CN112009172B - Medical wheel capable of preventing hair from being wound - Google Patents
Medical wheel capable of preventing hair from being wound Download PDFInfo
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- CN112009172B CN112009172B CN202011070713.7A CN202011070713A CN112009172B CN 112009172 B CN112009172 B CN 112009172B CN 202011070713 A CN202011070713 A CN 202011070713A CN 112009172 B CN112009172 B CN 112009172B
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- wheel
- roller
- shaft
- wheel shaft
- wound
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B37/00—Wheel-axle combinations, e.g. wheel sets
- B60B37/10—Wheel-axle combinations, e.g. wheel sets the wheels being individually rotatable around the axles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Brushes (AREA)
Abstract
The invention relates to a medical wheel for preventing hair from being wound, which effectively solves the problem that hair is easily wound on a wheel axle of the wheel; the technical scheme includes that the wheel fork is installed below a vehicle body, a horizontal rotatable wheel shaft is installed on the wheel fork, wheels are fixedly installed at the outer ends of the wheel shaft, a section of cleaning section is arranged at a position, close to the inner side of the wheels, of the wheel shaft, the shaft diameter of the cleaning section is gradually increased from the middle to the two ends, a roller is arranged below the cleaning section, a plurality of groups of bristles are arranged on the outer wall of the roller, the bristles sweep the lower side of the cleaning section when the roller rolls, a stop lever is arranged in each group of bristles, a plurality of comb teeth parallel to the wheel shaft are arranged below the roller, the comb teeth are inserted into the brush teeth at the lower side in the rolling process of the roller, the same vertical plate penetrates through the plurality of comb teeth, and when the roller rolls, the vertical plate can be pushed towards the fixed ends of the comb teeth by the stop lever at the lower side; the invention can effectively avoid hairs from being wound into the revolute pair and the wheel shaft of the wheel, so that the wheel keeps flexibility for a long time.
Description
Technical Field
The invention relates to the field of walking aids, in particular to a medical wheel capable of preventing hair from being wound.
Background
The walking aid vehicle can be arranged in a hospital ward to assist weak patients or patients with inconvenient actions to move, and chemotherapy can cause hair loss for patients in a chemotherapy ward, so that hairs are difficult to avoid on the floor of the chemotherapy ward, when the walking aid vehicle travels, the hairs can be wound on a wheel shaft by wheels and gradually drawn into a revolute pair, the rotational flexibility of the wheels is reduced to cause the wheels to be stuck, so that the hairs on the wheels or the wheel shaft need to be cleaned frequently, and the hairs are drawn into gaps, so that great labor is consumed in cleaning; the current anti-winding wheel is generally provided with a baffle plate, but a gap is difficult to avoid between the baffle plate and a rotating part, and fine hair cannot be fundamentally prevented from being wound on a wheel shaft.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the medical wheel capable of preventing hair from being wound, and the problem that hair is easily wound on a wheel axle of the wheel is effectively solved.
The medical wheel capable of preventing hair from being wound comprises a wheel fork arranged below a vehicle body, wherein a horizontal rotatable wheel shaft is arranged on the wheel fork, a wheel is fixedly arranged at the outer end of the wheel shaft, a section of cleaning section is arranged at the position, close to the inner side of the wheel, of the wheel shaft, and the shaft diameter of the cleaning section is gradually increased from the middle to the two ends; a roller is arranged below the cleaning section, the rotating shaft of the roller is horizontal and vertical to the roller shaft, the roller shaft drives the roller to rotate through a transmission mechanism, the outer wall of the roller is provided with a plurality of groups of bristles, the circumferences of the bristles are uniformly arranged at intervals, the bristles sweep the lower side of the cleaning section when the roller rolls, the outer wall of the roller is provided with a plurality of radial stop rods, the stop rods are correspondingly positioned in the bristles, a plurality of comb teeth parallel to the roller shaft are arranged below the roller, the comb teeth are arranged in the same horizontal plane at intervals in the front-back direction, one ends of the comb teeth, far away from the wheel, are fixedly arranged on wheel forks, and in the rolling process of the roller, in the broach inserts the downside brush hair, wear to be equipped with same riser on a plurality of broaches, the riser can be followed the broach and slided, installs the pressure spring between the stiff end of riser and broach, and when the gyro wheel rolled, the pin of downside can pass the riser to the stiff end of broach, made the pressure spring compression.
