A pipe structure for single-wheel lateral force coefficient test

Abstract

This utility model relates to a pipeline structure for testing the lateral force coefficient of a single-wheel vehicle. The pipeline structure includes a first inlet pipe, a second inlet pipe, a first outlet pipe, a second outlet pipe, a water pump, a power take-off (PTO) connecting flange, and a water flow control device. The first inlet pipe has fire hydrant inlet interfaces at both ends. The second inlet pipe has an outdoor inlet interface at one end and is connected to the inlet end of the water pump at the other end. The first outlet pipe has one end connected to the outlet end of the water pump and the other end connected to the first inlet pipe. The second outlet pipe has a water tank outlet connecting flange at one end and is connected to the water flow control device at the other end. The first inlet pipe has a water tank inlet connecting flange, and the PTO connecting flange is located at the power input end of the water pump. The pipeline structure for testing the lateral force coefficient of a single-wheel vehicle provided by this utility model makes the structural layout of the single-wheel lateral force coefficient testing vehicle more reasonable and facilitates water flow control.

Description

Technical Field

[0001] This utility model relates to the field of road testing technology, specifically to a pipeline structure for testing the lateral force coefficient of a single wheel. Background Technology

[0002] The single-wheel lateral force coefficient test is one of the core technologies for evaluating the anti-skid performance of roads. The accuracy of the test results is highly dependent on the design of the supporting sprinkler pipe structure. As a key subsystem of the test system, the sprinkler pipe structure mainly undertakes the functions of accurately controlling the amount of water sprinkled and uniformly wetting the road surface, which directly affects the reliability and standardization of the test data. However, the existing sprinkler pipe structure has the problem of unreasonable layout.

[0003] Based on considerations of convenient water flow control and layout, this application specifically proposes a pipeline structure for testing the lateral force coefficient of a single wheel. Utility Model Content

[0004] To facilitate water flow control and pipeline layout, this utility model provides a pipeline structure for single-wheel lateral force coefficient testing, which makes the structural layout of the single-wheel lateral force coefficient testing vehicle more reasonable, while also facilitating water flow control.

[0005] This utility model provides a pipeline structure for testing the lateral force coefficient of a single-wheel vehicle. The pipeline structure is located inside the main beam of the single-wheel lateral force coefficient testing vehicle and below the water tank. It includes a first inlet pipe, a second inlet pipe, a first outlet pipe, a second outlet pipe, a water pump, a power take-off (PTO) connecting flange, and a water flow control device. Both ends of the first inlet pipe are respectively provided with fire hydrant inlet interfaces. One end of the second inlet pipe is provided with an outdoor water inlet interface, and the other end of the second inlet pipe is connected to the inlet end of the water pump. One end of the first outlet pipe is connected to the outlet end of the water pump, and the other end of the first outlet pipe is connected to the first inlet pipe. One end of the second outlet pipe is provided with a water tank outlet connecting flange, and the other end of the second outlet pipe is connected to the water flow control device. The first inlet pipe is provided with a water tank inlet connecting flange, and the PTO connecting flange is located at the power input end of the water pump.

[0006] In a preferred embodiment of the pipeline structure for single-wheel lateral force coefficient testing provided by this utility model, the fire hydrant inlet ports at both ends of the first water inlet pipe are located on both sides of the single-wheel lateral force coefficient testing vehicle.

[0007] In a preferred embodiment of the pipeline structure for single-wheel lateral force coefficient testing provided by this utility model, the outdoor water inlet is located near the fire hydrant water inlet at one end of the first water inlet pipe.

[0008] In a preferred embodiment of the pipeline structure for testing the single-wheel lateral force coefficient provided by this utility model, a handwashing basin is provided below the outdoor water inlet interface, and a faucet interface is provided on the first water inlet pipe, with the faucet interface located directly above the handwashing basin.

[0009] In a preferred embodiment of the pipeline structure for testing the single-wheel lateral force coefficient provided by this utility model, there are two water flow control devices, and the two water flow control devices are respectively connected to the second water outlet pipe.

