CN211820506U

CN211820506U - Damping device and range hood with same

Info

Publication number: CN211820506U
Application number: CN202020217636.2U
Authority: CN
Inventors: 于建中; 胡小帝; 王玉良; 张豆豆
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2020-10-30
Anticipated expiration: 2030-02-26

Abstract

The utility model provides a damping device and have its lampblack absorber. The damping device comprises a box body, a box cover and a damping element, wherein the box cover is movably connected with the box body, and an accommodating cavity is enclosed by the box cover and the box body; damping element sets up and is holding the intracavity, and damping element's first end is connected with the box body, and damping element's second end is connected with the lid. The utility model provides an installation degree of difficulty of lampblack absorber among the prior art great, unable fundamentally reduces the noise that the lampblack absorber produced in the oil absorption cigarette operation, has reduced the problem that the user experienced the good sense to the use of current lampblack absorber.

Description

Damping device and range hood with same

Technical Field

The utility model relates to a domestic kitchen utensils and appliances technical field particularly, relates to a damping device and have its lampblack absorber.

Background

Among the prior art, in order to reduce the noise that the lampblack absorber produced in the oil absorption cigarette operation, install the motor case of lampblack absorber on the oil extraction cigarette wind channel outside the kitchen usually to realize reducing the purpose of noise in the kitchen, however, the split type installation of above-mentioned lampblack absorber has increased the installation degree of difficulty of lampblack absorber, and can't fundamentally reduce the noise that the lampblack absorber produced in the oil absorption cigarette operation, has reduced the user and has experienced good sense to current split type lampblack absorber's use.

In addition, among the prior art, the purpose of noise reduction is reached through the angle that changes the fan that sets up on the roof of lampblack absorber to part lampblack absorber, has increased the manufacturing degree of difficulty of lampblack absorber, and has the possibility of unable effective noise reduction.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a damping device and have its lampblack absorber to the installation degree of difficulty of solving the lampblack absorber among the prior art is great, and unable fundamentally reduces the noise that the lampblack absorber produced in the oil absorption cigarette operation, has reduced the problem that the user experienced the good sense to the use of current lampblack absorber.

In order to achieve the above object, according to one aspect of the present invention, a shock absorbing device is provided, which comprises a box body, a box cover and a shock absorbing element, wherein the box cover is movably connected with the box body, and the box cover and the box body enclose an accommodating cavity; damping element sets up and is holding the intracavity, and damping element's first end is connected with the box body, and damping element's second end is connected with the lid.

Furthermore, the box body comprises a bottom plate and a circumferential enclosing plate connected with the bottom plate, and the box cover is movably sleeved on the outer circumferential side of the enclosing plate or movably embedded into the inner circumferential side of the enclosing plate.

Further, the shock-absorbing element comprises a plurality of springs which are arranged in the accommodating cavity at intervals.

Furthermore, the damping device also comprises a guide cylinder and a guide post, the guide cylinder is arranged in the accommodating cavity, the first end of the guide cylinder is connected with the bottom plate, and the second end of the guide cylinder extends towards the box cover; the guide column is arranged in the accommodating cavity, the first end of the guide column is connected with the box cover, and the second end of the guide column extends into the guide cylinder; or, the guide cylinder sets up in holding the intracavity, and the first end of guide cylinder is connected with the lid, and the second end of guide cylinder extends the setting towards the bottom plate, and the guide post sets up in holding the intracavity, and the first end of guide post is connected with the bottom plate, and the second end of guide post extends to in the guide cylinder.

Further, the end of the guide post is disposed at a distance from the bottom of the guide cylinder.

Furthermore, a plurality of guide cylinders are arranged in the accommodating cavity at intervals; the guide posts are multiple, and the guide posts and the guide cylinders are arranged in one-to-one correspondence.

Furthermore, the damping device also comprises an elastic element, the elastic element is sleeved on the outer peripheral side of the guide column, and one end of the elastic element is abutted against the end face of the guide cylinder.

