Graphite flotation machine capable of achieving re-flushing, air inflation and stirring

Abstract

The utility model discloses a re-flushing air-charging stirring graphite flotation machine, which relates to the technical field of graphite flotation, solves the technical problem of separation of graphite and gangue in an existing foam layer, and comprises a tank body, a bearing frame is fixedly mounted at an end opening of the upper end of the tank body, a stirrer is fixedly mounted on the bearing frame, and the stirrer is arranged on the bearing frame. A bearing frame is arranged in the groove body, a rotor shell is arranged on the lower wall surface of the bearing frame, a stirrer is arranged at the driving end of the stirrer, and the stirrer penetrates through the rotor shell and is located at the bottom of the groove body. Mineralized bubbles generated in the ore pulp stirring chamber are scoured by the re-showering device to generate bubble crushing and cavitation, the separation effect of graphite and concentrate is enhanced, the separated graphite concentrate is mineralized for the second time and floats upwards under the action of the micro-bubble generator, bubbles of different sizes are supplemented in the floating process to change the structure of a flotation foam layer, and the flotation effect of the flotation foam layer is improved. The foam layer has a good separation space, and the purpose of efficiently separating graphite concentrate from gangue is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to graphite floatation technical field, concretely is a kind of compound flushing air agitation graphite floatation machine. BACKGROUND

[0002] Graphite floatation is a beneficiation method using the natural floatability of graphite, adjusting the surface hydrophobicity of ore particles through flotation reagents, to realize the effective separation of graphite and gangue minerals. Floatation is the most commonly used beneficiation method for graphite, which can significantly improve the purity and recovery rate of graphite.

[0003] In the process of graphite floatation, due to the good natural floatability of graphite, the froth layer is thick and dense, and graphite concentrate and gangue cannot be effectively separated in the froth enrichment process. SUMMARY

[0004] To solve the technical problem of separating graphite and gangue in the existing froth layer, the utility model provides a compound flushing air agitation graphite floatation machine.

[0005] To achieve the above purpose, the utility model realizes the following technical scheme: a compound flushing air agitation graphite floatation machine, comprising a tank body, a bearing frame is fixedly installed on the upper end port of the tank body, a stirrer is fixedly installed on the bearing frame, a rotor housing is provided on the lower wall of the bearing frame, a stirring rod is provided on the driving end of the stirrer, the stirring rod penetrates the rotor housing and is located at the bottom of the tank body, a flow baffle is fixedly installed on the inner wall of the tank body, a first sprayer is fixedly installed on the lower wall of the flow baffle, a flow guide plate is fixedly installed on the outer wall of the rotor housing below the flow baffle, a bubble generator is fixedly installed at the connection between the flow guide plate and the rotor housing, a first micro-bubble generator is fixedly installed on the flow guide plate on one side of the bubble generator, a second sprayer is fixedly installed on the lower wall of the flow guide plate, a material baffle is fixedly installed on the inner lower wall of the tank body, a tailing port is fixedly installed on the outer lower wall of the tank body, and a second micro-bubble generator is fixedly installed in the tailing port.

[0006] Preferably, the included angle between the flow guide plate and the inner wall of the tank body is 60 degrees.

[0007] Preferably, the free end of the flow baffle is provided with a corner, and the first sprayer is fixedly installed on the lower wall of the corner of the free end of the flow baffle.

[0008] Preferably, the included angle between the flow guide plate and the horizontal direction is 20 degrees.

[0009] Preferably, the free end of the flow guide plate is provided with a corner, and the second sprayer is fixedly installed on the lower wall of the corner of the free end of the flow guide plate.

[0010] Preferably, the first micro-bubble generator is fixedly installed on the upper wall surface of the free end corner of the guide plate.

[0011] Preferably, the tailing port is fixedly installed with a liquid level linkage valve at the lower end.

[0012] Beneficial effects

[0013] The utility model provides a kind of double-flushing air-charging stirring graphite flotation machine, solve the technical problem that graphite and gangue are separated in the existing foam layer, the utility model is provided with micro-bubble generator and double-flushing shower in square tank, and the mineralization bubble generated in ore pulp stirring chamber is washed by double-flushing shower to produce bubble breakage cavitation, and the separation of graphite and concentrate is strengthened, and the separated graphite concentrate is mineralized for the second time under the action of micro-bubble generator and floats up, different size bubbles are supplemented in the process of floating to change the structure of flotation foam layer, so that the foam layer has good separation space, and the purpose of efficient separation of graphite concentrate and gangue is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a kind of double-flushing air-charging stirring graphite flotation machine's structure schematic view described in the utility model.

[0015] In the drawing: 1, tank body;2, agitator;3, rotor shell;4, stirring sub;5, baffle;6, first shower;7, guide plate;8, bubble generator;9, first micro-bubble generator;10, second shower;11, material baffle;12, tailing port;13, second micro-bubble generator;14, liquid level linkage valve. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination 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 those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0017] Please refer to Figure 1The utility model provides a technical scheme: a kind of double-flushing air-entraining stirring graphite flotation machine, including tank 1, the tank 1 upper end port fixed mounting has bearing frame, the bearing frame is fixedly installed with stirrer 2, the lower wall of bearing frame is equipped with rotor housing 3, the drive end of stirrer 2 is equipped with stirrer 4, stirrer 4 is penetrated in rotor housing 3 and is located tank 1 bottom, the inner wall of tank 1 is fixedly installed with baffle 5, the lower wall of baffle 5 is fixedly installed with first sprayer 6, the outer wall of rotor housing 3 and be located below baffle 5 Fixed mounting has guide vane 7, the connecting place of guide vane 7 and rotor housing 3 is fixedly installed with bubble generator 8, the guide vane 7 and be located bubble generator 8 one side fixed mounting has first microbubble generator 9, the lower wall of guide vane 7 is fixedly installed with second sprayer 10, the inner lower wall of tank 1 is fixedly installed with baffle plate 11, the outer lower wall of tank 1 is fixedly installed with tailing port 12, the tailing port 12 is fixedly installed with second microbubble generator 13.

