CN113665295B - Uniform speed wheel - Google Patents
Uniform speed wheel Download PDFInfo
- Publication number
- CN113665295B CN113665295B CN202110927354.0A CN202110927354A CN113665295B CN 113665295 B CN113665295 B CN 113665295B CN 202110927354 A CN202110927354 A CN 202110927354A CN 113665295 B CN113665295 B CN 113665295B
- Authority
- CN
- China
- Prior art keywords
- wheel
- telescopic rod
- uniform velocity
- piston
- eccentric shaft
- Prior art date
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0078—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a uniform-speed wheel, which comprises a wheel frame, wherein a rotating wheel is arranged on the wheel frame, a damping telescopic rod assembly is arranged on the wheel frame, a reciprocating mechanism is arranged on the wheel frame and is connected between a rotating shaft of the rotating wheel and an input end of the damping telescopic rod assembly, stability is improved through mechanical structure arrangement, the wheel has a deceleration effect, uniform-speed rotation can be realized after the maximum rotating speed is reached, the safety of a moving device in a specific field is improved, the safety of a human body and the safety of properties are ensured, the wheel frame is suitable for more fields, and a more outstanding contribution is made for the use in the fields of medical treatment, catering and children appliances.
Description
Technical Field
The invention relates to a movable wheel, in particular to a uniform-speed wheel.
Background
Wheels are usually arranged on various mobile devices, vehicles, wheelchair carts and the like, the wheels are round power-assisted components in the mobile devices, an axle is matched for pushing the wheels to roll forward according to a preset route, the devices are converted into rolling motion, the wheels are applied to various fields, and the conventional wheels cannot control the rolling maximum speed, so that the wheels roll faster under normal conditions, when the wheels are applied to the fields of wheelchairs, baby strollers, dining carts and the like, if the wheels automatically roll down to a slope position, the rolling speed cannot control the safe rotating speed, the wheels are dangerous, and casualties or property loss of people sitting on the mobile devices can be caused.
As such, further improvements are needed for existing mobile wheels.
Disclosure of Invention
The invention aims to provide a uniform-speed wheel, which can reduce the moving speed of the wheel, set the wheel within the range of safe rotating speed and improve the safety of the wheel when the wheel is used in a specific field.
In order to achieve the above purpose, the present invention adopts the following scheme:
the constant-speed wheel comprises a wheel frame, wherein a rotating wheel is arranged on the wheel frame, a damping telescopic rod assembly is arranged on the wheel frame, a reciprocating mechanism is arranged on the wheel frame, and the reciprocating mechanism is connected between a rotating shaft of the rotating wheel and an input end of the damping telescopic rod assembly.
Further, the damping telescopic rod assembly is a hydraulic damper.
Further, damping telescopic link subassembly including set up in cylinder body fixing base on the wheel carrier, install the cylinder body in the cylinder body fixing base, the inside cavity and the lower cavity of being provided with of cylinder body, the intercommunication is provided with viscous material water conservancy diversion hole and guiding hole between last cavity and the lower cavity, upward be provided with piston and lower piston in cavity and the lower cavity respectively, the guiding hole internalization is provided with will go up piston and lower piston and carry out fixed connection's guiding rod, the cylinder body lower extreme is provided with the input hole site, the lower piston surface is provided with and passes the input rod of the interior activity of input hole site.
Further, viscous materials are filled in the upper cavity and the lower cavity between the upper piston and the lower piston.
Further, the viscous material is hydraulic oil.
Further, the input end hole site, the upper piston and the lower piston surface are provided with sealing structures.
Further, the reciprocating mechanism comprises a driving gear which is arranged on the end face of the rotating wheel and is coaxial with the rotating wheel, a shaft seat is arranged on a wheel frame above the driving gear, a rotating shaft is arranged in the shaft seat in a rotating mode, a driven gear is arranged at one end of the rotating shaft, the driving gear is in meshed transmission with the driven gear, an eccentric shaft is arranged on the end face of the driven gear, a telescopic rod seat is arranged on the wheel frame above the eccentric shaft, a telescopic rod is movably arranged in the telescopic rod seat up and down, a connecting rod is arranged between the upper end of the telescopic rod and the input rod to be connected and fixed, and a linkage structure is arranged between the telescopic rod and the eccentric shaft.
Further, the linkage structure comprises a cross rod arranged at the lower end of the telescopic rod, a transverse straight notch is formed in the surface of the cross rod, and the eccentric shaft is inserted into the transverse straight notch to move in the transverse straight notch.
Further, the linkage structure comprises a hinge end arranged at the lower end of the telescopic rod, and a driving connecting rod is hinged between the hinge end and the eccentric shaft.
Further, a roller is sleeved outside the eccentric shaft.
