CN216856446U - A kind of pre-mixing device of chemical reactor - Google Patents

Abstract

The utility model relates to the technical field of reaction kettles, and discloses a premixing device of a chemical reaction kettle, which comprises a base plate and a mixing tank, wherein the mixing tank is fixedly connected to the outer wall of the top of the base plate, symmetrically-arranged openings are formed in the outer wall of the top of the mixing tank, the inner walls of the two openings are respectively and fixedly connected with a feed pipe and a liquid inlet pipe, an annular groove is formed in the inner wall of the mixing tank, symmetrically-arranged sliding rods are slidably connected to the inner wall of the annular groove, and one opposite end of each of the two sliding rods is fixedly connected with the same rotating shaft. According to the utility model, through the arrangement of the driving motor, the rotating shaft, the first stirring rod, the annular groove and the sliding rod, the solid raw material and the liquid raw material can be mixed and stirred, and meanwhile, the cutting blade on the first stirring rod can crush blocky materials in the solid raw material, so that the solid raw material and the liquid raw material are mixed more fully, the mixing effect is ensured, and the device is practical and suitable for wide popularization and use.

Description

A kind of pre-mixing device of chemical reactor

technical field

The utility model belongs to the technical field of reaction kettles, in particular to a pre-mixing device for a chemical reaction kettle.

Background technique

The broad understanding of the reaction kettle is the container with physical or chemical reaction. Through the structural design and parameter configuration of the container, the heating, evaporation, cooling and low-speed mixing functions required by the process can be realized. It is widely used in petroleum, chemical, rubber, etc. In the fields of pesticides, dyes, medicine and food, it is a pressure vessel used to complete processes such as vulcanization, nitration, hydrogenation, alkylation, polymerization, and condensation.

After searching, CN212680786U discloses a pre-mixing device for a chemical reactor, including a tank body, a cover body arranged on the top of the tank body, a liquid inlet pipe arranged on one side of the top of the cover body, and an inlet pipe arranged on the other side of the top of the cover body. A material pipe, a liquid outlet pipe arranged at the bottom of the tank body, and a mixing module adapted to the tank body; the mixing module includes a first electric telescopic rod, a second electric telescopic rod, a horizontal plate, and a motor vertically arranged at the bottom of the horizontal plate , a stirring shaft, a first stirring blade, a cleaning unit, the top of the tank body is provided with a through hole matching the stirring shaft, and the inner side wall of the through hole is provided with a sealing ring matching the stirring shaft. Not only can the reaction kettle be fully stirred, so that the pre-mixing effect of the reactants is better, but also the reactants adhering to the side wall of the stirring chamber can be cleaned during the stirring process, so as to avoid causing the reactants. waste, and the time-consuming and laborious defects of subsequent clean-up.

However, the inventors have found that this technical solution still has at least the following defects: in the above-mentioned device, when the solid raw material and the liquid raw material are mixed and stirred, it does not have the function of pulverizing the bulk material contained in the solid raw material, resulting in There is a phenomenon of insufficient mixing during stirring and mixing, and after the mixing is completed, the function of cleaning the stirring and mixing structure is lacking.

In view of this, the present invention is proposed.

Utility model content

In order to solve the above-mentioned technical problems, the basic conception of the technical scheme adopted by the present invention is:

A pre-mixing device for a chemical reaction kettle, comprising a base plate and a mixing tank, the mixing tank is fixedly connected to the outer wall of the top of the base plate, the outer wall of the top of the mixing tank is provided with symmetrically arranged openings, and the inner walls of the two openings are respectively fixedly connected with The feeding pipe and the liquid feeding pipe, the inner wall of the mixing tank is provided with an annular groove, the inner wall of the annular groove is slidably connected with sliding rods arranged symmetrically, and the opposite ends of the two sliding rods are fixedly connected with the same rotating shaft, the The outer wall of the rotating shaft is fixedly connected with first stirring rods distributed at equal distances, and the first stirring rods are fixedly connected with cutting blades;

The feeding pipe and the liquid feeding pipe are fixedly connected to the same fixing plate on the opposite side of the inner side of the mixing tank, the outer wall of the bottom of the fixing plate is fixedly connected with a driving motor, and the output shaft of the driving motor is connected to the shaft through a coupling. on the rotating shaft.

