CN112619116B

CN112619116B - Multifunctional skiing chair for disabled people

Info

Publication number: CN112619116B
Application number: CN202011222175.9A
Authority: CN
Inventors: 桑国强
Original assignee: Wenzhou University
Current assignee: Wenzhou University
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2022-04-19
Anticipated expiration: 2040-11-05
Also published as: CN112619116A

Abstract

The utility model provides a multi-functional disabled person uses skiing chair, which comprises a seat, the rectangular channel is seted up at the back of seat, the front and back two sides of rectangular channel all communicates with each other with the external world, rectangular channel interior movable mounting C template, be equipped with the rack on the C template, the rack is located outside the rectangular channel, the second blind hole is seted up towards one side of inclined supporting board to the fixed plate, be equipped with sliding fit's ejector pin with it in the second blind hole, the other end of cotton rope walks around the outer end of corresponding line wheel back fixed connection ejector pin respectively, the through-hole is seted up towards one side of inclined supporting board to the fixed plate, be equipped with sliding fit's T type pole with it in the through-hole, the periphery suit third spring of T type pole, the one end of third spring respectively with the fixed plate fixed connection that corresponds. This device can change the direction of travel through the strength of user's back, and has set up the structure of preventing turning on one's side to the angle that the user can't accurate control ski is particularly useful for the inconvenient people of shank to use.

Description

Multifunctional skiing chair for disabled people

Technical Field

The invention belongs to the field of skiing, and particularly relates to a multifunctional skiing chair for disabled people.

Background

The physical education cause of the disabled is taken as a component of the human right guarantee cause and has been highly valued by all countries in the world, international disabled human body breeding competition is increasingly intense, and the competitive level is continuously improved. At present, aiming at the situation that skiing equipment for people with disabled legs is still not perfect enough and people with disabled legs cannot participate in skiing sports well, the Chinese invention application with the publication number of CN 111282250A discloses a special anti-falling skiing vehicle for the disabled, which is not suitable for participating in sports and only can slide on snow, has various defects and very high requirements on arm strength, and the walking stick can cause serious injury to the chest and abdomen of the disabled when the person stops.

Disclosure of Invention

The invention provides a multifunctional skiing chair for disabled people, which is used for solving the defects in the prior art.

The invention is realized by the following technical scheme:

a multifunctional skiing chair for disabled people comprises a seat, wherein a rectangular groove is formed in the back of the seat, the front face and the back face of the rectangular groove are communicated with the outside, a C-shaped plate is movably installed in the rectangular groove and provided with a rack, the rack is positioned outside the rectangular groove, a gear meshed with the rack is rotatably installed on the back of the seat, two sides of the gear are respectively hinged to the upper ends of pull rods, the pull rods are spring telescopic rods, a support plate is arranged below the seat, two sides of the top surface of the support plate are respectively hinged to the lower ends of the corresponding pull rods, the bottom of the seat is fixedly connected with the upper end of a support rod, the lower end of the support rod is hinged to the top surface of the support plate, two side bottoms of the support rod are respectively hinged to the top surface of the support plate through a first spring telescopic rod, a ski is arranged below the support plate and is connected with the ski through a plurality of hinge seats, the front face and the back face of the support plate are respectively hinged to the top surface of the ski through a second spring telescopic rod, two sides of the rectangular groove are respectively fixedly connected with one end of a plurality of first springs, two sides of the rectangular groove are respectively provided with a pressing plate, the other end of each first spring is fixedly connected with the corresponding pressing plate, two sides of the bottom surface of the rectangular groove are respectively provided with a wire wheel, the bottom parts of the two pressing plates, which are opposite to each other, are respectively fixedly connected with one end of a wire rope, two sides of the bottom of the seat are respectively provided with a fixed plate, one side of each fixed plate is respectively provided with a diagonal bracing plate which is parallel to the fixed plate, one side of the diagonal bracing plate, which faces the fixed plate, is provided with a first blind hole, the inner end of the first blind hole is respectively fixedly connected with one end of a second spring, the other end of the second spring is respectively fixedly connected with one end of a plug post, one side of the fixed plate, which faces the diagonal bracing plate, is provided with a second blind hole which is in sliding fit with the second blind hole, the other end of the wire rope respectively bypasses the corresponding wire wheel and is fixedly connected with the outer end of the plug-out rod, and one side of the fixed plate is provided with a through hole, a T-shaped rod in sliding fit with the through hole is arranged in the through hole, a third spring is sleeved on the periphery of the T-shaped rod, and one end of the third spring is fixedly connected with the corresponding fixing plate respectively.

