Compact permanent magnet direct-drive particle briquetting machine

Abstract

The utility model relates to the technical field of biomass production, in particular to a compact type permanent magnet direct drive particle briquetting machine. A machine body is installed above the driving assembly, a briquetting shaft is rotatably installed in the machine body, a briquetting die assembly is arranged on the upper portion of the machine body, the driving assembly comprises a shell connected to the lower end of the machine body, an upper cover is arranged at the top end of the shell, a driving shaft is rotatably installed in the shell in the vertical direction, and a rotor is connected to the driving shaft. A stator is arranged on the inner side wall of the shell, the rotor is arranged on the inner side of the stator, and the driving shaft is in transmission connection with the pressing block shaft. According to the utility model, the motor structure is integrated into the shell through the integrated shell, and power is provided while an upper structure is supported, so that the overall size of the product is greatly reduced, energy loss generated by a belt or a gear in the transmission process is avoided, the energy utilization rate is higher, the overall heat productivity is reduced, and the damage rate of equipment is reduced; and the equipment response speed is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of biomass production, and particularly relates to a compact permanent magnet direct drive pellet briquetting machine. BACKGROUND

[0002] Biomass pellet fuel is a kind of environment-friendly, clean renewable energy, and biomass pellets are mainly processed from agricultural waste (such as straw, rice husk, and corn cob) or forestry waste (such as sawdust and wood chips), which is one of the excellent choices to replace traditional fossil fuels, and the production process needs to go through multiple links such as crushing, drying, and molding, wherein the briquetting pellet machine is the core equipment of the whole production process, which realizes molding through the die by the pressure roller.

[0003] The widely used briquetting pellet machine in the market is generally connected with the briquetting molding system through a belt pulley, a speed reducer or other gear transmission structure by a motor, and although this design is relatively mature, there are certain problems in actual application, such as complex structure, large space occupation, high transmission loss of belt and gear, and low energy efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at the defects and deficiencies of the prior art, and provides a compact permanent magnet direct drive pellet briquetting machine with reasonable design, which can solve the above-mentioned defects.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: it contains a driving assembly, a machine body is installed above the driving assembly, a briquetting shaft is rotatably installed in the machine body, a briquetting die assembly is arranged on the upper part of the machine body, the driving assembly contains a shell connected to the lower end of the machine body, an upper cover is arranged on the top end of the shell, a driving shaft is rotatably installed in the shell along the vertical direction, a rotor is connected to the driving shaft, a stator is arranged on the inner wall of the shell, the rotor is arranged on the inner side of the stator, and the driving shaft is in transmission connection with the briquetting shaft.

[0006] Preferably, driving bearings are arranged at the upper and lower ends of the shell respectively, and the driving shaft is installed in the shell through the driving bearings.

[0007] Preferably, the upper cover is a conical disc structure concave inwardly, and the above-mentioned two driving bearings are arranged on the lower side of the upper cover and the bottom surface in the shell respectively.

[0008] Preferably, briquetting bearings are arranged at the upper and lower ends of the machine body respectively, and the briquetting shaft is installed in the machine body through the two briquetting bearings.

[0009] Preferably, the briquetting die assembly contains a lower clamping plate installed above the machine body, a die is arranged above the lower clamping plate, an upper clamping plate is arranged above the die, and a connecting piece for connecting the pressure roller is arranged at the top end of the briquetting shaft.

[0010] Preferably, the pressing block shaft bottom is connected with convex spline, the driving shaft top end is connected with concave spline, the convex spline is inserted into the concave spline to realize the transmission connection between the pressing block shaft and the driving shaft.

[0011] Preferably, the machine body bottom and the shell top are respectively provided with flanges, a plurality of mounting holes are formed in the two flanges, and the two flanges are bolted through the mounting holes.

[0012] After the above structure is adopted, the beneficial effects of the present application are as follows:

[0013] The present application integrates the motor structure into the shell, supports the upper structure and provides power at the same time, thereby greatly reducing the overall volume of the product, saving the space of the production site, and eliminating the energy loss caused by the belt or gear in the transmission process, thereby improving the energy utilization rate, reducing the overall heat generation, reducing the damage rate of the equipment, and improving the control efficiency of the motor on the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the external structure schematic view of the present application;

[0015] Figure 2 is the sectional view of the present application;

[0016] Figure 3 is the front view of the present application;

[0017] Figure 4 is the top view of the present application;

[0018] Figure 5 is the oblique downward view of the present application;

[0019] Figure 6 is the downward view of the present application.

[0020] BRIEF DESCRIPTION OF DRAWINGS

[0021] 1, shell; 2, stator; 3, driving shaft; 4, driving bearing; 5, rotor; 6, upper cover; 7, machine body; 8, pressing block shaft; 9, pressing block bearing; 10, convex spline; 11, concave spline; 12, lower clamping plate; 13, mold; 14, upper clamping plate; 15, connecting piece; 16, mounting hole. DETAILED DESCRIPTION

[0022] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of the utility model protection.

