CN2851003Y - Central electric eddy speed damper - Google Patents
Central electric eddy speed damper Download PDFInfo
- Publication number
- CN2851003Y CN2851003Y CN 200520068140 CN200520068140U CN2851003Y CN 2851003 Y CN2851003 Y CN 2851003Y CN 200520068140 CN200520068140 CN 200520068140 CN 200520068140 U CN200520068140 U CN 200520068140U CN 2851003 Y CN2851003 Y CN 2851003Y
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- CN
- China
- Prior art keywords
- stator
- current vortex
- fixed body
- stator casing
- vortex retarder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The utility model relates to a central eddy current retarder which makes use of electrical energy to produce resistance moment for the auxiliary braking of a motor vehicle. The central eddy current retarder is composed of a fixed body which is connected with a vehicle frame, and a rotating body which rotates relatively to the fixed body, wherein the fixed body is composed of a front and a back stator casings which are parallelly arranged, excitation coils which are arranged in peripheral distribution between the two stator casings, an iron core which is inlaid in the middle of the excitation coils, front and back magnetic yokes which are respectively in tightly connection with the two stator casings at both sides of the iron core, a bearing base which vertically penetrates through the circle centers of the two stator casings, and a bearing outer ring; the rotating body is composed of an intermediate shaft which is respectively sheathed on two bearing inner rings in the bearing base, flanges which are in splined connection at both ends of the intermediate shaft, a front and a back rotating disks which are respectively connected with the flanges at both ends and respectively abutted on the front and the back magnetic yokes, the bearing inner rings, and pressing plates which are respectively buckled with the intermediate shaft; a wiring device is arranged on the front stator casing.
Description
Technical field
The utility model relates to a kind of device that utilizes electric energy to produce resisting moment, particularly relates to a kind of mid-current vortex retarder that is used for the power actuated vehicle auxiliary braking.
Background technology
See also shown in Figure 1, at present, be installed between two transmission shafts current vortex retarder in the prior art as auxiliary braking, generally be on a stator skeleton that is cast with bearing seat, to connect 8 long iron cores, expose iron core 14 parts on stator skeleton 11 both sides and be with excitation coil 13, the tapped bore by stator skeleton 11 both sides connects to ground.Because stator skeleton 11 and bearing seat cast solid are very high to the manufacturing and the processing technology requirement of stator skeleton 11, and the packaging technology of current vortex retarder assembly self is had relatively high expectations.Simultaneously because excitation coil 13 all will be installed in stator skeleton 11 both sides, cause the retarder total weight very big, the brake efficiency of current vortex retarder unit weight is not high, and self assembling and assembly entrucking are all inconvenient.
The utility model content
The purpose of this utility model is to overcome weak point of the prior art and provide a kind of to part manufacturing process is less demanding relatively, cost is low, in light weight, mid-current vortex retarder that brake efficiency is high and easy for installation.
The purpose of this utility model can reach by following measure:
This driving controller of electric eddy current brake, comprise that sheathed and transmission shaft former car transmission system are by being sleeved on the two beads institute bonded assembly current vortex retarder at tween drive shaft two ends in the fixed support that is fixed on the carriage frame and this fixed mount, its special character is: current vortex retarder is formed by the fixed body that connects to ground and with respect to the swivel of described fixed body rotation; Described fixed body by two set preceding stator casings that be arranged in parallel and back stator casing, between two stator casings, be provided with some groups along the excitation coil of its circle distribution and the middle iron core of inlaying thereof, iron core both sides respectively with the closely connected bonded assembly of two stator casings before yoke form with vertical bearing seat that wears in the position, the center of circle of rear magnetic yoke, two stator casings and outside race; Described swivel is by the tween drive shaft that is set in two bearings inner ring in the bearing seat, the tween drive shaft two ends adopt spline bonded assembly bead, respectively back rotating disk, the bearing inner ring of the preceding rotating disk of yoke and rear magnetic yoke with the two ends flange connection and before being adjacent to respectively, form with the pressing plate of tween drive shaft snapping respectively.
The purpose of this utility model can also reach by following measure:
Described excitation coil and inlay wherein core assembly adds up to even number spare.
Be installed with termination on the stator casing before described.
Stator casing and back stator casing before described fixed body is provided with, wherein a stator casing adopts screw thread to captive joint with bearing seat, and another stator casing and bearing seat adopt floating support.
The utility model compared with prior art has following advantage:
1. because bearing seat and stator casing are two parts, process respectively, the fabrication properties of part improves greatly.
