CN221420014U - Curve coal drop pipe - Google Patents

Abstract

The utility model relates to the technical field of coal conveying and transferring, in particular to a curve coal dropping pipe, which comprises a head shield, a coal dropping hopper, a material dropping pipe and a curve feeding spoon, wherein a tailing is arranged in the curve feeding spoon, when a coal flow passes through the curve feeding spoon, the tailing can be pressed on the coal flow, the speed of the coal flow is reduced, and then the impact of the coal flow on a material receiving belt is reduced, so that the curve coal dropping pipe is more reliable in use, when the coal flow is discharged by the curve feeding spoon, the tailing pressing cover is used, the discrete-state coal flows can be collected, granular coal is not easy to splash everywhere when the coal reaches the material receiving belt, and dust-like coal is not easy to float everywhere, so that the pollution to the surrounding environment is reduced, and the curve coal dropping pipe is more environment-friendly in use.

Description

Curve coal drop pipe

Technical Field

The utility model relates to the technical field of coal conveying and transferring, in particular to a curve coal dropping pipe.

Background

A curved drop tube is a system of conveying pipes for conveying coal from a mine shaft to a factory or coal storage area, the system consisting of a series of curved pipes for conveying coal from the mine shaft to a destination, the curved drop tube typically being made of a wear resistant material to ensure smooth transportation of the coal.

However, the existing curve coal dropping pipe has great defects in the use process, when the existing curve coal dropping pipe receives coal from a feeding belt, a large amount of dust can escape from the inside of the curve coal dropping pipe, meanwhile, when the coal is conveyed to a receiving belt, the coal flow is relatively dispersed on the receiving belt due to the relatively high speed of the coal flow, granular coal is easy to splash everywhere, dust-shaped coal is easy to scatter everywhere, the escaping dust, the splashed coal and the scattered dust can cause serious pollution to the surrounding environment, when the existing curve coal dropping pipe conveys the coal, the coal flow can bring induced wind in a pipeline, and the dust in the coal flow can fly everywhere in the pipeline and is easy to accumulate the coal in the pipeline.

Disclosure of utility model

Aiming at the problems in the prior art, the utility model provides a curve coal dropping pipe.

The technical scheme adopted for solving the technical problems is as follows: curve coal pipe, including head guard shield, coal hopper, fall pipe and curve feed spoon, the head guard shield is installed at the coal hopper top, head guard shield internal fixation has the curve guide plate, the lower half of curve guide plate is located the coal hopper, the coal hopper is hopper-shaped structure, a plurality of the fall pipe connects gradually in the coal hopper bottom, the end of a fall pipe of keeping away from the coal hopper is connected to the curve feed spoon, there is the mounting panel through bolt fastening on the curve feed spoon, install a plurality of flexible tail in the curve feed spoon bottom is located the curve feed spoon, and coal is carried to the coal hopper through feeding belt, through setting up the head guard shield on the coal hopper, can effectively guarantee that coal is whole to be assembled and enter into the coal hopper, avoid dropping, reduce the burden of later stage clearance, through setting up the curve guide plate, the curve guide plate is to the coal that gets into the coal hopper, reduces the impact of coal stream to the coal hopper, plays a guard action to the coal hopper, through setting up in the curve feed spoon, through the stream when passing through the curve, can the curve, the coal stream can not reach the curve when the curve, the coal stream down and the dust fall to the coal is scattered, and the dust is scattered, and the coal is scattered to the dust is not reached, and the coal is scattered to the environment is reached, and the coal is scattered to the coal is scattered, and the dust is scattered is not polluted to the coal is reached.

Preferably, the head shield is of an inverted frame structure, the head shield is integrally covered at the top of the coal dropping hopper, a feeding door for the end part of the feeding belt to extend into is arranged at one end of the head shield, and the feeding belt for conveying coal is extended into the feeding door to ensure that the coal cannot fall outside in the process of entering the coal dropping hopper.

Preferably, the curtain of a plurality of strip structure is installed to the feed gate department equidistant, and head guard shield bottom and coal hopper intercommunication only remain the feed gate one with the through-hole of external intercommunication, through setting up the curtain in the feed gate department of head guard shield, reduce the inside exposure of head guard shield, effectively alleviate the coal and get into the produced dust escape of coal hopper, and then reduce dust pollution.

