CN108626260A - Difunctional clutch transmission with overload protection function - Google Patents
Difunctional clutch transmission with overload protection function Download PDFInfo
- Publication number
- CN108626260A CN108626260A CN201810679405.0A CN201810679405A CN108626260A CN 108626260 A CN108626260 A CN 108626260A CN 201810679405 A CN201810679405 A CN 201810679405A CN 108626260 A CN108626260 A CN 108626260A
- Authority
- CN
- China
- Prior art keywords
- slide core
- driving sleeve
- spring
- annular
- hole
- 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
- 230000005540 biological transmission Effects 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 4
- 208000012287 Prolapse Diseases 0.000 claims description 3
- 238000007373 indentation Methods 0.000 claims description 2
- 230000006872 improvement Effects 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D7/00—Slip couplings, e.g. slipping on overload, for absorbing shock
- F16D7/04—Slip couplings, e.g. slipping on overload, for absorbing shock of the ratchet type
- F16D7/06—Slip couplings, e.g. slipping on overload, for absorbing shock of the ratchet type with intermediate balls or rollers
- F16D7/08—Slip couplings, e.g. slipping on overload, for absorbing shock of the ratchet type with intermediate balls or rollers moving axially between engagement and disengagement
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
Abstract
The invention discloses a kind of difunctional clutch transmission with overload protection function, including driving sleeve, clutch gear, slide core and hand-electric switching mechanism, driving sleeve includes teeth portion, slide core is slidably arranged in the inside of driving sleeve, the rotatable axle sleeve of clutch gear, it is located at the outside of driving sleeve, several through-holes are distributed on the side wall of driving sleeve, several grooves are provided on the inside of clutch gear, it is provided with first annular slot and the second annular groove on the outside of the slide core, it is formed with annular flange between first annular slot and the second annular groove, it is both provided with steel ball in each through-hole, hand-electric switching mechanism is arranged above slide core, it is supported between slide core lower end and driving sleeve and is equipped with spring, slide core is pressed on manual switching mechanism by the spring.The configuration of the present invention is simple, have manual and electric handoff functionality, and can in overload situations effective protection motor, have higher safety.
Description
Technical field
The present invention relates to a kind of difunctional clutch transmission with overload protection function.
Background technology
The earthing switch being conventionally used in voltage electrical equipment, breaking-closing operating are carried out generally by manual mode,
Not only inefficiency, but also there is certain danger, with the progress of power equipment manufacturing process, power equipment power supply quality
Increasingly stablize, to reduce power transformation operation workload, improves the unattended ability of electric system, occurred later a kind of electronic
Operating device comprising motor, transmission mechanism and the shell for being used to support motor, transmission mechanism, transmission mechanism are used for and connect
The operating shaft of ground switch is connected, and motor drives the operating shaft of earthing switch to rotate forward or backwards by transmission mechanism, to
It is grounded the breaking-closing operating of switch.But this device be easy to cause motor damage when overloading, there are certain
Security risk.
Invention content
In view of the deficiencies of the prior art, the present invention provides a kind of, and the difunctional clutch transmission with overload protection function fills
Set, it is simple in structure, in overload situations can effective protection motor, have higher safety.
To achieve the above object, the present invention provides a kind of difunctional clutch transmission with overload protection function, packet
Driving sleeve, clutch gear, slide core and hand-electric switching mechanism are included, driving sleeve includes teeth portion, and slide core is slidably arranged in transmission
The inside of axle sleeve, clutch gear are rotatably set in the outside of driving sleeve, are circumferentially distributed on the side wall of driving sleeve several
Through-hole is provided with several grooves corresponding with through-hole on the inside of clutch gear, is set gradually from up to down on the outside of the slide core
There are first annular slot and the second annular groove, annular flange is formed between first annular slot and the second annular groove, it is each described logical
The steel ball for capableing of radial motion is both provided in hole, can be formed when steel ball is maintained between groove and through-hole driving sleeve and from
The drive connection between gear is closed, hand-electric switching mechanism is arranged above slide core and for limiting slide core upward position, described
It is supported between slide core lower end and driving sleeve and is equipped with spring, which is pressed on the slide core on manual switching mechanism, hand-electric
The slide core can be limited in by switching mechanism respectively to be made annular flange and through-hole opposite position or makes the second annular groove and lead to
Hole opposite position, when annular flange is in through-hole opposite position, steel ball can be maintained at through-hole and groove it
Between, in overload, steel ball can push slide core to move downward and enter under the conflict of groove inner wall and annular flange effect
In first annular slot.
