CN111912099B

CN111912099B - Air energy water heater

Info

Publication number: CN111912099B
Application number: CN201910387204.8A
Authority: CN
Inventors: 赵润鹏; 杨磊; 王慧; 杜顺祥; 季善阁; 田文斌
Original assignee: Qingdao Haier Co Ltd; Qingdao Economic and Technological Development Zone Haier Water Heater Co Ltd; Qingdao Haier New Energy Electric Appliance Co Ltd
Current assignee: Qingdao Haier Co Ltd; Qingdao Economic and Technological Development Zone Haier Water Heater Co Ltd; Qingdao Haier New Energy Electric Appliance Co Ltd
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2022-03-22
Anticipated expiration: 2039-05-10
Also published as: CN111912099A

Abstract

The invention discloses an air energy water heater which comprises a shell, wherein an inner container is arranged in the shell, an evaporator and a fan are arranged at the top of the inner container, two air inlet channels and an air outlet channel which are oppositely arranged are formed in the shell, the two air inlet channels are respectively arranged on two sides of the fan so as to suck air in the shell into the fan, and the air outlet channel discharges the air sucked into the fan to the outside of the shell. The invention has more compact structural layout, realizes two inlets and one outlet, reduces wind resistance, reduces noise and improves heating efficiency.

Description

Air energy water heater

Technical Field

The invention belongs to the field of household appliances, and particularly relates to an air energy water heater.

Background

With the improvement of living standard, the requirement of people on living quality is higher and higher, living hot water becomes a necessity of life of people, however, the traditional water heater has the defects of large energy consumption, high cost and serious pollution, and the air energy water heater is more and more popular with consumers due to the popularization of environmental protection consciousness and energy-saving concept of people.

The air energy water heater is one of the most advanced energy utilization in the world at present, and the compressor module, the fan module and the water tank module of current air energy water heater are as an organic whole, lead to fan, wind channel and compressor module to arrange the restriction, and whole volume is also great, and heat exchange efficiency is poor.

The present invention has been made in view of this situation.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide an air energy hot water pump, which aims to reduce wind resistance and noise, solve the problem of large installation space and improve heating efficiency.

In order to solve the technical problems, the invention adopts the technical scheme that:

the utility model provides an air can water heater, includes the casing, and casing internally mounted has the inner bag, and evaporimeter and fan are installed at the top of inner bag, form the air inlet duct and the air outlet duct of two relative settings in the casing, two air inlet ducts set up respectively in the both sides of fan to with the inside air suction of casing to the fan in, the air outlet duct is discharged the air of suction fan to the casing outside. .

Furthermore, be equipped with relative air intake and air outlet that sets up on the casing, the evaporimeter with the fan sets up the air intake with between the air outlet, the evaporimeter is close to one side of air intake, the air-out end of fan with the air outlet is linked together and is formed the air-out wind channel, the air inlet end of fan with form two air inlet wind channels that connect in parallel between the air intake.

Further, the casing includes preceding shell and backshell, one side of fan with form first air inlet duct between the preceding shell, the opposite side of fan with the backshell forms the second air inlet duct.

Further, still include the compressor, the compressor setting is in the fan, preceding shell with the space that the evaporimeter made the enclose, the outside of compressor with one side of fan forms first air inlet channel.

Furthermore, an expansion valve is arranged at the input end of the evaporator, a flow dividing device is connected at the output end of the evaporator, a four-way valve is arranged between the evaporator and the compressor, a low-pressure port and a high-pressure port of the compressor, the output end of the flow dividing device and the liner are respectively communicated with four valve ports of the four-way valve, and a control module is arranged at the top of the compressor; preferably, the output end of the evaporator comprises a plurality of outlets, and the plurality of outlets are connected to the input end of the flow dividing device.

Further, an upper end cover, a first supporting piece and a second supporting piece are installed at the top of the chamber, the first supporting piece is fixedly connected with the second supporting piece, the outer surface of the first supporting piece and the inner surface of the second supporting face clamp the upper end of the shell in the middle, and the upper end cover is fixedly clamped on the upper portion of the second supporting piece.

