CN106382397A - Electric control air-return-resistant check valve for exhaust hood - Google Patents

Electric control air-return-resistant check valve for exhaust hood Download PDF

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Publication number
CN106382397A
CN106382397A CN201610738705.2A CN201610738705A CN106382397A CN 106382397 A CN106382397 A CN 106382397A CN 201610738705 A CN201610738705 A CN 201610738705A CN 106382397 A CN106382397 A CN 106382397A
Authority
CN
China
Prior art keywords
check
valve
motor
valve block
valves
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.)
Pending
Application number
CN201610738705.2A
Other languages
Chinese (zh)
Inventor
任富佳
曹永祥
郑桐福
何峰
陈卫星
俞峰峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Robam Appliances Co Ltd
Original Assignee
Hangzhou Robam Appliances Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hangzhou Robam Appliances Co Ltd filed Critical Hangzhou Robam Appliances Co Ltd
Priority to CN201610738705.2A priority Critical patent/CN106382397A/en
Publication of CN106382397A publication Critical patent/CN106382397A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
    • F16K15/182—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism
    • F16K15/1821—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism for check valves with a hinged or pivoted closure member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/221—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves specially adapted operating means therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
    • F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
    • F16K31/042—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves with electric means, e.g. for controlling the motor or a clutch between the valve and the motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/20—Removing cooking fumes

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Air-Flow Control Members (AREA)

Abstract

The invention discloses an electric control air-return-resistant check valve for an exhaust hood, and aims to ensure that a valve plate can be opened and closed automatically, effectively solve the problem about air loss of the exhaust hood in an oil fume emission process, and then improve the oil fume suction efficiency. The electric control air-return-resistant check valve comprises a check valve body, wherein the check valve body comprises a check valve main sleeve, the valve plate, a motor seat and a motor; the two ends of the check valve main sleeve are open; the valve plate is arranged in the check valve main sleeve by rotating a valve plate rotation shaft; the motor seat is arranged on the outer side surface of the check valve main sleeve; the motor is arranged on the motor seat; a motor shaft of the motor is connected with the valve plate rotation shaft through a crankshaft, and coaxially arranged with the valve plate rotation shaft; and a micro switch matched with the crankshaft is also arranged on the motor seat.

