CN106321486B - A kind of electric safety fan - Google Patents

A kind of electric safety fan Download PDF

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Publication number
CN106321486B
CN106321486B CN201611002868.0A CN201611002868A CN106321486B CN 106321486 B CN106321486 B CN 106321486B CN 201611002868 A CN201611002868 A CN 201611002868A CN 106321486 B CN106321486 B CN 106321486B
Authority
CN
China
Prior art keywords
connecting rod
rotating disk
electric safety
conducting piece
dead slot
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.)
Expired - Fee Related
Application number
CN201611002868.0A
Other languages
Chinese (zh)
Other versions
CN106321486A (en
Inventor
严继成
黄婉珊
利毅刚
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.)
Zhongshan Leading Electric Co., Ltd.
Original Assignee
ZHONGSHAN LEADING ELECTRIC 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 ZHONGSHAN LEADING ELECTRIC CO Ltd filed Critical ZHONGSHAN LEADING ELECTRIC CO Ltd
Priority to CN201611002868.0A priority Critical patent/CN106321486B/en
Publication of CN106321486A publication Critical patent/CN106321486A/en
Application granted granted Critical
Publication of CN106321486B publication Critical patent/CN106321486B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/008Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/068Mechanical details of the pump control unit
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a kind of electric safety fan, the side of the driving shaft is provided with rotating disk, the driven shaft is provided with conducting piece in the side opposite with the rotating disk, the medial surface of the conducting piece is provided with hole capital after selling all securities, and inside connects one group of connecting rod being inserted in conducting piece hole capital after selling all securities by occlusion structure, the side of the connecting rod is provided with middle base, the middle base is being provided with multiple alignment pins with the opposite end face of the rotating disk, and multiple alignment pins are circumferentially equally spaced, the rotating disk is being provided with multiple arcs dead slot with the opposite end face of the middle base, and the arc dead slot is mutually echoed with the alignment pin.The present invention, when generation foreign matter is involved in inside electric fan, running part can be disengaged with rotating disk in time, play a part of preventing fan rotation immediately.

