CN214242232U

CN214242232U - All-round coal scuttle rapping device

Info

Publication number: CN214242232U
Application number: CN202022960438.8U
Authority: CN
Inventors: 王飞; 李琪; 李亨的; 费雄军; 冯罗澍; 周靖松; 徐帅玺; 轩俭勇; 罗辇; 余旻
Original assignee: China Energy Engineering Group Zhejiang Eleteric Power Design Institute Co ltd
Current assignee: China Energy Engineering Group Zhejiang Eleteric Power Design Institute Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-09-21
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses an all-round coal scuttle rapping device, including the coal scuttle and set up on the coal scuttle in order to be used for striking the long-pending coal in the coal scuttle and make the rapping device body that the coal cinder falls, the rapping device body mainly includes annular walking track and rapping hammer, annular walking track sets up the neck position at the coal scuttle and is used for planning the walking route of rapping hammer, rapping hammer sets up on annular walking track through the walking motor and can move along this annular walking track under the drive of walking motor in order to strike different positions of coal scuttle, be provided with the ring that shakes that the knocking position of round and rapping hammer corresponds on the outer wall of coal scuttle, rapping hammer is used for strengthening the rigidity of coal scuttle, and the protection coal scuttle can not take place to damage because of rapping many times; the vibration ring is an annular protective belt arranged at the knocked part of the coal hopper, and the annular protective belt is fixedly arranged on the outer wall of the coal hopper through a plurality of uniformly arranged connecting strips.

Description

All-round coal scuttle rapping device

Technical Field

The utility model relates to a coal fired power plant designs technical field, concretely relates to all-round coal scuttle rapping device.

Background

In coal-fired power plants, coal hoppers are a common coal storage facility. Coal hoppers are arranged in a coal conveying system of a thermal power plant and a fuel system of a boiler, the coal is dense and heavy due to the characteristics of the coal, and the coal is frequently blocked at the lower outlet of the coal hopper after being wetted in rainy days due to external reasons in the transportation process. After the coal scuttle of early power plant takes place to block up, need artifical instrument of adopting to strike out the coal mouth, the coal cinder that will harden strikes the pine, the coal cinder whereabouts of being convenient for, waste time and energy, power plant adopts air cannon or air hammer to strike the coal scuttle afterwards, replace manual work, nevertheless there is certain not enough, need install a plurality of air cannons or shake the hammer on the coal scuttle usually, shake to the position of difference and shake and dredge, can also cause great damage to the coal scuttle when the power consumption is great, influence the life of coal scuttle.

Disclosure of Invention

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a simple structure, shake and shake effectual and can alleviate the all-round coal scuttle rapping device of power plant operation maintainer's work load.

The utility model aims at accomplishing through following technical scheme, an all-round coal scuttle rapping device, including the coal scuttle and set up on the coal scuttle in order to be used for striking the rapping device body that the long-pending coal in the coal scuttle made the coal cinder whereabouts, the rapping device body mainly includes annular walking track and the hammer that shakes, annular walking track sets up the neck position at the coal scuttle and is used for planning the walking route of the hammer that shakes, shake the hammer through the walking motor setting on annular walking track and can be followed this annular walking track removal under the drive of walking motor and strike with the different positions to the coal scuttle, be provided with the round on the outer wall of coal scuttle with shake the ring of shaking that the position that strikes of hammer corresponds, shake the hammer and be used for strengthening the rigidity of coal scuttle, the protection coal scuttle can not take place to damage because of shaking many times.

Furthermore, the vibration ring is an annular protective belt arranged at the knocked part of the coal hopper, and the annular protective belt is fixedly arranged on the outer wall of the coal hopper through a plurality of uniformly arranged connecting strips.

Furthermore, the annular walking track comprises a cross beam horizontally arranged on the outer wall of the neck of the coal hopper and an I-shaped steel vertically arranged at the outer end part of the cross beam, and the walking motor is arranged at the bottom of the I-shaped steel through a guide wheel and drives the vibrating hammer to move along the I-shaped steel.

Furthermore, the rapping hammer adopts compressed air as a rapping force source, and the moving speed of the rapping hammer along the annular traveling track is 5-10 m/min.

Furthermore, the control system is used for controlling the knocking frequency of the rapping hammer and the rotating speed of the traveling motor.

The utility model has the advantages of: the utility model discloses simple structure will shake and beat the hammer setting on annular walking track, can all-round (360 degrees) shake the coal scuttle under the drive of walking motor, shake the position and shake and beat frequency adjustable, effectively improved mediation efficiency, simplified former system of shaking, reduced the equipment investment, can obtain when better shaking the effect can reduce power plant equipment cost again, still alleviateed power plant operation maintainer's work load simultaneously, effectively ensured the safe operation of coal system.

