CN106184556A - More piece sleeve pipe structure - Google Patents
More piece sleeve pipe structure Download PDFInfo
- Publication number
- CN106184556A CN106184556A CN201610677769.6A CN201610677769A CN106184556A CN 106184556 A CN106184556 A CN 106184556A CN 201610677769 A CN201610677769 A CN 201610677769A CN 106184556 A CN106184556 A CN 106184556A
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- Prior art keywords
- locking
- inner tube
- outer tube
- self
- tube
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention provides more piece sleeve pipe structure, it can solve, and the locking effect that more piece sleeve pipe structure exists is poor, there is potential safety hazard, problem that regulation is inconvenient.The bottom of inner tube is socketed on outer tube top inner circle and can rectilinear translation within the outer tube, the top affixed handlebar stand of inner tube, outer tube wall upper, lower both sides offer locking hole respectively, the bottom of inner tube is provided with self-locking limit mechanism and self-locking limit mechanism can overlap in the top inner circle accessing outer tube with said inner tube, self-locking limit mechanism is provided with can the dead bolt of radial slippage, dead bolt can coordinate with locking hole realize that relative locking between outer tube and inner tube is spacing maybe can be moved, the guiding mechanism in inner tube can be driven vertically movable trigger mechanism in stand and trigger the vertical action of self-locking limit mechanism and vertical displacement is converted to the radial level of dead bolt simultaneously move thus the locking that triggers between dead bolt and locking hole or unlock the position locking or telescopically adjustable to realize between outer tube and inner tube.
Description
Technical field
The present invention relates to mini foldable vehicle structure field, be especially for folding bike, folding scooter
The technical field of structures of car, specially more piece sleeve pipe structure.
Background technology
The many employings of front fork component of current folding bike or foldable electric automatic vehicle or folding scooter are many
Joint sleeve structure realizes telescopic folding, and existing more piece sleeve structure is to be set in lower outer tubes by upper portion inner tube, interior
Pipe be provided with the vertical tongue and groove matched on the tube wall of outer tube to realize vertical linear motion, simultaneously inner tube and outer tube it
Between by be assemblied in the clamping regulator of outer tube periphery outer tube is carried out radial clamping make outer tube produce rigidity deformation with
Reach control the purpose of outer tube obvolvent inner tube and finally realize the locking positioning between outer tube and inner tube.Its shortcoming is: it leads to
Cross the rigidity deformation to outer tube to lock to the obvolvent reaching between outer tube and inner tube, thus material, the material of outer tube is required relatively
High；Simultaneously between inner tube and outer tube, the gap that exists between outer tube and clamping regulator can affect locking effect, and for a long time
Use and serious abrasion can occur between rear clamping regulator and outer tube, affect first outside product, outside second cannot realizing
Reliable locking between pipe and inner tube, thus in vehicle operation, there is potential safety hazard；Additionally, existing folding type self-propelled
If front fork component three joint of car or folding electric bicycle or three saves above sleeve pipe structure, then between two adjacent sections pipe fitting just
Need to assemble a clamping regulator, and need manual tune clamping regulator carried out one by one in actual use
Joint can realize contraction or the elongation of each pipe joint external member, and it regulates inconvenience, and efficiency is low.
Summary of the invention
For the problems referred to above, the invention provides more piece sleeve pipe structure, it can solve the locking that more piece sleeve pipe structure exists
Weak effect, exist potential safety hazard, regulation inconvenience problem.
