CN210267727U

CN210267727U - Air energy water heater

Info

Publication number: CN210267727U
Application number: CN201920922888.2U
Authority: CN
Inventors: 苏树楷
Original assignee: Foshan Qichen Thermal Equipment Co Ltd
Current assignee: Foshan Qichen Thermal Equipment Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-04-07
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses an air can water heater belongs to water heater technical field. The air energy water heater comprises a water storage barrel and a heat pump. The inside of water storage barrel is provided with two coil pipes at least, and the coil pipe passes through the mount to be fixed on the lateral wall of inner shell. The coil pipe is arranged at the lower part of the water storage barrel, the water inlet of the coil pipe is communicated with the liquid outlet of the heat pump through the water inlet pipe, and the water outlet of the coil pipe is communicated with the liquid inlet of the heat pump through the water outlet pipe. The lower part of the water storage barrel is provided with a baffle plate, the baffle plate comprises a first baffle plate and a second baffle plate, and the second baffle plate is positioned between the first baffle plate and the second baffle plate. The first baffle is of an annular structure, and the second baffle is of a disc-shaped structure. The edge of the second baffle is uniformly provided with a plurality of lug plates, and the second baffle is fixed on the inner shell through the lug plates. The baffle plate two forms a channel for water to flow through between the ear plate and the inner shell. The utility model adopts the above structure air can the water heater, can solve air and can water heater heat exchange efficiency low, the inhomogeneous problem of leaving water temperature.

Description

Air energy water heater

Technical Field

The utility model belongs to the technical field of the water heater technique and specifically relates to an air can water heater is related to.

Background

The air energy water heater absorbs low-temperature heat in air through a heat pump, gasifies a fluorine medium, is compressed by a compressor, is pressurized and heated, and is converted by a hot water heater to supply water for heating. The air energy water heater solves the problems that the solar water heater can be used for heating by depending on sunlight and is inconvenient to install. The existing air energy water heater is characterized in that the water heater is placed in the water storage barrel, the water heater is large in size and occupies the height of the whole water storage barrel, the water in the water storage barrel is subjected to integral heat exchange, and the heat exchange rate is low. Or the coil pipe for heat exchange is wound on the wall of the water storage barrel, and the heat exchange coil pipe needs to exchange heat with water in the water storage barrel through the wall of the water storage barrel, so that the heat exchange rate is low; the water temperature near the tub wall is higher and the water temperature in the center is lower, resulting in uneven water temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an air can water heater solves air and can water heater heat exchange efficiency low, the inhomogeneous problem of leaving water temperature.

In order to achieve the purpose, the utility model provides an air energy water heater, which comprises a water storage barrel and a heat pump, wherein a liquid inlet and a liquid outlet of the heat pump are both communicated with the water storage barrel; the water storage barrel is internally provided with at least two coil pipes, the coil pipes are fixed on the side wall of the inner shell through a fixing frame and are positioned at the lower part of the water storage barrel, the water inlets of the coil pipes are communicated with the liquid outlet of the heat pump through water inlet pipes, and the water outlets of the coil pipes are communicated with the liquid inlet of the heat pump through water outlet pipes; the lower part of the water storage barrel is provided with a baffle plate which is positioned below the coil pipe; the baffle plate comprises a first baffle plate and a second baffle plate, and the second baffle plate is positioned between the first baffle plate and the second baffle plate; the first baffle is of an annular structure, and the middle part of the first baffle is provided with a circulation hole for circulating water in the water storage barrel; the second baffle is of a disc-shaped structure, a plurality of ear plates are uniformly arranged on the edge of the second baffle, the second baffle is fixed on the inner shell through the ear plates, and a channel for water circulation is formed between the second baffle and the inner shell.

Preferably, the water storage barrel comprises an outer shell and an inner shell, a heat insulation layer is arranged between the outer shell and the inner shell, and the heat insulation layer is made of polyurethane foaming heat insulation materials.

Preferably, the upper part of the side wall of the water storage barrel is provided with a cold water inlet, the lower part of the side wall of the water storage barrel is provided with a hot water outlet and a water outlet, and the hot water outlet and the water outlet are both positioned below the baffle.

Preferably, a barrel cover is arranged at the top of the water storage barrel, the barrel cover is located in the center of the top of the water storage barrel, an annular sealing ring is fixed on the side wall of the barrel cover, and the barrel cover is made of hard heat-insulating materials.

Preferably, an escalator is fixed on the outer surface of the side wall of the shell, one end of the escalator is fixed on the lower portion of the shell, and the other end of the escalator is fixed on the top of the water storage barrel.

