A kind of explosion-proof piler arrestment mechanism and its braking method
Technical field
The present invention relates to a kind of explosion-proof piler arrestment mechanism and its braking method, which is suitable for double column heaps
The braking of stack machine is particularly suitable for some pairs of higher double-column pilers of security requirement.
Background technique
Currently, piler arrestment mechanism, which is mostly used, installs the mode of brake additional in single column two sides, when brake starts,
Because brake force loading platform, which occurs, in loading platform unilateral side will appear unbalance loading, and then cause more serious abrasion to rail, so that rail
Gap is excessive;In addition if loading directive wheel and dilatation joint are larger, or even it will appear and cause cargo because loading platform tilts
Tumble, simultaneously as single column two sides install additional brake, only there are two brake to loading platform apply unbalance loading braking
Power causes braking distance generally longer problem.
Summary of the invention
The invention aims to provide a kind of explosion-proof piler arrestment mechanism and its braking method, the arrestment mechanism be
Four guide rails are set in piler two root posts, are respectively provided with arrestment mechanism on four guide rails, shorten loading platform braking distance,
Loading platform is unstable when solving the braking of explosion-proof piler, big to way rub, and loading platform inclination and cargo is be easy to cause to tumble
The problem of.
The object of the present invention is achieved like this, a kind of explosion-proof piler arrestment mechanism, which includes first vertical
Column, the first limiter of speed, the first wirerope, the first fixed pulley, the first crank, the first safety tongs, loading platform, the second column, second
Limiter of speed, the second wirerope, the second fixed pulley, the second crank and the second safety tongs;First column and the second column are symmetrical
Setting, loading platform are arranged between the first column and the second column, and the first limiter of speed, second are housed below first column
Second limiter of speed is housed, the upper surface of described first column is equipped with equipped with the upper surface of the first fixed pulley, the second column below column
Second fixed pulley, first wirerope is arranged between the first limiter of speed and the first fixed pulley, the setting of the second wirerope is the
Between two limiter of speeds and the second fixed pulley, it is fixed with the first crank on first wirerope, is fixed on the second wirerope
Two cranks, corresponding first crank in the two sides of the loading platform and the second crank position are respectively arranged with the first safety tongs and the second peace
Full pincers, first crank and the first safe clipper joint, the second crank and the second safe clipper joint.
Two the first safety tongs are mounted on the left side of loading platform, and loading platform left side is made in two the first safety tongs linkages
It is dynamic;Two safety tongs are mounted on the right side of loading platform, and loading platform right side is braked in two the second safety tongs linkages.
It advantages of the present invention and has the technical effect that
1, the present invention is four guide rails of setting in piler two root posts, is respectively provided with arrestment mechanism on four guide rails, makes to carry
Load bed braking distance shortens, and loading platform is unstable when solving the braking of explosion-proof piler, big to way rub, be easy to cause loading
The problem of platform inclination and cargo are tumbled.
2, there are four safety tongs, advantage is in particular in for present invention setting: 1. four safety tongs while braking, brake away from
From short;2. four safety tongs are braked simultaneously, will not unbalance loading;3. four safety tongs are braked simultaneously, small to way rub.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the explosion-proof piler arrestment mechanism of the present invention.
Fig. 2 is the partial enlargement structure chart in Fig. 1 of the present invention at A.
Fig. 3 is the top view of Fig. 2 of the present invention.
Fig. 4 is the partial enlargement structure chart in Fig. 1 of the present invention at B.
Fig. 5 is the top view of Fig. 4 of the present invention.
Specific embodiment
Below by specific embodiment and in conjunction with attached drawing, the present invention is described in further detail.
