Energy-saving liquid preparation stirring tank

Abstract

The utility model discloses an energy-saving liquid preparation stirring tank which comprises a stirring tank shell, a variable frequency motor is fixedly arranged at the left end of the stirring tank shell, a first rotating shaft is arranged in the stirring tank shell, a sealing cover plate is arranged at the upper end of the stirring tank shell, and a stirring barrel is arranged on the upper end face of the sealing cover plate. A first shaft hole is vertically formed in the bottom of the stirring barrel, a second rotating shaft penetrates through the first shaft hole, a driven bevel gear is fixedly arranged at the lower end of the second rotating shaft, a driving bevel gear is fixedly arranged on the first rotating shaft, and a spiral blade is arranged at the right end of the driving bevel gear on the first rotating shaft; stirring rods are arranged at the upper ends of the second rotating shafts; a first solenoid valve is arranged on the first drain pipe at the right lower end of the stirring barrel, a connecting pipe is arranged at an outlet of the first solenoid valve, a liquid inlet is formed in the position, aligned to the first drain pipe, of the sealing cover plate, and the lower end of the connecting pipe is inserted into the liquid inlet. According to the technical scheme, the structural design is reasonable, the impurity filtering effect is good, liquid mixing is uniform, power consumption can be reduced, and practicability is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to agitator tank technical field, concretely relates to a kind of energy-saving liquid preparation agitator tank. BACKGROUND

[0002] Agitation technology is a kind of mixing technology widely used in chemical, food, pharmaceutical and other industries, which improves the mixing uniformity of materials through stirring process. The existing liquid preparation agitator tank structure still has deficiencies: (1) the existing liquid preparation agitator tank structure design is unreasonable, no filter device is arranged in the liquid preparation agitator tank, and the impurities in the solvent cannot be removed; (2) the existing liquid preparation agitator tank may have uneven mixing of upper and lower liquids during stirring; (3) the existing liquid preparation agitator is generally driven by a fixed-frequency motor to drive the stirring shaft, which consumes more power during operation, increases the stirring cost, and has poor practicability. SUMMARY

[0003] In view of the deficiencies of the prior art, the purpose of the utility model is to provide an energy-saving liquid preparation agitator tank with reasonable structure design, good impurity filtering effect, uniform liquid mixing, reduced power consumption and good practicability.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an energy-saving liquid preparation agitator tank, comprising an agitator tank shell, a variable-frequency motor is fixedly arranged at the left end of the agitator tank shell, a first rotating shaft is arranged in the agitator tank shell, and the left end of the first rotating shaft is fixedly connected with the motor shaft of the variable-frequency motor; a sealing cover plate is arranged at the upper end of the agitator tank shell, a stirring barrel is arranged at the left end of the upper end surface of the sealing cover plate close to the position of the variable-frequency motor, a first shaft hole is vertically arranged at the bottom of the stirring barrel, a second rotating shaft is arranged in the first shaft hole, a second shaft hole is arranged at the position of the first shaft hole of the sealing cover plate, the second rotating shaft extends into the agitator tank shell through the first shaft hole and the second shaft hole in sequence, and a driven bevel gear is fixedly arranged at the lower end of the second rotating shaft; a driving bevel gear matched with the driven bevel gear is fixedly arranged on the first rotating shaft, and the driving bevel gear is engaged with the driven bevel gear; and a spiral blade is arranged at the position of the right end of the driving bevel gear of the first rotating shaft.

[0005] The upper end of the second rotating shaft extends into the stirring barrel, and a stirring rod is arranged at the upper end of the second rotating shaft; a first liquid discharge pipe is integrally arranged at the right lower end of the stirring barrel, a first electromagnetic valve is arranged on the first liquid discharge pipe, a connecting pipe is arranged at the outlet of the first electromagnetic valve, a liquid inlet is arranged at the position of the sealing cover plate close to the first liquid discharge pipe, and the lower end of the connecting pipe is inserted into the liquid inlet.

