CN2675201Y

CN2675201Y - Portable net rack

Info

Publication number: CN2675201Y
Application number: CN 200420006912
Authority: CN
Inventors: 孙建丰
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-03-08
Filing date: 2004-03-08
Publication date: 2005-02-02
Anticipated expiration: 2014-03-08

Abstract

The utility model discloses a portable net rack, comprising at least two posts 2 and a ball net 7. Wherein, the at least two posts 2 are provided with interval; a cross bar 5 is arranged between upper parts of two adjacent posts; both ends of the cross bar 5 are connected with posts 2 via a connecting element 4; the upper side 8 of the ball net 7 is suspended on the cross bar 5; the post 2 and the cross bar 5 are at least two sections of hollow casing tubes spliced mutually. Easily and easily dismounting connecting devices are respectively arranged on a splicing connection end 11a of an outer casing tube 11 and the splicing connection end of an inner casing tube of two adjacent sections of hollow casing tube; a ground end of the post 2 is provided with a fixing device 1. The portable net rack which has simple structure and multiple purposes in one can be installed and used according to the size of an idle field, satisfying different hobbies of sport; otherwise, the portable net rack can be dismounted and packed up conveniently, and thus the portable net rack is very suitable for people to carry when going for a picnic on vacation.

Description

Portable rack

Technical field

The utility model relates to a kind of rack, and particularly a kind of people of being applicable to carry out the portable rack of body building such as shuttlecock, tennis and vollyball.

Background technology

Along with the progress of society, people's living standard constantly improves, and is healthy in order to strengthen, and people more and more pay attention to physical training.As: utilize holiday no collection, actively participate in various body building.At present, except the various sports apparatuses that go the exercise to regular physical fitness sports buildings, can also utilize to be arranged on the biotope carry out body building, or directly utilize some idle places of biotope to play badminton, play tennis and play volleyball or the like.Play badminton, tennis, vollyball not only need the athletic ground, and according to sports rule, rack must be set, the air exercise both sides respectively account for a side.According to the sports movement apparatus standard code, the rack of its shuttlecock, tennis and vollyball is made up of two root posts and net, wherein: column is made certain altitude by standard code and is arranged at interval by gauged distance, between two root posts, draw the Place net, and the two ends up and down of net link together with rope and column respectively.Its weak point is: column is made level altitude by standard, is fixed on the special-purpose place by brace, and its whole sports apparatus floor space is big.

The utility model content

Technical problem to be solved in the utility model provides and a kind ofly can suit measures to local conditions when not only using, a many usefulness, and motion can unmarshaling when finishing, be convenient to portable ball-collecting rack.

The portable rack of the utility model, comprise: column and net, wherein: at least two on column and interval are arranged, between the upper end of adjacent two root posts, be provided with cross bar and its two ends are connected with column by Connection Element, the upper side edge of net hangs and is connected on the cross bar, column and cross bar patch the hollow bushing that links together mutually and are respectively equipped with easily flexible, easy-to-dismount jockey at the outer tube of adjacent two joint hollow bushings and the link that patches of inner sleeve at least two joints, and are provided with fixture at the end that lands of column.

The portable rack of the utility model, wherein: Connection Element can be arranged on the connecting ring of column upper end; Can also be arranged on the connecting ring at cross bar two ends; It can be again the connector of logical or " T " font threeway of " L " font of being connected with column, cross bar respectively two.

