CN111420377B

CN111420377B - Basketball stand

Info

Publication number: CN111420377B
Application number: CN202010351205.XA
Authority: CN
Inventors: 李茂印
Original assignee: Beijing Guanzhilu Technology Group Co ltd
Current assignee: Beijing Guanzhilu Technology Group Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-09-21
Anticipated expiration: 2040-04-28
Also published as: CN111420377A

Abstract

The invention relates to a basketball stand, which has the technical scheme that: the basket comprises a base arranged on a wall, a fixed arm arranged on the base, a movable arm arranged at one end of the fixed arm, which is far away from the base, and a backboard with a basket, which is arranged on the movable arm; the movable arm fixing device is characterized in that a cavity for containing the movable arm is formed in the fixing arm, the top of the cavity is provided with an opening, guide rails are symmetrically arranged on the outer walls of two sides of the movable arm, 4 fixing strips are arranged on the inner wall of the fixing arm, a sliding groove matched with the guide rails to slide is reserved between the two fixing strips which are aligned up and down, a cylinder for driving the movable arm to retract and release the cylinder into the cavity is arranged on the base, the cylinder body of the cylinder is hinged to the base, and the piston rod of the cylinder is hinged to the upper surface of the movable arm. The invention has the advantage of enhancing the stability of the basketball stand when the basketball stand is folded and unfolded.

Description

Basketball stand

Technical Field

The invention relates to the technical field of basketball sports equipment, in particular to a basketball stand.

Background

Basketball sports are divided into sports fields, which can be roughly divided into indoor basketball sports and outdoor basketball sports. As is known to all, the size of the indoor venue is generally limited, and the floor area of the frame body of the traditional basketball stand is large, which obviously wastes the indoor venue.

A conventional retractable basketball stand is shown in figure 1 and comprises a base 1 fixed on a wall body, a fixed arm 2 arranged at one end of the base 1, which is far away from the wall body, and vertically hung on the wall body, the setting deviates from the digging arm 3 of base 1 one side at fixed arm 2 and sets up the backboard 4 that has basket 41 in fixed arm 2 one end deviates from at digging arm 3, the cavity that is used for holding digging arm 3 has been seted up in fixed arm 2, it receive and releases the cylinder 5 in fixed arm 2 to be provided with drive digging arm 3 on the base 1, the cylinder body of cylinder 5 is articulated with base 1, the piston rod of cylinder 5 is articulated with digging arm 3, digging arm 3 deviates from one side of fixed arm 2 and is provided with connecting rod 31 perpendicularly, the one end that connecting rod 31 deviates from digging arm 3 is provided with sliding block 32, set up the sliding tray 21 that slides with sliding block 32 cooperation on fixed arm 2, backboard 4 back is provided with stiffener 42, the one end that stiffener 42 deviates from backboard 4 is connected with sliding block 32. The staff drives the digging arm 3 to slide into the fixed arm 2 through the contraction of the piston rod of the driving cylinder 5, drives the backboard 4 and the basket 41 to move towards the direction of the fixed arm 2, so that the sliding block 32 slides in the sliding groove 21, the distance from the backboard 4 and the basket 41 to the wall is adjusted, and the activity size of the sports field is increased.

The technical scheme has the defects that: when the staff is adjusting the distance between basket 41 to the wall body, the staff is through the shrink that drives actuating cylinder 5 piston rod, drive digging arm 3 slides in fixed arm 2, drive backboard 4 and basket 41 towards the motion of fixed arm 2 direction, make sliding block 32 slide in sliding groove 21, because the length of digging arm 3 is longer, digging arm 3 is receiving and releasing the in-process, digging arm 3 deviates from basket 41's one end and slides in fixed arm 2 earlier, lead to rocking of basket 41 easily, rocking of basket 41 drives rocking of digging arm 3 of being connected with blue basket 41, make digging arm 3 appear rocking receiving and releasing in fixed arm 2, be difficult for taking in fixed arm 2 steadily with digging arm 3.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a basketball stand which has the advantage of enhancing the stability of the basketball stand when the basketball stand is folded and unfolded.

