White carbon black pulping tank with full-state pulping and automatic sampling device

Abstract

The utility model relates to a white carbon black pulping tank with a full-state pulping and automatic sampling device, which comprises a tank body, a stirrer is mounted in the center of an inner cavity of the tank body, and a plurality of ultrasonic vibrators are mounted on one side wall of the tank body at intervals from top to bottom. The plurality of ultrasonic vibrators are electrically connected in parallel and are connected with an ultrasonic generator mounted beside the tank body, and the other side wall of the tank body is vertically provided with a full-state automatic sampling device which extends into the bottom of the tank body and is used for realizing upper-layer, middle-layer and lower-layer sampling. The pulping tank is favorable for increasing full-state oscillation crushing and depolymerization on a micro-agglomerated molecule level of white carbon black slurry, and can extract a full-state sample for an analysis test.

Description

Technical Field

[0001] The utility model relates to a white carbon black beating tank with a full-state beating and automatic sampling device. Background Art

[0002] In the field of producing white carbon black by the precipitation method, it is necessary to beat the solid filter cake from the pressure filtration and washing process into a liquid slurry in a flowing state, so as to facilitate subsequent spray drying and pulverization.

[0003] However, at present, most of the white carbon black slurry beating equipment are beating tanks, beating tanks and other equipment with various paddle blades or spiral blades, which can only beat in a single form of rotary cutting and stirring. Moreover, for sampling and analysis of the beating state, only the slurry samples on a certain layer in the beating equipment can be taken, and the representativeness of the samples is poor. If an invention can increase the full-state oscillation breaking and depolymerization at the microscopic agglomerated molecule level of the white carbon black slurry, and can automatically extract the full-state samples from the upper, middle and lower layers of the beating equipment for analysis and testing, it has important significance for producing high-quality white carbon black products. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a white carbon black beating tank with a full-state beating and automatic sampling device, which helps to increase the full-state oscillation breaking and depolymerization at the microscopic agglomerated molecule level of the white carbon black slurry, and can extract full-state samples for analysis and testing.

[0005] The technical solution of the utility model is as follows: a white carbon black beating tank with a full-state beating and automatic sampling device, including a tank body, a stirrer is installed in the center of the inner cavity of the tank body, several ultrasonic vibrators are installed at intervals from top to bottom on one side wall of the tank body, the several ultrasonic vibrators are electrically connected in parallel and are connected to an ultrasonic generator installed beside the tank body, and a full-state automatic sampling device for realizing sampling of the upper, middle and lower layers is vertically arranged on the other side wall of the tank body and extends into the bottom of the tank body.

[0006] Further, a feed inlet is arranged on one side of the top of the tank body, and a movable cover plate is arranged on the feed inlet.

[0007] Further, a three-way pipe is installed at the bottom of the tank body, an out-slurry solenoid valve and an out-pump are installed on one side pipe of the three-way pipe, and a cleaning solenoid valve and a cleaning pump are installed on the other side pipe of the three-way pipe.

[0008] Further, the tank body is made of stainless steel and is in the shape of a vertical cylinder with an elliptical head at the bottom.

[0009] Further, the full-state automatic sampling device includes an upper syringe barrel, a middle syringe barrel, and a lower syringe barrel that are connected in sequence from top to bottom. Piston columns that are synchronously lifted and lowered by a driving mechanism are provided in the upper syringe barrel, the middle syringe barrel, and the lower syringe barrel. The upper syringe barrel, the middle syringe barrel, and the lower syringe barrel are all provided with a sampling tube and a sample outlet tube that penetrates the tank body.

[0010] Further, sampling solenoid valves are installed on the sampling tubes, and sample outlet solenoid valves are provided on the sample outlet tubes and are connected to an online particle size detector through pipelines.

[0011] Further, the driving mechanism includes a driver installed at the top of the tank body. Connecting rods are vertically fixed to the upper ends of the piston columns. The upper end of the connecting rod located in the lower syringe barrel penetrates into the middle syringe barrel and is connected to the piston column in the middle syringe barrel. The upper end of the connecting rod located in the middle syringe barrel penetrates into the upper syringe barrel and is connected to the piston rod box in the upper syringe barrel. The connecting rod located in the upper syringe barrel has a rack that penetrates the upper syringe barrel and the tank body, and the rack cooperates with the driver.

[0012] Further, dynamic seals are provided between the connecting rod located in the lower syringe barrel and the middle syringe barrel, and between the connecting rod located in the middle syringe barrel and the upper syringe barrel.

