CN202885059U - Air outlet device for smoke exhauster - Google Patents
Air outlet device for smoke exhauster Download PDFInfo
- Publication number
- CN202885059U CN202885059U CN 201220564237 CN201220564237U CN202885059U CN 202885059 U CN202885059 U CN 202885059U CN 201220564237 CN201220564237 CN 201220564237 CN 201220564237 U CN201220564237 U CN 201220564237U CN 202885059 U CN202885059 U CN 202885059U
- Authority
- CN
- China
- Prior art keywords
- gear
- guide post
- air outlet
- drive link
- rotating shaft
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses an air outlet device for a smoke exhauster which comprises a cover body and a valve plate assembly. The valve plate assembly is arranged on an air outlet of the cover body and comprises a revolving shaft and two symmetrical valve plates, the revolving shaft is arranged along a symmetrical shaft of the air outlet, and the two valve plates are hinged on the revolving shaft. The total area of the two valve plates is matched up with the air outlet, and the valve plates can open or close the air outlet by rotating around the revolving shaft. The air outlet device for the smoke exhauster is characterized in that a control device for controlling the two valve plates to automatically open and close is arranged below the valve plate assembly. The air outlet device can automatically control the valve plates to open and close and guarantee the valve plates to start successfully and close tightly, so that the smoke exhauster can exhaust air smoothly when in use and prevent lamp black from flowing backwards after the smoke exhauster is switched off; and the air outlet device can guarantee the two valve plates to start and close simultaneously, so that the air is exhausted through the smoke exhauster smoothly and the noise of the smoke exhauster is reduced.
Description
Technical field
The utility model relates to a kind of exhaust apparatus of lampblack absorber.
Background technology
Used in the building that now family lives generally all is common flue, the oil smoke that the range hood of every household is discharged is discharged from the dwelling house top after range hood enters common flue, if air outlet for kitchen ventilator is poorly sealed, will cause the user's of lower floor oil smoke in discharge process, to enter the room of upper strata resident family, perhaps when blowing hard or air pressure when low, oil smoke that upper strata resident family discharges also can occur and enter situation in the house from the exhaust outlet of the range hood of resident family of lower floor, produce between the air flue collaborate mutually, the phenomenon of smoke blowing.So general lampblack absorber all sets out fan housing at the air outlet place of lampblack absorber, valve block is set in the outlet housing, valve block opens that oil smoke is expelled to common flue usually when lampblack absorber uses, valve block is also closed when lampblack absorber is closed, and prevents that the oil smoke in the common flue from pouring in down a chimney.Non-return valve block in the common outlet housing is the double valve sheet structure.
Contain greasy dirt in the oil smoke, lampblack absorber uses long afterwards, and greasy dirt is piled up on the valve block easily, cause adhesion between valve block and the housing, and be piled up in greasy dirt on the valve block what depend on the performance of the grease separation of oil smoke amount that lampblack absorber sucks, lampblack absorber itself, the air-out mode of blower fan system, the shape of exhaust passage, the mounting means of discharge pipe, the temperature humidity of external environment etc.So the greasy dirt that is piled up on each valve block is unequal, this has just directly caused valve block different from the adhesion degree of the housing inner ring of outlet housing, suppose that the bonding degree of valve block A and housing inner ring is greater than the bonding degree of valve block B and housing inner ring, after lampblack absorber starts, static pressure in valve block its outlet housing of the moment before opening is maximum, the suffered air pressure of valve block A and valve block B equates, if the valve block B less with housing inner ring bonding degree opens first, then the gas pressure intensity moment in the outlet housing significantly reduces, valve block A then is difficult to open again, this has just directly caused the lampblack absorber air draft not smooth, and noise increases phenomenon and occurs.
