CN105435418B - Rolling wheel steering mechanism of body-building equipment - Google Patents
Rolling wheel steering mechanism of body-building equipment Download PDFInfo
- Publication number
- CN105435418B CN105435418B CN201511034263.5A CN201511034263A CN105435418B CN 105435418 B CN105435418 B CN 105435418B CN 201511034263 A CN201511034263 A CN 201511034263A CN 105435418 B CN105435418 B CN 105435418B
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- CN
- China
- Prior art keywords
- sleeve
- coil spring
- adjusting
- clamping position
- wheel axle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B22/00—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
-
- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Clamps And Clips (AREA)
- Springs (AREA)
Abstract
The invention discloses a rolling wheel steering mechanism of fitness equipment, which comprises a wheel shaft sleeve, wherein a first positioning groove is formed in the end part of the wheel shaft sleeve; the roller fixing sleeve is arranged on the roller sleeve and can rotate relative to the roller sleeve; the coil spring adjusting sleeve is arranged on the wheel shaft sleeve and can rotate relative to the wheel shaft sleeve, and a clamping block is arranged on the coil spring adjusting sleeve; one end of the coil spring is connected to the roller fixing sleeve, and the other end of the coil spring is fixed to the coil spring adjusting sleeve; the coil spring fixing sleeve is fixedly connected with the wheel axle sleeve and is provided with a locking clamping position, a one-way clamping position and a free clamping position; the adjusting sleeve is arranged at the end part of the wheel shaft sleeve, can axially move and circumferentially rotate relative to the wheel shaft sleeve, is provided with a positioning edge capable of being embedded into the first positioning groove and an adjusting stop block capable of being embedded into the locking clamping position, the unidirectional clamping position or the free clamping position, and can be used for adjusting three states of the roller fixing sleeve by being respectively clamped into the locking clamping position, the unidirectional clamping position and the free clamping position: the lock is dead, unidirectional rotation and free rotation, the structure is simple, the function is strong, and the requirements of body-building equipment such as frog vehicles and the like are met.
Description
Technical Field
The present invention relates to a wheel assembly, and more particularly, to a wheel assembly for exercise equipment.
Background
The roller used on the body-building equipment at present only has the function of switching between free rotation and locking, does not have the function of switching between free rotation, unidirectional rotation and locking, and cannot meet the requirements of body-building equipment such as frog vehicles and the like.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the body-building equipment roller steering mechanism which has a simple structure and can be switched among free rotation, unidirectional rotation and locking.
The technical scheme adopted for solving the technical problems is as follows:
a rolling wheel steering mechanism of body-building equipment comprises a wheel shaft sleeve, wherein a first positioning groove is formed in the end part of the wheel shaft sleeve; the roller fixing sleeve is arranged on the wheel axle sleeve and can rotate relative to the wheel axle sleeve; the coil spring adjusting sleeve is arranged on the wheel shaft sleeve and can rotate relative to the wheel shaft sleeve, and a clamping block is arranged on the coil spring adjusting sleeve; one end of the coil spring is connected to the roller fixing sleeve, and the other end of the coil spring is fixed to the coil spring adjusting sleeve; the coil spring fixing sleeve is fixedly connected with the wheel axle sleeve and is provided with a locking clamping position, a one-way clamping position and a free clamping position; the adjusting sleeve is arranged at the end part of the wheel axle sleeve, can axially move and circumferentially rotate relative to the wheel axle sleeve, and is provided with a positioning edge capable of being embedded into the first positioning groove and an adjusting stop block capable of being embedded into the locking clamping position, the unidirectional clamping position or the free clamping position.
The adjusting stop block is provided with an inclined plane.
The axle center of adjusting sleeve downwards is connected with the regulation fixed axle, the last spring that has cup jointed of regulation fixed axle the axle center of wheel axle sleeve be provided with the cavity that suits with the spring, the upper end of cavity is provided with the fender position circle, the bottom threaded connection of adjusting the fixed axle has first screw, cup jointed the diameter on the first screw and be greater than the gasket of spring diameter, the internal diameter of fender position circle is less than the diameter of spring, the spring is shelved on the gasket, after the assembly, the upper end of spring supports the downside of fender position circle.
