CN113932643A - Combustion heat exchange finned tube and water heat exchanger thereof - Google Patents
Combustion heat exchange finned tube and water heat exchanger thereof Download PDFInfo
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- CN113932643A CN113932643A CN202111396624.6A CN202111396624A CN113932643A CN 113932643 A CN113932643 A CN 113932643A CN 202111396624 A CN202111396624 A CN 202111396624A CN 113932643 A CN113932643 A CN 113932643A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 196
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 70
- 229910052751 metal Inorganic materials 0.000 claims abstract description 208
- 239000002184 metal Substances 0.000 claims abstract description 208
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 210000001503 joint Anatomy 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000003466 welding Methods 0.000 abstract description 12
- 238000012546 transfer Methods 0.000 description 41
- 238000000034 method Methods 0.000 description 7
- 230000000149 penetrating effect Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000005219 brazing Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000004907 flux Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/34—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely
- F28F1/36—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely the means being helically wound fins or wire spirals
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Details Of Fluid Heaters (AREA)
Abstract
The invention discloses a combustion heat exchange finned tube and a water heat exchanger thereof, which comprise an outer layer metal heat exchange finned tube and an inner layer metal heat exchange water tube, wherein the metal heat exchange finned tube is integrally formed; the fins of the product are arranged on the outer wall of the metal heat exchange fin tube, the metal heat exchange water tube is only contacted with the inner wall of the metal heat exchange finned tube, the metal heat exchange finned tube is integrally formed without welding, no stamping fin is needed, and no fin cross-connecting, stacking and assembling are needed; the combustion heat exchange finned tube only consists of a metal heat exchange finned tube and a metal heat exchange water pipe, the integral parts are few, the product structure is simple, the production process is simple, the production cost is low, the production efficiency is high, and the two pipes are easy to cross and assemble.
Description
Technical Field
The invention relates to a household gas water heater device or a gas wall-mounted boiler water heater device, in particular to a combustion heat exchange finned tube and a water heat exchanger thereof.
Background
The water heat exchangers of the existing household gas water heater and the existing gas wall-hanging stove water heater are formed by closely penetrating fins into heat exchange tubes and stacking the fins at certain intervals, then the roots of the fins are welded with the heat exchange tubes to improve the heat exchange efficiency, in the structure, metal sheets are firstly punched and transformed into the fins by a punching mechanism in advance, and then a plurality of fins are penetrated into the heat exchange tubes by an automatic assembly machine and stacked at certain intervals to form the structure; the raw material metal sheet can generate redundant excess materials (waste materials) of edges, corners and holes in the stamping process, the waste materials account for more than 50% of the raw materials, the utilization rate is low, the waste materials cannot be reused and can only be recycled by a recycling station according to the waste materials, so that the raw material purchasing cost is high, the stamping and assembling process requirements are high, the production cost is also high, and the heat transfer efficiency is not high enough;
the welding process adopts a mode of brazing in a furnace for processing, and has the following defects: 1. the processing cost is high, the brazing is required at high temperature, energy is not saved, meanwhile, corresponding welding flux is required for welding, and the welding flux is generally expensive; 2. the high temperature of the brazing in the furnace changes the essential property organization structure of the fins and influences the service life of the fins; 3. the welding quality is unstable, partial gaps can not be welded completely, partial welding thickness is inconsistent or welding is deviated, and the heat transfer is influenced.
For example, 1: a heat exchanger disclosed in publication No. CN 203561262U; for example, 2: a fin and tube heat exchanger disclosed in publication No. CN 108692587A; for example, 3: a heat exchanger disclosed in publication No. CN1938555A, for example, 4: publication No. CN109470074A discloses a fin set, which is formed by punching fins and then welding the fins on a heat exchanger.
Disclosure of Invention
In order to solve the technical problems, the invention provides the combustion heat exchange finned tube which is reasonable in design, simple in structure, low in production cost and high in heat transfer efficiency.
The scheme for solving the technical problems is as follows:
the utility model provides a burning heat transfer finned tube, includes the metal heat transfer finned tube of outer layer and the metal heat transfer water pipe of inlayer, and the metal heat transfer finned tube is integrated into one piece, and the inside of metal heat transfer finned tube is the water pipe cross-under through-hole, and the inside of metal heat transfer water pipe is the limbers, and the metal heat transfer water pipe is penetrated in the water pipe cross-under through-hole and rather than the inseparable fixed connection of inside pipe wall, and the both ends tube head protrusion of metal heat transfer water pipe is at the both ends of metal heat transfer finned tube.
