CN216924496U - Water heat exchange type solid heat storage and supply device - Google Patents

Abstract

The utility model relates to a water heat exchange type solid heat storage and supply device, a shell is divided into an upper heat storage and release chamber and a lower power chamber by a partition plate, a circulating water pump and an air compressor are both arranged in the lower power chamber, a water heat exchanger comprises a water inlet vertical pipe, return water riser and multiunit heating element, water inlet riser and return water riser set up the inner chamber both sides at the casing, circulating water pump installs between water inlet riser and inlet tube, the inlet tube is worn out in the casing, the return water riser is connected with the outlet pipe, the outlet pipe is worn out in the casing, be connected with many interval distribution's heat exchange tube between water inlet riser and the return water riser, multiunit heating element passes through the backup pad about two-layer arrange in last holding the exothermal chamber, the heat exchange tube is arranged between adjacent heating element, the last port of water inlet riser and return water riser all communicates with air conduit, air conduit's one end is connected with air compressor, air conduit passes through a solenoid valve before wearing out the casing. The heat storage device has the advantages of high heat storage efficiency, flexible heating mode and improved thermal comfort.

Description

Water heat exchange type solid heat storage and supply device

Technical Field

The utility model relates to the technical field of heating equipment, in particular to a water heat exchange type solid heat storage heating device.

Background

The heat accumulating type heating equipment is an electric heating device, can utilize low-price electric energy in the low-ebb period of a power grid at night to complete the conversion and storage of electricity and heat energy within 8-10 hours, and releases the stored heat in a radiation and convection mode in the high-peak period of the power grid so as to realize 24-hour indoor heating in the whole day. Among the prior art, generally adopt heat accumulation formula electric heater, heat accumulation formula electric heater adopts from top to bottom to set up the wind gap, sets up the form of fan, utilizes forced air convection mode, and heat accumulation brick heat transfer, takes out the heat, satisfies the indoor heating demand. This kind of mode hot-blast outlet temperature is high, causes the scald easily, and the heat dissipation point is too concentrated, compares in traditional hot water radiator, can cause the indoor temperature inhomogeneous, the comfortable poor problem of heat. The heat storage bricks are large in size and arranged indoors together with the radiator, and can occupy too much effective area indoors.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems of large occupied area and poor heat supply comfort of the existing heat supply equipment, the utility model innovatively provides a water heat exchange type solid heat storage and supply device, which controls the heat exchange area by adjusting the air quantity in a water heat exchanger so as to achieve the purpose of adjusting the heat supply temperature and has the advantages of compact structure, high heat storage efficiency, flexible heating mode and capability of improving the heat comfort.

In order to achieve the technical purpose, the utility model discloses a water heat exchange type solid heat storage and supply device, which comprises a shell, a circulating water pump, an air compressor and a water heat exchanger, wherein the shell is divided into an upper heat storage and release cavity and a lower power cavity by a partition plate, the circulating water pump and the air compressor are both arranged in the lower power cavity of the shell, the water heat exchanger comprises a water inlet vertical pipe, a water return vertical pipe and a plurality of groups of heating components, the water inlet vertical pipe and the water return vertical pipe penetrate through the partition plate and are relatively and vertically arranged at two sides of the inner cavity of the shell, the lower port of the water inlet vertical pipe is connected with the water outlet of the circulating water pump, the water inlet of the circulating water pump is connected with one end of a water inlet pipe, the other end of the water inlet pipe penetrates out of the shell, the lower port of the water return vertical pipe is connected with one end of a water outlet pipe, the other end of the water outlet pipe penetrates out of the shell, and a plurality of heat exchange pipes which are distributed at intervals are connected between the water inlet vertical pipe and the water return vertical pipe in the up-down direction, still be fixed with the backup pad in the casing, the backup pad is two-layer about dividing into the last heat release chamber of casing, the multiunit heating element is rectangular array and arranges in two upper and lower layers that the last heat release chamber of holding of casing corresponds, the heat exchange tube is laid between two adjacent lines of heating element, the last port of inlet riser and return water riser all communicates with air conduit, air conduit's one end and air compressor's gas outlet are connected, air conduit's the other end is worn out in the casing, an solenoid valve is installed to air conduit's gas outlet department.

