CN87205111U

CN87205111U - Concrete bunker

Info

Publication number: CN87205111U
Application number: CN 87205111
Authority: CN
Inventors: 戴利庸
Original assignee: Individual
Current assignee: Individual
Priority date: 1987-07-17
Filing date: 1987-07-17
Publication date: 1988-08-31

Abstract

The utility model discloses a concrete bunker. The concrete bunker is suitable for the crane of the building engineering to cast the concrete and transport the mixing material. The concrete bunker comprises a storage bunker, a discharge hole, a door opening mechanism, a support stand, a slinger ring, etc. A sealing door is arranged at the discharge hole, and the sealing door is formed by a fan-shaped plate, a movable cylinder and a rubber belt. When the concrete bunker is used, the discharging amount and discharging speed can be discretionarily controlled. The utility model has the advantages of simple structure, convenient operation and good tightness. The concrete bunker can be used to carry the concrete mixing material, and the concrete bunker can also be used to transport the mortar and other bulking material pellet of liquid state or solid state.

Description

Concrete bunker

The utility model relate to a kind of in construction work with crane fluid concrete, employed concrete hopper when transporting mix.

The hopper that uses in the building site, mainly contain vertical and horizontal two kinds, these two kinds of hoppers are made up of storage bin hopper, door-opening mechanism, support and discharging opening, its discharging opening is generally made door with curved plate, common problem is: discharging is not smooth, what have requires manpower to beat or the discharging of vibrating bunker ability, and the need that have make the discharging of hopper vibration ability with electrical vibrator.In a single day discharging opening is opened, before unsnatching, the material end is difficult to close discharging opening again, lose control of the quantity and the speed of discharging, therefore all can not directly award and expect to go in the mould of post, Beam etc., material can only be discharged on platform or the steel plate with hopper in many job sites, again with manually the shovel material is gone into mould, efficiency of construction is low, because discharge rate can not be controlled, and blanking speed is too fast, big particle diameter aggregate is to diffusion all around again, change the homogeneity of concrete material, influenced quality of concrete.There is the gap because of the discharging opening steel plate door again, concrete slurry is excessive from the gap, pollute the construction plant, mostly be concrete binding material cement in the slurries, its loss also can influence quality of concrete, these defectives are not only wasted a large amount of artificial, also make to be worth expensive crane output and can not to give full play to.

Task of the present utility model is exactly design and makes a kind of shortcoming that can overcome prior art, can control the concrete hopper of discharging quantity and speed arbitrarily.

The concrete hopper that the utility model proposed, by storage bin hopper, discharging opening, door-opening mechanism, support, part such as suspension ring is formed, it is characterized in that in the heart at the gyroaxis of discharging opening both sides, two fanning strips are installed versatilely, waiting on the circular arc of fanning strip is equipped with movable drum, movable drum supports rubber strip to form hermatic door, discharging opening is along the both sides of the fanning strip direction of motion, it is the circular arc that matches with the roller shifting track, with the perpendicular both sides of the fanning strip direction of motion, be the straight line that parallels with cylinder axis, the difference of arc radius that the cylinder external diameter surface moves and discharging opening arc radius is less than the thickness of rubber strip.Discharging opening is provided with a latch, the bottom dead center position of fixing seal door rotation.The discharging opening cylindrical shell is that last osculum is big, the square tube that section is square.

The door-opening mechanism of hopper is made up of reel, operation handwheel and supporting institute, and by the rope traction hermatic door, supporting is fixed on the flat top of crouching during state of hopper, can not collide with ground in the upright peace of hopper state lower mandrel member for sleeping in and handwheel.

The support of hopper has an outstanding top and a corner fulcrum, is separately fixed at the two sides of discharging opening.

The material receiving port of storage bin hopper is an angle, and storage bin hopper barrel and ground line angle are more than or equal to 70 degree under the upright discharging state of hopper.Arc transition is all adopted in each corner of cylindrical shell.Hopper is made by steel sheet, and the big I of volume is chosen arbitrarily according to the needs of unit in charge of construction.

The utility model provides a kind of concrete hopper that can realize controlling arbitrarily discharging quantity and discharging speed for the building unit of China, it has solved the long-standing problem of used hopper in the building operations, also can transport mortar and other liquid or solid-state San Zhuan Cakes pellet except that the shipment concrete mix.

Fig. 1, be the front view of one of the utility model embodiment;

Fig. 2, be the lateral view of one of the utility model embodiment.

Among Fig. 1, each label is respectively: (1) is suspension ring, (2) be storage bin hopper, (3) be the operation handwheel, (4) be discharging opening, (5) are wire rope, and (6) are the bearing of rubber strip on the discharging opening edge, (7) be fanning strip, (8) be rubber strip, (9) are the outstanding top of support, and (10) are support corner fulcrum, (11) be movable drum, (12) be latch, (13) are support, and (14) are the revolution axle center, the supporting of contacting to earth when (15) crouching for hopper is flat, (22) are plane hypothetically.

Among Fig. 2, (16) are supporting, and (17) are reel, and (18) are supporting, and (19) are little suspension hook, and (20) are hoisting line, and (21) are crane hook.

