WO2022104858A1

WO2022104858A1 - Solar water heater capable of automatically adjusting water supply mode

Info

Publication number: WO2022104858A1
Application number: PCT/CN2020/131436
Authority: WO
Inventors: 潘翔思
Original assignee: 江苏桑力太阳能产业有限公司
Priority date: 2020-11-19
Filing date: 2020-11-25
Publication date: 2022-05-27
Also published as: CN112393435A

Abstract

A solar water heater capable of automatically adjusting a water supply mode. The solar water heater comprises a bottom tray (1), a mounting stand column (2), a solar support (3), a main water tank (4), a heat collection vacuum pipe (5), an auxiliary heating water tank (6), and a light receiving and adjusting device (7), wherein the light receiving and adjusting device (7) is mounted at a rear end of the solar support (3); a water outlet of a water supply pipe is divided into two branches, one branch being connected to the auxiliary heating water tank (6) and the other branch being connected to the main water tank (4); a water outlet of the auxiliary heating water tank (6) is connected to the main water tank (6) by means of a first electromagnetic valve; a water outlet of the main water tank (4) is divided into two branches, one branch being connected to a water using apparatus and the other branch being connected to the auxiliary heating water tank (6) by means of a second electromagnetic valve; and the operation of a rotation device, the light receiving and adjusting device (7) and the electromagnetic valves is controlled by an intelligent control system. In the solar water heater, the light receiving and adjusting device (7) can be automatically turned on or turned off by means of the intelligent control system, there is no need for manual intervention, such that an automation level is high, and the degree of operation reliability is high.

Description

A solar water heater with self-adjusting water supply mode

technical field

The invention belongs to the technical field of solar energy heating, and in particular relates to a solar water heater capable of autonomously adjusting the water supply mode.

Background technique

As a common solar heating equipment in daily life, solar energy is becoming more and more popular, and the safety requirements for the use of solar energy products are also getting higher and higher. Water, that is, when the water level in the solar energy is lower than the set water level, the control system will start the water supply program and automatically add water. This water supply method cannot intelligently identify the working state of the solar energy. When the water level is low, the solar energy is automatically supplied with water, and the solar collector tube is very easy to burst under the impact of cold and heat. Therefore, it is necessary to improve the existing solar water supply method.

SUMMARY OF THE INVENTION

Purpose of the invention: The purpose of the present invention is to provide a solar water heater capable of autonomously adjusting the water supply mode in view of the deficiencies of the prior art.

Technical solution: The solar water heater with self-adjusting water supply mode according to the present invention includes a chassis, an installation column, a solar support, a main water tank, a heat collecting vacuum tube, an auxiliary hot water tank, a light receiving adjustment device and an intelligent control system. On the roof, the rear end of the solar support is installed on the chassis through an installation column, a set of rollers are installed at the front end of the solar support, and the bottom of the installation column is mounted on the chassis through a bearing, and the installation column is connected with the rotating The device is connected, driven and rotated by the rotating device, with the bearing as the center of the circle, a circular guide rail is provided on the circumference of the solar support whose length direction is the radius, and the roller at the front end of the solar support is arranged on the circular guide The installation column is driven by the rotating device to rotate, and the installation column drives the solar support to rotate in a circle; the heat collecting vacuum tube and the main water tank are installed on the solar support, the auxiliary water tank is installed on one side of the solar support, and the light receiving The adjustment device is installed at the rear end of the solar support, and the water outlet of the water supply pipe is divided into two branches, one branch is connected to the auxiliary hot water tank, and the other branch is connected to the main water tank, and the water outlet of the auxiliary hot water tank passes through the first branch. A solenoid valve is connected to the main water tank, the water outlet of the main water tank is divided into two branches, one branch is connected to the water equipment, and the other branch is connected to the auxiliary hot water tank through the second solenoid valve, which is controlled by the intelligent control system. Control the operation of the rotating device, the light receiving adjustment device and the solenoid valve;

The rotating device includes a rotating motor and a driving gear, and a driven gear meshing with the driving gear is sleeved at the bottom of the mounting column;

The solar support includes a pair of rear legs, a rear leg fixing rib, a pair of front legs, a front leg fixing rib and a vacuum tube fixing frame, and the rear leg fixing rib is fixed between the pair of rear legs, the front outrigger fixing rib is fixed between a pair of front outriggers, the two ends of the vacuum tube fixing frame are fixed on the rear outrigger and the front outrigger, and the bottoms of the rear outrigger and the front outrigger are installed with rollers;

