New energy automobile test bench

Abstract

The utility model relates to the technical field of new energy automobile testing, and discloses a new energy automobile test bench which comprises a test bench, the test bench is respectively provided with a first tire positioning piece and a second tire positioning piece, and the first tire positioning piece and the second tire positioning piece are arranged at the upper end of the test bench in a mirror symmetry mode. The first tire positioning piece and the second tire positioning piece are the same in structure and similar in function, anti-skid lines are arranged on the bottom face of the device, and a slope with an anti-skid pad is arranged at one end of the device, so that friction force is greatly increased, and the risk that a vehicle slides when entering or leaving a test board is prevented; the limiting mechanism can lock the tire positioning wheel when the tested vehicle enters and exits, the out-of-control risk caused by synchronous rotation of the tire is avoided, the safety in the testing process is improved, and the tire positioning wheel testing device has the advantages of being high in practicability and safety performance.

Description

TECHNICAL FIELD

[0001] The utility model relates to new energy automobile test technical field, concretely is a new energy automobile test bench. BACKGROUND

[0002] New energy vehicles refer to those using non-traditional fuels (such as electricity, hydrogen, etc.) or using new power devices as energy, combined with advanced power control and driving technology. This kind of car represents the progress of the automobile industry in the direction of pursuing more environmental protection, high efficiency and intelligence. They not only reduce the dependence on fossil fuels, but also reduce emissions, which helps environmental protection. In the research and production process of new energy vehicles, it is essential to ensure their performance, safety and reliability.

[0003] Therefore, it is necessary to use various test equipment to verify whether these aspects meet the standards. The integrated test bench is one of the key devices, which provides a simulated operating environment for various systems of new energy vehicles for comprehensive testing. The integrated test bench can be regarded as a comprehensive detection platform, which is not just a simple load-bearing structure, but integrates various electronic measuring instruments and control systems, which can simulate different driving conditions and accurately measure various performance indicators of the vehicle. For example, it can be used to evaluate the working efficiency of the battery management system, the output characteristics of the electric motor, the efficiency of the energy recovery system, and the safety of the whole vehicle.

[0004] However, through retrieval, it is found that the utility model patent with publication number CN220207083U discloses a new energy automobile test bench, which belongs to the technical field of new energy automobile test equipment, and comprises a base for testing new energy vehicles. One side of the base is fixedly connected with a ramp, the top surface of the base is fixedly connected with a blocking strip in a symmetrical manner, the top surface of the base is provided with a mounting groove, and the mounting groove is internally connected with a connecting block. The existing new energy automobile test bench does not properly fix the test wheels during the testing process, which may cause the vehicle to lose control during the testing vehicle entering and exiting process, thereby causing harm to personnel and equipment, and the safety performance is low. Therefore, it is necessary to design a new energy automobile test bench with high practicality and safety performance. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a new energy automobile test bench to solve the problems in the above background technology.

[0006] To solve the above technical problems, the utility model provides technical scheme as follows: A new energy automobile test bench, including test platform, test platform is equipped with tire positioning piece one and tire positioning piece two respectively, tire positioning piece one and tire positioning piece two are mirror image symmetry and are arranged on test platform upper end, tire positioning piece one and tire positioning piece two are same in structure and are similar in function, tire positioning piece one includes tire positioning seat and tire positioning wheel, tire positioning seat is mirror image symmetry and is arranged, tire positioning seat is symmetrically provided with movable slot on, movable slot is movably installed with tire positioning wheel through rotating shaft no.

[0007] According to the above technical scheme, the adjusting mechanism includes a servo motor fixedly installed on the side wall of the test platform, a guide groove is longitudinally and throughly arranged between the movable slots, a guide rod is symmetrically and fixedly installed in the guide groove, a guide plate is movably installed on the guide rod, the guide plate is fixedly connected on the corresponding tire positioning seat at both ends, a rotating rod is arranged at the middle position of the guide plate, the rotating rod is fixedly connected with the output end of the servo motor, and opposite threads are respectively arranged on the rotating rod and screw-connected in the corresponding guide plate.

