CN211783989U

CN211783989U - High-performance experiment bench for engine electric dynamometer

Info

Publication number: CN211783989U
Application number: CN201922235135.7U
Authority: CN
Inventors: 蔡秀华; 蔡鑫
Original assignee: Shiyan Chenpeng Mechanical And Electrical Technology Co ltd
Current assignee: Shiyan Chenpeng Mechanical And Electrical Technology Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-10-27
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses an engine electric power dynamometer machine high performance experiment rack, experiment rack body is provided with experiment rack base, experiment rack base right side upper portion is provided with the engine support, experiment rack base middle part is provided with torque flange support, experiment rack base left side upper portion is provided with electric power dynamometer machine support, engine support upper portion is provided with the engine that awaits measuring, torque flange support upper portion is provided with torque flange, electric power dynamometer machine support upper portion is provided with electric power dynamometer machine, engine output end connection torque flange that awaits measuring, electric power dynamometer machine is connected to torque flange opposite side, experiment rack body side is provided with the computer, the computer side is provided with the converter, the electric power dynamometer machine is connected to the converter cable, the engine that awaits measuring is connected to.

Description

High-performance experiment bench for engine electric dynamometer

Technical Field

The utility model relates to an experiment bench equipment technical field specifically is an engine electric power dynamometer machine high performance experiment bench.

Background

The traditional engine performance measurement has the technical problem that accurate data cannot be measured, the engine performance measurement is monopolized by large-scale enterprises on an engine experimental platform, small and medium-scale enterprises can only rent machine equipment of large companies for experimental novel engines, even under the condition, the small and medium-scale enterprises need to wait for a long time to obtain reliable data, millions of the small and medium-scale enterprises spend on renting equipment every year on mechanical power detection equipment, and therefore an engine experimental bench with low price, reliable performance and convenience in operation is urgently needed in the market.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, the simple operation can the high performance experiment rack of accurate measurement engine power, rotational speed, torsion.

In order to achieve the above object, the utility model provides a following technical scheme: a high-performance experiment bench for an engine electric dynamometer comprises a main body, an experiment bench base, an engine support, a torque flange connecting disc support, an electric dynamometer support, an engine to be tested, a torque flange connecting disc, an electric dynamometer, a computer and a frequency converter, wherein the experiment bench base is arranged on the main body, the engine support is arranged on the upper portion of the right side of the experiment bench base, the torque flange connecting disc support is arranged in the middle of the experiment bench base, the electric dynamometer support is arranged on the upper portion of the left side of the experiment bench base, the engine to be tested is arranged on the upper portion of the engine support, the torque flange connecting disc is arranged on the upper portion of the torque flange connecting disc support, the electric dynamometer is arranged on the upper portion of the electric dynamometer support, the output end of the engine to be tested is connected with the torque flange connecting disc, the electric dynamometer is connected to, and a frequency converter is arranged on the side surface of the computer, a cable of the frequency converter is connected with the electric dynamometer, and a cable of the computer is connected with the engine to be tested.

Preferably, an engine oil shell is arranged at the bottom of the engine to be tested, an engine oil constant temperature device is arranged on the side face of the engine oil shell, a cooling water tank is arranged at the top of the engine to be tested, a water constant temperature device is arranged at the top of the cooling water tank, a fuel oil supply pipeline is arranged at the top of the engine to be tested, the fuel oil constant temperature device is arranged at an oil outlet of the fuel oil supply pipeline, an oil consumption meter is arranged at one end of the fuel oil supply pipeline, and.

Preferably, one side of the torque flange is connected with an engine to be tested, a torque sensor is arranged in the torque flange, and a middle rotating bearing is arranged on the torque flange.

Preferably, the electric dynamometer support is welded by a thick steel plate, fixing bolt holes for fixing the electric dynamometer base are arranged at four corners of the top end of the electric dynamometer support, and a dynamometer support reinforcing rib plate is arranged on the side face of the electric dynamometer support.

Preferably, a torque flange support reinforcing rib plate is arranged on the side face of the torque flange support, a torque flange rolling bearing base is arranged at the top of the torque flange support, a rolling bearing is arranged above the torque flange rolling bearing base, and a rolling bearing upper cover is arranged above the rolling bearing.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses the oil consumption instrument can be so that the machine oil consumption index obtains detecting in the equipment debugging process to be provided with coolant tank, the cooling organism, machine oil temperature is adjusted constantly to machine oil constant temperature equipment, and cooling water temperature is adjusted constantly to water constant temperature equipment, and fuel oil constant temperature equipment adjusts fuel temperature, and the throttle driver that the engine side set up can be according to concrete in service behavior regulation engine speed.

