CN214891413U - Smoke machine and cabinet - Google Patents

Abstract

The application relates to the technical field of kitchen utensils and appliances, discloses a cigarette machine, includes: casing, fan, flexible wind channel, pulley and balancing weight. A negative pressure cavity is arranged inside the shell; the fan is arranged in the negative pressure cavity; one end of the telescopic air duct is communicated with the negative pressure cavity, and the other end of the telescopic air duct can extend out of or retract into the negative pressure cavity; the pulley is arranged above the inside of the shell; the balancing weight is connected with the telescopic air duct through a rope, and the rope bypasses the pulley. The telescopic air channel telescopic device of the cigarette machine is characterized in that the telescopic air channel of the cigarette machine is arranged in the shell, the balancing weight is communicated with the telescopic air channel through a rope, a pulley located above the inner portion of the shell is flexibly wound, the weight of the telescopic air channel is balanced through the balancing weight, the force required by the driving of the telescopic air channel is reduced, the telescopic activity of the driving telescopic air channel can be stable by adopting a motor with smaller power, the cost of a driving mechanism is reduced, and energy conservation and emission reduction are facilitated. The application also discloses a cabinet.

Description

Smoke machine and cabinet

Technical Field

The application relates to the technical field of kitchen ware, for example to a cigarette machine, cupboard.

Background

At present, with the improvement of living standard of people, people pursue kitchen environment more and more, not only stay in pursuing the aspects such as the kitchen function is neat, some users have certain pursuits to the convenience of neatness and use in the kitchen, especially need not make the lampblack absorber have sufficient oil smoke removing ability in the aspect of the installation of lampblack absorber in the kitchen, still need consider the space occupation and the pleasing to the eye degree of lampblack absorber.

There is a telescopic cigarette machine of smoking portion among the correlation technique, more be close to the oil smoke can be better absorb the oil smoke under the condition that its smoking portion stretches out for the cigarette machine is whole, improve the efficiency of inhaling oil smoke, can hide smoking portion with inside the smoking portion retraction cigarette machine, improve the holistic aesthetic property of cigarette machine, reduce the occupation in space, but because the weight of smoking portion is higher among the prior art, need great power during flexible, increased actuating mechanism's cost and the energy consumption is higher.

Therefore, how to reduce the cost of the driving mechanism of the smoking part of the cigarette machine and the energy consumption of the operation becomes a problem to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides a range hood and a cabinet, which can stably drive the telescopic movement of a telescopic air duct by adopting a motor with lower power, reduce the cost of a driving mechanism, greatly reduce the energy consumption required when driving the telescopic movement of the telescopic air duct, and facilitate energy conservation and emission reduction.

In some embodiments, a range hood comprises: casing, fan, flexible wind channel, pulley and balancing weight. A negative pressure cavity is arranged inside the shell; the fan is arranged in the negative pressure cavity; one end of the telescopic air duct is communicated with the negative pressure cavity, and the other end of the telescopic air duct can extend out of or retract into the negative pressure cavity; the pulley is arranged above the inside of the shell; the balancing weight is connected with the telescopic air duct through a rope, and the rope bypasses the pulley.

In some embodiments, the cabinet comprises: the cabinet body and the above-mentioned cigarette machine. The cabinet body is internally provided with an installation space, and the installation space is provided with a first opening facing to the lower side; the range hood is completely hidden and installed in the installation space, and the telescopic air duct can extend out of or retract into the installation space.

The cigarette machine and the cabinet provided by the embodiment of the disclosure can realize the following technical effects:

the telescopic air channel telescopic that will make the cigarette machine sets up in the casing of cigarette machine, and set up the balancing weight in the casing, pass through rope and flexible air channel intercommunication with the balancing weight, the pulley that is located the inside top of casing is walked around to flexible, utilize the weight in the balanced flexible air channel of balancing weight, and then reduce the required power of the flexible air channel activity of drive, adopt the flexible activity in the flexible air channel of drive that the less motor of power can be stable, reduce actuating mechanism's cost, and the energy consumption greatly reduced that needs when the flexible activity in the flexible air channel of drive, be favorable to energy saving and emission reduction.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

fig. 1 is a schematic structural view illustrating a connection between a telescopic air duct and a counterweight according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of a first slide construction and a second slide construction provided by embodiments of the present disclosure;

figure 3 is a cross-sectional view of a cigarette making machine provided by embodiments of the present disclosure;

figure 4 is a schematic diagram of a structure of a cigarette machine provided by embodiments of the present disclosure;

