CN219809947U - Range hood and integrated kitchen - Google Patents
Range hood and integrated kitchen Download PDFInfo
- Publication number
- CN219809947U CN219809947U CN202122160250.XU CN202122160250U CN219809947U CN 219809947 U CN219809947 U CN 219809947U CN 202122160250 U CN202122160250 U CN 202122160250U CN 219809947 U CN219809947 U CN 219809947U
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- Prior art keywords
- pipe
- air
- range hood
- hole
- annular
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- 238000009423 ventilation Methods 0.000 claims abstract description 23
- 239000007921 spray Substances 0.000 claims description 14
- 238000013459 approach Methods 0.000 claims description 3
- 238000010411 cooking Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 239000003517 fume Substances 0.000 abstract description 9
- 239000000779 smoke Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 239000007789 gas Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Abstract
The utility model discloses a range hood and an integrated kitchen range, comprising a machine body (1) and an air pipe (2), wherein the air pipe (2) is connected with the machine body (1); an air volume multiplier is arranged on the air pipe (2); the air volume multiplier comprises an air volume multiplier (3), a ventilation pipe (4) and a fan (5), wherein an air outlet of the fan (5) is connected with the air volume multiplier (3) through the ventilation pipe (4), and the fan (5) provides wind power for the air volume multiplier (3). The integrated kitchen comprises a kitchen range and the range hood, wherein the range hood is connected with the kitchen range. The oil fume absorbing device the power consumption of the machine is low, the influence of oil stains is small. The range hood of the integrated kitchen range has strong suction force, low power consumption and small influence from oil stains.
Description
Technical Field
The utility model relates to the technical field of kitchen appliances, in particular to a range hood and an integrated kitchen range.
Background
The kitchen ventilator is a kitchen appliance for purifying kitchen environment, is usually arranged above a kitchen stove, can quickly pump away smoke dust generated in the combustion of the kitchen stove and oil smoke harmful to human bodies in the cooking process, and is discharged outdoors, so that kitchen pollution is reduced, kitchen air is purified, and the kitchen ventilator has the functions of gas protection and explosion prevention. With the improvement of the living standard of people, the range hood is widely used, the requirements of users on the fume exhaust effect of the fume exhaust fan are also higher and higher.
The current range hood generally drives a motor to enable a wind wheel to rotate at a high speed, so that a negative pressure area is formed in a certain space range above a cooking range, and indoor oil smoke gas is sucked into the range hood, thereby realizing the purpose of exhausting the smoke gas along a fixed passage. However, the traditional wind wheel type range hood has limited suction force, can not well meet the requirements of fume emission in a large fume environment, has strong electricity consumption, has long service time, is easy to hang oil stains on a wind wheel, is not easy to clean, and influences the fume sucking effect of a fan.
Disclosure of Invention
The technical problem to be solved by the utility model is that, provides a range hood with strong suction force, the range hood has low power consumption and is less affected by oil stains.
The technical scheme of the utility model is that the range hood with the following structure is provided, and comprises a machine body and an air pipe, wherein the air pipe is connected with the machine body; the air quantity multiplier is arranged on the air pipe; the air volume multiplier comprises an air volume multiplier tube, a ventilation tube and a fan, the air outlet of the fan is connected with the air volume multiplier through a ventilation pipe, and the fan provides wind power for the air volume multiplier.
After adopting above structure, the range hood of the utility model has the following advantages compared with the prior art:
because the wind pipe of the range hood is provided with the wind volume multiplier, the wind volume multiplier is designed based on the Bernoulli principle, and a negative pressure area is formed by the high-speed uniform thin air curtain sprayed out of the wind volume multiplier, the effect of fume exhaust is realized, the structure that the traditional range hood uses wind wheels to exhaust fume is changed, and the range hood has strong suction force, low power consumption, small influence of oil stains and low use noise.
As an improvement, the air volume multiplier tube is transversely arranged in the air pipe, and a ventilation space is reserved between the air volume multiplier tube and the inner wall of the air pipe; the ventilation pipe penetrates through the air pipe from the outer side of the air pipe and is connected with the air inlet of the air quantity multiplying tube. After adopting this kind of structure, the range hood draws the effect of oil smoke better, and the suction is stronger.
