CN210992844U

CN210992844U - Wrist joint exerciser

Info

Publication number: CN210992844U
Application number: CN201921958777.3U
Authority: CN
Inventors: 沈兰娟; 杨红萍; 杭灵燕; 林洪
Original assignee: Hangzhou First Peoples Hospital
Current assignee: Hangzhou First Peoples Hospital
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-07-14
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses a wrist joint exerciser, which comprises a base, wherein a rotary mechanism is arranged at the top end of the base, supporting plates are arranged at the top end and the bottom end of the inner wall of the rotary mechanism, an upper clamping plate and a lower clamping plate are respectively arranged at the inner ends of the two supporting plates in a rotating way, and the upper clamping plate and the lower clamping plate are matched to clamp the forearm of a patient; the right-hand member of cardboard rotates through the installation pole down and is equipped with the casing, and the casing is used for placing patient's fist. The rotary mechanism comprises an annular outer shell, the annular outer shell is arranged at the top end of the base, an annular inner shell is arranged in the annular outer shell in a rotary mode, and the supporting plate is fixedly arranged on the inner wall of the annular inner shell. The utility model discloses well reset spring casing increases wrist joint's atress in order to provide the pulling force, improves and tempers efficiency, and in addition, the forearm is placed at last cardboard and between the cardboard down, avoids putting and hinders, crushing the forearm, and at last, can also rotate the forearm smoothly through rotation mechanism to switch over convenient to use smoothly between upwards, the downswing.

Description

Wrist joint exerciser

Technical Field

The invention relates to the technical field of exercisers, in particular to a wrist joint exerciser.

Background

In the process of strenuous exercise or physical labor, the wrist joint may be hindered by large force, and the external force forces the wrist joint to move beyond the normal range, resulting in corresponding tissue damage such as ligament fascia of the wrist and the like, so that swelling, soreness and weakness of the wrist, tenderness and swelling in local parts occur at corresponding or opposite stress parts, and the functional movement of the wrist joint is limited due to muscle spasm.

The wrist joint needs to be treated in time after being injured, and the rehabilitation exercise is needed in the later treatment period. The existing wrist joint exercising method is that a handle arm is placed on a flat surface such as an armrest or a table top of a chair, a palm is clenched with a fist, and upward and downward swinging exercises are performed in a reciprocating mode. The exercise method does not need any equipment, the stress on the wrist is small, the exercise effect is poor, if the dumbbell and other instruments are used, the dumbbell is easy to fall off when being carelessly gripped by a patient, the patient is inconvenient to pick up, and the foot of the patient is easy to smash.

Disclosure of Invention

The invention aims to provide a wrist joint exerciser, when a patient needs to exercise a wrist joint, a small arm extends between an upper clamping plate and a lower clamping plate, a fist extends into a shell, the fist is swung up and down in a reciprocating mode, a reset spring resets the shell to provide tension, stress of the wrist joint is increased, exercise efficiency is improved, in addition, the small arm is placed between the upper clamping plate and the lower clamping plate, the small arm is prevented from being hurt, the small arm can be smoothly rotated through a rotating mechanism, so that the upper swing and the lower swing of the palm center upwards and the upper swing and the lower swing of the palm center downwards can be smoothly switched, and the wrist joint exerciser is convenient to use.

In order to realize the purpose of the invention, the invention adopts the following technical scheme: a wrist joint exerciser comprises a base, wherein a swing mechanism is arranged at the top end of the base, supporting plates are arranged at the top end and the bottom end of the inner wall of the swing mechanism, an upper clamping plate and a lower clamping plate are respectively and rotatably arranged at the inner ends of the two supporting plates, and the upper clamping plate and the lower clamping plate are matched to clamp a small arm of a patient;

the palm rest device comprises a lower clamping plate, a shell, a gripping rod, a reset plate body and a reset spring, wherein the lower clamping plate is arranged at the right end of the lower clamping plate;

the rotary mechanism comprises an annular outer shell, the annular outer shell is arranged on the top end of the base, an annular inner shell is arranged in the annular outer shell in a rotary mode, and the supporting plate is fixedly arranged on the inner wall of the annular inner shell.

