CN210080187U - Flushing device in high-frequency harmonic magnetic field magnetic separator - Google Patents

Abstract

The utility model discloses a flushing device in a high-frequency harmonic magnetic field magnetic separator, which comprises a water collecting tank and a tank fixedly connected on the water collecting tank, wherein one side of the tank, which is close to a magnetic cylinder on the magnetic separator, is provided with an opening, and the edge of one side of the tank, which is close to the magnetic separator, on the top plate is provided with a baffle plate which is inclined downwards; a first spray pipe, a second spray pipe and a third spray pipe which are sequentially arranged from bottom to top are fixedly connected between the two side plates of the tank, and a flushing circulation mechanism which is communicated with the water collecting tank and the first spray pipe, the second spray pipe and the third spray pipe is arranged on the water collecting tank; a plurality of first nozzles are arranged on the first water spray pipe; a plurality of second nozzles are arranged on the second water spray pipe; a plurality of third nozzles are arranged on the third water spray pipe; a backflow hole positioned below the first nozzle is formed in the top plate of the water collecting tank. The condition that the rinsing water tank in the existing magnetic separator cannot completely clean the residual ore pulp on the metal ore is improved.

Description

Flushing device in high-frequency harmonic magnetic field magnetic separator

Technical Field

The utility model relates to a magnetic separation equipment technical field, concretely relates to washing unit among high frequency harmonic magnetic field magnet separator.

Background

The magnetic separator comprises a separation cavity, a magnetic cylinder, a rinsing water tank and an ore unloading device, wherein ore pulp entering the magnetic separator adsorbs metal ore in the separation cavity through the magnetic cylinder, then the residual ore pulp is cleaned through the rinsing water tank and then enters the ore unloading device to unload the metal ore. The metal ore adsorbed on the magnetic cylinder is cleaned for cleaning residual ore pulp, so that the metal ore is in a clean state when being unloaded, and the subsequent centralized treatment is convenient.

The metal ore adsorbed on the magnetic cylinder is directly cleaned through flowing water flow in the existing magnetic separator, the metal ore is repeatedly cleaned by the water flow less times in the cleaning process, the condition of incomplete cleaning is caused, the cleaning water flow utilized in most of the existing magnetic separators is circulated outside, the time for recovering the cleaning water flow is prolonged, and more waste is caused in the recovery process of the water flow.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides a washing unit among high frequency harmonic magnetic field magnet separator has solved the not thorough problem of rinsing basin remaining ore pulp washing on to the metal ore among the current magnet separator.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a flushing device in a high-frequency harmonic magnetic field magnetic separator comprises a water collecting tank and a tank fixedly connected to the water collecting tank, wherein an opening is formed in one side, close to a magnetic cylinder on the magnetic separator, of the tank, and a downward-inclined baffle is arranged at the edge, close to one side of the magnetic separator, of a top plate of the tank; a first spray pipe, a second spray pipe and a third spray pipe which are sequentially arranged from bottom to top are fixedly connected between the two side plates of the tank box, and a flushing circulation mechanism which is communicated with the water collecting tank and the first spray pipe, the second spray pipe and the third spray pipe is arranged on the water collecting tank; a plurality of first nozzles which are uniformly distributed along the length direction of the first water spray pipe are arranged on the first water spray pipe, and the axis of each first nozzle is tangent to the outer wall of a magnetic cylinder on the magnetic separator; a plurality of second nozzles which are uniformly distributed along the length direction of the second water spray pipe are arranged on the second water spray pipe, and the included angle between the axis of the second nozzle at the corresponding position and the axis of the first nozzle is 10 degrees; a plurality of third nozzles are uniformly distributed along the length direction of the third water spray pipe, and the included angle between the axis of the third nozzle at the corresponding position and the axis of the second nozzle is 10 degrees; and a backflow hole positioned below the first nozzle is formed in the top plate of the water collecting tank.

