CN106439969A

CN106439969A - Lower exhaust range hood for forcedly exhausting combustion waste gas

Info

Publication number: CN106439969A
Application number: CN201610901309.7A
Authority: CN
Inventors: 蒋科承; 王水忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-10-13
Filing date: 2016-10-13
Publication date: 2017-02-22

Abstract

The invention discloses a lower exhaust range hood for forcedly exhausting combustion waste gas, and belongs to the technical field of range hoods. The lower exhaust range hood comprises a lampblack discharge device, and a waste gas collecting device positioned above a combustor of a stove assembly; the lampblack discharge device includes an intake box, a fan system and an air cylinder; the intake box and the air cylinder form a continuous air way through a negative pressure effect of the fan system; the waste gas collecting device is a cavity structure with a combustion waste gas exhaust cavity port and at least formed by connecting an inner ring wall, an outer wall, a top wall and a bottom wall; combustion waste gas inlets are spaced in the inner ring wall; and the combustion waste gas exhaust cavity port of the waste gas collecting device is communicated with the intake box. The combustion waste gas is sucked in the combustion waste gas inlets to enter the cavity of the waste gas collecting device before dispersing to the kitchen environment, and is finally exhausted outdoors after exhausting by the exhaust cavity port in a concentrated manner, so that the zero dispersion of the combustion waste gas is realized, and the kitchen air quality is improved; and through fire gathering heat collection and thermal radiation isolation, the heat efficiency is improved, and the kitchen temperature is lowered.

Description

Burning waste gas force the lower exhaustion type fume exhauster discharged

【Technical field】

The present invention relates to a kind of burning waste gas force the lower exhaustion type fume exhauster discharged, belong to lampblack absorber technical field.

【Background technology】

Heating container placement is on the leg rest of kitchen range assembly, and is not have burning waste gas to receive outside the burner of kitchen range assembly Acquisition means, it is useless that burner can produce the burning such as substantial amounts of carbon monoxide, carbon dioxide and oxynitride in combustion Gas, wherein, oxynitride waste gas or carcinogen.During the work of existing lampblack absorber, due to burning waste gas quick diffusion and Cannot timely enter in lampblack absorber air channel so that burning waste gas are flown away in kitchen environment, have impact on kitchen air quality, to people Body causes to encroach on.

【Content of the invention】

It is an object of the invention to provide a kind of avoid burning waste gas to be diffused in the pressure row of the burning waste gas in kitchen environment The lower exhaustion type fume exhauster going out, it not only increases kitchen air quality, and can reduce the heat radiation to cooking personnel, reduces kitchen Room temperature.

For this reason, the present invention adopts the following technical scheme that：

Burning waste gas force discharge lower exhaustion type fume exhauster, including oily fume exhauster, this oily fume exhauster include inlet box, Blower fan system and air duct, inlet box and air duct form continuous air channel by the suction function of blower fan system, and its improvement is：Also Including the waste gas collection device above its burner of kitchen range assembly, this waste gas collection device at least by internal ring wall, outer wall, What roof and diapire connected and composed has the cavity body structure that burning waste gas discharge accent, and on internal ring wall, interval offers burning waste gas Import, the burning waste gas of waste gas collection device are discharged accent and are communicated with inlet box.

As supplementing further and perfect, present invention additionally comprises following technical characteristic：

Above-mentioned waste gas collection device be additionally provided with space ring in its cavity so that this cavity be divided in intercommunication, External cavity, burning waste gas can lead to external cavity from internal cavity.

So that burning waste gas are slowed down from internal cavity flows through external cavity after setting space ring in the cavity of waste gas collection device, The temperature of outer space intracavity is reduced, and can further function as the thermal-radiating effect of reduction, and, can effectively prevent combustion flame from entering Enter blower fan system, this is particularly important for the short continuous air channel only being formed by inlet box and air duct.

Space ring is fixedly connected with above-mentioned roof and diapire respectively, and this space ring interval offers and leads to for burning waste gas The through hole of external cavity.

As another kind of malformation of this space ring, space ring can be selectively fixed to above-mentioned roof or diapire On, and this space ring correspondingly leaves gap and diapire between or leaves gap and roof between, above-mentioned gap is used for burning Waste gas leads to external cavity.

Further, above-mentioned burning waste gas are discharged accent and are connected with inlet box by mouthpiece.

