CN206729594U

CN206729594U - A kind of volleyball referee chair for possessing hand-operated lifting function

Info

Publication number: CN206729594U
Application number: CN201720053227.1U
Authority: CN
Inventors: 王光军; 何雅静; 王浩年
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-01-16
Filing date: 2017-01-16
Publication date: 2017-12-12
Anticipated expiration: 2027-01-16

Abstract

The utility model provides a kind of volleyball referee chair for possessing hand-operated lifting function, including：Base, to possess the support frame of certain altitude；Seat, by that can realize that the carriage of lifting is arranged on the upper end of the base in vertical direction；Adjusting means, for adjusting height of the seat with respect to base, including the tooth-strip part at the seat is fixed on, and is fixed on the gear part of the base position, the gear part is intermeshed with the tooth-strip part.Present embodiment is using driven side gear formula come lifting seat, the adjustable height of seat can be the ability to easily control, friction when can reduce lifting using carriage simultaneously keeps the stability of seat, make the referee of different heights can be adjusted at any time according to the visual field of oneself, improve the accuracy of judge.

Description

A kind of volleyball referee chair for possessing hand-operated lifting function

Technical field

Sports field is the utility model is related to, can arbitrarily be adjusted according to oneself height by referee more particularly to one kind Watch the volleyball referee chair of height.

Background technology

In vollyball race, the first judge, to terminating have final decision to match, should sit or stand in net by One end is higher than the progress that match is commanded on the judges' box of net.To help referee to make accurate judgement, ensure penalty result Accuracy and fairness, volleyball judge law regulation：First referee's sight necessarily be greater than about 50 centimeters of net upper end.

Existing volleyball judge platform is made by metal welding more, and its is simple in construction, and cost is cheap, and height is also relatively solid It is fixed.Due to the difference of individual, the referee of different heights on judges' box when enforcing the law, because of regulation judges' box height that can not be artificial To obtain optimal viewing angle, tend not to touch net and the slight real-time condition such as spike off the block to slight on arena in time Accurate judgement is made, penalty when participating in the cintest is may result in and lacks fairness.Thus referee's professional skill may be had influence on Normal presentation, and then have influence on the normal performance of opposing teams' team member's technical capability.In consideration of it, existing volleyball referee chair is applicable Scope is to be improved and improves, to adapt to the development of modern volleyball.

Utility model content

The purpose of this utility model is to provide for a kind of to adjust sight at any time according to the height demand of oneself by referee See the volleyball referee chair of height.

Especially, the volleyball referee chair for possessing hand-operated lifting function that one embodiment of the utility model provides, including：

Base, to possess the support frame of certain altitude；

Seat, by that can realize that the carriage of lifting is arranged on the upper end of the base in vertical direction；

Adjusting means, for adjusting height of the seat with respect to base, including the tooth-strip part at the seat is fixed on, With the gear part for being fixed on the base position, the gear part is intermeshed with the tooth-strip part.

In an embodiment of the present utility model, support bar is symmetrically arranged with the top of the support frame, in institute The bottom for stating seat is correspondingly arranged on fix bar, and the carriage includes the neck being vertically fixed on the support bar, and The clamp rail being vertically fixed in the fix bar, the clamp rail are stuck in the neck.

In an embodiment of the present utility model, the tooth-strip part includes the rack being connected respectively with the fix bar Bar, the gear part include the adjustment gear that axle is fixed on the base position, and the adjustment gear engages with the rack bar, and The handler for rotating the adjustment gear is fixed with the one side of the adjustment gear.

In an embodiment of the present utility model, the gear part is also included in being connected respectively with the support bar Empty adjustment barrel, the rack bar insert in the adjustment barrel, are provided with the adjustment barrel side wall and expose the rack bar Regulating tank, the adjustment gear engage through the regulating tank with the tooth on the rack bar.

In an embodiment of the present utility model, locking system, the locking are provided with the adjustment gear Device includes the protective cover for being fixed on the adjustment gear side, is provided with the adjustment gear and the protective cover correspondingly Lock hole, be inserted with stop pin in the lock hole.

In an embodiment of the present utility model, in addition to cat ladder, the cat ladder include being fixed on the seat just The canned paragraph in face, and naturally droop to the glissile segment on ground, the canned paragraph and connected with the glissile segment by rail structure.

In an embodiment of the present utility model, the bottom of the base is provided with four legs, the leg with Ground contacts one end and is fixed with circular or ellipse pad, and the pad contacts the arc that one side is indent with ground, in institute State and rubber blanket is cased with outside pad.

