CN207636308U - A kind of vehicle sliding experiment draft gear - Google Patents
A kind of vehicle sliding experiment draft gear Download PDFInfo
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- CN207636308U CN207636308U CN201721654734.7U CN201721654734U CN207636308U CN 207636308 U CN207636308 U CN 207636308U CN 201721654734 U CN201721654734 U CN 201721654734U CN 207636308 U CN207636308 U CN 207636308U
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- iron core
- vehicle
- dynamic iron
- electromagnet
- bottom plate
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Abstract
The utility model discloses a kind of vehicle slidings to test draft gear, power module including electromagnet and for electromagnet power supply, electromagnet includes casing, cover board, dynamic iron core, static iron core, magnet exciting coil and resetting spring, casing is fixedly mounted on bottom plate, set is useful for the traction piece of connection vehicle in the dynamic iron core, the iron core locating part to lean with the dynamic iron core in stretching state is provided on bottom plate, electromagnet is connected to controller, the input of controller is terminated with the velocity sensor of parameter input module and the speed for detecting vehicle, power module and controller connect.The utility model simple structure and reasonable design, extending and retracting for dynamic iron core is controlled using controller, after vehicle reaches setting speed, dynamic iron core is retracted, and traction piece can be fast and accurately detached from from dynamic iron core, make vehicle art skating, it is tested suitable for vehicle sliding, use is easy to operate, highly practical, using effect is good, convenient for promoting the use of.
Description
Technical field
The utility model belongs to vehicle test technical field, and in particular to a kind of vehicle sliding experiment draft gear.
Background technology
Motorcycle manufacturing enterprise wants when simulated roadway on chassis dynamometer carries out correlated performance test to motorcycle product
The actual travel resistance that the running resistance set on chassis dynamometer is subject to motorcycle on road when driving is asked to tend to one
It causes, makes the road performance performance of energy true reappearance motorcycle on chassis dynamometer.It is accurately acquired by coasting test on road
The road running resistance of motorcycle is the necessary condition of the correct simulated roadway of chassis dynamometer.National relevant laws and regulations clearly stipulate that
Motorcycle is during coasting test, for that can not cut off engine drive mechanism, can be led with other power plants
Draw.
Vehicle sliding refer to vehicle level road and it is calm under conditions of accelerate to certain predetermined speed after, pluck gear, disengage
Engine or other power plants continue the retarded motion of traveling using the inertia of vehicle.Vehicle sliding experiment is exactly in vehicle
The experiment of relevant parameter is measured in taxiing procedures.However, the road coasting test of motorcycle is carried out by mode of traction, if vehicle
Engine or other power plants can not be timely and effectively disengaged, then there is serious security risk.
Therefore the case where this experiment is completed in traction is carried out using other power plants in order to coordinate, needs a kind of energy fast
Speed, the vehicle sliding accurately disengaged experiment draft gear；Its requirement is：1. it can guarantee the mechanical strength of device when vehicle tows,
And vehicle body dead weight will not be increased considerably without damage to vehicle body；2. realizing traction towing hook energy using mechanism simple to operation
It quickly and accurately disengages, and requires traction towing hook light and handy, be easily installed, dismantle；To ensure safe operation simultaneously.
Utility model content
The technical problem to be solved by the utility model is to the deficiencies in for the above-mentioned prior art, provide a kind of vehicle
Coasting test draft gear, simple structure and reasonable design control extending and retracting for dynamic iron core, in vehicle using controller
After reaching setting speed, dynamic iron core is retracted, and traction piece can be fast and accurately detached from from dynamic iron core, make vehicle art skating, is fitted
It is tested for vehicle sliding, use is easy to operate, highly practical, and using effect is good, convenient for promoting the use of.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of vehicle sliding experiment traction dress
It sets, including electromagnet and the power module for electromagnet power supply, electromagnet includes casing, cover board, dynamic iron core, static iron core, excitation
Coil and resetting spring, it is characterised in that：The casing is fixedly mounted on bottom plate, and set is useful for connection vehicle in the dynamic iron core
Traction piece, the iron core locating part to lean with the dynamic iron core in stretching state, the electromagnetism are provided on the bottom plate
Iron is connected to controller, and the input of the controller is terminated with the speed of parameter input module and the speed for detecting the vehicle
Sensor, the power module and controller connect.
A kind of above-mentioned vehicle sliding tests draft gear, it is characterised in that：The traction piece is to be sleeved in dynamic iron core
Bail.
A kind of above-mentioned vehicle sliding tests draft gear, it is characterised in that：Traction rope company is provided on the bail
Buckle.
A kind of above-mentioned vehicle sliding tests draft gear, it is characterised in that：The casing of the electromagnet is pressed by fixed
Piece is fixedly connected with bottom plate.
A kind of above-mentioned vehicle sliding tests draft gear, it is characterised in that：Mounting hole is provided on the bottom plate, it is described
The both sides of bottom plate are both provided with mounting ear.
