CN215286587U

CN215286587U - Coal dropping pipe

Info

Publication number: CN215286587U
Application number: CN202023319817.5U
Authority: CN
Inventors: 范铁刚; 王建平; 巴金; 宋丹林
Original assignee: Benxi Thermal Power Branch Of Northeast Electric Power Co Ltd Of State Power Investment Group
Current assignee: Benxi Thermal Power Branch Of Northeast Electric Power Co Ltd Of State Power Investment Group; National Electric Investment Group Northeast Electric Power Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-12-24
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a coal chute, including pipeline body and charge-in pipeline, the pipeline body top is connected with anti-blocking structure, install buffer structure in the pipeline body, the utility model relates to a coal chute technical field, can drive bull stick and first sprocket through the first motor in the anti-blocking structure and rotate, first sprocket can drive second sprocket and lead screw through the chain and rotate, because the restriction of slide rail, the removal seat can only drive the dredging seat and carry out up-and-down linear motion and dredge the coal that blocks up, anti-blocking structure has not only improved the anti-blocking effect of pipeline body, also need staff's manual clearance, laborsaving high efficiency, can not influence the work efficiency of equipment; the impact force that coal caused in the feed pipeline can be offset through spring and guard plate in the buffer structure, thereby prevent that coal from causing the condition emergence that the impact leads to pipeline body to take place to damage to pipeline body inner wall for a long time.

Description

Coal dropping pipe

Technical Field

The utility model relates to a coal breakage pipe technical field specifically is a coal breakage pipe.

Background

The coal dropping pipe is a general name of coal conveying pipelines in industries such as coal, ports, thermal power, coal dumping stations, coal washing plants, coal-fired industrial boilers and the like. The coal dropping pipe generally comprises a coal dropping hopper, a downcomer, a diversion trench and the like. The longer coal dropping pipe also needs to be added with an air lock to reduce the dust. When shunting, parts such as shunting flap gate are also added.

When the coal dropping pipe is used, the pipeline is easy to block, so that the normal dropping of coal is affected, if the coal dropping pipe is blocked, workers are required to manually dredge the coal dropping pipe, the coal dropping pipe is troublesome, time and labor are wasted, the production efficiency is affected, meanwhile, the inner wall of the coal dropping pipe is impacted when the coal drops, the inner wall of the coal dropping pipe is damaged after the coal drops for a long time, and therefore the coal dropping pipe is deeply researched for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal breakage pipe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a coal dropping pipe comprises a pipe body and a feeding pipe, wherein the feeding pipe is fixedly connected with one side of the pipe body, the top of the pipe body is connected with an anti-blocking structure, and a buffer structure is arranged in the pipe body;

the anti-blocking structure comprises a connecting box, a working box, a pair of screw rods, a motor, a rotating rod, a pair of first chain wheels, a second chain wheel, a chain, a pair of sliding rails, a moving seat and a dredging seat;

the connecting box is fixedly connected with the top of the pipeline body, the working box is fixedly arranged at the top outside the connecting box, a pair of lead screw bottoms are movably embedded at the bottom inside the connecting box, the top ends of the lead screws movably penetrate through the top of the connecting box and are movably connected with the top inside the working box, the motor is fixedly arranged at the top outside the working box, the driving end of the motor movably penetrates through the top of the working box, one end of the rotating rod is fixedly connected with the driving end of the motor, the other end of the rotating rod is movably connected with the top outside the connecting box, a pair of first chain wheels are fixedly sleeved outside the lead screws and are positioned in the connecting box, a second chain wheel is fixedly sleeved outside the rotating rod, the chain is movably sleeved on the pair of first chain wheels and the second chain wheels respectively, a pair of slide rails are fixedly arranged at two sides inside the connecting box, and two sides of the moving seat are movably embedded in the pair of slide rails, the dredging seat is in sliding fit with the pair of sliding rails, the moving seat is movably sleeved on the pair of screw rods and is movably connected with the screw rods, and the dredging seat is fixedly arranged at the bottom of the moving seat.

