Spraying device for vehicle rain test

Abstract

The utility model relates to the technical field of vehicle rain tests, and discloses a spraying device for a vehicle rain test, which comprises a rack, a base plate, a rotary transposition mechanism, a spraying mechanism and an inclination angle adjusting mechanism, the base plate is arranged at the top end in the rack, the rotary transposition mechanism for driving the base plate to rotate is arranged at the top of the rack, and the inclination angle adjusting mechanism is arranged on the base plate. A spraying mechanism is installed on the lower side of the base plate, and an inclination angle adjusting mechanism used for adjusting the water spraying angle of the spraying mechanism is installed on the base plate. According to the utility model, the water spraying angle is convenient to adjust, the blowing direction of wind to rainwater is convenient to simulate, and the experiment effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle rain test, in particular to a spray device for vehicle rain test. Background Art

[0002] In the field of automobile production, before a vehicle leaves the factory, it is necessary to conduct a rain test on the vehicle in accordance with standard requirements to detect the sealing performance of the vehicle.

[0003] Chinese patent CN212844180U discloses a spray device for vehicle rain test, including at least one group of spray mechanisms for performing rain test on vehicles; the spray mechanism includes a frame and a spray surface arranged on the frame and having multiple spray heads, and the spray surface is driven to move on the frame by a power member or the frame is driven to move by the power member, so that the vehicle can enter the spray area without obstacles and perform an effective rain test; the utility model also includes a side spray unit, a top spray unit and a bottom spray unit, which can perform all-round spraying on the vehicle in conjunction with the front spray mechanism and the rear spray mechanism to complete a real simulated rain test; the side spray unit, the top spray unit and the bottom spray unit are respectively arranged on the steel structure through an adjustment mechanism, so that the side spray unit, the top spray unit and the bottom spray unit can adjust the distance between the side spray unit, the top spray unit and the bottom spray unit and the vehicle, thereby meeting the rain test of vehicles of different specifications.

[0004] During rain, the wind will blow the rain, causing the rain to often be tilted. The above patent is inconvenient to adjust the direction of the water spray when in use, and it is difficult to simulate the blowing of rain in different wind directions, resulting in inaccurate simulation effects. Therefore, in view of the above situation, there is an urgent need to develop a spray device for vehicle rain test that is convenient to adjust the angle of the water spray, facilitates the simulation of the blowing direction of the wind on the rain, and has better experimental effects, so as to overcome the shortcomings in current practical applications and meet current needs. Utility Model Content

[0005] The utility model aims to provide a spray device for vehicle rain test, which is convenient for adjusting the angle of water spraying, and is convenient for simulating the blowing direction of rainwater by wind, so as to achieve better experimental effect.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A spray device for a vehicle rain test comprises a frame, a base plate, a rotation transposition mechanism, a spray mechanism and an inclination adjustment mechanism, wherein the base plate is mounted on the inner top of the frame, the rotation transposition mechanism for driving the base plate to rotate is mounted on the top of the frame, the spray mechanism is mounted on the lower side of the base plate, and the inclination adjustment mechanism for adjusting the water spraying angle of the spray mechanism is mounted on the base plate.

[0008] Preferably: the rotation transposition mechanism includes: a first motor, a first gear, a second gear and a transmission shaft, the first motor is fixed to the top of the frame, a first gear is installed on the output shaft of the first motor, a second gear meshing with the first gear is installed on one side of the first gear, the second gear is installed on the transmission shaft, the transmission shaft is rotatably connected to the frame, and the bottom of the transmission shaft is fixed to the base plate.

[0009] Preferably: the spray mechanism includes: a delivery pump, a main pipe, a diversion pipe, a first hose, a nozzle and a second hose, the delivery pump and the main pipe are fixed to the lower side of the substrate, the lower side of the substrate is rotatably connected with multiple diversion pipes, each of the diversion pipes is connected to the main pipe through a first hose, the delivery pump is installed with a second hose, and multiple nozzles are installed on the lower side of each of the diversion pipes.

[0010] Preferably: the tilt adjustment mechanism includes: a second motor, a worm and a third gear, the second motor is fixed on the base plate, the worm is rotatably connected to the base plate, the output shaft of the second motor is connected to the worm, and a plurality of third gears meshing with the worm are installed on the lower side of the worm.

