CN102425642A - Automatic gearbox - Google Patents
Automatic gearbox Download PDFInfo
- Publication number
- CN102425642A CN102425642A CN201110411340XA CN201110411340A CN102425642A CN 102425642 A CN102425642 A CN 102425642A CN 201110411340X A CN201110411340X A CN 201110411340XA CN 201110411340 A CN201110411340 A CN 201110411340A CN 102425642 A CN102425642 A CN 102425642A
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- gear
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- transmission shaft
- torsion spring
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Abstract
The invention belongs to the technical field of gearboxes, in particular to an automatic gearbox. A gearbox seat and a gearbox cover form a cavity; a gear set is arranged in the cavity, and comprises a power input gear which is connected with a power output unit, an intermediate transition gear and an output gear; the power input gear is meshed with the intermediate transition gear; the intermediate transition gear is meshed with the output gear, and is used for outputting outwards through a power output rotating shaft of the output gear; a torsional spring support ring is sleeved on the power output rotating shaft or coaxially arranged at the installation position of the power output rotating shaft of the output gear of the gearbox seat or the gearbox cover; a torsional spring is sleeved outside the torsional spring support ring; one end of the torsional spring is fixed on the gearbox seat, and the other end of the torsional spring is fixed on the output gear; and a detection device for detecting the rotating speed of the power input gear or the intermediate transition gear or the output gear is arranged in the cavity. The automatic gearbox is suitable for occasions for automatically opening or closing products with doors or covers, and the like.
Description
Technical field:
The invention belongs to the gear-box technical field, refer in particular to a kind of automatic gear-box.
Background technique:
Along with the development of modern science and technology, products such as intelligent bathroom, electrical equipment all adopt automatic unlatching or close door or lid etc.At present, thus generally adopt big motor to come the driven gear case to realize the automatic unlatching or the closing motion of door or lid etc.Big motor volume is big, and it is many to take up room, and can have a strong impact on the outward appearance of product.Simultaneously; Use at present more gear-box when opening or closing door or lid on the products such as intelligent bathroom, electrical equipment etc.; Damping device is not set, and the closing motion noise is very big when door on closing products such as intelligent bathroom, electrical equipment or lid, has influenced the quality of product greatly.
Summary of the invention:
The purpose of this invention is to provide a kind of compact structure, can realize automatically opening, the automatic gear-box of closing cap or door etc.
The present invention is achieved in that
Automatic gear-box; Include gear block, gear box cover and gear train; Described gear block, gear box cover are formed with cavity; Gear train is installed in the cavity; Gear train comprises: the power input gear that is connected with power output unit, several include transmission shaft and are arranged on the middle transition gear of the large and small gear on the transmission shaft and include with the power output rotation axis and be arranged on the output gear on the power output rotation axis; Power input gear is meshed with the middle transition gear; The middle transition gear is meshed with output gear and outwards exports through the power output rotation axis of output gear, is arranged with the torsion spring support ring on the power output rotation axis of output gear or on the installation position of the power output rotation axis of the output gear of gear block or gear box cover, is coaxially arranged with the torsion spring support ring, outside the torsion spring support ring, is arranged with and when opening or closing, plays power-assisted and the slow torsion spring that falls effect; One end of torsion spring is fixed on the gear block, the other end is fixed on the output gear, in cavity, is provided with the detection device that detects power input gear or middle transition gear or output gear rotating speed.
Above-mentioned middle transition gear is for being respectively arranged with gearwheel and small gear on first, second and third grade transmission shaft; Gearwheel on the first order transmission shaft is meshed with power input gear, small gear is meshed with gearwheel on the transmission shaft of the second level; Small gear on the transmission shaft of the second level is meshed with canine tooth on the third level transmission shaft; Small gear on the third level transmission shaft is meshed with output gear; The two ends of first, second and third grade transmission shaft are separately positioned on gear block and the gear box cover, and an end of the power output rotation axis of described output gear is arranged on the gear box cover, the other end passes power output rotation axis hole and stretches out outside the gear block.
Above-mentioned power output unit is a motor, and power input gear is arranged on the output shaft of motor.
Above-mentioned power input gear is a worm screw, the turbine of the gearwheel on the first order transmission shaft for being meshed with worm screw.