[0018] The utility model further provides that the included angle between the guide vane 7 and the inner wall of the tank 1 is 60 degrees.

[0019] The utility model further provides that the free end of the baffle 5 is provided with a corner, and the first sprayer 6 is fixedly installed on the lower wall of the corner of the free end of the baffle 5.

[0020] The utility model further provides that the included angle between the guide vane 7 and the horizontal direction is 20 degrees.

[0021] The utility model further provides that the free end of the guide vane 7 is provided with a corner, and the second sprayer 10 is fixedly installed on the lower wall of the corner of the free end of the guide vane 7.

[0022] The utility model further provides that the first microbubble generator 9 is fixedly installed on the upper wall of the corner of the free end of the guide vane 7.

[0023] The utility model further provides that the tailing port 12 is fixedly installed with a liquid level linkage valve 14 at the lower end.

[0024] The utility model further provides that the size of the foam generated by the second microbubble generator 13 is smaller than the size of the foam generated by the first microbubble generator 9.

[0025] The utility model further provides that the injection speed of the first sprayer 6 is smaller than the injection speed of the second sprayer 10.

[0026] The detailed connection means is a technology known in the art, and the working principle and process are mainly introduced below.

[0027] Embodiment: According to the description and the drawings, in use, the ore pulp is stirred by the stirring sub 4 of the stirrer 2 in the tank body 1, the ore pulp is processed by the bubble generator 8, the ore pulp absorbs air and is mineralized, the ore pulp forms centrifugal action under the stirring action of the stirring sub 4, and gradually overflows from the baffle 11, the concentrate goes up with the foam, the tailings are discharged from the tailings port 12, in the process of the concentrate floating up, the first sprayer 6 sprays water and the first micro-bubble generator 9 charges air bubbles, the concentrate and the gangue are separated, the second sprayer 10 sprays twice, the second micro-bubble generator 13 charges air twice, the second mineralization and floating up are generated, different size bubbles are supplemented in the process of floating up to change the structure of the flotation foam layer, the foam layer has a good separation space, the purpose of high-efficiency separation of the graphite concentrate and the gangue is achieved, and the concentrate is discharged from the system as the product.

[0028] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any such actual relationship or order between such entities or actions.

Claims

1. A re-flotation aeration agitated graphite flotation machine comprising a tank (1), characterized in that, The upper end port of the groove body (1) is fixedly installed with a bearing frame, the bearing frame is fixedly installed with an agitator (2), the lower wall surface of the bearing frame is provided with a rotor housing (3), the driving end of the agitator (2) is provided with an agitator (4), the agitator (4) penetrates through the rotor housing (3) and is located at the bottom of the groove body (1), the inner wall surface of the groove body (1) is fixedly installed with a flow baffle (5), the lower wall surface of the flow baffle (5) is fixedly installed with a first sprayer (6), the outer wall surface of the rotor housing (3) and below the flow baffle (5) is fixedly installed with a flow guide plate (7), the connection part of the flow guide plate (7) and the rotor housing (3) is fixedly installed with a bubble generator (8), the flow guide plate (7) and on one side of the bubble generator (8) is fixedly installed with a first micro-bubble generator (9), the lower wall surface of the flow guide plate (7) is fixedly installed with a second sprayer (10), the inner lower wall surface of the groove body (1) is fixedly installed with a material baffle (11), the outer lower wall surface of the groove body (1) is fixedly installed with a tailing port (12), the tailing port (12) is fixedly installed with a second micro-bubble generator (13).

2. A re-flotation air-agitated graphite flotation machine according to claim 1, characterized in that The included angle between the flow guide plate (7) and the inner wall surface of the groove body (1) is 60 degrees.

3. A re-flotation air agitated graphite flotation machine according to claim 2, characterized in that The free end of the flow baffle (5) is provided with a corner, and the first sprayer (6) is fixedly installed on the lower wall surface of the free end corner of the flow baffle (5).

4. A re-flotation air agitated graphite flotation machine according to claim 1, characterized in that The included angle between the flow guide plate (7) and the horizontal direction is 20 degrees.

5. A re-flotation air agitated graphite flotation machine according to claim 4, characterised in that The free end of the flow guide plate (7) is provided with a corner, and the second sprayer (10) is fixedly installed on the lower wall surface of the free end corner of the flow guide plate (7).

6. A re-flotation air agitated graphite flotation machine according to claim 4, characterized in that The first micro-bubble generator (9) is fixedly installed on the upper wall surface of the free end corner of the flow guide plate (7).

7. A re-flotation air agitated graphite flotation machine according to claim 1, characterized in that The lower end of the tailing port (12) is fixedly installed with a liquid level linkage valve (14).

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