CN203123485U

CN203123485U - Foldable basketball stand

Info

Publication number: CN203123485U
Application number: CN 201320100936
Authority: CN
Inventors: 罗春芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-03-06
Filing date: 2013-03-06
Publication date: 2013-08-14
Anticipated expiration: 2023-03-06

Abstract

The utility model discloses a foldable basketball stand which comprises a shooting ring, a backboard, a backboard fixing frame and a support frame, wherein the support frame is connected at the lower end of the backboard fixing frame. The support frame comprises two side supports which are connected on two sides of the lower end of the backboard fixing frame respectively, each side support comprises a first support tube, a second support tube, a third support tube and a positioning part for connecting the first support tube, the second support tube and the third support tube to form a crossed frame, each first support tube and each second support tube are correspondingly connected at the front end and the rear end of the corresponding positioning part respectively, a sliding way is formed on each positioning part and penetrates through the upper end surface and the lower end surface of the corresponding positioning part, each third support tube penetrates through the corresponding sliding way and extends outside the upper end surface and the lower end surface of the corresponding positioning part, a pivotal shaft is arranged in each sliding way along the left-right direction, each third support tube is pivoted on the corresponding pivotal shaft, and the support frame is folded and unfolded through front-back rotation of the third support tubes around the pivotal shafts in the sliding ways. The foldable basketball stand is simple in structure, convenient and fast to operate, high in structural strength and small in occupied space after folded.

Description

Collapsible basketball stands

Technical field

The utility model relates to the field of sports equipment technology, refers in particular to a kind of collapsible basketball stands.

Background technology

Existing basketball stands adopt fixed design mostly, and there are many defectives in fixed basketball stands, for example; The bulky people of being not easy to take in and deposit, if be placed in indoorly, it is big to take up room obsolete the time, if place the outdoor basketball stands damage of getting rusty that can cause because exposing to wind and rain etc. again, have influenced the service life of basketball stands.

Some defectives in view of said fixing formula basketball stands, but the someone designed the basketball stands of folding, expansion afterwards, like this, people take basketball stands to suitable occasion and launch to use when needs use, and after finishing using, the basketball stands folding can be taken back again and deposit, really, these foldable basketball stands especially are fit to people's amusement and exercise shooting, make people can carry basketball stands and launch motion to a plurality of occasions, its practicality is greatly enhanced, and provides convenience to people.

Yet, in actual use, tend to find, but present folding basketball stands, its ubiquity structural strength is not enough, complex structure, folding, assembling difficulty and folding after the still problem such as bigger that takes up room; By this, but need work out some problems that a kind of new technical scheme solves above-mentioned folding basketball stands.

The utility model content

The utility model is at the disappearance of prior art existence, its main purpose provides a kind of collapsible basketball stands, and it is simple in structure, structural strength is good, can carry out folding and expansion quickly and easily, and it is little to take up room after its folding, is convenient to people and takes in, carries and use.

For achieving the above object, the utility model adopts following technical scheme:

A kind of collapsible basketball stands, include shooting circle, backboard, backboard fixed mount and bracing frame, this shooting circle is arranged on the backboard, this backboard is fixed on the backboard fixed mount, this bracing frame is connected in backboard fixed mount lower end, this bracing frame includes two side stands that are connected to both sides, backboard fixed mount lower end, and this side stand comprises first stay pipe, second stay pipe, the 3rd stay pipe and is used for first, second and third stay pipe is connected to form the keeper of staggered form support body; Before this keeper, the rear end is formed with first respectively, two links, and be formed with on this keeper and run through on the keeper, lower surface and be positioned at first, slideway between two connections, this is first years old, two stay pipes are corresponding first of the keeper that is connected in respectively, two links, the 3rd stay pipe passes slideway and stretches out on the keeper, the outside, lower surface, be provided with the pivotal axis that arranges along left and right directions in this slideway, the 3rd stay pipe is articulated on the pivotal axis, and, be formed with respectively on this keeper for before the anglec of rotation of restriction the 3rd stay pipe in slideway, back limiting section.