[0010] In a preferred embodiment of the pipeline structure for single-wheel lateral force coefficient testing provided by this utility model, the water flow control device includes a connecting pipe, an actuating ball valve, a booster pump, a flow meter, and a pagoda connector. One end of the connecting pipe is connected to the second water outlet pipe, and the other end is provided with the pagoda connector. The pagoda connector is connected to the water outlet nozzle of the single-wheel lateral force coefficient testing vehicle through a flexible hose. The actuating ball valve, the booster pump, and the flow meter are sequentially arranged on the connecting pipe.

[0011] In a preferred embodiment of the pipeline structure for testing the single-wheel lateral force coefficient provided by this utility model, the water inlet end of the water pump is provided with a filter screen tee, and the second water inlet pipe is connected to the filter screen tee.

[0012] In a preferred embodiment of the pipeline structure for testing the single-wheel lateral force coefficient provided by this utility model, the height of both the fire hydrant inlet and the outdoor inlet from the ground is set to 70cm.

[0013] In a preferred embodiment of the pipeline structure for single-wheel lateral force coefficient testing provided by this utility model, a ball valve switch is also included, which is respectively located near the fire hydrant inlet, the outdoor inlet, and the water tank outlet connection flange.

[0014] Compared with existing technologies, the pipeline structure for single-wheel lateral force coefficient testing provided by this utility model has the following advantages: 1. The pipeline structure used for the single-wheel lateral force coefficient test is arranged inside the main beam of the single-wheel lateral force coefficient test vehicle and placed below the water tank. It is not easily damaged and does not occupy additional equipment space, making it neat and aesthetically pleasing.

[0015] Second, by simultaneously installing fire hydrant inlet and outdoor water inlet, the water tank filling needs of the single-wheel lateral force coefficient testing vehicle can be met even in the absence of fire hydrants.

[0016] 3. Connect the outdoor water inlet to the water inlet of the water pump through the second water inlet pipe. Connect the water pump to the power take-off of the single-wheel lateral force coefficient testing vehicle through the power take-off flange. This allows the water pump to directly use the power take-off of the single-wheel lateral force coefficient testing vehicle without the need for an additional power source, thus saving space in the entire equipment.

[0017] Fourth, by humanizing the location of the fire hydrant inlet and outdoor inlet, the height of both the fire hydrant inlet and outdoor inlet from the ground is set at 70cm. The two fire hydrant inlets are located on both sides of the single-wheeled lateral force coefficient testing vehicle, which eliminates the need for climbing and facilitates personnel operation.

[0018] Fifth, by setting up two water flow control devices to be connected to the water spray mechanism of the single-wheel lateral force coefficient test vehicle, the two water paths do not interfere with each other, which facilitates precise control of the water flow.

[0019] 6. By installing a filter tee at the water inlet of the water pump, the water entering through the outdoor water inlet can be filtered to ensure the purity of the incoming water and facilitate cleaning.

[0020] 7. By installing handwashing sinks and matching faucet interfaces, it is convenient for workers to clean. Attached Figure Description

[0021] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort, wherein: Figure 1 This is a schematic diagram of the pipeline structure for testing the single-wheel lateral force coefficient provided by this utility model; Figure 2 yes Figure 1 A top view of the pipeline structure used for single-wheel lateral force coefficient testing; Figure 3 yes Figure 1 The diagram shows a front view of the piping structure used for single-wheel lateral force coefficient testing. Figure 4 yes Figure 1 The diagram shows a side view of the pipeline structure used for testing the single-wheel lateral force coefficient.

