CN101027504B - Push-pull chain and actuator - Google Patents
Push-pull chain and actuator Download PDFInfo
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- CN101027504B CN101027504B CN2005800150915A CN200580015091A CN101027504B CN 101027504 B CN101027504 B CN 101027504B CN 2005800150915 A CN2005800150915 A CN 2005800150915A CN 200580015091 A CN200580015091 A CN 200580015091A CN 101027504 B CN101027504 B CN 101027504B
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- chain
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- roll sleeve
- roll
- link
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- 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
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G13/00—Chains
- F16G13/18—Chains having special overall characteristics
- F16G13/20—Chains having special overall characteristics stiff; Push-pull chains
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Abstract
A push-pull chain (1) that can bend in one direction only, and is provided with at least two rollers (12,13) on each of the driving pins, one of the rollers (12) engages a drive sprocket (29) and the other of said at least two rollers (13) engages a chain guide surface (28). An actuator (20) for e.g. opening and closing a window that uses this dual-roller push-pull chain. A link (105) driven push-pull chain (101) that can bend in one direction only, with links (105) that is shaped as an engagement surface for engaging a drive sprocket (129). An actuator (120) for e.g. opening and closing a window that uses the link driven push-pull chain.
Description
Technical field
The present invention relates to be used for the push-pull chain of actuator, particularly only can be along a direction curved chain.The invention still further relates to the actuator that includes this chain.
Background technique
DE 102 06 274 discloses a kind of by many push-pull chains that inner link and outer link are formed, and the inner link that wherein replaces is in turn being couple to outer link alternately to last by the parallel driving pin that has roll sleeve.The end of chain link is provided with face, described look like this place against: prevent chain because chain link around the rotation of its pivot and along a direction bending, but allow chain freely crooked along another direction.Described mask has shape complimentary to one another, thereby when chain is in pressure effect following time, it is butt and prevent bending motion directly each other.Chain can be used on one to have on the actuator of chain path, and this path leads to chain outlet and guide chain by a sprocket wheel, and this sprocket wheel engages with roll sleeve and drives described chain.Roll sleeve rolls on the guiding surface of chain path.Chain path includes a curved portion concentric with described sprocket wheel, and guide chain is along drive sprocket when engaging guiding surface at roll sleeve.Joint between roll sleeve and the sprocket wheel prevents that roll sleeve from rotating, thereby when the curved portion of chain path was passed through in motion, roll sleeve can not roll.When chain is in pressure effect following time, in curved portion---be the place that roll sleeve engages with sprocket tooth, roll sleeve can not rotate by the guiding surface that a big power is pressed towards chain path.Thereby roll sleeve drags on curved portion under the effect of big load, and caused frictional loss has reduced the mechanical efficiency of actuator.
Document US 3 976 166 discloses a kind of lifting means, and it comprises that one is provided with central roll sleeve engaging the push-pull chain of sprocket wheel and crooked guiding surface, this central authorities' roll sleeve with the chain packing around sprocket wheel.Engage in the time of sprocket wheel and guiding surface and caused that above-mentioned roll sleeve is in the problem that drags on the guiding surface bearing big load, thereby caused frictional loss.
Document US 5 895 880 discloses a kind of punch assembly that launches, and it includes a push-pull chain that is provided with the side direction roll sleeve, and described side direction roll sleeve is guided and engaged two sprocket wheels and crooked conduit, this bending conduit with the chain packing around sprocket wheel.Engage in the time of sprocket wheel and guiding surface and caused and above-mentionedly drag the frictional loss problem that causes by pinning roll sleeve.
Document EP discloses a kind of Transmitted chains of mixed power, and it comprises a structure of being made up of roll sleeve and silent chain.Interior chain comprises the lining on the sprocket tooth, and outer chain comprises the link plate with reverse tooth, and it engages the sprocket wheel of two other different sizes and shape.Such chain is unsuitable for being used in the actuator, but it combines the noiseless advantage of the wear-resistant and silent chain of roll sleeve chain.Yet because the low motion speed of actuator chain, these advantages and the field of the invention are also uncorrelated.
