CN216868549U - Exhaust device and integrated kitchen - Google Patents
Exhaust device and integrated kitchen Download PDFInfo
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- CN216868549U CN216868549U CN202220208546.6U CN202220208546U CN216868549U CN 216868549 U CN216868549 U CN 216868549U CN 202220208546 U CN202220208546 U CN 202220208546U CN 216868549 U CN216868549 U CN 216868549U
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Abstract
The utility model provides an exhaust device and an integrated stove, and relates to the technical field of kitchen appliances, wherein the exhaust device comprises an exhaust pipe and a noise reduction mechanism; the noise reduction mechanism comprises a noise reduction pipe body, the noise reduction pipe body is arranged in the exhaust pipe, and a gap is formed between the noise reduction pipe body and the inner wall of the exhaust pipe. The clearance between the inner wall of the body of making an uproar and exhaust pipe can supply the flue gas to flow in the exhaust pipe, because the inside wall and the lateral wall of the body of making an uproar all can with the sound wave contact, the area of contact of the body of making an uproar and sound wave is great, thereby makes the body of making an uproar possess the good performance of making an uproar, makes the noise of exhaust pipe effectively reduce.
Description
Technical Field
The utility model relates to the technical field of kitchen appliances, in particular to an exhaust device and an integrated stove.
Background
The integrated kitchen range is a kitchen appliance integrating multiple functions of a range hood, a gas stove, a disinfection cabinet, a storage cabinet and the like. The noise component is one of the important performance indexes of the integrated cooker, and the exhaust pipe is one of the important components influencing the noise performance of the integrated cooker.
In the prior art, the noise reduction means for the exhaust pipe mainly adopts flow guiding, and the shape and the position of an exhaust outlet of the exhaust pipe are designed, so that smoke can smoothly flow in the exhaust pipe. However, the noise reduction effect of the above method is limited, and the noise of the exhaust pipe is still large.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an exhaust device, which aims to solve the technical problem that the exhaust device in the prior art is relatively noisy.
The air exhaust device provided by the utility model comprises an air exhaust pipe and a noise reduction mechanism;
the noise reduction mechanism comprises a noise reduction pipe body, the noise reduction pipe body is arranged in the exhaust pipe, and a gap is formed between the noise reduction pipe body and the inner wall of the exhaust pipe.
Further, the noise reduction tube body comprises an inner side wall and an outer side wall;
the outer side wall is sleeved outside the inner side wall, and the outer side wall and the inner side wall are arranged at intervals; the inner side wall and the outer side wall are provided with a plurality of through holes, and a noise reduction layer is filled between the inner side wall and the outer side wall.
Further, the noise reduction mechanism further comprises a connecting piece;
the connecting pieces are respectively arranged on two sides of the noise reduction pipe body along the radial direction of the noise reduction pipe body, one end of each connecting piece is connected with the noise reduction pipe body, and the other end of each connecting piece is connected with the inner wall of the exhaust pipe;
the axis of the noise reduction pipe body is parallel to the axis of the exhaust pipe.
Further, the noise reduction pipe body and the exhaust pipe are coaxially arranged.
Further, along the axial direction of the noise reduction pipe body, the noise reduction pipe body comprises a first end face and a second end face which are oppositely arranged, and the connecting piece comprises a third end face and a fourth end face which are oppositely arranged;
the first end face, the second end face, the third end face and the fourth end face are all cambered surfaces; the first end surface protrudes towards one side far away from the second end surface, and the second end surface protrudes towards one side far away from the first end surface; the third end surface protrudes towards one side far away from the fourth end surface, and the fourth end surface protrudes towards one side far away from the third end surface.
Furthermore, the connecting piece is of a hollow structure, a plurality of through holes are formed in the connecting piece, and the hollow structure is filled with the noise reduction layer.
Further, the connecting piece with the inner wall sliding connection of exhaust pipe, the connecting piece can be followed the axial of exhaust pipe for the exhaust pipe slides.
Further, be equipped with the slide rail on the inner wall of exhaust pipe, be equipped with the gleitbretter on the connecting piece, the gleitbretter stretches into the slide rail, just the gleitbretter can be followed the extending direction of slide rail slides.
