CN212092469U

CN212092469U - Conveyer for coal mine exploitation

Info

Publication number: CN212092469U
Application number: CN202020349220.6U
Authority: CN
Inventors: 魏彬; 张海峰; 孟凡营; 王全喜; 高敏; 刘超; 刘长春; 杨增新
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-12-08
Anticipated expiration: 2030-03-19

Abstract

The utility model provides a conveyer is used in colliery exploitation, relate to colliery exploitation apparatus technical field, including the unloading passageway, be equipped with the rubbing crusher who is used for adjusting the biggest footpath of material in the unloading passageway, rubbing crusher's discharge end is connected with follows the bold of vertical setting and divides the material part, well piece divides material part and fritter to divide the material part, the discharge end that well piece divided the material part is connected with the feed back part, the discharge end of feed back part is connected in the feed end that the bold divided the material part, and be equipped with the separation and reunion part that is used for UNICOM or separation between the discharge end that the feed end of feed back part and well piece divided the material part. The utility model solves the problem that the feeding hole is blocked by the large coal in the traditional technology, and the operator needs to crush the large coal for convenient transportation; the screening component is transversely arranged, so that the space occupation of the equipment is increased; and the problem that the coal materials with different particle sizes are mixed together to influence the use and waste of subsequent occasions.

Description

Conveyer for coal mine exploitation

Technical Field

The utility model relates to a colliery exploitation apparatus technical field, concretely relates to conveyer is used in colliery exploitation.

Background

With the rapid development of modern social economy and the continuous improvement of industrial level, industrial producers often need to use conveyors, for example, in coal production, coal is used as a necessary resource for the development of social industry, the demand of the conveyors is continuously increased, as the coal is located at a deep place under the ground surface, the mined coal needs to be conveyed to the ground surface from a mine hole in the coal mining process, at present, the coal transportation process often uses a mine car for transportation, and as the mine car needs to lay tracks in the mine hole before transportation, the mining work is troublesome, and the production cost is increased; although some coal mines can also use the belt conveyor in the process of mining at present, the outer surface of a conveying belt of the traditional belt conveyor is not provided with an anti-skid block and a baffle, so that coal can slide off in the process of conveying the coal, the production efficiency is reduced, and the waste of the coal is also caused.

The intellectual property office of china discloses a patent with application number 201520380944.6, and this patent includes bottom support, operation platform, first conveyer belt and second conveyer belt, its characterized in that: the utility model discloses a coal mining machine, including operation platform, colliery, motor, vibrator, support, bracing piece, motor, conveyer, operation platform, bottom support and operation platform link to each other, the last colliery collecting box that is equipped with of operation platform, be equipped with the colliery collecting box in the colliery collecting box, the colliery is carried the fill and is linked to each other with the pivot, be equipped with the support on the colliery collecting box, the support links to each other with the bracing piece, be equipped with the guide rail on the bracing piece, the guide rail links to each other with the motor, the motor links to each other with sweeping the coal baffle, the operation platform right-hand member is connected with first drive belt, be equipped with the bobbing machine on the first drive belt, be equipped with a cinder box under the first drive.

As the device is used in actual production, the technical shortcomings are gradually exposed, as long as the surfaces are in the following aspects:

firstly, coal is developed and then needs to be classified and exported, so that large coal is needed to be crushed in order to facilitate transportation, but when the coal is crushed, the large coal is frequently used for blocking a feed inlet, so that the large coal cannot be crushed, and a worker is required to perform auxiliary crushing on the large coal, and then the large coal is poured into a crusher for crushing, so that the process is troublesome and labor-consuming.

Secondly, when the device sieves solid coal, often carry through the belt, lengthened the transverse distance, enlarged horizontal occupation space, influenced the arrangement of equipment.

Thirdly, in the process of separating the solid blocks, the phenomenon that two kinds of coal materials with different particle sizes are mixed together due to unqualified screening often occurs, so that unqualified mixing is caused, the use in use occasions is influenced, and the phenomenon that part of raw materials are wasted due to incapability of being put into use is caused.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a transportation device for coal mine exploitation, which is used for solving the problem that the feeding hole is blocked by the large coal in the traditional technology, and the operator needs to crush the large coal for convenient transportation; the screening component is transversely arranged, so that the space occupation of the equipment is increased; and the problem that the coal materials with different particle sizes are mixed together to influence the use and waste of subsequent occasions.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a conveyer is used in colliery exploitation, includes the unloading passageway, be equipped with the rubbing crusher who is used for adjusting the biggest footpath of material in the unloading passageway, rubbing crusher's discharge end is connected with along the bold of vertical setting and divides the material part, and well piece divides material part and fritter to divide the material part, well piece divides the discharge end of material part to be connected with the feed back part, the discharge end of feed back part connect in the feed end that the bold divided the material part, just the feed end of feed back part with be equipped with the separation and reunion part that is used for UNICOM or separation between the discharge end that well piece divided the material part.