As a kind of preferred version, first and second link of described keeper is the U-lag body structure, and aforementioned first and second stay pipe is embedded in respectively in corresponding first and second link; Corresponding aforementioned slipway location one has extended upward spacing cell body on this keeper, this spacing cell body has antetheca and the left and right sidewall that one connects, upper and lower end opening and the open rearward end of this spacing cell body all are communicated with aforementioned slideway, and aforementioned forward and backward limiting section is formed at respectively on the antetheca and slideway rear end face of spacing cell body; During deployed condition, aforementioned the 3rd stay pipe is embedded in the spacing cell body and is butted on the antetheca of spacing cell body; During folding state, aforementioned the 3rd stay pipe is butted on the slideway rear end face.

As a kind of preferred version, be connected with the pivot assembly of being convenient to the relative backboard fixed mount of side stand rotary manipulation between described backboard fixed mount lower end and the side stand.

As a kind of preferred version, described pivot assembly includes connector, screw, pad, central shaft and joystick;

Have on this connector for the connection cell body that is connected with the backboard fixed mount and the connecting portion that is used for being connected with side stand, the second stay pipe rear end of aforementioned side stand is connected on this connecting portion, aforementioned backboard fixed mount lower end has a joint sleeve that is connected the cell body coupling with this, this joint sleeve can connect the cell body formula of sliding up and down relatively and be embedded in the connection cell body, offer on this joint sleeve and extend the chute that arranges up and down, and corresponding runner position offers the through hole that runs through the link slot inside and outside in connecting on the cell body, the size of this through hole and screw coupling;

Offer the sleeve joint hole that passes for screw on this pad, offer vertical axial on this central shaft and run through the screw of lateral surface, this joystick includes eccentric runner portion and the handle portion that one connects, and offers the eccentric orfice with the central shaft coupling in this off-centre runner portion; This pad is located between the external wall of link slot and the eccentric runner portion, and this central shaft is embedded in the eccentric orfice of eccentric runner portion, and this screw passes chute, through hole, sleeve joint hole and is screwed together in the screw.

As a kind of preferred version, be connected with the 4th stay pipe between second stay pipe of described the same side support and the 3rd stay pipe.

As a kind of preferred version, described the 4th stay pipe two ends are locked in respectively on second and third stay pipe, and the 3rd stay pipe is provided with for first locking part that is connected with the 4th stay pipe and second locking part, and the spacing of this first locking part and second locking part equals the length of the 4th stay pipe.

As a kind of preferred version, be connected with preceding bottom tube between the described two first stay pipe front ends, be connected with the back bottom tube between described two the 3rd stay pipe rear ends.

As a kind of preferred version, be connected with transverse tube between described two the 3rd stay pipe front ends.

As a kind of preferred version, near being connected with the U-shaped pipe between the front position, this U-shaped pipe comprises that two vertically are connected in the vertical connecting portion of the 3rd stay pipe below respectively and are connected in horizontal connecting portion between the two vertical connecting portions on described two the 3rd stay pipes; Be connected with the locking plate for affixed vertical connecting portion on the 3rd stay pipe, offer first, second and third locking hole of position distribution triangular in shape on this locking plate, coupling has two connecting holes on this vertical connecting portion, the spacing of this first and second locking hole equates with the spacing of second and third locking hole, and this spacing equates with the spacing of two connecting holes.

As a kind of preferred version, described backboard is provided with the electronics score indicator, and aforementioned shooting circle is provided with for the flip flop equipment that triggers the electronics score.

The utility model compared with prior art has tangible advantage and beneficial effect, particularly, and as shown from the above technical solution:

One, the staggered form frame structure by side stand being designed to be connected to form by first, second and third stay pipe and keeper, and by folding and the expansion of the 3rd stay pipe around the front and back rotation realization bracing frame of pivotal axis in slideway, its folding and expansion process are all easy to operate and save time, do not need the instrument of specialty especially, do not need professional dismounting technology, need not spend than great strength, therefore, its suitable crowd's scope is extremely extensive, simultaneously, it is simple in structure, and when launch using structural strength good, be not prone to loosening, bad phenomenon such as topple over;

But two, be connected being designed to pivoted between side stand and the backboard fixed mount, so, after the aforementioned folding step of side stand, further the side stand rotation is folded in the sustained height space, backboard fixed mount place, make that its overall structure is more compact, attractive in appearance under the folding state, volume is little, it takes up room little, is convenient to product storage and the hauling operation of manufacturer and distributors, reduced storage and cost of transportation, also be convenient to the user and carry, take in.

