CN211215181U

CN211215181U - Dumbbell convenient to equipment

Info

Publication number: CN211215181U
Application number: CN201922170603.7U
Authority: CN
Inventors: 肖运柱
Original assignee: Hebei Kaiwei Sports Goods Co ltd
Current assignee: Hebei Kaiwei Sports Goods Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-11
Anticipated expiration: 2029-12-06

Abstract

The utility model relates to the technical field of fitness equipment, in particular to a dumbbell convenient to assemble, which comprises a holding rod and dumbbell pieces, wherein the inner side of the holding rod is fixedly connected with a micro motor, the tail end of a main shaft of the micro motor is fixedly connected with a first bevel gear, the outer side of the first bevel gear is engaged and connected with a second bevel gear, the outer side of the second bevel gear is fixedly connected with a first threaded shaft, the first threaded shaft penetrates through the holding rod, the first threaded shaft is rotationally connected with the holding rod, and the outer side of the first threaded shaft is spirally connected with an end head; the utility model discloses in, through turning block, third bevel gear, fourth bevel gear, second threaded shaft and the slider that sets up, this kind sets up fixed connection of cooperation turning block and third bevel gear, third bevel gear and fourth bevel gear's meshing is connected, fourth bevel gear and second threaded shaft's fixed connection and the threaded connection of second threaded shaft and slider, has realized simplifying the installation of dumbbell, satisfies current user demand.

Description

Dumbbell convenient to equipment

Technical Field

The utility model relates to a body-building apparatus technical field specifically is a dumbbell convenient to equipment.

Background

The dumbbell is small in size and easy to store, can be purchased without spending too much money, is not limited by space, and can be used for weight training of multiple parts of a body to exercise the body at any time, so that the dumbbell becomes one of the fitness equipment commonly used by the general society, and the existing dumbbell has defects in the using process along with the technical progress, so that the demand for the dumbbell convenient to assemble is increased day by day.

The dumbbell piece landing that current dumbbell passes through nut or spring buckle to prevent the installation, and the process of installation is loaded down with trivial details, can not satisfy current user demand, and in addition, the length of dumbbell can influence the result of use of dumbbell, and the length of dumbbell can not be adjusted according to the size of user's palm to current dumbbell, inconvenient user's use, consequently, provides the dumbbell of being convenient for to the equipment to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dumbbell convenient to equipment to solve the problem that proposes in the above-mentioned background art.

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

a dumbbell convenient to assemble comprises a holding rod and a dumbbell piece, wherein a micro motor is fixedly connected to the inner side of the holding rod, a first bevel gear is fixedly connected to the tail end of a main shaft of the micro motor, a second bevel gear is connected to the outer side of the first bevel gear in a meshed manner, a first threaded shaft is fixedly connected to the outer side of the second bevel gear and penetrates through the holding rod, the first threaded shaft is rotatably connected with the holding rod, an end head is spirally connected to the outer side of the first threaded shaft and is slidably connected with the holding rod, the end head penetrates through the holding rod, a rotating block is arranged on the inner side of the end head and penetrates through the end head, a third bevel gear is fixedly connected to the left end face of the rotating block at the left end and the right end face of the rotating block at the right end, a fourth bevel gear is connected to the outer side of the third bevel gear in a meshed manner, and a second threaded shaft is fixedly connected to the top end face of the fourth, the button cell is sleeved at the bottom end of the left end face of the holding rod and fixedly connected with the holding rod, an extension button is fixedly connected to the left end face of the top end of the holding rod, a shortening button is arranged at the right end of the extension button, and the shortening button is fixedly connected with the holding rod.

Preferably, the dwang has been cup jointed in the turning block outside, turning block and dwang sliding connection, the dwang runs through the end, dwang and end sliding connection.

Preferably, a spring is arranged between the rotating block and the rotating rod, and the spring is fixedly connected with the rotating block and the rotating rod.

Preferably, the anti-skidding sleeve is sleeved on the outer side of the holding rod and fixedly connected with the holding rod, the extension button and the shortening button penetrate through the anti-skidding sleeve and are connected with the anti-skidding sleeve in a sliding mode.

Preferably, the rotating block is rotatably connected with the end head, and the rotating angle range of the rotating block is 0-45 degrees.

