CN208418861U - A kind of kitchen ventilator with air curtain structure - Google Patents

Abstract

The utility model discloses a kind of kitchen ventilators with air curtain structure, it is intended to and it solves oil smoke in kitchen ventilator use process and readily diffuses into indoor environment, the deficiency for causing harm to the human body and indoor environment being polluted.The utility model includes body, exhaust fume collecting hood, exhaust fume collecting hood is equipped with air inlet, the installation cavity with the isolation of air inlet wind path is equipped in body, air curtain component is installed in the installation cavity, air curtain component includes blower, air guiding member, and the air guiding member has air inlet and exhaust outlet, and the assembling is at the air inlet of the air guiding member, exhaust fume collecting hood plane is equipped with the matched air-out groove of exhaust outlet with the air guiding member, and wind is introduced air guiding member and is discharged to form air curtain via air-out groove by blower.

Description

A kind of kitchen ventilator with air curtain structure

Technical field

The utility model relates to a kind of machine for kitchen uses, more specifically, it relates to a kind of kitchen ventilator with air curtain structure.

Background technique

Kitchen ventilator is mounted in kitchen and uses, and can reduce oil smoke to human body by the fume purifying heel row in kitchen to outdoor Injury and the pollution to indoor environment.Since the hearth below kitchen ventilator is open type, kitchen ventilator is in use very Heavy wool cigarette is not drawn into kitchen ventilator, and has been to diffuse into indoor environment, and oil smoke is easy in the process of cooking It is very unhygienic with being infected with.

Utility model content

The utility model overcomes oil smoke in kitchen ventilator use process and readily diffuses into indoor environment, causes to hurt to human body It does harm to and to the deficiency that indoor environment pollutes, a kind of kitchen ventilator with air curtain structure is provided, in use process before oil smoke Subordinate is rectangular at air curtain, and the oil smoke that cooking process generates is not easy to be diffused into indoor environment, avoid harm to the human body and Indoor environment is polluted.

In order to solve the above-mentioned technical problem, the utility model uses a kind of following technical scheme: oil smoke with air curtain structure Machine, including body, exhaust fume collecting hood, exhaust fume collecting hood are equipped with air inlet, and the installation cavity with the isolation of air inlet wind path is equipped in body, described Air curtain component is installed in installation cavity, air curtain component includes blower, air guiding member, and the air guiding member has air inlet and exhaust outlet, At the air inlet of the air guiding member, exhaust fume collecting hood plane is equipped with matched out with the exhaust outlet of the air guiding member assembling Wind is introduced air guiding member and is discharged to form air curtain via air-out groove by wind groove, blower.

Kitchen ventilator is mounted on above hearth, and when kitchen ventilator works, oil smoke is pumped into body by the air inlet of exhaust fume collecting hood, blower Air-flow in work extraction installation cavity, and air-flow is passed through in the air inlet of air guiding member, after the drainage wind-guiding of air guiding member from Exhaust outlet blows to air-out groove, and air-flow is discharged downwards from air-out groove and forms air curtain, and air curtain blocks oil smoke to external diffusion, makes to cook The oil smoke that journey generates is not easy to be diffused into indoor environment.Wind is introduced air guiding member and is discharged to form air curtain via air-out groove by blower, The air curtain gear cigarette effect of air-flow flow process low noise, formation is good.Oil smoke in this kitchen ventilator use process with air curtain structure Lower front formed air curtain, cooking process generate oil smoke be not easy to be diffused into indoor environment, avoid harm to the human body with And indoor environment is polluted.

Preferably, the air curtain component is additionally provided with fixed frame, assembling on fixed frame lower surface, on fixed frame and Blower corresponding position is equipped with air inducing hole；Alternatively, being equipped with ventilation gap between blower and fixed frame.

On fixed frame, fixed frame is mounted on exhaust fume collecting hood assembling, and it is convenient to assemble, and connection is reliable.Assembling exists On fixed frame lower surface, be conducive to the height for reducing body, convenient for the compact design of kitchen ventilator.It is corresponding with blower on fixed frame Position is equipped with air inducing hole, and air inducing hole is conducive to introducing air-flow into blower, while reducing noise.It is equipped between blower and fixed frame logical Wind gap, enables air-flow to be introduced into blower from multiple directions, it is ensured that has sufficient air-flow to be introduced into blower.

Preferably, the assembling is in the upper surface of the exhaust fume collecting hood；Alternatively, the air curtain component is additionally provided with fixation Frame, assembling is in fixed frame upper surface.

