CN109990346A - A kind of range hood - Google Patents
A kind of range hood Download PDFInfo
- Publication number
- CN109990346A CN109990346A CN201711490397.7A CN201711490397A CN109990346A CN 109990346 A CN109990346 A CN 109990346A CN 201711490397 A CN201711490397 A CN 201711490397A CN 109990346 A CN109990346 A CN 109990346A
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- China
- Prior art keywords
- connecting pin
- lock
- pin
- pilot hole
- fume collecting
- Prior art date
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- 239000000779 smoke Substances 0.000 claims abstract description 65
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 239000003517 fume Substances 0.000 claims abstract description 47
- 230000005540 biological transmission Effects 0.000 claims description 50
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 25
- 244000309464 bull Species 0.000 description 19
- 239000007789 gas Substances 0.000 description 10
- 230000004308 accommodation Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 4
- 235000019504 cigarettes Nutrition 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011796 hollow space material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2071—Removing cooking fumes mounting of cooking hood
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Clamps And Clips (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention relates to a kind of range hoods, including exhaust fume collecting hood, characterized by further comprising the smoke deflectors having set on the lower section of the exhaust fume collecting hood, the left and right sides of smoke deflector is equipped with connecting pin, and the locking device for being used to lock the connecting pin on the exhaust fume collecting hood is set, and triggers the opposite of the connecting pin under the movement that connecting pin protrudes into the exhaust fume collecting hood and lock or unlock；Compared with prior art, the advantage of the invention is that being provided with locking mechanism in exhaust fume collecting hood, it is protruded under the movement in exhaust fume collecting hood using the connecting pin of smoke deflector and triggers locking or unlocking relatively for connecting pin, it is pushed up with realizing, it locks, the function of clicking unlock again, the shortcomings that needs more energetically when can avoid the button time of existing smoke deflector, unbuttoning.
Description
Technical field
The present invention relates to a kind of range hoods, have smoke deflector below the air inlet of exhaust fume collecting hood more particularly, to a kind of
Range hood.
Background technique
Currently, the dismounting mode of common range hood smoke deflector has magnet steel actuation, plastics collision bead and metal latch in the market
The mode of button.Back of the hook due to being located at smoke deflector according to the mode that magnet steel is fixed, when installing smoke deflector, on smoke deflector
Face, whether installation personnel can only be linked up with from the side of smoke deflector correctly mounts, and it is very inconvenient to operate.Such as Patent No. ZL
" a kind of side suction disclosed in the Chinese utility model patent of 201320163467.9 (Authorization Notice No. is 203231370 U of CN)
Formula kitchen ventilator smoke deflector structure ", which includes exhaust fume collecting hood and smoke deflector, and the top of exhaust fume collecting hood is equipped with upper bracket, under
Portion is equipped with undersetting, and smoke deflector upper end and upper bracket are rotatablely connected, and lower end is that magnetic is connect with undersetting.This smoke deflector structure
It is connected by the way of magnetic, on the one hand, after long-time use, magnetic force can gradually weaken to the cross generated lower than smoke deflector gravity
Xiang Li falls off so as to cause smoke deflector, on the other hand, the fixed higher cost of magnetic, and and inconvenience is installed.According to plastics collision bead
Or the mounting means of metal lock catch, after smoke deflector carries out being dismounted for multiple times, the aperture of locking hole would generally become larger, so as to cause cigarette is led
Plate is easy to fall off from smoke deflector hanger.In addition, the disassembly and assembly structure of other existing smoke deflectors in the prevalence of components specification compared with
More, structure is relatively complicated, the relatively large defect of installation space.It is tied in conclusion needing to dismount existing smoke deflector
Structure is further improved.
In addition, existing various smoke deflector lockings are substantially all by two different movements with unlock and complete, and unlock
Dynamics needed for acting is greater, and which in turns increases the difficulty that ordinary user dismounts smoke deflector.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of for above-mentioned state of the art to be moved with single
Work can complete the range hood of smoke deflector locked or unlocked.
The technical scheme of the invention to solve the technical problem is: the range hood, comprising:
Exhaust fume collecting hood, with air inlet；
Smoke deflector is used to cover the air inlet set on the lower section of the exhaust fume collecting hood, and at least in range hood work
There are gaps between air inlet when making to allow oil smoke to enter the air inlet by the gap；The left and right sides of smoke deflector
Equipped with connecting pin；
Characterized by further comprising have:
Locking device is arranged on the exhaust fume collecting hood, for locking the connecting pin；
And the connecting pin can be triggered directly or indirectly towards under the movement that the exhaust fume collecting hood direction moves
The locking device locks or unlocks state to switch the opposite of the connecting pin.
In order to facilitate the installation of with locking smoke deflector, the smoke deflector is rotatably connected to the collection cigarette with side thereafter
The rear positions of cover enable the front side position of the smoke deflector to spin upside down relative to the exhaust fume collecting hood, and the connecting pin is set
Set the left and right sides at the position on front side of the smoke deflector.
Further, the locking device includes:
Lock, the vertical pilot hole with laterally steering slot and with laterally steering slot perforation, the vertical guiding
The insertion of connecting pin described in Kong Kerong and wherein Relative sliding；
Sliding part is slidably disposed on the laterally steering slot, and the relatively described vertical pilot hole it is sideways, outwardly extending or
It inside contracts；
Transmission mechanism is arranged in the lock, in the case where being inserted into the connecting pin triggering of the vertical pilot hole, can drive institute
Sliding part is stated to slide in the laterally steering slot；Keep the relatively described vertical pilot hole of the sliding part sideways, outwardly extending or interior
Contracting, to realize that the opposite of the connecting pin locks or unlocks.
In order to realize transmission, there are many such as gear drive, soft axle transmission, hydraulic drive and gas for the kind of drive of selection
The mode of transmission, the upward power when connecting pin can be entered the pilot hole by the transmission mechanism be converted to make it is described
Sliding part occurs traversing.
Further, the sliding part is that with male part and can be inserted into the male part corresponding interior on the connecting pin
The lock pin of recessed limiting slot can simultaneously hold the lock that corresponding evagination position-limit foot on the connecting pin is inserted into the concave portion with concave portion
Slot.
The lock pin has male part, and accordingly with the male part of the lock pin, the connecting pin has the limit of indent
Slot can drive the lock pin sliding in the laterally steering slot in the case where being inserted into the connecting pin triggering of the vertical pilot hole
It moves, keeps the relatively described vertical pilot hole of the lock pin sideways, outwardly extending or inside contract；And under the overhanging state of lock pin, institute
The limiting slot for stating connecting pin indent can accommodate the male part of the lock pin and be embedded.