According to accompanying drawing embodiment of the present utility model is further described below:

As shown in the figure, the material receiving port of storage bin hopper (2) has certain gradient, perpendicular to arrow A, be convenient to accept the feed of concrete mixer, the angle of storage bin hopper barrel and ground line is approximately more than or equal to 70 degree during the upright discharging state of hopper, arc transition is all adopted in each corner of cylinder inboard wall, and concrete is difficult for being detained in cylindrical shell when hopper discharge, the blanking smoothness.No matter hopper is in flat crouching or erectility, and the charging dischargeable capacity of its hopper equates.

The top of storage bin hopper is suspension ring (1), and the position of suspension ring (1) device makes the side that support (13) is equipped with in the bottom of hopper slightly overweight the side that reel (17) and operation handwheel (3) are housed, and the assurance hopper is put down when crouching, and can automatically tilt to the bottom surface direction.

Discharging opening (4) is a cylindrical shell that is square section, and cylindrical shell is tapering slightly, and last osculum is big, makes discharging opening play the effect of drainage when discharging.Hermatic door is on the revolution axle center (14) of discharging opening (4) both sides, and two fanning strips (7) are installed versatilely, and waiting on the circular arc of fanning strip is equipped with movable drum (11), and movable drum supports caulking gum band (8) to form the sealing to discharging opening.Rubber strip (8) one ends are located to fix along (6) at discharging opening with screw and press strip.Discharging opening (4) is along the both sides of fanning strip (7) direction of motion B, be and circular arc that cylinder (11) motion track matches, with the perpendicular both sides of the fanning strip direction of motion, be and straight line that cylinder (11) axis parallels, the difference of arc radius that the cylinder external diameter surface moves and discharging opening arc radius is slightly less than the thickness of rubber strip, when cylinder was supported rubber strip, it is airtight with discharging opening that the compressing rubber band makes it.

Support (13) has an outstanding top (9), corner fulcrum (10), and support is made of angle steel, is separately fixed at the discharging opening two sides, does not hinder the switching of discharging and hermatic door.Prop up top of the trellis (9) and when hopper contacts to earth, support the weight of hopper; corner fulcrum (10) is the flat transition fulcrum that crouches when changeing upright or uprightly changeing flat crouching of hopper; these two fulcrums also play the effect of protection hermatic door, make hermatic door not in contact with the ground and be not damaged all the time.

The door-opening mechanism of hopper is by reel (17), and operation handwheel (3) and supporting (16) supporting (18) are formed, and supporting is fixed on the top when hopper is flat to crouch, and under the upright or flat state that crouches of hopper, reel (17) and handwheel (3) can not collided with ground.Reel (17) is tied with wire rope (5), the lead of wire rope (5) is fixed on leaning on first cylinder of door-opening mechanism side of hermatic door, rotating operation handwheel (3) Wound steel rope (5), affect hermatic door to move along the arrow B direction, the rubber strip of discharging opening (8) is owing to removing of cylinder (11) loses holding power, concrete material under action of gravity from discharge hole for discharge, after concrete material is unsnatched, loosen handwheel (3), hermatic door is under the action of gravity of fanning strip (7), opposite direction along arrow B is moved, and cylinder is set back, and it is airtight with discharging opening to hold on rubber strip.What and speed of discharging are controlled along distance size and time of staying length that the arrow B direction moves by cylinder.

Claims

1, a kind of concrete hopper, by storage bin hopper, discharging opening, door-opening mechanism, support, part such as suspension ring is formed, it is characterized in that on the revolution axle center (14) of discharging opening (4) both sides, two fanning strips (7) are installed versatilely, waiting on the circular arc of fanning strip is equipped with movable drum (11), movable drum supports rubber strip (8) to form hermatic door, discharging opening (4) is along the both sides of fanning strip (7) direction of motion, be and circular arc that cylinder (11) motion track matches, with the perpendicular both sides of fanning strip (7) direction of motion, be and straight line that cylinder (11) axis parallels, the difference of arc radius that cylinder (11) external diameter surface moves and discharging opening (4) arc radius is less than the thickness of rubber strip (8).

2,, it is characterized in that discharging opening (4) is provided with latch (12) according to the described concrete hopper of claim 1.

3,, it is characterized in that discharging opening (4) is the square tube that osculum on the cylindrical shell is big, section is square according to claim 1,2 described concrete hoppers.

4,, it is characterized in that the door-opening mechanism of hopper is made up of reel (17), handwheel (3), supporting (16,18) and wire rope (5) according to claim 1,2 described concrete hoppers.

5, according to the described concrete hopper of claim 4, it is characterized in that the both sides of discharging opening (4) are fixed with support (13), support (13) has an outstanding top (9) and corner fulcrum (10).

6, according to the described concrete hopper of claim 5, the material receiving port that it is characterized in that storage bin hopper (2) is an angle.

7, according to the described concrete hopper of claim 6, the angle that it is characterized in that the barrel of storage bin hopper (2) under the upright discharging state of hopper and ground line is more than or equal to 70 degree.