CN215538683U - Ore pulp monitoring device - Google Patents
Ore pulp monitoring device Download PDFInfo
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- CN215538683U CN215538683U CN202121701548.0U CN202121701548U CN215538683U CN 215538683 U CN215538683 U CN 215538683U CN 202121701548 U CN202121701548 U CN 202121701548U CN 215538683 U CN215538683 U CN 215538683U
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Abstract
The utility model relates to the technical field of coal washing, in particular to an ore pulp monitoring device. The utility model provides a pulp monitoring device, which is arranged on a feeding pipeline of a thickener and comprises: the device comprises a control module, a driving mechanism, a flow detection piece, a concentration detection piece and a connecting pipe; the pipe wall of the connecting pipe is provided with a first connecting hole and a second connecting hole extending along the circumferential direction, the flow detection piece is arranged in the first connecting hole and used for detecting the flow rate and the liquid level height of ore pulp in the connecting pipe, and the concentration detection piece is arranged in the second connecting hole; the driving mechanism is arranged at the second connecting hole and used for driving the concentration detection piece to reciprocate in the second connecting hole; the control module is respectively and electrically connected with the driving mechanism, the flow detection piece and the concentration detection piece. When the flow detection piece detects the height change of the ore pulp liquid level in the connecting pipe, the driving mechanism enables the concentration detection piece to adjust the detection position, and the detection accuracy of the concentration detection piece is improved.
Description
Technical Field
The utility model relates to the technical field of coal washing, in particular to an ore pulp monitoring device.
Background
In the tail coal filter-pressing treatment system of the coal preparation plant at present, a thickener is an indispensable link, in order to ensure that the amount of coal slime entering the thickener is settled as soon as possible, a flocculating agent is usually added into the thickener, and the amount of the flocculating agent to be added is basically determined by the amount of the coal slime entering the thickener, so that the accurate sensing of the amount of the coal slime entering the thickener is of great importance.
When designing a coal preparation plant, a concentration meter is usually arranged on a feeding pipeline of a thickener and used for detecting the concentration of slime water in the feeding pipeline, namely the quantity of the slime, the feeding pipeline of the thickener is a non-pressure self-flow pipeline, the pipeline is usually not filled with the slime water in the pipeline during production, the slime water in the pipeline flows in a non-full pipe, and the concentration meter has a better detection effect in the middle area of the liquid level, so the concentration meter is generally arranged at the middle position of the pipeline, as shown in A in figure 1, when the liquid level in the pipeline is higher than the middle position, the concentration meter is immersed in the slime water, and the concentration meter can normally detect; as shown in B in figure 1, when the liquid level in the pipeline is lower than the middle position, the concentration meter cannot detect the coal slime amount, so that the detection value of the concentration meter is inaccurate, the addition amount of the flocculating agent is further inaccurate, and the sedimentation effect of the thickener is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an ore pulp monitoring device to solve the technical problem that the addition amount of a flocculating agent is inaccurate due to inaccurate detection values of concentration meters arranged on a feeding pipeline of a thickener.
The utility model provides an ore pulp monitoring device which is arranged on a feeding pipeline of a thickener, and the ore pulp monitoring device comprises: the device comprises a control module, a driving mechanism, a flow detection piece, a concentration detection piece and a connecting pipe;
the pipe wall of the connecting pipe is provided with a first connecting hole and a second connecting hole extending along the circumferential direction, the flow detection piece is arranged in the first connecting hole and used for detecting the ore pulp flow and the liquid level height in the connecting pipe, and the concentration detection piece is arranged in the second connecting hole and used for detecting the ore pulp concentration in the connecting pipe;
the driving mechanism is arranged at the second connecting hole and used for driving the concentration detection piece to reciprocate in the second connecting hole;
the control module is respectively electrically connected with the driving mechanism, the flow detection piece and the concentration detection piece and is used for respectively controlling the driving mechanism, the flow detection piece and the concentration detection piece to execute corresponding operations.
As a further technical solution, the driving mechanism includes a movable slide rail, and the flow rate detection member is connected to a slide block of the movable slide rail.
As a further technical scheme, the driving mechanism further comprises a protective cover, and the protective cover is arranged on the second connecting hole in a covering mode;
the movable sliding rail is arranged in the protective cover.
As a further technical scheme, the connecting pipe further comprises flanges, and the two ends of the connecting pipe are connected with the flanges.
As a further technical solution, the first connection hole is circumferentially spaced 1/4 from the second connection hole along the circumferential direction of the connection pipe.
