CN215960476U

CN215960476U - Adjustable artificial limb on human body

Info

Publication number: CN215960476U
Application number: CN202121555069.2U
Authority: CN
Inventors: 吴坚
Original assignee: Danyang Reborn Rehabilitation Equipment Co ltd
Current assignee: Danyang Reborn Rehabilitation Equipment Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-03-08
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses an adjustable artificial limb on a human body, which relates to the technical field of adjustable artificial limbs on the human body and comprises an elbow joint, wherein an installation mechanism is arranged on the right side of the elbow joint, a connecting mechanism is arranged on the left side of the elbow joint, an adjusting mechanism is arranged on the right side of the elbow joint, and a supporting mechanism is arranged on the left side of the elbow joint. The artificial limb support device is reasonable in design structure, the sliding sleeve A and the sliding sleeve B can move in the cavity through the matching among the support rod A, the sliding sleeve B and the support rod A when the screw column A and the screw column B move, the purpose of supporting the forearm is achieved, meanwhile, the sliding plate supports the screw sleeve through the matching among the sliding plate, the screw sleeve, the hexagonal plate and the sliding groove, the screw sleeve cannot rotate when the hexagonal plate rotates under the action of the support rod A and the support rod B, the purpose of artificial limb length is achieved, the artificial limb can be produced in advance, the length of the forearm of a patient does not need to be measured before production, and the requirement of the patient can be met timely.

Description

Adjustable artificial limb on human body

Technical Field

The utility model relates to the technical field of adjustable artificial limbs on a human body, in particular to an adjustable artificial limb on a human body.

Background

With the development of society, various industrial accidents, traffic accidents, earthquakes and other natural disasters, various disabled people continuously appear, how to improve the life quality and the work quality of the disabled people, especially the life quality of people with upper limb loss is the responsibility of the whole society, and the appearance of various artificial limbs brings great convenience to the disabled people.

According to the chinese patent with application number 201510558330.7, an upper artificial limb arm tube is disclosed, which can achieve the effect of simulating human arms in appearance, but when in use, the length of the artificial limb cannot be adjusted according to the length of the real human forearm, and further, when the patient needs to customize in advance. Therefore, an adjustable artificial limb on a human body is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims to make up the defects of the prior art and provides an adjustable artificial limb on a human body.

II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an artificial limb on human body with adjustable, includes the elbow joint, the right side of elbow joint is provided with installation mechanism, the left side of elbow joint is provided with coupling mechanism, the right side of elbow joint is provided with adjustment mechanism, the left side of elbow joint is provided with supporting mechanism.

Further, the elbow joint includes big arm, pin pole, arc piece and round pin cap, the surface and the arc piece of pin pole rotate to be connected, the inside and the pin pole of big arm are located the outside surface rotation of arc piece and are connected, the both ends at the pin pole are cup jointed to the round pin cap.

Further, installation mechanism includes an arm section of thick bamboo and through-hole, the left surface of an arm section of thick bamboo and the right flank fixed connection of big arm, the through-hole is seted up on the lateral wall of an arm section of thick bamboo.

Further, coupling mechanism includes backing plate, branch A, sliding sleeve A and silk post A, the left surface of backing plate and the right flank fixed connection of arc piece, the left end of branch A and the right flank fixed connection of backing plate, sliding sleeve A's left surface and branch A's right-hand member fixed connection, silk post A's left surface and the right flank fixed connection of backing plate.

Further, adjustment mechanism includes silk braid, hexagonal board, sleeve, spout, slide and cavity, the inner wall and the silk post A threaded connection of silk braid, the surface and the hexagonal board fixed connection of silk braid, the surface and the telescopic inner wall of silk braid rotate to be connected, the slide is close to the one side fixed connection of hexagonal board with the sleeve.

Further, the spout is seted up on the left and right sides of hexagonal board, the slide is located the inside of spout, slide and spout sliding connection, the cavity is seted up on telescopic side, sliding sleeve A is located the inside of left side cavity, sliding sleeve A's surface and the inner wall sliding connection of cavity.

