CN206846856U - A kind of ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour - Google Patents
A kind of ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour Download PDFInfo
- Publication number
- CN206846856U CN206846856U CN201720598925.XU CN201720598925U CN206846856U CN 206846856 U CN206846856 U CN 206846856U CN 201720598925 U CN201720598925 U CN 201720598925U CN 206846856 U CN206846856 U CN 206846856U
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- Prior art keywords
- oil
- cover body
- adaptor
- taint
- passage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 241000283216 Phocidae Species 0.000 title claims abstract description 15
- 239000011324 bead Substances 0.000 claims description 5
- 235000019504 cigarettes Nutrition 0.000 abstract description 6
- 238000009825 accumulation Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 8
- 239000000779 smoke Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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- Separating Particles In Gases By Inertia (AREA)
Abstract
A kind of ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour, including cover body, clamping ring, valve block and adaptor, adaptor includes circular bottom part, internal ring wall and external annulus, the first oil-collecting passage is formed between internal ring wall and external annulus, clamping ring is above external annulus, oil leaking hole is provided with circular bottom part, between the inside bottom and cover body of adaptor oily passage is flowed formed with inclined obliquely from outer to inner, the inner circumferential of cover body forms annular oil trap, annular oil trap is located at the lower section of circular bottom part and is connected with oil leaking hole, gap is left between the lower surface of circular bottom part and annular oil trap, and, the outlet minimum point for flowing oily passage is higher than the lower surface of circular bottom part and is less than its upper surface.Oil in passage between the adaptor and cover body of the ventilator air outlet cover can play a part of preventing the taint of odour of falling cigarette, as the oil accumulation in passage is more, oil in passage can will not increase viscosity smoothly from flowing outside oily passage outflow cover body as accumulation is rotten.
Description
Technical field
A kind of outlet housing of range hood is the utility model is related to, more particularly, to a kind of suction of self sealss smoke-backflow-proof taint of odour
Lampblack absorber outlet housing.
Background technology
At present, typically common flue used in the building of household resident, the range hood discharge of every household
Oil smoke enters the discharge above house after common flue from range hood, if air outlet for kitchen ventilator is poorly sealed, will lead
Cause the oil smoke of underlying User to enter the room of upper strata resident family in discharge process, either when blowing hard or air pressure is low, also can
The oil smoke for the discharge of upper strata resident family occur enters in house from the exhaust outlet of the range hood of resident family of lower floor, so as to produce between air flue
Collaborate mutually, the phenomenon of smoke blowing.Therefore, the outlet housing of existing range hood is mounted on non-return valve block, existing outlet housing tool
Body includes cover body, clamping ring, valve block installation axle and non-return valve block, and clamping ring includes installation portion and the smoke pipe above installation portion
Connecting portion, the lower end of installation portion are stretched into inside cover body and are fixed on cover body, and smoke pipe connecting portion is used for installing smoke pipe, check (non-return) valve
Piece is arranged in valve block installation axle.Valve block in off position under just cover the air outlet of range hood, when range hood works
When, valve block opens air outlet, and when range hood does not work, blade is closed by deadweight, and valve block is put on shape on cover body
Into sealing, so as to prevent the oil smoke in the common flue outside air outlet from pouring in down a chimney.Mainly asked existing for existing ventilator air outlet cover
Topic is that larger stream oil passage is provided with cover body, and although oil that the larger oily passage of stream is easy to clamping ring to flow down smoothly flows out to
Outside the cover body of outlet housing, but the taint of odour of falling cigarette phenomenon is than more serious.In addition, also commonly there is valve for existing ventilator air outlet cover
Piece is easily cemented and produced the phenomenon that can not be opened by oil.In summary, the air-out cover structure to existing range hood is needed
It is further improved.
Utility model content
Technical problem to be solved in the utility model is to be directed to above-mentioned state of the art, there is provided one kind can make oil suitable
Profit outflow, and can effectively solve the problems, such as the ventilator air outlet cover of the self sealss smoke-backflow-proof taint of odour for the taint of odour of falling cigarette.
