Polycarboxylate superplasticizer stirrer

Abstract

The utility model discloses a polycarboxylate superplasticizer stirrer which comprises a stirring tank, a grading stirring mechanism and a stirring lifting mechanism, a shifting groove is formed in the upper end of the stirring tank, and the interior of the shifting groove is slidably connected with an upper side mounting cover; the graded stirring mechanism comprises a rotating groove, a middle rotating rod, graded stirring plates and an isolation plate, the rotating groove is formed in the lower surface of the upper side mounting cover, the middle rotating rod is rotationally connected to the middle of the rotating groove, the graded stirring plates are uniformly distributed on the outer arc surface of the middle rotating rod, and the isolation plate is arranged on the upper side of the outer arc surface of the middle rotating rod; the stirring lifting mechanism comprises a mounting plate, a sliding block, a connecting frame and a top sliding groove, the mounting plate is arranged on the left side of the upper surface of the stirring tank, the top sliding groove is formed in the middle of the mounting plate, and the sliding block is slidably connected into the top sliding groove. And the stirring operation of the polycarboxylate superplasticizer is more comprehensive.

Description

Technical Field

[0001] The utility model relates to the technical field of polycarboxylate water reducers, in particular to a polycarboxylate water reducer mixer. Background Art

[0002] Polycarboxylate superplasticizer is a high-performance water reducer and a cement dispersant used in cement concrete. A superplasticizer is a concrete admixture that reduces mixing water usage while maintaining a relatively constant concrete slump. Most polycarboxylate superplasticizers are anionic surfactants, including lignin sulfonates and naphthalene sulfonate formaldehyde polymers. When added to the concrete mix, they disperse cement particles and improve workability.

[0003] Patent application number CN201721218068.2 discloses a polycarboxylic acid high-performance water-reducing agent synthesis reaction device, which includes a kettle body with an enameled inner sidewall and a stainless steel outer sidewall, a reducer, and a motor. A working chamber is provided inside the kettle body, and the reducer is located at the bottom output end of the motor. The bottom end of the reducer is provided with a dynamic stirring blade extending into the working chamber, and a defoaming stabilization layer is provided on the dynamic stirring blade. The working chamber is provided with a fixed stirring blade and a temperature sensor, and also includes a heating box, a controller, and a water pump. A heating rod is provided in the heating box.

[0004] When the above-mentioned synthesis reaction device is in use, the stirring blade can only rotate at a constant height, and the stirring direction of the mixer is single, which may lead to incomplete stirring. Therefore, we propose a polycarboxylate water reducer mixer. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide a polycarboxylate water-reducing agent mixer. The multiple stirring blades have a large stirring amplitude and are height-adjustable. The polycarboxylate water-reducing agent stirring operation is more comprehensive, which can effectively solve the problems in the background technology.

[0006] To achieve the above-mentioned object, the utility model provides the following technical solution: a polycarboxylate water-reducing agent mixer, comprising a stirring tank, a grading stirring mechanism and a stirring lifting mechanism;

[0007] Mixing tank: a shift groove is opened on the upper end of the mixing tank, and the upper mounting cover is slidably connected to the interior of the shift groove;

[0008] Grading stirring mechanism: It includes a rotating trough, a middle rotating rod, a grading stirring plate and an isolation plate. The rotating trough is opened on the lower surface of the upper mounting cover. The middle part of the rotating trough is rotatably connected to the middle rotating rod. The outer arc surface of the middle rotating rod is provided with evenly distributed grading stirring plates. The upper side of the outer arc surface of the middle rotating rod is provided with an isolation plate.

[0009] Stirring and lifting mechanism: It includes a mounting plate, a slider, a connecting frame and a top slide. The mounting plate is arranged on the left side of the upper surface of the mixing tank. A top slide is opened in the middle of the mounting plate. The slider is slidably connected inside the top slide. The right side of the slider is fixedly connected to the upper end of the upper mounting cover through the connecting frame. Multiple stirring blades have a large stirring amplitude and are height-adjustable, making the mixing operation of the polycarboxylate water-reducing agent more comprehensive.

