CN218661477U

CN218661477U - Heating pad

Info

Publication number: CN218661477U
Application number: CN202223024236.8U
Authority: CN
Inventors: 张伟; 王梦海; 白楠
Original assignee: Zhongentropy Technology Xuzhou Co ltd
Current assignee: Zhongentropy Technology Xuzhou Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-21
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a heating pad, which comprises an electric connector, an upper packaging layer, a heating layer and a lower packaging layer which are arranged from top to bottom in sequence; the heating material of the heating layer is a metal oxide semiconductor heating material; the electric connector is electrically connected with the heating layer; go up the encapsulation layer and connect on layer or lower encapsulation layer generates heat through first connecting piece of dismantling, lower encapsulation layer lower surface is equipped with the second and can dismantle the connecting piece. The utility model discloses the heating pad still includes induction system, and induction system includes pressure sensor, first controller, temperature sensor and second controller. The heating pad of the utility model is convenient to be disassembled and cleaned; the service life is long, and organic matters cannot be released; the heating layer is in a planar heating mode, heating is uniform, the phenomenon of local overheating is avoided, the electric heating conversion efficiency is high, and energy consumption is low; and the over-high temperature and the pressure induction can be limited, and the energy waste is avoided.

Description

Heating pad

Technical Field

The utility model relates to a warm pad technical field that heats especially relates to a heating pad.

Background

The heating pad is a common household product, in the prior art, a heating substrate of the heating pad is graphene or a carbon fiber wire and a heating wire, a graphene heating film is prepared by mixing graphene powder with some resin (or doping a certain amount of conductive material), and due to the adoption of organic matters, on one hand, the service life is reduced along with the lapse of time, and on the other hand, the organic matters can release substances which are unfavorable for a human body; the carbon fiber wires and the heating wires of the heating pad of the heating wire base body are linear heating instead of planar heating, the power density is high, the temperature is high in a short time, local overheating is caused, and overheating, scalding, fire and the like are easy to happen; in addition, the heating element such as the heating wire generates heat and emits light, so that the electric-heat conversion efficiency is reduced, and the energy consumption is increased. In addition, the heating pad in the prior art is difficult to clean, and the risk of damaging the heating base body exists in the cleaning process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome above-mentioned prior art, the technical problem of the heating pad washing difficulty that the base member life-span that generates heat is short, the base member preparation that utilizes generates heat.

The utility model provides a heating pad in a first aspect, which is characterized by comprising an electric connector, an upper packaging layer, a heating layer and a lower packaging layer which are arranged from top to bottom in sequence;

the heating material of the heating layer is a metal oxide semiconductor heating material;

the electric connector is electrically connected with the heating layer;

the upper packaging layer is connected to the heating layer or the lower packaging layer through a detachable connecting piece.

Preferably, the heating mat of the present invention further comprises an induction device, wherein the induction device comprises a pressure sensor and a first controller connected to the pressure sensor;

the pressure sensor is arranged in the heating layer;

the first controller is connected with the electric connector.

The sensing device also comprises a temperature sensor and a second controller connected with the temperature sensor; the temperature sensor is arranged in the heating layer; the second controller is connected with the electric connector.

Preferably, the heating pad of the utility model also comprises a second detachable connecting piece;

the second detachable connecting piece is arranged on the lower surface of the lower packaging layer;

the first detachable connecting piece and the second detachable connecting piece are one or more of a magic tape, a button or a zipper.

Preferably, the heating pad of the utility model also comprises a heat conducting layer; the heat conducting layer is arranged between the upper packaging layer and the heating layer and used for transmitting heat generated by the heating layer to the upper packaging layer. The heat conducting layer is made of insulating elastic rubber; the insulating elastic rubber is wrapped by non-woven fabrics.

The heating pad of the utility model also comprises a reflecting layer; the reflecting layer is arranged between the heating layer and the lower packaging layer and used for reflecting infrared rays generated by the heating layer to the upper packaging layer.

The heating pad of the utility model also comprises a heat preservation layer; the heat insulation layer is arranged between the reflection layer and the lower packaging layer.

The electric connector is one or more of a USB connector, a Type-C connector and a cigarette lighter.

Preferably, the shape of the heating mat is: one side is provided with three bulges and two grooves;

or one side is provided with a bulge;

the areas of the three bulges are large at two sides and small in the middle, or small at two sides and large in the middle;

the groove is U-shaped or trapezoidal.

