CN103662715A - Novel belt conveyor - Google Patents
Novel belt conveyor Download PDFInfo
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- CN103662715A CN103662715A CN201210354710.5A CN201210354710A CN103662715A CN 103662715 A CN103662715 A CN 103662715A CN 201210354710 A CN201210354710 A CN 201210354710A CN 103662715 A CN103662715 A CN 103662715A
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Abstract
The invention belongs to underground coal mine mechanical devices and particularly relates to a novel belt conveyor which solves the problems of high energy consumption and poor safety in the existing belt conveyor. The conveyor comprises a body, an unloading portion, a head portion, a belt tensioning portion, a belt winding and unwinding device, a driving device, a transition off-tracking-proof front-arranged support roll group, a rubber belt, a self-movable tail, a belt protection and control system and a video monitoring system. The novel belt conveyor is applied to a working face of an underground coal mine to convey raw coal in a crossheading mode, can be used for long-distance large-quantity transportation, can adapt to various work conditions and roadway conditions, is high in operation stability and energy utilization rate and simple to operate, greatly reduces labor intensity, saves cost and is an ideal transportation device. The performance of the conveyor can meet the requirements of underground coal mine coal transportation for safety, high efficiency and energy saving, and functions of soft starting, soft braking, automatic tensioning, immediate belt tension adjustment, simultaneous driving of the head and the tail, returning of power generation work conditions and electric energy to a grid, belt off tracking adjustment to achieve stable transportation and the like can be achieved.
Description
Technical field
The invention belongs to mechanical equipment under coal mine, particularly a kind of novel band conveyer.
Background technology
Along with global warming problem, energy-saving and emission-reduction problem has been subject to international community's extensive concern, carries out energy-conservation primary task object, is the economize on electricity that advances high energy-consuming enterprises.Belt conveyer is as one of the most frequently used transportation device in colliery, and the moment of torsion that actuating device is provided passes on load-transfer device, and utilizes the static friction force of band to transmit material.The keystone configuration of belt conveyer comprises the motor driving apparatus such as frame, belt conveyor, main drive, tightening device, Webbing take-up device, motorized pulleys.Because motor capacity is all considered by maximum load, there is the states such as zero load or underloading of getting the raw materials ready in the normally less rated load that reaches of live load, and equipment, the efficiency of electrical motor is not normally brought into play, under low efficiency state, move for a long time, cause for no reason expending of quite a few electric weight.Along with the widespread use of Belt Conveyors Underground Coal Mine, it is safe, efficient, the demand of energy-saving and environmental protection is just more urgent, and design novel band conveyer, to reach efficient, intensive, environmental protection, is exactly a very important research direction.
Summary of the invention
To the object of the invention is the problem such as the energy consumption existing in current belt conveyer is high, safety in order solving, a kind of novel band conveyer to be provided.
To achieve these goals, technical scheme of the present invention is: a kind of novel band conveyer, comprise main body section, unloading portion, chain-drive section, storage band tensioned portion, folding and unfolding tape system, actuating device, the anti-deviation front-loading carrier roller group of transition, adhesive tape, can automatic moving type tail, belt protection and belt control system, video frequency monitoring system; Unloading portion is connected with chain-drive section; Chain-drive section comprises the anti-deviation front-loading carrier roller group of transition, head roll, permanent magnet motor drive, plate disc brake; Storage band tensioned portion comprises permanent-magnetic variable-frequency tightening device; After folding and unfolding tape system is connected to storage band tensioned portion; Main body section comprises grooved upper supporting roller group, V-type snub pulley group and longeron, H support, and grooved upper supporting roller group is installed on longeron, and V-type snub pulley group is installed on H support, between grooved upper supporting roller group, V-type snub pulley group and longeron, H support, all with bolt, connects; Can on automatic moving type tail, permanent magnetic drive electric drum be installed; Adhesive tape is wound around through unloading portion cylinder surface, head roll, storage and forms closed loop with cylinder surface, V-type snub pulley group surface, permanent magnetic drive electric drum surface, the grooved upper supporting roller group surface of tensioned portion; Belt protection and belt control system, video frequency monitoring system are disposed on whole piece conveyer.