Furthermore, the top of the shell is provided with a concave part formed by inward compression, the inner surface of the concave part is in limit contact with the outer surface of the first supporting piece, the outer surface of the concave part is in limit contact with the inner surface of the second supporting piece, and the outer surface of the second supporting piece is flush with the outer surface of the shell; a plurality of first threaded holes are formed in the outer surface of the first supporting piece, and the first supporting piece and the shell are screwed and fixed through bolts; preferably, the recessed portion is of an L-shaped structure, the outer surface of the first support member is of an L shape, the inner surface of the second support member is of an L shape, and the recessed portion is clamped between the first support member and the second support member.

Furthermore, an inward concave groove is formed in the outer surface of the first supporting piece, the front shell and the rear shell are mutually buckled and connected, and the top of the connecting end of the front shell and the top of the connecting end of the rear shell are clamped into the groove.

Furthermore, a plurality of second threaded holes and at least one positioning column which are arranged at intervals are formed in the top of the first support piece, threaded holes and positioning holes are correspondingly formed in the second support piece, the positioning columns are correspondingly inserted into the positioning holes, and the first support piece and the second support piece are screwed and fixed through bolts; preferably, the first threaded hole and the second threaded hole are perpendicular and are arranged in a staggered manner.

Furthermore, a plurality of clamping grooves are formed in the top of the second supporting piece, elastic clamping claws are correspondingly arranged on the upper end cover, and the elastic clamping claws are clamped into the clamping grooves for fixing; the top on the second support piece is provided with a first positioning piece protruding outwards, the upper end cover is correspondingly provided with a second positioning piece protruding outwards, and the first positioning piece and the second positioning piece are mutually inserted and fixed.

After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.

1. The air energy water heater has a compact mounting structure, reduces the overall volume of the existing water heater, realizes two air inlets and one air outlet, reduces wind resistance, reduces noise and improves heating efficiency.

2. The output of evaporimeter is equipped with diverging device, can guarantee the stable performance of evaporimeter, improves the heat exchange efficiency and the effect of defrosting of evaporimeter.

3. First support piece, second support piece and upper end cover are installed on the top of water heater, and the casing is by protecgulum and back lid snap-on riveting, and above-mentioned mounting means is simple, and the outward appearance is more pleasing to the eye.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a rear view of an air-powered water heater in an embodiment of the present invention;

FIG. 2 is a top view of an air energy water heater (upper end cap not shown) in an embodiment of the present invention;

FIG. 3 is a schematic diagram of the structure of the upper chamber of the air energy water heater (not shown) in the embodiment of the invention;

FIG. 4 is a schematic view of an upper end cap mounting structure according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of an upper end cap according to an embodiment of the present invention;

FIG. 6 is a schematic view of a first support structure according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a second support member according to an embodiment of the present invention.

Description of the main elements in the figures: 1. a housing; 10. a front housing; 11. a rear housing; 12. an upper end cover; 13. an air inlet grid; 14. an air outlet grid; 15. a handle; 16. an electric appliance box cover; 17. a first support member; 171. a positioning column; 172. a second threaded hole; 173. a first threaded hole; 174. a groove; 18. a second support member; 181. a card slot; 121. an elastic claw; 182. a first positioning member; 122. a second positioning member; 2. an evaporator; 3. a fan; 31. a volute; 4. a control module; 5. an expansion valve; 6. a compressor; 7. a flow divider; 8. a four-way valve; 9. and (4) a bracket.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, the air energy water heater in the embodiment of the present invention is an integral water heater, and includes a housing 1, two air inlet channels and one air outlet channel are formed in the housing 1, the two air inlet channels are disposed on two sides of a fan 3, respectively, so as to draw air inside the housing 1 into the fan 3, and the air outlet channel discharges air to the outside of the housing 1.

In the embodiment of the invention, the shell 1 is hollow to form a cavity, an inner container for containing water is arranged in the cavity, the top of the inner container is provided with an evaporator 2, a compressor 6 and a fan 3, the input end of the evaporator 2 is connected with an expansion valve 5, the chamber is provided with an air inlet and an air outlet, the evaporator 2 and the fan 3 are arranged between the air inlet and the air outlet, the evaporator 2 is close to one side of the air inlet, the air outlet end of the fan 3 is communicated with the air outlet to form an air outlet duct, two air inlet channels connected in parallel are formed between the air inlet end of the fan 3 and the air inlet, the shell 1 comprises a front shell 10 and a rear shell 11, a first air inlet channel is formed between one side of the fan 3 and the front shell 10, and a second air inlet channel is formed between the other side of the fan 3 and the rear shell 11. The evaporator 2 the fan 3 with form between the preceding shell 10 and hold the chamber, compressor 6 is installed and is being held the intracavity, the outside of compressor 6 with one side of fan 3 forms first air inlet duct, and the arrow direction in the figure is the flow direction of air.

