CN216986185U

CN216986185U - Dumbbell capable of preventing dumbbell piece from falling off

Info

Publication number: CN216986185U
Application number: CN202220146967.0U
Authority: CN
Inventors: 彭海锋
Original assignee: Hangzhou Weiyi Industrial Co ltd
Current assignee: Hangzhou Weiyi Industrial Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-07-19
Anticipated expiration: 2032-01-19

Abstract

The utility model provides a dumbbell capable of preventing dumbbell pieces from falling off, and belongs to the technical field of exercise equipment. It has solved the dumbbell piece scheduling problem that drops easily. The dumbbell capable of preventing dumbbell pieces from falling comprises a dumbbell rod and a plurality of dumbbell pieces, wherein the dumbbell rod is symmetrically provided with limiting pieces, the limiting pieces are used for limiting the dumbbell pieces, one side of each dumbbell piece is provided with a first locking mechanism and an unlocking mechanism, the other side of each dumbbell piece is provided with two lock tongues, the first locking mechanisms are used for locking the lock tongues between the adjacent dumbbell pieces, one sides, close to the dumbbell pieces, of the limiting pieces are provided with second locking mechanisms, the second locking mechanisms are used for locking the lock tongues between the limiting pieces and the dumbbell pieces, and the unlocking mechanisms are used for unlocking the lock tongues between the two dumbbell pieces or the lock tongues between the dumbbell pieces and the limiting pieces. The dumbbell piece provided by the utility model has the advantages that the dumbbell piece can be prevented from falling off, and the like.

Description

Dumbbell capable of preventing dumbbell piece from falling off

Technical Field

The utility model belongs to the technical field of exercise equipment, and particularly relates to a dumbbell capable of preventing dumbbell pieces from falling off.

Background

Dumbbells are a simple device used for strengthening muscle strength training. The main material of the training device is cast iron, and some materials are coated with a layer of rubber, so that the training device is used for muscle strength training and muscle compound action training. The dumbbell can be held by hands for the patient with low muscle strength caused by paralysis, pain, long-term inactivity and the like, and the weight of the dumbbell can be used for resistance active exercise.

In the using process, the dumbbell pieces fall off to injure a user, and the dumbbell pieces are large in mass and damage to the user due to falling.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a dumbbell capable of preventing dumbbell pieces from falling off.

The purpose of the utility model can be realized by the following technical scheme: the dumbbell capable of preventing dumbbell pieces from falling off is characterized by comprising a dumbbell rod and a plurality of dumbbell pieces, wherein the dumbbell rod is symmetrically provided with limiting pieces, the limiting pieces are used for limiting the dumbbell pieces, one side of each dumbbell piece is provided with a first locking mechanism and an unlocking mechanism, the other side of each dumbbell piece is provided with two lock tongues, the first locking mechanisms are used for locking the lock tongues of the adjacent dumbbell pieces, the limiting pieces are close to one sides of the dumbbell pieces and are provided with second locking mechanisms, the second locking mechanisms are used for locking the lock tongues of the dumbbell pieces adjacent to the limiting pieces, and the unlocking mechanisms are used for unlocking the lock tongues and the first locking mechanisms or the second locking mechanisms.

The working principle of the utility model is as follows: in this example, three dumbbell pieces are mounted on both ends of each dumbbell piece, when an operator needs to do muscle exercise, the operator selects a plurality of dumbbell pieces suitable for the weight of the operator, first dumbbell pieces are mounted on both ends of a dumbbell rod, the first dumbbell pieces are attached to a limiting piece, a second locking mechanism on the limiting piece locks a spring bolt on the first dumbbell piece, so that the first dumbbell piece is fixed on the limiting piece, after the fixation is finished, second dumbbell pieces are mounted on both ends of the dumbbell rod, respectively, the second dumbbell pieces are attached to the first dumbbell pieces, the spring bolt on the second dumbbell pieces is locked through a first locking mechanism on the first dumbbell pieces, the second dumbbell pieces are fixed on the first dumbbell pieces, the steps are repeated, the third dumbbell pieces are locked on the second dumbbell pieces, the operator does muscle exercise, and after the exercise is finished, the operator passes through an unlocking mechanism on the third dumbbell pieces, and unlocking the lock tongue of the third dumbbell piece from the first locking mechanism on the second dumbbell piece, detaching the third dumbbell piece, repeating the steps, detaching the second dumbbell piece from the first dumbbell piece, unlocking the lock tongue on the first dumbbell piece from the second locking mechanism through the unlocking mechanism on the first dumbbell piece by an operator, and detaching the first dumbbell piece from the limiting piece.

