Granulation device for alkyl ketene dimer

Abstract

The utility model relates to the technical field of granulation devices, and discloses a granulation device for alkyl ketene dimer, which comprises a granulation box body, a nitrogen delivery pipe and a cooling pipe are arranged on the granulation box body, a heating box body capable of melting is fixedly arranged on the upper side wall surface of the granulation box body, a feeding mechanism is arranged on the heating box body, and the nitrogen delivery pipe is communicated with the cooling pipe. And the bottom wall surface of the heating box body is hermetically connected with a material conveying pipeline. A product is injected into the heating box body through the feeding mechanism, the product is heated and melted through the heating box body, the melted product flows into the conveying pipeline and is finally discharged into the granulation box body through the discharging mechanism, and meanwhile, the dropped product is cooled and solidified through the nitrogen conveying pipe and the cooling pipe which are arranged in the granulation box body. The cured product is positioned on the upper side wall surface of the conveying steel belt, so that the two groups of transmission rollers rotate in the forward direction, the conveying steel belt starts to rotate, and the product is conveyed to the left side position of the granulation box body and is finally discharged through a discharging through groove.

Description

Technical Field

[0001] The utility model relates to the technical field of granulating devices, in particular to a granulating device for alkyl ketene dimer. Background Art

[0002] After retrieval, the publication (announcement) number: CN214773226U discloses a granulating device for alkyl ketene dimer, belonging to the technical field of steel belt granulation. The device includes a granulating housing, two steel belt rotating shafts, a steel belt, a nitrogen gas pipeline, and a liquid alkyl ketene dimer spraying pipeline; among them, the steel belt, the steel belt rotating shafts, the nitrogen gas pipeline, and the liquid alkyl ketene dimer spraying pipeline are enclosed in the granulating housing; the steel belt rotating shafts are hollow, and the freezing pipe pipeline is assembled inside the steel belt rotating shafts in the form of a coiled pipe, and a freezing medium is installed outside the coiled pipe. The device of the utility model has simple equipment, low operation cost, high income, can realize the reduction of the volume of the granulator, shorten the AKD granulation time, and solve the problems of the decrease in content caused by the product getting damp and the waste of AKD, and has good practical application value.

[0003] In the use of the existing well-known technology, the melted product is dropped onto the conveying steel belt inside the granulating box body through the AKD spraying pipeline, and nitrogen gas and cooling water are conveyed through the granulating device, so that the product inside can be cooled and solidified, and the alkyl ketene dimer can have a certain viscosity. In this way, during the solidification process, the solidified product will tightly adhere to the outer wall of the conveying steel belt, thus affecting its discharging operation.

[0004] Therefore, we propose a granulating device for alkyl ketene dimer. Content of the Utility Model

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art, and provides a granulating device for alkyl ketene dimer.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme. A granulating device for alkyl ketene dimer includes a granulating box body, a nitrogen gas conveying pipe and a cooling pipe are arranged on the granulating box body. A heating box body that can be melted is fixedly installed on the upper side wall surface of the granulating box body. A feeding mechanism is arranged on the heating box body. The bottom wall surface of the heating box body is hermetically connected with a feeding pipeline. The bottom wall surface of the heating box body is an inclined surface. A discharging mechanism is arranged on the feeding pipeline. Two groups of driving rollers that can be driven are rotatably installed inside the granulating box body. A conveying steel belt that can be transported is arranged inside the granulating box body. The two groups of driving rollers are connected through the conveying steel belt. A discharging through groove for discharging is opened on the left side wall surface of the granulating box body. A separating scraper is fixedly installed inside the granulating box body, and the upper side wall surface of the separating scraper is an inclined surface.

[0007] Preferably, the discharging mechanism includes a first spray pipe and a second spray pipe. Both the first spray pipe and the second spray pipe are hermetically connected to the rear side wall surface of the material conveying pipe. The first spray pipe is located on the left side of the second spray pipe. The length of the first spray pipe is shorter than that of the second spray pipe. A material conveying cavity for discharging is formed inside the material conveying pipe.

[0008] Preferably, the material conveying cavity is cylindrical. A material conveying spiral pipe for discharging is movably installed inside the material conveying cavity. The material conveying spiral pipe and the inside of the material conveying cavity are mutually adapted.

[0009] Preferably, a driving motor for transmission is fixedly installed on the front side wall surface of the material conveying pipe. The output end of the driving motor penetrates through the front side wall surface of the material conveying pipe, and the output end of the driving motor is fixedly installed on the front side wall surface of the material conveying spiral pipe.

