Safety protection device for mine electromechanical equipment

Abstract

The invention discloses a safety protection device for mine electromechanical equipment in the technical field of ore mining, and the safety protection device comprises an outer frame, a conveying assembly, a driving assembly, a conveying roller gap cleaning assembly, a collecting assembly and a waste returning assembly. The belt wraps the two sets of conveying rollers, the conveying roller gap cleaning assembly is arranged between the two sets of conveying rollers, and in the conveying process of the conveying assembly, the conveying roller gap cleaning assembly is driven by the driving assembly to remove broken stones and the like in a gap between the two conveying rollers. The collecting assembly is driven to convey the collected broken stones to the waste returning assembly and convey the broken stones to the belt again for conveying, so that a gap between every two conveying rollers can be cleaned in the process of conveying ores by the conveying belt, and the situation that the conveying belt is stuck due to the fact that the broken stones are stuck between the conveying rollers for a long time is prevented; and ores are accumulated and fall down.

Description

Technical Field

[0001] The invention relates to the technical field of ore mining, in particular to a safety protection device for mine electromechanical equipment. Background Art

[0002] Open-pit mining, also known as open-pit mining, mainly includes processes such as drilling, blasting, mining, transportation and soil discharge. According to the continuity of the operation, it can be divided into intermittent, continuous and semi-continuous.

[0003] During the ore mining process, it is necessary to use a conveyor belt to transport the mined ore. However, during the transportation process, smaller gravel in the ore can easily enter the conveyor roller through the side seam of the belt and get stuck between the two conveyor rollers for a long time, which can easily cause the conveyor roller to get stuck and the conveyor belt to stop running, which in turn causes ore to pile up, and is prone to the risk of ore falling or collapse, posing certain safety hazards. Summary of the invention

[0004] In view of the above-mentioned and / or existing problems in a safety protection device for mining electromechanical equipment, the present invention is proposed.

[0005] Therefore, the purpose of the present invention is to provide a safety protection device for mining electromechanical equipment, which can clean the gap between each two conveyor rollers during the process of conveying ore on the conveyor belt, so as to prevent the conveyor belt from being stuck due to gravel being stuck between the conveyor rollers for a long time, and prevent the risk of ore accumulation and falling.

[0006] To solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions: A safety protection device for mine electromechanical equipment, comprising: An outer frame, wherein a side wall of the outer frame is provided with a receiving groove, and a collecting groove is provided at the bottom of the receiving groove; A conveying assembly, comprising a mounting frame installed inside the accommodating groove and located above the accommodating groove, a plurality of conveying rollers rotatably connected inside the mounting frame, a belt sleeved outside the plurality of conveying rollers, and a motor installed on the side wall of the outer frame and connected to one of the conveying rollers, wherein the conveying rollers are in two groups and symmetrically located inside the mounting frame, the number of the conveying rollers in each group is the same, a gap is provided between every two adjacent conveying rollers, and a cleaning groove is provided at a position on the side wall of the mounting frame corresponding to the gap; A driving assembly, mounted on the side wall of the outer frame and connected to the conveying roller; A conveyor roller gap cleaning assembly is located between the two groups of conveyor rollers and connected to the drive assembly. When the conveyor rollers rotate, the drive assembly drives the conveyor roller gap cleaning assembly to move forward and backward and clean the inside of the gap. A collecting assembly, located inside the collecting tank and connected to the conveying roller gap cleaning assembly; The waste material return assembly is installed on the side wall of the outer frame and connected to the conveying roller.

[0007] As a preferred solution of the safety protection device for mining electromechanical equipment described in the present invention, a screen is installed on the top of the mounting frame, and the screen blocks the top opening of the cleaning trough, and the top surface height of the screen is lower than the top surface height of the belt, and the side wall of the outer frame is rotatably connected to two cams, the cam at the rear is coaxially fixedly connected to the conveying roller at the upper rear, and the cam at the front is coaxially fixedly connected to the conveying roller at the lower front, the two cams are connected by a connecting rod, and a first gear is installed on the side wall of the cam at the rear, and a through groove is opened at the tail end of the accommodating groove, and the belt passes through the through groove and is connected to the conveyor belt at the rear.

[0008] As a preferred solution of a mining electromechanical equipment safety protection device described in the present invention, the driving assembly includes a second gear rotatably connected to the side wall of the outer frame, a special-shaped gear rotatably connected to the rear side wall of the outer frame, and a third gear rotatably connected to the rear side wall of the outer frame and meshing with the special-shaped gear, a second helical gear is installed on the side wall of the second gear, a first fixed plate is installed on the side wall of the outer frame, a third helical gear is rotatably connected to one side wall of the first fixed plate, the third helical gear is meshed with the second helical gear, a fifth pulley is rotatably connected to the other side wall of the first fixed plate, the fifth pulley is coaxially fixedly connected to the third helical gear, a fourth pulley is installed on the side wall of the special-shaped gear, the fourth pulley and the fifth pulley are connected by a belt, and a first reciprocating threaded rod is rotatably connected to the inside of the accommodating groove.

[0009] As a preferred solution of the safety protection device for mining electromechanical equipment described in the present invention, the conveyor roller gap cleaning assembly includes a slide plate located between the two groups of conveyor rollers and two sliders located above and below the slide plate, an elastic sheet is installed at the other end of the slider, the elastic sheet passes through the gap, a first reciprocating threaded hole is opened on the side wall of the slide plate, the first reciprocating threaded rod rotates and passes through the first reciprocating threaded hole, two fixing frames are installed on the top and bottom of the conveyor roller gap cleaning assembly, a second reciprocating threaded rod is rotatably connected inside the slide plate, a second reciprocating threaded hole is opened on the side wall of the slider, the second reciprocating threaded rod rotates and passes through the second reciprocating threaded hole.

[0010] As a preferred solution of the safety protection device for mining electromechanical equipment described in the present invention, the inner wall of the accommodating groove is rotatably connected to a third pulley, the third pulley is coaxially fixedly connected to the second gear, the side wall of the accommodating groove is also rotatably connected to a sixth pulley, the sixth pulley is connected to the third pulley by a belt, the side wall of the sixth pulley is installed with a fourth bevel gear, the inner wall of the accommodating groove is installed with a second fixed plate, the side wall of the second fixed plate is rotatably connected to a fifth bevel gear, the fifth bevel gear is meshed with the fourth bevel gear, and the side wall of the fifth bevel gear is installed with a cross connecting rod.

[0011] As a preferred solution of a mining electromechanical equipment safety protection device described in the present invention, the side wall of the slide is installed with a connecting frame, the other end of the connecting frame is rotatably connected to a fourth gear, the side wall of the fourth gear is provided with a cross through hole, the cross connecting rod passes through the cross through hole, the side wall of the connecting frame is rotatably connected to a fifth gear, the fifth gear is meshed with the fourth gear, the side wall of the connecting frame is rotatably connected to a tenth pulley, the fifth gear and the tenth pulley are coaxially fixedly connected, the side wall of the fixed frame is rotatably connected to an eighth pulley, the side wall of the eighth pulley is installed with a sixth bevel gear, the fixed frame is rotatably connected to a first rotating rod on one side wall facing the connecting frame, a seventh bevel gear is installed at one end of the first rotating rod, the seventh bevel gear is meshed with the sixth bevel gear, a seventh pulley is installed at one end of the second reciprocating threaded rod, and a ninth pulley is installed at the other end of the first rotating rod, and the seventh pulley and the ninth pulley are connected by a belt.

[0012] As a preferred solution of the mining electromechanical equipment safety protection device described in the present invention, an extension plate is installed on the side wall of the slide plate, a first threaded hole is opened on the side wall of the extension plate, a first threaded rod is rotatably connected to the inside of the accommodating groove, a first pulley is rotatably connected to the side wall of the outer frame, the first threaded rod is coaxially fixedly connected to the first pulley, a second threaded rod is rotatably connected to the inner wall of the collecting groove, a second pulley is rotatably connected to the side wall of the outer frame, the second threaded rod is coaxially fixedly connected to the second pulley, and the second pulley is connected to the first pulley by a belt.

[0013] As a preferred solution of the safety protection device for mining electromechanical equipment described in the present invention, the collection assembly includes a movable plate slidingly located inside the collection trough and a push plate hinged at the front end of the bottom of the movable plate, a second threaded hole is opened on the side wall of the movable plate, a baffle is installed at the tail end of the bottom of the movable plate, and a torsion spring is provided at the hinge between the push plate and the movable plate.

[0014] As a preferred solution of a mining electromechanical equipment safety protection device described in the present invention, the waste return assembly includes a fixed tube installed on the side wall of the outer frame and a spiral conveying rod rotatably connected to the inside of the fixed tube, a feed port is provided at the bottom of the side wall of the fixed tube, a discharge port is provided at the bottom of the collecting trough, the discharge port is communicated with the feed port, a discharge port is provided at the top of the side wall of the fixed tube, an eleventh pulley is rotatably connected to the top of the fixed tube, the eleventh pulley and the spiral conveying rod are coaxially fixedly connected, a third fixed plate is installed on the side wall of the fixed tube, a twelfth pulley is rotatably connected to the top of the third fixed plate, the twelfth pulley is connected to the eleventh pulley by a belt, a second rotating rod is installed at the bottom of the twelfth pulley, an eighth bevel gear is installed at the bottom of the second rotating rod, the side wall of the outer frame is rotatably connected to the first bevel gear, the first bevel gear is coaxially fixedly connected to the conveying roller, and the eighth bevel gear is meshed with the first bevel gear.

[0015] Compared with the prior art: a conveying assembly is arranged inside the outer frame, the conveying rollers of the conveying assembly are divided into two groups, an upper group and an lower group, the belts are wrapped around the outside of the two groups of conveying rollers, and a conveying roller gap cleaning assembly is provided between the two groups of conveying rollers. During the conveying process of the conveying assembly, the conveying roller gap cleaning assembly is driven by the driving assembly to remove the gravel and the like inside the gap between the two conveying rollers, and the collecting assembly is driven to transport the collected gravel to the waste return assembly and re-convey it to the belt for conveying. During the process of the conveyor belt conveying the ore, the gap between every two conveyor rollers can be cleaned, thereby preventing the risk of the conveyor belt being stuck due to the gravel being stuck between the conveyor rollers for a long time, and the risk of ore accumulation and falling. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below in combination with the accompanying drawings and detailed embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them: Figure 1 This is an overall structural diagram of a safety protection device for mining electromechanical equipment of the present invention; Figure 2 This is a cross-sectional structural diagram of a safety protection device for mining electromechanical equipment of the present invention; Figure 3 A safety protection device for mining electromechanical equipment of the present invention Figure 2 Structure diagram at A in the middle; Figure 4 This is a diagram of the internal structure of the outer frame of a safety protection device for mining electromechanical equipment of the present invention; Figure 5 This is a structural diagram of a conveyor roller gap cleaning assembly of a mine electromechanical equipment safety protection device of the present invention; Figure 6 A safety protection device for mining electromechanical equipment of the present invention Figure 5 Structure diagram at B in the middle; Figure 7 This is a structural diagram of a collection component of a safety protection device for mining electromechanical equipment of the present invention; Figure 8 This is a structural diagram of a waste return assembly of a mine electromechanical equipment safety protection device of the present invention; Fig. 9 A safety protection device for mining electromechanical equipment of the present invention Figure 7 Structural diagram at center C.

[0017] Description of the drawings: outer frame 100; containing groove 110; collecting groove 111; discharging groove 112; first threaded rod 120; first belt pulley 121; second threaded rod 130; second belt pulley 131; Conveying assembly 200; mounting frame 210; cleaning slot 211; screen 212; conveying roller 220; gap 221; cam 222; connecting rod 2221; first gear 2222; first bevel gear 223; belt 230; motor 240; Driving assembly 300; second gear 310; second bevel gear 311; third pulley 312; special-shaped gear 320; fourth pulley 321; third gear 330; first reciprocating threaded rod 331; first fixed plate 340; third bevel gear 341; fifth pulley 342; sixth pulley 350; fourth bevel gear 351; second fixed plate 360; fifth bevel gear 361; cross connecting rod 362; Conveyor roller gap cleaning assembly 400; slide plate 410; first reciprocating threaded hole 411; slide block 420; elastic sheet 421; second reciprocating threaded hole 422; fixing frame 430; second reciprocating threaded rod 431; seventh belt pulley 4311; eighth belt pulley 432; sixth bevel gear 4321; first rotating rod 433; seventh bevel gear 4331; ninth belt pulley 4332; connecting frame 440; fourth gear 441; cross through hole 4411; fifth gear 442; tenth belt pulley 4421; extension plate 450; first threaded hole 451; Collecting assembly 500; moving plate 510; second threaded hole 511; baffle 512; push plate 520; torsion spring 521; Waste return assembly 600; fixed pipe 610; feed port 611; discharge port 612; spiral conveying rod 620; eleventh pulley 621; third fixed plate 630; twelfth pulley 631; second rotating rod 632; eighth bevel gear 6321. DETAILED DESCRIPTION

[0018] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0019] Secondly, the present invention is described in detail with reference to schematic diagrams. When describing the embodiments of the present invention in detail, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0020] In order to make the objectives, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

[0021] The present invention provides a safety protection device for mining electromechanical equipment, which can clean the gap between every two conveying rollers when the conveyor belt is conveying ore, so as to prevent the conveyor belt from being stuck due to crushed stones being stuck between the conveying rollers for a long time, and prevent the risk of ore piling up and falling.

[0022] Embodiment 1, Figure 1-3 The structure diagram of the first embodiment of the safety protection device for mining electromechanical equipment of the present invention is shown in FIG. Figure 1-Figure 3 A safety protection device for mining electromechanical equipment in this embodiment includes an outer frame 100, a conveying assembly 200, a driving assembly 300, a conveying roller gap cleaning assembly 400, a collecting assembly 500 and a waste return assembly 600.

[0023] The side wall of the outer frame 100 is provided with a receiving groove 110 , and the bottom of the receiving groove 110 is provided with a collecting groove 111 , the inside of the collecting groove 111 is used to collect gravel, and the bottom of the collecting groove 111 is provided with a discharge groove 112 for discharging the gravel.

[0024] The conveying assembly 200 includes a mounting frame 210 installed inside the accommodating tank 110 and located above the accommodating tank 110, a plurality of conveying rollers 220 rotatably connected to the mounting frame 210, a belt 230 sleeved on the outside of the plurality of conveying rollers 220, and a motor 240 installed on the side wall of the outer frame 100 and connected to one of the conveying rollers 220. The conveying rollers 220 are divided into two groups and are symmetrically located inside the mounting frame 210. The number of conveying rollers 220 in each group is the same, and a gap 221 is provided between every two adjacent conveying rollers 220. A cleaning groove 211 is provided at a position corresponding to the gap 221 on the side wall of the mounting frame 210. What is not shown in the figure is that the cleaning groove 211 is connected to the collecting groove 111. When the gravel inside the gap 221 is cleaned to both sides, the cleaned gravel falls into the cleaning groove 211 along the gap 221, and falls into the collecting groove 111 through the cleaning groove 211.

[0025] The driving assembly 300 is installed on the side wall of the outer frame 100 and connected to the conveying roller 220. What is not shown in the figure is that the driving assembly 300 is wrapped in the belt 230. The driving assembly 300 is entirely inside the belt 230 and does not affect the normal use of the belt 230.

[0026] The conveyor roller gap cleaning assembly 400 is located between the two groups of conveyor rollers 220 and connected to the driving assembly 300. When the conveyor rollers 220 rotate, the driving assembly 300 drives the conveyor roller gap cleaning assembly 400 to move forward and backward and clean the inside of the gap 221.

[0027] The collecting assembly 500 is located inside the collecting trough 111 and is connected to the conveying roller gap cleaning assembly 400. When the conveying roller gap cleaning assembly 400 moves, it drives the collecting assembly 500 to move inside the containing trough 110. When the collecting assembly 500 moves, the gravel and the like accumulated inside the collecting trough 111 are transported to the inside of the discharge trough 112.

[0028] The waste return assembly 600 is installed on the side wall of the outer frame 100 and connected to the conveying roller 220. When the conveying roller 220 rotates, it drives the waste return assembly 600 to transport the gravel inside the discharge trough 112 back to the surface of the belt 230 for transportation.

[0029] Combination Figure 1-Figure 3A safety protection device for mining electromechanical equipment in this embodiment starts the motor 240 to drive the conveying roller 220 and the belt 230 to rotate, and conveys the ore on the surface of the belt 230. When the conveying roller 220 rotates, the conveying roller gap cleaning component 400 is driven by the driving component 300 to move inside the accommodating groove 110 and clean the gap 221 between the upper and lower groups of conveying rollers 220, and the crushed stones in the gap 221 are cleaned to both sides and fall into the cleaning groove 211. The crushed stones fall into the collecting groove 111 through the cleaning groove 211. When the conveying roller gap cleaning component 400 moves, it drives the collecting component 500 to move inside the collecting groove 111, pushes the crushed stones into the discharge groove 112, and re-conveys the crushed stones in the discharge groove 112 to the surface of the belt 230 for conveying through the waste return component 600.

[0030] Embodiment 2, Figure 1-9 The structure diagram of the second embodiment of the safety protection device for mining electromechanical equipment of the present invention is shown in FIG. Figure 1-Figure 9 , which is different from the above-mentioned embodiment, a safety protection device for mining electromechanical equipment in this embodiment further includes: A screen 212 is installed on the top of the mounting frame 210, and the screen 212 blocks the top opening of the cleaning tank 211, and the top surface height of the screen 212 is lower than the top surface height of the belt 230. The side wall of the outer frame 100 is rotatably connected to two cams 222. The cam 222 at the rear is coaxially fixedly connected to the rear upper conveying roller 220, and the cam 222 at the front is coaxially fixedly connected to the front lower conveying roller 220. The two cams 222 are connected by a connecting rod 2221. A first gear 2222 is installed on the side wall of the square cam 222, a through groove 113 is opened at the rear end of the accommodating groove 110, the belt 230 passes through the through groove 113 and is connected to the conveyor belt at the rear. What is not shown in the figure is that the motor 240 is connected to a conveyor roller 220 at the upper rear end. By starting the motor 240, the conveyor roller 220 and the cam 222 at the upper rear end are driven to rotate, and the cam 222 and the conveyor roller 220 at the lower front end are driven to rotate through the connecting rod 2221 to transport the ore.

[0031] The driving assembly 300 includes a second gear 310 rotatably connected to the side wall of the outer frame 100, a special-shaped gear 320 rotatably connected to the rear side wall of the outer frame 100, and a third gear 330 rotatably connected to the rear side wall of the outer frame 100 and meshing with the special-shaped gear 320. A second bevel gear 311 is installed on the side wall of the second gear 310, and a first fixed plate 340 is installed on the side wall of the outer frame 100. A third bevel gear 341 is rotatably connected to one side wall of the first fixed plate 340, and the third bevel gear 341 meshes with the second bevel gear 311. A fifth pulley 342 is rotatably connected to the other side wall of the first fixed plate 340, and the fifth pulley 342 is coaxially fixedly connected to the third bevel gear 341. A fourth pulley 321 is installed, and the fourth pulley 321 is connected to the fifth pulley 342 by a belt. The first reciprocating threaded rod 331 is rotatably connected inside the accommodating groove 110. When the cam 222 at the upper rear rotates, it drives the first gear 2222 to rotate. The first gear 2222 drives the second gear 310 and the second bevel gear 311 to rotate. The second bevel gear 311 drives the third bevel gear 341 and the fifth pulley 342 to rotate. When the fifth pulley 342 rotates, the belt drives the fourth pulley 321 and the special-shaped gear 320 to rotate. When the special-shaped gear 320 rotates to mesh with the third gear 330, the special-shaped gear 320 drives the third gear 330 and the first reciprocating threaded rod 331 to rotate.

[0032] The conveyor roller gap cleaning assembly 400 includes a slide plate 410 located between two groups of conveyor rollers 220 and two sliders 420 located above and below the slide plate 410. An elastic sheet 421 is installed at the other end of the slider 420. The elastic sheet 421 penetrates the gap 221. A first reciprocating threaded hole 411 is opened on the side wall of the slide plate 410. The first reciprocating threaded rod 331 rotates and penetrates the first reciprocating threaded hole 411. Two fixing frames 430 are installed on the top and bottom of the conveyor roller gap cleaning assembly 400. A second reciprocating threaded rod 431 is rotatably connected inside the slide plate 410. A second reciprocating threaded hole 422 is opened on the side wall of the slider 420. The second reciprocating threaded rod 431 rotates and penetrates the second reciprocating threaded hole 422. The inner wall of the accommodating groove 110 is rotatably connected to the third pulley 312. The third pulley 312 is coaxially fixedly connected with the second gear 310, and the side wall of the accommodating groove 110 is also rotatably connected with the sixth pulley 350, and the sixth pulley 350 is connected to the third pulley 312 through a belt, and the side wall of the sixth pulley 350 is installed with a fourth bevel gear 351, and the inner wall of the accommodating groove 110 is installed with a second fixed plate 360, and the side wall of the second fixed plate 360 ​​is rotatably connected with the fifth bevel gear 361, and the fifth bevel gear 361 is meshed with the fourth bevel gear 351, and the side wall of the fifth bevel gear 361 is installed with a cross connecting rod 362, and the side wall of the slide plate 410 is installed with a connecting frame 440, and the other end of the connecting frame 440 is rotatably connected with the fourth gear 441, and the side wall of the fourth gear 441 is provided with a cross through hole 4411, and the cross connecting rod 362 is installed with the cross connecting rod 362. 62 passes through the cross through hole 4411, the side wall of the connecting frame 440 is rotatably connected to the fifth gear 442, the fifth gear 442 is meshed with the fourth gear 441, the side wall of the connecting frame 440 is rotatably connected to the tenth pulley 4421, the fifth gear 442 and the tenth pulley 4421 are coaxially fixedly connected, the side wall of the fixed frame 430 is rotatably connected to the eighth pulley 432, the side wall of the eighth pulley 432 is installed with a sixth bevel gear 4321, the side wall of the fixed frame 430 facing the connecting frame 440 is rotatably connected to the first rotating rod 433, one end of the first rotating rod 433 is installed with a seventh bevel gear 4331, the seventh bevel gear 4331 is meshed with the sixth bevel gear 4321, the seventh pulley 4311 is installed at one end of the second reciprocating threaded rod 431, the A ninth pulley 4332 is installed at the other end of a rotating rod 433, and the seventh pulley 4311 is connected to the ninth pulley 4332 through a belt. An extension plate 450 is installed on the side wall of the slide plate 410, and a first threaded hole 451 is opened on the side wall of the extension plate 450. The first threaded rod 120 is rotatably connected to the inside of the accommodating groove 110, and the first pulley 121 is rotatably connected to the side wall of the outer frame 100. The first threaded rod 120 is coaxially fixedly connected to the first pulley 121. The inner wall of the collecting groove 111 is rotatably connected to the second pulley 131, and the second threaded rod 130 is coaxially fixedly connected to the second pulley 131. The second pulley 131 is connected to the first pulley 121 through a belt.When the first reciprocating threaded rod 331 rotates, the screw structure is used to push the slide plate 410 to move inside the accommodating groove 110. At the same time, when the second gear 310 rotates, it drives the third pulley 312 to rotate. The third pulley 312 drives the sixth pulley 350 and the fourth bevel gear 351 to rotate by the belt. The fourth bevel gear 351 drives the fifth bevel gear 361 and the cross connecting rod 362 to rotate. When the cross connecting rod 362 rotates, it drives the fourth gear 441 to rotate. The fourth gear 441 drives the fifth gear 442 and the tenth pulley 4421 to rotate. When the tenth pulley 4421 rotates, the belt drives the eighth pulley 432 and the sixth bevel gear 4321 to rotate. The sixth bevel gear 4321 drives the seventh bevel gear 4331, the first rotating rod 433 and the ninth pulley 4332 to rotate. When the ninth pulley 4332 rotates, the belt drives the seventh pulley 4311 and the second reciprocating threaded rod 4311 The rod 431 rotates, and the second reciprocating threaded rod 431 rotates, and the screw structure is used to push the slider 420 to reciprocate inside the fixed frame 430. When the special-shaped gear 320 rotates one circle, the special-shaped gear 320 drives the first reciprocating threaded rod 331 to rotate and push the slide plate 410 to move a certain distance inside the accommodating groove 110, from the bottom of one gap 221 to the bottom of another gap 221. After the slider 420 follows the slide plate 410 to move below the gap 221, the elastic sheet 421 extends into the gap 221. The slider 420 drives the elastic sheet 421 to move, and the gravel inside the gap 221 and the two sides of the gap 221 are pushed and fall from the cleaning groove 211 into the collecting groove 111. When the slide plate 410 moves, the extension plate 450 drives the first threaded rod 120 and the first pulley 121 to rotate, and the first pulley 121 drives the second pulley 131 and the second threaded rod 130 to rotate by the belt.

[0033] The collecting assembly 500 includes a moving plate 510 that is slidably located inside the collecting tank 111 and a push plate 520 that is hinged at the bottom front end of the moving plate 510. A second threaded hole 511 is opened on the side wall of the moving plate 510. A baffle 512 is installed at the bottom tail end of the moving plate 510. A torsion spring 521 is provided at the hinge between the push plate 520 and the moving plate 510. The second threaded rod 130 rotates and passes through the second threaded hole 511. When the second threaded rod 130 rotates, the screw rod structure is used to push the moving plate 510 and the push plate 520 to move inside the collecting tank 111. When the moving plate 510 moves forward, the baffle 512 is installed at the bottom tail end of the moving plate 510. The plate 512 limits the push plate 520, and the push plate 520 cannot flip backward. The push plate 520 follows the moving plate 510 to move forward and pushes the gravel in the collecting trough 111 forward until the gravel falls into the discharge trough 112. When the moving plate 510 moves backward and passes the gravel, the gravel pushes the push plate 520 to flip forward and squeeze the torsion spring 521 until the push plate 520 is separated from the gravel, and the torsion spring 521 rebounds and pushes the push plate 520 to return to its original position. The baffle 512 limits the push plate 520, and the gravel can be pushed into the discharge trough 112 every time the moving plate 510 moves forward.

[0034] The waste return assembly 600 includes a fixed tube 610 installed on the side wall of the outer frame 100 and a spiral conveying rod 620 rotatably connected to the inside of the fixed tube 610, a feed port 611 is provided at the bottom of the side wall of the fixed tube 610, a discharge slot 112 is provided at the bottom of the collecting slot 111, the discharge slot 112 is communicated with the feed port 611, a discharge port 612 is provided at the top of the side wall of the fixed tube 610, an eleventh pulley 621 is rotatably connected to the top of the fixed tube 610, the eleventh pulley 621 and the spiral conveying rod 620 are coaxially fixedly connected, a third fixed plate 630 is installed on the side wall of the fixed tube 610, a twelfth pulley 631 is rotatably connected to the top of the third fixed plate 630, the twelfth pulley 631 and the eleventh pulley 621 are connected by a belt, a second rotating rod 632 is installed at the bottom of the twelfth pulley 631, and an eighth bevel gear 6 is installed at the bottom of the second rotating rod 632 321, the side wall of the outer frame 100 is rotatably connected with the first bevel gear 223, the first bevel gear 223 is coaxially fixedly connected with the conveying roller 220, the eighth bevel gear 6321 is meshed with the first bevel gear 223, the inside of the discharge trough 112 has a certain slope, and the crushed stone enters the inside of the discharge trough 112 and slides into the inside of the feed port 611 through the slope, and when the conveying roller 220 rotates, it drives the first bevel gear 223 to rotate, the first bevel gear 223 drives the eighth bevel gear 6321 and the second rotating rod 632 to rotate, and the second rotating rod 632 drives the twelfth pulley 631 to rotate, and when the twelfth pulley 631 rotates, the belt drives the eleventh pulley 621 and the spiral conveying rod 620 to rotate, and when the spiral conveying rod 620 rotates, the crushed stone inside the fixed pipe 610 is transported upward until the crushed stone is transported to the top of the fixed pipe 610 and falls on the surface of the belt 230 from the discharge port 612 for re-transportation.

[0035] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced by equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A safety protection device for mining electromechanical equipment, characterized in that: include: An outer frame (100), wherein a side wall of the outer frame (100) is provided with a receiving groove (110), and a bottom of the receiving groove (110) is provided with a collecting groove (111); A conveying assembly (200), comprising a mounting frame (210) mounted inside the accommodating groove (110) and located above the accommodating groove (110), a plurality of conveying rollers (220) rotatably connected inside the mounting frame (210), a belt (230) sleeved outside the plurality of conveying rollers (220), and a motor (240) mounted on the side wall of the outer frame (100) and connected to one of the conveying rollers (220), wherein the conveying rollers (220) are in two groups and are symmetrically located inside the mounting frame (210), the number of the conveying rollers (220) in each group is the same, a gap (221) is provided between every two adjacent conveying rollers (220), and a cleaning groove (211) is provided at a position on the side wall of the mounting frame (210) corresponding to the gap (221); A driving assembly (300) mounted on a side wall of the outer frame (100) and connected to the conveying roller (220); A conveyor roller gap cleaning assembly (400) is located between the two groups of conveyor rollers (220) and is connected to the driving assembly (300); when the conveyor rollers (220) rotate, the driving assembly (300) drives the conveyor roller gap cleaning assembly (400) to move forward and backward and clean the inside of the gap (221); A collecting assembly (500), located inside the collecting tank (111) and connected to the conveying roller gap cleaning assembly (400); A waste material return assembly (600) is mounted on a side wall of the outer frame (100) and connected to the conveying roller (220).

2. A safety protection device for mining electromechanical equipment according to claim 1, characterized in that: A screen (212) is installed on the top of the mounting frame (210), the screen (212) blocks the top opening of the cleaning groove (211), and the top surface height of the screen (212) is lower than the top surface height of the belt (230). Two cams (222) are rotatably connected to the side wall of the outer frame (100), the cam (222) located at the rear is coaxially fixedly connected to the conveying roller (220) at the upper rear, and the cam (222) located at the front is coaxially fixedly connected to the conveying roller (220) at the lower front, and the two cams (222) are connected via a connecting rod (2221). A first gear (2222) is installed on the side wall of the rear cam (222), and a through groove (113) is provided at the rear end of the accommodating groove (110), and the belt (230) passes through the through groove (113) and is connected to the conveying belt at the rear.

3. A safety protection device for mining electromechanical equipment according to claim 1, characterized in that: The driving assembly (300) comprises a second gear (310) rotatably connected to a side wall of the outer frame (100), a special-shaped gear (320) rotatably connected to a rear side wall of the outer frame (100), and a third gear (330) rotatably connected to the rear side wall of the outer frame (100) and meshing with the special-shaped gear (320), a second bevel gear (311) being mounted on a side wall of the second gear (310), a first fixing plate (340) being mounted on a side wall of the outer frame (100), and a third bevel gear (330) being rotatably connected to a side wall of the first fixing plate (340). gear (341), the third bevel gear (341) meshes with the second bevel gear (311), the other side wall of the first fixed plate (340) is rotatably connected to a fifth pulley (342), the fifth pulley (342) is coaxially fixedly connected to the third bevel gear (341), a fourth pulley (321) is installed on the side wall of the special-shaped gear (320), the fourth pulley (321) and the fifth pulley (342) are connected by a belt, and a first reciprocating threaded rod (331) is rotatably connected inside the accommodating groove (110).

4. A safety protection device for mining electromechanical equipment according to claim 3, characterized in that: The conveyor roller gap cleaning assembly (400) comprises a slide plate (410) located between two groups of conveyor rollers (220) and two sliders (420) located above and below the slide plate (410); an elastic sheet (421) is installed at the other end of the slider (420); the elastic sheet (421) passes through the gap (221); a first reciprocating threaded hole (411) is opened on the side wall of the slide plate (410); the first reciprocating threaded rod (331) rotates and passes through the first reciprocating threaded hole (411); two fixing frames (430) are installed on the top and bottom of the conveyor roller gap cleaning assembly (400); a second reciprocating threaded rod (431) is rotatably connected inside the slide plate (410); a second reciprocating threaded hole (422) is opened on the side wall of the slider (420); the second reciprocating threaded rod (431) rotates and passes through the second reciprocating threaded hole (422).

