CN207751039U - A kind of smoke deflector locking mechanism for range hood - Google Patents
A kind of smoke deflector locking mechanism for range hood Download PDFInfo
- Publication number
- CN207751039U CN207751039U CN201721922287.9U CN201721922287U CN207751039U CN 207751039 U CN207751039 U CN 207751039U CN 201721922287 U CN201721922287 U CN 201721922287U CN 207751039 U CN207751039 U CN 207751039U
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- Prior art keywords
- lock pin
- guide hole
- lock
- guide
- smoke
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- 239000000779 smoke Substances 0.000 title claims abstract description 67
- 230000007246 mechanism Effects 0.000 title claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 239000003517 fume Substances 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims 2
- 235000019504 cigarettes Nutrition 0.000 description 8
- 239000007789 gas Substances 0.000 description 7
- 230000001960 triggered effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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Abstract
The utility model is related to a kind of smoke deflector locking mechanisms for range hood, including exhaust fume collecting hood and the smoke deflector below exhaust fume collecting hood, it is characterised in that：The left and right sides position of smoke deflector is respectively equipped with connecting pin, correspondingly, the locking mechanism of connecting pin can be locked by being provided on exhaust fume collecting hood, locking mechanism includes lock and the lock pin and transmission mechanism that are arranged in lock, the bottom of lock has the vertical pilot hole for entering and sliding for connecting pin, connecting pin enter pilot hole can touch transmission mechanism and with pendulum lock pin it is traversing so that lock pin head pass through the pilot hole it is overhanging, to make the connecting pin lock, compared with prior art, the utility model has the advantage of be provided with locking mechanism in exhaust fume collecting hood, it is stretched under the action in exhaust fume collecting hood using the connecting pin of wind deflector and triggers locking or unlocking relatively for connecting pin, it is pushed up with realizing, it locks, the function of unlock is clicked again, it can avoid buckleing back for existing wind deflector, the shortcomings that being needed more energetically when unbuttoning.
Description
Technical Field
The utility model relates to a range hood especially relates to a lead cigarette board locking mechanical system for range hood.
Background
At present, the common dismounting and mounting modes of the smoke guide plate of the range hood on the market comprise magnetic steel suction, plastic collision beads and metal lock catches. If the magnetic steel fixing mode is adopted, when the smoke guide plate is installed, the hook on the smoke guide plate is positioned on the back surface of the smoke guide plate, so that an installer can only observe whether the hook is correctly hooked from the side surface of the smoke guide plate, and the operation is very inconvenient. For example, the air deflector structure of the side-suction range hood disclosed in the chinese utility model patent with the patent number ZL201320163467.9 (the publication number is CN 203231370U) comprises a fume collecting hood and an air deflector, wherein the upper part of the fume collecting hood is provided with an upper support, the lower part of the fume collecting hood is provided with a lower support, the upper end of the air deflector is rotatably connected with the upper support, and the lower end of the air deflector is connected with the lower support through magnetic attraction. This kind of aviation baffle structure adopts the mode of magnetism to connect, and on the one hand, after long-time the use, magnetic force can weaken gradually to being less than the horizontal force that leads to cigarette guide plate gravity to produce to lead to cigarette guide plate to drop, and on the other hand, magnetism is inhaled fixed with higher costs, and the installation is inconvenient. If the mounting mode of plastics bumping pearl or metal hasp is adopted, the cigarette guide plate carries out a lot of dismouting back, and the aperture in locking hole can grow usually to lead to the cigarette guide plate to drop from the cigarette guide plate stores pylon easily. In addition, the dismouting structure of current other smoke deflector generally has spare part specification more, and the structure is comparatively complicated, and installation space is great defect relatively. In conclusion, the existing smoke guide plate dismounting structure needs to be further improved.
In addition, the locking and unlocking of various existing smoke guide plates are basically completed by two different actions, the required force of the unlocking action is larger, and the difficulty of dismounting the smoke guide plates by common users is further increased.
