Slurry liquid granulation spraying device

Abstract

The utility model provides a slurry granulation spraying device which comprises a slurry storage tank, a screw extrusion pump and a material spray head, and a feed port of the screw extrusion pump penetrates through the slurry storage tank through a first pipeline and is fixed at the bottom of the slurry storage tank. A discharge port of the screw extrusion pump is connected with the top of the slurry liquid storage tank through a second pipeline and a third pipeline which are connected in series, a backflow spray head is arranged at the end part of the third pipeline, and the material spray head is connected with the second pipeline through a material spraying pipeline. According to the utility model, the screw extrusion pump is used as a spraying power source, high-concentration slurry liquid is conveyed, and all parts are matched with one another, so that the energy consumption and the dust emission can be reduced, and the production efficiency and the product quality are also improved.

Description

Technical Field

[0001] The utility model relates to the technical field of granulation equipment, in particular to a slurry liquid granulation spray device. Background Art

[0002] In the traditional granulation process, granulation is usually carried out by spraying water on the surface after mixing dry powder. This process involves multiple steps such as filtration, drying, crushing and mixing. Not only is the process cumbersome and high in consumption, but the production process also has dust that has an adverse impact on the working environment. Due to the unevenness of dry powder mixing and subsequent treatment, it is difficult to maintain stable product quality. Therefore, a new granulation device is needed to avoid the above problems. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a slurry liquid granulation spray device, which solves the problems raised in the above background technology.

[0005] (II) Technical solution

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a slurry liquid granulation spray device, including a slurry liquid storage tank, a screw extrusion pump and a material nozzle, the feed port of the screw extrusion pump passes through the slurry liquid storage tank through a first pipe and is fixed at the bottom of the slurry liquid storage tank, the discharge port of the screw extrusion pump is connected to the top of the slurry liquid storage tank through a second pipe and a third pipe connected in series, a reflux nozzle is provided at the end of the third pipe, and the material nozzle is connected to the second pipe through a material spraying pipe.

[0007] Preferably, a porous filter is provided at the end of the first pipeline located inside the slurry liquid storage tank.

[0008] Preferably, the reflux nozzle comprises a first stirring nozzle and a second stirring nozzle, and the first stirring nozzle and the second stirring nozzle form an angle of 90°.

[0009] Preferably, the first stirring nozzle and the second stirring nozzle are both fan-shaped nozzles.

[0010] Preferably, the diameter of the fan-shaped nozzle is 0.5-5 mm.

[0011] Preferably, the material nozzle is a conical nozzle, the angle of the material nozzle is 30-120°, and the diameter of the material nozzle is 0.5-5 mm.

[0012] Preferably, a stop valve and a pressure gauge are provided on the material ejection pipeline.

[0013] Preferably, the material nozzle and the material ejection pipe are also provided with a pressure-resistant hose.

[0014] Preferably, a feed valve is provided on the first pipeline.

[0015] Preferably, a reflux regulating valve is provided on the third pipeline.

[0016] (III) Beneficial effects

[0017] The utility model provides a slurry liquid granulation spray device, which has the following beneficial effects:

[0018] 1. The slurry liquid granulation spray device provided in this scheme can directly granulate the slurry liquid, saving the steps of drying and crushing, simplifying the granulation process, and reducing energy consumption. In addition, it can significantly improve the working conditions and ensure the stable output of product quality.

[0019] 2. The slurry liquid granulation spray device provided in this scheme has a simple structure and is provided with regulating valves on each pipeline. It has flexible adjustment capabilities and can adapt to different granulation needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of the structure of a slurry liquid granulation spray device provided by the utility model;

[0021] Figure 2 The utility model provides a perspective view of a slurry liquid granulation spray device.