The wheel axle sleeve is also sleeved with a coil spring locking sleeve, the coil spring locking sleeve is fixedly connected with the wheel axle sleeve, the upper part of the coil spring is sleeved on the coil spring locking sleeve, and the lower part of the coil spring is sleeved on the roller fixing sleeve.
The end part of the coil spring locking sleeve is provided with a second positioning groove which is adaptive to the positioning edge.
The axle sleeve is also sleeved with a concentric teflon sleeve, and the teflon sleeve is positioned between the wheel sleeve and the roller fixing sleeve.
The coil spring adjusting sleeve is provided with a fixing notch, and one end of the coil spring is clamped into the fixing notch.
The top of the adjusting sleeve is also provided with a top cover, and the adjusting sleeve is fixedly connected with the top cover through screws.
The beneficial effects of the invention are as follows: the roller fixing sleeve is regulated and controlled by the regulating sleeve and the coil spring fixing sleeve, and the regulating stop blocks are respectively clamped into the locking clamping position, the one-way clamping position and the free clamping position to regulate three states of the roller fixing sleeve: the lock is dead, unidirectional rotation and free rotation, the structure is simple, the function is strong, and the requirements of body-building equipment such as frog vehicles and the like are met.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is a schematic view of a portion of the component structure of the present invention;
FIG. 4 is a schematic diagram of a lock state of the present invention;
FIG. 5 is a schematic view of the unidirectional rotation state of the present invention;
fig. 6 is a schematic view of the free-wheeling state of the present invention.
Detailed Description
Referring to fig. 1 to 6, a roller steering mechanism of fitness equipment comprises a wheel sleeve 1, wherein a first positioning groove 14 is formed in the end part of the wheel sleeve; the roller fixing sleeve 3 is arranged on the wheel shaft sleeve 1 and can rotate relative to the wheel shaft sleeve 1; the coil spring adjusting sleeve 6 is arranged on the wheel shaft sleeve 1 and can rotate relative to the wheel shaft sleeve 1, and a clamping block 19 is arranged; one end of the coil spring 5 is connected to the roller fixing sleeve 3, and the other end of the coil spring is fixed to the coil spring adjusting sleeve 6; the coil spring fixing sleeve 7 is fixedly connected with the wheel axle sleeve 1 and is provided with a locking clamping position 8, a one-way clamping position 9 and a free clamping position 10; the adjusting sleeve 11 is arranged at the end part of the wheel shaft sleeve 1, can axially move and circumferentially rotate relative to the wheel shaft sleeve 1, is provided with a positioning edge 13 which can be embedded into the first positioning groove 14 and an adjusting stop block 12 which can be embedded into the locking clamping position 8, the unidirectional clamping position 9 or the free clamping position 10, and the three states that the roller can be respectively adjusted when the adjusting stop block 12 is clamped into the three gear grooves are arranged: the locking, unidirectional rotation and free rotation are simple in structure and powerful in function.
The adjustment stop 12 is provided with a bevel 28.
The axle center of the adjusting sleeve 11 is downwards connected with an adjusting fixed shaft 20, a spring 21 is sleeved on the adjusting fixed shaft 20, a cavity 22 which is matched with the spring 21 is arranged on the axle center of the axle sleeve 1, a gear ring 23 is arranged at the upper end of the cavity 22, a first screw 24 is connected to the bottom of the adjusting fixed shaft 20 in a threaded mode, a gasket 25 with the diameter larger than that of the spring 21 is sleeved on the first screw 24, the inner diameter of the gear ring 23 is smaller than that of the spring 21, the spring 21 is placed on the gasket 25, after assembly, the upper end of the spring 21 abuts against the lower side of the gear ring 23, the pulling up and fixing of the adjusting sleeve 11 are adjusted by the elastic action of the spring 21, and the adjusting sleeve is simple in structure and convenient.