The fixing rib of the rear outrigger has a cross hole, and the installation column has a booster rod corresponding to the position and size of the cross hole. On the chassis, the booster rod on the installation column is clamped into the cross hole, the installation column rotates, and the solar support rotates under the action of the booster rod;

A light receiving and adjusting device is installed at the rear end of the solar support, and the light receiving adjusting device includes a first guide rail, a second guide rail, a first telescopic drive assembly, and a second telescopic drive assembly, and the first guide rail is installed on one of them. On the rear leg, the second guide rail is installed on the other rear leg, the first telescopic drive assembly is installed under the first guide rail, and the first sliding block is fixed on the telescopic head of the first telescopic drive assembly, so The first sliding block is installed on the first guide rail, and the first sliding block runs up and down along the first guide rail under the driving of the first telescopic drive assembly; the second telescopic drive assembly is installed on the first guide rail. Below the two guide rails, and a second slider is fixed on the telescopic head of the second telescopic drive assembly, the second slider is installed on the second guide rail, and the second slider is on the second telescopic drive assembly. It is driven to run up and down along the second guide rail; the corresponding positions of the first slider and the second slider are provided with a pair of installation notches. The first guide rail, the adjusting cross bar and the second guide rail are installed, and the first telescopic drive assembly and the second telescopic drive assembly respectively drive the first sliding block and the second sliding block to run up and down along the first guide rail and the second guide rail, driving the The hood runs up and down to realize retraction;

A _solar radiation intensity meter is installed on the heat collecting vacuum tube, and the solar radiation intensity meter is electrically connected to the intelligent control system. Referring to the base number, the sunshine intensity meter collects the sunshine intensity I in real time, and transmits the sunshine intensity information to the intelligent control system; after the water level in the main water tank of the solar water heater drops to the set level, the intelligent control system compares I ₀ with I, I ≥ 0.6I ₀ , the intelligent control system controls the operation of the rotating device and the light receiving adjustment device, the rotating device drives the collector vacuum tube away from the sun, the hood is lifted to block the sunlight irradiating the collector vacuum tube, until I < 0.6I collected by the pyranometer ₀ , the rotating device stops running; the intelligent control system activates the second solenoid valve between the main water tank and the auxiliary hot water tank, and puts the residual hot water in the main water tank into the auxiliary hot water tank, and the water supply pipe supplies water to the auxiliary hot water tank. , measured by the temperature sensor in the auxiliary hot water tank, when the water temperature reaches 25 ~ 40 ℃, the intelligent control system will start the first solenoid valve, and the water in the auxiliary hot water tank will be input into the main water tank. When the time limit is reached, the water supply pipe will directly Supply water to the main water tank until the main water tank is full. After the water supply is completed, the resting time set by the system is reached. The intelligent control system starts the rotating device and the light receiving adjustment device again, and completely exposes the heat collection vacuum tube to sunlight and operates normally.

Further, as a preferred embodiment, the insolation meter is installed on the heat collecting vacuum tube through a detachable installation assembly.

Further, as a preferred embodiment, the detachable mounting assembly includes a mounting seat fixed on the heat collecting vacuum tube, the mounting seat is provided with a slide rail, and the bottom of the insolation meter corresponds to the mounting slide groove, and the slide groove and the With the cooperation of the slide rails, the solar intensity meter can be detachably installed on the collector vacuum tube.

Further, as a preferred embodiment, a solar power generation device is also included, and the power generation device of the solar power generation device is connected to a battery, and the battery supplies electricity for the insolation meter.

Further, as a preferred embodiment, the first telescopic drive assembly and the second telescopic drive assembly are both electric telescopic assemblies.

Further, as a preferred embodiment, the electric telescopic assembly is an electric lift rod.

