Multi-stage crushing cavity structure of vertical jet mill

Abstract

The utility model discloses a multistage crushing chamber structure of vertical jet mill, including motor structure, discharge cabin structure, grading cabin structure and return air flow cabin, the surface of motor structure is fixedly connected with the discharge cabin structure, the surface of discharge cabin structure is fixedly connected with grading cabin structure, return air flow cabin is fixedly connected with the grading cabin structure, and return air flow cabin is fixedly connected with the discharge cabin structure. According to the multi-stage crushing cavity structure of the vertical jet mill disclosed by the utility model, the motor structure and the discharging cabin structure are arranged, so that the butt joint installation is convenient, and internal materials are finely graded; materials are continuously separated in size through a grading wheel and airflow and then discharged through a discharging pipe and a filter screen, a grading bin structure is arranged to provide a grading storage bin, after the device is completed, material residues possibly exist in the device, at the moment, a swing motor can be used for driving a beating pendulum bob to swing back and forth to beat the outer wall, and the material residues are discharged through a discharging pipe and a filter screen. And the internal material slides down.

Description

TECHNICAL FIELD

[0001] The utility model relates to a field of pulverizer, especially a kind of multistage crushing cavity structure of vertical airflow pulverizer. BACKGROUND

[0002] The main pulverizing mechanism of airflow pulverizer determines its wide application range, high product fineness and other characteristics.Typical materials include superhard diamond, silicon carbide, metal powder, etc., high-purity requirements such as ceramic pigments, medicine, biochemistry, etc., low-temperature requirements such as medicine, PVC, by changing the ordinary air in the gas source part into inert gases such as nitrogen, carbon dioxide, etc., the machine can become an inert gas protection device, suitable for crushing and grading processing of flammable, explosive and easily oxidized materials.The existing vertical classification airflow pulverizer with high classification accuracy cannot finely separate the crushed materials when the raw materials enter the classifier due to the simple classification structure, which increases the workload of workers and reduces work efficiency, and the material discharge is not sufficient, leaving residues inside, therefore a multistage crushing cavity structure of vertical airflow pulverizer is proposed. SUMMARY

[0003] The main purpose of the utility model is to provide a multistage crushing cavity structure of vertical airflow pulverizer, which can effectively solve the problems in the background art.

[0004] To achieve the above-mentioned purpose, the utility model adopts the technical scheme:

[0005] A multistage crushing cavity structure of vertical airflow pulverizer, comprising a motor structure, a discharge cabin structure, a classification cabin structure and a return air flow cabin, the surface of the motor structure is fixedly connected with the discharge cabin structure, the surface of the discharge cabin structure is fixedly connected with the classification cabin structure, and the surface of the classification cabin structure is fixedly connected with the return air flow cabin.

[0006] Preferably, the motor structure comprises a drive motor, a fixed disc, a butt joint, a rotating shaft, a classification wheel and a rotating ring, the surface of the drive motor is fixedly connected with the fixed disc, one end surface of the drive motor is fixedly connected with the butt joint, one end surface of the butt joint is fixedly connected with the rotating shaft, one end surface of the rotating shaft is fixedly connected with the classification wheel, and the top end surface of the classification wheel is fixedly installed with the rotating ring.

[0007] Preferably, the discharge cabin structure comprises a connecting discharge pipe, a sliding groove, a sealing sleeve, a bearing, a discharge pipe and a filter screen, the bottom end surface of the connecting discharge pipe is fixedly provided with the sliding groove, the surface of the connecting discharge pipe is fixedly sleeved with the sealing sleeve, the inner surface of the sealing sleeve is fixedly sleeved with the bearing, the surface of the connecting discharge pipe is fixedly connected with the discharge pipe, and one end surface of the discharge pipe is fixedly installed with the filter screen.

[0008] Preferably, the hierarchical cabin structure includes a cabin body, a butt block, a link block, a mounting frame, a swing motor and a knocking pendulum, the top surface of the cabin body is fixedly connected with the butt block, the bottom surface of the cabin body is fixedly connected with the link block, the surface of the cabin body is fixedly connected with the mounting frame, the surface of the mounting frame is fixedly installed with the swing motor, and one end surface of the swing motor is fixedly connected with the knocking pendulum.

[0009] Preferably, the air flow cabin includes a base cabin, an air flow pipe, a discharge pipe, a support frame and an air inlet, the surface of the base cabin is fixedly connected with the air flow pipe, the bottom surface of the base cabin is fixedly connected with the discharge pipe, the bottom surface of the base cabin is fixedly connected with the support frame, and the surface of the base cabin is fixedly provided with the air inlet.

