CN109529264B

CN109529264B - Safe and reliable's upper limbs exercise device

Info

Publication number: CN109529264B
Application number: CN201811572709.3A
Authority: CN
Inventors: 张珀璇; 耿丹
Original assignee: Nantong First Peoples Hospital
Current assignee: Nantong First Peoples Hospital
Priority date: 2018-12-21
Filing date: 2018-12-21
Publication date: 2020-10-20
Anticipated expiration: 2038-12-21
Also published as: WO2020124653A1; CN109529264A; ZA202003573B

Abstract

The invention discloses a safe and reliable upper limb exercising device which comprises a bottom plate, wherein two groups of upper limb exercising units are symmetrically arranged on two sides of the upper part of the bottom plate, and a supporting unit is arranged between the two groups of upper limb exercising units on the upper part of the bottom plate. The shoulder sleeve injury rehabilitation device has good applicability, can meet the exercise habits of different old users, has good safety performance, can prevent the old users from falling off when using the device, thereby ensuring the personal safety of the old users, reducing the burden of the old users, saving the physical strength of the old users, preventing the danger caused by the transparent physical strength of the old users, and for the old users with shoulder sleeve injury, the muscle tissues damaged by the shoulder sleeves can be gradually recovered after the device is used for four to five months of exercise, the upper limbs of the old users can be recovered, the old users can keep healthy bodies, and further keep pleasant mood, thereby improving the life quality of the old users.

Description

Safe and reliable's upper limbs exercise device

Technical Field

The invention relates to the technical field of physical exercise equipment, in particular to a safe and reliable upper limb exercise device.

Background

The body always suffers from some diseases when people reach the old, but if the habit of long-term exercise is kept, the body can be relatively healthy, particularly when people reach 65-70 years old, the upper limbs are tired for a long time in the young period, so that the rotator cuff injury often appears, the life quality of the old is affected, and the best method for treating the rotator cuff injury is to automatically repair the injured muscle tissues through long-term exercise.

But current old person's upper limbs exercise device, the suitability is not good, can not satisfy different old user's exercise custom, the security performance is relatively poor, can not prevent that old user from taking place the accident of falling in taking exercise process, can not guarantee old user's personal safety, furthermore, current old person's upper limbs exercise device, old user generally stands subaerial and takes exercise, this makes the burden that old user will bear the weight of the health, consume a large amount of physical power of old user, lead to old user to take place danger because of penetrating the strength easily, current old person's upper limbs exercise device does not design to the old user who suffers from the rotator cuff injury simultaneously, make the old user who suffers from the rotator cuff injury, even through long-term exercise, the effect of the muscle tissue recovery of rotator cuff injury is also not good, the life quality of the old user who suffers from the rotator cuff injury is seriously influenced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a safe and reliable upper limb exercising device which has better applicability, can meet the exercise habits of different old users, has better safety performance, can prevent the old users from falling off when using the device, thereby ensuring the personal safety of the elderly users, reducing the burden of the elderly users, saving the physical strength of the elderly users, preventing the danger of the elderly users due to the excessive physical strength, exercise with the device aids in self-healing of rotator cuff injuries for elderly users with rotator cuff injuries, and exercise for four to five months with the device, can gradually recover the muscle tissue damaged by the rotator cuff, can recover the upper limbs of the elderly users, the elderly users can keep healthy bodies and keep pleasant moods, and therefore the life quality of the elderly users is improved.

In order to achieve the purpose, the invention provides the following technical scheme:

a safe and reliable upper limb exercising device comprises a bottom plate, wherein two groups of upper limb exercising units are symmetrically arranged on two sides of the upper part of the bottom plate, and a supporting unit is arranged between the two groups of upper limb exercising units on the upper part of the bottom plate;

the upper limb exercising units comprise bosses fixedly mounted on the upper portion of the base plate, sliding grooves are formed in the upper surfaces of the bosses, sliding blocks are slidably mounted inside the sliding grooves, vertical rods are fixedly mounted on the upper surfaces of the sliding blocks, U-shaped supports are fixedly mounted at the upper ends of the vertical rods, supporting blocks are fixedly mounted inside the upper portions of the U-shaped supports through adjusting bolts, connecting rods are fixedly mounted on the upper surfaces of the supporting blocks, discs are mounted at the upper ends of the connecting rods through first rolling bearings, and handles are rotatably mounted on the upper surfaces of the discs through rotating shafts;

the support unit includes fixed mounting and is in square casing and the backup pad on bottom plate upper portion, the inside movable mounting of square casing has the flat board, dull and stereotyped intermediate position department spiro union has the lead screw of vertical setting, install through second antifriction bearing the bottom of lead screw the inside bottom of square casing, just the outside of lead screw is located dull and stereotyped below fixed mounting has the turbine, turbine and worm intermeshing, the worm passes through third antifriction bearing fixed mounting and is in the inside of square casing, just the one end of worm extends to the external connection of square casing has the crank, the backup pad is located directly over the square casing, just the bottom of backup pad through two bracing pieces with dull and stereotyped upper portion fixed connection.