Summary of the invention
On this background technique, an object of the present invention is to provide a kind of push-pull chain of type mentioned above, this chain can be used in the push-pull chain actuator to obtain higher mechanical efficiency.According to claim 1, by being provided, a kind of push-pull chain that is used in the actuator realized this purpose, described actuator is provided with a sprocket wheel that is used to drive described chain, described chain comprises: many to inner link and outer link, described inner link alternately is in turn being couple to described outer link alternately to last by the parallel driving pin that has roll sleeve, the shape of described chain link makes that this chain can only be along a direction bending; And at least two roll sleeves that place on each driving pin, described be arranged in one to one of at least two roll sleeves in the rationed marketing only with described sprocket engagement, simultaneously, another in described at least two roll sleeves only engages the guiding surface of described actuator.
Thereby each driving pin all is provided with at least two roll sleeves that can rotate independently of one another.
Two outer diameter in described at least two roll sleeves can equate.Alternatively, driving pin can be provided with a major diameter roll sleeve and a small diameter rollers.The major diameter roll sleeve is used to engage guiding surface, and small diameter rollers is used to engage sprocket wheel.Thereby the major diameter roll sleeve can be on guiding surface freely rolls, and small diameter rollers is lockable with engaging of sprocket wheel owing to it, and the chain roll sleeve that passes through sprocket wheel and be lockable that can move can not drag on guiding surface.
The maximum thrust load of actuator usually by the actuator driver element the maximum, force that can be transferred on the chain limited.By increasing the mechanical efficiency of actuator, can obtain higher thrust load by identical driver element.
Between driving pin and driving pin, major diameter roll sleeve and small diameter rollers are preferably alternately.This makes the diameter of big roll sleeve to increase, thereby has further increased mechanical efficiency.
Small diameter rollers can be higher than the major diameter roll sleeve, and preferably twice to four is times high, thereby has the space that is used for sprocket wheel between staggered major diameter roll sleeve.
The shape of inner link and/or outer link can be complimentary to one another, thereby, when chain is in pressure effect following time, their longitudinal end each other directly butt to prevent the bending motion of chain along a direction.
Preferably, put towards a lateral deviation on the chain link height in the hole that is used for driving pin, and away from one of a side of pin vertically on the end, the opposite end complementation of projection and adjacent link.
The major diameter roll sleeve can exceed the height of chain at a side upper process.
Another object of the present invention provides the push-pull chain actuator that a kind of mechanical efficiency improves.According to claim 13, realized this purpose by be provided a kind of having as the actuator of each described chain among the claim 1-12, described actuator comprises: a sprocket wheel; And an actuator casing, this actuator casing is provided with a chain path that is connected with the chain outlet, and this chain path comprises a guiding surface; Described chain is contained in this chain path at least in part, and described sprocket wheel only engages of at least two roll sleeves being arranged on the driving pin, and described guiding surface only engages described another of at least two roll sleeves on this driving pin of being arranged in simultaneously.
In this kind actuator, when other roll sleeve and during sprocket engagement, the roll sleeve that engages with guiding surface always can freely roll.Because roll sleeve can not drag, improved mechanical efficiency on guiding surface.
Guiding surface by two positioned opposite, and preferably the guide rail of groove form.
Chain path can comprise a curved portion, and its guide chain is along drive sprocket, and simultaneously, small diameter rollers engages sprocket wheel and the crooked guiding surface of major diameter roll sleeve joint.
In described curved portion, the width of guiding surface can be less than or equal to another the width in described at least two roll sleeves, and wherein, this another roll sleeve engages the guiding surface in curved portion.
Curved portion in the described chain path can be provided with a recessed portion that is positioned at the guiding surface next door, and the female partly provides the space that is used to hold sprocket tooth.
The width of guiding surface can be equal to or slightly less than the combined width of two roll sleeves in described at least two roll sleeves.
Another object of the present invention provides a kind of push-pull chain of type mentioned above, and this chain can be used in the push-pull chain actuator to obtain higher mechanical efficiency.According to claim 19, by being provided, a kind of push-pull chain that is used for actuator realized this purpose, this actuator is provided with a sprocket wheel that drives described chain, described push-pull chain comprises: many to inner link and outer link, described inner link alternately is in turn being couple to described outer link alternately to last by parallel driving pin, described parallel driving pin is provided with roll sleeve and guides the guiding surface of described chain on every side to be bonded on sprocket wheel, and the shape of described chain link makes that this chain can only be along a direction bending; And chain link profile on a described side has formed an engaging surface with sprocket engagement.
By using chain link to engage sprocket wheel, roll sleeve can freely rotate all the time, and can be at smooth rolling freely on the guiding surface of relevant break and on sprocket wheel and position that chain engages.Chain can move through sprocket wheel, and the roll sleeve that is lockable can not drag on guiding surface, thereby improves the mechanical efficiency of the break that has used chain.
Engaging surface can be formed with a recessed portion between the hole of chain link, described pore volume is put driving pin or lining.Engaging surface can form the projection of protruding around each hole of ccontaining driving pin or lining.Recessed portion between the hole is suitable for the tooth of ccontaining driving sprocket wheel, and projection is suitable for being contained in the recessed portion between the sprocket tooth.
Roll sleeve preferably has a major diameter part and a small diameter portion.Between driving pin and driving pin, described major diameter part and small diameter portion are preferably interlocked, thereby make that the major diameter part of adjacent roll sleeve can be overlapping diametrically.This feasible major diameter part that can use larger diameter, thus mechanical efficiency further increased.
Major diameter part and small diameter portion can form independently roll sleeve, and this makes roll sleeve preferably can make by the stamping pressure ring.
The shape of vertical end of inner link and/or outer link can be complimentary to one another, thereby when chain is in pressure effect following time, their longitudinal end is butt directly each other, to prevent that chain is along one bending motion.
The hole that is used for pin can be put towards a lateral deviation on the chain link height, and away from one of a side of pin vertically on the end, the opposite end complementation of projection and adjacent link.
Raised profile can form the part of the recessed portion in the engaging surface between two adjacent link, and it is suitable for a tooth of ccontaining driving sprocket wheel.
Another purpose more of the present invention provides the push-pull chain actuator that a kind of mechanical efficiency improves.According to claim 36, by providing realized this purpose a kind of having as the actuator of each described chain among the claim 19-35, described actuator comprises: an actuator casing, this actuator casing is provided with a chain path that is connected with the chain outlet, chain is contained in retracted position in this chain path at least in part, and wherein driving sprocket wheel engages the engaging surface of one or more chain links.
In this actuator, chain can have single major diameter roll sleeve, and this major diameter roll sleeve all the time can be on the guiding surface of chain path freely rolls because they never with sprocket engagement.Thereby because roll sleeve can not drag owing to being lockable on side surface with engaging of sprocket wheel, so mechanical efficiency is improved.
Preferably, guiding surface can be formed by the groove guide rail.
Preferably, described chain path includes a curved portion, and its guide chain is along drive sprocket, while chain link and described sprocket engagement.
Other purpose, feature, advantage and performance according to push-pull chain of the present invention and actuator will become clear by detailed description.
Description of drawings
In following detailed description part to this paper, will carry out more detailed explanation to the present invention by shown illustrative embodiments in the accompanying drawings, wherein:
Fig. 1 a is the three-dimensional cutaway view according to the push-pull chain of one embodiment of the present invention, and wherein this chain is straight;
Fig. 1 b is the detailed side view of an outer link;
Fig. 1 c is the detailed side view of an inner link;
Fig. 1 d is the three-dimensional cutaway view of chain among Fig. 1 a, and wherein this chain is crooked;
Fig. 2 is the sectional view by the chain among Fig. 1 a;
Fig. 3 is the plan view of chain among Fig. 1 a;
Fig. 4 is the three-dimensional cutaway view of an actuator, and this actuator has the chain among Fig. 1 a;
Fig. 5 a is the three-dimensional cutaway view according to the push-pull chain of second embodiment of the invention;
Fig. 5 b is the detailed side view of the outer link of second mode of execution;
Fig. 5 c is the detailed side view of the inner link of second mode of execution;
Fig. 5 d is the three-dimensional cutaway view of chain among Fig. 5 a, and wherein this chain is crooked;
Fig. 6 is the sectional view by the chain among Fig. 5 a;
Fig. 7 is the plan view of chain among Fig. 5 a;
Fig. 8 is the three-dimensional cutaway view of an actuator, and this actuator has the chain among Fig. 5 a;
Fig. 9 is the three-dimensional cutaway view according to the chain of the 3rd mode of execution; And
Figure 10 is the three-dimensional cutaway view of an actuator, and this actuator has the chain among Fig. 9.