For more clearly setting forth architectural feature of the present utility model and effect, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment.

Description of drawings

Fig. 1 is the perspective view (band screen cloth) that state is used in the preferred embodiment of the utility model;

Fig. 2 is the perspective view (no screen cloth) that state is used in the preferred embodiment of the utility model;

Fig. 3 is the side view (no screen cloth) that state is used in the preferred embodiment of the utility model;

Fig. 4 is the perspective view (no screen cloth) of the preferred embodiment folded state of the utility model;

Fig. 5 is the side view (no screen cloth) of the preferred embodiment folded state of the utility model;

Fig. 6 is the perspective view in the preferred embodiment of the utility model;

Fig. 7 is partial cross section's enlarged diagram at B place among Fig. 3;

Fig. 8 is the local enlarged diagram at A place among Fig. 2;

Fig. 9 is the decomposition texture schematic diagram at position shown in Figure 8;

Partial cross section's structure enlarged diagram at Figure 10 position shown in Figure 8;

Figure 11 is the local enlarged diagram at C place among Fig. 4.

The accompanying drawing identifier declaration:

10, shooting circle 20, backboard

21, flip flop equipment 22, display screen

30, backboard fixed mount 31, joint sleeve,

311, chute 40, bracing frame

41, side stand 411, first stay pipe

412, second stay pipe 413, the 3rd stay pipe

414, keeper 415, first link

416, second link 417, slideway

418, pivotal axis 419, back limiting section

420, spacing cell body 421, antetheca

422, left side wall 423, right side wall

424, the 4th stay pipe 50, pivot assembly

51, connector 511, connection cell body

512, connecting portion 5111, through hole

52, screw 531, hat pad

532, rubber cushion 533, sleeve joint hole

534, sleeve joint hole 54, central shaft

541, screw 55, joystick

551, eccentric runner portion 552, handle portion

5511, eccentric orfice 61, first locking part

62, second locking part 71, preceding bottom tube

72, back bottom tube 73, transverse tube

74, U-shaped pipe 741, vertical connecting portion

742, horizontal connecting portion 80, locking plate

81, first locking hole 82, second locking hole

83, the 3rd locking hole 90, screen cloth.

The specific embodiment

Referring to figs. 1 through shown in Figure 11, it has demonstrated the concrete structure of the preferred embodiment of the utility model, this kind basketball stands especially are fit to people's amusement to be used with the exercise shooting, it includes shooting circle 10, backboard 20, backboard fixed mount 30, bracing frame 40 and screen cloth 90, this shooting circle 10 is arranged on the backboard 20, this backboard 20 is fixed on the backboard fixed mount 30, this bracing frame 40 is connected in backboard fixed mount 30 lower ends, and this bracing frame 40 includes two side stands 41 that are connected to both sides, backboard fixed mount 30 lower end.As shown in Figure 1, arranging of screen cloth 90 formed alley preferably, after shooting, basketball can be automatically along alley shooting place of rolling back, do not need to pick up ball everywhere.And, be provided with the electronics score indicator in backboard 20, aforementioned shooting circle 10 is provided with for the flip flop equipment 21(horse hair that triggers the electronics score), as depicted in figs. 1 and 2, after in basketball is knocked down shooting circle 10, basketball can be oppressed flip flop equipment 21 and be rotated, flip flop equipment 21 can touch the electronic original part score and mark is presented on the display screen 22, like this, can fully aware ofly realize easily shooting person is scored, be arranged side by side two shooting circles 10 in the present embodiment, can have contrasted shooting for two people, also be provided with on the display screen 22 two correspondingly the viewing area show separately score.

The innovation part of the product of the utility model is receipts, the exhibition to aforementioned bracing frame 40.

