CN110715446A - Integral water heater - Google Patents

Integral water heater Download PDF

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Publication number
CN110715446A
CN110715446A CN201810768843.4A CN201810768843A CN110715446A CN 110715446 A CN110715446 A CN 110715446A CN 201810768843 A CN201810768843 A CN 201810768843A CN 110715446 A CN110715446 A CN 110715446A
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CN
China
Prior art keywords
water
temperature
heat preservation
water tank
air energy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810768843.4A
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Chinese (zh)
Inventor
来伟为
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Zhongnan Mechatronics Co Ltd
Original Assignee
Guangzhou Zhongnan Mechatronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Zhongnan Mechatronics Co Ltd filed Critical Guangzhou Zhongnan Mechatronics Co Ltd
Priority to CN201810768843.4A priority Critical patent/CN110715446A/en
Publication of CN110715446A publication Critical patent/CN110715446A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00Fluid heaters characterised by the use of heat pumps
    • F24H4/02Water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters

Abstract

The invention discloses an integral water heater, which comprises a frame and a heat preservation water tank fixedly arranged on the upper side of the frame, wherein air energy main machines are arranged on the left side and the right side of the heat preservation water tank, the bottom of the air energy main machine is fixed on the upper side of the frame, two hot water inlets are arranged on the outer wall of the front side of the heat preservation water tank, hot water outlets of the air energy main machines on the left side and the right side are respectively connected with the hot water inlets on the heat preservation water tank through hot water pipelines, the integral installation can be completed in a factory, the cost is lower, the construction is more standard, the hoisting is completed on site by a crane, only a hot water supply pipe, a hot water return pipe, a water supplementing pipeline and a power supply are needed to be connected in parallel, when the water consumption is large, the constant temperature of the hot water in the heat preservation water tank can be fully ensured, the use cost is reduced, and the service life of the air energy water heater is prolonged.