Embodiment
Fig. 1 a shows a chain according to the present invention's first preferred implementation to 1d, 2 and 3.Chain 1 is made up of 4 pairs of inner links and 5 pairs of outer links.Interior outer link is formed by the sheet metal of preferably making with die stamping technology.
On the height of chain link 4,5, put towards a lateral deviation in hole 6,8, and on a longitudinal end away from a side of pin, projection 10 and recessed portion 11 complementations that are positioned on the adjacent link opposed end.When chain when being straight as shown in Figure 1, protruding 10 butt recessed portions 11.Thereby the shape of chain link is complimentary to one another, thereby, when chain is in pressure following time, their longitudinal end each other directly against, to prevent chain along a direction bending, this direction will be towards fovea superior in Fig. 1.
Each lining 7 is provided with two roll sleeves---roll sleeve 12 and a large diameter roll sleeve 13 of a minor diameter.Shown in Fig. 2 and 3, small diameter rollers 12 is higher than major diameter roll sleeve 13.Small diameter rollers 12 and major diameter roll sleeve 13 arrange alternately, thereby make that the diameter of major diameter roll sleeve 13 can be big and major diameter roll sleeve 13 can not interfered each other, promptly allows adjacent major diameter roll sleeve 13 overlapping diametrically.If not interlaced arrangement, the diameter of major diameter roll sleeve can not surpass the pitch of chain.By interlaced arrangement, can realize 5/4 times of chain pitch or bigger major diameter roll sleeve.Bigger roll sleeve rolls better and provides lower frictional loss.Bigger roll sleeve also helps the structure of chain, and wherein roll sleeve exceeds the height of chain at least at a side upper process.
Between staggered major diameter roll sleeve, owing to there is the space that is used for ccontaining sprocket wheel in the height of interlaced arrangement and small diameter rollers greater than the height of major diameter roll sleeve.
The actuator that is shown among Fig. 4 is made up of housing 21 and guide plate 24.Housing 21 may be made in the shelly profile of a casting or is processed by solid piece.Roughly the upside of the actuator of enclosing housing can be by a cover plate (not shown) and sealing up to be used to provide one.When being used as the window operator that has the window that to open fan frame structure or door or door manipulator, the manipulator housing is installed on a fan frame or the frame profiles or inside usually, it is perpendicular to the direction of opening/closing, and the free end of the manipulator members of being made up of the chain 1 of above-detailed is installed on relative framework or the fan frame profile, as from learning European patent EP-B-1165921.
In the embodiment shown, the driving component that is contained in the housing 21 comprises a sprocket wheel 29 that is provided with one heart with curved portion.Sprocket wheel 29 places on the axostylus axostyle 30, and this axostylus axostyle 30 passes through reduction gear---for example spur gear, planetary pinion and/or worm gear---is connected on the reversible electric motor (not shown) of sense of rotation.The tooth of sprocket wheel 29 is engaged between the major diameter roll sleeve 13 and with small diameter rollers 12 and engages.The rotation of the sprocket wheel 29 that causes by the operation of electric motor make chain 1 according to sense of rotation move into or the chain path 22 of moving out of.
Fig. 5 a shows a chain according to the present invention's second preferred implementation to 5d, 6 and 7.Chain 101 is made up of 104 pairs of inner links and 105 pairs of outer links.Interior outer link is formed by the sheet metal of preferably making with die stamping technology.
On the height of chain link 104,105, put towards a lateral deviation in hole 106,108, and on the longitudinal end away from a side of pin, projection 110 and recessed portion 111 complementations that are positioned on the adjacent link opposed end.When chain when being straight as shown in Figure 5, protruding 110 butt recessed portions 111.Thereby the shape of chain link is complimentary to one another, thereby, when chain 101 is in pressure following time, their longitudinal end 110,111 each other directly against, to prevent chain along a direction bending, this direction will be towards fovea superior in Fig. 5.