Description

A kind of electric safety fan
Technical field
The present invention relates to appliance field, specially a kind of electric safety fan.
Background technology
At present, electric fan because its environmental protection, it is practical the characteristics of be widely used in home and industrial sites, but, although it is big Part electric fan has guard, but the threads such as hair or other tiny foreign matters can not be avoided to be involved in, and this not only damages electricity Fan in itself, is more damaged to user, that is, allows to cut off the electricity supply in the very first time that emergency situation occurs, fan is still It can continue to rotate in the presence of inertia, there is serious potential safety hazard.
The content of the invention
It is an object of the invention to provide a kind of electric safety fan, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical scheme:
A kind of electric safety fan, including flabellum, motor, support shaft, support body and base, the flabellum are arranged in guard Portion, described support shaft one end is connected on receiving storehouse outer wall, and the other end is connected on the support body, and the erection of frames is described On base, wherein being provided with resistive force sensor in every flabellum, the flabellum right-hand member is connected with driven shaft, and the motor is arranged at The support body top is simultaneously connected with driving shaft, and the side of the driving shaft is provided with rotating disk, the driven shaft with it is described The opposite side of rotating disk is provided with conducting piece, and the medial surface of the conducting piece is provided with hole capital after selling all securities, and inside is connected by occlusion structure Patch the connecting rod in conducting piece hole capital after selling all securities, the side of the connecting rod is provided with middle base, the middle base with the rotating disk phase To side be provided with multiple alignment pins, and multiple alignment pins are circumferentially equally spaced, the rotating disk with the middle base phase To end face be provided with multiple arcs dead slot, and the arc dead slot mutually echoes with the alignment pin, the periphery of the middle base Face is connected with the inner face of ring, and the outer peripheral face of the ring is fixed with a circle retention plate, the bottom of the retention plate and connecting rod It is fixedly connected, and connecting rod is inserted in inside the inside for accommodating storehouse, the receiving storehouse and is provided with cavity, the connecting rod is in cavity Portion is fixedly installed sliding block, and the side of the sliding block, which is fixed with, to be fixed with outside inside magnet, the receiving storehouse and be wound with The iron staff of metal spiral
Further, the wire of output terminal connection of the input of the metal spiral and regulation device, the resistance sensing The output end of device and the input wire of regulation device are connected.
Further, the occlusion structure is convex on the dead slot in conducting piece hole capital after selling all securities and connecting rod excircle including being arranged on Block.
Further, the size of the projection and the dead slot is equal in magnitude.
Further, the junction of the hole capital after selling all securities of the conducting piece and connecting rod is provided with stage clip.
Further, the stage clip is by the extruding from connecting rod 4.
Further, the magnet is strong magnet.
Further, the excircle of the alignment pin is less than the arc dead slot.
Compared with prior art, the beneficial effects of the invention are as follows:
The present invention is used to connect the driving shaft of motor and the driven shaft of flabellum, when occurring the thread such as hair or other are thin When small foreign matter is involved in, resistive force sensor passes the signal along to regulation device by experiencing small resistance, and running part can Disconnect in time, moment stops the rotation of flabellum, prevents the generation of security incident.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of electric safety fan of the invention;
Fig. 2 is a kind of part-structure schematic diagram of electric safety fan of the invention;
Fig. 3 is a kind of structural representation of electric safety fan cavity inside of the invention;
Fig. 4 is a kind of structural representation of the electric safety fan of the invention in A-A directions;
Fig. 5 is the structural representation of middle base in a kind of electric safety fan of the invention.
In figure:1, driven shaft, 2, driving shaft, 3, conducting piece, 4, connecting rod, 5, occlusion structure, 6, stage clip, 7, middle base, 8, Retention plate, 9, alignment pin, 10, connecting rod, 11, cavity, 12, sliding block, 13, magnet, 14, cavity, 15, iron staff, 16, metal spiral, 17, rotating disk, 18, projection, 19, dead slot, 20, arc dead slot, 21, resistive force sensor, 22, flabellum, 23, motor, 24, support shaft, 25, support body, 26, base, 27, guard.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1, Fig. 2 and Fig. 3, a kind of embodiment that the present invention is provided:A kind of electric safety fan, including flabellum 22, Motor 23, support shaft 24, support body 25 and base 26, the flabellum 22 are arranged on inside guard 27, and described one end of support shaft 24 connects It is connected on the receiving outer wall of storehouse 11, the other end is connected on the support body 25, the support body 25 is arranged on the base 26, wherein Resistive force sensor 21 is provided with every flabellum 22, the right-hand member of flabellum 22 is connected with driven shaft 1, and the motor 23 is arranged at institute State the top of support body 25 and be connected with driving shaft 2, the side of the driving shaft 2 is provided with rotating disk 17, the driven shaft 1 with The opposite side of the rotating disk 17 is provided with conducting piece 3, and the medial surface of the conducting piece 3 is provided with hole capital after selling all securities, and inside is by stinging Close structure 5 and connect the connecting rod 4 being inserted in the hole capital after selling all securities of conducting piece 3, the side of the connecting rod 4 is provided with middle base 7, the middle base 7 Multiple alignment pins 9 are being provided with the opposite side of the rotating disk 17, and multiple alignment pins 9 are circumferentially equally spaced, described turn Disk 17 is being provided with multiple arcs dead slot 20, and the arc dead slot 20 and the positioning with the opposite end face of the middle base 7 Pin 9 is mutually echoed, and the outer peripheral face of the middle base 7 is connected with the inner face of ring, and the outer peripheral face of the ring is fixed with a circle and consolidated Position plate 8, the bottom of the retention plate 8 is fixedly connected with connecting rod 10, and connecting rod 10 is inserted in the inside for accommodating storehouse 11, the receiving storehouse 11 inside are provided with cavity 14, and the connecting rod 10 is fixedly installed sliding block 12, the one of the sliding block 12 in the inside positioned at cavity 14 Side, which is fixed with, is fixed with the outside iron staff 15 for being wound with metal spiral 16 inside magnet 13, the receiving storehouse 11.
The wire of output terminal of the input of the metal spiral 16 and regulation device is connected, the resistive force sensor 21 it is defeated Go out end to be connected with the input wire of regulation device, the size and flow direction of electric current in metal spiral 16 are controlled by regulation device; The occlusion structure 5 includes the projection 18 being arranged on the dead slot 19 inside conducting piece 3 and the excircle of connecting rod 4, realizes level side Move up and rotate the effect of transmission;The size of the projection 18 and the dead slot 19 it is equal in magnitude, prevent junction pine Movable property gives birth to noise;There is provided certain activity space provided with stage clip 6 for the hole capital after selling all securities of the conducting piece 3 and the junction of connecting rod 4;It is described Stage clip 6 is by the extruding from connecting rod 4, and now, stage clip 6 can provide certain activity space, so that alignment pin 9 can It is inserted in arc dead slot 20;The excircle of the alignment pin 9 is less than the arc dead slot 20, conveniently plugs together and disconnects.
Specifically used mode:In present invention work, when there is flabellum by resistance, resistive force sensor stops to the transmission of regulation and control end Stop signal, regulation and control end is to the power transmission of metal spiral 16, and iron staff 15 produces the magnetic pole opposite with magnet 13, because opposite pole is mutually inhaled Draw, magnet 13 is moved to the left with movable slider 12, now, connecting rod 10 drives middle base 7 to move, when alignment pin 9 leaves arc dead slot When 20,2, driving shaft so keeps rotating, and driven shaft stops immediately due to being run out of steam in moment, when opposite direction is to metal When helical 16 carries out power transmission, iron staff 15 is produced and the identical magnetic pole of magnet 13, and because like pole is mutually exclusive, magnet 13 drives Sliding block 12 moves right, now, and connecting rod 10 drives middle base 7 to move, when alignment pin 9 is plugged together in arc dead slot 20, actively Axle 2 drives driven shaft 1 to rotate, fan normal work.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.

