CN206499836U - A kind of instructional device of monkey drill - Google Patents

Abstract

The utility model discloses a kind of instructional device of monkey drill, including shuttlecock fixed mount and badminton net, shuttlecock fixed mount is made up of support base, fix bar and expansion link, badminton net is provided at both ends with link, link matches with hook, and badminton net is suspended on expansion link by the link matched with hook.The instructional device of monkey drill of the present utility model, because shuttlecock fixed mount is made up of support base, fix bar and expansion link, when needing installation or removal, threaded shaft is set to depart from screw thread hole slot by rotating fixing rod, so that fix bar departs from support base；By loosening fasteners, expansion link can be made directly to be extracted out out of fix bar；Whole operation process simply, conveniently, greatlys save the part after time, muscle power, and dismounting and is also easy to preserve, extend service life.

Description

A teaching device for sports coaches

technical field

The utility model relates to the technical field of physical education teaching appliances, in particular to a teaching device for physical education coaches.

Background technique

The existing outdoor badminton net stand itself is too large in size, and needs to be disassembled or assembled cumbersomely during use and storage, and because the weight of the equipment is heavy, many people are required to carry it, which is time-consuming and laborious; while the existing badminton net stand is Unable to freely adjust the height brings certain inconvenience to badminton. In addition, the net is fixed on the net frame, which is inconvenient to store and easily damaged.

Utility model content

The purpose of this utility model is to provide a teaching device for sports coaches, which has the advantages of simple structure, easy installation, and convenient use, and solves the problem that the existing outdoor badminton net frame itself is too large, and it needs to pass through when it is used and stored. It is cumbersome to disassemble or assemble, and due to the heavy weight of the equipment, many people are required to carry it, which is time-consuming and labor-intensive.

In order to achieve the above purpose, the utility model provides the following technical solutions: a teaching device for sports coaches, including a badminton fixing frame and a badminton net, the badminton fixing frame is composed of a supporting base, a fixing rod and a telescopic rod, the supporting The base is a disc-shaped structure, and the upper end of the disc-shaped structure is also provided with a threaded hole groove, the fixed rod is a hollow cylinder structure, and one end of the hollow cylinder structure is also fixedly installed with a threaded shaft rod, and the threaded shaft The rod and the threaded hole are matched with each other, and the fixed rod is fixedly connected with the support base through the matched threaded hole and threaded shaft. The diameter of the telescopic rod is smaller than the diameter of the fixed rod, and the telescopic rod is set in the cavity of the fixed rod. A hook is also fixedly installed on one end of the telescopic rod, and the hook is welded on the outer wall of one end of the telescopic rod by spot welding. The fixed rod and one end of the telescopic rod are also provided with matching holes, and the holes are also fixedly installed with tight Firmware, the fastener is composed of a push rod and a rotating handle, the push rod and the rotating handle are welded by spot welding, and the push rod matches the hole, and the two ends of the badminton net are provided with hanging rings , the hanging ring matches the hook, and the badminton net is hung on the telescopic rod through the matching hanging ring and the hook.

Preferably, the support base, the fixed rod and the telescopic rod are all made of stainless steel.

Preferably, the fixing rod is integrally formed with the threaded shaft.

Preferably, there are three holes in one end of the telescopic rod.

Preferably, there are two shuttlecock fixing frames with the same structure.

Compared with the prior art, the beneficial effects of the utility model are as follows:

In the teaching device for sports coaches of the present utility model, since the badminton fixing frame is composed of a support base, a fixed rod and a telescopic rod, the supporting base and the fixed rod are fixedly connected through matching threaded hole grooves and threaded shaft rods, and the telescopic rod is set In the cavity of the fixed rod and fixed by fasteners, when it needs to be installed or disassembled, the threaded shaft rod and the threaded hole groove are disengaged by rotating the fixed rod, so that the fixed rod is separated from the support base; by loosening the fasteners , the telescopic rod can be directly pulled out from the fixed rod; the whole operation process is simple and convenient, which greatly saves time and physical strength, and the disassembled parts are also easy to store, prolonging the service life.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is an exploded view of the structure of the practical badminton fixing frame.