In the dumbbell capable of preventing the dumbbell piece from falling off, a first accommodating groove is formed in the dumbbell piece and used for accommodating the spring bolt, and the spring bolt can move along the length direction of the first accommodating groove.

In the dumbbell capable of preventing the dumbbell piece from falling off, the first locking mechanism and the second locking mechanism respectively comprise two abdicating grooves, limiting rods are arranged in the abdicating grooves, U-shaped hooks are arranged at one ends of the lock tongues, the U-shaped hooks are used for hooking the limiting rods, and the limiting rods are used for limiting the lock tongues to return to the first accommodating grooves.

In the dumbbell capable of preventing the dumbbell pieces from falling off, the unlocking mechanism comprises a reset device and a control button, the control button is used for enabling a person to press and enable the spring bolt to stretch out of the first accommodating groove, the reset device is used for enabling the spring bolt to reset, the dumbbell pieces are provided with a second accommodating groove, the second accommodating groove is used for accommodating the control button, the second accommodating groove is connected with the control button in a sliding mode, and the second accommodating groove is connected with the first accommodating groove through a through hole.

In the dumbbell capable of preventing the dumbbell pieces from falling off, the reset device comprises a reset spring, a connecting rod and a mounting plate, one end of the reset spring is fixedly connected to the bottom of the first accommodating groove, the other end of the reset spring is fixedly connected to the mounting plate, one end of the connecting rod penetrates through the through hole to be connected with the control button, the other end of the connecting rod is connected with the mounting plate, one surface of the spring bolt, far away from the reset spring, is fixedly connected with the mounting plate, the mounting plate is located in the first accommodating groove, and the mounting plate can extend the length direction of the first accommodating groove to move.

In the dumbbell for preventing the dumbbell piece from falling off, a gap for the spring bolt to insert is reserved between the limiting rod and the side wall of one side of the abdicating groove.

In the dumbbell capable of preventing the dumbbell piece from falling off, the cross section of the limiting piece is a regular quadrangle.

In the dumbbell capable of preventing the dumbbell piece from falling off, the dumbbell rod is in threaded connection with the dumbbell piece.

In the dumbbell preventing the dumbbell piece from falling off, the middle part of the dumbbell rod is provided with anti-skidding lines.

In the dumbbell capable of preventing dumbbell pieces from falling off, the two ends of the dumbbell rod are provided with the anti-falling bolts, the anti-falling bolts are in threaded connection with the dumbbell rod, the anti-falling bolts are matched with the limiting pieces to form a containing area, and the containing area is used for containing a plurality of dumbbell pieces.

Compared with the prior art, the dumbbell piece provided by the utility model has the advantage that the dumbbell piece can be prevented from falling off.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the dumbbell bar of the present invention.

FIG. 3 is a schematic view of the dumbbell sheet of the present invention.

Fig. 4 is a schematic view of the structure of the control button of the present invention.

Fig. 5 is a schematic cross-sectional view of two dumbbell sheets of the present invention when they are secured.

