CN109340856A - A kind of antinoise integrated kitchen range - Google Patents
A kind of antinoise integrated kitchen range Download PDFInfo
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- CN109340856A CN109340856A CN201811271058.4A CN201811271058A CN109340856A CN 109340856 A CN109340856 A CN 109340856A CN 201811271058 A CN201811271058 A CN 201811271058A CN 109340856 A CN109340856 A CN 109340856A
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- kitchen range
- integrated kitchen
- resonance cylinder
- noise
- antinoise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2071—Removing cooking fumes mounting of cooking hood
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Fluid Mechanics (AREA)
- Acoustics & Sound (AREA)
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Abstract
The present invention relates to integrated kitchen range technical fields.It is designed to provide a kind of antinoise integrated kitchen range that can effectively reduce noise pollution.The technical scheme adopted by the invention is that: a kind of antinoise integrated kitchen range, including integrated kitchen range main body and the hollow exhaust fume collecting hood being arranged on rear side of body top, the leading flank of the exhaust fume collecting hood is provided with smoke inlet, the inner cavity composition oil smoke channel of the smoke inlet and exhaust fume collecting hood；Noise reducing mechanism is provided at the smoke inlet；The noise reducing mechanism includes several noise reduction units of mounting plate and setting on a mounting board；The mounting plate is adapted with smoke inlet, and the quantity that noise reduction unit is corresponded on mounting plate offers several mounting holes, and the noise reduction unit is arranged in mounting hole.The present invention can effectively reduce the pneumatic noise of integrated kitchen range smoke inlet, improve kitchen environment.
Description
Technical field
The present invention relates to integrated kitchen range technical fields, and in particular to a kind of antinoise integrated kitchen range.
Background technique
Integrated kitchen range, is also referred to as environment-protection oven or integrated environment-friendly stove in industry, integrated kitchen range be a kind of collection range hood, gas-cooker,
The multiple functions such as disinfection cabinet, storage cabinet have saving space, smoke pumping effect good, low energy ring in the kitchen appliance of one
The advantages that guarantor.
Integrated kitchen range smoke evacuation system generally comprises the hollow exhaust fume collecting hood being arranged on rear side of integrated kitchen range body top, exhaust fume collecting hood front side
Surface smoke inlet is set, the lower part of exhaust fume collecting hood is successively connected to blower, smoke exhaust pipe by defeated smoke pipe.Mistake of the integrated kitchen range in work
Cheng Zhong, smoke evacuation system is a major part for generating noise, during air-flow enters exhaust fume collecting hood at from smoke inlet, into
The oil smoke channel of mouth is the main source of noise.
Wherein since the air velocity in the middle part of smoke inlet is fast, the air velocity of side is slow, is easy to generate whirlpool at smoke inlet
Stream, so as to cause huge pneumatic noise.For this purpose, common practice in the prior art is: 1, web plate, benefit being arranged at smoke inlet
Air-flow is uniformly separated with web plate, air-flow shifts during the hole passed through on web plate towards high spectrum, reduces audible
Noise.2, active noise reducing device is set at smoke inlet, and controller utilizes loudspeaker by the collected noise of Noise Acquisition module
The sound opposite with noise waves is actively issued, is cancelled out each other with noise.But the equal existing defects of both the above way: the first is used
Mode, the hole on web plate is excessive, and the frequency spectrum improvement effect of noise is poor, causes noise reduction effect undesirable.Hole is too small and influences whether
The smoking effect of smoke evacuation system.And in addition to noise, also include due to collected sound feedback information using the second way
Other complicated polynary noises cause loudspeaker that can not stablize, accurately issue corresponding sound wave, equally influence noise reduction effect.
Summary of the invention
The purpose of the present invention is to provide the antinoise integrated kitchen ranges that one kind can effectively reduce noise pollution.