Preferably, the buffer structure comprises a plurality of springs, a protection plate and a limit plate;

a plurality of spring one end and the inboard fixed connection of pipeline body, the guard plate is cylindrical barrel, and its outside and a plurality of spring other end fixed connection, the limiting plate is fixed to be set up in the pipeline body, and it is located the guard plate top.

Preferably, a protection box is fixedly sleeved outside the motor.

Preferably, a pair of lead screw and connecting box pass through bearing swing joint between, the bearing inner ring with a pair of lead screw outside interference fit, fixed connection between bearing outer ring and the connecting box.

Preferably, two ends of the plurality of springs are fixedly connected with a plurality of connecting pieces respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the device has reasonable structure, low cost and convenient use;

1. through preventing that first motor in the stifled structure can drive bull stick and first sprocket and rotate, first sprocket can drive second sprocket and lead screw through the chain and rotate, because the restriction of slide rail, thereby it can only drive the dredging seat and carry out linear motion from top to bottom to dredge the coal that blocks up to block up to remove the seat, prevent stifled structure and not only improved the stifled effect of pipeline body, also need not staff's manual clearance, and is laborsaving high-efficient, can not influence the work efficiency of equipment.

2. The impact force that coal caused in the feed pipeline can be offset through spring and guard plate in the buffer structure, thereby prevent that coal from causing the condition emergence that the impact leads to pipeline body to take place to damage to pipeline body inner wall for a long time.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic front view of the pipe body, the feeding pipe and the buffer structure of the present invention;

fig. 3 is a schematic top view of the first sprocket, the second sprocket and the chain according to the present invention.

In the figure: the device comprises a pipeline body 1, a feeding pipeline 2, a connecting box 3, a working box 4, a lead screw 5, a motor 6, a rotating rod 7, a first chain wheel 8, a second chain wheel 9, a chain 10, a slide rail 11, a moving seat 12, a dredging seat 13, a spring 14, a protection plate 15, a limiting plate 16 and a protection box 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a coal dropping pipe comprises a pipe body 1 and a feeding pipe 2, wherein the feeding pipe 2 is fixedly connected with one side of the pipe body 1, the top of the pipe body 1 is connected with an anti-blocking structure, and a buffer structure is arranged in the pipe body 1; the anti-blocking structure comprises a connecting box 3, a working box 4, a pair of screw rods 5, a motor 6, a rotating rod 7, a pair of first chain wheels 8, a second chain wheel 9, a chain 10, a pair of slide rails 11, a moving seat 12 and a dredging seat 13; the connecting box 3 is fixedly connected with the top of the pipeline body 1, the working box 4 is fixedly arranged at the top outside the connecting box 3, the bottom ends of a pair of lead screws 5 are movably embedded at the bottom inside the connecting box 3, the top ends of a pair of lead screws 5 movably penetrate through the top of the connecting box 3 and are movably connected with the top inside the working box 4, the motor 6 is fixedly arranged at the top outside the working box 4, the driving end of the motor 6 movably penetrates through the top of the working box 4, one end of a rotating rod 7 is fixedly connected with the driving end of the motor 6, the other end of the rotating rod is movably connected with the top outside the connecting box 3, a pair of first chain wheels 8 are fixedly sleeved outside the pair of lead screws 5 and are positioned inside the connecting box 3, a second chain wheel 9 is fixedly sleeved outside the rotating rod 7, chains 10 are respectively movably sleeved on the pair of first chain wheels 8 and the second chain wheels 9, a pair of slide rails 11 are fixedly arranged at two sides inside the connecting box 3, and two sides of the movable seat 12 are movably embedded in the pair of slide rails 11, and it and a pair of slide rail 11 sliding fit, move the seat 12 activity suit in a pair of lead screw 5, and it and lead screw 5 swing joint, dredge the seat 13 and fix in moving the bottom of seat 12.

Specifically, the buffer structure comprises a plurality of springs 14, a protection plate 15 and a limit plate 16;

one ends of the springs 14 are fixedly connected with the inner side of the pipeline body 1, the protection plate 15 is a cylindrical barrel, the outer side of the protection plate is fixedly connected with the other ends of the springs 14, and the limiting plate 16 is fixedly arranged in the pipeline body 1 and is located above the protection plate 15.