2. because core length reduces, the excitation coil number reduces, make the gross weight of current vortex retarder alleviate, brake efficiency improves greatly, and assembling and entrucking are convenient.
3. the gap between the gap between preceding rotating disk and the preceding yoke, back rotating disk and the rear magnetic yoke can guarantee in design size through adjusting.
4. mid-speed buffer structure compactness, and the fabrication properties of each component part of retarder is better, because core length reduces, the excitation coil number reduces, makes the gross weight of current vortex retarder alleviate simultaneously, and brake efficiency improves greatly, and assembling and entrucking are convenient.
Description of drawings
Fig. 1 is the assembling scheme drawing of known mid-current vortex retarder.
Fig. 2 is the assembling scheme drawing of the mid-current vortex retarder of the utility model.
Fig. 3 is the right TV structure scheme drawing of Fig. 2.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
See also Fig. 2, Fig. 3, the mid-current vortex retarder that this is installed between two transmission shafts comprises that sheathed and transmission shaft former car transmission system are by being sleeved on the two beads institute bonded assembly current vortex retarder at tween drive shaft two ends in the fixed support (not shown) that is fixed on the carriage frame and this fixed mount.Described current vortex retarder is by forming with vehicle frame (not shown) bonded assembly fixed body 1 and with respect to the swivel 2 of described fixed body 2 rotations; Described fixed body 1 is by two preceding stator casings 11 that be arranged in parallel and back stator casing 12, between preceding stator casing 11 and back stator casing 12, be provided with excitation coil 13 and the middle iron core of inlaying 14 thereof along its circle distribution, by hexagon socket cap head screw 141 with iron core 14 both sides respectively with preceding stator casing 11 and back stator casing 12 closely connected bonded assemblys before yoke 15 and rear magnetic yoke 16, the outside race 32 that two cone bearings 3 are installed in the bearing seat 31 that the position, the center of circle of preceding stator casing 11 and back stator casing 12 vertically wears is formed.Wherein preceding stator casing 11 adopts screw thread to captive joint with bearing seat 31, and back stator casing 12 adopts floating support with bearing seat 31.On the stator casing 11, rear magnetic yoke 16 was fixed on the stator casing 12 of back by hexagon socket countersunk flat cap head screw 161 before preceding yoke 15 was fixed on by hexagon socket countersunk flat cap head screw 151, described back stator casing 12 endoporus and bearing seat 31 peripheral formation free-running fits.Bearing seat 31 is connected with preceding stator casing 11 by screw 311.Described swivel 2 is by the tween drive shaft 21 that is set in two cone bearing inner rings 33 in the bearing seat 31, tween drive shaft 21 two ends adopt spline 22 bonded assembly beads 23, respectively is connected with two ends bead 23 be adjacent to before yoke 15 preceding rotating disk 24, the back rotating disk 25 that is adjacent to rear magnetic yoke 16, two cone bearing inner rings 33, respectively with pressing plate 26 compositions of tween drive shaft 21 snappings.Described excitation coil 13 and inlay wherein iron core 14 assemblies adds up to even number spare.Be installed with junction block assembly 4 on the stator casing 11 before described.Be installed with oil pipe assembly 5 between stator casing 11 and the bearing seat 31 before described.Rotating disk 24 and back rotating disk 25 are fixing with two ends bead 23 respectively before described, and respectively by screw 241, screw 251 and pressing plate 26 with tween drive shaft 9, two cone bearings 3 inner rings 32, two beads 23 and before rotating disk 24, back rotating disk 25 be fixed into the rotating part of current vortex retarder.The working power of described excitation coil 13 is directly supplied with by the power equipment supply (not shown).
Use is as follows: in the process that vehicle is advanced, swivel 2 links together with transmission shaft and rotates with transmission shaft, leaves very little air gap between fixed body 1 and the swivel 2.When the needs glancing impact, controller gives excitation coil 13 energisings according to the situation of driver instruction effect stretcher switch or hand switch, and excitation coil 13 produces alternating magnetic field, and rotor is cutting magnetic line in rotary course, produces current vortex in inside.The magnetic field interaction that magnetic field that current vortex produces and excitation coil 13 produce produces the moment with the transmission shaft direction of rotation, fully consumes vehicle energy, plays the effect of deceleration; The a large amount of heats that produce are taken away by air.
The above only is the preferred embodiment of the utility model patent, and all equalizations of being done according to the utility model patent claimed range change and modify, and all should belong to the covering scope of the utility model Patent right requirement.
