CN112076459B - Safety speed reducer for roller skates - Google Patents
Safety speed reducer for roller skates Download PDFInfo
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- CN112076459B CN112076459B CN202010858731.5A CN202010858731A CN112076459B CN 112076459 B CN112076459 B CN 112076459B CN 202010858731 A CN202010858731 A CN 202010858731A CN 112076459 B CN112076459 B CN 112076459B
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- roller
- fixedly connected
- block
- centrifugal
- sleeve
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- 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
- A63C17/1409—Roller skates; Skate-boards with brakes, e.g. toe stoppers, freewheel roller clutches contacting one or more of the wheels
- A63C17/1427—Roller skates; Skate-boards with brakes, e.g. toe stoppers, freewheel roller clutches contacting one or more of the wheels the brake contacting other wheel associated surfaces, e.g. hubs, brake discs or wheel flanks
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Abstract
The invention provides a safe speed reducer for roller skates, and relates to the field of roller skates. The safe speed reduction device for the roller skates comprises a wheel carrier, wherein the bottom of the wheel carrier is fixedly connected with a wheel shaft through a bearing, a sleeve is fixedly sleeved on the outer surface of the wheel shaft, the outer surface of the sleeve is fixedly connected with a roller, the outer surface of the sleeve is fixedly connected with a centrifugal moving mechanism inside the roller, and the wheel carrier is connected with a brake device. This safety decelerator is used to roller skate, the inside centrifugal slider of activity cavity can keep away from the sleeve and remove when gyro wheel slew rate increases, centrifugal movement through centrifugal slider can drive arc piece centrifugal motion, when moving the position that the magnet post flushed relatively through the permanent magnet piece that sets up on the arc piece, the permanent magnet piece can produce magnetic attraction with the magnet post magnetic pole is opposite, can drive brake block and gyro wheel side contact and then brake the operation to the gyro wheel, the speed reduction operation of effective roller skate when high-speed motion, the security when improving the motion.
Description
Technical Field
The invention relates to the field of roller skates, in particular to a safe speed reducing device for roller skates.
Background
The roller skate is a combination of a shoe, a cutter seat and a pulley, and the conventional roller skate does not have the function of high-speed active braking in the use process, so that casualty accidents of a user are caused by the fact that the speed of the roller skate is too high in the use process, and the problem needs to be solved by the invention of the safety speed reducer for the roller skate.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a safety speed reducer for a roller skate, which solves the problem that the conventional roller skate does not have the function of high-speed active braking in the use process, so that the casualty accident of a user is caused by the excessively high speed of the roller skate in the use process.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a safety reduction gear for roller skate, includes the wheel carrier, the bottom of wheel carrier is through bearing fixedly connected with shaft, the fixed cover of surface of shaft has connect the sleeve, telescopic surface fixedly connected with gyro wheel, telescopic surface is located the inside fixedly connected with centrifugal movement mechanism of gyro wheel, be connected with brake equipment on the wheel carrier.
Preferably, centrifugal moving mechanism includes spliced pole, movable cavity, playback spring, centrifugal slider, arc and permanent magnet, telescopic surface and spliced pole fixed connection, telescopic one end and movable cavity fixed connection are kept away from to the spliced pole, the inside and the centrifugal slider sliding connection of movable cavity, one side and the playback spring fixed connection that centrifugal slider is close to the spliced pole are fixed to the centrifugal slider, the one end that centrifugal slider was kept away from to the playback spring is fixed with movable cavity, connecting rod and arc fixed connection are passed through in the front of centrifugal slider, the front of arc is established with permanent magnet is fixed to be inlayed.
Preferably, brake equipment includes removable pin, brake block and return spring, the removable pin runs through the wheel carrier and rather than swing joint, the right-hand member and the brake block fixed connection of removable pin, the left end and the return spring fixed connection of removable pin, the removable pin surface cup joints with the return spring activity, return spring's right-hand member is fixed with the left side of wheel carrier.
