CN202441379U

CN202441379U - Coalface self-moving bridge-type reversed loader

Info

Publication number: CN202441379U
Application number: CN201220076959XU
Authority: CN
Inventors: 安建华; 孟宪营; 葛文书; 宋炳成; 王立伟
Original assignee: Xuecun Coal Mine Of Jizhong Energy Fengfeng Group Co Ltd
Current assignee: Xuecun Coal Mine Of Jizhong Energy Fengfeng Group Co Ltd
Priority date: 2012-03-05
Filing date: 2012-03-05
Publication date: 2012-09-19
Anticipated expiration: 2022-03-05

Abstract

The utility model provides a coalface self-moving bridge-type reversed loader which is small, exquisite and convenient, simple in operation, safe and reliable. The coalface self-moving bridge-type reversed loader comprises a belt conveyor and a riding frame disposed above the belt conveyor, wherein walking wheels are arranged under the riding frame, a handpiece device is placed above the riding frame, the handpiece device is connected with a fixed knot, the fixed knot is connected with a bridging groove, the bridging groove is connected with an upper protruding groove, the upper protruding groove is connected with a middle sloping groove, the middle sloping groove is connected with a landing groove, the landing groove is connected with a tail of the reversed loader, and a pulling winch and an arch bridge support frame are arranged under the upper protruding groove. The coalface self-moving bridge-type reversed loader has the advantages of being small in size, light in weight of components, simple in entering a well and simple in underground transportation, convenient to assembly and dismantle, simple in operation, safe and stable in movement, big in tension, and capable of carrying electrical equipment and cables of the coalface self-moving bridge-type reversed loader and a working face.

Description

Coal-face is from moving bridge conveyor

Technical field

The utility model relates to a kind of coal excavation apparatus, and especially a kind of coal-face is from moving bridge conveyor.

Background technology

In the 50---70 age, the coal production stope along with the outside propelling of work plane, must carry out the caving operation in the coal mining process; Along with the carrying out of the caving operation of work plane, make two lanes shorten, the drag conveyor with work plane drag conveyor overlap joint in the following crossheading just need shorten along with caving; The method that shortens is exactly that the following crossheading scraper-trough conveyer manual work of adjacent work plane is taken apart, removes a few joint chutes, and then to good; Could carry out next round coal mining caving operation again; Continue circulation like this and go down, all need carry out once such work every day, finishes until work plane.

Scraper-trough conveyer is being taken apart, is being removed unnecessary chain, scraper plate, chute, and then with scraper-trough conveyer to connecting, tight car, test run behind the no problem, could continue to produce coal, and carry out in the process of this work, the workman need pay stronger manual labor, at the bottom of the efficiency.And at work, need the very cautious work of carrying out, careless a little, the accident that pin bumps hand will be knocked, even bigger security incident can be occurred.

The nineties in last century; Continuous development along with coal-mining technique; In order to make work plane worker's work situation improve; Labour intensity is reduced, and elevating conveyor has also been produced in the design of the coal mine machinery manufacturing firm that has, its purpose be exactly tear open in order to solve repeatedly, to the problem of adjacent work plane drag conveyor; But because these elevating conveyor outer profile sizes are bigger, parts are heavier, installation, very difficult when removing, and the workman need pay more heavy manual labor; Particularly in moving process, problem is more, adopts prop drawer to drag; Prop drawer and wire rope thereof will take the sidewalk, and the bigger or elevating conveyor of mountain shape is cleared up when bad, because load is bigger; Drawing when moving elevating conveyor and be prone to take place disconnected rope casualty accident, the employing hydraulic pressure that has is passed top pick push-and-pull, for the distance that can at every turn move longer as much as possible; It is very big that the size of ram pick is all done; One time displacement is little, repeat frequent operation and repeatedly just can move the position to, and need connect many fluid pressure lines and utilize pumping plant to carry out feed flow.

90 years my ore deposits are outsourcing once and the elevating conveyor that used regular production producer to produce when adopting big coal work plane with comprehensive mechanized coal mining method, and outer profile size is very big, and is abundant with material; Part is various, and weight is big; Just not saying all difficulties in going into well, transportation, installation and demolishing process are exactly in use, problem is also more; Particularly breaking down, because size is huge, object is heavier during handling problem; The lift to move difficulty, manual labor is heavier, and is easy to occur casualty accident.Only used twice, just do not re-used.

In the end of the year 2010, because the needs of producing are bought an elevating conveyor that size is more huge again, model is: SZZ-764/132 type scraper plate elevating conveyor; Conveying capacity does; 900 tons/hour; The head springing height is 2.208 meters; Fuselage width is 1.138 meters; Big especially surprising of weight, complete machine weight reaches 60.804 tons; And common belt machine end sustains this huge monster at all; Elevating conveyor producer has manufactured and designed the special belt machine end that intensity is very high, weight is heavier, outline is very big for it specially; Supporting with it use is used for supporting this huge monster, supporting installing and using; It is three that this belt machine end can disintegrate, and every outer profile size is all bigger; Subject matter has: because size is huge, difficult when disintegration is gone into the well, the 3rd that the belt machine end cylinder particularly is housed is the integral solder part; Width surpasses the cage inner width, can not keep flat entrucking, holds up the entrucking center of gravity too high, and is prone to overturning; And because superelevation, the cage insufficient height advances not go cage, goes into well in order to make it can advance cage; We have made the land boat of a special use specially, with its top loading, drag into cage, return and go down to haul out cage again; In order to transport, hold up again on the spot and refill hull, be in extreme danger in the transportation, be easy to translate into; Its mobile device has adopted hydraulic means, and the complex structure fluid pressure line is many, installs difficultly, and operating procedure is complicated; And each maximum can only move two meters, and in installation process, because object size is big, weight is bigger, and is when gate road is assembled under the down-hole, very difficult; In use problem is a lot, and difficulty is bigger.Worker's reflection according to being operated in situ overhaul class because elevating conveyor appearance and size is huge, adds that crossheading crushes seriously in the coal mining process; The top board that the head of elevating conveyor and arch bridge part are often sunk is pushed down; Need at first rebuild the tunnel before elevating conveyor moves, at first will put in order the top board of the head section of pushing down and open, make the part of being pushed down break away from top board; It is whole enough high apart from the tunnel of part elevating conveyor to be moved forward again, and could move elevating conveyor; Because elevating conveyor is very heavy, often be trapped in the soft base plate simultaneously, held, move difficulty, move elevating conveyor at every turn, need 12 people, once only can move 2 meters long distances, move 8 meters, need more than 5 hour by coal slime; Motionless phenomenon once appearred drawing; And each distance that moves is shorter, needs the repetition frequent operation just can move the position to four times; Elevating conveyor also once occurs and opened motionless phenomenon.

