Chemical stirring tank

Abstract

The utility model relates to the technical field of chemical stirring, in particular to a chemical stirring tank which comprises a tank body, a stirring shaft is rotatably arranged in the tank body, the stirring shaft is connected with a motor, a feed port is arranged at the upper end of the tank body, a discharge port is arranged at the lower end of the tank body, and the stirring shaft is arranged at the upper part in the tank body; a spiral shaft is rotationally arranged at the lower part in the tank body; the motor is connected with the screw shaft through a transmission mechanism; the stirring shaft and the spiral shaft have different rotating speeds. Compared with the prior art, when the motor drives the stirring shaft to rotate, the spiral shaft can be driven to rotate through the transmission mechanism, sediment materials can be stirred again after being lifted without additional power, and the stirring and dissolving efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical industry stirring technical field especially is related to a chemical industry stirring tank. BACKGROUND

[0002] The chemical industry stirring tank is an important chemical equipment, and is widely used in paint, medicine, building material, chemical industry, pigment, resin, food, scientific research and other industries.

[0003] When being used in the chemical industry field, the tank body of the stirring tank is used to stir and dissolve the material through the stirring shaft, but part of the undissolved material will still deposit in the bottom of the tank body, and the dissolution is not sufficient enough. For example, the chemical raw material stirring tank disclosed in the announcement No. CN220737129U comprises a raw material stirring tank body, a stirring shaft and stirring blades, the bottom end of the stirring shaft is provided with a sediment flushing assembly, the sediment flushing assembly comprises a stirring frame, a guide intercepting plate and a water flow discharge pipe, the raw material stirring tank body is provided with a water flow surge assembly for moving the material upward, the water flow surge assembly comprises a water flow conveying pipe, a connecting cross pipe, a water flow spraying pipe and a suction pump; the stirring frame, the guide intercepting plate and the water flow discharge pipe move with the stirring shaft, and the water flow is discharged by the water flow discharge pipe after being converged in the stirring frame and the guide intercepting plate.

[0004] In the above-mentioned scheme, the undissolved material is driven upward by the water flow surge assembly, and an additional power, i.e. the suction pump, is needed to complete the re-stirring of the deposited material after being lifted up. UTILITY MODEL CONTENTS

[0005] In view of the problem that the additional power is needed to complete the re-stirring of the deposited material after being lifted up, the utility model provides a chemical industry stirring tank.

[0006] To solve the above-mentioned problems, the utility model adopts the technical scheme that,

[0007] A chemical industry stirring tank comprises a tank body, a stirring shaft is rotationally arranged in the tank body, a motor is connected to the stirring shaft, a feeding port is arranged at the upper end of the tank body, a discharging port is arranged at the lower end of the tank body, and the stirring shaft is arranged at the upper part in the tank body; a spiral shaft is rotationally arranged at the lower part in the tank body; the motor is connected to the spiral shaft through a transmission mechanism; and the rotation speed of the stirring shaft is different from that of the spiral shaft. Through the arrangement of the spiral shaft, the undissolved material deposited in the bottom of the tank body can be lifted upward, and then stirred by the stirring shaft; when the motor drives the stirring shaft to rotate, the spiral shaft can also be driven to rotate through the transmission mechanism, so that the re-stirring of the deposited material after being lifted up can be completed without the need of an additional power, and the stirring and dissolving efficiency is improved. The different rotation speeds of the stirring shaft and the spiral shaft facilitate the formation of turbulent flow and improve the stirring effect.

[0008] Preferably, the stirring shaft and the spiral shaft are coaxially arranged with the tank body; the motor is arranged on the cover plate at the upper part of the tank body; the transmission mechanism is arranged outside the tank body; and the feeding port and the discharging port are eccentrically arranged.

[0009] Preferably, the spiral shaft comprises a rotating shaft; a spiral blade is arranged on the outer wall of the rotating shaft; the outer side wall of the spiral blade is gap-fitted with the inner wall of the tank body; the lower end of the rotating shaft is rotationally arranged at the lower end of the tank body; the lower end of the rotating shaft is provided with a connecting shaft; the connecting shaft penetrates the lower end of the tank body and is connected with the transmission mechanism; the upper end of the rotating shaft is provided with a groove one; and the lower end of the stirring shaft is connected with the bearing in the groove one. The stirring shaft is arranged in the groove one, which can improve the stability of the rotation of the stirring shaft and the spiral shaft and reduce the shaking.

