CN212284773U

CN212284773U - High-efficient grader

Info

Publication number: CN212284773U
Application number: CN202020409671.4U
Authority: CN
Inventors: 陈立元
Original assignee: Sanshanghang Tianjin Food Co ltd
Current assignee: Sanshanghang Tianjin Food Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2021-01-05
Anticipated expiration: 2030-03-27

Abstract

The utility model relates to a high-efficiency classifier, which comprises a blanking device for vertical blanking, a machine body and a support column, wherein a fan is arranged on the side surface of the blanking device, and the fan blows air in the horizontal direction to the vertically falling materials; the support column is positioned outside the machine body, a dispersion disc, a screen box and a material receiving box are sequentially arranged in the machine body from top to bottom, the dispersion disc is positioned below the fan, and dispersion blocks which are connected in series in the horizontal direction are arranged in the dispersion disc; one end of the screen box horizontally rotates around the middle of the support column, and a screen disc is detachably mounted in the screen box. The utility model adopts the combination of the blanking device, the fan and the dispersion disc to design the movement track of the material, so that the material is impacted for many times to disperse and agglomerate the formed coarse particles, thereby improving the grading efficiency; the utility model discloses a fuselage body middle part is equipped with and to wind support column level pivoted sieve case, and the sieve incasement demountable installation screen cloth is convenient for change the screen cloth, prevents serious jam.

Description

High-efficient grader

Technical Field

The utility model belongs to the technical field of the processing equipment for the screening of powder material, in particular to high-efficient grader.

Background

With the progress of science and technology, the requirements of various fields on powder materials are increasingly strict. In the preparation of powder materials, classification of the particle size of the powder is one of the key technologies. In recent years, with the continuous progress of modern science and technology, the classification technology of powder materials is developing towards the direction of fine, thin, small and multifunctional, the requirements of various high and new technology industries on the required powder materials are more and more strict, especially, new materials and composite materials provide more urgent requirements on the superfine miniaturization of the materials, and the rapid development of the technology of superfine particle (powder) classification also promotes the development and application of the classification technology and equipment.

The classifier adopting the screen classification mainly separates coarse and fine particles by using the sizes of screen holes, has higher classification precision, but when the aperture of the screen is smaller, the screen blockage phenomenon is easy to occur when the finer particles (smaller than 100 mu m) are classified, and the production efficiency is greatly reduced.

In addition, when the ultrafine powder is classified, the ultrafine powder is easy to agglomerate into coarse particles and is not easy to separate due to strong adsorption force of the ultrafine powder, so that the classification efficiency is reduced, and a screen is easy to block.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the technical problem that exists among the well-known art and provide a high-efficient grader, the screen cloth is convenient for change and can effectively disperse the powder material, prevents to take place the screen cloth and blocks up.

The utility model comprises the following technical scheme: a high-efficiency classifier comprises a blanking device for vertical blanking, a machine body and a support column, wherein a fan is arranged on the side surface of the blanking device, and the fan blows air to the vertically falling materials in the horizontal direction; the support column is positioned outside the machine body, a dispersion disc, a screen box and a material receiving box are sequentially arranged in the machine body from top to bottom, the dispersion disc is positioned below the fan, and dispersion blocks which are connected in series in the horizontal direction are arranged in the dispersion disc; one end of the screen box horizontally rotates around the middle of the support column, and a screen disc is detachably mounted in the screen box.

Preferably, the blanking device is installed in the middle of the top surface of the machine body, the fan is connected with the side surface of the machine body through the air inlet, and the baffle is arranged below the blanking device. The fan blows air from the air inlet to the body of the machine body, blows materials falling vertically to the baffle plate to be impacted and dispersed for the first time, and the materials fall into the dispersion disc from the baffle plate and are impacted with the dispersion blocks for the second time, and then fall downwards from the dispersion disc to the sieve disc to be impacted for the third time, so that coarse particles formed by dispersion and agglomeration are dispersed.

Preferably, the blanking device is connected with the machine body through an L-shaped blanking pipe, one end of the blanking pipe is a discharge hole, the other end of the blanking pipe is connected with the fan, and the blanking device is located between the discharge hole and the fan. The fan blows air into the blanking pipe, blows the material of vertical whereabouts to the pipe wall and carries out the striking dispersion for the first time, and the material drops to the dispersion impeller from the discharge gate and carries out the striking for the second time with the dispersion piece, then drops to the sieve dish from the dispersion impeller downwards and carries out the striking for the third time to the coarse granule that the dispersion reunion formed.

