CN111840945A

CN111840945A - Tennis net for tennis training

Info

Publication number: CN111840945A
Application number: CN202010766429.7A
Authority: CN
Inventors: 魏玉琴
Original assignee: Tianshui Normal University
Current assignee: Tianshui Normal University
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2020-10-30

Abstract

The invention discloses a tennis net for tennis training, and particularly relates to the field of sports equipment. The net mechanism is stored in the left stand column when not in use, so that the space is saved, and the cost for replacing the whole net mechanism is saved by facilitating the disassembly and replacement of the first net, the second net and the net assembly when damaged.

Description

Tennis net for tennis training

Technical Field

The embodiment of the invention relates to the field of sports equipment, in particular to a tennis net for tennis training.

Background

Tennis is a type of ball game that is commonly played between two single players or two pairs of players who hit tennis balls with a tennis racket across a net on a tennis court. In the sport field of tennis, a net is needed to separate the moving areas of two opposite arraying parties, meanwhile, balls which do not meet the requirement are intercepted, the net is supported by hack levers on two sides, and the hack levers are fixedly buried underground or connected by a counterweight.

Present tennis net is fixed in the place and formula structure as an organic whole, and the arrangement of taking in after the training is ended is not convenient for, occupies the place space to local wire side damage need be changed whole wire side, and the cost is higher.

Disclosure of Invention

Therefore, the tennis net for tennis training provided by the embodiment of the invention has the advantages that the net mechanism is stored in the left stand column when the tennis net is not used, the space is saved, the first net, the second net and the net component are convenient to detach and replace when damaged, the cost for replacing the whole net mechanism is saved, and the problems that the tennis net is fixed in the field and is of an integrated structure, the storage and the arrangement are inconvenient after the training is finished, the field space is occupied, the whole net surface needs to be replaced when the local net surface is damaged, and the cost is high in the prior art are solved.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: a tennis net for tennis training comprises a left stand column and a right stand column, wherein the left stand column is arranged on one side of the right stand column, a rotating rod is arranged inside the left stand column, two ends of the rotating rod are movably connected with the top end and the bottom end inside the left stand column respectively through bearings, a clockwork spring is sleeved on the outer sides of two ends of the rotating rod, one end of the clockwork spring is fixedly connected with the outer end of the rotating rod, the other end of the clockwork spring is fixedly connected with one side wall inside the left stand column, a net mechanism is arranged between the left stand column and the right stand column, supporting rods are fixedly arranged at the bottom ends of the left stand column and the right stand column respectively, a fixing mechanism is arranged at the bottom end of each supporting rod, two cleaning mechanisms are arranged on;

the net mechanism comprises a first net, a second net and a plurality of net components, wherein the first net is arranged on one side of a left stand column, one side of the first net extends into the inside of the left stand column, the second net is arranged on one side of the right stand column, one side of the second net extends into the inside of the right stand column, the net components are all arranged between the first net and the second net, the net components comprise a third net, one side of the third net is fixedly provided with a first vertical plate, one side of the first vertical plate is provided with a first slot, the other side of the third net is fixedly provided with a second vertical plate, one side of the second vertical plate is fixedly provided with a first plug block, the other side of the third net is fixedly provided with a first transverse plate, the first transverse plate is fixedly arranged on the top of the second vertical plate and the first plug block on the third net, two adjacent net components are inserted into the first slot, a first transverse plate on two adjacent third ball nets is fixedly arranged at the top end of the first vertical plate;

clearance mechanism includes well hollow plate, well hollow plate inside is equipped with the fly leaf, the fly leaf extends well hollow plate inner and fixed connecting plate that is equipped with, the fixed spring that is equipped with of fly leaf other end, the spring establish well hollow plate inside and with well hollow plate inner wall fixed connection, the fixed brush that is equipped with in connecting plate inner, well hollow plate is fixed to be established in left stand one side, the brush contacts with first net outer end.

Further, a plurality of first links are fixedly arranged at the outer end of the rotating rod, the first links are arranged between the two spring springs, a plurality of first safety hooks are fixedly arranged on one side of the first net, and the first safety hooks are buckled on the first links.