The technical purpose of the invention is realized by the following technical scheme:

a basketball stand comprises a base arranged on a wall, a fixed arm arranged on the base, a movable arm arranged at one end of the fixed arm, which is far away from the base, and a backboard with a basket, which is arranged on the movable arm; the movable arm fixing device is characterized in that a cavity for containing the movable arm is formed in the fixing arm, the top of the cavity is provided with an opening, guide rails are symmetrically arranged on the outer walls of two sides of the movable arm, 4 fixing strips are arranged on the inner wall of the fixing arm, a sliding groove matched with the guide rails to slide is reserved between the two fixing strips which are aligned up and down, a cylinder for driving the movable arm to retract and release the cylinder into the cavity is arranged on the base, the cylinder body of the cylinder is hinged to the base, and the piston rod of the cylinder is hinged to the upper surface of the movable arm.

By adopting the technical scheme, when the movable arm needs to be accommodated, a worker drives the movable arm to move towards the fixed arm by driving the piston of the air cylinder to contract; the setting of guide rail for the digging arm is at the motion in-process, and the guide rail slides in the spout, and the stationary arm is accomodate to the steady, reduces the possibility that the digging arm rocked at the in-process that receive and releases.

The present invention in a preferred example may be further configured to: one side of each guide rail back to back of the body is provided with a plurality of caulking grooves which are evenly distributed along the length direction of the guide rail, the caulking grooves are rotationally connected with balls with parts protruding out of the caulking grooves, and the balls are in rolling butt joint with the groove walls of the sliding grooves.

Through adopting above-mentioned technical scheme, when the cylinder drive digging arm slided towards the fixed arm direction, the friction loss between guide rail and the spout is reduced in the setting of ball to the life of extension guide rail.

The present invention in a preferred example may be further configured to: one side that the backboard deviates from the basket is provided with a pair of stiffener, and one side that a pair of stiffener deviates from the backboard is connected and is provided with the sliding block, and the fixed strip that is located two parallels of top respectively extends along the length direction of fixed arm and offers the groove that slides with the sliding block cooperation.

Through adopting above-mentioned technical scheme, when the digging arm slided into in the fixed arm, drive the sliding block and slide in the groove that slides, the setting of stiffener helps the backboard to slide towards the base direction, and the stiffener has strengthened the connection between basket and the fixed arm.

The present invention in a preferred example may be further configured to: the base is connected with the wall in a sliding mode, and the wall is provided with a limiting part for limiting the sliding height of the base.

Through adopting above-mentioned technical scheme, when the crowd of co-altitude uses the basketball stand, the staff can promote the base and slide and the assigned position on the wall body, then leads to the sliding distance of locating part restriction base to adjust the mounting height of base, be convenient for adjust the height of basket according to user's height body, thereby can strengthen basketball stand's suitability.

The present invention in a preferred example may be further configured to: the base both sides respectively are provided with a plurality of and lay and the cross-section is T type fixed block along base length equidistant, and the both sides of base respectively are provided with the spliced pole parallel with the wall body, and the perpendicular rigid coupling in both ends has the connecting plate with the perpendicular rigid coupling of wall body about the spliced pole, and the spliced pole is seted up along its length direction and is slided the sliding tray of being connected with the fixed block.

Through adopting above-mentioned technical scheme, when the height of basket need be adjusted, when the staff pulling base slided, the fixed block of T type slided in the spliced pole, and the fixed block of T type has strengthened being connected between base and the spliced pole.

The present invention in a preferred example may be further configured to: be fixed with the stand on the wall body, the stand is cavity form section bar, and the stand deviates from one side of wall body and sets up the groove of stepping down that extends along stand length direction, is provided with on the base and passes the groove of stepping down and the stand inner wall sliding connection's of sliding block, the stand be provided with pass the sliding block and with sliding block threaded connection's lead screw, the lead screw rotates with the stand to be connected, the stand bottom is provided with drive lead screw pivoted motor.

