CN220237295U

CN220237295U - armpit crutch

Info

Publication number: CN220237295U
Application number: CN202321552970.3U
Authority: CN
Inventors: 陈顺红; 夏志明; 谭中平; 罗建华
Original assignee: Foshan Shun Kangtai Medical Equipment Co ltd
Current assignee: Foshan Shun Kangtai Medical Equipment Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-12-26
Anticipated expiration: 2033-06-16

Abstract

The utility model relates to the technical field of walking aids, and discloses an armpit crutch, which comprises: the armpit support comprises an armpit support handle, an armpit support rod, a holding pad, a handle and a support leg body, wherein a plurality of position adjusting holes are formed in the armpit support rod, a left nut, a left screw rod, a right nut, a right screw rod and an adjusting sleeve are arranged in the handle, and an adjusting hole communicated with the mounting hole is further formed in the upper side of the handle; the holding pad is detachably connected with the armpit supporting rod, and covers the adjusting hole. The armpit crutch supports the handle in a mode that the left screw and the right screw respectively extend into the adjusting holes on two sides, the handle is stably installed, on the other hand, the left screw and the right screw can be simultaneously separated from or extend into the adjusting holes to adjust the position of the handle by rotating the adjusting sleeve, the exposed position of the adjusting sleeve is covered by the detachable holding pad, the adjusting sleeve is not easy to be accidentally touched, and the safety is improved.

Description

Armpit crutch

Technical Field

The utility model relates to the technical field of walking aids, in particular to an underarm crutch.

Background

The underarm crutch is one of auxiliary tools for people with disabled lower limbs, postoperative rehabilitation patients and the like, and plays a role in assisting walking. Currently, armpit crutch with adjustable position of the grip is disclosed in CN202122765404.8, and the height of the armpit crutch can be adjusted. However, on one hand, only one side provided with the screw teeth has a supporting effect on the handle, and on the other hand, the height-adjusting button is exposed, so that the problems that the height is changed due to false touch or the handle is damaged due to touch are easily caused, and the safety is limited.

As can be seen, there is still room for improvement in the current underarm crutch.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the background art.

The present utility model provides an underarm crutch comprising: the armpit support comprises armpit support handles, armpit support rods, holding pads, grips and support leg bodies, wherein the number of the armpit support rods is two, the two armpit support rods are transversely arranged at intervals, the armpit support handles are connected with the top ends of the two armpit support rods, a plurality of position adjusting holes are formed in the armpit support rods, the position adjusting holes are vertically arranged at intervals, and the position adjusting holes transversely penetrate through the armpit support rods;

the handle is provided with a transversely-through mounting hole, and the upper side of the handle is also provided with an adjusting hole communicated with the mounting hole; the left nut and the right nut are fixedly connected with the handle, the rotation directions of the left nut and the right nut are opposite, the left screw is in threaded connection with the left nut, the left end of the left screw penetrates out of the handle and stretches into a left positioning hole, the right screw is in threaded connection with the right nut, the right end of the right screw penetrates out of the handle and stretches into a right positioning hole, the left side of the adjusting sleeve is in relatively sliding transmission connection with the left screw, and the right side of the adjusting sleeve is in relatively sliding transmission connection with the right screw; the adjusting sleeve is exposed at the adjusting hole;

the holding pad is detachably connected with the armpit supporting rods, the holding pad covers the adjusting holes, and the supporting leg body is connected with the lower ends of the armpit supporting rods.

The utility model has the beneficial effects that: the armpit crutch supports the handle in a mode that the left screw and the right screw respectively extend into the adjusting holes on two sides, the handle is stably installed, on the other hand, the left screw and the right screw can be simultaneously separated from or extend into the adjusting holes to adjust the position of the handle by rotating the adjusting sleeve, the exposed position of the adjusting sleeve is covered by the detachable holding pad, the adjusting sleeve is not easy to be accidentally touched, and the safety is improved.

