CN113864851B - Integrated hydraulic module of air energy refrigeration and heating two-in-one supply system - Google Patents

Integrated hydraulic module of air energy refrigeration and heating two-in-one supply system Download PDF

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Publication number
CN113864851B
CN113864851B CN202111079590.8A CN202111079590A CN113864851B CN 113864851 B CN113864851 B CN 113864851B CN 202111079590 A CN202111079590 A CN 202111079590A CN 113864851 B CN113864851 B CN 113864851B
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Prior art keywords
water
host
pipe
water tank
tail end
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CN202111079590.8A
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CN113864851A (en
Inventor
刘超峰
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Zhengzhou Spring Source Water Supply Equipment Co ltd
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Zhengzhou Spring Source Water Supply Equipment Co ltd
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00Hot-water central heating systems
    • F24D3/04Hot-water central heating systems with the water under high pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/10Arrangement or mounting of control or safety devices
    • F24D19/1006Arrangement or mounting of control or safety devices for water heating systems
    • F24D19/1009Arrangement or mounting of control or safety devices for water heating systems for central heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00Hot-water central heating systems
    • F24D3/10Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
    • F24D3/1058Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system disposition of pipes and pipe connections
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0003Exclusively-fluid systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2140/00Control inputs relating to system states
    • F24F2140/20Heat-exchange fluid temperature

Abstract

The invention discloses an integrated hydraulic module of an air energy refrigerating and heating two-way supply system, which comprises a water tank, a main machine water inlet pipe, a main machine circulating pump, a tail end water return pipe and a tail end water supply pipe, wherein the main machine water inlet pipe, the tail end water return pipe and the tail end water supply pipe are all fixed on the water tank; one end of the host water inlet pipe is communicated with the inner cavity of the water tank, the other end of the host water inlet pipe is detachably connected with the water inlet of the host, and the host water inlet pipe is provided with a host circulating pump; one end of the tail water supply pipe is detachably connected with the water outlet of the host, and the other end of the tail water supply pipe is detachably connected with the water inlet of the heat exchange pipeline; the one end of terminal wet return and the inner chamber intercommunication of water tank, the other end of terminal wet return can be dismantled with the delivery port of heat exchange pipeline and be connected, and this device only needs to be with host computer and heat exchange pipeline and the interface connection who corresponds when the installation, and installation rate is fast, and installation effectiveness is high, can reduce error rate and the system failure rate of installer when the system installation, makes the installation save time and worry more laborsaving.

Description

Integrated hydraulic module of air energy refrigeration and heating two-in-one supply system
Technical Field
The invention relates to the technical field of refrigeration and heating two-in-one supply, in particular to an integrated hydraulic module of an air energy refrigeration and heating two-in-one supply system.
Background
At present, under the great background of carbon neutralization, the electric coal substitute in the heating field tends to be great. Compared with an air-conditioning fluorine system, the air-conditioning and air energy heating and refrigerating two-way water supply system has high comfort level, is not easy to cause air conditioning diseases, is accepted and appreciated by consumers at present, and has vigorous development in the market.
In the project application of air conditioner or air energy band floor heating or fan disc, because the water system is, compared with fluorine system, buffer water tank, circulating water pump and various valve element pipelines are installed to be complicated, and the normal operation of the system can be influenced by a little error or reverse order.
Main unit of air energy floor heating air conditioner all-in-one inputs hot water into heat exchange pipeline to exchange heat in winter, increases indoor temperature, inputs cold water into heat exchange pipeline to refrigerate in summer
The research direction of staff in the field of the air energy floor heating air conditioning integrated machine is efficiency improvement and the like in the machine, an installer only needs to install the air energy floor heating air conditioning integrated machine in a room, a laying person of a floor heating pipeline lays a emphasis on how to lay pipelines on the ground, the air energy floor heating air conditioning integrated machine is required to be installed in the whole air energy cooling and heating two-in-one supply system, pipeline laying is also required to be carried out, a water tank, a water pump and valve pipelines connected with the air energy floor heating air conditioning integrated machine are also required to be installed, the whole installation process is complex, and because the installer of the air energy floor heating air conditioning integrated machine and constructors in the pipeline laying field have very lack of installation knowledge in other fields, the installer of the air energy cooling and heating two-in-one supply system in the current industry has very lack of level of each installer, and the installed projects have the phenomena of unreasonable design, high energy consumption, unstable operation, high failure rate and long construction period, and serious influence on the health development and user experience of the industry.
