CN104713234B - Water-heater heat-exchanging device and its manufacturing method - Google Patents
Water-heater heat-exchanging device and its manufacturing method Download PDFInfo
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- CN104713234B CN104713234B CN201510062025.9A CN201510062025A CN104713234B CN 104713234 B CN104713234 B CN 104713234B CN 201510062025 A CN201510062025 A CN 201510062025A CN 104713234 B CN104713234 B CN 104713234B
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Abstract
The present invention discloses water-heater heat-exchanging device, including water inlet pipe, outlet pipe and first group of communicating pipe, second group of communicating pipe, molded by aluminium alloy integrated die-casting combustion chamber, heat conducting pipe, heat exchange fin heat exchange main body, heat conducting pipe is equipped at least three, and every heat conducting pipe protrudes out the first end and second end of heat exchange main body；First group of communicating pipe and water inlet pipe are located at the first end of heat exchange main body, and water inlet pipe is used to be connected to the heat conducting pipe for protruding out heat exchange body first end, is connected between remaining heat conducting pipe for being used to protrude out heat exchange body first end first group of communicating pipe；Second group of communicating pipe and outlet pipe are located at the second end of heat exchange main body, and outlet pipe is used to be connected to the heat conducting pipe for protruding out heat exchange body first end, is connected between remaining heat conducting pipe for being used to protrude out heat exchange body first end second group of communicating pipe.The invention also discloses the manufacturing methods of water-heater heat-exchanging device.The present invention not only saves cost, and also improves the integral strength and heat transfer efficiency of heat exchanger.
Description
Technical field
The present invention relates to technical field of water heaters more particularly to a kind of water-heater heat-exchanging device and its manufacturing methods.
Background technology
The heat exchange structure of existing heat-exchanger for gas-fired is all made of red copper heat conducting pipe and is interspersed in fin, and purple
Copper material cost of manufacture is higher, therefore people start to be made of lower-cost aluminum alloy material.But it existing changes
Hot device, which makes, needs to wear several fins on heat conducting pipe, and coil pipe is arranged in combustion chamber periphery, and not only efficiency is low, and makes
Aluminum alloy heat exchanger intensity it is relatively low.
Invention content
The main purpose of the present invention is to provide a kind of water-heater heat-exchanging device and its manufacturing methods, it is intended to cost is saved, and
Improve the intensity of the heat exchanger of water heater.
In order to achieve the above object, the present invention provides a kind of water-heater heat-exchanging device, the water-heater heat-exchanging device include by
Aluminium alloy integrated die-casting mold combustion chamber, heat conducting pipe, heat exchange fin heat exchange main body, the heat exchange fin be set to the burning
The top of room；The heat conducting pipe is equipped at least three, and every heat conducting pipe protrudes out the first end and second end of heat exchange main body；
The hot water heat exchanger further includes 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 be located at heat exchange main body first end, the water inlet pipe be used for protrude out it is described heat exchange body first end a heat conducting pipe
Connection, first group of communicating pipe be used for protrude out it is described heat exchange body first end remaining heat conducting pipe between connection；Second
Group communicating pipe and outlet pipe are located at the second end of heat exchange main body, and the outlet pipe is used for and protrudes out the heat exchange body first end
A heat conducting pipe connection, second group of communicating pipe be used for protrude out it is described heat exchange body first end remaining heat conducting pipe between connect
It is logical；
It is additionally provided with coil pipe on the outside of the combustion chamber, the coil pipe is coiled on the combustion chamber, and by the burning
Room bottom spirals up around the side of combustion chamber；The one end of the coil pipe far from the heat exchange fin connects with the water inlet pipe
Logical, the coil pipe by second group of communicating pipe and protrudes out one of the body second end that exchanges heat and leads close to one end of heat exchange fin
Heat pipe is connected to.
Preferably, the combustion chamber, heat conducting pipe, heat exchange fin are molded by aluminium alloy integrated die-casting form the heat exchange together
Ontology.