A second aspect of the present invention provides that the heating mat is applied to a car seat and a car floor.

The utility model discloses a heating pad can bring following beneficial effect:

(1) The utility model discloses the material that generates heat on layer is Metal Oxide Semiconductor Heating material (Metal-Oxide-Semiconductor-Heating, for short MOSH), and it is an inorganic matter, and the preparation process can not the polluted environment, and the use can not distribute the peculiar smell yet and lead to influencing the health, and its chemical property is stable, and long-term heated structure can not change, therefore long service life.

(2) Because the utility model discloses the material that generates heat of layer is metal oxide semiconductor heating material for the layer that generates heat that prepares generates heat for the surface form generates heat, and it is even to generate heat, can not appear local overheat phenomenon, and metal oxide semiconductor heating Material (MOSH) still has the advantage that resistance is low, the transmissivity is high, and the layer electric heat conversion efficiency that generates heat that consequently utilizes its preparation is higher, and the energy consumption is lower.

(3) The utility model discloses an go up the encapsulated layer and connect on the layer or lower encapsulated layer generate heat through first connecting piece of dismantling, consequently be convenient for wash and change and go up the encapsulated layer.

(4) The utility model discloses have the limit for temperature function, through setting up temperature sensor and pressure sensor induced temperature and pressure, and then the break-make of control heating pad circuit avoids overheated scald and accessible induced pressure, avoids the energy extravagant.

(5) The utility model discloses three kinds of electric connectors are connected to the connecting wire position of being qualified for the next round of competitions, can use more scenes.

(6) The utility model discloses a lower packaging layer is provided with the second and can dismantles the connecting piece, can connect on the utensil of required use, and it is more convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

FIG. 1 is a cross-sectional view of a heating mat according to the present invention;

fig. 2, 3 and 4 are schematic diagrams of the heating mat of the present invention with different shapes.

In the figure, 1 is an upper packaging layer; 2 is a heat conduction layer; 3 is a heating layer; 4 is a reflecting layer; 5 is a heat-insulating layer; 6 is a lower packaging layer; 7 is a controller; 8 is a USB connector; 9 is a Type-C connector; 10 is a cigarette lighter.

Detailed Description

The utility model discloses a heating pad, as shown in figure 1, specifically include: the electric connector comprises an electric connector, and an upper packaging layer 1, a heating layer 3 and a lower packaging layer 6 which are sequentially arranged from top to bottom;

the heating material of the heating layer 3 is a metal oxide semiconductor heating material; the metal oxide semiconductor is used as a heating material, and has the advantages of environmental protection, uniform heating, high infrared thermal radiance and the like.

The electric connector is electrically connected with the heating layer 3;

the upper packaging layer 1 is connected to the heating layer 3 or the lower packaging layer 6 through a first detachable connecting piece.

The utility model discloses the material that generates heat on layer is Metal Oxide Semiconductor Heating material (Metal-Oxide-Semiconductor-Heating, for short MOSH), and it is an inorganic matter, and the preparation process can not the polluted environment, and the use can not distribute the peculiar smell yet and lead to influencing the health, and its chemical property is stable, and long-term heated structure can not change, therefore long service life.

Because the utility model discloses the material that generates heat of layer is metal oxide semiconductor heating material for the layer that generates heat that prepares generates heat for the surface form generates heat, and it is even to generate heat, can not appear local overheat phenomenon, and metal oxide semiconductor heating Material (MOSH) still has the advantage that resistance is low, the transmissivity is high, and the layer electric heat conversion efficiency that generates heat that consequently utilizes its preparation is higher, and the energy consumption is lower.

The utility model discloses an go up encapsulated layer 1 and connect on layer 3 or lower encapsulated layer 6 generates heat through first detachable connecting piece, consequently be convenient for wash and change and go up encapsulated layer 1, the utility model discloses in, go up encapsulated layer 1 and can regard as the decorative layer.

Preferably, in the present invention, the surface of the upper encapsulation layer 1 is a concave-convex surface; the surface of the upper packaging layer 1 is provided with a concave-convex surface which is beneficial to skid resistance, shock absorption, sound absorption and noise reduction.

