CN208205128U - Kitchen ventilator and central cooking fume control equipment - Google Patents

Abstract

The utility model provides a kind of kitchen ventilator and central cooking fume control equipment, is related to purification technology field.The kitchen ventilator includes exhaust fume collecting hood, exhaust fume collecting hood is equipped with full frame baffle, and full frame baffle will collect cigarette panel and block side in the inner completely, and exhaust fume collecting hood is equipped with driving device, driving device forms downward opening smoke collecting chamber between collection cigarette panel for driving the opposite collection cigarette panel rotation of full frame baffle；The center cooking fume control equipment includes common flue and above-mentioned kitchen ventilator, and the exhaust pipe of kitchen ventilator is connected to common flue.Full frame baffle in the kitchen ventilator and the smoke collecting chamber that collection cigarette panel is formed are larger, while oil smoke enters the Distance Shortened of smoke collecting chamber, and oil fume outer-runaway difficulty increases, and full frame baffle improves the blocking effect of oil smoke；And when kitchen ventilator closing, full frame baffle is overall structure, collection cigarette panel is blocked side in the inner completely, air inlet is also accordingly blocked completely, further reduces the probability of oil fume outer-runaway in exhaust fume collecting hood.

Description

Kitchen ventilator and central cooking fume control equipment

Technical field

The utility model relates to purification technology field more particularly to a kind of kitchen ventilator and central cooking fume control equipments.

Background technique

The manufacturing process of Chinese tradition cooking culture includes decocting, frying, is fried, is roasting etc., is produced during making food big The oil smoke of amount, and oil smoke is not only more serious to the environmental pollution in kitchen, but also kitchen operation personnel stay in oil smoke surroundings for a long time It is larger to body harm, it is serious, or even cancer can be suffered from, therefore, kitchen ventilator is widely used among kitchen, kitchen ventilator system Family kitchen is the electric appliance of generated oil smoke etc when exhaustion is cooked.

Kitchen ventilator mainly includes side-suction type and top suction type, wherein and the air inlet of side-suction type range hood is closer from oil smoke source, The move distance that the oil smoke that can effectively shorten rises, since exhaust fume collecting hood uses the design of open type, the mistake that oil smoke moves upwards Cheng Rongyi is escaped into kitchen space from open-mouth.

Therefore, people are provided with baffle at the exhaust fume collecting hood of kitchen ventilator, and the oil smoke for escaping outside opposite direction plays certain Barrier effect, but existing baffle is poor to oil smoke blocking effect, and panel when kitchen ventilator closing, on baffle and exhaust fume collecting hood Between leakproofness it is poor, oil smoke in flue is easy to escape to inside kitchen outside the gap between baffle and panel, in kitchen Cause secondary pollution in portion.

Utility model content

The purpose of this utility model is to provide a kind of kitchen ventilator and central cooking fume control equipments, to solve in the prior art Baffle in existing kitchen ventilator is poor to oil smoke blocking effect, and when kitchen ventilator is closed, the panel on baffle and exhaust fume collecting hood it Between leakproofness it is poor, oil smoke in flue is easy to escape to inside kitchen outside the gap between baffle and panel, to kitchen inside The technical issues of causing secondary pollution.

The collection cigarette panel of kitchen ventilator provided by the utility model, including exhaust fume collecting hood, exhaust fume collecting hood is equipped with air inlet, the collection Petticoat pipe is equipped with full frame baffle, and the collection cigarette panel is blocked side in the inner by the full frame baffle completely；It is set on the exhaust fume collecting hood There is driving device, the driving device is for driving the relatively described collection cigarette panel rotation of the full frame baffle, with the collection cigarette face Downward opening smoke collecting chamber is formed between plate.

Further, the driving device includes push-rod electric machine and first connecting rod, the housing hinge of the push-rod electric machine in On the exhaust fume collecting hood, the end of the push-rod electric machine push rod and one end of the first connecting rod are hinged, the first connecting rod it is another One end is articulated on the full frame baffle, and the body of rod of the first connecting rod is articulated on the exhaust fume collecting hood by shaft.

Further, the driving device further includes second connecting rod, and the shaft is articulated on the exhaust fume collecting hood, and along institute The length direction setting of collection cigarette panel is stated, the first connecting rod is fixed in the shaft, and one end of the second connecting rod is affixed In in the shaft, the other end is articulated on the full frame baffle, and the first connecting rod and the second connecting rod are located at institute State the position on full frame baffle length direction close to two ends.