In an embodiment of the present utility model, mobile device, the movement are provided with the bottom of the base Device includes the slide bar being connected by slide rail with the base, and is fixed on movable pulley of the slide bar close to ground one end, with And the control slide bar lifts and the slide bar can be limited to the limit switch of current location；The slide bar is located at the cunning During flange of rail end, the movable pulley contacts with ground and the base is lifted off into ground, when the slide bar is located at the slide rail upper end, The movable pulley leaves ground and makes the base vertical on the ground.

In an embodiment of the present utility model, the limit switch includes handle, and the handle is locked respectively The lock piece of two kinds of positions of opening and closing is scheduled on, the handle is rotatably connected by fixing axle and the sliding track mechanism, in the cunning Rack is provided with bar, the fixing end of the handle is provided with is fixed on institute with the rack meshed gears, the lock piece State on sliding track mechanism.

In an embodiment of the present utility model, the lock piece is link or fixing bolt.

Present embodiment come lifting seat, can be the ability to easily control the adjustable height of seat using driven side gear formula, utilize Friction when carriage can reduce lifting simultaneously keeps the stability of seat, makes the referee of different heights at any time can basis The visual field of oneself is adjusted, and improves the accuracy of judge.

Brief description of the drawings

Fig. 1 is the volleyball referee chair structural representation according to the utility model one embodiment；

Fig. 2 is the adjusting means structural representation of one embodiment of the utility model；

Fig. 3 is the adjusting means structural representation of another embodiment of the utility model；

Fig. 4 is the cat ladder structural representation of one embodiment of the utility model；

Fig. 5 is the mobile device structural representation of one embodiment of the utility model.

Embodiment

As shown in Figure 1, 2, the volleyball referee chair of one embodiment of the utility model includes certain by possessing in general manner The base 20 and the seat 10 on base 20 that the support frame of height is formed, and regulation seat 10 are high with respect to base 20 The adjusting means 12 of degree.

In present embodiment, base 20 plays a supportive role, and seat 10 is used to sit for referee, and the seat 10 can pass through It can realize that the carriage 60 of lifting is arranged on the upper end of base 20 in vertical direction, carriage 60 can be by seat 10 It is limited on base 20 to improve stability and reduce friction when seat 10 lifts.

The adjusting means 12 can include being fixed on the tooth-strip part 13 at seat 10, and the gear part being fixed at base 20 14, gear part 14 is intermeshed with tooth-strip part 13, when needing to adjust the height of seat 10, can be promoted with sliding tooth wheel portion 14 Tooth-strip part 13 lifts, and tooth-strip part 13 easily can rise seat 10 under the cooperation of carriage 60.

In an embodiment of the present utility model, support bar 21 can be symmetrical arranged at the top of base 20, be present The bottom of chair 10 is correspondingly arranged fix bar 11.The quantity of support bar 21 with can gentle support seat 10 be advisable, such as three or four Root, the quantity of fix bar 11 are corresponding with the quantity of support bar 21.

Carriage 60 can use the structure of concavo-convex engaging, including the neck being vertically fixed on support bar 21, and hang down The straight clamp rail being fixed in fix bar 11, clamp rail are stuck in neck.Neck can be the big structure in the small inside of opening, to limit card Rail can only move up in the axle of neck, and can not be by the radially disengaging of neck.Clamp rail and neck can be independent parts, And it is fixed on by fixture on support bar 21 or fix bar 11.Can also directly be one of support bar 21 or fix bar 11 Point.

As shown in figure 3, in an embodiment of the present utility model, the tooth-strip part 13 can include respectively with each fixation The rack bar 131 that bar 11 connects, rack bar 131 is vertically fixed on the bottom of seat 20, while passes through pole and all fixations Bar 11 is fixedly connected, and such structure can improve the intensity of rack bar 131, while keeps each synchronization lifting of fix bar 11.And Gear part 14 can include passing through the adjustment gear 141 that axle 142 is fixed at base 20, the appearance of adjustment gear 141 after fixing Face is engaged with rack bar 131, while is fixed with what promotion adjustment gear 141 rotated around axle 142 in the one side of adjustment gear 141 Handler 143.When driving seat 10 to lift, by handler 143 adjustment gear 141 can be made to be rotated around fixing axle 142, The tooth of its outer surface can drive the oscilaltion of rack bar 131 of engagement, and then promote whole seat 10 to lift.