Drawings

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

FIG. 2 is a schematic sectional view A-A of FIG. 1.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention will be further described with reference to the accompanying drawings and examples.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "lateral", "vertical", and the like are the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-2, the utility model discloses an all-round coal scuttle rapping device, including coal scuttle 1 and the rapping device body that sets up on coal scuttle 1 in order to be used for striking the long-pending coal in the coal scuttle 1 and make the coal cinder fall, the rapping device body mainly includes annular walking track 2 and rapping hammer 3, annular walking track 2 sets up the neck position at coal scuttle 1 and is used for planning the walking route of rapping hammer 3, the neck of coal scuttle 1 is the position of the easiest stifled coal of coal scuttle, can effectively guarantee to shake the rapping position correct with the rapping device body setting at the coal scuttle neck; rapping hammer 3 sets up on annular walking track 2 through walking motor 4 and can move along this annular walking track 2 under the drive of walking motor 4 and strike in order to strike coal scuttle 1 different positions, be provided with on coal scuttle 1's the outer wall the round with rapping ring 5 that rapping hammer 3's the position of striking corresponds, rapping ring 5 is used for strengthening the rigidity of coal scuttle, and the protection coal scuttle can not shake because of beating many times and take place to damage. In addition, the vibration beating device further comprises a control system for controlling the beating hammer beating frequency and the walking motor rotating speed, through the control system, the beating position of the power plant operator can be adjusted freely through the walking motor, the beating hammer can also change the beating frequency, the operation is flexible and convenient, and the current situation of coal blockage of the coal-fired power plant can be better solved.

Referring to fig. 2, the vibration ring 5 is an annular protection belt 51 installed at a knocked portion of the coal hopper, and is used for enhancing the rigidity of the coal hopper and protecting the coal hopper from being damaged due to multiple times of vibration, and the annular protection belt 51 is fixedly arranged on the outer wall of the coal hopper 1 through a plurality of uniformly arranged connection strips 52.

Referring to fig. 1, the annular traveling track 2 includes a cross beam 21 horizontally disposed on the outer wall of the neck of the coal bunker 1 and an i-beam 22 vertically disposed at the outer end of the cross beam 21, and the traveling motor 4 is disposed at the bottom of the i-beam 22 through a guide wheel and drives the rapping hammer 3 to move along the i-beam. The rapping hammer 3 adopts compressed air as a rapping force source and is connected in by a power plant air source through a hose. Under the drive of the traveling motor 4, the rapping hammer can travel around the coal blockage part at a certain speed (about 5-10 m/min) and strike the coal hopper at a certain frequency to break the coal lumps inside and dredge the coal hopper, and can also stop at a certain position to rap a specific part of the coal hopper.

The utility model discloses simple structure will shake and beat the hammer setting on annular walking track, can all-round (360 degrees) shake the coal scuttle under the drive of walking motor, shake the position and shake and beat frequency adjustable, effectively improved mediation efficiency, simplified former system of shaking, reduced the equipment investment, can obtain when better shaking the effect can reduce power plant equipment cost again, still alleviateed power plant operation maintainer's work load simultaneously, effectively ensured the safe operation of coal system.

The specific embodiments described herein are merely illustrative of the principles of the present invention and its efficacy, and are not intended to limit the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Therefore, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical idea of the present invention shall be covered by the claims of the present invention.

Claims

1. The utility model provides an all-round coal scuttle rapping device, includes the coal scuttle and sets up the rapping device body that makes the coal cinder whereabouts in order to be used for striking the long-pending coal in the coal scuttle on the coal scuttle, its characterized in that: the rapping device body mainly includes annular walking track and the hammer that shakes, annular walking track sets up the neck position at the coal scuttle and is used for planning the walking route of the hammer that shakes, shake the hammer through the walking motor setting on annular walking track and can be along this annular walking orbital motion with strike the different positions of coal scuttle under the drive of walking motor, be provided with the round on the outer wall of coal scuttle with shake the ring of shaking that the strike position of hammer corresponds, shake the hammer and be used for strengthening the rigidity of coal scuttle, the protection coal scuttle can not shake because of beating many times and take place to damage.

2. The all-directional coal bucket rapping device of claim 1, wherein: the vibration ring is an annular protective belt arranged at the knocked part of the coal hopper, and the annular protective belt is fixedly arranged on the outer wall of the coal hopper through a plurality of uniformly arranged connecting strips.

3. The all-directional coal bucket rapping device of claim 1 or 2, wherein: the annular walking track comprises a cross beam horizontally arranged on the outer wall of the neck of the coal hopper and an I-shaped steel vertically arranged at the outer end part of the cross beam, and the walking motor is arranged at the bottom of the I-shaped steel through a guide wheel and drives the rapping hammer to move along the I-shaped steel.

4. The all-directional coal bucket rapping device of claim 3, wherein: the rapping hammer adopts compressed air as a rapping force source, and the moving speed of the rapping hammer along the annular traveling track is 5-10 m/min.

5. The all-directional coal bucket rapping device of claim 3, wherein: the control system is used for controlling the knocking frequency of the rapping hammer and the rotating speed of the walking motor.