Furthermore, the water heat exchange type solid heat storage and supply device further comprises a shell-and-tube heat exchanger, wherein the tube side of the shell-and-tube heat exchanger is connected with the air conduit in series, and the shell side of the shell-and-tube heat exchanger is connected between the lower end port of the water inlet vertical pipe and the water outlet of the circulating water pump in series.

Further, the water heat exchange type solid heat storage and supply device is characterized in that a first heat insulation plate is fixed on the lower side of the partition plate, a second heat insulation plate is fixed on each inner side wall of the upper heat storage and release cavity of the shell, a third heat insulation plate is fixed on each inner side wall of the lower power cavity of the shell, and the upper port of the water inlet vertical pipe, the upper port of the water return vertical pipe and the air conduit are all arranged in the second heat insulation plates.

Furthermore, the utility model relates to a water heat exchange type solid heat storage and supply device, wherein a magnetic float is placed in the water inlet vertical pipe and/or the water return vertical pipe, a first magnetic switch and a second magnetic switch are fixed in the second heat insulation board, the first magnetic switch is arranged at a position close to the upper port of the water inlet vertical pipe and/or the upper port of the water return vertical pipe, and the second magnetic switch is arranged at a position close to the position where the water inlet vertical pipe and/or the water return vertical pipe (42) penetrates out of the partition board.

Furthermore, the utility model relates to a water heat exchange type solid heat storage and supply device, wherein a first temperature sensor is arranged in an upper heat storage and release cavity of a shell, a second temperature sensor is arranged on a water inlet pipe positioned in a lower power cavity of the shell, and a third temperature sensor is arranged on a water outlet pipe positioned in the lower power cavity of the shell.

Furthermore, the water heat exchange type solid heat storage and supply device comprises a heating assembly, wherein the heating assembly comprises heat storage bricks and electric heating pipes, the heat storage bricks are arranged in a rectangular array, and the electric heating pipes are arranged on one sides of the heat storage bricks.

Further, the water heat exchange type solid heat storage and supply device further comprises a lower support, the lower support comprises a base and four support legs arranged at four corners of the base, the shell is cuboid, the shell is fixed above the four support legs, a controller is fixedly installed on one support leg, and the controller is electrically connected with the circulating water pump, the air compressor, the electromagnetic valve, the electric heating pipe, the first temperature sensor, the second temperature sensor and the third temperature sensor.

The utility model has the beneficial effects that: the utility model utilizes the air compressor to inject air into the water heat exchanger to change the heat exchange area between the heat exchange tube and the heating component in the water heat exchanger, thereby adjusting the heat output by the water outlet pipe. The heat exchange pipes are uniformly distributed in the gaps of the heating assemblies, so that the heat exchange efficiency is improved, a fan is not required to be adopted for heat exchange in a convection mode like the traditional technology, the heat exchange quantity is only required to be adjusted through the air injection quantity, the power consumption of the fan is avoided, the power consumption is reduced, the energy consumption is reduced, and the purpose of saving energy is achieved. The low price of electricity can make full use of carry out the heat accumulation at millet electricity period, and in the period that the demand for heat is low, the accessible is adjusted the output heat and is carried out the low temperature heat supply, and the multiplicable heat output of period that the demand for heat is high satisfies the demand for heat, accords with energy-conserving requirement, optimizes the heat energy configuration, realizes that the peak clipping of electric power fills in the millet, saves the running cost. When in actual use, the device can continuously output hot water, and is combined with a terminal heat dissipation system (such as a radiator, a floor heater, a fan coil and the like) to realize heating, the heating mode is flexible, different heat requirements can be met, and the thermal comfort is improved. The hot water can be provided for a domestic hot water system, the domestic hot water requirement is met, and the traditional heat storage electric heater utilizes hot air and surface radiation for heating and cannot meet the requirement. The device can be integrally arranged in a non-heating room or outdoors, and the area of the heating room can be saved compared with that of a traditional heat accumulating type electric heater.

