CN214512469U

CN214512469U - Novel weight-adjustable dumbbell

Info

Publication number: CN214512469U
Application number: CN202120709760.5U
Authority: CN
Inventors: 翁高望
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-10-29
Anticipated expiration: 2031-04-08

Abstract

The utility model discloses a novel weight adjustable dumbbell, which comprises a dumbbell component, a dumbbell seat and a plurality of dumbbell pieces arranged on two sides of the dumbbell seat, wherein the dumbbell component comprises a handle component, a tailstock component and two telescopic pipes movably connected with two ends of the handle component; through set up the guide way in the handle, the guide block of flexible pipe one end is installed in this guide way, and the locking piece of the other end of flexible pipe sets up in locking the inslot, and flexible pipe is nonrotatable, and when the twist grip, the guide way in the handle can pull flexible pipe and move left or right, and after flexible pipe moved to the handle direction, because the open slot width of dumbbell piece is greater than the iron bar external diameter, can lift the dumbbell piece off to accomplish the dismantlement or the installation operation of dumbbell piece.

Description

Novel weight-adjustable dumbbell

Technical Field

The utility model relates to a body-building equipment technical field specifically is a novel weight adjustable dumbbell.

Background

The dumbbell is a common and simple fitness apparatus, and is mainly used for being grasped by the hands of a user to strengthen the arms.

However, since the old dumbbells are integrally formed, the weights cannot be changed, and thus, when a user wants to use dumbbells having different weights, the user must purchase a plurality of dumbbells having different weights, which causes problems such as an excessively high amount of money spent and an inconvenience in storage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel weight adjustable dumbbell to the dumbbell that proposes old type in solving above-mentioned background art is integrated into one piece, consequently can't change the counter weight, when leading to the user to want to use the dumbbell of different weight, must purchase the dumbbell of a plurality of different weights, and has the technical problem that the scheduling problem is not convenient for accomodate to the cost amount of money is too high and in large quantity.

In order to achieve the above object, the utility model provides a following technical scheme: a novel weight-adjustable dumbbell comprises a dumbbell component, a dumbbell seat and a plurality of dumbbell pieces placed on two sides of the dumbbell seat, wherein the dumbbell component comprises a handle component, a tailstock component and two telescopic pipes movably connected to two ends of the handle component, the handle component comprises a handle and inner covers arranged at two ends of the handle and clamped with the handle, and the handle is rotated to drive the inner covers to synchronously rotate;

the utility model discloses a novel iron-steel composite material, including tailstock subassembly, tail cover, iron plate, tail cover counterweight iron, tail cover and iron rod, the tailstock subassembly includes that handle connection lid, positioning disk, positioning rack, tail cover strengthen iron plate, tail cover counterweight iron, tail cover and iron rod, the handle is connected the lid and is closed the inner cup outside, the handle is connected the lid outside bolt fixedly connected with positioning disk, the positioning disk outside is provided with the positioning rack, the positioning rack outside is provided with the tail cover and strengthens iron plate and tail cover counterweight iron, positioning disk, positioning rack, tail cover strengthen iron plate and tail cover counterweight iron and pass through long bolt fixed connection, the tail cover counterweight iron outside is provided with the tail cover, the iron rod run through the handle with tail cover strengthens iron plate, tail cover counterweight iron and tail cover bolted connection, flexible pipe registrates on the iron rod.

Preferably, the handle is a hollow pipe fitting, two guide grooves with opposite screw directions are formed in the inner wall of the handle, the telescopic pipe comprises a pipe sleeve, a guide block is arranged at one end, close to the handle assembly, of the pipe sleeve, a rotation stopping block is arranged at the other end of the pipe sleeve, the rotation stopping groove is formed in the positioning frame, the guide block is slidably installed in the guide grooves, the rotation stopping block is installed in the rotation stopping groove, and the handle assembly is rotated to drive the telescopic pipe to slide in the rotation stopping groove.

Preferably, the middle part of the dumbbell piece is provided with a fixing hole for inserting a telescopic pipe, the upper end of the fixing hole is provided with an open slot communicated with the fixing hole, the width of the open slot is smaller than the diameter of the telescopic pipe, and the width of the open slot is larger than the diameter of the iron rod.

Preferably, the outer wall of the positioning frame is provided with a limiting convex edge for blocking two adjacent dumbbell pieces.

Preferably, the positioning disk lower extreme is provided with the mounting groove, install the stopper in the mounting groove, interior covering is equipped with a plurality of spacing grooves, install between stopper and the mounting groove and force the stopper to impress the reset spring of spacing inslot.

Preferably, the stopper middle part is provided with the joint piece, the stopper top is provided with the mounting hole, reset spring one end is installed in the mounting hole, and the other end is inconsistent with the mounting groove top, the joint piece can be gone into the spacing inslot.