The combustion heat exchange finned tube has the beneficial effects that: the metal heat exchange water pipe of the product penetrates into the water pipe penetrating through hole and is fixedly connected with the inner wall of the water pipe in a tight mode, the metal heat exchange finned pipe completely and tightly wraps a pipe body of the metal heat exchange water pipe, pipe heads at two ends of the metal heat exchange water pipe protrude out of two ends of the metal heat exchange finned pipe to serve as pipe joints, fins are arranged on the outer wall of the metal heat exchange finned pipe, the metal heat exchange water pipe is only contacted with the inner wall of the metal heat exchange finned pipe, the metal heat exchange finned pipe is integrally formed without welding, stamping fins are omitted, and fins are not required to be connected in a penetrating mode, stacked and assembled; the combustion heat exchange finned tube only consists of a metal heat exchange finned tube and a metal heat exchange water pipe, the integral parts are few, the product structure is simple, the production process is simple, the production cost is low, the production efficiency is high, and the two pipes are easy to cross and assemble.
Drawings
FIG. 1 and FIG. 2 are perspective views of a combustion heat exchange finned tube of the product of the invention;
FIG. 3 is a front view of the combustion heat exchanger finned tube of the product of the present invention;
FIG. 4 is a cross-sectional view of a combustion heat exchanger finned tube of the product of the present invention;
FIG. 5 is a disassembled view of the combustion heat exchange finned tube of the product of the present invention;
FIG. 6 is a cross-sectional view of the combustion heat exchanger finned tube of the product of the present invention;
FIG. 7, FIG. 8, FIG. 9 and FIG. 10 are perspective views of the combustion heat exchange finned tube composed of a plurality of combustion heat exchange finned tubes and metal heat exchange finned tubes of the product of the invention;
FIG. 11 is a cross-sectional view of a combustion heat exchange finned tube formed by a plurality of combustion heat exchange finned tubes and metal heat exchange finned tubes;
FIGS. 12, 13, 14 and 15 are perspective views of the product water heat exchanger of the present invention;
FIG. 16 is an exploded view of the product water heat exchanger of the present invention;
FIGS. 17, 18, 19 and 20 are perspective views of the product water heat exchanger of the present invention;
fig. 21 and 22 are exploded views of the product water heat exchanger of the present invention.
The device comprises a combustion heat exchange finned tube A, a metal heat exchange finned tube 1, a metal heat exchange water tube 2, a water tube through hole 11, a water through hole 21, a tube head 22, a tube body wall 101, fins 102, a hot gas circulation heat exchange groove 103, a water flow circulation turning device 3, a water inlet tube 4, a water outlet tube 5 and a hot gas circulation gap 6; the heat exchanger comprises a surrounding plate frame B, a combustion heat exchange finned tube A, a surrounding plate frame B, a front surrounding plate B1, a rear surrounding plate B2, a left surrounding plate B3 and a right surrounding plate B4; a combustion box C;
Detailed Description
As shown in fig. 1 to 6: the utility model provides a burning heat transfer finned tube, burning heat transfer finned tube A includes the metal heat transfer finned tube 1 of outer layer and the metal heat transfer water pipe 2 of inlayer, metal heat transfer finned tube 1 is integrated into one piece, the inside of metal heat transfer finned tube 1 is water pipe cross-under through-hole 11, the inside of metal heat transfer water pipe 2 is limbers 21, metal heat transfer water pipe 2 penetrates in water pipe cross-under through-hole 11 and with its inside pipe wall compactness fixed connection, the both ends setting of metal heat transfer water pipe 2 extend has tube head 22 protrusion at the both ends of metal heat transfer finned tube 1, constitute the basic structure from this.
After the metal heat exchange water pipe 2 with the diameter basically consistent with that of the water pipe through-connection through-hole 11 is inserted into the water pipe through-connection through-hole 11, the metal heat exchange finned pipe 1 is formed through the extrusion process of a pressure machine, and the metal heat exchange finned pipe 1 is extruded in the forming process to enable the two pipes to be fixedly connected in an integral tightness mode.
The metal heat exchange finned tube 1 has higher processing efficiency, the strength and the density of the fins are improved, and the service life of the combustion heat exchange finned tube is prolonged; the method has the advantages that brazing in a furnace is not needed, energy sources are saved, welding materials are saved, compared with the old stamping fins, the method is more energy-saving, and the heat transfer principle is fully and effectively utilized.