[0010] Preferably, the fixed disc of the motor structure is connected and fixed with the connecting discharge pipe of the discharge cabin structure, the surface of the rotating shaft is movably sleeved with the bearing, the surface of the sliding groove is movably connected with the rotating ring, one end surface of the connecting discharge pipe is fixedly connected with the connecting butt block, and the link block is fixedly connected with the base cabin of the air flow cabin.

[0011] Compared with the prior art, the multi-stage crushing cavity structure of the vertical airflow crusher has the following beneficial effects:

[0012] The multi-stage crushing cavity structure of the vertical airflow crusher has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole schematic view of the multi-stage crushing cavity structure of the vertical airflow crusher;

[0014] Figure 2 It is a schematic view of the motor structure of the multi-stage crushing cavity structure of the vertical airflow crusher;

[0015] Figure 3 It is a schematic view of the discharge cabin structure of the multi-stage crushing cavity structure of the vertical airflow crusher;

[0016] Figure 4 It is a schematic view of the hierarchical cabin structure of the multi-stage crushing cavity structure of the vertical airflow crusher;

[0017] Figure 5 Figure is a kind of vertical airflow pulverizer's multistage crushing cavity structure's return air flow cabin schematic diagram of structure;

[0018] In the drawing: 1, motor structure;101, drive motor;102, fixed disc;103, butt joint;104, rotating shaft;105, classification wheel;106, rotating ring;2, discharge cabin structure;201, connecting discharge pipe;202, sliding groove;203, sealing sleeve;204, bearing;205, discharge pipe;206, filter screen;3, classification cabin structure;301, cabin body;302, butt block;303, link block;304, mounting bracket;305, swing motor;306, knock pendulum;4, return air flow cabin;401, base cabin;402, airflow pipe;403, discharge pipe;404, support frame;405, air inlet; DETAILED DESCRIPTION

[0019] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0020] As Figures 1-5 shown, a kind of vertical airflow pulverizer's multistage crushing cavity structure, including motor structure 1, discharge cabin structure 2, classification cabin structure 3 and return air flow cabin 4, the surface of motor structure 1 is fixedly connected with discharge cabin structure 2, the surface of discharge cabin structure 2 is fixedly connected with classification cabin structure 3, the surface of classification cabin structure 3 is fixedly connected with return air flow cabin 4;

[0021] The motor structure 1 comprises a driving motor 101, a fixed disc 102, a butt joint 103, a rotating shaft 104, a stepped wheel 105 and a rotating ring 106, the surface of the driving motor 101 is fixedly connected with the fixed disc 102, one end surface of the driving motor 101 is fixedly connected with the butt joint 103, one end surface of the butt joint 103 is fixedly connected with the rotating shaft 104, one end surface of the rotating shaft 104 is fixedly connected with the stepped wheel 105, and the top end surface of the stepped wheel 105 is fixedly installed with the rotating ring 106; the discharge cabin structure 2 comprises a connecting discharge pipe 201, a sliding groove 202, a sealing sleeve 203, a bearing 204, a discharge pipe 205 and a filter screen 206, the bottom end surface of the connecting discharge pipe 201 is fixedly provided with the sliding groove 202, the surface of the connecting discharge pipe 201 is fixedly sleeved with the sealing sleeve 203, the inner surface of the sealing sleeve 203 is fixedly sleeved with the bearing 204, the surface of the connecting discharge pipe 201 is fixedly connected with the discharge pipe 205, and one end surface of the discharge pipe 205 is fixedly installed with the filter screen 206; the stepped cabin structure 3 comprises a cabin body 301, a butt joint block 302, a linking block 303, a mounting frame 304, a swing motor 305 and a knocking pendulum 306, the top end surface of the cabin body 301 is fixedly connected with the butt joint block 302, the bottom end surface of the cabin body 301 is fixedly connected with the linking block 303, the surface of the cabin body 301 is fixedly connected with the mounting frame 304, the surface of the mounting frame 304 is fixedly installed with the swing motor 305, and one end surface of the swing motor 305 is fixedly connected with the knocking pendulum 306; the air return flow cabin 4 comprises a base cabin 401, an air flow pipe 402, a discharge pipe 403, a support frame 404 and an air inlet 405, the surface of the base cabin 401 is fixedly connected with the air flow pipe 402, the bottom end surface of the base cabin 401 is fixedly connected with the discharge pipe 403, the bottom end surface of the base cabin 401 is fixedly connected with the support frame 404, and the surface of the base cabin 401 is fixedly provided with the air inlet 405; the fixed disc 102 of the motor structure 1 is fixedly connected with the connecting discharge pipe 201 of the discharge cabin structure 2, the surface of the rotating shaft 104 is movably sleeved with the bearing 204, the surface of the sliding groove 202 is movably butt jointed with the rotating ring 106, one end surface of the connecting discharge pipe 201 is fixedly connected with the butt joint block 302, and the linking block 303 is fixedly connected with the base cabin 401 of the air return flow cabin 4.