Preferably, the dumbbell seat is provided with a thimble which is protruded corresponding to the mounting groove so as to force the limiting block to be separated from the limiting groove.

Preferably, the outer side of the inner cover is marked with weight scales in a surrounding mode, and the handle connecting cover is marked with an indicating groove for aligning the weight scales to indicate the adjusted weight.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this novel weight adjustable dumbbell, through set up the guide way in the handle, the guide block of flexible pipe one end is installed in this guide way, the only rotating block of the other end of flexible pipe sets up in only rotating the inslot, flexible pipe can not rotate, when twist grip, the guide way in the handle can pull flexible pipe and move left or right, after flexible pipe removes to the handle direction, because the open slot width of dumbbell piece is greater than the iron bar external diameter, can lift the dumbbell piece off to accomplish the dismantlement or the installation operation of dumbbell piece.

2. This novel weight adjustable dumbbell, spacing groove directly set up in the inner cup is inboard to left out the spacing dish part in the current product, improved production and packaging efficiency, reduced spare part.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall explosion structure of the present invention;

FIG. 3 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 4 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 5 is a schematic view of the structure of the inner lid of the present invention;

FIG. 6 is a schematic view of the positioning frame of the present invention;

FIG. 7 is a schematic view of the dumbbell sheet of the present invention;

FIG. 8 is a perspective view of the handle of the present invention;

fig. 9 is a schematic view of the structure of the telescopic tube of the present invention.

In the figure: 10. a dumbbell component; 1. a handle assembly; 101. a handle; 1011. a guide groove; 102. an inner cover; 1021. a limiting groove; 1022. the weight is scaled; 2. a tailstock assembly; 21. a handle connecting cover; 211. an indication groove; 22. positioning a plate; 221. mounting grooves; 222. a limiting block; 2221. a clamping block; 2222. mounting holes; 223. a return spring; 23. a positioning frame; 231. a rotation stopping groove; 232. a limiting convex rib; 24. a tail cover reinforcing iron plate; 25. a tail cover counterweight iron; 26. a tail cover; 27. an iron rod; 3. a telescopic pipe; 301. pipe sleeve; 302. a guide block; 303. a rotation stopping block; 4. a dumbbell sheet; 401. a fixing hole; 402. an open slot; 5. a dumbbell seat; 51. and (4) a thimble.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: a novel weight-adjustable dumbbell comprises a dumbbell component 10, a dumbbell seat 5 and a plurality of dumbbell pieces 4 placed on two sides of the dumbbell seat 5, wherein the dumbbell component 10 comprises a handle component 1, a tailstock component 2 and two extension tubes 3 movably connected to two ends of the handle component 1, the handle component 1 comprises a handle 101 and an inner cover 102 arranged at two ends of the handle 101 and clamped with the handle 101, and the inner cover 102 can be driven to rotate synchronously by rotating the handle 101;

the tail frame component 2 comprises a handle connecting cover 21, a positioning plate 22, a positioning frame 23, a tail cover reinforcing iron plate 24, a tail cover counterweight iron 25, a tail cover 26 and an iron rod 27, the handle connecting cover 21 covers the outer side of the inner cover 102, the positioning plate 22 is fixedly connected with the outer side of the handle connecting cover 21 through bolts, the positioning frame 23 is arranged on the outer side of the positioning plate 22, the tail cover reinforcing iron plate 24 and the tail cover counterweight iron 25 are arranged on the outer side of the positioning frame 23, the positioning plate 22, the positioning frame 23, the tail cover reinforcing iron plate 24 and the tail cover counterweight iron 25 are fixedly connected through long bolts, the tail cover counterweight iron 25 is arranged on the outer side of the tail cover counterweight iron 25, the iron rod 27 penetrates through the handle 101 and is connected with the tail cover reinforcing iron plate 24, the tail cover counterweight iron 25 and the tail cover 26 through bolts, the telescopic tube 3 is sleeved on the iron rod 27, a guide groove is arranged in the handle, a guide block at one end of the telescopic tube is arranged in the guide groove, a rotation stopping block at the other end of the telescopic tube is arranged in the rotation groove, the telescopic pipe cannot rotate, when the handle is rotated, the guide groove in the handle can pull the telescopic pipe to move leftwards or rightwards, and after the telescopic pipe moves towards the handle, the dumbbell piece can be dismounted because the width of the open slot of the dumbbell piece is larger than the outer diameter of the iron rod, so that the dismounting or mounting operation of the dumbbell piece is completed.