Description

Integral water heater
Technical Field
The invention relates to the field of new energy, in particular to an integral water heater.
Background
The air energy refers to low-grade heat energy contained in the air, and water energy, wind energy, solar energy, tidal energy and the like belong to one kind of clean energy, a device for collecting and utilizing the air energy is called a heat pump, and is called as an air energy heat pump technology, and the related fields include an air energy heat pump hot water field, an air energy heat pump heating field, an air energy heat pump drying field and the like, and available equipment developed by the air energy heat pump technology is provided with an air energy heat pump water heater, an air energy heat pump heating device, an air energy heat pump drying machine and the like. The air energy water heater utilizes a heat pump principle to consume a part of electric energy as compensation, heat is absorbed from ambient air through thermodynamic cycle, the heat is conveyed to a condenser through a compressor, and water in a water tank is heated to a target value required by life or production in a circulating mode. Air can water heater, also called "air can water heater". Most of the existing air energy water heaters are inconvenient to install and use, the use requirement of large water consumption cannot be met, the constancy of water temperature in a water tank cannot be effectively guaranteed, the energy consumption is high, and the modernized use requirement cannot be met.
Disclosure of Invention
The present invention is directed to an integrated water heater to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
an integral water heater comprises a frame and a heat preservation water tank fixedly arranged on the upper side of the frame, wherein air energy hosts are arranged on the left side and the right side of the heat preservation water tank, the bottom of each air energy host is fixed on the upper side of the frame, two hot water inlets are formed in the outer wall of the front side of the heat preservation water tank, hot water outlets of the air energy hosts on the left side and the right side are respectively connected with the hot water inlets on the heat preservation water tank through hot water pipelines, two pressurizing water supply pumps are further arranged on the frame and are respectively connected with the water inlets of the air energy hosts through water supply pipelines, a heating circulating pump is further arranged on the frame, the water inlet of the heating circulating pump is connected with a circulating water outlet formed in the lower side of the heat preservation water tank through a pipeline, two circulating water outlets are formed in the heating circulating pump and, the rack is also provided with a control box, a controller and a control system are arranged in the control box, and the integral water heater further comprises a control method of the control system.
Further: the hot water pipeline adopts the better rubber and plastic insulating tube of heat preservation effect, and its thickness is 20mm, and has aluminum plate waterproof layer at the outward appearance cover of pipeline, and the pipeline can adopt PPR pipe or national standard hot dip galvanized pipe.
Further: the back of the rack is provided with an overhaul ladder, the heat preservation water tank is also provided with two water return electromagnetic valves, and the upper side inside the heat preservation water tank is provided with a built-in water replenishing valve.
Further: the controller specifically employs FX3SA series PLC.
Further: the control method specifically comprises the following steps:
A. when the temperature of hot water in the heat preservation water tank reaches a set value temperature, a constant temperature water replenishing electromagnetic valve is opened, cold water flows into the water tank after being heated by an air energy host machine, the constant temperature water replenishing electromagnetic valve is closed when the temperature of the hot water in the heat preservation water tank reaches a lower limit, the constant temperature water replenishing electromagnetic valve is opened again when the temperature of the hot water in the heat preservation water tank is raised by the circulating heating of the air energy host machine and reaches the set value temperature again, and the control system is switched to a temperature difference circulation control method when the water level of the heat preservation water tank reaches an upper limit water level;
B. when the water level of the heat preservation water tank reaches an upper limit water level value and the temperature T1 of the air energy host is higher than the temperature T2 of the heat preservation water tank, starting a heating circulating pump to operate, pumping hot water in the heat preservation water tank, pressing the hot water into the air energy host, circularly heating the hot water and then returning the hot water to the heat preservation water tank, when the temperature T2 of the heat preservation water tank is lower than the temperature T1 of the air energy host, stopping the heating circulating pump, and when the water level of the heat preservation water tank is reduced to a set water level, automatically switching a control system to a;
C. the forced water supplementing control method comprises the steps of forcibly opening a water supplementing valve when the water level reaches or is lower than the lower limit of the water level, and stopping supplementing water after the water level reaches the upper gear of the lower limit of the water level;
D. the anti-freezing circulation control method comprises the following steps that when the temperature in the air energy main body is reduced to below 4 ℃, the controller starts the heating circulation pump to carry out system anti-freezing treatment in a white mode, and when the temperature of the air energy main body is increased to above 8 ℃, the heating circulation pump is stopped;
E. when the temperature of the heat preservation water tank is higher than the set temperature and the temperature of the pipeline is lower than the set lower temperature limit, the heating circulating pump is automatically started until the temperature of the pipeline reaches the set upper temperature limit, and the heating circulating pump is closed;
F. the timing heating method comprises the steps of automatically starting the air energy host machine to heat the water temperature in the heat-preservation water tank when the actual time is within the set time period and the temperature of the water tank is lower than the set temperature, and automatically stopping heating when the temperature of the heat-preservation water tank is raised to the set temperature.
Compared with the prior art, the invention has the beneficial effects that:
1. the integrated installation in the factory can be completed, the cost is lower, and the construction is more standard.
2. The crane is used for hoisting on site, the crane can be used only by connecting a hot water supply pipe, a hot water return pipe, a water supplementing pipeline and a power supply, and the crane can be used only by connecting a plurality of cranes in parallel when the water consumption is large, and is convenient to use.