Furthermore, the utility model also comprises a second detachable connecting piece; the second detachable connecting piece is arranged on the lower surface of the lower packaging layer 6; the first detachable connecting piece and the second detachable connecting piece are one or more of a magic tape, a button or a zipper. Use the utility model discloses the time, the connecting piece can be dismantled to the second that 6 lower surfaces of lower encapsulation layers set up and the heating pad can be linked together with the utensil of required use, makes the heating pad be difficult for droing, improves the utility model discloses a convenience.

Preferably, the primary and secondary tapes of the magic tape are respectively arranged on the side surfaces of the upper packaging layer 1 and the lower packaging layer 6;

preferably, the zipper is annular and is arranged at the side joint of the upper packaging layer 1 and the lower packaging layer 6;

preferably, buttons are provided where the upper and

lower encapsulation layers

1, 6 meet at the sides.

The heating pad of the utility model also comprises an induction device, the induction device comprises a pressure sensor and a first controller connected with the pressure sensor; the pressure sensor is arranged between the heating layer 3 and the lower packaging layer 6; the first controller is connected with the electric connector.

When the heating pad is pressed, the first controller controls the circuit to be switched on, and the heating pad starts to generate heat. When the pressure is not sensed, the first controller cuts off the circuit to stop heat supply, and energy consumption is reduced. For example, when a person steps on or sits on the heating mat, the pressure sensor receives pressure, the first controller control circuit is connected, and the heating mat starts to work to generate heat. When the person leaves, even if the power cord is connected, the first controller can cut off the circuit, so that the heating pad stops working, and the energy consumption is reduced. The present embodiment can also be controlled in a manual mode, allowing the heating pad to operate even if the user does not step on the heating pad.

Furthermore, the sensing device also comprises a temperature sensor and a second controller connected with the temperature sensor; the temperature sensor is arranged between the heating layer 3 and the upper packaging layer 1; the second controller is connected with the electric connector. The temperature sensor transmits the temperature of the heating layer to the second controller, and when the second controller judges that the temperature of the heating layer 3 reaches the set protection point temperature, the second controller automatically cuts off the circuit; the heating pad is prevented from being overhigh in temperature to cause accidents. Wherein the first controller and the second controller may be integrated into one body, being the controller 7 as shown in fig. 1.

Preferably, the pressure sensor model adopted in the present embodiment is HX711; the model of the temperature sensor is 10K3950, the model of the first controller is TL0205, and the model of the second controller is V1-PID.

The heating pad of the utility model also comprises a heat conducting layer 2; the heat conduction layer 2 is arranged between the upper packaging layer 1 and the heating layer 3 and used for transmitting heat generated by the heating layer 3 to the upper packaging layer 1. The heat conduction layer 2 can be made of insulating elastic rubber or graphene; since the insulating elastic rubber has high dielectric strength, flexibility, and mechanical strength, the present embodiment uses the insulating elastic rubber, and wraps the non-woven fabric outside the insulating elastic rubber. Further, set up heat conduction pressure sensitive gum on the non-woven fabrics, through heat conduction pressure sensitive gum with layer 3 looks adhesion that generates heat. The bonding performance of the insulating elastic rubber and the water-based paint is poor, and the insulating elastic rubber is wrapped with the non-woven fabric, so that the firmness of the insulating elastic rubber and the bonding is higher.

In order to improve the utilization rate of heat, the heating pad of the utility model also comprises a reflecting layer 4; the reflecting layer 4 is arranged between the heating layer 3 and the lower packaging layer 6 and used for reflecting infrared rays generated by the heating layer 3 to the upper packaging layer 1.

Optionally, the reflective layer 4 may be made of aluminum foil or other material with high reflectivity; by being deposited directly under the heat generating layer 3 or being connected to the heat generating layer 3 in a laminated, glued form.

The heating pad of the utility model also comprises a heat preservation layer 5; the insulating layer 5 is arranged between the reflecting layer 4 and the lower packaging layer 6. The heat-insulating layer 5 can be prepared by coating heat-insulating paint below the reflecting layer 4, or by adhering materials with good heat-insulating property such as aerogel and the like with the reflecting layer 4 in an adhesive or laminating manner.

For enlarging the utility model discloses the application scene of heating pad, the electric connector of this embodiment is one or more in USB connector 8, type-C connector 9, cigar lighter 10. The cigarette lighter 10 is convenient for use in the automobile (the cigarette lighter is already connected in the automobile), and the other two connectors are convenient for connecting the charger and the charging head.