For achieving the above object, the technical scheme adopted by the invention is that: a kind of antinoise integrated kitchen range, including integrated
Stove main body and the hollow exhaust fume collecting hood being arranged on rear side of body top, the leading flank of the exhaust fume collecting hood is provided with smoke inlet, described
The inner cavity of smoke inlet and exhaust fume collecting hood constitutes oil smoke channel；Noise reducing mechanism is provided at the smoke inlet；
The noise reducing mechanism includes several noise reduction units of mounting plate and setting on a mounting board；The mounting plate with into
Mouth is adapted, and the quantity that noise reduction unit is corresponded on mounting plate offers several mounting holes, and the noise reduction unit setting exists
In mounting hole, noise reduction unit includes being in the form of a column, and resonance is arranged in the shell of front end closing, open rearward end, the inside of the shell
Cylinder, the Inner Constitution resonant cavity of the resonance cylinder；The front end of the resonance cylinder is connected to the rear end of connecting tube, the connecting tube
Front end extends to the front end face of shell and is in communication with the outside；The airflow hole being connected to housing cavity is provided on the resonance cylinder.
Preferably, the resonance cylinder is cylindrical, the open rearward end of resonance cylinder, be provided in resonance cylinder front end closing, after
The adjustment barrel of end opening, the rear end of the resonance cylinder are made of closing the front end face of adjustment barrel, the adjustment barrel and resonance cylinder it
Between constitute and be slidably matched；When the power of fan of integrated kitchen range becomes larger, adjustment barrel is mobile towards the rear end of resonance cylinder under gas pressure
To expand the volume of resonant cavity；When the power of fan of integrated kitchen range becomes smaller, adjustment barrel is under the action of return unit towards resonance cylinder
The mobile volume to reduce resonant cavity in front end.
Preferably, it is provided with a circle on the circumferential surface of the resonance tube rear end and protrudes the first ring rib outwardly, after the adjustment barrel
The second ring rib that a circle protrudes outwardly is provided on the circumferential surface at end, the first ring rib is opposite with the second ring rib；Second ring
Rib is evenly arranged with several guide rods towards the first ring rib on one side, corresponds to guide rod on the first ring rib and is provided with several phases
The pilot hole of cooperation；One end of the guide rod and the second ring rib are affixed, and the other end passes through pilot hole and end is provided with and keeps out
Head；Reset helical spring is arranged outside the guide rod kept out between head and the first ring rib, the return unit is to reset spiral bullet
Spring.
Preferably, it is provided with the shoulder of a ring shape on the circumferential surface of the adjustment barrel front end, is arranged with one at the shoulder
Enclose rubber seal ring.
Preferably, the airflow hole is located on the front end face of resonance cylinder, and is uniformly distributed in a ring around connecting tube.
Preferably, the mounting hole and shell are in hexa-prism, and mounting hole is in that honeycomb is intensively arranged on a mounting board
Cloth.
Preferably, a noise elimination column made of rubber, the center setting of the noise elimination column are arranged in the connecting tube
There is the sound attenuation hole at several perforation noise elimination column both ends, the sound attenuation hole is distributed in flabellum shape.
Preferably, the contact chip of a ring shape is provided on the circumferential surface of noise elimination column front end.
Preferably, the connection side of a ring shape is provided on the circumferential surface of the housing rear end, the connection side passes through bolt
It is connect with mounting plate.
Preferably, the outer surface of the resonance cylinder is provided with the cylinder of the puigging being made of porous materials or the resonance cylinder
Several sound insulation holes are provided in wall.