Such as the disclosed a kind of smoke exhaustion check valve main body structure of China Patent Publication No. CN201412567Y, be provided with valve body and baffle plate, be provided with support ring in the valve body, at the support ring top sideboard is set, be connected with back-moving spring on the baffle plate; When opening lampblack absorber, the row of wind of lampblack absorber provides power, blows two baffle plates open, and when lampblack absorber quit work, the screen resilience of back-moving spring made the baffle plate return on the half-turn support ring.Above-mentioned lampblack absorber is when lampblack absorber is opened, if one of them baffle plate is opened in advance, as above principle is described, because pressure reduction reduces in the valve body, causes the another one baffle plate normally not open, this moment, lampblack absorber reduced owing to air-out area, caused the smoke absorption effect variation, and noise increases.When lampblack absorber is closed, because external resistance is inhomogeneous, cause one of them baffle plate to be closed in advance, this moment, two baffle plate angles enlarged, spring force reduces, and causes this spring force that another baffle plate is normally closed, and this moment is because poorly sealed, to cause the oil smoke in the flue to seal in the user kitchen, affect kitchen environment.
China Patent Publication No. is that the prior art of CN102353083A discloses a kind of outlet housing structure, this structure is by having added permanent magnet and magnetisable material at the valve block edge, by with the adhesive of electromagnet, increase the sealing effectiveness under the closed condition, again by with the repulsion of electromagnet, assist valve block to open.But the electromagnet cost is large in this structure, complex structure, calutron damages in oil pollution environment easily, the process that valve block is opened is that two electromagnet act on respectively two valve blocks, the respectively unlatching of auxiliary two valve blocks, if open first with the valve block that the case bonding degree is less, then the gas pressure intensity moment in the outlet housing significantly reduces, another valve block also is difficult to open again, although present technique has increased the structure of assisting in opening valve block, but two valve blocks are not synchronous unlatching, then still exist the hidden danger that a slice valve block is not wherein opened.And the opening and closing of valve block also need to rely on the effect of wind-force in the outlet housing in this outlet housing, so that uncontrollable factor increases the well opening and closing of manual control outlet housing.
The utility model content
Technical problem to be solved in the utility model provides a kind of can automatically control makes two valve blocks keep the exhaust apparatus that is used for lampblack absorber of simultaneously interlock opening and closing.
The utility model solves the problems of the technologies described above the technical scheme that adopts: a kind of exhaust apparatus for lampblack absorber, comprise cover body, be arranged on the valve block assembly at cover body air outlet place, described valve block assembly comprises the rotating shaft that arranges along the symmetry axis of air outlet, and the valve block that is hinged on two symmetries in the rotating shaft, the gross area and the air outlet of described two valve blocks are complementary, and valve block is Unscrew or close described air outlet around the shaft, it is characterized in that: the below of described valve block assembly is provided with the control device that these two valve blocks of control open and close automatically.
Preferably, described control device comprises at least one guide post that is positioned at the vertical extension in described rotating shaft below and drives this guide post around the drive unit of the axle rotation of himself, described guide post is a screw rod, cover has a nut that moves up and down along its length direction on it, one end of two connecting rods is hinged on the nut, and the other end is hinged on respectively on the lower surface of two valve blocks.
Preferably, described drive unit is by the described guide post of an actuator drives.
Preferably, described transmission device comprises that below and rotating shaft that a drive link is positioned at rotating shaft extend in the same way, one end of described drive link is connected to and makes described drive link around the described drive unit of the axle rotation of himself, described drive link is connected with this drive link and rotates synchronously and first gear coaxial with drive link, described the first gear meshes one second gear, this the second gear axially and the first gear axial vertical, described the second gear connects described guide post and rotates synchronously with described guide post.
Preferably, described drive link extends to the center of described rotating shaft below rotating shaft, and described guide post is a below that vertically is positioned at the center of rotating shaft.
Preferably, described the first gear is connected with described drive link by a clutch shaft bearing, and described the second gear is connected with described guide post by one second bearing.
In order to protect gear to be subject to the pollution of greasy dirt, the outside of described the first gear and the second gear is provided with a shell, and described drive link is connected with guide post and is passed this shell and the first gear and be connected gear and be connected.
