Water-cooled direct-driven electric roller

Abstract

The utility model relates to the technical field of direct-drive electric rollers, and discloses a water-cooled direct-drive electric roller which is characterized in that a roller main body is mounted at the upper part of a roller shaft column under the driving of a direct-drive motor, a water flow circulating pipe is arranged inside a water-cooled column, a spiral elbow is arranged at the rear part of the water flow circulating pipe, and the spiral elbow is arranged at the mounting position of the direct-drive motor; the water cooling column is embedded and inserted in the roller shaft column, a water cooling type heat dissipation structure is adopted, the water cooling mechanism arranged in the roller shaft column is used for cooling the direct-drive motor, a spiral bent pipe in the water cooling mechanism is arranged at the installation position of the direct-drive motor, efficient and stable cooling is provided for the direct-drive motor through water liquid circulation, and the direct-drive motor can be cooled conveniently. The direct-drive motor can continuously and stably work for a long time, the water cooling mechanism is of a modular structure, the water cooling columns are installed and fixed in an embedded and inserted mode, the water cooling mechanism can be independently detached and replaced when needed, and the maintenance convenience of the roller is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of direct-drive electric rollers, in particular to a water-cooled direct-drive electric roller. Background Art

[0002] As an independent rotatable element, the roller is widely used in various machines and equipment. The feeding mechanism for conveying parts is made by combining multiple rollers. The straight roller is driven by a frequency converter and is directly connected to the load, eliminating the traditional gear speed increase transmission structure. It has a smaller structural volume, and due to direct transmission, it can avoid the transmission loss of mechanical energy during the transmission process, thereby improving the transmission efficiency of the entire transmission system. It is widely used in material conveying structures.

[0003] The direct-drive electric roller relies on the internal motor to work. The motor is in a closed space, and the traditional air-cooled heat dissipation structure is difficult to effectively dissipate heat and cool it down. The heat dissipation effect of the roller itself is not good. During long-term work in summer, the motor is prone to damage due to overheating, affecting the conveying operation. Utility Model Content

[0004] The purpose of the utility model is to provide a water-cooled direct-drive electric drum to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a water-cooled direct-drive electric drum, comprising a drum body, a drum shaft column is arranged in the middle of the drum body, a direct-drive motor is arranged on one side of the drum shaft column, and the drum body is installed on the upper part of the drum shaft column under the drive of the direct-drive motor;

[0006] The interior of the drum shaft column is detachably provided with a water cooling mechanism, and the water cooling mechanism includes a water cooling column and a water circulation pipe. The water circulation pipe is arranged inside the water cooling column, and a spiral bend pipe is arranged at the rear of the water circulation pipe. The spiral bend pipe is arranged at the installation position of the direct drive motor, and the water cooling column is installed inside the drum shaft column by inserting and plugging.

[0007] Preferably, the direct drive motor is fixedly mounted on the upper part of the roller shaft, and the roller body is mounted on the external rotating side of the direct drive motor. The roller body rotates outside the roller shaft when driven by the direct drive motor, and sealing end seats are provided at the connection points on both sides of the roller body and the roller shaft.

[0008] Preferably, a power supply connection is provided on one side of the direct drive motor, a connection mounting hole is provided on one end of the roller shaft, and the power supply connection is inserted into the inner side of the connection mounting hole and exposed out of the end side of the roller shaft.

[0009] Preferably, a straight circulation pipe is provided at the front of the water circulation pipe, the straight circulation pipe is connected to the front side of the spiral bend pipe, and the spiral bend pipe and the straight circulation pipe are both fixed inside the water cooling column.

[0010] Preferably, a fixed end seat is provided at the front end of the water-cooling column, a fixing bolt is provided in the middle of the fixed end seat, the fixed end seat is fixed to the front end of the water-cooling column by the fixing bolt, and a water-liquid interface is provided on the front side of the fixed end seat, and the water-liquid interface is connected to the front end of the circulating straight pipe.

