CN204665432U - Heat reflection cage and there is its gas kitchen ranges - Google Patents

Abstract

A kind of heat reflection cage, be applicable to gas kitchen ranges, comprise an annular body, the wall body of this annular body is provided with secondary-air passage, the wall body that technical characteristics is described annular body is formed with the hot division board and heat reflection plate that stagger and arrange, wherein heat reflection plate slopes inwardly, and described secondary-air passage is formed between hot division board and heat reflection plate; A kind of gas kitchen ranges, comprise burner, grate, grate is placed around burner, also comprises above-mentioned heat reflection cage.In the utility model, heat reflection cage effectively can reflect heat energy, reduce thermal loss, and manufacturing process is simple, and do not need to change original kitchen range combustion system structure, applicability is extensive; The heat radiation that the gas-cooker prodigiosin with this heat reflection cage effectively prevents flame and high-temperature component from producing to the heat radiation of knob and surrounding volume, and effectively can improve supplementing of auxiliary air, can also improve the thermal efficiency simultaneously.

Description

Heat reflection isolation cover and gas cooker with same

technical field

The utility model relates to the field of gas cookers, in particular to a heat reflection isolation cover and a gas cooker with the same.

Background technique

In the prior art, because the area between the burner and the bottom of the cooker radiates heat to the surroundings during the use of the cooker, the operator feels uncomfortable due to a large amount of heat radiation, and it also causes some parts to be inconvenient to operate, such as the surface temperature of the knob, etc. Elevation, in order to prevent the knob from being too hot due to long-term cooking, which is inconvenient for users to use, a detachable heat shield or similar structural parts are installed on the bottom ring of the pot support to block the direct heat radiation of the flame to the knob, which The heat shield of this structure not only affects the overall appearance of the cooker, but also is inconvenient to use; another common solution is a structure that closes part of the area outside the burner, also known as an energy gathering device. This structure changes the original The combustion conditions, such as the flow state of the secondary air, change greatly. If the structural design is not changed accordingly, the state may not be conducive to full combustion. At the same time, this type of structure usually does not have the effect of reflecting heat to the bottom of the cooking utensil. In order to overcome these defects, the heat reflective isolation cover has been improved.

Contents of the invention

The technical problem to be solved by the utility model is to provide a heat reflection isolation cover, which can effectively reflect heat energy and reduce heat loss, has a simple manufacturing process, does not need to change the structure of the original stove combustion system, and has wide applicability.

Another technical problem to be solved by the utility model is to provide a gas cooker with the above-mentioned heat reflection isolation cover, which can not only effectively prevent the heat radiation generated by the flame and high-temperature components from the knob and the surrounding space, but also effectively Improve the supplement of secondary air, and at the same time effectively reflect the thermal radiation energy generated by the burner to the bottom of the cooking utensils, reduce the loss of radiant heat and improve thermal efficiency.

The technical solution adopted by the utility model to solve the technical problem is: a heat reflection isolation cover, which is suitable for a gas cooker, includes an annular main body, the wall of the annular main body is provided with a secondary air channel, and the annular A heat insulation plate and a heat reflection plate are formed on the wall of the main body in a staggered manner, wherein the heat reflection plate is inclined inward, and the secondary air channel is formed between the heat insulation plate and the heat reflection plate.

In an embodiment of the present utility model, the thermal isolation plate is arranged vertically along the wall or inclined outward. In this way, the stable placement of the heat reflection isolation cover can be enhanced.

In an embodiment of the present invention, the heat insulation plate and the heat reflection plate form an included angle α, and α is 5°-45°, so as to fully introduce secondary air.

In an embodiment of the present invention, the wall body of the ring-shaped main body includes an inner wall body and an outer wall body, the heat insulation plate is arranged on the outer wall body, the heat reflection plate is arranged on the inner wall body, and the inner wall body The upper ends of the body and the outer wall are connected by an annular plate.

In an embodiment of the present invention, vent holes are opened on the annular plate to further enhance the supplement of secondary air.