As a preferred embodiment of the present invention, the outer wall of the mixing tank is provided with a through hole, and the inner wall of the through hole and the inner wall of the mixing tank are fixedly connected with the same water supply pipe, and the water supply pipe is located on the inner side of the mixing tank. The bottom is fixedly connected with sprinklers distributed at equal intervals.

As a preferred embodiment of the present invention, a water tank is fixedly connected to the outer wall of the top of the base plate, and a suction pump is fixedly connected to the outer wall of one side of the mixing tank. The water outlet of the water pump is communicated with the upper water pipe.

As a preferred embodiment of the present invention, the bottom ends of the two sliding rods are fixedly connected with L-shaped mounting rods, and one end of the two mounting rods are fixedly connected with scrapers, and the two scrapers They are respectively in contact with the inner walls of both sides of the mixing tank.

As a preferred embodiment of the present invention, a second through hole is opened on the outer wall of the middle part of the bottom of the mixing tank, and a discharge pipe is fixedly connected to the inner wall of the second through hole, and a discharge valve is provided on the discharge pipe.

As a preferred embodiment of the present invention, a fixing rod is fixedly connected to the bottom end of the rotating shaft, and a second stirring rod is fixedly connected to the outer walls on both sides of the fixing rod.

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

The utility model can mix and stir the solid raw material and the liquid raw material through the provided driving motor, the rotating shaft, the first stirring rod, the annular groove and the sliding rod. The bulk material is pulverized, so that the mixing between the solid raw material and the liquid raw material is more sufficient, and the mixing effect is ensured. The fixed material appears to sink to the bottom.

In the utility model, after the mixing is completed, the collection box is placed on the base plate, and the collection box is located directly below the discharge pipe, and the discharge valve is opened, so that the mixed mixture can flow into the collection box through the action of the discharge pipe, The effect of effective collection of the mixture is achieved.

In the utility model, after the mixture is collected, the stirring shaft, the first stirring rod and the second stirring rod can be cleaned by the provided water tank, the water pump, the upper water pipe and the spray head, so that the stirring shaft, the first stirring rod and the second stirring rod can be cleaned. And the residual material on the second stirring rod has been well treated, and the driving motor is started at the same time, and the two scrapers are driven to slide on the inner wall of the mixing tank through the action of the rotating shaft, the annular groove, the sliding rod and the installation rod, which can The raw materials accumulated on the inner wall of the mixing tank are scraped off, so that the stirring and mixing structure in the mixing tank achieves a better cleaning effect, and the cleaned sewage is discharged through the discharge pipe

The specific embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

Description of drawings

In the attached image:

Fig. 1 is the front sectional structure schematic diagram of the mixing tank of the present utility model;

Figure 2 is a schematic structural diagram of the first stirring rod of the present invention;

Fig. 3 is the enlarged structure schematic diagram of A place in Fig. 1 of the utility model;

FIG. 4 is an enlarged schematic view of the structure at B in FIG. 1 of the present utility model.

In the figure: 1-substrate; 2-mixing tank; 3-feeding pipe; 4-liquid feeding pipe; 5-fixed plate; 6-drive motor; 7-rotating shaft; 8-first stirring rod; 9-scraper ;10-upper water pipe;11-sprinkler head;12-water tank;13-water pump;14-cutting blade;15-ring groove;16-slide rod;17-installation rod;18-fixed rod;19-second Stirring rod; 20-discharge pipe; 21-discharge valve.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate The utility model.

As shown in Figures 1 to 3, a pre-mixing device for a chemical reaction kettle includes a substrate 1 and a mixing tank 2. The mixing tank 2 is fixedly connected to the outer wall of the top of the substrate 1, and the outer wall of the top of the mixing tank 2 is provided with symmetrically arranged openings , and the inner walls of the two openings are respectively fixed with a feeding pipe 3 and a liquid feeding pipe 4, and the solid raw materials and liquid raw materials are respectively introduced into the mixing tank 2 through the action of the feeding pipe 3 and the liquid feeding pipe 4. The inner wall of the mixing tank 2 There is an annular groove 15, the inner wall of the annular groove 15 is slidably connected with a symmetrically arranged sliding rod 16, the opposite ends of the two sliding rods 16 are fixedly connected with the same rotating shaft 7, and the outer wall of the rotating shaft 7 is fixedly connected with the first stirring at equal distances. The rod 8 starts the driving motor 6 to work. The driving motor 6 cooperates with the annular groove 15 and the sliding rod 16 to drive the rotating shaft 7 to rotate. The rotating shaft 7 drives the first stirring rod 8 to mix and stir the solid raw material and the liquid raw material. The rod 8 is fixedly connected with a cutting blade 14, which can pulverize the bulk material in the solid raw material, so that the mixing between the solid raw material and the liquid raw material is more sufficient;

