CN204240443U - A kind of range hood being elevated adjusting air inlet face - Google Patents
A kind of range hood being elevated adjusting air inlet face Download PDFInfo
- Publication number
- CN204240443U CN204240443U CN201420503793.4U CN201420503793U CN204240443U CN 204240443 U CN204240443 U CN 204240443U CN 201420503793 U CN201420503793 U CN 201420503793U CN 204240443 U CN204240443 U CN 204240443U
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- main frame
- air inlet
- elevated
- wind cabinet
- slide rail
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Abstract
The utility model discloses a kind of range hood being elevated adjusting air inlet face, wind cabinet and the exhaust fume collecting hood be placed in bottom wind cabinet, wind cabinet comprises framework and is built in also can along the main frame of framework lifting in framework, frame roof is provided with main frame lowering or hoisting gear, at least one auxiliary air inlet mouth is provided with in main frame side, the utility model arranges liftable main frame in wind cabinet, can the air intake surface of flexible modulation lampblack absorber and the distance of cooking range furnace end, greatly improve fume-exhausting efficiency, and auxiliary air inlet mouth is set up in main frame side, the corresponding inlet scoop area adding lampblack absorber, make clean absorption rate higher.
Description
Technical field
The utility model relates to range hood field, refers more particularly to the range hood in the lifting adjusting air inlet face that a kind of structure is simple, fume-exhausting efficiency is high and energy-conservation.
Background technology
Following structure is mainly adopted: the conical screen that installation one is fixing in the middle of the smoke collecting chamber of cigarette machine at the tower European type cooker hood of prior art, such situation is there is in the cigarette machine of this structure when working, when the burner work of kitchen range below, the air inlet that the oil smoke of generation is middle relative to exhaust fume collecting hood is distant, can not be quick, effectively the oil smoke of generation is carried out suction, simultaneously, because kitchen range and air inlet are relatively far away, range hood is when fume exhaust, a large amount of ambient air can be mixed into, cause fume-exhausting inefficiency, for head it off, Authorization Notice No. is CN203323204U, name is called that a kind of smoke collecting chamber can the Chinese utility model patent of range hood of hand-operated lifting, disclosing a kind of smoke collecting chamber can the range hood of hand-operated lifting, it comprises casing, smoke exhaust pipe, air outlet seat, air channel, wind wheel, motor etc., innovative point is on smoke collecting chamber rear wall, install intermeshing two gears and an electromagnetic switch, and on rear wall, vertically fix two parallel tooth bars, the distance on inlet scoop and kitchen range surface can be regulated according to oil smoke size, the fume-exhausting ability of lampblack absorber is increased, but because whole exhaust fume collecting hood is heavier, lifting structure is complicated, installation is inconvenient and exhaust fume collecting hood corner is easy and user's head is collided, thus cannot be widely used.
Utility model content
The inlet scoop that the utility model mainly solves existing common range hood is fixedly caused fume-exhausting inefficiency and is elevated the technical problem of smoke collection hood type fume exhauster complex structure, installation inconvenience; Provide the range hood in the lifting adjusting air inlet face that a kind of structure is simple, fume-exhausting efficiency is high and energy-conservation.
In order to solve the technical problem of above-mentioned existence, the utility model mainly adopts following technical proposals:
A kind of range hood being elevated adjusting air inlet face of the present utility model, comprise wind cabinet and be placed in the exhaust fume collecting hood bottom wind cabinet, the open top of described wind cabinet is also connected with external connection row air channel, wind cabinet comprises framework, being built in also can along the main frame of framework lifting and the shell covering in framework outward in framework, described frame roof is provided with the lowering or hoisting gear driving main frame lifting, opening is provided with bottom described wind cabinet, described main frame declines through opening and stretches out exhaust fume collecting hood, in wind cabinet, liftable main frame is set, can the air intake surface of flexible modulation lampblack absorber and the distance of cooking range furnace end, drastically increase fume-exhausting efficiency, telescopic main machine structure makes range hood integral compact conformation, convenient to use.
As preferably, described main frame comprises body and is placed in intrinsic turbofan, described body all round closure, body bottom portion opening is also provided with taper guard, lubricating cup is provided with bottom described taper guard, bodies top opening is also circumscribed with movable wind duct, the exhaust outlet of described turbofan upward and communicate with open top, the top of movable wind duct is connected with the open top of wind cabinet and communicates with described external connection row air channel, oil smoke enters in main frame by taper guard, is sucked and drained in external connection row air channel by movable wind duct by turbofan.
