CN214050397U

CN214050397U - Symmetrical automatic lifting basketball stand

Info

Publication number: CN214050397U
Application number: CN202023224436.9U
Authority: CN
Inventors: 句婷婷; 马佳泽; 赵平
Original assignee: College Of Arts And Science Yunnan Normal University
Current assignee: College Of Arts And Science Yunnan Normal University
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-08-27
Anticipated expiration: 2030-12-28

Abstract

The utility model provides a symmetrical formula automatic rising basketball stands, includes stand, rim, headstock and control box, on the control box was fixed in the stand, the both sides of the stand were fixed to the rim symmetry formula, the headstock was fixed in the bottom of stand, the headstock passes through the power wire and is connected with the control box, the stand include protection casing and nuclear core post, the protection casing is fixed in the periphery of nuclear core post, be provided with chain elevating system on the nuclear core post, the both sides of protection casing open and have the spout, chain elevating system's installing support stretches out from the spout of both sides respectively, the rim symmetry formula is fixed in on the installing support. The basketball stand adopts a chain type lifting structure, so that the defect of insufficient lateral bearing capacity of a hydraulic lifting structure is avoided, the lifting failure of the basketball stand can be avoided, and personal injury accidents can be prevented; this basketball stands will detain basket and basketball ingeniously and smash the moment of flexure that the frame produced and transmit to the stand on, avoid chain elevation structure to bear the moment of flexure effect, prolonged chain elevation structure life.

Description

Symmetrical automatic lifting basketball stand

Technical Field

The utility model relates to a culture sports equipment field, concretely relates to symmetry formula automatic rising basketball stands.

Background

Basketball is international sports, which is a national sports since the basketball is popularized in a large area after entering China, and plays an important role in improving the physical quality of the people. Basketball sports are popular among people in all stages, namely indoor basketball and outdoor basketball. The basketball stand is an indispensable device for basketball sports, and in order to adapt to crowds with different heights and meet the requirement of people with insufficient heights for buckling a basketball, the design of the basketball stand with the height capable of being automatically adjusted is very important.

The existing lifting type basketball stand mainly adopts a hydraulic lifting mechanism to adjust the height of a basketball stand base or a stand column, the hydraulic lifting mechanism is usually arranged at the bottom of the stand column of the basketball stand or the middle part of the stand column, the axial bearing capacity of the hydraulic lifting mechanism such as an electric push rod and a hydraulic rod is far greater than the shearing bearing capacity of the hydraulic lifting mechanism, when people smash a basket and a basketball to impact a backboard, a piston rod of the electric push rod and the hydraulic rod needs to bear a very large bending moment, the bending moment is borne by the shearing force of the piston rod, the piston rod is very easy to bend or shear and break under the action of the very large instantaneous shearing force, the lifting failure of the lifting basketball stand is caused, and even the accidents of a person are caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model designs a symmetrical automatic lifting basketball stand, which adopts a chain type lifting structure, thereby avoiding the defect of insufficient lateral bearing capacity of a hydraulic lifting structure, avoiding the lifting failure of the basketball stand and preventing personal injury accidents; the basketball stand skillfully transmits the bending moment generated by the basket buckling and the basket hitting frame to the upright post, so that the chain lifting structure is prevented from bearing the bending moment, and the service life of the chain lifting structure is prolonged; the basketball stand can be symmetrically provided with the basketball frames, so that the number of the basketball stands is reduced, the area of a sports field occupied by the basketball stand can be reduced, and the equipment investment cost in the construction of the sports field can be reduced.

In order to achieve the technical effects, the utility model discloses a following technical scheme realizes:

the utility model provides an automatic basketball stands that goes up and down of symmetry formula, includes stand, rim, headstock and control box, on the control box was fixed in the stand, the both sides of the stand were fixed to the rim symmetry formula, the headstock is fixed in the bottom of stand, the headstock passes through the power wire and is connected with the control box, the stand include protection casing and nuclear core post, the protection casing is fixed in the periphery of nuclear core post, the bottom of nuclear core post is fixed with the connecting plate, the top of protection casing supports the top of holding in nuclear core post, be provided with chain elevating system on the nuclear core post, the both sides of protection casing open and have the spout, chain elevating system's installing support stretches out from the spout of both sides respectively, the rim symmetry formula is fixed in on the installing support.