Claims (7)

1. a kind of electric safety fan, including flabellum (22), motor(23), support shaft(24), support body(25)And base(26), it is described Flabellum (22) is arranged on guard(27)Inside, the support shaft(24)One end is connected to receiving storehouse(11)On outer wall, the other end connects It is connected on the support body(25)On, the support body(25)Installed in the base(26)On, wherein being provided with every flabellum (22) Resistive force sensor(21), flabellum (22) right-hand member is connected with driven shaft(1), the motor(23)It is arranged at the support body(25) Top and with driving shaft(2)It is connected, the driving shaft(2)Side be provided with rotating disk(17), the driven shaft(1)With The rotating disk(17)Opposite side is provided with conducting piece(3), the conducting piece(3)Medial surface be provided with hole capital after selling all securities, it is and internal Pass through occlusion structure(5)Connection is inserted in conducting piece(3)Connecting rod in hole capital after selling all securities(4), the connecting rod(4)Side be provided with middle base (7), the middle base(7)With the rotating disk(17)Opposite side is provided with multiple alignment pins(9), and multiple alignment pins(9) Circumferentially it is equally spaced, the rotating disk(17)With the middle base(7)Opposite end face is provided with multiple arcs dead slot (20), and the arc dead slot(20)With the alignment pin(9)Mutually echo, the middle base(7)Outer peripheral face and ring it is interior Face is connected, and the outer peripheral face of the ring is fixed with a circle retention plate(8), the retention plate(8)Bottom and connecting rod(10)Gu Fixed connection, and connecting rod(10)It is inserted in receiving storehouse(11)Inside, the receiving storehouse(11)Inside is provided with cavity(14), the connecting rod (10)Positioned at cavity(14)Inside be fixedly installed sliding block(12), the sliding block(12)Side be fixed with magnet (13), the receiving storehouse(11)Inside is fixed with outside and is wound with metal spiral(16)Iron staff(15);The metal spiral (16)Input and regulation device wire of output terminal connect, the resistive force sensor(21)Output end and regulation device Input wire is connected.
2. a kind of electric safety fan according to claim 1, it is characterised in that:The occlusion structure(5)Including being arranged on Conducting piece(3)Dead slot in hole capital after selling all securities(19)And connecting rod(4)Projection on excircle(18).
3. a kind of electric safety fan according to claim 2, it is characterised in that:The projection(18)Size and the sky Groove(19)It is equal in magnitude.
4. a kind of electric safety fan according to claim 1, it is characterised in that:The conducting piece(3)Hole capital after selling all securities and connecting rod (4)Junction be provided with stage clip(6).
5. a kind of electric safety fan according to claim 4, it is characterised in that:The stage clip(6)By from connecting rod(4) Extruding.
6. a kind of electric safety fan according to claim 1, it is characterised in that:The magnet(13)For strong magnet.
7. a kind of electric safety fan according to claim 1, it is characterised in that:The alignment pin(9)Excircle be less than The arc dead slot(20).
CN201611002868.0A 2016-11-15 2016-11-15 A kind of electric safety fan Expired - Fee Related CN106321486B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611002868.0A CN106321486B (en) 2016-11-15 2016-11-15 A kind of electric safety fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611002868.0A CN106321486B (en) 2016-11-15 2016-11-15 A kind of electric safety fan