The anti-deviation front-loading carrier roller group of transition wherein, structure comprises angle steel, riser, arc side plate, center stanchion I, center stanchion II, flat idler, side carrying roller, vertical roll capable of avoiding deviation device; Angle steel two ends are provided with riser, on angle steel, both sides are provided with two arc side plates, two center stanchion I, two center stanchion II are installed in middle part, between arc side plate and center stanchion I, be provided with side carrying roller, between two center stanchion II, be provided with flat idler, arc side plate is provided with regulating tank, and the bearing of side carrying roller and regulating tank sliding block joint are also provided with vertical roll capable of avoiding deviation device outward at bearing.
Permanent magnet motor drive is that direct-connected permagnetic synchronous motor is directly connected with coupler with head roll, and permanent magnetic drive electric drum consists of Rolling motor, driving frequency converter and Communication Control mould.
Described permanent-magnetic variable-frequency tensioning device structure comprises base, permagnetic synchronous motor, cylinder, wheel reduction gear support, wheel reduction gear, clamp, brake disc, bolt, flange, bearing, coupler; Permagnetic synchronous motor and wheel reduction gear support are installed on base, wheel reduction gear support is provided with wheel reduction gear, drum sleeve is contained in outside wheel reduction gear, wheel reduction gear is connected by coupler with permagnetic synchronous motor, and the axle and the brake disc that in permagnetic synchronous motor one side, are provided with clamp, permagnetic synchronous motor are bolted.
Debarkation station in belt conveyer foremost, fills 2 groups of anti-deviation front-loading carrier roller groups of transition near unloading roller place; Head driving device is positioned at unloading portion rear, and headstock side is the main driving of this belt conveyer, is responsible for starting and the parking of complete machine, adopts the start mode of frequency converter+permanent-magnet synchronous slowspeed machine, and magneto-electric machine and driving drum are direct-connected; Plate disc brake is installed on the shaft of driving drum one side; Tightening device is positioned at storage band portion end, its effect is the elastic elongation that overcomes adhesive tape, makes adhesive tape tensioning to guarantee the friction force between adhesive tape and cylinder, thereby drives the rotation of complete machine, what adopt is permanent-magnetic variable-frequency tightening device, and its magneto-electric machine and cable drum are direct-connected; Folding and unfolding tape system is positioned at tightening device rear, can retractable adhesive tape during conveyor telescopic; Fuselage comprises grooved upper supporting roller group, V-type snub pulley group, H support, longeron, and connection mode is bolt and connects, and has formed fuselage cradle; Tail adopts is can self-portable tail, and aircraft tail cylinder is permanent magnetic drive electric drum; Belt protection and belt control system and video frequency monitoring system are provided on whole conveyer.
The present invention is mainly used in coal mine machinery coal-face crossheading and carries raw coal, also can be used for main transportation lane and carries raw coal, compares with original technology, has following characteristics: many places adopt magneto-electric machine technology, safety, reliable, and cost performance is high.The advantages such as employing permanent magnetism velocity modulation electric engine permagnetic synchronous motor (PMSM) has high torque (HT)/ratio of inertias, high power density, high efficiency, volume is little, response is fast, structure is changeable and reliable.Direct-connected permanent magnet synchronous dynamo, without external other mechanical transmissions, is directly connected with load, has reduced the maintenance requirement of system, has improved system performance, can directly meet belt conveyer transmission system needs.Permagnetic synchronous motor also has good energy-saving effect, and combined efficiency can reach 94%.Adopt explosion-proof low speed direct-connected permanent magnet synchronous dynamo frequency changing driving system as the soft starting mode of belt conveyer, can significantly improve the adhesive tape life-span, reduce fully-mechanized coalface and carry cost.Adopt magneto-electric machine type of drive, the life-span of obviously improving motor and major part.Adopt magneto-electric machine type of drive, the soft starting mode of motor+retarder+hydraulic coupler more in the past (CST), reduces to 1 by an original 2-3 driver element, has greatly saved space, reduce installation, transportation, maintenance capacity, can obviously reduce operation and handling cost.Adopt permanent-magnetic variable-frequency clamping system, realize tension force and dynamically adjust, to guarantee that adhesive tape starts steadily, safe and reliable to operation, the while can extend the service life of adhesive tape.Adopt variable frequency tensioning device, and be connected with explosion-proof computerized control system, to realize intelligent tensioning.Use the permanent magnetic pulley tail of Frequency Converter Control to realize soft start and soft braking function, during coal mining, the stable car that belt conveyor tail can be realized easily and fast starts, brakes, can solve the FAQs at during belt conveyor operation, especially be applicable to applying to topographic condition severe, lower fortune operating mode, transportation range reaches on 3000 meters of above belt conveyers, can greatly improve safety, the reliability of belt feeder operation.