The portable rack of the utility model, wherein: jockey can be the bushing type jockey; Can also be to receive the tubular type jockey; It can be again the tubular type jockey that rises.Wherein: the bushing type jockey comprises that outer tube patches link and is located at this and patches the holding screw that threaded connection hole, inner sleeve on the link patches link and screw in the outer tube threaded connection hole.Receive the tubular type jockey and can be and comprise that being located at outer tube patches link and be located at this and patch conical pipe on the link, be installed in nut that matches with it and the inner sleeve that outer tube patches on the link and patch link; Can also be to comprise that being located at outer tube patches link and be located at this and patch the link upper edge and be axially arranged with at least two grooves, be installed in nut that matches with it and the inner sleeve that outer tube patches on the link and patch link.The tubular type that rises jockey comprises that outer tube patches link and is fixedly set in thrust ring, the inner sleeve socket connection end on the outer tube and is inserted into rising on this link and connects axle that the external diameter that connects axle that rises matches with the internal diameter that outer tube patches link; This rises and connects axle and comprise mandrel and piston ring, the connecting axle of mandrel inserts in the inner sleeve socket connection end, its shaft shoulder b leans against the end that inner sleeve patches link, its axle journal upper edge is axially arranged with spaced apart at least two axle journal key teeth, its shaft shoulder a is provided with at least two air discharge ducts arranging with axle journal key space of teeth, piston ring is a split ring, and the medial surface of this piston ring is provided with at least one wedge that matches with axle journal key tooth, and the lateral surface of piston ring is provided with a plurality of bar shaped decorative patterns.

The portable rack of the utility model, wherein: fixture can be to comprise the chassis, three support claws that the center on this chassis is provided with on column threaded connection hole and the chassis are equipped with the adjusting supporting leg; Can also be to comprise the chassis, the center on chassis is provided with the column threaded connection hole, the lower surface on chassis is provided with three equally distributed gathering sills, is provided with the swinging mounting leg with its flexible connection in each gathering sill, and the other end of swinging mounting leg links together by the support bar that is hinged.

Adopt said structure, because at least two on the column of rack is arranged at interval, between the upper end of adjacent two root posts, be provided with the cross bar that has net, and column and cross bar patch the hollow bushing that links together mutually and are respectively equipped with easily flexible, easy-to-dismount jockey at the outer tube of adjacent two joint hollow bushings and the link that patches of inner sleeve at least two joints, and are provided with fixture at the end that lands of column; Thereby make when people want to carry out shuttlecock, tennis and vollyball body building, can easily rack be fixed on idle place, and can be according to the actual conditions in place and the standard code of shuttlecock, tennis and each rack of vollyball, the size of whole rack is set very easily, that is: the portable rack of the utility model not only can be suited measures to local conditions, and easy to use flexible, a use more.

Description of drawings

Below in conjunction with accompanying drawing the portable rack of the utility model is described in further detail.

Fig. 1 is the portable grid structure schematic diagram of the utility model;

Fig. 2 is the structural representation of the portable rack jockey of the utility model middle sleeve formula jockey;

Fig. 3 is a structural representation of receiving the tubular type jockey in the portable rack jockey of the utility model;

Fig. 4 is the structural representation of tubular type jockey of rising in the portable rack jockey of the utility model;

Fig. 5 is Fig. 4 A-A cutaway view.

The specific embodiment

By shown in Figure 1, the portable rack of the utility model comprises: column 2 and net 7.Wherein: 2 at least two on column and interval arrange that installation cross bar 5 and cross bar 5 two ends are connected with column 2 by Connection Element 4 between the upper end of adjacent two root posts 2; The upper side edge 8 of net 7 hangs and is connected on the cross bar 5, as: can adopt the rope that is located on net 7 upper side edges 8, also can adopt to be located on net 7 upper side edges 8 and overlap the limit, the upper side edge 8 of net 7 is fixed together with cross bar 5; Simultaneously, the hollow bushing that column 2 and cross bar 5 links together at least two joints patch mutually and be respectively equipped with easily flexible, easy-to-dismount jockey 3 at the link 10a that patches that the outer tubes 11 of adjacent two joint hollow bushings patch link 11a and inner sleeve 10, and be provided with fixture 1 at the end that lands of column 2.Rack with this spline structure, when shuttlecock or tennis or vollyball body building are carried out in people's leisure, not only can not be subjected to the restriction of idle place size, be mounted with the rack of two root posts 2 or three root posts 2, and can be according to the calibrated altitude stretching column 2 of shuttlecock or tennis or volleyball movement apparatus, to satisfy people's different motion hobby; Simultaneously, when body building finishes, can very easily column 2, cross bar 5, net 7 and the fixture 1 of forming rack be carried out unmarshaling, be convenient to people and go out to carry.