In addition, the problem that the heat exchanger of the host machine burns out easily appears in the present air can warm up air conditioner all-in-one in the use, bring great loss for the user, in order to avoid the problem to appear, manufacturer has increased flow monitoring devices, under the condition that the flow of backward flow host machine is not enough, can the self-closing host machine, under the condition that the host machine backward flow is enough, open the host machine, can solve the problem that the heat exchanger of host machine damaged like this, but the compressor of host machine frequently starts like this, lead to the damage of compressor easily, and the host machine clearance opens, user experience is not good, this leads to two difficulties, the heat exchanger damage is led to the fact to the praise, lead to the compressor damage to the praise, whole host machine life is short.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the integrated hydraulic module of the air energy refrigeration and heating two-way supply system, and the device only needs to connect a host with a heat exchange pipeline and a corresponding interface when in installation, has high installation speed and high installation efficiency, can reduce the error rate and the system failure rate of an installer when the system is installed, and ensures that the installation is more time-saving and labor-saving.
An integrated hydraulic module of an air energy refrigerating and heating two-way supply system comprises a water tank, a main machine water inlet pipe, a main machine circulating pump, a tail end water return pipe and a tail end water supply pipe, wherein the main machine water inlet pipe, the tail end water return pipe and the tail end water supply pipe are all fixed on the water tank;
one end of the host water inlet pipe is communicated with the inner cavity of the water tank, the other end of the host water inlet pipe is detachably connected with the water inlet of the host, and the host water inlet pipe is provided with a host circulating pump;
one end of the tail water supply pipe is detachably connected with the water outlet of the host, and the other end of the tail water supply pipe is detachably connected with the water inlet of the heat exchange pipeline;
one end of the tail end water return pipe is communicated with the inner cavity of the water tank, and the other end of the tail end water return pipe is detachably connected with the water outlet of the heat exchange pipeline.
Preferably, the end water supply pipe is a whole section of pipe, a communicating pipe is connected between the end water supply pipe and the end water return pipe, and a differential pressure bypass valve is arranged on the communicating pipe.
Preferably, the water tank further comprises a first water temperature sensor and a first temperature sensor, a control system is fixed on the water tank, the first water temperature sensor is arranged inside the water tank, the first water temperature sensor can detect the water temperature in the water tank and send information to the control system, and the control system can control the starting and stopping of the host;
the first temperature sensor can detect indoor temperature information and send the information to the control system, and the control system can control the starting and stopping of the host circulating pump.
Preferably, the end water supply pipe is divided into two sections, one section is a main machine water supply pipe and the other section is a pipeline water supply pipe;
one end of the main machine water supply pipe is detachably connected with the water outlet of the main machine, and the other end of the main machine water supply pipe is communicated with the inner cavity of the water tank;
one end of the pipeline water supply pipe is communicated with the inner cavity of the water tank, the other end of the pipeline water supply pipe is detachably connected with the water inlet of the heat exchange pipeline, and the pipeline water supply pipe is connected with a tail end circulating water pump;
the host water inlet pipe is connected with the tail end water return pipe through a connecting pipe.
Preferably, a second water temperature sensor is arranged in the water tank, a control system is fixed on the water tank, the second water temperature sensor can detect the water temperature in the water tank and send information to the control system, and the control system can control the starting and stopping of the host circulating pump and the host.
Preferably, the system also comprises a second temperature sensor, wherein the second temperature sensor can detect indoor temperature information and send the information to a control system, and the control system can control the starting and stopping of the tail end circulating water pump.
Preferably, the water tank further comprises an exhaust pipe, the exhaust pipe penetrates through the top of the water tank to enter the inner cavity of the water tank, an exhaust valve is arranged on the exhaust pipe, the exhaust valve can allow gas to be exhausted, and the exhaust valve can prevent water from being exhausted.
Preferably, be provided with manometer and relief valve on the blast pipe, the manometer can detect the water pressure in the blast pipe, and the relief valve can carry out the pressure release to the blast pipe.
Preferably, the device also comprises a shell, wherein a baffle is arranged in the inner cavity of the shell, the baffle divides the inner cavity of the shell into two cavities, a water tank is positioned in one of the cavities, and an insulating layer is arranged between the water tank and the shell; the host water inlet pipe, the host circulating pump, the tail water return pipe and the tail water supply pipe are all fixed on the shell.