Preferably, it is additionally provided with coil pipe on the outside of the combustion chamber；The one end of the coil pipe far from heat exchange fin with it is described
Water inlet pipe is connected to, and the coil pipe by second group of communicating pipe and protrudes out heat exchange main body the close to one end of the heat exchange fin
A piece heat conducting pipe at two ends is connected to.
Preferably, the coil pipe is molded by aluminium alloy integrated die-casting together with combustion chamber, heat conducting pipe, heat exchange fin and is formed
The heat exchange ontology；The coil pipe is additionally provided with opening at the position of heat exchange body first end and second end；The opening
It is blocked by plug.
Preferably, described communicating pipe right end cap to be formed by aluminium alloy integrated die-casting positioned at heat exchange body first end, it is located at
Heat exchange body second end forms left end cap communicating pipe by aluminium alloy integrated die-casting.
Preferably, the left end cap and right end cap are equipped with opening, and the opening is blocked by plug.
Preferably, the heat exchange main body and the surfaces externally and internally of communicating pipe are all made of chemical nickel plating surface treatment.
Preferably, the cross-sectional shape of the heat conducting pipe can be circle, ellipse, oblateness, rectangle, square.
In addition, to achieve the above object, the present invention also provides a kind of manufacturing method of water-heater heat-exchanging device, feature exists
In the manufacturing method of the water-heater heat-exchanging device includes the following steps：
According to pre-set heat exchange main body die casting, molded with combustion chamber, heat conduction by aluminium alloy integrated die-casting
The heat exchange main body of pipe, heat exchange fin, wherein the heat conducting pipe is equipped at least three, and every heat conducting pipe protrudes out heat exchange main body
First end and second end；
Water inlet pipe, outlet pipe and two groups of communicating pipes are provided, the of heat exchange main body will be located at first group of communicating pipe and water inlet pipe
One end, the water inlet pipe are used to be connected to a heat conducting pipe for protruding out the heat exchange body first end, first group of connection
Pipe is connected between remaining heat conducting pipe for protruding out the heat exchange body first end；Second group of communicating pipe and outlet pipe, which are located at, to be changed
The second end of hot main body, the outlet pipe is used to be connected to a heat conducting pipe for protruding out the heat exchange body first end, described
It is connected between remaining heat conducting pipe for being used to protrude out the heat exchange body first end second group of communicating pipe.
Preferably, described communicating pipe structure to be molded as one using aluminium alloy compression casting positioned at heat exchange body first end；Institute
Rheme is molded as one structure communicating pipe in heat exchange body second end using aluminium alloy compression casting.
Preferably, the manufacturing method of the water-heater heat-exchanging device further includes：
Chemical nickel plating surface treatment is all made of to the heat exchange ontology and the surfaces externally and internally of communicating pipe.
Preferably, the combustion chamber periphery is additionally provided with coil pipe, and the coil pipe and combustion chamber, heat conducting pipe, heat exchange wing
Piece is molded by aluminium alloy integrated die-casting forms the heat exchange ontology together.
Preferably, the manufacturing method of the water-heater heat-exchanging device further includes：
Plug is provided, the opening on the coil pipe for the main body that exchanges heat is blocked.
To sum up, the water heater of water heater of the present invention compared with the existing technology has the advantages that：
(1) heat exchanger main body uses integral Al-alloy die casting, intensity high；And fin and water channel integrally conduct heat, and improve
Heat transfer efficiency；
(2) communicating pipe for the heat conducting pipe being connected in heat exchanger main body uses the molding integral structure of aluminium alloy compression casting, i.e., left
End cap and right end cap, not only strengthen the intensity of communicating pipe, but also facilitate installation.
(3) the surfaces externally and internally processing that each structural design of fittings of water heater can enable aluminum alloy to, can be improved service life, and make water
It is much cleaner that matter is pollution-free, more preferable to user's body；
(4) production efficiency is greatly improved using aluminum alloy die-casting technological, and reduces cost.