In order to make the portable grid structure of the utility model simple, the Connection Element 4 of column 2 and cross bar 5 can be arranged on the connecting ring 9 of column 2 upper ends, can also be arranged on the connecting ring 9 at cross bar 5 two ends, can be again the connector 6 of logical or " T " font threeway of " L " font of being connected with column 2, cross bar 5 respectively two.

In order to make the portable grid structure of the utility model stable, fixture 1 can be to comprise chassis 12, and three support claws 14 that the center on this chassis 12 is provided with on column threaded connection hole 13 and the chassis 12 are equipped with adjusting supporting leg 15.Fixture 1 can also be to comprise chassis 12, the center on chassis 12 is provided with column threaded connection hole 13, the lower surface on chassis 12 is provided with three equally distributed gathering sills 16, be provided with the swinging mounting leg 17 with its flexible connection in each gathering sill 16, the other end of swinging mounting leg 17 links together by the support bar 18 that is hinged.

In addition: jockey 3 can be a bushing type jockey 19, can also be to receive tubular type jockey 23, and can be again the tubular type jockey 26 that rises.

By shown in Figure 2, bushing type jockey 19 comprises that outer tube 11 patches link 11a and is located at this and patches the holding screw 20 that threaded connection hole 21, inner sleeve 10 on the link 11a patches link 10a and screw in outer tube threaded connection hole 21.During dismounting, adjacent two joint outer tubes 11 are patched link 11a and inner sleeve 10 patch link 10a and patch, screw or unclamp holding screw 20, can be with column 2 and cross bar 5 dismounting, stretching and contraction.By shown in Figure 3, receive tubular type jockey 23 and comprise that being located at outer tube 11 patches link 11a and be located at this and patch conical pipe 24 on the link 11a, be installed in nut that matches with it 25 and the inner sleeve 10 that outer tube 11 patches on the link 11a and patch link 10a, also can adopt conventional version, as: be located at outer tube 11 patch link 11a and be located at this patch link 11a upper edge be axially arranged with at least two grooves, be installed in outer tube 11 patch on the link 11a the nut that matches with it 25 and as described in inner sleeve 10 patch link 10a.During dismounting, screw or unclamp nut 25, can be with column 2 and cross bar 5 dismounting, stretching and contraction.Shown in Fig. 4,5, the tubular type that rises jockey 26 comprises that outer tube 11 patches link 11a and is fixedly set in thrust ring 27, inner sleeve 10 on the outer tube 11 and patches link 10a and be inserted into this and patch rising on the link 10a and connect axle 28 that the external diameter that connects axle 28 that rises matches with the internal diameter that outer tube 11 patches link 11a.Wherein: rising connects axle and 28 comprises mandrel 29 and piston ring 30, the connecting axle 34 of this mandrel 29 inserts among the inner sleeve link 10a, and patching link 10a with inner sleeve 10 is fixed together, the shaft shoulder 32a of mandrel 29 is provided with and axle journal key tooth 35 spaced apart two air discharge ducts 31 at least, the shaft shoulder 32b of mandrel 29 leans against the end that inner sleeve 10 patches link 10a, and axle journal 33 upper edges of mandrel 29 are axially arranged with spaced apart at least two axle journal key teeth 35; Piston ring 30 is a split ring, and the medial surface of this piston ring 30 is provided with at least one wedge 36 that matches with axle journal key tooth 35, and the lateral surface of piston ring 30 is provided with a plurality of bar shaped decorative patterns with rubbing action.During dismounting, only need rotary sleeve pipe 11 column 2 and cross bar 5 can be stretched, shrink, and since on outer tube 11 fixedly suit thrust ring 27, so can prevent that adjacent two joint outer tubes 11 from patching link 11a and inner sleeve 10 and patching link 10a and pulled joint mutually, thereby reduce the number of spare parts of column 2 and cross bar 5.