Furthermore, an air inlet is formed in the side wall of the exhaust pipe; along the axial direction of exhaust pipe, the mechanism of making an uproar with fall the air intake interval setting.
Furthermore, along the axial of exhaust pipe, the both sides of air intake are equipped with respectively the body of making an uproar falls.
Furthermore, a noise reduction layer is arranged on the inner wall of the exhaust pipe.
The utility model also aims to provide an integrated stove comprising the air exhaust device.
The air exhaust device provided by the utility model comprises an air exhaust pipe and a noise reduction mechanism; the noise reduction mechanism comprises a noise reduction pipe body, the noise reduction pipe body is arranged in the exhaust pipe, and a gap is formed between the noise reduction pipe body and the inner wall of the exhaust pipe. The clearance between the inner wall of the body of making an uproar and exhaust pipe can supply the flue gas to flow in the exhaust pipe, because the inside wall and the lateral wall of the body of making an uproar all can with the sound wave contact, the area of contact of the body of making an uproar and sound wave is great, thereby makes the body of making an uproar possess the good performance of making an uproar, makes the noise of exhaust pipe effectively reduce.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of an air exhaust device provided in an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an exhaust device provided by an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an exhaust duct in the exhaust device according to the embodiment of the present invention;
FIG. 4 is a front view of an exhaust device provided by an embodiment of the present invention;
fig. 5 is an exploded view of a noise reducing duct body in an exhaust device according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a noise reduction pipe body in an exhaust device according to an embodiment of the present invention;
fig. 7 is a schematic structural view of an integrated cooker according to an embodiment of the present invention.
An icon: 1-an exhaust pipe; 11-an air outlet; 12-an air inlet; 13-inner wall; 2-a noise reduction mechanism; 21-a noise reducing pipe body; 211-inner side wall; 212-an outer sidewall; 213-a cover body; 214-a tubular body; 215-a first end face; 216-a second end face; 22-a connector; 221-a third end face; 222-a fourth end face; 3, a fan; 4-a slip sheet; 5-a slide rail; 6-through hole.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides an exhaust device and an integrated stove, and a plurality of embodiments are provided below to describe the exhaust device and the integrated stove in detail.
Example 1
The exhaust device provided by the embodiment, as shown in fig. 1 to 7, includes an exhaust duct 1 and a noise reduction mechanism 2; the noise reduction mechanism 2 comprises a noise reduction pipe body 21, the noise reduction pipe body 21 is arranged in the exhaust pipe 1, and a gap is formed between the noise reduction pipe body 21 and the inner wall 13 of the exhaust pipe 1.
The clearance between the inner wall 13 of the body 21 of making an uproar and exhaust pipe 1 of making an uproar can supply the flue gas to flow in exhaust pipe 1, because the inside wall 211 and the lateral wall 212 of the body 21 of making an uproar all can with the sound wave contact, the area of contact of the body 21 of making an uproar and sound wave is great to make the body 21 of making an uproar possess good performance of making an uproar, make the noise of exhaust pipe 1 effectively reduce.
Specifically, compared with a noise reduction member having a non-tubular shape (such as a column shape, a block shape, or a plate shape), the noise reduction tube body 21 not only has the outer side wall 212 capable of contacting with the sound wave, but also has the inner side wall 211 capable of contacting with the sound wave, so that the contact area between the noise reduction tube body 21 and the sound wave is greatly increased, and the noise reduction performance of the noise reduction tube body 21 is improved.
Along the axial direction of the noise reduction pipe body 21, the end surface of the noise reduction pipe body 21 may be in a circular shape, an elliptical shape, a square ring shape, or any other suitable shape.
The axial direction of the noise reduction tube body 21 and the axial direction of the exhaust duct 1 may be parallel or inclined, for example, the minimum included angle between the axial direction of the noise reduction tube body 21 and the axial direction of the exhaust duct 1 is 10 °, 15 ° or 20 ° or any suitable angle.