In an embodiment of the present utility model, the ring-shaped main body is arranged in a ring shape or a square ring shape.

A gas cooker includes a burner, a hob, the hob is provided with ears for supporting cooking utensils, the hob is placed around the burner, and the above-mentioned heat reflection isolation cover.

Further, the hob has a hob for supporting cooking utensils, the burner has a combustion fire hole, the heat reflection isolation cover is placed between the burner and the hob, and the heat reflection isolation cover is lower than the hob, Set above the burner port.

Compared with the prior art, the utility model has beneficial effects: the utility model proposes a heat-reflecting isolation cover and a gas cooker with it, and the heat-reflecting isolation cover is formed with heat-insulating plates and thermal The heat reflection plate is inclined inward. The setting of the heat insulation plate is beneficial to energy gathering and heat insulation. The inclined heat reflection plate is conducive to reflecting the heat energy generated by the burner to the bottom of the cooking appliance and reducing radiation. The heat loss is improved, and the thermal efficiency is improved. The manufacturing process of the heat reflection isolation cover is simple, and there is no need to change the structure of the original cooking stove combustion system and the like.

Description of drawings:

Fig. 1 is the structural representation of heat reflection isolation cover in the utility model;

Fig. 2 is the structural schematic diagram of the heat reflection isolation cover of another embodiment in the utility model;

Fig. 3 is a cross-sectional structure diagram of Fig. 2;

Fig. 4 is a structural diagram of the gas cooker with the heat reflection isolation cover in Fig. 1 in the utility model.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present utility model are described in detail below, examples of which are shown in the accompanying drawings, wherein the same reference numerals in each of the drawings indicate the same parts. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present utility model, but not to be construed as limiting the present utility model.

It should be further explained that in the description of the utility model, the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the referred devices or elements must have a specific orientation.

According to Embodiment 1 of the heat reflection isolation cover in the first aspect of the present invention, as shown in Figure 1, the heat reflection isolation cover in this embodiment is suitable for gas cookers, and the heat reflection isolation cover has an annular main The wall body of the main body 01 is formed with a heat insulation plate 121 and a heat reflection plate 131, the heat reflection plate 131 is inclined inward to reflect heat energy; and the heat insulation plate 121 is vertically arranged along the wall body to isolate heat from the surrounding Radiation, and can support the heat reflection isolation cover, in order to further strengthen the stable placement of the heat reflection isolation cover, the heat isolation plate 121 can also be inclined outside. The heat isolation plate 121 and the heat reflection plate 131 are staggered, so that a secondary air channel 11 is formed between the heat isolation plate 121 and the heat reflection plate 131 .

Preferably, an included angle α is formed between adjacent heat insulating plates 121 and heat reflecting plates 131, and the included angle α is 5° to 45°, for example, the included angle α is 5°, 10°, 15°, 20° , 25˚, 30˚, 35˚, 40˚, etc.; this can ensure the supply of moderate secondary air and effectively isolate the loss of heat energy.

The heat reflection isolation cover described in this embodiment is arranged in a circular or square ring, and users can choose to use it according to the shape of the hob or their own preferences. For the circular heat-reflecting shield, it can be obtained by stamping a hollow cylindrical metal sheet, specifically, stamping the wall of the cylindrical metal sheet to obtain Heat reflection plate 131.

Embodiment 2, as shown in Fig. 2 and Fig. 3, the wall body of the annular body 01 of the heat-reflecting isolation cover includes an inner wall body 13, an outer wall body 12 and an annular plate 14, and the outer wall body 12 is arranged around the inner wall body 13, so An annular gap is formed between the inner wall body 13 and the outer wall body 12; the outer wall body 12 is provided with a thermal insulation plate 121 for isolating heat radiation to the surroundings, and there is an outer layer of ventilation between two adjacent thermal insulation plates 121 Gap 122; and inner wall body 13 is provided with heat reflection plate 131, and this heat reflection plate 131 is arranged inwardly, in order to reflect heat energy, and there is inner layer ventilation gap 132 between two adjacent heat reflection plates 131, and described heat The isolation plate 121 and the heat reflection plate 131 are arranged in dislocation to effectively isolate the heat from radiating to the surroundings. The outer layer ventilation gap 122 , the annular gap, and the inner layer ventilation gap 132 are gas-communicated to form the secondary air passage 11 .

