WO2022089252A1

WO2022089252A1 - Rectangular material storehouse for multi-channel feeding, full-plane discharging, and folding type scraping

Info

Publication number: WO2022089252A1
Application number: PCT/CN2021/124694
Authority: WO
Inventors: 陈鹏; 付秀芳; 杨文�; 陈伟
Original assignee: 中冶南方工程技术有限公司
Priority date: 2020-10-27
Filing date: 2021-10-19
Publication date: 2022-05-05
Also published as: WO2022088475A1; CN112340487A

Abstract

Disclosed is a rectangular material storehouse for multi-channel feeding, full-plane discharging, and folding type scraping. Feeding devices are in one-to-one correspondence with the number of columns of bins. The feeding device comprises a feeding belt conveyor, a discharging vehicle, a feeding walking cart and a reversible bin allocation belt conveyor, wherein the discharging vehicle can take materials from the feeding belt conveyor, and the reversible bin allocation belt conveyor can receive incoming materials from a chute of the discharging vehicle. Scraping devices are in one-to-one correspondence with the number of columns of the bins. The scraping device comprises a scraping walking cart which spans and matches scraping rails on two sides of the bins, wherein the scraping rails are longitudinal and have the same length as a storehouse body in a longitudinal direction; a rotating platform is arranged below the middle of the scraping walking cart; an arm seat is arranged at a transmission tail end of a lower part of the rotating platform, the arm seat is hinged to a boom, a jib and a scraping bucket in sequence, and when the boom, the jib and the scraping bucket are unfolded, the scraping bucket can scrape a side wall of a bin; and the boom, the jib and the scraping bucket can smoothly cross partition walls between adjacent bins in the same column along with the scraping walking cart when the boom, the jib and the scraping bucket are folded. The present invention can feed and discharge materials in a full plane and avoid stacking corners.

Description

Rectangular magazine with multi-channel feeding and full-plane discharge folding scraper

technical field

The invention belongs to the technical field of raw material storage, and in particular relates to a rectangular material warehouse with a multi-channel feeding and full plane discharging and folding scraping type.

Background technique

The raw material yard is specially used to deal with the needs of various users of iron and steel enterprises including iron making, sintering, pelletizing, coking and other users for raw materials. The raw material varieties include iron powder, iron ore, iron ore powder, limestone, dolomite, silica , fluorite, coking coal, injection coal, sintered anthracite, ground pellets, ground sintering and other raw fuels, its function is to store, batch, and store various raw materials transported in various ways according to a certain organizational method. Transportation to meet the needs of various users, to solve the production and transportation imbalance between iron and steel enterprises and mines, to ensure continuous and orderly production of iron and steel enterprises, and to granulate and mix materials to provide users with qualified mixing materials .

At present, the raw material yard includes closed grab crane yard, open-air stacker and reclaimer yard, semi-gantry yard, full-gantry peak yard, circular yard, silo yard, etc. The closed grab crane material yard is not limited by the material accumulation angle, and the amount of material per unit area is relatively large, but its operation mode is intermittent operation, the level of automation and mechanization is low, and the production capacity is small, which is not suitable for large and medium-sized material yards. . Other raw material yards have different shortcomings due to the limitations of equipment, environmental protection requirements, land occupation requirements, material accumulation angle and stack height.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a rectangular material silo with multi-channel feeding and full-plane unloading folding scraper, which can feed and discharge in full plane, can avoid the accumulation angle, improve the reserves of the raw material field, and has a simple structure and occupies less space. Small space, convenient operation and energy saving.

The technical scheme adopted in the present invention is:

