CN2473489Y

CN2473489Y - Fume exhaust fan

Info

Publication number: CN2473489Y
Application number: CN 01203618
Authority: CN
Inventors: 刘峰铭
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-02-21
Filing date: 2001-02-21
Publication date: 2002-01-23
Anticipated expiration: 2011-02-21

Abstract

The utility model discloses an oil fume elimination device with a smoking cover body, including an external shell body and an internal shell body. The internal and external shell body are provided with a fume exhaust channel; The top end of the smoking cover body is an opening shape; The bottom end of the sliding sleeve body is provided with an opening, and can slidingly arranged at the top end of the smoking cover body; Plurality of wind suction opening are arranged at the inner side of the sliding sleeve body top end; The above element component can adjust the height of the wind suction opening through changing the height of the sliding sleeve body to make the height position of the wind suction opening can match with the height of the stove tool and the pot tool with an extensive using.

Description

Flue gas removing device

The utility model relates to a kind of flue gas removing device, be meant especially a kind of have the flue gas removing device that integrates with gas oven remove the oil smoke stove and accessory.

Present culinary range hood mostly is the top that is installed in stove and accessory greatly, and the suction by range hood is absorbed the oil smoke that gas oven produces, and then by the oil extraction smoke pipe with oil smoke discharge in air.The main problem of the range hood that this kind is known is that range hood is mounted in the top of Gas cooker, and in order to keep the activity space that is available for users to when cooking, therefore range hood must be installed in the height and position that is higher than the human body crown at least, makes the spacing distance of the inlet scoop of range hood and Gas cooker considerably long.

With hydromechanical angle, the suction size of the inlet scoop of range hood is to be the inversely proportional relation with the distance apart from the inlet scoop, that is under the inlet scoop of range hood in the side space, near the inlet scoop suction maximum, but when the position arrived near Gas cooker, because too far away with the distance of inlet scoop, suction is decay significantly just, and can't draw oil smoke effectively.Therefore existingly remove oil smoke equipment in use, oil smoke is spread everywhere, and cause the kitchen or the pollution of dining room air.

Because above reason, the applicant has proposed No. 83212542 " removing oil smoke equipment " (novel patent 101656) patent application, being characterized as that it is main has a hollow housing that is coated on the Gas cooker and the pan outside, hollow housing inside has a discharge flue, and the position that is positioned in its top around the pan is provided with some inlet scoops, be provided with a smoke exhaust pipe and clean cigarette equipment in housing bottom, and be connected with an extractor fan.The oil smoke that pan produces can be sucked from the inlet scoop by this extractor fan, and discharge from smoke exhaust pipe again by after the clean cigarette equipment filtering oil smoke.

Because removing its inlet scoop of oil smoke equipment, this kind be positioned at around the pan, therefore the position of the position of inlet scoop and oil smoke generation is quite approaching, the suction of inlet scoop can not weaken because of hypertelorism, so can oil smoke be sucked with the suction of maximum, and add the inlet scoop around being arranged on around stove and accessory and the pan, therefore when pan produces oil smoke, just can be sucked from the inlet scoop by this flue gas removing device immediately, and spread in around the air of can not having an opportunity, therefore the oil smoke effect of removing that makes this kind remove oil smoke equipment outclass existing smoke exhaust ventilator, and (for example: fire roasting two is eaten to be particularly suitable for producing the cooking appliance of a large amount of oil smoke, mini chafing dish, smokeless barbecue grill etc.).

Yet the optimal state in position of its inlet scoop of this kind flue gas removing device is arranged on the position a little more than the pan top, therefore the size of the housing of this kind flue gas removing device and inlet scoop must cooperatively interact with Gas cooker and the pan that collocation is used, and can enough make the oil smoke effect of removing of flue gas removing device reach optimum state.Yet be subject to the shell dimension of this kind flue gas removing device, therefore the height and position of the inlet scoop on the housing is just fixed and can't be changed, and make a kind of housing of size be merely able to arrange in pairs or groups a kind of stove and accessory of height use with pan, therefore it uses the pan that going up to arrange in pairs or groups uses to be restricted with the kind of stove and accessory, and is difficult for the stove and accessory of replacing use and the kind of pan.

