Movable mine crushing station

Abstract

The utility model belongs to the technical field of mines, and particularly relates to a movable mine crushing station which comprises a movable vehicle body and a first supporting rod, the first supporting rod is fixedly connected to the left end of the upper side of the movable vehicle body, and the right end of the upper side of the movable vehicle body is fixedly connected with a second supporting rod. According to the movable mine crushing station, when the ore crushing station is used, a motor is started firstly, to-be-crushed ore is poured into a primary crushing box, slides between primary crushing rollers through the upper sides of a first inclined plate and a second inclined plate, falls onto a water filtering plate after being crushed by the primary crushing rollers, and then slides rightwards into an inclined frame; at the moment, small-enough ore fragments fall into a discharging hopper from screen holes in the bottom end of an inclined frame and then slide into a material collecting box at the left end of the upper side of the movable vehicle body to be collected firstly, and then overlarge ore blocks slide into a secondary crushing box and are crushed to be small enough through a secondary crushing roller; and the materials are discharged from the blanking frame into a material receiving box at the right end of the upper side of the mobile vehicle body to be collected.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of mine, concretely is a mobile mine crushing station. BACKGROUND

[0002] The mine crushing station is mainly used for crushing and processing ore during mining, and is an equipment for breaking and decomposing mineral blocks of various sizes, hardness and material types through the action of mechanical components inside.

[0003] However, in the actual use process of the crusher, the large blocks of ore collected are often large in quantity, and some large blocks of ore are still large in size after being crushed once, and need to be further crushed. At this time, it is necessary to use multiple crushers to run simultaneously, and the crushing efficiency is low, and the equipment investment cost is large.

[0004] As disclosed in Chinese patent CN214210696U, a kind of ore crushing station, primary crushing device and secondary crushing device are cascaded in a device, so that large blocks of ore must be sent in twice crushing process, so that large blocks of ore can be fully crushed into small pieces, improve the crushing quality, make the overall land area of crushing equipment smaller, occupy less space, it is beneficial to reduce equipment cost investment, in addition, when large blocks of ore are large in quantity, the ore material after being preliminarily crushed by the primary crushing device is distributed to any one secondary crushing device through the distribution plate, so that the primary crushing device and the secondary crushing device can be continuously operated simultaneously, and the ore crushing efficiency is improved.

[0005] However, after primary crushing of ore, part of the stone blocks have been crushed into small pieces, but the crushing device cannot separate the small pieces from the device after primary crushing, but follows the large stone pieces for secondary crushing, which can cause the small pieces to be crushed too small, lower than the required size of ore pieces.

[0006] Therefore, it is urgent to provide a mobile mine crushing station capable of classified crushing. UTILITY MODEL CONTENT

[0007] The utility model aims at providing a mobile mine crushing station to solve the problems in the above background technology.

[0008] To achieve the above object, the utility model provides the following technical scheme: a mobile mine crushing station, comprising a mobile vehicle body and a first support rod, the first support rod is fixedly connected to the upper left end of the mobile vehicle body, the upper right end of the mobile vehicle body is fixedly connected with a second support rod, and the upper end of the mobile vehicle body is provided with a crushing mechanism.

[0009] The crushing mechanism comprises a primary crushing box fixedly connected to the upper end of the first supporting rod, a secondary crushing box fixedly connected to the upper end of the second supporting rod, an inclined frame fixedly connected to the lower right end of the primary crushing box, a discharging frame fixedly connected to the lower right end of the secondary crushing box, a discharging hopper fixedly connected to the upper left side of the secondary crushing box, two circular shafts symmetrically and rotatably connected to the middle of the primary crushing box and the secondary crushing box, a gear fixedly connected to the rear end of the circular shaft, a motor installed at the left front end of the primary crushing box and the secondary crushing box, a primary crushing roller fixedly connected to the outer side of the circular shaft in the primary crushing box, a secondary crushing roller fixedly connected to the outer side of the circular shaft in the secondary crushing box, a water filter plate fixedly connected to the lower inner side of the primary crushing box, a first inclined plate fixedly connected to the upper left inner side of the primary crushing box and the secondary crushing box, a second inclined plate fixedly connected to the upper right inner side of the primary crushing box and the secondary crushing box, and a receiving box placed below the right end of the discharging frame and below the left end of the discharging hopper on the upper side of the moving vehicle body.

