CN203184223U - Screening device of polyphenyl granules - Google Patents

Abstract

The utility model discloses a screening device of polyphenyl granules, which belongs to the technical field of granules screening, and solves the problems that an existing screening device is not easy to choose the polyphenyl granules meeting the standard and is low in screening efficiency. The screening device of the polyphenyl granules comprises a box body, wherein an inlet is arranged on the upper portion of the box body, an outlet is arranged on the bottom portion of the box body, a screen 1 and a screen 2 are obliquely fixed in the box body, the screen 1 is arranged above the screen 2, the screen 1 is provided with a plurality of screen holes 1 which are uniformly distributed, the screen 2 is provided with a plurality of screen holes 2 which are uniformly distributed, the aperture of the screen 1 is bigger than the aperture of the screen 2, a vibration motor 1 is fixed on the bottom portion of the screen 1, and a vibration motor 2 is fixed on the bottom portion of the screen 2. The screening device of the polyphenyl granules has the advantages of simple structure and high screening efficiency, and can choose the polyphenyl granules which meet the standard.

Description

A screening device for polyphenylene particles

technical field

The utility model belongs to the technical field of particle screening, and relates to a screening device, in particular to a screening device for polyphenylene particles.

Background technique

Polystyrene particles are particles that have been crushed through polystyrene foam boards. At present, because the broken polystyrene particles of the polystyrene foam board usually have the problem of uneven crushing, it will have a certain impact on the insulation board made of polystyrene particles.

In order to achieve the homogenization of polyphenylene particles, after searching, it was found that a classification and screening device is disclosed in Chinese patent literature [Patent No.: ZL 201120170315.2; Authorized Notice No.: CN202123067U]. This grading and screening device includes a box body, which is provided with a parallel upper sieve plate and a lower sieve plate. There are multiple sieve holes on the plate, and the sieve holes on the upper sieve plate are larger than the sieve holes on the lower sieve plate; there are blanking holes on the side wall of the box corresponding to the bottom positions of the upper sieve plate and the lower sieve plate. There is a feed port on the box above the upper sieve plate.

However, this grading and screening device needs to provide materials to the box body manually, and during the screening process, since the upper screen and the lower screen will not shake, if the materials are gathered on the upper and lower screens, it is difficult to screen. Therefore, those skilled in the art still need to develop a new method to solve the deficiencies in the prior art, so as to improve the screening effect of polyphenylene particles.

Contents of the invention

The purpose of this utility model is to solve the above-mentioned problems in the existing technology, and propose a screening device for polyphenylene particles. The screening device has the characteristics of being able to screen out polyphenylene particles that meet building material standards and has high screening efficiency.

The purpose of the utility model can be achieved through the following technical solutions: a screening device for polyphenylene particles, comprising a box body with a cavity, the top of the box body is provided with an inlet that communicates with the cavity, and the box body The bottom of the box is provided with an outlet that communicates with the cavity, and it is characterized in that the first screen and the second screen are obliquely fixed in the box, and the first screen is located directly above the second screen, and the first screen is There are several sieve holes 1 evenly arranged on the top, and the sieve mesh 2 has a number of sieve holes 2 evenly arranged on it, and the aperture diameter of the sieve hole 1 is larger than that of the sieve hole 2, and the bottom of the sieve mesh 1 is fixed with A vibrating motor one, the bottom of the second screen is fixed with a vibrating motor two.

The working principle of the screening device for polyphenylene particles is as follows: Turn on the vibration motor 1 and vibration motor 2, and slowly put the crushed polyphenylene particles into the upper inlet of the box body, and the polyphenylene particles follow the screen one Under the action of screen one and vibrating motor one, the polyphenylene particles with a diameter smaller than or equal to the screen one will fall from the screen one, while the polystyrene particles with a diameter larger than the screen one will stay in the Screen one; polyphenylene particles falling on screen two continue to be screened, and under the action of screen two and vibrating motor two, polyphenylene particles with apertures smaller than or equal to screen two fall from screen two, while The polyphenylene particles with a pore size larger than the second mesh and smaller than or equal to the first mesh are left on the first mesh, which realizes the screening of polyphenylene particles with uneven sizes, so that the polyphenylene particles can be used rationally.

In the above-mentioned screening device for polyphenylene particles, the side wall of the box is provided with a discharge port one near the lower end of the screen cloth one, and the outer side of the discharge port one is provided with a Receiving box one. The first receiving box can collect the polyphenylene particles shaken off from the first screen.

In the above-mentioned screening device for polyphenylene particles, the side wall of the box body is provided with a discharge port 2 near the lower end of the screen mesh 2, and the outer side of the discharge port 2 is provided with a discharge port that can communicate with the discharge port 1. Receiving box two. The first receiving box can collect the polyphenylene particles shaken off from the first screen.

In the above-mentioned screening device for polyphenylene particles, a bracket capable of supporting the box is fixed on the bottom of the box, and a collection box capable of communicating with the outlet is detachably fixed on the bracket. The collection box is conveniently removed from the stand to collect the sieved polyphenylene particles.

