CN107397507A - Blower and its brake method - Google Patents
Blower and its brake method Download PDFInfo
- Publication number
- CN107397507A CN107397507A CN201610340187.9A CN201610340187A CN107397507A CN 107397507 A CN107397507 A CN 107397507A CN 201610340187 A CN201610340187 A CN 201610340187A CN 107397507 A CN107397507 A CN 107397507A
- Authority
- CN
- China
- Prior art keywords
- motor
- brake
- braking mechanism
- blower
- shell
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000001514 detection method Methods 0.000 claims description 10
- 230000005672 electromagnetic field Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 2
- 238000005516 engineering process Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
- A47L9/2889—Safety or protection devices or systems, e.g. for prevention of motor over-heating or for protection of the user
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
- H02K7/1021—Magnetically influenced friction brakes
- H02K7/1023—Magnetically influenced friction brakes using electromagnets
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of blower, including shell and it is removably connected to the pressure-vaccum annex of the shell, the enclosure is provided with motor, the motor includes motor shaft, the blower also includes braking mechanism, the braking mechanism is located at the inside of the shell, and when the motor shuts down, the braking mechanism action makes the motor brake.Blower provided by the invention; including shell and it is removably connected to the pressure-vaccum annex of shell; enclosure is provided with motor; motor includes motor shaft; electric motor starting; drive motor axle rotates; so as to drive the part for being installed on motor shaft to rotate; due to being additionally provided with braking mechanism inside the housing, when motor shuts down, braking mechanism action makes motor brake; i.e. motor shaft stops operating and is installed on the part of motor shaft and also stops operating; avoid after motor shutdown, because situation of its moving component of inertia also in rotation occurs, protect the safety of user.Invention additionally discloses a kind of brake method of blower.
Description
Technical field
The present invention relates to hand-hold power tool technical field, more particularly to a kind of blower and its brake side
Method.
Background technology
Blower, generally pressure-vaccum annex and main body split are designed, pressure-vaccum annex generally includes blower with inhaling
Airduct, when blower is needed as hair-dryer in use, then installing blower, when blower is needed as suction
Blower can also be connected and be arranged in use, then install aspiration channel and dust leg by dirt machine together with aspiration channel
For pressure-vaccum all-in-one.When blower is in off working state, pressure-vaccum annex is pulled down from main body and can individually deposited
Put, reduce collection volume.
But blower is in the moment of shutdown, because its moving component of inertia is also in rotary state, its meeting
Great potential safety hazard is caused to user.
The content of the invention
Based on this, it is necessary to for blower the moment of shutdown its moving component also in rotary state so as to
The problem of causing great potential safety hazard to user provides a kind of blower and its brake method.
A kind of blower, including shell and the pressure-vaccum annex for being removably connected to the shell, in the shell
Portion is provided with motor, and the motor includes motor shaft, and the blower also includes braking mechanism, the braking machine
Structure is located at the inside of the shell, and when the motor shuts down, the braking mechanism action makes the motor stop
Car.
Blower provided by the invention, including shell and the pressure-vaccum annex for being removably connected to shell, in shell
Portion is provided with motor, and motor includes motor shaft, electric motor starting, and drive motor axle is rotated, is installed on so as to drive
The part of motor shaft rotates, due to being additionally provided with braking mechanism inside the housing, when motor shuts down, and braking machine
Structure action makes motor brake, i.e., motor shaft stops operating and is installed on the part of motor shaft and also stops operating, and keeps away
Exempt from after motor shuts down, because situation of its moving component of inertia also in rotation occurs, protected user
Safety.
In one of the embodiments, the blower also includes control device, when the motor shuts down,
The control device controls the braking mechanism action to make the motor brake.
In one of the embodiments, when the pressure-vaccum annex is not attached to the shell, the control dress
Putting the control braking mechanism action makes the motor brake.
In one of the embodiments, the blower also includes detection means, attached for detecting the pressure-vaccum
Whether part is connected to the shell, and sends detection signal, when the detection means detects that the pressure-vaccum is attached
When part is not with the cage connection, the control device receives the detection signal and controls the braking mechanism
Action makes the motor brake.
In one of the embodiments, the braking mechanism is installed on one end of the motor shaft, when the brake
When mechanism of car acts, the motor shaft of the motor is instantaneously braked.
In one of the embodiments, the braking mechanism includes first brake part and the second brake member, described
First brake part is fixedly connected with the shell, and second brake member and the motor axis connection simultaneously can be with institutes
Motor shaft synchronous axial system is stated, when the motor shuts down, the first brake part connects with second brake member
Touch and compress so that the motor shaft to be braked.