In summary, compared with the prior art, the invention has the following beneficial effects:
the invention solves the defects existing in the existing wheels, and has the advantages that the stability is improved through the structural arrangement of the invention, the wheels have a deceleration effect, the wheels can rotate at a constant speed after reaching the maximum rotation speed, the safety of the mobile device in the specific field is improved, the safety of the human body and the safety of the property are ensured, the invention is suitable for more fields, and makes outstanding contribution to the use in the fields of medical treatment, catering and children appliances, and the invention has simple structure and convenient use.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic view of a first embodiment of the present invention;
fig. 5 is a schematic diagram of a second embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to FIGS. 1-5, the present invention provides
The utility model provides a uniform velocity wheel, includes wheel carrier 1, install rotation wheel 2 on the wheel carrier 1, be provided with damping telescopic link subassembly 3 on the wheel carrier 1, be provided with on the wheel carrier 1 can with rotation wheel 2's rotary motion is converted rectilinear motion and is input to damping telescopic link subassembly 3's reciprocating motion mechanism 4, reciprocating motion mechanism 4 connects rotation wheel 2's rotation axis with damping telescopic link subassembly 3 input.
The structure principle is that the wheel frame 1 is arranged at the bottom of a corresponding mobile device;
when the rotating wheel 2 moves, the rotating wheel 2 outputs rotary motion to the reciprocating mechanism 4, the reciprocating mechanism 4 converts the rotary motion into linear motion, the linear motion is switched into reciprocating motion and is connected to the input end of the damping telescopic rod assembly 3, the reciprocating linear motion drives the damping telescopic rod assembly 3 to stretch back and forth, the damping telescopic rod assembly 3 is a hydraulic damper principle, the maximum moving speed is controlled while the linear motion is slowed down, the purpose of uniform speed movement is achieved, and the use safety of the rotating wheel 2 in certain fields is improved.
The damping telescopic rod assembly 3 is a hydraulic damper.
The damping telescopic rod assembly 3 comprises a cylinder fixing seat 301 arranged on the wheel frame 1, a cylinder 302 is arranged in the cylinder fixing seat 301, an upper cavity 303 and a lower cavity 304 are arranged in the cylinder 302, a viscous material guide hole 305 and a guide hole 306 are communicated between the upper cavity 303 and the lower cavity 304, an upper piston 307 and a lower piston 308 are respectively arranged in the upper cavity 303 and the lower cavity 304, a guide rod 309 for fixedly connecting the upper piston 307 and the lower piston 308 is movably arranged in the guide hole 306, an input end hole site 310 is arranged at the lower end of the cylinder 302, and an input rod 311 penetrating through the inner movement of the input end hole site 310 is arranged on the surface of the lower piston 308;
the upper piston 307 and the lower piston 308 reciprocate synchronously, so that the viscous material 100 is extruded from the upper cavity 303 to the lower cavity 304, or the viscous material 100 is extruded from the lower cavity 304 into the upper cavity 303, and the viscous material 100 enters the upper cavity 303 or the lower cavity 304 through the viscous material guide hole 305; the size of the viscous material flow bore 305 directly affects the speed of the viscous material 100 flowing from one chamber to another, so that the larger the bore diameter of the viscous material flow bore 305, the higher the flow efficiency, and vice versa;
the viscous material 100 is used to control the moving speeds of the upper piston 307 and the lower piston 308, so that the linear movement speed is reduced, uniform movement is realized after the maximum movement speed is reached, and meanwhile, when the linear movement of uniform movement is converted into rotary movement, the rotary movement is realized to rotate at a uniform speed, and the rotating wheel 2 is realized to rotate at a uniform speed, so that the safety is improved.
The upper and lower chambers 303 and 304 between the upper and lower pistons 307 and 308 of the present invention are filled with the viscous material 100.
The viscous material 100 of the present invention is hydraulic oil.
The surfaces of the input end hole site 310, the upper piston 307 and the lower piston 308 are provided with sealing structures.
The reciprocating mechanism 4 comprises a driving gear 401 which is arranged on the end face of a rotating wheel 2 and is coaxially arranged with the rotating wheel 2, a shaft seat 402 is arranged on a wheel frame 1 above the driving gear 401, a rotating shaft 403 is rotationally arranged in the shaft seat 402, a driven gear 404 is arranged at one end of the rotating shaft 403, the driving gear 401 and the driven gear 404 are in meshed transmission, an eccentric shaft 405 is arranged on the end face of the driven gear 404, a telescopic rod seat 406 is arranged on the wheel frame 1 above the eccentric shaft 405, a telescopic rod 407 is movably arranged in the telescopic rod seat 406 up and down, a connecting rod 408 is arranged between the upper end of the telescopic rod 407 and the input rod 311 for connection and fixation, and a linkage structure 409 is arranged between the telescopic rod 407 and the eccentric shaft 405;
when the rotating wheel 2 rotates, the driving gear 401 is driven to rotate, the driving gear 401 drives the driven gear 404 to rotate, the eccentric shaft 405 on the driven gear 404 rotates around the center of the driven gear 404, and the eccentric shaft 405 in the rotating process is connected with the telescopic rod 407 through the linkage structure 409, so that the rotating motion of the eccentric shaft 405 is changed into the reciprocating linear motion of the telescopic rod 407.
