Table tennis net expansion bracket

Abstract

The utility model discloses a table tennis net telescopic frame which comprises two oppositely-arranged stand columns and a flexible net arranged between the two stand columns in a rolling mode, clamping pieces are movably arranged at the bottoms of the stand columns in a telescopic mode, first elastic pieces are arranged between the clamping pieces and the stand columns, and under the action of the first elastic pieces, the flexible net is arranged between the two stand columns in a rolling mode. A clamping space used for clamping the edge of the table tennis table is formed between the clamping piece and the bottom of the stand column. The clamping piece comprises a storage box with a downward opening and a storage cover covering the opening of the storage box, a first centering ring and a second centering ring which are coaxially arranged are arranged on the opposite sides of the storage box and the storage cover correspondingly, and the first centering ring and the second centering ring are both matched with the spherical surface of the table tennis ball body; therefore, the table tennis ball body is positioned and stored in the storage box. According to the telescopic frame for the table tennis net, the table tennis body is positioned and stored through the storage box and the storage cover of the clamping piece, the table tennis net is convenient to carry together, and user experience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of exercise equipment, in particular to a table tennis net telescopic frame. Background Art

[0002] Table tennis is a popular ball sport worldwide. Most table tennis nets are secured to either side of a table using two brackets. In the prior art, the two brackets of a table tennis net telescopic stand allow the net to be unfolded or retracted to accommodate tables of varying sizes. For example, utility model patent publication number CN203710640U discloses a reel-type table tennis net stand comprising a fixed base, a bracket mounted on the fixed base, and a mesh. The bracket comprises a sleeve, a column, and a torsion spring. The upper and lower ends of the column are embedded in the sleeve. Two limit plates are provided on the column from top to bottom, with the mesh wound between the two limit plates. The torsion spring is disposed below the mesh, with one end of the torsion spring fixed to the column and the other end fixed to the inner wall of the sleeve. The column can rotate within the sleeve. The fixed base is a card-type bracket, with two fasteners provided at the bottom of the fixed base. However, when users carry the telescopic table tennis net, they usually also need to carry table tennis balls. Most existing telescopic table tennis nets do not have the function of carrying table tennis balls, which makes it inconvenient to carry. In addition, the table tennis balls are easily deformed and damaged due to external forces during the carrying process, which affects the user experience. Utility Model Content

[0003] The purpose of the utility model is to solve the deficiencies of the above-mentioned technology and to provide a table tennis net telescopic rack, which can position and store the table tennis body through the storage box and the storage cover of the clamping part, making it easy to carry together and improving the user experience.

[0004] In order to solve the above technical problems, the technical solution of the present invention is as follows: a telescopic table tennis net frame, comprising two oppositely arranged upright posts, and a flexible net that can be retracted and arranged between the two upright posts; a clamping member is retractably and movably provided at the bottom of the upright posts; a first elastic member is provided between the clamping member and the upright posts; under the action of the first elastic member, a clamping space is formed between the clamping member and the bottom of the upright posts for clamping the edge of the table tennis table;

[0005] The clamping member includes a storage box with an opening facing downward and a storage cover provided on the opening of the storage box. The storage box and the storage cover are respectively provided with a first centering ring and a second centering ring arranged coaxially on opposite sides. The first centering ring and the second centering ring both cooperate with the spherical surface of the table tennis body, thereby positioning the table tennis body and storing it inside the storage box.

[0006] Preferably, a rotating shaft and a first fastener are respectively provided on both sides of the inner wall of the storage cover, and a swivel structure and a first fastener hole are respectively provided on both sides of the inner wall at the opening of the storage box, the rotating shaft is rotatably connected to the swivel structure, the storage cover rotates along the circumference of the rotating shaft, and the first fastener is snap-connected to the first fastener hole.