In the above-mentioned screening device for polyphenylene particles, the first and second sieves are circular, the first sieve has a diameter of 8-12mm, and the second sieve has a diameter of 2-4mm. Preferably, the hole diameter of the first sieve hole is 3mm, and the hole diameter of the second sieve hole is 10mm.

In the above-mentioned screening device for polyphenylene particles, the box is in the shape of a cuboid, the first screen and the second screen are arranged in parallel, and the angle between the first screen and the bottom surface of the box is 15 ~ 40°. Preferably, the angle formed between the screen one and the bottom surface of the box is 30°.

In the above-mentioned screening device for polyphenylene particles, a fence 1 is fixed on the side of the discharge port 1, and a fence 2 is fixed on the side of the discharge port 2. The fence one can prevent the polystyrene particles shaken off from the screen mesh one from splashing out of the receiving box one, and the fence two can prevent the polystyrene particles shaken off from the screen mesh two from splashing out of the collecting box two.

Compared with the prior art, the screening device of the polyphenylene particles has the following advantages:

1. The utility model can filter out polyphenylene particles with an aperture greater than 10 mm through the first screen, and screen out polystyrene particles with an aperture between 3 and 10 mm and less than 3 mm through the second screen. Vibration motor one and The vibration motor two can increase the shaking efficiency of the screen one and the screen two, thereby improving the screening efficiency and selecting polyphenylene particles that meet the standards.

2. The utility model can collect polyphenylene particles with a pore diameter of less than 3 mm into the collection box, and polystyrene particles with a pore diameter of more than 10 mm will be collected in the first collection box, and polystyrene particles with a pore diameter between 3 and 10 mm It will be collected into the second bin, which is convenient for collection.

3. The utility model not only has simple structure and reasonable design, but also is convenient to operate, saves time and labor, and has high working efficiency.

Description of drawings

Fig. 1 is the structural representation of the utility model.

In the figure, 1, box body; 1a, inlet; 1b, outlet; 2, screen one; 3, screen two; 4, vibration motor one; 5, vibration motor two; 6, receiving box one; 7, receiving Material box two; 8, bracket; 81, support plate one; 82, support plate two; 83, support plate three; 84, support plate four; 9, collection box; 91, protruding block one; 92, protruding block two ; 10, Seine 1; 11, Seine 2.

Detailed ways

The following are specific embodiments of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model is not limited to these embodiments.

As shown in Figure 1, a screening device for polyphenylene particles comprises a casing 1 with a cavity, the top of the casing 1 is provided with an inlet 1a communicating with the cavity, and the bottom of the casing 1 is provided with an inlet 1a connected to the cavity. Connected to the outlet 1b, the box body 1 is obliquely fixed with a screen one 2 and a screen two 3, and the screen one 2 is located directly above the screen two 3, and the screen one 2 has a number of uniformly arranged screen holes one , there are several sieve holes 2 evenly arranged on the sieve 2 3, and the aperture of the sieve 1 is larger than that of the sieve 2, the bottom of the sieve 2 is fixed with a vibration motor 4, and the bottom of the sieve 3 is fixed with a vibration Motor Two 5. Specifically, the bottom of the screen one 2 is fixed with a fixed plate one, and the vibration motor is fixed on the fixed plate one by screws; the bottom of the screen two 3 is fixed with a fixed plate two, and the vibration motor is fixed on the fixed plate two by screws. Up.

Specifically, the box body 1 is in the shape of a cuboid, the first screen 2 and the second screen 3 are arranged in parallel, and the included angle between the first screen 2 and the bottom surface of the box body 1 is 15-40°. Preferably, the angle between the first screen 2 and the bottom surface of the box 1 is 30°, that is, the angle between the second screen 3 and the bottom of the box 1 is also 30°. Both the first and second sieve holes are circular, the first sieve hole has a diameter of 8-12 mm, and the second sieve hole has a diameter of 2-4 mm. Preferably, the hole diameter of the first sieve hole is 3mm, and the hole diameter of the second sieve hole is 10mm. A bracket 8 capable of supporting the box 1 is fixed on the bottom of the box body 1 , and a collection box 9 capable of communicating with the outlet 1 b is detachably fixed on the bracket 8 . Specifically, the bracket 8 includes six supporting legs, four of which are arranged at the bottom of the box body 1 , and the other two are arranged at the outside of the box body 1 . Two adjacent support legs at the bottom of the box body 1 are fixed with a support plate 1 81, and the other two support legs opposite to it are fixed with a support plate 2 82, and one side of the collection box 9 has a protruding side relative to its body. Protruding piece 1 91, the other side of collection box 9 has protruding piece 2 92 that protrudes relative to its body, and this protruding piece 91 and protruding piece 2 92 can be placed on support plate 1 81 and support plate 2 respectively 82, the collection box 9 is placed on the support 8 for convenience, and the polyphenylene particles after screening are collected. The two support legs outside the casing 1 are also fixed with a support plate 3 83 and a support plate 4 84, and the support plate 3 83 and the support plate 4 84 are arranged up and down.