Technical scheme is used by the utility model solves above-mentioned technical problem：The oil suction of the self sealss smoke-backflow-proof taint of odour
Cigarette machine outlet housing, including cover body, the clamping ring installed in covering on top and the valve block in cover body, it is characterised in that：Also wrap
The adaptor installed in covering on top inner circumferential is included, the adaptor includes circular bottom part, internal ring wall and external annulus, described interior
Ring wall and external annulus are upwardly extended from the inside and outside edge of circular bottom part respectively, and the first collection is formed between internal ring wall and external annulus
Oily passage, the clamping ring is located at the top of the external annulus of the adaptor, oil leaking hole is provided with the circular bottom part, described
Formed with the oily passage of inclined stream obliquely from outer to inner between the inside bottom and cover body of adaptor, the inner circumferential of the cover body into
Type has annular oil trap, and the annular oil trap is located at the lower section of the circular bottom part and is connected with oil leaking hole, circular bottom part
Gap is left between annular oil trap, also, the outlet minimum point of the oily passage of stream is higher than the annular bottom of the adaptor
The lower surface in portion and the upper surface for being less than the circular bottom part.
In order that the oil flowed down from clamping ring medial surface is smoothly flowed into annular oil trap, under the clamping ring medial surface
The vertical projection at edge is fallen into the first described oil-collecting passage.
Further preferably, the inside bottom of the adaptor is described formed with the ramp set obliquely from outer to inner
The inner circumferential of cover body forms annular bead, and the annular bead has a lower inclined plane of face ramp, the ramp with it is oblique
Described stream oil passage is formed between face.
In order that the oil for flowing into oil leaking hole can flow rapidly into the oily passage of stream, described stream oil passage flows close to oil leaking hole
At least two, oily passage is simultaneously uniformly distributed along the circumferencial direction interval of adaptor.
Preferably, formed with the second oil-collecting passage between the external annulus of the adaptor and cover body periphery wall, also, this
Two oil-collecting passages are connected with the annular oil trap, are provided with the bottom of the clamping ring and are connected with the second oil-collecting passage
Logical through hole.So, the first oil-collecting passage and the second oil-collecting passage are collectively forming U-shaped passage with annular oil trap.
Further preferably, oil leak breach is provided with the external annulus of the adaptor, the oil leak breach is close to corresponding
Through hole and oil leaking hole.
In order that the sealing effectiveness of valve block is more preferable, integrally formed with wind guide strip, the valve block installation on the adaptor
On the wind guide strip.After wind guide strip integration, two valve blocks can be made to turn into two complete smooth semi circular surfaces.
In order to carry out location and installation to clamping ring, the mounting post for separating distribution is formed in the inner circumferential of the cover body, in institute
The correspondence position for stating clamping ring bottom is provided with mounting hole, and the mounting hole is positioned in described mounting post and will by connector
Clamping ring is fixed on cover body.Connector typically uses screw, screw to complete assembling after clamping ring is fixed.
It can not be opened to prevent valve block from being cemented by oil, the external annulus of the adaptor are higher than internal ring wall, correspondingly,
Under valve block closed mode, the clamping ring is overall above described valve block.
Compared with prior art, the utility model has the advantage of：The ventilator air outlet cover is by inside cover body
Week sets adaptor, the passage of formation fuel feeding flowing between adaptor and cover body, and the oil in passage, which can play, prevents the string of falling cigarette
The effect of taste, also, as the oil accumulation in passage is more, the oil in passage can be smoothly outside the oily passage outflow cover body of stream, oil
Flow regime is constantly in, viscosity will not be increased as accumulation is rotten.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the top view of the utility model embodiment；
Fig. 3 is the perspective exploded view of the utility model embodiment；
Fig. 4 is the structural representation of the adaptor of the utility model embodiment；
Fig. 5 is the structure sectional view of the utility model embodiment；
Fig. 6 is the enlarged diagram of D parts in Fig. 5.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Figures 1 to 6, the ventilator air outlet cover in the present embodiment includes cover body 1, clamping ring 2, valve block 3 and turned
Fitting 4, clamping ring 2 are arranged on the top of cover body 1, and adaptor 4 is arranged on the top inner circumferential of cover body 1, on adaptor 4 integrally formed with
Wind guide strip 47, valve block 3 has two panels and on wind guide strip 47, after the integration of wind guide strip 47, is imitated beneficial to the sealing for improving valve block 3
Fruit.
The mounting structure of clamping ring 2 is as follows：The mounting post 14 for separating distribution is formed in the inner circumferential of cover body 1, at the bottom of clamping ring 2
The correspondence position in portion is provided with mounting hole 22, and mounting hole 22 is positioned in mounting post 14 and by screw (not shown) by clamping ring
2 are fixed on cover body 1.
