CN213651255U

CN213651255U - Dust device of belt conveyor

Info

Publication number: CN213651255U
Application number: CN202022160558.XU
Authority: CN
Inventors: 朱明�; 曹汉祯; 杨海阔; 边宪超
Original assignee: Jinan Hengbo New Building Materials Development Co ltd
Current assignee: Jinan Hengbo New Building Materials Development Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2021-07-09
Anticipated expiration: 2030-09-26

Abstract

The utility model relates to a dust device of belt feeder belongs to the field of belt feeder, package dust fall guide long frame subassembly, dust fall ejection of compact bellows, dust fall guide long frame subassembly includes the feeding frame, the long frame of guide with the fixed setting of frame, the outside at the belt part that driven voller and driven voller contacted is established to the feeding frame cover, guide long frame one end is connected with the feeding frame, and the other end is connected with the one end of dust fall ejection of compact bellows, and the other end of dust fall ejection of compact bellows even has the control assembly who controls its rising or decline, the feeding frame is connected with the negative pressure dust absorption mechanism who is used for reducing the dust diffusion. The dust diffusion in the stone conveying process can be reduced by arranging the dust falling device.

Description

Dust device of belt conveyor

Technical Field

The application relates to the field of belt conveyors, especially relates to a dust device of belt conveyor.

Background

The aerated concrete produces blocky bottom materials in the production process, the bottom materials are crushed into granular or powdery stones through a jaw crusher, and the stones are conveyed into a storage bin through a belt conveyor to be reused.

Among the correlation technique, referring to fig. 1, the belt feeder includes the frame, rotates driven voller, the drive roll that sets up in the frame and overlap the belt that establishes at driven voller and drive roll outside, and the feed bin is located the distolateral below of belt, and in the transportation, building stones fall to the feed bin inside on the belt, and building stones have more serious raise dust phenomenon in the in-process of whereabouts and produce to influence operational environment.

SUMMERY OF THE UTILITY MODEL

In order to reduce the raise dust phenomenon at the in-process of transporting the building stones, this application provides a dust device of belt feeder.

The application provides a dust device of belt feeder adopts following technical scheme:

the utility model provides a dust device of belt feeder, package dust fall guide long frame subassembly, dust fall ejection of compact bellows, dust fall guide long frame subassembly includes the feeding frame, the long frame of guide that set up with the frame is fixed, the outside at the belt part that driven voller and driven voller contacted is established to the feeding frame cover, guide long frame one end is connected with the feeding frame, and the other end is connected with the one end of dust fall ejection of compact bellows, and the other end of dust fall ejection of compact bellows even has the control assembly who controls its rising or decline, the feeding frame is connected with the negative pressure dust absorption mechanism who is used for reducing the dust diffusion.

Through adopting above-mentioned technical scheme, the belt is when transporting building stones to the feed bin, and building stones on the belt pass the feeding frame earlier, later fall to the long frame of guide inside, because the slope of the long frame of guide sets up down, fall to the building stones in the long frame of guide can be inside along the incline direction landing to ejection of compact bellows of the long frame of guide to it is inside to fall to the feed bin along ejection of compact bellows. The discharging corrugated pipe is far away from the gap between the long material guide frame end and the stone material in the storage bin, so that the dust is difficult to diffuse as much as possible. Along with the building stones of feed bin inside constantly piles up, the building stones height of piling up constantly rises, and the tip of control assembly control ejection of compact bellows rises. Because the stone falls to the long guide frame from the belt and can produce more raise dust, the raise dust is cleared up under the effect of dust absorption mechanism. And the dust diffusion is reduced due to the arrangement of the dust falling device.

Preferably, the control assembly comprises a pair of lifting cylinders, the lifting cylinders are vertically arranged, the cylinder bodies of the lifting cylinders are fixedly connected with the side walls of the material guide long frames, and the piston rods of the lifting cylinders are fixedly connected with the end portions of the dust fall discharging corrugated pipes.

Through adopting above-mentioned technical scheme, along with the building stones is constantly stored to the feed bin, the piston rod of lift cylinder slowly contracts for the tip of ejection of compact bellows and the inside building stones of feed bin have certain clearance.

Preferably, the bending part is arranged at one end, far away from the feeding frame, of the material guide long frame, the bending part is arranged vertically downwards, and the dust fall discharging corrugated pipe is fixedly arranged on the outer side wall of the bending part.

