CN108905089B - Wrist strength exerciser with adjustable length of rotating shaft - Google Patents
Wrist strength exerciser with adjustable length of rotating shaft Download PDFInfo
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- CN108905089B CN108905089B CN201810672571.8A CN201810672571A CN108905089B CN 108905089 B CN108905089 B CN 108905089B CN 201810672571 A CN201810672571 A CN 201810672571A CN 108905089 B CN108905089 B CN 108905089B
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- rotating shaft
- rotating
- face
- cover
- blind hole
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- 210000000707 wrist Anatomy 0.000 title claims abstract description 28
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/12—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
- A63B23/14—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles for wrist joints
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/00058—Mechanical means for varying the resistance
- A63B21/00069—Setting or adjusting the resistance level; Compensating for a preload prior to use, e.g. changing length of resistance or adjusting a valve
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
- A63B21/045—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters having torsion or bending or flexion element
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2225/00—Miscellaneous features of sport apparatus, devices or equipment
- A63B2225/09—Adjustable dimensions
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a wrist strength exerciser with an adjustable rotating shaft length, which comprises a supporting sleeve, wherein a blind hole is formed in the left end surface of the supporting sleeve, a rotating shaft is arranged in the blind hole, an end cover, a rotating plate and a rotating disc are sequentially and rotatably sleeved on the rotating shaft from left to right, the left end of the rotating shaft extends out of the end cover, an extension sleeve is slidably sleeved at the outer end part of the rotating shaft, a sliding cavity is formed in the inner side wall of the extension sleeve, an inserting rod is slidably connected in the sliding cavity, an inserting groove is formed in the upper end surface of the rotating shaft, an annular check ring is arranged on the outer side wall of the inserting rod positioned in the sliding cavity, a third spring is sleeved outside the inserting rod between the annular check ring and the bottom in the sliding cavity, the upper end of the inserting rod movably penetrates through the extension sleeve and then extends out of the extension sleeve and; the length of the rotating shaft in the invention can be adjusted, so that the invention is suitable for exercisers with different arm lengths, thereby bringing convenience to the exercisers.
Description
Technical Field
The invention belongs to the technical field of wrist strength exercise machines, and relates to a wrist strength exercise machine with a length-adjustable rotating shaft.
Background
In order to achieve the purpose of exercising the wrist force of the hands, a wrist force exerciser appears on the market at present, but the rotating shaft in the wrist force exerciser used at present has the defect of nonadjustable length, so that the wrist force exerciser at present is difficult to adapt to exercisers with different arm lengths, and the use of the exerciser is inconvenient.
Disclosure of Invention
In order to solve the problems, the invention designs the wrist strength exerciser with the length-adjustable rotating shaft, and the length of the rotating shaft in the wrist strength exerciser can be adjusted, so that the wrist strength exerciser is suitable for exercisers with different arm lengths, and convenience can be brought to the exercisers.
The purpose of the invention is realized as follows:
the wrist strength exerciser with the length-adjustable rotating shaft comprises a supporting sleeve, wherein a blind hole is formed in the left end face of the supporting sleeve, the rotating shaft is arranged in the blind hole, an end cover, a rotating plate and a rotating disc are sequentially and rotatably sleeved on the rotating shaft from left to right, the end cover is fixed with the opening end of the supporting sleeve, the rotating plate is rotatably connected with the inner side wall of the supporting sleeve, the rotating disc is positioned at the inner bottom of the blind hole, a rotating rod is arranged on the end face of the rotating plate, which faces one side of the end cover, an arc-shaped groove is formed in the end cover and can allow the rotating rod to slide when the rotating plate rotates, a first annular boss is arranged on the outer peripheral wall of the rotating shaft, which is positioned on the right side of the rotating plate, a first groove into which the first annular boss can be partially inserted is formed in the right end face of the rotating plate, a first umbrella tooth face is arranged on the end face, a second annular boss is arranged on the peripheral wall of the rotating shaft positioned at the left side of the rotating disc, a second groove for the second annular boss to be partially inserted is arranged on the left end surface of the rotating disc, a third bevel face is arranged on the end surface of the second annular boss facing to the second groove, a fourth bevel face meshed with the third bevel face is arranged on the inner side wall of the second groove, a jack for the rotating shaft to be inserted is arranged at the inner bottom of the blind hole positioned at the right side of the rotating disc, a first spring for pushing the rotating shaft to enable the first bevel face to be matched with the second bevel face is arranged between the inner bottom of the jack and the rotating shaft, a torsional spring is sleeved outside the rotating shaft between the rotating plate and the rotating disc, one end of the torsional spring is fixed with the rotating plate, the other end of the torsional spring is fixed with the rotating disc, a locking mechanism for locking the rotating disc is arranged between the rotating disc and the blind hole, the left end of, be provided with smooth chamber on the inside wall of extension cover, be connected with the inserted bar in the smooth chamber slidable, be provided with the slot that the lower tip part that can supply the inserted bar that a plurality of distributes along pivot length direction on the up end of pivot inserts, be located and be provided with annular retaining ring on the lateral wall of the inserted bar of smooth intracavity portion, the outside cover of inserted bar between annular retaining ring and the bottom in the smooth chamber is equipped with and is used for pushing away the third spring that the annular retaining ring so that the lower extreme of inserted bar inserts in the slot, the upper end activity of inserted bar runs through and stretches out outside extension cover and threaded connection has the pull handle after the extension cover, the outside cover of extension cover is equipped with anti-skidding cover, be provided with the holding rod on the right-hand member face of support cover, the outside cover of holding.
The wrist strength exerciser capable of adjusting the length of the rotating shaft comprises a locking mechanism, a blind hole, a slide way, a sealing cover, a slide rod, a limiting block, a pull ring, a plurality of clamping grooves for the limiting block to be clamped in, and a second spring for pushing the limiting block to be clamped in the clamping grooves, wherein the slide way is arranged on the side wall of a supporting sleeve and communicated with the blind hole; by adopting the structure, the reliable locking of the rotating disc can be realized after the rotating disc rotates from bottom to top.
The wrist strength exerciser with the length-adjustable rotating shaft is characterized in that a first guide inclined plane is arranged on the front end face of the lower end of the limiting block, and a second guide inclined plane which can be matched with the first guide inclined plane for guiding is arranged in the clamping groove; after adopting this kind of structure, after the rolling disc rotated by supreme down, the stopper can be gone into each draw-in groove in proper order automatically in, when the rolling disc rotated from top to bottom, the rolling disc then can be locked and unable pivoted phenomenon appears.
The wrist force exerciser with the length-adjustable rotating shaft is characterized in that a bearing is mounted on the outer peripheral wall of a rotating plate, the outer peripheral wall of the rotating plate is fixed with an inner ring of the bearing, and an annular step for embedding the bearing is arranged on the inner side wall of the opening end of a blind hole; by adopting the structure, the rotating plate can be reliably connected with the supporting sleeve in a rotating way.
The wrist strength exerciser with the length-adjustable rotating shaft is characterized in that a third annular boss is arranged on the inner end face of the end cover and is in threaded connection with the annular step, and the third annular boss is tightly pressed on the outer ring of the bearing; by adopting such a structure, the end cap can be reliably connected with the support sleeve.
The wrist force exerciser with the length-adjustable rotating shaft is characterized in that a first bump is arranged at the edge of the right end face of the rotating plate, the left end of the torsion spring is matched and tightly inserted with the first bump after being bent, a second bump is arranged at the edge of the left end face of the rotating disc, and the right end of the torsion spring is matched and tightly inserted with the second bump after being bent; by adopting the structure, the fixing strength of the torsion spring can be improved.
The wrist strength exerciser with the length-adjustable rotating shaft is characterized in that a plurality of anti-skidding bulges are arranged on the outer side wall of the anti-skidding sleeve; after adopting this kind of structure, when holding the antiskid cover, can further increase the frictional force between hand and the antiskid cover, so, can play skid-proof effect better between hand and the antiskid cover.
By adopting the structure, the length of the rotating shaft in the device can be adjusted, so that the device is suitable for exercisers with different arm lengths, and convenience can be brought to the exercisers; when the length of the rotating shaft needs to be adjusted, the pull handle is pulled outwards, so that the inserted bar is separated from the slot, then the extension sleeve can be moved back and forth to adjust the length of the rotating shaft, and after the length of the rotating shaft is adjusted, the pull handle is released, so that the inserted bar is inserted into the corresponding slot.
Drawings
FIG. 1 is a schematic cross-sectional structural view of the present invention;
FIG. 2 is a left side view schematic of the end cap;
FIG. 3 is a left side view of the rotating plate;
FIG. 4 is a left side view of the rotating disc locked with the locking mechanism;
fig. 5 is an enlarged schematic view of a portion a in fig. 1.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
In the description of the present invention, unless otherwise specified, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", and the like, indicate orientations or state relationships based on the orientations or state relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that a referred mechanism or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, e.g. as a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A wrist strength exerciser with an adjustable rotating shaft length comprises a supporting sleeve 1, a blind hole 11 is arranged on the left end face of the supporting sleeve 1, a rotating shaft 2 is arranged in the blind hole 11, an end cover 3, a rotating plate 4 and a rotating disc 5 are sequentially and rotatably sleeved on the rotating shaft 2 from left to right, the end cover 3 is fixed with the opening end of the supporting sleeve 1, the rotating plate 4 is rotatably connected with the inner side wall of the supporting sleeve 1, the rotating disc 5 is positioned at the inner bottom of the blind hole 11, a rotating rod 41 is arranged on the end face of the rotating plate 4 facing one side of the end cover 3, an arc-shaped groove 31 for the rotating rod 41 to slide when the rotating plate 4 rotates is arranged in the end cover 3, a first annular boss 21 is arranged on the outer peripheral wall of the rotating shaft 2 on the right side of the rotating plate 4, a first groove 42 for the first annular boss 21 to be partially inserted is arranged on the right end face of the rotating plate 4, a first umbrella tooth face 22, a second bevel gear face 43 which is used for being meshed with the first bevel gear face 22 is arranged on the inner side wall of the first groove 42, a second annular boss 23 is arranged on the outer peripheral wall of the rotating shaft 2 which is positioned at the left side of the rotating disc 5, a second groove 51 which is used for being partially inserted by the second annular boss 23 is arranged on the left end surface of the rotating disc 5, a third bevel gear face 24 is arranged on the end surface of the second annular boss 23 which faces the second groove 51, a fourth bevel gear face 52 which is used for being meshed with the third bevel gear face 24 is arranged on the inner side wall of the second groove 51, a jack 12 which is used for being inserted by the rotating shaft 2 is arranged on the inner bottom of the blind hole 11 which is positioned at the right side of the rotating disc 5, a first spring 6 which is used for pushing the rotating shaft 2 to enable the first bevel gear face 22 to be matched with the second bevel gear face 43 is arranged between the rotating plate 4 and the rotating disc 5, a torsion spring, the other end is fixed with the rotating disc 5, a locking mechanism for locking the rotating disc 5 is arranged between the rotating disc 5 and the blind hole 11, the left end of the rotating shaft 2 extends out of the end cover 3, the outer end part of the rotating shaft 2 is sleeved with an extension sleeve 101 in a sliding way, the inner side wall of the extension sleeve 101 is provided with a sliding cavity 102, the sliding cavity 102 is connected with an insert rod 103 in a sliding way, the upper end surface of the rotating shaft 2 is provided with a plurality of slots 25 which are distributed along the length direction of the rotating shaft 2 and can be used for inserting the lower end parts of the insert rod 103, the outer side wall of the insert rod 103 positioned in the sliding cavity 102 is provided with an annular check ring 104, the outer part of the insert rod 103 between the annular check ring 104 and the inner bottom part of the sliding cavity 102 is sleeved with a third spring 105 for pushing the annular check ring 104 so that the lower end of the insert rod 103 is inserted into the slot 25, the upper end of, an anti-skid sleeve 8 is sleeved outside the extension sleeve 101, a holding rod 13 is arranged on the right end face of the support sleeve 1, and the anti-skid sleeve 8 is sleeved outside the holding rod 13; the locking mechanism comprises a slide way 14 which is arranged on the side wall of the support sleeve 1 and communicated with the blind hole 11, the outer end face of the slide way 14 is in threaded connection with a sealing cover 91, a slide rod 92 is movably arranged in the sealing cover 91 in a penetrating manner, the inner end part of the slide rod 92 is in threaded connection with a limiting block 93, the outer end part of the slide rod 92 is provided with a pull ring 921, the outer peripheral wall of the rotating disc 5 is provided with a plurality of clamping grooves 53 into which the limiting block 93 can be clamped, and a second spring 94 which is used for pushing the limiting block 93 to clamp the limiting block 93 into the clamping grooves 53 is sleeved outside the slide rod 92; by adopting the structure, the rotating disc can be reliably locked after rotating from bottom to top; a first guide inclined surface 931 is arranged on the front end surface of the lower end of the limiting block 93, and a second guide inclined surface 54 which can be matched with the first guide inclined surface 931 for guiding is arranged in the clamping groove 53; by adopting the structure, after the rotating disc rotates from bottom to top, the limiting blocks can be automatically and sequentially clamped into the clamping grooves, and when the rotating disc rotates from top to bottom, the rotating disc can be locked and cannot rotate; a bearing 44 is arranged on the peripheral wall of the rotating plate 4, the peripheral wall of the rotating plate 4 is fixed with an inner ring of the bearing 44, and an annular step 15 for embedding the bearing 44 is arranged on the inner side wall of the opening end of the blind hole 11; by adopting the structure, the rotating plate can be reliably and rotatably connected with the supporting sleeve; a third annular boss 32 is arranged on the inner end face of the end cover 3, the third annular boss 32 is in threaded connection with the annular step 15, and the third annular boss 32 is tightly pressed on the outer ring of the bearing 44; by adopting the structure, the end cover can be reliably connected with the supporting sleeve; a first bump 45 is arranged at the edge of the right end face of the rotating plate 4, the left end of the torsion spring 7 is bent and then is matched and tightly inserted with the first bump 45, a second bump 55 is arranged at the edge of the left end face of the rotating disc 5, and the right end of the torsion spring 7 is bent and then is matched and tightly inserted with the second bump 55; by adopting the structure, the fixing strength of the torsion spring can be improved; the outer side wall of the anti-skid sleeve 8 is provided with a plurality of anti-skid protrusions 81; after adopting this kind of structure, when holding the antiskid cover, can further increase the frictional force between hand and the antiskid cover, so, can play skid-proof effect better between hand and the antiskid cover.
When the hand-held anti-slip device is used, the anti-slip sleeve on the right side is held by the right hand, the anti-slip sleeve on the left side is held by the left hand, then the rotating shaft is rotated from top to bottom by the left hand, after the rotating shaft is rotated, the rotating rod slides in the arc-shaped groove, the torsion spring is screwed, the torsion spring can apply torsion to the hand, and when a user rotates the rotating shaft back and forth, the hand wrist force can be exercised; when the torsion of the invention needs to be adjusted, the rotating shaft is pushed inwards to enable the first annular boss to be separated from the first groove and enable the second annular groove to be inserted into the second groove, at the moment, the third bevel gear surface is matched with the fourth bevel gear surface, then the rotating shaft is rotated from bottom to top, the rotating disc is driven by the rotating shaft and rotates from bottom to top, the rotating disc is locked through the locking mechanism after rotating, the phenomenon that the rotating disc freely rotates from top to bottom is avoided, after the rotating disc is rotated from bottom to top, the torsion spring is gradually tensioned, in this way, the torsion applied to the rotating plate by the torsion spring is gradually increased, the exercise intensity of the wrist force of a user can be increased, then the rotating shaft is released, the rotating shaft moves outwards under the action of the first spring, at the moment, the first annular boss is inserted into the first groove, the first bevel gear surface is matched with the second bevel gear surface, and the torsion action of the torsion applied to the, therefore, when the rotating shaft is rotated from top to bottom, the exercise intensity of the wrist force of the user can be improved; when needs jump back to initial condition with torsion, the pulling ring is pulled for the stopper breaks away from the draw-in groove, and the rolling disc can rotate from top to bottom under the effect of torsional spring this moment, and after the rolling disc is static, the effort of being about to the torsional spring to the rotor plate has adjusted initial state, then releases the pull ring again, makes the stopper under the effect of second spring with draw-in groove cooperation chucking can.
It should be noted that, in the above embodiments, as long as the technical solutions can be aligned and combined without contradiction, those skilled in the art can exhaust all possibilities according to the mathematical knowledge of the alignment and combination, and therefore, the invention does not describe the technical solutions after alignment and combination one by one, but it should be understood that the technical solutions after alignment and combination have been disclosed by the invention.
It should be noted that the above list is only one specific embodiment of the present invention. It is obvious that the invention is not limited to the above embodiments, but that many variations are possible.
In general, all modifications that can be derived or suggested by those skilled in the art from the disclosure herein are intended to be included within the scope of the invention.
Claims (5)
1. The utility model provides a wrist strength exerciser of adjustable pivot length which characterized in that: comprises a supporting sleeve (1), a blind hole (11) is arranged on the left end face of the supporting sleeve (1), a rotating shaft (2) is arranged in the blind hole (11), an end cover (3), a rotating plate (4) and a rotating disc (5) are sequentially and rotatably sleeved from left to right in the rotating shaft (2), the end cover (3) is fixed with the opening end of the supporting sleeve (1), the rotating plate (4) is rotatably connected with the inner side wall of the supporting sleeve (1), the rotating disc (5) is positioned at the inner bottom of the blind hole (11), a rotating rod (41) is arranged on the end face of the rotating plate (4) facing one side of the end cover (3), an arc-shaped groove (31) for the rotating rod (41) to slide when the rotating plate (4) rotates is arranged in the end cover (3), and a first annular boss (21) is arranged on the outer peripheral wall of the rotating shaft (2) on the right side of the rotating, a first groove (42) for partially inserting a first annular boss (21) is formed in the right end face of the rotating plate (4), a first umbrella tooth face (22) is arranged on the end face, facing the first groove (42), of the first annular boss (21), a second umbrella tooth face (43) meshed with the first umbrella tooth face (22) is arranged on the inner side wall of the first groove (42), a second annular boss (23) is arranged on the outer peripheral wall of the rotating shaft (2) on the left side of the rotating disc (5), a second groove (51) for partially inserting the second annular boss (23) is formed in the left end face of the rotating disc (5), a third umbrella tooth face (24) is arranged on the end face, facing the second groove (51), of the second annular boss (23), a fourth umbrella tooth face (52) meshed with the third umbrella tooth face (24) is arranged on the inner side wall of the second groove (51), a jack (12) for inserting the rotating shaft (2) is arranged at the inner bottom of the blind hole (11) on the right side of the rotating disc (5), a first spring (6) for pushing the rotating shaft (2) to enable the first umbrella tooth surface (22) to be matched with the second umbrella tooth surface (43) is arranged between the inner bottom of the jack (12) and the rotating shaft (2), a torsion spring (7) is sleeved outside the rotating shaft (2) between the rotating plate (4) and the rotating disc (5), one end of the torsion spring (7) is fixed with the rotating plate (4), the other end of the torsion spring is fixed with the rotating disc (5), a locking mechanism for locking the rotating disc (5) is arranged between the rotating disc (5) and the blind hole (11), the left end of the rotating shaft (2) extends out of the end cover (3), an extension sleeve (101) is slidably sleeved at the outer end part of the rotating shaft (2), and a sliding cavity (102) is arranged on the inner side wall of the extension sleeve (101), the sliding cavity (102) is connected with an insert rod (103) in a sliding manner, the upper end face of the rotating shaft (2) is provided with a plurality of slots (25) which are distributed along the length direction of the rotating shaft (2) and can be used for inserting the lower end parts of the insert rods (103), the outer side wall of the insert rod (103) positioned in the sliding cavity (102) is provided with an annular check ring (104), a third spring (105) used for pushing the annular check ring (104) to enable the lower end parts of the insert rods (103) to be inserted into the slots (25) is sleeved outside the insert rod (103) between the annular check ring (104) and the inner bottom part of the sliding cavity (102), the upper end of the insert rod (103) movably penetrates through the extension sleeve (101) and then extends out of the extension sleeve (101) and is connected with a pull handle (106) in a threaded manner, the outer part of the extension sleeve (101) is sleeved with an anti-slip sleeve (8), the right end face of the support sleeve, the outside cover of holding rod (13) is equipped with antiskid cover (8), be provided with a plurality of non-slip raised (81) on the lateral wall of antiskid cover (8), the edge of rotor plate (4) right-hand member face is provided with first lug (45), the left end of torsional spring (7) is bent the back and is inserted tightly with first lug (45) cooperation, the edge of rotor plate (5) left end face is provided with second lug (55), the right-hand member of torsional spring (7) is bent the back and is inserted tightly with second lug (55) cooperation.
2. The wrist strength exerciser with the adjustable rotating shaft length according to claim 1, wherein the locking mechanism comprises a slide way (14) which is arranged on the side wall of the support sleeve (1) and communicated with the blind hole (11), a sealing cover (91) is in threaded connection with the outer end face of the slide way (14), a slide rod (92) is movably arranged in the sealing cover (91) in a penetrating mode, a limiting block (93) is in threaded connection with the inner end portion of the slide rod (92), a pull ring (921) is arranged at the outer end portion of the slide rod (92), a plurality of clamping grooves (53) for the limiting block (93) to be clamped in are formed in the outer peripheral wall of the rotating disc (5), and a second spring (94) used for pushing the limiting block (93) to clamp the limiting block (93) into the clamping grooves (53) is sleeved outside the slide rod (92) between the sealing cover (91) and the limiting block (93).
3. The wrist power exerciser with the adjustable rotating shaft length according to claim 2, wherein a first guide slope (931) is provided on a front end surface of a lower end of the limiting block (93), and a second guide slope (54) which can be guided in cooperation with the first guide slope (931) is provided in the locking groove (53).
4. The wrist force exerciser with the adjustable rotating shaft length according to claim 1, wherein a bearing (44) is mounted on the outer peripheral wall of the rotating plate (4), the outer peripheral wall of the rotating plate (4) is fixed with an inner ring of the bearing (44), and an annular step (15) for embedding the bearing (44) is arranged on the inner side wall of the opening end of the blind hole (11).
5. The wrist force exerciser with the length of the rotating shaft adjustable according to claim 4, characterized in that a third annular boss (32) is arranged on the inner end face of the end cover (3), the third annular boss (32) is in threaded connection with the annular step (15), and the third annular boss (32) is pressed on the outer ring of the bearing (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810672571.8A CN108905089B (en) | 2018-06-26 | 2018-06-26 | Wrist strength exerciser with adjustable length of rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810672571.8A CN108905089B (en) | 2018-06-26 | 2018-06-26 | Wrist strength exerciser with adjustable length of rotating shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108905089A CN108905089A (en) | 2018-11-30 |
| CN108905089B true CN108905089B (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810672571.8A Expired - Fee Related CN108905089B (en) | 2018-06-26 | 2018-06-26 | Wrist strength exerciser with adjustable length of rotating shaft |
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| CN (1) | CN108905089B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113018083A (en) * | 2021-03-15 | 2021-06-25 | 蒋先敏 | Artificial intelligence department of ultrasonography patient limbs adjusting device |
| CN113426075B (en) * | 2021-07-16 | 2022-03-29 | 泰州市人民医院 | Portable rehabilitation training device for wrist recovery |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5046727A (en) * | 1990-07-31 | 1991-09-10 | Whatnot, Inc. | Wrist exercise device |
| GB2329595B (en) * | 1998-12-21 | 1999-08-11 | Daniel Tony Bishop | Abdominal progressive resistance training apparatus |
| CN205164037U (en) * | 2015-09-26 | 2016-04-20 | 陈书辉 | Mini -type arm strength device |
| CN205460654U (en) * | 2016-03-25 | 2016-08-17 | 罗亮 | But continuously adjustable safety intelligence arm strength stick |
| CN106362364B (en) * | 2016-11-12 | 2018-06-29 | 张世杰 | Multi-functional bar for arm strength building |
| CN207152166U (en) * | 2017-09-20 | 2018-03-30 | 黑龙江工程学院 | English teaching card apparatus for placing |
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2018
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| CN108905089A (en) | 2018-11-30 |
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