Yet the kind very many (for example: gas oven, electrothermal furnace, coal stove, electromagnetic oven etc.) of the present various stove and accessorys that use on the market, and the difference of the height of each stove and accessory is considerably big, and the size of the pan of collocation use is also very many with the variation of height, so this kind flue gas removing device just difficulty can take place when arrange in pairs or groups various multi-form stove and accessorys and pan use.

Main purpose of the present utility model is to provide a kind of good oil suction cigarette effect that has, and can effectively prevent the flue gas removing device of oil smoke diffusion.

Another purpose of the present utility model, be to provide a kind of can conversion inlet scoop height, the flue gas removing device that the stove and accessory of the various different sizes of can arranging in pairs or groups uses with pan.

The purpose of this utility model is achieved in that a kind of flue gas removing device, comprising: a smoking cover body, form by a shell body and an inner housing, and have a gap between this inner and outer shell and form a discharge flue; And a smoke exhaust pipe, be arranged at this smoking cover body bottom; And the extractor fan that can extract this discharge flue internal gas, be connected with this smoke exhaust pipe; This smoking cover body top is opening-like; One slip body is made up of an inner housing and a shell body, and its bottom has an opening, and between being sleeved on this smoking cover body inside and outside from this smoking cover body top end opening slidably; And some inlet scoops are arranged on the inboard on this slip body top.By the combination of above element, can adjust the height of this inlet scoop by the height that changes this slip body, make the height and position of this inlet scoop can cooperate the height of aforementioned stove and accessory and pan.

The arranged outside of this slip body has at least one cam path, and this cam path has the stop portion of some differing heights, and is connected in the connecting portion between each stop portion; And at least one pilot pin, penetrate from the outside of the shell body of this smoking cover body, and its end is inserted in this cam path, and can in this cam path, slides.Cooperate with each stop portion of this cam path by this pilot pin, can will should be positioned on the different height and positions by the slip body.

This smoking cover body bottom is provided with some ventilating openings.

The position that the shell body of this smoking cover body is positioned at these some ventilating openings is respectively equipped with a depressed part; This depressed part fits in this inner housing, and is provided with holding piece in the peritreme of this inlet scoop, and the part that this depressed part and this inner housing are positioned at this ventilating opening peritreme is clamped together.

The utility model is because smoking cover body top is opening-like, slip body bottom has opening, be located at the top of smoking cover body slidably, some inlet scoops are arranged on the inboard on slip body top, and above combination of elements can be by changing the height of slip body, and the height of adjustment inlet scoop, make the height and position of inlet scoop can cooperate the height of stove and accessory and pan, have wide range of applications, and make it have good oil suction cigarette effect.

The utility model is for reaching above-mentioned and other purpose, and its employed technological means, element and effect thereof adopt a preferred embodiment to cooperate correlative type to be described in detail as follows now.

Fig. 1 is the combination section of the utility model flue gas removing device.

Fig. 2 is the stereogram of the slip body of the utility model use.

Fig. 3 is the action schematic diagram of slip cap structural reform degree of uprising of the present utility model position.

Fig. 4 is the user mode schematic diagram that multi-form stove and accessory of slip body collocation of the present utility model and pan use.

Fig. 5 is the stereogram of smoking cover body of the present utility model.

Fig. 6 is the amplification profile of smoking cover body of the present utility model.

Fig. 7 be around the ventilating opening of smoking cover body of the present utility model with the partial plan view of holding piece.

As shown in Figure 1, structure of the present utility model mainly comprises: a smoking cover body 10, and form by a shell body 11 and an inner housing 12, and between this inner and

outer shell

11,12, remain with a gap, and form a discharge flue 20; Reach a smoke exhaust pipe 30, be arranged at the central authorities of shell body 11 bottoms; And an extractor fan 40, be connected to reach smoke discharging effect with this smoke exhaust pipe 30.