Through adopting above-mentioned technical scheme, the setting of the portion of bending can play certain effect that blocks and cushion to the building stones, and dust fall ejection of compact bellows one end sets up in the outside of the portion of bending, and reducible building stones are to the impact of dust fall ejection of compact bellows, and then play certain guard action to dust fall ejection of compact bellows.

Preferably, negative pressure dust absorption mechanism includes dust absorption mouth, dust absorption pipe, negative pressure fan, the dust absorption mouth sets up with the side wall is fixed on the feeding frame, dust absorption pipe one end is connected with the dust absorption mouth, and the other end is connected with the storage assembly who stores the flying dust, negative pressure fan is connected with the dust absorption union coupling.

Through adopting above-mentioned technical scheme, building stones can pass the feeding frame behind the feeding frame to drop to inside the long frame of guide, building stones can produce the raise dust phenomenon at the in-process of whereabouts, and the flying dust stops inside feeding frame and the long frame of guide, and later negative pressure fan rotates and produces the negative pressure air current, and the negative pressure air current drives the flying dust and stores in getting into the material stock subassembly behind the dust absorption pipe.

Preferably, storage subassembly includes the clamp, crosses the filter bag, cross filter bag and dust absorption union coupling, and cross the junction of filter bag and dust absorption pipe and fix through the clamp.

By adopting the technical scheme, the negative pressure fan generates negative pressure airflow during working, the negative pressure airflow drives dust in the feeding frame to enter the filter bag through the dust absorption pipe, then the airflow passes through the filter bag, and the dust stays in the filter bag.

Preferably, wear-resisting plates are laid on the lower side walls of the feeding frame and the material guide long frame.

Through adopting above-mentioned technical scheme, because building stones can fall to the lower lateral wall of guide long frame on falling the in-process, building stones long-term work can play the wearing and tearing effect to guide long frame, and then influences the life of guide long frame. When the lower lateral wall at the feeding frame was laid to the antifriction plate, the building stones can fall to on the antifriction plate, and then play the guard action to the long frame of guide.

Preferably, the feeding frame is fixedly sleeved on the outer side of the rack and fixedly arranged with the rack through bolts.

Through adopting above-mentioned technical scheme, the staff can overlap the feeding frame in the driven voller outside earlier when installing the feeding frame to through screwing up the bolt, in order to fix the feeding frame in the frame, when the staff need overhaul or change the belt or the part that is located feeding frame inside, the staff can unscrew the bolt, so that feeding frame and frame separate, and then make things convenient for the staff to overhaul the operation.

Preferably, the central axis of the bending part passes through the central point of the opening of the storage bin.

Through adopting above-mentioned technical scheme, building stones are after the portion of bending, and the building stones are easily fallen to the intermediate position of feed bin to begin to spread towards week side from the intermediate position of feed bin, make the building stones fall to more evenly in the feed bin.

Preferably, the outer side wall of the material guide long frame is connected with a pair of support rods, one end of each support rod is fixedly connected with the material guide long frame, and the other end of each support rod is fixedly connected with the side wall of the feeding frame.

Through adopting above-mentioned technical scheme, the setting of bracing piece can improve the fixed stability between guide long frame and the feeding frame to make the building stones when falling to guide long frame, guide long frame is difficult to take place great rocking. The setting of bracing piece can improve the job stabilization nature of guide long frame, has improved dust device's life simultaneously.

In summary, the present application includes at least one of the following advantageous technical effects:

1. dust device's setting: the belt is when transporting building stones to the feed bin, and building stones on the belt pass earlier the feeding frame, later fall to the long frame of guide inside, because the slope of the long frame of guide sets up down, fall to the building stones in the long frame of guide can be inside along the incline direction landing to ejection of compact bellows of the long frame of guide to it is inside to fall to the feed bin along ejection of compact bellows. The discharging corrugated pipe is far away from the gap between the long material guide frame end and the stone material in the storage bin, so that the dust is difficult to diffuse as much as possible. Along with the building stones of feed bin inside constantly piles up, the building stones height of piling up constantly rises, and the tip of control assembly control ejection of compact bellows rises. Because the stone falls to the long guide frame from the belt and can produce more raise dust, the raise dust is cleared up under the effect of dust absorption mechanism. The dust diffusion is reduced due to the arrangement of the dust falling device;

2. the setting of the portion of bending: the setting of the portion of bending can play certain effect that blocks and cushion to the building stones, and dust fall ejection of compact bellows one end sets up in the outside of the portion of bending, and reducible building stones is to the impact of dust fall ejection of compact bellows, and then plays certain guard action to dust fall ejection of compact bellows.