Further, supporting mechanism includes forearm, branch B, sliding sleeve B and silk post B, the surface of silk post B and the inner wall threaded connection of silk sleeve, the right flank of silk post B and the right flank fixed connection of forearm, the right-hand member of branch B and the left surface fixed connection of forearm, the right flank of sliding sleeve B and the left end fixed connection of branch B, sliding sleeve B is located the inside of right side cavity, sliding sleeve B and the inner wall sliding connection of left side cavity.

Furthermore, the sliding plate is fixedly connected with a clamping plate on one side far away from the sleeve, the clamping plate is located inside the sliding groove, and the clamping plate is connected with the sliding groove in a sliding mode.

Thirdly), the beneficial effects are as follows:

compared with the prior art, the adjustable artificial limb on the human body has the following beneficial effects:

according to the utility model, through the matching among the silk sleeve, the silk column A, the silk column B and the hexagonal plate, the silk sleeve can be driven to rotate when the hexagonal plate rotates, so that the purpose of moving the silk column A and the silk column B to two sides is realized, then through the matching among the support rod A, the sliding sleeve B and the support rod A, the sliding sleeve A and the sliding sleeve B move in the cavity when the silk column A and the silk column B move, so that the aim of supporting the forearm is realized, meanwhile, through the matching among the sliding plate, the silk sleeve, the hexagonal plate and the sliding groove, the sliding plate supports the silk sleeve, and under the action of the support rod A and the support rod B, when the hexagonal plate rotates, the silk sleeve cannot rotate, so that the purpose of the length of the artificial limb is realized, the artificial limb can be produced in advance, and the length of the forearm of the patient does not need to be measured before production, so that the requirement of the patient can be timely solved.

According to the utility model, through the matching among the large arm, the pin rod, the arc-shaped block and the pin cap, the large arm and the arc-shaped block can rotate with the central axis of the pin rod as an axis, so that the purpose of rotating the large arm and the small arm is realized, through the matching between the arm cylinder and the through hole, the large arm of the real person is arranged in the arm cylinder, and the through hole can dissipate heat after being worn for a long time by a patient, so that the purpose of comfort when the patient uses the arm cylinder is realized.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic diagram of an explosive structure according to the present invention;

FIG. 3 is a schematic diagram of an exploded structure of the sleeve and hexagonal plate of the present invention;

FIG. 4 is a schematic cross-sectional view of the present invention;

FIG. 5 is a schematic illustration of an exploded view of the elbow joint of the present invention;

fig. 6 is an enlarged schematic view of a structure shown in fig. 4 according to the present embodiment.

In the figure: 1. an elbow joint; 101. a large arm; 102. a pin rod; 103. an arc-shaped block; 104. a pin cap; 2. an installation mechanism; 201. an arm cylinder; 202. a through hole; 3. a connecting mechanism; 301. a base plate; 302. a strut A; 303. a sliding sleeve A; 304. a silk pole A; 4. an adjustment mechanism; 401. sleeving the silk; 402. a hexagonal plate; 403. a sleeve; 404. a chute; 405. a slide plate; 406. a cavity; 5. a support mechanism; 501. a small arm; 502. a strut B; 503. a sliding sleeve B; 504. a silk pole B; 6. and (4) clamping the board.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

As shown in fig. 1 to 5, the present invention provides a technical solution: an adjustable artificial limb on a human body comprises an elbow joint 1.

The wrist joint 1 comprises a large arm 101, a pin 102, an arc-shaped block 103 and a pin cap 104.

The outer surface of the pin 102 is rotatably connected to the arc-shaped block 103, and the inner portion of the large arm 101 is rotatably connected to the outer surface of the pin 102 located outside the arc-shaped block 103.

The arc-shaped block 103 and the large arm 101 are embedded with bearings at the position of the pin rod 102, and the bearings are sleeved on the outer surface of the pin rod 102.

The pin caps 104 are sleeved on both ends of the pin rod 102.

The pin cap 104 is arranged, so that the pin rod 102 is not easy to fall off the large arm 101 and the arc-shaped block 103 when in use.

The right side of the elbow joint 1 is provided with an installation mechanism 2.

