CN210718171U - Heat preservation device of solar heat collector - Google Patents

Abstract

The utility model discloses a heat preservation device of a solar heat collector, which comprises a heat preservation cover and rolling components, wherein the rolling components are arranged on the left side and the right side of the solar heat collector oppositely, the two rolling components are connected through a rolling roller, and the heat preservation cover is sleeved outside the rolling roller; the rolling component comprises a rolling motor, a fixed sliding block, a sliding plate, a rack plate and a rolling gear; the sliding plate is n-shaped, the sliding plate is arranged on the outer side of a support of the solar thermal collector and welded with the support of the solar thermal collector, a through slideway is arranged on the sliding plate, a fixed sliding block is fixedly connected to the upper end and the lower end of a rolling motor, the fixed sliding block is slidably connected in the through slideway, the rolling motor is connected with one end of a rolling roller through a coupler, rolling gears are fixedly sleeved on the end heads of the two ends of the rolling roller, the rolling gears are meshed with rack plates arranged below the rolling gears, the rack plates are n-shaped as the sliding plate, and the rack plates are positioned on the inner side of the sliding plate and are fixedly connected.

Description

Heat preservation device of solar heat collector

Technical Field

The utility model relates to a daily life field especially relates to a solar collector heat preservation device.

Background

In the current times of energy shortage, a large amount of hot water demand can not be provided by conventional energy sources all the time, and the solar water heater is produced at the same time. In recent years, solar heat collectors (integrated type and split type) are developed rapidly, are low in price and are quite mature in technology, are popular among people and are widely applied. However, the problems of overheating prevention, freezing prevention, explosion prevention and heat preservation of the heat collector are the key points of research in the industry, and at present, technologies such as an emptying and freezing prevention method, backflow evacuation, secondary circulation and the like are mostly adopted, so that the problem of partial overheating and frost cracking is solved to a certain extent, but the problems of antifreeze fluid loss or incapability of providing hot water for protecting a water heater to stop working are also generated. Therefore, the problems that the solar water heater is overheated by strong light irradiation, the temperature is reduced too fast under the low temperature condition, frost cracking occurs in winter and the like still need to be solved urgently.

Disclosure of Invention

The utility model aims at the above-mentioned problem, provide a solar collector heat preservation device of simple structure, convenient to use.

In order to realize the purpose, the technical scheme of the utility model is that:

a solar thermal collector heat preservation device comprises a heat preservation cover and rolling assemblies, wherein the rolling assemblies are arranged on the left side and the right side of the solar thermal collector oppositely, the two rolling assemblies are connected through rolling rollers, and the heat preservation cover is sleeved on the outer sides of the rolling rollers; the rolling component comprises a rolling motor, a fixed sliding block, a sliding plate, a rack plate and a rolling gear; the slide is n type form, the slide cup joints in solar collector's the support outside and with solar collector's scaffold weldment, be provided with the slide that runs through that parallels with slide length direction on the slide, fixed slider has two and fixed connection respectively at the upper and lower both ends of rolling motor, fixed slider sliding connection is in running through the slide, the rolling motor passes through the shaft coupling and is connected with the one end of rolling the roller, the fixed both ends end at rolling the roller of rolling the gear cup joint, the rolling gear meshes mutually with the rack board that sets up in rolling gear below, the rack board is the n type form the same with the slide, the rack board is located slide inboard and rack board and slide fixed connection.

Furthermore, the heat preservation cover is made of glass wool, the heat preservation cover is sleeved outside the rolling roller in a curling shape, and one end of the heat preservation cover is fixedly connected with the bottom end of the support of the solar heat collector.

Furthermore, the solar heat collector heat preservation device also comprises a photosensitive sensor, a temperature sensor, an optical sensor and a control chip; the model of the control chip is STM32F103RCT6, the photosensitive sensor and the optical sensor are both arranged outside the solar thermal collector, the temperature sensor is arranged in the water storage tank of the solar thermal collector, the signal output ends of the photosensitive sensor, the temperature sensor and the optical sensor are connected with the signal input pin line of the control chip, and the signal output pin of the control chip is connected with the starting switch line of the rolling motor through the amplifying circuit.

Furthermore, solar collector heat preservation device still includes remote controller, infrared module, remote controller and infrared module wireless connection, infrared module and control chip's the serial ports electric connection of being connected.