Chain can be crooked a side on, the profile of chain link 104,105 forms the engaging surface that is used for the engages drive sprocket wheel.Need all not use this feature on two in a pair of chain link, it also can be applied in each on one in the chain link, if all be positioned on the same side of chain at this single chain link of all chain link centerings.
The engaging surface of each chain link 104,105 all includes a recessed portion 117 between hole 106,108.Recessed portion 117 is suitable for a tooth of ccontaining driving sprocket wheel.The engaging surface of each chain link has formed a projection 118 that is positioned at each hole 106,108 protrusion on every side, and described pore volume is put driving pin/lining.Projection 118 is suitable for being contained in the recessed portion between the tooth of driving sprocket wheel.
Major diameter part can be formed by the independent component (not shown), and---for example die stamping parts---forms to allow whole roll sleeve by annular element.
The actuator that is shown among Fig. 8 is made up of housing 121 and guide plate 124.Housing 121 may be made in the shelly profile of a casting or is processed by solid piece.Roughly the upside of the actuator of enclosing housing can be by a cover plate (not shown) and sealing up to be used to provide one.When being used as the window operator that has the window that to open fan frame structure or door or door manipulator, the manipulator housing is installed on a fan frame or the frame profiles or inside usually, it is perpendicular to the direction of opening/closing, and the free end of the manipulator members of being made up of the chain member of above-detailed is installed on relative framework or the fan frame profile, as from learning European patent EP-B-1 165 921.
Housing 121 is provided with the chain path 122 of extend through first linear segment 123, and this first linear segment passes through a curved portion and exports 126 one-tenth 90 ° bending with chain.At the other end of linear segment 123, chain path continues in a conventional manner, assigns to realize a long chain path in the housing of a compactness that it can store the whole chain 101 that is in retracted position by other bending, ramp and linear portion.Thereby the chain path in this compact housing is knownly not describe in detail at this in the prior art.
In the embodiment shown, the driving component that is contained in the housing 121 comprises one group of two sprocket wheel 129 that are provided with one heart with curved portion.
Sprocket wheel 129 places on the axostylus axostyle 130, and this axostylus axostyle 130 passes through reduction gear---for example spur gear, planetary pinion and/or worm gear---is connected on the reversible electric motor (not shown) of sense of rotation.The tooth of respective sprockets 129 is engaged in by the formed recessed portion 117 of the profile of inner link 104 that is arranged in chain 101 either sides and outer link 105 and 118.Certainly, also can only come chain drive-belt by a sprocket wheel 129, in this case, chain link need form a sprocket engagement surface (not shown) that only is positioned on chain one side.
The rotation of the sprocket wheel 129 that causes by the operation of electric motor make chain 101 according to sense of rotation move into or the chain path 122 of moving out of.
Fig. 9 and 10 shows a chain according to the present invention's the 3rd preferred implementation.Chain 201 is made up of 204 pairs of inner links and 205 pairs of outer links.Interior outer link is formed by the sheet metal of preferably making with die stamping technology.
Inner link 204 is provided with 206 pairs in the hole of ccontaining lining 207, described lining 207 with inner link to coupling together.Outer link 205 is provided with 208 pairs in the hole of ccontaining driving pin 209, described driving pin 209 with outer link to coupling together.Thereby driving pin 209 is contained in rotationally in the lining 204 pairs of inner links is hinged to 205 pairs of outer links.
On the height of chain link 204,205, put towards a lateral deviation in hole 206,208, and on the longitudinal end away from a side of pin, projection and the recessed portion complementation that is positioned on the adjacent link opposed end.When chain 201 when being straight, protruding butt recessed portion.Thereby the shape of chain link is complimentary to one another, thereby, when chain 201 is in pressure following time, their longitudinal end each other directly against, to prevent chain along a direction bending, this direction will be up in Fig. 9.
Roll sleeve 212,213 places on each lining 207.Two roll sleeves 212 and 213 can rotate independently of one another.
Radially between the roll sleeve, there is the space of ccontaining sprocket tooth.
