CN114470689B

CN114470689B - Liftable basketball stand

Info

Publication number: CN114470689B
Application number: CN202210153879.8A
Authority: CN
Inventors: 毕富荣
Original assignee: Liruibao Sports Equipment Wujiang Co ltd
Current assignee: Liruibao Sports Equipment Wujiang Co ltd
Priority date: 2022-02-19
Filing date: 2022-02-19
Publication date: 2022-12-02
Anticipated expiration: 2042-02-19
Also published as: CN114470689A

Abstract

The utility model belongs to the technical field of sports equipment and specifically relates to a liftable basketball stands, including backboard, stand and weight box, the one end of stand and the tip fixed connection of weight box, backboard slidable mounting is on the stand, be equipped with elevating system on the stand, elevating system includes crossbeam, lead screw and driving source, the lead screw is installed in the stand along vertical direction rotation, the one end screw-thread fit of crossbeam is on the lead screw, the one end fixed connection of lead screw is kept away from to backboard and crossbeam, the driving source rotates the tip of installing on the stand and being close to the lead screw, driving source drive lead screw rotates, and this application has improved after traditional mode regulation backboard height, the distance between backboard and the stand shortens for basketball motion is unsafe problem, can reach the effect that improves basketball motion's security.

Description

Liftable basketball stand

Technical Field

The application relates to the field of sports equipment, in particular to a liftable basketball stand.

Background

Basketball stands are basketball sports equipment that include a backboard and backboard brace that are centrally mounted at each end of a basketball court and require sufficient rigidity and strength. In order to enable people of different groups to participate in basketball, basketball stands are usually designed to be capable of being lifted, so that people of different height conditions are met.

At present, liftable basketball stands, including hydraulic pressure over-and-under type and hand over-and-under type, hydraulic pressure over-and-under type's cost is higher, and need the professional to carry out altitude mixture control, consequently it is hand over-and-under type basketball stands to use more, including the backboard, the stand, the weight box, hand lead screw and sleeve, the one end fixed mounting of stand is on the weight box, the other end articulates there is the pull rod, and the pin joint that is located on the pull rod is close to the tip of pull rod, the one end that the stand was kept away from to the pull rod is articulated with the backboard, the other end is articulated with the sleeve, the one end that the pull rod was kept away from to the sleeve is towards the weight box, hand lead screw thread fit in the sleeve, and hand lead screw rotates with the stand towards the one end of weight box and is connected, through rotating hand lead screw, it removes to drive the pull rod around its pin joint with the stand rotates, thereby realize the regulation to backboard height.

Because there is comparatively violent attack action in the basketball movement, but in above-mentioned technical scheme, after adjusting backboard height, when the pull rod is in non-vertical state with the stand, the distance between backboard and the stand shortens for sportsman's buffer distance shortens, and the condition of striking the stand easily takes place, and is unsafe.

Disclosure of Invention

In order to improve basketball movement's security when adjusting backboard height, this application provides a basketball stands of liftable.

The application provides a basketball stands of liftable adopts following technical scheme:

the utility model provides a liftable basketball stands, includes backboard, stand and weight box, the one end of stand and the tip fixed connection of weight box, it is equipped with the crossbeam to keep away from weight box department on the stand, backboard fixed mounting is on the crossbeam, be equipped with elevating system on the stand, elevating system includes lead screw and driving source, the lead screw is installed in the stand along vertical direction rotation, the one end screw-thread fit of crossbeam is on the lead screw, the driving source is installed the tip that is close to the lead screw on the stand, driving source drive lead screw rotates.

By adopting the technical scheme, the lifting mechanism is arranged, the height of the backboard can be conveniently adjusted through the lifting mechanism, and meanwhile, the distance between the backboard and the stand column is not changed, so that the safety of basketball movement is convenient to improve, the lead screw is arranged, the purpose of lifting the cross beam can be conveniently realized through the lead screw, the driving source is arranged, the lead screw is conveniently driven to drive to rotate through the driving source, so that the height of the cross beam can be adjusted, one end of the cross beam is in threaded fit with the lead screw, the backboard can be conveniently supported through the cross beam, and meanwhile, the height of the backboard can be adjusted by adjusting the height of the cross beam.

In a specific possible embodiment, a mounting plate is arranged in the upright column and close to the weight box, one end of the screw rod is rotatably mounted on the mounting plate, and the other end of the screw rod is rotatably mounted at the top end of the upright column.

Through adopting above-mentioned technical scheme, set up the mounting panel, make things convenient for the lead screw to install on the mounting panel, improve lead screw pivoted stability.

