CN207278957U - A kind of check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet - Google Patents
A kind of check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet Download PDFInfo
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- CN207278957U CN207278957U CN201721040687.7U CN201721040687U CN207278957U CN 207278957 U CN207278957 U CN 207278957U CN 201721040687 U CN201721040687 U CN 201721040687U CN 207278957 U CN207278957 U CN 207278957U
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- flap
- valve body
- exhaust ventilator
- valves
- check
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Abstract
The utility model discloses a kind of check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet, including flap, valve chamber, inlet channel, valve body, the valve chamber is provided with the valve body, the flap is provided with the valve chamber, flap is provided with the flap to meet and discuss, the upper end of the flap is provided with axis pin, quick access is provided with the valve body, hydraulic cylinder is provided with the quick access, the hydraulic cylinder connection expansion link, the one end of the telescopic rod away from the hydraulic cylinder is provided with telescopic rod and meets and discusses, O-ring seal is provided between the hydraulic cylinder and the quick access, gasket is provided between the quick access and the valve body, rubber gasket is provided with the side that the flap is met and discussed away from the flap.Beneficial effect is：The utility model can not only effectively prevent the reflux of smoke exhaust ventilator oil smoke, and can be according to the size of the Power auto-adjustment oil smoke flow of smoke exhaust ventilator, and air-tightness is good.
Description
Technical field
It the utility model is related to smoke exhaust ventilator field of check valves, and in particular to a kind of self-adjustable smoke pumping of smoke outlet
The check-valves of machine.
Background technology
Smoke exhaust ventilator is also known as range hood, is a kind of kitchen appliance for purifying kitchen environment.It is installed on kitchen health section
Above energy range hood cooking stove, the harmful oil smoke produced 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.Oil smoke is during taking away
Oil vapor backstreaming is prevented to be frequently necessary to set check-valves.Existing check-valves air-tightness is bad and can not achieve automatic adjustment oil smoke
Flow.
Utility model content
The purpose of this utility model is that to solve the above-mentioned problems and provides a kind of smoke outlet self-adjustable pumping
The check-valves of kitchen ventilator.
The utility model is achieved through the following technical solutions above-mentioned purpose：
A kind of check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet, including flap, valve chamber, inlet channel, valve body, institute
State and the valve chamber is provided with valve body, the flap is provided with the valve chamber, being provided with flap on the flap meets and discusses, described
The upper end of flap is provided with axis pin, and quick access is provided with the valve body, and hydraulic cylinder, the hydraulic pressure are provided with the quick access
Cylinder connection expansion link, the one end of the telescopic rod away from the hydraulic cylinder are provided with telescopic rod and meet and discuss, the hydraulic cylinder and described
O-ring seal is provided between quick access, gasket is provided between the quick access and the valve body, the flap is away from the valve
Rubber gasket is provided with the side that valve is met and discussed.
In said structure, the oil smoke of smoke exhaust ventilator enters from the inlet channel, the open-top flap of pressure of oil smoke, by
The air inlet end face enters, and is flowed out by the outlet passageway, and the controller controls the liquid according to the power of smoke exhaust ventilator
Cylinder pressure, when power is smaller, the telescopic rod in the hydraulic cylinder is moved to the direction that the flap is met and discussed, and the telescopic rod is met and discussed
Meet and discuss and contact with the flap, and the flap is moved around the axis pin to the direction of air inlet end face, until reaching properly
Angle, the length of the flexible stretching when power is larger in the hydraulic cylinder is short, described when smoke exhaust ventilator does not work
Telescopic rod in hydraulic cylinder stretches out, and controls the flap to be moved towards the air inlet end face, until the inlet channel is closed, to prevent
Only oil smoke is flow backwards.
In order to further improve the use function of smoke exhaust ventilator check-valves, the rubber gasket includes soft silica gel, institute
State and be provided with rubber between soft silica gel, rubber skin, the rubber skin and described rubber Liancheng are surrounded with the soft silica gel
One entirety, the shape of the rubber gasket is circular ring shape.
In order to further improve the use function of smoke exhaust ventilator check-valves, the valve body limit outlet passageway and it is described into
Gas passage, the inlet channel are connected with the outlet passageway.
In order to further improve the use function of smoke exhaust ventilator check-valves, the inlet channel at the valve flap contacts with enclosing
Into air inlet end face, the air inlet end face coordinates with the flap to close the inlet channel.
In order to further improve the use function of smoke exhaust ventilator check-valves, it is provided with the valve body above the inlet channel
Controller, the controller are electrically connected with the hydraulic cylinder.
