Mixing device for diluted ore pulp

Abstract

The utility model relates to the technical field of mineral aggregate processing, and particularly discloses a diluted ore pulp mixing device which aims at solving the problem that when diluted ore pulp is separated and settled in the existing aluminum oxide production, due to the fact that equipment is frequently overhauled, maintained or replaced, system equipment is difficult to fully realize continuous action, and comprises at least one mixing box, each mixing box is provided with a plurality of groups of separating mechanisms; the separating mechanism comprises a separating and settling tank and a feeding pipe; two ends of the feeding pipe are respectively communicated with the separating and settling tank and the mixing box; a communicating pipe penetrates through the middle section of the feeding pipe, and one end, far away from the middle section of the feeding pipe, of the communicating pipe is communicated with the position, far away from the end part of the feeding pipe, of the mixing box. According to the diluted ore pulp mixing device disclosed by the utility model, the normal production efficiency can be maintained and the system equipment can be overhauled and maintained by improving the arrangement number and the connection mode of the equipment and the pipelines thereof, and the diluted ore pulp mixing device is simple and convenient to operate.

Description

TECHNICAL FIELD

[0001] The utility model relates to mineral aggregate processing technical field, specifically, relate to a dilution ore pulp mixing device. BACKGROUND

[0002] In the industrial production of alumina, it is mainly prepared by dissolving, purifying and separating aluminum-containing mineral aggregates. In the above production process, the dissolved ore pulp needs to be mixed with the washing liquid produced by the first settlement to form dilution ore pulp, and then sent to the separation settling tank for settlement separation. In the current actual production, a plurality of separation settling tanks are arranged, and a distribution box is arranged at the front end of the separation settling tank. The dilution ore pulp is sent to the distribution box in batches according to the quantity through the pipeline, and then introduced into the separation settling tank for separation treatment.

[0003] For example, the patent with the announcement number CN213912462U provides an online efficient tank withdrawal device for a settling tank, which includes a separation settling tank, a public standby settling tank and N washing settling tanks arranged in sequence. The separation settling tank and the public standby settling tank are provided with a dilution ore pulp feeding pipeline. The separation settling tank, the public standby settling tank and the N washing settling tanks are each equipped with a respective underflow pump. The separation settling tank, the public standby settling tank and the N washing settling tanks are connected in series through the respective underflow pumps and conveying pipelines. The public standby settling tank and the N washing settling tanks are each equipped with a respective distribution box, which is arranged on the conveying pipeline at the outlet end of the underflow pump of the previous settling tank.

[0004] In the existing settling tank for alumina production and its related system equipment, although the overall processing efficiency can be improved by connecting multiple tanks or multiple tanks in series, the maintenance and repair of the separation settling tank or the distribution box will always be temporarily suspended to some extent, that is, the original production rate and demand cannot be fully maintained for continuous operation, and the operation of repairing or replacing the equipment is difficult and time-consuming. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that in the existing alumina production, the dilution ore pulp is separated and settled, and the equipment needs to be frequently maintained or replaced, which makes it difficult for the system equipment to fully realize continuous operation. The application provides a dilution ore pulp mixing device, which can maintain normal production efficiency while performing maintenance and repair of the system equipment through improvement of the number and connection method of the equipment and its pipeline.

[0006] The utility model realizes the following technical solutions:

[0007] The utility model provides a kind of dilution ore pulp mixing device, including at least one mixing box, each the mixing box is equipped with multiple separation mechanisms;The separation mechanism includes separation settling tank and feed pipe, the both ends of the feed pipe are communicated separation settling tank and the mixing box respectively;The middle section of the feed pipe is provided with intercommunication pipe, and the end of the intercommunication pipe away from the middle section of the feed pipe is detachably connected with the position of the mixing box away from the end of the feed pipe.

[0008] Preferably, the middle section of the intercommunication pipe is provided with a secondary pipe, and the end of the secondary pipe away from the middle section of the intercommunication pipe is detachably connected with the mixing box.