[0011] Preferably, each of the third gears is mounted on a shunt pipe.

[0012] The beneficial effects of the utility model are as follows: when the spray device for vehicle rain test is used, the vehicle is parked under the spray mechanism, and water is sprayed to the vehicle through the spray mechanism, the worm is driven to rotate by the second motor, the third gear is driven to rotate by the worm, the shunt pipe is driven to rotate by the third gear, the nozzle is driven to rotate by the shunt pipe, and then the spray angle of the nozzle is adjusted to simulate wind-blown rain. In addition, the first gear, the second gear and the transmission shaft are driven to rotate by the first motor, the base plate is driven to rotate by the transmission shaft, and the spray mechanism is driven to rotate 90° by the base plate, and then the left and right directions and the front and back directions of the spray mechanism are adjusted and transposed to simulate rain in different directions. In summary, the utility model is convenient for adjusting the angle of water spraying, which is convenient for simulating the blowing direction of rain by wind, and the experimental effect is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 .

[0014] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 .

[0015] Figure 3 For this utility model Figure 2 Schematic diagram of the rotation transposition state.

[0016] Figure 4It is a partial structure diagram of the utility model Figure 1 .

[0017] Figure 5 It is a partial structure diagram of the utility model Figure 2 .

[0018] Figure 6 It is a partial structure diagram of the utility model Figure 3 .

[0019] Legend:

[0020] 1. Frame; 2. Base plate; 3. Rotary transposition mechanism; 301. First motor; 302. First gear; 303. Second gear; 304. Transmission shaft; 4. Spray mechanism; 401. Delivery pump; 402. Main pipe; 403. Diverter pipe; 404. First hose; 405. Nozzle; 406. Second hose; 5. Tilt adjustment mechanism; 501. Second motor; 502. Worm; 503. Third gear. DETAILED DESCRIPTION

[0021] 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 of 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.

[0022] Specific examples are given below.

[0023] See also Figure 1 to Figure 6 In the embodiment of the utility model, a spray device for a vehicle rain test includes a frame 1, a base plate 2, a rotation transposition mechanism 3, a spray mechanism 4 and a tilt adjustment mechanism 5. The base plate 2 is installed on the top of the frame 1, and the rotation transposition mechanism 3 for driving the base plate 2 to rotate is installed on the top of the frame 1. The spray mechanism 4 is installed on the lower side of the base plate 2. The tilt adjustment mechanism 5 for adjusting the water spraying angle of the spray mechanism 4 is installed on the base plate 2. When in use, the vehicle is parked under the spray mechanism 4, and water is sprayed to the vehicle through the spray mechanism 4. The spray mechanism 4 is driven to rotate by the tilt adjustment mechanism 5, and then the water spraying angle of the spray mechanism 4 is adjusted to simulate the wind direction when it rains.

[0024] The rotation transposition mechanism 3 includes: a first motor 301, a first gear 302, a second gear 303 and a transmission shaft 304. The first motor 301 is fixed to the top of the frame 1. The first gear 302 is installed on the output shaft of the first motor 301. A second gear 303 meshing with the first gear 302 is installed on one side of the first gear 302. The second gear 303 is installed on the transmission shaft 304. The transmission shaft 304 is rotatably connected to the frame 1. The bottom of the transmission shaft 304 is fixed to the base plate 2. When in use, the first motor 301 drives the first gear 302, the second gear 303 and the transmission shaft 304 to rotate, the transmission shaft 304 drives the base plate 2 to rotate, and the base plate 2 drives the spray mechanism 4 to rotate, thereby adjusting the direction of the spray mechanism 4, and then adjusting and transposing the left and right directions and the front and back directions of the spray mechanism 4.

[0025] The spray mechanism 4 includes: a delivery pump 401, a main pipe 402, a diversion pipe 403, a first hose 404, a nozzle 405 and a second hose 406. The delivery pump 401 and the main pipe 402 are fixed to the lower side of the substrate 2. The lower side of the substrate 2 is rotatably connected with multiple diversion pipes 403. Each diversion pipe 403 is connected to the main pipe 402 through a first hose 404. The delivery pump 401 is equipped with a second hose 406, and the second hose 406 is connected to an external water source. Multiple nozzles 405 are installed on the lower side of each diversion pipe 403. When in use, water is delivered to the main pipe 402 through the delivery pump 401, and water is delivered to multiple diversion pipes 403 through the main pipe 402. The water is sprayed out through the nozzle 405 to imitate rain.