[0008] According to the above technical scheme, the limiting mechanism includes a rotating shaft one movably installed in the limiting groove, a positioning column is fixedly installed on the opposite end of the rotating shaft one, a positioning groove is circumferentially arranged on the side wall of the positioning column, a positioning hole is throughly arranged on the limiting groove, a positioning pin is inserted in the positioning hole, the tail end of the positioning pin is located in the corresponding positioning groove, a telescopic part is fixedly installed on the end away from the rotating shaft one, a transmission groove is arranged in the tire positioning seat, the tail end of the telescopic part extends into the corresponding transmission groove and is fixedly installed with a transmission gear one, the transmission gear two is fixedly installed on the end of the rotating shaft two extending into the corresponding transmission groove, and the transmission gear two is meshingly connected with the transmission gear one.

[0009] According to the above technical scheme, the telescopic part includes a connecting head one and a connecting head two, the connecting head one is fixedly connected with the rotating shaft one at one end, a limiting protrusion is fixedly installed on the side wall of the connecting head one, the connecting head two is fixedly installed in the tire positioning seat and is fixedly connected with the transmission gear two at one end, a connecting groove is arranged at the middle position of the connecting head two and a limiting recess is arranged on the side wall of the connecting groove, and the connecting head one is movably installed in the corresponding connecting head two and the limiting protrusion is located in the limiting recess.

[0010] According to the above technical scheme, the upper end center position of the positioning pin is provided with a magnetic plate, the magnetic plate is embedded and installed in the upper end surface of the positioning pin, and the upper end surface of the magnetic plate is flush with the upper end surface of the positioning pin.

[0011] According to the above technical scheme, all corners of the test table are rounded, and the bottom surface of the test table is provided with anti-skid lines.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] (1) improve the operation safety and stability: the bottom surface is provided with anti-skid lines, and is provided with a slope with an anti-skid pad at one end, which greatly increases the friction force, prevents the risk of sliding when the vehicle enters or leaves the test table, the limiting mechanism can lock the tire positioning wheel when the test vehicle enters or leaves, avoids the risk of losing control due to synchronous rotation of the tire, and improves the safety during the test process;

[0014] (2) enhance the equipment adaptability: the tire positioning seat can move along the adjusting groove through the adjusting mechanism, so that the distance between the two positioning seats is adjusted, and it is suitable for various vehicle models from small cars to large SUVs, and this design greatly expands the application range of the test table;

[0015] (3) convenient operation: the design of the magnetic plate facilitates quick insertion or extraction of the positioning pin, simplifies the setting steps, and saves time;

[0016] (4) improve safety: considering the safety and convenience of users, the key parts are rounded, which reduces the potential risk of injury. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, and are used to explain the utility model together with embodiments of the utility model, and do not constitute a limitation on the utility model. In the drawings:

[0018] Figure 1 It is the first three-dimensional schematic view of the utility model;

[0019] Figure 2 It is the second three-dimensional schematic view of the utility model;

[0020] Figure 3 It is the third three-dimensional schematic view of the utility model;

[0021] Figure 4 It is the first partial three-dimensional schematic view of the utility model;

[0022] Figure 5 It is the second partial three-dimensional schematic view of the utility model;

[0023] Figure 6 is the third local three-dimensional schematic view of the utility model;

[0024] Figure 7 is the third local three-dimensional schematic view of the utility model Figure 6 enlarged schematic view of A in the utility model;

[0025] In the figure: 1-test bench, 2-tire positioning seat, 3-tire positioning wheel, 4-moving groove, 5-adjusting groove, 6-limiting groove, 7-inclined plane, 8-anti-skid pad, 9-servo motor, 10-guiding groove, 11-guiding rod, 12-guiding plate, 13-rotating rod, 14-rotating shaft one, 15-positioning column, 16-positioning groove, 17-positioning hole, 18-positioning pin, 19-transmission groove, 20-transmission gear one, 21-anti-skid pattern, 22-rotating shaft two, 23-transmission gear two, 24-connection head one, 25-connection head two, 26-limiting protrusion, 27-connection groove, 28-limiting groove, 29-magnetic attraction plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be apparently and completely described in conjunction with 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 protection scope of the utility model.

