CN218735017U - Thermoelectric heating device to promote sleep - Google Patents

Abstract

The utility model provides a temperature difference electric heating device for promoting falling asleep, comprising: a temperature conducting layer, a thermistor layer, a heat preservation layer, a control switch and a circuit unit; the thermistor layer is sandwiched between the temperature conducting layer and the Between the thermal insulation layers; the thermistor layer includes a plurality of temperature control units independent of each other, and the plurality of temperature control units are distributed in the entire area between the temperature conducting layer and the thermal insulation layer; The temperature control unit includes a fixed filler and a plurality of thermistors, and the plurality of thermistors are distributed and arranged on the entire fixed filler; the circuit unit is connected to an external power supply through the control switch, and the plurality of thermistors A resistor connects the circuit units. According to the temperature distribution of the human body, the utility model realizes the temperature adjustment of each temperature control unit through the thermistor, the heating temperature is low at the high body temperature, and the heating temperature is high at the low body temperature, thereby reducing the temperature gradient of the limbs and trunk of the human body and promoting falling asleep.

Description

Thermoelectric heating device to promote sleep

technical field

The utility model relates to the technical field of heating equipment, in particular to a thermoelectric heating device for promoting falling asleep.

Background technique

Under normal circumstances, the electric blanket type equipment consumes too much energy because all the thermal resistance is in the working state, but in fact only the parts that are in contact with the human body need to be heated. For this reason, there is a local electric blanket heating device in the prior art, such as sensing the area occupied by the human body through a pressure sensor, so as to achieve targeted local heating and reduce the energy consumption required by the electric blanket.

However, the problem solved by the prior art lies in how to perform local heating rather than how to select and control the heating temperature. In fact, although simple local heating can achieve energy saving, it cannot guarantee the quality of sleep, and the purpose of mattress-type equipment In the final analysis, it still serves sleep. Only by rationally and scientifically regulating the temperature of local heating can the unity of energy saving and health be achieved.

Utility model content

Aiming at the defects in the prior art, the purpose of this utility model is to provide a thermoelectric heating device for promoting falling asleep.

According to the utility model, a temperature difference electric heating device for promoting falling asleep includes: a temperature conducting layer, a thermistor layer, a thermal insulation layer, a control switch and a circuit unit;

The thermistor layer is sandwiched between the temperature conducting layer and the heat preservation layer;

The thermistor layer includes a plurality of mutually independent temperature control units, and the plurality of temperature control units are distributed and arranged throughout the area between the temperature conducting layer and the heat preservation layer;

The temperature control unit includes a fixed filler and a plurality of thermistors, and the plurality of thermistors are distributed and arranged on the entire fixed filler;

The circuit unit is connected to an external power supply through the control switch, and a plurality of the thermistors are connected to the circuit unit.

Preferably, the temperature-conducting layer is divided into a plurality of rectangular areas of the same size according to the division marking lines, and one temperature control unit is arranged in each rectangular area.

Preferably, the temperature control units are arranged in a 9*12 array with 108, and a plurality of the temperature control units are arranged close to each other.

Preferably, the thermistors are arranged in an n-order matrix.

Preferably, there are nine thermistors arranged in a three-order matrix.

Preferably, the thermistor layer is provided with a high temperature alarm connected to the circuit unit and the control switch.

Preferably, each thermistor in the thermistor layer is connected through a series circuit.

Preferably, the temperature conducting layer is filled with thermally conductive silica gel or thermally conductive silicone grease.

Preferably, the insulation layer is filled with any one of the following materials: asbestos, airgel felt, and vacuum board.

Preferably, the insulation layer is filled with vacuum panels.

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

1. According to the temperature distribution of the human body, the utility model realizes the temperature adjustment of each temperature control unit through the thermistor, the heating temperature is low at a high body temperature, and the heating temperature is high at a low body temperature, thereby reducing the temperature gradient of the limbs and trunk of the human body and promoting falling asleep;

2. The utility model realizes temperature difference heating by adopting independent temperature control of each unit, which ensures that the temperature gradient of the human trunk and limbs is reduced as soon as possible, and achieves the effect of promoting falling asleep;

3. The utility model solves the problem of different body temperature distributions of different types of users by using the thermistor to sense the local temperature in real time, and achieves the effect of personalized heating temperature control;

4. The utility model adopts the encapsulation structure combining the temperature-conducting layer and the heat-insulating layer, which simultaneously meets the needs of human body temperature transmission and equipment energy saving, and achieves the effect of unifying comfort and energy saving.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is the overall structure schematic diagram of the thermoelectric heating device for promoting falling asleep of the utility model;

Fig. 2 is a structural diagram of the temperature difference electric heating device for promoting falling asleep of the present invention, highlighting the temperature control unit;

Fig. 3 is a structural schematic diagram of the temperature control unit of the present invention.