The anti-deviation front-loading carrier roller group of transition that install at unloading roller place can play the effect of transition carrier roller group, deflection preventing support roller group and front-loading carrier roller group simultaneously, and applied range, convenient and flexible installation, saved cost.Tail is can self-portable, and complete machine can be adjusted length along with the passing automatic moving of driving surface, and automatic moving type tail also can move towards to adjust orientation according to tunnel, landform strong adaptability, and working service facilitates, and has improved efficiency.Video monitoring system should realize the supervision to belt feeder overall operation state.
The present invention is applied to return airway under coal mine and carries raw coal, can be used for long distance, large conveying quantity transportation, can adapt to various operating modes and tunnel condition, operation stability is high, and energy utilization rate is high, easy and simple to handle, can greatly reduce labour intensity, cost-saving, be desirable transportation device.
Its performance can meet under coal mine transports required safe, efficient, the energy-conservation demand of coal, can realize soft start, soft braking, auto-tensioning, immediately adjust that belt tension, frame head and tail drive, generating operation mode electric energy returns to electrical network, adjust belt deviation to realize the functions such as smooth transport simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the cross sectional drawing of the A-A of Fig. 1;
Fig. 3 is deflection preventing support roller structural representation
Fig. 4 is the lateral plan of Fig. 3
Fig. 5 is carrying roller sealing structure figure
Fig. 6 is permanent magnet motor drive structural representation
Fig. 7 is permanent-magnetic variable-frequency tensioning device structure figure
In figure: 1 unloading portion, the anti-deviation front-loading carrier roller group of 2 transition, 3 head rolls, 4 chain-drive sections, 5 storage band tensioned portion, 6 permanent-magnetic variable-frequency tightening devices, 7 folding and unfolding tape systems, 8 adhesive tapes, 9 grooved upper supporting roller groups, 10 V-type snub pulley groups, 11 main body section, 12 can automatic moving type tails, 13 permanent magnetic drive electric drums, 14 permanent magnet motor drives, 15 plate disc brakies, 16 belt protections and belt control system, 17 video frequency monitoring systems, 18 side carrying roller angle steel 1920 bearing 21 flat idlers, 22 center stanchion I, 23 center stanchion II, 24 risers, 25, arc side plate, 26 regulating tanks, 27 vertical roll capable of avoiding deviation devices, 28 bearing seats, 29 doors, 30 shaft block rings, 31 interior sealings, 32 rubber seals, 33 outer gland sealings, 34 bearings, 35 baffle rings, 36 roller carrier shafts, 37 Rolling motors, 38 drive frequency converter, 39 communication control modules, 40 clamps, 41 brake discs, 42 bolts, 43 permagnetic synchronous motors, 44 flanges, 45 bearings, 46 coupler, 47 cylinders, 48 wheel reduction gears, 49 wheel reduction gear supports, 50 structures comprise base, 51 bolts.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail: be structural representation of the present invention as shown in Figure 1, 2, a kind of novel band conveyer, comprise main body section 11, unloading portion 1, chain-drive section 4, storage band tensioned portion 5, folding and unfolding tape system 7, actuating device, the anti-deviation front-loading carrier roller group 2 of transition, adhesive tape 8, can automatic moving type tail 12, belt protection and belt control system 16, video frequency monitoring system 17; Unloading portion 1 is connected with chain-drive section 4; Chain-drive section comprises the anti-deviation front-loading carrier roller group 2 of transition, head roll 3, permanent magnet motor drive 14, plate disc brake 15;