[0007] Preferably, a slide groove is provided inside the storage box, a mounting piece is slidably connected in the slide groove, the first end of the mounting piece is fixedly connected to the swivel structure, the second end of the mounting piece is provided with a second snap fitter, the top surface of the storage box is penetrated by a second snap fitter hole connected to the slide groove, and the second snap fitter is snap-fitted to the second snap fitter hole.

[0008] Preferably, the interior of the column is hollow and has a winding chamber, a winding shaft is rotatably connected to the winding chamber, the side wall of the column is penetrated by an output port connected to the winding chamber, the output port is adapted to the flexible ball net, the side of the flexible ball net is fixedly connected to the winding shaft, a reset component is provided at the top of the column and / or the bottom of the column, the reset component includes a docking shell mounted on the winding shaft, and a second elastic member arranged in the docking shell, the two ends of the second elastic member are respectively arranged on the inner wall of the docking shell and on the end of the winding shaft, so that the winding shaft has a tendency to rotate.

[0009] Preferably, the column includes a first shell and a second shell that are interlocked, and a top cover and a bottom cover that fix the first shell and the second shell. The first shell and the second shell are provided with inner grooves on opposite sides, and the two inner grooves cooperate to form the output port. The top of the first shell cooperates with the top of the second shell to form a column that is sleeved and fixed to the top cover, and the bottom of the first shell cooperates with the bottom of the second shell to form a column that is sleeved and fixed to the bottom cover.

[0010] Preferably, a clamping cover is provided on the top of the storage box, and friction structures are provided on opposite sides of the clamping cover and the bottom cover.

[0011] Preferably, a travel groove is provided at the bottom of the column, and a travel rod is provided at the top of the storage box, which is slidably connected to the travel groove. The two ends of the first elastic member are respectively provided on the inner wall of the travel groove and the end of the travel rod, so that the storage box has a tendency to approach the column.

[0012] Preferably, a guide structure is provided between the inner wall of the travel groove and the travel rod, and the guide structure includes a guide groove and a guide member slidably connected to the guide groove; the guide groove is opened on the travel rod, and the guide member is convexly provided on the inner wall of the travel groove; or, the guide groove is opened on the inner wall of the travel groove, and the guide member is convexly provided on the travel rod.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The clamping member includes a storage box and a storage cover. The user can place the table tennis body in the storage box by opening the storage cover. The first centering ring and the second centering ring cooperate with the spherical surface of the table tennis body to position the table tennis body and store it inside the storage box, ensuring that the table tennis body remains fixed in the storage box and will not roll or shake at will due to external forces. The possibility of direct collision between the table tennis body and the inner wall of the storage box is prevented, thereby reducing the risk of damage to the table tennis body. The table tennis net telescopic rack positions and stores the table tennis body through the storage box and storage cover of the clamping member, making it easy to carry together and improving the user experience.

[0015] 2. By pulling the clamping piece relative to the column, a clamping space for clamping the edge of the table tennis table is formed between the clamping piece and the bottom of the column, so that the table tennis net telescopic frame is adaptively fixed on the table tennis table. Conversely, the table tennis net telescopic frame can be removed from the table tennis table, which is convenient for users to use. When playing table tennis with the table tennis net telescopic frame, if the table tennis net telescopic frame is hit, the first centering ring and the second centering ring can buffer the impact force to a certain extent, preventing the table tennis ball body from directly colliding with the inner wall of the storage box and making noise, which interferes with the user's playing of table tennis. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 2 is a structural diagram of the table tennis net telescopic frame in the embodiment;

[0017] Figure 2 2 is a schematic structural diagram of the table tennis net telescopic frame applied on a table tennis table in an embodiment;

[0018] Figure 3 It is a structural diagram of the column in the embodiment;

[0019] Figure 4 2 is a cross-sectional view of a column in an embodiment.

