Multifunctional physical training teaching aid

Abstract

A multifunctional physical training teaching aid belongs to the technical field of physical exercise equipment. Which comprises a lever and barbells inserted into the two ends of the lever, and is characterized in that pulleys are arranged at the two ends of the lever, a plurality of sliding grooves are formed in the two sides of the lever, and external threads are formed in the portions, located on the sliding grooves, of the surface of the lever; the pulleys are arranged on the left side and the right side of the lever and matched with the rubber sleeve in the cross rod on the rear side, so that the upper limb exercise of weight lifting can be achieved through fixed standing positions, meanwhile, the pull rope is arranged between the cross rod and the lever in a matched mode, pull force is increased, and the pull rope can increase strength during upper limb exercise. The sliding grooves are formed in the left side and the right side of the lever, the multiple positioning holes are formed in the sliding grooves, more balancing weights can be well added, meanwhile, the external threads are arranged on the portions, at the sliding grooves, of the surface of the lever, the threaded sleeves are connected to the external threads in a sleeving mode, and therefore the added barbells can be limited.

Description

Technical Field

[0001] The utility model belongs to the technical field of sports equipment, and particularly relates to a multifunctional physical fitness training teaching aid. Background Art

[0002] Fitness equipment is a sports equipment used to assist people with fitness needs to achieve the effects of auxiliary exercise and physical strengthening. There are different equipment for different effects, and most of them are placed in gyms.

[0003] The weightlifting equipment in fitness equipment is generally used alone for upper limb exercise, with a single effect and not enough practical functions in the family, so it needs to be re-developed to meet the multi-functional needs. Content of the Utility Model

[0004] The utility model mainly solves the technical problems existing in the above-mentioned prior art, and provides a multifunctional physical fitness training teaching aid.

[0005] The above technical problems of the utility model are mainly solved by the following technical solutions: A multifunctional physical fitness training teaching aid includes a lever and barbell bars inserted at both ends thereof, and is characterized in that: pulleys are arranged at both ends of the lever; a plurality of sliding grooves are opened on both sides of the lever; external threads are provided on the surface of the lever at one end of the sliding groove; a plurality of positioning holes are opened downward in the sliding groove; the lever is inserted on the surface of the sliding groove; a cross bar is arranged at the rear side of the lever; annular sleeves are sleeved at both ends of the cross bar; a tension rope is sleeved between the surfaces of the two annular sleeves and both ends of the lever; clamping seats are sleeved on both sides of the cross bar; an empty groove is horizontally opened in the middle of the top of the clamping seat, and an adjusting bolt is inserted through the empty groove at the front and rear of the top of the clamping seat; a foot sleeve is arranged at the bottom of the clamping seat; and extension plates are arranged at the front and rear sides of the bottom of the foot sleeve.

[0006] Preferably, a friction-resistant patch is attached to the surface of the middle section of the lever.

[0007] Preferably, limiting sleeves are arranged on both sides of the surface of the lever where the friction-resistant patch is located; threaded sleeves are arranged on the opposite sides of the two barbell bars and are sleeved on the lever.

[0008] Preferably, fixing seats are arranged at both ends of the cross bar, the fixing seats are located on one side of the annular sleeves, and installation grooves for accommodating the lever are opened at the tops of the fixing seats.

[0009] The beneficial effects of the present utility model are as follows: By arranging pulleys on the left and right sides of the lever, and the pulleys cooperate with the foot sleeves in the cross bar at the rear, so that weightlifting upper limb exercises can be carried out through fixed standing positions. At the same time, by arranging a tension rope between the cross bar and the lever to increase the pulling force, the tension rope can increase the intensity during upper limb exercises. By opening sliding grooves on the left and right sides of the lever, and arranging a plurality of positioning holes in the sliding grooves, it can be used to add more counterweight blocks very well. At the same time, external threads are arranged on the surface of the lever at the sliding groove, and a threaded sleeve is sleeved on the external threads, so as to limit the added barbell, which is convenient for weightlifting with the lever. By arranging pulleys at both ends of the lever, the pulleys cooperate with the foot sleeves and extension plates arranged at the rear cross bar to facilitate the person to lie flat. By fixing the feet with the feet and realizing the front-back sliding through the pulleys at the lever, the abdomen can be exercised. By arranging a cross bar at the rear of the lever, and fixing seats and installation grooves for storing the lever are arranged at both ends of the cross bar, so that the lever can be stored conveniently, and it can be prevented from moving randomly when not in use. Brief Description of the Drawings

[0010] Figure 1 is a three-dimensional structural schematic diagram of the present utility model.

[0011] In the figure: 1, lever; 11, friction-resistant patch; 12, sliding groove; 13, positioning hole; 14, external thread; 15, limit sleeve; 16, threaded sleeve; 2, barbell; 3, pulley; 4, cross bar; 41, fixing seat; 42, installation groove; 51, annular sleeve; 52, tension rope; 61, clamping seat; 62, adjusting bolt; 63, foot sleeve; 64, extension plate. Detailed Embodiment

[0012] The technical solutions of the present utility model will be further specifically described below through examples and in combination with the drawings.