Preferably, the inner walls of the water tank, the main machine water inlet pipe, the main machine circulating pump, the tail end water return pipe and the tail end water supply pipe are all covered with an anti-corrosion coating.
The beneficial effects of the invention are as follows: 1. according to the technical scheme, the water tank, the host water inlet pipe, the host circulating pump, the tail end water return pipe and the tail end water supply pipe are fixedly connected into a whole to form a modularized and standardized product, when the device is installed, only the host is connected with the heat exchange pipeline through the corresponding interface, the installation speed is high, the installation efficiency is high, the error rate and the system failure rate of an installer during system installation can be reduced, the time and the trouble of installation are saved, the labor are saved, the installation cost can be greatly reduced, the problem that the traditional air energy refrigeration and heating two-way supply system influences the beauty of the environment due to disordered installation can be greatly improved, and compared with the traditional installation mode, the system failure rate can be reduced by 30%.
2. In this technical scheme connect communicating pipe between terminal delivery pipe and terminal wet return, set up differential pressure bypass valve on the communicating pipe, when the water yield through terminal wet return backward flow reduces, differential pressure bypass valve opens, the water in the terminal delivery pipe will shunt some entering terminal wet return, ensure that the host computer operation possesses sufficient discharge, prevent that the host computer from because of host computer trouble, warning and frequent start-stop etc. that rivers lead to are insufficient, the host computer frequently starts and stops can make the energy consumption increase life-span reduction, consequently through setting up communicating pipe and differential pressure bypass valve, can reduce the host computer energy consumption, improve host computer life.
3. According to the technical scheme, the control system, the first temperature sensor and the first water temperature sensor are fixed on the water tank, and the energy consumption of the host and the host circulating pump can be reduced through the cooperation of the first temperature sensor and the first water temperature sensor.
4. In the technical scheme, the tail end water supply pipe is divided into two sections, one section is a host water supply pipe, the other section is a pipeline water supply pipe, and the connecting pipe is arranged, so that the energy consumption of a host circulating pump and the tail end circulating pump is reduced through the cooperation of the second temperature sensor and the second water temperature sensor, and the energy utilization rate of the whole heating system is higher, more efficient and energy-saving.
5. The exhaust pipe is arranged on the water tank in the technical scheme, the pressure gauge and the pressure relief valve are arranged on the exhaust pipe, so that the water pressure in the water tank can be reduced, the pressure in the water tank is prevented from being too high, burst damage and the like are avoided, the pressure stabilizing function is realized, and the potential safety hazard is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic structural diagram of embodiment 2 of the present invention;
FIG. 2 is a schematic structural diagram of embodiment 3 of the present invention;
FIG. 3 is a schematic diagram of the integrated hydraulic module and host and heating lines of example 2;
fig. 4 is a schematic structural diagram of the integrated hydraulic module and the main unit and the heating pipeline in embodiment 3.
In the drawings, a 1-exhaust valve, a 2-pressure relief valve, a 3-pressure gauge, a 4-shell, a 5-heat preservation layer, a 6-water tank, a 7-drain pipe, an 8-partition board, a 9-distribution box, a 10-first water temperature sensor, an 11-host water inlet pipe, a 12-host circulating pump, a 13-electric heater, a 14-sewage outlet, a 15-end water return pipe, a 16-end water supply pipe, a 17-end bad circulation pump, an 18-connecting pipe, a 19-differential pressure bypass valve, a 21-first temperature sensor, a 22-second water temperature sensor, a 23-second temperature sensor, a 30-host, a 31-heat exchange pipeline, a 32-communicating pipe, a 161-host water supply pipe and a 162-pipeline water supply pipe are arranged.
Detailed Description
Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this invention pertains.
Example 1
As shown in fig. 1 to 4, in this embodiment, an integrated hydraulic module of an air energy cooling and heating two-way supply system is provided, which includes a water tank 6, a main water inlet pipe 11, a main circulating pump 12, a terminal water return pipe 15 and a terminal water supply pipe 16, wherein the main water inlet pipe 11, the terminal water return pipe 15 and the terminal water supply pipe 16 are all fixed on the water tank 6;
one end of a host water inlet pipe 11 is communicated with the inner cavity of the water tank 6, the other end of the host water inlet pipe 11 is detachably connected with a water inlet of a host 30, and a host circulating pump 12 is arranged on the host water inlet pipe 11;
one end of the tail water supply pipe 16 is detachably connected with the water outlet of the host 30, and the other end of the tail water supply pipe 16 is detachably connected with the water inlet of the heat exchange pipeline 31;
one end of the tail end water return pipe 15 is communicated with the inner cavity of the water tank 6, and the other end of the tail end water return pipe 15 is detachably connected with the water outlet of the heat exchange pipeline 31.
