CN106994903B - A kind of split type self-excitation retarder of combination planetary gear mechanism - Google Patents
A kind of split type self-excitation retarder of combination planetary gear mechanism Download PDFInfo
- Publication number
- CN106994903B CN106994903B CN201710228818.2A CN201710228818A CN106994903B CN 106994903 B CN106994903 B CN 106994903B CN 201710228818 A CN201710228818 A CN 201710228818A CN 106994903 B CN106994903 B CN 106994903B
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- China
- Prior art keywords
- power generator
- planetary gear
- retarding device
- retarder
- transmission shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/24—Electrodynamic brake systems for vehicles in general with additional mechanical or electromagnetic braking
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention discloses a kind of New type detachable self-excitation retarders, specifically include power generator and retarding device and planetary gear mechanism；The gear ring in stator and planetary gear mechanism in power generator is integral, and the planet carrier in planetary gear mechanism is connected with transmission shaft, and the sun gear in planetary gear mechanism is connect with the permanent magnet in split type self-excitation retarder power generator；The electric energy of power generator output is exported by control device to the retarding device in self-excitation retarder, and wherein the rotor outer cylinder in retarding device is connected with input shaft, and the magnet exciting coil in retarding device is fixed on car body.When vehicle braking, self-excitation retarder power generator exports electric energy and powers to retarding device, and retarder generates braking moment.The present invention substantially increases the safety of vehicle driving, can be applied to the auxiliary braking of automobile.
Description
Technical field
The present invention relates to a kind of New type detachable self-excitation retarders, the complemental brake system suitable for commercial vehicle.
Background technique
Come into effect on September 1st, 2012 specified in GB7258 standard that " Dangerous Goods Transport vehicle, gross mass are greater than 12 tons
Lorry should equip retarder or other complemental brake systems ", it is meant that complemental brake system will become 12 tons or more heavy trucks
Standard configuration.More and more auxiliary braking system are installed on medium-sized and heavy goods vehicle and other cars, as current vortex retarder,
Retarder etc..But these retarders require consumption extra power, cause energy loss.Self-excitation retarder has spontaneous
Electricity Functional does not need external power supply, reduces energy loss, but self-excitation retarder output braking moment is small, influences its commercialization and pushes away
Extensively.It causes the radial dimension of structure to increase if self-excitation retarder increases braking moment, causes the difficult arrangement of retarder.It is right
For large-sized truck, the chassis longitudinal ruler modest ability of motivation transfer motion part, it may be considered that whole self-excitation type is arranged apart.Point
The advantages of opening arrangement can increase the radial dimension of power generator, i.e., under identical angle speed conditions, the linear speed of power generation part
Degree increases, and then increases the output power of power generator.Be conducive to retarder simultaneously using space, retarder is arranged.
Auxiliary braking generally is needed in high speed when emergency brake of vehicle, rotating speed of transmission shaft is relatively high at this time, in order to more preferable
Ground starts revolving speed using revolving speed raising, and general self-excitation retarder is placed on behind gearbox.The revolving speed of power generator increases, and mentions
Electric energy, is more exported the safety that vehicle driving can be improved to slow part by high self-excitation retarder output voltage.
Summary of the invention
The purpose of the present invention is to provide a kind of New type detachable self-excitation retarders, realize and provide electricity without external power supply
Stream comes to provide exciting current to magnet exciting coil by self-generating power device, vehicle power supply will not be lost, while can make full use of bottom again
Disk space guarantees that vehicle can provide sufficiently large brake force when high speed is braked, improves the safety of vehicle driving.
In order to solve the above technical problems, the specific technical solution that the present invention uses is as follows:
A kind of New type detachable self-excitation retarder, including power generator and retarding device, it is characterised in that: power generator
It is not an entirety with retarding device but seperated；The power generator include permanent magnet (5), power generator coil (6) and
Planetary gear construction；Retarding device includes the outer rotor (8) and electromagnetic coil (7) composition of retarding device；Power generator and slow
Device is separately fixed on car body, and power generator and retarding device and transmission axis connection；Power generator and planetary gear knot
Structure is integral, and power generator coil is fixed on the gear ring of planetary gear construction；The outer rotor (8) and transmission shaft of retarding device
(1) input terminal is connected by spline, and the electromagnetic coil (7) of retarding device is fixed on the car body.