It is using the advantages of above-mentioned technical proposal：The teeth portion and clutch gear of driving sleeve of the present invention are respectively used to and motor
The operating shaft of output shaft and earthing switch is sequentially connected, and when the present invention is in motor driving condition, hand-electric switching mechanism will
The slide core, which is limited in, makes annular flange and through-hole opposite position, annular flange steel ball can be maintained at through-hole and groove it
Between, so as to form the drive connection between driving sleeve and clutch gear, motor can drive the operating shaft of earthing switch
Rotation is to realize divide-shut brake；In overload, the active force that groove inner wall gives steel ball is more than the work that annular flange gives steel ball
When firmly, steel ball, which can contradict under groove inner wall effect with annular flange, to be coordinated, to push slide core to move downward and make bullet
Spring compresses, and steel ball can enter in first annular slot, so as to make the drive connection between driving sleeve and clutch gear
It disconnects, prevents motor overload from damaging；When the present invention is in manual actuation state, hand-electric switching mechanism limits the slide core
Make the second annular groove and through-hole opposite position, steel ball can enter the second annular when groove inner wall gives the active force of steel ball
In slot, so as to make the drive connection between driving sleeve and clutch gear disconnect, make staff in manual driving operation
Shaft rotation will not drive motor to rotate when dynamic.The configuration of the present invention is simple has manual and electric handoff functionality, and can be fast in overload
Drive connection between speed cut-out motor and operating shaft prevents motor damage so as to effective protection motor, has preferable
Safety.
As a further improvement on the present invention, the hand-electric switching mechanism includes retainer ring, push rod and electromagnetic drive module,
Retainer ring is at the upper end of driving sleeve and slide core prolapse upwards, electromagnetic drive module can be prevented to be arranged above push rod simultaneously
It is moved downward for driving push rod, push rod includes the first abutting portion and the second abutting portion, wherein the first abutting portion is used for and biography
Moving axis set upper side contradicts cooperation, and second abutting portion, which is used to contradict with slide core, to be coordinated, when electromagnetic drive module is powered, energy
Enough driving slide core, which moves downwardly to, makes annular flange and through-hole opposite position；When electromagnetic drive module powers off, the slide core
Move upwards under the action of the spring and inconsistent with retainer ring, at the same the slide core be located at make the second annular groove position corresponding with through-hole
It sets.
It is using the advantages of above-mentioned technical proposal：When electromagnetic drive module is powered, can driving push rod move downward
And push rod is pressed on downwards makes the first abutting portion and the inconsistent position of driving sleeve, due to the setting of the second abutting portion, push rod
Slide core can also be pushed to move downwardly to when moving downward makes annular flange and through-hole opposite position, and the present invention is at this time
Electric drive state；When electromagnetic drive module powers off, the slide core moves upwards and inconsistent with retainer ring under the action of the spring,
Push rod can also move upwards a distance under the promotion of slide core, and the slide core, which is located at, at this time keeps the second annular groove opposite with through-hole
Position, the present invention is answered to be in manual actuation state.Power on/off by controlling electromagnetic drive module can realize hand of the present invention
The switching of dynamic driving condition and electric drive state.
As a further improvement on the present invention, the spring include coaxial arrangement the first spring and second spring, first
Spring is persistently pressed between the slide core and driving sleeve, and second spring is only pressed in the slide core and transmission shaft in overload
Between set.
