CN107854831A - 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
- CN107854831A CN107854831A CN201711145324.4A CN201711145324A CN107854831A CN 107854831 A CN107854831 A CN 107854831A CN 201711145324 A CN201711145324 A CN 201711145324A CN 107854831 A CN107854831 A CN 107854831A
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- China
- Prior art keywords
- trailing wheel
- screw
- locking device
- threaded rod
- gear
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Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
- A63C17/00—Roller skates; Skate-boards
- A63C17/14—Roller skates; Skate-boards with brakes, e.g. toe stoppers, freewheel roller clutches
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
- A63C17/00—Roller skates; Skate-boards
- A63C17/0006—Accessories
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Transmission Devices (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
The invention discloses a kind of screw-driven formula for roller skate to adjust trailing wheel locking device, it includes fixed mount, rotating threaded rod, locked piece and adjusting nut, fixed mount is to having corresponding fixed part, rotating threaded rod is rotatably horizontally installed between two fixed parts, locked piece can slide up and down and be installed between two fixed parts, locked piece of both sides, which are provided with, to be used to be pressed on trailing wheel and the rubbing surface of locked trailing wheel, upper end edge rotating threaded rod is axially arranged with straight trough, inclined chute is correspondingly provided with the two side of straight trough, adjusting nut, which coordinates, twists on rotating threaded rod, be provided with below adjusting nut be connected with adjusting nut and with the sliding block of chute corresponding tilt, the two side ends of sliding block are inserted in the chute on the two side of straight trough respectively.It is more preferable that the present invention realizes the locked stability of step-less adjustment function, the trailing wheel of applicable different sizes, and pulley, improves security.
Description
Technical field
The present invention relates to a kind of screw-driven formula for roller skate to adjust trailing wheel locking device.
Background technology
Roller skate with the characteristic such as quick by it is vast it is teen-age like, or even many three, children of four years old begin to join
With this motion, and the necessary article of roller skate is exactly roller skate, and the brake of roller skate is completed by the brake rubber block of rear end, and
Trailing wheel locking device is additionally provided with roller skate for beginner, it is in study that trailing wheel is locked, can be more by locked pulley
Beginner is facilitated to complete the exercises such as balance walking, the trailing wheel locking device of existing roller skate can not finely tune, and generally be carried by spring
For the power of locked trailing wheel, because spring has the problem of fatigue life, unstability and unbalance stress, cause to trailing wheel it is locked not
It is stable, and the locked Impact direction of existing trailing wheel can not the inequality that cause stress completely consistent with the gravity direction of people, also because adding
The error of Chinese musical scale cun make it that the controllability of regulation is not high so that beginner's easy tumble injury in study.
The content of the invention
The technical problems to be solved by the invention, just it is to provide a kind of screw-driven formula for roller skate and adjusts rear wheel lock
Dead device, it drives adjusting nut movement to be realized stepless to be converted to locked piece of up and down motion by rotating threaded rod
Regulatory function, the trailing wheel of applicable different sizes is more preferable by the stability locked after the conversion to trailing wheel, improves peace
Quan Xing.
Solves above-mentioned technical problem, the technical solution adopted by the present invention is as follows：
A kind of screw-driven formula for roller skate adjusts trailing wheel locking device, it is characterized in that including：
Fixed mount, it is fixed on roller skate, its both sides is to having corresponding fixed part, after two fixed parts are located at respectively
The both sides of wheel；
Rotating threaded rod, be supported in by both ends on two fixed parts realize it is rotatable be horizontally installed to two fixed parts it
Between, and its one end is provided with the regulation head exposed in fixed part lateral surface, drives rotating threaded rod to rotate by rotating regulation head；
Locked piece, can slide up and down and be installed between two fixed parts by both ends, and locked piece positioned at two it is adjacent after
Between wheel, locked piece of both sides, which are provided with, to be used to be pressed on trailing wheel and the rubbing surface of locked trailing wheel, upper end edge rotating threaded rod axial direction
Provided with straight trough, inclined chute is correspondingly provided with the two side of straight trough；
Adjusting nut, cooperation are twisted on rotating threaded rod, be provided with below adjusting nut it is being connected with adjusting nut and with cunning
The sliding block of groove corresponding tilt, the two side ends of sliding block are inserted in the chute on the two side of straight trough respectively.
