CN209706157U - A kind of smoke barrier rotating mechanism of range hood - Google Patents

Abstract

The utility model relates to a kind of smoke barrier rotating mechanisms of range hood, including driving assembly, runner assembly and set on the smoke barrier bracket at the back side of smoke barrier, runner assembly includes shaft, swing arm and actuating arm, shaft is connected on the inner wall of the casing of range hood by a fixing seat, the upper end of swing arm is hinged in shaft, and driving assembly is drivingly connected the lower end of swing arm and the swing arm is driven to rotate around the axis；One end of actuating arm is connected on smoke barrier bracket, and the other end connects on a swing arm, when swing arm rotates around the axis, drives smoke barrier to carry out opening and closing movement by actuating arm.The assembling process of this rotating mechanism is relatively easy, effectively reduce production cost, and, the shaft of the rotating mechanism is fixed on the inner wall of casing in which can be convenient, it is not in exposed, maintain the beauty of range hood, it is not necessary to as in the prior art production cost need to be further reduced in the resigning breach of smoke barrier opened up for installing shaft.

Description

A kind of smoke barrier rotating mechanism of range hood

Technical field

The utility model relates to range hood technical field more particularly to a kind of smoke barrier rotating mechanisms of range hood.

Background technique

Range hood is a kind of kitchen appliance for purifying kitchen environment, it can play the waste of cooking stove burning and cook The oil smoke generated in journey takes rapidly the effects of discharge is outdoor, reduction pollutes, purifies air away.In order to preferably absorb oil smoke, keep away Exempt from fumes escaping occur, the gear cigarette that can be deflected is usually provided at the air inlet position of the air inlet faceplate of existing range hood Plate, which in a closed condition, can be completely obscured firmly by the air inlet of air inlet faceplate, and opens certain angle in smoke barrier In the state of degree, the triangle formed between air inlet faceplate below smoke barrier holds together cigarette district domain.When inhaling range hood work, Oil Guide Plate flips outward an angle, and the oil smoke risen at smoke barrier can be made to be decelerated and rest on Yan Banchu lower zone then quilt It inhales range hood to be discharged in time, reduces the escape of oil smoke, the row of suction kitchen ventilator can largely be improved by increasing smoke barrier Oil smoke performance.

In order to which preferably smoke barrier is rotatably connected at air inlet position, application No. is CN201320002921.2 (to award Power notification number discloses a kind of " company between smoke barrier and air inlet faceplate for the Chinese utility model patent of CN203052785U) Binding structure ", which includes the air inlet faceplate for being provided with air inlet, is rotatably connected to smoke barrier on air inlet faceplate, it is described into The two sides of air port front upper are equipped with shaft, and the side of the shaft is fixed with the fixed arm to extend back, fixed arm be fixed on into The back side of wind panel, the cursor that can turn around axis rotation is arranged in the shaft, and the top two sides at the smoke barrier back side are solid Surely there is barrier support, the cursor backs through the air inlet faceplate and connect with barrier support, the top tool of barrier support There is the blocking portion upwardly extended, which is located at the gap position of smoke barrier top two sides, and the shaft is hidden in the resistance In the groove at the stopper back side.But there is also certain deficiencies for this connection structure, firstly, this smoke barrier and air inlet faceplate Between connection structure component it is more, assemble it is relative complex, production cost is relatively high, especially, the top two of smoke barrier Side needs to open up the resigning breach for placing shaft, and wind deflector is generally glass panel, opens up notch to the glass of wind deflector Glass material itself is more demanding, so that the processing technology of wind deflector complicates, while also increasing the machine of the self-destruction of glass Rate increases production cost.

Utility model content

It is less, raw that for the current state of the art, the technical problem to be solved by the utility model is to provide a kind of components Produce the smoke barrier rotating mechanism of range hood at low cost.

Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of smoke barrier of range hood rotates Mechanism is connected between smoke barrier and the casing of range hood, including driving assembly, runner assembly and set on the smoke barrier The smoke barrier bracket at the back side, the runner assembly include shaft, swing arm and actuating arm, and the shaft is connected by a fixing seat On the inner wall of the casing of range hood, the upper end of the swing arm is hinged in the shaft, and the driving component driving connects It connects the lower end of the swing arm and the swing arm is driven to rotate around the shaft；One end of the actuating arm is connected to the gear cigarette On board mount, the other end is connected on the swing arm, by keeping off cigarette described in rotate driving of the swing arm around the shaft Plate folding.

In order to avoid smoke barrier is in moving process, the edge of casing interferes the rotation of actuating arm, the driving Arm is arched arm of the opening towards the shaft.The opening towards shaft of arched arm forms edge and its correlation to casing Component allows bit space that it is overall beautiful to improve range hood so that the connection between smoke barrier and shell is more compact.

It is fixedly connected in order to facilitate arched arm with smoke barrier and swing arm, one end of the arched arm is extended to form for connecting The first connecting portion of smoke barrier bracket is connect, the other end extends to form the second connecting portion for connecting the swing arm.

In order to keep the fixation of arched arm and smoke barrier stronger, the smoke barrier bracket is to be connected to the smoke barrier The flat bracket at the back side, the first connecting portion are that can be bonded the straight arm contacted with the flat bracket, this is straight, and arm is logical Screw is crossed to connect with flat bracket.Specifically, it assembles for convenience, flat bracket can be connected to gear cigarette by way of stickup On plate.

In order to enable the fixation of swing arm and arched arm is stronger, the swing arm includes being arranged oppositely described second Two swinging mountings on the two sidewalls of interconnecting piece, two swinging mountings are connect by screw with the second connecting portion.

In order to facilitate processing and the integral strength of guarantee runner assembly, the swinging mounting are the stainless steel branch of sheet Frame, the actuating arm are Zinc alloy casting.Wherein, the integral strength of runner assembly, kirsite be ensure that using stainless steel stent Casting meets the Castability of actuating arm (especially arched arm), improves the precision that the rotation of rotating mechanism is adjusted, reduces The manufacturing cost of runner assembly.

It is connected in order to facilitate swinging mounting with shaft and driving assembly, the upper end of two swinging mountings all has confession The first rotation hole that the shaft passes through, the lower end of two swinging mountings all have for hinged with the driving component Second rotation hole.

As an improvement, the driving component is the backboard or the electric pushrod on side plate that bottom is hinged on the casing, The driving end of the electric pushrod and the lower end of the swing arm are hinged.Electric pushrod is hinged on casing, ensure that electronic Push rod can transmit power to swing arm, enable swing arm smooth rotation around the shaft.

In order to which fixing seat to be fixedly mounted on the inner wall of casing, the fixing seat is by screw or rivet interlacement in institute It states on the inner wall of the side plate of casing or on the inner wall of air inlet faceplate.

As an improvement, the rotational plane where the actuating arm is same flat with the rotational plane where the swing arm Face.The rotational plane where rotational plane and swing arm where actuating arm is in the same plane, and the stress of electric pushrod can To substantially improve, so that the driving force of electric pushrod can be steadily efficiently transmitted on smoke barrier, smoothly opens or close Smoke barrier is closed, the overall stability and reliability of rotating mechanism is improved, effectively extends the service life of rotating mechanism.

Compared with prior art, the advantages of the utility model: the smoke barrier rotating mechanism of range hood in the utility model Swing arm be hinged on by shaft range hood casing inside, which can be around institute under the driving of driving assembly State shaft rotation, wherein the both ends of actuating arm are connected on smoke barrier and swing arm, and then can transport the rotation of swing arm It is dynamic to pass to smoke barrier, so that the casing of the relatively described range hood of smoke barrier is carried out opening and closing movement.The gear cigarette of this range hood The mutual cooperation that plate rotating mechanism only passes through two components of swing arm and actuating arm achieves that the opening and closing movement of smoke barrier, dress It is relatively easy with process, production cost is effectively reduced, also, the shaft of the rotating mechanism is fixed on the machine in which can be convenient On the inner wall of shell, be not in it is exposed, maintain the beauty of range hood, it is not necessary to as in the prior art need to opening up in smoke barrier For installing the resigning breach of shaft, production cost further reduced.