Beneficial effects of the present invention embody a concentrated reflection of: can effectively reduce the pneumatic noise of integrated kitchen range smoke inlet, improve
Kitchen environment.Specifically, in use, after the smoke evacuation system of integrated kitchen range is opened, oil smoke is by installation by the present invention
The noise reduction unit in several mounting holes on plate enters inside exhaust fume collecting hood, and what oil smoke can be evenly dispersed enters in exhaust fume collecting hood, weakens
Vortex phenomenon at smoke inlet, reduces the yield of noise greatly.For oil smoke when flowing through noise reduction unit, oil smoke is by connecting
Adapter tube enters the intra resonant cavity of resonance cylinder, then enters in shell using airflow hole, enters eventually by the rear end of shell
Inside exhaust fume collecting hood.Compared with traditional way for improving noise spectrum with web plate, resonant cavity in resonance cylinder of the present invention be used as into
The buffer area of gas can play the role of storing gas to a certain extent, reduce the too fast caused pneumatic noise amount of air-flow velocity.
Therefore, noise yield of the invention is smaller.On this basis, the high, medium and low equal noises generated, the overwhelming majority is humorous
Shake it is intracavitary reflect repeatedly, wherein the energy carried secretly can not only be consumed by the friction with resonance cylinder inner wall, and noise it
Between also can mutual energy dissipating, be finally reached the effect of noise elimination noise reduction.The present invention is compared with traditional noise reduction mode, to basic, normal, high
The noise of various different frequencies all has fabulous noise elimination effect, and integrated kitchen range can ensure that integration kitchen range in various different operating conditions
Standby high and steady anti-acoustic capability.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of mounting plate；
Fig. 3 is the A-A direction view of structure shown in Fig. 2；
Fig. 4 is the schematic perspective view of noise reduction unit；
Fig. 5 is the schematic diagram of internal structure of noise reduction unit；
Fig. 6 is a kind of use state diagram of structure shown in Fig. 5；
Fig. 7 is the schematic perspective view of adjustment barrel；
Fig. 8 is a kind of structural schematic diagram of the barrel of preferred resonance cylinder；
Fig. 9 is the B-B direction view of structure shown in Fig. 1；
Figure 10 is the scheme of installation of rotational pin and nut.
Specific embodiment
Including integrated kitchen range main body 1 and 1 top rear of main body is arranged in a kind of antinoise integrated kitchen range as Figure 1-10 shows
Burner is arranged in the top of hollow exhaust fume collecting hood 2, the main body 1, is internally integrated steam box, oven etc..The leading flank of the exhaust fume collecting hood 2
It is provided with smoke inlet 3, the inner cavity of the smoke inlet 3 and exhaust fume collecting hood 2 constitutes oil smoke channel, that is to say, that the overall path of oil smoke is
Smoke inlet 3, exhaust fume collecting hood 2, defeated smoke pipe, blower, smoke exhaust pipe, building flue.The present invention is compared with traditional integrated kitchen range, smoke inlet
Noise reducing mechanism is provided at 3, for reducing the noise at smoke inlet 3, to purify the environment in kitchen.It should be noted that under
The front and back in description is stated when being with normal use of the present invention, before being towards user, after being backwards to user.
As shown in Fig. 2, noise reducing mechanism of the present invention includes mounting plate 4 and several drops being arranged on mounting plate 4
It makes an uproar unit 5.The mounting plate 4 is adapted with smoke inlet 3, and is mounted in smoke inlet 3, and specific mounting structure is more, is detailed in
Hereafter.The quantity that noise reduction unit 5 is corresponded on the mounting plate 4 offers several mounting holes 6 for being used to install noise reduction unit 5,
The mounting plate 4, which is usually mutually fastened by front plate and backplate, to be constituted, and several short tubes are set up between front plate and backplate,
The inner cavity of short tube constitutes mounting hole 6, and general short tube directly welds together with front plate or backplate；And front plate and the back side
Plate is bolted between the two.The noise reduction unit 5 is arranged in mounting hole 6, and when blower is opened, oil smoke passes through several
The noise reduction unit 5 being mounted in mounting hole 6 is uniform and stable to be entered in exhaust fume collecting hood 2.