The trailing wheel locking device also includes the damping mechanism of the rotation increase resistance for 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 provided 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 provided with arc convex portion corresponding with the teeth groove of gear, arc convex portion is pressed on gear, jacking block and guide slide
The spring of compression is provided between bottom, spring provides the pressure being pressed on gear for jacking block.
The guide slide is manhole, and its bottom is provided 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.
Square hole is provided with the middle part of the rotating threaded rod, anti-turn screw is installed with the square hole of rotating threaded rod, is adjusted
Head is located at one end of anti-turn screw, and the other end of anti-turn screw is provided with the cross section square newel post smaller than anti-turn screw, and gear leads to
Cross the square hole in the middle part of it to be set in square newel post, tapped blind hole is provided with the outer face of square newel post, twisted in tapped blind hole
There is hexagon socket head cap screw, gear is limited between hexagon socket head cap screw and anti-turn screw, and rotating threaded rod is limited in gear and regulation head
Between, the upper end of two fixed parts corresponds to the head of hexagon socket head cap screw respectively and regulation head is provided with mounting hole, the head of hexagon socket head cap screw
Portion and regulation head insert in two mounting holes respectively forms the rotation strong point, and the outer face for adjusting head is provided with interior hex slot.
The adjusting nut lower end is provided with connecting rod directed downwardly, and the lower end of connecting rod is provided with the sliding block of horizontal tabular, plate
The sliding block of shape and chute corresponding tilt.
Described locked piece of both ends are provided with vertical guide groove, and the medial surface of fixed part corresponds to guide groove and is provided with the vertical of projection
Gib block, guide groove and gib block, which coordinate, to be installed, and guide slide is opened in the middle part of gib block.
One end that the jacking block contacts with spring is provided with spring connecting pole, and one end of spring is placed on spring connecting pole.
Compared with prior art, the invention has the advantages that：
In the use of the present invention, driving rotating threaded rod to rotate by rotating regulation head, rotating threaded rod is by rotary motion
The side-to-side movement of adjusting nut is converted to, so as to drive the sliding block below adjusting nut to be slided in chute, because chute is to incline
Oblique, the up and down motion for locked piece is changed in the slip of sliding block so that locked piece can be within the specific limits continuously without interval
Regulation, realize the step-less adjustment function of locking device, the trailing wheel of applicable different sizes, also solve it is existing because
Processing and moulding process caused by error cause can not locked trailing wheel the problem of, and after the conversion for passing through the structure to trailing wheel lock
Stability it is more preferable, improve security.
Brief description of the drawings
Fig. 1 is the exploded perspective view of trailing wheel locking device of the present invention；
Fig. 2 is the schematic perspective view of trailing wheel locking device of the present invention；
Fig. 3 is the schematic diagram disassembled after fixed mount of trailing wheel locking device of the present invention；
Fig. 4 is one of schematic diagram of fixed mount of trailing wheel locking device of the present invention；
Fig. 5 is the two of the schematic diagram of the fixed mount of trailing wheel locking device of the present invention；
Fig. 6 is that the jacking block, spring and sealing screw of trailing wheel locking device of the present invention are installed on the schematic diagram in guide slide；
Fig. 7 is the schematic diagram of the adjusting nut of trailing wheel locking device of the present invention；
Fig. 8 is one of locked piece schematic diagram of trailing wheel locking device of the present invention；
Fig. 9 is the two of locked piece of schematic diagram of trailing wheel locking device of the present invention；
Figure 10 is locked piece of sectional view of trailing wheel locking device of the present invention；
Figure 11 is the schematic diagram of the anti-turn screw of trailing wheel locking device of the present invention；
Figure 12 is the schematic diagram of the jacking block of trailing wheel locking device of the present invention；
Figure 13 is the schematic diagram that trailing wheel locking device of the present invention is installed on roller skate；
Figure 14 is the schematic view of the mounting position of trailing wheel locking device and trailing wheel of the present invention；
Figure 15 is a kind of schematic diagram of hexagon socket head cap screw spanner.
