CN215296674U - NVH new forms of energy power test platform - Google Patents

Abstract

The utility model discloses a NVH new forms of energy power test platform, which comprises a base, base support is installed at four angles in the bottom surface of base, base support opens there is the mounting groove, the cylinder is installed to the bottom of mounting groove, the support column is installed to the output of cylinder, the top of support column pastes in the bottom surface of base mutually, the test bench is installed to the top of base, the upside of base is all around opened flutedly with the downside of test bench symmetry all around, install powerful spring in the recess, the upper surface of test bench is opened all around has four to accomodate the groove, accomodate the bottom in groove and install reset spring, the stopper is installed on reset spring's top, one side of stopper articulates on accomodating the inner wall in groove. The utility model has the advantages that the strong spring is arranged between the base and the detection test bed, so that the vibration performance of the automobile can be conveniently detected when other instruments are arranged; the cylinder and the limiting block can be used for conveniently detecting the height of the test bed and the position safety of the automobile, and the NVH can be conveniently detected.

Description

NVH new forms of energy power test platform

Technical Field

The utility model relates to a test platform equipment technical field specifically is a NVH new forms of energy power test platform.

Background

NVH refers to Noise, Vibration and Harshness (Harshness), which are all generated and inseparable in mechanical Vibration of automobiles and the like, and are often put together for testing and research, wherein NVH is a comprehensive problem for measuring automobile manufacturing quality, which gives the most direct and superficial feelings to automobile users, and is abbreviated as NVH in english in the industry of Noise, Vibration and comfort (Noise, Vibration and Harshness), which is collectively referred to as NVH problem of automobiles, which is one of concerns of various automobile manufacturing enterprises and component enterprises in the international automobile industry, and statistics shows that about one third of the problem of the whole automobiles is related to the NVH of the automobiles, so that the automobiles need to be tested on an indoor test platform during simulation, need to give an environment for testing the NVH of the automobiles, and all environmental operations need to be established on the test platform, therefore, the test platform cannot be directly operated on the flat ground, a corresponding platform must be built, instruments corresponding to the simulation environment are installed well, the test platform cannot be too complex, and NVH related problems must be easily operated and tested.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a NVH new forms of energy power test platform to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a NVH new forms of energy power test platform, includes the base, base support is installed at four angles in the bottom surface of base, base support opens there is the mounting groove, the cylinder is installed to the bottom of mounting groove, the support column is installed to the output of cylinder, the top of support column paste in the bottom surface of base, the test bench is installed to the top of base, the upside of base all around with the downside of test bench symmetry is opened flutedly all around, install powerful spring in the recess, the upper surface of test bench is opened all around has four grooves of accomodating, the reset spring is installed to the bottom of accomodating the groove, the stopper is installed on reset spring's top, one side of stopper articulate in on the inner wall of accomodating the groove.

Further, wire rope is installed to the bottom of stopper, the pulley is installed to the bottom of accomodating the groove, manual rocking handle is installed to the lateral wall of test bench, wire rope's the other end twine in the pulley is tied again and is detained on the manual rocking handle.

Furthermore, the limiting block is in a triangular prism shape.

Furthermore, the directions of the two rows of limiting blocks are opposite to each other.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

the utility model has the advantages that the strong spring is arranged between the base and the detection test bed, so that the vibration performance of the automobile can be conveniently detected when other instruments are arranged; the cylinder and the limiting block can be used for conveniently detecting the height of the test bed and the position safety of the automobile, so that the installation of other detection instruments is avoided, and the NVH is conveniently detected.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a perspective view of the whole body of the present invention;

fig. 2 is a schematic structural diagram of the present invention.

