CN219480759U

CN219480759U - Lower limb rehabilitation exercise device

Info

Publication number: CN219480759U
Application number: CN202222964626.7U
Authority: CN
Inventors: 王晶晶; 程蓓; 仲小霞; 魏清清; 郭丹; 周媛苑
Original assignee: Nanjing Drum Tower Hospital
Current assignee: Nanjing Drum Tower Hospital
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-08-08
Anticipated expiration: 2032-11-08

Abstract

The utility model belongs to the field of medical equipment, and particularly relates to a lower limb rehabilitation exercise device which comprises a fixing mechanism, wherein a lifting mechanism is arranged on the fixing mechanism. According to the utility model, through the structures such as the fixed mount, the threaded rod and the clamping plate, the fixed mount can be fixedly arranged on a sickbed, so that a patient can be exercised by being pricked on the sickbed, the patient is prevented from being required to be transferred to other equipment during exercise, secondary injury is caused to the patient, after the fixed mount is fixed at a proper position on the sickbed, the foot of the patient is placed on the placement seat, the foot is fixed by the elastic belt, then the rotating handle drives the worm to rotate, the worm is used for driving the worm wheel to rotate, the rotating shaft can be driven to rotate, the gear is driven to rotate along with the rotating shaft, and the gear can drive the rack to move up and down in the storage barrel when being rotated forward or backward, so that lifting movement can be carried out on the lower limb of the patient, and rehabilitation exercise is facilitated on the patient.

Description

Lower limb rehabilitation exercise device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a lower limb rehabilitation exercise device.

Background

In surgery, for fracture patients, devices such as gypsum and the like capable of assisting in fixation are often needed to fix an affected part, then the patients are kept still, and the patients cannot move easily in the rest process, especially for lower limb fracture patients, as leg parts cannot move for a long time, sequelae such as stiff lower limbs and inflexible extension easily occur, muscle atrophy is caused, and later mobility is influenced, so that in early postoperative period, the patients need to exercise joint mobility, prevent postoperative complications, improve knee joint mobility range and recover walking ability, and the final curative effect of the surgery is better.

The prior patent (publication number: CN 214971504U) discloses a leg rehabilitation training device, which comprises a pulley bar, a platform for placing soles and a plurality of pulleys, wherein the pulley bar is fixedly arranged below the platform, and the pulleys are rotationally connected with the pulley bar. The inventor finds that the following problems in the prior art are not solved well in the process of realizing the scheme: when the device is used, a patient needs to be transferred to the device from a sickbed to train, and for long-term bedridden nursing patients with inconvenient actions, wound recurrence is easy to cause secondary injury during transfer, so that the lower limb rehabilitation exercise device is provided.

Disclosure of Invention

The utility model aims to provide a lower limb rehabilitation exercise device which can effectively perform rehabilitation exercise on patients with mobility impairment.

The technical scheme adopted by the utility model is as follows:

the utility model provides a lower limb rehabilitation exercise device, includes fixed establishment, be provided with elevating system on the fixed establishment, fixed establishment includes mount, fixed connection be in backup pad on the mount inner wall, rotate to be connected threaded rod in the backup pad, rotate to be connected the splint on threaded rod top, set up the knob of threaded rod bottom, elevating system includes fixed connection be in containing box on the mount, rotate to be connected the inside pivot of containing box, setting are in the gear of pivot one end, setting are in worm wheel at pivot middle part, swing joint worm on the worm wheel, setting are in the commentaries on classics of worm one end handle, setting are in the inside containing cylinder of containing box, swing joint are in the inside rack of containing cylinder, fixed connection be in connecting plate at rack top, setting are in place the seat on the connecting plate.

Based on the technical scheme, the application principle and the generated technical effects are as follows:

when needs are taken exercise, firstly place the mount on the sick bed, make the inner wall of mount tightly support the surface at the sick bed, then rotate the knob, make it drive the threaded rod rotate, can drive splint upwards to press from both sides tightly bottom the sick bed, thereby with mount fixed mounting on the sick bed, can make to prick up on the sick bed and can take exercise the patient, need shift the patient to other equipment when avoiding taking exercise, cause secondary injury to the patient, after fixing the mount in the suitable position on the sick bed, place the foot of patient on placing the seat, and fix the foot with the elastic webbing, then rotate the commentaries on classics handle and drive the worm rotation, and utilize the worm to drive the worm wheel rotation, can drive the pivot rotation, thereby drive the gear and rotate thereupon, the gear can drive the rack and reciprocate in the receiving section of thick bamboo when forward or reverse rotation, thereby drive the connecting plate and place the seat and reciprocate, can carry out lifting motion to the patient's low limbs, be convenient for take exercise the patient, avoid it to long-term, lead to low limbs muscle atrophy, stretch inflexible, and because the worm with have the auto-lock performance, when not taking exercise the worm wheel, can be high to place and carry out the position and carry out the fixed position after can also be high to the local and promote the local blood circulation, the swelling is high to the patient.