The locked groove has concave portion, and accordingly with the concave portion of the locked groove, the side wall of the connecting pin, which has, to be corresponded to
Evagination position-limit foot, in the case where being inserted into the connecting pin triggering of the vertical pilot hole, can drive described in locked groove in the cross
It slides, keep the relatively described vertical pilot hole of the locked groove sideways, outwardly extending or inside contracts into guide groove；And in the locked groove
Under overhanging state, the evagination position-limit foot that the concave portion of the locked groove can accommodate the connecting pin is embedded.
Transmission mechanism, which directly can be triggered to touch or triggered by connecting pin indirectly by connecting pin, to be touched, wherein indirectly
Ground is triggered by connecting pin to be touched are as follows: the lock further includes having touch part, and entering vertical pilot hole in the connecting pin can touch
It moves and triggers the transmission mechanism drive sliding part sliding under the movement of the touch part indirectly.
Compared with the prior art, the advantages of the present invention are as follows locking mechanism is provided in exhaust fume collecting hood, the company of smoke deflector is utilized
Pin, which protrudes under the movement in exhaust fume collecting hood, triggers locking or unlocking relatively for connecting pin, is pushed up, is lockked, then press with realizing
The function of once unlocking, not only laborsaving, also dismounting smoke deflector for ordinary user reduces operation difficulty.
Detailed description of the invention
Fig. 1 is the cooperation schematic cross-sectional view that smoke deflector is connected by exhaust fume collecting hood by locking device in the embodiment of the present invention one；
Fig. 2 is the structural schematic diagram of lock in locking device in the embodiment of the present invention one；
Fig. 3 is the cross-sectional view of mono- angle of Fig. 2；
Fig. 4 is the structural schematic diagram that locking device is in original state in the embodiment of the present invention one；
Fig. 5 is the structural schematic diagram that locking device is in half lock state in the embodiment of the present invention one；
Fig. 6 is the structural schematic diagram that locking device is in full lock state in the embodiment of the present invention one；
Fig. 7 is the structural schematic diagram of push rod in the embodiment of the present invention one；
Fig. 8 is the structural schematic diagram of connecting pin in the embodiment of the present invention one；
Fig. 9 is the cooperation schematic cross-sectional view that smoke deflector is connected by exhaust fume collecting hood by locking device in the embodiment of the present invention two；
Figure 10 is the structural schematic diagram of lock in locking device in the embodiment of the present invention two；
Figure 11 is the structural schematic diagram that locking device is in the lock state in the embodiment of the present invention two；
Figure 12 is the structural schematic diagram that locking device is in non-locking state in the embodiment of the present invention two；
Figure 13 is that structure of the locating part in card division position is shown when locking device is in the lock state in the embodiment of the present invention two
It is intended to；
Figure 14 is the cross-sectional view of Figure 11；
Figure 15 is that smoke deflector is in the cooperation schematic cross-sectional view with exhaust fume collecting hood unlocked state in the embodiment of the present invention two；
Figure 16 is the cooperation schematic cross-sectional view that smoke deflector is connected by exhaust fume collecting hood by locking device in the embodiment of the present invention three；
Figure 17 is that smoke deflector is in the cooperation schematic cross-sectional view with exhaust fume collecting hood unlocked state in the embodiment of the present invention three；
Figure 18 is the structural schematic diagram that locking device is in the unlocked state in the embodiment of the present invention three；
Figure 19 is the structural schematic diagram that locking device is in the lock state in the embodiment of the present invention three；
Figure 20 is the structural schematic diagram of connecting pin in locking device in the embodiment of the present invention three；
Figure 21 is the structural schematic diagram of push rod in the embodiment of the present invention three；
Figure 22 is the structural schematic diagram of convex block in the embodiment of the present invention three；
Figure 23 is the cooperation schematic cross-sectional view that smoke deflector is connected by exhaust fume collecting hood by locking device in the embodiment of the present invention four；
Figure 24 is the structural schematic diagram that locking device is in non-locking state in the embodiment of the present invention four；
The cut-away view of the part Figure 25 Figure 24；
Figure 26 is the structural schematic diagram that locking device is in the lock state in the embodiment of the present invention four；
Figure 27 is the structural schematic diagram of guide cylinder in the embodiment of the present invention four；
Figure 28 is the structural schematic diagram of guide post in the embodiment of the present invention four；
Figure 29 is the structural schematic diagram of lock in locking device in the embodiment of the present invention four；
Figure 30 is the structural schematic diagram of elastic spacing one in the embodiment of the present invention four；
Figure 31 is the structural schematic diagram that locking device is in non-locking state in the embodiment of the present invention five；
Figure 32 is the cross-sectional view of Figure 31；
Figure 33 is the structural schematic diagram that locking device is in the lock state in the embodiment of the present invention five；
Figure 34 is the cross-sectional view of Figure 33；
Figure 35 is the structural schematic diagram of locked groove in the embodiment of the present invention five；
Figure 36 is the cross-sectional view of lock in locking device in the embodiment of the present invention five；
Figure 37 is the cross-sectional view of Figure 32；
Figure 38 is the structural schematic diagram of guide pad in the embodiment of the present invention five；
Figure 39 is the structural schematic diagram of flexible clamp piece in the embodiment of the present invention five.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown in Fig. 1~8, the range hood of the present embodiment includes exhaust fume collecting hood 1 and is set to below exhaust fume collecting hood 1 first embodiment
Smoke deflector 2, wherein exhaust fume collecting hood 1 has air inlet, and smoke deflector is set to the lower section of exhaust fume collecting hood for covering air inlet, and extremely
It is few that in range hood work, there are gaps between air inlet to allow oil smoke to enter air inlet by the gap；Exhaust fume collecting hood 1
Rear end at left and right sides of position be respectively equipped with clamping portion 11 and smoke deflector 2 rear lateral portion left and right sides position and be respectively equipped with and be clamped
The grab 22 that portion 11 matches, clamping portion 11 and grab 22 form detachable rotation connection and enable smoke deflector 2 relative to collection
Petticoat pipe 1 is spun upside down, the rear end of exhaust fume collecting hood 1, and the left and right sides position of 2 rear lateral portion of smoke deflector is respectively equipped with and 11 phase of clamping portion
The grab 22 of cooperation.The left and right sides position of 2 front side portion of smoke deflector is respectively equipped with connecting pin 21, and the front end of exhaust fume collecting hood 1
Left and right sides position is provided with locking device 3 in corresponding position, and the company of triggering in the case where connecting pin 21 protrudes into the movement in exhaust fume collecting hood 1
The opposite of pin 21 locks or unlocks, due to the construction having the same of connecting pin 21 of the left and right sides, below to left company therein
The explanation of pin 21 is also applied for right connecting pin 21, is illustrated with connecting pin 21.
