CN210220201U - Zero-cold-water-section heat exchanger with water storage space - Google Patents
Zero-cold-water-section heat exchanger with water storage space Download PDFInfo
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- CN210220201U CN210220201U CN201920506812.1U CN201920506812U CN210220201U CN 210220201 U CN210220201 U CN 210220201U CN 201920506812 U CN201920506812 U CN 201920506812U CN 210220201 U CN210220201 U CN 210220201U
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Abstract
The utility model discloses a take zero cold water section heat exchanger in water storage space, the pressure tap comprises a water inlet pipe, the heat exchange tube, the heat absorption piece, the combustion chamber, the outlet pipe, defeated flow tube and water storage space, the heat exchange tube alternates between the heat absorption piece, defeated flow tube is connected to the heat exchange tube, water storage space is connected to defeated flow tube, water storage space is by the inner shell of metal material, and a housing, epitheca and inferior valve are constituteed, inner shell and shell enclose into cavity sandwich structure, cavity sandwich structure's intermediate layer comprises the airtight space of epitheca and inferior valve sealing formation water storage space, the space that the inner shell encloses is the combustion chamber, the combustion chamber surrounds all around in water storage space, the. When hot water restarts midway, a small amount of cold water that gets into mixes with water storage space hot water, and the secondary heat transfer of combustion chamber in addition can solve the cold water section problem that the water heater restarted midway, improves user experience, and water storage space and combustion chamber all-round contact secondary heat transfer promote the heat exchange rate, improve the thermal efficiency energy saving.
Description
Technical Field
The utility model belongs to the technical field of heat exchanger, in particular to take zero cold water section heat exchanger in water storage space.
Background
In the existing market, a large multi-purpose pipeline of a heat exchanger of a water heater is wound around a combustion chamber and enters a heat absorption sheet for heating, and water flow is fast in and fast out without a water storage space. Disadvantage 1: the contact surface of the wound pipeline and the combustion chamber is small, the high temperature of the combustion chamber cannot be fully absorbed, and the thermal efficiency is low. And (2) disadvantage: there is no water storage space, and the machine restarts midway and has a cold water section, bringing discomfort to the user.
The scheme of solving the problem that the water heater is restarted midway on the existing market is that a water storage tank is externally connected with a heat exchanger, the defect is that the water storage tank is independent of the heat exchanger and can not be heated, hot water continuously flows into the tank for the first time and is flushed with cold water for a period of time, the temperature preset by a user can be reached, and water and gas are consumed.
Chinese patent application publication No. CN109269108A discloses a zero-cold-water heater system, which comprises a water heater, a cold water inlet pipe connected to the inlet of the water heater and a hot water outlet pipe connected to the outlet of the water heater, wherein the cold water inlet pipe is communicated with the cold water outlet pipe, the hot water outlet pipe and the cold water outlet pipe are both connected to a water outlet valve, a water storage tank and a pump are arranged between the hot water outlet pipe and the cold water outlet pipe, when the water heater is in an open state, the water outlet valve is opened, and cold water in the hot water outlet pipe is discharged into the water storage.
SUMMERY OF THE UTILITY MODEL
Not enough to above-mentioned prior art, the utility model aims to provide a take zero cold water section heat exchanger in water storage space solves the cold water section problem that the water heater restarts midway.
Another object of the utility model is to provide a take zero cold water section heat exchanger in water storage space, the heat exchange rate is high.
Another object of the utility model is to provide a take zero cold water section heat exchanger in water storage space, but cold water direct heating when using for the first time reduces cold water and discharges.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a zero-cold-water-section heat exchanger with a water storage space comprises a water inlet pipe, a heat exchange pipe, heat absorbing fins, a combustion chamber and a water outlet pipe, wherein the water inlet pipe is connected with one end of the heat exchange pipe;
the method is characterized in that: the heat exchange tube is characterized by further comprising a flow tube and a water storage space, the other end of the heat exchange tube is connected with the flow tube, the flow tube is connected with the water storage space, the water storage space is arranged under the heat exchange tube and the heat absorbing sheet, the water storage space is composed of an inner shell, an outer shell, an upper shell and a lower shell which are made of metal materials, the inner shell and the outer shell are enclosed to form a hollow sandwich structure, an interlayer of the hollow sandwich structure is formed by sealing the upper shell and the lower shell to form a closed space, the water storage space is formed by the space enclosed by the inner shell, the combustion chamber is surrounded around the inside of the water storage space, a fire grate is arranged under the combustion chamber, and the outer side of the.