Blower is directly installed on the upper surface of exhaust fume collecting hood, is occupied little space, and additional mounting structure, cost are not needed It is low.Fixed frame is mounted on exhaust fume collecting hood, and it is convenient that assembling assembles on fixed frame upper surface.And the air inlet of blower is direct It is exposed at upper end, without shelter, airflow is more smooth, low noise.

Preferably, top plate is installed in exhaust fume collecting hood upper end, the top plate and exhaust fume collecting hood surround the installation cavity, the blower peace Loaded on the top plate lower surface, top plate is equipped with the ventilation mesh of connection engine body exterior.

Installation cavity is surrounded by top plate and exhaust fume collecting hood, structure is simple, and ventilation mesh, that is, the air inlet of blower are arranged on top plate Hole is located on top plate, to there is a partial pressure buffer area from top to bottom, wind pressure is as uniform as possible when making air curtain outlet air, is improved Keep off cigarette effect.

Preferably, the heavy platform section that fixed frame has intermediate low both ends high, the assembling is in the heavy platform section.

The heavy platform section of fixed frame is convenient for the mounting arrangements of blower, prevents blower and top plate from interference phenomenon occur, it is ensured that blower There are enough air-flows to pass through space.

Preferably, fixed frame left and right ends structure triangular in shape, fixed frame left and right ends are connected to exhaust fume collecting hood On upper end longitudinal edge and horizontal edge.

The left and right ends of fixed frame structure triangular in shape are connected on exhaust fume collecting hood upper end longitudinal edge and horizontal edge, connection side Just, and the structural strength of exhaust fume collecting hood is improved.

Preferably, two angular positions install the air-out groove on front side of exhaust fume collecting hood, the air-out groove at least has positioned at institute State the horizontal segment on exhaust fume collecting hood lateral length direction.

Two angular positions install the air-out groove on front side of exhaust fume collecting hood, and air curtain is made to be formed in two corner positions on front side of exhaust fume collecting hood, And the air curtain that the position is formed is not easy to interfere with cook, it is ensured that the gear cigarette effect of air curtain.

Preferably, the L-shaped structure of air-out groove or linear type structure.

The exhaust fume collecting hood of kitchen ventilator holds together cigarette district domain and is biased to wall direction relative to kitchen range stove eye position, causes to hold together on the outside of exhaust fume collecting hood Cigarette ability is poor, and the air-out groove of linear type structure forms the air curtain of linear type structure, can well solve this problem.L The air-out groove of shape is capable of forming L-shaped air curtain, not only solves and holds together the problem of cigarette ability difference on the outside of exhaust fume collecting hood, and solves collection Petticoat pipe, which holds together, is easy the problem of running cigarette on the outside of cigarette district domain or so, two outside angle position of exhaust fume collecting hood is made to be not easy to run cigarette.

Preferably, air-out groove horizontal section length is the 1/5-1/2 of exhaust fume collecting hood lateral length.

Air-out groove horizontal section length is too short, is unable to reach the effect of gear cigarette, the too long then end wind of air-out groove horizontal section length Pressure pressure is too small meaningless, and the too long notch metal plate of air-out groove horizontal section length is easily deformed.The setting of air-out groove horizontal section length For the 1/5-1/2 of exhaust fume collecting hood lateral length, effective gear cigarette effect was both reached, and had also ensured the wind pressure of air curtain, prevent notch Metal plate deformation.

Preferably, the wind guide channel that the exhaust outlet is connected to by the air inlet is equipped in air guiding member, the wind guide channel The sectional area of longitudinal cross-section by the air inlet to the exhaust outlet from large to small.

This structure setting of wind guide channel makes wind guide channel exhaust outlet blow to the wind pressure uniformity of air-out groove, improves air curtain Keep off cigarette effect.

Compared with prior art, the utility model has the beneficial effects that in the kitchen ventilator use process of (1) with air curtain structure Oil smoke lower front forms air curtain, and the oil smoke that cooking process generates is not easy to be diffused into indoor environment, avoids causing to hurt to human body It does harm to and indoor environment is polluted；(2) air guiding member wind effect is good, low noise；(3) air guiding member exhaust outlet blows to air-out groove Wind pressure uniformity, improve the gear cigarette effect of air curtain；(4) assembly of air curtain component is convenient, improves after the installation of air curtain component The structural strength of exhaust fume collecting hood.

Detailed description of the invention

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

Fig. 2 is the explosive view of the utility model；

Fig. 3 is the exhaust fume collecting hood of the utility model and the attachment structure schematic diagram of air curtain component；

Fig. 4 is the structure bottom view of the exhaust fume collecting hood of the utility model；

Fig. 5 is the structural schematic diagram of the air guiding member of the utility model.