Drawings

Fig. 1 is a schematic perspective view of a water-heat exchange type solid heat storage and supply device according to the present invention (with a front side plate of a housing hidden);

fig. 2 is a schematic front view of the water-heat exchange type solid heat storage and supply device of the present invention (with the front side plate of the housing hidden);

fig. 3 is a schematic top view of the water-heat exchange type solid heat-storage heating apparatus (the front side plate and the top plate of the housing are hidden) of the present invention;

FIG. 4 is a schematic structural view of the water heat exchange type solid heat storage and supply apparatus of the present invention with the outer shell and the lower support removed;

FIG. 5 is a schematic view of the heating assembly shown in FIG. 4 with the heating assembly removed;

FIG. 6 is a schematic structural diagram of a heating assembly in the water-heat exchange type solid heat-storage heating apparatus according to the present invention;

fig. 7 is a schematic structural diagram of the magnetic float in the water heat exchange type solid heat storage and supply device of the utility model matched with a water inlet vertical pipe or a water return vertical pipe.

Detailed Description

The water heat exchange type solid heat storage and supply device of the utility model is explained and explained in detail with the attached drawings.

As shown in fig. 1-5, the utility model discloses a water heat exchange type solid heat storage and supply device, which specifically comprises a shell 1, a circulating water pump 2, an air compressor 3 and a water heat exchanger 4. A partition plate 11 is fixed in the casing 1, and the casing 1 is divided into an upper heat storage and release chamber 12 and a lower power chamber 13 by the partition plate 11. Wherein, the circulating water pump 2 and the air compressor 3 are both arranged in the lower power chamber 13 of the shell 1; the water heat exchanger 4 specifically comprises a water inlet vertical pipe 41, a water return vertical pipe 42 and a plurality of groups of heating assemblies 43, the water inlet vertical pipe 41 and the water return vertical pipe 42 penetrate through the partition plate 11 and are vertically arranged on two sides of the inner cavity of the shell 1 relatively, the lower port of the water inlet vertical pipe 41 is connected with the water outlet of the circulating water pump 2, the water inlet of the circulating water pump 2 is connected with one end of the water inlet pipe 5, the other end of the water inlet pipe 5 penetrates out of the shell 1, the lower port of the water return vertical pipe 42 is connected with one end of the water outlet pipe 6, and the other end of the water outlet pipe 6 penetrates out of the shell 1. The multiple groups of heating assemblies 43 are arranged in the upper heat storage and release chamber 12 of the casing 1 in a rectangular array, more specifically, the casing 1 is further fixed with a support plate 14, the support plate 14 divides the upper heat storage and release chamber 12 of the casing 1 into an upper layer and a lower layer, and the multiple groups of heating assemblies 43 are arranged in the upper heat storage and release chamber 12 of the casing 1 in a rectangular array, that is, the heating assemblies 43 are arranged in the upper heat storage and release chamber 12 in an upper layer and a lower layer (see fig. 4). More specifically, as shown in fig. 6, the heating assembly 43 includes heat storage bricks 431 and electric heating pipes 432, the heat storage bricks 431 are arranged in a rectangular array, and the electric heating pipes 432 are arranged at one side of the heat storage bricks 431. A plurality of heat exchange tubes 44 are connected between the water inlet vertical tube 41 and the water return vertical tube 42 along the up-down direction (i.e. both ends of each heat exchange tube 44 are respectively communicated with the water inlet vertical tube 41 and the water return vertical tube 42) (see fig. 5), the heat exchange tubes 44 are arranged between two adjacent rows of heating assemblies 43 for water heat exchange, the upper ports of the water inlet vertical tube 41 and the water return vertical tube 42 are both communicated with the air conduit 7, one end of the air conduit 7 is connected with the air outlet of the air compressor 3, the other end of the air conduit 7 penetrates out of the shell 1, and an electromagnetic valve 71 is installed at the air outlet of the air conduit 7.

