CN207654665U - A kind of screw-driven formula for roller skate adjusts trailing wheel locking device - Google Patents
A kind of screw-driven formula for roller skate adjusts trailing wheel locking device Download PDFInfo
- Publication number
- CN207654665U CN207654665U CN201721546679.XU CN201721546679U CN207654665U CN 207654665 U CN207654665 U CN 207654665U CN 201721546679 U CN201721546679 U CN 201721546679U CN 207654665 U CN207654665 U CN 207654665U
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- China
- Prior art keywords
- trailing wheel
- screw
- block
- locking device
- threaded rod
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of screw-driven formulas for roller skate to adjust trailing wheel locking device, it includes fixed frame, rotating threaded rod, locked block and adjusting nut, fixed frame is to having corresponding fixed part, rotating threaded rod is rotatably horizontally installed between two fixed parts, locked block, which can slide up and down, to be installed between two fixed parts, the both sides of locked block are equipped with the rubbing surface for being pressed on trailing wheel and locking trailing wheel, upper end edge rotating threaded rod is axially arranged with straight trough, inclined sliding slot is correspondingly provided on the two side of straight trough, adjusting nut cooperation is twisted on rotating threaded rod, be equipped with below adjusting nut connect with adjusting nut and with the sliding block of sliding slot corresponding tilt, the two side ends of sliding block are inserted into respectively in the sliding slot on the two side of straight trough.It is more preferable that the utility model realizes the locked stability of step-less adjustment function, the trailing wheel of applicable different sizes, and pulley, improves safety.
Description
Technical field
The utility model is related to a kind of screw-driven formulas for roller skate to adjust trailing wheel locking device.
Background technology
Roller skate teen-age is liked or even many three, four years old children begin to join with the characteristics such as quickly by vast
With this movement, and the necessary article of roller skate is exactly roller skate, the brake of roller skate be completed by the brake rubber block of rear end, and
Trailing wheel locking device is additionally provided on roller skate for beginner, locks trailing wheel in study, it can be more by locked pulley
Beginner is facilitated to complete the practices such as balance walking, the trailing wheel locking device of existing roller skate cannot finely tune, and usually be carried by spring
For lock trailing wheel power, since spring has the problem of fatigue life, unstability and unbalance stress, cause to trailing wheel it is locked not
Stablize, and existing trailing wheel lock Impact direction cannot the unevenness that cause stress completely consistent with the gravity direction of people, also because plus
The error of Chinese musical scale cun makes the controllability adjusted not high so that beginner is easy tumble injury in study.
Utility model content
Technical problem to be solved in the utility model is just to provide after a kind of screw-driven formula for roller skate adjusts
Locking device is taken turns, the up and down motion of locked block is converted to by rotating threaded rod drives adjusting nut to move, is realized
Step-less adjustment function, the trailing wheel of applicable different sizes pass through more preferable to the stability of trailing wheel locking after the conversion, raising
Safety.
Above-mentioned technical problem is solved, the technical solution adopted in the utility model is as follows：
A kind of screw-driven formula for roller skate adjusts trailing wheel locking device, it is characterized in that including：
Fixed frame is fixed on roller skate, and both sides are to having corresponding fixed part, after two fixed parts are located at
The both sides of wheel；
Rotating threaded rod, by both ends be supported on two fixed parts realize rotatably be horizontally installed to two fixed parts it
Between, and one end is equipped with the adjusting head exposed in fixed part lateral surface, adjusting head by rotation drives rotating threaded rod rotation；
Locked block, can slide up and down by both ends and is installed between two fixed parts, and locked block is after two is adjacent
Between wheel, the both sides of locked block are equipped with the rubbing surface for being pressed on trailing wheel and locking trailing wheel, and upper end edge rotating threaded rod is axial
Equipped with straight trough, inclined sliding slot is correspondingly provided on the two side of straight trough；
Adjusting nut, cooperation are twisted on rotating threaded rod, be equipped with below adjusting nut it is being connect with adjusting nut and with cunning
The two side ends of the sliding block of slot corresponding tilt, sliding block are inserted into respectively in the sliding slot on the two side of straight trough.
The trailing wheel locking device further includes the damping mechanism for increasing resistance for the rotation of rotating threaded rod.
The damping mechanism includes gear, jacking block and spring, and gear is coaxially fixed on one end of rotating threaded rod, fixed part
Be equipped with the guide slide of face gear, jacking block is placed in guide slide and can be slided along guide slide, jacking block towards gear
One end be equipped with arc convex corresponding with the tooth socket of gear portion, arc convex portion is pressed on gear, jacking block and guide slide
The spring of compression is equipped between bottom, spring provides the pressure being pressed on gear for jacking block.