As some sub-schemes of the technical scheme, the right end part of the left screw is provided with a left transmission block, the left end part of the right screw is provided with a right transmission block, the left side and the right side of the adjusting sleeve are respectively provided with a left turning hole and a right turning hole, the left transmission block stretches into the left turning hole to be in transmission connection with the adjusting sleeve, and the right transmission block stretches into the right turning hole to be in transmission connection with the adjusting sleeve.

As some sub-schemes of the above technical scheme, a transmission groove is further arranged on the outer wall of the adjusting sleeve, and the transmission groove is exposed at the adjusting hole.

As some sub-schemes of the above technical scheme, the transmission groove is square.

As some sub-schemes of the above technical scheme, the lower side of the holding pad is provided with a hook, the upper side of the grip is provided with a pad groove, the bottom wall of the pad groove is provided with a groove, and the hook is clamped into the groove.

As some sub-schemes of the above technical scheme, the upper end of the holding pad is further provided with an arc-shaped part protruding upwards.

As some sub-aspects of the above technical solution, the material of the grip pad is rubber.

As some sub-schemes of the technical scheme, the support leg body comprises a collecting piece and a leg rod, a first jack and a second jack are arranged on the upper side of the collecting piece, a third jack is arranged on the lower side of the collecting piece, a plurality of height adjusting holes are formed in the third jack and are distributed at vertical intervals, the height adjusting holes transversely penetrate through the hole wall of the third jack, a transverse height fixing through hole is formed in the leg rod, a height fixing rod is arranged in the height fixing through hole, and the height fixing rod penetrates through the height fixing through hole and one of the height adjusting holes.

As some sub-schemes of the above technical scheme, the collecting member includes a first inserting column, a second inserting column, a connecting ring and a third inserting column, the first inserting column, the second inserting column and the connecting ring are connected and extend upwards, the first jack is arranged on the top surface of the first inserting column, the second jack is arranged on the top surface of the second inserting column, the third inserting column is connected with the lower side of the connecting ring, the third jack is arranged on the bottom surface of the third inserting column, and the height-adjusting Kong Kaishe is on the third inserting column.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is an isometric view of an embodiment of an underarm crutch;

FIG. 2 is a schematic view of the structure of the grip;

FIG. 3 is a right side cross-sectional view of the underarm crutch;

fig. 4 is a partial enlarged view at B in fig. 3.

In the accompanying drawings: 1-an axillary support handle;

2-armpit supporting rods; 21-positioning holes;

3-a grip pad; 31-arc-shaped portion;

4-a grip; 41-mounting holes; 42-adjusting holes;

5-supporting leg bodies; 51-a first post; 52-a second post; 53-a connecting ring;

54-third plug; 55-foot bars;

61-left nut; 611-left drive block; 62-left screw; 63-right nut; 64-right screw; 641-right drive block; 65-adjusting sleeve; 651-left turn hole; 652-right turn hole; 653-drive trough.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, the meaning of a number is not quantitative, and the meaning of a number is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and the meaning of above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated. Appear throughout and/or represent three parallel schemes, e.g., a and/or B represent a scheme that is met by a, a scheme that is met by B, or a scheme that is met by a and B simultaneously.

In the description of the utility model, there are phrases containing a plurality of parallel features, where the phrase defines a feature that is closest, for example: b, C provided on A, E connected with D, which means that B is provided on A, E connected with D, and C is not limited; but for the words representing the relationship between features, such as "spaced arrangement", "annular arrangement", etc., do not belong to this category. The phrase preceded by a "homonym" indicates that all features in the phrase are defined, e.g., B, C, D, all disposed on a, and B, C and D are disposed on a. The sentence of the subject is omitted, and the omitted subject is the subject of the previous sentence, namely, B is arranged on A and comprises C, B is arranged on A, and A comprises C.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Embodiments of the present utility model are described below with reference to fig. 1 to 4.

