CN101083424B - Method and apparatus for connecting straight line motor secondary side conductor and secondary side iron core - Google Patents
Method and apparatus for connecting straight line motor secondary side conductor and secondary side iron core Download PDFInfo
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- CN101083424B CN101083424B CN2007100353677A CN200710035367A CN101083424B CN 101083424 B CN101083424 B CN 101083424B CN 2007100353677 A CN2007100353677 A CN 2007100353677A CN 200710035367 A CN200710035367 A CN 200710035367A CN 101083424 B CN101083424 B CN 101083424B
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- 239000004020 conductor Substances 0.000 title claims abstract description 115
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title abstract description 5
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims 5
- 238000005859 coupling reaction Methods 0.000 claims 5
- 238000005056 compaction Methods 0.000 abstract 2
- 238000007906 compression Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
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- 230000008569 process Effects 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 description 1
- 230000005352 galvanomagnetic phenomena Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention relates to a connection method of the hypo-side conductor of the straight line motor and the hypo-side iron core and its equipment, the hypo-side conductor of the straight line motor and the hypo-side iron core used the external pressure pattern to be fixed fixedly, the hypo-side conductor through the bolt compact installment directly fixed on the hypo-side iron core base from the out surface of the hypo-side conductor. The fix installment of the hypo-side conductor includes the hypo-side conductor, the hypo-side iron core and the base. The hypo-side conductor covers out of the hypo-side iron core. The inter surface of the hypo-side conductor cling with the base of the hypo-side iron core. The outface of the hypo-side conductor press side joint with the compaction bolt installment, and the compaction bolt installment fixed on the base of the hypo-side iron core.
Description
Technical field
The present invention relates to a kind of component structural of motor, the inferior limit conductor structure arrangement that particularly a kind of linear electric motors are secondary.Be mainly used in the traction of railcar motor.
Background technology
The linear electric motors railcar is one of state-of-the-art urban track traffic instrument in the world today, gains the name because of adopting the linear electric machine traction technology.The linear electric motors transmission is to utilize tractive effort or the electric braking force of the thrust of the galvanomagnetic effect generation between linear electric motors and the tablet (secondary) as train, and the adhesion between wheel track is irrelevant, compare with traditional electric rotating machine railcar, the linear electric motors railcar is the railcar of non-adhesion type of drive, have many superior functions such as project cost is low, operation cost is low, noise is low, climbing capacity is strong, curve negotiation ability is strong, maintenance is simple, be adapted at heavy grade, move in many, the baroque zone of urban geology of turning.At present, have only Canada, two countries of Japan to have this technology in the world, a subway line adopted this vehicle surplus the whole world had 10, and nearly 20 years safe and reliable operating experience is arranged.Domesticly take the lead in adopting the railcar of techniques of linear motor on No. four lines of Guangzhou Underground (university city's special line section), to put into effect.It indicates that the development level of China's railcar progressively integrates with international most advanced level.No. four lines of Guangzhou Underground are compared the electric rotating machine of one, two, No. three alignment car, though a tablet that is made of the aluminum steel composite material (the linear electric motors time utmost point) need be set in the middle of track when the linear electric motors of No. four lines are installed more, existing linear electric motors and the secondary spacing of having only 9 millimeters, obviously reduced the height of train, make tunnel diameter shorten to about 2.8 meters from the past 5.4 meters, thereby directly reduced by nearly 1/3 civil engineering cost, later maintenance cost also declines to a great extent.The application prospect of linear electric machine traction technology on rail vehicle is extensive.
Linear electric motors are secondary to have the secondary and stacked linear electric motors of flat linear electric motors secondary according to the version branch.Flat linear electric motors are secondary simple in structure with it, and input cost is low first, use commonplace; The secondary relative plate armature of stacked linear electric motors is complicated, and input cost is flat relatively first wants high.But stacked linear electric motors are secondary to increasing the thrust of linear electric motors, and the transmission efficiency that improves linear electric motors is a kind of long-term energy-conservation effective way, should be the direction of linear electric motors development, good utilization has been arranged abroad, but also be in the experimental stage in China.
