CN-122008407-A - Gangue concrete continuous mixer for coal mine with accurate raw material proportioning

CN122008407ACN 122008407 ACN122008407 ACN 122008407ACN-122008407-A

Abstract

The invention discloses a gangue concrete continuous mixer for a coal mine, which belongs to the technical field of filling coal mining and comprises a machine body and a cover plate arranged above the machine body, wherein a stirring motor is arranged on the upper Fang Luoding of the cover plate, the output end of the stirring motor is connected with a rotating shaft, and the rotating shaft is rotatably arranged in the machine body. This gangue concrete continuous mixer for colliery of accurate ratio of raw materials is carrying out the ratio to gangue concrete material and is carried, and rotatory pivot will drive the pivot and rotate in the inside of fuselage, and the pivot will drive first magnetite and baffle lateral surface installation's second magnetite and shrink the removal through the principle drive baffle that the magnetic field opposite side is inhaled afterwards, at this moment can carry the inside of fuselage with the ration of the material ration that the feed inlet carried, avoids the material to appear piling up in the inside of fuselage and influence later stage mixing stirring efficiency.

Inventors

SHI YANNAN
ZHANG WEIMIN
ZHAO JIAWEI
WANG CHENCHEN
LIANG XU

Assignees

河北工程大学

Dates

Publication Date: 20260512
Application Date: 20260320

Claims (10)

1. The gangue concrete continuous mixer for the coal mine comprises a machine body (1) and a cover plate (2) arranged above the machine body (1), wherein a stirring motor (3) is arranged on the upper Fang Luoding of the cover plate (2), the output end of the stirring motor (3) is connected with a rotating shaft (7), and meanwhile, the rotating shaft (7) is rotatably arranged in the machine body (1); the method is characterized in that: A feed inlet (4) is symmetrically arranged above the cover plate (2), and a discharge outlet (5) is arranged at the front side of the bottom of the machine body (1); The inside of apron (2) is provided with ratio unloading subassembly, and wherein ratio unloading subassembly includes two baffles (6), two baffle (6) are slidable mounting in the inside of apron (2), and the top of two baffles (6) corresponds two feed inlets (4).
2. The gangue concrete continuous mixer for coal mine with accurate raw material proportioning of claim 1 is characterized in that a vertical plate (12) is arranged on the outer side face of the rotating shaft (7), a first magnet (13) is arranged above the vertical plate (12), the first magnet (13) corresponds to a second magnet (14), and the second magnet (14) is arranged on the outer side face of the baffle plate (6).
3. The gangue concrete continuous mixer for coal mine with accurate raw material proportioning as claimed in claim 2, wherein the first magnet (13) and the second magnet (14) have opposite magnetic poles.
4. The gangue concrete continuous mixer for coal mine with accurate raw material proportioning as claimed in claim 1, wherein the inner wall of the cover plate (2) is fixedly connected with one ends of two extrusion springs (15), the two extrusion springs (15) have the same structure, and the other ends of the two extrusion springs (15) are fixedly connected with a baffle plate (6).
5. The gangue concrete continuous mixer for coal mine with accurate raw material proportioning as claimed in claim 1, wherein a transverse frame (9) is further arranged on the outer side face of the rotating shaft (7), two auxiliary stirring rods (10) are slidably arranged below the transverse frame (9) through guide blocks, and the two auxiliary stirring rods (10) are symmetrically arranged about the transverse center line of the transverse frame (9).
6. The gangue concrete continuous mixer for coal mine with accurate raw material proportioning as claimed in claim 5, wherein the two auxiliary stirring rods (10) are arranged on two sides of the main stirring rod (8) in a staggered manner.
7. The gangue concrete continuous mixer for coal mine with accurate raw material proportioning as claimed in claim 6, wherein the inner walls of the two auxiliary stirring rods (10) are fixedly connected with one ends of return springs (16), and the other ends of the two return springs (16) are fixedly connected with a transverse frame (9).
8. The gangue concrete continuous mixer for coal mine with accurate raw material proportioning as claimed in claim 7, wherein the feed inlet is provided with an explosion-proof raw material metering and sensing unit, the inside of the mixer body is provided with a stirring state monitoring unit, and the mixer is integrally connected with an intrinsic safety type intelligent control unit for collecting and adjusting raw material proportioning and stirring parameters in real time.
9. The gangue concrete continuous mixer for coal mine with accurate raw material proportioning of claim 8, wherein the proportioning blanking assembly is provided with an electromagnetic auxiliary driving structure in a matching way, is connected with an intelligent control unit, and can be matched with an original magnetic control mechanism to automatically adjust the opening degree and blanking time length of a baffle plate, thereby improving proportioning precision.
10. The gangue concrete continuous mixer for the coal mine with accurate raw material proportioning according to claim 9 is characterized in that an intrinsic safety type man-machine interaction and underground communication unit is arranged outside the equipment and used for local parameter setting, state display and data remote uploading, and an intelligent control unit is internally provided with a fault identification and safety protection program and can realize automatic alarm and shutdown protection of overload, material blockage and abnormal proportioning.

Description

Gangue concrete continuous mixer for coal mine with accurate raw material proportioning Technical Field The invention relates to the technical field of filling coal mining, in particular to a gangue concrete continuous mixer for a coal mine, which is prepared from raw materials accurately. Background The continuous stirring machine for gangue concrete for coal mine is a continuous and explosion-proof type special stirring device specially designed for underground filling mining, roadway support and other scenes of coal mine, and the core is to continuously mix gangue as main aggregate with cement, fly ash, water and the like to prepare concrete, so that underground local material taking and continuous and efficient production are realized. For example, in a concrete continuous mixer in the prior art (Chinese patent with application number of CN20192178670. X and application date of 2019-10-23), when the inner cavity of a mixing tank or a mixing rod is required to be cleaned in the later period, two air cylinders drive a motor bracket to ascend through a piston rod, so that the mixing rod is indirectly driven to ascend from the inside of the mixing tank to a position which does not affect the rotation of a supporting column, then a limit bolt is rotated and separated from a bolt hole, the supporting column is rotated for 180 degrees through two bearings and then rotated and screwed with the bolt hole to be fixed, at the moment, the inner cavity space of the mixing tank is enlarged, the inner wall is conveniently cleaned, and the mixing rod is more convenient for operators to clean outside. In the prior art, although the stirring tank can be opened to facilitate the later-stage flushing and cleaning of the inner wall of the stirring tank, the waste concrete is basically directly conveyed to the inside of the stirring machine in the mixing and stirring process, but the conveying mode can cause the accumulation phenomenon of the materials in the inside of the stirring machine, so that the stirring processing of the later-stage concrete can be influenced, and the problem that the continuous stirring machine for the waste concrete for the coal mine, which is accurately proportioned by raw materials, can be well solved. Disclosure of Invention The invention aims to provide a gangue concrete continuous mixer for a coal mine, which is used for accurately proportioning raw materials, so as to solve the problem that in the mixing and stirring process of gangue concrete in the current market, which is proposed by the background technology, materials are directly conveyed into the mixer basically, but the conveying mode can cause the phenomenon that the materials are piled up in the mixer, so that the stirring processing of the later concrete can be influenced. The gangue concrete continuous mixer for the coal mine comprises a machine body and a cover plate arranged above the machine body, wherein a stirring motor is arranged on the upper Fang Luoding of the cover plate, the output end of the stirring motor is connected with a rotating shaft, the rotating shaft is rotatably arranged in the machine body, a feeding port is symmetrically arranged above the cover plate, a discharging port is arranged on the front side of the bottom of the machine body, a proportioning and discharging assembly is arranged in the cover plate, the proportioning and discharging assembly comprises two baffle plates, the two baffle plates are slidably arranged in the cover plate, and the upper parts of the two baffle plates correspond to the two feeding ports. Preferably, a vertical plate is installed on the outer side surface of the rotating shaft, a first magnet is installed above the vertical plate, the first magnet corresponds to a second magnet, and the second magnet is installed on the outer side surface of the baffle plate. Preferably, the first magnet and the second magnet have opposite magnetic poles. Preferably, the inner wall of the cover plate is fixedly connected with one ends of two extrusion springs, the two extrusion springs have the same structure, and the other ends of the two extrusion springs are fixedly connected with the baffle plate. Preferably, the lateral surface of pivot still installs the crossbearer, and the below of crossbearer is through guide block slidable mounting has two vice puddler to two vice puddlers are the horizontal central line symmetry setting about the crossbearer. Preferably, the two auxiliary stirring rods are arranged on two sides of the main stirring rod in a staggered manner. Preferably, the inner walls of the two auxiliary stirring rods are fixedly connected with one ends of the return springs, and the other ends of the two return springs are fixedly connected with the transverse frame. Preferably, the feed inlet position is supporting to be equipped with explosion-proof formula raw materials measurement sensing unit, and the fuselage is inside to be equipped with stirring state monitoring unit, a