Oily fume exhauster also includes being installed on the smoke collecting chamber above inlet box, and smoke collecting chamber, inlet box and air duct are sequentially communicated Form air channel combination, burning waste gas are discharged accent and communicated with smoke collecting chamber.

This burning waste gas is discharged accent and is opened on above-mentioned outer wall, and smoke collecting chamber offers installing port in its front panel, combustion Burn waste gas discharge accent to be connected with this installing port by mouthpiece.

This burning waste gas is discharged accent and is opened on above-mentioned diapire, and smoke collecting chamber offers installing port in its front panel, combustion Burn waste gas discharge accent to be connected with this installing port by mouthpiece.

Waste gas collection device is also associated with the pedestal with fresh air inlet in its bottom.

The present invention has the advantage that and good effect：

1st, utilize the suction function of blower fan system, be inhaled into burning waste gas before burning waste gas are diffused into kitchen environment and enter Mouthful, enter waste gas collection device cavity in, via burning waste gas discharge accent concentrate discharge after, burning waste gas directly flow through into Bellows and the continuous air channel of air duct, are finally discharged to outdoor, thus achieve zero diffusion in kitchen for the burning waste gas, improve Kitchen air quality, it is to avoid human body sucks carbon monoxide, carbon dioxide and oxynitride waste gas carcinogen；

2nd, the outer wall of waste gas collection device plays certain isolation heat radiation effect, can reduce the hot spoke to cooking personnel Penetrate, outer wall also acts as and certain holds together fire, heat build-up, the effect of keeping out the wind, it is possible to decrease thermal diffusion, improves the thermal efficiency, reduces kitchen temperature.

【Brief description】

Below in conjunction with the accompanying drawings the present invention is described in further detail.

Fig. 1 is present configuration schematic diagram (mouthpiece is connected with inlet box)；

Fig. 2 is the Facad structure diagram of Fig. 1；

Fig. 3 is the structural representation that connects with smoke collecting chamber of mouthpiece of the present invention；

Fig. 4 is the structural representation of waste gas collection device in the present invention and pedestal；

Fig. 5 is the waste gas collection device top view (removing visible inside and outside cavity after roof) in the present invention；

Fig. 6 is the enlarged drawing in A portion in Fig. 4；

Fig. 7 is the view (after removing mouthpiece, visible combustion waste gas discharges accent) of another angle of Fig. 4.

【Specific embodiment】

Refer to shown in Fig. 1,2,4,5,6,7, burning waste gas force the lower exhaustion type fume exhauster discharged, including oily fume exhauster 3, this oily fume exhauster 3 includes inlet box 32, blower fan system 30 and air duct 33, under the suction function of blower fan system 30, air intake Case 32 and air duct 33 form continuous air channel, and its improvement is：Also include the waste gas positioned at its burner 11 top of kitchen range assembly 1 Collection device 5, this waste gas collection device 5 is at least by having that internal ring wall 51, outer wall 52, roof 53 and diapire 54 connect and compose Burning waste gas discharge the cavity body structure of accent 50, and on internal ring wall 51, interval offers burning waste gas import 510, waste gas collection device 5 burning waste gas are discharged accent 50 and are communicated with inlet box 32.

Its shape of outer wall 52 of waste gas collection device 5 does not limit, and outer wall 52 is preferably annular；The shape of roof 53 only must meet It is fixedly connected with internal ring wall 51 and outer wall 52 respectively, roof 53 is preferably annular；Similarly, the shape of diapire 54 only must expire Foot is fixedly connected with internal ring wall 51 and outer wall 52 respectively, and diapire 54 is preferably annular.

Blower fan system 30 is loaded in inlet box 32, and the air outlet of blower fan system 30 is loaded on together with the base opening of inlet box 32 In air duct 33 (as shown in Figure 1, 2).It is anterior, when blower fan system 30 is loaded on inlet box that blower fan system 30 can also be loaded on inlet box 32 During 32 front portion, the air inlet of blower fan system 30 is communicated with inlet box 32, and the air outlet of blower fan system 30 is connected with air duct 33.Separately Outward, blower fan system 30 can also be installed in smoke collecting chamber.

The a port of air duct 33 passes to building flue, burning waste gas is drained into outdoor, another port of air duct 33 is then Closure.