[0006] The utility model further sets up: the inner bottom surface of stirring tank shell is provided with an open upward filter screen slot in the import position of first liquid discharge pipe, the right inner wall surface of stirring tank shell is provided with a magnet mounting groove in the import upper position of first liquid discharge pipe, magnet mounting groove is fixed with magnet, the filter screen slot is inserted with stainless steel filter screen, the right end surface of stainless steel filter screen is welded with iron sheet in magnet position alignment, the iron sheet is adsorbed on the magnet.

[0007] The utility model further sets up: first O type sealing ring is arranged in the first shaft hole, the first O type sealing ring is sleeved on the second rotating shaft, and the second rotating shaft is sealed between the inner wall surface of the first shaft hole through the first O type sealing ring.

[0008] The utility model further sets up: second O type sealing ring is arranged in the second shaft hole, the second O type sealing ring is sleeved on the second rotating shaft, and the second rotating shaft is sealed between the inner wall surface of the second shaft hole through the second O type sealing ring.

[0009] The utility model further sets up: the stirring bucket is stainless steel material, and the upper end of stirring bucket is integrally provided with a trumpet mouth, the lower end of stirring bucket is integrally provided with a plurality of first supporting legs, the lower end of each first supporting leg is fixedly connected with the upper end surface of sealing cover plate through a bolt, and the sealing cover plate is fixedly connected with the upper end surface of stirring tank shell through a bolt.

[0010] The utility model further sets up: the lower end of stirring tank shell is integrally provided with a plurality of second supporting legs, the right lower end of stirring tank shell is integrally provided with a second liquid discharge pipe, and the right end of second liquid discharge pipe is provided with a second electromagnetic valve.

[0011] The utility model further sets up: the lower end of second shaft hole is provided with rotating shaft positioning frame, the left end of rotating shaft positioning frame is fixedly connected with the left inner wall surface of stirring tank shell through a bolt, the right end of rotating shaft positioning frame is integrally provided with a shaft sleeve, the lower end of second rotating shaft is arranged in the shaft sleeve, and the upper end position of second rotating shaft on the shaft sleeve is provided with upper positioning piece, and the lower end position of second rotating shaft on the shaft sleeve is provided with lower positioning piece.

[0012] The utility model has the advantages of reasonable structure design compared with prior art,

[0013] The first rotating shaft in the stirring tank shell is driven to rotate by a variable frequency motor, the driving bevel gear and the helical blade are linked with the first rotating shaft, the driving bevel gear drives the driven bevel gear to rotate due to the meshing of the driving bevel gear and the driven bevel gear, the second rotating shaft and the stirring rod are linked with the driven bevel gear, the variable frequency motor can save 20% to 50% of electric energy compared with the existing fixed frequency motor, and only one variable frequency motor and one set of bevel gears are used to drive the two rotating shafts to rotate, the stirring rod in the stirring barrel performs primary stirring and mixing on the liquid added into the stirring barrel, then, the primary mixed liquid is filtered through the stainless steel filter screen, the impurity filtering effect is good, then, the first electromagnetic valve is opened, the filtered primary mixed liquid flows into the stirring tank shell through the first liquid discharge pipe and the connecting pipe, the first rotating shaft drives the helical blade to rotate, and the primary mixed liquid is mixed again in the movement process of the helical blade, the double-stage stirring and mixing are realized, the liquid is uniformly mixed, the mixing dead angle is avoided, the stirring efficiency is improved, and the practicality is good.