Reference implication in figure：
1- fixed mounts；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 square newel posts of 303-；Locked piece of 4-；401- straight troughs；402- is vertically led
To groove；403- chutes；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.
Embodiment
The present invention is further described with reference to embodiment.
The roller skate screw-driven formula regulation trailing wheel locking device of this embodiment of the invention as depicted in figs. 1 and 2, it is wrapped
Include fixed mount 1, rotating threaded rod 2, anti-turn screw 3, hexagon socket head cap screw 9, damping mechanism, locked piece 4, sealing screw 5 and regulation
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 mount 1
The connecting portion of shape connects two fixed parts 102, and two fixed parts 102 are located at the both sides of trailing wheel 13 respectively.
The middle part of rotating threaded rod 2 is provided with square hole, anti-turn screw 3 is installed with 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, regulation first 301 is located at one end of anti-turn screw 3, anti-turn screw
3 other end is provided with the cross section square newel post 303 smaller than anti-turn screw, and regulation first 301 and square newel post 303 are respectively from rotation
The both ends of threaded rod 2 are protruded, and gear 10 is set in square newel post 303 by the square hole in the middle part of it, gear 10 and rotation screw thread
Bar 2 is coaxial, is provided with tapped blind hole 304 in the outer face of square newel post 303, hexagon socket head cap screw 9 is screwed with 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 regulation first 301 it
Between, the side wall on the head of hexagon socket head cap screw 9 and the side wall of regulation first 301 are circular arc wall, and the cross-sectional area of regulation first 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 respectively and regulation first 301 is provided with
Mounting hole 101, the head of hexagon socket head cap screw 9 and regulation first 301 are inserted in two mounting holes 101 respectively forms the rotation strong point, adjusts
The end face of section header 301 is provided with interior hex slot 302.
Adjusting nut 7, which coordinates, twists on rotating threaded rod 2, as shown in fig. 7, the lower end of adjusting nut 7 is provided with connection directed downwardly
Bar 701, the lower end of connecting rod 701 are provided with the sliding block 702 of horizontal tabular.As shown in Fig. 8 to Figure 10, locked piece 4 of both ends are opened
There is vertical guide groove 402, the medial surface of fixed part 102 corresponds to guide groove 402 and is provided with raised vertical gib block 104, is oriented to
Bar 104 is rectangular-shape, and guide groove 402 coordinates with gib block 104 to be installed, and is installed on so as to which locked piece 4 can slide up and down
Between two fixed parts 102, locked piece 4 is located at the lower section of rotating threaded rod 2, and locked piece 4 of both sides are provided with locks for being pressed in trailing wheel
The rubbing surface 404 after death taken turns, rubbing surface 404 are to have the arcwall face of certain radian, locked piece 4 of the axle of upper end edge rotating threaded rod 2
To provided with straight trough 401, inclined chute 403, sliding block 702 and the chute 403 of tabular are correspondingly provided with the two side of straight trough 401
Corresponding tilt, 702 two side ends of sliding block are inserted in the chute 403 on the two side of straight trough respectively, and sliding block 702 can be along chute
403 slide.
Guide slide 103 is provided with positioned at the middle part of gib block 104 of the lower section of gear 10, the face gear 10 of guide slide 103, is led
It is manhole to slideway 103.As shown in figure 12, the side of jacking block 8 is circular arc side 82 corresponding with guide slide 103, 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 provided with
The corresponding arc convex portion 81 of teeth groove of gear 10, the lower end of jacking block 8 are provided with spring connecting pole 83, and the upper end of spring 6 is placed on bullet
On spring connecting pole 83, internal thread is provided with the bottom of guide slide 103, and screws on sealing screw 5, the lower end of spring 6 peaks at
Seal on screw 5, so as to which spring 6 is compressed between jacking block 8 and sealing screw 5, jacking block as shown in Figure 6, spring and sealing
Screw is installed on the schematic diagram in guide slide 103.
