Niobium ore separation flushing water series connection cyclone

Abstract

The utility model provides a niobium ore separation washing water series connection swirler which comprises a first-stage swirler and a second-stage swirler connected with the first-stage swirler in series, the first-stage swirler comprises a first-stage swirler overflow pipe, a first-stage swirler feeding body and a first-stage swirler flat bottom column section which are sequentially connected through connecting bolts, the second-stage cyclone comprises a second-stage cyclone overflow pipe, a second-stage cyclone feeding body and a second-stage cyclone flushing cone section which are sequentially connected through connecting bolts. The second-stage cyclone is tangentially flushed to the second-stage cyclone through the flushing conical section of the second-stage cyclone, fine-particle niobium minerals in underflow are flushed into inner rotational flow to be discharged from the second-stage overflow pipe, the separation effect and separation efficiency of the niobium minerals are improved, the niobium mineral grade of a second-stage overflow product is improved, and the next-step process treatment of the niobium minerals is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to solid -liquid separation tool technical field especially relates to hydrocyclone separation device technical field, concretely relates to a niobium ore sorting washing water series connection hydrocyclone. BACKGROUND

[0002] Niobium is a strategic key metal, has good superconductivity, corrosion resistance and high strength and so on, has wide application in superconducting material, aerospace, nuclear industry and so on. But the niobium-containing mineral has many types, fine particle size, difficult separation, and the niobium ore has not been really industrialized.

[0003] The hydrocyclone is small in floor area, cheap in price, large in processing capacity and high in grading efficiency, is widely used in grinding classification and separation operation of concentrator. The hydrocyclone of prior art is mostly single, can only handle relatively heavy particles, and relatively light particles cannot be completely handled, therefore, the hydrocyclone capable of handling relatively light particles and realizing niobium ore separation is required. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of niobium ore sorting washing water series connection hydrocyclone, to solve the problem that niobium-containing mineral has many types, fine particle size, difficult separation in prior art.

[0005] To achieve the above object, the utility model provides a kind of niobium ore sorting washing water series connection hydrocyclone, comprising: primary cyclone and the secondary cyclone in series with primary cyclone, primary cyclone includes primary cyclone overflow pipe, primary cyclone feed body and primary cyclone flat bottom column section connected by flange and bolt in sequence, secondary cyclone includes secondary cyclone overflow pipe, secondary cyclone feed body and secondary cyclone flush cone section connected by flange and bolt in sequence.

[0006] Further, the structure of primary cyclone overflow pipe and secondary cyclone overflow pipe is same, is composed of overflow pipe cylinder body in upper portion and overflow pipe flange plate in bottom portion, and there are several bolt holes for installing connecting bolt uniformly distributed around overflow pipe flange plate.

[0007] Further, the structure of primary cyclone feed body and secondary cyclone feed body is same, is composed of feed cylinder body and feed flange plate fixedly arranged at both ends of feed cylinder body.

[0008] Further, on the side surface of feed cylinder body, feed pipe is fixedly arranged near the top of feed cylinder body.

[0009] Further, feed flange plate is arranged at the end of feed pipe away from feed cylinder body, and there are four bolt holes for installing connecting bolt uniformly distributed around feed flange plate.

[0010] Further, the primary cyclone flat bottom column section is composed of an upper column section flange plate and a column section cylinder body, the bottom of the column section cylinder body is in a closed state, and a bottom flow pipe is fixedly arranged on the sidewall of the column section cylinder body.

[0011] Further, an end of the bottom flow pipe away from the primary cyclone flat bottom column section is fixedly provided with a bottom flow flange plate corresponding to the feeding flange plate, and four screw holes for mounting connecting bolts are uniformly distributed around the bottom flow flange plate.

[0012] Further, the secondary cyclone water flushing cone section is provided with a total water flushing port, a water flushing cavity and five tangential water flushing ports, the total water flushing port is fixedly arranged on the side face of the secondary cyclone water flushing cone section, the water flushing cavity is annularly arranged in the interior of the secondary cyclone water flushing cone section, and the five tangential water flushing ports are uniformly distributed on the inner bottom wall of the secondary cyclone water flushing cone section.

[0013] Further, the top of the secondary cyclone water flushing cone section is fixedly provided with a cone section flange plate corresponding to the feeding flange plate at the bottom of the feeding cylinder body.

[0014] The utility model has the advantages of the following:

[0015] The utility model discloses a washing water series connection cyclone for niobium ore sorting, which improves the sorting effect and efficiency of niobium ore, improves the niobium ore grade of the secondary overflow product, and is favorable for the next process treatment of the niobium ore. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiment or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without paying creative labor.In the drawings:

[0017] Figure 1 The overall structure schematic diagram of the utility model is shown;

[0018] Figure 2 The top view sectional schematic diagram of the secondary cyclone water flushing cone section of the utility model is shown;

[0019] Figure 3 The front view sectional schematic diagram of the secondary cyclone water flushing cone section of the utility model is shown.

