Fuel cell engine power testing device

Abstract

The utility model discloses a fuel cell engine power testing device which comprises a base, a power testing table is installed in the middle of the upper side of the base, a fuel cell engine body is installed on the upper side of the power testing table, and the output end of the fuel cell engine body is in transmission connection with a walking shaft and a walking wheel through a belt flywheel. The output end of the fuel cell engine body is in transmission connection with the walking shaft and the walking wheel through the belt flywheel, the power test pressurizing plate is arranged on the base on the lower side of the walking wheel through the hydraulic cylinder, the weighing sensor is arranged on the lower side of the hydraulic cylinder, and the protective cover is arranged on the outer side of the upper portion of the base. A power test pressurizing plate is mounted on the base on the lower side of the walking wheel through a hydraulic cylinder, so that the hydraulic cylinder drives the power test pressurizing plate to move upwards, the lower part of the walking wheel can be pressurized, the walking resistance of the walking wheel can be adjusted conveniently, power test processing can be performed on the fuel cell engine body, and the test efficiency is relatively high; operation is convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to engine power test technical field, concretely is a kind of fuel cell engine power test device. BACKGROUND

[0002] With the emergence of hydrogen fuel cell engine, after the production of hydrogen fuel cell engine, to protect the rationality of its product quality, different test equipment is needed to detect its various performances, and then to screen out defective products, to ensure the production quality of product.

[0003] In the prior art, the application number CN202211045113.4 of a kind of hydrogen fuel cell engine dynamic performance test platform and its method, including base, the invention is uploaded to control cabinet by the change of the sensing value through first vibration acceleration sensor, second vibration acceleration sensor and third vibration acceleration sensor, the size of pressure value change is obtained, the size of vibration amplitude when hydrogen fuel cell engine works, to complete the testing work of device;And through the multiple data measurement of first vibration acceleration sensor, second vibration acceleration sensor and third vibration acceleration sensor, to ensure the accuracy of test data, but, it is inconvenient to adjust the walking resistance of fuel cell vehicle walking wheel, so as to be inconvenient to carry out power test processing to fuel cell engine body, and test efficiency is low, inconvenient to operate. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of fuel cell engine power test device, to solve the problem of inconvenient adjustment of the walking resistance of fuel cell vehicle walking wheel in prior art, so as to be inconvenient to carry out power test processing to fuel cell engine body, and test efficiency is low, inconvenient to operate.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of fuel cell engine power test device, including base, the base upper side middle part is equipped with power test platform, the power test platform upper side is equipped with fuel cell engine body, the fuel cell engine body output end is connected with walking axle by belt flywheel transmission, and walking wheel is installed at walking axle both ends, the base of walking wheel lower side is equipped with power test pressurizing plate by hydraulic cylinder, the weighing sensor is installed at the lower side of the hydraulic cylinder, the base upper part outer side is equipped with protective cover, the temperature regulating chamber is located in the protective cover.

[0006] Further, pulley is installed at the lower side of the base both ends, and locking bolt is screw-mounted on the base upper side of pulley.

[0007] Further, the width of power test pressurizing plate is greater than the width of walking wheel, and ground glass layer is installed on the upper side of power test pressurizing plate.

[0008] Furthermore, the protective cover is made of transparent tempered glass, and a door and a PLC control cabinet are installed on one side of the protective cover.

[0009] Furthermore, the protective cover is provided with a hot air inlet and a cold air inlet at both ends, and valves are installed on both the hot air inlet and the cold air inlet.

[0010] Furthermore, the protective cover has an air vent on its upper side, and a temperature sensor is installed at the top inside the protective cover.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] This invention features a fuel cell engine whose output end is connected to a traveling shaft and a traveling wheel via a belt flywheel drive. A power testing pressure plate is mounted on the base under the traveling wheel via a hydraulic cylinder. This allows the power testing pressure plate to be moved upward by the hydraulic cylinder, thereby pressurizing the lower part of the traveling wheel. This facilitates the adjustment of the traveling wheel's resistance and enables power testing of the fuel cell engine. The testing is highly efficient and the operation is convenient and quick.

[0013] This utility model features a protective cover mounted on the upper outer side of the base. The protective cover is made of transparent tempered glass, and a door is installed on one side of the protective cover, which facilitates the protection of the outside of the testing equipment and improves the safety of testing.

[0014] This invention features a temperature regulation chamber inside a protective cover. The protective cover has a hot air inlet and a cold air inlet at each end, and valves are installed on both the hot air inlet and the cold air inlet. This allows cold or warm air to be injected into the temperature regulation chamber through the hot air inlet and the cold air inlet, thereby facilitating the adjustment of the power performance of the fuel cell engine under different external temperatures and improving the accuracy of power testing. Attached Figure Description

[0015] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof. In the drawings:

[0016] Figure 1 This is a front view of the overall structure of this utility model;

[0017] Figure 2 This is a schematic diagram of the protective cover structure of this utility model;

[0018] Figure 3 This is a schematic diagram of the dynamic testing pressure plate structure of this utility model.