The guide slide is circular through hole, and bottom is equipped with internal thread, and is screwed with sealing screw, and spring-compressed is in jacking block
Between sealing screw.
The guide slide is located at the underface of gear.
It is provided with square hole in the middle part of the rotating threaded rod, anti-turn screw is installed in the square hole of rotating threaded rod, is adjusted
Head is set to one end of anti-turn screw, and the other end of anti-turn screw is equipped with the cross section rectangular newel post smaller than anti-turn screw, and gear is logical
It crosses the square hole in the middle part of it to be set in rectangular newel post, tapped blind hole is provided in the outer end face of rectangular newel post, twisted in tapped blind hole
There are hexagon socket head cap screw, gear to be limited between hexagon socket head cap screw and anti-turn screw, rotating threaded rod is limited in gear and adjusts head
Between, the upper end of two fixed parts corresponds to the head of hexagon socket head cap screw and adjusts head respectively is provided with mounting hole, the head of hexagon socket head cap screw
Portion and adjusting head, which are inserted into respectively in two mounting holes, forms rotation supporting point, and the outer end face for adjusting head is equipped with interior hex slot.
The adjusting nut lower end is equipped with connecting rod directed downwardly, and the lower end of connecting rod is equipped with the sliding block of lateral plate, plate
The sliding block of shape and sliding slot corresponding tilt.
The both ends of the locked block are provided with vertical guide groove, and the medial surface of fixed part corresponds to guide groove and is equipped with the vertical of protrusion
Gib block, the cooperation of guide groove and gib block installs, and guide slide is opened in the middle part of gib block.
One end that the jacking block is contacted with spring is equipped with spring connecting pole, and one end of spring is placed on spring connecting pole.
Compared with prior art, the utility model has the advantages that：
Drive rotating threaded rod rotation, rotating threaded rod that will rotate when the utility model is used, adjusting head by rotation
Movement is converted to the side-to-side movement of adjusting nut, to drive the sliding block below adjusting nut to be slided in sliding slot, due to sliding slot
To be inclined, the sliding of sliding block is converted to lock the up and down motion of block so that locked block can continuous nothing in a certain range
The adjusting at interval, realizes the step-less adjustment function of locking device, and the trailing wheel of applicable different sizes also solves existing
The problem of because of the error processed and moulding process generates so that trailing wheel can not be locked, and to trailing wheel after conversion with this configuration
The stability of locking is more preferable, improves safety.
Description of the drawings
Fig. 1 is the exploded perspective view of the utility model trailing wheel locking device；
Fig. 2 is the stereoscopic schematic diagram of the utility model trailing wheel locking device；
Fig. 3 is the schematic diagram of the utility model trailing wheel locking device disassembled after fixed frame；
Fig. 4 is one of the schematic diagram of fixed frame of the utility model trailing wheel locking device；
Fig. 5 is the two of the schematic diagram of the fixed frame of the utility model trailing wheel locking device；
Fig. 6 is that the jacking block, spring and sealing screw of the utility model trailing wheel locking device are installed on showing in guide slide
It is intended to；
Fig. 7 is the schematic diagram of the adjusting nut of the utility model trailing wheel locking device；
Fig. 8 is one of the schematic diagram of the locked block of the utility model trailing wheel locking device；
Fig. 9 is the two of the schematic diagram of the locked block of the utility model trailing wheel locking device；
Figure 10 is the sectional view of the locked block of the utility model trailing wheel locking device；
Figure 11 is the schematic diagram of the anti-turn screw of the utility model trailing wheel locking device；
Figure 12 is the schematic diagram of the jacking block of the utility model trailing wheel locking device；
Figure 13 is the schematic diagram that the utility model trailing wheel locking device is installed on roller skate；
Figure 14 is the schematic view of the mounting position of the utility model trailing wheel locking device and trailing wheel；
Figure 15 is a kind of schematic diagram of hexagon socket head cap screw spanner.
Reference numeral meaning in figure：
1- fixed frames；101- mounting holes；102- fixed parts；103- guide slides；104- gib blocks；2- rotating threaded rods；
3- anti-turn screws；301- adjusts head；Hex slot in 302-；The rectangular newel posts of 303-；4- locks block；401- straight troughs；402- is vertically led
To slot；403- sliding slots；404- rubbing surfaces；5- seals screw；6- springs；7- adjusting nuts；701- connecting plates；702- sliding blocks；8-
Jacking block；81- arc convex portion；82- circular arcs side；83- spring connecting poles；9- hexagon socket head cap screws；10- gears；11- trailing wheels are locked
Device；12- roller skate shoe racks；13- trailing wheels；14- hexagon socket head cap screw spanners.