In conjunction with shown in Fig. 3-7, noise reduction unit 5 includes being in the form of a column, and front end is closed, the shell 7 of open rearward end.Shell 7
Shape and size are matched with mounting hole 6, in order to increase the quantity of mounting hole 6 under same 4 area of mounting plate, to improve smoking
Smoothness.Mounting hole 6 and shell 7 of the present invention can be in hexa-prism, and mounting hole 6 is in honeycomb on mounting plate 4
Densely arranged, this mode can guarantee the compactness that mounting hole 6 arranges to greatest extent, to improve certain on mounting plate 4
The quantity of installable noise reduction unit 5 in area.Certainly, mounting hole 6 is carried out using matrix form arrangement or other arrangement modes
Arrange to be also feasible, only the quantity of mounting hole 6 is relatively fewer, and smoking capacity is relatively small, and it is relatively small number of to be suitable for oil smoke
Occasion is carried out using such as western-style food kitchen.In order to improve the stability that noise reduction unit 5 is installed in mounting hole 6, shell of the present invention
The connection side 20 of a ring shape is provided on the circumferential surface of 7 rear end of body, the connection side 20 is connect by bolt with mounting plate 4.Peace
When dress, the shell 7 of noise reduction unit 5 is penetrated by the rear end of mounting hole 6, after the main part of shell 7 is all pushed into, utilizes spiral shell
The tight mounting plate 4 of bolt-lock and shell 7.
The inside setting resonance cylinder 8 of the shell 7, the Inner Constitution resonant cavity of the resonance cylinder 8, the resonance cylinder 8
Concrete shape is more, such as: square tube, cylinder, polygon cylinder, but generally use the form of cylinder.The front end of the resonance cylinder 8 with
The rear end of connecting tube 9 is connected to, and the front end of the connecting tube 9 extends to the front end face of shell 7 and is in communication with the outside.The resonance cylinder
Be provided with the airflow hole 10 being connected to 7 inner cavity of shell on 8, the position of the airflow hole 10 may be provided at the circumferential surface of resonance cylinder 8, after
On the positions such as end face, play the role of being connected to 7 inner cavity of shell and resonant cavity.But for the communication path that shortens as far as possible, guarantee to inhale
The suction of cigarette.The better way of the present invention is that the airflow hole 10 is located on the front end face of resonance cylinder 8, and is in around connecting tube 9
Annular is uniformly distributed.
In use, after the smoke evacuation system of integrated kitchen range is opened, oil smoke is by several peaces on mounting plate 4 by the present invention
The noise reduction unit 5 filled in hole 6 enters inside exhaust fume collecting hood 2, and oil smoke can be evenly dispersed enters in exhaust fume collecting hood 2, with it is traditional it is big into
The mode of mouth is compared, and the vortex phenomenon at smoke inlet 3 is reduced, and reduces the yield of noise greatly.Oil smoke is flowing through
When noise reduction unit 5, oil smoke enters the intra resonant cavity of resonance cylinder 8 by connecting tube 9, then enters shell using airflow hole 10
In 7, enter inside exhaust fume collecting hood 2 eventually by the rear end of shell 7.Compared with traditional way for improving noise spectrum with web plate,
Buffer area of the resonant cavity as air inlet in resonance cylinder 8 of the present invention can play the role of storing gas to a certain extent, reduce
Pneumatic noise amount caused by air-flow velocity is too fast.Therefore, noise yield of the invention is smaller.On this basis, it has generated
High, medium and low equal noises, the overwhelming majority reflects repeatedly in resonant cavity, wherein the energy carried secretly not only can by with resonance
The friction of 8 inner walls of cylinder is consumed, and several and source noise balancing waveform noise occur after constantly reflecting in noise waves, and make an uproar
Between sound and source noise also can mutual energy dissipating, be finally reached the effect of noise elimination noise reduction.The present invention and traditional noise reduction mode phase
Than all having fabulous noise elimination effect to the noise of basic, normal, high various different frequencies, integrated kitchen range is in various different operating conditions, equal energy
Ensure the standby high and steady anti-acoustic capability of integration kitchen range.