When the magnetic separator normally operates, the magnetic cylinder on the magnetic separator adsorbs the metal ores in the ore pulp in the separation cavity and then moves to the flushing device, and when the magnetic cylinder rotates, the metal ores which just enter a flushing range are flushed through a plurality of first nozzles on a first water spray pipe; when the magnetic cylinder continues to rotate by an included angle of 10 degrees, the magnetic cylinder is washed by the plurality of second nozzles on the second water spray pipe again; after the magnetic cylinder continues to rotate at an included angle of 10 degrees, the magnetic cylinder is washed by a plurality of third nozzles on a third water spray pipe, the washing is successively carried out for three times and is continuously carried out within the range of the included angle of 30 degrees, the residual ore pulp in the metal ore can be washed as far as possible, the washed water flows back to the water collecting tank, the water flow in the water collecting tank is circularly conveyed by the washing circulating mechanism, and the water flow distance in the whole washing process is shortened.

The magnetic separator is characterized in that a first guide plate and a second guide plate which are respectively positioned on two sides of the width direction of the backflow hole are fixedly connected between two side plates of the tank, an inverted V-shaped structure is formed between the first guide plate and the second guide plate, wherein the upper end of the first guide plate extends to the lower part of the first nozzle, and the upper end of the second guide plate extends to the edge of the magnetic cylinder on the magnetic separator.

The flushing circulation mechanism comprises a circulating water pump installed on the water collecting tank, a water inlet of the circulating water pump is connected with a water inlet pipe extending into the water collecting tank, a water outlet of the circulating water pump is connected with a water outlet pipe, and the water outlet pipe is communicated with the first water spraying pipe, the second water spraying pipe and the third water spraying pipe.

And a filter screen plate positioned below the backflow hole is fixedly connected in the water collecting tank, and the cross section of the filter screen plate is L-shaped.

A material removing hole is formed in one side plate of the water collecting tank, and a sealing seat is detachably mounted on the material removing hole; a left-handed screw and a right-handed screw are rotatably arranged between the side plate of the water collecting tank far away from the material removing hole and the sealing seat, the parts of the left-handed screw and the right-handed screw extending out of the side plate of the water collecting tank are fixedly connected with gears which are mutually meshed, and the tail end of the right-handed screw is connected with a driving motor; a cleaning sliding plate is arranged on the filter screen plate in a sliding manner, the cleaning sliding plate is matched with the left-handed screw in a left-handed threaded manner, and the cleaning sliding plate is matched with the right-handed screw in a right-handed threaded manner; the riser of filter plate and all be equipped with two parallel slip spacing strips rather than on the header tank curb plate that is parallel, two slip spacing strips all with clean slide sliding fit.

And a magnetic steel bar is embedded at the bottom of the sweeping sliding plate.

The sealing seat comprises a positioning plate and a matching block fixedly connected to the positioning plate, and a plurality of uniformly distributed sealing bulges are bonded on 4 side surfaces of the matching block; two mounting holes are formed in the matching block, the rolling bearings are mounted in the mounting holes in an interference fit mode, and limiting plates for limiting the rolling bearings to slide out are further mounted on the matching block through screws.

The positioning plate is also provided with a holding rod.

And a water replenishing pipe is arranged on the water collecting tank, and a first stop valve is installed on the water replenishing pipe.

All be connected with the reserve water pipe that stretches out the tank on first spray pipe, second spray pipe and the third spray pipe, install the second stop valve on the reserve water pipe.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the range of 30-degree included angles, the metal ores adsorbed on the magnetic cylinder are continuously washed by the first nozzles, the second nozzles and the third nozzles, so that the metal ores can be thoroughly washed in a short time and a small range, and the washing effect can be improved by using higher pressure of water flow sprayed from the nozzles;

2. the first nozzle, the second nozzle and the third nozzle form acute washing included angles with the outer wall of the magnetic cylinder, so that shearing force can be formed in the washing process, and the washing efficiency in the washing process is improved;

3. the water collecting tank is used for collecting and circulating the flushed water flow, the backflow distance of the flushed water flow is shortened, the waste of the water flow can be reduced to the greatest extent, meanwhile, the condition of continuous supplement of an external water source can be saved, and the water resource can be saved by adopting an interval water supplementing mode.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

fig. 4 is a schematic structural view of the sealing seat of the present invention;

