CN213362723U - Heat recovery safety protection device for humidifier - Google Patents

Abstract

The utility model discloses a heat recovery safety arrangement for humidifier belongs to a humidifier water tank auxiliary device, the hot plate comprises a heating plate, the circuit board is installed to the bottom of hot plate, the circuit board passes through the silicon controlled rectifier and inserts the power, the silicon controlled rectifier contacts with the hot plate through the heating panel for on conducting the heat of self to the hot plate through the heating panel by the silicon controlled rectifier. Through installing the hot plate in the lower part of humidifier water tank to produced heat conduction to hot plate when switching on silicon controlled rectifier and power by the heating panel, thereby can carry out low temperature heating to the water in the water tank, and then make the temperature rise in order to promote the evaporation capacity of humidifier, and the incrustation scale that produces on the mode of low temperature heating can improve the water tank inner wall, and it leads to damaging because of operating temperature is too high to do to avoid the silicon controlled rectifier, simultaneously the utility model provides a heat recovery safety arrangement simple structure for humidifier is suitable for and installs and use in the water tank of all kinds of evaporation humidifiers, and the range of application is wide.

Description

Heat recovery safety protection device for humidifier

Technical Field

The utility model relates to a humidifier water tank auxiliary device, more specifically the utility model relates to a heat recovery safety arrangement for humidifier.

Background

The humidifier is a device for increasing indoor humidity, is mainly used for increasing the indoor air humidity, is commonly used in a living room or a small office, enables people to live or work in an air environment with proper humidity, and avoids various body discomfort caused by air drying; the existing humidifiers are of various types, such as ultrasonic atomization humidifiers and electric heating humidifiers, although the final purpose of each type of humidifier is to increase the indoor air humidity, each type of humidifier has different advantages and disadvantages, the humidification rate of part of humidifiers in unit volume is not high, the consumption of electric energy of some humidifiers during moisture gasification is high, and the humidification quantity which can be generated by the unit power consumption of some humidifiers is limited; for example, the safety performance of the electric heating humidifier is high, and the ultrasonic atomization humidifier has high requirements on water quality; the humidifier is a natural evaporation type humidifier which is most suitable for the market, an evaporation device on the market at present is immersed below the water surface of a water storage tank, when the humidifier works, the evaporator rotates, and a fan drives air flow to pass through the evaporator, so that moisture flows to the outside to realize humidification, and the evaporation principle is that moisture is naturally evaporated. As is well known, the efficiency of natural evaporation of water is easily affected by environmental factors, which mainly include atmospheric temperature, humidity, wind speed and evaporation area; the water temperature is proportional to the evaporation amount, that is, the higher the water temperature is, the larger the evaporation amount on the evaporator is, a heating element is provided in a common humidifier, and the contact surface between the heating element and the water tank is limited, so that a larger power is required to be adopted if the heating speed needs to be increased, thereby causing uneven temperature of water in the water tank, and the water is easily calcified due to too high local temperature, so that scale is generated on the inner wall of the water tank, and further research and improvement on the water tank heating structure of such a humidifier are necessary.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the utility model is to above-mentioned not enough, provide a heat recovery safety arrangement for humidifier to it is single to expect to solve evaporation humidifier water tank structure of the same kind among the prior art, if adopt conventional heating element then limited with the area of contact of water tank, and the power is too high makes the inside incrustation scale that produces of water tank easily, and technical problem such as make full use of water tank lower part circuit board module.

In order to solve the technical problem, the utility model adopts the following technical scheme.

The utility model provides a heat recovery safety arrangement for humidifier, the hot plate comprises a heating plate, the circuit board is installed to the bottom of hot plate, the circuit board passes through the silicon controlled rectifier and inserts the power, the silicon controlled rectifier contacts with the hot plate through the heating panel for heat with self is conducted to the hot plate on through the heating panel by the silicon controlled rectifier.

Preferably, the further technical scheme is as follows: the heating plate is used for being installed on the bottom surface or the side surface of the humidifier water tank.

The further technical scheme is as follows: the heating plate is also provided with a temperature control switch, and the temperature control switch is connected between the circuit board and the power supply.