In order to protect better gear and guide post; increase the serviceability of exhaust apparatus; the outside of described the first gear, the second gear, guide post and nut is provided with a shell; described drive link passes this shell and is connected with the first gear, and the both sides of described shell are respectively equipped with two vertical openings that supply connecting rod to stretch out and move up and down.
Compared with prior art, the utility model has the advantage of this exhaust apparatus, opening and closing that not only can the autocontrol valve sheet, the unlatching of assurance valve block is smooth and close tight, air draft when lampblack absorber is used oil smoke unobstructed and when preventing that lampblack absorber from closing pours in down a chimney, and can guarantee the synchronous opening and closing of two valve blocks, make the noise that the air draft of lampblack absorber is unobstructed and reduce lampblack absorber.The protection of shell also can make control device do not polluted by greasy dirt and cause the inconvenience of use, the service life of having improved exhaust apparatus.
Description of drawings
Fig. 1 is the schematic perspective view (valve block closed condition) of the utility model lampblack absorber exhaust apparatus.
Fig. 2 is the part schematic diagram (valve block closed condition, remove portion cover body) of the utility model lampblack absorber exhaust apparatus.
Fig. 3 is the schematic perspective view (valve block is opened partial status) of the utility model lampblack absorber exhaust apparatus.
Fig. 4 is the part schematic diagram (valve block is opened partial status, the remove portion cover body) of the utility model lampblack absorber exhaust apparatus.
Fig. 5 is the part schematic diagram of the utility model lampblack absorber exhaust apparatus.
Fig. 6 is the part schematic diagram of the exhaust apparatus of the another kind of embodiment of the utility model.
Fig. 7 is the part schematic diagram (valve block open mode, remove portion cover body) of the exhaust apparatus of the another kind of embodiment of the utility model.
The specific embodiment
Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.
Shown in Fig. 1-5, lampblack absorber exhaust apparatus of the present utility model, comprise cover body 1, and the valve block assembly that is arranged on cover body 1 air outlet 11 places, this valve block assembly comprises along the rotating shaft 2 of the symmetry axis horizontally set of air outlet 11, and the gross area and the air outlet 11 that are hinged on 3, two valve blocks 3 of valve block of two symmetries in the rotating shaft 2 be complementary, and these two valve blocks 3 are this air outlet 11 of 2 Unscrews or close this air outlet 11 around the shaft.And the edge of two valve blocks 3 is shelved on the inner ring of cover body 1.
The below of rotating shaft 2 also is provided with the wind guide strip 4 that extends in the same way with rotating shaft 2, is used for the guiding oil smoke and discharges from air outlet 11.The below of valve block assembly is provided with the control device that these two valve blocks 3 of a control open and close automatically.This control device comprises that one is positioned at the motor 51 of cover body 1 one sides, this motor 51 connects a drive link 52, this drive link 52 extends to the central lower of rotating shaft 2 in the same way with rotating shaft 2 below rotating shaft 2, one end of drive link 52 is connected with motor 51, the other end is for to be connected with one first gear 71 by a clutch shaft bearing 61, the axial of this first gear 71 is the length direction of drive link 52, this first gear 71 is engaged with the second gear 72, this the second gear 72 axially and the first gear 71 axial vertical, and this second gear 72 is connected to an end of a guide post 53 by one second bearing 62, guide post 53 and drive link 52 are perpendicular and vertically arrange downwards, and namely extend straight down this guide post 53 below of being positioned at described rotating shaft 2.Therefore this motor 51 can drive drive link 52 with and on the first gear 71 rotate, the rotation of this first gear 71 can convert the rotation of the second gear 72 to, the second gear 72 can drive this guide post 53 and rotate synchronously around the axle of himself, and namely this motor 51 can pass through drive link 52, the first gear, this guide post 53 of the second gear drive around the axle rotation of himself.This guide post 53 is a screw rod, and cover has an end of 54, two connecting rods 55 of nut that move up and down along its length direction to be hinged on the nut 54 on it, and the other end is hinged on respectively on the lower surface of two valve blocks 3.Therefore along with the rotation of guide post 53, nut 54 can move up and down at guide post 53, and then drives upwards opening and closing