[0010] The right side of the inclined frame is fixedly connected to the upper left side of the secondary crushing box, the primary crushing box is provided with a discharging port below the right end thereof and left of the inclined frame, the secondary crushing box is provided with a feeding port above the left end thereof and right of the inclined frame, the water filter plate is fixedly inclined to the left end of the discharging port in the primary crushing box, the bottom of the inclined frame is provided with screen holes at equal distances, the bottom of the secondary crushing box is inclined and higher on the left than on the right, and the secondary crushing box is provided with a discharging port at the right end thereof and below the discharging frame.

[0011] Further improvement lies in that the two gears at the rear ends of the two circular shafts in the primary crushing box or the secondary crushing box are engaged, the front end of the circular shaft at the left end of the primary crushing box or the secondary crushing box is fixedly connected to the rear end of the output shaft of the motor, so that when the output shaft of the motor is driven to rotate, the circular shaft at the left end of the primary crushing box or the secondary crushing box is driven to rotate, and the two circular shafts are relatively rotated through the relative rotation of the two gears at the rear ends.

[0012] Further improvement lies in that the first inclined plate is fixed to the upper left end of the inner side of the primary crushing box and the secondary crushing box in a state of being higher on the left than on the right, the second inclined plate is fixed to the upper right end of the inner side of the primary crushing box and the secondary crushing box in a state of being higher on the right than on the left, and the lowest position of the first inclined plate is located above the right end of the lowest position of the second inclined plate, so that the ore to be crushed in the primary crushing box first falls into the first inclined plate or the second inclined plate and then slides downward along the upper side of the first inclined plate and the second inclined plate to be crushed between the primary crushing rollers.

[0013] Further improvement lies in that the upper left end of the mobile vehicle body is provided with a water storage tank, the upper end of the water storage tank is connected with a water outlet pipe, the right end of the water storage tank is fixedly connected with a left connecting pipe, the lower left end of the primary crushing tank is fixedly connected with a left connecting pipe, the left connecting pipe and the right connecting pipe are connected with a mounting pipe, the outer sides of the left connecting pipe and the right connecting pipe adjacent to the mounting pipe are fixedly connected with flanges, the inner side of the mounting pipe is slidably connected with a filter core, and the left connecting pipe and the right connecting pipe are fixedly connected with a stop rod at the end close to the mounting pipe.

[0014] Further improvement lies in that the inside of the water storage tank is provided with a water pump, the lower end of the water outlet pipe is fixedly connected with the water pump, the water spraying direction of the other end of the water outlet pipe is towards the upper end of the primary crushing tank, and the water filtering plate is provided with water filtering holes penetrating from the top surface to the bottom surface, so that the cleaning water in the water storage tank can be pumped into the water outlet pipe through the water pump, and then sprayed into the primary crushing tank from the other end, so as to clean the ore.

[0015] Further improvement lies in that the left and right sides of the mounting pipe are slidably connected with the left connecting pipe and the right connecting pipe adjacent to one side, and the left and right sides of the filter core abut against the outer sides of the stop rods in the left connecting pipe and the right connecting pipe, so that when the mounting pipe is fixed between the left connecting pipe and the right connecting pipe, the filter core is limited by the stop rods at the left and right ends and is fixed to the inner side of the mounting pipe.

[0016] Further improvement lies in that rubber rings are attached to the left and right sides of the mounting pipe, so that the left and right sides of the mounting pipe can be sealed by contacting the left connecting pipe and the right connecting pipe through the rubber rings.

[0017] In summary, the application discloses a mobile mine crushing station.

[0018] In the technical solution, the stone blocks crushed by the primary crushing roller fall downwards and slide along the upper side of the inclined water filtering plate into the inclined frame, are filtered through the sieve holes at the lower end of the inclined frame, and the ore fragments small enough fall through the sieve holes into the discharge hopper and then slide into the material collecting box on the upper left end of the mobile vehicle body to be collected first, and then the ore blocks too large to slide into the secondary crushing tank are crushed by the secondary crushing roller to be small enough and then discharged from the discharge frame into the material collecting box on the upper right end of the mobile vehicle body to be collected, so that the ore fragments small enough are screened out during the crushing process and do not enter the secondary crushing tank for secondary crushing, and the collected ore fragments after crushing are all of the required size.