[0020] In the figure: 1, column; 11, first shell; 12, second shell; 13, top cover; 14, bottom cover; 101, winding chamber; 102, winding shaft; 103, output port; 104, travel groove; 105, inner groove; 2, flexible ball net; 3, clamping member; 31, storage box; 311, first centering ring; 312, first buckle hole; 313, slide; 314, mounting member; 315, swivel structure; 316, first Second fastener; 317, second fastener hole; 318, clamping cover; 319, travel rod; 32, storage cover; 321, second centering ring; 322, rotating shaft; 323, first fastener; 4, first elastic member; 5, clamping space; 6, reset assembly; 61, docking shell; 62, second elastic member; 7, friction structure; 8, guide structure; 81, guide groove; 82, guide member; 9, ping-pong ball body; 10, ping-pong table. DETAILED DESCRIPTION

[0021] The present invention will be further described below with reference to the following embodiments and accompanying drawings.

[0022] refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 A table tennis net telescopic frame includes two oppositely arranged columns 1 and a flexible net 2 that can be retracted and arranged between the two columns 1. The columns 1 are hollow inside and include a first shell 11, a second shell 12, a top cover 13 and a bottom cover 14. The opposite sides of the first shell 11 and the second shell 12 are provided with inner grooves 105. The first shell 11 and the second shell 12 are buckled into each other so that the two inner grooves 105 cooperate to form an output port 103. The output port 103 is adapted to the flexible net 2. The top of the first shell 11 and the top of the second shell 12 cooperate to form a column that is sleeved and fixed with the top cover 13. The bottom of the first shell 11 and the bottom of the second shell 12 cooperate to form a column that is sleeved and fixed with the bottom cover 14, thereby fixing the first shell 11 and the second shell 12.

[0023] The interior of the column 1 is hollow and defines a reeling chamber 101. A reeling shaft 102 is rotatably connected to the reeling chamber 101. A sidewall of the column 1 is provided with an outlet 103 connected to the reeling chamber 101. The outlet 103 is adapted to fit the flexible net 2. The side of the flexible net 2 is fixedly connected to the reeling shaft 102. A reset assembly 6 is provided at the top or / and bottom of the column 1. The reset assembly 6 includes a docking shell 61 sleeved on the reeling shaft 102 and a second elastic member 62 disposed within the docking shell 61. The second elastic member 62 is a torsion spring or a spring. The two ends of the second elastic member 62 are respectively disposed on the inner wall of the docking shell 61 and on the end of the reeling shaft 102, thereby causing the reeling shaft 102 to have a rotational tendency, thereby achieving automatic rewinding of the flexible net 2. Preferably, the reset assembly 6 is disposed at the top of the column 1.

[0024] A clamping member 3 is retractably mounted at the bottom of the upright post 1. A first elastic member 4 is disposed between the clamping member 3 and the upright post 1. Under the action of the first elastic member 4, a clamping space 5 is formed between the clamping member 3 and the bottom of the upright post 1 for clamping the edge of the table tennis table 10. The clamping member 3 includes a downwardly opening storage box 31 and a storage cover 32 covering the opening of the storage box 31. A first centering ring 311 and a second centering ring 321 are coaxially disposed on opposite sides of the storage box 31 and the storage cover 32, respectively. The first centering ring 311 and the second centering ring 321 cooperate with the spherical surface of the table tennis ball to position the table tennis ball within the storage box 31.

[0025] A travel slot 104 is defined at the bottom of the column 1. A travel rod 319 is provided at the top of the storage box 31, which is slidably connected to the travel slot 104. A first elastic member 4 is a tension spring, with its two ends respectively disposed on the inner wall of the travel slot 104 and the end of the travel rod 319, thereby causing the storage box 31 to tend to approach the column 1. A guide structure 8 is disposed between the inner wall of the travel slot 104 and the travel rod 319. The guide structure 8 includes a guide slot 81 and a guide member 82 slidably connected to the guide slot 81. The guide slot 81 is defined in the travel rod 319, and the guide member 82 is disposed protrudingly from the inner wall of the travel slot 104. Alternatively, the guide slot 81 is defined in the inner wall of the travel slot 104, and the guide member 82 is disposed protrudingly from the travel rod 319. The guide structure 8 is used to limit the translation of the clamping member 3 relative to the column 1.

