CN214436386U

CN214436386U - Full-automatic tennis training accompanying device

Info

Publication number: CN214436386U
Application number: CN202120313842.8U
Authority: CN
Inventors: 罗川方
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-10-22
Anticipated expiration: 2031-02-04

Abstract

The utility model relates to a full-automatic tennis training mate equipment technical field. The utility model discloses a portable full-automatic tennis training accompanying device, including the device of serving, the device back of serving is provided with first telescopic link, be provided with first spring hole on the first telescopic link, first spring hole internally mounted has first L type kelly, first L type kelly lower part fixed mounting has first spring, first spring fixed mounting be in first spring is downthehole, first L type kelly runs through the upper end of first telescopic link and with first rotatory piece looks joint, first rotatory piece is cylindric, the circular round hole of having arranged in first rotatory piece cylinder side, first rotatory piece fixed connection is in the third pivot, the utility model discloses simple structure, the operation of being convenient for, convenient to carry does benefit to the popularization.

Description

Full-automatic tennis training accompanying device

Technical Field

The utility model relates to a full-automatic tennis training mate equipment technical field, more specifically relates to a full-automatic tennis training mate device.

Background

With the social and economic exhibition, people's life is continuously improved, tennis activities are increasingly increased, although the tennis serving device and the tennis sail are available on the market at present, the tennis serving device and the tennis sail are single in function, lack of flexibility and poor in comprehensiveness, and the tennis serving device and the tennis sail are inconvenient to carry, cannot be folded, occupy a large space and are difficult to achieve a better accompanying and practicing effect.

SUMMERY OF THE UTILITY MODEL

The utility model provides a full-automatic tennis training accompanying device aims at solving and can not wholly carry and can not fold at present tennis sail and service device, and occupation space is great, can not reach the problem of training accompanying effect of preferred.

In order to achieve the above object, the utility model provides a full-automatic tennis training device, which comprises a ball serving device, wherein a first telescopic rod is arranged at the back of the ball serving device, a first spring hole is arranged on the first telescopic rod, a first L-shaped clamping rod is arranged in the first spring hole, a first spring is fixedly arranged at the lower part of the first L-shaped clamping rod, the first spring is fixedly arranged in the first spring hole, the first L-shaped clamping rod penetrates through the upper end part of the first telescopic rod and is clamped with a first rotating block, the first rotating block is cylindrical, round holes are circularly arranged at the side surface of the cylinder of the first rotating block, the first rotating block is fixedly connected on a third rotating shaft, the third rotating shaft penetrates through the first rotating block and the first supporting block, the number of the first supporting block is two, the first supporting block is fixedly arranged on the upper end surface of the first telescopic rod, first U-shaped connecting pieces are fixedly installed on two end faces of the third rotating shaft, a first supporting rod and a second supporting rod are rotatably installed inside the first U-shaped connecting pieces on the left side and the right side, the first supporting rod and the second supporting rod are respectively and fixedly connected onto the first rotating shaft, the first rotating shaft penetrates through the first U-shaped connecting pieces and the first supporting rod and the second supporting rod, a first fixing portion is installed at the outer end portion of the first supporting rod, a tennis sail is installed on the first fixing portion, a transition rod is fixedly installed above the cylindrical side face of the first rotating block, the upper end of the transition rod is of a concave portion structure, a second telescopic rod is rotatably installed in the concave portion of the transition rod, a supporting column is fixedly installed on the top of the second telescopic rod, second supporting blocks are fixedly installed on the upper surface of the supporting column, the number of the second supporting blocks is two, and a second rotating block is rotatably installed between the second supporting blocks, and a rotating shaft is rotatably arranged on the second supporting block, penetrates through the second rotating block and is fixedly connected with the second rotating block, and second U-shaped connecting pieces are fixedly connected to two end faces of the rotating shaft.

According to the full-automatic tennis training accompanying device provided by the technical scheme of the utility model, the tennis canvas can be adjusted to a proper height by installing the first telescopic rod on the back of the serving device; the size of the tennis sail can be adjusted by arranging the second telescopic rod; the tennis sail is rotated by the first rotating block arranged at the top of the first L-shaped clamping rod, so that tennis balls can be intercepted from multiple angles and multiple directions; after the tennis sail is used, the four support rods positioned above and below the tennis sail can be folded through the arranged bolts, so that the purpose of saving space by folding the tennis sail is achieved, and the tennis sail is more convenient to carry and convenient to popularize and use due to the combination of the tennis sail and the service device.

