CN103671384B - Linking structure between the telescopic pipe of actuator - Google Patents
Linking structure between the telescopic pipe of actuator Download PDFInfo
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- CN103671384B CN103671384B CN201210364700.XA CN201210364700A CN103671384B CN 103671384 B CN103671384 B CN 103671384B CN 201210364700 A CN201210364700 A CN 201210364700A CN 103671384 B CN103671384 B CN 103671384B
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- pipe
- fixed
- sliding sleeve
- saddle
- seat
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Abstract
Linking structure between the telescopic pipe that the invention discloses a kind of actuator, it is that not collinearity just in order to drive different telescopic pipe to carry out expanding-contracting action scratches body, one end is made to be fixed in an outer pipe seat respectively, and make respectively this another end of scratching body all be fixed on tubular axis one end of a telescoping inner, make respectively this assembling processing of scratching body another end be able to complete in close space according to this, in order to avoid as known technology because of excessively far away the inconvenience derived apart of the position fix.
Description
Technical field
The present invention is relevant with actuator, particularly about a kind of actuator telescopic pipe between linking structure.
Background technique
At present, disclose a kind of known actuator technologies content in case before the EP0982018 patent of European patent, specifically, it is make a drive post be subject to the driving of a screw rod and carry out axial axial reciprocating displacement, be set in this drive post coaxially to each other by managing in Guan Yuyi in simultaneously, and a double-action mechanism is located in this and manages, between this interior pipe and this drive post, whereby, while this drive post carries out axial reciprocating displacement, be able to carry out the axial reciprocal axial motion stretching out or retract via pipe, interior pipe in the drive of this double-action mechanism respectively this.
Further, this double-action mechanism is mainly be provided with two linear to scratch body, and make wherein one end of scratching body be fixed on a base of this actuator, another end then with this one end of interior pipe affixed, position, stage casing then this drive post of pile warp end end roller on, and to make another scratch body be fixed on this base with one end, and make the another end of another end and this interior pipe affixed, make on the roller of this one end of the central tube of pile warp, position, stage casing simultaneously, accordingly, when drive post by screw rod driving and while carrying out reciprocal axial displacement, then can by respectively this scratches the interlock of body, make pipe and this interior pipe start simultaneously in this.
Above-mentioned technology really can make to slip coaxially to each other respectively in this pipe, interior pipe carry out fore and aft motion, but it is upper with regard to manufacturing assembling, because the concrete technology contents before this patent disclosed by case is make respectively that this scratches the link position between body and this interior pipe, lay respectively on the axial two ends of this interior pipe, therefore, in assembling processing, not convenient, especially respectively this scratches under body has a fixing length all respectively, more limit to the operating space that assembling adds man-hour, and had the necessity that need be improved.
Summary of the invention
Linking structure between the telescopic pipe that main purpose of the present invention is to provide a kind of actuator, it uses to scratch body with the not collinearity driving different telescopic pipe to carry out expanding-contracting action, one end is made to be fixed in an outer pipe seat respectively, and make respectively this another end of scratching body all be fixed on tubular axis one end of a telescoping inner, make respectively this assembling processing of scratching body another end be able to complete in close space according to this, in order to avoid as known technology because of excessively far away the inconvenience derived apart of the position fix.
For achieving the above object, the present invention is by the following technical solutions:
A linking structure between the telescopic pipe of actuator, it includes:
One outer pipe seat;
One flexible middle pipe, is coaxially slidedly arranged in this outer pipe seat;
One telescoping inner, is coaxially slidedly arranged in this telescoping inner;
One drive portion, has a shaft member, is coaxially be arranged in this pipe, and can shift reciprocately vertically;
One linkage part, there is one first roll piece, be provided on the free end of this shaft member axis, one second roll piece, be provided at one end of this flexible middle pipe, one linear first scratches body, and be fixed in this outer pipe seat with one end, position, stage casing is this first roll piece of pile warp, and be fixed on one end of this telescoping inner with another end, one linear second scratches body, is be fixed in this outer pipe seat with one end, and makes this second roll piece of position, stage casing pile warp;
This second another end of scratching body is fixed on one end of this telescoping inner.
Described telescoping inner has pipe shaft in, and an inner sliding sleeve is the one end being coaxially fixed in this interior pipe shaft, and be connected to break away in week on the inner side tube wall of this flexible middle pipe.
Described linkage part also includes a connecting seat, is the inner side being fixedly arranged on inner sliding sleeve, and make this first scratch the another end of body and this second another end of scratching body is fixed on connecting base respectively.
Described connecting base has a saddle, be incorporated on the inner side of this inner sliding sleeve with amplexiforming in conjunction with seat surface of side, one first binding end, be positioned at this saddle and this is in conjunction with on the adjacent side end face of seat surface, in order to be combined with this first another end of scratching body, one second binding end is positioned on the another side end face of this saddle, and opposing corresponding with this first binding end, in order to be combined with this second another end of scratching body.