As an improved scheme, the blanking channel comprises a blanking box body, openings are formed in the upper end and the lower end of the blanking box body, the crushing roller and the adjusting roller are installed in the blanking box body in a parallel rotating mode, and the adjusting roller adjusts the distance between the adjusting roller and the crushing roller through an adjusting part.

As an improved scheme, the adjusting part comprises lead screws respectively installed on the side walls of the blanking box body in a parallel rotating mode, rectangular sliding holes are respectively formed in the two side walls of the blanking box body, sliding seats are installed in the rectangular sliding holes in a sliding mode, the two ends of the adjusting roller are respectively installed on the sliding seats in a rotating mode through rotating shafts, the sliding seats are further in threaded connection with the lead screws, and the sliding seats are driven to move in a reciprocating mode through the lead screws.

As an improved scheme, the outer walls of the blanking shell at two ends of the rectangular sliding hole are respectively and fixedly connected with a base body for supporting the lead screw, and one of the base bodies is further provided with a driving motor for driving the lead screw to rotate.

As an improved scheme, the crushing teeth are uniformly distributed on the peripheral walls of the crushing roller and the adjusting roller respectively.

As an improved scheme, the crushing teeth are arranged in a triangular shape along the longitudinal section direction.

The bulk material distributing part comprises a separating plate which is obliquely and vibrationally arranged, a material leaking hole is formed in the separating plate, and a bulk material guiding barrel is further arranged at the end part of the separating plate below the separating plate.

As an improved scheme, the medium material distribution part comprises a screening plate arranged below the separation plate in an inclined vibration mode, the screening plate and the separation plate are arranged in an opposite inclined direction, the screening plate is fixedly connected with screening protrusions in parallel along the material conveying direction, a small material guide cylinder is further arranged at the end part of the screening plate above the screening plate, and a medium material guide cylinder is further arranged at the end part of the screening plate below the screening plate.

As an improved scheme, the material returning component comprises a bucket elevator, and the output end of the medium material guiding barrel is connected with the feed end of the bucket elevator.

As an improved scheme, the discharge end of the bucket elevator is connected with a guide cylinder, the lower port of the blanking box body is communicated with the guide cylinder through a tapered cylinder body, and the outlet of the guide cylinder is positioned above the separation plate.

As an improved scheme, the clutch component comprises a sub guide plate which is obliquely and telescopically arranged on the middle material guiding barrel, a guiding hole is further formed in the middle material guiding barrel, and when the sub guide plate is in an extending state, materials are guided out along the guiding hole.

As an improved scheme, the cylinder is installed on the outer wall of the middle material guiding barrel through the supporting frame, the telescopic rod where the cylinder is located is vertically and fixedly connected with the connecting rod, and the connecting rod is fixedly connected to the bottom surface of the sub-guide plate.

As an improved scheme, one end of the guide plate, which is positioned outside the medium material guide cylinder, is fixedly connected with an extension plate, and the extension plate covers the air cylinder.

As an improved scheme, the cross section of the screening bulge part is in a right-angled triangle shape, the inclined side of the screening bulge part forms a material guiding surface, one right-angled side is a material blocking surface, and the other right-angled side is a fixing surface.

As an improved scheme, the separating plate and the screening plate are respectively and sequentially fixedly connected with a first vibrating motor and a second vibrating motor, and the two ends of the separating plate and the two ends of the screening plate are respectively and jointly installed on a rack through elastic pieces.

As a modified solution, the elastic member includes a compression spring, and is supported on the frame by the compression spring.

As an improved scheme, a support plate for supporting the compression spring is fixedly connected to the frame correspondingly, a limit protruding portion is fixedly connected to the upper surface of the support plate correspondingly to the lower surface of the separation plate and the lower surface of the screening plate respectively, and two ends of the compression spring are sleeved on the limit protruding portion correspondingly.