Further, the inner wall sliding of the full frame baffle is connected in the top position of the collection cigarette panel.

Further, the inner wall of the full frame baffle is equipped with clamping groove, and the collection cigarette panel is equipped with shackle member, described Shackle member sliding is connected in the clamping groove.

Further, the shackle member includes idler wheel, and the idler wheel rolling is connected in the clamping groove.

Further, the full frame baffle is equipped with gib block, and the clamping groove is set along the length direction of the gib block It sets, the section of the clamping groove is convex, and the notch of the clamping groove is set on osculum slot, and the shackle member sliding is connected in In the big mouth slot of the clamping groove.

Further, the clamping groove is two, and two clamping grooves are located at the full frame baffle length direction The upper position close to two ends, the shackle member are accordingly also two.

Further, the collection cigarette panel is equipped with filter element, and the bottom of the collection cigarette panel along its length may be used Detachable is installed with oil collection box.

Another of the utility model is designed to provide a kind of central cooking fume control equipment, including common flue and above-mentioned Kitchen ventilator, the exhaust pipe of the kitchen ventilator are connected to the common flue.

The utility model kitchen ventilator and central cooking fume control equipment have the beneficial effect that

Kitchen ventilator provided by the utility model and central cooking fume control equipment, wherein kitchen ventilator includes for hearth The oil smoke of generation carries out the exhaust fume collecting hood for gathering absorption, and the collection cigarette panel of exhaust fume collecting hood is equipped with for entering exhaust fume collecting hood from outer for oil smoke Interior air inlet further includes that can rotate and collect the full frame baffle of the angled smoke collecting chamber of cigarette panel-shaped and for driving entirely Shield the driving device of the opposite collection cigarette panel rotation of baffle；Wherein, central cooking fume control equipment includes above-mentioned for in kitchen Oil smoke carries out the kitchen ventilator of absorption cleaning and the oil smoke for sucking kitchen ventilator is transported to designated position and carries out purified treatment Common flue.

When not generating oil smoke in kitchen, when not needing using kitchen ventilator, full frame baffle is corresponding with the collection cigarette panel of exhaust fume collecting hood It fits together, full frame baffle will collect cigarette panel and block side in the inner completely, and it is complete that full frame baffle will collect the air inlet on cigarette panel It shelters from entirely, and full frame baffle does not need to cooperate with components such as other panels, so that it may which the independent outer wall as kitchen ventilator, this is outer It is logical for oil smoke flow not have gap on wall, to reduce oil smoke in exhaust fume collecting hood and common flue through the gap recharge on outer wall to kitchen The occurrence of in room, when reducing kitchen ventilator and closing, oil smoke is to secondary pollution caused by kitchen.

When generation oil smoke is needed using kitchen ventilator in kitchen, control driving device drives the opposite collection cigarette panel of full frame baffle Rotation, until full frame baffle and collection cigarette panel form angle, and angle is opening down, that is, full frame baffle and collection cigarette panel are total Opening down with being formed, at angular smoke collecting chamber, the oil smoke on hearth is moved upwards under the suction of kitchen ventilator into collection In smoke chamber, then under the Intercepting effects of full frame baffle, it can only be entered inside exhaust fume collecting hood by the air inlet on collection cigarette panel, after And enter in common flue, it is transported to designated position and carries out purified treatment.Full frame baffle dimensions, shape are opposite with collection cigarette panel It answers, comparing existing baffle dimensions will greatly, and the smoke collecting chamber formed to collection cigarette panel is corresponding also larger, and oil smoke enters in smoke collecting chamber Distance Shortened, escape into external probability and further decrease, full frame baffle is good to the blocking effect of oil smoke, correspondinglys increase oil smoke Absorption cleaning effect of the machine to oil smoke.After kitchen ventilator use, control driving device drives full frame baffle to be returned to initial bit It sets, air inlet is blocked again.

