JP3045839U - Mobile basket stand - Google Patents

Abstract

(57) [Summary] [Problem] When storing a basket stand, it does not move forward and does not require a separation distance, and the operability of the basket stand body during competition use or storage is easy and safety is maintained. In addition to reducing the cost of manufacturing covers to ensure safety during competition,
Easy operability is obtained. SOLUTION: A structure in which a connecting frame is integrally connected to an elevating frame, main and sub columns are formed in a reduced scale to predetermined dimensions, and a protruding portion and a receiving bracket are provided to obtain stability of both columns and ease of storage. In addition, in order to ensure the safety in the game, an operation mechanism including a starting rod, an interlocking rod and an interlocking arm is formed to facilitate the raising and lowering operation of the cover.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a mobile basket stand based on the competition rules of the Japan Basketball Association. In particular, the upper end of the sub-post and the rear part of the connecting frame do not come into contact with the wall surface when seated or stored, and the machine is used. The present invention relates to a mobile basketball table that secures safety in competition by operating a cover that can be raised and lowered to open and close a gap formed between a floor surface and a base.

[0002]

[Prior art]

 Conventionally, this type of movable basket stand has a main support and a sub-support standing upright at a base front position having moving wheels, and a rotatable frame having a backboard at a tip thereof is rotatably connected. It is known to set up. In addition, there is also a known type in which a cover surrounding a main support and a sub-support is arranged in a removable manner along a gap between a floor surface and a base (see, for example, FIG. 4A).

[0003]

[Problems to be solved by the invention]

 In the case of the former one described in the prior art, for example, as shown in FIG. 4 (b), after the game is over, when the basket stand is stored, the main and sub pillars standing on the base stand upright. The transition from the state to the sitting state is performed, but the basket base body is moved from the predetermined position during use of the game in the direction of the forward arrow (see FIG. 4 (a)), and then each of the columns is rotated. When sitting in a small gymnasium, when moving up and down in a small gymnasium, moving from the predetermined position to the center position is a dangerous situation because the lifting frame is in the set-up state with the lifting frame protruding upward, so the center of gravity is at the top and unstable. However, there is a problem that the operation becomes difficult. Also, when sitting down and storing, the rear end of the lifting frame is projected outward and does not come into contact with the wall surface. It also had problems.

In the latter case, as shown in FIG. 4 (a), the gap between the floor surface and the base and the cover from the floor surface to the upper positions of the columns are covered with the cover, which hinders watching the game. In addition, when storing the basket stand, it is necessary to peel off and store the Velcro, etc., and it is not only troublesome to replace the Velcro due to the decrease in the fastening force due to repeated use, but also to prepare a separate cover storage etc. It also had the problem of having to do so.

The present invention has been made in view of the above-mentioned problems of the prior art. The purpose of the present invention is to make the upper end of the sub-post and the rear part of the connecting frame come into contact with the wall surface when the basket stand is stored. In order to prevent this, a connecting frame is provided, the base end of one side is extended, and the main and sub-posts are formed on a reduced scale. The goal is to provide a mobile basket stand that opens and closes the cover to ensure the safety of the game and that does not require a storage space for the cover.

[0006]

[Means for Solving the Problems]

 In order to achieve the above object, in the basket stand of the present invention, the main support and the auxiliary support are formed on the base on which the moving wheels are installed so as to stand up or sit down via a rotating shaft, respectively, and the leading end is supported. A connecting frame integrally connected to a lifting frame with a backboard is provided, and one lower end of the connecting frame is extended and connected to the sub-post, while the other base end is connected to the main post. When the basket stand is stored, the main support and the sub-support are each formed to a predetermined size so that the rear portion of the connection frame and the upper end of the sub-support do not abut against the wall surface when the main body is seated.

In order to achieve the same object, in the basket stand of the present invention, after attaching a cushioning material to an outer peripheral surface portion of the base and a swinging surface portion interlocking with the main support, A cover covered with synthetic leather or the like, a retaining mechanism fixedly mounted at the left-right symmetrical position outside the base and engaging a sliding pin provided inside the cover with a guide frame to which an elevating pin is attached; An actuating rod having one end pivotally attached to one side of the main support and a long groove at the other end, an interlocking rod having a sliding pin engaged with the long groove, and one end of an interlocking arm pivotally attached to both ends, respectively. An actuating mechanism comprising an interlocking arm having one end pivotally connected to the interlocking rod and the other end pivotally connected to the bottom of the base; and an engaging and disengaging operation of an engagement recess provided on the base and an engagement pin formed on the cover side. And a cover raising / lowering mechanism including a release lever to perform the operation.

