CN112026010A - Installation and pulping method of a modular pulping and filling station - Google Patents

Abstract

The invention provides an installation and pulping method of a modularized pulping filling station, relates to the technical field of overall arrangement of equipment for manufacturing a mixture, and solves the technical problems of complex transition process, large occupied area and insufficient proportioning precision of a pulping station. The pulping and filling station consists of a quantitative feeding module, a stirring pulping module, a filling pipeline module and an electric control system, the installation process of the pulping and filling station is simplified, particularly, the powder bin and the rotor scale are fixedly installed, the stirring pulping module can be integrally and conveniently installed below the quantitative feeding module, and the filling pipeline module and the electric control system can be arranged on the ground; the pulping filling station can also be provided with a plurality of quantitative feeding modules to finish the proportioning pulping of the mixed materials. The pulping proportioning precision of the filling station is improved, automatic continuous pulping can be realized, and the material and the pulp flow along the vertical direction, so the failure rate is low. In addition, the method also has the advantages of convenient transition of the filling station, stable pulping precision, small maintenance amount and the like.

Description

Installation and pulping method of a modular pulping and filling station

technical field

The invention relates to the technical field of the general arrangement of equipment for manufacturing mixed materials, in particular to the installation and pulping method of a modular pulping and filling station.

Background technique

With the development of filling technology, new requirements are put forward for the pulping continuity, pulping capacity, pulping ratio accuracy and operability of the pulping and filling station. The existing integrated pulping station or high-efficiency pulping machine is a change from the traditional concrete batching station, which covers a large area and has many unnecessary supporting platforms and brackets, which greatly increases the civil construction investment and cost. maintenance costs. In addition, there are also uneven material ratios and unstable slurry quality. For mine filling, grouting and waterproofing, etc., which require high slurry requirements, there are many hidden dangers caused by material ratio errors.

The powder in the traditional concrete batching station (such as cement, fly ash, glue solid powder, etc.) mostly follows the measurement method of the screw scale or the bucket measurement method; This structure covers a large area and needs to be supported by a larger platform; at the same time, because the screw feeding opening is small, it is easy to cause poor feeding at the batching station, and it is necessary to manually tap the powder storage. The bottom of the warehouse or the air cannons, rapping motors and other means are used to prevent clogging, and the measurement accuracy is difficult to guarantee within 3%. The bucket metering method uses a screw conveyor to feed the material, and the hanging metering bucket intermittently measures the material. In addition, with the change of pulping requirements, the pulping and filling station often needs to be transferred. During the transfer process, more support platforms and brackets take up more time for disassembly and assembly, and the metering equipment is difficult to maintain during the disassembly and assembly process. original precision. To this end, further improvements are made to the installation of the existing pulping and filling station and the pulping method.

SUMMARY OF THE INVENTION

In order to solve the technical problems of complex transition process, large floor space and insufficient proportioning precision of the pulping station, the present invention provides an installation and pulping method of a modular pulping and filling station. The specific technical scheme is as follows.

An installation method for a modular pulping and filling station, the steps comprising:

Step 1. Install the pipeline filling module and bracket, and install the stirring and pulping module above the bracket;

Step 2. Assemble the quantitative feeding module, and fix the rotor scale under the powder silo. Specifically, the feeder of the rotor scale is fixedly connected to the outlet of the powder silo through a sealed gate valve, and the annular metering balance of the rotor scale is connected to the powder silo. The outriggers of the silo are fixedly connected;

Step 3. Install the annular weighing balance and bracket part of the dosing module first, and then install the upper half of the powder silo;

Step 4. A material level gauge and a dust collector are arranged on the top of the powder silo, and a pressure transmitter, a flow meter and a concentration meter are arranged on the filling pipeline of the filling pipeline module;

Step 5. Install the electronic control system, the material level gauge and the dust collector are respectively connected with the electronic control system, and the pressure transmitter, flowmeter and concentration meter are respectively connected with the electronic control system;

Step 6. After the installation of the modular pulping and filling station is completed, the quantitative feeding module, the stirring and pulping module and the filling pipeline module are debugged through the electronic control system to work together.