[0022] In the figure: 1. slurry liquid storage tank; 2. screw extruder pump; 3. material nozzle; 4. first pipeline; 5. second pipeline; 6. third pipeline; 7. reflux nozzle; 8. material discharge pipeline; 9. porous filter; 10. pressure-resistant hose; 401. feed valve; 601. reflux regulating valve; 701. first stirring nozzle; 702. second stirring nozzle; 801. stop valve; 802. pressure gauge. DETAILED DESCRIPTION

[0023] The utility model provides a slurry liquid granulation spray device, such as Figure 1-2As shown, it includes a slurry liquid storage tank 1, a screw extrusion pump 2 and a material nozzle 3. The feed port of the screw extrusion pump 2 passes through the slurry liquid storage tank 1 through a first pipe 4 and is fixed at the bottom of the slurry liquid storage tank 1. A porous filter 9 is provided at the end of the first pipe 4 located inside the slurry liquid storage tank 1. The discharge port of the screw extrusion pump 2 is connected to the top of the slurry liquid storage tank 1 through a second pipe 5 and a third pipe 6 connected in series. The third pipe 6 extends below the slurry liquid in the slurry liquid storage tank 1 to form a reflux. A reflux nozzle 7 is provided at the end of the third pipe 6, wherein the reflux nozzle 7 includes a first stirring nozzle 701 and a second stirring nozzle 702. By arranging the porous filter 9 and the reflux nozzle 7 in the slurry liquid storage tank 1, the slurry is refluxed. The material liquid is stirred by placing a 90° angle between the first stirring nozzle 701 and the second stirring nozzle 702, and spraying and stirring by staggered nozzles, so that the slurry liquid can be rotated and stirred in the slurry liquid storage tank 1. Specifically, the first stirring nozzle 701 and the second stirring nozzle 702 both use fan-shaped nozzles, and the diameter of the fan-shaped nozzles is 0.5-5mm; the material nozzle 3 is connected to the second pipeline 5 through the material spraying pipeline 8, and the material nozzle 3 uses a conical nozzle, the angle of the material nozzle 3 is 30-120°, and the diameter of the material nozzle 3 is 0.5-5mm. By setting a conical structure, combined with the nozzle angle and diameter, the shape and size of the sprayed material can be accurately controlled to meet different granulation requirements. A high-pressure hose 10 can also be set between the material nozzle 3 and the material spraying pipeline 8, and the angle of the material spraying can be flexibly adjusted. In order to accurately control the pressure and flow rate of the material in the pipeline, a feed valve 401 is provided on the first pipeline 4, a reflux regulating valve 601 is provided on the third pipeline 6, and a stop valve 801 and a pressure gauge 802 are provided on the material ejection pipeline 8.

[0024] The device of this embodiment is used to granulate the slurry liquid, and a screw extruder pump is used as the spray power source to transport high-concentration slurry liquid. It has a high pressure head and a stable flow rate. Through the coordination of various parts, it can not only reduce energy consumption and dust emissions, but also improve production efficiency and product quality.

[0025] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A slurry liquid granulation spray device, characterized in that: It includes a slurry liquid storage tank, a screw extrusion pump and a material nozzle. The feed port of the screw extrusion pump passes through the slurry liquid storage tank through a first pipe and is fixed at the bottom of the slurry liquid storage tank. The discharge port of the screw extrusion pump is connected to the top of the slurry liquid storage tank through a second pipe and a third pipe connected in series. A reflux nozzle is provided at the end of the third pipe, and the material nozzle is connected to the second pipe through a material spraying pipe.

2. A slurry liquid granulation spray device according to claim 1, characterized in that: A porous filter is provided at the end of the first pipeline located inside the slurry liquid storage tank.

3. A slurry liquid granulation spray device according to claim 1, characterized in that: The reflux nozzle comprises a first stirring nozzle and a second stirring nozzle, and the first stirring nozzle and the second stirring nozzle form an angle of 90°.

4. A slurry liquid granulation spray device according to claim 3, characterized in that: The first stirring nozzle and the second stirring nozzle are both fan-shaped nozzles.

5. A slurry liquid granulation spray device according to claim 4, characterized in that: The diameter of the fan-shaped nozzle is 0.5-5 mm.

6. A slurry liquid granulation spray device according to claim 1, characterized in that: The material nozzle adopts a conical nozzle, the angle of the material nozzle is 30-120°, and the diameter of the material nozzle is 0.5-5mm.

7. A slurry liquid granulation spray device according to claim 1, characterized in that: The material ejection pipeline is provided with a stop valve and a pressure gauge.

8. A slurry liquid granulation spray device according to claim 1, characterized in that: The material spray head and the material spraying pipeline are also provided with a pressure-resistant hose.

9. A slurry liquid granulation spray device according to claim 1, characterized in that: The first pipeline is provided with a feed valve.

10. The slurry liquid granulation spray device according to claim 1, characterized in that: The third pipeline is provided with a reflux regulating valve.

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