CN211538186U - High-frequency vibration spiral concentrator - Google Patents
High-frequency vibration spiral concentrator Download PDFInfo
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- CN211538186U CN211538186U CN201922134316.0U CN201922134316U CN211538186U CN 211538186 U CN211538186 U CN 211538186U CN 201922134316 U CN201922134316 U CN 201922134316U CN 211538186 U CN211538186 U CN 211538186U
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Abstract
The utility model relates to a high-frequency vibration spiral concentrator, which comprises a bottom plate, a central shaft, a sleeve, an elastic unit, a spiral chute and a high-frequency vibrator; the central shaft is vertically fixed on the bottom plate, the sleeve is movably sleeved outside the central shaft, the bottom of the sleeve is connected with the bottom plate through the elastic unit, and the high-frequency vibrator is arranged at the top of the sleeve; the spiral chute is arranged on the outer wall of the sleeve; the high-frequency vibrator generates high-frequency vibration to make the sleeve vibrate back and forth along the axial direction of the central shaft. The utility model discloses a set up a high-frequency vibration machine and elastic element for the ore pulp that flows in spiral chute still receives the shearing action force that forms because of the horizontal direction velocity gradient that the vibration produced and the velocity gradient of vertical direction jointly except receiving gravity and centrifugal force, has increased the degree of mixing of ore pulp, thereby carries out effectual separation to the ore pulp.
Description
Technical Field
The utility model relates to a mineral processing technology field especially relates to a high-frequency vibration spiral concentrator.
Background
The high-frequency vibration spiral concentrating machine is a simple structure and convenient operation concentrating equipment. The prior art high frequency vibratory spiral concentrator typically includes a spiral chute having a vertically spiral configuration with a cross-section that is a portion of a parabola or ellipse. The ore pulp flows freely from the top to the bottom of the spiral chute, in the process, because the ore pulp contains mineral particles with different specific gravities, when the mineral particles with different specific gravities pass through spiral motion in the spiral chute, the mineral particles are gradually separated under the combined action of gravity and centrifugation, the motion speed of the mineral particles with large specific gravities is low, and the mineral particles tend to move towards the inner edge of the spiral chute under the influence of the transverse gradient of the spiral chute; the mineral particles with small specific gravity move along with the main flow of the ore pulp, have higher speed and tend to move towards the outer edge of the spiral chute under the influence of centrifugal force; therefore, the mineral particles with different specific gravities are respectively intercepted at different positions at the bottom of the spiral chute, so that the purpose of sorting is achieved.
However, the concentrating machine in the prior art only utilizes the combined action of gravity, centrifugal force, friction force and the like borne by the ore pulp during the movement of the ore pulp, so that the mixed flow degree of the ore pulp is low, and the separation effect is poor.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at overcoming prior art's is not enough, provides a high-frequency vibration spiral concentrator, and its muddy fluidity that can increase the ore pulp to carry out effectual separation to the ore pulp.
The utility model discloses a realize based on following design: a high-frequency vibration spiral concentrator comprises a bottom plate, a central shaft, a sleeve, an elastic unit, a spiral chute and a high-frequency vibrator; the central shaft is vertically fixed on the bottom plate, the sleeve is movably sleeved outside the central shaft, the bottom of the sleeve is connected with the bottom plate through the elastic unit, and the high-frequency vibrator is arranged at the top of the sleeve; the spiral chute is arranged on the outer wall of the sleeve; the high-frequency vibrator generates high-frequency vibration to make the sleeve vibrate back and forth along the axial direction of the central shaft.
Compared with the prior art, the utility model discloses a set up a high-frequency vibration machine and elastic element on the sleeve pipe for the spiral chute produces high-frequency vibration in vertical direction, the ore pulp that flows naturally in the spiral chute still receives the shearing action force that forms jointly because of the horizontal direction velocity gradient that the vibration produced and the velocity gradient of vertical direction except receiving gravity and centrifugal force, has increased the degree of mixing of ore pulp, is favorable to the dispersion of the mineral particle of proportion difference, thereby carry out effectual separation to the ore pulp, improve the yield of product.