A rectangular silo with multi-channel feeding, full-plane discharge, folding scraping, including a rectangular silo, the lower part of the silo is divided into a plurality of siloes arranged in a matrix, all siloes are common at the top of the silo, and inside the silo. The top is provided with a feeding device and a scraping device, and the bottom is provided with a discharging device, and the scraping device is lower than the feeding device; Belt conveyors, unloading carts fitted longitudinally and across the unloader tracks on both sides of the feeding belt conveyor, transverse and across the feeding carts fitted on the feed tracks on both sides of the silo, lateral and The reversible silo belt conveyor is located on the silo track along the feeding cart. The unloader can take material from the feeding belt conveyor. The reversible silo belt can receive the incoming material from the chute of the unloader, and the feeding belt The machine, the unloader track and the feed track are longitudinally long with the silo body; the scraping device corresponds to the number of silo columns, including the scraping walking cart that straddles the scraping tracks on both sides of the silo. The scraping track is longitudinal and is long with the longitudinal direction of the warehouse body. A rotary table is arranged under the middle of the scraping walking cart. The transmission end of the lower part of the rotary table is provided with an arm seat. The arm seat is hinged with the big arm, the small arm and the scraper in turn. Hydraulic cylinders are respectively connected between the seat and the boom, between the boom and the forearm, and between the forearm and the scraper. The boom, forearm and scraper can be unfolded, folded and scraped under the drive of the hydraulic cylinder. When the boom, the forearm and the scraper are unfolded, the scraper can scrape the side wall of the silo, and when the boom, the forearm and the scraper are folded, they can travel with the scraping cart to smoothly cross the gap between the adjacent silos in the same row. Partition wall; The discharge device includes a gate at the discharge port on the bottom of the silo and a discharge belt conveyor below the gate, and the discharge belt conveyor corresponds to the number of rows of the silo and extends longitudinally with the silo body.

Further, the main body of the scraper is a bucket-shaped slot, the back of the bucket-shaped slot faces the side wall of the silo, and the front end of the bucket-shaped slot extends outward to form a protruding scraper.

Further, when the big arm, the small arm and the scraping bucket are opened, the scraping bucket can scrape the bottom surface of the silo, and the discharge port on the bottom surface of the silo is located in the middle of the silo.

Further, the middle of the scraping walking cart is arched and the two sides are downward.

Further, a vibrating hopper is also provided at the discharge port, and the vibrating hopper is located between the gate and the discharging belt conveyor.

Further, the rails of the unloading car are installed on both sides of the top of the frame of the feeding belt conveyor, the chute of the unloading car bifurcates downward in a herringbone shape, and the chute of the herringbone straddles the feeding belt conveyor.

Further, the feeding belt conveyor and the unloading truck are installed on the beam of the ceiling of the warehouse body, the feeding track and the scraping track are respectively installed on the supports of the longitudinal wall of the warehouse body, and the discharging belt conveyor is located in the pit.

The beneficial effects of the present invention are:

The feeding device solves the limitation of the limited width of the horizontal unloading of the unloading truck, and can unload the raw materials conveyed by the feeding belt conveyor into the raw material warehouse in a full plane. The structure is simple and the space is small. Homogenized stacking method, which can be used as a primary material field or a mixing material field to achieve normalization; the scraping device is located below the feeding device, does not affect the feeding operation of the feeding device, and can cross the Therefore, the top scraping operation can be performed on multiple silos in a row. The scraping device can scrape the top of the raw material, avoid the accumulation angle, and increase the storage of the raw material field, and the scraping method is adopted. , the raw materials do not need to be lifted again after feeding, the operation is convenient, and the energy is saved. The scraping device has a simple structure and small installation space, especially the vertical installation space is small and occupies a small space; the discharging device realizes the full-plane discharging of the raw materials. .

Description of drawings

FIG. 1 is a schematic cross-sectional view of a rectangular material storehouse with a multi-channel feeding full-plane discharging folding scraper according to an embodiment of the present invention.

In the picture: 11-ceiling; 12-side retaining wall; 13-middle retaining wall; 14-partition wall; 15-discharge port; 16-pit; 17-support; 21-feeding belt conveyor; Material car track; 23-unloading car; 24-feeding track; 25-feeding walking cart; 26-distribution track; 27-reversible distribution belt conveyor; 28-chute; 31-scraping track; 32- Scraper walking cart; 33-rotary table; 34-arm seat; 35-scraper; 36-scraper; 37-hydraulic cylinder; 38a-boom; 38b-arm; 41-gate; 42-vibration hopper; 43- Discharge belt conveyor.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and embodiments.

