Ore crushing mechanism for medium-thick ore deposit mining of phosphorite

Abstract

The ore crushing mechanism is applied to the technical field of ore crushing, a fan is started to suck air into a dust filter box to form negative pressure, dust generated during ore crushing enters the dust filter box through a dust suction pipe, the dust is filtered through a dust filter screen, and the dust is discharged from the dust filter box. And dust is prevented from entering the fan, a centrifugal pump is started to pump out water in a water tank, the water is conveyed into a connecting pipe through a hose and sprayed out of a spray head, then a second motor is started to enable a lead screw in a shell to rotate, the lead screw can drive a connecting block to move when rotating, and therefore the connecting pipe is driven to transversely move, and residues on the crushing roller are washed away.

Description

TECHNICAL FIELD

[0001] The utility model belongs to ore crushing technical field, especially relates to a kind of ore crushing mechanism for mining in medium-thick phosphate deposit. BACKGROUND

[0002] Phosphorite is the most important marine sedimentary phosphorite deposit, and is also the main type of current development and utilization. Phosphorite mining operation is the production link with the most consumption of manpower, material resources and funds, and the greatest potential for reducing mining cost. The mined ore usually needs to be crushed for processing and transportation.

[0003] At present, the Chinese utility model with publication number CN219784897U discloses a kind of ore crushing mechanism for mining, which relates to the technical field of mining equipment. The device directly sucks dust into the water tank through a fan. The dust directly passes through the fan, which can easily damage the fan. Meanwhile, the device lacks the function of automatically cleaning the crushing mechanism. After use, the surface of the crushing roller is covered with a lot of dust and residue, which is difficult to clean manually and time-consuming. Moreover, it increases the workload of personnel. UTILITY MODEL CONTENT

[0004] The utility model aims to provide an ore crushing mechanism for mining in medium-thick phosphate deposit, which can avoid dust entering the fan and automatically clean the crushing roller.

[0005] The above technical purpose of the utility model is achieved by the following technical scheme: an ore crushing mechanism for mining in medium-thick phosphate deposit, comprising a crushing box, a crushing roller rotating in the crushing box, a gear meshing with the crushing roller at the same end, a first motor on one side of the crushing box, an end shaft of the crushing roller connected to the first motor, a fixed plate fixedly connected to one side of the crushing box, a dust filter box on the top of the fixed plate, a fan connected to the outlet of the dust filter box, a dust suction pipe connected to the inlet of the dust filter box, and the inlet of the dust suction pipe communicated with the inside of the crushing box. Two dust filter nets are arranged on the inner wall of the dust filter box, and an extraction opening for extracting or inserting the dust filter net is formed on the dust filter box. A positioning mechanism for locking the dust filter net is arranged on the inner wall of the dust filter box. A water tank is arranged on the other side of the crushing box, a centrifugal pump is arranged on the water tank, the water suction end of the centrifugal pump is communicated with the inside of the water tank, a hose is arranged at the outlet end of the centrifugal pump, one end of the hose extends into the crushing box, a connecting pipe is connected to the extended end of the hose, and a spray head for spraying water to the crushing roller is connected to the connecting pipe. A driving mechanism is arranged on the inner wall of the crushing box to drive the connecting pipe to move along the length direction or width direction.

[0006] The technical scheme is as follows: the fan is started to suck air into the dust filtering box and form negative pressure, the dust generated during ore crushing enters the dust filtering box through the dust suction pipe, and the dust is filtered through the dust filtering net to avoid entering the fan; the centrifugal pump is started to pump water in the water tank out and through the hose to the connecting pipe and sprayed out from the spray head to clean the residual on the crushing roller.

[0007] The utility model further sets up: the top of crushing box is connected with feeding groove, and the inside of crushing box is provided with the removable material collecting box.

[0008] The technical scheme is as follows: convenient for ore feeding and collecting.

[0009] The utility model further sets up, the positioning mechanism includes the arc -shaped clamping groove of setting in the side wall of dust filtering net, and the inner wall of dust filtering box is connected with the arc -shaped clamping block of inserting or withdrawing arc -shaped clamping groove slidably, and the side of arc -shaped clamping block away from arc -shaped clamping groove is fixedly connected with spring between dust filtering box inner wall.

[0010] The technical scheme is as follows: convenient for dismounting and replacing the dust filtering net.

[0011] The utility model further sets up, the side of arc -shaped clamping block away from arc -shaped clamping groove is fixedly connected with guide rod, and the inner wall of dust filtering box is provided with the guide groove of sliding cooperation with guide rod.

[0012] The utility model further sets up, and spring is sleeved on guide rod.

