CN220356667U

CN220356667U - Dynamometer rack with comparison mechanism

Info

Publication number: CN220356667U
Application number: CN202322088961.XU
Authority: CN
Inventors: 周亚宏; 周方
Original assignee: Nantong Hongda Mechanical And Electrical Manufacturing Co ltd
Current assignee: Nantong Hongda Mechanical And Electrical Manufacturing Co ltd
Priority date: 2023-08-02
Filing date: 2023-08-02
Publication date: 2024-01-16
Anticipated expiration: 2033-08-02

Abstract

The utility model discloses a dynamometer bench provided with a comparison mechanism, and relates to the field of dynamometer benches provided with a comparison mechanism, comprising a test bench, wherein a power supply is arranged on one side above the test bench, a supporting seat is connected to one side, away from the power supply, above the test bench, a cooling fan is arranged on the supporting seat, a first dynamometer is arranged in front of the power supply, a silencer is arranged in front of the first dynamometer, a supporting frame is arranged in front of the first dynamometer and away from the silencer, a cylinder is arranged on the supporting frame, an exhaust pipe is arranged on the supporting frame, a deployment block is fixedly connected to the exhaust pipe, a second dynamometer is arranged in front of the cooling fan, and a clamping seat is arranged in front of the second dynamometer; when the dynamometer disclosed by the utility model is used for dynamometing under different conditions, the generated data can be well compared, so that the best dynamometing effect can be obtained in one environment.

Description

Dynamometer rack with comparison mechanism

Technical Field

The utility model relates to the field of a dynamometer rack provided with a comparison mechanism, in particular to a dynamometer rack provided with a comparison mechanism.

Background

The engine test is an indispensable means for checking the power performance, economy and working reliability of the engine and checking the manufacturing quality, reliability, wear resistance and the like of the whole machine and parts; is also an essential and important link in the research, design and manufacture of new engines. In order to strictly control test conditions and test according to national standard, various working conditions of an engine under actual use are simulated as much as possible, and the engine test is usually carried out on a test bench. When in test, the device is connected with a dynamometer, and various data are detected.

At present, when the dynamometer is tested, the generated noise is loud, the noise reaches more than 100 decibels through the sound refraction of an open workshop, the normal work in a factory is not realized, the physical health of staff is influenced, the silencing equipment is generally connected before the engine test, the exhaust port of the engine is connected with the silencing equipment by utilizing an exhaust pipeline, the connection process needs workers to debug, and the whole assembly efficiency is low.

After search, the prior patent: in a power measuring bench (application number: CN 202320124584.8) provided with a comparison mechanism, in particular to a power measuring bench, which comprises a test bench, an assembly mechanism and a silencing mechanism, wherein a test tooling plate is arranged on the test bench and is used for installing an engine; the assembly mechanism comprises a support frame and an exhaust pipe, the support frame is fixedly arranged on the test bench, an air cylinder is arranged on the support frame, the exhaust pipe is slidably arranged on the support frame, a blending block is fixedly connected to the exhaust pipe, an output shaft of the air cylinder is vertically connected with the blending block, and the tail end of the exhaust pipe faces the direction of the test tool plate; the silencing mechanism is connected with the exhaust pipe.

Although the above patent effectively solves the problems of reducing the noise of the engine during power measurement and ensuring the workplace with healthy environment, the comparison of the data and the power measurement effect generated by the engine during power measurement under different conditions is not rapidly and effectively solved, so that the utility model of the power measurement bench with the comparison mechanism is necessary to solve the problems.

Disclosure of Invention

The utility model aims to provide a dynamometer rack with a comparison mechanism, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dynamometer rack with compare mechanism, includes the testboard, testboard top one side is provided with the power, the testboard top is kept away from power one side is connected with the supporting seat, install the radiator fan on the supporting seat, first dynamometer is installed to the power the place ahead, first dynamometer the place ahead is equipped with the muffler, first dynamometer the place ahead is kept away from the muffler is provided with the support frame, be provided with the cylinder on the support frame, install the blast pipe on the support frame, fixedly connected with allotment piece on the blast pipe, the second dynamometer is installed to the radiator fan the place ahead, second dynamometer the place ahead is installed and is connected with the centre gripping seat.

Supporting feet are arranged below the test table.

