CN207929401U - A kind of zinc tail stirring means for feeding acid - Google Patents
A kind of zinc tail stirring means for feeding acid Download PDFInfo
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- CN207929401U CN207929401U CN201820163650.1U CN201820163650U CN207929401U CN 207929401 U CN207929401 U CN 207929401U CN 201820163650 U CN201820163650 U CN 201820163650U CN 207929401 U CN207929401 U CN 207929401U
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Abstract
The utility model is related to a kind of zinc tails to stir means for feeding acid, including agitating device and means for feeding acid；The agitating device includes agitator, motor, blender and vertical type ceramic pump；The motor is arranged outside agitator, is sequentially connected with one end of the blender, the other end of the blender stretches into agitator；The side of the agitator is provided with downflow weir, is connected to inside the downflow weir and agitator, and the vertical type ceramic pump is inserted into the downflow weir from top；The means for feeding acid includes sour tank, acid adding flowmeter and acid adding pipe.Zinc tail stirring means for feeding acid described in the utility model is operated simultaneously by agitating device and means for feeding acid, by stirring acid adding, the concentrated sulfuric acid and the ore pulp extent of reaction can be weakened, the dosage of the generation and the concentrated sulfuric acid of toxic gas SO2, H2S is reduced, ensure post personnel safety and reduces environmental pollution；Have the function that reduce pulp PH value simultaneously and activate pyrite, good condition is provided for follow-up flotation operation.
Description
Technical field
The utility model is related to metalliferous mineral manufacture fields, and means for feeding acid is stirred more particularly to a kind of zinc tail.
Background technology
The lead zinc sulphur ore in China is often associated with pyrite, magnetic iron ore, magnetic iron ore, bloodstone etc..Since lead zinc vulcanizes
Mine and pyrite, magnetic iron ore floatability are close, and the value of lead zinc is much higher with respect to for sulphur iron, so general using mixing
Flotation or diffeential floatation lead zinc inhibit pyrite, and most of pyrite, which is suppressed, enters tailing.In the mistake of flotation of lead zinc
The pH of Cheng Zhong, ore pulp are generally higher than 11, and flotation recycling sulphur needs carry out in slant acidity ore pulp, and general pH 6.8-7.2 is
Pulp PH value and activation pyrite are reduced, continues to use pump pond acid adding mode always in decades, pump pond acid adding is deposited in process of production
The following aspects the problem of：(1) acid mist generated is more, and pump pond top, blast cap, air hose blow-by easy to aging cause acid mist
Leakage, sulphur give post bad environments, the nearby residents such as concentrate workshop, locomotive engine and engineer building to reflect that acid gas is big frequently, influence
Normal production and living, Safety production questions are quite serious, a lot of works once occur and die accident.Although successively being removed by repeatedly transformation
Though acid mist effect has improvement, but still undesirable.After all without thoroughly solving the problems, such as from the root cause, and it is main to trace it to its cause
It is：The concentrated sulfuric acid has stronger acid, corrosivity, and amount of heat can be distributed by meeting water, generate localized hyperthermia.Former sulphur is to acid adding process
To be directly added into sulphur with an acid tube to give pump pond, the concentrated sulfuric acid with ore pulp contact heating, local slurry temperature increases, in high temperature item
Reacting for sulfuric acid and ore pulp, part is accelerated to generate a large amount of H2S, S02 gas, seriously affect execute-in-place environment and week under part
The air quality on side；Secondly, production lead zinc is high-alkali flow, so need a large amount of concentrated sulfuric acid that adjustment ore pulp characteristic is added, but
A large amount of concentrated sulfuric acid addition can cause the installations and facilities being related to heavy corrosion and pipeline knot calcium serious, especially acid adding pipe.
(2) liquid level in pump pond is controlled by hand sluice valve, and manipulation strength is big, causes to select sulphur big to amount fluctuation, production target is difficult to stablize.