[0010] Furthermore, it also includes a single-chip microcomputer, which is arranged outside the mixing tank, and the input end of the single-chip microcomputer is electrically connected to the external power supply to control the normal operation of the electrical appliance.

[0011] Furthermore, the graded stirring mechanism also includes a rounded rotating plate, a circular groove, gears, teeth and a side rotating rod. The rounded rotating plate is fixedly sleeved on the upper side of the outer arc surface of the middle rotating rod. Circular grooves are opened on the left and right sides of the rounded rotating plate. The inside of the circular grooves is connected to gears through a rotating shaft. The inner arc surface of the rotating groove is provided with evenly distributed teeth. The two gears are engaged with the teeth. The lower ends of the two rotating shafts are fixedly connected to the side rotating rods. The outer arc surfaces of the two side rotating rods are provided with evenly distributed spiral stirring blades to realize the function of side stirring.

[0012] Furthermore, it also includes a stirring motor, which is arranged in the middle of the upper surface of the upper mounting cover. The output shaft of the stirring motor is fixedly connected to the upper end of the middle rotating rod, and the input end of the stirring motor is electrically connected to the output end of the single-chip microcomputer to provide power for stirring.

[0013] Furthermore, the stirring and lifting mechanism also includes a screw and a position adjustment motor. The screw is rotatably connected to the inside of the top slide, the outer thread surface of the screw is threadedly connected to the middle part of the slider, and the upper end of the mounting plate is provided with a position adjustment motor. The output shaft of the position adjustment motor is fixedly connected to the middle part of the screw, and the input end of the position adjustment motor is electrically connected to the output end of the single-chip microcomputer to realize the function of adjusting the stirring height.

[0014] Furthermore, it also includes a temperature sensor, which is arranged on the front side of the outer arc surface of the stirring tank, and the measuring end of the temperature sensor extends to the interior of the stirring tank. A heating plate is provided on the side tank wall of the stirring tank. The temperature sensor is bidirectionally electrically connected to the single-chip microcomputer, and the input end of the heating plate is electrically connected to the output end of the single-chip microcomputer to realize the function of regulating the temperature of the polycarboxylate water reducer.

[0015] Furthermore, it also includes a feed pipe, which is arranged on the upper right side of the outer arc surface of the stirring tank. A discharge pipe is provided at the bottom end of the stirring tank. A solenoid valve is connected in series in the middle of the discharge pipe. The input end of the solenoid valve is electrically connected to the output end of the single-chip microcomputer to realize the function of feeding and discharging the polycarboxylic acid water reducer.

[0016] Furthermore, it also includes a bracket, which is arranged at the lower end of the mixing tank to support the mixer.

[0017] Compared with the prior art, the beneficial effects of the present invention are: the polycarboxylate water-reducing agent mixer has the following advantages:

[0018] 1. Before carrying out the mixing operation, place the mixer on the designated workstation through the bracket. At this time, the material to be mixed can be added into the mixing tank through the feed pipe. At this time, the single-chip microcomputer can be controlled to operate the position adjustment motor, and the output shaft of the position adjustment motor rotates, thereby driving the screw to rotate, and then driving the slider to move downward in the top slide to the designated position, and then driving the upper mounting cover to move down to the designated position in the shift slot through the connecting frame. At this time, the graded stirring plate on the middle rotating rod and the spiral stirring blade on the side rotating rod are immersed in the lower end of the liquid surface, and the stirring height can be freely adjusted.

[0019] 2. When stirring operation is required, the single chip microcomputer can be controlled to operate the stirring motor, and the output shaft of the stirring motor rotates, thereby driving the middle rotating rod to rotate, and then driving the graded stirring plate to stir the liquid inside the stirring tank. At the same time, the rotation of the middle rotating rod will also drive the rounded rotating plate to rotate, and then drive the gear to rotate through the teeth, and then drive the spiral stirring blades to rotate through the side rotating rods. The graded stirring plates on the middle rotating rod and the spiral stirring blades on the side rotating rods continuously stir the liquid. The liquid is affected by centrifugal force, and the attached crops in the liquid will gather to the center, and then be broken up by the graded stirring plates. At this time, the single chip microcomputer can be controlled to adjust the height of the graded stirring plates and the spiral stirring blades to stir the sediment at the bottom of the stirring tank. Multiple stirring plates have a large stirring amplitude and are height-adjustable, making the polycarboxylate water reducer mixing operation more comprehensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a schematic cross-sectional view of the graded stirring mechanism of the utility model.

