CN210991573U

CN210991573U - Tension adjusting structure of hand rehabilitation training device

Info

Publication number: CN210991573U
Application number: CN201921318651.XU
Authority: CN
Inventors: 张开; 王承就
Original assignee: Yongtai International Co ltd
Current assignee: Yongtai International Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-07-14
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses a hand is strong training ware's pulling force adjustment structure again contains: a palm correction tool body, which is movably provided with a plurality of finger supporting rods and a thumb supporting rod; a forearm corrector body combined with the palm corrector body, the forearm corrector body is provided with a fixed seat; and the tension adjusting unit is provided with a plurality of elastic pieces, one ends of the elastic pieces are respectively combined with the finger supporting rod and the thumb supporting rod, the other ends of the elastic pieces are respectively fixed on the fixed seat, and the other ends of the elastic pieces are respectively adjusted to different fixed lengths of the fixed seat, so that the respective elastic pieces can be adjusted to generate different stretching tensions. The degree of tightness of the elastic piece can be adjusted in a matched manner according to the stretching tension required by different fingers during rehabilitation.

Description

Tension adjusting structure of hand rehabilitation training device

Technical Field

The utility model relates to a finger rehabilitation device which can be adjusted by matching respectively according to the extension pulling force required by different fingers during rehabilitation.

Background

At present, when the fingers or the wrist of a patient suffering from hand dysfunction due to stroke or head injury cannot exert force autonomously and are bent and difficult to stretch, the patient usually needs to be helped to perform rehabilitation and recover normal functions by a hand trainer.

Therefore, there is an invention of "hand rehabilitation training device" patent No. I541011 issued by taiwan in china at 11/7/2016, which discloses: the hand rehabilitation training device comprises a palm-shaped plate body and a forearm fixing plate which are fixed into a whole to form an included angle, five rods are fixedly arranged on the top surface and the side edge of the palm-shaped plate body, five finger sleeves are respectively sleeved on fingers, each finger sleeve is fixedly provided with one end of a pull rope, each pull rope penetrates through a corresponding rod guide groove structure, all the pull ropes penetrate through a guide sleeve ring, the other ends of all the pull ropes are fixedly arranged on a concentrated sleeve ring, one end of a connecting rope is fixedly arranged on the concentrated sleeve ring, an upper arm fixing plate is provided with a pull rope tightness adjusting assembly, the other end of the connecting rope is fixedly arranged on the pull rope tightness adjusting assembly, an upper arm fixing plate is fixedly arranged on an upper arm, the forearm fixing plate is fixedly arranged on the forearm, the upper arm moves or moves the connecting rope by another hand to.

The patent of the prior art mainly utilizes the pulling of the pull handle fixed at the other end of the connecting rope to pull all the pull ropes to be tensioned or loosened, so that five fingers can generate stretching, straightening or bending hand rehabilitation training action change. Because all the pull ropes are pulled at one time to adjust five fingers for rehabilitation, different elastic forces cannot be independently adjusted for different fingers according to the bending degrees of the different fingers, and the use is not ideal.

In addition, there is a new model of "hand dynamic corrector" patent No. M516411 issued by taiwan in china at 1/2/2016, which discloses: the auxiliary wood board comprises a correcting tool board, wherein finger traction elastic groups are respectively arranged on the correcting tool board corresponding to each finger part of a human body, each finger traction elastic group comprises an elastic line, one end of each elastic line is provided with an elastic positioning end for being positioned on the surface of the correcting tool board, the other end of each elastic line extends by a set length, and a finger binding band is arranged at the end part of each elastic line; after the correcting tool plate is worn on the hand of a patient, when the fingers sleeved at one end of the finger traction elastic group bend and extend, the elastic positioning end at the other end of the finger traction elastic group is pulled in an elastic state, and corresponding elastic traction is formed by bending and extending of the proximal end joint and the distal end joint of the finger of the patient so as to dynamically rehabilitate the hand.