Preferably, the coil comprises at least two heat exchange layers formed by winding a pipe body, the adjacent heat exchange layers are communicated with each other, the innermost heat exchange layer is communicated with the water inlet, and the outermost heat exchange layer is communicated with the water outlet; the adjacent heat exchange layers are separated by pipe clamps, and the pipe bodies of the same heat exchange layer are separated by pipe clamps.

Preferably, at least two pipe clamps are arranged on the same heat exchange layer in the circumferential direction, and the pipe clamps between the adjacent heat exchange layers are parallel to the axis of the heat exchange layer and are not in the same plane.

Preferably, the pipe clamp comprises a body, the body is of a V-shaped structure, a plurality of clamping grooves for fixing the pipe body are uniformly formed in the body, a fixing line penetrating through the body and used for fixing the body is arranged at the folded edge of the body, and a handle is arranged on the side edge of the body.

An air can water heater, be provided with a plurality of heat transfer coil in the lower part of retaining bucket, the coil pipe is located the top of delivery port, is favorable to carrying out quick heat transfer to the water of retaining bucket lower part, improves heat transfer rate, hot water supply is more timely. The lower part of the water storage barrel is provided with a first baffle and a second baffle, the second baffle is positioned between the first baffle and the first baffle, and the first baffle and the second baffle are positioned between the coil pipe and the hot water outlet. The first baffle is of a circular ring-shaped structure with a circulation hole in the middle, the second baffle is of a circular sheet-shaped structure with lug plates at the edge, the first baffle and the second baffle can change the circulation path of water in the water storage barrel, the turbulence degree of the water can be increased, the water at the lower part in the water storage barrel is uniformly mixed in the flow process, and the water outlet temperature is more uniform.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of an air energy water heater according to the present invention;

fig. 2 is a schematic structural view of a baffle plate of an embodiment of the air energy water heater of the present invention;

FIG. 3 is a schematic structural view of a baffle plate II according to an embodiment of the air energy water heater of the present invention;

fig. 4 is a schematic structural view of a heat exchange coil of an embodiment of an air-source water heater of the present invention;

fig. 5 is a schematic view of a pipe clamp structure of an embodiment of the air-source water heater of the present invention.

Reference numerals

1. A housing; 2. a heat-insulating layer; 3. an inner shell; 4. a cold water inlet; 5. a hot water outlet; 6. a water outlet; 7. a heat pump; 8. a water inlet pipe; 9. a water outlet pipe; 10. an escalator; 11. a barrel cover; 12. a seal ring; 13. a fixed mount; 14. a coil pipe; 15. a first baffle plate; 16. a second baffle plate; 17. a flow-through hole; 18. an ear plate; 19. a water inlet; 20. a water outlet; 21. a first heat exchange layer; 22. a second heat exchange layer; 23. a third heat exchange layer; 24. a fourth heat exchange layer; 25. a pipe clamp; 26. a body; 27. a card slot; 28. a handle; 29. the wire is fixed.

Detailed Description

Examples

Fig. 1 is a schematic structural view of an embodiment of an air energy water heater of the present invention. As shown in figure 1, the air energy water heater comprises a water storage barrel and a heat pump 7, wherein the heat pump 7 is positioned outside the water storage barrel. The liquid inlet and the liquid outlet of the heat pump 7 are both communicated with the water storage barrel. The water storage barrel comprises an outer shell 1 and an inner shell 3, wherein the outer shell 1 and the inner shell 3 are made of stainless steel materials. An insulating layer 2 is arranged between the outer shell 1 and the inner shell 3, and the insulating layer 2 is made of polyurethane foaming insulating materials. The outer shell 1 and the inner shell 3 of stainless steel increase the strength of the wall of the water storage barrel, and the heat preservation layer 2 can reduce the heat loss in the water storage barrel. The upper part of the side wall of the water storage barrel is provided with a cold water inlet 4, and the cold water inlet 4 is communicated with an external water source and used for supplementing water to the water storage barrel; the lower part is provided with a hot water outlet 5 and a water outlet 6, the hot water outlet 5 is communicated with hot water using equipment, and hot water after heat exchange in the water storage barrel is supplied to a user for use.

At least two coil pipes 14 are arranged in the water storage barrel, and the coil pipes 14 are fixed on the side wall of the inner shell 3 through a fixing frame 13. The fixing frame 13 is welded to the inner casing 3. The coils 14 are evenly distributed around the circumference of the bucket and the coils 14 are located on the same cross-section of the bucket. Coil pipe 14 is located the lower part of water storage bucket and is located the top of hot water outlet 5, and a plurality of coil pipes 14 carry out the heat transfer of concentrating to the water of water storage bucket lower part like this, and heat exchange efficiency is high, and lower part temperature risees sooner, and the high water of temperature supplies with the user through hot water outlet 5 of lower part and uses, and hot water supply is more timely. The water inlet 19 of the coil pipe 14 is communicated with the liquid outlet of the heat pump 7 through the water inlet pipe 8, and the water outlet 20 of the coil pipe 14 is communicated with the liquid inlet of the heat pump 7 through the water outlet pipe 9. Each coil 14 is connected with a heat pump 7, and the energy in the heat pump 7 exchanges heat with the water in the water storage barrel through the coil 14. The coil pipes 14 in the water storage barrel can be 2, 3, 4 or 5, and 2 coil pipes 14 can be used for the water storage barrel with the specification of 5 tons to exchange heat. The size of the reservoir can be increased by 5 tons for each additional coil 14.