[0013] Further, the sampling tube of the lower syringe barrel is provided at the bottom of the lower syringe barrel, the sampling tube of the middle syringe barrel is provided on the lower side wall of the middle syringe barrel, and the sampling tube of the upper syringe barrel is provided on the lower side wall of the upper syringe barrel.

[0014] Compared with the prior art, the present utility model has the following advantages:

[0015] 1. By inlaying and installing a number of uniformly distributed ultrasonic vibrators on the inner wall of the beating tank, the ultrasonic vibrators are electrically connected in parallel to an ultrasonic generator near the beating tank. The high-intensity ultrasonic waves generated by the ultrasonic generator perform strong molecular oscillation on the pulp in the beating tank through the ultrasonic vibrators. Combined with the stirrer, while efficiently beating the silica cake into a slurry state, it effectively depolymerizes the agglomerated part in the silica slurry, realizes full-state beating, and increases the full-state oscillation and fragmentation and depolymerization of the silica slurry at the microscopic agglomerated molecular level.

[0016] 2. Through the full-state automatic sampling device for the silica slurry in the upper, middle, and lower layers inside the beating tank, it can automatically extract full-state samples from the upper, middle, and lower layers of the beating equipment for analysis and testing. It can accurately take representative samples for test analysis, greatly improve the beating efficiency of the silica solid cake and the quality of the beaten slurry, and further comprehensively understand the state of the silica slurry in the upper, middle, and lower layers of the beating tank, ensuring the uniform and stable quality of the slurry, providing a solid guarantee for producing high-quality silica products, and having important significance. Brief Description of the Drawings

[0017] Figure 1 FIG. is a state diagram of the beater tank of the present utility model for feeding solid filter cake and stirring with the stirring blade;

[0018] Figure 2 FIG. is a state diagram of the beater paddle of the beater tank of the present utility model for beating the filter cake into a slurry liquid;

[0019] Figure 3 FIG. is a working diagram of the silica white beater tank of the present utility model;

[0020] Figure 4 FIG. is a schematic structural diagram of the full-state automatic sampling device of the present utility model;

[0021] Figure 5 FIG. is a working process diagram of the full-state automatic sampling device of the present utility model;

[0022] Figure 6 FIG. is a schematic diagram of the electrical connection between the ultrasonic generator and the ultrasonic vibrator of the present utility model and the emission of ultrasonic waves;

[0023] Figure 7 FIG. is a block diagram of the control principle of the control module of the present utility model;

[0024] In the figures: 1 - movable cover plate; 2 - tank body; 3 - ultrasonic vibrator; 4 - stirrer; 5 - driver; 6 - full-state automatic sampling device; 7 - slurry outlet solenoid valve; 8 - cleaning solenoid valve; 9 - silica white slurry; 10 - ultrasonic wave; 11 - upper connecting rod; 12 - upper syringe; 13 - upper piston rod; 14 - upper sampling inlet solenoid valve; 15 - upper sampling outlet solenoid valve; 16 - middle connecting rod; 17 - middle syringe; 18 - middle piston rod; 19 - middle sampling inlet solenoid valve; 20 - middle sampling outlet solenoid valve; 21 - lower connecting rod; 22 - lower syringe; 23 - lower piston rod; 24 - lower sampling inlet solenoid valve; 25 - lower sampling outlet solenoid valve; 26 - ultrasonic generator; 27 - slurry pump; 28 - cleaning pump. Detailed Embodiments

[0025] To make the above features and advantages of the present utility model more understandable, the following specific embodiments are given in conjunction with the accompanying drawings and described in detail as follows, but the present utility model is not limited thereto.

[0026] Reference Figures 1 to 7

[0027] A silica fume slurry tank with a full-state pulping and automatic sampling device, including a tank body 2. A stirrer 4 is installed in the center of the inner cavity of the tank body. On one side wall of the inner cavity of the tank body, several ultrasonic vibrators 3 are installed at intervals from top to bottom. These several ultrasonic vibrators are electrically connected in parallel and are connected to an ultrasonic generator 26 installed beside the tank body. The high-intensity ultrasonic waves generated by the ultrasonic generator perform strong molecular oscillation on the slurry in the tank through the ultrasonic vibrators. Combined with the stirrer, while efficiently beating the silica fume filter cake into a flowable slurry state, it effectively depolymerizes the agglomerated part in the silica fume slurry. On the other side wall of the inner cavity of the tank body, a full-state automatic sampling device 6 is vertically arranged and extends into the bottom of the tank body to realize sampling of the upper, middle, and lower layers.