In practical application, the device is connected with a heating system, wherein the heating system can be a building heat dissipation system (such as a radiator, a floor heating system, a fan coil and the like) or a domestic hot water pipe network, and can also be other systems needing heating, such as a mine heating system and the like.

The heating system comprises a hot user, a water supply pipe and a water return pipe, wherein the water supply pipe and the water return pipe are both connected with the hot user, the water supply with higher temperature enters the hot user along the water supply pipe, the water supply is changed into the return water with lower temperature after the use of the hot user, and the return water flows out along the water return pipe. The heating system is connected with the water heat exchange type solid heat storage and supply device (namely the water inlet pipe 5 is connected with a water return pipe of the heating system, and the water outlet pipe 6 is connected with a water supply pipe of the heating system) to form a closed-loop heating circulation system.

This closed-loop heating circulation system provides power through circulating water pump 2 for the lower return water of the temperature that flows out from the heat consumer flows into inlet tube 5 through the wet return, later through the heating of water heat transfer formula solid heat accumulation heating device, the higher water of temperature flows into the heat consumer after the delivery pipe of heating system from outlet pipe 6, and the lower return water of the temperature that flows out from the heat consumer flows into inlet tube 5 through the wet return, and is reciprocal according to the circulation.

After the air compressor 3 is started, air enters the water inlet vertical pipe 41 and the water return vertical pipe 41 through the air conduit 7, and the water levels of the water inlet vertical pipe 41 and the water return vertical pipe 42 are simultaneously reduced, so that the heat exchange area between the heat exchange pipe 44 and the heating assembly 43 is reduced, and the purpose of cooling is achieved. The electromagnetic valve 71 is used for controlling the discharge of air, when the temperature needs to be raised, the electromagnetic valve 71 is opened to remove the air in the air conduit 7 from the water inlet vertical pipe 41 and the water return vertical pipe 42, and the water level is raised at the same time, so that the heat exchange area between the heat exchange pipe 44 and the heating assembly 43 is increased, and the temperature is raised. And then the regulation and control of the output heat are realized through the control principle.

The utility model utilizes the air compressor 3 to inject air into the water heat exchanger 4 to change the heat exchange area of the heat exchange tube 44 and the heating component 43 in the water heat exchanger 4, thereby adjusting the heat output by the water outlet pipe 6. The heat exchange pipes 44 are uniformly distributed in the gaps of the heating assemblies 43, so that the heat exchange efficiency is improved, a fan is not required to exchange heat in a convection mode like the traditional technology, the heat exchange quantity is only required to be adjusted through the air injection quantity, the power consumption of the fan is avoided, the power consumption is reduced, the energy consumption is reduced, and the purpose of saving energy is achieved. The low price of electricity can make full use of carry out the heat accumulation at millet electricity period, and in the period that the demand for heat is low, the accessible is adjusted the output heat and is carried out the low temperature heat supply, and the multiplicable heat output of period that the demand for heat is high satisfies the demand for heat, accords with energy-conserving requirement, optimizes the heat energy configuration, realizes that the peak clipping of electric power fills in the millet, saves the running cost. When in actual use, the device can continuously output hot water, and is combined with a terminal heat dissipation system (such as a radiator, a floor heating system, a fan coil and the like) to realize heating, the heating mode is flexible, different heat using requirements can be met, and the thermal comfort is improved. The hot water can be provided for a domestic hot water system, the domestic hot water requirement is met, and the traditional heat storage electric heater utilizes hot air and surface radiation for heating and cannot meet the requirement. The device can be integrally arranged in a non-heating room or outdoors, and the area of the heating room can be saved compared with that of a traditional heat accumulating type electric heater.

