CN110840714A - Medical care crutch structure and use method thereof - Google Patents
Medical care crutch structure and use method thereof Download PDFInfo
- Publication number
- CN110840714A CN110840714A CN201911211542.2A CN201911211542A CN110840714A CN 110840714 A CN110840714 A CN 110840714A CN 201911211542 A CN201911211542 A CN 201911211542A CN 110840714 A CN110840714 A CN 110840714A
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- sleeve
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- medical care
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/02—Crutches
Abstract
The medical care crutch structure comprises a support, wherein a sleeve is connected below the support, a support leg is inserted and installed in the sleeve, and a support leg is connected below the support leg through a support frame; the rotating shaft is wound with a pull rope, and the pull rope penetrates out of the sleeve and is fastened on the bracket; the invention has the beneficial effects that: the crutch is more stable by utilizing reasonable structural design and popping up the movable support through adjustment when the crutch needs to be stable in the using process of a patient, does not need to be recyclable, is flexible in aspect and is suitable for popularization and use.
Description
Technical Field
The invention relates to a medical care crutch structure and a using method thereof, belonging to the technical field of medical care.
Background
A crutch refers to a simple device that assists walking, usually a wooden or metal stick. Also called a crutch. Like a publication number CN208770322U discloses an anti-skidding walking stick for medical care, including walking stick main part and walking stick handle, the lower extreme surface movable mounting of walking stick main part has the telescopic link, and the lower extreme surface fixed mounting of telescopic link has the screw thread fixing base, the lower extreme surface fixed mounting of screw thread fixing base has the fixed plate, and the lower extreme surface fixed mounting of fixed plate has the shock attenuation landing leg, the front end internal surface fixed mounting of walking stick main part has the regulation to detain, and the front end surface of walking stick main part is close to the inside fixed mounting who adjusts the knot and has the elasticity pearl, the top fixed mounting that the front end surface of walking stick main part is close to the regulation and detains has reflection. A medical care uses anti-skidding walking stick, be equipped with shock attenuation landing leg, screw thread fixing base and magnetotherapy pad, can increase the shock attenuation performance of anti-skidding walking stick for anti-skidding walking stick has the replaceability, increases its self functionality, brings before the better use.
The walking stick that possesses many kinds on the market at present supports usefulness when mostly walking, and in the hospital, a lot of patients need a stable support with sitting down when needing to go to the lavatory or go out the activity under the condition that does not have the nursing staff at the scene, rarely has the walking stick to reach this effect on the market at present.
Disclosure of Invention
The medical care crutch structure and the use method thereof overcome the problems in the prior art, and the medical care crutch structure utilizes reasonable structural design, enables the movable support to pop up through adjustment when the movable support needs to be stable in the using process of a patient, is more stable, does not need to be recyclable, and is flexible in aspect.
The specific technical scheme of the invention is as follows:
the medical care crutch structure comprises a bracket, a sleeve is connected below the bracket, a support leg is inserted and installed in the sleeve, a support leg is connected below the support leg through a support frame, the medical care crutch structure is characterized in that,
the lower end of the sleeve is provided with a convex shell, the inner side of the convex shell is provided with a convex clamping groove, a rotating shaft with a torsion spring is arranged in the convex shell, two sides of the rotating shaft are provided with a first gear, a movable clamping block is movably clamped on the clamping groove, one end of the movable clamping block is provided with a rack structure meshed with the first gear, and the other end of the movable clamping block is provided with an inserting block for inserting into a groove distributed on the support leg; the rotating shaft is wound with a pull rope, and the pull rope penetrates out of the sleeve and is fastened on the bracket;
a main rod is arranged in the sleeve, one end of the main rod is fixed at the top of the sleeve, the other end of the main rod is connected with an inner inserting barrel, the inner inserting barrel is inserted into a double-end sleeve arranged in the supporting leg in a penetrating manner, wherein: a push rod is connected below the inner inserting barrel, and a spring I is also arranged in the inner inserting barrel and is propped against the push rod; the movable support is hinged to the lower portion of the support leg and the hinged portion is provided with a second gear, the bottom end of the double-head sleeve is provided with a push sheet with a rack, and the push sheet extends out of the support leg to be meshed with the second gear, wherein: a second spring is arranged at the gap of the double-head sleeve arranged in the support leg.
Preferably, the diameter of the main rod is larger than that of the inner sleeve, and the inner sleeve protrudes from the double-headed sleeve and extends for a distance to be connected with the main rod. The battery is also connected with a charging plug and is arranged at the bottom end of the bracket.