The secondary coupling method by inferior limit conductor, inferior limit iron core and upset seat welding or machinery of stacked linear electric motors combines, and its length is greater than 1.25 meters.Domestic and international employed majority is that stacked linear electric motors are secondary at present, and the secondary iron core of stacked linear electric motors laminates into a cuboid by the multi-disc metal material after special process is handled; The shape that inferior limit conductor is made with non-ferrous metal and alloy press forming thereof, its length is with unshakable in one's determination isometric.Linear electric motors time limit conductor mainly adopts inner pressed and riveting type with time fixedly pattern of limit iron core.These two kinds of versions, there is the weakness that is not easy to change in riveting type, and therefore seldom is used; And inner pressed is present maximum a kind of version that adopts both at home and abroad, and this version is that inferior limit conductor is processed into a kind of special shape (seeing accompanying drawing 1), more inferior limit conductor dbus is crossed bolt and is fixed in the seat upward (seeing accompanying drawing 2) of upsetting internally.The inferior limit conductor processing technology complexity of this version, difficulty of processing is big, and install neither be very convenient, and it is very difficult therefore to get up at our domestic application, necessary this is improved.
Summary of the invention
The present invention is intended to overcome existing linear electric motors time limit conductor and time machine-made deficiency of limit iron core, a kind of novel linear motor time limit conductor and time fixing means of limit iron core are provided, these linear electric motors time limit conductor and time fixed form of limit iron core, under the prerequisite that guarantees linear motor performance, it is simpler to have structure, processing and fabricating is convenient, and more saves material, convenience operation.
Purpose of the present invention is achieved by following technical proposals: a kind of line motor time limit conductor and time fixed form of limit iron core, the inferior limit of described linear electric motors conductor fixedly is the outer pressure device that compresses by from inferior limit conductor outside with time limit iron core, adopts the external pressure pattern to fix.Inferior limit conductor is the shape of in-line bending forming band flanging, and inferior limit conductor is directly to be fixed on the seat of upsetting unshakable in one's determination of time limit from the outer surface of inferior limit conductor by the bolt hold down gag.
The fixture structure of External Pressure Type time limit conductor is: the fixture of a kind of limit conductor comprises time limit conductor, inferior limit iron core and the seat of upsetting.Inferior limit conductor is wrapped in outside time limit iron core.Inferior limit conductor is the shape of in-line bending forming band flanging.Inferior limit conductor has the inferior limit conductor wrapping portion of a parcel time limit iron core, and the interior shape of inferior limit conductor wrapping portion adapts with time external shape of limit iron core, and the flanging of in-line is all arranged on the both sides of inferior limit conductor wrapping portion, and installing hole is arranged in flanging; The inner face of inferior limit conductor flanging is close together with time rammer seat of limit iron core, and the outside of inferior limit conductor flanging and bolt hold down gag connect, and is fixed on time rammer seat of limit iron core by the bolt hold down gag.The bolt hold down gag is that hold-down bolt and safety guard and anti-rotation pad are combined to form, and the head of hold-down bolt is "T"-shaped structure, is provided with the safety guard that prevents the set bolt loose or dislocation in compressing time bolt hold down gag of limit conductor.Safety guard is isometric with time limit conductor, its cross section is the open-type loop configuration, safety guard and conductor contact-making surface are opened groove, apparatus is made with the shape of certain intensity, the inclined-plane in cross section is similar to time limit cross-sectional area of conductor hypotenuse, not only guaranteed to compress reliably, also had the fail safe equal simultaneously with inner pressed.The anti-rotation pad that prevents that bolt from rotating is arranged between the head of hold-down bolt and safety guard.It is to compress the anti-rotation pad by hold-down bolt that the bolt hold down gag compresses time limit conductor, compresses safety guard by the anti-rotation pad again, compresses time limit conductor by safety guard again.