The noise reduction tube body 21 may include an inner sidewall 211 and an outer sidewall 212, and noise reduction layers are disposed on both the inner sidewall 211 and the outer sidewall 212.
The noise reduction layer can be made of sound absorption cotton or any suitable material such as fiberboard.
Further, the noise reduction tube body 21 includes an inner side wall 211 and an outer side wall 212; the outer side wall 212 is sleeved outside the inner side wall 211, and the outer side wall 212 and the inner side wall 211 are arranged at intervals; all be equipped with a plurality of through-holes 6 on inside wall 211 and the lateral wall 212, and it has the noise reduction layer to fill between inside wall 211 and the lateral wall 212.
When the sound wave contacts the outer side wall 212, the sound wave enters the noise reduction layer through the through holes 6 on the outer side wall 212, and the noise reduction layer plays a role in absorbing sound and reducing noise, so that the noise of the exhaust pipe 1 is reduced; when the sound wave contacted with inside wall 211, the sound wave can get into through-hole 6 on the inside wall 211 and fall the layer of making an uproar, falls the layer of making an uproar and plays the effect of inhaling the sound and falling the noise, makes the noise reduction of exhaust pipe 1.
When the noise reduction pipe body 21 is arranged in the exhaust pipe 1, the exhaust pipe 1 is fixed with the noise reduction pipe body 21, and the connection mode can be detachable connection, such as clamping connection or threaded connection, and also can be fixed connection, such as bonding or welding.
The noise reduction pipe 21 may be connected to the inner wall 13 of the exhaust duct 1 through a connector 22, or may be directly connected to the inner wall 13 of the exhaust duct 1. When the noise reduction pipe body 21 is connected to the inner wall 13 of the exhaust duct 1 through the connecting member 22, the number of the connecting member 22 may be one or more.
Preferably, the noise reduction mechanism 2 further comprises a connector 22; the connecting pieces 22 are respectively arranged at two sides of the noise reducing pipe body 21 along the radial direction of the noise reducing pipe body 21, one end of each connecting piece 22 is connected with the noise reducing pipe body 21, and the other end of each connecting piece 22 is connected with the inner wall 13 of the exhaust pipe 1; the axis of the noise reduction pipe body 21 is parallel to the axis of the exhaust pipe 1.
The connecting member 22 may be in any suitable form such as plate, block or rod. One end of the connector 22 may be detachably connected to the noise reducing pipe body 21, or may be fixedly connected to the noise reducing pipe body.
In this embodiment, the axial direction of the exhaust duct 1 is arranged along the horizontal direction, the two ends of the exhaust duct 1 respectively form the exhaust ports 11, and the air inlet 12 is arranged on the top surface of the exhaust duct 1.
When the axis of the noise reduction tube 21 is parallel to the axis of the exhaust tube 1, one end of the noise reduction tube 21 is opposite to one end of the exhaust tube 1, the other end of the noise reduction tube 21 is opposite to the other end of the exhaust tube 1, and in the process that smoke flows from the air inlet 12 to the air outlet 11, part of smoke in the exhaust tube 1 can pass through the noise reduction tube 21, namely, a channel (i.e., a second region) for smoke flowing can be formed in the inner side wall 211 of the noise reduction tube 21.
The top surfaces of the two connecting pieces 22, the outer side wall 212 of the noise reduction tube body 21 between the top surfaces of the two connecting pieces 22 and the inner wall 13 of the exhaust pipe 1 are surrounded to form a first area, the inner side wall 211 of the noise reduction tube body 21 is surrounded to form a second area, and the bottom surfaces of the two connecting pieces 22, the outer side wall 212 of the noise reduction tube body 21 between the bottom surfaces of the two connecting pieces 22 and the inner wall 13 of the exhaust pipe 1 are surrounded to form a third area. The flue gas is lower at first regional internal flow velocity, and is medium in the regional internal flow velocity of second, and the velocity of flow is higher in the third region, and body 21 and the connecting piece 22 of making an uproar fall can carry out the regional division of airflow velocity to exhaust pipe 1, play the effect of rectification to realize the noise and reduce greatly, effectively fall the noise to exhaust pipe 1.