Disclosure of Invention
The utility model aims to solve the technical problem that a smoke deflector locking mechanical system for range hood that just can accomplish the locking or the unblock of smoke deflector with single action is provided to above-mentioned prior art current situation.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: this a smoke deflector locking mechanical system for range hood, including collection petticoat pipe and the smoke deflector of locating collection petticoat pipe below, its characterized in that: the smoke guide plate is characterized in that connecting pins are respectively arranged at the left side and the right side of the smoke guide plate, correspondingly, a locking mechanism capable of locking the connecting pins is arranged on the smoke collection cover, the locking mechanism comprises a lock seat, a lock pin and a transmission mechanism, the lock pin and the transmission mechanism are arranged in the lock seat, a vertical guide hole for the connecting pins to enter and slide relative to each other is formed in the bottom of the lock seat, the connecting pins enter the guide hole and can trigger the transmission mechanism and drive the lock pin to transversely move, so that the head of the lock pin penetrates through the guide hole and extends outwards, and the connecting pins are locked.
Preferably, the side wall of the connecting leg is provided with a limit groove into which the lock pin can be inserted when extending outwards.
In order to realize the function that the connection of the smoke guide plate extends into the smoke collecting hood, one smoke guide plate can be locked, and the other smoke guide plate is unlocked, the inner side wall of the lock seat is provided with a guide groove for the lock pin to transversely slide, the two ends of the guide groove are opened and are aligned with the guide hole, and the first elastic piece acting on the lock pin is further arranged, so that the lock pin always has the trend of being far away from the guide hole. When the connecting pin enters the guide hole, the transmission mechanism can be triggered and the lock pin is driven to transversely move, so that the head of the lock pin penetrates through the guide hole to extend outwards, at the moment, the first elastic piece is compressed, and when the connecting pin enters the guide hole, the transmission mechanism is triggered again, so that the connecting pin is withdrawn from the guide hole under the action of elastic restoring force of the first elastic piece, and unlocking is realized.
Preferably, the first elastic element is a compression spring, one end of which abuts against the inner side wall of the lock seat, and the other end of which abuts against the lock pin.
In order to realize the locking of the lock pin, the lock pin can be in a straight shape or a cross shape; meanwhile, in order to ensure that the lock pin can be kept in a locking state finally after sliding transversely, the lock pin is in a cross shape, a transverse arm of the lock pin can extend into the guide hole, a guide groove is formed in the side wall of a vertical arm of the lock pin, a limiting piece used for keeping the lock pin extending into the guide hole is arranged on one side of the bottom of the guide groove, a second elastic piece is arranged on the other side of the bottom of the guide groove, one end of the second elastic piece is connected to the limiting piece, and the other end of the second elastic piece is connected to the bottom of the guide groove, so that the limiting piece always has a downward resetting tendency. The utility model discloses utilize the horizontal arm that is in the criss-cross lockpin as the lockpin ingeniously, vertical arm then opens the guide way that has the locating part, and the locating part enables the lockpin and keeps stretching into the state in the guiding hole outward.
In order to realize that the locating part can make the lockpin keep the state of stretching into in the guiding hole outward, preferred scheme is: the limiting part comprises a convex column and a fixed seat for fixing the convex column, a limiting track for sliding the head of the convex column is arranged on the inner side wall of the lock seat below the guide groove, the limiting track is approximately triangular and comprises a first chute, a second chute and a third chute, the first chute inclines from bottom to top away from the guide hole, the second chute inclines from bottom to top towards the guide hole, the third chute is connected with the first chute and the second chute, the middle part of the inner side wall of the third chute is inwards concave to form a clamping part, and in an initial state, the limiting part is positioned at the bottom of the third chute; under the state that the transmission mechanism drives the lock pin to extend outwards relative to the guide hole gradually, the limiting piece can slide along the first chute and the second chute; and under the condition that the limiting piece enters the third inclined groove again and is limited in the clamping part, the lock pin can be kept extending out of the guide hole.
The guide groove is provided with a second elastic piece, so that the limiting piece always has a downward resetting trend.
The second elastic piece is a compression spring, one end of the second elastic piece is propped against the limiting piece, and the other end of the second elastic piece is propped against the side wall of the top of the guide groove.
