Liquid level adjusting device of flotation machine

Abstract

The utility model belongs to the technical field of flotation machines, and particularly relates to a liquid level adjusting device of a flotation machine, which comprises a slurry passing cylinder, the bottom of the slurry passing cylinder is communicated and fixed with a slurry passing box, and one side of the slurry passing cylinder and one side of the slurry passing box are fixedly connected with concentric-square-shaped frames. Ore pulp is filtered through a filter screen before entering the pulp passing box through a pulp passing hole and a coarse sand inlet hole, impurities are prevented from entering the pulp passing box to cause blockage, a push rod is moved to drive a connecting rod to move and compress a second spring, so that the connecting rod drives a connecting block to move through a hinge rod, and the pulp passing box is convenient to use. A connecting block drives a round rod to slide on a fixed rod and stretches a first spring, the connecting block drives a clamping pin to be separated from a clamping groove, then a U-shaped sealing plate is moved to drive a filter screen to be separated from a concentric-square-shaped frame, and the filter screen is taken down and cleaned, so that normal flowing of ore pulp is guaranteed, and the risk that equipment is damaged due to blockage is reduced; the service life of the equipment is prolonged, and the equipment is convenient to take down and clean.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of flotation machine, concretely to a flotation machine liquid level adjusting device. BACKGROUND

[0002] In the flotation operation process, the flotation machine is often used as the separation equipment of the target mineral and non-target mineral. The flotation machine is driven by the motor triangular belt to rotate the impeller, generates centrifugal effect to form negative pressure, on one hand, absorbs sufficient air to mix with the ore pulp, on the other hand, stirs the ore pulp to mix with the ore dressing reagent, at the same time, makes the mineral adhere to the foam, floats to the ore pulp surface to form mineralized foam, through adjusting the height of the gate, controls the liquid level of the ore pulp, so that the foam containing the target mineral is scraped out by the scraper. The height of the flotation foam layer directly affects the flotation effect of the flotation machine. Therefore, the adjustment of the liquid level of the flotation machine has an important influence on the ore dressing technical index, and the adjustment of the liquid level of the flotation machine needs the help of the adjusting device.

[0003] Chinese open authorization invention: CN113731646B discloses a kind of flotation machine liquid level adjusting device, including pulp passing cylinder, pulp passing box, adjusting screw rod, taper plug, screw rod support rod and adjusting disc;The adjusting device is placed in the flotation tank body;The pulp passing box is fixed in the flotation tank body;The pulp passing cylinder is fixed on the upper surface of pulp passing box;The bottom of the pulp passing box is provided with coarse sand inlet hole, the side is provided with pulp outlet hole to connect next section operation flotation machine through slurry guide pipe, the upper surface is provided with opening and is connected with the inner cavity of pulp passing cylinder;The adjusting screw rod passes through the pulp passing cylinder, is placed in the pulp passing box and is fixedly connected with taper plug, is provided with screw thread on the upper part, extends out of the pulp passing cylinder and is movably connected with screw rod support rod through screw thread, is fixedly connected with adjusting disc;The screw rod support rod is fixedly connected with the flotation machine;The taper plug is arranged above the coarse sand inlet hole in the bottom of the pulp passing box;The side wall of the pulp passing cylinder is provided with pulp passing hole.The present application has simple structure, stable and reliable performance.

[0004] However, the device still has some problems, in the actual use process, especially the design of coarse sand inlet hole and pulp passing hole lacks necessary filter structure, so that impurities (such as large ore, metal fragments, etc.) in the ore pulp are easy to enter and block these holes, once the blockage occurs, not only will affect the normal flow of the ore pulp, reduce the flotation efficiency, but also may cause serious wear and damage to the equipment, increase the maintenance cost and the risk of production interruption, therefore we propose a kind of flotation machine liquid level adjusting device to solve the above problems. UTILITY MODEL CONTENT

[0005] (One) technical problem solved

[0006] In view of the deficiencies of the prior art, the utility model provides a kind of flotation machine liquid level adjusting device, solves the problems raised in the above background art.

