CN211837672U - Mixed solvent preparation system - Google Patents

Abstract

The utility model relates to a mixed solvent preparation system, belonging to the technical field of mixed solvent production. The mixed solvent preparation system comprises a mixing tank, an auxiliary weighing tank, a supplementary tank, a plurality of stirring tanks, a shunt pipe, and several groups of first input devices and several groups of second input devices, and also includes a load cell, several valves for controlling the on-off of pipelines, a controller and a processor. With this structure, the amount of additives and raw materials can be accurately measured by setting the load cell and the data It is transmitted to the processor, and the processor analyzes and processes the collected data and controls the on-off of each valve in the system through the controller, so that each component of raw materials and additives are mixed in the mixing tank and then enter each mixing tank through the shunt pipe. Stirring, multiple stirring tanks can be independently stirred through the on-off of valves, and the supplement tank injects unequal amounts of additives into each stirring tank to obtain mixed solvent products of different specifications, automatic processing, and high production efficiency.

Description

A mixed solvent preparation system

technical field

The utility model belongs to the technical field of mixed solvent production, in particular to a mixed solvent preparation system.

Background technique

Most of the solvents used in industry are prepared by mixing, and the proportion of raw materials used needs to be strictly controlled to meet the qualified requirements. The traditional production method or equipment is manually stirred by manpower, which has high labor intensity and low production efficiency. It is difficult to precisely control the ratio and delivery, and the quality is difficult to control.

Therefore, a mixed solvent preparation system with higher production efficiency and higher metering accuracy of each raw material is urgently needed.

Utility model content

The utility model provides a mixed solvent preparation system, which is used to solve the technical problems of low production efficiency of mixed solvent preparation methods and equipment in the prior art, and difficult control of raw material ratio and metering.

The utility model is realized by the following technical solutions: a mixed solvent preparation system, comprising a mixing tank, an auxiliary weighing tank, a supplementary tank, a plurality of stirring tanks, a shunt pipe, and several groups of first inputs for injecting auxiliary agents device and several groups of second input devices for injecting raw materials, each group of said first input devices are respectively communicated with said auxiliary weighing tank, and each group of said second input devices are respectively communicated with said mixing tank , the auxiliary weighing tank is communicated with the mixing tank through a connecting pipe, and both the mixing tank and the supplement tank are communicated with a plurality of the stirring tanks through the shunt pipe;

It also includes a load cell, a number of valves for controlling the on-off of pipelines, a controller and a processor, and one of the load cells is provided on the mixing tank, the auxiliary weighing tank and the supplement tank. Between the first input device and the supplement tank, between each group of the second input device and the mixing tank, between each of the stirring tanks and the shunt pipe, between the supplement tank and the shunt pipe, and between the Each of the connecting pipes is provided with a valve, the load cell is signally connected to the processor, and the controller is electrically connected to the valve to control the working state of the valve.

Further, in order to better realize the present invention, each group of the first input devices includes an auxiliary storage tank and a first input pipe, and the auxiliary storage tank and the auxiliary weighing tank pass through the first input. The pipes are connected, and a valve is provided on the first input pipe.

Further, in order to better realize the present invention, each group of the second input devices includes a raw material storage tank and a second input pipe, the raw material storage tank and the mixing tank are communicated through the second input pipe, and the A said valve is provided on the second input pipe.

Further, in order to better realize the utility model, the shunt pipe includes two input ends and a plurality of output ends, the two input ends are respectively communicated with the mixing tank and the supplement tank, and a plurality of the output ends are respectively connected to the mixing tank and the supplement tank. The ends are in one-to-one correspondence with a plurality of the stirring tanks.

Further, in order to better realize the present utility model, each of the stirring tanks is provided with one feeding pipe and two discharging pipes, the feeding pipe is communicated with the output end of the shunt pipe, and the feeding pipe is The valve is respectively provided on the feeding pipe and the discharging pipe.

Further, in order to better realize the utility model, the supplement tank is provided with an inlet pipe and an outlet pipe, the outlet pipe is communicated with an input end of the shunt pipe, and the outlet pipe and the inlet Each of the dosing pipes is provided with one of the valves.

