CN209991513U

CN209991513U - Smoke exhaust ventilator

Info

Publication number: CN209991513U
Application number: CN201920405101.5U
Authority: CN
Inventors: 肖斌; 周涛
Original assignee: Zhongshan Ouze Electrical Appliance Co Ltd
Current assignee: Zhongshan Ouze Electrical Appliance Co Ltd
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-01-24
Anticipated expiration: 2029-03-28

Abstract

The utility model relates to the field of kitchen appliances, and discloses a range hood, which comprises a smoke suction hood, a condensation plate, a transmission shaft, a driving mechanism and a rocker mechanism; the front panel of smoke suction hood opens there is the oil smoke import, be equipped with collection smoke chamber in the smoke suction hood, the front end in collection smoke chamber is the oil smoke import, the condenser plate sets up in collection smoke chamber, at least two rocker mechanism sets up in the condenser plate, each rocker mechanism distributes in proper order along the length direction of condenser plate, and wherein two rocker mechanism is located the both ends of condenser plate, all connect through the transmission shaft between the rocker mechanism, actuating mechanism is connected with rocker mechanism. The beneficial effects are that: both ends through at the condensing plate all are provided with rocker mechanism, and the stationarity when can improving the condensing plate and remove is difficult for inclining.

Description

Smoke exhaust ventilator

Technical Field

The utility model relates to a kitchen appliance field, concretely relates to range hood.

Background

At present, air is fed to the periphery of a condensation plate or is fed through meshes of the condensation plate, the condensation plate is fixed, so that the air inlet area of the side-suction type range hood is very small, and smooth air inlet of the side-suction type range hood is blocked to a great extent. Chinese utility model patent application, application number: CN2018220178814 discloses a range hood with a movable condensation plate, which utilizes the principle of parallel extension, and an output shaft of a direct current motor is connected with the middle part of the movable condensation plate through a link mechanism, so as to control the movement of the movable condensation plate, but because the link mechanism is only connected with the middle part of the movable condensation plate, the movable condensation plate is not stable enough in operation and easy to incline in the using process, and cannot well seal the opening of a smoke pumping cavity, the smoke trapping area is small, and the smoke inlet effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects existing in the prior art, and providing the range hood which has reasonable structure and the condensing plate operates stably.

The purpose of the utility model is realized through the following technical scheme: a range hood, its characterized in that: comprises a smoke absorption hood, a condensing plate, a transmission shaft, a driving mechanism and a rocker mechanism; the front panel of the smoke suction hood is provided with a smoke inlet, a smoke collection cavity is arranged in the smoke suction hood, the front end of the smoke collection cavity is provided with the smoke inlet, the condensing plate is arranged in the smoke collection cavity, at least two rocker mechanisms are arranged on the condensing plate, the rocker mechanisms are sequentially distributed along the length direction of the condensing plate, the two rocker mechanisms are positioned at two ends of the condensing plate, the rocker mechanisms are connected through a transmission shaft, and the driving mechanism is connected with the rocker mechanisms; when in a standby state, the condensing plate is attached to the oil smoke inlet; when the smoke is exhausted, the driving mechanism drives the rocker mechanism to pull back the condensation plate, so that the oil smoke inlet is communicated with the smoke suction hood.

Further, the top and the bottom in collection smoke chamber all are equipped with first inlet flue, and when smoking, actuating mechanism drives the inner wall butt of condensing plate and collection smoke chamber, the top of condensing plate forms the second inlet flue with the top in collection smoke chamber, the oil smoke import is advanced inlet flue and suction hood intercommunication through first inlet flue and second.

Further, the number of driving mechanisms is less than or equal to the number of rocker mechanisms.

Further, the rocker mechanism comprises a first fixed seat, a transmission piece and a connecting arm; the linking arm sets gradually in the back of condensing panel along the length direction of condensing panel, first fixing base sets gradually in the inside of smoke absorption cover, all connect through the transmission shaft between the first fixing base, the first end of driving medium is connected with the linking arm that corresponds respectively, the second end of driving medium all is connected with the transmission shaft, and when actuating mechanism's quantity was less than rocker mechanism, the third end of driving medium is connected with corresponding actuating mechanism in proper order, and when actuating mechanism's quantity equaled rocker mechanism, the third end and the actuating mechanism one-to-one of driving medium are connected.

Furthermore, the transmission part is in a shape of a Chinese character 'jiffy' or a triangle.