As shown in figs. 1 to 6, specifically, locking device 3 includes the lock pin of external extension in lock 31 and the opposite lock 31 of energy
32, the bottom of lock 31 has the vertical pilot hole 311 entered for connecting pin 21, and connecting pin 21 is in and vertical 311 shape of pilot hole
The straight panel shape of shape adaptation, lock 31 are provided in overthe openings by the sliding block 33 of the driving sliding of connecting pin 21, which also connects
It is connected to the transmission mechanism being connected with lock pin 32, in the shape that connecting pin 21 enters vertical pilot hole 311 and sliding block 33 is driven to move up
Under state, transmission mechanism can be touched and with the overhanging of pendulum lock pin 32 or inside contract.The present invention is to realize smoke deflector 2 in opposite exhaust fume collecting hood
While 1 latching, it is also suspended from the lower section of exhaust fume collecting hood 1, lock 31 is offered in the top of vertical pilot hole 311 for sliding block 33
The sliding slot 312 of sliding, the width of the sliding slot 312 are greater than vertical pilot hole 311,311 top of 312 bottom of sliding slot and vertical pilot hole
Between be formed with the step 313 of position limiting slide block 33, connecting pin 21 offers the limit for protruding into or inside contracting out outside lock pin 32 in side wall
Position slot 211, the length of limiting slot 211 are greater than the diameter of lock pin 32；Also, connecting pin 21 drives the sliding of sliding block 33 to have following four
Kind mated condition:
Original state, for connecting pin 21 wait protrude into vertical pilot hole 311, the bottom of sliding block 33 and step 313 are inconsistent, transmission
Mechanism is untouched, and lock pin 32 is recessed in the limiting slot 211, state as shown in Figure 4；
Semi-locked state, connecting pin 21 protrude into vertical pilot hole 311 and push sliding block 33 far from step 313, and transmission mechanism is touched
Dynamic, lock pin 32 is stretched in limiting slot 211 outside or the lower end of limiting slot 211；
Full lock status, sliding block 33 are fallen after rise again to step 313, and transmission mechanism is touched, and limiting slot 211 is stretched in outside lock pin 32
Upper end；
Unlocked state, connecting pin 21 push sliding block 33 far from step 313 again, and transmission mechanism is touched, and lock pin 32 inside contracts
In in limiting slot 211.Since the length of limiting slot 211 is greater than the diameter of lock pin 32, and sliding block 33 is allowed to fall, so that smoke deflector
2 have the space for the lower section for being suspended on exhaust fume collecting hood 1.
To realize above-mentioned four kinds of mated conditions, from cost and angle is facilitated to consider, the preferred design of transmission mechanism of the present invention
It is:
Include the push rod 4 being connected with sliding block 33, hinged with push rod 4, and half lock shape can be turned to from original state position
State position is rotated further by the bull stick 5 and intermeshing driving gear 6 and driven gear 7 of full lock status position, wherein main
Moving gear 6 is then coaxially disposed with bull stick 5, and lock pin 32 and driven gear 7 are hingedly arranged by connecting rod 100, connecting rod 100 and driven tooth
7 eccentric settings are taken turns, driving gear 6 can rotate with bull stick 5 and realize the overhanging of the lock pin 32 on driven gear 7 or inside contract, also wrap
The position that neighbouring driven gear 7 on 31 chamber of lock is set is included, and drives the pawl 8 of deflection by driven gear 7, pawl 8
Middle part is connected with the first elastic component 81, preferably tension spring, make pawl 8 always and have with the trend that is contradicted on the tooth of driven gear 7,
It can only be rotated towards semi-locked state position and unlocked state position with limiting driven gear 7.Wherein: the upper surface of sliding block 33 has certainly
Upper oblique rear-inclined downwards and the first inclined-plane 331 with guide post (not shown), correspondingly, the end of push rod 4 also has
There are oblique rear-inclined from up to down and the second inclined-plane 41 with guide groove (not shown).It is vertically led when connecting pin 21 protrudes into
When pushing sliding block 33 far from step 313 to hole 311, the guide groove on 4 second inclined-plane 41 of push rod is along 33 first inclined-plane 331 of sliding block
Guide post slide from the front to the back, and then push bull stick 5 that driving gear 6 is driven to rotate counterclockwise i.e. bull stick 5 is from the front to the back
It rotating forward, to avoid bull stick 5 from blocking during rotation with push rod 4, it is preferable that the hinged place of bull stick 5 and push rod 4 is kidney slot,
1:2 is set by the transmission ratio of driven gear 7 and driving gear 6 simultaneously, when driving gear 6 rotates counterclockwise 90 degree,
Driven gear 7 can rotate 180 degree from the front to the back in the direction of the clock, drive bull stick 100 and lock pin 32 horizontal translation from the front to the back
It stretches in the limiting slot 211 of connecting pin 21, half lock state as shown in Figure 5, in addition, the side wall of push rod 4 is provided with guide channel
42, the guide channel 42 is interior to be equipped with the second elastic component 43, preferably compressed spring, and compressed spring is embedded in the guide channel 42,
Compressed spring one end is resisted against on the inner sidewall of lock 31, and the other end to push away against the bottom of guide channel 42, the compressed spring
Bar 4 has always returns back to the trend that original state position is moved from the front to the back.And there are four being opened up on 6 side wall of driving gear
Through-hole 61 is provided with convex block 9 in each through-hole 61, and the root of convex block 9 is connected with third elastic component 91, and third elastic component 91 makes
Convex block 9 has the trend for exposing outside through-hole 61 always, so that bull stick 5 be enable to force in the driving lock of driving gear 6 by convex block 9
Pin 32 is overhanging or inside contracts.The substantially rectangular triangle of the convex block 9 can certainly be in other shapes, and the inclined surface of each convex block 9
Oblique rear-inclined from up to down；In the state that bull stick 5 turns to semi-locked state position from original state position, i.e. bull stick 5
It rotates forward, the vertical plane that bull stick 5 is resisted against a convex block 9 such as the first convex block 9 forces in driving gear 6 and drives lock pin 32 overhanging；
At this point, sliding block 33 is fallen after rise again to step 313, bull stick 5 needs instead under the drive of the reset response power of 4 first elastic component 81 of push rod
Turn, is merely able to rotate from the front to the back in the direction of the clock since lock plectrum 8 limits driven gear 7, without driving tooth can be driven
Wheel 6 and driven gear 7 invert, for this purpose, bull stick 5 can only oppress under the pulling of push rod 4 inclined surface of first convex block 9 and be slid into
In the state of the vertical plane of the adjacent projections 9 (the second convex block 9 for being located at 9 front of the first convex block), i.e., bull stick 5 inverts, bull stick 5
Full lock status position state as shown in Figure 5 can be turned to from semi-locked state position, when connecting pin 21 pushes sliding block 33 remote again
Destage rank 313, push rod 4 are pushed from the front to the back again, drive bull stick 5 to rotate forward, so that lock pin 32 is recessed in limiting slot 211
It is interior, complete unlock.