[0014] The utility model will be further described below in combination with the drawings and specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic diagram of the utility model embodiment;

[0016] Figure 2 It is a sectional view schematic diagram of the utility model embodiment;

[0017] Figure 3 It is Figure 2 The enlarged schematic diagram of the middle I part;

[0018] Figure 4 It is Figure 2 The enlarged schematic diagram of the middle II part;

[0019] Figure 5 It is a local structure schematic diagram of the utility model embodiment. DETAILED DESCRIPTION

[0020] In the description of the embodiment, it should be explained that, if the terms such as 'center', 'upper', 'lower', 'left', 'right','vertical', 'horizontal', 'inner', 'outer', 'front', 'back' and the like appear, the indicated orientation or position relationship is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore, it cannot be understood as the limitation on the utility model that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as the limitation on the utility model. In addition, if the terms such as 'first','second', 'third' appear, they are only for the description purpose, and cannot be understood as indicating or implying relative importance.

[0021] Referring to Figures 1 to 5The utility model discloses an energy -saving liquid preparation stirring tank, including the stirring tank casing 1, the left -hand side fixed setting of stirring tank casing 1 has variable frequency motor 2, be provided with first rotating shaft 3 in stirring tank casing 1, first rotating shaft 3 left -hand side with motor shaft fixed connection of variable frequency motor 2, the upper end of stirring tank casing 1 is provided with sealing cover plate 4, the upper end face left -hand side of sealing cover plate 4 is close to the position setting of variable frequency motor and is provided with stirring bucket 5, the bottom vertical of stirring bucket 5 is provided with a first axle hole 51, second rotating shaft 6 is passed in first axle hole 51, sealing cover plate 4 is provided with second axle hole 41 in the position of first axle hole 51, second rotating shaft 6 lower extreme passes through first axle hole 51 and second axle hole 41 in proper order and stretches into stirring tank casing 1, and second rotating shaft 6 lower extreme is fixedly set up with driven bevel gear 7, first rotating shaft 3 is fixedly set up with the driving bevel gear 8 that matches with the driven bevel gear, and this driving bevel gear 8 is engaged with driven bevel gear 7, and first rotating shaft 3 is provided with helical blade 9 in the right -hand side position of driving bevel gear 8,

[0022] Second rotating shaft 6 upper extreme stretches into stirring bucket 5, and second rotating shaft 6 upper extreme is provided with stirring rod 10, the right -hand side lower end of stirring bucket 5 is integrally provided with first liquid discharge pipe 52, first liquid discharge pipe 52 is provided with first electromagnetic valve 11, and the outlet of first electromagnetic valve 11 is provided with connecting pipe 12, and sealing cover plate 4 is provided with liquid inlet 42 in the position of first liquid discharge pipe 52, and the lower extreme of connecting pipe 12 is inserted into liquid inlet 42.

[0023] As preferred, the liquid inlet 42 is a through hole, and the lower end of the connecting pipe 12 is inserted into the stirring tank casing 1.

[0024] The left end of the stirring tank casing 1 is integrally provided with a motor mounting rack, the variable frequency motor 2 is fixedly connected with the motor mounting rack through bolts; the motor shaft of the variable frequency motor 2 is fixedly connected with the left end of the first rotating shaft 3 through a shaft coupling or through welding; the lower end of the second rotating shaft 6 is fixedly connected with the driven bevel gear 7 through bolts or through welding; the first rotating shaft 3 is fixedly connected with the driving bevel gear 8 through bolts or through welding; the helical blade 9 is fixedly connected with the first rotating shaft 3 through welding; and the upper end of the second rotating shaft 6 is fixedly connected with the stirring rod 10 through bolts.

[0025] In order to make the structure design of the utility model more reasonable, as preferred, the inner bottom surface of the stirring tank shell 1 is provided with an upwardly open filter screen slot 13 near the inlet position of the first liquid discharge pipe, the right inner wall surface of the stirring tank shell 1 is provided with a magnet mounting slot above the inlet of the first liquid discharge pipe, a magnet 14 is fixedly arranged in the magnet mounting slot, a stainless steel filter screen 15 is inserted into the filter screen slot 13, and an iron sheet 16 is welded to the right end surface of the stainless steel filter screen 15 and aligned with the magnet position.