The zero-cold-water-section heat exchanger with the water storage space is characterized in that: the heat exchange tube comprises an upper heat exchange tube group and a lower heat exchange tube group, the upper heat exchange tube group and the lower heat exchange tube group are both of a zigzag heat exchange tube, and the upper heat exchange tube group and the lower heat exchange tube group are communicated through a bent tube; the heat absorbing sheet is composed of a plurality of heat absorbing sheet monomers which are arranged at equal intervals, the heat absorbing sheet is perpendicular to the heat exchange tube, an upper fixed hole group and a lower fixed hole group which correspond to the upper heat exchange tube group and the lower heat exchange tube group in position are arranged on the heat absorbing sheet, the upper heat exchange tube group penetrates through the upper fixed hole group and is fixed on the heat absorbing sheet, and the lower heat exchange tube group penetrates through the lower fixed hole group and is fixed on the heat absorbing sheet.
The zero-cold-water-section heat exchanger with the water storage space is characterized in that: and a diversion bracket which can lead water to flow around in the water storage space in a layered way is arranged between the inner shell and the outer shell of the water storage space.
The zero-cold-water-section heat exchanger with the water storage space is characterized in that: the heat exchanger is characterized in that the upper heat exchange tube group and the lower heat exchange tube group are respectively composed of a plurality of straight tubes distributed in parallel and connecting tubes for connecting adjacent straight tubes, the heat absorbing sheet monomers are close to each other and distributed in an array mode, upper fixing holes and lower fixing holes are formed in the heat absorbing sheet monomers, the straight tubes on the upper heat exchange tube group penetrate through the upper fixing holes in the heat absorbing sheet monomers, and the straight tubes on the lower heat exchange tube group penetrate through the lower fixing holes in the heat absorbing sheet monomers.
The utility model has the advantages that:
1. the utility model discloses heat exchanger has the water storage space of certain capacity, restarts midway when hot water, and a small amount of cold water and the hot water mixing of water storage space that get into, in addition the secondary heat transfer of combustion chamber can have solved the cold water section problem that the water heater restarted midway, improves user experience.
2. The utility model discloses heat exchanger's water storage space surrounds the combustion chamber setting, and water storage space and combustion chamber comprehensive contact, water storage space four sides direct contact high temperature burning flame, and heat exchange efficiency is high, improves the thermal efficiency energy saving to when using the water heater for the first time, cold water in the water storage space can the direct heating, and reducible cold water discharges the using water wisely.
3. The utility model discloses two-layer design about heat exchanger's heat exchange tube, be close to each other and the array distributes between the heat absorption piece monomer, and the heat exchange tube makes a round trip to alternate between the heat absorption piece, and cold water flow path in the heat exchange tube extends, can prolong heat transfer time, improves heat exchange efficiency.
4. The utility model discloses be equipped with the water conservancy diversion support in heat exchanger's the water storage space, the water conservancy diversion support can make the cold water layering that gets into in the water storage space around flowing, adds water flow path, extension heat transfer time, increase heat transfer area to improve heat exchange efficiency.
Drawings
FIG. 1 is a schematic view of the heat exchanger of the present invention;
fig. 2 is a schematic view of another perspective structure of the heat exchanger of the present invention;
FIG. 3 is a schematic view of the structure of a heat exchange tube of the heat exchanger of the present invention;
FIG. 4 is a schematic view of the heat exchanger of the present invention with the heat exchange tube fixed to the heat absorbing plate;
FIG. 5 is a schematic view of a heat exchanger according to the present invention using an alternative baffle bracket;
wherein: 1. a water inlet pipe; 2. a heat exchange pipe; 21. an upper heat exchange tube set; 22. a lower heat exchange tube set; 23. bending the pipe; 3. a heat absorbing sheet; 31. an upper fixed hole group; 32. a lower set of fixed holes; 4. a combustion chamber; 5. a water outlet pipe; 6. a fluid delivery pipe; 7. a water storage space; 71. an inner shell; 72. a housing; 73. an upper shell; 74. a lower case; 8. a flow guide bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in fig. 1 to 5, a zero-cold-water-section heat exchanger with a water storage space comprises a water inlet pipe 1, a heat exchange pipe 2, heat absorbing fins 3, a combustion chamber 4 and a water outlet pipe 5, wherein the water inlet pipe 1 is connected with one end of the heat exchange pipe 2, and the heat exchange pipe 2 is inserted between the heat absorbing fins 3 to enable heat exchange between cold water in the heat exchange pipe 2 and the heat absorbing fins 3.
This application heat exchanger still includes defeated flow tube 6 and water storage space 7, defeated flow tube 6 is connected to the heat exchange tube 2 other end, defeated flow tube 6 is connected water storage space 7, water storage space 7 is located under heat exchange tube 2 and the heat absorption piece 3, water storage space 7 is by metal material's inner shell 71, shell 72, epitheca 73 and inferior valve 74 are constituteed, inner shell 71 and shell 72 enclose into cavity sandwich structure, cavity sandwich structure's intermediate layer is sealed by epitheca 73 and inferior valve 74 and forms airtight space and constitute water storage space 7, the space that inner shell 71 encloses is combustion chamber 4, combustion chamber 4 surrounds all around in water storage space 7, be equipped with the fire row under combustion chamber 4, outlet pipe 5 is connected in the water storage space 7 outside.