This embodiment relates to an underarm crutch, comprising: the armpit support comprises an armpit support handle 1, armpit support rods 2, a holding pad 3, a handle 4 and support leg bodies 5, wherein the number of the armpit support rods 2 is two, the two armpit support rods 2 are transversely arranged at intervals, the armpit support handle 1 is connected with the top ends of the two armpit support rods 2, a plurality of position adjusting holes 21 are formed in the armpit support rods 2, the position adjusting holes 21 are vertically distributed at intervals, and the position adjusting holes 21 transversely penetrate through the armpit support rods 2;

the handle 4 is provided with a mounting hole 41 which is transversely penetrated, and the upper side of the handle 4 is also provided with an adjusting hole 42 which is communicated with the mounting hole 41; the left nut 61, the left screw rod 62, the right nut 63, the right screw rod 64 and the adjusting sleeve 65 are arranged in the mounting hole 41, the left nut 61 and the right nut 63 are fixedly connected with the grip 4, the left nut 61 and the right nut 63 are reversely rotated, the left screw rod 62 is in threaded connection with the left nut 61, the left end of the left screw rod 62 penetrates out of the grip 4 and stretches into the left positioning hole 21, the right screw rod 64 is in threaded connection with the right nut 63, the right end of the right screw rod 64 penetrates out of the grip 4 and stretches into the right positioning hole 21, the left side of the adjusting sleeve 65 is in relatively sliding transmission connection with the left screw rod 62, and the right side of the adjusting sleeve 65 is in relatively sliding transmission connection with the right screw rod 64; the adjusting sleeve 65 is exposed at the adjusting hole 42;

the holding pad 3 is detachably connected with the armpit supporting rod 2, the holding pad 3 covers the adjusting hole 42, and the supporting leg body 5 is connected with the lower end of the armpit supporting rod 2.

On the one hand, the armpit crutch supports the handle 4 in a mode that the left screw rod 62 and the right screw rod 64 respectively extend into the adjusting holes 42 on two sides, the handle 4 is firmly installed, on the other hand, the left screw rod 62 and the right screw rod 64 can be simultaneously separated from or extend into the adjusting holes 42 to adjust the position of the handle 4 by rotating the adjusting sleeve 65, and the exposed position of the adjusting sleeve 65 is covered by the detachable holding pad 3, so that the adjusting sleeve 65 is not easy to be accidentally touched, and the safety is improved.

Specifically, in this embodiment, the armpit supporting rods 2 respectively located on the left side and the right side are provided with the positioning holes 21, the left end of the left screw 62 extends into the positioning hole 21 located on the left side, and the right end of the right screw 64 extends into the positioning hole 21 located on the right side in the state of fixing the grip 4. When the position of the grip 4 needs to be adjusted, the adjusting sleeve 65 is rotated, the left screw 62 and the right screw 64 are simultaneously rotated by the adjusting sleeve 65, the left screw 62 and the right screw 64 are respectively moved in the axial direction under the restriction of the left nut 61 and the right nut 63, and the left screw 62 and the right screw 64 can simultaneously withdraw from the positioning hole 21 because the rotation directions of the left nut 61 and the right nut 63 are opposite, and at this time, the height position of the grip 4 can be adjusted. After the handle 4 is adjusted to a required height, the adjusting sleeve 65 is rotated in the opposite direction, so that the left screw 62 and the right screw 64 simultaneously extend outwards through the left nut 61 and the right nut 63 and respectively enter the positioning holes 21 on the left side and the right side, and the position of the handle 4 is fixed again.

Further, a left transmission block 611 is disposed at a right end portion of the left screw 62, a right transmission block 641 is disposed at a left end portion of the right screw 64, a left rotation hole 651 and a right rotation hole 652 are disposed on a left side and a right side of the adjusting sleeve 65, the left transmission block 611 extends into the left rotation hole 651 to be in transmission connection with the adjusting sleeve 65, and the right transmission block 641 extends into the right rotation hole 652 to be in transmission connection with the adjusting sleeve 65. The left and right driving blocks 611 and 641 are respectively inserted into the left and right rotation holes 651 and 652, and the left and right screws 62 and 64 are simultaneously driven to rotate by the rotation of the adjusting sleeve 65. Meanwhile, since the left and right driving blocks 611 and 641 are respectively inserted into the left and right turning holes 651 and 652, respectively, the left and right screws 62 and 64 can also be slid, and by this structure, the left and left screws 62 of the adjusting sleeve 65 are relatively slidably driven and connected, and the right and right screws 64 of the adjusting sleeve 65 are relatively slidably driven and connected.

