CN218210081U - Hot water heating system for motor home - Google Patents
Hot water heating system for motor home Download PDFInfo
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- CN218210081U CN218210081U CN202222384873.XU CN202222384873U CN218210081U CN 218210081 U CN218210081 U CN 218210081U CN 202222384873 U CN202222384873 U CN 202222384873U CN 218210081 U CN218210081 U CN 218210081U
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Abstract
The utility model relates to a hot water heating system for a caravan, which comprises a base, wherein a combustion device is arranged on the base, a first heat exchange device is connected above the combustion device, and an air supply device is connected on the side part; the smoke collecting hood is connected above the first heat exchange device, the second heat exchange device is connected on the smoke collecting hood, the water inlet end of the second heat exchange device is communicated with the water supply end, the water outlet end of the second heat exchange device is communicated with the water inlet end of the first heat exchange device, and the water outlet end of the first heat exchange device is communicated with the water using end. This structure can make full use of the heat of high temperature flue gas, makes the latent heat of its release can heat the water in the second heat transfer device, makes burner produce the heating that more water can be accomplished to less energy simultaneously to reduce burner's energy consumption effectively, improve heating efficiency, can also carry out rapid heating to water, shorten hot water latency, the practicality is strong.
Description
Technical Field
The utility model relates to a hot water heating technical field specifically is a car as a house hot water heating system.
Background
At present, a motor home becomes one of important tools selected by people during traveling, and the motor home not only can be used for traveling, but also has the functions of living, dining, showering and the like. Through the system research of the motor home, particularly after the intensive research on a hot water system, the current motor home has two main ways of solving the hot water supply: firstly, the gas heating mode has great potential safety hazard, when gas leaks, explosion can be generated when open fire occurs, the gas needs to be filled after being used up, and inconvenience can be caused when people go out for travelling; secondly, the electric heating mode is limited by the vehicle-mounted power supply, and the electric water heater with small capacity is generally installed on the motor home and cannot meet the requirement of long-time use, and if the water heater with large capacity is installed, the heating time is long, the capacity of the vehicle-mounted power supply is limited, and sometimes a generator needs to be started for assistance, so that more energy is consumed.
Therefore, related technical personnel develop, for example, a car as a house water heater and a car as a house shower system disclosed in 10 and 29 days 2014 and 2014 of chinese patent document No. CN203902440U and a car as a house water heater disclosed in 10 and 23 days 2013 of CN103363817A, the two prior arts each disclose a scheme for heating water in the car as a house water heater by absorbing heat emitted from an exhaust pipe, but because the heat emitted from the exhaust pipe is limited, the degree of heating the water heater is limited, and particularly, the practical use requirements cannot be met in cold days.
Therefore, further improvement is necessary.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a car as a house hot water heating system to overcome the weak point among the prior art.
The hot water heating system for the caravan comprises a base, wherein a combustion device is arranged on the base, a first heat exchange device is connected above the combustion device, and an air supply device is connected to the side part of the combustion device; the waste heat recovery device is characterized in that a smoke collecting cover is connected above the first heat exchange device, a second heat exchange device is connected to the smoke collecting cover, the water inlet end of the second heat exchange device is communicated with the water supply end, the water outlet end of the second heat exchange device is communicated with the water inlet end of the first heat exchange device, and the water outlet end of the first heat exchange device is communicated with the water using end.
The purpose of the utility model can also adopt the following technical measures to solve:
the combustion device comprises a combustion shell, and a combustor and a combustion chamber are arranged in the combustion shell; the combustor is low nitrogen combustor or ordinary combustor, and is located the combustion chamber below, the inlet end of low nitrogen combustor or ordinary combustor is connected with the proportional valve through connecing the trachea, proportional valve and air feed end intercommunication.
The first heat exchange device comprises a first heat exchange shell, wherein the lower portion of the first heat exchange shell is communicated with the upper portion of the combustion chamber, and a first heat exchange tube is wound inside the first heat exchange shell.
The air supplier comprises a bracket and a fan; the bracket is fixedly arranged on the side part of the combustion shell; the fan is fixedly arranged on the support, the air inlet end of the fan is communicated with the outside, and the air outlet end of the fan is communicated with the combustion chamber.
The first heat exchange tube is transversely or longitudinally coiled in the first heat exchange shell, or the first heat exchange tube is spirally coiled in the first heat exchange shell.