(3) being reacted a large amount of H2S, S02 gases of generation with ore pulp by sulfuric acid is influenced, and sulphur is easy to happen cavitation to pump, and capacity is unstable,
Vibration is big, and service life is short, and efficiency is low, and sulphur is very frequent to the repair and replacement of pump.
Utility model content
Based on this, the purpose of the utility model is to provide one kind can weakening the concentrated sulfuric acid and the ore pulp extent of reaction, and reduction has
The generation of poisonous gas SO2, H2S, while reducing pulp PH value and activating the zinc tail stirring means for feeding acid of pyrite.
A kind of zinc tail stirring means for feeding acid, including agitating device and means for feeding acid；
The agitating device includes agitator, motor, blender and vertical type ceramic pump；The motor is arranged in agitator
Outside, it is sequentially connected with one end of the blender, the other end of the blender stretches into agitator；The side of the agitator
It is provided with downflow weir, is connected to inside the downflow weir and agitator, the vertical type ceramic pump is inserted into the downflow weir from top；
The means for feeding acid includes sour tank, acid adding flowmeter and acid adding pipe；Acid adding pipe one end and acid adding flowmeter with
And sour tank is sequentially connected to, the other end is connected to the agitator.
Zinc tail stirring means for feeding acid described in the utility model is operated simultaneously by agitating device and means for feeding acid, by stirring
Acid adding is mixed, the concentrated sulfuric acid and the ore pulp extent of reaction can be weakened, reduces the dosage of the generation and the concentrated sulfuric acid of toxic gas SO2, H2S, is protected
It demonstrate,proves post personnel safety and reduces environmental pollution；Have the function that reduce pulp PH value simultaneously and activate pyrite, is follow-up floating
It is elected to be industry and good condition is provided.
As being further improved for above-mentioned semiaxis, the side of the agitator offers feed inlet, and the feed inlet passes through
Feed pipe is connected to external thickener underflow pipe；Ore drawing valve is provided between the agitator and the concentrator, it is described
It is provided with mineral pulp level meter on agitator, ore drawing valve described in the mineral pulp level meter coordinated signals.Liquid level gauge automatically control with
Certain ore pulp height is kept, realizes and automatically controls sulphur to amount, alleviate the labor intensity of operating personnel and safe difficulty.
As being further improved for above-mentioned semiaxis, acid gas suction opening is offered at the top of the agitator, the acid gas is taken out
Exhaust fan is provided in air port.Acid gas can be expelled to purification system by acid gas mouth, reduced environmental pollution.
As being further improved for above-mentioned semiaxis, it is connected with accident pool on the outside of the downflow weir, is arranged in the accident pool
There are accident pump and accident liquid level gauge, accident pump described in the accident liquid level gauge coordinated signals.If ore pulp spilling can flow in downflow weir
It is discharged it into accident pool, and by accident pool pump.
As being further improved for above-mentioned semiaxis, the blender includes agitating shaft and agitator arm, the agitating shaft
One end connect with agitator arm and extend into agitator, and the other end is connect with the motor drive.The blender of the setting can
So that ore pulp is sufficiently stirred, keeps mobility.
Buffers packet is provided at the feed inlet of the agitator, the buffers packet is provided with inner cavity, one end and feed pipe
The feed inlet of connection, the other end and agitator connects.Buffering and depressurization are played in the setting, when preventing ore pulp from entering agitator
Cause ore pulp magic flower.
As being further improved for above-mentioned semiaxis, the agitator top horizontal is fixed with two supporting beams disposed in parallel,
The motor, blender and vertical type ceramic pump are erected between two supporting beam, and the motor both sides are additionally provided with support
Frame, support frame as described above bottom are fixed in the supporting beam.The setting is used to support the motor, blender and vertical type ceramic
Pump enhances overall structure stability.
As being further improved for above-mentioned semiaxis, the agitator top edge radially evagination.