In a specific possible embodiment, a positioning plate is arranged in the upright column, one end of the positioning plate is rotatably connected with the bottom wall of the upright column, and the other end of the positioning plate extends to the top of the upright column.

Through adopting above-mentioned technical scheme, set up the locating plate, conveniently fix a position the crossbeam through the locating plate to realize that the crossbeam stops at the effect of arbitrary height, rotate the one end and the stand diapire of locating plate and be connected, rotate through the drive locating plate, make the locating plate compress tightly the crossbeam, thereby fix a position the crossbeam.

In a specific practical implementation formula, the driving source includes actuating lever and drive gear, slidable mounting has the sleeve on the actuating lever, the sleeve rotates with the actuating lever is synchronous, drive gear fixed mounting is on the sleeve, actuating lever slidable mounting is on the stand, and the one end of actuating lever passes the locating plate, the one end fixed mounting who is close to the actuating lever on the lead screw has driven gear, driven gear and drive gear meshing.

Through adopting above-mentioned technical scheme, set up the actuating lever, conveniently rotate through actuating lever drive lead screw, set up drive gear, make things convenient for the actuating lever to pass through drive gear and drive the lead screw and rotate, set up the sleeve, make things convenient for drive gear to install on the sleeve, with sleeve slidable mounting on the actuating lever, make things convenient for the relative sleeve of actuating lever to slide, keep drive gear's position unchangeable simultaneously, set up driven gear, make things convenient for drive gear to drive driven gear and rotate to it rotates to drive the lead screw.

In a specific possible implementation manner, the driving source further includes a handle, the handle is rotatably connected to one end of the driving rod away from the positioning plate, and the handle drives the driving rod to rotate.

Through adopting above-mentioned technical scheme, set up the handle, conveniently drive the drive lever through the handle and rotate to drive the lead screw and rotate, rotate handle and actuating lever and be connected, conveniently through rotating handle, make the handle contradict with the lateral wall of stand, thereby drive the actuating lever and slide in the sleeve, drive the locating plate and rotate, realize the location to the crossbeam.

In a specific implementation scheme, one end of the driving rod close to the positioning plate is fixedly provided with a limiting plate, the driving rod is sleeved with a spring, one end of the spring is abutted against the end face of the limiting plate, and the other end of the spring is abutted against the side wall of the positioning plate.

Through adopting above-mentioned technical scheme, set up the limiting plate, make things convenient for the actuating lever to pass through the limiting plate and drive the locating plate and remove, set up the spring, make things convenient for reseing of actuating lever, simultaneously, under the state that the locating plate keeps the location to the crossbeam, make the actuating lever receive the elasticity of spring and the power that the locating plate resumes upright state simultaneously to make handle and stand location joint inseparabler.

In a specific possible implementation scheme, the lifting mechanism further comprises a first pulley, the first pulley is rotatably installed on the side wall of the cross beam located in the upright column, and the first pulley is abutted against the side wall of the positioning plate.

Through adopting above-mentioned technical scheme, set up pulley one, the convenience is contradicted with the lateral wall of locating plate through pulley one to make the crossbeam remove more stable, simultaneously, through rotating the locating plate, make locating plate and pulley one compress tightly, thereby realize the location to the crossbeam.

In a specific implementation scheme, the lifting mechanism further comprises a first sliding sleeve and a second pulley, the first sliding sleeve is fixedly installed at one end, located at the stand column, of the cross beam and is installed on the stand column in a sliding mode, the second pulley is arranged on the inner wall, facing the stand column, of the first sliding sleeve, and the second pulley is abutted to the side wall of the stand column.

Through adopting above-mentioned technical scheme, set up sliding sleeve one, conveniently improve the stability that crossbeam and stand are connected, set up pulley two, conveniently improve sliding sleeve two gliding stability on the stand, simultaneously, through pulley one and the cooperation of pulley two, reduce the lead screw atress to the life of extension lead screw.

In a specific implementation, the lifting mechanism further comprises a first supporting rod, one end of the first supporting rod is rotatably connected with a second sliding sleeve, the other end of the first supporting rod is rotatably connected with a positioning sleeve, the second sliding sleeve is slidably mounted on the cross beam, and the positioning sleeve is slidably mounted on the stand column.

Through adopting above-mentioned technical scheme, set up bracing piece one, conveniently realize the support of pillar to the crossbeam through bracing piece one, make stand, bracing piece one and crossbeam form the triangle-shaped structure to further improve the stability of crossbeam location, set up sliding sleeve two, slide on the crossbeam through sliding sleeve two, make things convenient for the regulation of crossbeam height, set up the position sleeve, conveniently provide the support through the position sleeve to bracing piece one.

