CN218271386U - Durability test bed for automobile windscreen wiper - Google Patents

Abstract

The utility model relates to the technical field of windscreen wiper detection, in particular to a durability test bed for an automobile windscreen wiper, which comprises a test box, a window simulation frame, the windscreen wiper to be tested and a water tank, wherein the test box is integrally of a square structure and is hollow inside; the lower end of the car window simulation frame is fixed with the test box through a first support frame, and the surface of the car window simulation frame is arc-shaped and is the same as the surface of a car window; the windscreen wiper to be tested is arranged on the driving block, and the driving block and the test box are fixed with each other through a second supporting frame; the windscreen wiper to be tested is attached to the car window simulation frame, and a motor is arranged in the driving block and drives the windscreen wiper to be tested to rotate; the motor is electrically connected with the controller; the water tank is arranged on the upper side of the car window simulation frame, the lower side of the water tank is provided with a spray pipe, and the spray pipe is provided with a spray head; the utility model provides a test bench can simulate multiple environment.

Description

Durability test bed for automobile windscreen wiper

Technical Field

The utility model relates to a wiper detects technical field, specifically is an automobile wiper endurance test platform.

Background

A wiper blade is also called a wiper blade, a wiper blade or a windshield wiper blade, and is a device for wiping and removing raindrops and dust attached to a windshield of a vehicle, so as to improve visibility of a driver and increase driving safety. Because of legal requirements, almost all motor vehicles come with wipers. The rear windows of vehicles such as hatchbacks and recreational vehicles are also equipped with wipers. In addition to automobiles, other transportation means are provided with wipers such as trains, trams, and the like. Some engineering machines, such as cranes, etc., are also equipped with wipers.

When the windscreen wiper of car is in the car production, need test and verify each item parameter such as the result of use, life-span and integrality of windscreen wiper, under most of conditions, under the condition that does not have the automobile body, can't survey validity and life of whole windscreen wiper system, because automobile body area is big, be not convenient for settle, also do not have the device that is used for the windscreen wiper system test specially among the prior art at present, the unable life-span of detailed verification windscreen wiper motor performance and windscreen wiper piece.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile windscreen wiper endurance test platform to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a durability test bed for an automobile windscreen wiper comprises a test box, a window simulation frame, the windscreen wiper to be tested and a water tank, wherein the test box is integrally of a square structure, the interior of the test box is hollow, and the window simulation frame, the windscreen wiper to be tested and the water tank are all arranged in the test box; the lower end of the car window simulation frame is fixed with the test box through a first support frame, and the surface of the car window simulation frame is arc-shaped and is the same as the surface of a car window; the windscreen wiper to be tested is arranged on the driving block, and the driving block and the test box are fixed with each other through a second supporting frame; the windscreen wiper to be tested is attached to the car window simulation frame, a motor is arranged in the driving block and drives the windscreen wiper to be tested to rotate, and the motor is electrically connected with the controller; the water tank sets up at door window simulation frame upside, and the water tank downside is provided with the spray tube, is provided with the shower nozzle on the spray tube.

Preferably, a partition board is vertically arranged in the test box, the test box is divided into two test areas by the partition board, and a vehicle window simulation frame, a windscreen wiper to be tested and a water tank are arranged in each test area in a matched mode; and a bushing plate is arranged at the bottom of the experiment area, and a leakage hole is formed in the bushing plate.

Preferably, the bottom of the test box is provided with a water storage cavity, and the corners of the water storage cavity are provided with inclined flow guide surfaces; the water storage cavity wall is provided with a water outlet, the water outlet outside is connected with the water tank through a water supply pipe, a water suction pump is arranged in the water tank, and the water suction pump is electrically connected with the controller.

Preferably, a plurality of spray pipes are arranged side by side, the water tank is connected with the spray pipes through hoses, and two ends of each spray pipe are fixed with the test box through reels; the reel is driven by a motor, and the motor is electrically connected with the controller.