[0026] A rotating shaft 322 and a first fastener 323 are respectively provided on both sides of the inner wall of the storage cover 32, and a swivel structure 315 and a first fastener hole 312 are respectively provided on both sides of the inner wall of the opening of the storage box 31. The rotating shaft 322 is rotatably connected to the swivel structure 315, and the storage cover 32 rotates along the circumferential direction of the rotating shaft 322. The first fastener 323 is snap-connected to the first fastener hole 312. The user can operate the first fastener 323 to lock or unlock the storage cover 32 on the opening of the storage box 31, thereby opening or closing the storage cover 32 relative to the storage box 31. A sliding groove 313 is provided inside the storage box 31, and a mounting piece 314 is slidably connected in the sliding groove 313. The first end of the mounting piece 314 is fixedly connected to the swivel structure 315, and the second end of the mounting piece 314 is provided with a second snapping piece 316. The top surface of the storage box 31 is penetrated by a second snapping hole 317 connected to the sliding groove 313. The second snapping piece 316 is snap-connected to the second snapping hole 317, thereby facilitating the disassembly and assembly of the storage cover 32 on the storage box 31.

[0027] The user can place the table tennis ball body in the storage box 31 by opening the storage cover 32. The first centering ring 311 and the second centering ring 321 cooperate with the spherical surface of the table tennis ball body to position and store the table tennis ball body inside the storage box 31, ensuring that the table tennis ball body remains fixed in the storage box 31 and will not roll or shake at will due to external forces, thereby preventing the possibility of direct collision between the table tennis ball body and the inner wall of the storage box 31, thereby reducing the risk of damage to the table tennis ball body. The table tennis net telescopic rack positions and stores the table tennis ball body through the storage box 31 and the storage cover 32 of the clamping member 3, making it easy to carry together and improving the user experience.

[0028] The user pulls the clamping member 3 relative to the column 1, so that a clamping space 5 for clamping the edge of the table tennis table 10 is formed between the clamping member 3 and the bottom of the column 1, thereby adaptively fixing the table tennis net telescopic frame to the table tennis table 10. Conversely, the table tennis net telescopic frame can be removed from the table tennis table 10 for user convenience.

[0029] A clamping cover 318 is provided on the top of the storage box 31. The clamping cover 318 and the bottom cover body 14 are both made of flexible materials. Friction structures 7 are provided on the opposite sides of the clamping cover 318 and the bottom cover body 14. The friction structure 7 is a plurality of protrusions evenly distributed along the annular array, thereby enhancing the reliability of the clamping of the clamping member 3 and the column 1 to the edge of the table tennis table 10.

[0030] When playing table tennis using the telescopic table tennis net frame, if the telescopic table tennis net frame is hit, the first centering ring 311 and the second centering ring 321 can buffer the impact force to a certain extent, preventing the table tennis body from directly colliding with the inner wall of the storage box 31 and making noise, which would interfere with the user's table tennis playing.

[0031] Of course, the above are only typical examples of the present invention. In addition, the present invention may have many other specific implementation methods. Any technical solution formed by equivalent replacement or equivalent transformation falls within the scope of protection required by the present invention.

Claims

1. A table tennis net telescopic frame, characterized in that: The table tennis table comprises two oppositely arranged upright posts (1) and a flexible net (2) that can be rolled up and arranged between the two upright posts (1); a clamping member (3) is movably and retractably arranged at the bottom of the upright posts (1); a first elastic member (4) is arranged between the clamping member (3) and the upright posts (1); and under the action of the first elastic member (4), a clamping space (5) for clamping the edge of a table tennis table (10) is formed between the clamping member (3) and the bottom of the upright posts (1); The clamping member (3) comprises a storage box (31) with an opening facing downward, and a storage cover (32) arranged on the opening of the storage box (31); a first centering ring (311) and a second centering ring (321) arranged coaxially are respectively provided on opposite sides of the storage box (31) and the storage cover (32); the first centering ring (311) and the second centering ring (321) both cooperate with the spherical surface of the table tennis body, thereby positioning the table tennis body and storing it inside the storage box (31).