[0013] The technical scheme is as follows: the arc -shaped clamping block can be stable when moving.

[0014] The utility model further sets up, and the top of water tank is provided with water injection hole, and the filter screen is installed in water injection hole.

[0015] The technical scheme is as follows: convenient for filtering water quality.

[0016] The utility model further sets up, and the drive mechanism includes the second motor of setting in one side of crushing box, and the inside of crushing box is fixedly installed with shell, and the inner wall of shell is rotatably connected with lead screw through bearing seat, and one end of lead screw is fixedly connected with the output end of second motor, and the connecting block of screw thread cooperation is installed on lead screw, and one side of connecting block is fixedly connected with connecting pipe, and one end of connecting pipe penetrates one side of shell and extends to the top of crushing roller.

[0017] The technical scheme is as follows: convenient for moving the connecting pipe.

[0018] The utility model further sets up, and the bottom of connecting block is fixedly connected with limiting block, and the inner wall of shell is provided with limiting slot, and limiting block and limiting slot are slidably connected.

[0019] The technical scheme has the advantages that the connecting block can be moved stably.

[0020] In conclusion, the utility model has the advantages of the following:

[0021] 1: start the fan to suck air into the dust filter box and form a negative pressure, the dust generated when the ore is crushed enters the dust filter box through the dust suction pipe, and the dust is filtered through the dust filter screen to prevent the dust from entering the fan; when the dust filter screen needs to be cleaned, pull the pull ring to move the dust filter screen, the arc-shaped clamping block and the arc-shaped clamping groove are matched to make the arc-shaped clamping groove extrude the arc-shaped clamping block when the dust filter screen is pulled, the arc-shaped clamping block is extruded to drive the guide rod to move, and the spring is compressed, and then the spring is retracted into the dust filter box, so that the fixing of the dust filter screen is released, and the dust filter screen is conveniently taken out of the dust filter box for cleaning.

[0022] 2: start the centrifugal pump to pump out the water in the water tank, and deliver the water to the connecting pipe through the hose, and spray the water out of the spray head; at the same time, the second motor is started to rotate the lead screw in the shell, the lead screw is rotated, the limiting block and the limiting groove are slidably matched, the connecting block is axially moved on the lead screw, so as to drive the connecting pipe to move transversely, and then the residual material on the crushing roller is washed clean. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is the overall structure schematic view of the utility model;

[0024] Figure 2 is the structure schematic view of the water tank and the centrifugal pump of the utility model;

[0025] Figure 3 is the structure schematic view of the driving mechanism of the utility model;

[0026] Figure 4 is the structure schematic view of the dust filter box and the dust filter screen of the utility model;

[0027] Figure 5 is the structure schematic view of the dust filter box and the dust filter screen of the utility model; Figure 3

[0028] Figure 6 is the structure schematic view of the dust filter box and the dust filter screen of the utility model; Figure 4

[0029] ​​: 1, crushing box; 101, feeding groove; 102, material collecting box; 2, first motor; 3, gear; 4, crushing roller; 5, fixed plate; 6, dust filtering box; 7, fan; 8, dust suction pipe; 9, dust filtering net; 10, arc clamping groove; 11, arc clamping block; 12, spring; 13, guide rod; 14, guide groove; 15, water tank; 16, centrifugal pump; 17, hose; 18, connecting pipe; 19, spray head; 20, second motor; 21, shell; 22, screw rod; 23, connecting block; 24, limiting block. DETAILED DESCRIPTION

[0030] The utility model will be made further detailed explanation below combining with the drawings.

[0031] Example 1:

[0032] Reference Figure 1 , Figure 3 , Figure 4 and Figure 6 A kind of ore crushing mechanism for mining in thick phosphorite deposit, including crushing box 1, crushing roller 4 is rotatably mounted in crushing box 1 by bearing, the same end of two crushing rollers 4 is equipped with mutually meshing gear 3, and the side of crushing box 1 is provided with first motor 2, and the end of first motor 2 is connected with the end shaft of one of crushing roller 4;The side of crushing box 1 is fixedly connected with fixed plate 5, and the top of fixed plate 5 is provided with dust filtering box 6, and the outlet end of dust filtering box 6 is communicated with fan 7, and the inlet end of dust filtering box 6 is communicated with dust suction pipe 8, and the inlet end of dust suction pipe 8 is communicated with the inside side of crushing box 1;The inner wall of dust filtering box 6 is provided with two dust filtering nets 9, and the dust filtering box 6 is provided with extraction port that can extract or insert dust filtering net 9, and the side corresponding to dust filtering net 9 of extraction port is provided with pull ring;The inner wall of dust filtering box 6 is provided with positioning mechanism that locks dust filtering net 9.