According to the multifunctional skiing chair for the disabled, the sliding grooves are formed in the top surface and the bottom surface of the rectangular groove, the sliding strips are fixedly mounted on the top surface and the bottom surface of the C-shaped plate, and the sliding strips are located in the corresponding sliding grooves and are in sliding fit with the sliding grooves.

According to the multifunctional skiing chair for the disabled, the sliding blocks are fixedly installed on the top surfaces of the pressing plates and are located in the corresponding sliding grooves and in sliding fit with the sliding grooves.

According to the multifunctional skiing chair for the disabled, the supporting rod is a telescopic rod, the periphery of the fixing rod of the supporting rod is provided with the first annular plate, and the first annular plate is connected with the bottom of the seat through the fourth spring.

According to the multifunctional skiing chair for the disabled, the second annular plate is fixedly installed at the bottom of the supporting rod, and the upper ends of the first spring telescopic rods are hinged to the periphery of the second annular plate.

The multifunctional skiing chair for the disabled is characterized in that the second blind hole is communicated with the through hole through the arc-shaped groove.

The invention has the advantages that: this device can change the direction of travel through the strength of user's back, and has set up the structure of preventing turning on one's side to the angle that the user can't accurate control ski is particularly useful for the inconvenient people of shank to use. When the device is used, a user sits on the seat and puts the waist back into the C-shaped plate, the seat is provided with bridles for binding legs and the crotch, which are not shown in the figure, the user drives the C-shaped plate to move left and right through the waist back, the C-shaped plate drives the rack to move left and right, the gear meshed with the rack rotates, initially, the pull rods are arranged on two sides of the gear in bilateral symmetry, therefore, when the gear rotates, the upper end hinge point of the pull rod is higher and lower, so that the support plate can swing, the horizontal included angle between the support plate and the snowboard cannot be changed, therefore, the support plate drives the snowboard to swing along the horizontal direction synchronously, so that the advancing direction can be changed, the length of the pull rod can be adjusted adaptively to adapt to the influence caused by the change of the angle, the spring telescopic rods used in the device all adopt the top surfaces which are supported by the hand stick, and then the snowboard can also swing, the seat uses the lower extreme of branch to swing as the center this moment, second spring telescopic link length changes, when C template contact clamp plate and make first spring shrink, the clamp plate passes through cotton rope pulling ejector pin, outside the ejecting second blind hole of post will be inserted to the ejector pin, then under the effect of torsional spring, the fagging is swung downwards to one side, until inserting in the post inserts in the through-hole under the effect of second spring, the fagging can 'T swing for the fixed plate again, and because the fixed plate slant sets up, therefore can prevent that the user focus unstability from leading to turning on one's side, it can to withdraw the fagging to insert outside the ejecting through-hole of post through T type pole when withdrawing. This device can enough make the inconvenient personage of shank enjoy the enjoyment of skiing, can not rely on shank redirecting simultaneously, more be favorable to promoting the development of disabled person's skiing motion, simultaneously because this device has utilized a large amount of spring telescopic links, its shock attenuation performance is very superior, the swing of fore-and-aft direction also can be done for the backup pad to the ski, to the action of falling to the ground in various soaring, user's comfort level is higher, the material chooses for use such as high strength light materials such as high strength aluminum alloy, in order to reduce the weight of this device, alleviate the user and use the stick to carry out the burden of this device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of section I of FIG. 1; fig. 3 is a schematic structural view of the fixing plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A multifunctional skiing chair for disabled people comprises a chair 1, wherein the back of the chair 1 is provided with a rectangular groove 2, the transverse length of the rectangular groove 2 is far greater than the vertical length, the front side and the rear side of the rectangular groove 2 are communicated with the outside, a C-shaped plate 3 is movably installed in the rectangular groove 2, the opening of the C-shaped plate 3 faces backwards, a cushion is arranged on the inner wall of the C-shaped plate 3 to increase the comfort level, during actual use, the opening of the C-shaped plate faces the back of a user, two side plates extend out of the rectangular groove 2, a rack 4 is arranged on the C-shaped plate 3, the rack 4 is fixedly installed in front of the C-shaped plate 3, the middle part of the rack 4 is not provided with teeth, namely, the gear 5 cannot be driven to rotate by the tiny waist back movement of the user, the rack 4 is located outside the rectangular groove 2, the back of the chair 1 is rotatably provided with a gear 5 meshed with the rack 4, the gear 5 is connected with the chair 1 through a shaft, under no external force, the gear 5 cannot rotate, the two sides of the gear 5 are respectively hinged with the upper ends of a pull rod 6, the pull rod 6 is a spring telescopic rod, a support plate 7 is arranged below the seat 1, the support plate 7 is parallel to the bottom surface of the seat 1, two sides of the top surface of the support plate 7 are respectively hinged with the lower end of the corresponding pull rod 6, the bottom of the seat 1 is fixedly connected with the upper end of a support rod 8, the lower end of the support rod 8 is hinged with the top surface of the support plate 7, the bottom parts of two sides of the support rod 8 are respectively hinged with the top surface of the support plate 7 through a first spring telescopic rod 9, a ski 10 is arranged below the support plate 7, the support plate 7 is