As being further improved for above-mentioned semiaxis, including two acid adding pipes, it is connected to respectively from both sides with agitator.From
The concentrated sulfuric acid is added in agitator both sides, and the concentrated sulfuric acid is made to be sufficiently mixed uniformly with ore pulp.
As being further improved for above-mentioned semiaxis, the acid adding pipe is multilayered structure, from the inside to surface ceramic layer, 316 respectively
Stainless steel layer and polytetrafluoro layer.The acid adding pipe of the setting thoroughly solves the problems, such as acid adding pipe non-refractory, perishable, reduction acid adding pipe
The frequency of replacement.
Compared with the prior art, zinc tail stirring means for feeding acid described in the utility model passes through agitating device and means for feeding acid
It operates simultaneously, by stirring acid adding, reduces the concentrated sulfuric acid and add to ore pulp locally reacting the H of generation2S、S02Gas effectively subtracts
The concentrated sulfuric acid is lacked and adds to ore pulp and locally reacted the toxic gas of generation, has purified operating environment, greatly reduced environment dirt
Dye, environmental benefit is quite notable, and safety is guaranteed, and activation effect of the concentrated sulfuric acid to pyrite also can be improved, and reduces the concentrated sulfuric acid
Use, reduce mineral processing production cost, the acid adding pipe of Multi-layer design efficiently solves the problems, such as that acid adding pipe is perishable, use the longevity
Life greatly prolongs, and maintenance cost is reduced, and assists keeping certain ore pulp height using liquid automatic control, realizes
Sulphur is automatically controlled to amount, alleviates the labor intensity of operating personnel and safe difficulty.
In order to better understand and implement, according to the present invention will be described in detail below with reference to the accompanying drawings.
Description of the drawings
Fig. 1 is the technique plan view that zinc tail described in the utility model stirs means for feeding acid；
Fig. 2 is the side sectional view of zinc tail agitating device described in the utility model；
Fig. 3 is the vertical view of zinc tail agitating device described in the utility model；
Fig. 4 is the structural schematic diagram of buffers packet described in the utility model；
Fig. 5 is the sectional view of acid adding pipe described in the utility model.
Specific implementation mode
Referring now to attached drawing hereinafter, the utility model is described in more detail below, shows the utility model in the figure
Embodiment.However, the utility model can be presented as many different forms, and should not be construed as being limited to presented herein
Specific embodiment.Exactly, these embodiments are used to the scope of the utility model being communicated to those skilled in the art.
Unless otherwise defined, otherwise, term (including technical and scientific terms) used herein is interpreted as
With the identical meaning of the meaning that is generally understood with the technical staff in the field belonging to the utility model.Moreover, it will be appreciated that
, term used herein be interpreted as have the meaning consistent with the meaning in this specification and related field, and
And it should not be explained by ideal or excessively formal meaning, unless being clearly specified that herein.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", " hard straight ", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For limitations of the present invention.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than a.
As shown in Figures 1 to 3, Fig. 1 is the technique plan view that zinc tail described in the utility model stirs means for feeding acid；Fig. 2 is this
The side sectional view of zinc tail agitating device described in utility model；Fig. 3 is the vertical view of zinc tail agitating device described in the utility model.
A kind of zinc tail stirring means for feeding acid, including agitating device and means for feeding acid；
The agitating device includes agitator 11, motor 12, blender and vertical type ceramic pump 14；The setting of the motor 12 exists
Outside agitator 11, it is sequentially connected with one end of the blender, the other end of the blender stretches into agitator 11；It is described to stir
The side for mixing bucket 11 is provided with downflow weir 15, and the downflow weir 15 and 11 inside of agitator be connected tos, the vertical type ceramic pump 14 from
The downflow weir 15 is inserted at top；
The means for feeding acid includes sour tank 21, acid adding flowmeter 22 and acid adding pipe 23；Described 23 one end of acid adding pipe and acid adding
Flowmeter 22 and sour tank 21 are sequentially connected to, and the acid adding hole 111 that the other end opens up at the top of the agitator is inserted into, and is stirred with described
Mix the connection of bucket 11.In use, the concentrated sulfuric acid is from sour tank 21 from flowing to component packet, then from component packet to acid adding flowmeter 22 finally to stirring
It mixes in bucket 11, wherein the acid adding flowmeter 22 is used to control the flow of concentrated sulfuric acid addition.