Its technical scheme is such, and it includes an outer tube and an inner tube, and the bottom of said inner tube is socketed on described outer tube
Top inner circle and said inner tube can in described outer tube rectilinear translation, the top affixed handlebar stand of said inner tube, described
The top peripheral of outer tube is provided with clamping regulator, it is characterised in that: the upper and lower both sides of described outer tube wall offer respectively
Locking hole, the bottom of said inner tube is provided with self-locking limit mechanism and described self-locking limit mechanism can be socketed with said inner tube
Enter in the top inner circle of described outer tube, described self-locking limit mechanism be provided with can the dead bolt of radial slippage, described dead bolt can be with institute
Stating locking hole coordinates the relative locking realizing between outer tube with inner tube spacing maybe can move, and is provided with and can vertically move in described stand
Dynamic trigger mechanism, is provided with vertical guiding mechanism in said inner tube, logical between described trigger mechanism and self-locking limit mechanism
Crossing described guiding mechanism to connect, described trigger mechanism drives described guiding mechanism vertically movable and triggers described self-locking limit mechanism
Vertical action vertical displacement is converted to simultaneously the radial level of dead bolt move thus trigger described dead bolt and described locking hole it
Between locking or unlock with realize between outer tube and inner tube position locking or telescopically adjustable.
Further, described self-locking limit mechanism includes that limit plunger, pushing block, slide block and spring, described limit plunger are packaged in
The bottom of said inner tube endoporus, described limit plunger includes plug body part and the bottom outer-edge portion connected with one heart, described limit plunger
Plug body part is flush-mounted in the bottom endoporus of said inner tube, bottom outer-edge portion to said inner tube bottom face spacing and described bottom outer-edge
The outer mold surface in portion coordinates with outer intracanalicular type cavity gap, has vertical through holes, described bottom outer-edge in the plug body part of described limit plunger
Portion has and the radial blind holes of described vertical through holes UNICOM；Described pushing block is slidably mounted in the endoporus of said inner tube, institute
The bottom stating pushing block is provided with push rod portion, and described push rod portion stretches in the vertical through holes of described limit plunger, and described slide block is slidably installed
In the radial blind holes of described limit plunger, the front end of described slide block is provided with described dead bolt, one end of rear end connection spring, described bullet
The other end of spring abuts at the bottom of the hole of described radial blind holes, and the end face of described slide block is provided with oblique wedge groove near the position of rear end,
The bottom surface in described push rod portion is and the face of tiltedly carving of described oblique wedge slot fit.
Further, described trigger mechanism includes button, return spring and button location-plate, and described button location-plate is installed
Being provided with central pin shaft bottom the bottom of described stand, described button, described central pin shaft vertically runs through in described stand
After the heart, with guiding mechanism offset affixed with described button location-plate is connected successively, and described button bottom surface is also arranged with guide pillar, institute
In stating a stand, symmetry offers vertical blind hole, is provided with return spring, the bottom of described return spring in described vertical blind hole
With at the bottom of the hole of described vertical blind hole against, top and described button against, the length of described central pin shaft is more than described stand
Thickness.
Further, described guiding mechanism includes upper guide plate and the lower guide plate being slidably mounted in said inner tube, institute
Stating guide plate top to offset with described trigger mechanism and be connected, described lower guide plate offsets with described self-locking limit mechanism and is connected,
Offseted by guide post between described upper guide plate and lower guide plate and be connected.
Further, described button location-plate is affixed with central pin shaft, and described upper guide plate and button location-plate offset even
Connecing, described lower guide plate offsets with described pushing block and is connected.
Further, described guide post is provided with two, and the described bottom of upper guide plate, the top of lower guide plate are offered respectively
Have two install hole slots, the two ends of two described guide posts respectively with described installation hole slot clamping.
Further, it also includes managing in one, the top of described middle pipe, bottom respectively with bottom, the outer tube of said inner tube
Top socket, and said inner tube, middle pipe respectively can in described middle pipe, outer tube rectilinear translation, outside the top of described middle pipe
Being provided with clamping regulator described in a group week, the upper and lower both sides of described middle tube wall have locking hole and this locking hole
Coordinate under the effect of described trigger mechanism and guiding mechanism with the self-locking limit mechanism bottom inner tube realize inner tube and middle pipe it
Between position locking or telescopically adjustable, the bottom of described middle pipe is provided with self-locking limit mechanism described in a group and this self-locking limit
Mechanism coordinates the position locking or telescopically adjustable in realization between pipe and outer tube with the locking hole at outer tube top.