Description of the drawings
Fig. 1 is the positive structure diagram of present invention heat exchanger；
Fig. 2 is the structural schematic diagram of heat exchanger right side view shown in FIG. 1；
Fig. 3 is the structural schematic diagram of present invention heat exchanger left side view shown in FIG. 1；
Fig. 4 is cross-sectional view of the heat exchanger shown in FIG. 1 along line A-A；
Fig. 5 is cross-sectional view of the heat exchanger shown in FIG. 1 along line B-B；
Fig. 6 is cross-sectional view of the heat exchanger shown in FIG. 1 along line C-C；
Fig. 7 is cross-sectional view of the heat exchanger shown in FIG. 1 along line D-D.
Fig. 8 is the positive structure diagram of present invention heat exchange main body；
Fig. 9 is the structural schematic diagram of heat exchange main body right side view shown in Fig. 8；
Figure 10 is the structural schematic diagram of heat exchange main body left side view shown in Fig. 8；
Figure 11 is the positive structure diagram of the right end cap of present invention heat exchanger；
Figure 12 is the backsight structural representation of the right end cap of present invention heat exchanger；
Figure 13 is right end cap shown in Figure 12 along the schematic cross-sectional view of E-E；
Figure 14 is the positive structure diagram of the left end cap of present invention heat exchanger；
Figure 15 is the backsight structural representation of the left end cap of present invention heat exchanger；
Figure 16 is schematic cross-sectional view of the left end cap shown in figure 15 along F-F；
Figure 17 is the flow diagram of the manufacturing method first embodiment of water-heater heat-exchanging device of the present invention；
Figure 18 is the flow diagram of the manufacturing method second embodiment of water-heater heat-exchanging device of the present invention.
In order to keep technical scheme of the present invention clearer, clear, it is described in further detail below in conjunction with attached drawing.
Specific implementation mode
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of heat exchangers.As shown in Figure 1 to Figure 3, Fig. 1 is that the facing structure of present invention heat exchanger is illustrated
Figure；Fig. 2 is the structural schematic diagram of heat exchanger right side view shown in FIG. 1；Fig. 3 is to be regarded on the left of present invention heat exchanger shown in FIG. 1
The structural schematic diagram of figure.The heat exchanger includes heat exchange main body, left end cap 60, right end cap 50, water inlet pipe 70, outlet pipe 80 and plug
90。
Specifically, as shown in Figures 4 to 6, Fig. 4 is cross-sectional view of the heat exchanger shown in FIG. 1 along line A-A；Fig. 5
It is heat exchanger shown in FIG. 1 along the cross-sectional view of line B-B；Fig. 6 is section knot of the heat exchanger shown in FIG. 1 along line C-C
Structure schematic diagram；Fig. 7 is cross-sectional view of the heat exchanger shown in FIG. 1 along line D-D.Heat exchange main body includes by aluminium alloy one
Combustion chamber 10, heat conducting pipe 20, heat exchange fin 30 and the coil pipe 40 that die cast goes out.Heat exchange fin 30 is located at the upper of combustion chamber 10
Side.The heat conducting pipe 20 is more, and is arranged in heat exchange fin 30, and protrudes out heat exchange main body both ends.Coil pipe 40 coils
It spirals up around the side of combustion chamber 10 on combustion chamber 10, and by 10 bottom of combustion chamber.In the present embodiment, the coil pipe 40 packet
Include the first segmentation 41, second segmentation 42 and third segmentation 43.Wherein,
One end of first segmentation 41 is located at the first end 101 of heat exchange main body, and forms water inlet port 411；First segmentation 41
Side 103a of the other end along combustion chamber 10 extend to another side 103b of combustion chamber 10, and with positioned at heat exchange main body
First end 101 on second segmentation 42 one end connection.Moreover, because the section of combustion chamber 10 is in quadrangle, therefore first
After segmentation 41 is bonded with the side of combustion chamber 10, trepanning will be formed at the dog-ear of the first segmentation 41, the trepanning is by 90 envelope of plug
It is stifled, so that first segmentation 41 forms closed water route.
The other end that third segmentation 43 is located at one end and second segmentation 42 in the first end 101 of heat exchange main body connects
Logical, the side 103a of the other end of third segmentation 43 along combustion chamber 10 extends to another side 103b of combustion chamber, and shape
At water outlet port 432.Moreover, because the section of combustion chamber 10 is in quadrangle, therefore the side of third segmentation 43 and combustion chamber 10
After fitting, trepanning will be formed at the dog-ear of third segmentation 43, which is blocked by plug 90, so that third segmentation 43 is formed
Closed water route.