When installing smoke deflector 2, firstly, smoke deflector 2 is made 22 hook of grab of the left and right sides of 2 rear side of smoke deflector to pusher
Enter in the clamping portion 11 at left and right sides of the rear end of exhaust fume collecting hood 1, then, the connecting pin 21 at left and right sides of 2 front side portion of smoke deflector is stretched
Enter in 1 locking device 3 of exhaust fume collecting hood in the opening of lock 31, sliding block 33 is pushed far from step 313 and push rod 4 to be driven to push away from the front to the back
It is dynamic, and then connecting rod, driving gear 6 is driven to be connected with driven gear 7, finally to stretch in 21 limiting slot of connecting pin outside lock pin 32
In the 211 or lower end of limiting slot 211, into semi-locked state；When sliding block 33 is fallen after rise again to step 313, lock pin 32 stretches in outside
The upper end of 21 limiting slot 211 of connecting pin, into full lock status, so that smoke deflector 2 is installed in place, meanwhile, smoke deflector 2 can also be protected
Hold the space for being suspended on the lower section of exhaust fume collecting hood 1；
When dismantling smoke deflector 2, by the connecting pin 21 at left and right sides of the front side portion of smoke deflector 2 again to 1 locking device 3 of exhaust fume collecting hood
Upper top, pushes sliding block 33 to make the front side portion of smoke deflector 2 into unlocked state far from step 313 again in the opening of middle lock 31
The connecting pin 21 of the left and right sides is detached from from locking device 3, then, is pulled up smoke deflector 2, is made the grab of 2 front side portion of smoke deflector
22 are detached from from the clamping portion of exhaust fume collecting hood 1 11, to complete to dismantle.
Second embodiment is different from the first embodiment in pin pin in cross as shown in Fig. 9~15, and is driven
Sliding block 33, push rod 4, bull stick 5 and the intermeshing driving gear 6 and driven gear 7 of the non-first embodiment of mechanism, and it is gas
The body kind of drive, specifically, locking mechanism 3 ' include lock 31 ' and be arranged in lock 31 ' it is interior in criss-cross lock pin
32 ' and transmission mechanism, the bottom of lock 31 ' has the vertical pilot hole 311 ' for entering and sliding for connecting pin 21 ', connecting pin
21 ', which enter pilot hole 311 ', can touch transmission mechanism and be oppositely oriented the overhanging of hole 311 ' with pendulum lock pin 32 ' or inside contract.Wherein,
The inner sidewall of lock 31 ' offers the guide groove 312 ' for 32 ' horizontal sliding of lock pin, the both ends open of guide groove 312 ', and with
Pilot hole 311 ' interlinks, and lock pin 32 ' is above connected with the first elastic component 321 ', and preferably two tension springs are simultaneously respectively arranged at lock pin
The upper and lower ends of 32 ' vertical arms, one end of the tension spring are connected on the inner sidewall of lock 31 ', the other end and the vertical arm of lock pin 32 '
Side wall be connected, make lock pin 32 ' always have far from pilot hole 311 ' trend.And the transverse arm of lock pin 32 ' can protrude into guiding
Hole 311 ', in order to enable lock pin 32 ' can also finally be maintained at lock state, the vertical arm of lock pin 32 ' during horizontal sliding
Side wall is provided with guide channel 4 ', the interior locating part 5 ' for being provided with lateral dimension and being less than 4 ' width of guide channel of the guide channel 4 ', by making
The locating part 5 ' is biased in the first side of the neighbouring pilot hole 311 ' of guide channel 4 ', and so that 32 ' head of lock pin is remained outer and stretch out guiding
The state in hole 311 ', locating part 5 ' include pillar 51 ' and the fixing seat 52 ' fixed for the pillar 51 ', the inside of lock 31 '
Wall is provided with the limit track 6 ' for the sliding of 51 ' head of pillar in the lower section of guide groove 312 ', and limit track 6 ' is substantially in triangle
Shape, include by lower on towards far from inclined first skewed slot 61 ' in the 311 ' direction of pilot hole, by it is lower on towards pilot hole
Inclined second skewed slot 62 ' in 311 ' directions and the third skewed slot 63 ' for connecting the first skewed slot 61 ' and the second skewed slot 62 ', third is oblique
It concaves to form a card division 64 ' in the middle part of the inner sidewall of slot 63 ', in the initial state, locating part 5 ' is located at the bottom of third skewed slot 63 '
Portion；Transmission mechanism with the gradually pilot hole 311 ' relatively of pendulum lock pin 32 ' it is overhanging in the state of, locating part 5 ' can be along first tiltedly
Slot 61 ' and the sliding of the second skewed slot 62 '；It is interior and be limited in the interior shape in card division 64 ' to enter third skewed slot 63 ' again in locating part 5 '
Under state, lock pin 32 ' is able to maintain that stretch in pilot hole 311 ' outside interior.Also, interior second elastic component 41 that is provided with of guide channel 4 ' makes
Locating part 5 ' has the trend resetted downwards always, which is compressed spring, and one end withstands on locating part 5 '
On, the other end is withstood in the top sidewall of guide channel 4 '.
And transmission mechanism includes the first elastic press head 7 ', the second elastic press head 8 ' and gas-guide tube connecting the two
9 ', wherein the position that can be entered the connecting pin 21 ' of pilot hole 311 ' into touch, the second bullet is arranged in the first elastic press head 7 '
Property press head 8 ' position that can be offseted with lock pin 32 ' far from 311 ' side of pilot hole is set, enter pilot hole in connecting pin 21 '
In the state of 311 ', by squeezing and touching the first elastic press head 7 ', flows gas in 9 ' inner cavity of gas-guide tube, then drive
Second elastic press head 8 ' applies motive force to lock pin 32 ', and driving lock pin 32 ' occurs traversing and passes through the head of lock pin 32 '
Pilot hole 311 ' is overhanging.In the state that connecting pin 21 ' enters pilot hole 311 ' and press head 7 ' elastic by extruding first, gas
Physical efficiency is flowed in 9 ' inner cavity of gas-guide tube, and the gas of flowing drives the second elastic press head 8 ' to apply motive force to lock pin 32 '.Separately
Outside, connecting pin 21 ' offers the limiting slot 211 ' for protruding into or inside contracting out outside for lock pin 32 ', the length of limiting slot 211 ' in side wall
Greater than the length of lock pin 32 '.In this way, realizing lock pin when locating part 5 ' slides along the first skewed slot 61 ' and the second skewed slot 62 '
32 ' gradually to pilot hole 311 ' it is overhanging during, lock pin 32 ' be stretch to 32 ' limiting slot 211 ' of lock pin middle part or
Bottom, it is also not fully locked at this time, and when locating part 5 ' again enter third skewed slot 63 ' it is interior and be limited in card division 64 ' it is interior when,
Lock pin 32 ' is lower with respect to the position of connecting pin 21 ', and the opposite lock pin 32 ' of 21 ' energy of connecting pin moves down, then lock pin 32 ' can be resisted against lock
The upper end of 32 ' limiting slot 211 ' of pin, while realizing full lock status, moreover it is possible to realize that smoke deflector 2 ' is lockked in opposite exhaust fume collecting hood 1 '
When be suspended on the lower section of exhaust fume collecting hood 1 '.