Preferably, the coal hopper upper opening is quadrilateral, the coal hopper lower opening is octagon, the cross section of the coal hopper is octagon, can assemble the coal flow, make the laminating that the coal flow can be better at the coal hopper pipe wall gliding, the coal hopper is connected and adopts streamline structure with the coal hopper, a plurality of coal hopper wholly is arc structure, a plurality of dust exhaust groove has all been seted up on the inner wall of one side of a plurality of coal hopper, design into streamline with the coal hopper, the guide at the curve deflector is gone down, the laminating that the coal flow can be better is at the coal hopper pipe wall gliding, on one hand, can reduce the impact angle of coal flow and pipe wall, reduce wet coal, the probability of this curve coal pipe of viscose coal blocking, on the other hand, can control the orbit and the speed of coal flow, reduce the impact of butt joint material belt, simultaneously, reduce the noise that produces by the coal pipe in the transfer station, through seting up the dust exhaust groove on the coal pipe, the coal flow pastes when the coal pipe wall gliding in the coal pipe wall, a plurality of coal flow can get into the dust exhaust groove, be discharged by the dust exhaust groove, because the dust exhaust groove is easy to be in a large amount by the dust exhaust groove, the dust flow is more easily to be taken down at the dust exhaust groove, the dust flow is more easily to the dust flow in the curve coal pipe is difficult to be produced in the curve coal pipe is more, the curve is more easily produced in the curve coal pipe is not produced in the curve, the curve is not is more easily produced in the curve coal pipe is separated, the curve is more has the curve is not produced, the curve is more easily produced, the curve is not easy to be separated, and has the curve is more in the curve is easy to be separated, and has the curve is more easy to be separated in the curve and has the curve, and has the coal duct is produced.

Preferably, the directional blanking pipe of curve guide plate bottom has the one side inner wall of dust exhaust groove, dust exhaust groove on a plurality of blanking pipe aligns in proper order, the cross-section in dust exhaust groove all is "V" style of calligraphy structure, the characteristics of "V" style of calligraphy structure are upper portion wide lower part narrow, dust in the coal stream can enter into dust exhaust inslot easily, and dust exhaust groove both sides inner wall tightens up downwards, make dust assemble downwards, separate the dust from the coal stream more easily, simultaneously, "V" style of calligraphy structure's dust exhaust groove, be difficult to block large granule coal cinder, the inside slot of corresponding and aligning with the blanking pipe of having seted up of curve feed spoon one side.

Preferably, the mounting hole has been seted up at curve feed spoon top, the mounting panel is installed in the mounting hole department, a plurality of tail stretches into in the curve feed spoon through the mounting hole, the length of a plurality of tail increases gradually along the radian of curve feed spoon, the mounting panel can be dismantled in this curve coal-dropping pipe, through dismantling the mounting panel, change the trailing, on the one hand, can be according to the inside coal flow's of coal-dropping pipe flow size, change the tail of different length and different toughness, make the curve feed spoon adapt to the coal flow of different flow sizes better, use more nimble, on the other hand, the convenience is clear up and the maintenance to the tail, the life of tail can effectively be increased, reduce the cost of changing the tail, in addition, set up the mounting hole, when the inside jam of curve coal-dropping pipe, the convenience is dredged its inside through the mounting hole.

The utility model has the beneficial effects that:

(1) According to the curve coal dropping pipe, the tailing is arranged in the curve feeding spoon, when coal flows pass through the curve feeding spoon, the tailing can be pressed on the coal flows, the speed of the coal flows is reduced, and then the impact of the coal flows on the feeding belt is reduced, so that the curve coal dropping pipe is more reliable in use, when the coal flows are discharged by the curve feeding spoon, the coal flows in discrete states are pressed by the tailing pressing cover, granular coal is not easy to splash everywhere when the coal reaches the feeding belt, dust-shaped coal is not easy to drift everywhere, and further pollution to surrounding environment is reduced, the use of the curve coal dropping pipe is more environment-friendly, the mounting plate in the curve coal dropping pipe can be detached, and the tailing is replaced by detaching the mounting plate.

