CN212818843U

CN212818843U - Dust collector of feed bin on raw coal

Info

Publication number: CN212818843U
Application number: CN202021172346.7U
Authority: CN
Inventors: 梁怀金; 张强; 牛彦荣
Original assignee: Inner Mongolia Guanglilong Energy Co Ltd
Current assignee: Inner Mongolia Guanglilong Energy Co Ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-03-30
Anticipated expiration: 2030-06-23

Abstract

The utility model relates to a dust collector, in particular to dust collector of feed bin on raw coal for to the belt conveyer conveying advance to go up the feed bin and open intraoral raw coal and remove dust, the both sides of belt conveyer discharge end are provided with the guardrail respectively, and it includes fixed plate, water pipe and drive assembly, the fixed plate hangs and establishes in the uncovered and belt conveyer discharge end top of feed bin, the water pipe is installed and is deviated from one side of belt conveyer on the fixed plate and can be swung around its self axis, and the one end of water pipe is the blind end, installs a plurality of nozzles on the water pipe, drive assembly installs on the guardrail of one side that is close to the water pipe blind end and can drive the water pipe swing. The utility model has the characteristics of effectively remove dust, reduce dust pollution.

Description

Dust collector of feed bin on raw coal

Technical Field

The utility model relates to a dust collector, in particular to feed bin's dust collector on raw coal.

Background

At present, coal washing is an indispensable process in coal deep processing. The coal washing is to separate the raw coal with different components and different specific gravities into different grades through the impact effect of water flow, remove dust and waste rocks, reduce the ash content and the sulfur content, thereby achieving the purpose of environmental protection and improving the utilization rate of coal.

In the existing coal washing process, raw coal is firstly conveyed into a raw coal feeding bin through a belt conveyor to be stored. The upper portion of storing the storehouse has been seted up uncovered, and the slope of band conveyer sets up, and the higher one end of band conveyer slope is the discharge end and is located the uncovered department of feed bin. After placing the feed bin with the raw coal, conveniently store the raw coal and conveniently carry out the material loading to process afterwards. The both sides of belt conveyer discharge end still are provided with the guardrail, play the guard action to the staff.

The above prior art solutions have the following drawbacks: there are cubic coal and fly ash in the raw coal, through belt conveyer with a large amount of raw coals through last feed bin upper portion open mouth conveying in going up the feed bin, because cubic coal self gravity is far greater than the gravity of fly ash, so cubic coal can be quick whereabouts, fly ash can float in last feed bin inside, can make the air of going up the feed bin bottom after cubic coal falls to supreme feed bin bottom and upwards flow fast, thereby lead to a large amount of floated fly ash can follow the uncovered of last feed bin and drift out, fly ash that drifts out not only causes dust pollution, still can harm the healthy of site work personnel.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a dust collector of feed bin on raw coal has effectively to remove dust, reduces dust pollution's characteristics.

The above object of the present invention can be achieved by the following technical solutions: the utility model provides a dust collector of feed bin on raw coal for it removes dust to advance the spacious intraoral raw coal of feed bin to the band conveyer conveying, the both sides of band conveyer discharge end are provided with the guardrail respectively, including fixed plate, water pipe and drive assembly, the fixed plate hangs and establishes in the uncovered and band conveyer discharge end top of feed bin, the water pipe is installed and is deviated from one side of band conveyer on the fixed plate and can be swung around its self axis, and the one end of water pipe is the blind end, installs a plurality of nozzles on the water pipe, drive assembly installs on the guardrail of one side near the water pipe blind end and can drive the water pipe swing.

Through adopting above-mentioned technical scheme, be connected the other end and the water source of water pipe, make water pass through the nozzle blowout and form umbelliform water smoke after opening the water source, umbelliform water smoke can effectively increase the area of contact of water and showy form fly ash to can wet fly ash effectively. Carry out swing drive to the water pipe through drive assembly, and make the nozzle use the water pipe axis reciprocating swing on the pitch arc orbit of centre of a circle, water smoke can further increase the area of water smoke blowout back and fly ash contact along with the swing of nozzle to can remove dust the processing to floated fly ash more effectively, reduce the possibility that the site work personnel inhale fly ash and harm healthy, do benefit to the staff and carry out work at the scene.