It is using the advantages of above-mentioned technical proposal：In overload, the first spring and second spring act on slide core simultaneously
Active force upper and that steel ball is given with sliding slot inner wall contends with, and in manual actuation state, the slide core only passes through the first bullet
Spring is supported and is located on retainer ring, makes slide core when switching to electric drive state from manual actuation state, the electromagnetic drive module is only
It needs to overcome the active force of the first spring to work, the load of electromagnetic drive module can be reduced, improve service life and safety.
As a further improvement on the present invention, the slide core includes axially extending endoporus, the push rod lower end activity
It is threaded through in the endoporus, the lower end of endoporus is equipped with flaring, and annular notch, first spring pocket are offered at slide core lower end outside
It is located at annular indentation, there, the second spring is set in push rod lower end and is plugged in the flaring.
It is using the advantages of above-mentioned technical proposal：First spring and second spring are not easy to shift at work, carry
The stability of height work.
As a further improvement on the present invention, the groove is provided with opening, the clutch gear in clutch gear one end
It can slide axially along driving sleeve.
It is using the advantages of above-mentioned technical proposal：Convenient for the installation and removal of clutch gear and steel ball.
Description of the drawings
Fig. 1 is the structure chart of the embodiment of the present invention；
Fig. 2 is the partial sectional view of the embodiment of the present invention；
Fig. 3 is axial sectional view of the embodiment of the present invention in manual actuation state；
Fig. 4 is axial sectional view of the embodiment of the present invention in motor driving condition；
Fig. 5 is axial sectional view of the embodiment of the present invention in overload；
Fig. 6 is the sectional view of the parts A-A in Fig. 3.
Specific implementation mode
The embodiment of difunctional clutch transmission of the present invention with overload protection function is as shown in Figures 1 to 6：Including transmission
Axle sleeve 1, clutch gear 2, slide core 3 and hand-electric switching mechanism, driving sleeve 1 include teeth portion 11, and slide core 3 is slidably arranged in transmission
The inside of axle sleeve 1, clutch gear 2 are rotatably set in the outside of driving sleeve 1, are circumferentially distributed on the side wall of driving sleeve 1
Several through-holes 12, the inside of clutch gear 2 are provided with several grooves 21 corresponding with through-hole 12, and 3 outside of the slide core is from upper
It is disposed with first annular slot 31 and the second annular groove 32 downwards, is formed between first annular slot 31 and the second annular groove 32
Annular flange 33, is each both provided with the steel ball 5 for capableing of radial motion in the through-hole 12, steel ball 5 is maintained at groove 21 and leads to
The drive connection between driving sleeve 1 and clutch gear 2 can be formed when between hole 12, hand-electric switching mechanism 4 is arranged in cunning
3 top of core simultaneously is used to limit 3 upward position of slide core, supports being equipped with spring, the spring between 3 lower end of the slide core and driving sleeve 1
The slide core 3 is pressed on manual switching mechanism, the slide core 3 can be limited in by hand-electric switching mechanism respectively makes annular
Flange 33 and 12 opposite position of through-hole make the second annular groove 32 and 12 opposite position of through-hole, when annular flange 33 be in
When 12 opposite position of through-hole, steel ball 5 can be maintained between the 21 of through-hole 12 and groove, in overload, steel ball 5 can be
The conflict effect of 21 inner wall of groove and annular flange 33 is lower to push slide core 3 to move downward and enter in first annular slot 31（Such as
Shown in Fig. 5）.The hand-electric switching mechanism includes retainer ring 61, push rod 62 and electromagnetic drive module, and electromagnetic drive module includes magnetic
Block 631 and coil 632, retainer ring 61 is at the upper end of driving sleeve 1 and can prevent 3 prolapse upwards of slide core, electromagnetic drive
Module is arranged above push rod 62 and is moved downward for driving push rod 62, and push rod 62 includes the first abutting portion 621 and second
Abutting portion 622 coordinates wherein the first abutting portion 621 is used to contradict with 1 upper end of driving sleeve, and second abutting portion 622 is used for
With slide core 3 contradict coordinate, when electromagnetic drive module is powered, can drive slide core 3 move downwardly to make annular flange 33 and
