CN114322308A - Heat pump water heater for heat recovery of waste heat of bath wastewater - Google Patents
Heat pump water heater for heat recovery of waste heat of bath wastewater Download PDFInfo
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- CN114322308A CN114322308A CN202210014070.7A CN202210014070A CN114322308A CN 114322308 A CN114322308 A CN 114322308A CN 202210014070 A CN202210014070 A CN 202210014070A CN 114322308 A CN114322308 A CN 114322308A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
Abstract
The invention discloses a heat pump water heater for heat recovery of waste heat of bathing wastewater, which comprises a unit base, wherein a compressor is installed on one side of the upper end surface of the unit base, a filter is arranged on the other side of the upper end surface of the unit base, the heat pump water heater also comprises a hot water tank, a spiral heat exchange tube is arranged in the hot water tank, the output end of the compressor is connected with a second connecting pipeline, one end, far away from the compressor, of the second connecting pipeline is connected with an input port of the spiral heat exchange tube, the lower end of one side of the hot water tank is provided with a cold water inlet, and the upper end of one side of the hot water tank is provided with a hot water outlet; the output port of the spiral heat exchange tube is connected with a first connecting pipeline, and one end of the first connecting pipeline, which penetrates out of the hot water tank, is sequentially connected with the filter and the expansion valve; the heat pump water heater provided by the invention uses the bath wastewater as a heat source of the heat pump water heater, and the waste heat in the bath wastewater is efficiently recovered through the heat exchange assembly, so that the heat exchange efficiency is greatly improved, and the power consumption of the water heater is reduced.
Description
Technical Field
The invention relates to the technical field of water heaters, in particular to a heat pump water heater for heat recovery of waste heat of bath wastewater.
Background
The heat sources of the existing heat pump water heater are 3 types, namely, the heat sources are used for absorbing heat in air, the heat sources are used for absorbing solar energy, the heat sources are used for absorbing heat in soil, and the heat sources are transmitted to sanitary hot water in a hot water tank through a heat exchanger. The first type is called as air energy heat pump water heater, the second type is called as space energy heat pump water heater (used together with air energy), and the third type is called as ground source heat pump water heater.
The existing air energy heat pump water heater absorbs heat in air, and because the heat exchange efficiency of a refrigerant and the air is low, particularly the heat exchange efficiency is further reduced when the air temperature is low in winter, the existing air energy heat pump water heater is high in energy consumption, low in water heating speed and high in use cost (electricity charge).
The solar heat pump water heater can realize good energy-saving effect only in the season of sufficient sunlight, the energy-saving advantage is obvious, the household bathing is generally carried out at night, the energy-saving effect is limited due to the time dislocation and the season factor, and the solar heat pump water heater can save energy only slightly better than an air heat pump water heater in a comprehensive manner.
The ground source heat pump water heater is limited by land conditions, has large investment and the like, is used very little at present, and can be used only by large projects or villas with the land conditions.
In order to solve the problems, a heat pump water heater for recovering heat of waste bath water is provided.
Disclosure of Invention
The invention aims to provide a heat pump water heater for heat recovery of waste bath water heat, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a heat pump water heater for carrying out heat recovery on waste bath water comprises a unit base, wherein a compressor is installed on one side of the upper end face of the unit base, a filter is arranged on the other side of the upper end face of the unit base, a hot water tank is further arranged, a spiral heat exchange tube is arranged in the hot water tank, the output end of the compressor is connected with a second connecting pipeline, one end, away from the compressor, of the second connecting pipeline is connected with an input port of the spiral heat exchange tube, a cold water inlet is formed in the lower end of one side of the hot water tank, and a hot water outlet is formed in the upper end of one side of the hot water tank;
the outlet of the spiral heat exchange tube is connected with a first connecting pipeline, one end of the first connecting pipeline, which penetrates out of the hot water tank, is sequentially connected with the filter and the expansion valve, the input end of the compressor is connected with a third connecting pipeline, the third connecting pipeline is provided with a gas-liquid separator, and a recovery assembly for recovering the bathing wastewater is connected between the first connecting pipeline and one end of the third connecting pipeline, which is far away from the hot water tank;
still be connected with the fifth connecting tube on the third connecting tube, the position that first connecting tube is located between expansion valve and the recovery subassembly is connected with the fourth connecting tube, the fourth connecting tube passes through the three-way valve and communicates with first connecting tube, be connected with outdoor air can the heat exchanger between the one end that first connecting tube was kept away from to fourth connecting tube and fifth connecting tube.