[0028] In this embodiment, the tank body is made of high-quality stainless steel and is in the shape of a vertical cylinder with an elliptical head at the bottom.

[0029] In this embodiment, a feed port is arranged along one side at the top of the tank body, and a movable cover plate 1 is arranged on the feed port. When feeding the filter cake, the movable cover plate is opened, and after feeding, it is covered.

[0030] In this embodiment, a three-way pipe is installed at the bottom of the tank body. On one side pipe of the three-way pipe, a slurry outlet solenoid valve 7 and a slurry pump 27 are installed. The slurry pump is used to pump the qualified slurried material in the tank to the next drying and pulverizing process. On the other side pipe of the three-way pipe, a cleaning solenoid valve 8 and a cleaning pump 28 are installed. The cleaning pump is used to pump the cleaning water for cleaning the tank body to the wastewater treatment pool.

[0031] In this embodiment, the full-state automatic sampling device includes an upper needle cylinder 12, a middle needle cylinder 17, and a lower needle cylinder 22 that are connected in series from top to bottom. An upper piston rod 13 is arranged in the upper needle cylinder, a middle piston rod 18 is arranged in the middle needle cylinder, and a lower piston rod 23 is arranged in the lower needle cylinder. The upper piston rod 13, the middle piston rod 18, and the lower piston rod 23 are driven by a driving mechanism to realize synchronous lifting and lowering. The upper needle cylinder, the middle needle cylinder, and the lower needle cylinder are all provided with a sampling pipe and a sampling outlet pipe passing through the tank body. An upper sampling solenoid valve 14 is installed on the sampling pipe of the upper needle cylinder, a middle sampling solenoid valve 19 is installed on the sampling pipe of the middle needle cylinder, and a lower sampling solenoid valve 24 is installed on the sampling pipe of the lower needle cylinder. An upper sampling outlet solenoid valve 15 is installed on the sampling outlet pipe of the upper needle cylinder, a middle sampling outlet solenoid valve 20 is installed on the sampling outlet pipe of the middle needle cylinder, and a lower sampling outlet solenoid valve 25 is installed on the sampling outlet pipe of the lower needle cylinder. The upper sampling outlet solenoid valve 15, the middle sampling outlet solenoid valve 20, and the lower sampling outlet solenoid valve 25 are all connected to the online slurry particle size analyzers of the upper, middle, and lower layers respectively installed beside the tank body through pipelines.

[0032] Through the full-state automatic sampling device, it is possible to simultaneously and automatically sample the upper, middle, and lower layers of the slurry in the tank body, and separately press them to the on-line slurry particle size analyzers for the upper, middle, and lower layers installed beside the tank body for test analysis. In this way, it is possible to comprehensively and completely understand the full-state pulping conditions of the silica slurry in the upper, middle, and lower layers of the entire beating tank, avoid uneven pulping in each layer, and ensure the uniform and stable quality of the overall slurry in the beating tank. This equipment that uses strong ultrasonic depolymerization combined with a stirrer for pulping is called a full-state beating tank, its pulping method is called the full-state pulping method, and its sampling method is sampling by a full-state automatic sampling device.

[0033] In this embodiment, the driving mechanism includes a driver 5 installed on the top of the tank body. The upper ends of the upper piston columns are vertically fixed with upper connecting rods 11, the upper ends of the middle piston columns are vertically fixed with middle connecting rods 16, and the upper ends of the lower piston columns are vertically fixed with lower connecting rods 21. The upper ends of the lower connecting rods penetrate into the middle syringe barrel and are connected to the piston column inside the middle syringe barrel. The upper ends of the middle connecting rods penetrate into the upper syringe barrel and are connected to the piston rod box inside the upper syringe barrel. The upper connecting rod is longer and has a rack that penetrates the upper syringe barrel and the tank body. The rack cooperates with the driver, and the driver is composed of a motor and a gear installed on the motor. The gear meshes with the rack.

[0034] In this embodiment, the middle connecting rod and the lower connecting rod are both smooth rods, and the section of the upper connecting rod located inside the upper syringe barrel is a smooth rod part.

