CN110005765A - Shutter fluid drive speed reducer - Google Patents
Shutter fluid drive speed reducer Download PDFInfo
- Publication number
- CN110005765A CN110005765A CN201810604601.1A CN201810604601A CN110005765A CN 110005765 A CN110005765 A CN 110005765A CN 201810604601 A CN201810604601 A CN 201810604601A CN 110005765 A CN110005765 A CN 110005765A
- Authority
- CN
- China
- Prior art keywords
- level
- gear
- slow
- speed
- drive shaft
- 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.)
- Granted
Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 22
- 239000012530 fluid Substances 0.000 title claims abstract description 13
- 208000032369 Primary transmission Diseases 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 49
- 208000032370 Secondary transmission Diseases 0.000 claims description 3
- 238000004904 shortening Methods 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010902 straw Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/22—Shades or blinds for greenhouses, or the like
-
- 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
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/093—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
-
- 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
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/10—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with one or more one-way clutches as an essential feature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Gear Transmission (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
A kind of shutter fluid drive speed reducer, including cabinet, it is mounted on the intracorporal primary transmission axis of case and secondary drive shaft, the level-one fast pulldown gear and level-one slow-speed drive gear axially arranged are equipped on primary transmission axis, the second level fast pulldown gear and second level slow-speed drive gear corresponding with level-one slow-speed drive gear of setting and the engagement of level-one fast pulldown gear in secondary drive shaft, the second level fast pulldown gear and secondary drive shaft are cooperated by helical spline, the second level slow-speed drive gear is rotatably installed in secondary drive shaft, and clutch block is set between second level fast pulldown gear and second level slow-speed drive gear in secondary drive shaft, the clutch block is cooperated with secondary drive shaft by straight keyway, and mutually matched helical teeth is respectively equipped on the opposite face of clutch block and second level slow-speed drive gear.It can realize at a slow speed roller shutter, quickly put curtain, the motor driven energy during curtain is put in saving, and the curtain operation waiting time is put in shortening.
Description
Technical field
The present invention relates to shutter speed reducer more particularly to a kind of shutter fluid drive speed reducers.
Background technique
Shutter is to roll up the agricultural machinery put automatically for greenhouse straw screen or mat, at a slow speed will be by motor and motor
The speed reducer of secondary transmission axis connection and the greenhouse rolling blind shaft of speed reducer secondary transmission axis connection are wrapped in greenhouse rolling blind axis
Straw screen or mat on bar is constituted.When work, motor power is transmitted to greenhouse rolling blind shaft through speed reducer, by motor forward and backward, realizes
Volume amplification canopy straw screen or mat operation.Existing shutter speed reducer is fixed reduction ratio, and roller shutter speed is identical with curtain speed is put and slow
Slowly, it slowly puts curtain speed meaningless waste and the motor driven energy and puts the curtain operation waiting time.
Summary of the invention
The present invention is in order to solve the above-mentioned technical problem, to provide a kind of shutter fluid drive speed reducer, can realize
At a slow speed roller shutter, quickly put curtain, the motor driven energy during curtain is put in saving, and the curtain operation waiting time is put in shortening.
The technical solution of the invention is as follows:
A kind of shutter fluid drive speed reducer, including cabinet, be mounted on the intracorporal primary transmission axis of case and second level and pass
Moving axis is characterized in that the level-one fast pulldown gear axially arranged and level-one are equipped on primary transmission axis to be passed at a slow speed
Moving gear, be arranged in secondary drive shaft the second level fast pulldown gear that is engaged with level-one fast pulldown gear and with level-one at a slow speed
The corresponding second level slow-speed drive gear of transmission gear, the second level fast pulldown gear and secondary drive shaft are matched by helical spline
It closes, the second level slow-speed drive gear is rotatably installed in secondary drive shaft, and is located at second level in secondary drive shaft and is quickly passed
Clutch block is set between moving gear and second level slow-speed drive gear, the clutch block is cooperated with secondary drive shaft by straight keyway,
And mutually matched helical teeth is respectively equipped on the opposite face of clutch block and second level slow-speed drive gear.
Further preferably, it is cased with compressed spring between clutch block and second level slow-speed drive gear in secondary drive shaft,
When high speed turns low speed, quickly playback convenient for clutch block.
Further preferably, the three-level transmission shaft with secondary drive shaft transmission connection is set in cabinet, on three-level transmission shaft
Self-locking device is set.