The linkage structure 409 of the invention comprises a cross bar 4091 arranged at the lower end of the telescopic rod 407, a transverse and straight slot 4092 is arranged on the surface of the cross bar 4091, and the eccentric shaft 405 is inserted into the transverse and straight slot 4092 for movement
The above is a specific implementation manner of the first embodiment, the eccentric shaft 405 is inserted into the horizontal slot 4092, the horizontal slot 4092 moves up and down in the process of changing the horizontal position of the eccentric shaft 405, and the horizontal slot 4092 drives the corresponding telescopic rod 407 to reciprocate up and down.
The linkage structure 409 of the present invention includes a hinge end 4093 disposed at the lower end of the telescopic rod 407, and a driving link 4094 is hinged between the hinge end 4093 and the eccentric shaft 405;
in the above embodiment of the second embodiment, the eccentric shaft 405 drives the hinge end 4093 at the upper end of the driving link 4094 to move up and down along the axial direction of the telescopic rod 407, so that the telescopic rod 407 can reciprocate up and down.
The eccentric shaft 405 is sleeved with the roller 200.
While there has been shown and described what is at present considered to be the fundamental principles and the main features of the invention and the advantages thereof, it will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, but is described in the foregoing description merely illustrates the principles of the invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention as hereinafter claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a uniform velocity wheel, includes wheel carrier (1), install rotation wheel (2), its characterized in that on wheel carrier (1): the damping telescopic rod assembly (3) is arranged on the wheel frame (1), the wheel frame (1) is provided with a reciprocating mechanism (4) which can convert the rotary motion of the rotary wheel (2) into linear motion and input the linear motion into the damping telescopic rod assembly (3), and the reciprocating mechanism (4) is connected between a rotary shaft of the rotary wheel (2) and the input end of the damping telescopic rod assembly (3);
the damping telescopic rod assembly (3) is a hydraulic damper;
the damping telescopic rod assembly (3) comprises a cylinder body fixing seat (301) arranged on the wheel frame (1), a cylinder body (302) is arranged in the cylinder body fixing seat (301), an upper cavity (303) and a lower cavity (304) are arranged in the cylinder body (302), viscous material guide holes (305) and guide holes (306) are formed in the upper cavity (303) and the lower cavity (304) in a communicating mode, an upper piston (307) and a lower piston (308) are respectively arranged in the upper cavity (303) and the lower cavity (304), a guide rod (309) which is used for fixedly connecting the upper piston (307) and the lower piston (308) is movably arranged in the guide holes (306), an input end hole site (310) is formed in the lower end of the cylinder body (302), and an input rod (311) which penetrates through the input end (310) and moves in the hole site is formed in the surface of the lower piston (308).
2. A uniform velocity wheel according to claim 1, wherein: the upper cavity (303) and the lower cavity (304) between the upper piston (307) and the lower piston (308) are filled with viscous material (100).
3. A uniform velocity wheel according to claim 2, wherein: the viscous material (100) is hydraulic oil.
4. A uniform velocity wheel according to claim 3 and wherein: the surfaces of the input end hole site (310), the upper piston (307) and the lower piston (308) are provided with sealing structures.
5. A uniform velocity wheel according to claim 4 and wherein: the reciprocating mechanism (4) comprises a driving gear (401) which is arranged on the end face of the rotating wheel (2) and coaxially arranged with the rotating wheel (2), a shaft seat (402) is arranged on a wheel frame (1) above the driving gear (401), a rotating shaft (403) is arranged in the shaft seat (402) in a rotating mode, a driven gear (404) is arranged at one end of the rotating shaft (403), the driving gear (401) and the driven gear (404) are in meshed transmission, an eccentric shaft (405) is arranged on the end face of the driven gear (404), a telescopic rod seat (406) is arranged on the wheel frame (1) above the eccentric shaft (405), a telescopic rod (407) is movably arranged in the telescopic rod seat (406) up and down, a connecting rod (408) is arranged between the upper end of the telescopic rod (407) and the input rod (311) to be fixedly connected, and a linkage structure (409) is arranged between the telescopic rod (407) and the eccentric shaft (405).
6. A uniform velocity wheel according to claim 5 and wherein: the linkage structure (409) comprises a cross rod (4091) arranged at the lower end of the telescopic rod (407), a transverse straight notch (4092) is formed in the surface of the cross rod (4091), and the eccentric shaft (405) is inserted into the transverse straight notch (4092) to move in.