Preferably, the bracket is provided with a lead screw, the handle is sleeved on the lead screw, the double-shaft motor is arranged at the bottom of the bracket, a battery for supplying power to the double-shaft motor is arranged below the double-shaft motor, and two sides of the double-shaft motor are connected with the lead screw through a universal joint coupler and drive the lead screw to rotate; and a switch for controlling the double-shaft motor is arranged on the handle.
Preferentially, a trapezoidal box is installed to the bottom of propping up the frame, be equipped with in the trapezoidal box and extrude the piece and extend to the outside and be connected with the movable support that corresponds respectively, extrude the inboard that still is equipped with three withstand trapezoidal boxes of spring on the piece, the push rod passes and inserts in the trapezoidal box after the movable support and with extrude the piece contact. The contact surface of the extrusion block and the push rod is an inclined slope surface.
Based on the device, the invention also provides a using method of the medical care crutch structure, which is characterized by comprising the following steps,
1) the double-shaft motor is controlled to rotate forwards or reversely by switching on the switch to drive the universal joint coupler to rotate and drive the screw rod to rotate so as to control the handle to move up and down on the bracket to adjust the height of the whole crutch to adapt to people with different heights;
2) when a patient needs to sit down and wants the bottom of the crutch to be more stable and used as a handrail, the pull rope is pulled firstly, and in the pulling process, the pull rope drives the rotating shaft to rotate so that the gear I pushes the rack structure on the movable clamping block to move, so that the movable clamping block moves on the clamping groove to draw the inserting block out of the groove, and at the moment, the sleeve loses the limit;
3) through applying decurrent pressure to the handle, make the sleeve drive the mobile jib downwards and push down, at this in-process: the main rod pushes the inner inserting barrel to press downwards so that the spring pushes the push rod to press downwards so that the push rod is in contact with the extrusion blocks to push the bottoms of the movable supports out all around, meanwhile, when the main rod is pressed on the double-head sleeve, the double-head sleeve presses downwards in the support leg to push the push piece to press downwards so that the rack on the support leg moves downwards to drive the gear II to rotate, so that the movable supports are stirred to rotate outwards by taking the gear II as an axis to form a slope to be supported on 4 surfaces of the outer side of the support leg to form a stable support, so that the walking stick is more stable, a patient holds the walking stick through the hand support, the applied force is always kept, and;
4) when the patient breaks away from the walking stick, the applied force disappears, at this moment, spring one, spring two, spring three, the pivot that possesses the torsional spring all kick-backs, drive the mobile jib return to the place that makes the rack on the push jack shift up and drive gear two rotatory stir the movable support and use gear two as the axle center internal rotation with the movable support shrink meeting normal position, and at this in-process, spring three has also played the effect of pullback, and the inserted block gets back to in the recess again under the drive that possesses the pivot of torsional spring behind the mobile jib return.
The invention has the beneficial effects that: the crutch is more stable by utilizing reasonable structural design and popping up the movable support through adjustment when the crutch needs to be stable in the using process of a patient, does not need to be recyclable, is flexible in aspect and is suitable for popularization and use.
Drawings
FIG. 1 is a structural diagram of a medical care crutch structure according to the invention;
FIG. 2 is an anatomical diagram of an upper portion of FIG. 1;
FIG. 3 is an anatomical diagram of the lower portion of FIG. 1;
FIG. 4 is a structural view of the internal conduction structure of the medical care crutch structure;
FIG. 5 is a structural diagram of a movable fixture block;
fig. 6 is a structural view of the connection of the second gear.
Detailed Description
Example 1
As shown in the figure, the medical care crutch structure comprises a bracket 33, a sleeve 31 is connected below the bracket 33, a support leg 19 is inserted and installed in the sleeve 31, a support leg 10 is connected below the support leg 19 through a support frame 41,
the double-shaft motor is characterized in that a lead screw 2 is mounted on a support 33, a handle 1 is sleeved on the lead screw 2, a double-shaft motor 4 is mounted at the bottom of the support 33, a battery 34 for supplying power to the double-shaft motor 4 is mounted below the double-shaft motor, and two sides of the double-shaft motor 4 are connected with the lead screw 2 through a universal joint coupler 6 and drive the lead screw 2 to rotate; be equipped with the switch 25 of control double-shaft motor 4 on handle 1, battery 34 still is connected with the charging plug and lays in the bottom of support 33, and the charging plug is used for charging for battery 34, and double-shaft motor 4 drive universal joint shaft coupling 6 is rotatory can drive lead screw 2 rotatory, and the lower extreme of handle 1 is installed on lead screw 2 like this, just can be driven the up-and-down motion and adjust.
