CN111773646A - Indoor volleyball net rack - Google Patents
Indoor volleyball net rack Download PDFInfo
- Publication number
- CN111773646A CN111773646A CN202010715109.9A CN202010715109A CN111773646A CN 111773646 A CN111773646 A CN 111773646A CN 202010715109 A CN202010715109 A CN 202010715109A CN 111773646 A CN111773646 A CN 111773646A
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- China
- Prior art keywords
- net
- pulley
- volleyball net
- bracket
- lower bracket
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B61/00—Tennis nets or accessories for tennis or like games, e.g. volley-ball
- A63B61/04—Straining or adjusting devices for nets, e.g. centre strainers, single-double adjusters, net height meters
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B61/00—Tennis nets or accessories for tennis or like games, e.g. volley-ball
- A63B61/02—Posts; Revolvably-mounted posts ; Straining or adjusting devices on the posts, e.g. coin- or time operated
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The invention discloses an indoor volleyball net rack, which comprises a volleyball net and a net rack, and is characterized in that: two net racks are arranged and are respectively arranged at two sides of the volleyball net; the net rack comprises an upper bracket, a lower bracket and a base; the upper bracket and the lower bracket are both of cylindrical structures; the upper bracket comprises a protruding part and a clamping part; the lower bracket is a hollow rod; the base comprises a mounting part, a weight box, supporting legs and bottom wheels; the invention enhances the stability of the grid structure by adding the pulleys and the bracket, occupies small space and is easy to adjust; the volleyball net is fixed by adopting a mode that the hooks are matched with the connecting ropes, and the connecting ropes are fixed and adjusted through the rope tighteners, so that the volleyball net is convenient to adjust, clean and sanitary; the integral height of the net rack can be adjusted, the operation is simple, and the net rack is suitable for various match specifications; and the net frame is subjected to electrostatic spraying treatment, and a soft protective layer is sleeved outside the net frame, so that the artificial damage is prevented, and the service life of the net frame is prolonged.
Description
Technical Field
The invention relates to the technical field of sports training and competition, in particular to an indoor tennis net rack.
Background
Sports, which is a complex social culture phenomenon, takes physical and intellectual activities as basic means, and achieves conscious, purposeful and organized social activities of promoting overall development, improving physical quality and overall education level, strengthening physical fitness and improving athletic ability, improving life style and improving life quality according to laws such as human growth and development, skill formation, function improvement and the like.
Need use the volleyball rack at the in-process of volleyball training and volleyball match, but current indoor volleyball rack is when using, because the configuration of weight box is not enough, the user when hitting the volleyball, will appear becoming flexible at training and match in-process ball net, has reduced the stability and the authenticity of volleyball rack. Because the mode of independently adopting couple and connecting rope fixed recovers and all needs to consume a large amount of time after the net appears becoming flexible, adjusts inconveniently.
Therefore, it is highly desirable to design an indoor volleyball net rack which can increase the stability of the net rack and is convenient to adjust on the premise of not increasing the balance weight.
Disclosure of Invention
The invention aims to provide an indoor volleyball net rack, which aims to solve the problems in the prior art, and can realize the adjustment of the height of the net rack and increase the stability of a net.
In order to achieve the purpose, the invention provides the following scheme: the invention provides an indoor volleyball net rack, which comprises a volleyball net and a net rack, and is characterized in that: two net racks are arranged and are respectively arranged on two sides of the volleyball net;
the net rack comprises an upper bracket, a lower bracket and a base; the upper bracket and the lower bracket are both of cylindrical structures;
the upper bracket comprises a protruding part and a clamping part; a through groove is formed in the top end of the side wall of the protruding portion, and a first pulley is mounted in the through groove through a bolt; the upper side of the side wall of the protruding part is fixedly connected with one end of the supporting rod through a bolt; the other end of the supporting rod is rotatably connected with a second pulley; the first pulley and the second pulley are in transmission connection through a transmission rod, and are positioned on the same horizontal plane;
the lower support is a hollow rod; the clamping part extends into the inner cavity of the lower bracket; a plurality of hooks are vertically arranged on the side wall of the lower support at equal intervals;
the base comprises a mounting part, a weight box, supporting legs and bottom wheels; the mounting part is provided with an embedded part; the bottom of the lower bracket is arranged in the embedded part; the weight box is arranged on one side of the mounting part, which is far away from the volleyball net; the supporting legs are arranged on the other side of the mounting part; the bottom wheel is arranged at the bottom of the weight box;
the two net racks are fixed at the bottom of the volleyball net through hooks; the two net racks are fixed on the top of the volleyball net through connecting ropes.