[0019] Further, the ore to be crushed in the primary crushing box is first dropped into the first or second inclined plate and then slides down along the upper side of the first or second inclined plate to be crushed between the primary crushing rollers, and will not directly fall from a high place to hit the primary crushing rollers, and the same applies to the ore pieces in the chute to be crushed in the secondary crushing box, which first contacts the first or second inclined plate, thereby reducing the impact force on the primary and secondary crushing rollers when working, protecting the primary and secondary crushing rollers and prolonging the service life of the primary and secondary crushing rollers.

[0020] Further, when the ore is crushed, the water pump in the water storage tank is started to pump the cleaning water in the water storage tank to the water outlet pipe, and then sprayed from the other end into the primary crushing box to clean the ore, and the effect of dust removal is achieved, and the washed water flows to the bottom end of the primary crushing box through the water filtering holes in the water filtering plate, and then enters the right connecting pipe, and then flows into the installation pipe to filter out the silt in the water through the filter core, and then reflows from the left connecting pipe to the water storage tank for recycling, so that the crushed ore in the primary crushing box can be continuously cleaned. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a schematic view of the main structure of the utility model;

[0022] Figure 2 It is a schematic view of the rear end structure of the primary crushing box of the utility model;

[0023] Figure 3 It is a schematic view of the internal structure of the primary and secondary crushing boxes of the utility model;

[0024] Figure 4 It is a schematic view of the structure at the water storage tank of the utility model;

[0025] Figure 5 It is a schematic view of the structure at the installation pipe connection of the utility model.

[0026] In the figure: 1, mobile vehicle body; 2, first support rod; 3, second support rod; 401, primary crushing box; 402, secondary crushing box; 403, inclined frame; 404, discharging frame; 405, discharging hopper; 406, circular shaft; 407, gear; 408, motor; 409, primary crushing roller; 410, secondary crushing roller; 411, water filtering plate; 412, first inclined plate; 413, second inclined plate; 414, material collecting box; 501, water storage tank; 502, water outlet pipe; 503, left connecting pipe; 504, right connecting pipe; 505, installation pipe; 506, flange; 507, filter core; 508, blocking rod. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the present application.

[0028] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a mobile mine crushing station, including mobile car body 1 and first support rod 2, first support rod 2 is fixedly connected to the upper left end of mobile car body 1, the upper right end of mobile car body 1 is fixedly connected with second support rod 3, and the upper end of mobile car body 1 is provided with crushing mechanism.

[0029] Crushing mechanism includes primary crushing box 401 fixedly connected to the upper end of first support rod 2, and the upper end of second support rod 3 is fixedly connected with secondary crushing box 402, the right lower end of primary crushing box 401 is fixedly connected with inclined frame 403, the right lower end of secondary crushing box 402 is fixedly connected with discharging frame 404, the left upper side of secondary crushing box 402 is fixedly connected with discharging hopper 405, and the inside middle position of primary crushing box 401 and secondary crushing box 402 is rotatably connected with circular shaft 406 in symmetry, the outer side of the rear end of circular shaft 406 is fixedly connected with gear 407, the left front side of primary crushing box 401 and secondary crushing box 402 is installed with motor 408, the outer side of circular shaft 406 in primary crushing box 401 is fixedly connected with primary crushing roller 409, and the outer side of circular shaft 406 in secondary crushing box 402 is fixedly connected with secondary crushing roller 410.

[0030] The two gears 407 at the rear end of the two circular shafts 406 in primary crushing box 401 or secondary crushing box 402 are engaged, and the front end of the circular shaft 406 at the left end in primary crushing box 401 or secondary crushing box 402 is fixedly connected with the rear end of the output shaft of motor 408, so that when the circular shaft 406 at the left end in primary crushing box 401 or secondary crushing box 402 is rotated by starting motor 408 and the output shaft thereof, the two gears 407 at the rear end are relatively rotated, the two circular shafts 406 are relatively rotated, and the two primary crushing rollers 409 or secondary crushing rollers 410 at the outer end are relatively rotated, so that the ore blocks in primary crushing box 401 and secondary crushing box 402 are crushed.