[0023] Referring to Figures 1-6 As shown in the figure, it comprises a driving assembly, a body 7 is installed above the driving assembly, a pressing block shaft 8 is rotatably installed in the body 7, a pressing block bearing 9 is installed at the upper and lower ends of the body 7 respectively, the pressing block shaft 8 is installed in the body 7 through the two pressing block bearings 9, a pressing block mold assembly is arranged at the upper part of the body 7, the driving assembly comprises a shell 1 connected to the lower end of the body 7, an upper cover 6 is arranged at the top end of the shell 1, a driving shaft 3 is rotatably installed in the shell 1 in the vertical direction, driving shaft bearings 4 are arranged at the upper and lower ends of the shell 1 respectively, the driving shaft 3 is installed in the shell 1 through the driving shaft bearings 4, the upper cover 6 is a conical disc structure concave inward, the above-mentioned two driving shaft bearings 4 are arranged on the lower side of the upper cover 6 and the inner bottom surface of the shell 1 respectively, a rotor 5 is connected to the driving shaft 3, a stator 2 is arranged on the inner side wall of the shell 1, the rotor 5 is arranged inside the stator 2, and the driving shaft 3 is in transmission connection with the pressing block shaft 8;

[0024] The pressing block mold assembly comprises a lower clamping plate 12 installed above the body 7, a mold 13 arranged above the lower clamping plate 12, and an upper clamping plate 14 arranged above the mold 13, and the top end of the pressing block shaft 8 is provided with a connecting piece 15 for connecting a pressing wheel;

[0025] The bottom of the pressing block shaft 8 is connected with a convex key 10, the top end of the driving shaft 3 is connected with a concave key 11, and the convex key 10 is inserted into the concave key 11 to realize the transmission connection between the pressing block shaft 8 and the driving shaft 3;

[0026] The bottom of the body 7 and the top end of the shell 1 are respectively provided with flanges, a plurality of mounting holes 16 are formed in the two flanges, and the two flanges are connected by bolts through the mounting holes 16.

[0027] Principle and use process of the utility model:

[0028] First, install the pressing block shaft 8 in the body 7, install the pressing block mold assembly and the pressing wheel, install the stator 2, the driving shaft 3 and the rotor 5 in the shell 1, and install the upper cover 6 in place to form a whole, then hoist the body 7 above the shell 1, align the bottom of the body 7 with the shell 1, and align the mounting holes 16, rotate the pressing block shaft 8 slightly, align the convex key 10 with the concave key 11, lower the body 7, insert the convex key 10 into the concave key 11, then screw the bolts into the mounting holes 16, and the installation is completed for use;

[0029] During use, the stator 2, the rotor 5 and the driving shaft 3 constitute a motor structure, the shell 1 provides a shell part of the motor and supports the upper structure, and the driving shaft 3 is rotated to directly drive the upper briquetting shaft 8 and the compression wheel to rotate, thereby producing the particles;

[0030] When maintenance or replacement is required, the bolt is removed and the machine body 7 is hoisted, the shell 1 is replaced or maintained, which is convenient and fast.

[0031] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation on the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

Claims

1. A compact permanent magnet direct drive pellet press, characterized by: It contains drive assembly, drive assembly top install organism (7), organism (7) inside rotatory installation has the press block axle (8), organism (7) upper portion is equipped with press block mould assembly, drive assembly contains with the shell (1) that is connected to organism (7) lower end, shell (1) top is equipped with upper cover (6), shell (1) inside along vertical direction rotatory installation has drive shaft (3), drive shaft (3) is connected with rotor (5), shell (1) inner wall is equipped with stator (2), rotor (5) is equipped in stator (2) inside, drive shaft (3) with press block axle (8) transmission connection.

2. A compact permanent magnet direct drive pellet press according to claim 1, characterized in that: The upper and lower ends of the shell (1) are respectively provided with drive bearings (4), and the drive shaft (3) is installed in the shell (1) through the drive bearings (4).

3. A compact permanent magnet direct drive pellet press according to claim 2, characterized in that: The upper cover (6) is a conical disc structure concave inwardly, and the two drive bearings (4) are respectively arranged on the lower side of the upper cover (6) and the inner bottom surface of the shell (1).

4. A compact permanent magnet direct drive pellet press according to claim 1, characterized in that: The upper and lower ends of the body (7) are respectively provided with press block bearings (9), and the press block axle (8) is installed in the body (7) through the two press block bearings (9).

5. A compact permanent magnet direct drive pellet press according to claim 1, wherein: The press block mould assembly contains a lower clamping plate (12) installed above the body (7), a mould (13) arranged above the lower clamping plate (12), an upper clamping plate (14) arranged above the mould (13), and a connecting piece (15) connected to the press wheel at the top end of the press block axle (8).

6. A compact permanent magnet direct drive pellet press according to claim 1, characterized in that: The bottom of the press block axle (8) is connected with a convex key (10), the top end of the drive shaft (3) is connected with a concave key (11), and the convex key (10) is inserted into the concave key (11) to realize the transmission connection between the press block axle (8) and the drive shaft (3).

7. A compact permanent magnet direct drive pellet press according to claim 1, wherein: The bottom of the body (7) and the top end of the shell (1) are respectively provided with flanges, and a plurality of mounting holes (16) are formed in the two flanges, and the two flanges are bolted through the mounting holes (16).

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