Description

A kind of lampblack absorber Electronic control return air check-valve
Technical field
The present invention relates to lampblack absorber field is and in particular to a kind of lampblack absorber Electronic control return air check-valve.
Background technology
In the prior art, the valve block of the return air check-valve of lampblack absorber mostly is passive type and opens；Return air check-valve When closed, the self gravitation by valve block remains off, open when, be by range hood outward air draft pressure by its Blow open so that oil smoke is arranged to common flue or outdoor.The closed mode of this return air check-valve is unstable at present, when closed Affected by flue gas stream, valve block is not closed completely sometimes（Valve block opens certain angle）, the problem of smoke blowing taint of odour occurs；And When opening, rely on the outer air draft pressure handle valve block of range hood to open, cause certain wind loss.
Content of the invention
The invention aims to overcoming the deficiencies in the prior art, provide a kind of valve block can automatically open up, It is automatically switched off, the problem that range hood causes wind loss during mist extractor can be prevented effectively from, thus lifting fume-exhausting The lampblack absorber of efficiency Electronic control return air check-valve.
The technical scheme is that：
A kind of lampblack absorber Electronic control return air check-valve, including check-valves main part, described check-valves main part includes two ends and opens Mouthful the main sleeve pipe of check-valves, the valve block being arranged on by valve block axis of rotation in the main sleeve pipe of check-valves, be arranged on the main set of check-valves Motor cabinet on pipe lateral surface and be arranged on motor on motor cabinet, described motor is fixedly connected with motor cabinet by screw, electricity The motor shaft of machine is connected with valve block rotating shaft by bent axle, and motor shaft is coaxially disposed with valve block rotating shaft, on described motor cabinet also It is provided with the microswitch with bent axle cooperation.
The valve block of this programme lampblack absorber Electronic control return air check-valve can automatically open up, and is automatically switched off, Ke Yiyou Effect avoids range hood to cause the problem of wind loss during mist extractor, thus lifting fume-exhausting efficiency.On the other hand, originally Scheme valve block closing after, valve block good stability, can avoid being affected by flue gas stream and open certain angle, smoke blowing string occurs The problem of taste.
Preferably, valve block rotating shaft includes left-hand rotation shaft member and right-hand rotation shaft member, described left-hand rotation shaft member includes only being rotatably arranged on Return the left axle bar on the main sleeve side walls of valve and be arranged on left axle boom end the left connection sheet paralleled with left axle bar；Described right-hand rotation Shaft member includes the right axle bar being rotatably arranged on the main sleeve side walls of check-valves and is arranged on right axle boom end equal with right axle bar The right connection sheet of row, and right axle bar is coaxially disposed with left axle bar, described valve block is by screw and left connection sheet and right connection sheet phase Connect.
Preferably, valve block and left connection sheet pass through three mode connects for screws, and connect three spiral shells of valve block and left connection sheet The triangle structure of line of nail, described valve block passes through three mode connects for screws with right connection sheet, and connects valve block and right connection The triangle structure of line of three screws of piece.The valve block of this programme is good with the connective stability of valve block rotating shaft.
Preferably, also including non-return valve base, described non-return valve base includes base body and the setting of both ends open Ring flange on base body, one end of the main sleeve pipe of described check-valves is connected with one end of base body.
Preferably, also including airduct external member, the other end of the main sleeve pipe of described check-valves is connected with one end of airduct external member Connect and formed the vent passages of lampblack absorber.
Preferably, microswitch is located at the underface of bent axle, and microswitch is arranged on motor cabinet by screw.
The invention has the beneficial effects as follows：Valve block can automatically open up, and is automatically switched off, and can be prevented effectively from range hood in row The problem of wind loss is caused, thus lifting fume-exhausting efficiency during oil smoke.
Brief description
Fig. 1 is a kind of exploded isometric structural representation with Electronic control return air check-valve for the lampblack absorber of the present invention.
Fig. 2 is the front view with Electronic control return air check-valve for the lampblack absorber of the present invention.
Fig. 3 is the partial enlarged drawing at A in Fig. 2.
Fig. 4 is the structural representation of the left-hand rotation shaft member, bent axle and motor part of the present invention.
Fig. 5 is the structural representation during check-valves open mode of the present invention.
Fig. 6 is that the check-valves of the present invention change structural representation during adjustment angle state according to air quantity.
In figure：Non-return valve base 1, ring flange 11, the main sleeve pipe of check-valves main part 2, check-valves 21, valve block 22, motor cabinet 23, Motor 24, motor shaft 241, left-hand rotation shaft member 25a, left axle bar 25a1, left connection sheet 25a2, right-hand rotation shaft member 25b, bent axle 26, fine motion Switch 27, airduct external member 3.
Specific embodiment
With specific embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1 and Figure 2, a kind of lampblack absorber Electronic control return air check-valve includes check-valves main part 2, non-return valve base 1 And airduct external member 3.Check-valves main part includes the main sleeve pipe of check-valves 21 of both ends open, is arranged on non-return by valve block axis of rotation Valve block 22 in the main sleeve pipe of valve, the motor cabinet 23 being arranged on check-valves main outside of sleeve face and be arranged on the motor on motor cabinet 24.Non-return valve base includes the base body of both ends open and is arranged on the ring flange 11 on base body.The main sleeve pipe of check-valves One end be connected with one end of base body, the other end of the main sleeve pipe of check-valves is connected with one end of airduct external member and is formed The vent passages of lampblack absorber.Non-return valve base be arranged at the oil extraction mouth of common flue or range hood oil extraction mouth Place.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, valve block rotating shaft includes left-hand rotation shaft member 25a and right-hand rotation shaft member 25b.Left-hand rotation shaft member bag Include the left axle bar 25a1 being rotatably arranged on the main sleeve side walls of check-valves and be arranged on left axle boom end and parallel with left axle bar Left connection sheet 25a2.Right-hand rotation shaft member includes the right axle bar being rotatably arranged on the main sleeve side walls of check-valves and is arranged on right axle bar End the right connection sheet paralleled with right axle bar, and right axle bar is coaxially disposed with left axle bar.Valve block passes through screw and left connection Piece and right connection sheet are connected.Valve block and left connection sheet pass through three mode connects for screws, and connect three of valve block and left connection sheet The triangle structure of line of screw.Valve block passes through three mode connects for screws with right connection sheet, and connects valve block and right connection sheet Three screws the triangle structure of line.
Motor is fixedly connected with motor cabinet by screw.Motor is located at the main outside of sleeve of check-valves.The motor shaft 241 of motor It is connected with valve block rotating shaft by bent axle 26, specifically, the motor shaft of motor passes through the left axle bar of bent axle and left-hand rotation shaft member 25a1 is connected.Motor shaft is coaxially disposed with valve block rotating shaft.Microswitch 27 with bent axle cooperation is additionally provided with motor cabinet.Fine motion Switch is located at the underface of bent axle, and microswitch is arranged on motor cabinet by screw.Bent axle often rotates one week, microswitch Touched by bent axle and open once.
As shown in figure 5, when motor receives range hood starting-up signal, motor passes through bent axle band moving valve plate rotating shaft and valve Piece rotates 90 ° so that valve block is vertical with vent passages section, makes check-valves resistance minimum, reaches Maximum Ventilatory Volume；Thus effectively Avoid range hood to cause the problem of wind loss during mist extractor, lift fume-exhausting efficiency.
As shown in fig. 6, when motor receives range hood air amount variable signal, motor passes through bent axle band moving valve plate rotating shaft Adjust the open angle of valve block with valve block according to the change of range hood air quantity size.
When motor receives range hood off signal, motor is reversely revolved with valve block by bent axle band moving valve plate rotating shaft Turn, stop operating when bent axle touches microswitch, close check-valves.

