CN208606233U - A kind of lifting smoking structure of lower discharging type ventilator - Google Patents

Abstract

The utility model discloses a kind of lifting of lower discharging type ventilator smoking structures, bellows with smoke discharging pipe and the exhaust fume collecting hood being arranged on bellows, exhaust fume collecting hood is connect with driving mechanism to be arranged in bellows in liftable, go up and down the height that exhaust fume collecting hood can control smoking port with respect to bellows, compared with prior art, the utility model uses lower-discharging type mist extractor mode, and reach the adjustable control to open height of smoking using the fume collecting hood of lifting setting, change the mode that traditional kitchen ventilator can only aspirate oil smoke with its single height, utilize the continuous movement of smoking port, to realize that the oil smoke to different height carries out comprehensive suction process, improve the fumes escaping phenomenon that traditional kitchen ventilator occurs in use, not only realize the purified treatment to kitchen environment, and lifting structure can be utilized, smoking port is set to be contracted to wind In case, device is reduced to kitchen area occupied.

Description

A kind of lifting smoking structure of lower discharging type ventilator

[technical field]

The utility model relates to the technical field of range hood structure, the lifting of especially a kind of lower discharging type ventilator is smoked Structure.

[background technique]

Kitchen ventilator is otherwise known as range hood, is a kind of for purifying the kitchen appliance of kitchen environment, can fire cooking stove It burns the oil smoke generated in the exhaust gas and cooking process generated to take away rapidly, and outdoor is discharged, to reach the mesh of purification kitchen environment 's.

Lower discharging type ventilator is made of the oil-collecting petticoat pipe being placed in above cabinet and the bellows structure being mounted in cabinet, is collected Petticoat pipe is connected to bellows, ducting assembly is equipped in bellows, wherein ducting assembly includes spiral case, motor and impeller assembly, blower fan group Part generates negative pressure when working in bellows, makes to form negative pressuren zone at the smoking port of exhaust fume collecting hood, oil smoke caused by cooking fried is by negative pressure It absorbs, is entered in bellows through exhaust fume collecting hood, and be discharged by smoke discharging pipe, realize the purification of kitchen fume, avoid traditionally arranging The big problem of formula range hood top oil dripping, occupied space, and because the structure that bellows are placed in cabinet interior can reduce noise.

But existing lower discharging type ventilator there is problems: after exhaust fume collecting hood is fixedly connected with bellows, smoking port Above cabinet, it is difficult to adjust position again, and the big problem of occupied space still remains.Simultaneously because oil smoke is in uphill process In speed faster or slower, and slow oil smoke will be located at the bottom of the oil smoke of fast speed, and it will be around Diffusion, when in use, the oil smoke being located above can be siphoned away existing lower exhaustion type fume exhauster by kitchen ventilator, and slow one Divide oil smoke then can cause to escape from due to kitchen ventilator smoking open height does not correspond to, causes oil smoke assimilation effect not thorough enough, not only Kitchen environment is polluted, but also can be threatened to the health of user.

[utility model content]

The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of lifting of lower discharging type ventilator Smoking structure can control smoking port and reciprocal lifting occurs, and the oil smoke for reaching different to height is thoroughly absorbed and handled While, it can be contracted in bellows, reduce area occupied.

To achieve the above object, the utility model proposes a kind of lifting of lower discharging type ventilator smoking structure, have The bellows of smoke discharging pipe and the exhaust fume collecting hood being arranged on the bellows, the bellows are interior to be equipped with the air duct group being connected to smoke discharging pipe Part, the exhaust fume collecting hood is interior to be equipped with the smoke collecting chamber room being recessed inwardly, and exhaust fume collecting hood end face top is equipped with and the smoke collecting chamber room connects Logical smoking port, the end face lower part of the exhaust fume collecting hood are equipped with the smoke guide port being connected to the smoke collecting chamber room, and the ducting assembly is solid It is scheduled in bellows and is located at the smoke guide port side, the ducting assembly can generate through the smoke guide port and act on the collection cigarette The centrifugation negative pressure of chamber, the exhaust fume collecting hood is connect with driving mechanism to be arranged in the bellows in liftable, goes up and down the collection Petticoat pipe can control the smoking port with respect to the height of bellows.

Preferably, offering the air duct chamber for accommodating ducting assembly in the bellows, it is equipped with and is located in the bellows Accommodating cavity air duct chamber side and interconnected, the exhaust fume collecting hood lifting are mounted in the accommodating cavity, the ducting assembly It is fixed on exhaust fume collecting hood side, and remains opposite with the smoke guide port part of the exhaust fume collecting hood.

Preferably, being equipped with the slideway being distributed along the vertical direction in the accommodating cavity, the exhaust fume collecting hood is through slide and slideway Cooperation is in be slidably mounted in the accommodating cavity.