Additionally, the utility model discloses the full-automatic tennis training mate device that above-mentioned technical scheme provided still has following technical characteristic:

as an optimized scheme of the utility model, the inside rotation of second U type connecting piece is connected with third branch, third branch end fixed mounting has the second pivot, the second pivot runs through second U type connecting piece with third branch, third fixed part is installed to third branch side reason third branch symmetric position installs fourth branch, fourth branch side reason installs the fourth fixed part the third fixed part install the tennis sail on the fourth fixed part.

As another preferred scheme of the utility model, the second spring hole has been seted up on the support column, the inside fixed mounting in second spring hole has the second spring, second spring upper portion fixed mounting has second L type kelly, the upper end of second L type kelly runs through the upper end of support column.

As another preferable embodiment of the present invention, the first telescopic rod and the lower end of the ball dispenser are slidably connected to each other by a stabilizer bar.

As another preferable scheme of the utility model, fixedly connected with arc is protruding on the first U type connecting piece, arc protruding threaded connection has the bolt, the bolt runs through there is arc protruding.

As another preferred scheme of the utility model, the transition pole upper end is provided with two slide openings, slide opening slidable mounting has the chucking knob, the chucking knob runs through the big rectangular block of second telescopic link lower extreme, big rectangular block bottom fixedly connected with little rectangular block, be provided with the draw-in groove on the bottom surface of the concave part structure of transition pole, the draw-in groove is located the below of little rectangular block.

As another preferable embodiment of the present invention, a second strut is installed at the symmetrical position of the first strut, a second fixing portion is installed at the side edge of the second strut, and a tennis sail is installed on the second fixing portion.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses a first U type connecting piece that sets up, second U type connecting piece, four fixed parts, first spring, the second spring, the kelly, stabilizer bar and chucking knob, can open four branch rotations when using, freely adjust the support size according to actual conditions, thereby adapt to the not tennis sail of equidimension, four fixed parts are located the tennis sail and can better fix all around, and is convenient for use, first spring and second spring can reach spacing fixed effect, pull out the stabilizer bar at the device lower extreme of serving, prevent that the tennis sail from taking place to overturn when the interception tennis, the stable rate of this device has effectively been improved, this device can fold when not using, space occupancy has been reduced, make this device more portable.

Drawings

Fig. 1 is a first view angle schematic diagram of the full-automatic tennis training accompanying device of the present invention;

fig. 2 is a second view angle schematic diagram of the full-automatic tennis training accompanying device of the present invention;

fig. 3 is a third view angle schematic diagram of the full-automatic tennis training accompanying device of the present invention;

FIG. 4 is a fourth perspective view of the fully automatic tennis training aid of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of a part a of the full-automatic tennis training aid of fig. 1 according to the present invention;

fig. 6 is an enlarged schematic view of a part B of the full-automatic tennis training aid of fig. 1 according to the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 6 is:

the tennis ball device comprises a pitching device 1, a first telescopic rod 2, a first spring hole 201, a first L-shaped clamping rod 202, a first spring 203, a tennis sail 3, a first fixing part 301, a second fixing part 302, a third fixing part 303, a fourth fixing part 304, a second telescopic rod 4, a large rectangular block 401, a supporting column 5, a second spring hole 501, a second L-shaped clamping rod 502, a second spring 503, a supporting rod 6, a first supporting rod 601, a second supporting rod 602, a third supporting rod 603, a fourth supporting rod 604, a second U-shaped connecting piece 7, a first rotating shaft 8, a first supporting block 9, a third rotating shaft 901, a first rotating block 10, a stabilizing rod 11, a first U-shaped connecting piece 12, a bolt 1201, an arc-shaped protrusion 1202, a circular hole 13, a transition rod 14, a clamping groove 1401, a sliding hole 1402, a clamping knob 1403, a second rotating shaft 15, a second rotating block 16 and a second supporting block 17.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

An embodiment of the present invention is described below with reference to fig. 1 to 6.