During the work of external-compression type hold down gag, fit in the inclined-plane of safety guard and conductor inclined-plane, and conductor is subjected to the masterpiece time spent vertically upward that lifting surface area is increased, and compresses and becomes reliable; If external-compression type is removed safety guard; also can realize compressing; but just in case there is the loosening then bolt end face of a screw just might exceed the conductor end face; become a kind of potential safety hazard; the safety guard and the conductor of external-compression type hold down gag are isometric; if there are indivedual screws loosening, can protect by safety guard, eliminated this potential safety hazard.
Major advantage of the present invention is: change inferior limit conductor and time connecting mode of limit iron core into external-compression type by inner pressed, can guarantee under time performance prerequisite of limit conductor, improvement to the planform property simplified of inferior limit conductor, change inferior limit conductor into a simple word flanging shape, so just greatly reduce the difficulty of processing of time limit conductor, can adopt easy processing and fabricating mode such as the whole punch process moulding of section bar to make time limit conductor.Changing inferior limit conductor into external-compression type with time connecting mode of limit iron core by inner pressed in addition can also make installation become more simple, directly compress, set up protective cover again and just can reach the effect that the inferior limit of inner pressed control conductor hold-down bolt comes off equally from the outside.But external-compression type time limit conductor fixed structure makes secondary total coating process simple, easy to operate, and every meter consumptive material of equal service condition limit conductor next time lacks about 18%, and production cost is lower.
Description of drawings
Fig. 1 is an inner pressed time limit conductor structure schematic diagram;
Fig. 2 is the mounting structure schematic diagram of inner pressed time limit conductor;
Fig. 3 is the stacked linear electric motors secondary structure of external-compression type of the present invention figure;
Fig. 4 is the stacked linear electric motors secondary structure ability of external-compression type of the present invention end view;
Fig. 5 is external-compression type of the present invention time limit conductor structure figure;
Fig. 6 is the local enlarged diagram of the outer pressure device of the present invention;
Fig. 7 is the outer pressure device safety guard structural representation of the present invention;
Fig. 8 is the outer pressure device anti-turning pad chip architecture schematic diagram of the present invention.
Embodiment
Accompanying drawing has provided a kind of structural representation of the present invention, and the invention will be further described below in conjunction with accompanying drawing.
A kind of line motor time limit conductor and time connecting mode of limit iron core, the inferior limit of described linear electric motors conductor fixedly is the outer pressure device that compresses by from inferior limit conductor outside with time limit iron core, adopts the external pressure pattern to fix.Inferior limit conductor is the shape of in-line bending forming band flanging, and inferior limit conductor is directly to be fixed on the seat of upsetting unshakable in one's determination of time limit from the outer surface of inferior limit conductor by the bolt hold down gag.
The fixture structure of External Pressure Type time limit conductor is: the fixture of a kind of limit conductor comprises time limit conductor 1, inferior limit unshakable in one's determination 2 and the seat 3 of upsetting.Inferior limit conductor 1 is wrapped in outside time limit iron core 2.Inferior limit conductor 1 is the shape of in-line bending forming band flanging.Inferior limit conductor 1 has the inferior limit conductor wrapping portion of a parcel time limit iron core 2, the interior shape of inferior limit conductor wrapping portion adapts with time external shape of limit iron core, the flanging 4 of in-line is all arranged on the both sides of inferior limit conductor wrapping portion, installing hole 10 is arranged in flanging 4; The inner face of inferior limit conductor flanging 4 is close together with time rammer seat 3 of limit iron core, and the outside of inferior limit conductor flanging 4 and bolt hold down gag 5 connect, and are fixed on time rammer seat 3 of limit iron core by bolt hold down gag 5.Bolt hold down gag 5 is combined to form for hold-down bolt 6 and safety guard 7 and anti-rotation pad 8, and the head of hold-down bolt 6 is "T"-shaped structure, is provided with the safety guard 7 that prevents the set bolt loose or dislocation in compressing time bolt hold down gag 5 of limit conductor.Safety guard 7 is isometric with time limit conductor, its cross section is the open-type loop configuration, safety guard 7 is opened groove 11 with time limit conductor contact-making surface, apparatus is made with the shape of certain intensity, the inclined-plane 9 in cross section is similar to time limit conductor 1 cross section hypotenuse, not only guaranteed to compress reliably, also had the fail safe equal simultaneously with inner pressed.The anti-rotation pad 8 that prevents that bolt from rotating is arranged between the head of hold-down bolt 6 and safety guard.It is to compress anti-rotation pad 8 by hold-down bolt 6 that bolt hold down gag 5 compresses time limit conductor 1, compresses safety guard 7 by anti-rotation pad 8 again, presses 7 tight limit conductors 1 by safety guard again.
