One is applicable to the dual broken belt catcher of large inclination belt conveyor
Technical field
The present invention relates to a kind of conveyer broken-belt break catching apparatus, specifically one is applicable to the dual broken belt catcher of large inclination belt conveyor.
Background technology
Belt conveyer is widely used in, in colliery, harbour, mining production transport, having irreplaceable effect.Due to the long-term running of adhesive tape and the quality of production is not good etc. that factor causes broken belt to happen occasionally, especially for the upper conveying belt type conveyer of long distance, large conveying quantity, high spud angle, the not only normal production of impact after broken belt, more can cause huge injury to equipment and personnel.Current fault-belt catching device mainly contains two large classes: upper fortune band catching device and lower fortune band catching device.Their shortcoming is: only rely on and arrest fortune band or lower fortune band by broken belt braking, and it is larger to cause arresting blind area.
In addition for whole piece belt, all can there is broken belt in any position, if both adopted fortune band catching device in belt break protection device, adopt again lower fortune band catching device, then can increase many enterprise costs, and requirements of installation space is harsher.
Summary of the invention
For above-mentioned prior art Problems existing, the invention provides one and be applicable to the dual broken belt catcher of large inclination belt conveyor, structure is simple, easy for installation, fortune band and lower fortune band be arrested when there is broken belt simultaneously, guaranteeing that fortune band can not be dished out because of inertia.
The technical solution used in the present invention is: this kind is applicable to the dual broken belt catcher of large inclination belt conveyor, comprise and arrest frame, arrest oil cylinder, drive spindle, on arrest connecting rod, under arrest connecting rod, on arrest crank, under arrest crank, mainly grasp and catch flashboard, on arrest flashboard and under arrest flashboard, described frame of arresting is made up of two adapter plates and upper and lower supporting carrier roller, to be connected by multiple upper and lower supporting carrier roller between two adapter plates and arranged in parallel, mainly grasp and catch flashboard, on arrest flashboard and under arrest flashboard and to be located between two adapter plates and to be rotationally connected with two adapter plates, mainly grasp catch flashboard be arranged on arrest flashboard and under arrest between flashboard, mainly grasp in rotation process catch flashboard and on arrest flashboard and under the minimum clearance of arresting between flashboard be less than the thickness transported and be with, arrest oil cylinder, drive spindle, on arrest connecting rod, under arrest connecting rod, on arrest crank and under arrest the outside that crank is arranged on one of them adapter plate, the tail end of arresting oil cylinder is fixedly connected with adapter plate by bearing pin, the rod end of oil cylinder and one end of drive spindle hinged, the middle part of drive spindle with mainly grasp the one end of catching flashboard and be fixedly connected with, the other end of drive spindle is hinged with the one end of above arresting connecting rod, on arrest connecting rod the other end hinged with the one end of above arresting crank, the other end of above arresting crank is fixedly connected with the one end of above arresting flashboard, under arrest one end of connecting rod and drive spindle is hinged, the other end and under to arrest one end of crank hinged, under arrest crank the other end with under arrest flashboard one end be fixedly connected with.
Further, describedly mainly grasp that to catch flashboard be the rotating shaft I of middle part with two symmetrical projections.
Further, arresting flashboard on described is the rotating shaft II of middle part with projection.
Further, arresting flashboard under described is the rotating shaft III of middle part with projection.
Compared with prior art, the present invention adopts and arrests oil cylinder, drive spindle, arrest connecting rod, arrest crank and three modes of arresting flashboard and combining, when the generation broken belt of belt conveyer, being stretched out by the piston of arresting oil cylinder to drive drive spindle to rotate, and then drive mainlying grasp of being fixedly connected with drive spindle to catch flashboard and start to rotate, arrest connecting rod on passing through simultaneously, on arrest crank, under arrest connecting rod, under arrest crank drive respectively arrest flashboard and under arrest gate rotation, make three gaps of arresting between flashboard be in minimum value simultaneously, thus upper fortune band and lower fortune band can be arrested locking simultaneously, guarantee that upper fortune band and lower fortune band can not be dished out because of inertia, it has structure simply in addition, advantage easy for installation.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is the left view of Fig. 2.