Further, in order to better realize the present invention, each of the stirring tanks is respectively connected with a stirring motor, and the stirring motors are respectively electrically connected with the controller.

Further, in order to better realize the present invention, the valve is a solenoid valve.

Further, in order to better realize the present invention, the controller is a PLC.

Further, in order to better realize the present invention, the processor is a computer.

Compared with the prior art, the utility model has the following beneficial effects:

The mixed solvent preparation system provided by the utility model comprises a mixing tank, an auxiliary weighing tank, a supplementing tank, a plurality of stirring tanks, a shunt pipe, several groups of first input devices for injecting auxiliary agents, and several groups for injecting raw materials Each group of first input devices are respectively connected with the auxiliary weighing tank, each group of second input devices are respectively connected with the mixing tank, the auxiliary weighing tank and the mixing tank are communicated through a connecting pipe, and the mixing tank and the supplement tank are connected with a plurality of stirring tanks through the shunt pipe; it also includes a load cell, a number of valves for controlling the on-off of the pipeline, a controller and a processor, the mixing tank, the auxiliary weighing tank and the supplement tank. All are equipped with a load cell, between each group of the first input device and the supplement tank, between each group of the second input device and the mixing tank, between each agitation tank and the shunt pipe, and between the supplement tank and the shunt pipe. There is a valve in the space and on the connecting pipe, the load cell is connected with the processor signal, and the controller is electrically connected with the valve to control the working state of the valve. With this structure, the amount of additives and raw materials can be accurately measured by setting the load cell. The data is transmitted to the processor, and the processor analyzes and processes the collected data and controls the on-off of each valve in the system through the controller, so that the raw materials and additives of each component are mixed in the mixing tank and enter into each Mixing in the mixing tank, multiple mixing tanks can be independently stirred and produced through the on-off of the valve, and the supplement tank injects unequal amounts of additives into each mixing tank to obtain mixed solvent products of different specifications, automatic processing, production The high efficiency makes the utility model more practical.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is a system diagram of the mixed solvent preparation system in the present invention.

In the picture:

1-mixing tank; 2-auxiliary weighing tank; 3-supplement tank; 31-dosing pipe; 32-dosing pipe; 4-stirring tank; 41-feeding pipe; 42-discharging pipe; 5- shunt pipe; 6-first input device; 61-adjuvant storage tank; 62-first input pipe; 7-second input device; 71-raw material storage tank; 72-second input pipe; 8-connecting pipe; 9 -valve.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention more clear, the technical solutions of the present invention will be described in detail below. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other implementations obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present invention.

Example 1:

In this embodiment, a mixed solvent preparation system, as shown in Figure 1, includes a mixing tank 1, an auxiliary weighing tank 2, a supplementary tank 3, a plurality of stirring tanks 4, a shunt pipe 5, and several groups for injection A first input device 6 for auxiliary agents and several groups of second input devices 7 for injecting raw materials, the auxiliary agents are various chemical additives, used to catalyze the synthesis of mixed solvents, and the above-mentioned raw materials are various chemical raw materials for generating mixed solvents , the specific type is determined by the composition of the mixed solvent, specifically, each group of the above-mentioned first input devices 6 are respectively communicated with the above-mentioned auxiliary weighing tank 2, and each group of the above-mentioned second input devices 7 are respectively connected with the above-mentioned mixing tank 1 Connected, the above-mentioned auxiliary weighing tank 2 is communicated with the above-mentioned mixing tank 1 through the above-mentioned connecting pipe 8, and the above-mentioned mixing tank 1 and the above-mentioned supplement tank 3 are all communicated with a plurality of above-mentioned stirring tanks 4 through the above-mentioned shunt pipe 5; also include weighing Sensor, several valve 9, controller and processor that control pipeline on-off, above-mentioned processor is preferably computer, above-mentioned controller is PLC programmable controller, above-mentioned valve 9 is preferably solenoid valve, above-mentioned mixing tank 1, above-mentioned Auxiliary weighing tank 2 and above-mentioned supplement tank 3 are all provided with an above-mentioned weighing sensor, between each group of above-mentioned first input device 6 and above-mentioned supplement tank 3, each group of above-mentioned second input device 7 and above-mentioned mixing. Between the tanks 1, between each above-mentioned stirring tank 4 and the above-mentioned shunt pipe 5, between the above-mentioned supplement tank 3 and the above-mentioned shunt pipe 5, and on the above-mentioned connecting pipe 8, a valve 9 is provided, and the above-mentioned load cell and the above-mentioned The processor signal is connected, and the above-mentioned controller is electrically connected with the above-mentioned valve 9 to control the working state of the above-mentioned valve 9. It should be noted that each above-mentioned stirring tank 4 is connected with a stirring motor respectively, and the above-mentioned stirring motor is respectively connected with the above-mentioned controller. electrical connection.