Planetary gear construction described in power generator includes sun gear (2), planet carrier (3), gear ring (4)；Sun gear (2) with
The planetary gear of planet carrier (3) engages, and the planetary gear of planet carrier (3) is engaged with gear ring (4)；Transmission shaft (1) passes through planetary gear knot
The axle sleeve in electromagnetic coil (7) structure in the axle sleeve and retarding device in sun gear (2) and permanent magnet (5) in structure, transmission
It is connect between axis (1) and the axle sleeve using bearing；Planet carrier (3) in transmission shaft (1) and planetary gear construction passes through spline
It is connected, sun gear (2) is connected with permanent magnet (5), and gear ring (4) is mounted on power generator coil (6), and is fixed on car body
On.The course of work of the invention is as follows:
Transmission shaft (1) rotation drives the planetary gear rotation on planet carrier (3), and planetary gear drives sun gear (2) rotation；Planet
Gear ring (4) in gear structure is connected with power generator coil (6), fixes on the car body.The work of planetary gear construction is former
Reason is equivalent to gear ring and fixes, and planet carrier is as driving wheel, and sun gear is as driven wheel.Row in the planet carrier of planetary gear construction
Star-wheel drives sun gear rotation, and transmission ratio is the transmission ratio less than 1, and revolving speed increases, i.e., the revolving speed of sun gear increases.Due to the sun
Wheel is connected with the permanent magnet (5) of power generator, i.e., the revolving speed of power generator increases, that is, the voltage exported increases.
The outer rotor 8 of retarding device is connect with transmission shaft 1 by spline, and the output voltage of power generator is connected to slow dress
On the electromagnetic coil 7 set, electromagnetic coil 7 generates electromagnetic attraction, and the outer rotor 8 of retarding device generates under the action of electromagnetic attraction
Resistance.
The present invention has beneficial effect.The present invention passes through the raising speed principle of planetary gear construction, by the revolving speed of power generator
It improves, increases the output voltage of power generator, improve output to the voltage of retarding device electromagnetic coil, increase slow system
Kinetic moment improves vehicle driving safety.Power generator and retarding device is arranged apart simultaneously, can in a limited space in
It is arranged.It is an advantage of the invention that can chassis structure it is compact be unfavorable for arrange monoblock type self-excitation retarder in the case where,
Using the mounting arrangements of split type self-excitation retarder, the flexible arrangement of self-excitation retarder is improved；Planet is utilized simultaneously
The raising speed principle of gear structure improves the output energy of power generator, increases the braking moment of self-excitation retarder.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
In figure: 1, transmission shaft；2, sun gear；3, planet carrier；4, gear ring；5, permanent magnet；6, power generator coil；7, electromagnetism
Coil；8, the outer rotor of retarding device.
Specific embodiment
The technical solution to be invented is described in further details with reference to the accompanying drawing.
As shown in Figure 1, the revolving speed of engine output passes to transmission shaft 1 by speed changer, transmission shaft 1 passes through planetary gear
Axis in sun gear 2 in structure and 7 structure of electromagnetic coil in the axle sleeve and retarding device in the permanent magnet 5 of power generator
Set, is connected between transmission shaft 1 and axle sleeve using bearing, and transmission shaft 1 is connected with the planet carrier 3 in planetary gear construction by spline
It connects, the rotation of transmission shaft 1 drives planet carrier 3 to rotate, at this point, the revolving speed of transmission shaft 1 is identical as the revolving speed of planet carrier 3.Planetary gear
Planetary gear in the planet carrier 3 of structure drives sun gear 2 to rotate.Sun gear 2 and power generator in planetary gear construction are forever
Magnet 5 links together, and sun gear 2 and the permanent magnet 5 of power generator rotate together.In power generator coil 6 and planetary gear
Gear ring 4 be connected and fix on the car body, i.e., power generator coil 5 is not rotated with the gear ring 4 in planetary gear.Power generator
Permanent magnet 5 and power generator coil 6 between there are relative motion and generate generating voltage.
The electromagnetic coil 7 of retarding device is fixed on the car body, and transmission shaft 1 passes through the axis in the electromagnetic coil 7 of retarding device
Set is connected between transmission shaft 1 and axle sleeve using bearing.Transmission shaft 1 is connect with the outer rotor 8 of retarding device by spline, transmission
The rotation of axis 1 drives the outer rotor 8 of retarder device to rotate.The generating voltage of power generator and the electromagnetic coil 7 of retarding device are logical
Cross control device control connection.When the electromagnetic coil 7 of output voltage and retarding device that control device disconnects power generator connects
Logical, due to not having electric current to pass through the electromagnetic coil 7 of retarding device, electromagnetic coil 7 does not generate electromagnetic attraction, retarding device at this time
Braking is not generated.