According to the technical scheme, the water tank 6, the host water inlet pipe 11, the host circulating pump 12, the tail end water return pipe 15 and the tail end water supply pipe 16 are fixedly connected into a whole to form a modularized and standardized product, when the device is installed, only the host 30 and the heat exchange pipeline 31 are connected with corresponding interfaces, the installation speed is high, the installation efficiency is high, the error rate and the system failure rate of an installer during system installation can be reduced, the time and the trouble of installation can be saved, the labor can be saved, the installation cost can be greatly reduced, the problem that the environment is influenced by messy installation of a traditional air energy refrigeration and heating two-in-one supply system can be greatly improved, and compared with the traditional installation mode, the system failure rate can be reduced by 30%.
Example 2
The present embodiment is further defined on the basis of embodiment 1, wherein the end water supply pipe 16 is a whole pipe, a communicating pipe 32 is connected between the end water supply pipe 16 and the end water return pipe 15, and a differential pressure bypass valve 19 is disposed on the communicating pipe 32.
When the water tank is particularly used, hot water output by the host 30 directly enters the heat exchange pipeline 31 through the tail end water supply pipe 16, enters the inner cavity of the water tank 6 from the tail end water return pipe 15 after heat exchange is carried out in the heat exchange pipeline 31 and the room, and then the water in the water tank 6 is pumped into the host 30 through the host water inlet pipe 11 by the host circulating pump 12 for heating, so that circulation is formed.
When the heat exchange pipeline 31 is arranged, a plurality of layers of a building can be heated or cooled, and only a local area is needed to be heated or cooled sometimes, so that a plurality of valves are arranged on the heat exchange pipeline 31, when heating is carried out, the water quantity in the water return tank 6 through the tail water return pipe 15 can be changed according to different requirements, when the water flow entering through the tail water return pipe 15 is very small, the water flow entering the host 30 is insufficient at the moment, the heat generated in the host 30 cannot be taken away completely, an alarm arranged in the host 30 can give an alarm, the heat in the host 30 can be burnt out after long heat accumulation, and when cooling is carried out, the cold air generated in the host 30 can not be taken away due to insufficient water return, so that the freezing expansion in the heat exchanger in the host 30 is frozen.
The traditional mode is to set up flow monitoring devices and monitor the water yield that flows back of host computer 30, under the condition that the flow of backward flow host computer 30 is not enough, can automatic shutdown host computer 30, under the condition that the flow back of host computer 30 is sufficient, open host computer 30 like this, can solve the problem that the heat exchanger of host computer 30 damages, but the frequent start of compressor of host computer 30 like this leads to the damage of compressor easily, and host computer 30 clearance opens moreover, user experience is not good, this leads to two difficulties, the needs to lead to the heat exchanger damage, needs to lead to the compressor damage like this, whole host computer 30 life is short.
In this embodiment, the communicating pipe 32 is connected between the terminal water supply pipe 16 and the terminal water return pipe 15, the pressure difference bypass valve 19 is disposed on the communicating pipe 32, when the amount of water flowing back through the terminal water return pipe 15 decreases, due to the pressure difference, the pressure difference bypass valve 19 is opened, at this time, water in the terminal water supply pipe 16 will be partially split into the terminal water return pipe 15, so as to ensure that the host 30 has enough water flow, and the host 30 can continuously work without frequent start-stop, so as to prevent the host 30 from malfunction, alarm, frequent start-stop, etc. caused by insufficient water flow, the host 30 frequent start-stop can reduce the energy consumption increase life of the host 30, solve the technical problem that one of the heat exchanger or the compressor in the host 30 is vulnerable, ensure that both the heat exchanger and the compressor in the host 30 have longer life, therefore, by disposing the communicating pipe 32 and the pressure difference bypass valve 19, the host energy consumption can be reduced, and the service life of the host 30 can be increased.
