CN103115080A - Tooth-lack power switching mechanism - Google Patents
Tooth-lack power switching mechanism Download PDFInfo
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- CN103115080A CN103115080A CN2013100588470A CN201310058847A CN103115080A CN 103115080 A CN103115080 A CN 103115080A CN 2013100588470 A CN2013100588470 A CN 2013100588470A CN 201310058847 A CN201310058847 A CN 201310058847A CN 103115080 A CN103115080 A CN 103115080A
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Abstract
The invention relates to a tooth-lack power switching mechanism which is used for manual switching and automatic switching of a small-sized electric actuator and comprises an output gear and a tooth-lack gear. The output gear meshes with an electric input gear and is used for driving an output end of the actuator; the tooth-lack gear is mounted in a manner of meshing with the output gear and used for connecting a rocker or a hand wheel, and a plurality of teeth are lacked at notches of the excircle of the tooth-lack gear. When the teeth of the tooth-lack gear mesh with those of the output gear, the power switching mechanism is switched to a manual output state; when notches of the tooth-lack gear approach the teeth of the output gear, the power switching mechanism is switched to an electric output state. The tooth-lack power switching mechanism is simple in structure, low in cost, convenient to mount and small in size.
Description
Technical field
The invention belongs to the industrial automation technical field, relate to the transmission system of electric actuator, relate in particular to the manual and electronic COMM communication of electric actuator transmission system.
Background technique
Manual, the electronic COMM communication that is used for the electric actuator transmission system of prior art is generally to prize separator by operating stem, and the output shaft of electric actuator is separated with worm gear, and can use the direct rotary output axis of handwheel this moment.After the manually-operable final controlling element is complete, open electronicly, the support shell fragment of separator is got back to the home position, and Compress Spring forces the output shaft of worm gear and final controlling element again to mesh, and reaches motoring condition.
The shortcoming of manual, the electronic COMM communication of prior art is: structure is more complicated; Manufacture cost is high; Install inconvenient; Volume is large, takes up room.
Summary of the invention
The technical problem to be solved in the present invention is: the deficiency for above-mentioned prior art exists provides switchover apparatus a kind of simple in structure, easy for installation.
The technological scheme that the present invention is directed to the problems referred to above and propose is: hypodontia formula powershift mechanism is used for manual, the electronic automatic switchover of electric actuator; It is characterized in that, comprising: output gear with electronic input gear engagement, is used for the output terminal of actuate actuators; The unfilled corner gear is the engaging position with output gear and installs, and is used for connecting crank or handwheel, and the unfilled corner place of its cylindrical lacks some gear teeth.
When the gear teeth of described unfilled corner gear and the gear teeth meshing of output gear, be manual output state; The unfilled corner place of described unfilled corner gear is electronic output state during near the gear teeth of output gear.
Further, the gear teeth of described unfilled corner gear and output gear engagement are the gear teeth of normal shift; Perhaps, the gear teeth of described output gear and unfilled corner gear engagement are the gear teeth of normal shift; Perhaps, output gear and the intermeshing gear teeth of unfilled corner gear are the gear teeth of normal shift.
Compare with the switchover apparatus of prior art, adopt the advantage of technical solution of the present invention to be: structure is relatively simple, and cost is lower, and is easy for installation, takies volume little, applicable small-sized final controlling element.
Description of drawings
The below is briefly described the expressed content of this Figure of description and the mark in figure:
Fig. 1 is the principle schematic of the manual separation state of hypodontia formula powershift mechanism for implementing example one of the present invention.
Fig. 2 is the scheme of installation that hypodontia formula powershift mechanism for implementing example two of the present invention is applied on small-sized final controlling element.
Figure comprises: output gear 1, the interior gear teeth 11 in normal shift+0.3, unfilled corner gear 2, the outer gear teeth 21 in normal shift+0.5, unfilled corner place 3.
Embodiment
In order to further illustrate principle of the present invention and structure, existing by reference to the accompanying drawings to a preferred embodiment of the present invention will be described in detail.
Hypodontia formula powershift of the present invention mechanism is used for manual, the electronic automatic switchover of electric actuator.Hypodontia formula powershift mechanism comprises: with the output gear 1 of electronic input gear engagement, be used for the output terminal of actuate actuators; Be with output gear 1 the unfilled corner gear 2 that install the engaging position, be used for connecting crank or handwheel, the unfilled corner place 3 of its cylindrical lacks some gear teeth.
Further, unfilled corner gear 2 is the gear teeth of normal shift with the gear teeth of output gear 1 engagement; Perhaps, output gear 1 is the gear teeth of normal shift with the gear teeth of unfilled corner gear 2 engagements; Perhaps, output gear 1 and the intermeshing gear teeth of unfilled corner gear 2 are the gear teeth of normal shift.