[0026] The tilt adjustment mechanism 5 includes: a second motor 501, a worm 502 and a third gear 503. The second motor 501 is fixed on the substrate 2, and the worm 502 is rotatably connected to the substrate 2. The output shaft of the second motor 501 is connected to the worm 502. A plurality of third gears 503 meshing with the worm 502 are installed on the lower side of the worm 502. Each third gear 503 is installed on a shunt pipe 403. When in use, the worm 502 is driven to rotate by the second motor 501, the third gear 503 is driven to rotate by the worm 502, the shunt pipe 403 is driven to rotate by the third gear 503, and the nozzle 405 is driven to rotate by the shunt pipe 403, thereby adjusting the spraying angle of the nozzle 405 to simulate wind-blown rain.

[0027] Working principle: When using the spray device for vehicle rain test, the vehicle is parked under the spray mechanism 4, and water is sprayed to the vehicle through the spray mechanism 4. The worm 502 is driven to rotate by the second motor 501, and the third gear 503 is driven to rotate by the worm 502, and the shunt pipe 403 is driven to rotate by the third gear 503, and the nozzle 405 is driven to rotate by the shunt pipe 403, and then the spraying angle of the nozzle 405 is adjusted to simulate wind-blown rain. In addition, the first gear 302, the second gear 303 and the transmission shaft 304 are driven to rotate by the first motor 301, and the base plate 2 is driven to rotate by the transmission shaft 304, and the spray mechanism 4 is driven to rotate 90° by the base plate 2, and then the left and right directions and the front and rear directions of the spray mechanism 4 are adjusted and replaced to simulate rain in different directions.

[0028] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A spray device for vehicle rain test, characterized in that: The invention comprises a frame (1), a base plate (2), a rotation transposition mechanism (3), a spray mechanism (4) and an inclination adjustment mechanism (5), wherein the base plate (2) is installed at the top of the frame (1), the rotation transposition mechanism (3) for driving the base plate (2) to rotate is installed at the top of the frame (1), the spray mechanism (4) is installed at the bottom of the base plate (2), and the inclination adjustment mechanism (5) for adjusting the water spraying angle of the spray mechanism (4) is installed on the base plate (2).

2. The spray device for vehicle rain test according to claim 1, characterized in that: The rotary transposition mechanism (3) comprises: a first motor (301), a first gear (302), a second gear (303) and a transmission shaft (304); the first motor (301) is fixed to the top of the frame (1); the first gear (302) is mounted on the output shaft of the first motor (301); a second gear (303) meshing with the first gear (302) is mounted on one side of the first gear (302); the second gear (303) is mounted on the transmission shaft (304); the transmission shaft (304) is rotatably connected to the frame (1); and the bottom of the transmission shaft (304) is fixed to the base plate (2).

3. The spray device for vehicle rain test according to claim 1, characterized in that: The spray mechanism (4) comprises: a delivery pump (401), a main pipe (402), a diverter pipe (403), a first hose (404), a nozzle (405) and a second hose (406); the delivery pump (401) and the main pipe (402) are both fixed to the lower side of a base plate (2); a plurality of diverter pipes (403) are rotatably connected to the lower side of the base plate (2); each of the diverter pipes (403) is connected to the main pipe (402) via a first hose (404); the delivery pump (401) is provided with a second hose (406); and a plurality of nozzles (405) are provided on the lower side of each of the diverter pipes (403).

4. The spray device for vehicle rain test according to claim 3, characterized in that: The tilt adjustment mechanism (5) comprises: a second motor (501), a worm (502) and a third gear (503); the second motor (501) is fixed on a base plate (2); the worm (502) is rotatably connected to the base plate (2); an output shaft of the second motor (501) is connected to the worm (502); and a plurality of third gears (503) meshing with the worm (502) are mounted on the lower side of the worm (502).

5. The spray device for vehicle rain test according to claim 4, characterized in that: Each of the third gears (503) is mounted on a shunt pipe (403).

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