In figure: 1, body, 2, exhaust fume collecting hood, 3, air inlet, 4, installation cavity, 5, blower, 6, air guiding member, 7, air inlet, 8, row Port, 9, air-out groove, 10, fixed frame, 11, air inducing hole, 12, top plate, 13, ventilation mesh, 14, wind guide channel, 15, outlet air raised line.

Specific embodiment

Below by specific embodiment, and in conjunction with attached drawing, the technical solution of the utility model work is further specifically retouched It states:

Embodiment 1: a kind of kitchen ventilator (referring to attached drawing 1 to 5) with air curtain structure, including body 1, exhaust fume collecting hood 2, exhaust fume collecting hood 2 are equipped with air inlet 3, and body 1 is mounted on the wall of kitchen, and exhaust fume collecting hood 2 is located above stove eye, set in 2 front end side wall of exhaust fume collecting hood Control panel is set, close forward position installs headlamp on 2 lower surface of exhaust fume collecting hood.It is equipped in body 1 and 3 wind path of air inlet is isolated Installation cavity 4,2 upper end of exhaust fume collecting hood installs top plate 12, and the top plate 12 surrounds the installation cavity 4 with exhaust fume collecting hood 2, sets on top plate 12 There is the ventilation mesh 13 outside connection body 1.Air curtain component is installed, air curtain component includes blower 5, leads in the installation cavity 4 Wind body 6, the air guiding member 6 have air inlet 7 and exhaust outlet 8, and the blower 5 is mounted at the air inlet 7 of the air guiding member 6, 2 plane of exhaust fume collecting hood is equipped with the matched air-out groove 9 of exhaust outlet 8 with the air guiding member 6, blower 5 by wind introduce air guiding member 6 and via The discharge of air-out groove 9 forms air curtain.The kitchen ventilator of the utility model, the installation cavity that the interior setting of body is isolated with air inlet wind path, and Air curtain component is installed in installation cavity, so that the air-flow of air curtain component and the air-flow of air inlet wind path are completely isolated, guarantees wind The air-flow of blower is drained to the air-out groove of exhaust fume collecting hood plane by curtain air quality, the air guiding member of air curtain component, the exhaust fume collecting hood plane Positioned at the periphery of air inlet, the air curtain of the utility model avoids the highest negative pressuren zone of kitchen ventilator, i.e. air curtain outlet air is located at collection cigarette Below cover plane, the air inlet of air inlet is located above exhaust fume collecting hood plane, the oil smoke of air curtain outlet air and air inlet at air-out groove The perfect isolation of air inlet, effectively reduces the pneumatic loss of two-way outlet air acting in opposition.Installation cavity is surrounded by top plate 12 and exhaust fume collecting hood 2 4, structure is simple, and ventilation mesh 13 is arranged on top plate 12, that is, the air inlet hole of blower 5 is located on top plate 12, to there is one Partial pressure buffer area from top to bottom, wind pressure is as uniform as possible when making air curtain outlet air, improves gear cigarette effect.

The air curtain component is additionally provided with fixed frame 10, the heavy platform section high in intermediate low both ends of fixed frame 10,10 left side of fixed frame Right both ends structure triangular in shape, 10 left and right ends of fixed frame are connected on 2 upper end longitudinal edge of exhaust fume collecting hood and horizontal edge.Fixed frame The triangular structure of 10 left and right ends by screw, rivet or is welded and fixed with the junction of 2 upper end longitudinal edge of exhaust fume collecting hood and horizontal edge Connection, fixed connection point is located at the two of them angle of triangular structure, so that four of 10 left and right ends of fixed frame are fixedly connected Point has the fixed range of distance change, and the distance between two fixed connection points far from air guiding member side is greater than close to air guiding member Distance between the two fixing points of side, the distance change of this fixed connection point can further decrease the vibration of fixed frame 10 It is dynamic, reduce the operation noise of air curtain component.Fixed frame 10 has heavy platform section, and the blower 5 is installed on the heavy of the fixed frame 10 Platform section effectively slows down the vibration of blower 5, reduces the noise of blower 5.In the present embodiment, blower 5 is mounted on 10 lower surface of fixed frame On, on fixed frame 10 and 5 corresponding position of blower is equipped with air inducing hole 11, and the air inducing hole 11 is located at heavy platform section, can also by Ventilation gap is arranged between blower 5 and fixed frame 10 to replace, air inducing hole 11 on fixed frame 10.Heavy platform section makes in the present embodiment It obtains and forms air inlet cushion chamber between air inducing hole 11 and ventilation mesh 13, when top plate 12 and the installation of fixed frame 10, build-up tolerance is led When the air inducing hole 11 of cause and the dislocation of ventilation mesh 13, air inlet cushion chamber can effectively buffer the air inlet of ventilation mesh 13, avoid Effectively incoming air area caused by two holes misplace reduces.Blower 5 is mounted on fixed frame 10, and fixed frame 10 is mounted on exhaust fume collecting hood 2, It is convenient to assemble, and connection is reliable.Blower 5 is mounted on 10 lower surface of fixed frame, is conducive to the height for reducing body 1, is convenient for oil smoke The compact design of machine, the underslung installation of blower 5 can further decrease fan vibration.On fixed frame 10 and blower 5 is corresponding Position is equipped with air inducing hole 11, and air inducing hole 11 is conducive to air-flow introducing blower 5, while reducing noise.Blower 5 and fixed frame 10 it Between be equipped with ventilation gap, so that air-flow is introduced into blower 5 from multiple directions, it is ensured that have abundance air-flow be introduced into blower 5, simultaneously 10 plane of fixed frame above blower 5 can carry out steering separation to air-flow, and the grease shock in air-flow is agglomerated to fixation On frame 10, the grease for entering blower 5 is reduced, extends the service life of blower 5.