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

1. in the utility model, the rotation block, the third bevel gear, the fourth bevel gear, the second threaded shaft and the slider are arranged, and the arrangement is matched with the fixed connection between the rotation block and the third bevel gear, the meshed connection between the third bevel gear and the fourth bevel gear, the fixed connection between the fourth bevel gear and the second threaded shaft and the spiral connection between the second threaded shaft and the slider, so that the dumbbell can be installed simply and the existing use requirements can be met;

2. the utility model discloses in, through the micro motor, first bevel gear, second bevel gear, first threaded shaft and the end that set up, this kind of screw connection who sets up fixed connection, first bevel gear and second bevel gear of cooperation micro motor and first bevel gear, second bevel gear and first threaded shaft and end, realized making the dumbbell can adjust the length of dumbbell, convenience of customers's use according to the size of user's palm.

Drawings

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

fig. 2 is a schematic structural diagram of the turning block of the present invention.

In the figure: 1-holding rod, 2-micro motor, 3-first bevel gear, 4-second bevel gear, 5-first threaded shaft, 6-end, 7-rotating block, 8-spring, 9-rotating rod, 10-third bevel gear, 11-fourth bevel gear, 12-second threaded shaft, 13-sliding block, 14-dumbbell piece, 15-button battery, 16-extension button, 17-shortening button and 18-antiskid sleeve.

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. 1-2, the present invention provides a technical solution:

a dumbbell convenient to assemble comprises a holding rod 1 and a dumbbell sheet 14, wherein a micro motor 2 is fixedly connected to the inner side of the holding rod 1, a first bevel gear 3 is fixedly connected to the tail end of a main shaft of the micro motor 2, a second bevel gear 4 is meshed and connected to the outer side of the first bevel gear 3, a first threaded shaft 5 is fixedly connected to the outer side of the second bevel gear 4, the first threaded shaft 5 is driven to rotate through the rotation of the first bevel gear 3, the first threaded shaft 5 penetrates through the holding rod 1, the first threaded shaft 5 is rotatably connected with the holding rod 1, an end head 6 is spirally connected to the outer side of the first threaded shaft 5, the end head 6 is slidably connected with the holding rod 1, the end head 6 penetrates through the holding rod 1, a rotating block 7 is arranged on the inner side of the end head 6, the rotating block 7 penetrates through the end head 6, a third bevel gear 10 is fixedly connected to both the left end face of the rotating block 7 at the left end and the right end face, a fourth bevel gear 11 is engaged and connected with the outer side of the third bevel gear 10, a second threaded shaft 12 is fixedly connected with the top end surface of the fourth bevel gear 11 positioned at the top end and the bottom end surface of the fourth bevel gear 11 positioned at the bottom end, the second threaded shaft 12 penetrates through the head 6, the second threaded shaft 12 is rotatably connected with the head 6, the outer side of the second threaded shaft 12 is spirally connected with a sliding block 13, the sliding block 13 penetrates through the end head 6 and the dumbbell sheet 14, the sliding block 13 is connected with the end head 6 and the dumbbell sheet 14 in a sliding way, the button battery 15 is sleeved at the bottom end of the left end face of the holding rod 1, the arrangement is convenient for providing electric energy for the micro motor 2, the button cell 15 is fixedly connected with the holding rod 1, an extension button 16 is fixedly connected to the left end of the top end face of the holding rod 1, a shortening button 17 is arranged at the right end of the extension button 16, and the shortening button 17 is fixedly connected with the holding rod 1.

The rotating rod 9 is sleeved on the outer side of the rotating block 7, the rotating block 7 is connected with the rotating rod 9 in a sliding mode, the rotating rod 9 penetrates through the end head 6, the rotating rod 9 is connected with the end head 6 in a sliding mode, the rotating block 7 is convenient to rotate through the rotating rod 9 due to the arrangement, the spring 8 is arranged between the rotating block 7 and the rotating rod 9, the spring 8 is fixedly connected with the rotating block 7 and the rotating rod 9, the rotating block 7 and the rotating rod 9 are always in a separated state due to the arrangement, the rotating rod 7 cannot rotate due to mistaken touch of the rotating rod 9, the anti-skidding sleeve 18 is sleeved on the outer side of the holding rod 1, the anti-skidding sleeve 18 is fixedly connected with the holding rod 1, the extending button 16 and the shortening button 17 both penetrate through the anti-skidding sleeve 18, the extending button 16 and the shortening button 17 are both connected with the anti-skidding sleeve 18 in a sliding mode, the arrangement, the rotating block 7 is rotatably connected with the end head 6, the rotating angle range of the rotating block 7 is 0-45 degrees, and the dumbbell is convenient to assemble due to the arrangement.

