阅读说明：本技术 一种具有净水功能的空气能热水装置 (Air energy water heating device with water purifying function ) 是由 苏波 于 2021-09-27 设计创作，主要内容包括：本发明涉及热水器技术领域,且公开了一种具有净水功能的空气能热水装置,包括底板、空气能热泵机组、净水器和保温水箱,空气能热泵机组、净水器和保温水箱均固定连接在底板的上方,保温水箱的左端上侧固定连接排水管,排水管的一端固定连接有立管,排水管的一端与净水器的进水端固定连接,净水器的排水端固定连接有热水管,保温水箱的左端下侧通过圆孔固定连接有进水管,保温水箱内固定连接有壳体,壳体的上端通过圆孔固定连接有套管,套管的侧壁套接有换热盘管。该具有净水功能的空气能热水装置,可以持续快速的对水体进行加热,使得空气能热水器能够连续制造热水,还可以在外部水源压力较低时能够断送热水放置干烧。(The invention relates to the technical field of water heaters, and discloses an air energy water heating device with a water purifying function, which comprises a bottom plate, an air energy heat pump unit, a water purifier and a heat preservation water tank, wherein the air energy heat pump unit, the water purifier and the heat preservation water tank are all fixedly connected above the bottom plate, the upper side of the left end of the heat preservation water tank is fixedly connected with a drain pipe, one end of the drain pipe is fixedly connected with a vertical pipe, one end of the drain pipe is fixedly connected with the water inlet end of the water purifier, the drain end of the water purifier is fixedly connected with a hot water pipe, the lower side of the left end of the heat preservation water tank is fixedly connected with a water inlet pipe through a circular hole, a shell is fixedly connected in the heat preservation water tank, the upper end of the shell is fixedly connected with a sleeve through a circular hole, and the side wall of the sleeve is sleeved with a heat exchange coil. This air can hot water system with water purification function can last quick heating the water for the air can the hot water heater can make hot water in succession, can also send hot water to cut off when external water source pressure is lower and place dry combustion method.)

1. The utility model provides an air can hot water system with water purification function, comprising a base plate (3), air can heat pump set (2), water purifier (6) and holding water box (1), air can heat pump set (2), equal fixed connection in the top of bottom plate (3) of water purifier (6) and holding water box (1), fixed connection drain pipe (7) are leaned on to the left end of holding water box (1), one end fixedly connected with riser (10) of drain pipe (7), the one end of drain pipe (7) and the end fixed connection that intakes of water purifier (6), the drainage end fixedly connected with hot-water line (5) of water purifier (6), round hole fixedly connected with inlet tube (4) are passed through to the left end downside of holding water box (1), its characterized in that: fixedly connected with casing (13) in holding water box (1), round hole fixedly connected with sleeve pipe (12) is passed through to the upper end of casing (13), heat exchange coil (15) have been cup jointed to the lateral wall of sleeve pipe (12), the first copper pipe of one end fixedly connected with (8) of heat exchange coil (15), the one end of first copper pipe (8) runs through the lateral wall of holding water box (1) and is connected with air energy heat pump set (2), casing (13) in-connection has heat transfer mechanism, and the one end fixed connection of first copper pipe (8) is kept away from with heat exchange coil (15) to heat transfer mechanism, the left end inner wall fixedly connected with backup pad (14) of holding water box (1), the upper end of backup pad (14) is connected with protection machanism, the one end of inlet tube (4) pass the round hole and with the lateral wall fixed connection of casing (13).

2. The air energy water heating device with the water purifying function as claimed in claim 1, wherein: the heat exchange mechanism comprises a vortex plate (21), the upper end and the lower end of the vortex plate (21) are respectively fixedly connected with the inner walls of the upper end and the lower end of the shell (13), a heat exchange channel (19) is formed between the scroll plate (21) and the inner wall of the shell (13), a vortex tube (20) is arranged in the heat exchange channel (19), one end of the vortex tube (20) is fixedly connected with a guide pipe (17), the upper end of the guide pipe (17) extends into the sleeve (12), one end of the heat exchange coil (15) penetrates through the pipe wall of the sleeve (12) and is fixedly connected with the upper end of the guide pipe (17), one side of the shell (13) is fixedly connected with a second copper pipe (9), one end of the second copper pipe (9) is fixedly connected with one end of the vortex pipe (20), the other end of the second copper pipe (9) penetrates through the side wall of the heat-preservation water tank (1) and is connected with the air energy heat pump unit (2).