In the figure, 1, a dumbbell rod; 2. a dumbbell sheet; 3. a limiting sheet; 4. a first locking mechanism; 5. an unlocking mechanism; 6. a latch bolt; 7. a second locking mechanism; 8. a first accommodating groove; 9. a resetting device; 10. a control button; 11. a yielding groove; 12. a limiting rod; 13. a U-shaped hook; 15. a void; 16. a second accommodating groove; 17. a through hole; 18. a return spring; 19. a connecting rod; 20. mounting a plate; 21. anti-skid lines; 22. anti-dropping bolt; 23. an accommodation area.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-5, a dumbbell capable of preventing dumbbell pieces from falling off comprises a dumbbell rod 1 and a plurality of dumbbell pieces 2, wherein the dumbbell rod 1 is symmetrically provided with limiting pieces 3, the limiting pieces 3 are used for limiting the dumbbell pieces 2, one side of each dumbbell piece 2 is provided with a first locking mechanism 4 and a unlocking mechanism 5, the other side of each dumbbell piece 2 is provided with two lock tongues 6, the first locking mechanisms 4 are used for locking the lock tongues 6 of the adjacent dumbbell pieces 2, one side of each limiting piece 3, which is close to the corresponding dumbbell piece 2, is provided with a second locking mechanism 7, the second locking mechanisms 7 are used for locking the lock tongues 6 of the dumbbell pieces 2 adjacent to the limiting pieces 3, and the unlocking mechanisms 5 are used for unlocking the lock tongues 6 and the first locking mechanisms 4 or the second locking mechanisms 7.

Further saying, be provided with first holding tank 8 on dumbbell piece 2, first holding tank 8 is used for holding spring bolt 6, and spring bolt 6 can prolong the length direction removal of first holding tank 8.

When depositing at ordinary times, spring bolt 6 is located first holding tank 8, reduces dumbbell piece 2 and deposits the volume that needs, and when needs installation dumbbell piece 2, the operator moves spring bolt 6 along the length direction of first holding tank 8 for spring bolt 6 stretches out first holding tank 8, and first locking mechanism or second locking mechanism pin this spring bolt 6, accomplish dumbbell piece 2's installation.

Further saying in detail, first locking mechanical system 4 and second locking mechanical system 7 all include two grooves of stepping down 11, are provided with gag lever post 12 in the groove of stepping down 11, and 6 one end of spring bolt is provided with U type hook 13, and U type hook 13 can collude on gag lever post 12.

When dumbbell piece 2 is installed on dumbbell rod 1 as required, stretch out spring bolt 6 from first holding tank 8 to insert the groove 11 of stepping down with spring bolt 6 in, collude U type hook 13 on gag lever post 12, accomplish the locking between dumbbell piece 2, when U type hook 13 set up and is used for preventing dumbbell piece 2 from the rotation about, drive spring bolt 6 and control the rotation and lead to spring bolt 6 to leave gag lever post 12.

In more detail, the unlocking mechanism 5 comprises a resetting device 9 and a control button 10, the control button 10 is used for being pressed by a person to enable the bolt 6 to extend out of the first accommodating groove 8, the resetting device 9 is used for enabling the bolt 6 to reset, the dumbbell sheet 2 is provided with a second accommodating groove 16, the second accommodating groove 16 is used for accommodating the control button 10, the second accommodating groove 16 is in sliding connection with the control button 10, the second accommodating groove 16 is connected with the first accommodating groove 8 through a through hole 17, the resetting device 9 comprises a resetting spring 18, a connecting rod 19 and a mounting plate 20, one end of the resetting spring 18 is fixedly connected with the bottom of the first accommodating groove 8, the other end of the resetting spring 18 is fixedly connected with a mounting plate 20, one end of the connecting rod 19 penetrates through the through hole 17 to be connected with the control button 10, the other end of the connecting rod 19 is connected with the mounting plate 20, the bolt 6 is fixedly connected with the side, far away from the resetting spring 18, the mounting plate 20 is positioned in the first accommodating groove 8, the mounting plate 20 can move along the longitudinal direction of the first receiving groove 8.