A smoke inlet end is arranged on one side of the bottom of the smoke collecting hood and is communicated with the upper part of the first heat exchange shell; the second heat exchange device comprises a second heat exchange shell; a smoke exhaust end is arranged on the other side of the bottom of the smoke collecting hood and is communicated with the upper part of the second heat exchange shell; and a second heat exchange tube is wound in the second heat exchange shell.
The second heat exchange tube is transversely or longitudinally coiled in the second heat exchange shell, or the second heat exchange tube is spirally coiled in the second heat exchange shell.
The side part of the second heat exchange shell is also communicated with a smoke exhaust pipe for exhausting smoke; the flowing direction of the flue gas in the second heat exchange shell is opposite to the winding direction of the second heat exchange tube.
The water inlet end of the second heat exchange tube is communicated with the water supply end through a water inlet tube, the water outlet end of the second heat exchange tube is communicated with the water inlet end of the first heat exchange tube through a communicating tube, and the water outlet end of the first heat exchange tube is communicated with the water using end through a water outlet tube; and a water flow sensor is also arranged on the water inlet pipe.
The base is further provided with a fixing plate, a controller is fixedly arranged on the fixing plate, and the controller is electrically connected with the proportional valve, the fan and the water flow sensor respectively.
The utility model discloses a high temperature flue gas that burner produced during operation can get into second heat transfer device through collection petticoat pipe, make the hydroenergy that gets into in the second heat transfer device from the water supply end enough realize the heat exchange, and heat in advance, not only cool down the high temperature flue gas effectively, solved the problem that the direct emission of high temperature flue gas causes heat energy waste, the user is easy to be injured effectively, but also can fully utilize the heat of high temperature flue gas, make the latent heat of its release can heat the water in the second heat transfer device, in order to accomplish the heat recovery of high temperature flue gas; the water after the preheating reenters first heat transfer device to heat through burner, in order to reach and supply the user to use after presetting the temperature, in order to make burner produce the heating that less energy can accomplish more water, thereby reduce burner's energy consumption effectively, improve heating efficiency, can also carry out rapid heating to water simultaneously, shorten hot water latency, the practicality is strong.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is an exploded schematic view of an embodiment of the present invention.
Fig. 2 is a schematic view of an assembly structure according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a first application example of a combustion apparatus according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a second application example of the combustion apparatus according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of a first heat exchange device according to an embodiment of the present invention.
Fig. 6 is a schematic structural view of a second heat exchange device according to an embodiment of the present invention.
The assembly cross-sectional structure is schematic.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
The present invention will be further described with reference to the accompanying drawings and examples.
First embodiment
Referring to fig. 1-6, the hot water heating system for the caravan comprises a base 1, and is characterized in that: a combustion device is arranged on the base 1, a first heat exchange device is connected above the combustion device, and an air supply device is connected on the side part of the combustion device; the smoke collecting cover 2 is connected above the first heat exchange device, the second heat exchange device is connected on the smoke collecting cover 2, the water inlet end of the second heat exchange device is communicated with the water supply end, the water outlet end of the second heat exchange device is communicated with the water inlet end of the first heat exchange device, and the water outlet end of the first heat exchange device is communicated with the water using end.
High-temperature flue gas generated by the combustion device during operation can enter the second heat exchange device through the smoke collecting cover 2, so that water entering the second heat exchange device from the water supply end can realize heat exchange and can be preheated, the high-temperature flue gas is effectively cooled, the problems of heat energy waste and easy injury of users caused by direct emission of the high-temperature flue gas are effectively solved, the heat of the high-temperature flue gas can be fully utilized, latent heat released by the high-temperature flue gas can heat the water in the second heat exchange device, and the heat recovery of the high-temperature flue gas is completed; the water after the preheating reenters first heat transfer device to heat through burner, in order to reach and supply the user to use after presetting the temperature, in order to make burner produce the heating that less energy can accomplish more water, thereby reduce burner's energy consumption effectively, improve heating efficiency, can also carry out rapid heating to water simultaneously, shorten hot water latency, the practicality is strong.
Specifically, the combustion device comprises a combustion shell 3, wherein a combustor and a combustion chamber 4 are arranged in the combustion shell 3; as shown in figure 3, the burner is a low-nitrogen burner 5, or as shown in figure 4, the burner is a common burner 6, the low-nitrogen burner 5 and the common burner 6 are positioned below the combustion chamber 4, the air inlet ends of the low-nitrogen burner 5 and the common burner 6 are connected with a proportional valve 8 through an air receiving pipe 7, and the proportional valve 8 is communicated with the air inlet end.
