CN211434002U - Portable deformation crutch with adjustable height - Google Patents

Abstract

The utility model discloses a portable deformation crutch with adjustable height, belonging to the technical field of medical appliance auxiliary equipment; the underarm support comprises an underarm support bracket, a handle bracket, a main body bracket and a shock-absorbing bracket, wherein the lower end of the underarm support bracket is connected with the upper end of the handle bracket in a sliding manner, an underarm support pad is arranged at the upper end of the underarm support bracket, the middle part of the handle bracket is rotatably connected with the upper end of the main body bracket, a handle assembly is arranged at the middle part of the handle bracket, the upper end of the shock-absorbing bracket is rotatably connected with the lower end of the main body bracket, a first locking mechanism for locking the underarm support bracket is arranged at the upper end of the handle bracket, a second locking mechanism for locking the main body bracket is arranged; its advantage does: the crutch has a crutch supporting state, a chair state and a folding state, the crutch supporting state can be used as a common crutch, the chair state can facilitate the rest of a patient, and the folding state is convenient for the storage of the crutch.

Description

Portable deformation crutch with adjustable height

Technical Field

The utility model relates to the technical field of medical equipment auxiliary assembly, concretely relates to portable deformation of height-adjustable leans on and turns.

Background

After patient's shank is injured, generally use to lean on the turning ware and realize simple walking, current lean on turning ware generally can only adjust whole height, can't adjust the distance between handle and the armpit support, be not convenient for patient's use, and do not have shock-absorbing function, use the armpit for a long time and have a sore sensation, produce fatigue easily, in addition, because of patient's shank is injured, the walking can consume a large amount of physical power, need look for local rest after walking a period of time, and outdoor chair that can have a rest is less in quantity, be not convenient for look for.

SUMMERY OF THE UTILITY MODEL

Therefore the utility model provides a portable deformation of height-adjustable is leaned on and is turned to above-mentioned prior art not enough, realizes leaning on the turning flexible for chair, handle and armpit between hold in the palm apart from adjustable, to leaning on the turning function such as shock attenuation to improve the practicality of leaning on the turning.

The technical scheme of the utility model is realized like this: the utility model provides a portable deformation of height-adjustable is leaned on and is turned, includes that the armpit holds in the palm support, handle support, main part support and support of moving away to avoid possible earthquakes, the armpit holds in the palm support lower extreme and slides and connect handle support upper end, the armpit holds in the palm the support upper end and is equipped with armpit and holds in the palm the pad, handle support middle part is rotated and is connected main part support upper end, handle support upper end is rotated and is connected main part support lower extreme, handle support upper end is equipped with the first locking mechanical system that is used for locking the armpit to hold in the palm the support, and handle support lower extreme is equipped with the second locking mechanical system that is used for locking.

As preferred scheme, the handle subassembly includes handle locking piece, handle sleeve, handle spring, handle pad and sets up in the handle regulation hole of holding support middle part both sides, handle locking piece one end is slided and is connected handle sleeve one end, the handle spring sets up in the handle sleeve to be located between handle locking piece and the handle sleeve, provide a power to handle sleeve one end removal for the handle locking piece, the handle locking piece other end and the handle sleeve other end joint respectively in the handle regulation hole, the handle pad cup joints in handle sleeve outside.

As a preferred scheme, the first locking mechanism comprises two first locking blocks, a first limiting block, a first spring, a first positioning hole arranged at the lower end of the armpit support bracket and first adjusting holes arranged on two side walls of the upper end of the holding handle bracket, the first limiting block is arranged in the armpit support bracket, a first avoiding hole is formed in the middle of the first limiting block, the first spring is positioned in the first avoiding hole, one end of each of the two first locking blocks is fixedly connected with two ends of the first spring respectively, the other end of each of the first locking blocks penetrates through the first positioning hole and then is clamped in the first adjusting hole, and a plurality of first adjusting holes are uniformly distributed along the length direction of the holding handle bracket; furthermore, the armpit support pad is clamped at the other end of the armpit support bracket.

