Tension-adjustable tension strap for strength training

Abstract

The utility model discloses a strength training pull strap with adjustable pull force, which comprises a second slide rail, a pull strap main body and mounting mechanisms, the mounting mechanisms are respectively mounted at two ends of the pull strap main body, and the side ends of the mounting mechanisms are fixedly connected with grips; the mounting mechanism comprises a shell, a limiting block, a plurality of first sliding blocks, a spring, a second sliding block, a first sliding rail and a connecting block, a cavity is formed in the shell, a connecting port is formed in one end of the shell, the first sliding blocks are located in the second sliding rail, a second sliding groove is formed in the side end of the shell, and the second sliding groove is located in the cavity. A locking bolt is slidably connected into the second sliding groove and matched with a nut to be fixedly connected with the second sliding block. The number of the first sliding blocks entering the second sliding rail is changed, the number of the springs connected with the second sliding rail is adjusted, the second sliding blocks are fixed through the locking bolts, and the springs are prevented from moving, so that the tensile force of the pull strap is adjusted, and the comfort of the pull strap in use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tension bands, in particular to a tension band with adjustable tension for strength training. Background Art

[0002] Resistance bands are a device used to assist with physical development. They generate resistance only when stretched. The longer the band is stretched, the greater the resistance. They effectively stretch and strengthen muscles throughout the body, stabilize posture, and control reach. They improve mobility and shape perfect body curves, making them an ideal aid for yoga and Pilates practitioners.

[0003] The commonly used resistance bands on the market currently achieve the purpose of changing the tension by changing the length of the resistance band when the tension needs to be changed. However, after the length of the resistance band is changed, the user's posture when using the resistance band will also be affected, reducing the user's comfort during exercise. Utility Model Content

[0004] The purpose of the utility model is to provide a tension belt with adjustable tension for strength training, which can change the tension of the tension belt, facilitate users to adjust it according to needs, and ensure the comfort of the tension belt when used.

[0005] To achieve the above-mentioned purpose, a resistance band with adjustable tension for strength training is provided, comprising: a second slide rail, a resistance band main body and a mounting mechanism, wherein the mounting mechanisms are respectively mounted at both ends of the resistance band main body, and the resistance band main body extends into the mounting mechanism, and the side end of the mounting mechanism is fixedly connected to a handle, and the handle is away from the resistance band main body; the mounting mechanism comprises a shell, a limit block, a first slider, a spring, a second slider, a first slide rail and a connecting block, the shell is L-shaped, and the handle is located at the end with the largest area of ​​the shell, a chamber is provided in the shell, a connecting port is provided at one end of the shell, and the connecting port is away from the handle, the connecting block is located on one side of the chamber and is slidably connected to the side wall of the chamber, the second slide rail is T-shaped and fixedly connected to one end of the connecting block, and the second slide rail is away from the connecting port The first slider is provided with a plurality of sliders and is located in the second slider, and the first slider is slidably connected to the second slider. One end of the tension band body is fixedly connected to the connecting block through the connecting port. The first slider is T-shaped and fixedly connected to the side end of the chamber, and the first slider faces the second slider. The second slider corresponds to the first slider and is located in the first slider, and the second slider is slidably connected to the first slider. The spring is located between the first slider and the second slider, and the two ends of the spring are respectively fixedly connected to the first slider and the second slider. A second slide groove is provided at the side end of the shell, and the second slide groove passes through the middle of the shell and the first slider. A locking bolt is slidably connected in the second slide groove, and the locking bolt passes through the middle of the second slide groove. The locking bolt is matched with a nut to fix the second slider. The tension of the tension band can be changed, which is convenient for the user to adjust according to needs and ensures the comfort of the tension band when used.

[0006] According to the aforementioned adjustable tension band for strength training, a first chute is formed at a side end of the housing and extends through the housing. A limiting block is fixedly connected to the middle of each side end of the connecting block. The limiting block is located in the first chute and slidably connected to the sidewall of the first chute, thereby limiting the movement of the connecting block.

[0007] According to the adjustable tension band for strength training, a transparent acrylic observation window is provided on the side end of the housing and is located in the middle of the spring, making it easy for the user to move the spring and adjust the tension of the band.

[0008] According to the tension band with adjustable tension for strength training, the total length of the first sliders is the same as the length of the second slide rail, so that the spring in the tension band can be effectively used.