[0020] In the drawings, the reference signs in the above drawings are:

[0021] 10. First-stage hydrocyclone; 11. First-stage hydrocyclone overflow pipe; 111. Overflow pipe cylindrical body; 112. Overflow pipe flange; 12. First-stage hydrocyclone feed body; 121. Feed flange; 122. Feed cylindrical body; 123. Feed pipe; 124. Feed flange; 13. First-stage hydrocyclone flat-bottom column section; 131. Column section flange; 132. Column section cylindrical body; 133. Underflow pipe; 134. Underflow flange; 20. Second-stage hydrocyclone; 21. Second-stage hydrocyclone overflow pipe; 22. Second-stage hydrocyclone feed body; 23. Second-stage hydrocyclone flushing cone section; 231. Main flushing port; 232. Flushing chamber; 233. Tangential flushing port; 234. Conical section flange; 31. Connecting bolt; 32. Connecting nut. Detailed Implementation

[0022] The technical solution of this utility model will now be clearly and completely described with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0023] like Figure 1 The niobium ore sorting and washing water series hydrocyclone shown includes:

[0024] The first-stage hydrocyclone 10 and the second-stage hydrocyclone 20 connected in series with the first-stage hydrocyclone 10 are provided. The first-stage hydrocyclone 10 includes a first-stage hydrocyclone overflow pipe 11, a first-stage hydrocyclone feed body 12 and a first-stage hydrocyclone flat-bottom column section 13 connected in sequence by flanges and bolts. The second-stage hydrocyclone 20 includes a second-stage hydrocyclone overflow pipe 21, a second-stage hydrocyclone feed body 22 and a second-stage hydrocyclone flushing cone section 23 connected in sequence by flanges and bolts.

[0025] Specifically, the overflow pipe 11 of the first-stage hydrocyclone and the overflow pipe 21 of the second-stage hydrocyclone have the same structure, both consisting of an upper overflow pipe cylindrical body 111 and a bottom overflow pipe flange 112. Several screw holes for installing connecting bolts 31 are evenly distributed around the overflow pipe flange 112.

[0026] Specifically, the primary hydrocyclone feed body 12 and the secondary hydrocyclone feed body 22 have the same structure, both consisting of a feed cylinder 122 and feed flanges 121 fixedly disposed at both ends of the feed cylinder 122. Several threaded holes corresponding to the overflow pipe flange 112 are evenly distributed around the feed flange 121 for installing connecting bolts 31. By passing the bolts 31 through the threaded holes around the overflow pipe flange 112 and the feed flange 121 at the top of the feed cylinder 122, and securing them with connecting nuts 32, the hydrocyclone overflow pipe and the hydrocyclone feed body are fixedly connected.

[0027] Specifically, the side of the feeding cylinder 122 is fixedly provided with a feeding pipe 123 near the top of the feeding cylinder 122. The niobium mineral slurry to be sorted is fed through the feeding pipe 123 of the primary cyclone 10.

[0028] Specifically, the feeding pipe 123 is provided with a feeding flange 124 away from the end of the feeding cylinder 122, and the feeding flange 124 is uniformly distributed with four screw holes for installing connecting bolts 31 around.

[0029] Specifically, the primary cyclone flat bottom column segment 13 is composed of an upper column segment flange 131 and a column segment cylinder 132, the bottom of the column segment cylinder 132 is closed, and the side wall of the column segment cylinder 132 is fixedly provided with an underflow pipe 133.

[0030] Specifically, the underflow pipe 133 is fixedly provided with an underflow flange 134 corresponding to the feeding flange 121 away from the primary cyclone flat bottom column segment 13, and the underflow flange 134 is uniformly distributed with four screw holes for installing connecting bolts 31 around. By installing connecting bolts 31 in the corresponding screw holes of the underflow flange 134 and the feeding flange 121, and fixing them with connecting nuts 32, the primary cyclone 10 and the secondary cyclone 20 are connected in series, so that the concentrated niobium mineral slurry enters the secondary cyclone feeding body 22 through the primary cyclone flat bottom column segment 13, the underflow pipe 133 of the primary cyclone 10 and the feeding pipe 123 of the secondary cyclone 20.

[0031] Specifically, the secondary cyclone flushing cone segment 23 is provided with a total flushing port 231, a flushing cavity 232 and a tangential flushing port 233, the total flushing port 231 is fixedly provided on the side of the secondary cyclone flushing cone segment 23, the flushing cavity 232 is annularly arranged inside the secondary cyclone flushing cone segment 23, and the tangential flushing port 233 has five, which are uniformly distributed on the inner bottom wall of the secondary cyclone flushing cone segment 23.

[0032] Specifically, the top of the secondary cyclone flushing cone segment 23 is fixedly provided with a cone segment flange 234 corresponding to the feeding flange 121 at the bottom of the feeding cylinder 122. The diameter of the overflow pipe flange 112, the feeding flange 121, the column segment flange 131 and the cone segment flange 234 is the same, and there are eight same size and position connecting bolts 31 uniformly distributed around. By the column segment flange 121 and the feeding flange 121 at the bottom of the primary cyclone feeding body 12, the primary cyclone feeding body 12 and the primary cyclone flat bottom column segment 13 are fixedly connected, and by the cone segment flange 234 and the feeding flange 121 at the bottom of the secondary cyclone feeding body 22, the secondary cyclone feeding body 22 and the secondary cyclone flushing cone segment 23 are fixedly connected.