[0035] In this embodiment, sealing rings are provided between the connecting rod located inside the lower syringe barrel and the middle syringe barrel, and between the connecting rod located inside the middle syringe barrel and the upper syringe barrel, so as to form a dynamic seal during lifting and ensure the sealing effect during movement. The forward and reverse rotation of the motor-driven gear drives the rack of the upper connecting rod to move up and down reciprocally, and then through the middle connecting rod and the lower connecting rod, the upper, middle, and lower piston columns are pulled or pushed back to perform dynamic seal reciprocating movements inside their respective upper, middle, and lower syringe barrels.

[0036] In this embodiment, a lower layer sampling electromagnetic valve is installed at the center of the bottom of the lower syringe barrel, which is used to open when the piston column rises to take the slurry sample from the lower layer of the beating tank under negative pressure, and close after sampling. At the same time, the piston column stops rising. A lower layer sampling tube that penetrates the side wall of the beating tank is installed on one side of the lower part of the lower syringe barrel near the tank wall. A lower layer sampling electromagnetic valve is installed on the lower layer sampling tube outside the beating tank, and the other side of the lower layer sampling electromagnetic valve is connected to a lower layer on-line particle size detector. By opening the lower layer sampling electromagnetic valve and starting the driving motor to drive the connecting rod to push the piston column downward, the slurry sample in the lower syringe barrel is pressed out through the lower layer sampling electromagnetic valve to the lower layer on-line particle size detector installed near the beating tank for detection.

[0037] In this embodiment, a middle-layer sampling electromagnetic valve is installed on the side wall of the lower part of the middle-section syringe facing the center of the beating tank. It is used to open when the piston rod rises to take a negative-pressure sample of the pulp in the middle layer of the beating tank, and close after sampling. At the same time, the piston rod stops rising. A lower-layer sample outlet pipe penetrating the side wall of the beating tank is installed on the side of the lower part of the middle-section syringe close to the tank wall. A middle-layer sample outlet electromagnetic valve is installed on the middle-layer sample outlet pipe outside the beating tank. The other side of the middle-layer sample outlet electromagnetic valve is connected to a middle-layer online particle size detector. By opening the middle-layer sample outlet electromagnetic valve and starting the drive motor to drive the connecting rod to push the piston rod downward, the pulp sample in the middle-section syringe is pressed out through the middle-layer sample outlet electromagnetic valve to the middle-layer online particle size detector installed near the beating tank for detection.

[0038] In this embodiment, an upper-layer sampling electromagnetic valve is installed on the side wall of the lower part of the upper-section syringe facing the center of the beating tank. It is used to open when the piston rod rises to take a negative-pressure sample of the pulp in the upper layer of the beating tank, and close after sampling. At the same time, the piston rod stops rising. An upper-layer sample outlet pipe penetrating the side wall of the beating tank is installed on the side of the lower part of the upper-section syringe close to the tank wall. A upper-layer sample outlet electromagnetic valve is installed on the upper-layer sample outlet pipe outside the beating tank. The other side of the upper-layer sample outlet electromagnetic valve is connected to a upper-layer online particle size detector. By opening the upper-layer sample outlet electromagnetic valve and starting the drive motor to drive the connecting rod to push the piston rod downward, the pulp sample in the upper-section syringe is pressed out through the upper-layer sample outlet electromagnetic valve to the upper-layer online particle size detector installed near the beating tank for detection; above, the upper, middle, and lower-section sampling syringes simultaneously extract samples or press out samples.

[0039] In this embodiment, the upper-section syringe, middle-section syringe, lower-section syringe, upper piston rod, middle piston rod, lower piston rod, and the connecting rods of each section are all made of high-quality PTFE materials. The inner walls of each section of the syringe are processed into smooth mirror surfaces to facilitate the formation of a dynamic seal between the piston rod and the syringe. The piston rod is connected and fixed by the connecting rod. When making a dynamic seal up and down movement in the syringe, it makes the cavity in the syringe form negative pressure or positive pressure, so as to achieve the purpose of negative-pressure sampling and positive-pressure sample pressing.

[0040] In this embodiment, a control module is also provided. The control module is pre-programmed with an operation program for automatic control with full-state beating and full-state automatic sampling. The input end of the control module is electrically connected to the upper-layer online particle size detector, middle-layer online particle size detector, and lower-layer online particle size detector. The output end of the control module is respectively electrically connected to the input ends of the upper-layer sampling electromagnetic valve, upper-layer sample outlet electromagnetic valve, middle-layer sampling electromagnetic valve, middle-layer sample outlet electromagnetic valve, lower-layer sampling electromagnetic valve, lower-layer sample outlet electromagnetic valve, motor, ultrasonic generator, stirrer, cleaning electromagnetic valve, cleaning pump, pulp outlet electromagnetic valve, pulp outlet pump, etc.