Furthermore, annular rolling grooves are formed in the inner wall of the annular outer shell and the outer wall of the annular inner shell, and balls are uniformly arranged in the annular rolling grooves.

Further, the both ends of going up cardboard and lower cardboard all are equipped with the otic placode, the position department that otic placode and last cardboard, lower cardboard are connected all adopts the radius transition, two be equipped with buffer spring between the otic placode, buffer spring distributes along the length direction of otic placode.

Furthermore, the upper clamping plate and the lower clamping plate are arc-shaped plates with the same structure, and both the upper clamping plate and the lower clamping plate are made of elastic materials.

Furthermore, the top end of the shell is provided with a gripping rod, the right end of the shell is of a semicircular structure, the shell comprises a bottom plate and side plates, and the side plates are arranged at the circumferential edge of the bottom plate.

Furthermore, the bottom plate of the shell, the upper clamping plate and the lower clamping plate are provided with air holes.

Furthermore, the length of going up cardboard and lower cardboard equals, the left end of going up cardboard and lower cardboard is protruding in rotation mechanism's left end.

Furthermore, the top of base adopts the arc structure, and the tangent setting in arc structure and annular shell's bottom, the width of base is greater than the width of annular shell.

Compared with the prior art, the wrist joint exerciser adopting the technical scheme has the following beneficial effects:

when a patient needs to take exercise on the wrist joint, the small arm stretches into the upper clamping plate and the lower clamping plate, the palm of the hand stretches into the shell and makes a fist, the palm portion is swung upwards and downwards in a reciprocating mode, the reset spring resets the shell to provide pulling force, the stress on the wrist joint is increased, and the exercise efficiency is improved.

The small arm is placed between the upper clamping plate and the lower clamping plate, the small arm is prevented from being damaged and crushed, and can be smoothly rotated through the swing mechanism, so that the upward and downward swinging of the palm center and the downward and upward and downward swinging of the palm center can be smoothly switched, and the use is convenient.

Drawings

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

FIG. 2 is a front view of the embodiment;

FIG. 3 is a top view of the embodiment;

FIG. 4 is a side sectional view of the embodiment;

FIG. 5 is a perspective view of the embodiment at the position of the upper and lower clamping plates;

FIG. 6 is a perspective view of the case of the embodiment;

FIG. 7 is a schematic view illustrating upward swinging when the palm of the embodiment is facing upward;

FIG. 8 is a schematic view of the embodiment of swinging downward with palm facing downward.

Reference numerals: the clamping device comprises a base 1, a rotating mechanism 2, a ball 21, an annular outer shell 22, an annular inner shell 23, a supporting plate 4, an upper clamping plate 5, an ear plate 51, a buffer spring 6, a shell 71, a gripping rod 72, an installation rod 73, a reset plate body 74, a reset spring 75, an air hole 8 and a lower clamping plate 9.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

The wrist joint exerciser shown in fig. 1-4 comprises a base 1, wherein the top end of the base 1 is of an arc structure, the arc structure is tangent to the bottom end of an annular shell 22, and the width of the base 1 is larger than that of the annular shell 22; during the use, place base 1 on the desktop, base 1 is used for supporting and fixes annular shell 22, and the tangent setting in bottom of arc structure and annular shell 22 can increase the area of contact of base 1 top and annular shell 22 bottom, improves the dynamics that supports the stability, and in addition, base 1's width is greater than the width of annular shell 22, increases the area of contact between base 1 and the desktop, ensures that base 1 can stabilize and place.

