CN103671795B - A kind of extension and retraction system of chain - Google Patents
A kind of extension and retraction system of chain Download PDFInfo
- Publication number
- CN103671795B CN103671795B CN201310680786.1A CN201310680786A CN103671795B CN 103671795 B CN103671795 B CN 103671795B CN 201310680786 A CN201310680786 A CN 201310680786A CN 103671795 B CN103671795 B CN 103671795B
- Authority
- CN
- China
- Prior art keywords
- chain
- extension
- retraction system
- socketed
- 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.)
- Expired - Fee Related
Links
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
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention discloses a kind of extension and retraction system of chain, the chain comprising extension and retraction system and match with extension and retraction system, extension and retraction system comprises upper cover, lower cover, driving shaft, some driven axles, and the motor driving driving shaft to rotate, one end of driving shaft is socketed with the first gear, one end of driven axle is socketed with the second gear, first gear is engaged mutually with the second gear on all driven axles respectively, the other end of driving shaft and the other end of driven axle are all through upper cover and lower cover, driven axle is socketed with some sprocket wheels, sprocket wheel is between upper cover and lower cover, chain track is fixed with between upper cover and lower cover, chain track is provided with some through holes, some teeth on sprocket wheel reach outside chain track through described through hole, chain matches with the tooth reached outside chain track, chain is driven to move forward or backward by the rotation of sprocket wheel.The present invention can make chain move in Different Plane.
Description
Technical field
The present invention relates to a kind of extension and retraction system, be specifically related to a kind of extension and retraction system of chain.
Background technique
Chain conveyer will have the motion of the drive sprocket of special tooth profile and transmission of power to a kind of kind of drive of driven sprocket with special tooth profile by chain.Chain conveyer has many advantages, compared with V belt translation, and nonelastic slip and skidding, average ratios is accurate, reliable operation, and efficiency is high; Transmitted power is large, and overload capacity is strong, and the transmission size under identical operating mode is little; Required tension force is little, and the pressure acted on axle is little; Can at high temperature, humidity, many dirt, have in the rugged environment such as pollution and work.But Chain conveyer has a shortcoming: only can be used for the transmission between two-parallel axis, and generally can only transmission in same plane, therefore the application of chain transmission is greatly limited.
Summary of the invention
The object of the invention is to the shortcoming overcoming above-mentioned prior art, provide a kind of extension and retraction system of chain, this system makes chain move in Different Plane.
For achieving the above object, the chain that the extension and retraction system of chain of the present invention comprises extension and retraction system and matches with extension and retraction system, extension and retraction system comprises upper cover, lower cover, driving shaft, some driven axles, and the motor driving driving shaft to rotate, one end of driving shaft is socketed with the first gear, one end of driven axle is socketed with the second gear, first gear is engaged mutually with the second gear on all driven axles respectively, the other end of driving shaft and the other end of driven axle are all through upper cover and lower cover, driven axle is socketed with some sprocket wheels, sprocket wheel is between upper cover and lower cover, chain track is fixed with between upper cover and lower cover, chain track is provided with some through holes, some teeth on sprocket wheel reach outside chain track through described through hole, chain matches with the tooth reached outside chain track, chain is driven to move forward or backward by the rotation of sprocket wheel.
Described extension and retraction system comprises four driven axles, driven axle is socketed with several sprocket wheels.
Described chain is made up of some interconnective chain modules, described chain module comprises the first outer plate, second outer plate, first sleeve pipe, second sleeve pipe, first bearing pin, second bearing pin, first inner plate and the second inner plate, the two ends of the first outer plate, the two ends of the second outer plate, the two ends of the first inner plate and the two ends of the second inner plate all offer through hole, in the through hole that the two ends of the first pipe box are socketed on first outer plate one end respectively and in the through hole of second outer plate one end, in the through hole that the two ends of the second pipe box are socketed on the second outer plate the other end respectively and in the through hole of the second outer plate the other end, first bearing pin is through the second pipe box, in the through hole that the two ends of the first bearing pin are socketed on first inner plate one end respectively and in the through hole of second inner plate one end, the two ends of the second bearing pin are socketed in the through hole of the first inner plate the other end and the through hole of the second inner plate the other end, and the second bearing pin of previous chain module is through the first pipe box of a rear chain module, gap is had between first inner plate and the first outer plate, gap is had between second inner plate and the second outer plate.
The size of described first gear is greater than the size of the second gear.
Described four driven axles are by square profile, and driving shaft is arranged in described in the heart foursquare.
Described chain track is spiral distribution.