As an improved scheme, an inclined guide plate is fixedly connected between the screening plate and the separating plate on the rack, a discharging barrel is fixedly connected to the lower end portion of the inclined guide plate, and the discharging barrel is located above the lower end portion of the screening plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the spacing between the adjusting roller and the crushing roller is adjusted by the adjusting roller, so that the limitation on the maximum diameter of the discharged coal briquette can be realized, the crushing of the large coal briquette is realized, the volume limitation of the large coal briquette is also realized, the operation of manually crushing the large coal briquette is omitted, and the phenomenon that the feed inlet is blocked due to the fact that the large coal briquette cannot be crushed can be effectively prevented; the longitudinal arrangement of the three-stage screening components is utilized, so that the occupied area on the space is saved, the reasonable space arrangement rate of peripheral equipment is improved, the grading screening of three grades of large, medium and small coal blocks is realized, and the coal blocks with different granularities are applied to different scenes; the subsequent manual screening operation is omitted, and the labor force is saved; the two-way guide-out of the centering block materials is realized through the guide plate, the centering block materials are directly guided out through the guide plate, and unqualified materials of the centering block materials or small materials doped in the centering block materials are conveyed to the separation plate through the material return component again for secondary screening; in addition, manual labor force operation is not needed in the process, so that labor force is greatly saved, and the working efficiency is improved; the recycling is realized, and the cost is reduced; the labor force of operators is simplified; the parts are few, the working procedure is simple and convenient, and the failure rate is low; the structure is simple, and the service life is long; simple and convenient operation and control, easy large-scale manufacture and installation and wide application range.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

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

FIG. 2 is a schematic structural view of the crushing mechanism of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1;

in the figure: 1-a frame; 2-a separation plate; 3-a material leaking hole; 4-a first vibration motor; 5-compression spring; 6-a support plate; 7-large material guiding out cylinder; 8-small material guiding out cylinder; 9-medium material guiding out cylinder; 10-screening plate; 11-screening projections; 12-an inclined guide plate; 13-feeding the barrel; 14-a blanking shell; 15-a crushing roller; 16-a first drive motor; 17-a tapered cylinder; 18-a regulating roller; 19-a separating plate; 20-a lead-out hole; 21-a support frame; 22-a cylinder; 23-a connecting rod; 24-an extension plate; 25-material guiding surface; 26-material blocking surface; 27-crushing teeth; 28-seat body; 29-rectangular slide holes; 30-a sliding seat; 31-a lead screw; 32-a second drive motor; 33-a guide cylinder; 34-a second vibration motor.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 3, the transportation device for coal mine development comprises a discharging channel, a crushing mechanism for adjusting the maximum diameter of a material is arranged in the discharging channel, a discharge end of the crushing mechanism is connected with a large block material distribution component which is vertically arranged, a middle block material distribution component and a small block material distribution component, a discharge end of the middle block material distribution component is connected with a material return component, a discharge end of the material return component is connected with a feed end of the large block material distribution component, and a clutch component for communicating or separating is arranged between the feed end of the material return component and the discharge end of the middle block material distribution component.

The unloading passageway includes the unloading box, and the upper and lower both ends opening of unloading box sets up, rotates side by side in the unloading box and installs crushing roller 15 and adjusting roller 18, and adjusting roller 18 adjusts its and the interval of crushing roller 15 through adjusting part, still installs first driving motor 16 on the outer wall of unloading casing 14, and first driving motor 16 drives crushing roller 15 rotates.

The adjusting part comprises lead screws 31 which are respectively and rotatably arranged on the side walls of the blanking box body in parallel, rectangular sliding holes 29 are respectively formed in the two side walls of the blanking box body, sliding seats 30 are arranged in the rectangular sliding holes 29 in a sliding mode, two ends of the adjusting roller 18 are respectively and rotatably arranged on the sliding seats 30 through rotating shafts, the sliding seats 30 are further in threaded connection with the lead screws 31 and drive the sliding seats 30 to reciprocate through the lead screws 31, the lead screws 31 are used for conveniently driving the reciprocating movement of the adjusting roller, and the self-locking function is achieved while the distance is adjusted;

the outer walls of the blanking shell 14 at two ends of the rectangular sliding hole 29 are respectively and fixedly connected with a base 28 for supporting a lead screw 31, and one of the bases 28 is further provided with a second driving motor 32 for driving the lead screw 31 to rotate, so as to drive the driving motor.

The crushing teeth 27 are uniformly distributed on the peripheral walls of the crushing roller 15 and the adjusting roller 18, and the crushing teeth 27 are used for crushing the coal blocks.

The crushing teeth 27 are arranged in a triangular shape along the longitudinal section direction, so that the crushing efficiency is improved.