In order to realize transmission, the selected transmission mode comprises various modes such as flexible shaft transmission, hydraulic transmission and gas transmission, and the transmission mechanism can convert the upward power generated when the connecting pin enters the guide hole into the transverse movement of the lock pin.
From the perspective of cost and installation, the pneumatic transmission mode is preferred, the transmission mechanism comprises a first elastic pressing head, a second elastic pressing head and an air guide pipe for connecting the first elastic pressing head and the second elastic pressing head, air can flow in the inner cavity of the air guide pipe under the condition that the connecting pins enter the guide holes and extrude the first elastic pressing head, and the flowing air drives the second elastic pressing head to apply pushing force to the lock pin.
The transmission mechanism comprises a first elastic pressing head, a second elastic pressing head and an air guide pipe for connecting the first elastic pressing head and the second elastic pressing head, wherein the first elastic pressing head is arranged at a position where the first elastic pressing head can be touched by a connecting pin entering the guide hole, the second elastic pressing head is arranged at a position where the second elastic pressing head can abut against one side, far away from the guide hole, of the lock pin, and when the connecting pin enters the guide hole, the first elastic pressing head is pressed and touched to enable air to flow in an inner cavity of the air guide pipe, so that the second elastic pressing head is driven to apply a driving force to the lock pin, and the lock pin is driven to transversely move to enable the head of the lock pin to penetrate through the guide hole and.
Compared with the prior art, the utility model has the advantages of be provided with locking mechanical system in the collection petticoat pipe, utilize the connection foot of aviation baffle to stretch into the relative locking or the unblock of triggering the connection foot under the action in the collection petticoat pipe, on deduce the opening that the cigarette board front side portion enabled the connection foot to get into locking mechanical system promptly by the lockpin chucking, it enables the connection foot and breaks away from the lockpin to continue to deduce the cigarette board front side portion on to realize pushing up once, pin, press the function of unblock again, and is not only laborsaving, also reduced the operation degree of difficulty for the smoke deflector of ordinary user's dismouting.
Drawings
FIG. 1 is a schematic cross-sectional view of the embodiment of the present invention showing the connection of the smoke guide plate and the smoke collecting hood via the locking device;
fig. 2 is a schematic structural view of a lock seat in the locking device according to the embodiment of the present invention;
fig. 3 is a schematic structural view of the locking device in the locked state according to the embodiment of the present invention;
fig. 4 is a schematic structural view of the locking device in an unlocked state according to an embodiment of the present invention;
fig. 5 is a schematic structural view of the limiting member at the position of the locking portion when the locking device is in the locking state according to the embodiment of the present invention;
FIG. 6 is a cross-sectional view of FIG. 3;
fig. 7 is a schematic view of the fit section of the smoke guide plate in the state of being unlocked from the smoke collecting hood in the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 7, the smoke guide plate locking mechanism for a range hood of the present embodiment includes a smoke collecting hood 1 and a smoke guide plate 2 disposed below the smoke collecting hood 1, wherein the left and right sides of the rear end of the smoke collecting hood 1 are respectively provided with a clamping portion 12 and the left and right sides of the rear side of the smoke guide plate 2 are respectively provided with a hook 22 matched with the clamping portion, and the clamping portion 12 and the hook 22 form a detachable rotatable connection so that the smoke guide plate 2 can be turned over up and down relative to the smoke collecting hood 1. The left and right sides of the front side of the smoke guide plate 2 are respectively provided with a connecting foot 21, the left and right sides of the front end of the smoke collecting hood 1 are respectively provided with a locking device at corresponding positions, and the relative locking or unlocking of the connecting feet 21 is triggered under the action that the connecting feet 21 extend into the smoke collecting hood 1, because the connecting feet 21 at the left and right sides have the same structure, the following description of the left connecting foot 21 is also applied to the right connecting foot 21, and the connecting feet 21 are used for description.
