The utility model content
The utility model provides a kind of telescopic belt equipment of conveyer, in order to solve the problem that exists the car that is cut can't satisfy the ballast transhipment in the prior art when the highest driving speed of development machine excavates.
For reaching above-mentioned purpose, the utility model provides a kind of belt equipment of conveyer, comprising: main drive, split belt, belt sulfuration platform, store mechanism, belt stretcher, intermediate drive device, bend pulley group, afterbody material-receiving device, belt and frame; Wherein, the bend pulley group is installed on the frame, the afterbody material-receiving device is installed in behind the development machine on the supporting chassis, and belt and split belt are bonding, and belt is walked around main drive, store mechanism, belt stretcher, intermediate drive device, bend pulley group and afterbody material-receiving device successively.
Further, main drive comprises: head roll, retarder, coupler, drg, electrical motor, actuating device support, holding-down bolt, belt clamping apparatus; Wherein, head roll is connected with retarder, connects by coupler between electrical motor and the retarder, and both are installed on the actuating device support, drg also is installed on the actuating device support, and coupler is braked, and the actuating device support is installed on the ground with holding-down bolt.
Further, store mechanism comprises: storage band bogie truck, store up belt storehouse frame, the dolly that moves about, idler stand dolly and tensioning winch; Wherein, storage band bogie truck is arranged in around the main drive, and the dolly that moves about is arranged on the track of storage belt storehouse frame, forms the mobile pulley group by frame, assembly pulley and bend pulley; The storage belt storehouse frame is designed to multilayer, and the steel rope of tensioning winch connects the dolly that moves about.
Further, also be provided with the idler stand dolly on the track of storage belt storehouse frame, the idler stand dolly is connected with the dolly that moves about by tow chain.
Further, belt sulfuration platform comprises ring-chain hoist and during welding for steel structure platform.
Further, frame comprises triangular supports, square steel tube, upper supporting roller, snub pulley; Wherein, triangular supports is anchored at tunnel wall and reserves in the crab-bolt, and square steel tube is installed on the base of triangular supports, the square steel tube termination is welded with joint, snub pulley is installed on the square steel tube by hook, and upper supporting roller is trough idler, is bearing on the square steel tube by gripper.
Further, intermediate drive device is identical with the main drive structure.
The utility model beneficial effect is as follows:
Belt equipment of conveyer of the present utility model can be realized the ballast transhipment of long distance, large conveying quantity, and manual work is few, production efficiency is high.
Description of drawings
Fig. 1 is the structural representation of collapsible band equipment of conveyer described in the utility model;
Fig. 2 is the front view that collapsible band travelling belt owner described in the utility model drives;
Fig. 3 is the A-A cutaway view of Fig. 2;
Fig. 4 is the birds-eye view that collapsible band travelling belt owner described in the utility model drives;
Fig. 5 is the structural representation of collapsible band equipment of conveyer belt storage organization described in the utility model;
Fig. 6 is the constructional drawing of collapsible band equipment of conveyer idler stand dolly described in the utility model;
Fig. 7 is the constructional drawing of collapsible band equipment of conveyer belt sulfuration platform described in the utility model;
Fig. 8 is the B-B cutaway view of Fig. 7;
Fig. 9 is the front view of collapsible band equipment of conveyer fuselage support described in the utility model;
Figure 10 is the right elevation of Fig. 9;
Figure 11 is the A-A cutaway view of Fig. 9;
Figure 12 is the front view that drives in the middle of the collapsible band equipment of conveyer described in the utility model;
Figure 13 is the front view of collapsible band travelling belt drive end unit material-receiving device described in the utility model;
Figure 14 is the birds-eye view of collapsible band travelling belt drive end unit material-receiving device described in the utility model;
Figure 15 is that the A of collapsible band travelling belt drive end unit material-receiving device described in the utility model is to view.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, does not limit the utility model.