A kind of above-mentioned vehicle sliding tests draft gear, it is characterised in that：The iron core locating part is along the dynamic iron core
Axial direction lay.
The utility model has the following advantages compared with prior art：
1, the utility model has the advantages of simple structure, reasonable design, realizes and using easy to operate.
2, the utility model obtains electric and power-off using controller control electromagnet, to control the stretching and contracting of dynamic iron core
Return, after vehicle reaches setting speed, electromagnet power-off, dynamic iron core retract, dynamic iron core no longer with iron core locating part formed against
Connection, traction piece can be fast and accurately detached from from dynamic iron core, and vehicle loses tractive force and carries out art skating, are suitable for vehicle and slided
Row experiment, using effect are good.
3, in use, vehicle will not be increased to the utility model without other accessories by only connecting vehicle by traction piece
Dead weight, does not interfere with vehicle sliding test result.
In conclusion the utility model simple structure and reasonable design, the stretching and contracting of dynamic iron core are controlled using controller
It returns, after vehicle reaches setting speed, dynamic iron core is retracted, and traction piece can be fast and accurately detached from from dynamic iron core, makes vehicle certainly
By sliding, it is suitable for vehicle sliding and tests, use is easy to operate, highly practical, and using effect is good, convenient for promoting the use of.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structural schematic diagram of the utility model electromagnet.
Fig. 4 is the schematic block circuit diagram of the utility model.
Reference sign:
1-bottom plate；2-mounting holes；3-mounting ears；
4-iron core locating parts；5-fixed tablettings；6-bails；
7-traction rope junction buttons；8-controllers；9-parameter input modules；
10-velocity sensors；11-power modules；12-electromagnet；
12-1-casing；12-2-cover board；12-3-dynamic iron core；
12-4-static iron core；12-5-magnet exciting coil；12-6-resetting spring.
Specific implementation mode
As shown in Figures 1 to 4, the utility model includes electromagnet 12 and the power module 11 powered for electromagnet 12, electricity
Magnet 12 includes casing 12-1, cover board 12-2, dynamic iron core 12-3, static iron core 12-4, magnet exciting coil 12-5 and resetting spring 12-6,
The casing 12-1 is fixedly mounted on bottom plate 1, and set is useful for the traction piece of connection vehicle, the bottom on the dynamic iron core 12-3
The iron core locating part 4 to lean with the dynamic iron core 12-3 in stretching state is provided on plate 1, the electromagnet 12 is connected to control
Device 8, the input of the controller 8 are terminated with the velocity sensor of parameter input module 9 and the speed for detecting the vehicle
10, the power module 11 and controller 8 connect.
In actual use, bottom plate 1 is fixedly mounted on testing stand, testing stand provides tractive force, electromagnet 12 to bottom plate 1
It is fixedly mounted on bottom plate 1 with iron core locating part 4, traction piece is sleeved on dynamic iron core 12-3, therefore dynamic iron core 12-3 is to traction piece
Pulling force is provided, traction piece is fixedly connected with the vehicle by traction rope, and traction piece provides tractive force to vehicle.
As shown in figure 3, in the present embodiment, static iron core 12-4 is set in magnet exciting coil 12-5, one end of static iron core 12-4
It stretches out magnet exciting coil 12-5 to be fixedly connected with cover board 12-2, one end of resetting spring 12-6 is connect with dynamic iron core 12-3, resets bullet
The other end of spring 12-6 is fixedly connected with the bottom of casing 12-1, and dynamic iron core 12-3 passes through cover board 12-2.
The course of work of electromagnet 12 is as follows：When magnet exciting coil 12-5 connects alternating current, static iron core 12-4 generates electromagnetism and inhales
Power, dynamic iron core 12-3 overcome the elastic force of resetting spring 12-6, are attracted with static iron core 12-4；When magnet exciting coil 12-5 power-off, quiet iron
Core 12-4 loses electromagnetic attraction, and dynamic iron core 12-3 is under the elastic force effect of resetting spring 12-6, homing, static iron core 12-4 with
Dynamic iron core 12-3 separation.
Controller 8 sends out control command to electromagnet 12, and electromagnet 12 powers on, and dynamic iron core 12-3 stretches out, in stretching shape
The dynamic iron core 12-3 of state leans with iron core locating part 4, and traction piece is prevented to be detached from from dynamic iron core 12-3, can provide vehicle steady
Fixed reliable tractive force, prevents vehicle from disengaging traction piece in accelerator, and security performance is high.It is defeated by parameter input module 9
Enter the setting speed of vehicle, start vehicle, vehicle original place accelerates, and traction piece towing vehicle prevents forward travel.Speed passes
Sensor 10 detects the actual vehicle speed of vehicle and the actual vehicle speed of vehicle is transferred to controller 8, when the actual vehicle speed of vehicle is more than
When the setting speed of vehicle, controller 8 sends out control command to electromagnet 12, and electromagnet 12 powers off, and dynamic iron core 12-3 retracts, no
It being connected again with the formation of iron core locating part 4, traction piece is detached from time from dynamic iron core 12-3 at this time, and vehicle loses tractive force,
Art skating is carried out, is suitable for vehicle sliding and tests.