The actuator that is shown among Figure 10 is made up of housing 221 and guide plate 224.Housing 221 may be made in the shelly profile of a casting or is processed by solid piece.Roughly the upside of the actuator of enclosing housing can be by a cover plate (not shown) and sealing up to be used to provide one.When being used as the window operator that has the window that to open fan frame structure or door or door manipulator, the manipulator housing is installed on a fan frame or the frame profiles or inside usually, it is perpendicular to the direction of opening/closing, and the free end of the manipulator members of being made up of the chain 1 of above-detailed is installed on relative framework or the fan frame profile, as from learning European patent EP-B-1165921.
In the embodiment shown, the driving component that is contained in the housing 221 comprises a sprocket wheel 229 that is provided with one heart with the arc-shaped chain passage portion.Sprocket wheel 229 places on the axostylus axostyle 230, and this axostylus axostyle passes through reduction gear---for example spur gear, planetary pinion and/or worm gear---is connected on the reversible electric motor (not shown) of sense of rotation.The rotation of the sprocket wheel 229 that causes by the operation of electric motor make chain 201 according to sense of rotation move into or the chain path 222 of moving out of.
In curved portion, sprocket engages rollers 212, and only be the narrower part branch support of roll sleeve 213 by guiding surface 228.At this, guiding surface 228 is narrower in curved portion, thereby for a recessed portion 235 provides the space, it guarantees that roll sleeve 212 is not engaged by sprocket wheel simultaneously with support surface engages.When the curved portion at least a portion distance of process, roll sleeve 212 is used for and sprocket engagement, thereby can not freely rotate around lining 207.Yet roll sleeve 213 can be independent of roll sleeve 212 ground and rotate, and guarantees that chain 201 is all supported by the roll sleeve 213 that freely rotates through all crooked chain path parts the time.
Lining 7,107 and 207 and roll sleeve 12,13,112,113,212 and 213 can be provided with coating or handle, so that the dry lubricating performance of improvement to be provided.This coating can comprise that multilayer is similar to adamantine material with carbon element or other known coating, with the dry lubricating performance between improvement and the steel surface.Lining can be made by oil-impregnated sintered and porous materials, to improve the dry lubricating performance of chain.
The present invention also can so implement: between inner link, the diameter of the pin of chain increases, rather than lining increases.
Thereby though be described with reference to the preferred implementation of the state that is developed to equipment and method, they only are the indicative explainations to the principle of the invention.Can design other mode of execution and structure and can not depart from the category of claims.
Claims (23)
1. push-pull chain (1,201) that is used in the actuator, described actuator is provided with a sprocket wheel (29,229) that is used to drive described chain, and described chain (1,201) comprising:
Many to inner link (4,204) and outer link (5,205), the described inner link (4,204) that replaces is in turn being couple to described outer link (5,205) alternately to last by the parallel driving pin (9,209) that has roll sleeve;
The shape of described chain link (4,5,204,205) is arranged so that described chain (1,201) can only be along a direction bending; And
Go up at least two roll sleeves (12,13,212,213) that are provided with at each described driving pin (9,209);
It is characterized in that,
Be positioned at driving pin (9,209) first roll sleeve (12 in described at least two roll sleeves on, 212) and described sprocket wheel (29,229) engage, simultaneously, be positioned at described driving pin (9,209) second roll sleeve (13 in described at least two roll sleeves on, 213) engage the guiding surface (28,228) of described actuator (20,220).
2. push-pull chain as claimed in claim 1 (1,201), the equal diameter roll sleeve (212,213) of described at least two roll sleeves that wherein on described driving pin, are provided with for rotating independently of one another.
3. push-pull chain (1 as claimed in claim 1,201), described at least two roll sleeves that wherein are provided with on described driving pin are a major diameter roll sleeve (13) and a small diameter rollers (12), described major diameter roll sleeve (13) is used to engage described guiding surface (28), and described small diameter rollers (12) is used to engage described sprocket wheel (29).
4. push-pull chain as claimed in claim 3 (1,201), wherein between driving pin and driving pin, described major diameter roll sleeve (13) and small diameter rollers (12) are interlocked.
5. as claim 3 or 4 described push-pull chains (1,201), wherein said small diameter rollers (12) is higher than described major diameter roll sleeve (13).
6. push-pull chain as claimed in claim 5 (1,201), wherein said small diameter rollers (12) are that the twice to four of described major diameter roll sleeve (13) is times high.
7. push-pull chain as claimed in claim 1 (1,201), the described roll sleeve (12,13) that wherein is positioned on the driving pin (9) can rotate independently of one another.