The present invention may be further configured in a preferred embodiment as: drive assembly includes gear, cushion, rack, motor and fluted disc, the coaxial fixed mounting of gear is on the water pipe closed end, cushion fixed mounting has the installation axle at guardrail upper portion and its horizontal rigid coupling of lateral part, the rack hangs and establishes in water pipe closed end one side and can follow its length direction and remove, rack and gear intermeshing, the motor is installed on the cushion and on the motor output shaft coaxial arrangement have the disc, the rigid coupling has the fixed axle with the disc disalignment in the quotation that the disc deviates from the motor, integrated into one piece is provided with the slide bar on the fluted disc, the kidney type hole has been seted up along its length direction to the slide bar, and fluted disc and slide bar are installed respectively and are installed on installation axle and fixed axle and fluted disc and rack intermeshing.

Through adopting above-mentioned technical scheme, the motor output shaft drives the disc and rotates simultaneously, fluted disc and slide bar can carry out reciprocating motion under the effect of installation axle and fixed axle, reciprocating motion's fluted disc drives the rack along its length direction reciprocating motion simultaneously, reciprocating motion's rack finally drives the gear of installing on the water pipe and carries out reciprocal rotation, thereby make the nozzle use the water pipe axis to reciprocate on the pitch arc orbit of centre of a circle, simple structure is convenient for realize reciprocating swing to the water pipe, it is comparatively reliable and stable to use.

The present invention may be further configured in a preferred embodiment as: the driving assembly further comprises a mounting plate, the mounting plate is fixedly mounted on the guardrail, two supporting rods are fixedly connected to the upper portion of the mounting plate at intervals and vertically, a fixing cylinder is fixedly connected to the upper end of each supporting rod respectively, the fixing cylinders are coaxially arranged, the two ends of the rack are fixedly connected with fixing rods parallel to the length direction of the rack respectively, and the fixing rods are movably connected with the inner adaptation of the fixing cylinders in an inserting mode in the two fixing cylinders respectively.

Through adopting above-mentioned technical scheme, the mounting panel provides comparatively reliable and stable installation basis for drive assembly, and the rack can make the rack hang and establish in the mounting panel top under the supporting role of branch, and the rack passes through the grafting cooperation of dead lever and solid fixed cylinder, and the rack that can be convenient for slides along its length to be convenient for drive water pipe and swing.

The present invention may be further configured in a preferred embodiment as: the fixed rod is a round rod and a round through hole matched with the fixed rod is formed in the fixed cylinder.

Through adopting above-mentioned technical scheme, the round bar-shaped dead lever can reduce the frictional force when relative motion between the two with the circular through-hole of fixed cylinder to do benefit to the rack and carry out reciprocating motion.

The present invention may be further configured in a preferred embodiment as: one end of the mounting shaft, which is far away from the cushion block, and one end of the fixing shaft, which is far away from the cushion block, are respectively and integrally formed with a convex edge.

Through adopting above-mentioned technical scheme, fluted disc and slide bar neither can hinder both steady rotations under the restrictive action of two brother beads, can also make both stably connected respectively on fixed axle and installation axle.

The present invention may be further configured in a preferred embodiment as: the fixed plate is towards two bearing blocks fixedly connected to the open face of the upper storage bin at intervals, two bearings are fixedly mounted on the bearing blocks respectively, the bearings are coaxially arranged, and the water pipe is arranged in the two bearings in a penetrating mode.

Through adopting above-mentioned technical scheme, the water pipe is convenient for swing under the effect of two bearings, can reduce the load to the motor.

The present invention may be further configured in a preferred embodiment as: the water pipe is sleeved and fixedly connected with two limiting rings, and the two limiting rings are respectively abutted and symmetrically arranged with the two bearings.

Through adopting above-mentioned technical scheme, the water pipe can not make the water pipe stably install on two bearings along its length direction random removal under the restriction of two spacing rings and two bearings.

The present invention may be further configured in a preferred embodiment as: the mounting panel lower part is provided with the stiffener, the both ends of stiffener rigid coupling respectively is on mounting panel lower part and guardrail.

Through adopting above-mentioned technical scheme, the stiffener can make the mounting panel stable installation on the guardrail.