When the connection of the electromagnetic coil 7 of the output voltage and retarding device of control device connection power generator, due to electric current
By the electromagnetic coil 7 of retarding device, electromagnetic coil 7 generates electromagnetic attraction at this time, and retarding device generates braking.When transmission shaft 1
Revolving speed it is faster, the output voltage of power generator is higher, and the suction generated in electromagnetic coil 7 is bigger, retarding device generate
It brakes bigger.
Claims (2)
1. a kind of split type self-excitation retarder of combination planetary gear mechanism, including power generator and retarding device, feature
Be: power generator and retarding device are not an entirety but seperated；The power generator includes permanent magnet (5), power generation
Device coil (6) and planetary gear construction；Retarding device includes the outer rotor (8) and electromagnetic coil (7) composition of retarding device；Hair
Electric installation and retarding device are separately fixed on car body, and power generator and retarding device and transmission axis connection；Power generator
It is integral with planetary gear construction, power generator coil is fixed on the gear ring of planetary gear construction；Outer turn of retarding device
Sub (8) are connected with the input terminal of transmission shaft (1) by spline, and the electromagnetic coil (7) of retarding device is fixed on the car body.
2. a kind of split type self-excitation retarder of combination planetary gear mechanism according to claim 1, it is characterised in that:
Planetary gear construction described in power generator includes sun gear (2), planet carrier (3), gear ring (4)；Sun gear (2) and planet carrier
(3) planetary gear engagement, the planetary gear of planet carrier (3) are engaged with gear ring (4)；Transmission shaft (1) passes through in planetary gear construction
The axle sleeve in electromagnetic coil (7) structure in axle sleeve and retarding device in sun gear (2) and permanent magnet (5), transmission shaft (1) with
It is connected between the axle sleeve using bearing；Transmission shaft (1) is connected with the planet carrier (3) in planetary gear construction by spline,
Sun gear (2) is connected with permanent magnet (5), and gear ring (4) is mounted on power generator coil (6), and fixes on the car body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710228818.2A CN106994903B (en) | 2017-04-10 | 2017-04-10 | A kind of split type self-excitation retarder of combination planetary gear mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710228818.2A CN106994903B (en) | 2017-04-10 | 2017-04-10 | A kind of split type self-excitation retarder of combination planetary gear mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106994903A CN106994903A (en) | 2017-08-01 |
| CN106994903B true CN106994903B (en) | 2019-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710228818.2A Active CN106994903B (en) | 2017-04-10 | 2017-04-10 | A kind of split type self-excitation retarder of combination planetary gear mechanism |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934738A (en) * | 2010-10-25 | 2011-01-05 | 江苏大学 | Double-rotor disc self-excited retarder and control method thereof |
| CN102299608A (en) * | 2011-07-12 | 2011-12-28 | 北京工业大学 | Liquid cooling auto-excitation-type eddy current retarder without electric brush structure |
| CN103057425A (en) * | 2013-01-05 | 2013-04-24 | 北京工业大学 | Electronic control unit for vehicular self-excitation liquid-cooled retarders |
| CN103112358A (en) * | 2013-03-12 | 2013-05-22 | 刘学军 | Energy-saving self-excitation type retarding device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000102239A (en) * | 1998-09-22 | 2000-04-07 | Isuzu Motors Ltd | Eddy current decelerator |
| JP2000287435A (en) * | 1999-03-31 | 2000-10-13 | Isuzu Motors Ltd | Eddy-current decelerator |
-
2017
- 2017-04-10 CN CN201710228818.2A patent/CN106994903B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934738A (en) * | 2010-10-25 | 2011-01-05 | 江苏大学 | Double-rotor disc self-excited retarder and control method thereof |
| CN102299608A (en) * | 2011-07-12 | 2011-12-28 | 北京工业大学 | Liquid cooling auto-excitation-type eddy current retarder without electric brush structure |
| CN103057425A (en) * | 2013-01-05 | 2013-04-24 | 北京工业大学 | Electronic control unit for vehicular self-excitation liquid-cooled retarders |
| CN103112358A (en) * | 2013-03-12 | 2013-05-22 | 刘学军 | Energy-saving self-excitation type retarding device |
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| Publication number | Publication date |
|---|---|
| CN106994903A (en) | 2017-08-01 |
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Effective date of registration: 20201113 Address after: No.2 Yima Road, Guangling Industrial Park, Yangzhou City, Jiangsu Province, 225002 Patentee after: YANGZHOU DONGYUAN AUTO PUMP TECHNOLOGY Co.,Ltd. Address before: 212000 No. 301, Xuefu Road, Zhenjiang, Jiangsu Patentee before: JIANGSU University |
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