By adopting the technical scheme, the supporting unit is used for supporting the old user to sit on the upper part of the supporting unit, the burden of the old user can be reduced, the physical strength of the old user can be saved, the upper limb exercising unit is used for exercising the upper limbs of the old user, the old user can hold the handle to rotate the disc when using the upper limb exercising unit to exercise the upper limbs, so that the two arms do circular rotation motion, for the old user suffering from rotator cuff injury, the exercising mode is favorable for self-repairing of rotator cuff injury, the muscle tissue of the rotator cuff injury can be gradually recovered after the device is used for exercising for four to five months, the upper limbs of the old user can be recovered, the old user can keep healthy body, and further keep pleasant mood, the life quality of the old user can be improved, in addition, the supporting unit adopts a lifting adjustment design and the upper limb exercising unit can be horizontally adjusted back and forth, make the device can satisfy the old user of different heights and use to carry out the upper limbs and take exercise, the inclination that accessible adjusting bolt can the regulation disc simultaneously to satisfy different old user's exercise custom, thereby make the device suitability better.

Furthermore, a limiting groove communicated with the sliding groove is further formed in the outer side face of the boss, a fastening bolt is movably mounted inside the limiting groove, and one end, close to the sliding block, of the fastening bolt is in threaded connection with the inside of the sliding block.

Through adopting above-mentioned technical scheme, be convenient for can lock the slider in the inside position of spout through screwing up fastening bolt, can prevent the slider at the inside round trip movement of spout to avoid influencing old user and take exercise the upper limbs and use.

Furthermore, the bottom of the supporting block is of an arc-shaped structure, and a mounting hole matched with the adjusting bolt is formed in the bottom of the supporting block.

Through adopting above-mentioned technical scheme, can guarantee the rotation that the supporting shoe can be convenient when unscrewing fastening bolt to be convenient for adjust the inclination of disc, so that satisfy different old user's exercise custom, the setting of mounting hole makes the supporting shoe be convenient for install inside the upper portion of U type support through fastening bolt.

Furthermore, the upper end of the screw rod is fixedly provided with a limiting block, and the height of the screw rod is not higher than that of the square shell.

Through adopting above-mentioned technical scheme, the stopper can prevent that the flat board from breaking away from the lead screw to guarantee the device's structural stability.

Furthermore, the supporting unit further comprises a T-shaped coaming plate, and the T-shaped coaming plate is fixedly installed at the upper part of the supporting plate.

Through adopting above-mentioned technical scheme, T type bounding wall plays the guard action, can prevent that old user from taking place the accident that falls when using the device to guarantee old user's personal safety, and then make the device safe and reliable.

Furthermore, a binding band made of an elastic band is fixedly connected to one outer side face of the T-shaped enclosing plate, a female eye-splice is fixedly connected to the other outer side face of the T-shaped enclosing plate, and a male eye-splice matched with the female eye-splice is fixedly connected to one end portion, far away from the T-shaped enclosing plate, of the binding band.

Through adopting above-mentioned technical scheme, the bandage is used for tying up old user's upper part of the body and fixes in the inboard of T type bounding wall, can prevent effectively that old user from falling from the upper portion of backup pad, and the cooperation of public eye-splice and female eye-splice is used for bandage convenient to use.

Furthermore, the upper portion of bottom plate is located two sets of upper limbs exercise unit still pastes between the antiskid rubber pad, still evenly be equipped with a plurality of non-slip raised on the upper surface of antiskid rubber pad.

Through adopting above-mentioned technical scheme, antiskid rubber pad cooperation non-slip raised has better anti-skidding effect, can prevent that old user from stepping on the phenomenon that takes place to sideslip when the upper portion of bottom plate to take place to slide to the phenomenon when effectively avoiding old user to use the device.

Furthermore, the bottom plate is a square bottom plate, four shock absorption support legs are symmetrically arranged at four corners of the bottom plate, each shock absorption support leg comprises a cylinder body fixedly arranged at the bottom of the bottom plate and a circular rubber plate positioned right below the cylinder body, the upper end of the cylinder body is of a closed structure, an end cover is fixedly arranged at the bottom end of the cylinder body, a first circular guide block, a spring, a second circular guide block and a support column are movably arranged in the cylinder body from top to bottom in sequence, the upper end of the spring is abutted against the bottom of the first circular guide block, the bottom end of the spring is pressed against the upper part of the second round guide block, the upper end of the supporting column is fixedly connected with the bottom of the second round guide block, and the bottom end of the supporting column penetrates through the end cover and extends to the outside of the bottom of the cylinder body to be fixedly connected with the upper part of the circular rubber plate.