The invention can effectively avoid hairs from being wound into the revolute pair and the wheel shaft of the wheel, so that the wheel keeps flexibility for a long time and the use convenience is greatly improved.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a front cross-sectional view of the wheel position.
Fig. 3 is a top view of the wheel position.
Fig. 4 is a left side cross-sectional view of the cleaning segment position.
Fig. 5 is a plan view of comb teeth.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, the cleaning device comprises a wheel fork 1 arranged below a vehicle body, wherein a horizontal rotatable wheel shaft 2 is arranged on the wheel fork 1, a wheel 3 is fixedly arranged at the outer end of the wheel shaft 2, a cleaning section 4 is arranged at the position, close to the inner side of the wheel 3, of the wheel shaft 2, and the shaft diameter of the cleaning section 4 is gradually increased from the middle to the two ends; a roller 5 is arranged below the cleaning section 4, the rotating shaft of the roller 5 is horizontal and vertical to the wheel shaft 2, the wheel shaft 2 drives the roller 5 to rotate through a transmission mechanism, the outer wall of the roller 5 is provided with a plurality of groups of bristles 6, the circumferences of the plurality of groups of bristles 6 are evenly arranged at intervals, the bristles 6 sweep the lower side of the cleaning section 4 when the roller 5 rolls, the outer wall of the roller 5 is provided with a plurality of radial stop levers 7, the stop levers 7 are correspondingly positioned in the plurality of groups of bristles 6 one by one, a plurality of comb teeth 8 parallel to the wheel shaft 2 are arranged below the roller 5, the plurality of comb teeth 8 are arranged in the same horizontal plane at intervals in the front-back direction, one ends of the comb teeth 8 far away from the wheel 3 are fixedly arranged on the wheel fork 1, the comb teeth 8 are inserted into the bristles 6 at the lower side during the rolling process of the roller 5, the same vertical plate 9 is arranged on the plurality of comb teeth 8 in a penetrating way, the vertical plate 9 can slide along the comb teeth 8, and a pressure spring 10 is arranged between the fixed end of the vertical plate 9 and the comb teeth 8, when the roller 5 rolls, the stop lever 7 at the lower side can push the vertical plate 9 to the fixed end of the comb teeth 8, so that the pressure spring 10 is compressed.
The transmission mechanism comprises a worm section 11 arranged on the wheel shaft 2, the worm section 11 is positioned on the inner side of the wheel fork 1, a worm wheel 12 is meshed below the worm section 11, a first gear 13 is coaxially fixed on the worm wheel 12, a second gear 14 is coaxially fixed on the roller 5, the first gear 13 is meshed with the second gear 14, the first gear 13 and the second gear 14 are both installed on the wheel fork 1 through a connecting plate, when the wheel 3 moves forwards, the wheel shaft 2 drives the roller 5 to rotate through the transmission mechanism, and the brush bristles 6 on the upper side sweep the lower side of the cleaning section 4 from one end close to the wheel fork 1 to the other end.
The inner end of the cleaning section 4 extends into the wheel fork 1, so that no gap exists between the cleaning section 4 and the outer side of the wheel fork 1 in the axial direction of the wheel shaft 2, and hair clamping is avoided.
The axial line of the wheel 3 is provided with a shaft hole 16, the outer end of the wheel shaft 2 penetrates into the shaft hole 16, the outer end of the wheel shaft 2 is screwed with a compression nut 17, and the wheel 3 is fixed on the wheel shaft 2 after the compression nut 17 is screwed.
The axial line of the outer side of the wheel 3 is provided with a groove 18, the outer end of the wheel shaft 2 and a compression nut 17 are arranged in the groove 18, and a cover plate 19 is fixedly arranged at the notch of the groove 18, so that hairs can be prevented from being wound on the outer end of the wheel shaft 2.
The wheel fork 1 is arranged on the vehicle body through a vertical rotating shaft 20, so that the wheels 3 can flexibly steer.
