CN216203712U

CN216203712U - Solar heating device with frequency conversion function

Info

Publication number: CN216203712U
Application number: CN202121879822.3U
Authority: CN
Inventors: 杜火青; 李莉华; 杜新健; 苏覃芳
Original assignee: Hubei Sanxia New Energy Co ltd
Current assignee: Hubei Sanxia New Energy Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-04-05
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a solar heating device with a frequency conversion function, which comprises a solar heat collector, a hot water tank and a mixed water tank, wherein the solar heat collector is connected with a tap water system, the solar heat collector is connected with the hot water tank through a water delivery pipe, the hot water tank is connected with the mixed water tank through a hot water pipe, the mixed water tank is also connected with the tap water system through a cold water pipe, a temperature sensor is arranged in the mixed water tank, the mixed water tank is connected with a user end through a water supply pipe, the user end is connected with the mixed water tank through a water return pipe, the hot water pipe is provided with a hot water pump, the cold water pipe is provided with a cold water pump, the water supply pipe is provided with a water supply pump, the water return pipe is provided with a water return pump, the water supply pump is electrically connected with a frequency converter, the frequency converter is electrically connected with a controller, and the controller is electrically connected with the temperature sensor, the hot water pump, the cold water pump, the water supply pump and the water return pump; the solar heating device has the function of automatically adjusting the water supply pressure, and can be adjusted in time after the pipeline is damaged, thereby reducing the influence of water leakage and being convenient to overhaul.

Description

Solar heating device with frequency conversion function

Technical Field

The utility model relates to the technical field of solar heating devices, in particular to a solar heating device with a frequency conversion function.

Background

The solar heat collector is additionally arranged at the top of the building, water can be heated in a centralized manner by utilizing solar energy and then is supplied to residents in the building for use, because the solar heat collector needs to receive sufficient illumination, and the installation position of the solar heat collector is far away from the user position, a long pipeline needs to be installed, the pipeline is easy to damage in the use process of the solar heat supply device, but the situation that which part of the pipeline is damaged is difficult to know is often difficult; meanwhile, in the using process of a user, the problem of inconvenient use caused by unstable water pressure is easy to occur.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a solar heating apparatus with frequency conversion function, so as to solve the above mentioned problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the solar heating device with the frequency conversion function comprises a solar heat collector, a hot water tank and a mixed water tank, wherein the solar heat collector is connected with a tap water system, the solar heat collector is connected with the hot water tank through a water conveying pipe, the hot water tank is connected with the mixed water tank through a hot water pipe, the mixed water tank is further connected with the tap water system through a cold water pipe, a temperature sensor is arranged in the mixed water tank, the mixed water tank is connected with a user end through a water supply pipe, the user end is connected with the mixed water tank through a water return pipe, a hot water pump is arranged on the hot water pipe, a cold water pump is arranged on the cold water pipe, a water supply pump is arranged on the water supply pipe, a water return pump is arranged on the water return pipe, the water supply pump is electrically connected with a frequency converter, and the solar heating device further comprises a controller, and the controller is respectively connected with the temperature sensor, the hot water pump, the cold water pump and the cold water pump, The cold water pump, the water supply pump and the water return pump are electrically connected.

Preferably, a water pressure sensor is arranged on the water return pipe, and the water pressure sensor is electrically connected with the controller.

Preferably, the frequency converter is electrically connected with the water return pump.

Preferably, the end of the water pipe connected to the hot water tank is provided with a target switch, the two ends of the hot water pipe are provided with target switches, the two ends of the water supply pipe are provided with target switches, the two ends of the water return pipe are provided with target switches respectively, and each target switch is electrically connected to the controller.

Further preferably, the portable electronic device further comprises an alarm device and an operation panel, and the controller is electrically connected with the alarm device and the operation panel respectively.

Further preferably, the control panel is a drive-by-wire integrated screen.

Still further preferably, the alarm device is an audible and visual alarm.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the solar heat supply device is characterized in that the water return pipe is provided with a water pressure sensor, the solar heat supply device is also provided with a frequency converter connected with the water return pump and the water supply pump, the water pressure dry sensor and the frequency converter are both connected with the controller, after the water pressure of a user side is changed, the water pressure sensor can timely sense signals and transmit water pressure change signals to the controller, the controller adjusts the rotation frequency of the water return pump and the water supply pump through the frequency converter according to the change of the water pressure, so that the water pressure in the water supply pipe and the water return pipe is cooperatively adjusted, and the water supply pipe, the user side, the water return pipe and the mixed water tank form a communicated loop to adjust the water return pump and the water supply pump, so that the water pressure of the user side can be effectively and quickly adjusted, and the user side is ensured to have good and proper water outlet pressure.