Furthermore, the protective cover consists of a front cover body and a rear cover body, a lead hole is reserved above the front cover body, and a functional gap is reserved at the bottom of the front cover body; the core column is a rectangular column, guide rails are fixed on two side faces of the core column, a driven gear is hinged above the front face of the core column, a driving gear is hinged at the bottom of the core column, a motor is fixed in the power box, a rotating shaft of the motor penetrates through the functional gap and then is fixedly connected with the driving gear, a sliding block is sleeved on the core column, guide grooves matched with the guide rails are formed in the inner walls of two sides of the sliding block, mounting brackets are fixed on the outer walls of two sides of the sliding block, flange connecting plates are fixed at the end parts of the mounting brackets, a chain is connected between the driving gear and the driven gear in a meshing manner and is arranged on the outer sides of the sliding block, a chain fixing mechanism is arranged on the front face of the sliding block, the chain breaks at chain fixed establishment department, two breakpoints of chain are fixed in the upper and lower both sides of chain fixed establishment respectively, driving gear, driven gear, chain, sliding block and motor constitute chain elevating system.

Further, the control box include box and case lid, it is articulated through the hinge between case lid and the box, be fixed with the lock core on the case lid, the back lid below of box has the threading entrance to a cave reserved, be fixed with the lift operation button in the box, the PLC controller, corotation ac contactor and reversal ac contactor, the motor passes through the power wire and is connected with corotation ac contactor and reversal ac contactor respectively, corotation ac contactor and reversal ac contactor all are connected with the PLC controller, the lift operation button is connected with the PLC controller, the power connecting wire is drawn forth to the PLC controller, power connecting wire and power wire wear out from the threading entrance to penetrate to the protection casing inside from the wire entrance to a cave, the power wire wears out from the function breach and is connected with the motor in the headstock.

Furthermore, the chain fixing mechanism comprises a wedge-shaped supporting plate, a traction rod is symmetrically fixed at the top and the bottom of the wedge-shaped supporting plate, a traction piece is fixed at the end part of the traction rod, and the break point of the chain is hinged on the traction piece.

The utility model has the advantages that: the basketball stand adopts a chain type lifting structure, so that the defect of insufficient lateral bearing capacity of a hydraulic lifting structure is avoided, the lifting failure of the basketball stand can be avoided, and personal injury accidents can be prevented; the basketball stand skillfully transmits the bending moment generated by the basket buckling and the basket hitting frame to the upright post, so that the chain lifting structure is prevented from bearing the bending moment, and the service life of the chain lifting structure is prolonged; the basketball stand can be symmetrically provided with the basketball frames, so that the number of the basketball stands is reduced, the area of a sports field occupied by the basketball stand can be reduced, and the equipment investment cost in the construction of the sports field can be reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of a symmetrical automatic lifting basketball stand;

FIG. 2 is a schematic structural view of the protective cover;

FIG. 3 is a schematic view of the assembly structure of the column and chain lifting mechanism;

FIG. 4 is a schematic view of the internal structure of the control box;

fig. 5 is an enlarged view of a portion of the structure of fig. 3.

In the drawings, the components represented by the respective reference numerals are listed below:

1-upright post, 2-basket, 3-power box, 4-control box, 5-chute, 6-front cover, 7-rear cover, 8-core post, 9-guide rail, 10-driven gear, 11-driving gear, 12-chain, 13-sliding block, 14-motor, 15-mounting bracket, 16-flange connecting plate, 17-box, 18-box cover, 19-lifting operation key, 20-PLC controller, 21-forward rotation AC contactor, 22-reverse rotation AC contactor, 23-threading hole, 24-wedge supporting plate, 25-traction rod, 26-traction piece, 61-function gap, 62-wire hole, 81-connecting plate.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In this embodiment, the motor 14 is an asynchronous forward and reverse rotation motor, and the PLC controller 15 is a mitsubishi fx1n type programmable logic controller.