Through adopting above-mentioned technical scheme, through the rotation of motor output shaft, the rotation of drive lead screw, the sliding block is under the limiting displacement of stand, along the axial motion of lead screw to make the axial motion of base edge lead screw that is connected with the sliding block, the staff of being convenient for adjusts the height of basket, reinforcing basketball stands's suitability.

The present invention in a preferred example may be further configured to: the stand downside is the opening, and the stand downside can be dismantled and be connected with the mounting panel that is used for installing the lead screw, and the lead screw passes the mounting panel and with the output shaft of motor.

Through adopting above-mentioned technical scheme, the staff is when the installation lead screw, with the fixed strip screw thread to the lead screw and with the fixed strip slip in the stand, then with the stand with the lead screw together in the stand to install the mounting panel on the stand, and make the lead screw tip wear out the mounting panel, then be connected the output shaft and the lead screw of motor, simple structure, the staff of being convenient for dismantles and installs the lead screw.

The present invention in a preferred example may be further configured to: the utility model discloses a fixing block's limiting piece, including spliced pole, limiting piece, several, the spliced pole is provided with a plurality of and pierces through the spacing hole of spliced pole that a plurality of set up along the spliced pole direction of height, the limiting piece passes spacing hole for a plurality of and is used for accepting the gag lever post of fixed block on one side of spliced pole towards the wall body.

Through adopting above-mentioned technical scheme, when the staff need adjust the height of basket, insert spacing downthehole with the gag lever post that corresponds the height earlier, then driving motor's rotation, drive the rotation of lead screw, the lead screw rotates the in-process, the axial that drives the sliding block with lead screw threaded connection along the lead screw slides in the stand, thereby drive the axial motion of base along the lead screw, make the setting slide in the sliding tray at pedestal connection's fixed block, when the fixed block slides to gag lever post department, the gag lever post plays the support limiting displacement to the fixed block, thereby reduce the possibility of base landing on the wall body.

In conclusion, the invention has the following beneficial effects:

1. the guide rails are symmetrically arranged on the outer walls of the two sides of the movable arm, and the sliding groove matched with the guide rails to slide is arranged on the inner wall of the fixed arm, so that the movable arm can slide into the fixed arm more stably, and the possibility of shaking of the movable arm in the retracting process is reduced;

2. the balls are arranged on the two sides of the pair of guide rails in a back-to-back mode, so that friction loss of the guide rails in the sliding process is reduced, and the service lives of the guide rails are prolonged.

Drawings

FIG. 1 is a schematic diagram of a background art configuration;

FIG. 2 is a schematic structural diagram according to the first embodiment;

FIG. 3 is an enlarged schematic view of section A of FIG. 2;

FIG. 4 is a schematic diagram showing the structure of a slider in the first embodiment;

FIG. 5 is a schematic structural view of the second embodiment;

FIG. 6 is an enlarged view of portion B of FIG. 5 with the connecting post partially cut away to highlight the anchor block;

FIG. 7 is an enlarged schematic view of section C of FIG. 5;

FIG. 8 is a schematic view showing the structure of the lead screw;

fig. 9 is an enlarged schematic view of a portion D in fig. 8.

In the figure, 1, a base; 11. a fixed block; 12. a slider; 2. a fixed arm; 21. a sliding groove; 22. a fixing strip; 221. a chute; 3. a movable arm; 31. a connecting rod; 32. a sliding block; 33. a guide rail; 331. caulking grooves; 332. a ball bearing; 4. a backboard; 41. a basket; 42. a reinforcing bar; 43. tempering the glass; 44. a side basket; 441. a protective sleeve; 5. a cylinder; 6. connecting columns; 61. a sliding groove; 62. a limiting hole; 63. a connecting plate; 7. a column; 71. a yielding groove; 72. a screw rod; 73. a motor; 74. mounting a plate; 741. a bolt; 8. a limiting rod; 81. and (5) fixing the rope.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows: a basketball stand, as shown in figure 2, comprises a base 1 vertically arranged on a wall and horizontal to the wall, a fixed arm 2 vertically arranged on the base 1, a movable arm 3 connected with the fixed arm 2 in a sliding way, and a backboard 4 with a basket 41 arranged on the movable arm 3. The backboard 4 comprises toughened glass 43 and a side basket 44 arranged on the periphery of the toughened glass 43, wherein a protective sleeve 441 is arranged on one side of the side basket 44 close to the ground, and the protective sleeve 441 is a U-shaped sleeve body.