Further, in order to achieve the same object, in the basket stand of the present invention, there are provided protrusions respectively provided at the upper and lower ends of the main support along the rotation direction, and a lower end of the connection frame. And a support fitting respectively formed on the bottom of the base and the protruding part. The protruding part is engaged with the receiving fitting when the main support is standing up. The main support, the connecting frame, and the elevating frame are stood upright.

[0009]

[Embodiment of the invention]

 Embodiments of the present invention will be described based on examples with reference to the drawings. In FIGS. 1 and 2, the main support 2 and the sub-support 3 are erected or seated on a base 1 on which a moving wheel 8 is mounted via a rotating shaft 7 (bearings 9, 9a, 9b, 9c) respectively. The elevating frame 4 having the backboard a at the tip and the connecting frame 6 are integrally connected, and one base end of the connecting frame 6 is extended so as to exhibit an elephant nose shape. It is connected to the sub-post 3 while connecting the other end of the base to the main post 2. When the two post-posts 2 and 3 are shifted from the standing state to the sitting state after the competition, the connecting frame 6 is connected. Since the rear column 2 and the column 3 are each formed to have a predetermined size so as not to abut on the wall surface 22, the rear basket and the sub-column 3 can be mounted on the floor 23 at the time of the competition. Standing and reclining, that is, the use of the competition or the storage of the basket stand is performed smoothly (see FIG. 2 (a)). ).

The base 1 is covered with a cover 5 surrounded by synthetic leather or the like after a cushioning material is attached to an outer peripheral surface portion and a swinging surface portion interlocking with the main support 2. The bar 5 descends to the floor surface 23 when the game is used, closes the gap between the moving wheels 8 and the base 1, and is raised after the game is finished, so that the basket base body is smoothly moved. (See FIG. 2 (a)).

Further, when the main column 2 and the sub column 3 are shifted from the upright state (during competition use) to the sitting state (during storage), the swinging portion cover 5a connected to the main column 2 is moved forward. In addition to the opening, the engagement between the main column lower end protruding portion 16 provided at the lower end portion of the main column 2 along the rotation direction and the base portion receiving bracket 18 provided at the bottom of the base 1 is also released. It is configured to store the basket stand body.

In FIG. 3, a rotatable guide pin 12 pivotally mounted on the outer peripheral side surface of the base 1 at left and right and vertically symmetrical positions, and a guide frame 11 fitted and moved up and down are provided inside the cover 5 by the guides. The retaining mechanism is fixed to the pin 12 so that the guide frame 11 slides along the guide pin 12 to smoothly move the cover 5 up and down. The lifting pins 10 are provided at appropriate positions on the lifting guide 11.

In the base 1, a starting rod 19 having one end pivotally connected to one side of the main support 2 and a long groove (not shown) at the other end, and a sliding pin 26 engaged with the long groove, both ends of the base 1. And an interlocking arm 20 having one end pivotally connected to the interlocking arm 21 and the interlocking arm 21 having one end pivotally connected to the interlocking rod 20 and the other end pivotally connected to the bottom of the base 1. The release rod 14 protruding above the base 1 is integrally connected with an engagement pin 25 in the lock portion 13, and is engaged with an engagement recess 24 provided in one side of the base 1 by spring tension. The cover 5 is constituted by a cover elevating mechanism that separates from the base 1 and holds the cover 5 when it is engaged (see FIG. 3A).

When the basket stand body is reclined, the starting rod 19 rises in conjunction with the movement of the main column 2, and the sliding pin 26 of the interlocking rod 20 engaged with the long groove of the starting rod 19 moves. The cover 5 rises as the linking rod 20 comes into contact with the guide pin 26 fixed to the guide frame 11 and rises by the rise of the linking arm 21 in conjunction with the movement, thereby raising the floor 5 and the bottom of the base 1. To create a gap. The release rod 14 is only held when the cover 5 is raised and the above-mentioned gap is generated, and the engagement recess 24 and the engagement pin 25 are engaged to hold the cover 5 at the raised position. Is released by sliding the release rod 14 against the spring to release the engagement.

The main column 2 and the sub column 3 are pivotally mounted on a rotating shaft 7 and stand up and are in a sitting state. In order to smoothly and firmly hold the operation, the main column 2 and the sub column 3 are turned to the upper and lower ends of the main column 2. Protrusions 15 and 16 are formed along the direction of movement, and receiving metal fittings are provided at the lower end of the connection frame 6 and the bottom of the base 1 respectively, so that the protrusions 15 and the lower end of the connection frame are received. The metal fitting 17 is configured to be engaged with and disengaged from the projection 16 and the base bottom receiving metal fitting 18 (see FIG. 3B).

