Water spraying device for watering cart

Abstract

The water spraying device comprises an installation frame, two supporting plates and two rotating shafts, a driving motor is arranged in the installation frame, and the driving motor is fixedly connected to the top of a water tank of the watering cart; the two supporting plates are located in the mounting frame, the interiors of the two supporting plates are rotationally connected with screw rods, the screw rods are fixedly connected to the output end of the driving motor, the outer portions of the screw rods are sleeved with connecting plates in a threaded mode, and the two ends of the connecting plates are fixedly connected with racks; the two rotating shafts are rotationally connected to the top of the watering cart water tank and located on the two sides of the mounting frame, gears are fixedly connected to the exteriors of the two rotating shafts, the two gears are connected with the corresponding racks in a tooth meshing mode, and expansion rods are fixedly connected to the exteriors of the two rotating shafts; and a water spraying assembly is arranged in the mounting frame. Power is provided by the driving motor, so that the two expansion rods are expanded to expand the sprinkling area, and sprinkling is more uniform.

Description

Technical Field

[0001] The utility model relates to the technical field of water spraying devices, in particular to a water spraying device for a sprinkler truck. Background Art

[0002] Sprinkler trucks are also called spray trucks, multi-functional sprinkler trucks, landscaping sprinkler trucks, water tank trucks, and water trucks. Sprinkler trucks are suitable for washing various roads, trees, green belts, lawn greening, road, factory and mine construction, and high-altitude building washing. They have the functions of sprinkling water, suppressing dust, high and low-position spraying, pesticide spraying, guardrail washing, etc. They also have the functions of transporting water, draining water, and emergency fire fighting.

[0003] When a sprinkler truck is spraying and irrigating roadside green belts, a traditional sprinkler truck uses a water pump to pump water out of the water tank and then sprays it directly through the outlet. However, traditional point spraying can easily lead to uneven spraying, affecting the irrigation effect.

[0004] Therefore, it is necessary to invent the water spraying device that is used for sprinkler to solve the above problems. Summary of the Invention

[0005] To this end, the utility model provides a water spraying device for a sprinkler truck, which uses a driving motor to provide power so that two expansion rods expand the watering area, thereby solving the problems in the prior art.

[0006] To achieve the above-mentioned purpose, the embodiment of the present utility model provides the following technical solution: a water spraying device for a sprinkler truck, comprising a mounting frame, two support plates and two rotating shafts, wherein a drive motor is provided inside the mounting frame, and the drive motor is fixedly connected to the top of the water tank of the sprinkler truck;

[0007] The two support plates are located inside the mounting frame, and the two support plates are rotatably connected to screw rods inside, and the screw rods are fixedly connected to the output end of the drive motor, and the external threads of the screw rods are sleeved with connecting plates, and both ends of the connecting plates are fixedly connected to racks;

[0008] The two rotating shafts are both rotatably connected to the top of the water tank of the sprinkler truck, and the two rotating shafts are located on both sides of the mounting frame. The outsides of the two rotating shafts are fixedly connected with gears, and the two gears are respectively engaged with the corresponding rack teeth. The outsides of the two rotating shafts are fixedly connected with expansion rods;

[0009] A water spray assembly is arranged inside the mounting frame.

[0010] The water spray assembly includes a water pump, which is arranged inside the mounting frame. The input end of the water pump is fixedly connected to a water suction pipe, and the water suction pipe passes through the top of the water tank of the sprinkler truck and extends to the inside of the water tank. The output end of the water pump is fixedly connected to a water outlet pipe, and the end of the water outlet pipe away from the water pump is fixedly connected to a U-shaped tube. The insides of the two expansion rods are fixedly connected to water pipes, and the two water pipes are connected to the two output ends of the U-shaped tube by a connecting pipe. The outsides of the two water pipes are fixedly connected to multiple nozzles.

[0011] Four guide groove plates are fixedly connected to the inside of the mounting frame, and the four guide groove plates are divided into two groups. The two racks are respectively located between the two groups of guide groove plates. The top and bottom of the two racks are fixedly connected with multiple guide wheels, and the guide wheels are slidably connected to the inside of the corresponding guide groove plates.

[0012] The expansion rod is L-shaped.

[0013] The connecting pipe is a foldable hose.

[0014] A rain cover is provided on the outside of the mounting frame, and the rain cover is fixedly connected to the top of the water tank of the sprinkler truck.