Furthermore, a plurality of second hanging rings are fixedly arranged on the inner wall of the right upright post, a plurality of second safety hooks are fixedly arranged on one side of the second net, and the second safety hooks are buckled on the second hanging rings.

Further, first net opposite side is fixed and is equipped with third riser and second diaphragm, third riser one side is fixed and is equipped with the second inserted block, the second inserted block is pegged graft inside the first slot of leftmost first riser.

Further, the second net opposite side is fixed and is equipped with the fourth riser, the second slot has been seted up to fourth riser one side, the rightmost side first inserted block is pegged graft inside the second slot, the second diaphragm is fixed to be established on leftmost first riser top, the rightmost side first diaphragm is fixed to be established on fourth riser top.

Further, first diaphragm and first riser, second diaphragm and leftmost first riser top and rightmost first diaphragm and fourth riser all pass through bolt fixed connection.

Further, fixed establishment includes the base, the base bottom mounting is equipped with three removal wheel, it is equipped with two threaded rods to run through on the base, the threaded rod passes through threaded connection with the base, the threaded rod is established in the removal wheel outside, the fixed bottom plate that is equipped with of threaded rod one end, the bottom plate is established and is equipped with a plurality of archs bottom base bottom and bottom mounting, the fixed turning handle that is equipped with in threaded rod other end, the turning handle is established at the base top.

Further, the base is fixedly arranged at the bottom end of the supporting rod, and the two threaded rods are respectively arranged on two sides of the supporting rod.

The embodiment of the invention has the following advantages:

1. the tennis net mechanism comprises a rotating rod, a spring, a rotating rod, a net mechanism, a first safety hook, a second safety hook, a first safety hook, a second safety hook, a rotating rod and a rotating rod, wherein the second safety hook is hung on the second safety hook;

2. according to the invention, the plurality of third nets are spliced, then the first net is spliced with the leftmost third net, and then the rightmost third net is spliced with the second net, so that the assembly of the net mechanism is realized, compared with the prior art, the first net, the second net and the net component are convenient to disassemble and replace when damaged, and the cost for replacing the whole net mechanism is saved;

3. according to the invention, when the net mechanism is retracted into the left upright post, the brush moves along the brush on the cleaning mechanism, so that the brush cleans impurities on the first net, the second net and the third net of the net mechanism.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is a schematic view of the overall structure provided by the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of the top view of the interior of the left upright provided by the present invention;

FIG. 4 is a perspective view of a net assembly provided by the present invention;

FIG. 5 is a schematic top view of a net assembly provided by the present invention;

FIG. 6 is a top view schematic of the assembly of two nets provided by the present invention;

FIG. 7 is an enlarged view of portion A of FIG. 2 according to the present invention;

in the figure: 1 left stand, 2 bull sticks, 3 clockwork spring, 4 right stands, 5 net mechanisms, 6 bracing pieces, 7 fixed establishment, 8 clearance mechanisms, 9 first net, 10 second net, 11 net subassembly, 12 third net, 13 first riser, 14 first slot, 15 second riser, 16 first inserted blocks, 17 first diaphragm, 18 hollow plate, 19 fly leaf, 20 springs, 21 connecting plates, 22 brush, 23 base, 24 threaded rod, 25 bottom plates, 26 removal wheel, 27 commentaries on classics handle.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3 and 7 of the specification, a tennis net for tennis training of this embodiment, includes a left post 1 and a right post 4, the left upright post 1 is arranged at one side of the right upright post 4, the rotating rod 2 is arranged inside the left upright post 1, two ends of the rotating rod 2 are respectively movably connected with the top end and the bottom end inside the left upright post 1 through bearings, the outer sides of the two ends of the rotating rod 2 are respectively sleeved with a clockwork spring 3, one end of the clockwork spring 3 is fixedly connected with the outer end of the rotating rod 2, the other end of the clockwork spring 3 is fixedly connected with one side wall inside the left upright post 1, a ball net mechanism 5 is arranged between the left upright post 1 and the right upright post 4, the bottom ends of the left upright post 1 and the right upright post 4 are both fixedly provided with a support rod 6, the bottom end of the support rod 6 is provided with a fixing mechanism 7, two cleaning mechanisms 8 are arranged on one side of the left upright post 1, and the two cleaning mechanisms 8 are respectively arranged on the front side and the rear side of the net mechanism 5;

