CN207610862U - A kind of drum of inspector for automotive vehicle - Google Patents

Abstract

The utility model discloses a kind of drum of inspector for automotive vehicle, structure includes：Shock sensor, flywheel group, drive roll, lifting jack, driven roller, body, eddy current absorption dynamometer, gearbox, velocity sensor, shaft coupling, shock sensor, flywheel group, drive roll is installed on lifting jack rear and using mechanical connection, internal body is equipped with eddy current absorption dynamometer and is connected by screw bolts, driven roller is installed and using flexible connection in front of lifting jack, eddy current absorption dynamometer is fixed on the left of gearbox and is connected by screw bolts, the utility model shock sensor is equipped with conducting wire, coil, shell, magnet steel, elastic spring, it realizes improved prior art chassis dynamometer and increases shock sensor to automobilism shake progress data test, debugging avoids automobile effect of jitter driver level of comfort when running at high speed.

Description

A kind of drum of inspector for automotive vehicle

Technical field

The utility model is a kind of drum of inspector for automotive vehicle, belongs to roller equipment field.

Background technology

Chassis dynamometer is a kind of room being used for testing the performances such as vehicle dynamic quality, multi-state discharge index, fuel oil index Interior bench test equipment, road simulation dynamometer calculate road analogy equation, loading device are used in combination by roller simulated roadway It is simulated, realizes the accurate simulation to each operating mode of automobile, it can be used for the load debugging of automobile, and diagnosis automobile is in loading condition The failure of lower appearance；Its group together with five gas analyzer, transmission-type smoke meter, engine tachometer and computer automatic control system At an Integrated Measurement System to measure the motor vehicle exhaust emission under different operating modes, chassis dynamometer is easy to use, dependable performance It is not influenced by external condition.Under the premise of not disintegrating automobile, each system of automobile, component can be quickly and accurately detected Performance.Chassis dynamometer both can be used for automobile scientific experimentation, can be used for maintenance conditions, in recent years, due to electricity The development and application of the fast-developing and all kinds of special-purpose software of sub- computer technology is the simulation of road, the acquisition of data, place Reason and test data analyzer provide effective means, accelerate the development of chassis dynamometer, are widely used.

But prior art chassis dynamometer, which does not shake automobilism, carries out data test, automobile effect of jitter driver The level of comfort when running at high speed.

Utility model content

In view of the deficienciess of the prior art, the utility model aim is to provide a kind of drum of inspector for automotive vehicle, with It solves prior art chassis dynamometer and progress data test is not shaken to automobilism, automobile effect of jitter driver is in high speed When driving the problem of level of comfort.

To achieve the goals above, the utility model is to realize by the following technical solutions：A kind of motor vehicle detecting Equipment roller, structure include：Shock sensor, flywheel group, drive roll, lifting jack, driven roller, body, current vortex are surveyed Work(device, gearbox, velocity sensor, shaft coupling, the shock sensor, flywheel group, the drive roll are installed on lifting jack Rear and using mechanical connection, the internal body is equipped with eddy current absorption dynamometer and is connected by screw bolts, the lifting Driven roller is installed in front of device and using flexible connection, the eddy current absorption dynamometer is fixed on the left of gearbox and uses It is bolted, the velocity sensor is fixed on above shaft coupling, and the shaft coupling is installed between drive roll and adopts logical It crosses and is bolted, the lifting jack is set there are two being fixed on internal body and using to be mechanically connected, and the shock sensor is set There are conducting wire, coil, shell, magnet steel, elastic spring, the conducting wire to be installed on above coil and use and be welded and fixed, the bullet Property reed be fixed below coil and be connected by screw bolts, the magnet steel is fixed on enclosure interior and using interference fit, The shell is fixed on inside flywheel group and is connected using screw.

Further, the drive roll is installed on by shaft coupling on the left of flywheel group and using mechanical connection.

Further, the gearbox is installed on by shaft coupling on the left of drive roll and using flexible connection.

Further, the internal body is equipped with velocity sensor and is connected using screw.

Further, the drive roll is installed on driven roller rear and passes through clearance fit.

