Tennis court automatic film covering winder
technical field
The present invention relates to a kind of tennis court automatic film covering winder, belong to facility technology field, tennis court.
Background technology
Modern age, tennis originated from Britain, through development and the popularization of over one hundred year, became the dark masses of being subject to and liked and the ball game of welcoming.The large open event of Wimbledon Championship etc. four is global inquiry order, and China tennis open event is also to striving for becoming the fifth-largest tennis open competition and unremitting effort.The elites' such as Li Na proud achievement is to compatriots to inspire, and tennis will hold out broad prospects in the development of China.Tennis court is varied, has meadow (natural, artificial), plastic cement, soil (sand ground, laterite, yellow mud), hard place (cement, pitch) court, and competition area adopt first three kind more.How in the open tennis tournament place is carried out, a race has many matches, every game man is 5 dish 3 victory systems, woman is 3 dish 2 victory systems, and every dish match has at least more than 6 innings, every game often reaches a few hours, it is of common occurrence that experience Changes in weather bust shower is forced to interruption, once this thing happens, the current common measure in important sports events tennis tournament place is first net to be pulled down by staff, again preprepared plastic film roll is spread out and hide place, avoid place to drench and cause and can not compete, after rain stops again by plastic film winding, hang up properly net, for recovering the ready work of match.Because tennis tournament place surrounding is also bleacher, dimension of the court is larger, for guaranteeing sportsman, judge, the linesman and the free activity space of ball boy, do not affect spectators and view and admire match, plastic film roll will be placed in outside the venue near (baffle plate) shelter, and because topped area is large, the weight of plastic film roll is also very considerable, therefore the labour intensity of this work is larger, and the time of cost is also more.
And as for the tennis tournament place of general condition, weather conditions often produce a very large impact tennis tournament, owing to there is no large-scale screening rain plastic film, so occur as next curtain, according to the < < southeast > > of Business on September 13rd, 2012, " in the international tennis challenge match of Ningbo ' Yin state bank ' cup match on September 12, due to bust brash, after five minutes, ground is all moistened by rain, after rain stops, contest engineering department takes out up to a hundred towels, huge fan, volunteer, ball boy, judge, on staff is neat, towel of staff first blots surface pond, with fan, dry up again water stain." adopt this original method, not only more mobilize too many troops, and the delay of game time, effect is also undesirable.
Summary of the invention
The object of the invention is, in order to replace artificial overlay film rolling work, alleviate intensity of workers, when Changes in weather, can avoid rainwater to drench competition area and net, after rain, can recover as early as possible match; The present invention discloses the equipment of a kind of automatic covering and rolling plastic sheeting.
The present invention is achieved through the following technical solutions, and tennis court of the present invention automatic film covering winder is put film wind-up roll 2, draw bar 11 and auxiliary device by creeper type tractor 1, plastic film and formed; Two ends, tennis court are respectively provided with two creeper type tractors 1 and drive respectively a draw bar 11; Draw bar 11 is arranged on creeper type tractor 1, the plastic film of rolling is arranged on plastic film and puts on film wind-up roll 2, the outmost one end of plastic film roll is fixed on the draw bar body of rod 62 of draw bar 11, and plastic film is put in the sunk type melt pit that film wind-up roll 2 is placed in two ends, tennis court auxiliary device.
Creeper type tractor 1 adopts poly-urethane rubber crawler belt 42 as crawler belt, lithium cell group 52 drives respectively left and right rear drive semiaxis 56, drive wheel 61 through retarder 59 and worm type of reduction gearing 60 for the DC motor 58 of two band brakes of power drives, speed change realizes different speed as required, pick up camera 38, horizontal direction pick up camera 39 and control apparatus case 49 adjusting lower assurance creeper type tractor moving linearlies and two-shipper are synchronous in the vertical direction, and control can be controlled and be realized by manual control or remote controller.