During the work of external-compression type hold down gag, fit in the inclined-plane of safety guard and conductor inclined-plane, and conductor is subjected to the masterpiece time spent vertically upward that lifting surface area is increased, and compresses and becomes reliable; If external-compression type is removed safety guard, also can realize compressing, but, become a kind of potential safety hazard just in case there is the loosening then bolt end face of a screw just might exceed the conductor end face.But the safety guard and the conductor of external-compression type hold down gag are isometric, if there are indivedual screws loosening, can be protected by safety guard, have eliminated this potential safety hazard.
Claims (6)
1. linear electric motors time limit conductor and time coupling method of limit iron core, it is characterized in that: described linear electric motors time limit conductor fixedly is the outer pressure device that compresses by from inferior limit conductor outside with time limit iron core, adopts the external pressure pattern fixing; Described external pressure pattern is meant that fixedly time limit conductor is the shape of in-line bending forming band flanging, and inferior limit conductor is directly to be fixed on the seat of upsetting unshakable in one's determination of time limit from the outer surface of inferior limit conductor by the bolt hold down gag.
2. linear electric motors as claimed in claim 1 time limit conductor and time coupling method of limit iron core, it is characterized in that: it is to compress the anti-rotation pad by hold-down bolt that described bolt hold down gag compresses time limit conductor, compress safety guard by the anti-rotation pad again, compress time limit conductor by safety guard again.
3. realize the described linear electric motors of claim 1 time limit conductor and time linear electric motors of the coupling method of limit iron core time limit conductor and time coupling arrangement of limit iron core for one kind, comprise time limit conductor, inferior limit iron core and the seat of upsetting, inferior limit conductor is wrapped in outside time limit iron core, and it is characterized in that: described limit conductor is the shape of in-line bending forming band flanging; Inferior limit conductor has the inferior limit conductor wrapping portion of a parcel time limit iron core, and the interior shape of inferior limit conductor wrapping portion adapts with time external shape of limit iron core, and the flanging of in-line is all arranged on the both sides of inferior limit conductor wrapping portion; The inner face of inferior limit conductor flanging is close together with time rammer seat of limit iron core, and the outside of inferior limit conductor flanging and bolt hold down gag connect, and is fixed on time rammer seat of limit iron core by the bolt hold down gag.
4. linear electric motors as claimed in claim 3 time limit conductor and time coupling arrangement of limit iron core is characterized in that: in described the limit conductor flanging installing hole is arranged.
5. linear electric motors as claimed in claim 3 time limit conductor and time coupling arrangement of limit iron core, it is characterized in that: described bolt hold down gag is that hold-down bolt and safety guard and anti-rotation pad are combined to form, the head of hold-down bolt is "T"-shaped structure, is provided with the safety guard that prevents the coupling bolt loose or dislocation in compressing time bolt hold down gag of limit conductor; The anti-rotation pad that prevents that bolt from rotating is arranged between the head of hold-down bolt and safety guard.