Zinc tail stirring means for feeding acid described in the utility model is operated simultaneously by agitating device and means for feeding acid, by stirring
Acid adding is mixed, the concentrated sulfuric acid and the ore pulp extent of reaction can be weakened, reduces the dosage of the generation and the concentrated sulfuric acid of toxic gas SO2, H2S, is protected
It demonstrate,proves post personnel safety and reduces environmental pollution；Have the function that reduce pulp PH value simultaneously and activate pyrite, is follow-up floating
It is elected to be industry and good condition is provided.
Specifically, in the present embodiment, the blender and motor 12 are passed by the way that belt 121 and belt pulley are (not shown)
It is dynamic, it is preferable that safety guard 122 is also covered with outside the belt 121 and belt pulley.
The side of the agitator 11 offers feed inlet, and the feed inlet is connected by feed pipe 3 and external concentrator
It is logical；It is provided with ore drawing valve 4 between the agitator 11 and the concentrator, mineral pulp level meter is provided on the agitator 11
5, the mineral pulp level 5 counts ore drawing valve 4 described in coordinated signals.Liquid level gauge 5 is automatically controlled to keep certain ore pulp height, real
Show and automatically controlled sulphur to amount, has alleviated the labor intensity of operating personnel and safe difficulty.
As preferred embodiment, as shown in figure 4, Fig. 4 is the structural schematic diagram of buffers packet described in the utility model.It is described
Buffers packet 9 is provided at feed inlet, in the present embodiment, the buffers packet is one section of seamless steel pipe, and sealing two ends form interior
Chamber opens up import in one side, is connect with the feed pipe 3, and the other side opens up outlet, is connect with the feed inlet of agitator 11,
And the import is welded with inlet tube 91, the outlet is welded with outlet 92, and ore pulp can be first before entering the agitator 11
Into the inner cavity of the buffers packet 9, this process reduces the flow velocity of ore pulp, plays buffering and depressurization, prevents ore pulp from entering
Cause ore pulp magic flower when agitator 11.Preferably, it may include two imports, wherein an import connects long flow tube, persistently to give
The feed pipe of material, another import connect the feed pipe controlled by the draw valve 4.
As preferred embodiment, the top of the agitator 11 offers acid gas suction opening, in the acid gas suction opening
It is provided with exhaust fan 6, acid gas can be expelled to purification system by acid gas pipe 61, reduced environmental pollution by the acid gas suction opening.
15 outside of the downflow weir is connected with accident pool 7, and accident pump 71 and accident liquid level gauge are provided in the accident pool 7
(not shown), accident pump 71 described in the accident liquid level gauge coordinated signals.If ore pulp spilling can flow to accident in downflow weir 15
In pond 7, and Bilge A is discharged it to by accident pool pump 71.
The blender includes agitating shaft 131 and agitator arm 132, one end and the agitator arm 132 of the agitating shaft 131
Affixed and extend into agitator 11, the other end is sequentially connected with the motor 12.The blender of the setting can make ore pulp abundant
Stirring keeps mobility.
11 top horizontal of the agitator is fixed with two supporting beams 81 disposed in parallel, the motor 12, blender and vertical
Formula ceramic pump 14 is erected between two supporting beam 8.The setting is used to support the motor 12, blender and vertical type ceramic
Pump 14 enhances overall structure stability.