The present invention has following beneficial effect:
The extension and retraction system of chain of the present invention comprises driving shaft and some driven axles, one end of driving shaft is socketed with the first gear, one end of driven axle is socketed with the second gear be engaged mutually with described first gear, driven axle is socketed with some sprocket wheels, chain matches with the tooth on sprocket wheel, in the course of the work, rotated by driven by motor driving shaft, driven axle is driven to rotate by driving shaft again, thus drive the sprocket rotation on driving shaft and driven axle, the rotation of sprocket wheel drives chain to move forward or backward, because the distribution of sprocket wheel is not at same plane, therefore chain is not limited to a move in plane mobile, therefore its range of movement expands between different parallel plane, and the transmission that can realize among a small circle between not parallel transmission shaft.Like this along with the expansion of sprocket scope, the application area of chain expands thereupon, in some specific occasions, such as needs long distance in Different Plane to determine transmission, and needs the fixed effect that can play its uniqueness than the place of transmission.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of chain module in the present invention;
Fig. 3 is structural representation of the present invention, does not wherein install chain track 6;
Fig. 4 is the structural representation of the first bearing pin or the second bearing pin in the present invention;
Fig. 5 is the structural representation of the first sleeve pipe or the second sleeve pipe in the present invention.
Wherein, 1 be driving shaft, 2 be sprocket wheel, 6 be chain track for driven axle, 3 to be the first gear, 4 be the second gear, 5.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail:
With reference to figure 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the chain that the extension and retraction system of chain of the present invention comprises extension and retraction system and matches with extension and retraction system, extension and retraction system comprises upper cover, lower cover, driving shaft 1, some driven axles 2, and the motor driving driving shaft 1 to rotate, one end of driving shaft 1 is socketed with the first gear 3, one end of driven axle 2 is socketed with the second gear 4, first gear 3 is engaged mutually with the second gear 4 on all driven axles 2 respectively, the other end of driving shaft 1 and the other end of driven axle 2 are all through upper cover and lower cover, driven axle 2 is socketed with some sprocket wheels 5, sprocket wheel 5 is between upper cover and lower cover, chain track 6 is fixed with between upper cover and lower cover, chain track 6 is provided with some through holes, some teeth on sprocket wheel 5 reach outside chain track 6 through described through hole, chain matches with the tooth reached outside chain track 6, chain is driven to move forward or backward by the rotation of sprocket wheel 5, the size of the first gear 3 is greater than the size of the second gear 4, chain track 6 is spiral distribution.Preferably, extension and retraction system comprises four driven axles 2, and be all socketed with four sprocket wheels, 5, four driven axles 2 by square profile on driven axle 2 with on driving shaft 1, driving shaft 1 is arranged in described in the heart foursquare.
Described chain is made up of some interconnective chain modules, described chain module comprises the first outer plate, second outer plate, first sleeve pipe, second sleeve pipe, first bearing pin, second bearing pin, first inner plate and the second inner plate, the two ends of the first outer plate, the two ends of the second outer plate, the two ends of the first inner plate and the two ends of the second inner plate all offer through hole, in the through hole that the two ends of the first pipe box are socketed on first outer plate one end respectively and in the through hole of second outer plate one end, in the through hole that the two ends of the second pipe box are socketed on the second outer plate the other end respectively and in the through hole of the second outer plate the other end, first bearing pin is through the second pipe box, in the through hole that the two ends of the first bearing pin are socketed on first inner plate one end respectively and in the through hole of second inner plate one end, the two ends of the second bearing pin are socketed in the through hole of the first inner plate the other end and the through hole of the second inner plate the other end, and the second bearing pin of previous chain module is through the first pipe box of a rear chain module, gap is had between first inner plate and the first outer plate, gap is had between second inner plate and the second outer plate.
Specific works process of the present invention is:
Motor drives the first gear 3 to rotate by driving shaft 1, first gear 3 drives four the second gears 4 to rotate by gear motion, second gear 4 drives the sprocket wheel 5 on respective axle to rotate respectively by driven axle 2, thus make sprocket wheel 5 obtain power, and then chain is driven to move in spiral chain track 6 by sprocket wheel 5.Through above transmission of power, chain is able to from spiral chain track 6 entrance, and stretch out from chain track 6 outlet of helical structure, realize the chain transmission in Different Plane, and the transmission of not parallel between centers among a small circle, to be used for the function of the long distance chain transmission adapted under special occasions.