(2) According to the curve coal dropping pipe, the dust discharging groove is formed in the coal dropping pipe, when the coal flow is attached to the pipe wall of the coal dropping pipe and slides downwards, dust in the coal flow can enter the dust discharging groove and is discharged by the dust discharging groove, a large amount of dust in the coal flow is discharged by the dust discharging groove, the dust is not easy to lift when falling on the material receiving belt, so that the environment friendliness of the curve coal dropping pipe is further improved, meanwhile, the dust is separated by the dust discharging groove, the influence of blowing generated by the coal flow on the inside of the curve coal dropping pipe is smaller, the impact of the coal flow on the dust brought up by the coal flow in the curve coal dropping pipe is smaller, so that the dust is not easy to accumulate in dead corners of structures such as locking turnover plates of the air locking device in the curve coal dropping pipe, and the like, the coal is not easy to block the curve coal dropping pipe, the reliability of the use of the curve coal dropping pipe is further improved, the dust is separated by arranging the dust discharging groove, and the coal is not easy to accumulate in the curve coal dropping pipe.

(3) According to the curve coal dropping pipe, the bottom of the head shield is communicated with the coal dropping hopper, only one through hole communicated with the outside is reserved in the feed door, and the exposure of the inside of the head shield is reduced by arranging the baffle at the feed door of the head shield, so that dust escaping generated when coal enters the coal dropping hopper is effectively relieved, and further dust pollution is reduced, and the environment friendliness of the curve coal dropping pipe in use is further improved.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a schematic overall structure of a preferred embodiment of a curved coal pipe according to the present utility model.

FIG. 2 is a schematic view of the head shield structure of the present utility model.

FIG. 3 is a schematic view of the blanking pipe of the present utility model.

FIG. 4 is a schematic diagram of a curved feed spoon according to the present utility model.

FIG. 5 is a schematic view of the structure of the curved feed spoon of the present utility model with the mounting plate removed.

FIG. 6 is a schematic view of the mounting plate and trailing mating structure of the present utility model.

In the figure: 1. a head shield; 101. a feed gate; 102. a curtain; 2. a curved deflector; 3. a coal dropping hopper; 4. a blanking pipe; 401. a dust discharge groove; 5. a curved feeding spoon; 501. a mounting hole; 6. a mounting plate; 601. and (5) tailing.

Detailed Description

The utility model is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-6, the curved coal dropping pipe comprises a head shield 1, a coal dropping hopper 3, a dropping pipe 4 and a curved feeding spoon 5, wherein the head shield 1 is arranged at the top of the coal dropping hopper 3, a curved guide plate 2 is fixed in the head shield 1, the lower half part of the curved guide plate 2 is positioned in the coal dropping hopper 3, the coal dropping hopper 3 is in a funnel-shaped structure, a plurality of dropping pipes 4 are sequentially connected at the bottom of the coal dropping hopper 3, the curved feeding spoon 5 is connected at the end part of one dropping pipe 4 far away from the coal dropping hopper 3, a mounting plate 6 is fixed on the curved feeding spoon 5 through bolts, a plurality of flexible tails 601 are arranged at the bottom of the mounting plate 6 in the curved feeding spoon 5, coal is conveyed into the coal dropping hopper 3 through a feeding belt, the head shield 1 is arranged on the coal dropping hopper 3, the coal is effectively ensured to be completely converged into the coal dropping hopper 3, and the coal is prevented from dropping, the burden of later cleaning is reduced, the curve guide plate 2 is arranged, the curve guide plate 2 guides the coal entering the coal hopper 3, the impact of coal flow on the coal hopper 3 is reduced, the coal hopper 3 is protected, the service life of the curve coal-dropping pipe is prolonged, the tailing 601 is arranged in the curve feeding spoon 5, when the coal flow passes through the curve feeding spoon 5, the tailing 601 can be pressed on the coal flow, the speed of the coal flow is reduced, the impact of the coal flow on a feeding belt is reduced, the curve coal-dropping pipe is more reliable to use, when the coal flow is discharged by the curve feeding spoon 5, the coal flow in a discrete state is gathered by the pressing cover of the tailing 601, granular coal is not easy to splash everywhere when the coal reaches the feeding belt, dust-like coal is not easy to drift everywhere, and the pollution to the surrounding environment is further lightened, thereby making the use of the curve coal dropping pipe more environment-friendly.

In an alternative implementation manner of this embodiment, the head shield 1 is an inverted frame structure, the head shield 1 is integrally covered on the top of the coal dropping hopper 3, and a feeding door 101 into which the end of the feeding belt extends is provided at one end of the head shield 1, so that the feeding belt for conveying coal extends into the feeding door 101, and it is ensured that the coal cannot fall outside during entering the coal dropping hopper 3.