[0010] Preferably, the upper end of the stirring shaft is rotationally arranged on the cover plate of the tank body; the upper end of the stirring shaft penetrates the cover plate and is connected with the output end of the motor; and the stirring shaft is connected with the transmission mechanism.

[0011] Preferably, a groove two is arranged in the middle of the bottom surface of the tank body; the lower end of the rotating shaft is rotationally arranged in the groove two; the connecting shaft penetrates the groove two; the lower end of the spiral blade is provided with an inverted edge; and the upper end of the spiral blade is provided with a guide block. The cross section of the guide block is arranged in a right-angled triangle, and the oblique side is arranged to face the spiral blade. The arrangement of the groove two can further improve the stability of the rotation of the spiral shaft. The arrangement of the inverted edge facilitates the stirring shaft to stir the deposited material in the tank body. The arrangement of the guide block can guide the deposited material brought up by the spiral blade upward again, which facilitates the stirring of the stirring shaft.

[0012] Preferably, the transmission mechanism comprises a first synchronous belt assembly, a second synchronous belt assembly and a transmission shaft; the transmission shaft is rotationally arranged on the outer wall of the tank body, and the axis of the transmission shaft is arranged in parallel with the axis of the tank body; the upper end of the stirring shaft is connected with the upper end of the transmission shaft through the first synchronous belt assembly; the lower end of the transmission shaft is connected with the connecting shaft through the second synchronous belt assembly; and the transmission ratios of the first synchronous belt assembly and the second synchronous belt assembly are different, which can ensure that the rotation speeds of the stirring shaft and the spiral shaft are different.

[0013] Preferably, the first synchronous belt assembly comprises a pulley one arranged on the upper end of the stirring shaft, a pulley two arranged on the upper end of the transmission shaft and a synchronous belt one; the outer diameter of the pulley one is greater than the outer diameter of the pulley two; the second synchronous belt assembly comprises a synchronous belt two and two pulley threes; and the pulley threes are arranged on the connecting shaft and the transmission shaft. This can make the rotation speed of the spiral shaft greater than that of the stirring shaft, reduce the influence of the material stirred by the upper stirring shaft on the spiral shaft and increase the amount of the deposited material driven by the spiral shaft.

[0014] The utility model discloses a technical scheme can see through above, the utility model discloses a merit is: through the setting of helical shaft, can bring up the undissolved material deposited in the bottom of jar to upward, then utilize the stirring shaft stirring, motor drives the stirring shaft rotation simultaneously, still can drive helical shaft rotation through transmission mechanism, need not extra setting power, can after the stirring of deposit material lifting again, improve stirring dissolution efficiency. The setting of different rotating speed of stirring shaft and helical shaft, the formation of turbulent flow is convenient, improves stirring effect. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to make the technical scheme of the utility model more obvious and easy to understand, the following will be briefly introduced the drawing needed to be used in the description, obviously, the drawing in the following description is only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not making creative labor, all other drawings obtained according to these drawings also belong to the scope of the patent protection.

[0016] Figure 1 It is the structural schematic diagram of the utility model.

[0017] Figure 2 It is the partial sectional view schematic diagram of the utility model.

[0018] Figure 3 It is the explosion structure schematic diagram of the utility model stirring shaft, bearing and helical shaft.

[0019] Figure 4 It is the structural schematic diagram of the helical shaft of the utility model.

[0020] MAIN REFERENCE NUMERALS EXPLANATION

[0021] 1-jar, 2-stirring shaft, 3-motor, 4-helical shaft, 5-bearing, 6-transmission shaft, 7-belt pulley one, 8-belt pulley two, 9-synchronous belt one, 10-synchronous belt two, 11-belt pulley three;

[0022] 101-feed inlet, 102-discharge port, 103-cover plate, 104-groove two;401-rotating shaft, 402-helical blade, 403-connecting shaft, 404-groove one, 405-inverted edge, 406-guide block. DETAILED DESCRIPTION

[0023] In order to make the purpose, feature, advantage of the utility model more obvious and easy to understand, the following will be combined the drawing in the embodiment, the technical scheme in the utility model is clearly and completely described, obviously, the embodiment described below is only a part of the embodiment of the utility model, not all embodiments. Based on the embodiment in the patent, all other embodiments obtained by ordinary skilled person in the art without making creative labor belong to the scope of the patent protection.