As a further technical scheme, the extension length of the second connecting hole is less than 1/4 circumferences.
As a further technical solution, the second connection hole is rectangular.
As a further technical solution, along the axial direction of the connecting pipe, the first connecting hole and the second connecting hole are in the same plane.
As a further technical solution, the concentration detecting member is a photoelectric concentration monitoring sensor.
As a further technical scheme, the flow detection piece is a radar wave monitor.
Compared with the prior art, the ore pulp monitoring device provided by the utility model has the technical advantages that:
the utility model provides an ore pulp monitoring device, which is arranged on a feeding pipeline of a thickener, and comprises: the device comprises a control module, a driving mechanism, a flow detection piece, a concentration detection piece and a connecting pipe; the pipe wall of the connecting pipe is provided with a first connecting hole and a second connecting hole extending along the circumferential direction, the flow detection piece is arranged in the first connecting hole and used for detecting the flow rate and the liquid level height of ore pulp in the connecting pipe, and the concentration detection piece is arranged in the second connecting hole and used for detecting the concentration of the ore pulp in the connecting pipe; the driving mechanism is arranged at the second connecting hole and used for driving the concentration detection piece to reciprocate in the second connecting hole; the control module is respectively electrically connected with the driving mechanism, the flow detection piece and the concentration detection piece and is used for respectively controlling the driving mechanism, the flow detection piece and the concentration detection piece to execute corresponding operations.
The connecting pipe is installed on the pan feeding pipeline of thickener, make the ore pulp that flows into thickener pass through the connecting pipe, when flow detection spare detects the ore pulp liquid level in the connecting pipe higher, feed back information to control module, control module control actuating mechanism orders about concentration detection spare along second connecting hole upward movement, when flow detection spare detects the ore pulp liquid level in the connecting pipe lower, feed back information to control module, control module control actuating mechanism orders about concentration detection spare along second connecting hole downstream, so make concentration detection spare submerge in the ore pulp all the time, and be located best detection position, improve concentration detection spare's detection accuracy, make the addition of flocculating agent more accurate, and then improve thickener's work efficiency.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a prior art thickener installed in a feed line of a thickener according to an embodiment of the present invention;
figure 2 is a cross-sectional view of a pulp monitoring apparatus according to an embodiment of the present invention;
figure 3 is a schematic view of a pulp monitoring apparatus according to an embodiment of the present invention installed in a feed line;
FIG. 4 is an enlarged first state diagram at C of FIG. 2 according to an embodiment of the present invention;
fig. 5 is an enlarged second state diagram at C in fig. 2 according to an embodiment of the present invention.
Icon: 1-a flow detector; 2-a concentration detection member; 3-connecting pipe; 4-moving the sliding rail; 5-a flange; 6-a second connection hole; 7-liquid level; 8-coal washing main plant; 9-a thickener; 10-a feeding pipeline; 11-concentration meter.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
The specific structure is shown in fig. 1 to 5.
A concentration meter 11 is arranged on a feeding pipeline 10 arranged between a thickener 9 and a coal washing main workshop 8 in the prior art, as shown in A in figure 1, when a liquid level 7 in the pipeline is higher than the middle position, the concentration meter 11 is immersed in coal slime water, and the concentration meter 11 can normally detect; as shown in fig. 1B, when the liquid level 7 in the pipeline is lower than the middle position, the concentration meter 11 cannot detect the amount of coal slurry, so that the detection value of the concentration meter 11 is inaccurate, and further, the addition amount of the flocculant is inaccurate, thereby affecting the settling effect of the thickener 9.
The embodiment provides a pulp monitoring device, install on the pan feeding pipeline 10 of thickener 9, pulp monitoring device includes: the device comprises a control module, a driving mechanism, a flow detection piece 1, a concentration detection piece 2 and a connecting pipe 3;
the pipe wall of the connecting pipe 3 is provided with a first connecting hole and a second connecting hole 6 extending along the circumferential direction, the flow detection piece 1 is arranged in the first connecting hole and used for detecting the ore pulp flow and the liquid level height in the connecting pipe 3, and the concentration detection piece 2 is arranged in the second connecting hole 6 and used for detecting the ore pulp concentration in the connecting pipe 3;
the driving mechanism is arranged at the second connecting hole 6 and is used for driving the concentration detection piece 2 to reciprocate in the second connecting hole 6;
the control module is respectively electrically connected with the driving mechanism, the flow detection piece 1 and the concentration detection piece 2 and is used for respectively controlling the driving mechanism, the flow detection piece 1 and the concentration detection piece 2 to execute corresponding operations.