As shown in fig. 2 and 3, a cavity for accommodating the movable arm 3 is formed in the fixed arm 2, an upper surface of the cavity is open, guide rails 33 are symmetrically arranged on outer walls of two sides of the movable arm 3, 4 fixing strips 22 are arranged on an inner wall of the fixed arm 2, the fixing strips 22 are arranged in parallel along the length direction of the fixed arm 2, a sliding groove 221 which slides in a matched manner with the guide rails 33 is reserved between the two fixing strips 22 aligned up and down, the sliding groove 221 extends along the length direction of the fixed arm 2, a cylinder 5 for driving the movable arm 3 to retract and release into the cavity is arranged on the base 1, a cylinder body of the cylinder 5 is hinged to the base 1, and a piston rod of the cylinder 5 is hinged to the movable arm 3. When the movable arm 3 needs to be stored, a worker drives the movable arm 3 to move towards the fixed arm 2 by driving the piston of the cylinder 5 to contract; when the digging arm 3 is moving towards base 1 direction, guide rail 33 slides in spout 221 for the digging arm 3 is steady to be accomodate in fixed arm 2, reduces the possibility that digging arm 3 rocked receiving and releasing in-process, thereby makes backboard 4 that has basket 41 and is connected with digging arm 3 move towards base 1 direction, thereby increases the size in activity place, improves the utilization ratio in place.

As shown in fig. 3 and 4, a plurality of caulking grooves 331 uniformly arranged along the length direction of the guide rail 33 are respectively formed on the opposite sides of the pair of guide rails 33, a ball 332 partially protruding from the caulking grooves 331 is rotatably connected in the caulking grooves 331, and the ball 332 is in rolling contact with the groove wall of the sliding groove 221; the balls 332 are provided to reduce friction loss when the guide rail 33 slides in the slide groove 221, thereby extending the life span of the guide rail 33.

As shown in fig. 2 and 3, a pair of reinforcing rods 42 is hinged to one side of the backboard 4 facing away from the basket 41, two parallel fixing strips 22 above the backboard extend along the length direction of the fixing arm 2 to form sliding grooves 21, and a sliding block 32 embedded in the sliding grooves 21 and connected with the pair of sliding grooves 21 in a sliding manner is arranged on one side of the reinforcing rods 42 facing away from the basket 41.

The implementation principle of the embodiment is as follows: when not using basket 41, the staff drives the digging arm 3 towards the direction motion of fixed arm 2 through the shrink that drives actuating cylinder 5 piston rod for guide rail 33 is stable in the spout 221 between two fixed strips 22 slides, reduces the possibility that digging arm 3 receive and releases in-process basket 41 and rocks, thereby steadily receive and releases digging arm 3 in fixed arm 2, increases the space size in activity place, is convenient for improve the space utilization in activity place.

Example two: a basketball stand, as shown in fig. 5 and 6, the basic structure of the present embodiment is the same as that of the first embodiment, except that: the base 1 is connected with the wall body slides, and 1 both sides of base respectively extend and are provided with 3 fixed blocks 11 that set up along 1 length direction of base equidistant, and the longitudinal section of fixed block 11 is the T type. The two sides of the base 1 are respectively provided with connecting columns 6 parallel to the wall body, the upper end and the lower end of each connecting column 6 are vertically provided with connecting plates 63 fixedly connected with the wall body, a certain space is reserved at one side of each connecting column 6 facing the wall body, the insides of the two connecting columns 6 are hollow cylinders, and one side of each connecting column 6 facing the base 1 is provided with a sliding groove 61 connected with the fixed block 11 in a sliding mode along the length direction of the connecting column.