Compared with the prior art, the utility model has the advantages and positive effect be:

the utility model discloses an adopt the design that sets up the roll assembly in the solar collector left and right sides, make people can control the cover state of heat preservation cover through the starting state of control roll motor, when starting roll motor, roll motor drives the roll roller and rotates, thereby make the roll gear at roll roller both ends move on the rack board, at this moment, roll motor slides in the slide that runs through under the effect of fixed slider, and driven roll roller and remove, the heat preservation cover that cup joints in the roll roller outside covers on solar collector surface in the continuous rotation process, because the slide is n type form, make the roll motor can move to solar collector bottom surface bottom from solar collector top surface bottom, thereby realized the full coverage to solar collector vacuum tube and storage water tank, effectively improved the result of use of protection casing; on the other hand, the utility model transmits the measured illumination intensity, the water temperature parameter in the water heater box, the water drop and other parameters to the control chip through the detection devices such as the temperature sensor, the optical sensor, the air pressure sensor and the like, and judges the outdoor weather state through the control chip, thereby controlling the rolling motor through the amplifying circuit and realizing the covering state of the heat preservation cover; the solar water heater combines intelligent science and technology and traditional wisdom, is easy to produce in quantity and easy to install, accords with the development concept of low environmental protection in modern society, has the functions of slowing down heat dissipation in rainy days, quickly raising temperature in sunny days, protecting the water heater externally in severe conditions, preventing high temperature in summer, preventing dry burning and preventing icing and even frost cracking in winter, is favorable for improving the problems of serious product aging of the solar water heater under the conditions of overhigh temperature and extremely low temperature, inconvenient use of hot water in rainy days and the like, and effectively prolongs the service life of the solar heat collector.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a top view of the structure of the present invention;

FIG. 2 is a right view structural diagram of the present invention with the scroll motor removed;

fig. 3 is a connection structure view of a scroll motor and a scroll roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, any modifications, equivalent replacements, improvements, etc. made by other embodiments obtained by a person of ordinary skill in the art without creative efforts shall be included in the protection scope of the present invention.

As shown in fig. 1, 2 and 3, a solar thermal collector heat preservation device comprises two rolling assemblies, wherein the two rolling assemblies are oppositely arranged on the left side and the right side of a solar thermal collector, the two rolling assemblies are connected through a rolling roller 7, and a heat preservation cover 8 is sleeved on the outer side of the rolling roller 7; the heat-insulating cover 8 is made of glass wool, the heat-insulating cover 8 is sleeved outside the rolling roller 7 in a curling shape, and one end of the heat-insulating cover 8 is fixedly connected with the bottom end of the support 1 of the solar heat collector; the rolling component comprises a rolling motor 5, a fixed sliding block 9, a sliding plate 3, a rack plate 4 and a rolling gear 6; slide 3 is the n type form, slide 3 cup joints in the 1 outside of solar collector's support and with the 1 welding of solar collector's support, be provided with the slide 301 that runs through that parallels with 3 length direction of slide on the slide 3, fixed slider 9 has two and respectively fixed connection at the upper and lower both ends of rolling motor 5, fixed slider 9 sliding connection runs through in the slide 301, rolling motor 5 passes through the shaft coupling and is connected with the one end of rolling roller 7, the fixed both ends end at rolling roller 7 of cup jointing of rolling gear 6, rolling gear 6 meshes with rack plate 4 that sets up in rolling gear 6 below mutually, rack plate 4 is the n type form the same with slide 5, rack plate 4 is located slide 5 inboard and rack plate 4 and slide 5 fixed connection.

The solar thermal collector heat preservation device also comprises a photosensitive sensor, a temperature sensor, an optical sensor and a control chip; the model of control chip is STM32F103RCT6, photosensitive sensor, optical sensor all sets up in the solar collector outside, temperature sensor sets up in solar collector's storage water tank 2, storage water tank 2 is linked together with solar collector's vacuum heating pipe 10, photosensitive sensor, temperature sensor, optical sensor's signal output part and control chip's signal input pin line connection, control chip's signal output pin passes through amplifier circuit and is connected with the starting switch line of scroll motor 5.

The working principle of the photosensitive sensor is as follows: the light sensor is used to convert light signal into electric signal, and its sensitive wavelength is near the visible light wavelength, including infrared wavelength and ultraviolet wavelength.

The working principle of the temperature sensor is as follows: a sensor capable of sensing temperature and converting into a usable output electrical signal.

The working principle of the optical sensor is as follows: the principle of reflection and refraction of light is used for detecting whether water drops exist or not, so that whether the rain drops exist or not is judged. Under the dry and rain-free condition, the light beam emitted by the optical sensor is almost totally reflected by the glass and falls on the receiving device, and in the rainy day, the reflected light beam is reduced due to the refraction effect of the rainwater, and whether the rainwater exists or not is judged at the position of the received light beam according to the quantity of the reflected light beam.