connected with the ski 10 through a plurality of hinged seats, the front and back surfaces of the support plate 7 are respectively hinged with the top surface of the ski 10 through a second spring telescopic rod 11, two sides of the rectangular groove 2 are respectively and fixedly connected with one end of a plurality of first springs 12, two sides of the rectangular groove 2 are respectively provided with a pressing plate 13, the other end of the first spring 12 is fixedly connected with the corresponding pressing plate 13, two sides of the bottom surface of the rectangular groove 2 are respectively provided with a wire wheel 14, the wire wheels 14 are all connected with the rectangular groove 2 through a wheel frame, when the first spring 12 is in an extending state, the wire wheels 14 are positioned at the position which is partially inwards below the pressing plates 13, the bottom parts of the two opposite sides of the pressing plates 13 are respectively fixedly connected with one end of a wire rope 15, two sides of the bottom of the seat 1 are respectively provided with a fixing plate 16, the top of the fixing plate 16 is respectively fixedly connected with the seat 1, one side of the fixing plate 16 is respectively provided with an inclined supporting plate 17 which is parallel to the fixing plate 16, one end of the inclined supporting plate 17 is connected with the corresponding fixing plate 16 through a hinge shaft and a torsion spring, the torsion spring always gives the inclined supporting plate 17 a force which is far away from the seat 1, the movable end of the inclined supporting plate 17 is also provided with a small snowboard, one side of the inclined supporting plate 17 which faces towards the fixing plate 16 is provided with a first blind hole 18, the inner end of the first blind hole 18 is respectively fixedly connected with one end of a second spring 19, the other end of the second spring 19 is respectively fixedly connected with one end of an insert column 20, the insert column 20 is in sliding fit with the first blind hole 18, one side of the fixing plate 16 facing the inclined supporting plate 17 is provided with a second blind hole 21, the second blind hole 21 is internally provided with an ejector rod 22 in sliding fit with the second blind hole, the other end of the cord 15 respectively bypasses the corresponding reel 14 and then is fixedly connected with the outer end of the ejector rod 22, the deformation of the first spring 12 is smaller than the length of the outer end of the ejector rod 22 from the outer end of the second blind hole 21 so as to prevent the ejector rod 22 from being separated from the second blind hole 21, one side of the fixing plate 16 facing the inclined supporting plate 17 is provided with a through hole 23, the through hole 23 is internally provided with a T-shaped rod 24 in sliding fit with the T-shaped rod 24, the periphery of the T-shaped rod 24 is sleeved with a third spring 25, the thick end of the third spring is positioned outside the through hole 23, the other end of the third spring 25 is fixedly connected with the thick end of the corresponding T-shaped rod 24, and one end of the third spring 25 is respectively and fixedly connected with the corresponding fixing plate 16. The device can change the advancing direction through the strength of the waist and the back of a user, is provided with a side-turning prevention structure, prevents the user from being incapable of accurately controlling the angle of the snowboard 10, and is particularly suitable for people with inconvenient legs. When the device is used, a user sits on the seat 1 and puts the waist back into the C-shaped plate 3, the seat 1 is provided with a binding belt for binding legs and the crotch, which is not shown in the figure, the user drives the C-shaped plate 3 to move left and right through the waist back, the C-shaped plate 3 drives the rack 4 to move left and right, the gear 5 is meshed with the rack 4 to rotate, and initially, the pull rods 6 are arranged on two sides of the gear 5 in a bilateral symmetry mode, so that when the gear 5 rotates, the upper end hinge point of the pull rod 6 is higher and lower, the support plate 7 can swing, the horizontal included angle between the support plate 7 and the snowboard 10 cannot be changed, therefore, the support plate 7 drives the snowboard 10 to synchronously swing along the horizontal direction, the traveling direction can be changed, the length of the pull rod 6 can be adaptively adjusted to adapt to the influence caused by angle change, the spring telescopic rods used in the device all adopt the telescopic rods with larger elasticity coefficients, and the user supports against the top surface of the snowboard 10 with hands, then the seat 1 can be further swung, at the moment, the seat 1 swings with the lower end of the supporting rod 8 as the center, the length of the telescopic rod 11 of the second spring changes, when the C-shaped plate 3 contacts the pressing plate 13 and the first spring 12 contracts, the pressing plate 13 pulls the ejector rod 22 through the cord 15 until the ejector rod 22 ejects the plug post 20 out of the second blind hole 21, then the inclined supporting plate 17 swings downwards under the action of the torsion spring until the plug post 20 is inserted into the through hole 23 under the action of the second spring 19, the inclined supporting plate 17 cannot swing relative to the fixed plate 16 any more, and the fixed plate 16 is obliquely arranged, so that the gravity center of a user can be prevented from being turned on one side, and when the plug post 20 is ejected out of the through hole 23 through the T-shaped rod 24 and the inclined supporting plate 17 is retracted. This device can enough make the inconvenient personage of shank enjoy the enjoyment of skiing, simultaneously can not rely on shank redirecting, more be favorable to promoting the development of disabled person's skiing motion, simultaneously because this device has utilized a large amount of spring telescopic links, its shock-absorbing performance is very superior, ski 10 also can be for the swing of backup pad 7 fore-and-aft direction, to the action of falling to the ground in various soaks, user's comfort level is higher, the material chooses for use such as high strength light materials such as high strength aluminum alloy, with the weight that reduces this device, alleviate the user and use the stick to carry out the burden of this device.