7. A uniform velocity wheel according to claim 6 and wherein: the linkage structure (409) comprises a hinge end (4093) arranged at the lower end of the telescopic rod (407), and a driving connecting rod (4094) is hinged between the hinge end (4093) and the eccentric shaft (405).
8. A uniform velocity wheel according to claim 7 and wherein: the eccentric shaft (405) is sleeved with a roller (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110927354.0A CN113665295B (en) | 2021-08-09 | 2021-08-09 | Uniform speed wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110927354.0A CN113665295B (en) | 2021-08-09 | 2021-08-09 | Uniform speed wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113665295A CN113665295A (en) | 2021-11-19 |
| CN113665295B true CN113665295B (en) | 2023-09-19 |
Family
ID=78542632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110927354.0A Active CN113665295B (en) | 2021-08-09 | 2021-08-09 | Uniform speed wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113665295B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013019001A2 (en) * | 2011-08-01 | 2013-02-07 | Yeo Shin Dong | Caster capable of concurrently braking a shaft and a wheel |
| CN110103640A (en) * | 2019-05-31 | 2019-08-09 | 武成阁 | A kind of straight tube pin-hook like globular universal wheel |
| CN210407427U (en) * | 2019-05-23 | 2020-04-28 | 石家庄耿歌智能科技有限公司 | Miniature rotatable electric telescopic device and front wheel device of electric luggage |
| CN113085442A (en) * | 2021-05-19 | 2021-07-09 | 中山市唯信脚轮制造有限公司 | Silence truckle that possesses brake structure |
-
2021
- 2021-08-09 CN CN202110927354.0A patent/CN113665295B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013019001A2 (en) * | 2011-08-01 | 2013-02-07 | Yeo Shin Dong | Caster capable of concurrently braking a shaft and a wheel |
| CN210407427U (en) * | 2019-05-23 | 2020-04-28 | 石家庄耿歌智能科技有限公司 | Miniature rotatable electric telescopic device and front wheel device of electric luggage |
| CN110103640A (en) * | 2019-05-31 | 2019-08-09 | 武成阁 | A kind of straight tube pin-hook like globular universal wheel |
| CN113085442A (en) * | 2021-05-19 | 2021-07-09 | 中山市唯信脚轮制造有限公司 | Silence truckle that possesses brake structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113665295A (en) | 2021-11-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113665295B (en) | Uniform speed wheel | |
| CN103610570B (en) | A kind of three-dimensional massaging machine | |
| CN203598133U (en) | Hand-operated wheelchair | |
| CN112168514A (en) | Shifting machine | |
| CN117614193A (en) | Stroke-adjustable reciprocating rotary telescopic motor | |
| CN103332256B (en) | The Human power car that can take exercises | |
| CN209833251U (en) | Running gear with wheel track telescopic adjusting mechanism | |
| CN107792809A (en) | A kind of hydraulic jacking device moved forward and backward | |
| CN107089314A (en) | A kind of Novel bionic fishtail propulsion plant | |
| CN206231439U (en) | A kind of miniature 4 wheel driven four-wheel steering greenhouse engine | |
| CN212140910U (en) | Compact massage machine core | |
| CN211592680U (en) | Power structure of children's barrow | |
| CN201592738U (en) | Biped climbing robot | |
| CN114291171A (en) | Electrodeless electronic fin of adjusting | |
| CN113499226A (en) | Rehabilitation training device with adjustable upper limb movement range | |
| CN212794941U (en) | Wearable lower limb assistance exoskeleton | |
| CN203937805U (en) | Tricycle is fallen in the collapsible gear-driving pedal of electrodeless variable-speed and manual type body-building | |
| CN204744693U (en) | Singlehanded preceding control device of hand wheelchair | |
| CN213298465U (en) | Novel adjusting sleeve structure of hydraulic cylinder | |
| CN113437830A (en) | Labor-saving driving mechanism | |
| CN116392330B (en) | Electric wheelchair capable of adaptively adjusting ascending and descending slopes | |
| CN201074256Y (en) | Two-prismatic-body parts | |
| CN215504131U (en) | Rehabilitation training device with adjustable upper limb movement range | |
| CN205327314U (en) | Circular arc planetary geared bicycle actuating system that reciprocates | |
| CN221068206U (en) | Adjustable automobile steering gear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230809 Address after: Building 1, No. 169, Dongrui Industrial Avenue, Xiaolan Town, Zhongshan City, Guangdong Province, 528400 Applicant after: Zhongshan Wanglun Plastic Products Co.,Ltd. Address before: No. 77, Shimen village, Baishuidai village committee, Zhaiwu Town, Heshan City, Jiangmen City, Guangdong Province, 529700 Applicant before: Lai Liangming |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |