CN219976558U - Heating device and electric heater - Google Patents

Abstract

The utility model belongs to the technical field of electric heating equipment, in particular to a heating device and an electric heater, which comprises a mica plate A and a mica plate B, wherein the mica plate A is positioned above the mica plate B, hardware A is installed at two ends of the top of the mica plate B and fixed at the bottom of the mica plate A, three groups of heating wires are arranged between the two hardware A, black leads are installed on the two hardware A, two hardware D are installed on the top of the mica plate A, terminals are installed on the two hardware D through copper rivets, the terminals are connected with red leads, two mica locking plates are installed on one sides of the two hardware A, which are close to each other, and mica winding wires are installed between the two corresponding mica locking plates. The utility model improves the use safety of the product, can more effectively control the creepage distance between the shell of the whole machine and the heating wire groups, improves the traditional two heating wire groups, saves energy and reduces the volume and material cost of the whole machine.

Description

Heating device and electric heater

Technical Field

The utility model relates to the technical field of electric heating equipment, in particular to a heating device and an electric heater.

Background

The heating device is widely used for electric heating equipment such as electric heaters, the quality of the heating device influences the quality of the electric heating equipment, the original heating device comprises a mica plate and a complex heating wire set which is arranged, and two groups of heating devices are used on an electric fireplace;

the original heating wire groups are unstable in the quality of the whole machine product, and because two groups of heating wire groups are installed on the whole machine, the short circuit is caused by the fact that the used leads are many and are easy to connect wrongly, the heating module is large in size, the material cost is much higher, the heat efficiency is low, and the heating effect cannot reach the ideal effect. If the weather is too cold, the power is started for a long time, and the energy consumption is high.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a heating device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a heating device comprises a mica plate A and a mica plate B, wherein the mica plate A is positioned above the mica plate B, and a plurality of groups of heating wires are arranged between the mica plate A and the mica plate B.

Still further, at least two hardware A are all installed at the upper portion both ends of mica board B, and hardware A fixes in the bottom of mica board A, be provided with the multiunit heater between hardware A, mica board A are located the space that mica board B encloses.

Further, a positive electrode lead is mounted on the surface of one of the hardware a, and a negative electrode lead is disposed on the side of the other hardware a away from the positive electrode lead.

Still further, install two at least hardware D on the mica board A top, at least two install the temperature controller between the hardware D, and at least two hardware D installs the terminal, the terminal is connected with the lead wire of being connected with the temperature controller positive negative pole.

Further, at least two mica locking plates are arranged on one side, close to each other, of each of the at least two hardware pieces A.

Further, a mica winding wire is arranged between the at least two corresponding mica locking plates, the heating wire is wound on the mica winding wire, and the end parts of the two mica winding wires are respectively arranged and connected to the hardware B and the hardware C.

Further, mica small cards are arranged between the mica plate A and the mica plate B.

Furthermore, the hardware D is of a Z-shaped structure.

Furthermore, a plurality of clamping grooves are formed in the mica winding wire at equal intervals, and the heating wires are clamped in the clamping grooves of the mica winding wire.

Further, at least two of the hardware D are mounted with terminals by copper rivets.

The utility model also provides an electric heater comprising the heating device.

The heating device solves the problems that the original heating device comprises a mica plate and heating wire groups arranged on the mica plate are complex, and the utility model integrates a plurality of groups of heating wires between the mica plates, thereby solving the technical problems that the heating cannot achieve ideal effect due to the fact that two groups of heating wire groups are arranged on the whole machine, short circuits are caused by more used leads and easy connection errors, the heating module is large in size, the cost of materials is high, and the heat efficiency is low.

The utility model improves the use safety of the product, saves energy and reduces the volume and material cost of the whole machine.

Drawings

Fig. 1 is a schematic diagram of a front structure of a heat generating device according to the present utility model;

FIG. 2 is a schematic diagram of a back structure of a heat generating device according to the present utility model;

fig. 3 is a schematic diagram of mounting structures of a hardware B and a hardware C of a heat generating device according to the present utility model;

fig. 4 is a schematic diagram of a mica small card mounting position structure of a heating device according to the present utility model;

fig. 5 is a schematic diagram of a mica small card structure of a heating device according to the present utility model.