FIG. 5 is a schematic top view of the structure of FIG. 4;

in the figure, a water collecting tank 1, a return hole 101, a tank 2, a baffle 3, a first spray pipe 4, a second spray pipe 5, a third spray pipe 6, a washing circulation mechanism 7, a circulation water pump 71, a water inlet pipe 72, a water outlet pipe 73, a first nozzle 8, a second nozzle 9, a third nozzle 10, a first guide plate 11, a second guide plate 12, a filter screen plate 13, a sealing seat 14, a positioning plate 141, a matching block 142, a mounting hole 1420, a sealing protrusion 143, a rolling bearing 144, a limiting plate 145, a holding rod 146, a left-handed screw 15, a right-handed screw 16, a gear 17, a driving motor 18, a cleaning sliding plate 19, a magnetic steel bar 20, a sliding limiting bar 21, a water replenishing pipe 22, a first stop valve 23, a spare water pipe 24 and a second stop valve 25 are arranged.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 5, the flushing device for a high-frequency harmonic magnetic field magnetic separator of the present invention comprises a water collecting tank 1 and a tank 2 fixedly connected to the water collecting tank 1, wherein the water collecting tank 1 is a hollow cuboid structure; an opening is formed in one side, close to the magnetic cylinder on the magnetic separator, of the tank 2, a downward-inclined baffle 3 is arranged at the edge, close to the magnetic separator, of the top plate of the tank 2, the opening enables the cambered surface of the magnetic cylinder to penetrate into the tank 2 when the magnetic cylinder passes through in the rotating process, cleaning in the tank is facilitated, meanwhile, splashed water drops are blocked by the baffle 3, and the situation that the periphery of the magnetic separator is wet due to the splashed water drops is avoided; a first spray pipe 4, a second spray pipe 5 and a third spray pipe 6 which are sequentially arranged from bottom to top are fixedly connected between two side plates of the tank 2, a washing circulating mechanism 7 which is communicated with the water collecting tank 1 and the first spray pipe 4, the second spray pipe 5 and the third spray pipe 6 is arranged on the water collecting tank 1, a plurality of first nozzles 8 which are uniformly distributed along the length direction of the first spray pipe 4 are arranged on the first spray pipe 4, and the axis of each first nozzle 8 is tangent to the outer wall of a magnetic cylinder on the magnetic separator; a plurality of second nozzles 9 which are uniformly distributed along the length direction of the second water spray pipe 5 are arranged on the second water spray pipe, and the included angle between the axis of the second nozzle 9 at the corresponding position and the axis of the first nozzle 8 is 10 degrees; a plurality of third nozzles 10 which are uniformly distributed along the length direction of the third water spray pipe 6 are arranged on the third water spray pipe, and the included angle between the axial line of the third nozzle 10 at the corresponding position and the axial line of the second nozzle 9 is 10 degrees; the water flow in the water collecting tank 1 is conveyed to the first water spraying pipes 4 through the washing circulating mechanism 7 and then is washed for the first time through the plurality of first nozzles 8, the water flow entering the second water spraying pipes 5 is washed for the second time through the plurality of second nozzles 9, the water flow entering the third water spraying pipes 6 is washed for the third time through the plurality of third nozzles 10, the rotating angle of the whole magnetic cylinder is small in the process from the first washing to the last washing, the washing is continuously carried out in a small range, and the washing effect can be effectively improved; and the acute angle is kept between the water flow sprayed out of the first nozzle 8, the second nozzle 9 and the third nozzle 10 and the magnetic cylinder, so that the washing water flow forms shearing force on the outer wall of the magnetic cylinder, and the metal ore crack adsorbed on the surface of the magnetic cylinder is improved and can be washed.