The failure caused by insufficient water flow in the two-in-one system accounts for more than 25 percent, and the technical scheme can reduce the failure rate of the system by more than 25 percent. In addition, in order to prevent the heat exchanger of the host 30 from being scrapped due to insufficient water flow, a flow detection device is additionally arranged at the water inlet of the host 30 by a plurality of host manufacturers, so that the host is stopped when the water flow is insufficient, but the host 30 is frequently started and stopped, the energy consumption is increased and the service life is greatly reduced due to the frequent starting and stopping of the host 30.
The embodiment further comprises a first water temperature sensor 10 and a first temperature sensor 21, wherein a control system is fixed on the water tank 6, the first water temperature sensor 10 is arranged inside the water tank 6, the first water temperature sensor 10 can detect the water temperature in the water tank 6 and send information to the control system, and the control system can control the starting and stopping of the host 30;
the first temperature sensor 21 can detect indoor temperature information and send the information to a control system, which can control the start and stop of the main circulation pump 12.
By arranging the first water temperature sensor 10, when the water temperature in the water tank 6 reaches a set value, the control host 30 is closed, and water in the water tank 6 circulates into the heat exchange pipeline 31 to exchange heat, so that the full utilization of heat is realized, and the energy consumption of the host 30 is reduced.
By arranging the first temperature sensor 21, the first temperature sensor 21 detects the indoor temperature, when the indoor temperature reaches a set value, the control system simultaneously controls the host circulating pump 12 and the host 30 to be closed, the whole system is in a closed state and is opened when needed, the energy consumption of the host circulating pump 12 is reduced, the working time of the host circulating pump 12 can be reduced by 20% -30%, the energy consumption is reduced by 20% -30%, the power of each host circulating pump 12 is calculated by 120.8 kilowatts, and the electricity can be reduced by about 5 degrees per day. And can keep the indoor temperature constant.
Example 3
The present embodiment is further described on the basis of embodiment 1, in which the end water supply pipe 16 is divided into two sections, one section is a main water supply pipe 161 and the other section is a pipeline water supply pipe 162;
one end of the main machine water supply pipe 161 is detachably connected with the water outlet of the main machine 30, and the other end of the main machine water supply pipe 161 is communicated with the inner cavity of the water tank 6;
one end of a pipeline water supply pipe 162 is communicated with the inner cavity of the water tank 6, the other end of the pipeline water supply pipe 162 is detachably connected with the water inlet of the heat exchange pipeline 31, and the pipeline water supply pipe 162 is connected with a tail end circulating water pump 17;
the host water inlet pipe 11 and the tail end water return pipe 15 are connected through a connecting pipe 18.
In this embodiment, a second water temperature sensor 22 is disposed in the water tank 6, a control system is fixed on the water tank 6, and the second water temperature sensor 22 can detect the water temperature in the water tank 6 and send information to the control system, and the control system can control the start and stop of the host circulating pump 12 and the host 30.
The present embodiment further includes a second temperature sensor 23, where the second temperature sensor 23 can detect indoor temperature information and send the information to a control system, and the control system can control the start and stop of the end circulation water pump 17.
In the embodiment, the heating operation is described, the main machine 30 inputs hot water into the inner cavity of the water tank 6 through the main machine water supply pipe 161, then pumps the water in the water tank 6 into the pipeline water supply pipe 162 through the tail end circulation pump 17, and then conveys the water into the heat exchange pipeline 31, after heat exchange with the outside in the heat exchange pipeline 31, the water flows into the tail end water return pipe 15, the tail end water return pipe 15 directly conveys the water into the main machine water inlet pipe 11 or firstly conveys the water into the water tank 6, then enters the main machine water inlet pipe 11, and the main machine circulation pump 12 pumps the water into the main machine 30 for heating.
In the initial state, cold water is contained in the water tank 6, and hot water supplied from the main water supply pipe 161 is mixed in the water tank 6 to raise the water temperature in the water tank 6, and the second water temperature sensor 22 is provided in the water tank 6 to detect the water temperature in the water tank 6. When the water temperature in the water tank 6 is lower, the host 30, the host circulating pump 12 and the tail end circulating pump 17 are all in an on state, the tail end circulating pump 17 provides power in the pipeline water supply pipe 162, meanwhile, the host circulating pump 12 provides power in the host water inlet pipe 11, the water pressure flowing back from the tail end water return pipe 15 is greater than the water pressure in the water tank 6, the pipe diameter of the host water inlet pipe 11 is consistent with the pipe diameter of the tail end water return pipe 15, so that most of water entering the host water inlet pipe 11 is water in the tail end water return pipe 15, and at the moment, the water temperature flowing back from the tail end water return pipe 15 is lower and directly enters the host water inlet pipe 11, basically does not enter the water tank 6 for mixing and heating, and is directly conveyed into the host 30 for heating, and the host 30 has higher water energy efficiency ratio for lower temperature during heating, so that the heat exchange efficiency is higher, and more energy conservation and high efficiency are achieved. The temperature of water directly entering the host 30 from the host water inlet pipe 11 is reduced, mixed water in the water tank 6 is not entered, and the energy of the system can be saved by 10% -15%, because the heat exchange energy efficiency of cold water is higher when the host 30 heats, and the heat exchange energy efficiency of warm water is higher when the host 30 refrigerates. The average of 120 square meters per household is calculated by heating and refrigerating for 8 months per year, and 960-degree electricity can be saved per year.