12 opposite position of through-hole（As shown in Figure 4）；When electromagnetic drive module powers off, the slide core 3 is transported upwards under the action of the spring
It is dynamic and inconsistent with retainer ring 61, while the slide core 3 is located at makes the second annular groove 32 and 12 opposite position of through-hole（Such as Fig. 3 institutes
Show）.The spring includes that the first spring 71 of coaxial arrangement and second spring 72, the first spring 71 are persistently pressed in the slide core
Between 3 and driving sleeve 1, second spring 72 is only pressed in overload between the slide core 3 and driving sleeve 1（Such as Fig. 3,4,5
It is shown）.The slide core 3 includes axially extending endoporus 34, and 62 lower end activity of the push rod is threaded through in the endoporus 34, endoporus
34 lower end is equipped with flaring 341, and annular notch 35 is offered at 3 lower end outside of slide core, is embedded at the lower end of the driving sleeve 1
There are spring pad 13, the upper end of first spring 71 to be set at annular notch 35, the upper end of the second spring 72 is set in
62 lower end of push rod is simultaneously plugged in the flaring 341, and the lower end of the first spring 71 and the lower end of second spring 72 are supported and be located at bullet
On spring pad 13.The groove 21 is provided with opening 211 in 2 one end of clutch gear, and the clutch gear 2 can be along driving sleeve
1 slides axially.
Above example, only one kind of the present invention preferably specific example, those skilled in the art are in the technology of the present invention side
The usual variations and alternatives carried out within the scope of case are included in protection scope of the present invention.
Claims (5)
1. a kind of difunctional clutch transmission with overload protection function, including driving sleeve, clutch gear, slide core and flashlight
Dynamic switching mechanism, driving sleeve includes teeth portion, and slide core is slidably arranged in the inside of driving sleeve, and clutch gear is rotatably set in
Several through-holes are circumferentially distributed on the side wall of driving sleeve in the outside of driving sleeve, be provided on the inside of clutch gear it is several with
The corresponding groove of through-hole, the slide core outside are disposed with first annular slot and the second annular groove, the first ring from up to down
It is formed with annular flange between shape slot and the second annular groove, the steel ball for capableing of radial motion is both provided in each through-hole,
Steel ball can form the drive connection between driving sleeve and clutch gear, hand-electric switching when being maintained between groove and through-hole
Mechanism is arranged above slide core and for limiting slide core upward position, supports being equipped with bullet between the slide core lower end and driving sleeve
The slide core is pressed on manual switching mechanism by spring, the spring, and hand-electric switching mechanism can respectively limit the slide core
Make annular flange and through-hole opposite position or making the second annular groove and through-hole opposite position, when annular flange is in and is led to
When the opposite position of hole, steel ball can be maintained between through-hole and groove, in overload, steel ball can in groove inner wall and
The conflict effect of annular flange is lower to push slide core to move downward and enter in first annular slot.
2. the difunctional clutch transmission according to claim 1 with overload protection function, it is characterised in that：The hand
Electric switch-over mechanism includes retainer ring, push rod and electromagnetic drive module, and retainer ring is at the upper end of driving sleeve and can prevent
Slide core prolapse upwards, electromagnetic drive module are arranged above push rod and are moved downward for driving push rod, and push rod includes first
Abutting portion and the second abutting portion coordinate wherein the first abutting portion is used to contradict with driving sleeve upper end, and second abutting portion is used
Coordinate in being contradicted with slide core, when electromagnetic drive module is powered, slide core can be driven, which to move downwardly to, to be made annular flange and lead to
Hole opposite position；When electromagnetic drive module powers off, the slide core moves upwards and inconsistent with retainer ring under the action of the spring,
The slide core, which is located at, simultaneously makes the second annular groove and through-hole opposite position.
3. the difunctional clutch transmission according to claim 2 with overload protection function, it is characterised in that：The bullet
Spring includes that the first spring of coaxial arrangement and second spring, the first spring are persistently pressed between the slide core and driving sleeve,
Second spring is only pressed in overload between the slide core and driving sleeve.