In conjunction with the positive structure diagram that Fig. 8-Figure 10, Fig. 8 are present invention heat exchange main body；Fig. 9 leads for heat exchange shown in Fig. 8
The structural schematic diagram of body right side view；Figure 10 is the structural schematic diagram of heat exchange main body left side view shown in Fig. 8.In the present embodiment
Heat conducting pipe 20 is 5, and one end of heat conducting pipe 20 protrudes out the first end 101 of heat exchange main body, and the other end of heat conducting pipe 20 protrudes out
Go out the second end 102 for the main body that exchanges heat.Wherein, the end for protruding out the heat conducting pipe 20 of the first end 101 of heat exchange main body is correspondingly formed
Corresponding heat conduction tube opening 21a, 22a, 23a, 24a, 25a protrude out the end of the heat conducting pipe 20 of the second end 102 of heat exchange main body
Form corresponding heat conduction tube opening 21b, 22b, 23b, 24b, 25b.It is understood that the cross-sectional shape of above-mentioned heat conducting pipe 20
Can be circle, ellipse, oblateness, rectangle, square.
After above-mentioned heat exchange main body molding, by connection, heat conducting pipe 20 between heat conducting pipe 20 and it can be coiled by two groups of communicating pipes
Pipe 40 is connected to, you can conducting water circuit system.One group is arranged the first end in heat exchange main body communicating pipe, and another group of communicating pipe setting exists
The second end for the main body that exchanges heat.Specifically, by several U-shaped communicating pipes by the water outlet port 432 of coil pipe 40 and heat conduction tube opening
21a is connected to, and heat conduction tube opening 22a is connected to heat conduction tube opening 23a, and heat conduction tube opening 24a and heat conduction tube opening 25a are connected
It is logical, heat conduction tube opening 21b is connected to heat conduction tube opening 22b, heat conduction tube opening 23b is connected to heat conduction tube opening 24b.Then
Water inlet pipe 70 is connected to the water inlet port 411 of the coil pipe 40 again, outlet pipe 80 is connected to heat conduction tube opening 25b.Cause
This, the path of water circuit system is：Water is entered by water inlet pipe 70, and is entered along the water inlet port 411 of coil pipe 40, by coil pipe 40
Water outlet port 432 flow out；Then heat conducting pipe 20 is flowed by heat conduction tube opening 21a, and followed by the heat conducting pipe of heat conducting pipe 20
Be open 21b, heat conduction tube opening 22b, heat conduction tube opening 22a, heat conduction tube opening 23a, heat conduction tube opening 23b, heat conduction tube opening
24b, heat conduction tube opening 24a, heat conduction tube opening 25a；Heat conducting pipe 20 is finally flowed out by heat conduction tube opening 25b, and by outlet pipe 80
Outflow.
In order to facilitate the installation of, the present embodiment can also be by multiple U on heat exchange body first end 101 and second end 102
Type communicating pipe is integrally formed.
As shown in Figure 11 to Figure 13, the integral structure with multiple communicating pipes is shaped to by aluminium alloy compression casting, that is, be located at
The right end cap 50 to exchange heat on body first end 101.Wherein, which includes end cap ontology and is opened on the end cap ontology
If six trepannings, i.e. the first trepanning 501, the second trepanning 502, third trepanning 503, the 4th trepanning 504, the 5th trepanning 505,
Six trepannings 506.And three channels are additionally provided in the end cap ontology of the right end cap 50, the channel is for being connected to two trepannings.Such as
Shown in Figure 13, it is connected to by channel 51 between the 5th trepanning 505 and the 6th trepanning 506.And the 5th trepanning 505 is used for and is led
Heat pipe opening 24a docking, the 6th trepanning 506 with heat conduction tube opening 25a for docking, to realize heat conduction tube opening 24a institutes
Heat conducting pipe be connected to the heat conducting pipe where heat conduction tube opening 25a.