In the embodiment of the invention, the output end of the evaporator 2 is connected with a flow dividing device 7, a four-way valve 8 is arranged between the evaporator 2 and the compressor 6, and the low-pressure port and the high-pressure port of the compressor 6, the output end of the flow dividing device 7 and the liner are respectively communicated with four valve ports of the four-way valve 8. Heating water in the inner container: cold water is input into the inner container cavity, the cold water enters the pipeline of the evaporator 2 through the expansion valve 5 along the pipeline, the evaporator 2 absorbs the heat of air, the cold water is heated and evaporated, steam passes through the compressor 6 along the pipeline, and the compressor 6 compresses the steam, the temperature of the steam is increased, and the steam flows into the inner container.

Through the arrangement, the air energy water heater is more compact in structure, the whole volume of the existing water heater is reduced, meanwhile, two air inlets and one air outlet are realized, the wind resistance is reduced, the noise is reduced, and the heating efficiency is improved.

Example one

As shown in fig. 3, a support 9 is installed in the chamber according to the embodiment of the present invention, the support 9 divides the chamber into an upper chamber and a lower chamber, the evaporator 2, the compressor 6 and the fan 3 are fixed on the support 9, a through hole through which a pipeline passes is formed in the support 9, the evaporator 2 and the inner container are connected by the pipeline passing through the through hole, a housing of the compressor 6 is fixed on the support 9 by a bolt, the fan 3 is a centrifugal fan 3 and includes an impeller, a motor and a volute 31, the motor shaft drives the impeller to rotate to discharge air to the outside of the casing 1, the motor support 9 is arranged below the volute 31, and the motor support 9 is fixed on the support 9 by a bolt.

In this embodiment, the top of the compressor 6 is provided with the control module 4, the control module 4 is arranged at the top of the compressor 6, and the evaporator 2, the fan 3 and the compressor 6 are respectively communicated with the control module 4. Control module 4 includes automatically controlled box and automatically controlled lid, automatically controlled box passes through the bolt fastening at the top of the shell of compressor 6, and the position for the screw hole on the automatically controlled box is equipped with two otic placodes, is equipped with the screw hole on the otic placode, and automatically controlled lid also corresponds and is equipped with the screw hole, and automatically controlled lid passes through bolt detachable and installs on automatically controlled box. The electric control box is provided with a plurality of wiring holes, 3 wiring holes are arranged in the diagram, the diameter of each wiring hole is 36mm, the electric control box is provided with a wiring bar, the wiring bar is fixed on the side edge of the electric control box, and one side edge of the electric control box is provided with a U-shaped groove.

Example two

As shown in fig. 3, the evaporator 2 according to the embodiment of the present invention is provided with a plurality of outlets, each of the outlets is connected to an input end of the flow dividing device 7, the evaporator 2 includes three rows of mutually parallel tube trays, the outlets are disposed on the tube trays, and from the input end to the output end, a first tube tray, a second tube tray, and a third tube tray are sequentially disposed, the first tube tray, the second tube tray, and the third tube tray are sequentially connected in series, and the input end of the flow dividing device 7 may be communicated with a transition connection end of the first tube tray and/or the second tube tray and/or the third tube tray. Through setting up 3 tube coils, realize the heat absorption evaporation step by step, improved the heat exchange efficiency of evaporimeter 2.

In this embodiment, the evaporator 2 includes a plurality of fins parallel to each other, the first tube tray, the second tube tray, and the third tube tray vertically penetrate through the fins, the fins are corrugated, the pitch is 1.4mm, the number of fins is 250 to 300, and preferably, the number of fins is 275. The output of evaporimeter 2 is connected with diverging device 7 and cooperatees with centrifugal fan 3, can guarantee the stable performance of evaporimeter 2, improves the heat exchange efficiency and the effect of defrosting of evaporimeter 2.