Whether 3rd embodiment is different from the first embodiment in transmission mechanism by even as shown in Figure 16~22
Pin triggering touches, and transmission mechanism nor the sliding block of first embodiment 33, push rod 4, bull stick 5 and intermeshing driving tooth
Wheel 6 and driven gear 7, specifically, locking device include the lock pin 32 in lock 31 " and being arranged in lock 31 " ", transmission
Mechanism and touch part, vertical pilot hole 311 that lock 31 " bottom have for connecting pin 21 " enters ", the input of transmission mechanism
One rotary shaft 6 of end connection ", touch part is mounted on rotary shaft 6 " on, connecting pin 21 " entering vertical pilot hole 311 " driving touch part
Relative rotation axi 6 " rotation, transmission mechanism can be touched and with pendulum lock pin 32 " sideways, outwardly extending inside contracts, and connecting pin 21 is " in side
Wall is offered for lock pin 32 " limiting slot 211 for protruding into or inside contracting out outside ", the length of limiting slot 211 " length be greater than lock pin 32 "
Degree.In the present embodiment, touch part includes pushing block 4 " and push rod 5 ", lock 31 " on be provided with for pushing block 4 " hinged pin in head
Axis, pushing block 4 " end push rod 5 is then hinged on by the axis parallel with pin shaft " end, push rod 5 " head be hinged on rotary shaft
6 " on, and pushing block 4 " middle part be connected with the first elastic component 41 ", preferably tension spring, the first elastic component 41 " one end be connected to
The middle part of lock 31 " inner sidewall on, the other end and pushing block 4 " is connected, and makes what pushing block 4 " having always by push rod 5 " pulled down to become
Gesture.And transmission mechanism includes the connecting rod 7 rotated coaxially with rotary shaft 6 " coaxial arrangement simultaneously can be with rotary shaft 6 " " and cam
8 ", on connecting rod 7 " root be connected to rotary shaft 6 ", lock pin 32 " with cam 8 " side wall is matched.
Wherein, connecting rod 7 " head expand for substantially rounded attachment base 71 ", attachment base 71 " central part and rotation
Shaft 6 " parallel connecting shaft with cam 8 " is connected, attachment base 71 " inner sidewall be provided with multiple sections of circumferentially shape distribution
For the caulking groove 711 of right angled triangle, the inclined surface of ", each caulking groove 711 " rotates in one direction, and cam 8 " lateral wall to
The root that lower recess forms fluted 81 ", groove 81 convex block 9 of section also rectangular triangle " in be connected with ", convex block 9 " connects
It is connected to the second elastic component, preferably compressed spring, compressed spring makes on the outside of convex block 9 " head has always exposes outside cam 8 "
The trend of wall, so that it is overhanging or inside contract to make connecting rod 7 " can be by convex block 9 " head force in cam 8 " driving lock pin 32 ".And
And the side of lock 31 " interior in vertical pilot hole 311 " is formed with the cavity 30 for accommodating connecting rod 7 " and cam 8 " ", 31 " side of lock
Wall offers slideway 312 ", slideway 312 " both ends are open and are connected to cavity 30 " and vertical pilot hole 311 ", lock pin 32 " is then set
Set in slideway 312 " in.Lock pin 32 " side wall be provided with guide channel 321 ", the guide channel 321 " in be equipped with third elastic component 323 ",
So that the trend in lock pin 32 " have return back to cavity 30 always ", which " is a compressed spring, compresses bullet
On the inner sidewall that spring is embedded in the guide channel 321 " interior, compressed spring one end is resisted against lock 31 ", the other end is against guide channel
321 " bottom, and the plectrum 10 of cavity 30 " interior be rotatably connected to can limit cam 8 " direction of rotation ".It is in the present embodiment
Preferably control cam 8 " when turning an angle, the limiting slot 211 of lock pin 32 " just can protrude into or be recessed in connecting pin 21 " "
In, cam 8 " is designed like blossom type.
Specifically connecting pin 21 " process that is locked and being unlocked it is as follows:
Original state, connecting pin 21 " wait protrude into vertical pilot hole 311 ", pushing block 4 " and push rod 5 " do not touch transmission mechanism
Connecting rod 7 " and cam 8 ", lock pin 32 " being recessed in limiting slot 211 " are interior；
Semi-locked state, connecting pin 21 " protruding into vertical pilot hole 311 " push pushing block 4 " turning upwards, push rod 5 " to move back, push away
In bar 5 " driving connecting rod 7 " and cam 8 " rotating forward from the front to the back, lock pin 32 " by cam 8 " ejects outward, stretches in limiting slot 211 outside "
Or limiting slot 211 " lower end；
Full lock status, in the first elastic component 41 " restoring force under the action of, pushing block 4 " pull push rod 5 " drop-down is fallen after rise again
To initial position, connecting rod 7 " and cam 8 " should be driven by push rod 5 " and pushing block 4 " to forward, due to cam 8 " in plectrum 10 "
Be not able to rotate under effect, connecting rod 7 " can only invert, connecting rod 7 " groove 81 " can oppress the second elastic component and inside contract at this time from the front to the back
And in convex block 9 " adjacent grooves 81 can be slid into ", realize the Quan Suozhuan of the upper end of lock pin 32 " stretching in limiting slot 211 outside "
State；Due to the length of limiting slot 211 " length be greater than lock pin 32 ", when the upper end of lock pin 32 " stretching in limiting slot 211 outside ", lead
Cigarette plate 2 can be suspended on exhaust fume collecting hood 1 " lower section space, " in third elastic component 323 " is in what is be stretched at this point, lock pin 32
State；
Unlocked state, when connecting pin 21 " pushing pushing block 4 again " turns upwards, push rod 5 " moving back, push rod 5 ", which drives, to be connected
Bar 7 " and cam 8 " rotates forward from the front to the back, lock pin 32 " again by cam 8 " one pushes up, third elastic component 323 " elastic-restoring force
Under effect, by stretch in limiting slot 211 " lock pin 32 of interior upper end " retracts cavity 30 again outside " in, realization is recessed in limiting slot
211 " unlock.