[0024] As Figures 1-4 The utility model provides a chemical mixing tank, including the whole is the cylinder shape's tank body 1 of upper end opening, tank body 1 upper end opening is provided with the cover plate 103, is rotationally arranged with the stirring shaft 2 in the tank body 1, and the stirring shaft 2 is connected with motor 3, and the tank body 1 upper end is provided with the feed inlet 101, and the tank body 1 lower end is provided with the discharge port 102, and the feed inlet 101 and the discharge port 102 are eccentric and are provided.

[0025] Wherein, the stirring shaft 2 is arranged in the upper part of the tank body 1; the helical shaft 4 is rotationally arranged in the lower part of the tank body 1; the motor 3 is connected with the helical shaft 4 through the transmission mechanism; the rotating speeds of the stirring shaft 2 and the helical shaft 4 are different. The stirring shaft 2 and the helical shaft 4 are coaxially arranged with the tank body 1; the motor 3 is arranged on the cover plate 103 at the upper part of the tank body 1; the transmission mechanism is arranged outside the tank body 1; the helical shaft 4 comprises a rotating shaft 401; the rotating shaft 401 is provided with helical blades 402 on the outer wall; the outer side wall of the helical blades 402 is gap-fitted with the inner wall of the tank body 1; the lower end of the rotating shaft 401 is rotationally arranged at the lower end of the tank body 1; the lower end of the rotating shaft 401 is provided with a connecting shaft 403; the connecting shaft 403 is connected with the transmission mechanism after penetrating through the lower end of the tank body 1; the upper end of the rotating shaft 401 is provided with a groove one 404; the lower end of the stirring shaft 2 is connected with the groove one 404 through the bearing 5. The stirring shaft 2 is arranged in the groove one 404, which can improve the stability of the rotation of the stirring shaft 2 and the helical shaft 4 and reduce the shaking. The bottom surface of the tank body 1 is provided with a groove two 104; the lower end of the rotating shaft 401 is rotationally arranged in the groove two 104; the connecting shaft 403 is arranged by penetrating through the groove two 104; the lower end of the helical blades 402 is provided with an inverted edge 405; the upper end of the helical blades 402 is provided with a guide block 406; the guide block 406 is provided in a right-angled triangle shape, and the oblique side is arranged to face the helical blades 402. The groove two 104 can further improve the stability of the rotation of the helical shaft 4. The inverted edge 405 is arranged to facilitate the stirring of the deposited material in the tank body 1; the guide block 406 is arranged to guide the deposited material brought up by the helical blades 402 upward again, which facilitates the stirring of the stirring shaft 2.

[0026] In the above arrangement, the transmission mechanism comprises a first synchronous belt assembly, a second synchronous belt assembly and a transmission shaft 6; the transmission shaft 6 is rotationally arranged on the outer wall of the tank body 1, and the axis of the transmission shaft 6 is arranged in parallel with the axis of the tank body 1; the upper end of the stirring shaft 2 is connected to the upper end of the transmission shaft 6 through the first synchronous belt assembly; the lower end of the transmission shaft 6 is connected to the connecting shaft 403 through the second synchronous belt assembly; the transmission ratio of the first synchronous belt assembly and the second synchronous belt assembly is different. The first synchronous belt assembly comprises a pulley one 7 arranged on the upper end of the stirring shaft 2, a pulley two 8 arranged on the upper end of the transmission shaft 6 and a synchronous belt one 9; the outer diameter of the pulley one 7 is greater than the outer diameter of the pulley two 8; the second synchronous belt assembly comprises a synchronous belt two 10 and two pulley threes 11; the pulley threes 11 are arranged on the connecting shaft 403 and the transmission shaft 6. The rotation speed of the spiral shaft 4 can be greater than that of the stirring shaft 2, the influence of the material stirred by the upper stirring shaft 2 on the spiral shaft 4 is reduced, and the amount of the deposited material driven by the spiral shaft 4 is increased.