During use, fixture 1 with the portable rack of the utility model is connected with column 2 earlier, then net 7 upper side edges 8 are through on the cross bar 5, the rope at net 7 lower side two ends is fastened respectively on column 2, again the connecting ring 9 on cross bar 5 two ends is overlapped mutually with the upper end of column 2 respectively and link together, at last according to the canonical form of the sports apparatus of shuttlecock or tennis or vollyball and according to the size in idle place, the length of stretching column 2 and cross bar 5.When motion finishes, with each parts unmarshaling of above-mentioned portable rack.

Claims

1. portable rack, comprise: column (2) and net (7), it is characterized in that: (2) at least two on described column, and arrange at interval, between the upper end of described adjacent two root posts (2), be provided with cross bar (5), and its two ends are connected with column (2) by Connection Element (4), the upper side edge (8) of described net (7) hangs and is connected on the cross bar (5), described column (2) and cross bar (5) patch the hollow bushing that links together mutually at least two joints, and the link (10a) that patches that patches link (11a) and inner sleeve (10) at adjacent two outer tubes (11) that save hollow bushings is respectively equipped with easily flexible, easy-to-dismount jockey (3), and be provided with fixture (1) at the end that lands of described column (2).

2. portable rack according to claim 1 is characterized in that: described Connection Element (4) is for being arranged on column (2) on or the connecting ring (9) at cross bar (5) two ends or " L " font of being connected with column (2), cross bar (5) respectively two leads to or the connector (6) of " T " font threeway.

3. portable rack according to claim 2 is characterized in that: described jockey (3) is for bushing type jockey (19) or receive the tubular type jockey (23) or the tubular type jockey (26) that rises,

Described bushing type jockey (19) comprises that described outer tube (11) patches link (11a) and is located at this and patches the holding screw (20) that the threaded connection hole (21) on the link (11a), described inner sleeve (10) patch link (10a) and screw in outer tube threaded connection hole (21)

Described receipts tubular type jockey (23) comprises that being located at described outer tube (11) patches link (11a) and be located at this and patch conical pipe (24) on the link (11a), be installed in nut that matches with it (25) and the described inner sleeve (10) that outer tube (11) patches on the link (11a) and patch link (10a), or comprise that being located at described outer tube (11) patches link (11a) and be located at this and patch link (11a) upper edge and be axially arranged with at least two grooves, be installed in nut that matches with it (25) and the described inner sleeve (10) that outer tube (11) patches on the link (11a) and patch link (10a)

The described tubular type jockey (26) that rises comprises that described outer tube (11) patches link (11a) and is fixedly set in the thrust ring (27) on the described outer tube (11), described inner sleeve (10) and patches link (10a) and be inserted into this and patch rising on the link (10a) and connect axle (28) that the described external diameter that connects axle (28) that rises matches with the internal diameter that described outer tube (11) patches link (11a).

4. portable rack according to claim 3, it is characterized in that: described rise connect the axle (28) comprise mandrel (29) and piston ring (30), the connecting axle (34) of this mandrel (29) inserts inner sleeve (10) and patches in the link (10a), its shaft shoulder (32b) leans against the end that inner sleeve (10) patches link (10a), its axle journal (33) upper edge is axially arranged with spaced apart at least two axle journal key teeth (35), its shaft shoulder (32a) is provided with and spaced apart two air discharge ducts of axle journal key tooth (35) (31) at least, described piston ring (30) is a split ring, the medial surface of this piston ring (30) is provided with at least one wedge (36) that matches with described axle journal key tooth (35), and the lateral surface of piston ring (30) is provided with a plurality of bar shaped decorative patterns.

5. portable rack according to claim 3, it is characterized in that: described fixture (1) comprises chassis (12), and three support claws (14) that the center of this chassis (12) is provided with on column threaded connection hole (13) and chassis (12) are equipped with adjusting supporting leg (15).

6. portable rack according to claim 3, it is characterized in that: described fixture (1) comprises chassis (12), the center on described chassis (12) is provided with column threaded connection hole (13), the lower surface on chassis (12) is provided with three equally distributed gathering sills (16), be provided with the swinging mounting leg (17) with its flexible connection in each described gathering sill (16), the other end of swinging mounting leg (17) links together by the support bar (18) that is hinged.