To sum up, the utility model discloses the beneficial technological effect of utensil does:

1. by arranging the fixing plate, the water pipe and the driving assembly, the driving assembly enables the nozzle to swing in an arc track with the axis of the water pipe as the center of a circle in a reciprocating manner, and the contact area of the sprayed water mist and the fly ash can be further increased along with the swinging of the nozzle, so that the floating fly ash can be more effectively dedusted;

2. the nozzle can swing back and forth on an arc track with the axis of the water pipe as the center of a circle by arranging the gear, the cushion block, the rack, the motor and the fluted disc, the structure is simple, the water pipe can swing back and forth conveniently, and the use is stable and reliable;

3. through setting up the mounting panel, the mounting panel provides comparatively reliable and stable installation basis for drive assembly, and the rack can make the rack hang to establish in the mounting panel top under the supporting role of branch, and the rack passes through the grafting cooperation of dead lever and solid fixed cylinder, and the rack that can be convenient for slides along its length to be convenient for drive water pipe and swing.

Drawings

FIG. 1 is a schematic structural diagram of a dust removing device of a raw coal feeding bin;

FIG. 2 is a schematic view showing a protruding structure of the dust removing device;

fig. 3 is a schematic view showing a protruded structure of the rack, the motor and the toothed disc.

In the figure, 1, feeding a storage bin; 2. a belt conveyor; 3. a guardrail; 4. a fixing plate; 41. a bearing seat; 42. a bearing; 5. a water pipe; 51. a nozzle; 52. a gear; 53. a limiting ring; 6. mounting a plate; 61. a strut; 62. a fixed cylinder; 63. cushion blocks; 64. installing a shaft; 65. a reinforcing bar; 7. a rack; 71. fixing the rod; 8. a motor; 81. a disc; 82. a fixed shaft; 9. a fluted disc; 91. a slide bar.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the utility model discloses a raw coal feeding bin's dust collector for fly ash to the belt conveyer 2 conveying in feeding bin 1 removes dust and handles. It is uncovered to go up the upper portion of feed bin 1, and the slope of band conveyer 2 sets up, and the ascending one end of its slope is the discharge end and is located 1 uncovered department of feed bin, and the both sides of 2 material loading ends of band conveyer are the symmetry respectively and are provided with guardrail 3, and a dust collector of feed bin on the raw coal includes fixed plate 4, water pipe 5, mounting panel 6 and drive assembly.

Combine fig. 1, fig. 2, mounting panel 6 rigid coupling just is located the top of 2 discharge ends of belt conveyer between two guardrails 3, and one side rigid coupling that fixed plate 4 is close to last feed bin 1 has two L type bearing 41, and L type bearing 41 forms the cell type structure that the notch set up with fixed plate 4, and fixed mounting has a bearing 42 in two cell type structures respectively, and the axis of two bearings 42 coincides each other. Water pipe 5 is for making and the level setting by the tubular metal resonator, and water pipe 5 wears to establish on two bearings 42 and its both ends are located one side that two bearings 42 deviate from mutually respectively, and the one end of water pipe 5 is closed state and the other end is connected with the water source, has a plurality of nozzles 51 along its length direction interval fixed mounting on the perisporium of water pipe 5, and it establishes and fixed mounting has two spacing rings 53 still to overlap on water pipe 5, two spacing rings 53 respectively with the both sides butt that two bearings 42 deviate from each other.

It is uncovered to feed bin 1 to open the water source to make water be the umbelliform spout through nozzle 51, and when belt conveyer 2 floated with the fly ash of raw coal conveying feed bin 1 and raw coal, it can effectively drenched floated fly ash to be umbelliform spun water smoke to can effectively reduce floated fly ash, can also the rational utilization water resource simultaneously, reduce water wasting of resources. The water pipe 5 cannot move freely along the length direction under the limiting action of the two limiting rings 53 and the two bearings 42, so that the water pipe 5 is stably installed on the two bearings 42.