3. The air energy water heating device with the water purifying function as claimed in claim 2, wherein: a plurality of evenly distributed's bell mouth (23) have been seted up to the lower extreme inner wall of casing (13), and is a plurality of bell mouth (23) distribute along vortex route, the lower extreme of casing (13) is equipped with a plurality of evenly distributed's blow off pipe (22), and is a plurality of blow off pipe (22) respectively with the lateral wall fixed connection of a plurality of bell mouth (23).

4. The air energy water heating device with the water purifying function as claimed in claim 2, wherein: the pipe wall of the guide pipe (17) is fixedly connected with a spiral copper sheet (16), the spiral copper sheet (16) is sleeved with the inner wall of the sleeve (12), and the spiral copper sheet (16) and the inner wall of the sleeve (12) jointly form a water delivery channel.

5. The air energy water heating device with the water purifying function as claimed in claim 1, wherein: the upper end mouth of pipe edge fixedly connected with baffle (18) of sleeve pipe (12), the lateral wall of baffle (18) passes through a plurality of evenly distributed's of round mouth fixedly connected with water conservancy diversion return bend (11), and is a plurality of water conservancy diversion return bend (11) are the annular distribution, in the one end of water conservancy diversion return bend (11) extends to sleeve pipe (12), the other end of water conservancy diversion return bend (11) extends to the top of casing (13).

6. The air energy water heating device with the water purifying function as claimed in claim 1, wherein: the protection mechanism comprises a top plate (25), the upper end of the top plate (25) is fixedly connected with a rubber sheet (31), the side wall of the top plate (25) is fixedly connected with two sliding sleeves (24) through holes, positioning shafts (32) are sleeved in the two sliding sleeves (24), a positioning ring (30) is fixedly connected on the shaft wall of the positioning shaft (32), the lower end of the positioning shaft (32) is fixedly connected with the upper end of the supporting plate (14), the upper end of the supporting plate (14) is fixedly connected with two supporting blocks (29), one opposite sides of the two supporting blocks (29) are rotatably connected with a transmission rod (27) through a rotating shaft, one end of the transmission rod (27) is fixedly connected with a floating ball (28), the other end of the transmission rod (27) is rotatably connected with a pull rod (26) through a pin, the upper end of the pull rod (26) is rotatably connected with the lower end of the top plate (25) through a rotating shaft.

Technical Field

The invention relates to the technical field of water heaters, in particular to an air energy water heating device with a water purifying function.

Background

The air energy water heater, also called air source heat pump water heater, its working principle is very similar to air conditioner, use a small amount of electric energy to drive the compressor to run, the high-pressure liquid working medium evaporates to the gaseous state in the evaporator after the expansion valve, and absorb a large amount of heat energy from the air, the gaseous working medium is compressed into high-temperature, high-pressure liquid state by the compressor, then enter the condenser and take place the heat exchange with the water body stored in the water tank, and then supply the daily life to use to water heating, and compare with solarenergy water heater, the air energy water heater is very convenient, no matter install indoor or outdoor, no matter cloudy day, the temperature is above zero degree centigrade, can use, in addition, after using up a water tank, the air energy water heater only need not exceed time of an hour and can make a water tank of hot water, can supply a family's all-weather use, and water purifier installed in the end of water outlet, so that the domestic warm water is healthier and cleaner.