ball net mechanism 5 includes first ball net 9, second ball net 10 and a plurality of ball net subassembly 11, first ball net 9 is established in 1 one side of left side stand, first ball net 9 one side is extended into 1 inside of left side stand, second ball net 10 is established in 4 one sides of right side stand, second ball net 10 one side is extended into 4 inside of right side stand, and is a plurality of ball net subassembly 11 all establishes between first ball net 9 and second ball net 10, ball net subassembly 11 includes third ball net 12, third ball net 12 one side is fixed and is equipped with first riser 13, first slot 14 has been seted up to first riser 13 one side, third ball net 12 opposite side is fixed and is equipped with second riser 15, second riser 15 one side is fixed and is equipped with first inserted block 16, third ball net 12 opposite side is fixed and is equipped with first diaphragm 17, first diaphragm 17 is fixed to be established at second riser 15 and first inserted block 16 top, the first plug blocks 16 on two adjacent third nets 12 are inserted into the first slot 14, and the first transverse plates 17 on two adjacent third nets 12 are fixedly arranged at the top ends of the first vertical plates 13.

Further, 2 outer ends of bull stick are fixed and are equipped with a plurality of first links, first link is established between two clockwork spring 3, the fixed a plurality of first safety hooks that are equipped with in first net 9 one side, first safety hook detains on first link, the dismouting of first net 9 of being convenient for through the detachable connection of first net 9 and bull stick 2.

Further, fixed a plurality of second links that are equipped with on the 4 inner walls of right side stand, the fixed a plurality of second safety hooks that are equipped with in second net 10 one side, second safety hook detains on the second link, the dismouting of second net 10 of being convenient for through the detachable connection of second net 10 and right side stand 4.

Further, fixed establishment 7 includes base 23, base 23 bottom mounting is equipped with three removal wheel 26, it is equipped with two threaded rods 24 to run through on the base 23, threaded rod 24 passes through threaded connection with base 23, threaded rod 24 is established in the removal wheel 26 outside, the fixed bottom plate 25 that is equipped with of threaded rod 24 one end, bottom plate 25 establishes and is equipped with a plurality of archs in base 23 bottom and bottom mounting, the fixed turning handle 27 that is equipped with in the other end of threaded rod 24, turning handle 27 establishes at base 23 top.

Further, the base 23 is fixedly arranged at the bottom end of the support rod 6, and the two threaded rods 24 are respectively arranged at two sides of the support rod 6.

The implementation scenario is specifically as follows: the rotating rod 2 is rotated to stretch the clockwork spring 3, then the second safety hook on the second net 10 of the net mechanism 5 is hooked on the second hanging ring of the right upright post 4, then the first safety hook on the first net 9 of the net mechanism 5 is hooked on the first hanging ring of the rotating rod 2 and loosened, at this time, the rotating rod 2 rotates under the elastic force of the clockwork spring 3, so that the net mechanism 5 is wound on the rotating rod 2 and is contained in the left upright post 1, when in use, the rotating handle 27 on the fixing mechanism 7 at the bottom of the left upright post 1 is rotated to drive the threaded rod 24 to rotate, as the threaded rod 24 is in threaded connection with the base 23, the threaded rod 24 moves downwards and drives the bottom plate 25 to move downwards to be in contact with the ground, the friction force between the base 23 and the ground is increased, the fixing of the base 23 is realized, then the right upright post 4 is moved by the moving wheel 26 on the fixing mechanism 7 at the bottom of the right upright post 4, so that the right, then rotate the handle 27 on the right pillar 4 bottom fixed establishment 7 and make bottom plate 25 fixed to right pillar 4 with the ground contact, net mechanism 5 is expanded this moment and can be carried out the tennis training, expand net mechanism 5 and train when using, accomodate net mechanism 5 in left pillar 1 when not using, practice thrift the space, this embodiment has specifically solved current net and has fixed in the place and formula structure as an organic whole among the prior art, be not convenient for accomodate the arrangement after the training finishes, occupation site space's problem.