That is, full frame baffle in above-mentioned kitchen ventilator and the smoke collecting chamber that collection cigarette panel is formed are larger, while oil smoke enters collection cigarette The Distance Shortened of chamber, oil fume outer-runaway difficulty increase, and full frame baffle improves the blocking effect of oil smoke；And when kitchen ventilator closing, entirely Screen baffle is overall structure, collection cigarette panel is blocked side in the inner completely, air inlet is also accordingly blocked completely, is further reduced The probability of oil fume outer-runaway in exhaust fume collecting hood.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Forward sight structural schematic diagram when Fig. 1 is kitchen ventilator closed state provided by the embodiment of the utility model；

Left view structural representation when Fig. 2 is kitchen ventilator closed state provided by the embodiment of the utility model；

Left view structural representation when Fig. 3 is kitchen ventilator use state provided by the embodiment of the utility model；

The first schematic diagram of internal structure when Fig. 4 is kitchen ventilator use state provided by the embodiment of the utility model；

The second schematic diagram of internal structure when Fig. 5 is kitchen ventilator use state provided by the embodiment of the utility model；

Fig. 6 is the connection structure signal of kitchen ventilator inner driving device provided by the embodiment of the utility model and full frame baffle Figure.

Icon: 1- exhaust fume collecting hood；The full frame baffle of 2-；3- smoke collecting chamber；4- push-rod electric machine；5- first connecting rod；6- shaft； 7- second connecting rod；8- gib block；9- oil collection box；11- collection cigarette panel；111- air inlet；41- shell；42- push rod； 81- clamping groove.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

The present embodiment provides a kind of kitchen ventilators, as Figure 1-Figure 4, including exhaust fume collecting hood 1, the collection cigarette panel 11 of exhaust fume collecting hood 1 It is equipped with air inlet 111, exhaust fume collecting hood 1 is equipped with full frame baffle 2, and full frame baffle 2 blocks side in the inner for cigarette panel 11 is collected completely； Exhaust fume collecting hood 1 is equipped with driving device, and driving device is for driving full frame baffle 2 to rotate relative to collection cigarette panel 11, with collection cigarette panel Downward opening smoke collecting chamber 3 is formed between 11.

The present embodiment also provides a kind of central cooking fume control equipment, including common flue and above-mentioned kitchen ventilator, kitchen ventilator Exhaust pipe is connected to common flue.

Kitchen ventilator provided in this embodiment and central cooking fume control equipment, wherein kitchen ventilator includes for producing on hearth Raw oil smoke carries out the exhaust fume collecting hood 1 for gathering absorption, and the collection cigarette panel 11 of exhaust fume collecting hood 1 is equipped with for entering collection cigarette from outer for oil smoke Cover 1 in air inlet 111, further include can rotate and collect cigarette panel 11 formed certain angle smoke collecting chamber 3 full frame baffle 2 and Driving device for driving full frame baffle 2 to rotate relative to collection cigarette panel 11；Wherein, central cooking fume control equipment includes above-mentioned use In carry out the kitchen ventilator of absorption cleaning to the oil smoke in kitchen and oil smoke for sucking kitchen ventilator be transported to designated position into The common flue of row purified treatment.

When not generating oil smoke in kitchen, when not needing using kitchen ventilator, as depicted in figs. 1 and 2, full frame baffle 2 and collection cigarette The correspondence of collection cigarette panel 11 of cover 1 fits together, and full frame baffle 2 blocks side in the inner, full frame baffle for cigarette panel 11 is collected completely 2 shelter from the air inlet 111 collected on cigarette panel 11 completely, and full frame baffle 2 does not need to cooperate with components such as other panels, just Can not there is no gap logical for oil smoke flow on the outer wall, to reduce exhaust fume collecting hood 1 and common flue independently as the outer wall of kitchen ventilator The occurrence of interior oil smoke is through in the gap recharge to kitchen on outer wall, when reducing kitchen ventilator and closing, oil smoke in kitchen to making At secondary pollution.