Preferably, the brake block includes sliding hole, magnet post, vertical track, connecting pin, vertical spout, slider and clutch blocks, the sliding hole is seted up in one side that the brake block is close to the gyro wheel, the inside and the magnet post slip of sliding hole cup joint, vertical track is seted up in one side that the brake block is close to the gyro wheel and is located the sliding hole directly over, vertical track is linked together with vertical spout, vertical spout inner wall and slider sliding connection, the bottom and the connecting pin fixed connection of slider.
Preferably, the outer surface of the magnet column is provided with a rectangular groove, the inner wall of the rectangular groove is provided with a chute, the inner wall of the chute is in rolling connection with the pulley, and a middle shaft of the pulley is fixedly connected with the connecting pin.
Preferably, the magnetic pole of the magnetic pole is opposite to the magnetic pole of the side close to the permanent magnet block.
Preferably, one end of the magnet column, which is far away from the permanent magnet block, is fixedly connected with the inner wall of the sliding hole through a spring.
(III) advantageous effects
The invention provides a safe speed reducer for roller skates. The method has the following beneficial effects:
1. this safety decelerator is used to roller skate, the inside centrifugal slider of activity cavity can keep away from the sleeve and remove when gyro wheel slew rate increases, centrifugal movement through centrifugal slider can drive arc piece centrifugal motion, when moving the position that the magnet post flushed relatively through the permanent magnet piece that sets up on the arc piece, the permanent magnet piece can produce magnetic attraction with the magnet post magnetic pole is opposite, can drive brake block and gyro wheel side contact and then brake the operation to the gyro wheel, the speed reduction operation of effective roller skate when high-speed motion, the security when improving the motion.
2. When the magnet column arranged inside the sliding hole is magnetically attracted with the permanent magnet blocks, the magnet column can slide along the sliding hole and move close to the side face of the roller, when the magnet column moves towards the side face of the roller, the magnet column can drive the pulley in the chute to move towards the oblique lower side, and then the friction block is driven to move downwards, the side face of the roller is an inclined plane, and the magnet column can be always attached to and contacted with the side face of the roller when the friction block moves downwards, so that the friction performance of the roller is improved, the speed of the roller is reduced, and the safety of a user is improved.
3. This safety reduction gear for roller skate, the contact surface of clutch blocks and gyro wheel side is the rubber material, and the clutch blocks sets up to the slope setting, and the clutch blocks setting is 30 degrees with the contained angle of horizontal direction, and the clutch blocks is the structure setting that the top is thick bottom is thin, can hug closely the side of gyro wheel and improve the deceleration efficiency of gyro wheel.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the roller structure according to the present invention;
FIG. 3 is a side view of the brake pad structure of the present invention;
FIG. 4 is a sectional view of a magnet post structure according to the present invention;
FIG. 5 is an enlarged view of the structure A in FIG. 3 according to the present invention.
Wherein, 1, a wheel carrier; 2. a wheel axle; 3. a roller; 4. a sleeve; 5. a centrifugal moving mechanism; 501. connecting columns; 502. a movable cavity; 503. a homing spring; 504. a centrifugal slider; 505. an arc-shaped block; 506. permanent magnet blocks; 6. a brake device; 601. a movable pin; 602. a brake pad; 6021. a slide hole; 6022. a magnetic column; 6023. a longitudinal rail; 6024. a connecting pin; 6025. a longitudinal chute; 6026. a slider; 6027. a friction block; 603. a return spring; 7. a rectangular groove; 8. a chute; 9. a pulley.
Detailed Description
The invention is further described below with reference to the figures and examples.
The embodiment of the invention provides a safety speed reducing device for roller skates, which comprises a wheel frame 1, wherein the bottom of the wheel frame 1 is fixedly connected with a wheel shaft 2 through a bearing, the outer surface of the wheel shaft 2 is fixedly sleeved with a sleeve 4, the outer surface of the sleeve 4 is fixedly connected with a roller 3, the outer surface of the sleeve 4 and the inner part of the roller 3 are fixedly connected with a centrifugal moving mechanism 5, and the wheel frame 1 is connected with a brake device 6.