Beneficial effects: (1) The structure of the present invention realizes real-time monitoring of its light intensity by setting a light receiving adjustment device and a special structure solar support and mounting column components that cooperate with its operation. When the solar energy needs to be watered, refer to the solar energy Collect the data of the light intensity received by the vacuum heat collector, activate the light receiving adjustment device, and start the water supply system only when the solar vacuum heat collector is in a safe working state, which greatly reduces the problem of damage to the solar water heater caused by the large temperature difference; (2) The structure of the present invention is convenient to operate, and the light receiving adjustment device can be automatically opened and closed through the intelligent control system, without human intervention, with high automation level and high operation reliability.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is the rear view of the structure of the present invention;

FIG. 3 is a schematic view of the structure of an installation column in the present invention;

Among them: 1. Chassis, 2. Installation column, 21. Power rod, 3. Solar bracket, 4. Main water tank, 5. Collecting vacuum tube, 6. Auxiliary hot water tank, 7. Light receiving adjustment device, 71. First Guide rail, 72, second guide rail, 73, first telescopic drive assembly, 74, second telescopic drive assembly, 75, adjusting cross bar, 8, circular guide rail.

Detailed ways

The technical solutions of the present invention will be described in detail below with reference to the accompanying drawings, but the protection scope of the present invention is not limited to the embodiments.

Embodiment 1: A solar water heater with self-adjusting water supply mode, including a chassis 1, an installation column 2, a solar support 3, a main water tank 4, a heat collecting vacuum tube 5, an auxiliary hot water tank 6, a light receiving adjustment device 7 and an intelligent control system , the chassis 1 is installed on the roof, the rear end of the solar support 3 is installed on the chassis 1 through the installation column 2, the front end of the solar support 3 is installed with a set of rollers, and the bottom of the installation column 2 passes through the bearing Installed on the chassis 1, the installation column 2 is connected with the rotating device, and is driven to rotate by the rotating device. With the bearing as the center of the circle, a circular guide rail 8 is provided on the circumference of the solar support 3 whose length direction is the radius. The roller at the front end of the solar support 3 is arranged on the circular guide rail 8, and the installation column 2 is driven by the rotating device to rotate, and the installation column 2 drives the solar support 3 to rotate in a circle; the heat collecting vacuum tube 5 and the main water tank 4 are installed in the On the solar support 3, the auxiliary hot water tank 6 is installed on one side of the solar support 3, the light receiving adjustment device 7 is installed at the rear end of the solar support 3, and the water outlet of the water supply pipe is divided into two branches, One branch is connected to the auxiliary hot water tank 6, the other branch is connected to the main water tank 4, the water outlet of the auxiliary hot water tank 6 is connected to the main water tank 4 through the first solenoid valve, and the water outlet of the main water tank 4 It is divided into two branches, one branch is connected to the water equipment, the other branch is connected to the auxiliary hot water tank 6 through the second solenoid valve, and the operation of the rotating device, the light receiving adjustment device 7 and the solenoid valve is controlled by the intelligent control system ;

The solar support 6 includes a pair of rear legs, a rear leg fixing rib, a pair of front legs, a front leg fixing rib and a vacuum tube fixing frame, and the rear leg fixing rib is fixed between the pair of rear legs. , the front leg fixing rib is fixed between a pair of front legs, the two ends of the vacuum tube fixing frame are fixed on the rear leg and the front leg, and the bottom of the rear leg and the front leg are installed with rollers;

The rear leg fixing rib has a cross hole, and the installation column 2 has a booster rod 21 corresponding to the position and size of the cross hole. The bottom end of the installation column 2 first passes through the cross hole, and then passes through the cross hole. The bearing is installed on the chassis, the booster rod 21 on the installation column 2 is inserted into the cross hole, the installation column rotates, and the solar support 6 rotates under the action of the booster rod 21;

A light receiving and adjusting device 7 is installed at the rear end of the solar support 6 . The light receiving adjusting device 7 includes a first guide rail 71 , a second guide rail 71 , a first telescopic drive assembly 73 , and a second telescopic drive assembly 74 . The first guide rail 71 is installed on one of the rear legs, the second guide rail 72 is installed on the other rear leg, the first telescopic drive assembly 73 is installed under the first guide rail 71, and the first telescopic drive assembly The first sliding block is fixed on the telescopic head of 71 , the first sliding block is mounted on the first guide rail 71 , and the first sliding block is driven by the first telescopic drive assembly 73 along the first guide rail. 71 runs up and down; the second telescopic drive assembly 74 is installed under the second guide rail 72, and a second slider is fixed on the telescopic head of the second telescopic drive assembly 74, and the second slider is installed on the first On the two guide rails 72, the second sliding block runs up and down along the second guide rail 72 under the driving of the second telescopic drive assembly 74; a pair of corresponding positions of the first sliding block and the second sliding block are provided The installation slot, through which the adjusting cross bar 75 is installed, the three edges of the hood are installed along the first guide rail 71, the adjusting cross bar 75 and the second guide rail 72, the first telescopic drive assembly 71 and the second guide rail 72 are installed. The telescopic drive assembly 72 drives the first sliding block and the second sliding block to run up and down along the first guide rail and the second guide rail respectively, and drives the hood to run up and down to realize retraction; the first telescopic drive assembly 73 and the second telescopic drive Components 74 are all electric lift rods.

