Sports high jump cross bar convenient to adjust

Abstract

The utility model relates to the technical field of high jump cross bars, in particular to a sports high jump cross bar convenient to adjust, which comprises a base, a casing is fixedly arranged at the top end of the base, a lifting mechanism is fixedly arranged in the casing, and the lifting mechanism comprises a threaded rod. The base is installed to fix the whole device, the machine shell is installed to fix the lifting mechanism, the lifting mechanism is installed, a threaded rod is rotated during use, the threaded rod drives a surface fixing block to move up and down, and the vertical position of a transverse rod is conveniently adjusted; during use, the transverse rod is rotated, the spring abuts against the baffle, the baffle drives the limiting column to be inserted into the limiting hole in the surface of the transverse rod, the transverse rod is conveniently fixed, when the whole device is not used, the sliding rod is pulled, the sliding rod drives the baffle to pull the limiting column out of the limiting hole, the transverse rod is rotated, and the effect of reducing the placing space of the whole device is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of a high jump crossbar, in particular to a high jump crossbar for sports which is easy to adjust. Background Art

[0002] On the track and field field, athletes run up to clear the high jump bar. Similarly, many students in primary schools, middle schools and universities like to do high jump training to make themselves have a strong physique.

[0003] The utility model discloses a sports high jump cross bar which is easy to adjust. The sports high jump cross bar which is easy to adjust is equipped with a lifting mechanism. When in use, the threaded rod is rotated, and the threaded rod drives the surface fixing block to move up and down, which plays a role in facilitating the adjustment of the upper and lower positions of the cross bar. A fixing mechanism is installed. When in use, the cross bar is rotated, and the spring is pressed against the baffle plate. The baffle plate drives the limiting column to be inserted into the limiting hole on the surface of the cross bar, which is convenient for fixing the cross bar. When the whole device is not in use, the sliding rod is pulled, and the sliding rod drives the baffle plate to withdraw the limiting column from the limiting hole. When the cross bar is rotated, the placement space of the whole device is reduced. However, in the prior art of the equipment, the height of the cross bar generally needs to be fixed to the support frame by fixing screws, and according to the different jumping heights of each person, it needs to be disassembled and assembled continuously to adjust the height of the cross bar, which is time-consuming and labor-intensive. In addition, the whole device occupies a large space and is not convenient for storage. Utility Model Content

[0004] The utility model aims to provide a high jump crossbar for sports which is easy to adjust, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A sports high jump crossbar that is easy to adjust, comprises a base, a shell is fixedly arranged on the top of the base, a lifting mechanism is fixedly arranged inside the shell, the lifting mechanism comprises a threaded rod, a fixing block is threadedly arranged on the surface of the threaded rod, a cross bar is fixedly arranged on one side of the fixing block through a rotating shaft, a limiting hole is provided on the surface of the cross bar, a fixing mechanism is fixedly arranged inside the fixing block, the fixing mechanism comprises a sliding rod, a spring is movably arranged on the surface of the sliding rod, a baffle is fixedly arranged on one side of the spring, and a limiting column is fixedly arranged on one side of the baffle.

[0007] Preferably, the lifting mechanism comprises a first trapezoidal gear, and the first trapezoidal gear is fixedly disposed at the bottom end of the interior of the casing.

[0008] Preferably, a second trapezoidal gear is fixedly provided on one side of the first trapezoidal gear, and a rocker is fixedly provided on one side of the second trapezoidal gear.

[0009] Preferably, a groove is provided on the front side of one side of the housing, and the groove is movably connected to the fixing block.

[0010] Preferably, a scale is fixedly provided on the left side of the front side of the casing, and the sliding rod is fixedly connected to the other side of the baffle.