[0026] The first shaft hole 51 is provided with a first O-shaped sealing ring 511, the first O-shaped sealing ring 511 is sleeved on the second rotating shaft 6, and the second rotating shaft 6 is sealed between the first O-shaped sealing ring 511 and the inner wall surface of the first shaft hole 51.

[0027] The second shaft hole 41 is provided with a second O-shaped sealing ring 17, the second O-shaped sealing ring 17 is sleeved on the second rotating shaft 6, and the second rotating shaft 6 is sealed between the second O-shaped sealing ring 17 and the inner wall surface of the second shaft hole 41.

[0028] The stirring barrel 5 is made of stainless steel, the upper end of the stirring barrel 5 is integrally provided with a flared mouth 53, the lower end of the stirring barrel 5 is integrally provided with a plurality of first supporting legs 54, the lower end of each first supporting leg 54 is fixedly connected to the upper end surface of the sealing cover plate 4 through bolts, and the sealing cover plate 4 is fixedly connected to the upper end surface of the stirring tank shell 1 through bolts.

[0029] The lower end of the stirring tank shell 1 is integrally provided with a plurality of second supporting legs 18, the lower right end of the stirring tank shell 1 is integrally provided with a second liquid discharge pipe 19, and the right end of the second liquid discharge pipe 19 is provided with a second electromagnetic valve 20.

[0030] The lower end of the stirring tank shell 1 is integrally provided with a plurality of second supporting legs 18, the lower right end of the stirring tank shell 1 is integrally provided with a second liquid discharge pipe 19, and the right end of the second liquid discharge pipe 19 is provided with a second electromagnetic valve 20.

[0031] As preferred, the upper positioning member 22 and the lower positioning member 23 are both convex rings or clamps. The number of the second supporting legs 18 is four, and the second supporting legs 18 are distributed in a ring shape or a rectangular shape.

[0032] In actual application, the first rotating shaft 3 in the stirring tank shell 1 is driven to rotate by the variable frequency motor 2, the driving bevel gear 8 and the spiral blade 9 are linked with the first rotating shaft 3, the driving bevel gear 8 drives the driven bevel gear 7 to rotate due to the meshing of the driving bevel gear 8 and the driven bevel gear 7, the second rotating shaft 6 and the stirring rod 10 are linked with the driven bevel gear 7, the structure is reasonable, the variable frequency motor can save 20% to 50% of electric energy compared with the existing fixed frequency motor, only one variable frequency motor and one set of bevel gears are used to drive the two rotating shafts to rotate, the stirring rod 10 in the stirring barrel 5 performs primary stirring and mixing on the liquid added into the stirring barrel 5, then the primary mixed liquid is filtered through the stainless steel filter screen 15, the impurity filtering effect is good, then the first electromagnetic valve 11 is opened, the filtered primary mixed liquid flows into the stirring tank shell 1 through the first liquid discharge pipe 52 and the connecting pipe 12, the first rotating shaft 3 drives the spiral blade 9 to rotate, the primary mixed liquid is mixed again in the movement process of the spiral blade, the double-stage stirring and mixing is realized, the liquid is uniformly mixed, the mixing dead angle is avoided, the stirring efficiency is improved, and the practicability is good.

[0033] The above embodiment is a specific description of the utility model, which is only used for further illustrating the utility model, and cannot be understood as limiting the protection scope of the utility model. The skilled in the art can make some non-essential improvements and adjustments to the utility model according to the content of the utility model, and all of them fall within the protection scope of the utility model.