The massive material distribution component comprises a separation plate 2 which is obliquely and vibrationally arranged, a material leakage hole 3 is formed in the separation plate 2, a massive material guide-out barrel 7 is further arranged at the end part of the separation plate 2 below, and the coal material is separated by the material leakage hole 3;

the medium material distribution component comprises a screening plate 10 which is obliquely and vibrationally arranged below the separation plate 2, the screening plate 10 and the separation plate 2 are oppositely arranged in the oblique direction, a screening bulge part 11 is fixedly connected to the screening plate 10 in parallel along the material conveying direction, a small material guide cylinder 8 is arranged at the upper end part of the screening plate 10, and a medium material guide cylinder 9 is arranged at the lower end part of the screening plate 10, wherein the screening plate 10 and the separation plate 2 are oppositely inclined, so that the space is saved, and the equipment layout is more compactly arranged;

the feed back part comprises a bucket elevator, the output end of the middle material guide-out barrel 9 is connected to the feed end of the bucket elevator, the vertical arrangement of the bucket elevator is utilized, the transverse space is saved, and the device is high in working efficiency.

Of course, the material returning component can also work in an auger blade conveying mode and is not limited to a bucket elevator mode.

The discharge end of bucket elevator is connected with guide cylinder 33, and the lower port of unloading box communicates on guide cylinder 33 through tapered barrel 17, and the export of guide cylinder 33 is located the top of stripper plate 2, realizes sieving the material of defective products again, and wherein utilize the feed end of bucket elevator, can also realize leading-in screening to the unqualified material of other processings, the simple operation, if throw into from the unloading box and still need go on the operation of ascending a height, danger is big.

The clutch component comprises a guide plate 19 which is obliquely and telescopically arranged on the medium material guiding barrel 9, a guiding hole 20 is further formed in the medium material guiding barrel 9, and when the guide plate 19 is in an extending state, the material is guided out along the guiding hole 20.

The outer wall of the medium material guiding barrel 9 is provided with an air cylinder 22 through a supporting frame 21, and a telescopic rod where the air cylinder 22 is located is vertically and fixedly connected with a connecting rod 23 and is fixedly connected to the bottom surface of the sub-guide plate 19 through the connecting rod 23.

An extension plate 24 is further fixedly connected to one end, located outside the medium material guiding barrel 9, of the branch guide plate 19, the extension plate 24 covers the cylinder 22, and guiding of the materials are achieved by means of the combination of the branch guide plate 19 and the extension plate 24.

The cross section of the screening convex part 11 is in a right triangle shape, and a material guiding surface 25 is formed by the inclined edge of the screening convex part, wherein one right-angle side is a material blocking surface 26, and the other right-angle side is a fixed connection surface.

The separation plate 2 and the screening plate 10 are respectively and sequentially fixedly connected with a first vibration motor 4 and a second vibration motor 34, and two ends of the separation plate 2 and the screening plate 10 are respectively and jointly installed on a frame 1 through elastic pieces.

The difference between the screening plate 10 and the separating plate 2 lies in that the aperture on the separating plate 2 is large, the first screening is performed, the material is not easy to block the material leaking hole 3, the screening plate 10 can be used for leading out small materials, the screening plate 10 can be replaced by the structure of the separating plate 2, and the separating plate 2 can be replaced by the structure of the screening plate 10.

The elastic component comprises a compression spring 5, and is supported on the rack 1 through the compression spring 5, and the vibration efficiency is improved by utilizing the compression spring 5, so that the screening efficiency is improved.

The frame 1 is correspondingly and fixedly connected with a supporting plate 6 for supporting the compression spring 5, the upper surface of the supporting plate 6 is correspondingly and fixedly connected with the lower surface of the separating plate 2 and the lower surface of the screening plate 10 respectively with a limiting protruding part, and two ends of the compression spring 5 are correspondingly sleeved on the limiting protruding parts.

An inclined guide plate 12 is further fixedly connected between the screening plate 10 and the separating plate 2 on the frame 1, a lower charging barrel 13 is fixedly connected to the lower end portion of the inclined guide plate 12, the lower charging barrel 13 is located above the lower end portion of the screening plate 10, and the inclined guide plate 12 is used for guiding materials to the starting end of the screening plate 10.