As shown in fig. 1 to 5, specifically, the locking mechanism 3 includes a lock seat 31, a cross-shaped lock pin 32 and a transmission mechanism, which are disposed in the lock seat 31, a vertical guide hole 311 for the connection pin 21 to enter and slide is disposed at the bottom of the lock seat 31, and the connection pin 21 entering the guide hole 311 can trigger the transmission mechanism and drive the lock pin 32 to extend or retract relative to the guide hole 311. Wherein, the inside wall of lock seat 31 is provided with the guide way 312 that supplies lockpin 32 lateral sliding, the both ends opening of guide way 312 to communicate with guiding hole 311, be connected with first elastic component 321 on the lockpin 32, preferably two extension springs set up respectively in the upper and lower both ends of the vertical arm of lockpin 32, the one end of this extension spring is connected on the inside wall of lock seat 31, the other end links to each other with the lateral wall of the vertical arm of lockpin 32, make lockpin 32 have the trend of keeping away from guiding hole 311 all the time. The lateral arm of the lock pin 32 can extend into the guide hole 311, in order to make the lock pin 32 finally keep in a locking state in the process of lateral sliding, the side wall of the vertical arm of the lock pin 32 is provided with a guide slot 4, a limiting piece 5 with a lateral dimension smaller than the width of the guide slot 4 is arranged in the guide slot 4, the head of the lock pin 32 is maintained in a state of extending out of the guide hole 311 by biasing the limiting piece 5 at the first side of the guide slot 4 adjacent to the guide hole 311, the limiting piece 5 comprises a convex column 51 and a fixed seat 52 for fixing the convex column 51, the inner side wall of the lock seat 31 is provided with a limiting rail 6 for sliding the head of the convex column 51 below the guide slot 312, the limiting rail 6 is approximately triangular, and comprises a first inclined groove 61 inclined from bottom to top in a direction far away from the guide hole 311, a second inclined groove 62 inclined from bottom to top in a direction towards the guide hole 311, and a third inclined groove 63 connecting the first inclined groove 61 and, the middle part of the inner side wall of the third chute 63 is inwards concave to form a clamping part 64, and in an initial state, the limiting part 5 is positioned at the bottom of the third chute 63; under the state that the transmission mechanism drives the lock pin 32 to extend outwards relative to the gradual guide hole 311, the limiting piece 5 can slide along the first inclined groove 61 and the second inclined groove 62; in a state where the limiting member 5 enters the third inclined groove 63 again and is limited in the locking portion 64, the lock pin 32 can be kept extending into the guide hole 311. And, the guide slot 4 is provided with a second elastic member 41 therein, so that the limiting member 5 always has a downward return tendency, the second elastic member 41 is a compression spring, one end of which abuts against the limiting member 5, and the other end of which abuts against the top side wall of the guide slot 4.
The transmission mechanism comprises a first elastic pressing head 7, a second elastic pressing head 8 and an air guide pipe 9 for connecting the first elastic pressing head 7 and the second elastic pressing head 8, wherein the first elastic pressing head 7 is arranged at a position where the first elastic pressing head can be triggered by a connecting pin 21 entering a guide hole 311, the second elastic pressing head 8 is arranged at a position where the second elastic pressing head can be abutted against one side of the lock pin 32 far away from the guide hole 311, and when the connecting pin 21 enters the guide hole 311, the first elastic pressing head 7 is extruded and triggered to enable air to flow in an inner cavity of the air guide pipe 9, so that the second elastic pressing head 8 is driven to apply driving force to the lock pin 32, and the lock pin 32 is driven to transversely move to enable the head of the lock pin 32. In the state that the connecting leg 21 enters the guide hole 311 and presses the first elastic pressing head 7, the gas can flow in the inner cavity of the gas guide tube 9, and the flowing gas drives the second elastic pressing head 8 to apply a pushing force to the lock pin 32. In addition, the connecting leg 21 has a limiting groove 211 formed on a side wall thereof for the locking pin 32 to extend into or retract from, and the length of the limiting groove 211 is greater than that of the locking pin 32. Thus, when the limiting member 5 slides along the first chute 61 and the second chute 62, in the process that the lock pin 32 gradually extends to the guide hole 311, the lock pin 32 only extends to the middle or the bottom of the limiting groove 211 of the lock pin 32, and is not completely locked at this time, and when the limiting member 5 enters the third chute 63 again and is limited in the clamping portion 64, the position of the lock pin 32 relative to the connecting pin 21 is lower, the connecting pin 21 can move downwards relative to the lock pin 32, and then the lock pin 32 can abut against the upper end portion of the limiting groove 211 of the lock pin 32, so that the smoke guide plate 2 can be suspended below the smoke collection cover 1 when being locked relative to the smoke collection cover 1 while the full-locking state is realized.