2 front side of exhaust fume collecting hood, two angular positions install the air-out groove 9, and the air-out groove 9, which at least has, is located at the collection cigarette Cover the horizontal segment on 2 lateral length directions.The L-shaped structure of air-out groove 9 or linear type structure.Linear type structure goes out Wind groove 9 forms the air curtain of linear type structure, can make the uniform outlet air of air curtain, avoids air curtain and air inlet from forming eddy airstream, has Effect reduces pneumatic loss.L-shaped air-out groove 9 is capable of forming L-shaped air curtain, and cigarette is held together in the front and side for having taken into account exhaust fume collecting hood, While L-shaped air curtain is located at the corner of exhaust fume collecting hood horizontal edge and longitudinal edge in the present embodiment, can effectively comb the air-flow of corner, The problem for holding together cigarette ability difference on the outside of exhaust fume collecting hood 2 is not only solved, and solves exhaust fume collecting hood 2 and holds together to be easy to run on the outside of cigarette district domain or so The problem of cigarette, makes 2 liang of outsides of exhaust fume collecting hood angle position be not easy to run cigarette.9 horizontal section length of air-out groove is 2 lateral length of exhaust fume collecting hood , L-shaped 9 longitudinal length of air-out groove is 1/3 or more of 2 longitudinal length of exhaust fume collecting hood, in the present embodiment, preferred air-out groove 9 Horizontal section length is the 2/5 of 2 lateral length of exhaust fume collecting hood, and 9 longitudinal length of air-out groove is the 1/4 of 2 longitudinal length of exhaust fume collecting hood, air-out groove Too long, outlet air flow velocity reduces, and outlet air stroke shortens, and it is shallower to be formed by air curtain depth, is unfavorable for air curtain collection cigarette；Air-out groove is too It is short, air curtain is formed by the encirclement deficiency of exhaust fume collecting hood, is unfavorable for air curtain and is held together cigarette.

The wind guide channel 14 that the exhaust outlet 8 is connected to by the air inlet 7 is equipped in air guiding member 6, the wind guide channel 14 is indulged To section sectional area by the air inlet 7 to the exhaust outlet 8 from large to small.8 position of exhaust outlet is equipped with outlet air on air guiding member 6 Raised line 15.Air guiding member 6 is inclined outwardly setting from top to bottom, and outlet air raised line 15 is vertically arranged, to form outlet air side straight down To.Certainly, the air-out direction of air-out groove 9 can be inclined outwardly extension, and the air-out direction of air-out groove 9 and the angle of vertical direction are little In 45 degree, the air-out direction of air-out groove 9 and the angle of vertical direction are bigger, and it is wider that air curtain gathers area.

Kitchen ventilator is mounted on above hearth, and when kitchen ventilator works, oil smoke is pumped into body 1 by the air inlet 3 of exhaust fume collecting hood 2, Air-flow in 5 work extraction installation cavity 4 of blower, and air-flow is passed through in the air inlet 7 of air guiding member 6, by the drainage of air guiding member 6 Air-out groove 9 is blowed to from exhaust outlet 8 after wind-guiding, and air-flow forms air curtain from the discharge downwards of air-out groove 9, and air curtain blocks oil smoke to extending out It dissipates, the oil smoke for generating cooking process is not easy to be diffused into indoor environment.Blower 5 is by wind introducing air guiding member 6 and via air-out groove 9 Discharge forms air curtain, and the air curtain gear cigarette effect of air-flow flow process low noise, formation is good.This kitchen ventilator with air curtain structure makes Air curtain is formed with oil smoke lower front in the process, the oil smoke that cooking process generates is not easy to be diffused into indoor environment, avoid to people Body is damaged and is polluted to indoor environment.