In this embodiment, the upper packaging layer 1 and the lower packaging layer 6 are made of one or more materials selected from PVC, PET, PU floor leather, fabric and leather, and have functions of beauty, pollution resistance, wear resistance, skid resistance and the like.

In one embodiment, the heating pad of the present invention has two grooves and three protrusions on one side, wherein the protrusions on two sides are larger and the middle is smaller. The heating mat is provided with a connecting wire on one side for connecting a power supply, as shown in fig. 2.

In one embodiment, the heating pad of the present invention may have a shape with a narrow upper portion and a wider lower portion, and one side of the upper portion has a connecting wire for connecting a power supply; the upper edge line may be straight as shown in fig. 3 (a) and (c), or may be uneven as shown in fig. 3 (b).

In one embodiment, the heating pad of the present invention has a shape that the upper part is wider and the lower part is narrower, and the lower edge has a trapezoidal and U-shaped groove; the side edge is provided with a trapezoidal notch and a connecting wire, so that the power supply can be conveniently connected, and the connecting wire can be arranged at the same side as the trapezoidal notch, as shown in fig. 4 (a); or on the opposite side of the trapezoidal notch, as shown in fig. 4 (b).

The utility model also discloses an application of above-mentioned heating pad on car seat and car floor, except that the above-mentioned scene of using also can use under other scenes, its shape sets up according to concrete use scene or needs, as long as can reach the purpose of heating, the embodiment of the utility model discloses do not do specific restriction to this.

(2) The heating layer adopted by the heating pad of the utility model is planar heating, the heating is uniform, the local overheating phenomenon can not occur, the electric heat conversion efficiency is higher, and the energy consumption is lower;

(3) The utility model has the temperature limiting function, and the temperature and the pressure are sensed by the temperature sensor and the pressure sensor, so as to control the on-off of the heating pad circuit, avoid overheating and scalding and avoid energy waste by sensing the pressure;

(4) The upper packaging layer of the utility model is connected with the heating layer or the lower packaging layer through the first detachable connecting piece, thereby being convenient for cleaning and replacing the decorative layer;

(5) The utility model discloses three kinds of electric connectors are connected to the connecting wire position of being qualified for the next round of competitions, are applicable to more scenes.

(6) The utility model discloses a lower packaging layer is provided with the second and can dismantle the connecting piece, can fix on the utensil of required use, and it is more convenient to use.

Although the present invention has been described with reference to a few preferred embodiments, it should be understood that various changes and modifications can be made without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A heating pad is characterized by comprising an electric connector, an upper packaging layer, a heating layer and a lower packaging layer which are sequentially arranged from top to bottom;

the electric connector is electrically connected with the heating layer;

the upper packaging layer is connected to the heating layer or the lower packaging layer through a first detachable connecting piece.

2. A heating mat according to claim 1, further comprising sensing means comprising a pressure sensor and a first controller connected to said pressure sensor;

the pressure sensor is arranged in the heating layer;

the first controller is connected with the electric connector.

3. A heating mat according to claim 2, wherein said sensing means further comprises a temperature sensor and a second controller connected to said temperature sensor;

the temperature sensor is arranged in the heating layer;

the second controller is connected with the electric connector.

4. A heating mat as claimed in claim 1, further comprising a second detachable connection;

5. A heating mat as claimed in claim 1, further comprising a heat conductive layer;

the heat conducting layer is arranged between the upper packaging layer and the heating layer and used for transmitting heat generated by the heating layer to the upper packaging layer.

6. A heating mat according to claim 1, further comprising a reflective layer;

the reflecting layer is arranged between the heating layer and the lower packaging layer and used for reflecting infrared rays generated by the heating layer to the upper packaging layer.

7. A heating mat according to claim 6, further comprising an insulating layer;

the heat insulation layer is arranged between the reflection layer and the lower packaging layer.

8. A heating pad as claimed in claim 1, wherein the electrical connector is one or more of a USB connector, a Type-C connector, a cigarette lighter.

9. A heating mat as claimed in any of claims 1 to 8, wherein the shape of the heating mat is: one side is provided with three bulges and two grooves;

or one side is provided with a bulge;

the areas of the three bulges are that the two sides are large and the middle is small, or the two sides are small and the middle is large;

the groove is U-shaped or trapezoidal.