Further, the both sides of described stand are rotatablely equipped with L-shaped safety fastener respectively, when said inner tube is shunk in institute
By rotating described L-shaped safety fastener to described L-shaped safety fastener base plane during in vertical state and middle pipe top when stating in pipe
The clamping regulator end face laminating of periphery.
Further, in described middle pipe top port, being respectively equipped with open slot in outer tube top port, described clamping regulates
Device is respectively arranged in the position of described open slot.
Further, described middle pipe top inner circle, outer tube top inner circle are embedded with inner sliding sleeve respectively, bottom said inner tube,
Accessed in described middle pipe, outer tube by described inner sliding sleeve set respectively bottom middle pipe.
The beneficial effects of the present invention is: its telescopic adjustment is convenient and reliable, it limits by arranging self-locking in the bottom of inner tube
Position mechanism also arranges the locking hole coordinated with self-locking limit mechanism on the tube wall of outer tube, trigger mechanism trigger guiding mechanism also
Triggered self-locking limit mechanism action by guiding mechanism realize between dead bolt and locking hole locking or open, particularly its self-locking limit
Mechanism is coordinated and the rebound effect of slide block rear end spring by the tiltedly face of carving between bottom surface, push rod portion and the slide block end face of pushing block
Realize automatic locking or disengaging between the dead bolt of slip front and locking hole, it is achieved thereby that reliable position between inner tube and outer tube
Put locking or telescopically adjustable, it is ensured that locking effect between inner tube and outer tube, guarantee to use safety；Its clamping regulation dress simultaneously
Put and be respectively arranged at middle pipe top port, at open slot that outer tube top port sets respectively such that it is able to effectively regulation inner tube with
Middle pipe, gap between middle pipe and outer tube, it is to avoid rocking between the two pipe fittings socket-connected, be further ensured that whole sleeve pipe structure
The stability used.
Accompanying drawing explanation
Fig. 1 is the more piece sleeve pipe structure of the present invention internal cross section structural representation under its fully unfolded position；
Fig. 2 is that more piece sleeve pipe structure of the present invention is at internal tube shrinks internal cross section schematic diagram under state in middle pipe tube chamber；
Fig. 3 is that more piece sleeve pipe structure of the present invention shows in internal tube shrinks internal cross section of the second line of vision under state in middle pipe tube chamber
It is intended to；
Fig. 4 is the more piece sleeve pipe structure of the present invention internal cross section schematic diagram under fully collapsed condition；
Fig. 5 is the enlarged diagram of the self-locking limit mechanism 60 being installed on inner tube bottom in more piece sleeve pipe structure of the present invention；
Fig. 6 is the more piece sleeve pipe structure of the present invention structural representation under its fully unfolded position；
Fig. 7 is that more piece sleeve pipe structure of the present invention is at internal tube shrinks schematic diagram under state in middle pipe tube chamber；
Reference: 10-outer tube, 11-inner sliding sleeve, 12-open slot, 13-locking hole, 14-locking hole, 20-manages, sliding in 21-
Set, 22-open slot, 23-locking hole, 24-locking hole, 30-inner tube, 40-limits stand, 50-clamping regulator, 60-self-locking
Position mechanism, 61-limit plunger, 611-plug body part, 612-bottom outer-edge portion, 613-vertical through holes, 614-radial blind holes, 62-pushing block,
621-push rod portion, 63-slide block, 631-oblique wedge groove, 64-spring, 65-dead bolt, 60 '-self-locking limit mechanism, 61 '-limit plunger,
611 '-plug body part, 612 '-bottom outer-edge portion, 613 '-vertical through holes, 614 '-radial blind holes, 62 '-pushing block, 621 '-push rod portion,
63 '-slide block, 631 '-oblique wedge groove, 64 '-spring, 65 '-dead bolt, 70-trigger mechanism, 71-button, 711-central pin shaft,
712-guide pillar, 72-return spring, 73-button location-plate, 74-locking nut, 80-guiding mechanism, the upper guide plate of 81-, under 82-
Guide plate, 83-guide post, 84-installs hole slot, 90-L shape safety fastener.