Wherein, along the axial of the noise reducing pipe body 21, the end of the connecting piece 22 can be flush with the end of the noise reducing pipe body 21, the end of the connecting piece 22 can protrude from the end of the noise reducing pipe body 21, and the end of the connecting piece 22 can also be located at one side of the end of the noise reducing pipe body 21 facing the middle of the noise reducing pipe body 21.
In this embodiment, the connecting member 22 is plate-shaped, and along the axial direction of the noise reducing pipe body 21, the end of the connecting member 22 is flush with the end of the noise reducing pipe body 21, so that the axial lengths of the top surface and the bottom surface of the connecting member 22 are the same as the axial length of the noise reducing pipe body 21, thereby better dividing the airflow velocity region.
The noise reduction pipe body 21 and the exhaust pipe 1 may be disposed non-coaxially or coaxially.
In this embodiment, the noise reduction pipe 21 is disposed coaxially with the exhaust pipe 1.
With the arrangement, the noise reduction tube 21 can be located at the center of the exhaust duct 1, so that the air flow can pass through the noise reduction tube 21 smoothly.
In this embodiment, the axial level of exhaust pipe 1 sets up, air intake 12 place plane level sets up, the top surface and the equal level in bottom surface of connecting piece 22 set up, and the top surface of two connecting pieces 22 is parallel and level each other, the bottom surface of two connecting pieces 22 is parallel and level each other, make first region and third region partition, along vertical direction promptly, the top of the inner wall 13 of exhaust pipe 1 and the distance D1 of the axis of the body 21 of making an uproar are equal to the bottom of the inner wall 13 of exhaust pipe 1 and the distance D3 of the axis of the body 21 of making an uproar, thereby divide the air current velocity of flow region betterly, thereby effectively fall the noise to exhaust pipe 1.
Further, in the axial direction of the noise reducing pipe body 21, the noise reducing pipe body 21 includes a first end surface 215 and a second end surface 216 which are oppositely arranged, and the connecting member 22 includes a third end surface 221 and a fourth end surface 222 which are oppositely arranged; the first end face 215, the second end face 216, the third end face 221 and the fourth end face 222 are all arc faces; the first end face 215 projects toward a side away from the second end face 216, and the second end face 216 projects toward a side away from the first end face 215; the third end surface 221 protrudes toward a side away from the fourth end surface 222, and the fourth end surface 222 protrudes toward a side away from the third end surface 221.
The first end face 215, the second end face 216, the third end face 221 and the fourth end face 222 are all arc faces, and the first end face 215, the second end face 216, the third end face 221 and the fourth end face 222 can guide airflow to flow along the arc faces, so that the effects of guiding flow and reducing noise are achieved, and the noise reduction performance of the noise reduction mechanism 2 is further improved.
In this embodiment, the noise reduction pipe body 21 is composed of a pipe body 214 and a cover body 213, along the axial direction of the noise reduction pipe body 21, the noise reduction mechanism 2 includes a first end and a second end that are oppositely disposed, the cover body 213 is sleeved on the second end of the pipe body 214 and the second end of the connecting piece 22, and the cover body 213 is clamped with the pipe body 214 and the connecting piece 22.
Wherein the first end face 215 is formed on the first end of the tube body 214, the second end face 216 is formed on the second end of the tube body 214, the third end face 221 is formed on the first end of the connector 22, and the fourth end face 222 is formed on the second end of the connector 22.
The connecting member 22 may also be provided with a noise reduction layer, for example, the outer surface of the connecting member 22 is wrapped with the noise reduction layer, so that the connecting member 22 also has a noise reduction function, so as to further improve the noise reduction effect of the noise reduction mechanism 2.
In this embodiment, the connecting member 22 is a hollow structure, the connecting member 22 is provided with a plurality of through holes 6, and the hollow structure is filled with a noise reduction layer.
When the sound wave contacts with connecting piece 22, the sound wave can get into through-hole 6 and fall the layer of making an uproar, falls the layer of making an uproar and plays the effect of inhaling the sound and falling the noise, makes the noise reduction of exhaust pipe 1.
