CN218001601U - Range hood with internal air volume adjusting function - Google Patents

Abstract

The utility model discloses a lampblack absorber with inside air regulation, including the lampblack absorber main part, the lampblack absorber main part includes the exhaust pipe of box and internally mounted with the fan. The bottom of the box body is provided with a smoke collecting cavity, and the top of the smoke collecting cavity is provided with a left air inlet and a right air inlet; a shunting cavity for covering the left air inlet and the right air inlet is arranged in the box body, and an opening connected to a smoke exhaust pipeline is arranged in the center above the shunting cavity; the center of the shunting cavity is also rotatably provided with two shunting plates capable of blocking the communication between the shunting cavity and the smoke exhaust pipeline, and the two shunting plates are independently controlled by a left-handed motor and a right-handed motor respectively; the front side of the box body is provided with a left control bar and a right control bar which are respectively connected and controlled by a circuit to operate a left-handed motor and a right-handed motor and drive the splitter plate to rotate. The utility model is beneficial to improving the utilization efficiency of the range hood; the oil smoke collecting device has better smoke collecting effect, and prevents oil smoke from diffusing and escaping; the smoke machine can be adjusted more flexibly by the flow dividing control of the double flow dividing plates, and the smoke machine is suitable for the smoke suction and exhaust generated by various cooking utensils.

Description

Range hood with internal air volume adjusting function

Technical Field

The utility model relates to a daily domestic kitchen equipment technical field, concretely relates to lampblack absorber with inside air regulation.

Background

The range hood is used for improving ventilation conditions in a kitchen and discharging oil smoke and waste gas generated in the cooking process, and is a necessary article in the kitchen. The existing range hood has many types, including Chinese style and European style, along with the progress of the technology, the existing range hoods are internally provided with double cavities, and the air inlet amount can only be fixed on two sides of each gear of the air inlet of the existing double-cavity range hood, so that the efficiency of the whole range hood is not fully utilized, and the mode is single.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a range hood with internal air volume regulation.

In order to solve the technical problem, the utility model discloses a technical scheme is: a range hood with internal air volume regulation comprises a range hood main body, wherein the range hood main body comprises a box body and a smoke exhaust pipeline positioned above the box body, and a fan is fixedly arranged inside the smoke exhaust pipeline; the bottom of the box body is provided with an upward-sunken smoke collection cavity, and the top of the smoke collection cavity is provided with a left air inlet and a right air inlet; a smoke collecting cover plate is fixedly arranged in the box body, covers the left air inlet and the right air inlet, and forms a flow dividing cavity with the box body, an opening is formed in the center of the upper part of the smoke collecting cover plate and is connected to the lower end of the smoke exhaust pipeline, two flow dividing plates capable of blocking the communication between the flow dividing cavity and the smoke exhaust pipeline are rotatably arranged in the center of the flow dividing cavity, and the two flow dividing plates are independently controlled through a left-handed motor and a right-handed motor respectively; the glass front plate is installed to the front side of box, sets up master switch, left control strip and right control strip on the glass front plate, and left control strip and right control strip are respectively through line connection left-handed rotation motor and right-handed rotation motor and control its operation.

Furthermore, the flow distribution plate comprises a left flow distribution plate and a right flow distribution plate, and the flow distribution cavity is divided into a left cavity and a right cavity; the splitter plate is connected with the left-handed motor and the right-handed motor through a transmission shaft, and the left splitter plate and the right splitter plate are respectively controlled to rotate by 0-90 degrees and 90-0 degrees.

Furthermore, the transmission shaft is of a sleeve structure and comprises an outer sleeve shaft and an inner shaft, and the outer sleeve shaft is provided with a circumferential rotating groove; the lower end edge of the left flow distribution plate is fixedly connected with the outer sleeve shaft, and the lower end edge of the right flow distribution plate penetrates through the rotating groove to be fixedly connected with the inner shaft; the two ends of the transmission shaft are fixedly arranged in the flow distribution cavity through vertical bearings with seats, and the rear end of the transmission shaft penetrates through the rear side wall of the flow distribution cavity and is connected with a left-handed motor and a right-handed motor which are fixedly arranged outside through gear transmission.

Furthermore, the left control bar and the right control bar respectively comprise a plurality of strip-shaped control switches with different sizes and lengths, the strip-shaped control switches respectively control the rotating opening and closing angles of the left splitter plate and the right splitter plate correspondingly, and the longer the lengths are, the larger the opening and closing angles of the corresponding splitter plates are.

