WO2024045203A1

WO2024045203A1 - Chemical stirring device

Info

Publication number: WO2024045203A1
Application number: PCT/CN2022/117023
Authority: WO
Inventors: 毕风华
Original assignee: 安徽天地高纯溶剂有限公司
Priority date: 2022-09-02
Filing date: 2022-09-05
Publication date: 2024-03-07
Also published as: CN115414816A; CN115414816B

Abstract

A chemical stirring device, comprising a stirring tank (1) and a top cover (2), a filter mesh plate (12) being arranged at the bottom of the stirring tank (1). The chemical stirring device further comprises a first stirring assembly (3), a driving part (4) and a second stirring assembly (6); the first stirring assembly (3) comprises a transmission gear (31), a U-shaped strip (33), first stirring rods (35) and a sleeve (36), the outer side of the U-shaped strip (33) being in contact connection with the inner wall of the stirring tank (1) and the surface of the filter mesh plate(12), the transmission gear (31) being connected between the stirring tank (1) and the top cover (2), the U-shaped strip (33) being in fixed connection with the transmission gear (31), the sleeve (36) being fixedly connected to the end of the U-shaped strip (33) away from the top cover (2), the first stirring rods (35) being connected to the inner side of the U-shaped strip (33), and the driving part (4) being in meshed connection with the transmission gear (31); the second stirring assembly (6) comprises a central tube (61) and second stirring rods (62), the second stirring rods (62) being connected to the surface of the central tube (61), each second stirring rod (62) being distributed between two adjacent first stirring rods (35), and one end of the central tube (61) being movably sleeved in the sleeve (36). The chemical stirring device has the characteristics of good stirring effect and good anti-blocking effect.

Description

A chemical mixing device

Technical field

The invention relates to the field of chemical engineering technology, and in particular to a chemical mixing device.

Background technique

In chemical plants, in order to fully mix the production raw materials, these raw materials are usually poured into barrels and continuously stirred so that they can be fully mixed. Since people have higher and higher requirements for chemical raw materials, people have higher requirements for chemical mixing. The requirements of the equipment are also becoming more and more stringent. Chemical raw materials undergo chemical reactions in the reaction equipment, and some chemical products require the addition of raw materials during the reaction process.

When using existing chemical mixing devices, in order to filter out impurities in the materials, a filter plate needs to be installed at the bottom of the mixing tank. In this way, the liquid discharged from the drain pipe does not contain granular impurities, but The floc impurities and insoluble granular impurities contained in the materials will block the filter plate, and the stirring structure in the mixing tank does not have the function of automatically cleaning these impurities, resulting in poor mixing effects and easy clogging. .

Technical solutions

The object of the present invention is to provide a chemical mixing device, aiming to solve the problem of easy clogging when using an existing chemical mixing device.

In order to achieve the above object, the present invention provides the following technical solution, a chemical mixing device, including a mixing tank and a top cover, the bottom of the mixing tank is provided with a filter mesh plate, the other end is fixedly connected to the top cover, and also includes a first Stirring component, driving part and second stirring component. The driving part is installed outside the mixing tank. After granular or powdery materials and diluent enter the mixing tank, the granular or powdery materials that cannot be dissolved immediately will accumulate in the filter mesh. on the plate, and the diluted solution enters the bottom through the filter mesh plate;

The first stirring component includes a transmission gear, a U-shaped bar, a first stirring rod and a sleeve. The outside of the U-shaped bar is in contact with the inner wall of the mixing tank and the surface of the filter mesh plate. The transmission gear is connected to the mixing tank and Between the top covers, the U-shaped bar is fixedly connected to the transmission gear, the sleeve is fixedly connected to one end of the U-shaped bar away from the top cover, the first stirring rod is connected to the inside of the U-shaped bar, and the driving part Mesh and connected with the transmission gear;

The second stirring component includes a central tube and a second stirring rod. The second stirring rod is connected to the surface of the central tube. The second stirring rod is distributed between two adjacent first stirring rods. The center One end of the pipe is movable inside the casing. When the raw materials enter the mixing tank through the feed pipe, the driving part is started. The driving part drives the U-shaped bar through the transmission gear to rotate while stirring. The rotating U-shaped bar can also stir the mixing tank at the same time. Cleaning the remaining granular materials on the inner wall and the surface of the filter mesh plate can prevent foreign matter from clogging the filter mesh plate and also allow the materials to be fully stirred.