Waste gas collection device 5 is additionally provided with space ring 6 in its cavity W, so that this cavity W is divided into the interior of intercommunication Cavity W1, external cavity W2, burning waste gas can lead to external cavity W2 from internal cavity W1.

The temperature of external cavity W2 is less than the temperature of internal cavity W1.

As a kind of embodiment of this space ring, space ring 6 is fixedly connected with roof 53 and diapire 54 respectively, and this point Spacer ring 6 interval offers the through hole 610 leading to external cavity W2 for burning waste gas.

When being embodied as, for being conducive to being welded to connect, incorporated by reference to shown in Fig. 6, space ring 6 is by two bending parts 60 and The structure in horizontally-arranged " U " font of individual body 61 composition, this two bending parts 60 are individually fixed on roof 53 and diapire 54, Through hole 610 is spaced apart on body 61.

Above-mentioned through hole 610 is discharged accent 50 from neighbouring burning waste gas and is discharged accent 50,610 points of through hole to away from burning waste gas Cloth quantity is by rare to gradually increasing.

The distribution form of through hole 610 quantity, is conducive to fully collecting burning waste gas, improves the forced-ventilated of burning waste gas further Efficiency.

As another kind of malformation of this space ring, space ring 6 can be selectively fixed to roof 53 or diapire 54 On, and this space ring 6 correspondingly leaves gap and diapire 54 between or leaves gap and roof 53 between, described gap is used for Burning waste gas lead to external cavity W2.

When being embodied as, for being conducive to being welded to connect, space ring 6 is made up of a bending part and a body, it In " 7 " font or in inverted " 7 " font, when its bending part of " 7 " font space ring is welded on roof, this body has Some free ends then correspondingly leave gap and diapire between, and external cavity W2 is led to for burning waste gas in this gap；When fall " 7 " word When its bending part of type space ring is welded on diapire, between the free end that this body has then correspondingly leaves and roof between Gap, external cavity W2 is led to for burning waste gas in this gap.

Above-mentioned gap is discharged accent 50 from neighbouring burning waste gas and is gradually increased to away from burning waste gas discharge this gap of accent 50 Greatly.

Gradual change type gap is designed, and is conducive to fully collecting burning waste gas, improves the forced-ventilated efficiency of burning waste gas further.

Furtherly, burning waste gas are discharged accent 50 and are connected with inlet box 32 by mouthpiece 7.

Waste gas collection device 5 is also associated with the pedestal 4 with fresh air inlet 40 in its bottom.

After this waste gas collection device 5 connects pedestal 4, waste gas collection device 5 not only can directly be held on together with pedestal 4 Use on the cooking stove panel 10 of kitchen range assembly 1, and pedestal 4 plays certain isolation heat radiation effect.The required empty wind of burning Direct perforate can obtain it is also possible to be derived from the fresh air inlet 40 of pedestal 4 from the housing of kitchen range assembly 1, need only meet and fire completely Burn.

When kitchen range assembly 1 is Double gas cooker kitchen range assembly, this waste gas collection device 5 has two about to be listed in together with pedestal 4 On cooking stove panel 10.

Incorporated by reference to shown in Fig. 3, oily fume exhauster 3 also includes being installed on the smoke collecting chamber 31 of inlet box 32 top, smoke collecting chamber 31, Inlet box 32 and air duct 33 are sequentially communicated the combination of formation air channel, and burning waste gas are discharged accent 50 and communicated with smoke collecting chamber 31.

During installation, the base opening of smoke collecting chamber 31 is inserted in in cartonning 32.

Burning waste gas piggybacking smoke collecting chamber 31 passes through, although air channel path is elongated, can be in the existing lower row with smoke collecting chamber Waste gas collection device 5 of the present invention is installed on formula lampblack absorber, that is, utilizes the existing smoke collecting chamber of lower exhaustion type fume exhauster.

Burning waste gas are discharged accent 50 and both can be opened on outer wall 52 it is also possible to be opened on diapire 54.

When burning waste gas are discharged accent 50 and are opened on outer wall 52, smoke collecting chamber 31 offers peace in its front panel 311 Dress mouth 3110, this burning waste gas is discharged accent 50 and is connected with this installing port 3110, referring to Fig. 3 by mouthpiece 7.

When burning waste gas are discharged accent 50 and are opened on diapire 54, smoke collecting chamber 31 offers peace in its front panel 311 Dress mouth 3110, this burning waste gas is discharged accent 50 and is connected with this installing port 3110 by mouthpiece 7.

