CN103821836B - A kind of simple clutch - Google Patents
A kind of simple clutch Download PDFInfo
- Publication number
- CN103821836B CN103821836B CN201410061238.5A CN201410061238A CN103821836B CN 103821836 B CN103821836 B CN 103821836B CN 201410061238 A CN201410061238 A CN 201410061238A CN 103821836 B CN103821836 B CN 103821836B
- Authority
- CN
- China
- Prior art keywords
- head
- cap head
- rotating shaft
- tooth
- projection
- 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.)
- Active
Links
Abstract
The invention discloses a kind of simple clutch, relate to the reels mechanism of screen window.Comprise cap head, turn and rotating shaft, described cap head axial centre arranges bolt hole, an end face is oppositely arranged a few projection, described axial centre of turning arranges through hole, an end face is provided with driving tooth, other end arranges two grooves matched with cap head projection, the bottom surface of groove is inclined-plane, shaft head axial centre arranges bolt hole, mid diameter is greater than head diameter, at middle part, head side is provided with driven tooth, driving tooth matches with driven tooth, turn described in the head of rotating shaft is set with, and driving tooth is relative with driven tooth, the projection that cap head is arranged is inserted in turns in groove, by screw, cap head to be connected and not locked with turning.This clutch configuration is simple, easy to use.
Description
Technical field
The present invention relates to the reels mechanism of screen window, refer in particular to a kind of simple clutch.
Background technique
In various machinery, clutch very universal.Known clutch, its structure is not too complicated, is exactly that component is excessive, is not suitable for being applied on some dingus.Along with the raising of people's living standard, to the improvement of household condition, substantially all adopt Door or window made of stainless steel, coordinate the screen window of Door or window made of stainless steel to be all plug-type more in the past, use inconvenience, mostly adopt rolling curtain type now.Current rolling curtain type screen window utilizes spring energy-storage to realize screen window automatic coiling, but on it, volume hourly velocity is too fast, easily makes screen window damage.For addressing this problem, inventor has devised the rolling screen window of band damping, the damping force utilizing buffer to provide makes volume on curtain window become slow, the soft conjunction of action, rolling screen window with damping needs to use clutch, because the needs of screen window leave dress window screening for more area, therefore need smaller at the parts of movement means part, and structure is simple, but the clutch of existing conventional construction can not meet the demands.
Summary of the invention
One object of the present invention is to propose the simple clutch of a kind of structure.
For achieving the above object, following technological scheme is provided:
A kind of simple clutch, comprise cap head, turn and rotating shaft, described cap head axial centre arranges bolt hole, and an end face is oppositely arranged at least one projection; Described axial centre of turning arranges through hole, an end face is provided with driving tooth, and other end is provided with the groove matched with projection, and described groove floor is inclined-plane, bottom portion of groove is less than the height of projection to the ultimate range of end face, and the height difference on inclined-plane is greater than the tooth depth of driving tooth and driven tooth; Described rotating shaft comprises head and middle part, described head axial centre arranges bolt hole, described mid diameter is greater than head diameter, at middle part, head side is provided with driven tooth, described driven tooth matches with the driving tooth of upper setting of turning, the side unfolded drawing of described driving tooth and driven tooth is that multiple right-angled triangle is in one line, and one of them sharp-angled apex is connected with right-angled apices; Turn described in the head of described rotating shaft is set with, and driven tooth is relative with driving tooth, in the groove on turning described in the projection that cap head is arranged is inserted in, described cap headgear is contained in the head of described rotating shaft and is connected with rotary shaft body by cap head by screw and not locked.
Further, the projection on described cap head is two.
Preferably, there is axial draw-in groove described cap head side.
Preferably, to turn described in structure in a center of symmetry.
Beneficial effect of the present invention is:
Cap head and rotating shaft are coaxially installed, and cap head projection is inserted in the groove on turning and also can be able to the curve slope of groove be slided, and the driving tooth on being turned by control and the driven tooth occlusion in rotating shaft, make rotating shaft follow cap head to rotate together with turning; When opposite spin, owing to turn and the surface of contact of rotating shaft is the inclined-plane of tooth, rotation can make to turn to leave rotating shaft, and rotating shaft is not rotated following cap head with turning together with, and realize clutch function, structure is simply, easy to use.