At present, the heat released by the condenser can exchange heat with the water in the water tank within a certain time, so that the air energy water heater cannot continuously work within a short time, and when the external water pressure is low, the water in the water tank is easily emptied, so that the air energy water heater generates a dry burning phenomenon.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an air energy water heating device with a water purifying function, which has the advantages that water can be heated continuously and quickly, so that an air energy water heater can continuously produce hot water, the hot water can be fed in a disconnected mode when the external water source pressure is low, the water is placed in a dry burning mode, and the like, and the problem that the heat released by a condenser can exchange heat with the water in a water tank within a certain time, the air energy water heater cannot continuously work within a short time, and the water in the water tank is easy to drain when the external water pressure is low, so that the air energy water heating device is subjected to the dry burning phenomenon is solved.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: an air energy water heating device with a water purifying function comprises a bottom plate, an air energy heat pump unit, a water purifier and a heat preservation water tank, wherein the air energy heat pump unit, the water purifier and the heat preservation water tank are fixedly connected above the bottom plate, a water discharging pipe is fixedly connected to the upper side of the left end of the heat preservation water tank, one end of the water discharging pipe is fixedly connected with a vertical pipe, one end of the water discharging pipe is fixedly connected with the water inlet end of the water purifier, a hot water pipe is fixedly connected with the water discharging end of the water purifier, a water inlet pipe is fixedly connected to the lower side of the left end of the heat preservation water tank through a round hole, a shell is fixedly connected in the heat preservation water tank, a sleeve is fixedly connected to the upper end of the shell through a round hole, a heat exchange coil is sleeved on the side wall of the sleeve, a first copper pipe is fixedly connected to one end of the heat exchange coil, one end of the first copper pipe penetrates through the side wall of the heat preservation water tank and is connected with the air energy heat pump unit, a heat exchange mechanism is connected in the shell, and the heat exchange mechanism and the heat exchange coil pipe are fixedly connected with one end far away from the first copper pipe, the inner wall of the left end of the heat preservation water tank is fixedly connected with a supporting plate, the upper end of the supporting plate is connected with a protection mechanism, and one end of the water inlet pipe penetrates through the round hole and is fixedly connected with the side wall of the shell.

Preferably, the heat exchange mechanism comprises a vortex plate, the upper end and the lower end of the vortex plate are fixedly connected with the inner walls of the upper end and the lower end of the shell respectively, a heat exchange channel is formed between the vortex plate and the inner wall of the shell, a vortex tube is arranged in the heat exchange channel, one end of the vortex tube is fixedly connected with a guide tube, the upper end of the guide tube extends into the sleeve, one end of the heat exchange coil passes through the wall of the sleeve and is fixedly connected with the upper end of the guide tube, one side of the shell is fixedly connected with a second copper tube, one end of the second copper tube is fixedly connected with one end of the vortex tube, and the other end of the second copper tube passes through the side wall of the heat preservation water tank and is connected with the air energy heat pump unit.

Preferably, a plurality of evenly distributed's bell mouth is seted up to the lower extreme inner wall of casing, and is a plurality of the bell mouth distributes along vortex route, the lower extreme of casing is equipped with a plurality of evenly distributed's blow off pipe, and is a plurality of the blow off pipe is respectively with the lateral wall fixed connection in a plurality of bell mouths.

Preferably, the pipe wall of the guide pipe is fixedly connected with a spiral copper sheet, the spiral copper sheet is sleeved with the inner wall of the sleeve, and the spiral copper sheet and the inner wall of the sleeve form a water delivery channel together.

Preferably, sheathed tube upper end mouth of pipe edge fixedly connected with baffle, the lateral wall of baffle passes through a plurality of evenly distributed's of round mouth fixedly connected with water conservancy diversion return bend, and is a plurality of the water conservancy diversion return bend is the annular distribution, in the one end of water conservancy diversion return bend extends to the cover, the other end of water conservancy diversion return bend extends to the top of casing.

Preferably, the protection mechanism includes the roof, the upper end fixedly connected with sheet rubber of roof, the lateral wall of roof passes through two sliding sleeves of through-hole fixedly connected with, two the location axle has all been cup jointed in the sliding sleeve, and fixes a position fixed connection holding ring on the axle wall of axle, the lower extreme of location axle and the upper end fixed connection of backup pad, two supporting shoes of upper end fixedly connected with of backup pad, two one side that the supporting shoe is relative rotates through the pivot and is connected with the transfer line, the one end fixedly connected with floater of transfer line, the other end of transfer line rotates through the pin and is connected with the pull rod, the lower extreme of rotation axis and roof is passed through to the upper end of pull rod rotates and is connected.