As shown in fig. 1 and fig. 2, in order to recover heat in the air conduit 7 and improve the heat energy utilization rate, on the basis of the above embodiments, the present embodiment further includes a shell-and-tube heat exchanger 8, a tube side of the shell-and-tube heat exchanger 8 is connected in series with the air conduit 7, and a shell side of the shell-and-tube heat exchanger 8 is connected in series between a lower port of the water inlet vertical pipe 41 and a water outlet of the circulating water pump 2. Through the above arrangement, hot air in the air conduit 7 can flow into the tube side of the shell-and-tube heat exchanger 8, heating circulating water can exchange heat with the hot air in the tube side of the shell-and-tube heat exchanger 8 through the shell side of the shell-and-tube heat exchanger 8, then the electromagnetic valve 71 is opened, the cooled hot air is discharged into the atmosphere, the heating circulating water can exchange heat through the heat exchange tube 44 subsequently, the heating circulating water can be heated twice, the heating circulating water is rapidly heated, the time required by the preset value of the water temperature of the water outlet pipe 6 can be further reduced, the heat exchange efficiency is improved under the condition of avoiding heat loss, the waiting time is shortened, and the thermal comfort is improved.

As a further improvement, as shown in fig. 1 and 2, in the present embodiment, a first heat insulation plate 111 is fixed on the lower side of the partition plate 11, a second heat insulation plate 121 is fixed on each inner sidewall of the upper heat storage and release chamber 12 of the housing 1, a third heat insulation plate 131 is fixed on each inner sidewall of the lower power chamber 13 of the housing 1, and the upper port of the water inlet vertical pipe 41, the upper port of the water return vertical pipe 42 and the air conduit 7 are all disposed in the second heat insulation plate 121. Like this through first heated board 111, second heated board 121 and third heated board 131 can reduce thermal loss in the casing 1 to fix air conduit 7, prevent rocking when air conduit 7 supplies the gassing, reinforcing structural stability guarantees security and the durability of device operation.

As shown in fig. 2 and fig. 7, in this embodiment, a magnetic float 9 is disposed in the water inlet vertical pipe 41 and/or the water return vertical pipe 42 (that is, the magnetic float 9 may be disposed in the water inlet vertical pipe 41, or may be disposed in the water return vertical pipe, or both the water inlet vertical pipe 41 and the water return vertical pipe 42 may be disposed with the magnetic float 9), the magnetic float 9 is disposed in the water inlet vertical pipe 41 and/or the water return vertical pipe 42, a first magnetic switch 91 and a second magnetic switch 92 are fixed in the second heat-insulating plate 121, the first magnetic switch 91 is disposed at a position close to an upper port of the water inlet vertical pipe 41 and/or an upper port of the water return vertical pipe 42, and the second magnetic switch 92 is disposed at a position close to a position where the water inlet vertical pipe 41 and/or the water return vertical pipe 42 penetrates out of the partition plate 11. The magnetic float 9 is used for triggering the first magnetic switch 91 at the top when the magnetic float 9 floats upwards to reach the top of the water inlet vertical pipe 41 or the water return vertical pipe 42 when air in the water heat exchanger 4 is discharged, and at the moment, the electromagnetic valve 71 is closed by obtaining a position signal, and the air is stopped being continuously discharged to prevent the heating circulating water from being discharged. When the air compressor 3 fills the inside of the water heat exchanger 4 with air (i.e. when the water inlet vertical pipe 41 and the water return vertical pipe 42 are filled with air, it can be understood that when the water inlet vertical pipe 41 and the water return vertical pipe 42 are filled with air, the heat exchange pipe 44 is also filled with air), and when the magnetic float 9 reaches the bottom of the water heat exchanger 4, the second magnetic switch 92 at the bottom is triggered, and at this time, the air compressor 3 is turned off by a position signal, so as to prevent the air compressor 3 from being excessively pressurized. As can be seen from the above description, by providing the magnetic float 9, the first magnetic switch 91 and the second magnetic switch 92, the corresponding solenoid valve 71 and the air compressor 3 can be prevented from over-operating, thereby ensuring the reliability of the operation of the device.