[0022] In the figure: 1 mixing tank, 2 shifting groove, 3 upper mounting cover, 4 graded mixing mechanism, 41 rotating groove, 42 middle rotating rod, 43 graded stirring plate, 44 isolation plate, 45 rounded rotating plate, 46 circular groove, 47 gear, 48 teeth, 49 side rotating rod, 5 mixing lifting mechanism, 51 mounting plate, 52 screw rod, 53 slider, 54 connecting frame, 55 top slide, 56 position adjustment motor, 6 mixing motor, 7 temperature sensor, 8 heating plate, 9 feeding pipe, 10 discharging pipe, 11 solenoid valve, 12 bracket, 13 single chip microcomputer. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] See also Figure 1-2 , this embodiment provides a technical solution: a polycarboxylate water-reducing agent mixer, comprising a stirring tank 1, a grading stirring mechanism 4 and a stirring lifting mechanism 5;

[0025] Mixing tank 1: a shift groove 2 is provided at its upper end, an upper mounting cover 3 is slidably connected to the interior of the shift groove 2, and the mixing tank 1 also includes a single-chip microcomputer 13, the single-chip microcomputer 13 is arranged on the outside of the mixing tank 1, and the input end of the single-chip microcomputer 13 is electrically connected to an external power supply, and also includes a temperature sensor 7, the temperature sensor 7 is arranged on the front side of the outer arc surface of the mixing tank 1, and the measuring end of the temperature sensor 7 extends to the interior of the mixing tank 1, a heating plate 8 is provided on the side tank wall of the mixing tank 1, the temperature sensor 7 is bidirectionally electrically connected to the single-chip microcomputer 13, the input end of the heating plate 8 is electrically connected to the output end of the single-chip microcomputer 13, and also includes a feed pipe 9, the feed pipe 9 is arranged on the upper right side of the outer arc surface of the mixing tank 1, and a discharge pipe 10 is provided at the bottom end of the mixing tank 1, and a solenoid valve 11 is connected in series in the middle of the discharge pipe 10, and the input end of the solenoid valve 11 is electrically connected to the output end of the single-chip microcomputer 13, and also includes a bracket 12, and the bracket 12 is arranged at the lower end of the mixing tank 1;

[0026] The graded stirring mechanism 4 includes a rotating groove 41, a middle rotating rod 42, a graded stirring plate 43 and an isolation plate 44. The rotating groove 41 is opened on the lower surface of the upper mounting cover 3. The middle of the rotating groove 41 is rotatably connected to the middle rotating rod 42. The outer arc surface of the middle rotating rod 42 is provided with evenly distributed graded stirring plates 43. The upper side of the outer arc surface of the middle rotating rod 42 is provided with an isolation plate 44. The graded stirring mechanism 4 also includes a rounded rotating plate 45, a circular groove 46, a gear 47, teeth 48 and a side rotating rod 49. The rounded rotating plate 45 is fixedly sleeved on the upper side of the outer arc surface of the middle rotating rod 42. The left and right sides of the rounded rotating plate 45 are connected. A circular groove 46 is provided on each side, and a gear 47 is connected to the inside of the circular groove 46 by a rotating shaft. The inner arc surface of the rotating groove 41 is provided with evenly distributed teeth 48, and the two gears 47 are meshed with the teeth 48. The lower ends of the two rotating shafts are fixedly connected to the side rotating rods 49, and the outer arc surfaces of the two side rotating rods 49 are provided with evenly distributed spiral stirring blades. A stirring motor 6 is also included. The stirring motor 6 is arranged in the middle of the upper surface of the upper mounting cover 3. The output shaft of the stirring motor 6 is fixedly connected to the upper end of the middle rotating rod 42, and the input end of the stirring motor 6 is electrically connected to the output end of the single-chip microcomputer 13;