Further, described is velocity sensor electronic unit, and precision is high, and stability is strong.

Further, described, flywheel group is alloy material, and hardness is high, anti-deformation.

Advantageous effect

The utility model shock sensor is equipped with conducting wire, coil, shell, magnet steel, elastic spring, realizes improved existing There is technology chassis dynamometer to increase shock sensor and progress data test is shaken to automobilism, debugging avoids automobile from shaking Influence driver's level of comfort when running at high speed.

Description of the drawings

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon：

Fig. 1 is a kind of structural schematic diagram of drum of inspector for automotive vehicle of the utility model.

Fig. 2 is a kind of cross-sectional view of drum of inspector for automotive vehicle shock sensor of the utility model.

Fig. 3 is a kind of cross-sectional view of drum of inspector for automotive vehicle of the utility model.

In figure：Shock sensor -1, flywheel group -2, drive roll -3, lifting jack -4, driven roller -5, body -6, electric whirlpool Flow dynamometer -7, gearbox -8, velocity sensor -9, shaft coupling -10, conducting wire -101, coil -102, shell -103, magnet steel - 104, elastic spring -105.

Specific implementation mode

To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below In conjunction with specific implementation mode, the utility model is expanded on further.

- Fig. 3 is please referred to Fig.1, the utility model provides a kind of drum of inspector for automotive vehicle：Its structure includes：Vibrations pass Sensor 1, flywheel group 2, drive roll 3, lifting jack 4, driven roller 5, body 6, eddy current absorption dynamometer 7, gearbox 8, speed pass Sensor 9, shaft coupling 10, the shock sensor 1, flywheel group 2, the drive roll 3 are installed on 4 rear of lifting jack and use It is mechanically connected, eddy current absorption dynamometer 7 is installed inside the body 6 and is connected by screw bolts, 4 front installation of the lifting jack There is driven roller 5 and using flexible connection, the eddy current absorption dynamometer 7 is fixed on 8 left side of gearbox and is connected using bolt It connects, the velocity sensor 9 is fixed on 10 top of shaft coupling, and the shaft coupling 10 is installed between drive roll 3 and adopts logical It crosses and is bolted, the lifting jack 4 sets that there are two be fixed on the inside of body 6 and using mechanical connection, the shock sensor 1 Equipped with conducting wire 101, coil 102, shell 103, magnet steel 104, elastic spring 105, the conducting wire 101 is installed on 102 top of coil And using being welded and fixed, the elastic spring 105 is fixed on 102 lower section of coil and is connected by screw bolts, the magnet steel 104 It is fixed on 103 inside of shell and using interference fit, the shell 103 is fixed on 2 inside of flywheel group and is connected using screw It connects, the drive roll 3 is installed on 2 left side of flywheel group by shaft coupling 10 and using being mechanically connected, the gearbox 8 passes through Shaft coupling 10 is installed on 3 left side of drive roll and using being flexibly connected, and velocity sensor 9 is equipped with simultaneously inside the body 6 And connected using screw, the drive roll 3 is installed on 5 rear of driven roller and by clearance fit, described to be passed for speed 9 electronic unit of sensor, precision is high, and stability is strong, and described, flywheel group 2 is alloy material, and hardness is high, anti-deformation.

The coil 102 of shock sensor 1 is mounted on above elastic spring 105 and then shakes in the use of the utility model When will generate electromotive force with 104 cutting magnetic induction line of magnet steel in shell 103 calculating is then transferred to by conducting wire 101 Machine, drive roll 3 and the simulation of driven roller 5 replace road surface, and automobile is in the various resistances normally at the uniform velocity encountered when driving by adding Carry unit simulation.Automobile when accelerating and sliding, by the rotary inertia of flywheel group 2 simulated, torque and power by suffered resistance It is measured by the force snesor on 7 arm of force of eddy current absorption dynamometer, Automobile drive drive roll 3 and driven roller 5, electric whirlpool It flows dynamometer 7 and braking moment is applied to rotor by stator, meanwhile, stator is by the moment of reaction of rotor, this torque is by power Sensor measures and is converted into torque and the power of driving wheel, and improved prior art chassis dynamometer increases shock sensor Automobilism is shaken and carries out data test, debugging avoids automobile effect of jitter driver comfortable journey when running at high speed Degree.