Preferably, the second locking mechanism includes a second locking ball, a second locking sleeve, a second spring, a second fixing hole formed in the lower end of the grip support, and a second locking hole formed in the locking main body support, the second locking sleeve is fixedly connected to the second fixing hole, an opening is formed in one side of the second locking sleeve, the size of the opening is smaller than the maximum size of the second locking ball, the second locking ball and the second spring are located in the second locking sleeve, the second locking ball is attached to the opening through the second spring, and one end of the second locking ball is clamped in the second locking hole after passing through the opening.

Preferably, the third locking mechanism comprises a first locking plate, a second locking plate and a first locking bolt, the first locking plate is located on one side wall of the lower end of the main body support, the second locking plate is located on the other side wall of the lower end of the main body support, a through hole is formed in the first locking plate, a threaded hole is formed in the second locking plate, the first locking bolt penetrates through the through hole and then is in threaded connection with the threaded hole, and the third locking mechanism is connected with the lower end of the main body support in a sliding mode.

As a preferred scheme, the shock-absorbing support comprises a shock-absorbing leg column, a leg column adjusting rod, a rotary movable buckle, a fourth locking mechanism and a shock-absorbing spring, wherein the rotary movable buckle is rotatably connected with the lower end of the main support, the upper end of the leg column adjusting rod is fixedly connected with the rotary movable buckle, the upper end of the leg column adjusting rod is sleeved in the lower end of the leg column adjusting rod, the shock-absorbing spring is positioned in the shock-absorbing leg column, the upper end of the shock-absorbing spring is fixedly connected with an upper limiting block, the lower end of the shock-absorbing spring is fixedly connected with a lower limiting block, the upper limiting block is fixedly connected with the leg column adjusting rod through; further, fourth locking mechanical system includes two fourth locking pieces, fourth spring, sets up the fourth locking hole on the leg post regulation pole and sets up the fourth spout in leg post upper end of moving away to avoid possible earthquakes, it is equipped with the second and dodges the hole to go up the spacing piece, the fourth spring is located the second and dodges downthehole, two fourth locking piece one end respectively with fourth spring both ends fixed connection, the fourth locking piece slides and connects in the fourth spout, the joint is downthehole at the fourth locking after the fourth locking piece passes the fourth spout, the fourth locking hole has a plurality ofly, its length direction equipartition along leg post regulation pole.

Preferably, the lower end of the main body bracket is fixedly connected with a backing plate.

The utility model adopts the beneficial effect behind the above structure to do: the crutch has a crutch state, a chair state and a folding state, the crutch state can be used as a common crutch, the chair state can facilitate the rest of a patient, the folding state is convenient for the storage of the crutch, the crutch can realize quick disassembly and is convenient for the switching of three states; the handle pad and the armpit supporting pad are arranged to be detachable, so that a user can conveniently replace the handle pad and the armpit supporting pad; the use comfort of the user can be improved through the shock-absorbing support.

Drawings

The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.

FIG. 1 is a schematic view of the overall structure of the crutch in accordance with the embodiment of the present invention;

fig. 2 is a schematic view of the overall structure of the embodiment of the present invention in a folded state;

FIG. 3 is a schematic view of the overall structure of the embodiment of the present invention in a chair state;

FIG. 4 is a schematic structural view of a grip assembly according to an embodiment of the present invention;

fig. 5 is a sectional view of the first locking mechanism according to the embodiment of the present invention;

fig. 6 is a sectional view of a second locking mechanism according to an embodiment of the present invention;

fig. 7 is a sectional view of a third locking mechanism according to an embodiment of the present invention;

FIG. 8 is a schematic structural view of a shock absorbing leg column according to an embodiment of the present invention;

FIG. 9 is a sectional view of the shock absorbing leg post according to the embodiment of the present invention;

fig. 10 is a structural sectional view of an armpit support pad in the embodiment of the present invention.