A _solar radiation intensity meter is installed on the heat collecting vacuum tube, and the solar radiation intensity meter is electrically connected to the intelligent control system. Referring to the base number, the sunshine intensity meter collects the sunshine intensity I in real time, and transmits the sunshine intensity information to the intelligent control system; after the water level in the main water tank of the solar water heater drops to the set level, the intelligent control system compares I ₀ with I, I ≥ 0.6I ₀ , the intelligent control system controls the operation of the rotating device and the light receiving adjustment device, the rotating device drives the collector vacuum tube away from the sun, the hood is lifted to block the sunlight irradiating the collector vacuum tube, until I < 0.6I collected by the pyranometer ₀ , the rotating device stops running; the intelligent control system activates the second solenoid valve between the main water tank and the auxiliary hot water tank, puts the residual hot water in the main water tank into the auxiliary hot water tank, and the water supply pipe supplies water to the auxiliary hot water tank , measured by the temperature sensor in the auxiliary hot water tank, when the water temperature reaches 25 ~ 40 ℃, the intelligent control system will start the first solenoid valve, and the water in the auxiliary hot water tank will be input into the main water tank. When the time limit is reached, the water supply pipe will directly Supply water to the main water tank until the main water tank is full. After the water supply is completed, the resting time set by the system is reached. The intelligent control system starts the rotating device and the light receiving adjustment device again, and completely exposes the heat collection vacuum tube to sunlight and operates normally.

In this embodiment, the insolation intensity meter is installed on the heat collecting vacuum tube through a detachable installation assembly; The bottom of the instrument corresponds to the installation chute, through the cooperation of the chute and the slide rail, the solar intensity meter can be detachably installed on the collector vacuum tube.

The structure also includes a solar power generation device, and the power generation device of the solar power generation device is connected to a battery, and the battery supplies electricity for the insolation meter.

The structure of the present invention realizes the real-time monitoring of the light intensity by setting the light receiving adjustment device and the special structure of the solar support and the components for installing the column to cooperate with it. The data is collected on the intensity of care, the light receiving adjustment device is activated, and the water supply system is activated only when the solar vacuum collector tube is in a safe working state, which greatly reduces the problem of damage to the solar water heater caused by the large temperature difference.

As mentioned above, although the present invention has been shown and described with reference to specific preferred embodiments, this should not be construed as limiting the invention itself. Various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims

A solar water heater with self-adjusting water supply mode is characterized in that it includes a chassis, an installation column, a solar support, a main water tank, a heat collecting vacuum tube, an auxiliary hot water tank, a light receiving adjustment device and an intelligent control system, and the chassis is installed on the roof The rear end of the solar support is installed on the chassis through an installation column, the front end of the solar support is installed with a set of rollers, the bottom of the installation column is mounted on the chassis through a bearing, and the installation column is connected with the rotating device , driven and rotated by the rotating device, with the bearing as the center of the circle, a circular guide rail is provided on the circumference of the solar support whose length direction is the radius, and the roller at the front end of the solar support is arranged on the circular guide, by The rotating device drives the installation column to rotate, and the installation column drives the solar support to rotate in a circle; the heat collecting vacuum tube and the main water tank are installed on the solar support, the auxiliary water tank is installed on one side of the solar support, and the light receiving adjustment device Installed at the back end of the solar support, the water outlet of the water supply pipe is divided into two branches, one branch is connected to the auxiliary hot water tank, and the other branch is connected to the main water tank. The valve is connected to the main water tank, and the water outlet of the main water tank is divided into two branches, one branch is connected to the water equipment, and the other branch is connected to the auxiliary hot water tank through the second solenoid valve, and the rotation is controlled by the intelligent control system The operation of the device, the light receiving adjustment device and the solenoid valve;

The rotating device includes a rotating motor and a driving gear, and a driven gear meshing with the driving gear is sleeved at the bottom of the mounting column;