When generation oil smoke is needed using kitchen ventilator in kitchen, control driving device drives the opposite collection cigarette face of full frame baffle 2 Plate 11 rotates, and as shown in Figure 3-Figure 5, until full frame baffle 2 forms angle with collection cigarette panel 11, and angle is opening down, That is, full frame baffle 2 is collectively formed opening down with collection cigarette panel 11, at angular smoke collecting chamber 3, the oil smoke on hearth is in kitchen ventilator Suction under move upwards into smoke collecting chamber 3, then under the Intercepting effects of full frame baffle 2, can only pass through collection cigarette face Air inlet 111 on plate 11 enters inside exhaust fume collecting hood 1, is purified subsequently into designated position in common flue, is transported to Processing.Full frame 2 size of baffle, shape are corresponding with collection cigarette panel 11, and comparing existing baffle dimensions will greatly, with collection cigarette panel 11 smoke collecting chambers 3 formed are accordingly also larger, and oil smoke enters the Distance Shortened in smoke collecting chamber 3, escape into external probability into one Step reduces, and full frame baffle 2 is good to the blocking effect of oil smoke, correspondinglys increase kitchen ventilator to the absorption cleaning effect of oil smoke.Kitchen ventilator After use, control driving device drives full frame baffle to be returned to initial position, is blocked i.e. to air inlet 111 again It can.

That is, full frame baffle 2 in above-mentioned kitchen ventilator and the smoke collecting chamber 3 that collection cigarette panel 11 is formed are larger, while oil smoke enters The Distance Shortened of smoke collecting chamber 3, oil fume outer-runaway difficulty increase, and full frame baffle 2 improves the blocking effect of oil smoke；And kitchen ventilator is closed When, full frame baffle 2 is overall structure, collection cigarette panel 11 is blocked side in the inner completely, air inlet 111 is also accordingly hidden completely Gear, further reduces the probability of oil fume outer-runaway in exhaust fume collecting hood 1.

Specifically, opposite collection cigarette panel 11 turns an angle full frame baffle 2 under the drive of the drive, with collection cigarette face When plate 11 forms angular smoke collecting chamber 3, escaped to reduce oil smoke from full frame baffle 2 and collection cigarette panel 11 top junction Amount, the top of full frame baffle 2 or inner wall can closely be abutted with the top of collection cigarette panel 11, reduce the gap of junction.

Specifically, as shown in Figure 4-Figure 6, driving device may include push-rod electric machine 4 and first connecting rod in the present embodiment 5, the shell 41 of push-rod electric machine 4 is articulated on exhaust fume collecting hood 1, and the end of 4 push rod 42 of push-rod electric machine and one end of first connecting rod 5 are cut with scissors It connects, the other end of first connecting rod 5 is articulated on full frame baffle 2, and the body of rod of first connecting rod 5 is articulated in exhaust fume collecting hood 1 by shaft 6 On.It here is a kind of concrete form of driving device, the push rod 42 of push-rod electric machine 4,6 shape of first connecting rod 5, full frame baffle and shaft At link mechanism, specifically, as shown in Figure 5 and Figure 6, when kitchen ventilator closed state, full frame baffle is bonded with collection cigarette panel 11, The protruding certain length of push rod 42 of push-rod electric machine 4；When needing using kitchen ventilator, the push rod 42 of control push-rod electric machine 4 is retracted In its shell 41, first connecting rod 5 around the shaft 6 axis rotation, and drive opposite collection cigarette panel 11 rotation of full frame baffle, this process By connecting or being manually operated, the inner wall for controlling full frame baffle contacts always with the top of collection cigarette panel 11, then full frame baffle exists Under the drive of first connecting rod 5, angular turn occurs for opposite collection cigarette panel 11 on one side, constantly moves upwards on one side, full frame baffle with When collection cigarette panel 11 reaches certain angle, 42 extension elongation of push rod of control push-rod electric machine 4 is fixed.

After the completion of kitchen ventilator use, the push rod 42 of control push-rod electric machine 4 stretches out again, and full frame baffle one side is opposite to be collected Cigarette panel 11 rotates, and moves downward on one side, until being returned to initial position, hides to the air inlet 111 on collection cigarette panel 11 Gear.Driving device is set as the structure and also moves upwards a spacing when full frame baffle 2 forms certain angle with collection cigarette panel 11 From full frame baffle 2 blocking to the sight of operator, improves the comfort of kitchen ventilator when can effectively reduce culinary art.

Specifically, can be set when full frame baffle 2 turns to vertical state is its maximum rotation angle.There is also the need to say It is bright, the shell 41 of push-rod electric machine 4 is articulated on exhaust fume collecting hood 1, push rod 42 and first connecting rod 5 are hinged, first connecting rod 5 with it is full frame Baffle 2 is hinged, the angle, the first company when realizing link mechanism operation, between the push rod 42 and first connecting rod 5 of push-rod electric machine 4 The continuous variation of angle between bar 5 and full frame baffle.