The schematic diagram for disassembling fixed mount 1 is illustrated in figure 3, shows the assembly relation of key position.Do not rotating
During gear 10, the arc convex portion 81 of jacking block 8 is pressed in the teeth groove of gear 10, prevents rotating threaded rod 2 from arbitrarily rotating, and is being started
During rotate gear 10, side surface of the arc convex portion 81 along gear 10 is slided, and jacking block 8 is along the slide downward of guide slide 103, simultaneously
Compression spring 6, the rotation to gear 10 produces resistance, and when turning to next teeth groove position, spring 10 discharges part elastic force, arc
Shape lug boss 81 is pressed in the teeth groove, during the continuous rotation of gear 10, due to arc convex portion 81 and gear 10 not
Disconnected collision, will send the regular sound, the sound can be used as prompt tone.Damping mechanism can prevent from rotating spiral shell after the completion of regulation
Rasp bar 2 arbitrarily rotates, and the stability of trailing wheel locking device is higher, improves security.
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 mount is provided with
Four fixing holes, fixed mount are fixed on the roller skate shoe rack 12 of roller skate by fixing hole, and are located at two adjacent trailing wheels 13
Top, locked piece 4 between two adjacent trailing wheels 13.When roller skate is without locked trailing wheel 13, locked piece 4 and trailing wheel 13
Every at regular intervals, when needing locked trailing wheel 13, inserted in by a hexagon socket head cap screw spanner 14 in regulation first 301, and rotate
Regulation first 301, so as to drive rotating threaded rod 2 to rotate, rotating threaded rod 2 converts rotational motion into the left and right of adjusting nut 7
Motion, adjusting nut 7 are slided with movable slider 702 in chute 403, and the fortune up and down for locked piece 4 is changed in the slip of sliding block 702
It is dynamic.When down adjusting locked piece 4, locked piece 4 will be squeezed between two trailing wheels 13, and the rubbing surface 404 of locked piece of 4 both sides is distinguished
Be pressed on two trailing wheels 13, the pressure of locked piece of 4 pairs of trailing wheels too it is small can by adjust locked piece 4 decline number adjust.
When needing to discharge trailing wheel 13, locked piece 4 is up adjusted, damping mechanism sends sound during regulation.As shown in figure 15
For a kind of structural representation 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, it is characterized in that, including：
Fixed mount, it is fixed on the roller skate, position is distinguished in its both sides to corresponding fixed part, two fixed part is had
In the both sides of the trailing wheel；
Rotating threaded rod, it is supported in by both ends and is realized on two fixed part and be rotatably horizontally installed to two fixed part
Between, and its one end is provided with the regulation head exposed in the fixed part lateral surface, and the rotation is driven by rotating the regulation head
Turn threaded rod rotation；
Locked piece, it can slide up and down and be installed between two fixed part by both ends, and described locked piece adjacent positioned at two
The trailing wheel between, described locked piece of both sides, which are provided with, to be used to be pressed on the trailing wheel and the rubbing surface of the locked trailing wheel,
Rotating threaded rod is axially arranged with straight trough described in upper end edge, and inclined chute is correspondingly provided with the two side of the straight trough；
Adjusting nut, cooperation are twisted on the rotating threaded rod, are provided with below the adjusting nut and are connected with the adjusting nut
And insert respectively described on the two side of the straight trough with the sliding block of the chute corresponding tilt, the two side ends of the sliding block
In chute.
2. the screw-driven formula according to claim 1 for roller skate adjusts trailing wheel locking device, it is characterised in that：Institute
State the damping mechanism that trailing wheel locking device also includes increasing resistance for the rotation of the rotating threaded rod.