The further technical scheme is as follows: the circuit board is provided with a plurality of interfaces.

The further technical scheme is as follows: the overall shape of the heating plate is a rounded rectangle.

The further technical scheme is as follows: the area of the heat dissipation plate is larger than the area of the upper surface of the silicon controlled rectifier, and the heat dissipation plate is made of aluminum.

The further technical scheme is as follows: the heating plate is a microcrystalline glass plate, an electric heating coating is arranged on the lower portion of the microcrystalline glass plate, the electric heating coating is connected to the circuit board, and the circuit board is connected to a power supply through a silicon controlled rectifier.

The further technical scheme is as follows: the circuit board is provided with a control module, the control module is connected into a water temperature sensor, the water temperature sensor is used for being installed on the inner wall of the water tank and used for collecting water temperature values through the water temperature sensor and transmitting the water temperature values to the control module, and the control module is used for judging whether to disconnect the temperature control switch according to the current temperature values.

Compared with the prior art, one of the beneficial effects of the utility model is that: through installing the hot plate in the lower part of humidifier water tank to produced heat conduction to hot plate when switching on silicon controlled rectifier and power by the heating panel, thereby can carry out low temperature heating to the water in the water tank, and then make the temperature rise in order to promote the evaporation capacity of humidifier, and the incrustation scale that produces on the mode of low temperature heating can improve the water tank inner wall, and it leads to damaging because of operating temperature is too high to do to avoid the silicon controlled rectifier, simultaneously the utility model provides a heat recovery safety arrangement simple structure for humidifier is suitable for and installs and use in the water tank of all kinds of evaporation humidifiers, and the range of application is wide.

Drawings

Fig. 1 is a schematic structural diagram for explaining an embodiment of the present invention.

Fig. 2 is a partially enlarged view of fig. 1.

Fig. 3 is a schematic bottom structure view of fig. 2.

In the figure, 1 is a heating plate, 2 is a circuit board, 3 is a thyristor, 4 is a heat dissipation plate, 5 is a temperature control switch, and 6 is a socket.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present invention is a heat recovery safety protection device for a humidifier, including a heating plate 1, a circuit board 2 is installed at the bottom of the heating plate 1, the circuit board 2 is connected to a power supply through a Silicon Controlled Rectifier 3, the Silicon Controlled Rectifier (SCR) is a high power electrical component, also called a thyristor, and can emit heat after conducting electricity; in this embodiment, silicon controlled rectifier 3 contacts with heating plate 1 through heat dissipation plate 4 for heat conduction to heating plate 1 through heat dissipation plate 4 with self by silicon controlled rectifier 3, retrieve the heat of silicon controlled rectifier 3 work promptly, use it for heating plate 1 intensifies, when heating plate 1 installs the bottom surface or the side at the water tank, can heat up the water in the water tank. As shown in fig. 1, the overall shape of the heating plate 1 may be designed as a rounded rectangle to fit the structure of most evaporative humidifier water tanks.

In this embodiment, the heating plate 1 is installed at the lower part of the water tank of the humidifier, and the heat generated when the thyristor 3 is conducted to the power supply is conducted to the heating plate 1 through the heat dissipation plate 4, so that the water in the water tank can be heated at a low temperature, the water temperature is raised to increase the evaporation capacity of the humidifier, the scale generated on the inner wall of the water tank can be improved by the low-temperature heating, and the damage of the thyristor 3 caused by the over-high working temperature can be avoided.

Further, other heating elements can be further installed on the lower portion of the heating plate 1, for example, a low-temperature heating film and the like, so that in order to avoid the overhigh temperature of the heating plate 1, a temperature control switch 5 can be further installed on the lower portion of the heating plate, the temperature control switch 5 is connected between the circuit board 2 and a power supply, so that the current temperature of the heating plate 1 is collected by the temperature control switch 5, when the temperature of the heating plate 1 reaches a preset threshold value, the circuit board 2 and the power supply are disconnected, the silicon controlled rectifier 3 and the other heating elements stop working, and the situation that the overhigh temperature of the heating plate causes the scale to be generated on the inner. In addition, in the present embodiment, in order to ensure the effectiveness of the heat dissipation plate 4 in conducting heat to the heating plate 1, as shown in fig. 2 and fig. 3, the area of the heat dissipation plate 4 needs to be larger than the upper surface area of the thyristor 3, and the heat dissipation plate 4 can be made of aluminum metal by referring to the material of the abb heat dissipation plate. Meanwhile, the circuit board 2 can be provided with a plurality of insertion ports 6 for inserting other components on the humidifier.