In order to further improve the use function of smoke exhaust ventilator check-valves, the valve body limits the valve chamber, the valve
The shape of valve is circle, and the diameter of the flap is more than the diameter of the inlet channel, and the flap is fixed by the axis pin
In the valve body, the flap, which is met and discussed, is fixed on the centre of the flap, and the valve body is connected through a screw thread with the quick access.
Beneficial effect is：The utility model can not only effectively prevent the reflux of smoke exhaust ventilator oil smoke, and can be with
According to the size of the Power auto-adjustment oil smoke flow of smoke exhaust ventilator, and air-tightness is good.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet described in the utility model
Figure；
Structure when Fig. 2 is a kind of check-valves work of the self-adjustable smoke exhaust ventilator of smoke outlet described in the utility model
Schematic diagram；
Fig. 3 be the self-adjustable smoke exhaust ventilator of a kind of smoke outlet described in the utility model check-valves in rubber gasket
Structure diagram.
The reference numerals are as follows：
1st, valve body；2nd, outlet passageway；3rd, telescopic rod；4th, quick access；5th, hydraulic cylinder；6th, O-ring seal；7th, gasket；8th, stretch
Contracting bar is met and discussed；9th, axis pin；10th, air inlet end face；11st, inlet channel；12nd, rubber gasket；13rd, flap；14th, flap is met and discussed；15、
Valve chamber；16th, rubber；17th, rubber skin；18th, soft silica gel；19th, controller.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1-Figure 3, the check-valves of the self-adjustable smoke exhaust ventilator of a kind of smoke outlet, it is characterised in that：Including
Flap 13, valve chamber 15, inlet channel 11, valve body 1, are provided with valve chamber 15 in valve body 1, flap 13, flap are provided with valve chamber 15
Flap is provided with 13 and meets and discusses 14, the upper end of flap 13 is provided with axis pin 9, flap 13 is rotated around axis pin 9, to form difference
Flow, be provided with quick access 4 on valve body 1, be provided with hydraulic cylinder 5 in quick access 4,5 connection expansion link 3 of hydraulic cylinder, telescopic rod 3 is remote
One end of hydraulic cylinder 5 is provided with telescopic rod and meets and discusses 8, and O-ring seal 6, quick access 4 and valve body are provided between hydraulic cylinder 5 and quick access 4
Be provided with gasket 7 between 1, flap 13 meet and discuss away from flap 14 side on be provided with rubber gasket 12, formed good
Air-tightness.
In said structure, the oil smoke of smoke exhaust ventilator enters from inlet channel 11, the open-top flap 13 of pressure of oil smoke, by air inlet
End face 10 enters, and is flowed out by outlet passageway 2, and controller 19 controls hydraulic cylinder 5 according to the power of smoke exhaust ventilator, when power compared with
Hour, telescopic rod 3 in hydraulic cylinder 5 is moved to meet and discuss 14 direction of flap, and telescopic rod, which is met and discussed, 8 meets and discusses with flap and 14 contact, and
Flap 13 is set to be moved around axis pin 9 to the direction of air inlet end face 10, until reaching suitable angle, the hydraulic cylinder when power is larger
The length of flexible stretching in 5 is short, and when smoke exhaust ventilator does not work, flexible in hydraulic cylinder 5, bar 3 stretches out, 13 court of control flap
Air inlet end face 10 is moved, until closing inlet channel 11, to prevent oil smoke from flowing backwards.
In order to further improve the use function of smoke exhaust ventilator check-valves, rubber gasket 12 includes soft silica gel 18, energy
Will be gas-insulated, sealing effect is more preferable, and rubber 16 is provided between soft silica gel 18, rubber skin is surrounded with soft silica gel 18
17, rubber skin 17 and one, 16 Liancheng of rubber entirety, the shape of rubber gasket 12 is circular ring shape, and valve body 1 limits outlet and leads to
Road 2 and inlet channel 11, inlet channel 11 are connected with outlet passageway 2, and inlet channel 11 surrounds air inlet with 13 contact position of flap
End face 10, air inlet end face 10 coordinate with flap 13 to close inlet channel 11, and control is provided with the valve body 1 of the top of inlet channel 11
Device 19 processed, controller 19 are electrically connected with hydraulic cylinder 5, and valve body 1 limits valve chamber 15, and the shape of flap 13 is circle, flap 13
Diameter is more than the diameter of inlet channel 11, and flap 13 is fixed in valve body 1 by axis pin 9, and flap, which is met and discussed, 14 is fixed on flap 13
Centre, valve body 1 is connected through a screw thread with quick access 4.