The metal heat exchange finned tube and the metal heat exchange water tube are round, oval or square and the like.
The metal heat exchange finned tube is integrally formed, welding is avoided, stamping fins are avoided, fin penetration, lamination and assembly are not needed, production cost is saved, and links of a production process are reduced; the combustion heat exchange finned tube only consists of a metal heat exchange finned tube and a metal heat exchange water pipe, the integral parts are few, the product structure is simple, the production process is simple, the production cost is low, the production efficiency is high, and the two pipes are easy to cross and assemble.
The preferable technical scheme is further as follows: the metal heat exchange finned tube 1 is a combination made of aluminum and copper for the metal heat exchange water tube 2, or the metal heat exchange finned tube 1 and the metal heat exchange water tube 2 are made of copper, or the metal heat exchange finned tube 1 is a combination made of aluminum and stainless steel for the metal heat exchange water tube 2, or the metal heat exchange finned tube 1 is a combination made of copper and stainless steel for the metal heat exchange water tube 2, and the combination is an ideal combination.
The preferable technical scheme is further as follows: the metal heat exchange finned tube 1 comprises a tube body wall 101 and fins 102, wherein the plurality of fins 102 circumferentially extend and protrude from the outer wall of the tube body wall 101 in a surrounding mode, hot gas circulation heat exchange grooves 103 are formed among the fins 102, and the fins 102 are thin and thick, so that the basic structure of the metal heat exchange finned tube 1 is provided. The fins 102 absorb the heat of combustion and then transfer the heat to the tube body wall 101, the tube body wall 101 transfers the heat to the metal heat exchange water tube 2, and the water circulating in the metal heat exchange water tube 2 is heated.
The preferable technical scheme is further as follows: the outer wall of the tube body wall is circumferentially and circularly extended and protruded with a plurality of spiral fins (spiral like threads).
The preferable technical scheme is further as follows: the outer wall of the tube body wall 101 extends and protrudes with a plurality of fin rings in a circumferential direction independently and circularly, and the fin rings are independent and unconnected.
The preferable technical scheme is further as follows: the lengths of the metal heat exchange finned tube 1 and the metal heat exchange water tube 2 are 10-40 cm, preferably: 15 cm-20 cm; the diameter of the metal heat exchange finned tube 1 is 1.5 cm-5 cm; the diameter of the metal heat exchange water pipe 2 is 0.8-4 cm, preferably 2-2.5 cm;
the preferable technical scheme is further as follows: as shown in fig. 7 to 11: the metal heat exchange finned tube 1 comprises a plurality of metal heat exchange finned tubes, the metal heat exchange water tubes 2 comprise a plurality of metal heat exchange water tubes, the plurality of metal heat exchange water tubes 2 are respectively penetrated into water tube penetrating through holes 11 of the plurality of metal heat exchange finned tubes 1 to be fixed and tightly connected with the inner wall of the tube, the metal heat exchange water tubes 2 are in sealed butt joint communication through a water flow turning device 3 (the water flow turning device 3 is connected with the tube head at the same end of the two metal heat exchange water tubes 2 to enable water flow to be in one-way circulation), the first metal heat exchange water tube 2 is connected with a water inlet tube 4, the last metal heat exchange water tube 2 is connected with a water outlet tube 5, the plurality of metal heat exchange water tubes 2 are arranged in parallel, hot gas circulation gaps 6 are formed among the metal heat exchange finned tubes 1, the length of each combustion heat exchange finned tube A is consistent, the plurality of combustion heat exchange finned tubes A are connected in series, the plurality of combustion heat exchange finned tubes A are gathered together, the whole length is shortened, so that the water heat exchange assembly is formed, and the heat exchange efficiency is improved.
The preferable technical scheme is further as follows: the combustion heat exchange finned tubes A are at least divided into an upper layer and a lower layer and are arranged, the combustion heat exchange finned tubes A on the upper layer are arranged right above hot air circulation gaps 6 between the combustion heat exchange finned tubes A on the lower layer, and therefore the combustion heat exchange finned tubes A on the upper layer and the lower layer are arranged in a staggered mode, the heat utilization rate is improved, and the heat exchange efficiency is improved.