Specifically, the end return pipe 15 and the host water inlet pipe 11 are equally divided into a first section and a horizontal section, the port on the first section of the end return pipe 15 is connected with the water outlet of the heat exchange pipeline 31, the port on the horizontal section of the end return pipe 15 is connected with the water tank 6, the port on the first section of the host water inlet pipe 11 is connected with the water inlet of the host 30, the port on the horizontal section of the host water inlet pipe 11 is connected with the water tank 6, and the two ends of the connecting pipe 18 are respectively connected with the horizontal section of the host water inlet pipe 11 and the horizontal section of the end return pipe 15.
Therefore, when the host 30, the host circulating pump 12 and the tail end circulating pump 17 are all in an on state, water flowing back from the tail end water return pipe 15 does not enter the water tank 6 due to gravity, and water flowing out of the tail end water return pipe 15 basically directly enters the host water inlet pipe 11 due to the pressure of the tail end circulating pump 17 and the suction force of the host circulating pump 12, so that water entering the host water inlet pipe 11 is basically discharged from the tail end water return pipe 15, the temperature of water entering the host 30 for heat exchange is lower, and the heat exchange efficiency is higher.
When the second water temperature sensor 22 detects that the water temperature in the water tank 6 reaches above the set value, the control system controls the control host 30 and the host circulating pump 12 to be closed, water flowing back from the tail end water return pipe 15 directly enters the water tank 6 to mix water and mix temperature, and then is continuously pumped into the pipeline water supply pipe 162 by the tail end circulating pump 17, and then enters the heat exchange pipeline 31, so that heat is fully utilized, when the water temperature in the water tank 6 is reduced, the host 30 and the host circulating pump 12 are started again, so that the energy consumption of the host 30 can be reduced, the energy consumption of the host circulating pump 12 can be reduced, the energy utilization rate of the whole heating system is higher, and the heating system is more efficient and energy-saving.
The second temperature sensor 23 can detect indoor temperature information and send the information to the control system, the control system can control the starting and stopping of the tail end circulating water pump 17, the second temperature sensor 23 detects indoor temperature through the arrangement of the second temperature sensor 23, when the indoor temperature reaches a set value, the control system controls the tail end circulating water pump 17 to be closed, and the control system is started again when needed, so that the energy consumption of the whole heating system is further reduced, and compared with a traditional mode, the energy-saving effect can be improved by 20% -30%. By matching the second water temperature sensor 22 and the second temperature sensor 23, the working time of the main circulating pump 12 and the tail end circulating water pump 17 can be reduced by 20% -30%, and the power can be reduced by about 5 ℃ per day by 0.8 kilowatt per water pump, and the indoor temperature can be kept constant.
Example 4
The embodiment is further described on the basis of any one of embodiments 1 to 3, and the embodiment further comprises an exhaust pipe 7, wherein the exhaust pipe 7 penetrates through the water tank 6 to enter the inner cavity of the water tank 6, an exhaust valve 1 is arranged on the exhaust pipe 7, the exhaust valve 1 can allow gas to be exhausted, and the exhaust valve 1 can prevent water from being exhausted.