FIG. 5 is a schematic structural diagram of a drive mechanism provided in accordance with an embodiment of the present disclosure;

FIG. 6 is a top view of one drive mechanism provided by embodiments of the present disclosure;

figure 7 is a cross-sectional view of another machine provided by an embodiment of the present disclosure;

FIG. 8 is a schematic structural diagram of a separator provided by an embodiment of the present disclosure;

figure 9 is a side view of a machine provided by embodiments of the present disclosure;

figure 10 is a front elevation view of one cigarette machine provided by embodiments of the present disclosure;

FIG. 11 is a schematic view of a cabinet according to an embodiment of the present disclosure;

FIG. 12 is a schematic view of a push-pull tab according to an embodiment of the present disclosure;

fig. 13 is a cross-sectional view of a cabinet provided by an embodiment of the present disclosure.

Figure 14 is a schematic structural view of a load bearing mount provided by embodiments of the present disclosure.

Fig. 15 is a schematic structural view of another cabinet provided in the embodiments of the present disclosure.

Reference numerals: 100. a housing; 101. a fan; 102. a negative pressure chamber; 103. a partition plate; 104. a strip-shaped groove; 105. a flexible barrier; 106. fixing the keel; 200. a telescopic air duct; 201. a pulley; 202. a balancing weight; 203. a rope; 204. a first wheel; 205. a second wheel; 206. a smoking port; 207. a smoke baffle; 300. a drive mechanism; 301. a motor; 302. a bar-shaped tooth; 303. an output shaft; 304. a gear; 305. a smoke-proof hood; 306. a shaft hole; 307. sealing the bearing; 400. a first sliding structure; 401. a second sliding structure; 402. a slide rail; 403. a chute; 500. a cabinet body; 501. an installation space; 502. a first opening; 503. pushing and pulling the blocking piece; 504. a storage space; 505. a load bearing mounting frame; 506. a connecting seat; 507. a rectangular frame; 508. a connecting pin; 509. a screw hole; 510. mounting holes; 511. a decorative panel.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.

The term "plurality" means two or more unless otherwise specified.

In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

As shown in connection with fig. 1-3, embodiments of the present disclosure provide a range hood comprising: casing 100, fan 101, flexible wind channel 200, pulley 201 and balancing weight 202. A negative pressure cavity 102 is arranged inside the shell 100; the fan 101 is arranged in the negative pressure cavity 102; one end of the telescopic air duct 200 is communicated with the negative pressure cavity 102, and the other end can extend out of or retract into the negative pressure cavity 102; the pulley 201 is disposed above the inside of the housing 100; the counterweight 202 is connected with the telescopic air duct 200 through a rope 203, and the rope 203 passes around the pulley 201.

Adopt the cigarette machine that this disclosed embodiment provided, set up the flexible wind channel 200 telescopic of cigarette machine in the casing 100 of cigarette machine, and set up balancing weight 202 in casing 100, pass through rope 203 and flexible wind channel 200 intercommunication with balancing weight 202, pulley 201 that is located the inside top of casing 100 is walked around to rope 203, utilize balancing weight 202 to balance the weight in flexible wind channel 200, and then reduce the required power of the flexible wind channel activity of drive, the flexible activity of the flexible wind channel 200 of drive that adopts the less motor of power can be stable, reduce actuating mechanism's cost, and the energy consumption greatly reduced that needs when the flexible activity of the flexible wind channel 200 of drive, be favorable to energy saving and emission reduction.