As depicted in figs. 1 and 2, in the present embodiment, the traction piece is the bail 6 being sleeved on dynamic iron core 12-3.It is practical
In use, traction piece can also be traction hook.
In the present embodiment, traction rope junction button 7 is provided on the bail 6.In actual use, bail 6 and traction
Junction button 7 of restricting uses pin connection, bail 6 to be fixedly connected with traction rope by traction rope junction button 7.Bail 6, traction rope connect
The quality of buckle 7 and traction rope can be neglected compared with the quality of vehicle, therefore it is automatic significantly to increase vehicle,
Vehicle sliding test result is not interfered with.
In the present embodiment, the casing 12-1 of the electromagnet 12 is fixedly connected by fixed tabletting 5 with bottom plate 1.Actually make
Used time connects casing 12-1 and bottom plate 1 by fixed tabletting 5, and fixed force is big, prevents electromagnet 12 in the tractive force of bail 6
Under fall off from bottom plate 1, improve the mechanical strength of device.
In the present embodiment, mounting hole 2 is provided on the bottom plate 1, the both sides of the bottom plate 1 are both provided with mounting ear 3.It is real
Border is in use, bottom plate 1 is mounted on by mounting hole 2 and mounting ear 3 on testing stand, by testing stand to device offer tractive force.
In the present embodiment, the iron core locating part 4 is laid along the axial direction of the dynamic iron core 12-3.In actual use,
In order to improve the contact area of iron core locating part 4 and dynamic iron core 12-3 to the greatest extent, prevent bail 6 from dynamic iron core 12-3
It is unexpected to slide, position-limiting action is improved, therefore iron core locating part 4 is laid along the axial direction of the dynamic iron core 12-3, is improved
The fitness of iron core locating part 4 and dynamic iron core 12-3.
The above is only the embodiments of the present invention, is not imposed any restrictions to the utility model, every according to this
Utility model technical spirit changes any simple modification, change and equivalent structure made by above example, still falls within
In the protection domain of technical solutions of the utility model.
Claims (6)
1. a kind of vehicle sliding tests draft gear, including electromagnet (12) and the power module for electromagnet (12) power supply
(11), electromagnet (12) includes casing (12-1), cover board (12-2), dynamic iron core (12-3), static iron core (12-4), magnet exciting coil
(12-5) and resetting spring (12-6), it is characterised in that：The casing (12-1) is fixedly mounted on bottom plate (1), the dynamic iron
Set is useful for the traction piece of connection vehicle on core (12-3), is provided on the bottom plate (1) and the dynamic iron core in stretching state
The iron core locating part (4) that (12-3) leans, the electromagnet (12) are connected to controller (8), the input terminal of the controller (8)
It is connected to the velocity sensor (10) of parameter input module (9) and the speed for detecting the vehicle, the power module (11)
Connect with controller (8).
2. a kind of vehicle sliding described in accordance with the claim 1 tests draft gear, it is characterised in that：The traction piece is to be sleeved on
Bail (6) in dynamic iron core (12-3).
3. a kind of vehicle sliding tests draft gear according to claim 2, it is characterised in that：On the bail (6)
It is provided with traction rope junction button (7).
4. a kind of vehicle sliding described in accordance with the claim 1 tests draft gear, it is characterised in that：The electromagnet (12)
Casing (12-1) is fixedly connected by fixed tabletting (5) with bottom plate (1).
5. a kind of vehicle sliding described in accordance with the claim 1 tests draft gear, it is characterised in that：It is set on the bottom plate (1)
It is equipped with mounting hole (2), the both sides of the bottom plate (1) are both provided with mounting ear (3).
6. a kind of vehicle sliding described in accordance with the claim 1 tests draft gear, it is characterised in that：The iron core locating part
(4) it is laid along the axial direction of the dynamic iron core (12-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721654734.7U CN207636308U (en) | 2017-12-02 | 2017-12-02 | A kind of vehicle sliding experiment draft gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721654734.7U CN207636308U (en) | 2017-12-02 | 2017-12-02 | A kind of vehicle sliding experiment draft gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207636308U true CN207636308U (en) | 2018-07-20 |
Family
ID=62855079
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|---|---|---|---|
| CN201721654734.7U Active CN207636308U (en) | 2017-12-02 | 2017-12-02 | A kind of vehicle sliding experiment draft gear |
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| CN (1) | CN207636308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960138A (en) * | 2021-02-03 | 2021-06-15 | 北京航空航天大学 | Dragging system and control method for airplane ground running |
-
2017
- 2017-12-02 CN CN201721654734.7U patent/CN207636308U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960138A (en) * | 2021-02-03 | 2021-06-15 | 北京航空航天大学 | Dragging system and control method for airplane ground running |
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