[0019] In the figure: 1, base; 2, protective cover; 3, power test bench; 4, walking axle; 5, walking wheel; 6, fuel cell engine body; 7, power test pressurizing plate; 8, frosted layer; 9, weighing sensor; 10, pulley; 11, locking bolt; 12, temperature adjusting chamber; 13, hot gas inlet; 14, cold gas inlet; 15, air exchange port; 16, temperature sensor; 17, chamber door; 18, PLC control cabinet; 19, hydraulic cylinder. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 In the embodiments of the utility model, a fuel cell engine power test device comprises a base 1, the upper middle part of the base 1 is provided with a power test bench 3, the upper side of the power test bench 3 is provided with a fuel cell engine body 6, the fuel cell engine body 6 adopts a common fuel cell engine in the market, the output end of the fuel cell engine body 6 is connected with a walking axle 4 through a belt flywheel transmission, the walking axle 4 is provided with walking wheels 5 at both ends, the walking wheels 5 adopt the most common automobile tires in the market, forming a simple power walking system, the base 1 on the lower side of the walking wheels 5 is provided with a power test pressurizing plate 7 through a hydraulic cylinder 19, so that the lower part of the walking wheels 5 can be pressurized by driving the power test pressurizing plate 7 to move upwards through the hydraulic cylinder 19, thereby facilitating the adjustment of the walking resistance of the walking wheels 5, and further facilitating the power test of the fuel cell engine body 6, the test efficiency is higher, and the operation is convenient and fast, the lower side of the hydraulic cylinder 19 is provided with a weighing sensor 9, the pressure applied to the lower side of the walking wheels 5 can be conveniently adjusted and observed, the outer side of the upper part of the base 1 is provided with a protective cover 2, so that the outer side of the test equipment can be conveniently covered and protected, the safety of the test use is improved, the protective cover 2 is provided with a temperature adjusting chamber 12 inside, the power performance of the fuel cell engine body under different external temperatures can be conveniently adjusted, and the precision of the power test is improved.

[0022] Preferably, the lower side of the base 1 at both ends is provided with a pulley 10, so that the equipment can be conveniently moved, carried and used, and the locking bolt 11 is screw-mounted on the base 1 on the upper side of the pulley 10, so that the base 1 after moving can be conveniently locked.

[0023] Preferably, the width of the power test pressing plate 7 is greater than the width of the walking wheel 5, and the upper side of the power test pressing plate 7 is provided with a frosted layer 8, which can increase the walking resistance of the simulated walking wheel 5 and the ground, and facilitate better power performance test processing.

[0024] Preferably, the protective cover 2 is made of transparent tempered glass, has good protection effect, and can directly observe the test state, and the protective cover 2 is provided with a room door 17 and a PLC control cabinet 18 on one side, and the PLC control cabinet 18 is connected with an external power source through a power distribution cabinet.

[0025] Preferably, the protective cover 2 is provided with a hot gas inlet 13 and a cold gas inlet 14 at both ends, and valves are installed on the hot gas inlet 13 and the cold gas inlet 14, so that cold air or warm air can be injected into the temperature adjusting chamber 12 through the hot gas inlet 13 and the cold gas inlet 14, thereby facilitating the adjustment of the power performance of the fuel cell engine body 6 under different external temperatures, and being beneficial to improve the accuracy of the power test.

[0026] Preferably, the protective cover 2 is provided with an air inlet 15 on the upper side, and a temperature sensor 16 is installed on the inner top of the protective cover 2, which is used for detecting the real-time temperature in the temperature adjusting chamber 12, and facilitating the accurate temperature power test use processing.

[0027] The working principle and use process of the utility model are as follows: the fuel cell engine body 6 output end is connected with a walking shaft 4 and a walking wheel 5 through a belt flywheel transmission, and the power test pressing plate 7 is installed on the base 1 below the walking wheel 5 through a hydraulic cylinder 19, so that the walking wheel 5 can be pressurized by driving the power test pressing plate 7 to move upward through the hydraulic cylinder 19, thereby facilitating the adjustment of the walking resistance of the walking wheel 5, and further facilitating the power test processing of the fuel cell engine body 6, and the test efficiency is high and the operation is convenient and fast.

[0028] Finally, it should be pointed out that: the above-mentioned is only preferred embodiment of the utility model, and is not used for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical scheme recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A fuel cell engine power test device comprising a base (1), characterised in that: The bottom base (1) is provided with a power test table (3) in the middle of the upper side, the power test table (3) is provided with a fuel cell engine body (6) in the upper side, the output end of the fuel cell engine body (6) is connected with a walking shaft (4) through a belt flywheel transmission, the walking shaft (4) is provided with walking wheels (5) at both ends, the bottom base (1) is provided with a power test pressing plate (7) below the walking wheels (5) through a hydraulic cylinder (19), the hydraulic cylinder (19) is provided with a weighing sensor (9) below, the bottom base (1) is provided with a protective cover (2) on the outer side of the upper part, the protective cover (2) is provided with a temperature adjusting chamber (12) inside.

2. A fuel cell engine power test apparatus according to claim 1, wherein: The bottom base (1) is provided with pulleys (10) at both ends of the lower side, and the bottom base (1) is provided with locking bolts (11) on the upper side of the pulleys (10) through threads.

3. A fuel cell engine power test apparatus according to claim 1, wherein: The width of the power test pressing plate (7) is greater than the width of the walking wheels (5), and the power test pressing plate (7) is provided with a frosted layer (8) in the upper side.

4. The fuel cell engine power test apparatus of claim 1, wherein: The protective cover (2) is made of transparent tempered glass, and the protective cover (2) is provided with a room door (17) and a PLC control cabinet (18) on one side.

5. A fuel cell engine power test apparatus according to claim 1, wherein: The protective cover (2) is provided with a hot air inlet (13) and a cold air inlet (14) at both ends, respectively, and the hot air inlet (13) and the cold air inlet (14) are provided with valves.

6. A fuel cell engine power test apparatus according to claim 1, wherein: The protective cover (2) is provided with an air exchange opening (15) in the upper side, and the protective cover (2) is provided with a temperature sensor (16) on the inner top.

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