In order to make the cleaned water flow back to the water collecting tank 1 quickly, a backflow hole 101 located below the first nozzle 8 is formed in a top plate of the water collecting tank 1, meanwhile, in order to backflow and block the backflow water flow, a first guide plate 11 and a second guide plate 12 which are located on two sides of the backflow hole 101 in the width direction are fixedly connected between two side plates of the tank 2, an inverted-V-shaped structure is formed between the first guide plate 11 and the second guide plate 12, wherein the upper end of the first guide plate 11 extends to the lower side of the first nozzle 8, the upper end of the second guide plate 12 extends to the edge of a magnetic cylinder on the magnetic separator, and the water flow flowing downwards on the magnetic cylinder can flow into the water collecting tank 1 quickly.

The flushing circulation mechanism 7 comprises a circulating water pump 71 arranged on the water collecting tank 1, a water inlet of the circulating water pump 71 is connected with a water inlet pipe 72 extending into the water collecting tank 1, a water outlet of the circulating water pump 71 is connected with a water outlet pipe 73, the water outlet pipe 73 is communicated with the first water spraying pipe 4, the second water spraying pipe 5 and the third water spraying pipe 6, and water flow in the water collecting tank 1 is circularly conveyed through the circulating water pump 71, so that higher spraying pressure is formed; in order to filter the water flow entering the water collecting tank 1 and avoid the blocking in the flowing process, a filtering screen plate 13 positioned below the backflow hole 101 is further fixedly connected in the water collecting tank 1, the cross section of the filtering screen plate 13 is in an L shape, and when backflow water entering the water collecting tank 1 from the backflow hole 101 passes through the filtering screen plate 13, impurities are retained on the filtering screen plate 13, so that the water flow entering the water collecting tank 1 can flow circularly.

In order to remove impurities retained on the filter screen plate 13, a material removing hole is formed in one side plate of the water collecting tank 1, and a sealing seat 14 is detachably mounted on the material removing hole; a left-handed screw 15 and a right-handed screw 16 are rotatably arranged between the side plate of the water collecting tank 1 far away from the material removing hole and the sealing seat 14, the parts of the left-handed screw 15 and the right-handed screw 16 extending out of the side plate of the water collecting tank 1 are fixedly connected with gears 17 which are mutually meshed, and the tail end of the right-handed screw 16 is connected with a driving motor 18; a cleaning sliding plate 19 is arranged on the filter screen plate 13 in a sliding manner, the cleaning sliding plate 19 is matched with the left-handed screw 15 in a left-handed threaded manner, and the cleaning sliding plate 19 is matched with the right-handed screw 16 in a right-handed threaded manner; the vertical plate of the filter screen plate 13 and the side plate of the water collecting tank 1 parallel to the vertical plate are respectively provided with two parallel sliding limiting strips 21, the two sliding limiting strips 21 are in sliding fit with a cleaning sliding plate 19, when a driving motor 18 rotates forwards, a left-handed screw 15 and a right-handed screw 16 are utilized to synchronously rotate, meanwhile, the left-handed screw 15 is in left-handed threaded fit with the cleaning sliding plate 19, the right-handed screw 16 is in right-handed threaded fit with the cleaning sliding plate 19, the cleaning sliding plate 19 only can slide under the limiting action of the sliding limiting strips 21, when the driving motor 18 operates, spiral motion is converted into linear motion thrust through the left-handed screw 15 and the right-handed screw 16, so that the cleaning sliding plate 19 is pushed to move, and impurities retained on the filter screen plate 13 are pushed through the cleaning sliding plate 19 and then discharged; when the drive motor 18 rotates in the reverse direction, the cleaning slide plate 19 moves in the reverse direction to be reset.

In order to enable the cleaning sliding plate 19 to adsorb a small amount of metal ores in impurities in the material removing process, a magnetic steel strip 20 is embedded at the bottom of the cleaning sliding plate 19, so that small granular metal ores can be adsorbed and can be directly recovered.