Further, the handle 101 is a hollow pipe, the inner wall of the handle is provided with two guide grooves 1011 with opposite screw directions, the extension pipe 3 comprises a pipe sleeve 301, one end of the pipe sleeve 301 close to the handle assembly 1 is provided with a guide block 302, the other end of the pipe sleeve is provided with a rotation stopping block 303, the positioning frame 23 is provided with a rotation stopping groove 231, the guide block 302 is slidably arranged in the guide groove 1011, the rotation stopping block 303 is arranged in the rotation stopping groove 231, the rotation handle assembly 1 can drive the extension pipe 3 to slidably move in the rotation stopping groove 231, the middle part of the dumbbell sheet 4 is provided with a fixing hole 401 for the extension pipe 3 to be inserted, the upper end of the fixing hole 401 is provided with an open slot 402 communicated with the fixing hole, the width of the open slot 402 is smaller than the diameter of the extension pipe 3, the width of the open slot 402 is larger than the diameter of the iron rod 27, the rotation handle assembly 1 can drive the extension pipe 3 to slidably move in the rotation stopping groove, and the guide groove is arranged in the handle, the guide block at one end of the extension pipe is arranged in the guide groove, the rotation stopping block at the other end of the sliding piece is arranged in the rotation stopping groove, the telescopic pipe cannot rotate, when the handle is rotated, the guide groove in the handle can pull the telescopic pipe to move leftwards or rightwards, after the telescopic pipe moves towards the handle direction, the dumbbell piece can be dismounted due to the fact that the width of the open groove of the dumbbell piece is larger than the outer diameter of the iron rod, after the sliding piece moves towards the direction far away from the handle, the telescopic pipe moves into the fixed hole of the dumbbell piece, and due to the fact that the width of the open groove of the dumbbell piece is smaller than the diameter of the telescopic pipe, the dumbbell piece can be fixed on the dumbbell assembly, and therefore dismounting or mounting operation of the dumbbell piece is completed.

Furthermore, the outer wall of the positioning frame 23 is provided with a limiting convex edge 232 for separating two adjacent dumbbell pieces 4, and the limiting convex edge arranged on the outer wall of the positioning frame can prevent the dumbbell pieces from sliding left and right after being installed and falling off and prevent the dumbbell pieces from colliding with each other.

Further, the positioning disk 22 lower extreme is provided with mounting groove 221, install stopper 222 in the mounting groove 221, be equipped with a plurality of spacing grooves 1021 on the inner cup 102, install between stopper 222 and the mounting groove 221 and force stopper 222 to impress reset spring 223 in the spacing groove 1021, stopper 222 middle part is provided with joint piece 2221, the stopper 222 top is provided with mounting hole 2222, reset spring 223 one end is installed in mounting hole 2222, the other end is inconsistent with the mounting groove 221 top, joint piece 2221 can block in spacing groove 1021.

Furthermore, the ejector pin 51 which is arranged on the dumbbell seat 5 corresponding to the installation groove 221 and is used for forcing the limiting block 222 to be separated from the limiting groove 1021 is provided with a protrusion, the ejector pin arranged on the dumbbell seat jacks up the stopping piece after the dumbbell component is placed in the dumbbell seat, the reset spring is compressed at the moment, the limiting block is separated from the limiting groove, the handle can be rotated at the moment, so that the telescopic pipe is driven to move, and the dumbbell piece is assembled or disassembled.

Furthermore, the outer side of the inner cover 102 is marked with weight scales 1022 around, the handle connecting cover 21 is marked with an indicating groove 211 for aligning the weight scales 1022 to indicate the adjusted weight, and when the weight scales are just aligned with the indicating groove, a dumbbell sheet with the corresponding weight can be correspondingly detached or installed.

The working principle is as follows: firstly, a guide groove is arranged in a handle, a guide block at one end of an extension tube is arranged in the guide groove, a rotation stopping block at the other end of a sliding piece is arranged in the rotation stopping groove, the extension tube can not rotate, when the handle is rotated, the guide groove in the handle can pull the extension tube to move leftwards or rightwards, when the extension tube moves towards the handle direction, the dumbbell sheet can be dismounted as the width of an open slot of the dumbbell sheet is larger than the outer diameter of an iron rod, when the sliding piece moves away from the handle direction, the extension tube moves into a fixed hole of the dumbbell sheet, as the width of the open slot of the dumbbell sheet is smaller than the diameter of the extension tube, the dumbbell sheet can be fixed on a dumbbell component, thereby completing the dismounting or mounting operation of the dumbbell sheet, a limit block 222 arranged at the lower end of a positioning disc 22 is clamped into a limit groove 1021 of an inner cover 102 under the action force of a reset spring 223, at the moment, as the handle 101 is clamped with an inner cover 102, therefore, the handle 101 cannot rotate, so that the dumbbell sheet 4 is prevented from falling off during dumbbell use, the ejector pins 51 are arranged on the dumbbell seat 5 corresponding to the limiting blocks 222, the ejector pins 51 can jack the limiting blocks 222 to enable the limiting blocks 222 to be separated from the limiting grooves 1021, the rotation locking of the limiting blocks 222 on the handle 101 can be released after the dumbbell is placed in the base, the handle 101 can be rotated, and the dumbbell sheet 4 can be detached or installed.

