CN2178648Y - Surround hook type safety automatic joiner for universal vehicle and mine car - Google Patents

Abstract

The utility model relates to a surround hook type safety automatic joiner for a universal vehicle and a mine car, comprising a pull ring 14, a surround hook and a pull stop hook on a beam 11 which passes through, hangs and is fixed to the pull ring. The surround hook rotates and is fixed to the front end of the pull stop hook, and is clamped by a bolt lock block 5. The utility model has the advantages of simple structure, less parts, convenient operation, long service life, etc., and is used for the transporting operation of various mine cars.

Description

Surround hook type safety automatic joiner for universal vehicle and mine car

The utility model relates to a kind of vehicle Safety for mine car automatic hitching device.

The mine car transportation occupies very consequence in each mine production.Connecting between the mine car at home and abroad for a long time and forming the car group still is to connect by " ring chain ", and its operation is extremely inconvenient, and the operator's that easily damages when bumper car connects hand and leg are absolutely unsafe.Enter in the tipper when falling the coal at mine car and need take " ring chain " earlier, load onto loop chain after coal is unsnatched again again, such operation is cumbersome, has a strong impact on the raising of conveying efficiency.Though the unitor of useful in recent years " main, pair hook hook; lock dog retaining locking-type " occurs, part is many in addition owing to product, 31 parts compositions, vital parts is enclosed in the housing, so easily collecting water, coal ash brings operation to take off hitch gear and works dumb in early days, wearing and tearing are big, and maintenance is also inconvenient, and its manufacturing cost height can not be accepted extensively by the mining area.

The purpose of this utility model designs a kind of simple in structure exactly, and part is few, and is easy to use, the all-purpose vehicle Safety for mine car automatic hitching device that the life-span is long, and it can use in various mine car hauling operations.

The purpose of this utility model realizes by following structure: encircle hook-type all-purpose vehicle Safety for mine car automatic hitching device and include draw ring and encircle hook and draw stop hook, be primarily characterized in that: draw stop hook to wear and hang over admittedly on the crossbeam on the draw ring, encircle hook and drawing the stop hook front end admittedly by bearing pin and the rotation of torsion spring elasticity, encircling has a draw-in groove and the solid lock dog of shaking hands at the band that draws on the stop hook of spring to cooperate on the hook.

The utility model compared with prior art has following advantage: constructional delails is few and simple, and the installation dismounting is easy, and cost is low easily, and safe reliability is good, and moved cross beam is universal to go slick, and long service life is adapted at using in the various mine car hauling operations.

Description of drawings of the present utility model is as follows:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the birds-eye view of Fig. 1;

Fig. 3 is running condition figure of the present utility model.

Among the figure: 1 encircles hook, 2 encircles that hook pin axle, 3 reverses spring, 4 spring set pins, 5 lock dogs, 6 lock dog locating dowel pins, 7 stage clips, 8 handles, 9 balance springs, 10 draw stop hook, 11 moved cross beams, 12 pins, 13 ball circles, 14 draw rings, 15 mine car bolt axles, 16 mine car striking heads to bump mouth, 17 mine car casees, 18 mine car striking head pieces.

Below in conjunction with drawings and Examples structure of the present utility model and principle of work are further described:

As shown in Figure 1: the utility model includes draw ring 14 and encircles hook 1 and draw stop hook 10, it is characterized in that: draw stop hook to wear to hang on the crossbeam 11 on the fixed pull ring, encircle hook by bearing pin 2 with reverse spring 3 elasticity rotational fixation and drawing the stop hook front end, encircling has a draw-in groove and elasticity to cooperate at the lock dog 5 that draws the band handle 8 on the stop hook admittedly on the hook, as shown in Figure 2: draw ring afterbody epirelief is so that bump with mine car striking head that inwall withstands on mouthfuls 16, make whole unitor can keep balance in use, as shown in Figure 3, drawing stop hook hook inwall that salient point E is arranged, drawing the gouging abrasion of stop hook to reduce mine car bolt axle 15, draw stop hook with encircle hook not mutually the bill wall of obvolvent be isometrical arc surface R20, make the mine car bolt axle draw stop hook and encircle in the hook stressed even, the platform at oblique 2 ° of angles on draw ring front springs seat place has, make and encircle hook etc. for overcoming gravity to raising up certain angle, as shown in Figure 2, raise up 2 °, the pulling shaft base of drawing stop hook is the inclined-plane, make and draw stop hook little tiltedly outer downwards under the effect of balance spring 9, so that draw stop hook and encircle hook and can open bigger angle over against the mine car bolt axle.