Detailed description of the invention

Fig. 1 is that the rotating mechanism of the utility model embodiment is assemblied in the structural schematic diagram on range hood, wherein gear cigarette Plate is in and opens state；

Fig. 2 is that the rotating mechanism of the utility model embodiment is assemblied in the structural schematic diagram on range hood, wherein gear cigarette Plate is in closed state；

Fig. 3 is that the rotating mechanism of the utility model embodiment is assemblied in the front view on range hood, wherein at smoke barrier In the state of opening；

Fig. 4 is the schematic perspective view of the rotating mechanism of the utility model embodiment and the assembled state of smoke barrier；

Fig. 5 is the schematic perspective view of the rotating mechanism of the utility model embodiment, which is set to smoke barrier Wherein side；

Fig. 6 is the schematic perspective view of the rotating mechanism of the utility model embodiment, which is set to smoke barrier Other side；

Fig. 7 is the decomposition diagram of the rotating mechanism of the utility model embodiment.

Specific embodiment

The utility model is described in further detail below in conjunction with figure embodiment.

Referring to Fig. 1-Fig. 7, the smoke barrier rotating mechanism of range hood is connected to the casing 20 of smoke barrier 10 Yu range hood Between, smoke barrier 10 may be implemented inwardly and outwardly to overturn by the rotating mechanism, and specifically, the casing 20 of range hood wraps It includes backboard 21, offer air inlet positioned at two side plates 22 of two sides and on the air inlet faceplate 23 of front, air inlet faceplate 23 200, the unlatching and closure of air inlet 200 may be implemented in the inside and outside overturning of smoke barrier 10.In the present embodiment, rotating mechanism includes Driving assembly, runner assembly and the smoke barrier bracket 11 set on the back side of smoke barrier 10, runner assembly include shaft 30, swing arm 40 and actuating arm 50, shaft 30 is connected on the inner wall of casing 20 of range hood by a fixing seat 31, swing arm 40 it is upper End is hinged in shaft 30, and driving assembly is drivingly connected the lower end of swing arm 40 and drives the swing arm 40 30 rotation around the shaft, One end of actuating arm 50 is connected on smoke barrier bracket 11, and the other end is connected on swing arm 40, specifically, actuating arm 50 and pendulum Swing arm 40 is fixedly connected, and when 30 rotation around the shaft of swing arm 40, actuating arm 50 equally can be with around the shaft 30 rotations, and then drive Smoke barrier 10 carries out opening and closing movement.The smoke barrier rotating mechanism of range hood only passes through swing arm 40 and actuating arm in the present embodiment The mutual cooperation of 50 both parts achieves that the opening and closing movement of smoke barrier 10, and assembling process is relatively easy, is effectively reduced Production cost, also, the shaft 30 of the rotating mechanism is fixed on the inner wall of casing 20 in which can be convenient, and is not in outer Dew, maintains the beauty of range hood, it is not necessary to such as in the prior art need to opening up for installing allowing for shaft 30 in smoke barrier 10 Position notch, further reduced production cost.

Referring to Fig. 1 and Fig. 2, driving assembly is electric pushrod 60, and the bottom of the electric pushrod 60 can be hinged on casing 20 Backboard 21 or side plate 22 on, the driving end 61 of electric pushrod 60 and the lower end of swing arm 40 are hinged, specifically, casing 20 A pedestal 62 is fixed on the inner wall of backboard 21, the bottom end of electric pushrod 60 is hinged on the pedestal 62, due to electric pushrod 60 It is relatively rotatable to each other when driving swing arm 40, so electric pushrod 60 can transmit power to swing arm 40, enables swing arm 40 Enough 30 smooth rotations around the shaft, and then actuating arm 50 is driven to rotate together.