[0010] Preferably, the left end of the bottom wall surface inside the granulation box body is an inclined surface, and the inclined surface is in a state of rising from left to right in sequence.

[0011] Preferably, the feeding mechanism includes a feeding pipe for pipeline connection. The feeding pipe is hermetically connected to the upper side wall surface of the heating box body.

[0012] Beneficial effects

[0013] The utility model provides a granulating device for alkyl ketene dimer. It has the following beneficial effects:

[0014] (1). For the granulating device for alkyl ketene dimer, during the use of the utility model, the product is injected into the heating box body through the feeding mechanism, the product is heated and melted by the heating box body, the melted product flows into the inside of the material conveying pipe, and finally is discharged into the inside of the granulating box body through the discharging mechanism. At the same time, through the nitrogen conveying pipe and the cooling pipe arranged inside the granulating box body, the dropped product is cooled and solidified. The solidified product is located on the upper side wall surface of the conveying steel belt. The two driving rollers rotate forward, the conveying steel belt starts to rotate, and the product is transported to the left side position of the granulating box body, and finally is discharged through the discharging through groove. During the movement of the product, the separating scraper shovels off the product adhered to the upper side wall surface of the conveying steel belt to ensure its discharging effect.

[0015] (2) The granulation device for alkyl ketene dimer. During the use of this utility model, since the left end of the bottom wall surface inside the granulation box body is an inclined surface, it is convenient for the product to be discharged. The product will be discharged into the interior of the granulation box body through the first spray pipe and the second spray pipe. Since the lengths of the first spray pipe and the second spray pipe are different, the product can be dripped at different positions, and two groups of solid products can be formed simultaneously, improving the production efficiency. By starting the driving motor, the output end of the driving motor will drive the feeding spiral pipe to rotate, and the product can be evenly discharged. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a three-dimensional view of the whole of this utility model;

[0017] Figure 2 is a sectional three-dimensional view of the granulation box body of this utility model;

[0018] Figure 3 is Figure 2 an enlarged view of part A;

[0019] Figure 4 is a sectional three-dimensional view of the feeding pipe of this utility model.

[0020] Legend: 1. Granulation box body; 2. Heating box body; 3. Feeding pipe; 4. Discharge through groove; 5. Driving roller; 6. Conveyor steel belt; 7. Separation scraper; 8. First spray pipe; 9. Second spray pipe; 10. Feeding spiral pipe; 11. Driving motor; 12. Feeding pipe; 13. Feeding cavity. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Embodiment 1: A granulation device for alkyl ketene dimer, as Figure 1 、 Figure 2 and Figure 3 shown, includes a granulation box body 1. A nitrogen delivery pipe and a cooling pipe are arranged on the granulation box body 1. This is the prior art and will not be elaborated here. A heatable heating box body 2 is fixedly installed on the upper side wall surface of the granulation box body 1. A feeding mechanism is arranged on the heating box body 2. The bottom wall surface of the heating box body 2 is hermetically connected to a feeding pipe 3. The bottom wall surface of the heating box body 2 is an inclined surface. A discharging mechanism is arranged on the feeding pipe 3. Two groups of drivable driving rollers 5 are rotatably installed inside the granulation box body 1. A conveyable conveyor steel belt 6 is arranged inside the granulation box body 1. The two groups of driving rollers 5 are connected by the conveyor steel belt 6. A discharge through groove 4 for discharging is formed on the left side wall surface of the granulation box body 1. A separation scraper 7 is fixedly installed inside the granulation box body 1. The upper side wall surface of the separation scraper 7 is an inclined surface.

[0022] During the use of this utility model, products are injected into the interior of the heating box body 2 through the feeding mechanism. The products are heated and melted by the heating box body 2. The melted products will flow into the interior of the material conveying pipeline 3 and are finally discharged into the interior of the granulating box body 1 through the discharging mechanism. At the same time, through the nitrogen conveying pipe and the cooling pipe arranged inside the granulating box body 1, the dropped products are cooled and solidified. The solidified products will be located on the upper side wall surface of the conveying steel belt 6. The two groups of driving rollers 5 rotate forward, the conveying steel belt 6 starts to rotate, and the products are transported to the left side position of the granulating box body 1 and finally discharged through the discharging through groove 4. During the movement of the products, the separating scraper 7 will scrape off the products adhered to the upper side wall surface of the conveying steel belt 6.