Referring to fig. 2 and 3, the driving assembly includes a gear 52, a mounting plate 6, a rack 7, a motor 8 and a toothed disc 9. Gear 52 is fixed on the closed end of water pipe 5 with the same axle, and the setting of mounting panel 6 level is fixed on the guardrail 3 upper portion that is located the gear 52 below, and the lower part of mounting panel 6 is provided with four stiffener 65 of evenly distributed, and the both ends rigid coupling respectively of stiffener 65 is on mounting panel 6 lower part and guardrail 3, and four stiffener 65 can make mounting panel 6 stable installation on guardrail 3. Two support rods 61 are also vertically and fixedly mounted on the mounting plate 6, the upper ends of the two support rods 61 are fixedly connected with horizontally arranged fixed cylinders 62 respectively, and the axial directions of the two fixed cylinders 62 are mutually overlapped and are perpendicular to the axial direction of the gear 52. The rack 7 is horizontally arranged, two ends of the rack are fixedly connected with fixing rods 71 with the length direction parallel to the length direction of the rack 7 respectively, the fixing rods 71 are matched with the inside of the fixing cylinders 62, the two fixing rods 71 are movably inserted into the two fixing cylinders 62 respectively, the gear 52 is meshed with the rack 7, and the gear 52 is located on the upper portion of the rack 7. Through the cooperation of the fixed rod 71 and the fixed cylinder 62, the rack 7 can not only be stably installed on the installation plate 6, but also be slid along the length direction of the rack 7.

The mounting plate 6 is further fixedly provided with a cushion block 63, the upper part of the cushion block 63 is fixedly provided with a motor 8, the axial direction of an output shaft of the motor 8 is parallel to the length direction of the water pipe 5 and faces the fixing plate 4, a disc 81 is fixedly arranged on an output shaft of the motor 8, and the axial direction of the disc 81 is overlapped with the axial direction of the output shaft. Disc 81 deviates from on the face of motor 8 and the edge rigid coupling that is close to disc 81 has the fixed axle 82 of axis direction perpendicular to disc 81 quotation, the one end integrated into one piece that fixed axle 82 kept away from disc 81 is provided with the bead, the horizontal rigid coupling of one side towards rack 7 on the cushion 63 has axial direction perpendicular to rack 7 length direction and lies in rack 7 and disc 81 between installation axle 64, the one end integrated into one piece that installation axle 64 kept away from cushion 63 is provided with the bead, fluted disc 9 sets up on rack 7 and both intermeshing, integrated into one piece is provided with slide bar 91 on the fluted disc 9, the kidney type hole has been seted up along its length direction on slide bar 91, fluted disc 9 fixed mounting is on installation axle 64 and slide bar 91 movable mounting is on fixed axle 82. The cushion block 63 can effectively increase the axial height of the output shaft of the motor 8, thereby providing a larger rotation working space for the rotation of the disc 81. The fluted disc 9 and the sliding rod 91 can not hinder the stable rotation of the two under the limiting action of the two brother ridges, and can be stably connected to the fixed shaft 82 and the mounting shaft 64 respectively, so that the structure is simple, and the use is safe and reliable.

Preferably, the fixing rod 71 is a round rod, a circular through hole matched with the circumferential surface of the fixing rod 71 is formed in the fixing cylinder 62, the rack 7 can be stably meshed with the rack 7 under the mutual meshing limiting action of the fluted disc 9 and the gear 52, the fixing rod 71 in the shape of the round rod is matched with the fixing cylinder 62 with the circular through hole, and the friction force during relative motion between the fixing rod 71 and the fixing cylinder 62 relative to a square rod and a rectangular through hole can be reduced, so that the rack 7 can perform reciprocating motion.

When the nozzle 51 sprays water towards the upper bunker 1, the power supply of the motor 8 is switched on, so that the output shaft of the motor 8 drives the disc 81 to rotate simultaneously, the fluted disc 9 and the sliding rod 91 can reciprocate under the action of the mounting shaft 64 and the fixed shaft 82, meanwhile, the fluted disc 9 which reciprocates drives the rack 7 to slide on the two fixed cylinders 62 along the length direction of the rack, the sliding rack 7 finally drives the gear 52 arranged on the water pipe 5 to rotate in a reciprocating manner, thereby leading the nozzle 51 to swing back and forth on an arc track with the axis of the water pipe 5 as the center of circle, leading the water pipe 5 to be convenient for swinging under the action of the two bearings 42, leading the water mist sprayed by the swinging nozzle 51 to be capable of effectively increasing the contact area of the sprayed water mist and the fly ash, therefore, the floating fly ash can be more effectively subjected to dust removal treatment, the possibility that the fly ash is sucked by field workers to harm the health of the workers is reduced, and the workers can work on the field conveniently.