The centrifugal moving mechanism 5 comprises a connecting column 501, a movable cavity 502, a homing spring 503, a centrifugal slider 504, an arc-shaped block 505 and a permanent magnet block 506, the outer surface of the sleeve 4 is fixedly connected with the connecting column 501, one end of the connecting column 501, which is far away from the sleeve 4, is fixedly connected with the movable cavity 502, the inner part of the movable cavity 502 is slidably connected with the centrifugal slider 504, one side of the centrifugal slider 504, which is close to the connecting column 501, is fixedly connected with the homing spring 503, one end of the homing spring 503, which is far away from the centrifugal slider 504, is fixed with the movable cavity 502, the front surface of the centrifugal slider 504 is fixedly connected with the arc-shaped block 505 through a connecting rod, when the speed of the roller 3 is more than 20KM/h, the pulling force of the homing spring 503 is smaller than the centrifugal force of the centrifugal slider 504 and the arc-shaped block 505, the front surface of the arc-shaped block 505 is fixedly embedded with the permanent magnet block 506, when the rotation speed of the roller 3 is increased, the centrifugal slider 504 in the movable cavity 502 can move away from the sleeve 4, the centrifugal movement of the centrifugal sliding block 504 can drive the arc-shaped block 505 to move centrifugally, when the permanent magnet block 506 arranged on the arc-shaped block 505 moves to the position where the magnet column 6022 is relatively flush, the magnetic poles of the permanent magnet block 506 and the magnet column 6022 can generate magnetic attraction in an opposite way, the brake pad 602 can be driven to contact with the side surface of the roller 3, the roller 3 is further braked, the speed reduction operation of the roller skate during high-speed movement is effectively realized, and the movement safety is improved.
The brake device 6 comprises a movable pin 601, a brake block 602 and a return spring 603, wherein the movable pin 601 penetrates through the wheel carrier 1 and is movably connected with the wheel carrier, the right end of the movable pin 601 is fixedly connected with the brake block 602, the left end of the movable pin 601 is fixedly connected with the return spring 603, the outer surface of the movable pin 601 is movably sleeved with the return spring 603, the right end of the return spring 603 is fixed with the left side of the wheel carrier 1, the brake block 602 is not in contact with the roller 3 when the return spring 603 is in an unstressed state, and the magnetic attraction force between the magnet column 6022 and the permanent magnet block 506 is greater than the pressing force of the return spring 603.
The brake plate 602 comprises a sliding hole 6021, a magnet post 6022, a longitudinal rail 6023, a connecting pin 6024, a longitudinal sliding groove 6025, a sliding block 6026 and a friction block 6027, wherein the sliding hole 6021 is arranged at one side of the brake plate 602 close to the roller 3, the inside of the sliding hole 6021 is slidably sleeved with the magnet post 6022, the longitudinal rail 6023 is arranged at one side of the brake plate 602 close to the roller 3 and is positioned right above the sliding hole 6021, the longitudinal rail 6023 is communicated with the longitudinal sliding groove 6025, the inner wall of the longitudinal sliding groove 6025 is slidably connected with the sliding block 6026, the bottom of the sliding block 6026 is fixedly connected with the connecting pin 6024, the outer surface of the magnet post 6022 is provided with a rectangular groove 7, the inner wall of the rectangular groove 7 is provided with an inclined groove 8, the inclined groove 8 forms an included angle with the edge of the magnet post 6022, the inner wall of the inclined groove 8 is in rolling connection with the pulley 9, the middle shaft of the pulley 6029 is fixedly connected with the connecting pin 6024, the magnet post 6022 is opposite to the side close to the permanent magnet block 506, one end of the magnet post 6022 far away from the permanent magnet block 506 is fixedly connected with the inner wall of the sliding hole 6021 through a spring, when the magnet post 6022 arranged in the sliding hole 6021 and the permanent magnet block 506 are magnetically attracted, the magnet post 6022 slides along the sliding hole 6021 and moves close to the side surface of the roller 3, when the magnet post 501 moves towards the side surface of the roller 3, the pulley 9 in the inclined groove 8 is driven to move obliquely downwards, further drives the friction block 6027 to move downwards, the side surface of the roller 3 is an inclined surface, and the side surface of the roller 3 can be always attached and contacted with the side surface of the roller 3 when the friction block 6027 moves downwards, so that the friction performance of the roller 3 is improved, therefore, the roller 3 is decelerated, the contact surface between the friction block 6027 and the side surface of the roller 3 is made of rubber, the friction block 6027 is arranged in an inclined manner, the included angle between the friction block 6027 and the horizontal direction is 30 degrees, the friction block 6027 is arranged in a structure with a thick top end and a thin bottom, and the deceleration efficiency of the roller can be improved by clinging to the side surface of the roller 3.