3. The air energy water heater has the advantages that multiple control methods are combined, the water temperature is intelligently controlled, the constancy of the temperature of hot water in the heat preservation water tank can be fully guaranteed, meanwhile, useless work of the air energy host is effectively avoided, the energy consumption of the air energy water heater is greatly reduced, the use cost is reduced, and the service life of the air energy water heater is prolonged.
Drawings
Fig. 1 is a schematic structural view of an integral water heater.
Fig. 2 is a rear view of the integrated water heater.
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.
Referring to fig. 1-2, in the embodiment of the present invention, an integral water heater includes a frame 1 and a heat preservation water tank 2 fixedly disposed on an upper side of the frame 1, air energy hosts 3 are disposed on both left and right sides of the heat preservation water tank 2, a bottom of the air energy hosts 3 is fixed on an upper side of the frame 1, two hot water inlets are disposed on an outer wall of a front side of the heat preservation water tank 2, hot water outlets of the air energy hosts 3 on the left and right sides are respectively connected to the hot water inlets on the heat preservation water tank 2 through hot water pipes 4, the hot water pipes 4 are rubber and plastic heat preservation pipes with good heat preservation effect, the thickness of the pipes is 20mm, an aluminum plate waterproof layer is sleeved on an outer surface of the pipes, the pipes can be PPR pipes or national standard hot galvanized pipes, two pressurized water supply pumps 5 are further disposed on the frame 1, the left and right pressurized water supply pumps 5 are respectively connected to, the machine frame 1 is also provided with a heating circulating pump 6, a water inlet of the heating circulating pump 6 is connected with circulating water outlets arranged on the lower side of the heat preservation water tank 2 through a pipeline, the heating circulating pump 6 is provided with two circulating water outlets which are respectively connected with two pressurizing water supply pumps 5 through two circulating heating pipelines 12, the machine frame 1 is also provided with a control box 7, a controller and a control system are arranged inside the control box 7, the controller specifically adopts FX3SA series PLC, the back of the machine frame 1 is provided with an overhaul ladder 10, the heat preservation water tank 2 is also provided with two water return electromagnetic valves 9, and the upper side inside the heat preservation water tank 2 is provided with a built-in water replenishing valve 8;
when the integral water heater works, water heated by the air energy host machine 3 is pressurized by the pressurizing water supply pump 5 and then flows into the heat preservation water tank 2 for heat preservation, when the water temperature does not reach the specified temperature, the heating circulating pump 6 continuously pumps water in the heat preservation water tank 2, sends the water into the air energy host machine 3 for heating and then flows back to the heat preservation water tank 2, continuously raises the water temperature inside the heat preservation water tank 2, and ensures the constancy of the water temperature inside the heat preservation water tank 2;
the integral water heater also comprises a control method of the control system, and the control method specifically comprises the following steps:
A. when the temperature of hot water in the heat preservation water tank 2 reaches a set value temperature, a constant temperature water replenishing electromagnetic valve is opened, cold water flows into the water tank after being heated by the air energy host machine 3, when the temperature of hot water in the heat preservation water tank 2 reaches a lower limit, the constant temperature water replenishing electromagnetic valve is closed, when the temperature of hot water in the heat preservation water tank 2 is heated by the air energy host machine 3 in a circulating manner and reaches the set value temperature again, the constant temperature water replenishing electromagnetic valve is opened again, and the control system is switched to a temperature difference circulating control method when the water level of the heat preservation water tank 2 is repeatedly circulated until the water;
B. when the water level of the heat preservation water tank 2 reaches an upper limit water level value and the temperature Tl of the air energy host is greater than the temperature T2 of the heat preservation water tank 2, starting the heating circulating pump 6 to operate, pumping hot water of the heat preservation water tank 2, pressing the hot water into the air energy main body 3 for circular heating, and then flowing back to the heat preservation water tank 2, when the temperature T2 of the heat preservation water tank 2 is less than the temperature Tl of the air energy main body 3, stopping the heating circulating pump 6, and when the water level of the heat preservation water tank 2 is reduced to a set water level, automatically switching the control system to a constant;
C. the forced water supplementing control method comprises the steps of forcibly opening the water supplementing valve 8 when the water level reaches or is lower than the lower limit of the water level, and stopping supplementing water after the water level reaches the upper gear of the lower limit of the water level;
D. the anti-freezing circulation control method comprises the steps that when the temperature in the air energy main body 3 is reduced to below 4 ℃, the controller starts the heating circulation pump 6 to carry out system anti-freezing treatment in a white mode, and when the temperature of the air energy main body 3 is increased to above 8 ℃, the heating circulation pump 6 stops;
E. when the temperature of the heat preservation water tank 2 is higher than the set temperature and the temperature of the pipeline is lower than the set lower temperature limit, the heating circulating pump 6 is automatically started until the temperature of the pipeline reaches the set upper temperature limit, and the heating circulating pump 6 is closed;
F. when the actual time is within the set time period and the temperature of the water tank is lower than the set temperature, the air energy host 3 is automatically started to heat the water temperature in the heat-preservation water tank, and the heating work is automatically stopped when the temperature of the heat-preservation water tank 2 is raised to the set temperature;
the combination of multiple control methods can fully ensure the constant temperature of the hot water in the heat-preservation water tank 2, effectively avoid the useless work of the air energy host 3, greatly reduce the energy consumption of the air energy water heater, reduce the use cost and also contribute to prolonging the service life of the air energy water heater.
The integral water heater can be integrally installed in a factory, is lower in cost and more standard in construction, can be used by being hoisted by a crane on site only by being connected with a hot water supply pipe, a hot water return pipe, a water supplementing pipeline and a power supply, can be used by being connected in parallel when the water consumption is large, can fully ensure the constant temperature of hot water in a heat preservation water tank, effectively avoid useless work of an air energy main machine, greatly reduce the energy consumption of the air energy water heater, reduce the use cost and also contribute to prolonging the service life of the air energy water heater.
