CN213453812U

CN213453812U - Range hood with built-in cold blowing device

Info

Publication number: CN213453812U
Application number: CN202022509637.7U
Authority: CN
Inventors: 袁力
Original assignee: Zhongshan Kangnuo Smart Home Co ltd
Current assignee: Zhongshan Kangnuo Smart Home Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-06-15
Anticipated expiration: 2030-11-03

Abstract

A range hood with a built-in cooling device comprises a shell, wherein a smoke exhaust system is arranged in the shell and provided with a discharge flue for discharging smoke out of a room, a smoke exhaust fan is arranged in the discharge flue, and a cooling device is further arranged on the side wall of the discharge flue. The cold blowing device comprises a semiconductor refrigerating element, wherein the semiconductor refrigerating element is provided with a hot end and a cold end, a radiating fin attached to the hot end of the semiconductor refrigerating element, a cold dissipating sheet attached to the cold end of the semiconductor refrigerating element, and a cold blowing combined pipe sleeved on the periphery of the cold dissipating sheet. The cold blowing combined pipe comprises an air inlet pipe, a cold accumulation square pipe, a butt joint pipe, an air inlet pipe of a blowing air cooler, an air outlet pipe of the blowing air cooler and a cold outlet pipe which are connected in sequence, and the cold dissipation sheet is positioned in the cold accumulation square pipe. The hot junction setting of the cold blowing device of present case lampblack absorber is outside the discharge flue, cold junction setting, and through blowing cold combination pipe with air conditioning direction to preceding baffle, overall structure is compact, manufacturing cost, later maintenance are with low costs, can effectual saving energy consumption.

Description

Range hood with built-in cold blowing device

Technical Field

The utility model relates to a domestic appliance equipment technical field especially relates to a built-in forced draught cooling device's lampblack absorber.

Background

During cooking, the use of the cooktop can generate a large amount of heat in the kitchen, resulting in an increase in the temperature of the entire kitchen space, which reduces the comfort of the environment. Currently, some manufacturers improve the working environment of the kitchen by developing a range hood with a refrigeration module. The refrigeration module of the existing range hood product adopts either semiconductor refrigeration or a refrigeration cycle system consisting of a compressor, an evaporator and a condenser. Most of the existing refrigeration systems applied to the range hood are complex in structure, and a plurality of parts such as heat conduction pipes, cold conduction pipes, radiating fins, circulating water paths, water tanks and the like need to be arranged in the limited inner cavity of the range hood. This just makes the manufacturing cost of the refrigerating system in above-mentioned current lampblack absorber high, and the later maintenance cost is high, has also increased energy resource consumption, and the smoke ventilator volume can only corresponding grow.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome shortcoming and not enough among the prior art, provide a built-in lampblack absorber that blows cold charge and put, its overall structure is compact, need not to implant complicated cooling system or water cooling system, and manufacturing cost, later maintenance are with low costs, still can effectual saving energy consumption.

In order to achieve the purpose, the scheme is realized by the following technical scheme:

a range hood with a built-in cooling device comprises a shell, wherein a smoke exhaust system is arranged in the shell and provided with a smoke exhaust channel for exhausting smoke out of a room, and a smoke exhaust fan is arranged in the smoke exhaust channel. And the side wall of the discharge flue is also provided with a cold blowing device, the cold blowing device comprises a semiconductor refrigerating element, and the semiconductor refrigerating element is provided with a hot end and a cold end, a radiating fin attached to the hot end of the semiconductor refrigerating element, a cold dissipating fin attached to the cold end of the semiconductor refrigerating element, and a cold blowing combined pipe sleeved on the periphery of the cold dissipating fin. The hot junction setting of the forced draught cooling device of present case is in the discharge flue, and the cold junction setting of forced draught cooling device is outside the discharge flue, and the cold junction of forced draught cooling device leads cold air to the preceding baffle of lampblack absorber casing through forced draught cooling combination pipe on to blow off cold wind from the preceding baffle.

Furthermore, the blowing-cooling combined pipe comprises an air inlet pipe, a cold accumulation square pipe, a butt joint pipe, an air inlet pipe of a blowing-cooling fan, an air outlet pipe of the blowing-cooling fan and a cold outlet pipe which are connected in sequence, the cold dissipation sheet is positioned in the cold accumulation square pipe, and a blowing-cooling fan is connected between the butt joint pipe and the cold outlet pipe.

Furthermore, the end of the air inlet pipe, which is not connected with the cold accumulation square pipe, is communicated to an air inlet formed in a top plate of the range hood shell, and a filter screen is arranged on the air inlet.