Optionally, the two sides of the telescopic air duct 200 are slidably connected to the side walls of the negative pressure chamber 102 through the first sliding structure 400. In this way, the telescopic air duct 200 slides relative to the negative pressure chamber 102 through the first sliding structure 400, so that the telescopic air duct 200 can be more stable when extending out of or retracting into the negative pressure chamber 102.

Optionally, the weight block 202 is slidably connected to the sidewall of the negative pressure chamber 102 through a second sliding structure 401. In this way, the auxiliary telescopic air duct 200 is conveniently extended out of or retracted into the negative pressure cavity 102, and the second sliding structure 401 can limit the movement of the counterweight block 202 in a specific direction, so that the movement of the counterweight block 202 is more stable.

Optionally, a fixing keel 106 is arranged inside the casing 100, the fixing keel 106 is connected with a side wall of the negative pressure cavity 102, and the first sliding structure 400 and the second sliding structure 401 are both arranged on the fixing keel 106 and connected with the side wall of the negative pressure cavity 102 through the fixing keel 106. Like this, first sliding structure 400 and second sliding structure 401 all set up on fixed keel 106, and fixed keel 106 is more firm stable for other positions, can be better fix first sliding structure 400 and second sliding structure 401, and fixed keel 106 is mainly responsible for the bearing in casing 100 inside, reduces casing 100's bearing burden.

Optionally, the weight block 202 includes a first weight block and a second weight block, and the first weight block and the second weight block are symmetrically disposed on two sides of the inner wall of the negative pressure cavity 102. Like this, set up two balancing weights 202 in the negative pressure chamber 102, every balancing weight 202 all is connected with the one end in flexible wind channel 200 through rope 203, and when flexible wind channel 200 retracts into negative pressure chamber 102, two balancing weights 202 can provide the pulling force simultaneously to the both ends in flexible wind channel 200, make flexible wind channel 200 both ends atress simultaneously, can be more stable stretch out or retract negative pressure chamber 102.

Optionally, the first weight and the second weight are the same in weight and shape. Like this, first balancing weight and second balancing weight are connected with the both ends in flexible wind channel 200 through rope 203 respectively, when flexible wind channel 200 retracts into negative pressure chamber 102, two balancing weights 202 can provide the pulling force simultaneously to the both ends in flexible wind channel 200, first balancing weight and second balancing weight are the same with the shape, can ensure like this that the produced pulling force of first balancing weight and second balancing weight is the same, when flexible wind channel 200 stretches out or retracts, prevent because the power that two balancing weights 202 provided is different, it is inhomogeneous to lead to flexible wind channel 200 atress, thereby the slope appears, the skew scheduling problem, supplementary flexible wind channel 200 that can be more stable stretches out or retracts in negative pressure chamber 102.

Optionally, the weight 202 is made of solid metal. Like this, balancing weight 202 is solid metal material, can furthest reduce the volume of balancing weight 202 when guaranteeing that balancing weight 202 has sufficient weight, reduces the occupation space of balancing weight 202 in negative pressure chamber 102, improves space utilization, makes cigarette machine overall structure compacter.

Optionally, the surface of the weight 202 is provided with an oil smoke prevention coating. Like this, through set up grease proofing cigarette coating on balancing weight 202 surface, can reduce the oil smoke to the corruption of balancing weight 202, adhesion scheduling problem, prevent because the oil smoke leads to two balancing weights 202 quality to vary to it produces the pulling force difference to flexible wind channel 200 both ends, leads to slope, skew scheduling problem.

Optionally, the first sliding structure 400 and the second sliding structure 401 have the same structure, and taking the first sliding structure 400 as an example, the first sliding structure 400 includes: one of the slide rails 402 and the slide grooves 403 is disposed on two opposite side walls of the negative pressure chamber 102, the other is disposed on two opposite ends of the telescopic air duct 200, and the slide grooves 403 are clamped on the slide rails 402 and can slide along the slide rails 402. Thus, when the telescopic air duct 200 or the counterweight 202 slides, the sliding track of the telescopic air duct 200 or the counterweight 202 is kept fixed by the limiting action between the sliding groove 403 and the sliding rail 402, and the stability of the telescopic air duct 200 and the counterweight 202 during movement is improved.

