CN112340482A

CN112340482A - Traction type front-back bidirectional chute device for bulk materials

Info

Publication number: CN112340482A
Application number: CN202011281517.4A
Authority: CN
Inventors: 李敬兆; 刘泽朝; 欧阳其春; 王冀宁; 王继伟; 陆正兴
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-02-09

Abstract

The invention relates to a traction type front and back bidirectional chute device for bulk materials, which mainly comprises a main body buffer bin, a movable outer chute, a fixed inner chute and the like, wherein when a rubber belt conveyor conveys the materials to the main body buffer bin, the materials can be prevented from being thrown through a material baffle plate, a discharging outlet of the materials is determined by controlling a hydraulic push rod to push a turning plate to rotate, and the turning plate is tightly occluded with the side wall of the buffer bin by adopting a wedge-shaped iron block, so that the stability of the turning plate is improved; when the material reaches the upper port of the movable outer chute, the position and the angle of the movable outer chute are changed by controlling the traction motor to lift the steel wire rope, so that the discharge port is positioned at the optimal position. The device has effectively reduced the raise dust in the material loading, has shed and revealed the problem to through outer chute of activity and fixed inner chute etc. improved the efficiency of material loading, solved the train waiting problem when loading, realized the even loading of material, avoided the unbalance loading and the concentrated phenomenon of loading.

Description

Traction type front-back bidirectional chute device for bulk materials

Technical Field

The invention relates to the field of bulk material loading in the railway transportation industry, in particular to a traction type front-back bidirectional chute device for bulk materials.

Background

Bulk materials occupy an important position in national economic development, particularly an important link for realizing economic value in railway transportation, and the bulk materials are always highly valued by material production and use units and Chinese railway general companies in the railway transportation aspect. Therefore, a more efficient, reliable and balanced loading device is needed, and the device has important significance for improving the industry development.

When a common unidirectional swinging chute is adopted for loading materials in a train, due to the fact that a certain gap exists between carriages, the train can be loaded only when the train runs below the chute or the chute turns to the position above the carriage to be loaded, loading efficiency and uniformity are seriously affected, and the problems of unbalanced loading and weight concentration can occur when the carriage loads the materials; when a train runs at a high speed or passes through a curve, the axle is easy to damage, materials are easily thrown, the running safety of the train and the rear vehicle is seriously threatened, and great potential safety hazards are caused. If adopt two-way movable chute, need realize the linkage of train and chute, otherwise lead to the material to load outside the carriage easily, can't realize accurate loading. In the loading process, because the granularity of bulk materials is very fine, when the materials are transported to the buffer bin by the rubber belt conveyor, raised dust can be generated due to the fact that no baffle is installed. The movable shaft is usually arranged at the joint of the two-way chute, the movable shaft is not sealed, so that the leakage phenomenon of bulk materials is easily caused, the environment is polluted, and the front chute and the rear chute are semi-closed, so that the problems of dust raising and leakage of the bulk materials are also easily caused.

Disclosure of Invention

The invention aims to provide a traction type front and rear bidirectional chute device which can realize balanced loading of bulk materials, can realize clean loading and solves the problem of unbalanced loading of bulk materials in a carriage.

In order to solve the technical problems and realize the functions, the invention adopts the following technical scheme for realizing the purposes: a traction type front and back bidirectional chute device for bulk materials comprises a main body buffer bin, a fixed inner chute and a movable outer chute, wherein the main body buffer bin is erected on a framework; the front and rear movable chutes are symmetrically arranged, and the upper ports of the front and rear movable chutes are respectively connected with the front and rear fixed inner chutes corresponding to the front and rear movable chutes; the main body buffer bin is positioned in the middle of the front fixed inner chute and the rear fixed inner chute, and the lower part of the main body buffer bin is directly connected with the front fixed inner chute and the rear fixed inner chute; the lower end openings of the front and rear movable outer chutes are respectively connected with corresponding rotating motors through corresponding traction ropes, so that the rotating angle of the discharge opening can be conveniently and flexibly controlled. The main body buffer bin is internally provided with a movable turnover plate, the bottom end of the main body buffer bin is positioned in the middle of a triangle formed by the main body buffer bin and the front and rear fixed inner chutes, and the bottom of the main body buffer bin can rotate, so that the discharging outlet can be conveniently and flexibly controlled; and hydraulic push rods are arranged on two sides of the middle part of the main body buffer bin and are used for controlling the rotation of the plate turning. A bulk material baffle is fixed on the upper part of the main body buffer bin.

