Sedimentation tank for sulfur concentrate

Abstract

The utility model relates to the technical field of mineral separation in the metallurgical industry, and discloses a settling pond for sulfur concentrate, which comprises three surrounding concrete walls, a filter plate is arranged between the concrete walls on two sides, and a settling cavity for settling ore pulp is formed between the filter plate and the three surrounding concrete walls. A water outlet of the precipitation cavity is formed in the position of the filter plate, a guide structure communicated with the water outlet is arranged on the side face, away from the precipitation cavity, of the filter plate, the precipitation cavity and the guide structure are integrally arranged in an inclined mode from top to bottom, and the guide structure can guide water in the precipitation cavity outwards through the filter plate. In the whole process, the pipeline blockage phenomenon is avoided, so that excessive water is continuously filtered and discharged, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of metallurgical industry mineral processing, specifically relates to a kind of for sulphur concentrate's sedimentation tank. BACKGROUND

[0002] The product-sulphur concentrate powder obtained in the production process of metallurgical industry iron mine concentrator is in the form of ore pulp, when being the final product for sale, the water content should be controlled below 10% to meet the requirements of product quality and external transportation, thus, sulphur concentrate must be treated.

[0003] Sulphur concentrate powder dewatering device is an important link in the production process of concentrator, for large and medium-sized concentrator, usually design a concentrate filter plant, inside needs to install multiple vacuum filter or filter press and other dewatering equipment, to solve the sulphur concentrate powder dewatering problem, some even need to install thickening magnetic separator or thickener and other supporting dewatering equipment. Build a perfect filter system to filter and dewater sulphur concentrate powder is certainly good, but needs to invest a large amount of construction funds, occupy large area of site, and its dewatering process production cost is also relatively high.

[0004] At present, many small and medium-sized mine concentrators save concentrate dewatering device construction investment, generally adopt sedimentation tank to dewater sulphur concentrate, dewatering process is simple, investment is less, and running cost is low;However, in actual use process, because water in sedimentation tank is discharged through pipeline, thus, in long time discharging process, impurities carried by water during discharging can accumulate in pipeline, cause pipeline blockage, sedimentation tank cannot be used continuously, only pipeline can be replaced or cleaned, and the blockage condition of impurities carried by water cannot be monitored in real time, cause production efficiency to reduce. SUMMARY

[0005] The utility model intends to provide a kind of for sulphur concentrate's sedimentation tank, can solve the technical problem that the pipeline of excess water discharge in the sedimentation tank in prior art is blocked, so that the technical problem that sedimentation tank cannot be used continuously is caused.

[0006] To achieve the above object, the utility model adopts the following technical scheme:

[0007] 1) a kind of for sulphur concentrate's sedimentation tank, including three sides surrounding concrete wall, the concrete wall between two sides has filter plate, the filter plate, with three sides surrounding concrete wall form the sedimentation cavity for depositing ore pulp between, the position of the filter plate is the drain of sedimentation cavity, the side of the filter plate away from sedimentation cavity has the guide structure that is communicated with drain, the sedimentation cavity and guide structure are all inclined from top to bottom as a whole, the guide structure can be drained to the water in sedimentation cavity outside through filter plate.

[0008] Compared with the prior art, the utility model discloses cancel the pipeline discharge surplus moisture, but adopt the construction three face surrounding concrete wall, and with the filter plate between both sides concrete wall form with the inclination setting sedimentation cavity, the sedimentation cavity because with from top to bottom inclination angle, can with the water of the sedimentation cavity in the sedimentation of the ore pulp from top to bottom drainage, and through the filter plate and filter and keep the ore pulp, discharge surplus moisture, and surplus moisture can with the from top to bottom inclination setting guide structure with the surplus moisture in the sedimentation cavity outside drainage, the whole process will not appear pipeline blockage phenomenon, thereby realize continuity filtration and discharge surplus moisture, improve production efficiency.

[0009] 2) The sedimentation tank for sulphur concentrate according to 1), wherein:

[0010] The bottom of the sedimentation cavity has a sedimentation slope bottom with an inclination of 1-3%. The utility model sets the inclination of the sedimentation slope bottom to 1-3%, provides the gravity of the sedimentation of the water in the ore pulp in the sedimentation cavity, thereby accelerating the speed of the water in the ore pulp in the sedimentation cavity.