Detailed description of the invention
Seeing Fig. 1～Fig. 7, the more piece sleeve pipe structure of the present embodiment includes outer tube 10, middle pipe 20 and inner tube 30, middle pipe 20 top
Inner circle, outer tube 10 top inner circle are embedded with inner sliding sleeve 21,11 respectively, pass through inner sliding sleeve bottom inner tube 30, bottom middle pipe 20 respectively
21, during 11 sets access in pipe 20, outer tube 10, and inner tube 30, middle pipe 20 are able to straight line in middle pipe 20, outer tube 10 and put down
Move, the top affixed handlebar stand 40 of inner tube 30, in middle pipe 20 top port, in outer tube 30 top port, be respectively equipped with open slot
22,12, it is separately installed with clamping regulator 50 in the position of open slot 22,12, by clamping regulator 50 respectively by outer tube
10 clamp from periphery with inner tube 10 with middle pipe 20, middle pipe 20, and clamping regulator 50 can use tradition anchor ear or the shape of clip
Formula, is held tightly in being realized by regulation screw and adjusting nut manage anchor ear or clip therefrom pipe 20, the tip exterior of outer tube 10
Gap adjustment between 20 and inner tube 30, between outer tube 10 and middle pipe 20；The setting of open slot 22,12 makes middle pipe 20, outer tube
The top of 30 is more easy to deform upon under the effect of respective clamping regulator 50, consequently facilitating middle pipe 20 and inner tube 30 it
Between, gap adjustment between outer tube 10 and middle pipe 20, it is to avoid rocking between the two pipe fittings socket-connected, it is ensured that whole sleeve pipe structure
Stablize；The upper and lower both sides of middle pipe 20 tube wall have locking hole 23,24, and the upper and lower both sides of outer tube 10 tube wall have
Locking hole 13,14, inner tube 30 bottom, outer tube 20 bottom are separately installed with the identical self-locking limit mechanism of structure 60,60 '.
The knot of self-locking limit mechanism 60 is specifically described as a example by the self-locking limit mechanism 60 being installed on inner tube 30 bottom
Structure: include limit plunger 61, pushing block 62, slide block 63 and spring 64, limit plunger 61 is packaged in the bottom of inner tube 30 endoporus, limit plunger
61 include plug body part 611 and the bottom outer-edge portion 612 connected with one heart, and the plug body part 611 of limit plunger is flush-mounted in the bottom of inner tube 30
In endoporus, bottom outer-edge portion 612 is to inner tube 30 bottom face in the spacing and outer mold surface in bottom outer-edge portion 612 and outer tube 10 between die cavity
Gap coordinates, and when there is relative rectilinear translation between inner tube with outer tube, guiding can play in the bottom outer-edge portion 612 of limit plunger 61
Effect；Have vertical through holes 613 in the plug body part 611 of limit plunger, bottom outer-edge portion 612 has and vertical through holes 613 UNICOM
Radial blind holes 614；Pushing block 62 is slidably mounted in the endoporus of inner tube 30, and the bottom of pushing block 62 is provided with push rod portion 621, push rod
Portion 621 stretches in the vertical through holes 613 of limit plunger, and slide block 63 is slidably mounted in the radial blind holes 614 of limit plunger, slide block 63
Front end is provided with dead bolt 65, one end of rear end connection spring 64, and the other end of spring 64 abuts at the bottom of the hole of radial blind holes 614, sliding
The end face of block 63 is provided with oblique wedge groove 631 near the position of rear end, and the bottom surface in push rod portion 621 is to coordinate with oblique wedge groove 631
Tiltedly carve face.