Further, a transmission groove 653 is further provided on the outer wall of the adjusting sleeve 65, and the transmission groove 653 is exposed at the adjusting hole 42. By providing the transmission groove 653, when it is necessary to rotate the adjustment sleeve 65, insertion of the shaft into the transmission groove 653 can conveniently rotate the adjustment sleeve 65 to adjust the extension lengths of the left and right screws 62, 64. The transmission grooves 653 are square. The square structure of the transmission channel 653 is easy to process.

Further, a foot hooking is arranged at the lower side of the holding pad 3, a pad groove is arranged at the upper side of the grip 4, a groove is arranged on the bottom wall of the pad groove, the holding pad 3 is arranged at the pad groove, and the foot hooking is clamped into the groove. By arranging the hook legs and the grooves, the holding pad 3 can be conveniently assembled and disassembled with the grip 4. When the holding pad 3 is installed, only the hook leg of the holding pad 3 is needed to be directly clamped into the groove. When the holding pad 3 is disassembled, the two sides of the holding pad 3 are pinched to upwards clamp the holding pad, so that the holding pad 3 can be conveniently taken out from the pad groove.

The upper end of the holding pad 3 is also provided with an arc-shaped part 31 protruding upwards. By configuring the upwardly convex arc portion 31, the grip pad 3 can be more comfortable when holding the palm. The material of the holding pad 3 is rubber. The material of the holding pad 3 is rubber, so that the cost is low and the processing is easy.

Further, the support leg body 5 includes gathers piece and foot pole 55, the upside that gathers the piece is equipped with first jack and second jack, the downside that gathers the piece is equipped with the third jack, a plurality of height-adjusting hole has been seted up on the third jack, the height-adjusting hole is arranged along vertical interval, the height-adjusting hole is all along transversely running through the pore wall of third jack, be equipped with on the foot pole 55 along transversely fixing high through-hole, be equipped with in the high through-hole and decide high pole (not shown in the picture), it passes to decide high through-hole and one of them to decide high pole. The support leg body 5 is provided with two armpit support rods 2 connected with the collecting piece and the lower support leg 55, so that the basic support function can be realized by only arranging one support leg 55 on the armpit crutch, and the two support leg 55 are not required to be designed as the conventional armpit crutch at present. The underarm crutch can also adjust the height of the foot bar 55 to accommodate users of different heights. Specifically, when the height of the foot lever 55 needs to be adjusted, the height-setting lever is pulled out from the height-setting through hole and the height-adjusting hole, then the position of the foot lever 55 is adjusted along the third jack, and then the height-setting lever is passed through the height-setting through hole and the height-adjusting hole again, so that the adjustment of the height of the foot lever 55 is completed.

Further, the collecting member includes a first inserting column 51, a second inserting column 52, a connecting ring 53 and a third inserting column 54, the first inserting column 51, the second inserting column 52 and the connecting ring 53 are connected and extend upwards, the first inserting hole is formed in the top surface of the first inserting column 51, the second inserting hole is formed in the top surface of the second inserting column 52, the third inserting column 54 is connected with the lower side of the connecting ring 53, the third inserting hole is formed in the bottom surface of the third inserting column 54, and the height adjusting Kong Kaishe is formed in the third inserting column 54. The collecting member is provided with a connecting ring 53 of annular configuration in the middle, which makes the structure stable and reliable. The first inserting column 51, the second inserting column 52 and the third inserting column 54 are arranged in a structure, so that the two armpit supporting rods 2 and the foot rods 55 have larger connecting positions when being connected with the collecting piece, and the installation connection is more stable.

While the preferred embodiment of the present utility model has been described in detail, the utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the utility model, and these equivalent modifications and substitutions are intended to be included in the scope of the utility model as defined in the appended claims.