[0027] In use, the material is put into the tank body 1 through the feeding port 101, the motor 3 drives the stirring shaft 2 to rotate, and at the same time, the motor 3 drives the spiral shaft 4 to rotate through the transmission mechanism, the undissolved material falls, the deposited material on the bottom surface of the tank body 1 rises under the driving of the spiral shaft 4, is guided through the guide block 406, and then is stirred by the stirring shaft 2 again to contact and dissolve with the solution again, so that the dissolution efficiency is improved. The rotation speed of the spiral shaft 4 is greater than that of the stirring shaft 2, so that the deposited material on the bottom surface of the tank body 1 is conveniently lifted up. Through the arrangement of the spiral shaft 4, the undissolved material deposited on the bottom of the tank body 1 can be lifted up and then stirred by the stirring shaft 2; the motor 3 drives the stirring shaft 2 to rotate, and at the same time, the motor 3 drives the spiral shaft 4 to rotate through the transmission mechanism, so that the deposited material lifted up can be stirred again without additional power, the stirring and dissolution efficiency is improved. The different rotation speeds of the stirring shaft 2 and the spiral shaft 4 facilitate the formation of turbulent flow and improve the stirring effect.

[0028] The above description of disclosed embodiments enables those skilled in the art to carry out or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A chemical mixing tank, comprising a tank body (1), a stirring shaft (2) rotatably disposed inside the tank body (1), a motor (3) connected to the stirring shaft (2), a feed inlet (101) disposed at the upper end of the tank body (1), and a discharge outlet (102) disposed at the lower end of the tank body (1), characterized in that, The stirring shaft (2) is located in the upper part of the tank (1); a spiral shaft (4) is rotatably installed in the lower part of the tank (1); the motor (3) is connected to the spiral shaft (4) through a transmission mechanism; the stirring shaft (2) and the spiral shaft (4) have different rotational speeds.

2. The chemical mixing tank according to claim 1, characterized in that, The stirring shaft (2) and the spiral shaft (4) are both coaxially arranged with the tank body (1); the motor (3) is arranged on the cover plate (103) on the upper part of the tank body (1); the transmission mechanism is arranged on the outside of the tank body (1); the feed inlet (101) and the discharge outlet (102) are both eccentrically arranged.

3. The chemical mixing tank according to claim 2, characterized in that, The spiral shaft (4) includes a rotating shaft (401); a spiral blade (402) is provided on the outer wall of the rotating shaft (401); the outer wall of the spiral blade (402) is in clearance fit with the inner wall of the tank (1); the lower end of the rotating shaft (401) is rotatably provided at the lower end of the tank (1); a connecting shaft (403) is provided at the lower end of the rotating shaft (401); the connecting shaft (403) passes through the lower end of the tank (1) and is connected to the transmission mechanism; a groove (404) is provided at the upper end of the rotating shaft (401); the lower end of the stirring shaft (2) is connected to the groove (404) through a bearing (5).

4. The chemical mixing tank according to claim 3, characterized in that, The upper end of the stirring shaft (2) is rotatably mounted on the cover plate (103) of the tank body (1); the upper end of the stirring shaft (2) passes through the cover plate (103) and is connected to the output end of the motor (3), and the stirring shaft (2) is connected to the transmission mechanism.

5. The chemical mixing tank according to claim 4, characterized in that, The tank body (1) has a groove 2 (104) in the middle of the bottom surface; the lower end of the rotating shaft (401) is rotatably set in the groove 2 (104); the connecting shaft (403) is set through the groove 2 (104); the lower end of the spiral blade (402) is provided with a chamfer (405); the upper end of the spiral blade (402) is provided with a guide block (406); the cross section of the guide block (406) is set in a right triangle, and the hypotenuse faces the spiral blade (402).

6. The chemical mixing tank according to claim 4, characterized in that, The transmission mechanism includes a first synchronous belt assembly, a second synchronous belt assembly, and a transmission shaft (6); the transmission shaft (6) is rotatably mounted on the outer wall of the tank (1), and the axis of the transmission shaft (6) is parallel to the axis of the tank (1); the upper end of the stirring shaft (2) is connected to the upper end of the transmission shaft (6) through the first synchronous belt assembly; the lower end of the transmission shaft (6) is connected to the connecting shaft (403) through the second synchronous belt assembly; the transmission ratios of the first synchronous belt assembly and the second synchronous belt assembly are different.

7. The chemical mixing tank according to claim 6, characterized in that, The first synchronous belt assembly includes a pulley 1 (7) disposed on the upper end of the stirring shaft (2), a pulley 2 (8) disposed on the upper end of the transmission shaft (6), and a synchronous belt 1 (9); the outer diameter of pulley 1 (7) is larger than the outer diameter of pulley 2 (8); the second synchronous belt assembly includes a synchronous belt 2 (10) and two pulleys 3 (11); pulleys 3 (11) are disposed on the connecting shaft (403) and the transmission shaft (6).

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