The preferable technical scheme is further as follows: the number of the metal heat exchange finned tubes 1 is the same as that of the metal heat exchange water tubes 2; the number of the metal heat exchange finned tubes 1 and the number of the metal heat exchange water tubes 2 are three to fifteen, and the number of the metal heat exchange finned tubes and the number of the metal heat exchange water tubes are determined according to the functions of the water heater.
The preferable technical scheme is further as follows: the water flow turning device 3 is a water flow turning joint or a water flow turning water bag device, and both products can enable water flow to turn in a one-way.
The preferable technical scheme is further as follows: and two ends of the water flow turning joint are welded with the pipe heads 22 of the two metal heat exchange water pipes 2 at the same end.
The application of the combustion heat exchange finned tube is as follows:
as shown in fig. 12 to 16: the utility model provides a water heat exchanger, including burning heat transfer finned tube A and bounding wall frame B, bounding wall frame B includes preceding bounding wall B1, back bounding wall B2, left side bounding wall B3, right side bounding wall B4, the left end tube head of a plurality of metal heat transfer water pipe 2 traverses connects at left side bounding wall B3 wall fixed connection, the right-hand member tube head of a plurality of metal heat transfer water pipe 2 traverses connects at right side bounding wall B4 wall fixed connection, the both ends of left side bounding wall B3 and preceding bounding wall B1, the left end fixed connection that back bounding wall B2 corresponds, the both ends of right side bounding wall B4 and preceding bounding wall B1, the right end fixed connection that back bounding wall B2 corresponds. The surrounding plate frame B enables hot gas to be concentrated from the hot gas circulation heat exchange grooves 103 and the hot gas circulation gaps 6 and exchanges heat with the combustion heat exchange finned tubes, heat is prevented from being dissipated from the side edges, the heat utilization rate is improved, and the heat exchange efficiency is improved.
The preferable technical scheme is further as follows: as shown in fig. 17 to 22: the below fixedly connected with of bounding wall frame B fires case C, and fire case C's top is heat delivery outlet, inside arranges the mouth for the combustor, bottom for the combustion chamber, a plurality of metal heat transfer finned tubes 1 parallel arrangement are in heat delivery outlet department, and fire case C is used for concentrating the firepower and carries out the burning heat transfer to burning heat transfer finned tube A, prevents that the burning heat from scattering and disappearing from the side.
A combustion heat exchange finned tube embodiment 1:
the utility model provides a burning heat transfer finned tube, burning heat transfer finned tube A includes the metal heat transfer finned tube 1 of outer layer and the metal heat transfer water pipe 2 of inlayer, metal heat transfer finned tube 1 is integrated into one piece, the inside of metal heat transfer finned tube 1 is water pipe cross-under through-hole 11, the inside of metal heat transfer water pipe 2 is limbers 21, metal heat transfer water pipe 2 penetrates in water pipe cross-under through-hole 11 and with its inside pipe wall compactness fixed connection, the both ends setting of metal heat transfer water pipe 2 are extended there is tube head 22 protrusion at the both ends of metal heat transfer finned tube 1.
a combustion heat exchange finned tube A comprises an outer metal heat exchange finned tube 1 and an inner metal heat exchange water tube 2, wherein the metal heat exchange finned tube 1 is integrally formed, a water tube through hole 11 is formed inside the metal heat exchange finned tube 1, a water through hole 21 is formed inside the metal heat exchange water tube 2, the metal heat exchange water tube 2 penetrates into the water tube through hole 11 and is fixedly connected with the inner wall of the water tube tightly, and tube heads 22 extending from two ends of the metal heat exchange water tube 2 protrude out of two ends of the metal heat exchange finned tube 1;
the metal heat exchange finned tube 1 is a combination of aluminum and the metal heat exchange water tube 2 is made of copper.
A combustion heat exchange finned tube embodiment 3:
a combustion heat exchange finned tube A comprises an outer metal heat exchange finned tube 1 and an inner metal heat exchange water tube 2, wherein the metal heat exchange finned tube 1 is integrally formed, a water tube through hole 11 is formed inside the metal heat exchange finned tube 1, a water through hole 21 is formed inside the metal heat exchange water tube 2, the metal heat exchange water tube 2 penetrates into the water tube through hole 11 and is fixedly connected with the inner wall of the water tube tightly, and tube heads 22 extending from two ends of the metal heat exchange water tube 2 protrude out of two ends of the metal heat exchange finned tube 1;
the metal heat exchange finned tube 1 is a combination made of aluminum and the metal heat exchange water tube 2 is made of copper;
the metal heat exchange finned tube 1 comprises a tube body wall 101 and fins 102, wherein a plurality of fins 102 circumferentially extend and protrude from the outer wall of the tube body wall 101 in a surrounding mode, and hot gas circulation heat exchange grooves 103 are formed among the fins 102.