The working principle is as follows: when the roller shoes are used, when the speed of the roller shoes is too high, the centrifugal sliding block 504 in the movable cavity 502 increased by the rotation speed of the roller 3 moves away from the sleeve 4, the centrifugal movement of the centrifugal sliding block 504 can drive the arc-shaped block 505 to move centrifugally, when the permanent magnet block 506 arranged on the arc-shaped block 505 moves to the position where the magnet column 6022 is relatively flush, the magnetic attraction is generated when the magnetic poles of the permanent magnet block 506 and the magnet column 6022 are opposite, the brake sheet 602 is driven to contact with the side surface of the roller 3 to brake the roller 3, the speed reduction operation of the roller shoes during high-speed movement is effectively realized, when the magnet column 6022 arranged in the sliding hole 6021 and the permanent magnet block 506 are magnetically attracted, the magnet column 6022 slides along the sliding hole 6021 and moves close to the side surface of the roller 3, when the magnet column 501 moves towards the side surface of the roller 3, the pulley 9 in the inclined groove 8 is driven to move obliquely downwards, and the friction block 6027 is driven to move downwards, the side surface of the roller 3 is an inclined surface, and the side surface of the roller 3 can be always attached and contacted with the side surface of the roller 3 when the friction block 6027 moves downwards, so that the friction performance of the roller 3 is improved, and the speed of the roller 3 is reduced.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a safety decelerator for roller skate, includes wheel carrier (1), its characterized in that: the bottom of the wheel carrier (1) is fixedly connected with a wheel shaft (2) through a bearing, the outer surface of the wheel shaft (2) is fixedly sleeved with a sleeve (4), the outer surface of the sleeve (4) is fixedly connected with a roller (3), the outer surface of the sleeve (4) is fixedly connected with a centrifugal moving mechanism (5) in the roller (3), and the wheel carrier (1) is connected with a brake device (6);
the centrifugal moving mechanism (5) comprises a connecting column (501), a movable cavity (502), a homing spring (503), a centrifugal slider (504), an arc-shaped block (505) and a permanent magnet block (506), the outer surface of the sleeve (4) is fixedly connected with a connecting column (501), one end of the connecting column (501) far away from the sleeve (4) is fixedly connected with a movable cavity (502), the interior of the movable cavity (502) is connected with a centrifugal slide block (504) in a sliding way, one side of the centrifugal slider (504) close to the connecting column (501) is fixedly connected with a return spring (503), one end of the return spring (503) far away from the centrifugal slide block (504) is fixed with the movable cavity (502), the front surface of the centrifugal sliding block (504) is fixedly connected with an arc-shaped block (505) through a connecting rod, the front surface of the arc-shaped block (505) is fixedly embedded with the permanent magnet block (506);
the brake device (6) comprises a movable pin (601), a brake block (602) and a return spring (603), the movable pin (601) penetrates through the wheel carrier (1) and is movably connected with the wheel carrier, the right end of the movable pin (601) is fixedly connected with the brake block (602), the left end of the movable pin (601) is fixedly connected with the return spring (603), the outer surface of the movable pin (601) is movably sleeved with the return spring (603), and the right end of the return spring (603) is fixed to the left side of the wheel carrier (1);
the brake pad (602) comprises a sliding hole (6021), a magnet column (6022), a longitudinal rail (6023), a connecting pin (6024), a longitudinal sliding groove (6025), a sliding block (6026) and a friction block (6027), wherein the sliding hole (6021) is arranged on one side of the brake pad (602) close to the roller (3), the interior of the sliding hole (6021) is in sliding sleeve connection with the magnet column (6022), the longitudinal rail (6023) is arranged on one side of the brake pad (602) close to the roller (3) and is positioned right above the sliding hole (6021), the longitudinal rail (6023) is communicated with the longitudinal sliding groove (6025), the inner wall of the longitudinal sliding groove (6025) is in sliding connection with the sliding block (6026), and the bottom of the sliding block (6026) is fixedly connected with the connecting pin (6024).