[0015] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0016] The output end of the driving motor drives the screw to rotate, and then the connecting plate starts to move under the action of the thread, and then the two racks are driven to move, and then the two rotating shafts are driven to rotate through the gears meshing with the two racks, and then the two expansion rods are driven to rotate. When the two expansion rods are fully unfolded, the sprinkler area can be expanded to make the spraying more uniform. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall top view structure provided by the utility model.

[0018] Figure 2 This is a schematic diagram of the overall side structure provided by the utility model.

[0019] Figure 3 This is a schematic diagram of the working state provided by the utility model.

[0020] Figure 4 for Figure 2 Schematic diagram of the enlarged structure at point A in the middle.

[0021] In the figure: 1. Mounting frame; 3. Driving motor; 4. Support plate; 5. Screw; 6. Connecting plate; 7. Rack; 8. Rotating shaft; 9. Gear; 10. Expansion rod; 11. Water pump; 12. Suction pipe; 13. Outlet pipe; 14. U-shaped pipe; 15. Water pipe; 16. Connecting pipe; 17. Nozzle; 18. Guide groove plate; 19. Guide wheel; 20. Rain cover. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0023] The utility model provides Figure 1-4 The water spraying device for a sprinkler truck shown includes a mounting frame 1, two support plates 4, and two rotating shafts 8. A drive motor 3 is provided inside the mounting frame 1, and the drive motor 3 is fixedly connected to the top of the water tank of the sprinkler truck;

[0024] The two support plates 4 are located inside the mounting frame 1. The two support plates 4 are rotatably connected to the inside of the screw rods 5, and the screw rods 5 are fixedly connected to the output end of the drive motor 3. The external threads of the screw rods 5 are sleeved with connecting plates 6, and both ends of the connecting plates 6 are fixedly connected to racks 7.

[0025] The two rotating shafts 8 are both rotatably connected to the top of the water tank of the sprinkler truck, and the two rotating shafts 8 are located on both sides of the mounting frame 1. The outsides of the two rotating shafts 8 are fixedly connected with gears 9, and the two gears 9 are respectively engaged with the teeth of the corresponding racks 7. The outsides of the two rotating shafts 8 are fixedly connected with expansion rods 10. The driving motor 3 provides power to drive the screw 5 to rotate, and then drives the connecting plate 6 to start moving under the action of the thread, and then drives the two racks 7 to move, and then drives the two rotating shafts 8 to rotate through the gears 9 engaged with the two racks 7, and then drives the two expansion rods 10 to rotate, so that the sprinkling area can be expanded, making the spraying more uniform;

[0026] A water spray assembly is provided inside the mounting frame 1 .

[0027] Furthermore, in the above technical solution, the water spray assembly includes a water pump 11, which is arranged inside the mounting frame 1, and the input end of the water pump 11 is fixedly connected to a water suction pipe 12, and the water suction pipe 12 passes through the top of the water tank of the sprinkler truck and extends to the inside of the water tank, and the output end of the water pump 11 is fixedly connected to a water outlet pipe 13, and the end of the water outlet pipe 13 away from the water pump 11 is fixedly connected to a U-shaped tube 14, and the interiors of the two expansion rods 10 are fixedly connected to water pipes 15, and the two water pipes 15 are connected to the two output ends of the U-shaped tube 14 by a connecting pipe 16, and the outsides of the two water pipes 15 are fixedly connected to multiple nozzles 17. Spraying water simultaneously through multiple nozzles 17 can make the spraying more uniform.

[0028] Furthermore, in the above technical solution, four guide groove plates 18 are fixedly connected to the inside of the mounting frame 1, and the four guide groove plates 18 are divided into two groups. The two racks 7 are respectively located between the two groups of guide groove plates 18. The top and bottom of the two racks 7 are fixedly connected with multiple guide wheels 19, and the guide wheels 19 are slidably connected to the corresponding guide groove plates 18. The cooperation between the two guide groove plates 18 and the guide wheels 19 can make the movement of the rack 7 more stable.

[0029] Furthermore, in the above technical solution, the expansion rod 10 is L-shaped, and the L-shaped expansion rod 10 reduces the mass of the expansion rod 10 while ensuring the strength of the expansion rod 10.