Preferably, when the existing volleyball net pole used indoors is used for competition or training, the net rack moves along with the striking of volleyball, so that the net is loosened or the net line descends, due to insufficient balance weight of the net rack caused by site limitation, under the condition that the balance weight of the net rack is not increased, the second pulleys and the support legs are additionally arranged on the opposite sides, the gravity center of the net rack structure is stabilized, the lengths of the second pulleys and the support legs are limited in consideration of actual conditions in the site, the influence on the safety of a user and the tension of the net is prevented, the volleyball net pole has the advantages of simple and practical structure, and compared with a method for increasing the volume of a weight box, the volleyball pole is small in occupied space, easy to adjust and strong in rigidity of the net rack structure.
The diameter of the upper end of the clamping part is not larger than that of the protruding part, and the diameter of the lower end of the clamping part is the same as that of the protruding part; a plurality of adjusting holes are vertically arranged at equal intervals at the upper end of the clamping part; and the upper end of the lower bracket is provided with threaded holes with the same number as the adjusting holes and adaptive in shape.
Preferably, the height of the whole bracket can be conveniently adjusted according to different heights of the net racks used in different competitions; the operation is simple; and a plurality of hooks are arranged to fix the net at a proper height.
A rope tightening device is also arranged; the rope tightening device and the second pulley are arranged on the same side; the rope tightener comprises a protective shell, a rotating shaft, a stop block, a handle and a rotating wheel; the protective shell is a U-shaped block; the protective shell is mounted on the side wall of the lower bracket through a bolt; the rotating shaft body is arranged on the protective shell, and the connecting rope is wound on the rotating shaft body; the handle is installed at one end of the rotating shaft, and the rotating wheel is installed at the other end of the rotating shaft; the stop block is arranged on the outer side of the protective shell and is positioned on the same plane with the rotating wheel.
The inside spring structure that is of dog to with the teeth of a cogwheel contact of runner is connected.
Preferably, the rope tightener is arranged to fix the connecting rope on one hand and to facilitate operation of adjusting and tightening the connecting rope on the other hand, and manual adjustment often causes injury to hands or oil stains because the connecting rope is often made of steel wires; the protection rope is limited by the U-shaped protection shell; the handle is controlled to adjust through the spring stop block, and the stop block is pressed on the next tooth gap again when the rotating wheel rotates one tooth; convenient adjustment, cleanness and sanitation.
Two adjustable supporting rods are further mounted on the weight box; one ends of the two adjustable supporting rods are respectively and fixedly arranged at the two ends of the outer side of the top surface of the weight box; the other end of the two adjustable supporting rods is connected with a connecting plate bolt of the side wall of the lower bracket through bolts.
Preferably, after long-term use, the lower support can shake due to the fixation of the base, so that micro displacement is generated, and the height of the lower support is no longer the standard height; therefore, the adjustable supporting rod is designed, the adjustment is convenient, the fixation of the lower support is reinforced, and the lower support can be adjusted more straightly and stably.
And the outer surfaces of the upper bracket and the lower bracket are subjected to electrostatic spraying treatment.
Preferably, the electrostatic spraying treatment is adopted, so that the surfaces of the upper bracket and the lower bracket are bright, the waterproof, sun-proof and antirust effects are achieved, the service life is prolonged, and the color is not easy to fade.
The distance between the first pulley and the second pulley is 3-6 mm.
The central axes of the mounting part, the weight box and the supporting leg are superposed; the length of the supporting leg is 3-6 mm.
A soft protective layer is also arranged; the soft protective layer covers the surfaces of the lower bracket and the base.
Preferably, the soft protective layer is made of soft plastic or sponge, so that the net frame is prevented from being damaged manually, and the service life of the net frame is prolonged.