Fig. 2 is a schematic structural diagram of a baffle of an embodiment of an air-source water heater, and fig. 3 is a schematic structural diagram of a baffle of an embodiment of an air-source water heater. As shown in fig. 2 and 3, the lower part of the water storage barrel is provided with a baffle plate which is positioned between the coil pipe 14 and the hot water outlet 5. The baffle comprises a first baffle 15 and a second baffle 16, and the second baffle 16 is positioned between the first baffle 15 and the second baffle 16. The first baffle plate 15 is of a circular ring structure with the edge connected with the inner shell 3 in a sealing and welding mode, the middle of the first baffle plate 15 is provided with a through hole 17, and water in the water storage barrel can flow through the first baffle plate 15 through the through hole 17. The second baffle 16 is a disc-shaped structure with 4 lug plates 18 uniformly arranged on the edge, and the second baffle 16 is fixedly connected with the inner shell 3 through the lug plates 18 by welding. A gap of 4 arc rings is formed between the edge of the second baffle 16 and the inner shell 3 under the support of the lug plate 18, and water in the water storage barrel flows through the gap of the arc rings. When water flows in the water storage barrel, the flow path of the water is continuously changed under the influence of the first baffle 15 and the second baffle 16, the turbulence degree of the water is increased, the water at the lower part in the water storage barrel is uniformly mixed in the flowing process, and the outlet water temperature is more uniform.

The top of the water storage barrel is provided with a barrel cover 11, and the barrel cover 11 is positioned in the center of the top of the water storage barrel. The barrel cover 11 is made of hard heat-insulating materials, so that heat loss is reduced. An annular rubber sealing ring 12 is fixed on the side wall of the barrel cover 11, so that the energy loss is further reduced. The outer surface of the side wall of the shell 1 is fixed with an escalator 10, one end of the escalator 10 is fixed at the lower part of the shell 1, and the other end is fixed at the top of the water storage barrel. The escalator 10 facilitates workers to climb onto the top of the water storage barrel and overhaul the water storage barrel through the barrel cover 11.

Fig. 4 is the utility model relates to a heat exchange coil structure sketch map of air can water heater embodiment. As shown in fig. 4, the coil 14 includes at least two heat exchange layers formed by winding pipe bodies, and adjacent heat exchange layers are communicated with each other, that is, the heat exchange layers are made of the same pipe body or are connected in series by welding multiple pipe bodies. The innermost heat exchange layer is communicated with a water inlet 19 of the coil pipe 14, and the outermost heat exchange layer is communicated with a water outlet 20 of the coil pipe 14. In this embodiment, the heat exchange layers are four layers, and the axes of the four heat exchange layers are overlapped, and the first heat exchange layer 21, the second heat exchange layer 22, the third heat exchange layer 23, and the fourth heat exchange layer 24 are sequentially arranged from inside to outside. The adjacent heat exchange layers are separated by the pipe clamps 25, and the pipe bodies of the same heat exchange layer are also separated by the pipe clamps 25. At least two pipe clamps 25 are arranged on the same heat exchange layer in the circumferential direction, and the pipe clamps 25 between the adjacent heat exchange layers are parallel to the axis of the heat exchange layer and are not in the same plane. In the embodiment, the number of the heat exchange layers is 4, the number of the pipe clamps 25 of each heat exchange layer is 3, and the 3 pipe clamps 25 are uniformly distributed on the same heat exchange layer. The multi-layer heat exchange layer not only reduces the height of the coil pipe 14; and the time that the high-temperature circulating water flows in the pipe body is prolonged, the heat exchange time is prolonged, and the heat exchange effect is improved.