Preferably, the movable outer chute is divided into a front part and a rear part, and the connecting part of the movable outer chute and the front fixed inner chute is connected through a rotating shaft, so that the angle adjustment of the front movable outer chute and the rear movable outer chute is facilitated, and the uniformity of loading materials is facilitated.

Preferably, the fixed inner chute is directly welded with the main body buffer bin, has good tightness, and is connected with the movable outer chute through a rotating shaft, so that the fixed inner chute has good flexibility.

Preferably, the lower end of the front and rear movable outer chute is welded with a round hole connected with the traction rope at the port, so that the traction motor can drive the chute to rotate by lifting the traction steel wire rope up and down, the most suitable loading angle can be found, and the loading efficiency can be improved.

Preferably, the intersection part of the main body buffer bin and the fixed inner chute is welded and sealed by a steel plate, so that leakage of bulk materials is avoided, and the vertical steel plate is welded below the intersection part so as to avoid collision of the chute during angle adjustment.

Preferably, the bulk material baffle is fixed on the upper part of the main body buffer bin and is directly and vertically welded on the main body steel frame, so that the bulk material baffle can be made of a recovery steel plate, and the problem of material throwing of the rubber belt conveyor for conveying materials to the buffer bin is solved.

Preferably, the main part surge bin inside contains the activity and turns over the board, by thick system steel sheet preparation, its turns over the board lower part and is connected with the pivot, can rotate in a flexible way, turns over board upper portion and caves in to the centre by both sides, has outstanding iron plate in the welding of the both sides middle part of main part surge bin, can with turn over board one side interlock, can improve and turn over reliability and the steadiness of board when unloading.

As preferred, hydraulic push rod has been placed to main part surge bin middle part both sides, leaves the hole that is bigger than the push rod size a little in the surge bin both sides, turns over the board rotation through hydraulic push rod promotion, and the discharge gate that can nimble control material realizes accurate even loading.

Compared with the prior art, the invention has the beneficial effects that: the fixed inner chute upper end and the main body buffer bin of the device are directly welded to form a good seal, leakage of materials is avoided, the lower end of the fixed inner chute is connected with the connecting portion of the movable outer chute through the rotating shaft, the chute can be conveniently pulled by the traction motor, the loading angle can be conveniently adjusted in a rotating mode, the loading uniformity is achieved, and unbalance loading and concentration are avoided. The position welding that intersects of main part surge bin and fixed inner chute has the rotation axis of turning over the board, and the promotion that hydraulic rod can relax turns over the board and rotates, has realized the nimble conversion of discharge opening to turn over the board and adopted the interlock design, the steadiness is high, has improved loading efficiency greatly. The movable outer chute adopts a totally-enclosed design to avoid the problem of dust raising. The upper portion of main part surge bin installs the baffle, also can solve the material to a certain extent and shed the problem. It will thus be seen that the present invention provides significant advantages over the prior art, and the intentional effects of its implementation are readily apparent.

Drawings

FIG. 1 is a schematic diagram of the general structure of the present invention;

FIG. 2 is a perspective view of the movable outer chute of the present invention;

FIG. 3 is a top plan view of the chute axis of rotation of the present invention;

FIG. 4 is a schematic view of the flap of the present invention;

FIG. 5 is a top plan view of the bulk material damper of the present invention;

Detailed Description

The invention is further illustrated by the following specific examples.

As shown in fig. 1, the general structure of a traction type front and back bidirectional chute device for bulk materials is schematically shown, and comprises a belt conveyor 1; 2. a front traction motor; 3. a front traction drum; 4. a material baffle; 5. a wedge-shaped iron block; 6. a rear hydraulic cylinder; 7. a front hydraulic push rod; 8. a rear traction motor; 9. a rear traction drum; 10. Front fixing an inner chute; 11. then fixing an inner chute; 12. a front traction wire rope; 13. a front traction wheel slip hook; 14. a front movable outer chute; 15. a rear movable outer chute; 16. a turning plate rotating shaft; 17. a chute collision prevention baffle plate; 18. a rear traction wire rope; 19. a rear traction wheel slip hook; 20. turning over the baffle; 21. a rear hydraulic push rod; 22. a front hydraulic cylinder; 23. a main body buffer bin; 24. a front chute shaft; 25. a rear chute rotating shaft.

