1, it is characterized in that, described combustion chamber, heat pipe, heat exchange fin form described heat exchange body by aluminium alloy integrated die-casting is shaping together.
3. water-heater heat-exchanging device as claimed in claim 1, is characterized in that, be also provided with coil pipe outside described combustion chamber; Described coil pipe is communicated with described water inlet pipe away from one end of heat exchange fin, and described coil pipe is communicated with the heat pipe protruding out heat exchange main body second end by communicating pipe near one end of heat exchange fin.
4. water-heater heat-exchanging device as claimed in claim 3, it is characterized in that, described coil pipe forms described heat exchange body by aluminium alloy integrated die-casting is shaping together with combustion chamber, heat pipe, heat exchange fin; Described coil pipe is also provided with opening near the position of heat exchange main body first end and the second end; Described opening is by plug shutoff.
5. the hot water heat exchanger as described in any one of claim 1-4, it is characterized in that, the described communicating pipe being positioned at heat exchange main body first end forms right end cap by aluminium alloy integrated die-casting, and the communicating pipe being positioned at heat exchange main body second end forms left end cap by aluminium alloy integrated die-casting.
6. water-heater heat-exchanging device as claimed in claim 5, it is characterized in that, the surfaces externally and internally of described left end cap, right end cap all adopts chemical nickel plating surface treatment.
7. water-heater heat-exchanging device as claimed in claim 5, it is characterized in that, described left end cap and right end cap are provided with opening, and described opening is by plug shutoff.
8. water-heater heat-exchanging device as claimed in claim 7, is characterized in that, adopt seal welding process between described plug and described opening.
9. water-heater heat-exchanging device as claimed in claim 1, it is characterized in that, described heat exchange main body and the surfaces externally and internally of communicating pipe all adopt chemical nickel plating surface treatment.
10. water-heater heat-exchanging device as claimed in claim 1, it is characterized in that, the junction between described communicating pipe and heat pipe adopts seal welding process.
11. 1 kinds of water heaters, is characterized in that, comprise the heat exchanger as described in any one of claim 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520084052.1U CN204494831U (en) | 2015-02-05 | 2015-02-05 | Water heater and heat exchanger thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520084052.1U CN204494831U (en) | 2015-02-05 | 2015-02-05 | Water heater and heat exchanger thereof |
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| Publication Number | Publication Date |
|---|---|
| CN204494831U true CN204494831U (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520084052.1U Expired - Fee Related CN204494831U (en) | 2015-02-05 | 2015-02-05 | Water heater and heat exchanger thereof |
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| Country | Link |
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| CN (1) | CN204494831U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713234A (en) * | 2015-02-05 | 2015-06-17 | 芜湖美的厨卫电器制造有限公司 | Water heater heat exchanger and manufacturing method thereof |
-
2015
- 2015-02-05 CN CN201520084052.1U patent/CN204494831U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713234A (en) * | 2015-02-05 | 2015-06-17 | 芜湖美的厨卫电器制造有限公司 | Water heater heat exchanger and manufacturing method thereof |
| CN104713234B (en) * | 2015-02-05 | 2018-09-28 | 芜湖美的厨卫电器制造有限公司 | Water-heater heat-exchanging device and its manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20210205 |
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| CF01 | Termination of patent right due to non-payment of annual fee |