As shown in fig. 3 and 4, in order to accurately know the temperature of each position, in the present embodiment, a first temperature sensor 122 is installed in the upper heat storage and release chamber 12 of the casing 1, and the first temperature sensor 122 is used for detecting the temperature in the upper heat storage and release chamber 12 of the casing 1; a second temperature sensor 51 is mounted on the water inlet pipe 5 positioned in the lower power chamber 13 of the housing 1, and the second temperature sensor 51 is used for detecting the inlet water temperature of the water inlet pipe 5; and a third temperature sensor 61 is mounted on the water outlet pipe 6 positioned in the lower power chamber 13 of the shell 1, and the third temperature sensor 61 is used for detecting the water outlet temperature of the water outlet pipe.

As shown in fig. 1 and 2, in order to keep the heat storage and release chamber 12 of the housing 1 at a high position, ensure that the air conduit 7 is always at the high position of the heating cycle system, and ensure that the air injected by the air compressor 3 gathers at the top of the water heat exchanger 4 (i.e. at the top of the water inlet vertical pipe 41 and the water outlet vertical pipe 42), in this embodiment, a lower bracket 10 is provided, and the lower bracket 10 specifically includes a base 101 and four legs 102 disposed at four corners of the base 101. The housing 1 is rectangular and the housing 1 is fixed over the four legs 102 to hold the device in the raised position. In order to raise the automation level of the system, in the present embodiment, a controller 20 is fixedly mounted on one of the legs 102, and the controller 20 is electrically connected to the circulating water pump 2, the air compressor 3, the solenoid valve 71, the electric heating pipe 432, the first temperature sensor 122, the second temperature sensor 51 and the third temperature sensor 61. Of course, those skilled in the art will appreciate that the controller 20 may be implemented as a DSP (digital Signal processing) digital Signal processor, an FPGA (Field-Programmable Gate Array), an MCU (Microcontroller Unit) system board, an SoC (System on a chip) system board, or a PLC (Programmable Logic controller) minimal system including I/O. The following fine control can be realized through the preset control logic: the controller 20 controls the start and stop of the circulating water pump 2; the controller 20 controls the start and stop of the air compressor 3; the controller 20 controls the start and stop of the electromagnetic valve 71; the controller 20 controls the start and stop of the electric heating tube 432; the controller 20 receives the first temperature sensor 122 to detect the heat storage temperature of the heat storage brick 431, thereby controlling the operation of the electric heating pipe 432, and may perform a time setting according to the controller 20, and heat the heat storage brick 431 with electric energy during the valley power period, thereby storing heat; the controller 20 receives the water temperature data fed back from the second temperature sensor 51 and the third temperature sensor 61, and controls the air compressor 3 to adjust the air injection amount in conjunction with the electromagnetic valve 71, thereby changing the outlet water temperature.

On the basis of the above embodiment, the present invention further provides a method for supplying heat by using the above water-heat exchange type solid heat storage heating apparatus, which includes the following steps:

step 1, connecting a water heat exchange type solid heat storage and supply device to a heating system, connecting a water inlet pipe 5 with a water supply pipe of the heating system, connecting a water outlet pipe 6 with a water return pipe of the heating system, and controlling a circulating water pump 2 to start by using a controller 20 so as to circulate heating circulating water in a closed-loop heating circulating system;

step 2, controlling the air compressor 3 to start by using the controller 20, and reducing the liquid level of the water heat exchanger 4 to the lowest position;