Described connecting base also includes a retention Hp, is the saddle another side end face side direction projection from this second binding end place, and protrudes from this in conjunction with outside seat surface.
Described is that curvature is also equal with the curvature of side ring surface in this inner ring sleeve in arcuation in conjunction with seat surface.
Described connecting base also includes a fixing threaded hole, run through to be located on this saddle, one fixed via, run through to be located on this inner sliding sleeve, and with this fixing threaded hole coaxial communication, one fixing bolt outside this inner sliding sleeve, passes this fixing perforation and is spirally connected with this fixing threaded hole and combines, in order to be fixed on this inner sliding sleeve by this saddle.
The invention has the beneficial effects as follows: be effectively used space, and avoid the waste in space, the object for this drive portion volume-diminished has benefiting of front.With regard to assembling processing, respectively this assembling processing of scratching body another end is made to be able to complete in close space, in order to avoid as known technology because of the position fixed at a distance of excessively far away the inconvenience derived, making it apply is that comparatively known technology is more convenient, and significantly can reduce the difficulty of assembling processing, improve the efficiency manufactured.
Accompanying drawing explanation
Fig. 1 is the stereoscopic figure of a preferred embodiment of the present invention.
Fig. 2 is the partial perspective view of a preferred embodiment of the present invention.
Fig. 3 is the linkage part stereogram of a preferred embodiment of the present invention.
Fig. 4 is the sectional view of a preferred embodiment of the present invention, is the state that display actuator is retracted.
Fig. 5 is the sectional view of a preferred embodiment of the present invention, is the state that display actuator stretches out.
Drawing reference numeral: linking structure between the telescopic pipe of (10) actuator; (20) outer pipe seat; (21) outer pipe shaft; (22) base portion; (23) outer sliding sleeve; (30) flexible middle pipe; (31) pipe shaft in; (32) sliding sleeve at the end; (33) sliding sleeve in top; (40) telescoping inner; (41) interior pipe shaft; (42) inner sliding sleeve; (50) drive portion; (51) motor; (52) screw rod; (53) gear train; (54) shaft member; (55) swivel nut is driven; (60) linkage part; (61) first roll pieces; (62) second roll pieces; (63) newel post; (64) seat is held; (65) connecting base; (651) saddle; (652) retention Hp; (653) fixing threaded hole; (654) fixing perforation; (655) fixing bolt; (656) first binding ends; (657) second binding ends; (66) first scratch body; (67) second scratch body.
Embodiment
Below only with embodiment, the enforcement aspect that the present invention is possible is described, but and be not used to limit the present invention institute for protect category, first give chat bright.
Below, namely lift with a preferred embodiment of the present invention, and coordinate graphic being further described.
Refer to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, in a preferred embodiment of the present invention actuator is provided telescopic pipe between linking structure (10), its be mainly contained an outer pipe seat (20), one flexible in pipe (30), a telescoping inner (40), a drive portion (50) and a linkage part (60).
This outer pipe seat (20) is the outer pipe shaft (21) with a suitable internal diameter, one base portion (22) is that envelope is located on this outer tube (21) axial bottom, one outer sliding sleeve (23) is the inner side being coaxially fixed in this outer pipe shaft (21) tubular axis top.
During this is flexible, pipe (30) has the middle pipe shaft (31) that an external diameter is less than this outer pipe shaft (21) internal diameter, coaxially be slidedly arranged in this outer pipe shaft (21), and recline with outboard tube wall be slidably connected to this outer sliding sleeve (23) interior side ring surface on,, sliding sleeve (32) is the outside of the axial bottom being coaxially fixed in pipe shaft in this (31) at one the end, and reclining sliding with the inner side tube wall of all side ring surfaces and this outer pipe shaft (21), in a top, sliding sleeve (33) is coaxially fixed on the inner side on pipe shaft in this (31) tubular axis top.
This telescoping inner (40) is then have the interior pipe shaft (41) that an external diameter is less than pipe shaft in this (31) internal diameter, and be coaxially slidedly arranged in pipe shaft in this (31), and recline with outboard tube wall be slidably connected to sliding sleeve (33) in this top interior side ring surface on, one inner sliding sleeve (42) is coaxially fixed on the tubular axis Basolateral of this interior pipe shaft (41), and with all side ring surfaces and in this inner side tube wall of pipe shaft (31) recline sliding.