Storage band tensioned portion 5 comprises permanent-magnetic variable-frequency tightening device 6; After folding and unfolding tape system 7 is connected to storage band tensioned portion 5; Main body section 11 comprises grooved upper supporting roller group 9, V-type snub pulley group 10 and longeron, H support, grooved upper supporting roller group 9 is installed on longeron, V-type snub pulley group 10 is installed on H support, between grooved upper supporting roller group 9, V-type snub pulley group 10 and longeron, H support, all with bolt, connects; Can on automatic moving type tail 12, permanent magnetic drive electric drum 13 be installed; Adhesive tape 8 is wound around through unloading portion 1 cylinder surface, head roll 3, storage band tensioned portion 5 cylinder surfaces, V-type snub pulley group 10 surfaces, permanent magnetic drive electric drum 13 surfaces, grooved upper supporting roller group 9 surfaces and forms closed loop; Belt protection and belt control system 16, video frequency monitoring system 17 are disposed on whole piece conveyer.
As shown in Figure 3,4 views, the anti-deviation front-loading carrier roller group 2 of transition, structure comprises angle steel 21, riser 24, arc side plate 25, center stanchion I 22, center stanchion II 23, flat idler 19, side carrying roller 18, vertical roll capable of avoiding deviation device 27; Angle steel 21 two ends are provided with riser 24, on angle steel 21, both sides are provided with two arc side plates 25, two center stanchion I 22, two center stanchion II 23 are installed in middle part, between arc side plate 23 and center stanchion I 22, be provided with side carrying roller 18, between two center stanchion II 23, be provided with flat idler 19, arc side plate 25 is provided with regulating tank 26, and bearing 20 and regulating tank 16 sliding block joints of side carrying roller 18 are also provided with vertical roll capable of avoiding deviation device 27 outside bearing 20.(bearing is connected with vertical roll capable of avoiding deviation device bolt), two side carrying rollers 18 and flat idler 19 form the carrying roller group of groove type structures, and the by-level carrying roller 19 of groove profile carrier roller group is forward compared with both sides carrying roller 18 positions.
Arc side plate 25 has certain radian, has twice regulating tank on it, and side carrying roller can B-C post be that the center of circle moves up and down along groove on arc.Edger roll anti-deviation device and carrying roller bearing keep being synchronized with the movement, and to guarantee the relative position of itself and belt, thereby play the function that stops belt deviation.The connecting bore of riser 24 both sides is slotted hole, during installation, with bolt, is connected on belt feeder longeron, and when belt deviation, front and back position that can adjusting carrier roller group prevents the sideslip of belt.
The side roller angle of this device is adjustable, vertical roll capable of avoiding deviation device is installed again, make a carrying roller group multifunction, both solved head and different groove angle carrying roller groups need be installed to producing, install, safeguard the trouble of bringing, meet again the demand of client to belt feeder performance, also solved simultaneously and near cylinder place, installed the problem of anti-deviation device difficulty additional, in the exclusive effect in all directions of rubber belt conveyor head place performance.
The sealing that existing carrying roller adopts is axial non-contact labyrinth sealing, be characterized in forming very little labyrinth gap and realize sealing between inside and outside sealing member, dust-proof effect is better, but its waterproof effect is poor, and the production status of underground belt conveyor is dust large, water dedusting simultaneously, so carrying roller sealing used must have dustproof, waterproof effect preferably.If water inlet is by corrosion bearing in carrying roller, enter dust, will damage bearing, finally affect the service life of carrying roller.