12 both sides of the motor are additionally provided with supporting rack 82, and 82 bottom of support frame as described above is fixed in the supporting beam 81,
Motor 12 is stated in supporting beam 81 and 82 jointly stabilizing residence of supporting rack, is avoided it that excessive vibrations occur, is reduced the generation of noise.
As preferred embodiment, radially evagination, the setting are used to support the electricity to 11 top edge of the agitator
Machine enhances the stability of motor.11 top of the agitator, which may also include, dismountable bung, bung.
The rubber for being lined with acid-proof wear-proof of the agitator 11, avoids the corrosion under strongly acidic conditions to stirred tank,
Save production cost.
11 bottom of the mixing drum can also offer high-volume mouth 112, due to agitator 11 after a period of use, stirring
11 surroundings of bucket are easy to tie calcium, so periodically cleaning is needed, and high-volume the setting of mouth 112 is then convenient for putting when the cleaning of agitator 11
Amount.
Preferably, including two acid adding pipes 23, it is connected to respectively from both sides with agitator 11.Add from 11 both sides of agitator
Enter the concentrated sulfuric acid, the concentrated sulfuric acid is made to be sufficiently mixed uniformly with ore pulp.
As shown in figure 5, Fig. 5 is the sectional view of acid adding pipe described in the utility model.The acid adding pipe 23 is multilayered structure, from
In to outer ceramic layer 231,316 stainless steel layers 232 and polytetrafluoro layer 233 respectively.The acid adding pipe of the setting thoroughly solves acid adding pipe
Non-refractory, perishable problem reduce the frequency that acid adding pipe is replaced.
Operation principle：It is entered after concentrating of zinc tailings in the agitator 11, opens motor 12 and drive blender, make ore pulp one
It is directly in flow regime, then the concentrated sulfuric acid is entered by the acid adding pipe 23 in the agitator 11, and the concentrated sulfuric acid connects with ore pulp
Touching the amount of heat generated can scatter as ore pulp flows, reduction and the ore pulp extent of reaction.
Compared with the prior art, zinc tail stirring means for feeding acid described in the utility model passes through agitating device and means for feeding acid
It operates simultaneously, by stirring acid adding, reduces the concentrated sulfuric acid and add to ore pulp locally reacting the H of generation2S、S02Gas effectively subtracts
The concentrated sulfuric acid is lacked and adds to ore pulp and locally reacted the toxic gas of generation, has purified operating environment, greatly reduced environment dirt
Dye, environmental benefit is quite notable, and safety is guaranteed, and activation effect of the concentrated sulfuric acid to pyrite also can be improved, and reduces the concentrated sulfuric acid
Use, reduce mineral processing production cost, the acid adding pipe of Multi-layer design efficiently solves the problems, such as that acid adding pipe is perishable, use the longevity
Life greatly prolongs, and maintenance cost is reduced, and assists keeping certain ore pulp height using liquid automatic control, realizes
Sulphur is automatically controlled to amount, alleviates the labor intensity of operating personnel and safe difficulty.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.
Claims (10)
1. a kind of zinc tail stirs means for feeding acid, it is characterised in that：Including agitating device and means for feeding acid；
The agitating device includes agitator, motor, blender and vertical type ceramic pump；The motor is arranged outside agitator, with
One end of the blender is sequentially connected, and the other end of the blender stretches into agitator；The side of the agitator is arranged
There is downflow weir, be connected to inside the downflow weir and agitator, the vertical type ceramic pump is inserted into the downflow weir from top；
The means for feeding acid includes sour tank, acid adding flowmeter and acid adding pipe；Acid adding pipe one end and acid adding flowmeter and acid
Tank is sequentially connected to, and the other end is connected to the agitator.
2. zinc tail according to claim 1 stirs means for feeding acid, it is characterised in that：The side of the agitator offer into
Material mouth, the feed inlet are connected to by feed pipe with external thickener underflow pipe；Between the agitator and the concentrator
It is provided with ore drawing valve, is provided with mineral pulp level meter on the agitator, draw valve described in the mineral pulp level meter coordinated signals
Door.
