A device for motorcycle and electric bicycle brake water spray test

Abstract

This utility model discloses a water spray testing device for motorcycle and electric bicycle brakes, including an outer U-shaped housing, an inner housing housed within the outer U-shaped housing, a top cover on the top of the inner housing, and a water spraying mechanism housed within the inner housing. A spring shock absorber is installed between the inner wall of the outer U-shaped housing and the outer wall of the inner housing. The water spraying mechanism includes a water tank, a water pump, and a flow meter. The inlet of the water pump is connected to the inside of the water tank via an inlet pipe, and the outlet of the water pump is connected to the inlet of the flow meter via an outlet pipe. The outlet of the flow meter is connected to a water supply pipe, and the outlet of the water supply pipe extends out of the inner housing. A manual valve is installed on the outlet pipe. This utility model has a simple structure, and the external brake water spray testing device enables spraying water onto the brake discs of motorcycles and electric bicycles to determine whether the braking system performance is normal after the spraying, meeting the testing requirements for motorcycles and electric bicycles, and is easy to reuse.

Description

Technical Field

[0001] This utility model belongs to the field of motorcycle and electric bicycle testing technology, and in particular relates to a device for testing the brake water spray of motorcycles and electric bicycles. Background Technology

[0002] The standards for motorcycle and electric bicycle braking have been tightened. The testing technical clauses of GB20073-2018 and GB17761-2018 standards clearly stipulate the requirements for water spray tests on motorcycle and electric bicycle brakes. The water spray test simulates the braking effect of a vehicle in rainy weather or on slippery roads, ensuring that the vehicle can still function normally under water spray conditions and preventing brake failure or accidents caused by water entering the braking system.

[0003] Therefore, there is a need for a reasonably designed brake water spray test device for motorcycles and electric bicycles. The device should spray water onto the brake discs of motorcycles and electric bicycles to determine whether the braking system performance is normal after the water spray, meet the testing requirements of motorcycles and electric bicycles, and be easy to reuse. Utility Model Content

[0004] The technical problem to be solved by this utility model is to provide a brake water spray test device for motorcycles and electric bicycles, which addresses the shortcomings of the prior art. The device has a simple structure and sprays water onto the brake discs of motorcycles and electric bicycles to determine whether the braking system performance is normal after the water spray, thus meeting the testing requirements for motorcycles and electric bicycles and being easy to reuse.

[0005] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is: a brake water spray test device for motorcycles and electric bicycles, characterized in that: the brake water spray test device is installed on motorcycles and electric bicycles, the brake water spray test device includes an outer U-shaped box body, an inner box body installed inside the outer U-shaped box body, a top cover installed on the top of the inner box body, and a water spraying mechanism installed inside the inner box body, and a spring shock absorber is provided between the inner side wall of the outer U-shaped box body and the outer side wall of the inner box body;

[0006] The spray water mechanism includes a water tank, a water pump, and a flow meter. The inlet of the water pump is connected to the inside of the water tank through an inlet pipe, and the outlet of the water pump is connected to the inlet of the flow meter through an outlet pipe. The outlet of the flow meter is connected to a water supply pipe, and the outlet of the water supply pipe extends out of the inner tank. A manual valve is installed on the outlet pipe.

[0007] The above-mentioned device for testing the brake water spray of motorcycles and electric bicycles is characterized in that: the outer U-shaped box body includes a bottom plate parallel to the bottom of the inner box body, left and right side plates parallel to the left and right side walls of the inner box body, and front and rear side plates parallel to the front and rear side walls of the inner box body.

[0008] The spring damper includes a lower spring damper connected between the bottom of the inner box and the lower base plate, left and right spring dampers connected between the left and right side walls and the left and right side plates of the inner box, and front and rear spring dampers connected between the front and rear side walls and the front and rear side plates of the inner box.

[0009] The above-mentioned water spray test device for motorcycle and electric bicycle brakes is characterized in that: a vertical plate is provided inside the inner box, the vertical plate is connected to the front and rear side walls of the inner box, a first horizontal partition is provided between the right side wall of the inner box and the vertical plate, the water tank and the water pump are installed on the first horizontal partition, and a gap is provided between the first horizontal partition and the bottom of the inner box.

[0010] The above-mentioned water spray test device for motorcycle and electric bicycle brakes is characterized in that: a water passage hole is provided on the first horizontal partition, a water collection box is provided at the bottom of the inner box, the left side wall of the water collection box is attached to the vertical plate, the right side wall of the water collection box is attached to the inner right side wall of the inner box, the top of the water collection box is attached to the bottom surface of the first horizontal partition, and the front and rear side walls of the water collection box are attached to the inner front and rear side walls of the inner box.

