CN220437925U - Coal system appearance breaker - Google Patents

Abstract

The utility model belongs to the technical field of coal processing, in particular to a coal sample preparation crushing device, which comprises a crushing box, a hopper welded at the top of the crushing box, a crushing roller arranged in the crushing box, a soot blowing component arranged on the crushing box and positioned between the crushing roller and the material guiding plate, wherein two oppositely arranged material guiding plates are welded below the crushing roller in the crushing box, and the inner wall of the crushing box is positioned below the material guiding plate and is inserted with a material box; through setting up soot blowing subassembly, when the carousel is rotatory through round pin axle promotion filter screen along casing A, the filter screen drives the siphunculus through the connecting plate and swings for change operation angle and scope, realize removing dust, reduce air pollution and potential safety hazard.

Description

Coal system appearance breaker

Technical Field

The utility model belongs to the technical field of coal treatment, and particularly relates to a coal sample preparation crushing device.

Background

Coal is a solid combustible mineral which is buried underground by ancient plants and gradually undergoes complex biochemical and physical-chemical changes, and in the process of preparing samples, as the whole coal mined underground is fast-assembled greatly, a crusher is often required to be used for crushing treatment, and then the subsequent treatment is carried out;

through investigation publication (bulletin) number: the non-blocking crusher device for chemical coal sample preparation disclosed by CN202220480509.0 comprises a box body, wherein a feeding mechanism is arranged on the upper surface of the box body, a guide plate is arranged in the box body, two crushing rollers are arranged in the box body, a driving mechanism is arranged outside the box body, and a conveying mechanism and other technical schemes are arranged in the box body, so that the crusher device has the technical effects of orderly discharging, avoiding blockage of the crusher during discharging and the like;

however, during actual use, a large amount of dust and fine flying dust can be carried while flying dust is generated through crushed coal, and although the blocking mechanism is designed at the material opening in the patent, the flying dust and the dust generated still can be accumulated in the crusher, so that when people carry out secondary feeding, the flying dust can splash outwards through the material opening, air pollution is caused, and meanwhile, the dust is easily sucked by people, and potential safety hazards exist.

In order to solve the problems, the application provides a coal sample preparation crushing device.

Disclosure of Invention

To solve the problems set forth in the background art. The utility model provides a coal sample preparation crushing device which has the characteristics of dust removal and auxiliary blanking.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the coal sample preparation crushing device comprises a crushing box, a hopper welded at the top of the crushing box, a crushing roller arranged in the crushing box, two oppositely arranged guide plates welded below the crushing roller in the crushing box, a material box inserted below the guide plates on the inner wall of the crushing box, and a soot blowing assembly arranged on the crushing box and positioned between the crushing roller and the guide plates;

the dust blowing assembly comprises a shell A welded in a surface mounting groove of a crushing box and positioned between the crushing roller and a guide plate, a filter screen fixedly arranged in an air port on the other side of the surface of the crushing box, and a rotary table rotationally connected in the shell A, wherein a pin shaft is rotationally connected to one side of the surface of the rotary table, the surface of the pin shaft is sleeved with the filter screen in a sliding manner, a connecting plate is welded on one side of the filter screen, a connecting shaft is fixedly sleeved on the center of the surface of the filter screen, the filter screen is rotationally connected with the inner wall of the shell A through the connecting shaft, a through pipe is welded on one side of the connecting plate far away from the filter screen, a spray head of a plurality of horizontal sealing plates is fixedly arranged on the surface of the through pipe, a corrugated hose is fixedly arranged on one side of the through pipe, one end of the corrugated hose far away from the connecting plate is connected with an air pipe through a flange, one end of the corrugated hose is far from the corrugated hose is fixedly connected with the inner wall of the shell A, and one end of the air pipe far from the corrugated hose extends out of the shell A.

As the coal sample preparation crushing device, preferably, one side of the shell A inserted into the crushing box is of a half-arc structure, the through pipe is connected in a through groove formed in the cambered surface of the shell A in a sliding mode, baffle plates of half-ring structures are welded on two sides of the surface of the through pipe, corresponding to the through groove of the shell A, of the through pipe, and the baffle plates are connected to the inner wall of the shell A in a sliding mode.