[0027] Please refer to Figures 1-7 The utility model provides technical scheme: a new energy automobile test bench, including test bench 1, test bench 1 is equipped with tire positioning piece one and tire positioning piece two respectively, tire positioning piece one and tire positioning piece two are mirror image symmetry and are arranged on test bench 1 upper end, tire positioning piece one and tire positioning piece two are same in structure and are similar in function, tire positioning piece one includes tire positioning seat 2 and tire positioning wheel 3, tire positioning seat 2 is mirror image symmetry and is arranged, the movable groove 4 is opened in the symmetry on tire positioning seat 2, tire positioning wheel 3 is movably installed in movable groove 4 through rotating shaft two 22, adjusting groove 5 is opened in the correspondence of tire positioning seat 2 on test bench 1 upper end, tire positioning seat 2 is movably installed in corresponding adjusting groove 5 through adjusting mechanism, limiting groove 6 is opened between movable groove 4, limiting mechanism is arranged in limiting groove 6, is used for the rotation limiting of tire positioning wheel 3, the inclined plane 7 is fixedly installed in one end of test bench 1 and the inclined plane 7 is evenly distributed with anti-skid pad 8;

[0028] The test bench 1 is the basic platform of the whole device, used to carry the vehicle to be tested and all related test equipment, the bottom surface is provided with anti-skid lines 21 to increase friction and prevent sliding, one end is equipped with a slope 7, and anti-skid pads 8 are evenly distributed on the slope, facilitating the safe entry and exit of the vehicle, and tire positioning member one and tire positioning member two are mirror-symmetrically arranged on the test bench 1, each containing a tire positioning seat 2 and a tire positioning wheel 3, suitable for fixing and testing the front wheels or rear wheels, a movable slot 4 is located on the tire positioning seat 2, allowing the tire positioning wheel 3 to rotate and adjust through a rotating shaft two 22 to adapt to different test requirements, in order to adapt to vehicles of different sizes, the tire positioning seat can be moved along the adjusting slot 5 through the adjusting mechanism, thereby adjusting the distance between the two tire positioning seats 2, such a design increases the application range of the test bench 1, making it suitable for various vehicle models from small cars to large SUVs, and the limiting mechanism can lock the tire positioning wheel 3 when the test vehicle enters and exits, avoiding the risk of losing control due to synchronous rotation of the tires;

[0029] Specifically, the adjusting mechanism includes a servo motor 9 fixedly installed on the side wall of the test bench 1, a guide groove 10 is opened through between the longitudinal movable slots 4, a guide rod 11 is fixedly installed in the guide groove 10 in a symmetrical manner, a guide plate 12 is movably installed on the guide rod 11, the guide plate 12 is fixedly connected at both ends to the corresponding tire positioning seat 2, a rotating rod 13 is arranged at the middle position of the guide plate 12, the rotating rod 13 is fixedly connected to the output end of the servo motor 9, and the rotating rod 13 is respectively provided with opposite threads and is screw-connected in the corresponding guide plate 12;

[0030] The servo motor 9 is installed on the side wall of the test bench 1 and drives the entire adjusting process, the guide rod 11 passes through the guide groove 10 opened between the opposite movable slots 4, the guide plate 12 is connected to the tire positioning seat 2, ensuring that it can move smoothly along the guide rod 11, the rotating rod 13 is connected to the output end of the servo motor, and has an opposite thread design, so that when the servo motor 9 works, the two guide plates 12 will move in opposite directions, thereby adjusting the position of the tire positioning seat;

[0031] Specifically, the limiting mechanism comprises a rotating shaft 14 movably installed in the limiting groove 6, one end of the rotating shaft 14 is fixedly installed with a positioning column 15, a positioning groove 16 is formed in the side wall of the positioning column 15, a positioning hole 17 is formed through the limiting groove 6, a positioning pin 18 is inserted into the positioning hole 17, the tail end of the positioning pin 18 is located in the corresponding positioning groove 16, the end of the rotating shaft 14 away from the positioning column 15 is fixedly installed with an extensible part, a transmission groove 19 is formed in the tire positioning seat 2, the tail end of the extensible part extends into the corresponding transmission groove 19 and is fixedly installed with a transmission gear 20, a rotating shaft 22 extends into the corresponding transmission groove 19 and is fixedly installed with a transmission gear 23, the transmission gears 23 are respectively meshed with the transmission gear 20;