The model of the micro motor 2 is R300C, and the model of the button battery 15 is cr 2032.

The working process is as follows: when the device is assembled, firstly, a dumbbell sheet 14 is sleeved on an end head 6 according to the arrow indication, then a user pulls a rotating rod 9 inwards, at the moment, a spring 8 is compressed, the rotating rod 9 is clamped with a rotating block 7, then the user rotates the rotating rod 9, the rotating rod 9 drives the rotating block 7 to rotate, the rotating block 7 enables a third bevel gear 10 to rotate, the third bevel gear 10 is meshed with a fourth bevel gear 11, the fourth bevel gear 11 rotates, a second threaded shaft 12 on the fourth bevel gear 11 rotates along with the rotating rod, a sliding block 13 in spiral connection with the outer side of the second threaded shaft 12 slides when the second threaded shaft 12 rotates, the sliding block 13 is clamped into a groove in the inner side of the dumbbell sheet 14, after the dumbbell sheet 14 on one side is installed, the other side is installed, the actions are repeated, the assembly of the dumbbell is completed, and then the user holds the dumbbell, adjust the length of dumbbell according to the palm size of oneself, adjust through pressing extension button 16 or shorten button 17, when adjusting length, micro motor 2 operates, micro motor 2 drives first bevel gear 3 rotatory, first bevel gear 3 meshes second bevel gear 4, it is rotatory to make second bevel gear 4 rotate, second bevel gear 4 drives first threaded shaft 5 rotatory, make end 6 slide in holding rod 1, change the whole length of dumbbell, in the use, antiskid cover 18 has played skid-proof effect.

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. A dumbbell convenient to assemble comprises a holding rod (1) and dumbbell pieces (14), and is characterized in that: the inner side of the holding rod (1) is fixedly connected with a micro motor (2), the tail end of a main shaft of the micro motor (2) is fixedly connected with a first bevel gear (3), the outer side of the first bevel gear (3) is connected with a second bevel gear (4) in a meshing manner, the outer side of the second bevel gear (4) is fixedly connected with a first threaded shaft (5), the first threaded shaft (5) penetrates through the holding rod (1), the first threaded shaft (5) is rotatably connected with the holding rod (1), the outer side of the first threaded shaft (5) is spirally connected with an end head (6), the end head (6) is slidably connected with the holding rod (1), the end head (6) penetrates through the holding rod (1), a rotating block (7) is arranged on the inner side of the end head (6), the rotating block (7) penetrates through the end head (6), the left end face of the rotating block (7) at the left end and the right end face of the rotating block (7) at the right, a fourth bevel gear (11) is connected to the outer side of the third bevel gear (10) in a meshed manner, a second threaded shaft (12) is fixedly connected to the top end face of the fourth bevel gear (11) at the top end and the bottom end face of the fourth bevel gear (11) at the bottom end, the second threaded shaft (12) penetrates through the end (6), the second threaded shaft (12) is rotatably connected with the end (6), a sliding block (13) is spirally connected to the outer side of the second threaded shaft (12), the sliding block (13) penetrates through the end (6) and the dumbbell sheet (14), the sliding block (13) is slidably connected with the end (6) and the dumbbell sheet (14), a button battery (15) is sleeved at the bottom end of the left end face of the holding rod (1), the button battery (15) is fixedly connected with the holding rod (1), an extension button (16) is fixedly connected to the left end face of the holding rod (1), and a shortening button (17) is arranged at the right end of the extension button, the shortening button (17) is fixedly connected with the holding rod (1).

2. The dumbbell of claim 1, wherein: dwang (9) has been cup jointed in the turning block (7) outside, turning block (7) and dwang (9) sliding connection, dwang (9) run through end (6), dwang (9) and end (6) sliding connection.

3. The dumbbell of claim 1, wherein: be equipped with spring (8) between turning block (7) and dwang (9), spring (8) and turning block (7) and dwang (9) fixed connection.

4. The dumbbell of claim 1, wherein: the anti-skidding cover (18) is sleeved on the outer side of the holding rod (1), the anti-skidding cover (18) is fixedly connected with the holding rod (1), the anti-skidding cover (18) is penetrated through both the extension button (16) and the shortening button (17), and both the extension button (16) and the shortening button (17) are connected with the anti-skidding cover (18) in a sliding mode.

5. The dumbbell of claim 1, wherein: the rotating block (7) is rotatably connected with the end head (6), and the rotating angle range of the rotating block (7) is 0-45 degrees.