Further, the connecting arm includes first connecting rod and second connecting rod, the one end of first connecting rod is installed in the back of condensing plate in proper order along the length direction of condensing plate, the other end of first connecting rod is articulated with the one end of second connecting rod, the other end of second connecting rod is articulated with the first end of corresponding driving medium.

Further, the driving mechanism comprises a direct current motor, a second fixed seat, a driving rod and a driven rod; the direct current motor is installed in the smoke suction hood through the second fixing seat, an output shaft of the direct current motor is connected with one end of the driving rod, the other end of the driving rod is hinged to one end of the driven rod, when the number of the driving mechanisms is smaller than that of the rocker mechanisms, the other end of the driven rod is connected with the corresponding rocker mechanisms, and when the number of the driving mechanisms is equal to that of the rocker mechanisms, the other end of the driven rod is connected with the rocker mechanisms in a one-to-one correspondence mode.

Further, still include the articulated elements, the quantity of articulated elements is two at least, the one end of articulated elements is articulated with the lower extreme of smoke absorption cover inner wall, the other end and the lower extreme at condensation plate back of articulated elements are connected.

Furthermore, the smoke collection device also comprises a reinforcing plate, wherein two ends of the reinforcing plate are correspondingly connected with two side walls of the smoke collection cavity, and the driving mechanism and the rocker mechanism are both installed on the reinforcing plate.

The fan assembly comprises a fan cover, a fan and an air outlet; the fan cover is arranged at the upper end of the smoke absorption hood and communicated with the smoke absorption hood, the air outlet is arranged at the upper end of the fan cover, the fan is obliquely arranged in the fan cover, and the air outlet of the fan is connected with the air outlet.

Furthermore, the included angle between the fan and the rear back plate of the fan cover is 8-15 degrees.

Further, the oil collecting device also comprises a first oil collecting cup and a second oil collecting cup; the first oil collecting cup is arranged at the lower end of the fan, and the second oil collecting cup is arranged at the lower end of the smoke suction hood.

Further, still including decorating the cover, decorate the cover and install in the upper end of fan cover, the air outlet is higher than decorate the cover.

Compared with the prior art, the utility model have following advantage:

1. the range hood of the utility model has reasonable design and simple structure, and the rocker mechanisms synchronously drive the condensing plate to move by arranging at least two rocker mechanisms on the condensing plate, thereby improving the stability of the condensing plate during moving, ensuring that the condensing plate can not incline and sealing the oil smoke inlet well; the condensing plate of the range hood stretches inwards when smoking, the internal space of the smoke suction hood is fully utilized, the occupied area of the range hood during working is reduced, and the area of the smoke cage is increased.

2. The utility model provides a fan slope is installed in the fan guard, is favorable to the oil smoke to get into the fan, advances cigarette effectual, has improved the work efficiency of fan.

3. The utility model discloses in be equipped with first oil cup and second oil cup for the unnecessary fluid of splendid attire, first oil cup can avoid on fluid falls actuating mechanism and rocker mechanism, keeps the inside clean health of smoke suction hood, and second oil cup avoids big oil smoke granule to fall on the top of a kitchen range, keeps the clean and tidy health of top of a kitchen range.

Drawings

Fig. 1 shows a schematic diagram of a standby state of a range hood according to an embodiment 1 of the present invention;

fig. 2 shows a schematic structural view of the condensing plate of fig. 1 closing the lampblack inlet;

fig. 3 is a schematic view showing an operating state of a range hood according to embodiment 1 of the present invention;

FIG. 4 is a schematic view of the condensation plate retraction and smoke collection chamber of FIG. 3;

FIG. 5 shows a front view of FIG. 1;

FIG. 6 shows a front view of FIG. 3;

in the figure, 1 is a smoke absorption hood; 2 is a condensing plate; 3 is a front panel; 4 is a smoke collecting cavity; 5 is a first smoke inlet; 6 is a second smoke inlet; 7 is a first fixed seat; 8 is a transmission shaft; 9 is a transmission part; 10 is a connecting arm; 11 is a first connecting rod; 12 is a second connecting rod; 13 is a direct current motor; 14 is a second fixed seat; 15 is a driving rod; 16 is a driven rod; 17 is a hinge; 18 is a reinforcing plate; 19 is a fan cover; 20 is a fan; 21 is an air outlet; 22 is a first oil collecting cup; 23 is a second oil collecting cup; 24 is a decorative cover; and 25 is a buffer foot pad.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example 1:

the range hood as shown in fig. 1-6 comprises a smoke suction hood 1, a condensation plate 2, a transmission shaft 8, a driving mechanism and a rocker mechanism; a front panel 3 of the smoke suction hood 1 is provided with a smoke inlet, a smoke collecting cavity 4 is arranged in the smoke suction hood 1, the front end of the smoke collecting cavity 4 is the smoke inlet, the condensing plate 2 is arranged in the smoke collecting cavity 4, two rocker mechanisms are arranged on the condensing plate 2 and are sequentially distributed along the length direction of the condensing plate 2, the two rocker mechanisms are positioned at two ends of the condensing plate 2 and are connected through a transmission shaft 8, and the driving mechanism is connected with the rocker mechanisms; when the device is in a standby state, the driving mechanism drives the rocker mechanism to push the condensing plate 2 to be attached to the front panel 3, and the oil smoke inlet is closed; when smoking, actuating mechanism drives rocker mechanism and draws back condensing panel 2, so that oil smoke import and smoke suction hood 1 intercommunication, this setting, make full use of smoke suction hood 1's inner space, increase cage cigarette is regional, advances cigarette effectually. Two rocker mechanisms are located the both ends of condensing panel 2 respectively, and actuating mechanism can drive two rocker mechanism synchronous motion under the effect of transmission shaft 8, and two rocker mechanisms drive condensing panel 2 jointly and remove promptly, and this setting has guaranteed condensing panel 2's even running. The transmission shaft 8 is utilized to reduce the number of driving mechanisms and reduce the production cost on the basis of ensuring the stable operation of the condensation plate 2. The front panel 3 is a glass panel.

The top and the bottom of collection smoke chamber 4 all are equipped with first inlet port 5, and when smoking, actuating mechanism drives condensation plate 2 and contracts to make the top of condensation plate 2 and the top of collection smoke chamber 4 form second inlet port 6, and the oil smoke enters into smoke sucking cover 1 behind oil smoke import, first inlet port 5 and the second inlet port 6, discharges through fan 20. The arrangement of the first smoke inlet 5 and the second smoke inlet 6 increases the smoke inlet area of the range hood, and improves the working efficiency of the range hood.

The smoke collection device is characterized by further comprising a reinforcing plate 18, two ends of the reinforcing plate 18 are correspondingly connected with two side walls of the smoke collection cavity 4, and the driving mechanism and the rocker mechanism are both mounted on the reinforcing plate 18. As shown in fig. 2 and 4, two ends of the reinforcing plate 18 are connected with the back parts of two side walls of the smoke collection cavity 4, and the structure can increase the retraction range of the condensation plate 2 and increase the smoke area and smoke inlet amount of the range hood.

As shown in fig. 2 and 4, the rocker mechanism includes a first fixed seat 7, a transmission member 9 and a connecting arm 10; the length direction of linking arm 10 edge condensing plate 2 sets gradually in the back of condensing plate 2, first fixing base 7 sets gradually on reinforcing plate 18, first fixing base 7 all rotates with transmission shaft 8 to be connected, the first end of driving medium 9 is articulated with linking arm 10 that corresponds respectively, the second end of driving medium 9 all with transmission shaft 8 fixed connection, actuating mechanism's quantity is one, and rocker mechanism's quantity is two, and actuating mechanism's output is articulated with the third end of one of them driving medium 9, and under transmission shaft 8's effect, actuating mechanism can drive two rocker mechanism synchronous motion.

The transmission piece 9 is in a shape of a line or a triangle. The transmission part 9 with the structure is simple to process and stable in structure, power of the driving mechanism can be transmitted to the transmission shaft 8 and the connecting arm 10 well, and the moving stability of the condensation plate 2 is effectively improved.

The connecting arm 10 comprises a first connecting rod 11 and a second connecting rod 12, one end of the first connecting rod 11 is sequentially installed on the back of the condensing plate 2 along the length direction of the condensing plate 2, the other end of the first connecting rod 11 is hinged to one end of the second connecting rod 12, and the other end of the second connecting rod 12 is hinged to the first end of the corresponding transmission piece 9. The connecting arm 10 is synchronously moved under the action of the transmission shaft 8 and the transmission piece 9, so that the condensation plate 2 can be prevented from inclining in the moving process, and the operation is stable.