[0009] Preferably, both ends of the secondary pipe are equipped with shunt valves.

[0010] Preferably, the end of the feed pipe close to the mixing box is equipped with a feed valve.

[0011] Preferably, both ends of the intercommunication pipe are equipped with intercommunication valves.

[0012] Preferably, the inner top of the mixing box is provided with a mixing mechanism, which includes a turntable erected on the top of the mixing box and a plurality of stirring belts arranged on the bottom surface of the turntable, and the turntable is rotationally connected with the mixing box.

[0013] Preferably, the top of the turntable is equipped with a rotating rod, which is arranged through the top of the mixing box, and the rotating rod is connected with a driving motor, so that the rotating rod can be rotationally connected with the mixing box.

[0014] Preferably, the mixing mechanism further includes a plurality of air jets arranged on the inner bottom of the mixing box, and the air outlet of the air jet is arranged towards the inner cavity of the mixing box.

[0015] The technical solution of the utility model has the following beneficial effects:

[0016] The dilution ore pulp mixing device of the utility model improves the number and connection mode of the equipment and its pipeline, realizes uninterrupted and continuous separation and settling operation through multiple separation mechanisms, closes part of the valves to empty the mixing box for maintenance during maintenance, can realize normal production efficiency while maintaining the system equipment, and is simple and convenient to operate, practical and widely applicable. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a structure schematic view of the dilution ore pulp mixing device in embodiment 1.

[0018] Fig. 2 It is a structure schematic view of the mixing box in embodiment 1.

[0019] Fig. 3 This is a cross-sectional view of the mixing tank in Example 1.

[0020] Attached reference numerals: 1-mixing box, 11-turntable, 12-stirring belt, 13-rotating rod, 14-drive motor, 15-jet generator, 16-discharge pipe, 17-observation window, 2-separation settling tank, 3-feed pipe, 31-feed valve, 4-connecting pipe, 41-connecting valve, 5-secondary pipe, 51-diverter valve. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of this utility model clearer, the technical solutions of this utility model will be clearly and completely described below. Where specific conditions are not specified in the embodiments, they are performed according to conventional conditions or conditions recommended by the manufacturer; where the manufacturers of instruments, equipment, reagents, or raw materials are not specified, they are all conventional products that can be purchased commercially. The following are specific embodiments in conjunction with the accompanying drawings.

[0022] like Figs. 1 to 3 As shown, this embodiment provides a diluted slurry mixing device, including a mixing tank 1. A discharge pipe 16 is provided at the bottom of the mixing tank 1. A mixing mechanism is mounted on the top of the mixing tank 1. The mixing mechanism includes a turntable 11 mounted on the top of the mixing tank 1 and multiple stirring belts 12 disposed on the bottom surface of the turntable 11. The turntable 11 is rotatably connected to the mixing tank 1. A rotating rod 13 is disposed on the top of the turntable 11, extending through the top of the mixing tank 1. The rotating rod 13 is connected to a drive motor 14, allowing it to be rotatably connected to the mixing tank 1. The mixing mechanism also includes multiple jet generators 15 disposed at the bottom of the mixing tank 1. The jet nozzles of the jet generators 15 face the inner cavity of the mixing tank 1. By blowing air and jetting air, the stirring belts 12 can assist in mixing the materials inside the tank. Furthermore, an observation window 17 is embedded in the side wall of the mixing tank 1, allowing for timely observation of the mixing status of the materials inside the tank.