Through adopting above-mentioned technical scheme, the shock attenuation stabilizer blade possesses better elasticity under the effect of spring to realize absorbing effect, can prevent that the device from producing great vibrations at the in-process that uses, simultaneously under the guide effect of first circular guide block and the circular guide block of second, make the structure of this shock attenuation stabilizer blade more stable, not fragile, life is longer.

Further, the roughness of the inner surface of the cylinder, the roughness of the first circular guide block, the roughness of the second circular guide block and the roughness of the support column are all not greater than Ra0.3.

Through adopting above-mentioned technical scheme, not only can reduce the wearing and tearing of barrel, first circular guide block and the circular guide block of second and support column, still can reduce the friction between barrel and first circular guide block and the circular guide block of second and the support column, and then make the shock attenuation effect of shock attenuation stabilizer blade better.

Further, a protective sleeve is sleeved outside the handle, and the protective sleeve is prepared by the following method:

weighing the following raw materials in parts by weight: 30-40 parts of methyl vinyl phenyl silicone rubber, 15-20 parts of polyurethane, 10-12 parts of calcium carbonate powder, 15-20 parts of phenolic resin powder, 2-4 parts of p-phenylenediamine, 2-4 parts of triethanolamine, 3-5 parts of paraffin oil and 3-5 parts of tricresyl phosphate;

s1, adding the weighed methyl vinyl phenyl silicone rubber and polyurethane into a pulverizer for pulverization, wherein the rotation speed of the pulverizer is set to 600-800r/min, and the particle diameter of the pulverized mixed material is 4-10 mm;

s2, adding the crushed mixed material prepared in the step S1 into an internal mixer for internal mixing, wherein the temperature of the internal mixer is set to be 180-;

s3, adding the banburying material prepared in the step S2, calcium carbonate powder, phenolic resin powder, p-phenylenediamine, triethanolamine, paraffin oil and tricresyl phosphate into a reaction kettle for stirring and mixing, wherein the temperature of the reaction kettle is set to 200-220 ℃, the rotating speed is set to 900-1000r/min, and the time is set to 15-20min, so as to prepare a gluing material;

s4, adding the gluing material prepared in the step S3 into an ultrasonic dispersion machine for dispersion, wherein the power of the ultrasonic dispersion machine is set to be 220-240W, the temperature is set to be 140-160 ℃, and the dispersion time is set to be 15-20min to prepare a dispersion material;

s5, adding the dispersed material prepared in the step S4 into an injection molding machine for injection molding, wherein the temperature of a charging barrel of the injection molding machine is set to be 300-400 ℃, and the injection pressure is set to be 800-900kg/cm³Setting the temperature of the mold at 100-;

and S6, cutting edges of the blank of the protective sleeve prepared in the step S5 to obtain the protective sleeve.

Through adopting above-mentioned technical scheme for the technology of preparation lag is fairly simple, realizes easily, and the lag flexibility and the toughness of preparation are all better, possess better anti-skidding effect simultaneously, still possess the ageing resistance, long service life's advantage, multiplicable old user's feeling, thereby promote old user's use the device's travelling comfort.

In summary, the invention mainly has the following beneficial effects:

1. according to the invention, the supporting unit is used for supporting the old user to sit on the upper part of the supporting unit, so that the burden of the old user can be reduced, the physical strength of the old user can be saved, and the danger caused by the physical strength overdraft of the old user can be prevented;

2. according to the upper limb exercising device, the upper limb exercising unit is used for the old user to do upper limb exercising, the old user can hold the handle to rotate the disc when doing upper limb exercising by using the upper limb exercising unit, so that two arms do circular rotation motion, for the old user with rotator cuff injury, the exercising mode is beneficial to self-repairing of rotator cuff injury, muscle tissues with rotator cuff injury can be gradually recovered after four to five months of exercising by using the device, the upper limbs of the old user can be recovered, the old user can keep healthy body, and further keep pleasant mood, so that the life quality of the old user is improved;

3. according to the upper limb exercise device, the supporting unit is designed to be adjusted in a lifting mode, and the upper limb exercise unit is arranged in a horizontally adjustable mode, so that the upper limb exercise device can meet the requirement that old users with different heights use upper limbs to exercise, and meanwhile, the inclination angle of the disc can be adjusted through the adjusting bolt, so that the exercise habits of different old users are met, and the device is good in applicability;

4. according to the invention, the T-shaped coaming has a protection effect, and the binding band is used for binding the upper body of the old user on the inner side of the T-shaped coaming, so that the old user can be prevented from falling off when using the device, the personal safety of the old user is ensured, and the device is safe and reliable;

5. the process for preparing the protective sleeve is simple and easy to realize, the prepared protective sleeve is good in flexibility and toughness, good in anti-skidding effect, anti-aging and long in service life, the hand feeling of the old user can be improved, the comfort of the old user in using the device is improved, and the protective sleeve is worthy of popularization and promotion.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of an embodiment of the present invention from different viewing angles;