In the normal circulation process, the water collecting tank 1 needs to be reliably sealed through the sealing seat 14, and the left-handed screw 15 and the right-handed screw 16 need to be supported, the sealing seat 14 comprises a positioning plate 141 and a matching block 142 fixedly connected to the positioning plate 141, a plurality of sealing protrusions 143 which are uniformly distributed and arranged are bonded on 4 side surfaces of the matching block 142, the sealing protrusions 143 are of triangular pyramid structures and made of rubber, and after the sealing protrusions 143 are extruded, gaps between the matching block 142 and side plates of the water collecting tank 1 are sealed, so that the leakage is prevented; two mounting holes 1420 are formed in the matching block 142, the rolling bearings 144 are mounted in the mounting holes 1420 in an interference fit mode, the matching block 142 is further provided with a limiting plate 145 for limiting the rolling bearings 144 to slide out, the left-handed screw 15 and the right-handed screw 16 are supported through the rolling bearings 144 and are guaranteed to rotate flexibly, the situation that the left-handed screw 15 and the right-handed screw 16 are blocked in the rotating process is guaranteed, and the situation that the cleaning sliding plate 19 can normally slide on the filter screen plate 13 can be guaranteed to be cleaned.

In order to facilitate the placement or removal of the entire seal seat 14, a holding rod 146 is further disposed on the positioning plate 141, and the holding rod 146 is n-shaped, so as to facilitate the holding and force application.

In order to supplement the water flow lost in the water collecting tank 1, a water supplementing pipe 22 is provided on the water collecting tank 1, a first stop valve 23 is installed on the water supplementing pipe 22, and when water supplement is required, the first stop valve 23 is opened to supplement the water flow into the water collecting tank 1, and the water supplement amount cannot exceed the maximum volume of the whole water collecting tank 1.

In order to directly introduce external water flow into the first water spray pipe 4, the second water spray pipe 5 and the third water spray pipe 6 when the flushing circulating mechanism 7 has faults or cannot normally run, and enable the flushing process to be continuously carried out, the first water spray pipe 4, the second water spray pipe 5 and the third water spray pipe 6 are all connected with a standby water pipe 24 extending out of the tank box 2, a second stop valve 25 is installed on the standby water pipe 24, when the flushing circulating mechanism is required to be used, the second stop valve 25 is opened, and the standby water pipe 24 is connected to an external main water pipe; allowing the cleaning process to continue.

In the description of the present invention, it should be noted that the terms "upper", "lower", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus, they should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, nor limiting the order of installation.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; of course, mechanical connection and electrical connection are also possible; alternatively, they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (10)

1. The utility model provides a washing unit among high frequency harmonic magnetic field magnet separator which characterized in that: the magnetic separator comprises a water collecting tank (1) and a tank box (2) fixedly connected to the water collecting tank (1), wherein an opening is formed in one side, close to a magnetic cylinder on the magnetic separator, of the tank box (2), and a downward-inclined baffle (3) is arranged at the edge, close to one side of the magnetic separator, of a top plate of the tank box (2); a first water spray pipe (4), a second water spray pipe (5) and a third water spray pipe (6) which are sequentially arranged from bottom to top are fixedly connected between the two side plates of the tank (2), and a washing circulation mechanism (7) which is communicated with the water collection tank (1) and the first water spray pipe (4), the second water spray pipe (5) and the third water spray pipe (6) is arranged on the water collection tank (1);

a plurality of first nozzles (8) which are uniformly distributed along the length direction of the first water spray pipe (4) are arranged on the first water spray pipe, and the axis of each first nozzle (8) is tangent to the outer wall of a magnetic cylinder on the magnetic separator; a plurality of second nozzles (9) which are uniformly distributed along the length direction of the second water spraying pipe (5) are arranged on the second water spraying pipe, and the included angle between the axis of the second nozzle (9) at the corresponding position and the axis of the first nozzle (8) is 10 degrees; a plurality of third nozzles (10) which are uniformly distributed along the length direction of the third water spray pipe (6) are arranged on the third water spray pipe, and the included angle between the axis of the third nozzle (10) at the corresponding position and the axis of the second nozzle (9) is 10 degrees;

a top plate of the water collecting tank (1) is provided with a backflow hole (101) which is positioned below the first nozzle (8).