In one of the embodiments, the braking mechanism also includes elastic component, and the first brake part is provided with
First groove, the elastic component are placed in first groove, and the both ends of the elastic component are respectively with described
One brake member and second brake member connection, when the motor shuts down, in the presence of the elastic component
The first brake part is contacted with second brake member so that the motor shaft to be braked.
In one of the embodiments, the braking mechanism also includes magnet coil, and the first brake part is set
There is the second groove, the magnet coil is placed in second groove, and when energized, the magnet coil can
Electromagnetic field is produced to overcome the elastic force of the elastic component to make second brake member and the first brake part point
From when the motor shuts down, the magnet coil dead electricity magnetic force disappears, and the elastic component resilience is so that described
Second brake member is contacted with the first brake part so that the motor shaft to be braked.A kind of brake side of blower
Method, including step:
Judge whether motor shuts down;
If so, braking mechanism is to the motor brake.
The brake method of blower provided by the invention, when judging motor shutdown, braking mechanism enters to motor
The part that row brake, i.e. motor shaft stopped operating and were installed on motor shaft also stops operating, and avoids in motor
After shutdown, because situation of its moving component of inertia also in rotation occurs, the safety of user is protected.
In one of the embodiments, it is described judge the step of whether motor shuts down after also include step:
Judge whether pressure-vaccum annex is connected to shell;
If so, braking mechanism is to the motor brake.
Brief description of the drawings
Fig. 1 is the structure chart of blower provided in an embodiment of the present invention;
Fig. 2 is the enlarged drawing at A in Fig. 1.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.
Presently preferred embodiments of the present invention is given in accompanying drawing.But the present invention can come in fact in many different forms
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to this
The understanding of the disclosure of invention more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly another
On individual element or there may also be element placed in the middle.When an element is considered as " connection " another yuan
Part, it can be directly to another element or may be simultaneously present centering elements.It is used herein
Term " vertical ", " horizontal ", "left", "right" and similar statement simply to illustrate that mesh
's.
Unless otherwise defined, technology of all of technologies and scientific terms used here by the article with belonging to the present invention
The implication that the technical staff in field is generally understood that is identical.Art used in the description of the invention herein
Language is intended merely to describe the purpose of specific embodiment, it is not intended that in the limitation present invention.It is used herein
Term " and/or " include the arbitrary and all combinations of one or more related Listed Items.
Referring to Fig. 1, one embodiment of the invention provides a kind of blower, including shell 10 and is removably connected to
The pressure-vaccum annex 20 of shell 10, the inside of shell 10 are provided with motor 30, and motor 30 includes motor shaft 32, blown
Suction machine also includes braking mechanism 40, and braking mechanism 40 is located at the inside of shell 10, when motor 30 shuts down,
The action of braking mechanism 40 makes motor 30 brake.
Blower provided by the invention, including shell 10 and the pressure-vaccum annex 20 for being removably connected to shell 10,
The inside of shell 10 is provided with motor 30, and motor 30 includes motor shaft 32, and motor 30 starts, drive motor axle
32 rotate, so as to drive the part for being installed on motor shaft 32 to rotate, as the fan inside shell 10 turns
Dynamic, due to being additionally provided with braking mechanism 40 inside shell 10, when motor 30 shuts down, braking mechanism 40 is dynamic
Work makes motor 30 brake, i.e., motor shaft 32 stops operating and is installed on the part of motor shaft 32 and also stops operating,
Avoid after the shutdown of motor 30, because situation of its moving component of inertia also in rotation occurs, protect
The safety of user.
Further, blower also includes control device (not shown), when motor 30 shuts down, control dress
Putting the control action of braking mechanism 40 makes motor 30 brake.
Further, when pressure-vaccum annex 20 is not attached to shell 10, control device control braking mechanism 40 is dynamic
Work makes motor 30 brake.When pressure-vaccum annex 20 is not connected with shell 10, then now need pressure-vaccum annex
20 pack up storage or need to change other pressure-vaccum annexes 20, now motor 30 is braked, avoid to
The injury at family.
In the present embodiment, blower also includes detection means (not shown), for detecting pressure-vaccum annex 20
Whether be connected to shell 10, and send detection signal, when detection means detect pressure-vaccum annex 20 not with shell
During 10 connection, control device, which receives the detection signal control action of braking mechanism 40, makes motor 30 brake.
Referring to Fig. 1 and Fig. 2, in the present embodiment, braking mechanism 40 is installed on one end of motor shaft 32, when
When braking mechanism 40 acts, the motor shaft 32 of motor 30 is instantaneously braked.Specifically, braking mechanism 40
The afterbody of the motor shaft 32 of motor 30 is installed on, motor 30 acts in the moment of shutdown, braking mechanism 40
Motor 30 is braked, even if the motor shaft 32 of motor 30 stops operating, avoid motor 30 in shutdown,
Its moving component occurs also in rotary state so as to hurt the situation of user.
