Modularized multi-stage dry magnetic separator

Abstract

The utility model discloses a modularized multi-stage dry magnetic separator, which relates to the technical field of magnetic separators and comprises a feeding cover, and two sieve plates are arranged in the feeding cover and are of inclined structures. The feeding cover is arranged, and the sieve plate capable of swinging up and down is arranged in the feeding cover, so that large materials in materials can be sieved by the sieve plate during magnetic separation operation, and the situation that the large materials collide with small materials to affect magnetic separation and sieving of the materials is avoided; the magnetic conveying belt can screen magnetic materials, the material guiding conveying belt can convey the screened materials, the magnetic conveying belt is matched with the screen plate, multi-stage screening of the materials can be achieved, and the feeding cover, the magnetic conveying belt and the material guiding conveying belt are connected through the supporting screw rod. And the supporting screw is arranged, so that the device is of a modular structure, and assembling, overhauling and maintaining are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of magnetic separator, especially relates to a modular multistage dry type magnetic separator. BACKGROUND

[0002] The magnetic separator is used for removing iron powder and other screening equipment in the recycling of powdery particles. After the ore pulp flows into the tank through the ore feeder box, the ore particles enter the ore feeding area of the tank in a loose state under the action of the water flow of the ore feeding water pipe. Under the action of the magnetic field, the magnetic ore particles form "magnetic groups" or "magnetic chains" by magnetic aggregation. The "magnetic groups" or "magnetic chains" move towards the magnetic pole under the action of the magnetic force in the ore pulp and are adsorbed on the cylinder.

[0003] The utility model relates to a kind of multistage selection's permanent-magnet double-roller dry-type magnetic separator, and it relates to the technical field of magnetic separator.The kind of magnetic separator, through bearing is welded in the inside of magnetic separator, the lower end of magnetic separator is fixedly connected with fixed base, the upper side of magnetic roller machine is penetrated with feeder, the right side of magnetic roller machine is electrically connected with magnetic force machine, the right side of magnetic force machine is penetrated with distribution port, distribution port's right side is welded with distribution frame.Through bearing is set as "cylinder" shape, and through bearing is provided with two, by being provided with two through bearing settings in the inside of magnetic separator, when purifying non-magnetic product, the two through bearings can be reprocessed non-magnetic product, the non-magnetic product excluded from the first through bearing is selected again in the second through bearing, suitable for the production and use of multistage selection's permanent-magnet double-roller dry-type magnetic separator, with good development space.

[0004] The above technical scheme has some problems in actual application. When using the technical scheme, it is easy to be affected by large pieces of material. Large pieces of material can collide with small pieces of material, causing them to be unable to be adsorbed and screened. In addition, the material cannot be automatically classified according to the size of the material during the adsorption and screening process, and needs to be screened multiple times, which is low in efficiency.

[0005] Therefore, it is necessary to invent a modular multistage dry-type magnetic separator to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide a modular multistage dry-type magnetic separator to solve the problems raised in the background art.

[0007] To achieve the above object, the utility model provides the following technical scheme: A modular multistage dry -type magnetic separator, including the feed cover, the inside of feed cover is provided with two sieve plates, two The sieve plate is all set to inclined structure, and two sieve plates are symmetrically set, the end of two sieve plates is away from each other and is provided with the connecting arm through the pivot, and the top of connecting arm is through the pivot and is set to the inner wall of feed cover, the inside top of feed cover is provided with the movable plate, the movable plate is through the pivot and is set between two sieve plates, the outside of movable plate is provided with the positioning sleeve of sleeve joint, and positioning sleeve is fixedly set in the inside of feed cover, the inside top of feed cover is provided with the pivot of bearing activity, the outside wall of pivot is provided with a plurality of lugs, and the lug is set to semicircular structure, one end of pivot is provided with drive motor, and drive motor is fixedly set to the outside of feed cover, the top of movable plate is fixedly provided with the guide plate, and the guide plate is set to umbrella structure, the bottom of feed cover is fixedly provided with the hopper, the below of hopper is provided with the fixed frame, the outside of fixed frame is provided with the magnetic conveyer belt, the below of fixed frame is provided with the support frame, the outside of support frame is provided with the material guide conveyer belt.

[0008] Preferably, the outside of the material guide conveyer belt is fixedly provided with a plurality of distribution plates, and the distribution plate is provided as a flexible structure.

[0009] Preferably, a support frame is provided between the support frame and the fixed frame, the inside of the support frame is fixedly provided with a plurality of scrapers, the plurality of scrapers are provided as an arc structure, and the positions of the plurality of scrapers are respectively provided above the plurality of distribution plates.

[0010] Preferably, the heights of the plurality of scrapers are distributed in a step manner, and the heights of the plurality of scrapers increase in the driving direction of the magnetic conveyer belt.

[0011] Preferably, the outside wall of the support frame is fixedly provided with a positioning screw at four corners, and the positioning screw is fixedly provided outside the fixed frame.

[0012] Preferably, a support screw is provided between the feed cover, the fixed frame and the support frame, and the bottom end of the support screw is fixedly provided with a base.