Drawings

FIG. 1 is a related art drawing;

FIG. 2 is a schematic diagram of the overall structure of the present application;

fig. 3 is an exploded view of the vacuum mechanism.

Description of reference numerals: 1. a dust-settling discharge corrugated pipe; 2. a feeding frame; 3. a material guiding long frame; 4. a lifting cylinder; 5. a storage bin; 6. a bending part; 7. a dust suction nozzle; 8. a dust collection pipe; 9. a negative pressure fan; 10. clamping a hoop; 11. a filter bag; 12. a support bar; 13. a frame; 14. a belt; 15. a driven roller; 16. and a driving roller.

Detailed Description

The present application is described in further detail below with reference to figures 2-3.

The embodiment of the application discloses dust device of belt feeder. Referring to fig. 2 and 3, dust fall guide frame assembly and dust fall discharge corrugated pipe 1 are enclosed. The dust fall guide frame assembly comprises a feeding frame 2 and a guide long frame 3 which are connected with the frame 13. The feed frame 2 is fitted over the driven roller 15 and the outer side of the portion of the belt 14 with which the driven roller 15 is in contact. And the feeding frame 2 is fixedly sleeved on the outer side of the rack 13, and the feeding frame 2 and the rack 13 are fixedly connected through bolts. One end of the material guide long frame 3 is fixedly welded with the end part of the feeding frame 2, the other end of the material guide long frame is obliquely arranged downwards and is connected with one end of the dust fall discharging corrugated pipe 1, and the other end of the dust fall discharging corrugated pipe 1 is connected with a control assembly for controlling the dust fall discharging corrugated pipe 1 to ascend or descend. The feeding frame 2 is connected with a negative pressure dust suction mechanism for reducing dust diffusion.

The control assembly comprises a pair of lifting cylinders 4, and the power source of the lifting cylinders 4 is provided by an air pump. The lifting cylinder 4 is vertically arranged, the cylinder body of the lifting cylinder 4 is fixedly welded with the side wall of the guide long frame 3, and the piston rod of the lifting cylinder 4 is fixedly connected with the end part of the dust-settling discharge corrugated pipe 1. During operation, building stones pass earlier feeding frame 2, later fall to on the long frame of guide 3 to fall to dust fall ejection of compact bellows 1 in along the incline direction of long frame of guide 3, dust fall ejection of compact bellows 1 keeps away from the one end of long frame of guide 3 and the clearance of the inside building stones of feed bin 5 less, and the dust is difficult to spread. In order to reduce the impact of building stones to dust fall ejection of compact bellows 1 at whereabouts in-process, the guide long frame 3 sets to the portion of bending 6 in the one end of keeping away from feeding frame 2, and the portion of bending 6 sets up vertically down, and dust fall ejection of compact bellows 1 sets up with the lateral wall of the portion of bending 6 is fixed. The lateral wall of the stone material in the inclined angle falling bending part 6 along the material guide long frame 3 can play a buffering role on the stone material, and further the impact effect of the stone material on the dust fall discharging corrugated pipe 1 is reduced. Along with the continuous accumulation of building stones in the feed bin 5, the piston rod of the lifting cylinder 4 contracts to drive the dust fall discharging corrugated pipe 1 to move upwards.

Referring to fig. 2 and 3, the negative pressure dust suction mechanism includes a dust suction nozzle 7, a dust suction pipe 8, and a negative pressure fan 9. The dust absorption nozzle 7 is fixedly welded with the upper side wall of the feeding frame 2, one end of the dust absorption pipe 8 is connected with the dust absorption nozzle 7, the other end of the dust absorption pipe is connected with a storage assembly for storing flying dust, and the negative pressure fan 9 is connected with the dust absorption pipe 8. The storage assembly comprises a clamp 10 and a filter bag 11, the filter bag 11 is connected with the dust suction pipe 8, and the connection position of the filter bag 11 and the dust suction pipe 8 is fixed through the clamp 10. During operation, more dust is generated in the feeding frame 2, at the moment, the negative pressure fan 9 rotates to generate negative pressure airflow, the negative pressure airflow drives the dust inside the feeding frame 2 to enter the dust collection pipe 8 and enter the filter bag 11 along the dust collection pipe 8, and the filter bag 11 has a filtering effect on the dust.

In order to make the stone fall to the center of the silo 5 and spread all around, the central axis of the bending part 6 passes through the center point of the opening of the silo 5.