As a further scheme of the invention: retrieve the subassembly and include the header tank, the inside heat transfer water tank that is equipped with of header tank, heat transfer water tank up end one side is equipped with the lower pipe that communicates with the heat transfer water tank is inside, lower pipe upper end fixedly connected with installation circle box, installation circle box upper end one side fixedly connected with floor drain takeover, heat transfer water tank one side upper end is equipped with the drain pipe, heat transfer water tank one side lower extreme is equipped with the waste discharge pipe, drain pipe and waste discharge pipe intercommunication, the waste discharge pipe is close to heat transfer water tank's one end and is equipped with the solenoid valve, still be equipped with the heat exchange assemblies who is used for carrying on the heat transfer in the heat transfer water tank.
As a still further scheme of the invention: the heat exchange assembly comprises two hollow disks, the two hollow disks are respectively arranged at the two ends inside the heat exchange water tank, a plurality of heat exchange thin tubes are connected between the two hollow disks, the hollow disks at one end of the heat exchange water tank are communicated with the first connecting pipeline, the heat exchange thin tubes at the other end of the heat exchange water tank are communicated with the third connecting pipeline, and a cleaning assembly used for cleaning scale on the heat exchange thin tubes is further arranged in the heat exchange water tank.
As a still further scheme of the invention: the clearance subassembly is including reciprocal lead screw, reciprocal lead screw rotates to be connected between heat transfer water tank left surface and header tank left surface, threaded connection has the drive plate on the reciprocal lead screw, the equal fixedly connected with slide bar in drive plate both ends, the slide bar all with heat transfer water tank sliding connection, the slide bar is kept away from and is equipped with the clearance board between the one end of drive plate, a plurality of and heat transfer tubule complex round hole have been seted up on the clearance board, the clearance board is established on a plurality of heat transfer tubule through the round hole cover, still be equipped with in the header tank and be used for driving reciprocal lead screw and carry out pivoted drive assembly.
As a still further scheme of the invention: the driving assembly comprises mounting seats, the two mounting seats are fixedly connected to the two sides of the upper end of the vertical plate on one side of the water collecting tank, a driving shaft is rotatably connected between the two mounting seats, one end, far away from the floor drain connecting pipe, of the driving shaft and one end, far away from the heat exchange water tank, of the reciprocating screw rod are fixedly connected with first belt wheels, a first driving belt is installed between the two first belt wheels, and a power assembly used for driving the driving shaft to rotate is further arranged in the mounting round box.
As a still further scheme of the invention: the power component comprises a rotating shaft, the rotating shaft is rotatably connected to the middle of the installation round box, the rotating shaft is located inside the installation round box and is fixedly connected with a plurality of blades, the upper end face of the heat exchange water tank is close to a fixed seat of the position of the installation round box, the upper end of the fixed seat is rotatably connected with an installation shaft, the installation shaft and the rotating shaft penetrate out of an equal fixedly connected with second belt wheel at one end of the installation round box, a second transmission belt is installed between the two second belt wheels, the end part of the installation shaft and the end part of the driving shaft are close to an equal fixedly connected with bevel gear at one end of the installation shaft, and the two bevel gears are meshed.
As a still further scheme of the invention: the aircraft bonnet is still installed on the unit base, and is equipped with a plurality of louvre on the aircraft bonnet.
As a still further scheme of the invention: the cold water inlet and the hot water outlet are both threaded joints.
As a still further scheme of the invention: the round holes on the cleaning plate are internally provided with rubber linings for cleaning the surface of the water collecting tank.
As a still further scheme of the invention: the utility model discloses a heat exchange water tank, including header tank and heat exchange water tank, the header tank is equipped with the heat exchange water tank up end and overhauls the apron, it adopts the screw to fix to overhaul the apron, and overhauls the apron down terminal surface limit side position and all is equipped with sealed the pad.