According to the utility model discloses an on the other hand provides a range hood, including casing and damping device, the casing is connected with damping device, and damping device is foretell damping device.

Further, the damping device is connected to the bottom of the housing.

Further, the shell is embedded in the mounting cavity of the cabinet, or the shell is hung on the cabinet.

Further, the lampblack absorber still includes noise reduction assembly, and noise reduction assembly sets up in the clearance that forms between the casing of the chamber wall of installation cavity and lampblack absorber.

Further, the noise reduction assembly comprises a noise reduction plate and sound absorption cotton, wherein a mounting groove is formed by surrounding part of the noise reduction plate and the wall surface of the cavity; the sound absorption cotton is arranged in the mounting groove.

Furthermore, the noise reduction plate comprises a noise reduction plate body, a transition plate body and a flanging structure, wherein the noise reduction plate body is arranged along the vertical direction, and the noise reduction plate body is arranged away from the cavity wall surface; the transition plate body extends along the horizontal direction and is connected with the noise reduction plate body; the flange structure is connected with the one end of the transition plate body far away from the noise reduction plate body, and the flange structure extends along the vertical direction and is arranged and attached to the wall surface of the cavity, and the noise reduction plate body, the transition plate body and the wall surface of the cavity are enclosed to form a mounting groove.

Furthermore, a plurality of sound absorbing holes are formed in the noise reduction plate, and the plurality of sound absorbing holes are arranged on the noise reduction plate body and/or the transition plate body at intervals.

Further, the range hood comprises a push rod mechanism and a smoke guide plate, wherein the push rod mechanism is arranged in the shell; the smoke guide plate is movably connected with a push rod mechanism, and the push rod mechanism is used for driving the smoke guide plate to switch between an opening position or a closing position.

Further, the position department relative with the working face of top of a kitchen range of cupboard is formed with dodges the breach, dodge the breach including the first lateral wall that connects gradually, second lateral wall and third lateral wall, first lateral wall sets up with the third lateral wall is relative, the working face setting is kept away from to the second lateral wall, so that first lateral wall, the degree of depth of dodging the breach that second lateral wall and third lateral wall enclose extends along vertical direction, the inboard of at least one in first lateral wall and the third lateral wall forms the installation cavity, casing and damping device set up in the installation cavity, the oil absorption cigarette passageway that is linked together with the casing is seted up to at least one in first lateral wall and the third lateral wall.

Further, when the smoke guide plate is in the opening position, the smoke guide plate moves into the avoiding gap to open the oil smoke suction channel; when the smoke guide plate is in a closed position for closing the oil fume suction channel, the smoke guide plate is flush with the plane of the first side wall or the third side wall.

Further, the first side wall and the third side wall are arranged along the vertical direction, and the fume suction direction of the fume suction channel is arranged at an included angle with the horizontal view direction of a kitchen operator.

Further, the range hood further comprises a control module, the control module comprises a signal transmitting device and a signal receiving device, the signal transmitting device is arranged on the working surface of the cooking bench or is arranged on the body of the gas stove, the signal receiving device is arranged in the shell and is used for sending control signals to the signal receiving device, the signal receiving device is used for receiving the control signals, and the central controller of the control module controls the range hood to execute preset actions according to the control signals.

Use the technical scheme of the utility model, a lampblack absorber with damping device is provided, when guaranteeing the installation convenience of lampblack absorber, can also effectively reduce the noise that the lampblack absorber produced in the oil absorption cigarette operation.

Particularly, through being connected damping device with the casing of lampblack absorber, like this, when the lampblack absorber carries out the oil absorption cigarette operation, the casing of lampblack absorber can produce the vibration, because damping device's lid and box body movably are connected, damping device can turn into the vibration of lid with the vibration of the casing of lampblack absorber promptly, and the lid is provided with damping element with the intracavity that holds that the box body encloses, and damping element can effectively reduce the vibration of lid, fundamentally noise suppression's production.