Claims (6)
1. the extension and retraction system of a chain, it is characterized in that, the chain comprising extension and retraction system and match with extension and retraction system, extension and retraction system comprises upper cover, lower cover, driving shaft (1), some driven axles (2), and the motor driving driving shaft (1) to rotate, one end of driving shaft (1) is socketed with the first gear (3), one end of driven axle (2) is socketed with the second gear (4), first gear (3) is engaged mutually with the second gear (4) on all driven axles (2) respectively, the other end of driving shaft (1) and the other end of driven axle (2) are all through upper cover and lower cover, driven axle (2) is socketed with some sprocket wheels (5), sprocket wheel (5) is between upper cover and lower cover, chain track (6) is fixed with between upper cover and lower cover, chain track (6) is provided with some through holes, some teeth on sprocket wheel (5) reach chain track (6) outward through described through hole, chain with reach chain track (6) tooth outward and match, chain is driven to move forward or backward by the rotation of sprocket wheel (5).
2. the extension and retraction system of chain according to claim 1, is characterized in that, described extension and retraction system comprises four driven axles (2), driven axle (2) is socketed with several sprocket wheels (5).
3. the extension and retraction system of chain according to claim 1, it is characterized in that, described chain is made up of some interconnective chain modules, described chain module comprises the first outer plate, second outer plate, first pipe box, second pipe box, first bearing pin, second bearing pin, first inner plate and the second inner plate, the two ends of the first outer plate, the two ends of the second outer plate, the two ends of the first inner plate and the two ends of the second inner plate all offer through hole, in the through hole that the two ends of the first pipe box are socketed on first outer plate one end respectively and in the through hole of second outer plate one end, in the through hole that the two ends of the second pipe box are socketed on the first outer plate the other end respectively and in the through hole of the second outer plate the other end, first bearing pin is through the second pipe box, in the through hole that the two ends of the first bearing pin are socketed on first inner plate one end respectively and in the through hole of second inner plate one end, the two ends of the second bearing pin are socketed in the through hole of the first inner plate the other end and the through hole of the second inner plate the other end respectively, and the second bearing pin of previous chain module is through the first pipe box of a rear chain module, gap is had between first inner plate and the first outer plate, gap is had between second inner plate and the second outer plate.
4. the extension and retraction system of chain according to claim 1, is characterized in that, the size of described first gear (3) is greater than the size of the second gear (4).
5. the extension and retraction system of chain according to claim 2, it is characterized in that, described four driven axles (2) are by square profile, and driving shaft (1) is arranged in described in the heart foursquare.
6. the extension and retraction system of chain according to claim 1, is characterized in that, described chain track (6) is spiral distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680786.1A CN103671795B (en) | 2013-12-12 | 2013-12-12 | A kind of extension and retraction system of chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680786.1A CN103671795B (en) | 2013-12-12 | 2013-12-12 | A kind of extension and retraction system of chain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103671795A CN103671795A (en) | 2014-03-26 |
| CN103671795B true CN103671795B (en) | 2016-03-02 |
Family
ID=50310246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310680786.1A Expired - Fee Related CN103671795B (en) | 2013-12-12 | 2013-12-12 | A kind of extension and retraction system of chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103671795B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4182199A (en) * | 1976-04-20 | 1980-01-08 | Stonefield Developments, (Paisley) Limited | Power transmission gearbox |
| WO2002087906A1 (en) * | 2001-04-18 | 2002-11-07 | Reijo Kankainen | A device for installing snow chains |
| CN201530395U (en) * | 2009-11-18 | 2010-07-21 | 靳慧民 | Folding and unfolding winch for a bottom-lifting car-stopping railing |
| US7905156B2 (en) * | 2007-02-20 | 2011-03-15 | Teleflex Canada | Single chain linear actuator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5259775B2 (en) * | 2011-06-10 | 2013-08-07 | 株式会社椿本チエイン | Power transmission chain |
| US20130190121A1 (en) * | 2012-01-05 | 2013-07-25 | The Timken Company | Roller chain welded extended pin |
-
2013
- 2013-12-12 CN CN201310680786.1A patent/CN103671795B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4182199A (en) * | 1976-04-20 | 1980-01-08 | Stonefield Developments, (Paisley) Limited | Power transmission gearbox |
| WO2002087906A1 (en) * | 2001-04-18 | 2002-11-07 | Reijo Kankainen | A device for installing snow chains |
| US7905156B2 (en) * | 2007-02-20 | 2011-03-15 | Teleflex Canada | Single chain linear actuator |
| CN201530395U (en) * | 2009-11-18 | 2010-07-21 | 靳慧民 | Folding and unfolding winch for a bottom-lifting car-stopping railing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103671795A (en) | 2014-03-26 |
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|---|---|---|---|
| PB01 | 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20171212 |