Photosensitive sensor, temperature sensor, optical sensor are common detection device on the market, and it all can be used to in this technical scheme, and through photosensitive sensor, temperature sensor, optical sensor's signal detection, control chip can realize following effect:

(1) when the illumination intensity reaches an effective value, namely in the daytime, the temperature of water in the heat collector is higher than a set value (for example, 100 ℃) or the temperature is sensed to be reduced, the heat-insulating cover is started, otherwise, the heat-insulating cover is closed, the heat collector is started when adverse conditions in the daytime are reached, the water heater is prevented from being cooled under the conditions of overhigh temperature or cold weather, a hardware system of the water heater can be protected, and the temperature of hot water is also ensured;

(2) when the illumination intensity is lower than the effective value, namely at night, the heat-insulating cover is started, so that heat insulation at night is achieved, meanwhile, the heat collector can be prevented from being damaged by severe weather which suddenly comes at night, and a protective effect is achieved;

(3) when the air humidity reaches a certain degree, water drops on the glass sheet of the vacuum tube, namely in rainy days, the heat-insulating cover is started to slow down the heat dissipation of the solar heat collector.

The solar thermal collector heat preservation device further comprises a remote controller and an infrared module, the remote controller is in wireless connection with the infrared module, and the infrared module is electrically connected with the connection serial port of the control chip. The design facilitates people to open the rolling motor through a remote controller, thereby realizing the control of the covering state of the heat-insulating cover.

The utility model adopts the design that the rolling components are arranged at the left side and the right side of the solar heat collector, so that people can control the covering state of the heat preservation cover by controlling the starting state of the rolling motor, when the rolling motor is started, the rolling motor drives the rolling roller to rotate, so that the rolling gears at the two ends of the rolling roller move on the rack plate, at the moment, the rolling motor slides in the penetrating slideway under the action of the fixed sliding block, and drives the rolling roller to move, the heat-insulating cover sleeved outside the rolling roller covers the surface of the solar heat collector in the continuous rotating process, because the sliding plate and the penetrating slideway are both in an n-shaped form, the rolling motor can move from the bottom end of the top surface of the solar heat collector to the bottom end of the bottom surface of the solar heat collector, therefore, the vacuum tube of the solar heat collector and the water storage tank are fully covered, and the using effect of the protective cover is effectively improved; on the other hand, the utility model transmits the measured illumination intensity, the water temperature parameter in the water heater box, the water drop and other parameters to the control chip through the detection devices such as the temperature sensor, the optical sensor, the air pressure sensor and the like, and judges the outdoor weather state through the control chip, thereby controlling the rolling motor through the amplifying circuit and realizing the covering state of the heat preservation cover; the solar water heater combines intelligent science and technology and traditional wisdom, is easy to produce in quantity and easy to install, accords with the development concept of low environmental protection in modern society, has the functions of slowing down heat dissipation in rainy days, quickly raising temperature in sunny days, protecting the water heater externally in severe conditions, preventing high temperature in summer, preventing dry burning and preventing icing and even frost cracking in winter, is favorable for improving the problems of serious product aging of the solar water heater under the conditions of overhigh temperature and extremely low temperature, inconvenient use of hot water in rainy days and the like, and effectively prolongs the service life of the solar heat collector.

Claims (4)

1. The utility model provides a solar collector heat preservation device, includes the heat preservation cover, its characterized in that: the solar thermal collector heat preservation device also comprises two rolling assemblies, wherein the two rolling assemblies are oppositely arranged on the left side and the right side of the solar thermal collector, the two rolling assemblies are connected through a rolling roller, and the outer side of the rolling roller is sleeved with a heat preservation cover; the rolling component comprises a rolling motor, a fixed sliding block, a sliding plate, a rack plate and a rolling gear; the slide is n type form, the slide cup joints in solar collector's the support outside and with solar collector's scaffold weldment, be provided with the slide that runs through that parallels with slide length direction on the slide, fixed slider has two and fixed connection respectively at the upper and lower both ends of rolling motor, fixed slider sliding connection is in running through the slide, the rolling motor passes through the shaft coupling and is connected with the one end of rolling the roller, the fixed both ends end at rolling the roller of rolling the gear cup joint, the rolling gear meshes mutually with the rack board that sets up in rolling gear below, the rack board is the n type form the same with the slide, the rack board is located slide inboard and rack board and slide fixed connection.

2. The solar collector insulation of claim 1, wherein: the heat preservation cover is made of glass wool, the heat preservation cover is sleeved outside the rolling roller in a curling shape, and one end of the heat preservation cover is fixedly connected with the bottom end of the support of the solar heat collector.

3. The solar collector insulation of claim 2, wherein: the solar thermal collector heat preservation device also comprises a photosensitive sensor, a temperature sensor, an optical sensor and a control chip; the model of the control chip is STM32F103RCT6, the photosensitive sensor and the optical sensor are both arranged outside the solar thermal collector, the temperature sensor is arranged in the water storage tank of the solar thermal collector, the signal output ends of the photosensitive sensor, the temperature sensor and the optical sensor are connected with the signal input pin line of the control chip, and the signal output pin of the control chip is connected with the starting switch line of the rolling motor through the amplifying circuit.

4. The solar collector insulation of claim 3, wherein: the solar thermal collector heat preservation device further comprises a remote controller and an infrared module, the remote controller is in wireless connection with the infrared module, and the infrared module is electrically connected with the connection serial port of the control chip.

Images