As shown in Figure 2, this side stand 41 comprises first stay pipe 411, second stay pipe 412, the 3rd stay pipe 413 and is used for these three stay pipes are connected to form the keeper 414 of staggered form support body, from accompanying drawing as can be seen, these three stay pipes are connected to form the cross frame structure.

These keeper 414 front and back ends are formed with first link 415, second link 416 respectively, and be formed with on this keeper 414 and run through keeper 414 upper and lower end faces and the slideway 417 between first link 415, second link 416, this slideway 417 is opened on keeper 414 upper and lower end faces; This first stay pipe 411, second stay pipe 412 be corresponding first link 415, second link 416 that is connected in keeper 414 respectively, the 3rd stay pipe 413 passes slideway 417 and stretches out the keeper 414 upper and lower end face outsides, be provided with the pivotal axis 418 that arranges along left and right directions in this slideway 417, the 3rd stay pipe 413 is articulated on the pivotal axis 418, and, be formed with front limit portion, back limiting section 419 for the anglec of rotation of restriction the 3rd stay pipe 413 in slideway 417 on this keeper 414 respectively.

As shown in Figure 6 and Figure 7, in present embodiment, first link 415, second link 416 of this keeper 414 are the U-lag body structure, and aforementioned first stay pipe 411, second stay pipe 412 are embedded in respectively in corresponding first link 415, second link 416; Corresponding aforementioned slideway 417 position one have extended upward spacing cell body 420 on this keeper 414, this spacing cell body 420 has antetheca 421 that one connects and left side wall 422, right side wall 423, the upper and lower end opening of this spacing cell body 420 and open rearward end all are communicated with aforementioned slideway 417, and aforementioned front limit portion, back limiting section 419 are formed at respectively on the antetheca 421 and slideway 417 rear end faces of spacing cell body 420; As shown in Figure 3, during deployed condition, aforementioned the 3rd stay pipe 413 is embedded in the spacing cell body 420 and is butted on the antetheca 421 of spacing cell body 420; As shown in Figure 5, during folding state, aforementioned the 3rd stay pipe 413 is butted on slideway 417 rear end faces (i.e. back limiting section 419).

Be connected with the 4th stay pipe 424 between second stay pipe 412 of the same side support 41 and the 3rd stay pipe 413, the 4th stay pipe 424 two ends are locked in respectively on second stay pipe 412, the 3rd stay pipe 413, and the 3rd stay pipe 413 is provided with for first locking part 61 that is connected with the 4th stay pipe 424 and second locking part 62, and the spacing of this first locking part 61 and second locking part 62 equals the length of the 4th stay pipe 424; As shown in Figure 2, during deployed condition, the 4th stay pipe 424 is connected on first locking part 61; As shown in Figure 4, during folding state, the 4th stay pipe 424 is connected on second locking part 62.

Aforementioned two first support be connected with between the 411 pipe front ends before bottom tube 71, be connected with back bottom tube 72 between described two the 3rd stay pipes 413 rear ends, when using state, preceding bottom tube 71 and back bottom tube 72 land.

Be connected with transverse tube 73 between aforementioned two the 3rd stay pipes, 413 front ends, and two the 3rd be connected with U-shaped pipe 74 near between the front position on the stay pipe 413, and this U-shaped pipe 74 comprises that two vertically are connected in the vertical connecting portion 741 of the 3rd stay pipe 413 belows respectively and are connected in horizontal connecting portion 742 between the two vertical connecting portions 741; Be connected with the locking plate 80 for affixed vertical connecting portion 741 on the 3rd stay pipe 413, as shown in figure 11, offer first locking hole 81 of position distribution triangular in shape on this locking plate 80, second locking hole 82, the 3rd locking hole 83, coupling has two connecting holes on this vertical connecting portion 741, this first locking hole 81, the spacing of second locking hole 82 and second locking hole 82, the spacing of the 3rd locking hole 83 equates, and this spacing equates with the spacing of two connecting holes, during deployed condition, two connecting holes on the vertical connecting portion 741 and first locking hole 81 of locking plate 80, the 82 corresponding lockings of second locking hole, at this moment, U-shaped pipe 74 is downward state (as shown in Figure 2), and during folding state, two connecting holes on the vertical connecting portion 741 and second locking hole 82 of locking plate 80, the 83 corresponding lockings of the 3rd locking hole, at this moment, U-shaped pipe 74 keeps flushing (as shown in Figure 4) with the 3rd stay pipe 413.