In addition, because the lampblack absorber that this application provided only needs to be connected damping device and the casing of lampblack absorber, alright realize reducing the noise that produces in the lampblack absorber oil absorption cigarette operation, reduced the manufacturing degree of difficulty of lampblack absorber.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic view of a positional relationship of a range hood, a cabinet and a cooking bench according to an alternative embodiment of the present invention;

fig. 2 shows a partial structural schematic view of the range hood at a side a in fig. 1;

fig. 3 shows an enlarged schematic view of the structure at B in fig. 2;

FIG. 4 shows a schematic structural view of a smoke guide plate of the range hood of FIG. 1 in an open position;

fig. 5 shows an internal structural view of a shock-absorbing device of the range hood of fig. 4.

Wherein the figures include the following reference numerals:

10. a box body; 11. a base plate; 12. enclosing plates; 13. an accommodating chamber; 20. a box cover; 30. a shock absorbing element; 40. a guide cylinder; 50. a guide post; 1. a housing; 2. a damping device; 3. a push rod mechanism; 4. a smoke guide plate; 5. a smoke exhaust passage; 100. a cabinet; 110. a mounting cavity; 120. avoiding the notch; 200. a noise reduction assembly; 210. a noise reduction plate; 211. a sound absorption hole; 212. a noise reduction plate body; 213. a transition plate body; 214. a flanging structure; 220. sound-absorbing cotton; 300. a cooking bench.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In order to solve the lampblack absorber among the prior art the installation degree of difficulty great, unable fundamentally reduces the noise that the lampblack absorber produced in the oil absorption cigarette operation, has reduced the problem that the user experienced the good sense to the use of current lampblack absorber, the utility model provides a damping device and lampblack absorber, as shown in figure 2 and figure 4, the lampblack absorber includes casing 1 and damping device 2, and casing 1 is connected with damping device 2, and damping device 2 is above-mentioned and following damping device 2.

It should be noted that, in the range hood, considering that the vibration direction of the housing 1 is along the vertical direction during the oil smoke sucking operation, as shown in fig. 2 and 4, the damping device 2 is connected to the bottom of the housing 1. In this way, the damping reliability of the damping device 2 is ensured.

Alternatively, the housing 1 is embedded in the mounting cavity 110 of the cabinet 100, or the housing 1 is hung on the cabinet 100. Therefore, the phenomenon that the wall is damaged due to drilling on the wall is avoided while the installation convenience of the range hood is ensured, and the installation cavity 110 of the cabinet 100 plays a role in hiding the range hood, so that the tidiness of a kitchen is ensured; in addition, owing to inlay the casing 1 of lampblack absorber in locating the installation cavity 110 of cupboard 100, be favorable to the miniaturized design of lampblack absorber, saved the processing consumptive material of lampblack absorber greatly to the economic nature of lampblack absorber has been promoted.

As shown in fig. 2, the range hood further includes a noise reduction assembly 200, and the noise reduction assembly 200 is disposed in a gap formed between a wall surface of the mounting cavity 110 and the housing 1 of the range hood. Like this, when the lampblack absorber carries out the oil absorption cigarette operation, the noise reduction subassembly 200 can effectively reduce the noise that the casing 1 vibration of lampblack absorber produced to avoid driving cupboard 100 vibration because of casing 1 vibration, ensure that cupboard 100 can not produce the noise because of the vibration.

As shown in fig. 2, the noise reduction assembly 200 includes a noise reduction plate 210 and sound absorption cotton 220, wherein part of the noise reduction plate 210 and the cavity wall surface enclose a mounting groove; the sound absorption wool 220 is disposed in the mounting groove. In this way, the noise reduction reliability of the noise reduction assembly 200 is ensured. In this embodiment, the noise reduction plate 210 is an annular structure, and the noise reduction plate 210 is enclosed outside the range hood housing. The cross section of the noise reduction plate 210 may be a square structure or a circular structure. In addition, the noise reduction plate 210 can be made into different arrangement modes, so that the shell can adapt to different types of installation cavities, the practicability of the range hood is improved, and the installation difficulty of the range hood is reduced.