(III) advantageous effects

Compared with the prior art, the invention provides an air energy water heating device with a water purifying function, which has the following beneficial effects:

1. when the air energy heat pump unit works, the refrigerant in the liquid storage tank is driven to enter the heat exchange coil pipe from the first copper pipe, the heat exchange coil pipe exchanges heat between heat in the refrigerant and water, so that the water in the heat preservation water tank is heated, then the refrigerant in the heat exchange coil pipe enters the heat exchange mechanism, and when the water in the water inlet pipe enters the heat exchange mechanism, cold water can be preheated by the heat exchange mechanism, the preheated cold water enters the sleeve pipe, the cold water is discharged to the upper part of the shell from the diversion bent pipe after rising, so that the preheated cold water is continuously heated by the heat exchange coil pipe, and the speed of manufacturing hot water by the air energy water heating device can be increased, and the air energy water heating device can continuously work to manufacture hot water.

2. When the invention is used, cold water entering the shell through the water inlet pipe firstly enters the heat exchange channel formed by the vortex plate and the shell, the vortex pipe arranged in the heat exchange channel can preheat the cold water, and the preheated water enters the water delivery channel in the sleeve through the heat exchange channel, because the air energy heat pump unit drives the refrigerant to finally flow back to the air energy heat pump unit through the first copper pipe, the heat exchange coil pipe, the guide pipe, the vortex pipe, the second copper pipe and the expansion valve, the water in the heat exchange channel and the water delivery channel can fully absorb the heat in the refrigerant at the front end of the expansion valve, and further fully preheat the cold water, so that the water discharged from the sleeve has a certain temperature, the invention is beneficial to rapidly heating the water by the heat exchange coil pipe, in addition, when the water flows in the heat exchange channel, the impurity of the big particle size such as sand grain smugglied secretly in the water can deposit in heat transfer passageway and through bell mouth and blow off pipe discharge casing outside, because the displacement of water delivery passageway in the cover pipe is greater than the displacement of inlet tube, consequently, the water can subside by oneself when rising in drainage passageway, and then can play certain filter effect.

3. According to the protection mechanism provided by the invention, when the water pressure of an external water source is low, the water inlet speed in the water inlet pipe is lower than the water discharge speed of the hot water pipe, the water level in the heat preservation water tank is reduced, the buoyancy borne by the floating ball is reduced when the water level is reduced, the floating ball moves downwards to drive the transmission rod to swing around the rotating shaft, when the transmission rod swings, one end of the transmission rod, which is far away from the floating ball, ascends to drive the pull rod to bear force, the pull rod is driven to contact the rubber sheet with the lower end of the vertical pipe by the force of the pull rod, otherwise, when the water level rises, the floating ball bears force to drive the transmission rod to reset, the pull rod drives the top plate to separate the rubber sheet from the vertical pipe after resetting, so that hot water in the heat preservation water tank can be prevented from being discharged when the water level drops, a sufficient water source is reserved in the heat preservation water tank, the water is recovered to be discharged when the water level rises, and the air energy hot water device can be prevented from being dried.

Drawings

Fig. 1 is a schematic structural diagram of an air energy water heating device with a water purifying function according to the present invention;

fig. 2 is a schematic view of an internal structure of the thermal insulation water tank in fig. 1 of an air energy water heating device with a water purifying function according to the present invention;

FIG. 3 is a schematic view of the internal structure of the casing pipe of FIG. 2 of the air energy water heating device with water purifying function according to the present invention;

FIG. 4 is a schematic structural diagram of the heat exchange mechanism in FIG. 2 of an air energy water heating device with water purification function according to the present invention;

fig. 5 is a bottom view of the housing and the duct of fig. 2 of the air-powered water heating apparatus with water purifying function according to the present invention;

fig. 6 is a schematic view of the internal structure of the housing of fig. 2 of the air-powered water heating apparatus with water purifying function according to the present invention;

fig. 7 is a schematic structural view of a heat exchange coil, a conduit and a vortex tube in fig. 2 of an air energy water heating device with a water purification function according to the present invention;

fig. 8 is a schematic structural view of a protection mechanism in fig. 2 of an air energy water heating device with a water purification function according to the present invention.