Optionally, the surfaces of the first sliding structure 400 and the second sliding structure 401 are both polished and coated with a smoke resistant material. Like this, polish the surface, make the surfacing level and smooth, the frictional force on its surface that significantly reduces to scribble grease proofing cigarette material on its surface, can prevent that the oil smoke from corroding and the adhesion to it, make flexible wind channel 200 and balancing weight 202 slide more smoothly, reduce the resistance that the flexible wind channel 200 of drive stretched out or retracted negative pressure chamber 102 received, and then reduce the energy consumption, improve the holistic life of cigarette machine.

Optionally, two sets of pulleys 201 are provided and located at two sides of the upper portion inside the housing 100, each set of pulleys 201 includes a first pulley 204 and a second pulley 205, the first pulley 204 is disposed above the telescopic air duct 200, the second pulley 205 is disposed above the counterweight 202, and the rope 203 is wound around the upper sides of the first pulley 204 and the second pulley 205. Like this, casing 100 is inside to be equipped with two sets of pulleys 201, every group pulley 201 is equipped with two, rope 203 all walks around from pulley 201 upside, every group sets up the area of stress of the increase rope 203 that two pulleys 201 can be better, can move more stably when letting rope 203 drive flexible wind channel 200 and balancing weight 202 move, and there is certain distance between two pulleys 201, can make and walk around under the rope 203 both ends of pulley 201 all keep the vertically condition, reduce the diameter of pulley 201, and then reduce the required space of installation, make mounting structure compacter, be favorable to reducing the volume of cigarette machine.

Optionally, the first wheel 204 and the second wheel 205 are disposed on the same horizontal plane. Thus, the rope 203 passes through the first wheel 204 and the second wheel 205, the two ends of the rope are respectively connected with the counterweight block 202 and the telescopic air duct 200, and the first wheel 204 and the second wheel 205 are arranged on the same horizontal plane, so that two uniform stress points can be provided for the rope 203, and the longitudinal space occupation of the first wheel 204 and the second wheel 205 in the negative pressure cavity 102 can be reduced.

Optionally, a vertical tangent of the first wheel 204 passes through the connection point of the cord 203 and the telescoping wind tunnel 200. Therefore, the ropes 203 are kept vertical and are vertically connected with the telescopic air duct 200, so that better force application to the telescopic air duct 200 is facilitated, and the telescopic air duct 200 can be more stably extended out of or enter the negative pressure cavity 102.

Optionally, a vertical tangent of second wheel 205 passes through the point of connection of line 203 and counterweight 202. Therefore, the rope 203 is kept vertical and is vertically connected with the balancing weight 202, so that better tension generation of the balancing weight 202 is facilitated, and the telescopic air duct 200 can be more stable when extending out of or entering the negative pressure cavity 102.

As shown in fig. 4-6, optionally, the cigarette maker further comprises: the driving mechanism 300 is connected to the telescopic air duct 200 or the counterweight 202, and can drive the telescopic air duct 200 to extend out of or retract into the negative pressure chamber 102. In this way, the driving mechanism 300 drives the telescopic air duct 200 or the counterweight 202, so that the telescopic air duct 200 can be driven to extend out of or retract into the negative pressure cavity 102 more intelligently and stably.

Optionally, a drive mechanism 300 is coupled to the telescoping air chute 200. Like this, because the target of this scheme is the flexible wind channel 200 of drive, adopts actuating mechanism 300 directly to be connected with flexible wind channel 200, drives flexible wind channel 200, can be with drive power direct action on flexible wind channel 200 to actuating mechanism 300 can keep certain fixed power to flexible wind channel 200, prevents that flexible wind channel 200 from receiving external force when using and taking place to rock, influences the normal work in flexible wind channel 200, and then can improve the stability that the cigarette machine used.