2. A table tennis net telescopic frame according to claim 1, characterized in that: A rotating shaft (322) and a first snap-fitting part (323) are respectively provided on both sides of the inner wall of the storage cover (32); a rotating seat structure (315) and a first snap-fitting hole (312) are respectively provided on both sides of the inner wall at the opening of the storage box (31); the rotating shaft (322) is rotatably connected to the rotating seat structure (315); the storage cover (32) rotates along the circumference of the rotating shaft (322); and the first snap-fitting part (323) is snap-fitted to the first snap-fitting hole (312).

3. A table tennis net telescopic frame according to claim 2, characterized in that: A sliding groove (313) is provided inside the storage box (31), and a mounting member (314) is slidably connected in the sliding groove (313). The first end of the mounting member (314) is fixedly connected to the swivel structure (315), and the second end of the mounting member (314) is provided with a second snap member (316). The top surface of the storage box (31) is penetrated by a second snap hole (317) connected to the sliding groove (313), and the second snap member (316) is snap-connected to the second snap hole (317).

4. A table tennis net telescopic frame according to claim 1, characterized in that: The column (1) is hollow inside and has a winding chamber (101). A winding shaft (102) is rotatably connected in the winding chamber (101). An output port (103) communicating with the winding chamber (101) is passed through the side wall of the column (1). The output port (103) is adapted to the flexible ball net (2). The side of the flexible ball net (2) is fixedly connected to the winding shaft (102). A reset component (6) is provided at the top of the column (1) or / and the bottom of the column (1). The reset component (6) comprises a docking shell (61) sleeved on the winding shaft (102) and a second elastic member (62) provided in the docking shell (61). The two ends of the second elastic member (62) are respectively provided on the inner wall of the docking shell (61) and on the end of the winding shaft (102), so that the winding shaft (102) has a tendency to rotate.

5. A table tennis net telescopic frame according to claim 4, characterized in that: The column (1) comprises a first shell (11) and a second shell (12) that are interlocked, and a top cover (13) and a bottom cover (14) for fixing the first shell (11) and the second shell (12); inner grooves (105) are provided on opposite sides of the first shell (11) and the second shell (12); the two inner grooves (105) cooperate to form the output port (103); the top of the first shell (11) cooperates with the top of the second shell (12) to form a column that is sleeved and fixed to the top cover (13); the bottom of the first shell (11) cooperates with the bottom of the second shell (12) to form a column that is sleeved and fixed to the bottom cover (14).

6. A table tennis net telescopic frame according to claim 5, characterized in that: A clamping cover (318) is provided on the top of the storage box (31), and friction structures (7) are provided on opposite sides of the clamping cover (318) and the bottom cover body (14).

7. The table tennis net telescopic frame according to claim 1, wherein: A travel groove (104) is provided at the bottom of the column (1), and a travel rod (319) is provided at the top of the storage box (31) and is slidably connected to the travel groove (104). The two ends of the first elastic member (4) are respectively arranged on the inner wall of the travel groove (104) and on the end of the travel rod (319), so that the storage box (31) has a tendency to approach the column (1).

8. A table tennis net telescopic frame according to claim 7, characterized in that: A guide structure (8) is provided between the inner wall of the travel groove (104) and the travel rod (319), and the guide structure (8) includes a guide groove (81) and a guide member (82) slidably connected to the guide groove (81); the guide groove (81) is provided on the travel rod (319), and the guide member (82) is provided on the inner wall of the travel groove (104) in a protruding manner; or, the guide groove (81) is provided on the inner wall of the travel groove (104), and the guide member (82) is provided on the travel rod (319) in a protruding manner.

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