As an improvement, the air volume multiplier comprises an annular spray pipe, a ventilation amplifying ring is formed on the inner side of the annular spray pipe, a hollow structure is arranged in the pipe body of the annular spray pipe, an annular narrow slit is formed on the pipe wall at one end of the pipe body, and the annular narrow slit is communicated with the inner cavity of the pipe body; the pipe wall outside the pipe body is provided with at least one air inlet, and the air inlet is connected with the air outlet of the fan through a ventilation pipe. After the structure is adopted, the air blown out by the fan enters the annular spray pipe from the air inlet, then is blown out from the annular narrow slit to form a thin air curtain to form a negative pressure area, and can drive the air to be blown out from between the ventilation amplifying ring, the annular spray pipe and the inner wall of the air pipe to form air flow, so that the structure is simple, and the suction effect is better.
As an improvement, two air inlets are symmetrically arranged on the pipe wall at the outer side of the pipe body. After the structure is adopted, the thin air curtain blown out by the annular narrow slit is more uniform.
As an improvement, a connecting pipe is arranged on the pipe wall at the outer side of the pipe body and at the position of the air inlet, and the inner cavity of the connecting pipe is communicated with the inner cavity of the pipe body. After adopting this kind of structure, structural design is more reasonable, and the effect of induced-air is better, more is favorable to forming even thin air curtain.
As an improvement, the shape of the first through hole on the section of the connecting pipe is wide at one end and narrow at the other end, and the first through hole is wider at one end far away from the annular narrow slit and gradually narrows as the first through hole approaches the annular narrow slit; the shape of the air inlet is equal to that of the air inlet the shape of the first through hole is matched. By adopting the structure, the wind resistance can be reduced.
As an improvement, the inner wall of the wider end of the first through hole is an arc surface, and the inner wall of the narrower end of the first through hole is also an arc surface. After the structure is adopted, the structural design is reasonable.
As an improvement, the shape of the second through hole on the section of the pipe body is elliptical, and the annular narrow slit is arranged on one side of the second through hole and is connected with the second through hole. After the structure is adopted, the device has the advantages that, and is more useful for forming a uniform thin air curtain.
As an improvement, an annular supporting ring is arranged in the annular narrow slit, a first supporting ring and a second supporting ring are arranged on the annular supporting ring, and the second supporting ring is arranged in the first supporting ring; the first support ring and the second support ring are connected through connecting ribs, and an air outlet gap is formed between the first support ring and the second support ring. After the structure is adopted, the structure is more reliable, and the annular narrow slit cannot be deformed in the manufacturing process.
As an improvement, the annular spray pipe is in a circular ring shape or an elliptical ring shape or an 8 shape.
As an improvement, the shape of the first through hole on the section of the connecting pipe is round or elliptical.
The utility model aims to solve the other technical problem of providing the integrated kitchen range, which has the advantages of strong suction force, low power consumption and small influence of oil stains.
The integrated kitchen range comprises a kitchen range top and the range hood with the structure, wherein the range hood is connected with the kitchen range top.
After adopting above structure, the range hood of the utility model has the following advantages compared with the prior art:
because the wind pipe of the range hood of the integrated kitchen range is provided with the wind volume multiplier, the wind volume multiplier is designed based on the Bernoulli principle, and a negative pressure area is formed by the high-speed uniform thin air curtain sprayed out of the wind volume multiplier, the effect of exhausting the oil smoke is realized, the structure that the traditional range hood uses wind wheels to exhaust the oil smoke is changed, and the range hood has strong suction force, low power consumption, small influence of oil stains and low use noise.
Drawings
Fig. 1 is a schematic perspective view of a range hood according to the present utility model.
Fig. 2 is a schematic perspective view of an air volume multiplier of the range hood according to the present utility model.
Fig. 3 is a schematic perspective view of an air volume multiplier of the range hood according to the present utility model.
FIG. 4 shows the air volume multiplication of the range hood of the present utility model another angular perspective view of the tube is schematically shown.
Fig. 5 shows a range hood according to the present utility model and a schematic diagram of a front view structure of the air volume multiplier.
Fig. 6 is a schematic view of the cross-sectional structure in the direction A-A in fig. 5.
Fig. 7 is a schematic view of the sectional structure in the direction B-B in fig. 5.
Fig. 8 is a schematic perspective view of an integrated cooker according to the present utility model.
Fig. 9 is a schematic view of a part of the structure of the integrated cooker of the utility model.