Referring to Fig. 1, in order to avoid smoke barrier 10 is in moving process, the edge of casing 20 causes the rotation of actuating arm 50 Interference, actuating arm 50 are arched arm of the opening towards shaft 30, and arched arm is arc-shaped arm in the present embodiment, and arc-shaped arm is opened Mouth size (i.e. the arc-shaped arm radius size and its size being open with corresponding central angle) can be according to shaft 30 in casing Installation site on 20 inner wall is selected, specifically, where the center of circle of the arc-shaped arm and the shaft 30 of rotating mechanism Position is overlapped；In the present embodiment, the opening towards shaft 30 of arched arm forms edge and its relevant group to casing 20 Part allows bit space that it is overall beautiful to improve range hood so that the connection between smoke barrier 10 and shell is more compact.This Outside, it is fixedly connected in order to facilitate the arched arm with smoke barrier 10 and swing arm 40, one end of arched arm is extended to form for connecting The first connecting portion 51 of the flat bracket, the other end extend to form the second connecting portion 52 for connecting swing arm 40, specifically, Smoke barrier bracket 11 is the flat bracket for being connected to the back side of smoke barrier 10, and first connecting portion 51 is that can paste with the flat bracket The straight arm of splice grafting touching, this is straight, and arm is connect by screw with flat bracket, so that arched arm can be secured with smoke barrier 10 Connection, wherein assemble for convenience, flat bracket can be connected on smoke barrier 10 by way of stickup；Again specifically, it is Make the connection between the two of swing arm 40 and arched arm also stronger, swing arm 40 includes being arranged oppositely to connect second Two swinging mountings on the two sidewalls of socket part 52, the two swinging mountings are connect by screw 70 with second connecting portion 52, and And the upper end of two swinging mountings all has the first rotation hole 41 passed through for shaft 30, the lower end of two swinging mountings all has For second rotation hole 42 hinged with driving assembly, with facilitate between swinging mounting and shaft 30 and swinging mounting with it is electronic It is rotatablely connected between the driving end 61 of push rod 60.In order to enable the driving force of electric pushrod 60 steadily can be transmitted effectively Onto smoke barrier 10, with smooth closure or openness smoke barrier 10, where the rotational plane and swing arm 40 where actuating arm 50 Rotational plane is same plane, specifically, it is understood that is the upper end for connecting with shaft 30 of swing arm 40, pendulum The lower end for connecting with the driving end 61 of electric pushrod 60 of swing arm 40, the first connecting portion 51 of actuating arm 50 and second connect This 4 points of socket part 52 is in the same plane, and in this case, the stress of electric pushrod 60 can substantially improve, and then improves The overall stability and reliability of rotating mechanism, effectively extends the service life of rotating mechanism.

In addition, for convenience to the integral strength of the processing of the rotating mechanism and guarantee rotating mechanism, swinging mounting is The stainless steel stent of sheet, correspondingly, actuating arm 50 are Zinc alloy casting, and the swinging mounting in the present embodiment uses stainless steel Material ensure that the integral strength of runner assembly, actuating arm 50 meet 50 (especially actuating arm of actuating arm using Zinc alloy casting 50 arcuate shape) Castability, improve the precision that the rotation of rotating mechanism is adjusted, reduce the generation of runner assembly at This, while improving the service life of the rotating mechanism.

In the present embodiment, rotating mechanism is two groups, respectively symmetrically is connected to the two sides of the top of smoke barrier 10, is such as schemed 5 and Fig. 6 respectively illustrates the left rotating mechanism and right rotating mechanism to be connected to smoke barrier 10, wherein left rotating mechanism and the right side The difference of rotating mechanism is only that the fixing seat 31 for connecting shaft 30 is different relative to the position of shaft 30, one of position In left side, one is located at right side；In order to which fixing seat 31 to be fixedly mounted on the inner wall of casing 20, fixing seat 31 can pass through spiral shell Nail or rivet interlacement are on the inner wall of the side plate 22 of casing 20 or on the inner wall of air inlet faceplate 23, specifically, in the present embodiment The fixing seat 31 of rotating mechanism be to be connected by screw on the side plate 22 of casing 20.