[0011] Preferably, a hole is opened on the surface of the fixing block, the sliding rod is movably connected to the hole, and a pull ring is fixedly provided on one side of the sliding rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. This kind of high jump crossbar for sports that is easy to adjust has a base installed to fix the overall device, a shell installed to fix the lifting mechanism, and a lifting mechanism installed. When in use, the threaded rod is rotated, and the threaded rod drives the surface fixing block to move up and down, which plays a role in facilitating the adjustment of the upper and lower positions of the crossbar. The fixing mechanism is installed, and when in use, the crossbar is rotated, and the spring is pressed against the baffle, and the baffle drives the limit column to insert into the limit hole on the surface of the crossbar, which is convenient for fixing the crossbar. When the overall device is not in use, the sliding rod is pulled, and the sliding rod drives the baffle to pull the limit column out of the limit hole, and then the crossbar is rotated to reduce the placement space of the overall device.

[0014] 2. This kind of sports high jump horizontal bar which is easy to adjust is installed with a rocker. When in use, the rocker is rotated, the rocker drives the second trapezoidal gear to rotate, and the second trapezoidal gear drives the first trapezoidal gear to rotate, which plays a role in driving the threaded rod to rotate. A groove is provided to facilitate the up and down movement of the fixed block. A scale is installed to facilitate the observation of the up and down height of the horizontal bar when it is fixed. A hole is provided to facilitate the movement of the sliding rod. A pull rod is installed to facilitate the pulling of the sliding rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a left side schematic diagram of the utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of the casing of the utility model;

[0018] Figure 4 It is a schematic diagram of the internal structure of the fixing block of the utility model.

[0019] In the figure: 1. base; 2. housing; 3. threaded rod; 4. fixing block; 5. cross bar; 6. limiting hole; 7. sliding rod; 8. spring; 9. baffle; 10. limiting column; 11. first trapezoidal gear; 12. second trapezoidal gear; 13. groove; 14. scale; 15. hole; 16. pull ring; 17. rocker. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4 As shown, the utility model provides a technical solution: a high jump crossbar for sports that is easy to adjust, comprising a base 1, a housing 2 is fixedly arranged on the top of the base 1, a lifting mechanism is fixedly arranged inside the housing 2, the lifting mechanism comprises a threaded rod 3, a fixing block 4 is threadedly arranged on the surface of the threaded rod 3, a cross bar 5 is fixedly arranged on one side of the fixing block 4 through a rotating shaft, and a limiting hole 6 is provided on the surface of the cross bar 5;

[0022] In this embodiment, a base 1 is installed to fix the overall device, a housing 2 is installed to fix the lifting mechanism, and a lifting mechanism is installed. When in use, the threaded rod 3 is rotated, and the threaded rod 3 drives the surface fixing block 4 to move up and down, which facilitates the adjustment of the upper and lower positions of the crossbar 5.

[0023] like Figure 4 As shown, a fixing mechanism is fixedly arranged inside the fixing block 4, and the fixing mechanism includes a slide bar 7, a spring 8 is movably arranged on the surface of the slide bar 7, a baffle 9 is fixedly arranged on one side of the spring 8, and a limiting column 10 is fixedly arranged on one side of the baffle 9;

[0024] In this embodiment, a fixing mechanism is installed. When in use, the cross bar 5 is rotated, the spring 8 is pressed against the baffle 9, and the baffle 9 drives the limiting column 10 to be inserted into the limiting hole 6 on the surface of the cross bar 5, so as to fix the cross bar 5. When the whole device is not in use, the slide bar 7 is pulled, and the slide bar 7 drives the baffle 9 to pull the limiting column 10 out of the limiting hole 6, and then the cross bar 5 is rotated, which plays a role in reducing the placement space of the whole device.

[0025] like Figure 3 As shown, a first trapezoidal gear 11 is fixedly disposed at the bottom end of the housing 2, a second trapezoidal gear 12 is fixedly disposed on one side of the first trapezoidal gear 11, and a rocker 17 is fixedly disposed on one side of the second trapezoidal gear 12;

[0026] In this embodiment, a rocker 17 is installed. When the rocker 17 is used, the rocker 17 drives the second trapezoidal gear 12 to rotate, and the second trapezoidal gear 12 drives the first trapezoidal gear 11 to rotate, which facilitates the rotation of the threaded rod 3.