Alternatively, the driving mechanism 300 includes: a motor 301 and bar teeth 302. An output shaft 303 is arranged on the motor 301, and a gear 304 is arranged on the output shaft 303; the bar-shaped teeth 302 are in meshed connection with a gear 304. Like this, be equipped with output shaft 303 on the motor 301, be equipped with gear 304 on the output shaft 303, bar tooth 302 is connected with gear 304 meshing, rotation through motor 301 output shaft 303, drive gear 304 rotates, make gear 304 remove for bar tooth 302, and then drive stretching out or retraction of flexible wind channel 200, and is more reliable and more stable, and can be when flexible wind channel 200 stretches out or retraction negative pressure chamber 102, play the speed limit effect to it, make the removal of flexible wind channel 200 more steady, it is more stable when flexible wind channel 200 stretches out or retraction negative pressure chamber 102, bar tooth 302 and gear 304 meshing also can be when flexible wind channel 200 stretches out or retraction negative pressure chamber 102 to its spacing protection, make flexible wind channel 200 stop on fixed position.

Optionally, a smoke guard 305 is disposed outside the motor 301. Like this, when flexible wind channel 200 during operation, can inhale a large amount of oil smoke, the oil smoke gets into negative pressure chamber 102 through flexible wind channel 200, for prevent that the oil smoke threatens the normal work of motor 301, is provided with smoke protection hood 305 at motor 301 skin, and smoke protection hood 305 can effectively reduce the harm of oil smoke to motor 301 to extension motor 301's life.

Optionally, the smoke guard 305 is provided with a shaft hole 306, and the output shaft 303 passes through the shaft hole 306 and is connected with the output shaft 303 through a sealed bearing 307. Like this, output shaft 303 passes shaft hole 306 and is connected with shaft hole 306 through sealed bearing 307, and sealed bearing 307 has better leakproofness, and sealed bearing 307 can be better to shaft hole 306 when connecting output shaft 303 and shaft hole 306, can not let the oil smoke pass through shaft hole 306 and get into in the smoke protection cover 305 to threaten motor 301's safety, carry out better protection to motor 301.

Optionally, the telescopic air duct 200 is symmetrically provided with shaft supporting seats at both sides, and the output shaft 303 is rotatably connected with the shaft supporting seats. Thus, the output shaft 303 can be fixed by the shaft support seat, the stability of the output shaft 303 is improved, and the telescopic air duct 200 is driven to extend out of or retract into the negative pressure cavity 102 more stably.

Optionally, the motor 301 is fixedly disposed on the telescopic air duct 200 or the weight block 202, and the strip-shaped teeth 302 are disposed on an inner wall of the negative pressure cavity 102. Like this, bar tooth 302 sets up on the inner wall of negative pressure chamber 102, and is connected with the gear 304 meshing on the output shaft 303, and it is rotatory to drive gear 304 on the output shaft 303 through the work of motor 301, and gear 304 removes for bar tooth 302, drives flexible wind channel 200 or balancing weight 202 and removes, and flexible wind channel 200 of drive that can be more stable stretches out or contracts into negative pressure chamber 102.

Optionally, the motor 301 is fixedly disposed on the telescopic air duct 200, and the strip-shaped teeth 302 are disposed on an inner wall of the negative pressure cavity 102 corresponding to the telescopic air duct 200. Like this, on being fixed in flexible wind channel 200 with motor 301, the gear 304 that is connected through with motor 301 drives flexible wind channel 200 for the removal of bar tooth 302 and moves about to set up motor 301 on flexible wind channel 200, can reduce the occupation of motor 301 to the whole horizontal space of cigarette machine, make the structure compacter stable, improve the stability of flexible wind channel 200 lift activity.

Optionally, the output shaft 303 penetrates through the motor 301, two ends of the output shaft are provided with a gear 304, and two strip-shaped teeth 302 are provided and are respectively disposed on two opposite side walls in the negative pressure cavity 102. Like this, output shaft 303 runs through motor 301, and its both ends all are equipped with gear 304, can make the better atress in flexible wind channel 200 or balancing weight 202 both sides, and bar tooth 302 is equipped with two, sets up respectively on the relative both sides wall in negative pressure chamber 102, and two gear 304 on the output shaft 303 correspond a bar tooth 302 respectively, the activity of the flexible wind channel 200 of drive or balancing weight 202 that can be more stable.