Compared with the prior art, the invention has the beneficial effects that:
1. the heat pump water heater provided by the invention has the advantages that the bathing wastewater is used as a heat source of the heat pump water heater, and the waste heat in the bathing wastewater is efficiently recovered through the heat exchange assembly, so that the heat exchange efficiency is greatly improved, and the power consumption of the water heater is reduced;
2. the invention is not influenced by weather and seasons, and has the advantages of extremely stable heat recovery effect as long as bathing is carried out and waste heat is recovered; the instant heating is realized. The volume of the hot water tank can be miniaturized, and the carbon emission in the manufacturing process is reduced;
3. the cleaning assembly can clean dirt attached to the surface of the heat exchange thin tube when in use, so that the condition that the heat exchange efficiency is reduced due to the attachment of water scale is avoided.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of the water collecting tank according to the present invention.
Fig. 3 is a schematic view of the internal three-dimensional structure of the water collecting tank according to the present invention.
Fig. 4 is a partial structural view of the present invention.
Fig. 5 is a schematic structural view of the heat exchange tubule of the present invention.
Fig. 6 is a schematic view of the internal structure of the hot water tank of the present invention.
Fig. 7 is a schematic view showing a structure of the hood according to the present invention when it is removed.
FIG. 8 is a schematic view of the cleaning plate according to the present invention.
Fig. 9 is a schematic block diagram of the present invention.
Wherein: 1. a unit base; 2. a first connecting pipe; 3. a second connecting pipe; 4. a cold water inlet; 5. a hot water tank; 6. a hot water outlet; 7. a hood; 8. a three-way valve; 9. a water collection tank; 10. an outdoor air energy heat exchanger; 11. a fourth connecting pipe; 12. a fifth connecting pipe; 13. a first drive belt; 14. a first pulley; 15. a reciprocating screw rod; 16. a drive plate; 17. a slide bar; 18. cleaning the plate; 19. a heat exchange thin tube; 20. a hollow disc; 21. a heat exchange water tank; 22. a lower connecting pipe; 23. installing a round box; 24. a blade; 25. a floor drain pipe is connected; 26. a rotating shaft; 27. a drive shaft; 28. a spiral heat exchange tube; 29. a second belt; 30. a bevel gear; 31. a mounting seat; 32. a drain pipe; 33. an electromagnetic valve; 34. a waste discharge pipe; 35. a third connecting pipe; 36. a second pulley; 37. a fixed seat; 38. installing a shaft; 39. a filter; 40. an expansion valve; 41. a gas-liquid separator; 42. a compressor; 43. and (7) overhauling the cover plate.
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 fig. 1-9, in the embodiment of the present invention, a heat pump water heater for performing heat recovery on waste bath water heat includes a unit base 1, a compressor 42 is installed on one side of an upper end surface of the unit base 1, a filter 39 is installed on the other side of the upper end surface of the unit base 1, the heat pump water heater further includes a hot water tank 5, a spiral heat exchange tube 28 is installed inside the hot water tank 5, an output end of the compressor 42 is connected with a second connecting pipeline 3, one end of the second connecting pipeline 3, which is far away from the compressor 42, is connected with an input port of the spiral heat exchange tube 28, a cold water inlet 4 is installed at a lower end of one side of the hot water tank 5, and a hot water outlet 6 is installed at an upper end of one side of the hot water tank 5; the machine set base 1 is also provided with a machine cover 7, and the machine cover 7 is provided with a plurality of radiating holes; the cold water inlet 4 and the hot water outlet 6 are both threaded joints; the equipment arranged on the unit base 1 can be protected by the arranged hood 7, and the cold water inlet 4 and the hot water outlet 6 which are threaded joints can be conveniently connected with pipelines.
The outlet of the spiral heat exchange tube 28 is connected with a first connecting tube 2, one end of the first connecting tube 2, which penetrates out of the hot water tank 5, is sequentially connected with a filter 39 and an expansion valve 40, the input end of the compressor 42 is connected with a third connecting tube 35, the third connecting tube 35 is provided with a gas-liquid separator 41, and a recovery component for recovering the bathing wastewater is connected between the first connecting tube 2 and one end of the third connecting tube 35, which is far away from the hot water tank 5; through the recovery subassembly that sets up, can retrieve the waste heat of bathing waste water, regard bathing waste water as heat pump water heater's heat source, carry out high-efficient the retrieving through heat exchange assembly to the waste heat in the bathing heat waste water, improved heat exchange efficiency, reduced the water heater power consumption by a wide margin.