In an embodiment of the present utility model, the gear part 14 can also include fixing with each support bar 21 respectively The hollow adjustment barrel 144 of connection, the rack bar 131 after fixing be may be inserted into adjustment barrel 144, and the structure can be carried further The stabilization of high rack bar 131.In addition, for convenience of lifting, the tune for exposing rack bar 131 can be set in the side wall of adjustment barrel 144 Groove 145 is saved, and the adjustment gear 141 after fixing engages through regulating tank 145 with the tooth on rack bar 131, such structure can To protect rack bar 131., can and rack bar 131 interior in adjustment barrel 144 to reduce rack bar 131 and the friction of adjustment barrel 144 On the relative one side installation roller of tooth, the rear-face contact of roller and rack bar 131, make rack bar 131 in lifting with regulation Cylinder 144 forms rolling friction.

In an embodiment of the present utility model, to make the stable height stopped after adjustment of seat 10, Ke Yi Locking system is set in adjustment gear 141, the locking system can include the protective cover 147 for being fixed on the side of adjustment gear 141, Corresponding lock hole is provided with adjustment gear 141 and protective cover 147, stop pin 146 is inserted with lock hole.Protective cover 147 can be the protective case of a semi-surrounding adjustment gear 141, itself possess certain intensity, play steady lock pin 146 While, adjustment gear 141 can also be protected.Multiple lock holes are set around fixing axle 142 in adjustment gear 141, work as regulation After gear 141 is rotated in place, stop pin 146 can be utilized to be inserted after passing through the lock hole in adjustment gear 141 on protective cover 147 Lock hole in, adjustment gear 141 is limited to current location, avoids its rotation.

As shown in figure 4, in an embodiment of the present utility model, to adapt to the height of seat 10 after adjusting, simultaneously Facilitate above and below referee, cat ladder 40 can be set on referee's chair, the cat ladder 40 can be positive solid including being fixed on seat 10 Determine section 41, and be connected and naturally drooped to the glissile segment 42 on ground, canned paragraph 41 and glissile segment 42 with canned paragraph 41 and pass through slide rail Structure 43 connects.Glissile segment 42 is fastened on canned paragraph 41 using rail structure 43, can only be slided along the axial direction of canned paragraph 41. When adjusting seat 10, canned paragraph 41 can be arbitrarily upper and lower with respect to glissile segment 42, and the bottom of glissile segment 42 contacts with ground all the time. In addition, for convenience of controlling, the locking knot that glissile segment 42 is locked to some height accordingly can also be set on canned paragraph 41 Structure, such as fixing bolt.

, can be in the bottom of base 20 to improve the stability of base 20 in an embodiment of the present utility model Four legs 22 are set, one end fixation and the circular or oval pad 23 of ground level are contacted with ground in leg 22.It is logical The contact area of whole base 20 and ground can be increased by crossing pad 23, in the case where not changing the global shape of base 20, be carried The stability of high-base 20.

Further, the pad 23, which contacts one side with ground, can be arranged to the arc of indent, and in the outer cover of pad 23 There is rubber blanket 24.Absorption affinity with timber floor or smooth floor can be improved using rubber blanket 24, pad 23 uses the shape of indent Shape can make to form a cavity between rubber blanket 24 and ground, can be in discharge inner air when being pressed by gravity The suction of rubber blanket 24 and ground is improved simultaneously, and then improves the stabilization of whole referee's chair.

As shown in figure 5, in an embodiment of the present utility model, can be in base for convenience of the movement of referee's chair 20 bottom sets mobile device 50, and specific mobile device 50 includes the slide bar 52 being connected by slide rail 51 with base 20, and Movable pulley 53 of the slide bar 52 close to ground one end is fixed on, and control slide bar 52 is lifted and can be limited to slide bar 52 currently The limit switch 54 of position.Slide bar 52 can only move axially after being stuck on slide rail 51 along slide rail 51, and can not radially depart from, and work as cunning When bar 52 is located at 51 bottom of slide rail, movable pulley 53 contacts with ground and base 20 is lifted off into ground, can now move whole sanction Sentence chair.When slide bar 52 is located at 51 upper end of slide rail, movable pulley 53 leaves ground and makes base 20 vertical on the ground by leg 22, It is now referee's chair use state.Limit switch 54 can control slide bar 52 to lift using hydraulic pump 31.