In the embodiments of the present application, the descriptions of the directional terms such as "front", "back", "left" and "right" are only described according to the directions shown in the drawings shown in the present application, and are not limited to the scope of the claims of the present application, and in the specific implementation process, other similar or similar embodiments may be obtained by correspondingly modifying the embodiments according to the embodiments, and all of the embodiments are within the scope of the present application, and the descriptions of the other similar or similar embodiments are not repeated in the present application.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a novel weight adjustable dumbbell, includes dumbbell subassembly (10), dumbbell seat (5) and places in a plurality of dumbbell pieces (4) of dumbbell seat (5) both sides, its characterized in that: the dumbbell component (10) comprises a handle component (1), a tailstock component (2) and two extension tubes (3) movably connected to two ends of the handle component (1), the handle component (1) comprises a handle (101) and inner covers (102) arranged at two ends of the handle (101) and clamped with the handle, and the inner covers (102) can be driven to synchronously rotate by rotating the handle (101);

tail frame subassembly (2) are including handle connection lid (21), positioning disk (22), locating rack (23), tail-hood enhancement iron plate (24), tail-hood counter weight iron (25), tail-hood (26) and iron rod (27), handle connection lid (21) lid closes inner cup (102) outside, lid (21) outside bolt fixedly connected with positioning disk (22) is connected to the handle, positioning disk (22) outside is provided with positioning rack (23), positioning rack (23) outside is provided with tail-hood enhancement iron plate (24) and tail-hood counter weight iron (25), positioning disk (22), positioning rack (23), tail-hood enhancement iron plate (24) and tail-hood counter weight iron (25) are through long bolt fixed connection, tail-hood counter weight iron (25) outside is provided with tail-hood (26), iron rod (27) run through handle (101) with tail-hood enhancement iron plate (24), The tail cover counterweight iron (25) is connected with the tail cover (26) through bolts, and the telescopic pipe (3) is sleeved on the iron rod (27).

2. The novel weight-adjustable dumbbell of claim 1, characterized in that: handle (101) are hollow pipe fitting, and its inner wall is provided with two spiral shell to opposite guide way (1011), flexible pipe (3) are including pipe box (301), the one end that pipe box (301) is close handle components (1) is provided with guide block (302), and its other end is provided with only changeing piece (303), only changeing groove (231) have been seted up on locating rack (23), guide block (302) slidable mounting is in guide way (1011), only changeing piece (303) are installed in only changeing groove (231), and is rotatory handle components (1) can drive flexible pipe (3) and only changeing groove (231) internal slipping motion.

3. The novel weight-adjustable dumbbell of claim 2, characterized in that: the dumbbell piece (4) middle part is provided with supplies flexible pipe (3) male fixed orifices (401), fixed orifices (401) upper end is provided with rather than communicating open slot (402), the width of open slot (402) is less than the diameter of flexible pipe (3), the width of open slot (402) is greater than the diameter of iron rod (27).

4. The novel weight-adjustable dumbbell of claim 1, characterized in that: and the outer wall of the positioning frame (23) is provided with a limiting convex edge (232) for blocking two adjacent dumbbell pieces (4).

5. The novel weight-adjustable dumbbell of claim 1, characterized in that: the positioning disc is characterized in that a mounting groove (221) is formed in the lower end of the positioning disc (22), a limiting block (222) is mounted in the mounting groove (221), a plurality of limiting grooves (1021) are formed in the inner cover (102), and a reset spring (223) for forcing the limiting block (222) to be pressed into the limiting grooves (1021) is mounted between the limiting block (222) and the mounting groove (221).

6. The novel weight-adjustable dumbbell of claim 5, characterized in that: stopper (222) middle part is provided with joint piece (2221), stopper (222) top is provided with mounting hole (2222), reset spring (223) one end is installed in mounting hole (2222), and the other end is inconsistent with mounting groove (221) top, joint piece (2221) can be gone into in spacing groove (1021) by the card.

7. The novel weight-adjustable dumbbell of claim 1, characterized in that: and a thimble (51) which is protruded to force the limiting block (222) to be separated from the limiting groove (1021) is arranged on the dumbbell seat (5) corresponding to the mounting groove (221).

8. The novel weight-adjustable dumbbell of claim 1, characterized in that: the outer side of the inner cover (102) is marked with weight scales (1022) in a surrounding mode, and the handle connecting cover (21) is marked with an indicating groove (211) for aligning the weight scales (1022) to indicate the adjusted weight.