The invention discloses the following technical effects: the invention enhances the stability of the grid structure by adding the pulleys and the bracket, occupies small space and is easy to adjust; the volleyball net is fixed by adopting a mode that the hooks are matched with the connecting ropes, and the connecting ropes are fixedly adjusted through the rope tighteners, so that the volleyball net is convenient to adjust and clean and sanitary. (ii) a The integral height of the net rack can be adjusted, the operation is simple, and the net rack is suitable for various match specifications; and the net frame is subjected to electrostatic spraying treatment, and a soft protective layer is sleeved outside the net frame, so that the artificial damage is prevented, and the service life of the net frame is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a structural assembly diagram of the present invention.
Fig. 2 is a drawing of the upper bracket component of the present invention.
Fig. 3 is a diagram of the components of the rope tensioner of the present invention.
Wherein, 1-upper support, 2-lower support, 3-base, 4-hook, 5-connecting rope, 6-rope tightener, 7-soft protective layer, 11-first pulley, 12-second pulley, 13-support bar, 14-transmission bar, 15-adjusting hole, 21-threaded hole, 22-connecting plate, 31-mounting part, 32-weight box, 33-supporting leg, 34-bottom wheel, 35-embedded part, 36-adjustable supporting rod, 61-protective shell, 62-rotating shaft, 63-block, 64-handle and 65-rotating wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The invention provides an indoor volleyball net rack, which comprises a volleyball net and a net rack, and is characterized in that: two net racks are arranged and are respectively arranged at two sides of the volleyball net;
the net rack comprises an upper bracket 1, a lower bracket 2 and a base 3; the upper bracket 1 and the lower bracket 2 are both in a cylindrical structure;
the upper bracket 1 comprises a protruding part and a clamping part; the top end of the side wall of the protruding part is provided with a through groove, and a first pulley 11 is arranged in the through groove through a bolt; the upper side of the side wall of the protruding part is fixedly connected with one end of a supporting rod 13 through a bolt; the other end of the supporting rod 13 is rotatably connected with a second pulley 12; the first pulley 11 and the second pulley 12 are in transmission connection through a transmission rod 14, and the first pulley 11 and the second pulley 12 are in the same horizontal plane;
the lower bracket 2 is a hollow rod; the clamping part extends into the inner cavity of the lower bracket 2; a plurality of hooks 4 are vertically arranged on the side wall of the lower bracket 2 at equal intervals;
the base 3 includes a mounting portion 31, a weight box 32, legs 33, and bottom wheels 34; the mounting portion 33 is provided with an embedded part 35; the bottom of the lower bracket 2 is arranged in the embedded part 35; the weight box 32 is arranged on one side of the mounting part 33 far away from the volleyball net; the supporting legs 33 are arranged on the other side of the mounting part 33; bottom wheels 34 are mounted at the bottom of weight box 32;
the two net racks are fixed at the bottom of the volleyball net through the hooks 4; the two net racks are fixed on the top of the volleyball net through the connecting ropes 5.
The diameter of the upper end of the clamping part is not larger than that of the protruding part, and the diameter of the lower end of the clamping part is the same as that of the protruding part; a plurality of adjusting holes 15 are vertically arranged at equal intervals at the upper end of the clamping part; the upper end of the lower bracket 2 is provided with threaded holes 21 with the same number and shape as the adjusting holes 15.
A rope tightening device 6 is also arranged; the rope tightener 6 and the second pulley 12 are arranged on the same side; the rope tightener 6 comprises a protective shell 61, a rotating shaft 62, a stop 63, a handle 64 and a rotating wheel 65; the protective shell 61 is a U-shaped block; the protective shell 61 is mounted on the side wall of the lower bracket 2 through bolts; the shaft body of the rotating shaft 62 is arranged on the protective shell 61, and the connecting rope 5 is wound on the shaft body of the rotating shaft 62; one end of the rotating shaft 62 is provided with a handle 64, and the other end is provided with a rotating wheel 65; the stopper 63 is mounted outside the protective casing 61 and is in the same plane as the runner 65.
The stop 63 is internally provided with a spring structure and is in contact connection with the gear teeth of the rotating wheel 65.
Two adjustable struts 36 are also mounted on the weight box 32; one ends of the two adjustable supporting rods 36 are respectively and fixedly arranged at the two ends of the outer side of the top surface of the weight box 32; the other ends of the two adjustable supporting rods 36 are connected with the connecting plate 22 on the side wall of the lower bracket 2 through bolts.
