CN209049012U

CN209049012U - A kind of trained volleyball serving device of physical education

Info

Publication number: CN209049012U
Application number: CN201821731843.9U
Authority: CN
Inventors: 李芝兰
Original assignee: Bijie Medical College
Current assignee: Bijie Medical College
Priority date: 2018-10-24
Filing date: 2018-10-24
Publication date: 2019-07-02
Anticipated expiration: 2028-10-24

Abstract

A kind of trained volleyball serving device of physical education, the utility model relates to sports training equipment technical fields；Sliding rail is fixed on the right end of Its lower side wall, sliding is provided with sliding block on sliding rail, the upper end of sliding block is embedded in the downside of bottom plate, after the upper end of bulb passes through pedestal out, dew is located at the outside of pedestal, storage bulb is inserted on the upper surface of bulb lower end out, the right side of bulb is equipped with swing arm out, wheel shaft is inserted with by bearing activity in the slot of swing arm upper end, the wheel shaft is plugged in the side of eccentric wheel far from one end of swing arm, the middle-end of the eccentric wheel is fixedly connected with the output shaft of No.1 motor, the middle-end of swing arm is screwed with central axis by bearing, the left end of swing arm lower end is connected with connecting rod, it will drive out bulb integrally to shake with cylinder by eccentric wheel, direction to make it serve a ball is different, its small volume, and facilitate carrying, its structure is simple, and cost is relatively low, the utility model has structure simple, setting is reasonable, production The advantages that at low cost.

Description

A kind of trained volleyball serving device of physical education

Technical field

The utility model relates to sports training equipment technical fields, and in particular to a kind of trained volleyball service of physical education Device.

Background technique

Vollyball is one of ball game project, originates from the U.S., is one of world's three major ball games of basketball type games, now either specially The volleyballer of industry or amateurish drive vollyball fan, like to volleyball training field playing volleyball, and the Shi Douhui that plays volleyball Service is trained, if ball is thrown impact by trainer oneself, not only vies for the ball back and forth and wastes the plenty of time, but also can consume not Necessary physical strength, so that the efficiency of training service substantially reduces, wasting manpower and material resources had gone out many volleyball serving devices later, But its higher cost, some volleyball courts can only have a small amount of volleyball serving device, have been unable to meet the demand of guests, it would be highly desirable to It improves.

Utility model content

The purpose of this utility model is that in view of the drawbacks of the prior art and insufficient, provide that a kind of structure is simple, and design is closed Reason, a kind of trained volleyball serving device of physical education easy to use will drive out bulb and cylinder whole by eccentric wheel It shakes, so that the direction for making it serve a ball is different, small volume, and facilitate carrying, structure is simple, and cost is relatively low.

In order to achieve the above purposes, the technical solution adopted by the utility model is:, and it includes pedestal, goes out bulb, storage bulb, gas Cylinder, sliding block, sliding rail, bottom plate, fixed plate, No.1 motor, eccentric wheel, swing arm, connecting rod and central axis, the Its lower side wall Sliding rail is fixed on right end, the rear and front end of the sliding rail is fixedly connected with the inner sidewall of pedestal front and rear sides respectively, described Sliding is provided with sliding block on sliding rail, and the upper end of the sliding block is embedded in the downside of bottom plate, on the left end of the plate upper surface It is fixed with fixed plate, cylinder is fixed on the right side of the fixed plate, the cylinder is connect with external air source, and its piston rod is inserted It is located at out in the lower end of bulb, and the lateral wall of its lower end contacts setting with the right side wall of bottom plate, the upper end of the bulb out is worn After crossing the elongate slots on the upside of pedestal, dew is located at the outside of pedestal, is inserted with storage bulb on the upper surface of bulb lower end out, and The storage bulb is connected setting with bulb out, and the lower end of the storage bulb is fixedly connected with bulb out, and the upper end is hung on pedestal Top, it is described go out bulb right side be equipped with swing arm, wheel shaft is inserted with by bearing activity in the slot of the swing arm upper end, the wheel Axis is plugged in the side of eccentric wheel far from one end of swing arm, the middle-end of the eccentric wheel and the fixed company of the output shaft of No.1 motor It connects, after the No.1 motor passes through pedestal, is fixed on the lateral wall of base right side, and connect with external power supply, the swing arm Middle-end central axis is screwed with by bearing, the other end of the central axis is fixed on the inner sidewall of base right side, the pendulum The left end of arm lower end is connected with connecting rod, and the other end of the connecting rod is fixed on the right side of fixed plate.