Combustion heat exchange finned tube embodiment 4:
a combustion heat exchange finned tube A comprises an outer metal heat exchange finned tube 1 and an inner metal heat exchange water tube 2; the metal heat exchange water pipe 2 and the metal heat exchange finned tube 1 are respectively integrally formed, a water pipe through hole 11 is formed inside the metal heat exchange finned tube 1, and a water through hole 21 is formed inside the metal heat exchange water pipe 2;
the metal heat exchange finned tube 1 comprises five metal heat exchange water tubes 2, the five metal heat exchange water tubes 2 respectively penetrate through the water tube penetrating through holes 11 of the five metal heat exchange finned tubes 1 to be fixed and tightly connected with the inner wall of the tube, and tube heads 22 extending from two ends of each metal heat exchange water tube 2 are arranged at two ends of each metal heat exchange finned tube 1 and protrude out of the two ends of each metal heat exchange finned tube 1; two metal heat exchange water pipes 2 at the same end are communicated with each other through a water flow through bent joint seal butt joint pipe joint, the first metal heat exchange water pipe 2 is connected with a water inlet pipe 4, the last metal heat exchange water pipe 2 is connected with a water outlet pipe 5, a plurality of metal heat exchange water pipes 2 are arranged in parallel, hot air circulation gaps 6 are formed among the metal heat exchange finned pipes 1, and the length of each combustion heat exchange finned pipe A is consistent; the five metal heat exchange water pipes 2 are connected in series through water flow through bent joints, so that the water flow of the water inlet pipe 4, the five metal heat exchange water pipes 2 and the water outlet pipe 5 is in one-way circulation;
the metal heat exchange finned tube 1 is a combination made of aluminum and the metal heat exchange water tube 2 is made of copper;
the metal heat exchange finned tube 1 comprises a tube body wall 101 and fins 102, the outer wall of the tube body wall 101 circumferentially extends and protrudes out of a plurality of fins 102 in a surrounding manner, and hot gas circulation heat exchange grooves 103 are formed among the fins 102;
the length of the metal heat exchange finned tube 1 is 15-20 cm; the length of the metal heat exchange water pipe 2 is 20-25 cm; thereby constituting a water heat exchange assembly.
Water heat exchanger example 1:
a water heat exchanger comprises a combustion heat exchange finned tube A and a surrounding plate frame B;
the combustion heat exchange finned tube A comprises an outer metal heat exchange finned tube 1 and an inner metal heat exchange water tube 2; the metal heat exchange water pipe 2 and the metal heat exchange finned tube 1 are respectively integrally formed, a water pipe through hole 11 is formed inside the metal heat exchange finned tube 1, and a water through hole 21 is formed inside the metal heat exchange water pipe 2;
the metal heat exchange finned tube 1 comprises five metal heat exchange water tubes 2, the five metal heat exchange water tubes 2 respectively penetrate through the water tube penetrating through holes 11 of the five metal heat exchange finned tubes 1 to be fixed and tightly connected with the inner wall of the tube, and tube heads 22 extending from two ends of each metal heat exchange water tube 2 are arranged at two ends of each metal heat exchange finned tube 1 and protrude out of the two ends of each metal heat exchange finned tube 1; two metal heat exchange water pipes 2 at the same end are communicated with each other through a water flow through bent joint seal butt joint pipe joint, the first metal heat exchange water pipe 2 is connected with a water inlet pipe 4, the last metal heat exchange water pipe 2 is connected with a water outlet pipe 5, a plurality of metal heat exchange water pipes 2 are arranged in parallel, hot air circulation gaps 6 are formed among the metal heat exchange finned pipes 1, and the length of each combustion heat exchange finned pipe A is consistent; the five metal heat exchange water pipes 2 are connected in series through water flow through bent joints, so that the water flow of the water inlet pipe 4, the five metal heat exchange water pipes 2 and the water outlet pipe 5 is in one-way circulation;
the metal heat exchange finned tube 1 is a combination made of aluminum and the metal heat exchange water tube 2 is made of copper;
the metal heat exchange finned tube 1 comprises a tube body wall 101 and fins 102, the outer wall of the tube body wall 101 circumferentially extends and protrudes out of a plurality of fins 102 in a surrounding manner, and hot gas circulation heat exchange grooves 103 are formed among the fins 102;
the length of the metal heat exchange finned tube 1 is 15-20 cm; the length of the metal heat exchange water pipe 2 is 20-25 cm; thereby constituting a water heat exchange assembly.