In the figure: 1. a base; 2. a base support; 3. mounting grooves; 4. a cylinder; 5. a support pillar; 6. detecting the test bed; 7. a groove; 8. a strong spring; 9. a receiving groove; 10. a return spring; 11. a limiting block; 12. a wire rope; 13. a pulley; 14. a hand crank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows:

fig. 1 to fig. 2 show as in the attached drawing of the specification a NVH new forms of energy power test platform, including base 1, base support 2 is installed at four angles in the bottom surface of base 1, base support 2 opens there is mounting groove 3, cylinder 4 is installed to the bottom of mounting groove 3, support column 5 is installed to the output of cylinder 4, support column 5's top is pasted in the bottom surface of base 1 mutually, test bench 6 is installed to the top of base 1, there are recess 7 upper side of base 1 is symmetrical all around and the downside of test bench 6 is opened all around, install powerful spring 8 in the recess 7, the upper surface of test bench 6 is opened all around has four to accomodate the groove 9, accomodate the bottom of groove 9 and install reset spring 10, stopper 11 is installed on reset spring 10's top, one side of stopper 11 articulates on accomodating the inner wall of groove 9.

In order to manually draw the limiting block 11 in and finish the opening of the automobile, further, a steel wire rope 12 is installed at the bottom end of the limiting block 11, a pulley 13 is installed at the bottom end of the accommodating groove 9, a manual crank 14 is installed on the side wall of the detection test bed 6, and the other end of the steel wire rope 12 is wound on the pulley 13 and then fastened on the manual crank 14.

In order to facilitate the entering and the exiting of the automobile, the limiting block 11 does not influence the entering, so that the automobile can be prevented from moving out, and further, the limiting block 11 is in a triangular prism shape.

In order to better limit the shaking of the automobile, the automobile can enter from two directions conveniently, and further, the directions of the two rows of limit blocks 11 are opposite to each other.

The utility model has the advantages that the strong spring is arranged between the base 1 and the detection test bed 6, so that the vibration performance of the automobile can be conveniently detected when other instruments are arranged; the cylinder 4 and the limiting block 11 can facilitate the detection of the height lifting of the test bed 6 and the position safety of the automobile, avoid the installation of other detection instruments and facilitate the detection of NVH.

Example two:

the utility model provides a pair of NVH new forms of energy power test platform, when the car need detect the NVH problem, at first stop the car to test bench 6, the car has pressed stopper 11 and has made its shrink to accomodate the groove in, the car stops after, stopper 11 automatic re-setting protects the removal border of car, corresponding detecting instrument is installed at test bench 6 simultaneously, a detection noise, the sound noise etc. if need go up and down to test bench 6's height, just through control cylinder 4 work, jack-up base 1 through support column 5, thereby adjust test bench 6's height, powerful spring 8 can simulate the vibration environment of car, the data that the test was come out are more true, overall structure is simple, and is functional strong, can realize the detection of NVH problem effectively.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. The utility model provides a NVH new forms of energy power test platform, includes base (1), its characterized in that: the base is characterized in that base supports (2) are installed at four corners of the bottom surface of the base (1), a mounting groove (3) is formed in each base support (2), an air cylinder (4) is installed at the bottom end of each mounting groove (3), supporting columns (5) are installed at the output ends of the air cylinders (4), the top ends of the supporting columns (5) are attached to the bottom surface of the base (1), a detection test table (6) is installed above the base (1), grooves (7) are symmetrically formed in the periphery of the upper side of the base (1) and the periphery of the lower side of the detection test table (6), strong springs (8) are installed in the grooves (7), four accommodating grooves (9) are formed in the periphery of the upper surface of the detection test table (6), reset springs (10) are installed at the bottom ends of the accommodating grooves (9), and limiting blocks (11) are installed at the top ends of the reset springs (10), one side of the limiting block (11) is hinged to the inner wall of the accommodating groove (9).

2. The NVH new energy power test platform of claim 1, wherein: wire rope (12) are installed to the bottom of stopper (11), take in the bottom of groove (9) and install pulley (13), manual rocking handle (14) are installed to the lateral wall of test bench (6), the other end of wire rope (12) twine in pulley (13) are tied again and are detained on manual rocking handle (14).

3. The NVH new energy power test platform of claim 1, wherein: the limiting block (11) is in a triangular prism shape.

4. The NVH new energy power test platform of claim 1, wherein: the directions of the two rows of limiting blocks (11) are opposite to each other.

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