By adopting this structure, the above-mentioned load cell is set to accurately measure the dosage of auxiliary agents and raw materials and transmit the data to the above-mentioned processor. The above-mentioned processor analyzes and processes the collected data and controls the flow of each valve 9 in the system through the above-mentioned controller. After being mixed in the above-mentioned mixing tank 1, the raw materials of each component and the auxiliary agent are entered into each stirring tank 4 through the above-mentioned shunt pipe 5 and stirred, and a plurality of the above-mentioned stirring tanks 4 are ensured by the on-off of the above-mentioned valve 9 to ensure that they can be independently For stirring production, the above-mentioned supplement tank 3 injects unequal amounts of additives into each stirring tank 4 to obtain mixed solvent products of different specifications, automatic processing, and high production efficiency, making the utility model more practical.

Example 2:

This embodiment is further optimized on the basis of Embodiment 1. In this embodiment, as shown in FIG. 1 , each group of the first input devices 6 includes an auxiliary storage tank 61 and a first input pipe 62 . The storage tank 61 is communicated with the auxiliary weighing tank 2 through the above-mentioned first input pipe 62, and the above-mentioned first input pipe 62 is provided with the above-mentioned valve 9. By controlling the on-off of the valve 9, the above-mentioned auxiliary storage tank 61 is controlled to be sent to the tank. An appropriate amount of auxiliary agent is injected into the auxiliary agent weighing tank 2, and the auxiliary agent in each auxiliary agent storage tank 61 is different. According to the steps of auxiliary agent addition in the production process, accurately weigh the first auxiliary agent in the above-mentioned auxiliary agent weighing tank 2 in turn. After the first kind of auxiliary agent is injected into the above-mentioned mixing tank 1, the second kind of auxiliary agent is accurately weighed and then injected into the above-mentioned mixing tank 1, and then the third kind of auxiliary agent, and each auxiliary agent is weighed in turn.

In this embodiment, as shown in FIG. 1 , each group of the second input devices 7 includes a raw material storage tank 71 and a second input pipe 72 , and the raw material storage tank 71 is communicated with the mixing tank 1 through the second input pipe 72 , The above-mentioned second input pipe 72 is provided with an above-mentioned valve 9, thereby controlling the above-mentioned raw material storage tank 71 to inject an appropriate amount of raw materials into the above-mentioned mixing tank 1 by controlling the on-off of this valve 9, and each above-mentioned raw material storage tank 71 contains The raw materials are different, according to the needs of producing the mixed solvent to determine the raw materials that need to be injected into the above-mentioned mixing tank 1, according to the steps of the production process, first inject the first raw material into the above-mentioned mixing tank 1 and accurately weigh to obtain a Mass value A, close the valve 9 of the raw material storage tank 71 of the first kind of raw material, and open the valve 9 of the raw material storage tank 71 of the second kind of raw material to inject the second kind of raw material into the above-mentioned mixing tank 1 and accurately weigh it to obtain a mass The value B, B-A is the exact value of the second raw material, and so on to the third raw material, etc., and the finally obtained mixed raw material is input into the above-mentioned stirring tank 4 through the above-mentioned branch pipe 5 for stirring.