[0011] 3) The sedimentation tank for sulphur concentrate according to 1), wherein:

[0012] The filter plate comprises a plurality of ore pulp partition plates and filter cloth bags, the ore pulp partition plates and filter cloth bags are arranged in a staggered manner, and are sequentially overlapped in the height direction of the concrete wall, wherein the top and bottom of the filter plate are ore pulp partition plates.

[0013] The utility model discloses ore pulp partition plate and filter cloth bag staggered arrangement, and the top and bottom of filter plate are ore pulp partition plate, thereby realizing the fixed support effect of ore pulp partition plate to the top and bottom of filter plate, simultaneously, the ore pulp partition plate on the upper and lower sides of filter cloth bag can press and fix filter cloth bag, thereby fixing the position of filter cloth bag, in addition, the position of filter plate is the drain of sedimentation cavity, therefore, the fine mineral particles suspended in water in the ore pulp are precipitated by gravity in the sedimentation cavity, the ore pulp suspension is divided into surplus water and thick ore pulp, the thick ore pulp is retained in the sedimentation tank by ore pulp partition plate and filter cloth bag, and the surplus water in the ore pulp is filtered and discharged.

[0014] 4) The sedimentation tank for sulphur concentrate according to 3), wherein:

[0015] The height of the filter plate is half of the height of the concrete wall. In the utility model, the height of the filter plate is the number of ore pulp partition plates and filter cloth bags, which is set flexibly, the number of ore pulp partition plates is adjusted according to the size of the drain of the sedimentation tank, and the number of filter cloths in the filter cloth bag is adjusted according to the particle size of the ore pulp, thereby adjusting the real-time drainage of the ore pulp.

[0016] 5) The settling pond for sulphur concentrates according to 1), wherein:

[0017] The guide structure comprises ground plates arranged in an inclined manner, the side surface of the ground plate abutting against the bottom side surface of the filter plate, and the ground plate is provided with arc-shaped guide grooves, and the guide grooves are provided with a plurality of drainage grooves extending outward away from the side surface of the filter plate.

[0018] The ground plate is arranged in an inclined manner, so that the excess water flowing out of the filter plate can flow to the ground plate, and the ground plate arranged in an inclined manner can guide the excess water into the guide groove, and the excess water is concentrated in the guide groove and discharged outward through the plurality of drainage grooves provided on the ground plate.

[0019] 6) The settling pond for sulphur concentrates according to 5), wherein:

[0020] The arc-shaped diameter of the guide groove matches the length of the filter plate. The arc-shaped guide groove provided in the utility model has a diameter, and the diameter of the guide groove wraps the filter plate to match the length of the guide groove and the filter plate, so that when the filter plate discharges excess water, the excess water can flow into the guide groove along the ground plate, and then the excess water is discharged outward.

[0021] 7) The settling pond for sulphur concentrates according to 5), wherein:

[0022] The plurality of drainage grooves are evenly arranged along the side surface of the guide groove, and the groove bottoms of the drainage grooves and the guide groove are arranged in an inclined manner from top to bottom.

[0023] The plurality of drainage grooves and the guide groove are arranged in an inclined manner from top to bottom, so that the excess water can flow outward along the groove bottom under the action of gravity, and the plurality of drainage grooves and the side surface of the guide groove are evenly arranged, so that the excess water in the guide groove can be quickly discharged outward by the drainage grooves.

[0024] Compared with the prior art, the utility model also has the following technical effects:

[0025] Compared with the prior art, the utility model has the advantages of simple structure, small facility investment, small land occupation, convenient operation, and can greatly reduce the investment and production cost. In addition, the slope of the settling slope bottom is 2%, which is the optimal slope set by the inventor according to the ore pulp particle size and settling rate of the sulphur concentrate. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a structure diagram of the sedimentation tank for sulfur concentrate. DETAILED DESCRIPTION

[0027] The following will be further described in detail through specific embodiments:

[0028] The reference signs in the drawings of the specification include: concrete wall 1, sedimentation slope bottom 2, filter plate 3, ore pulp partition strip plate 4, filter cloth bag 5, ground plate 6, flow guide groove 7, drainage groove 8.