Furthermore, the lower end of the smoke collecting cover plate is connected with the box body in a sealing mode, and the upper end opening of the smoke collecting cover plate is connected with the smoke exhaust pipeline in a sealing mode.

Furthermore, the left air inlet and the right air inlet are both fixedly provided with an oil smoke filter screen and a safety net; the lower parts of the two air inlets are respectively and correspondingly provided with a left smoke baffle and a right smoke baffle which are symmetrical with each other, and the smoke baffles and the top of the smoke collecting cavity are rotatably arranged at intervals.

Furthermore, each smoke baffle is connected with the top of the smoke collection cavity through a connecting piece; the connecting piece comprises two fixed connecting pieces and two rotating connecting pieces, wherein each fixed connecting piece comprises a hook arranged at the top of the smoke collection cavity and a hanging ring arranged on the upper side of the smoke baffle, and each rotating connecting piece comprises an upper fixed block arranged at the top of the smoke collection cavity and a lower swinging block arranged on the upper side of the smoke baffle; the lower part of the upper fixing block is provided with a swinging groove, two elastic bolts are oppositely arranged in the length direction of the upper fixing block, the head ends of the elastic bolts extend into the swinging groove, and springs are arranged on the elastic bolts; the upper end of the lower swing block is provided with a swing rod matched with the swing groove, the width of the swing rod is smaller than that of the swing groove, the swing rod is provided with a limit groove matched with the head end of the elastic bolt, and the swing rod is clamped with the elastic bolt.

Furthermore, the box body is in a shell shape, the middle of the top end face of the smoke collection cavity arranged at the lower part of the box body is low, the two sides of the top end face of the smoke collection cavity are high, and the oil collection box is detachably mounted in the middle of the top of the smoke collection cavity.

Furthermore, a one-way smoke exhaust valve is arranged at the upper end of the smoke exhaust pipeline, and an outlet of the fan is connected with the one-way smoke exhaust valve; the front part of the smoke exhaust pipeline is provided with a cleaning window, the outside of the smoke exhaust pipeline is detachably provided with a decorative cover, and the decorative cover and the cleaning window are sealed.

Furthermore, a mounting structure is arranged on the rear side wall of the range hood main body.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model is favorable for improving the utilization efficiency of the range hood; the double air inlets have better smoke collecting effect, and prevent oil smoke from diffusing and escaping; the split-flow control system of the double split-flow plate can adjust the range hood more flexibly, is suitable for smoking and exhausting of various cooking utensils with different heights and generating smoke sources, and has humanized design compared with the traditional double-cavity range hood.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a middle smoke exhaust duct of the present invention;

FIG. 3 is a schematic view of the internal structure of the middle box body of the present invention;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a half-sectional view of the rotating connecting member of the present invention;

in the figure: 1. the device comprises a box body, 2, a smoke exhaust pipeline, 3, a fan, 4, a fan control box, 5, a one-way smoke exhaust valve, 6, a decorative cover, 7, a glass front plate, 8, a master switch, 9, a control strip, 10, a left smoke baffle, 11, a right smoke baffle, 12, a smoke collection cavity, 13, a left air inlet, 14, a right air inlet, 15, a smoke collection cover plate, 16, a shunting cavity, 17, an oil smoke filter screen, 18, a left shunting plate, 19, a right shunting plate, 20, a left-handed motor, 21, a right-handed motor, 22, a motor fixing seat, 23, a transmission shaft, 24, a vertical type bearing with a seat, 25, a rotating connecting piece, 26, a fixed connecting piece, 27 and a cleaning window;

251. the device comprises an upper fixing block 252, a lower swing block 253, a swing groove 254, a swing rod 255, an elastic bolt 256 and a limiting groove.

Detailed Description

It should be noted that, in the description of the present invention, the terms such as "upper", "lower", "front", "back", etc. indicate the orientation or position relationship based on the drawings, and are only the terms determined for convenience of describing the structural relationship of the components in the present invention, and are not intended to limit the present invention, in which any component must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as a limitation to the present invention.