The mounting mechanism 2 includes an arm cylinder 201 and a through hole 202.

The left side surface of the arm cylinder 201 is fixedly connected with the right side surface of the large arm 101, and the through hole 202 is formed in the side wall of the arm cylinder 201.

The real arm of the patient is arranged inside the arm cylinder 201, and then the skin inside the arm cylinder 201 can be cooled through the through hole 202.

The left side of the elbow joint 1 is provided with a connecting mechanism 3.

The connecting mechanism 3 comprises a backing plate 301, a support rod A302, a sliding sleeve A303 and a wire column A304.

The left side of the backing plate 301 is fixedly connected with the right side of the arc-shaped block 103, and the left end of the strut A302 is fixedly connected with the right side of the backing plate 301.

The base plate 301 is supported by the support rod a302, and the base plate 301 moves to drive the support rod a302 to move.

The left side of the sliding sleeve A303 is fixedly connected with the right end of the support rod A302, and the left side of the wire column A304 is fixedly connected with the right side of the backing plate 301.

When the wire column A304 moves, the base plate 301 is driven to move, and then the sliding sleeve A303 can move under the action of the support rod A302.

The right side of the elbow joint 1 is provided with an adjusting mechanism 4.

The adjusting mechanism 4 comprises a wire sleeve 401, a hexagonal plate 402, a sleeve 403, a sliding groove 404, a sliding plate 405 and a cavity 406.

The inner wall of the screw sleeve 401 is in threaded connection with the screw column A304, and the outer surface of the screw sleeve 401 is fixedly connected with the hexagonal plate 402.

The thread bushing 401 can be rotated by the hexagonal plate 402, and the thread pillar a304 can be moved,

the outer surface of the thread sleeve 401 is rotatably connected with the inner wall of the sleeve 403, and the sliding plate 405 is fixedly connected with one surface of the sleeve 403 close to the hexagonal plate 402.

The sleeve 403 is embedded with a bearing at the position of the thread bushing 401, and the bearing is sleeved on the outer surface of the thread bushing 401.

The chute 404 is opened on the left and right sides of the hexagonal plate 402, the slide plate 405 is located inside the chute 404, and the slide plate 405 is slidably connected to the chute 404.

The slide plate 405 supports the sleeve 403 while the hexagonal plate 402 rotates so that the sleeve 403 does not rotate.

The cavity 406 is arranged on the side surface of the sleeve 403, the sliding sleeve A303 is positioned inside the cavity 406 at the left side, the outer surface of the sliding sleeve A303 is connected with the inner wall of the cavity 406 in a sliding way,

the sliding sleeve a303 is positioned inside the cavity 406, so that the wire column a304 does not fall off the wire sleeve 401 when moving.

The left side of the elbow joint 1 is provided with a support mechanism 5.

The support mechanism 5 comprises a small arm 501, a strut B502, a sliding sleeve B503 and a wire column B504.

The outer surface of the screw column B504 is in threaded connection with the inner wall of the screw sleeve 401, and the right side surface of the screw column B504 is fixedly connected with the right side surface of the small arm 501.

When the screw sleeve 401 rotates, the screw column B504 can move, and further the small arm 501 can be driven to move.

The right end of the strut B502 is fixedly connected with the left side surface of the small arm 501, the right side surface of the sliding sleeve B503 is fixedly connected with the left end of the strut B502, the sliding sleeve B503 is positioned inside the right cavity 406, and the sliding sleeve B503 is in sliding connection with the inner wall of the left cavity 406.

The movement of the arm 501 drives the rod B502 to move, so that the sliding sleeve B503 moves inside the left cavity 406.

One side of the sliding plate 405 far away from the sleeve 403 is fixedly connected with a clamping plate 6, the clamping plate 6 is located inside the sliding groove 404, and the clamping plate 6 is connected with the sliding groove 404 in a sliding mode.