Plastic film is put film wind-up roll 2 by roll body 24, axle 25, put film wind-up roll gear 26, magnetic clutch 27, put film wind-up roll retarder 28, put film wind-up roll DC motor 29, put film wind-up roll control box 30, putting film wind-up roll lithium cell group 31 forms, while putting film, by two creeper type tractors 1 and draw bar 11, pull plastic film 10 progressively to spread out, making roll body 24 positive dirctions is clockwise direction rotation, when winder, creeper type tractor 1 retreats, the suffered pulling force of plastic film is reduced to zero, DC motor 29 and magnetic clutch 27 energisings, put film wind-up roll DC motor 29 by putting film wind-up roll retarder 28, the driven gear 32 of magnetic clutch 27, putting film wind-up roll gear 26 driving roll body 24 reversing senses is anticlockwise direction rotation, reach the object of rolling plastic film,
Draw bar 11 is mainly comprised of the draw bar body of rod 62, adjusting pressing plate 63, press strip 65, lower seat 67, vertical truss 68, horizontal truss 69, supporting universal rolling wheel 70, net shelves awning 8.Plastic film 10 can be by regulating correct installation of pressing plate 63 to fix, and the draw bar body of rod 62 is hinged on the traction pole socket 47 of creeper type tractor 1 by lower seat 67.It is rain-proof shed that tennis rain-proof shed 8 utilizes left and right two ends to have diff-H to put film completing place formation " people " font at creeper type tractor 1, avoids net to drench.
Auxiliary device comprises sewer 5, baffle plate 6, shifting board 9, pressing film roller 13, guiding roller 14, sunk type melt pit 15, rear registration mast 17; Sunk type melt pit 15 is put film wind-up roll 2 for plastic film is installed, and water collecting basin 16 and sewer 5 are arranged at bottom, for draining the water away rapidly; Shifting board 9 use hinge of springs 7 are fixed on tennis court baffle plate 6, close at ordinary times and are fixed by door-inhale 12, during use, shifting board 9 are rolled up and are located by hinge of spring 7, form the passage for the turnover of automatic film covering winder; Pressing film roller 13, guiding roller 14 are for the protection of plastic film guiding; Rear registration mast 17 and tennis court doubles net post 23 or tennis court singles' net post 22 are respectively winder and put film provides stop signal.
After two end-stopping plates of tennis tournament place, respectively arrange the sunk type melt pit of a cement casting, two plastic films are put film wind-up roll and are placed on respectively in melt pit, plastic film winding is on roller, plastic film front end respectively has two draw geares, while needing, by draw gear, plastic film is pulled open and expands ground on the scene, prevent that rainwater from drenching place, after rain stops, again draw gear return, by roller by plastic film winding; Draw gear and rolling mode can have various ways, as wheel car traction, steel rope pulling, crawler vehicle traction etc.Rolling is direct motor drive, also available hydraulic, air pressure driving etc.According to the feature in tennis court, during match, in place, can not there is the device of any impact match, as track etc.The present invention adopts take two of the DC motor that lithium cell group is power supply and drives respectively left and right half, install camera and horizontal direction extraction straight-line motion and two machine synchronizing signals vertically downward, straight-line motion and the advanced in unison of film put in realization, creeper type tractor constant velocity is adjustable by 0 ~ 7.2km/h, puts film setting and completes at 10 ~ 20 seconds.Rainwater, when more, can flow into melt pit along the concave surface of plastic film, through water collecting basin and the sewer of melt pit, discharges.
Creeper type tractor 1 of the present invention selects tennis court doubles sideline 21 as tracing object, in the vertical direction under the control of pick up camera 38, horizontal direction pick up camera 39 and control apparatus case 49, when the DC motor 58 of guaranteeing band brake drives respectively the creeper type tractor 1 of rear drive sprocket 61 to pull plastic film, moving linearly and two-shipper advanced in unison, can prevent folding and unfolding film sideslip.On creeper type tractor 1, front limit switch 51 and rear limit switch 57 are arranged on respectively on the front limit switch seat 50 and rear limit switch base 55 on car body 41, for limiting creeper type tractor winder or putting the end position of film.
On the draw bar body of rod 62 on draw bar 11 of the present invention, be provided with and regulate pressing plate 63, can when plastic film 10 is installed, adjust the squareness of plastic film and the draw bar body of rod 62, guarantee setting accuracy, avoid sideslip; On the draw bar body of rod 62, be provided with net rain-proof shed, the rain-proof shed formation of arranged on left and right sides net " people " the font enclosed construction by there being diff-H, prevents that net from drenching, and has reduced the work capacity by artificial dismounting net.
