CN213527379U

CN213527379U - A tennis block fixing device

Info

Publication number: CN213527379U
Application number: CN202022647677.8U
Authority: CN
Inventors: 曾健森
Original assignee: Yunnan University YNU
Current assignee: Yunnan University YNU
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-06-25
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a tennis net blocking fixing device, comprising two bases, two hollow rods, a blocking net and two counterweight blocks. The blocking nets are fixedly connected to the two hollow rods together, and the upper ends of the two bases are Both are fixedly connected with vertical rods, and the two hollow rods are respectively sleeved on the two vertical rods and are slidably connected with them. The upper ends of the two bases are provided with placing mechanisms, and the two counterweight blocks are respectively placed on the two vertical rods. In the two placing mechanisms, the two bases are provided with a pushing mechanism extending into the placing mechanism and abutting against the bottom of the counterweight, and the two vertical rods are provided with bottoms that are respectively connected to the two hollow rods. Counterbalanced fixing mechanism. The utility model has a reasonable structure design, which can not only stably fix the blocking net, avoid shaking or toppling during use, and ensure its safety, but also can adjust the height of the blocking net to meet different use requirements.

Description

Tennis block fixing device

Technical Field

The utility model relates to a sport equipment technical field especially relates to a tennis block fixing device.

Background

Tennis is one of ball sports projects, and the use is usually used in cooperation with a blocking net, at present, when carrying out tennis, the blocking net is poor in stability, easy to shake or topple over, potential safety hazards exist, the blocking net is mostly fixed in height and cannot meet different use requirements, and therefore a tennis blocking net fixing device is designed for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art block stability relatively poor, take place easily to rock or empty the phenomenon, have the potential safety hazard, and the block is fixed height mostly, can not satisfy different user demands problems, and a tennis block fixing device that provides, it not only can be firm fixed with the block, avoids it to take place to rock or empty the phenomenon at the in-process that uses, ensures its security, can highly adjust the block moreover, satisfies different user demands.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a tennis block fixing device, includes two bases, two hollow poles, block, two balancing weights, the common fixed connection of block is on two hollow poles, two the equal fixedly connected with montant in upper end of base, two hollow pole overlaps respectively to be established on two montants and rather than sliding connection, two the upper end of base all is equipped with placement machine structure, two the balancing weight is placed respectively in two placement machine structure, two all be equipped with on the base and extend to in the placement machine structure and with the pushing mechanism of the bottom counterbalance of balancing weight, two all be equipped with the fixed establishment that offsets with the bottom of two hollow poles respectively on the montant.

Preferably, the placing mechanism comprises a placing groove formed in the upper end of the base, the balancing weight is placed in the placing groove, and the upper end of the base is symmetrically and rotatably connected with two baffles extending to the upper side of the placing groove.

Preferably, pushing mechanism is including seting up on the base and with the direction spout of standing groove intercommunication each other, sliding connection has the direction slider rather than the inside wall counterbalance in the direction spout, the upper end slope of direction slider sets up and offsets with the bottom of balancing weight, the annular spout has been seted up on the base, sliding connection has two connecting blocks, two in the annular spout the common fixedly connected with threaded rod of the relative lateral wall of connecting block, the threaded rod runs through the direction slider and rather than threaded connection, the threaded rod runs through the lateral wall of direction spout and extends to the outside of base, the lateral wall fixedly connected with of threaded rod rotates the handle.

Preferably, fixed establishment is including seting up the spacing spout on the montant lateral wall, a plurality of draw-in grooves have been seted up to the equidistant inside wall of spacing spout, sliding connection has the U template that offsets with the bottom of hollow pole in the spacing spout, sliding connection has the fixed block that extends to rather than relative draw-in groove in the U template, be connected with a plurality of springs between the inside wall of fixed block and U template, the lateral wall fixedly connected with connecting rod of fixed block, the connecting rod runs through the lateral wall of U template and extends to its outside, the lateral wall fixedly connected with of U template draws the piece.

Preferably, the bottom of the base is fixedly connected with a rubber non-slip mat.

Preferably, the spring is a resilient spring.

Compared with the prior art, the utility model, its beneficial effect does:

1. through standing groove, balancing weight, baffle, direction spout, direction slider, annular spout, connecting block, threaded rod, rotation handle, rubber slipmat's setting, can stabilize the fixing with the block, avoid its in-process emergence of using to rock or empty the phenomenon, ensure its security.

2. Through the setting of spacing spout, draw-in groove, U template, fixed block, spring, connecting rod, draw the piece, can adjust the height of block, satisfy different user demands.