[0011] The above-mentioned water spray test device for motorcycle and electric bicycle brakes is characterized in that: a second horizontal partition is provided between the left side wall of the inner box and the vertical plate, and a storage battery is provided on the second horizontal partition, the storage battery supplying power to the water pump and the flow meter.

[0012] The above-mentioned water spray test device for motorcycle and electric bicycle brakes is characterized in that: the top of the left side wall of the inner box is connected to the top cover by a hinge, a limit plate is provided in the right side wall of the inner box, and a locking bolt is provided on the top cover near the limit plate.

[0013] The above-mentioned water spray test device for motorcycle and electric bicycle brakes is characterized in that: two hose reels are provided on the top of the water tank; the inlet pipe, outlet pipe, and water supply pipe are all flexible hoses; the outlet end of the water supply pipe is connected to a tee; one end of the tee is connected to a front branch pipe; the other end of the tee is connected to a rear branch pipe; the front branch pipe is wound around a hose reel; the free end of the front branch pipe extending from the hose reel passes through the front side wall of the water tank and extends to the brake disc of the front wheel; the rear branch pipe is wound around another hose reel; the free end of the rear branch pipe extending from the other hose reel passes through the rear side wall of the water tank and extends to the brake disc of the rear wheel.

[0014] The above-mentioned water spray test device for motorcycle and electric bicycle brakes is characterized in that: a water supply pipe communicating with the inside of the water tank is provided on the right side wall of the inner box, and a water supply valve is provided on the water supply pipe;

[0015] A side opening plate is provided on the front side wall of the inner box via a hinge. The side opening plate is located at the water collection box and is provided with a side locking bolt.

[0016] The above-mentioned device for testing the brake water spray of motorcycles and electric bicycles is characterized in that: the flow meter is installed on the top cover, and the top cover is provided with a transparent window.

[0017] This utility model has the following advantages compared with the prior art:

[0018] 1. This utility model has a simple structure, reasonable design, and is externally installed on the vehicle body, making it easy to install and reuse.

[0019] 2. This utility model is provided with an outer U-shaped box and an inner box. A spring shock absorber is provided between the inner side wall of the outer U-shaped box and the outer side wall of the inner box. In order to absorb the vibration and impact when the brake water spray test device moves synchronously with the motorcycle and electric bicycle, the working stability of the inner box is improved, thereby improving the working efficiency of the water spraying mechanism.

[0020] 3. The present invention is equipped with a water tank, a manual valve, a water pump and a flow meter in order to adjust the manual valve so that the flow rate displayed on the flow meter screen meets the test design requirements. The pumped water is transported to the front branch pipe and the rear branch pipe through the outlet pipe, the flow meter and the water supply pipe. The water output from the front branch pipe and the rear branch pipe is sprayed onto the brake disc of the front wheel and the brake disc of the rear wheel.

[0021] In summary, this utility model has a simple structure, and the added brake water spray test device enables the spraying of water onto the brake discs of motorcycles and electric bicycles to determine whether the braking system performance is normal after the brake spraying, thus meeting the testing requirements of motorcycles and electric bicycles, and is easy to reuse.

[0022] The technical solution of this utility model will be further described in detail below with reference to the accompanying drawings and embodiments. Attached Figure Description

[0023] Figure 1 This is a schematic diagram of the structure of this utility model.

[0024] Figure 2 This is a schematic diagram of the spray water mechanism of this utility model.

[0025] Explanation of reference numerals in the attached figures:

[0026] 1—Outer U-shaped enclosure; 1-1—Bottom plate; 1-2—Left and right side plates; 2—Transparent window;

[0027] 3—Spring damper; 3-1—Lower spring damper; 3-2—Left and right spring dampers;

[0028] 4—Inner housing; 4-1—Hinge; 4-2—Top cover; 4-3—Limiting plate; 4-4—Locking bolt;

[0029] 5—Water tank; 5-1—Inlet pipe; 5-2—Water pump; 5-3—Outlet pipe;

[0030] 5-4—Manual valve; 6—Flow meter; 6-1—Water supply pipe;

[0031] 6-2—Tee; 7—Hose reel; 8—Water collection box;

[0032] 9—Vertical plate; 10—Second horizontal partition; 11—Battery;

[0033] 12—First horizontal baffle; 12-1—Water passage hole; 13—Front branch pipe;

[0034] 14—Water supply pipe; 15—Side opening and closing plate; 16—Side locking bolt. Detailed Implementation

[0035] like Figures 1 to 2 As shown, the brake water spray test device of this utility model is installed on motorcycles and electric bicycles. The brake water spray test device includes an outer U-shaped box 1, an inner box 4 installed inside the outer U-shaped box 1, a top cover 4-2 installed on the top of the inner box 4, and a water spraying mechanism installed inside the inner box 4. A spring shock absorber 3 is provided between the inner side wall of the outer U-shaped box 1 and the outer side wall of the inner box 4.