Optionally, the strip-shaped teeth 302 are mounted on the fixing keel 106 and connected with the side wall of the negative pressure cavity 102 through the fixing keel 106. Like this, the bar tooth 302 is connected with the negative pressure chamber 102 through fixed fossil fragments 106, and fixed fossil fragments 106 is more firm stable for other positions, can be better fix bar tooth 302.

Referring to fig. 7-8, in some examples, a partition plate 103 is disposed in the negative pressure chamber 102, a no-smoke region is defined between the partition plate 103 and an inner wall of the negative pressure chamber 102, the driving mechanism 300 is installed in the no-smoke region, a strip-shaped groove 104 is disposed on the partition plate 103, and the motor 301 passes through the strip-shaped groove 104 and is connected to the telescopic air duct 200. Like this, motor 301 is connected with flexible wind channel 200 through bar groove 104 on the baffle 103, at flexible wind channel 200 during operation, can inhale a large amount of oil smoke, the oil smoke can get into negative pressure chamber 102 through flexible wind channel 200 in, in order to avoid leading to actuating mechanism 300 trouble because of the oil smoke, baffle 103 has been set up in negative pressure chamber 102, inject no smoke zone between baffle 103 and the negative pressure chamber 102, baffle 103 is used for completely closing off the oil smoke, prevent that the oil smoke from getting into no smoke zone and causing the influence to actuating mechanism 300, thereby influence actuating mechanism 300's life, can provide a good operational environment for actuating mechanism 300, reduce the oil smoke and to actuating mechanism 300's damage.

Optionally, a flexible blocking member 105 is disposed in the strip groove 104, the flexible blocking member 105 may close the strip groove 104, and a part of the flexible blocking member 105 may be pulled apart during the movement of the motor 301. Like this, the BAR groove 104 can be sealed by flexible barrier 105, and is isolated to the oil smoke formation, reduces the probability that the oil smoke got into no smoke area, reduces the oil smoke to motor 301's corruption and damage to improve motor 301's life, and can dial flexible barrier 105's part at motor 301 removal in-process and open, at motor 301 during operation, prevent to influence motor 301's removal, make motor 301 can normally drive flexible wind channel 200 activity. The flexible blocking member 105 may be a flexible blocking sheet made of rubber.

It is understood that the motor 301 may be connected to the inner or outer sidewall of the telescopic duct 200. Like this, under the condition that motor 301 is connected with the lateral wall in flexible wind channel 200, can make whole actuating mechanism 300 be located one side in flexible wind channel 200, the baffle 103 of being convenient for separates negative pressure chamber 102 and prescribes a limit to no smoke region, under the condition that motor 301 is connected with the inside wall in flexible wind channel 200, can reduce actuating mechanism 300 and occupy in the space of cigarette machine thickness direction, be favorable to reducing the holistic thickness of cigarette machine.

As shown in fig. 9-10, optionally, a smoke suction port 206 is provided at the front side of the lower portion of the telescopic air duct 200, and a smoke barrier 207 is rotatably installed at the side of the smoke suction port 206. Thus, when the cigarette machine is started, the telescopic air duct 200 extends out from the negative pressure cavity 102, the smoke baffle 207 at the side edge of the telescopic air duct 200 after extending out is opened, the smoke baffle 207 can effectively baffle the oil smoke generated during cooking to improve the oil smoke suction efficiency, and the oil smoke can be prevented from obstructing the sight of a user during cooking.

As shown in fig. 11-15, embodiments of the present disclosure also provide a cabinet, including: cabinet 500 and the machine of any of the embodiments described above. The cabinet 500 defines a mounting space 501 inside, and the mounting space 501 has a first opening 502 toward the lower side; the range hood is completely hidden and installed in the installation space 501, and the telescopic air duct 200 can be extended out of or retracted into the installation space 501. Like this, the cabinet body 500 prescribes a limit to installation space 501, and the cigarette machine is installed in the cabinet body 500, can not occupy too much space in the kitchen, makes the kitchen seem more succinct pleasing to the eye, and installation space 501 has the first opening 502 towards the downside, can make flexible wind channel 200 stretch out or retract into in installation space 501, makes whole cigarette machine can hide in installation space 501, less space in the occupation kitchen.