In the figure: 1-armpit support bracket, 2-handle support bracket, 3-main body support bracket, 4-shock-absorbing support bracket, 5-handle component, 6-first locking mechanism, 7-second locking mechanism, 8-third locking mechanism, 9-armpit support pad, 10-fifth locking mechanism, 31-backing plate, 41-shock-absorbing leg post, 42-leg post adjusting rod, 43-rotary movable buckle, 44-fourth locking mechanism, 45-shock-absorbing spring, 46-upper limiting block, 47-lower limiting block, 51-handle locking block, 52-handle sleeve, 53-handle spring, 54-handle pad, 55-handle adjusting hole, 61-first locking block, 62-first limiting block, 63-first spring, 64-first positioning hole, 65-first adjusting hole, 66-first avoidance hole, 71-second locking ball, 72-second locking sleeve, 73-second spring, 74-second fixing hole, 75-second locking hole, 76-opening, 81-first locking plate, 82-second locking plate, 83-first locking bolt, 441-fourth locking block, 442-fourth spring, 443-fourth locking hole, 444-fourth runner.

Detailed Description

The embodiments of the present invention will be further explained with reference to the accompanying drawings:

the height-adjustable portable deformation crutch as shown in fig. 1-10 comprises an armpit support bracket 1, a handle support bracket 2, a main body support bracket 3 and a shock-absorbing support bracket 4, wherein the lower end of the armpit support bracket 1 is connected with the upper end of the handle support bracket 2 in a sliding manner, an armpit cushion 9 is arranged at the upper end of the armpit support bracket 1, the middle part of the handle support bracket 2 is rotatably connected with the upper end of the main body support bracket 3, a handle assembly 5 is arranged at the middle part of the handle support bracket 2, the upper end of the shock-absorbing support bracket 4 is rotatably connected with the lower end of the main body support bracket 3, a first locking mechanism 6 for locking the armpit support bracket 1 is arranged at the upper end of the handle support bracket 2, a second locking mechanism 7 for locking the main body support bracket 3 is arranged at the lower end of the main body support bracket 3, a third locking mechanism 8 for locking the shock-absorbing support bracket 4 is arranged at the, then the main body support 3 is rotated upwards by 90 degrees, the lower end of the handle support 2 is contacted with the ground, then the main body support 3 and the shock-absorbing support 4 are unlocked through the third locking mechanism 8, then the shock-absorbing support 4 is rotated downwards by 90 degrees, the lower end of the shock-absorbing support 4 is contacted with the ground, finally the main body support 3 and the shock-absorbing support 4 are locked through the third locking mechanism 8, and the chair can be formed, when the crutch state is required to be switched to the folding state for storage, the third locking mechanism 8 is firstly disassembled, then the shock-absorbing support 4 is rotated by 180 degrees, then the armpit support 1 is unlocked through the first locking support, and the armpit support 1 is retracted into the handle support 2 for storage; further, when being in the chair state, multiplicable fifth locking mechanical system 10, fifth locking mechanical system 10 comprises U-shaped board and locking handle, second locking bolt threaded connection U-shaped board one side can be with the U-shaped board locking on handle support 2 through the second locking bolt, carries on spacingly to the turned angle of handle support 2, avoids handle support 2 and main part support 3 to take place to rotate under the chair state, when holding the rotation hookup location cooperation precision between support 2 and the main part support 3 tight, also can not adopt fifth locking mechanical system 10.

Preferably, the handle assembly 5 comprises a handle locking block 51, a handle sleeve 52, a handle spring 53, a handle pad 54 and handle adjusting holes 55 disposed at two sides of the middle portion of the handle support 2, one end of the handle locking block 51 is slidably connected to one end of the handle sleeve 52, the handle spring 53 is disposed in the handle sleeve 52 and located between the handle locking block 51 and the handle sleeve 52 to provide a force for the handle locking block 51 to move towards one end of the handle sleeve 52, the other end of the handle locking block 51 and the other end of the handle sleeve 52 are respectively clamped in the handle adjusting holes 55, the handle pad 54 is sleeved outside the handle sleeve 52, the plurality of handle adjusting holes 55 can be disposed and evenly distributed along the length direction of the handle support 2 to be suitable for users with various body sizes, so that the user can adjust the distance between the handle pad 54 and the armpit pad 9, through the cooperation of locking piece, handle sleeve 52, handle spring 53, can realize the quick dismantlement of handle subassembly 5, be convenient for adjust and be convenient for the change of handle pad 54.