Claims (6)

1. a kind of lampblack absorber Electronic control return air check-valve, is characterized in that, including check-valves main part, described check-valves main part Including the main sleeve pipe of check-valves of both ends open, the valve block being arranged in the main sleeve pipe of check-valves by valve block axis of rotation, it is arranged on Motor cabinet on check-valves main outside of sleeve face and be arranged on motor on motor cabinet, it is solid with motor cabinet that described motor passes through screw Fixed connection, the motor shaft of motor is connected with valve block rotating shaft by bent axle, and motor shaft is coaxially disposed with valve block rotating shaft, described electricity Microswitch with bent axle cooperation is additionally provided with support.
2. lampblack absorber according to claim 1 Electronic control return air check-valve, is characterized in that, described valve block rotating shaft bag Include left-hand rotation shaft member and right-hand rotation shaft member, described left-hand rotation shaft member includes the left axle bar being rotatably arranged on the main sleeve side walls of check-valves and sets The left connection sheet put in left axle boom end and parallel with left axle bar；Described right-hand rotation shaft member includes being rotatably arranged on the main set of check-valves Right axle bar on tube side wall and be arranged on right axle boom end the right connection sheet paralleled with right axle bar, and right axle bar and left axle bar It is coaxially disposed, described valve block is connected with left connection sheet and right connection sheet by screw.
3. lampblack absorber according to claim 2 Electronic control return air check-valve, is characterized in that, described valve block and left company Three mode connects for screws, and the triangle structure of line of three screws of connection valve block and left connection sheet are passed through in contact pin, described Valve block passes through three mode connects for screws with right connection sheet, and it is triangle with the line of three screws of right connection sheet to connect valve block Structure.
4. the lampblack absorber Electronic control return air check-valve according to claim 1 or 2 or 3, is characterized in that, also include stopping Return valve base, described non-return valve base includes the base body of both ends open and is arranged on ring flange on base body, described One end of the main sleeve pipe of check-valves is connected with one end of base body.
5. lampblack absorber according to claim 4 Electronic control return air check-valve, is characterized in that, also includes duct sleeve Part, the other end of the main sleeve pipe of described check-valves is connected with one end of airduct external member and forms the vent passages of lampblack absorber.
6. the lampblack absorber Electronic control return air check-valve according to claim 1 or 2 or 3, is characterized in that, described fine motion Switch is located at the underface of bent axle, and microswitch is arranged on motor cabinet by screw.
CN201610738705.2A 2016-08-28 2016-08-28 Electric control air-return-resistant check valve for exhaust hood Pending CN106382397A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610738705.2A CN106382397A (en) 2016-08-28 2016-08-28 Electric control air-return-resistant check valve for exhaust hood