Further, the top of the cylinder piston rod is fixed with push plate, is plugged in out in bulb on the inside of the push plate.

Further, the bulb out is equipped with retaining ring, the lateral wall of the retaining ring adjacent to the inner sidewall of cylinder one end It is fixedly connected with the inner sidewall of bulb out, and the diameter of the retaining ring inner ring is greater than the diameter of push plate.

Further, the right end of the pedestal upper side wall is switched equipped with No.1, and No.1 switch is set to storage bulb Right side, the described No.1 switch connect with cylinder.

Further, the outer sheath of the No.1 switch is equipped with control cabinet, and the lower end of the control cabinet is fixed on the base, institute It states and is fixed with No. two motors on the lateral wall on the upside of control cabinet, and connect with external power supply, the output shaft of No. two motors is worn It after crossing control cabinet upper side wall, is fixedly connected with the rotation axis of cam, the rotation axis of the lower cam end passes through bearing and pedestal Upper side wall is screwed on, and the middle-end of the cam is equipped with arc groove, is inserted with guide rod, the guiding in the arc groove The other end of bar is fixedly connected with the middle-end of control-rod, and the upper end of the control-rod is plugged in guide ring, the guide ring Left end is fixed on the inner sidewall on the left of control cabinet, and the lower end of the control-rod is hung on the top of No.1 switch.

Further, the top of the control-rod is equipped with No. two switches, and No. two switches are fixed on the upside of control cabinet On the lower surface of wall, No. two switches are connect with No.1 motor.

After adopting the above structure, the utility model has the beneficial effect that a kind of physical education training described in the utility model With volleyball serving device, bulb will be driven integrally to shake with cylinder out by eccentric wheel, so that the direction for making it serve a ball is different, Small volume, and facilitate carrying, structure is simple, and cost is relatively low, and the utility model has structure simple, and setting rationally, is made Make the advantages such as cost is low.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the cross-sectional view of the utility model.

Fig. 2 is the cross-sectional view of A-A in Fig. 1.

Fig. 3 is the portion A enlarged drawing in Fig. 1.

Fig. 4 is the portion B enlarged drawing in Fig. 1.

Description of symbols:

Pedestal 1 goes out bulb 2, storage bulb 3, cylinder 4, sliding block 5, sliding rail 6, bottom plate 7, fixed plate 8, No.1 motor 9, bias Take turns 10, swing arm 11, connecting rod 12, center-pole, wheel shaft 14, push plate 15, retaining ring 16,18, No. two No.1 switch 17, control cabinet motors 19,24, No. two cam 20, arc groove 21, guide rod 22, control-rod 23, guide ring switches 25.

Specific embodiment

The utility model will be further described below with reference to the accompanying drawings.

Referring to as Figure 1-Figure 4, present embodiment the technical solution adopted is that: it include pedestal 1, go out bulb 2, Store up bulb 3, cylinder 4, sliding block 5, sliding rail 6, bottom plate 7, fixed plate 8, No.1 motor 9, eccentric wheel 10, swing arm 11,12 and of connecting rod Central axis 13, has been bolted sliding rail 6 on the right end of 1 lower wall of pedestal, the rear and front end of the sliding rail 6 respectively with The inner sidewall of 1 front and rear sides of pedestal is fixedly connected, and sliding is provided with sliding block 5 on the sliding rail 6, and the upper end of the sliding block 5 is embedding It is located in the downside of bottom plate 7, and is welded and fixed, be welded with fixed plate 8 on the left end of 7 upper surface of bottom plate, it is described solid The right side of fixed board 8 has been bolted cylinder 4, and the cylinder 4 is connect with external air source, and its piston rod is plugged in out ball In the lower end of pipe 2, and the lateral wall of its lower end contacts setting with the right side wall of bottom plate 7, and the upper end of the bulb 2 out passes through pedestal After the elongate slots of 1 upside, dew is located at the outside of pedestal 1, is inserted with storage bulb 3 on the upper surface of 2 lower end of bulb out, and should Storage bulb 3 is connected setting with bulb 2 out, and the lower end for storing up bulb 3 is welded and fixed with bulb 2 out, and the upper end is hung on bottom The right side of the top of seat 1, the bulb 2 out is equipped with swing arm 11, is inserted in the slot of 11 upper end of swing arm by bearing activity Wheel shaft 14, the bearing activity are embedded in swing arm 11, and its inner ring is welded and fixed with wheel shaft 14, and the wheel shaft 14 is far from swing arm 11 One end is plugged in the side of eccentric wheel 10, and is welded and fixed, and the middle-end of the eccentric wheel 10 and the output shaft of No.1 motor 9 weld It is fixed, after the No.1 motor 9 passes through pedestal 1, it is bolted on the lateral wall on 1 right side of pedestal, and and external power supply Connection, the middle-end of the swing arm 11 are screwed with central axis 13 by bearing, which is embedded in the middle-end of swing arm 11, and outside it It encloses and is welded and fixed with the inner sidewall of 11 middle-end of swing arm, inner ring is welded and fixed with central axis 13, the other end of the central axis 13 It is weldingly fixed on the inner sidewall on 1 right side of pedestal, the left end of 11 lower end of swing arm is connected with connecting rod 12, the connecting rod 12 The other end be weldingly fixed on the right side of fixed plate 8.