As a further solution of the present invention, the exhaust part includes an air pump, an elbow, a conductive block and a second electromagnet. The air pump is installed outside the top cover. One end of the elbow is installed at the air outlet end of the air pump. The center The movable sleeve of the tube is set in the elbow, the conductive block is fixedly set on the outside of the bend, the second electromagnet is connected to the conductive block, the outer fixed sleeve of the central tube is provided with a fixed block, and the fixed block is The first magnet block is connected, and the energized second electromagnet is adsorbed and connected to the first magnet block. The high-pressure gas generated when the pump is working enters the U-shaped bar through the elbow, casing, and air guide hole, and finally flows from the exhaust hole to the U-shaped bar. The high-pressure gas sprayed out can better clean the foreign matter adhered to the inner wall of the mixing tank and the surface of the filter mesh plate, and finally the gas is discharged upward through the feed pipe.

As a further solution of the present invention, the end of the central tube away from the bend is connected to a limiting rib extending in the axial direction, and the inner diameter of the end of the casing close to the central tube is smaller than the inner diameter of the end close to the U-shaped bar. The inner wall of one end of the tube close to the central tube is provided with a limiting groove that is slidingly connected to the limiting rib. The central tube is movable with a second return spring at a position between the conductive block and the fixed block.

As a further solution of the present invention, the U-shaped bar is designed as a hollow structure, with several exhaust holes provided on the outside, air guide holes are provided between the casing and the U-shaped bar, and the rotating U-shaped bar also passes through the casing. The tube, the limiting groove and the limiting rib drive the central tube and the second stirring rod to rotate. The rotating first stirring rod and the second stirring rod can entangle the hair and other flocs mixed in the raw materials.

As a further solution of the present invention, circular grooves are provided on the end surfaces of the mixing tank and the top cover, sealing strips are connected to both sides of the transmission gear, and the sealing strips are rotatably connected in the circular groove.

As a further solution of the present invention, a fixed pipe is installed on the side wall of the top cover, a sealing piece is connected inside the fixed pipe, and the bent pipe penetrates the fixed pipe.

As a further solution of the present invention, a feed pipe is installed above the top cover, a conical cavity is provided at the bottom of the mixing tank, and a drain pipe is installed at the bottom of the conical cavity.

beneficial effects

The beneficial effects of the present invention are: when the driving part drives the U-shaped bar, the first stirring rod, the sleeve, the central tube and the second stirring rod through the transmission gear while stirring, the rotating U-shaped bar can simultaneously stir the After cleaning the foreign matter on the inner wall of the mixing tank and the surface of the filter, the rotating first stirring rod and the second stirring rod can entangle the flocs such as hair mixed in the material to prevent clogging of the filter mesh plate and achieve a stirring effect. It has the characteristics of good anti-blocking effect.

Description of drawings

Figure 1 is a perspective view of a chemical mixing device according to an embodiment of the present invention.

Figure 2 is a perspective view of the mixing tank in the embodiment of the present invention.

Figure 3 is a perspective view of the first stirring component in the embodiment of the present invention.

Figure 4 is a perspective view of the exhaust part in the embodiment of the present invention.

Figure 5 is a perspective view of the second stirring component in the embodiment of the present invention.

Figure 6 is a perspective view of the top cover in the embodiment of the present invention.

Figure 7 is an assembly diagram of the first stirring component, the second stirring component and the exhaust part in the embodiment of the present invention.

Figure 8 is an assembly diagram of the first stirring component, the second stirring component, the exhaust part and the driving part in the embodiment of the present invention.

Figure 9 is a schematic structural diagram of a chemical mixing device according to an embodiment of the present invention.

Figure 10 is a partial enlarged view of a in Figure 7 of the present invention.

Figure 11 is a partial enlarged view of b in Figure 7 of the present invention.

Figure 12 is a partial enlarged view of c in Figure 9 of the present invention.