[0033] Reference Figure 1 , Figure 2 and Figure 3 The top of crushing box 1 is communicated with feeding groove 101, and the inside of crushing box 1 is provided with extractable material collecting box 102, and material collecting box 102 is located below two crushing rollers 4.

[0034] Among them, the first motor 2 is started to drive one of the crushing rollers 4 to rotate, and the other crushing roller 4 is driven to rotate by the meshing of the two gears 3, then the ore is poured into the crushing box 1 from the feeding groove 101, and the ore is crushed by the crushing roller 4, and the crushed ore falls into the material collecting box 102.

[0035] Reference Figure 4 and Figure 6The positioning mechanism comprises an arc-shaped clamping groove 10 formed in the sidewall of the dust filter screen 9, the inner wall of the dust filter box 6 is slidably connected with an arc-shaped clamping block 11 which can be inserted into or withdrawn from the arc-shaped clamping groove 10, and a spring 12 is fixedly connected between the side of the arc-shaped clamping block 11 away from the arc-shaped clamping groove 10 and the inner wall of the dust filter box 6.

[0036] With reference to Figure 6 The side of the arc-shaped clamping block 11 away from the arc-shaped clamping groove 10 is fixedly connected with a guide rod 13, and the inner wall of the dust filter box 6 is formed with a guide groove 14 which is slidably connected with the guide rod 13.

[0037] With reference to Figure 6 The spring 12 is sleeved on the guide rod 13, and the cooperation of the guide rod 13 and the guide groove 14 can keep the arc-shaped clamping block 11 stable during the process of being inserted into or withdrawn from the arc-shaped clamping groove 10.

[0038] Brief description of the use process: when the ore is crushed, the fan 7 is started to form a negative pressure in the dust filter box 6, and the dust generated during the crushing of the ore enters the dust filter box 6 through the dust suction pipe 8, and the dust is filtered by the dust filter screen 9 to avoid entering the fan 7; when the dust filter screen 9 needs to be cleaned, the dust filter screen 9 is moved by pulling the pull ring, and the cooperation of the arc-shaped clamping block 11 and the arc-shaped clamping groove 10 makes the arc-shaped clamping groove 10 press the arc-shaped clamping block 11 when the dust filter screen 9 is pulled, the arc-shaped clamping block 11 is pressed to drive the guide rod 13 to move, and the spring 12 is compressed, and then retracted into the dust filter box 6, thereby releasing the fixation of the dust filter screen 9, facilitating the removal of the dust filter screen 9 from the dust filter box 6 for cleaning.

[0039] Embodiment 2:

[0040] With reference to Figure 2 , Figure 3 and Figure 5 A kind of ore crushing mechanism for mining in thick phosphate deposit, including crushing box 1, water tank 15 is arranged in one side of crushing box 1, centrifugal pump 16 is arranged on water tank 15, the water pumping end of centrifugal pump 16 is communicated with the inside of water tank 15, the outlet end of centrifugal pump 16 is provided with hose 17, one end of hose 17 extends into crushing box 1, and the extension end of hose 17 is communicated with connecting pipe 18, connecting pipe 18 is located above crushing roller 4, and connecting pipe 18 is communicated with nozzle 19 that can spray water to crushing roller 4;The inner wall of crushing box 1 is provided with driving mechanism for driving connecting pipe 18 to move along its length direction or width direction.

[0041] With reference to Figure 2 Water hole is formed in the top of water tank 15, and filter screen is mounted in the water hole, water is added to water tank 15 through the water hole, and the filter screen can filter impurities in water to improve water quality.

[0042] With reference to Figure 3 and Figure 6The driving mechanism comprises a second motor 20 arranged on one side of the crushing box 1, and a shell 21 fixedly arranged in the crushing box 1, wherein the axial direction of the shell 21 is consistent with the movement direction of the connecting pipe 18, the inner wall of the shell 21 is rotationally connected with a lead screw 22 through a bearing seat, one end of the lead screw 22 is fixedly connected with the output end of the second motor 20, and a connecting block 23 threadedly matched with the lead screw 22 is arranged on the lead screw 22, one side of the connecting block 23 is fixedly connected with the connecting pipe 18, and one end of the connecting pipe 18 penetrates through one side of the shell 21 and extends above the crushing roller 4.

[0043] Reference Figure 6 The bottom of the connecting block 23 is fixedly connected with a limiting block 24, and the inner wall of the shell 21 is provided with a limiting groove, and the limiting block 24 is slidably connected with the limiting groove.