5. A safety protection device for mining electromechanical equipment according to claim 4, characterized in that: The inner wall of the accommodating groove (110) is rotatably connected to a third pulley (312), and the third pulley (312) and the second gear (310) are coaxially fixedly connected. The side wall of the accommodating groove (110) is also rotatably connected to a sixth pulley (350), and the sixth pulley (350) is connected to the third pulley (312) via a belt. A fourth bevel gear (351) is installed on the side wall of the sixth pulley (350). A second fixed plate (360) is installed on the inner wall of the accommodating groove (110), and a fifth bevel gear (361) is rotatably connected to the side wall of the second fixed plate (360), and the fifth bevel gear (361) is meshed with the fourth bevel gear (351). A cross connecting rod (362) is installed on the side wall of the fifth bevel gear (361).

6. A safety protection device for mining electromechanical equipment according to claim 5, characterized in that: The side wall of the slide plate (410) is provided with a connecting frame (440), the other end of the connecting frame (440) is rotatably connected to a fourth gear (441), the side wall of the fourth gear (441) is provided with a cross through hole (4411), the cross connecting rod (362) passes through the cross through hole (4411), the side wall of the connecting frame (440) is rotatably connected to a fifth gear (442), the fifth gear (442) is meshed with the fourth gear (441), the side wall of the connecting frame (440) is rotatably connected to a tenth pulley (4421), the fifth gear (442) and the tenth pulley (4421) are coaxially fixedly connected, and the side wall of the fixing frame (430) is rotatably connected to the fixing frame (430). An eighth pulley (432) is connected, a sixth bevel gear (4321) is installed on the side wall of the eighth pulley (432), a first rotating rod (433) is rotatably connected to a side wall of the fixing frame (430) facing the connecting frame (440), a seventh bevel gear (4331) is installed on one end of the first rotating rod (433), the seventh bevel gear (4331) is meshed with the sixth bevel gear (4321), a seventh pulley (4311) is installed on one end of the second reciprocating threaded rod (431), a ninth pulley (4332) is installed on the other end of the first rotating rod (433), and the seventh pulley (4311) and the ninth pulley (4332) are connected by a belt.

7. A safety protection device for mining electromechanical equipment according to claim 4, characterized in that: An extension plate (450) is installed on the side wall of the slide plate (410), and a first threaded hole (451) is opened on the side wall of the extension plate (450); a first threaded rod (120) is rotatably connected inside the accommodating groove (110); a first belt pulley (121) is rotatably connected to the side wall of the outer frame (100); the first threaded rod (120) and the first belt pulley (121) are coaxially fixedly connected; a second threaded rod (130) is rotatably connected to the inner wall of the collecting groove (111); the side wall of the outer frame (100) is rotatably connected to the second belt pulley (131); the second threaded rod (130) and the second belt pulley (131) are coaxially fixedly connected; the second belt pulley (131) and the first belt pulley (121) are connected via a belt.

8. A safety protection device for mining electromechanical equipment according to claim 1, characterized in that: The collecting assembly (500) comprises a movable plate (510) slidably located inside the collecting groove (111) and a push plate (520) hingedly connected to the front end of the bottom of the movable plate (510); a second threaded hole (511) is provided on the side wall of the movable plate (510); a baffle (512) is installed at the rear end of the bottom of the movable plate (510); and a torsion spring (521) is provided at the hinge between the push plate (520) and the movable plate (510).

9. A safety protection device for mining electromechanical equipment according to claim 1, characterized in that: The waste return assembly (600) comprises a fixed tube (610) mounted on the side wall of the outer frame (100) and a spiral conveying rod (620) rotatably connected to the inside of the fixed tube (610); a feed port (611) is provided at the bottom of the side wall of the fixed tube (610); a discharge trough (112) is provided at the bottom of the collecting trough (111); the discharge trough (112) is communicated with the feed port (611); a discharge port (612) is provided at the top of the side wall of the fixed tube (610); an eleventh pulley (621) is rotatably connected to the top of the fixed tube (610); the eleventh pulley (621) and the spiral conveying rod (620) are coaxially and fixedly connected. A third fixed plate (630) is installed on the side wall of the fixed tube (610); a twelfth pulley (631) is rotatably connected to the top of the third fixed plate (630); the twelfth pulley (631) is connected to the eleventh pulley (621) via a belt; a second rotating rod (632) is installed on the bottom of the twelfth pulley (631); an eighth bevel gear (6321) is installed on the bottom of the second rotating rod (632); a first bevel gear (223) is rotatably connected to the side wall of the outer frame (100); the first bevel gear (223) is coaxially fixedly connected to the conveying roller (220); and the eighth bevel gear (6321) is meshed with the first bevel gear (223).

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