Shown in Fig. 4, Fig. 8 to 10, be connected with the pivot assembly of being convenient to side stand 41 relative backboard fixed mount 30 rotary manipulations 50 between backboard fixed mount 30 lower ends and the side stand 41, this pivot assembly 50 includes connector 51, screw 52, pad, central shaft 54 and joystick 55;

Have on this connector 51 for the connection cell body 511 that is connected with backboard fixed mount 30 and the connecting portion 512 that is used for being connected with side stand 41, second stay pipe, 412 rear ends of aforementioned side stand 41 are connected on this connecting portion 512, aforementioned backboard fixed mount 30 lower ends have a joint sleeve 31 that is connected cell body 511 couplings with this, this joint sleeve 31 can connect cell body 511 slide down dynamic formulas relatively and be embedded in the connection cell body 511, offer on this joint sleeve 31 and extend the chute 311 that arranges up and down, and corresponding chute 311 positions connect the inside and outside through hole 5111 of cell body 511 in connecting to offer on the cell body 511 to run through, and the size of this through hole 5111 is mated with screw 52;

This pad includes hat pad 531 and rubber cushion 532, offer the sleeve joint hole (as Figure 53 3 and 534) that passes for screw 52 on hat pad 531 and the rubber cushion 532 respectively, and this rubber cushion 532 is nested in hat pad 531 1 end inside;

Offer vertical axial on this central shaft 54 and run through the screw 541 of lateral surface;

This joystick 55 includes eccentric runner portion 551 and the handle portion 552 that one connects, and offers the eccentric orfice 5511 with central shaft 54 couplings in this off-centre runner portion 551; This hat pad 531 and rubber cushion 532 are located in and connect between cell body 511 outer walls and the eccentric runner portion 551, this central shaft 54 is embedded in the eccentric orfice 5511 of eccentric runner portion 551, and this screw 52 passes chute 311, through hole 5111, sleeve joint hole 533, sleeve joint hole 534 and is screwed together in the screw 541;

As Fig. 8 and shown in Figure 10, under the nature, the wider part of the eccentric runner portion 551 of joystick 55 will connect cell body 511 by hat pad 531, rubber cushion 532 and be closely against on the joint sleeve 31, and its frictional force keeps connecting cell body 511, and tightly to be placed in joint sleeve 31 outer and can not glide; And when needing folding bracing frame 40, (direction of arrow as shown in figure 10) cocked joystick 55 makes progress, the narrower part rotation of off-centre runner portion 551 is extremely towards rubber cushion 532 positions, releasing is to the effect that is tight against of rubber cushion 532, make the chute 311 downward slippages of whole pivot assembly 30 along joint sleeve 31, until the place, bottom of chute 311, again bracing frame 40 is got final product with pivot assembly 50 relative joint sleeve 31 rotations, the state after its folding is as shown in Figure 4 and Figure 5.

Next, introduce operation principle and the method for operating of the product of this enforcement:

As Fig. 1 to 3, Fig. 7 and shown in Figure 8, it shows that basketball stands launch the integral body of use state and the structure of part parts in the present embodiment; Launch under the use state, the screw 52 of this pivot assembly 50 is positioned at the top of chute 311, this pivot assembly 50 and bracing frame 40 joint sleeve 31 of backboard fixed mount 30 relatively rotate, the 3rd stay pipe 413 is embedded in the spacing cell body 420 and is butted on the antetheca 421 of spacing cell body 420, the 4th stay pipe 424 upper ends are locked on second stay pipe 412 and its lower end is locked on first locking part 61, namely the 4th stay pipe 424 brace types are connected between second stay pipe 412 and the 3rd stay pipe 413, this U-shaped pipe 74 is downward state, first locking hole 81 of its two connecting hole and locking plate 80, the 82 corresponding lockings of second locking hole.

