Road condition bumping simulation platform for hydrogen fuel cell system

Abstract

The utility model relates to the technical field of new energy testing, in particular to a road condition bumping simulation platform for a hydrogen fuel cell system, which can accurately and quickly feed back a bumping command formulated by a controller in real time to simulate and set shaking at different angles by using a servo motor combined speed reducer as driving force. And therefore, complicated bumping scenes with various frequencies, amplitudes and the like can be simulated. Through the combination of the inner table and the outer table, more complex road bumping conditions in multiple directions can be simulated, in addition, angle data are monitored and returned in real time through the sensor, the angle limiting and protecting effects are achieved, normal testing is guaranteed, and meanwhile higher safety is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to new energy test technical field, concretely is a hydrogen fuel cell system road condition jounce simulation platform. BACKGROUND

[0002] With the popularization of new energy electric car and the rapid upgrading of technology, the corresponding test link is also synchronous promotion, in the case of road pit, foreign matter and deceleration zone etc. cause jounce, it is also one of important links of test to car, especially for using hydrogen energy, the working stability when encountering up and down and left and right swing is an important index and detection target.

[0003] Based on above reason, the utility model discloses a hydrogen fuel cell system road condition jounce simulation platform can simulate the up and down and left and right jounce of road, and control jounce angle, provide help for the stability test and parameter collection of hydrogen fuel cell system. SUMMARY

[0004] The utility model discloses a hydrogen fuel cell system road condition jounce simulation platform can simulate the up and down and left and right jounce of road, and control jounce angle, provide help for the stability test and parameter collection of hydrogen fuel cell system.

[0005] The two sides of the base are provided with supports, a speed reducer one is arranged on the support, the speed reducer one is directly connected with the outer table through a driving shaft, a speed reducer two is installed on the other side of the outer table, the driving shaft of the speed reducer two is connected with the inner table after passing through the outer table on this side, the outer table on the side opposite to the speed reducer one is connected with the support on the other side through a universal wheel shaft two, the two sides of the inner table are connected with a moving support rod, the side of the inner table opposite to the speed reducer two is connected with the outer table through a universal wheel shaft one.

[0006] The outer support is arranged on the top surface of the inner table.

[0007] The outer support moves on the top surface of the inner table through a slide rail.

[0008] The inner support is arranged on the two inner side surfaces of the moving support rod.

[0009] The inner support moves on the two inner side surfaces of the moving support rod through a slide rail.

[0010] The inner side of the support is flexibly provided with a horizontal rod, and a mounting hole for mounting an angle sensor is arranged on the horizontal rod.

[0011] The position of the horizontal rod is determined according to the angle at which the outer table and the inner table need to swing.

[0012] The speed reducer one and the speed reducer two are respectively connected with a servo motor.

[0013] The lower periphery of the base is provided with universal wheels.

[0014] The whole of the simulation table is a steel structure simulation table.

[0015] Compared with the prior art, the simulation table has the following beneficial effects:

[0016] The servo motor combined with the speed reducer serves as a driving force, can simulate the shaking command set by the controller in real time, and can simulate the shaking of different angles, and further simulate complex shaking scenes of various frequencies and amplitudes. Through the combination of the inner table and the outer table, more complex road shaking conditions in multiple directions can be simulated. In addition, the angle data is monitored and returned in real time through the sensor, which plays a role in angle limiting and protection, ensures the normal testing, and has higher safety. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structure perspective view of the utility model Figure 1 .

[0018] Figure 2 is a structure perspective view of the utility model Figure 2 .

[0019] Figure 3 is a bottom view of the utility model.

[0020] BRIEF DESCRIPTION OF DRAWINGS

[0021] 1 is a base, 2 is a support, 3 is an outer table, 4 is a movable support rod, 5 is a speed reducer one, 6 is a speed reducer two, 7 is an outer support piece, 8 is an inner support piece, 9 is a mounting hole, 10 is a universal wheel shaft one, 11 is an inner table, and 12 is a universal wheel shaft two. DETAILED DESCRIPTION

[0022] The utility model will be further described in combination with the drawings.

[0023] Referring to Figures 1 to 3 , the utility model provides a kind of hydrogen fuel cell system road condition shaking simulation table, the both sides of base 1 are provided with support 2, support 2 is provided with speed reducer one 5, speed reducer one 5 is directly connected with outer table 3 by drive shaft, speed reducer two 6 is installed on the other side of outer table 3, the drive shaft of speed reducer two 6 is connected with inner table 11 after passing through the outer table 3 of this side, the side opposite to speed reducer one 5 of outer table 3 is connected with the support 2 of the other side by universal wheel shaft two 12, and the both sides of inner table 11 are connected with movable support rod 4, and the side opposite to speed reducer two 6 of inner table 11 is connected with outer table 3 by universal wheel shaft one 10.

[0024] The outer support 7 is arranged on the top surface of the inner table 11 and is moved on the top surface of the inner table 11 through a sliding rail, so as to support the test object with different sizes of the base.