[0023] In this embodiment, the mixing tank 1 is equipped with two sets of separation mechanisms. The separation mechanism includes a separation settling tank 2 and a feed pipe 3. The two ends of the feed pipe 3 are respectively connected to the top side of the separation settling tank 2 and the top side of the mixing tank 1. A feed valve 31 is provided at the end of the feed pipe 3 near the mixing tank 1. A connecting pipe 4 is provided through the middle section of the feed pipe 3. The end of the connecting pipe 4 away from the middle section of the feed pipe 3 is connected to the top side of the mixing tank 1 away from the end of the feed pipe 3. A connecting valve 41 is provided at both ends of the connecting pipe 4. A secondary pipe 5 is provided through the middle section of the connecting pipe 4. The end of the secondary pipe 5 away from the middle section of the connecting pipe 4 is connected to the top side of the mixing tank 1. The connection port of the secondary pipe 5 to the mixing tank 1 is located above the interface of the connecting pipe 4 to the mixing tank 1. A diversion valve 51 is provided at both ends of the secondary pipe 5. In addition, both the connecting pipe 4 and the secondary pipe 5 have inlets near the middle section of the mixing box 1, which allows the slurry to enter the mixing device.

[0024] When the dilute ore slurry mixing device of the embodiment is in normal operation, the feed valve 31 of the feed pipe 3 is opened, the ore slurry can enter the mixing box 1 through the secondary pipe 5, and then enter the separation settling tank 2 through the feed pipe 3 for separation treatment; when the mixing box 1 needs to be overhauled, the communication valve 41 of the communication pipe 4 is opened, and the feed valve 31 of the feed pipe 3 is closed, so that the mixing box 1 can be isolated, the isolated mixing box 1 can be discharged from the discharge pipe 16 at the bottom thereof, and the observation window 17 can be opened for cleaning, and at this time, the separation settling tank 2 is continuously subjected to the settling treatment. When overhauling, the two groups of separation mechanisms realize uninterrupted and continuous separation and settling operation, the high production efficiency can be maintained, the operation is simple and convenient, the practicability is high, and the popularization is strong.

[0025] The above is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application can be variously changed and modified. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A device for mixing diluted mineral slurry, characterized in that, It includes at least one mixing tank (1), and each of the mixing tanks (1) is equipped with multiple sets of separation mechanisms; The separation mechanism includes a separation settling tank (2) and a feed pipe (3). The two ends of the feed pipe (3) are connected to the separation settling tank (2) and the mixing tank (1), respectively. A connecting pipe (4) is provided through the middle section of the feed pipe (3). The end of the connecting pipe (4) away from the middle section of the feed pipe (3) is detachably connected to the end of the mixing tank (1) away from the end of the feed pipe (3).

2. The dilution slurry mixing device according to claim 1, characterized in that, A secondary pipe (5) is inserted through the middle section of the connecting pipe (4), and the end of the secondary pipe (5) away from the middle section of the connecting pipe (4) is detachably connected to the mixing box (1).

3. The diluted slurry mixing device according to claim 2, characterized in that, Both ends of the secondary pipe (5) are equipped with flow divider valves (51).

4. The dilution slurry mixing device according to claim 1, characterized in that, The feed pipe (3) is equipped with a feed valve (31) at one end near the mixing box (1).

5. The dilution slurry mixing device according to claim 1, characterized in that, Both ends of the connecting pipe (4) are equipped with connecting valves (41).

6. The dilution slurry mixing apparatus according to any one of claims 1 to 5, characterized in that, The mixing tank (1) has a mixing mechanism mounted on its inner top. The mixing mechanism includes a turntable (11) mounted on the top of the mixing tank (1) and multiple stirring belts (12) arranged on the bottom surface of the turntable (11). The turntable (11) is rotatably connected to the mixing tank (1).

7. The dilution slurry mixing device according to claim 6, characterized in that, The turntable (11) is equipped with a rotating rod (13) at the top. The rotating rod (13) extends through the top of the mixing box (1) and is connected to a drive motor (14) so ​​that the rotating rod (13) can be rotatably connected to the mixing box (1).

8. The dilution slurry mixing device according to claim 6, characterized in that, The mixing mechanism also includes a plurality of jet generators (15) disposed at the bottom of the mixing tank (1), with the jet nozzles of the jet generators (15) facing the inner cavity of the mixing tank (1).

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