FIGS. 4 (a) and 4 (b) show a conventional example, in which an elevating frame 4 'is directly connected to both a main 2' and a sub 3 'support via a rotating shaft, and covers 5', 5 ' 'b, which has obstacles for attaching / detaching the cover and watching the game.In addition, when the aircraft is stored, it moves in the direction of the forward arrow with the center of gravity positioned at the top, and is unstable and dangerous. In addition, there is a problem such as a storage location of the cover which has been detached at the time of storage, and a separation distance 1 is required so that the elevating frame 4 ′ does not abut against the wall surface 22 ′ when stored.

[0017]

[Effect of the invention]

 Since the present invention is configured as described above, it has the following effects.

A connecting frame 6 connected to the elevating frame 4 is provided and connected to the main and sub struts reduced in scale, respectively, so that the sub-post and the rear of the elevating frame do not protrude rearward from the rear surface of the base when the body is stored, so that the predetermined position is maintained. It is easy to operate and safe because it can be set and stored with the aircraft installed. In addition, when the main and sub-posts are set up, the dimensions specified in the competition rules, such as the height and height of the elevating frame and the goal ring and backboard provided at its tip, are cleared.

By operating the release rod, the cover can be freely moved up and down. In particular, when the airframe is used, the gap between the floor and the base is closed by lowering the front and both side covers, and the cover for covering the base is used. It is remarkable that by joining plate-shaped independent covers without forming them partially in a box shape, it is easy to manufacture and significant cost reduction is achieved.

At the time of use of the set, each of the projections provided at the upper and lower ends of the main support, the lower end of the connection frame behind the elevating frame, and the receiving bracket provided at the base of the base, and the pivoting by the rotation shaft. The two-point support keeps both pillars standing upright, while controlling the swing of the lifting frame caused by the impact of the goal ring and the backboard provided at the tip of the lifting frame to increase stability.

The setting and storage start-up operation is manually performed by a known method, such as an electric or manual hydraulic cylinder or screw jack or spring.

[Brief description of the drawings]

FIG. 1 is a side view of the whole structure showing one embodiment of the present invention.

FIG. 2 is an explanatory side view (a) of a storage state in the same example and an enlarged perspective view (b) of a main part in the storage state.

FIG. 3 is an explanatory side view (a) of an operation state of the base cover of the same example, and a sectional front view (b) of a main part showing a hooked state of a main support and a fitted state of the base and the cover. .

FIGS. 4A and 4B are a side view showing the entire structure of a conventional example and an explanatory side view in a sitting state.

[Explanation of symbols]

 1, 1 'base 5, 5a, 5', 5'b cover 6 connecting frame 10 elevating pin 14 release rod 15 main column upper end projecting portion 16 main column lower projecting portion 17 connecting frame lower end receiving bracket 18 base Part receiving bracket 19 Starting rod 20 Interlocking rod 21 Interlocking arm 24 Engagement concave part 25 Engagement pin 26 Sliding pin l Separation distance

Claims (3)

[Utility model registration claims] 1. A connection in which a main support and a sub-support are formed on a base on which a moving wheel is installed so as to stand or sit through a rotation shaft, respectively, and are integrally connected to an elevating frame having a backboard at a tip. A frame is provided, and a lower end of the lower end is extended to connect with the sub strut, while the other end is connected to the main strut. When the basket stand is stored, the connection is made when the main body is seated. A movable basket stand in which the main support and the sub-support are each formed to a predetermined size so that the rear portion of the frame and the upper end of the sub-support do not abut against the wall surface. 2. A cover covered with synthetic leather or the like after attaching a cushioning material to an outer peripheral surface portion of the base and a swinging surface portion interlocked with the main support, and fixed to a position symmetrical to the outside of the base. A locking mechanism for engaging a guide pin provided on the inside of the cover with a guide frame to which a lifting pin is attached; an activation rod having one end pivotally connected to one side of the main support and having a long groove at the other end; An interlocking rod having a sliding pin that engages with the long groove and having one end of an interlocking arm pivotally attached to both ends thereof, and an interlocking arm having one end pivotally connected to the interlocking rod and the other end pivotally attached to the base bottom. 2. The movable basket according to claim 1, further comprising: an operating mechanism comprising: a cover elevating mechanism comprising an engaging recess provided on the base and a release rod for engaging and disengaging an engaging pin formed on the cover. Stand. 3. Protrusions provided at upper and lower ends of the main support along the rotation direction, and receiving fittings respectively engaged with the protrusions at the lower end of the connection frame and the bottom of the base. 3. The movement according to claim 1, wherein when the main support is raised, the main support, the connection frame, and the lifting frame are firmly supported on the base by engaging the protrusion with the receiving fitting. Type basket stand.