Although the patent of the former case makes the patient wear the above-mentioned correction tool plate, when the finger tied on one end of the elastic thread of the finger traction elastic group is bent and extended, the elastic traction action formed by the elastic coil part at the other end of the finger traction elastic group can be used for making rehabilitation, so that it can be installed in accordance with different diseased conditions of the proximal and distal joints of the finger part of the patient, at the same time, in the course of the patient performing the hand function treatment training, it can relatively elastically adjust the better rehabilitation elastic force by means of the elastic coil part (spring). The spring has relatively large elasticity, so that the spring is not suitable for fine adjustment of a patient who cannot be controlled by fingers, and the fingers of the patient cannot move due to the excessive force of the spring, so that the training and rehabilitation efficacy is difficult to achieve. Moreover, the adjustment of the spring force of the spring is limited, and if the adjustment of a small spring force is required, the spring with a small number of turns and a small wire diameter must be replaced by another spring, so that the disassembly and the replacement are troublesome and time-consuming.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hand is strong training ware's pulling force adjustment structure again, according to this finger of difference or this thumb required extension pulling force when strong, the adjustment respectively the elasticity degree cooperation of elastic component is strong the use again.

Based on this, the utility model mainly adopts the following technical means to realize the above-mentioned purpose.

A tension adjusting structure of a hand rehabilitation trainer comprises a palm correction tool body, a plurality of finger supporting rods and a thumb supporting rod, wherein the palm correction tool body is movably provided with the finger supporting rods and the thumb supporting rod; the forearm correcting tool body is combined with the palm correcting tool body, and is provided with a fixed seat; and the tension adjusting unit is provided with a plurality of elastic pieces, one ends of the elastic pieces are respectively combined with the finger supporting rod and the thumb supporting rod, the other ends of the elastic pieces are respectively fixed on the fixed seat, and the other ends of the elastic pieces are respectively adjusted to different fixed lengths on the fixed seat, so that the elastic pieces can be adjusted to generate different stretching tensions.

Furthermore, the palm straightening device body is provided with a plurality of first fixing parts, the first fixing parts are respectively provided with a plurality of adjusting seats corresponding to the first fixing bolts, and the adjusting seats are moved and adjusted back and forth corresponding to the first fixing parts so as to adjust the adjusting seats to be positioned at different positions on the first fixing parts.

Furthermore, the finger support rods are correspondingly screwed on the adjusting seats by second fixing bolts respectively, and the finger support rods rotate up and down on the corresponding adjusting seats to adjust different angles of the finger support rods.

Furthermore, the finger support rods are respectively provided with at least one through hole, and one end of the elastic piece respectively penetrates through the through holes to be combined with the end parts of the finger support rods.

Furthermore, the palm correction tool body is provided with a second fixing part, a thumb supporting rod is correspondingly screwed on the second fixing part through a third fixing bolt, and the thumb supporting rod is adjusted by rotating up and down on the second fixing part so as to adjust different angles of the thumb supporting rod.

Furthermore, the fixing seat is transversely provided with a through hole, a press-pulling block is arranged in the through hole, the press-pulling block is provided with a through hole corresponding to the through hole, an adjusting bolt is longitudinally arranged in the fixing seat, one end of the adjusting bolt is sleeved on the press-pulling block so as to rotate the adjusting bolt to drive the press-pulling block to move in the through hole, the through hole is closed or staggered in the through hole, so that the other end of the elastic piece is loosened or fixed, the fixed length of the other end of each elastic piece pressed by the press-pulling block is adjusted, and the tightness degree of each elastic piece is adjusted so as to generate different stretching tension forces.

Furthermore, the fixed seat is provided with a pressing area, the fixed seat is pivoted with a plurality of pressing blocks, each pressing block is provided with a wrenching part and an eccentric cam part, the wrenching part is wrenched to pivot the eccentric cam part, so that the eccentric cam part moves to the pressing area, the other end of each elastic element is pressed and fixed by the eccentric cam part of the corresponding pressing block through the pressing area, and the fixed length of the other end of each elastic element pressed by the corresponding pressing block is adjusted, so that the tightness degree of each elastic element is adjusted, and different stretching tension forces are generated.

Further, the palm correction tool body is provided with a first pin joint part, the forearm correction tool body is provided with a second pin joint part, and the second pin joint part is pin joint fixed with the first pin joint part, so that the palm correction tool body can rotate at a limited angle relative to the forearm correction tool body.

Furthermore, two sides of the forearm corrector body are respectively provided with at least one binding band, the binding bands are fixedly combined by a binding band, and the end parts of the finger support rod and the thumb support rod are respectively fixed with a finger sleeve.

Further, the elastic piece is an elastic rope.

The above technical features have the following advantages:

1. the other end of the elastic piece is adjusted to different fixed lengths when being pressed by the pressing block, so that the respective elastic pieces generate different degrees of tightness, and the degrees of tightness of the elastic pieces can be respectively adjusted for rehabilitation according to the stretching tension required by different fingers or thumb during rehabilitation.