The figure shows:

Temperature conducting layer 1 Temperature control unit 6

Thermistor layer 2 Fixed filler 7

Insulation layer 3 Thermistor 8

Control switch 4 High temperature alarm 9

Partition marking line 5 Series circuit 10

Detailed ways

The utility model is described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the utility model, but do not limit the utility model in any form. It should be noted that those skilled in the art can make several changes and improvements without departing from the concept of the present utility model. These all belong to the protection domain of the present utility model.

Example 1:

As shown in Figures 1 to 3, this embodiment provides a temperature difference electric heating device for promoting falling asleep, including: a temperature conducting layer 1, a thermistor layer 2, a thermal insulation layer 3, a control switch 4 and a circuit unit, the thermistor layer 2 sandwiched between the temperature-conducting layer 1 and the heat-insulating layer 3, the thermistor layer 2 includes a plurality of mutually independent temperature control units 6, and the plurality of temperature-control units 6 are distributed between the entire temperature-conducting layer 1 and the heat-insulating layer 3 The temperature control unit 6 includes a fixed filler 7 and a plurality of thermistors 8, and the plurality of thermistors 8 are distributed and arranged on the entire fixed filler 7. The circuit unit is connected to an external power supply through a control switch 4, and the plurality of thermal resistors The sensitive resistor 8 is connected to the circuit unit.

The temperature conducting layer 1 is filled with thermally conductive silica gel or thermally conductive silicone grease. The insulation layer 3 is filled with any of the following materials: asbestos, airgel felt, and vacuum board. In this embodiment, the insulation layer 3 is filled with a vacuum board.

The thermistor layer 2 is provided with a high temperature alarm 9 connected to the circuit unit and the control switch 4 .

The temperature-conducting layer 1 is divided into a plurality of rectangular areas of the same size according to the division marking lines 5 , and a temperature control unit 6 is arranged in each rectangular area. There are 108 temperature control units 6 arranged in an array of 9*12, and multiple temperature control units 6 are arranged close to each other. Thermistors 8 are arranged in an n-order matrix. Nine thermistors 8 are arranged in a three-order matrix.

The individual thermistors 8 within the thermistor layer 2 are connected by a series circuit 10 . The thermistor 8 is connected through a series circuit 10, and the current flowing through each resistor 8 in the thermistor layer 2 is the same, so that the calorific value only depends on the resistance value, and the resistance is affected by the temperature of the human body transmitted through the temperature-conducting layer 1, In this way, it is ensured that the calorific value of the thermistor is only inversely proportional to the temperature of the human body transmitted through the temperature-conducting layer 1 , and personalized temperature-difference heating is realized according to the different temperature distributions of various parts of the human body.

This embodiment also provides an electric blanket, including the above-mentioned thermoelectric heating device for promoting falling asleep.

Example 2:

Those skilled in the art can understand this embodiment as a more specific description of Embodiment 1.

As shown in FIGS. 1-3 , this embodiment provides a thermoelectric heating device for promoting falling asleep, which includes a temperature conducting layer 1 a thermistor layer 2 a heat preservation layer 3 a control switch 4 and a high temperature alarm 9 . The electric heating device is divided into 108 independent temperature control units 6 of 9 by 12 by the partition marking line 5 , and each temperature control unit 6 is composed of 9 thermistors 8 and fixed fillers 7 .

The temperature-conducting layer 1 is filled with materials with low thermal resistance, such as heat-conducting silica gel or heat-conducting silicone grease, so as to ensure that the body temperature of the human body is transferred to the thermistor layer 2 through the temperature-conducting layer in real time. The insulation layer 3 is filled with materials with high thermal resistance, such as asbestos, airgel felt, vacuum board, etc., to reduce the heat dissipation of the thermistor layer 2 and reduce the energy consumption of the device.