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings:

as shown in figure 1, the range hood with the internal air volume adjusting function comprises a range hood main body, wherein a mounting structure is arranged on the rear side wall of the range hood main body, and the range hood is convenient to fixedly mount on different wall positions and located above a cooking range. The range hood main body comprises a box body 1 and a smoke exhaust pipeline 2 arranged above the box body 1, and as shown in a combined figure 2, the smoke exhaust pipeline 2 is hollow, an installation plate is fixed at an outlet of the upper end of the smoke exhaust pipeline in a sealing mode, and a one-way smoke exhaust valve 5 is arranged on the installation plate to prevent oil smoke from flowing backwards; a fan 3 is fixedly arranged in the smoke exhaust pipeline 2, an air outlet of the fan 3 is communicated with the one-way smoke exhaust valve 5, and a fan control box 4 for controlling the fan 3 to operate is fixedly arranged on the upper side surface of the mounting plate and is connected with the fan 3 through a circuit; a cleaning window 27 is arranged on the front side wall of the smoke exhaust pipeline 2, so that maintenance personnel can conveniently perform internal temporary inspection, maintenance and replacement. The outside demountable installation of above-mentioned exhaust pipe 2 has decorates cover 6, decorates to carry out sealing process between cover 6 and the last clearance window 27 of exhaust pipe 2.

Referring to fig. 3 and 4, the box body 1 has a shell-shaped structure and is hollow. The bottom of the box body 1 is sunken upwards to form a smoke collecting cavity 12, the middle of the top of the smoke collecting cavity 12 is low, two sides of the top of the smoke collecting cavity are high, and an oil collecting box is detachably mounted in the lower middle of the smoke collecting cavity and used for collecting oil stains separated by pumping. The top of the smoke collection cavity 12 is provided with a left air inlet 13 and a right air inlet 14 which are symmetrically distributed at the left and right sides of the oil collection box and both lead to the inside of the box body 1, and the left air inlet 13 and the right air inlet 14 are both fixedly provided with an oil smoke filter screen 17 and a safety net. A smoke collecting hood cover plate 15 is fixedly arranged in the box body 1, the lower end of the smoke collecting hood cover plate 15 completely covers the left air inlet 13 and the right air inlet 14 and is sealed with the inner side wall of the box body 1, and a flow forming cavity 16 is formed between the smoke collecting hood cover plate 15 and the box body 1; an opening is formed in the center of the top of the smoke collecting cover plate 15, metal plate bending processing is carried out on the periphery of the opening, the opening is matched with the lower end of the smoke exhaust pipeline 2, fixing is carried out through bolts, sealing processing is carried out, and oil smoke is prevented from overflowing. A left flow distribution plate 18 and a right flow distribution plate 19 are arranged in the center of the interior of the flow distribution cavity 16 and can be vertically attached to each other; the left flow distribution plate 18 and the right flow distribution plate 19 divide the flow distribution cavity 16 into two cavities, and can block the communication between the flow distribution cavity 16 and the smoke exhaust pipe 2 through rotation. The rotation of left side flow distribution plate 18 and right flow distribution plate 19 is through levogyration motor 20 and dextrorotation motor 21 respectively independent control, and levogyration motor 20 and dextrorotation motor 21 pass through motor fixing base 22 fixed mounting outside the back lateral wall of reposition of redundant personnel chamber 16, and the end of motor shaft is connected with a transmission shaft 23 through gear drive, the both ends of transmission shaft 23 are fixed through vertical pedestal bearing 24. The transmission shaft 23 is a sleeve-shaped structure and comprises an inner shaft and an outer sleeve shaft which are coaxially arranged, a plurality of rotating grooves are formed in the circumferential direction of the outer sleeve shaft, the lower end edge of the left splitter plate 18 is fixed with the outer sleeve shaft, and the lower end edge of the right splitter plate 19 penetrates through the rotating grooves in the outer sleeve shaft and is fixed with the inner shaft; gears are arranged at one ends of the outer sleeve shaft and the inner shaft close to the motor fixing seat 22 and are meshed with gears at the tail ends of rotating shafts in the left-handed motor 20 and the right-handed motor 21 respectively, the left-handed motor 20 can control the left splitter plate 18 to rotate from 0-90 degrees, and the right-handed motor 21 can control the right splitter plate 19 to rotate from 90-0 degrees.

The front side fixed mounting of box 1 has glass front bezel 7, install master switch 8 and control bar 9 on the glass front bezel 7, the operation of the whole smoke ventilator of master switch 8 control, control bar 9 divide into left control bar and right control bar, divide and establish the both sides at master switch 8, constitute by the unequal strip control button of a plurality of big small and big length, be connected to left-hand motor 20 and right-hand motor 21 through the circuit respectively, the control button of different length corresponds the different angle of opening and shutting of above-mentioned flow distribution plate, the control button is longer, the angle that the motor control flow distribution plate opened and shut is big more.