The feeding pipe 3 and the liquid feeding pipe 4 are fixedly connected with the same fixing plate 5 on the opposite side of the inner side of the mixing tank 2, and the outer wall of the bottom of the fixing plate 5 is fixedly connected with a driving motor 6, and the output shaft of the driving motor 6 is connected by a coupling. on the axis of rotation 7.

As shown in FIG. 1 and FIG. 3 , in a specific embodiment, a through hole is formed on the outer wall of one side of the mixing tank 2, and the inner wall of the through hole and the inner wall of one side of the mixing tank 2 are fixedly connected with the same water supply pipe 10, and the water supply pipe 10 is located in the The bottom of the inner side of the mixing tank 2 is fixedly connected with the spray heads 11 distributed at equal distances, the outer wall of the top of the base plate 1 is fixedly connected with a water tank 12, and the outer wall of one side of the mixing tank 2 is fixedly connected with a suction pump 13, and the water inlet of the suction pump 13 passes through the pipeline and The water tank 12 is connected, and the water outlet of the water pump 13 is connected to the upper water pipe 10, and the water pump 13 is started to work, and the clean water in the water tank 12 is pumped into the water supply pipe 10, and is sprayed into the mixing tank 2 through the action of the spray head 11. Out, the rotating shaft 7, the first stirring rod 8 and the second stirring rod 19 can be cleaned, so that the residual materials on the rotating shaft 7, the first stirring rod 8 and the second stirring rod 19 can be better handled, and the two The bottom end of each sliding rod 16 is fixedly connected with an L-shaped mounting rod 17, and one end of the two mounting rods 17 is fixedly connected with a scraper 9. The raw materials accumulated on the inner wall of the mixing tank 2 are scraped off, so that the stirring and mixing structure in the mixing tank 2 achieves a better cleaning effect.

As shown in FIG. 1 and FIG. 4 , further, a second through hole is opened on the outer wall of the middle part of the bottom of the mixing tank 2 , and the inner wall of the second through hole is fixedly connected with a discharge pipe 20 , and the discharge pipe 20 is provided with a discharge valve 21 , after the mixing is completed, the collection box is placed on the substrate 1, and the collection box is located directly under the discharge pipe 20, and the discharge valve 21 is opened, so that the mixed mixture can flow into the collection box through the action of the discharge pipe 20, The effect of effectively collecting the mixture is achieved. The bottom end of the rotating shaft 7 is fixedly connected with a fixed rod 18, and the outer walls on both sides of the fixed rod 18 are fixedly connected with a second stirring rod 19. The rotating shaft 7 drives the second stirring rod 19 through the action of the fixed rod 18. The stirring rod 19 is stirred at the bottom position of the mixing tank 2, which can prevent the fixed material in the mixture from sinking to the bottom.