Furthermore, the sleeve is also provided with an upper steel sleeve and a lower steel sleeve, the upper steel sleeve is arranged at the top of the sleeve and is embedded in a gap between the sleeve and the central shaft, and the high-frequency vibrator is arranged at the top of the upper steel sleeve; the lower steel sleeve penetrates through the central shaft and is arranged at the bottom of the sleeve and is embedded in a gap between the sleeve and the central shaft; the elastic unit is arranged at the bottom of the lower steel sleeve and connected with the bottom plate.
Furthermore, the elastic unit is at least one spring, the spring is sleeved at the bottom of the central shaft, one end of the spring is fixedly connected with the bottom plate, and the other end of the spring is fixedly connected with the sleeve. The spring is limited at the bottom of the central shaft, so that the spiral chute can vibrate and simultaneously reduce the left-right shaking of the spiral chute, the impact between the sleeve and the central shaft is reduced, and the service life is prolonged; simultaneously, the operation of spiral concentrator is also more stable.
Further, the elastic unit is an elastic cushion, and the elastic cushion is arranged between the bottom of the sleeve and the bottom plate.
Furthermore, the high-frequency vibrator is a vibrator with adjustable frequency, the vibration frequency is 50-200HZ, and the vibration amplitude is 0.5-2 mm. Through setting up frequency adjustable formula bobbing machine, can adjust the vibration frequency of separation process according to the parameter of ore pulp itself such as mineral particle density, kind, its suitability is strong, and the accuracy nature of ore pulp screening is high.
Further, the inner side edge of the spiral chute is provided with water supply pipes, and the water supply pipes are arranged along the spiral direction of the spiral chute.
Further, the water supply pipe is arranged in the middle of the spiral chute. The middle part of the spiral chute is provided with the water supply pipe for supplying water in time for washing, the quality of the concentrate can be effectively improved,
furthermore, the spiral chute is composed of a plurality of spiral units which are arranged along the axial direction of the central shaft, and the cross section of the spiral chute formed by a plurality of spiral pattern sources is parabolic.
Further, the spiral chute is a spiral chute made of stainless steel plate or steel material. The spiral chute is made of stainless steel plates, and the friction coefficient of the spiral chute is large compared with that of a chute supported by glass fiber reinforced plastics, so that a better sorting effect can be achieved.
Further, a feeder is arranged at the upper part of the spiral chute, and a material cutting divider is arranged at the bottom of the spiral chute.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of a spiral concentrator of the present invention;
figure 2 is a cross-sectional view of the spiral concentrator of the present invention.
Description of the drawings:
10-bottom plate, 20-central shaft, 30-sleeve, 30 a-upper steel sleeve, 30 b-lower steel sleeve, 40-spring, 50-spiral chute and 60-high frequency vibrator.
Detailed Description
Please refer to fig. 1 and fig. 2, which are a structural diagram and a sectional view of the high-frequency vibration spiral concentrator of the present invention, respectively; the utility model provides a high-frequency vibration spiral concentrator (hereinafter referred to as spiral concentrator), including bottom plate 10, center pin 20, sleeve pipe 30, elastic unit, spiral chute 50 and high-frequency vibration machine 60.
In particular, the bottom plate 10, which serves as a base for the spiral concentrator of the present invention, is preferably a circular plate of sufficient size and mass to serve as a support. The central shaft 20 is a hollow seamless steel pipe or a solid round bar, and the central shaft 20 is vertically arranged at the center of the bottom plate 10. Preferably, the central shaft 20 is made of high-quality steel, which is a wear-resistant material, and can effectively prolong the service life of the central shaft 20.