The conventional water tank 6 for heating may cause excessive pressure in the water tank 6 and system, even burst, because the volume of the water expands after being heated. In this embodiment, exhaust pipe 7 and exhaust valve 1 are set, concrete exhaust pipe 7 passes the top of water tank 6 and gets into the water tank, during initial state, water tank 6 inner chamber fills water, exhaust pipe 7 stretches into in the water, along with water is heated expansion pressure increase and can produce the bubble, gas can move to the top of water tank 6 inner chamber, after gas accumulation reaches a certain amount, the water level is less than the height of exhaust pipe 7 bottom in the water tank 6, the gas is discharged from exhaust pipe 7 this moment, when the water level equals the height of exhaust pipe 7 bottom, then exhaust is not carried out, therefore be located exhaust pipe 7 bottom top can form a gas space, can compress the gas in this gas space during the water expansion, effectively accept the volume after the water expansion, prevent that the pressure in water tank 6 from taking place situations such as burst damage, exhaust valve 1 can only exhaust can not drainage, when water expansion and exhaust valve contact, prevent the discharge of water, guarantee the invariable of whole pipeline interior water yield.
In this embodiment, be provided with manometer 3 and relief valve 2 on the blast pipe 7, manometer 3 can detect the water pressure in the blast pipe 7, and relief valve 2 can carry out the pressure release to blast pipe 7. The pressure gauge 3 can detect the water pressure in the exhaust pipe 7 so that a person can observe the pressure in the exhaust pipe 7 at any time.
The pressure release valve 2 is set to an opening value, when the water pressure in the exhaust pipe 7 reaches a certain value, the pressure release valve 2 is opened, the pressure in the water tank 6 and the system is reduced, the damage of the water tank 6 caused by overlarge pressure is further prevented, the pressure stabilizing function is realized, and the potential safety hazard is reduced.
In this embodiment, the exhaust pipe 7 extends into the inner cavity of the water tank 6 for 3 cm-15 cm.
Example 5
The embodiment is further described on the basis of any one of the embodiments 1-4, the embodiment further comprises a shell 4, a partition board 8 is arranged in the inner cavity of the shell 4, the partition board 8 divides the inner cavity of the shell 4 into two cavities, a water tank 6 is positioned in one of the cavities, and an insulation layer 5 is arranged between the water tank 6 and the shell 4; the main inlet pipe 11, the end return pipe 15 and the end supply pipe 16 are all fixed on the housing 4.
All parts are arranged on the shell 4 to form modularization, so that the installation is convenient, and the appearance of the product is more attractive.
The inner walls of the water tank 6, the main inlet pipe 11, the main circulating pump 12, the tail end water return pipe 15 and the tail end water supply pipe 16 are covered with an anti-corrosion coating.
The inner wall of the concrete water tank 6 and the inner walls of all metal pipelines are covered with a fluorine resin anti-corrosion coating.
The fluororesin anticorrosive coating is a synthetic high molecular compound containing fluorine atoms on the carbon chain of the main chain or the side chain. The fluororesin coating is a coating which uses fluororesin as a main film forming substance, has corrosion resistance, is hardly subject to any chemical corrosion, has heat resistance, can be continuously used at a high temperature of 200 ℃, is not embrittled at a freezing temperature, has non-tackiness, and is hardly bonded with the fluororesin coating. Fluororesin coatings include, but are not limited to, polytetrafluoroethylene (PTFE), perfluoroalkyl (PFA), fluorinated Ethylene Propylene (FEP), polyvinylidene fluoride (PVDF). The adoption of the coating as the anti-corrosion coating can greatly improve the service life, prevent scale from adhering, be cleaner and more sanitary and improve the cost performance. The present invention preferably provides a fluororesin coating containing 77% of a polymer of chlorotrifluoroethylene and hexafluoroisobutylene and 21% of tricobalt tetraoxide.
In this embodiment, all the pipes and the valve members are wrapped with heat insulation cotton to prevent condensed water.
In this embodiment, the distribution box 9 is arranged in the casing 4, so as to install the required circuit elements, facilitate wiring and maintenance, the casing 4 is detachably connected with the wall surface, the casing 4 can be hung on the wall surface, and the space occupied by the ground is reduced.
The bottom wall of the water tank 5 is provided with a sewage outlet 14 and an electric heater 13, a water supplementing port and an automatic water supplementing valve are arranged in a pipeline system, the use function of the water tank is not affected, and a temperature instrument is arranged on the shell 4.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description.