6. linear electric motors as claimed in claim 5 time limit conductor and time coupling arrangement of limit iron core, it is characterized in that: described safety guard is isometric with time limit conductor, the safety guard cross section is the open-type loop configuration, and safety guard and conductor contact-making surface are opened groove, and apparatus is made with the shape of certain intensity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100353677A CN101083424B (en) | 2007-07-16 | 2007-07-16 | Method and apparatus for connecting straight line motor secondary side conductor and secondary side iron core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100353677A CN101083424B (en) | 2007-07-16 | 2007-07-16 | Method and apparatus for connecting straight line motor secondary side conductor and secondary side iron core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101083424A CN101083424A (en) | 2007-12-05 |
| CN101083424B true CN101083424B (en) | 2010-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100353677A Active CN101083424B (en) | 2007-07-16 | 2007-07-16 | Method and apparatus for connecting straight line motor secondary side conductor and secondary side iron core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101083424B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2530390Y (en) * | 2002-03-18 | 2003-01-08 | 哈尔滨泰富实业有限公司 | Flat three-phase linear induction motor |
| CN2704155Y (en) * | 2004-04-04 | 2005-06-08 | 梁添垣 | Linear electric motor |
-
2007
- 2007-07-16 CN CN2007100353677A patent/CN101083424B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2530390Y (en) * | 2002-03-18 | 2003-01-08 | 哈尔滨泰富实业有限公司 | Flat three-phase linear induction motor |
| CN2704155Y (en) * | 2004-04-04 | 2005-06-08 | 梁添垣 | Linear electric motor |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2003-116259A 2003.04.18 |
| JP特开2005-312228A 2005.11.04 |
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| CN101083424A (en) | 2007-12-05 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CSR ZHUZOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE Free format text: FORMER NAME: ZHUZHOU INST. OF POWER LOCOMOTIVE, CHINA NANCHE GROUP |
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| CP01 | Change in the name or title of a patent holder |
Address after: 412007 Hunan Province, Zhuzhou Shifeng District Tian Xin North Gate Patentee after: CSR ZHUZHOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE Co.,Ltd. Address before: 412007 Hunan Province, Zhuzhou Shifeng District Tian Xin North Gate Patentee before: CSR Zhuzhou Electric Locomotive Research Institute |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20071205 Assignee: ZHUZHOU CSR ELECTROMECHANICAL TECHNOLOGY CO.,LTD. Assignor: CSR ZHUZHOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE Co.,Ltd. Contract record no.: 2013430000090 Denomination of invention: Method and apparatus for connecting straight line motor secondary side conductor and secondary side iron core Granted publication date: 20101229 License type: Exclusive License Record date: 20130620 |
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| CI01 | Publication of corrected invention patent application |
Correction item: Patentee Correct: Zhuzhou Inst. of Power Locomotive, China Nanche Group|412007 Hunan Province, Zhuzhou Shifeng District Tian Xin North Gate False: CSR Zhuzou Electric Locomotive Research Institute Co., Ltd.|412007 Hunan Province, Zhuzhou Shifeng District Tian Xin North Gate Number: 15 Volume: 29 |
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Free format text: CORRECT: PATENTEE; FROM: CSR ZHUZOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE CO., LTD.:412007 ZHUZHOU, HUNAN PROVINCE TO: ZHUZHOU INST. OF POWER LOCOMOTIVE, CHINA NANCHE GROUP:412007 ZHUZHOU, HUNAN PROVINCE |
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| C56 | Change in the name or address of the patentee |
Owner name: CSR ZHUZOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE Free format text: FORMER NAME: ZHUZHOU INST. OF POWER LOCOMOTIVE, CHINA NANCHE GROUP |
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Address after: The age of 412001 in Hunan Province, Zhuzhou Shifeng District Road No. 169 Patentee after: CSR ZHUZHOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE Co.,Ltd. Address before: 412007 Hunan Province, Zhuzhou Shifeng District Tian Xin North Gate Patentee before: CSR Zhuzhou Electric Locomotive Research Institute |