The driving mechanism comprises a direct current motor 13, a second fixed seat 14, a driving rod 15 and a driven rod 16; the direct current motor 13 is mounted on the reinforcing plate 18 through the second fixing seat 14, an output shaft of the direct current motor 13 is connected with one end of the driving rod 15, the other end of the driving rod 15 is hinged with one end of the driven rod 16, and when the number of the driving mechanisms is less than that of the rocker mechanisms, the other end of the driven rod 16 is only hinged with the third end of the corresponding transmission piece 9. With this structure, the driving member 9 is driven to rotate by the dc motor 13, thereby driving the condensation plate to move.

As shown in fig. 1 to 4, the condensing and ventilating hood further comprises two hinge members 17, one end of each hinge member 17 is hinged to the lower end of the inner wall of the smoking hood 1, and the other end of each hinge member 17 is connected to the lower end of the back of the condensing plate 2. By adopting the structure, the condensing plate 2 can be hinged in the smoke collection cavity 4, and the stability of the condensing plate 2 during movement is improved.

As shown in fig. 1 and 3, the air conditioner further comprises a fan assembly, wherein the fan assembly comprises a fan cover 19, a fan 20 and an air outlet 21; the fan cover 19 is arranged at the upper end of the smoke absorption hood 1 and communicated with the smoke absorption hood 1, the air outlet 21 is arranged at the upper end of the fan cover 19, the fan 20 is obliquely arranged in the fan cover 19, and the exhaust outlet of the fan 20 is connected with the air outlet 21. The included angle between the fan 20 and the back plate of the fan cover 19 is 8-15 degrees. The air inlet surface of the obliquely arranged fan 20 is just corresponding to the first smoke inlet 5 and the second smoke inlet 6, which is beneficial to smoke inlet and improves the efficiency of the range hood.

A first oil collecting cup 22 and a second oil collecting cup 23; the first oil collecting cup 22 is arranged at the lower end of the fan 20, and the second oil collecting cup 23 is arranged at the lower end of the smoke suction hood 1. The first oil collecting cup 22 and the second oil collecting cup 23 are used for collecting oil stains accumulated at the fan 20 and the smoke suction hood 1, so that the cleanliness of the interior and the exterior of the range hood is improved, and the problems of oil dripping and liquid leakage of the range hood in the using process are solved.

The fan cover further comprises a decoration cover 24, the decoration cover 24 is installed at the upper end of the fan cover 19, and the air outlet 21 is higher than the decoration cover 24. By adopting the structure, the range hood has strong integrity, and is simple and beautiful.

The back of the smoke suction hood 1 is provided with a buffering foot pad 25 which can fix and protect the range hood and reduce friction and collision.

As shown in fig. 2, the operating principle of the closing process of the condensation plate 2 of the range hood is as follows: an output shaft of the direct current motor 13 drives the driving rod 15, the driving rod 15 pushes the driven rod 16 outwards, the driven rod 16 pushes the third end of the transmission part 9, the second end of the transmission part 9 drives the transmission shaft 8 to rotate, so that the transmission shaft 8 drives the rest of the transmission parts 9 to synchronously rotate, the first end of the transmission part 9 synchronously pushes the connecting arm 10, the condensation plate 2 moves outwards to be attached to the oil smoke inlet, the closing work of the condensation plate 2 is completed, and the range hood enters a standby state.

As shown in fig. 4, the operating principle of the opening process of the condensation plate 2 of the range hood is as follows: the output shaft of the direct current motor 13 drives the driving rod 15, the driving rod 15 pulls the driven rod 16 back, the driven rod 16 pulls the third end of the transmission part 9 back, the second end of the transmission part 9 drives the transmission shaft 8 to rotate, so that the transmission shaft 8 drives the rest of the transmission parts 9 to synchronously rotate, the first end of the transmission part 9 synchronously pulls the connecting arm 10 back, the condensation plate 2 moves inwards, the first smoke inlet 5 and the second smoke inlet 6 are communicated with the oil smoke inlet, and the range hood starts to work.

Example 2:

the present example is the same as example 1 except for the following technical features:

when the number of the driving mechanisms is equal to that of the rocker mechanisms, the driven rods 16 in the driving mechanisms are correspondingly connected with the third ends of the transmission pieces 9 in the rocker mechanisms one by one, and meanwhile, the direct current motors 13 are started to drive the corresponding rocker mechanisms to synchronously move, so that the condensing plate 2 is controlled to seal the oil smoke inlet or the condensing plate 2 is controlled to retract, and the condensing plate 2 is stably moved.