The water heater is provided with a water flow sensor which senses that water flow can be ignited, but a period of time is required from ignition to heating, cold water in the period of time does not have time to exchange heat in the heat exchange tube 2, and when the cold water flows to the water storage space 7, the cold water is mixed with hot water stored in the previous water storage space 7, so that the cold water is changed into hot water.
This product has the water storage space of certain capacity, restarts midway when hot water, and a small amount of cold water that gets into mixes with the hot water in the water storage space 7, and the secondary heat transfer of combustion chamber 4 heating in addition can solve the cold water section problem that the water heater restarts midway, improves user experience.
The water storage space 7 of the heat exchanger surrounds the combustion chamber 4, the water storage space 7 is in overall contact with the combustion chamber 4, the four sides of the water storage space 7 are in direct contact with high-temperature combustion flame, the heat exchange efficiency is high, the heat efficiency is improved, energy is saved, and when the water heater is used for the first time, cold water in the water storage space 7 can be directly heated, the cold water discharge can be reduced, and the water is saved.
In the application, the heat exchange tube 2 comprises an upper heat exchange tube group 21 and a lower heat exchange tube group 22, the upper heat exchange tube group 21 and the lower heat exchange tube group 22 are both clip-shaped heat exchange tubes, and the upper heat exchange tube group 21 and the lower heat exchange tube group 22 are communicated through a bent tube 23; the heat absorbing sheet 3 is composed of a plurality of heat absorbing sheet monomers which are arranged at equal intervals, the heat absorbing sheet 3 is arranged perpendicular to the heat exchange tubes 2, an upper fixing hole group 31 and a lower fixing hole group 32 which correspond to the upper heat exchange tube group 21 and the lower heat exchange tube group 22 are arranged on the heat absorbing sheet 3, the upper heat exchange tube group 21 penetrates through the upper fixing hole group 31 to be fixed on the heat absorbing sheet 3, and the lower heat exchange tube group 22 penetrates through the lower fixing hole group 32 to be fixed on the heat absorbing sheet 3.
The upper heat exchange tube group 21 is provided with a water inlet a and a water outlet b, the bent tube 23 is provided with a water inlet c and a water outlet d, the lower heat exchange tube group 22 is provided with a water inlet e and a water outlet f, the water inlet a is communicated with the water inlet pipe 1, the water outlet b is communicated with the water inlet c, the water outlet d is communicated with the water inlet e, and the water outlet f is communicated with the flow transmission pipe 6.
In this application, a diversion bracket 8 for allowing water to flow around the water storage space 7 in a layered manner is arranged between the inner shell 71 and the outer shell 72 of the water storage space 7.
As shown in fig. 1, the diversion bracket 8 is a metal bracket welded between the inner shell 71 and the outer shell 72 of the water storage space 7. As shown in fig. 5, the diversion bracket 8 can also be formed by welding the inner shell 71 and the outer shell 72 of the water storage space 7 which are inwards sunken and butted together.
When cold water flows through the heat exchange tube 2 and then flows into the water storage space 7, fire is ignited, the water storage space 7 can be enabled to flow around in a layered mode through the flow guide support 8, a water flow path is lengthened, heat exchange time is prolonged, a heat exchange area is enlarged, secondary heating is achieved, the cold water is completely changed into hot water, and the hot water flows out of the water outlet tube 5.
In this application, go up heat exchange tube group 21 and heat exchange tube group 22 down and constitute by a plurality of parallel distribution's straight tube and the connecting pipe of connecting adjacent straight tube, be close to each other between the heat absorption piece monomer and the array distributes, be equipped with fixed orifices and lower fixed orifices on the heat absorption piece monomer, go up the straight tube on the heat exchange tube group 21 and pass the last fixed orifices on the heat absorption piece monomer, the straight tube on the heat exchange tube group 22 passes the lower fixed orifices on the heat absorption piece monomer down.
The heat absorbing sheets are close to each other and distributed in an array mode, so that the adjacent straight pipes of the upper heat exchange pipe group 21 and the lower heat exchange pipe group 22 are also close to each other and distributed, the length of the heat exchange pipe 2 can be prolonged in a certain space, the flow path of cold water in the heat exchange pipe 2 is prolonged, the heat exchange time can be prolonged, and the heat exchange efficiency is improved.