Certainly, even if the present invention is provided with resonance cylinder 8, but inevitably, still there is small part noise that can pass through resonance
The barrel of cylinder 8, is propagated towards the outside.Therefore, the sound insulation value of resonance cylinder 8 itself should be improved as far as possible.The present invention can be with
It is further improved, such as: the outer surface of the resonance cylinder 8 is provided with the puigging being made of porous materials, and is hindered using puigging
The propagation of sound insulation sound, porous material such as sponge, foamed plastics etc..It is of course also possible to such as mode employed in figure 8, it is described humorous
Several sound insulation holes 21 are provided in the barrel of vibration cylinder 8.
The present invention is since the size of resonant cavity has a certain impact to noise tool, the cylinder that inventor is 4cm for diameter
Shape resonance cylinder 8, the round airflow hole 10 that front end face offers 8 4mm diameters are studied.As the length of resonance cylinder 8 becomes
Greatly, the volume of resonant cavity also becomes larger, inventors have found that the every increasing of the length of resonance cylinder is twice, noise reduction effect about enhances
60% or so, but can also certain reduction, reduced rate about 15% or so be generated to smoking performance.And due to the blower of integrated kitchen range
Frequency conversion fan is generallyd use, blower is equipped with multiple gears, when oil smoke is larger, blower high gear high power operation, at this time into cigarette
3 pneumatic noises of mouth are very big, have great demand to noise reduction.And when oil smoke is smaller, blower low-grade location low power run, at this time
3 pneumatic noise very little of smoke inlet, the demand to noise reduction are lower.That is, should actually be use up when the operation of blower high tap position
The length of the increase resonance cylinder 8 of amount, to better meet noise reduction demand；And when the operation of blower low-grade location, it should actually fit
When the length for reducing resonance cylinder 8, to meet preferably smoking demand.
For this purpose, as shown in figure 5, the better way of the present invention is also possible that the resonance cylinder 8 is cylindrical, resonance cylinder 8
Open rearward end is provided with the adjustment barrel 11 of front end closing, open rearward end in resonance cylinder 8, and the rear end of the resonance cylinder 8 is by adjustment barrel
11 front end face constitutes closing, constitutes and is slidably matched between the adjustment barrel 11 and resonance cylinder 8.That is, resonance cylinder 8 in other words,
Rear end face be made of the front end face of adjustment barrel 8, using sliding of the adjustment barrel 11 in resonance cylinder 8, realize to resonant cavity volume
Adjustment.When the power of fan of integrated kitchen range becomes larger, the pressure difference of 11 two sides of adjustment barrel becomes larger, the court under gas pressure of adjustment barrel 11
The mobile volume to expand resonant cavity in the rear end of resonance cylinder 8.When the power of fan of integrated kitchen range becomes smaller, the pressure of 11 two sides of adjustment barrel
Difference becomes smaller, and adjustment barrel 11 can overcome the influence of pressure difference mobile to reduce towards the front end of resonance cylinder 8 under the action of return unit at this time
The volume of resonant cavity.In fact, the specific structure of return unit of the present invention is also diversified, and such as: the reset
Part is exactly a slinky spring, and both ends are separately connected the front end face of resonance cylinder 8 and the front end face of adjustment barrel 11, in blower high power
When operation, the rearward end under differential pressure action of adjustment barrel 11 is mobile, when blower low power run, elastic force of the adjustment barrel 11 in slinky spring
Effect is lower to pull adjustment barrel 11 to reset, to reduce the volume of resonant cavity.