When needing the folding basketball stands, roughly operating procedure is as follows for it:

One, dismounting the 4th stay pipe 424 lower ends and first locking part 61 is connected;

Two, the 3rd stay pipe 413 is rotated to being butted on slideway 417 rear end faces in slideway 417 backward;

Three, the 4th stay pipe 424 lower ends are connected on second locking part 62;

Four, upwards (direction of arrow as shown in figure 10) is pulled handle portion 552 and is made pivot assembly slide to the place, bottom of chute 311 for 50 times, and bracing frame 40 is rotated to Fig. 4 and state shown in Figure 5 with pivot assembly 50 relative joint sleeves 31;

Five, the connection of dismounting U-shaped pipe 74 in first locking hole 81,

second locking hole

82,74 rotations of U-shaped pipe are kept flushing (Fig. 4 and state shown in Figure 5) with the 3rd stay pipe 413 to it, and with second locking hole 82, the three locking hole 83 corresponding lockings of its two connecting hole with locking plate 80; Certainly, the operation of step 5 can be carried out before or after arbitrary step in aforementioned four steps;

Comparison diagram 3 and Fig. 5 can clearly be seen that, the volume of the basketball stands after the folding has obviously had more greatly and has dwindled, under the deployed condition height of whole basketball frame be bracing frame 40 with the height of backboard fixed mount 30 and, and the height of the basketball stands after the folding only is the height of backboard fixed mount 30.

When needing to launch to use, roughly operating procedure is as follows for it:

One, rotation bracing frame 40 and pivot assembly 50, make that the connection cell body 511 of pivot assembly 50 is equidirectional with joint sleeve 31, upwards (direction of arrow as shown in figure 10) is pulled handle portion 552 and is spurred on the pivot assembly 50 sliding simultaneously, the top end that slides to chute 311 until screw 52 namely unclamps hand, at this moment, to make that pivot assembly 50 tightly is placed in joint sleeve 31 outer and can not glide in the effect of being tight against of the wider part of eccentric runner portion 551;

Two, dismounting the 4th stay pipe 424 lower ends and second locking part 62 is connected;

Three, the 3rd stay pipe 413 is rotated to being embedded in the spacing cell body 417 and being butted on the antetheca 421 of spacing cell body 417 in slideway 417 backward;

Four, the 4th stay pipe 424 lower ends are connected on first locking part 61;

Five, the connection of dismounting U-shaped pipe 74 in second locking hole 82, the 3rd locking hole 83, with the extremely downward state of U-shaped pipe 74 rotations, and with first locking hole 81, the second locking hole 82 corresponding lockings of its two connecting hole with locking plate 80; Certainly, the operation of step 5 can be carried out before or after arbitrary step in aforementioned four steps.

Above-mentioned folding and expansion process are all simple, easy to operate, do not need the instrument of specialty especially, do not need professional dismounting technology, need not spend than great strength, and therefore, its suitable crowd's scope is extremely extensive; Especially, it launches under the use state, structure is firm, be not prone to loosening, bad phenomenon such as topple over, and under the folding state, its compact overall structure, attractive in appearance, volume is little, and it is little to take up room, and is convenient to product storage and the hauling operation of manufacturer and distributors, reduced storage and cost of transportation, also be convenient to the user and carry, take in.

In sum, design focal point of the present utility model is, it mainly is by side stand is designed to by first, two, the staggered form frame structure that three stay pipes and keeper are connected to form, and by folding and the expansion of the 3rd stay pipe around the front and back rotation realization bracing frame of pivotal axis in slideway, its folding and expansion process are all easy to operate and save time, do not need the instrument of specialty especially, do not need professional dismounting technology, need not spend than great strength, therefore, its suitable crowd's scope is extremely extensive, simultaneously, it is simple in structure, and structural strength is good when launch using, be not prone to loosening, bad phenomenon such as topple over; Next is, but be connected being designed to pivoted between side stand and the backboard fixed mount, so, after the aforementioned folding step of side stand, further side stand rotation is folded in the sustained height space, backboard fixed mount place, make that its overall structure is more compact, attractive in appearance under the folding state, volume is little, it takes up room little, be convenient to product storage and the hauling operation of manufacturer and distributors, reduced storage and cost of transportation, also be convenient to the user and carry, take in.

