阅读说明：本技术 一种煤炭生产用洗煤脱水装置 (Coal washing dewatering device for coal production ) 是由 梁廷洲 于 2019-09-02 设计创作，主要内容包括：一种煤炭生产用洗煤脱水装置,包括箱体,所述箱体上下壁开通,所述箱体两侧壁上侧固定焊接有两组立板,两组所述立板中部均开设有条形通孔,所述箱体一侧固定焊接有支架,所述支架上侧通过螺栓固定安装有电机,所述电机输出端通过联轴器固定连接有曲轴,所述曲轴的主轴一端通过轴套转动贯穿箱体两侧壁,所述曲轴的连杆颈中部通过轴套转动套接有连杆,所述连杆上侧通过轴套转动连接有移动轴,所述移动轴一侧固定焊接有滑块,本发明便于装料和出料,可减震和降噪,设置孔径不同的三组过滤网,可进行三次过滤,既减少精煤的流失,又可减少过滤后的煤水的杂质,有利于废水循环利用。(A coal washing and dewatering device for coal production comprises a box body, wherein the upper wall and the lower wall of the box body are opened, two groups of vertical plates are fixedly welded on the upper sides of the two side walls of the box body, strip-shaped through holes are formed in the middles of the two groups of vertical plates, a support is fixedly welded on one side of the box body, a motor is fixedly installed on the upper side of the support through bolts, a crankshaft is fixedly connected to the output end of the motor through a coupler, one end of a main shaft of the crankshaft penetrates through the two side walls of the box body through a shaft sleeve in a rotating mode, a connecting rod is sleeved in the middle of a connecting rod neck of the crankshaft through the shaft sleeve in a rotating mode, a moving shaft is rotatably connected to the upper side of the connecting rod through the shaft sleeve in a rotating mode, and a sliding block is fixedly welded, is favorable for recycling the waste water.)

1. The utility model provides a coal production is with coal washing dewatering device, includes box (1), its characterized in that: the upper wall and the lower wall of the box body (1) are open, two groups of vertical plates (2) are fixedly welded on the upper sides of the two side walls of the box body (1), strip-shaped through holes (3) are formed in the middle parts of the two groups of vertical plates (2), a support (4) is fixedly welded on one side of the box body (1), a motor (5) is fixedly installed on the upper side of the support (4) through bolts, the output end of the motor (5) is fixedly connected with a crankshaft (6) through a shaft coupling, one end of a main shaft of the crankshaft (6) penetrates through the two side walls of the box body (1) through a shaft sleeve in a rotating mode, two groups of connecting rods (7) are sleeved in the middle part of a connecting rod neck of the crankshaft (6) through a shaft sleeve in a rotating mode, through holes formed in the upper sides of the two groups of connecting rods (7) are respectively connected, two sets of the both sides of the sliding block (9) are connected to the bar-shaped through hole (3) in a sliding manner, the upper wall of the dewatering box (10) is provided with a feed inlet (11), the lower wall of the dewatering box (10) is provided with a first filter mesh hole (12), the inside of one side wall of the dewatering box (10) is fixedly welded with a first hydraulic cylinder (13), the output end of the first hydraulic cylinder (13) is fixedly welded with a push plate (14), one side of the dewatering box (10) far away from the push plate (14) is provided with a first discharge hole (15), the lower side of the dewatering box (10) located at the first discharge hole (15) is provided with a guide plate (29), the upper side of the dewatering box (10) located at the first discharge hole (15) is fixedly welded with a fixed plate (16), the lower side of the fixed plate (16) is fixedly welded with a, chutes (19) are arranged on the two sides of the first discharge hole (15) of the dewatering box (10), the L-shaped baffle plate (18) is inserted in the chute (19) in a sliding way, the inner walls of the two sides of the box body (1) are provided with the filter box (20) in a sliding way through the convex blocks, the lower wall of the filter box (20) is provided with a second filter mesh (21), one side of the box body (1) is provided with a second discharge hole (22), one side wall of the filter box (20) is in clearance fit with the second discharge hole (22), four groups of supporting legs (23) are fixedly welded at the lower side of the box body (1), an elastic rubber layer (28) covers the lower ends of the four groups of supporting legs (23), a water collecting tank (24) is fixedly welded between the four groups of supporting legs (23), a water outlet (25) is formed in the lower side of the water collecting tank (24), and a filter screen (26) is placed on the inner side of the water collecting tank (24) through a bump.

2. The coal washing and dewatering device for coal production according to claim 1, characterized in that: support (4) downside fixed welding has two sets of bracing pieces (27), bracing piece (27) lower extreme fixed welding is in box (1) lateral wall.

3. The coal washing and dewatering device for coal production according to claim 1, characterized in that: the strip-shaped through hole (3) is provided with six groups, the sliding block (9) is also provided with six groups, and the strip-shaped through hole (3) is connected with the sliding block (9) in a sliding mode.

4. The coal washing and dewatering device for coal production according to claim 1, characterized in that: a pull ring is arranged on one side wall of the filter box (20).

5. The coal washing and dewatering device for coal production according to claim 1, characterized in that: the aperture of the mesh of the filter screen (26) is smaller than that of the second filter mesh (21), and the aperture of the second filter mesh (21) is smaller than that of the first filter mesh (12).

6. The coal washing and dewatering device for coal production according to claim 1, characterized in that: the length of the first discharge port (15) is equal to the length of the dewatering box (10), the width of the first discharge port (15) is smaller than the height of the dewatering box (10), and the length of the second discharge port (22) is equal to the length of the box body (1).

Technical Field

The invention relates to the field of coal production, in particular to a coal washing and dewatering device for coal production.

Background

Coal washing is an indispensable procedure for coal deep processing, coal directly mined from a mine is called raw coal, a plurality of impurities are mixed in the raw coal during mining, the quality of the coal is different, and the coal with small inherent ash content and the coal with large inherent ash content are mixed together. Coal washing is an industrial process for removing impurities in raw coal or classifying high-quality coal and low-quality coal. Coal washing is an essential link in coal processing, coal after coal washing is clean coal, and the purpose of environmental protection can be achieved through coal washing, and the utilization rate of the coal can be improved.

Some common coal washing dehydration devices need manual loading and unloading, so that the labor capacity of workers is increased, and the production efficiency is reduced; when some devices work, the body shakes strongly, the noise is loud, and the devices and workers are damaged; the secondary filtration can not be carried out, which not only causes the loss of a large amount of fine coal with fine particles, but also causes more impurities in the filtered coal water, thus being not beneficial to cyclic utilization.

Disclosure of Invention

The invention aims to provide a coal washing dehydration device for coal production, which is provided with a feed inlet, a discharge outlet and a push plate, is convenient for charging and discharging, is provided with an elastic rubber layer, can absorb shock and reduce noise, is provided with three groups of filter screens with different apertures, can carry out three-time filtration, reduces the loss of clean coal, reduces the impurities of filtered coal water, is beneficial to recycling, and solves the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a coal washing and dehydrating device for coal production comprises a box body, wherein the upper wall and the lower wall of the box body are opened, two groups of vertical plates are fixedly welded on the upper sides of the two side walls of the box body, strip-shaped through holes are formed in the middle parts of the two groups of vertical plates, a support is fixedly welded on one side of the box body, a motor is fixedly installed on the upper side of the support through a bolt, a crankshaft is fixedly connected to the output end of the motor through a coupler, one end of a main shaft of the crankshaft penetrates through the two side walls of the box body through the rotation of a shaft sleeve, two groups of connecting rods are rotatably sleeved in the middle parts of connecting rod necks of the crankshaft through the shaft sleeve, through holes formed in the upper sides of the two groups of connecting rods are respectively and rotatably connected with a moving shaft through the shaft, the lower wall of the dehydration box is provided with a first filter mesh hole, a first hydraulic cylinder is fixedly welded inside one side wall of the dehydration box, a push plate is fixedly welded at the output end of the first hydraulic cylinder, a first discharge hole is arranged at one side of the dehydration box, which is far away from the push plate, a guide plate is arranged at the lower side of the first discharge hole, a fixed plate is fixedly welded at the upper side of the first discharge hole, a second hydraulic cylinder is fixedly welded at the lower side of the fixed plate, an L-shaped baffle plate is fixedly welded at the output end of the second hydraulic cylinder, sliding grooves are arranged at two sides of the first discharge hole of the dehydration box, the L-shaped baffle plate is slidably inserted in the sliding grooves, a filter box is slidably placed on the inner walls at two sides of the box body through convex blocks, the lower wall of the filter box is provided with a second, the box downside fixed welding has four groups of landing legs, four groups the landing leg lower extreme covers there is the elasticity rubber layer, four groups fixed welding has the header tank between the landing leg, the delivery port has been seted up to the header tank downside, the filter screen has been placed through the lug to the header tank inboard.

Preferably, the support downside fixed welding has two sets of bracing pieces, the bracing piece lower extreme is fixed to be welded in the box lateral wall.

Preferably, the strip-shaped through holes are provided with six groups, the sliding blocks are also provided with six groups, and the strip-shaped through holes and the sliding blocks are connected in a sliding mode.

Preferably, a pull ring is arranged on one side wall of the filter box.

Preferably, the aperture of the mesh of the filter screen is smaller than that of the second filter mesh, and the aperture of the second filter mesh is smaller than that of the first filter mesh.

Preferably, the length of the first discharge port is equal to the length of the dewatering box, the width of the first discharge port is smaller than the height of the dewatering box, and the length of the second discharge port is equal to the length of the box body.

Compared with the prior art, the invention has the beneficial effects that:

1. the upper wall of the dehydration box is provided with a feed port, coal to be dehydrated can enter the dehydration box from the feed port through a pipeline, meanwhile, the upper wall of the dehydration box is reserved to reduce splashing of the coal in the dehydration process, a discharge port and a push plate are arranged, the discharge port is closed under the pushing of a second hydraulic cylinder in the dehydration process, after the dehydration is finished, the discharge port is opened under the pushing of the second hydraulic cylinder, and the push plate discharges the coal under the pushing of a first hydraulic cylinder, so that the labor is saved;

2. the elastic rubber layer is arranged under the supporting leg, so that the buffering effect is achieved, the vibration and noise of the device in the working process can be reduced, and workers and machines are protected;

3. set up the different three sets of filter screens in aperture, can carry out the cubic and filter, the mesh of the dewatering box lower wall of the top is the biggest relatively, can improve filterable speed, and the mesh of middle filter box is inferior, can remain the clean coal of tiny particle, reduces the loss of clean coal, and the mesh of lower floor's filter screen is minimum, and the impurity of the coal water after reducible filtration is favorable to coal water cyclic utilization.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic top view of the present invention.

In the figure: 1. a box body; 2. a vertical plate; 3. a strip-shaped through hole; 4. a support; 5. a motor; 6. a crankshaft; 7. a connecting rod; 8. a movable shaft; 9. a slider; 10. a dewatering box; 11. a feed inlet; 12. a first filter mesh; 13. a first hydraulic cylinder; 14. pushing the plate; 15. a first discharge port; 16. a fixing plate; 17. a second hydraulic cylinder; 18. an L-shaped striker plate; 19. a chute; 20. a filter cartridge; 21. a second filter mesh; 22. a second discharge port; 23. a support leg; 24. a water collection tank; 25. a water outlet; 26. a filter screen; 27. a support bar; 28. an elastic rubber layer; 29. a material guide plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a coal washing and dehydrating device for coal production comprises a box body 1, wherein the upper wall and the lower wall of the box body 1 are opened, two groups of vertical plates 2 are fixedly welded on the upper sides of the two side walls of the box body 1, strip-shaped through holes 3 are respectively formed in the middle parts of the two groups of vertical plates 2, a support 4 is fixedly welded on one side of the box body 1, a motor 5 is fixedly installed on the upper side of the support 4 through bolts, the output end of the motor 5 is fixedly connected with a crankshaft 6 through a coupler, one end of a main shaft of the crankshaft 6 penetrates through the two side walls of the box body 1 through a shaft sleeve in a rotating way, two groups of connecting rods 7 are sleeved on the middle part of a connecting rod neck of the crankshaft 6 through a shaft sleeve in a rotating way, the rotating motion of the motor 5 can be converted into the linear motion of a slide block 9, two sides of a sliding block 9 are connected with a strip-shaped through hole 3 in a sliding manner, the upper wall of a dewatering box 10 is provided with a feed inlet 11, the lower wall of the dewatering box 10 is provided with a first filter mesh hole 12, a first hydraulic cylinder 13 is fixedly welded inside one side wall of the dewatering box 10, the output end of the first hydraulic cylinder 13 is fixedly welded with a push plate 14, the push plate 14 is used for pushing out coal after dewatering, one side of the dewatering box 10, which is far away from the push plate 14, is provided with a first discharge hole 15, the lower side of the dewatering box 10, which is positioned at the first discharge hole 15, is provided with a material guide plate 29, the material guide plate 29 can guide the discharged coal product into the next processing flow, the upper side of the dewatering box 10, which is positioned at the first discharge hole 15, is fixedly welded with a fixed plate 16, the lower side of the fixed plate 16 is fixedly welded with a second, the chute 19 has a fixing effect on the L-shaped baffle plate 18, coal is prevented from being extruded from the L-shaped baffle plate 18 in the dehydration process, the inner walls of two sides of the box body 1 are provided with the filter box 20 in a sliding mode through the convex blocks, small-particle clean coal can be reserved, loss of the clean coal is reduced, the lower wall of the filter box 20 is provided with the second filter mesh opening 21, one side of the box body 1 is provided with the second discharge opening 22, one side wall of the filter box 20 is in clearance fit with the second discharge opening 22, four groups of supporting legs 23 are fixedly welded on the lower side of the box body 1, the lower ends of the four groups of supporting legs 23 are covered with the elastic rubber layer 28, the four groups of supporting legs 23 are fixedly welded with the water collecting box 24, the lower side of the water collecting box 24 is.

