Traction device

Abstract

The utility model relates to the photovoltaic field, in particular to a traction device, which is assembled at one end part of a towed object and comprises an upper box body and a lower box body, a motor and a control unit are arranged in the upper box body, a worm is matched on an output shaft of the motor, the control unit is used for controlling the motor, the lower box body is detachably connected on a bottom plate of the upper box body, and the worm is matched with the control unit. A horizontally-arranged rolling shaft is installed on the lower box body, rolling wheels are fixed to the two ends of the rolling shaft, a worm gear is fixed to the middle section of the rolling shaft, and the worm gear and the worm are matched to form a speed reduction assembly. The technical problems that in the prior art, a ferry system traction device is large in occupied size, complex in structure and inconvenient to repair and maintain are solved.

Description

Technical Field

[0001] The utility model relates to the photovoltaic field, in particular to a traction device. Background Art

[0002] An independent photovoltaic power generation system consists of a solar photovoltaic array, a battery pack, a charging controller, a power electronic converter (inverter), a load, etc. Its working principle is that the solar radiation energy is first converted into electrical energy through the photovoltaic array, and then converted by the power electronic converter to supply power to the load. At the same time, the excess electrical energy is stored in the energy storage device in the form of chemical energy after passing through the charging controller. The cleanliness of the photovoltaic array is directly related to the conversion rate. Cleaning robots are mostly used for cleaning the photovoltaic array. The cleaning robot requires a ferry system, and the ferry system requires a traction device. The existing ferry system traction device occupies a large volume, has a complex structure, and is inconvenient to repair and maintain. Utility Model Content

[0003] In order to solve the technical problems in the prior art that the traction device of the ferry system occupies a large volume, has a complex structure, and is inconvenient to repair and maintain, the present application proposes a traction device that solves the above technical problems.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] The utility model provides a traction device, which is assembled on one end of a traction object, and comprises: an upper box body, in which a motor and a control unit are arranged, a worm is matched on the output shaft of the motor, and the control unit is used to control the motor; a lower box body, which is detachably connected to the bottom plate of the upper box body, a horizontally arranged rolling shaft is installed on the lower box body, rollers are fixed at both ends of the rolling shaft, a worm wheel is fixed on the middle section of the rolling shaft, and the worm wheel cooperates with the worm to form a reduction assembly.

[0006] Furthermore, it also includes a power supply component, which includes: a solar panel, which is fixedly connected to the upper box; a solar controller, which is arranged in the upper box and controlled by the control unit; and a battery, which is arranged in the upper box to provide power to the control unit and the motor.

[0007] Furthermore, the upper box body includes a top plate and a vertical frame, the top plate and the frame are detachably connected, and a water-blocking strip is arranged at the connection.

[0008] Furthermore, the lower box body is a four-frame structure, the top of the four-frame structure is connected to the bottom plate of the upper box body, and the bottom of the four-frame structure is hollow.

[0009] Furthermore, a reduction housing is arranged at the fitting position between the worm wheel and the worm to protect the worm wheel and the worm.

[0010] Furthermore, a position sensor component is also configured in the lower box to sense the travel position of the traction device.

[0011] Based on the above technical solution, the technical effects that can be achieved by the utility model are:

[0012] The traction device of the utility model has a simple structure, and is connected with an upper box body and a lower box body. A motor and a control unit are arranged in the upper box body, and a reduction assembly cooperated with a worm gear is arranged in the lower box body. The motor in the upper box body drives the rolling shaft on the lower box body to roll to drive the entire traction device and the towed object to move forward. The utility model is assembled on one end of the towed object and is not installed inside the towed object, thus freeing up the storage space inside the towed object. The utility model has a modular design as a whole, and is convenient for on-site construction and maintenance. The utility model solves the technical problems in the prior art that the traction device of the ferry system occupies a large volume, has a complex structure, and is inconvenient to repair and maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the traction device of the utility model;

[0014] Figure 2 A bottom view of the traction device of the utility model;

[0015] Figure 3 This is a bottom view of the traction device of the utility model after the speed reduction housing is hidden;

[0016] Figure 4 It is a partial top view of the traction device of the utility model.

[0017] Wherein: a-towing object; 1-upper box, 11-motor, 12-control unit, 13-worm, 14-top plate, 15-frame, 16-water blocking strip, 17-debugging button; 2-lower box, 21-rolling shaft, 22-roller, 23-worm gear, 24-reduction housing; 3-power supply component, 31-solar panel, 32-solar controller, 33-battery; 4-position sensor component. DETAILED DESCRIPTION

[0018] 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. The following description of at least one exemplary embodiment is actually only illustrative and is by no means a limitation on the utility model and its application or use. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] like Figure 1-4 As shown, the utility model provides a traction device, which is assembled at one end of a traction object a, and includes an upper box body 1 and a lower box body 2. A motor 11 and a control unit 12 are arranged in the upper box body 1. A worm 13 is matched on the output shaft of the motor 11. The control unit 12 is used to control the motor 11. The lower box body 2 is detachably connected to the bottom plate of the upper box body 1. A horizontally arranged rolling shaft 21 is installed on the lower box body 2. Rollers 22 are fixed at both ends of the rolling shaft 21. A worm wheel 23 is fixed on the middle section of the rolling shaft 21. The worm wheel 23 cooperates with the worm 13 to form a reduction assembly.