As schematically shown in Figure 5, the hermetically-sealed construction of carrier roller of belt conveyer of the present invention, comprises roller carrier shaft 36, bearing seat 28, door 29, shaft block ring 30, interior sealing 31, rubber seal 32, outer gland sealing 33, bearing 34, baffle ring 35; Roller carrier shaft 36 end covers have bearing seat 28, and baffle ring 35, bearing 34, outer gland sealing 33, rubber seal 32, interior sealing 31, shaft block ring 30, door 29 are installed successively in bearing seat 28; Outer gland sealing 33 edges contact with bearing seat 28 inwalls, interior sealing 31 is fixed on roller carrier shaft 36, interior sealing 31 is provided with two road annular grooves and relative snapping together with outer gland sealing 33, the inner seal of the outer ring of door 29 and bearing seat 1, edge and outer gland sealing 33 sealings of going to the bottom of the outer ring of door 29 contact, the outside of the inner side of door 29 and interior sealing 31 closely cooperates, and is rubber seal 32 outside door 29.
This novel seal is comprised of baffle ring, outer gland sealing, interior sealing, door and rubber seal five parts.Rubber seal is contact-type seal, and interior sealing and outer gland sealing are non-contacting seal, and contact-type seal and non-contacting seal are used in combination.Rubber seal 32 use oil proof rubbers are made arc shape, have good comprehensive mechanical property, higher rebound resilience and resistance to abrasion.It utilizes the magnitude of interference between rubber seal and roller carrier shaft closely to combine, thereby has effectively solved the problem of carrying roller waterproof, also has the dust of prevention to enter simultaneously.Baffle ring is assemblied in below bearing, for preventing the corrosion intrusion bearing in cylindrical shell and causing rotating flexibility ratio, reduces.Between interior outside seal, form very circlet shape labyrinth gap and realize sealing.Gap-fill lubricating grease between door outer gland sealing.Door is made of 08F punching press, the cylindrical of door and the inner seal of bearing seat.Therefore, both are organically in conjunction with making carrying roller realize better the effect of waterproof and dustproof.
As schematically shown in Figure 6, in the present invention, permanent magnet motor drive 14 is directly connected with head roll 3 use coupler for direct-connected permagnetic synchronous motor, because the rotating speed of permagnetic synchronous motor is low speed, so without speed reduction gearing, output speed can meet design user demand, can greatly save installation unit and installing space.
Permanent magnetic drive electric drum 13 consists of Rolling motor 37, driving frequency converter 38 and communication control module 39, Rolling motor 37 is directly installed on tail, as aircraft tail cylinder, drive belt operation, the system control command that drives frequency converter to send in control module according to communication, head roll machine operation.
Drive system when work be real time monitoring running velocity, and realizes and the coordination of head drive system by network, and now frequency converter is operated in driving condition.Meanwhile, when speed surpasses specified value or system and provides braking instruction, system is carried out energy feeding braking, by frequency converter by braking energy feedback to electrical network, thereby realized the recovery of braking energy, now frequency converter is operated in energy feedback state.
In the present invention, use the permanent magnetic drive electric drum 13 of Frequency Converter Control to realize soft start and soft braking function, during coal mining, can can realize stable car startup, braking easily and fast by automatic moving type tail 12, can solve the FAQs at during belt conveyor operation, especially be applicable to applying to topographic condition severe, lower fortune operating mode, transportation range reaches on 3000 meters of above belt conveyers, can greatly improve safety, the reliability of belt feeder operation.
As schematically shown in Figure 7, described permanent-magnetic variable-frequency tightening device 6, structure comprises base 50, permagnetic synchronous motor 43, cylinder 47, wheel reduction gear support 49, wheel reduction gear 48, clamp 40, brake disc 41, bolt 42, flange 44, bearing 45, coupler 46; Permagnetic synchronous motor 43 and wheel reduction gear support 49 are installed on base 50, wheel reduction gear support 49 is provided with wheel reduction gear 48, cylinder 47 is sleeved on outside wheel reduction gear 48, wheel reduction gear 48 is connected by coupler 46 with permagnetic synchronous motor 43, and the axle and the brake disc 41 that in permagnetic synchronous motor 43 1 sides, are provided with clamp 40, permagnetic synchronous motor 43 are fixing by bolt 51.