EXAMPLE III

As shown in fig. 5 to 7, in this embodiment, an upper end cover 12, a first supporting member 17 and a second supporting member 18 are installed at the top of the upper chamber, the upper end cover 12 is made of plastic, the first supporting member 17 is fixedly connected with the second supporting member 18, the outer surface of the first supporting member 17 and the inner surface of the second supporting surface clamp the upper end of the housing 1 therebetween, and the upper end cover 12 is fixedly clamped at the upper portion of the second supporting member 18.

In this embodiment, the upper portion of the housing 1 is provided with a recessed portion formed by inward pressing, the recessed portion is an L-shaped structure, the outer surface of the first support member 17 is L-shaped, the inner surface of the second support member 18 is L-shaped, the outer surface of the first support member 17 is in limit contact with the inner surface of the pressing of the housing 1, the inner surface of the second support member 18 is in limit contact with the outer surface of the pressing of the housing 1, the pressing of the housing 1 is clamped between the first support member 17 and the second support member 18, and the outer surface of the second support member 18 is flush with the outer surface of the housing 1.

In this embodiment, an inward recessed groove 174 is formed in the outer surface of the first support member 17, the housing 1 includes a front shell 10 and a rear shell 11, the front shell 10 and the rear shell 11 are sheet metal parts, the front shell 10 and the rear shell 11 are mutually buckled and connected to form a cavity, and the top of the connecting end of the front shell 10 and the rear shell 11 is clamped into the groove 174, so that the exterior is in smooth transition, and the whole is beautiful.

In this embodiment, a plurality of first threaded holes 173 are formed in the outer surface of the first supporting member 17, and the first supporting member 17 and the housing 1 are fixed by being screwed with bolts; the top of the first supporting member 17 is provided with a plurality of second threaded holes 172 and at least one positioning column 171 which are arranged at intervals, the second supporting member 18 is correspondingly provided with threaded holes and positioning holes, the positioning columns 171 are correspondingly inserted into the positioning holes, and the first supporting member 17 and the second supporting member 18 are screwed and fixed through bolts; preferably, the first threaded hole 173 and the second threaded hole 172 are perpendicular and are arranged in a staggered manner.

In this embodiment, a plurality of clamping grooves 181 are formed in the top of the second supporting member 18, elastic claws 121 are correspondingly arranged on the upper end cover 12, and the elastic claws 121 are clamped into the clamping grooves 181 for fixing; the top of the second supporting member 18 is provided with a first positioning member 182 protruding outward, the upper end cover 12 is correspondingly provided with a second positioning member 122 protruding outward, and the first positioning member 182 and the second positioning member 122 are fixed to each other by inserting. The mounting mode is simple in structure, and the mounting efficiency of workers is improved.

In this embodiment, the outer shapes of the first support 17, the second support 18 and the outer end cover are matched with the cross-sectional shape of the cavity enclosed by the front shell 10 and the rear shell 11.

Example one

As shown in fig. 1, the water heater according to the embodiment of the invention comprises a shell 1, wherein the shell 1 is a sheet metal shell and comprises a front shell 10 and a rear shell 11 which are connected with each other, the front shell 10 and the rear shell 11 are respectively molded by a mold, two sides of the front shell 10 are folded backwards and are riveted and fixed with the side edge of the rear shell 11 by pulling rivets, and the distance between adjacent rivets is 80-100 mm; preferably, the distance between adjacent rivets is 90 mm. The front shell 10 is square, two sides of the front shell 10 extend backwards in a circular transition mode, the front shell can extend circularly, the cross section of the rear shell 11 is U-shaped, the front portion of the shell 1 is circular, the whole structure is attractive, and the connecting portion of the front shell 10 and the rear shell 11 is provided with a left front portion and a right front portion.