The basic principle, main feature and advantage of the utility model has been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
Defined by appending claims and equivalents.
Claims (6)
- A kind of 1. check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet, it is characterised in that：Lead to including flap, valve chamber, air inlet Road, valve body, are provided with the valve chamber in the valve body, the flap are provided with the valve chamber, valve is provided with the flap Valve is met and discussed, and the upper end of the flap is provided with axis pin, and quick access is provided with the valve body, hydraulic cylinder is provided with the quick access, The hydraulic cylinder connection expansion link, the one end of the telescopic rod away from the hydraulic cylinder are provided with telescopic rod and meet and discuss, the hydraulic pressure O-ring seal is provided between cylinder and the quick access, gasket is provided between the quick access and the valve body, the flap is remote Rubber gasket is provided with the side met and discussed from the flap.
- A kind of 2. check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet according to claim 1, it is characterised in that：Institute Stating rubber gasket includes soft silica gel, and rubber is provided between the soft silica gel, rubber is surrounded with the soft silica gel Skin, the rubber skin and described one entirety in rubber Liancheng, the shape of the rubber gasket is circular ring shape.
- A kind of 3. check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet according to claim 1, it is characterised in that：Institute State valve body and limit outlet passageway and the inlet channel, the inlet channel is connected with the outlet passageway.
- A kind of 4. check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet according to claim 1, it is characterised in that：Institute State and air inlet end face surrounded at inlet channel and the valve flap contacts, the air inlet end face coordinate with the flap with close it is described into Gas passage.
- A kind of 5. check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet according to claim 1, it is characterised in that：Institute State and controller is provided with the valve body above inlet channel, the controller is electrically connected with the hydraulic cylinder.
- A kind of 6. check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet according to claim 1, it is characterised in that：Institute State valve body and limit the valve chamber, the shape of the flap is circle, and the diameter of the flap is more than the straight of the inlet channel Footpath, the flap are fixed in the valve body by the axis pin, and the flap, which is met and discussed, is fixed on the centre of the flap, described Valve body is connected through a screw thread with the quick access.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721040687.7U CN207278957U (en) | 2017-08-19 | 2017-08-19 | A kind of check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721040687.7U CN207278957U (en) | 2017-08-19 | 2017-08-19 | A kind of check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet |
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| Publication Number | Publication Date |
|---|---|
| CN207278957U true CN207278957U (en) | 2018-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721040687.7U Active CN207278957U (en) | 2017-08-19 | 2017-08-19 | A kind of check-valves of the self-adjustable smoke exhaust ventilator of smoke outlet |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623385A (en) * | 2019-02-28 | 2020-09-04 | 宁波方太厨具有限公司 | Electric valve flow self-adaptive control method of range hood |
| CN111623388A (en) * | 2019-02-28 | 2020-09-04 | 宁波方太厨具有限公司 | Self-adaptive control method for flow of range hood |
| CN111623387A (en) * | 2019-02-28 | 2020-09-04 | 宁波方太厨具有限公司 | Electric valve flow self-adaptive control method of range hood |
| CN111623389A (en) * | 2019-02-28 | 2020-09-04 | 宁波方太厨具有限公司 | Electric valve flow self-adaptive control method of range hood |
-
2017
- 2017-08-19 CN CN201721040687.7U patent/CN207278957U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623385A (en) * | 2019-02-28 | 2020-09-04 | 宁波方太厨具有限公司 | Electric valve flow self-adaptive control method of range hood |
| CN111623388A (en) * | 2019-02-28 | 2020-09-04 | 宁波方太厨具有限公司 | Self-adaptive control method for flow of range hood |
| CN111623387A (en) * | 2019-02-28 | 2020-09-04 | 宁波方太厨具有限公司 | Electric valve flow self-adaptive control method of range hood |
| CN111623389A (en) * | 2019-02-28 | 2020-09-04 | 宁波方太厨具有限公司 | Electric valve flow self-adaptive control method of range hood |
| CN111623387B (en) * | 2019-02-28 | 2021-11-02 | 宁波方太厨具有限公司 | Electric valve flow self-adaptive control method of range hood |
| CN111623385B (en) * | 2019-02-28 | 2021-11-02 | 宁波方太厨具有限公司 | Electric valve flow self-adaptive control method of range hood |
| CN111623389B (en) * | 2019-02-28 | 2021-11-12 | 宁波方太厨具有限公司 | Electric valve flow self-adaptive control method of range hood |
| CN111623388B (en) * | 2019-02-28 | 2022-02-08 | 宁波方太厨具有限公司 | Self-adaptive control method for flow of range hood |
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