As preferably, the sidewall of described wind cabinet bottom opening is provided with the rubber ring matched with bottom opening, the interior edge of described rubber ring is dimensioned slightly smaller than described main frame outside dimensions and elastic fit main frame side, main frame declines when using still can ensure that the gap between main frame sidewall and exhaust fume collecting hood opening is closed by rubber ring, prevents oil smoke leakage from entering in wind cabinet and pollutes and reduce smoke absorption effect.
As preferably, the cross section of described main frame is square or rectangular and matches with described wind cabinet bottom opening, surrounding edge is provided with bottom main frame, described surrounding edge is equipped with rubber seal, during main frame retraction, surrounding edge is fitted by rubber seal and described exhaust fume collecting hood, and when main frame bounces back, the gap being sealed main frame and exhaust fume collecting hood opening by sealing ring reaches secondary seal, improve fume-exhausting efficiency, main frame cross section also can be circular or regular polygon.
As preferably, the side of described body is provided with at least one auxiliary air inlet mouth, described auxiliary air inlet mouth is provided with filter screen, add the air draught area of lampblack absorber, make fume-exhausting efficiency higher, reach energy-conservation effect, filter screen can stop that the oil droplet in cohesion cooking fume is made oil droplet bottom twine landing to auxiliary air inlet mouth and flowed in lubricating cup by taper guard, and collecting by filtration is effective.
As preferably, described auxiliary air inlet mouth is two, is symmetricly set in the left and right sides of described body, the oil smoke accumulating in exhaust fume collecting hood top is discharged and exhaust fume collecting hood of can not overflowing by auxiliary air inlet mouth, improves the clean absorption rate of oil smoke.
As preferably, described auxiliary air inlet mouth is inner concavity and is provided with the sideboard that can hide whole auxiliary air inlet mouth, the sideboard be embedded in inner concavity air inlet can not block when main frame is elevated, and the situation that can use according to kitchen range decides the use of corresponding auxiliary air inlet, when left side burner uses, then can close the sideboard of right side auxiliary air inlet mouth and only open left side auxiliary air inlet mouth sideboard, make the blast suction of left side and bottom air inlet larger, improve the air draught efficiency of left side burner, when the right burner uses, then can close the sideboard of left side auxiliary air inlet mouth and only open right side auxiliary air inlet mouth sideboard, make the blast suction of right side and bottom air inlet larger, improve the air draught efficiency of right side burner.
As preferably, described lowering or hoisting gear is by Dual-output shaft motor, line is taken turns, drag-line, slide rail forms, described Dual-output shaft motor is fixedly arranged on wind cabinet top, the column that slide rail is fixedly arranged on wind cabinet is formed the liftway of described main frame, the side of main frame is posted by slide rail and moves up and down along slide rail, on the two ends output shaft that described line wheel is fixedly arranged on Dual-output shaft motor respectively and with output shaft rotation, described drag-line one end is wound on corresponding line wheel, the other end is fixedly arranged on the top of main frame, motor drags main frame by drag-line and is elevated along slide rail, drive drag-line by the rotation of motor and the gravitational equilibrium of main frame itself and and then drag main frame and rise or decline, main frame can be made to decline and shorten the distance of air intake surface and kitchen range when oil smoke is larger, increase air draught ability and air draught area improve fume-exhausting efficiency, when oil smoke is less, main frame can bounce back, common fixed range air intake surface is only adopted to get final product complete fume exhaust.
As preferably, described lowering or hoisting gear is by motor, cylinder, directive wheel, drag-line and slide rail composition, described motor is fixedly arranged on wind cabinet top, the column that slide rail is fixedly arranged on wind cabinet is formed the liftway of described main frame, the side of main frame is posted by slide rail and moves up and down along slide rail, described drum sleeve is located on the output shaft of motor, directive wheel is divided into cylinder both sides, described drag-line one end is wound on cylinder by corresponding directive wheel, the other end is fixedly arranged on the top of main frame, motor drags main frame by both sides drag-line and is elevated along slide rail, adopt single rice delivery output shaft electric machine and in conjunction with the setting of directive wheel, make both sides drag-line homodromous movement and drag main frame lifting.
As preferably, described lowering or hoisting gear also comprises the limit switch for limiting position of host machine, accurately can control and locate the position of air inlet.