[0029] Embodiment, see Figure 1 As shown in the embodiment, the sedimentation tank for sulfur concentrate includes three surrounding concrete walls 1, the filter plate 3 between the two side concrete walls 1, the filter plate 3 and the three surrounding concrete walls 1 form a sedimentation cavity for depositing ore pulp, the position of the filter plate 3 is the drainage port of the sedimentation cavity, the side of the filter plate 3 away from the sedimentation cavity has a guide structure communicating with the drainage port, the sedimentation cavity and the guide structure are both inclined from top to bottom, and the guide structure can drain the water in the sedimentation cavity outward through the filter plate 3.

[0030] Compared with the prior art, the embodiment cancels the pipeline for discharging excess water, but adopts the three surrounding concrete walls 1 and the filter plate 3 between the two side concrete walls 1 to form a sedimentation cavity with an inclined setting, the sedimentation cavity can drain the water in the sedimentation cavity from top to bottom due to the inclined angle from top to bottom, and the water is filtered through the filter plate 3 to retain the ore pulp and discharge the excess water; the excess water can be drained outward by the guide structure with an inclined setting from top to bottom, and the whole process will not cause the pipeline blockage, thereby realizing continuous filtration and discharge of excess water and improving the production efficiency.

[0031] In addition, the sedimentation cavity has a sedimentation slope bottom 2 with an inclination of 1-3% in the embodiment. The inclination of the sedimentation slope bottom 2 is set to 1-3% in the embodiment to provide the gravity of the sedimentation water for the ore pulp water in the sedimentation cavity, thereby accelerating the speed of the ore pulp water in the sedimentation cavity. Preferably, the slope of the sedimentation slope bottom 2 is 2%, which is the optimal slope set by the inventor according to the ore pulp particle size and the sedimentation rate of the sulfur concentrate, and a larger slope will affect the feeding amount of the sedimentation tank, and a smaller slope will not easily discharge the water.

[0032] See Figure 1 As shown in the embodiment, the filter plate 3 includes a plurality of ore pulp partition strip plates 4 and filter cloth bags 5, the ore pulp partition strip plates 4 and the filter cloth bags 5 are arranged in an interlaced manner and are sequentially overlapped in the height direction of the concrete wall 1, and the top and bottom of the filter plate 3 are both the ore pulp partition strip plates 4.

[0033] The ore slurry partition strip 4 and the filter cloth bag 5 are staggered in the embodiment, and the top and bottom of the filter plate 3 are both the ore slurry partition strip 4, so that the ore slurry partition strip 4 can fix and support the top and bottom of the filter plate 3, and the ore slurry partition strip 4 on the upper and lower sides of the filter cloth bag 5 can press and fix the filter cloth bag 5, so as to fix the position of the filter cloth bag 5. In addition, the position of the filter plate 3 is the drainage port of the sedimentation cavity, so that the fine ore particles suspended in the ore slurry are precipitated by gravity in the sedimentation cavity, and the ore slurry suspension is separated into excess water and thick ore slurry. The thick ore slurry is retained in the sedimentation tank by the ore slurry partition strip 4 and the filter cloth bag 5, and the excess water in the ore slurry is filtered and discharged.

[0034] Meanwhile, the height of the filter plate 3 is half of the height of the concrete wall 1. In the embodiment, the height of the filter plate 3 is set, that is, the number of the ore slurry partition strip 4 and the filter cloth bag 5 is set. The number of the ore slurry partition strip 4 can be adjusted according to the size of the drainage port of the sedimentation tank, and the number of the filter cloth in the filter cloth bag 5 can be adjusted according to the particle size of the ore slurry, so as to adjust the real-time drainage of the ore slurry.

[0035] Referring to Figure 1 The guide structure in the embodiment includes a ground plate 6 arranged obliquely, the side surface of the ground plate 6 is close to the bottom side surface of the filter plate 3, and the ground plate 6 is provided with an arc-shaped guide groove 7. The side surface of the guide groove 7 extends outward and is provided with a plurality of drainage grooves 8.