[0023] Embodiment 2: On the basis of Embodiment 1, as Figure 2 、 Figure 3 and Figure 4 shown, the discharging mechanism includes a first spraying pipeline 8 and a second spraying pipeline 9. Both the first spraying pipeline 8 and the second spraying pipeline 9 are hermetically connected to the rear side wall surface of the material conveying pipeline 3. The first spraying pipeline 8 is located at the left side position of the second spraying pipeline 9. The length of the first spraying pipeline 8 is shorter than that of the second spraying pipeline 9. A material conveying cavity 13 for discharging materials is provided inside the material conveying pipeline 3.

[0024] The material conveying cavity 13 is cylindrical. A material conveying spiral pipe 10 for discharging materials is movably installed inside the material conveying cavity 13. The material conveying spiral pipe 10 and the interior of the material conveying cavity 13 are mutually adapted.

[0025] A driving motor 11 for transmission is fixedly installed on the front side wall surface of the material conveying pipeline 3. The output end of the driving motor 11 penetrates through the front side wall surface of the material conveying pipeline 3, and the output end of the driving motor 11 is fixedly installed on the front side wall surface of the material conveying spiral pipe 10.

[0026] The left end of the inner bottom wall surface of the granulating box body 1 is an inclined surface, and the inclined surface is in a state of rising from left to right in sequence.

[0027] The feeding mechanism includes a feeding pipeline 12 for pipeline connection. The feeding pipeline 12 is hermetically connected to the upper side wall surface of the heating box body 2.

[0028] During the use of this utility model, since the left end of the inner bottom wall surface of the granulating box body 1 is an inclined surface, it is convenient for the discharge of products. The products will be discharged into the interior of the granulating box body 1 through the first spraying pipeline 8 and the second spraying pipeline 9. Since the lengths of the first spraying pipeline 8 and the second spraying pipeline 9 are different, the products can be dropped at different positions, and two groups of solid products can be formed simultaneously, improving the production efficiency. By starting the driving motor 11, the output end of the driving motor 11 will drive the material conveying spiral pipe 10 to rotate.

[0029] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and the descriptions in the specification only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A granulation device for alkyl ketene dimer, comprising a granulation box body (1), and a nitrogen delivery pipe and a cooling pipe are arranged on the granulation box body (1), and it is characterized in that: A heating box body (2) capable of melting is fixedly installed on the upper side wall surface of the granulation box body (1). A feeding mechanism is arranged on the heating box body (2). A feeding pipeline (3) is hermetically connected to the bottom wall surface of the heating box body (2). The bottom wall surface of the heating box body (2) is an inclined surface. A discharging mechanism is arranged on the feeding pipeline (3). Two sets of transmission rollers (5) capable of transmission are rotatably installed inside the granulation box body (1). A conveying steel belt (6) capable of conveying is arranged inside the granulation box body (1). The two sets of transmission rollers (5) are connected by the conveying steel belt (6). A discharging through groove (4) capable of discharging is formed in the left side wall surface of the granulation box body (1). A separating scraper (7) is fixedly installed inside the granulation box body (1). The upper side wall surface of the separating scraper (7) is an inclined surface.

2. The granulation device for alkyl ketene dimer according to claim 1, characterized in that: The discharging mechanism includes a first spraying pipeline (8) and a second spraying pipeline (9). The first spraying pipeline (8) and the second spraying pipeline (9) are both hermetically connected to the rear side wall surface of the feeding pipeline (3). The first spraying pipeline (8) is located at the left side position of the second spraying pipeline (9). The length of the first spraying pipeline (8) is shorter than that of the second spraying pipeline (9). A feeding cavity (13) capable of discharging is formed inside the feeding pipeline (3).

3. The granulation device for alkyl ketene dimer according to claim 2, characterized in that: The feeding cavity (13) is cylindrical. A feeding spiral pipe (10) capable of discharging is movably installed inside the feeding cavity (13). The feeding spiral pipe (10) and the inside of the feeding cavity (13) are mutually adapted.

4. The granulation device for alkyl ketene dimer according to claim 3, wherein: A driving motor (11) capable of transmission is fixedly installed on the front side wall surface of the feeding pipeline (3). The output end of the driving motor (11) penetrates through the front side wall surface of the feeding pipeline (3). The output end of the driving motor (11) is fixedly installed on the front side wall surface of the feeding spiral pipe (10).

5. The granulation device for alkyl ketene dimer according to claim 1, characterized in that: The left end of the bottom wall surface inside the granulation box body (1) is an inclined surface, and the inclined surface rises successively from left to right.

6. The granulation device for alkyl ketene dimer according to claim 1, wherein: The feeding mechanism includes a feeding pipeline (12) capable of pipeline connection. The feeding pipeline (12) is hermetically connected to the upper side wall surface of the heating box body (2).

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