The noun, conjunctive or adjective parts referred to in the above technical solutions are explained as follows:

worm gear: the worm gear and worm transmission is composed of a worm and a worm wheel, and is used for transmitting motion and power between staggered shafts, the staggered angle of the two shafts is 90 degrees, in the general worm transmission, the worm is taken as a driving piece, the worm is similar to a bolt in appearance, the worm wheel is much like a helical gear, when the worm gear and worm transmission works, worm wheel teeth slide and roll along the helical surface of the worm, and in order to improve the contact condition of the gear teeth, the worm wheel is made into a circular arc shape along the tooth width direction, so that the worm part is wrapped;

a threaded rod: the transmission element is the transmission element most commonly used on tool machinery and precision machinery, and has the main functions of converting rotary motion into linear motion or converting torque into axial repeated acting force, and simultaneously has the characteristics of high precision, reversibility and high efficiency;

the fixed connection refers to the connection without any relative movement after the parts or components are fixed;

the movable connection refers to a connection which can keep relative movement after fixing parts or components.

The technical scheme of the utility model has the following beneficial technical effects:

according to the utility model, the fixing frame is placed on the sickbed, the inner wall of the fixing frame is tightly abutted against the surface of the sickbed, then the knob is rotated, the threaded rod is driven to rotate, the clamping plate can be driven to move upwards, the bottom of the sickbed is clamped, the fixing frame is fixedly arranged on the sickbed, the patient can be conveniently subjected to rehabilitation exercise, the patient is prevented from being transferred to other equipment during exercise, secondary injury is caused to the patient, after the fixing frame is fixed at a proper position on the sickbed, the foot of the patient is placed on the placing seat, the foot is fixed by the elastic belt, then the rotating handle drives the worm to rotate, the worm is driven to rotate by utilizing the worm to drive the rotating shaft to rotate, the gear is driven to rotate along with the rotating shaft, the gear can drive the rack to move up and down in the storage barrel, the connecting plate and the placing seat are driven to move up and down, the lower limb of the patient is conveniently subjected to rehabilitation exercise, the lower limb muscular atrophy of the patient is avoided, the worm and the lower limb and the patient is inflexible to have self-locking performance.

Drawings

FIG. 1 is a first perspective view of the overall structure of the present utility model;

FIG. 2 is a second perspective view of the overall structure of the present utility model;

fig. 3 is a schematic perspective view of the lifting mechanism of the present utility model.

Reference numerals:

100. a fixing mechanism; 101. a fixing frame; 102. a support plate; 103. a threaded rod; 104. a clamping plate; 105. a knob;

200. a lifting mechanism; 201. a storage box; 202. a rotating shaft; 203. a gear; 204. a worm wheel; 205. a worm; 206. a rotating handle; 207. a storage barrel; 208. a rack; 209. a connecting plate; 210. a placement seat; 211. a through hole; 212. an elastic band.

Detailed Description

The following description of the technical solutions in the embodiments of the present disclosure will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only some embodiments of the present disclosure, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments in this disclosure without inventive faculty, are intended to fall within the scope of this disclosure. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

A lower limb rehabilitation exercise device according to some embodiments of the present utility model is described below with reference to the accompanying drawings.

Embodiment one:

referring to fig. 1-3, the lower limb rehabilitation exercise device provided by the utility model comprises a fixing mechanism 100, wherein a lifting mechanism 200 is arranged on the fixing mechanism 100, the fixing mechanism 100 comprises a fixing frame 101, a supporting plate 102 fixedly connected to the inner wall of the fixing frame 101, a threaded rod 103 rotatably connected to the supporting plate 102, a threaded hole matched with the threaded rod 103 is formed in the middle of the supporting plate 102, a clamping plate 104 rotatably connected to the top end of the threaded rod 103 is arranged in the middle of the supporting plate 102, and a bearing and a knob 105 arranged at the bottom end of the threaded rod 103 are arranged between the clamping plate 104 and the threaded rod 103.

The number of the fixing frames 101 is two, and the two fixing frames 101 are symmetrically disposed on both sides of the storage box 201, and when fixing, the bed body can be clamped by the lower bottom surface of the fixing frame 101 and the upper top surface of the clamping plate 104, so that fixing can be performed.

Specifically, when needs are taken exercise, firstly place mount 101 on the sick bed, make the inner wall of mount 101 tightly support at the surface of sick bed, then rotate knob 105, make it drive threaded rod 103 and rotate, can drive splint 104 and upwards remove, press from both sides tightly the sick bed bottom to with mount 101 fixed mounting on the sick bed, can take exercise the patient, need shift other equipment with the patient when avoiding taking exercise on, cause the secondary injury to the patient.