3. the screw-driven formula according to claim 2 for roller skate adjusts trailing wheel locking device, it is characterised in that：Institute
Stating damping mechanism includes gear, jacking block and spring, and the gear is coaxially fixed on one end of the rotating threaded rod, the fixation
Portion is provided with the guide slide of gear described in face, and the jacking block is placed in the guide slide and can slided along the guide slide
Dynamic, one end towards the gear of the jacking block is provided with arc convex portion corresponding with the teeth groove of the gear, the arc
Lug boss is pressed on the gear, and the spring of compression, the spring are provided between the bottom of the jacking block and 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 manhole to state guide slide, and its bottom is provided 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
State and square hole is provided with the middle part of rotating threaded rod, anti-turn screw, the regulation head are installed with the square hole of the rotating threaded rod
Located at one end of the anti-turn screw, the other end of the anti-turn screw is provided with the cross section square newel post smaller than anti-turn screw,
The gear is set in the square newel post by the square hole in the middle part of it, and tapped blind hole is provided with the outer face of square 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 be limited in the gear and it is described regulation head between, the side wall on the head of the hexagon socket head cap screw and
The side wall of the regulation head is circular arc wall, and the upper end of two fixed part corresponds to head and the institute of the hexagon socket head cap screw respectively
State regulation head and be provided with mounting hole, the head of the hexagon socket head cap screw and the regulation head are inserted in two mounting hole and formed respectively
The strong point is rotated, the outer face of the regulation head is provided 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
State adjusting nut lower end and be provided with connecting rod directed downwardly, the lower end of the connecting rod is provided with the sliding block of horizontal tabular, the tabular
Sliding block and the chute corresponding tilt.
8. the screw-driven formula for roller skate according to claim 3 to 7 any one adjusts trailing wheel locking device, its
It is characterised by：Described locked piece of both ends are provided with vertical guide groove, and the medial surface of the fixed part corresponds to guide groove and is provided with projection
Vertical gib block, the guide groove and gib block, which coordinate, to be installed, 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
State one end that jacking block contacts with the spring and be provided 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 |
|---|---|---|---|
| CN201711145324.4A CN107854831B (en) | 2017-11-17 | 2017-11-17 | Thread transmission type adjusting rear wheel locking device for roller skates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711145324.4A CN107854831B (en) | 2017-11-17 | 2017-11-17 | Thread transmission type adjusting rear wheel locking device for roller skates |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107854831A true CN107854831A (en) | 2018-03-30 |
| CN107854831B CN107854831B (en) | 2023-03-14 |
Family
ID=61703138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711145324.4A Active CN107854831B (en) | 2017-11-17 | 2017-11-17 | Thread transmission type adjusting rear wheel locking device for roller skates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107854831B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838712A (en) * | 2018-07-24 | 2018-11-20 | 安庆市吉安汽车零件锻轧有限公司 | A kind of automobile shafts use for machining parts Multipurpose fixing device |
| TWI787117B (en) * | 2022-04-21 | 2022-12-11 | 劉文桂 | Braking mechanism of wheeled device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271391Y (en) * | 1996-12-20 | 1997-12-31 | 安宏亮 | Roller skates |
| CN202700033U (en) * | 2012-08-11 | 2013-01-30 | 张克明 | Anti-tumbling roller skates |
| CN204147516U (en) * | 2014-10-24 | 2015-02-11 | 姜丰 | A kind of skidding walking locker for roller skate |
| CN207654665U (en) * | 2017-11-17 | 2018-07-27 | 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 CN201711145324.4A patent/CN107854831B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271391Y (en) * | 1996-12-20 | 1997-12-31 | 安宏亮 | Roller skates |
| CN202700033U (en) * | 2012-08-11 | 2013-01-30 | 张克明 | Anti-tumbling roller skates |
| CN204147516U (en) * | 2014-10-24 | 2015-02-11 | 姜丰 | A kind of skidding walking locker for roller skate |
| CN207654665U (en) * | 2017-11-17 | 2018-07-27 | 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838712A (en) * | 2018-07-24 | 2018-11-20 | 安庆市吉安汽车零件锻轧有限公司 | A kind of automobile shafts use for machining parts Multipurpose fixing device |
| TWI787117B (en) * | 2022-04-21 | 2022-12-11 | 劉文桂 | Braking mechanism of wheeled device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107854831B (en) | 2023-03-14 |
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