As shown in Figures 1 and 2, the rectangular silo with multi-channel feeding and full-plane discharge and folding scraper includes a rectangular silo body. The lower part of the silo body is divided into several siloes arranged in a matrix. The top of the body is common, the top of the warehouse is equipped with a feeding device and a scraping device, and the bottom is equipped with a discharging device, and the scraping device is lower than the feeding device; The feeding belt conveyor 21 above the middle of the silo, the unloading car 23 longitudinally and spanning the unloading car tracks 22 on both sides of the feeding belt conveyor 21, and the lateral and spanning feeding tracks on both sides of the silo. The feeding traveling cart 25 on the 24, the reversible binning belt conveyor 27 laterally and arranged on the binning track 26 along the feeding traveling cart 25, the unloading car 23 can take material from the feeding belt conveyor 21, The reversible silo belt conveyor 27 can receive the incoming material from the chute 28 of the unloading car 23, the feeding belt conveyor 21, the unloading car track 22 and the feeding track 24 are longitudinally connected to the silo body; One-to-one correspondence, including a scraper traveling cart 32 that fits across the scraping tracks 31 on both sides of the silo. The scraping track 31 is longitudinal and is longitudinally long with the silo. The scraper traveling cart 32 is provided with a Rotary table 33, the transmission end of the lower part of the rotary table 33 is provided with an arm seat 34, the arm seat 34 is hinged with the big arm 38a, the small arm 38b and the scraper 35 in turn, between the arm seat 34 and the big arm 38a, the big arm 38a and the small arm 38a. Hydraulic cylinders 37 are respectively connected between the arms 38b and between the small arms 38b and the scraper 35. Under the driving of the hydraulic cylinders 37, the large arm 38a, the small arm 38b and the scraper 35 can be unfolded, folded, and completed the scraping action. When the arm 38a, the small arm 38b and the scraper 35 are unfolded, the scraper 35 can scrape the side wall of the silo, and when the big arm 38a, the small arm 38b and the scraper 35 are folded, they can smoothly cross the phase of the same row with the scraper traveling cart 32. The partition wall 14 between the adjacent silos; the discharge device includes a gate 41 at the discharge port 15 on the bottom surface of the silo and a discharge belt conveyor 43 located below the gate 41, and the discharge belt conveyor 43 and the silo column number one by one Corresponding to and extending longitudinally with the library body.

When feeding, the feeding belt conveyor 21 feeds the material, the unloading truck 23 and the feeding walking cart 25 move longitudinally, the unloading truck 23 takes the material from the feeding belt conveyor 21, and the reversible bin belt conveyor 27 receives the unloading truck For the incoming material of 23, the reversible silo belt conveyor 27 moves laterally and discharges the material evenly in the forward and reverse directions. The raw material falls into the silo and is scraped by the scraping mechanism. When the material is discharged, the gate 41 is opened, and the scraping mechanism cooperates to scrape the raw material. The discharge port 16 is finally sent out through the discharge belt conveyor 43 . In the present invention, the feeding device solves the limitation of the limited width of the horizontal unloading of the unloading truck 23, and can unload the raw materials conveyed by the feeding belt conveyor 21 into the raw material warehouse in a full plane. The structure is simple, the occupied space is small, and the Homogeneous stacking method can be realized when the material warehouse is fed, so that it can be used as a primary material field or a mixing material field to achieve normalization; the scraping device is located below the feeding device, which does not affect the feeding device. The feeding operation can cross the partition wall 14, so the top scraping operation can be performed on multiple silos in a row. The scraping device can scrape the top of the raw material, avoid the accumulation angle, and improve the storage of the raw material field. Moreover, the scraping method is adopted, and the raw materials do not need to be lifted again after feeding, which is convenient to operate and saves energy. The scraping device has a simple structure and small installation space, especially the vertical installation space is small and occupies a small space; the discharge device Realize the full plane discharge of raw materials.

As shown in FIG. 1 , in this embodiment, the main body of the scraper 35 is a bucket-shaped groove, the back of the bucket-shaped groove faces the side wall of the silo, and the front end of the bucket-shaped groove extends outward to form a protruding scraper 36, which is convenient for feeding materials. The side wall of the silo is scraped, while avoiding scratching the side wall of the silo.

As shown in FIG. 1 , in this embodiment, when the boom 38a, the small arm 38b and the scraper 35 are unfolded, the scraper 35 can scrape the bottom surface of the silo, and the discharge port 16 on the bottom surface of the silo is located in the middle of the silo. The feeding device can scrape the raw material remaining at the bottom to the discharge port 16, so as to realize the discharging without dead angle.

As shown in FIG. 1 , in this embodiment, the scraper traveling cart 32 is arched in the middle and both sides are downward, which not only increases the installation height of the scraper arm, but also distributes the force to both sides.

As shown in FIG. 1 , in this embodiment, a vibrating hopper 42 is also provided at the discharge port 15 . The vibrating hopper 42 is located between the gate 41 and the discharging belt conveyor 43 . The vibrating hopper 42 can make the discharge smooth and not blocked.

As shown in FIG. 1 , in this embodiment, the unloader rails 22 are installed on both sides of the top of the frame of the feeding belt conveyor 21 , the chute 28 of the unloader 23 is bifurcated downward in a herringbone shape, and the chute 28 in the chevron shape Across the feed belt conveyor 21 .