Publications (2)

Publication Number Publication Date
CN106321486A CN106321486A (en) 2017-01-11
CN106321486B true CN106321486B (en) 2017-07-21

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Application Number Title Priority Date Filing Date
CN201611002868.0A Expired - Fee Related CN106321486B (en) 2016-11-15 2016-11-15 A kind of electric safety fan

Country Status (1)

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112377443B (en) * 2020-11-11 2021-06-25 深圳市美兆环境股份有限公司 Obstruction avoiding device for ventilator of air outlet of fresh air machine of air purification equipment

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000046149A (en) * 1998-07-30 2000-02-18 Kayaba Ind Co Ltd Power transmission device
CN2813991Y (en) * 2005-03-31 2006-09-06 江苏大学 Engaging cover type electromagnetic clutch used for electric booster steering device
CN101424306A (en) * 2008-12-08 2009-05-06 龙乐武 Rapid clutch device for straightening shearing machine for wire
CA2749071A1 (en) * 2011-08-11 2012-05-01 Kenneth G. Hilliam Motor radian counter logic: controls the motor, the intermediate and the load clutches
CN204572525U (en) * 2014-12-30 2015-08-19 安徽理工大学 A kind of bracker fan protective gear

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000046149A (en) * 1998-07-30 2000-02-18 Kayaba Ind Co Ltd Power transmission device
CN2813991Y (en) * 2005-03-31 2006-09-06 江苏大学 Engaging cover type electromagnetic clutch used for electric booster steering device
CN101424306A (en) * 2008-12-08 2009-05-06 龙乐武 Rapid clutch device for straightening shearing machine for wire
CA2749071A1 (en) * 2011-08-11 2012-05-01 Kenneth G. Hilliam Motor radian counter logic: controls the motor, the intermediate and the load clutches
CN204572525U (en) * 2014-12-30 2015-08-19 安徽理工大学 A kind of bracker fan protective gear

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Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Yan Jicheng

Inventor after: Huang Wanshan

Inventor after: Li Yigang

Inventor before: Shi Jiaonv

TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20170626

Address after: 528429 No. 101 South Xinfeng Road, Huang Yuan Town, Guangdong, Zhongshan

Applicant after: Zhongshan Leading Electric Co., Ltd.

Address before: Guanhaiwei town Cixi city Zhejiang province 315315 Ningbo Shi Shi Jia Ye Cun

Applicant before: Shi Jiaonv

GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170721

Termination date: 20181115