As shown in Figure 1, the utility model embodiment relates to a kind of belt equipment of conveyer, comprises main drive 1, split belt 2, belt sulfuration platform 3, store mechanism 4, belt stretcher 5, middle driving 6, bend pulley group 7-1, afterbody material-receiving device 7-2, belt 8 and frame 9 etc.Wherein, bend pulley group 7-1 is installed on the frame 9, afterbody material-receiving device 7-2 is installed in behind the development machine on the supporting chassis, belt 8 is bonding with split belt 2, and belt 8 is walked around main drive 1, store mechanism 4, belt stretcher 5, middle driving 6, bend pulley group 7-1, afterbody material-receiving device 7-2 successively.This belt travelling belt drive end unit material feeding, the discharging of head main drive.
Such as Fig. 2, main drive shown in 3,41 mainly comprises: head roll 10, retarder 11, coupler 12, drg 13, electrical motor 14, actuating device support 15, holding-down bolt 16, belt clamping apparatus 17 etc.Head roll 10 is connected with retarder 11, connect by coupler 12 between electrical motor 14 and the retarder 11, and both all are installed on the actuating device support 15 with bolt, and drg 13 also is installed on the actuating device support 15, thereby drg 13 can be held coupler 12 tightly and plays brake action.Actuating device support 15 usefulness holding-down bolts 16 are installed on the ground that preoperative treatment crosses.Wherein in order to reduce chamber developing amount and not affect miscellaneous equipment, adopt the vertical axis retarder.
As shown in Figure 2, tail end material feeding, head end discharging; Belt 8 is walked around afterbody material-receiving device 7-2, arrives head roll 10, through the cylinder of store mechanism 4 to the tail direction, forms stepless endless belt.According to the frictional transmission principle, thereby drive travelling belt 8 output excavation ballasts by head roll 10.
The tail of collapsible band equipment of conveyer provided by the utility model is fixed on behind the development machine on the supporting chassis, and tail is mobile along with the propelling of development machine main frame, so equipment of conveyer needs constantly to prolong.This belt equipment of conveyer constantly prolongs along with the development machine driving, until the development machine excavation finishes from initial length.The prolongation of belt realizes by store mechanism, once prolongs some rice, and some meters split belts of development machine adding enter store mechanism and store load-transfer device, and engage sulfuration with former belt, extends needs to satisfy tail.
Such as Fig. 5, shown in the belt storage node composition shown in Figure 6, store mechanism provided by the utility model comprises: storage band bogie truck 18, storage belt storehouse frame 19, the dolly 20 that moves about, idler stand dolly 21, tensioning winch 22.Storage band bogie truck 18 is arranged in around the head main drive, is comprised of frame 18-1 and bend pulley 18-2.The dolly 20 that moves about is arranged on the track 23 of storage belt storehouse frame 19, forms the mobile pulley group by frame 24, assembly pulley 25 and bend pulley 26.Owing to require to have the length of very large storage adhesive tape, so the storage belt storehouse frame 19 of storage compartment adhesive tape is designed to multilayer, belt 8 reciprocating folding types become some layers.Belt stretcher 5 adopts tensioning winch 22, the steel rope of tensioning winch 22 connects the dolly 20 that moves about, utilize tensioning winch 22, make move about that dolly 20 moves, the length of tensioning, change folding band, to reach the purpose that stores or emit adhesive tape, the steel rope 27 of tensioning winch 22 is realized obtaining required multiple tensile force with less tractive force by times power function of assembly pulley 25.