As a specific implementation of this embodiment, as shown in FIG. 1 , the above-mentioned shunt pipe 5 includes two input ends and a plurality of output ends, and the two above-mentioned input ends are respectively communicated with the above-mentioned mixing tank 1 and the supplement tank 3, A plurality of above-mentioned output ends are communicated with a plurality of above-mentioned stirring tanks 4 in one-to-one correspondence, and the mixed raw materials in the above-mentioned mixing tank 1 can be divided into different above-mentioned stirring tanks 4 through the above-mentioned shunt pipe 5 for stirring, and the diversion process is controlled by the above-mentioned shunt pipe. The on-off of the valve 9 between 5 and the stirring tank 4 is realized, by controlling the above-mentioned supplement tank 3 to each above-mentioned stirring tank 4 to add different amounts of key additives, such as solidifying agents, so that in the same batch, each above-mentioned The mixed solvent produced in the stirring tank 4 has differentiated use effects to meet different use requirements.

In this embodiment, as shown in FIG. 1 , each of the above-mentioned stirring tanks 4 is provided with one feeding pipe 41 and two discharging pipes 42. The above-mentioned feeding pipe 41 is communicated with the output end of the above-mentioned branch pipe 5, and the above-mentioned feeding pipe The material pipe 41 and the discharge pipe 42 are respectively provided with one of the above-mentioned valves 9, and the above-mentioned controller controls the on-off of the above-mentioned valve 9. One of the discharge pipes 42 is used to extract a small amount of mixed solvent for quality detection, and the other is used to output The mixed solvent was collected and stored.

In this embodiment, as shown in FIG. 1 , the above-mentioned supplement tank 3 is provided with a dosing pipe 31 and a dosing outlet pipe 32, the above-mentioned dosage pipe 32 is communicated with an input end of the above-mentioned shunt pipe 5, and the above-mentioned dosage pipe 32 and The above-mentioned valve 9 is all provided on the feed pipe 31. When in use, the valve 9 on the above-mentioned feed pipe 31 is opened to inject an appropriate amount of additives into the above-mentioned supplement tank 3 and accurately weighed to obtain the mass value C, and the above-mentioned supplement is opened. The valve 9 between the agent tank 3 and the first stirring tank 4 allows the additive of the quality value C to enter the first stirring tank 4, so as to accurately produce the mixed solvent with the addition amount of C in the first stirring tank 4 product, close the valve 9, then inject the additive into the above-mentioned supplement tank 3 and accurately weigh it to obtain the quality value D, open the valve 9 between the above-mentioned supplement tank 3 and the second stirring tank 4 to allow the additive of the quality value D to enter. into the second stirring tank 4, so that the mixed solvent with the addition amount D is accurately produced in the second stirring tank 4, and correspondingly, the third stirring tank 4, the second stirring tank 4, etc. can produce all Mixed solvents with different amounts of additives are required, automatic production, and high production efficiency.

The working process of the present utility model, the first step is to open the valve 9 between the first raw material storage tank 71 and the mixing tank 1, and inject the a raw material in the first raw material storage tank 71 into the mixing tank 1 according to the amount , the amount is precisely controlled by the load-bearing sensor on the mixing tank 1, close the valve 9 of the first raw material storage tank 71, open the valve 9 between the second raw material storage tank 71 and the mixing tank 1, and put the second raw material The raw material b in the storage tank 71 is injected into the mixing tank 1 according to the amount, and the third raw material storage tank 71 and the subsequent raw material storage tank 71 are the same, so as to obtain a mixture of multiple raw materials in the mixing tank 1, and then the second step , add various auxiliaries that need to be used in the process of producing the mixed solution, inject the auxiliaries in the first auxiliaries storage tank 61 into the auxiliaries weighing tank 2 for accurate weighing, and then open the auxiliaries for weighing The valve 9 between the tank 2 and the mixing tank 1 makes the auxiliary agent a injected into the mixing tank 1 and then closes the valve 9, and then the auxiliary agent b in the second auxiliary agent storage tank 61 is injected into the auxiliary agent according to the amount and weighed. Accurate weighing in the tank 2, and then open the valve 9 between the auxiliary weighing tank 2 and the mixing tank 1 so that the b auxiliary agent is injected into the mixing tank 1 and close the valve 9. The third auxiliary weighing tank 2 and The subsequent auxiliary agent weighing is the same, each auxiliary agent is loaded in the auxiliary agent weighing tank 2 and put into the mixing tank 1 respectively, so that each raw material and each auxiliary agent required for the production of the mixed solvent are obtained in the mixing tank 1. It should be noted that the types and quantities of raw materials and auxiliaries required for the production of different mixed solvents are different, so the substances contained in each auxiliary agent storage tank 61 and each raw material storage tank 71 can be arbitrarily determined according to actual production needs. Arranged properly, the third step, open the valve 9 between the shunt pipe 5 and each stirring tank 4 to make the mixture in the mixing tank 1 enter into each stirring tank 4, and the controller controls the opening and closing of each valve 9 to make each stirring tank 4. Working independently, the supplement tank 3 injects additives into each stirring tank 4 through the shunt pipe 5 to complete the final production process, such as adding a curing agent, and the controller controls the amount of the additive injected into each stirring tank 4, so that the In this batch, the mixed solvent finally produced in each stirring tank 4 is differentiated in use effect to meet different use requirements. One of the two discharge pipes 42 on the stirring tank 4 is used to extract a small amount of mixed Quality inspection, and the other is used to output the mixed solvent for collection and storage.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Replacement should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (10)