A top cover 27 is further installed on the top of the adjusting sleeve 11, and the adjusting sleeve 11 is fixedly connected with the top cover 27 through screws.
The wheel axle sleeve 1 is also sleeved with a coil spring locking sleeve 4, the coil spring locking sleeve 4 is fixedly connected with the wheel axle sleeve 1, the upper portion of the coil spring 5 is sleeved on the coil spring locking sleeve 4, and the lower portion of the coil spring 5 is sleeved on the roller fixing sleeve 3.
The end of the coil spring locking sleeve 4 is provided with a second positioning groove 15 which is adapted to the positioning rib 13.
The coil spring adjusting sleeve 6 is provided with a fixing notch 18, and one end of the coil spring 5 is clamped into the fixing notch 18.
The wheel axle sleeve 1 is also sleeved with a concentric teflon sleeve 2, the teflon sleeve 2 is positioned between the wheel axle sleeve 1 and the roller fixing sleeve 3, direct friction between the roller fixing sleeve 3 and the wheel axle sleeve 1 is avoided, and the service life of a product is prolonged.
When the roller fixing sleeve 3 needs to be adjusted to a locking state, the adjusting stop block 12 is clamped into the locking clamping position 8, in this embodiment, the top ends of the coil spring adjusting sleeve 6 and the coil spring fixing sleeve 7 are respectively provided with a third positioning groove 16 and a fourth positioning groove 17 which are adaptive to the positioning ribs 13, the positioning ribs 13 are simultaneously clamped into the first positioning groove 14, the second positioning groove 15, the third positioning groove 16 and the fourth positioning groove 17, and the roller fixing sleeve 3 is not rotatable.
When the roller fixing sleeve 3 is required to be regulated to a unidirectional rotation state, the top cover 27 is pulled up and rotated, the regulating stop block 12 is clamped into the unidirectional clamping position 9, the positioning edge 13 is separated from the first positioning groove 14, the second positioning groove 15, the third positioning groove 16 and the fourth positioning groove 17, the coil spring 5 rotates along one direction and holds the roller fixing sleeve 3 tightly, so that the regulating roller fixing sleeve 3 can only rotate along the opposite direction of the movement of the coil spring 5, and the roller fixing sleeve 3 is in the unidirectional rotation state at the moment.
When the roller fixing sleeve 3 is required to be adjusted to a free rotation state, the top cover 27 is pulled up and rotated, the adjusting stop block 12 is clamped into the free clamping position 10, the inclined surface 28 of the adjusting stop block 12 presses the clamping block 19 to enable the coil spring adjusting sleeve 6 to rotate, the coil spring 5 is opened, the coil spring adjusting sleeve 6 and the coil spring fixing sleeve 7 cannot rotate, the roller fixing sleeve 3 can circumferentially rotate, and the roller fixing sleeve is in a free rotation state.
Claims (6)
1. The rolling wheel steering mechanism of the body-building equipment is characterized by comprising a wheel shaft sleeve (1), wherein a first positioning groove (14) is arranged at the end part of the wheel shaft sleeve; the roller fixing sleeve (3) is arranged on the wheel axle sleeve (1) and can rotate relative to the wheel axle sleeve (1); the coil spring adjusting sleeve (6) is arranged on the wheel axle sleeve (1) and can rotate relative to the wheel axle sleeve (1), and a clamping block (19) is arranged; one end of the coil spring (5) is connected to the roller fixing sleeve (3), and the other end of the coil spring is fixed to the coil spring adjusting sleeve (6); the coil spring fixing sleeve (7) is fixedly connected with the wheel axle sleeve (1) and is provided with a locking clamping position (8), a one-way clamping position (9) and a free clamping position (10); the adjusting sleeve (11) is arranged at the end part of the wheel axle sleeve (1) and can axially move and circumferentially rotate relative to the wheel axle sleeve (1), and is provided with a positioning edge (13) which can be embedded into the first positioning groove (14) and an adjusting stop block (12) which can be embedded into the locking clamping position (8), the one-way clamping position (9) or the free clamping position (10); the wheel axle sleeve (1) is also sleeved with a coil spring locking sleeve (4), the coil spring locking sleeve (4) is fixedly connected with the wheel axle sleeve (1), the upper part of the coil spring (5) is sleeved on the coil spring locking sleeve (4), and the lower part of the coil spring (5) is sleeved on the roller fixing sleeve (3); the end part of the coil spring locking sleeve (4) is provided with a second positioning groove (15) which is matched with the positioning edge (13); the top ends of the coil spring adjusting sleeve (6) and the coil spring fixing sleeve (7) are respectively provided with a third positioning groove (16) and a fourth positioning groove (17) which are matched with the positioning edges (13).