Further, the top of 4 piston rod of cylinder is welded with push plate 15, and the inside of the push plate 15 is plugged in out In bulb 2, increases the piston rod of cylinder 4 and the contact surface of vollyball, release vollyball so as to more stable.

Further, the bulb 2 out is equipped with retaining ring 16 adjacent to the inner sidewall of 4 one end of cylinder, the retaining ring 16 The inner sidewall of lateral wall and bulb 2 out is welded and fixed, and the diameter of 16 inner ring of retaining ring is greater than the diameter of push plate 15, can the row of preventing Ball is contacted with push plate 15 toward falling to, so that reduce push plate 15 pushes away strength.

Further, No.1 switch 17 has been bolted on the right end of 1 upper side wall of pedestal, and the No.1 switchs 17 are set to the right side of storage bulb 3, and the No.1 switch 17 is connect by conducting wire with cylinder 4, so as to convenient to cylinder 4 Operation.

Further, the outer sheath of the No.1 switch 17 is equipped with control cabinet 18, and the lower end of the control cabinet 18 is welded and fixed On pedestal 1, No. two motors 19 are bolted on the lateral wall of 18 upside of control cabinet, and connect with external power supply It connects, after the output shaft of No. two motors 19 passes through 18 upper side wall of control cabinet, is welded and fixed with the rotation axis of cam 20, it is described convex The rotation axis for taking turns 20 lower ends is screwed on by the upper side wall of bearing and pedestal 1, which is embedded in the upper side wall of pedestal 1, and its Outer ring and the inner sidewall of pedestal 1 are welded and fixed, and the rotation axis of inner ring and cam 20 is welded and fixed, in the middle-end of the cam 20 Arc groove 21 is offered, guide rod 22, the other end of the guide rod 22 and control are inserted in the arc groove 21 The middle-end of bar 23 is welded and fixed, and the upper end of the control-rod 23 is plugged in guide ring 24, the left end welding of the guide ring 24 It is fixed on the inner sidewall in 18 left side of control cabinet, the lower end of the control-rod 23 is hung on the top of No.1 switch 17, can be by convex 20 control No.1 switch 17 of wheel, makes its regular starting cylinder 4.

Further, the top of the control-rod 23 is equipped with No. two switches 25, and No. two switches 25 are solid by bolt It is scheduled on the lower surface of 18 upper side wall of control cabinet, No. two switches 25 are connect by conducting wire with No.1 motor 9, can also be passed through Cam 20 controls No.1 motor 9.

The working principle of this specific embodiment:: in use, starting No.1 motor 9, No.1 motor 9 is with 10 He of movable eccentric wheel Wheel shaft 14 rotates, and the bearing in 11 upper recess of swing arm moves in groove, so that the lower end of swing arm 11 be driven to move left and right, puts The lower end of arm 11 drives fixed plate 8 to be moved forward and backward on sliding rail 6 by connecting rod 12, so as to drive out the upper end of bulb 2 to shake It is dynamic, so that the direction that the vollyball for keeping it internal projects is different, start No. two motors 19, No. two motors 19 are with 20 turns of moving cam Dynamic, cam 20 drives guide rod 22 to move up and down, and guide rod 22 drives control-rod 23 to move up and down, when control-rod 23 moves down When, No.1 switch 17 can be touched, No. two switches 25 can be touched when moving up, in the process that control-rod 23 moves up and down In, ceaselessly control cylinder 4 and No.1 motor 9 starting and closing, thus keep vollyball regular and different directions outward penetrate Out, so as to achieve the effect that trainer trained.

After adopting the above structure, present embodiment has the beneficial effect that a kind of sport described in present embodiment Education and training volleyball serving device will drive out bulb integrally to shake with cylinder by eccentric wheel, thus the side for making it serve a ball To difference, small volume, and facilitating carrying, structure is simple, and cost is relatively low, and the utility model has structure simple, if The advantages that it is reasonable to set, low manufacture cost.