Optionally, the cabinet 500 further defines a storage space 504 inside, and the storage space 504 is disposed at the front side of the installation space 501. Like this, can hide the condition of installation cigarette machine in the cabinet body 500, still can carry out the storing in the cabinet body 500, improve the space utilization in the cabinet body 500 to store some article that the culinary art process can be used in the position that is nearer apart from the cigarette machine, the user's of being more convenient for use improves user's experience.

Optionally, the underside of the cabinet 500 is coated with a smoke resistant material. Thus, when the range hood is in operation, the adhesion of the oil smoke to the lower side of the cabinet 500 can be prevented, and the cabinet 500 can be kept clean.

Optionally, the lower side of the cabinet 500 is made of glass. Like this, glass material grease proofing dirt ability is stronger, wash easily after being infected with the greasy dirt, and have higher waterproof performance, the user of being convenient for washs the bottom of the cabinet body 500 and cleans, keep the cleanness of the cabinet body 500, and the in-process of cooking in the kitchen still can produce a large amount of steam sometimes, ordinary wooden cigarette machine takes place the damage easily under the erosion of vapor for a long time, adopt glass material's downside, can be better separate vapor, avoid the cigarette machine to receive the erosion of vapor, improve the life of cigarette machine.

Optionally, a push-pull block 503 is disposed on one side of the first opening 502, and the push-pull block 503 can open or close the first opening 502. Thus, the first opening 502 can be closed by pushing and pulling the baffle 503, so that the lower side of the cabinet 500 is formed into a whole, and the fume smell in the interior of the range hood can be prevented from diffusing after the first opening 502 is closed, and the air in the kitchen can be kept clean.

Optionally, the push-pull blocking piece 503 is slidably connected to the cabinet 500, and a push-pull bar tooth is disposed on the push-pull blocking piece 503, the push-pull bar tooth is engaged with the push-pull gear, and the push-pull gear is connected to the push-pull motor and can drive the push-pull blocking piece to slide. Therefore, the push-pull gear is driven to rotate by the push-pull motor, the push-pull bar-shaped teeth meshed with the push-pull gear are driven to move by the rotation of the push-pull gear, the push-pull blocking piece 503 is driven to slide, the first opening 502 is opened or closed by the moving position of the push-pull blocking piece 503, when the cigarette machine is opened, the part of the cigarette machine can stretch out better oil smoke through the first opening 502, the oil smoke smell in the cigarette machine is prevented from being diffused when the cigarette machine is closed, and the air in a kitchen is kept clean.

Optionally, the material of the push-pull baffle 503 is the same as that of the lower side of the cabinet 500. Thus, the consistency between the push-pull baffle 503 and the lower side of the cabinet 500 is maintained, and the overall feeling of the cabinet 500 is stronger.

Optionally, a load-bearing mounting rack 505 is disposed at the top end inside the mounting space 501, and a portion of the load-bearing mounting rack 505 passes through the cabinet 500 and is connected with a connecting seat 506 capable of being connected with a wall surface. Like this, pass cabinet body 500 with bearing mounting bracket 505 and utilize connecting seat 506 on the bearing mounting bracket 505 to be connected with the wall, keep the fixed of bearing mounting bracket 505, be convenient for fix the cigarette machine on bearing mounting bracket 505, improve the stability of cigarette machine installation, reduce the bearing of cabinet body 500, improve the security.

Optionally, the load-bearing mounting bracket 505 is of a steel beam structure and includes a rectangular frame 507, one side of the rectangular frame 507 is provided with the rectangular frame 507, and the rectangular frame 507 penetrates through the cabinet 500 to be connected with the connecting seat 506. Like this, the stability of girder steel structure is better, fixes the cigarette machine through the girder steel structure, can improve the stability of cigarette machine installation to pass cabinet body 500 through rectangular frame 507, only need set up on the cabinet body 500 less mouthful supply rectangular frame 507 pass can, keep the integrality of the cabinet body 500.