Specific implementation mode
The utility model is further described with reference to embodiment.
The roller skate screw-driven formula of the utility model embodiment as depicted in figs. 1 and 2 adjusts trailing wheel locking device,
It includes fixed frame 1, rotating threaded rod 2, anti-turn screw 3, hexagon socket head cap screw 9, damping mechanism, locked block 4,5 and of sealing screw
Adjusting nut 7, wherein damping mechanism include gear 10, jacking block 8 and spring 6.
As shown in Figure 4 and Figure 5, to corresponding fixed part 102 is had, upper end passes through level board for the both sides of fixed frame 1
The interconnecting piece of shape connects two fixed parts 102, and two fixed parts 102 are located at the both sides of trailing wheel 13.
The middle part of rotating threaded rod 2 is provided with square hole, anti-turn screw 3 is installed in square hole, the cross section of anti-turn screw 3 is side
Shape, square hole are corresponding to the size of anti-turn screw 3.As shown in figure 11, one end that head 301 is set to anti-turn screw 3, anti-turn screw are adjusted
3 other end is equipped with the cross section rectangular newel post 303 smaller than anti-turn screw, adjusts head 301 and rectangular newel post 303 respectively from rotation
The both ends of threaded rod 2 protrude, and gear 10 is set in by the square hole in the middle part of it in rectangular newel post 303, gear 10 and rotation screw thread
Bar 2 is coaxial, is provided with tapped blind hole 304 in the outer end face of rectangular newel post 303, hexagon socket head cap screw 9 is screwed in tapped blind hole 304,
Gear 10 is limited between hexagon socket head cap screw 9 and anti-turn screw 3, rotating threaded rod 2 be limited in gear 10 with adjust head 301 it
Between, the side wall on the head of hexagon socket head cap screw 9 and the side wall for adjusting head 301 are circular arc wall, and the cross-sectional area for adjusting head 301 is big
In the cross section of anti-turn screw, the upper end of two fixed parts 102 corresponds to the head of hexagon socket head cap screw 9 and adjusts head 301 and is provided with respectively
Mounting hole 101, the head of hexagon socket head cap screw 9 and adjusting head 301 are inserted into two mounting holes 101 and form rotation supporting point respectively, adjust
The end face of section header 301 is equipped with interior hex slot 302.
The cooperation of adjusting nut 7 is twisted on rotating threaded rod 2, as shown in fig. 7,7 lower end of adjusting nut is equipped with connection directed downwardly
Bar 701, the lower end of connecting rod 701 are equipped with the sliding block 702 of lateral plate.As shown in Fig. 8 to Figure 10, the both ends of locked block 4 are opened
There are vertical guide groove 402, the medial surface of fixed part 102 to correspond to the vertical gib block 104 that guide groove 402 is equipped with protrusion, be oriented to
Item 104 is rectangular-shape, and guide groove 402 is installed with the cooperation of gib block 104, is installed on to which locked block 4 can slide up and down
Between two fixed parts 102, locked block 4 is located at 2 lower section of rotating threaded rod, and the both sides of locked block 4 are equipped with for being pressed in trailing wheel locking
The rubbing surface 404 after death taken turns, rubbing surface 404 are the arcwall face for having certain radian, lock 2 axis of upper end edge rotating threaded rod of block 4
To equipped with straight trough 401, inclined sliding slot 403, sliding block 702 and the sliding slot 403 of plate are correspondingly provided on the two side of straight trough 401
702 two side ends of corresponding tilt, sliding block are inserted into respectively in the sliding slot 403 on the two side of straight trough, and sliding block 702 can be along sliding slot
403 slidings.
104 middle part of gib block positioned at 10 lower section of gear is provided with guide slide 103, and 103 face gear 10 of guide slide is led
It is circular through hole to slideway 103.As shown in figure 12, the side of jacking block 8 is circular arc corresponding with guide slide 103 side 82, top
Block 8 is placed in guide slide 103, and can be slided up and down along guide slide 103, the upper end towards gear 10 of jacking block 8 be equipped with
The lower end in the corresponding arc convex portion 81 of tooth socket of gear 10, jacking block 8 is equipped with spring connecting pole 83, and the upper end of spring 6 is placed on bullet
On spring connecting pole 83, it is equipped with internal thread in the lower end of guide slide 103, and screw on sealing screw 5, the lower end of spring 6 peaks at
It seals on screw 5, to which spring 6 is compressed between jacking block 8 and sealing screw 5, jacking block, spring and sealing as shown in FIG. 6
Screw is installed on the schematic diagram in guide slide 103.