The working principle of the invention is as follows: when the integral water heater works, water heated by the air energy host 3 is pressurized by the pressurized water supply pump 5 and then flows into the heat preservation water tank 2 for heat preservation, when the water temperature does not reach the specified temperature, the heating circulating pump 6 continuously pumps water in the heat preservation water tank 2, sends the water into the air energy host 3 for heating and then flows back to the heat preservation water tank 2, the water temperature in the heat preservation water tank 2 is continuously increased, and the water temperature in the heat preservation water tank 2 is ensured to be constant; the combination of multiple control methods can fully ensure the constant temperature of the hot water in the heat-preservation water tank 2, effectively avoid the useless work of the air energy host 3, greatly reduce the energy consumption of the air energy water heater, reduce the use cost and also contribute to prolonging the service life of the air energy water heater.
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. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. An integral water heater comprises a rack (1) and a heat preservation water tank (2) fixedly arranged on the upper side of the rack (1), and is characterized in that air energy hosts (3) are arranged on the left side and the right side of the heat preservation water tank (2), the bottoms of the air energy hosts (3) are fixed on the upper side of the rack (1), two hot water inlets are formed in the outer wall of the front side of the heat preservation water tank (2), hot water outlets of the air energy hosts (3) on the left side and the right side are respectively connected with the hot water inlets in the heat preservation water tank (2) through hot water pipelines (4), two pressurizing water supply pumps (5) are further arranged on the rack (1), the left pressurizing water supply pump and the right pressurizing water supply pump (5) are respectively connected with the water inlets of the air energy hosts (3) through water supply pipelines (11), a heating circulating pump (6) is further arranged on the rack (1), the water inlets of the heating circulating pump (6) are connected with circulating water, the integral water heater is characterized in that two circulating water outlets are formed in the heating circulating pump (6), the two circulating water outlets are respectively connected with the two pressurizing water supply pumps (5) through two circulating heating pipelines (12), a control box (7) is further arranged on the rack (1), a controller and a control system are arranged inside the control box (7), and the integral water heater further comprises a control method of the control system.
2. The integral water heater according to claim 1, wherein the hot water pipeline (4) is a rubber plastic heat-insulating pipe with good heat-insulating effect, the thickness of the pipe is 20mm, an aluminum plate waterproof protective layer is sleeved on the outer surface of the pipe, and the pipe can be a PPR pipe or a national standard hot galvanized pipe.
3. The integral water heater according to claim 1, characterized in that an access ladder (10) is installed on the back of the frame (1), two water return electromagnetic valves (9) are further arranged on the heat preservation water tank (2), and a built-in water supply valve (8) is arranged on the upper side inside the heat preservation water tank (2).
4. The integrated water heater of claim 1, wherein the controller is embodied as FX3SA series PLC.
5. The integral water heater according to claim 1, wherein the control method specifically comprises:
A. when the temperature of hot water in the heat preservation water tank (2) reaches a set value temperature, a constant temperature water replenishing electromagnetic valve is opened, cold water flows into the water tank after being heated by the air energy host (3), the constant temperature water replenishing electromagnetic valve is closed when the temperature of the hot water in the heat preservation water tank (2) reaches a lower limit, the constant temperature water replenishing electromagnetic valve is opened again when the temperature of the hot water in the heat preservation water tank (2) is raised by the circulating heating of the air energy host (3) and reaches the set value temperature again, and the control system is switched to a temperature difference circulating control method after the circulation is repeated until the water level of the heat preservation water tank (2) reaches an upper limit;
B. when the water level of the heat preservation water tank (2) reaches an upper limit water level value and the temperature T1 of the air energy host is higher than the temperature T2 of the heat preservation water tank (2), a heating circulating pump (6) is started to operate, hot water pumped into the heat preservation water tank (2) is pressed into the air energy main body (3) to be circularly heated and then flows back to the heat preservation water tank (2), when the temperature T2 of the heat preservation water tank (2) is lower than the temperature T1 of the air energy main body (3), the heating circulating pump (6) is stopped, and when the water level of the heat preservation water tank (2) is reduced to a set water level, a control system is automatically switched to a constant temperature water;
C. the forced water supplementing control method comprises the steps of forcibly opening a water supplementing valve (8) when the water level reaches or is lower than the lower limit of the water level, and stopping supplementing water until the water level reaches the upper gear of the lower limit of the water level;
D. the anti-freezing circulation control method comprises the steps that when the temperature in the air energy main body (3) is reduced to be lower than (4) DEG C, the controller starts the heating circulation pump (6) to carry out system anti-freezing treatment in a white mode, and when the temperature of the air energy main body (3) is increased to be higher than (8) DEG C, the heating circulation pump (6) stops;
E. the pipeline circulation control method comprises the steps of automatically starting the heating circulating pump (6) when the temperature of the heat-preservation water tank (2) is higher than the set temperature and the temperature of the pipeline is lower than the set lower temperature limit, and turning off the heating circulating pump (6) until the temperature of the pipeline reaches the set upper temperature limit;
F. the timing heating method comprises the steps that when the actual time is within the set time period and the temperature of the water tank is lower than the set temperature, the air energy host (3) is automatically started to heat the water temperature in the heat preservation water tank, and the heating work is automatically stopped when the temperature of the heat preservation water tank (2) is raised to the set temperature.
CN201810768843.4A 2018-07-13 2018-07-13 Integral water heater Pending CN110715446A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810768843.4A CN110715446A (en) 2018-07-13 2018-07-13 Integral water heater