As shown in fig. 1 and fig. 6, a full-automatic tennis training device comprises a tennis serving device 1, a first telescopic rod 2 is arranged at the back of the tennis serving device 1, a first spring hole 201 is arranged on the first telescopic rod 2, a first L-shaped clamping rod 202 is arranged in the first spring hole 201, a first spring 203 is fixedly arranged at the lower part of the first L-shaped clamping rod 202, a limiting effect can be achieved through the first spring 203, the first spring 203 is fixedly arranged in the first spring hole 201, the first L-shaped clamping rod 202 penetrates through the upper end part of the first telescopic rod 2 and is clamped with a first rotating block 10, the first rotating block 10 is cylindrical, circular round holes 13 are circularly arranged on the cylindrical side surface of the first rotating block 10, the upper end part of the first L-shaped clamping rod 202 is clamped into the round holes 13, so as to limit the angle of the first rotating block 10, so as to enable the tennis sail to achieve multi-directional rotation, the use is more convenient, the first rotating block 10 is fixedly connected to a third rotating shaft 901, third pivot 901 runs through first rotatory piece 10, first supporting block 9, and first supporting block 9 has two, and first supporting block 9 fixed mounting has first U type connecting piece 12 on the up end of first telescopic link 2 on the both ends face of third pivot 901, controls first branch 601, second branch 602 are installed to first U type connecting piece 12 internal rotation, and branch 6 includes: a first support rod 601, a second support rod 602, a third support rod 603 and a third support rod 603, wherein the first support rod 601 and the second support rod 602 are respectively fixedly connected to a first rotating shaft 8, the first rotating shaft 8 penetrates through the first U-shaped connecting member 12, the first support rod 601 and the second support rod 602, a first fixing portion 301 is installed at the outer end portion of the first support rod 601, a tennis sail 3 is installed on the first fixing portion 301, a transition rod 14 is fixedly installed above the cylindrical side surface of the first rotating block 10, the upper end of the transition rod 14 is of a concave portion structure, a second telescopic rod 4 is rotatably installed in the concave portion of the transition rod 14, a support column 5 is fixedly installed on the top portion of the second telescopic rod 4, two second support blocks 17 are fixedly installed on the upper surface of the support column 5, a second rotating block 16 is rotatably installed between the two second support blocks 17, a rotating shaft is rotatably installed on the second support blocks 17, the rotating shaft penetrates through the second rotating block 16 and is fixedly connected with the second rotating block 16, fixedly connected with second U type connecting piece 7 on the both ends face of pivot, the space has effectively been saved on the whole to the combination of service device and tennis sail, and convenient to carry, convenient to use and popularization, the utility model discloses tennis sail and service device are current device on the market.

As shown in fig. 6, a third support rod 603 is rotatably connected inside the second U-shaped connecting member 7, a second rotating shaft 15 is fixedly mounted at the third support rod 603, the second rotating shaft 15 penetrates through the second U-shaped connecting member 7 and the third support rod 603, a third fixing portion 303 is mounted at a side edge of the third support rod 603, a fourth support rod 604 is mounted at a symmetrical position of the third support rod 603, a fourth fixing portion 304 is mounted at a side edge of the fourth support rod 604, the tennis sail 3 is mounted on the third fixing portion 303 and the fourth fixing portion 304, and the third support rod 603 and the fourth support rod 604 can be conveniently folded by rotation of the second U-shaped connecting member 7, so that space is saved.

As shown in fig. 2, the stabilizer bar 11 is slidably connected inside the lower ends of the first telescopic rod 2 and the ball serving device 1, and the contact surfaces of the stabilizer bar 11, the first telescopic rod 2 and the ball serving device 1 are provided with anti-slip patterns to increase the stability of the stabilizer bar 11, the first telescopic rod 2 and the ball serving device 1, and the stabilizer bar 11 can effectively prevent the tennis ball impact force from causing the device to fall over.