[0027] Stirring and lifting mechanism 5: It includes a mounting plate 51, a slider 53, a connecting frame 54 and a top slide 55. The mounting plate 51 is arranged on the left side of the upper surface of the stirring tank 1. A top slide 55 is opened in the middle of the mounting plate 51. The slider 53 is slidably connected to the inside of the top slide 55. The right side of the slider 53 is fixedly connected to the upper end of the upper mounting cover 3 through the connecting frame 54. The stirring and lifting mechanism 5 also includes a screw rod 52 and a position adjustment motor 56. The screw rod 52 is rotatably connected to the inside of the top slide 55. The external threaded surface of the screw rod 52 is threadedly connected to the middle part of the slider 53. A position adjustment motor 56 is provided at the upper end of the mounting plate 51. The output shaft of the position adjustment motor 56 is fixedly connected to the middle part of the screw rod 52. The input end of the position adjustment motor 56 is electrically connected to the output end of the single-chip microcomputer 13.

[0028] The working principle of the polycarboxylate water-reducing agent mixer provided by the present invention is as follows: the mixer is placed on the designated work station through the bracket 12. At this time, the material to be mixed can be added into the interior of the mixing tank 1 through the feeding pipe 9. At this time, the single-chip microcomputer 13 can be regulated, the position adjustment motor 56 is in operation, and the output shaft of the position adjustment motor 56 rotates, thereby driving the screw rod 52 to rotate, thereby driving the slider 53 to move downward in the top slide 55 to the designated position, and then driving the upper mounting cover 3 to move downward in the shift groove 2 to the designated position through the connecting frame 54. At this time, the graded stirring plate 43 on the middle rotating rod 42 and the spiral stirring blades on the side rotating rod 49 are immersed in the lower end of the liquid surface. At this time, the single-chip microcomputer 13 can be regulated, the stirring motor 6 is in operation, and the output shaft of the stirring motor 6 rotates, thereby driving the middle rotating rod 42 to rotate, thereby driving the graded stirring plate 43 to stir the interior of the mixing tank 1 The liquid, at the same time, the rotation of the middle rotating rod 42 will also drive the rounded rotating plate 45 to rotate, and then drive the gear 47 to rotate through the teeth 48, and then drive the spiral stirring blade to rotate through the side rotating rod 49. The graded stirring plate 43 on the middle rotating rod 42 and the spiral stirring blade on the side rotating rod 49 continue to stir the liquid. The liquid is affected by centrifugal force, and the attached crops in the liquid will gather to the center, and then be broken up by the graded stirring plate 43. At this time, the single-chip microcomputer 13 can be regulated, and then the height of the graded stirring plate 43 and the spiral stirring blade is adjusted to stir the sediment at the bottom of the tank body. At the same time, the single-chip microcomputer 13 can be regulated, the temperature sensor 7 and the heating plate 8 can be operated at the same time to heat the liquid to the specified temperature. After completing the stirring operation, the single-chip microcomputer 13 can be regulated to stop stirring, and the solenoid valve 11 is operated to discharge the liquid inside the stirring tank 1 from the discharge pipe 10 to the outside of the mixer.

[0029] It is worth noting that the single chip microcomputer 13 disclosed in the above embodiment is specifically model S7-200, and the position adjustment motor 56, stirring motor 6, temperature sensor 7 and solenoid valve 11 can be freely configured according to the actual application scenario. It is recommended to use the FHB31122 stepper motor for the position adjustment motor 56, the YE2-7124 reduction motor for the stirring motor 6, the BL-NTC-WD-566 temperature sensor for the temperature sensor 7, and the D943H-16C large-caliber electric flange hard-sealed butterfly valve for the solenoid valve 11. The single chip microcomputer 13 controls the position adjustment motor 56, the stirring motor 6, the temperature sensor 7 and the solenoid valve 11 using methods commonly used in the prior art.