Preferably, there are multiple dosing modules, the rotor scale discharge ports of the multiple dosing modules are kept at the same height, and the dosing modules adjacent to the stirring and pulping modules are connected by a conveyor.

It is also preferred that the number of dosing modules is determined according to the type of materials required for pulping, and the larger the amount of pulping material is, the closer the dosing module is to the stirring and pulping module; the powder silo of each dosing module is The capacity of the upper part is determined according to the proportion of materials.

A pulping method for a modular pulping and filling station, using the above-mentioned installation method of the modular pulping and filling station to install a modular pulping and filling station, and the pulping steps include:

Step a. Determine the ratio of pulping materials, and the electronic control system controls the feeding of multiple dosing modules;

Step b. When feeding the quantitative feeding module, the sealed gate valve with the lower opening is opened, and the material falls from the powder silo to the rotary feeder of the rotor scale. After the balance measures the weight, the material falls into the strong mixing drum of the mixing and pulping module through the discharge port of the rotor scale, or the material is transported to the strong mixing drum through the conveyor;

Step c. The electric control system controls the operation of the strong mixing drum of the mixing pulping module, the liquid level in the strong mixing drum maintains a stable height, and the stirred slurry flows into the pipeline filling module under the action of its own weight;

Step d. The electronic control system controls the operation of the pipeline filling module, and transports the slurry along the filling pipeline, while the pressure transmitter, the flow meter and the concentration meter feed back the monitoring data to the electronic control system;

Step e. The electronic control system continuously adjusts the total amount of materials conveyed by the dosing module, the stirring efficiency of the stirring and pulping module, and the pipeline pressure of the pipeline filling module.

The beneficial effects of the installation and pulping method of a modular pulping and filling station provided by the present invention include:

(1) The pulping and filling station modularizes each part, especially the quantitative feeding module installs the rotor scale through the original support of the powder silo to complete the quantitative batching, and the modular integration facilitates the installation; the quantitative feeding module and The stirring and pulping modules can be directly installed and fixed, so as to facilitate the disassembly and assembly of the transfer field; the prepared slurry automatically enters the filling pipeline module under the action of self-gravity, which makes the overall structural combination more compact, and the electronic control system can uniformly control each pulping. module, so as to facilitate the realization of automatic control.

(2) The installation process of the pulping and filling station does not require additional support platforms, so the installation work is small and the maintenance cost is reduced. Multiple quantitative feeding modules can realize the ratio of various materials, and each silo is The configuration does not interfere with each other, and the conveying between the ingredients in each silo is completed by the conveyor, so as to ensure the accuracy; the quantitative feeding module is dismantled as a whole during the transition process, so as to maintain the original accuracy and avoid re-commissioning.

(3) The pulping method has the advantages of good continuity, strong pulping capacity, high accuracy of pulping ratio and good operability. The specific quality is also more stable; in addition, the overall automation of the filling station is higher, and the system maintenance is smaller.

Description of drawings

Figure 1 is a schematic structural diagram of a modular pulping and filling station;

Figure 2 is a schematic structural diagram of a dual-silo modular pulping and filling station;

Figure 3 is a schematic structural diagram of a three-silo modular pulping and filling station;

Figure 4 is a schematic structural diagram of a multi-silo modular pulping and filling station;

Figure 5 is a schematic diagram of a dosing module;

6 is a schematic diagram of a stirring and pulping module;

FIG. 7 is a schematic diagram of the partial structure of the filling pipeline module;

FIG. 8 is a schematic diagram of the partial structure of the electronic control system;

Figure 9 is a schematic diagram of the structure of the conveyor;

Fig. 10 is the control schematic diagram of the electric control system;

In the picture: 1- quantitative feeding module, 2- stirring and pulping module, 3- filling pipeline module, 4- electronic control system, 5- powder silo, 6- rotor scale, 7- rotor scale outlet, 8-bag, 9-outrigger, 10-strong mixing drum, 11-collecting hopper, 12-conveyor.