As shown in fig. 5, an arc-shaped protrusion 1202 is fixedly connected to the first U-shaped connecting member 12, a bolt 1201 is threadedly connected to the arc-shaped protrusion 1202, the bolt 1201 penetrates through the arc-shaped protrusion 1202, the first strut 601 and the second strut 602 can be ensured to be fixed in position by using the bolt 1201, and the operation is simple.

As shown in fig. 5, two sliding holes 1402 are provided at the upper end of the transition rod 14, a clamping knob 1403 is slidably installed in the sliding holes 1402, the clamping knob 1403 penetrates through the large rectangular block 401 at the lower end of the second telescopic rod 4, a small rectangular block is fixedly connected to the bottom of the large rectangular block 401, a clamping groove 1401 is provided on the bottom surface of the concave structure of the transition rod 14, the clamping groove 1401 is located below the small rectangular block, when the small rectangular block is inserted into the clamping groove 1401, the large rectangular block 401 can be stably fixed, so that the second telescopic rod 4 cannot shake, and the second telescopic rod 4 and the first telescopic rod 2 are both electric telescopic rods.

As shown in fig. 1, a second rod 602 is installed at a symmetrical position of the first rod 601, a second fixing portion 302 is installed at a side edge of the second rod 602, a tennis sail 3 is installed on the second fixing portion 302, and the first fixing portion and the second fixing portion can fix tennis meal more.

The using method comprises the following steps:

when the tennis racket is used, the utility model is connected with an external power supply, a user can manually pull out the stabilizer bar 11, then move the first L-shaped clamping bar 202 downwards to separate the first L-shaped clamping bar 202 from the circular hole 13 of the first rotating block 10, rotate the second telescopic rod 4 to be in an upright state with the first telescopic rod 2, clamp the first L-shaped clamping bar 202 into the circular hole 13 again, open the 4 support rods to be in a horizontal state to drive the tennis sail 3 to be unfolded, screw down the bolt 1201 to fix the lower part of the tennis sail 3, adjust the second telescopic rod 4 to enable the tennis sail 3 to be in a proper size and height position, press the second L-shaped clamping bar 502 and rotate the second rotating block 16, when the opening position of the second U-shaped connecting piece 7 is upward, clamp the second L-shaped clamping bar 502 to the second rotating block 16 to enable the tennis sail to be completely unfolded, and then adjust the first telescopic rod 2 to be in a proper position, then, the first L-shaped clamping rod 202 is pressed and the first rotating block 10 is rotated to adjust the tennis sail 3 to be fixed at a proper angle in a rotating mode, the clamping knob 1403 is rotated to enable the small rectangular block to be inserted into the clamping groove 1401, the clamping knob 1403 is screwed down to fix the position of the large rectangular block 401, and therefore the second telescopic rod 4 and the transition rod 14 are located on the same straight line and fixed to each other; after the use, adjust the second telescopic link 4 after the rotatory chucking knob 1403 until the small rectangular block of the 4 lower extreme of second telescopic link slips out the draw-in groove 1401 completely, then it is perpendicular mutually to rotate second telescopic link 4 and transition pole 14, then through moving first L type kelly 202 so that can rotate first rotatory piece 10 makes the second telescopic link 4, first telescopic link 2 is in parallel and vertical state, adjust first telescopic link 2 to minimum condition, not hard up bolt 1201 and two rotatory first U type connecting pieces 12 openings are downward, fold down first branch 601, second branch 602, two rotatory second U type connecting pieces 7 openings are downward in the same reason, fold down third branch 603, fourth branch 604, folding completion. The stabilizer bar 11 is manually collected into the lower end of the ball serving device, so that the space occupancy rate of the device can be reduced, and the device is convenient to carry and place.