As shown in FIG. 1 , in this embodiment, the feeding belt conveyor 21 and the unloading truck 23 are installed on the beams of the ceiling 11 of the warehouse body, and the feeding rails 24 and the scraping rails 26 are respectively installed on the longitudinal walls of the warehouse body. On the support 17, the discharge belt conveyor 43 is located in the pit 16, and the existing structure is used to install various equipments, which saves space and cost.

In this embodiment, the silo body has two rows of silos side by side, the two rows of silos are separated by a middle retaining wall 13, the adjacent silos in the same row are separated by a partition wall 14, and the outer sides of the two rows of silos are separated by a partition wall 14. The side retaining walls 12 are closed, the front and rear ends of the two-row silos are closed with end walls, and the top surface of the silo is closed with a ceiling 11 . The actual number of columns can be adjusted according to the specific situation, and it is not limited to two columns. Of course, if the site limitation is relatively large, only one column of silos can be used.

It should be understood that, for those skilled in the art, improvements or changes can be made according to the above description, and all these improvements and changes should fall within the protection scope of the appended claims of the present invention.

Claims

The utility model relates to a rectangular silo with multi-channel feeding and full-plane unloading and folding scraping. In common, there are feeding devices and scraping devices at the top of the silo, and a discharging device at the bottom, and the scraping device is lower than the feeding device; The upper feeding belt conveyor, the unloading car longitudinally and across the unloading car tracks fitted on both sides of the feeding belt conveyor, and the horizontal and transverse feeding rails fitted on the two sides of the silo The reversible silo belt conveyor is horizontally arranged on the silo track along the feeding trolley. The unloading car can take material from the feeding belt conveyor, and the reversible silo belt conveyor can receive the incoming material from the chute of the unloading car. , the feeding belt conveyor, the unloading car track and the feeding track are longitudinally long with the silo body; the scraping device corresponds to the number of silo columns, including scraping materials that span across the scraping tracks on both sides of the silo The walking cart, the scraping track is longitudinal and the longitudinal length of the warehouse body, a rotary table is arranged under the middle of the scraping walking cart, and the transmission end of the lower part of the rotary table is provided with an arm seat. The bucket is hinged. Hydraulic cylinders are respectively connected between the arm seat and the boom, between the boom and the forearm, and between the forearm and the scraper. The boom, forearm and scraper can be unfolded and folded under the drive of the hydraulic cylinder. 、Complete the scraping action, when the boom, forearm and scraper are unfolded, the scraper can scrape the side wall of the silo, and when the boom, forearm and scraper are folded, the cart can smoothly cross the adjacent adjacent in the same row with the scraper. The partition wall between the bins; the discharge device includes a gate at the discharge port on the bottom of the bin and a discharge belt conveyor located below the gate. long.
The rectangular silo with multi-channel feeding and full-plane unloading folding scraper according to claim 1, characterized in that: the main body of the scraper is a bucket-shaped groove, the back of the bucket-shaped groove faces the side wall of the silo, and the bucket-shaped The front end of the groove protrudes to form a protruding scraper.
The rectangular silo with multi-channel feeding and full-plane discharging folding scraper according to claim 1, characterized in that: when the big arm, the small arm and the scraper are unfolded, the scraper can scrape the bottom surface of the silo, and the bottom surface of the silo can be scraped off. The discharge port is located in the middle of the silo.
The rectangular silo with multi-channel feeding and full-plane discharging folding scraper according to claim 1 is characterized in that: the middle of the scraper walking cart is arched and the two sides are downward.
The rectangular material silo with multi-channel feeding and full-plane discharging folding scraper according to claim 1 is characterized in that: a vibrating hopper is also arranged at the discharge port, and the vibrating hopper is located between the gate and the discharging belt conveyor.
The rectangular silo with multi-channel feeding and full-plane unloading folding scraper according to claim 1, characterized in that: the rails of the unloading car are installed on both sides of the top of the frame of the feeding belt conveyor, and the chute of the unloading car is The downward bifurcation is herringbone, and the herringbone chute straddles the feed belt conveyor.
The rectangular material warehouse with multi-channel feeding and full-plane unloading folding scraper according to claim 1 is characterized in that: the feeding belt conveyor and the unloading car are installed on the beam of the ceiling of the warehouse body, the feeding track and the scraper The material rails are respectively installed on the supports of the longitudinal wall of the warehouse body, and the discharge belt conveyor is located in the pit.