The beneficial effects of the utility model are: in wind cabinet, arrange liftable main frame, can the air intake surface of flexible modulation lampblack absorber and the distance of cooking range furnace end, drastically increase fume-exhausting efficiency, telescopic main machine structure makes range hood integral compact conformation, and auxiliary air inlet mouth is set up in main frame side, the corresponding inlet scoop area adding lampblack absorber, make fume-exhausting efficiency higher, sideboard on closable auxiliary air inlet mouth, then can selectively use auxiliary air inlet mouth for the service condition of burner, specific aim is stronger, simultaneously, the elevating mechanism of main frame adopts the balance of electric machine rotation and the weight of main frame own to regulate lifting position, it is more accurate and convenient to control.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model
Fig. 2 is a kind of cross-sectional schematic of Fig. 1 structure
Fig. 3 is the lowering or hoisting gear schematic diagram of Fig. 1 structure.
Fig. 4 is another kind of lowering or hoisting gear schematic diagram of the present utility model.
1. wind cabinets in figure, 11. frameworks, 12. shells, 2. exhaust fume collecting hood, 3. main frame, 31. bodies, 32. surrounding edges, 33. rubber seal, 34. auxiliary air inlet mouths, 35. filter screens, 4. lowering or hoisting gear, 41. motors, 42. cylinders, 43. directive wheels, 44. drag-lines, 45. slide rails, 46. Dual-output shaft motors, 47. line wheels, 5. turbofan, 6. taper guard, 7. lubricating cup, 8. movable wind duct.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: a kind of range hood being elevated adjusting air inlet face of the present embodiment 1, the exhaust fume collecting hood 2 comprising wind cabinet 1 and be placed in bottom wind cabinet, the open top of wind cabinet is also connected with external connection row air channel, wind cabinet comprises framework 11, being built in also can along the main frame 3 of framework lifting and the shell 12 covering in framework outward in framework, frame roof is designed with the lowering or hoisting gear 4 driving main frame lifting, wind cabinet bottom design has opening, main frame can decline through opening and stretch out exhaust fume collecting hood, main frame comprises cross section to be foursquare body 31 and to be placed in intrinsic turbofan 5, body all round closure, the bottom opening of body is also provided with taper guard 6, lubricating cup 7 is installed bottom taper guard, bodies top opening is also circumscribed with movable wind duct 8, the exhaust outlet of turbofan upward and communicate with open top, the top of movable wind duct is connected with the open top of wind cabinet and communicates with external connection row air channel, check-valves also can be set on the top of movable wind duct and prevent reverse flowing of air flows, , the sidewall of wind cabinet bottom opening is provided with the rubber ring matched with opening, the interior edge of rubber ring is dimensioned slightly smaller than main frame outside dimensions and elastic fit main frame side, improve sealing when main frame is elevated and between exhaust fume collecting hood opening, surrounding edge 32 is had in main frame bottom design, surrounding edge is equipped with rubber seal 33, during main frame retraction, surrounding edge fit by rubber seal and exhaust fume collecting hood, when guarantee main frame bounces back and the secondary seal of exhaust fume collecting hood, the auxiliary air inlet mouth 34 being symmetricly set in the body left and right sides is designed with in main frame side, auxiliary air inlet mouth is provided with filter screen 35 and sideboard, auxiliary air inlet mouth is inner concavity, and hollow depth is greater than the thickness of sideboard, and sideboard can hide whole auxiliary air inlet mouth, lowering or hoisting gear is made up of motor 41, cylinder 42, directive wheel 43, drag-line 44, slide rail 45 and limit switch, motor is fixedly arranged on wind cabinet top, the column that slide rail is fixedly arranged on wind cabinet is formed the liftway of main frame, the side of main frame is posted by slide rail and moves up and down along slide rail, drum sleeve is located on the output shaft of motor, directive wheel divides and is located at cylinder both sides and is elevated in the same way for guiding the drag-line of both sides, one end of drag-line is wound on cylinder by corresponding directive wheel, the other end is fixed on the top of main frame, and motor drags main frame by both sides drag-line and is elevated along slide rail.
During use, as oil smoke is little, then can by common range hood pattern, main frame is retracted in wind cabinet, oil smoke is sucked in main frame by the taper guard on the main frame bottom opening in the middle part of exhaust fume collecting hood by turbofan, and enter in external connection row air channel by the movable wind duct on host main body top, then trickled in lubricating cup along guard surface by the oil droplet that taper guard is stopped.