Still be connected with fifth connecting tube 12 on the third connecting tube 35, the position that first connecting tube 2 is located between expansion valve 40 and the recovery subassembly is connected with fourth connecting tube 11, fourth connecting tube 11 passes through three-way valve 8 and first connecting tube 2 intercommunication, be connected with outdoor air can heat exchanger 10 between the one end that first connecting tube 2 was kept away from to fourth connecting tube 11 and fifth connecting tube 12.
Retrieve the subassembly and include header tank 9, the inside heat transfer water tank 21 that is equipped with of header tank 9, heat transfer water tank 21 up end one side is equipped with the lower connecting tube 22 with the inside intercommunication of heat transfer water tank 21, take over 22 upper end fixedly connected with installation circle box 23 down, install 23 one side fixedly connected with floor drain takeover 25 of circle box upper end, 21 one side upper end of heat transfer water tank is equipped with drain pipe 32, 21 one side lower extreme of heat transfer water tank is equipped with waste discharge pipe 34, drain pipe 32 and waste discharge pipe 34 intercommunication, the one end that waste discharge pipe 34 is close to heat transfer water tank 21 is equipped with solenoid valve 33, still be equipped with the heat exchange assemblies who is used for carrying on the heat transfer in the heat transfer water tank 21.
When the heat pump unit is used, a person bathes and the heat pump unit is started to operate, so that waste heat in bathing wastewater is continuously and efficiently absorbed, and heat is transferred to sanitary hot water in the hot water tank 5 through the compressor 42. And the heat pump unit is switched to a common air energy heat pump operation mode or an electric auxiliary heating mode to operate when the air temperature is extremely low after bathing is finished, so that insufficient heat is supplemented. Similarly, large projects with a large amount of hot wastewater, such as schools, hospitals and hotels, can be intensively provided with a hot wastewater pool, the pool is internally provided with a heat exchanger, and then a large heat pump unit is used for heat recovery, so that good economic benefits, energy conservation and environmental protection are realized.
The heat exchange assembly comprises two hollow disks 20, the two hollow disks 20 are respectively arranged at the two ends inside the heat exchange water tank 21, a plurality of heat exchange thin tubes 19 are connected between the two hollow disks 20, the hollow disk 20 at one end of the heat exchange water tank 21 is communicated with the first connecting pipeline 2, the heat exchange thin tube 19 at the other end of the heat exchange water tank 21 is communicated with the third connecting pipeline 35, and a cleaning assembly for cleaning scale on the heat exchange thin tubes 19 is further arranged in the heat exchange water tank 21; through the clearance subassembly that sets up, can clear up the adnexed dirt in heat transfer tubule 19 surface when using, and then avoid appearing the condition that the heat exchange efficiency that leads to descends because of the incrustation scale is attached to.
The cleaning assembly comprises a reciprocating screw rod 15, the reciprocating screw rod 15 is rotatably connected between the left side of a heat exchange water tank 21 and the left side of a water collecting tank 9, a driving plate 16 is connected onto the reciprocating screw rod 15 in a threaded manner, sliding rods 17 are fixedly connected to two ends of the driving plate 16, the sliding rods 17 are slidably connected with the heat exchange water tank 21, a cleaning plate 18 is arranged between one ends, away from the driving plate 16, of the sliding rods 17, a plurality of round holes matched with the heat exchange thin tubes 19 are formed in the cleaning plate 18, the cleaning plate 18 is sleeved on the plurality of heat exchange thin tubes 19 through the round holes, and a driving assembly for driving the reciprocating screw rod 15 to rotate is further arranged in the water collecting tank 9; during operation, reciprocal lead screw 15 rotates and drives drive plate 16 and carry out reciprocating motion, and then realizes the scraping of clearance board 18 on heat transfer tubule 19 surface, realizes the clearance to heat transfer tubule 19, avoids the impurity in the 19 bathing wastewaters of heat transfer tubule to adhere to heat transfer tubule 19 on, causes the influence to the heat exchange efficiency of heat transfer tubule 19.
And rubber linings for cleaning the surface of the water collecting tank 9 are arranged in the round holes on the cleaning plate 18.
The rubber lining through setting up can improve the clearance effect to heat exchange tubule 19 for the clearance is cleaner.