1. A mixed solvent preparation system is characterized in that: the auxiliary agent mixing device comprises a mixing tank, an auxiliary agent weighing tank, a supplement tank, a plurality of stirring tanks, flow dividing pipes, a plurality of groups of first input devices for injecting auxiliary agents and a plurality of groups of second input devices for injecting raw materials, wherein each group of the first input devices are respectively communicated with the auxiliary agent weighing tank, each group of the second input devices are respectively communicated with the mixing tank, the auxiliary agent weighing tank is communicated with the mixing tank through a connecting pipe, and the mixing tank and the supplement tank are both communicated with the stirring tanks through the flow dividing pipes;

the mixing tank, the auxiliary weighing tank and the supplement tank are respectively provided with one weighing sensor, a plurality of valves for controlling the on-off of pipelines, a controller and a processor, the valves are respectively arranged between each group of the first input device and the supplement tank, between each group of the second input device and the mixing tank, between each stirring tank and a shunt pipe, between the supplement tank and the shunt pipe and on the connecting pipes, the weighing sensors are in signal connection with the processor, and the controller is electrically connected with the valves to control the working state of the valves.

2. The mixed solvent preparation system according to claim 1, wherein: each group of first input devices comprises an auxiliary agent storage tank and a first input pipe, the auxiliary agent storage tank is communicated with the auxiliary agent weighing tank through the first input pipe, and one valve is arranged on the first input pipe.

3. The mixed solvent preparation system according to claim 2, wherein: every group the second input device all includes raw materials holding vessel and second input tube, the raw materials holding vessel passes through with the blending tank the second input tube intercommunication, be equipped with one on the second input tube the valve.

4. A mixed solvent preparation system as set forth in claim 3, wherein: the flow dividing pipe comprises two input ends and a plurality of output ends, the two input ends are respectively communicated with the mixing tank and the supplement tank, and the plurality of output ends are correspondingly communicated with the plurality of stirring tanks one to one.

5. The mixed solvent preparation system according to claim 4, wherein: every the agitator tank all is equipped with a pan feeding pipe and two discharging pipes, the pan feeding pipe with the output intercommunication of shunt tubes, equally divide on pan feeding pipe and the discharging pipe and do not be equipped with one the valve.

6. The mixed solvent preparation system according to claim 5, wherein: the tonic jar is provided with an agent inlet pipe and an agent outlet pipe, the agent outlet pipe is communicated with one input end of the shunt pipe, and the agent outlet pipe and the agent inlet pipe are both provided with the valve.

7. The mixed solvent preparation system according to claim 1, wherein: every the agitator tank is equallyd divide and is connected with an agitator motor respectively, agitator motor respectively with the controller electricity is connected.

8. A mixed solvent preparation system as defined in any one of claims 1 to 7, wherein: the valve is an electromagnetic valve.

9. The mixed solvent preparation system according to claim 8, wherein: the controller is a PLC.

10. The mixed solvent preparation system according to claim 9, wherein: the processor is a computer.

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