Fig. 5 is a schematic view of a pipe clamp structure of an embodiment of the air-source water heater of the present invention. As shown in fig. 5, the pipe clamp 25 includes a body 26, and the body 26 has a V-shaped configuration. The body 26 is evenly provided with a plurality of clamping grooves 27 for fixing the tube body, and the tube body is clamped in the clamping grooves 27. The pipe bodies of the same heat exchange layer are separated by the clamping grooves 27, and the adjacent heat exchange layers are separated by the bending parts of the pipe clamps 25, so that the pipe bodies can be fully contacted with the water subjected to heat exchange, and the heat exchange effect is improved. The fixing line 29 penetrating through the body 26 is arranged at the folded edge of the body 26, after the pipe body is clamped in the clamping groove 27, the fixing line 29 penetrates through the body 26 from the folded part, and two ends of the fixing line 29 are bent and deformed to prevent the fixing line 29 from falling off. The pipe body is located between the fixing line 29 and the clamping groove 27, so that the pipe clamp 25 and the pipe body can be effectively fixed, and the pipe clamp 25 is prevented from falling off from the pipe body. The side of the body 26 is provided with a handle 28 to facilitate the mounting and dismounting of the pipe clamp 25.

Therefore, the utility model adopts the above structure air can the water heater, can solve air and can the water heater heat exchange efficiency low, the inhomogeneous problem of leaving water temperature.

The above are specific embodiments of the present invention, but the scope of protection of the present invention should not be limited thereto. Any changes or substitutions which can be easily conceived by those skilled in the art within the technical scope of the present invention are covered by the protection scope of the present invention, and therefore, the protection scope of the present invention is subject to the protection scope defined by the claims.

Claims

1. An air energy water heater comprises a water storage barrel and a heat pump (7), wherein a liquid inlet and a liquid outlet of the heat pump (7) are communicated with the water storage barrel; the method is characterized in that: at least two coil pipes (14) are arranged in the water storage barrel, the coil pipes (14) are fixed on the side wall of the inner shell (3) through a fixing frame (13), the coil pipes (14) are positioned at the lower part of the water storage barrel, a water inlet (19) of each coil pipe (14) is communicated with a liquid outlet of the heat pump (7) through a water inlet pipe (8), and a water outlet (20) of each coil pipe (14) is communicated with a liquid inlet of the heat pump (7) through a water outlet pipe (9); the lower part of the water storage barrel is provided with a baffle plate which is positioned below the coil pipe (14); the baffle comprises a first baffle (15) and a second baffle (16), and the second baffle (16) is positioned between the two first baffles (15); the first baffle (15) is of an annular structure, and a circulation hole (17) for circulating water in the water storage barrel is formed in the middle of the first baffle (15); the second baffle (16) is of a disc-shaped structure, a plurality of lug plates (18) are uniformly arranged at the edge of the second baffle (16), the second baffle (16) is fixed on the inner shell (3) through the lug plates (18), and a channel for water circulation is formed between the second baffle (16) and the inner shell (3) through the lug plates (18).

2. An air-powered water heater as claimed in claim 1, wherein: the water storage barrel comprises an outer shell (1) and an inner shell (3), a heat insulation layer (2) is arranged between the outer shell (1) and the inner shell (3), and the heat insulation layer (2) is made of polyurethane foaming heat insulation materials.

3. An air-powered water heater as claimed in claim 1, wherein: the upper portion of the side wall of the water storage barrel is provided with a cold water inlet (4), the lower portion of the side wall of the water storage barrel is provided with a hot water outlet (5) and a water outlet (6), and the hot water outlet and the water outlet (6) are both located below the baffle.

4. An air-powered water heater as claimed in claim 1, wherein: a barrel cover (11) is arranged at the top of the water storage barrel, the barrel cover (11) is located in the center of the top of the water storage barrel, an annular sealing ring (12) is fixed on the side wall of the barrel cover (11), and the barrel cover (11) is made of hard heat-insulating materials.

5. An air-powered water heater as claimed in claim 2, wherein: the outer surface of the side wall of the shell (1) is fixedly provided with an escalator (10), one end of the escalator (10) is fixed at the lower part of the shell (1), and the other end of the escalator is fixed at the top of the water storage barrel.

6. An air-powered water heater as claimed in claim 1, wherein: the coil (14) at least comprises two heat exchange layers formed by winding a pipe body, the adjacent heat exchange layers are communicated with each other, the innermost heat exchange layer is communicated with the water inlet (19), and the outermost heat exchange layer is communicated with the water outlet (20); the adjacent heat exchange layers are separated by the pipe clamps (25), and the pipe bodies of the same heat exchange layer are separated by the pipe clamps (25).

7. An air-powered water heater as claimed in claim 6 wherein: at least two pipe clamps (25) are arranged on the same heat exchange layer in the circumferential direction, and the pipe clamps (25) between the adjacent heat exchange layers are parallel to the axis of the heat exchange layers and are not in the same plane.

8. An air-powered water heater as claimed in claim 6 wherein: the pipe clamp (25) comprises a body (26), the body (26) is of a V-shaped structure, clamping grooves (27) for fixing the pipe bodies are uniformly formed in the body (26), fixing lines (29) penetrating through the body (26) and used for fixing the body (26) are arranged at folded edges of the body (26), and a handle (28) is arranged on the side edge of the body (26).