One end of above-mentioned torsion spring is fixed on the gear block, the other end is fixed on the output gear and is: the gear block is provided with the circular hole that matches with torsion spring; Homonymy at circular hole is provided with two bar-shaped troughs tangent with circular hole; Be used for regulating the rotation angle of power output rotation axis and the torsion spring positioning hole of torsion more than two axially being provided with on the output gear, an end of torsion spring is arranged in the bar-shaped trough, the other end is fixed on the output gear in the torsion spring positioning hole.
Be respectively arranged with spacing positive stop each other on above-mentioned output gear and the gear block on the relevant position.
The above-mentioned detection device that detects power input gear or middle transition gear or output gear rotating speed that in cavity, is provided with is: with the lower plane of the first order of power input gear engagement or the gearwheel on the second level or the third level transmission shaft on be evenly equipped with on magnet or the lower plane more than two and be evenly equipped with the magnet more than two at output gear; Corresponding gear block is provided with the pcb board that is connected with master control borad, pcb board be provided with the first order or the second level or third level transmission shaft on gearwheel or the interactional Hall transducer of the magnet on the output gear.
The outer side surface of above-mentioned gear block is provided with the assembling limiting stopper that can be connected with the joint outer part clamping.
Be in series with resistance on the above-mentioned motor.
The present invention compares the outstanding advantage of existing technology:
1, the present invention adopts duplicate gear to carry out transmission, compact structure, and volume is little, and output torque is big, and output torque and speed are all adjustable;
2, clockwise torsion spring or counterclockwise torsion spring once can any direction in both direction be installed in the torsion spring installation position that is provided with on the gear block of the present invention; Use when being applicable to clockwise or rotating counterclockwise; The moment of opening; Power is very big, and torsion spring can play auxiliary effect opening door or lid etc.; The resistance of torsion spring can make door or lid etc. slowly descend when closing, and realizes quiet closing in the decline process, prevents that freely falling body from descending;
3, magnet of the present invention and Hall transducer cooperatively interact, the rotation of magnet in the gear transmission process, and Hall transducer is sensed the variation of signal, can be through the Control of Voltage rotating speed of motor to reach the rotation angle of control pto, validity is high;
4, the present invention is applicable to automatic unlatching or closes the occasions such as product that have door or lid, as: the flap on the intelligent closestool and the open and close of seat ring.
Description of drawings:
Fig. 1 is a blast structural representation of the present invention;
Fig. 2 is the structural representation after gear box cover of the present invention is opened;
Fig. 3 is the schematic representation when being unkitted gear train on the gear box cover of the present invention;
Fig. 4 is the schematic representation of the present invention when being unkitted the gear block;
Fig. 5 is the schematic representation of gear block of the present invention;
Fig. 6 is a schematic perspective view of the present invention.
Embodiment:
With specific embodiment the present invention is further described below, referring to Fig. 1-6:
Present embodiment adopts on the toilet lid and seat ring with automatic gearbox applications and intelligent closestool:
Automatic gear-box; Include gear block 80, gear box cover 10 and gear train; Described gear block 80, gear box cover 10 are formed with cavity; Gear train is installed in the cavity; Gear train comprises: the power input gear 210 that is connected with power output unit, several include transmission shaft 30 and are arranged on the middle transition gear of the large and small gear on the transmission shaft 30 and include with power output rotation axis 60 and be arranged on the output gear 40 on the power output rotation axis 60; Power input gear 210 is meshed with the middle transition gear; The middle transition gear is meshed with output gear 40 and outwards exports through the power output rotation axis 60 of output gear 40; Be arranged with the torsion spring support ring on the power output rotation axis 60 of output gear 40 or on the installation position of the power output rotation axis 60 of the output gear 40 of gear block 80 or gear box cover 10, be coaxially arranged with torsion spring support ring 260, when opening or closing, play power-assisted and slow torsion spring 70 being arranged with on the torsion spring support ring 260 effect, the torsion spring support ring can prevent torsion spring 70 when work distortion or with phenomenons such as power output rotation axis 60 is stuck; One end of torsion spring 70 is fixed on the gear block 80, the other end is fixed on the output gear 40, in cavity, is provided with the detection device that detects power input gear 210 or middle transition gear or output gear 40 rotating speeds.