[0036] The spray water mechanism includes a water tank 5, a water pump 5-2, and a flow meter 6. The inlet of the water pump 5-2 is connected to the inside of the water tank 5 through an inlet pipe 5-1. The outlet of the water pump 5-2 is connected to the inlet end of the flow meter 6 through an outlet pipe 5-3. The outlet end of the flow meter 6 is connected to a water supply pipe 6-1. The outlet end of the water supply pipe 6-1 extends out of the inner housing 4. A manual valve 5-4 is installed on the outlet pipe 5-3.

[0037] In this embodiment, the outer U-shaped box body 1 includes a bottom plate 1-1 parallel to the bottom of the inner box body 4, left and right side plates 1-2 parallel to the left and right side walls of the inner box body 4, and front and rear side plates parallel to the front and rear side walls of the inner box body 4.

[0038] The spring damper 3 includes a lower spring damper 3-1 connected between the bottom of the inner housing 4 and the lower base plate 1-1, a left and right spring damper 3-2 connected between the left and right side walls of the inner housing 4 and the left and right side plates 1-2, and a front and rear spring damper connected between the front and rear side walls of the inner housing 4 and the front and rear side plates.

[0039] In this embodiment, a vertical plate 9 is provided inside the inner box 4. The vertical plate 9 is connected to the front and rear side walls of the inner box 4. A first horizontal partition 12 is provided between the right side wall of the inner box 4 and the vertical plate 9. The water tank 5 and the water pump 5-2 are installed on the first horizontal partition 12. A gap is provided between the first horizontal partition 12 and the bottom of the inner box 4.

[0040] In this embodiment, the first horizontal partition 12 is provided with a water passage hole 12-1, and a water collection box 8 is provided at the bottom of the inner box 4. The left side wall of the water collection box 8 is attached to the vertical plate 9, the right side wall of the water collection box 8 is attached to the inner side wall of the inner box 4, the top of the water collection box 8 is attached to the bottom surface of the first horizontal partition 12, and the front and rear side walls of the water collection box 8 are attached to the inner front and rear side walls of the inner box 4.

[0041] In this embodiment, a second horizontal partition 10 is provided between the left side wall of the inner box 4 and the vertical plate 9. A storage battery 11 is provided on the second horizontal partition 10, and the storage battery 11 supplies power to the water pump 5-2 and the flow meter 6.

[0042] In this embodiment, the top of the left side wall of the inner box 4 is connected to the top cover 4-2 by a hinge 4-1. A limit plate 4-3 is provided inside the right side wall of the inner box 4, and a locking bolt 4-4 is provided on the top cover 4-2 near the limit plate 4-3.

[0043] In this embodiment, two hose reels 7 are provided on the top of the water tank 5. The inlet pipe 5-1, outlet pipe 5-3, and water supply pipe 6-1 are all flexible hoses. The outlet end of the water supply pipe 6-1 is connected to a tee 6-2. One end of the tee 6-2 is connected to the front branch pipe, and the other end of the tee 6-2 is connected to the rear branch pipe. The front branch pipe 13 is wound around a hose reel 7. The free end of the front branch pipe 13 extends through the front side wall of the water tank 5 and extends to the brake disc of the front wheel. The rear branch pipe is wound around another hose reel 7. The free end of the rear branch pipe extends through the rear side wall of the water tank 5 and extends to the brake disc of the rear wheel.

[0044] In this embodiment, a water supply pipe 14 communicating with the inside of the water tank 5 is provided on the right side wall of the inner box 4, and a water supply valve is provided on the water supply pipe 14.

[0045] A side opening plate 15 is provided on the front side wall of the inner box 4 via a hinge. The side opening plate 15 is located at the water collection box 8, and a side locking bolt 16 is provided on the side opening plate 15.

[0046] In this embodiment, the flow meter 6 is mounted on the top cover 4-2, and the top cover 4-2 is provided with a transparent window 2.

[0047] In this embodiment, by setting spring dampers 3, which include lower spring dampers 3-1, left and right spring dampers 3-2 and front and rear spring dampers, the vibration and impact of the brake water spray test device when it moves synchronously with the motorcycle and electric bicycle are absorbed, thereby improving the working stability of the inner box 4 and improving the working efficiency of the spray water mechanism.