[0036] In the embodiment, the ground plate 6 is close to the bottom side surface of the filter plate 3, so that the excess water flowing out of the filter plate 3 can flow to the ground plate 6. Since the ground plate 6 is arranged obliquely, the obliquely arranged ground plate 6 can guide the excess water into the guide groove 7, and the excess water is concentrated in the guide groove 7 and discharged outward through the plurality of drainage grooves 8 provided on the ground plate 6. At this time, the setting of the ground plate 6, the guide groove 7 and the drainage groove 8 in the embodiment can directly observe whether the impurities carried by the excess water will be blocked during the discharge process, so as to avoid the blockage of the excess water during the discharge process.

[0037] In addition, the arc-shaped diameter of the guide groove 7 matches the length of the filter plate 3. The arc-shaped guide groove 7 in the embodiment has a diameter, and the diameter of the guide groove 7 wraps the filter plate 3 to match the length of the filter plate 3, so that the excess water can flow into the guide groove 7 along the ground plate 6 when the filter plate 3 discharges the excess water, and then the excess water is discharged outward.

[0038] Meanwhile, the plurality of drainage grooves 8 are evenly arranged along the side surface of the guide groove 7, and the groove bottoms of the drainage grooves 8 and the guide groove 7 are arranged obliquely from top to bottom.

[0039] The groove bottoms of the plurality of drainage grooves 8 and the guide grooves 7 are arranged in a downward slope from top to bottom, so that the excess moisture can flow outward along the groove bottoms under gravity, and the plurality of drainage grooves 8 and the side surfaces of the guide grooves 7 are uniformly arranged, and the excess moisture in the guide grooves 7 can be quickly discharged outward by the drainage grooves 8.

[0040] The above is only an embodiment of the present application, and the well-known specific technical solutions and / or common knowledge of characteristics in the scheme are not described in detail. It should be noted that for those skilled in the art, without departing from the technical solutions of the present application, a number of modifications and improvements can be made, which should also be considered as the protection scope of the present application, and these will not affect the effect and practicality of the present application. The protection scope of the present application should be subject to the content of its claims, and the specific implementation mode and the like in the specification can be used to explain the content of the claims.

Claims

1. A precipitation tank for sulphur concentrates, characterized in that, The invention relates to a three-walled concrete wall, two side walls of which are provided with a filter plate, the filter plate and the three-walled concrete wall forming a precipitation cavity for precipitating ore slurry, the filter plate being located at the drainage port of the precipitation cavity, the side of the filter plate facing away from the precipitation cavity being provided with a guide structure communicating with the drainage port, the guide structure and the precipitation cavity being inclined from top to bottom as a whole, the guide structure being capable of draining water in the precipitation cavity outward through the filter plate; The guide structure comprises an inclined ground plate, the side of the ground plate being in close contact with the bottom side of the filter plate, the ground plate being provided with an arc-shaped guide groove, the side of the guide groove facing away from the filter plate being provided with a plurality of drainage grooves.

2. A precipitation tank for sulphur concentrates according to claim 1, characterized in that: The bottom of the precipitation cavity is provided with a precipitation slope with an inclination of 1-3%.

3. A precipitation tank for sulphur concentrates according to claim 1, characterized in that: The filter plate comprises a plurality of ore slurry partition plates and filter cloth bags, the ore slurry partition plates and the filter cloth bags being arranged in an interleaved manner and being arranged in a height direction of the concrete wall in sequence, wherein the top and the bottom of the filter plate are both ore slurry partition plates.

4. A precipitation tank for sulphur concentrates according to claim 3, characterized in that: The height of the filter plate is half of the height of the concrete wall.

5. A precipitation tank for sulphur concentrates according to claim 1, characterized in that: The arc-shaped diameter of the guide groove matches the length of the filter plate.

6. A precipitation tank for sulphur concentrates according to claim 1, characterized in that: The plurality of drainage grooves are evenly arranged along the side of the guide groove, and the groove bottoms of the drainage grooves and the guide groove are inclined from top to bottom.

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