Accompanying drawing explanation
Fig. 1 is a kind of simple clutch plan view of the present invention;
Fig. 2 is a kind of simple clutch sectional view of the present invention;
Fig. 3 is the swivel structure schematic diagram of a kind of simple clutch of the present invention;
Fig. 4 is window screen scroll structural representation.
Wherein: 1, cap head 2, turn, 3, rotating shaft, 4, screw, 5, drum, 6, resistance glue, 7, reel, 8, drum support arm, 9, screen window left frame, 10, fixed base, 11, spring, 12, spring supporting arm, 13, screen window right side jamb;
11, projection;
21, groove, 22, driving tooth;
31, head, 32, middle part, 33, driven tooth, 34, afterbody, 35, little axle.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described, to help understanding content of the present invention.
Preferred embodiment one
As shown in Figures 1 to 4, the present invention includes cap head 1, turn 2 and rotating shaft 3, cap head 1 axial centre arranges bolt hole, the bolt hole that the size of bolt hole is arranged with the head of rotating shaft 3 matches, two projections 11 are oppositely arranged at an end face of cap head 1, two projection 11 Central Symmetries, cap head 1 side is provided with axial draw-in groove, so that by matching cap head 1 with the projection of reel 7 inside with reel 7 can be driven synchronous rotary by reel 7.2 axial centre of turning arrange through hole, the size of through hole matches with the head 31 of rotating shaft 3, an end face is provided with driving tooth 22, other end is provided with the groove 21 matched with projection 11, described groove 21 bottom surface is inclined-plane, be less than the height of projection 11 bottom groove 21 to the ultimate range of end face, the height difference on inclined-plane is greater than the tooth depth of driving tooth 22 and driven tooth 33.Described symplex structure centered by 2 of turning.Rotating shaft 3 comprises head 31 and middle part 32, described head 31 axial centre arranges bolt hole, described middle part 32 diameter is greater than head diameter, at middle part 32, head 31 side is provided with driven tooth 33, described driven tooth 33 matches with the driving tooth 22 arranged on 2 of turning, the side unfolded drawing of described driving tooth 22 and driven tooth 33 is that multiple right-angled triangle is in one line, and one of them sharp-angled apex is connected with right-angled apices; 2 are turned described in the head 31 of described rotating shaft 3 is set with, and driven tooth 33 is relative with driving tooth 22, two projections 11 that cap head 1 is arranged withstand on the bottom surface of the groove 21 of turning on 2, and cap head 1 is sleeved on the head 31 of described rotating shaft 3 and is connected with rotary shaft body 3 by cap head 1 by screw 4 and not locked.The periphery cross section of rotating shaft 3 afterbody 34 is polymorphic structure, and afterbody 34 end is provided with little axle 35, and little axle 35 diameter is less than afterbody 34 diameter; Drum 5 inner side is provided with the structure matched with rotating shaft 2 afterbody 34, and drum 5 internal end surface is provided with the hole that the little axle 35 that arranges with rotating shaft 3 afterbody 34 matches; Drum 5 placed inside has resistance glue 6, and rotating shaft 3 is inserted in drum 5, resistance glue 6 is out of shape and is distributed between rotating shaft 3 and drum 5; Drum 5 is fixedly connected with screen window left frame 9 by drum support arm 8 away from rotating shaft 3 one end, and drum support arm 8 side is flexibly connected with reel 7, plays a supporting role to reel 7.Drum 5, rotating shaft 3 and turning 2 does not contact with reel 7.Said structure is arranged on the left-half of reel 7.
The right half part of reel 7 is provided with spring 11, spring 11 is fixedly connected with reel 7 by fixed base 10 near cap head 1 one end, the other end of spring 11 is fixedly connected with screen window right side jamb 13 by spring supporting arm 12, spring supporting arm 12 side is flexibly connected with reel 7, plays a supporting role to reel 7.Spring supporting arm 12 coordinates together with fixed base 10, is arranged on reel 7 inside by unsettled for spring 11.
Window screening twists on reel 7.