As shown in fig. 1, 2, 4, 7 and 8, a rotary mechanism 2 is arranged at the top end of a base 1, the rotary mechanism 2 comprises an annular outer shell 22, the annular outer shell 22 is arranged at the top end of the base 1, an annular inner shell 23 is arranged in the annular outer shell 22 in a rotary manner, a support plate 4 is fixedly arranged on the inner wall of the annular inner shell 23, annular rolling grooves are formed in the inner wall of the annular outer shell 22 and the outer wall of the annular inner shell 23, and balls 21 are uniformly arranged in the annular rolling grooves; the annular inner shell 23 can rotate in the annular outer shell 22, so that the arm of a patient can rotate in the swing mechanism 2, the upward and downward swinging of the palm and the downward and upward and downward swinging of the palm are smoothly switched, the patient can exercise the wrist joint in multiple directions, and specifically, the balls 21 can roll in the two annular rolling grooves to reduce the friction resistance and facilitate the rotation of the annular inner shell 23.

As shown in fig. 2, 5, the top of 2 inner walls of rotation mechanism, the bottom all is equipped with backup pad 4, the inner of two backup pads 4 rotates respectively and is equipped with cardboard 5 and lower cardboard 9, go up cardboard 5 and lower cardboard 9 cooperation in order to grasp patient's forearm, the both ends of going up cardboard 5 and lower cardboard 9 all are equipped with otic placode 51, otic placode 51 and last cardboard 5, the position department that lower cardboard 9 is connected all adopts the radius angle transition, be equipped with buffer spring 6 between two otic placodes 51, buffer spring 6 distributes along the length direction of otic placode 51, it is the same arc of structure with lower cardboard 9 to go up cardboard 5, it all adopts the elastic material preparation to go up cardboard 5 and lower cardboard 9.

The swing mechanism 2 respectively fixes the upper clamping plate 5 and the lower clamping plate 9 through the two supporting plates 4, when in use, the upper clamping plate 5 and the lower clamping plate 9 are firstly shifted outwards by hands, the two ends of the upper clamping plate 5 and the two ends of the lower clamping plate 9 rotate around the inner ends of the supporting plates 4, then the small arm extends into the space between the upper clamping plate 5 and the lower clamping plate 9, under the elastic action of the buffer spring 6, the two lug plates 51 are mutually close to each other, so as to drive the upper clamping plate 5 and the lower clamping plate 9 to simultaneously clamp the small arm so as to clamp the small arm of a patient, the connecting positions of the lug plates 51, the upper clamping plate 5 and the lower clamping plate 9 are both designed by rounding transition, the phenomenon that the small arm of the patient is scratched by a ridge line is avoided, the upper clamping plate 5 and the lower clamping plate 9 are designed by arc plates with the same structure, the stress on the two sides of the small arm is ensured to be equal, the crush injury and the rest are avoided, the clamping stress that the patient forearm received can be reduced, the patient forearm of effectual protection.

The upper clamping plate 5 and the lower clamping plate 9 are equal in length, and the left ends of the upper clamping plate 5 and the lower clamping plate 9 protrude out of the left end of the rotating mechanism 2; go up cardboard 5 and lower cardboard 9's left end and stretch out in the left end of rotation mechanism 2, can increase the area of contact of cardboard 5, lower cardboard 9 and patient forearm, make the forearm atress even, reduce the pressure on the patient forearm, avoid taking place to weigh, put the phenomenon of hindering the forearm, and then improve user experience, ensure safe handling.

As shown in fig. 1, 3, 4 and 6, the right end of the lower clamping plate 9 is provided with a casing 71 through a rotation of a mounting rod 73, the casing 71 is used for placing the palm of a patient, a gripping rod 72 is arranged at the top end of the casing 71, the right end of the casing 71 adopts a semicircular structure, the casing 71 comprises a bottom plate and side plates, the side plates are arranged at the circumferential edge of the bottom plate, a reset plate body 74 is arranged on the bottom surface of the casing 71, and a reset spring 75 is arranged between the supporting plate 4 close to the base 1 and the reset plate body 74.