Detailed ways

With reference to FIGS. 1 to 10 , specific implementations of the installation and pulping method of a modular pulping and filling station provided by the present invention will be described.

Example 1

An installation method of a modular pulping and filling station, wherein the modular pulping and filling station is composed of a quantitative feeding module, a stirring pulping module, a filling pipeline module and an electric control system, which simplifies the structure of the pulping and filling station. The modules are integrated as a whole, and the quantitative feeding module is installed on the original support of the powder silo to complete the quantitative batching, and the modular integration facilitates the installation; the quantitative feeding module and the stirring and pulping module can be directly installed. It is fixed to facilitate the transition; the prepared slurry automatically enters the filling pipeline module under the action of self-gravity, making the overall structure combination more compact, and the electronic control system can control each pulping module uniformly, thus facilitating the realization of automatic control. The specific steps of installation include:

Step 1. Install the pipeline filling module and the bracket. The bracket can be used as a base support, and the stirring and pulping module is fixed above the bracket. The mixing drum pulping module can be integrated with the bracket as shown in Figure 6, so as to realize modular installation and disassembly.

Step 2. Assemble the quantitative feeding module, and fix the rotor scale under the powder silo. Specifically, the feeder of the rotor scale is fixedly connected to the outlet of the powder silo through a sealed gate valve, and the annular metering balance of the rotor scale is connected to the powder silo. The outriggers of the silo are fixedly connected.

When there are multiple dosing modules, the rotor scale discharge ports of the multiple dosing modules are kept at the same height, and the dosing modules adjacent to the stirring and pulping modules are adjacent to each other through the conveyor. The number of quantitative feeding modules is determined according to the type of materials required for pulping; the capacity of the upper half of the powder silo of each quantitative feeding module is determined according to the proportion of materials.

Step 3. Install the ring weighing balance and bracket part of the dosing module first, and then install the upper half of the powder silo. Among them, the ring-shaped measuring balance and the bracket are fixed together, and the rotor scale structure and this part can be fixedly connected together, so as to facilitate disassembly and assembly; the upper part of the powder silo is the silo body structure of the powder silo, and the silo body structure passes through The bolt flange is fixedly connected with the sealing gate valve and the rotary feeder.

Step 4. A material level gauge and a dust collector are arranged on the top of the powder silo, and a pressure transmitter, a flow meter and a concentration meter are arranged on the filling pipeline of the filling pipeline module.

Step 5. Install the electronic control system. The material level gauge and the dust collector are respectively connected to the electronic control system, and the pressure transmitter, the flow meter and the concentration meter are respectively connected to the electronic control system. Among them, the dust collector can drive the dust-laden gas into the dust chamber of the dust collector through the dust collection fan. After the air passes through the filter bag, it becomes clean and discharged by the dust collector fan, while the dust is blocked and adsorbed on the outer surface of the filter bag. The high-pressure gas is injected into the filter bag under the control of the pulse valve, and the dust is shaken off and entered into the collecting hopper. Pressure transmitters, flow meters and concentration meters can monitor the working status of the filling line.

Step 6. After the installation of the modular pulping and filling station is completed, the quantitative feeding module, the stirring and pulping module and the filling pipeline module are debugged through the electronic control system to work together.

After the installation is completed, a modular pulping and filling station is obtained, in which the dosing module includes a powder silo and a rotor scale. Among them, there can be more than 3 dosing modules, of which only 1 dosing module and stirring and pulping module are directly fixed Connected, the stirring and pulping module is also connected to the conveyor, and the conveyor transports the ingredients of other quantitative feeding modules to the feeding port, and is connected in series through the conveyor at least sequentially according to the amount of ingredients; specifically, the rotor scales of other quantitative feeding modules The outlet of the conveyor is connected to the inlet of the conveyor. Setting more than 2 quantitative feeding modules can realize the ratio of various materials. Each silo is configured separately without interfering with each other. The conveying between the ingredients in each silo is completed by the conveyor, so as to ensure the accuracy; during the transition process The dosing module is dismantled as a whole, so that the original accuracy can be maintained and re-commissioning can be avoided.