2. The washing device in the high-frequency harmonic magnetic field magnetic separator as claimed in claim 1, wherein: the rigid coupling has first guide plate (11) and second guide plate (12) that are located backward flow hole (101) width direction both sides respectively between two curb plates of groove case (2), form between first guide plate (11) and second guide plate (12) and fall "eight" font structure, wherein the upper end of first guide plate (11) extends to first nozzle (8) below, and the upper end of second guide plate (12) extends to the magnetism section of thick bamboo edge on the magnet separator.

3. The washing device in the high-frequency harmonic magnetic field magnetic separator as claimed in claim 2, wherein: the washing circulation mechanism (7) comprises a circulating water pump (71) installed on the water collecting tank (1), a water inlet of the circulating water pump (71) is connected with a water inlet pipe (72) extending into the water collecting tank (1), a water outlet of the circulating water pump (71) is connected with a water outlet pipe (73), and the water outlet pipe (73) is communicated with the first water spray pipe (4), the second water spray pipe (5) and the third water spray pipe (6).

4. The washing device in the high-frequency harmonic magnetic field magnetic separator as claimed in claim 1, wherein: a filter screen plate (13) positioned below the backflow hole (101) is further fixedly connected in the water collecting tank (1), and the cross section of the filter screen plate (13) is L-shaped.

5. The washing device for the high-frequency harmonic magnetic field magnetic separator as claimed in claim 4, wherein: a material removing hole is formed in one side plate of the water collecting tank (1), and a sealing seat (14) is detachably mounted on the material removing hole; a left-handed screw (15) and a right-handed screw (16) are rotatably arranged between a side plate on one side of the water collecting tank (1) far away from the material removing hole and the sealing seat (14), the parts of the left-handed screw (15) and the right-handed screw (16) extending out of the side plate of the water collecting tank (1) are fixedly connected with gears (17) which are mutually meshed, and the tail end of the right-handed screw (16) is connected with a driving motor (18);

a cleaning sliding plate (19) is arranged on the filter screen plate (13) in a sliding manner, the cleaning sliding plate (19) is matched with the left-handed screw (15) in a left-handed threaded manner, and the cleaning sliding plate (19) is matched with the right-handed screw (16) in a right-handed threaded manner; the vertical plate of the filter screen plate (13) and the side plate of the water collecting tank (1) parallel to the vertical plate are provided with two parallel sliding limiting strips (21), and the two sliding limiting strips (21) are in sliding fit with the cleaning sliding plate (19).

6. The washing device for the high-frequency harmonic magnetic field magnetic separator as claimed in claim 5, wherein: and a magnetic steel strip (20) is embedded at the bottom of the sweeping sliding plate (19).

7. The washing device for the high-frequency harmonic magnetic field magnetic separator as claimed in claim 6, wherein: the sealing seat (14) comprises a positioning plate (141) and a matching block (142) fixedly connected to the positioning plate (141), and 4 side surfaces of the matching block (142) are bonded with a plurality of uniformly arranged sealing bulges (143); two mounting holes (1420) have been seted up on cooperation piece (142), and interference fit installs antifriction bearing (144) in mounting hole (1420), still install limiting plate (145) of restriction antifriction bearing (144) roll-off through the screw on cooperation piece (142).

8. The washing device for the high-frequency harmonic magnetic field magnetic separator as claimed in claim 7, wherein: and a holding rod (146) is further arranged on the positioning plate (141).

9. The washing device in the high-frequency harmonic magnetic field magnetic separator as claimed in claim 1, wherein: and a water replenishing pipe (22) is arranged on the water collecting tank (1), and a first stop valve (23) is installed on the water replenishing pipe (22).

10. The washing device in the high-frequency harmonic magnetic field magnetic separator as claimed in claim 1, wherein: all be connected with on first spray pipe (4), second spray pipe (5) and third spray pipe (6) and stretch out stand-by water pipe (24) of cistern (2), install second stop valve (25) on stand-by water pipe (24).

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