Certainly, return unit of the present invention can also be arranged on the circumferential surface of 8 rear end of resonance cylinder in the following ways
There is a circle to protrude the first ring rib 12 outwardly, the second ring rib that a circle protrudes outwardly is provided on the circumferential surface of 11 rear end of adjustment barrel
13, the first ring rib 12 and the second ring rib 13 are opposite.Being uniformly arranged on one side towards the first ring rib 12 of second ring rib 13
There are several guide rods 14, corresponds to guide rod 14 on the first ring rib 12 and be provided with several pilot holes matched.The guiding
One end of bar 14 and the second ring rib 13 are affixed, and the other end passes through pilot hole and end is provided with and keeps out first 15.It is described to keep out first 15
It is arranged outside guide rod 14 between the first ring rib 12 and resets helical spring 16, the return unit is to reset helical spring 16.It is logical
Such setting is crossed, adjustment barrel 11 is in the process of moving, more stable.
In order to guarantee the sealing between adjustment barrel 11 and resonance cylinder 8, to form better piston structure, the adjustment barrel 11
It is provided with the shoulder of a ring shape on the circumferential surface of front end, a circle rubber seal ring 17 is arranged at the shoulder, the rubber is close
Seal ring 17 is typically directly adhesively fixed with shoulder.
In addition to this, the present invention can also be further improved, and the entrance that oil smoke of the present invention enters at first is before connecting tube 9
End, the pore diameter of usual 9 front end of connecting tube is in 3cm or so, although eddy current crack is smaller in this case, always still
There are certain noises.For this purpose, a noise elimination column 17 made of rubber is also arranged in connecting tube 9 of the present invention, it is described
The sound attenuation hole 18 for being provided centrally with several perforation 17 both ends of noise elimination column of noise elimination column 17, the sound attenuation hole 18 are distributed in flabellum shape,
Oil smoke air-flow is more dispersed when by sound attenuation hole 18, the air inflow on entire 17 section of noise elimination column is made to keep one substantially
It causes, eliminates eddy current crack, keep muting function of the invention more preferable.It is cleaned for the ease of removing noise elimination column 17, this hair
Bright noise elimination column 17 is mounted in connecting tube 9 in such a way that card is set, without selecting fixed connection；In this case, it is
It avoids noise elimination column 17 from falling into resonance cylinder 8 along connecting tube 9, is preferably provided with a ring on the circumferential surface of 17 front end of noise elimination column
The contact chip 19 of shape, the area of contact chip 19 are greater than the diameter of 9 front end of connecting tube, play and offset the work that sound column 17 is limited
With.
Specific mounting means about noise reducing mechanism of the present invention is more, both can be by the way of directly welding, can also be with
The mode being connected by screw bolts.But for the ease of noise reducing mechanism is quickly dismounted on exhaust fume collecting hood 2, peace of the present invention
Loading board 4 is preferably detachably connected with smoke inlet 3.As shown in figure 9, the edge of 3 side of smoke inlet constitutes one towards inner bending
The edge of the L-shaped rib 22 of ring cross-section, 4 rear surface of mounting plate abuts against on rib 22.After being installed in place, the installation
The front surface of plate 4 and the leading flank of exhaust fume collecting hood 2 are located in approximately the same plane.In this way, as long as the leading flank to exhaust fume collecting hood 2 applies pressure
The edge of 2 trailing flank of exhaust fume collecting hood is overlayed on rib 22, the fixation of exhaust fume collecting hood 2 can be realized by power.
For this purpose, the side of the smoke inlet 3 is additionally provided with multiple fixation kits, the fixation kit includes 23 He of rotational pin
The rounded tabs 24 of 23 one end of rotational pin are set, are welded at one end of the rotational pin 23 and the eccentric position of baffle 24, separately
One end is arranged on exhaust fume collecting hood 2 and is rotatably assorted with the composition of exhaust fume collecting hood 2.The mode being rotatably assorted that constitutes is more, such as: institute
It states position opposite with rotational pin 23 on exhaust fume collecting hood 2 and is provided with a short sleeve, rotational pin 23 merges with short sleeve matching to be threaded through
In short sleeve, the end of rotational pin 23 is further typically provided with one and prevents rotational pin 23 from moving back out of short sleeve in this case certainly
Head out.Certainly, better way is also possible that as shown in Figure 10, in corresponding 4 leading flank of mounting plate of the rotational pin 23
The nut 26 matched with rotational pin 23 is welded on wall.It constitutes and is rotatably assorted in this way, in rotary motion pin 23
During, baffle 24 can also provide the pressure to mounting plate 4, to keep the fixation of mounting plate 4 more stable, prevent
Only mounting plate 4 is shaken.Further, the rib 22 is provided with rubber pad 28 towards mounting plate 4 on one side.