[0013] The technical effects and advantages of the utility model are as follows:

[0014] 1. The utility model discloses a feed cover is provided with the sieve plate that can swing up and down in the inside, when carrying out magnetic separation operation, the sieve plate can sieve the big block material in material, to avoid big block material to collide with small block material and influence its magnetic separation screening, through setting the magnetic conveyer belt and the material guide conveyer belt below the feed cover, the magnetic conveyer belt can realize the screening of magnetic material, and the material guide convey belt can realize the conveying of screened material, and the magnetic conveyer belt cooperates with the sieve plate, can realize the multistage screening of material, and the feed cover, the magnetic conveyer belt and the material guide conveyer belt are connected through the support screw rod, and the setting of support screw rod makes the device set up the modular structure, to facilitate assembly and maintenance.

[0015] 2. The utility model discloses a support is set up below the magnetic conveyer belt, a plurality of scrapers are set up in the inside of support, and the height of a plurality of scrapers is increasing, and a plurality of scrapers can respectively scrape the material of different particle size on the surface of magnetic conveyer belt, and realize the screening of material size when realizing the magnetic separation of material, can improve the selecting efficiency of device. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic diagram of the utility model.

[0017] Figure 2 It is the whole structure side surface schematic diagram of the utility model.

[0018] Figure 3 It is the feed cover structure section view schematic diagram of the utility model.

[0019] Figure 4 It is the magnetic conveyer belt and material guide conveyer belt structure schematic diagram of the utility model.

[0020] In the drawing: 1, feed cover, 2, sieve plate, 3, connecting arm, 4, movable plate, 5, positioning sleeve, 6, pivot, 7, lug, 8, guide plate, 9, hopper, 10, fixed frame, 11, magnetic conveyer belt, 12, support frame, 13, material guide conveyer belt, 14, material distribution plate, 15, support, 16, scraper, 17, positioning screw rod, 18, support screw rod, 19, base. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] The utility model provides a kind of material screening device, including base, feed cover, magnetic conveyer belt and material guide conveyer belt, the base is provided with fixed frame, and the fixed frame is provided with hopper, and the hopper is provided with guide plate, and the guide plate is provided with lug, and the lug is provided with pivot, and the pivot is provided with movable plate, and the movable plate is provided with connecting arm, and the connecting arm is provided with sieve plate, and the sieve plate is provided with positioning sleeve, and the positioning sleeve is provided with positioning screw rod, and the positioning screw rod is provided with support screw rod, and the support screw rod is provided with feed cover, and the feed cover is provided with magnetic conveyer belt and material guide conveyer belt. Figures 1-4The modular multi-stage dry magnetic separator shown comprises a feeding cover 1, the inside of which is provided with two sieve plates 2, both of which are arranged in an inclined structure and symmetrically, and the ends of both sieve plates 2 away from each other are movably provided with a connecting arm 3 through a pin shaft, and the top end of the connecting arm 3 is movably arranged on the inner wall of the feeding cover 1 through a pin shaft, the inside top end of the feeding cover 1 is provided with a movable plate 4 movably arranged between the two sieve plates 2 through a pin shaft, the outside of the movable plate 4 is provided with a positioning sleeve 5 fixedly arranged inside the feeding cover 1, and the inside top end of the feeding cover 1 is movably provided with a rotating shaft 6 through a bearing, the outside wall of the rotating shaft 6 is provided with a plurality of protrusions 7 in a semicircular structure, and the rotating shaft 6 can extrude the movable plate 4 through the protrusions 7 to drive the sieve plate 2 to move;

[0023] Specifically, one end of the rotating shaft 6 is provided with a driving motor fixedly arranged outside the feeding cover 1, and the top end of the movable plate 4 is fixedly provided with a guide plate 8 in an umbrella-shaped structure, which can guide the material to fall above the sieve plate 2;

[0024] More specifically, the bottom end of the feeding cover 1 is fixedly provided with a hopper 9, the lower side of the hopper 9 is provided with a fixed frame 10, the outside of the fixed frame 10 is provided with a magnetic conveying belt 11, the lower side of the fixed frame 10 is provided with a support frame 12, the outside of the support frame 12 is provided with a material guiding conveying belt 13, the outside of the material guiding conveying belt 13 is fixedly provided with a plurality of material distributing plates 14, and the material distributing plates 14 are arranged in a flexible structure, which facilitates the separate conveying of the material guiding conveying belt 13;

[0025] Furthermore, a support 15 is arranged between the support frame 12 and the fixed frame 10, a plurality of scrapers 16 are fixedly arranged inside the support 15, the plurality of scrapers 16 are arranged in an arc-shaped structure, the positions of the plurality of scrapers 16 are arranged above the plurality of material distributing plates 14, the heights of the plurality of scrapers 16 are arranged in a stepped distribution, and the heights of the plurality of scrapers 16 increase in the driving direction of the magnetic conveying belt 11, because the materials with different particle sizes have different heights after being adsorbed on the surface of the magnetic conveying belt 11, the scrapers 16 with different heights can realize the separate scraping of materials with different sizes;

[0026] Moreover, a positioning screw 17 is fixedly arranged at each of the four corners of the outside wall of the support 15, and the positioning screw 17 is fixedly arranged outside the fixed frame 10, which can realize the support and fixation of the support 15;

[0027] At the same time, a support screw 18 is arranged between the feeding cover 1, the fixed frame 10 and the support frame 12, the bottom end of the support screw 18 is fixedly provided with a base 19, and the base 19 and the support screw 18 can realize the support of the feeding cover 1, the fixed frame 10 and the support frame 12 to realize the modular assembly of the device.