The smoke barrier rotating mechanism of range hood in the present embodiment have the advantages that it is multiple, firstly, the gear of the range hood The mutual cooperation that cigarette plate rotating mechanism only passes through 50 both parts of swing arm 40 and actuating arm achieves that opening for smoke barrier 10 Conjunction movement, assembling process is relatively easy, effectively reduces production cost；Secondly, the shaft 30 of the rotating mechanism can be convenient Ground is fixed on the inner wall of casing 20, be not in it is exposed, the beauty of range hood is maintained, without such as needing in the prior art In the resigning breach of smoke barrier 10 opened up for installing shaft 30, production cost further reduced.

Claims (10)

1. a kind of smoke barrier rotating mechanism of range hood is connected between smoke barrier (10) and the casing (20) of range hood, Smoke barrier bracket (11) including driving assembly, runner assembly and the back side set on the smoke barrier (10), it is characterised in that: institute Stating runner assembly includes shaft (30), swing arm (40) and actuating arm (50), and the shaft (30) is connected by a fixing seat (31) It connects on the inner wall of the casing (20) of range hood, the upper end of the swing arm (40) is hinged on the shaft (30), described Driving assembly is drivingly connected the lower end of the swing arm (40) and the swing arm (40) is driven to rotate around the shaft (30)；

One end of the actuating arm (50) is connected on the smoke barrier bracket (11), and the other end is connected to the swing arm (40) On, it is opened and closed by smoke barrier (10) described in rotate driving of the swing arm (40) around the shaft (30).

2. the smoke barrier rotating mechanism of range hood according to claim 1, it is characterised in that: the actuating arm (50) is The arched arm being open towards the shaft (30).

3. the smoke barrier rotating mechanism of range hood according to claim 2, it is characterised in that: one end of the arched arm The first connecting portion (51) for connecting the smoke barrier bracket (11) is extended to form, the other end extends to form described for connecting The second connecting portion (52) of swing arm (40).

4. the smoke barrier rotating mechanism of range hood according to claim 3, it is characterised in that: the smoke barrier bracket It (11) is the flat bracket for being connected to the back side of the smoke barrier (10), the first connecting portion (51) is can be with the plate The straight arm of cradle fits contact, this is straight, and arm is connect by screw with flat bracket.

5. the smoke barrier rotating mechanism of range hood according to claim 3, it is characterised in that: swing arm (40) packet Two swinging mountings being arranged oppositely on the two sidewalls of the second connecting portion (52) are included, two swinging mountings pass through spiral shell Nail is connect with the second connecting portion (52).

6. the smoke barrier rotating mechanism of range hood according to claim 5, it is characterised in that: the swinging mounting is piece The stainless steel stent of shape, the actuating arm (50) are Zinc alloy casting.

7. the smoke barrier rotating mechanism of range hood according to claim 5, it is characterised in that: two swinging mountings Upper end all have the first rotation hole (41) passed through for the shaft (30), the lower end of two swinging mountings all has use In second rotation hole (42) hinged with the driving component.

8. the smoke barrier rotating mechanism of range hood according to claim 1-7, it is characterised in that: the driving Component is that bottom is hinged on the electric pushrod (60) on the backboard (21) or side plate (22) of the casing (20), described electronic to push away The driving end (61) of bar (60) and the lower end of the swing arm (40) are hinged.

9. the smoke barrier rotating mechanism of range hood according to claim 1-7, it is characterised in that: the fixation Seat (31) by screw or rivet interlacement on the inner wall of the side plate (22) of the casing (20) or air inlet faceplate (23) it is interior On wall.

10. the smoke barrier rotating mechanism of range hood according to claim 1-7, it is characterised in that: the drive The rotational plane where rotational plane and the swing arm (40) where swing arm (50) is same plane.