Similarly, third trepanning 503 and the 4th trepanning 504 are connected to by channel.And third trepanning 503 with heat conducting pipe for opening
Mouth 22a docking, the 4th trepanning 504 with heat conduction tube opening 23a for docking, to realize leading where heat conduction tube opening 22a
Heat pipe is connected to the heat conducting pipe where heat conduction tube opening 23a.It is connected to the first trepanning 501 and the second trepanning 502 by channel.And the
For being docked with the water outlet port 432 of coil pipe 40, the second trepanning 502 is used to dock with heat conduction tube opening 21a for one trepanning 501,
It is connected to heat conducting pipe 20 to realize coil pipe 40.
As shown in Figure 14 to Figure 16, the integral structure for being shaped to have multiple communicating pipes by aluminium alloy compression casting is located at
The left end cap 60 to exchange heat on body first end 102.Wherein, which includes end cap ontology and is opened up on the end cap ontology
Four trepannings, i.e. the 7th trepanning 601, the 8th trepanning 602, the 9th trepanning 603, the tenth trepanning 604.And the left end cap 50
Two channels are additionally provided in end cap ontology, the channel is for being connected to two trepannings.As shown in 16, the 9th trepanning 603 and the tenth
It is connected to by channel 61 between trepanning 604.And the 9th trepanning 603 is used to dock with heat conduction tube opening 22b, the tenth trepanning 604
For being docked with heat conduction tube opening 21b, to realize the heat conducting pipe where heat conduction tube opening 21b and heat conduction tube opening 22b institutes
Heat conducting pipe connection.
Similarly, the 7th trepanning 601 and the 8th trepanning 602 are connected to by channel.And the 7th trepanning 601 with heat conducting pipe for opening
Mouth 24b docking, the 8th trepanning 602 with heat conduction tube opening 23b for docking, to realize leading where heat conduction tube opening 22b
Heat pipe is connected to the heat conducting pipe where heat conduction tube opening 24b.
By left end cap 60 and right end cap 50, connection between every heat conducting pipe and heat conducting pipe and coil pipe are realized
Between connection.And since the left end cap 60 is formed by aluminium alloy integrated die-casting with right end cap 50, not only strengthen connection
The intensity of pipe, but also facilitate installation.
In addition, since left end cap 60 and right end cap 50 are in press casting procedure, the side in each channel, which will be formed, to be open, because
This will also be arranged plug 90 in the present embodiment, be blocked to ensure the closure of water circuit system.
Further, solder is put in each interface, method for welding sealing welding is used in combination, it is strong with the connection for reinforcing interface
Degree.Heat exchange main body, left end cap 60, right end cap 50 and water inlet pipe 70, outlet pipe 80 surfaces externally and internally be all made of chemical nickel plating surface
Treatment process keeps the surfaces externally and internally favorable anti-corrosion effect of part, service life long.
To sum up, the water heater of water heater of the present invention compared with the existing technology has the advantages that：
(1) heat exchanger main body uses integral Al-alloy die casting, intensity high；And fin and water channel integrally conduct heat, and improve
Heat transfer efficiency；
(2) communicating pipe for the heat conducting pipe being connected in heat exchanger main body uses the molding integral structure of aluminium alloy compression casting, i.e., left
End cap and right end cap, not only strengthen the intensity of communicating pipe, but also facilitate installation.
(3) the surfaces externally and internally processing that each structural design of fittings of water heater can enable aluminum alloy to, can be improved service life, and make water
It is much cleaner that matter is pollution-free, more preferable to user's body；
(4) production efficiency is greatly improved using aluminum alloy die-casting technological, and reduces cost.
Accordingly, the present invention also provides a kind of manufacturing methods of water-heater heat-exchanging device.As shown in figure 17, which changes
The manufacturing method of hot device includes the following steps：
Step S110, it according to the die casting of preset heat exchange main body, is molded with combustion using aluminium alloy integrated die-casting
Burn room, heat conducting pipe, heat exchange fin and coil pipe heat exchange main body；
Step S120, communicating pipe is provided, and be connected to the coil pipe with heat conducting pipe by being connected to, is connected between heat conducting pipe
It is logical；
Step S130, water inlet pipe and outlet pipe are provided, and water inlet pipe is connected to coil pipe, outlet pipe connects with heat conducting pipe
It is logical, to form water circuit system.