2. The exercise machine roller steering mechanism of claim 1, wherein the adjustment stop (12) is provided with a ramp (28).
3. The body-building equipment roller steering mechanism according to claim 1, characterized in that the axle center of the adjusting sleeve (11) is downwards connected with an adjusting fixed shaft (20), a spring (21) is sleeved on the adjusting fixed shaft (20), a cavity (22) which is matched with the spring (21) is arranged at the axle center of the axle sleeve (1), a gear ring (23) is arranged at the upper end of the cavity (22), a first screw (24) is connected with the bottom of the adjusting fixed shaft (20) in a threaded manner, a gasket (25) with the diameter larger than that of the spring (21) is sleeved on the first screw (24), the inner diameter of the gear ring (23) is smaller than that of the spring (21), the spring (21) is placed on the gasket (25), and after assembly, the upper end of the spring (21) abuts against the lower side of the gear ring (23).
4. The body-building equipment roller steering mechanism according to claim 1, wherein the wheel axle sleeve (1) is further sleeved with a concentric teflon sleeve (2), and the teflon sleeve (2) is positioned between the wheel axle sleeve (1) and the roller fixing sleeve (3).
5. The exercise machine roller steering mechanism of claim 1, wherein the wrap spring adjustment sleeve (6) is provided with a securing slot (18), one end of the wrap spring (5) being snapped into the securing slot (18).
6. The body-building apparatus roller steering mechanism according to claim 1, wherein a top cover (27) is further installed on the top of the adjusting sleeve (11), and the adjusting sleeve (11) is fixedly connected with the top cover (27) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034263.5A CN105435418B (en) | 2015-12-31 | 2015-12-31 | Rolling wheel steering mechanism of body-building equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034263.5A CN105435418B (en) | 2015-12-31 | 2015-12-31 | Rolling wheel steering mechanism of body-building equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105435418A CN105435418A (en) | 2016-03-30 |
| CN105435418B true CN105435418B (en) | 2023-08-25 |
Family
ID=55546325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511034263.5A Active CN105435418B (en) | 2015-12-31 | 2015-12-31 | Rolling wheel steering mechanism of body-building equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105435418B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202847335U (en) * | 2012-09-24 | 2013-04-03 | 周树成 | Novel braking trundle |
| CN103465729A (en) * | 2013-09-23 | 2013-12-25 | 深圳市纳瑞科技有限公司 | Unidirectional, bidirectional and longitudinal-lateral switching trundle unit and AGV (automatic guided vehicle) device thereof |
| CN205516177U (en) * | 2015-12-31 | 2016-08-31 | 中山盈亮健康科技有限公司 | Body -building apparatus gyro wheel steering mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8535184B2 (en) * | 2010-05-10 | 2013-09-17 | Joseph Pastore | System and method for a removable wheel device |
-
2015
- 2015-12-31 CN CN201511034263.5A patent/CN105435418B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202847335U (en) * | 2012-09-24 | 2013-04-03 | 周树成 | Novel braking trundle |
| CN103465729A (en) * | 2013-09-23 | 2013-12-25 | 深圳市纳瑞科技有限公司 | Unidirectional, bidirectional and longitudinal-lateral switching trundle unit and AGV (automatic guided vehicle) device thereof |
| CN205516177U (en) * | 2015-12-31 | 2016-08-31 | 中山盈亮健康科技有限公司 | Body -building apparatus gyro wheel steering mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105435418A (en) | 2016-03-30 |
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