Further preferably, the self-locking device be by be arranged on three-level transmission shaft baffle, by being threadably mounted at three
Grade transmission shaft on and the three-level transmission gear engaged with secondary drive shaft, the friction spine between three-level transmission gear and baffle
The pawl composition of wheel, insertion friction ratchet gear between cog.
Further preferably, the level Four transmission shaft connecting with three-level transmission shaft driven is set in cabinet.
Further preferably, the Pyatyi transmission shaft connecting with level Four transmission shaft driven is set in cabinet.
The beneficial effects of the present invention are:
Since the second level fast pulldown gear that engages with level-one fast pulldown gear being arranged in secondary drive shaft and with two
The corresponding second level slow-speed drive gear of grade slow-speed drive gear, the second level fast pulldown gear and secondary drive shaft pass through spiral
Keyway cooperation, the second level slow-speed drive gear are rotatably installed in secondary drive shaft, and are located at second level in secondary drive shaft
Clutch block is set between fast pulldown gear and second level slow-speed drive gear, and the clutch block and secondary drive shaft pass through straight keyway
Cooperation, and mutually matched helical teeth is respectively equipped on the opposite face of clutch block and second level fast pulldown gear.
When rolling operation, forward driving motor drives primary transmission axis to rotate forward, and second level fast pulldown gear is in spiral
Overcome resistance to move to right under keyway effect and be detached from level-one fast pulldown gear, and clutch block is pushed to move right to second level slow-speed drive
Gear, the helical teeth on clutch block are engaged with the helical teeth on second level fast pulldown gear, and motor power is successively through level-one slow-speed drive
Gear, second level slow-speed drive gear, clutch block drive secondary drive shaft slow rotation, and speed reducer is become passing at a slow speed from fast pulldown
It is dynamic, start roller shutter operation at a slow speed.
When putting curtain operation, it is driven in the reverse direction motor and primary transmission axis is driven to rotate backward, level-one slow-speed drive gear drives two
Grade slow-speed drive gear rotation, under the helical teeth effect on second level slow-speed drive axis and clutch block, clutch block is moved to the left and two
Grade slow-speed drive gear separation, and second level fast pulldown gear is pushed to be moved to the left through helical spline, make second level fast pulldown tooth
Wheel is engaged with level-one fast pulldown gear, and speed reducer becomes fast pulldown from slow-speed drive, is started quickly to put curtain operation, be saved
The motor driven energy during curtain is put, shortens and puts the curtain operation waiting time.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the connection structure diagram of primary transmission axis and secondary drive shaft in Fig. 1；
Fig. 3 is the structural schematic diagram of secondary drive shaft in Fig. 1；
In figure: 1- cabinet, 2- primary transmission axis, 3- secondary drive shaft, 4- level-one fast pulldown gear, 5- level-one pass at a slow speed
Moving gear, 6- second level fast pulldown gear, 7- second level slow-speed drive gear, 8- helical spline, 9- clutch block, the straight keyway of 10-,
11- helical teeth, 12- compressed spring, 13- three-level transmission shaft, 14- baffle, 15- three-level transmission gear, 16- friction ratchet gear, 17- spine
Pawl, 18- level Four transmission shaft, 19- Pyatyi transmission shaft.
Specific embodiment
As shown in Figure 1-Figure 3, a kind of shutter fluid drive speed reducer, including cabinet 1, be mounted in cabinet 1 one
Grade transmission shaft 2 and secondary drive shaft 3 are equipped with the level-one fast pulldown gear 4 axially arranged on primary transmission axis 2 and level-one are slow
Fast transmission gear 5, be arranged in secondary drive shaft 3 the second level fast pulldown gear 6 that is engaged with level-one fast pulldown gear 4 and with
The second level slow-speed drive gear 7 that level-one slow-speed drive gear 5 engages, the second level fast pulldown gear 6 and secondary drive shaft 3 are logical
The cooperation of helical spline 8 is crossed, the second level slow-speed drive gear 7 is rotatably installed in secondary drive shaft 3, and in secondary drive shaft 3
Upper that clutch block 9 is arranged between second level fast pulldown gear 6 and second level slow-speed drive gear 7, the clutch block 9 is passed with second level
Moving axis 3 is cooperated by straight keyway 10, and is respectively equipped with phase interworking on opposite face of the clutch block 9 with second level slow-speed drive gear 7
The helical teeth 11 of conjunction is cased with compressed spring 12 between clutch block 9 and second level slow-speed drive gear 7 in secondary drive shaft 3.