When the vehicle body is pushed, the wheels 3 and the wheel shaft 2 roll forwards, the worm section 11 is matched with the worm wheel 12, and the first gear 13 is matched with the second gear 14 to drive the roller 5 to rotate, so that the brush bristles 6 on the upper side sweep the cleaning section 4 from one end close to the wheel fork 1 to the other end; when the hair that wheel 3 was rolled up was dropping to the inboard, can drop and clean section 4 on, and because clean section 4 for the thick structure in thin both ends in the middle of, the hair all can be assembled to the centre that section 4 was cleaned promptly to the minor diameter section when winding and landing, makes things convenient for brush hair 6 to clean on the one hand, and on the other hand can avoid the hair to get into in the clearance of wheel fork 1 and shaft 2.
After the hair is wound on the cleaning section 4, the bristles 6 rotate along with the roller 5, the bristles 6 sweep the cleaning section 4 along the axial direction, the bristles 6 extend into the elongated slot 15, the hair wound on the cleaning section 4 can be ensured to be swept out, when the bristles 6 continuously rotate to the lower side, the bristles 6 pass through the plurality of comb teeth 8, the comb teeth 8 remove the hair mixed in the bristles 6, meanwhile, the blocking rod in the bristles 6 pushes the vertical plate 9 to move to the fixed end of the comb teeth 8 under the action of the pressure spring 10, when the blocking rod 7 crosses the vertical plate 9, the vertical plate 9 moves to the non-fixed end of the comb teeth 8 under the action of the pressure spring 10, the hair on the comb teeth 8 is pushed down, the hair falls off from the interval between the two groups of bristles 6, when the group of bristles 6 rotate to the position of the comb teeth 8, the blocking rod 7 in the bristles 6 pushes the vertical plate 9 to move to the comb teeth 8 again, the comb teeth 8 remove the hair in the group of bristles 6 by the comb teeth 8, and the circulation is realized, can effectively avoid the hair from winding on the wheel shaft 2 and avoid the hair from being wound between the wheel shaft 2 and the wheel fork 1.
According to the invention, the cleaning sections 4 with the thin middle and the thick two ends are arranged, so that hairs wound on the wheel shaft 2 can be effectively gathered in the middle of the cleaning sections 4, the hairs are prevented from being rolled between the wheel shaft 2 and the wheel fork 1 to clamp the wheel shaft 2, the hairs 6 can be rotated to timely clean the hairs wound on the wheel shaft 2, and a large amount of hairs are prevented from being wound on the wheel shaft 2, and in addition, the comb teeth 8 and the vertical plate 9 can clean the hairs 6 and can also prevent the hairs from being accumulated in the hairs 6, so that the wheel 3 can keep flexibility for a long time, the hair cannot be wound on a revolute pair and the wheel shaft 2, and the use convenience is greatly improved.
Claims (7)
1. A medical wheel capable of preventing hair from being wound comprises a wheel fork (1) arranged below a vehicle body, wherein a horizontal rotatable wheel shaft (2) is arranged on the wheel fork (1), and a wheel (3) is fixedly arranged at the outer end of the wheel shaft (2), and is characterized in that a section of cleaning section (4) is arranged at the position, close to the inner side of the wheel (3), of the wheel shaft (2), and the shaft diameter of the cleaning section (4) is gradually increased from the middle to the two ends; a roller (5) is arranged below the cleaning section (4), the rotating shaft of the roller (5) is horizontal and is vertical to the wheel shaft (2), the wheel shaft (2) drives the roller (5) to rotate through a transmission mechanism, the outer wall of the roller (5) is provided with a plurality of groups of bristles (6), the circumferences of the groups of bristles (6) are uniformly arranged at intervals, the bristles (6) sweep the lower side of the cleaning section (4) when the roller (5) rolls, the outer wall of the roller (5) is provided with a plurality of radial stop levers (7), the stop levers (7) are correspondingly arranged in the groups of bristles (6) one by one, a plurality of comb teeth (8) parallel to the wheel shaft (2) are arranged below the roller (5), the comb teeth (8) are arranged in the same horizontal plane at intervals in the front and back direction, one end of the comb teeth (8) far away from the wheel (3) is fixedly arranged on the wheel fork (1), the roller (5) rolls, and the comb teeth (8) are inserted into the bristles (6) on the lower side, wear to be equipped with same riser (9) on a plurality of broach (8), riser (9) can be followed broach (8) and slided, install pressure spring (10) between the stiff end of riser (9) and broach (8), and when gyro wheel (5) rolled, the pin (7) of downside can pass riser (9) to the stiff end of broach (8), makes pressure spring (10) compression.