2. The positions of the corresponding adjusting seat and the finger supporting rod can be easily adjusted according to different finger lengths so as to be matched with fingers with different lengths for rehabilitation.

3. The corresponding finger support rod can be adjusted by rotating the adjusting seat up and down, and the finger with different bending angles can be matched for rehabilitation.

4. The second fixing part is rotated up and down to adjust different angles of the thumb supporting rod, so that the thumb can be matched with the thumb to perform rehabilitation in different fist making directions.

Drawings

Fig. 1 is a partially exploded perspective view of an embodiment of the present invention.

Fig. 2 is a perspective combination view of the embodiment of the present invention.

Fig. 3 is a combined cross-sectional view of the fixing base according to the embodiment of the present invention.

Fig. 4 is a schematic view of the pressing block pressing and fixing the elastic member according to the embodiment of the present invention.

Fig. 5 is a schematic usage diagram of an embodiment of the present invention.

Fig. 6 is a top view of the embodiment of the present invention in use.

Fig. 7 is a partially enlarged perspective view of another embodiment of the present invention.

Fig. 8 is a schematic view of another embodiment of the present invention, wherein the pressing block presses and fixes the elastic member.

Description of the symbols

1 palm orthotic device body 11 first pivot

12 first fixing part 13 second fixing part

14 first fixing bolt of adjusting seat 141

15 second fixing bolt of finger supporting rod 151

152 perforating 16 thumb support rod

161 third fixing bolt 17 finger stall

2 second pivot part of forearm corrector body 21

22 fixed seat 23 through hole

24 through hole of pressing block 241

25 adjusting bolt 26 band

261 tension adjusting unit of buckling belt 3

31 elastic piece 41 fixing seat

42 pressing area 43 pressing block

431 pulling part 432 eccentric cam part

Forearm A1 finger

A2 thumb.

Detailed Description

Referring to fig. 1 and 2, an embodiment of the present invention includes: the palm is rectified utensil body 1, forearm and is rectified utensil body 2 and pulling force adjustment unit 3, wherein:

the palm correction device body 1 has a first pivot portion 11 at one end. The other end of the palm correction tool body 1 is provided with a plurality of first fixing parts 12 and a second fixing part 13. The first fixing portion 12 is screwed with a plurality of adjusting seats 14, and the adjusting seats 14 can be adjusted to move back and forth with respect to the corresponding first fixing portion 12 and are fixed by a first fixing bolt 141. The adjusting seat 14 is screwed with a plurality of finger support rods 15, and the finger support rods 15 can be adjusted by rotating up and down on the corresponding adjusting seat 14 and are fixed by a second fixing bolt 151. The finger support rod 15 is provided with at least one through hole 152. A thumb support rod 16 is correspondingly screwed to the second fixing portion 13, and the thumb support rod 16 can be adjusted by rotating up and down on the second fixing portion 13 and is fixed by a third fixing bolt 161. A finger sleeve 17 is fixed at the end of the finger support rod 15 and the thumb support rod 16 respectively for a user to wear the finger sleeve 17 for fixing.

The forearm corrector body 2 is provided with a second pivot part 21, and the second pivot part 21 and the first pivot part 11 are pivoted and fixed with each other, so that the palm corrector body 1 can be pivoted for a certain angle relative to the forearm corrector body 2. The forearm corrector body 2 is provided with a fixed seat 22, a through hole 23 is transversely formed on the fixed seat 22, a press block 24 (as shown in fig. 3) is arranged in the through hole 23, and the press block 24 is provided with a through hole 241 corresponding to the through hole 23. An adjusting bolt 25 is longitudinally arranged in the fixed seat 22, and one end of the adjusting bolt 25 is sleeved on the pressing block 24, so that the adjusting bolt 25 is rotated on the fixed seat 22 to drive the pressing block 24 to move in the through hole 23, and the through hole 241 is matched with or staggered from the through hole 23. At least one binding belt 26 is disposed on each of two sides of the forearm corrector body 2, and the binding belts 26 are fixedly connected by a fastening belt 261.

The tension adjusting unit 3 is provided with a plurality of elastic members 31, and the elastic members 31 are elastic ropes. One end of each of the elastic members 31 passes through the through hole 152 and is coupled to the end of the finger support rod 15, wherein one end of one of the elastic members 31 is directly fixed to the end of the thumb support rod 16. The other end of the elastic element 31 is inserted into the through hole 23 and the through hole 241 and is pressed and fixed by the pressing block 24 (as shown in fig. 4).