Example 3:

the number of rocker mechanisms is four, and actuating mechanism's quantity is two, and rocker mechanism sets gradually in the back of condensing plate 2 along the length direction of condensing plate 2, connects through transmission shaft 8 between four rocker mechanisms, and two actuating mechanism's output is connected with two arbitrary rocker mechanisms wherein. Under the action of the transmission shaft 8, the two driving mechanisms drive the four rocker mechanisms to synchronously move.

The above-mentioned specific implementation is the preferred embodiment of the present invention, can not be right the utility model discloses the limit, any other does not deviate from the technical scheme of the utility model and the change or other equivalent replacement modes of doing all contain within the scope of protection of the utility model.

Claims

1. A range hood, its characterized in that: comprises a smoke absorption hood, a condensing plate, a transmission shaft, a driving mechanism and a rocker mechanism; the front panel of smoke suction hood opens there is the oil smoke import, be equipped with collection smoke chamber in the smoke suction hood, the front end in collection smoke chamber is the oil smoke import, the condenser plate sets up in collection smoke chamber, at least two rocker mechanism sets up in the condenser plate, each rocker mechanism distributes in proper order along the length direction of condenser plate, and wherein two rocker mechanism is located the both ends of condenser plate, all connect through the transmission shaft between the rocker mechanism, actuating mechanism is connected with rocker mechanism.

2. The range hood of claim 1, wherein: the rocker mechanism comprises a first fixed seat, a transmission piece and a connecting arm; the linking arm sets gradually in the back of condensing panel along the length direction of condensing panel, first fixing base sets gradually in the inside of smoke absorption cover, all connect through the transmission shaft between the first fixing base, the first end of driving medium is connected with the linking arm that corresponds respectively, the second end of driving medium all is connected with the transmission shaft, and when actuating mechanism's quantity was less than rocker mechanism, the third end of driving medium is connected with corresponding actuating mechanism in proper order, and when actuating mechanism's quantity equaled rocker mechanism, the third end and the actuating mechanism one-to-one of driving medium are connected.

3. The range hood of claim 2, wherein: the linking arm includes first connecting rod and second connecting rod, the length direction of the one end edge condensing plate of first connecting rod is installed in the back of condensing plate in proper order, the other end of first connecting rod is articulated with the one end of second connecting rod, the other end of second connecting rod is articulated with the first end of corresponding driving medium.

4. The range hood of claim 1, wherein: the driving mechanism comprises a direct current motor, a second fixed seat, a driving rod and a driven rod; the direct current motor is installed in the smoke suction hood through the second fixing seat, an output shaft of the direct current motor is connected with one end of the driving rod, the other end of the driving rod is hinged to one end of the driven rod, when the number of the driving mechanisms is smaller than that of the rocker mechanisms, the other end of the driven rod is connected with the corresponding rocker mechanisms, and when the number of the driving mechanisms is equal to that of the rocker mechanisms, the other end of the driven rod is connected with the rocker mechanisms in a one-to-one correspondence mode.

5. The range hood of claim 1, wherein: still include the articulated elements, the quantity of articulated elements is two at least, the one end of articulated elements is articulated with the lower extreme of smoke suction hood inner wall, the other end of articulated elements is connected with the lower extreme at condensing panel back.

6. The range hood of claim 1, wherein: the smoke collection device is characterized by further comprising a reinforcing plate, wherein the two ends of the reinforcing plate are correspondingly connected with the two side walls of the smoke collection cavity, and the driving mechanism and the rocker mechanism are both mounted on the reinforcing plate.

7. The range hood of any one of claims 1-6, wherein: the fan assembly comprises a fan cover, a fan and an air outlet; the fan cover is arranged at the upper end of the smoke absorption hood and communicated with the smoke absorption hood, the air outlet is arranged at the upper end of the fan cover, the fan is obliquely arranged in the fan cover, and the air outlet of the fan is connected with the air outlet.

8. The range hood of claim 7, wherein: the included angle between the fan and the rear back plate of the fan cover is 8-15 degrees.

9. The range hood of claim 7, wherein: the oil-collecting device also comprises a first oil-collecting cup and a second oil-collecting cup; the first oil collecting cup is arranged at the lower end of the fan, and the second oil collecting cup is arranged at the lower end of the smoke suction hood.

10. The range hood of claim 7, wherein: still including decorating the cover, decorate the cover and install in the upper end of fan cover, the air outlet is higher than decorate the cover.