Being provided with vertically movable trigger mechanism 70 in stand 40, trigger mechanism 70 includes button 71, return spring
72 and button location-plate 73, button location-plate 73 is installed on the bottom stand 40, is provided with central pin shaft 711 bottom button 71,
Central pin shaft 711 vertically runs through passing through locking nut 74 with button location-plate 73 successively, guiding mechanism 80 behind stand 40 center
Affixed, button 71 bottom surface is also arranged with guide pillar 712, and symmetry in stand 40 is offered vertical blind hole, installs in vertical blind hole
Having a return spring 72, the bottom of return spring 72 is connected with guide pillar 712 against, top with at the bottom of the hole of vertical blind hole, central pin shaft
The length of 711 is more than the thickness of stand 40.
Guiding mechanism 80 includes upper guide plate 81 and the lower guide plate 82 being slidably mounted in inner tube 30, upper guide plate 81 with
Trigger mechanism offsets connection, and lower guide plate 82 offsets with self-locking limit mechanism and is connected, between upper guide plate 81 and lower guide plate 82
Connected by guide post 83；Upper guide plate 81 and button location-plate 73, central pin shaft 711 are affixed by locking nut 74, under lead
Affixed with pushing block 62 to plate 82；Guide post 83 is provided with two, and the bottom of upper guide plate 81, the top of lower guide plate 82 are offered respectively
Have two install hole slots 84, the two ends of two guide posts 83 respectively with install hole slot 84 clamping.
When outer tube 10, middle pipe 20 and inner tube 30 are completely in deployed condition, by the return spring 72 of trigger mechanism 70
Under elastic-restoring force effect the drive by whole guiding mechanism 80, the pushing block of the self-locking limit mechanism 60 of inner tube 30 bottom 62 with
The oblique wedge groove 631 of radial blind holes 614 inner slide 63 of limit plunger 61 is in disengaged position, and now slide block 63 is at the work of spring 64
The locking hole making the dead bolt 65 of slide block 63 front end stretch into middle pipe 20 top with lower outside ejection realizes inner tube 30 and middle pipe 20
Coordinate locking；Meanwhile, in the pushing block 62 ' top in the self-locking limit mechanism 60 ' of middle pipe bottom is not owing to being come from above
The downforce of pipe 30 so that the slide block 63 ' in the limit plunger 61 ' of this self-locking limit mechanism 60 ' is being acted on footpath by spring 64 '
Be displaced outwardly in blind hole thus the dead bolt 65 ' of this slide block 63 ' front end stretches into the locking hole on outer tube 10 top, it is achieved middle pipe 20 with
Locking between outer tube 30.
When needs transfer outer tube 10, middle pipe 20 and inner tube 30 to fully collapsed condition from its fully unfolded position, press downwards
Button 71, the while that button 71 overcoming the elastic acting force of return spring 72 to be compressed by return spring 72, button 71 passes through central pin shaft
711 promote button location-plate 72, upper guide plate 81, guide post 83 and lower guide plate 82 entirety to move down, due to lower guide plate 82
Affixed with pushing block 62 end face of the self-locking limit mechanism being installed on inner tube 30 bottom, thus also synchronize to promote this pushing block 62 to move down and make
Obtain the oblique wedge groove tiltedly carving face and the slide block 63 in the radial blind holes 614 of limit plunger 61 bottom the push rod portion 621 of pushing block 62 lower end
The groove face of 631 coordinates and promotes this slide block 63 to overcome after the resilient force of spring 64 rollback in radial blind holes 614, also just band
Exit in the locking hole 23 on dead bolt 65 therefrom pipe 20 top having moved this slide block 63 front end, now solve between inner tube 30 and middle pipe 20
Lock, inner tube 30 can move down contraction along middle pipe 20 endoporus；When inner tube 30 is displaced downwardly to the spacing of its bottom self-locking limit mechanism 60
During the pushing block 62 ' end face of the bottom surface percussion self-locking limit mechanism 60 ' that is arranged at middle pipe 20 bottom of plug 61, the most now due to
Dead bolt 65 just to locking hole 24, is displaced outwardly thus the dead bolt of band movable slider 63 front end at spring 64 resilience force effect sliding block 63
The locking location of inner tube 30 and middle pipe 20 under contraction state is realized in 65 locking holes 24 being displaced outwardly and stretching into middle pipe 20 bottom；
On the other hand pushing block 62 ' by after the downward impulsive force of inner tube 30 with move down and promote slide block 63 ' to overcome spring 64 '