As the coal sample preparation crushing device, preferably, one side of the surface of the shell A is fixedly provided with the motor A, one end of the motor A inserted into the shell A is fixedly provided with the half gear A, one side of the half gear A is connected with the transmission gear A in a meshed manner, one end of the transmission gear A is rotatably connected to the inner wall of the shell A, and the other end of the transmission gear A is fixedly connected with one end of the turntable.

As the coal sample preparation crushing device, preferably, a guide groove is formed in the position, corresponding to the pin shaft, of the surface of the filter screen, and the surface of the pin shaft is connected to the inner wall of the pin shaft in a sliding manner.

The coal sample preparation crushing device preferably further comprises a blanking component arranged on one side of the surface of the hopper;

the blanking assembly is welded to a shell B on one side of the surface of the hopper and a transmission gear B rotationally connected in the shell B, tooth bars are connected to two sides of the surface of the transmission gear B in a meshed mode, one side of each tooth bar is connected in a socket formed in a position corresponding to the surface of the hopper in a sliding mode, and the tooth bars are inserted into the hopper through the socket.

As the coal sample preparation crushing device, preferably, a motor B is fixedly arranged on one side of the surface of the shell B, a driving gear is fixedly arranged at one end of the motor B inserted into the shell B, the driving gear is connected with one side of the surface of the driving gear in a meshed manner, and the driving gear is fixedly sleeved on the surface of a rotating shaft of the transmission gear B.

As the coal sample preparation crushing device, preferably, torsion spring seats are rotatably sleeved at the positions of the two ends of the rotating shaft of the transmission gear B corresponding to the inner wall of the shell B, and the torsion spring seats are fastened on the inner wall of the shell B through bolts.

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

through setting up soot blowing subassembly, when the carousel is rotatory through round pin axle promotion filter screen along casing A, the filter screen drives the siphunculus through the connecting plate and swings for change operation angle and scope, realize removing dust, reduce air pollution and potential safety hazard.

Through setting up unloading subassembly, drive gear B can promote the rack and do relative motion along the hopper when rotatory, makes the top rack open, and coal gets into this moment, and when drive gear B counter-rotating, the top rack is closed, and the rack of transferring opens, when realizing quantitative unloading, can keep the seal to the hopper, reduces the dust and overflows.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the inside of the crushing box according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model between a hopper and a blanking assembly;

FIG. 4 is a schematic view showing the structure of the inside of the housing A according to the present utility model;

fig. 5 is a schematic structural diagram between a motor a and a connecting plate in the present utility model;

in the figure:

1. a crushing box; 2. a hopper; 3. a magazine; 4. a crushing roller; 5. a material guide plate; 6. a soot blowing assembly; 7. a blanking assembly;

61. a housing A; 62. an air pipe; 621. a corrugated hose; 63. a motor A; 631. a turntable; 632. a pin shaft; 633. a half gear A; 634. a transmission gear A; 64. a filter screen; 65. a connecting plate; 651. a baffle; 66. a through pipe; 67. a spray head;

71. a motor B; 72. a housing B; 73. a transmission gear B; 74. a half gear B; 75. a toothed bar; 76. a drive gear; 77. torsion spring seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-5;

the utility model provides a coal system appearance breaker, includes broken case 1, welds the hopper 2 at broken case 1 top and installs the crushing roller 4 in broken case 1, and the below welding that is located crushing roller 4 in broken case 1 has two stock guide 5 of opposition setting to the below that broken case 1 inner wall is located stock guide 5 has pegged graft material box 3.