(2) The torque sensor is arranged inside the torque flange connecting disc, can adjust a torque signal according to slight change of the torque flange, and accurately transmits the torque signal to the computer monitoring platform.

(3) The base fixing bolt holes are used for stably and reliably fixing the electric dynamometer, so that accurate power data can be measured on the electric dynamometer support, and the strength of the support can be reinforced by the side reinforcing rib plates.

(4) The strength of the torque flange support can be reinforced by the side reinforcing rib plates, the rotating bearing is fixed between the torque flange rotating bearing base and the rotating bearing upper cover, accuracy and reliability of data output are guaranteed, the torque flange on the upper portion is not affected by the torque flange, and output power of an engine to be tested is accurately conducted.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the structure of the engine to be tested according to the present invention;

FIG. 3 is a schematic view of the torque flange connection plate of the present invention;

FIG. 4 is a schematic view of the bracket structure of the electric dynamometer of the present invention;

fig. 5 is the structural schematic diagram of the torque flange bracket of the utility model.

1. An experiment bench body; 2. an experiment bench base; 3. an engine mount; 4. a torque flange bracket; 5. an electric dynamometer machine mount; 6. an engine to be tested; 7. a torque flange; 8. a motor dynamometer; 9. a frequency converter; 10. a computer; 11. a casing of engine oil; 12. an engine oil thermostat; 13. a cooling water tank; 14. a water thermostat; 15. a fuel supply line; 16. a fuel oil thermostat; 17. a fuel consumption meter; 18. a throttle driver; 19. a torque sensor; 20. a rotating bearing; 21. a base fixing bolt hole; 22. a dynamometer support reinforcing rib plate; 23. a reinforcing rib plate of a torque flange bracket; 24. the torque flange rotates the bearing base; 25. rotating the upper cover of the bearing; 26. the shaft is rotated.

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.

As shown in figure 1, the main body comprises an experiment bench body 1, an experiment bench base 2, an engine bracket 3, a torque flange bracket 4, an electric dynamometer bracket 5, an engine 6 to be tested, a torque flange bracket 7, an electric dynamometer 8, a computer 10 and a frequency converter 9, wherein the experiment bench body 1 is provided with the experiment bench base 2, the engine bracket 3 is arranged at the upper part of the right side of the experiment bench base 2, the torque flange bracket 4 is arranged at the middle part of the experiment bench base 2, the electric dynamometer bracket 5 is arranged at the upper part of the left side of the experiment bench base 2, the engine 6 to be tested is arranged at the upper part of the engine bracket 3, the torque flange bracket 7 is arranged at the upper part of the torque flange bracket 4, the electric dynamometer 8 is arranged at the upper part of the electric dynamometer bracket 5, the output end of the engine (6) to be tested is connected with the torque flange bracket, the side of the experiment bench body 1 is provided with a computer 10, the side of the computer 10 is provided with a frequency converter 9, the frequency converter 9 is connected with an electric dynamometer 8 through a cable, and the computer 10 is connected with an engine 6 to be tested through a cable.

As shown in fig. 2, an engine oil shell 11 is arranged at the bottom of an engine 6 to be tested, an engine oil thermostat 12 is arranged on the side surface of the engine oil shell 11, a cooling water tank 13 is arranged at the top of the engine 6 to be tested, a water thermostat 14 is arranged at the top of the cooling water tank 13, a fuel oil supply pipeline 15 is arranged at the top of the engine 6 to be tested, a fuel oil thermostat 16 is arranged at an oil outlet of the fuel oil supply pipeline 15, an oil consumption meter 17 is arranged at one end of the fuel oil supply pipeline 15, and an accelerator.

As shown in fig. 1 and 3, one side of the torque flange 7 is connected to the engine 6 to be tested, the other side of the torque flange 7 is connected to the electric dynamometer 8, the torque sensor 19 is arranged inside the torque flange 7, and the torque flange 7 is provided with the middle rotating shaft 26.