Preferably, the annular plate 14 is provided with vent holes 141 to further enhance the supplement of secondary air.

The gas cooker according to the second aspect of the present utility model, as shown in FIG. 4 , includes a burner 02 , a hob 03 and the heat reflection isolation cover implemented above.

The hob 03 is provided with a furnace lug 31 supporting the cooking utensil 04, the hob 03 is placed around the burner 02, and the hob 03 has a hob 31 supporting the cooking utensil 04, and the burner 02 has a combustion fire hole 21. The heat reflection isolation cover is lower than the furnace lug 31 and higher than the combustion fire hole 21, so that the heat reflection isolation cover will not hinder the placement of the cooking utensil 04, and can effectively prevent the heat radiation generated by the burner 02 from affecting the knob and the surrounding space. Heat radiation can effectively improve the supplement of secondary air, and can also effectively reflect the heat radiation energy generated by the burner 02 to the bottom of the cooking utensil 04, reducing the loss of radiant heat and improving thermal efficiency.

The above-mentioned embodiments are exemplary and cannot be understood as limitations on the present utility model. Those skilled in the art can change, modify, replace and modify the above-mentioned embodiments within the scope of the present utility model, all of which are within the scope of the present utility model. within the scope of protection.

Claims (8)

1. A heat reflection isolation cover, suitable for gas cookers, comprising a ring-shaped main body (01), the wall of the ring-shaped main body (01) is provided with a secondary air channel (11), It is characterized in that: the wall of the ring-shaped main body (01) is formed with a heat insulation plate (121) and a heat reflection plate (131) arranged in a staggered manner, wherein the heat reflection plate (131) is inclined inward, and the secondary The air channel (11) is formed between the heat insulation plate (121) and the heat reflection plate (131). 2. The heat reflection isolation cover according to claim 1, characterized in that the heat isolation plate (121) is arranged vertically along the wall or inclined outward. 3. The heat reflection isolation cover according to claim 2, characterized in that the heat insulation plate (121) and the heat reflection plate (131) form an included angle α, and α is 5°-45°. 4. The heat-reflecting isolation cover according to any one of claims 1-3, characterized in that the wall body of the annular body (01) includes an inner wall body (13) and an outer wall body (12), and the inner wall body An annular gap is formed between (13) and the outer wall (12); The heat insulation board (121) is arranged on the outer wall (12), and there is an outer layer ventilation gap (122) between two adjacent heat insulation boards (121); the heat reflection board (131) is arranged on the inner wall (13), there is an inner layer ventilation gap (132) between two adjacent heat reflection plates (131); the upper ends of the inner wall (13) and the outer wall (12) are connected by an annular plate (14), And the outer layer ventilation gap (122), the annular gap, and the inner layer ventilation gap (132) are gas-communicated to form a secondary air channel (11). 5. The heat reflection isolation cover according to claim 4, characterized in that there are ventilation holes (141) opened on the annular plate (14). 6. The heat reflection isolation cover according to claim 1, characterized in that the ring-shaped main body (01) is arranged in a ring shape or a square ring shape. 7. A gas cooker, comprising a burner (02), a hob (03), and the hob (03) is placed around the burner (02), characterized in that it also includes the The heat reflective isolation cover described above. 8. The gas cooker according to claim 7, characterized in that the hob (03) has a hob (31) supporting the cooking utensil (04), and the burner (02) has a combustion fire hole (21), The heat reflection isolation cover is placed between the burner (02) and the furnace frame (03), and the heat reflection isolation cover is lower than the furnace ear (31) and higher than the combustion fire hole (21).