Above-mentioned middle transition gear is a duplicate gear; For on first, second and third grade transmission shaft 31,32,33, being respectively arranged with gearwheel and small gear; Gearwheel 180 on the first order transmission shaft 31 is meshed with power input gear 210, small gear 200 is meshed with gearwheel 160 on the second level transmission shaft 32; Small gear 140 on the second level transmission shaft 32 is meshed with gearwheel 130 on the third level transmission shaft 33; Small gear 110 on the third level transmission shaft 33 is meshed with output gear 40; The two ends of first, second and third grade transmission shaft 31,32,33 are separately positioned on gear block 80 and the gear box cover 10, and an end of the power output rotation axis 60 of described output gear 40 is arranged on the gear box cover 10, the other end passes rotational axis hole 120 and stretches out outside the gear block 80.During gear-box work, first, second and third grade transmission shaft 31,32,33 does not rotate.Power output rotation axis 60 can rotate, and an end of power output rotation axis 60 is fixed on the gear box cover 10, the other end stretches out outside the gear block 80 and is connected with the rotatingshaft of flap or seat ring.
Above-mentioned power output unit is a motor 20, and input gear 210 is arranged on the output shaft 220 of motor 20.
Above-mentioned power input gear 210 is a worm screw, the turbine of gearwheel 180 for being meshed with worm screw on the first order transmission shaft 31.
One end of above-mentioned torsion spring 70 is fixed on the gear block 80, the other end is fixed on the output gear 40 and is: gear block 80 is provided with the circular hole 240 that matches with torsion spring 70; Be provided with two bar-shaped troughs 251,252 tangent at the homonymy of circular hole 240 with circular hole 240; Be used for regulating the rotation angle of power output rotation axis 60 and the torsion spring positioning hole 401 of torsion more than two axially being provided with on the output gear 40, an end of torsion spring 70 is arranged in the bar-shaped trough 251,252, the other end is fixed on the output gear 40 in the torsion spring positioning hole 401.
Be respectively arranged with spacing positive stop 51,52 each other on above-mentioned output gear 40 and the gear block 80 on the relevant position.When seat ring or when sitting the angle that angle that lid opens or close sets greater than gear-box, the rotation angle of restriction seat ring or flap, the gear in the protection gear-box.
The above-mentioned detection device that detects power input gear 210 or middle transition gear or output gear 40 rotating speeds that in cavity, is provided with is: with the lower plane of the first order transmission shaft 31 of input gear 40 engagements or the gearwheel 180,160,130 on second level transmission shaft 32 or the third level transmission shaft 33 on be evenly equipped with the magnet 170 more than two; Or at the magnet 170 that is evenly equipped with on the lower plane of output gear 40 more than two; Corresponding gear block 80 is provided with the pcb board 190 that is connected with master control borad, pcb board 190 be provided with first order transmission shaft 31 or second level transmission shaft 32 or third level transmission shaft 33 on gearwheel 180,160,130 or the 170 interactional Hall transducers 100 of the magnet on the output gear 40.Gear drives magnet 170 and rotates when rotating, Hall transducer 100 can receive the signal that magnetic changes, and this signal is passed to master control borad, so that control the rotating speed of motor 20 through primary control program.
The outer side surface of above-mentioned gear block 80 is provided with the assembling limiting stopper 90 that clamping connects.Can not need screw when assembling, adopt screens to connect with joint outer part, easy to connect, time saving and energy saving during installation and removal.
Be in series with resistance 150 on the above-mentioned motor 20, be in series with the resistance that changes electric moter voltage on the motor, as: can reach the purpose that toilet lid or toilet circle are slowly descended.
The number of teeth of the present invention:
Input gear 210 (scroll bar): 3, the gearwheel 180 (turbine) on the first order transmission shaft 31: 32, the small gear 200:12 on the first order transmission shaft 31, the small gear 140:11 on the second level transmission shaft 32, the gearwheel 160:41 on the second level transmission shaft 32, the small gear 110:11 on the third level transmission shaft 33, the gearwheel 130:37 on the third level transmission shaft 32, output gear 40:36.
Working principle of the present invention:
Energized; Motor 20 rotates and drives 210 rotations of input gear; Through the gearwheel on the first order transmission shaft 31 (turbine) 180 210 be meshed with input gear (worm screw), small gear 200 is meshed with gearwheel 160 on the second level transmission shaft 32; Small gear 140 on the second level transmission shaft 32 is meshed with gearwheel 130 on the third level transmission shaft 33, and the small gear 110 on the third level transmission shaft 33 is meshed with output gear 40, outwards exports through the power output rotation axis 60 of output gear 40.The torsion spring 70 that is provided with on the power output rotation axis 60 can play auxiliary effect in the moment of opening, and the resistance of torsion spring can make flap or seat ring slowly descend when closing, and prevents that freely falling body from descending, and has quiet advantage.