[0031] The lower end of the primary crushing box 401 is fixedly connected with a water filtering plate 411, the upper left end of the primary crushing box 401 and the secondary crushing box 402 is fixedly connected with a first inclined plate 412, the upper right end of the primary crushing box 401 and the secondary crushing box 402 is fixedly connected with a second inclined plate 413, and the upper side of the moving vehicle body 1 is placed with a collecting box 414 below the right end of the discharging frame 404 and below the left end of the discharging hopper 405.

[0032] The right side of the inclined frame 403 is fixedly connected with the left upper end of the secondary crushing box 402, the lower right end of the primary crushing box 401 is provided with a discharging port left to the inclined frame 403, the upper left end of the secondary crushing box 402 is provided with a feeding port right to the inclined frame 403, the water filtering plate 411 is fixedly inclined to the left end of the discharging port in the primary crushing box 401, the inside bottom end of the inclined frame 403 is provided with screen holes at equal distances, the bottom of the secondary crushing box 402 is inclined and higher on the left and lower on the right, and the right end of the secondary crushing box 402 is provided with a discharging port at the discharging frame 404, so that the stone blocks crushed by the primary crushing roller 409 fall along the upper side of the inclined water filtering plate 411 into the inclined frame 403, are filtered through the screen holes at the lower end of the inclined frame 403, and the small enough ore fragments fall through the screen holes into the discharging hopper 405 and then slide to the collecting box 414 on the left end of the upper side of the moving vehicle body 1 to be collected, then the large ore blocks slide into the secondary crushing box 402, are crushed by the secondary crushing roller 410 to be small enough, and then are discharged from the discharging frame 404 to the collecting box 414 on the right end of the upper side of the moving vehicle body 1 to be collected, so that the small enough ore fragments are first screened and separated and do not need to be secondarily crushed in the process of being crushed twice, and it is ensured that the collected ore fragments after crushing are all fragments of the required size.

[0033] The first inclined plate 412 is fixed to the upper left end of the primary crushing box 401 and the secondary crushing box 402 in a state of being higher on the left and lower on the right, the second inclined plate 413 is fixed to the upper right end of the primary crushing box 401 and the secondary crushing box 402 in a state of being higher on the right and lower on the left, and the lowest position of the first inclined plate 412 is above the right end of the lowest position of the second inclined plate 413, so that the ore to be crushed and conveyed into the primary crushing box 401 first falls into the first inclined plate 412 or the second inclined plate 413 and then slides downward along the upper side of the first inclined plate 412 and the second inclined plate 413 to be crushed between the primary crushing roller 409, and does not directly fall from a high place to the primary crushing roller 409, reducing the impact force on the primary crushing roller 409 and the secondary crushing roller 410 during work, protecting the primary crushing roller 409 and the secondary crushing roller 410, and prolonging the service life of the primary crushing roller 409 and the secondary crushing roller 410.

[0034] The upper left end of the mobile vehicle body 1 is provided with a water storage tank 501, and the upper end of the water storage tank 501 is connected with a water outlet pipe 502, and the inside of the water storage tank 501 is provided with a water pump, and the lower end of the water outlet pipe 502 is fixedly connected with the water pump, and the water outlet pipe 502 is provided with a water spraying direction at the other end towards the upper end of the primary crushing tank 401, and the filter plate 411 is provided with a water filtering hole penetrating from the top surface to the bottom surface, so that when the ore is crushed, the water pump in the water storage tank 501 is started to pump the cleaning water in the water storage tank 501 into the water outlet pipe 502, and then sprayed into the primary crushing tank 401 from the other end, and the ore is cleaned, and the dust is also reduced.

[0035] The right end of the water storage tank 501 is fixedly connected with a left connecting pipe 503, and the left end of the primary crushing tank 401 is fixedly connected with a left connecting pipe 503 below, and the left connecting pipe 503 and the right connecting pipe 504 are connected with a mounting pipe 505, and the outer side of the left connecting pipe 503 and the right connecting pipe 504 adjacent to the mounting pipe 505 is fixedly connected with a flange 506, and the inner side of the mounting pipe 505 is slidably connected with a filter core 507, and the left connecting pipe 503 and the right connecting pipe 504 are fixedly connected with a stop rod 508 at one end adjacent to the mounting pipe 505.