In a specific possible implementation scheme, the lifting mechanism further comprises a second supporting rod, one end of the second supporting rod is rotatably connected with the upper end face of the weight box, and the other end of the second supporting rod is rotatably connected with the positioning sleeve.

By adopting the technical scheme, the second support rod is arranged, the second support rod can conveniently support the stand column through the weight box, and therefore the stability of the basketball stand is improved.

In summary, the present application includes at least one of the following advantages:

1. this application is through setting up elevating system, conveniently adjusts the height of backboard through elevating system, keeps the distance of backboard and stand unchangeable simultaneously to improve basketball motion's security.

2. This application is through setting up bracing piece one and sliding sleeve two, and the stability of crossbeam is improved through bracing piece one to the convenience slides on the crossbeam through sliding sleeve two to the altitude mixture control of the crossbeam of being convenient for.

3. This application is through setting up the locating plate, conveniently passes through the locating plate with the arbitrary high position of crossbeam location on the stand, satisfies basketball stands demand of co-altitude not.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a sectional view of a pillar in an embodiment of the present application.

Fig. 3 is an enlarged view of a point a in fig. 2.

Fig. 4 is a top view of an embodiment of the present application.

Description of reference numerals:

1. a column; 11. positioning a groove; 2. a weight box; 3. a backboard; 4. a lifting mechanism; 41. a cross beam; 411. a first sliding sleeve; 412. a first pulley; 413. a second pulley; 42. a screw rod; 421. a driven gear; 43. a drive source; 431. a drive rod; 432. a sleeve; 433. a drive gear; 434. a limiting plate; 435. a spring; 436. a handle; 44. positioning a plate; 45. a first supporting rod; 451. a second sliding sleeve; 452. a positioning sleeve; 46. a second supporting rod; 47. and (7) mounting the plate.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses basketball stands of liftable, refer to fig. 1, including backboard 3, stand 1 and weight box 2, stand 1 fixed mounting is on the surface of 2 length direction's of weight box one end, and slidable mounting has crossbeam 41 on the stand 1, and backboard 3 fixed mounting is at the tip that stand 1 was kept away from to crossbeam 41, installs elevating system 4 on the stand 1, adjusts the height of crossbeam 41 on stand 1 through elevating system 4 to adjust backboard 3's height.

Referring to fig. 2, the lifting mechanism 4 includes a screw rod 42 and a driving source 43, a mounting plate 47 is fixedly mounted on a side wall in the column 1, one end of the screw rod 42 is rotatably mounted on the mounting plate 47 through a bearing, the other end of the screw rod is rotatably mounted on a top wall of the column 1, one end of the beam 41, which is far away from the backboard 3, is in threaded fit with the screw rod 42, a sliding groove for the beam 41 to slide is formed in the column 1, the screw rod 42 is driven to rotate through the driving source 43, the beam 41 is driven to slide on the column 1 along the vertical direction, and therefore the height of the beam 41 is adjusted.

Referring to fig. 3, the driving source 43 includes a driving rod 431, a driving gear 433, and a handle 436, the driving rod 431 is slidably mounted on the column 1 and located below the screw rod 42, and can rotate relative to the column 1, the handle 436 is rotatably mounted at one end of the driving rod 431, and the rotating direction of the handle 436 is the axial direction of the driving rod 431, a positioning groove 11 is formed in the column 1 near the handle 436, and when the handle 436 rotates to collide with the column 1, the joint of the handle 436 can be clamped with the positioning groove 11. The driving rod 431 is provided with a sleeve 432 in a sliding mode, the sleeve 432 is connected with the driving rod 431 through a key strip, the driving gear 433 is fixedly arranged on the sleeve 432, one end of the sleeve 432 is abutted against the inner wall of the upright post 1, when the driving rod 431 slides relative to the upright post 1, the sleeve 432 is enabled to slide relative to the driving rod 431 due to the fact that the sleeve 432 is abutted against the inner wall of the upright post 1, and therefore the relative position of the driving gear 433 is kept unchanged. One end fixed mounting that is close to the actuating lever 431 on the lead screw 42 has driven gear 421, and drive gear 433 and driven gear 421 meshing drive lever 431 through handle 436 and rotate, and actuating lever 431 drives drive gear 433 and rotates, and drive gear 433 drives driven gear 421 and rotates to make driven gear 421 drive lead screw 42 rotate.