The three-level transmission shaft 13 being sequentially connected with secondary drive shaft 3 is set in cabinet 1, is arranged certainly on three-level transmission shaft 13
Locking device.The self-locking device be by be arranged on three-level transmission shaft 13 baffle 14, by being threadably mounted at three-level transmission shaft
The three-level transmission gear 15 engaged on 13 and with secondary drive shaft 3, the friction spine between three-level transmission gear 15 and baffle 14
Wheel 16, the pawl 17 for being inserted into 16 between cog of friction ratchet gear are constituted.The level Four being sequentially connected with three-level transmission shaft 13 is set in cabinet 1
Transmission shaft 18.The Pyatyi transmission shaft 19 being sequentially connected with level Four transmission shaft 18 is set in cabinet 1.
When installation, primary transmission axis 2 is connected to motor by belt gear, rolls up Pyatyi transmission shaft 19 and greenhouse
The connection of curtain shaft.
When rolling operation, forward driving motor drives primary transmission axis 2 to rotate forward, and second level fast pulldown gear 6 is in spiral shell
Rotation keyway 8 overcomes resistance to move to right disengaging level-one fast pulldown gear 4 under acting on, and it is slow to second level to push clutch block 9 to move right
Fast transmission gear 7, the helical teeth 11 on clutch block 9 are engaged with the helical teeth 11 on second level fast pulldown gear 6, and motor power successively passes through
Level-one slow-speed drive gear 5, second level slow-speed drive gear 7, clutch block 9 drive 3 slow rotation of secondary drive shaft, and speed reducer is by fast
Speed transmission becomes slow-speed drive, starts roller shutter operation at a slow speed.During roller shutter, three-level transmission gear 15 is on three-level transmission shaft 13
It threadingly screws, with the common clamping friction ratchet 16 of baffle 14, rotates synchronously three-level transmission shaft 13 and three-level transmission gear 15.
Frictional force collective effect when motor powers off, between the pawl 17, friction ratchet gear 16 and baffle 14 of insertion 16 between cog of friction ratchet gear
Under, reverse locking three-level transmission shaft 13 prevents greenhouse rolling blind shaft from rotating backward and retracts.
When putting curtain operation, it is driven in the reverse direction motor and primary transmission axis 2 is driven to rotate backward, level-one slow-speed drive gear 5 drives
Second level slow-speed drive gear 7 rotates, and three-level transmission gear 15 threadingly unscrews on three-level transmission shaft 13, the friction ratchet gear of clamping
16 affranchise rotary state, and self-locking device is closed, in the case where the helical teeth 11 on second level slow-speed drive axis and clutch block 9 acts on, from
It closes block 9 to be moved to the left and separates with second level slow-speed drive gear 7, and pushes second level fast pulldown gear 6 through helical spline 8 to moving to left
It is dynamic, engage second level fast pulldown gear 6 with level-one fast pulldown gear 4, speed reducer becomes fast pulldown from slow-speed drive, opens
Begin quickly to put curtain operation, saves the motor driven energy during putting curtain, shorten and put the curtain operation waiting time.
The above is only specific embodiments of the present invention, are not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of shutter fluid drive speed reducer, including cabinet, it is mounted on the intracorporal primary transmission axis of case and secondary transmission
Axis, it is characterised in that: the level-one fast pulldown gear and level-one slow-speed drive gear axially arranged are equipped on primary transmission axis,
Be arranged in secondary drive shaft the second level fast pulldown gear that is engaged with level-one fast pulldown gear and with level-one slow-speed drive tooth
It takes turns corresponding second level slow-speed drive gear, the second level fast pulldown gear and secondary drive shaft to cooperate by helical spline, institute
It states second level slow-speed drive gear to be rotatably installed in secondary drive shaft, and is located at second level fast pulldown gear in secondary drive shaft
Clutch block is set between second level slow-speed drive gear, the clutch block is cooperated with secondary drive shaft by straight keyway, and from
It closes and is respectively equipped with mutually matched helical teeth on the opposite face of block and second level slow-speed drive gear.
2. shutter according to claim 1 fluid drive speed reducer, it is characterised in that: be located in secondary drive shaft
Compressed spring is cased between clutch block and second level slow-speed drive gear.
3. shutter according to claim 1 fluid drive speed reducer, it is characterised in that: setting and second level in cabinet
The three-level transmission shaft of transmission shaft driven connection, is arranged self-locking device on three-level transmission shaft.
4. shutter according to claim 3 fluid drive speed reducer, it is characterised in that: the self-locking device is by setting
It sets in the baffle on three-level transmission shaft, the three-level transmission by being threadably mounted on three-level transmission shaft and being engaged with secondary drive shaft
Gear, the friction ratchet gear between three-level transmission gear and baffle, the pawl composition for being inserted into friction ratchet gear between cog.