The driving assembly comprises mounting seats 31, the two mounting seats 31 are fixedly connected to two sides of the upper end of a vertical plate on one side of the water collecting tank 9, a driving shaft 27 is rotatably connected between the two mounting seats 31, one end of the driving shaft 27, which is far away from the floor drain connecting pipe 25, and one end of the reciprocating screw rod 15, which is far away from the heat exchange water tank 21, are both fixedly connected with first belt wheels 14, a first transmission belt 13 is mounted between the two first belt wheels 14, and a power assembly for driving the driving shaft 27 to rotate is further arranged in the mounting round box 23;
according to the invention, power is generated by the flowing of waste water, the driving blades 24 and the rotating shaft 26 are driven to rotate, so that the reciprocating screw rod 15 can be driven to rotate to push the driving plate 16 to move as long as water passes through the floor drain connecting pipe 25, the heat exchange tubules 19 are cleaned, the rotating shaft 26 can rotate without external power, and more energy is saved.
The power assembly comprises a rotating shaft 26, the rotating shaft 26 is rotatably connected to the middle of the mounting round box 23, a plurality of blades 24 are fixedly connected to the position, located inside the mounting round box 23, of the rotating shaft 26, a fixed seat 37 is fixedly connected to the position, close to the mounting round box 23, of the upper end face of the heat exchange water tank 21, a mounting shaft 38 is rotatably connected to the upper end of the fixed seat 37, second belt wheels 36 are fixedly connected to the mounting shaft 38 and one end, penetrating out of the mounting round box 23, of the rotating shaft 26, second transmission belts 29 are mounted between the two second belt wheels 36, bevel gears 30 are fixedly connected to the end portions of the mounting shaft 38 and one end, close to the mounting shaft 38, of the driving shaft 27, and the two bevel gears 30 are meshed; when the bathing wastewater enters the floor drain connecting pipe 25, the blades 24 are pushed to rotate, the rotation of the blades 24 drives the rotation shaft 26 to rotate, the rotation of the rotation shaft 26 drives the blades 24 to rotate, the rotation of the blades 24 drives the second belt pulley 36 and the second transmission belt 29 to operate, the rotation of the second belt pulley 36 drives the spiral heat exchange pipe 28 to rotate, the rotation of the spiral heat exchange pipe 28 drives the rotation of the driving shaft 27, the rotation of the driving shaft 27 drives the first transmission belt 13 and the first belt pulley 14 to operate, and the rotation of the first belt pulley 14 drives the reciprocating screw rod 15 to rotate.
The upper end surfaces of the water collecting tank 9 and the heat exchange water tank 21 are both provided with maintenance cover plates 43, the maintenance cover plates 43 are fixed by screws, and the side positions of the lower end surfaces of the maintenance cover plates 43 are both provided with sealing gaskets; through the maintenance apron 43 that sets up, can be convenient for overhaul or change when water collection tank 9 and heat exchange water tank 21 internal parts damage.
The working principle of the invention is as follows: when the water heater is used, the water collecting tank 9 is arranged below a bottom plate of a bath room, the floor drain connecting pipe 25 is connected with a floor drain of the bath room, bath wastewater enters the heat exchange water tank 21 from the floor drain connecting pipe 25 when the bath is carried out, the electromagnetic valve 33 is in a closed state at the moment, so that a certain water level can be kept in the heat exchange water tank 21, heat exchange liquid is compressed by the compressor 42 and circulates in a pipeline, the heat exchange liquid enters the hollow disc 20 through the first connecting pipeline 2 when the heat exchange liquid passes through the heat exchange thin pipe 19, the heat exchange is carried out on the bath wastewater in the heat exchange water tank 21, the waste heat in the bath wastewater is recovered, then the heat is transferred to the spiral heat exchange pipe 28 and is subjected to heat exchange with cold water in the hot water tank 5, the increase of the water temperature in the hot water tank 5 is realized, and the power consumption of the water heater can be reduced.