When an operator presses the control button 10, the control button 10 inwards moves along the length direction of the second accommodating groove 16, the connecting rod 19 is driven to move, the connecting rod 19 pushes the mounting plate 20 to move towards the direction far away from the first accommodating groove 8, the bolt 6 on the mounting plate 20 is driven to extend out of the first accommodating groove 8, the reset spring 18 is stretched, the bolt 6 is hooked on the limiting rod 12, due to the existence of the limiting rod 12, the bolt 6 cannot leave the abdicating groove 11 under the action of the reset spring 18, when the dumbbell sheet 2 needs to be dismounted, the bolt 6 is firstly dismounted from the limiting rod 12, the bolt 6 is moved to the gap 15, the operator loosens the control button 10, the bolt 6 leaves the abdicating groove 11 under the action of the reset spring 18 and returns to the first accommodating groove 8, and the storage of the dumbbell sheet 2 is facilitated.

In more detail, a gap 15 for inserting the lock tongue 6 is left between the limiting rod 12 and one side wall of the abdicating groove 11.

When the dumbbell piece 2 needs to be installed, an operator presses the control button 10 to enable the bolt 6 to extend out of the first accommodating groove 8, the operator enables the bolt 6 to be aligned with the gap 15 and inserted into the abdicating groove 11, the dumbbell piece 2 where the bolt 6 is located is rotated and the control button 10 is loosened, the U-shaped hook 13 on the bolt 6 is hooked on the limiting rod 12, when the dumbbell piece 2 needs to be detached, the operator firstly presses the control button 10 to enable the U-shaped hook 13 to leave the limiting rod 12, the dumbbell piece 2 where the bolt 6 is located is rotated, the bolt 6 is moved to the gap 15, the operator loosens the control button 10, the bolt 6 returns to the first accommodating groove 8 under the action of the reset spring 18, the dumbbell piece 2 is detached from the dumbbell rod 1, and the detachment of the dumbbell piece 2 is completed.

In further detail, the cross section of the limiting sheet 3 is a regular quadrangle.

The dumbbell rod 1 is convenient to store when no dumbbell sheet 2 exists, and can be stably placed on the flat ground when the dumbbell rod is arranged into a square.

In further detail, the dumbbell rod 1 is in threaded connection with the dumbbell sheet 2.

This setting is used for further preventing that dumbbell piece 2 from droing, if do not have the locking between dumbbell piece 2 and the dumbbell piece 2 or do not have the locking between dumbbell piece 2 and the spacing piece 3, can prevent that dumbbell piece 2 from directly landing from dumbbell rod 1 directly, injures the user by a crashing object.

In more detail, the middle part of the dumbbell rod 1 is provided with anti-skid grains 21.

This setting is used for increasing the frictional force when the operator holds dumbbell rod 1, and the easy hand of operator's motion back is perspired, leads to the frictional force between operator and the dumbbell rod 1 to reduce, holds dumbbell rod 1 easily.

In a detailed description, two ends of the dumbbell rod 1 are provided with anti-falling bolts 22, the anti-falling bolts 22 are in threaded connection with the dumbbell rod 1, the anti-falling bolts 22 are matched with the limiting plates 3 to form a containing area 23, and the containing area 23 is used for containing a plurality of dumbbell pieces 2.

This setting is used for further preventing dumbbell piece 2 from droing, accomplishes the installation back when a plurality of dumbbell pieces 2, installs the both ends at dumbbell rod 1 with the anticreep bolt 22, finishes the back when dismantling dumbbell piece 2, also can install the both ends that have dumbbell rod 1 with the anticreep bolt 22, makes things convenient for next use, is difficult to lose.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although a large number of terms are used here more, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A dumbbell capable of preventing dumbbell pieces from falling off is characterized by comprising a dumbbell rod (1) and a plurality of dumbbell pieces (2), the dumbbell rod (1) is symmetrically provided with limiting pieces (3), the limiting pieces (3) are used for limiting the dumbbell piece (2), one side of the dumbbell piece (2) is provided with a first locking mechanism (4) and an unlocking mechanism (5), two lock tongues (6) are arranged on the other side of the dumbbell piece (2), the first locking mechanism (4) is used for locking the lock tongues (6) of the adjacent dumbbell pieces (2) to be locked, one side of the limit plate (3) close to the dumbbell plate (2) is provided with a second locking mechanism (7), the second locking mechanism (7) is used for locking a lock tongue (6) of the dumbbell plate (2) adjacent to the limiting plate (3), the unlocking mechanism (5) is used for unlocking the bolt (6) and the first locking mechanism (4) or the second locking mechanism (7).