[0022] In the picture: 11. First water inlet pipe; 111. Fire hydrant inlet interface; 112. Water tank inlet connection flange; 113. Faucet interface; 12. Second water inlet pipe; 121. Outdoor water inlet interface; 13. First water outlet pipe; 14. Second water outlet pipe; 141. Water tank outlet connection flange; 15. Water pump; 151. Filter screen tee; 16. Power take-off connection flange; 17. Water flow control device; 171. Connecting pipe; 172. Actuating ball valve; 173. Booster pump; 174. Flow meter; 175. Pagoda connector; 18. Handwashing sink; 19. Ball valve switch. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0024] Please refer to the following: Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in, Figure 1 This is a schematic diagram of the pipeline structure for testing the single-wheel lateral force coefficient provided by this utility model; Figure 2 yes Figure 1 A top view of the pipeline structure used for single-wheel lateral force coefficient testing; Figure 3 yes Figure 1 The diagram shows a front view of the piping structure used for single-wheel lateral force coefficient testing. Figure 4 yes Figure 1The diagram shows a side view of the piping structure used for testing the lateral force coefficient of a single-wheel vehicle. The piping structure is located inside the main beam of the single-wheel lateral force coefficient testing vehicle and below the water tank. It includes a first inlet pipe 11, a second inlet pipe 12, a first outlet pipe 13, a second outlet pipe 14, a water pump 15, a power take-off (PTO) connecting flange 16, and a water flow control device 17. Both ends of the first inlet pipe 11 are equipped with fire hydrant inlet interfaces 111. One end of the second inlet pipe 12 is equipped with an outdoor water inlet interface 121, and the other end of the second inlet pipe 12 is connected to the inlet end of the water pump 15. One end of the first outlet pipe 13 is connected to the outlet end of the water pump 15. The other end of the first water outlet pipe 13 is connected to the first water inlet pipe 11. One end of the second water outlet pipe 14 is provided with a water tank outlet connection flange 141, and the other end of the second water outlet pipe 14 is connected to the water flow control device 17. The water tank outlet connection flange 141 is used to connect to the water outlet of the water tank. The water pump is fixedly connected to the single-wheel lateral force coefficient test vehicle. The first water inlet pipe 11 is provided with a water tank inlet connection flange 112, which is used to connect to the water inlet of the water tank. The power take-off connection flange 16 is located at the power input end of the water pump 15.

[0025] The piping structure for the single-wheel lateral force coefficient test provided in this embodiment is located inside the main beam of the single-wheel lateral force coefficient test vehicle and below the water tank. It is not easily damaged, does not occupy additional equipment space, and is neat and aesthetically pleasing. It also includes both a fire hydrant inlet 111 and an outdoor water inlet 121. When a fire hydrant is present, the fire hydrant inlet 111 connects to the fire hydrant via a pipe to fill the water tank. When there is no fire hydrant outdoors, the outdoor water inlet 121 connects to the pumping unit via the second water inlet pipe 12. Pump 15 fills the water tank with water. This design ensures that the water tank can be filled even in the absence of fire hydrants. The outdoor water inlet 121 is connected to the water inlet of the water pump 15 through the second water inlet pipe 12. The water pump 15 is connected to the power take-off of the single-wheel lateral force coefficient testing vehicle through the power take-off connecting flange 16. This allows the water pump 15 to directly use the power take-off of the single-wheel lateral force coefficient testing vehicle without the need for an additional power source, saving space in the entire equipment.

[0026] Optionally, the fire hydrant inlet ports 111 at both ends of the first water inlet pipe 11 are located on both sides of the single-wheeled lateral force coefficient testing vehicle. The outdoor water inlet port 121 is set close to the fire hydrant inlet port 111 at one end of the first water inlet pipe 11. By humanizing the position of the fire hydrant inlet port 111 and the outdoor water inlet port 121, the height of the fire hydrant inlet port 111 and the outdoor water inlet port 121 from the ground is set to 70cm, so that there is no need to climb and it is convenient for personnel to operate.

[0027] Optionally, a handwashing basin 18 is provided below the outdoor water inlet 121. The handwashing basin 18 is fixedly connected to the single-wheeled lateral force coefficient testing vehicle. A faucet interface 113 is provided on the first water inlet pipe 11. The faucet interface 113 is located directly above the handwashing basin 18. By setting up the handwashing basin 18 and the faucet interface 113 that matches the handwashing basin 18, it is convenient for operators to clean.

[0028] Optionally, two water flow control devices 17 are provided. Each of the two water flow control devices 17 is connected to the second water outlet pipe 14 and to the water spray mechanism of the single-wheel lateral force coefficient testing vehicle. The two water paths do not interfere with each other, facilitating precise control of the water flow. Furthermore, the two water flow control devices 17 are fixedly connected to the single-wheel lateral force coefficient testing vehicle via support members located at their bottoms.