[0007] (Two) technical scheme

[0008] To achieve the above objectives, this utility model specifically adopts the following technical solution:

[0009] A flotation machine level adjustment device includes a slurry pass cylinder. The bottom of the slurry pass cylinder is connected to and fixedly fitted with a slurry box. A U-shaped frame is fixedly connected to one side of both the slurry pass cylinder and the slurry box. A U-shaped groove with one open side is formed on the U-shaped frame. A filter screen is movably contacted on the U-shaped groove. One side of the filter screen is fixedly connected to a U-shaped sealing plate. Slots are formed on both sides of the U-shaped sealing plate. A fixing rod is fixedly connected to the front side of each U-shaped frame. A round rod is slidably connected to the fixing rod. A first spring is welded between the end of the round rod and one side of the corresponding U-shaped frame. A connecting block is welded to the other end of the round rod. A locking pin is welded to one side of the connecting block, engaging with a corresponding slot. A hinge rod is rotatably connected to one side of the connecting block. Rectangular blocks are welded to both sides of the U-shaped frame. A connecting rod is provided on each rectangular block. The end of the connecting rod is hinged to the end of the corresponding hinge rod. A push rod is fixedly connected to the other end of the connecting rod. A second spring is welded between one side of the push rod and one side of the corresponding rectangular block.

[0010] Furthermore, the first spring is movably sleeved on the corresponding fixed rod, and the second spring is movably sleeved on the corresponding connecting rod.

[0011] Furthermore, a fixed plate is provided at the top of the slurry cylinder, and a lead screw is rotatably connected to the bottom of the fixed plate, with an adjusting rod threaded onto the lead screw.

[0012] Furthermore, a tapered plug is fixedly connected to the end of the adjusting rod, and a knob is fixedly connected to the top of the lead screw extending above the fixed plate.

[0013] Furthermore, a block is fixedly connected to the adjusting rod, and a gate is fixedly connected to one side of the block.

[0014] Furthermore, a slurry passage hole is provided on the inner right side of the slurry passage cylinder, a coarse sand inlet hole is provided on the inner bottom of the slurry passage box, and a slurry outlet hole is provided on the inner right side of the slurry passage box.

[0015] (III) Beneficial Effects

[0016] Compared with the prior art, the present invention provides a flotation machine liquid level adjustment device, which has the following beneficial effects:

[0017] The utility model discloses, through the ore pulp passes through the ore pulp hole and the coarse sand inlet hole and enters the ore pulp box before, first through the filter screen and filters, prevent the impurity and enter the ore pulp box and cause the block, remove the push rod and drive the connecting rod and compress the second spring, make the connecting rod drive the connecting block and move through the articulated rod, and the connecting block drives the round rod and slides on the fixed rod and stretches the first spring, and the connecting block drives the snap pin and the card slot and separates, and then remove the U-shaped sealing plate and drive the filter screen and the back -shaped frame and separate, and take down and clean, thereby guarantee the normal flow of ore pulp, also reduced the risk of damage of equipment because of the block, prolong the service life of equipment, and it is convenient to take down and clean. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0019] Figure 2 It is the cut open three-dimensional structure schematic diagram of the utility model ore pulp cylinder and ore pulp box;

[0020] Figure 3 It is the partial three-dimensional structure schematic diagram of the utility model;

[0021] Figure 4 It is the utility model Figure 3 The filter screen is taken down three-dimensional structure schematic diagram.

[0022] In the drawing: 1, ore pulp cylinder;2, ore pulp box;3, ore pulp hole;4, coarse sand inlet hole;5, back -shaped frame;6, back -shaped groove;7, filter screen;8, U-shaped sealing plate;9, card slot;10, fixed rod;11, round rod;12, first spring;13, connecting block;14, snap pin;15, articulated rod;16, rectangular block;17, connecting rod;18, push rod;19, second spring;20, fixed plate;21, screw;22, adjusting rod;23, taper plug;24, knob;25, square;26, gate;27, out pulp hole. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of 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 are within the protection scope of the utility model.