Specific works mode
When window screening is pulled downwardly out, when window screening is launched, on the right side of Fig. 1 or on the upside of Fig. 4, reel 7 is rotated counterclockwise, cap head 1 is driven to rotate counterclockwise, the projection 11 that cap head 1 is arranged slides into lower by the eminence of curve slope turning on 2, cap head 1 continues to rotate, the contacts side surfaces of projection 11 and two grooves 21 of turning on 2, and drive to turn and 2 to rotate together, driving tooth 22 and the mutual stress surface of driven tooth 33 are on the inclined-plane of tooth, turn under the mutual thrust that inclined-plane produces and 2 to slide to cap head 1 direction, driving tooth 22 is no longer contacted with driven tooth 33, cap head 1 with turn 2 rotation will not drive together with rotating shaft 3 and rotate.Because reel 7 is fixedly connected with spring 11 one end by fixed base 10, the other end of spring 11 is fixedly connected with screen window right side jamb 13 by spring supporting arm 12, and window screening is pulled downwardly to be opened when window screening is launched, and spring is rotated distortion thus accumulation of energy.
When window screening furls back on reel, on the right side of Fig. 1 or on the upside of Fig. 4, due to the elastic force of spring 11, reel 7 is turned clockwise, cap head 1 is driven to rotate clockwise, the projection 11 that cap head 1 is arranged slides into eminence by the lower of curve slope turning on 2, projection 11 withstands on that turning will turn on 22 pushes away to away from cap head 1 direction, make to turn 2 driving tooth 22 gradually near the driven tooth 33 of rotating shaft 3, driving tooth 22 is finally made to be engaged with driven tooth 33, cap head 1 continues to rotate, the contacts side surfaces of projection 11 and two grooves 21 of turning on 2, and drive to turn and 2 to rotate together, to turn 2 driven tooth 22 being promoted rotating shaft 3 by driving tooth 22, reach cap head 1, turn and 2 to rotate together with rotating shaft 3.Drum 5 is fixedly connected with screen window left frame 9, is provided with resistance glue 6 between drum 7 and rotating shaft 3, and resistance glue 6 has certain elasticity and viscosity, can slow down the rotational velocity of rotating shaft 3, thus slows down the rotational velocity of reel 7.
As can be seen from above working method, the projection on described cap head is two, and the transmission of power is balanced and structure is simple.Also can adopt one or more.
Claims (4)
1. a simple clutch, is characterized in that: comprise cap head (1), turn (2) and rotating shaft (3), and described cap head (1) axial centre arranges bolt hole, and an end face is oppositely arranged at least one projection (11); Described (2) axial centre of turning arranges through hole, an end face is provided with driving tooth (22), other end is provided with the groove (21) matched with projection (11), described groove (21) bottom surface is inclined-plane, be less than the height of projection (11) bottom groove (21) to the ultimate range of end face, the height difference on inclined-plane is greater than the tooth depth of driving tooth (22) and driven tooth (33); Described rotating shaft (3) comprises head (31) and middle part (32), described head (31) axial centre arranges bolt hole, described middle part (32) diameter is greater than head diameter, in middle part (32), head (31) side is provided with driven tooth (33), described driven tooth (33) matches with turn (2) upper driving tooth (22) arranged, the side unfolded drawing of described driving tooth (22) and driven tooth (33) is that multiple right-angled triangle is in one line, and one of them sharp-angled apex is connected with right-angled apices; (2) are turned described in the head (31) of described rotating shaft (3) is set with, and driven tooth (33) is relative with driving tooth (22), in the groove (21) of turning on (2) described in the upper projection (11) arranged of cap head (1) is inserted in, described cap head (1) is sleeved on the head (31) of described rotating shaft (3) and is connected with rotating shaft (3) by cap head (1) by screw (4) and not locked.
2. clutch as claimed in claim 1, is characterized in that: the projection (11) on described cap head (1) is two.
3. clutch as claimed in claim 1, is characterized in that: there is axial draw-in groove described cap head (1) side.