This drive portion (50) be in known actuators technology contents in order to provide power, the technology of reciprocal axial line to action is carried out with this telescoping inner (40) to drive this flexible middle pipe (30), and there is no with technical characteristics of the present invention and relate to, but for ease of understanding, claimant still illustrates in this outline again, specifically, this drive portion (50) is have one in order to produce the motor (51) of power, it is the side being fixedly arranged on this outer pipe shaft (21) bottom part, one screw rod (52), coaxially be positioned at this pipe shaft (41) and bar axle bottom is located to be hubbed on this base portion (22), one gear train be made up of gear (53), be provided between the force-output shaft of this motor (51) and this screw rod (52) bar axle bottom, in order to transmission of power that this motor (51) is exported to this screw rod (52), make this screw rod (52) must rotate under being subject to positioning states according to this, one tubulose shaft member (54) is coaxially set on this screw rod (52), and be positioned at this pipe shaft (41), one drives swivel nut (55) to be that spiral shell is located on this screw rod (52), and be incorporated on the axial bottom of this shaft member (54), accordingly, when this screw rod (52) being rotated when this motor (51) outputting power, this driving swivel nut (55) is subject to the driving of this screw rod (52) and carries out axial shift reciprocately, thus drive this shaft member (54) to enter synchronously to carry out axial shift reciprocately,
Wherein, the present invention by the angle analytic technique of known applications Hall element (Hallsensor), from the known position being arranged at this gear train (53), toward the direction of power transmission source, move forward on the force-output shaft of this motor (51), in order to reduce motor after gear reduction cause sensing distortion problem, in other words, namely this this drive portion (50) is further comprises the reaction magnetic ring (figure does not show) that is coaxially arranged in this motor (51) force-output shaft, and the ring circuit plate (figure does not show) that has a Hall element (Hallsensor), coaxially be set on the force-output shaft of this motor (51), make to sense with this Hall element, to carry out the parsing of angle.
This linkage part (60) has first roll piece (61) be made up of roller, be hubbed on the end end, top of this shaft member (54), one the second roll piece (62) be made up of roller, be hubbed at outside the axial bottom of sliding sleeve (32) in this end with projection, one newel post (63) is uprightly fixed on this base portion (22) with one end, and be positioned at this telescoping inner (40), one end seat (64) be amplexiform be fixedly arranged on this outer pipe shaft (21) top inner side tube wall on, a connecting seat (65) is fixedly arranged on the interior side ring surface of this inner sliding sleeve (42), one is that linear first of composition scratches body (66) with chain, it is the top being incorporated into this newel post (63) with one end, and combine with this connecting base (65) with another end, and make position, stage casing post on the wheel face of this first roll piece (61), one is that linear second of composition scratches body (67) with cable wire, be incorporated on this end seat (64) with one end, another end then combines with this connecting base (65), post on the wheel face of this second roll piece (62) with position, stage casing simultaneously,
Further, this connecting base (65) is have a saddle (651), be with side be arcuation amplexiform on the interior side ring surface of this inner sliding sleeve (42) in conjunction with seat surface, curvature is also similar with the curvature of this inner sliding sleeve (42) interior side ring surface, a sheet of retention Hp (652) is the side being based in this saddle (651) bottom, in order to be posted by the end face of this inner sliding sleeve (42) axial one end, make to be easy to locate the position of this saddle (651) relative to this inner sliding sleeve (42), one fixing threaded hole (653) runs through to be located on this saddle (651), one fixed via (654) then run through be located at this inner sliding sleeve (42) side ring wall on, and it is coaxially corresponding with this fixing threaded hole (653), one fixing bolt (655) passes this fixing perforation (654) from the outside of this inner sliding sleeve (42) toward in and is spirally connected with this fixing threaded hole (653) and combines, be fixed on this inner sliding sleeve (42) to make this saddle (651), first binding end (656) of one bulk is the top being positioned at this saddle (651), in order to first to scratch body (66) pivot joint with this and be combined, second binding end (657) of one tubulose is then positioned at the bottom of this saddle (651), combine in order to be connected in series with this second another end of scratching body (67).
By the composition of above-mentioned component, between the telescopic pipe of this actuator, linking structure (10) has identical start mechanism in start with known actuators, but the manufacture end of self assembly processing, due to this actuator telescopic pipe between linking structure (10) be make this first scratch after body (66) and this second another end of scratching body (67) be fixed in the identity element of this connecting base (65) in advance, again this connecting base (65) is fixed on this inner sliding sleeve (42), therefore, with regard to assembling processing, it applies is that comparatively known technology is more convenient, and significantly can reduce the difficulty of assembling processing, improve the efficiency manufactured.
In addition, the present invention also discloses Hall element (Hallsensor) analytic technique in order to carry out angle parsing, be arranged on the motor force-output shaft that slows down without this gear train (53), it is the resolution that can further improve Hall element, to increase the accuracy that gained resolves angular orientation, simultaneously, this motor (51) force-output shaft week side is arranged at by this Hall element analytic construction, it is the space that is effectively used, and avoid the waste in space, the object for this drive portion (50) volume-diminished has benefiting of front.