[0048] In this embodiment, the spring damper 3 is not specifically limited, and can refer to conventional dampers in the field, as long as they meet the damping requirements.

[0049] In this embodiment, the top cover 4-2 is designed to open and close so that when maintenance or replacement is required, the locking bolt 4-4 can be turned to release the locking of the limiting plate 4-3, and the top cover 4-2 can be opened to allow maintenance or replacement of the battery 11, water pump 5-2, and flow meter 6. After maintenance or replacement, the locking bolt 4-4 can be turned to extend into the limiting plate 4-3 to lock the top cover 4-2. In addition, the top cover 4-2 is designed to provide overall protection for the spray water mechanism and improve its adaptability.

[0050] In this embodiment, a water collection box 8 is provided to collect the water exposed in the water tank 5 in case of accidental leakage from the water tank 5 or pipelines, so as to avoid the leakage affecting the working performance of the internal battery 11.

[0051] In this embodiment, the side opening and closing plate 15 is provided so that when there is water in the water collection box 8, the side locking bolt 16 can be turned to open the side opening and closing plate 15, so that the water collection box 8 can be pulled out and poured out; or the water collection box 8 can be inserted into place and the side locking bolt 16 can be turned to lock the side opening and closing plate 15.

[0052] In this embodiment, during actual use, a pipe reel 7 is used to reel in and unload the front branch pipe 13 and the rear branch pipe, improving adaptability and avoiding the need for large space-consuming pipeline stacking.

[0053] In this embodiment, in actual use, the flow meter 6 can refer to the K24 electronic flow meter, which has a display screen. The display screen of the flow meter 6 is located at the transparent window 2.

[0054] In this embodiment, the standard requirement for water spray testing on motorcycles is 15L / h, and the standard requirement for testing electric bicycles is greater than 4mL / s. The flow rate is adjusted according to the requirements.

[0055] In this embodiment, during actual use, nozzles are added to the outlets of the front branch pipe 13 and the rear branch pipe near the brake disc to achieve spraying and prevent a stream of water from coming out.

[0056] In this embodiment, a vertical plate 9 is set to divide the battery 11 and the spray water mechanism into left and right cavities, so as to avoid damage to the battery 11 caused by accidental water leakage from the spray water mechanism, thereby improving the overall safety and practicality of use.

[0057] In practical use, the brake water spray test device is installed on motorcycles and electric bicycles, and the front branch pipe 13, which passes through the front side wall of the inner box 4, extends along the vehicle body to the brake disc of the front wheel, and the rear branch pipe, which passes through the rear side wall of the inner box 4, extends to the brake disc of the rear wheel; or the front branch pipe 13 or the rear branch pipe can be selected to work alone according to actual needs.

[0058] First, operate water pump 5-2. Water pump 5-2 will then draw water from water tank 5 through inlet pipe 5-1. Adjust manual valve 5-4 to ensure that the flow rate displayed on the flow meter 6 meets the experimental design requirements. The drawn water is then transported through outlet pipe 5-3, flow meter 6, and water supply pipe 6-1 to the front branch pipe 13 and the rear branch pipe. The water output from the front branch pipe 13 and the rear branch pipe is sprayed onto the brake discs of the front and rear wheels.

[0059] Afterwards, operate the motorcycle and electric bicycle. During the spray test of the spray water mechanism, operate the brakes of the motorcycle and electric bicycle and judge whether the wheel speed of the motorcycle and electric bicycle decreases to meet the design requirements. If the wheel speed of the motorcycle and electric bicycle meets the design requirements after braking under the spray test of the spray water mechanism, it is judged that the braking system performance is normal after the braking spray.

[0060] In summary, this utility model has a simple structure, and the added brake water spray test device enables the spraying of water onto the brake discs of motorcycles and electric bicycles to determine whether the braking system performance is normal after the brake spraying, thus meeting the testing requirements of motorcycles and electric bicycles, and is easy to reuse.

[0061] The above description is merely a preferred embodiment of the present utility model and does not constitute any limitation on the present utility model. Any simple modifications, alterations, or equivalent structural changes made to the above embodiments based on the technical essence of the present utility model shall still fall within the protection scope of the present utility model.