FIG. 3 is a second schematic diagram of a structure with different viewing angles according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of the structure of an upper limb exercise unit according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of an upper limb exercise unit according to an embodiment of the present invention from different perspectives;

FIG. 6 is an enlarged schematic view of the structure at A in FIG. 5;

FIG. 7 is a schematic structural view of a support block and a connecting rod coupled to a first rolling bearing according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a supporting unit according to an embodiment of the present invention;

FIG. 9 is an enlarged view of the structure at B in FIG. 8;

FIG. 10 is a schematic structural diagram of a supporting unit according to an embodiment of the present invention;

FIG. 11 is a schematic cross-sectional view of a support unit according to an embodiment of the present invention;

FIG. 12 is a partial cross-sectional structural view of a support unit according to an embodiment of the present invention;

FIG. 13 is an enlarged view of the structure of FIG. 12 at C;

FIG. 14 is a partial schematic structural view of a support unit according to an embodiment of the present invention;

FIG. 15 is a schematic view of the support plate of FIG. 14 with the support plate removed;

FIG. 16 is a schematic cross-sectional view of FIG. 14;

fig. 17 is a schematic structural view of a shock absorbing foot according to an embodiment of the present invention.

In the figure: 1. a base plate; 2. an upper limb exercise unit; 3. a support unit; 4. shock absorption support legs; 5. an anti-skid rubber pad; 6. a boss; 7. a chute; 8. a limiting groove; 9. fastening a bolt; 10. a slider; 11. erecting a rod; 12. a U-shaped bracket; 13. a support block; 14. a disc; 15. a handle; 16. a connecting rod; 17. a first rolling bearing; 18. adjusting the bolt; 19. mounting holes; 20. a square housing; 21. a support plate; 22. a T-shaped coaming; 23. binding bands; 24. a crank; 25. a screw rod; 26. a flat plate; 27. a turbine; 28. a second rolling bearing; 29. a worm; 30. a support bar; 31. a limiting block; 32. a male eye-splice; 33. a female buckle; 34. a barrel; 35. a circular rubber plate; 36. a support pillar; 37. an end cap; 38. a second circular guide block; 39. a first circular guide block; 40. a spring; 41. and a third rolling bearing.

Detailed Description

Example 1

The present invention is described in further detail below with reference to figures 1-17.

A safe and reliable upper limb exercising device is shown in figures 1-17 and comprises a bottom plate 1, two groups of upper limb exercising units 2 are symmetrically arranged on two sides of the upper part of the bottom plate 1, and a supporting unit 3 is arranged between the two groups of upper limb exercising units 2 on the upper part of the bottom plate 1;

the two groups of upper limb exercise units 2 respectively comprise bosses 6 fixedly mounted on the upper part of the base plate 1, sliding grooves 7 are formed in the upper surfaces of the bosses 6, sliding blocks 10 are slidably mounted inside the sliding grooves 7, upright rods 11 are fixedly mounted on the upper surfaces of the sliding blocks 10, U-shaped supports 12 are fixedly mounted at the upper ends of the upright rods 11, supporting blocks 13 are fixedly mounted inside the upper parts of the U-shaped supports 12 through adjusting bolts 18, connecting rods 16 are fixedly mounted on the upper surfaces of the supporting blocks 13, discs 14 are mounted at the upper ends of the connecting rods 16 through first rolling bearings 17, and handles 15 are rotatably mounted on the upper surfaces of the discs 14 through rotating shafts;

the supporting unit 3 includes a square housing 20 and a supporting plate 21 fixedly installed at an upper portion of the base plate 1, a flat plate 26 is movably arranged in the square shell 20, a vertically arranged screw rod 25 is screwed at the middle position of the flat plate 26, the bottom end of the screw rod 25 is mounted at the inner bottom of the square housing 20 through a second rolling bearing 28, and a turbine 27 is fixedly arranged on the outer part of the screw rod 25 below the flat plate 26, the worm wheel 27 is meshed with a worm 29, the worm 29 is fixedly arranged inside the square shell 20 through a third rolling bearing 41, and one end of the worm 29 extends to the outside of the square housing 20 and is connected with a crank 24, the supporting plate 21 is positioned right above the square housing 20, and the bottom of the supporting plate 21 is fixedly connected with the upper part of the flat plate 26 through two supporting rods 30.

