Urea mixing device

Abstract

The utility model discloses a urea mixing device which comprises an outer barrel and an inner hole barrel, a weighing seat is fixedly installed at the bottom of the inner side of the outer barrel, waterproof weighing sensors are fixedly installed at the four corners of the top of the weighing seat, a base is fixedly installed at the tops of the waterproof weighing sensors, an inner hole barrel is fixedly welded to the top of the base, and a liquid level sensor is fixedly installed on the rear side of the inner wall of the outer barrel. A filling opening is fixedly formed in the upper portion of one side of the outer barrel, and a flow valve is installed on the filling opening. A servo motor is fixedly installed at the bottom of the outer barrel, a rotating shaft is installed at the top of the servo motor in a transmission mode, and the rotating shaft penetrates through the circle centers of the outer barrel, the weighing base, the base and the inner hole barrel. According to the utility model, the proportioning work of urea and water during mixing can be automatically completed, so that the mixing work does not need manual weighing and proportioning, the mixing quality and the mixing efficiency are effectively improved, time and labor are saved, and the dissolving speed can be accelerated through the rotation of the stirring rod during mixing.

Description

Technical Field

[0001] The utility model relates to the technical field of environmental protection devices, in particular to a urea mixing device. Background Art

[0002] In the industrial field, urea dissolving agitators are also widely used in various production processes. For example, in the chemical reaction process, urea dissolving agitators can dissolve urea as a raw material in water to promote the chemical reaction. Urea can also be used as a catalyst after being used in water. In addition, urea dissolving agitators can also be used in dissolving and mixing processes in the pharmaceutical, food, chemical and other industries.

[0003] However, most of the current urea mixing devices are manually weighed and mixed, which is cumbersome and inconvenient to operate, and the ratio accuracy is often not accurate enough, affecting the mixing quality and efficiency. Secondly, most of the mixing requires manual stirring, which has a slow dissolution speed and is time-consuming and labor-intensive.

[0004] Therefore, how to provide a urea mixing device is a problem that those skilled in the art need to solve urgently. Utility Model Content

[0005] One purpose of the utility model is to provide a urea mixing device, which can automatically complete the proportioning work of urea and water during mixing, so that the mixing work does not need to be weighed and proportioned manually, effectively improving the mixing quality and mixing efficiency, saving time and labor, and the dissolution speed can be accelerated by rotating the stirring rod during mixing.

[0006] A urea mixing device according to an embodiment of the utility model comprises an outer barrel and an inner barrel;

[0007] A weighing seat is fixedly installed at the bottom of the inner side of the outer barrel, waterproof weighing sensors are fixedly installed at the four corners of the top of the weighing seat, a base is fixedly installed on the top of the waterproof weighing sensor, an inner hole barrel is fixedly welded on the top of the base, a liquid level sensor is fixedly installed on the rear side of the inner wall of the outer barrel, a filling port is fixedly installed on the upper side of one side of the outer barrel, and a flow valve is installed on the filling port;

[0008] A servo motor is fixedly installed at the bottom of the outer barrel, and a rotating shaft is installed on the top of the servo motor. The rotating shaft passes through the outer barrel, the weighing seat, the base and the center of the inner barrel. A stirring rod is fixedly installed around the outer wall of the rotating shaft and inside the inner barrel.

[0009] Optionally, an industrial control computer is fixedly installed above the front wall of the outer barrel.

[0010] Optionally, a discharge outlet is fixedly installed at the bottom of the other side of the outer barrel, and a manual valve is fixedly installed on the discharge outlet.

[0011] Optionally, legs are fixedly welded at the four corners of the bottom of the outer barrel.

[0012] Optionally, a motor bracket is fixedly welded to the bottom of the outer barrel, the servo motor is fixed within the motor bracket, and the servo motor is fixedly installed at the bottom of the outer barrel through the motor bracket.

[0013] Optionally, the number of the stirring rods is multiple groups, and the stirring rods are evenly distributed around the rotating shaft.

[0014] Optionally, both the filling port and the discharge port are in communication with the interior of the outer barrel.

[0015] The beneficial effects of the present utility model are as follows:

[0016] The present utility model can automatically weigh urea particles after adding them, and then automatically control the opening of the flow valve according to the weighed data. At this time, the flow valve can automatically add a fixed amount of mixed water according to the urea material into the equipment, thereby realizing the automatic proportioning work, effectively improving the mixing accuracy of urea, and without manual proportioning, which is more efficient. Secondly, when the servo motor starts, it can drive the stirring rods to rotate, thereby accelerating the mixing speed and effectively improving the mixing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model, and do not constitute a limitation to the present utility model. In the drawings:

[0018] Figure 1 is a front view structural schematic diagram of a urea mixing device proposed by the present utility model;

[0019] Figure 2 is a bottom view structural schematic diagram of a urea mixing device proposed by the present utility model;

[0020] Figure 3 is a split structural schematic diagram of the weighing seat and the base of a urea mixing device proposed by the present utility model.

[0021] In the figures: 1, outer barrel; 2, inner hole barrel; 3, liquid level sensor; 4, rotating shaft; 5, stirring rod; 6, filling port; 7, flow valve; 8, discharge port; 9, manual valve; 10, industrial control computer; 11, leg; 12, servo motor; 13, motor bracket; 14, weighing seat; 15, waterproof weighing sensor; 16, base. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] Now, the present utility model will be further described in detail with reference to the accompanying drawings. These drawings are all simplified schematic diagrams, only illustrating the basic structure of the present utility model in a schematic manner, so they only show the components related to the present utility model.