As shown in fig. 4, the electric dynamometer support 5 is welded by a thick steel plate, four corners of the top end of the electric dynamometer support 5 are provided with fixing bolt holes 21 for fixing the base of the electric dynamometer 8, and a dynamometer support reinforcing rib plate 22 is arranged on the side surface of the electric dynamometer support 5.

As shown in fig. 5, a torque flange support reinforcing rib plate 23 is arranged on the side surface of the torque flange support 4, a torque flange rolling bearing base 24 is arranged on the top of the torque flange support 4, a rolling bearing 20 is arranged above the torque flange rolling bearing base 24, and a rolling bearing upper cover 25 is arranged above the rolling bearing 20.

Application method

The method comprises the steps of placing an engine 6 to be tested at an engine support 3, adjusting a foot point at the bottom of the engine 6 to be tested, fixing the engine 6 to be tested, connecting the output end of the engine 6 to be tested with one end of a torque flange connecting disc 7, connecting the other end of the torque flange connecting disc 7 with an electric dynamometer 8, controlling the rotating speed and the output torque of the engine 6 to be tested by an accelerator driver 18, detecting the change of the output power and the oil consumption by an oil consumption meter 17, detecting 19 data by a torque sensor and returning the data to a computer 10, detecting 10 analysis and recording of the data by the electric dynamometer 8, completing data collection and.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not to the limitation of the technical solution of the present invention, as long as the technical solution can be realized on the basis of the above-mentioned embodiment without creative work, all should be regarded as falling into the protection scope of the right of the present invention.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an engine electric dynamometer machine high performance experiment bench which characterized in that: the main body comprises an experiment bench body (1), an experiment bench base (2), an engine support (3), a torque flange support (4), an electric dynamometer support (5), an engine (6) to be tested, a torque flange (7), an electric dynamometer (8), a computer (10) and a frequency converter (9), wherein the experiment bench body (1) is provided with the experiment bench base (2), the engine support (3) is arranged on the upper part of the right side of the experiment bench base (2), the torque flange support (4) is arranged in the middle of the experiment bench base (2), the electric dynamometer support (5) is arranged on the upper part of the left side of the experiment bench base (2), the engine (6) to be tested is arranged on the upper part of the engine support (3), the torque flange (7) is arranged on the upper part of the torque flange support (4), electric dynamometer support (5) upper portion is provided with electric dynamometer (8), engine (6) output connection torque flange (7) await measuring, electric dynamometer (8) are connected to torque flange (7) opposite side, experiment rack body (1) side is provided with computer (10), computer (10) side is provided with converter (9), electric dynamometer (8) are connected to converter (9) cable, engine (6) await measuring is connected to computer (10) cable.

2. The engine electric dynamometer machine high performance test bench of claim 1, wherein: the engine oil thermostat device is characterized in that an engine oil shell (11) is arranged at the bottom of the engine (6) to be tested, an engine oil thermostat device (12) is arranged on the side face of the engine oil shell (11), a cooling water tank (13) is arranged at the top of the engine (6) to be tested, a water thermostat device (14) is arranged at the top of the cooling water tank (13), a fuel oil supply pipeline (15) is arranged at the top of the engine (6) to be tested, a fuel oil thermostat device (16) is arranged at the oil outlet of the fuel oil supply pipeline (15), an instrument (17) is arranged at one end of the fuel oil supply pipeline (15), and an accelerator driver.

3. The engine electric dynamometer machine high performance test bench of claim 1, wherein: one side of the torque flange joint (7) is connected with an engine (6) to be tested, a torque sensor (19) is arranged inside the torque flange joint (7), and a middle rotating shaft rod (26) is arranged on the torque flange joint (7).

4. The engine electric dynamometer machine high performance test bench of claim 1, wherein: electric dynamometer support (5) are the thick steel plate welding, electric dynamometer support (5) top four corners is provided with fixed electric dynamometer (8) base fixing bolt hole (21), electric dynamometer support (5) side is provided with dynamometer support deep floor (22).

5. The engine electric dynamometer machine high performance test bench of claim 1, wherein: the torque flange support is characterized in that a torque flange support reinforcing rib plate (23) is arranged on the side face of the torque flange support (4), a torque flange rotating bearing base (24) is arranged at the top of the torque flange support (4), a rotating bearing (20) is arranged above the torque flange rotating bearing base (24), and a rotating bearing upper cover (25) is arranged above the rotating bearing (20).