As shown in fig. 1, a symmetrical automatic lifting basketball stand comprises a stand column 1, a basket 2, a power box 3 and a control box 4, wherein the control box 4 is fixed on the stand column 1, the basket 2 symmetrically fixes two sides of the stand column 1, the power box 3 is fixed at the bottom of the stand column 1, the power box 3 is connected with the control box 4 through a power wire, the stand column 1 comprises a protective cover and a core column 8, the protective cover is fixed at the periphery of the core column 8, a connecting plate 81 is fixed at the bottom of the core column 8, and the connecting plate 81 can be installed on a concrete base which is poured in advance on a field through foundation bolts. The top of protection casing supports in the top of nuclear core post 8, is provided with chain elevating system on the nuclear core post 8, the both sides of protection casing open and to have spout 5, chain elevating system's installing support 15 stretches out from the spout 5 of both sides respectively, basket 2 symmetry formula is fixed in on the installing support 15.

As shown in fig. 3 and 5, the protective cover is composed of a front cover body 6 and a rear cover body 7, a wire opening 62 is reserved above the front cover body 6, a functional gap 61 is reserved at the bottom of the front cover body, a core column 8 is a rectangular column, guide rails 9 are fixed on two side surfaces of the core column 8, a driven gear 10 is hinged above the front surface of the core column 8, a driving gear 11 is hinged at the bottom of the core column 8, a motor 14 is fixed in a power box 3, a rotating shaft of the motor 14 passes through the functional gap 61 and then is fixedly connected with the driving gear 11, a sliding block 13 is sleeved on the core column 8, guide grooves matched with the guide rails 9 are formed on the inner walls of two sides of the sliding block 13, mounting brackets 15 are fixed on the outer walls of two sides of the sliding block 13, flange connection discs 16 are fixed on the end portions of the mounting brackets, a chain 12 is engaged and connected, the front of the sliding block 13 is provided with a chain fixing mechanism, the chain 12 is broken at the chain fixing mechanism, two breakpoints of the chain 12 are respectively fixed at the upper side and the lower side of the chain fixing mechanism, and the driving gear, the driven gear, the chain, the sliding block and the motor form a chain lifting mechanism. The chain fixing mechanism comprises a wedge-shaped supporting plate 24, a traction rod 25 is symmetrically fixed at the top and the bottom of the wedge-shaped supporting plate 24, a traction piece 26 is fixed at the end part of the traction rod 25, and the breaking point of the chain 12 is hinged on the traction piece 26.

As shown in fig. 4, the control box 4 includes a box body 17 and a box cover 18, the box cover 18 is hinged with the box body 17 through a hinge, a lock core is fixed on the box cover 18, a threading hole 23 is reserved below a rear cover of the box body 17, a lifting operation key 19 and a PLC controller 20 are fixed in the box body 17, corotation ac contactor 21 and reversal ac contactor 22, motor 14 passes through the power wire and is connected with corotation ac contactor 21 and reversal ac contactor 22 respectively, corotation ac contactor 21 and reversal ac contactor 22 all are connected with PLC controller 20, lift operation button 19 is connected with PLC controller 20, PLC controller 20 draws forth the power connecting wire, power connecting wire and power wire are worn out and are penetrated to the protection casing inside from wire entrance to a cave 62 from threading entrance 23, the power wire is worn out and is connected with motor 14 in the headstock 3 from the function breach, the power connecting wire is connected with pre-buried electric wire in the place.