Claims

1. The armpit turns, its characterized in that: comprising the following steps: the armpit support comprises armpit support handles (1), armpit support rods (2), holding pads (3), handles (4) and supporting leg bodies (5), wherein the number of the armpit support rods (2) is two, the two armpit support rods (2) are transversely arranged at intervals, the armpit support handles (1) are connected with the top ends of the two armpit support rods (2), a plurality of position adjusting holes (21) are formed in the armpit support rods (2), the position adjusting holes (21) are vertically distributed at intervals, and the position adjusting holes (21) transversely penetrate through the armpit support rods (2);

the handle (4) is provided with a mounting hole (41) which is penetrated transversely, and the upper side of the handle (4) is also provided with an adjusting hole (42) which is communicated with the mounting hole (41); the left screw (62) is in threaded connection with the left screw (61), the left screw (62), the right screw (63), the right screw (64) and an adjusting sleeve (65), the left screw (61) and the right screw (63) are fixedly connected with the handle (4), the left screw (61) and the right screw (63) are in opposite rotation directions, the left screw (62) is in threaded connection with the left screw (61), the left end of the left screw (62) penetrates out of the handle (4) and stretches into the left positioning hole (21), the right screw (64) is in threaded connection with the right screw (63), the right end of the right screw (64) penetrates out of the handle (4) and stretches into the right positioning hole (21), the left side of the adjusting sleeve (65) is in relatively sliding transmission connection with the left screw (62), and the right side of the adjusting sleeve (65) is in relatively sliding transmission connection with the right screw (64); the adjusting sleeve (65) is exposed at the adjusting hole (42);

the holding pad (3) is detachably connected with the armpit supporting rod (2), the holding pad (3) covers the adjusting hole (42), and the supporting leg body (5) is connected with the lower end of the armpit supporting rod (2).

2. The underarm crutch of claim 1 wherein: the right end of left screw rod (62) is equipped with left drive piece (611), the left end of right screw rod (64) is equipped with right drive piece (641), the left side and the right side of adjusting collar (65) are equipped with left turn hole (651) and right turn hole (652) respectively, left drive piece (611) stretch into in left turn hole (651) with adjusting collar (65) transmission connection, right drive piece (641) stretch into in right turn hole (652) with adjusting collar (65) transmission connection.

3. The underarm crutch of claim 2 wherein: the outer wall of the adjusting sleeve (65) is also provided with a transmission groove (653), and the transmission groove (653) is exposed outside at the adjusting hole (42).

4. An underarm crutch according to claim 3, characterized in that: the transmission groove (653) is square.

5. The underarm crutch of claim 1 wherein: the lower side of the holding pad (3) is provided with a foot hooking, the upper side of the grip (4) is provided with a pad groove, the bottom wall of the pad groove is provided with a groove, and the foot hooking is clamped into the groove.

6. The underarm crutch of claim 5 wherein: the upper end of the holding pad (3) is also provided with an arc-shaped part (31) protruding upwards.

7. The underarm crutch of claim 5 wherein: the material of the holding pad (3) is rubber.

8. The underarm crutch of claim 1 wherein: the support leg body (5) comprises a collecting piece and a leg rod (55), wherein a first jack and a second jack are arranged on the upper side of the collecting piece, a third jack is arranged on the lower side of the collecting piece, a plurality of height adjusting holes are formed in the third jack and are distributed at intervals vertically, the height adjusting holes are all transversely communicated with the hole wall of the third jack, a transverse height fixing through hole is formed in the leg rod (55), a height fixing rod is arranged in the height fixing through hole, and the height fixing rod penetrates through the height fixing through hole and one of the height adjusting holes.

9. The underarm crutch of claim 8 wherein: the collecting piece comprises a first inserting column (51), a second inserting column (52), a connecting ring (53) and a third inserting column (54), wherein the first inserting column (51), the second inserting column (52) and the connecting ring (53) are connected and extend upwards, the first inserting hole is formed in the top surface of the first inserting column (51), the second inserting hole is formed in the top surface of the second inserting column (52), the third inserting column (54) is connected with the lower side of the connecting ring (53), the third inserting hole is formed in the bottom surface of the third inserting column (54), and the height adjusting device Kong Kaishe is arranged on the third inserting column (54).