It is understood that heat exchange main body can not also be arranged coil pipe, but by water inlet pipe directly with positioned at heat exchange
One heat conducting pipe of main body one end is connected to, and forms water circuit system.
As shown in figure 18, Figure 18 is the manufacturing method second embodiment of water-heater heat-exchanging device of the present invention.The heat of the embodiment
The manufacturing method of hydrophone heat exchanger may include following steps：
Step S210, according to it is preset heat exchange main body mold, using aluminium alloy integrated die-casting mold with combustion chamber,
The heat exchange main body of heat conducting pipe, heat exchange fin and coil pipe；
Step S220, it according to preset end cap die casting, is molded with communicating pipe using aluminium alloy integrated die-casting
Left end cap and right end cap, and right end cap is mounted on the other end of heat exchange main body by left end cap mounted on one end of heat exchange main body,
To realize that the coil pipe is connected to heat conducting pipe, it is connected between heat conducting pipe；
Step S230, water inlet pipe and outlet pipe are provided, and water inlet pipe is connected to coil pipe, outlet pipe connects with heat conducting pipe
It is logical, to form water circuit system.
Further, since heat exchange main body, left end cap 60 and right end cap 50 are in press casting procedure, the coiling in the main body that exchanges heat
It will be formed and be open on pipe 40, the side in each channel in left end cap 60 and right end cap 50, which will also be formed, to be open, therefore in order to protect
The closure of water circuit system is demonstrate,proved, plug 90 will be also set in the present embodiment, blocked.The manufacturing process of i.e. above-mentioned water heater is also
It may include：Plug is provided, and by plug by the coil pipe 40 for the main body that exchanges heat opening and by left end cap 60 and right end cap
Opening on 50 blocks.
Further, in order to reinforce the bonding strength of each interface, the present invention will put solder in each interface, pricker is used in combination
Soldering method sealing welding.The manufacturing process of i.e. above-mentioned water heater may also include：The junction of communicating pipe between heat conducting pipe, and
The junction of coil pipe and communicating pipe, the junction of water inlet pipe and coil pipe, outlet pipe and heat conducting pipe junction be all made of it is close
Seal soldering.
Further, since the heat exchanger of the present invention is made of aluminum alloy material, in order to make the interior appearance of part
The surfaces externally and internally of heat exchanging device is also carried out preservative treatment by the favorable anti-corrosion effect in face, the present invention.The manufacture work of i.e. above-mentioned water heater
Skill may also include：Chemical nickel plating surface treatment is all made of to the surfaces externally and internally of the heat exchange ontology and end cap, so that heat exchanger
Surfaces externally and internally favorable anti-corrosion effect, service life are long.
To sum up, the water heater of water heater of the present invention compared with the existing technology has the advantages that：
(1) heat exchanger main body uses integral Al-alloy die casting, intensity high；And fin and water channel integrally conduct heat, and improve
Heat transfer efficiency；
(2) communicating pipe for the heat conducting pipe being connected in heat exchanger main body uses the molding integral structure of aluminium alloy compression casting, i.e., left
End cap and right end cap, not only strengthen the intensity of communicating pipe, but also facilitate installation.