In figure: 1, adapter plate 2, upper fortune band 3, mainly grasp catch flashboard 4, lower fortune band 5, under arrest flashboard 6, under arrest crank 7, under arrest connecting rod 8, drive spindle 9, on arrest connecting rod 10, arrest oil cylinder 11, on arrest crank 12, on arrest flashboard 13, upper supporting carrier roller 14, lower support carrying roller
Detailed description of the invention
The invention will be further described below.
As Fig. 1, shown in Fig. 2 and Fig. 3, the present invention includes and arrest frame, arrest oil cylinder 10, drive spindle 8, on arrest connecting rod 9, under arrest connecting rod 7, on arrest crank 11, under arrest crank 6, mainly grasp and catch flashboard 3, on arrest flashboard 12 and under arrest flashboard 5, described arrests frame by two adapter plates 1, multiple upper supporting carrier roller 13 and multiple lower support carrying roller 14 form, by upper supporting carrier roller 13 between two adapter plates 1, lower support carrying roller 14 connects and arranged in parallel, mainly grasp and catch flashboard 3, on arrest flashboard 12 and under arrest flashboard 5 and to be located between two adapter plates 1 and to be rotationally connected with two adapter plates 1, mainly grasp catch flashboard 3 be arranged on arrest flashboard 12 and under arrest between flashboard 5, mainly grasp in rotation process catch flashboard 3 and on arrest flashboard 12 and under the minimum clearance of arresting between flashboard 5 be less than the thickness transported and be with, arrest oil cylinder 10, drive spindle 8, on arrest connecting rod 9, under arrest connecting rod 7, on arrest crank 11 and under arrest the outside that crank 7 is arranged on one of them adapter plate 1, the tail end of arresting oil cylinder 10 is fixedly connected with adapter plate 1 by bearing pin, the one end of arresting the piston end of oil cylinder 10 and drive spindle 8 is hinged, the middle part of drive spindle 8 with mainly grasp the one end of catching flashboard 3 and be fixedly connected with, the other end of drive spindle 8 is hinged with the one end of above arresting connecting rod 9, on arrest connecting rod 9 the other end hinged with the one end of above arresting crank 11, the other end of above arresting crank 11 is fixedly connected with the one end of above arresting flashboard 12, under arrest one end of connecting rod 7 and drive spindle 8 is hinged, the other end and under to arrest one end of crank 6 hinged, under arrest crank 6 the other end with under arrest flashboard 5 one end be fixedly connected with.
Further, describedly mainly grasp that to catch flashboard 3 be the rotating shaft I of middle part with two symmetrical projections; Arresting flashboard 12 on described is the rotating shaft II of middle part with projection; Arresting flashboard 5 under described is the rotating shaft III of middle part with projection.Further, two described adapter plates 1 are fixed by bolt and ground.
During use, when broken belt occurs ribbon conveyer in the course of the work, arrest the unlatching of oil cylinder 10 by fortune band fracture electron check implement or control manually; The rod end of arresting oil cylinder 10 stretches out and drive spindle 8 can be driven to rotate, and then drive mainlying grasp of being fixedly connected with drive spindle 8 to catch flashboard 3 and start to rotate, simultaneously by arrest connecting rod 8, on arrest crank 11, under arrest connecting rod 7, under arrest crank 6 drive respectively arrest flashboard 12 and under arrest flashboard 5 and rotate, make three gaps of arresting between flashboard be in minimum value simultaneously, thus upper fortune band 2 and lower fortune band 4 can be arrested locking simultaneously, guarantee that upper fortune band 2 and lower fortune band 4 all can not be dished out because of inertia.