Preferably, the first locking mechanism 6 includes two first locking blocks 61, a first limiting block 62, a first spring 63, a first positioning hole 64 disposed at the lower end of the armpit support frame 1, and first adjusting holes 65 disposed at the two side walls of the upper end of the handle support frame 2, the first limiting block 62 is installed in the armpit support frame 1, a first avoiding hole 66 is disposed in the middle of the first limiting block 62, the first spring 63 is disposed in the first avoiding hole 66, one end of each of the two first locking blocks 61 is fixedly connected to each of the two ends of the first spring 63, the other end of the first locking block 61 passes through the first positioning hole 64 and is clamped in the first adjusting hole 65, the first adjusting holes 65 are uniformly distributed along the length direction of the handle support frame 2, when the height of the liquid support frame needs to be adjusted, the first locking block 61 is pressed to retract into the first positioning hole 64, and then the liquid support frame is pulled out/pushed in upward to adjust the height of the liquid support frame, along with the upward pulling out/downward pushing in of the liquid support bracket, the first locking block 61 can move to the next first adjusting hole 65, and automatically pops out under the action of the first spring 63 to be clamped with the first adjusting hole 65; furthermore, the armpit supporting pad 9 is connected to the other end of the armpit supporting bracket 1 in a clamping manner, so that the armpit supporting pad 9 can be conveniently replaced, and the armpit supporting pad 9 and the handle pad 54 can be made of silica gel materials.

Preferably, the second locking mechanism 7 includes a second locking ball 71, a second locking sleeve 72, a second spring 73, a second fixing hole 74 disposed at the lower end of the handle holder 2, and a second locking hole 75 disposed on the locking body holder 3, the second locking sleeve 72 is fixedly connected in the second fixing hole 74, an opening 76 is disposed at one side of the second locking sleeve 72, the size of the opening 76 is smaller than the maximum size of the second locking ball 71, the second locking ball 71 and the second spring 73 are disposed in the second locking sleeve 72, the second spring 73 makes the second locking ball 71 adhere to the opening 76, one end of the second locking ball 71 passes through the opening 76 and then is clamped in the second locking hole 75, when the state of the crutch needs to be switched, the body holder 3 can be directly rotated by hand, the surface of the second locking ball 71 contacts with the surface of the body holder 3 and is pressed back into the second locking sleeve 72, thereby unlocking/locking the main body frame 3; the size of the opening 76 is directly related to the exposed area of the second locking ball 71, and when the size of the opening 76 is larger, the exposed area of the second locking ball 71 is larger, and when the elastic force of the second spring 73 is not changed, the larger the exposed area of the second locking ball 71 is, the larger the locking force to the main body frame 3 is.

As a preferred scheme, third locking mechanism 8 includes first locking plate 81, second lockplate 82 and first locking bolt 83, first locking plate 81 is located a lateral wall of main body support 3 lower extreme, second lockplate 82 is located another lateral wall of main body support 3 lower extreme, be equipped with the through-hole on the first locking plate 81, be equipped with the screw hole on the second lockplate 82, first locking bolt 83 passes behind the through-hole with screw hole threaded connection, third locking mechanism 8 slides and connects main body support 3 lower extreme, third locking mechanism 8 is used for restricting the support 4 rotation of moving away, can realize the locking/unblock to the support 4 of moving away to avoid possible earthquakes through rotating first locking bolt 83, simple structure, convenient to use.