4. clutch as claimed in claim 1, is characterized in that: described in turn (2) structure in a center of symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410061238.5A CN103821836B (en) | 2014-02-24 | 2014-02-24 | A kind of simple clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410061238.5A CN103821836B (en) | 2014-02-24 | 2014-02-24 | A kind of simple clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103821836A CN103821836A (en) | 2014-05-28 |
| CN103821836B true CN103821836B (en) | 2016-03-02 |
Family
ID=50757059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410061238.5A Active CN103821836B (en) | 2014-02-24 | 2014-02-24 | A kind of simple clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103821836B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313708A (en) * | 2017-07-02 | 2017-11-03 | 厦门唯自然工贸有限公司 | A kind of simple positive and negative buffer |
| CN107692779A (en) * | 2017-11-03 | 2018-02-16 | 佛山市南海区金沙朗丽斯窗饰制品厂（普通合伙） | Curtain semi-automatic clutch |
| CN109236882A (en) * | 2018-10-15 | 2019-01-18 | 深圳市华星光电半导体显示技术有限公司 | transmission device |
| CN110417183B (en) * | 2019-08-09 | 2020-09-29 | 浙江安保龙智能安防科技有限公司 | Intelligent opening and closing curtain motor |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH692270A5 (en) * | 1997-09-25 | 2002-04-30 | Bratschi Silent Gliss | Actuating device for a curtain. |
| US7523777B2 (en) * | 2003-05-14 | 2009-04-28 | Chang Ryeol Kim | Roman shade |
| CN2714787Y (en) * | 2004-06-25 | 2005-08-03 | 高林 | Gauze damping and reducing mechanism for automatic screen window |
| CN2775275Y (en) * | 2005-01-18 | 2006-04-26 | 江西百胜门控设备有限公司 | Quick clutch |
| JP2007100395A (en) * | 2005-10-05 | 2007-04-19 | Kawashima Selkon Textiles Co Ltd | Curtain lifting device |
| JP4729595B2 (en) * | 2008-05-12 | 2011-07-20 | 立川ブラインド工業株式会社 | Solar shading material lifting device |
| JP2008231913A (en) * | 2008-05-12 | 2008-10-02 | Tachikawa Blind Mfg Co Ltd | Sunlight shield member lifting device |
| CN102606058A (en) * | 2011-01-25 | 2012-07-25 | 邱永忠 | Automatic lifting roller blind retarder |
| CN203702910U (en) * | 2014-02-24 | 2014-07-09 | 刘建伟 | Simple clutch |
-
2014
- 2014-02-24 CN CN201410061238.5A patent/CN103821836B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103821836A (en) | 2014-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103821836B (en) | A kind of simple clutch | |
| CN203702910U (en) | Simple clutch | |
| US8936062B2 (en) | Curtain structure without drawstring | |
| CN205468669U (en) | A adjusting device for headrest | |
| CN209364376U (en) | A kind of clamping device for the color wire drawing of bracelet seven | |
| CN104056690B (en) | Suspension arrangement of crooking one's arm between grinding roller of wheat flour-milling assembly and Flos Mume frame | |
| CN102287142A (en) | Drill arm device capable of rotating 360 degrees | |
| CN206353987U (en) | A kind of anticollision hay mover | |
| CN202176198U (en) | Unidirectional action rotary damper | |
| CN203563611U (en) | Domestic noodle maker | |
| CN208246863U (en) | A kind of industrial robot arm interface device | |
| CN205438604U (en) | A mechanical tongs for auto parts production | |
| CN208777768U (en) | A kind of interior decoration support device | |
| CN204114049U (en) | Dual-purpose driver | |
| CN207377472U (en) | Pipe with small pipe diameter roller shutter controller | |
| CN205745927U (en) | Ground agricultural remote sensing observation device | |
| CN203388817U (en) | Mop barrel with involute epicyclic reduction gear device with small tooth difference | |
| CN203436300U (en) | Mop barrel with cycloid gear speed reduction device | |
| CN103161399A (en) | Roller shutter buffer device | |
| CN103009229B (en) | Structure improved brake hub grinding head | |
| CN203472207U (en) | Bottom rolling device of paper cup forming machine | |
| CN202240866U (en) | Brake hub grinding head with improved structure | |
| CN205866549U (en) | Meal furnace | |
| CN211779929U (en) | Multi-screen display OPS all-in-one machine | |
| CN109591912A (en) | A kind of 8 orientation mobile platform mechanisms |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160804 Address after: Heshan street fanghu road Huli District of Xiamen city in Fujian province 361009 of No. 705 room 167 Patentee after: Xiamen only natural industry and Trade Co., Ltd. Address before: 361026, No. two, 160 Li Bei, Bei Chong Island, Haicang District, Fujian, Xiamen Patentee before: Liu Jianwei |