[0032] The rotating shaft 14 and the positioning column 15 are installed in the limiting groove 6 to limit the rotation angle of the tire positioning wheel 3, the positioning pin 18 is inserted into the positioning hole 17 on the limiting groove, and the tail end is located in the positioning groove 16 of the side wall of the positioning column 15 to realize the locking function, when it is necessary to lock the position of the tire positioning wheel 3, the positioning pin 18 is inserted into the positioning hole 17, and the tail end enters the positioning groove 16 on the positioning column 15, at this time, due to the existence of the positioning pin 18, the rotating shaft 14 cannot continue to rotate, and then through a series of gear transmission mechanisms, the tire positioning wheel 3 remains stationary, to release the lock, it is only necessary to pull out the positioning pin 18, so that the rotating shaft 14 can rotate freely, and the tire positioning wheel 3 can also be adjusted according to the test requirements, realizing the accurate control of the rotation state of the tire positioning wheel 3, which is helpful to accurately simulate the tire behavior under different driving conditions;

[0033] Specifically, the extensible part comprises a connecting head 24 and a connecting head 25, one end of the connecting head 24 is fixedly connected with the rotating shaft 14, a limiting protrusion 26 is fixedly installed on the side wall of the connecting head 24, the connecting head 25 is fixedly installed in the tire positioning seat 2 and one end is fixedly connected with the transmission gear 23, a connecting groove 27 is formed in the middle of the connecting head 25, and a limiting groove 28 is formed in the side wall of the connecting groove 27, the connecting head 24 is movably installed in the corresponding connecting head 25, and the limiting protrusion 26 is located in the limiting groove 28;

[0034] The telescopic part includes the first connecting head 24 and the second connecting head 25, and the intermediate position is provided with the first transmission gear 20 and the second transmission gear 23, which ensures that the action of the rotating shaft 14 can be transmitted to the tire positioning wheel 3, the first connecting head 24 is movably installed in the second connecting head 25, which allows a certain relative movement (such as telescopic), and through the cooperation of the limiting protrusion 26 and the limiting groove 28, it ensures that the stable connection state can be maintained even during movement, the design of the limiting protrusion 26 in the limiting groove 28 not only provides direction guidance but also plays a limiting role, avoiding unnecessary sliding or rotation, which is conducive to maintaining the stability of the entire system, since the second connecting head 25 is fixedly connected with the second transmission gear 23, when the rotating shaft 14 applies force through the first connecting head 24, the force can be transmitted to the second transmission gear 23 through the second connecting head 25, and then drive the rotation or locking of the tire positioning wheel 3, through this nested structure design, the system not only realizes the necessary flexibility, but also ensures the firmness of the connection;

[0035] Specifically, the positioning pin 18 is provided with a magnetic plate 29 at the center of the upper end, which is embedded in the upper end face of the positioning pin 18, and the upper end face of the magnetic plate 29 is flush with the upper end face of the positioning pin 18.

[0036] The magnetic plate 29 is arranged at the upper end of the positioning pin 18, which facilitates the insertion and removal of the positioning pin 18, and the presence of the magnetic plate 29 makes it easier for the positioning pin 18 to be attracted and operated by tools (such as screwdrivers with metal heads or other magnetic tools), which greatly improves the work efficiency and reduces the difficulty of manual operation in the working environment that requires frequent insertion or removal of the positioning pin 18;

[0037] Specifically, all the corners of the test bench 1 are rounded, and the bottom surface of the test bench 1 is provided with anti-skid lines 21.

[0038] Rounding all the corners of the test bench can effectively prevent the user from being injured during operation due to collision, which can greatly reduce the risk of accidental injury, and the anti-skid lines 21 on the bottom surface of the test bench can significantly improve its stability when placed on the ground, especially when working on a smooth floor, which is particularly important to ensure the stability and safety of the equipment during operation.

[0039] Working principle: Confirm the position of test platform 1 is stable, ensure that anti-skid pattern 21 and anti-skid pad 8 can effectively prevent sliding, according to the size of the vehicle to be tested, adjust the distance between tire positioning seat 2 to make it suitable for the wheel track of the vehicle, lock tire positioning wheel 3 using limiting mechanism, ensure that unnecessary rotation does not occur during testing, guide the vehicle to drive into test platform 1 safely using anti-skid pad 8 on slope 7, park the vehicle in the designated position, make front and rear wheels locate on corresponding tire positioning seat 2 respectively, release the locking state of limiting mechanism, and carry out the required test procedures, such as performance test, safety evaluation, etc.