This device adopts wheel reduction gear, permagnetic synchronous motor is connected with the speed end of wheel reduction gear, the low speed end of tight pulley side reducer, place, wheel limit is connected with steel wire cylinder, wheel reduction gear is inner in cylinder, by the Real-Time Monitoring of lineoutofservice signal pull, control that permanent magnet synchronous electric is motor-driven to be turned, to reach the object of tensioning.Can utilize permagnetic synchronous motor to reach accurate control, compacter in structure, easy for installation, space availability ratio is high.
In the present invention, tightening device has been applied permanent-magnetic variable-frequency tightening device 6, is equipped with frequency converter, is connected with explosion-proof computerized control system, can realize intelligent tensioning.During normal operation, main head roll outer peripheral edges linear velocity is equal with the linear velocity of bend pulley outer peripheral edges, and circular velocity and diameter of cylinder are inversely proportional to and are fixing.In belt when operation,, when two tachogenerators record velocity ratio and are diameter of cylinder, converter plant thinks that belt does not skid, and converter plant is failure to actuate; When speed ratio be greater than diameter than time, converter plant is thought slipping of the belt, controls magneto-electric machine action, to correct position.At steel rope fixed end, be furnished with tension pick-up and frequency conversion system joins, for monitoring tension variation, and realize tension force and dynamically adjust, to guarantee that adhesive tape starts steadily, safe and reliable to operation, can extend service life of adhesive tape simultaneously.
In comprehensive the present invention, use in permanent magnet motor drive 14, permanent-magnetic variable-frequency tightening device 6 and permanent magnetic drive electric drum 13 and all used magneto-electric machine technology, the advantage such as magneto-electric machine has high torque (HT)/ratio of inertias, high power density, high efficiency, volume is little, response is fast, structure is changeable and reliable.Direct-connected permanent magnet synchronous dynamo, without external other mechanical transmissions, is directly connected with load, has reduced the maintenance requirement of system, has improved system performance, can directly meet belt conveyer transmission system needs.Permagnetic synchronous motor also has good energy-saving effect, and combined efficiency can reach 94%.
Claims (5)
1. a novel band conveyer, it is characterized in that: comprise main body section (11), unloading portion (1), chain-drive section (4), storage band tensioned portion (5), folding and unfolding tape system (7), actuating device, the anti-deviation front-loading carrier roller group of transition (2), adhesive tape (8), can automatic moving type tail (12), belt protection and belt control system (16), video frequency monitoring system (17); Unloading portion (1) is connected with chain-drive section (4); Chain-drive section comprises the anti-deviation front-loading carrier roller group of transition (2), head roll (3), permanent magnet motor drive (14), plate disc brake (15); Storage band tensioned portion (5) comprises permanent-magnetic variable-frequency tightening device (6); After folding and unfolding tape system (7) is connected to storage band tensioned portion 5; Main body section (11) comprises grooved upper supporting roller group (9), V-type snub pulley group (10) and longeron, H support, grooved upper supporting roller group (9) is installed on longeron, V-type snub pulley group (10) is installed on H support, between grooved upper supporting roller group (9), V-type snub pulley group (10) and longeron, H support, all with bolt, connects; Can automatic moving type tail (12) be above installed by permanent magnetic drive electric drum (13); Adhesive tape (8) is wound around through unloading portion (1) cylinder surface, head roll (3), storage band tensioned portion (5) cylinder surface, V-type snub pulley group (10) surface, permanent magnetic drive electric drum (13) surface, grooved upper supporting roller group (9) surface and forms closed loop; Belt protection and belt control system (16), video frequency monitoring system (17) are disposed on whole piece conveyer.
2. novel band conveyer according to claim 1, it is characterized in that: the anti-deviation front-loading carrier roller group of transition (2), structure comprises angle steel (21), riser (24), arc side plate (25), center stanchion I (22), center stanchion II (23), flat idler (19), side carrying roller (18), vertical roll capable of avoiding deviation device (27), angle steel (21) two ends are provided with riser (24), the upper both sides of angle steel (21) are provided with two arc side plates (25), two center stanchion I (22) are installed at middle part, two center stanchion II (23), between arc side plate (25) and center stanchion I (22), be provided with side carrying roller (18), between two center stanchion II (23), be provided with flat idler (19), arc side plate (25) is provided with regulating tank (26), the bearing (20) of side carrying roller (18) and regulating tank (16) sliding block joint, outside bearing (20), be also provided with vertical roll capable of avoiding deviation device (27).
