CN217339914U

CN217339914U - Easy-to-dismount buckle for barbell bar or dumbbell bar

Info

Publication number: CN217339914U
Application number: CN202220820932.0U
Authority: CN
Inventors: 刘东建
Original assignee: Nantong Jianda Sporting Goods Co ltd
Current assignee: Nantong Jianda Sporting Goods Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-09-02
Anticipated expiration: 2032-04-11

Abstract

The utility model discloses a buckle convenient for dismounting and mounting for a barbell bar or a dumbbell bar, which comprises a chuck and a locking key, wherein the chuck is of a C-shaped structure with an opening at one end, the locking key is arranged at one side inside the opening of the chuck, a containing hole is arranged at the outer side of the chuck, and an operating handle is arranged in the containing hole; the inner side of the chuck opening is vertically penetrated with a mounting hole for accommodating the locking key, one side of the bottom of the locking key, which is close to the operating handle, is fixedly provided with a longitudinally extending first fixing pin, the first fixing pin is hinged with the chuck, and the bottom side of the locking key is in an arc shape fitted with the inner side cambered surface of the chuck. Has the advantages that: the utility model discloses a set up the opening at the dop front end, it is more convenient than the whole round structure use of tradition, at the inside magnet that sets up of dop, improve the dop and to the absorption connection stability of ao pole, be convenient for accomodate the buckle simultaneously, the dop adopts the nylon material, and the locking key outside is handled through the TPR epidermis, wear-resisting, and the practicality is strong.

Description

Easy-to-dismount buckle for barbell bar or dumbbell bar

Technical Field

The utility model relates to a buckle equipment field, concretely relates to barbell bar or dumbbell bar are with buckle of being convenient for dismouting.

Background

The barbell and dumbbell rod buckle is a locking structure used for fixing the weight disc at the end of the Olympic rod, plays a role in fixing the weight disc in the using process, protects the weight lifting action and avoids the phenomenon that the weight disc loosens from the Olympic rod and flies out due to overlarge movement amplitude.

The applicant finds that at least the following technical problems exist in the prior art: the existing buckle is of a circular ring structure consisting of two groups of lockable semicircular buckles, the circular ring buckle needs to be arranged on the outer side of the Olympic rod in a penetrating way along the end part of the Olympic rod when the buckle is assembled and disassembled on the Olympic rod, and the Olympic rod buckle is complex in operation and inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a barbell bar or dumbbell bar is with buckle of dismouting of being convenient for in order to solve above-mentioned problem, the dop front end sets up the opening, and it is more convenient than the whole round structure use of tradition, sets up magnet inside the dop, improves the chuck and to the absorption connection stability of ao pole, is convenient for accomodate the buckle simultaneously, and the dop adopts the nylon material, and the locking key outside is handled through the TPR epidermis, wear-resisting, and the practicality is strong, sees the following explanation in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a buckle that barbell bar or dumbbell bar used is convenient for dismouting, including dop and locking key, the dop is the C shape structure of one end open-ended, locking key set up in one side of dop opening inside, the dop outside is provided with the holding hole, is provided with the handle in this holding hole;

the inboard vertical through of dop opening has held the mounting hole of locking key, locking key bottom is close to handle one side is fixed with longitudinal extension's first fixed pin, this first fixed pin with the dop is articulated mutually, locking key bottom side is for the laminating the arc of the inboard cambered surface of dop, locking key top the inside longitudinal fixation of dop has the fitting pin, keeping away from at locking key top handle one side is fixed with the traction block, this traction block with be connected with the extension spring between the fitting pin, the handle top is fixed with the second fixed pin, this second fixed pin articulate in the dop is inboard, the handle with the department that meets of locking key rotates and is connected with the removable pin.

When the buckle is needed to lock and restrain the weight disc on the Olympic bar, the operating handle in the accommodating hole is pulled upwards to support the operating handle to turn upwards out of the accommodating hole by using the second fixed pin, meanwhile, the movable pin hinged to the end part of the operating handle drives the locking key to upwards rotate along the first fixed pin so as to rotate the first fixed pin to the state in the accommodating mounting hole, at the moment, the clamping head is directly clamped on the outer circumferential side of the Olympic bar to be locked along the opening, then the operating handle is pressed downwards to press the operating handle into the accommodating hole again, at the moment, the operating handle is matched with the movable pin to support the locking key to reset, the end part of the locking key downwards penetrates out of the mounting hole again, and then the Olympic bar clamped in the clamping head is clamped by using the locking key, so that the locking process of the buckle on the Olympic bar is realized.

Preferably, one side, far away from the mounting groove, of the interior of the chuck is provided with a plurality of groups of magnets distributed along the length direction of the opening, and the outer surface of each magnet is parallel to the cambered surface on the inner side of the chuck.

Preferably, an inner concave rectangular auxiliary groove is formed in the bottom side of the clamping head, and an operation cavity communicated with the accommodating hole is formed in the bottom of the side, away from the locking key, of the operation handle.

Preferably, the dop is nylon material, and locking key surface is TPR epidermis material.

Has the advantages that: the utility model discloses a set up the opening at the dop front end, it is more convenient than the whole round structure use of tradition, at the inside magnet that sets up of dop, improve the dop and to the absorption connection stability of ao pole, be convenient for accomodate the buckle simultaneously, the dop adopts the nylon material, the locking key outside is handled through the TPR epidermis, wear-resisting, and the practicality is strong.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic perspective view of the present invention;

FIG. 3 is a front sectional view of the present invention;

fig. 4 is a schematic perspective view of the present invention in another direction.

The reference numerals are explained below:

1. clamping a head; 101. a housing hole; 102. mounting holes; 103. a tension spring; 104. mounting a pin; 105. an auxiliary groove; 2. a locking key; 201. a first fixing pin; 202. a traction block; 3. an operating handle; 301. a second fixing pin; 302. an operating chamber; 4. a movable pin; 5. and a magnet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a buckle for easy dismounting of barbell bar or dumbbell bar, including dop 1 and locking key 2, dop 1 is a C-shaped structure with one open end, locking key 2 is arranged at one side inside the opening of dop 1, the outside of dop 1 is provided with accommodating hole 101, the accommodating hole 101 is provided with operating handle 3, operating handle 3 is used to control the position of locking key 2 at the inside of the opening of dop 1, so as to utilize dop 1 to cooperate with locking key 2 to clamp and lock the bar;

the inner side of an opening of a chuck 1 is vertically penetrated with a mounting hole 102 for accommodating a locking key 2, one side of the bottom of the locking key 2, which is close to an operating handle 3, is fixedly provided with a first fixing pin 201 which extends longitudinally, the first fixing pin 201 is hinged with the chuck 1, the first fixing pin 201 is used for supporting the locking key 2 to rotate, the bottom side of the locking key 2 is in an arc shape which is attached to the arc surface of the inner side of the chuck 1, the inside of the chuck 1 above the locking key 2 is longitudinally fixedly provided with a mounting pin 104, one side of the top of the locking key 2, which is far away from the operating handle 3, is fixedly provided with a traction block 202, a tension spring 103 is connected between the traction block 202 and the mounting pin 104, the top end of the operating handle 3 is fixedly provided with a second fixing pin 301, the second fixing pin 301 is hinged to the inner side of the chuck 1, the connecting part of the operating handle 3 and the locking key 2 is rotatably connected with a movable pin 4, the locking key 2 is provided with a mounting hole for accommodating the movable pin 4, the mounting hole is in clearance fit with the movable pin 4, so as to ensure that the operating handle 3 can drive the locking key 2 to rotate through the movable pin 4, the tension spring 103 is used for pushing the end part of the locking key 2 to rotate by the movable pin 4 at the end part of the operating handle 3 when the operating handle 3 is pulled upwards by an operator, and at the moment, the tension spring 103 is used for pulling the traction block 202 on the locking key 2 so as to assist the locking key 2 to rotate upwards to the position of the mounting hole 102, so that the buckle is conveniently mounted or dismounted on the whole body of the clamping rod.