Preferably, the openings at the two sides of the test box are provided with taking and placing grooves, and a cabinet door is arranged in the taking and placing grooves through a hinge; the cabinet door is arranged in a split structure, an observation window is arranged on the cabinet door, and transparent toughened glass is embedded in the observation window; the bottom of the test chamber is provided with a support plate.

Compared with the prior art, the beneficial effects of the utility model are that: the test bed provided by the utility model can provide two stations for testing at the same time; meanwhile, the angle of the spray pipe can be flexibly adjusted, so that different rainwater directions can be simulated for testing, and the whole testing device is arranged in a sealing manner, so that the water in the whole testing device can be recycled; the device has simple integral structure and reasonable design.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the inside of the test chamber of the present invention;

reference numbers in the figures: 1. a test chamber; 11. a taking and placing groove; 12. a water supply pipe; 13. a support plate; 14. a partition plate; 15. a bushing; 16. a leak hole; 17. a flow guide surface; 18. a water outlet; 2. a vehicle window simulation frame; 21. a first support frame; 3. a wiper blade to be tested; 31. a drive block; 32. a second support frame; 4. a cabinet door; 41. a hinge; 42. an observation window; 5. a water tank; 51. a nozzle; 52. a hose; 53. a spray head; 54. a reel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: an automobile windscreen wiper endurance test stand comprises a test box 1, a window simulation frame 2, a windscreen wiper 3 to be tested and a water tank 5, wherein the whole test box 1 is of a square structure and is hollow inside, and the window simulation frame 2, the windscreen wiper 3 to be tested and the water tank 5 are all arranged inside the test box 1; the lower end of the car window simulation frame 2 is mutually fixed with the test box 1 through a first support frame 21, and the surface of the car window simulation frame 2 is arc-shaped and is the same as the surface of a car window; the windscreen wiper 3 to be tested is arranged on a driving block 31, and the driving block 31 is mutually fixed with the test box 1 through a second supporting frame 32; the windscreen wiper 3 to be tested is attached to the vehicle window simulation frame 2, a motor is arranged in the driving block 31 and drives the windscreen wiper 3 to be tested to rotate, and the motor is electrically connected with the controller; the water tank 5 is arranged on the upper side of the vehicle window simulation frame 2, a spray pipe 51 is arranged on the lower side of the water tank 5, and a spray head 53 is arranged on the spray pipe 51.

Further, a partition plate 14 is vertically arranged in the test box 1, the test box 1 is divided into two test areas by the partition plate 14, and a vehicle window simulation frame 2, a windscreen wiper 3 to be tested and a water tank 5 are arranged in each test area in a matched mode; and a bushing 15 is arranged at the bottom of the experiment area, and a leakage hole 16 is formed in the bushing 15.

Furthermore, a water storage cavity is arranged at the bottom of the test box 1, and an inclined flow guide surface 17 is arranged at the corner of the water storage cavity; the water storage cavity wall is provided with a water outlet 18, the outer side of the water outlet 18 is connected with the water tank 5 through a water supply pipe 12, a water suction pump is arranged in the water tank 5, and the water suction pump is electrically connected with the controller.

Furthermore, a plurality of spray pipes 51 are arranged side by side, the water tank 5 is connected with the spray pipes 51 through hoses 52, and two ends of each spray pipe 51 are fixed with the test box 1 through reels 54; the spool 54 is driven by a motor, which is electrically connected to a controller.

Further, the test box 1 is provided with taking and placing grooves 11 at openings on two sides, and a cabinet door 4 is installed in the taking and placing grooves 11 through a hinge 41; the cabinet door 4 is arranged in a split structure, an observation window 42 is arranged on the cabinet door 4, and transparent toughened glass is embedded in the observation window 42; a support plate 13 is arranged at the bottom of the test chamber 1.