In this embodiment: dumping coal into the crushing box 1 through the hopper 2, controlling the crushing roller 4 to operate through external driving equipment, crushing the coal, guiding the crushed coal through the guide plate 5, and finally discharging, wherein the material box 3 is used for collecting the crushed coal in a concentrated manner; however, during actual use, a large amount of dust and fine flying dust can be carried while flying dust is generated through crushed coal, and although the blocking mechanism is designed at the material opening in the patent, the flying dust and the dust generated still can be accumulated in the crusher, so that when people carry out secondary feeding, the flying dust can splash outwards through the material opening, air pollution is caused, and meanwhile, the dust is easily sucked by people, and potential safety hazards exist.

It should be noted that: the power equipment involved in the product is powered by an external power supply.

The coal sample preparation crushing device further comprises a soot blowing component 6 which is arranged on the crushing box 1 and is positioned between the crushing roller 4 and the material guiding plate 5;

the soot blowing assembly 6 comprises a shell A61 welded in a surface mounting groove of the crushing box 1 and positioned between the crushing roller 4 and the material guide plate 5, a filter screen 64 fixedly arranged in a tuyere at the other side of the surface of the crushing box 1, and a rotary table 631 rotatably connected in the shell A61, wherein a pin shaft 632 is rotatably connected to one side of the surface of the rotary table 631, the filter screen 64 is sleeved on the surface sliding sleeve of the pin shaft 632, a connecting plate 65 is welded on one side of the filter screen 64, a connecting shaft is fixedly sleeved on the center of the surface of the filter screen 64, the filter screen 64 is rotatably connected with the inner wall of the shell A61 through the connecting shaft, a through pipe 66 is welded on one side of the connecting plate 65 far from the filter screen 64, a nozzle 67 with a plurality of horizontal sealing plates is fixedly arranged on one side of the through pipe 66, a corrugated hose 621 is fixedly arranged on one side of the connecting plate 65, one end of the corrugated hose 621 far from the connecting plate 65 is connected with an air pipe 62 through a flange, one end of the air pipe 62 far from the corrugated hose 621 is fixedly connected with the inner wall of the shell A61, and one end of the air pipe 62 far from the corrugated hose 621 is extended out of the shell A61.

In this embodiment: the air pipe 62 is connected with an external air pump in advance, air is supplied to the connecting plate 65 through the air pump, and the air is sprayed out through the spray head 67, so that flying dust in the crushing box 1 is filtered and discharged through the filter screen 64, and when the rotary table 631 rotates, the filter screen 64 is pushed to rotate along the shell A61 through the pin shaft 632, and meanwhile, the filter screen 64 drives the through pipe 66 to swing through the connecting plate 65, so that the operation angle and range are changed, dust removal is realized, and air pollution and potential safety hazards are reduced.

It should be noted that: the filter screen 64 can be connected with an external air duct so as to convey flying dust, avoid the flying dust from overflowing and ensure the air quality.

In an alternative embodiment, one side of the shell A61 inserted into the crushing box 1 is of a semi-arc structure, the through pipe 66 is slidably connected in a through groove formed in the arc surface of the shell A61, two sides of the surface of the through pipe 66 corresponding to the through groove of the shell A61 are welded with baffle plates 651 of semi-ring structures, and the baffle plates 651 are slidably connected to the inner wall of the shell A61.

In this embodiment: in combination with the above, the through pipe 66 can be turned over and simultaneously drive the baffle 651 to move synchronously, so that the baffle 651 can always shield the through groove of the shell A61, and dust is prevented from entering.

In an alternative embodiment, a motor a63 is fixedly arranged on one side of the surface of the casing a61, a half gear a633 is fixedly arranged at one end of the motor a63 inserted into the casing a61, a transmission gear a634 is connected to one side of the half gear a633 in a meshed manner, one end of the transmission gear a634 is rotatably connected to the inner wall of the casing a61, and the other end of the transmission gear a634 is fixedly connected with one end of the turntable 631.

In this embodiment: the motor a63 drives the half gear a633 to rotate during operation, so that the half gear a633 drives the rotary table 631 to synchronously rotate through the transmission gear a634, and meanwhile, the rotary table 631 intermittently rotates, so that the through pipe 66 is reciprocated, and the operation range is enlarged.

In an alternative embodiment, the surface of the screen 64 has guide grooves at positions corresponding to the pins 632, and the surface of the pins 632 is slidably coupled to the inner wall of the pins 632.

In this embodiment: this design is used to ensure flexibility of movement between the screen 64 and the pin 632, avoiding jamming.

In combination with the above, the feeding device further comprises a feeding component 7 arranged on one side of the surface of the hopper 2;

the blanking assembly 7 is welded on a shell B72 on one side of the surface of the hopper 2 and a transmission gear B73 rotatably connected in the shell B72, a toothed bar 75 is connected to two sides of the surface of the transmission gear B73 in a meshed mode, one side of the toothed bar 75 is connected in a socket formed in a position corresponding to the surface of the hopper 2 in a sliding mode, and the toothed bar 75 is inserted into the hopper 2 through the socket.

In this embodiment: the gear B73 can push the toothed bar 75 to do relative motion along the hopper 2 when rotating, so that the toothed bar 75 at the upper part is opened, coal enters at the moment, when the gear B73 reversely rotates, the toothed bar 75 at the upper part is closed, the toothed bar 75 at the lower part is opened, and the quantitative blanking is realized, and meanwhile, the sealing of the hopper 2 can be kept, so that the dust overflow is reduced.

In an alternative embodiment, a motor B71 is fixedly arranged on one side of the surface of the housing B72, a driving gear 76 is fixedly arranged at one end of the motor B71 inserted into the housing B72, the driving gear 76 is connected with one side of the surface of the driving gear 76 in a meshed manner, and the driving gear 76 is fixedly sleeved on the surface of the rotating shaft of the transmission gear B73.

In this embodiment: when the motor B71 works, the driving gear 76 is driven to rotate, so that the driving gear 76 drives the transmission gear B73 to rotate through the half gear B74, and accordingly the toothed bar 75 is controlled to be opened and closed, and the blanking work is assisted by people.

In an alternative embodiment, torsion spring seats 77 are rotatably sleeved at positions corresponding to the inner wall of the shell B72 at two ends of the rotating shaft of the transmission gear B73, and the torsion spring seats 77 are fastened on the inner wall of the shell B72 through bolts.

In this embodiment: in combination with the above, when the driving gear 76 is separated from the half gear B74 by rotation, the torsion spring in the torsion spring seat 77 is forced to rebound to pull the toothed bar 75 for resetting, so as to close the hopper 2 and assist people in discharging.

It should be noted that: the above operation mode can assist in opening and closing the toothed bar 75, compared with the above patent, thereby facilitating the feeding and discharging process.

The working principle and the using flow of the utility model are as follows: the air pipe 62 is connected with an external air pump in advance, air is supplied to the connecting plate 65 through the air pump, and the air is sprayed out through the spray head 67, so that flying dust in the crushing box 1 is filtered and discharged through the filter screen 64, the rotary disk 631 drives the filter screen 64 to rotate along the shell A61 through the pin shaft 632 when rotating, the filter screen 64 drives the through pipe 66 to swing through the connecting plate 65 for changing the operation angle and range, dust removal is achieved, the motor A63 drives the half gear A633 to rotate when operating, the half gear A633 drives the rotary disk 631 to synchronously rotate through the transmission gear A634, the rotary disk 631 is enabled to intermittently rotate, the through pipe 66 is enabled to swing reciprocally, the operation range is enlarged, the motor B71 drives the driving gear 76 to rotate when operating, the driving gear B73 drives the transmission gear B73 to rotate through the half gear B74, the gear B73 can drive the toothed bar 75 to relatively move along the hopper 2 when rotating, the upper toothed bar 75 is opened, coal enters when the transmission gear B73 reversely rotates, the upper toothed bar 75 is closed, the lower toothed bar 75 is opened, quantitative discharging is achieved, and meanwhile, the dust can be kept sealed, and the dust can be reduced.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a coal system appearance breaker, is in including broken case (1), welding hopper (2) at broken case (1) top and install broken roller (4) in broken case (1), be located in broken case (1) the below welding of broken roller (4) has two stock guide (5) that set up in opposition, and broken case (1) inner wall is located stock guide (5) below grafting has magazine (3), its characterized in that: the dust blowing assembly (6) is arranged on the crushing box (1) and positioned between the crushing roller (4) and the material guiding plate (5);