Preferably, the driving mechanism includes the electric expansion screw rod being driven by motor and is fixed on the accommodating cavity bottom The bearing block in portion, the electric expansion screw limiting are fixed in exhaust fume collecting hood and extend straight down, the electric expansion screw rod End and the bearing block be rotatablely connected, make the electric expansion screw support between bearing block and exhaust fume collecting hood, the electricity It is flexible that machine drives electric expansion screw rod to complete, to support the exhaust fume collecting hood to move up and down in accommodating cavity.

Preferably, the exhaust fume collecting hood is equipped with the panel positioned at smoking port, the panel is tilted relative to vertical direction Setting.

The utility model has the beneficial effects that compared with prior art, the utility model uses lower-discharging type mist extractor mode, and Reach the adjustable control to smoking open height using the fume collecting hood of lifting setting, changing traditional kitchen ventilator can only be with its list The mode that one height aspirates oil smoke carries out the oil smoke of different height to realize using the continuous movement of smoking port Comprehensive suction process improves the fumes escaping phenomenon that traditional kitchen ventilator occurs in use, not only realizes to kitchen The purified treatment of environment, and lifting structure can be utilized, it is contracted to smoking port in bellows, reduces device and face is occupied to kitchen Product.

The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.

[Detailed description of the invention]

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the schematic cross-sectional view of the utility model；

Fig. 3 is the connection schematic diagram of ducting assembly and exhaust fume collecting hood in the utility model；

Fig. 4 is the connection schematic diagram of exhaust fume collecting hood and bellows in the utility model；

Fig. 5 is the structural schematic diagram of exhaust fume collecting hood in the utility model；

In figure: 1- smoke discharging pipe, 2- bellows, 3- exhaust fume collecting hood, 4- ducting assembly, 5- smoke collecting chamber room, 6- smoking port, 7- lead cigarette Mouth, the air duct 8- chamber, 9- accommodating cavity, 10- slideway, 11- slide, 12- electric expansion screw rod, 13- bearing block, 14- panel, 15- electricity Machine.

[specific embodiment]

Refering to fig. 1 to Fig. 5, the utility model includes having the bellows 2 of smoke discharging pipe 1 and being arranged on the bellows 2 Exhaust fume collecting hood 3, is equipped with the ducting assembly 4 be connected to smoke discharging pipe 1 in the bellows 2, equipped with being recessed inwardly in the exhaust fume collecting hood 3 Smoke collecting chamber room 5, the 3 end face top of exhaust fume collecting hood are equipped with the smoking port 6 being connected to the smoke collecting chamber room 5, the end of the exhaust fume collecting hood 3 Face lower part is equipped with the smoke guide port 7 being connected to the smoke collecting chamber room 5, and the ducting assembly 4 is fixed in bellows 2 and is located at described 7 side of smoke guide port, the ducting assembly 4 can generate the centrifugation negative pressure for acting on smoke collecting chamber room 5, the collection through the smoke guide port 7 Petticoat pipe 3 is connect with driving mechanism to be arranged in the bellows 2 in liftable, and going up and down the exhaust fume collecting hood 3 can control the smoking The height of the opposite bellows 2 of mouth 6.Ducting assembly 4 is arranged in bellows 2 in the utility model, bellows 2 are placed in the knot of cabinet interior Structure is discharged oil smoke by smoke discharging pipe 1, reaches lower-discharging type mist extractor mode, and what smoke guide port 7 and ducting assembly 4 were directly provide with Structure is eliminated the connection structure of traditional smoke guide port 7 and ducting assembly 4, and is reached using 3 structure of exhaust fume collecting hood of lifting setting To the adjustable control of 6 height of smoking port, the mode that traditional kitchen ventilator can only aspirate oil smoke with its single height is changed, Using the continuous movement of smoking port 6, comprehensive suction process is carried out to the oil smoke of different height to realize, improves traditional oil smoke The fumes escaping phenomenon that machine occurs in use not only realizes the purified treatment to kitchen environment, but also can utilize Lifting structure is contracted to smoking port 6 in bellows 2, changes the existing smoking port raised structure with cabinet always.

Specifically, offering the air duct chamber 8 for accommodating ducting assembly 4 in the bellows 2, position is equipped in the bellows 2 In 8 side of air duct chamber and the accommodating cavity 9 that interconnects, what the exhaust fume collecting hood 3 was gone up and down is mounted in the accommodating cavity 9, the wind Road component 4 is fixed on 3 side of exhaust fume collecting hood, and when exhaust fume collecting hood 3 is in lifting process, ducting assembly 4 is remained and the exhaust fume collecting hood 3 7 part of smoke guide port it is opposite, so that guaranteeing that ducting assembly 4 generates acts on the centrifugation negative pressure of smoke collecting chamber room 5, sucked convenient for oil smoke In ducting assembly 4.

