CN206816880U - A kind of oil-smoke-exhausting fireproof check valve with magnetic envelope - Google Patents
A kind of oil-smoke-exhausting fireproof check valve with magnetic envelope Download PDFInfo
- Publication number
- CN206816880U CN206816880U CN201720269639.9U CN201720269639U CN206816880U CN 206816880 U CN206816880 U CN 206816880U CN 201720269639 U CN201720269639 U CN 201720269639U CN 206816880 U CN206816880 U CN 206816880U
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- Prior art keywords
- air door
- seal receptacle
- door plate
- magnet
- plate
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Abstract
It the utility model is related to lampblack absorber related accessory technical field, more particularly to a kind of oil-smoke-exhausting fireproof check valve with magnetic envelope, include the air door plate of housing and rotatable connection on the housing, air door plate is the metallic stamping pieces of magnetic conduction, housing includes installing plate and seal receptacle, seal receptacle is arranged on the side of installing plate, seal receptacle is thin-walled tubular structure, seal receptacle axis is mounted opposite the normal slope of plate, installing plate is provided with the passage connected with seal receptacle, air door plate is rotatably connected with housing by an articulated elements and is fitted in the end of seal receptacle, magnet is installed close to air door plate joint place in the inner side of seal receptacle.The utility model is simple in construction, magnet is installed in the inboard of seal receptacle, the magnet makes air door plate be brought into close contact with sealing ring by magnetic, avoids under lampblack absorber off working state, air door plate both sides draught head causes air door plate to open by mistake to open, effectively avoid flue gas under off working state from altering.
Description
Technical field
Lampblack absorber related accessory technical field is the utility model is related to, more particularly to a kind of exhausting oil fume with magnetic envelope is prevented
Fiery check-valves.
Background technology
Lampblack absorber is also known as range hood, is a kind of kitchen appliance for purifying kitchen environment.It is arranged on kitchen health energy-saving
Above range hood cooking stove, caused harmful oil smoke in the waste and cooking process of cooking stove burning can be taken out rapidly
Walk, discharge is outdoor, reduces pollution, purifies air, and has gas defence, the effect of explosion-proof safety guarantee.
Related to existing house desigh, there is potential safety hazard in existing lampblack absorber during installing and using.Nowadays very
More high-rise apartment buildings, the family at its more family are all to share same flue, and the blast pipe of lampblack absorber is all that to be linked into this same
On flue, when having condition of a fire generation in flue, its intensity of a fire is easy to enter interior along range hood pipeline by flue, causes
Fire, it is absolutely unsafe.
In the smoke discharging pipe design of lampblack absorber, it is provided between flue and the blast pipe of lampblack absorber and pacifies in vertical state
The check-valves of dress, the check valve design have an air door plate with the inclined angle of vertical direction, and the upper end of the air door plate passes through
One horizontally disposed rotating shaft is connected with non-return valve housing, and big suction can drive air door plate caused by motor when lampblack absorber works
Rotated laterally around rotating shaft, to play a part of opening check-valves, when lampblack absorber does not work, air door plate is due to its own gravity
Effect is for closed mode.
Because the closing of air door plate is realized by its own gravity, and in the both sides of air door plate, i.e. flue side and interior
The air pressure of space side is under some specific environments and differs, such as the condition of a fire occurs in flue causes air in flue to expand,
The air of expansion can promote air door plate to open, and the flue gas in flue is entered interior by check-valves.
Temperature in timely flue be not enough to be air door plate both sides generation draught head, realize air door by its own gravity
The scheme that plate is closed is there is also potential safety hazard, because air door plate is metalwork, the fitting between air door plate and non-return valve chest is very
It is difficult to ensure that card is very close to each other.
Therefore, the check-valves of the higher lampblack absorber of level of security is designed with preventing the knot of smoke backflow under off working state
Structure.
Relatively conventional way is to be horizontally disposed with a connecting rod, the both ends installation of connecting rod towards indoor side in air door plate
Spring, the other end of spring and one end away from rotating shaft on non-return valve chest, are installed on non-return valve chest close to rotating shaft one end
There is a hook that can be broken in the case of a high temperature, the hook tangles the middle part of connecting rod, when the condition of a fire occurs in flue, high temperature meeting
Fusing hook, the spring of connecting rod two end can move connecting rod to bottom with locked air door plate.