The bulk materials are firstly transported to the main body buffer bin 23 by the belt conveyor 1, and the material baffle plate 4 can block the throwing of the materials at the moment. If the front carriage of the train is loaded with materials, the front hydraulic push rod 7 is started through the front hydraulic oil cylinder 22 to enable the overturning baffle 20 to rotate around the overturning rotating shaft 16 in the backward direction until the overturning baffle 20 is completely meshed with the wedge-shaped iron block 5. When bulk materials are ready to be unloaded along the front fixed inner chute 10, the front traction motor 2 drives the front traction rotary drum 3 to rotate, so that the front traction steel wire rope 12 is lifted and changed, the front traction pulley hook 13 pulls the front movable outer chute 14 to rotate around the front chute rotating shaft 24, the chute angle is adjusted, the discharge opening is located at the most appropriate position, and uniform loading is realized.

As shown in fig. 2, the movable outer chute is a perspective view, comprising 26, a movable outer chute rotating shaft; 27. the upper end of the feed inlet of the movable outer chute; 28. a movable outer chute body; 29. 30, a traction hook ring is arranged at the upper end of the discharge hole of the movable outer chute; 31 to pull the steel frame. The upper end 27 of the feeding hole of the movable outer chute is designed to be unsealed, so that the front movable outer chute 14 and the rear movable outer chute 15 have large rotation angles during discharging, and the chutes can conveniently adjust the discharging; the movable outer chute main body 28 adopts an iron sheet to carry out a totally-enclosed design, so that raised dust and material leakage caused during unloading are avoided; the upper end 29 of the discharge hole of the movable outer chute is also designed to be unsealed, so that the discharging speed is accelerated; the traction hook ring 30 facilitates the front traction pulley hook 13 and the rear traction pulley hook 19 to hook the ring. The traction steel frame 31 mainly plays a role in supporting a circular ring, and the material discharge amount can be accelerated by heightening the height.

As shown in fig. 3, the chute rotating shaft top view comprises a rotating shaft steel sleeve 32; 33. the rotating shaft is fixed with a screw button. The rotating shaft steel sleeve 32 is convenient for the flexible rotation of the movable outer chute, and the rotating shaft fixing screw button 33 enables the fixed inner chute and the movable outer chute to be tightly fixed without loosening.

As shown in fig. 4, the turning plate is a schematic diagram and comprises a turning plate top end 34; 35. turning plate grooves; 36 a flap body; the top end 34 of the turning plate adopts an arc design, so that materials can be prevented from being accumulated at the top end in the unloading process; the turning plate groove 35 can be tightly occluded with the wedge-shaped iron block 5, so that the stability of the turning plate is improved; the flap body 36 is made of heavy steel plate and can bear the weight of the stacked materials.

As shown in fig. 5, the bulk material damper top view includes 37, a top damper cover; 38. the baffle is wear resistant. The top baffle cover 37 can prevent dust caused by materials to a certain extent; the baffle wear strips 38 increase the useful life of the baffle, making the baffle less abrasive.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a two-way chute device around towed for bulk material which characterized in that: the movable outer chute is divided into a front part and a rear part, the upper and lower ports of the front and rear movable outer chutes are both parallelogram-shaped, the front and rear movable outer chutes are symmetrically arranged, the upper ports of the front and rear movable chutes are respectively connected with the front and rear fixed inner chutes corresponding to the upper ports, the main body buffer bin is positioned in the middle of the front and rear fixed inner chutes, and the lower part of the main body buffer bin is directly connected with the front and rear fixed inner chutes; the lower end ports of the front and rear movable outer chutes are respectively connected with corresponding rotating motors through corresponding traction ropes, so that the rotating angle of the discharge port can be conveniently and flexibly controlled, the movable turnover plate is arranged in the main body buffer bin, the bottom end of the main body buffer bin is positioned in the middle of a triangle formed by the main body buffer bin and the front and rear fixed inner chutes, the bottom of the main body buffer bin can rotate, a discharge outlet can be conveniently and flexibly selected, and hydraulic push rods are arranged on two sides of the middle of the main body buffer bin and used for pushing the turnover plate to turn over; bulk material baffle plates are fixed on the right side of the top end of the main body buffer bin, so that materials can be prevented from being thrown.

2. A pull-type tandem chute apparatus for bulk material as claimed in claim 1 wherein: the upper port position of the front and back movable outer chute is connected through the rotating shaft, so that the angle adjustment of the front and back movable outer chute is facilitated, the lower port of the front and back movable outer chute is connected with the traction steel wire rope at the outlet, the traction motor is convenient to drive the chute to rotate by lifting the traction steel wire rope up and down, and the loading efficiency is improved.

3. A pull-type tandem chute apparatus for bulk material as claimed in claim 1 wherein: fixed inner chute is in the same place through steel sheet beading with the main part surge bin is direct, has fine seal, is connected through the rotation axis with the outer chute of activity, has ensured the rotation flexibility of the outer chute of activity.