The sleeve 30 is a hollow seamless steel pipe, the diameter of which is slightly larger than the central shaft 20, so that the sleeve can be movably sleeved outside the central shaft 20, an upper steel sleeve 30a is further arranged at the top of the sleeve 30, and the upper steel sleeve 30a is embedded in a gap between the sleeve and the central shaft. Preferably, the length of the sleeve 30 is substantially the same as the length of the central shaft 20; the height of the sleeve 30 is higher than that of the central shaft 20, so that a certain movable space is left between the top of the central shaft 20 and the upper steel sleeve, and the sleeve 30 can reciprocate along the axial direction of the central shaft 20.
Further, the bottom of sleeve pipe 30 still is equipped with steel bushing 30b down, steel bushing 30b passes down the center pin and inlay and establish sleeve pipe 30 with clearance between the center pin 20, an elastic element with steel bushing 30b connects down, the elastic element can be spring, shell fragment, cushion or other elastic construction, it is required to explain that the utility model discloses the elastic element setting that sets up plays the effect of buffering and support between sleeve pipe bottom and bottom plate, and its form has a lot. In this embodiment, the elastic unit is an elastic pad (not shown), the elastic pad is disposed between the bottom of the sleeve and the bottom plate, preferably, the elastic pad is a rubber pad, a circular hole is disposed in the middle of the elastic pad, and the elastic pad is sleeved on the bottom of the central shaft and separates the bottom of the sleeve from the bottom plate.
Or, the elastic unit comprises at least one spring 40, the spring 40 is sleeved at the bottom of the central shaft 20, one end of the spring 40 is fixedly connected with the bottom plate 10, and the other end of the spring is fixedly connected with the lower steel sleeve 30 b; the spring 40 is a high-strength spring 40, and the high-strength spring 40 can support the sleeve 30 in a natural state.
The high-frequency vibrator 60 is provided on the top of the upper steel jacket 30a, and the high-frequency vibrator 60 is used to generate high-frequency vibration to thereby vibrate the sleeve 30 back and forth in the axial direction of the central shaft 20. Specifically, the high-frequency vibrator 60 is a vibrator with adjustable frequency, the vibration frequency is 50 to 200HZ, and the vibration amplitude is 0.5 to 2 mm. When the high frequency vibrator 60 is started, the high strength spring 40 is vibrated up and down by the force generated by the vibration, so that the socket 30 is slightly vibrated up and down.
The spiral chute 50 is installed on the outer wall of the casing 30, the spiral chute 50 is composed of a plurality of spiral units axially arranged along the central shaft 20, the spiral units are made of stainless steel plates or steel materials, the diameter of each spiral unit is 200-. In the present embodiment, six to ten spiral units are arranged along the axial direction of the central shaft 20, so that the cross-sectional shape of the spiral chute 50 is parabolic; further, the inner side edge of the spiral chute 50 is provided with a water supply pipe, the water supply pipe is arranged along the spiral direction of the spiral chute 50, and preferably, the water supply pipe is arranged in the middle of the spiral chute 50, namely, the inner side edges of 1-2 spiral units in the middle. Further, a feeder is arranged at the upper part of the spiral chute 50, and a material cutting divider is arranged at the bottom of the spiral chute 50.
During the use, send into the ore pulp from the feeder at spiral chute top, start the high-frequency vibration machine, adjust the frequency of vibration and the range of vibration according to the kind or the characteristic of ore pulp, let the ore pulp not only receive gravity and centrifugal force in the spiral chute, still receive the shearing action force that the velocity gradient of horizontal direction velocity gradient and the vertical direction that produces because of the vibration formed jointly, and, make up water through the feed pipe when necessary and improve the quality of concentrate, finally, collect the ore sand of different specific gravities in the material cutting decollator from spiral chute bottom, thereby realize the sorting of ore sand.