In an optional implementation manner of this embodiment, the feeding door 101 is provided with a plurality of blocking curtains 102 with strip structures at equal intervals, the bottom of the head protecting cover 1 is communicated with the coal dropping hopper 3, only one through hole communicated with the outside is reserved on the feeding door 101, and the blocking curtains 102 are arranged at the feeding door 101 of the head protecting cover 1, so that the exposure of the inside of the head protecting cover 1 is reduced, the dust escape generated when coal enters the coal dropping hopper 3 is effectively relieved, and further dust pollution is reduced, and the environmental protection performance of the curve coal dropping pipe is further improved.

In an optional implementation manner of this embodiment, the upper opening of the coal hopper 3 is quadrilateral, the lower opening of the coal hopper 3 is octagonal, the section of the coal hopper 4 is octagonal, the coal flow can be converged, the coal flow can be better attached to the wall of the coal hopper 4, the coal hopper 4 is connected with the coal hopper 3 and adopts a streamline structure, a plurality of the coal hopper 4 is of an arc structure, a plurality of dust discharge grooves 401 are formed in the inner wall of one side of the plurality of the coal hopper 4, the coal hopper 4 is designed into a streamline shape, under the guidance of a curve deflector 2, the coal flow can be better attached to the wall of the coal hopper 4 and slide down, on the one hand, the impact angle of the coal flow and the pipe wall can be reduced, the probability of blocking the curve coal hopper by wet coal and sticky coal can be reduced, thereby ensuring safe production, on the other hand, the track and speed of the coal flow can be controlled, the impact of a coal belt can be reduced, thereby further improving the reliability of the curve coal hopper 3, simultaneously, noise generated by the coal hopper in the transfer station, is reduced, a plurality of dust discharge grooves 401 are formed in the inner wall of the coal hopper 4, the curve is easily impacted by the dust discharge grooves 401, the dust is easily to be more easily impacted by the coal flow in the curve 401, and the dust is more easily impacted by the curve 401, and the dust is not easily falls down in the curve 401, and the curve has a small dust discharge grooves are more easily impacted by the curve, and the dust is more easily and the dust is easily blocked in the curve 401, and the dust is not easily and the dust is easily and has a dust is more and has a dust safety production. Therefore, the reliability of the use of the curve coal dropping pipe is further improved, dust carried in coal flow is separated by arranging the dust discharging groove 401, so that accumulated coal is not easy to generate in the curve coal dropping pipe, and the occurrence of coal piling phenomenon is reduced.

In an optional implementation manner of this embodiment, the bottom end of the curved deflector 2 points to the inner wall of one side of the blanking pipe 4 with the dust discharging groove 401, the dust discharging grooves 401 on the plurality of blanking pipes 4 are aligned in sequence, the section of each dust discharging groove 401 is of a V-shaped structure, the V-shaped structure is characterized in that the upper part is wide, the lower part is narrow, dust in coal flow can easily enter the dust discharging groove 401, and the inner walls of two sides of the dust discharging groove 401 are tightened down, so that the dust is converged downwards, the dust is separated from the coal flow more easily, meanwhile, the dust discharging groove 401 of the V-shaped structure is not easy to block large-particle coal blocks, and grooves corresponding to and aligned with the blanking pipe 4 are formed in one side of the curved feeding spoon 5.

In an optional implementation manner of this embodiment, the mounting hole 501 has been seted up at curve feed spoon 5 top, mounting panel 6 installs in mounting hole 501 department, a plurality of tail 601 stretches into in the curve feed spoon 5 through mounting hole 501, the length of a plurality of tail 601 increases gradually along the radian of curve feed spoon 5, mounting panel 6 can be dismantled in this curve coal drop pipe, through dismantling mounting panel 6, change tail 601, on the one hand, can be according to the inside coal flow's of coal drop pipe flow size, change the different length and the different flexible tail 601 of different toughness, make curve feed spoon 5 adapt better the coal flow of different flow sizes, thereby make the application range of this curve coal drop pipe bigger, more nimble in use, on the other hand, the convenience is clear up and is maintained tail 601, can effectively increase the life of tail 601, reduce the cost of changing 601, in addition, set up mounting hole 501, when the inside jam of curve coal drop pipe, the convenience is dredged its inside through mounting hole 501.