When oil smoke is larger, the air draught ability of lampblack absorber is inadequate, then lowering or hoisting gear can be opened, driven by motor cylinder rotates, drag-line is relaxed, under the effect of the gravity of main frame own, main frame glides along slide rail and stretches out exhaust fume collecting hood, arrival needs can close down motor during position, particular location is determined by user and controls, now, due to main frame bottom air inlet face from cooking range furnace end more close to, the fume-exhausting ability of lampblack absorber is improved, add the setting of auxiliary air inlet mouth, the oil smoke collecting in exhaust fume collecting hood top is discharged by auxiliary air inlet mouth, oil smoke clean absorption rate is made to obtain effective raising, as then forced to make motor quit work by limit switch action when main frame declines and goes beyond the limit of position, improve the security of operation.
During as only used one-sided burner, then the auxiliary air inlet mouth sideboard of opposite side of can leaving behind, corresponding closedown air inlet, promotes and uses the auxiliary air inlet mouth of side and the suction air volume of bottom air inlet mouth, make the Ex-all rate of lampblack absorber higher.
Embodiment 2: a kind of range hood being elevated adjusting air inlet face of the present embodiment 2, comprise wind cabinet and be placed in the exhaust fume collecting hood bottom wind cabinet, wind cabinet comprises framework, being built in also can along the main frame of framework lifting and the shell covering in framework outward in framework, frame roof is designed with the lowering or hoisting gear driving main frame lifting, lowering or hoisting gear is by Dual-output shaft motor 46, line wheel 47, drag-line, slide rail and limit switch composition, Dual-output shaft motor is fixed on the top of wind cabinet, four corner posts that slide rail is arranged on wind cabinet form the liftway of main frame, main frame side is posted by slide rail and can moves up and down along slide rail, on the two ends output shaft that line wheel is arranged on Dual-output shaft motor respectively and with output shaft rotation, drag-line one end is wound on corresponding line wheel, the other end is fixed on the top of main frame, Dual-output shaft motor drags main frame by drag-line and is elevated along slide rail, the other parts of the present embodiment 2 all with the appropriate section of embodiment 1 roughly the same, repeat no more herein.
In description of the present utility model, technical term " on ", D score, " front ", " afterwards ", " left side ", " right side ", " interior ", " outward " etc. represent that direction or position relationship are based on direction shown in the drawings or position relationship, be only for convenience of description with understand the technical solution of the utility model, more than illustrate and not restriction has been done to the utility model, the utility model is also not limited only to the citing of above-mentioned explanation, the change that those skilled in the art make in essential scope of the present utility model, remodeling, increase or replace, all should be considered as protection domain of the present utility model.
Claims (10)
1. one kind is elevated the range hood in adjusting air inlet face, it is characterized in that: comprise wind cabinet (1) and be placed in the exhaust fume collecting hood (2) bottom wind cabinet, the open top of described wind cabinet is also connected with external connection row air channel, wind cabinet comprises framework (11), is built in framework and the main frame (3) that can be elevated along framework and the shell (12) covering in framework outward, described frame roof is provided with the lowering or hoisting gear (4) driving main frame lifting, be provided with opening bottom described wind cabinet, described main frame declines through opening and stretches out exhaust fume collecting hood.
2. a kind of range hood being elevated adjusting air inlet face according to claim 1, it is characterized in that: described main frame (3) comprises body (31) and is placed in intrinsic turbofan (5), described body all round closure, body bottom portion opening is also provided with taper guard (6), lubricating cup (7) is provided with bottom described taper guard, bodies top opening is also circumscribed with movable wind duct (8), upward and communicate with open top, the top of movable wind duct is connected with wind cabinet (1) open top and communicates with described external connection row air channel the exhaust outlet of described turbofan.
3. a kind of range hood being elevated adjusting air inlet face according to claim 2, it is characterized in that: the sidewall of described wind cabinet (1) bottom opening is provided with the rubber ring matched with bottom opening, the interior edge of described rubber ring be dimensioned slightly smaller than described main frame (3) outside dimensions and elastic fit in main frame side.
4. a kind of range hood being elevated adjusting air inlet face according to Claims 2 or 3, it is characterized in that: the cross section of described main frame (3) is square or rectangular and matches with described wind cabinet (1) bottom opening, surrounding edge (32) is provided with bottom main frame, described surrounding edge is equipped with rubber seal (33), during main frame retraction, surrounding edge is fitted by rubber seal and described exhaust fume collecting hood.