Specifically, being equipped with the slideway 10 being distributed along the vertical direction in the accommodating cavity 9, the exhaust fume collecting hood 3 is through 11 He of slide The cooperation of slideway 10 is in be slidably mounted in the accommodating cavity 9.Its middle slideway 10 is arranged in bellows 2 on the side wall of accommodating cavity 9, And slide 11 is then in straight forming and exhaust fume collecting hood 3, the structure being slidably matched using this, so that exhaust fume collecting hood 3 is gone up and down in accommodating cavity 9 It is more flexible, prevent stuck.

Specifically, the driving mechanism includes the electric expansion screw rod 12 driven by motor 15 and is fixed on the accommodating cavity The bearing block 13 of 9 bottoms, the specific structure of the electric expansion screw rod 12 are the prior art, are stretched by electronic after the offer power of motor 15 Compression screw arbor 12 can stretch out, and the limit of electric expansion screw rod 12 is fixed in exhaust fume collecting hood 3 and extends straight down, described electronic The end of expansion screw 12 and the bearing block 13 are rotatablely connected, and the electric expansion screw rod 12 is made to be supported on bearing block 13 and collection Between petticoat pipe 3, it is flexible that the motor 15 drives electric expansion screw rod 12 to complete, to support the exhaust fume collecting hood 3 in accommodating cavity 9 It moves up and down.

Specifically, the exhaust fume collecting hood 3 is equipped with the panel 14 positioned at smoking port 6, the panel 14 is relative to vertical direction It is obliquely installed, opens up several smoke intaking holes on the panel 14.

Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, and any pair of sheet is practical new Scheme after type simple transformation belongs to the protection scope of the utility model.

Claims (5)

1. The structure 1. a kind of lifting of lower discharging type ventilator is smoked including the bellows (2) with smoke discharging pipe (1) and is arranged in institute The exhaust fume collecting hood (3) on bellows (2) is stated, is equipped with the ducting assembly (4) being connected to smoke discharging pipe (1), the collection in the bellows (2) The smoke collecting chamber room (5) being recessed inwardly is equipped in petticoat pipe (3), it is characterised in that: exhaust fume collecting hood (3) the end face top be equipped with it is described The smoking port (6) of smoke collecting chamber room (5) connection, the end face lower part of the exhaust fume collecting hood (3) is equipped with to be connected to the smoke collecting chamber room (5) Smoke guide port (7), the ducting assembly (4) are fixed in bellows (2) and are located at the smoke guide port (7) side, the air duct group Part (4) can generate the centrifugation negative pressure for acting on smoke collecting chamber room (5), the exhaust fume collecting hood (3) and driving mechanism through the smoke guide port (7) In liftable setting in the bellows (2), going up and down the exhaust fume collecting hood (3) can control the smoking port (6) with respect to wind for connection The height of case (2).
2. The structure 2. a kind of lifting of lower discharging type ventilator according to claim 1 is smoked, it is characterised in that: the bellows (2) the air duct chamber (8) for accommodating ducting assembly (4) is offered in, is equipped in the bellows (2) and is located at air duct chamber (8) side And the accommodating cavity (9) interconnected, exhaust fume collecting hood (3) lifting are mounted in the accommodating cavity (9), the ducting assembly (4) it is fixed on exhaust fume collecting hood (3) side, and remains partially opposite with the smoke guide port (7) of the exhaust fume collecting hood (3).
3. The structure 3. a kind of lifting of lower discharging type ventilator according to claim 2 is smoked, it is characterised in that: the accommodating The slideway (10) being distributed along the vertical direction is equipped in chamber (9), the exhaust fume collecting hood (3) is through slide (11) and slideway (10) cooperation in cunning It is dynamic to be mounted in the accommodating cavity (9).
4. The structure 4. a kind of lifting of lower discharging type ventilator according to claim 3 is smoked, it is characterised in that: the driving Mechanism includes the electric expansion screw rod (12) by motor (15) driving and the bearing block for being fixed on the accommodating cavity (9) bottom (13), electric expansion screw rod (12) limit is fixed in exhaust fume collecting hood (3) and extends straight down, the electric expansion screw rod (12) end and the bearing block (13) is rotatablely connected, and the electric expansion screw rod (12) is made to be supported on bearing block (13) and collection Between petticoat pipe (3), motor (15) driving electric expansion screw rod (12) completes to stretch, to support the exhaust fume collecting hood (3) holding It sets in chamber (9) and moves up and down.
5. The structure 5. a kind of lifting of lower discharging type ventilator according to claim 1 is smoked, it is characterised in that: the collection cigarette It covers (3) and is equipped with the panel (14) for being located at smoking port (6), the panel (14) is obliquely installed relative to vertical direction.