[0040] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action, without necessarily requiring or implying that there is any such relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0041] Finally, it should be noted that: the above only the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the scope of protection of the present application.

Claims

1. A new energy vehicle test bench, comprising a test bench (1), characterized in that: The test bench (1) is respectively provided with tire positioning member one and tire positioning member two, the tire positioning member one and the tire positioning member two are mirror image symmetry and are arranged on the upper end of the test bench (1), the tire positioning member one and the tire positioning member two are the same structure and the similar function, the tire positioning member one includes tire positioning seat (2) and tire positioning wheel (3), the tire positioning seat (2) is mirror image symmetry and is arranged, the tire positioning seat (2) is symmetrically provided with movable slot (4) on the upper end, the tire positioning wheel (3) is movably installed in the movable slot (4) through rotating shaft two (22), the test bench (1) is provided with adjusting groove (5) corresponding to the tire positioning seat (2) on the upper end, the tire positioning seat (2) is movably installed in the corresponding adjusting groove (5) through adjusting mechanism, the movable slot (4) between the horizontal is provided with limiting slot (6), the limiting slot (6) is provided with limiting mechanism, for limiting the rotation of the tire positioning wheel (3), one end of the test bench (1) is fixedly installed with slope (7), and the slope (7) is uniformly distributed with antiskid pad (8).

2. The new energy vehicle test bench according to claim 1, characterized in that: The adjusting mechanism includes servo motor (9) fixedly installed on the side wall of the test bench (1), the movable slot (4) between the longitudinal is provided with guide slot (10) penetratingly, the guide slot (10) is symmetrically fixedly installed with guide rod (11) inside, the guide rod (11) is movably installed with guide plate (12) on the upper end, the guide plate (12) is fixedly connected on the corresponding tire positioning seat (2) at both ends, the guide plate (12) is provided with rotating rod (13) at the middle position, the rotating rod (13) is fixedly connected with the output end of the servo motor (9), and the rotating rod (13) is respectively provided with opposite threads and is screw-connected in the corresponding guide plate (12).

3. The new energy vehicle test bench according to claim 1, characterized in that: The limiting mechanism includes rotating shaft one (14) movably installed in the limiting slot (6), the opposite end of the rotating shaft one (14) is fixedly installed with positioning column (15), the side wall of the positioning column (15) is circumferentially provided with positioning slot (16), the limiting slot (6) is provided with positioning hole (17) penetratingly, the positioning hole (17) is inserted with positioning pin (18), the tail end of the positioning pin (18) is located in the corresponding positioning slot (16), the end away from the rotating shaft one (14) is fixedly installed with telescopic part, the tire positioning seat (2) is provided with transmission slot (19), the tail end of the telescopic part extends into the corresponding transmission slot (19) and is fixedly installed with transmission gear one (20), one end of the rotating shaft two (22) extends into the corresponding transmission slot (19) and is fixedly installed with transmission gear two (23), and the transmission gear two (23) is meshedly connected with the transmission gear one (20).

4. The new energy vehicle test bench according to claim 3, characterized in that: Said telescopic part includes connecting head one (24) and connecting head two (25), one end of said connecting head one (24) is fixedly connected with said rotating shaft one (14), a limit protrusion (26) is fixedly installed on the side wall of said connecting head one (24), said connecting head two (25) is fixedly installed in said tire positioning seat (2) and one end of said connecting head two (25) is fixedly connected with said transmission gear two (23), a connecting groove (27) is formed in the middle position of said connecting head two (25) and a limit groove (28) is formed in the side wall of said connecting groove (27), said connecting head one (24) is movably installed in the corresponding said connecting head two (25) and said limit protrusion (26) is located in said limit groove (28).

5. The new energy vehicle test bench according to claim 3, characterized in that: A magnetic attraction plate (29) is arranged at the central position of the upper end of said positioning pin (18), said magnetic attraction plate (29) is embeddedly installed in the upper end face of said positioning pin (18), and the upper end face of said magnetic attraction plate (29) is flushly arranged with the upper end face of said positioning pin (18).

6. The new energy vehicle test bench according to claim 1, characterized in that: All corners of said test bench (1) are chamfered, and an anti-skid pattern (21) is arranged on the bottom surface of said test bench (1).

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