[0044] The use process is briefly described as follows: when the crushing roller 4 needs to be cleaned, the centrifugal pump 16 is started to pump out the water in the water tank 15 and deliver the water into the connecting pipe 18 through the hose 17 and spray out from the spray head 19, so that the residual materials on the crushing roller 4 can be flushed; at the same time, the second motor 20 is started to rotate the lead screw 22 in the shell 21, and when the lead screw 22 rotates, the connecting block 23 is axially moved on the lead screw 22 through the sliding cooperation of the limiting block 24 and the limiting groove, so as to drive the connecting pipe 18 to move transversely, and the crushing roller 4 can be thoroughly flushed.

[0045] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and the person skilled in the art can make a modification without creative contribution according to the needs after reading the specification, but as long as the modification is within the scope of the claims of the utility model, it is protected by the patent law.

Claims

1. An ore crushing mechanism for mining medium-thick phosphate deposits, comprising a crushing box (1), characterized in that: The crushing box (1) is equipped with mutually rotating crushing rollers (4). Gears (3) mesh with each other are installed at the same end of both crushing rollers (4). A first motor (2) is installed on one side of the crushing box (1), and one end of the first motor (2) is connected to the end shaft of one of the crushing rollers (4). A fixing plate (5) is fixedly connected to one side of the crushing box (1). A dust filter box (6) is installed on the top of the fixing plate (5). A fan (7) is connected to the outlet end of the dust filter box (6), and a suction pipe (8) is connected to the inlet end of the dust filter box (6). The inlet of the suction pipe (8) is connected to the interior of the crushing box (1). Two dust filter screens (9) are installed on the inner wall of the dust filter box (6), and the dust filter box (6) has a removable or retractable screen. The dust filter (9) is inserted into the extraction port; the inner wall of the dust filter box (6) is provided with a positioning mechanism that can lock the dust filter (9); a water tank (15) is provided on the other side of the crushing box (1), a centrifugal pump (16) is provided on the water tank (15), the water pump (16) is connected to the inside of the water tank (15), a hose (17) is provided at the outlet end of the centrifugal pump (16), one end of the hose (17) extends into the crushing box (1), and the extension end of the hose (17) is connected to a connecting pipe (18), and a nozzle (19) that can spray water onto the crushing roller (4) is connected to the connecting pipe (18); the inner wall of the crushing box (1) is provided with a driving mechanism that drives the connecting pipe (18) to move along its length or width.

2. The ore crushing mechanism for mining medium-thick phosphate deposits according to claim 1, characterized in that: The top of the crushing box (1) is connected to a feeding trough (101), and the inside of the crushing box (1) is provided with a removable collection box (102).

3. The ore crushing mechanism for mining medium-thick phosphate deposits according to claim 1, characterized in that: The positioning mechanism includes an arc-shaped slot (10) opened on the side wall of the dust filter (9), and an arc-shaped block (11) that can be inserted into or removed from the arc-shaped slot (10) is slidably connected to the inner wall of the dust filter box (6). A spring (12) is fixedly connected between the side of the arc-shaped block (11) away from the arc-shaped slot (10) and the inner wall of the dust filter box (6).

4. The ore crushing mechanism for mining medium-thick phosphate deposits according to claim 3, characterized in that: The arc-shaped card block (11) is fixedly connected to a guide rod (13) on the side away from the arc-shaped card groove (10), and the inner wall of the dust filter box (6) is provided with a guide groove (14) that slides with the guide rod (13).

5. The ore crushing mechanism for mining medium-thick phosphate deposits according to claim 4, characterized in that: The spring (12) is sleeved on the guide rod (13).

6. The ore crushing mechanism for mining medium-thick phosphate deposits according to claim 1, characterized in that: The top of the water tank (15) is provided with a water injection hole, and a filter screen is installed inside the water injection hole.

7. The ore crushing mechanism for mining medium-thick phosphate deposits according to claim 1, characterized in that: The drive mechanism includes a second motor (20) disposed on one side of the crushing box (1). A housing (21) is fixedly installed inside the crushing box (1). A lead screw (22) is rotatably connected to the inner wall of the housing (21) through a bearing seat. One end of the lead screw (22) is fixedly connected to the output end of the second motor (20). A connecting block (23) with a threaded engagement is installed on the lead screw (22). One side of the connecting block (23) is fixedly connected to a connecting pipe (18). One end of the connecting pipe (18) extends through one side of the housing (21) to the top of the crushing roller (4).

8. The ore crushing mechanism for mining medium-thick phosphate deposits according to claim 7, characterized in that: The bottom of the connecting block (23) is fixedly connected to a limiting block (24), and a limiting groove is opened on the inner wall of the outer shell (21). The limiting block (24) is slidably connected to the limiting groove.

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