[0030] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. Polycarboxylate water reducer mixer, characterized by: It comprises a stirring tank (1), a grading stirring mechanism (4) and a stirring lifting mechanism (5); A stirring tank (1) is provided with a shifting groove (2) at its upper end, and an upper mounting cover (3) is slidably connected to the interior of the shifting groove (2); The graded stirring mechanism (4) comprises a rotating groove (41), a middle rotating rod (42), a graded stirring plate (43) and an isolation plate (44). The rotating groove (41) is provided on the lower surface of the upper mounting cover (3). The middle portion of the rotating groove (41) is rotatably connected to the middle rotating rod (42). The outer arc surface of the middle rotating rod (42) is provided with evenly distributed graded stirring plates (43). The upper side of the outer arc surface of the middle rotating rod (42) is provided with an isolation plate (44). The stirring and lifting mechanism (5) comprises a mounting plate (51), a slider (53), a connecting frame (54) and a top chute (55). The mounting plate (51) is arranged on the left side of the upper surface of the stirring tank (1). The middle part of the mounting plate (51) is provided with a top chute (55). The slider (53) is slidably connected inside the top chute (55). The right side of the slider (53) is fixedly connected to the upper end of the upper mounting cover (3) through the connecting frame (54).

2. The polycarboxylate water-reducing agent mixer according to claim 1, characterized in that: The invention also comprises a single chip microcomputer (13), wherein the single chip microcomputer (13) is arranged outside the stirring tank (1), and an input end of the single chip microcomputer (13) is electrically connected to an external power supply.

3. The polycarboxylate water-reducing agent mixer according to claim 1, characterized in that: The grading stirring mechanism (4) further comprises a rounded corner rotating plate (45), a circular groove (46), a gear (47), teeth (48) and a side rotating rod (49). The rounded corner rotating plate (45) is fixedly sleeved on the upper side of the outer arc surface of the middle rotating rod (42). The left and right sides of the rounded corner rotating plate (45) are both provided with circular grooves (46). The inside of the circular groove (46) is rotatably connected to the gear (47) through a rotating shaft. The inner arc surface of the rotating groove (41) is provided with uniformly distributed teeth (48). The two gears (47) are meshed with the teeth (48). The lower ends of the two rotating shafts are fixedly connected to the side rotating rods (49). The outer arc surfaces of the two side rotating rods (49) are both provided with uniformly distributed spiral stirring blades.

4. The polycarboxylate water-reducing agent mixer according to claim 2, characterized in that: The invention also includes a stirring motor (6), which is arranged in the middle of the upper surface of the upper mounting cover (3), the output shaft of the stirring motor (6) is fixedly connected to the upper end of the middle rotating rod (42), and the input end of the stirring motor (6) is electrically connected to the output end of the single chip microcomputer (13).

5. The polycarboxylate water-reducing agent mixer according to claim 2, characterized in that: The stirring and lifting mechanism (5) further comprises a screw rod (52) and a position adjustment motor (56), wherein the screw rod (52) is rotatably connected to the inside of the top slide groove (55), the external thread surface of the screw rod (52) is threadedly connected to the middle of the slider (53), the upper end of the mounting plate (51) is provided with a position adjustment motor (56), the output shaft of the position adjustment motor (56) is fixedly connected to the middle of the screw rod (52), and the input end of the position adjustment motor (56) is electrically connected to the output end of the single chip computer (13).

6. The polycarboxylate water-reducing agent mixer according to claim 2, characterized in that: The stirring tank (1) further comprises a temperature sensor (7), the temperature sensor (7) being arranged on the front side of the outer arc surface of the stirring tank (1), the measuring end of the temperature sensor (7) extending into the interior of the stirring tank (1), a heating plate (8) being provided on the side tank wall of the stirring tank (1), the temperature sensor (7) being bidirectionally electrically connected to the single-chip microcomputer (13), and the input end of the heating plate (8) being electrically connected to the output end of the single-chip microcomputer (13).

7. The polycarboxylate water-reducing agent mixer according to claim 2, characterized in that: The invention also includes a feed pipe (9), which is arranged on the upper right side of the outer arc surface of the stirring tank (1). A discharge pipe (10) is provided at the bottom end of the stirring tank (1), and a solenoid valve (11) is connected in series in the middle of the discharge pipe (10). The input end of the solenoid valve (11) is electrically connected to the output end of the single-chip computer (13).

8. The polycarboxylate water-reducing agent mixer according to claim 1, characterized in that: It also includes a bracket (12), which is arranged at the lower end of the stirring tank (1).

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