CN207856173U - A kind of strength type equipment automatically selects the device of weight piece - Google Patents

Abstract

The utility model discloses a device for automatically selecting weight sheets for strength equipment, which comprises a motor, a weight sheet and a main frame; There is a weight head piece abutting on the top; symmetrical guide holes that cooperate with the guide rods are provided on the weight plate and the weight head piece, and threaded holes are provided at the center between the guide holes; the threaded holes of the weight head piece are embedded An adjusting nut is sheathed, and a screw rod is set inside the adjusting nut, and a motor is connected to the upper end of the screw rod. The utility model is equipped with a screw rod driven by a motor, an adjusting nut and a weight plate with a threaded hole, and the motor drives the screw rod to rotate, and then adjusts the height of the adjusting nut so that it is screwed with the threaded hole of the weight plate of different heights. Furthermore, it is convenient and labor-saving to select the quantity of weight sheets, which is convenient and efficient; the utility model has simple structure, strong practicability, and is convenient for processing and assembling.

Description

A device for automatically selecting weight plates for strength equipment

technical field

The utility model relates to the field of fitness equipment, in particular to a device for automatically selecting weight plates for strength equipment.

Background technique

With the improvement of people's living standards, people pay more and more attention to health. In gyms, strength training equipment is more common. According to the training stage, you can freely choose the weight of training. The traditional plug selects the device of weight plate to adjust the strength. The size must be adjusted by bending over or standing up, which is inconvenient to use.

Utility model content

The purpose of this utility model is to provide a device for automatically selecting weight sheets for strength equipment, so as to solve the problems raised in the above-mentioned background technology.

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

A device for automatically selecting weight sheets for strength equipment, including a motor, a weight sheet, and a main frame; the main frame is provided with a symmetrical guide rod, and a multi-layer weight sheet is set on the guide rod, and a weight is abutted on the top of the weight sheet. The head piece; the weight piece is provided with symmetrical guide holes matched with the guide rods, and the center position between the guide holes is provided with threaded holes; the weight head piece is provided with symmetrical guide holes matched with the guide rods, and the guide holes The central position between is provided with threaded hole; The threaded hole of described weight head sheet is nested with adjusting nut, and the adjusting nut is threadedly connected with the threaded hole of weight head sheet; The upper end is connected with a motor; the screw rod is located below the motor and is provided with a thrust ball bearing, and the outer side of the thrust ball bearing is provided with a spacer, and the spacer and the weight head are fixedly connected by bolts; the motor and the spacer Fixed connection, the spacer is fixedly connected with a steel wire frame by means of bolts, the steel wire frame is fixedly connected with the steel wire, and the steel wire passes through the fixed pulley to connect with the external force device.

As a further solution of the utility model: the motor is a forward and reverse motor.

As a further solution of the utility model: the threaded screw is connected with the adjusting nut.

Compared with the prior art, the beneficial effect of the utility model is: the utility model is provided with a screw rod driven by a motor, an adjusting nut and a weight sheet provided with a threaded hole, and the motor drives the screw rod to rotate, thereby adjusting the adjustment nut. The height makes it screwed with the threaded holes of the weight plates of different heights, so that it is convenient and labor-saving to select the number of weight plates, which is convenient and efficient; the utility model has simple structure, strong practicability, and is convenient for processing and assembly.

Description of drawings

Fig. 1 is a perspective view of a device for automatically selecting weight plates for strength equipment;

Fig. 2 is the front view of the device for automatically selecting weight sheets for strength equipment;

Fig. 3 is a diagram of components in a device for automatically selecting weight sheets for strength equipment.

In the figure: 1-motor; 2-adjusting nut; 3-weight piece; 4-main frame; 5-weight head piece; 6-pad; 7-thrust ball bearing; 8-screw;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1 to 3. In the embodiment of the present utility model, a device for automatically selecting a weight sheet for strength equipment includes a motor 1, a weight sheet 3 and a main frame 4; the main frame 4 is provided with a symmetrical guide rod 9 , the guide rod 9 is covered with a multi-layer weight sheet 3, and the top of the weight sheet 3 is abutted with a weight head sheet 5; the weight sheet 3 is provided with symmetrical guide holes that cooperate with the guide rod 9, and the center between the guide holes position is provided with threaded holes; said weight head sheet 5 is provided with symmetrical guide holes cooperating with guide rod 9, and the central position between the guide holes is provided with threaded holes; said weight head sheet 5 is nested in the threaded hole An adjusting nut 2 is arranged, and the adjusting nut 2 is threadedly connected with the threaded hole of the weight head piece 5; the inner sleeve of the adjusting nut 2 is provided with a screw mandrel 8, and the screw mandrel 8 is threadedly connected with the adjusting nut 2; the upper end of the screw mandrel 8 is connected with Motor 1, motor 1 is a forward and reverse motor, motor 1 is electrically connected to an external power supply, motor 1 drives the screw rod 8 to rotate, and then drives the adjustment nut 2 to move up and down, so that the adjustment nut 2 and the threaded holes of the weight sheet 3 of different heights Screw together, and then select the quantity of the weight sheet 3; the screw rod 8 is located below the motor 1 and is provided with a thrust ball bearing 7, and the outer side of the thrust ball bearing 7 is provided with a pad 6, and the pad 6 and the weight head sheet 5 is fixedly connected by means of bolts; the motor 1 is fixedly connected with the cushion block 6, and the cushion block 6 is fixedly connected with a steel wire frame by means of bolts, the steel wire frame is fixedly connected with the steel wire, and the steel wire passes through the fixed pulley and the external force device connect.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to be included in the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (3)

1. a kind of device of strength type equipment automatically selects weight plate, comprises motor (1), weight plate (3) and main frame (4); It is characterized in that, described main frame (4) is provided with symmetrical guide bar ( 9), the guide rod (9) is covered with a multi-layer weight sheet (3), and the top of the weight sheet (3) is abutted with a weight head sheet (5); the weight sheet (3) is provided with the guide rod (9). ), the center position between the guide holes is provided with a threaded hole; the weight head piece (5) is provided with a symmetrical guide hole matched with the guide rod (9), and the center between the guide holes The position is provided with a threaded hole; the threaded hole of the weight head piece (5) is nested with an adjustment nut (2), and the adjustment nut (2) is threadedly connected with the threaded hole of the weight head piece (5); the adjustment nut ( 2) The inner sleeve is provided with a screw rod (8), and the upper end of the screw rod (8) is connected to the motor (1); the screw rod (8) is located below the motor (1) and is provided with a thrust ball bearing (7). A spacer (6) is sheathed on the outside of the ball bearing (7), and the spacer (6) is fixedly connected to the weight head piece (5) by means of bolts; the motor (1) is fixedly connected to the spacer (6), The spacer (6) is fixedly connected with a steel wire frame by means of bolts, and the steel wire frame is fixedly connected with the steel wire, and the steel wire passes through the fixed pulley and is connected with the external strength apparatus. 2. A device for automatically selecting weight sheets for strength equipment according to claim 1, characterized in that the motor (1) is a forward and reverse motor. 3. A device for automatically selecting weight sheets for strength equipment according to claim 1, characterized in that the screw rod (8) is threadedly connected with the adjusting nut (2).