The draw gear of automatic film covering winder of the present invention is crawler vehicle traction, and also available wheel car traction, steel rope pull; The rolling mode of automatic film covering winder of the present invention is direct motor drive, and also available hydraulic, air pressure drive.
The invention has the beneficial effects as follows, automatic film covering rolling function in tennis court of the present invention replaces manually carries out overlay film rolling work, greatly alleviates staff's labour intensity, saves rainproof service working time, accelerates the progress of tennis tournament.
The present invention is suitable for tennis court, and particularly outdoor tennis tournament place is used.
Accompanying drawing explanation
Fig. 1 is the front view (part) of rough package drawing of the present invention, shown in the position of positional representation creeper type tractor when winder completes;
Fig. 2 is the front view (part) of rough package drawing of the present invention, shown in the creeper type tractor at two ends, positional representation court advance to the position when putting film and complete;
Fig. 3 is the birds-eye view (part) of rough package drawing of the present invention;
Fig. 4 is the structural front view of creeper type tractor;
Fig. 5 is the structure birds-eye view of creeper type tractor;
Fig. 6 is that plastic film is put film wind-up roll structural representation;
Fig. 7 is that plastic film is put film wind-up roll D-D cutaway view;
Fig. 8 is magnetic clutch structural representation;
Fig. 9 is draw bar structural front view;
Figure 10 is draw bar structure birds-eye view;
Figure 11 is draw bar structure left view;
Figure 12 is the I place enlarged drawing of Figure 11;
Figure 13 is the II place enlarged drawing of Figure 11;
Picture in picture number: the 1st, creeper type tractor; The 2nd, plastic film is put film wind-up roll; The 3rd, put film wind-up roll shaft bearing; The 4th, bearing support; The 5th, sewer; The 6th, tennis court baffle plate; The 7th, hinge of spring; The 8th, net is rain-proof shed; The 9th, shifting board; The 10th, plastic film; The 11st, draw bar; The 12nd, door-inhale; The 13rd, pressing film roller; The 14th, guiding roller; The 15th, sunk type melt pit; The 16th, water collecting basin; The 17th, rear registration mast; The 18th, tennis court end line; The 19th, tennis court service line; The 20th, tennis court singles sideline; The 21st, tennis court doubles sideline; The 22nd, tennis court singles' net post; The 23rd, tennis court doubles net post; The 24th, roll body; The 25th, axle; The 26th, put film wind-up roll gear; The 27th, magnetic clutch; The 28th, put film wind-up roll retarder; The 29th, put film wind-up roll DC motor; The 30th, put film wind-up roll control box; The 31st, put film wind-up roll lithium cell group; The 32nd, magnetic clutch driven gear; The 33rd, magnetic clutch main shaft; The 34th, magnetic clutch armature; The 35th, driven friction disk; The 36th, active friction plate; The 37th, coil and iron core; The 38th, vertical direction pick up camera (CCD); The 39th, horizontal direction pick up camera (CCD); The 40th, extensible arm; The 41st, car body; The 42nd, poly-urethane rubber crawler belt; The 43rd, flower wheel; The 44th, front axle; The 45th, tensioning adjust bar; The 46th, tensioning energy disperser connecting rod; The 47th, traction pole socket; The 48th, recoil spring; The 49th, control apparatus case; The 50th, front limit switch seat; The 51st, front limit switch; The 52nd, lithium cell group; The 53rd, bogie wheel; The 54th, supporting shaft; The 55th, rear limit switch base; The 56th, rear drive semiaxis; The 57th, rear limit switch; The 58th, the DC motor of band brake; The 59th, retarder; The 60th, worm type of reduction gearing; The 61st, drive wheel; The 62nd, the draw bar body of rod; The 63rd, regulate pressing plate; The 64th, socket head cap screw; The 65th, press strip; The 66th, dish screw; The 67th, lower seat; 68 vertical truss; The 69th, horizontal truss; The 70th, supporting universal rolling wheel.
The specific embodiment
Below in conjunction with accompanying drawing, describe the specific embodiment of the present invention in detail.