For rehabilitation, as shown in fig. 1 and 5, a forearm a of a user near a wrist is sleeved in the forearm corrector body 2, the forearm a is covered by the straps 26 at both sides of the forearm corrector body 2, and the straps 26 are fixedly connected by the adhesive tape 261 to fix the forearm a to the forearm corrector body 2. And the fingers A1 and the thumb A2 of the user are respectively sleeved and fixed in the finger sleeves 17 of the finger support bar 15 and the thumb support bar 16.

As shown in fig. 1 and 5, when the position of the corresponding finger brace 15 needs to be adjusted according to the length of any one of the fingers a1, the corresponding first fixing bolt 141 is loosened, and then the corresponding first fixing portion 12 is moved back and forth to adjust the position of the corresponding adjusting seat 14, and after the adjustment is completed, the corresponding first fixing bolt 141 is tightened again. Therefore, the adjustment seat 14 and the finger support rod 15 can be adjusted to different positions according to the length of the finger a1 for rehabilitation.

As shown in fig. 1 and 5, when the bending angle of any one of the fingers a1 needs to be adjusted, only the corresponding second fixing bolt 151 needs to be loosened, and then the corresponding adjusting seat 14 is rotated up and down to adjust the angle of the corresponding finger supporting rod 15. After the adjustment is completed, the corresponding second fixing bolt 151 can be tightened again. Thus, the different angles of the finger support bar 15 can be adjusted according to the different bending angles of the finger a1 for rehabilitation.

As shown in fig. 1 and 5, the thumb a2 may correspond to different fist directions, which are different angles of the thumb a2 towards any of the fingers a 1. It can also unscrew the third fixing bolt 161 and then rotate the second fixing part 13 up and down to adjust the thumb support bar 16 at different angles. After the adjustment is completed, the third fixing bolt 161 can be tightened again. Thus, the thumb support bar 16 can be adjusted to different angles for rehabilitation according to different fist making directions of the thumb A2.

As shown in fig. 5 and 6, when the stretching force of either the finger a1 or the thumb a2 needs to be adjusted, the adjusting bolt 25 is only slightly loosened on the fixing seat 22, and the through hole 241 is partially offset from the through hole 23, and the pressing block 24 still maintains the pressure capable of pressing the other end of the elastic element 31. Then, according to the stretching tension of the finger a1 (including a thumb) to be adjusted, the fixed length of the other end of the elastic member 31 pressed by the pressing block 24 is selected to be tightened or loosened, so as to adjust the tightness degree of the elastic member 31 under the pressing block 24. The degree of tightness for tensioning the other end of the elastic element 31 is utilized to generate a larger stretching tension for the corresponding finger A1; by loosening the degree of tightness of the other end of the elastic member 31, the corresponding finger a1 generates a smaller stretching force. After the stretching force is adjusted, the adjusting bolt 25 is tightened again to make the through hole 241 and the through hole 23 completely staggered, so as to drive the pressing block 24 to press and fix the other end of the elastic element 31 (as shown in fig. 4). Therefore, the degree of tightness of the elastic member 31 can be adjusted according to the stretching force required by the finger a1 or the thumb a2 during rehabilitation, so as to perform rehabilitation.

In another embodiment of the present invention, as shown in fig. 7 and 8, the forearm corrector body 2 is provided with a fixing base 41, the fixing base 41 is provided with a pressing area 42, the fixing base 41 is pivotally provided with a plurality of pressing blocks 43, the pressing blocks 43 are respectively provided with a pulling portion 431 and an eccentric cam portion 432, and the pulling portion 431 is pulled to pivot the eccentric cam portion 432, so that the eccentric cam portion 432 moves to the pressing area 42. The other end of the elastic member 31 is pressed and fixed by the eccentric cam portion 432 of the pressing block 43 through the pressing area 42.

When the stretching force of any finger or thumb needs to be adjusted, the pressing block 43 is only required to be released from the fixing base 41, and the pulling portion 431 of the pressing block 43 is pulled to separate the eccentric cam portion 432 from the pressing area 42, so as to no longer press the other end of the elastic member 31. Then, according to the stretching force of the finger (including thumb) to be adjusted, the fixed length of the other end of the elastic member 31 pressed by the pressing block 43 is selected to be tightened or loosened, so as to adjust the tightness degree of the elastic member 31 under the pressing block 43. Therefore, the degree of tightness of the elastic member 31 can be adjusted according to the stretching force required by the finger or the thumb during rehabilitation, so as to perform rehabilitation.