Although said structure has the function that the condition of a fire is met under lampblack absorber inoperative environment to be automatically locked air door plate, hangs
It is hooked under much temperature conditions that can be just blown be the difficult assurance of comparison, such as flue temperature is not enough to fusing hook.In addition,
The shortcomings that structure maximum is that the fusing of hook is irreversible, i.e., needs to re-replace after hook fusing.
Utility model content
The purpose of this utility model is in view of the shortcomings of the prior art, there is provided a kind of exhausting oil fume fire prevention with magnetic envelope
Check-valves.
To solve the above problems, the utility model provides following technical scheme：A kind of exhausting oil fume fire prevention with magnetic envelope
Check-valves, includes housing and rotatable connection air door plate on the housing, and air door plate is the metallic stamping pieces of magnetic conduction, housing bag
Installing plate and seal receptacle are included, seal receptacle is arranged on the side of installing plate, and seal receptacle is thin-walled tubular structure, and seal receptacle axis is relative
The normal slope of installing plate, installing plate are provided with the passage connected with seal receptacle, and air door plate is rotated by an articulated elements and housing
Connect and be fitted in the end of seal receptacle, magnet is installed close to air door plate joint place in the inner side of seal receptacle, installing plate is in
Vertical state, the one end contacted with air door plate on seal receptacle are bonded end, and fitting end and installing plate are in an acute angle.
Further, the air door plate is disc-shaped structure, and articulated elements includes axle bed, connecting plate and rotating shaft, and axle bed is solid
Dingan County fills on a mounting board, and the axle bed is provided with two in vertical state and has axis hole engaging lug, and rotating shaft is arranged on two companies
Between lug, one end of connecting plate is fixedly connected with air door plate, and the other end is rotatably connected with rotating shaft.
Further, the sleeve pipe coordinated with rotating shaft is provided with one end that connecting plate is connected with rotating shaft.
Further, connecting plate is fixed with air door plate using riveting.
Further, it is provided with mounting hole at the corner of installing plate.
Further, it is integrally formed the ring-type extended on the inside of oriented tubular structure positioned at the end at fitting end on seal receptacle
The sealing ring of structure, magnet are arranged on the sealing ring towards one end on the inside of seal receptacle.
Further, multiple magnet (7) are arranged at intervals with the region of covering semicircular ring on the inside of the sealing ring.
Further, the magnetic conductive metal part that housing is formed in one, magnet is directly using magnetic-adsorption in sealing ring
Side.
Further, the inboard of sealing ring is integrally formed with for limiting magnet positions and preventing magnet from coming off spacing
Set.
Further, the working of plastics that housing is formed in one, the inboard of sealing ring is integrally formed with for limiting magnet position
The stop collar put and prevent magnet from coming off.
Beneficial effect：A kind of oil-smoke-exhausting fireproof check valve with magnetic envelope of the present utility model, it is simple in construction, sealing
The inboard of seat is provided with magnet, and the magnet makes air door plate be brought into close contact with sealing ring by magnetic, avoids in lampblack absorber inoperative
Under state, air door plate both sides draught head causes air door plate to open by mistake to open, effectively avoid flue gas under off working state from altering.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram under the utility model closed mode；
Fig. 2 is the sectional view under the utility model closed mode；
Fig. 3 is the dimensional structure diagram under the utility model opening；
Fig. 4 is the sectional view under the utility model opening；
Fig. 5 is dimensional decomposition structure diagram one of the present utility model；
Fig. 6 is dimensional decomposition structure diagram two of the present utility model；
Fig. 7 is the scheme of installation of magnet in specific embodiment of the utility model two；
Fig. 8 is the installation exploded view of magnet in specific embodiment of the utility model two；
Fig. 9 is another mounting structure schematic diagram in specific embodiment of the utility model two.
Description of reference numerals：Housing 1, installing plate 1a, seal receptacle 1b, sealing ring 1b1, magnet mounting seat 1b2, air door plate 2,
Hook support 3, rotating shaft 4, axle bed 5, connecting plate 6, magnet 7.