The working principle is as follows: cold water enters a heat exchange tube 2 through a water inlet tube 1, the heat absorbing fins 3 are combusted by the machine to absorb high-temperature heat, the heat exchange tube 2 is inserted between the heat absorbing fins 3 back and forth, the cold water completes heat exchange and is changed into hot water, the heat exchange tube 2 is connected with a water storage space 7, and the hot water flows into the water storage space for secondary heating; the cold water section which is not heated before the water heater is restarted in the midway is shunted by the diversion bracket 8 in the water storage space 7 to be mixed with the hot water stored in the previous time and then heated, so that the hot water is completely changed into hot water, the cold water section is realized, and the outer side of the water storage space 7 is connected with the water outlet pipe 5.
The above, only be the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the present invention, the technical solution and the utility model concept of the present invention should be covered within the protection scope of the present invention.
Claims (4)
1. A zero-cold-water-section heat exchanger with a water storage space comprises a water inlet pipe (1), heat exchange pipes (2), heat absorption fins (3), a combustion chamber (4) and a water outlet pipe (5), wherein the water inlet pipe (1) is connected with one end of each heat exchange pipe (2), and the heat exchange pipes (2) are inserted among the heat absorption fins (3) to enable cold water in the heat exchange pipes (2) to exchange heat with the heat absorption fins (3);
the method is characterized in that: the heat exchanger is characterized by further comprising a flow conveying pipe (6) and a water storage space (7), the other end of the heat exchange pipe (2) is connected with the flow conveying pipe (6), the flow conveying pipe (6) is connected with the water storage space (7), the water storage space (7) is arranged under the heat exchange pipe (2) and the heat absorbing sheet (3), the water storage space (7) is composed of an inner shell (71), an outer shell (72), an upper shell (73) and a lower shell (74) which are made of metal materials, the inner shell (71) and the outer shell (72) enclose a hollow sandwich structure, an interlayer of the hollow sandwich structure is formed by sealing the upper shell (73) and the lower shell (74) to form a closed space, the water storage space (7) is formed by the inner shell (71), the space enclosed by the inner shell (71) is the combustion chamber (4), the periphery of the combustion chamber (4) is enclosed in the water storage space (7), and a fire, the outer side of the water storage space (7) is connected with the water outlet pipe (5).
2. The zero cold water section heat exchanger with the water storage space of claim 1, wherein: the heat exchange tube (2) comprises an upper heat exchange tube group (21) and a lower heat exchange tube group (22), the upper heat exchange tube group (21) and the lower heat exchange tube group (22) are both clip-shaped heat exchange tubes, and the upper heat exchange tube group (21) is communicated with the lower heat exchange tube group (22) through a bent tube (23); the heat absorbing sheet (3) is composed of a plurality of heat absorbing sheet monomers which are arranged at equal intervals, the heat absorbing sheet (3) is perpendicular to the heat exchange pipe (2), an upper fixing hole group (31) and a lower fixing hole group (32) which correspond to the upper heat exchange pipe group (21) and the lower heat exchange pipe group (22) in position are arranged on the heat absorbing sheet (3), the upper heat exchange pipe group (21) penetrates through the upper fixing hole group (31) to be fixed on the heat absorbing sheet (3), and the lower heat exchange pipe group (22) penetrates through the lower fixing hole group (32) to be fixed on the heat absorbing sheet (3).
3. The zero cold water section heat exchanger with the water storage space of claim 1, wherein: a diversion bracket (8) which can lead water flow to flow around in the water storage space (7) in a layered way is arranged between the inner shell (71) and the outer shell (72) of the water storage space (7).
4. The zero cold water section heat exchanger with the water storage space of claim 2, wherein: the heat absorption plate is characterized in that the upper heat exchange tube group (21) and the lower heat exchange tube group (22) are respectively composed of a plurality of straight tubes distributed in parallel and connecting tubes for connecting adjacent straight tubes, the heat absorption plate monomers are close to each other and distributed in an array mode, upper fixing holes and lower fixing holes are formed in the heat absorption plate monomers, the straight tubes on the upper heat exchange tube group (21) penetrate through the upper fixing holes in the heat absorption plate monomers, and the straight tubes on the lower heat exchange tube group (22) penetrate through the lower fixing holes in the heat absorption plate monomers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920506812.1U CN210220201U (en) | 2019-04-15 | 2019-04-15 | Zero-cold-water-section heat exchanger with water storage space |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920506812.1U CN210220201U (en) | 2019-04-15 | 2019-04-15 | Zero-cold-water-section heat exchanger with water storage space |
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| CN210220201U true CN210220201U (en) | 2020-03-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017597A (en) * | 2019-04-15 | 2019-07-16 | 陈雄 | A kind of zero cold water section heat exchanger with water space |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017597A (en) * | 2019-04-15 | 2019-07-16 | 陈雄 | A kind of zero cold water section heat exchanger with water space |
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