Meanwhile, when the bathing wastewater enters the floor drain connecting pipe 25, the blades 24 are also pushed to rotate, the blades 24 rotate to drive the rotating shaft 26 to rotate, the rotating shaft 26 rotates to drive the blades 24 to rotate, the blades 24 rotate to drive the second belt pulley 36 and the second transmission belt 29 to rotate, the second belt pulley 36 rotates to drive the spiral heat exchange pipe 28 to rotate, the spiral heat exchange pipe 28 rotates to drive the driving shaft 27 to rotate, the driving shaft 27 rotates to drive the first transmission belt 13 and the first belt pulley 14 to rotate, the first belt pulley 14 rotates to drive the reciprocating screw rod 15 to rotate, the reciprocating screw rod 15 rotates to drive the driving plate 16 to reciprocate, scraping of the cleaning plate 18 on the surface of the heat exchange thin pipe 19 is further realized, cleaning of the heat exchange thin pipe 19 is realized, and impurities in the bathing wastewater of the heat exchange thin pipe 19 are prevented from attaching to the heat exchange thin pipe 19 and affecting the heat exchange efficiency of the heat exchange thin pipe 19.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. Although the present description is described in terms of embodiments, not every embodiment includes only one technical solution, and such description of the embodiments is merely for clarity, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that can be understood by those skilled in the art.
Claims (10)
1. The utility model provides a heat pump water heater to bathing waste water waste heat carries out heat recovery, includes unit base (1), compressor (42) are installed to unit base (1) up end one side, unit base (1) up end opposite side is equipped with filter (39), its characterized in that: the hot water tank is characterized by further comprising a hot water tank (5), a spiral heat exchange tube (28) is arranged inside the hot water tank (5), the output end of the compressor (42) is connected with a second connecting pipeline (3), one end, far away from the compressor (42), of the second connecting pipeline (3) is connected with the input port of the spiral heat exchange tube (28), a cold water inlet (4) is arranged at the lower end of one side of the hot water tank (5), and a hot water outlet (6) is arranged at the upper end of one side of the hot water tank (5);
the outlet of the spiral heat exchange tube (28) is connected with a first connecting pipeline (2), one end of the first connecting pipeline (2) penetrating out of the hot water tank (5) is sequentially connected with a filter (39) and an expansion valve (40), the input end of the compressor (42) is connected with a third connecting pipeline (35), the third connecting pipeline (35) is provided with a gas-liquid separator (41), and a recovery assembly for recovering the bathing wastewater is connected between one ends of the first connecting pipeline (2) and the third connecting pipeline (35) far away from the hot water tank (5);
still be connected with fifth connecting tube (12) on third connecting tube (35), first connecting tube (2) are located expansion valve (40) and retrieve the position between the subassembly and be connected with fourth connecting tube (11), fourth connecting tube (11) are through three-way valve (8) and first connecting tube (2) intercommunication, be connected with outdoor air can heat exchanger (10) between the one end of first connecting tube (2) is kept away from in fourth connecting tube (11) and fifth connecting tube (12).
2. The heat pump water heater for recovering heat from waste bath water according to claim 1, it is characterized in that the recovery component comprises a water collecting tank (9), a heat exchange water tank (21) is arranged in the water collecting tank (9), one side of the upper end surface of the heat exchange water tank (21) is provided with a lower connecting pipe (22) communicated with the inside of the heat exchange water tank (21), the upper end of the lower connecting pipe (22) is fixedly connected with a mounting round box (23), one side of the upper end of the mounting round box (23) is fixedly connected with a floor drain connecting pipe (25), a drain pipe (32) is arranged at the upper end of one side of the heat exchange water tank (21), a waste discharge pipe (34) is arranged at the lower end of one side of the heat exchange water tank (21), the water discharging pipe (32) is communicated with the waste discharging pipe (34), one end, close to the heat exchange water tank (21), of the waste discharging pipe (34) is provided with an electromagnetic valve (33), and a heat exchange assembly used for heat exchange is further arranged in the heat exchange water tank (21).
3. The heat pump water heater for heat recovery of waste bath water heat according to claim 2, wherein the heat exchange assembly comprises two hollow disks (20), the two hollow disks (20) are respectively arranged at two ends inside the heat exchange water tank (21), a plurality of heat exchange thin pipes (19) are connected between the two hollow disks (20), the hollow disk (20) at one end of the heat exchange water tank (21) is communicated with the first connecting pipeline (2), the heat exchange thin pipe (19) at the other end of the heat exchange water tank (21) is communicated with the third connecting pipeline (35), and a cleaning assembly for cleaning scale on the heat exchange thin pipe (19) is further arranged inside the heat exchange water tank (21).