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610738705.2A CN106382397A (en) 2016-08-28 2016-08-28 Electric control air-return-resistant check valve for exhaust hood

Publications (1)

Publication Number Publication Date
CN106382397A true CN106382397A (en) 2017-02-08

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CN201610738705.2A Pending CN106382397A (en) 2016-08-28 2016-08-28 Electric control air-return-resistant check valve for exhaust hood

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107166075A (en) * 2017-07-21 2017-09-15 杭州老板电器股份有限公司 Check-valves control method, device and check-valves
CN107606254A (en) * 2017-10-25 2018-01-19 杭州老板电器股份有限公司 Check-valves and central cooking fume control equipment
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
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
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
CN112253814A (en) * 2020-09-18 2021-01-22 华帝股份有限公司 Electric check valve for range hood and control method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2616845Y (en) * 2003-03-07 2004-05-19 福建省烟草专卖局烟草农业科学研究所 Air-vent regulating device actuator
US20040183040A1 (en) * 2003-03-18 2004-09-23 Kvvon Tae Moug Flow control valve
CN200952765Y (en) * 2006-08-25 2007-09-26 李砚泰 Controllable exhaust pipe for kitchen fumes ventilator
CN201137727Y (en) * 2007-12-29 2008-10-22 杭州老板家电厨卫有限公司 Return air check-valve
CN103868121A (en) * 2014-04-02 2014-06-18 徐国安 Compound suction type oil fume extractor
CN104482225A (en) * 2014-12-08 2015-04-01 邓军 Simple electric control valve
CN104565459A (en) * 2014-12-30 2015-04-29 杭州老板电器股份有限公司 Electrically-controlled air-return-preventing check valve

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2616845Y (en) * 2003-03-07 2004-05-19 福建省烟草专卖局烟草农业科学研究所 Air-vent regulating device actuator
US20040183040A1 (en) * 2003-03-18 2004-09-23 Kvvon Tae Moug Flow control valve
CN200952765Y (en) * 2006-08-25 2007-09-26 李砚泰 Controllable exhaust pipe for kitchen fumes ventilator
CN201137727Y (en) * 2007-12-29 2008-10-22 杭州老板家电厨卫有限公司 Return air check-valve
CN103868121A (en) * 2014-04-02 2014-06-18 徐国安 Compound suction type oil fume extractor
CN104482225A (en) * 2014-12-08 2015-04-01 邓军 Simple electric control valve
CN104565459A (en) * 2014-12-30 2015-04-29 杭州老板电器股份有限公司 Electrically-controlled air-return-preventing check valve

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107166075A (en) * 2017-07-21 2017-09-15 杭州老板电器股份有限公司 Check-valves control method, device and check-valves
CN107166075B (en) * 2017-07-21 2019-02-15 杭州老板电器股份有限公司 Check-valves control method, device and check-valves
CN107606254A (en) * 2017-10-25 2018-01-19 杭州老板电器股份有限公司 Check-valves and central cooking fume control equipment
CN107606254B (en) * 2017-10-25 2024-04-12 杭州老板电器股份有限公司 Check valve and central oil smoke clarification plant
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
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
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
CN112253814A (en) * 2020-09-18 2021-01-22 华帝股份有限公司 Electric check valve for range hood and control method thereof

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Application publication date: 20170208