CN217526271U

CN217526271U - Damping rotating shaft type arm strength wrist strength trainer with replaceable handle

Info

Publication number: CN217526271U
Application number: CN202221458619.3U
Authority: CN
Inventors: 肖杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-10-04
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses a damping rotating shaft type arm strength wrist strength trainer with a replaceable handle, wherein the damping rotating shaft is connected on a grab handle base, a driving screw rod is connected and passes through a driving parent body to be connected on the damping rotating shaft, the handle is movably connected on the driving parent body, a positioning screw rod is connected with the handle and the driving parent body to restrain the movement of the handle and the driving parent body to form a whole, and the damping rotating shaft is driven to rotate to generate resistance; the handle is round, and can be replaced by a sphere and a cylinder. The training device adopts the damping rotating shaft mechanism as a resistance source and the replaceable handle, and provides a safer and more flexible way for a user to exercise the arm and the wrist.

Description

Damping rotating shaft type arm strength wrist strength trainer with replaceable handle

Technical Field

The utility model relates to an arm strength wrist strength training ware, especially a can replace damping pivot formula arm strength wrist strength training ware of handle.

Background

With the development and progress of the times, fitness becomes a way for keeping health and vitality in life of many people, wherein the exercise ways aiming at wrist strength and arm strength are various, most of the simple instruments for exercising the arm strength and the wrist strength on the market use the counterforce generated by a spring and physical load to exercise the wrist and the arm, and the defects of single operation method, limited force direction, insufficient safety and low flexibility exist.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: the utility model provides an utilize produced resistance of damping pivot rotary friction, carry out the exercise of arm wrist strength through the clockwise or anticlockwise unlimited rotation of operating handle drive damping pivot, because the damping pivot has the characteristics that stop wantonly, so can not produce reaction force at the exercise in-process, avoid appearing the injured condition, can replace a handle to change the grip simultaneously and carry out an arm strength wrist strength training ware of taking exercise to different details.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a can replace damping pivot formula arm strength wrist strength training ware of handle which characterized in that: comprises a grab handle base, a damping rotating shaft, four driving screws, a driving matrix, a handle and a positioning screw; the damping rotating shaft is connected to the grab handle base, the driving screw penetrates through the driving parent body and is connected to the damping rotating shaft, the handle is movably connected to the driving parent body, the positioning screw is connected with the handle and the driving parent body to restrain the handle and the driving parent body to move to form a whole, and resistance is generated by driving the damping rotating shaft to rotate; the handle is round and can be replaced by a sphere and a cylinder.

In the damping rotating shaft type arm strength wrist strength trainer with the replaceable handle, the grab handle base is respectively formed by integrating the circular base and the rectangular grab handle, and four first internal thread columns are arranged at the central positions of the circular base; the rectangular grip of the grip base may be cylindrical or a removable grip.

The damping rotating shaft type arm strength wrist strength trainer with the replaceable handle comprises a damping central shaft, a damping chassis, a damping isolation ring, a damping first friction disc, a damping rotating disc, a damping second friction disc, a damping spring gasket and a damping nut.

According to the damping rotating shaft type arm strength wrist strength trainer with the replaceable handle, the bottom of the damping central shaft is provided with the supporting plane, the damping chassis is abutted to the supporting plane, the two opposite sides of the shaft body of the damping central shaft are provided with the mounting planes, the damping chassis, the damping first friction disc and the damping second friction disc are respectively provided with the waist-shaped hole matched with the shaft body of the damping central shaft, so that the damping chassis, the damping first friction disc and the damping second friction disc can not rotate on the damping central shaft in a sleeved mode, the upper section of the shaft body of the damping central shaft is provided with the threads, and the damping nut is connected to the threads.

The damping rotating shaft type arm strength wrist strength trainer with the replaceable handle is characterized in that the damping chassis is circular, four conical counter bores are arranged on the periphery of the damping chassis, a waist-shaped hole is arranged in the center of the damping chassis, waist-shaped holes are arranged in the centers of the damping first friction disc and the damping second friction disc, the damping rotating disc is fan-shaped, four first threaded holes are arranged on the periphery of the damping rotating disc, round holes are arranged in the center of the damping rotating disc, and round holes are arranged in the centers of the damping isolating ring and the damping spring gasket; the damping first friction disc and the damping second friction disc can be 1 or more, the spring washer can be 1 or more, and the damping rotating disc can be fan-shaped or circular.

In the damping rotating shaft type arm strength wrist strength trainer with the replaceable handle, the damping central shaft is a main shaft, the damping chassis, the damping isolation ring, the damping first friction disc, the damping rotating disc, the damping second friction disc and the damping spring gasket are sleeved on the damping central shaft in sequence, the damping central shaft is fixedly connected and positioned with the upper section of the shaft body of the damping central shaft through the damping nut, and the damping rotating disc generates resistance through the rotating friction between the damping first friction disc and the damping second friction disc; and the damping chassis on the damping rotating shaft is respectively fixed on the four first internal thread columns through four countersunk head screws.

According to the damping rotating shaft type arm strength wrist strength trainer with the replaceable handle, the driving parent body is respectively formed by integrating a disc, a first square through groove and four second internal thread columns, the second square through groove is formed in the center of the disc, four conical countersunk head threaded holes are formed in the periphery of the disc, and the size of the disc is equal to that of the damping chassis; the first square through groove is connected and communicated with a second square through groove in the center of the disc, the four second internal thread columns are respectively connected and communicated with conical countersunk head threaded holes on the periphery of the disc, two second threaded holes are formed in two opposite sides of the first square through groove, the second internal thread columns and the first square through groove protrude out of the disc, and the protruding direction is consistent.

In the damping rotating shaft type arm strength wrist strength trainer with the replaceable handle, the four driving screws are connected and penetrate through the four conical countersunk head threaded holes and the four second internal threaded columns of the driving parent body disc and then are connected into the first threaded hole of the damping rotating disc, so that a main body of the damping rotating shaft type arm strength wrist strength trainer with the replaceable handle is formed; the driving screw is a countersunk head screw.

The damping rotating shaft type arm strength wrist strength trainer with the replaceable handle is characterized in that the handle is integrally formed by a disc body and a square column body, the square column body is arranged at the center of the disc body, a third threaded hole is formed in the side face of the square column body, the square column body is sleeved in a first square through groove and a second square through groove of a driving matrix, the third threaded hole of the square column body is overlapped with a second threaded hole of the first square through groove of the driving matrix, and the positioning screw rod is connected with the second threaded hole penetrating through the first square through groove and the third threaded hole of the square column body to restrain and position the handle and the driving matrix.

In the damping rotating shaft type arm strength wrist strength trainer with the replaceable handle, the handle is circular; the positioning screw is a flat head screw.

The utility model discloses a user holds the grab handle with one hand, and the handle is held to the other hand, thereby drive handle to clockwise or anticlockwise unlimited rotation damping pivot reaches the purpose of taking exercise, has following advantage.

1. Safety: because there is not the reaction and does, can stop at will when user's drive handle, avoided appearing the injured condition.

2. The force direction and the stroke are not limited: the user can rotate clockwise or anticlockwise infinitely when driving the handle.

3. Diversity of operating methods: the user changes different details of the grip exercising arm and wrist by replacing the handles.

4. Flexibility: the user can take various postures or fix the trainer on the wall through the fixing piece to carry out personalized exercise.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is an exploded schematic view of the present invention;

FIG. 3 is an exploded view of the damping spindle of the present invention;

FIG. 4 is a schematic view of a knob;

fig. 5 is a schematic view of a cylindrical handle.

In the drawing, 1, a grab handle base, 2, a damping rotating shaft, 3, a driving parent body, 4, a driving screw rod, 5, a handle, 6, a positioning screw rod, 7, a spherical handle, 8, a cylindrical handle, 101, a first internal thread column, 301, a disc, 302, a first square through groove, 303, a second internal thread column, 501, a disc body, 502, a square column, 201, a damping central shaft, 202, a damping chassis, 203, a damping isolating ring, 204, a damping first friction disc, 205, a damping rotating disc, 206, a damping second friction disc, 207, a damping spring gasket, 208, a damping nut, 211, a supporting plane, 212 mounting planes, 213 threads, 221, a conical countersunk hole, 222, a kidney-shaped hole, 223, a first threaded hole, 224, a round hole, 311, a second square through groove, 312, a second threaded hole, 313, a conical countersunk threaded hole, 511 and a third threaded hole

Detailed Description

The first embodiment is as follows: the damping rotating shaft type arm strength wrist strength trainer with the replaceable handle comprises a grab handle base 1, a damping rotating shaft 2, four driving screws 4, a driving matrix 3, a handle 5 and a positioning screw 6; the grab handle base 1 is respectively composed of a round base and a rectangular grab handle, and four first internal thread columns 101 are arranged at the central positions of the round base.

The damping rotating shaft 2 comprises a damping central shaft 201, a damping chassis 202, a damping isolation ring 203, a damping first friction disc 204, a damping rotating disc 205, a damping second friction disc 206, a damping spring gasket 207 and a damping nut 208; a supporting plane 211 is arranged at the bottom of the damping center shaft 201, mounting planes 212 are arranged on two opposite sides of the shaft body, a part with a waist-shaped hole 222 is matched with the mounting planes 212 and cannot rotate after being sleeved, and threads 213 are arranged on the upper section of the shaft body; the damping chassis 202 is circular, four conical counter bores 221 are arranged on the periphery of the damping chassis, a waist-shaped hole 222 is arranged in the center of the damping chassis, and the damping chassis 202 is sleeved on the central shaft and abuts against the supporting plane 211; the center of the damping isolation ring 203 is a round hole 224, and the damping isolation ring 203 is sleeved on the damping central shaft 201 and is attached to the damping chassis 202; the center of the damping first friction disc 204 is a waist-shaped hole 222, and the damping first friction disc 204 is sleeved on the damping central shaft 201 and attached to the damping isolation ring 203; the damping rotating disc 205 is in a fan-shaped shape, four first threaded holes 223 are formed in the periphery of the damping rotating disc 205, a circular hole is formed in the center of the damping rotating disc, and the damping rotating disc 205 is sleeved on the damping central shaft 201 and attached to the damping first friction disc 204; the center of the damping second friction disc 206 is a waist-shaped hole 222, and the damping second friction disc 206 is sleeved on the damping central shaft 201 and attached to the damping rotating disc 205; the center of the damping spring pad 207 is a circular hole 224, the damping spring pad 207 is sleeved on the damping central shaft 201 and is attached to the damping second friction disc 206; the damping nut 208 is fixedly connected with the thread 213 at the upper section of the damping center shaft 201.

The damping chassis 202 is fixed on the first internal thread column 101 through a countersunk head screw and connected with the grab handle base 1; the driving matrix 3 is respectively formed by integrating a disc 301, a first square through groove 302 and four second internal thread columns 303, wherein a second square through groove 311 is formed in the center of the disc 301, four conical countersunk threaded holes 313 are formed in the periphery of the disc 301, the size of the disc 301 is equal to that of the damping chassis 202, the first square through groove 302 is communicated with the second square through groove 311 in the center of the disc 301, the four second internal thread columns 303 are respectively communicated with the conical countersunk threaded holes 313 in the periphery of the disc 301, two second threaded holes 312 are formed in two opposite surfaces of the first square through groove 302, and the second internal thread columns 303 and the first square through groove 302 protrude out of the disc 301 in the same protruding direction; the driving screw rod 4 is connected to pass through the conical countersunk head threaded hole 313 of the disc 301 of the driving parent body 3 and the second internal threaded column 303 and then is connected to the first threaded hole 223 of the damping rotating disc 205 to form the body of the trainer.

The handle 5 is formed by integrating a circular disc body 501 and a square column body 502, the square column body 502 is arranged in the center of the circular disc body 501, and a third threaded hole 511 is formed in the side face of the square column body 502; the square column 502 is sleeved in the first square through groove 302 and the second square through groove 311 of the driving parent body 3, so that the third threaded hole 511 of the square column 502 is overlapped with the second threaded hole 312 of the first square through groove 302, and the positioning screw 6 is connected with the third threaded through hole which penetrates through the second threaded hole 312 of the first square through groove 302 and the square column 502 to constrain and position the handle 5 and the driving parent body 3; the user holds the grab handle with one hand and holds the handle 5 with the other hand, and drives the handle 5 to rotate the damping rotating shaft 2 clockwise or anticlockwise without limit so as to achieve the aim of exercise.

Example two: the handle 5 is round and can be replaced by a sphere or a cylinder; the user can replace the handle by connecting the square column 502 on the spherical handle 7 or the cylindrical handle 8 with the driving parent body 3, and different details can be exercised by driving the damping rotating shaft 2 to rotate by different holding methods.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "center", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present patent and for simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present patent.

In the present invention, unless otherwise expressly stated or limited, the terms "combined," "disposed," "connected," "fixed," "compact," and the like are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral entity; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, or they may be connected internally or in an interactive relationship with each other, and unless otherwise specifically limited, the specific meaning of the above terms in this patent will be understood by those skilled in the art according to the specific circumstances.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a can replace damping pivot formula arm strength wrist power training ware of handle which characterized in that: comprises a grab handle base (1), a damping rotating shaft (2), four driving screws (4), a driving parent body (3), a handle (5) and a positioning screw (6); the damping rotating shaft (2) is connected to the grab handle base (1), the driving screw (4) penetrates through the driving parent body (3) in a connecting mode and then is connected to the damping rotating shaft (2), the handle (5) is movably connected to the driving parent body (3), the positioning screw (6) is connected with the handle (5) and the driving parent body (3) to restrain the movement of the handle and the driving parent body to form a whole, and resistance is generated by driving the damping rotating shaft (2) to rotate; the handle (5) is round or spherical (7) or cylindrical (8).

2. The damped pivoting arm strength wrist trainer of a replaceable handle according to claim 1, characterized in that: the grab handle base (1) is respectively formed by integrating a circular base and a rectangular grab handle, and four first internal thread columns (101) are arranged at the central positions of the circular base; the grab handle of the grab handle base (1) is rectangular or cylindrical or is removed from the grab handle.

3. The damped pivot arm strength wrist training device of replaceable handle as claimed in claim 1, wherein: the damping rotating shaft (2) comprises a damping central shaft (201), a damping chassis (202), a damping isolation ring (203), a damping first friction disc (204), a damping rotating disc (205), a damping second friction disc (206), a damping spring gasket (207) and a damping nut (208).

4. The damped pivot arm strength wrist training device of replaceable handle as claimed in claim 3, wherein: damping center pin (201) bottom is provided with supporting plane (211), and damping chassis (202) are contradicted on supporting plane (211), the relative both sides of damping center pin (201) axis body are provided with mounting plane (212), damping chassis (202), the first friction disc of damping (204) and damping second friction disc (206) all are provided with waist shape hole (222) with damping center pin (201) mounting plane (212) assorted, make damping chassis (202), the first friction disc of damping (204) and damping second friction disc (206) suit all unable rotation on damping center pin (201), damping center pin (201) axis body upper segment is provided with screw thread (213), damping nut (208) are connected on screw thread (213).

5. The damped pivot arm strength wrist training device of replaceable handle as claimed in claim 3, wherein: the damping chassis (202) is circular, four conical counter bores (221) are formed in the periphery of the damping chassis, a waist-shaped hole (222) is formed in the center of the damping chassis, the waist-shaped holes (222) are formed in the centers of the damping first friction disc (204) and the damping second friction disc (206), the damping rotating disc (205) is fan-shaped, four first threaded holes (223) are formed in the periphery of the damping rotating disc, a round hole (224) is formed in the center of the damping rotating disc, and round holes (224) are formed in the centers of the damping isolating ring (203) and the damping spring gasket (207); the damping first friction disc (204) and the damping second friction disc (206) are 1 or more, the spring washer (207) is 1 or more, and the damping rotating disc (205) is fan-shaped or circular.

6. The damped pivot arm strength wrist training device of replaceable handle as claimed in claim 3, wherein: the damping central shaft (201) is a main shaft, a damping chassis (202), a damping isolation ring (203), a damping first friction disc (204), a damping rotating disc (205), a damping second friction disc (206) and a damping spring gasket (207) are sleeved on the damping central shaft (201) in sequence, and are connected with a thread (213) on the upper section of a shaft body of the damping central shaft (201) through a damping nut (208) for stable positioning, and the damping rotating disc (205) generates resistance through rotary friction between the damping first friction disc (204) and the damping second friction disc (206); and a damping chassis (202) on the damping rotating shaft (2) is respectively fixed on the four first internal thread columns (101) through four countersunk head screws.

7. The damped pivot arm strength wrist training device of replaceable handle as claimed in claim 1, wherein: the driving parent body (3) is integrally formed by a disc (301), a first square through groove (302) and four second internal thread columns (303), the center of the disc (301) is provided with a second square through groove (311), four conical countersunk head threaded holes (313) are formed in the periphery of the disc (301), and the size of the disc (301) is equal to that of the damping chassis (202); the first square through groove (302) is connected with a second square through groove (311) at the center of the disc (301) and is communicated with the disc, four second internal thread columns (303) are respectively connected with conical countersunk head threaded holes (313) on the periphery of the disc (301) and are communicated with the disc, two second threaded holes (312) are formed in two opposite surfaces of the first square through groove (302), the second internal thread columns (303) protrude out of the disc (301) from the first square through groove (302), and the protruding directions are consistent.

8. The damped pivot arm strength wrist training device of replaceable handle as claimed in claim 1, wherein: the four driving screws (4) are connected with four conical countersunk head threaded holes (313) penetrating through a disc (301) of the driving parent body (3) and four second internal thread columns (303) and then connected into a first threaded hole (223) of the damping rotating disc (205) to form a main body of the damping rotating shaft type arm strength wrist strength trainer with a replaceable handle; the driving screw (4) is a countersunk head screw.

9. The damped pivot arm strength wrist training device of replaceable handle as claimed in claim 1, wherein: the handle (5) is integrally formed by a disc body (501) and a square column body (502), the square column body (502) is arranged at the center of the disc body (501), a third threaded hole (511) is formed in the side face of the square column body (502), the square column body (502) is sleeved in a first square through groove (302) and a second square through groove (311) of a driving parent body (3), the third threaded hole (511) of the square column body (502) is overlapped with a second threaded hole (312) of the first square through groove (302), and the positioning screw (6) is connected with the second threaded hole (312) penetrating through the first square through groove (302) and the third threaded hole of the square column body (502) to constrain and position the handle (5) and the driving parent body (3).

10. The damped pivoting arm strength wrist trainer of an interchangeable handle according to claim 9, wherein: the positioning screw rod (6) is a flat head screw rod.