The solar support includes a pair of rear legs, a rear leg fixing rib, a pair of front legs, a front leg fixing rib and a vacuum tube fixing frame, and the rear leg fixing rib is fixed between the pair of rear legs, the front outrigger fixing rib is fixed between a pair of front outriggers, the two ends of the vacuum tube fixing frame are fixed on the rear outrigger and the front outrigger, and the bottoms of the rear outrigger and the front outrigger are installed with rollers;

The fixing rib of the rear outrigger has a cross hole, and the installation column has a booster rod corresponding to the position and size of the cross hole. On the chassis, the booster rod on the installation column is clamped into the cross hole, the installation column rotates, and the solar support rotates under the action of the booster rod;

A light receiving and adjusting device is installed at the rear end of the solar support, and the light receiving adjusting device includes a first guide rail, a second guide rail, a first telescopic drive assembly, and a second telescopic drive assembly, and the first guide rail is installed on one of them. On the rear leg, the second guide rail is installed on the other rear leg, the first telescopic drive assembly is installed under the first guide rail, and the first sliding block is fixed on the telescopic head of the first telescopic drive assembly, so The first sliding block is installed on the first guide rail, and the first sliding block runs up and down along the first guide rail under the driving of the first telescopic drive assembly; the second telescopic drive assembly is installed on the first guide rail. Below the two guide rails, and a second slider is fixed on the telescopic head of the second telescopic drive assembly, the second slider is installed on the second guide rail, and the second slider is on the second telescopic drive assembly. It is driven to run up and down along the second guide rail; the corresponding positions of the first slider and the second slider are provided with a pair of installation notches. The first guide rail, the adjusting cross bar and the second guide rail are installed, and the first telescopic drive assembly and the second telescopic drive assembly respectively drive the first sliding block and the second sliding block to run up and down along the first guide rail and the second guide rail, driving the The hood runs up and down to realize retraction;

A solar radiation intensity meter is installed on the heat collecting vacuum tube, and the solar radiation intensity meter is electrically connected to the intelligent control system. Referring to the base number, the sunshine intensity meter collects the sunshine intensity I in real time, and transmits the sunshine intensity information to the intelligent control system; after the water level in the main water tank of the solar water heater drops to the set level, the intelligent control system compares I 0 with I, I ≥ 0.6I 0 , the intelligent control system controls the operation of the rotating device and the light receiving adjustment device, the rotating device drives the collector vacuum tube away from the sun, the hood is lifted to block the sunlight irradiating the collector vacuum tube, until I < 0.6I collected by the pyranometer 0 , the rotating device stops running; the intelligent control system activates the second solenoid valve between the main water tank and the auxiliary hot water tank, puts the residual hot water in the main water tank into the auxiliary hot water tank, and the water supply pipe supplies water to the auxiliary hot water tank , measured by the temperature sensor in the auxiliary hot water tank, when the water temperature reaches 25 ~ 40 ℃, the intelligent control system will start the first solenoid valve, and the water in the auxiliary hot water tank will be input into the main water tank. When the time limit is reached, the water supply pipe will directly Supply water to the main water tank until the main water tank is full. After the water supply is completed, the resting time set by the system is reached. The intelligent control system starts the rotating device and the light receiving adjustment device again, and completely exposes the heat collection vacuum tube to sunlight and operates normally.
The solar water heater with self-adjusting water supply mode according to claim 1, wherein the insolation intensity meter is installed on the heat collecting vacuum tube through a detachable installation assembly.
The solar water heater with self-adjusting water supply mode according to claim 2, wherein the detachable mounting assembly comprises a mounting seat fixed on the heat collecting vacuum tube, the mounting seat is provided with a sliding rail, and the sun shines The bottom of the intensity meter corresponds to the installation chute. Through the cooperation of the chute and the slide rail, the solar intensity meter can be detachably installed on the heat collecting vacuum tube.
The solar water heater with self-adjusting water supply mode according to claim 3, further comprising a solar power generation device, the power generation device of the solar power generation device is connected to a battery, and the battery supplies electricity for the insolation meter.
The solar water heater with self-adjusting water supply mode according to claim 4, wherein the first telescopic drive assembly and the second telescopic drive assembly are both electric telescopic assemblies.
The solar water heater capable of autonomously adjusting the water supply mode according to claim 5, wherein the electric telescopic assembly is an electric lift rod.