2. The dumbbell capable of preventing the dumbbell pieces from falling off in the claim 1, characterized in that a first accommodating groove (8) is formed in the dumbbell piece (2), the first accommodating groove (8) is used for accommodating the lock tongue (6), and the lock tongue (6) can move along the length direction of the first accommodating groove (8).

3. The dumbbell capable of preventing the dumbbell piece from falling off according to claim 2, wherein each of the first locking mechanism (4) and the second locking mechanism (7) comprises two abdicating grooves (11), limiting rods (12) are arranged in the abdicating grooves (11), one end of the lock tongue (6) is provided with a U-shaped hook (13), the U-shaped hook (13) is used for hooking the limiting rods (12), and the limiting rods (12) are used for limiting the lock tongue (6) to return to the first accommodating groove (8).

4. The dumbbell capable of preventing the dumbbell piece from falling off according to claim 3, wherein the unlocking mechanism (5) comprises a reset device (9) and a control button (10), the control button (10) is used for being pressed by a person to enable the lock tongue (6) to extend out of the first accommodating groove (8), the reset device (9) is used for resetting the lock tongue (6), the dumbbell piece (2) is provided with a second accommodating groove (16), the second accommodating groove (16) is used for accommodating the control button (10), the second accommodating groove (16) is in sliding connection with the control button (10), and the second accommodating groove (16) is connected with the first accommodating groove (8) through a through hole (17).

5. The dumbbell capable of preventing the dumbbell pieces from falling off according to claim 4, wherein the reset device (9) comprises a reset spring (18), a connecting rod (19) and a mounting plate (20), one end of the reset spring (18) is fixedly connected to the bottom of the first accommodating groove (8), the other end of the reset spring (18) is fixedly connected to the mounting plate (20), one end of the connecting rod (19) penetrates through the through hole (17) to be connected with the control button (10), the other end of the connecting rod (19) is connected to the mounting plate (20), the bolt (6) is fixedly connected with one side, away from the reset spring (18), of the mounting plate (20), the mounting plate (20) is located in the first accommodating groove (8), and the mounting plate (20) can move along the length direction of the first accommodating groove (8).

6. The dumbbell capable of preventing the dumbbell pieces from falling off according to claim 3, wherein a gap (15) for inserting the lock tongue (6) is reserved between the limiting rod (12) and one side wall of the abdicating groove (11).

7. The dumbbell capable of preventing the dumbbell piece from falling off according to claim 1, wherein the cross section of the limiting plate (3) is a regular quadrangle.

8. The dumbbell capable of preventing dumbbell pieces from falling off according to claim 1, wherein the dumbbell rod (1) is in threaded connection with the dumbbell pieces (2).

9. The dumbbell capable of preventing the dumbbell pieces from falling off according to claim 1, wherein the dumbbell rod (1) is provided with anti-slip lines (21) in the middle.

10. The dumbbell capable of preventing dumbbell pieces from falling off according to claim 1, wherein two ends of the dumbbell rod (1) are provided with anti-falling bolts (22), the anti-falling bolts (22) are in threaded connection with the dumbbell rod (1), the anti-falling bolts (22) are matched with the limiting plate (3) to form a containing area (23), and the containing area (23) is used for containing a plurality of dumbbell pieces (2).