This smoking cover body 10 is recessed circular shell downwards, and its inside can be contained in wherein for a Gas cooker 1 and a pan 2; And this shell body 11 can be sleeved in the installing hole of a desktop 60 central authorities, be outward extended with a flange 13 around the top of this shell body 11, this flange 13 can be fastened on the edge of the installing hole of desktop 60, and this air draught cover body 10 is fixed in the installing hole of desktop 60.

The utility model main characteristics, be that these smoking cover body 10 tops are opening-like, can be sleeved in the gap of this inner and

outer shell

11,12 for a slip body 70, this slip body 70 is combined by

ectonexine housing

71,72, it can be inserted in from the opening on these smoking cover body 10 tops, and its bottom has an opening 73, and can and the discharge flue 20 of 11,12 of this inner and outer shells be interconnected.The medial surface on inner housing 72 tops of this slip body 70 is provided with several inlet scoops 74, and these some inlet scoops 74 are surrounded on pan 2 with around the stove and accessory 1, and therefore the oil smoke that stove and accessory 1 and pan 2 can be produced sucks from these some inlet scoops 74.

As shown in Figure 1, above-mentioned slip body 70 can slide in the gap of 11,12 of the inner and outer shells of this smoking cover body 10, therefore makes this slip body 70 can vertically adjust its height.In addition, as shown in Figures 2 and 3, the lateral surface of this slip body 70 is provided with at least one cam path 75, the shape of this cam path 75 is stepped strip cell bodies, it has the stop portion 751 of several differing heights, and respectively should 751 in stop portion be that connecting portion 752 with several inclinations is connected, and this some stops portion 751 has identical width with connecting portion 752; And at least one pilot pin 76, be to lock, and its end extend into the medial surface of this shell body 11, and be inserted in this cam path 75 from the outside of this shell body 11, therefore can be sticked in this cam path 75 by this pilot pin 76, and on the height and position that should slip body 70 is positioned to fix.

Because this cam path 75 has the stop portion 751 of most differing heights, therefore when this pilot pin 76 is sticked in the different stop portion of this cam path 75 751, this slip body 70 is positioned on the different height and positions.Simultaneously, as shown in Figure 3, when the user will adjust the height and position of this slip body 70, can rotate this slip body 70, pilot pin 76 can slide along this cam path 75 at this moment, and makes pilot pin 76 break away from the stop portion 751 of original engaging, and snaps in the stop portion 751 of another differing heights along connecting portion 752 slips, therefore pilot pin 76 is engaged with the stop portion 751 of differing heights, and slip body 70 is positioned at different height and positions.

Be illustrated in figure 4 as the situation that the utility model cooperates a highly higher stove and accessory 1A and pan 2A to use by the height of adjusting this slip body 70.Because slip body 70 of the present utility model has height adjustable characteristic, when therefore using, highly higher stove and accessory and pan use if arrange in pairs or groups, just the height of slip body I0 can be raise, when highly lower stove and accessory and pan use if instead arrange in pairs or groups, just the height of slip body 70 can be reduced, no matter and make inlet scoop 74 height on slip body 70 tops arrange in pairs or groups which kind of pan during with the stove and accessory use, all can adjust to the position approaching with the top of pan, therefore make these some inlet scoops 74 keep effectively to absorb the height and position of oil smoke, and make the utility model various multi-form pans of can at random arranging in pairs or groups use with stove and accessory.