On the other hand, in practical application, a microcrystalline glass plate can be used as the heating plate 1, an electric heating coating is arranged on the lower portion of the microcrystalline glass plate, an electrode of the electric heating coating is connected to the circuit board, the circuit board 2 is connected to a power supply through the controlled silicon 3, and therefore when the power supply is switched on, the electric heating coating starts to generate heat, the microcrystalline glass plate is heated, and water in the water tank is heated through the microcrystalline glass plate. Further, in order to avoid the water temperature in the water tank from being too high, in this embodiment, the inventor has also designed a closed-loop control circuit for water temperature detection, in brief, a control module is arranged on the circuit board 2, and the control module is connected to a water temperature sensor, which is used for being installed on the inner wall of the water tank, and is used for collecting the temperature value of water by the water temperature sensor, and transmitting the temperature value to the control module, and is used for judging whether to disconnect the temperature control switch 5 according to the current temperature value by the control module, for example, immediately disconnecting the temperature control switch 5 when the water temperature rises to more than 80 ℃.

Referring to fig. 1 to 3, in practical use, the above preferred embodiment of the present invention is to install the heating plate 1 on the outside of the bottom or side of the humidifier water tank and in sufficient contact with the wall of the water tank to perform heat transfer; after the silicon controlled rectifier 3 is conducted with a power supply, heat generated by the silicon controlled rectifier is transmitted to the heating plate 1 through the heat dissipation plate 4, and then the heating plate 1 transmits water in the water tank through the tank wall, so that the temperature of the water is increased, the evaporation capacity of the water on the evaporator is increased, and the humidification capacity of the humidifier in unit time is improved.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims (8)

1. A heat recovery safety arrangement for a humidifier, includes hot plate (1), its characterized in that: circuit board (2) are installed to the bottom of hot plate (1), circuit board (2) access power through silicon controlled rectifier (3), silicon controlled rectifier (3) contact through heating panel (4) and hot plate (1) for on heat through heating panel (4) conduction to hot plate (1) with self by silicon controlled rectifier (3).

2. The heat recovery safety protection device for a humidifier according to claim 1, wherein: the heating plate (1) is used for being installed on the bottom surface or the side surface of the humidifier water tank.

3. The heat recovery safety protection device for a humidifier according to claim 1, wherein: the heating plate (1) is further provided with a temperature control switch (5), and the temperature control switch (5) is connected between the circuit board (2) and a power supply.

4. A heat recovery safety protection device for a humidifier according to claim 3, wherein: the circuit board (2) is provided with a plurality of interfaces (6).

5. The heat recovery safety protection device for a humidifier according to claim 1, wherein: the heating plate (1) is in a rectangular shape with rounded corners.

6. The heat recovery safety protection device for a humidifier according to claim 1, wherein: the area of the heat dissipation plate (4) is larger than the upper surface area of the controllable silicon (3), and the heat dissipation plate (4) is made of aluminum.

7. The heat recovery safety device for a humidifier according to any one of claims 1 to 6, wherein: the heating plate (1) is a microcrystalline glass plate, an electric heating coating is arranged on the lower portion of the microcrystalline glass plate, the electric heating coating is connected to the circuit board, and the circuit board (2) is connected to a power supply through the silicon controlled rectifier (3).

8. The heat recovery safety protection device for a humidifier according to claim 7, wherein: be equipped with control module on circuit board (2), control module inserts water temperature sensor, water temperature sensor is used for installing on the inner wall of water tank for adopt the temperature value of water by water temperature sensor, and transmit to control module, be used for judging whether disconnection temperature detect switch (5) by control module according to current temperature value.

Images