CN-224214171-U - Fully-mechanized caving mining intelligent coal caving mechanism

CN224214171UCN 224214171 UCN224214171 UCN 224214171UCN-224214171-U

Abstract

The utility model discloses an intelligent coal discharging mechanism for fully-mechanized caving mining, which relates to the technical field of fully-mechanized caving mining and comprises a tail beam, wherein one side of the top surface of the tail beam is provided with a coal discharging opening penetrating through the bottom surface, the bottom surface of the tail beam is provided with a mounting groove, a baffle is arranged in the coal discharging opening, the top surface of the baffle is the same as the top surface of the tail beam in horizontal height, the periphery of the baffle is abutted against the inner wall of the coal discharging opening, the coal discharging opening is conveniently opened during caving coal by matching the tail beam with the baffle, the precision and the efficiency of the coal discharging operation are improved, the function of conveniently caving coal can be realized, the dredging of the coal discharging opening and the sealing baffle are conveniently controlled by matching a dredging rod with a transmission system, the working efficiency during caving coal is improved, the function of dredging the coal discharging opening can be realized, the problems of low coal discharging control precision, easiness in blocking and the like of the traditional coal discharging mechanism are finally solved, and the efficiency and the reliability of fully-mechanized caving mining are improved.

Inventors

LIU HUACHENG
SHI WENJIE
Pei Aiyuan
GUO MING
He Zhenjin

Assignees

同煤大唐塔山煤矿有限公司

Dates

Publication Date: 20260508
Application Date: 20250613

Claims (4)

1. An intelligent fully-mechanized caving mining coal caving mechanism comprises a tail beam (1) and is characterized in that a coal caving opening (2) penetrating through the bottom surface is formed in one side of the top surface of the tail beam (1), an installation groove is formed in the bottom surface of the tail beam (1), a baffle plate (3) is arranged in the coal caving opening (2), the top surface of the baffle plate (3) is the same as the top surface of the tail beam (1) in horizontal height, and the periphery of the baffle plate (3) is in butt joint with the inner wall of the coal caving opening (2); The other side of the baffle plate (3) is fixedly connected with a first rotary rod (4), the first rotary rod (4) penetrates through the rear end of the baffle plate (3) and is spliced with the inner wall of the tail beam (1), and the front end of the first rotary rod (4) penetrates through the inner wall of the tail beam (1) and is inserted into the mounting groove; The front end of the first rotating rod (4) is fixedly connected with a first gear (5) in a mounting groove of the tail beam (1), the lower end of the first gear (5) is provided with a second gear (6), the second gear (6) is in meshed transmission with the first gear (5), the second gear (6) is fixedly connected with a first connecting rod (7), the first connecting rod (7) is rotationally connected in the mounting groove, the front end of the first connecting rod (7) is fixedly connected with a first worm wheel (8), the other side of the first worm wheel (8) is provided with a first worm (9), the first worm (9) is in meshed transmission with the first worm wheel (8), and the first worm (9) is rotationally connected in the mounting groove; The novel tail beam is characterized in that a first motor (10) is arranged at the bottom end of the first worm (9), an output shaft of the first motor (10) is fixedly connected with the first worm (9), a first mounting seat (12) is fixedly connected to the rear end of the other side of the bottom surface of the tail beam (1), a telescopic rod (13) is movably hinged to the first mounting seat (12), a second mounting seat (14) is movably hinged to one side of the telescopic rod (13), and the second mounting seat (14) is fixedly connected to the bottom surface of the baffle plate (3).
2. The fully-mechanized caving mining intelligent coal caving mechanism of claim 1, wherein a first protection shell (11) is fixedly connected to the bottom surface of the first motor (10), and the first protection shell (11) is fixedly connected to the bottom surface of the tail boom (1).
3. The fully-mechanized caving mining intelligent coal caving mechanism according to claim 1, wherein a plurality of equidistant mounting openings are longitudinally formed in one side of the baffle (3), a dredging rod (15) is arranged in each mounting opening, a driving groove is formed in the bottom surface of the baffle (3), a plurality of second rotating rods (16) are longitudinally fixedly connected to the middle of the dredging rod (15), two ends of each second rotating rod (16) are rotationally connected with the baffle (3), the middle of each second rotating rod (16) is arranged in each driving groove, a third gear (17) is arranged in each driving groove, the third gear (17) is fixedly connected with each second rotating rod (16), a fourth gear (18) is arranged on the other side of each third gear (17), each fourth gear (18) is in meshed transmission with each third gear (17), a second connecting rod (19) is longitudinally fixedly connected to the middle of each fourth gear (18), each second connecting rod (19) is rotationally connected in each driving groove, a second worm wheel (20) is fixedly connected to the front end of each second connecting rod (19), each second worm wheel (20) is fixedly connected to the second worm wheel (21), and each second worm wheel (21) is vertically meshed with each second worm (21).
4. The fully-mechanized caving mining intelligent coal caving mechanism according to claim 3, wherein a second motor (22) is arranged at the bottom end of the second worm (21), an output shaft of the second motor (22) is fixedly connected with the bottom surface of the second worm (21), a second protective shell (23) is fixedly connected with the bottom surface of the second motor (22), and the second protective shell (23) is fixedly connected with the bottom surface of the baffle (3).

Description

Fully-mechanized caving mining intelligent coal caving mechanism Technical Field The utility model relates to the technical field of fully-mechanized caving mining, in particular to an intelligent fully-mechanized caving mining coal caving mechanism. Background In the field of fully-mechanized caving mining, a coal caving mechanism is an important component part in the fully-mechanized caving mining device, the optimization of the coal caving mechanism has great influence on the mining efficiency of the whole coal mine, the coal caving mechanism generally comprises a tail beam, a baffle plate, a hydraulic system, a monitoring system, an operating mechanism and the like, the existing intelligent coal caving mechanism comprises the tail beam, a plugboard, a coal caving opening, the monitoring system and the control system, when fully-mechanized caving operation is carried out, the plugboard is required to extend out of the tail beam, the coal caving opening cannot be effectively dredged, the coal caving opening is easy to be blocked, the coal caving amount is difficult to accurately control in a plugboard extending mode, the accuracy and the efficiency of the coal caving operation are low, and the problems that the coal caving amount cannot be accurately controlled and the coal caving opening is easy to be blocked are solved. Disclosure of utility model The utility model aims to solve the defects in the prior art and provides an intelligent fully-mechanized caving coal caving mechanism. In order to achieve the purpose, the intelligent fully-mechanized caving mining coal caving mechanism comprises a tail beam, wherein one side of the top surface of the tail beam is provided with a coal caving hole penetrating through the bottom surface, the bottom surface of the tail beam is provided with a mounting groove, a baffle is arranged in the coal caving hole, the top surface of the baffle is the same as the top surface of the tail beam in horizontal height, and the periphery of the baffle is abutted against the inner wall of the coal caving hole. Preferably, the baffle opposite side rigid coupling has first rotary rod, first rotary rod runs through the rear end of baffle and pegging graft with the tail boom inner wall, just the front end of first rotary rod runs through the inner wall of tail boom and inserts in the mounting groove. Preferably, the front end of the first rotating rod is fixedly connected with a first gear in a mounting groove of the tail beam, the lower end of the first gear is provided with a second gear, the second gear is in meshed transmission with the first gear, the second gear is fixedly connected with a first connecting rod, the first connecting rod is rotationally connected in the mounting groove, the front end of the first connecting rod is fixedly connected with a first worm wheel, the other side of the first worm wheel is provided with a first worm, the first worm is in meshed transmission with the first worm wheel, and the first worm is rotationally connected inside the mounting groove. Preferably, the first worm bottom is equipped with first motor, first motor output shaft and first worm rigid coupling, just first motor bottom surface rigid coupling has first protective housing, first protective housing rigid coupling is in the tail boom bottom surface, the equidistant rigid coupling of tail boom bottom surface has first mount pad, first mount pad activity articulates there is the telescopic link, telescopic link one side activity articulates there is the second mount pad, the second mount pad rigid coupling is in the baffle bottom surface. Preferably, a plurality of equidistant installing ports are longitudinally formed in one side of the baffle, a dredging rod is arranged in the installing port, a driving groove is formed in the bottom surface of the baffle, a plurality of second rotating rods are longitudinally fixedly connected in the middle of the dredging rod, two ends of each second rotating rod are rotationally connected with the baffle, the middle of each second rotating rod is arranged in the driving groove, a third gear is arranged in the driving groove, the third gear is fixedly connected with the second rotating rod, a fourth gear is arranged on the other side of the third gear, the fourth gear is in meshed transmission with the third gear, a second connecting rod is longitudinally fixedly connected in the middle of the fourth gear, the second connecting rod is rotationally connected in the driving groove, a second worm wheel is fixedly connected at the front end of the second connecting rod, a second worm is arranged on the other side of the second worm wheel, the second worm is in meshed transmission with the second worm wheel, and the second worm is vertically rotationally connected in the driving groove. Preferably, the bottom end of the second worm is provided with a second motor, an output shaft of the second motor is fixedly connected with the bottom surface of the s