Referring to the attached drawings 1-6 of the specification, a third vertical plate and a second transverse plate are fixedly arranged on the other side of the first net 9, a second inserting block is fixedly arranged on one side of the third vertical plate, and the second inserting block is inserted into a first slot 14 of a leftmost first vertical plate 13, so that the first net 9 and the leftmost third net 12 can be conveniently assembled.

Further, the fixed fourth riser that is equipped with of second net 10 opposite side, the second slot has been seted up to fourth riser one side, the rightmost side first inserted block 16 is pegged graft inside the second slot, the second diaphragm is fixed to be established on the first riser 13 top of leftmost side, the rightmost side first diaphragm 17 is fixed to be established on fourth riser top, is convenient for assemble of rightmost third net 12 and second net 10.

Further, first diaphragm 17 and first riser 13, second diaphragm and the first diaphragm 17 of leftmost side and fourth riser all pass through bolt fixed connection, and the dismouting of being convenient for is connected to the bolted connection.

The implementation scenario is specifically as follows: in practical use, the first insert 16 on the third net 12 is inserted into the first slot 14 of the adjacent first vertical plate 13 from top to bottom, then the first horizontal plate 17 is positioned on the top of the first vertical plate 13, the first horizontal plate 17 and the first vertical plate 13 are fixed by using bolts, the splicing of a plurality of third nets 12 is realized by the same way, then the second insert on the first net 9 is inserted into the first slot 14 of the leftmost third net 12 from top to bottom, then the second horizontal plate on the first net 9 is positioned on the top of the first vertical plate 13 of the leftmost third net 12, then the second horizontal plate and the first vertical plate 13 are fixed by using bolts, then the first insert 16 of the rightmost third net 12 is inserted into the second slot of the fourth vertical plate on the second net 10 from top to bottom, then the first horizontal plate 17 of the rightmost third net 12 is positioned on the top of the fourth vertical plate and is fixed by using bolts, thereby realize assembling of net mechanism 5 for convenient to detach changes when first net 9, second net 10 and net subassembly 11 damage, saved the cost of changing whole net mechanism 5, this embodiment has specifically solved among the prior art local wire side damage and need change the higher problem of cost to whole wire side.

Referring to the attached drawings 1-3 in the specification, the cleaning mechanism 8 comprises a hollow plate 18, a movable plate 19 is arranged inside the hollow plate 18, the movable plate 19 extends out of the inner end of the hollow plate 18 and is fixedly provided with a connecting plate 21, the other end of the movable plate 19 is fixedly provided with a spring 20, the spring 20 is arranged inside the hollow plate 18 and is fixedly connected with the inner wall of the hollow plate 18, the inner end of the connecting plate 21 is fixedly provided with a brush 22, the hollow plate 18 is fixedly arranged on one side of the left upright post 1, and the brush 22 is in contact with the outer end of the first net 9.

The implementation scenario is specifically as follows: when net mechanism 5 contracts into left stand 1, brush 22 along the last brush motion of clearance mechanism 8, brush 22 cleans first net 9 of net mechanism 5, impurity on second net 10 and the third net 12, prevent that impurity accumulation is difficult to the clearance in left stand 1, spring 20's elasticity acts on brush 22 through fly leaf 19 and connecting plate 21 simultaneously, make brush 22 all the time with first net 9, second net 10 and the contact of third net 12 outer end, guarantee the clearance effect.

Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a tennis net for tennis training, includes left stand (1) and right stand (4), establish in right stand (4) one side, its characterized in that left side stand (1): a rotating rod (2) is arranged inside the left upright post (1), two ends of the rotating rod (2) are respectively movably connected with the top end and the bottom end inside the left upright post (1) through bearings, the outer sides of the two ends of the rotating rod (2) are respectively sleeved with a clockwork spring (3), one end of the clockwork spring (3) is fixedly connected with the outer end of the rotating rod (2), the other end of the clockwork spring (3) is fixedly connected with one side wall inside the left upright post (1), a net mechanism (5) is arranged between the left upright post (1) and the right upright post (4), the bottom ends of the left upright post (1) and the right upright post (4) are both fixedly provided with a support rod (6), the bottom end of the supporting rod (6) is provided with a fixing mechanism (7), one side of the left upright post (1) is provided with two cleaning mechanisms (8), and the two cleaning mechanisms (8) are respectively arranged on the front side and the rear side of the net mechanism (5);