More specifically, the side wall of the box body 1 is provided with a discharge port 1 near the lower end of the screen cloth 2, the side wall of the discharge port 1 is fixed with a fence 10, and the outer side of the fence 10 is provided with a The material receiving box-6 connected to each other by the feed port, the seine-10 can prevent the polystyrene particles shaken off from the screen cloth-2 from splashing out of the material receiving box-6, and the material receiving box-6 can be collected from the screen cloth-1 2 Shake off polyphenylene pellets. The side wall of the box body 1 is provided with a discharge port 2 near the lower end of the screen cloth 2 3, and the side wall of the discharge port 2 is fixed with a seine 2 11, and the outer side of the seine 2 11 is provided with a valve that can communicate with the discharge port 1. The receiving box two 7, the seine two 11 can prevent the polystyrene particles shaking off from the screen two 3 from splashing out of the two 7, and the receiving box two 7 can collect the polystyrene particles shaken off from the screen two 3 Benzene particles. Specifically, the receiving box 1 6 is placed on the supporting plate 3 83, and the receiving box 2 7 is placed on the supporting plate 4 84.

The working principle of the screening device for polyphenylene particles is as follows: the first vibration motor 4 and the second vibration motor 5 are turned on, and the crushed polyphenylene particles are slowly put into the inlet 1a on the upper part of the box body 1, and the polyphenylene particles follow the Roll down with the inclination of the screen one 2, and under the action of the screen one 2 and the vibrating motor one 4, the polystyrene particles with a pore diameter less than or equal to 10mm fall from the screen one 2, while the polystyrene particles with a pore diameter greater than 10mm The particles fall into the receiving box 1 through the discharge port 1; the polystyrene particles falling on the screen 2 3 continue to be screened, and under the action of the screen 2 3 and the vibration motor 2 5, the aperture is less than or equal to The polyphenylene particles of 3 mm fall from the screen two 3, and the polystyrene particles with a hole diameter greater than 3 mm and less than or equal to 10 mm fall into the receiving box two 7 through the discharge port two; The polyphenylene particles equal to 3mm will fall into the collection box 9 through the outlet 1b, which realizes the screening of polyphenylene particles with uneven sizes, so that the polyphenylene particles can be used rationally.

The specific embodiments described herein are only examples to illustrate the spirit of the present invention. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the utility model or go beyond the appended claims defined range.

Although this article uses a lot of 1, box body; 1a, import; 1b, export; 2, screen one; 3, screen two; 4, vibration motor one; 5, vibration motor two; 6, receiving box one ; 7, receiving box two; 8, support; 81, support plate one; 82, support plate two; 83, support plate three; 84, support plate four; 9, collection box; 91, protruding block one; 92, Protruding block two; 10, seine one; 11, seine two and other terms, but the possibility of using other terms is not excluded. These terms are only used to describe and explain the essence of the utility model more conveniently; interpreting them as any kind of additional limitation is contrary to the spirit of the utility model.

Claims (7)

1. A screening device for polyphenylene particles, comprising a box (1) with a cavity, the upper part of the box (1) is provided with an inlet (1a) communicating with the cavity, and the box (1 ) is provided with an outlet (1b) connected to the cavity, characterized in that the box (1) is obliquely fixed with a screen one (2) and a screen two (3), and the screen one (2) Located directly above the screen two (3), the screen one (2) has a number of screen holes evenly arranged on it, and the screen two (3) has a number of screen holes evenly arranged on it Second, the aperture of the first screen hole is larger than the aperture of the second screen hole, the bottom of the screen one (2) is fixed with a vibration motor one (4), and the bottom of the screen two (3) is fixed with a vibrating motor Motor two (5). 2. The screening device for polyphenylene particles according to claim 1, characterized in that, the side wall of the box (1) is provided with a discharge port 1 near the lower end of the screen one (2), and the discharge port The outer side of the mouth one is provided with a receiving box one (6) which can communicate with the discharge mouth one. 3. The screening device for polyphenylene particles according to claim 1, characterized in that, the side wall of the box (1) is provided with a discharge port 2 near the lower end of the screen 2 (3), and the discharge The outer side of the second port is provided with a receiving box two (7) which can communicate with the first discharge port. 4. The screening device for polyphenylene particles according to claim 1, 2 or 3, characterized in that, the bottom of the box (1) is fixed with a bracket (8) capable of supporting the box (1), the A collection box (9) capable of communicating with the outlet (1b) can also be detachably fixed on the bracket (8). 5. The screening device for polyphenylene particles according to claim 1, 2 or 3, wherein the first and second sieve holes are circular, and the first sieve hole has a diameter of 8-12 mm. , the hole diameter of the second sieve hole is 2-4 mm. 6. The screening device for polyphenylene particles according to claim 1, 2 or 3, characterized in that, the box (1) is in the shape of a cuboid, and the first screen (2) and the second screen ( 3) Arranging in parallel, the included angle between the first screen (2) and the bottom surface of the box (1) is 15-40°. 7. The screening device for polystyrene particles according to claim 3, characterized in that, a fence 1 (10) is fixed on the side of the discharge port 1, and a fence 1 (10) is fixed on the side of the discharge port 2. Net II (11).

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