Further, referring to Fig. 2, in the present embodiment, braking mechanism 40 includes first brake part 42 and second
Brake member 44, first brake part 42 are fixedly connected with shell 10, and the second brake member 44 connects with motor shaft 32
Connect and can be with the synchronous axial system of motor shaft 32, when motor 30 shuts down, the brake member of first brake part 42 and second
44 contact and compress so that motor shaft 32 to be braked.
Further, referring to Fig. 2, in the present embodiment, above-mentioned braking mechanism 40 also includes elastic component 46, the
One brake member 42 is provided with the first groove 422, and above-mentioned elastic component 46 is placed in first groove 422, and elasticity
The both ends of part 46 are connected with the brake member 44 of first brake part 42 and second respectively, when motor 30 shuts down,
First brake part 42 is contacted with the second brake member 44 so that motor shaft 32 to be braked in the presence of elastic component 46.
Specifically, above-mentioned elastic component 46 is preferably spring.
Specifically, referring to Fig. 2, in the present embodiment, above-mentioned braking mechanism 40 also includes magnet coil 48,
First brake part 42 is provided with the second groove 424, and magnet coil 48 is placed in the second groove 424, when energized,
Magnet coil 48 can produce electromagnetic field to overcome the elastic force of elastic component 46 to make the second brake member 44 and first brake
Part 42 separates, and when motor 30 shuts down, the dead electricity of magnet coil 48, magnetic force disappears, the resilience of elastic component 46
So that the second brake member 44 is contacted with first brake part 42 so that motor shaft 32 to be braked.Specifically, above-mentioned
Two grooves 424 are circumferentially disposed along above-mentioned first brake part 42.When motor 30 shuts down, elastic component 46 returns
Answer its original state and shrink and retracted the second brake member 44 with putting on the second brake member 44 with active force,
The second brake member 44 is set to contact braking motor axle 32 with first brake part 42, when electrical power, i.e. electromagnetism
Coil 48 is powered, then magnet coil 48 produces electromagnetic field so that the second brake member 44 to be pushed to away from first brake
The position of part 42, so that the second brake member 44 overcomes the active force and first brake part 42 of elastic component 46
Separation, the normal work of motor shaft 32.Referring to Fig. 1, in the present embodiment, above-mentioned blower also includes handle
50, the setting of handle 50 is easy to operate blower, and in the present embodiment, the suction of pressure-vaccum annex 20
Gas port or inflatable mouth are set towards close to the direction on ground, are convenient for the action blown or inhaled.
The embodiment of the present invention also provides a kind of brake method of blower, including step:
Judge whether motor 30 shuts down;
If so, braking mechanism 40 brakes to the motor 30.
The present invention provides the brake method of the blower of embodiment, when judging that motor 30 shuts down, braking mechanism
40 pairs of motors 30 brake, i.e., motor shaft 32 stops operating and is installed on the part of motor shaft 32 and also stops
Rotate, avoid after the shutdown of motor 30, because situation of its moving component of inertia also in rotation occurs,
Protect the safety of user.
In the present embodiment, it is described judge the step of whether motor shuts down after also include step:
Judge whether pressure-vaccum annex 20 is connected to shell 10;
In this way, braking mechanism 40 brakes to the motor 30.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for this area
Those of ordinary skill for, without departing from the inventive concept of the premise, can also make it is some deformation and
Improve, these belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended
Claim is defined.
Claims (10)
1. a kind of blower, including shell and the pressure-vaccum annex for being removably connected to the shell, the shell
Inside is provided with motor, and the motor includes motor shaft, it is characterised in that the blower also includes braking machine
Structure, the braking mechanism are located at the inside of the shell, and when the motor shuts down, the braking mechanism moves
Work makes the motor brake.
2. blower according to claim 1, it is characterised in that the blower also includes control dress
Put, when the motor shuts down, the control device controls the braking mechanism action to make the motor brake.
3. blower according to claim 2, it is characterised in that when the pressure-vaccum annex is not attached to
During the shell, the control device controls the braking mechanism action to make the motor brake.
4. blower according to claim 3, it is characterised in that the blower also includes detection dress
Put, for detecting whether the pressure-vaccum annex is connected to the shell, and detection signal is sent, when the inspection
When survey device detects the pressure-vaccum annex not with the cage connection, the control device receives the inspection
Surveying signal controls the braking mechanism action to make the motor brake.
5. blower according to claim 1, it is characterised in that the braking mechanism is installed on described
One end of motor shaft, when the braking mechanism acts, the motor shaft of the motor is instantaneously braked.
6. blower according to claim 5, it is characterised in that the braking mechanism includes first and stopped
Car part and the second brake member, the first brake part are fixedly connected with the shell, second brake member with
The motor axis connection simultaneously can be with the motor shaft synchronous axial system, and when the motor shuts down, described first stops
Car part is contacted and compressed with second brake member so that the motor shaft to be braked.