In this embodiment, the connecting pipe 3 is a circular pipe, and the pipe diameter is the same with the pipe diameter of the feeding pipeline 10, and the first connecting hole can be a screw hole, and the flow detection piece 1 is fixedly connected with the screw hole, and also can be a through hole, and the first connecting hole is inserted into the through hole, and the flow detection piece 1 is fixed on the connecting pipe 3 through other fixing pieces.
The connecting pipe 3 is arranged on a feeding pipeline 10 of the thickener 9, so that ore pulp flowing into the thickener 9 passes through the connecting pipe 3, when the flow detection piece 1 detects that the ore pulp liquid level 7 in the connecting pipe 3 is higher, information is fed back to the control module, the control module controls the driving mechanism to drive the concentration detection piece 2 to move upwards along the second connecting hole 6, when the flow detection piece 1 detects that the ore pulp liquid level 7 in the connecting pipe 3 is lower, the information is fed back to the control module, the control module controls the driving mechanism to drive the concentration detection piece 2 to move downwards along the second connecting hole 6, so that the concentration detection piece 2 can be always immersed in the ore pulp and is positioned at the best detection position, the detection accuracy of the concentration detection piece 2 is improved, the addition of a flocculating agent is more accurate, the working efficiency of the thickener 9 is improved, and the technical defect existing in the scheme that the concentration meter 11 is arranged on the feeding pipeline 10 arranged between the thickener 9 and the coal washing main factory building 8 is effectively solved And (5) sinking.
In the optional technical scheme of this embodiment, actuating mechanism includes movable slide rail 4, and flow detection spare 1 is connected with movable slide rail 4's slider, and flow detection spare 1 feeds back the liquid level 7 height in the connecting pipe 3 that detects to control module, and control module drives concentration detection spare 2 through the slider motion of control movable slide rail 4 and reciprocates to adapt to different liquid levels 7 height, improve and detect the accuracy.
The preferred of this embodiment, movable slide rail 4 is the electrodynamic type, and the drive is convenient, and the structure is small and exquisite, and occupation space is less.
In an optional technical scheme of this embodiment, the driving mechanism further includes a protective cover, and the protective cover is covered on the second connecting hole 6;
the movable slide rail 4 is arranged in the protective cover.
In this embodiment, 6 department covers of second connecting hole are equipped with the protection casing, protection casing and 3 sealing connection of connecting pipe, and movable slide rail 4 can connect on the protection casing, also can connect on connecting pipe 3, and the protection casing can prevent effectively that the ore pulp from revealing by 6 departments of second connecting hole.
This embodiment is preferred, and first connecting hole department also is provided with the protection casing, and flow detection spare 1 sets up in the protection casing, prevents that the ore pulp from revealing by first connecting hole department.
In the optional technical scheme of this embodiment, still include flange 5, the both ends of connecting pipe 3 all are connected with flange 5, and connecting pipe 3 is the nozzle stub, is connected with pan feeding pipeline 10 through flange 5, and convenient connection is firm.
In an alternative solution of this embodiment, the first connection hole is separated from the second connection hole 6 by 1/4 circles along the circumferential direction of the connection pipe 3.
In this embodiment, after the pan feeding pipeline 10 is installed to connecting pipe 3, flow detection spare 1 is located the top of connecting pipe 3 cross section, and first connecting hole includes upper end and lower extreme along the circumferential direction, and the upper end is located the centre of connecting pipe 3 cross section, highly is half of the diameter promptly. When the liquid level 7 in the connecting pipe 3 is higher than 3/5 of diameter, the concentration detection piece 2 is located the upper end of first connecting hole, when the liquid level 7 in the connecting pipe 3 is lower than 3/5 of diameter, control module is through controlling the movable slide rail 4, make the slider on the movable slide rail 4 drive the concentration detection piece 2 and move down along second connecting hole 6, and adjust to suitable position, when guaranteeing that the liquid level 7 is lower than 3/5 of diameter, the concentration detection piece 2 can submerge in the ore pulp in the connecting pipe 3 completely, guarantee the accuracy of detection data.
In the optional technical scheme of this embodiment, the extension length of second connecting hole 6 is less than 1/4 circumference, that is, the length of upper end and lower end of second connecting hole 6 in longitudinal direction is less than the radius of connecting pipe 3, that is, the lower end of second connecting hole 6 is located the position on the most lower side of the cross section of connecting pipe 3, when concentration detection piece 2 is located the lower end of second connecting hole 6, the lower end of concentration detection piece 2 itself is parallel to the lower end of the inner wall of connecting pipe 3, and when concentration detection piece 2 can work normally, the length of the opening of second connecting hole 6 is smaller in circumferential direction.