Embodiment
With reference to Figure of description and embodiment, specific embodiment of the utility model is described in further detail：
Referring to figs. 1 to shown in Fig. 6, a kind of oil-smoke-exhausting fireproof check valve with magnetic envelope, includes housing 1 and rotation connects
The air door plate 2 being connected on the housing 1, air door plate 2 are the metallic stamping pieces of magnetic conduction, and housing includes installing plate 1a and seal receptacle 1b,
Seal receptacle 1b is arranged on installing plate 1a side, and seal receptacle 1b is thin-walled tubular structure, and seal receptacle 1b axis are mounted opposite plate 1a
Normal slope, installing plate 1a is provided with the passage of seal receptacle 1b connections, and air door plate 2 passes through the rotation of an articulated elements and housing 1 and connected
Connect and be fitted in seal receptacle 1b end, magnet 7 is installed close to the joint place of air door plate 2 in seal receptacle 1b inner side.
As shown in Figure 2 and Figure 4, under installment state, installing plate 1a is in vertical state, is connect on seal receptacle 1b with air door plate 2
Tactile one end is bonded end, and fitting end is in an acute angle with installing plate 1a, and the size of the acute angle is advisable for 10~15 degree, air door plate
2 upper end is rotatably connected by articulated elements with installing plate 1a, and air door plate 2 is fitted in the patch on seal receptacle 1b in self gravitation effect
End is closed, check-valves is for closed mode under the state, due to being provided with magnet 7 close to the joint place of air door plate 2 on the inside of seal receptacle 1b,
And air door plate 2 is the metalwork of magnetic conduction, therefore under magneticaction, close, housing 1 is bonded between air door plate 2 and seal receptacle 1b
In the case of progress guarantee being molded with air door plate 2, joint place gapless, and due to magneticaction, the both sides draught head of air door plate 2
Off working state leeward door-plate 2 will not be caused to open, and under lampblack absorber working condition, larger suction caused by blower fan can with gram
Take the suction of the self gravitation of air door plate 2 and magnet 7 and open air door plate 2.
The air door plate 2 is disc-shaped structure, and articulated elements includes axle bed 5, connecting plate 6 and rotating shaft 4, and axle bed 5 fixes peace
On installing plate 1a, the axle bed 5 is provided with two in vertical state and has axis hole engaging lug, and rotating shaft 4 is arranged on two companies
Between lug, one end of connecting plate 6 is fixedly connected with air door plate 2, and the other end is rotatably connected with rotating shaft 4.
Specifically, the sleeve pipe coordinated with rotating shaft 4 is provided with one end that connecting plate 6 is connected with rotating shaft 4.
Connecting plate 6 is fixed with air door plate 2 using riveting.
Both ends positioned at axle bed 5 on installing plate 1a are provided with hook support 3, and the hook support 3 is used to aid in installation peace
Loading board 1a.
Mounting hole is provided with installing plate 1a corner.
The mounting means of version is installed depending on practical matter, can be pacified by installing the mounting hole at version corner
Dress, can also be installed by two hook supports 3.
On seal receptacle 1b the cyclic structure that extends on the inside of oriented tubular structure is integrally formed positioned at the end at fitting end
Sealing ring 1b1, magnet 7 are arranged on sealing ring 1b1 towards one end on the inside of seal receptacle 1b.
As shown in figure 9, it is arranged at intervals with multiple magnet 7 in the region of covering semicircular ring on the inside of the sealing ring 1b1.It is multiple
Magnet 7 is presented semicircular ring and is arranged at intervals the sealing property that can be improved between air door plate 2 and sealing ring 1b1.
The magnetic conductive metal part that housing 1 is formed in one, magnet 7 is directly using magnetic-adsorption in sealing ring 1b1 inboard.Wind
In closed state, its edge on the outside of sealing ring 1b1 directly with being bonded, because magnet 7 is directly fitted in sealing ring 1b1 for door-plate 2
Inner side, and sealing ring 1b1 and air door plate 2 are respectively provided with magnetic conductivity, therefore closure state leeward door-plate 2 can contact magnetic force and compare
Closely it is bonded with sealing ring 1b1, due to by magnetic-adsorption, under lampblack absorber off position, the pressure differential of the both sides of air door plate 2
It is insufficient to allow air door plate 2 to be separated with sealing ring 1b1, there is good sealing.