To sum up, the utility model has the advantages of reasonable design, not only can stabilize the block fixed, avoid its in-process emergence of using to rock or empty the phenomenon, ensure its security, can highly adjust the block moreover, satisfy different user demands.

Drawings

Fig. 1 is a schematic structural view of a tennis block fixing device according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 2;

fig. 4 is an enlarged view of the structure at C in fig. 1.

In the figure: the device comprises a base 1, a vertical rod 2, a hollow rod 3, a blocking net 4, a placing groove 5, a balancing weight 6, a baffle 7, a guide sliding groove 8, a guide sliding block 9, an annular sliding groove 10, a connecting block 11, a threaded rod 12, a rotating handle 13, a rubber non-slip mat 14, a limiting sliding groove 15, a clamping groove 16, a U-shaped plate 17, a fixing block 18, a spring 19, a connecting rod 20 and a pulling block 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a tennis blocking net fixing device comprises two bases 1, two hollow rods 3, a blocking net 4 and two balancing weights 6, wherein the bottom of the base 1 is fixedly connected with a rubber anti-slip mat 14, it is noted that the rubber anti-slip mat 14 can increase the friction force between the base 1 and the ground, and further can increase the stability of the base 1, the blocking net 4 is fixedly connected to the two hollow rods 3 together, the upper ends of the two bases 1 are fixedly connected with vertical rods 2, the two hollow rods 3 are respectively sleeved on the two vertical rods 2 and are in sliding connection with the vertical rods, the upper ends of the two bases 1 are respectively provided with a placing mechanism, the two balancing weights 6 are respectively placed in the two placing mechanisms, the placing mechanisms comprise placing grooves 5 formed in the upper ends of the bases 1, the balancing weights 6 are placed in the placing grooves 5, the upper ends of the bases 1 are symmetrically and rotatably connected with two baffle plates 7 extending to the, it should be noted that the weight of the base 1 can be increased by placing the counter weight 6 in the placing groove 5, so that the stability of the base 1 can be increased, and the setting of the baffle 7 can prevent the counter weight 6 from falling off, so that the safety of the counter weight is guaranteed;

the two bases 1 are respectively provided with a pushing mechanism which extends into the placing mechanism and is abutted against the bottom of the balancing weight 6, the pushing mechanism comprises a guide sliding groove 8 which is arranged on the base 1 and is mutually communicated with the placing groove 5, a guide sliding block 9 which is abutted against the inner side wall of the guide sliding groove 8 is connected in a sliding manner, the upper end of the guide sliding block 9 is obliquely arranged and is abutted against the bottom of the balancing weight 6, it is noted that the bottom of the balancing weight 6 is obliquely arranged and is matched with the inclination angle of the guide sliding block 9, the base 1 is provided with an annular sliding groove 10, the annular sliding groove 10 is connected with two connecting blocks 11 in a sliding manner, the side walls opposite to the two connecting blocks 11 are jointly and fixedly connected with a threaded rod 12, the threaded rod 12 penetrates through the guide sliding block 9 and is connected with the thread thereof, the threaded rod 12 penetrates through the side wall of the, it should be noted that the guide slide block 9 can only horizontally slide in the guide chute 8, and the annular chute 10 and the connecting block 11 can guide the threaded rod 12 to rotate;

the two vertical rods 2 are respectively provided with a fixing mechanism which respectively offsets the bottoms of the two hollow rods 3, the fixing mechanism comprises a limiting sliding groove 15 arranged on the side wall of each vertical rod 2, the inner side wall of each limiting sliding groove 15 is provided with a plurality of clamping grooves 16 at equal intervals, a U-shaped plate 17 offsetting the bottom of each hollow rod 3 is connected in each limiting sliding groove 15 in a sliding manner, a fixed block 18 extending into the corresponding clamping groove 16 is connected in each U-shaped plate 17 in a sliding manner, a plurality of springs 19 are connected between the fixed block 18 and the inner side wall of each U-shaped plate 17, each spring 19 is an elastic spring, it is noted that in a natural state, each spring 19 can push each fixed block 18 into the corresponding clamping groove 16 to fix the U-shaped plate 17, the height of each hollow rod 3 and the barrier net 4 can be further fixed, different use requirements are met, the side wall of each fixed block 18 is fixedly connected with a connecting rod 20, each connecting, the lateral wall fixedly connected with of U template 17 draws piece 21, and it should be noted that, draws piece 21 to the pulling, can make fixed block 18 slide to U template 17 in, and then can adjust the height of air rail 3, block 4.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