The working principle is as follows: in the actual use process, the window simulation frames 2 in different shapes can be placed in the two spaces separated by the partition plate 14 in the test box 1, so that the wipers 3 to be tested in different types and specifications are tested, and the test efficiency is improved. Water in a water storage cavity at the bottom of the test box 1 is pumped up by a water pump in the water tank 5 through the water supply pipe 12 and is supplied to the spray pipe 51 through the hose 52 to be sprayed out of the spray head 53. The power of the water pump is controlled by the controller, so that the water spraying force of the spray nozzle 53 is changed; the controller can also control the motor connected with the scroll 54 to work, so as to drive the scroll 54 to rotate, so that the spray pipe 51 rotates, and the water spraying direction of the spray head 53 is changed; different use scenes can be simulated to test the windscreen wiper.

The controller controls the motor in the driving block 31 to work, so that the windscreen wiper 3 to be tested is driven to rotate, move along the vehicle window simulation frame 2, and simulate the actual working environment.

The sprayed water flows back to the water storage cavity again through the leakage holes 16 on the leakage plate 15 and can be recycled; the partition 14 completely separates the two test areas from each other and avoids mutual interference. The cabinet door 4 can be opened, so that the wiper blade is replaced, and the test condition can be observed conveniently from the outside through the observation window 42.

It is worth noting that: the whole device realizes control over the device through the master control button, and the device matched with the control button is common equipment, belongs to the existing mature technology, and is not repeated for the electrical connection relation and the specific circuit structure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides an automobile windscreen wiper endurance test platform which characterized in that: the test box comprises a test box (1), a vehicle window simulation frame (2), a windscreen wiper (3) to be tested and a water tank (5), wherein the whole test box (1) is of a square structure, the interior of the test box is hollow, and the vehicle window simulation frame (2), the windscreen wiper (3) to be tested and the water tank (5) are all arranged inside the test box (1); the lower end of the car window simulation frame (2) is fixed with the test box (1) through a first support frame (21), and the surface of the car window simulation frame (2) is arc-shaped and is the same as the surface of a car window; the windscreen wiper (3) to be tested is installed on a driving block (31), and the driving block (31) is fixed with the test box (1) through a second supporting frame (32); the windscreen wiper (3) to be tested is attached to the car window simulation frame (2), a motor is arranged in the driving block (31) and drives the windscreen wiper (3) to be tested to rotate, and the motor is electrically connected with the controller; the water tank (5) is arranged on the upper side of the car window simulation frame (2), a spray pipe (51) is arranged on the lower side of the water tank (5), and a spray head (53) is arranged on the spray pipe (51).

2. The durability test stand for the wiper blade of an automobile of claim 1, wherein: a partition plate (14) is vertically arranged in the test box (1), the test box (1) is divided into two test areas by the partition plate (14), and a vehicle window simulation frame (2), a windscreen wiper (3) to be tested and a water tank (5) are arranged in each test area in a matched manner; and a bushing (15) is arranged at the bottom of the experimental area, and a leakage hole (16) is formed in the bushing (15).

3. The durability test stand for the wiper blade of an automobile of claim 1, wherein: the bottom of the test box (1) is provided with a water storage cavity, and the corners of the water storage cavity are provided with inclined flow guide surfaces (17); the water storage cavity wall is provided with a water outlet (18), the outer side of the water outlet (18) is connected with the water tank (5) through a water conveying pipe (12), a water suction pump is arranged in the water tank (5), and the water suction pump is electrically connected with the controller.

4. The durability test stand for the automobile wiper blade as claimed in claim 1, wherein: a plurality of spray pipes (51) are arranged side by side, the water tank (5) is connected with the spray pipes (51) through hoses (52), and two ends of each spray pipe (51) are fixed with the test box (1) through reels (54); the reel (54) is driven by a motor, and the motor is electrically connected with the controller.

5. The durability test stand for the wiper blade of an automobile of claim 1, wherein: the test box is characterized in that the openings at two sides of the test box (1) are provided with taking and placing grooves (11), and a cabinet door (4) is installed in the taking and placing grooves (11) through a hinge (41); the cabinet door (4) is arranged in a split structure, an observation window (42) is arranged on the cabinet door (4), and transparent toughened glass is embedded in the observation window (42); the bottom of the test box (1) is provided with a support plate (13).

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