The lower end of the sleeve 31 is provided with a convex shell 32, the inner side of the convex shell 32 is provided with a convex clamping groove 35, a rotating shaft 16 with a torsion spring is arranged in the convex shell 32, two sides of the rotating shaft 16 are provided with first gears 13, a movable clamping block 15 is movably clamped on the clamping groove 35, one end of the movable clamping block is provided with a rack structure meshed with the first gears 13, and the other end of the movable clamping block is provided with an inserting block 17 used for being inserted into a groove 36 arranged on the supporting leg 19; the clamping groove 35 is mainly used for positioning the movable clamping block 15, and clamps a partial range of the movable clamping block 15 through the groove body, please refer to the range at the position a in fig. 5, so that the movement of two sides of the movable clamping block 15 is not affected, and the pull rope 3 wound on the rotating shaft 16 penetrates out of the sleeve 31 and is fastened on the bracket 33; the main effect of the insertion block 17 in the groove 36 is limiting, the first gear 13 pushes the rack structure on the movable clamping block 15 to move by pulling the pull rope 3 to drive the rotating shaft 16 to rotate, so that the movable clamping block 15 moves on the clamping groove 35 to enable the insertion block 17 to be drawn out of the groove 36, the sleeve 31 loses limiting, and can move downwards, when the sleeve 31 returns, the rotating shaft 16 also returns, and the rack structure on the movable clamping block 15 is driven to move to be inserted back into the groove 36 again. A main rod 37 is arranged in the sleeve 31, one end of the main rod 37 is fixed on the top of the sleeve 31, the other end of the main rod 37 is connected with the inner insert 11, the inner insert 11 is inserted into the double-head sleeve 12 arranged in the supporting foot 19, wherein: a push rod 24 is connected below the inner insert 11, and a spring I20 is also arranged in the inner insert 11 and is pressed against the push rod 24; the movable support 23 is hinged at the lower part of the support leg 19, a second gear 39 is arranged at the hinged position, a push sheet 38 with a rack is arranged at the bottom end of the double-head sleeve 12, the push sheet extends out of the support leg 19 to be meshed with the second gear 39, wherein: the second spring 40 is arranged at the gap between the two-way sleeve 12 and the supporting leg 19, and the movable support 23 is fluctuated to the outside through the meshing motion of the tooth-shaped structure, or other modes can be adopted, for example, the movable support 23 is set to be a right-angled trapezoid structure, the slope surface of the movable support is contacted with the pushing sheet 38, the pushing sheet 38 pushes the movable support 23 forwards on the slope surface, and the movable support 23 can also be pushed out to form a stable support.
In addition, the diameter of the main rod 37 is larger than that of the inner sleeve 11, and the inner sleeve 11 protrudes from the double-ended sleeve 12 to extend a distance and is connected to the main rod 37. With this arrangement, the maximum stroke distance of depression of the inner sleeve 11 can be determined.
The bottom of the supporting frame 41 is provided with a trapezoid box 42, the trapezoid box 42 is internally provided with an extrusion block 21 which extends to the outside and is respectively connected with the corresponding movable support 23, the extrusion block 21 is also provided with a spring three 22 which supports the inner side of the trapezoid box 42, and the push rod 24 passes through the movable support 23 and then is inserted into the trapezoid box 42 and contacts with the extrusion block 21. The contact surface of the extrusion block 21 and the push rod 24 is an inclined slope surface, and the trapezoidal box 42 is used for ensuring that the bottom of the movable support 23 is recovered to the original position through the resilience of the spring III 22 after recovery.