[0011] Preferably, a mounting socket is provided at the end of the roller shaft column, the mounting socket is adapted to the water-cooling column, and the water-cooling column is inserted into the interior of the mounting socket.

[0012] Preferably, the front portion of the fixed end seat is evenly provided with fastening screw holes in a circumferential shape, fastening bolts are arranged inside the fastening screw holes, and the fixed end seat is fixed to the end side of the roller shaft column by the fastening bolts.

[0013] Compared with the prior art, the utility model adopts the above technical solution and has the following technical effects:

[0014] The direct-drive electric drum adopts a water-cooled heat dissipation structure, and utilizes a water-cooling mechanism arranged inside the drum shaft column to cool the direct-drive motor. The spiral elbow in the water-cooling mechanism is arranged at the installation location of the direct-drive motor, and provides efficient and stable cooling for the direct-drive motor through the circulation of water, so that the direct-drive motor can continue to work stably for a long time. The water-cooling mechanism adopts a modular structure, and the water-cooling column is installed and fixed by interlocking and plugging. The water-cooling mechanism can be independently disassembled and replaced when necessary. The disassembly and assembly operation is convenient and quick, which greatly improves the maintenance convenience of the drum. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a schematic diagram of the overall front structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the overall rear structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the end side structure of the drum body of the utility model;

[0019] Figure 4 This is a schematic diagram of the water cooling mechanism structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the internal structure of the water-cooling column of the utility model;

[0021] Figure 6 It is a schematic diagram of the partial cross-sectional structure inside the drum body of the utility model.

[0022] Explanation of the accompanying drawings: 1. Drum body; 2. Drum shaft; 3. Water cooling mechanism; 4. Sealing end seat; 5. Power supply wiring; 6. Direct drive motor; 7. Water cooling column; 8. Spiral bend pipe; 9. Circulating straight pipe; 10. Mounting socket; 11. Fixed end seat; 12. Fastening screw hole; 13. Fixing bolt; 14. Water-liquid interface. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the effects and purposes that can be achieved by this application.

[0025] Example

[0026] See also Figure 1-6 The utility model provides a technical solution: a water-cooled direct-drive electric drum, comprising a drum body 1, the drum body 1 is a cylindrical metal drum, in order to facilitate the rotation support of the drum body 1, a drum shaft column 2 is arranged in the middle of the drum body 1, a direct-drive motor 6 is arranged on one side of the drum shaft column 2, the direct-drive motor 6 is fixedly installed on the upper part of the drum shaft column 2, the drum body 1 is installed on the external rotation side of the direct-drive motor 6, the drum body 1 rotates outside the drum shaft column 2 under the drive of the direct-drive motor 6, the drum body 1 can be directly driven by the direct-drive motor 6, the traditional gear speed-increasing transmission structure is omitted, the structure has a smaller volume, and due to the direct transmission, the transmission loss of mechanical energy in the transmission process can be avoided.

[0027] In order to rotatably seal the joints at both ends of the drum body 1, sealed end seats 4 are provided at the connections on both sides of the drum body 1 and the drum shaft column 2. The sealed end seats 4 are closed on the connection side of the drum body 1 and the drum shaft column 2 to prevent the entry of dust and foreign matter. In order to drive the direct drive motor 6, a power supply connection 5 is provided on one side of the direct drive motor 6, and a wiring mounting hole is provided at one end of the drum shaft column 2. The power supply connection 5 is inserted into the inner side of the wiring mounting hole and exposed out of the end side of the drum shaft column 2 to facilitate the installation and connection of the power supply connection 5.