[0036] The left and right sides of the mounting pipe 505 are slidably connected with the left connecting pipe 503 and the right connecting pipe 504 adjacent to one side, and the left and right sides of the filter core 507 are abutted with the outer side of the stop rod 508 inside the left connecting pipe 503 and the right connecting pipe 504, so that after the filter core 507 is slid into the mounting pipe 505, the mounting pipe 505 is slid between the left connecting pipe 503 and the right connecting pipe 504, and then the flange 506 outside the left connecting pipe 503 and the right connecting pipe 504 and the mounting pipe 505 is connected by bolts and nuts, so that the mounting pipe 505 is fixed between the left connecting pipe 503 and the right connecting pipe 504, and the filter core 507 is limited by the stop rods 508 at both ends and is fixed inside the mounting pipe 505. When the filter core 507 needs to be replaced after a long time, the bolts and nuts at the outer end of the flange 506 are removed, and then the mounting pipe 505 is taken out from between the left connecting pipe 503 and the right connecting pipe 504, and then the filter core 507 is taken out from the mounting pipe 505, and a new filter core 507 is installed between the left connecting pipe 503 and the right connecting pipe 504, so that the filter core 507 is not blocked inside after a long time of use.

[0037] The left and right sides of the installation pipe 505 are pasted with rubber rings, so that when the installation pipe 505 is fixed between the left connecting pipe 503 and the right connecting pipe 504, the left and right sides of the installation pipe 505 contact the left connecting pipe 503 and the right connecting pipe 504, so that the contact between the installation pipe 505 and the left connecting pipe 503 and the right connecting pipe 504 is sealed, so that when the cleaning water flows through the installation pipe 505, it will not seep out from the contact between the installation pipe 505 and the left connecting pipe 503 and the right connecting pipe 504.

[0038] Working principle: when the ore crushing station is used, first start the motor 408 and the water pump in the water storage tank 501, the output shaft of the motor 408 rotates to drive the rear end of the shaft 406 to rotate, then drive the primary crushing tank 401 and the secondary crushing tank 402 through the rear end gear 407, so that the two primary crushing rollers 409 and the two secondary crushing rollers 410 in the primary crushing tank 401 and the secondary crushing tank 402 rotate relatively, then pour the ore to be crushed into the primary crushing tank 401, and the water pump in the water storage tank 501 pumps the cleaning water into the water outlet pipe 502, and then sprays it into the primary crushing tank 401, to flush the ore entering the primary crushing tank 401, the ore entering the primary crushing tank 401 slides down the first inclined plate 412 and the second inclined plate 413 on the top to the primary crushing rollers 409, and then falls onto the water filter plate 411, and then slides to the right to the inclined frame 403, at this time, the ore fragments small enough fall from the sieve hole at the bottom of the inclined frame 403 to the lower hopper 405, and then slide to the collection box 414 on the upper left end of the moving vehicle body 1 to be collected, then the ore blocks too large slide to the secondary crushing tank 402, and then fall into the lower hopper 404 after being crushed by the secondary crushing rollers 410 to be small enough, and then fall into the collection box 414 on the upper right end of the moving vehicle body 1 to be collected.

[0039] It should be noted that in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent in such process, method, article or equipment. Without more limitation, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or equipment including the element.