Claims

1. An energy-saving liquid mixing tank, comprising a tank shell (1), characterized in that: A variable frequency motor (2) is fixedly installed at the left end of the mixing tank shell (1). A first rotating shaft (3) is installed inside the mixing tank shell (1). The left end of the first rotating shaft (3) is fixedly connected to the motor shaft of the variable frequency motor (2). A sealing cover plate (4) is installed at the upper end of the mixing tank shell (1). A mixing tank (5) is installed at the left end of the upper surface of the sealing cover plate (4) near the variable frequency motor. A first shaft hole (51) is vertically installed at the bottom of the mixing tank (5). A second rotating shaft (6) passes through the first shaft hole (51). The sealing cover plate (4) A second shaft hole (41) is provided aligned with the first shaft hole (51). The lower end of the second rotating shaft (6) passes through the first shaft hole (51) and the second shaft hole (41) in sequence and extends into the mixing tank shell (1). A driven bevel gear (7) is fixedly provided at the lower end of the second rotating shaft (6). A driving bevel gear (8) that matches the driven bevel gear is fixedly provided on the first rotating shaft (3). The driving bevel gear (8) meshes with the driven bevel gear (7). A spiral blade (9) is provided at the right end of the first rotating shaft (3). The upper end of the second rotating shaft (6) extends into the mixing tank (5), and a stirring rod (10) is provided on the upper end of the second rotating shaft (6); a first drain pipe (52) is integrally provided on the lower right end of the mixing tank (5), a first solenoid valve (11) is provided on the first drain pipe (52), a connecting pipe (12) is provided at the outlet of the first solenoid valve (11), and an inlet (42) is provided on the sealing cover plate (4) aligned with the position of the first drain pipe (52), and the lower end of the connecting pipe (12) is inserted into the inlet (42).

2. The energy-saving liquid mixing tank according to claim 1, characterized in that: A filter slot (13) with an upward opening is provided on the inner bottom surface of the mixing tank shell (1) near the inlet of the first drain pipe. A magnet mounting groove is provided on the right inner wall surface of the mixing tank shell (1) near the inlet of the first drain pipe. A magnet (14) is fixedly installed in the magnet mounting groove. A stainless steel filter (15) is inserted into the filter slot (13). An iron sheet (16) is welded to the upper end of the right end face of the stainless steel filter (15) aligned with the magnet position. The iron sheet (16) is adsorbed onto the magnet (14).

3. The energy-saving liquid mixing tank according to claim 2, characterized in that: A first O-ring (511) is provided in the first shaft hole (51). The first O-ring (511) is sleeved on the second rotating shaft (6). The second rotating shaft (6) forms a seal between the first O-ring (511) and the inner wall surface of the first shaft hole (51).

4. The energy-saving liquid mixing tank according to claim 3, characterized in that: A second O-ring (17) is provided in the second shaft hole (41). The second O-ring (17) is sleeved on the second rotating shaft (6). The second rotating shaft (6) forms a seal between the second O-ring (17) and the inner wall surface of the second shaft hole (41).

5. An energy-saving liquid mixing tank according to claim 1 or 4, characterized in that: The mixing tank (5) is made of stainless steel, and the upper end of the mixing tank (5) is integrally provided with a flared mouth (53). The lower end of the mixing tank (5) is integrally provided with a number of first legs (54). The lower end of each first leg (54) is fixed to the upper end of the sealing cover (4) by bolts. The sealing cover (4) is fixed to the upper end of the mixing tank shell (1) by bolts.

6. The energy-saving liquid mixing tank according to claim 5, characterized in that: The lower end of the mixing tank shell (1) is integrally provided with several second support legs (18), and the lower right end of the mixing tank shell (1) is integrally provided with a second drain pipe (19), and the right end of the second drain pipe (19) is provided with a second solenoid valve (20).

7. The energy-saving liquid mixing tank according to claim 1, characterized in that: A rotating shaft positioning frame (21) is provided below the second shaft hole (41). The left end of the rotating shaft positioning frame (21) is fixed to the left inner wall of the mixing tank shell (1) by bolts. A bushing (211) is integrally provided on the right end of the rotating shaft positioning frame (21). The lower end of the second rotating shaft (6) passes through the bushing (211). An upper positioning part (22) is provided on the upper end of the bushing (211) and a lower positioning part (23) is provided on the lower end of the bushing (211).

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