Claims (5)
1. a linking structure between the telescopic pipe of actuator, it is characterized in that, it includes:
One outer pipe seat;
One flexible middle pipe, is coaxially slidedly arranged in this outer pipe seat;
One telescoping inner, is coaxially slidedly arranged in this flexible middle pipe;
One drive portion, has a shaft member, is coaxially be arranged in this telescoping inner, and can shift reciprocately vertically;
One linkage part, there is one first roll piece, be provided on the free end of this shaft member axis, one second roll piece, be provided at one end of this flexible middle pipe, one linear first scratches body, and be fixed in this outer pipe seat with one end, position, stage casing is this first roll piece of pile warp, and be fixed on one end of this telescoping inner with another end, one linear second scratches body, is be fixed in this outer pipe seat with one end, and makes this second roll piece of position, stage casing pile warp;
This second another end of scratching body is fixed on one end of this telescoping inner;
Described telescoping inner has pipe shaft in, and an inner sliding sleeve is the one end being coaxially fixed in this interior pipe shaft, and be connected on the inner side tube wall of this flexible middle pipe to break away in week;
Described linkage part also includes a connecting seat, is the inner side being fixedly arranged on inner sliding sleeve, and make this first scratch the another end of body and this second another end of scratching body is fixed on connecting base respectively.
2. linking structure between the telescopic pipe of actuator according to claim 1, it is characterized in that, described connecting base has a saddle, is to be incorporated on the inner side of this inner sliding sleeve with amplexiforming in conjunction with seat surface of side, one first binding end, be positioned at this saddle and this is in conjunction with on the adjacent side end face of seat surface, in order to be combined with this first another end of scratching body, one second binding end is positioned on the another side end face of this saddle, and opposing corresponding with this first binding end, in order to be combined with this second another end of scratching body.
3. linking structure between the telescopic pipe of actuator according to claim 2, it is characterized in that, described connecting base also includes a retention Hp, is the saddle another side end face side direction projection from this second binding end place, and protrudes from this in conjunction with outside seat surface.
4. linking structure between the telescopic pipe of actuator according to claim 2, it is characterized in that, described is that the described curvature in conjunction with seat surface is equal with the curvature of side ring surface in this inner sliding sleeve in arcuation in conjunction with seat surface.
5. linking structure between the telescopic pipe of actuator according to claim 2, it is characterized in that, described connecting base also includes a fixing threaded hole, be run through to be located on this saddle, a fixed via runs through to be located on this inner sliding sleeve, and with this fixing threaded hole coaxial communication, one fixing bolt outside this inner sliding sleeve, passes this fixed via and be spirally connected with this fixing threaded hole to combine, in order to be fixed on this inner sliding sleeve by this saddle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210364700.XA CN103671384B (en) | 2012-09-26 | 2012-09-26 | Linking structure between the telescopic pipe of actuator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210364700.XA CN103671384B (en) | 2012-09-26 | 2012-09-26 | Linking structure between the telescopic pipe of actuator |
Publications (2)
Publication Number | Publication Date |
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CN103671384A CN103671384A (en) | 2014-03-26 |
CN103671384B true CN103671384B (en) | 2016-04-13 |
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CN201210364700.XA Expired - Fee Related CN103671384B (en) | 2012-09-26 | 2012-09-26 | Linking structure between the telescopic pipe of actuator |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN200993214Y (en) * | 2006-11-20 | 2007-12-19 | 曾凡 | Multi-stage spiral synchronous drive lifting device |
CN101509541A (en) * | 2008-02-13 | 2009-08-19 | 大银微***股份有限公司 | Linear actuator |
CN101514739A (en) * | 2008-02-19 | 2009-08-26 | 大银微***股份有限公司 | Linear actuator |
CN101514740A (en) * | 2008-02-19 | 2009-08-26 | 大银微***股份有限公司 | Linear actuator |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE294132T1 (en) * | 2000-05-22 | 2005-05-15 | Ideassociates Iom Ltd | TELESCOPIC STRUCTURE |
-
2012
- 2012-09-26 CN CN201210364700.XA patent/CN103671384B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN200993214Y (en) * | 2006-11-20 | 2007-12-19 | 曾凡 | Multi-stage spiral synchronous drive lifting device |
CN101509541A (en) * | 2008-02-13 | 2009-08-19 | 大银微***股份有限公司 | Linear actuator |
CN101514739A (en) * | 2008-02-19 | 2009-08-26 | 大银微***股份有限公司 | Linear actuator |
CN101514740A (en) * | 2008-02-19 | 2009-08-26 | 大银微***股份有限公司 | Linear actuator |
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CN103671384A (en) | 2014-03-26 |
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