As shown in fig. 3, the noise reduction plate 210 includes a noise reduction plate body 212, a transition plate body 213, and a flange structure 214, wherein the noise reduction plate body 212 is disposed along a vertical direction, and the noise reduction plate body 212 is disposed at a distance from a cavity wall surface; the transition plate body 213 extends along the horizontal direction and is connected with the noise reduction plate body 212; the flange structure 214 is connected with one end of the transition plate body 213, which is far away from the noise reduction plate body 212, and the flange structure 214 extends along the vertical direction and is attached to the wall surface of the cavity, so that the noise reduction plate body 212, the transition plate body 213 and the wall surface of the cavity are enclosed to form a mounting groove. In this way, the mounting reliability of the sound-absorbing cotton 220 is ensured, thereby ensuring the noise reduction reliability of the noise reduction assembly 200.

As shown in fig. 2 and 3, the noise reduction plate 210 has a plurality of sound absorption holes 211, and the plurality of sound absorption holes 211 are disposed on the noise reduction plate body 212 and/or the transition plate body 213 at intervals. Thus, the sound absorption reliability of the noise reduction plate 210 is effectively improved.

In the present application, the aperture of the sound absorption hole 211 is equal to or larger than 2mm and equal to or smaller than 4mm, and the distance between the centers of two adjacent sound absorption holes 211 is 2 to 3 times the aperture of the sound absorption hole 211. Thus, the overall structural strength of the noise reduction plate 210 is ensured on the premise that the noise reduction plate 210 can effectively reduce noise.

As shown in fig. 1 and 4, the range hood comprises a push rod mechanism 3 and a smoke guide plate 4, wherein the push rod mechanism 3 is arranged in a shell 1; the smoke guide plate 4 is movably connected with the push rod mechanism 3, and the push rod mechanism 3 is used for driving the smoke guide plate 4 to switch between an opening position or a closing position. Therefore, the operation convenience of the range hood is improved.

As shown in fig. 1, an avoiding gap 120 is formed at a position of the cabinet 100 opposite to a working surface of the cooking bench 300, the avoiding gap 120 includes a first side wall, a second side wall and a third side wall which are connected in sequence, the first side wall and the third side wall are arranged opposite to each other, the second side wall is arranged far away from the working surface, so that a depth of the avoiding gap 120 surrounded by the first side wall, the second side wall and the third side wall extends along a vertical direction, an installation cavity 110 is formed at an inner side of at least one of the first side wall and the third side wall, the housing 1 and the damping device 2 are arranged in the installation cavity 110, and at least one of the first side wall and the third side wall is provided with an oil smoke suction channel 5 communicated with the housing 1. Thus, when a cook user cooks near the cooking top 300, the arrangement of the escape notch 120 can prevent the cabinet 100 from touching the head of the cook user, thereby ensuring personal safety of the cook user.

It should be noted that, in the present application, when the smoke guide plate 4 is in the open position, the smoke guide plate 4 moves into the avoidance gap 120 to open the oil smoke suction passage 5; when the smoke guide 4 is in the closed position closing the suction opening 5, the smoke guide 4 is flush with the plane of the first or third side wall. Thus, when the range hood performs a smoke suction operation, the avoidance notch 120 can provide a sufficient avoidance space for the smoke guide plate 4, so that the smoke guide plate 4 can be smoothly switched from a closed position to an open position, and the range hood can be further ensured to suck away oil smoke in a kitchen; when the range hood finishes the oil smoke suction operation, the smoke guide plate 4 is flush with the plane where the first side wall or the third side wall is located, so that the range hood can be hidden in the installation cavity 110 of the cabinet 100, and the integral appearance aesthetic feeling of a kitchen can be improved.