8. push-pull chain (1 as claimed in claim 1,201), the shape of the longitudinal end of wherein said inner link (4,204) and outer link (5,205) is complimentary to one another, thereby, when described chain (1,201) is in pressure effect following time, the longitudinal end of described chain link is butt directly each other, to prevent that described chain (1,201) is along a direction bending motion.
9. push-pull chain (1 as claimed in claim 8,201), the hole (6,8 that wherein is used for described pin (9,209), 206,208) at described chain link (4,5,204,205) put towards a lateral deviation on the height, and be positioned at away from the projection on the longitudinal end of a side of described pin and the opposed end complementation of adjacent link.
10. push-pull chain as claimed in claim 1 (1,201) wherein connects the driving pin (9 of described outer link (5,205), 209) be contained in the lining (7,207) that connects described inner link (4,204), and described roll sleeve (12,13,212,213) place on the described lining (7,207).
11. push-pull chain as claimed in claim 3 (1,201), the side extensions of wherein said major diameter roll sleeve (13) exceeds the height of described chain link.
12. push-pull chain as claimed in claim 1 (1,201), wherein said chain link (4,5,204,205) is formed by plate.
13. push-pull chain as claimed in claim 3 (1,201), the major diameter roll sleeve (13) that wherein is positioned on the adjacent driving pin (9) is stacked on top of each other diametrically.
14. an actuator (20,220) that has as each described chain (1,201) among the claim 1-13, described actuator comprises:
Sprocket wheel (29,229); And
Actuator casing (21,221), described actuator casing are provided with a chain path (23,223) that is connected with chain outlet (26,226);
Described chain path (23,223) comprises guiding surface (28,228);
Described chain (1,201) is contained in the described chain path (23,223) at least in part;
It is characterized in that,
Described sprocket wheel (29,229) engages described first roll sleeve (12,212) in described at least two roll sleeves that are positioned on the driving pin (9,209); Simultaneously
Described guiding surface (28,228) only engages described second roll sleeve (13,213) in described at least two roll sleeves that are positioned on the described driving pin (9,209).
15. actuator as claimed in claim 14 (20,220), wherein said guiding surface (28,228) is formed by guide rail.
16. actuator (20 as claimed in claim 15,220), wherein said chain path (23,223) comprises a curved portion, described curved portion is along described sprocket wheel (29,229) guide described chain, simultaneously, be positioned at driving pin (9,209) first roll sleeve (12 in described at least two roll sleeves on, 212) with described sprocket engagement, and second roll sleeve (13,313) in described at least two roll sleeves engages with the described curved portion of described guiding surface.
17. actuator (20 as claimed in claim 16,220), wherein in described curved portion, the width of described guiding surface is less than or equal to second roll sleeve (13 in described at least two roll sleeves, 313) width, described second roll sleeve engage described guiding surface in described curved portion.
18. actuator (20 as claimed in claim 17,220), wherein said chain path (23,223) curved portion is provided with a recessed portion that is positioned at the guiding surface next door, the female partly provides a space, first roll sleeve (12,212) that is used for guaranteeing described at least two roll sleeves when engaging with sprocket wheel (29,229) not with support described two roll sleeves in the guiding surface of second roll sleeve engage.
19. actuator as claimed in claim 18 (20,220), the width of wherein said guiding surface are equal to or slightly less than the overall width of two roll sleeves in described at least two roll sleeves (12,13,212,213).
20. an actuator (120) that has chain as claimed in claim 1 comprising:
Actuator casing (121), it is provided with the chain path (123) that is connected with chain outlet (126);
Described chain (101) is contained in its retracted position in the described chain path (123) at least in part, and sprocket wheel (129) engages the engaging surface of one or more chain links.
21. actuator as claimed in claim 20 (120), wherein said guiding surface are groove guide rails (124).
22. actuator as claimed in claim 21 (120), wherein said chain path (123) include one with the concentric curved portion of described sprocket wheel (129), it guides described chain (101) along sprocket wheel (129) motion, simultaneously chain link and described sprocket engagement.