[0020] The traction device of the utility model has a simple structure, and is connected together by an upper box body 1 and a lower box body 2. A motor 11 and a control unit 12 are arranged in the upper box body 1, and a reduction assembly matched with a worm wheel 23 and a worm 13 is arranged in the lower box body 2. The motor 11 in the upper box body 1 drives the rolling shaft 21 on the lower box body 2 to roll to drive the entire traction device and the towed object a to move forward. The whole is assembled at one end of the towed object a, and is not installed inside the towed object a, thus freeing up the storage space inside the towed object a. The whole is modularly designed, and on-site construction and maintenance are convenient, thus solving the technical problems in the prior art that the traction device of the ferry system occupies a large volume, has a complex structure, and is inconvenient to repair and maintain.

[0021] The traction device of the utility model also includes a power supply component 3, which includes a solar panel 31, a solar controller 32 and a battery 33 to provide good endurance. The solar panel 31 is fixedly connected to the upper box body 1, the solar controller 32 is arranged in the upper box body 1 and is controlled by the control unit 12, and the battery 33 is arranged in the upper box body 1 to provide power to the control unit 12 and the motor 11.

[0022] The upper box body 1 of the traction device of the present invention comprises a top plate 14 and a vertical frame 15. The top plate 14 and the frame 15 are detachably connected, and a water blocking strip 16 is arranged at the connection. The detachable top plate 14 is convenient for repair and maintenance, and the water blocking strip 16 can play a role of waterproof sealing.

[0023] The lower box body 2 of the traction device of the utility model is a four-frame structure, the top of the four-frame structure is connected to the bottom plate of the upper box body 1, and the bottom of the four-frame structure is hollowed out. The whole design is simple and clear, low in cost, and easy to repair and maintain.

[0024] A reduction housing 24 is disposed at the matching position of the worm wheel 23 and the worm 13 of the traction device of the present invention to protect the worm wheel 23 and the worm 13 .

[0025] A position sensor assembly 4 is also disposed in the lower box body 2 of the traction device of the present invention to sense the travel position of the traction device.

[0026] In order to facilitate maintenance and debugging, two debugging buttons 17 are arranged in the upper box body 1.

[0027] It should be understood that the specific embodiments described above are only used to explain the present invention, and are not used to limit the present invention. Obvious changes or modifications derived from the spirit of the present invention are still within the scope of protection of the present invention.

Claims

1. A traction device, characterized in that: Assembled at one end of the towed object (a), comprising: An upper box (1), wherein a motor (11) and a control unit (12) are arranged in the upper box (1), a worm (13) is matched on the output shaft of the motor (11), and the control unit (12) is used to control the motor (11); A lower box (2) is detachably connected to the bottom plate of the upper box (1); a horizontally arranged rolling shaft (21) is mounted on the lower box (2); rollers (22) are fixed at both ends of the rolling shaft (21); a worm wheel (23) is fixed on the middle section of the rolling shaft (21); the worm wheel (23) cooperates with the worm (13) to form a reduction assembly.

2. The traction device according to claim 1, characterized in that: It also includes a power supply component (3), wherein the power supply component (3) includes: A solar cell panel (31), wherein the solar cell panel (31) is fixedly connected to the upper box body (1); A solar energy controller (32), wherein the solar energy controller (32) is disposed in the upper box (1) and is controlled by the control unit (12); A storage battery (33), wherein the storage battery (33) is arranged in the upper box (1) to provide power to the control unit (12) and the motor (11).

3. The traction device according to claim 1, characterized in that: The upper box body (1) comprises a top plate (14) and a vertical frame (15); the top plate (14) and the frame (15) are detachably connected, and a water-blocking strip (16) is arranged at the connection.

4. The traction device according to claim 1, characterized in that: The lower box body (2) is a four-frame structure, the top of the four-frame structure is connected to the bottom plate of the upper box body (1), and the bottom of the four-frame structure is hollow.

5. The traction device according to claim 1, characterized in that: A reduction housing (24) is arranged at the matching position between the worm wheel (23) and the worm (13) to protect the worm wheel (23) and the worm (13).

6. The traction device according to claim 1, characterized in that: A position sensing component (4) is also arranged in the lower box (2) to sense the travel position of the traction device.

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