In the present application, the first side wall and the third side wall are disposed in a vertical direction, and the direction of the smoke suction passage 5 is disposed at an angle to the direction of the kitchen worker looking straight. Thus, the direction of the oil smoke of the range hood is ensured to avoid the kitchen operator near the cooking bench 300, thereby avoiding the air flow generated in the oil smoke absorbing operation of the range hood from influencing the kitchen operator.

Optionally, the range hood further comprises a control module, the control module comprises a signal transmitting device and a signal receiving device, the signal transmitting device is arranged on the working surface of the cooking bench 300, or the signal transmitting device is arranged on the body of the gas stove, the signal receiving device is arranged in the shell 1, the signal transmitting device is used for transmitting a control signal to the signal receiving device, the signal receiving device is used for receiving the control signal, and the central controller of the control module controls the range hood to execute a preset action according to the control signal. Therefore, the intelligent degree of the range hood is improved, and the range hood is convenient for a kitchen operator to operate.

It should be noted that, in this application, the execution of presetting the action can be that control lampblack board is closed, and the fan is closed, and lampblack absorber lamp, fan shift gears, and the lampblack absorber motor opens and stops etc..

As shown in fig. 5, the shock absorbing device includes a box body 10, a box cover 20 and a shock absorbing element 30, wherein the box cover 20 is movably connected with the box body 10, and the box cover 20 and the box body 10 enclose an accommodating cavity 13; the shock absorbing member 30 is disposed in the receiving chamber 13, a first end of the shock absorbing member 30 is connected to the case body 10, and a second end of the shock absorbing member 30 is connected to the case cover 20.

The application provides a lampblack absorber with damping device 2, when guaranteeing the installation convenience of lampblack absorber, can also effectively reduce the noise that the lampblack absorber produced in the oil absorption cigarette operation.

Particularly, through being connected damping device 2 and the casing 1 of lampblack absorber, like this, when the lampblack absorber carries out the oil absorption cigarette operation, casing 1 of lampblack absorber can produce the vibration, because damping device 2's lid 20 is movably connected with box body 10, damping device 2 can turn into the vibration of lid 20 with the vibration of casing 1 of lampblack absorber promptly, and lid 20 is provided with damping element 30 with the holding intracavity 13 that box body 10 encloses, damping element 30 can effectively reduce the vibration of lid 20, fundamentally noise suppression's production.

In addition, because the lampblack absorber that this application provided only needs to be connected damping device 2 and the casing 1 of lampblack absorber, alright realize reducing the noise that produces in the lampblack absorber oil absorption cigarette operation, reduced the manufacturing degree of difficulty of lampblack absorber.

As shown in fig. 5, the box body 10 includes a bottom plate 11 and a circumferential enclosing plate 12 connected to the bottom plate 11, and the box cover 20 is movably sleeved on the outer circumferential side of the enclosing plate 12, or the box cover 20 is movably embedded in the inner circumferential side of the enclosing plate 12. In this way, the circumferential enclosing plate 12 plays a guiding role, so as to ensure that the box cover 20 can move along a preset path, and further ensure the damping reliability of the damping device 2.

As shown in fig. 5, the shock absorbing member 30 includes a plurality of springs, and the plurality of springs are disposed in the accommodating chamber 13 at intervals. Thus, the vibration of the shell 1 of the range hood can be weakened as much as possible by the damping element 30, the damping reliability of the damping device 2 is greatly improved, and the generation of large noise caused by the vibration of the shell 1 is further avoided; in addition, because the spring low price is favorable to reducing damping device's processing manufacturing cost, has promoted the economic nature of lampblack absorber.