[0030] Furthermore, in the above technical solution, the connecting tube 16 is a foldable hose, and the expansion rod 10 can be easily folded by the foldable hose.

[0031] Furthermore, in the above technical solution, a rain cover 20 is provided on the outside of the mounting frame 1, and the rain cover 20 is fixedly connected to the top of the water tank of the sprinkler truck, so that the driving motor 3 and the water pump 11 are protected by the rain cover 20.

[0032] The water spraying device for a sprinkler provided by the utility model works as follows when in use:

[0033] When the green belt needs to be watered, the drive motor 3 is first started, and the output end of the drive motor 3 drives the screw 5 to rotate, and then the connecting plate 6 starts to move under the action of the thread, and then drives the two racks 7 to move, and then drives the two rotating shafts 8 to rotate through the gear 9 engaged with the two racks 7, and then drives the two expansion rods 10 to rotate. When the two expansion rods 10 are fully expanded, the water pump 11 is started, and the water pump 11 sucks the water in the water tank through the suction pipe 12, and then passes through the outlet pipe 13, U-shaped pipe 14, connecting pipe 16 and water pipe 15 in turn, and finally sprays it out through the nozzle 17. By expanding the expansion rod 10, the sprinkling area can be expanded, making the spraying more uniform.

[0034] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents. The words "include" or "comprise" and the like used in the present invention mean that the elements or objects preceding the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. Words such as "connect" or "connected" are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "Up", "down", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly. The technical terms or scientific terms used in the present invention should have the common meanings understood by people with ordinary skills in the field to which the present invention belongs.

Claims

1. A water spraying device for a water sprinkler truck, comprising a mounting frame (1), two support plates (4) and two rotating shafts (8), characterized in that: A drive motor (3) is provided inside the mounting frame (1), and the drive motor (3) is fixedly connected to the top of the water tank of the sprinkler truck; The two support plates (4) are located inside the mounting frame (1), the two support plates (4) are rotatably connected to the inside of the two support plates (4), and the screw rods (5) are fixedly connected to the output end of the drive motor (3), the external threads of the screw rods (5) are sleeved with connecting plates (6), and both ends of the connecting plates (6) are fixedly connected to racks (7); The two rotating shafts (8) are both rotatably connected to the top of the water tank of the sprinkler truck, and the two rotating shafts (8) are located on both sides of the mounting frame (1). The exteriors of the two rotating shafts (8) are both fixedly connected to gears (9), and the two gears (9) are respectively meshed with the teeth of the corresponding racks (7). The exteriors of the two rotating shafts (8) are both fixedly connected to expansion rods (10). A water spray assembly is provided inside the mounting frame (1).

2. The water spraying device for a sprinkler truck according to claim 1, characterized in that: The water spray assembly comprises a water pump (11), the water pump (11) being arranged inside the mounting frame (1), the input end of the water pump (11) being fixedly connected to a water suction pipe (12), and the water suction pipe (12) passing through the top of the water tank of the sprinkler truck and extending into the inside of the water tank, the output end of the water pump (11) being fixedly connected to a water outlet pipe (13), the end of the water outlet pipe (13) away from the water pump (11) being fixedly connected to a U-shaped pipe (14), the interiors of the two expansion rods (10) being fixedly connected to water delivery pipes (15), the two water delivery pipes (15) being connected to the two output ends of the U-shaped pipe (14) by a connecting pipe (16), and the exteriors of the two water delivery pipes (15) being fixedly connected to a plurality of spray heads (17).

3. The water spraying device for a sprinkler truck according to claim 1, characterized in that: Four guide slots (18) are fixedly connected to the interior of the mounting frame (1), and the four guide slots (18) are divided into two groups. The two racks (7) are respectively located between the two groups of guide slots (18). The tops and bottoms of the two racks (7) are fixedly connected to a plurality of guide wheels (19), and the guide wheels (19) are slidably connected to the interiors of the corresponding guide slots (18).

4. The water spraying device for a sprinkler truck according to claim 1, characterized in that: The expansion rod (10) is L-shaped.

5. The water spraying device for a sprinkler truck according to claim 2, characterized in that: The connecting pipe (16) is a foldable hose.

6. The water spraying device for a sprinkler truck according to claim 1, characterized in that: A rain cover (20) is provided on the outside of the mounting frame (1), and the rain cover (20) is fixedly connected to the top of the water tank of the sprinkler truck.

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