CN219971212U - Hopper movable grille - Google Patents

Abstract

The utility model discloses a hopper movable grid, which comprises: hopper, grid, tilting mechanism, the hopper is equipped with the pan feeding mouth that supplies conveyor belt to stretch into, and the bottom of hopper is equipped with the feed opening, be equipped with in the hopper the grid, grid one side with the hopper pin joint, the grid with the pan feeding mouth butt joint, the grid accept under conveyor belt's discharge end, tilting mechanism with the grid butt joint. Can screen out big stone and debris. Avoiding the large stones and sundries from falling through the blanking hopper to crush the belt and the bracket.

Description

Hopper movable grille

Technical Field

The utility model relates to the field of steel smelting, in particular to a hopper movable grid.

Background

At present, various materials in the metallurgical industry are mainly transported to a yard from automobiles and trains, and are transported to a storage yard by means of belts, and massive stones or sundries are often doped in da Zong raw fuel and ore materials. In the belt conveying process, the fall between a blanking hopper and the belt is large, and large stones often smash the belt and a bracket in the conveying process, so that production stopping is caused.

Disclosure of Invention

The utility model aims to provide a hopper movable grid which can screen out large stones and sundries. Avoiding the large stones and sundries from falling through the blanking hopper to crush the belt and the bracket.

A hopper activity grate comprising: hopper, grid, tilting mechanism, the hopper is equipped with the pan feeding mouth that supplies conveyor belt to stretch into, and the bottom of hopper is equipped with the feed opening, be equipped with in the hopper the grid, grid one side with the hopper pin joint, the grid with the pan feeding mouth butt joint, the grid accept under conveyor belt's discharge end, tilting mechanism with the grid butt joint.

In one embodiment, the turnover mechanism comprises a traction rope, a fixed pulley and a winch, wherein the traction rope penetrates through one end of the fixed pulley to be connected with the winch, and the other end of the traction rope is connected with the grille.

In one embodiment, a portal frame is arranged on the hopper, and the fixed pulley is arranged on the portal frame.

In one embodiment, the grille comprises a frame and a grid arranged on the frame, a rotating shaft is arranged on one side of the frame, and the rotating shaft is pivoted with the hopper.

In one embodiment, a limiting rod is arranged in the hopper and is supported below the grid.

In one embodiment, the side wall of the hopper is provided with a waste outlet, and the grille is in butt joint with the waste outlet.

In one embodiment, the hopper further comprises a door panel, the door panel covering the waste outlet.

In one embodiment, the door panel is pivotally connected to the hopper.

In one embodiment, the grille is obliquely arranged, and one side of the grille, which is close to the feed inlet, is higher than the other side of the grille.

In one embodiment, the grid inclination angle is 30-45 °.

Compared with the prior art, the hopper movable grating has the advantages that:

1. on the one hand, the drop between the belt below feed opening and the hopper is big, and the material falls into the feed opening again after passing the grid, and the grid can cushion the whereabouts speed of material to a certain extent, protects the belt of below, and on the other hand, according to the mesh size of material size, impurity size preparation grid, normal material can pass the grid, and the grid screen can select bulk stone and debris, avoids bulk stone and debris to scratch the belt of hopper below.

2. The portal frame is arranged on the hopper to install the fixed pulley, so that the overturning mechanism is very convenient to install on the existing hopper. And the portal frame is stable in structure and can bear larger impact force.

3. The limiting rod is arranged on the hopper, and can be inserted into the hole through welding, riveting, screw connection and the like, and the limiting rod can be conveniently additionally arranged on the existing hopper.

The utility model will become more apparent from the following description taken in conjunction with the accompanying drawings which illustrate embodiments of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a movable grille for a hopper according to an embodiment of the present utility model;

FIG. 2 is a partially disassembled schematic illustration of a base according to an embodiment of the present utility model;

fig. 3 is a schematic view of a grid structure according to an embodiment of the present utility model.

100 parts of a hopper, 110 parts of a feeding hole, 120 parts of a discharging hole, 130 parts of a waste outlet, 131 parts of a door plate, 140 parts of a limiting rod, 200 parts of a grid, 210 parts of a frame, 220 parts of a grid, 230 parts of a rotating shaft, 300 parts of a turnover mechanism, 310 parts of a traction rope, 320 parts of a fixed pulley, 330 parts of a winch, 340 parts of a portal frame, 400 parts of a portal frame and a conveying belt.

Detailed Description

Embodiments of the present utility model will now be described with reference to the accompanying drawings.

1-3, the movable grate 200 of the hopper 100 includes: hopper 100, grid 200, tilting mechanism 300, hopper 100 is equipped with the pan feeding mouth 110 that supplies conveyer belt 400 to stretch into, and the bottom of hopper 100 is equipped with feed opening 120, be equipped with in the hopper 100 grid 200, grid 200 one side with hopper 100 pin joint, grid 200 with the pan feeding mouth 110 butt joint, grid 200 accept under the discharge end of conveyer belt 400, tilting mechanism 300 with grid 200 butt joint. The material is carried to hopper 100 by conveyer belt 400, conveyer belt 400 stretches into in hopper 100 from pan feeding mouth 110, the discharge end of conveyer belt 400 is located grid 200 top, the material is carried by conveyer belt 400 and is unloaded from the discharge end of conveyer belt 400, another conveyer belt 400 that falls to the below of feed opening 120 from feed opening 120 after passing through hopper 100 is sent to other places, set up grid 200 in hopper 100, on the one hand, fall between the below of feed opening 120 and the below of hopper 100 is big, the material falls into feed opening 120 after passing grid 200 again, grid 200 can cushion the falling rate of material to a certain extent, the below belt is protected, on the other hand, according to the mesh size of material size, impurity size preparation grid 200, normal material can pass grid 200, and grid 200 sieve can select big stone and debris, avoid big stone and debris to scratch the below of hopper 100 belt.