[0028] In order to ensure the heat dissipation and cooling of the direct drive motor 6, a water cooling mechanism 3 is detachably provided inside the drum shaft column 2. The water cooling mechanism 3 includes a water cooling column 7 and a water circulation pipe. The water circulation pipe is provided inside the water cooling column 7. Figure 5 As shown, a spiral bend pipe 8 is provided at the rear part of the water circulation pipe. The spiral bend pipe 8 is a spiral bend pipe. The spiral bend pipe 8 is provided at the installation place of the direct drive motor 6, and can absorb the heat generated by the direct drive motor 6. A circulation straight pipe 9 is provided at the front part of the water circulation pipe. The circulation straight pipe 9 is connected to the front side of the spiral bend pipe 8. The spiral bend pipe 8 and the circulation straight pipe 9 are both fixed inside the water cooling column 7, and the direct drive motor 6 is provided with efficient and stable cooling through the circulation of water, so that the direct drive motor 6 can continue to work stably for a long time.

[0029] In order to facilitate the installation of the water-cooling column 7, a mounting socket 10 is provided at the end of the drum shaft column 2, and the mounting socket 10 is adapted to the water-cooling column 7. The water-cooling column 7 is inserted and plugged into the inside of the mounting socket 10. The water-cooling column 7 is installed and fixed by inserting and plugging. When necessary, the water cooling mechanism 3 can be independently disassembled and replaced. The disassembly and assembly operation is convenient and fast. In order to facilitate the installation and limiting of the water-cooling column 7, a fixed end seat 11 is provided at the front end of the water-cooling column 7, and a fixing bolt 13 is provided in the middle of the fixed end seat 11. The fixed end seat 11 is fixed by the fixing bolt 13 It is fixed to the front end of the water-cooling column 7, and the fixed end seat 11 can be easily disassembled and assembled. A water-liquid interface 14 is arranged on the front side of the fixed end seat 11. The water-liquid interface 14 is communicated with the front end of the circulating straight pipe 9. The water-liquid interface 14 is used to install an external water supply pipeline. In order to facilitate the installation and fixation of the water-cooling mechanism 3, fastening screw holes 12 are evenly opened in a circular shape on the front part of the fixed end seat 11, and fastening bolts are arranged inside the fastening screw holes 12. The fixed end seat 11 is fixed to the end side of the drum shaft column 2 by the fastening bolts, so as to realize the installation and fixation of the water-cooling column 7.

[0030] Working principle or structural principle, when in use, the fixed end seat 11 is inserted and installed on the end side of the water-cooling column 7, and the water interface 14 passes through the socket in the middle of the fixed end seat 11, and then the fixed end seat 11 is fixed to the end of the water-cooling column 7 by the fixing bolt 13, and then the water-cooling column 7 is inserted and installed into the installation socket 10 opened at the end of the drum shaft column 2, and then the installed water-cooling column 7 is tightened and fixed by the fastening bolts and the fastening screw holes 12 on the upper part of the fixed end seat 11, and the installation operation of the water cooling mechanism 3 is completed. Similarly, you only need to loosen the screw to remove it. Lower the fastening bolts and take out the water-cooling column 7 as a whole to complete the disassembly operation of the water-cooling mechanism 3. Then install the roller on the upper part of the conveying structure to complete the installation operation of the roller. When working, under the direct drive of the direct drive motor 6, the roller body 1 rotates on the upper part of the roller shaft column 2 to drive the conveyor belt to work. At the same time, the cooling water enters the circulating straight pipe 9 through the water-liquid interface 14 on one side, circulates in the spiral bend pipe 8, and then flows out from the water-liquid interface 14 on the other side, taking away the working heat of the direct drive motor 6, thereby completing the heat dissipation and cooling of the direct drive motor 6.

[0031] In summary, the direct-drive electric roller adopts a water-cooled heat dissipation structure, and utilizes the water-cooling mechanism 3 arranged inside the roller shaft column 2 to cool the direct-drive motor 6. The spiral bent pipe 8 in the water-cooling mechanism 3 is arranged at the installation location of the direct-drive motor 6, and the water circulation provides efficient and stable cooling for the direct-drive motor 6, so that the direct-drive motor 6 can continue to work stably for a long time. The water-cooling mechanism 3 adopts a modular structure, and the water-cooling column 7 is installed and fixed by interlocking and plugging. The water-cooling mechanism 3 can be independently disassembled and replaced when necessary, and the disassembly and assembly operations are convenient and quick, which greatly improves the maintenance convenience of the roller.