In the figure: 1. a heat preservation water tank; 2. an air energy heat pump unit; 3. a base plate; 4. a water inlet pipe; 5. a hot water pipe; 6. a water purifier; 7. a drain pipe; 8. a first copper tube; 9. a second copper tube; 10. a riser; 11. a diversion elbow; 12. a sleeve; 13. a housing; 14. a support plate; 15. a heat exchange coil; 16. a spiral copper sheet; 17. a conduit; 18. a partition plate; 19. a heat exchange channel; 20. a vortex tube; 21. a scroll plate; 22. a blow-off pipe; 23. a tapered hole; 24. a sliding sleeve; 25. a top plate; 26. a pull rod; 27. a transmission rod; 28. a floating ball; 29. a support block; 30. a positioning ring; 31. a rubber sheet; 32. and (5) positioning the shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to the attached drawings 1-8, an air energy water heating device with a water purifying function comprises a bottom plate 3, an air energy heat pump unit 2, a water purifier 6 and a heat preservation water tank 1, wherein the air energy heat pump unit 2, the water purifier 6 and the heat preservation water tank 1 are all fixedly connected above the bottom plate 3, the upper side of the left end of the heat preservation water tank 1 is fixedly connected with a water drainage pipe 7, one end of the water drainage pipe 7 is fixedly connected with a vertical pipe 10, one end of the water drainage pipe 7 is fixedly connected with the water inlet end of the water purifier 6, the water drainage end of the water purifier 6 is fixedly connected with a hot water pipe 5, the lower side of the left end of the heat preservation water tank 1 is fixedly connected with a water inlet pipe 4 through a round hole, a shell 13 is fixedly connected in the heat preservation water tank 1, the upper end of the shell 13 is fixedly connected with a sleeve 12 through the round hole, a partition plate 18 is fixedly connected at the edge of an upper end pipe orifice of the sleeve 12, and the side wall of the partition plate 18 is fixedly connected with a plurality of diversion bent pipes 11 which are evenly distributed through round holes, a plurality of water conservancy diversion return bends 11 are the annular and distribute, the one end of water conservancy diversion return bend 11 extends to in the sleeve pipe 12, the other end of water conservancy diversion return bend 11 extends to the top of casing 13, heat exchange coil 15 has been cup jointed to the lateral wall of sleeve pipe 12, the first copper pipe 8 of the one end fixedly connected with of heat exchange coil 15, the one end of first copper pipe 8 runs through the lateral wall of holding water tank 1 and is connected with air energy heat pump set 2, be connected with heat exchange mechanism in the casing 13, and heat exchange mechanism and heat exchange coil 15 keep away from the one end fixed connection of first copper pipe 8, the left end inner wall fixedly connected with backup pad 14 of holding water tank 1, the upper end of backup pad 14 is connected with protection machanism, the one end of inlet tube 4 is passed the round hole and is with the lateral wall fixed connection of casing 13.

When the invention is used, the water inlet pipe 4 is connected with an external water source (not shown in the figure), the hot water pipe 5 is connected with a pipeline of domestic water, the air energy heat pump unit 2 drives the refrigerant in the liquid storage tank to enter the heat exchange coil 15 from the first copper pipe 8 when in operation, the heat exchange coil 15 exchanges heat between the heat in the refrigerant and the water body, so that the water body in the heat preservation water tank 1 is heated, then the refrigerant in the heat exchange coil 15 enters the heat exchange mechanism and flows back to the air energy heat pump unit 2, when the water body in the water inlet pipe 4 enters the heat exchange mechanism, the cold water can be preheated by the heat exchange mechanism, the preheated cold water enters the sleeve 12, the cold water rises and is discharged to the upper part of the shell 13 from the diversion elbow pipe 11, so that the preheated cold water is continuously heated by the heat exchange coil 15, and the speed of the air energy water heating device for producing hot water can be improved, enabling it to operate continuously to produce hot water.

Example 2: the difference is based on example 1;