Compared with the prior art, the utility model discloses a set up a high-frequency vibration machine and elastic element on the sleeve pipe for the spiral chute produces high-frequency vibration in vertical direction, the ore pulp that flows naturally in the spiral chute still receives the shearing action force that forms jointly because of the horizontal direction velocity gradient that the vibration produced and the velocity gradient of vertical direction except receiving gravity and centrifugal force, has increased the degree of mixing of ore pulp, is favorable to the dispersion of the mineral particle of proportion difference, thereby carry out effectual separation to the ore pulp, improve the yield of product. Meanwhile, by arranging the frequency-adjustable vibrating machine, the vibration frequency of the separation process can be adjusted according to the parameters of the ore pulp, such as the density and the type of mineral particles, so that the applicability is strong, and the accuracy of ore pulp screening is high. In addition, through setting up the spiral chute that feed pipe, stainless steel plate made, can effectively improve the precision of sorting, reach better separation effect.
The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.
Claims (10)
1. A high-frequency vibration spiral concentrator is characterized in that: comprises a bottom plate, a central shaft, a sleeve, an elastic unit, a spiral chute and a high-frequency vibrator; the central shaft is vertically fixed on the bottom plate, the sleeve is movably sleeved outside the central shaft, the bottom of the sleeve is connected with the bottom plate through the elastic unit, and the high-frequency vibrator is arranged at the top of the sleeve; the spiral chute is arranged on the outer wall of the sleeve; the high-frequency vibrator generates high-frequency vibration to make the sleeve vibrate back and forth along the axial direction of the central shaft.
2. A high frequency vibratory spiral concentrator as defined in claim 1 wherein: the sleeve is also provided with an upper steel sleeve and a lower steel sleeve, the upper steel sleeve is arranged at the top of the sleeve and is embedded in a gap between the sleeve and the central shaft, and the high-frequency vibrator is arranged at the top of the upper steel sleeve; the lower steel sleeve penetrates through the central shaft and is arranged at the bottom of the sleeve and is embedded in a gap between the sleeve and the central shaft; the elastic unit is arranged at the bottom of the lower steel sleeve and connected with the bottom plate.
3. A high frequency vibratory spiral concentrator as defined in claim 2 wherein: the elastic unit is at least one spring, the spring is sleeved at the bottom of the central shaft, one end of the spring is fixedly connected with the bottom plate, and the other end of the spring is fixedly connected with the bottom of the sleeve.
4. A high frequency vibratory spiral concentrator as defined in claim 2 wherein: the elastic unit is an elastic cushion, and the elastic cushion is arranged between the bottom of the sleeve and the bottom plate.
5. A high frequency vibratory spiral concentrator as defined in claim 1 wherein: the high-frequency vibrator is a vibrator with adjustable frequency, the vibration frequency is 50-200HZ, and the vibration amplitude is 0.5-2 mm.
6. A high frequency vibratory spiral concentrator as defined in claim 1 wherein: and a water supply pipe is arranged at the edge of the inner side of the spiral chute and is arranged along the spiral direction of the spiral chute.
7. A high frequency vibratory spiral concentrator as defined in claim 6 wherein: the water supply pipe is arranged in the middle of the spiral chute.
8. A high frequency vibratory spiral concentrator as defined in claim 1 wherein: the spiral chute is composed of a plurality of spiral units which are axially arranged along a central shaft, and the cross section of the spiral chute formed by the spiral units is parabolic.
9. A high frequency vibratory spiral concentrator as defined in claim 1 wherein: the spiral chute is made of steel materials.
10. A high frequency vibratory spiral concentrator as claimed in any one of claims 1-9 wherein: the upper portion of spiral chute is provided with the feeder, and the bottom of spiral chute is provided with cuts the material decollator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922134316.0U CN211538186U (en) | 2019-12-02 | 2019-12-02 | High-frequency vibration spiral concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922134316.0U CN211538186U (en) | 2019-12-02 | 2019-12-02 | High-frequency vibration spiral concentrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211538186U true CN211538186U (en) | 2020-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922134316.0U Active CN211538186U (en) | 2019-12-02 | 2019-12-02 | High-frequency vibration spiral concentrator |
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| Country | Link |
|---|---|
| CN (1) | CN211538186U (en) |
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2019
- 2019-12-02 CN CN201922134316.0U patent/CN211538186U/en active Active
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