Working process of the present utility model is as follows:

(1). this unitor is to realize hook like this: Fig. 1 signal

Elder generation's draw ring end is put into the right mine car striking head mouth, and mine car bolt axle 15 inserted in meet and discuss pin-and-hole and the draw ring annular groove, the draw ring tail end props up above meeting and discussing, make under the balance spring 9 that coexists acts on and encircle hook, draw stop hook 1,10 keep horizontality, when promoting two mine cars, locomotive falls back, make right-hand member mine car bolt axle 15 move on to I-I position, left end mine car bolt axle is run into and is encircled hook, continue the back at locomotive and promote, encircle hook and rotate, and spring 3 is reversed in compression around encircling hook axle 2, the cambered surface of encircling hook simultaneously promotes keeper lock dog 5, and compression press spring 7, when being pulled to, bolt axle draw stop hook inner groove E salient point place promptly encircling hook lock groove D tip surface, push away the bolt-lock piece 5 of moving into one's husband's household upon marriage, lock dog is under the application force of stage clip 7 simultaneously, rapidly lock dog is pushed and encircle in the hook lock groove C, the D face is stressed, reaches to bump hook locking mode of operation.Because the locomotive motion is very fast, the whole hooking process that bumps was finished within several seconds, so the anti-large impact of each mechanism of claimed structure part, the amount that locking will have a 20MM in advance, the new structure axle of E salient point can meet the demands, the keeper locking, structure is extremely general simple, so good reliability.

(2). the operation of pulling a cart of unitor:

Bumped the good mine car group of hook, when locomotive during to front haulage, right-hand member mine car bolt axle is pulled to the 1-11 position, draw ring is subjected to pulling force, block left end mine car bolt axle to II-II position after encircling hook simultaneously and drawing the stop hook obvolvent, and encircle hook and draw stop hook inner arc R20 face to embrace 40 bolt axles and transmit the powerful locomotive tractive effort, each mine car can bump hook groups car 7 simultaneously and draw conveniently.Connect in like manner with train case fully.Conveying efficiency can improve greatly.

(3). the unblanking of unitor broken off relations and illustrated for bumping hook operation: the Fig. 4 that gets ready next time

Being in free coupled situation between two mine cars can not break off relations by zip between running under power, special tool with the belt length handgrip, bill inserts the lock dog handle in the annular distance of garden, 8 top, firmly outwards pulling, drive lock dog 5, compression press spring 7, surpass when encircling most advanced and sophisticated mouthful of hook D face when the keeper lock dog is most advanced and sophisticated, encircle to be hooked under the thrust of reversing spring 3 and outwards open, when locomotive traction advances, just can break off relations by joint, because draw ring is still fixed by the mine car bolt axle from final section mine car case, unitor opens, and has got ready work for bumping hook next time.

(4). bump the hook groups car and become the car group to enter the tipper operation of unloading coal:

All mine cars bump hook by (one) method of stating and form the car group.Bolt axle should be reinforced on meeting and discussing, the coal car case is filled coal, pushes tipper (single, double tipper is all feasible).If two tippers only advance two mine cars, not decoupling device of mine car when tipper is done the upset rotation, draws stop hook pulling shaft end ball circle 13 to do positive and negative 360 ° of rotations at moved cross beam 11 centre holes of draw ring front end.Can make mine car and coupled good all not decoupling device operation work of ore deposit of unloading coal of unsnatching coal, thereby reach the tipper continuous working, improve the degree of automation of unloading coal.

(5). the ramp operation:

The car group of having formed, last back balance mine car group is no more than 4 railway carriages.Pulled on the top back balance on the rope traction of cylinder winch, each mine car still connects with unitor.Owing to be provided with moved cross beam 11, can make draw ring change an angle downwards around crossbeam, draw baffle ring to pass through pulling shaft, ball circle 13, the transmission of crossbeam centre hole drives and also rotates, and reaches grade change point two mine car travelling wheels and does not leave the right or normal track.Guarantee the safe operation of up gradient mine car.

Claims (6)

1, a kind of hook-type all-purpose vehicle Safety for mine car automatic hitching device of encircling, include draw ring 14 and encircle hook 1 and draw stop hook 10, it is characterized in that: draw stop hook to wear and hang over admittedly on the crossbeam on the draw ring 11, encircle hook by bearing pin 2 with reverse spring 3 elasticity and rotate and drawing the stop hook front end admittedly, encircle have on the hook draw-in groove and elasticity solid drawing band on the stop hook shake hands 8 and lock dog 5 cooperate.

2, unitor as claimed in claim 1 is characterized in that: draw ring afterbody epirelief.

3, unitor as claimed in claim 1 is characterized in that: draw stop hook hook inwall that salient point is arranged.

4, unitor as claimed in claim 1 is characterized in that: draw stop hook with encircle hook not mutually the bill wall of obvolvent be isometrical arc surface.

5, unitor as claimed in claim 1 is characterized in that: the pulling shaft base of drawing stop hook is the inclined-plane.

6, unitor as claimed in claim 1 is characterized in that: oblique 2 ° of angle platforms on draw ring front springs seat place has.

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