The sliding plate 405 does not separate from the sliding groove 404 when moving inside the sliding groove 404 by the clamping plate 6

The working principle is as follows: can make silk braid 401 rotate through rotating hexagonal board 402, can make silk post A304 and silk post B504 remove when silk braid 401 rotates, and then drive backing plate 301 and forearm 501 and remove, backing plate 301 can drive branch A302 and remove when removing, make sliding sleeve A303 can remove in the inside of left side cavity 406, can make branch B502 remove when forearm 501 removes, make sliding sleeve B503 remove in the inside of right side cavity 406, and then make silk post A304 and silk post B504 can not break away from silk braid 401 through branch A302 and branch B502, it is more convenient that arc piece 103 and big arm 101 rotate under the effect of pin 102 simultaneously, and then can adjust the distance between backing plate 301 and the forearm 501 according to patient's demand.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An adjustable artificial limb on human body, comprising an elbow joint (1), characterized in that: the right side of elbow joint (1) is provided with installation mechanism (2), the left side of elbow joint (1) is provided with coupling mechanism (3), the right side of elbow joint (1) is provided with adjustment mechanism (4), the left side of elbow joint (1) is provided with supporting mechanism (5).

2. The adjustable artificial limb on the human body according to claim 1, wherein: elbow joint (1) is including big arm (101), round pin pole (102), arc piece (103) and round pin cap (104), the surface and the arc piece (103) of round pin pole (102) are rotated and are connected, the inside and the round pin pole (102) of big arm (101) are located the outside surface rotation of arc piece (103) and are connected, round pin cap (104) cup joint the both ends at round pin pole (102).

3. The adjustable artificial limb on the human body according to claim 1, wherein: the mounting mechanism (2) comprises an arm cylinder (201) and a through hole (202), the left side surface of the arm cylinder (201) is fixedly connected with the right side surface of the large arm (101), and the through hole (202) is formed in the side wall of the arm cylinder (201).

4. The adjustable artificial limb on the human body according to claim 2, wherein: coupling mechanism (3) include backing plate (301), branch A (302), sliding sleeve A (303) and silk post A (304), the left surface of backing plate (301) and the right flank fixed connection of arc piece (103), the left end of branch A (302) and the right flank fixed connection of backing plate (301), the left surface of sliding sleeve A (303) and the right-hand member fixed connection of branch A (302), the left surface of silk post A (304) and the right flank fixed connection of backing plate (301).

5. The adjustable artificial limb on the human body according to claim 4, wherein: adjustment mechanism (4) include silk braid (401), hexagonal board (402), sleeve (403), spout (404), slide (405) and cavity (406), the inner wall and the silk post A (304) threaded connection of silk braid (401), the surface and hexagonal board (402) fixed connection of silk braid (401), the surface of silk braid (401) rotates with the inner wall of sleeve (403) to be connected, slide (405) and sleeve (403) are close to the one side fixed connection of hexagonal board (402).

6. The adjustable artificial limb on the human body according to claim 5, wherein: the utility model discloses a sliding sleeve, including six sideboard (402), spout (404) are seted up on the left and right sides side of hexagon board (402), slide (405) are located the inside of spout (404), slide (405) and spout (404) sliding connection, cavity (406) are seted up on the side of sleeve (403), sliding sleeve A (303) are located the inside of left side cavity (406), the surface of sliding sleeve A (303) and the inner wall sliding connection of cavity (406).

7. The adjustable artificial limb on the human body according to claim 5, wherein: supporting mechanism (5) include forearm (501), branch B (502), sliding sleeve B (503) and silk post B (504), the outer surface of silk post B (504) and the inner wall threaded connection of silk sleeve (401), the right flank of silk post B (504) and the right flank fixed connection of forearm (501), the right-hand member of branch B (502) and the left surface fixed connection of forearm (501), the right flank of sliding sleeve B (503) and the left end fixed connection of branch B (502), sliding sleeve B (503) are located the inside of right side cavity (406), sliding sleeve B (503) and the inner wall sliding connection of left side cavity (406).

8. The adjustable artificial limb on the human body according to claim 5, wherein: one side of the sliding plate (405) far away from the sleeve (403) is fixedly connected with a clamping plate (6), the clamping plate (6) is located inside the sliding groove (404), and the clamping plate (6) is in sliding connection with the sliding groove (404).