The control switch 4 is used to control the input of current, and determine whether the thermoelectric heating device works. The high temperature alarm 9 is connected in series with the main circuit, and automatically alarms and cuts off the power when the temperature exceeds the preset safety threshold.

The temperature of each temperature control unit 6 is independently controlled. When a person lies on the thermoelectric heating device, the body temperature signals of various parts are transmitted to the thermistor 8 through the temperature conducting layer 1, and the resistance value of the thermistor 8 decreases with the increase of temperature. Therefore, when the body temperature is high Small heat production in the area leads to low heating temperature, and high heat production in areas with low body temperature leads to high heating temperature. Through local temperature difference heating, the temperature gradient of the human trunk and limbs is reduced as soon as possible, so as to achieve the effect of promoting sleep.

According to the temperature distribution of the human body, the utility model realizes the temperature adjustment of each temperature control unit through the thermistor, the heating temperature is low at the high body temperature, and the heating temperature is high at the low body temperature, thereby reducing the temperature gradient of the limbs and trunk of the human body and promoting falling asleep.

In the description of this application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", The orientation or positional relationship indicated by "bottom", "inner" and "outer" are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the application and simplifying the description, rather than indicating or implying the referred device Or elements must have a certain orientation, be constructed and operate in a certain orientation, and thus should not be construed as limiting the application.

The specific embodiments of the present utility model have been described above. It should be understood that the utility model is not limited to the above-mentioned specific embodiments, and those skilled in the art may make various changes or modifications within the scope of the claims, which do not affect the essence of the utility model. In the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other arbitrarily.

Claims (10)

1. A temperature difference type electric heating device for promoting falling asleep, characterized in that it comprises: a temperature conducting layer (1), a thermistor layer (2), a thermal insulation layer (3), a control switch (4) and a circuit unit; The thermistor layer (2) is sandwiched between the temperature conducting layer (1) and the heat insulating layer (3); The thermistor layer (2) includes a plurality of mutually independent temperature control units (6), and the plurality of temperature control units (6) are distributed and arranged on the entire temperature conducting layer (1) and the heat insulating layer ( 3) the area between; The temperature control unit (6) includes a fixed filler (7) and a plurality of thermistors (8), and the plurality of thermistors (8) are distributed and arranged on the entire fixed filler (7); The circuit unit is connected to an external power supply through the control switch (4), and a plurality of the thermistors (8) are connected to the circuit unit. 2. The temperature-difference electric heating device for promoting falling asleep according to claim 1, characterized in that, the temperature-conducting layer (1) is divided into a plurality of rectangular areas of the same size according to the partition marking lines (5), and each rectangular area One said temperature control unit (6) is arranged inside. 3. The temperature difference electric heating device for promoting falling asleep according to claim 2, characterized in that, the temperature control units (6) are arranged in 108 arrays of 9*12, and a plurality of the temperature control units (6 ) are set close to each other. 4. The thermoelectric heating device for promoting falling asleep according to claim 1, characterized in that the thermistors (8) are arranged in an n-order matrix. 5 . The temperature difference electric heating device for promoting falling asleep according to claim 4 , characterized in that, the thermistors ( 8 ) are arranged in a 3-stage matrix with 9 pieces. 6 . 6. The temperature difference electric heating device for promoting falling asleep according to claim 1, characterized in that, the thermistor layer (2) is provided with a high temperature alarm (9), and the high temperature alarm (9) is connected to the A circuit unit and the control switch (4). 7. The thermoelectric heating device for promoting falling asleep according to claim 1, characterized in that, each thermistor (8) in the thermistor layer (2) is connected through a series circuit (10). 8. The thermoelectric heating device for promoting falling asleep according to claim 1, characterized in that, the temperature-conducting layer (1) is filled with thermally conductive silica gel or thermally conductive silicone grease. 9. The temperature difference electric heating device for promoting falling asleep according to claim 1, characterized in that, the thermal insulation layer (3) is filled with any one of the following materials: asbestos, airgel felt, and vacuum board. 10 . The thermoelectric heating device for promoting falling asleep according to claim 9 , characterized in that, the inside ( 3 ) of the thermal insulation layer is filled with vacuum panels. 11 .

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