During dismantling mounting plate 4, baffle 24 is first rotated, mounting plate 4 is caused a deviation from, for the ease of rotating baffle
24, the side of rotational pin 23 can also be provided with shifting block 27 on 24 surface of baffle, it can be more laborsaving using shifting block 27
Quickly rotation baffle 24.Then mounting plate 4 is taken out out of smoke inlet 3, for the ease of fetching mounting plate 4, the mounting plate 4
The two sides of leading flank are also symmetrically arranged with two handles 25, when operation hand-held handle 25.After the completion of maintenance to be cleaned, first will
Mounting plate 4 is caught in smoke inlet 3, so that it is close to rib 22, baffle 24 is then rotated back to original position.
Claims (10)
1. a kind of antinoise integrated kitchen range, it is characterised in that: including integrated kitchen range main body (1) and be arranged in main body (1) top rear
The leading flank of hollow exhaust fume collecting hood (2), the exhaust fume collecting hood (2) is provided with smoke inlet (3), the smoke inlet (3) and exhaust fume collecting hood (2)
Inner cavity constitute oil smoke channel；Noise reducing mechanism is provided at the smoke inlet (3)；
The noise reducing mechanism includes several noise reduction units (5) of mounting plate (4) and setting on mounting plate (4)；The installation
Plate (4) is adapted with smoke inlet (3), and the quantity that noise reduction unit (5) is corresponded on mounting plate (4) offers several mounting holes
(6), in mounting hole (6), noise reduction unit (5) includes being in the form of a column, and front end closing, rear end are opened for noise reduction unit (5) setting
Resonance cylinder (8) are arranged in the inside of the shell (7) of mouth, the shell (7), the Inner Constitution resonant cavity of the resonance cylinder (8)；It is described
The front end of resonance cylinder (8) is connected to the rear end of connecting tube (9), and the front end of the connecting tube (9) extends to the front end face of shell (7)
And it is in communication with the outside；The airflow hole (10) being connected to shell (7) inner cavity is provided on the resonance cylinder (8).
2. antinoise integrated kitchen range according to claim 1, it is characterised in that: the resonance cylinder (8) is cylindrical, resonance cylinder
(8) open rearward end, the interior adjustment barrel (11) for being provided with front end closing, open rearward end of resonance cylinder (8), the resonance cylinder (8)
Rear end is made of closing the front end face of adjustment barrel (11), constitutes and is slidably matched between the adjustment barrel (11) and resonance cylinder (8)；When
When the power of fan of integrated kitchen range becomes larger, adjustment barrel (11) is mobile to expand resonance towards the rear end of resonance cylinder (8) under gas pressure
The volume of chamber；When the power of fan of integrated kitchen range becomes smaller, adjustment barrel (11) is under the action of return unit towards the front end of resonance cylinder (8)
The mobile volume to reduce resonant cavity.
3. antinoise integrated kitchen range according to claim 2, it is characterised in that: set on the circumferential surface of resonance cylinder (8) rear end
It is equipped with a circle and protrudes the first ring rib (12) outwardly, a circle protrudes outwardly is provided on the circumferential surface of adjustment barrel (11) rear end
Two ring ribs (13), the first ring rib (12) and the second ring rib (13) are opposite；The first ring rib of second ring rib (13) direction
(12) be evenly arranged on one side several guide rods (14), corresponded on the first ring rib (12) guide rod (14) be provided with it is several
The pilot hole matched；One end of the guide rod (14) and the second ring rib (13) are affixed, and the other end passes through pilot hole and end
It is provided with and keeps out head (15)；It is arranged outside the guide rod (14) kept out between head (15) and the first ring rib (12) and resets spiral bullet
Spring (16), the return unit are to reset helical spring (16).