Active force rollback in radial blind holes 614 ' drives dead bolt 65 ' to exit in the locking hole 13 on outer tube 10 top simultaneously, now in
Unlocking between pipe 20 and outer tube 10, same middle pipe 20 can drive inner tube 10 overall along moving down contraction at outer tube 10 endoporus, central
Pipe 20 drops to dead bolt 65 ' and is just moved out resilience force effect sliding block 63 ' at spring 64 ' during the locking hole 14 of outer tube bottom
Move thus drive the dead bolt 65 ' of front end to realize contraction state lower intermediate tube in being displaced outwardly and stretch into the locking hole 14 of outer tube 10 bottom
Locking location between 20 and outer tube 10, thus complete the overall shrinkage between outer tube 10, middle pipe 20 and inner tube 30；
In above-mentioned contraction process, if in remaining a need for keeping after inner tube 30 is contracted in middle pipe 20 between pipe 20 and outer tube 30
Launch locking, now can the L-shaped safety fastener 90 of stand 40 both sides will be clockwise in vertical state so that L-shaped is protected
The clamping regulator 50 end face laminating of danger button 90 base plane and middle pipe 20 top peripheral, due to L-shaped insurance locating button 90
The self-locking limit mechanism 60 of isolation inner tube 30 bottom cannot touch with the self-locking limit mechanism 60 ' bottom middle pipe 20, thus middle pipe
Continue between 20 and outer tube 10 to keep locking, reached the purpose that the single-unit of upper end inner tube 30 shrinks, met sleeve pipe difference long
The use requirement of degree；And when pipe 20 during needs continue to shrink, it is only necessary to L-shaped is insured locating button 90 and is rotated up counterclockwise making
The end face of the clamping regulator 50 of pipe 20 top peripheral in the disengaging of its base plane, then inner tube 30 is continued to move down by action of gravity
And the self-locking limit mechanism 60 ' touching middle pipe 20 bottom realizes final inner tube 30, middle pipe 20 shrinks completely in outer tube 10.
When needs outer tube 10, middle pipe 20 and inner tube 30 transfer its fully unfolded position to from fully collapsed condition, it is only necessary to
Upper proposition plays a stand 40, thus drives inner tube 30 to move up and self-locking limit mechanism 60 during moving up simultaneously
Dead bolt 65 fit with middle pipe 20 inner hole wall, when inner tube 30 move to dead bolt 65 be directed at locking hole 23 time, in the elasticity of spring 65
Active force sliding block 63 outwards ejects and makes dead bolt 65 insert locking hole 23, now self-locking limit mechanism 60 and the interior cunning of middle pipe 20
Set 21 touches, and limits inner tube 30 and continues up, it is achieved inner tube 30 and middle pipe 20；Continue up and mention stand 40, then by interior
Pipe 30 band disorder of internal organs pipe 20 continues up, and middle pipe 20 repeats above-mentioned lifting step until middle pipe 20 locks with outer tube 10.
The more piece sleeve pipe structure of the present invention also can be suitably used for Foldable skate-board or folding electric return board car or collapsible
Electrodynamic balance car.
Claims (10)
1. more piece sleeve pipe structure, it includes an outer tube and an inner tube, and the bottom of said inner tube is socketed in the top of described outer tube
Circle and said inner tube can in described outer tube rectilinear translation, the top affixed handlebar stand of said inner tube, the top of described outer tube
Periphery, portion is provided with clamping regulator, it is characterised in that: the upper and lower both sides of described outer tube wall offer locking hole respectively,
The bottom of said inner tube is provided with self-locking limit mechanism and described self-locking limit mechanism can overlap described in access with said inner tube
In the top inner circle of outer tube, described self-locking limit mechanism be provided with can the dead bolt of radial slippage, described dead bolt can be with described locking
Hole coordinates and realizes that relative locking between outer tube with inner tube is spacing maybe can be moved, and is provided with vertically movable touching in described stand
Send out mechanism, vertical guiding mechanism is installed in said inner tube, by described between described trigger mechanism and self-locking limit mechanism
Guiding mechanism connects, and described trigger mechanism drives described guiding mechanism vertically movable and triggers described self-locking limit mechanism and vertically moves
Make vertical displacement to be converted to the radial level of dead bolt to move thus trigger the lock between described dead bolt and described locking hole simultaneously
Stop or unlock the position locking or telescopically adjustable to realize between outer tube and inner tube.