Claims

1. A mobile mining crushing station, comprising a mobile vehicle body (1) and a first support rod (2), wherein the first support rod (2) is fixedly connected to the upper left end of the mobile vehicle body (1), characterized in that: The upper right end of the mobile vehicle body (1) is fixedly connected to a second support rod (3), and the upper end of the mobile vehicle body (1) is provided with a crushing mechanism. The crushing mechanism includes a primary crushing box (401) fixedly connected to the upper end of a first support rod (2), a secondary crushing box (402) fixedly connected to the upper end of the second support rod (3), a slanted frame (403) fixedly connected to the lower right side of the primary crushing box (401), a feeding frame (404) fixedly connected to the lower right side of the secondary crushing box (402), a feeding hopper (405) fixedly connected to the upper left side of the secondary crushing box (402), a circular shaft (406) symmetrically rotated at the middle position inside the primary crushing box (401) and the secondary crushing box (402), a gear (407) fixedly connected to the outer rear end of the circular shaft (406), and a gear mounted on the left front side of the primary crushing box (401) and the secondary crushing box (402). There is a motor (408), a primary crushing roller (409) is fixedly connected to the outside of the round shaft (406) inside the primary crushing box (401), a secondary crushing roller (410) is fixedly connected to the outside of the round shaft (406) inside the secondary crushing box (402), a filter plate (411) is fixedly connected to the lower end of the inner side of the primary crushing box (401), a first inclined plate (412) is fixedly connected to the upper left end of the inner side of the primary crushing box (401) and the secondary crushing box (402), a second inclined plate (413) is fixedly connected to the upper right end of the inner side of the primary crushing box (401) and the secondary crushing box (402), and a receiving box (414) is placed on the upper side of the mobile vehicle (1) below the right end of the feeding frame (404) and below the left end of the feeding hopper (405). The right side of the inclined frame (403) is fixedly connected to the upper left side of the secondary crushing box (402). The primary crushing box (401) has a discharge port located at the lower right end of the inclined frame (403) to the left. The secondary crushing box (402) has a feed port located at the upper left end of the inclined frame (403) to the right. The filter plate (411) is fixed at an inclination to the left end of the discharge port inside the primary crushing box (401). The bottom of the inclined frame (403) has sieve holes at equal intervals. The bottom of the secondary crushing box (402) is inclined and is higher on the left and lower on the right. The right end of the secondary crushing box (402) has a discharge port located at the feed frame (404).

2. The mobile mining crushing station according to claim 1, characterized in that: The two gears (407) at the rear ends of the two round shafts (406) inside the primary crushing box (401) or the secondary crushing box (402) mesh, and the front end of the round shaft (406) at the left end inside the primary crushing box (401) or the secondary crushing box (402) is fixedly connected to the rear end of the output shaft of the motor (408).

3. A mobile mining crushing station according to claim 1, characterized in that: The first inclined plate (412) is fixed to the upper left end of the inner side of the primary crushing box (401) and the secondary crushing box (402) in a state of left-high and right-low, and the second inclined plate (413) is fixed to the upper right end of the inner side of the primary crushing box (401) and the secondary crushing box (402) in a state of right-high and left-low, and the lowest position of the first inclined plate (412) is located above the right end of the lowest position of the second inclined plate (413).

4. A mobile mining crushing station according to claim 1, characterized in that: A water storage tank (501) is installed on the upper left side of the mobile vehicle body (1). A water outlet pipe (502) is connected to the upper end of the water storage tank (501). A left connecting pipe (503) is fixedly connected to the right end of the water storage tank (501). A left connecting pipe (503) is fixedly connected to the lower left end of the primary crushing box (401). An installation pipe (505) is connected between the left connecting pipe (503) and the right connecting pipe (504). A flange (506) is fixedly connected to the outer side of the left connecting pipe (503) and the right connecting pipe (504) adjacent to the installation pipe (505). A filter element (507) is slidably connected to the inner side of the installation pipe (505). A stop bar (508) is fixedly connected to the inner side of the left connecting pipe (503) and the right connecting pipe (504) near the installation pipe (505).

5. A mobile mining crushing station according to claim 4, characterized in that: The water storage tank (501) is equipped with a water pump. The lower end of the water outlet pipe (502) is fixedly connected to the water pump. The water spray direction of the other end of the water outlet pipe (502) is towards the upper end of the primary crushing box (401). The filter plate (411) has a filter hole that runs from the top surface to the bottom surface.

6. A mobile mining crushing station according to claim 4, characterized in that: The left and right sides of the mounting tube (505) are slidably connected to the side adjacent to the left connecting tube (503) and the right connecting tube (504), and the left and right sides of the filter element (507) abut against the outside of the baffle (508) inside the left connecting tube (503) and the right connecting tube (504).

7. A mobile mining crushing station according to claim 4, characterized in that: Rubber rings are attached to the left and right sides of the mounting tube (505).

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