Preferably, a vertical downward blowing air supplementing machine is installed at the top of the machine body, so that materials are prevented from being clamped among the dispersing blocks.

Preferably, one end of the outer side of the screen box is sleeved on the outer side of the support column and forms a rotating shaft with the support column, and the outer side of the screen box is further provided with a handrail.

Preferably, the screen box is of a multilayer structure, and a screen disc can be placed at the top of each layer; and a groove and a clamping groove matched with the sieve tray are arranged in the sieve box.

Preferably, the dispersion block is a bicone or a sphere with a smooth surface.

Preferably, the dispersing blocks are fixedly arranged in the fixed frame after being connected in series through cotton threads.

Preferably, the upper part of the material receiving box is connected with a dust remover through an air suction channel. After the screening is finished, the dust remover removes dust and dust adsorbed on the surface of the material through the air suction channel, and the effect of cleaning the material is achieved.

The utility model has the advantages and positive effect:

1. the utility model discloses a combination setting of unloader, fan and dispersion impeller has designed the movement track of material, makes the material strike thick granule of reuniting formation with the dispersion many times, promotes classification efficiency.

2. The utility model discloses a fuselage body middle part is equipped with and to wind support column level pivoted sieve case, and the sieve incasement demountable installation screen cloth is convenient for change the screen cloth, prevents serious jam.

Drawings

Fig. 1 is a schematic view of the entire structure of embodiment 1.

Figure 2 is a top view of the sieve box of example 1.

FIG. 3 is a schematic view of the entire structure of embodiment 2.

Figure 4 is a top view of the sieve box of example 2.

Fig. 5 is a schematic plan view of the dispersion board.

In the figure, 1-a blanking device; 11-a blower supplement; 12-a baffle plate; 13-a blanking pipe; 2-a fuselage body; 3-a support column; 4-a fan; 5-a dispersion plate; 51-discrete pieces; 52-a fixed frame; 6-a sieve box; 61-a sieve tray; 62-a rotating shaft; 63-arm rest; 7-a material receiving box; 8-a dust remover.

Detailed Description

To further disclose the contents, features and functions of the present invention, the following examples are given in detail with reference to the accompanying drawings.

Example 1: referring to the attached drawing 1, the efficient classifier comprises a blanking device 1 for vertical blanking, a machine body 2 and supporting columns 3, wherein the whole machine body 2 is a cuboid, and the supporting columns 3 are located on two sides of the cuboid. The support column 3 consists of a long column and a short column, and the middle part of the long column is provided with a rotating shaft 62 of the left and right screen boxes 6. The blanking device 1 is installed in the middle of the top surface of the machine body 2, and a baffle plate 12 is further arranged below the blanking device 1. The top of the machine body 2 is also provided with a fan supplement 11 which blows air vertically downwards to prevent materials from being clamped between the dispersed blocks.

From the top down is equipped with dispersion impeller 5, sieve case 6 and receipts workbin 7 in proper order in the fuselage body 2, dispersion impeller 5 is located fan 4 side below, fan 4 is connected with fuselage body 2 side through the air intake, fan 4 blows air from the air intake to fuselage body 2, blows the material of vertical whereabouts and carries out the striking dispersion for the first time on baffle 12, and the material drops to in dispersion impeller 5 and carries out the striking for the second time with dispersion piece 51 from baffle 12, then drops to carry out the striking for the third time on sieve dish 61 from dispersion impeller 5 to the dispersion is reunited and is formed thick granule.

The upper part of the material receiving box 7 is connected with a dust remover 8 through an air suction channel. After the screening is finished, the dust remover 8 removes dust and dust adsorbed on the surface of the material through the air suction channel, and the effect of cleaning the material is achieved. The material receiving box 7 and the blanking device 1 are funnel-shaped.