Fig. 10 is a schematic perspective view of an air volume multiplier of the integrated kitchen range of the present utility model.
Fig. 11 is a schematic perspective view of another angle of the air volume multiplier of the integrated kitchen range according to the present utility model.
The figure shows: 1. the device comprises a machine body, 2, an air pipe, 3, an air volume multiplier, 301, an annular spray pipe, 302, a ventilation amplifying ring, 303, an annular narrow slit, 304, a second through hole, 305, an air inlet, 306, a connecting pipe, 307, a first through hole, 4, an air pipe, 5 and a fan.
Detailed Description
For a better understanding of the utility model, various aspects of the utility model will be described in more detail with reference to the accompanying drawings. It should be understood that the detailed description is merely illustrative of exemplary embodiments of the utility model and is not intended to limit the scope of the utility model in any way. Like reference numerals refer to like elements throughout the specification.
In the drawings, the thickness, size and shape of the object have been slightly exaggerated for convenience of explanation. The drawings are merely examples, rather than drawn to scale.
It will be further understood that the terms "comprises," "comprising," "includes," "including" and/or "having," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
As shown in fig. 1 to 7, the present embodiment discloses a range hood comprising a body 1 and an air duct 2, wherein the air duct 2 is connected with the body 1.
The air pipe 2 is provided with an air volume multiplier. The air volume multiplier comprises an air volume multiplier tube 3, a ventilation tube 4 and a fan 5. The air volume multiplier 3 comprises an annular spray pipe 301, a ventilation pipe 4 channel 302 is formed inside the annular spray pipe 301, the pipe body of the annular spray pipe 301 is of a hollow structure, an annular narrow slit 303 is formed in the pipe wall at one end of the pipe body, and the annular narrow slit 303 is communicated with the inner cavity of the pipe body; the second through hole 304 is oval in shape in the cross section of the tube body, the annular narrow slit 303 is disposed at one side of the second through hole 304, and the annular narrow slit 303 is connected with the second through hole 304. An annular supporting ring is arranged in the annular narrow slit 303, a first supporting ring and a second supporting ring are arranged in the annular supporting ring, and the second supporting ring is arranged in the first supporting ring; the first support ring and the second support ring are connected through connecting ribs, and an air outlet gap is formed between the first support ring and the second support ring. The width of the first support ring and the second support ring is 1 millimeter. The outer side wall of the first supporting ring is fixedly connected to the inner wall of the annular narrow slit 303, the connection can be fixed by glue.
The pipe wall outside the pipe body is provided with at least one air inlet 305, in this embodiment, two air inlets 305 are symmetrically arranged on the pipe wall outside the pipe body. A connecting pipe 306 is arranged on the pipe wall at the outer side of the pipe body and at the position of the air inlet 305, in this embodiment, two connecting pipes 306 are arranged, and the two connecting pipes 306 are respectively in butt joint with the corresponding air inlets 305; the inner cavity of the connecting pipe 306 is communicated with the inner cavity of the pipe body. Two ventilation pipes 4 are also arranged, and the two ventilation pipes 4 are respectively connected between the fan 5 and the corresponding connecting pipes 306. The first through hole 307 is wide at one end and narrow at the other end in the cross section of the connecting pipe 306, and the first through hole 307 is wider at one end far from the annular narrow slit 303, and gradually narrows as it approaches the annular narrow slit 303. The shape of the air inlet 305 is matched with the shape of the first through hole 307. The inner wall of the wider end of the first through hole 307 is an arc surface, and the inner wall of the narrower end of the first through hole 307 is also an arc surface.
The air volume multiplier tube 3 is transversely arranged in the air pipe 2, and a ventilation space is reserved between the air volume multiplier tube 3 and the inner wall of the air pipe 2; the ventilation pipe 4 is communicated with the outside of the air pipe 2, and the air pipe 2 is connected with the air inlet 305 of the air volume multiplier 3.
When the range hood is used, the fan 5 is started, the fan 5 blows air into the tube body of the air volume multiplier tube 3 through the ventilation tube 4, then a uniform thin air curtain is blown out from the annular narrow slit 303 to form a negative pressure area, and the inner side and the periphery of the air volume multiplier tube 3 are influenced by the negative pressure to form multiplication air flow, so that the oil smoke is taken away, and the effect of exhausting the oil smoke is greatly improved. The structure that the wind wheel is used for exhausting the oil fume by changing the traditional range hood is changed, so that the range hood has strong suction force, low power consumption, little influence of oil stains and low use noise.