Furthermore, the end of the cold outlet pipe, which is not connected with the air blower, is communicated to a cold outlet arranged on a front baffle of the range hood shell, and a wind guide partition plate is arranged in the cold outlet.

Preferably, an assembly opening is formed in the side wall of the exhaust flue of the range hood, and the semiconductor refrigeration element is installed in the assembly opening through a heat insulation cotton installation seat.

Preferably, the smoke exhaust fan, the blowing fan and the semiconductor refrigeration element are electrically connected with the power supply.

Compared with the prior art, the beneficial effects of the utility model are that:

the range hood with the built-in cooling device refrigerates through the semiconductor refrigerating element, the radiating fins at the hot end of the semiconductor refrigerating element are arranged in the exhaust flue of the range hood, the range hood exhausts smoke and radiates the hot end of the semiconductor refrigerating element, and the radiating mode does not need an external radiating fan or an external water cooling system, so that energy consumption can be effectively saved. Meanwhile, cold air produced by the semiconductor refrigerating element is guided by the cold blowing combined pipe, so that the cold air is blown out from a cold outlet on a front baffle plate of the range hood, and the temperature environment in a kitchen is more comfortable. Because the hot end of the semiconductor refrigerating element is directly attached to the radiating fin and the cold end is directly attached to the cooling fin, the whole structure of the cooling device in the shell of the range hood is compact, a complex radiating system or a water cooling system is not required to be implanted, and the production cost and the later maintenance cost are lower. Meanwhile, the cooling device is simple and efficient in structure, so that the cooling effect of the cooling device is more stable and durable.

In order to make the present invention more clearly understood, preferred embodiments of the present invention will be described below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic perspective view of the range hood of the present invention;

FIG. 2 is a schematic view of the internal structure of the range hood of the present invention;

FIG. 3 is a schematic view of the assembly of the cooling device of the present invention;

FIG. 4 is a schematic structural view of the cooling device of the present invention;

FIG. 5 is a schematic view of the assembly of the semiconductor refrigeration component, the heat sink, and the heat sink of the present invention;

fig. 6 is a perspective view of the semiconductor refrigeration element, the heat sink, and the heat dissipation plate of the present invention.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 to 6, a range hood with a built-in cooling device includes a housing 1, a smoke exhaust system is disposed in the housing 1, the smoke exhaust system has a smoke exhaust channel 11 for exhausting smoke out of a room, and a smoke exhaust fan is disposed in the smoke exhaust channel 11. Further, still be provided with a cold blowing device 3 on the lateral wall of discharge flue 11, this cold blowing device 3 has hot junction and cold junction, and the hot junction of cold blowing device 3 sets up in discharge flue 11, and the cold junction of cold blowing device 3 sets up outside discharge flue 11, and the cold junction of cold blowing device 3 leads cold air to the preceding baffle of lampblack absorber casing 1 through cold blowing combination pipe 5 to discharge from the preceding baffle. Meanwhile, when the oil smoke extraction system works, the smoke exhaust fan in the discharge flue 11 operates and sucks oil smoke to be exhausted outdoors, and the hot end of the cold blowing device 3 in the discharge flue 11 is cooled simultaneously in the smoke exhaust process of the oil smoke extraction system, so that the cold blowing device 3 is always kept in a high-efficiency refrigeration state.

The cold blowing device 3 comprises a semiconductor refrigerating element 31, wherein the semiconductor refrigerating element 31 is provided with a hot end and a cold end, a radiating fin 32 attached to the hot end of the semiconductor refrigerating element 31, a cold dissipating fin 33 attached to the cold end of the semiconductor refrigerating element 31, and a cold blowing combined pipe 5 sleeved on the periphery of the cold dissipating fin 33. Preferably, in this embodiment, an assembly opening is formed in a side wall of the discharge flue 11 of the range hood, and the semiconductor refrigeration element 31 is installed in the assembly opening, so that the heat dissipation fins 32 are located in the discharge flue 11 of the range hood, the cold dissipation fins 33 are located outside the discharge flue 11 of the range hood, and the cold dissipation fins 33 are located in the combined blowing-cooling pipe 5.

Further, the cooling combination tube 5 comprises an air inlet tube 51, a cold accumulation square tube 52, a butt joint tube 53, an air inlet tube of a cooling blower 54, an air outlet tube of the cooling blower 54 and a cold outlet tube 55 which are connected in sequence; the cold dissipation sheet 33 is positioned in the cold accumulation square pipe 52; one end of the air inlet pipe 51, which is not connected with the cold accumulation square pipe 52, is communicated with an air inlet arranged on the top plate of the range hood shell 1; a blowing air cooler 54 is connected between the butt joint pipe 53 and the cold outlet pipe 55; one end of the cold outlet pipe 55, which is not connected to the blowing air blower 54, is communicated to a cold outlet 56 formed on a front baffle of the range hood housing 1.