[0024] EMBODIMENT

[0025] As Figures 1-4The utility model discloses a kind of liquid level regulating devices of flotation machine, including overpulp cylinder 1, the bottom of overpulp cylinder 1 is connected and is fixed with overpulp box 2, the side of overpulp cylinder 1 and overpulp box 2 is fixedly connected with backshaped frame 5, backshaped frame 5 is opened with backshaped groove 6 with one side as opening setting, backshaped groove 6 is movably contacted with filter screen 7, the side of filter screen 7 is fixedly connected with U-shaped sealing plate 8, the both sides of U-shaped sealing plate 8 are opened with clamping groove 9, the front side of backshaped frame 5 is fixedly connected with fixed rod 10, fixed rod 10 is slidably connected with round bar 11, first spring 12 is welded between the end of round bar 11 and the side of corresponding backshaped frame 5, the other end of round bar 11 is welded with connecting block 13, the side of connecting block 13 is welded with clamping pin 14, clamping pin 14 is engaged with corresponding clamping groove 9, the side of connecting block 13 is rotatably connected with articulated rod 15, the both sides of backshaped frame 5 are welded with rectangular block 16, rectangular block 16 is equipped with connecting rod 17, the end of connecting rod 17 is hinged with the end of corresponding articulated rod 15, the other end of connecting rod 17 is fixedly connected with push rod 18, the side of push rod 18 and the side of corresponding rectangular block 16 are welded with second spring 19, before ore pulp enters overpulp box 2 through overpulp hole 3 and coarse sand inlet hole 4, first pass through filter screen 7 and filter, prevent impurity from entering overpulp box 2 and cause blockage, when needing to remove filter screen 7 and clean, move push rod 18, push rod 18 drives corresponding connecting rod 17 to move, push rod 18 is compressed to second spring 19 in the process of moving, so that connecting rod 17 is extruded to corresponding articulated rod 15, under the action of extrusion force, articulated rod 15 moves and rotates, articulated rod 15 drives corresponding connecting block 13 to move, connecting block 13 drives corresponding round bar 11 to slide on fixed rod 10 and stretch first spring 12, while connecting block 13 drives corresponding clamping pin 14 and clamping groove 9 are separated, then move U-shaped sealing plate 8, U-shaped sealing plate 8 drives corresponding filter screen 7 and backshaped frame 5 are separated, to remove and clean, to ensure the normal flow of ore pulp, also reduce the risk of equipment damage due to blockage, prolong the service life of equipment, and it is convenient to remove and clean.

[0026] In some embodiments, first spring 12 movably sets on corresponding fixed rod 10, second spring 19 movably sets on corresponding connecting rod 17, the setting of connecting rod 17 plays a connecting role.

[0027] In some embodiments, the top of overpulp cylinder 1 is equipped with fixed plate 20, the bottom of fixed plate 20 is rotatably connected with lead screw 21, lead screw 21 is threadedly connected with adjusting rod 22, the setting of fixed plate 20 plays a supporting role.

[0028] In some embodiments, the end of the adjusting rod 22 is fixedly connected with a tapered plug 23, the top end of the screw rod 21 extends above the fixed plate 20 and is fixedly connected with a knob 24, the flow rate can be adjusted by the knob 24.

[0029] In some embodiments, the adjusting rod 22 is fixedly connected with a block 25, and the block 25 is fixedly connected with a gate 26 on one side.

[0030] In some embodiments, the over-pulp cylinder 1 is provided with an over-pulp hole 3 on the right inner wall, the over-pulp box 2 is provided with a coarse sand inlet hole 4 on the bottom inner wall, and the over-pulp box 2 is provided with an over-pulp outlet hole 27 on the right inner wall.