Fourth embodiment as shown in Figure 23~30, with second embodiment the difference is that transmission mechanism be directly by
Connecting pin triggering touch, and transmission mechanism include can by connecting pin 21 ' enter pilot hole 313 ' when upward power be converted to
Make lock pin that inside and outside the first transmission mechanism 4 ' and the second transmission mechanism 5 ' shunk of relative limit slot 211 ' occur.Specifically, specifically
Ground, locking mechanism 3 ' include the lock pin and transmission mechanism in linear type of lock 31 ' and setting in lock 31 ', lock
The bottom of seat 31 ' has the vertical pilot hole 313 ' for entering and sliding for connecting pin 21 ', and connecting pin 21 ' offers confession in side wall
The limiting slot 211 ' that lock pin can be inserted when overhanging, connecting pin 21 ' enter vertical pilot hole 313 ' to touch transmission mechanism simultaneously
The overhanging of hole 313 ' is oppositely oriented with pendulum lock pin or is inside contracted.Wherein, transmission mechanism includes that connecting pin 21 ' can be entered pilot hole
Upward power when 313 ', which is converted to, makes lock pin that inside and outside the first transmission mechanism 4 ' and second shunk of relative limit slot 211 ' occur
Transmission mechanism 5 '.First transmission mechanism 4 ' includes the first elastic press head 41 ', the second elastic press head 42 ' and connection two
The gas-guide tube 43 ' of person, wherein the first elastic setting of press head 41 ' is in the connecting pin 21 ' that can be entered pilot hole 313 ' into touch
Position, the second elastic press head 42 ' is then arranged in the position that can touch the second transmission mechanism 5 '.And the second transmission mechanism 5 ' is then
Include: there is the guide cylinder 51 ' of opening down cylinder, the second elastic press head 42 ' is combined at the top of cylinder, and be oriented to
The inner sidewall of cylinder 51 ' is provided with symmetrically arranged two idler wheels 511 ', and the lateral wall of guide cylinder 51 ' is circumferentially spaced and is provided with
Rack gear 512 '；The intracorporal guide post 52 ' of cylinder is fitted in, the lateral wall of the guide post 52 ' is provided with the wave slid for idler wheel 511 '
Wave type limit track 521 ', in addition, further including having then to be provided with lock with the top of 512 ' meshed gears 54 ' of rack gear, gear 54 '
Pin；In the state of the sliding of 511 ' relative limit track 521 ' of idler wheel, guide cylinder 51 ' can then be oppositely oriented the rotation of column 52 ', thus
Realize that lock pin can be realized overhanging or be inside contracted with the rotation of gear 54 ', pin shaft then include the first pin shaft 55 ' being hinged and
Second pin shaft 56 ', the first pin shaft 55 ' are eccentrically set on gear 54 ', and the second pin shaft 56 ' can the inside and outside receipts of relative limit slot 211 '
Contracting.
Meanwhile further including having the elastic spacing one 57 ' for being positioned adjacent to 54 ' position of gear, which has
Remain the trend contradicted on the tooth of gear 54 ', it is preferable that the section of elastic spacing one 57 ' is in " V "-shape, and includes
First elastic foot 571 ' and the second elastic foot 572 ', the length of the first elastic foot 571 ' are greater than the length of the second elastic foot 572 ',
And first elastic foot 571 ' further extend outward the first card base 5711 ' of outward bending, the second elastic foot 572 ' further extends outward
There is the second card base 5721 ' of outward bending, correspondingly, lock 31 ' includes accommodate guide cylinder 51 ' and guide post 52 ' first
Accommodation groove 311 ' and the second accommodation groove 312 ' for accommodating gear 54 ' and pin shaft, the neighbouring elasticity of the side wall of the second accommodation groove 312 '
Locating part 57 ' is provided with the first card slot 5712 ' for accommodating the first card base 5711 ' and the second card slot for accommodating the second card base 5721 '
5722 ', since the length of the first elastic foot 571 ' is greater than the second elastic foot 572 ', so that gear 54 ' is along first
The direction of elastic foot 571 ' rotates.Can be driven during in order to realize the rotation of gear 54 ' pin shaft be inserted into or in which limit
Slot 211 ', pin shaft include the first pin shaft 55 ' and the second pin shaft 56 ' for being hinged and being eccentrically set on gear 54 '.
Specifically, connecting pin 21 ' is as follows with respect to the locking of lock pin and unlocked state:
Original state, connecting pin 21 ' is wait protrude into vertical pilot hole 313 ', the first transmission mechanism 4 ' and the second transmission mechanism 5 '
Untouched, lock pin is recessed in limiting slot 211 ', at this point, two idler wheels 511 ' that the inner sidewall of guide cylinder 51 ' is arranged, are located at
The position of the primary peak of limit track 521 '；
Lock state, connecting pin 21 ' above pushes away later, pushes the compression of the first elastic compression head, to push the second elasticity pressure
Drop-head stretching, extension, and guide cylinder 51 ' is pushed to move down, in folding process, idler wheel 511 ' is moved in track from the position of primary peak 10 '
It moves and arrives secondary peak 30 ' again to the first trough 20 ' and guide cylinder 51 ' is driven to rotate by a certain angle, 51 ' band moving gear of guide cylinder
(transmission ratio of the rack gear 512 ' Yu gear 54 ' of outer surface is 2:1 herein, and with the first pin shaft on moving gear 54 ' for 54 ' rotations
55 ' and second pin shaft 56 ' move, the second pin shaft 56 ' stretch out, formed lock state.
Unlocked state, connecting pin 21 ' squeeze again up and touch the first elastic press head 41 ', make gas in gas-guide tube
The flowing of 43 ' inner cavities, then the second elastic press head 42 ' continues to be pressed downward, and drives 511 ' relative limit track of idler wheel, 521 ' Xiang Yuan
Direction sliding from vertical pilot hole 313 ', since elastic spacing one 57 ' one-directionally rotates gear 54 ', to limit idler wheel
511 ' can only continue to slide from secondary peak 30 ' to the second trough 40 ', then be back in primary peak again, thus the second pin
The head of axis 56 ', which is detached from, realizes unlock.