As shown in fig. 8 to 11, the utility model also discloses an integrated kitchen range, which comprises a kitchen range and the range hood with the structure, wherein the range hood is connected with the kitchen range. The air pipe 2 of the range hood of the integrated kitchen range is arranged below the integrated kitchen range, and the structure is in the prior art and is not described herein.
Claims (12)
1. A range hood comprises a machine body (1) and an air pipe (2), the air pipe (2) is connected with the machine body (1); the method is characterized in that: the air pipe (2) is provided with an air volume multiplier is arranged; the air volume multiplier comprises an air volume multiplier (3), a ventilation pipe (4) and a fan (5), wherein an air outlet of the fan (5) is connected with the air volume multiplier (3) through the ventilation pipe (4), and the fan (5) provides wind power for the air volume multiplier (3).
2. The range hood of claim 1, wherein: the air volume multiplier (3) is transversely arranged in the air pipe (2), a ventilation space is reserved between the air volume multiplier tube (3) and the inner wall of the air pipe (2); the ventilation pipe (4) penetrates through the air pipe (2) from the outer side of the air pipe (2) and is connected with an air inlet (305) of the air volume multiplier tube (3).
3. The range hood of claim 2, wherein: the air volume multiplier (3) comprises an annular spray pipe (301), a ventilation amplification ring (302) is formed on the inner side of the annular spray pipe (301), the inside of the annular spray pipe (301) is of a hollow structure, an annular narrow slit (303) is formed in the pipe wall at one end of the pipe body, and the annular narrow slit (303) is communicated with the inner cavity of the pipe body; at least one air inlet (305) is arranged on the pipe wall at the outer side of the pipe body, and the air inlet (305) is connected with the air outlet of the fan (5) through a ventilation pipe (4).
4. A range hood according to claim 3, wherein: two air inlets (305) are symmetrically arranged on the pipe wall at the outer side of the pipe body.
5. A range hood according to claim 3, wherein: and a connecting pipe (306) is arranged on the pipe wall at the outer side of the pipe body and at the position of the air inlet (305), and the inner cavity of the connecting pipe (306) is communicated with the inner cavity of the pipe body.
6. The range hood of claim 5, wherein: the first through hole (307) on the section of the connecting pipe (306) is wide at one end and narrow at the other end, and the first through hole (307) is wider at one end far away from the annular narrow slit (303) and gradually narrows as the first through hole approaches the annular narrow slit (303); the shape of the air inlet (305) is matched with the shape of the first through hole (307).
7. The range hood of claim 6, wherein: the inner wall of the wider end of the first through hole (307) is an arc surface, and the inner wall of the narrower end of the first through hole (307) is also an arc surface.
8. A range hood according to claim 3, wherein: the shape of the second through hole (304) on the section of the pipe body is elliptical, the annular narrow slit (303) is arranged on one side of the second through hole (304), and the annular narrow slit (303) is connected with the second through hole (304).
9. A range hood according to claim 3, wherein: an annular supporting ring is arranged in the annular narrow slit (303), a first supporting ring and a second supporting ring are arranged in the annular supporting ring, and the second supporting ring is arranged in the first supporting ring; the first support ring and the second support ring are connected through connecting ribs, and an air outlet gap is formed between the first support ring and the second support ring.
10. A range hood according to claim 3, wherein: the annular spray pipe (301) is in a circular shape or an elliptical shape or a 8 shape.
11. The range hood according to claim 5, the method is characterized in that: the shape of the first through hole (307) on the section of the connecting pipe (306) is round or oval.
12. An integrated kitchen, includes top of a kitchen range, its characterized in that: further comprising a range hood according to any one of claims 1 to 11, said range hood being connected to said cooking bench.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022476185 | 2020-10-31 | ||
| CN2020224761857 | 2020-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219809947U true CN219809947U (en) | 2023-10-10 |
Family
ID=88216014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122160250.XU Active CN219809947U (en) | 2020-10-31 | 2021-09-08 | Range hood and integrated kitchen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219809947U (en) |
-
2021
- 2021-09-08 CN CN202122160250.XU patent/CN219809947U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |