CN112516536A

CN112516536A - Arm force bar for preventing handle sleeve from loosening

Info

Publication number: CN112516536A
Application number: CN202011428370.7A
Authority: CN
Inventors: 张贻祥
Original assignee: Hunan Jialian Culture Media Co ltd
Current assignee: Hunan Jialian Culture Media Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-03-19

Abstract

The invention relates to the technical field of arm power rods, and discloses an arm power rod capable of preventing a grab handle sleeve from loosening, which comprises two grab handles and a spring, wherein the spring is fixedly connected between the two grab handles, adjusting mechanisms are arranged inside the two grab handles, the anti-loosening mechanisms are arranged below the two grab handles, each adjusting mechanism comprises an adjusting block, a cavity is formed in each grab handle, one end of each adjusting block extends into the cavity, and a movable sleeve is arranged inside the cavity. According to the invention, the adjusting mechanism is arranged in the grab handle, when the adjustment is needed, the knob at the end part of the grab handle is rotated, the screw rod is rotated, the movable sleeve is driven to move left and right, then the triangular block and the triangular block slide, so that the adjusting block can be expanded, the overall diameter of the grab handle is changed, the grab handle can adapt to the hand shapes of different people, and the problem that the grab handle in the prior art cannot be adjusted is solved.

Description

Arm force bar for preventing handle sleeve from loosening

Technical Field

The invention relates to the technical field of arm strength rods, in particular to an arm strength rod capable of preventing a handle sleeve from loosening.

Background

The arm-force rod is a body-building apparatus and is in the shape of a stick. The two heads of the arm exerciser are provided with handles, the middle part of the arm exerciser is provided with a strong spring which is mainly used for grinding and refining arm muscles and exercising the strength of upper limbs, and the arm exerciser is a sports apparatus of forearm wrist flexor and has certain danger. The force required by the arm exerciser is divided into different levels according to the required force, generally divided into the levels of 20, 30,40,50,60, 80,100 and 110KG, which are the force required by the arm exerciser to bend.

When the existing arm strength rod is used, the grab handle cannot be adjusted, and the arm strength rod is uncomfortable to hold.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a force bar for preventing a grab handle sleeve from loosening an arm, which aims to solve the problems in the prior art.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the arm force bar for preventing the handle sleeve from loosening comprises two handles and a spring, wherein the spring is fixedly connected between the two handles, an adjusting mechanism is arranged inside the two handles, and an anti-loosening mechanism is arranged below the two handles;

the adjusting mechanism comprises an adjusting block, a cavity is formed in the grab handle, one end of the adjusting block extends into the cavity, a movable sleeve is arranged in the cavity, a limiting rod is arranged in the cavity, the movable sleeve is connected with the limiting rod in a sliding mode, a screw rod is arranged in the middle of the movable sleeve and is in threaded connection with the movable sleeve, one end of the screw rod is rotationally connected with the inner wall of the cavity through a bearing, the other end of the screw rod penetrates through the outer portion of the grab handle, a knob is fixedly connected with the other end of the screw rod, a triangular groove is formed in one side, located in the cavity, of the adjusting block, a triangular block is fixedly connected to the outer wall of the movable sleeve on one side of the triangular groove, the triangular block is connected with the movable sleeve in a clamping mode, and a rubber pad is fixedly;

the anti-disengaging mechanism comprises an upper fixing ring and a lower fixing ring, the inner side of the upper fixing ring and the inner side of the lower fixing ring are fixedly connected with sponge pads, two side fixedly connected with movable columns at the bottom of the upper fixing ring, two sides at the top of the lower fixing ring are provided with movable grooves, the movable columns are connected with the movable grooves in a sliding mode, a first stretching spring is fixedly connected between the movable columns and the bottom of the inner wall of each movable groove, a top fixedly connected with fixed chain of the upper fixing ring, a limiting block is fixedly connected with the top of the fixed chain, a limiting groove is formed in the bottom of the grab handle, the limiting block is connected with the limiting groove in a sliding mode, and a second stretching spring is fixedly connected between the top of.

Preferably, the two handgrips are symmetrically arranged on two sides of the spring.

Preferably, it is single regulating block on the grab handle is equipped with four, four the regulating block uses the axis of grab handle as the central point symmetry and installs around the grab handle.

Preferably, one end of the adjusting block is fixedly connected with a limiting column, one end of the limiting column is provided with a limiting hole in the inner wall of the cavity, and the limiting column is connected with the limiting hole in a sliding mode.

Preferably, two ends of the limiting rod are fixedly connected with the left inner wall of the cavity and the right inner wall of the cavity respectively.

Preferably, the one end fixedly connected with activity ring of knob, the tip at the grab handle of one end of activity ring is opened there is the annular, activity ring and annular sliding connection.

Preferably, the triangular blocks are matched with the triangular grooves in shape, and the included angle between the inclined planes of the triangular grooves and the triangular blocks and the horizontal plane is 30 degrees.

Compared with the prior art, the invention provides the arm force bar for preventing the handle sleeve from loosening, which has the following beneficial effects:

1. according to the invention, the adjusting mechanism is arranged in the grab handle, when the adjustment is needed, the knob at the end part of the grab handle is rotated, the screw rod is rotated, the movable sleeve is driven to move left and right, then the triangular block and the triangular block slide, so that the adjusting block can be expanded, the overall diameter of the grab handle is changed, the grab handle can adapt to the hand shapes of different people, and the problem that the grab handle in the prior art cannot be adjusted is solved.

2. The upper fixing ring and the lower fixing ring are arranged and connected with each other through stretching conversation, so that the wrist fixing device can automatically adapt to the wrist of a user, limits the wrist of the user, and prevents the handle from falling off when the device is used, thereby causing danger.

3. According to the invention, the limiting block is arranged at one end of the upper fixing ring and is connected with the grab handle through the second extension spring, so that the position of the anti-falling mechanism is automatically adapted, and a user can not be influenced when operating the device.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view in elevation of the present invention;

FIG. 3 is an enlarged view of FIG. 2A according to the present invention;

FIG. 4 is an enlarged view of FIG. 2B of the present invention;

FIG. 5 is a left side view of the present invention;

fig. 6 is an internal structure view of the adjusting handle of the present invention.

In the figure: 1 grab handle, 2 springs, 3 adjusting mechanisms, 301 adjusting blocks, 302 cavities, 303 rubber pads, 304 limiting holes, 305 limiting columns, 306 movable sleeves, 307 limiting rods, 308 screw rods, 309 knobs, 310 movable rings, 311 ring grooves, 312 triangular grooves, 313 triangular blocks, 4 anti-dropping mechanisms, 401 upper fixing rings, 402 lower fixing rings, 403 sponge pads, 404 movable columns, 405 movable grooves, 406 first extension springs, 407 fixing chains, 408 limiting blocks, 409 limiting grooves and 410 second extension springs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-6, the present invention provides a technical solution: a force bar for preventing a grab handle sleeve from loosening an arm comprises two grab handles 1 and springs 2, wherein the two grab handles 1 are symmetrically arranged on two sides of each spring 2, each spring 2 is fixedly connected between the two grab handles 1, an adjusting mechanism 3 is arranged inside each grab handle 1, and an anti-loosening mechanism 4 is arranged below each grab handle 1;

the adjusting mechanism 3 comprises adjusting blocks 301, four adjusting blocks 301 are arranged on a single grab handle 1, the four adjusting blocks 301 are symmetrically arranged around the grab handle 1 by taking the central axis of the grab handle 1 as a central point, a cavity 302 is arranged in the grab handle 1, one end of each adjusting block 301 extends into the cavity 302, one end of each adjusting block 301 is fixedly connected with a limiting column 305, one end of each limiting column 305 is provided with a limiting hole 304 in the inner wall of the cavity 302, the limiting column 305 is in sliding connection with the limiting hole 304, a movable sleeve 306 is arranged in the cavity 302, a limiting rod 307 is arranged in the cavity 302, the movable sleeve 306 is in sliding connection with the limiting rod 307, two ends of the limiting rod 307 are respectively and fixedly connected with the left inner wall of the cavity 302 and the right inner wall of the cavity 302, a screw 308 is arranged in the middle of the movable sleeve 306, the screw 308 is in threaded connection with the movable sleeve 306, one end of the screw 308, the other end of the screw rod 308 penetrates the outside of the grab handle 1, the other end of the screw rod 308 is fixedly connected with a knob 309, one end of the knob 309 is fixedly connected with a movable ring 310, one end of the movable ring 310 is provided with a circular groove 311 at the end part of the grab handle 1, the movable ring 310 is in sliding connection with the circular groove 311, one side of the adjusting block 301, which is positioned in the cavity 302, is provided with a triangular groove 312, one side of the triangular groove 312 is fixedly connected with a triangular block 313 at the outer wall of the movable sleeve 306, the triangular block 313 is clamped with the movable sleeve 306, the shapes of the triangular block 313 and the triangular groove 312 are matched, the included angle between the inclined planes of the triangular groove 312 and the triangular block 313 and the horizontal plane is 30 degrees, the triangular block 313 can slide in the triangular groove 313, the outer part of the adjusting block 301 is fixedly connected with a rubber pad 303, the adjusting mechanism 3 is arranged in the grab handle, thereby driving the movable sleeve 306 to move left and right, and then the triangular block 313 and the triangle 312 slide, so that the adjusting block 301 can be expanded, thereby changing the overall diameter of the grab handle 1, adapting to the hand shapes of different people, and solving the problem that the grab handle 1 in the prior art can not be adjusted;

the anti-falling mechanism 4 comprises an upper fixing ring 401 and a lower fixing ring 402, the inner sides of the upper fixing ring 401 and the lower fixing ring 402 are fixedly connected with sponge pads 403, two sides of the bottom of the upper fixing ring 401 are fixedly connected with movable columns 404, two sides of the top of the lower fixing ring 402 are provided with movable grooves 405, the movable columns 404 are slidably connected with the movable grooves 405, a first extension spring 406 is fixedly connected between the movable columns 404 and the bottom of the inner wall of the movable grooves 405, the top of the upper fixing ring 401 is fixedly connected with a fixed chain 407, the top of the fixed chain 407 is fixedly connected with a limiting block 408, the bottom of the grab handle 1 is provided with a limiting groove 409, the limiting block 408 is slidably connected with the limiting groove 409, a second extension spring 410 is fixedly connected between the top of the limiting block 408 and the top of the inner wall of the limiting groove 409, the limiting block 408 is arranged at one end of the upper fixing ring, make the user can be not influenced in operating means, through setting up upper fixed ring 401 and lower fixed ring 402 to the two is connected through extension spring 406, thereby can adapt to user's wrist automatically, restricts user's wrist, prevents that grab handle 1 from droing when the device is used, leads to dangerous the emergence.

When using, the knob 309 of turning grab handle 1 tip makes screw rod 308 rotate to drive movable sleeve 306 and remove about, then triangular block 313 slides with triangle 312, thereby makes regulating block 301 can expand, thereby lets the whole diameter of grab handle 1 change, thereby can adapt to different crowds' hand type, has solved prior art grab handle 1 and can not carry out the problem of adjusting.

In conclusion, by arranging the adjusting mechanism 3 in the handle 1, when the adjustment is needed, the knob 309 at the end of the handle 1 is rotated to rotate the screw 308, so as to drive the movable sleeve 306 to move left and right, then the triangular block 313 and the triangular block 312 slide, so that the adjusting block 301 can be expanded, so that the overall diameter of the handle 1 is changed, thereby being suitable for the hand shapes of different people, and solving the problem that the handle 1 in the prior art cannot be adjusted, by arranging the upper fixing ring 401 and the lower fixing ring 402, and connecting the upper fixing ring 401 and the lower fixing ring 402 to you I406 through stretching conversation, the wrist of a user can be automatically adapted, the wrist of the user is limited, the handle 1 is prevented from falling off when the device is used, and danger is caused, by arranging the limiting block 408 at one end of the upper fixing ring 401, and connecting the limiting block 408 with the handle 1 through the two, thereby automatically adapting to the position of the anti-falling mechanism 4, and enabling a user to be unaffected when operating the device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prevent that grab handle cover pine takes off arm power stick, includes two grab handles (1) and spring (2), spring (2) fixed connection is two between grab handle (1), its characterized in that: adjusting mechanisms (3) are arranged inside the two grab handles (1), and anti-falling mechanisms (4) are arranged below the two grab handles (1);

the adjusting mechanism (3) comprises an adjusting block (301), a cavity (302) is formed in the interior of the grab handle (1), one end of the adjusting block (301) extends to the interior of the cavity (302), a movable sleeve (306) is arranged in the interior of the cavity (302), a limiting rod (307) is arranged in the interior of the cavity (302), the movable sleeve (306) is connected with the limiting rod (307) in a sliding mode, a screw rod (308) is arranged in the middle of the movable sleeve (306), the screw rod (308) is connected with the movable sleeve (306) in a threaded mode, one end of the screw rod (308) is connected with the inner wall of the cavity (302) in a rotating mode through a bearing, the other end of the screw rod (308) penetrates through the exterior of the grab handle (1), a knob (309) is fixedly connected with the other end of the screw rod (308), and a triangular groove (312) is formed in one side, located in the interior of the, a triangular block (313) is fixedly connected to the outer wall of the movable sleeve (306) on one side of the triangular groove (312), the triangular block (313) is clamped with the movable sleeve (306), and a rubber pad (303) is fixedly connected to the outer part of the adjusting block (301);

anti-disengaging mechanism (4) is including last fixed ring (401) and lower fixed ring (402), the equal fixedly connected with foam-rubber cushion (403) in inboard of last fixed ring (401) and lower fixed ring (402), the both sides fixedly connected with activity post (404) of last fixed ring (401) bottom, open the both sides at lower fixed ring (402) top has activity groove (405), activity post (404) and activity groove (405) sliding connection, fixedly connected with extension spring (406) between the inner wall bottom of activity post (404) and activity groove (405), the top fixedly connected with fixed chain (407) of last fixed ring (401), the top fixedly connected with stopper (408) of fixed chain (407), open the bottom of grab handle (1) has spacing groove (409), stopper (408) and spacing groove (409) sliding connection, fixedly connected with extension spring two (410) between the top of stopper (408) and the inner wall top of spacing groove (409) .

2. The bar of claim 1, wherein the bar further comprises: the two grab handles (1) are symmetrically arranged on two sides of the spring (2).

3. The bar of claim 1, wherein the bar further comprises: singly regulating block (301) on grab handle (1) are equipped with four, four regulating block (301) use the axis of grab handle (1) to install around grab handle (1) as the central point symmetry.

4. The bar of claim 1, wherein the bar further comprises: spacing post (305) of one end fixedly connected with of regulating block (301), spacing hole (304) have been opened at the inner wall of cavity (302) to the one end of spacing post (305), spacing post (305) and spacing hole (304) sliding connection.

5. The bar of claim 1, wherein the bar further comprises: two ends of the limiting rod (307) are fixedly connected with the left inner wall of the cavity (302) and the right inner wall of the cavity (302) respectively.

6. The bar of claim 1, wherein the bar further comprises: one end fixedly connected with activity ring (310) of knob (309), the tip of one end at grab handle (1) of activity ring (310) is opened has annular (311), activity ring (310) and annular (311) sliding connection.

7. The bar of claim 1, wherein the bar further comprises: the shape of triangle piece (313) and triangular groove (312) matches, the contained angle between the inclined plane of triangular groove (312) and triangle piece (313) and the horizontal plane is 30 degrees.