In this embodiment, the connecting member 22 has a plurality of through holes 6 on both top and bottom surfaces.
The connecting member 22 may be fixedly connected to the exhaust duct 1, or may be slidably connected to the exhaust duct 1.
In this embodiment, the connecting member 22 is slidably connected to the inner wall 13 of the exhaust duct 1, and the connecting member 22 can slide relative to the exhaust duct 1 along the axial direction of the exhaust duct 1.
The noise reduction pipe body 21 can be inserted into the exhaust pipe 1 in a sliding manner, so that the installation is convenient, and the disassembly, the replacement and the cleaning are convenient.
Specifically, be equipped with slide rail 5 on the inner wall 13 of exhaust pipe 1, be equipped with gleitbretter 4 on the connecting piece 22, gleitbretter 4 stretches into slide rail 5, and gleitbretter 4 can slide along slide rail 5's extending direction.
Wherein, the extending direction of the slide rail 5 is parallel to the axial direction of the exhaust pipe 1.
Furthermore, an air inlet 12 is arranged on the side wall of the exhaust pipe 1; the noise reduction mechanism 2 and the air inlet 12 are arranged at intervals along the axial direction of the exhaust pipe 1.
In this embodiment, exhaust pipe 1 is square pipe, and air intake 12 sets up on exhaust pipe 1's roof, and air intake 12 is used for being connected with the air outlet of fan 3. The two ends of the exhaust pipe 1 are exhaust ports 11, and the axis of the exhaust pipe 1 is arranged along the horizontal direction.
The exhaust pipe 1 is provided with the two exhaust ports 11, when the exhaust pipe is installed, one exhaust port 11 can be plugged according to the actual conditions of the house type of a user, the other exhaust port 11 is externally connected with a smoke exhaust pipe, different house types can be matched, and the exhaust pipe 1 is convenient to install.
Along the axial of exhaust pipe 1, noise reduction body 21 sets up with air intake 12 interval, can prevent that the wind that blows out in the fan 3 from directly hitting noise reduction body 21 and connecting piece 22 to prevent to cause extra structure noise.
Furthermore, along the axial direction of the exhaust pipe 1, two sides of the air inlet 12 are respectively provided with a noise reduction pipe body 21.
The distances between the end parts of the two noise reduction mechanisms 2 close to the air inlet 12 and the air inlet 12 along the axial direction of the exhaust duct 1 are both D2, and D2 can be determined according to the fluid simulation result. The end parts of the two noise reduction mechanisms 2 far away from the air inlet 12 are flush with the air outlet 11 of the exhaust pipe 1.
Furthermore, a noise reduction layer is arranged on the inner wall 13 of the exhaust duct 1.
The noise reduction layer is laid on the inner wall 13 of the exhaust pipe 1, so that sound waves are reflected back and forth inside the exhaust pipe 1, and the noise reduction performance of the exhaust pipe 1 is improved.
The exhaust device that this embodiment provided, the clearance between the inner wall 13 of the body 21 of making an uproar and exhaust pipe 1 of making an uproar can supply the flue gas to flow in exhaust pipe 1, because the inside wall 211 and the lateral wall 212 of the body 21 of making an uproar all can contact with the sound wave, the area of contact of the body 21 of making an uproar and the sound wave is great, thereby makes the body 21 of making an uproar that makes an uproar possess good noise reduction performance, makes the noise of exhaust pipe 1 effectively reduce.
Example 2
The integrated cooker provided by the embodiment comprises the air exhaust device provided by the embodiment 1. The clearance between the inner wall 13 of the body 21 of making an uproar and the exhaust pipe 1 of making an uproar can supply the flue gas to flow in the exhaust pipe 1, because the inside wall 211 and the lateral wall 212 of the body 21 of making an uproar all can contact with the sound wave, the area of contact of the body 21 of making an uproar and the sound wave is great, thereby makes the body 21 of making an uproar to have good noise reduction performance, makes the noise of exhaust pipe 1 effectively reduce.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (12)
1. An exhaust device is characterized by comprising an exhaust duct (1) and a noise reduction mechanism (2);
make an uproar mechanism (2) of making an uproar is including making an uproar body (21) of making an uproar, make an uproar body (21) of making an uproar sets up in exhaust pipe (1), just make an uproar body (21) of making an uproar with clearance has between inner wall (13) of exhaust pipe (1).