4. antinoise integrated kitchen range according to claim 3, it is characterised in that: set on the circumferential surface of adjustment barrel (11) front end
It is equipped with the shoulder of a ring shape, a circle rubber seal ring (17) is arranged at the shoulder.
5. antinoise integrated kitchen range according to claim 4, it is characterised in that: the airflow hole (10) is located at resonance cylinder (8)
Front end face on, and be uniformly distributed in a ring around connecting tube (9).
6. antinoise integrated kitchen range according to claim 5, it is characterised in that: the mounting hole (6) and shell (7) are in six
Prism-shaped, and mounting hole (6) is densely arranged in honeycomb on mounting plate (4).
7. antinoise integrated kitchen range according to claim 6, it is characterised in that: be arranged in the connecting tube (9) one by
Noise elimination column (18) made of rubber, the sound attenuation hole for being provided centrally with several perforation noise elimination column (18) both ends of the noise elimination column (18)
(18-1), the sound attenuation hole (18-1) are distributed in flabellum shape.
8. antinoise integrated kitchen range according to claim 7, it is characterised in that: set on the circumferential surface of noise elimination column (18) front end
It is equipped with the contact chip (19) of a ring shape.
9. antinoise integrated kitchen range according to claim 8, it is characterised in that: be arranged on the circumferential surface of shell (7) rear end
There is the connection side (20) of a ring shape, the connection side (20) is connect by bolt with mounting plate (4).
10. antinoise integrated kitchen range according to claim 9, it is characterised in that: the outer surface of the resonance cylinder (8) is provided with
Several sound insulation holes (21) are provided in the barrel of the puigging or the resonance cylinder (8) that are made of porous materials.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910935320.9A CN110617538B (en) | 2018-10-29 | 2018-10-29 | Noise reduction mechanism of integrated stove |
| CN201811271058.4A CN109340856B (en) | 2018-10-29 | 2018-10-29 | A kind of antinoise integrated kitchen range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811271058.4A CN109340856B (en) | 2018-10-29 | 2018-10-29 | A kind of antinoise integrated kitchen range |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910935320.9A Division CN110617538B (en) | 2018-10-29 | 2018-10-29 | Noise reduction mechanism of integrated stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109340856A true CN109340856A (en) | 2019-02-15 |
| CN109340856B CN109340856B (en) | 2019-11-15 |
Family
ID=65312257
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910935320.9A Active CN110617538B (en) | 2018-10-29 | 2018-10-29 | Noise reduction mechanism of integrated stove |
| CN201811271058.4A Expired - Fee Related CN109340856B (en) | 2018-10-29 | 2018-10-29 | A kind of antinoise integrated kitchen range |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109855141A (en) * | 2019-03-29 | 2019-06-07 | 珠海格力电器股份有限公司 | Kitchen ventilator |
| CN110913649A (en) * | 2019-12-12 | 2020-03-24 | 安徽飞凯电子技术有限公司 | Intelligent noise reduction cabinet for server |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112420013B (en) * | 2020-09-21 | 2021-09-10 | 宜昌恒生建筑安装有限公司 | Active construction noise reduction device and method based on sound wave detection |
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| CN110913649B (en) * | 2019-12-12 | 2020-11-06 | 安徽飞凯电子技术有限公司 | Intelligent noise reduction cabinet for server |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110617538A (en) | 2019-12-27 |
| CN109340856B (en) | 2019-11-15 |
| CN110617538B (en) | 2021-02-05 |
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