In the figure: 1 badminton fixing frame, 2 support base, 3 fixed rod, 4 telescopic rod, 5 threaded hole slot, 6 threaded shaft rod, 7 hook, 8 hole, 9 fastener, 10 ejector rod, 11 rotating handle, 12 Badminton net, 13 hanging rings.

detailed description

Please refer to Fig. 1-2, a kind of teaching device that sports coaches are used, comprises badminton fixed frame 1 and badminton net 12, and badminton fixed frame 1 has two, and structure is identical, and badminton fixed frame 1 is made of support base 2, fixed bar 3 and the telescopic rod 4, the support base 2, the fixed rod 3 and the telescopic rod 4 are all made of stainless steel, which has the characteristics of anti-corrosion and light weight, which greatly prolongs the service life. And the upper end of the disc-shaped structure is also provided with a threaded hole groove 5, the fixed rod 3 is a hollow cylindrical structure, and one end of the hollow cylindrical structure is also fixedly mounted with a threaded shaft 6, and the fixed rod 3 and the threaded shaft 6 are integrally formed , to avoid secondary processing and save costs, the threaded shaft 6 matches the threaded hole 5, the fixed rod 3 is fixedly connected to the support base 2 through the matched threaded hole 5 and the threaded shaft 6, the diameter of the telescopic rod 4 Less than the diameter of the fixed rod 3, the telescopic rod 4 is sleeved in the cavity of the fixed rod 3, and a hook 7 is fixedly installed on one end of the telescopic rod 4, and the hook 7 is welded on the outer wall of one end of the telescopic rod 4 by spot welding, and the fixed rod 3 and one end of the telescopic rod 4 are also provided with matching holes 8, and fasteners 9 are also fixedly installed in the holes 8, and there are three holes 8 on one end of the telescopic rod 4. Through the holes 8 of different heights, the Freely adjust the height of the telescopic rod 4 to meet the needs of people of different heights. The fastener 9 is composed of a push rod 10 and a rotary handle 11. The push rod 10 and the rotary handle 11 are welded by spot welding, and the push rod 10 is connected to the hole. 8 match, when the hole 8 is aligned, turn the rotary handle 11 to make the push rod 10 pass through the hole 8, so as to fix the telescopic rod 4, which is convenient and fast. The ring 13 is matched with the hook 7, and the badminton net 12 is suspended on the telescopic rod 4 by the matched ring 13 and the hook 7.

In the teaching device for sports coaches of the present utility model, since the badminton fixed frame 1 is composed of a supporting base 2, a fixed rod 3 and a telescopic rod 4, the supporting base 2 and the fixed rod 3 pass through a matching threaded hole groove 5 and a threaded shaft. The rod 6 is fixedly connected, the telescopic rod 4 is set in the cavity of the fixed rod 3, and fixed by the fastener 9, when it needs to be installed or disassembled, the threaded shaft rod 6 is separated from the threaded hole groove 5 by rotating the fixed rod 3, Thus the fixed rod 3 is separated from the support base 2; by loosening the fastener 9, the telescopic rod 4 can be directly drawn out from the fixed rod 3; the whole operation process is simple and convenient, greatly saving time and physical strength, and the disassembled parts It is also easy to store, extending the service life.

Claims (5)

1. a kind of instructional device of monkey drill, including shuttlecock fixed mount（1）And badminton net（12）, its feature exists In：The shuttlecock fixed mount（1）By support base（2）, fix bar（3）And expansion link（4）Composition, the support base（2） Screw thread hole slot is further opened with for the upper end of disc-shaped structure, and disc-shaped structure（5）, the fix bar（3）For hollow cylinder Body structure, and one end of hollow cylindrical structure is also installed with threaded shaft（6）, the threaded shaft（6）With screw thread Hole slot（5）It is mutually matched, fix bar（3）Pass through the screw thread hole slot matched（5）And threaded shaft（6）With support base（2）Gu Fixed connection, the expansion link（4）Diameter be less than fix bar（3）Diameter, expansion link（4）It is sleeved on fix bar（3）Cavity It is interior, expansion link（4）One end on be also installed with hook（7）, the hook（7）By spot-welded in expansion link（4）One On the outer wall at end, fix bar（3）With expansion link（4）The hole matched is also offered on one end（8）, and hole（8）In Also it is installed with fastener（9）, the fastener（9）By push rod（10）And rotary handle（11）Composition, the push rod（10） With rotary handle（11）Between by spot-welded, and push rod（10）With hole（8）Match, the badminton net（12） Be provided at both ends with link（13）, link（13）With hook（7）Match, badminton net（12）Pass through the link matched （13）With hook（7）It is suspended on expansion link（4）On.

2. the instructional device of monkey drill according to claim 1 a kind of, it is characterised in that：The support base（2）、 Fix bar（3）And expansion link（4）It is made of stainless steel.

3. the instructional device of monkey drill according to claim 1 a kind of, it is characterised in that：The fix bar（3）With Threaded shaft（6）It is integrally formed.

4. the instructional device of monkey drill according to claim 1 a kind of, it is characterised in that：The expansion link（4）One Hole on end（8）Have three.

5. the instructional device of monkey drill according to claim 1 a kind of, it is characterised in that：The shuttlecock fixed mount （1）Two are had, and structure is identical.