Further, in an embodiment of the present utility model, there is provided a kind of limit switch 54, the limit switch bag Include handle 541 and handle 541 be locked in the lock piece 542 of two kinds of positions of opening and closing respectively, handle 541 by fixing axle 543 with Slide rail 51 is rotatably connected, and rack 521 is provided with slide bar 52, and the fixing end of handle 541 is provided with what is engaged with rack 521 Gear 544, after handle 541 is installed, its gear 544 contacts with slide bar 52, and is engaged with the rack 521 on slide bar 52, works as hand When handle 541 rotates, the gear 544 of its fixing end promotes slide bar 52 along slide rail about 51.

Lock piece 542 can be fixed on slide rail 51 to lock the handle 541 in open and closed.Specific lock piece 542 can be link or fixing bolt.It can be afterwards directly sleeved on handle 541 in place in handle 541 using during link, prevent it Revolution.And fixing bolt can be then screwed on slide rail 51 directly through handle 541 in handle 541 after in place, so as to prevent hand Handle 541 turns round.

So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model more Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the spirit and scope of the utility model The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new The scope of type is understood that and regarded as to cover other all these variations or modifications.

Claims

A kind of 1. volleyball referee chair for possessing hand-operated lifting function, it is characterised in that including：

Base, to possess the support frame of certain altitude；

Seat, by that can realize that the carriage of lifting is arranged on the upper end of the base in vertical direction；

Adjusting means, for adjusting height of the seat with respect to base, including the tooth-strip part at the seat is fixed on, and it is solid The gear part of the base position is scheduled on, the gear part is intermeshed with the tooth-strip part.
2. volleyball referee chair according to claim 1, it is characterised in that

Support bar is symmetrically arranged with the top of the support frame, fix bar is correspondingly arranged in the bottom of the seat, it is described Carriage includes the neck being vertically fixed on the support bar, and the clamp rail being vertically fixed in the fix bar, described Clamp rail is stuck in the neck.
3. volleyball referee chair according to claim 1, it is characterised in that

The tooth-strip part includes the rack bar being connected respectively with the fix bar, and the gear part is fixed on the base including axle The adjustment gear at place, the adjustment gear engage with the rack bar, and are fixed with rotation in the one side of the adjustment gear The handler of the adjustment gear.
4. volleyball referee chair according to claim 3, it is characterised in that

The gear part also includes the hollow adjustment barrel being connected respectively with the support bar, and the rack bar inserts the regulation In cylinder, the regulating tank for exposing the rack bar is provided with the adjustment barrel side wall, the adjustment gear passes through the regulating tank Engaged with the tooth on the rack bar.
5. volleyball referee chair according to claim 4, it is characterised in that

Locking system is provided with the adjustment gear, the locking system includes being fixed on the anti-of the adjustment gear side Shield, corresponding lock hole is provided with the adjustment gear and the protective cover, stop pin is inserted with the lock hole.
6. volleyball referee chair according to claim 1, it is characterised in that

Also include cat ladder, the cat ladder includes being fixed on the positive canned paragraph of the seat, and naturally droops to the slip on ground Section, the canned paragraph are connected with the glissile segment by rail structure.
7. volleyball referee chair according to claim 1, it is characterised in that

The bottom of the base is provided with four legs, and the leg contacts one end with ground and is fixed with circular or ellipse pad Piece, the pad contact the arc that one side is indent with ground, rubber blanket are cased with outside the pad.
8. volleyball referee chair according to claim 7, it is characterised in that

Mobile device is provided with the bottom of the base, the mobile device includes the cunning being connected by slide rail with the base Bar, and be fixed on movable pulley of the slide bar close to ground one end, and the control slide bar lifting and can be by the slide bar It is limited to the limit switch of current location；When the slide bar is located at the slide rail bottom, the movable pulley is contacted and incited somebody to action with ground The base is lifted off ground, and when the slide bar is located at the slide rail upper end, the movable pulley leaves ground and founds the base On the ground.
9. volleyball referee chair according to claim 8, it is characterised in that

The limit switch includes handle, and the handle is locked in the lock piece of two kinds of positions of opening and closing, the handle respectively It is rotatably connected by fixing axle and the sliding track mechanism, rack is provided with the slide bar, the fixing end of the handle is set It is equipped with and is fixed on the rack meshed gears, the lock piece on the sliding track mechanism.
10. volleyball referee chair according to claim 9, it is characterised in that

The lock piece is link or fixing bolt.