5th implements for example shown in Figure 31~39, with fourth embodiment the difference is that sliding in laterally steering slot
It is locked groove rather than lock pin, which has concave portion 321 ", and connecting pin 21 " has the evagination position-limit foot that can be embedded in concave portion,
And transmission mechanism is gas transmission；Wherein, locked groove 32 " is in linear type, and the end of the transverse arm of locked groove 32 " is that can pass through to lead
The head being in U-shape to 311 " section of hole, the head end of the transverse arm of locked groove 32 " are connected with gear 322 " and are set in gear 322 "
Outside, and the guide pad 323 " of the energy rotation of respective guide slot 312 ", guide pad 323 " have the center rotated inside for gear 322 "
Hole, and the side wall of centre bore be additionally provided with limit gear 322 " flexible clamp piece 4 " one-directionally rotated can only be made.
Specifically, locking mechanism 3 include lock 31 " and be arranged the locked groove 32 " in linear type in lock 31 " with
And transmission mechanism, the bottom of lock 31 " have a vertical pilot hole 311 " for entering and sliding for connecting pin 21 ", connecting pin 21 " in
Side wall offers the position-limit foot 211 " that can be inserted when overhanging for locked groove 32 ", and connecting pin 21 ", which enters pilot hole 311 ", to be touched
Transmission mechanism simultaneously drives locked groove 32 " to be oppositely oriented the overhanging of hole 311 " or inside contract.Wherein, the inner sidewall of lock 31 " offers confession
The guide groove 312 " of 32 " horizontal sliding of locked groove, the both ends open of guide groove 312 ", and interlink with pilot hole 311 ", locked groove 32 "
On be connected with the first elastic component 321 ", preferably compressed spring, one end of the compressed spring is connected to the inner sidewall of lock 31 "
On, the other end is connected with the side wall of locked groove 32 ", and locked groove 32 " is in linear type, the end of the transverse arm of locked groove 32 " in the present embodiment
The head of pilot hole 311 " can be as passed through, the section on the head is in U-shape, and the head end of the transverse arm of locked groove 32 " is connected with gear
322 " and be set in gear 322 " outside, and can respective guide slot 312 " rotate guide pad 323 ", guide pad 323 " have supply
The centre bore that gear 322 " rotates inside, in addition, the side wall of centre bore, which is additionally provided with restriction gear 322 ", to be one-directionally rotated
Flexible clamp piece 4 ", it includes the first elastic foot 41 " and the second elastic foot 42 " that the section of the flexible clamp piece 4 ", which is in " V "-shape,
The length of first elastic foot 41 " be greater than the second elastic foot 42 " length, and first elastic foot 41 " further extend outward it is oriented
First card base 411 " of outer bending, the second elastic foot 42 " further extend outward the second card base 412 " of outward bending, correspondingly lead
The accommodation groove 3231 " for accommodating the flexible clamp piece 4 " is offered into block 323 ", the length of the first elastic foot 41 " is greater than the second bullet
Property foot 42 ", enable to gear 322 " along guide groove 312 " one-directionally rotate.
And the middle part of locked groove 32 " is at least locally through-hole 324 ", transverse arm head end bottom, which is provided with, is oppositely arranged first
The outer surface of pillar 5 " and the second pillar 6 ", the first pillar 5 " and the second pillar 6 " is provided with the idler wheel for exposing outside through-hole 324 "
7 ", correspondingly, the inner sidewall of guide groove 312 ", which corresponds to, to be provided with for the sliding of idler wheel 7 " substantially in wave in the middle part of locked groove 32 "
The limit track 8 " of type, in the state of the sliding of 7 " relative limit track 8 " of idler wheel, the gear 322 " of locked groove 32 " can be oppositely oriented
Block 323 " rotates, to realize the rotation on 32 " head of locked groove.And transmission mechanism includes the first elastic press head 9 ", the second bullet
Property press head 10 " and gas-guide tube 20 " connecting the two, wherein the first elastic setting of press head 9 " can be entered pilot hole
311 " connecting pin 21 " is into the position of touch, and the second elastic setting of press head 10 " is can be with locked groove 32 " far from pilot hole 311 "
The position that side offsets, in the state that connecting pin 21 " enters pilot hole 311 ", by squeezing and touching the first elastic press head
9 ", it flows gas in 20 " inner cavity of gas-guide tube, then drives the second elastic press head 10 " to apply motive force to locked groove 32 ", drive
It is overhanging across pilot hole 311 " that head that is traversing and making locked groove 32 " occurs for dynamic locked groove 32 ".
Specifically, connecting pin 21 " is as follows with respect to the locking of locked groove and unlocked state:
Original state, the position-limit foot 211 " of connecting pin 21 " is wait protrude into vertical pilot hole, the U-shaped head of locked groove transverse arm end
For the hollow space in portion towards vertical pilot hole, transmission mechanism is untouched, and locked groove is recessed in limiting slot, at this point, transverse arm is first
Idler wheel 7 " on the first pillar 5 " and the second pillar 6 " of the setting of end bottom is located at the position of the first trough of limit track 8 "；
Lock state, connecting pin 21 " protrude into vertical pilot hole and squeeze the first elastic press head 9 ", make gas in gas-guide tube
The flowing of 20 " inner cavities then drives the second elastic press head 10 " to apply motive force to locked groove 32 ", then transverse arm head end bottom is arranged
The first pillar 5 " and the second pillar 6 " on idler wheel 7 " can be slid along in the limit track 8 " of undaform, it is opposite in idler wheel 7 "
For limit track 8 " in the state of the sliding of the direction of vertical pilot hole, the gear 322 " of locked groove 32 " can be oppositely oriented block
323 " rotations, to realize the rotation on 32 " head of locked groove, idler wheel 7 " from the first trough of limit track 8 ", slide onto first wave
Peak and the second trough, when idler wheel 7 " is located at the second trough, U-shaped head upright wall can just be rotated to towards vertical pilot hole,
The position-limit foot 211 " of connecting pin 21 " is plugged on U-shaped head upright wall, realizes locking；
Unlocked state, connecting pin squeeze again up and touch the first elastic press head 9 ", make gas in gas-guide tube 20 "
Chamber flowing, since the free end of flexible clamp piece 4 " remains the trend contradicted on gear teeth, so that limiting idler wheel 7 " can only
Continue to slide from the second trough to secondary peak, be then back in the first trough again, then the second elastic press head 10 " is the
Under the action of the elastic-restoring force of one elastic component 321 ", drive 7 " relative limit track 8 " of idler wheel to the side far from vertical pilot hole
To sliding, the hollow space on U-shaped head is rotated again to towards vertical pilot hole, and the position-limit foot 211 " of connecting pin 21 " is from locked groove
Head is detached from, and realizes unlock.
