Belt conveyor equipment based on permanent magnet motor driving

Abstract

The utility model discloses belt conveyor equipment based on permanent magnet motor driving, relates to the technical field of belt conveyors, and solves the technical problems of complex speed reducer structure, high maintenance cost and high maintenance amount in the prior art. Comprising a driving device, a tensioning device, a conveying device and a machine tail, the structure is simplified, a permanent magnet motor and a transmission roller are directly connected, a complex speed reducer structure is avoided, and the complexity of a system is reduced; the maintenance cost is reduced, the maintenance cost and the maintenance amount are reduced, the permanent magnet motor has low maintenance requirements, and the maintenance cost is saved; a speed reduction system and gear transmission are avoided, so that the system is more stable in operation, smaller in vibration, lower in noise and higher in overall reliability; the permanent magnet motor has high efficiency and a high power factor, the operation efficiency is high, the energy saving rate can reach 20%-30%, and the energy consumption can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of belt conveyors, in particular to a belt conveyor device driven by a permanent magnet motor. Background Art

[0002] The technical field involved in the utility model is the belt conveyor transmission system. The traditional driving device includes a three-phase asynchronous motor, a reducer, a coupler, a coupling and a transmission roller. The use of a permanent magnet motor low-speed direct drive mode can revolutionize the drive configuration, directly connect the permanent magnet motor and the transmission roller, avoid the complex reducer structure, reduce maintenance costs and repairs, reduce operating costs, and reduce the labor intensity of workers.

[0003] The characteristics of the permanent magnet motor low-speed direct drive device include: no reduction system, the system runs more smoothly, with lower vibration and noise, and higher reliability; no gear transmission, reducing mechanical wear and extending life; variable frequency starting to avoid impact and effectively solve the harm of dynamic tension waves to equipment; mining explosion-proof three-phase permanent magnet synchronous motor has good controllability and is suitable for multi-drive power balance problems of long-distance and large-capacity belt conveyors; high operating efficiency, energy saving rate can reach 20% to 30%, reducing operating costs and improving economic benefits; easy installation, low maintenance cost, and extremely low maintenance.

[0004] The technical features of permanent magnet motors include: low speed and high torque, which solves the problem of heavy load at belt conveyor starting; high efficiency and energy saving, maintaining an operating efficiency of more than 90%, and greatly improving the efficiency of the entire machine; safe and reliable, simple structure, high overload multiple, reliable frequency conversion technology, and complete protection; intelligent management, achieved through intelligent frequency conversion control, and real-time adjustment according to load size and operating parameters.

[0005] The prior art has technical problems such as complex reducer structure, high maintenance cost and high repair workload. Summary of the invention

[0006] In view of the deficiencies of the prior art, the utility model provides a belt conveyor device driven by a permanent magnet motor, which solves the technical problems of the prior art such as the complicated reducer structure, high maintenance cost and high repair workload.

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a belt conveyor device driven by a permanent magnet motor, comprising a driving device, a tensioning device, a transport device and a tail, wherein the driving device is installed at one end of the tensioning device, the transport device is installed at one end of the tensioning device, the transport device is installed at one end of the tensioning device, and the tail is connected to one end of the transport device, the driving device comprises a permanent magnet driving motor, a pair of driving rollers and a driving frame, the permanent magnet driving motor is fixedly installed on the driving frame, a pair of driving rollers are fixedly installed on the driving end of the permanent magnet driving motor, a pair of driving rollers are rotatably installed on the driving frame, a conveyor belt is installed on the driving roller, the conveyor belt is installed in the tensioning device, and the conveyor belt is installed on the conveying device.

[0008] Preferably, a driving reversing wheel is fixedly mounted on one end of the driving frame, and the conveyor belt is wound around the driving reversing wheel.

[0009] Preferably, the tensioning device includes a belt storage rack, which is fixedly mounted on one end of the driving frame, a belt storage bin is fixedly mounted in the driving frame, a traveling vehicle is slidably mounted in the belt storage bin, a tensioning wheel is mounted in the belt storage rack, the conveyor belt is wound around the tensioning wheel, and the conveyor belt is mounted on the traveling vehicle.