[0041] If the present utility model discloses or involves components or structural members that are fixedly connected to each other, then, unless otherwise stated, the fixed connection can be understood as: a detachable fixed connection (for example, using bolts or screws), or can also be understood as: a non-detachable fixed connection (for example, riveting, welding). Of course, the mutual fixed connection can also be replaced by an integral structure (for example, manufactured by integral forming using a casting process) (except where it is obviously impossible to use the integral forming process).

[0042] In addition, unless otherwise stated, the terms used to represent positional relationships or shapes in any of the technical solutions disclosed in the present utility model described above include states or shapes that are approximate, similar, or close thereto.

[0043] Any component provided by the present utility model can either be assembled from a plurality of individual components or be a single component manufactured by an integral forming process.

[0044] The above description is only a preferred embodiment of the present utility model. All equivalent changes and modifications made in accordance with the scope of the patent application of the present utility model shall fall within the scope of the present utility model.

Claims

1. A white carbon black beating tank with full-state beating and automatic sampling device, comprising a tank body, characterized in that: An agitator is installed in the center of the inner cavity of the tank body, and a plurality of ultrasonic vibrators are installed at intervals from top to bottom on one side wall of the tank body. The plurality of ultrasonic vibrators are electrically connected in parallel and connected to an ultrasonic generator installed on the side of the tank body. A full-state automatic sampling device extending into the bottom of the tank body for realizing upper, middle and lower layer sampling is vertically arranged on the other side wall of the tank body.

2. The white carbon black beating tank with full-state beating and automatic sampling device according to claim 1, characterized in that: A feed inlet is arranged on one side of the top of the tank body, and a movable cover plate is arranged on the feed inlet.

3. The white carbon black beating tank with full-state beating and automatic sampling device according to claim 1, characterized in that: A three-way pipe is installed at the bottom of the tank body, a slurry discharge solenoid valve and a slurry discharge pump are installed on one side of the three-way pipe, and a cleaning solenoid valve and a cleaning pump are installed on the other side of the three-way pipe.

4. The white carbon black beating tank with full-state beating and automatic sampling device according to claim 1, characterized in that: The tank body is made of stainless steel and has a vertical cylindrical shape with an elliptical end at the bottom.

5. The white carbon black beating tank with full-state beating and automatic sampling device according to claim 1, characterized in that: The full-state automatic sampling device comprises an upper syringe, a middle syringe and a lower syringe which are sequentially connected from top to bottom, wherein the upper syringe, the middle syringe and the lower syringe are each provided with a piston column which is driven by a driving mechanism to achieve synchronous lifting and lowering, and the upper syringe, the middle syringe and the lower syringe are each provided with a sample inlet tube and a sample outlet tube which passes through the tank body.

6. The white carbon black beating tank with full-state beating and automatic sampling device according to claim 5, characterized in that: The sample inlet tubes are all equipped with sample inlet solenoid valves, and the sample outlet tubes are all equipped with sample outlet solenoid valves and are connected to the online particle size detector via pipelines.

7. The white carbon black beating tank with full-state beating and automatic sampling device according to claim 5, characterized in that: The driving mechanism includes a driver installed on the top of the tank body, and a connecting rod is vertically fixed to the upper end of the piston column. The upper end of the connecting rod located in the lower syringe penetrates into the middle syringe and is connected to the piston column in the middle syringe. The upper end of the connecting rod located in the middle syringe penetrates into the upper syringe and is connected to the piston rod box in the upper syringe. The connecting rod located in the upper syringe has a rack that passes through the upper syringe and the tank body, and the rack cooperates with the driver.

8. The white carbon black beating tank with full-state beating and automatic sampling device according to claim 7, characterized in that: Dynamic seals are arranged between the connecting rod in the lower syringe and the middle syringe, and between the connecting rod in the middle syringe and the upper syringe.

9. The white carbon black beating tank with full-state beating and automatic sampling device according to claim 5, characterized in that: The injection tube of the lower syringe is arranged at the bottom of the lower syringe, the injection tube of the middle syringe is arranged on a side wall of the lower end of the middle syringe, and the injection tube of the upper syringe is arranged on a side wall of the lower end of the upper syringe.

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