Based on the device, the invention also provides a using method of the medical care crutch structure, which comprises the following steps,
1) the double-shaft motor 4 is controlled to rotate forwards or reversely by switching on the switch 25 to drive the universal joint coupler 6 to rotate and drive the screw rod 2 to rotate so as to control the handle 1 to move up and down on the bracket 33 to adjust the height of the whole crutch to adapt to people with different heights;
2) when a patient needs to sit down and wants to make the bottom of the crutch more stable and use the crutch as a handrail, firstly, the pull rope 3 is pulled, in the pulling process, the pull rope 3 drives the rotating shaft 16 to rotate so that the first gear 13 pushes the rack structure on the movable clamping block 15 to move, so that the movable clamping block 15 moves on the clamping groove 35 to draw the inserting block 17 out of the groove 36, and at the moment, the sleeve 31 loses the limit;
3) by applying a downward pressure to the handle 1, the sleeve 31 brings the main rod 37 downwards to press, in the process: the main rod 37 pushes the inner inserting barrel 11 to press downwards so that the first spring 20 pushes the push rod 24 to press downwards so that the push rod 24 is in contact with the extrusion blocks 21 to push the bottoms of the movable supports 23 outwards, meanwhile, when the main rod 37 presses the double-head sleeve 12, the double-head sleeve 12 pushes the push sheet 38 downwards in the support leg 19 so that the rack on the double-head sleeve moves downwards to drive the second gear 39 to rotate so as to stir the movable supports 23 to rotate outwards by taking the second gear 39 as an axis to form a slope to be supported on the outer 4 surfaces of the support leg 19 to form a stable support, so that the walking stick is more stable, a patient supports the walking stick by hands, and the applied force is always kept, and the walking stick is kept in a stable state;
4) when the patient is separated from the crutch, the force applied by the patient disappears, at this time, the first spring 20, the second spring 40, the third spring 22 and the rotating shaft 16 with the torsion spring all rebound to drive the main rod 37 to return upwards, so that the rack on the push sheet 38 moves upwards to drive the second gear 39 to rotate, and the movable support 23 is stirred to rotate inwards by taking the second gear 39 as an axis to contract the movable support 23 to a home position, in the process, the third spring 22 also plays a role in pulling back, and the insertion block 17 returns to the groove 36 under the driving of the rotating shaft 16 with the torsion spring after the main rod 37 returns to the home position.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.
Claims (6)
1. The medical care crutch structure comprises a bracket (33), a sleeve (31) is connected below the bracket (33), a support leg (19) is inserted and installed in the sleeve (31), a support leg (10) is connected below the support leg (19) through a support frame (41), and the medical care crutch structure is characterized in that,
a convex shell (32) is arranged at the lower end of the sleeve (31), a convex clamping groove (35) is formed in the inner side of the convex shell (32), a rotating shaft (16) with a torsion spring is installed in the convex shell (32), first gears (13) are installed on two sides of the rotating shaft (16), a movable clamping block (15) is movably clamped on the clamping groove (35), a rack structure is arranged at one end of the movable clamping block and meshed with the first gears (13), and an inserting block (17) is arranged at the other end of the movable clamping block and used for being inserted into a groove (36) formed in the supporting leg (19); the rotating shaft (16) is wound with a pull rope (3) which penetrates out of the sleeve (31) and is fastened on the bracket (33);
be equipped with mobile jib (37) in sleeve (31), mobile jib (37) one end is fixed at the top of sleeve (31), and interior bobbin (11) is connected to the other end, interior bobbin (11) alternate in laying in double-end sleeve (12) in stabilizer blade (19), wherein: a push rod (24) is connected below the inner insert (11), and a first spring (20) is also arranged in the inner insert (11) and is pressed against the push rod (24); the movable support (23) is hinged to the lower portion of the support leg (19), a second gear (39) is arranged at the hinged position, a push sheet (38) with a rack is arranged at the bottom end of the double-head sleeve (12) and extends out of the support leg (19) to be meshed with the second gear (39), and the double-head sleeve is characterized in that: a second spring (40) is arranged at the gap of the double-head sleeve (12) arranged in the support leg (19).
2. The medical care crutch structure of claim 1 wherein the main shaft (37) has a diameter greater than the diameter of the inner barrel (11), and the inner barrel (11) projects a distance beyond the double-ended sleeve (12) and is connected to the main shaft (37).
3. The medical care crutch structure according to claim 1, characterized in that a lead screw (2) is mounted on the support (33), the handle (1) is sleeved on the lead screw (2), the biaxial motor (4) is mounted at the bottom of the support (33), a battery (34) for supplying power to the biaxial motor (4) is mounted below the biaxial motor, and both sides of the biaxial motor (4) are connected with the lead screw (2) through a universal joint coupler (6) and drive the lead screw (2) to rotate; the handle (1) is provided with a switch (25) for controlling the double-shaft motor (4), and the battery (34) is also connected with a charging plug arranged at the bottom end of the support (33).