The muffler is provided with an exhaust port.

And the output shaft of the air cylinder is vertically connected with the blending block.

And a control switch is arranged on the test bench below the allocation block.

The clamping seat is provided with a fixing screw, and a test piece is arranged in the clamping seat.

And one side, far away from the first dynamometer, of the second dynamometer is provided with a sensor, and the sensor is connected with the second dynamometer through a connector.

The utility model has the technical effects and advantages that:

1. by arranging the power supply, the heat radiating fan, the second dynamometer and the supporting seat, the power supply can be turned on to drive the heat radiating fan on the supporting seat to work, so that heat generated during the work of the second dynamometer is avoided, heat is efficiently radiated, and the dynamometer efficiency condition of the second dynamometer under the condition that the heat radiating fan radiates heat is obtained;

2. noise generated during power measurement of the first power measuring machine can be subjected to noise elimination treatment through the arrangement of the first power measuring machine, the second power measuring machine, the sensor and the muffler, the working place with environmental health is guaranteed, noise is eliminated, the first power measuring machine starts to work, data generated by the first power measuring machine and the second power measuring machine can be transmitted to a computer through the sensor at the same time, the power measuring conditions of the two power measuring machines in different environmental states are compared, and therefore a better power measuring structure can be obtained.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of a dynamometer bench provided with a comparison mechanism.

Fig. 2 is an enlarged schematic view of the structure of fig. 1 at a.

Fig. 3 is a schematic rear view of a power measuring bench with a comparison mechanism according to the present utility model.

Fig. 4 is a schematic top view of a dynamometer bench with a comparison mechanism according to the utility model.

In the figure: 1. a test bench; 2. supporting feet; 3. a power supply; 4. a support base; 5. a heat dissipation fan; 6. a first dynamometer; 7. a second dynamometer; 8. a cylinder; 9. an exhaust port; 10. a muffler; 11. a control switch; 12. blending blocks; 13. a support frame; 14. an exhaust pipe; 15. a connector; 16. a sensor; 17. a clamping seat; 18. a set screw; 19. and (3) a test piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a dynamometer bench provided with a comparison mechanism as shown in figures 1-4, which comprises a test bench 1, wherein a power supply 3 is arranged on one side above the test bench 1, a supporting seat 4 is connected to one side, away from the power supply 3, above the test bench 1, a heat dissipation fan 5 is arranged on the supporting seat 4, a second dynamometer 7 is arranged in front of the heat dissipation fan 5, a clamping seat 17 is arranged in front of the second dynamometer 7, the power supply 3 can be firstly turned on, the heat dissipation fan 5 on the supporting seat 4 works, heat generated during the working of the second dynamometer 7 is avoided, and efficient heat dissipation is performed; the power supply 3 the place ahead install first dynamometer 6, first dynamometer 6 the place ahead is equipped with muffler 10, first dynamometer 6 the place ahead is kept away from muffler 10 is provided with support frame 13, be provided with cylinder 8 on the support frame 13, install blast pipe 14 on the support frame 13, fixedly connected with allotment piece 12 on blast pipe 14, can stir control switch 11 at first and start cylinder 8, cylinder 8 output shaft promotes allotment piece 12 and drives blast pipe 14 end and move to the gas vent 9 direction of first dynamometer 6 for blast pipe 14 and first dynamometer 6 realize quick butt joint, and assembly efficiency obtains effectively promoting, and blast pipe 14 head end is connected with muffler 10 simultaneously, effectively reduces the noise that first dynamometer 6 produced, has ensured the healthy workplace of environment.

The supporting legs 2 are arranged below the test bench 1, wherein the test bench 1 can be fixed through the supporting legs 2 arranged below the test bench 1, and accidents in working are prevented.

The muffler 10 is provided with the exhaust port 9, wherein the exhaust port 9 is arranged on the muffler 10, so that noise generated during power measurement of the first power measuring machine 6 can be effectively reduced and discharged to the outside, and an environment-friendly workplace is ensured.

The output shaft of the air cylinder 8 is vertically connected with the allocation block 12, wherein the allocation block 12 can be pushed to drive the tail end of the exhaust pipe 14 to move towards the exhaust port 9 of the first dynamometer 6 by vertically connecting the output shaft of the air cylinder 8 with the allocation block 12, so that the exhaust pipe 14 and the first dynamometer 6 are quickly abutted, and the assembly efficiency is effectively improved.