Specifically, as shown in fig. 1, the top surface and the bottom surface of the rectangular groove 2 in the present embodiment are both provided with sliding grooves 26, the top surface and the bottom surface of the C-shaped plate 3 are both fixedly provided with sliding strips 27, and the sliding strips 27 are both located in the corresponding sliding grooves 26 and are in sliding fit with the corresponding sliding grooves 26. The length of the sliding strip 27 is slightly shorter than the transverse length of the C-shaped plate 3, the bottom surface of the C-shaped plate 3 is higher than the top of the wire wheel 14, and the distance between the wire wheel 14 and one end of the sliding strip 27 is larger than the moving distance of the C-shaped plate 3 when the first spring 12 contracts, so that the C-shaped plate 3 can be ensured to move stably, and the C-shaped plate 3 can be prevented from colliding with the wire wheel 14 in the moving process.

Specifically, as shown in fig. 1, the top surfaces of the pressing plates 13 in this embodiment are all fixedly installed with sliding blocks 28, and the sliding blocks 28 are all located in the corresponding sliding grooves 26 and are in sliding fit therewith. This structure can further strengthen the moving stability of clamp plate 13, can avoid the rocking of clamp plate 13 that first spring 12 used for a long time probably brought even askew.

Further, as shown in fig. 1, the supporting rod 8 according to this embodiment is a telescopic rod, a first annular plate 29 is disposed on the periphery of the fixing rod of the supporting rod 8, the first annular plate 29 is located on the top of the fixing rod of the supporting rod 8, the inner ring of the first annular plate 29 is fixedly connected with the periphery of the fixing rod of the supporting rod 8, and the first annular plate 29 is connected with the bottom of the seat 1 through a fourth spring 30. The both ends of fourth spring 30 all adopt like fixed connection's such as welding mode, after this device soaks to fall to the ground, can play the effect of buffering to improve this device's the comfort level of taking.

Furthermore, as shown in fig. 1, a second annular plate 31 is fixedly installed at the bottom of the supporting rod 8 in the embodiment, and the upper ends of the first spring telescopic rods 9 are hinged with the outer periphery of the second annular plate 31. This structure is keeping the unchangeable condition of first spring telescopic link 9 length, and second annular plate 31 can make the distance of the upper end of first spring telescopic link 9 and branch 8 lower extreme to can enlarge the swing angle of branch 8 and backup pad 7.