When the smoke guide plate 2 is installed, firstly, the smoke guide plate 2 is pushed backwards, so that the clamping hooks 22 on the left side and the right side of the rear side of the smoke guide plate 2 are hooked into the clamping parts on the left side and the right side of the rear end part of the smoke collecting hood 1, then the connecting pins 21 on the left side and the right side of the front side part of the smoke guide plate 2 extend into the vertical guide holes 311 of the lock seat 31 in the locking device of the smoke collecting hood 1 to extrude the first elastic pressing head 7, gas can flow in the inner cavity of the gas guide tube 9, the flowing gas drives the second elastic pressing head 8 to apply driving force to the lock pin 32, and the second elastic pressing head moves transversely to extend into the limiting grooves 211 of the connecting pins 21 to; when the limiting member 5 enters the third inclined groove 63 again and is limited in the clamping portion 64, at this time, the second elastic member 41 is compressed to the shortest state, and when the connecting leg 21 can move downwards relative to the lock pin 32, the lock pin 32 can abut against the upper end portion of the limit groove 211 of the lock pin 32, so that the full-locking state is realized, and simultaneously, the smoke guide plate 2 can be hung in the lower space of the smoke collecting hood 1 when being locked relative to the smoke collecting hood 1;
when the air deflector is disassembled, the connecting feet 21 at the left side and the right side of the front side part of the air deflector are pushed upwards into the vertical guide hole 311 of the lock seat 31 in the smoke collecting hood 1 locking device, the second elastic part 41 is pressed upwards again, because the second elastic part 41 is compressed to the shortest state when in the complete locking state, the limiting part 5 slides out from the clamping part 64 under the action of the elastic restoring force of the second elastic part 41 and enters the unlocking state, so that the connecting feet 21 at the left side and the right side of the front side part of the air deflector are separated from the locking device, then the air deflector is pulled upwards, so that the clamping hook 22 at the front side part of the smoke guide plate 2 is separated from the clamping part of the smoke collecting hood 1, and the disassembly is completed.
Claims (9)
1. The utility model provides a smoke deflector locking mechanical system for range hood, includes collection petticoat pipe (1) and locates smoke deflector (2) of collection petticoat pipe (1) below, its characterized in that: also comprises
The connecting feet (21) are arranged on the left side and the right side of the smoke guide plate (2);
a locking mechanism (3) arranged on the fume collecting hood (1) and used for locking the connecting foot (21);
wherein,
the locking mechanism comprises:
the lock seat (31) is provided with a transverse guide groove (312) and a vertical guide hole (311) penetrating through the transverse guide groove (312), and the vertical guide hole (311) is used for allowing the connecting foot (21) to enter and relatively slide in the vertical guide hole;
the lock pin is slidably arranged on the lock seat (31) and can extend and retract inside and outside relative to the vertical guide hole (311);
and the transmission mechanism is arranged in the lock seat (31) and used for driving the lock pin to extend and retract relative to the inside and the outside of the vertical guide hole (311).
2. The smoke deflector locking mechanism for a range hood according to claim 1, wherein: the side wall of the connecting foot (21) is provided with a limit groove (211) into which the lock pin (32) can be inserted when extending outwards.
3. The smoke deflector locking mechanism for a range hood according to claim 1, wherein: the inner side wall of the lock seat (31) is provided with a transverse guide groove (312), two ends of the guide groove (312) are opened and aligned with the guide hole (311), and the lock seat is further provided with a first elastic piece (321) acting on the lock pin (32), so that the lock pin (32) always tends to be far away from the guide hole (311).