Embodiment one:
The embodiment's one of hypodontia formula powershift of the present invention mechanism principle as shown in Figure 1, output gear 1 be external gear with unfilled corner gear 2, the isoplanar installation, its axis is parallel.The cylindrical unfilled corner place 3 of unfilled corner gear 2 lacks some gear teeth, and the output gear 1 in Fig. 1 is manual separation states with unfilled corner gear 2.
When being connected with a joggle, be manual output state when the gear teeth of the gear teeth of unfilled corner gear 2 and output gear 1; During near the gear teeth of output gear 1, unfilled corner gear 2 separates with output gear 1, is electronic output state when the unfilled corner place 3 of unfilled corner gear 2.
When crank or hand wheel rotating unfilled corner gear 2, by the engagement driving between unfilled corner gear 2 and output gear 1, the output terminal that drives final controlling element rotates, and realizes the manually-operable of final controlling element.The gear teeth that unfilled corner gear 2 turned to its unfilled corner place 3 and output gear 1 near the time, the driving of electronic input gear that can be by output gear 1 engagement realizes the electric operating of final controlling element.
This embodiment is the driving wheel when manual take unfilled corner gear 2, then drives output gear 1 and rotate, and output gear 1 can connect the output terminal of other mechanical device such as final controlling element.Can drive output gear 1 and form reverse transmission when the final controlling element use is electronic, can rotate by direct interlock unfilled corner gear 2, can automatically stop less than 360 ° of unfilled corner gears 2 but rotate, because unfilled corner gear 2 has a quadrant to be provided with unfilled corner place 3, output gear 1 can't contact with unfilled corner gear 2, and moment of torsion can't transmit.If hand rotation unfilled corner gear 2 again, this moment, unfilled corner gear 2 the gear teeth can be completed transmission with the gear teeth meshing of output gear 1 again gradually.
Embodiment two:
The embodiment two of hypodontia formula powershift of the present invention mechanism be applied on small-sized final controlling element the installation signal as shown in Figure 2.Unfilled corner gear 2 is external gear, and the output gear 1 that meshes with unfilled corner gear 2 is internal gear.The cylindrical unfilled corner place 3 of unfilled corner gear 2 lacks some gear teeth, and the output gear 1 in Fig. 2 is manual separation states with unfilled corner gear 2.
For eliminating unfilled corner gear 2 when the special angle, and contingent interference between output gear 1, can carry out the displacement design and avoid interfering.After the gear normal shift, the tooth top width of the gear teeth narrows down, and can effectively solve interference problem.But the strength decreased of the gear teeth can be made up with the methods such as thickness of heat treatment carburizing and quenching and the increase gear teeth.
The gear teeth with unfilled corner gear 2 output gear 1 engagement the present embodiment are the outer gear teeth 21 in normal shift+0.5; With the gear teeth of the output gear 1 of unfilled corner gear 2 engagement be the interior gear teeth 11 in normal shift+0.3.
Hypodontia formula powershift of the present invention mechanism deliberately lacks some teeth on the driving wheel manually the time, forms simple single-direction transmission structure, can drive output gear 1 and rotate; Unfilled corner place 3 by unfilled corner gear 2 separates with output gear 1.No matter be used for the manual and electronic switching of electric actuator, be to clockwise rotate or rotate counterclockwise to work.Structure is relatively simple, and cost is lower, and is easy for installation, takies volume little, applicable small-sized final controlling element.
Foregoing; it is only preferred embodiment of the present invention; be not for restriction embodiment of the present invention; those of ordinary skills are according to main design of the present invention and spirit; can carry out very easily corresponding flexible or modification, therefore protection scope of the present invention should be as the criterion with the desired protection domain of claims.
Claims (3)
1. hypodontia formula powershift mechanism, be used for manual, the electronic automatic switchover of electric actuator; It is characterized in that, comprising:
Output gear (1) with electronic input gear engagement, is used for the output terminal of actuate actuators;
Unfilled corner gear (2) is the engaging position with output gear (1) and installs, and is used for connecting crank or handwheel, and the unfilled corner place (3) of its cylindrical lacks some gear teeth;
During the gear teeth meshing of the gear teeth of described unfilled corner gear (2) and output gear (1), be manual output state;
The unfilled corner place (3) of described unfilled corner gear (2) is electronic output state during near the gear teeth of output gear (1).
2. according to powershift claimed in claim 1 mechanism, it is characterized in that:
Described unfilled corner gear (2) is the gear teeth of normal shift with the gear teeth of output gear (1) engagement.