During the use, the fist is mastered into to the handle and stretches into in casing 71, grasp and grab pole 72, then reciprocate and go up, the lower hem is taken exercise, the fist can be held up to the bottom plate, the spacing fist of curb plate follow circumference, the right-hand member of lower cardboard 9 rotates the design that is equipped with casing 71 through installation pole 73, accessible fist swing drives casing 71 swing, the weight of casing 71 increases the dynamics of bearing of fist, improve and take exercise efficiency, in addition, under reset spring 75's spring action, accessible reset plate body 74 pulls casing 71 and resets, in order to continuously take exercise.

The bottom plate of the shell 71, the upper clamping plate 5 and the lower clamping plate 9 are provided with air holes 8; the design of the air holes 8 is beneficial to the air flow at the positions of the forearm and the fist, the air is prevented from being gathered at the positions of the forearm and the fist of a patient, the generation of peculiar smell is avoided, and a comfortable and healthy rehabilitation exercise environment is provided.

The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.

Claims

1. A wrist exerciser, includes base (1), its characterized in that: the patient-positioning device is characterized in that a rotary mechanism (2) is arranged at the top end of the base (1), supporting plates (4) are arranged at the top end and the bottom end of the inner wall of the rotary mechanism (2), an upper clamping plate (5) and a lower clamping plate (9) are respectively and rotatably arranged at the inner ends of the two supporting plates (4), and the upper clamping plate (5) and the lower clamping plate (9) are matched to clamp the forearm of a patient;

the right end of the lower clamping plate (9) is provided with a mounting rod (73) and a shell (71), the shell (71) is rotatably connected with the lower clamping plate (9) through the mounting rod (73), the shell (71) is used for placing a palm of a patient, the top end of the shell (71) is provided with a gripping rod (72), the bottom surface of the shell (71) is provided with a reset plate body (74), and a reset spring (75) is arranged between the support plate (4) close to the base (1) and the reset plate body (74);

the rotary mechanism (2) comprises an annular outer shell (22), the annular outer shell (22) is arranged on the top end of the base (1), an annular inner shell (23) is arranged in the annular outer shell (22) in a rotary mode, and the supporting plate (4) is fixedly arranged on the inner wall of the annular inner shell (23).

2. The wrist exerciser of claim 1, wherein: annular rolling grooves are formed in the inner wall of the annular outer shell (22) and the outer wall of the annular inner shell (23), and balls (21) are uniformly arranged in the annular rolling grooves.

3. The wrist exerciser of claim 1, wherein: go up cardboard (5) and the both ends of lower cardboard (9) and all be equipped with otic placode (51), the position department that otic placode (51) and last cardboard (5), lower cardboard (9) are connected all adopts the radius angle transition, two be equipped with buffer spring (6) between otic placode (51), buffer spring (6) distribute along the length direction of otic placode (51).

4. The wrist exerciser of claim 3, wherein: the upper clamping plate (5) and the lower clamping plate (9) are arc-shaped plates with the same structure, and the upper clamping plate (5) and the lower clamping plate (9) are both made of elastic materials.

5. The wrist exerciser of claim 1, wherein: the right end of the shell (71) adopts a semicircular structure, the shell (71) comprises a bottom plate and a side plate, and the side plate is arranged at the circumferential edge of the bottom plate.

6. The wrist exerciser of claim 5, wherein: the bottom plate of the shell (71), the upper clamping plate (5) and the lower clamping plate (9) are provided with air holes (8).

7. The wrist exerciser of claim 1, wherein: the length of the upper clamping plate (5) is equal to that of the lower clamping plate (9), and the left ends of the upper clamping plate (5) and the lower clamping plate (9) protrude out of the left end of the rotary mechanism (2).

8. The wrist exerciser of claim 1, wherein: the top of base (1) adopts the arc structure, and the tangent setting in bottom of arc structure and annular shell (22), the width of base (1) is greater than the width of annular shell (22).