As shown in fig. 5, the shock absorbing device 2 further includes a guide cylinder 40 and a guide post 50, the guide cylinder 40 is disposed in the accommodating cavity 13, a first end of the guide cylinder 40 is connected to the bottom plate 11, and a second end of the guide cylinder 40 extends toward the box cover 20; the guide column 50 is arranged in the accommodating cavity 13, a first end of the guide column 50 is connected with the box cover 20, and a second end of the guide column 50 extends into the guide cylinder 40; or, the guide cylinder 40 is disposed in the accommodating cavity 13, the first end of the guide cylinder 40 is connected to the box cover 20, the second end of the guide cylinder 40 extends toward the bottom plate 11, the guide post 50 is disposed in the accommodating cavity 13, the first end of the guide post 50 is connected to the bottom plate 11, and the second end of the guide post 50 extends into the guide cylinder 40. In this way, the movement reliability of the box cover 20 along the preset path is ensured, thereby ensuring the shock-absorbing reliability of the shock-absorbing device 2.

As shown in fig. 5, the end of the guide post 50 is disposed at a distance from the bottom of the guide cylinder 40. In this way, it is ensured that the guide cylinder 40 can provide a sufficient movement space for the guide post 50.

As shown in fig. 5, a plurality of guide cylinders 40 are provided, and the plurality of guide cylinders 40 are disposed in the accommodating chamber 13 at intervals; the guide posts 50 are plural, and the plural guide posts 50 are provided in one-to-one correspondence with the plural guide cylinders 40. In this way, the movement stability of the box cover 20 along the preset path is ensured, thereby ensuring the shock-absorbing reliability of the shock-absorbing device 2.

In an embodiment, not shown, of the present application, the damper device further includes an elastic element, the elastic element is fitted around the outer periphery of the guide post 50, and one end of the elastic element is in contact with the end surface of the guide cylinder 40. Thus, when the guide post 50 is inserted into the guide cylinder 40, the elastic element is in a compressed state, and the elastic element accumulates elastic potential energy to provide an elastic restoring force for the box cover 20, thereby ensuring that the box cover 20 can be smoothly restored.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A shock absorbing device, comprising:

a case (10);

the box cover (20) is movably connected with the box body (10), and an accommodating cavity (13) is enclosed by the box cover (20) and the box body (10);

the shock absorption element (30) is arranged in the accommodating cavity (13), a first end of the shock absorption element (30) is connected with the box body (10), and a second end of the shock absorption element (30) is connected with the box cover (20).

2. The shock absorbing device as claimed in claim 1, wherein the box body (10) comprises a bottom plate (11) and a circumferential enclosing plate (12) connected with the bottom plate (11), the box cover (20) is movably sleeved on the outer circumferential side of the enclosing plate (12) or the box cover (20) is movably embedded in the inner circumferential side of the enclosing plate (12).

3. The shock absorbing device as set forth in claim 1 or 2, wherein the shock absorbing member (30) comprises a plurality of springs disposed in the accommodating chamber (13) at intervals.

4. The shock-absorbing device according to claim 2, further comprising a guide cylinder (40) and a guide post (50), wherein the guide cylinder (40) is disposed in the receiving cavity (13), a first end of the guide cylinder (40) is connected to the bottom plate (11), and a second end of the guide cylinder (40) is extended toward the box cover (20); the guide column (50) is arranged in the accommodating cavity (13), a first end of the guide column (50) is connected with the box cover (20), and a second end of the guide column (50) extends into the guide cylinder (40); or,

guide cylinder (40) set up in hold in chamber (13), the first end of guide cylinder (40) with lid (20) are connected, the second end orientation of guide cylinder (40) bottom plate (11) extend the setting, guide post (50) set up in hold in chamber (13), the first end of guide post (50) with bottom plate (11) are connected, the second end of guide post (50) extends to in guide cylinder (40).

5. Damping device according to claim 4, characterized in that the ends of the guide posts (50) are arranged at a distance from the bottom of the guide cylinder (40).

6. The shock absorbing device as set forth in claim 5, wherein said guide cylinder (40) is plural, and plural guide cylinders (40) are provided in said housing chamber (13) at intervals; the guide posts (50) are multiple, and the guide posts (50) and the guide cylinders (40) are arranged in one-to-one correspondence.