Claims

1. A device for testing the brakes of motorcycles and electric bicycles by spraying water, characterized in that: The brake water spray test device is installed on motorcycles and electric bicycles. The brake water spray test device includes an outer U-shaped box (1), an inner box (4) installed inside the outer U-shaped box (1), a top cover (4-2) installed on the top of the inner box (4), and a water spraying mechanism installed inside the inner box (4). A spring shock absorber (3) is installed between the inner side wall of the outer U-shaped box (1) and the outer side wall of the inner box (4). The spray water mechanism includes a water tank (5), a water pump (5-2) and a flow meter (6). The inlet of the water pump (5-2) is connected to the inside of the water tank (5) through an inlet pipe (5-1). The outlet of the water pump (5-2) is connected to the inlet end of the flow meter (6) through an outlet pipe (5-3). The outlet end of the flow meter (6) is connected to a water supply pipe (6-1). The outlet end of the water supply pipe (6-1) extends out of the inner casing (4). A manual valve (5-4) is provided on the outlet pipe (5-3).

2. A water spray testing device for motorcycle and electric bicycle brakes according to claim 1, characterized in that: The outer U-shaped box body (1) includes a bottom plate (1-1) parallel to the bottom of the inner box body (4), left and right side plates (1-2) parallel to the left and right side walls of the inner box body (4), and front and rear side plates parallel to the front and rear side walls of the inner box body (4). The spring damper (3) includes a lower spring damper (3-1) connected between the bottom of the inner box (4) and the lower base plate (1-1), a left and right spring damper (3-2) connected between the left and right side walls of the inner box (4) and the left and right side plates (1-2), and a front and rear spring damper connected between the front and rear side walls of the inner box (4) and the front and rear side plates.

3. A water spray test device for motorcycle and electric bicycle brakes according to claim 1, characterized in that: The inner box (4) is provided with a vertical plate (9) inside. The vertical plate (9) is connected to the front and rear side walls of the inner box (4). A first horizontal partition (12) is provided between the right side wall of the inner box (4) and the vertical plate (9). The water tank (5) and the water pump (5-2) are installed on the first horizontal partition (12). A gap is provided between the first horizontal partition (12) and the bottom of the inner box (4).

4. A water spray test device for motorcycle and electric bicycle brakes according to claim 3, characterized in that: The first horizontal partition (12) is provided with a water passage hole (12-1), and a water collection box (8) is provided at the bottom of the inner box (4). The left side wall of the water collection box (8) is attached to the vertical plate (9), the right side wall of the water collection box (8) is attached to the inside of the right side wall of the inner box (4), the top of the water collection box (8) is attached to the bottom surface of the first horizontal partition (12), and the front and rear side walls of the water collection box (8) are attached to the inside of the front and rear side walls of the inner box (4).

5. A water spray test device for motorcycle and electric bicycle brakes according to claim 3, characterized in that: A second horizontal partition (10) is provided between the left side wall of the inner box (4) and the vertical plate (9). A storage battery (11) is provided on the second horizontal partition (10), and the storage battery (11) supplies power to the water pump (5-2) and the flow meter (6).

6. A water spray test device for motorcycle and electric bicycle brakes according to claim 1, characterized in that: The top of the left side wall of the inner box (4) is connected to the top cover (4-2) by a hinge (4-1). A limit plate (4-3) is provided inside the right side wall of the inner box (4). A locking bolt (4-4) is provided on the top cover (4-2) near the limit plate (4-3).

7. A water spray test device for motorcycle and electric bicycle brakes according to claim 3, characterized in that: The top of the water tank (5) is provided with two hose reels (7). The inlet pipe (5-1), outlet pipe (5-3) and water supply pipe (6-1) are all flexible hoses. The outlet end of the water supply pipe (6-1) is connected to a tee (6-2). One end of the tee (6-2) is connected to the front branch pipe, and the other end of the tee (6-2) is connected to the rear branch pipe. The front branch pipe (13) is wound around a hose reel (7). The free end of the front branch pipe (13) extends through the front side wall of the water tank (5) and extends to the brake disc of the front wheel. The rear branch pipe is wound around another hose reel (7). The free end of the rear branch pipe extends through the rear side wall of the water tank (5) and extends to the brake disc of the rear wheel.

8. A water spray test device for motorcycle and electric bicycle brakes according to claim 4, characterized in that: The inner box (4) is provided with a water supply pipe (14) that communicates with the inside of the water tank (5), and a water supply valve is provided on the water supply pipe (14); A side opening plate (15) is provided on the front side wall of the inner box (4) via a hinge. The side opening plate (15) is located at the water collection box (8). A side locking bolt (16) is provided on the side opening plate (15).

9. A water spray test device for motorcycle and electric bicycle brakes according to claim 1, characterized in that: The flow meter (6) is mounted on the top cover (4-2), and the top cover (4-2) has a transparent window (2).

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