Vibrating sensor 1 described in the utility model is one of critical component in measuring technology, its effect is by machine Tool amount receives, and is converted to electricity proportional thereto.Due to it and a kind of electromechanical transformation apparatus.So we are sometimes Also referred to as it is for energy converter, vibration pickup etc., vibrating sensor be not the original mechanical quantity to be surveyed directly is changed into electricity, but It by the original mechanical quantity to be surveyed as the input quantity of vibrating sensor, is then received, is formed another by mechanical receiving portion A mechanical quantity for being suitable for transformation finally will be transformed to electricity again by mechanoelectric conversion part.Therefore the workability of a sensor Can be determined by mechanical receiving portion and the working performance of mechanoelectric conversion part.

Its structure and principle, which are all this technology personnel, can be learnt by technical manual or be known by routine experiment method, The utility model solves the problems, such as it is that prior art chassis dynamometer does not shake progress data test to automobilism, and automobile is trembled Dynamic to influence driver's level of comfort when running at high speed, the utility model is combined with each other by above-mentioned component, can reach and change Prior art chassis dynamometer after increases shock sensor and shakes progress data test to automobilism, and debugging avoids Automobile effect of jitter driver level of comfort when running at high speed, it is described in detail below：

The conducting wire 101 is installed on 102 top of coil and using being welded and fixed, and the elastic spring 105 is fixed on line It below circle 102 and is connected by screw bolts, the magnet steel 104 is fixed on 103 inside of shell and using interference fit, the shell Body 103 is fixed on 2 inside of flywheel group and is connected using screw.

The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (5)

1. a kind of drum of inspector for automotive vehicle, structure include：Shock sensor（1）, flywheel group（2）, drive roll（3）、 Lifting jack（4）, driven roller（5）, body（6）, eddy current absorption dynamometer（7）, gearbox（8）, velocity sensor（9）, shaft coupling （10）, the shock sensor（1）, flywheel group（2）, the drive roll（3）It is installed on lifting jack（4）Rear and use machine Tool connects, the body（6）Inside is equipped with eddy current absorption dynamometer（7）And it is connected by screw bolts, it is characterised in that：

The lifting jack（4）Front is equipped with driven roller（5）And using flexible connection, the eddy current absorption dynamometer（7）Gu Due to gearbox（8）It left side and is connected by screw bolts, the velocity sensor（9）It is fixed on shaft coupling（10）Top, it is described Shaft coupling（10）It is installed on drive roll（3）Between and adopt and be bolted, the lifting jack（4）If there are two be fixed on Body（6）Internal and use mechanical connection；

The shock sensor（1）Equipped with conducting wire（101）, coil（102）, shell（103）, magnet steel（104）, elastic spring （105）, the conducting wire（101）It is installed on coil（102）Top and using being welded and fixed, the elastic spring（105）It is fixed In coil（102）It lower section and is connected by screw bolts, the magnet steel（104）It is fixed on shell（103）It is internal and use interference Cooperation, the shell（103）It is fixed on flywheel group（2）Internal and use screw connects.

2. a kind of drum of inspector for automotive vehicle according to claim 1, it is characterised in that：The drive roll（3）It is logical Cross shaft coupling（10）It is installed on flywheel group（2）Left side and use mechanical connection.

3. a kind of drum of inspector for automotive vehicle according to claim 1, it is characterised in that：The gearbox（8）Pass through Shaft coupling（10）It is installed on drive roll（3）Left side and use flexible connection.

4. a kind of drum of inspector for automotive vehicle according to claim 1, it is characterised in that：The body（6）Inside peace Equipped with velocity sensor（9）And it is connected using screw.

5. a kind of drum of inspector for automotive vehicle according to claim 1, it is characterised in that：The drive roll（3）Peace Loaded on driven roller（5）Rear and pass through clearance fit.