Further, correspond respectively under above-mentioned left air intake 13 and right air intake 14 and install left side and keep off cigarette board 10 and right side and keep off cigarette board 11, mutual symmetry, keep off the interval installation between the top of cigarette board and collection smoke chamber 12, suction can be strengthened to the gap that the centre left, promotes smoke ventilator's utilization ratio, prevents the oil smoke diffusion. The installation is connected through the connecting piece between the top of above-mentioned fender cigarette board and collection smoke chamber 12, and the connecting piece is connected with the top of collection smoke chamber 12 including fixed connector 26 and rotation connecting piece 25, every fender cigarette board all through two fixed connector 26 and two rotation connecting pieces 25. The fixed connecting piece 26 is positioned at the outer end and comprises a hook arranged on the box body 1 and a hanging ring arranged on the upper side surface of the smoke baffle plate, and the hook and the hanging ring are hung in a matching way; the rotating connecting piece 25 is arranged at the inner end and comprises an upper fixing block 251 arranged on the box body 1 and a lower swinging block 252 arranged on the upper side surface of the smoke baffle plate, as shown in fig. 5, the lower end of the upper fixing block 251 is provided with a swinging groove 253, two elastic bolts 255 are oppositely arranged in the length direction of the swinging groove 253, the head ends of the elastic bolts 255 all extend into the swinging groove 253, and springs are arranged on the elastic bolts 255 so that the head ends can relatively stretch out and draw back; the upper end of the lower swing block 252 is provided with a swing rod 254 matched with the swing groove 253, the width of the swing rod 254 is smaller than that of the swing groove 253, the swing rod 254 can swing in the swing groove 253 conveniently, and the swing rod 254 is provided with a limit groove 256 matched with the head end of the elastic bolt 255, so that the swing rod 254 is clamped with the elastic bolt 255, and the smoke baffle can be detached and cleaned conveniently. During installation, the hanging ring is firstly matched with the hanging hook to be hung, then the swinging rod 254 is inserted into the corresponding swinging groove 253 to be pressed and clamped, the size of the gap between the smoke baffle plate and the top of the smoke collection cavity 12 can be adjusted by adjusting the extension length of the middle head end of the two elastic bolts 255, and the flow speed suction force is controlled.

The specific use principle is as follows: when the range hood is opened, the fan 3 is controlled to operate through the main switch 8, so that the smoke exhaust pipeline 2, the shunting cavity 16 and the smoke collection cavity 12 form a certain negative pressure, under the action of suction force, oil smoke gas generated in cooking is collected and enters the shunting cavity 16 along the left air inlet 13 and the right air inlet 14, and then is exhausted through the smoke exhaust pipeline 2. The lampblack absorber during operation, according to the real-time cooking state, through left control strip and the right control strip signals on box 1, respectively real-time control inside left-handed rotation motor 20 and right-handed rotation motor 21 rotate, drive left flow distribution plate 18, the right flow distribution plate 19 that correspond and carry out the adjustment of angle, realize under the unchangeable circumstances of fan gear, adjust the amount of wind, the wind pressure of left and right air intake to better carry out the oil smoke and draw in. Meanwhile, the left flow distribution plate 18 and the right flow distribution plate 19 realize active flow distribution inside the range hood, so that the range hood has a better utilization rate, and is suitable for suction and exhaust of smoke sources generated by various high-low cooking appliances.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Finally, it should be noted that the above description of the embodiments is only for illustrating the technical solutions of the present invention, and is not a limitation of the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention also belong to the protection scope of the present invention.

Claims (10)

1. The utility model provides a lampblack absorber with inside air regulation which characterized in that: the range hood comprises a range hood main body, wherein the range hood main body comprises a box body and a smoke exhaust pipeline positioned above the box body, and a fan is fixedly arranged in the smoke exhaust pipeline; the bottom of the box body is provided with a smoke collecting cavity which is sunken upwards, and the top of the smoke collecting cavity is provided with a left air inlet and a right air inlet; a smoke collecting cover plate is fixedly installed in the box body, covers the left air inlet and the right air inlet, and forms a flow dividing cavity with the box body, an opening is formed in the center of the upper portion of the smoke collecting cover plate and is connected to the lower end of the smoke exhaust pipeline, two shunting plates capable of blocking communication between the shunting cavities and the smoke exhaust pipeline are rotatably installed in the center of the shunting cavities, and the two shunting plates are independently controlled through a left-handed motor and a right-handed motor respectively; the glass front plate is installed to the front side of box, sets up master switch, left control strip and right control strip on the glass front plate, and left control strip and right control strip are respectively through line connection left-handed rotation motor and right-handed rotation motor and control its operation.