[0027] like Figure 1 and Figure 2 As shown, a groove 13 is provided on the front side of the housing 2, a scale 14 is fixedly provided on the left side of the front side of the housing 2, a hole 15 is provided on the surface of the fixed block 4, the slide rod 7 is movably connected to the hole 15, and a pull ring 16 is fixedly provided on one side of the slide rod 7;

[0028] In this embodiment, a groove 13 is provided to facilitate the up and down movement of the fixed block 4, a scale 14 is installed to facilitate the observation of the up and down height of the cross bar 5 when it is fixed, a hole 15 is provided to facilitate the movement of the slide bar 7, and a pull ring 16 is installed to facilitate pulling the slide bar 7.

[0029] Working principle: by installing a base 1, it plays a role in fixing the entire device, installing a housing 2, it plays a role in fixing the lifting mechanism, installing a lifting mechanism, rotating the threaded rod 3 when in use, the threaded rod 3 drives the surface fixing block 4 to move up and down, which plays a role in facilitating the adjustment of the upper and lower positions of the cross bar 5, installing a fixing mechanism, rotating the cross bar 5 when in use, the spring 8 resists the baffle 9, the baffle 9 drives the limiting column 10 to insert into the limiting hole 6 on the surface of the cross bar 5, which is convenient for fixing the cross bar 5, when the entire device is not in use, pulling the sliding rod 7, the sliding rod 7 drives the baffle 9 to pull the limiting column 10 out of the limiting hole 6, and rotating The movable cross bar 5 serves to reduce the placement space of the entire device. At the same time, a rocker 17 is installed. When in use, the rocker 17 is rotated, and the rocker 17 drives the second trapezoidal gear 12 to rotate, and the second trapezoidal gear 12 drives the first trapezoidal gear 11 to rotate, which facilitates the rotation of the threaded rod 3. A groove 13 is provided to facilitate the up and down movement of the fixed block 4. A scale 14 is installed to facilitate the observation of the up and down height when the cross bar 5 is fixed. A hole 15 is provided to facilitate the movement of the slide bar 7. A pull ring 16 is installed to facilitate pulling the slide bar 7.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A high jump bar for sports that is easy to adjust, characterized in that: The invention comprises a base (1), a housing (2) is fixedly arranged on the top of the base (1), a lifting mechanism is fixedly arranged inside the housing (2), the lifting mechanism comprises a threaded rod (3), a fixing block (4) is threadedly arranged on the surface of the threaded rod (3), a cross bar (5) is fixedly arranged on one side of the fixing block (4) via a rotating shaft, a limiting hole (6) is provided on the surface of the cross bar (5), a fixing mechanism is fixedly arranged inside the fixing block (4), the fixing mechanism comprises a sliding rod (7), a spring (8) is movably arranged on the surface of the sliding rod (7), a baffle (9) is fixedly arranged on one side of the spring (8), and a limiting column (10) is fixedly arranged on one side of the baffle (9).

2. The easily adjustable sports high jump crossbar according to claim 1, characterized in that: The lifting mechanism comprises a first trapezoidal gear (11), and the first trapezoidal gear (11) is fixedly arranged at the bottom end of the interior of the housing (2).

3. The easily adjustable sports high jump crossbar according to claim 2, characterized in that: A second trapezoidal gear (12) is fixedly arranged on one side of the first trapezoidal gear (11), and a rocker (17) is fixedly arranged on one side of the second trapezoidal gear (12).

4. The easily adjustable sports high jump crossbar according to claim 1, characterized in that: A groove (13) is provided on the front side of one side of the housing (2), and the groove (13) is movably connected to the fixing block (4).

5. The easily adjustable sports high jump crossbar according to claim 1, characterized in that: A scale (14) is fixedly arranged on the left side of the front face of the casing (2), and the sliding rod (7) is fixedly connected to the other side of the baffle (9).

6. The easily adjustable sports high jump crossbar according to claim 1, characterized in that: A hole (15) is provided on the surface of the fixed block (4), the sliding rod (7) is movably connected to the hole (15), and a pull ring (16) is fixedly provided on one side of the sliding rod (7).

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