CN218797309U

CN218797309U - Coal mining screening machine

Info

Publication number: CN218797309U
Application number: CN202222508665.6U
Authority: CN
Inventors: 漆胜男; 董伟; 沈志明
Original assignee: Individual
Current assignee: Weihai Chuangfeng Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-04-07
Anticipated expiration: 2032-09-22

Abstract

The utility model relates to the technical field of coal mine screening, and discloses a coal mine mining screening machine, which comprises a shell and a water cylinder; the top of casing right side inner wall rotates and is connected with the sieve, bolt fixedly connected with servo motor is passed through to the top of casing left side inner wall, servo motor's motor shaft run through the left side inner wall of casing and with first lead screw fixed connection. The utility model discloses a servo motor, first lead screw, the combination of draw runner and driving lever, control servo motor work, can drive the driving lever and control the removal in the top of sieve, can improve the screening efficiency in colliery, through first bevel gear, second bevel gear, the second lead screw, the combination of a regulation section of thick bamboo and piston, in servo motor work, can drive the second lead screw and rotate, thereby it reciprocates to drive the piston in the water section of thick bamboo, can extrude the water in the water section of thick bamboo, the atomizer blowout through the spray tube intercommunication, can effectively reduce the raise dust that the colliery screening in-process produced.

Description

Coal mining screening machine

Technical Field

The utility model relates to a colliery screening technical field specifically is a coal mining screening machine.

Background

The coal mine is a region where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an open-pit coal mine, when a coal bed is far away from the ground surface, a tunnel is generally dug underground, so that the mineworker coal mine is obtained, and the screening machine is a vibrating screening mechanical device which divides materials such as sand, gravel, broken stones and the like into different grades according to the particle size by using the relative motion of a bulk material and a screen surface to enable partial particles to penetrate through screen holes;

the inventor finds that at least the following problems in the prior art are not solved, and coal mine stones are doped with a large amount of dust, so that dust can be raised in the coal mine screening process, on one hand, the health of workers is influenced, and on the other hand, the environment is polluted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal mining screening machine has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a coal mining screening machine comprises a shell and a water barrel;

a sieve plate is rotatably connected above the inner wall of the right side of the shell, a servo motor is fixedly connected above the inner wall of the left side of the shell through a bolt, a motor shaft of the servo motor penetrates through the inner wall of the left side of the shell and is fixedly connected with a first lead screw, the first lead screw is rotatably connected with the inner wall of the right side of the shell through a bearing, a first bevel gear is welded at the right end of the first lead screw, a sliding strip is slidably connected inside the shell, a thread groove is horizontally formed in the middle of the sliding strip in a penetrating mode, the first lead screw is in threaded connection with the thread groove, and a driving lever is vertically welded at the bottom side of the sliding strip;

the inside sliding connection of a water section of thick bamboo has the piston, the vertical welding in middle part of piston upper surface has the regulation section of thick bamboo, the inside threaded connection of adjusting the section of thick bamboo has the second lead screw, the second lead screw passes through the bearing and is connected with the top inner wall of a water section of thick bamboo rotation, the welding in top of second lead screw has second bevel gear, second bevel gear and first bevel gear meshing, the intercommunication is run through respectively to the bottom of the inner wall of the water section of thick bamboo left and right sides has drinking-water pipe and outlet pipe, the annular spray tube of pipe clamp fixedly connected with is passed through to the top inner wall of casing, the bottom side intercommunication of spray tube has the atomizer, the inside intercommunication of drinking-water pipe and outlet pipe has the check valve, the delivery end and the spray tube intercommunication of outlet pipe.

As an alternative scheme of this application technical scheme, there is the electric liquid push rod on the left side of casing through bolt fixedly connected with, the flexible end fixed mounting of electric liquid push rod has the supporting shoe, the supporting shoe contradicts in the bottom side of sieve.

As an alternative of this application technical scheme, the top of casing left side inner wall is run through and has been seted up first clearance mouth, the left end and the first clearance mouth swing joint of sieve, the lower extreme of casing left side inner wall is run through and has been seted up the second clearance mouth, the bottom inner wall and the horizontal direction of casing are 30 degrees contained angles.

As an alternative scheme of this application, the right side of water section of thick bamboo top inner wall is vertical to run through and has been seted up the spacing groove, the inside sliding connection of spacing groove has the gag lever post, the bottom of gag lever post and the upper surface welding of piston.

As an alternative of this application technical scheme, there is control panel the left below of casing through screw fixedly connected with, control panel's input and external power supply pass through the wire and constitute the electricity and be connected, control panel's output and servo motor's input pass through the wire and constitute the electricity and be connected.

Compared with the prior art, the beneficial effects of the utility model are as follows, through servo motor, first lead screw, the combination of draw runner and driving lever, control servo motor work, can drive the driving lever and control about the top of sieve, can improve the screening efficiency in colliery, through first bevel gear, second bevel gear, the second lead screw, the combination of regulating cylinder and piston, in servo motor work, can drive the second lead screw and rotate, thereby it reciprocates in the water section of thick bamboo to drive the piston, can extrude the water in the water section of thick bamboo, the atomizer blowout through the spray tube intercommunication, can effectively reduce the raise dust that colliery screening in-process produced.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

figure 1 is a front view of a coal mining screening machine of the present invention;

figure 2 is the utility model discloses a coal mining screening machine's draw runner side view.

In the figure: the automatic cleaning device comprises a shell 1, a sieve plate 2, a servo motor 3, a first screw rod 4, a first bevel gear 5, a sliding strip 6, a thread groove 7, a shifting lever 8, a water barrel 9, a piston 10, an adjusting barrel 11, a second screw rod 12, a second bevel gear 13, a water outlet pipe 14, a spray pipe 15, an atomizing nozzle 16, a water pumping pipe 17, a one-way valve 18, a limiting groove 19, a limiting rod 20, a first cleaning opening 21, a second cleaning opening 22, an electro-hydraulic push rod 23, a supporting block 24 and a control panel 25.

Detailed Description

Referring to fig. 1-2, the present invention provides a technical solution: a coal mining screening machine comprises a shell 1 and a water barrel 9;

the upper part of the inner wall of the right side of the shell 1 is rotatably connected with a sieve plate 2, the upper part of the inner wall of the left side of the shell 1 is fixedly connected with a servo motor 3 through a bolt, a motor shaft of the servo motor 3 penetrates through the inner wall of the left side of the shell 1 and is fixedly connected with a first lead screw 4, the first lead screw 4 is rotatably connected with the inner wall of the right side of the shell 1 through a bearing, a first bevel gear 5 is welded at the right end of the first lead screw 4, a slide bar 6 is slidably connected inside the shell 1, a thread groove 7 is horizontally formed in the middle of the slide bar 6 in a penetrating mode, the first lead screw 4 is in threaded connection with the thread groove 7, a deflector rod 8 is vertically welded at the bottom side of the slide bar 6, the servo motor 3 is controlled to work, the slide bar 6 can be driven to move left and right inside the shell 1, the deflector rod 8 is further driven to move left and right above the sieve plate 2, and the screening efficiency of a coal mine is improved;

the inside sliding connection of water drum 9 has piston 10, the vertical welding in middle part of piston 10 upper surface has an adjusting cylinder 11, the inside threaded connection of adjusting cylinder 11 has second lead screw 12, second lead screw 12 passes through the bearing and is connected with the top inner wall of water drum 9 rotation, the top welding of second lead screw 12 has second bevel gear 13, second bevel gear 13 meshes with first bevel gear 5, the intercommunication has drinking-water pipe 17 and outlet pipe 14 respectively to the bottom of the water drum 9 left and right sides inner wall, the top inner wall of casing 1 passes through pipe clamp fixedly connected with annular spray tube 15, the bottom side intercommunication of spray tube 15 has atomizer 16, the inside intercommunication of drinking-water pipe 17 and outlet pipe 14 has check valve 18, the outlet end and the spray tube 15 of outlet pipe 14 communicate, when servo motor 3 is worked, drive first bevel gear 5 through first lead screw 4 and rotate, further drive second lead screw 12 that second bevel gear 13 connects and rotate, thereby drive piston 10 and reciprocate in water drum 9, when piston 10 moves the in-process, can be sucked external water to the water drum 9 in through the suction pipe 17, when piston 10 moves down, the water is passed through the sieve atomizer 16 that the water drum 14 in the effective intercommunication that produces the coal mine raises dust and the process reduces.

In this embodiment, bolt fixedly connected with electricity liquid push rod 23 is passed through to casing 1's left side, and the flexible end fixed mounting of electricity liquid push rod 23 has supporting shoe 24, and supporting shoe 24 contradicts in the bottom side of sieve 2, and control electricity liquid push rod 23 work can stimulate supporting shoe 24 and move down, and the left end of sieve 2 is down inclined under the action of gravity, can discharge the coal ore of sieve 2 upper surface through first clearance mouth 21.

In this embodiment, the top of casing 1 left side inner wall is run through and has been seted up first clearance mouth 21, the left end and the first clearance mouth 21 swing joint of sieve 2, and the lower extreme of casing 1 left side inner wall is run through and has been seted up second clearance mouth 22, and the bottom inner wall of casing 1 is 30 degrees contained angles with the horizontal direction, through the coal mine stone after the screening of sieve 2 in the convenient discharge casing 1 of second clearance mouth 22.

In this embodiment, the right side of water section of thick bamboo 9 top inner wall is vertical to be run through and has been seted up spacing groove 19, and the inside sliding connection of spacing groove 19 has gag lever post 20, and the bottom of gag lever post 20 and the upper surface welding of piston 10 can improve the mobility stability of piston 10.

In this embodiment, a control panel 25 is fixedly connected to the left lower side of the housing 1 through a screw, an input end of the control panel 25 is electrically connected to an external power source through a wire, an output end of the control panel 25 is electrically connected to an input end of the servo motor 3 through a wire, and the control panel 25 can control the servo motor 3 to operate.

When the coal mining screening machine is used, the servo motor 3 is controlled to work, the slide bar 6 can be driven to move left and right in the shell 1, the shift lever 8 is further driven to move left and right above the screening plate 2, the screening efficiency of a coal mine is improved, when the servo motor 3 works, the first bevel gear 5 is driven to rotate through the first screw rod 4, the second screw rod 12 connected with the second bevel gear 13 is further driven to rotate, the piston 10 is driven to move up and down in the water cylinder 9, in the process that the piston 10 moves up, external water can be pumped into the water cylinder 9 through the water pumping pipe 17, when the piston 10 moves down, water in the water cylinder 9 is pressed out through the water outlet pipe 14 and is sprayed out through the atomizing nozzles 16 communicated with the spraying pipes 15, dust generated in the screening process of the coal mine can be effectively reduced, the electric hydraulic push rod 23 is controlled to work, the support block 24 can be pulled to move down, the left end of the screening plate 2 is inclined down under the action of gravity, coal mine stones 2 can be discharged through the first cleaning port 21, and the coal mine stones can be conveniently discharged out of the screening plate 2 through the second cleaning port 22.

Claims

1. A coal mining screening machine is characterized by comprising a shell (1) and a water barrel (9);

a sieve plate (2) is rotatably connected above the inner wall of the right side of the shell (1), a servo motor (3) is fixedly connected above the inner wall of the left side of the shell (1) through a bolt, a motor shaft of the servo motor (3) penetrates through the inner wall of the left side of the shell (1) and is fixedly connected with a first lead screw (4), the first lead screw (4) is rotatably connected with the inner wall of the right side of the shell (1) through a bearing, a first bevel gear (5) is welded at the right end of the first lead screw (4), a slide bar (6) is slidably connected inside the shell (1), a thread groove (7) is horizontally formed in the middle of the slide bar (6) in a penetrating mode, the first lead screw (4) is in threaded connection with the thread groove (7), and a deflector rod (8) is vertically welded at the bottom side of the slide bar (6);

the inside sliding connection of a water section of thick bamboo (9) has piston (10), the vertical welding in middle part of piston (10) upper surface has regulation section of thick bamboo (11), the internal thread of adjusting section of thick bamboo (11) is connected with second lead screw (12), second lead screw (12) are connected through the rotation of the top inner wall of bearing and water section of thick bamboo (9), the top welding of second lead screw (12) has second bevel gear (13), second bevel gear (13) and first bevel gear (5) meshing, the intercommunication is run through respectively to the bottom of water section of thick bamboo (9) left and right sides inner wall has drinking-water pipe (17) and outlet pipe (14), the top inner wall of casing (1) has annular spray tube (15) through pipe clamp fixedly connected with, the intercommunication of spray tube (15) has atomizer (16), the inside intercommunication of drinking-water pipe (17) and outlet pipe (14) has check valve (18), the delivery end and spray tube (15) intercommunication of outlet pipe (14).

2. The coal mining screening machine of claim 1, wherein: the left side of casing (1) is through bolt fixedly connected with electric liquid push rod (23), the flexible end fixed mounting of electric liquid push rod (23) has supporting shoe (24), supporting shoe (24) are contradicted in the bottom side of sieve (2).

3. The coal mining screening machine of claim 1, wherein: the top of casing (1) left side inner wall is run through and has been seted up first clearance mouth (21), the left end and first clearance mouth (21) swing joint of sieve (2), the lower extreme of casing (1) left side inner wall is run through and has been seted up second clearance mouth (22), the bottom inner wall and the horizontal direction of casing (1) are 30 degrees contained angles.

4. The coal mining screening machine recited in claim 1, wherein: the right side of water section of thick bamboo (9) top inner wall is vertical to be run through and has been seted up spacing groove (19), the inside sliding connection of spacing groove (19) has gag lever post (20), the bottom of gag lever post (20) and the upper surface welding of piston (10).

5. The coal mining screening machine recited in claim 1, wherein: the left below of casing (1) is through screw fixedly connected with control panel (25), the input of control panel (25) passes through the wire with external power and constitutes the electricity and be connected, the output of control panel (25) passes through the wire with servo motor (3)'s input and constitutes the electricity and be connected.