3. zinc tail according to claim 2 stirs means for feeding acid, it is characterised in that：Acid is offered at the top of the agitator
Gas suction opening is provided with exhaust fan in the acid gas suction opening.
4. zinc tail according to claim 3 stirs means for feeding acid, it is characterised in that：It is connected with accident on the outside of the downflow weir
Pond, is provided with accident pump and accident liquid level gauge in the accident pool, accident pump described in the accident liquid level gauge coordinated signals.
5. zinc tail according to claim 4 stirs means for feeding acid, it is characterised in that：The blender includes agitating shaft and stirs
Impeller is mixed, one end of the agitating shaft is affixed with agitator arm and extend into agitator, and the other end connects with the motor drive
It connects.
6. zinc tail according to claim 5 stirs means for feeding acid, it is characterised in that：It is arranged at the feed inlet of the agitator
There are buffers packet, the buffers packet to be provided with inner cavity, one end is connect with feed pipe, the feed inlet connection of the other end and agitator.
7. zinc tail according to claim 6 stirs means for feeding acid, it is characterised in that：The agitator top horizontal is fixed with
Two supporting beams disposed in parallel, the motor, blender and vertical type ceramic pump are erected between two supporting beam, the electricity
Machine both sides are additionally provided with supporting rack, and support frame as described above bottom is fixed in the supporting beam.
8. zinc tail according to claim 7 stirs means for feeding acid, it is characterised in that：The agitator top edge is radially
Evagination.
9. zinc tail according to claim 8 stirs means for feeding acid, it is characterised in that：Including two acid adding pipes, respectively
It is connected to from both sides with agitator.
10. zinc tail according to claim 9 stirs means for feeding acid, it is characterised in that：The acid adding pipe is multilayered structure, from
In to outer ceramic layer, 316 stainless steel layers and polytetrafluoro layer respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820163650.1U CN207929401U (en) | 2018-01-31 | 2018-01-31 | A kind of zinc tail stirring means for feeding acid |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820163650.1U CN207929401U (en) | 2018-01-31 | 2018-01-31 | A kind of zinc tail stirring means for feeding acid |
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| Publication Number | Publication Date |
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| CN207929401U true CN207929401U (en) | 2018-10-02 |
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| CN201820163650.1U Active CN207929401U (en) | 2018-01-31 | 2018-01-31 | A kind of zinc tail stirring means for feeding acid |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619213A (en) * | 2020-12-08 | 2021-04-09 | 彝良驰宏矿业有限公司 | Discharging device of thickener |
| CN113933350A (en) * | 2021-09-30 | 2022-01-14 | 深圳市中金岭南有色金属股份有限公司凡口铅锌矿 | Pulp pH value detection method and device and computer readable storage medium |
| CN114225482A (en) * | 2021-12-10 | 2022-03-25 | 金川集团股份有限公司 | A traditional thickener automatic control system and method in tailings workshop |
-
2018
- 2018-01-31 CN CN201820163650.1U patent/CN207929401U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619213A (en) * | 2020-12-08 | 2021-04-09 | 彝良驰宏矿业有限公司 | Discharging device of thickener |
| CN113933350A (en) * | 2021-09-30 | 2022-01-14 | 深圳市中金岭南有色金属股份有限公司凡口铅锌矿 | Pulp pH value detection method and device and computer readable storage medium |
| CN113933350B (en) * | 2021-09-30 | 2023-12-22 | 深圳市中金岭南有色金属股份有限公司凡口铅锌矿 | Pulp pH value detection method and device and computer readable storage medium |
| CN114225482A (en) * | 2021-12-10 | 2022-03-25 | 金川集团股份有限公司 | A traditional thickener automatic control system and method in tailings workshop |
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