Reference signs: 1-mixing tank, 11-circular tank, 12-filter mesh plate, 13-conical cavity, 14-drain pipe, 2-top cover, 21-fixed tube, 22-sealing sheet, 23-feed pipe, 3-first stirring component, 31-transmission gear, 32-sealing strip, 33-U-shaped strip, 34-exhaust hole, 35-first stirring rod, 36-casing, 361-guide Air hole, 362-limiting slot, 4-driving part, 5-exhaust part, 51-air pump, 52-elbow, 53-conductive block, 54-second electromagnet, 6-second stirring component, 61-center tube, 62-second stirring rod, 63-fixed block, 64-first magnet block, 65-second return spring, 66-limiting rib.

Embodiments of the invention

In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention and are not intended to limit the present invention.

The specific implementation of the present invention will be described in detail below with reference to specific embodiments.

Referring to Figures 1 to 12, an embodiment of the present invention provides a chemical mixing device, which includes a mixing tank 1 and a top cover 2. The bottom of the mixing tank 1 is provided with a filter mesh plate 12, and the other end is connected to the top cover 2 The fixed connection also includes a first stirring component 3, a driving part 4 and a second stirring component 6. The driving part 4 is installed outside the mixing tank 1. After the granular or powdery materials and diluent enter the mixing tank 1, they cannot be immediately Dissolved granular or powdery materials will accumulate on the filter mesh plate 12, while the diluted materials will enter the bottom through the filter mesh plate 12;

The first stirring component 3 includes a transmission gear 31, a U-shaped bar 33, a first stirring rod 35 and a sleeve 36. The outside of the U-shaped bar 33 is in surface contact with the inner wall of the mixing tank 1 and the filter mesh plate 12, so The transmission gear 31 is connected between the mixing tank 1 and the top cover 2, the U-shaped bar 33 is fixedly connected to the transmission gear 31, and the sleeve 36 is fixedly connected to one end of the U-shaped bar 33 away from the top cover 2, so The first stirring rod 35 is connected to the inside of the U-shaped bar 33, and the driving part 4 is meshed with the transmission gear 31;

The second stirring component 6 includes a central tube 61 and a second stirring rod 62. The second stirring rod 62 is connected to the surface of the central tube 61. The second stirring rod 62 is distributed between two adjacent first stirring rods. 35, one end of the central tube 61 is movably sleeved in the sleeve 36.

In the embodiment of the present invention, the driving part 4 includes a driving motor and a driving gear. The driving gear is meshed with the transmission gear 31. The driving part 4 is driven by the transmission gear 31, the U-shaped bar 33, the first mixing rod 35, the sleeve 36, When the central tube 61 and the second stirring rod 62 rotate while stirring, the rotating U-shaped bar 33 can simultaneously clean off the foreign matter adhered to the inner wall of the mixing tank 1 and the surface of the filter mesh plate 12, and the rotating first stirring rod 35 and the second stirring rod 62 can entangle flocs such as hair mixed in the material to prevent clogging of the filter mesh plate 12, and has the characteristics of good stirring effect and good anti-blocking effect.

Referring to Figures 1 to 11, one embodiment of the present invention also includes an exhaust part 5. The exhaust part 5 includes an air pump 51, an elbow 52, a conductive block 53 and a second electromagnet 54. The air pump 51 is installed on the outside of the top cover 2, one end of the elbow 52 is installed on the outlet end of the air pump 51, the central tube 61 is movably set inside the elbow 52, and the conductive block 53 is fixedly set on the outside of the elbow 52. The second electromagnet 54 is connected to the conductive block 53. A fixed block 63 is fixedly mounted on the outside of the central tube 61. The first magnet block 64 is connected to the fixed block 63. The second electromagnet 54 is energized. It is adsorbed and connected with the first magnet block 64 .

Furthermore, the end of the central tube 61 away from the elbow 52 is connected to a limiting rib 66 extending in the axial direction. The inner diameter of the end of the sleeve 36 close to the central tube 61 is smaller than the inner diameter of the end close to the U-shaped bar 33 . The inner wall of one end of the sleeve 36 close to the central tube 61 is provided with a limiting groove 362 that is slidingly connected to the limiting rib 66. The central tube 61 is provided with a second movable sleeve at a position between the conductive block 53 and the fixed block 63. Return spring 65.