The powder silo can be a split and fixed structure with flange bolts. The height and volume of the powder silo can be adjusted accordingly. The rotor scale is fixedly installed under the powder silo. The feeder of the rotor scale is connected to the powder silo through the sealing gate valve. The outlet of the rotor scale is fixedly connected, and the annular metering balance of the rotor scale is fixedly connected with the legs of the powder silo. The stirring and pulping module is integrally installed below the quantitative feeding module. The outer bracket of the stirring and pulping module and the outrigger bracket of the powder silo can be directly fixedly connected. Pump. The drag pump pumps the slurry into the filling pipeline module, and the filling pipeline module is connected by the filling pipeline. The filling pipeline can include the ground filling pipeline and the underground filling pipeline, so as to be used for mine filling. The electronic control system can control the work of the quantitative feeding module, the stirring and pulping module, and the filling pipeline module, so as to realize the automatic control of the filling station.

The discharge port of the rotor scale corresponds to the feed port of the stirring and pulping module up and down, so as to facilitate the drop transfer. The strong mixing drum is a vertical drum for stirring, which is convenient for the entry of materials and the output of the slurry. The discharge of the strong mixing drum is completed by the self-weight of the slurry. Transmission; between the discharge port of the rotor scale and the feed port of the stirring and pulping module, a soft connection of the cloth bag can also be set, so as to ensure the material transportation and avoid dust. The discharge port of the powerful mixing drum is aligned with the collecting hopper of the drag pump, and the collecting hopper is in the shape of a bell mouth. A screen can also be set to prevent foreign matter from entering. The powerful mixing drum is fixed on the stirring bracket, which is convenient for disassembly and positioning.

The top of the powder silo is equipped with a material level meter and a dust collector. The material level meter monitors the material level of the powder silo in real time, so as to ensure timely feeding, and the pulping station can work continuously, thereby reducing the mixing loss of raw materials and reducing the production of raw materials. The mechanical consumption of pulp, pulp storage and conveying pulp can improve the utilization rate of machinery, thereby saving production costs and bringing obvious economic benefits. The dust collector can collect the dust in the upper part of the powder silo, thus avoiding dust pollution. The material level gauge and the dust collector are respectively connected with the electric control system, the electric system controls the opening and closing of the dust collector, and the material level gauge transmits the monitoring information to the electric control system. The filling pipeline module is provided with a pressure transmitter, a flowmeter and a concentration meter on the filling pipeline. The pressure transmitter, flowmeter and concentration meter are respectively connected with the electronic control system, so that the working state of the filling pipeline and the filling degree can be obtained. , to judge the filling effect. The electronic control system can be controlled by integrated PLC, which mainly monitors the material storage, conveying flow, and pipeline pressure in each link.

Example 2

A pulping method of a modular pulping and filling station, the installation method of the modular pulping and filling station described in Example 1, the modular pulping and filling station is installed, and the steps of pulping using the modular pulping and filling station include:

Step a. Determine the ratio of pulping materials, and the electronic control system controls the feeding of multiple dosing modules. Since the top of the powder silo is equipped with a material level meter, the total amount of materials in the powder silo can be monitored in real time and fed in time to ensure the continuity of pulping.

Step b. When feeding the quantitative feeding module, the sealed gate valve with the lower opening is opened, and the material falls from the powder silo to the rotary feeder of the rotor scale. After the balance measures the weight, the material falls into the strong mixing drum of the mixing and pulping module through the discharge port of the rotor scale, or the material is transported to the strong mixing drum through the conveyor. Compared with the traditional feeding mechanism, this feeding method is more flexible and has higher proportioning accuracy.