As a preferred scheme, the shock-absorbing support 4 comprises a shock-absorbing leg post 41, a leg post adjusting rod 42, a rotary buckle 43, a fourth locking mechanism 44 and a shock-absorbing spring 45, wherein the rotary buckle 43 is rotatably connected with the lower end of the main body support 3, the upper end of the leg post adjusting rod 42 is fixedly connected with the rotary buckle 43, the upper end of the leg post adjusting rod 42 is sleeved in the lower end of the leg post adjusting rod 42, the shock-absorbing spring 45 is positioned in the shock-absorbing leg post 41, the upper end of the shock-absorbing spring 45 is fixedly connected with an upper limit block 46, the lower end of the shock-absorbing spring 45 is fixedly connected with a lower limit block 47, the upper limit block 46 is fixedly connected with the leg post adjusting rod 42 through the fourth locking mechanism 44, the lower limit block 47 is fixedly connected with the shock-absorbing leg post 41, the shock absorption of; further, the fourth locking mechanism 44 includes two fourth locking blocks 441, a fourth spring 442, a fourth locking hole 443 disposed on the leg-post adjusting rod 42, and a fourth sliding slot 444 disposed at the upper end of the shock-absorbing leg-post 41, the upper limiting block 46 is provided with a second avoiding hole, the fourth spring 442 is located in the second avoiding hole, one end of each of the two fourth locking blocks 441 is fixedly connected to both ends of the fourth spring 442, the fourth locking blocks 441 are slidably connected to the fourth sliding slot 444, the fourth locking blocks 441 pass through the fourth sliding slot 444 and are clamped in the fourth locking hole 443, the plurality of fourth locking holes 443 are uniformly distributed along the length direction of the leg-post adjusting rod 42, so as to facilitate adjustment of the extending length of the shock-absorbing leg-post 41, when the length of the shock-absorbing leg-post 41 needs to be adjusted, the fourth locking blocks 441 are pressed to be retracted into the fourth sliding slot 444, and then the leg-post 41 is pulled out/pushed in downward to adjust the height of the shock-absorbing bracket 4, as the suspension bracket 4 is pulled out/pushed in downward, the fourth locking piece 441 moves to the next fourth locking hole 443 and automatically pops out under the action of the fourth spring 442 to be engaged with the fourth locking hole 443.

As a preferable scheme, the lower end of the main body bracket 3 is fixedly connected with a cushion plate 31, so that the comfort level of a user can be improved in a chair state; in order to improve the durability of the crutch, the lower ends of the handle bracket and the shock-absorbing bracket can be provided with rubber pads.

The rotary connection can be realized in a mode of a pin shaft; the fixed connection is a conventional fixed connection mode such as welding or bolt fixing; the above embodiment is the preferred embodiment of the present invention, which is only used to facilitate the explanation of the present invention, it is not right to the present invention, which makes the restriction on any form, and any person who knows commonly in the technical field can use the present invention to make the equivalent embodiment of local change or modification without departing from the technical features of the present invention.

Claims (9)

1. The utility model provides a portable deformation of height is leaned on and is turned which characterized in that: including armpit support (1), handle support (2), main part support (3) and support (4) of moving away to avoid possible earthquakes, the armpit holds in the palm support (1) lower extreme and slides and connects handle support (2) upper end, and the armpit holds in the palm support (1) upper end and is equipped with armpit and holds in the palm pad (9), handle support (2) middle part is rotated and is connected main part support (3) upper end, and handle support (2) middle part is equipped with handle subassembly (5), support (4) upper end of moving away to avoid possible earthquakes rotates and connects main part support (3) lower extreme, handle support (2) upper end is equipped with first locking mechanism (6) that are used for locking armpit support (1), and handle support (2) lower extreme is equipped with second locking mechanism (7) that are used for locking main part support (3), main part support (3) lower extreme is equipped with third locking.

2. The portable deformation-type crutch with adjustable height of claim 1, further comprising: handle subassembly (5) include handle locking block (51), handle sleeve (52), handle spring (53), handle pad (54) and set up handle regulation hole (55) in handle support (2) middle part both sides, handle locking block (51) one end is slided and is connected handle sleeve (52) one end, handle spring (53) set up in handle sleeve (52) to be located between handle locking block (51) and handle sleeve (52), provide a power to handle sleeve (52) one end removal for handle locking block (51), handle locking block (51) other end and handle sleeve (52) other end joint respectively in handle regulation hole (55), handle pad (54) cup joint in handle sleeve (52) outside.