step 3, controlling the electric heating pipe 432 to be started by using the controller 20, so that the heat storage brick 431 stores heat to a rated value;

and 4, controlling the electromagnetic valve 71 to be opened and closed intermittently by using the controller 20 to perform intermittent air release, detecting the water outlet temperature of the water outlet pipe 6 by using the third temperature sensor 61 after a first time interval after each air release (the first time interval is usually set to be 5 minutes) and performing next air release (the first time interval is usually set to be 5 minutes), and closing the electromagnetic valve 71 until the water outlet temperature detected by the third temperature sensor 61 reaches a set value (the set value is usually set to be +20 ℃), and controlling the water outlet temperature to be maintained at the set value by using the controller 20.

The controller 20 is used to control the outlet water temperature to be maintained at the set value, and the specific control is as follows:

when the outlet water temperature exceeds a set value, the controller 20 is used for controlling the air compressor 3 to start to inject air into the water heat exchanger 4, so that the liquid level of the water heat exchanger 4 and the magnetic float 9 are reduced, and when the outlet water temperature detected by the third temperature sensor 61 reaches the set value, the air compressor 3 is closed;

when the outlet water temperature is lower than the set value, the controller 20 controls the electromagnetic valve 71 to open and release the air in the water heat exchanger 4, so that the liquid level of the water heat exchanger 4 and the magnetic float 9 rise, and when the outlet water temperature detected by the third temperature sensor 61 reaches the set value, the electromagnetic valve 71 is closed.

Also comprises a heat recovery step:

when releasing the air in the water heat exchanger 4, the controller 20 controls the electromagnetic valve 71 to be opened and closed intermittently to perform intermittent air release, after each air release, the next air release is performed at a second time interval (the second time interval is usually set to be 5 minutes), the hot air in the air conduit 7 enters the tube pass of the shell-and-tube heat exchanger 8 to exchange heat with the heating circulating water, and the heat is transferred to the heating circulating water to complete heat recovery of the hot air.

Further comprises the in-place safety braking step:

when the air in the water heat exchanger 4 is released, when the magnetic floater 9 rises to the top of the water heat exchanger 4 along with the liquid level to trigger the first magnetic switch 91, the controller 20 is used for controlling the electromagnetic valve 71 to be closed;

when air is injected into the water heat exchanger 4, the controller 20 is used for controlling the air compressor 3 to be closed when the magnetic float 9 falls to the bottom of the water heat exchanger 4 along with the liquid level to trigger the second magnetic switch 92.

It should be noted that, when the present invention is actually applied to a heating circulation system, in order to ensure that air is gathered at the top of the water heat exchanger 4 and does not enter the indoor heating circulation system along with circulating water, when the present invention is applied to the heating circulation system, the device needs to be arranged at a high position of the heating circulation system, and a high-position expansion water tank is arranged in the heating circulation system, and the expansion water tank should be arranged at the highest point of the heating circulation system. The heating and radiating equipment in the heating system can select a radiator, a floor heating coil, a fan coil and the like.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, references to the description of the term "the present embodiment," "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and simplifications made in the spirit of the present invention are intended to be included in the scope of the present invention.

Claims (7)