As shown in fig. 5 and 7, a vertical column 7 parallel to the wall is vertically arranged on the wall, the vertical column 7 is a hollow section, one side of the vertical column 7 away from the wall is provided with a yielding groove 71 extending along the length direction of the vertical column 7, and one end of the yielding groove 71 close to the ground penetrates through the bottom end of the vertical column 7. Referring to fig. 8 and 9, sliding block 12 passing through abdicating groove 71 and connected with inner wall of upright post 7 in sliding manner is disposed on base 1, lead screw 72 passing through sliding block 12 and connected with sliding block 12 in threaded manner is vertically disposed on upright post 7, lead screw 72 is connected with upright post 7 in rotating manner, and motor 73 for driving lead screw 72 to rotate is disposed at bottom of upright post 7. The lower side of the upright post 7 is provided with an opening, the lower side of the upright post 7 is provided with a mounting plate 74 for fixing the screw rod 72, and the screw rod 72 passes through the mounting plate 74 and is connected with an output shaft of the motor 73. Through holes penetrating through the mounting plate 74 are formed in four corners of the mounting plate 74, connecting holes aligned with the through holes are formed in positions corresponding to the columns 7, and through holes for the end portions of the screw rods 72 to penetrate through are formed in the mounting plate 74. When installing the screw 72, a worker firstly connects the screw 72 to the sliding block 12 through a thread, slides the sliding block 12 into the upright post 7 from the opening of the upright post 7, aligns the through hole of the installation plate 74 with the connection hole, penetrates the end part of the screw 72 out of the through hole, screws the screw through the bolt 741 into the through hole and the connection hole, fixes the installation plate 74 on the upright post 7, and then connects the end part of the screw 72 protruding out of the installation plate 74 with the output shaft of the motor 73, the structure is simple, and the worker can conveniently detach and install the screw 72.