The enclosing plate frame B comprises an enclosing plate B1, a back enclosing plate B2, a left enclosing plate B3 and a right enclosing plate B4, left end pipe heads of five metal heat exchange water pipes 2 are transversely connected to the wall of the left enclosing plate B3 in a fixed mode, right end pipe heads of the five metal heat exchange water pipes 2 are transversely connected to the wall of the right enclosing plate B4 in a fixed mode, two ends of a left enclosing plate B3 are fixedly connected with the left ends of the enclosing plate B1 and the left ends of the back enclosing plate B2 in a corresponding mode, and two ends of a right enclosing plate B4 are fixedly connected with the right ends of the enclosing plate B1 and the right end of the back enclosing plate B2 in a corresponding mode. The surrounding plate frame B enables hot gas to only intensively exchange heat for the combustion heat exchange finned tube from the hot gas circulation heat exchange groove 103 and the hot gas circulation gap 6. Water heat exchanger example 2:
different from the embodiment 1 of the water heat exchanger, a combustion box C is fixedly connected below the enclosing plate frame B, the top of the combustion box C is a heat output port, a combustion chamber is arranged inside the combustion box C, a burner arrangement port is arranged at the bottom of the combustion box C, and a plurality of metal heat exchange finned tubes 1 are arranged at the heat output port in parallel.
Claims (10)
1. A combustion heat exchange finned tube is characterized in that: the combustion heat exchange finned tube comprises an outer metal heat exchange finned tube and an inner metal heat exchange water tube, the metal heat exchange finned tube is integrally formed, a water tube through hole is formed in the metal heat exchange finned tube, a water through hole is formed in the metal heat exchange water tube, the metal heat exchange water tube is penetrated into the water tube through hole and fixedly connected with the inner wall of the water tube in a tight mode, and tube heads at two ends of the metal heat exchange water tube protrude out of two ends of the metal heat exchange finned tube.
2. A combustion heat exchange fin tube according to claim 1, wherein: the metal heat exchange finned tube is a combination of aluminum and a metal heat exchange water tube made of copper or a combination of the metal heat exchange finned tube and the metal heat exchange water tube made of copper or a combination of the metal heat exchange finned tube made of aluminum and the metal heat exchange water tube made of stainless steel or a combination of the metal heat exchange finned tube made of copper and the metal heat exchange water tube made of stainless steel.
3. A combustion heat exchange fin tube according to claim 1, wherein: the metal heat exchange finned tube comprises a tube body wall and fins, wherein the outer wall of the tube body wall circumferentially extends and protrudes out of a plurality of fins, and hot gas circulation heat exchange grooves are formed among the fins; the outer wall of the tube body wall circumferentially extends and protrudes a plurality of spiral fins.
4. A combustion heat exchange fin tube according to claim 1, wherein: the lengths of the metal heat exchange finned tube and the metal heat exchange water tube are 10-40 cm, the diameter of the metal heat exchange finned tube is 1.5-5 cm, and the diameter of the metal heat exchange water tube is 0.8-4 cm.
5. A combustion heat exchange finned tube according to any one of claims 1 to 4 wherein: the metal heat exchange finned tube is including a plurality of roots, the metal heat exchange water pipe is including a plurality of roots, a plurality of metal heat exchange water pipes are penetrated the water pipe of a plurality of metal heat exchange finned tubes respectively and are worn the through-hole internal fixation and be connected with the inside pipe wall compactness, turn round the sealed butt joint coupling intercommunication of device through rivers expert between two metal heat exchange water pipes of same end, first root metal heat exchange water piping connection has the inlet tube, end root metal heat exchange water piping connection has the outlet pipe, a plurality of metal heat exchange water pipe parallel arrangement, be formed with the steam circulation clearance between the metal heat exchange finned tube, constitute water heat exchange assembly from this.
6. A combustion heat exchange fin tube according to claim 5, wherein: the combustion heat exchange finned tubes comprise a plurality of combustion heat exchange finned tubes which are at least arranged in an upper layer and a lower layer, and the combustion heat exchange finned tubes in the upper layer are arranged right above hot air circulation gaps among the combustion heat exchange finned tubes in the lower layer, so that the combustion heat exchange finned tubes in the upper layer and the combustion heat exchange finned tubes in the lower layer are arranged in a staggered mode.