The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model Spirit and scope should all cover in the scope of the claims of the utility model.

Claims

1. a kind of trained volleyball serving device of physical education, it is characterised in that: it includes pedestal (1), goes out bulb (2), storage bulb (3), cylinder (4), sliding block (5), sliding rail (6), bottom plate (7), fixed plate (8), No.1 motor (9), eccentric wheel (10), swing arm (11), connecting rod (12) and central axis (13) are fixed with sliding rail (6), the sliding rail on the right end of pedestal (1) lower wall (6) rear and front end is fixedly connected with the inner sidewall of pedestal (1) front and rear sides respectively, is slided and is provided on the sliding rail (6) The upper end of sliding block (5), the sliding block (5) is embedded in the downside of bottom plate (7), fixed on the left end of bottom plate (7) upper surface Having fixed plate (8), is fixed with cylinder (4) on the right side of the fixed plate (8), the cylinder (4) is connect with external air source, and its Piston rod is plugged in out in the lower end of bulb (2), and the lateral wall of its lower end contacts setting with the right side wall of bottom plate (7), described After the upper end of bulb (2) passes through the elongate slots on the upside of pedestal (1) out, dew is located at the outside of pedestal (1), under bulb (2) out Storage bulb (3) is inserted on the upper surface at end, and the storage bulb (3) is connected setting with bulb out (2), the storage bulb (3) Lower end be fixedly connected with bulb out (2), the upper end is hung on the top of pedestal (1), it is described go out bulb (2) right side be equipped with pendulum Arm (11), the slot of swing arm (11) upper end is interior to be inserted with wheel shaft (14) by bearing activity, and the wheel shaft (14) is far from swing arm (11) one end is plugged in the side of eccentric wheel (10), and the middle-end of the eccentric wheel (10) and the output shaft of No.1 motor (9) are solid Fixed connection is fixed on the lateral wall on the right side of pedestal (1), and and external power supply after the No.1 motor (9) passes through pedestal (1) Connection, the middle-end of the swing arm (11) are screwed with central axis (13) by bearing, and the other end of the central axis (13) is fixed on On inner sidewall on the right side of pedestal (1), the left end of swing arm (11) lower end is connected with connecting rod (12), the connecting rod (12) The other end is fixed on the right side of fixed plate (8).

2. the trained volleyball serving device of a kind of physical education according to claim 1, it is characterised in that: the cylinder (4) The top of piston rod is fixed with push plate (15), is plugged in out in bulb (2) on the inside of the push plate (15).

3. the trained volleyball serving device of a kind of physical education according to claim 2, it is characterised in that: the bulb out (2) retaining ring (16) are equipped with adjacent to the inner sidewall of cylinder (4) one end, the lateral wall of the retaining ring (16) and bulb (2) out Inner sidewall is fixedly connected, and the diameter of retaining ring (16) inner ring is greater than the diameter of push plate (15).

4. the trained volleyball serving device of a kind of physical education according to claim 1, it is characterised in that: the pedestal (1) The right end of upper side wall be equipped with No.1 switch (17), and the No.1 switch (17) be set to storage bulb (3) right side, described one Number switch (17) connect with cylinder (4).

5. the trained volleyball serving device of a kind of physical education according to claim 1, it is characterised in that: the No.1 switch (17) outer sheath is equipped with control cabinet (18), and the lower end of the control cabinet (18) is fixed on pedestal (1), on the control cabinet (18) It is fixed with No. two motors (19) on the lateral wall of side, and is connect with external power supply, the output shaft of No. two motors (19) passes through It after control cabinet (18) upper side wall, is fixedly connected with the rotation axis of cam (20), the rotation axis of cam (20) lower end passes through axis It holds and is screwed on the upper side wall of pedestal (1), the middle-end of the cam (20) is equipped with arc groove (21), the arc groove (21) it is inserted with guide rod (22) in, the other end of the guide rod (22) is fixedly connected with the middle-end of control-rod (23), described The upper end of control-rod (23) is plugged in guide ring (24), and the left end of the guide ring (24) is fixed on the left of control cabinet (18) On inner sidewall, the lower end of the control-rod (23) is hung on the top of No.1 switch (17).

6. the trained volleyball serving device of a kind of physical education according to claim 5, it is characterised in that: the control-rod (23) top is equipped with No. two switches (25), and No. two switches (25) are fixed on the lower surface of control cabinet (18) upper side wall On, No. two switches (25) connect with No.1 motor (9).