Embodiment of the present invention tennis court automatic film covering winder is put film wind-up roll 2, two draw bars 11 and two cover auxiliary devices by four creeper type tractors 1, two sleeving plastic films and is formed.Two ends, tennis court are respectively provided with two creeper type tractors 1 and drive respectively a draw bar 11; Draw bar 11 is arranged on creeper type tractor 1, the plastic film of rolling is arranged on plastic film and puts on film wind-up roll 2, the outmost one end of plastic film roll is fixed on the draw bar body of rod 62 of draw bar 11, and plastic film is put in the sunk type melt pit that film wind-up roll 2 is placed in two ends, tennis court auxiliary device.
The structure of creeper type tractor 1 as depicted in figs. 1 and 2.Creeper type tractor 1 is by car body 41, extensible arm 40, poly-urethane rubber crawler belt 42, flower wheel 43, front axle 44, tensioning adjust bar 45, tensioning energy disperser connecting rod 46, traction pole socket 47, recoil spring 48, control apparatus case 49, front limit switch seat 50, front limit switch 51, lithium cell group 52, bogie wheel 53, supporting shaft 54, rear limit switch base 55, rear drive semiaxis 56, rear limit switch 57, the DC motor 58 of band brake, retarder 59, worm type of reduction gearing 60, drive wheel 61, vertical direction pick up camera 38 and horizontal direction pick up camera 39 form.Flower wheel 43, front axle 44, rear drive semiaxis 56, drive wheel 61, poly-urethane rubber crawler belt 42, bogie wheel 53, supporting shaft 54 form the caterpillar system of creeper type tractor 1; Car body 41 is arranged on above caterpillar system; The DC motor 58 of control apparatus case 49, lithium cell group 52, band brake, retarder 59, worm type of reduction gearing 60 are arranged on car body; The DC motor 58 of lithium cell group 52 tape splicing drgs, the DC motor 58 of band brake drives respectively left and right rear drive semiaxis 56, drive wheel 61 through retarder 59 and worm type of reduction gearing 60; Extensible arm 40 is arranged on car body 41, and vertical direction pick up camera 38 and horizontal direction pick up camera 39 are installed respectively in the end of extensible arm 40 external parts; Car body top is provided with the traction pole socket 47 that draw bar 11 is installed; Front limit switch 51 and rear limit switch 57 are arranged on respectively on the front limit switch seat 50 and rear limit switch base 55 on car body 41, for limiting creeper type tractor winder or putting the end position of film.
Creeper type tractor 1 in tennis court two end-stopping plates respectively arrange two outward, left and right each one, totally four, because tennis court automatic film covering winder working environment is good, load lighter, belong to the motion of batch (-type) level land, therefore select lithium cell group 52 for propulsion source, and adopt poly-urethane rubber crawler belt 42 as ground-engaging element, lightweight, part is few, easily adjusts, track structure and contact area of ground are large, during motion, place damage are reduced to minimum level.For guaranteeing kinematic accuracy, creeper type tractor 1 is usingd tennis court doubles sideline 21 as identifying object, guarantees that it can be accurately along straight ahead, and guarantee the synchronous of left and right two creeper type tractors 1 by track channel.Consider pick up camera (CCD) tracking target of protracting possibly, be arranged on extensible arm 40.The torque of DC motor 58 outputs of band brake is transported to worm type of reduction gearing 60 by retarder 59, through slowing down and increasing torque, be transported to the rear drive semiaxis 56 being connected with worm gear and be fixed on the drive wheel 61 on rear drive semiaxis, two drive wheels in left and right are driven respectively by two DC motor respectively, caterpillar drive speed can change according to controlling motor speed, and can there is different speed, for following the tracks of desired trajectory, assurance straight-line motion and two-shipper are synchronously laid a good foundation.Bogie wheel 53 is mainly to increase crawler belt and ground supporting area, strengthens traction function.
The structure that plastic film is put film wind-up roll 2 as shown in Figure 6, plastic film put film wind-up roll 2 by roll body 24, axle 25, put film wind-up roll gear 26, magnetic clutch 27, put film wind-up roll retarder 28, put film wind-up roll DC motor 29, put film wind-up roll control box 30, put film wind-up roll lithium cell group 31 etc. and form.Roll body 24 is arranged on bearing seat 3 and bearing support 4 by axle 25; Roll body 24 is hollow type structure, and its cross sectional drawing is shown in Fig. 7, the large radius concave arc that the outside face of roll body is 3500mm.