Although magnet 7 can directly adsorb in sealing ring 1b1 inner side by magnetic force, it is contemplated that lampblack absorber used
With vibration in journey, the vibration may result in position of the magnet 7 on sealing ring 1b1 and changes, or even from sealing ring
Come off on 1b1, and adsorb housing 1 other positions, and then make air door plate 2 in closed state can not by this journey with it is close
Seal ring 1b1 keeps being brought into close contact.Shown in reference picture 7 and Fig. 8, especially in sealing ring 1b1 inboard integrally formed with for limiting
The position of magnet 7 and the magnet mounting seat 1b2 for preventing magnet 7 from coming off.
In the scheme of the sealing ring 1b1 with magnet mounting seat 1b2 structures, because magnet mounting seat 1b2 can be prevented
The change in location of magnet 7 and prevent magnet 7 from coming off, i.e., magnet 7 can not be adsorbed in sealing ring 1b1 inner side by this journey, and
It is to be fixed by specific structure.Therefore, sealing ring 1b1 or even whole housing 1 can be nonmetal parts, i.e., housing 1 is modeling
Materials and parts.
It is described above, only it is preferred embodiment of the present utility model, not technical scope of the present utility model is made
Go out any restrictions, thus it is every any trickle amendment made according to the technical essence of the utility model to above example, equivalent
Change and modification, in the range of still falling within the technical solution of the utility model.
Claims (10)
- A kind of 1. oil-smoke-exhausting fireproof check valve with magnetic envelope, it is characterised in that：Include housing (1) and rotatable connection at this Air door plate (2) on housing (1), air door plate (2) are the metallic stamping pieces of magnetic conduction, and housing includes installing plate (1a) and seal receptacle (1b), seal receptacle (1b) are arranged on installing plate (1a) side, and seal receptacle (1b) is thin-walled tubular structure, seal receptacle (1b) axis Plate (1a) normal slope is mounted opposite, installing plate (1a) is provided with the passage of seal receptacle (1b) connection, and air door plate (2) passes through one Articulated elements is rotatably connected with housing (1) and is fitted in seal receptacle (1b) end, in the inner side of seal receptacle (1b) close to air door plate (2) joint place is provided with magnet (7), and installing plate (1a) is in vertical state, one contacted on seal receptacle (1b) with air door plate (2) End i.e. fitting end, fitting end and installing plate (1a) are in an acute angle.
- A kind of 2. oil-smoke-exhausting fireproof check valve with magnetic envelope according to claim 1, it is characterised in that：The air door Plate (2) is disc-shaped structure, and articulated elements includes axle bed (5), connecting plate (6) and rotating shaft (4), and axle bed (5) is fixedly mounted on peace In loading board (1a), the axle bed (5) is provided with two in vertical state and has axis hole engaging lug, and rotating shaft (4) is arranged on two companies Between lug, one end of connecting plate (6) is fixedly connected with air door plate (2), and the other end is rotatably connected with rotating shaft (4).
- A kind of 3. oil-smoke-exhausting fireproof check valve with magnetic envelope according to claim 2, it is characterised in that：In connecting plate (6) one end being connected with rotating shaft (4) is provided with the sleeve pipe coordinated with rotating shaft (4).
- A kind of 4. oil-smoke-exhausting fireproof check valve with magnetic envelope according to claim 3, it is characterised in that：Connecting plate (6) fixed with air door plate (2) using riveting.
- A kind of 5. oil-smoke-exhausting fireproof check valve with magnetic envelope according to claim 2, it is characterised in that：In installing plate Mounting hole is provided with the corner of (1a).
- A kind of 6. oil-smoke-exhausting fireproof check valve with magnetic envelope according to claim 2, it is characterised in that：In seal receptacle The sealing ring (1b1) of the cyclic structure of extension on the inside of oriented tubular structure, magnetic are integrally formed on (1b) positioned at the end at fitting end Iron (7) is arranged on the sealing ring (1b1) towards one end on the inside of seal receptacle (1b).