The turning mechanism 300 comprises a traction rope 310, a fixed pulley 320 and a winch 330, wherein the traction rope 310 passes through one end of the fixed pulley 320 to be connected with the winch 330, and the other end is connected with the grille 200. The winch 330 tightens the traction rope 310, the traction rope 310 stretches across the fixed pulley 320 to pull the grille 200 up and turn over, and the grille 200 is turned over in the arrow direction shown in fig. 2, so that large stones and impurities blocked by the grille 200 are dumped from the grille 200, and smoothness of the grille 200 is ensured. The hoist 330 feeds out the traction rope 310, and the grid 200 can be lowered to return to the original position. The hopper 100 is provided with a portal frame 340, and the fixed pulley 320 is arranged on the portal frame 340. The portal frame 340 is arranged on the hopper 100 to install the fixed pulley 320, so that the turnover mechanism 300 is convenient to be additionally arranged on the existing hopper 100. And the portal frame 340 is stable in structure and can bear larger impact force.

The grid 200 includes a frame 210 and a grid 220 mounted on the frame 210, wherein a rotation shaft 230 is disposed on one side of the frame 210, and the rotation shaft 230 is pivoted with the hopper 100. The traction ropes 310 are linked with the frame 210, and the frame 210 reinforces the strength of the grill 200 and prevents the grill 200 from being crushed. In this embodiment, according to the size of the hopper 100, a grid 200 is made of screw steel, and the spacing between the grids 200 is 200mm by 200mm (which can be adjusted appropriately according to the mass in the material).

A limiting rod 140 is arranged in the hopper 100, and the limiting rod 140 is supported below the grid 200. The limiting rod 140 is integrally supported below the grille 200, has a firm structure, can bear large material impact, and prevents the grille 200 from being reversely turned by the material impact. And the stop lever 140 is arranged on the hopper 100, and the stop lever 140 can be inserted into a hole through welding, riveting, screw connection and other modes, or can be perforated on the side wall of the hopper 100, so that the existing hopper 100 can be conveniently additionally arranged.

The grid 200 is higher on one side closer to the inlet 110 than the other side. The inclined grill 200 facilitates the rolling down of the large stones and impurities along the grill 200, and also enables the discharge of a portion of the large stones and impurities without turning over the grill 200. Preferably, the inclination angle of the grill 200 is 30 to 45 °.

The sidewall of the hopper 100 is provided with a waste outlet 130, and the grille 200 is abutted with the waste outlet 130. When the grill 200 is not turned over, since the grill 200 is inclined downward toward the waste outlet side, large stones and foreign substances slide down along the inclined grill 200 and are discharged from the waste outlet 130; if there are large stones and foreign matters not falling off on the grill 200, the hoist 330 is started to pull up the overturning grill 200, and after the grill 200 is overturned, the large stones and foreign matters on the hopper 100 fall from the waste outlet along with the overturning of the grill 200. Hopper 100 also includes a door panel 131, door panel 131 covering waste outlet 130. The door panel 131 can be opened when the large stone block impurities are required to be discharged, the large stone block impurities are discharged from the waste outlet 130, the door panel 131 can be closed when the large stone block impurities are not required to be discharged, the hopper 100 is kept closed, and dust or material is prevented from being scattered. Door panel 131 is pivotally connected to hopper 100. The door panel 131 is conveniently opened and closed.

The utility model has been described in connection with the preferred embodiments, but the utility model is not limited to the embodiments disclosed above, but it is intended to cover various modifications, equivalent combinations according to the essence of the utility model.

Claims (10)

1. A hopper activity grid, characterized by comprising: hopper, grid, tilting mechanism, the hopper is equipped with the pan feeding mouth that supplies conveyor belt to stretch into, and the bottom of hopper is equipped with the feed opening, be equipped with in the hopper the grid, grid one side with the hopper pin joint, the grid with the pan feeding mouth butt joint, the grid accept under conveyor belt's discharge end, tilting mechanism with the grid butt joint.

2. The hopper movable grating according to claim 1, wherein the turnover mechanism comprises a traction rope, a fixed pulley and a winch, wherein the traction rope passes through one end of the fixed pulley to be connected with the winch, and the other end of the traction rope is connected with the grating.

3. The hopper movable grating as recited in claim 2, wherein the hopper is provided with a gantry, and the fixed pulley is disposed on the gantry.

4. The hopper movable grating according to claim 1, wherein the grating comprises a frame and a grid mounted on the frame, a rotating shaft is arranged on one side of the frame, and the rotating shaft is pivoted with the hopper.

5. The hopper movable grating according to claim 1, wherein a limit rod is arranged in the hopper and is supported below the grating.

6. A hopper activity grate as claimed in claim 1 wherein the side wall of the hopper is provided with a waste outlet, the grate being in abutment with the waste outlet.

7. The hopper activity grate of claim 6, wherein the hopper further comprises a door panel, the door panel covering the waste outlet.

8. The hopper activity grate of claim 7, wherein the door panel is pivotally connected to the hopper.

9. A hopper activity grate as claimed in any one of claims 1 to 8 wherein the grate is inclined and one side of the grate adjacent the inlet is higher than the other side.

10. A hopper activity grate as claimed in claim 9 wherein the grate is inclined at an angle of 30 to 45 °.