In the present embodiment, as shown in figure 4, driving device can also include second connecting rod 7, shaft 6 is articulated in exhaust fume collecting hood 1 On, and along the length direction setting of collection cigarette panel 11, first connecting rod 5 is fixed in shaft 6, and one end of second connecting rod 7 is fixed in In shaft 6, the other end is articulated on full frame baffle 2, and first connecting rod 5 and second connecting rod 7 are located at full frame 2 length side of baffle Upwards close to the position of two ends.When driving device drives the rotation of full frame baffle 2, first connecting rod 5 and shaft 6 are affixed, push rod The push rod 42 of motor 4 is flexible, drives the rotation of the axis of first connecting rod 5 and 6 synchronous rotation axis 6 of shaft, and full frame baffle is driven to turn It is dynamic；Second connecting rod 7 is fixed in shaft 6, and the synchronous rotation of first connecting rod 5 is driven when 6 rotation of shaft, and second connecting rod 7 is corresponding Also it exerts a force to full frame baffle, drives full frame flapper, that is, first connecting rod 5 and the mutually auxiliary of second connecting rod 7 are to full frame baffle Its rotation of end positions force driving, enhances stability and accuracy that full frame baffle 2 rotates, reduces full frame 2 stress of baffle Lead to the generation of rotation direction drift condition partially.

In the present embodiment, the inner wall of full frame baffle 2 can slide the top position for being connected in collection cigarette panel 11.It here is complete A kind of concrete form that screen baffle 2 is connect with the top position for collecting cigarette panel 11, to realize the opposite collection cigarette panel 11 of full frame baffle While angular turn, the opposite cigarette panel 11 that collects moves upwards process, full frame 2 inner wall of baffle always with 11 top of collection cigarette panel Connection.

Specifically, the inner wall of full frame baffle 2 is equipped with clamping groove 81, collection cigarette panel 11 is equipped with shackle member, and shackle member is sliding It is dynamic to be connected in clamping groove 81.It here is a kind of concrete form that full frame baffle 2 realizes sliding clamping with collection cigarette panel 11, here " sliding clamping " refer to that shackle member is connected in clamping groove 81, and can be slided along the length direction of clamping groove 81.Full frame gear In plate rotation process, the shackle member collected on cigarette panel 11 limits the distance between clamping groove 81 and shackle member, is realizing full frame gear On the basis of plate moves up and down, it is ensured that the top of collection cigarette panel 11 links together with full frame baffle always；In addition, clamping groove 81 and shackle member cooperation can also to the motion profile of full frame baffle 2 carry out position restriction, reduce full frame baffle 2 movement when Positional shift and cause with collection 11 fitness of cigarette panel it is lower the occurrence of.

In the present embodiment, shackle member may include idler wheel, and idler wheel rolling is connected in clamping groove 81.Idler wheel is connected in card In access slot 81, when idler wheel is moved with respect to clamping groove 81, idler wheel is also rotated, and is slided to reduce shackle member with respect to clamping groove 81 When sliding friction, improve shackle member with respect to the smooth degree that clamping groove 81 is slided, generation is got stuck feelings when reducing full frame flapper The generation of condition.

In the present embodiment, as shown in figure 4, gib block 8 can also be equipped on full frame baffle 2, clamping groove 81 is along gib block 8 Length direction setting, the section of clamping groove 81 is convex, and the notch of clamping groove 81 is set on osculum slot, shackle member sliding card It is connected in the big mouth slot of clamping groove 81.It here is a kind of specific structure of clamping groove 81 and shackle member sliding clamping, in full frame gear Gib block 8 is set on plate 2, clamping groove 81 is set on gib block 8, it is possible to reduce directly opens up clamping groove on full frame baffle 2 It is damaged caused by 81 pairs of full frame baffles 2.

In the present embodiment, as shown in figure 4, clamping groove 81 can be two, two clamping grooves 81 are located at full frame baffle Close to the position of two ends on length direction, shackle member is accordingly also two.The driving that full frame baffle is driven device occurs When movement, two groups of clamping grooves 81 and shackle member are attached full frame baffle and position restriction in different location, further increase The relative positional accuracy of firmness of the connection and movement between full frame baffle and collection cigarette panel 11.