In the embodiment of the present invention, when the second electromagnet 54 is energized, the magnetic repulsion between the energized second electromagnet 54 and the first magnet block 64 overcomes the elastic force of the second return spring 65 and drives the central tube 61 away from the The direction of the elbow 52 moves, so that the limiting rib 66 leaves the limiting groove 362 and enters the bottom of the casing 36. At this time, the rotating U-shaped bar 33 no longer drives the center through the casing 36, the limiting groove 362, and the limiting rib 66. The tube 61 and the second stirring rod 62 rotate, and when the second electromagnet 54 is powered off, the elastic force of the second return spring 65 will drive the limiting rib 66 on the central tube 61 to re-enter the limiting groove 362, which is adjustable. Good and practical features.

Please refer to Figures 1 to 11. In one embodiment of the present invention, the U-shaped bar 33 is designed as a hollow structure, with a number of exhaust holes 34 provided on the outside. There is a gap between the sleeve 36 and the U-shaped bar 33. An air guide hole 361 is provided.

In the embodiment of the present invention, the high-pressure gas generated when the air pump 51 is working enters the U-shaped bar 33 through the elbow 52, the sleeve 36, and the air guide hole 361, and is finally ejected outward from the exhaust hole 34. The ejected high-pressure gas It can not only stir the materials, but also better clean the foreign matter adhered to the inner wall of the mixing tank 1 and the surface of the filter mesh plate 12, and has the characteristics of good stirring effect and good anti-blocking effect.

Please refer to Figures 1 to 12. In one embodiment of the present invention, circular grooves 11 are provided on the end surfaces of the mixing tank 1 and the top cover 2, and sealing strips 32 are connected to both sides of the transmission gear 31. The sealing strip 32 is rotatably connected in the circular groove 11. A fixed tube 21 is installed on the side wall of the top cover 2. A sealing piece 22 is connected inside the fixed tube 21. The bent tube 52 penetrates the fixed tube 21.

In the embodiment of the present invention, it has the characteristics of good sealing performance.

Please refer to Figures 1 to 12. In one embodiment of the present invention, a feed pipe 23 is installed above the top cover 2, and a conical cavity 13 is provided at the bottom of the mixing tank 1. The conical cavity 13 A drain pipe 14 is installed at the bottom.

The working principle of the present invention: when raw materials enter the mixing tank 1 through the feed pipe 23, the driving part 4 is started, and the driving part 4 drives the U-shaped bar 33 to rotate while stirring through the transmission gear 31. The rotating U-shaped bar 33 can also stir at the same time. Cleaning the remaining granular materials on the inner wall of the mixing tank 1 and the surface of the filter mesh plate 12 can prevent foreign matter from clogging the filter mesh plate 12, and can also fully stir the materials, and then start the air pump 51, and the high-pressure gas generated when the air pump 51 is working It enters the U-shaped bar 33 through the elbow 52, the casing 36, and the air guide hole 361, and is finally sprayed out from the exhaust hole 34. The sprayed high-pressure gas can better clean the adhesion on the inner wall of the mixing tank 1 and the filter. Foreign matter on the surface of the mesh plate 12 and the final gas are discharged upward through the feed pipe 23. The rotating U-shaped bar 33 also drives the center tube 61 and the second mixing rod 62 to rotate through the sleeve 36, the limiting groove 362, and the limiting rib 66. , the rotating first stirring rod 35 and the second stirring rod 62 can entangle the flocs such as hair mixed in the raw material, and then energize the second electromagnet 54. The energized second electromagnet 54 is in contact with the first The magnetic repulsion between the magnet blocks 64 overcomes the elastic force of the second return spring 65 and drives the central tube 61 to move in the direction away from the elbow 52, so that the limiting rib 66 leaves the limiting groove 362 and enters the bottom of the sleeve 36. At this time The rotating U-shaped bar 33 no longer drives the central tube 61 and the second stirring rod 62 to rotate through the sleeve 36, the limiting groove 362, and the limiting rib 66. In this way, the rotating first stirring rod 35 will interact with the second stirring rod 35. When the stirring rod 62 separates, the floc wrapped around the first stirring rod 35 and the second stirring rod 62 will be separated and fall into the mixing tank 1, thus realizing the integration of preventing clogging, cleaning impurities and stirring. function, the finally stirred liquid will be discharged through the drain pipe 14.

To sum up, when the driving part 4 is driven by the transmission gear 31 and the U-shaped bar 33, the first stirring rod 35, the sleeve 36, the central tube 61 and the second stirring rod 62 rotate while stirring, the rotating U-shaped bar 33 Foreign matter adhering to the inner wall of the mixing tank 1 and the surface of the filter mesh plate 12 can be cleaned at the same time. The rotating first stirring rod 35 and the second stirring rod 62 can wind up the hair and other flocs mixed in the material. , to prevent clogging of the filter mesh plate 12, and has the characteristics of good stirring effect and good anti-blocking effect.