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Application Number Priority Date Filing Date Title
CN201810768843.4A CN110715446A (en) 2018-07-13 2018-07-13 Integral water heater

Publications (1)

Publication Number Publication Date
CN110715446A true CN110715446A (en) 2020-01-21

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Application Number Title Priority Date Filing Date
CN201810768843.4A Pending CN110715446A (en) 2018-07-13 2018-07-13 Integral water heater

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CN (1) CN110715446A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111664607A (en) * 2020-06-02 2020-09-15 南京天源重工设备有限公司 Energy-saving air energy refrigeration heat exchanger

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102147150A (en) * 2011-05-11 2011-08-10 吴忠南 Improved structure of air source water heater
CN203323400U (en) * 2013-07-08 2013-12-04 科希曼电器有限公司 Energy-saving intelligent water supplement control system for circulating type air energy water heater
CN203518228U (en) * 2013-07-22 2014-04-02 山东润泰智能电气有限公司 Commercial air energy heat pump hot water machine
CN106989511A (en) * 2017-05-25 2017-07-28 海宁金能热水器有限公司 A kind of air source water heater with dual thermal source
CN107477891A (en) * 2017-09-08 2017-12-15 真木农业设备(安徽)有限公司 One kind divides season suitching type Hot water units

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102147150A (en) * 2011-05-11 2011-08-10 吴忠南 Improved structure of air source water heater
CN203323400U (en) * 2013-07-08 2013-12-04 科希曼电器有限公司 Energy-saving intelligent water supplement control system for circulating type air energy water heater
CN203518228U (en) * 2013-07-22 2014-04-02 山东润泰智能电气有限公司 Commercial air energy heat pump hot water machine
CN106989511A (en) * 2017-05-25 2017-07-28 海宁金能热水器有限公司 A kind of air source water heater with dual thermal source
CN107477891A (en) * 2017-09-08 2017-12-15 真木农业设备(安徽)有限公司 One kind divides season suitching type Hot water units

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111664607A (en) * 2020-06-02 2020-09-15 南京天源重工设备有限公司 Energy-saving air energy refrigeration heat exchanger

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