of valve block 3 downwards by connecting rod 55.Therefore pass through the control of this control device, can be by the motion of control motor 51, namely control rotating and reverse of motor 51, and then control guide post 53 counterclockwise or turn clockwise, and then control the moving up and down of nut 54, namely control the opening and closing of this valve block 3, realize the automatic control of valve block 3 motions.And synchronous interaction during the opening and closing of this valve block 3, can prevent between valve block and the cover body because oil smoke adhesion and the situation that can not open or can not open simultaneously occurs.In this structure, also can be provided with a shell 8 at the first gear 71 and clutch shaft bearing 61 and the second gear 72 and the second bearing 62 outsides, drive link 52 is connected with guide post and is all passed this shell 8 and the first gear and be connected gear and be connected.So both can make this control device have the outward appearance of an overall appearance, can prevent also that oil smoke from entering the first gear, the second gear, prevent that gear from can't rotate because oil smoke causes adhesion, perhaps rotate not smooth.This exhaust apparatus can prevent that also valve block 3 from being blown open because of the effect of external force, prevents that the oil smoke when lampblack absorber does not use from pouring in down a chimney.This motor also can be replaced by other drive unit, as long as can drive this guide post 53 around the axle rotation of himself.
And, those skilled in the art also can recognize, not necessarily to adopt the setting of above-mentioned motor, gear, bearing and drive link, as long as this control device comprises that one can drive guide post 53 around the drive unit of the axle rotation of himself, for example drive unit can directly connect the rotation of guide post 53 and then driving guide post 53.And drive link, gear and bearing just consist of one from drive unit to guide post 53 transmission device, also can omit these transmission devices or adopt other transmission device.And this guide post 53 also can vertically arrange many below rotating shaft 2, drive link 52 extends in the same way with rotating shaft 2 below rotating shaft 2, and simultaneously by a plurality of the first gears be connected gear and these many guide posts 53 and all be connected and drive the rotation of guide post 53, also can arrange simultaneously manyly with a plurality of nuts 54 that are complementary with guide post 53, and many connecting rods 55 are connected to respectively the nut 54 on this guide post 53.Preferably, this guide post 53 is one, vertically is positioned at the central lower of rotating shaft 2.
Shown in Fig. 6,7, another kind of embodiment for this exhaust apparatus, among this embodiment, other are same as the previously described embodiments, different is, this guide post 53 ' is shorter, and guide post 53 ' also is positioned at shell 8 ' with nut 54, and the both sides of shell 8 ' are respectively equipped with two vertical openings 81 and stretch out for connecting rods 55 and move up and down.This structure is not only so that the profile of exhaust apparatus is more compact attractive in appearance, and can prevent that nut 54 from emerging in this guide post 53 ', more can prevent guide post 53 ' upper adhesion greasy dirt and cause the opening and closing of valve block 3 obstructed, improve the service life of this exhaust apparatus.
This exhaust apparatus, opening and closing that not only can the autocontrol valve sheet, the unlatching of assurance valve block is smooth and close tight, air draft when lampblack absorber is used oil smoke unobstructed and when preventing that lampblack absorber from closing pours in down a chimney, and can guarantee the synchronous opening and closing of two valve blocks, make the noise that the air draft of lampblack absorber is unobstructed and reduce lampblack absorber.And the protection of shell also can make control device do not polluted by greasy dirt and causes the inconvenience of use, the service life of having improved exhaust apparatus.
Claims (8)
1. exhaust apparatus that is used for lampblack absorber, comprise cover body (1), be arranged on the valve block assembly that cover body (1) air outlet (11) is located, described valve block assembly comprises the rotating shaft (2) that arranges along the symmetry axis of air outlet (11), and the valve block (3) that is hinged on two symmetries in the rotating shaft (2), the gross area of described two valve blocks (3) and air outlet (2) are complementary and valve block (3) (2) Unscrew or close described air outlet (11) around the shaft, and it is characterized in that: the below of described valve block assembly is provided with the control device that these two valve blocks (3) of control open and close automatically.