More piece sleeve pipe structure the most according to claim 1, it is characterised in that: described self-locking limit mechanism include limit plunger,
Pushing block, slide block and spring, described limit plunger is packaged in the bottom of said inner tube endoporus, and described limit plunger includes connecting with one heart
Plug body part and bottom outer-edge portion, the plug body part of described limit plunger is flush-mounted in the bottom endoporus of said inner tube, bottom outer-edge portion pair
Spacing and described bottom outer-edge portion the outer mold surface of said inner tube bottom face coordinates with outer intracanalicular type cavity gap, the plug of described limit plunger
Have vertical through holes in body, described bottom outer-edge portion has and the radial blind holes of described vertical through holes UNICOM；Described self-locking pushes away
Block is slidably mounted in the endoporus of said inner tube, and the bottom of described pushing block is provided with push rod portion, and described push rod portion stretches into described
In the vertical through holes of limit plunger, described slide block is slidably mounted in the radial blind holes of described limit plunger, and the front end of described slide block sets
Having described dead bolt, rear end to connect one end of spring, the other end of described spring abuts at the bottom of the hole of described radial blind holes, described cunning
The end face of block is provided with oblique wedge groove near the position of rear end, and the bottom surface in described push rod portion is and tiltedly the carving of described oblique wedge slot fit
Face.
More piece sleeve pipe structure the most according to claim 2, it is characterised in that: described trigger mechanism includes button, return bullet
Spring and button location-plate, described button location-plate is installed on the bottom of described stand, is provided with central pin shaft bottom described button,
Described central pin shaft is affixed with described button location-plate successively after vertically running through described stand center to abut with guiding mechanism,
Described button bottom surface is also arranged with guide pillar, and in described stand, symmetry offers vertical blind hole, installs in described vertical blind hole
There is a return spring, support with described button lower surface against, top at the bottom of the bottom of described return spring and the hole of described vertical blind hole
Connecing, the length of described central pin shaft is more than the thickness of described stand.
More piece sleeve pipe structure the most according to claim 3, it is characterised in that: described guiding mechanism includes being slidably mounted on institute
Stating the upper guide plate in inner tube and lower guide plate, described upper guide plate top offsets with described trigger mechanism and is connected, described under lead
Offset with described self-locking limit mechanism to plate and be connected, be connected by guide post between described upper guide plate and lower guide plate.
More piece sleeve pipe structure the most according to claim 4, it is characterised in that: described button location-plate, central pin shaft are affixed,
Described upper guide plate offsets with button location-plate and is connected, and described lower guide plate offsets with described pushing block and is connected.
More piece sleeve pipe structure the most according to claim 5, it is characterised in that: described guide post is provided with two, described on lead
To the bottom of plate, the top of lower guide plate offer respectively two install hole slots, the two ends of two described guide posts respectively with institute
State installation hole slot clamping.
More piece sleeve pipe structure the most according to claim 6, it is characterised in that: it also includes managing in one, the top of described middle pipe
End, bottom respectively with the bottom of said inner tube, the top socket of outer tube, and said inner tube, middle pipe respectively can described middle pipe,
Rectilinear translation in outer tube, the top peripheral of described middle pipe is provided with clamping regulator described in a group, described middle tube wall upper,
Lower both sides have the self-locking limit mechanism bottom locking hole and this locking hole and inner tube at described trigger mechanism and Guiding machine
The effect of structure is lower coordinates the position locking or telescopically adjustable realizing between inner tube and middle pipe, and the bottom of described middle pipe is provided with one
Organize described self-locking limit mechanism and this self-locking limit mechanism coordinate with the locking hole at outer tube top realization in pipe with outer tube between
Position locking or telescopically adjustable.