referring to the attached drawings 2-7, the heat exchange mechanism comprises a vortex plate 21, the upper end and the lower end of the vortex plate 21 are respectively fixedly connected with the inner walls of the upper end and the lower end of the shell 13, a heat exchange channel 19 is formed between the vortex plate 21 and the inner wall of the shell 13, a vortex tube 20 is arranged in the heat exchange channel 19, one end of the vortex tube 20 is fixedly connected with a guide tube 17, the upper end of the guide tube 17 extends into the sleeve 12, one end of a heat exchange coil 15 penetrates through the tube wall of the sleeve 12 and is fixedly connected with the upper end of the guide tube 17, a spiral copper sheet 16 is fixedly connected on the tube wall of the guide tube 17, the spiral copper sheet 16 is sleeved with the inner wall of the sleeve 12, the spiral copper sheet 16 and the inner wall of the sleeve 12 jointly form a water conveying channel, one side of the shell 13 is fixedly connected with a second copper tube 9, one end of the second copper tube 9 is fixedly connected with one end of the vortex tube 20, the other end of the second copper tube 9 penetrates through the side wall of the heat-preservation water tank 1 and is connected with the air energy heat pump unit 2, a plurality of evenly distributed's bell mouth 23 is seted up to the lower extreme inner wall of casing 13, and a plurality of bell mouths 23 distribute along vortex route, and the lower extreme of casing 13 is equipped with a plurality of evenly distributed's blow off pipe 22, a plurality of blow off pipes 22 respectively with a plurality of bell mouth 23's lateral wall fixed connection.

When the heat exchange mechanism is arranged, cold water entering the shell 13 through the water inlet pipe 4 firstly enters the heat exchange channel 19 formed by the vortex plate 21 and the shell 13, the vortex pipe 20 arranged in the heat exchange channel 19 can preheat the cold water, the preheated water enters the water delivery channel in the sleeve 12 through the heat exchange channel 19, and the air energy heat pump unit 2 drives a refrigerant to finally flow back to the air energy heat pump unit 2 through the first copper pipe 8, the heat exchange coil 15, the guide pipe 17, the vortex pipe 20, the second copper pipe 9 and the expansion valve (not shown in the figure), so that the water in the heat exchange channel 19 and the water delivery channel can fully absorb heat in the refrigerant at the front end of the expansion valve, the cold water is fully preheated, the water discharged out of the sleeve 12 has a certain temperature, and the heat exchange coil 15 is favorable for rapidly heating the water, in addition, when the water body flows in the heat exchange channel 19, impurities with large particle sizes such as sand grains entrained in the water body can be deposited in the heat exchange channel 19 and discharged out of the shell 13 through the taper hole 23 and the drain pipe 22, and the water discharge amount of the water delivery channel in the sleeve 12 is larger than that of the water inlet pipe 4, so that the water body can automatically settle when rising in the water discharge channel, and a certain filtering effect can be achieved.

Example 3: the difference is based on example 1;

referring to fig. 8, the protection mechanism includes a top plate 25, a rubber sheet 31 is fixedly connected to the upper end of the top plate 25, two sliding sleeves 24 are fixedly connected to the side wall of the top plate 25 through a through hole, a positioning shaft 32 is sleeved in each of the two sliding sleeves 24, a positioning ring 30 is fixedly connected to the shaft wall of the positioning shaft 32, the lower end of the positioning shaft 32 is fixedly connected to the upper end of the support plate 14, two support blocks 29 are fixedly connected to the upper end of the support plate 14, a transmission rod 27 is rotatably connected to one opposite side of the two support blocks 29 through a rotating shaft, a floating ball 28 is fixedly connected to one end of the transmission rod 27, a pull rod 26 is rotatably connected to the other end of the transmission rod 27 through a pin, and the upper end of the pull rod 26 is rotatably connected to the lower end of the top plate 25 through a rotating shaft.

The invention is provided with the protection mechanism, when the water pressure of an external water source is lower, the water inlet speed in the water inlet pipe 4 is lower than the water discharge speed of the hot water pipe 5, the water level in the heat preservation water tank 1 is reduced, when the water level is reduced, the buoyancy force borne by the floating ball 28 is reduced, when the floating ball 28 moves downwards to drive the transmission rod 27 to swing around the rotating shaft, when the transmission rod 27 swings, the end far away from the floating ball 28 rises to drive the pull rod 26 to bear force, the pull rod 26 bears force to drive the top plate 25 to make the rubber sheet 31 contact with the lower end of the vertical pipe 10, otherwise when the water level rises, the floating ball 28 is stressed to drive the transmission rod 27 to reset the pull rod 26, the pull rod 26 drives the top plate 25 to separate the rubber sheet 31 from the vertical pipe 10 after being reset, therefore, the hot water in the heat preservation water tank 1 can be prevented from being discharged when the water level is lowered, a sufficient water source is reserved in the heat preservation water tank 1, the water is recovered when the water level is raised, and the air energy hot water device can be prevented from being dried.

It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.