The low-nitrogen burner 5 is a conventional burner, and is named as a high-efficiency low-nitrogen burner with the patent number of CN216936487U, and is named as a low-nitrogen burner with the patent number of CN207407340U, which are not described again.
The common burner 6 is a conventional burner, and can be referred to as a flat flame burner with the patent number CN102261657A and an industrial burner with the patent number CN100366979C, which are not described again.
The low-nitrogen burner 5 and the common burner 6 mainly burn gas, and the gas enters from the gas supply end and is burnt by the low-nitrogen burner 5 and the common burner 6 in the combustion chamber 4.
The first heat exchange device comprises a first heat exchange shell 9, wherein the lower part of the first heat exchange shell 9 is communicated with the upper part of the combustion chamber 4, and a first heat exchange tube 10 is wound inside the first heat exchange shell.
The air supply comprises a bracket and a fan 11; the bracket is fixedly arranged on the side part of the combustion shell 3; the fan 11 is fixedly arranged on the support, the air inlet end of the fan 11 is communicated with the outside, and the air outlet end of the fan 11 is communicated with the combustion chamber 4.
The fan 11 provides sufficient air (namely oxygen), then the air (namely oxygen) and the fuel gas are uniformly mixed in the combustion chamber 4, and then the low-nitrogen combustor 5 and the common combustor 6 are used, so that the instability caused by the nonuniform and direct combustion of the air (namely oxygen) and the fuel gas is avoided.
The first heat exchange tube 10 is transversely or longitudinally coiled in the first heat exchange shell 9, or the first heat exchange tube 10 is spirally coiled in the first heat exchange shell 9.
The first heat exchange device of this embodiment adopts a coil-free heat exchanger, that is, the first heat exchange tube 10 is transversely or longitudinally wound in an S shape in the first heat exchange housing 9, and the first heat exchange tube 10 is a stainless steel tube or a stainless steel corrugated tube.
A smoke inlet end is arranged on one side of the bottom of the smoke collecting hood 2 and is communicated with the upper part of the first heat exchange shell 9; the second heat exchange device comprises a second heat exchange shell 12; the other side of the bottom of the fume collecting hood 2 is provided with a fume exhaust end and is communicated with the upper part of the second heat exchange shell 12; a second heat exchange tube 13 is wound inside the second heat exchange shell 12.
The second heat exchange tube 13 is wound in a horizontal or longitudinal serpentine shape in the second heat exchange shell 12, or the second heat exchange tube 13 is wound in a spiral shape in the second heat exchange shell 12.
The second heat exchange tube 13 of the present embodiment is a stainless steel tube or a stainless steel corrugated tube, and is wound in a transverse or longitudinal S shape inside the second heat exchange housing 12.
The side part of the second heat exchange shell 12 is also communicated with a smoke exhaust pipe 14 for exhausting smoke; the flowing direction of the flue gas in the second heat exchange shell 12 is opposite to the winding direction of the second heat exchange tube 13, so that the heat exchange efficiency of water and high-temperature flue gas is greatly improved.
Furthermore, the first heat exchange tube 10 and the second heat exchange tube 13 of the present embodiment are wound in a stacked transverse or longitudinal S-shape, which not only increases the flow amount of water, but also increases the contact amount with heat, greatly simplifies the overall structure and volume under the condition of ensuring heat exchange, facilitates the processing, production and assembly, and reduces the space occupied by the caravan during assembly.
The water inlet end 15 of the second heat exchange tube 13 is communicated with the water supply end through a water inlet tube 16, the water outlet end 17 of the second heat exchange tube 13 is communicated with the water inlet end of the first heat exchange tube 10 through a communicating tube 18, and the water outlet end of the first heat exchange tube 10 is communicated with the water use end through a water outlet tube; the water inlet pipe 16 is also provided with a water flow sensor 19.
The base 1 is further provided with a fixing plate 20, the fixing plate 20 is fixedly provided with a controller 21, and the controller 21 is electrically connected with the proportional valve 8, the fan 11 and the water flow sensor 19 respectively.