In order to prolong the service life of the device, wear-resisting plates are laid on the lower side walls of the feeding frame 2 and the guide frame. In order to improve the connection stability of the material guide long frame 3 and the feeding frame 2, a pair of support rods 12 are fixedly welded on the outer side wall of the material guide long frame 3, one end of each support rod 12 is fixedly welded with the material guide long frame 3, and the other end of each support rod is fixedly welded with the side wall of the feeding frame 2.

The implementation principle of the embodiment of the application is as follows: the during operation, building stones pass feeding frame 2 along belt 14, and fall to on the long frame of guide 3, later along the incline direction landing of long frame of guide 3 to dust fall ejection of compact bellows 1 in, and fall to in the feed bin 5 along dust fall ejection of compact bellows 1, dust fall ejection of compact bellows 1 keeps away from the one end of long frame of guide 3 and the building stones clearance in the feed bin 5 less, make the dust be difficult to the diffusion, along with the continuous accumulation of building stones in the feed bin 5, the piston rod shrink of lift cylinder 4, in order to keep the clearance between dust fall ejection of compact bellows 1 and the 5 building stones of feed bin. During work, more dust can be generated at the position of the feeding frame 2, at the moment, the negative pressure fan 9 rotates and generates negative pressure airflow, the negative pressure airflow drives the dust to enter the dust absorption pipe 8, and the filter bag 11 plays a role in filtering and storing the dust.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a dust device of belt feeder which characterized in that: package dust fall guide frame subassembly, dust fall ejection of compact bellows (1), dust fall guide frame subassembly includes feeding frame (2), the long frame of guide (3) with the fixed setting of frame (13), feeding frame (2) cover is established in the outside of driven voller (15) and driven voller (15) belt (14) part of contact, long frame of guide (3) one end is connected with feeding frame (2), and the other end is connected with the one end of dust fall ejection of compact bellows (1), and the other end of dust fall ejection of compact bellows (1) even has the control assembly who controls its rise or descend, feeding frame (2) are connected with the negative pressure dust absorption mechanism that is used for reducing the dust diffusion.

2. The dust falling device of the belt conveyor of claim 1, characterized in that: the control assembly comprises a pair of lifting cylinders (4), the lifting cylinders (4) are vertically arranged, the cylinder bodies of the lifting cylinders (4) are fixedly connected with the side wall of the guide long frame (3), and the piston rods of the lifting cylinders (4) are fixedly connected with the end portions of the dust-fall discharging corrugated pipes (1).

3. The dust falling device of the belt conveyor of claim 2, wherein: the dust fall discharging corrugated pipe is characterized in that a bending part (6) is arranged at one end, away from the feeding frame (2), of the material guide long frame (3), the bending part (6) is vertically arranged downwards, and the dust fall discharging corrugated pipe (1) and the outer side wall of the bending part (6) are fixedly arranged.

4. The dust falling device of the belt conveyor of claim 3, characterized in that: negative pressure dust absorption mechanism includes dust absorption mouth (7), dust absorption pipe (8), negative pressure fan (9), dust absorption mouth (7) and the fixed setting of the last lateral wall of feeding frame (2), dust absorption pipe (8) one end is connected with dust absorption mouth (7), and the other end is connected with the storage assembly who stores flying dust, negative pressure fan (9) are connected with dust absorption pipe (8).

5. The dust falling device of the belt conveyor of claim 4, wherein: the storage assembly comprises a clamp (10) and a filter bag (11), the filter bag (11) is connected with the dust absorption pipe (8), and the joint of the filter bag (11) and the dust absorption pipe (8) is fixed through the clamp (10).

6. The dust falling device of the belt conveyor of claim 5, wherein: wear-resisting plates are laid on the lower side walls of the feeding frame (2) and the material guide frame.

7. The dust falling device of the belt conveyor of claim 6, wherein: the feeding frame (2) is fixedly sleeved on the outer side of the rack (13), and the feeding frame (2) is fixedly arranged with the rack (13) through bolts.

8. The dust falling device of the belt conveyor of claim 7, wherein: the central axis of the bending part (6) passes through the central point of the opening of the storage bin (5).

9. The dust falling device of the belt conveyor of claim 8, wherein: the outer side wall of the material guide long frame (3) is connected with a pair of supporting rods (12), one end of each supporting rod (12) is fixedly connected with the material guide long frame (3), and the other end of each supporting rod is fixedly connected with the side wall of the feeding frame (2).