2. exhaust apparatus as claimed in claim 1, it is characterized in that: described control device comprises at least one guide post (53) that is positioned at the vertical extension in described rotating shaft (2) below and drives this guide post (53) around the drive unit of the axle rotation of himself, described guide post (53) is a screw rod, cover has a nut (54) that moves up and down along its length direction on it, one end of two connecting rods (55) is hinged on the nut (54), and the other end is hinged on respectively on the lower surface of two valve blocks (3).
3. exhaust apparatus as claimed in claim 2 is characterized in that: described drive unit is by the described guide post of an actuator drives.
4. exhaust apparatus as claimed in claim 3, it is characterized in that: described transmission device comprises that below and rotating shaft (2) that a drive link (52) is positioned at rotating shaft (2) extend in the same way, one end of described drive link (52) is connected to and makes described drive link (52) around the described drive unit of the axle rotation of himself, described drive link (52) is connected with this drive link (52) and rotates synchronously and first gear (71) coaxial with drive link (52), described the first gear (71) engagement one second gear (72), axially axial vertical with the first gear (71) of this second gear (72), described the second gear (72) described guide post of connection and rotate synchronously with described guide post.
5. exhaust apparatus as claimed in claim 4, it is characterized in that: described drive link (52) extends to the center of described rotating shaft (2) in the below of rotating shaft (2), and described guide post (53) is a below that vertically is positioned at the center of rotating shaft (2).
6. such as claim 4 or 5 described exhaust apparatus, it is characterized in that: described the first gear (71) is connected with described drive link (52) by a clutch shaft bearing (61), and described the second gear (72) is connected with described guide post (53) by one second bearing (62).
7. such as claim 4 or 5 described exhaust apparatus, it is characterized in that: the outside of described the first gear (71) and the second gear (72) is provided with a shell (8), and described drive link (52) is connected 53 with guide post) all pass this shell (8) and the first gear (71) and be connected gear (72) and be connected.
8. such as claim 4 or 5 described exhaust apparatus, it is characterized in that: described the first gear (71), the second gear (72), guide post (53 ') are provided with a shell (8 ') with the outside of nut (54), described drive link (52) passes this shell (8 ') and is connected with the first gear (71), and the both sides of described shell (8 ') are respectively equipped with two vertical openings (81) that supply connecting rod (55) to stretch out and move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220564237 CN202885059U (en) | 2012-10-30 | 2012-10-30 | Air outlet device for smoke exhauster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220564237 CN202885059U (en) | 2012-10-30 | 2012-10-30 | Air outlet device for smoke exhauster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202885059U true CN202885059U (en) | 2013-04-17 |
Family
ID=48076483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220564237 Withdrawn - After Issue CN202885059U (en) | 2012-10-30 | 2012-10-30 | Air outlet device for smoke exhauster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202885059U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927601A (en) * | 2012-10-30 | 2013-02-13 | 宁波方太厨具有限公司 | Air outlet device for range hoods |
| CN104990114A (en) * | 2015-06-24 | 2015-10-21 | 宁波方太厨具有限公司 | Outlet housing of range hood |