2. The medical wheel for preventing the hair from being wound is characterized in that the transmission mechanism comprises a worm section (11) arranged on the wheel shaft (2), the worm section (11) is positioned on the inner side of the wheel fork (1), a worm wheel (12) is meshed below the worm section (11), a first gear (13) is coaxially fixed on the worm wheel (12), a second gear (14) is coaxially fixed on the roller (5), the first gear (13) is meshed with the second gear (14), the first gear (13) and the second gear (14) are both installed on the wheel fork (1) through connecting plates, when the wheel (3) advances, the wheel shaft (2) drives the roller (5) to rotate through the transmission mechanism, and the bristles (6) on the upper side sweep the lower side of the cleaning section (4) from one end close to the wheel fork (1) to the other end.
3. The medical wheel for preventing hair from being wound is characterized in that long grooves (15) are uniformly distributed on the circumference of the outer wall of the cleaning section (4) along the generatrix direction.
4. The medical wheel for preventing the hair from being wound is characterized in that the inner end of the cleaning section (4) extends into the wheel fork (1) so that no gap exists between the cleaning section (4) and the outer side of the wheel fork (1) in the axial direction of the wheel shaft (2).
5. The medical wheel for preventing the hair from being wound is characterized in that an axial hole (16) is formed in the axis of the wheel (3), the outer end of the wheel shaft (2) penetrates into the axial hole (16), a compression nut (17) is screwed at the outer end of the wheel shaft (2), and the wheel (3) is fixed on the wheel shaft (2) after the compression nut (17) is screwed down.
6. The medical wheel for preventing the hair from being wound is characterized in that a groove (18) is formed in the axis of the outer side of the wheel (3), the outer end of the wheel shaft (2) and the compression nut (17) are arranged in the groove (18), and a cover plate (19) is arranged at the notch of the groove (18) in a screwed mode.
7. A medical wheel for preventing hair from being entangled according to claim 1, wherein said fork (1) is mounted to the vehicle body via a vertical shaft (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011070713.7A CN112009172B (en) | 2020-10-09 | 2020-10-09 | Medical wheel capable of preventing hair from being wound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011070713.7A CN112009172B (en) | 2020-10-09 | 2020-10-09 | Medical wheel capable of preventing hair from being wound |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112009172A CN112009172A (en) | 2020-12-01 |
| CN112009172B true CN112009172B (en) | 2021-07-23 |
Family
ID=73528089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011070713.7A Active CN112009172B (en) | 2020-10-09 | 2020-10-09 | Medical wheel capable of preventing hair from being wound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112009172B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205326688U (en) * | 2016-02-02 | 2016-06-22 | 杨丽军 | It twines universal wheel to prevent rolling up |
| CN206242809U (en) * | 2016-11-08 | 2017-06-13 | 天奇自动化工程股份有限公司 | Self adaptation cleans pin gear |
| CN207902024U (en) * | 2017-01-16 | 2018-09-25 | 浙江国自机器人技术有限公司 | A kind of castor protective device |
| CN109203859A (en) * | 2018-11-07 | 2019-01-15 | 宋运恒 | Automatic castor of cleaning the street |
| CN110789273A (en) * | 2019-11-13 | 2020-02-14 | 武汉大学 | Anti-sticking wheel and method for medical instrument vehicle |
-
2020
- 2020-10-09 CN CN202011070713.7A patent/CN112009172B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205326688U (en) * | 2016-02-02 | 2016-06-22 | 杨丽军 | It twines universal wheel to prevent rolling up |
| CN206242809U (en) * | 2016-11-08 | 2017-06-13 | 天奇自动化工程股份有限公司 | Self adaptation cleans pin gear |
| CN207902024U (en) * | 2017-01-16 | 2018-09-25 | 浙江国自机器人技术有限公司 | A kind of castor protective device |
| CN109203859A (en) * | 2018-11-07 | 2019-01-15 | 宋运恒 | Automatic castor of cleaning the street |
| CN110789273A (en) * | 2019-11-13 | 2020-02-14 | 武汉大学 | Anti-sticking wheel and method for medical instrument vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112009172A (en) | 2020-12-01 |
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