Therefore, shaft hoisting is mainly leaned in existing colliery; And the volume of hoisting container is less, and the underworkings section is little, and roof pressure is big; Group rouses, the base plate epirelief is very serious, and bigger equipment is gone into well, quite difficulty is transported all in the down-hole, the suitable bigger plant equipment of structure that adopts.

The utility model content

The utility model provides a kind of compact volume and convenience, simple to operate, safe and reliable coal-face to move bridge conveyor certainly.

The coal-face of realizing the utility model purpose comprises conveyor from moving bridge conveyor, is positioned at the frame of riding of said conveyor top; The said frame below of riding is provided with road wheel, and the top is provided with frame head apparatus, and said frame head apparatus is connected with fixed knot; Said fixed knot is connected with the bridge formation groove; Said bridge formation groove is connected with tongue, and the said tongue of going up plays sloping groove in the middle of being connected with, and said centre is played sloping groove and is connected with and lands groove; The said groove that lands is connected with the reprinting tail, and said below of going up tongue is provided with pulling winch and arch bridge bracing frame.

Said frame head apparatus comprises head frame, junction plate, reductor and motor.

The coal-face of the utility model is following from the beneficial effect that moves bridge conveyor:

(1) coal-face of the utility model is from moving bridge conveyor, and appearance and size is little, component weight is light;

(2) go into the transportation of well, down-hole easily, assembling and disassembling is lightly convenient;

(3) simple to operate in the use, mobile security, steadily, pulling force is big;

(4) can carry self and the electric equipment and the cable of work plane.

Description of drawings

Fig. 1 moves the structural representation of bridge conveyor certainly for the coal-face of the utility model.

The specific embodiment

As shown in Figure 1, the coal-face of the utility model comprises conveyor 9 from moving bridge conveyor; Be positioned at the frame 1 of riding of said conveyor 9 tops, said frame 1 below of riding is provided with road wheel 2, and the top is provided with frame head apparatus 3; Said frame head apparatus 3 is connected with fixed knot 4, and said fixed knot 4 is connected with bridge formation groove 5, and said bridge formation groove 5 is connected with tongue 6; The said tongue 6 of going up is connected with the middle sloping groove 7 that rises; Said centre is played sloping groove 7 and is connected with and lands groove 8, and the said groove 8 that lands is connected with and reprints tail 12, and said below of going up tongue 6 is provided with pulling winch 10 and arch bridge bracing frame 11.Said frame head apparatus 3 comprises head frame, junction plate, reductor and motor.

The coal-face of the utility model is following from the operating principle of moving bridge conveyor:

Transmission device through elevating conveyor is given chain wheel assembly with transmission of power, thereby the scraper chain that drives sealing moves by required direction continuously, and the coal of commentaries on classics being fallen elevating conveyor is transported on the operating conveyor continuously, realizes the function of transportation coal.

As long as the head of elevating conveyor with being supported on along the bracing or strutting arrangement that belt machine end moves on the conveyor tailstock, is partly erected head fixed knot and bridge formation groove etc. with inserting group, after enough certain length; Connect tongue and the slotting group of curved groove, with turning under the 10 degree slopes, by a few joint intermediate channel of desired height requirement continued access; Connect groove, mount grooves then and insert group, connect and land groove, install and land groove and insert group; After the enough length, press the elevating conveyor tail.Head is climbed on belt machine end; Chute two is helped with inserting group chute to be erected, and head is lived headstock with the belt wheel frame of riding down, is equipped with from drawing device again and can realizes the mobile voluntarily of elevating conveyor.

Embodiment recited above describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Design under the spiritual prerequisite not breaking away from the utility model; Various distortion and improvement that the common engineers and technicians in this area make the utility model technical scheme all should fall in the protection domain that claims of the utility model confirm.

Claims

1. a coal-face is characterized in that from moving bridge conveyor: comprise conveyor, be positioned at the frame of riding of said conveyor top; The said frame below of riding is provided with road wheel, and the top is provided with frame head apparatus, and said frame head apparatus is connected with fixed knot; Said fixed knot is connected with the bridge formation groove; Said bridge formation groove is connected with tongue, and the said tongue of going up plays sloping groove in the middle of being connected with, and said centre is played sloping groove and is connected with and lands groove; The said groove that lands is connected with the reprinting tail, and said below of going up tongue is provided with pulling winch and arch bridge bracing frame.

2. coal-face according to claim 1 is from moving bridge conveyor, and it is characterized in that: said frame head apparatus comprises head frame, junction plate, reductor and motor.