More piece sleeve pipe structure the most according to claim 7, it is characterised in that: the both sides of described stand rotate installation respectively
There is L-shaped safety fastener, when said inner tube is shunk in described middle pipe by rotating described L-shaped safety fastener in vertical state time institute
State the clamping regulator end face laminating of L-shaped safety fastener base plane and middle pipe top peripheral.
9. according to the more piece sleeve pipe structure described in claim 7 or 8, it is characterised in that: in described middle pipe top port, outer tube top
Being respectively equipped with open slot on portion's port, described clamping regulator is respectively arranged in the position of described open slot.
10. according to the more piece sleeve pipe structure described in claim 7 or 8, it is characterised in that: state middle pipe top inner circle, outer tube top
Inner circle is embedded with inner sliding sleeve respectively, accesses described middle pipe, outer by described inner sliding sleeve set respectively bottom said inner tube, bottom middle pipe
In pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610677769.6A CN106184556B (en) | 2016-08-17 | 2016-08-17 | Multi-section pipe sleeve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610677769.6A CN106184556B (en) | 2016-08-17 | 2016-08-17 | Multi-section pipe sleeve structure |
Publications (2)
| Publication Number | Publication Date |
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| CN106184556A true CN106184556A (en) | 2016-12-07 |
| CN106184556B CN106184556B (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610677769.6A Active CN106184556B (en) | 2016-08-17 | 2016-08-17 | Multi-section pipe sleeve structure |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741488A (en) * | 2017-02-04 | 2017-05-31 | 重庆银钢科技（集团）有限公司 | The telescopic Portable scooter of steering column |
| CN107054539A (en) * | 2017-02-04 | 2017-08-18 | 重庆银钢科技（集团）有限公司 | scooter steering column |
| CN107259748A (en) * | 2017-06-27 | 2017-10-20 | 广东翔晟箱配科技有限公司 | A kind of pull bar brake structure and draw-bar box |
| CN108252997A (en) * | 2017-12-25 | 2018-07-06 | 苏州江南航天机电工业有限公司 | A kind of tight device of slide block type quick connection lock |
| CN112722140A (en) * | 2021-02-08 | 2021-04-30 | 浙江飞神车业有限公司 | Scooter capable of being folded at multiple positions |
| CN112718479A (en) * | 2020-12-15 | 2021-04-30 | 王宏峰 | Automatic chemical industry sieve separator of material loading |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106741488A (en) * | 2017-02-04 | 2017-05-31 | 重庆银钢科技（集团）有限公司 | The telescopic Portable scooter of steering column |
| CN107054539A (en) * | 2017-02-04 | 2017-08-18 | 重庆银钢科技（集团）有限公司 | scooter steering column |
| CN107054539B (en) * | 2017-02-04 | 2019-06-07 | 重庆银钢科技（集团）有限公司 | The automobile-used steering column of slide plate |
| CN107259748A (en) * | 2017-06-27 | 2017-10-20 | 广东翔晟箱配科技有限公司 | A kind of pull bar brake structure and draw-bar box |
| CN108252997A (en) * | 2017-12-25 | 2018-07-06 | 苏州江南航天机电工业有限公司 | A kind of tight device of slide block type quick connection lock |
| CN112718479A (en) * | 2020-12-15 | 2021-04-30 | 王宏峰 | Automatic chemical industry sieve separator of material loading |
| CN112718479B (en) * | 2020-12-15 | 2021-12-21 | 杭州颜料化工有限公司 | Automatic chemical industry sieve separator of material loading |
| CN112722140A (en) * | 2021-02-08 | 2021-04-30 | 浙江飞神车业有限公司 | Scooter capable of being folded at multiple positions |
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