| CN106741817A (en) * | 2016-12-30 | 2017-05-31 | 北京天恒长鹰科技股份有限公司 | A kind of valving near space dirigible |
| CN108087595A (en) * | 2018-01-26 | 2018-05-29 | 杭州老板电器股份有限公司 | Check-valves and central cooking fume control equipment |
| CN109442049A (en) * | 2018-11-12 | 2019-03-08 | 江苏中科睿赛污染控制工程有限公司 | A kind of Electric air valve with gear |
| CN112443919A (en) * | 2020-10-30 | 2021-03-05 | 威能(无锡)供热设备有限公司 | Ventilation device |
| CN113090767A (en) * | 2021-03-26 | 2021-07-09 | 联知(北京)技术服务有限公司 | Fireproof check valve |
-
2012
- 2012-10-30 CN CN 201220564237 patent/CN202885059U/en not_active Withdrawn - After Issue
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927601A (en) * | 2012-10-30 | 2013-02-13 | 宁波方太厨具有限公司 | Air outlet device for range hoods |
| CN102927601B (en) * | 2012-10-30 | 2015-03-11 | 宁波方太厨具有限公司 | Air outlet device for range hoods |
| CN104990114A (en) * | 2015-06-24 | 2015-10-21 | 宁波方太厨具有限公司 | Outlet housing of range hood |
| CN104990114B (en) * | 2015-06-24 | 2017-10-27 | 宁波方太厨具有限公司 | A kind of outlet housing of lampblack absorber |
| CN106741817A (en) * | 2016-12-30 | 2017-05-31 | 北京天恒长鹰科技股份有限公司 | A kind of valving near space dirigible |
| CN108087595A (en) * | 2018-01-26 | 2018-05-29 | 杭州老板电器股份有限公司 | Check-valves and central cooking fume control equipment |
| CN108087595B (en) * | 2018-01-26 | 2024-05-10 | 杭州老板电器股份有限公司 | Check valve and central oil smoke clarification plant |
| CN109442049A (en) * | 2018-11-12 | 2019-03-08 | 江苏中科睿赛污染控制工程有限公司 | A kind of Electric air valve with gear |
| CN112443919A (en) * | 2020-10-30 | 2021-03-05 | 威能(无锡)供热设备有限公司 | Ventilation device |
| CN113090767A (en) * | 2021-03-26 | 2021-07-09 | 联知(北京)技术服务有限公司 | Fireproof check valve |
| CN113090767B (en) * | 2021-03-26 | 2022-06-17 | 联知(北京)技术服务有限公司 | Fireproof check valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202885059U (en) | Air outlet device for smoke exhauster | |
| CN102927601B (en) | Air outlet device for range hoods | |
| CN103486674B (en) | A kind of wall-mounted fresh air purifier | |
| WO2019037493A1 (en) | Dual-purpose circulating purifier | |
| CN204877155U (en) | Take new trend air purification window of air purification function | |
| CN204513596U (en) | The two purifier that purifies air of indoor and outdoors air | |
| CN204100393U (en) | The new blower fan of way flow Two-way Cycle | |
| US20200116367A1 (en) | Ventilator With Dual Flow Passages | |
| CN103743055A (en) | Fresh air and indoor air purification dual-purpose machine | |
| CN203052773U (en) | Air outlet housing of smoke exhaust ventilator | |
| CN106705336A (en) | Air purifying device | |
| CN1963232A (en) | Fan | |
| CN203478450U (en) | Wall-mounted fresh air purifier | |
| CN102927600B (en) | Air outlet housing of range hood | |
| CN209145097U (en) | A kind of ventilation type curtain wall structure | |
| CN206739521U (en) | A kind of air cleaning unit of VMC switch room circulate in the wind | |
| CN106288117B (en) | Fresh air purifier capable of being switched in internal and external circulation mode | |
| CN102913973B (en) | Range hood outlet housing capable of assisting in quickly opening valve plates | |
| CN204962907U (en) | Air purification type range hood's wind channel isolating construction | |
| CN205261737U (en) | Air purifier | |
| CN201662178U (en) | Automatic air interchanger with wind power | |
| CN203082966U (en) | Range hood air outlet cover capable of assisting in quick opening of valve plates | |
| CN206449745U (en) | Air conditioner with purification function | |
| CN202417562U (en) | Novel tunnel ventilation device | |
| CN211781762U (en) | Ventilation and noise reduction device for underground fire-fighting engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130417 Effective date of abandoning: 20150311 |
|
| RGAV | Abandon patent right to avoid regrant |