Referring to fig. 2, install locating plate 44 in the stand 1, locating plate 44 is for containing elastic steel sheet, and the one end of locating plate 44 rotates with the diapire of stand 1 to be connected, and the other end is contradicted with the roof of stand 1, referring to fig. 3, waist type hole has been seted up on locating plate 44, and drive rod 431 passes waist type hole and installs on the lateral wall of stand 1, and when drive rod 431 drove locating plate 44 and rotated the diapire of opposite post 1, drive rod 431 slided in waist type hole. A limiting plate 434 is fixedly arranged at one end, far away from the handle 436, of the driving rod 431, the diameter of the limiting plate 434 is larger than the width of the waist-shaped hole, a spring 435 is sleeved on the driving rod 431, one end of the spring 435 is abutted against the end face of the limiting plate 434, and the other end of the spring 435 is abutted against the side wall of the positioning plate 44. The handle 436 is rotated along the axis of the driving rod 431, so that the handle 436 abuts against the side wall of the upright post 1, the handle 436 is continuously rotated, the driving rod 431 slides relative to the upright post 1, the limiting plate 434 is driven to compress the spring 435, the spring 435 is pressed against the side wall of the positioning plate 44, and the positioning plate 44 is driven to rotate around the bottom wall of the upright post 1.

Referring to fig. 4, a first sliding sleeve 411 is fixedly installed on a side wall of the cross beam 41, the first sliding sleeve 411 is installed on an outer wall of the upright post 1 in a sliding manner, a second pulley 413 is installed on the side wall of the first sliding sleeve 411 facing the upright post 1 in a rotating manner, the surface of the second pulley 413 abuts against the side wall of the upright post 1, the first pulley 412 is installed on the side wall of the cross beam 41 in a threaded manner, the surface of the first pulley 412 abuts against the side wall of the positioning plate 44, and the screw rod 42 drives the cross beam 41 to move, so that the first pulley 412 is driven to slide along the side wall of the positioning plate 44, and the second pulley 413 is driven to slide along the side wall of the upright post 1.

Referring to fig. 2, the lifting mechanism 4 further includes a first support rod 45 and a second support rod 46, one end of the first support rod 45 is rotatably connected with a second sliding sleeve 451, the other end of the first support rod is rotatably connected with a positioning sleeve 452, the second sliding sleeve 451 is slidably mounted on the cross beam 41, a plurality of balls are embedded in the second sliding sleeve 451 towards the inner wall of the cross beam 41, the surfaces of the balls are abutted against the side wall of the cross beam 41, and the second sliding sleeve 451 is slidably mounted on the upright 1. One end of the second support rod 46 is rotatably connected with the upper end surface of the weight box 2, and the other end is rotatably connected with the side wall of the positioning sleeve 452. The second support rod 46 is used for positioning the positioning sleeve 452 so as to provide support for the first support rod 45, the second sliding sleeve 451 slides on the cross beam 41 in the lifting process of the cross beam 41, and the first support rod 45 is used for providing support for the cross beam 41.

Referring to fig. 2, a box door is rotatably installed at one end, far away from the upright post 1, of the weight box 2, and a heavy object is added into the weight box 2 by opening the box door, so that the weight box 2 is balanced.

The working principle of the embodiment of the application is as follows: when the height of the backboard 3 needs to be adjusted, the handle 436 rotates around the axis of the driving shaft to drive the driving rod 431 to rotate, so as to drive the screw rod 42 to rotate, the screw rod 42 drives the beam 41 to slide along the upright post 1, when the beam 41 slides to a proper position, the handle 436 rotates around the end part of the driving rod 431 along the axis direction of the driving rod 431, so that one end of the handle 436, which is far away from the driving rod 431, is abutted against the side wall of the upright post 1, the handle 436 continues to rotate, the driving rod 431 is driven to slide relative to the upright post 1, the limiting plate 434 compresses the spring 435, and the positioning plate 44 rotates, so that the positioning plate 44 abuts against the surface of the pulley one 412, the positioning plate 44, which is positioned below the pulley one 412, is bent, the position of the beam 41 at any position is realized, so that the situation that the positioning of the beam 41 by the screw rod 42 is abraded, the space below the pulley one end of the pulley one 412 is smaller than the normal sliding space of the pulley one 412, so as to prevent the pulley one 412 from sliding, the beam 41 from sliding at any position is positioned by the handle, and the positioning plate by the spring 431 and the positioning groove 431 is applied to the upright positioning point of the handle 431, so that the positioning of the positioning plate 431 and the positioning groove 431 is restored to the positioning groove 11, and the handle 431 is fastened by the positioning groove 11, and the positioning groove 11, and the handle 431 is fastened by the positioning groove, and the handle 431; when the height of the backboard 3 needs to be adjusted again, the handle 436 is rotated along the axis of the driving rod 431, the handle 436 is separated from the upright post 1, the driving rod 431 slides on the upright post 1 under the action of the spring 435, the positioning plate 44 is reset under the action of its own elasticity, and then the above steps are repeated to adjust the cross beam 41.