- A kind of 7. oil-smoke-exhausting fireproof check valve with magnetic envelope according to claim 6, it is characterised in that：The sealing On the inside of ring (1b1) multiple magnet (7) are arranged at intervals with the region of covering semicircular ring.
- A kind of 8. oil-smoke-exhausting fireproof check valve with magnetic envelope according to claim 6, it is characterised in that：Housing (1) The magnetic conductive metal part being formed in one, magnet (7) is directly using magnetic-adsorption in sealing ring (1b1) inboard.
- A kind of 9. oil-smoke-exhausting fireproof check valve with magnetic envelope according to claim 8, it is characterised in that：Sealing ring The inboard of (1b1) is integrally formed with the magnet mounting seat (1b2) for limiting magnet (7) position and preventing magnet (7) from coming off.
- A kind of 10. oil-smoke-exhausting fireproof check valve with magnetic envelope according to claim 6, it is characterised in that：Housing (1) The working of plastics being formed in one, the inboard of sealing ring (1b1) is integrally formed with for limiting magnet (7) position and preventing magnet (7) the magnet mounting seat (1b2) to come off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720269639.9U CN206816880U (en) | 2017-03-20 | 2017-03-20 | A kind of oil-smoke-exhausting fireproof check valve with magnetic envelope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720269639.9U CN206816880U (en) | 2017-03-20 | 2017-03-20 | A kind of oil-smoke-exhausting fireproof check valve with magnetic envelope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206816880U true CN206816880U (en) | 2017-12-29 |
Family
ID=60749855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720269639.9U Expired - Fee Related CN206816880U (en) | 2017-03-20 | 2017-03-20 | A kind of oil-smoke-exhausting fireproof check valve with magnetic envelope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206816880U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357349A (en) * | 2018-10-19 | 2019-02-19 | 安徽融易达科技有限公司 | Protection type rotary wheel dehumidifying fresh air system |
| CN110238802A (en) * | 2019-06-29 | 2019-09-17 | 江苏赛博宇华科技有限公司 | A kind of mobile phone production labor with dust-proof effect makees platform and application method |
| CN110778757A (en) * | 2019-11-27 | 2020-02-11 | 汩鸿（上海）环保工程设备有限公司 | Square check valve |
| CN110848780A (en) * | 2019-12-11 | 2020-02-28 | 扬州大学 | Duct type non-return device for preventing backflow of oil smoke |
| CN110899633A (en) * | 2019-12-11 | 2020-03-24 | 扬州大学 | Combined die for machining duct type oil smoke backflow prevention check device and using method of die |
| CN111824016A (en) * | 2020-06-24 | 2020-10-27 | 江永县元杰科技有限公司 | Automobile light alarm device |
-
2017
- 2017-03-20 CN CN201720269639.9U patent/CN206816880U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357349A (en) * | 2018-10-19 | 2019-02-19 | 安徽融易达科技有限公司 | Protection type rotary wheel dehumidifying fresh air system |
| CN110238802A (en) * | 2019-06-29 | 2019-09-17 | 江苏赛博宇华科技有限公司 | A kind of mobile phone production labor with dust-proof effect makees platform and application method |
| CN110778757A (en) * | 2019-11-27 | 2020-02-11 | 汩鸿（上海）环保工程设备有限公司 | Square check valve |
| CN110848780A (en) * | 2019-12-11 | 2020-02-28 | 扬州大学 | Duct type non-return device for preventing backflow of oil smoke |
| CN110899633A (en) * | 2019-12-11 | 2020-03-24 | 扬州大学 | Combined die for machining duct type oil smoke backflow prevention check device and using method of die |
| CN110899633B (en) * | 2019-12-11 | 2020-12-08 | 扬州大学 | Combined die for machining duct type oil smoke backflow prevention check device and using method of die |
| CN111824016A (en) * | 2020-06-24 | 2020-10-27 | 江永县元杰科技有限公司 | Automobile light alarm device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20180320 |
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| CF01 | Termination of patent right due to non-payment of annual fee |