Optionally, the load-bearing mounting frame 505 is provided with a screw hole 509 for connecting a cigarette machine, and the top of the cabinet 500 is provided with a mounting hole 510 at a position corresponding to the screw hole 509. Like this, be convenient for the cigarette machine to pass through screw hole 509 and fix on bearing mounting bracket 505, and set up mounting hole 510 with screw hole 509 position department of correspondence at cabinet body 500 top, be convenient for through mounting hole 510 to the screw fixation, it is fixed with the cigarette machine that the screw passes screw hole 509, improves the convenience of installation.

Optionally, a decorative plate 511 is disposed on the front side of the top of the cabinet 500, and the decorative plate 511 is flush with the front side of the cabinet 500. Like this, decorative board 511 upper end can be direct and the top contact in kitchen, can shelter from the oil smoke passageway that goes out through decorative board 511 to cabinet body 500 top, keeps the wholeness of cigarette machine, makes in the kitchen more neatly pleasing to the eye to decorative board 511 can shield the noise that oil smoke passageway vibrations produced, has certain noise reduction effect.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. A range hood, comprising:

a shell (100) provided with a negative pressure cavity (102) inside;

a fan (101) arranged in the negative pressure cavity (102);

one end of the telescopic air duct (200) is communicated with the negative pressure cavity (102), and the other end of the telescopic air duct can extend out of or retract into the negative pressure cavity (102);

a pulley (201) disposed above the inside of the housing (100);

the balancing weight (202) is connected with the telescopic air duct (200) through a rope (203), and the rope (203) bypasses the pulley (201).

2. The machine according to claim 1, characterized in that the two sides of the telescopic air duct (200) are slidably connected with the side walls of the negative pressure cavity (102) through a first sliding structure (400).

3. The machine according to claim 1, characterized in that said weight-balancing mass (202) is slidably connected to the side wall of said negative pressure chamber (102) by means of a second sliding structure (401).

4. The machine according to claim 1, characterized in that said pulleys (201) are provided in two sets and located on two sides of the upper inside of said casing (100), each set of said pulleys (201) comprising a first wheel (204) and a second wheel (205), said first wheel (204) being arranged above said telescopic duct (200), said second wheel (205) being arranged above said counterweight (202), and said ropes (203) being passed around from the upper sides of said first wheel (204) and said second wheel (205).

5. A machine as claimed in any one of claims 1 to 4, further comprising:

and the driving mechanism (300) is connected with the telescopic air duct (200) or the balancing weight (202) and can drive the telescopic air duct (200) to extend out of or retract into the negative pressure cavity (102).

6. A machine as claimed in claim 5, wherein said drive mechanism (300) comprises:

the motor (301) is provided with an output shaft (303), and a gear (304) is arranged on the output shaft (303);

and the strip-shaped teeth (302) are in meshed connection with the gear (304).

7. The machine according to claim 6, characterized in that said motor (301) is fixedly arranged on said telescopic air duct (200) or said counterweight (202), and said strip-shaped teeth (302) are arranged on the inner wall of said negative pressure cavity (102).

8. A machine as claimed in claim 7, characterized in that said output shaft (303) extends through said motor (301), and is provided with one said gear (304) at each end, and two said strip-shaped teeth (302) are provided, respectively, on two opposite side walls of said negative pressure chamber (102).

9. A cabinet, comprising:

a cabinet (500) defining a mounting space (501) therein, the mounting space (501) having a first opening (502) facing a lower side;

a machine as claimed in any one of claims 1 to 8, mounted wholly concealed within said mounting space (501) and said telescopic duct (200) is extendable from and retractable into said mounting space (501).

10. The cabinet as claimed in claim 9, wherein the cabinet body (500) further defines a storage space (504) therein, the storage space (504) being disposed at a front side of the installation space (501).

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