Further, as shown in fig. 3, the second blind hole 21 and the through hole 23 of the present embodiment communicate with each other through the arc-shaped groove 32. When the second spring 19 is extended, the other end of the inserting column 20 passes over the arc-shaped groove 32, and when the inclined supporting plate 17 swings after the ejecting rod 22 ejects the inserting column 20, the inserting column 20 can slide along the arc-shaped groove 32, and the structure can reduce the friction force between the inserting column 20 and the fixed plate 16.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A multi-functional disabled person uses ski chair, includes seat (1), its characterized in that: the back of the seat (1) is provided with a rectangular groove (2), the front and back surfaces of the rectangular groove (2) are communicated with the outside, a C-shaped plate (3) is movably arranged in the rectangular groove (2), a rack (4) is arranged on the C-shaped plate (3), the rack (4) is positioned outside the rectangular groove (2), the back of the seat (1) is rotatably provided with a gear (5) meshed with the rack (4), two sides of the gear (5) are respectively hinged with the upper end of a pull rod (6), the pull rod (6) is a spring telescopic rod, a support plate (7) is arranged below the seat (1), two sides of the top surface of the support plate (7) are respectively hinged with the lower ends of corresponding pull rods (6), the bottom of the seat (1) is fixedly connected with the upper end of a support rod (8), the lower end of the support rod (8) is hinged with the top surface of the support plate (7), the bottom parts of two sides of the support rod (8) are respectively hinged with the top surface of the support plate (7) through a first spring telescopic rod (9), a snowboard (10) is arranged below the supporting plate (7), the supporting plate (7) is connected with the snowboard (10) through a plurality of hinged seats, the front surface and the rear surface of the supporting plate (7) are respectively hinged with the top surface of the snowboard (10) through a second spring telescopic rod (11), two sides of the rectangular groove (2) are respectively fixedly connected with one end of a plurality of first springs (12), two sides of the rectangular groove (2) are respectively provided with a pressing plate (13), the other end of each first spring (12) is fixedly connected with the corresponding pressing plate (13), two sides of the bottom surface of the rectangular groove (2) are respectively provided with a wire wheel (14), the bottom parts of the two opposite surfaces of the two pressing plates (13) are respectively fixedly connected with one end of a wire rope (15), two sides of the bottom of the seat (1) are respectively provided with a fixing plate (16), one side of the fixing plate (16) is respectively provided with an inclined supporting plate (17) which is parallel to the fixing plate, one side of the inclined supporting plate (17) facing the fixing plate (16) is provided with a first blind hole (18), the inner of first blind hole (18) is the one end of fixed connection second spring (19) respectively, the other end of second spring (19) is the one end of fixed connection insert post (20) respectively, fixed plate (16) are seted up second blind hole (21) towards one side of inclined support plate (17), be equipped with sliding fit's ejector pin (22) with it in second blind hole (21), the other end of cotton rope (15) is walked around corresponding line wheel (14) rear fixed connection ejector pin (22) respectively the outer end, through-hole (23) are seted up towards one side of inclined support plate (17) in fixed plate (16), be equipped with sliding fit's T type pole (24) with it in through-hole (23), the periphery suit third spring (25) of T type pole (24), the one end of third spring (25) respectively with corresponding fixed plate (16) fixed connection.

2. The multifunctional skiing chair for the disabled as claimed in claim 1, wherein: the top surface and the bottom surface of rectangular channel (2) all set up spout (26), the top surface and the bottom surface of C template (3) all fixed mounting draw runner (27), draw runner (27) all are located corresponding spout (26) and with it sliding fit.

3. The multifunctional skiing chair for the disabled as claimed in claim 2, wherein: the top surface of the pressure plate (13) is fixedly provided with a sliding block (28), and the sliding block (28) is positioned in the corresponding sliding groove (26) and is in sliding fit with the sliding groove.

4. A multifunctional skiing chair for disabled persons as claimed in claim 1, 2 or 3, wherein: branch (8) be the telescopic link, the dead lever periphery of branch (8) is equipped with first annular plate (29), first annular plate (29) are connected through fourth spring (30) with seat (1) bottom.

5. The multifunctional skiing chair for the disabled as claimed in claim 1, wherein: the bottom fixed mounting second annular plate (31) of branch (8), the upper end of first spring telescopic link (9) all is articulated with the periphery of second annular plate (31).

6. The multifunctional skiing chair for the disabled as claimed in claim 1, wherein: the second blind hole (21) is communicated with the through hole (23) through an arc-shaped groove (32).