(3) the surfaces externally and internally processing that each structural design of fittings of water heater can enable aluminum alloy to, can be improved service life, and make water
It is much cleaner that matter is pollution-free, more preferable to user's body；
(4) production efficiency is greatly improved using aluminum alloy die-casting technological, and reduces cost.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every utilization
Equivalent structure made by description of the invention and accompanying drawing content or flow transformation, are applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (12)
1. a kind of water-heater heat-exchanging device, which is characterized in that the water-heater heat-exchanging device includes being molded by aluminium alloy integrated die-casting
Combustion chamber, heat conducting pipe, heat exchange fin heat exchange main body；The heat exchange fin is set to the top of the combustion chamber；The heat conducting pipe
Equipped at least three, and every heat conducting pipe protrudes out the first end and second end of heat exchange main body；The water-heater heat-exchanging device is also
Including 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 located at heat exchange and lead
The first end of body, the water inlet pipe are used to be connected to a heat conducting pipe for protruding out the heat exchange body first end, and described first
Organize the connection between remaining heat conducting pipe for being used to protrude out the heat exchange body first end communicating pipe；Second group of communicating pipe and water outlet
Pipe is located at the second end of heat exchange main body, and the outlet pipe is used to connect with a heat conducting pipe for protruding out the heat exchange body first end
It is logical, it is connected between remaining heat conducting pipe for being used to protrude out the heat exchange body first end second group of communicating pipe；
It is additionally provided with coil pipe on the outside of the combustion chamber, the coil pipe is coiled on the combustion chamber, and by the combustion chamber bottom
Portion spirals up around the side of combustion chamber；The one end of the coil pipe far from the heat exchange fin is connected to the water inlet pipe, institute
It states coil pipe and passes through second group of communicating pipe and a heat conducting pipe for protruding out heat exchange body second end close to one end of heat exchange fin
Connection.
2. water-heater heat-exchanging device as described in claim 1, which is characterized in that the combustion chamber, heat conducting pipe, heat exchange fin are together
It is molded by aluminium alloy integrated die-casting and forms the heat exchange main body.
3. water-heater heat-exchanging device as claimed in claim 2, which is characterized in that the coil pipe and combustion chamber, heat conducting pipe, heat exchange
Fin is molded by aluminium alloy integrated die-casting forms the heat exchange main body together；The coil pipe is close to heat exchange body first end and the
Opening is additionally provided at the position at two ends；The opening is blocked by plug.
4. water-heater heat-exchanging device as described in any one of claims 1-3, which is characterized in that described to be located at heat exchange body first end
Communicating pipe right end cap is formed by aluminium alloy integrated die-casting, be located at heat exchange body second end communicating pipe by aluminium alloy integrated die-casting
Form left end cap.
5. water-heater heat-exchanging device as claimed in claim 4, which is characterized in that the left end cap and right end cap are equipped with opening,
And the opening is blocked by plug.
6. water-heater heat-exchanging device as described in any one of claims 1-3, which is characterized in that the heat exchange main body and communicating pipe
Surfaces externally and internally is all made of chemical nickel plating surface treatment.
7. water-heater heat-exchanging device as described in any one of claims 1-3, which is characterized in that the cross-sectional shape of the heat conducting pipe
Can be circle, ellipse, oblateness, rectangle, square.
8. a kind of manufacturing method of water-heater heat-exchanging device, which is characterized in that the manufacturing method of the water-heater heat-exchanging device include with
Lower step：
According to pre-set heat exchange main body die casting, is molded with combustion chamber, heat conducting pipe, changed by aluminium alloy integrated die-casting
The heat exchange main body of hot fin, wherein the heat conducting pipe is equipped at least three, and every heat conducting pipe protrudes out heat exchange main body first
End and second end；
Water inlet pipe, outlet pipe and two groups of communicating pipes are provided, first group of communicating pipe and water inlet pipe are located to the first end of heat exchange main body,
The water inlet pipe is used to be connected to a heat conducting pipe for protruding out the heat exchange body first end, and described first group is used for communicating pipe
Protrude out it is described heat exchange body first end remaining heat conducting pipe between be connected to；Second group of communicating pipe and outlet pipe are located at heat exchange main body
Second end, the outlet pipe be used for protrude out it is described heat exchange body first end a heat conducting pipe be connected to, described second group
It is connected between remaining heat conducting pipe for being used to protrude out the heat exchange body first end communicating pipe；
It is additionally provided with coil pipe on the outside of the combustion chamber, the coil pipe is coiled on the combustion chamber, and by the combustion chamber bottom
Portion spirals up around the side of combustion chamber；The one end of the coil pipe far from the heat exchange fin is connected to the water inlet pipe, institute
It states coil pipe and passes through second group of communicating pipe and a heat conducting pipe for protruding out heat exchange body second end close to one end of heat exchange fin
Connection.