[0022] It needs to be explained that the utility model discloses a kind of multistage grinding cavity structure of vertical airflow pulverizer, can be conveniently docked installation by motor structure 1 and discharge cabin structure 2, and the internal material is carefully classified, so that its material is separated by classifying wheel 105 and airflow constantly, and then is discharged through discharge pipe 205 and filter screen 206, driving motor 101 drives rotating shaft 104 to drive classifying wheel 105 to rotate, rotating shaft 104 passes through sealing sleeve 203 and moves through bearing 204, guarantee the stability when rotating, rotating ring 106 is movably connected in sliding groove 202, guarantee the stability of classifying wheel 105, classifying cabin structure 3 provides classifying storage cabin, facilitates the operation of machine, when device is completed, there can be material residue inside, at this time, can use swing motor 305 to drive knock pendulum weight 306 to swing back and forth to knock outer wall, so that internal material slides, air return airflow cabin 4, improve the circulating speed of airflow so that its material is uniformly and rapidly classified to improve efficiency.

[0023] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A multi-stage grinding chamber structure of a vertical airflow mill, characterized by: It includes motor structure (1), discharge cabin structure (2), grading cabin structure (3) and return air flow cabin (4), the surface of motor structure (1) is fixedly connected with discharge cabin structure (2), the surface of discharge cabin structure (2) is fixedly connected with grading cabin structure (3), the surface of grading cabin structure (3) is fixedly connected with return air flow cabin (4), return air flow cabin (4) includes base cabin (401), airflow pipe (402), discharge pipe (403), support frame (404) and air inlet (405), the surface of base cabin (401) is fixedly connected with airflow pipe (402), the bottom end surface of base cabin (401) is fixedly connected with discharge pipe (403), the bottom end surface of base cabin (401) is fixedly connected with support frame (404), the surface of base cabin (401) is fixedly provided with air inlet (405).

2. The multi-stage pulverizing chamber structure of a vertical jet mill according to claim 1, characterized in that: The motor structure (1) includes drive motor (101), fixed disc (102), butt joint (103), rotating shaft (104), grading wheel (105) and rotating ring (106), the surface of drive motor (101) is fixedly connected with fixed disc (102), one end surface of drive motor (101) is fixedly connected with butt joint (103), one end surface of butt joint (103) is fixedly connected with rotating shaft (104), one end surface of rotating shaft (104) is fixedly connected with grading wheel (105), and rotating ring (106) is fixedly installed at the top end surface of grading wheel (105).

3. The multi-stage pulverizing chamber structure of a vertical jet mill according to claim 2, characterized in that: The discharge cabin structure (2) includes connecting discharge pipe (201), sliding groove (202), sealing sleeve (203), bearing (204), discharge pipe (205) and filter screen (206), the bottom end surface of connecting discharge pipe (201) is fixedly provided with sliding groove (202), the surface of connecting discharge pipe (201) is fixedly sleeved with sealing sleeve (203), the inner surface of sealing sleeve (203) is fixedly sleeved with bearing (204), the surface of connecting discharge pipe (201) is fixedly connected with discharge pipe (205), and one end surface of discharge pipe (205) is fixedly installed with filter screen (206).

4. The multi-stage pulverizing chamber structure of a vertical jet mill according to claim 3, characterized in that: The grading cabin structure (3) includes cabin body (301), butt joint block (302), link block (303), mounting frame (304), swing motor (305) and knocking pendulum (306), the top end surface of cabin body (301) is fixedly connected with butt joint block (302), the bottom end surface of cabin body (301) is fixedly connected with link block (303), the surface of cabin body (301) is fixedly connected with mounting frame (304), the surface of mounting frame (304) is fixedly installed with swing motor (305), one end surface of swing motor (305) is fixedly connected with knocking pendulum (306).

5. The multi-stage milling chamber structure of a vertical jet mill according to claim 4, wherein: The fixed disc (102) of the motor structure (1) is connected and fixed with the connecting discharge pipe (201) of the discharge cabin structure (2), the surface of the rotating shaft (104) movably sheaths the bearing (204), the surface of the sliding groove (202) movably abuts against the rotating ring (106), one end surface of the connecting discharge pipe (201) is fixedly connected with the connecting abutting block (302), and the connecting block (303) is fixedly connected with the base cabin (401) of the return air flow cabin (4).

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