Embodiment two:

in the above embodiment, as shown in fig. 1 to 3, the lifting mechanism 200 includes a storage box 201 fixedly connected to the fixing frame 101, a rotating shaft 202 rotatably connected to the inside of the storage box 201, a gear 203 disposed at one end of the rotating shaft 202, a worm wheel 204 disposed in the middle of the rotating shaft 202, a worm 205 movably connected to the worm wheel 204, a rotating handle 206 disposed at one end of the worm 205, a storage barrel 207 disposed inside the storage box 201, a rack 208 movably connected to the inside of the storage barrel 207, and engaged between the gear 203 and the rack 208, when the gear 203 rotates forward or backward, the rack 208 can be driven to move upward or downward, a connecting plate 209 fixedly connected to the top of the rack 208, a placement seat 210 disposed on the connecting plate 209, and an elastic belt 212 disposed on a side wall of the placement seat 210 for fixing the foot of the patient.

It should be noted that, the outer surface of the rotating shaft 202 is provided with a bearing seat, and the bearing seat is fixedly connected to the bottom of the inner wall of the storage box 201, and the bearing seat is provided to provide support for the rotating shaft 202 when it rotates.

Further, a through hole 211 matched with the gear 203 is formed on the side wall of the storage barrel 207, and the gear 203 is convenient to contact and mesh with the rack 208 by using the formed through hole 211.

On the other hand, the side wall of the rack 208 is provided with a guide bar, the side wall of the storage barrel 207 is provided with a guide groove matched with the guide bar, and the rack 208 can be guided through the guide bar and the guide groove in the up-and-down moving process, so that the moving stability of the rack is improved.

Specifically, after fixing the fixing frame 101 at a proper position on a patient's bed, the foot of the patient is placed on the placing seat 210, and the foot is fixed by the elastic belt 212, then the rotating handle 206 is rotated to drive the worm 205 to rotate, and the worm wheel 204 is driven to rotate by the worm 205, so that the rotating shaft 202 is driven to rotate, and the gear 203 is driven to rotate along with the rotating shaft, and the rack 208 is driven to move up and down in the containing barrel 207 when rotating forward or backward, so that the connecting plate 209 and the placing seat 210 are driven to move up and down, and then the lower limb of the patient can be lifted, so that rehabilitation exercise is facilitated for the patient, the patient is prevented from being bedridden for a long time, muscle atrophy of the lower limb is caused, the extension is inflexible, and the worm 205 and the worm wheel 204 have self-locking performance, so that when exercise is not performed, the patient can be supported and raised after the placing seat 210 is lifted to a moving height, local blood circulation is facilitated, local swelling is reduced, and the lifted height can be adjusted according to the use condition, and finally, the patient can be lifted by the leg support device.

In the present utility model, the term "plurality" means two or more, unless explicitly defined otherwise. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It will be understood that when an element is referred to as being "mounted," "secured" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. The lower limb rehabilitation exercise device comprises a fixing mechanism (100), and is characterized in that a lifting mechanism (200) is arranged on the fixing mechanism (100);

the fixing mechanism (100) comprises a fixing frame (101), a supporting plate (102) fixedly connected to the inner wall of the fixing frame (101), a threaded rod (103) rotatably connected to the supporting plate (102), a clamping plate (104) rotatably connected to the top end of the threaded rod (103), and a knob (105) arranged at the bottom end of the threaded rod (103);

the lifting mechanism (200) comprises a storage box (201) fixedly connected to the fixing frame (101), a rotating shaft (202) rotatably connected to the inside of the storage box (201), a gear (203) arranged at one end of the rotating shaft (202), a worm wheel (204) arranged at the middle of the rotating shaft (202), a worm (205) movably connected to the worm wheel (204), a rotating handle (206) arranged at one end of the worm (205), a storage barrel (207) arranged inside the storage box (201), a rack (208) movably connected to the inside of the storage barrel (207), a connecting plate (209) fixedly connected to the top of the rack (208), and a placing seat (210) arranged on the connecting plate (209).

2. The lower limb rehabilitation exercise device according to claim 1, wherein the middle part of the support plate (102) is provided with a threaded hole which is matched with the threaded rod (103).

3. The lower limb rehabilitation exercise device according to claim 1, wherein the number of the fixing frames (101) is two, and the two fixing frames (101) are symmetrically arranged on two sides of the storage box (201).

4. The lower limb rehabilitation exercise device according to claim 1, wherein a bearing seat is arranged on the outer surface of the rotating shaft (202), and the bearing seat is fixedly connected to the bottom of the inner wall of the storage box (201).

5. A lower limb rehabilitation exercise device according to claim 1, wherein the gear (203) and the rack (208) are intermeshed.

6. The lower limb rehabilitation exercise device according to claim 1, wherein a through hole (211) matched with the gear (203) is formed in the side wall of the storage barrel (207).

7. The lower limb rehabilitation exercise device according to claim 1, wherein a guide bar is arranged on the side wall of the rack (208), and a guide groove matched with the guide bar is arranged on the side wall of the storage barrel (207).