Synthesize the explanation of above-mentioned embodiment, reach the efficiency that the utility model discloses an operation, use and the utility model produced as can fully understand the utility model discloses, above only the embodiment only does the preferred embodiment of the utility model, when can not injecing with this the utility model discloses the scope of implementing, all belong to the within range that the utility model discloses the patent application range and utility model description do simple equivalent change and modification promptly.

Claims

1. The utility model provides a hand is strong training ware's pulling force and is adjusted structure which characterized in that:

a palm correction tool body, which is movably provided with a plurality of finger supporting rods and a thumb supporting rod;

the forearm correcting tool body is combined with the palm correcting tool body, and is provided with a fixed seat;

and the tension adjusting unit is provided with a plurality of elastic pieces, one ends of the elastic pieces are respectively combined with the finger supporting rod and the thumb supporting rod, the other ends of the elastic pieces are respectively fixed on the fixed seat, and the other ends of the elastic pieces are respectively adjusted to different fixed lengths on the fixed seat, so that the elastic pieces can be adjusted to generate different stretching tensions.

2. The tension adjusting structure of the hand rehabilitation training device as claimed in claim 1, wherein: the palm correction tool body is provided with a plurality of first fixing parts, the first fixing parts are respectively provided with a plurality of adjusting seats corresponding to the first fixing bolts, and the adjusting seats are moved and adjusted front and back corresponding to the first fixing parts so as to adjust the adjusting seats to be positioned at different positions on the first fixing parts.

3. The tension adjusting structure of the hand rehabilitation training device as claimed in claim 2, wherein: the adjusting seats are respectively screwed with the finger supporting rods correspondingly through second fixing bolts, and the finger supporting rods rotate up and down on the corresponding adjusting seats to adjust different angles of the finger supporting rods.

4. The tension adjusting structure of the hand rehabilitation training device as claimed in claim 3, wherein: the finger support rods are respectively provided with at least one through hole, and one end of the elastic piece respectively penetrates through the through holes to be combined with the end parts of the finger support rods.

5. The tension adjusting structure of the hand rehabilitation training device as claimed in claim 1, wherein: the palm correction tool body is provided with a second fixing part, a thumb supporting rod is fixed on the second fixing part through a third fixing bolt corresponding to the second fixing part in a threaded mode, and the thumb supporting rod rotates up and down on the second fixing part to be adjusted so as to adjust different angles of the thumb supporting rod.

6. The tension adjusting structure of the hand rehabilitation training device as claimed in claim 1, wherein: the fixed seat is transversely provided with a through hole, a press-pulling block is arranged in the through hole, the press-pulling block is provided with a through hole corresponding to the through hole, an adjusting bolt is longitudinally arranged in the fixed seat, one end of the adjusting bolt is sleeved on the press-pulling block so as to rotate the adjusting bolt to drive the press-pulling block to move in the through hole, the through hole is closed or staggered in the through hole, the other end of the elastic piece is loosened or fixed, and the fixed length of the other end of each elastic piece pressed by the press-pulling block is adjusted so as to adjust the tightness degree of each elastic piece and generate different stretching tension forces.

7. The tension adjusting structure of the hand rehabilitation training device as claimed in claim 1, wherein: the fixed seat is provided with a pressing area, the fixed seat is pivoted with a plurality of pressing blocks, each pressing block is provided with a wrenching part and an eccentric cam part, the wrenching part is wrenched to pivot the eccentric cam part, so that the eccentric cam part moves to the pressing area, the other end of each elastic element is pressed and fixed by the eccentric cam part of the pressing block through the pressing area, and the fixed length of the other end of each elastic element pressed by the pressing block is adjusted, so that the tightness degree of each elastic element is adjusted, and different stretching pulling forces are generated.

8. The tension adjusting structure of the hand rehabilitation training device as claimed in claim 1, wherein: the palm correction tool body is provided with a first pin joint part, the forearm correction tool body is provided with a second pin joint part, and the second pin joint part is fixed with the mutual pin joint of the first pin joint part, so that the palm correction tool body rotates by an angle relative to the forearm correction tool body in a limiting way.

9. The tension adjusting structure of the hand rehabilitation training device as claimed in claim 1, wherein: two sides of the forearm corrector body are respectively provided with at least one binding belt, the binding belts are fixedly combined by a binding belt, and the end parts of the finger support rod and the thumb support rod are respectively fixed with a finger sleeve.

10. The tension adjusting structure of the hand rehabilitation training device as claimed in claim 1, wherein: the elastic piece is an elastic rope.