The working principle of the device is as follows:

the materials are thrown in through the upper port of the blanking shell 14 or the feeding end of the bucket elevator, wherein the materials thrown in through the upper port of the blanking shell 14 are crushed by the crushing roller 15 and the adjusting roller 18 to limit the maximum diameter of the materials, then the crushed materials fall onto the vibrating separating plate 2, the materials smaller than the diameter of the materials are separated and fall through the material leaking hole 3, and the materials larger than the diameter of the materials are led out through the massive material leading-out cylinder 7 to be collected; wherein the materials falling through the material leakage hole 3 are collected through the inclined guide plate 12, the materials are conveyed to the initial end of the screening plate 10 through the guide cylinder 33, the small particles are gradually moved upwards by the material guide surface 25 through the vibration of the screening plate 10, the small particles are limited by the material blocking surface 26 to prevent sliding down, wherein the middle materials are limited by the volume, cannot be limited by the material blocking surface 26 of the limiting bulge part and cannot move upwards, and can only slide downwards by the vibration, wherein partial unqualified products or small particle materials fall into the middle material guide cylinder 9 together during sliding down, the selection standard of the coal materials can be determined according to the practical application occasion, when the middle materials are completely needed, the separation guide plate 19 does not need to be opened, the materials directly fall into the bucket elevator to realize secondary screening, and if the requirement on the selection standard of the materials is low, then can be through opening cylinder 22, cylinder 22 drive branch baffle 19 stretches out, and the material drops on branch baffle 19, utilizes branch baffle 19 to realize the derivation of centering block material, and then has realized accomplishing the screening work of tertiary material.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a conveyer for coal mine exploitation which characterized in that: the automatic feeding device comprises a feeding channel, wherein a crushing mechanism used for adjusting the maximum diameter of a material is arranged in the feeding channel, the discharge end of the crushing mechanism is connected with a large block distribution component which is vertically arranged, a middle block distribution component and a small block distribution component, the discharge end of the middle block distribution component is connected with a feed back component, the discharge end of the feed back component is connected with the feed end of the large block distribution component, and a clutch component used for communicating or separating is arranged between the feed end of the feed back component and the discharge end of the middle block distribution component.

2. A coal mining development transporter as claimed in claim 1, wherein: the blanking channel comprises a blanking box body, openings are formed in the upper end and the lower end of the blanking box body, the crushing roller (15) and the adjusting roller (18) are installed in the blanking box body in a parallel rotating mode, and the adjusting roller (18) adjusts the distance between the adjusting roller and the crushing roller (15) through an adjusting part.

3. A coal mining development transporter as claimed in claim 2, wherein: crushing teeth (27) are uniformly distributed on the peripheral walls of the crushing roller (15) and the adjusting roller (18) respectively.

4. A coal mining development transporter as claimed in claim 3, wherein: the bulk material distributing component comprises a separating plate (2) which is obliquely vibrated, a material leaking hole (3) is formed in the separating plate (2), and a bulk material guiding barrel (7) is further arranged at the end part of the separating plate (2) below.

5. A coal mining transportation device according to claim 4, wherein: well piece divide material part including the slope vibration set up in screening board (10) of separation board (2) below, just screening board (10) with the opposite direction of slope of separation board (2) sets up, it has screening bellying (11) still to parallel the rigid coupling along defeated material direction on screening board (10), the tip that screening board (10) is in the top still is equipped with the fritter material and derives a section of thick bamboo (8), and the tip that is in the below still is equipped with well piece material and derives a section of thick bamboo (9).

6. A coal mining transportation device according to claim 5, wherein: the feed back component comprises a bucket elevator, and the output end of the medium material guide-out barrel (9) is connected with the feed end of the bucket elevator.

7. A coal mining transportation device according to claim 6, wherein: the discharge end of the bucket elevator is connected with a guide cylinder (33), the lower port of the blanking box body is communicated with the guide cylinder (33) through a tapered cylinder body (17), and the outlet of the guide cylinder (33) is positioned above the separation plate (2).

8. A coal mining transportation device according to claim 5, wherein: the clutch component comprises a branch guide plate (19) which is obliquely and telescopically arranged on the middle material guiding barrel (9), a guiding hole (20) is further formed in the middle material guiding barrel (9), and when the branch guide plate (19) is in an extending state, materials are guided out along the guiding hole (20).

9. A coal mining development transporter as claimed in claim 8, wherein: install cylinder (22) through support frame (21) on the outer wall of a section of thick bamboo (9) is derived to well piece material, the perpendicular rigid coupling of telescopic link that cylinder (22) are located has connecting rod (23), and passes through connecting rod (23) rigid coupling in divide on the bottom surface of baffle (19), divide baffle (19) to be in well piece material is derived a section of thick bamboo (9) outside one end still rigid coupling has extension board (24), extension board (24) cover cylinder (22).

10. A coal mining transportation device according to claim 5, wherein: the cross section of the screening bulge part (11) is in a right-angled triangle shape, a material guiding surface (25) is formed by the hypotenuse of the screening bulge part, one right-angled edge is a material blocking surface (26), and the other right-angled edge is a fixing surface.