Specifically, a protection box 17 is fixedly sleeved outside the motor 6, and the protection box 17 is used for protecting the motor 6.

Specifically, pass through bearing swing joint between a pair of lead screw 5 and the connecting box 3, bearing inner ring and the 5 outside interference fit of a pair of lead screw, fixed connection between bearing outer loop and the connecting box 3.

Specifically, a plurality of connecting pieces are fixedly connected to two ends of the plurality of springs 14 respectively, and the plurality of connecting pieces are used for increasing the friction force between the plurality of springs 14.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.

The working principle is as follows: according to the attached drawings 1-3, coal is fed into a coal dropping pipeline through a feeding pipeline 2, the coal can cause impact force to the inner wall of a pipeline body 1 when falling, the impact force when the coal falls can be offset by a spring 14 and a protection plate 15, when the inner wall of the pipeline body 1 is blocked, a motor 6 is started, the motor 6 can drive a rotating rod 7 and a first chain wheel 8 to rotate, the first chain wheel 8 can drive a chain 10 to rotate, the chain 10 can drive two second chain wheels 9 and a screw 5 to rotate, and due to the limitation of a sliding rail 11, a movable seat 12 can only drive a dredging seat 13 to do up-and-down linear motion, so that the interior of the pipeline body 1 is dredged.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A coal dropping pipe comprises a pipe body (1) and a feeding pipe (2), and is characterized in that the feeding pipe (2) is fixedly connected with one side of the pipe body (1), the top of the pipe body (1) is connected with an anti-blocking structure, and a buffer structure is installed in the pipe body (1);

the anti-blocking structure comprises a connecting box (3), a working box (4), a pair of screw rods (5), a motor (6), a rotating rod (7), a pair of first chain wheels (8), a second chain wheel (9), a chain (10), a pair of sliding rails (11), a moving seat (12) and a dredging seat (13);

the connecting box (3) is fixedly connected with the top of the pipeline body (1), the working box (4) is fixedly arranged at the top outside the connecting box (3), the bottom end of the lead screw (5) is movably embedded at the bottom in the connecting box (3), the top end of the lead screw (5) movably penetrates through the top of the connecting box (3) and is movably connected with the top in the working box (4), the motor (6) is fixedly arranged at the top outside the working box (4), the driving end of the motor movably penetrates through the top of the working box (4), one end of the rotating rod (7) is fixedly connected with the driving end of the motor (6), the other end of the rotating rod is movably connected with the top outside the connecting box (3), the first chain wheel (8) is fixedly sleeved on the outer side of the lead screw (5) and is positioned in the connecting box (3), and the second chain wheel (9) is fixedly sleeved on the outer side of the rotating rod (7), the chain (10) is respectively and movably sleeved on the first chain wheel (8) and the second chain wheel (9), the slide rails (11) are fixedly arranged on two sides in the connecting box (3), two sides of the moving seat (12) are movably embedded in the slide rails (11) and are in sliding fit with the slide rails (11), the moving seat (12) is movably sleeved on the lead screw (5) and is movably connected with the lead screw (5), and the dredging seat (13) is fixedly arranged at the bottom of the moving seat (12).

2. The coal drop pipe of claim 1, wherein the buffer structure comprises a plurality of springs (14), a protection plate (15) and a limit plate (16);

a plurality of spring (14) one end and the inboard fixed connection of pipeline body (1), guard plate (15) are cylindrical barrel, and its outside and a plurality of spring (14) other end fixed connection, limiting plate (16) are fixed to be set up in pipeline body (1), and it is located guard plate (15) top.

3. The coal dropping pipe according to claim 1, characterized in that a protective box (17) is fixedly sleeved outside the motor (6).

4. The coal dropping pipe according to claim 1, wherein the pair of lead screws (5) are movably connected with the connecting box (3) through bearings, inner rings of the bearings are in interference fit with the outer sides of the pair of lead screws (5), and outer rings of the bearings are fixedly connected with the connecting box (3).

5. The coal dropping pipe according to claim 2, wherein a plurality of connecting pieces are fixedly connected to both ends of a plurality of the springs (14), respectively.