In the optional technical scheme of this embodiment, second connecting hole 6 is the rectangle, and the rectangular hole is seted up conveniently, and because two long limits of rectangular hole are parallel, concentration detection spare 2 is more stable when sliding along second connecting hole 6. But not limited thereto, the second connection hole 6 may be another type of hole satisfying the requirement, wherein the connection point of each side of the rectangular hole may be set to be a rounded corner.
Among the optional technical scheme of this embodiment, along the axial of connecting pipe 3, first connecting hole and second connecting hole 6 are in the coplanar, and first connecting hole and second connecting hole 6 are on the same axial plane of connecting pipe 3 promptly, also on same cross section, so, the detection position of flow detection spare 1 and concentration detection spare 2 is the same, and the intermediate variable is less, improves and detects the accuracy.
In the optional technical scheme of this embodiment, the concentration detecting member 2 is a photoelectric concentration monitoring sensor, and feeds back the real-time concentration value in the connecting pipe 3 by the conditions of emitting light beams and receiving light beams, so as to be used by the production system.
Among the optional technical scheme of this embodiment, flow detection spare 1 is the radar wave monitor, through transmission and collecting radar wave beam condition, surveys out the height and the velocity of flow of liquid in connecting pipe 3 in real time, combines the pipe diameter basic parameter of connecting pipe 3, calculates the interior real-time flow of current connecting pipe 3, exports the height value of liquid level 7 in the connecting pipe 3 for control module simultaneously, and control module adjusts the detection position of concentration detection spare 2 through the slider motion on the control movable slide rail 4.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A pulp monitoring device for installation in a feed line (10) of a thickener (9), the pulp monitoring device comprising: the device comprises a control module, a driving mechanism, a flow detection piece (1), a concentration detection piece (2) and a connecting pipe (3);
the pipe wall of the connecting pipe (3) is provided with a first connecting hole and a second connecting hole (6) extending along the circumferential direction, the flow detection piece (1) is arranged in the first connecting hole and used for detecting the ore pulp flow and the liquid level height in the connecting pipe (3), and the concentration detection piece (2) is arranged in the second connecting hole (6) and used for detecting the ore pulp concentration in the connecting pipe (3);
the driving mechanism is arranged at the second connecting hole (6) and used for driving the concentration detection piece (2) to reciprocate in the second connecting hole (6);
the control module is respectively electrically connected with the driving mechanism, the flow detection piece (1) and the concentration detection piece (2) and is used for respectively controlling the driving mechanism, the flow detection piece (1) and the concentration detection piece (2) to execute corresponding operations.
2. The pulp monitoring device according to claim 1, characterized in that the driving mechanism comprises a movable slide (4), and the flow detecting element (1) is connected with a slide of the movable slide (4).
3. The pulp monitoring device according to claim 2, wherein the drive mechanism further includes a protective cover, the protective cover is disposed in the second connection hole (6);
the movable sliding rail (4) is arranged in the protective cover.
4. The pulp monitoring device according to claim 1, further comprising a flange (5), wherein the flange (5) is connected to both ends of the connecting pipe (3).
5. The pulp monitoring device according to claim 1, characterized in that the first connection hole is spaced 1/4 circumference from the second connection hole (6) in the circumferential direction of the connection pipe (3).
6. The pulp monitoring device according to claim 5, characterized in that the second connection hole (6) extends less than 1/4 circles.
7. The pulp monitoring device according to any of claims 1-6, characterized in that the second connection hole (6) is rectangular.
8. The pulp monitoring device according to any of claims 1-6, characterized in that the first connection hole and the second connection hole (6) are in the same plane in the axial direction of the connection pipe (3).
9. The pulp monitoring device according to any one of claims 1-6, characterized in that the consistency detecting member (2) is an electro-optical consistency monitoring sensor.
10. The pulp monitoring device according to any one of claims 1-6, characterized in that the flow detecting member (1) is a radar wave monitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121701548.0U CN215538683U (en) | 2021-07-23 | 2021-07-23 | Ore pulp monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121701548.0U CN215538683U (en) | 2021-07-23 | 2021-07-23 | Ore pulp monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215538683U true CN215538683U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121701548.0U Active CN215538683U (en) | 2021-07-23 | 2021-07-23 | Ore pulp monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215538683U (en) |
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2021
- 2021-07-23 CN CN202121701548.0U patent/CN215538683U/en active Active
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