TWM543657U - Infrared heat source device - Google Patents

Description

Infrared heat source device

The present invention relates to an infrared heat source device, and more particularly to a heat source device that can be used to heat food or other items.

The oven can be used to heat food or other items, and the existing oven heat source can be heated by gas direct fire, electric heating or porous ceramic internal combustion. The existing gas heat source is direct fire heating, which has the problem of uneven heating, and the energy band may not be effectively utilized. Electric heating also has the problem of uneven heating. The existing porous ceramics are internally burned and heated, and energy cannot be effectively used, resulting in waste of resources.

In summary, the creator feels that the above defects can be improved, and he has devoted himself to research and cooperates with the application of academics, and finally proposes a design that is reasonable in design and effective in improving the above defects.

The technical problem to be solved by the present invention is to provide an infrared heat source device whose energy band can be effectively utilized to make the object to be heated more uniform in heat to achieve uniform heating effect.

In order to solve the above technical problem, the present invention provides an infrared heat source device, comprising: a mesh structure, the opposite sides of the mesh structure respectively form a first surface and a second surface, the first surface is curved, and the first surface is curved a plurality of openings are formed between the first surface and the second surface; and a baffle is disposed on the mesh junction On the side of the structure, the deflector is adjacent to one side of the mesh structure to form a guiding surface, which can guide the gas to form a reflow, and enter the surface in a direction close to the first surface of the mesh structure. The opening is opened and passed through the second surface of the mesh structure to enable the mesh structure to generate infrared rays.

Preferably, the mesh structure is curved, the first surface is a concave curved surface, and the second surface is a convex curved surface.

Preferably, the guiding surface of the deflector is a concave curved surface or a plane.

The beneficial effect of the creation: the mesh structure of the infrared heat source device of the present invention can generate infrared rays to enhance the radiant heat transmission when the temperature is high, so as to achieve the energy saving effect. The infrared heat source device of the present invention utilizes the airflow design to make the gas burn and warm on the surface of the mesh structure, because the airflow enters the surface of the mesh structure in a close-cut manner, and only the outside air at the surface of the mesh structure can be completely The combustion reaches the energy conversion, and the density of the opening can be adjusted to achieve a uniform temperature effect.

In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings are only for reference and explanation, and are not intended to limit the creation.

1‧‧‧ mesh structure

11‧‧‧ first surface

12‧‧‧ second surface

13‧‧‧Opening

14‧‧‧ openings

2‧‧‧Baffle

21‧‧‧ Guide surface

3‧‧‧ gas ejection device

31‧‧‧ gas nozzle

32‧‧‧Gas Venturi

33‧‧‧ stencil

L1‧‧‧ first central axis

L2‧‧‧ second central axis

‧‧‧‧ angle

4‧‧‧The area to be heated

1 is an exploded perspective view (1) of the infrared heat source device of the first embodiment of the present invention.

2 is an exploded perspective view (2) of the infrared heat source device of the first embodiment of the present invention.

3 is a perspective assembled view (1) of the infrared heat source device of the first embodiment of the present invention.

4 is a perspective assembled view (2) of the infrared heat source device of the first embodiment of the present invention.

Figure 5 is a cross-sectional view showing the infrared heat source device of the first embodiment of the present invention.

Fig. 6 is a schematic view showing the state of use of the infrared heat source device of the first embodiment of the present invention.

Figure 7 is a cross-sectional view showing the infrared heat source device of the second embodiment of the present invention.

[First Embodiment]

Referring to FIG. 1 to FIG. 5, the present invention provides an infrared heat source device which can be applied to an oven or the like for heating food or other articles. The infrared heat source device includes a mesh structure 1 and a deflector 2.

The mesh structure 1 may be a metal member or a ceramic member, and the material of the mesh structure 1 is not limited. The mesh structure 1 can be of one-piece or multi-piece construction, that is, the mesh structure 1 can be integrally formed or assembled in multiple pieces. In the present embodiment, the mesh structure 1 has a spherical (partial spherical) shape, but the shape of the mesh structure 1 is not limited.

The opposite sides of the mesh structure 1 respectively form a first surface 11 and a second surface 12. The first surface 11 is a curved surface, and the first surface 11 can be a concave curved surface. A plurality of openings 13 are defined between the first surface 11 and the second surface 12, and the openings 13 extend through the first surface 11 and the second surface 12 such that gas can flow through the opening 13 through the first surface 11. To the second surface 12.