2. The exhaust device according to claim 1, wherein the noise reducing duct body (21) comprises an inner side wall (211) and an outer side wall (212);
the outer side wall (212) is sleeved on the outer side of the inner side wall (211), and the outer side wall (212) and the inner side wall (211) are arranged at intervals; the noise reduction device is characterized in that a plurality of through holes (6) are formed in the inner side wall (211) and the outer side wall (212), and a noise reduction layer is filled between the inner side wall (211) and the outer side wall (212).
3. Exhaust device according to claim 1, characterized in that the noise reducing means (2) further comprises a connector (22);
the connecting pieces (22) are respectively arranged on two sides of the noise reduction pipe body (21) along the radial direction of the noise reduction pipe body (21), one end of each connecting piece (22) is connected with the noise reduction pipe body (21), and the other end of each connecting piece (22) is connected with the inner wall (13) of the exhaust pipe (1);
the axis of the noise reduction pipe body (21) is parallel to the axis of the exhaust pipe (1).
4. Exhaust device according to claim 3, characterized in that the noise-reducing duct body (21) is arranged coaxially with the exhaust duct (1).
5. The exhaust device according to claim 3, wherein the noise reducing pipe body (21) comprises a first end face (215) and a second end face (216) which are oppositely arranged along the axial direction of the noise reducing pipe body (21), and the connecting piece (22) comprises a third end face (221) and a fourth end face (222) which are oppositely arranged;
the first end face (215), the second end face (216), the third end face (221), and the fourth end face (222) are all cambered surfaces; the first end face (215) projects towards a side remote from the second end face (216), the second end face (216) projects towards a side remote from the first end face (215); the third end surface (221) protrudes towards a side away from the fourth end surface (222), and the fourth end surface (222) protrudes towards a side away from the third end surface (221).
6. The exhaust device according to claim 3, characterized in that the connecting piece (22) is a hollow structure, a plurality of through holes (6) are arranged on the connecting piece (22), and the hollow structure is filled with a noise reduction layer.
7. Exhaust device according to claim 3, characterized in that the connecting element (22) is slidably connected to the inner wall (13) of the exhaust duct (1), the connecting element (22) being slidable relative to the exhaust duct (1) in the axial direction of the exhaust duct (1).
8. Exhaust device according to claim 7, characterized in that the inner wall (13) of the exhaust duct (1) is provided with a sliding rail (5), the connecting member (22) is provided with a sliding piece (4), the sliding piece (4) extends into the sliding rail (5), and the sliding piece (4) can slide along the extending direction of the sliding rail (5).
9. The exhaust device according to any of the claims 1-8, characterized in that the side wall of the exhaust pipe (1) is provided with an air inlet (12); along the axial direction of exhaust pipe (1), noise reduction mechanism (2) with air intake (12) interval sets up.
10. The exhaust device according to claim 9, characterized in that the noise reduction pipe body (21) is respectively arranged on both sides of the air inlet (12) along the axial direction of the exhaust duct (1).
11. Exhaust device according to any of claims 1-8, characterized in that the inner wall (13) of the exhaust duct (1) is provided with a noise reduction layer.
12. An integrated cooker, characterized by comprising the exhaust device of any one of claims 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220208546.6U CN216868549U (en) | 2022-01-24 | 2022-01-24 | Exhaust device and integrated kitchen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220208546.6U CN216868549U (en) | 2022-01-24 | 2022-01-24 | Exhaust device and integrated kitchen |
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| Publication Number | Publication Date |
|---|---|
| CN216868549U true CN216868549U (en) | 2022-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220208546.6U Active CN216868549U (en) | 2022-01-24 | 2022-01-24 | Exhaust device and integrated kitchen |
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| Country | Link |
|---|---|
| CN (1) | CN216868549U (en) |
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2022
- 2022-01-24 CN CN202220208546.6U patent/CN216868549U/en active Active
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