3. The portable deformation-type crutch with adjustable height of claim 1, further comprising: first locking mechanism (6) include two first locking piece (61), first stopper (62), first spring (63), set up in the armpit and hold in the palm first locating hole (64) of support (1) lower extreme and set up first regulation hole (65) at handle support (2) upper end both sides wall, first stopper (62) are installed in armpit support (1), and first stopper (62) middle part is equipped with first hole (66) of dodging, and first spring (63) are located first hole (66) of dodging, two first locking piece (61) one end is first spring (63) both ends of fixed connection respectively, and the joint is in first regulation hole (65) after first locating hole (64) is passed to first locking piece (61) other end, first regulation hole (65) have a plurality ofly along handle support (2) length direction equipartition.

4. The portable deformation-type crutch with adjustable height of claim 3, further characterized in that: the armpit support pad (9) is clamped at the other end of the armpit support bracket (1).

5. The portable deformation-type crutch with adjustable height of claim 1, further comprising: the second locking mechanism (7) comprises a second locking ball (71), a second locking sleeve (72), a second spring (73), a second fixing hole (74) formed in the lower end of the handle support (2) and a second locking hole (75) formed in the locking main body support (3), the second locking sleeve (72) is fixedly connected into the second fixing hole (74), an opening (76) is formed in one side of the second locking sleeve (72), the size of the opening (76) is smaller than the maximum size of the second locking ball (71), the second locking ball (71) and the second spring (73) are located in the second locking sleeve (72), the second locking ball (71) is attached to the opening (76) through the second spring (73), and one end of the second locking ball (71) is clamped in the second locking hole (75) after passing through the opening (76).

6. The portable deformation-type crutch with adjustable height of claim 1, further comprising: third locking mechanical system (8) are including first locking plate (81), second lockplate (82) and first locking bolt (83), first locking plate (81) are located main body support (3) lower extreme lateral wall, and second lockplate (82) are located another lateral wall of main body support (3) lower extreme, are equipped with the through-hole on first locking plate (81), are equipped with the screw hole on second lockplate (82), and first locking bolt (83) pass behind the through-hole with screw hole threaded connection, third locking mechanical system (8) connection main body support (3) lower extreme that slides.

7. The portable deformation-type crutch with adjustable height of claim 1, further comprising: shock absorber support (4) are including leg post (41) of moving away to avoid possible earthquakes, leg post regulation pole (42), rotation slipknot (43), fourth locking mechanism (44) and shock-absorbing spring (45), rotate slipknot (43) and rotate main part support (3) lower extreme, leg post regulation pole (42) upper end fixed connection rotates slipknot (43), and leg post regulation pole (42) upper end cup joints in leg post regulation pole (42) lower extreme, shock-absorbing spring (45) are located leg post (41) of moving away to avoid possible earthquakes, spacing block (46) are gone up to shock-absorbing spring (45) upper end fixedly connected with, spacing block (47) under shock-absorbing spring (45) lower extreme fixedly connected with, go up spacing block (46) through fourth locking mechanism (44) fixed connection leg post regulation pole (42), spacing block (47) fixed connection shock-absorbing leg post (41) down.

8. The portable deformation-type crutch with adjustable height of claim 7, further comprising: the fourth locking mechanism (44) comprises two fourth locking blocks (441), a fourth spring (442), a fourth locking hole (443) formed in the leg post adjusting rod (42) and a fourth sliding groove (444) formed in the upper end of the shock-absorbing leg post (41), the upper limiting block (46) is provided with a second avoiding hole, the fourth spring (442) is located in the second avoiding hole, one end of each fourth locking block (441) is fixedly connected with the two ends of the fourth spring (442), the fourth locking blocks (441) are connected in the fourth sliding groove (444) in a sliding mode, the fourth locking blocks (441) penetrate through the fourth sliding groove (444) and then are clamped in the fourth locking holes (443), and the fourth locking holes (443) are provided with a plurality of locking holes which are uniformly distributed along the length direction of the leg post adjusting rod (42).

9. The portable deformation-type crutch with adjustable height of claim 1, further comprising: the lower end of the main body support (3) is fixedly connected with a backing plate (31).

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