net mechanism (5) include first net (9), second net (10) and a plurality of net subassembly (11), establish in left side stand (1) one side first net (9), first net (9) one side extends into left side stand (1) inside, second net (10) are established in right side stand (4) one side, second net (10) one side extends into right side stand (4) inside, and is a plurality of net subassembly (11) are all established between first net (9) and second net (10), net subassembly (11) include third net (12), third net (12) one side is fixed and is equipped with first riser (13), first slot (14) have been seted up to first riser (13) one side, third net (12) opposite side is fixed and is equipped with second riser (15), second riser (15) one side is fixed and is equipped with first inserted block (16), a first transverse plate (17) is fixedly arranged on the other side of each third net (12), each first transverse plate (17) is fixedly arranged at the tops of a second vertical plate (15) and a first inserting block (16), the first inserting blocks (16) on two adjacent third nets (12) are inserted into the first inserting grooves (14), and the first transverse plates (17) on two adjacent third nets (12) are fixedly arranged at the top ends of the first vertical plates (13);

clearance mechanism (8) are including well hollow plate (18), well hollow plate (18) inside is equipped with fly leaf (19), fly leaf (19) extend well hollow plate (18) inner and fixed connecting plate (21) of being equipped with, fly leaf (19) other end is fixed and is equipped with spring (20), spring (20) are established in well hollow plate (18) inside and with well hollow plate (18) inner wall fixed connection, connecting plate (21) inner is fixed and is equipped with brush (22), well hollow plate (18) are fixed to be established in left stand (1) one side, brush (22) contact with first net (9) outer end.

2. A tennis net for tennis training as described in claim 1, wherein: the fixed a plurality of first links that are equipped with of bull stick (2) outer end, first link is established between two clockwork spring (3), first net (9) one side is fixed to be equipped with a plurality of first safety hooks, first safety hook detains on first link.

3. A tennis net for tennis training as described in claim 1, wherein: a plurality of second hanging rings are fixedly arranged on the inner wall of the right upright post (4), a plurality of second safety hooks are fixedly arranged on one side of the second net (10), and the second safety hooks are buckled on the second hanging rings.

4. A tennis net for tennis training as described in claim 1, wherein: first net (9) opposite side is fixed and is equipped with third riser and second diaphragm, third riser one side is fixed and is equipped with the second inserted block, the second inserted block is pegged graft inside first slot (14) of leftmost first riser (13).

5. A tennis net for tennis training as described in claim 4, wherein: second net (10) opposite side is fixed and is equipped with the fourth riser, the second slot has been seted up to fourth riser one side, the rightmost side first inserted block (16) are pegged graft inside the second slot, the second diaphragm is fixed to be established on leftmost first riser (13) top, rightmost side first diaphragm (17) are fixed to be established on fourth riser top.

6. A tennis net for tennis training as described in claim 5, wherein: first diaphragm (17) and first riser (13), second diaphragm and leftmost first riser (13) top and rightmost first diaphragm (17) and fourth riser all pass through bolt fixed connection.

7. A tennis net for tennis training as described in claim 1, wherein: fixed establishment (7) include base (23), base (23) bottom mounting is equipped with three removal wheel (26), run through on base (23) and be equipped with two threaded rod (24), threaded rod (24) pass through threaded connection with base (23), establish in removal wheel (26) the outside threaded rod (24), threaded rod (24) one end is fixed and is equipped with bottom plate (25), bottom plate (25) are established and are equipped with a plurality of archs in base (23) bottom and bottom mounting, threaded rod (24) other end is fixed and is equipped with turning handle (27), turning handle (27) are established at base (23) top.

8. A tennis net for tennis training as described in claim 5, wherein: the base (23) is fixedly arranged at the bottom end of the support rod (6), and the two threaded rods (24) are respectively arranged at two sides of the support rod (6).