4. The heat pump water heater for recovering heat from waste bath water according to claim 3, it is characterized in that the cleaning component comprises a reciprocating screw rod (15), the reciprocating screw rod (15) is rotatably connected between the left side surface of the heat exchange water tank (21) and the left side surface of the water collecting tank (9), a driving plate (16) is connected to the reciprocating screw rod (15) in a threaded manner, sliding rods (17) are fixedly connected to both ends of the driving plate (16), the sliding rods (17) are slidably connected with a heat exchange water tank (21), a cleaning plate (18) is arranged between one ends of the sliding rods (17) far away from the driving plate (16), a plurality of round holes matched with the heat exchange thin tubes (19) are arranged on the cleaning plate (18), the cleaning plate (18) is sleeved on the plurality of heat exchange thin tubes (19) through round holes, and a driving assembly for driving the reciprocating screw rod (15) to rotate is further arranged in the water collecting tank (9).
5. The heat pump water heater for heat recovery of waste bath water heat according to claim 4, characterized in that the driving assembly comprises mounting seats (31), the two mounting seats (31) are fixedly connected to two sides of the upper end of a side vertical plate of the water collecting tank (9), a driving shaft (27) is rotatably connected between the two mounting seats (31), one end of the driving shaft (27) far away from the floor drain connecting pipe (25) and one end of the reciprocating screw rod (15) far away from the heat exchange water tank (21) are both fixedly connected with first belt pulleys (14), a first transmission belt (13) is installed between the two first belt pulleys (14), and a power assembly for driving the driving shaft (27) to rotate is further arranged in the mounting round box (23).
6. The heat pump water heater for heat recovery of bathing waste water residual heat according to claim 5, characterized in that the power assembly comprises a rotating shaft (26), the rotating shaft (26) is rotatably connected to the middle position of the installation round box (23), the position of the rotating shaft (26) inside the installation round box (23) is fixedly connected with a plurality of blades (24), the position of the upper end surface of the heat exchange water tank (21) close to the installation round box (23) is fixedly connected with a fixed seat (37), the upper end of the fixed seat (37) is rotatably connected with an installation shaft (38), the installation shaft (38) and the end of the rotating shaft (26) penetrating through the installation round box (23) are both fixedly connected with a second belt pulley (36), a second transmission belt (29) is installed between the two second belt pulleys (36), and bevel gears (30) are both fixedly connected to the end of the installation shaft (38) and the end of the driving shaft (27) close to the installation shaft (38), the two bevel gears (30) are meshed.
7. The heat pump water heater for recovering heat from waste heat of bathing water as claimed in claim 1, wherein said unit base (1) is further provided with a hood (7), and said hood (7) is provided with a plurality of heat dissipating holes.
8. A heat pump water heater for heat recovery of waste heat of bathing water according to claim 1, wherein the cold water inlet (4) and the hot water outlet (6) are both screw joints.
9. The heat pump water heater for recovering the heat of the waste heat of the bathing water as claimed in claim 4, characterized in that a rubber lining for cleaning the surface of the water collecting tank (9) is arranged in each round hole on the cleaning plate (18).
10. The heat pump water heater for recovering the heat of the waste bath water heat according to claim 5, wherein the water collecting tank (9) and the heat exchange water tank (21) are provided with maintenance cover plates (43) on the upper end surfaces, the maintenance cover plates (43) are fixed by screws, and the maintenance cover plates (43) are provided with sealing gaskets on the side positions of the lower end surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210014070.7A CN114322308A (en) | 2022-01-06 | 2022-01-06 | Heat pump water heater for heat recovery of waste heat of bath wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210014070.7A CN114322308A (en) | 2022-01-06 | 2022-01-06 | Heat pump water heater for heat recovery of waste heat of bath wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114322308A true CN114322308A (en) | 2022-04-12 |
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ID=81024763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210014070.7A Pending CN114322308A (en) | 2022-01-06 | 2022-01-06 | Heat pump water heater for heat recovery of waste heat of bath wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114322308A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253335A (en) * | 2022-07-12 | 2022-11-01 | 江西纵横特种设备有限公司 | Low-consumption energy-saving MVR evaporator |
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2022
- 2022-01-06 CN CN202210014070.7A patent/CN114322308A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253335A (en) * | 2022-07-12 | 2022-11-01 | 江西纵横特种设备有限公司 | Low-consumption energy-saving MVR evaporator |
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