A control switch 11 is arranged below the blending block 12 and on the test bench 1. Wherein, a control switch 11 is arranged below the allocation block 12 and on the test bench 1, so that the exhaust pipe 14 is conveniently controlled to be assembled and aligned with the first dynamometer 6.

The clamping seat 17 is provided with a fixing screw 18, the clamping seat 17 is internally provided with a test piece 19, wherein the clamping seat 17 is internally provided with the fixing screw 18, and the test piece 19 is internally provided with the clamping seat 17, so that the test piece 19 can be firmly locked on the clamping seat 17 to perform power test in a stable state.

The second dynamometer 7 is kept away from first dynamometer 6 one side and installs sensor 16, sensor 16 with second dynamometer 7 passes through connector 15 to be connected, wherein through installing sensor 16 in second dynamometer 7 one side that is kept away from first dynamometer 6, can effectively carry the data that two dynamometers produced when carrying the computer through sensor 16, carry out the comparison observation.

Working principle: when the device is used, firstly, a test piece 19 is placed in the clamping seat 17, the test piece is well fixed with the clamping seat 17 through the fixing screw 18, meanwhile, the power supply 3 is turned on, the heat dissipation fan 5 on the supporting seat 4 works, heat generated during the working of the second dynamometer 7 is avoided, heat dissipation is carried out efficiently, and then the second dynamometer 7 is waited for carrying out dynamometer work on the test piece 19; meanwhile, the control switch 11 can be stirred to start the air cylinder 8, the output shaft of the air cylinder 8 pushes the allocation block 12 to drive the tail end of the exhaust pipe 14 to move towards the exhaust port 9 of the first dynamometer 6, so that the exhaust pipe 14 and the first dynamometer 6 realize quick butt joint, the assembly efficiency is effectively improved, meanwhile, the head end of the exhaust pipe 14 is connected with the silencer 10, the noise generated by the first dynamometer 6 is effectively reduced, the environment-friendly workplace is ensured, the noise is completely reduced, and the first dynamometer 6 starts to work; the data generated by the first dynamometer 6 and the second dynamometer 7 during dynamometer can be transmitted to a computer through the sensor 16, and the dynamometers under different conditions can be compared, so that a better dynamometer effect is found.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a dynamometer rack with compare mechanism, includes testboard (1), its characterized in that: the test bench is characterized in that a power supply (3) is arranged on one side of the upper portion of the test bench (1), the upper portion of the test bench is away from one side of the power supply (3) and is connected with a supporting seat (4), a cooling fan (5) is arranged on the supporting seat (4), a first dynamometer (6) is arranged in front of the power supply (3), a silencer (10) is arranged in front of the first dynamometer (6), a supporting frame (13) is arranged in front of the first dynamometer (6) and is away from the silencer (10), a cylinder (8) is arranged on the supporting frame (13), an exhaust pipe (14) is arranged on the supporting frame (13), a distribution block (12) is fixedly connected to the exhaust pipe (14), and a second dynamometer (7) is arranged in front of the cooling fan (5), and a clamping seat (17) is arranged in front of the second dynamometer (7).

2. The dynamometer bench with a comparison mechanism of claim 1, wherein: supporting feet (2) are arranged below the test table (1).

3. The dynamometer bench with a comparison mechanism of claim 1, wherein: the muffler (10) is provided with an exhaust port (9).

4. The dynamometer bench with a comparison mechanism of claim 1, wherein: the output shaft of the air cylinder (8) is vertically connected with the blending block (12).

5. The dynamometer bench with a comparison mechanism of claim 1, wherein: a control switch (11) is arranged on the test table (1) below the blending block (12).

6. The dynamometer bench with a comparison mechanism of claim 1, wherein: the clamping seat (17) is provided with a fixing screw (18), and a test piece (19) is arranged in the clamping seat (17).

7. The dynamometer bench with a comparison mechanism of claim 1, wherein: a sensor (16) is arranged on one side, far away from the first dynamometer (6), of the second dynamometer (7), and the sensor (16) is connected with the second dynamometer (7) through a connector (15).