The principle of work that plastic film is put film wind-up roll 2 is: when creeper type tractor 1 is at winder end position, as shown in Figure 1, plastic film winding is on roll body 24, put film wind-up roll DC motor 29 and magnetic clutch 27 in off-position, when needs overlay film, tractor track car 1 pulls plastic film 10, due to magnetic clutch power-off in " from " state, so roll body 24 can be pulled by plastic film 10, positive dirction is clickwise, plastic film 10 is with before tractor track car 1 and then launch to cover on tennis court, until advancing to, tractor track car puts film completing place, as shown in Figure 2.While wanting winder after rain stops, tractor track car 1 retreats, the pulling force of plastic film 10 is kept to zero, now to putting film wind-up roll DC motor 29 and magnetic clutch 27 energisings, put film wind-up roll DC motor 29 by putting film wind-up roll retarder 28, the state of magnetic clutch 27(magnetic clutch in " closing ") driven gear 32, putting film wind-up roll gear 26, to make roll body 24 reversing senses be anticlockwise direction rotation, reaches the object of rolling plastic film.
The structure of draw bar 11 is as shown in Fig. 9, Figure 10 and Figure 11.Draw bar 11 is comprised of the draw bar body of rod 62, adjusting pressing plate 63, socket head cap screw 64, press strip 65, dish screw 66, lower seat 67, vertical truss 68, horizontal truss 69, supporting universal rolling wheel 70, net rain-proof shed 8.The draw bar body of rod 62 is connected with hinges with the traction pole socket 47 of creeper type tractor 1 by lower seat 67; Draw bar 11, because length is longer, for guaranteeing load-carrying capacity, adopts light truss structure, at vertical and horizontal face, respectively arranges one, is respectively vertical truss 68 and horizontal truss 69.On the draw bar body of rod 62, be provided with and regulate pressing plate 63, need be adjusted to the squareness of edge and the draw bar body of rod 62 of plastic film 10 when plastic film 10 being installed on the draw bar body of rod 62, avoid sideslip.The draw bar body of rod 62 two ends are upturned, and make the plastic film being fixed thereon can form concave surface.Net rain-proof shed 8 is fixed on the draw bar body of rod 62, plastic film 10 use press strips 65, dish screw 66 are fixed, the net rain-proof shed 8 of both sides, court has diff-H, when driving to, creeper type tractor puts film completing place, " people " font enclosed construction of the rain-proof shed formation of both sides net, avoids drenching net.Rainwater can flow into sunk type melt pit by concave surface rain-proof shed 8 through net, that plastic film 10 forms, through sewer, discharges.Supporting universal rolling wheel 70 is installed on net rain-proof shed 8, can bears fractional load.
Auxiliary facilities comprises sewer 5, tennis court baffle plate 6, elastic hinge 7, shifting board 9, door-inhale 12, pressing film roller 13, guiding roller 14, the compositions such as sunk type melt pit 15, water collecting basin 16, rear registration mast 17.
Sunk type melt pit 15 is positioned at after tennis court baffle plate 6, can add extra flap above, has disguise and safety, and water collecting basin 16 and sewer 5 are arranged at bottom, guarantees in melt pit not ponding, and sewer is connected with court drainage system, needn't separately establish drainage channel; Plastic film is put film wind-up roll 2 and is arranged on wherein.Pressing film roller 13 and guiding roller 14, for plastic film 10 guiding, are unlikely with melt pit edge contact and cause damage.Shifting board 9 is connected with tennis court baffle plate 6 by hinge of spring 7, shifting board 9 is closed at ordinary times, and located by door-inhale 12, guarantee the integraty of tennis court baffle plate 6, and while putting film rolling, shifting board 9 opens by hinge of spring 7 and is positioned at and rolls up position, forms one for the passage of tennis court automatic film covering winder turnover, guarantees that putting film rolling carries out smoothly.This design can guarantee the complete attractive in appearance and safety performance in place.Rear registration mast 17 is that creeper type tractor 1 winder completes winder stop signal to rear limit switch 57 is provided, and tennis court singles' net post 22 or tennis court doubles net post 23 are that creeper type tractor 1 is put film and completed to front limit switch 50 and provide and put film stop signal.