[0010] Preferably, a tensioner is fixedly mounted on one end of the belt storage rack, a tensioning winch is mounted on one end of the tensioner, a tensioning rope is mounted on the tensioning winch, a trolley pulley is mounted on the traveling vehicle, a tensioning rope pulley is mounted in the belt storage rack, the tensioning rope is connected to the trolley pulley and the tensioning rope pulley, and one end of the tensioning rope is fixedly connected to the belt storage rack.

[0011] Preferably, the transport device includes a longitudinal beam, a lower bracket is fixedly installed on the lower wall of the longitudinal beam, the lower bracket is H-shaped, a transition roller is installed between the longitudinal beam and the tensioning device, a lower roller is installed on the upper wall of the lower bracket, and the conveyor belt is installed on the lower roller.

[0012] Preferably, a tail reversing wheel is installed on the tail, and the conveyor belt is wound around the driving reversing wheel.

[0013] Preferably, a grooved forward-inclined roller is installed on the upper wall of the tensioning device, a herringbone-shaped upper roller group is installed on the upper wall of the transport device, and the conveyor belt is installed above the grooved forward-inclined roller and the herringbone-shaped upper roller group.

[0014] Beneficial Effects

[0015] The utility model provides a belt conveyor device driven by a permanent magnet motor. The utility model simplifies the structure: by directly connecting the permanent magnet motor and the transmission roller, the complex reducer structure is avoided, and the complexity of the system is reduced; the maintenance cost is reduced: the maintenance cost and the amount of repair are reduced, and the permanent magnet motor has a lower maintenance requirement, saving the maintenance cost; the reliability is improved: there is no reduction system, no gear transmission, the system runs more smoothly, the vibration is smaller, the noise is lower, and the overall reliability is higher; energy saving and environmental protection: the permanent magnet motor has high efficiency and high power factor, high operating efficiency, and the energy saving rate can reach 20% to 30%, which helps to reduce energy consumption; safe and reliable: the permanent magnet synchronous motor has a simple structure and a high overload multiple, and is equipped with reliable frequency conversion technology and intelligent management, with complete protection, safety and reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of a belt conveyor device driven by a permanent magnet motor described in the utility model.

[0017] Figure 2 It is a schematic diagram of the partial structure of a belt conveyor device driven by a permanent magnet motor according to the utility model from a front view.

[0018] Figure 3 It is a schematic diagram of the partial structure of a belt conveyor device driven by a permanent magnet motor according to the utility model from a front view.

[0019] Figure 4 It is a schematic diagram of the partial structure of a belt conveyor device driven by a permanent magnet motor according to the utility model from a front view.

[0020] Figure 5 It is a schematic diagram of the partial structure of a belt conveyor device driven by a permanent magnet motor according to the utility model from a front view.

[0021] Figure 6 It is a schematic diagram of the partial structure of a belt conveyor device driven by a permanent magnet motor according to the utility model from a front view.

[0022] Figure 7 The utility model is a schematic diagram of the conveyor belt winding structure of a belt conveyor device driven by a permanent magnet motor.

[0023] Figure 8 The present invention is a schematic diagram of a tensioning rope structure of a belt conveyor device driven by a permanent magnet motor according to the present invention.

[0024] In the figure: 1, permanent magnet drive motor; 2, drive roller; 3, drive frame; 4, conveyor belt; 5, drive reversing wheel; 6, belt storage rack; 7, belt storage bin; 8, traveling car; 9, tensioning wheel; 10, tensioner; 11, tensioning winch; 12, tensioning rope; 13, trolley rope wheel; 14, tensioning rope wheel; 15, longitudinal beam; 16, lower bracket; 17, transition roller; 18, lower roller; 19, tail reversing wheel; 20, grooved forward tilting roller; 21, herringbone upper roller group; DETAILED DESCRIPTION

[0025] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the invention, the technical scheme in the embodiment of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiment of the present invention. Obviously, the described embodiment is only a part of the embodiment of the present invention, rather than all the embodiments. The detailed description is as follows.