In this embodiment, the mesh structure 1 is curved, the first surface 11 and the second surface 12 are each a curved surface, and the second surface 12 can be a convex curved surface, but the shape of the second surface 12 is not limit. In the present embodiment, the openings 13 are all circular holes. However, the shapes of the openings 13 are not limited, and may be elliptical, polygonal or irregular. The size of the openings 13 is not limited, and may be changed as needed, and the spacing of the openings 13 is not limited. The spacing of the openings 13 may be appropriately selected to adjust the density of the openings 13. The mesh structure 1 can be suitably fixed inside the apparatus such as an oven.

When the infrared heat source device of the present invention is used in practice, one side of the mesh structure 1 may be provided with a heating object placing area 4, and the first surface 11 of the mesh structure 1 faces away from the object placing area 4 to be heated. The second surface 12 of the structure 1 faces the object placing area 4 to be heated, and the object to be heated area 4 can be located inside a heating device such as an oven, and the object to be heated placing area 4 can be used to place an article to be heated.

The baffle 2 can be a metal member, and the material of the baffle 2 is not limited. diversion The plate 2 is disposed on the side of the mesh structure 1. The guide plate 2 forms a guiding surface 21 near one side of the mesh structure 1. The shape of the guiding surface 21 is not limited. In this embodiment, the deflector 2 is curved, and the guiding surface 21 is a curved surface, that is, the guiding surface 21 can be a concave curved surface. The baffle 2 can contact the mesh structure 1, and the baffle 2 can also be arranged at a distance from the mesh structure 1. In the embodiment, the baffle 2 contacts the mesh structure 1, that is, the diversion flow. The edge of the panel 2 can contact the edge of the mesh structure 1. The baffle 2 can be suitably fixed to the inside of the mesh structure 1 or an oven or the like.

Below the baffle 2, at least one gas ejecting device 3 may be disposed to eject gas such as gas. The number and type of the gas ejection device 3 are not limited. In the embodiment, a plurality of (for example, three) gas ejection devices 3 are provided, each of the gas ejection devices 3 having a gas nozzle 31 and A gas venturi 32, a gas nozzle 31 is disposed at the rear end of the gas venturi 32, and the gas nozzle 31 is connected to a source of gas (e.g., gas) to allow the gas nozzle 31 to eject gas. When gas is delivered to the gas venturi 32, air can be drawn in with the gas from the outside. The gas and air are mixed in the gas venturi 32 and then sent out and ignited at the front end of the gas venturi 32.

At least one stencil 33 may be disposed between each of the gas ejector 3 and the baffle 2. In the present embodiment, a plurality of nets are provided at the front end of the gas venturi 32 of each gas ejector 3 The plates 33 are located between the gas discharge device 3 and the deflector 2 to make the gas discharge more uniform, and the mesh plates 33 can also generate infrared rays when heated.

In the present embodiment, the mesh structure 1 is provided with an opening 14 corresponding to the position of the gas ejection device 3, the opening 14 corresponding to the front end of the gas venturi 32 of the gas ejection device 3. In the present embodiment, the opening 14 is elongated and can correspond to the front end of the gas venturi 32 of the plurality of gas ejection devices 3. Of course, the opening 14 can also be designed in plurality to correspond to the front end of the gas venturi 32 of the gas ejection devices 3, respectively. The gas of the gas ejection device 3 can be smoothly ejected upward through the opening 14 of the mesh structure 1, so that the gas can be ejected to the deflector 2.

As shown in FIG. 5, in the present embodiment, the mesh structure 1 defines a first central axis L1, the first central axis L1 is located at the center of the mesh structure 1, and the gas ejection device 3 defines a second central axis. L2, the second central axis L2 is located at the center of the gas venturi 32 of the gas ejection device 3, the first central axis L1 intersects with the second central axis L2, and the first central axis L1 and the second central axis L2 are formed. An angle α, the angle of the angle α is 15 degrees to 60 degrees, and the angle of the angle α is not limited.

Referring to FIG. 6, the guiding surface 21 of the baffle 2 can guide the gas discharged from the bottom to form a reflow, and the incomplete combustion gas enters the opening in a direction close to the cutting surface of the first surface 11 of the mesh structure 1. The hole 13 is penetrated by the second surface 12 of the mesh structure 1, and the gas can form a complete combustion gas through the mesh structure 1, and the infrared principle can be generated by using the high temperature of the object, so that the radiation generated by the mesh structure 1 can be generated. Directly heat the object to be heated.

All materials have high radiation conditions, and the infrared heat source device can generate infrared radiation at 200~500 °C. The object will emit infrared spectrum at high temperature. This spectrum has strong penetrating power to the organism, regardless of food cooking. Or heating other items are more efficient, and achieve energy savings.