When the coal separator is used, coal is conveyed into the coal hopper 3 through the feeding belt, the head shield 1 is arranged on the coal hopper 3, so that coal can be effectively guaranteed to be completely collected into the coal hopper 3, coal is prevented from falling, the burden of later cleaning is reduced, under the guidance of the curve guide plate 2, the coal flow is attached to the pipe wall of the coal hopper 4 and slides downwards, the curve guide plate 2 is arranged, the coal entering the coal hopper 3 is guided by the curve guide plate 2, the impact of the coal flow on the coal hopper 3 is reduced, the coal hopper 3 is protected, the service life of the curve coal pipe is prolonged, the coal flow is arranged in the pipe wall of the coal hopper 4 and falls into the dust discharge groove 401, the dust in the coal flow is prevented from falling into the dust discharge groove 401 by arranging the dust discharge groove 401 on the pipe wall of the coal hopper 4, the coal flow is prevented from falling into the dust discharge groove 401, the coal is prevented from being easily impacted by the curve coal hopper 401, the coal flow is prevented from further from falling into the curve pipe 5, the coal is prevented from being further impacted by the curve coal hopper 401, the coal is prevented from falling into the curve coal hopper 5, the curve is prevented from being further impacted by the curve coal hopper, the coal hopper is prevented from falling into the curve hopper 5, the curve coal hopper is prevented from being further is prevented from falling into the curve hopper, the curve hopper is prevented from being impacted into the curve hopper is further is prevented from being polluted, the curve hopper is prevented from being separated from falling into the coal hopper is further is prevented from being discharged, the coal hopper is discharged, the coal is discharged into the coal is discharged, when the coal flows through the curve feeding spoon 5, the tailing 601 can be pressed on the coal flows, the speed of the coal flows is reduced, and then the impact of the coal flows on the material receiving belt is reduced, so that the curve coal dropping pipe is more reliable in use, when the coal flows are discharged by the curve feeding spoon 5, the coal flows in discrete states are collected by the gland of the tailing 601, granular coal is not easy to splash everywhere when the coal reaches the material receiving belt, dust-shaped coal is not easy to float everywhere, and the pollution to the surrounding environment is reduced, so that the curve coal dropping pipe is more environment-friendly in use, and the coal falls into the material receiving belt through the curve feeding spoon 5.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. Curve coal breakage pipe, including head guard shield (1), coal breakage fill (3), blanking pipe (4) and curve feed spoon (5), its characterized in that: the utility model discloses a coal feeder, including coal hopper (3), head guard shield (1), mounting panel (6) are fixed with in head guard shield (1), the lower half of curve guide plate (2) is located coal hopper (3), coal hopper (3) are hopper-shaped structure, a plurality of coal hopper (3) bottom is connected gradually in coal hopper (3), the tip of one coal hopper (4) of coal hopper (3) is kept away from in curve feed spoon (5) connection, be fixed with mounting panel (6) through the bolt on curve feed spoon (5), mounting panel (6) bottom is located curve feed spoon (5) and installs a plurality of flexible tail (601).

2. The curved coal chute according to claim 1, wherein: the head shield (1) is of an inverted frame structure, the head shield (1) is integrally covered at the top of the coal hopper (3), and a feeding door (101) for the end part of the feeding belt to extend into is arranged at one end of the head shield (1).

3. The curved coal chute according to claim 1, wherein: a plurality of strip-shaped blocking curtains (102) are arranged at the feeding door (101) at equal intervals.

4. The curved coal chute according to claim 1, wherein: the upper opening of the coal dropping hopper (3) is quadrilateral, the lower opening of the coal dropping hopper (3) is octagonal, the section of the material dropping pipe (4) is octagonal, the material dropping pipe (4) is connected with the coal dropping hopper (3) and adopts a streamline structure, the whole of a plurality of material dropping pipes (4) is of an arc structure, and a plurality of dust discharging grooves (401) are formed in the inner wall of one side of each of the plurality of material dropping pipes (4).

5. The curved coal chute as recited in claim 4, wherein: the bottom end of the curve guide plate (2) points to the inner wall of one side of the blanking pipe (4) with the dust discharging groove (401), the dust discharging grooves (401) on the plurality of blanking pipes (4) are aligned in sequence, the cross sections of the dust discharging grooves (401) are of V-shaped structures, and grooves which correspond to and are aligned with the blanking pipes (4) are formed in one side of the curve feeding spoon (5).

6. The curved coal chute according to claim 1, wherein: the mounting hole (501) has been seted up at curve feed spoon (5) top, and mounting panel (6) are installed in mounting hole (501) department, and in a plurality of tailing (601) stretched into curve feed spoon (5) through mounting hole (501), the length of a plurality of tailing (601) was progressively increased in proper order along the radian of curve feed spoon (5).