By adopting the technical scheme, the supporting unit 3 is used for supporting the old user to sit on the upper part of the supporting unit, the burden of the old user can be reduced, the physical strength of the old user can be saved, the upper limb exercising unit 2 is used for the old user to carry out upper limb exercising, the old user can hold the handle 15 to rotate the disc 14 when using the upper limb exercising unit 2 to carry out upper limb exercising, so that two arms do circular rotation movement, for the old user with rotator cuff injury, the exercising mode is favorable for self-repairing of rotator cuff injury, the muscle tissue with rotator cuff injury can be gradually recovered after four to five months of exercising by using the device, the upper limb of the old user can be recovered, the old user can keep healthy body, and further keep pleasant mood, thereby the life quality of the old user can be improved, in addition, the supporting unit 3 adopts a lifting adjustment design and the upper limb exercising unit 2 adopts a horizontal front-back adjustment setting, make the device can satisfy the old user of different heights and use to carry out the upper limbs and take exercise, accessible adjusting bolt 18 can adjust the inclination of disc 14 simultaneously to satisfy different old user's exercise habit, thereby make the device suitability better.

Preferably, the outer side surface of the boss 6 is further provided with a limiting groove 8 communicated with the sliding groove 7, a fastening bolt 9 is movably mounted inside the limiting groove 8, and one end of the fastening bolt 9 close to the sliding block 10 is screwed inside the sliding block 10. Be convenient for can lock slider 10 in the inside position of spout 7 through screwing up fastening bolt 9, can prevent slider 10 at the inside round trip movement of spout 7 to avoid influencing old user and temper the upper limbs and use.

Preferably, the bottom of the supporting block 13 is an arc-shaped structure, and a mounting hole 19 matched with the adjusting bolt 18 is formed in the bottom of the supporting block 13. Through adopting above-mentioned technical scheme, can guarantee the rotation that supporting shoe 13 can be convenient when unscrewing fastening bolt 9 to be convenient for adjust the inclination of disc 14, so that satisfy different old user's exercise custom, the setting of mounting hole 19 makes supporting shoe 13 be convenient for install inside the upper portion of U type support 12 through fastening bolt 9.

Preferably, the upper end of the screw rod 25 is further fixedly mounted with a limiting block 31, and the height of the screw rod 25 is not higher than the height of the square housing 20. The stopper 31 prevents the plate 26 from being separated from the lead screw 25 to ensure structural stability of the device.

Preferably, the supporting unit 3 further comprises a T-shaped enclosure 22, and the T-shaped enclosure 22 is fixedly mounted on the upper portion of the supporting plate 21. The T-shaped coaming 22 plays a role in protection, and can prevent the old user from falling down when using the device, thereby ensuring the personal safety of the old user and further ensuring the safety and reliability of the device.

Preferably, a binding band 23 made of elastic band is fixedly connected to one outer side surface of the T-shaped enclosing plate 22, a female buckle 33 is fixedly connected to the other outer side surface of the T-shaped enclosing plate 22, and a male buckle 32 matched with the female buckle 33 is fixedly connected to one end portion of the binding band 23 far away from the T-shaped enclosing plate 22. The binding band 23 is used for binding the upper body of the elderly user on the inner side of the T-shaped coaming 22, so that the elderly user can be effectively prevented from falling off from the upper part of the supporting plate 21, and the male buckle 32 and the female buckle 33 are matched for use, so that the binding band 23 is convenient to use.

Preferably, an anti-skid rubber pad 5 is further adhered between the two sets of upper limb exercising units 2 on the upper portion of the bottom plate 1, and a plurality of anti-skid protrusions are further uniformly arranged on the upper surface of the anti-skid rubber pad 5. The anti-skid rubber pad 5 is matched with the anti-skid protrusions, so that a better anti-skid effect is achieved, the phenomenon of sideslip when the old user steps on the upper portion of the bottom plate 1 can be prevented, and the phenomenon of sideslip when the old user uses the device is effectively avoided.

Preferably, bottom plate 1 is square bottom plate, just bottom four corners symmetry of bottom plate 1 is equipped with four shock attenuation stabilizer blades 4, four shock attenuation stabilizer blade 4 all includes fixed mounting and is in the barrel 34 of bottom plate 1 bottom and being located circular rubber slab 35 under the barrel 34, the upper end of barrel 34 is enclosed construction, just the bottom fixed mounting of barrel 34 has end cover 37, the inside of barrel 34 is from last to having first circular guide block 39, spring 40, the circular guide block 38 of second and support column 36 down in proper order movable mounting, the upper end of spring 40 with the bottom of first circular guide block 39 is contradicted, just the bottom of spring 40 with the upper portion of the circular guide block 38 is inconsistent, the upper end of support column 36 with the bottom fixed connection of the circular guide block 38 of second, just the bottom of support column 36 runs through end cover 37 extend to the bottom of barrel 34 outside with the solid fixed connection in upper portion of circular rubber slab 35 And (4) fixing connection. Shock attenuation stabilizer blade 4 possesses better elasticity under the effect of spring 40 to realize absorbing effect, can prevent that the device from producing great vibrations in the in-process of using, simultaneously under the guide effect of first circular guide block 39 and second circular guide block 38, make this shock attenuation stabilizer blade 4's structure more stable, it is not fragile, life is longer.

Preferably, the roughness of the inner surface of the cylinder 34, the roughness of the first circular guide block 39, the roughness of the second circular guide block 38 and the roughness of the support column 36 are all no greater than ra0.3. Not only can reduce the abrasion of the cylinder 34, the first circular guide block 39, the second circular guide block 38 and the support column 36, but also can reduce the friction between the cylinder 34 and the first circular guide block 39, the second circular guide block 38 and the support column 36, so that the shock absorption effect of the shock absorption support foot 4 is better.

Example 2

The difference from the embodiment 1 is that the handle 15 is further sleeved with a protective sleeve, and the protective sleeve is prepared by the following method:

weighing the following raw materials in parts by weight: 30 parts of methyl vinyl phenyl silicone rubber, 15 parts of polyurethane, 10 parts of calcium carbonate powder, 15 parts of phenolic resin powder, 2 parts of p-phenylenediamine, 2 parts of triethanolamine, 3 parts of paraffin oil and 3 parts of tricresyl phosphate;

s1, adding the weighed methyl vinyl phenyl silicone rubber and polyurethane into a grinder for grinding, wherein the rotating speed of the grinder is set to be 600r/min, and the grain diameter of the ground mixed material is 4 mm;

s2, adding the crushed mixed material prepared in the step S1 into an internal mixer for internal mixing, wherein the temperature of the internal mixer is set to be 180 ℃, the rotating speed is set to be 700r/min, and the internal mixing time is 25min, so that an internal mixed material is prepared;

s3, adding the banburying material prepared in the step S2, calcium carbonate powder, phenolic resin powder, p-phenylenediamine, triethanolamine, paraffin oil and tricresyl phosphate into a reaction kettle, stirring and mixing, wherein the temperature of the reaction kettle is set to be 200 ℃, the rotating speed is set to be 900r/min, and the time is set to be 15min, so that a gluing material is prepared;

s4, adding the gluing material prepared in the step S3 into an ultrasonic dispersion machine for dispersion, wherein the power of the ultrasonic dispersion machine is set to be 220W, the temperature is set to be 140 ℃, and the dispersion time is set to be 15min, so that a dispersion material is prepared;

s5, adding the dispersed material prepared in the step S4 into an injection molding machine for injection molding, wherein the temperature of a charging barrel of the injection molding machine is set to be 300 ℃, and the injection pressure is set to be 800kg/cm³Setting the temperature of the die to be 100 ℃, the drying temperature to be 70 ℃ and the drying time to be 8min to prepare a blank of the protective sleeve;

Example 3

The difference from the example 2 lies in the preparation of the protective cover, and the specific preparation method is as follows:

weighing the following raw materials in parts by weight: 35 parts of methyl vinyl phenyl silicone rubber, 18 parts of polyurethane, 11 parts of calcium carbonate powder, 18 parts of phenolic resin powder, 3 parts of p-phenylenediamine, 3 parts of triethanolamine, 4 parts of paraffin oil and 4 parts of tricresyl phosphate;

s1, adding the weighed methyl vinyl phenyl silicone rubber and polyurethane into a grinder for grinding, wherein the rotating speed of the grinder is set to be 700r/min, and preparing a ground mixed material, wherein the particle diameter of the ground mixed material is 7 mm;

s2, adding the crushed mixed material prepared in the step S1 into an internal mixer for internal mixing, wherein the temperature of the internal mixer is set to 190 ℃, the rotating speed is set to 750r/min, and the internal mixing time is 30min, so that an internal mixed material is prepared;

s3, adding the banburying material prepared in the step S2, calcium carbonate powder, phenolic resin powder, p-phenylenediamine, triethanolamine, paraffin oil and tricresyl phosphate into a reaction kettle, stirring and mixing, wherein the temperature of the reaction kettle is set to be 210 ℃, the rotating speed is set to be 950r/min, and the time is set to be 18min, so that a gluing material is prepared;

s4, adding the gluing material prepared in the step S3 into an ultrasonic dispersion machine for dispersion, wherein the power of the ultrasonic dispersion machine is set to be 230W, the temperature is set to be 150 ℃, and the dispersion time is set to be 18min, so that a dispersion material is prepared;

s5, adding the dispersed material prepared in the step S4 into an injection molding machine for injection molding, wherein the temperature of a charging barrel of the injection molding machine is set to be 350 ℃, the injection pressure is set to be 850kg/cm3, the temperature of a mold is set to be 110 ℃, the drying temperature is set to be 80 ℃, and the drying time is set to be 9min, so that a protective sleeve blank is prepared;

Example 4

weighing the following raw materials in parts by weight: 40 parts of methyl vinyl phenyl silicone rubber, 20 parts of polyurethane, 12 parts of calcium carbonate powder, 20 parts of phenolic resin powder, 4 parts of p-phenylenediamine, 4 parts of triethanolamine, 5 parts of paraffin oil and 5 parts of tricresyl phosphate;

s1, adding the weighed methyl vinyl phenyl silicone rubber and polyurethane into a grinder for grinding, wherein the rotating speed of the grinder is set to be 800r/min, and the grain diameter of the ground mixed material is 10 mm;

s2, adding the crushed mixed material prepared in the step S1 into an internal mixer for internal mixing, wherein the temperature of the internal mixer is set to be 200 ℃, the rotating speed is set to be 800r/min, and the internal mixing time is 35min, so that an internal mixed material is prepared;

s3, adding the banburying material prepared in the step S2, calcium carbonate powder, phenolic resin powder, p-phenylenediamine, triethanolamine, paraffin oil and tricresyl phosphate into a reaction kettle, stirring and mixing, wherein the temperature of the reaction kettle is set to be 220 ℃, the rotating speed is set to be 1000r/min, and the time is set to be 20min, so that a gluing material is prepared;

s4, adding the gluing material prepared in the step S3 into an ultrasonic dispersion machine for dispersion, wherein the power of the ultrasonic dispersion machine is set to be 240W, the temperature is set to be 160 ℃, and the dispersion time is set to be 20min, so that a dispersion material is prepared;

s5, adding the dispersed material prepared in the step S4 into an injection molding machine for injection molding, wherein the temperature of a charging barrel of the injection molding machine is set to be 400 ℃, the injection pressure is set to be 900kg/cm3, the temperature of a mold is set to be 120 ℃, the drying temperature is set to be 90 ℃, and the drying time is set to be 10min, so that a protective sleeve blank is prepared;

The results of comparing the static friction coefficient measurements of the protective sleeves of examples 1 to 4 in a laboratory using a static and dynamic friction coefficient measuring instrument under the same conditions are shown in the following table:

	coefficient of static friction
		Example 1	0.36
Example 2	0.57
		Example 3	0.59
Example 4	0.63

From the comparative analysis of the test result in the table above, it can be seen that embodiment 4 is the optimal embodiment, and by adopting the above technical scheme, the process for preparing the protective sleeve is simpler and easy to implement, the prepared protective sleeve is better in flexibility and toughness, has better anti-skidding effect, also has the advantages of anti-aging and long service life, can increase the hand feeling of the old user, and thus improves the comfort of the old user in using the device.

The working principle is as follows: according to the upper limb exercising device for the old, the supporting unit 3 is used for supporting the old to sit on the upper portion of the supporting unit, so that the burden of the old can be reduced, the physical strength of the old can be saved, and the danger caused by the excessive physical strength of the old can be prevented; the upper limb exercising unit 2 is used for the old user to do upper limb exercise, the old user can hold the handle 15 with a hand to rotate the disc 14 when doing upper limb exercise by using the upper limb exercising unit 2, so that two arms do circular rotation motion, for the old user with rotator cuff injury, the exercising mode is helpful for self-repairing of rotator cuff injury, the muscle tissue with rotator cuff injury can be gradually recovered after four to five months of exercise by using the device, the upper limb of the old user can be recovered, the old user can keep healthy body, and further keep pleasant mood, thereby improving the life quality of the old user; the supporting unit 3 is designed to be adjusted in a lifting mode, and the upper limb exercising unit 2 is arranged to be adjusted horizontally and forwards, so that the device can meet the requirement that old users with different heights use the upper limbs to exercise, and meanwhile, the inclination angle of the disc 14 can be adjusted through the adjusting bolt 18, the exercise habits of different old users can be met, and the device is good in applicability; the T-shaped enclosing plate 22 plays a role in protection, and the binding band 23 is used for binding the upper body of the old user on the inner side of the T-shaped enclosing plate 22, so that the old user can be prevented from falling off when using the device, the personal safety of the old user is ensured, and the device is safe and reliable; the process for preparing the protective sleeve is simple and easy to realize, the prepared protective sleeve has good flexibility and toughness, has good anti-skidding effect, has the advantages of ageing resistance and long service life, and can increase the hand feeling of the old user, thereby improving the comfort of the old user in using the device;

when the device is used, the height of the supporting plate 21 is adjusted through the crank 24, the position of the sliding block 10 in the sliding groove 7 is moved through operation of the fastening bolt 9, the distance between the disc 14 and the supporting unit 3 is further adjusted, the device is suitable for being used by an old user to exercise, the handle 15 is held by a hand to rotate the disc 14, two arms do circular rotation motion, and for the old user with rotator cuff injury, the exercise mode is favorable for self-repairing of the rotator cuff injury.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A safe and reliable's upper limbs exercise device, includes bottom plate (1), its characterized in that: two groups of upper limb exercising units (2) are symmetrically arranged on two sides of the upper part of the bottom plate (1), and a supporting unit (3) is arranged between the two groups of upper limb exercising units (2) on the upper part of the bottom plate (1);