[0025] The inner support 8 is arranged on the two inner sides of the moving support rod 4 and is moved on the two inner sides of the moving support rod 4 through a sliding rail, so as to support the test object with different sizes of the base.

[0026] The inner side of the support 2 is flexibly provided with a cross rod, the cross rod is provided with a mounting hole 9 for mounting the angle sensor, and the position of the cross rod is determined according to the angle that the outer table 3 and the inner table 11 need to swing, when the angle range is large, the position of the sensor is relatively low, and vice versa.

[0027] The speed reducer one 5 and the speed reducer two 6 are respectively connected with the servo motor, and are used for driving the speed reducer in real time according to the instruction of the controller.

[0028] Universal wheels are arranged around the lower side of the base 1, so as to be convenient to move anywhere.

[0029] The whole of the simulation table is a steel structure simulation table, the structural strength is higher, and the stability of the whole device is ensured when shaking.

[0030] Working principle:

[0031] Referring to Figures 1 to 3 , the utility model in the using does not need too much debugging, first of according to the size of the object base plate that needs to test, after adjusting the position of the outer support 7 and the inner support 8, the test object is placed on the upper side. According to the swing angle to be tested, the cross rod mounted with the angle sensor is appropriately installed on the corresponding position on the support 2. Through the control equipment connected with external electricity or wireless, the servo motor is controlled, the servo motor drives the driving shaft of the speed reducer one 5 to rotate, then drives the outer table 3 to swing left and right to complete the jolt test, and the controller can also inform the servo motor to drive the speed reducer two 6, the inner table 11 is driven to swing left and right through the speed reducer two 6, and a more complex jolt state is further simulated.

[0032] In the testing process, the angle sensor returns the real-time angle data to the controller, and then the controller returns the data to the control equipment, when exceeding the maximum angle setting and reaching the upper and lower angle limit during operation, protection emergency stop is triggered. It needs to be explained here that the specific position, model and parameter information of the sensor are all realized by the prior art, and are not the technical means to be protected in the utility model, so unnecessary explanation is not made in the utility model.

[0033] The above are only preferred embodiments of the present application, and are used to help understand the method and its core idea of the present application. The protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solution falling within the idea of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled persons in the art, some improvements and refinements without departing from the principle of the present application can also be considered as the protection scope of the present application.

[0034] The present application solves the problem of the lack of a platform for simulating the road bumping of a hydrogen fuel cell system in the prior art. A servo motor combined with a speed reducer is used as a driving force to simulate the shaking at different angles in real time, accurately and quickly according to the bumping command simulation setting of a controller, thereby simulating various complex bumping scenarios in terms of frequency and amplitude. The present application provides help for the stability testing and parameter collection of a hydrogen fuel cell system, and has the advantages of simple and stable structure, high safety, and controllable cost.

Claims

1. A hydrogen fuel cell system road roughness simulation bench, characterized by, The base (1) is provided with a support (2) on both sides, the support (2) is provided with a speed reducer one (5), the speed reducer one (5) is directly connected with the outer table (3) through the driving shaft, the other side of the outer table (3) is provided with a speed reducer two (6), the driving shaft of the speed reducer two (6) is connected with the inner table (11) after passing through the outer table (3) on this side, the outer table (3) is connected with the support (2) on the other side through the universal wheel shaft two (12) on the side opposite to the speed reducer one (5), the inner table (11) is connected with the outer table (3) through the universal wheel shaft one (10) on the side opposite to the speed reducer two (6).

2. The hydrogen fuel cell system road roughness simulation bench of claim 1, wherein, The outer support (7) is provided on the top surface of the inner table (11).

3. The hydrogen fuel cell system road roughness simulation bench of claim 2, wherein, The outer support (7) moves on the top surface of the inner table (11) through the slide rail.

4. The hydrogen fuel cell system road roughness simulation bench of claim 1, wherein, The inner support (8) is provided on the two inner sides of the moving support rod (4).

5. The hydrogen fuel cell system road roughness simulation bench of claim 4, wherein, The inner support (8) moves on the two inner sides of the moving support rod (4) through the slide rail.

6. The hydrogen fuel cell system road roughness simulation bench of claim 1, wherein, The inner side of the support (2) is flexibly provided with a cross bar, and the cross bar is provided with a mounting hole (9) for mounting an angle sensor.

7. The hydrogen fuel cell system road roughness simulation bench of claim 6, wherein, The position of the cross bar is determined according to the angle required by the outer table (3) and the inner table (11) to swing.

8. The hydrogen fuel cell system road roughness simulation bench of claim 1, wherein, The speed reducer one (5) and the speed reducer two (6) are respectively connected with a servo motor.

9. The hydrogen fuel cell system road roughness simulation bench of claim 1, wherein, The bottom of the base (1) is provided with a universal wheel around.

10. The hydrogen fuel cell system road roughness simulation bench of claim 1, wherein, The whole of the simulation table is a steel structure simulation table.

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