the soot blowing assembly (6) comprises a shell A (61) welded in a surface mounting groove of the crushing box (1) and positioned between the crushing roller (4) and the material guide plate (5), a filter screen (64) fixedly arranged in a tuyere at the other side of the surface of the crushing box (1) and a rotary table (631) rotationally connected in the shell A (61), a pin shaft (632) is rotationally connected to one side of the surface of the rotary table (631), the filter screen (64) is sleeved on the surface of the pin shaft (632) in a sliding manner, a connecting plate (65) is welded on one side of the filter screen (64), a connecting shaft is fixedly sleeved at the center of the surface of the filter screen (64), the filter screen (64) is rotationally connected with the inner wall of the shell A (61) through the connecting shaft, a through pipe (66) is welded on one side of the connecting plate (65) far away from the filter screen (64), a plurality of horizontal sealing plates (67) are fixedly arranged on the surface of the through pipe (66), a corrugated hose (621) is fixedly arranged on one side of the surface of the connecting plate (65) positioned on one side of the through pipe (66), one end of the connecting plate (65) far away from the hose (621) is fixedly connected with one end (62) of the hose (62) far from the hose (61) through the inner wall (61), and an end of the air pipe (62) remote from the corrugated hose (621) extends outside the housing a (61).

2. The coal sample breaker of claim 1 wherein: one side of the shell A (61) inserted into the crushing box (1) is of a semi-arc structure, the through pipe (66) is in sliding connection with a through groove formed in the arc surface of the shell A (61), two sides of the surface of the through pipe (66) corresponding to the through groove of the shell A (61) are welded with baffle plates (651) of semi-annular structures, and the baffle plates (651) are in sliding connection with the inner wall of the shell A (61).

3. The coal sample breaker of claim 1 wherein: the motor A (63) is fixedly arranged on one side of the surface of the shell A (61), one end of the motor A (63) inserted into the shell A (61) is fixedly provided with a half gear A (633), one side of the half gear A (633) is connected with a transmission gear A (634) in a meshed mode, one end of the transmission gear A (634) is rotatably connected with the inner wall of the shell A (61), and the other end of the transmission gear A (634) is fixedly connected with one end of the rotary table (631).

4. The coal sample breaker of claim 1 wherein: the surface of the filter screen (64) is provided with a guide groove at a position corresponding to the pin shaft (632), and the surface of the pin shaft (632) is connected with the inner wall of the pin shaft (632) in a sliding way.

5. The coal sample breaker of claim 1 wherein: the blanking assembly (7) is arranged on one side of the surface of the hopper (2);

unloading subassembly (7) welding is in casing B (72) of hopper (2) surface one side and rotate and connect transmission gear B (73) in casing B (72), transmission gear B (73) surface both sides meshing is connected with rack bar (75), one side sliding connection of rack bar (75) is in the socket that the hopper (2) surface corresponds the position department and offer, and rack bar (75) are passed through this socket and are inserted in hopper (2).

6. The coal sample breaker of claim 5 wherein: the motor B (71) is fixedly arranged on one side of the surface of the shell B (72), a driving gear (76) is fixedly arranged at one end of the motor B (71) inserted into the shell B (72), the driving gear (76) is connected with one side of the surface of the driving gear (76) in a meshed mode, and the driving gear (76) is fixedly sleeved on the surface of a rotating shaft of the transmission gear B (73).

7. The coal sample breaker of claim 6 wherein: torsion spring seats (77) are rotatably sleeved at the positions, corresponding to the inner wall of the shell B (72), of the two ends of the rotating shaft of the transmission gear B (73), and the torsion spring seats (77) are fastened on the inner wall of the shell B (72) through bolts.