(2) The solar heating device is characterized in that a plurality of target switches are arranged on a water conveying pipe, a hot water pipe, a water supply pipe and a water return pipe, each target switch is electrically connected with a controller, when water flows through the target switches, the target switches are in a normal working state, but when the water flow cannot be conveyed in the pipe due to damage or blockage of the pipe, the water flow does not flow through the target switches, signals are transmitted to the controller, the controller can judge which pipe has a problem according to the signal comparison result of the target switches at two ends of a certain section of pipe, the result is displayed on a control panel, and meanwhile, an alarm device is started, so that the problem can be found and timely repaired.

Drawings

FIG. 1 is a schematic structural diagram of a solar heating apparatus with a frequency conversion function according to the present invention;

in the figure: 1. a solar heat collector; 2. a hot water tank; 3. a mixing water tank; 4. a tap water system; 5. a water delivery pipe; 6. a hot water pipe; 601. a hot water pump; 7. a cold water pipe; 701. a cold water pump; 8. a temperature sensor; 9. a water supply pipe; 901. a water supply pump; 10. a user side; 11. a water return pipe; 12. a water return pump; 13. a frequency converter; 14. a water pressure sensor; 15. a controller; 16. a targeting switch; 17. an alarm device; 18. and a control panel.

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, the present invention provides an embodiment: a solar heating device with a frequency conversion function comprises a solar heat collector 1, a hot water tank 2 and a mixed water tank 3, wherein the solar heat collector 1 is connected with a tap water system 4, namely the solar heat collector 1 is externally connected with tap water, the solar heat collector 1 is connected with the hot water tank 2 through a water conveying pipe 5, the hot water tank 2 is connected with the mixed water tank 3 through a hot water pipe 6, the mixed water tank 3 is also connected with the tap water system 4 through a cold water pipe 7, hot water in the hot water tank 2 and cold water in the tap water system 4 are mixed in the mixed water tank 3 to form warm water suitable for use, a temperature sensor 8 is arranged in the mixed water tank 3 and used for monitoring the temperature of the water in the mixed water tank 3 in real time, a user can conveniently adjust the hot water and the cold water in the mixed water tank 3 as much as possible according to the requirement, so as to adjust the outlet water temperature of a user end 10, the mixed water tank 3 is connected with the user end 10 through a water supply pipe 9, the solar energy heat supply device comprises a user end 10, a mixing water tank 3, a hot water pipe 6, a cold water pump 701, a water supply pipe 9, a water return pipe 901, a water return pump 12, a water supply pump 901, a uniform variable frequency pump of the water supply pump 901 and the water return pump 12, a frequency converter 13 and a controller 15, wherein the user end 10 is connected with the mixing water tank 3 through a water return pipe 11, the cold water pipe 6 is provided with the hot water pump 601, the cold water pipe 7 is provided with the cold water pump 701, the water return pipe 11 is provided with the water return pump 12, the water supply pump 901 and the water return pump 12 are electrically connected with the frequency converter 13, the rotation frequency of the water supply pump 901 can be adjusted through the frequency converter 13, so as to adjust the water supply pressure in the water supply pipe 9 and ensure that the user end 10 has normal water outlet pressure, the water return pipe 11 is provided with the water pressure sensor 14 for detecting the water pressure in the water return pipe 11, the solar energy heat supply device further comprises the controller 15, the controller 15 is electrically connected with the temperature sensor 8, the cold water pump 701, the water supply pump 901, the water supply device is electrically connected with the mixing water tank 3, the water temperature signal is transmitted to the controller 15, and the controller 15 can control the cold water pump 701 and the hot water pump 601 according to the water temperature signal to change the amount of cold water and the amount of hot water conveyed into the mixed water tank 3, so that the function of automatically adjusting the water temperature is realized, and the user terminal 10 has stable and appropriate outlet water temperature;