In the figure: 1 hardware A, 2 mica wound yarn, 3 hardware B, 4 hardware C, 5 copper rivet, 6 red lead, 7 black lead, 8 terminal, 9 hardware D, 10 mica board A, 11 mica board B, 12 heating wire, 13 temperature controller, 14 mica small card, 15 mica locking plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 5, a heating device comprises a mica plate a10 and a mica plate B11, wherein the mica plate a10 is positioned above the mica plate B11, hardware A1 is installed at both ends of the top of the mica plate B11, the hardware A1 is fixed at the bottom of the mica plate a10, three groups of heating wires 12 are arranged between the two hardware A1, black leads 7 are installed on both the two hardware A1, a red lead (not shown) is arranged at the side of the other hardware A1 far away from the black lead 7, two hardware D9 are installed at the top of the mica plate a10, terminals 8 are installed on the two hardware D9 through copper rivets 5, a temperature controller 13 is installed between the two hardware D9, leads 6 connected with the positive electrode and the negative electrode of the temperature controller 13 are connected to the terminals 8, a mica lock plate 15 is installed at one side of the two hardware A1, a mica winding wire 2 is installed between the corresponding two mica lock plates 15, and the ends of the two mica winding 2 are respectively installed and connected to the hardware B3 and the hardware C4.

In the utility model, the hardware plays roles of fixing and conducting, and the black lead is connected with the anode electricity, and the red lead is connected with the cathode electricity.

In the utility model, a mica small card 14 is arranged between the mica plate A10 and the mica plate B11, so as to better achieve the effect of hot air convection and the creepage distance between the open circuit protection component and the heating wire.

In the utility model, the heating wire 12 is wound on the mica winding wire 2, and the mica winding wire 2 plays a role in fixing the heating wire.

In the utility model, the hardware D9 is of a Z-shaped structure.

In the utility model, a plurality of clamping grooves are arranged on the mica winding wire 2 at equal intervals, and the heating wires 12 are clamped in the clamping grooves of the mica winding wire 2.

According to the utility model, a plurality of groups of heating wires are integrated among mica sheets, so that the technical problems that the short circuit is caused by the fact that two groups of heating wires are installed on a whole machine, the heating module is large in size due to the fact that more wires are used and are easy to connect wrong, the material is used for a lot of cost, the heat efficiency is low, and the heating effect cannot be achieved due to the fact that heating is not ideal; the current adoption is that the hardware connection is electrically conductive, is more suitable for the environment demand of consumer to select gear heating.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (11)

1. The heating device is characterized by comprising a mica plate A (10) and a mica plate B (11), wherein the mica plate A (10) is positioned above the mica plate B (11), and a plurality of groups of heating wires (12) are arranged between the mica plate A (10) and the mica plate B.

2. A heating device according to claim 1, wherein at least two hardware pieces a (1) are mounted at two ends of the upper portion of the mica board B (11), the hardware pieces a (1) are fixed at the bottom of the mica board a (10), and multiple groups of heating wires (12) are arranged between the hardware pieces a (1) and the mica board a (10) located in the space surrounded by the mica board B (11).

3. A heating device according to claim 2, wherein one of the hardware a (1) has a positive lead (7) mounted on its surface, and the other hardware a (1) side remote from the positive lead (7) has a negative lead.

4. A heating device according to claim 1, characterized in that at least two hardware pieces D (9) are mounted on top of the mica board a (10), a temperature controller (13) is mounted between at least two hardware pieces D (9), and at least two hardware pieces D (9) are mounted with terminals (8), and the terminals (8) are connected with leads (6) connected with the positive and negative poles of the temperature controller (13).

5. A heat generating device according to claim 2, wherein at least two of said hardware a (1) are provided with at least two mica locking tabs (15) corresponding to each other on a side thereof which is adjacent to each other.

6. A heating device according to claim 1, characterized in that a mica wound yarn (2) is mounted between at least two corresponding mica locking tabs (15), the heating wire (12) is wound on the mica wound yarn (2), and the ends of the two mica wound yarns (2) are respectively mounted and connected to the hardware B (3) and the hardware C (4).

7. A heat generating device according to claim 1, characterized in that mica chipcards (14) are arranged between the mica boards a (10) and B (11).

8. A heating device according to claim 4, wherein the hardware D (9) has a zigzag structure.

9. A heating device according to claim 6, wherein a plurality of clamping grooves are formed in the mica winding wire (2) at equal intervals, and the heating wires (12) are clamped in the clamping grooves of the mica winding wire (2).

10. A heat generating device as claimed in claim 4, characterized in that at least two of said hardware D (9) are provided with terminals by means of copper rivets (5).

11. An electric heater comprising a heating device as claimed in any one of claims 1 to 10.