The above, it only is preferred embodiment of the present utility model, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any modification, equivalent variations and modification that above embodiment does.

Claims

1. collapsible basketball stands, include shooting circle, backboard, backboard fixed mount and bracing frame, this shooting circle is arranged on the backboard, this backboard is fixed on the backboard fixed mount, this bracing frame is connected in backboard fixed mount lower end, this bracing frame includes two side stands that are connected to both sides, backboard fixed mount lower end, it is characterized in that:

This side stand comprises first stay pipe, second stay pipe, the 3rd stay pipe and is used for first, second and third stay pipe is connected to form the keeper of staggered form support body; This keeper front and back ends is formed with first and second link respectively, and is formed with on this keeper and runs through the upper and lower end face of keeper and the slideway between first and second connects, and this slideway is opened on the upper and lower end face of keeper; This first and second stay pipe is corresponding first and second link that is connected in keeper respectively, the 3rd stay pipe passes slideway and stretches out the upper and lower end face of the keeper outside, be provided with the pivotal axis that arranges along left and right directions in this slideway, the 3rd stay pipe is articulated on the pivotal axis, and, be formed with the forward and backward limiting section for the anglec of rotation of restriction the 3rd stay pipe in slideway on this keeper respectively.

2. collapsible basketball stands according to claim 1, it is characterized in that: first and second link of described keeper is the U-lag body structure, and aforementioned first and second stay pipe is embedded in respectively in corresponding first and second link; Corresponding aforementioned slipway location one has extended upward spacing cell body on this keeper, this spacing cell body has antetheca and the left and right sidewall that one connects, upper and lower end opening and the open rearward end of this spacing cell body all are communicated with aforementioned slideway, and aforementioned forward and backward limiting section is formed at respectively on the antetheca and slideway rear end face of spacing cell body; During deployed condition, aforementioned the 3rd stay pipe is embedded in the spacing cell body and is butted on the antetheca of spacing cell body; During folding state, aforementioned the 3rd stay pipe is butted on the slideway rear end face.

3. collapsible basketball stands according to claim 1 is characterized in that: be connected with the pivot assembly of being convenient to the relative backboard fixed mount of side stand rotary manipulation between described backboard fixed mount lower end and the side stand.

4. collapsible basketball stands of stating according to claim 3, it is characterized in that: described pivot assembly includes connector, screw, pad, central shaft and joystick;

5. collapsible basketball stands according to claim 1 is characterized in that: be connected with the 4th stay pipe between second stay pipe of described the same side support and the 3rd stay pipe.

6. collapsible basketball stands according to claim 2, it is characterized in that: described the 4th stay pipe two ends are locked in respectively on second and third stay pipe, and the 3rd stay pipe is provided with for first locking part that is connected with the 4th stay pipe and second locking part, and the spacing of this first locking part and second locking part equals the length of the 4th stay pipe.

7. collapsible basketball stands according to claim 1 is characterized in that: be connected with preceding bottom tube between the described two first stay pipe front ends, be connected with the back bottom tube between described two the 3rd stay pipe rear ends.

8. collapsible basketball stands according to claim 1 is characterized in that: be connected with transverse tube between described two the 3rd stay pipe front ends.

9. collapsible basketball stands according to claim 1, it is characterized in that: near being connected with the U-shaped pipe between the front position, this U-shaped pipe comprises that two vertically are connected in the vertical connecting portion of the 3rd stay pipe below respectively and are connected in horizontal connecting portion between the two vertical connecting portions on described two the 3rd stay pipes; Be connected with the locking plate for affixed vertical connecting portion on the 3rd stay pipe, offer first, second and third locking hole of position distribution triangular in shape on this locking plate, coupling has two connecting holes on this vertical connecting portion, the spacing of this first and second locking hole equates with the spacing of second and third locking hole, and this spacing equates with the spacing of two connecting holes.

10. collapsible basketball stands according to claim 1, it is characterized in that: described backboard is provided with the electronics score indicator, and aforementioned shooting circle is provided with for the flip flop equipment that triggers the electronics score.