Embodiment 2: a kind of kitchen ventilator with air curtain structure, structure is similar to Example 1, and main difference is this reality Apply the upper surface that blower 5 in example is installed on the exhaust fume collecting hood 2；Alternatively, the air curtain component is additionally provided with fixed frame 10, blower 5 is pacified Mounted in 10 upper surface of fixed frame.Blower 5 is directly installed on the upper surface of exhaust fume collecting hood 2, is occupied little space, and additional peace is not needed Assembling structure, it is at low cost.Fixed frame 10 is mounted on exhaust fume collecting hood 2, blower 5 be mounted on 10 upper surface of fixed frame assemble it is convenient.And And the air inlet 3 of blower 5 is directly exposed at upper end, without shelter, airflow is more smooth, low noise.Other structures and reality It is identical to apply example 1.

Embodiment 3: a kind of kitchen ventilator with air curtain structure, structure is similar to Example 1, and main difference is this reality Applying in example does not have fixed frame 10, and blower 5 is installed on 12 lower surface of top plate.Other structures are same as Example 1, the installation side Formula can save fixed frame, when installation, after blower 5 and top plate 12 being mounted to component, be assembled on exhaust fume collecting hood；Maintenance When, disassembly top plate 12 can be removed together blower 5, and installation and maintenance operate conveniently.

Embodiment described above is three kinds of preferable schemes of the utility model, is not made to the utility model any Formal limitation, there are also other variations and modifications on the premise of not exceeding the technical scheme recorded in the claims.

Claims (10)

1. a kind of kitchen ventilator with air curtain structure, including body, exhaust fume collecting hood, characterized in that exhaust fume collecting hood is equipped with air inlet, body It is interior to be equipped with the installation cavity being isolated with air inlet wind path, air curtain component is installed in the installation cavity, air curtain component includes blower, leads Wind body, the air guiding member have air inlet and exhaust outlet, and for the assembling at the air inlet of the air guiding member, exhaust fume collecting hood is flat Face is equipped with the matched air-out groove of exhaust outlet with the air guiding member, and wind is introduced air guiding member and be discharged via air-out groove to be formed by blower Air curtain.

2. a kind of kitchen ventilator with air curtain structure according to claim 1, characterized in that the air curtain component is additionally provided with solid Determine frame, assembling is on fixed frame lower surface, and on fixed frame and blower corresponding position is equipped with air inducing hole；Alternatively, blower and solid Determine to be equipped with ventilation gap between frame.

3. a kind of kitchen ventilator with air curtain structure according to claim 1, characterized in that the assembling is in the collection The upper surface of petticoat pipe；Alternatively, the air curtain component is additionally provided with fixed frame, assembling is in fixed frame upper surface.

4. a kind of kitchen ventilator with air curtain structure according to claim 1, characterized in that top plate is installed in exhaust fume collecting hood upper end, The top plate and exhaust fume collecting hood surround the installation cavity, and the assembling is equipped with connection machine in the top plate lower surface, top plate Ventilation mesh outside body.

5. a kind of kitchen ventilator with air curtain structure according to claim 2 or 3, characterized in that fixed frame has intermediate low The high heavy platform section in both ends, the assembling is in the heavy platform section.

6. a kind of kitchen ventilator with air curtain structure according to claim 5, characterized in that fixed frame left and right ends are in three Angular structure, fixed frame left and right ends are connected on exhaust fume collecting hood upper end longitudinal edge and horizontal edge.

7. a kind of kitchen ventilator with air curtain structure according to any one of claims 1 to 4, characterized in that before exhaust fume collecting hood Two angular position of side installs the air-out groove, and the air-out groove at least has the water on exhaust fume collecting hood lateral length direction Flat section.

8. a kind of kitchen ventilator with air curtain structure according to claim 7, characterized in that the L-shaped structure of air-out groove or Linear type structure.

9. a kind of kitchen ventilator with air curtain structure according to claim 7, characterized in that air-out groove horizontal section length is collection The 1/5-1/2 of petticoat pipe lateral length.

10. a kind of kitchen ventilator with air curtain structure according to any one of claims 1 to 4, characterized in that in air guiding member Equipped with the wind guide channel for being connected to the exhaust outlet by the air inlet, the sectional area of the longitudinal cross-section of the wind guide channel is by the air inlet From large to small mouthful to the exhaust outlet.