23. as each described actuator (120) in the claim 20 to 22, wherein said chain (101) is provided with the major diameter roll sleeve (112) that engages with the guiding surface of described chain path.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DKPA200400758 | 2004-05-12 | ||
| DKPA200400758 | 2004-05-12 | ||
| DKPA200401663 | 2004-10-29 | ||
| DKPA200401663 | 2004-10-29 | ||
| PCT/EP2005/004449 WO2005108821A1 (en) | 2004-05-12 | 2005-04-26 | Push-pull chain and actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101027504A CN101027504A (en) | 2007-08-29 |
| CN101027504B true CN101027504B (en) | 2010-11-10 |
Family
ID=37392093
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200161156U Expired - Lifetime CN2837608Y (en) | 2004-05-12 | 2005-04-12 | Push-pull chain and actuator |
| CN2005800150915A Active CN101027504B (en) | 2004-05-12 | 2005-04-26 | Push-pull chain and actuator |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200161156U Expired - Lifetime CN2837608Y (en) | 2004-05-12 | 2005-04-12 | Push-pull chain and actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN2837608Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588512A (en) * | 2011-01-05 | 2012-07-18 | 株式会社椿本链条 | Lifting engagement chain unit |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2837608Y (en) * | 2004-05-12 | 2006-11-15 | Vkr控股公司 | Push-pull chain and actuator |
| EP2131064B1 (en) * | 2008-06-04 | 2011-08-03 | VKR Holding A/S | Push-pull chain actuator with reduced polygon effect |
| JP4850964B1 (en) * | 2010-10-27 | 2012-01-11 | 株式会社椿本チエイン | Engagement chain type advance / retreat actuator |
| JP4865923B1 (en) | 2011-04-20 | 2012-02-01 | 株式会社椿本チエイン | Meshing chain unit |
| EP2799738B1 (en) | 2013-05-03 | 2015-08-05 | iwis antriebssysteme GmbH & Co. KG | Rigid-spined chain |
| CN104325045B (en) * | 2014-09-02 | 2016-09-07 | 吴家集 | Hydraulic pressure is anodontia bending mechanism |
| US9939045B2 (en) * | 2016-07-15 | 2018-04-10 | Shimano Inc. | Link plates for bicycle chain |
| CN114151522A (en) * | 2021-12-07 | 2022-03-08 | 深圳创维－Rgb电子有限公司 | Power steering mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3976166A (en) * | 1974-01-17 | 1976-08-24 | Charpentier Jean G | Airport transfer vehicle |
| EP0829659A1 (en) * | 1996-09-11 | 1998-03-18 | Borg-Warner Automotive, Inc. | Hybrid roller and silent chain |
| US5895880A (en) * | 1997-10-14 | 1999-04-20 | Western Design Howden | Zipper chain projectile rammer |
| CN2837608Y (en) * | 2004-05-12 | 2006-11-15 | Vkr控股公司 | Push-pull chain and actuator |
-
2005
- 2005-04-12 CN CNU2005200161156U patent/CN2837608Y/en not_active Expired - Lifetime
- 2005-04-26 CN CN2005800150915A patent/CN101027504B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3976166A (en) * | 1974-01-17 | 1976-08-24 | Charpentier Jean G | Airport transfer vehicle |
| EP0829659A1 (en) * | 1996-09-11 | 1998-03-18 | Borg-Warner Automotive, Inc. | Hybrid roller and silent chain |
| US5895880A (en) * | 1997-10-14 | 1999-04-20 | Western Design Howden | Zipper chain projectile rammer |
| CN2837608Y (en) * | 2004-05-12 | 2006-11-15 | Vkr控股公司 | Push-pull chain and actuator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588512A (en) * | 2011-01-05 | 2012-07-18 | 株式会社椿本链条 | Lifting engagement chain unit |
| CN102588512B (en) * | 2011-01-05 | 2014-08-13 | 株式会社椿本链条 | Lifting engagement chain unit |
| TWI487656B (en) * | 2011-01-05 | 2015-06-11 | Tsubakimoto Chain Co | Lifting engagement chain unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101027504A (en) | 2007-08-29 |
| CN2837608Y (en) | 2006-11-15 |
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Owner name: WINDU MASTER COMPANY Free format text: FORMER OWNER: VKR HOLDING A/S Effective date: 20150729 |
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