As shown in fig. 5 and 8, a limiting part for limiting the sliding height of the base 1 is arranged on the wall, the limiting part is arranged in a gap between the connecting column 6 and the wall, 5 limiting holes 62 which are arranged along the height direction of the connecting column 6 and penetrate through the connecting column 6 are arranged on the connecting column 6 at equal intervals, the distance between every two adjacent limiting holes 62 is the sliding distance of the fixing block 12 in the upright post 7 when the output shaft of the motor 73 rotates for one circle, the limiting part is 5 limiting rods 8 which penetrate through the limiting holes 62 and are used for bearing the fixing block 11, the limiting rods 8 are fixed on the wall through fixing ropes 81, the fixing ropes 81 are rope bodies made of steel materials, have higher hardness, and are reinforced by welding with the limiting rods 81 and the wall. The gap between one side of the connecting column 6 facing the wall body and the wall body is used for inserting the limiting rod 8 into the limiting hole 62. When the basketball stand is used for people with lower height, the height of the basket 41 needs to be adjusted by a worker, the worker inserts the limiting rod 8 with the corresponding height into the limiting hole 62, then the driving motor 73 rotates for a certain number of turns, the screw rod 72 is driven to rotate, in the rotating process of the screw rod 72, the sliding block 12 in threaded connection with the screw rod 72 is driven to slide in the upright post 7 along the axial direction of the screw rod 72, the base 1 is driven to move along the axial direction of the screw rod 72, the fixing block 11 connected with the base 1 is made to slide in the sliding groove 61, the fixing block 11 is made to slide to the upper surface of the limiting rod 8, and the limiting rod 8 plays a limiting role in the fixing block 11. When the motor 73 stops rotating, the fixing block 12 cannot freely slide in the upright post 7 through the self-locking function between the screw rod 72 and the fixing block 12, and the limiting rod 8 is arranged to support the fixing block 11, so that the possibility that the base 1 randomly slides on a wall body is reduced.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a basketball stand, is including setting up base (1) on the wall, fixed arm (2) of setting on base (1), setting and deviating from base (1) one end swing arm (3) and setting backboard (4) that have basket (41) on swing arm (3) at fixed arm (2), its characterized in that: a cavity for containing the movable arm (3) is formed in the fixed arm (2), the top of the cavity is provided with an opening, guide rails (33) are symmetrically arranged on the outer walls of two sides of the movable arm (3), 4 fixing strips (22) are arranged on the inner wall of the fixed arm (2), a sliding groove (221) which is matched with the guide rails (33) to slide is reserved between the two fixing strips (22) which are aligned up and down, an air cylinder (5) for driving the movable arm (3) to be retracted into the cavity is arranged on the base (1), the cylinder body of the air cylinder (5) is hinged to the base (1), and the piston rod of the air cylinder (5) is hinged to the upper surface of the movable arm (3); a plurality of embedded grooves (331) which are uniformly distributed along the length direction of the guide rail (33) are formed in each of the opposite sides of the guide rail (33), balls (332) which partially protrude out of the embedded grooves (331) are rotatably connected in the embedded grooves (331), and the balls (332) are in rolling contact with the groove walls of the sliding grooves (221); a pair of reinforcing rods (42) is arranged on one side of the backboard (4) departing from the basket (41), a sliding block (32) is connected and arranged on one side of the pair of reinforcing rods (42) departing from the backboard (4), and two parallel fixing strips (22) positioned above the sliding block are respectively extended along the length direction of the fixing arm (2) to form a sliding groove (21) which slides in a matching manner with the sliding block (32);

the base (1) is connected with a wall in a sliding mode, a plurality of fixing blocks (11) which are arranged at equal intervals along the length of the base (1) and have T-shaped sections are arranged on two sides of the base (1), connecting columns (6) which are parallel to the wall are arranged on two sides of the base (1), connecting plates (63) which are vertically fixedly connected with the wall are vertically fixedly connected to the upper ends and the lower ends of the connecting columns (6), and sliding grooves (61) which are used for being connected with the fixing blocks (11) in a sliding mode are formed in the connecting columns (6) along the length direction of the connecting columns; the utility model discloses a sliding block's of fixed block (11) is including spliced pole (6) and stand (7), the clearance that sets up the locating part is left to one side of spliced pole (6) towards the wall body, be provided with a plurality of on spliced pole (6) and pierce through spacing hole (62) of spliced pole (6) along a plurality of that spliced pole (6) direction of height set up, the locating part passes spacing hole (62) for a plurality of and is used for accepting gag lever post (8) of fixed block (11), sliding block (12) gliding distance in stand (7) when interval between two adjacent spacing holes (62) rotates a week for motor (73) output shaft.

2. A basketball stand as defined in claim 1, wherein: be fixed with stand (7) on the wall body, stand (7) are cavity form section bar, the groove of stepping down (71) that extends along stand (7) length direction is seted up to one side that stand (7) deviate from the wall body, be provided with on base (1) and pass groove of stepping down (71) and slide sliding block (12) of being connected with stand (7) inner wall, stand (7) are provided with lead screw (72) that pass sliding block (12) and with sliding block (12) threaded connection, lead screw (72) rotate with stand (7) and are connected, stand (7) bottom is provided with drive lead screw (72) pivoted motor (73).

3. A basketball stand as defined in claim 2, wherein: the lower side of the upright post (7) is provided with an opening, the lower side of the upright post (7) is detachably connected with a mounting plate (74) for mounting a screw rod (72), and the screw rod (72) penetrates through the mounting plate (74) and is connected with an output shaft of a motor (73).

4. A basketball stand as defined in claim 3, wherein: the mounting plate (74) is connected with the upright post (7) through a bolt (741).