The embodiment of this embodiment is the utility model discloses preferred embodiment is not according to this restriction the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a dust collector of feed bin on raw coal for the raw coal in feed bin (1) spacious intraoral to band conveyer (2) conveying goes into removes dust, the both sides of band conveyer (2) discharge end are provided with guardrail (3), its characterized in that respectively: including fixed plate (4), water pipe (5) and drive assembly, fixed plate (4) hang establish feed bin (1) uncovered and belt conveyor (2) discharge end top, water pipe (5) are installed and are deviated from one side of belt conveyor (2) and can swing around its self axis on fixed plate (4), and the one end of water pipe (5) is the blind end, installs a plurality of nozzles (51) on water pipe (5), drive assembly installs on guardrail (3) of one side near water pipe (5) blind end and can drive water pipe (5) swing.

2. The dust removing device of the raw coal feeding bin as claimed in claim 1, wherein: the driving assembly comprises a gear (52), a cushion block (63), a rack (7), a motor (8) and a fluted disc (9), the gear (52) is coaxially and fixedly installed on the closed end of the water pipe (5), the cushion block (63) is fixedly installed on the upper portion of the guardrail (3) and a mounting shaft (64) is horizontally and fixedly connected to the lateral portion of the guardrail (3), the rack (7) is suspended on one side of the closed end of the water pipe (5) and can move along the length direction of the water pipe, the rack (7) and the gear (52) are meshed with each other, the motor (8) is installed on the cushion block (63) and a disc (81) is coaxially installed on an output shaft of the motor (8), a fixed shaft (82) which is not coaxial with the disc (81) is fixedly connected to the disc surface of the disc (81) deviating from the motor (8), a sliding rod (91) is integrally formed on the fluted disc, the fluted disc (9) and the sliding rod (91) are respectively arranged on the mounting shaft (64) and the fixed shaft (82), and the fluted disc (9) is meshed with the rack (7).

3. The dust removing device of the raw coal feeding bin as claimed in claim 2, wherein: drive assembly still includes mounting panel (6), mounting panel (6) fixed mounting is on guardrail (3), and mounting panel (6) upper portion interval and vertical rigid coupling have two branch (61), two branch (61) upper end rigid coupling respectively has solid fixed cylinder (62), two gu fixed cylinder (62) coaxial setting, rack (7) both ends rigid coupling respectively have dead lever (71) that length direction and rack (7) length direction parallel, two gu fixed lever (71) and the inside adaptation of solid fixed cylinder (62) just the activity is pegged graft respectively in two gu fixed cylinders (62).

4. The dust removing device of the raw coal feeding bin as claimed in claim 3, wherein: the fixing rod (71) is a round rod, and a round through hole matched with the fixing rod (71) is formed in the fixing barrel (62).

5. The dust removing device of the raw coal feeding bin as claimed in claim 2, wherein: one end of the mounting shaft (64) far away from the cushion block (63) and one end of the fixing shaft (82) far away from the cushion block (63) are respectively provided with a convex rib in an integrated forming mode.

6. The dust removing device of the raw coal feeding bin as claimed in claim 1, wherein: fixed plate (4) are gone up interval rigid coupling and are had two bearing frames (41), two towards the open face of feed bin (1) on the fixed plate respectively fixed mounting have bearing (42), two bearing (42) coaxial setting, water pipe (5) are worn to establish in two bearing (42).

7. The dust removing device of the raw coal feeding bin as claimed in claim 6, wherein: the water pipe (5) is sleeved and fixedly connected with two limiting rings (53), and the two limiting rings (53) are respectively connected with the two bearings (42) in a butting and symmetrical mode.

8. The dust removing device of the raw coal feeding bin as claimed in claim 3, wherein: the mounting panel (6) lower part is provided with stiffener (65), the both ends of stiffener (65) rigid coupling respectively is on mounting panel (6) lower part and guardrail (3).