In this embodiment, the left and right sides respectively is equipped with the handle 15 that supplies the user's hand to stretch into on casing 1, and the workman of being convenient for carries, and the below of left side handle 15 or right side handle 15 is equipped with electrical apparatus lid 16, still is equipped with relative air inlet grid 13 and the air-out grid 14 that sets up on two lateral walls of backshell 11, air inlet grid 13 and air intake set up relatively, air-out grid 14 and air outlet set up relatively, and outside air gets into from air inlet grid 13 under the effect of fan 3 to after the heat transfer with evaporimeter 2, discharge from air-out grid 14.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an air can water heater, includes the casing, and the inside cavity of casing forms the cavity, and cavity internally mounted has the inner bag, the top installation evaporimeter and the fan of inner bag, its characterized in that: two air inlet channels and one air outlet channel which are oppositely arranged are formed in the shell, the two air inlet channels are respectively arranged on two sides of the fan so as to draw air in the shell into the fan, and the air outlet channel discharges the air drawn into the fan to the outside of the shell;

the shell is provided with an air inlet and an air outlet which are oppositely arranged, the evaporator and the fan are arranged between the air inlet and the air outlet, the evaporator is close to one side of the air inlet, the air outlet end of the fan is communicated with the air outlet to form an air outlet air channel, and two air inlet air channels which are connected in parallel are formed between the air inlet end of the fan and the air inlet;

the shell comprises a front shell and a rear shell, a first air inlet channel is formed between one side of the fan and the front shell, and a second air inlet channel is formed between the other side of the fan and the rear shell;

the air conditioner further comprises a compressor, the compressor is arranged in a space surrounded by the fan, the front shell and the evaporator, and a first air inlet channel is formed between the outer side of the compressor and one side of the fan;

the top of the chamber is provided with an upper end cover, a first supporting piece and a second supporting piece, the first supporting piece is fixedly connected with the second supporting piece, the outer surface of the first supporting piece and the inner surface of the second supporting piece clamp the upper end of the shell in the middle, and the upper end cover is fixedly clamped on the upper part of the second supporting piece;

the top of the shell is provided with a concave part formed by inward compression, the inner surface of the concave part is in limit contact with the outer surface of the first supporting piece, the outer surface of the concave part is in limit contact with the inner surface of the second supporting piece, and the outer surface of the second supporting piece is flush with the outer surface of the shell;

the concave part is of an L-shaped structure, the outer surface of the first supporting piece is of an L shape, the inner surface of the second supporting piece is of an L shape, and the concave part is clamped between the first supporting piece and the second supporting piece.

2. An air-powered water heater as claimed in claim 1, wherein: the evaporator comprises an evaporator, a four-way valve, a low-pressure port, a high-pressure port, an output end and a liner, wherein an expansion valve is arranged at the input end of the evaporator, a flow dividing device is connected at the output end of the evaporator, the four-way valve is arranged between the evaporator and the compressor, the low-pressure port and the high-pressure port of the compressor, the output end of the flow dividing device and the liner are respectively communicated with four valve ports of the four-way valve, and a control module is arranged at the top of the compressor.

3. An air-powered water heater as claimed in claim 2, wherein: the output end of the evaporator comprises a plurality of outlets which are connected to the input end of the flow dividing device.

4. An air-powered water heater as claimed in claim 1, wherein: the outer surface of the first supporting piece is provided with a plurality of first threaded holes, and the first supporting piece and the shell are screwed and fixed through bolts.

5. An air-powered water heater as claimed in claim 1, wherein: the outer surface of the first supporting piece is provided with an inward concave groove, the front shell and the rear shell are mutually buckled and connected, and the top of the connecting end of the front shell and the top of the connecting end of the rear shell are clamped into the groove.

6. An air-powered water heater as claimed in claim 4 wherein: the top of the first support piece is provided with a plurality of second threaded holes and at least one positioning column which are arranged at intervals, the second support piece is correspondingly provided with a threaded hole and a positioning hole, the positioning column is correspondingly inserted into the positioning hole, and the first support piece and the second support piece are screwed and fixed through bolts.

7. An air-powered water heater as claimed in claim 6 wherein: the first threaded hole and the second threaded hole are vertical and are arranged in a staggered mode.

8. An air-powered water heater as claimed in claim 1, wherein: the top of the second supporting piece is provided with a plurality of clamping grooves, the upper end cover is correspondingly provided with elastic clamping claws, and the elastic clamping claws are clamped into the clamping grooves for fixing; the top on the second support piece is provided with a first positioning piece protruding outwards, the upper end cover is correspondingly provided with a second positioning piece protruding outwards, and the first positioning piece and the second positioning piece are mutually inserted and fixed.