In the present invention, the terms "mounting", "connecting", "fixing" and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. The terms "upper surface", "lower surface", "front", "rear", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a full-automatic tennis training mate device which characterized in that: including serving ball device (1), serving ball device (1) back is provided with first telescopic link (2), be provided with first spring hole (201) on first telescopic link (2), first spring hole (201) internally mounted has first L type kelly (202), first L type kelly (202) lower part fixed mounting has first spring (203), first spring (203) fixed mounting be in first spring hole (201), first L type kelly (202) run through the upper end of first telescopic link (2) and with first rotatory piece (10) looks joint, first rotatory piece (10) are cylindric, the circular round hole (13) of having arranged in first rotatory piece (10) cylinder side, first rotatory piece (10) fixed connection is on third pivot (901), third pivot (901) run through first rotatory piece (10), The tennis ball fixing device comprises two first supporting blocks (9), the first supporting blocks (9) are fixedly installed on the upper end face of a first telescopic rod (2), first U-shaped connecting pieces (12) are fixedly installed on two end faces of a third rotating shaft (901), a first supporting rod (601) and a second supporting rod (602) are rotatably installed inside the first U-shaped connecting pieces (12) on the left and right sides, the first supporting rod (601) and the second supporting rod (602) are fixedly connected to a first rotating shaft (8) respectively, the first rotating shaft (8) penetrates through the first U-shaped connecting pieces (12), the first supporting rod (601) and the second supporting rod (602), a first fixing portion (301) is installed at the outer end portion of the first supporting rod (601), a tennis sail (3) is installed on the first fixing portion (301), and a transition rod (14) is fixedly installed above the side face of a cylinder of the first rotating block (10), the transition rod (14) upper end is the concave part structure transition rod (14) concave part internal rotation is installed second telescopic link (4), fixed mounting has support column (5) on second telescopic link (4) top, fixed surface installs second supporting shoe (17) on support column (5), second supporting shoe (17) have two rotate between second supporting shoe (17) and install the rotatory piece of second (16), rotate on second supporting shoe (17) and install the pivot, the pivot runs through rotatory piece of second (16) and with the rotatory piece of second (16) fixed connection, fixedly connected with second U type connecting piece (7) on the both ends face of pivot.

2. The full-automatic tennis training accompanying device according to claim 1, wherein: the tennis sail is characterized in that a third supporting rod (603) is connected to the inner portion of the second U-shaped connecting piece (7) in a rotating mode, a second rotating shaft (15) is fixedly mounted on the third supporting rod (603), the second rotating shaft (15) penetrates through the second U-shaped connecting piece (7) and the third supporting rod (603), a third fixing portion (303) is mounted on the side edge of the third supporting rod (603), a fourth supporting rod (604) is mounted at the symmetrical position of the third supporting rod (603), a fourth fixing portion (304) is mounted on the side edge of the fourth supporting rod (604), and a tennis sail (3) is mounted on the third fixing portion (303) and the fourth fixing portion (304).

3. The full-automatic tennis training accompanying device according to claim 1, wherein: the support column is characterized in that a second spring hole (501) is formed in the support column (5), a second spring (503) is fixedly mounted inside the second spring hole (501), a second L-shaped clamping rod (502) is fixedly mounted on the upper portion of the second spring (503), and the upper end portion of the second L-shaped clamping rod (502) penetrates through the upper end portion of the support column (5).

4. The full-automatic tennis training accompanying device according to claim 1, wherein: the inner parts of the lower ends of the first telescopic rod (2) and the ball serving device (1) are connected with a stabilizer bar (11) in a sliding mode.

5. The full-automatic tennis training accompanying device according to claim 1, wherein: an arc-shaped protrusion (1202) is fixedly connected to the first U-shaped connecting piece (12), a bolt (1201) is connected to the arc-shaped protrusion (1202) in a threaded mode, and the bolt (1201) penetrates through the arc-shaped protrusion (1202).

6. The full-automatic tennis training accompanying device according to claim 1, wherein: the upper end of the transition rod (14) is provided with two sliding holes (1402), the sliding holes (1402) are slidably provided with clamping knobs (1403), the clamping knobs (1403) penetrate through large rectangular blocks (401) at the lower end of the second telescopic rod (4), small rectangular blocks are fixedly connected to the bottoms of the large rectangular blocks (401), clamping grooves (1401) are formed in the bottom face of a concave portion structure of the transition rod (14), and the clamping grooves (1401) are located below the small rectangular blocks.

7. The full-automatic tennis training accompanying device according to claim 1, wherein: second struts (602) are mounted at symmetrical positions of the first struts (601), second fixing portions (302) are mounted at the side edges of the second struts (602), and tennis sails (3) are mounted on the second fixing portions (302).