[0026] See also Figure 1-8 The utility model provides a technical solution: a belt conveyor device driven by a permanent magnet motor, comprising a driving device, a tensioning device, a transport device and a tail, wherein the driving device is installed at one end of the tensioning device, the transport device is installed at one end of the tensioning device, the transport device is installed at one end of the tensioning device, and the tail is connected to one end of the transport device. The driving device comprises a permanent magnet driving motor 1, a pair of driving rollers 2 and a driving frame 3. The permanent magnet driving motor 1 is fixedly installed on the driving frame 3, a pair of driving rollers 2 are fixedly installed on the driving end of the permanent magnet driving motor 1, a pair of driving rollers 2 are rotatably installed on the driving frame 3, a conveyor belt 4 is installed on the driving roller 2, the conveyor belt 4 is installed in the tensioning device, and the conveyor belt 4 is installed on the conveying device.

[0027] This embodiment is further configured such that a driving reversing wheel 5 is fixedly mounted on one end of the driving frame 3 , and the conveyor belt 4 is wound around the driving reversing wheel 5 .

[0028] This embodiment is further configured such that the tensioning device includes a belt storage rack 6, the belt storage rack 6 is fixedly mounted on one end of the driving frame 3, a belt storage bin 7 is fixedly mounted in the driving frame 3, a traveling vehicle 8 is slidably mounted in the belt storage bin 7, a tensioning wheel 9 is mounted in the belt storage rack 6, the conveyor belt 4 is wound around the tensioning wheel 9, and the conveyor belt 4 is mounted on the traveling vehicle 8.

[0029] This embodiment is further configured as follows: a tensioner 10 is fixedly mounted on one end of the belt storage rack 6, a tensioning winch 11 is mounted on one end of the tensioner 10, a tensioning rope 12 is mounted on the tensioning winch 11, a trolley sheave 13 is mounted on the traveling car 8, a tensioning rope sheave 14 is mounted in the belt storage rack 6, the tensioning rope 12 is connected to the trolley sheave 13 and the tensioning rope sheave 14, and one end of the tensioning rope 12 is fixedly connected to the belt storage rack 6.

[0030] This embodiment is further configured as follows: the transport device includes a longitudinal beam 15, a lower bracket 16 is fixedly installed on the lower wall of the longitudinal beam 15, the lower bracket 16 is H-shaped, a transition roller 17 is installed between the longitudinal beam 15 and the tensioning device, a lower roller 18 is installed on the upper wall of the lower bracket 16, and the conveyor belt 4 is installed on the lower roller 18.

[0031] This embodiment is further configured such that a tail reversing wheel 19 is installed on the tail of the machine, and the conveyor belt 4 is wound around the driving reversing wheel 5 .

[0032] This embodiment is further configured such that a grooved forward-inclined roller 20 is installed on the upper wall of the tensioning device, a herringbone-shaped upper roller group 21 is installed on the upper wall of the transport device, and the conveyor belt 4 is installed above the grooved forward-inclined roller 20 and the herringbone-shaped upper roller group 21.

[0033] This embodiment is further configured as follows:

[0034] The detailed connection means are well known in the art; Figure 1-8 As shown, install the equipment: correctly install the drive device, tensioning device, transport device and tail according to the equipment manual. Ensure that the equipment is installed smoothly and the connection is tight and reliable.

[0035] Connect the permanent magnet drive motor 1 to the power supply correctly, and set the motor parameters according to the equipment requirements. Start the permanent magnet motor, ensure that the drive roller 2 starts to rotate, and drive the conveyor belt 4 to work normally. The conveyor belt 4 passes through the drive reversing wheel 5, moves on the grooved forward tilting roller 20 and the herringbone upper roller group 21 until it reaches the tail reversing wheel 19, passes through the lower roller 18 and enters the tensioning device, bypasses the tensioning wheel 9, passes through the support of the traveling car 8, and finally passes through a pair of drive rollers and returns to the drive reversing wheel 5.