In addition, as shown in Figure 5, the utility model is in order to promote the efficiency of combustion of Gas cooker 1, mode in the bottom of this smoking cover body 10 with average distance is provided with several ventilating openings 14, because this smoking cover body 10 is by

ectonexine housing

11,12 form, therefore the set-up mode of this ventilating opening 14 must adopt special structure, as Fig. 5 and shown in Figure 6, the shell body 11 of this air draught cover body 10 is respectively arranged with a depressed part that inwardly concaves 15 in the position of these some ventilating openings 14, as shown in Figure 6, these some depressed parts 15 fit in the surface of this inner housing 12, and then the position punching of fitting at depressed part 15 and this inner housing 12 of this shell body 11 circular hole, and form above-mentioned ventilating opening 14, make air outside and the convection current mutually of smoking cover body 10 gas inside, therefore reach and supply with stove and accessory 1 efficiency of combustion, with the effect that prevents stove and accessory 1 over-heat inside.

Extremely shown in Figure 7 as Fig. 5, among will preventing that gas from entering into discharge flue 20 between the inner and

outer shell

11,12 from the peripheral clearance of this ventilating opening 14, and make the part of this inner and

outer shell

11,12 around this ventilating opening 14 to combine, the part of the utility model around this ventilating opening 14 is by in addition clamping of two holding pieces 16.As shown in Figure 7, the shape of this two holding piece 16 be circular arc and be surrounded on this ventilating opening 14 around, as shown in Figure 6, this two holding pieces, 16 doublings and form the cross sectional shape of U-shaped, therefore can be with this inner and

outer shell

11,12 parts that are positioned at around this ventilating opening 14 are clamped together, therefore by these some holding pieces 16, can be with this inner and

outer shell

11,12 gaps that are positioned at around this ventilating opening 14 reduce to minimum, therefore can reduce, even prevent that air from entering from the gap around this ventilating opening 14, and make extractor fan 40 be drawn into extraneous air, and reduce the efficient that it draws oil smoke, also can make inner and outer shell 11 simultaneously by these some

holding pieces

16,12 are fixed together, and in making,

shell body

11,12 are combined as a whole.

When above-mentioned ventilating opening 14 uses at the multi-form stove and accessory of collocation, different functions can take place, and for example when using gas oven and charcoal burner, can be used as air fed supply mouth, and when using electromagnetic oven or electrothermal furnace, then can be used as the thermovent of stove and accessory.

The utility model is by the combination of said elements, good except that the oil smoke effect except bringing into play, more can be by adjusting the height of slip body 70, reach the effect that the stove and accessory that can cooperate differing heights and pan use, therefore make the flue gas removing device of the present utility model various multi-form stove and accessorys of can arranging in pairs or groups use, therefore increase its scope of application, and guarantee that the multi-form stove and accessory of the utility model collocation all can keep good in the oil smoke effect when using with pan.

Claims

1. flue gas removing device comprises:

One smoking cover body is made up of a shell body and an inner housing, has a gap between this inner and outer shell and forms a discharge flue; And

One smoke exhaust pipe is arranged at this smoking cover body bottom; And

One can extract the extractor fan of this discharge flue internal gas, is connected with this smoke exhaust pipe;

It is characterized in that:

This smoking cover body top is opening-like; One slip body is made up of an inner housing and a shell body, and its bottom has an opening, and between being sleeved on this smoking cover body inside and outside from this smoking cover body top end opening slidably; And some inlet scoops are arranged on the inboard on this slip body top.

2. flue gas removing device as claimed in claim 1 is characterized in that: the arranged outside of this slip body has at least one cam path, and this cam path has the stop portion of some differing heights, and is connected in the connecting portion between each stop portion; And at least one pilot pin, penetrate from the outside of the shell body of this smoking cover body, and its end is inserted in this cam path, and can in this cam path, slides.

3. flue gas removing device as claimed in claim 1 is characterized in that: this smoking cover body bottom is provided with some ventilating openings.

4. flue gas removing device as claimed in claim 3 is characterized in that: the position that the shell body of this smoking cover body is positioned at these some ventilating openings is respectively equipped with a depressed part; This depressed part fits in this inner housing, and is provided with holding piece in the peritreme of this inlet scoop, and the part that this depressed part and this inner housing are positioned at this ventilating opening peritreme is clamped together.