[0032] So far, the embodiments of the utility model have been described in detail in conjunction with the accompanying drawings. It should be noted that the implementation methods not shown or described in the drawings or the body of the specification are all forms known to ordinary technicians in the relevant technical field and are not described in detail. In addition, the above definitions of each component are not limited to the various specific structures, shapes or methods mentioned in the embodiments, and ordinary technicians in the field can simply change or replace them.

[0033] The specific embodiments described above further illustrate the purpose, technical solutions and beneficial effects of the present invention. It should be understood that the above description is only a specific embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A water-cooled direct-drive electric drum, comprising a drum body (1), characterized in that: A roller shaft column (2) is arranged in the middle of the roller body (1), a direct drive motor (6) is arranged on one side of the roller shaft column (2), and the roller body (1) is installed on the upper part of the roller shaft column (2) under the drive of the direct drive motor (6); The interior of the roller shaft column (2) is detachably provided with a water cooling mechanism (3), the water cooling mechanism (3) comprising a water cooling column (7) and a water circulation pipe, the water circulation pipe being arranged inside the water cooling column (7), the rear portion of the water circulation pipe being provided with a spiral bend pipe (8), the spiral bend pipe (8) being arranged at the installation position of the direct drive motor (6), and the water cooling column (7) being installed in a plug-in manner inside the roller shaft column (2).

2. The water-cooled direct-drive electric drum according to claim 1, characterized in that: The direct drive motor (6) is fixedly mounted on the upper part of the roller shaft column (2), and the roller body (1) is mounted on the external rotating side of the direct drive motor (6). The roller body (1) is driven by the direct drive motor (6) to rotate outside the roller shaft column (2), and sealing end seats (4) are provided at the connection points on both sides of the roller body (1) and the roller shaft column (2).

3. The water-cooled direct-drive electric drum according to claim 2, characterized in that: A power supply connection (5) is provided on one side of the direct drive motor (6), a connection installation hole is provided on one end of the roller shaft column (2), and the power supply connection (5) is inserted into the inner side of the connection installation hole and exposed out of the end side of the roller shaft column (2).

4. The water-cooled direct-drive electric drum according to claim 1, characterized in that: A straight circulation pipe (9) is arranged at the front of the water circulation pipe, and the straight circulation pipe (9) is connected to the front side of the spiral curved pipe (8). Both the spiral curved pipe (8) and the straight circulation pipe (9) are fixed inside the water cooling column (7).

5. The water-cooled direct-drive electric drum according to claim 4, characterized in that: The front end of the water-cooling column (7) is provided with a fixed end seat (11), the middle part of the fixed end seat (11) is provided with a fixing bolt (13), the fixed end seat (11) is fixed to the front end of the water-cooling column (7) by the fixing bolt (13), the front side of the fixed end seat (11) is provided with a water-liquid interface (14), and the water-liquid interface (14) is connected to the front end of the circulation straight pipe (9).

6. The water-cooled direct-drive electric drum according to claim 5, characterized in that: The end of the roller shaft column (2) is provided with a mounting socket (10), the mounting socket (10) is matched with the water cooling column (7), and the water cooling column (7) is inserted into the interior of the mounting socket (10).

7. The water-cooled direct-drive electric drum according to claim 6, characterized in that: The front part of the fixed end seat (11) is evenly provided with fastening screw holes (12) in a circumferential shape, and fastening bolts are arranged inside the fastening screw holes (12). The fixed end seat (11) is fixed to the end side of the roller shaft column (2) by the fastening bolts.

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