2. A safety deceleration device for a roller skate as defined in claim 1 wherein: the outer surface of the magnet column (6022) is provided with a rectangular groove (7), the inner wall of the rectangular groove (7) is provided with a chute (8), the inner wall of the chute (8) is in rolling connection with a pulley (9), and the middle shaft of the pulley (9) is fixedly connected with a connecting pin (6024).
3. A safety deceleration device for a roller skate as defined in claim 1 wherein: the magnetic pole (6022) is opposite to the magnetic pole at the side close to the permanent magnet block (506).
4. A safety deceleration device for a roller skate as defined in claim 1 wherein: one end of the magnet post (6022) far away from the permanent magnet block (506) is fixedly connected with the inner wall of the sliding hole (6021) through a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010858731.5A CN112076459B (en) | 2020-08-24 | 2020-08-24 | Safety speed reducer for roller skates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010858731.5A CN112076459B (en) | 2020-08-24 | 2020-08-24 | Safety speed reducer for roller skates |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112076459A CN112076459A (en) | 2020-12-15 |
| CN112076459B true CN112076459B (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010858731.5A Active CN112076459B (en) | 2020-08-24 | 2020-08-24 | Safety speed reducer for roller skates |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202620653U (en) * | 2012-07-10 | 2012-12-26 | 童子海 | Straight three-wheel roller skate |
| CN105311820A (en) * | 2014-06-24 | 2016-02-10 | 刘先忠 | Roller skates instead of walk |
| CN108891474A (en) * | 2018-06-25 | 2018-11-27 | 杨秀龙 | A kind of baby safe apparatus based on centrifugal force |
| CZ307854B6 (en) * | 2017-12-09 | 2019-06-26 | Stopskate s.r.o. | Braking system for in-line skates |
| CN110075509A (en) * | 2019-05-10 | 2019-08-02 | 苏州市职业大学 | A kind of overspeed protective device being installed in inline skate |
-
2020
- 2020-08-24 CN CN202010858731.5A patent/CN112076459B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202620653U (en) * | 2012-07-10 | 2012-12-26 | 童子海 | Straight three-wheel roller skate |
| CN105311820A (en) * | 2014-06-24 | 2016-02-10 | 刘先忠 | Roller skates instead of walk |
| CZ307854B6 (en) * | 2017-12-09 | 2019-06-26 | Stopskate s.r.o. | Braking system for in-line skates |
| CN108891474A (en) * | 2018-06-25 | 2018-11-27 | 杨秀龙 | A kind of baby safe apparatus based on centrifugal force |
| CN110075509A (en) * | 2019-05-10 | 2019-08-02 | 苏州市职业大学 | A kind of overspeed protective device being installed in inline skate |
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| Publication number | Publication date |
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| CN112076459A (en) | 2020-12-15 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20220425 Address after: 528300 No. 68, 43 Daliang Shunxiang Road, Shunde District, Foshan City, Guangdong Province Applicant after: Foshan Shunde Shengshun Sports Goods Co.,Ltd. Address before: No. 219000, Fuyang ice and Snow Sports Association, Fuyang City, Anhui Province Applicant before: Wang Yanxue |
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