[0009] According to the tension band with adjustable tension for strength training, a rubber pad is provided at the end of the locking bolt that contacts the outer side of the housing, and the locking bolt passes through the middle of the rubber pad, so as to increase friction with the housing and improve the fixing effect of the second slider.

[0010] According to the tension band with adjustable tension for strength training, the lower end of the second slide rail is located above the lower end of the first slide rail, and the first slider below the second slide rail is slidably connected to the side wall of the chamber to support the first slider pushed by the spring that is not in the second slide rail.

[0011] Compared with the prior art, the beneficial effects of the present invention are: by changing the number of first sliders entering the second slide rail, adjusting the number of springs connected to the second slide rail, and fixing the second slider by a locking bolt, the tension of the tension belt is adjusted, avoiding changing the length of the tension belt, and improving the comfort of the tension belt when used.

[0012] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0014] Figure 1 This is a three-dimensional diagram of a tension belt with adjustable tension for strength training according to the present invention;

[0015] Figure 2 This is a three-dimensional diagram of the installation mechanism of a tension band with adjustable tension for strength training according to the present invention;

[0016] Figure 3 This is a cross-sectional view of the installation mechanism of a tension band with adjustable tension for strength training according to the present invention;

[0017] Figure 4 The utility model is a three-dimensional diagram of a connecting block of a tension band with adjustable tension for strength training.

[0018] In the figure: 1. Mounting mechanism; 2. Tension belt body; 3. Handle; 4. Shell; 5. Connecting port; 6. First slide groove; 7. Locking bolt; 8. Limit block; 9. Observation window; 10. Second slide groove; 11. First slider; 12. Spring; 13. Second slider; 14. First slide rail; 15. Chamber; 16. Connecting block; 17. Second slide rail. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides a technical solution: a tension belt with adjustable tension for strength training, comprising: a second slide rail 17, a tension belt main body 2 and a mounting mechanism 1, the mounting mechanism 1 is respectively mounted on both ends of the tension belt main body 2, and the tension belt main body 2 extends into the mounting mechanism 1, and the side end of the mounting mechanism 1 is fixedly connected with a handle 3, and the handle 3 is away from the tension belt main body 2; the mounting mechanism 1 comprises a shell 4, a limit block 8, a first slider 11, a spring 12, a second slider 13, a first slide rail 14 and a connecting block 16, the shell 4 is L-shaped, and the handle 3 is located at the end with the largest area of ​​the shell 4, a chamber 15 is provided in the shell 4, and a connecting port 5 is provided at one end of the shell 4, and the connecting port 5 is away from the handle 3, the connecting block 16 is located on one side of the chamber 15 and is slidably connected to the side wall of the chamber 15, the second slide rail 17 is T-shaped and fixedly connected to one end of the connecting block 16, and the second slide rail 17 is away from the connecting port 5, the first The sliders 11 are provided with several and are located in the second slide rail 17, and the first slider 11 is slidably connected to the second slide rail 17. One end of the tension band main body 2 is fixedly connected to the connecting block 16 through the connecting port 5. The first slide rail 14 is T-shaped and fixedly connected to the side end of the chamber 15, and the first slide rail 14 faces the second slide rail 17. The second slider 13 corresponds to the first slider 11 and is located in the first slide rail 14, and the second slider 13 is slidably connected to the first slide rail 14. The spring 12 is located between the first slider 11 and the second slider 13, and the two ends of the spring 12 are fixedly connected to the first slider 11 and the second slider 13 respectively. A second slide groove 10 is opened at the side end of the shell 4, and the second slide groove 10 passes through the middle of the shell 4 and the first slide rail 14. A locking bolt 7 is slidably connected in the second slide groove 10, and the locking bolt 7 passes through the middle of the second slide groove 10. The locking bolt 7 is matched with a nut to fix the second slider 13.

[0021] A first slide groove 6 is provided at the side end of the shell 4, and the first slide groove 6 passes through the shell 4. The middle of the two side ends of the connecting block 16 are fixedly connected to the limiting blocks 8, and the limiting blocks 8 are located in the first slide groove 6 and are slidably connected to the side walls of the first slide groove 6.

[0022] A transparent acrylic observation window 9 is provided on the side of the housing 4 , and the observation window 9 is located in the middle of the spring 12 .

[0023] The total length of the first sliding blocks 11 is the same as the length of the second sliding rail 17 .