In the present embodiment, as shown in Fig. 2, Fig. 3 and Fig. 5, it can also be equipped with filter element on collection cigarette panel 11, collect cigarette The bottom of panel 11 is detachable along its length to be installed with oil collection box 9.When kitchen ventilator is run, oil smoke first passes around filter house The primary filtration of part could enter in exhaust fume collecting hood 1 through air inlet 111, and the bulky grain oil smoke in oil smoke is intercepted by filtering in filter house On part, to reduce oil smoke to the oil pollution in exhaust fume collecting hood 1 or damage the pollution of the components such as driving device；On filter element Greasy dirt flows under the influence of gravity into the oil collection box 9 of collection 11 bottom of cigarette panel, and oil collection box 9 is periodically disassembled progress by user Cleaning.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It can still modify to technical solution documented by previous embodiment, or to some or all of the technical features It is equivalently replaced；And these are modified or replaceed, the utility model embodiment that it does not separate the essence of the corresponding technical solution The range of technical solution.

Claims (10)

1. a kind of kitchen ventilator, which is characterized in that including exhaust fume collecting hood (1), the collection cigarette panel (11) of exhaust fume collecting hood (1) is equipped with air inlet (111), the exhaust fume collecting hood (1) is equipped with full frame baffle (2), and the full frame baffle (2) hides the collection cigarette panel (11) completely It is blocked in its inside；The exhaust fume collecting hood (1) is equipped with driving device, and the driving device is for driving full frame baffle (2) phase The collection cigarette panel (11) is rotated, forms downward opening smoke collecting chamber (3) between the collection cigarette panel (11).

2. kitchen ventilator according to claim 1, which is characterized in that the driving device includes push-rod electric machine (4) and first The shell (41) of connecting rod (5), the push-rod electric machine (4) is articulated on the exhaust fume collecting hood (1), push-rod electric machine (4) push rod (42) one end of end and the first connecting rod (5) is hinged, and the other end of the first connecting rod (5) is articulated with the full frame gear On plate (2), the body of rod of the first connecting rod (5) is articulated on the exhaust fume collecting hood (1) by shaft (6).

3. kitchen ventilator according to claim 2, which is characterized in that the driving device further includes second connecting rod (7), described Shaft (6) is articulated on the exhaust fume collecting hood (1), and along the length direction setting of collection cigarette panel (11), the first connecting rod (5) it is fixed on the shaft (6), one end of the second connecting rod (7) is fixed on the shaft (6), and the other end is articulated with On the full frame baffle (2), the first connecting rod (5) and the second connecting rod (7) are located at full frame baffle (2) length Close to the position of two ends on direction.

4. kitchen ventilator according to claim 2 or 3, which is characterized in that the inner wall sliding of the full frame baffle (2) is connected in The top position of collection cigarette panel (11).

5. kitchen ventilator according to claim 4, which is characterized in that the inner wall of the full frame baffle (2) is equipped with clamping groove (81), the collection cigarette panel (11) is equipped with shackle member, and the shackle member sliding is connected in the clamping groove (81).

6. kitchen ventilator according to claim 5, which is characterized in that the shackle member includes idler wheel, and the idler wheel rolls card It is connected in the clamping groove (81).

7. kitchen ventilator according to claim 5, which is characterized in that the full frame baffle (2) is equipped with gib block (8), institute The length direction that clamping groove (81) is stated along the gib block (8) is arranged, and the section of the clamping groove (81) is convex, and the card The notch of access slot (81) is set on osculum slot, and the shackle member sliding is connected in the big mouth slot of the clamping groove (81).

8. kitchen ventilator according to claim 5, which is characterized in that the clamping groove (81) is two, two clampings Slot (81) is located at the position on full frame baffle (2) length direction close to two ends, and the shackle member is accordingly also Two.

9. kitchen ventilator according to claim 8, which is characterized in that the collection cigarette panel (11) is equipped with filter element, institute The bottom for stating collection cigarette panel (11) detachable is along its length installed with oil collection box (9).

10. a kind of center cooking fume control equipment, which is characterized in that including described in any one of common flue and claim 1-9 Kitchen ventilator, the exhaust pipe of the kitchen ventilator is connected to the common flue.