1. The water heat exchange type solid heat storage and supply device is characterized by comprising a shell (1), a circulating water pump (2), an air compressor (3) and a water heat exchanger (4), wherein the shell (1) is divided into an upper heat storage and release chamber (12) and a lower power chamber (13) by a partition plate (11), the circulating water pump (2) and the air compressor (3) are both arranged in the lower power chamber (13) of the shell (1), the water heat exchanger (4) comprises a water inlet vertical pipe (41), a water return vertical pipe (42) and a plurality of groups of heating assemblies (43), the water inlet vertical pipe (41) and the water return vertical pipe (42) penetrate through the partition plate (11) and are vertically arranged on two sides of an inner cavity of the shell (1) relatively, a lower port of the water inlet vertical pipe (41) is connected with a water outlet of the circulating water pump (2), a water inlet of the circulating water pump (2) is connected with one end of a water inlet pipe (5), the other end of the water inlet pipe (5) penetrates out of the shell (1), the lower port of the water return vertical pipe (42) is connected with one end of the water outlet pipe (6), the other end of the water outlet pipe (6) penetrates out of the shell (1), a plurality of heat exchange pipes (44) which are distributed at intervals are connected between the water inlet vertical pipe (41) and the water return vertical pipe (42) along the vertical direction, a support plate (14) is further fixed in the shell (1), the upper heat storage and release cavity (12) of the shell (1) is divided into an upper layer and a lower layer by the support plate (14), a plurality of groups of heating components (43) are arranged in the upper layer and the lower layer corresponding to the upper heat storage and release cavity (12) of the shell (1) in a rectangular array manner, the heat exchange pipes (44) are arranged between two adjacent rows of heating components (43), and the upper ports of the water inlet vertical pipe (41) and the water return vertical pipe (42) are communicated with the air guide pipe (7), one end of the air conduit (7) is connected with an air outlet of the air compressor (3), the other end of the air conduit (7) penetrates out of the shell (1), and an electromagnetic valve (71) is installed at the air outlet of the air conduit (7).

2. The water-heat-exchange type solid heat-storage and supply device of claim 1, wherein: the water circulation system also comprises a shell-and-tube heat exchanger (8), wherein the tube side of the shell-and-tube heat exchanger (8) is connected with the air conduit (7) in series, and the shell side of the shell-and-tube heat exchanger (8) is connected between the lower port of the water inlet vertical tube (41) and the water outlet of the water circulation pump (2) in series.

3. A water heat exchange type solid heat storage and supply device according to claim 2, wherein: the lower side of division board (11) is fixed with first heated board (111), all be fixed with second heated board (121) on each inside wall of the last heat storage and release cavity (12) of casing (1), all be fixed with third heated board (131) on each inside wall of the lower power cavity (13) of casing (1), the last port of inlet riser (41), the last port and air conduit (7) of return riser (42) all set up in second heated board (121).

4. A water-heat exchange type solid heat storage and supply device according to claim 3, wherein: a magnetic float (9) is placed in the water inlet vertical pipe (41) and/or the water return vertical pipe (42), a first magnetic switch (91) and a second magnetic switch (92) are fixed in the second heat insulation board (121), the first magnetic switch (91) is arranged at a position close to an upper end opening of the water inlet vertical pipe (41) and/or an upper end opening of the water return vertical pipe (42), and the second magnetic switch (92) is arranged at a position close to a position where the water inlet vertical pipe (41) and/or the water return vertical pipe (42) penetrate out of the partition plate (11).

5. The water-heat exchange type solid heat storage and supply device of claim 4, wherein: install first temperature sensor (122) in last heat storage and release cavity (12) of casing (1), install second temperature sensor (51) on inlet tube (5) that are located lower power cavity (13) of casing (1), install third temperature sensor (61) on outlet pipe (6) that are located lower power cavity (13) of casing (1).

6. The water-heat exchange type solid heat storage and supply device of claim 5, wherein: the heating assembly (43) comprises heat storage bricks (431) and electric heating pipes (432), wherein the heat storage bricks (431) are arranged in a rectangular array, and the electric heating pipes (432) are arranged on one side of the heat storage bricks (431).

7. The water-heat exchange type solid heat storage and supply device of claim 6, wherein: still include lower carriage (10), lower carriage (10) include base (101) and set up four landing legs (102) on four angles of base (101), casing (1) is the rectangular bodily form, casing (1) is fixed in the top of four landing legs (102), and fixed mounting has controller (20) on one of them landing leg (102), controller (20) and circulating water pump (2), air compressor (3), solenoid valve (71), electric heating pipe (432), first temperature sensor (122), second temperature sensor (51) and third temperature sensor (61) electricity are connected.

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