Claims (8)
1. a kind of range hood, comprising:
Exhaust fume collecting hood, with air inlet；
Smoke deflector is used to cover the air inlet set on the lower section of the exhaust fume collecting hood, and at least when range hood works
There are gaps between air inlet to allow oil smoke to enter the air inlet by the gap；The left and right sides of smoke deflector is equipped with
Connecting pin；
Characterized by further comprising have:
Locking device is arranged on the exhaust fume collecting hood, for locking the connecting pin；
And the connecting pin is described towards can directly or indirectly trigger under the movement that the exhaust fume collecting hood direction moves
Locking device locks or unlocks state to switch the opposite of the connecting pin.
2. range hood according to claim 1, it is characterised in that: the smoke deflector is rotationally connected with side thereafter
The rear positions in the exhaust fume collecting hood are connect, the front side position of the smoke deflector is spun upside down relative to the exhaust fume collecting hood,
The left and right sides at position on front side of the smoke deflector is arranged in the connecting pin.
3. range hood according to claim 1 or 2, it is characterised in that: the locking device includes:
Lock, the vertical pilot hole with laterally steering slot and with laterally steering slot perforation, the vertical pilot hole can
Hold the connecting pin insertion and wherein Relative sliding；
Sliding part is slidably disposed on the laterally steering slot, and the relatively described vertical pilot hole is sideways, outwardly extending or inside contracts；
Transmission mechanism is arranged in the lock, in the case where being inserted into the connecting pin triggering of the vertical pilot hole, can drive the cunning
Moving part slides in the laterally steering slot；Keep the relatively described vertical pilot hole of the sliding part sideways, outwardly extending or inside contract,
To realize that the opposite of the connecting pin locks or unlocks.
4. range hood according to claim 3, it is characterised in that: the transmission mechanism can enter the connecting pin
Upward power when the pilot hole, which is converted to, keeps the sliding part generation traversing.
5. range hood according to claim 4, it is characterised in that: the sliding part is with male part and can be outer by this
Protrusion is inserted into the lock pin of corresponding indent limiting slot on the connecting pin or has concave portion and can hold corresponding on the connecting pin
Evagination position-limit foot be inserted into the locked groove of the concave portion.
6. range hood according to claim 5, it is characterised in that: the lock pin has male part, with the lock pin
Accordingly, the connecting pin has the limiting slot of indent to male part, in the case where being inserted into the connecting pin triggering of the vertical pilot hole, energy
The driving lock pin slides in the laterally steering slot, keeps the relatively described vertical pilot hole of the lock pin sideways, outwardly extending
Or it inside contracts；And under the overhanging state of lock pin, the limiting slot of the connecting pin indent can accommodate the evagination of the lock pin
Portion is embedded.
7. range hood according to claim 5, it is characterised in that: the locked groove has concave portion, with the locked groove
Accordingly, the side wall of the connecting pin has the position-limit foot of corresponding evagination to concave portion, in the company for being inserted into the vertical pilot hole
Under pin triggering, the locked groove can be driven to slide in the laterally steering slot, keep the locked groove relatively described vertical
Pilot hole is sideways, outwardly extending or inside contracts；And under the overhanging state of locked groove, the concave portion of the locked groove can accommodate the company
The evagination position-limit foot of pin is embedded.
8. range hood according to claim 5, it is characterised in that: the lock further includes having touch part, in the company
Pin enters vertical pilot hole can trigger indirectly the transmission mechanism drive cunning under the movement for touching the touch part
Moving part sliding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711490397.7A CN109990346B (en) | 2017-12-30 | 2017-12-30 | Fume exhauster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711490397.7A CN109990346B (en) | 2017-12-30 | 2017-12-30 | Fume exhauster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109990346A true CN109990346A (en) | 2019-07-09 |
| CN109990346B CN109990346B (en) | 2024-01-16 |
Family
ID=67110074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711490397.7A Active CN109990346B (en) | 2017-12-30 | 2017-12-30 | Fume exhauster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109990346B (en) |
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|---|---|---|---|---|
| JPH04263728A (en) * | 1991-01-28 | 1992-09-18 | Mitsubishi Electric Corp | Range hood |
| CN101514823A (en) * | 2009-03-18 | 2009-08-26 | 宁波方太厨具有限公司 | Range hood with smoke deflector |
| CN203231379U (en) * | 2013-04-26 | 2013-10-09 | 美的集团股份有限公司 | Range hood |
| CN205048517U (en) * | 2015-10-20 | 2016-02-24 | 浙江科恩电器有限公司 | Side -suction range hood |
| CN205505125U (en) * | 2016-01-28 | 2016-08-24 | 浙江信利电器有限公司 | Range hood |
| DE102015204770A1 (en) * | 2015-03-17 | 2016-09-22 | BSH Hausgeräte GmbH | Fastening device for a housing of an extractor hood and extractor hood |
| CN106152219A (en) * | 2016-08-19 | 2016-11-23 | 宁波方太厨具有限公司 | A kind of oil smoke leading type range hood |
| CN206330188U (en) * | 2016-12-29 | 2017-07-14 | 宁波方太厨具有限公司 | A kind of intelligent range hood |
| CN107345525A (en) * | 2016-05-06 | 2017-11-14 | 宁波方太厨具有限公司 | A kind of centrifugal blower fan blade wheel of fast assembling-disassembling |
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2017
- 2017-12-30 CN CN201711490397.7A patent/CN109990346B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04263728A (en) * | 1991-01-28 | 1992-09-18 | Mitsubishi Electric Corp | Range hood |
| CN101514823A (en) * | 2009-03-18 | 2009-08-26 | 宁波方太厨具有限公司 | Range hood with smoke deflector |
| CN203231379U (en) * | 2013-04-26 | 2013-10-09 | 美的集团股份有限公司 | Range hood |
| DE102015204770A1 (en) * | 2015-03-17 | 2016-09-22 | BSH Hausgeräte GmbH | Fastening device for a housing of an extractor hood and extractor hood |
| CN205048517U (en) * | 2015-10-20 | 2016-02-24 | 浙江科恩电器有限公司 | Side -suction range hood |
| CN205505125U (en) * | 2016-01-28 | 2016-08-24 | 浙江信利电器有限公司 | Range hood |
| CN107345525A (en) * | 2016-05-06 | 2017-11-14 | 宁波方太厨具有限公司 | A kind of centrifugal blower fan blade wheel of fast assembling-disassembling |
| CN106152219A (en) * | 2016-08-19 | 2016-11-23 | 宁波方太厨具有限公司 | A kind of oil smoke leading type range hood |
| CN206330188U (en) * | 2016-12-29 | 2017-07-14 | 宁波方太厨具有限公司 | A kind of intelligent range hood |
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| Publication number | Publication date |
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| CN109990346B (en) | 2024-01-16 |
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