5. a kind of range hood being elevated adjusting air inlet face according to claim 4, is characterized in that: the side of described body (31) is provided with at least one auxiliary air inlet mouth (34), and described auxiliary air inlet mouth is provided with filter screen (35).
6. a kind of range hood being elevated adjusting air inlet face according to claim 5, is characterized in that: described auxiliary air inlet mouth (34) is two, is symmetricly set in the left and right sides of described body (31).
7. a kind of range hood being elevated adjusting air inlet face according to claim 5 or 6, is characterized in that: described auxiliary air inlet mouth (34) is in inner concavity and be provided with the sideboard that can hide whole auxiliary air inlet mouth.
8. a kind of range hood being elevated adjusting air inlet face according to claim 1, it is characterized in that: described lowering or hoisting gear (4) is by motor (41), cylinder (42), directive wheel (43), drag-line (44) and slide rail (45) composition, described motor is fixedly arranged on wind cabinet (1) top, the column that slide rail is fixedly arranged on wind cabinet is formed the liftway of described main frame (3), the side of main frame is posted by slide rail and moves up and down along slide rail, described drum sleeve is located on the output shaft of motor, directive wheel is divided into cylinder both sides, described drag-line one end is wound on cylinder by corresponding directive wheel, the other end is fixedly arranged on the top of main frame, motor drags main frame by both sides drag-line and is elevated along slide rail.
9. a kind of range hood being elevated adjusting air inlet face according to claim 1, it is characterized in that: described lowering or hoisting gear (4) is by Dual-output shaft motor (46), line wheel (47), drag-line (44), slide rail (45) forms, described Dual-output shaft motor is fixedly arranged on wind cabinet (1) top, the column that slide rail is fixedly arranged on wind cabinet is formed the liftway of described main frame (3), the side of main frame is posted by slide rail and moves up and down along slide rail, on the two ends output shaft that described line wheel is fixedly arranged on Dual-output shaft motor respectively and with output shaft rotation, described drag-line one end is wound on corresponding line wheel, the other end is fixedly arranged on the top of main frame, motor drags main frame by drag-line and is elevated along slide rail.
10. a kind of range hood being elevated adjusting air inlet face according to claim 8 or claim 9, is characterized in that: described lowering or hoisting gear (4) also comprises the limit switch for limiting main frame (3) position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420503793.4U CN204240443U (en) | 2014-09-03 | 2014-09-03 | A kind of range hood being elevated adjusting air inlet face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420503793.4U CN204240443U (en) | 2014-09-03 | 2014-09-03 | A kind of range hood being elevated adjusting air inlet face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204240443U true CN204240443U (en) | 2015-04-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420503793.4U Withdrawn - After Issue CN204240443U (en) | 2014-09-03 | 2014-09-03 | A kind of range hood being elevated adjusting air inlet face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204240443U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296210A (en) * | 2014-09-03 | 2015-01-21 | 杭州老板电器股份有限公司 | Range hood with elevation adjustable air inlet surface |
| CN106123071A (en) * | 2016-08-12 | 2016-11-16 | 珠海格力电器股份有限公司 | Smoke exhaust ventilator |
| US11466866B2 (en) | 2019-10-28 | 2022-10-11 | Lg Electronics Inc. | Kitchen hood with front facing vent |
-
2014
- 2014-09-03 CN CN201420503793.4U patent/CN204240443U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296210A (en) * | 2014-09-03 | 2015-01-21 | 杭州老板电器股份有限公司 | Range hood with elevation adjustable air inlet surface |
| CN104296210B (en) * | 2014-09-03 | 2017-05-10 | 杭州老板电器股份有限公司 | Range hood with elevation adjustable air inlet surface |
| CN106123071A (en) * | 2016-08-12 | 2016-11-16 | 珠海格力电器股份有限公司 | Smoke exhaust ventilator |
| US11466866B2 (en) | 2019-10-28 | 2022-10-11 | Lg Electronics Inc. | Kitchen hood with front facing vent |
| US11473783B2 (en) | 2019-10-28 | 2022-10-18 | Lg Electronics Inc. | Kitchen hood with height adjustment |
| US11573010B2 (en) | 2019-10-28 | 2023-02-07 | Lg Electronics Inc. | Self-cleaning kitchen hood |
| US11629861B2 (en) * | 2019-10-28 | 2023-04-18 | Lg Electronics Inc. | Kitchen hood with slim profile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150401 Effective date of abandoning: 20170510 |
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| AV01 | Patent right actively abandoned |