One specific application of the device is as follows: the lifting operation button 19 comprises a lifting button, a descending button and a stop button, when the lifting button is pressed down, the PLC 20 is connected with the forward rotation AC contactor 21, at the moment, the motor 14 rotates forward, the motor 14 drives the driving gear 11 to rotate clockwise, the chain 12 meshed with the driving gear 11 rotates clockwise, the sliding block 13 is pulled by the chain 12 to ascend, and the basket 2 fixedly connected with the sliding block 13 ascends; when the height of the basket 2 needs to be lowered, the lowering button is pressed, the PLC 15 disconnects the forward rotation AC contactor 21 and connects the reverse rotation AC contactor 22, the motor 14 rotates reversely, the driving gear 11 rotates anticlockwise, the chain 12 drives the sliding block 13 to descend, the basket 2 descends, and the height of the basket 2 is very convenient to adjust. Because the rim 2 sets up in the left and right both sides of nuclear core post 8, is not in same one side with the chain elevating system who sets up in nuclear core post 8 the place ahead, receives when buckleing basket and basketball pound the frame effect down, effort and moment of flexure directly transmit to nuclear core post 8 through sliding block 13 on, directly bear moment of flexure and the effect of shearing by nuclear core post 8, avoid chain elevating system to receive the effect of bending, shearing, extension chain elevating system's life. The protection casing that 8 peripheries of nuclear core post set up can form the protection to the chain elevating system on 8 nuclear core posts to and the unexpected injury accident takes place when preventing the chain rotation, increased the safety in utilization of device.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an automatic basketball stands that goes up and down of symmetry formula, a serial communication port, including stand, basket, headstock and control box, on the control box was fixed in the stand, the both sides of the stand were fixed to basket symmetry formula, the headstock was fixed in the bottom of stand, the headstock passes through the power wire and is connected with the control box, the stand include protection casing and nuclear core post, the protection casing is fixed in the periphery of nuclear core post, the bottom of nuclear core post is fixed with the connecting plate, the top of protection casing supports and holds in the top of nuclear core post, be provided with chain elevating system on the nuclear core post, the both sides of protection casing open and have the spout, chain elevating system's installing support stretches out from the spout of both sides respectively, basket symmetry formula is fixed in on the installing support.

2. The symmetrical automatic lifting basketball stand as claimed in claim 1, wherein the protective cover is composed of a front cover body and a rear cover body, a wire hole is reserved above the front cover body, and a functional gap is reserved at the bottom of the front cover body; the core column is a rectangular column, guide rails are fixed on two side faces of the core column, a driven gear is hinged above the front face of the core column, a driving gear is hinged at the bottom of the core column, a motor is fixed in the power box, a rotating shaft of the motor penetrates through the functional gap and then is fixedly connected with the driving gear, a sliding block is sleeved on the core column, guide grooves matched with the guide rails are formed in the inner walls of two sides of the sliding block, mounting brackets are fixed on the outer walls of two sides of the sliding block, flange connecting plates are fixed at the end parts of the mounting brackets, a chain is connected between the driving gear and the driven gear in a meshing manner and is arranged on the outer sides of the sliding block, a chain fixing mechanism is arranged on the front face of the sliding block, the chain breaks at chain fixed establishment department, two breakpoints of chain are fixed in the upper and lower both sides of chain fixed establishment respectively, driving gear, driven gear, chain, sliding block and motor constitute chain elevating system.

3. The symmetrical automatic lifting basketball stand as claimed in claim 2, wherein the control box comprises a box body and a box cover, the box cover is hinged to the box body through a hinge, a lock cylinder is fixed on the box cover, a threading hole is reserved below a rear cover of the box body, a lifting operation button, a PLC (programmable logic controller), a forward rotation alternating current contactor and a reverse rotation alternating current contactor are fixed in the box body, the motor is respectively connected with the forward rotation alternating current contactor and the reverse rotation alternating current contactor through power wires, the forward rotation alternating current contactor and the reverse rotation alternating current contactor are both connected with the PLC, the lifting operation button is connected with the PLC, the PLC leads out a power connection wire, the power connection wire and the power wires penetrate out of the threading hole and penetrate into the protective cover through the wire hole, and the power wires penetrate out of the function gap and are connected with the motor in the power box.

4. The symmetrical automatic lifting basketball stand as claimed in claim 2, wherein the chain fixing mechanism comprises a wedge-shaped supporting plate, the top and bottom of the wedge-shaped supporting plate are symmetrically fixed with a pulling rod, the end of the pulling rod is fixed with a pulling piece, and the breaking point of the chain is hinged on the pulling piece.