It is illustrated in figure 3 the schematic diagram for disassembling fixed frame 1, shows the assembly relation of key position.It is not rotating
When gear 10, the arc convex portion 81 of jacking block 8 is pressed in the tooth socket of gear 10, is prevented rotating threaded rod 2 from arbitrarily rotating, is being started
When rotate gear 10, arc convex portion 81 is slided along the side surface of gear 10, and jacking block 8 is along 103 slide downward of guide slide, simultaneously
Compressed spring 6 generates resistance to the rotation of gear 10, and when turning to next tooth socket position, spring 10 discharges part elastic force, arc
Shape lug boss 81 is pressed in the tooth socket, during the continuous rotation of gear 10, not due to arc convex portion 81 and gear 10
Disconnected collision, will send out the regular sound, which can be used as prompt tone.Damping mechanism can prevent from rotating spiral shell after the completion of adjusting
Rasp bar 2 arbitrarily rotates, and the stability higher of trailing wheel locking device improves safety.
As shown in Figure 13 and Figure 14, this trailing wheel locking device 11 is installed on the upper of roller skate, and the upper surface of fixed frame is equipped with
Four mounting holes, fixed frame are fixed on by mounting hole on the roller skate shoe rack 12 of roller skate, and are located at two adjacent trailing wheels 13
Top, lock block 4 between two adjacent trailing wheels 13.When roller skate is not necessarily to locked trailing wheel 13, block 4 and trailing wheel 13 are locked
Every at regular intervals, when needing locked trailing wheel 13, inserted in and adjusted on head 301 by a hexagon socket head cap screw spanner 14, and rotated
Head 301 is adjusted, to drive rotating threaded rod 2 to rotate, rotating threaded rod 2 converts rotational motion into the left and right of adjusting nut 7
Movement, adjusting nut 7 are slided with movable slider 702 in sliding slot 403, and the sliding of sliding block 702 is converted to lock the fortune up and down of block 4
It is dynamic.When adjusting locked block 4 down, locked block 4 will be extruded between two trailing wheels 13, and the rubbing surface 404 for locking 4 both sides of block is distinguished
Be pressed on two trailing wheels 13, locked block 4 to the pressure of trailing wheel too it is small can lock that block 4 declines by adjusting number adjust.
When needing to discharge trailing wheel 13, up adjusts and lock block 4, damping mechanism sends out sound in adjustment process.As shown in figure 15
For a kind of structural schematic diagram of common hexagon socket head cap screw spanner 14.
Claims (9)
1. a kind of screw-driven formula for roller skate adjusts trailing wheel locking device, characterized in that including：
Fixed frame is fixed on the roller skate, and both sides are located to corresponding fixed part, the fixed part is had
The both sides of the trailing wheel；
Rotating threaded rod, be supported on the fixed part by both ends realize rotatably be horizontally installed to the fixed part it
Between, and one end is equipped with the adjusting head exposed in the fixed part lateral surface, and the rotation is driven by rotating the adjusting head
Threaded rod rotates；
Locked block, can slide up and down by both ends and is installed between the fixed part, and the locked block is adjacent positioned at two
Between the trailing wheel, the both sides of the locked block are equipped with the rubbing surface for being pressed on the trailing wheel and locking the trailing wheel, on
End is axially arranged with straight trough along the rotating threaded rod, and inclined sliding slot is correspondingly provided on the two side of the straight trough；
Adjusting nut, cooperation are twisted on the rotating threaded rod, are equipped with below the adjusting nut and are connect with the adjusting nut
And with the sliding block of the sliding slot corresponding tilt, the two side ends of the sliding block are inserted into described on the two side of the straight trough respectively
In sliding slot.
2. the screw-driven formula according to claim 1 for roller skate adjusts trailing wheel locking device, it is characterised in that：Institute
It further includes the damping mechanism for increasing resistance for the rotation of the rotating threaded rod to state trailing wheel locking device.
