CN-224220939-U - Electric lifting type circulating water filtering device for coal dressing

CN224220939UCN 224220939 UCN224220939 UCN 224220939UCN-224220939-U

Abstract

The utility model discloses an electric lifting type circulating water filtering device for coal dressing, which comprises a lifting mechanism, a controller, an alarm, a filter screen, a liquid level meter and a limiting slideway, wherein the lifting mechanism is fixedly connected with the top of the filter screen so as to conveniently drive the filter screen to move up and down, the controller is respectively and electrically connected with the lifting mechanism, the alarm and the liquid level meter, the two end parts of the filter screen along the length direction are respectively embedded in the limiting slideway, and the liquid level meter is arranged at a position close to the filter screen along the vertical direction so as to conveniently detect the water level of the filter screen. According to the utility model, the liquid level meter is arranged at the filter screen, is electrically connected with the controller and transmits liquid level data to the controller, and the controller judges whether to start the lifting mechanism to process sundries according to the liquid level data, so that the automation level of the filter device is improved, and the labor intensity of workers is reduced.

Inventors

HOU BINBIN
ZHANG QINGLONG
ZHAO ZE
YANG GUANG
AN QUAN
LIU HUANJIE
LIN SHUANG
XU JIAHENG

Assignees

陕西博选科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250523

Claims (6)

1. The utility model provides an electric lifting type circulating water filtering device for coal dressing, which is characterized by comprising a lifting mechanism (1), a controller (2), an alarm (3), a filter screen (4), a liquid level meter (5) and a limiting slide way (6), wherein the lifting mechanism (1) is fixedly connected with the top of the filter screen (4) so as to drive the filter screen (4) to move up and down, the controller (2) is respectively electrically connected with the lifting mechanism (1), the alarm (3) and the liquid level meter (5), the two end parts of the filter screen (4) along the length direction are respectively embedded in the limiting slide way (6), and the liquid level meter (5) is arranged at a position close to the filter screen (4) along the vertical direction so as to be convenient for detecting the water level height of the filter screen (4).
2. The circulating water filtering device for electric lifting coal dressing according to claim 1, wherein the limiting slide way (6) comprises a first slide way (7) and a second slide way (8), the first slide way (7) and the second slide way (8) are of U-shaped structures, and the first slide way (7) and the second slide way (8) are arranged at intervals and opposite to each other so as to be convenient for limiting the moving direction of the filter screen (4).
3. The electric lifting type circulating water filtering device for coal dressing according to claim 2, wherein the filter screen (4) comprises a vertical net (11), side nets (12) and a bottom net (13), two ends of the vertical net (11) along the length direction are respectively embedded in the first slide way (7) and the second slide way (8) so as to limit the moving direction of the vertical net (11), the number of the side nets (12) is two, the length of the bottom net (13) is consistent with the distance between the opposite side nets (12), the two side nets (12) and the bottom net (13) are connected to form a U-shaped structure, and the side walls of the U-shaped structure are fixedly connected with the side walls of the vertical net (11).
4. The electric lifting type circulating water filtering device for coal dressing according to claim 1, wherein a fixed connecting piece (14) is arranged in the middle of the top end of the filter screen (4), the fixed connecting piece (14) is connected with the filter screen (4) through bolts in a threaded mode, and the top of the fixed connecting piece (14) is located on the upper side of the filter screen (4) and is fixedly connected with the bottom of the lifting mechanism (1).
5. The electric lifting type circulating water filtering device for coal dressing according to claim 1, wherein the lifting mechanism (1) comprises a motor (9) and a lifting part (10), and an output shaft of the motor (9) is fixedly connected with the top of the lifting part (10) so as to conveniently drive the lifting part (10) to move up and down.
6. The electric lifting type circulating water filtering device for coal dressing according to claim 1, wherein the alarm (3) is an audible and visual alarm.

Description

Electric lifting type circulating water filtering device for coal dressing Technical Field The utility model relates to the technical field of filtering devices, in particular to an electric lifting type circulating water filtering device for coal dressing. Background The coal preparation method adopted by most coal preparation plants at present is that lump coal is separated by adopting a heavy medium shallow groove, and the tail coal is separated by adopting a heavy medium cyclone; the method is characterized in that the method comprises the steps of separating bulk coal, discharging a large amount of suspension liquid from the bulk coal, discharging the suspension liquid and flushing suspended particles adhered to the product, wherein the suspension liquid is recycled, the suspension liquid can be recycled, so that loss of the suspension liquid in the production process is reduced, magnetite loss is a main technical and economic index of a heavy medium coal preparation plant, the loss of magnetite is related to the consumption of raw materials, the production of a heavy medium system can be kept normal and stable, the quality of the water is directly influenced by the recycling effect of the heavy medium due to the fact that part of engineering waste materials such as iron wires, wood, knitted fabrics and the like are doped in the processes of exploiting and conveying raw coal, and part of soft impurities enter a concentrating tank along with the water system of the coal preparation plant, and finally enter the circulating water of the coal preparation plant to cause blockage of a water spraying nozzle of the screen machine and the magnetic separator, and influence the recycling effect of the heavy medium and the suspension. Disclosure of utility model The utility model aims to overcome the defects in the prior art, and provides the circulating water filtering device for electric lifting coal dressing, which is characterized in that a liquid level meter is arranged at a filter screen, the liquid level meter is electrically connected with a controller and transmits liquid level data to the controller, and the controller judges whether to start a lifting mechanism to treat sundries according to the liquid level data, so that the automation level of the filtering device is improved, and the labor intensity of workers is reduced. The technical scheme includes that the circulating water filtering device for electric lifting coal dressing comprises a lifting mechanism, a controller, an alarm, a filter screen, a liquid level meter and a limiting slideway, wherein the lifting mechanism is fixedly connected with the top of the filter screen so as to conveniently drive the filter screen to move up and down, the controller is respectively and electrically connected with the lifting mechanism, the alarm and the liquid level meter, the two end parts of the filter screen along the length direction are respectively embedded in the limiting slideway, and the liquid level meter is arranged at a position close to the filter screen along the vertical direction so as to conveniently detect the water level of the filter screen. Preferably, the limit slide comprises a first slide and a second slide, the first slide and the second slide are of U-shaped structures, and the first slide and the second slide are spaced and are arranged in opposite directions so as to limit the movement direction of the filter screen. Preferably, the filter screen includes erects net, side net and bottom net, erect net along length direction's both ends and inlay respectively in first slide and second slide and be convenient for restrict the direction of movement of erecting the net, the quantity of side net is two, the length of bottom net is unanimous with the interval of opposite side net, two side net forms U-shaped structure after being connected with the bottom net, the lateral wall of U-shaped structure and the lateral wall fastening connection of erecting the net. Preferably, a fixed connecting piece is arranged in the middle of the top end of the filter screen, the fixed connecting piece is connected with the filter screen through a bolt thread, and the top of the fixed connecting piece is positioned on the upper side of the filter screen and is fixedly connected with the bottom of the lifting mechanism. Preferably, the lifting mechanism comprises a motor and a lifting part, and an output shaft of the motor is fixedly connected with the top of the lifting part so as to drive the lifting part to move up and down. Preferably, the alarm is an audible and visual alarm. Compared with the prior art, the utility model has the following advantages: 1. According to the utility model, the liquid level meter is arranged at the filter screen, is electrically connected with the controller and transmits liquid level data to the controller, and the controller judges whether to start the lifting mechanism to process sundries according to the liquid level