[0033] The specific working state of the niobium ore sorting and washing water series hydrocyclone is as follows:

[0034] The niobium ore slurry passes through the feeding pipe 123 of the primary hydrocyclone 10 at a certain pressure, enters the primary hydrocyclone feeding body 12, and the fine particle gangue in the niobium ore slurry is discharged through the overflow port of the overflow pipe 11 of the primary hydrocyclone under the action of the inner vortex flow. The concentrated niobium ore slurry enters the primary hydrocyclone flat bottom column section 13 under the action of the outer vortex flow, and enters the secondary hydrocyclone feeding body 22 of the secondary hydrocyclone 20 through the underflow pipe 133 of the primary hydrocyclone 10 and the feeding pipe 123 of the secondary hydrocyclone 20. After the concentrated niobium ore slurry enters the secondary hydrocyclone 20, clean water enters the secondary hydrocyclone flushing cone section 23 through the flushing cavity 232 and the tangential flushing port 233 of the total flushing port 131, and the fine particle niobium ore in the underflow of the secondary hydrocyclone 20 enters the inner vortex flow again under the action of the tangential water flow. The fine particle niobium ore in the underflow is discharged from the overflow pipe 21 of the secondary hydrocyclone through the inner vortex flow, thereby improving the sorting effect and efficiency of the niobium ore and improving the niobium ore grade of the secondary overflow product.

[0035] In the description of the utility model, it is understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0036] In the utility model, unless otherwise explicitly specified and limited, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements, unless otherwise explicitly limited, the above-mentioned terms in the utility model can be understood according to the specific meaning in the utility model by the ordinary skilled person in the art.

[0037] Of course, the above description is not a limitation on the utility model, and the utility model is also not limited to the above examples. Changes, modifications, additions or replacements made by the person skilled in the art within the essential scope of the utility model should also belong to the protection scope of the utility model.

Claims

1. A series of cyclones for the separation of a niobium ore washing water, characterized by, The utility model relates to a primary cyclone and secondary cyclone in series, the primary cyclone includes primary cyclone overflow pipe, primary cyclone feed body and primary cyclone flat bottom column section connected by flange and bolt, and the secondary cyclone includes secondary cyclone overflow pipe, secondary cyclone feed body and secondary cyclone flush cone section connected by flange and bolt. The primary cyclone overflow pipe and the secondary cyclone overflow pipe are the same structure, which are composed of overflow pipe cylinder body and overflow pipe flange plate, and a plurality of screw holes for mounting connecting bolts are uniformly distributed around the overflow pipe flange plate.

2. A series flow-line of a niobium ore separation washing water cyclone according to claim 1, characterized by, The primary cyclone feed body and the secondary cyclone feed body are the same structure, which are composed of feed cylinder body and feed flange plate fixedly arranged at both ends of the feed cylinder body.

3. A series flow-line of a niobium ore separation rinsing water cyclone according to claim 1, characterized by, A feed pipe is fixedly arranged on the side of the feed cylinder body close to the top of the feed cylinder body.

4. A series flow-line of a niobium ore separation rinsing water cyclone according to claim 3, characterized by, A feed flange plate is arranged at the end of the feed pipe away from the feed cylinder body, and four screw holes for mounting connecting bolts are uniformly distributed around the feed flange plate.

5. A series flow-line of a niobium ore separation rinsing water cyclone according to claim 4, characterized by, The primary cyclone flat bottom column section is composed of column section flange plate and column section cylinder body, the bottom of the column section cylinder body is in a closed state, and a underflow pipe is fixedly arranged on the side wall of the column section cylinder body.

6. A series flow-line of a niobium ore separation rinsing water cyclone according to claim 5, characterized by, A underflow flange plate corresponding to the feed flange plate is fixedly arranged at the end of the underflow pipe away from the primary cyclone flat bottom column section, and four screw holes for mounting connecting bolts are uniformly distributed around the underflow flange plate.

7. A series flow-line of a niobium ore separation rinsing water cyclone according to claim 6, characterized by, The secondary cyclone flush cone section is provided with a total flush port, a flush chamber and tangential flush ports, the total flush port is fixedly arranged on the side of the secondary cyclone flush cone section, the flush chamber is annularly arranged in the interior of the secondary cyclone flush cone section, and the five tangential flush ports are uniformly distributed on the inner bottom wall of the secondary cyclone flush cone section.

8. A series flow-line of a niobium ore separation rinsing water cyclone according to claim 7, characterized by, A cone section flange plate is fixedly arranged on the top of the secondary cyclone flush cone section, and the cone section flange plate corresponds to the feed flange plate at the bottom of the feed cylinder body.

9. A series flow-line of a niobium ore separation rinsing water cyclone according to claim 8, characterized by, ​

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