The foregoing description is merely one of preferred embodiment of the present invention, is not to limit practical range of the present invention with this, so: all equivalences of doing according to shape of the present invention, structure, principle change, and all should be covered by within protection scope of the present invention.
Claims (9)
1. automatic gear-box; Include gear block, gear box cover and gear train; It is characterized in that: described gear block, gear box cover are formed with cavity; Gear train is installed in the cavity; Gear train comprises: the power input gear that is connected with power output unit, several include transmission shaft and are arranged on the middle transition gear of the large and small gear on the transmission shaft and include with the power output rotation axis and be arranged on the output gear on the power output rotation axis; Power input gear is meshed with the middle transition gear; The middle transition gear is meshed with output gear and outwards exports through the power output rotation axis of output gear, is arranged with the torsion spring support ring on the power output rotation axis of output gear or on the installation position of the power output rotation axis of the output gear of gear block or gear box cover, is coaxially arranged with the torsion spring support ring, outside the torsion spring support ring, is arranged with and when opening or closing, plays power-assisted and the slow torsion spring that falls effect; One end of torsion spring is fixed on the gear block, the other end is fixed on the output gear, in cavity, is provided with the detection device that detects power input gear or middle transition gear or output gear rotating speed.
2. automatic gear-box according to claim 1; It is characterized in that: described middle transition gear is for being respectively arranged with gearwheel and small gear on first, second and third grade transmission shaft; Gearwheel on the first order transmission shaft is meshed with power input gear, small gear is meshed with gearwheel on the transmission shaft of the second level; Small gear on the transmission shaft of the second level is meshed with canine tooth on the third level transmission shaft; Small gear on the third level transmission shaft is meshed with output gear; The two ends of first, second and third grade transmission shaft are separately positioned on gear block and the gear box cover, and an end of the power output rotation axis of described output gear is arranged on the gear box cover, the other end passes power output rotation axis hole and stretches out outside the gear block.
3. automatic gear-box according to claim 1 is characterized in that: described power output unit is a motor, and power input gear is arranged on the output shaft of motor.
4. according to each described automatic gear-box of claim 1 to 3, it is characterized in that: described power input gear is a worm screw, the turbine of the gearwheel on the first order transmission shaft for being meshed with worm screw.
5. a kind of automatic gear-box that is used on the intelligent closestool according to claim 1; It is characterized in that: an end of described torsion spring is fixed on the gear block, the other end is fixed on the output gear and is: the gear block is provided with the circular hole that matches with torsion spring; Homonymy at circular hole is provided with two bar-shaped troughs tangent with circular hole; Be used for regulating the rotation angle of power output rotation axis and the torsion spring positioning hole of torsion more than two axially being provided with on the output gear, an end of torsion spring is arranged in the bar-shaped trough, the other end is fixed in the torsion spring positioning hole on the output gear.
6. automatic gear-box according to claim 1 is characterized in that: be respectively arranged with spacing positive stop each other on described output gear and the gear block on the relevant position.
7. automatic gear-box according to claim 1 and 2; It is characterized in that: the described detection device that detects power input gear or middle transition gear or output gear rotating speed that in cavity, is provided with is: with the lower plane of the first order of power input gear engagement or the gearwheel on the second level or the third level transmission shaft on be evenly equipped with on magnet or the lower plane more than two and be evenly equipped with the magnet more than two at output gear; Corresponding gear block is provided with the pcb board that is connected with master control borad, pcb board be provided with the first order or the second level or third level transmission shaft on gearwheel or the interactional Hall transducer of the magnet on the output gear.
8. automatic gear-box according to claim 1 is characterized in that: the outer side surface of described gear block is provided with the assembling limiting stopper that can be connected with the joint outer part clamping.