Furthermore, a wind guide partition plate is arranged in the cold outlet 56 on the front baffle of the range hood housing 1, and the wind guide partition plate is convenient for adjusting the blowing direction of the cold wind.

Furthermore, a filter screen is arranged on an air inlet on a top plate of the range hood shell 1, and impurities can be effectively prevented from entering the cooling combined pipe 5 by the filter screen.

Further, the smoke exhaust fan, the blowing fan 54 and the semiconductor refrigeration element 31 are all electrically connected to a power supply.

Further, the semiconductor cooling element 31 is mounted in a mounting hole formed in a side wall of the discharge flue 11 by a heat insulating sponge mounting seat.

Compared with the prior art, the utility model discloses a built-in pressure-sensitive cooling device 3's lampblack absorber, it refrigerates through semiconductor refrigerating element 31 to set up the fin 32 in semiconductor refrigerating element 31 hot junction in the discharge flue 11 of lampblack absorber, also dispel the heat to semiconductor refrigerating element 31's hot junction when the lampblack absorber is discharged fume, and this kind of radiating mode need not external radiator fan or external water cooling system, can effectually practice thrift the energy consumption. Meanwhile, cold air produced by the semiconductor refrigeration element 31 is guided by the cold blowing combined pipe 5, so that the cold air is blown out from a cold outlet 56 on the front baffle plate of the range hood, and the temperature environment in a kitchen is more comfortable. Because the hot end of the semiconductor refrigeration element 31 is directly attached to the radiating fin 32, and the cold end is directly attached to the cooling fin 33, the cooling device 3 in the range hood shell 1 is compact in structure, a complex radiating system or a water cooling system does not need to be implanted, and the production cost and the later maintenance cost are lower. Meanwhile, the cooling device 3 has a simple and efficient structure, so that the cooling effect of the cooling device 3 is more stable and durable.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides a built-in lampblack absorber that blows cold charge and put, includes the casing, is provided with the oil smoke pumping system in the casing, and the oil smoke pumping system has the outdoor discharge flue of oil smoke discharge, is provided with smoke exhaust fan, its characterized in that in the discharge flue: and a cold blowing device is also arranged on the side wall of the discharge flue, the cold blowing device is provided with a hot end and a cold end, the hot end of the cold blowing device is arranged in the discharge flue, the cold end of the cold blowing device is arranged outside the discharge flue, and the cold end of the cold blowing device guides cold air to a front baffle of the shell of the range hood through a cold blowing combined pipe.

2. The range hood with the built-in cold blowing device according to claim 1, characterized in that: the cold blowing device comprises a semiconductor refrigerating element, wherein the semiconductor refrigerating element is provided with a hot end, a cold end, a radiating fin, a cold dissipating sheet and a cold blowing combined pipe, the radiating fin is attached to the hot end of the semiconductor refrigerating element, the cold dissipating sheet is attached to the cold end of the semiconductor refrigerating element, and the cold blowing combined pipe is sleeved on the periphery of the cold dissipating sheet.

3. A range hood with a built-in cooling device according to claim 2, wherein: the cold blowing combined pipe comprises an air inlet pipe, a cold accumulation square pipe, a butt joint pipe, an air inlet pipe of a blowing air cooler, an air outlet pipe of the blowing air cooler and a cold outlet pipe which are connected in sequence, the cold dissipation sheet is positioned in the cold accumulation square pipe, and a blowing air cooler is connected between the butt joint pipe and the cold outlet pipe.

4. A range hood with a built-in cooling device according to claim 3, wherein: and one end of the air inlet pipe, which is not connected with the cold accumulation square pipe, is communicated to an air inlet formed in a top plate of the shell of the range hood.

5. The range hood with the built-in cold blowing device according to claim 4, characterized in that: and a filter screen is arranged on the air inlet on the top plate of the shell of the range hood.

6. A range hood with a built-in cooling device according to claim 3, wherein: and one end of the cold outlet pipe, which is not connected with the cold air blower, is communicated to a cold outlet arranged on a front baffle plate of the range hood shell.

7. The range hood with the built-in cold blowing device according to claim 6, characterized in that: and an air guide partition plate is arranged in the cold outlet.

8. A range hood with a built-in cooling device according to claim 3, wherein: an assembly opening is formed in the side wall of the exhaust flue of the range hood, and the semiconductor refrigeration element is installed in the assembly opening through a heat insulation cotton installation seat.

9. A range hood with a built-in cooling device according to claim 3, wherein: the smoke exhaust fan, the blowing fan and the semiconductor refrigeration element are electrically connected with the power supply.