Concentration meter

Abstract

The utility model relates to the technical field of concentration meters, in particular to a concentration meter which comprises a frame, a weighing barrel, a sampler, a control cabinet and a touch screen, electrical equipment is arranged in the frame and electrically connected with the control cabinet, a pipeline is connected to an inlet of the sampler, the pipeline on the sampler is connected with a production process, and the touch screen is connected with the weighing barrel. The upper portion of the weighing barrel is cylindrical, the lower portion of the weighing barrel is conical, an electromagnetic valve is installed at the cone bottom, a water level gauge is arranged above the weighing barrel, three weighing sensors are evenly installed on the frame at equal intervals, and the lower edge of the cylindrical portion of the weighing barrel makes contact with the three weighing sensors. The three weighing sensors are all high-precision bridge type weighing sensors, the three weighing sensors are distributed on the edge of the weighing barrel, every two weighing sensors are spaced, a return groove is formed in the frame, and through logic control of the control cabinet, cyclic and uninterrupted measurement is achieved, and the real-time concentration value of slurry in the production process is obtained.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of concentration meter, especially a concentration meter. BACKGROUND

[0002] The concentration and density of medium such as slurry and mixed liquid of mining and chemical enterprises are usually detected, and the data of concentration and density affect the stable operation of process flow and the quality and qualification rate of final product.

[0003] The commonly used liquid concentration measurement technology uses radioactive elements to measure or uses ultrasonic instrument to measure, the former not only causes serious pollution to environment and produces radiation injury to surrounding maintenance workers, and the latter uses expensive and precise equipment, and the measurement data error is big, and the maintenance workload is big. UTILITARIAN CONTENT

[0004] In view of the deficiency of prior art, the utility model provides a concentration meter, and the technical problem of the prior art that the existing equipment causes serious pollution to environment and produces radiation injury to surrounding maintenance workers, the latter uses expensive and precise equipment, and the measurement data error is big, and the maintenance workload is big is solved.

[0005] To realize above-mentioned purpose, the utility model passes through following technical scheme to realize: a concentration meter, including frame, weighing bucket, sampler, control cabinet and touch screen, the inside of frame is provided with electrical equipment, electrical equipment is connected with control cabinet electrically, the inlet of sampler is connected with pipeline, the sampler is installed with pinch valve, the upper part of weighing bucket is cylindrical, the lower part is conical, the bottom of cone is installed with electromagnetic valve, and the water level meter is arranged on the upper side of weighing bucket;

[0006] Among them, three weighing sensors are evenly and equidistantly installed on the frame, the lower edge of the cylindrical part of the weighing bucket is in contact with the three weighing sensors, the three weighing sensors are all high-precision bridge-type weighing sensors, the three weighing sensors are distributed on the edge of the weighing bucket, and are separated by a degree from each other, a return groove is installed in the inside of the frame, and a flange is installed on the side wall of the return groove.

[0007] Preferably, the inlet diameter of the sampler is 100mm, and the outlet diameter is 70mm.

[0008] Preferably, the upper cylindrical body of the weighing bucket is 250mm in diameter and 200mm in height, and the lower conical part is 200mm in height.

[0009] Preferably, the connecting part between the cylindrical part of the upper part and the conical part of the lower part of the weighing bucket is provided with a disc for bearing the weighing sensor.

[0010] Preferably, the flange of the side wall of the return groove is DN100 in diameter, and the bottom of the return groove is inclined.

[0011] Preferably, the control cabinet comprises a touch screen and an internal signal acquisition computing circuit board.

[0012] The utility model has the advantages of:

[0013] First, the concentration meter has simple structure, easy to fix and install, and convenient replacement and maintenance of each component.

[0014] Second, the concentration meter uses high-precision bridge-type weighing sensors, accumulates the weight using three sensors, and can accurately obtain the measured medium concentration and density data through zero-point calibration and deviation correction.

[0015] Third, the concentration meter has no environmental pollution problem, meets the current mine environmental protection requirements, is low in price, and can meet the quality detection of intermediate products and final products in various production lines. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and can be implemented according to the content of the specification, the following will be described in detail with the preferred embodiment of the utility model and the accompanying drawings.

[0017] Figure 1 It is a perspective view of the utility model.

[0018] Legend: 1, frame; 2, weighing barrel; 3, sampler; 4, return groove; 5, weighing sensor; 6, control cabinet; 7, touch screen; 8, pinch valve; 9, electromagnetic valve; 10, water level meter. DETAILED DESCRIPTION

[0019] The embodiment of the application provides a concentration meter, which effectively solves the problem that the existing equipment causes serious environmental pollution and radiation damage to surrounding maintenance workers, the equipment used by the latter is precise and expensive, the measurement data error is large, and the maintenance workload is large, the concentration meter has simple structure, is easy to fix and install, and is convenient for replacement and maintenance of each component, the concentration meter uses high-precision bridge-type weighing sensors, accumulates the weight using three sensors, and can accurately obtain the measured medium concentration and density data through zero-point calibration and deviation correction. EMBODIMENT