9. automatic gear-box according to claim 1 is characterized in that: be in series with resistance on the described motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110411340XA CN102425642A (en) | 2011-12-12 | 2011-12-12 | Automatic gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110411340XA CN102425642A (en) | 2011-12-12 | 2011-12-12 | Automatic gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102425642A true CN102425642A (en) | 2012-04-25 |
Family
ID=45959656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110411340XA Pending CN102425642A (en) | 2011-12-12 | 2011-12-12 | Automatic gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102425642A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103780015A (en) * | 2012-10-22 | 2014-05-07 | 日本电产三协株式会社 | Geared motor |
| CN104033567A (en) * | 2014-05-21 | 2014-09-10 | 夏云美 | Connecting device for small gear connecting support |
| CN104638822A (en) * | 2013-11-15 | 2015-05-20 | 日本电产三协株式会社 | Motor |
| CN106286722A (en) * | 2016-10-25 | 2017-01-04 | 福建星辉婴童用品有限公司 | It is convenient for the Novel speed-reducing tooth case that angular turn is spacing |
| CN106369112A (en) * | 2016-08-31 | 2017-02-01 | 北京维弦科技有限责任公司 | Driving device |
| CN108506441A (en) * | 2018-05-28 | 2018-09-07 | 东莞市秦基减速电机有限公司 | A kind of full-automatic lock body gear-box |
| CN109058557A (en) * | 2018-10-11 | 2018-12-21 | 锋宏海力汽车技术(昆山)有限公司 | A kind of electronic actuators |
| CN112297965A (en) * | 2020-11-23 | 2021-02-02 | 艾菲发动机零件（武汉）有限公司 | Automobile seat position sensor |
| CN114086850A (en) * | 2021-11-09 | 2022-02-25 | 湖北开特汽车电子电器系统股份有限公司 | Self-protection opening and closing driving device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6775854B2 (en) * | 2002-06-24 | 2004-08-17 | Sankyo Seiki Mfg. Co., Ltd. | Toilet cover opening/closing device |
| CN200985982Y (en) * | 2006-12-25 | 2007-12-05 | 合肥荣事达佳优电子电器有限公司 | Toothed wheel box |
| CN201022668Y (en) * | 2007-05-01 | 2008-02-20 | 浙江星星便洁宝有限公司 | Automatic turning over device for intelligent toilet seat |
| CN202531792U (en) * | 2011-12-12 | 2012-11-14 | 陈晓 | Automatic gearbox |
-
2011
- 2011-12-12 CN CN201110411340XA patent/CN102425642A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6775854B2 (en) * | 2002-06-24 | 2004-08-17 | Sankyo Seiki Mfg. Co., Ltd. | Toilet cover opening/closing device |
| CN200985982Y (en) * | 2006-12-25 | 2007-12-05 | 合肥荣事达佳优电子电器有限公司 | Toothed wheel box |
| CN201022668Y (en) * | 2007-05-01 | 2008-02-20 | 浙江星星便洁宝有限公司 | Automatic turning over device for intelligent toilet seat |
| CN202531792U (en) * | 2011-12-12 | 2012-11-14 | 陈晓 | Automatic gearbox |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103780015A (en) * | 2012-10-22 | 2014-05-07 | 日本电产三协株式会社 | Geared motor |
| CN103780015B (en) * | 2012-10-22 | 2017-03-01 | 日本电产三协株式会社 | Gear motor |
| CN104638822A (en) * | 2013-11-15 | 2015-05-20 | 日本电产三协株式会社 | Motor |
| CN104638822B (en) * | 2013-11-15 | 2018-01-30 | 日本电产三协株式会社 | Motor |
| CN104033567A (en) * | 2014-05-21 | 2014-09-10 | 夏云美 | Connecting device for small gear connecting support |
| CN106369112B (en) * | 2016-08-31 | 2020-11-20 | 北京一维弦科技有限责任公司 | Drive device |
| CN106369112A (en) * | 2016-08-31 | 2017-02-01 | 北京维弦科技有限责任公司 | Driving device |
| CN106286722A (en) * | 2016-10-25 | 2017-01-04 | 福建星辉婴童用品有限公司 | It is convenient for the Novel speed-reducing tooth case that angular turn is spacing |
| CN106286722B (en) * | 2016-10-25 | 2018-08-24 | 福建星辉婴童用品有限公司 | It is convenient for the deceleration tooth case of angular turn limit |
| CN108506441A (en) * | 2018-05-28 | 2018-09-07 | 东莞市秦基减速电机有限公司 | A kind of full-automatic lock body gear-box |
| CN109058557A (en) * | 2018-10-11 | 2018-12-21 | 锋宏海力汽车技术(昆山)有限公司 | A kind of electronic actuators |
| CN112297965A (en) * | 2020-11-23 | 2021-02-02 | 艾菲发动机零件（武汉）有限公司 | Automobile seat position sensor |
| CN114086850A (en) * | 2021-11-09 | 2022-02-25 | 湖北开特汽车电子电器系统股份有限公司 | Self-protection opening and closing driving device |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20120425 |