the frequency converter 13 is also electrically connected with the water return pump 12, a communicated loop is formed by the mixed water tank 3, the water supply pipe 9, the user terminal 10 and the water return pipe 11, and the controller 15 can regulate and control the water supply pump 901 and the water return pump 12 through the frequency converter 13 at the same time, so that the water pressure in the loop can be effectively and quickly regulated, the user terminal 10 is ensured to have stable water outlet pressure, and the situation that the water pressure fluctuation influences the water demand is avoided;

the end part of the water delivery pipe 5 connected with the hot water tank 2 is provided with a target switch 16, the two ends of the hot water pipe 6 are provided with target switches 16, the two ends of the water supply pipe 9 are provided with target switches 16, the two ends of the water return pipe 11 are provided with target switches 16, each target switch 16 is electrically connected with the controller 15, the target switches 16 can detect whether water flows pass through, the target switches 16 are arranged at the two ends of the pipeline, whether the pipeline is damaged or not can be judged according to the water flow passing condition at the two ends of the pipeline, if the water flow passes through the water inlet end of the pipeline and no water flow passes through the water outlet end, the damage and water leakage of the middle section of the pipeline can be shown, the target switches 16 are connected with the controller 15, and the controller 15 can quickly judge the damage and water leakage condition of the pipeline according to signals transmitted by each target switch 16;

the controller 15 is still electric connection alarm device 17 and control panel 18, control panel 18 and be the integrative screen of drive-by-wire, alarm device 17 is audible-visual annunciator, and after controller 15 judged there to be the condition of leaking water through the signal of target switch 16 transmission, can start alarm device 17, the suggestion emergence of leaking water, shows the pipeline section that damages the leaking simultaneously on controlling panel 18, closes all valves and pumps moreover, reduces the influence of leaking water, convenient to overhaul.

It will be evident to those skilled in the art that the utility model 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 utility model 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.

Claims

1. The utility model provides a solar heating device with frequency conversion function which characterized in that: the solar energy water heater comprises a solar heat collector (1), a hot water tank (2) and a mixed water tank (3), wherein the solar heat collector (1) is connected with a tap water system (4), the solar heat collector (1) is connected with the hot water tank (2) through a water conveying pipe (5), the hot water tank (2) is connected with the mixed water tank (3) through a hot water pipe (6), the mixed water tank (3) is also connected with the tap water system (4) through a cold water pipe (7), a temperature sensor (8) is arranged in the mixed water tank (3), the mixed water tank (3) is connected with a user end (10) through a water supply pipe (9), the user end (10) is connected with the mixed water tank (3) through a water return pipe (11), a hot water pump (601) is arranged on the hot water pipe (6), a water pump (701) is arranged on the cold water pipe (7), a water supply pump (901) is arranged on the water supply pipe (9), the water return pipe (11) is provided with a water return pump (12), the water supply pump (901) is electrically connected with a frequency converter (13), and the water supply system further comprises a controller (15), wherein the controller (15) is respectively electrically connected with the temperature sensor (8), the hot water pump (601), the cold water pump (701), the water supply pump (901) and the water return pump (12).

2. A solar heating device with frequency conversion function according to claim 1, characterized in that: a water pressure sensor (14) is arranged on the water return pipe (11), and the water pressure sensor (14) is electrically connected with the controller (15).

3. A solar heating device with frequency conversion function according to claim 2, characterized in that: and the frequency converter (13) is electrically connected with the water return pump (12).

4. A solar heating device with frequency conversion function according to claim 3, characterized in that: the water supply device is characterized in that a target switch (16) is arranged at the end part where the water delivery pipe (5) and the hot water tank (2) are connected, target switches (16) are arranged at the two ends of the hot water pipe (6), target switches (16) are arranged at the two ends of the water supply pipe (9), target switches (16) are respectively arranged at the two ends of the water return pipe (11), and each target switch (16) is electrically connected with the controller (15).

5. A solar heating device with frequency conversion function according to claim 4, characterized in that: the intelligent control system is characterized by further comprising an alarm device (17) and a control panel (18), wherein the controller (15) is electrically connected with the alarm device (17) and the control panel (18) respectively.

6. A solar heating device with frequency conversion function according to claim 5, characterized in that: the control panel (18) is a drive-by-wire integrated screen.

7. A solar heating device with frequency conversion function according to claim 5, characterized in that: the alarm device (17) is an audible and visual alarm.