4. the difunctional clutch transmission according to claim 3 with overload protection function, it is characterised in that：The cunning
Core includes axially extending endoporus, and push rod lower end activity is threaded through in the endoporus, and the lower end of endoporus is equipped with flaring, slide core
Annular notch is offered at lower end outside, first spring is set in annular indentation, there, and the second spring is set in push rod
Lower end is simultaneously plugged in the flaring.
5. the difunctional clutch transmission according to claim 1 or 2 or 3 or 4 with overload protection function, feature exist
In：The groove is provided with opening in clutch gear one end, and the clutch gear can slide axially along driving sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810679405.0A CN108626260A (en) | 2018-06-27 | 2018-06-27 | Difunctional clutch transmission with overload protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810679405.0A CN108626260A (en) | 2018-06-27 | 2018-06-27 | Difunctional clutch transmission with overload protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108626260A true CN108626260A (en) | 2018-10-09 |
Family
ID=63688477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810679405.0A Pending CN108626260A (en) | 2018-06-27 | 2018-06-27 | Difunctional clutch transmission with overload protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108626260A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113364103A (en) * | 2021-07-16 | 2021-09-07 | 杭州杂货电科技有限公司 | Charging cabinet with gear overload protection device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07237146A (en) * | 1994-02-28 | 1995-09-12 | Zuien Ra | Overload power release device for power tool |
| DE202007009353U1 (en) * | 2007-07-04 | 2007-09-13 | Chung Jaan Industrial Co., Ltd., Taiping | A quick coupling device |
| CN201102215Y (en) * | 2007-06-20 | 2008-08-20 | 仲展实业有限公司 | Fast joint with improved structure |
| US20100101380A1 (en) * | 2008-10-29 | 2010-04-29 | Chen Bo-Shen | Versatile Tool |
| CN103334644A (en) * | 2013-07-25 | 2013-10-02 | 四川润智兴科技有限公司 | High-safety clutch electric lock |
| CN103511493A (en) * | 2012-06-20 | 2014-01-15 | Asco电力技术公司 | Clutch device and reducing mechanism comprising clutch device |
| CN104847804A (en) * | 2014-12-19 | 2015-08-19 | 北汽福田汽车股份有限公司 | Rapid connection device and engine testing equipment |
| CN208381145U (en) * | 2018-06-27 | 2019-01-15 | 温州盛禾机械科技有限公司 | Difunctional clutch transmission with overload protection function |
-
2018
- 2018-06-27 CN CN201810679405.0A patent/CN108626260A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07237146A (en) * | 1994-02-28 | 1995-09-12 | Zuien Ra | Overload power release device for power tool |
| CN201102215Y (en) * | 2007-06-20 | 2008-08-20 | 仲展实业有限公司 | Fast joint with improved structure |
| DE202007009353U1 (en) * | 2007-07-04 | 2007-09-13 | Chung Jaan Industrial Co., Ltd., Taiping | A quick coupling device |
| US20100101380A1 (en) * | 2008-10-29 | 2010-04-29 | Chen Bo-Shen | Versatile Tool |
| CN103511493A (en) * | 2012-06-20 | 2014-01-15 | Asco电力技术公司 | Clutch device and reducing mechanism comprising clutch device |
| CN103334644A (en) * | 2013-07-25 | 2013-10-02 | 四川润智兴科技有限公司 | High-safety clutch electric lock |
| CN104847804A (en) * | 2014-12-19 | 2015-08-19 | 北汽福田汽车股份有限公司 | Rapid connection device and engine testing equipment |
| CN208381145U (en) * | 2018-06-27 | 2019-01-15 | 温州盛禾机械科技有限公司 | Difunctional clutch transmission with overload protection function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113364103A (en) * | 2021-07-16 | 2021-09-07 | 杭州杂货电科技有限公司 | Charging cabinet with gear overload protection device |
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