[0020] For example, Figure 1As shown, the technical scheme in the embodiment of the application effectively solves the technical problems that the existing equipment causes serious pollution to the environment and harms the surrounding maintenance workers, the equipment used by the latter is precise and expensive, the measurement data error is large, and the maintenance workload is large, and the overall idea is as follows: a concentration meter, comprising a frame 1, a weighing barrel 2, a sampler 3, a control cabinet 6 and a touch screen 7, the frame 1 is internally provided with electrical equipment, the electrical equipment is electrically connected with the control cabinet 6, a pipeline is connected at the inlet of the sampler 3, the pipeline on the sampler 3 is connected with a production process, a clamp valve 8 is installed on the sampler 3, the upper part of the weighing barrel 2 is cylindrical, the lower part is conical, an electromagnetic valve 9 is installed at the bottom of the cone, a water level meter 10 is arranged above the weighing barrel 2, three weighing sensors 5 are uniformly and equidistantly installed on the frame 1, the lower edge of the cylindrical part of the weighing barrel 2 is in contact with the three weighing sensors 5, the three weighing sensors 5 are all high-precision bridge-type weighing sensors, the three weighing sensors 5 are distributed at the edges of the weighing barrel 2 and are separated from each other by 120 degrees, a return groove 4 is installed inside the frame 1, a flange plate is installed on the side wall of the return groove 4, a pipeline is connected with the production process through the flange plate, the inlet diameter of the sampler 3 is 100mm, the outlet diameter is 70mm, the diameter of the upper cylindrical body of the weighing barrel 2 is 250mm, the height is 200mm, the height of the lower conical part is 200mm, a disc is arranged at the connecting part between the cylindrical part of the upper part and the conical part of the lower part of the weighing barrel 2 for bearing the weighing sensor 5, the diameter of the flange plate on the side wall of the return groove 4 is DN100, the bottom of the return groove 4 is inclined to facilitate the flow of liquid samples, the control cabinet 6 comprises a touch screen 7 and an internal signal acquisition and calculation circuit board, the touch screen 7 is used for parameter input and output display of concentration measurement signals, the slurry in the production process passes through the pipeline, enters the weighing barrel 2, when the slurry in the weighing barrel 2 reaches the water level meter 10, the clamp valve 8 on the sampler 3 is closed to cut off the sample flow, the weighing sensor 5 bears the sum of the weight of the weighing barrel 2 and the slurry, and is converted into an electric signal which is collected by the signal acquisition board in the control cabinet 6, and the concentration value of the slurry at this time is obtained through calculation by using parameters such as the weight of the empty barrel and the weight of the same volume of water, when the measurement is completed, the electromagnetic valve 9 acts, the slurry in the weighing barrel 2 is discharged into the return groove 4 at the bottom, the slurry returns to the production process through the return groove 4, and the real-time concentration value of the slurry in the production process is obtained through the logical control of the control cabinet 6.

[0021] In view of the problems in the prior art, the concentration meter is simple in structure, easy to fix and install, convenient to replace and maintain, and can accurately obtain the concentration and density data of the measured medium by using the high-precision bridge-type weighing sensor, using three sensors to accumulate the weight, and zero-point calibration and deviation correction.

[0022] Working principle:

[0023] First, the slurry in the production process passes through the pipeline, enters the weighing tank 2 through the weighing tank 2, when the slurry in the weighing tank 2 reaches the water level gauge 10, the clamp valve 8 on the sampler 3 is closed to cut off the sample flow, the weighing sensor 5 is weighed by the sum of the weighing tank 2 and the weight of the slurry, and is converted into an electric signal which is collected by the signal collection board in the control cabinet 6, and participates in the calculation through parameters such as the empty tank weight and the weight of the same volume of water, to obtain the slurry concentration value at this time;

[0024] Second, after the measurement is completed, the electromagnetic valve 9 is actuated, the slurry in the weighing tank 2 is discharged into the return groove 4 at the bottom, the slurry is returned to the production process through the return groove 4, and through the logical control of the control cabinet 6, the real-time concentration value of the slurry in the production process is obtained through the continuous measurement.

[0025] Finally, it should be pointed out that: obviously, the above embodiments are only examples for clearly illustrating the utility model, and are not limited to the implementation mode. For ordinary skilled persons in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to enumerate all the implementation modes. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A concentration meter, comprising a frame (1), a weighing tank (2), a sampler (3), a control cabinet (6), and a touch screen (7), characterized in that, The frame (1) is equipped with electrical equipment, which is electrically connected to the control cabinet (6). The inlet of the sampler (3) is connected to a pipe, and a clamp valve (8) is installed on the sampler (3). The upper part of the weighing bucket (2) is cylindrical, and the lower part is conical. A solenoid valve (9) is installed at the bottom of the cone. A water level gauge (10) is installed above the weighing bucket (2). Among them, three weighing sensors (5) are evenly and equidistantly installed on the frame (1). The lower edge of the cylindrical part of the weighing barrel (2) is in contact with the three weighing sensors (5). All three weighing sensors (5) are high-precision bridge weighing sensors. The three weighing sensors (5) are distributed on the edge of the weighing barrel (2) and are spaced apart by (120) degrees. A return groove (4) is installed inside the frame (1), and a flange is installed on the side wall of the return groove (4).

2. A concentration meter as described in claim 1, characterized in that, The sampler (3) has an inlet diameter of 100 mm and an outlet diameter of 70 mm.

3. A concentration meter as described in claim 1, characterized in that, The weighing bucket (2) has an upper cylindrical body with a diameter of 250mm and a height of 200mm, and a lower conical body with a height of 200mm.

4. A concentration meter as described in claim 3, characterized in that, The cylindrical part of the upper part and the conical part of the lower part of the weighing barrel (2) are connected by a disc, which is used to support the weighing sensor (5).

5. A concentration meter as described in claim 1, characterized in that, The flange diameter of the side wall of the return groove (4) is DN100, and the bottom of the return groove (4) is inclined.

6. A concentration meter as described in claim 1, characterized in that, The control cabinet (6) includes a touch screen (7) and an internal signal acquisition and calculation circuit board.

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