9. the manufacturing method of water-heater heat-exchanging device as claimed in claim 8, which is characterized in that described to be located at heat exchange main body first
The communicating pipe at end is molded as one structure using aluminium alloy compression casting；The communicating pipe for being located at heat exchange body second end is closed using aluminium
Golden die cast is structure as a whole.
10. the manufacturing method of water-heater heat-exchanging device as claimed in claim 9, which is characterized in that the water-heater heat-exchanging device
Manufacturing method further includes：
Chemical nickel plating surface treatment is all made of to the heat exchange main body and the surfaces externally and internally of communicating pipe.
11. the manufacturing method of water-heater heat-exchanging device as claimed in claim 8, which is characterized in that the combustion chamber periphery is also set
Have a coil pipe, and the coil pipe be molded by aluminium alloy integrated die-casting together with combustion chamber, heat conducting pipe, heat exchange fin formed it is described
Exchange heat main body.
12. the manufacturing method of water-heater heat-exchanging device as claimed in claim 11, which is characterized in that the water-heater heat-exchanging device
Manufacturing method further includes：
Plug is provided, the opening on the coil pipe for the main body that exchanges heat is blocked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510062025.9A CN104713234B (en) | 2015-02-05 | 2015-02-05 | Water-heater heat-exchanging device and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510062025.9A CN104713234B (en) | 2015-02-05 | 2015-02-05 | Water-heater heat-exchanging device and its manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104713234A CN104713234A (en) | 2015-06-17 |
| CN104713234B true CN104713234B (en) | 2018-09-28 |
Family
ID=53412785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510062025.9A Active CN104713234B (en) | 2015-02-05 | 2015-02-05 | Water-heater heat-exchanging device and its manufacturing method |
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| CN108662782A (en) * | 2017-03-30 | 2018-10-16 | 芜湖美的厨卫电器制造有限公司 | Combustion heat-exchange system and gas heater with it |
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| JP2006207901A (en) * | 2005-01-26 | 2006-08-10 | Noritz Corp | Hot water apparatus |
| CN201314805Y (en) * | 2008-12-18 | 2009-09-23 | 王文贺 | Tube tape type finned aluminum alloy heat exchanger |
| CN201434611Y (en) * | 2009-06-11 | 2010-03-31 | 广东万和新电气股份有限公司 | Sensible heat exchanger of gas water heater |
| CN201434510Y (en) * | 2009-06-01 | 2010-03-31 | 广东万和新电气股份有限公司 | Sensible heat exchanger of fuel gas water heater |
| CN104251629A (en) * | 2014-09-18 | 2014-12-31 | 广东万和新电气股份有限公司 | Heat exchanger and gas water heater with same |
| CN204494831U (en) * | 2015-02-05 | 2015-07-22 | 芜湖美的厨卫电器制造有限公司 | Water heater and heat exchanger thereof |
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| US7582253B2 (en) * | 2001-09-19 | 2009-09-01 | Amerifab, Inc. | Heat exchanger system used in steel making |
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| JP2006207901A (en) * | 2005-01-26 | 2006-08-10 | Noritz Corp | Hot water apparatus |
| CN201314805Y (en) * | 2008-12-18 | 2009-09-23 | 王文贺 | Tube tape type finned aluminum alloy heat exchanger |
| CN201434510Y (en) * | 2009-06-01 | 2010-03-31 | 广东万和新电气股份有限公司 | Sensible heat exchanger of fuel gas water heater |
| CN201434611Y (en) * | 2009-06-11 | 2010-03-31 | 广东万和新电气股份有限公司 | Sensible heat exchanger of gas water heater |
| CN104251629A (en) * | 2014-09-18 | 2014-12-31 | 广东万和新电气股份有限公司 | Heat exchanger and gas water heater with same |
| CN204494831U (en) * | 2015-02-05 | 2015-07-22 | 芜湖美的厨卫电器制造有限公司 | Water heater and heat exchanger thereof |
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Effective date of registration: 20221101 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East Wuhu economic and Technological Development Zone, Wuhu, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. |