The top inner circumferential of cover body 1 is provided with a locating dowel (not shown) to raise up, is provided with adaptor 4 and locating dowel
The positioning hole (not shown) being engaged, locating dowel, which is inserted in positioning hole, to carry out location and installation to adaptor 4, and then is avoided
The setting angle mistake of valve block 3.In the present embodiment, adaptor 4 includes circular bottom part 41, internal ring wall 42 and external annulus 43, inner ring
Wall 42 and external annulus 43 upwardly extend from the inside and outside edge of circular bottom part respectively, are formed between internal ring wall 42 and external annulus 43
First oil-collecting passage 51.Clamping ring 2 is located at the top of the external annulus 43 of adaptor 4, and the lower edge of the medial surface of clamping ring 2 is perpendicular
Fallen into projection in the first oil-collecting passage 51.Oil leaking hole 44, the inside bottom and cover body of adaptor 4 are provided with circular bottom part 41
Formed with the inclined oily passage 6 of stream, the inner circumferential of cover body 1 form annular oil trap 11, annular collection obliquely from outer to inner between 1
Oil groove 11 is located at the lower section of circular bottom part 41 and is connected with oil leaking hole 44, is left between circular bottom part 41 and annular oil trap 11
Gap, also, the outlet minimum point A for flowing oily passage 6 is higher than the lower surface B of the circular bottom part 41 of adaptor and is less than the annular bottom
The upper surface C in portion 41.
Stream oil 6 concrete structures of passage of the present embodiment are as follows：With reference to Fig. 5 and Fig. 6, the inside bottom of adaptor 4 formed with
The ramp 45 set obliquely from outer to inner, the inner circumferential of cover body 1 form annular bead 12, and annular bead 12 has in face
The lower inclined plane 13 on inclined-plane, formed between ramp 45 and lower inclined plane 13 and flow oily passage 6.In order that the oil for flowing into oil leaking hole 44 can be fast
Speed flows into oily passage 6, flows oily passage 6 close to oil leaking hole 44.In the present embodiment, flowing oily passage 6 has four and along adaptor 4
Circumferencial direction interval be uniformly distributed.
In addition, formed with the second oil-collecting passage 52, second collection between the external annulus 43 and the periphery wall of cover body 1 of adaptor 4
Oily passage 52 is connected with annular oil trap 11, and the through hole being connected with the second oil-collecting passage 52 is provided with the bottom of clamping ring 2
21.Oil leak breach 46 is provided with the external annulus 43 of adaptor 4, oil leak breach 46 is close to corresponding through hole 21 and oil leaking hole 44.
So, being attached to the oil of the periphery wall of clamping ring 2 can be flowed directly into the second oil-collecting passage 52 by through hole 21, can also pass through oil leak
The part of breach 46 is flowed into the first oil-collecting passage 51, and in the annular oil trap 11 of final inflow cover body 1.
The outlet housing of the present embodiment can also prevent that valve block 3 from being cemented, and specifically, the external annulus 43 of adaptor 4 are higher than inner ring
Wall 42, because clamping ring 2 is supported on external annulus 43, the outer rim of valve block 3 is ridden upon on internal ring wall 42, therefore, is closed in valve block 3
Under state, clamping ring 2 is overall above valve block 3.As long as ensureing that there is enough differences in height between clamping ring 2 and valve block 3, from even
The oil that adapter ring 2 flows down can be flowed directly into annular oil trap 11, without being in contact with valve block 3, will not more accumulate valve block 3 with
Between clamping ring 2, so as to solve the problems, such as that valve block 3 is sticked by oil and does not open.
In use, oil can be flowed down from clamping ring 2 and is pooled in annular oil trap 11, when the ring of oil accumulation to adaptor 4
When on the lower surface B of shape bottom 41, oil will live the passage plugging between adaptor 4 and cover body 1, be prevented down so as to play
The effect of cigarette taint of odour.When oil is continued to build up, and more than the outlet minimum point A for flowing oily passage 6 is risen to liquid level, oil can be along stream
Oily passage 6 flows out, and ensure that oil will not be cumulative, and oil is constantly in flow regime, will not it is rotten with accumulated time and
Increase viscosity, easily flow out.Further, since the outlet minimum point A for flowing oily passage 6 is upper less than the circular bottom part 41 of adaptor
Surface C, therefore, oil have just flowed away higher than A points and when being less than C planes, will not tire out on the upper surface C of circular bottom part 41
Product, solidification is become viscous so as to which oil will not be caused to accumulate.