7. The damping device according to claim 6, characterized in that the damping device further comprises an elastic element which is sleeved on the outer peripheral side of the guide post (50) and one end of which abuts against the end surface of the guide cylinder (40).

8. A range hood comprising a housing (1) and a damping device (2), said housing (1) being connected to said damping device (2), characterized in that said damping device (2) is a damping device according to any one of claims 1 to 7.

9. A range hood according to claim 8, characterized in that the damping device (2) is connected to the bottom of the housing (1).

10. A hood according to claim 8, characterized in that said housing (1) is embedded in a mounting cavity (110) of a cabinet (100), or said housing (1) is hung on said cabinet (100).

11. The range hood of claim 10, further comprising:

the noise reduction assembly (200), the noise reduction assembly (200) set up in the cavity wall face of installation cavity (110) with in the clearance that forms between the casing (1) of lampblack absorber.

12. A range hood according to claim 11, characterized in that the noise reduction assembly (200) comprises:

the noise reduction plate (210), part of the noise reduction plate (210) and the cavity wall surface enclose a mounting groove;

inhale sound cotton (220), inhale sound cotton (220) and set up in the mounting groove.

13. A range hood according to claim 12, characterized in that the noise reduction plate (210) comprises:

the noise reduction plate body (212) is arranged in the vertical direction, and the noise reduction plate body (212) is arranged at a distance from the cavity wall surface;

the transition plate body (213), the transition plate body (213) extends along the horizontal direction and is connected with the noise reduction plate body (212);

flange structure (214), flange structure (214) with keeping away from of transition plate body (213) the one end of making an uproar board body (212) is connected, just flange structure (214) along vertical direction extend set up and with the laminating of chamber wall, make an uproar board body (212) fall transition plate body (213) with the chamber wall encloses into the mounting groove.

14. The range hood according to claim 13, wherein a plurality of sound absorbing holes (211) are formed in the noise reduction plate (210), and the plurality of sound absorbing holes (211) are arranged on the noise reduction plate body (212) and/or the transition plate body (213) at intervals.

15. The range hood according to claim 8, comprising:

the push rod mechanism (3), the said push rod mechanism (3) is set up in the said body (1);

the cigarette guiding plate (4), the cigarette guiding plate (4) with push rod mechanism (3) movably connects, push rod mechanism (3) are used for the drive cigarette guiding plate (4) switch between open position or closed position.

16. The range hood according to claim 10, wherein an escape notch (120) is formed at a position of the cabinet (100) opposite to a working surface of a cooktop (300), the avoiding gap (120) comprises a first side wall, a second side wall and a third side wall which are connected in sequence, the first side wall and the third side wall are arranged oppositely, the second side wall is arranged far away from the working surface, so that the depth of the avoidance gap (120) formed by the first side wall, the second side wall and the third side wall extends along the vertical direction, an inner side of at least one of the first side wall and the third side wall forms a mounting cavity (110), the housing (1) and the damping device (2) are arranged in the installation chamber (110), at least one of the first side wall and the third side wall is provided with a fume suction channel (5) communicated with the shell (1).

17. A hood according to claim 16, characterized in that when the smoke deflector (4) is in the open position, the smoke deflector (4) moves into the escape notch (120) to open the suction fume channel (5); when the smoke guide plate (4) is in a closed position for closing the oil fume suction channel (5), the smoke guide plate (4) is flush with the plane of the first side wall or the third side wall.

18. A hood according to claim 16, characterized in that said first and third side walls are arranged in a vertical direction, the direction of the suction channel (5) being arranged at an angle to the direction of the head-on of the kitchen user.

19. The range hood of claim 16, further comprising:

control module, control module includes signal transmitting device and signal receiving device, signal transmitting device sets up on the working face of top of a kitchen range (300), perhaps signal transmitting device sets up on the body of gas-cooker, signal receiving device set up in casing (1), signal transmitting device be used for to signal receiving device sends control signal, signal receiving device is used for receiving control signal, control module's central controller basis control signal control the lampblack absorber execution is predetermined the action.