The above is the preferred embodiment of the present application, and the protection scope of the present application is not limited thereby, so: all equivalent changes in the structure, shape and principle of the present application should be covered by the protection scope of the present application.

Claims

1. The utility model provides a liftable basketball stands, includes backboard (3), stand (1) and weight box (2), the one end of stand (1) and the tip fixed connection of weight box (2), keep away from weight box (2) department on stand (1) and be equipped with crossbeam (41), backboard (3) fixed mounting is on crossbeam (41), its characterized in that: the lifting mechanism (4) is arranged on the upright post (1), the lifting mechanism (4) comprises a screw rod (42) and a driving source (43), the screw rod (42) is rotatably installed in the upright post (1) along the vertical direction, one end of the cross beam (41) is in threaded fit with the screw rod (42), the driving source (43) is installed on the end part, close to the screw rod (42), of the upright post (1), and the driving source (43) drives the screw rod (42) to rotate;

the lifting mechanism (4) further comprises a first supporting rod (45), one end of the first supporting rod (45) is rotatably connected with a second sliding sleeve (451), the other end of the first supporting rod is rotatably connected with a positioning sleeve (452), the second sliding sleeve (451) is slidably mounted on the cross beam (41), and the positioning sleeve (452) is slidably mounted on the upright post (1);

the lifting mechanism (4) further comprises a second supporting rod (46), one end of the second supporting rod (46) is rotatably connected with the upper end face of the weight box (2), and the other end of the second supporting rod is rotatably connected with the positioning sleeve (452).

2. The liftable basketball stand of claim 1, wherein: be equipped with mounting panel (47) near weight box (2) department in stand (1), the one end of lead screw (42) is rotated and is installed on mounting panel (47), and the other end is rotated and is installed the top at stand (1).

3. The liftable basketball stand of claim 1, wherein: be equipped with locating plate (44) in stand (1), the one end and the diapire of stand (1) of locating plate (44) are rotated and are connected, and the other end extends to the top of stand (1).

4. The liftable basketball stand of claim 3, wherein: the driving source (43) comprises a driving rod (431) and a driving gear (433), a sleeve (432) is arranged on the driving rod (431) in a sliding mode, the sleeve (432) rotates synchronously with the driving rod (431), the driving gear (433) is fixedly arranged on the sleeve (432), the driving rod (431) is arranged on the stand column (1) in a sliding mode, one end of the driving rod (431) penetrates through the positioning plate (44), a driven gear (421) is fixedly arranged at one end, close to the driving rod (431), of the lead screw (42), and the driven gear (421) is meshed with the driving gear (433).

5. The basketball stand of claim 4, wherein the basketball stand is capable of being lifted and lowered: the driving source (43) further comprises a handle (436), the handle (436) is rotatably connected with one end, away from the positioning plate (44), of the driving rod (431), and the handle (436) drives the driving rod (431) to rotate.

6. The basketball stand of claim 5, wherein the basketball stand is capable of being lifted and lowered: one end fixed mounting that actuating lever (431) are close to locating plate (44) has limiting plate (434), the cover is equipped with spring (435) on actuating lever (431), the one end of spring (435) is contradicted with the terminal surface of limiting plate (434), and the other end is contradicted with the lateral wall of locating plate (44).

7. The liftable basketball stand of claim 3, wherein: the lifting mechanism (4) further comprises a first pulley (412), the first pulley (412) is rotatably installed on the side wall, located in the upright post (1), of the cross beam (41), and the first pulley (412) is abutted to the side wall of the positioning plate (44).

8. The liftable basketball stand of claim 1, wherein: elevating system (4) still include sliding sleeve (411) and pulley two (413), sliding sleeve (411) fixed mounting is located one end and the slidable mounting of stand (1) department at crossbeam (41) on stand (1), sliding sleeve (411) are equipped with pulley two (413) towards the inner wall of stand (1), pulley two (413) are contradicted with stand (1) lateral wall.