The controller 21 can control the gas inlet amount of the proportional valve 8, the air (i.e. oxygen) inlet amount of the fan 11 and the water inlet amount of the water flow sensor 19 according to actual use requirements.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (10)
1. The utility model provides a car as a house hot water heating system, includes base (1), its characterized in that: a combustion device is arranged on the base (1), a first heat exchange device is connected above the combustion device, and an air supply device is connected to the side part of the combustion device; the heat exchanger is characterized in that a smoke collecting cover (2) is connected above the first heat exchanger, a second heat exchanger is connected on the smoke collecting cover (2), the water inlet end of the second heat exchanger is communicated with the water supply end, the water outlet end of the second heat exchanger is communicated with the water inlet end of the first heat exchanger, and the water outlet end of the first heat exchanger is communicated with the water supply end.
2. The recreational vehicle hot water heating system of claim 1, wherein: the combustion device comprises a combustion shell (3), and a combustor and a combustion chamber (4) are arranged in the combustion shell (3); the combustor is low nitrogen burner (5) or ordinary combustor (6), and is located combustion chamber (4) below, the inlet end of low nitrogen burner (5) or ordinary combustor (6) is connected with proportional valve (8) through connecing trachea (7), proportional valve (8) and air feed end intercommunication.
3. The caravan hot water heating system according to claim 2, wherein: the first heat exchange device comprises a first heat exchange shell (9), wherein the lower part of the first heat exchange shell (9) is communicated with the upper part of the combustion chamber (4), and a first heat exchange pipe (10) is wound in the first heat exchange shell.
4. The hot water heating system for the recreational vehicle of claim 3, wherein: the air supply comprises a bracket and a fan (11); the bracket is fixedly arranged on the side part of the combustion shell (3); the fan (11) is fixedly arranged on the support, the air inlet end of the fan (11) is communicated with the outside, and the air outlet end of the fan (11) is communicated with the combustion chamber (4).
5. The recreational vehicle hot water heating system of claim 3, wherein: the first heat exchange tube (10) is transversely or longitudinally coiled in the first heat exchange shell (9), or the first heat exchange tube (10) is spirally coiled in the first heat exchange shell (9).
6. The hot water heating system for the caravan of claim 4, wherein: a smoke inlet end is arranged on one side of the bottom of the smoke collecting hood (2) and is communicated with the upper part of the first heat exchange shell (9); the second heat exchange device comprises a second heat exchange shell (12); a smoke exhaust end is arranged on the other side of the bottom of the smoke collecting hood (2) and is communicated with the upper part of the second heat exchange shell (12); and a second heat exchange tube (13) is wound in the second heat exchange shell (12).
7. The hot water heating system for caravan of claim 6, wherein: the second heat exchange tube (13) is transversely or longitudinally coiled in the second heat exchange shell (12), or the second heat exchange tube (13) is spirally coiled in the second heat exchange shell (12).
8. The caravan hot water heating system according to claim 6 or 7, wherein: the side part of the second heat exchange shell (12) is also communicated with a smoke exhaust pipe (14) for exhausting smoke; the flowing direction of the flue gas in the second heat exchange shell (12) is opposite to the winding direction of the second heat exchange tube (13).
9. The caravan hot water heating system according to claim 8, wherein: the water inlet end (15) of the second heat exchange tube (13) is communicated with the water supply end through a water inlet tube (16), the water outlet end (17) of the second heat exchange tube (13) is communicated with the water inlet end of the first heat exchange tube (10) through a communicating tube (18), and the water outlet end of the first heat exchange tube (10) is communicated with the water using end through a water outlet tube; and a water flow sensor (19) is also arranged on the water inlet pipe (16).
10. The caravan hot water heating system according to claim 9, wherein: the base (1) is further provided with a fixing plate (20), the fixing plate (20) is fixedly provided with a controller (21), and the controller (21) is electrically connected with the proportional valve (8), the fan (11) and the water flow sensor (19) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222384873.XU CN218210081U (en) | 2022-09-06 | 2022-09-06 | Hot water heating system for motor home |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222384873.XU CN218210081U (en) | 2022-09-06 | 2022-09-06 | Hot water heating system for motor home |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218210081U true CN218210081U (en) | 2023-01-03 |
Family
ID=84631450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222384873.XU Active CN218210081U (en) | 2022-09-06 | 2022-09-06 | Hot water heating system for motor home |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218210081U (en) |
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2022
- 2022-09-06 CN CN202222384873.XU patent/CN218210081U/en active Active
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