3. novel band conveyer according to claim 1, it is characterized in that: the hermetically-sealed construction of described carrying roller, comprise roller carrier shaft (36), bearing seat (28), door (29), shaft block ring (30), interior sealing (31), rubber seal (32), outer gland sealing (33), bearing (34), baffle ring (35); Roller carrier shaft (36) end cover has bearing seat (28), and baffle ring (35), bearing (34), outer gland sealing (33), rubber seal (32), interior sealing (31), shaft block ring (30), door (29) are installed successively in bearing seat (28); Outer gland sealing (33) edge contacts with bearing seat (28) inwall, interior sealing (31) is fixed on roller carrier shaft (36), interior sealing (31) is provided with two road annular grooves and relative snapping together with outer gland sealing (33), the inner seal of the outer ring of door (29) and bearing seat (1), edge and outer gland sealing (33) sealing of going to the bottom of the outer ring of door (29) contacts, the outside of the inner side of door (29) and interior sealing (31) closely cooperates, and is rubber seal (32) outside door (29).
4. novel band conveyer according to claim 1, it is characterized in that: described permanent-magnetic variable-frequency tightening device (6), structure comprises base (50), permagnetic synchronous motor (43), cylinder (47), wheel reduction gear support (49), wheel reduction gear (48), clamp (40), brake disc (41), bolt (42), flange (44), bearing (45), coupler (46); Base (50) upper installation permagnetic synchronous motor (43) and wheel reduction gear support (49), wheel reduction gear support (49) are provided with wheel reduction gear (48), cylinder (47) is sleeved on outside wheel reduction gear (48), wheel reduction gear (48) is connected by coupler (46) with permagnetic synchronous motor (43), and the axle and the brake disc (41) that in permagnetic synchronous motor (43) one sides, are provided with clamp (40), permagnetic synchronous motor (43) are fixing by bolt (51).
5. novel band conveyer according to claim 1, is characterized in that: permanent magnetic drive electric drum (13) by Rolling motor (37), drive frequency converter (38) and communication control module (39) formation.
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| CN201210354710.5A CN103662715B (en) | 2012-09-23 | 2012-09-23 | A kind of ribbon conveyer |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104609112A (en) * | 2014-12-24 | 2015-05-13 | 贵州水城矿业股份有限公司机械制造分公司 | Novel belt conveyor |
| CN104882819A (en) * | 2015-05-14 | 2015-09-02 | 山东省黄金电力公司 | Bidirectional double-force cable tractor |
| CN104944109A (en) * | 2015-06-11 | 2015-09-30 | 河南工业大学 | Roller belt conveyor |
| CN105059863A (en) * | 2015-07-29 | 2015-11-18 | 孙润 | Carrier roller support for adjusting deviation of conveying belt |
| CN105109920A (en) * | 2015-07-29 | 2015-12-02 | 中国矿业大学 | Power driving device of belt conveyor for mining |
| CN107963401A (en) * | 2017-12-01 | 2018-04-27 | 宁夏天地西北煤机有限公司 | A kind of ribbon conveyer for not shutting down dismounting fuselage |
| CN108974842A (en) * | 2018-09-26 | 2018-12-11 | 南京林业大学 | A kind of bamboo wood self-grading device |
| CN109748058A (en) * | 2017-11-01 | 2019-05-14 | 陕西未来能源化工有限公司 | A kind of method of mine rubber band conveyer head and assistant conveyance tunnel usual friendship arrangement |
| CN112027521A (en) * | 2020-08-24 | 2020-12-04 | 贵州盘江精煤股份有限公司 | Driving, braking and tensioning integrated device for downhill belt |
| CN114013915A (en) * | 2021-11-04 | 2022-02-08 | 安徽同运环保机械有限公司 | A belt conveyor for material conveying |
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