4. The smoke guide plate locking mechanism for the range hood according to claim 3, wherein: the first elastic piece (321) is a compression spring, one end of the first elastic piece is propped against the inner side wall of the lock seat (31), and the other end of the first elastic piece is propped against the lock pin (32).
5. The smoke guide plate locking mechanism for the range hood according to claim 3, wherein: the lock pin (32) is cross-shaped, the tail end of a transverse arm of the lock pin (32) is a head part capable of penetrating through the guide hole (311), a guide groove (4) is formed in the side wall of a vertical arm of the lock pin (32), a limiting part (5) with the transverse dimension smaller than the width of the guide groove (4) is arranged in the guide groove (4), and the head part of the lock pin (32) is kept in a state of extending out of the guide hole (311) by biasing the limiting part (5) on the first side, adjacent to the guide hole (311), of the guide groove (4).
6. The smoke deflector locking mechanism for a range hood according to claim 5, wherein: the limiting piece (5) comprises a convex column (51) and a fixed seat (52) for fixing the convex column (51), a limiting rail (6) for sliding the head of the convex column (51) is arranged on the inner side wall of the lock seat (31) below the guide groove (312), the limiting rail (6) is approximately triangular and comprises a first inclined groove (61) which inclines from bottom to top in the direction away from the guide hole (311), a second inclined groove (62) which inclines from bottom to top in the direction towards the guide hole (311) and a third inclined groove (63) connecting the first inclined groove (61) and the second inclined groove (62), the middle part of the inner side wall of the third inclined groove (63) is inwards concave to form a clamping part (64), and in an initial state, the limiting piece (5) is positioned at the bottom of the third inclined groove (63); under the condition that the transmission mechanism drives the lock pin (32) to relatively gradually extend out of the guide hole (311), the limiting piece (5) can slide along the first inclined groove (61) and the second inclined groove (62); the lock pin (32) can be held in the guide hole (311) in a state where the stopper (5) is re-inserted into the third inclined groove (63) and is stopped in the stopper portion (64).
7. The smoke guide plate locking mechanism for the range hood according to claim 6, wherein the guiding groove (4) is provided with a second elastic member (41) so that the limiting member (5) always has a downward returning tendency.
8. The smoke guide plate locking mechanism for range hood according to claim 7, wherein said second elastic member (41) is a compression spring, one end of which abuts against said limiting member (5) and the other end of which abuts against the top side wall of said guiding slot (4).
9. The smoke deflector locking mechanism for a range hood according to claim 1, wherein: the transmission mechanism comprises a first elastic pressing head (7), a second elastic pressing head (8) and an air guide pipe (9) for connecting the first elastic pressing head and the second elastic pressing head, wherein the first elastic pressing head (7) is arranged at a position where the first elastic pressing head can be touched by a connecting pin (21) entering a guide hole (311), the second elastic pressing head (8) is arranged at a position where the second elastic pressing head can prop against one side, far away from the guide hole (311), of the lock pin (32), and when the connecting pin (21) enters the guide hole (311), the first elastic pressing head (7) is pressed and touched, so that air flows in an inner cavity of the air guide pipe (9), and then the second elastic pressing head (8) is driven to apply a driving force to the lock pin (32), and the lock pin (32) is driven to transversely move to enable the head of the lock pin (32) to penetrate through the guide hole (311) and extend outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721922287.9U CN207751039U (en) | 2017-12-30 | 2017-12-30 | A kind of smoke deflector locking mechanism for range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721922287.9U CN207751039U (en) | 2017-12-30 | 2017-12-30 | A kind of smoke deflector locking mechanism for range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207751039U true CN207751039U (en) | 2018-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721922287.9U Active CN207751039U (en) | 2017-12-30 | 2017-12-30 | A kind of smoke deflector locking mechanism for range hood |
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| Country | Link |
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| CN (1) | CN207751039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237108A (en) * | 2021-05-28 | 2021-08-10 | 宁波方太厨具有限公司 | Connecting structure and range hood applying same |
-
2017
- 2017-12-30 CN CN201721922287.9U patent/CN207751039U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237108A (en) * | 2021-05-28 | 2021-08-10 | 宁波方太厨具有限公司 | Connecting structure and range hood applying same |
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