[Second embodiment]

Referring to FIG. 7, the embodiment is substantially the same as the first embodiment. The infrared heat source device also includes a mesh structure 1 and a baffle 2, and the opposite sides of the mesh structure 1 respectively form a first The surface 11 and the second surface 12 have an arcuate shape, and a plurality of openings 13 are defined between the first surface 11 and the second surface 12. The baffle 2 is disposed on the side of the mesh structure 1. The baffle 2 forms a guiding surface 21 near one side of the mesh structure 1.

The difference between this embodiment and the first embodiment described above is that the guiding surface 21 of the deflector 2 is a flat surface. The guiding surface 21 of the baffle 2 can also guide the gas ejected from the bottom to form a reflow, approaching the cutting plane of the first surface 11 of the mesh structure 1. The openings 13 are inserted into the openings 12 and the second surface 12 of the mesh structure 1 is allowed to pass through, so that the mesh structure 1 can generate infrared rays.

When the mesh structure of the infrared heat source device of the present invention encounters high temperature, infrared rays can be generated to enhance the radiant heat transfer, and the energy band can be effectively utilized to achieve the energy saving effect. The infrared heat source device of the present invention utilizes the airflow design to make the gas burn and warm on the surface of the mesh structure, because the airflow enters the surface of the mesh structure in a close-cut manner, and only the outside air at the surface of the mesh structure can be completely The combustion reaches the energy conversion, so the opening density can be adjusted to achieve a temperature uniformity effect.

Furthermore, the mesh structure of the present invention can be designed to be curved, and the distance between the plane and the object to be heated is relatively uniform, so that the heat is relatively uniform, and the cooking function (such as an oven) can be used to uniformly cook the cooked food and avoid drying. focal. The infrared heat source device of the present invention can also be used for medical treatment (such as infrared heat therapy), which can achieve uniform heating and avoid local burns caused by heat.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of patent protection of the present invention. Therefore, equivalent changes made by using the present specification and the contents of the drawings are all included in the scope of protection of the present invention. Inside.

1‧‧‧ mesh structure

11‧‧‧ first surface

12‧‧‧ second surface

13‧‧‧Opening

2‧‧‧Baffle

3‧‧‧ gas ejection device

32‧‧‧Gas Venturi

4‧‧‧The area to be heated

Claims (10)

An infrared heat source device includes: a mesh structure, wherein opposite sides of the mesh structure respectively form a first surface and a second surface, the first surface is curved, and between the first surface and the second surface a plurality of openings; and a baffle disposed on a side of the mesh structure, the baffle forming a guiding surface adjacent to a side of the mesh structure, the guiding surface being capable of guiding The igniting gas forms a reflow, enters the openings in a direction close to a cross-section of the first surface of the mesh structure, and passes through the second surface of the mesh structure, so that the mesh structure can generate infrared rays. The infrared heat source device of claim 1, wherein the mesh structure is in an arc shape, the first surface is a concave curved surface, and the second surface is a convex curved surface. The infrared heat source device of claim 1, wherein the mesh structure is a metal member or a ceramic member. The infrared heat source device of claim 1, wherein the guiding surface of the baffle is a concave curved surface or a plane. The infrared heat source device of claim 1, wherein a gas ejection device is disposed under the baffle for discharging the gas, and a mesh plate is disposed between the gas ejection device and the deflector. The infrared heat source device of claim 5, wherein the gas ejection device has a gas nozzle and a gas venturi, the gas nozzle being disposed at a rear end of the gas venturi, the stencil setting At the front end of the gas venturi. The infrared heat source device of claim 5, wherein the mesh structure defines a first central axis, the gas ejection device defines a second central axis, the first central axis intersecting the second central axis, the first An angle is formed between a central axis and the second central axis, the angle of the included angle being 15 degrees to 60 degrees. The infrared heat source device of claim 5, wherein the mesh structure is provided with an opening corresponding to the position of the gas ejection device, so that the gas of the gas ejection device can be ejected through the opening of the mesh structure to the Deflector. The infrared heat source device of claim 1, wherein the mesh structure is in an arc shape, the first surface is a concave curved surface, the second surface is a convex curved surface, and the guiding surface of the deflector is a concave curved surface Or plane. The infrared heat source device of claim 1, wherein one side of the mesh structure is provided with a to-be-heated object placement area, the first surface of the mesh structure facing away from the object to be heated placement area, and the mesh structure The two surfaces face the area to be heated.