Claims (9)
1. a kind of ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour, including cover body (1), the clamping ring installed in covering on top
(2) valve block (3) and in cover body, it is characterised in that：Also include the adaptor (4) installed in inner circumferential at the top of cover body (1),
The adaptor (4) includes circular bottom part (41), internal ring wall (42) and external annulus (43), the internal ring wall (42) and external annulus
(43) upwardly extended respectively from the inside and outside edge of circular bottom part, the first collection is formed between internal ring wall (42) and external annulus (43)
Oily passage (51), the clamping ring (2) is located at the top of the external annulus (43) of the adaptor (4), in the circular bottom part
(41) oil leaking hole (44) is provided with, formed with from outer to inner obliquely between the inside bottom and cover body (1) of the adaptor (4)
The inclined oily passage (6) of stream, the inner circumferential of the cover body (1) form annular oil trap (11), annular oil trap (11) position
It is connected in the lower section of the circular bottom part (41) and with oil leaking hole (44), between circular bottom part (41) and annular oil trap (11)
Gap is left, also, the outlet minimum point of the oily passage (6) of stream is higher than the lower surface of the circular bottom part (41) of the adaptor
And less than the upper surface of the circular bottom part (41).
2. the ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour according to claim 1, it is characterised in that：The connection
The vertical projection for enclosing the lower edge of (2) medial surface is fallen into the first described oil-collecting passage (51).
3. the ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour according to claim 1, it is characterised in that：The switching
The inside bottom of part (4) forms ring formed with the ramp (45) set obliquely from outer to inner, the inner circumferential of the cover body (1)
Shape flange collar (12), the annular bead (12) have the lower inclined plane (13) of face ramp, the ramp (45) and lower inclined plane
(13) described stream oil passage (6) is formed between.
4. the ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour according to claim 1, it is characterised in that：Described stream
Oily passage (6) flows oily passage (6) at least two and uniform along the circumferencial direction interval of adaptor close to oil leaking hole (44)
Distribution.
5. the ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour according to claim 1, it is characterised in that：The switching
Formed with the second oil-collecting passage (52) between the external annulus (43) and cover body (1) periphery wall of part (4), also, second oil-collecting is led to
Road (52) is connected with the annular oil trap (11), is provided with the bottom of the clamping ring (2) and the second oil-collecting passage
(52) through hole (21) being connected.
6. the ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour according to claim 5, it is characterised in that：At described turn
Oil leak breach (46) is provided with the external annulus (43) of fitting (4), the oil leak breach (46) is close to corresponding through hole (21) and leakage
Oilhole (44).
7. the ventilator air outlet cover of the self sealss smoke-backflow-proof taint of odour according to any claim in claim 1 to 6, its
It is characterised by：On the adaptor (4) wind guide strip (47) is arranged on integrally formed with wind guide strip (47), the valve block (3)
On.
8. the ventilator air outlet cover of the self sealss smoke-backflow-proof taint of odour according to any claim in claim 1 to 6, its
It is characterised by：The mounting post (14) for separating distribution is formed in the inner circumferential of the cover body (1), in the clamping ring (2) bottom
Correspondence position is provided with mounting hole (22), and the mounting hole (22) is positioned in described mounting post (14) and will even by connector
Adapter ring (2) is fixed on cover body (1).
9. the ventilator air outlet cover of the self sealss smoke-backflow-proof taint of odour according to any claim in claim 1 to 6, its
It is characterised by：The external annulus (43) of the adaptor (4) are higher than internal ring wall (42), correspondingly, described under valve block closed mode
Clamping ring (2) is overall above described valve block (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720598925.XU CN206846856U (en) | 2017-05-26 | 2017-05-26 | A kind of ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720598925.XU CN206846856U (en) | 2017-05-26 | 2017-05-26 | A kind of ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206846856U true CN206846856U (en) | 2018-01-05 |
Family
ID=60797031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720598925.XU Withdrawn - After Issue CN206846856U (en) | 2017-05-26 | 2017-05-26 | A kind of ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206846856U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975840A (en) * | 2017-05-26 | 2018-05-01 | 宁波方太厨具有限公司 | A kind of ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour |
-
2017
- 2017-05-26 CN CN201720598925.XU patent/CN206846856U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975840A (en) * | 2017-05-26 | 2018-05-01 | 宁波方太厨具有限公司 | A kind of ventilator air outlet cover of self sealss smoke-backflow-proof taint of odour |
| CN107975840B (en) * | 2017-05-26 | 2023-12-15 | 宁波方太厨具有限公司 | Self-sealing smoke-pouring and smell-mixing prevention exhaust ventilator air outlet cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180105 Effective date of abandoning: 20231215 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180105 Effective date of abandoning: 20231215 |