[0036] As needed, adjust the tensioning device to keep the conveyor belt 4 at an appropriate tension to ensure the conveying effect. One end of the tensioning rope is connected to the Zhangjin lock rope pin, connected to the driving frame 3, and passes through the trolley rope pulley 13 and the tensioning rope pulley 14 in turn, and then passes through another trolley rope pulley 13 to be connected to the tensioner 10 and connected to the tensioning winch 11.

[0037] Regularly monitor the operating status of the equipment, including vibration, temperature, noise, etc., to ensure the normal operation of the equipment. Clean and lubricate the equipment regularly, check the working status of the transmission parts and tensioning devices, and promptly identify and handle problems. Before stopping the equipment, stop the operation of the permanent magnet motor first, and then perform other necessary operations. When operating the equipment, ensure that the operator wears safety equipment and abides by the operating procedures to ensure personal and equipment safety.

[0038] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.

[0039] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Although the present invention has been disclosed as a preferred embodiment as above, it is not used to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A belt conveyor device driven by a permanent magnet motor, comprising a driving device, a tensioning device, a transport device and a tail, It is characterized in that The driving device is mounted on one end of the tensioning device, the transporting device is mounted on one end of the tensioning device, the transporting device is mounted on one end of the tensioning device, the tail is connected to one end of the transporting device, the driving device comprises a permanent magnet driving motor (1), a pair of driving rollers (2) and a driving frame (3), the permanent magnet driving motor (1) is fixedly mounted on the driving frame (3), the pair of driving rollers (2) are fixedly mounted on the driving end of the permanent magnet driving motor (1), the pair of driving rollers (2) are rotatably mounted on the driving frame (3), a conveyor belt (4) is mounted on the driving rollers (2), the conveyor belt (4) is mounted in the tensioning device, and the conveyor belt (4) is mounted on the transporting device.

2. A belt conveyor device driven by a permanent magnet motor according to claim 1, Features A driving reversing wheel (5) is fixedly mounted on one end of the driving frame (3), and the conveyor belt (4) is wound around the driving reversing wheel (5).

3. A belt conveyor device driven by a permanent magnet motor according to claim 1, Features The tensioning device comprises a belt storage rack (6), the belt storage rack (6) is fixedly mounted on one end of the driving rack (3), a belt storage bin (7) is fixedly mounted in the driving rack (3), a traveling vehicle (8) is slidably mounted in the belt storage bin (7), a tensioning wheel (9) is mounted in the belt storage rack (6), the conveyor belt (4) is wound around the tensioning wheel (9), and the conveyor belt (4) is mounted on the traveling vehicle (8).

4. A belt conveyor device driven by a permanent magnet motor according to claim 3, Features A tensioner (10) is fixedly mounted on one end of the belt storage rack (6), a tension winch (11) is mounted on one end of the tensioner (10), a tensioning rope (12) is mounted on the tensioning winch (11), a trolley sheave (13) is mounted on the traveling vehicle (8), a tensioning rope sheave (14) is mounted inside the belt storage rack (6), the tensioning rope (12) is connected to the trolley sheave (13) and the tensioning rope sheave (14), and one end of the tensioning rope (12) is fixedly connected to the belt storage rack (6).

5. A belt conveyor device driven by a permanent magnet motor according to claim 1, Features The transport device comprises a longitudinal beam (15), a lower bracket (16) is fixedly mounted on the lower wall of the longitudinal beam (15), the lower bracket (16) is H-shaped, a transition roller (17) is mounted between the longitudinal beam (15) and the tensioning device, a lower roller (18) is mounted on the upper wall of the lower bracket (16), and the conveyor belt (4) is mounted on the lower roller (18).

6. A belt conveyor device driven by a permanent magnet motor according to claim 2, Features A tail reversing wheel (19) is installed on the tail of the machine, and the conveyor belt (4) is wound around the driving reversing wheel (5).

7. A belt conveyor device driven by a permanent magnet motor according to claim 1, Features A grooved forward-inclined roller (20) is installed on the upper wall of the tensioning device, a herringbone-shaped upper roller group (21) is installed on the upper wall of the transport device, and the conveyor belt (4) is installed above the grooved forward-inclined roller (20) and the herringbone-shaped upper roller group (21).

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