the two groups of upper limb exercising units (2) respectively comprise bosses (6) fixedly mounted on the upper portion of the base plate (1), sliding grooves (7) are formed in the upper surfaces of the bosses (6), sliding blocks (10) are slidably mounted inside the sliding grooves (7), vertical rods (11) are fixedly mounted on the upper surfaces of the sliding blocks (10), U-shaped supports (12) are fixedly mounted at the upper ends of the vertical rods (11), supporting blocks (13) are fixedly mounted inside the upper portions of the U-shaped supports (12) through adjusting bolts (18), connecting rods (16) are fixedly mounted on the upper surfaces of the supporting blocks (13), discs (14) are mounted at the upper ends of the connecting rods (16) through first rolling bearings (17), and handles (15) are rotatably mounted on the upper surfaces of the discs (14) through rotating shafts;

the supporting unit (3) comprises a square shell (20) and a supporting plate (21) which are fixedly installed on the upper portion of the bottom plate (1), a flat plate (26) is movably installed inside the square shell (20), a lead screw (25) which is vertically arranged is screwed at the middle position of the flat plate (26), the bottom end of the lead screw (25) is installed at the bottom inside the square shell (20) through a second rolling bearing (28), the outer portion of the lead screw (25) is located below the flat plate (26) and is fixedly provided with a turbine (27), the turbine (27) is meshed with a worm (29), the worm (29) is fixedly installed inside the square shell (20) through a third rolling bearing (41), one end of the worm (29) extends to the outer portion of the square shell (20) and is connected with a crank (24), and the supporting plate (21) is located right above the square shell (20), the bottom of the supporting plate (21) is fixedly connected with the upper part of the flat plate (26) through two supporting rods (30);

a limiting groove (8) communicated with the sliding groove (7) is further formed in the outer side surface of the boss (6), a fastening bolt (9) is movably mounted in the limiting groove (8), and one end, close to the sliding block (10), of the fastening bolt (9) is in threaded connection with the inside of the sliding block (10);

the bottom of the supporting block (13) is of an arc-shaped structure, and a mounting hole (19) matched with the adjusting bolt (18) is formed in the bottom of the supporting block (13);

the upper end of the screw rod (25) is also fixedly provided with a limiting block (31), and the height of the screw rod (25) is not higher than that of the square shell (20);

wherein, bottom plate (1) is square bottom plate, and the bottom four corners symmetry of bottom plate (1) is equipped with four shock attenuation stabilizer blades (4), four shock attenuation stabilizer blades (4) all include fixed mounting in barrel (34) of bottom plate (1) bottom and be located circular rubber slab (35) under barrel (34), the upper end of barrel (34) is enclosed construction, just the bottom fixed mounting of barrel (34) has end cover (37), the inside of barrel (34) is from last to having first circular guide block (39), spring (40), the circular guide block of second (38) and support column (36) down movable mounting in proper order, the upper end of spring (40) with the bottom of first circular guide block (39) is contradicted, just the bottom of spring (40) with the upper portion of the circular guide block of second (38) is inconsistent, the upper end of the supporting column (36) is fixedly connected with the bottom of the second circular guide block (38), and the bottom end of the supporting column (36) penetrates through the end cover (37) and extends to the outside of the bottom of the cylinder (34) to be fixedly connected with the upper part of the circular rubber plate (35);

and the roughness of the inner surface of the cylinder (34), the roughness of the surface of the first circular guide block (39), the roughness of the surface of the second circular guide block (38) and the roughness of the surface of the support column (36) are all no more than Ra0.3.

2. A safe and reliable upper limb exercise apparatus as claimed in claim 1, wherein: the supporting unit (3) further comprises a T-shaped enclosing plate (22), and the T-shaped enclosing plate (22) is fixedly installed on the upper portion of the supporting plate (21).

3. A safe and reliable upper limb exercise apparatus according to claim 2, wherein: a binding band (23) made of elastic bands is fixedly connected to one outer side face of the T-shaped enclosing plate (22), a female eye-splice (33) is fixedly connected to the other outer side face of the T-shaped enclosing plate (22), and a male eye-splice (32) matched with the female eye-splice (33) is fixedly connected to one end portion, far away from the T-shaped enclosing plate (22), of the binding band (23).

4. A safe and reliable upper limb exercise apparatus as claimed in claim 1, wherein: the upper portion of bottom plate (1) is located two sets of antiskid rubber pad (5) have still been pasted between upper limbs exercise unit (2), still evenly be equipped with a plurality of non-slip raised on the upper surface of antiskid rubber pad (5).

5. A safe and reliable upper limb exercise apparatus as claimed in claim 1, wherein: the handle (15) is also sleeved with a protective sleeve, and the protective sleeve is prepared by the following method:

s5, adding the dispersed material prepared in the step S4 into an injection molding machine for injection molding, setting the temperature of a charging barrel of the injection molding machine to be 400 ℃, the injection pressure to be 900kg/cm for cultivation under 800-;