CN210239666U

CN210239666U - Coal plough float coal is from clearing device

Info

Publication number: CN210239666U
Application number: CN201921092589.7U
Authority: CN
Inventors: Tao Xu; 徐涛
Original assignee: Anhui Saiwei Conveyor Equipment Co ltd
Current assignee: Anhui Saiwei Conveyor Equipment Co ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-04-03
Anticipated expiration: 2029-07-12

Abstract

The utility model discloses a float coal self-cleaning device of a coal planer, which comprises a chute of a scraper conveyor, coal plough sliding shoe and clearance actuating mechanism, scraper conveyor chute includes two parallel arrangement's curb plate and wear-resisting bottom plate, two curb plates are connected through wear-resisting bottom plate and are fixed into a scraper conveyor chute that is U type groove shape, the coal charge on the wear-resisting bottom plate is carried with the scraper blade of rigid coupling on drive chain through the drive chain of wear-resisting bottom plate upper surface, coal plough sliding shoe slides and realizes the linear mining of coal plough to the colliery on a curb plate, a side rigid coupling that coal plough sliding shoe gos forward has the connecting plate, a side that the connecting plate gos forward rotates and is connected with the clearance axle, the terminal surface rigid coupling that the connecting plate was kept away from to the clearance axle has the drill bit, clearance actuating mechanism is broken through the rotation that drives clearance axle and drill bit and is located accumulational float coal in the place ahead scraper conveyor.

Description

Coal plough float coal is from clearing device

Technical Field

The utility model belongs to the technical field of colliery is mining transportation under the pit, particularly, be a coal plough float coal self-cleaning device.

Background

Coal mining of the coal planer is a process of cutting coal planer by driving a planer head on a walking slideway (the slideway is generally a side plate of a scraper conveyor chute) to slide back and forth through uninterrupted reciprocating circular operation of a planer chain, a sliding shoe of the coal planer head coal planer is in contact with the walking slideway and slides on the slideway, the phenomenon that the planer head stops intermittently or stops too late easily occurs in advancing coal planer is discovered through underground coal mining, analysis reasons prove that float coal and other impurities exist in the slideway, when the planer head advances, the float coal and the impurities are continuously accumulated in the sliding shoe position of the coal planer head coal planer and the walking slideway of the planer head, the accumulation is more, the resistance is larger, the advancing of the planer head is influenced, and the planer head cannot stop too late seriously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a solve not enough coal plough float coal from cleaning device among the prior art. In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

a float coal self-cleaning device of a coal planer, which comprises a scraper conveyor chute, a coal planer sliding shoe and a cleaning driving mechanism, the scraper conveyor chute comprises two side plates and a wear-resistant bottom plate which are arranged in parallel, the two side plates are connected and fixed into a U-shaped groove scraper conveyor chute through the wear-resistant bottom plate, the coal on the wear-resistant bottom plate is conveyed with the scraper fixedly connected on the transmission chain through the transmission chain on the upper surface of the wear-resistant bottom plate, the coal plough sliding shoe slides on one side plate to realize the linear mining of the coal plough to the coal mine, a connecting plate is fixedly connected to one advancing side surface of the coal plough sliding shoe, a cleaning shaft is rotatably connected to one advancing side surface of the connecting plate, the end face of the cleaning shaft far away from the connecting plate is fixedly connected with a drill bit, and the cleaning driving mechanism is located in a chute of the scraper conveyor in front of the chute and used for crushing float coal accumulated in the chute by driving the cleaning shaft and the drill bit to rotate.

Further inject, the drill bit includes a plurality of triangle of rigid coupling in clearance axle terminal surface in circumference, and a plurality of triangles are whole to be the toper.

Further limit, the surface of the cleaning shaft is fixedly connected with blades which are in one-to-one correspondence with the set square along the axial direction of the cleaning shaft, and the blades and the corresponding set square are of an integrated structure.

Further limiting, the front side and the rear side of the coal plough sliding shoe are rotatably connected with the cleaning shaft through connecting plates.

Further inject, clearance actuating mechanism includes servo motor and links the axle, the servo motor rigid coupling is in one the connecting plate is close to another on the lateral wall of connecting plate, servo motor's output shaft rigid coupling has drive gear, it is located between two connecting plates to link the axle, links the axle both ends all run through the connecting plate and respectively with the clearance axle rigid coupling that corresponds, link epaxial rigid coupling have with drive gear meshed's driven gear.

Further inject, two the rigid coupling has the protection casing between the connecting plate, wherein servo motor, drive gear, connecting shaft and driven gear all are located the protection casing.

Has the advantages that:

1. when the sliding shoe of the coal plough drives the coal plough to move forward for coal plough, the cleaning driving mechanism drives the cleaning shaft to rotate, and the drill bit on the end surface of the cleaning shaft crushes float coal and other impurities accumulated in the scraper type chute in front of the cleaning shaft, so that the forward resistance of the sliding shoe of the coal plough is reduced, and the coal plough cannot stop due to large resistance;

2. the rotation of a plurality of blades on the surface of the cleaning shaft drives the float coal crushed by the drill bit to the middle part of the chute, so that the float coal can be normally conveyed away.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a view showing the structure of the present invention;

FIG. 2 is a structural view of a cleaning shaft of the present invention;

the main element symbols are as follows:

the coal plough comprises a coal plough sliding shoe 1, a side plate 2, a wear-resistant bottom plate 3, a transmission chain 4, a scraper 5, a connecting plate 6, a cleaning shaft 7, a drill bit 8, a triangular plate 9, a blade 10, a servo motor 11, a driving gear 12, a connecting shaft 13 and a driven gear 14.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in fig. 1-2, the float coal self-cleaning device of the coal plough comprises a scraper conveyor chute, coal plough sliding shoe 1 and clearance actuating mechanism, scraper conveyor chute includes two parallel arrangement's curb plate 2 and wear-resisting bottom plate 3, two curb plates 2 connect through wear-resisting bottom plate 2 and fix into a scraper conveyor chute that is U type groove shape, the coal charge on the wear-resisting bottom plate 3 is carried through the drive chain 4 of 3 upper surfaces of wear-resisting bottom plate and scraper blade 5 of rigid coupling on drive chain 4, coal plough sliding shoe 1 slides and realizes the linear mining of coal plough to the colliery on a curb plate 2, a side rigid coupling that coal plough sliding shoe 1 gos forward has connecting plate 6, a side that connecting plate 6 gos forward rotates and is connected with clearance axle 7, the terminal surface rigid coupling that connecting plate was kept away from to clearance axle 7 has drill bit 8, clearance actuating mechanism is broken through the rotation that drives clearance axle 7 and drill bit 8 and is located accumulational float coal in the place ahead scraper conveyor chute.

In this embodiment, the drill bit 8 includes that a plurality of rigid coupling is in the set square 9 of 7 terminal surfaces of clearance axle in circumference, and a plurality of set squares 9 are whole to be the toper, and clearance axle 7 surface is followed its axial rigid coupling have with set square 9 one-to-one's blade 10, blade 10 and corresponding set square 9 formula structure as an organic whole. When coal plough 1 drives the coal plough and advances the coal plough, clearance actuating mechanism drives clearance axle 7 and rotates, the drill bit 8 of clearance axle 7 terminal surface will be located accumulational float coal and other impurity in its place ahead scraper chute and carry out the breakage, the resistance that the coal plough piston gos forward has been alleviateed, make the coal plough can not stop because of great resistance, the rotation of a plurality of blades on clearance axle 7 surface will be dialled scraper conveyor chute middle part by the broken float coal of drill bit 8, make these float coals can normally transmit away.

In this embodiment, the front side and the rear side of the coal plough sliding shoe 1 are rotatably connected with the cleaning shaft 7 through the connecting plates 6, the movement resistance can be reduced by the rotation of the corresponding cleaning shaft 7 regardless of the forward movement or the backward movement of the coal plough sliding shoe 1, the cleaning driving mechanism includes a servo motor 11 and a connecting shaft 13, the servo motor 11 is fixedly connected to the side wall of one connecting plate 6 close to the other connecting plate 6, a driving gear 12 is fixedly connected to an output shaft of the servo motor 11, the connecting shaft 13 is located between the two connecting plates 6, two ends of the connecting shaft 13 penetrate through the connecting plates 6 and are respectively fixedly connected with the corresponding cleaning shaft 7, a driven gear 14 meshed with the driving gear 12 is fixedly connected to the connecting shaft 13, a protective cover (not shown in the figure) is fixedly connected between the two connecting plates 6, and the servo motor 11, the driving gear 12, the connecting shaft 13 and the driven gear 14.

It is right above the utility model provides a coal plough float coal is from clearing device introduces in detail. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A float coal self-cleaning device of a coal planer, which comprises a scraper conveyor chute, a coal planer sliding shoe and a cleaning driving mechanism, the scraper conveyor chute comprises two side plates and a wear-resistant bottom plate which are arranged in parallel, the two side plates are connected and fixed into a U-shaped groove scraper conveyor chute through the wear-resistant bottom plate, the coal on the wear-resistant bottom plate is conveyed with the scraper fixedly connected on the transmission chain through the transmission chain on the upper surface of the wear-resistant bottom plate, the coal plough sliding shoe slides on one side plate to realize the linear mining of the coal plough to the coal mine, it is characterized in that a connecting plate is fixedly connected with one advancing side surface of the coal plough sliding shoe, a cleaning shaft is rotatably connected with one advancing side surface of the connecting plate, the end face of the cleaning shaft far away from the connecting plate is fixedly connected with a drill bit, and the cleaning driving mechanism is located in a chute of the scraper conveyor in front of the chute and used for crushing float coal accumulated in the chute by driving the cleaning shaft and the drill bit to rotate.

2. The coal plough float coal self-cleaning device as claimed in claim 1, wherein the drill head comprises a plurality of triangular plates fixed to the end face of the cleaning shaft in the circumferential direction, and the plurality of triangular plates are tapered as a whole.

3. The self-cleaning device for float coal of coal plough as claimed in claim 2, wherein the cleaning shaft surface is fixedly connected with blades corresponding to the set square in a one-to-one manner along the axial direction, and the blades and the corresponding set square are of an integrated structure.

4. The coal plough float coal self-cleaning device as claimed in claim 1, wherein the front and rear sides of the plough shoe are rotatably connected with the cleaning shaft through connecting plates.

5. The self-cleaning device for float coal of coal plough as claimed in claim 4, wherein the cleaning driving mechanism comprises a servo motor and a connecting shaft, the servo motor is fixedly connected to a side wall of one of the connecting plates adjacent to the other connecting plate, a driving gear is fixedly connected to an output shaft of the servo motor, the connecting shaft is located between the two connecting plates, both ends of the connecting shaft penetrate through the connecting plates and are respectively fixedly connected with the corresponding cleaning shafts, and a driven gear meshed with the driving gear is fixedly connected to the connecting shaft.

6. The coal plough float coal self-cleaning device as claimed in claim 5, wherein a shield is fixedly connected between the two connecting plates, and the servo motor, the driving gear, the connecting shaft and the driven gear are all positioned in the shield.