4. The medical care crutch structure according to any one of claims 1 to 3, wherein a trapezoid box (42) is installed at the bottom of the supporting frame (41), an extrusion block (21) is arranged in the trapezoid box (42) and extends to the outside and is respectively connected with the corresponding movable supports (23), a spring III (22) is further arranged on the extrusion block (21) to support the inner side of the trapezoid box (42), and the push rod (24) penetrates through the movable supports (23) and then is inserted into the trapezoid box (42) and is in contact with the extrusion block (21).
5. The medical care crutch structure of claim 5 wherein the contact surface of the extrusion block (21) and the push rod (24) is a sloped surface.
6. The use method of the medical care crutch structure is characterized by comprising the following steps,
1) the double-shaft motor (4) is controlled to rotate forwards or reversely by switching on the switch (25) to drive the universal joint coupler (6) to rotate so as to drive the screw rod (2) to rotate, so that the handle (1) is controlled to move up and down on the bracket (33) to adjust the height of the whole crutch to adapt to people with different heights;
2) when a patient needs to sit down and wants the bottom of the crutch to be more stable and used as a handrail, firstly, the pull rope (3) is pulled, in the pulling process, the pull rope (3) drives the rotating shaft (16) to rotate, so that the first gear (13) pushes the rack structure on the movable clamping block (15) to move, the movable clamping block (15) moves on the clamping groove (35) to enable the inserting block (17) to be drawn out of the groove (36), and at the moment, the sleeve (31) loses the limit;
3) by applying downward pressure to the handle (1), the sleeve (31) drives the main rod (37) downwards to press, in the process: the main rod (37) pushes the inner inserting barrel (11) to press downwards so that the first spring (20) pushes the push rod (24) to press downwards so that the push rod (24) is in contact with the extrusion blocks (21) and the extrusion blocks (21) push the extrusion blocks (21) to the periphery to push the bottom of the movable support (23) out, meanwhile, when the main rod (37) presses the double-head sleeve (12), the double-head sleeve (12) presses downwards in the support leg (19) to push the push sheet (38) to press downwards so that the rack on the push sheet moves downwards to drive the second gear (39) to rotate, so that the movable support (23) is stirred to rotate outwards by taking the second gear (39) as an axis to form a slope to be supported on the outer 4 surfaces of the support leg (19) to form a stable support, and therefore, a walking stick is more stable when a patient supports the walking stick by hand, the applied force is always kept;
4) when the patient breaks away from the crutch, the applied force disappears, at this moment, spring one (20), spring two (40), spring three (22), pivot (16) that possesses the torsional spring all kick-backs, drive mobile jib (37) return upwards, make the rack on push jack (38) go up and drive gear two (39) rotation stir activity support (23) and use gear two (39) as the axle center internal rotation with activity support (23) shrink meeting normal position, at this in-process, spring three (22) have also played the back and have drawn back the effect, inserted block (17) get back to in recess (36) again under the drive of pivot (16) that possesses the torsional spring after mobile jib (37) return.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911211542.2A CN110840714A (en) | 2019-12-02 | 2019-12-02 | Medical care crutch structure and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911211542.2A CN110840714A (en) | 2019-12-02 | 2019-12-02 | Medical care crutch structure and use method thereof |
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| CN110840714A true CN110840714A (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911211542.2A Pending CN110840714A (en) | 2019-12-02 | 2019-12-02 | Medical care crutch structure and use method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262429A (en) * | 2021-05-21 | 2021-08-17 | 阴知远 | Hemiplegia rehabilitation training device for neurology department |
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| CN208823356U (en) * | 2018-07-30 | 2019-05-07 | 宁化宽信科技服务有限公司 | A kind of orthopaedics is turned with falling-resistant armpit |
| CN109984922A (en) * | 2019-05-06 | 2019-07-09 | 新昌暮云自动化设备有限公司 | A kind of Orthopedic medical crutch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5101845A (en) * | 1991-06-24 | 1992-04-07 | Kravetz David A | Carrying device attachable to a crutch |
| FR2973201A1 (en) * | 2011-03-28 | 2012-10-05 | Georges Walter Curtis-Savage | Walking assist equipment e.g. orthopedic walking-stick, for use by mobility impaired person, has maintaining device including endfitting with stabilization part that comprises support plates regularly arranged around post |
| CN204890511U (en) * | 2015-07-24 | 2015-12-23 | 罗志勇 | Walking stick structure after improvement |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262429A (en) * | 2021-05-21 | 2021-08-17 | 阴知远 | Hemiplegia rehabilitation training device for neurology department |
| CN113262429B (en) * | 2021-05-21 | 2022-08-09 | 阴知远 | Hemiplegia rehabilitation training device for neurology department |
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