5. shutter according to claim 3 fluid drive speed reducer, it is characterised in that: setting and three-level in cabinet
The level Four transmission shaft of transmission shaft driven connection.
6. shutter according to claim 5 fluid drive speed reducer, it is characterised in that: setting and level Four in cabinet
The Pyatyi transmission shaft of transmission shaft driven connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810604601.1A CN110005765B (en) | 2018-06-13 | 2018-06-13 | Automatic speed changing speed reducer for curtain rolling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810604601.1A CN110005765B (en) | 2018-06-13 | 2018-06-13 | Automatic speed changing speed reducer for curtain rolling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110005765A true CN110005765A (en) | 2019-07-12 |
| CN110005765B CN110005765B (en) | 2024-03-12 |
Family
ID=67164768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810604601.1A Active CN110005765B (en) | 2018-06-13 | 2018-06-13 | Automatic speed changing speed reducer for curtain rolling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110005765B (en) |
Citations (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0193391A2 (en) * | 1985-02-26 | 1986-09-03 | Kuron Corporation | Overhead blind |
| US4782714A (en) * | 1987-04-14 | 1988-11-08 | Deere & Company | Multi-range synchronized transmission and housing therefor |
| CN2136320Y (en) * | 1992-08-07 | 1993-06-16 | 许昌继电器厂 | Automatic opening device for rolling shutter door |
| US6092432A (en) * | 1996-10-09 | 2000-07-25 | Klaricic; Boris | Countershaft transmission with constant mesh reverse gearing |
| CN2465456Y (en) * | 2001-01-21 | 2001-12-19 | 杭州万杰减速机有限公司 | Curtain take-up machine for greenhouse |
| CN2496237Y (en) * | 2001-09-09 | 2002-06-26 | 索亚敏 | Greenhouse curtain-rolling machine |
| CN2815564Y (en) * | 2005-09-09 | 2006-09-13 | 上海海新机床制造有限公司 | Drilling machine mainshaft box structure using frequency gowernor |
| US20090241709A1 (en) * | 2008-03-26 | 2009-10-01 | Zf Friedrichshafen Ag | Device for reducing rattling noises in variable-speed transmissions |
| CN201319777Y (en) * | 2008-12-22 | 2009-10-07 | 高绪忠 | Greenhouse rolling machine |
| CN201374941Y (en) * | 2009-03-10 | 2010-01-06 | 陈湘浦 | Brake of curtain rolling machine |
| CN201595045U (en) * | 2010-02-12 | 2010-10-06 | 赤峰市宁城长明机械有限公司 | Solar greenhouse curtain rolling machine with open gear drive |
| CN101884289A (en) * | 2010-06-17 | 2010-11-17 | 范金波 | Greenhouse rolling blind machine and operating method thereof |
| CN201771998U (en) * | 2010-07-05 | 2011-03-23 | 陈湘浦 | Brake for curtain rolling machine of big-arch shelter |
| CN202301762U (en) * | 2011-09-30 | 2012-07-04 | 佛山市星光传动机械有限公司 | Improved speed reducer |
| CN102562960A (en) * | 2010-12-14 | 2012-07-11 | 蔡旭阳 | Transmission for electric vehicles |
| CN202746505U (en) * | 2012-08-17 | 2013-02-20 | 华芯电子科技（泗洪）有限公司 | Position-changing bidirectional switching mechanism of gear with teeth difference |
| CN203005684U (en) * | 2013-01-09 | 2013-06-19 | 杨香文 | Power device for two-stage reduction electric car |
| KR20130084565A (en) * | 2012-01-17 | 2013-07-25 | 현대위아 주식회사 | Automatic manual transmission |
| CN103348885A (en) * | 2013-08-01 | 2013-10-16 | 周德兴 | Greenhouse curtain rolling machine with ball slide rail type self-lock device |
| CN104806656A (en) * | 2015-04-24 | 2015-07-29 | 傅元才 | Bidirectional overrunning clutch, speed control device and automatic speed control system |
| US20150300455A1 (en) * | 2012-11-09 | 2015-10-22 | Guangdong Fuwa Engineering Manufacturing Co., Ltd. | Electrically powered gear box for a semitrailer stabilizer |