7. blower according to claim 6, it is characterised in that the braking mechanism also includes elasticity
Part, the first brake part are provided with the first groove, and the elastic component is placed in first groove, the bullet
The both ends of property part are connected with the first brake part and second brake member respectively, when the motor shuts down,
The first brake part is contacted with second brake member with by the motor shaft in the presence of the elastic component
Braking.
8. blower according to claim 7, it is characterised in that the braking mechanism also includes electromagnetism
Coil, the first brake part are provided with the second groove, and the magnet coil is placed in second groove, when
During energization, the magnet coil can produce electromagnetic field to overcome the elastic force of the elastic component to make second brake
Part separates with the first brake part, and when the motor shuts down, the magnet coil dead electricity magnetic force disappears, institute
Elastic component resilience is stated so that second brake member is contacted with the first brake part with by the motor shaft system
It is dynamic.
9. a kind of brake method of blower, it is characterised in that including step:
Judge whether motor shuts down;
If so, braking mechanism is to the motor brake.
10. the brake method of blower according to claim 9, it is characterised in that in the judgement
Also include step after the step of whether motor shuts down:
Judge whether pressure-vaccum annex is connected to shell;
If so, braking mechanism is to the motor brake.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610340187.9A CN107397507A (en) | 2016-05-20 | 2016-05-20 | Blower and its brake method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610340187.9A CN107397507A (en) | 2016-05-20 | 2016-05-20 | Blower and its brake method |
Publications (1)
Publication Number | Publication Date |
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CN107397507A true CN107397507A (en) | 2017-11-28 |
Family
ID=60389269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610340187.9A Pending CN107397507A (en) | 2016-05-20 | 2016-05-20 | Blower and its brake method |
Country Status (1)
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CN (1) | CN107397507A (en) |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1194498A (en) * | 1997-02-06 | 1998-09-30 | 布莱克-德克尔公司 | Device and method for braking motor |
CN1551457A (en) * | 2003-05-07 | 2004-12-01 | 多摩川精机株式会社 | Motor with a brake |
CN2881204Y (en) * | 2005-12-29 | 2007-03-21 | 常州金岛机电有限公司 | Hub electric machine brake device |
JP2010063573A (en) * | 2008-09-10 | 2010-03-25 | Panasonic Corp | Vacuum cleaner |
CN202840803U (en) * | 2012-10-11 | 2013-03-27 | 浙江家利乐机电有限公司 | Electromagnetic engagement mechanism |
CN103156548A (en) * | 2011-12-13 | 2013-06-19 | 苏州宝时得电动工具有限公司 | Blow-suck machine |
CN105027841A (en) * | 2015-04-23 | 2015-11-11 | 常州格力博有限公司 | Control panel monitoring system of mower and monitoring method thereof |
CN204794543U (en) * | 2015-07-28 | 2015-11-18 | 浙江尤奈特电机有限公司 | DC motor |
CN205226179U (en) * | 2015-12-18 | 2016-05-11 | 苏州仲益电机设备有限公司 | Novel braking brake |
CN205814262U (en) * | 2016-05-20 | 2016-12-21 | 苏州宝时得电动工具有限公司 | Blower |
-
2016
- 2016-05-20 CN CN201610340187.9A patent/CN107397507A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1194498A (en) * | 1997-02-06 | 1998-09-30 | 布莱克-德克尔公司 | Device and method for braking motor |
CN1551457A (en) * | 2003-05-07 | 2004-12-01 | 多摩川精机株式会社 | Motor with a brake |
CN2881204Y (en) * | 2005-12-29 | 2007-03-21 | 常州金岛机电有限公司 | Hub electric machine brake device |
JP2010063573A (en) * | 2008-09-10 | 2010-03-25 | Panasonic Corp | Vacuum cleaner |
CN103156548A (en) * | 2011-12-13 | 2013-06-19 | 苏州宝时得电动工具有限公司 | Blow-suck machine |
CN202840803U (en) * | 2012-10-11 | 2013-03-27 | 浙江家利乐机电有限公司 | Electromagnetic engagement mechanism |
CN105027841A (en) * | 2015-04-23 | 2015-11-11 | 常州格力博有限公司 | Control panel monitoring system of mower and monitoring method thereof |
CN204794543U (en) * | 2015-07-28 | 2015-11-18 | 浙江尤奈特电机有限公司 | DC motor |
CN205226179U (en) * | 2015-12-18 | 2016-05-11 | 苏州仲益电机设备有限公司 | Novel braking brake |
CN205814262U (en) * | 2016-05-20 | 2016-12-21 | 苏州宝时得电动工具有限公司 | Blower |
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