The implementation principle of the pre-mixing device for a chemical reaction kettle of the present embodiment is as follows: in specific use, firstly, the solid raw material and the liquid raw material are introduced into the mixing tank 2 through the action of the feeding pipe 3 and the liquid feeding pipe 4 respectively, and then Start the drive motor 6 to work, the drive motor 6 cooperates with the annular groove 15 and the sliding rod 16 to drive the rotating shaft 7 to rotate, and the rotating shaft 7 drives the first stirring rod 8 to mix and stir the solid raw material and the liquid raw material, while the first stirring rod 8 The cutting blade 14 on the top can pulverize the bulk materials in the solid raw materials, so that the mixing between the solid raw materials and the liquid raw materials is more sufficient, and the mixing effect is ensured. At the same time, the rotating shaft 7 drives the second stirring rod through the action of the fixed rod 18. 19. Stirring at the bottom of the mixing tank 2 can prevent the fixed materials in the mixture from sinking to the bottom. After the mixing is completed, place the collection box on the base plate 1, and the collection box is located directly under the discharge pipe 20. The material valve 21 allows the mixed mixture to flow into the collection box through the action of the discharge pipe 20 to achieve the effect of effectively collecting the mixture. When the mixture is collected, the staff can remove the collection box, and then Start the suction pump 13 to pump the clean water in the water tank 12 into the upper water pipe 10, and spray it into the mixing tank 2 through the action of the spray head 11, which can affect the rotating shaft 7, the first stirring rod 8 and the second stirring rod 19. Cleaning is carried out, so that the remaining materials on the rotating shaft 7, the first stirring rod 8 and the second stirring rod 19 are well treated, and at the same time, the driving motor 6 is started to work, and the rotating shaft 7, the annular groove 15, the sliding rod 16 and the The action of the installation rod 17 drives the two scrapers 9 to slide on the inner wall of the mixing tank 2, which can scrape off the accumulated raw materials on the inner wall of the mixing tank 2, so that the stirring and mixing structure in the mixing tank 2 achieves a better cleaning effect. The cleaned sewage is discharged through the discharge pipe 20 .

Claims (6)

1. a pre-mixing device of a chemical reaction kettle, comprising a substrate (1) and a mixing tank (2), characterized in that the mixing tank (2) is fixedly connected on the top outer wall of the substrate (1), and the mixing tank (2) is (2) The top outer wall is provided with symmetrically arranged openings, and the inner walls of the two openings are respectively fixed with a feed pipe (3) and a liquid inlet pipe (4), and the inner wall of the mixing tank (2) is provided with an annular groove (15) The inner wall of the annular groove (15) is slidably connected with a symmetrically arranged sliding rod (16), and the opposite ends of the two sliding rods (16) are fixedly connected with the same rotating shaft (7), and the rotating shaft (7) The outer wall is fixedly connected with first stirring rods (8) distributed at equal distances, and a cutting blade (14) is fixedly connected to the first stirring rods (8); The feeding pipe (3) and the liquid feeding pipe (4) are fixedly connected with the same fixing plate (5) on the opposite side of the inner side of the mixing tank (2), and the outer wall of the bottom of the fixing plate (5) is fixedly connected with a drive A motor (6), the output shaft of the drive motor (6) is connected to the rotating shaft (7) through a coupling. 2. the pre-mixing device of a kind of chemical reaction kettle according to claim 1, is characterized in that, described mixing tank (2) one side outer wall is provided with through hole, and through hole inner wall and mixing tank (2) side The inner wall is fixedly connected with the same upper water pipe (10), and the bottom of the upper water pipe (10) located on the inner side of the mixing tank (2) is fixedly connected with spray heads (11) distributed at equal intervals. 3. The pre-mixing device of a chemical reaction kettle according to claim 2, wherein the outer wall of the top of the substrate (1) is fixedly connected with a water tank (12), and the outer wall of one side of the mixing tank (2) is fixed. A suction pump (13) is connected, the water inlet of the suction pump (13) is communicated with the water tank (12) through a pipeline, and the water outlet of the suction pump (13) is communicated with the upper water pipe (10). 4. The pre-mixing device of a chemical reaction kettle according to claim 1, wherein the bottom ends of the two sliding rods (16) are fixedly connected with L-shaped mounting rods (17), and two One end of the installation rod (17) is fixedly connected with a scraper (9), and the two scrapers (9) are respectively in contact with the inner walls on both sides of the mixing tank (2). 5. The pre-mixing device of a chemical reaction kettle according to claim 1, wherein the outer wall of the middle part of the bottom of the mixing tank (2) is provided with a second through hole, and the inner wall of the second through hole is fixedly connected with an outlet. A material pipe (20) is provided with a material discharge valve (21) on the material discharge pipe (20). 6. The pre-mixing device of a chemical reaction kettle according to claim 1, wherein the bottom end of the rotating shaft (7) is fixedly connected with a fixed rod (18), and the two sides of the fixed rod (18) are fixedly connected. A second stirring rod (19) is fixedly connected to the outer walls.

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