Burning waste gas discharge accent 50 specifically opens up position on diapire 54 should make this burning waste gas discharge accent 50 only straight Lead to external cavity W2 in succession.

When the heating container 2 using is frying pan it is only necessary on the apical margin that frying pan is held on internal ring wall 51.Due to frying The circumferential conflict internal ring wall 51 of pot, this waste gas collection device 5 plays the effect of reliable fixing frying pan, prevents frying pan rollover from hurting sb.'s feelings.

When heating container 2 for cylindrical heating container, its internal diameter of internal ring wall 51 of this waste gas collection device 5 is slightly more than Common cylindrical shaped heats the external diameter of container, and cylindrical heating container bottom surface is held on leg rest 12, and this waste gas collection device 5 plays Certain heat build-up, the effect of the waste gas that keeps out the wind, holds together.The flame in contact cylindrical heating container bottom central authorities can reduce and is blown to four winds, fire When gesture is super prosperous, define the space of fiery passage between this waste gas collection device 5 and cylindrical heating container lateral wall, that is, scurry out The flame of cylindrical heating container bottom surface, hot-fluid because with waste gas collection device 5 inwall collision and occur turn to and on channel to above-mentioned Space, and flow up along this space, naked light highly gets a promotion, and so that cylindrical heating container lateral wall is heated, extends Fire stroke, cost savings the energy, decreases the culinary art activity duration, serves and holds together fire well and hold together thermal effect, heat energy is not It is diffused in kitchen environment, thermal losses is little again.

Claims

1. a kind of burning waste gas force the lower exhaustion type fume exhauster discharged, and including oily fume exhauster, this oily fume exhauster includes air intake Case, blower fan system and air duct, inlet box and air duct continuous air channel is formed by the suction function of blower fan system it is characterised in that： Also include the waste gas collection device above its burner of kitchen range assembly, this waste gas collection device is at least by internal ring wall, outer What wall, roof and diapire connected and composed has the cavity body structure that burning waste gas discharge accent, and on internal ring wall, interval offers burning Exhaust gas inlet, the burning waste gas of waste gas collection device are discharged accent and are communicated with inlet box.

2. lower exhaustion type fume exhauster according to claim 1 it is characterised in that：Described waste gas collection device is gone back in its cavity It is provided with space ring so that this cavity is divided into the inside and outside cavity of intercommunication, burning waste gas can lead to outer space from internal cavity Chamber.

3. lower exhaustion type fume exhauster according to claim 2, is characterized in that this space ring is solid with described roof and diapire respectively Fixed connection, and this space ring interval offers the through hole leading to external cavity for burning waste gas.

4. lower exhaustion type fume exhauster according to claim 2, is characterized in that this space ring can be selectively fixed to described top On wall or diapire, and this space ring correspondingly leaves gap and diapire between or leaves gap and roof between, described between Gap leads to external cavity for burning waste gas.

5. the lower exhaustion type fume exhauster according to claim 1 or 2 or 3 or 4 it is characterised in that：Described burning waste gas discharge chamber Mouth is connected with inlet box by mouthpiece.

6. lower exhaustion type fume exhauster according to claim 5 it is characterised in that：Described waste gas collection device also connects in its bottom It is connected to the pedestal with fresh air inlet.

7. the lower exhaustion type fume exhauster according to claim 1 or 2 or 3 or 4 it is characterised in that：Described oily fume exhauster also wraps Include the smoke collecting chamber being installed on above inlet box, smoke collecting chamber, inlet box and air duct are sequentially communicated the combination of formation air channel, burning waste gas are arranged Go out accent to communicate with smoke collecting chamber.

8. lower exhaustion type fume exhauster according to claim 7, is characterized in that this burning waste gas is discharged accent and is opened in outside described On wall, described smoke collecting chamber offers installing port in its front panel, this burning waste gas discharge accent by described mouthpiece and this Installing port connects.

9. lower exhaustion type fume exhauster according to claim 7, is characterized in that this burning waste gas is discharged accent and is opened in described bottom On wall, described smoke collecting chamber offers installing port in its front panel, this burning waste gas discharge accent by described mouthpiece and this Installing port connects.

10. lower exhaustion type fume exhauster according to claim 8 it is characterised in that：Described waste gas collection device is in its bottom also It is connected with the pedestal with fresh air inlet.