3. the screw-driven formula according to claim 2 for roller skate adjusts trailing wheel locking device, it is characterised in that：Institute
It includes gear, jacking block and spring to state damping mechanism, and the gear is coaxially fixed on one end of the rotating threaded rod, the fixation
Portion is equipped with the guide slide of gear described in face, and the jacking block is placed in the guide slide and can be slided along the guide slide
Dynamic, one end towards the gear of the jacking block is equipped with arc convex corresponding with the tooth socket of gear portion, the arc
Lug boss is pressed on the gear, and the spring of compression, the spring are equipped between the jacking block and the bottom of the guide slide
The pressure being pressed on the gear is provided for the jacking block.
4. the screw-driven formula according to claim 3 for roller skate adjusts trailing wheel locking device, it is characterised in that：Institute
It is circular through hole to state guide slide, and bottom is equipped with internal thread, and is screwed with sealing screw, the spring-compressed in the jacking block with
Between the sealing screw.
5. the screw-driven formula according to claim 4 for roller skate adjusts trailing wheel locking device, it is characterised in that：Institute
State the underface that guide slide is located at the gear.
6. the screw-driven formula according to claim 5 for roller skate adjusts trailing wheel locking device, it is characterised in that：Institute
It states and is provided with square hole in the middle part of rotating threaded rod, anti-turn screw, the adjusting head are installed in the square hole of the rotating threaded rod
Set on one end of the anti-turn screw, the other end of the anti-turn screw is equipped with the cross section rectangular newel post smaller than anti-turn screw,
The gear is set in by the square hole in the middle part of it in the rectangular newel post, and tapped blind hole is provided in the outer end face of rectangular newel post,
Be screwed with hexagon socket head cap screw in the tapped blind hole, the gear be limited in the hexagon socket head cap screw and the anti-turn screw it
Between, the rotating threaded rod is limited between the gear and the adjusting head, the side wall on the head of the hexagon socket head cap screw and
The side wall for adjusting head is circular arc wall, and the upper end of the fixed part corresponds to the head of the hexagon socket head cap screw and described respectively
It adjusts head and is provided with mounting hole, the head of the hexagon socket head cap screw and the adjusting head, which are inserted into respectively in the mounting hole, forms rotation
Supporting point, the outer end face for adjusting head are equipped with interior hex slot.
7. the screw-driven formula according to claim 6 for roller skate adjusts trailing wheel locking device, it is characterised in that：Institute
It states adjusting nut lower end and is equipped with connecting rod directed downwardly, the lower end of the connecting rod is equipped with the sliding block of lateral plate, the plate
Sliding block and the sliding slot corresponding tilt.
8. the screw-driven formula for roller skate according to claim 3 to 7 any one adjusts trailing wheel locking device,
It is characterized in that：The both ends of the locked block are provided with vertical guide groove, and the medial surface of the fixed part corresponds to guide groove and is equipped with protrusion
Vertical gib block, the cooperation of the guide groove and gib block installs, and the guide slide is opened in the middle part of the gib block.
9. the screw-driven formula according to claim 8 for roller skate adjusts trailing wheel locking device, it is characterised in that：Institute
It states one end that jacking block is contacted with the spring and is equipped with spring connecting pole, one end of the spring is placed on the spring connecting pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721546679.XU CN207654665U (en) | 2017-11-17 | 2017-11-17 | A kind of screw-driven formula for roller skate adjusts trailing wheel locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721546679.XU CN207654665U (en) | 2017-11-17 | 2017-11-17 | A kind of screw-driven formula for roller skate adjusts trailing wheel locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207654665U true CN207654665U (en) | 2018-07-27 |
Family
ID=62947021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721546679.XU Withdrawn - After Issue CN207654665U (en) | 2017-11-17 | 2017-11-17 | A kind of screw-driven formula for roller skate adjusts trailing wheel locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207654665U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107854831A (en) * | 2017-11-17 | 2018-03-30 | 秦皇岛中北滑启体育用品有限公司 | A kind of screw-driven formula for roller skate adjusts trailing wheel locking device |
-
2017
- 2017-11-17 CN CN201721546679.XU patent/CN207654665U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107854831A (en) * | 2017-11-17 | 2018-03-30 | 秦皇岛中北滑启体育用品有限公司 | A kind of screw-driven formula for roller skate adjusts trailing wheel locking device |
| CN107854831B (en) * | 2017-11-17 | 2023-03-14 | 秦皇岛中北滑启体育用品有限公司 | Thread transmission type adjusting rear wheel locking device for roller skates |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180727 Effective date of abandoning: 20230314 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180727 Effective date of abandoning: 20230314 |