In order to make storage band bogie truck 18 and to move about that spacing is excessive between the dolly 20 adhesive tape 8 sags unlikely too large, play band to cause to rub between the levels adhesive tape, therefore on the trolley track 23 of storage belt storehouse frame 19, establish in addition idler stand dolly 21 and come the support adhesive tape, comprise flat carrier roller 21-1, vehicle frame 21-2, wheel 21-3 etc.Idler stand dolly 21 is connected with the dolly 20 that moves about by tow chain 28, automatically the position of adjusting carrier roller supporting carriage.The belt equipment of conveyer of present embodiment is compared with ordinary belt conveyor, increased the belt storage organization, utilize adhesive tape repeatedly to turn back and regulate length with the principle of folding and unfolding, when the dolly that moves about moves to tail one end, adhesive tape enters in the belt storage apparatus, the tail of belt feeder and the supporting chassis of TBM hard rock mole are fixed, and pass and automatically certainly move fast with driving surface; The dolly that moves about moves to head one end, and then the belt in the storage silo discharges automatically, thereby makes conveyer have telescopic performance.According to site space restriction and technology arrangement, can also select store mechanism is placed on before or after the unloading roller.
Shown in Fig. 7,8, belt sulfuration platform mainly contains ring-chain hoist 29, and during welding for steel structure platform 30 forms.Its Main Function provides the operational space when being bonding to belt 8 and 2 two terminations of split belt.
Shown in Fig. 9 ~ 11, frame 9 is mainly by triangular supports 31, square steel tube 32, upper supporting roller 33, and snub pulley 34 forms, and is the scalable part of conveyer.Triangular supports 31 scenes are anchored at tunnel wall and reserve in the crab-bolt, and square steel tube 32 rides over as dismantled and assembled part on the base 35 of triangular supports 31, and are fixing with U-bolt 36, and square steel tube 32 terminations are welded with joint 37, convenient in twos connection.Snub pulley 34 rides on the square steel tube 32 by the type of falling S hook 38, and upper supporting roller 33 is trough idler, is bearing on the square steel tube 32 by gripper 39.
The airframe structure of shuttle belt conveyor provided by the utility model need to satisfy the continuous operating needs of conveyer.The afterbody of conveyer extends gradually with the driving of development machine, in the extension process, needs conveyer fuselage support part Fast Installation to put in place, guarantees continuity and the reliability of conveyer operation.
Extensible belt conveyor fuselage sections provided by the utility model is generally decided according to equipment, space and mounting condition and technique in tunnel size, the tunnel.Using maximum structures at present is wire rope hanging and sidewall triangular bracket supporting structure.
The frame sections standard knot is per 6 meter one joint, each joint comprises carrying idler group, return idler group, middle frame, gusseted, fixed form is that the middle frame bolt connects or bearing pin connects, shift to an earlier date ready-made holding-down bolt on gusseted and the sidewall simultaneously and be connected to a fixed, to satisfy the continuous operating needs of conveyer.Centre portion is prefabricated, should guarantee anchor pole accurate positioning on the sidewall during installation.
Intermediate drive device as shown in figure 12 mainly contains head roll 10, retarder 11, coupler 12, drg 13, electrical motor 14 compositions such as grade.Its connection mode is identical with main drive 1.This part is not being described in detail.Wherein type of drive has some driving that head drives; 2 drivings that head driving+middle driving or head driving+tail end drive; Also have 3 various ways such as driving that the head driving+middle driving+tail end drives.The type of drive of collapsible band equipment of conveyer of the present utility model is that head drives+middle the driving, this kind type of drive can not improve under the belt intension grade prerequisite, increase to greatest extent unit length, also can make the cell driving device miniaturization, make its power remain on one comparatively in the scope of economical rationality, thereby can reduce the investment cost of conveyer.So be the most frequently used a kind of type of drive.
Shown in Figure 13 ~ 15, afterbody material-receiving device 7-2 comprises receiving hopper 40, pull bar 41 and column 42; Wherein, pull bar 41, column 42 hopper 40 and development machine after supporting chassis link together, bend pulley group 7-1 is fixed on the hopper 40.
As can be seen from the above-described embodiment, belt equipment of conveyer of the present utility model can be realized the ballast transhipment of long distance, large conveying quantity, and manual work is few, production efficiency is high.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.