[0013] Example: A multifunctional physical fitness training teaching aid, such as Figure 1As shown in the figure, it includes a lever 1 and barbell 2 inserted at both ends thereof. A friction-resistant patch 11 is attached to the middle section surface of the lever 1. Pulleys 3 are provided at both ends of the lever 1. A plurality of sliding grooves 12 are opened on both sides of the lever 1. External threads 14 are provided on the surface of the lever 1 at one end of the sliding groove 12. A plurality of positioning holes 13 are opened downward in the sliding groove 12. The lever 1 is inserted on the surface of the sliding groove 12. A cross bar 4 is provided at the rear side of the lever 1. Ring-shaped sleeves 51 are sleeved at both ends of the cross bar 4. A tension rope 52 is sleeved between the surfaces of the two ring-shaped sleeves 51 and the two ends of the lever 1. Clamping seats 61 are sleeved on both sides of the cross bar 4. An empty groove is horizontally opened in the middle of the top of the clamping seat 61, and an adjusting bolt 62 is inserted through the empty groove at the front and rear of the top of the clamping seat 61. The adjusting bolt 62 is arranged through the empty groove. A foot sleeve 63 is provided at the bottom of the clamping seat 61. Extension plates 64 are provided at the front and rear sides of the bottom of the foot sleeve 63. Limiting sleeves 15 are provided on both sides of the surface of the lever 1 where the friction-resistant patch 11 is located. One end of the sliding groove 12 extends to one side of the limiting sleeve 15. Threaded sleeves 16 are provided on the opposite sides of the two barbells 2. The threaded sleeves 16 are sleeved on the lever 1;

[0014] By providing pulleys 3 on the left and right sides of the lever 1, and the pulleys 3 cooperating with the foot sleeves 63 inside the cross bar 4 at the rear side, it is possible to perform upper limb exercises for weightlifting by fixing the stance. At the same time, by cooperating with the tension rope 52 arranged between the cross bar 4 and the lever 1, the tension is increased, and the tension rope 52 can increase the intensity during upper limb exercises. By opening sliding grooves 12 on both the left and right sides of the lever 1, and a plurality of positioning holes 13 are arranged in the sliding grooves 12, it can be used to add more counterweight blocks very well. At the same time, external threads 14 are provided on the surface of the lever 1 at the sliding groove 12. By sleeving the threaded sleeve 16 at the external threads 14, it can limit the added barbell 2, facilitating weightlifting with the lever 1. By providing pulleys 3 at both ends of the lever 1, the pulleys 3 cooperate with the foot sleeves 63 and extension plates 64 arranged at the rear cross bar 4 to facilitate the person to lie down. By stepping on the feet to fix the feet, and cooperating with the pulleys 3 at the lever 1 to achieve forward and backward sliding, abdominal exercises can be realized.

[0015] Fixed seats 41 are provided at both ends of the cross bar 4. The fixed seats 41 are located on one side of the ring-shaped sleeve 51. Installation grooves 42 for receiving the lever 1 are opened at the tops of the fixed seats 41;

[0016] By providing a cross bar 4 at the rear side of the lever 1, and fixed seats 41 and installation grooves 42 for receiving the lever 1 are provided at both ends of the cross bar 4, it can achieve convenient storage of the lever 1 and prevent it from moving randomly when not in use.

[0017] Finally, it should be noted that the above embodiments are only relatively representative examples of the present utility model. Obviously, the present utility model is not limited to the above embodiments and there can be many variations. Any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present utility model shall be considered to fall within the protection scope of the present utility model.

Claims

1. A multifunctional physical training teaching aid, comprising a lever (1) and a barbell (2) plugged into the two ends thereof, characterized in that: Pulleys (3) are provided at both ends of the lever (1), a plurality of slide grooves (12) are provided on both sides of the lever (1), an external thread (14) is provided on the surface of the lever (1) at a section of the slide groove (12), a plurality of positioning holes (13) are provided downwardly of the slide groove (12), the lever (1) is plugged into the surface of the slide groove (12), a cross bar (4) is provided at the rear side of the lever (1), an annular sleeve (51) is sleeved on both ends of the cross bar (4), and the two annular sleeves (51) are sleeved on the two ends of the cross bar (4). A tension rope (52) is sleeved between the surface of the cylinder (51) and the two ends of the lever (1), and a clamping seat (61) is sleeved on both sides of the cross bar (4). An empty slot is horizontally provided in the middle of the top of the clamping seat (61), and an adjusting bolt (62) is inserted in front and behind the top of the clamping seat (61). The adjusting bolt (62) passes through the empty slot. A foot cover (63) is provided at the bottom of the clamping seat (61), and extension plates (64) are provided on the front and back sides of the bottom of the foot cover (63).

2. A multifunctional physical training teaching aid according to claim 1, characterized in that: The middle surface of the lever (1) is affixed with a friction-resistant patch (11).

3. A multifunctional physical training teaching aid according to claim 2, characterized in that: The surface of the lever (1) is provided with limiting sleeves (15) on both sides of the friction-resistant patch (11), one end of the slide groove (12) extends to one side of the limiting sleeve (15), and the two barbells (2) are provided with threaded sleeves (16) on the opposite sides thereof, and the threaded sleeves (16) are sleeved on the lever (1).

4. A multifunctional physical training teaching aid according to claim 1, characterized in that: Both ends of the cross bar (4) are provided with a fixing seat (41), the fixing seat (41) is located on one side of the annular sleeve (51), and the top of the fixing seat (41) is provided with a mounting groove (42) for accommodating the lever (1).

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