As an optional implementation mode, a plurality of groups of magnets 5 distributed along the length direction of the opening are arranged on one side of the interior of the chuck 1, which is far away from the mounting groove, and the outer surface of each magnet 5 is parallel to the inner arc surface of the chuck 1, so that the secondary locking of the austenite rod is realized by matching the magnets 5 with the locking keys 2, and the locking stability of the whole lock catch on the austenite rod is improved;

an inward concave rectangular auxiliary groove 105 is formed in the bottom side of the chuck 1, the auxiliary groove 105 is used for improving the stability of an operator for holding the chuck 1, an operation cavity 302 communicated with the accommodating hole 101 is formed in the bottom of one side, away from the locking key 2, of the operation handle 3, so that the fingers of the operator can be conveniently buckled into the operation cavity 302 to pull the operation handle 3 to rotate upwards, and the operation convenience is improved;

the dop 1 is nylon material, improves dop 1's wear resistance, and locking key 2 surface is TPR epidermis material to increase the frictional force of locking key 2 contact ox pole position, thereby guarantee buckle front end locking key 2 more can lock the ox pole.

By adopting the structure, when the counterweight disc on the Olympic bar needs to be locked and restrained by using the buckle, the operating handle 3 in the accommodating hole 101 is pulled upwards to support the operating handle 3 to upwards turn out of the accommodating hole 101 by using the second fixing pin 301, meanwhile, the movable pin 4 hinged at the end part of the operating handle 3 drives the locking key 2 to upwards rotate along the first fixing pin 201 to rotate the first fixing pin 201 into the accommodating mounting hole 102, at the moment, the chuck 1 is directly clamped at the outer circumference side of the Olympic bar to be locked along the opening, then the operating handle 3 is downwards pressed to be pressed into the accommodating hole 101 again, at the moment, the operating handle 3 is matched with the movable pin 4 to support the locking key 2 to reset, the end part of the locking key 2 downwards penetrates out of the mounting hole 102 again, and then the Olympic bar clamped into the chuck 1 by using the locking key 2, so as to realize the locking process of the buckle on the Olympic bar;

through setting up the opening at 1 front end of dop, it is more convenient than the whole round structure use of tradition, at 1 inside magnet 5 that sets up of dop, improve dop 1 and to the absorption connection stability of ao pole, be convenient for accomodate the buckle simultaneously, dop 1 adopts the nylon material, and 2 outsides of lock key are through the TPR epidermis processing, wear-resisting, and the practicality is strong.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a buckle of barbell bar or dumbbell bar with be convenient for dismouting which characterized in that: the clamping head comprises a clamping head (1) and a locking key (2), wherein the clamping head (1) is of a C-shaped structure with one open end, the locking key (2) is arranged on one side of the inside of the opening of the clamping head (1), a containing hole (101) is formed in the outer side of the clamping head (1), and an operating handle (3) is arranged in the containing hole (101);

the inner side of an opening of the clamping head (1) is vertically penetrated with a mounting hole (102) for accommodating the locking key (2), a first fixing pin (201) which longitudinally extends is fixed at one side of the operating handle (3) and the bottom of the locking key (2) is close to the bottom of the operating handle (3), the first fixing pin (201) is hinged to the clamping head (1), the bottom side of the locking key (2) is an arc shape which is attached to the inner side arc surface of the clamping head (1), a mounting pin (104) is longitudinally fixed in the clamping head (1) above the locking key (2), a traction block (202) is fixed at one side of the top of the locking key (2) far away from the operating handle (3), a tension spring (103) is connected between the traction block (202) and the mounting pin (104), a second fixing pin (301) is fixed at the top end of the operating handle (3), and the second fixing pin (301) is hinged to the inner side of the clamping head (1), the joint of the operating handle (3) and the locking key (2) is rotatably connected with a movable pin (4).

2. The easy-to-detach buckle for a barbell bar or dumbbell bar according to claim 1, characterized in that: the inside mounting groove one side of keeping away from of dop (1) is provided with multiunit along opening length direction distribution's magnet (5), and this magnet (5) surface with dop (1) inboard cambered surface is parallel to each other.

3. The easy-to-detach buckle for a barbell bar or dumbbell bar according to claim 1, characterized in that: an inner concave rectangular auxiliary groove (105) is formed in the bottom side of the clamping head (1), and an operation cavity (302) communicated with the accommodating hole (101) is formed in the bottom of one side, away from the locking key (2), of the operation handle (3).

4. The easy-to-detach buckle for a barbell bar or dumbbell bar according to claim 1, characterized in that: dop (1) is the nylon material, just locking key (2) surface is the TPR material.