7. A combustion heat exchange fin tube according to claim 5, wherein: the number of the metal heat exchange finned tubes is the same as that of the metal heat exchange water tubes; the number of the metal heat exchange finned tubes and the number of the metal heat exchange water tubes are three to fifteen.
8. A combustion heat exchange fin tube according to claim 5, wherein: the water circulation turning device is a water circulation turning joint or a water circulation turning water bag device.
9. A water heat exchanger characterized by: the heat exchange finned tube comprises the heat exchange finned tube and a surrounding plate frame as claimed in claim 5, 6, 7 or 8, wherein the surrounding plate frame comprises a front surrounding plate, a rear surrounding plate, a left surrounding plate and a right surrounding plate, left end tube heads of a plurality of metal heat exchange water tubes are transversely connected to the left surrounding plate in a fixed mode, right end tube heads of a plurality of metal heat exchange water tubes are transversely connected to the right surrounding plate in a fixed mode, two ends of the left surrounding plate are fixedly connected with the left end of the front surrounding plate and the left end of the rear surrounding plate in a corresponding mode, and two ends of the right surrounding plate are fixedly connected with the right end of the front surrounding plate and the right end of the rear surrounding plate in a corresponding mode.
10. A water heat exchanger according to claim 9, wherein: the lower part of the enclosing plate frame is fixedly connected with a combustion box, the top of the combustion box is a heat output port, the inside of the combustion box is a combustion chamber, the bottom of the combustion box is a combustor arrangement port, and a plurality of metal heat exchange finned tubes are arranged at the heat output port in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111396624.6A CN113932643A (en) | 2021-11-23 | 2021-11-23 | Combustion heat exchange finned tube and water heat exchanger thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1026454A2 (en) * | 1999-02-04 | 2000-08-09 | Rinnai Kabushiki Kaisha | Heat exchanger apparatus |
| CN202274626U (en) * | 2011-08-06 | 2012-06-13 | *** | Heat exchanger for gas water heater |
| CN206648281U (en) * | 2017-01-27 | 2017-11-17 | 黄婉平 | Applied to gas heater or the heat-exchanger rig of gas-heating water heater |
| US20180058718A1 (en) * | 2012-09-21 | 2018-03-01 | Suzhou Cq Heat Exchanger Co., Ltd | Straight Fin Tube with Bended Fins Condensing Heat Exchanger |
| CN111306794A (en) * | 2020-03-30 | 2020-06-19 | 广东万和新电气股份有限公司 | Heat exchanger and hot water equipment |
| CN113375338A (en) * | 2021-07-23 | 2021-09-10 | 李军 | Combustion heat exchange water heater |
-
2021
- 2021-11-23 CN CN202111396624.6A patent/CN113932643A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1026454A2 (en) * | 1999-02-04 | 2000-08-09 | Rinnai Kabushiki Kaisha | Heat exchanger apparatus |
| CN202274626U (en) * | 2011-08-06 | 2012-06-13 | *** | Heat exchanger for gas water heater |
| US20180058718A1 (en) * | 2012-09-21 | 2018-03-01 | Suzhou Cq Heat Exchanger Co., Ltd | Straight Fin Tube with Bended Fins Condensing Heat Exchanger |
| CN206648281U (en) * | 2017-01-27 | 2017-11-17 | 黄婉平 | Applied to gas heater or the heat-exchanger rig of gas-heating water heater |
| CN111306794A (en) * | 2020-03-30 | 2020-06-19 | 广东万和新电气股份有限公司 | Heat exchanger and hot water equipment |
| CN113375338A (en) * | 2021-07-23 | 2021-09-10 | 李军 | Combustion heat exchange water heater |
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Effective date of registration: 20220608 Address after: 528300 No. 12-3, Guanghua District 2nd Road, Qijiao Industrial Park, Xingtan town, Shunde District, Foshan City, Guangdong Province (residence declaration) Applicant after: Guangdong aoruntai Technology Co.,Ltd. Address before: 636600 group 1, Pingqiao village, Qingmu Town, Bazhou District, Bazhong City, Sichuan Province Applicant before: Li Jun Applicant before: Zheng Maoqiang |
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Application publication date: 20220114 |