Claims (7)

1. The integrated hydraulic module of the air energy refrigerating and heating two-way supply system is characterized by comprising a water tank (6), a host water inlet pipe (11), a host circulating pump (12), a tail end water return pipe (15) and a tail end water supply pipe (16), wherein the host water inlet pipe (11), the tail end water return pipe (15) and the tail end water supply pipe (16) are all fixed on the water tank (6);
one end of a host water inlet pipe (11) is communicated with the inner cavity of the water tank (6), the other end of the host water inlet pipe (11) is detachably connected with a water inlet of a host (30), and the host circulating pump (12) is arranged on the host water inlet pipe (11);
one end of the tail water supply pipe (16) is detachably connected with the water outlet of the host (30), and the other end of the tail water supply pipe (16) is detachably connected with the water inlet of the heat exchange pipeline (31);
one end of the tail end water return pipe (15) is communicated with the inner cavity of the water tank (6), and the other end of the tail end water return pipe (15) is detachably connected with the water outlet of the heat exchange pipeline (31);
the tail end water supply pipe (16) is divided into two sections, wherein one section is a main machine water supply pipe (161) and the other section is a pipeline water supply pipe (162);
one end of a host water supply pipe (161) is detachably connected with a water outlet of the host (30), and the other end of the host water supply pipe (161) is communicated with an inner cavity of the water tank (6);
one end of a pipeline water supply pipe (162) is communicated with the inner cavity of the water tank (6), the other end of the pipeline water supply pipe (162) is detachably connected with the water inlet of the heat exchange pipeline (31), and the pipeline water supply pipe (162) is connected with a tail end circulating water pump (17);
the host water inlet pipe (11) is connected with the tail end water return pipe (15) through a connecting pipe (18);
terminal wet return (15) and host computer inlet tube (11) divide equally into first section and horizontal segment, and first section is vertical section, and the port on terminal wet return (15) first section is connected with the delivery port of heat exchange pipeline (31), and the port on terminal wet return (15) horizontal segment is connected with water tank (6), and the port on the first section of host computer inlet tube (11) is connected with the water inlet of host computer 30, and the port on the horizontal segment of host computer inlet tube (11) is connected with water tank (6), and connecting pipe (18) both ends are connected with the horizontal segment of host computer inlet tube (11) and the horizontal segment with terminal wet return (15) respectively.
2. The integrated hydraulic module of the air energy refrigeration and heating two-in-one supply system according to claim 1, wherein a second water temperature sensor (22) is arranged in the water tank (6), a control system is fixed on the water tank (6), the second water temperature sensor (22) can detect the water temperature in the water tank (6) and send information to the control system, and the control system can control the starting and stopping of the host circulating pump (12) and the host (30).
3. An integrated hydraulic module of an air energy refrigeration and heating two-in-one supply system according to claim 2, characterized by further comprising a second temperature sensor (23), wherein the second temperature sensor (23) can detect indoor temperature information and send the information to a control system, and the control system can control the start and stop of the tail end circulating water pump (17).
4. An integrated hydraulic module of an air energy refrigeration and heating two-way supply system according to any one of claims 1-3, further comprising an exhaust pipe (7), wherein the exhaust pipe (7) penetrates through the top of the water tank (6) to enter the inner cavity of the water tank (6), an exhaust valve (1) is arranged on the exhaust pipe (7), the exhaust valve (1) can allow gas to be exhausted, and the exhaust valve (1) can prevent water from being exhausted.
5. The integrated hydraulic module of the air energy refrigeration and heating two-in-one supply system according to claim 4, wherein a pressure gauge (3) and a pressure relief valve (2) are arranged on the exhaust pipe (7), the pressure gauge (3) can detect the water pressure in the exhaust pipe (7), and the pressure relief valve (2) can relieve the pressure of the exhaust pipe (7).
6. An integrated hydraulic module of an air energy refrigeration and heating two-way supply system according to any one of claims 1-3, characterized by further comprising a shell (4), wherein a partition board (8) is arranged in the inner cavity of the shell (4), the partition board (8) divides the inner cavity of the shell (4) into two cavities, a water tank (6) is positioned in one of the cavities, and an insulating layer (5) is arranged between the water tank (6) and the shell (4); the main machine water inlet pipe (11), the main machine circulating pump (12), the tail end water return pipe (15) and the tail end water supply pipe (16) are all fixed on the shell (4).
7. An integrated hydraulic module of an air energy refrigeration and heating two-way supply system according to any one of claims 1-3, wherein the inner walls of the water tank (6), the host water inlet pipe (11), the host circulating pump (12), the terminal water return pipe (15) and the terminal water supply pipe (16) are all covered with an anti-corrosion coating.
CN202111079590.8A 2021-09-15 2021-09-15 Integrated hydraulic module of air energy refrigeration and heating two-in-one supply system Active CN113864851B (en)

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