As shown in attached drawing 1,2,3,4,5: the arrestment mechanism include the first column 1, the first limiter of speed 2, the first wirerope 3,
First fixed pulley 4, the first crank 5, the first safety tongs 6, loading platform 7, the second column 8, the second limiter of speed 9, the second wirerope 10,
Second fixed pulley 11, the second crank 12 and the second safety tongs 13;First column 1 and the second column 8 are symmetrical arranged, loading platform
7 are arranged between the first column 1 and the second column 8, and the first limiter of speed 2, the second column 8 are housed below first column 1
Below the second limiter of speed 9 is housed, the upper surface of described first column 1 is equipped with equipped with the upper surface of the first fixed pulley 4, the second column 8
Second fixed pulley 11, first wirerope 3 is arranged between the first limiter of speed 2 and the first fixed pulley 4, the second wirerope 10 is set
It sets between the second limiter of speed 9 and the second fixed pulley 11, is fixed with the first crank 5, the second wirerope on first wirerope 3
The second crank 12 is fixed on 10, corresponding first crank 5 in the two sides of the loading platform 7 and 12 position of the second crank are respectively arranged with
First safety tongs 6 and the second safety tongs 13, first crank 5 and the connection of the first safety tongs 6, the second crank 12 and the second safety
13 connection of pincers,
Two the first safety tongs 6 are mounted on the left side of loading platform 7, and two the first safety tongs 6 linkages on the left of loading platform 7 to making
It is dynamic;Two safety tongs 13 are mounted on the right side of loading platform 7, and two the second safety tongs 13 linkages on the right side of loading platform 7 to braking.
The lower end of the first column 1 and the second column 8 is arranged in first limiter of speed 2 and the second limiter of speed 9, is convenient for first
Release after limiter of speed 2 and the starting of the second limiter of speed 9, the first wirerope 3 of two sides and the second wirerope 10 are adjusted to identical
Tensile force, when loading platform 7 exceeds the speed limit, the first limiter of speed 2 and the second limiter of speed 9 start simultaneously, the first safety tongs of two sides 6 and second
Safety tongs 13 starts simultaneously, acts on the first column 1 and the second column 8 braking while realizing 7 two sides of loading platform, makes loading
Platform 7 falls steadily in dropping process.
The braking method of explosion-proof piler the following steps are included:
Step 1: the first column 1 and the second column 8 are symmetrical arranged, the setting of loading platform 7 the first column 1 and the second column 8 it
Between, the second limiter of speed 9 is housed below first column 1 equipped with the first limiter of speed 2, below the second column 8, described first
The upper surface of column 1 is equipped with the second fixed pulley 11 equipped with the upper surface of the first fixed pulley 4, the second column 8, and first wirerope 3 is set
It sets between the first limiter of speed 2 and the first fixed pulley 4, the second wirerope 10 is arranged in the second limiter of speed 9 and the second fixed pulley 11
Between, after 7 speed of loading platform is more than normal speed, starts the first limiter of speed 2 and the second limiter of speed 9 clamps the first wirerope 3
With the second wirerope 10.
Step 2: being fixed with the first crank 5 on first wirerope 3, first crank 5 and the first safety tongs 6 connect
It connects, the second crank 12 is fixed on the second wirerope 10, the second crank 12 and the second safety tongs 13 connect, on the first safety tongs 6
Equipped with the first wedge block 6-1 and first stroke switch 6-2, first wedge block 13-1 and second stroke are housed on the second safety tongs 13
Switch 13-2, corresponding first crank 5 in the two sides of the loading platform 7 and 12 position of the second crank are respectively arranged with the first safety tongs 6
With the second safety tongs 13, after the first wirerope 3 and the second wirerope 10 stop the relation of following up with loading platform 7, using first
Wirerope 3 pulls the first crank 5, starts the first safety tongs 6 by the first crank 5;Second crank is pulled using the second wirerope 10
12 the second safety tongs 13 of starting;
Step 3: after the first safety tongs 6 and the second 13 chain promoter of safety tongs, using being mounted on the first safety tongs 6 and second
The first wedge block 6-1 and the second wedge block 13-1 tightening on safety tongs 13 realize braking;
Step 4: after the first limiter of speed 2, the second limiter of speed 9 and the first safety tongs 6, the starting of the second safety tongs 13, triggering installation
Second stroke switch 13-2 on the first stroke switch 6-2 and the second safety tongs 13 on the first safety tongs 6 feeds back electric signal
Stop motor.