[0024] A rubber pad is provided on one end of the locking bolt 7 that contacts the outer side of the housing 4 , and the locking bolt 7 passes through the middle of the rubber pad.

[0025] The lower end of the second slide rail 17 is located above the lower end of the first slide rail 14 , and the first slider 11 below the second slide rail 17 is slidably connected to the side wall of the chamber 15 .

[0026] Working principle: When in use, the locking bolt 7 is tightened in the installation order to loosen the second slider 13, and the second slider 13 is moved in the first slide rail 14 by pushing the locking bolt 7, and the first slider 11 is driven by the spring 12 to enter the second slide rail 17. The number of first sliders 11 entering the second slide rail 17 is controlled according to demand, and passed through the observation window 9. At the same time, the second slider 13 is fixed by the locking bolt 7, so that the spring 12 connects the first slider 11 and the second slider 13. When the user uses the tension band through the handle 3, the tension band body 2 drives the spring 12 to stretch through the connecting block 16 and the second slide rail 17, thereby achieving an exercise effect.

[0027] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A tension belt with adjustable tension for strength training, comprising: The second slide rail (17), the tension band body (2) and the mounting mechanism (1) are characterized in that the mounting mechanism (1) is respectively mounted on both ends of the tension band body (2), and the tension band body (2) extends into the mounting mechanism (1), and the side end of the mounting mechanism (1) is fixedly connected to a handle (3), and the handle (3) is away from the tension band body (2); The mounting mechanism (1) comprises a shell (4), a limit block (8), a first slider (11), a spring (12), a second slider (13), a first slide rail (14) and a connecting block (16); the shell (4) is L-shaped, and the handle (3) is located at the end of the shell (4) with the largest area; a chamber (15) is provided in the shell (4); a connecting port (5) is provided at one end of the shell (4), and the connecting port (5) is away from the handle (3); the connecting block (16) is located on one side of the chamber (15) and is slidably connected to the side wall of the chamber (15); the second slide rail (17) is T-shaped and fixedly connected to one end of the connecting block (16), and the second slide rail (17) is away from the connecting port (5); a plurality of first sliders (11) are provided and are located in the second slide rail (17), and the first slider (11) is slidably connected to the second slide rail (17); one end of the tension band body (2) is connected through the connecting port (5) The first slide rail (14) is T-shaped and fixedly connected to the side end of the chamber (15), and the first slide rail (14) faces the second slide rail (17). The second slider (13) corresponds to the first slider (11) and is located in the first slide rail (14), and the second slider (13) is slidably connected to the first slide rail (14). The spring (12) is located between the first slider (11) and the second slider (13), and the two ends of the spring (12) are respectively fixedly connected to the first slider (11) and the second slider (13). A second slide groove (10) is provided at the side end of the shell (4), and the second slide groove (10) passes through the middle of the shell (4) and the first slide rail (14). A locking bolt (7) is slidably connected in the second slide groove (10), and the locking bolt (7) passes through the middle of the second slide groove (10). The locking bolt (7) is matched with a nut to fix the second slider (13).

2. A tension belt with adjustable tension for strength training according to claim 1, characterized in that: A first slide groove (6) is provided at the side end of the shell (4), and the first slide groove (6) passes through the shell (4). The middle parts of the two side ends of the connecting block (16) are respectively fixedly connected to the limiting blocks (8), and the limiting blocks (8) are located in the first slide groove (6) and are slidably connected to the side walls of the first slide groove (6).

3. The tension belt with adjustable tension for strength training according to claim 1, characterized in that: An observation window (9) made of a transparent acrylic material is provided at the side end of the housing (4), and the observation window (9) is located in the middle of the spring (12).

4. The tension belt with adjustable tension for strength training according to claim 1, characterized in that: The total length of the first sliding blocks (11) is the same as the length of the second sliding rail (17).

5. The tension belt with adjustable tension for strength training according to claim 1, characterized in that: A rubber pad is provided at one end of the locking bolt (7) that contacts the outer side of the housing (4), and the locking bolt (7) passes through the middle of the rubber pad.

6. The tension belt with adjustable tension for strength training according to claim 1, characterized in that: The lower end of the second slide rail (17) is located above the lower end of the first slide rail (14), and the first slider (11) below the second slide rail (17) is slidably connected to the side wall of the chamber (15).

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