Referring to fig. 2, one end of the screen box 6 horizontally rotates around the middle of the support column 3, and a screen disc 61 is detachably mounted in the screen box 6. The sieve tray 61 is rectangular, one end of the outer side of the sieve box 6 is sleeved on the outer side of the support column 3 and forms a rotating shaft 62 with the support column 3, and the outer side of the sieve box 6 is also provided with a handrail 63. The sieve box 6 has three layers, and a sieve tray 61 can be placed at the top of each layer; and a groove and a clamping groove matched with the sieve tray 61 are arranged in the sieve box 6.

Referring to fig. 5, a dispersing block 51 connected in series in the horizontal direction is arranged in the dispersing plate 5; the dispersing block 51 is a bicone or a sphere with a smooth surface. The dispersing blocks 51 are fixedly arranged in the fixed frame 52 after being connected in series through cotton threads.

Example 2: referring to the attached figure 3, the efficient classifier comprises a blanking device 1 for vertical blanking, a machine body 2 and supporting columns 3, wherein the machine body 2 is integrally a cylinder, and the supporting columns 3 are located on two sides of the cylinder. The support column 3 consists of a long column and a short column, and the middle part of the long column is provided with a rotating shaft 62 of the left and right screen boxes 6. The dispersion impeller 5, the screen box 6 and the material receiving box 7 are sequentially arranged in the machine body 2 from top to bottom.

The blanking device 1 is connected with the machine body 2 through an L-shaped blanking pipe 13, one end of the blanking pipe 13 is a discharge hole, the other end of the blanking pipe is connected with the fan 4, and the blanking device 1 is located between the discharge hole and the fan 4. The fan 4 blows air into the feeding pipe 13, blows vertically falling materials onto the pipe wall to be subjected to primary impact dispersion, the materials fall into the dispersion disc 5 from the discharge port and are subjected to secondary impact with the dispersion blocks 51, and then fall downwards onto the sieve tray 61 from the dispersion disc 5 to be subjected to tertiary impact, so that coarse particles formed by dispersion and agglomeration are dispersed.

Referring to fig. 4, the sieve tray 61 is circular, the sieve box 6 has two layers, and the sieve tray 61 can be placed at the top of each layer; and a groove and a clamping groove matched with the sieve tray 61 are arranged in the sieve box 6. Example 2 other structure can refer to example 1.

Although the preferred embodiments of the present invention have been described, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention. All of which fall within the scope of the present invention.

Claims

1. The utility model provides a high-efficient grader, includes unloader, fuselage body and the support column of perpendicular unloading, its characterized in that: a fan is arranged on the side surface of the blanking device, and the fan blows air in the horizontal direction to the vertically falling materials; the support column is positioned outside the machine body, a dispersion disc, a screen box and a material receiving box are sequentially arranged in the machine body from top to bottom, the dispersion disc is positioned below the fan, and dispersion blocks which are connected in series in the horizontal direction are arranged in the dispersion disc; one end of the screen box horizontally rotates around the middle of the support column, and a screen disc is detachably mounted in the screen box.

2. A high efficiency classifier as claimed in claim 1, wherein: the blanking device is installed in the middle of the top surface of the machine body, the fan is connected with the side face of the machine body through the air inlet, and the baffle is arranged below the blanking device.

3. A high efficiency classifier as claimed in claim 1, wherein: the blanking device is connected with the machine body through an L-shaped blanking pipe, one end of the blanking pipe is a discharge hole, the other end of the blanking pipe is connected with the fan, and the blanking device is located between the discharge hole and the fan.

4. A high efficiency classifier as claimed in claim 1, wherein: and a fan supplement device for blowing air vertically downwards is arranged at the top of the machine body.

5. A high efficiency classifier as claimed in claim 1, wherein: one end of the outer side of the sieve box is sleeved on the outer side of the support column and forms a rotating shaft with the support column, and a handrail is further arranged on the outer side of the sieve box.

6. An efficient classifier as claimed in claim 5, wherein: the screen box is of a multilayer structure, and a screen disc can be placed at the top of each layer; and a groove and a clamping groove matched with the sieve tray are arranged in the sieve box.

7. A high efficiency classifier as claimed in claim 1, wherein: the dispersing block is a bicone or a sphere with a smooth surface.

8. A high efficiency classifier as claimed in claim 1, wherein: the dispersing blocks are fixedly arranged in the fixed frame after being connected in series through cotton threads.

9. A high efficiency classifier as claimed in claim 1, wherein: the upper part of the material receiving box is connected with a dust remover through an air suction channel.