[0029] Furthermore, the water flow control device 17 includes a connecting pipe 171, an actuating ball valve 172, a booster pump 173, a flow meter 174, and a pagoda connector 175. One end of the connecting pipe 171 is connected to the second outlet pipe 14, and the other end is provided with the pagoda connector 175. The pagoda connector 175 is connected to the water outlet nozzle of the single-wheel lateral force coefficient testing vehicle through a flexible hose. The actuating ball valve 172, the booster pump 173, and the flow meter 174 are sequentially arranged on the connecting pipe 171. The actuating ball valve 172 is used to control the opening and closing of the connecting pipe 171. The booster pump 173 is used to pressurize the water in the connecting pipe 171. The flow meter 174 is used to test the flow rate of the water in the connecting pipe 171. By setting the actuating ball valve 172, the booster pump 173, and the flow meter 174, precise control of the water flow is achieved.

[0030] Optionally, the water pump 15 is provided with a filter tee 151 at its inlet end, and the second water inlet pipe 12 is connected to the filter tee 151 to facilitate the filtration of water entering through the outdoor water inlet 121, ensuring the purity of the incoming water and making it easy to clean.

[0031] Optionally, the pipeline structure for the single-wheel lateral force coefficient test also includes a ball valve switch 19. The ball valve switch 19 is respectively located near the fire hydrant inlet port 111, the outdoor inlet port 121 and the water tank outlet connection flange 141, and is used to control the connection and closure of the first inlet pipe 11, the second inlet pipe 12 and the second outlet pipe 14.

[0032] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made based on the content of this utility model specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A pipeline structure for testing the lateral force coefficient of a single-wheeled vehicle, the pipeline structure being disposed inside the main beam of the single-wheeled lateral force coefficient testing vehicle and positioned below the water tank, characterized in that... The system includes a first inlet pipe, a second inlet pipe, a first outlet pipe, a second outlet pipe, a water pump, a power take-off (PTO) connecting flange, and a water flow control device. The first inlet pipe has fire hydrant inlet interfaces at both ends. The second inlet pipe has an outdoor inlet interface at one end and is connected to the inlet of the water pump at the other end. The first outlet pipe has an outlet at one end and is connected to the first inlet pipe at the other end. The second outlet pipe has a water tank outlet connecting flange at one end and is connected to the water flow control device at the other end. The first inlet pipe has a water tank inlet connecting flange, and the PTO connecting flange is located at the power input end of the water pump.

2. The pipeline structure for single-wheel lateral force coefficient testing according to claim 1, characterized in that, The fire hydrant inlet ports at both ends of the first water inlet pipe are located on both sides of the single-wheeled lateral force coefficient test vehicle.

3. The pipeline structure for single-wheel lateral force coefficient testing according to claim 1, characterized in that, The outdoor water inlet is located near the fire hydrant water inlet at one end of the first water inlet pipe.

4. The pipeline structure for single-wheel lateral force coefficient testing according to claim 3, characterized in that, A handwashing basin is located below the outdoor water inlet, and a faucet interface is provided on the first water inlet pipe, with the faucet interface located directly above the handwashing basin.

5. The pipeline structure for single-wheel lateral force coefficient testing according to claim 1, characterized in that, There are two water flow control devices, and each of the two water flow control devices is connected to the second water outlet pipe.

6. The pipeline structure for single-wheel lateral force coefficient testing according to claim 5, characterized in that, The water flow control device includes a connecting pipe, an actuating ball valve, a booster pump, a flow meter, and a pagoda connector. One end of the connecting pipe is connected to the second water outlet pipe, and the other end is provided with the pagoda connector. The pagoda connector is connected to the water outlet nozzle of the single-wheel lateral force coefficient testing vehicle through a flexible hose. The actuating ball valve, the booster pump, and the flow meter are sequentially arranged on the connecting pipe.

7. The pipeline structure for single-wheel lateral force coefficient testing according to claim 1, characterized in that, The water pump is equipped with a filter screen tee at its inlet end, and the second inlet pipe is connected to the filter screen tee.

8. The pipeline structure for single-wheel lateral force coefficient testing according to claim 1, characterized in that, The height of both the fire hydrant inlet and the outdoor inlet from the ground is set to 70cm.

9. The pipeline structure for single-wheel lateral force coefficient testing according to claim 1, characterized in that, It also includes ball valve switches, which are respectively located near the fire hydrant inlet, the outdoor inlet, and the water tank outlet connection flange.

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