in the utility model, when the blocking net 4 needs to be used, the baffle 7 is rotated, the balancing weight 6 is placed in the placing groove 5 and is propped against the upper ends of the two guide sliders 9, the baffle 7 is rotated to be opposite to the placing groove 5, the dropping or moving-out of the balancing weight 6 is avoided, the safety of the balancing weight is guaranteed, the weight of the base 1 can be increased by the balancing weight 6, the stability of the base 1 can be further increased, the friction force between the base 1 and the ground can be increased by the arrangement of the rubber anti-skid pad 14, and the stability of the base 1 can be further increased;

when the height of the barrier net 4 needs to be adjusted to meet different use requirements, the pulling block 21 is pulled outwards to enable the fixing block 18 to slide into the U-shaped plate 17, the U-shaped plate 17 slides up and down according to the use requirements to adjust the height of the barrier net 4, after the adjustment is finished, the pulling block 21 is loosened, under the elastic force action of the spring 19, the fixing block 18 slides into the clamping groove 16 opposite to the fixing block 18 to fix the U-shaped plate 17, and then the height of the barrier net 4 is adjusted;

after 4 uses of block net, rotate baffle 7, make standing groove 5 open, rotate and rotate handle 13 and make threaded rod 12 rotate, under its meshing effect, guide block 9 slides and promotes balancing weight 6 rebound in to standing groove 5, is convenient for take out balancing weight 6, and then portable, and balancing weight 6 takes out the back, and the contrarotation rotates handle 13 and makes guide block 9 reset.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a tennis block fixing device, includes two bases (1), two hollow rod (3), block (4), two balancing weights (6), a serial communication port, block (4) common fixed connection is on two hollow rod (3), two the equal fixedly connected with montant (2) in upper end of base (1), two hollow rod (3) overlap respectively and establish on two montants (2) and rather than sliding connection, two the upper end of base (1) all is equipped with placement mechanism, two balancing weight (6) are placed respectively in two placement mechanism, two all be equipped with on base (1) and extend to in the placement mechanism and with the pushing mechanism that the bottom of balancing weight (6) offsets, two all be equipped with the fixed establishment that offsets with the bottom of two hollow rod (3) respectively on montant (2).

2. A tennis block fixing device as claimed in claim 1, wherein the placing mechanism comprises a placing groove (5) formed at the upper end of the base (1), the weight block (6) is placed in the placing groove (5), and two baffles (7) extending above the placing groove (5) are symmetrically and rotatably connected to the upper end of the base (1).

3. The tennis block fixing device according to claim 2, wherein the pushing mechanism comprises a guide chute (8) which is formed on the base (1) and is communicated with the placement groove (5), a guide slider (9) which is abutted against the inner side wall of the guide chute (8) is slidably connected in the guide chute (8), the upper end of the guide slider (9) is obliquely arranged and is abutted against the bottom of the counterweight block (6), an annular chute (10) is formed on the base (1), two connecting blocks (11) are slidably connected in the annular chute (10), a threaded rod (12) is fixedly connected to the opposite side walls of the two connecting blocks (11) together, the threaded rod (12) penetrates through the guide slider (9) and is in threaded connection with the guide slider (9), and the threaded rod (12) penetrates through the side walls of the guide chute (8) and extends to the outer side of the base (1), the side wall of the threaded rod (12) is fixedly connected with a rotating handle (13).

4. A tennis block net fixture as claimed in claim 1, wherein the fixture comprises a limiting runner (15) formed in the side wall of the vertical post (2), a plurality of clamping grooves (16) are arranged on the inner side wall of the limiting sliding groove (15) at equal intervals, the limiting sliding groove (15) is internally and slidably connected with a U-shaped plate (17) which is propped against the bottom of the hollow rod (3), the U-shaped plate (17) is internally and slidably connected with a fixed block (18) which extends into the clamping groove (16) opposite to the U-shaped plate, a plurality of springs (19) are connected between the fixed block (18) and the inner side wall of the U-shaped plate (17), the lateral wall fixedly connected with connecting rod (20) of fixed block (18), connecting rod (20) run through the lateral wall of U template (17) and extend to its outside, the lateral wall fixedly connected with of U template (17) draws piece (21).

5. A tennis net barrier fixing device as claimed in claim 1, wherein a rubber mat (14) is fixedly attached to the bottom of the base (1).

6. A tennis net holding device according to claim 4, wherein the springs (19) are resilient springs.