2. A range hood with internal air volume adjustment, as set forth in claim 1, characterized in that: the flow distribution plate comprises a left flow distribution plate and a right flow distribution plate, and divides the flow distribution cavity into a left cavity and a right cavity; the splitter plate is connected with the left-handed motor and the right-handed motor through a transmission shaft, and the left splitter plate and the right splitter plate are respectively controlled to rotate by 0-90 degrees and 90-0 degrees.

3. A range hood with internal air volume modulation as set forth in claim 2, wherein: the transmission shaft is of a sleeve structure and comprises an outer sleeve shaft and an inner shaft, and the outer sleeve shaft is provided with a circumferential rotating groove; the lower end edge of the left flow distribution plate is fixedly connected with the outer sleeve shaft, and the lower end edge of the right flow distribution plate penetrates through the rotating groove to be fixedly connected with the inner shaft; the two ends of the transmission shaft are fixedly installed in the flow dividing cavity through vertical bearings with seats, and the rear end of the transmission shaft penetrates through the rear side wall of the flow dividing cavity to be connected with a left-hand motor and a right-hand motor which are fixedly installed outside through gear transmission.

4. A range hood with internal air volume modulation as set forth in claim 1, wherein: the left control bar and the right control bar respectively comprise a plurality of strip-shaped control switches with different lengths, the strip-shaped control switches respectively control the rotating opening and closing angles of the left flow distribution plate and the right flow distribution plate, and the longer the length is, the larger the opening and closing angle of the corresponding flow distribution plate is.

5. A range hood with internal air volume modulation as set forth in claim 1, wherein: the lower end of the smoke collecting cover plate is connected with the box body in a sealing mode, and the upper end opening of the smoke collecting cover plate is connected with the smoke exhaust pipeline in a sealing mode.

6. A range hood with internal air volume modulation as set forth in claim 1, wherein: the left air inlet and the right air inlet are both fixedly provided with an oil smoke filter screen and a safety net; the lower parts of the two air inlets are respectively and correspondingly provided with a left smoke baffle and a right smoke baffle which are symmetrical to each other, and the smoke baffles and the top of the smoke collection cavity are rotationally arranged at intervals.

7. A range hood with internal air volume modulation as set forth in claim 6, wherein: each smoke baffle is connected with the top of the smoke collection cavity through a connecting piece; the connecting piece comprises two fixed connecting pieces and two rotating connecting pieces, wherein each fixed connecting piece comprises a hook arranged at the top of the smoke collection cavity and a hanging ring arranged on the upper side of the smoke baffle, and each rotating connecting piece comprises an upper fixed block arranged at the top of the smoke collection cavity and a lower swinging block arranged on the upper side of the smoke baffle; the lower part of the upper fixing block is provided with a swinging groove, two elastic bolts are oppositely arranged in the length direction of the upper fixing block, the head ends of the elastic bolts extend into the swinging groove, and springs are arranged on the elastic bolts; the upper end of the lower swing block is provided with a swing rod matched with the swing groove, the width of the swing rod is smaller than that of the swing groove, the swing rod is provided with a limit groove matched with the head end of the elastic bolt, and the swing rod is clamped with the elastic bolt.

8. A range hood with internal air volume modulation as set forth in claim 1, wherein: the box body is in a shell shape, the middle of the top end face of the smoke collection cavity arranged at the lower part of the box body is low, the two sides of the top end face of the smoke collection cavity are high, and the oil collection box is detachably arranged in the middle of the top of the smoke collection cavity.

9. A range hood with internal air volume modulation as set forth in claim 1, wherein: the upper end of the smoke exhaust pipeline is provided with a one-way smoke exhaust valve, and the outlet of the fan is connected with the one-way smoke exhaust valve; the front part of the smoke exhaust pipeline is provided with a cleaning window, the outside of the smoke exhaust pipeline is detachably provided with a decorative cover, and the decorative cover and the cleaning window are sealed.

10. A range hood with internal air volume modulation as set forth in claim 1, wherein: and the rear side wall of the range hood main body is provided with a mounting structure.

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