Specifically, the fixed welding of support 4 downside has two sets of bracing pieces 27, and the bracing piece 27 lower extreme is fixed to be welded in 1 lateral wall of box, and bracing piece 27 is used for fixed bolster 4.

Specifically, the bar-shaped through holes 3 are provided with six groups, and the sliding blocks 9 are also provided with six groups, so that the dewatering box 10 is matched with the vertical plate 2 more firmly, and the sliding blocks 9 can slide in the bar-shaped through holes 3 conveniently due to the sliding fit between the bar-shaped through holes 3 and the sliding blocks 9.

Specifically, a side wall of the filter box 20 is provided with a pull ring, so that the filter box 20 can be conveniently drawn out from the second discharge hole 22.

Specifically, the mesh aperture of filter screen 26 is less than the aperture of second filter mesh 21, and the aperture of second filter mesh 21 is less than the aperture of first filter mesh 12, and first filter mesh 12 is great, is favorable to increasing dehydration speed, and second filter mesh 21 is less, is favorable to reducing the loss of tiny particle clean coal.

Specifically, the length of the first discharge port 15 is equal to the length of the dewatering box 10, the width of the first discharge port 15 is smaller than the height of the dewatering box 10, discharging is facilitated, the length of the second discharge port 22 is equal to the length of the box body 1, and the filtering box 20 can be conveniently taken out from the second discharge port 22.

The working principle is as follows: the motor 5 is started to drive the crankshaft 6 to rotate, the crankshaft 6 drives the sliding block 9 to slide up and down in the strip-shaped through hole 3 through the connecting rod 7 and the moving shaft 8, the sliding block 9 drives the dewatering box 10 to vibrate up and down, coal to be processed enters the dewatering box 10 through the feeding hole 11, under the action of the up-and-down vibration, moisture in the coal falls down from the first filtering mesh 12, after dewatering is completed, the L-shaped material baffle 18 is driven by the second hydraulic cylinder 17 to ascend along the sliding groove 19 to expose the first discharging hole 15, the pushing plate 14 pushes the coal out under the pushing of the first hydraulic cylinder 13, and the coal slides down along the material baffle 29 to complete discharging; the coal water flowing down from the dewatering box 10 still contains a large amount of small-particle clean coal, the filtering is continued in the filtering box 20, after a certain time, the filtering box 20 can be pulled out from the second discharging hole 22 through a pull ring, and the small-particle clean coal is poured out, because the quantity is small, the small-particle clean coal can be poured out once at a long time interval, and the labor is saved; coal water continues to flow into water collection tank 24 through filter screen 26 in, but the third time filters, is favorable to waste water recovery, and filter screen 26 is placed on the lug, can regularly take out the clearance, and the water in the water collection tank 24 can be taken out from delivery port 25, through cyclic utilization after the sediment, has saved the water resource.