[0031] In use, before the ore pulp enters the over-pulp box 2 through the over-pulp hole 3 and the coarse sand inlet hole 4, it is first filtered by the filter screen 7 to prevent impurities from entering the over-pulp box 2 and causing blockage. When it is necessary to remove the filter screen 7 for cleaning, the push rod 18 is moved, the push rod 18 drives the corresponding connecting rod 17 to move, the push rod 18 compresses the second spring 19 in the process of movement, the connecting rod 17 extrudes the corresponding hinged rod 15, the hinged rod 15 moves and rotates under the action of the extrusion force, the hinged rod 15 drives the corresponding connecting block 13 to move, the connecting block 13 drives the corresponding round rod 11 to slide on the fixed rod 10 and stretch the first spring 12, at the same time, the connecting block 13 drives the corresponding pin 14 to separate from the slot 9, then the U-shaped sealing plate 8 is moved, the U-shaped sealing plate 8 drives the corresponding filter screen 7 to separate from the back-shaped frame 5, so that the filter screen 7 is removed for cleaning, thereby ensuring the normal flow of the ore pulp, reducing the risk of damage of the equipment due to blockage, prolonging the service life of the equipment, and facilitating removal and cleaning.

[0032] Finally, it should be noted that: the above only describes preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A flotation machine liquid level regulating device, comprising a slurry tube (1), characterized in that: The bottom of the slurry cylinder (1) is connected to and fixed with a slurry box (2). A spiral frame (5) is fixedly connected to one side of both the slurry cylinder (1) and the slurry box (2). A spiral groove (6) with one side open is opened on the spiral frame (5). A filter screen (7) is movably contacted on the spiral groove (6). One side of the filter screen (7) is fixedly connected to a U-shaped sealing plate (8). A slot (9) is opened on both sides of the U-shaped sealing plate (8). A fixing rod (10) is fixedly connected to the front side of the spiral frame (5). A round rod (11) is slidably connected to the fixing rod (10). A first spring is welded between the end of the round rod (11) and one side of the corresponding spiral frame (5). 12), a connecting block (13) is welded to the other end of the round rod (11). A locking pin (14) is welded to one side of the connecting block (13). The locking pin (14) is engaged with the corresponding locking groove (9). A hinge rod (15) is rotatably connected to one side of the connecting block (13). A rectangular block (16) is welded to both sides of the loop frame (5). A connecting rod (17) is provided on the rectangular block (16). The end of the connecting rod (17) is hinged to the end of the corresponding hinge rod (15). A push rod (18) is fixedly connected to the other end of the connecting rod (17). A second spring (19) is welded between one side of the push rod (18) and one side of the corresponding rectangular block (16).

2. The flotation machine liquid level regulating device according to claim 1, characterized in that: The first spring (12) is movably sleeved on the corresponding fixed rod (10), and the second spring (19) is movably sleeved on the corresponding connecting rod (17).

3. The flotation machine liquid level regulating device according to claim 1, characterized in that: The top of the slurry cylinder (1) is provided with a fixing plate (20), and the bottom of the fixing plate (20) is rotatably connected with a screw (21), and an adjusting rod (22) is threaded onto the screw (21).

4. The flotation machine liquid level regulating device according to claim 3, characterized in that: The end of the adjusting rod (22) is fixedly connected to a tapered plug (23), and the top of the lead screw (21) extends above the fixing plate (20) and is fixedly connected to a knob (24).

5. The flotation machine liquid level regulating device according to claim 4, characterized in that: A block (25) is fixedly connected to the adjusting rod (22), and a gate (26) is fixedly connected to one side of the block (25).

6. The flotation machine liquid level regulating device according to claim 5, characterized in that: The slurry passing cylinder (1) has a slurry passing hole (3) on its right inner wall, the slurry passing box (2) has a coarse sand inlet hole (4) on its bottom inner wall, and the slurry passing box (2) has a slurry outlet hole (27) on its right inner wall.

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