[0023] Reference Figures 1-3 , a urea mixing device, comprising an outer barrel 1 and an inner hole barrel 2;

[0024] At the inner bottom of the outer barrel 1, a weighing seat 14 is fixedly installed. At the four corners of the top of the weighing seat 14, waterproof weighing sensors 15 are fixedly installed. At the top of the waterproof weighing sensors 15, a base 16 is fixedly installed. The inner hole barrel 2 is fixedly welded to the top of the base 16. At the rear side of the inner wall of the outer barrel 1, a liquid level sensor 3 is fixedly installed. Above one side of the outer barrel 1, a filling port 6 is fixedly installed, and a flow valve 7 is installed on the filling port 6;

[0025] Among them, at the upper part of the front wall of the outer barrel 1, an industrial control computer 10 is fixedly installed. An automatic proportioning system is set in the industrial control computer 10, which can automatically calculate the amount of water required for its proportion according to the weight of urea, and then send a control instruction to the flow valve 7 for quantitative water injection work;

[0026] In this embodiment, urea particles can be first put into the inner hole barrel 2. At this time, the quality of urea can be detected by the waterproof weighing sensor 15, and the flow valve 7 can be controlled to open to inject the amount of water matching the urea according to the specific detected value, so as to accurately control the ratio of urea and water, make the proportioning work more convenient and efficient during mixing, improve the mixing efficiency, and the liquid level sensor 3 can be used to monitor the amount of the mixed liquid in real time after mixing.

[0027] Reference Figures 1-3 , a servo motor 12 is fixedly installed at the bottom of the outer barrel 1. At the top of the servo motor 12, a rotating shaft 4 is installed by transmission. The rotating shaft 4 passes through the centers of the outer barrel 1, the weighing seat 14, the base 16 and the inner hole barrel 2. Stirring rods are fixedly installed around the outer wall of the rotating shaft 4 and inside the inner hole barrel 2;

[0028] Specifically, a motor frame 13 is fixedly welded at the bottom of the outer barrel 1. The servo motor 12 is fixed in the motor frame 13, and the servo motor 12 is fixedly installed at the bottom of the outer barrel 1 through the motor frame 13;

[0029] The number of the stirring rods 5 is multiple groups, and the stirring rods 5 are evenly distributed around the rotating shaft 4;

[0030] Among them, a discharge port 8 is fixedly installed at the bottom of the other side of the outer barrel 1, and a manual valve 9 is fixedly installed on the discharge port 8;

[0031] Secondly, legs 11 are fixedly welded at the four corners of the bottom of the outer barrel 1;

[0032] In addition, both the filling port 6 and the discharge port 8 are in communication with the inside of the outer barrel 1;

[0033] In this embodiment, starting the servo motor 12 can drive the rotation of the rotating shaft 4. At this time, the rotation can drive the rotation of each stirring rod 5, so as to realize the rapid mixing of urea and water, effectively improve the mixing speed. After the mixing is completed, the mixed liquid can be discharged by opening the manual valve 9.

[0034] It can be understood that the driving modes of the servo motor and the flow valve in the present utility model can be driven by an external power supply line, and the control of the servo motor and the flow valve can be programmed and controlled by an industrial control computer, and its control principle can be realized by existing control technologies. The models of the servo motor, the flow valve, the liquid level sensor and the waterproof weighing sensor are not limited to a single type and can be the types currently available on the market suitable for the present utility model.

[0035] The above is only a preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, makes equivalent substitutions or changes, and should be covered within the protection scope of the present utility model.

Claims

1. A urea mixing device, characterized in that: It comprises an outer barrel (1) and an inner barrel (2); A weighing seat (14) is fixedly mounted on the bottom of the inner side of the outer barrel (1), waterproof weighing sensors (15) are fixedly mounted on the four corners of the top of the weighing seat (14), a base (16) is fixedly mounted on the top of the waterproof weighing sensor (15), an inner hole barrel (2) is fixedly welded to the top of the base (16), a liquid level sensor (3) is fixedly mounted on the rear side of the inner wall of the outer barrel (1), a filling port (6) is fixedly mounted on the top of one side of the outer barrel (1), and a flow valve (7) is mounted on the filling port (6); A servo motor (12) is fixedly mounted at the bottom of the outer barrel (1), and a rotating shaft (4) is transmission-mounted at the top of the servo motor (12). The rotating shaft (4) passes through the outer barrel (1), the weighing seat (14), the base (16) and the center of the inner barrel (2). A stirring rod (5) is fixedly mounted around the outer wall of the rotating shaft (4) and located on the inner side of the inner barrel (2).

2. A urea mixing device according to claim 1, characterized in that: An industrial control computer (10) is fixedly mounted above the front wall of the outer barrel (1).

3. A urea mixing device according to claim 1, characterized in that: A discharge port (8) is fixedly mounted on the bottom of the other side of the outer barrel (1), and a manual valve (9) is fixedly mounted on the discharge port (8).

4. A urea mixing device according to claim 1, characterized in that: Support legs (11) are fixedly welded at the four corners of the bottom of the outer barrel (1).

5. A urea mixing device according to claim 1, characterized in that: A motor frame (13) is fixedly welded to the bottom of the outer barrel (1), the servo motor (12) is fixed in the motor frame (13), and the servo motor (12) is fixedly mounted on the bottom of the outer barrel (1) via the motor frame (13).

6. A urea mixing device according to claim 1, characterized in that: The stirring rods (5) are provided in multiple groups, and the stirring rods (5) are evenly distributed around the rotating shaft (4).

7. A urea mixing device according to claim 1, characterized in that: The filling port (6) and the discharge port (8) are both communicated with the interior of the outer barrel (1).

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