For those skilled in the art, several embodiments and examples of the present invention have been described. However, these embodiments and examples are provided as examples and are not intended to limit the scope of the invention. These new embodiments can be implemented in various other forms, and various omissions, substitutions, and changes can be made without departing from the spirit of the invention. These embodiments and modifications thereof are included in the scope and spirit of the invention, and are included in the invention described in the claims and their equivalent scope.

In addition, it should be understood that although this specification is described in terms of implementations, not each implementation only contains an independent technical solution. This description of the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole. , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims

A chemical mixing device includes a mixing tank (1) and a top cover (2). The bottom of the mixing tank (1) is provided with a filter mesh plate (12), and the other end is fixedly connected to the top cover (2). It is characterized in that it also includes a first stirring component (3), a driving part (4) and a second stirring component (6), and the driving part (4) is installed outside the mixing tank (1);

The first stirring component (3) includes a transmission gear (31), a U-shaped bar (33), a first stirring rod (35) and a sleeve (36). The outside of the U-shaped bar (33) is in contact with the mixing tank (33). 1) The inner wall is in surface contact with the filter mesh plate (12). The transmission gear (31) is connected between the mixing tank (1) and the top cover (2). The U-shaped bar (33) is connected to the transmission gear (31). 31) Fixed connection, the sleeve (36) is fixedly connected to the end of the U-shaped bar (33) away from the top cover (2), and the first stirring rod (35) is connected to the inside of the U-shaped bar (33), The driving part (4) is meshed with the transmission gear (31);

The second stirring component (6) includes a central tube (61) and a second stirring rod (62). The second stirring rod (62) is connected to the surface of the central tube (61). The second stirring rod (62) ) is distributed between two adjacent first stirring rods (35), and one end of the central tube (61) is movably set in the sleeve (36).
A chemical mixing device according to claim 1, characterized in that it also includes an exhaust part (5), and the exhaust part (5) includes an air pump (51), an elbow (52), and a conductive block (53). ) and the second electromagnet (54). The air pump (51) is installed outside the top cover (2). One end of the elbow pipe (52) is installed at the air outlet end of the air pump (51). The central pipe (61) The movable sleeve is set inside the elbow (52), the conductive block (53) is fixedly set on the outside of the elbow (52), the second electromagnet (54) is connected to the conductive block (53), and the center A fixed block (63) is provided on the outer side of the tube (61). A first magnet block (64) is connected to the fixed block (63). The energized second electromagnet (54) and the first magnet block (64) ) snap connection.
A chemical mixing device according to claim 2, characterized in that, one end of the central tube (61) away from the elbow (52) is connected with a limiting rib (66) extending along the axial direction, and the The inner diameter of the end of the casing (36) close to the central tube (61) is smaller than the inner diameter of the end close to the U-shaped bar (33). The inner wall of the end of the casing (36) close to the central tube (61) is provided with a limiting rib (66). There is a slidingly connected limiting groove (362), and a second return spring (65) is movable on the central tube (61) between the conductive block (53) and the fixed block (63).
A chemical mixing device according to claim 3, characterized in that the U-shaped bar (33) is designed as a hollow structure, with several exhaust holes (34) provided on the outside, and the casing (36) An air guide hole (361) is provided between the U-shaped bar (33).
A chemical mixing device according to claim 4, characterized in that circular grooves (11) are provided on the end surfaces of the mixing tank (1) and the top cover (2), and both sides of the transmission gear (31) Sealing strips (32) are connected to both sides, and the sealing strips (32) are rotatably connected in the circular groove (11).
A chemical mixing device according to claim 5, characterized in that a fixed tube (21) is installed on the side wall of the top cover (2), and a sealing sheet (22) is connected inside the fixed tube (21). The bent pipe (52) penetrates the fixed pipe (21).
A chemical mixing device according to claim 6, characterized in that a feed pipe (23) is installed above the top cover (2), and a conical cavity (13) is provided at the bottom of the mixing tank (1). ), a drain pipe (14) is installed at the bottom of the tapered cavity (13).