The outer surfaces of the upper bracket 1 and the lower bracket 2 are subjected to electrostatic spraying treatment.
The distance between the first pulley 11 and the second pulley 12 is 3-6 mm.
The mounting portion 31, the weight box 32 and the central axis of the leg 33 are overlapped; the length of the legs 33 is 3-6 mm.
A soft protective layer 7 is also arranged; the soft protective layer 7 is covered on the surfaces of the lower bracket 2 and the base 3.
In one embodiment of the present invention, a square top cover is further disposed above the first pulley.
In another embodiment of the present invention, the weights of the two weight boxes 32 are not changed, the position sensors corresponding to the positions are disposed on the two top covers, and whether the ball passes through the net can be determined by whether the ball is blocked by the sensors, so as to reduce the misjudgment of the referee in the competition due to the error of human identification, and equivalently, the weight of the net rack itself is increased, and the stability of the net rack is increased.
The invention discloses the following technical effects: the invention enhances the stability of the grid structure by adding the pulleys and the bracket, occupies small space and is easy to adjust; the volleyball net is fixed by adopting a mode that the hooks are matched with the connecting ropes, and the connecting ropes are fixedly adjusted through the rope tighteners, so that the volleyball net is convenient to adjust and clean and sanitary. (ii) a The integral height of the net rack can be adjusted, the operation is simple, and the net rack is suitable for various match specifications; and the net frame is subjected to electrostatic spraying treatment, and a soft protective layer is sleeved outside the net frame, so that the artificial damage is prevented, and the service life of the net frame is prolonged.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (9)
1. The utility model provides an indoor volleyball net frame, includes volleyball net and rack, its characterized in that: two net racks are arranged and are respectively arranged on two sides of the volleyball net;
the net rack comprises an upper bracket (1), a lower bracket (2) and a base (3); the upper bracket (1) and the lower bracket (2) are both of cylindrical structures;
the upper bracket (1) comprises a protruding part and a clamping part; a through groove is formed in the top end of the side wall of the protruding part, and a first pulley (11) is mounted in the through groove through a bolt; the upper side of the side wall of the protruding part is fixedly connected with one end of a support rod (13) through a bolt; the other end of the supporting rod (13) is rotatably connected with a second pulley (12); the first pulley (11) and the second pulley (12) are in transmission connection through a transmission rod (14), and the first pulley (11) and the second pulley (12) are in the same horizontal plane;
the lower bracket (2) is a hollow rod; the clamping part extends into the inner cavity of the lower bracket (2); a plurality of hooks (4) are vertically arranged on the side wall of the lower support (2) at equal intervals;
the base (3) comprises a mounting part (31), a weight box (32), supporting legs (33) and bottom wheels (34); the mounting part (33) is provided with an embedded part (35); the bottom of the lower support (2) is arranged in the embedded part (35); the weight box (32) is arranged on the same side as the second pulley (12) and is fixedly connected with the mounting part (33); the legs (33) are disposed on opposite sides of the weight box (32); the bottom wheel (34) is mounted at the bottom of the weight box (32);
the two net racks are fixed at the bottom of the volleyball net through hooks (4); the two net racks are fixed on the top of the volleyball net through connecting ropes (5).
2. An indoor volleyball net frame according to claim 1, wherein: the diameter of the upper end of the clamping part is not larger than that of the protruding part, and the diameter of the lower end of the clamping part is the same as that of the protruding part; a plurality of adjusting holes (15) are vertically arranged at equal intervals at the upper end of the clamping part; the upper end of the lower support (2) is provided with threaded holes (21) which are the same as the adjusting holes (15) in number and are adaptive in shape.
3. An indoor volleyball net frame according to claim 1, wherein: a euphroe (6) is also arranged; the rope tightener (6) and the second pulley (12) are arranged on the same side; the rope tightener (6) comprises a protective shell (61), a rotating shaft (62), a stop block (63), a handle (64) and a rotating wheel (65); the protective shell (61) is a U-shaped block; the protective shell (61) is mounted on the side wall of the lower bracket (2) through bolts; the shaft body of the rotating shaft (62) is arranged on the protective shell (61), and the connecting rope (5) is wound on the shaft body of the rotating shaft (62); one end of the rotating shaft (62) is provided with the handle (64), and the other end of the rotating shaft is provided with the rotating wheel (65); the stop block (63) is installed on the outer side of the protective shell (61) and is located on the same plane with the rotating wheel (65).