Claims (4)
1, a kind of mid-current vortex retarder that is installed between two transmission shafts, comprise that sheathed and transmission shaft former car transmission system are by being sleeved on the two beads institute bonded assembly current vortex retarder at tween drive shaft two ends in the fixed support that is fixed on the carriage frame and this fixed mount, it is characterized in that: current vortex retarder is formed by the fixed body that connects to ground and with respect to the swivel of described fixed body rotation; Described fixed body by two set preceding stator casings that be arranged in parallel and back stator casing, between two stator casings, be provided with some groups along the excitation coil of its circle distribution and the middle iron core of inlaying thereof, iron core both sides respectively with the closely connected bonded assembly of two stator casings before yoke form with vertical bearing seat that wears in the position, the center of circle of rear magnetic yoke, two stator casings and outside race; Described swivel is by the tween drive shaft that is set in two bearings inner ring in the bearing seat, the tween drive shaft two ends adopt spline bonded assembly bead, respectively back rotating disk, the bearing inner ring of the preceding rotating disk of yoke and rear magnetic yoke with the two ends flange connection and before being adjacent to respectively, form with the pressing plate of tween drive shaft snapping respectively.
2, mid-current vortex retarder according to claim 1 is characterized in that: described excitation coil and inlay wherein core assembly adds up to even number spare.
3, mid-current vortex retarder according to claim 1 is characterized in that: be installed with termination on the stator casing before described.
4, mid-current vortex retarder according to claim 1, it is characterized in that: stator casing and back stator casing before described fixed body is provided with, wherein a stator casing adopts screw thread to captive joint with bearing seat, and another stator casing and bearing seat adopt floating support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520068140 CN2851003Y (en) | 2005-11-30 | 2005-11-30 | Central electric eddy speed damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520068140 CN2851003Y (en) | 2005-11-30 | 2005-11-30 | Central electric eddy speed damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2851003Y true CN2851003Y (en) | 2006-12-27 |
Family
ID=37584967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520068140 Expired - Lifetime CN2851003Y (en) | 2005-11-30 | 2005-11-30 | Central electric eddy speed damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2851003Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807329A (en) * | 2014-02-27 | 2014-05-21 | 福州大学 | Eddy current retarder device based on magnetorheological effect |
| CN109039008A (en) * | 2018-08-15 | 2018-12-18 | 大连交通大学 | Automatically controlled Wound-rotor type vehicle magnetic brake |
| CN109639098A (en) * | 2019-01-30 | 2019-04-16 | 江苏兰菱机电科技有限公司 | Ultrahigh speed electric eddy current brake |
| CN109802538A (en) * | 2019-01-23 | 2019-05-24 | 凯迈(洛阳)机电有限公司 | A kind of central electric eddy speed damper structure of aluminium skeleton |
-
2005
- 2005-11-30 CN CN 200520068140 patent/CN2851003Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807329A (en) * | 2014-02-27 | 2014-05-21 | 福州大学 | Eddy current retarder device based on magnetorheological effect |
| CN103807329B (en) * | 2014-02-27 | 2016-05-04 | 福州大学 | A kind of electric vortex buffering apparatus based on magnetic rheology effect |
| CN109039008A (en) * | 2018-08-15 | 2018-12-18 | 大连交通大学 | Automatically controlled Wound-rotor type vehicle magnetic brake |
| CN109802538A (en) * | 2019-01-23 | 2019-05-24 | 凯迈(洛阳)机电有限公司 | A kind of central electric eddy speed damper structure of aluminium skeleton |
| CN109639098A (en) * | 2019-01-30 | 2019-04-16 | 江苏兰菱机电科技有限公司 | Ultrahigh speed electric eddy current brake |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN TERCA TECHNOLOGY CO.,LTD. Free format text: FORMER NAME OR ADDRESS: TE ERJIA TRANSPORTATION SCIENCE +. TECHNOLOGY CO., LTD., SHENZHEN |
|
| CP03 | Change of name, title or address |
Address after: 518000, Baisha building, Shahe West Road, Nanshan District, Guangdong, Shenzhen 406, China Patentee after: Teerjia Science-Technology Co., Ltd., Shenzhen Address before: 518048, Shenzhen, Guangdong, Baoan District province Longhua cloth Road, Silicon Valley power clear lake garden, A9 building Patentee before: Te'erjia Transportation Science &. Technology Co., Ltd., Shenzhen |
|
| CX01 | Expiry of patent term |
Granted publication date: 20061227 |
|
| EXPY | Termination of patent right or utility model |