3. according to powershift claimed in claim 1 mechanism, it is characterized in that:
Described output gear (1) is the gear teeth of normal shift with the gear teeth of unfilled corner gear (2) engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100588470A CN103115080A (en) | 2013-02-25 | 2013-02-25 | Tooth-lack power switching mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100588470A CN103115080A (en) | 2013-02-25 | 2013-02-25 | Tooth-lack power switching mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103115080A true CN103115080A (en) | 2013-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100588470A Pending CN103115080A (en) | 2013-02-25 | 2013-02-25 | Tooth-lack power switching mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN103115080A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550502A (en) * | 2020-05-12 | 2020-08-18 | 联想万像(深圳)科技有限公司 | Clutch and printer |
| CN112728593A (en) * | 2021-02-01 | 2021-04-30 | 佛山市顺德区美的洗涤电器制造有限公司 | Gas range, control method thereof and computer-readable storage medium |
| CN112728592A (en) * | 2021-02-01 | 2021-04-30 | 佛山市顺德区美的洗涤电器制造有限公司 | Plug valve and gas stove |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001208096A (en) * | 2000-01-26 | 2001-08-03 | Sankyo Seiki Mfg Co Ltd | Rocking clutch mechanism and valve open/close control device and toilet stool cleaning device |
| US20040226538A1 (en) * | 2003-01-24 | 2004-11-18 | Magneti Marelli Powertrain S.P.A. | Servo-assisted butterfly valve for an internal combustion engine provided with an adjustment system for the limp-home position |
| DE102006000608A1 (en) * | 2006-01-02 | 2007-07-05 | Robert Bosch Gmbh | Actuating drive for e.g. throttle body, in suction nozzle of internal combustion engine, has stopper defining maximum possible swivel angle of output wheel with anti-stopper, and elastic pad that is provided between stopper and anti-stopper |
| CN201462163U (en) * | 2009-07-16 | 2010-05-12 | 杭州哲达科技股份有限公司 | Two-way valve actuator |
| CN102297210A (en) * | 2011-08-12 | 2011-12-28 | 苏州未来电器有限公司 | Clutch system of electric energy storage device |
| CN102777506A (en) * | 2012-07-16 | 2012-11-14 | 无锡市凯旋电机有限公司 | Swing type bidirectional positioning clutch |
-
2013
- 2013-02-25 CN CN2013100588470A patent/CN103115080A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001208096A (en) * | 2000-01-26 | 2001-08-03 | Sankyo Seiki Mfg Co Ltd | Rocking clutch mechanism and valve open/close control device and toilet stool cleaning device |
| US20040226538A1 (en) * | 2003-01-24 | 2004-11-18 | Magneti Marelli Powertrain S.P.A. | Servo-assisted butterfly valve for an internal combustion engine provided with an adjustment system for the limp-home position |
| DE102006000608A1 (en) * | 2006-01-02 | 2007-07-05 | Robert Bosch Gmbh | Actuating drive for e.g. throttle body, in suction nozzle of internal combustion engine, has stopper defining maximum possible swivel angle of output wheel with anti-stopper, and elastic pad that is provided between stopper and anti-stopper |
| CN201462163U (en) * | 2009-07-16 | 2010-05-12 | 杭州哲达科技股份有限公司 | Two-way valve actuator |
| CN102297210A (en) * | 2011-08-12 | 2011-12-28 | 苏州未来电器有限公司 | Clutch system of electric energy storage device |
| CN102777506A (en) * | 2012-07-16 | 2012-11-14 | 无锡市凯旋电机有限公司 | Swing type bidirectional positioning clutch |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550502A (en) * | 2020-05-12 | 2020-08-18 | 联想万像(深圳)科技有限公司 | Clutch and printer |
| CN111550502B (en) * | 2020-05-12 | 2021-08-06 | 联想万像(深圳)科技有限公司 | Clutch and printer |
| CN112728593A (en) * | 2021-02-01 | 2021-04-30 | 佛山市顺德区美的洗涤电器制造有限公司 | Gas range, control method thereof and computer-readable storage medium |
| CN112728592A (en) * | 2021-02-01 | 2021-04-30 | 佛山市顺德区美的洗涤电器制造有限公司 | Plug valve and gas stove |
| CN112728592B (en) * | 2021-02-01 | 2023-07-28 | 佛山市顺德区美的洗涤电器制造有限公司 | Plug valve and gas stove |
| CN112728593B (en) * | 2021-02-01 | 2024-03-08 | 佛山市顺德区美的洗涤电器制造有限公司 | Gas stove, control method thereof and computer readable storage medium |
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Application publication date: 20130522 |