4. An indoor volleyball net rack according to claim 3, wherein: the inside of the stop block (63) is of a spring structure and is in contact connection with the gear teeth of the rotating wheel (65).
5. An indoor volleyball net frame according to claim 1, wherein: two adjustable supporting rods (36) are further mounted on the weight box (32); one ends of the two adjustable supporting rods (36) are respectively and fixedly arranged at the two ends of the outer side of the top surface of the weight box (32); the other ends of the two adjustable supporting rods (36) are connected with the connecting plate (22) on the side wall of the lower bracket (2) through bolts.
6. An indoor volleyball net frame according to claim 1, wherein: and the outer surfaces of the upper bracket (1) and the lower bracket (2) are subjected to electrostatic spraying treatment.
7. An indoor volleyball net frame according to claim 1, wherein: the distance between the first pulley (11) and the second pulley (12) is 3-6 mm.
8. An indoor volleyball net frame according to claim 1, wherein: the central axes of the mounting part (31), the weight box (32) and the supporting leg (33) are superposed; the length of the supporting leg (33) is 3-6 mm.
9. An indoor volleyball net frame according to claim 1, wherein: a soft protective layer (7) is also arranged; the soft protective layer (7) covers the surfaces of the lower bracket (2) and the base (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010715109.9A CN111773646A (en) | 2020-07-23 | 2020-07-23 | Indoor volleyball net rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010715109.9A CN111773646A (en) | 2020-07-23 | 2020-07-23 | Indoor volleyball net rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111773646A true CN111773646A (en) | 2020-10-16 |
Family
ID=72764552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010715109.9A Pending CN111773646A (en) | 2020-07-23 | 2020-07-23 | Indoor volleyball net rack |
Country Status (1)
| Country | Link |
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| CN (1) | CN111773646A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171593A (en) * | 2021-05-16 | 2021-07-27 | 山东宸奇体育文化发展有限公司 | Intelligent tennis post |
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| KR200389814Y1 (en) * | 2005-04-07 | 2005-07-14 | 백승엽 | stoppin gear style ping-pong net support |
| CN201500421U (en) * | 2009-07-24 | 2010-06-09 | 徐忠高 | Dual-purpose volleyball frame |
| CN201848071U (en) * | 2010-11-05 | 2011-06-01 | 江苏省强槐体育用品有限公司 | Direct insertion type beach volleyball post assembly |
| CN207898905U (en) * | 2018-03-05 | 2018-09-25 | 咸阳师范学院 | A kind of basketball stands that liftable is adjusted |
| US10286273B1 (en) * | 2017-03-28 | 2019-05-14 | Brian Chouinard | Shallow water volleyball net anchoring system |
| CN210698701U (en) * | 2019-09-23 | 2020-06-09 | 时爱林 | Net tensioning device |
-
2020
- 2020-07-23 CN CN202010715109.9A patent/CN111773646A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200389814Y1 (en) * | 2005-04-07 | 2005-07-14 | 백승엽 | stoppin gear style ping-pong net support |
| CN201500421U (en) * | 2009-07-24 | 2010-06-09 | 徐忠高 | Dual-purpose volleyball frame |
| CN201848071U (en) * | 2010-11-05 | 2011-06-01 | 江苏省强槐体育用品有限公司 | Direct insertion type beach volleyball post assembly |
| US10286273B1 (en) * | 2017-03-28 | 2019-05-14 | Brian Chouinard | Shallow water volleyball net anchoring system |
| CN207898905U (en) * | 2018-03-05 | 2018-09-25 | 咸阳师范学院 | A kind of basketball stands that liftable is adjusted |
| CN210698701U (en) * | 2019-09-23 | 2020-06-09 | 时爱林 | Net tensioning device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171593A (en) * | 2021-05-16 | 2021-07-27 | 山东宸奇体育文化发展有限公司 | Intelligent tennis post |
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Application publication date: 20201016 |
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| RJ01 | Rejection of invention patent application after publication |