| CN105465293A (en) * | 2014-08-26 | 2016-04-06 | 天津市万新传动设备有限公司 | Spindle box of equipment used for winding large-diameter high-strength steel wire springs |
| CN107173120A (en) * | 2017-03-18 | 2017-09-19 | 台州唯丰农业科技有限公司 | A kind of integral type automatic air discharging machine |
| CN107489741A (en) * | 2017-09-22 | 2017-12-19 | 梁琼 | A kind of pure electric automobile power failure-free manual transmission and its shift control method |
| CN208273733U (en) * | 2018-06-13 | 2018-12-25 | 周雨馨 | Shutter fluid drive speed reducer |
-
2018
- 2018-06-13 CN CN201810604601.1A patent/CN110005765B/en active Active
Patent Citations (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0193391A2 (en) * | 1985-02-26 | 1986-09-03 | Kuron Corporation | Overhead blind |
| US4782714A (en) * | 1987-04-14 | 1988-11-08 | Deere & Company | Multi-range synchronized transmission and housing therefor |
| CN2136320Y (en) * | 1992-08-07 | 1993-06-16 | 许昌继电器厂 | Automatic opening device for rolling shutter door |
| US6092432A (en) * | 1996-10-09 | 2000-07-25 | Klaricic; Boris | Countershaft transmission with constant mesh reverse gearing |
| CN2465456Y (en) * | 2001-01-21 | 2001-12-19 | 杭州万杰减速机有限公司 | Curtain take-up machine for greenhouse |
| CN2496237Y (en) * | 2001-09-09 | 2002-06-26 | 索亚敏 | Greenhouse curtain-rolling machine |
| CN2815564Y (en) * | 2005-09-09 | 2006-09-13 | 上海海新机床制造有限公司 | Drilling machine mainshaft box structure using frequency gowernor |
| US20090241709A1 (en) * | 2008-03-26 | 2009-10-01 | Zf Friedrichshafen Ag | Device for reducing rattling noises in variable-speed transmissions |
| CN201319777Y (en) * | 2008-12-22 | 2009-10-07 | 高绪忠 | Greenhouse rolling machine |
| CN201374941Y (en) * | 2009-03-10 | 2010-01-06 | 陈湘浦 | Brake of curtain rolling machine |
| CN201595045U (en) * | 2010-02-12 | 2010-10-06 | 赤峰市宁城长明机械有限公司 | Solar greenhouse curtain rolling machine with open gear drive |
| CN101884289A (en) * | 2010-06-17 | 2010-11-17 | 范金波 | Greenhouse rolling blind machine and operating method thereof |
| CN201771998U (en) * | 2010-07-05 | 2011-03-23 | 陈湘浦 | Brake for curtain rolling machine of big-arch shelter |
| CN102562960A (en) * | 2010-12-14 | 2012-07-11 | 蔡旭阳 | Transmission for electric vehicles |
| CN202301762U (en) * | 2011-09-30 | 2012-07-04 | 佛山市星光传动机械有限公司 | Improved speed reducer |
| KR20130084565A (en) * | 2012-01-17 | 2013-07-25 | 현대위아 주식회사 | Automatic manual transmission |
| CN202746505U (en) * | 2012-08-17 | 2013-02-20 | 华芯电子科技（泗洪）有限公司 | Position-changing bidirectional switching mechanism of gear with teeth difference |
| US20150300455A1 (en) * | 2012-11-09 | 2015-10-22 | Guangdong Fuwa Engineering Manufacturing Co., Ltd. | Electrically powered gear box for a semitrailer stabilizer |
| CN203005684U (en) * | 2013-01-09 | 2013-06-19 | 杨香文 | Power device for two-stage reduction electric car |
| CN103348885A (en) * | 2013-08-01 | 2013-10-16 | 周德兴 | Greenhouse curtain rolling machine with ball slide rail type self-lock device |
| CN105465293A (en) * | 2014-08-26 | 2016-04-06 | 天津市万新传动设备有限公司 | Spindle box of equipment used for winding large-diameter high-strength steel wire springs |
| CN104806656A (en) * | 2015-04-24 | 2015-07-29 | 傅元才 | Bidirectional overrunning clutch, speed control device and automatic speed control system |
| CN107173120A (en) * | 2017-03-18 | 2017-09-19 | 台州唯丰农业科技有限公司 | A kind of integral type automatic air discharging machine |
| CN107489741A (en) * | 2017-09-22 | 2017-12-19 | 梁琼 | A kind of pure electric automobile power failure-free manual transmission and its shift control method |
| CN208273733U (en) * | 2018-06-13 | 2018-12-25 | 周雨馨 | Shutter fluid drive speed reducer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110005765B (en) | 2024-03-12 |
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