Step c. The electric control system controls the strong mixing drum of the mixing pulping module to work, the liquid level in the strong mixing drum maintains a stable height, and the stirred slurry flows into the pipeline filling module under the action of its own weight. The strong mixing drum can be provided with an overflow feeding pipe to keep the liquid level stable, and ensure that the mixing time is similar to or equal to the time of the intermittent batching strong mixer.

Step d. The electronic control system controls the operation of the pipeline filling module, and transports the slurry along the filling pipeline, while the pressure transmitter, flowmeter and concentration meter feed back the monitoring data to the electronic control system.

Step e. The electronic control system continuously adjusts the total amount of materials conveyed by the dosing module, the stirring efficiency of the stirring and pulping module, and the pipeline pressure of the pipeline filling module.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by those skilled in the art within the essential scope of the present invention should also belong to the present invention. the scope of protection of the invention.

Claims (4)

1. The installation method of the modular pulping and filling station is characterized by comprising the following steps:

step 1, installing a pipeline filling module and a bracket, and fixedly installing a stirring pulping module above the bracket;

step 2, assembling a quantitative feeding module, fixedly installing a rotor scale below the powder bin, specifically, fixedly connecting a feeder of the rotor scale with an outlet of the powder bin through a sealing gate valve, and fixedly connecting an annular metering balance of the rotor scale with a supporting leg of the powder bin;

step 3, firstly installing an annular metering balance and a support part of the quantitative feeding module, and then installing the upper half part of the powder bin;

step 4, arranging a charge level indicator and a dust collector at the top of the powder bin, and arranging a pressure transmitter, a flowmeter and a concentration meter on a filling pipeline of the filling pipeline module;

step 5, installing an electric control system, wherein the charge level indicator and the dust collector are respectively connected with the electric control system, and the pressure transmitter, the flowmeter and the concentration meter are respectively connected with the electric control system;

and 6, after the modularized pulping and filling station is installed, debugging the quantitative feeding module, the stirring pulping module and the filling pipeline module to work cooperatively through the electric control system.

2. The method for installing a modular pulping and filling station according to claim 1, wherein the dosing modules are provided in plurality, the rotor scale outlets of the dosing modules are maintained at the same height, and the dosing modules adjacent to the stirring pulping module are connected by a conveyor.

3. The method for installing a modular pulping filling station according to claim 1, wherein the number of the dosing modules is determined according to the type of material required for pulping; the upper half capacity of the powder bin of each dosing module is determined according to the material proportion.

4. A pulping method of a modular pulping and filling station, which is used for obtaining the modular pulping and filling station after being installed by using the installation method of the modular pulping and filling station as claimed in any one of claims 1 to 3, and is characterized in that the pulping step of the modular pulping and filling station comprises the following steps:

step a, determining the proportion of pulping materials, and controlling the feeding of a plurality of quantitative feeding modules by an electric control system;

b, opening a sealing gate valve with an opening at the lower part when the quantitative feeding module supplies materials, enabling the materials to fall into a rotary feeder of the rotor scale from the powder bin, conveying the materials into an annular metering balance by the rotary feeder, enabling the materials to fall into a powerful stirring cylinder of the stirring and pulping module through a discharge hole of the rotor scale after the annular metering balance measures the weight, or conveying the materials to the powerful stirring cylinder through a conveyor;

c, the electric control system controls a strong stirring cylinder of the stirring pulping module to work, the liquid level in the strong stirring cylinder keeps a stable height, and the stirred slurry flows into the pipeline filling module under the action of self weight;

d, the electric control system controls the pipeline filling module to work, slurry is conveyed along the filling pipeline, and meanwhile the pressure transmitter, the flowmeter and the concentration meter feed back monitoring data to the electric control system;

and e, continuously adjusting the total amount of the materials conveyed by the quantitative feeding module, the stirring efficiency of the stirring pulping module and the pipeline pressure of the pipeline filling module by the electric control system.

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