[0028] The utility model discloses a working principle:

[0029] The device is used, and the material to be screened is put into the upper of the feed cover 1, and the material falls on the upper of the sieve plate 2, and the big material is blocked by the sieve plate 2, and the small material passes through the sieve plate 2 and enters the inside of the hopper 9, and then falls on the upper of the magnetic conveyer belt 11, and the magnetic material is adsorbed by the magnetic conveyer belt 11, and the material without magnetism is not adsorbed and moves to the end of the magnetic conveyer belt 11, and then moves away from the magnetic conveyer belt 11 under the action of inertia, and the material with magnetism continues to move along with the magnetic conveyer belt 11, and the material moves to the lower of the magnetic conveyer belt 11 under the action of magnetism, and then is scraped by the scraper 16 and falls on the upper of the guide conveyer belt 13, and then is conveyed to the discharging area by the guide conveyer belt 13.

[0030] In the process of screening, the driving motor drives the rotating shaft 6 to rotate, the rotating shaft 6 extrudes the movable plate 4 through the convex block 7 on the outer side of the rotating shaft 6, the movable plate 4 is moved upwards, the movable plate 4 pulls the sieve plate 2, the sieve plate 2 drives the connecting arm 3 to move, so that the sieve plate 2 is shaken, and the big material filtered on the sieve plate 2 can be shaken off, so that the screening effect of the sieve plate 2 is ensured.

[0031] Finally, it should be pointed out that: the above described only for the preferred embodiment of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A modular multi-stage dry magnetic separator comprising a feed hood (1), characterized in that: The inside of the feeding cover (1) is provided with two sieve plates (2), both of which are arranged in an inclined structure and symmetrically, and the ends of both sieve plates (2) away from each other are movably provided with a connecting arm (3) through a pin shaft, and the top end of the connecting arm (3) is movably arranged on the inner wall of the feeding cover (1) through a pin shaft, and the top end of the feeding cover (1) is provided with a movable plate (4), which is movably arranged between the two sieve plates (2) through a pin shaft, and the outside of the movable plate (4) is sleeved with a positioning sleeve (5) fixedly arranged in the feeding cover (1), and the top end of the feeding cover (1) is movably provided with a rotating shaft (6) through a bearing, the outer side wall of the rotating shaft (6) is provided with a plurality of protrusions (7), and the protrusions (7) are arranged in a semicircular structure, one end of the rotating shaft (6) is provided with a driving motor fixedly arranged on the outside of the feeding cover (1), the top end of the movable plate (4) is fixedly provided with a guide plate (8), and the guide plate (8) is arranged in an umbrella-shaped structure, the bottom end of the feeding cover (1) is fixedly provided with a hopper (9), the lower part of the hopper (9) is provided with a fixed frame (10), the outside of the fixed frame (10) is provided with a magnetic conveying belt (11), the lower part of the fixed frame (10) is provided with a supporting frame (12), and the outside of the supporting frame (12) is provided with a material guiding conveying belt (13).

2. A modular multi-stage dry magnetic separator according to claim 1, characterized in that: The outside of the material guiding conveying belt (13) is fixedly provided with a plurality of material distributing plates (14), and the material distributing plates (14) are arranged in a flexible structure.

3. A modular multi-stage dry magnetic separator according to claim 2, characterized in that: The supporting frame (12) and the fixed frame (10) are provided with a support (15), the inside of the support (15) is fixedly provided with a plurality of scrapers (16), the plurality of scrapers (16) are arranged in an arc-shaped structure, and the positions of the plurality of scrapers (16) are arranged above the plurality of material distributing plates (14) respectively.

4. A modular multi-stage dry magnetic separator according to claim 3, characterized in that: The heights of the plurality of scrapers (16) are distributed in steps, and the heights of the plurality of scrapers (16) increase in the driving direction of the magnetic conveying belt (11).

5. A modular multi-stage dry magnetic separator according to claim 4, characterized in that: The outside walls of the support (15) are fixedly provided with positioning screws (17) at the four corners, and the positioning screws (17) are fixedly arranged on the outside of the fixed frame (10).

6. A modular multi-stage dry magnetic separator according to claim 5, characterized in that: The feeding cover (1), the fixed frame (10) and the supporting frame (12) are provided with a supporting screw (18), and the bottom end of the supporting screw (18) is fixedly provided with a base (19).

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