CN201869000U - Winding motor capable of running safely and stably - Google Patents
Winding motor capable of running safely and stably Download PDFInfo
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- CN201869000U CN201869000U CN2010206439876U CN201020643987U CN201869000U CN 201869000 U CN201869000 U CN 201869000U CN 2010206439876 U CN2010206439876 U CN 2010206439876U CN 201020643987 U CN201020643987 U CN 201020643987U CN 201869000 U CN201869000 U CN 201869000U
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Abstract
A winding motor capable of running safely and stably solves the problems that for the existing high revolving-speed winding motor, the oscillation of the motor is large, the binding strength of a lead winding a rotor end is bad, the manufacturing process of a rotor and a lead wire of a slip ring is complicated, the coil outgoing of the motor is difficult to realize, and the like. The winding motor comprises a base, a revolving shaft, a rotor and a rotor drawing-out device, wherein the revolving shaft is assembled on the base by an end cover and a bearing seat, and the rotor and the rotor drawing-out device are fixed on the revolving shaft. The technical key points of the winding rotor are as follows: by adopting rectangular reinforcing ribs and angle-iron reinforcing ribs which pass through the length in axial direction, the frame-type oscillation base with an integral structure is formed by a base body, an end plate, a rib plate and a shield plate which wraps the periphery of the base; by adopting the enhanced end cover which is provided with a reinforcing rib at the side surface of an end cover body, a guard ring fixing device is arranged at the periphery of a weftless tape at the end part of a coil of the rotor; and the rotor drawing-out device is provided with a section type lead wire and a conducting rod. The winding motor is reasonable in structure design and simple in manufacturing process, is capable of dramatically reducing the mechanical oscillation of the motor and improving the oscillation reduction effect of the motor, and can not only guarantee the safe and reliable running of the motor, but also improve the attractiveness of the overall appearance of the motor.
Description
Technical field
The utility model relates to a kind of novel winding motor, particularly a kind of coiling electric motor that is applicable to the safe and stable operation of high rotating speed (1500-2250r/min).
Background technology
In recent years, along with country strengthens input to infrastructure construction, the relevant industries particularly development speed of cement industry are more and more faster.Wound motor is because starting performance is good, so become the ideal power of cement machinery.Country is to the exploitation of new forms of energy, makes the fast development of wind power generation industry.Therefore, the demand of winding-type double-fed generator also significantly improves.Along with power of motor constantly increases, problems such as the vibration of coiling electric motor and rotor leading wire become the key issue of motor safety operation, and its reliability is the main performance index that can motor normally move.Existing coiling electric motor exists some drawbacks, there be not the insecure of latitude band fastening structure as motor-spin-coil, electric machine stand, end cap rigidity are poor, influence effectiveness in vibration suppression etc., cause the coefficient of safety of said structure low, often have or not latitude band disrepair phenomenon to take place, electric machine stand and end cap be poor rigidity when high-speed cruising, easily produces vibration; Rotor leading-out wire is at the inner skewness of motor circular hole, and the structure of lead-out wire causes rotor assembling difficulty; These drawbacks make the motor of high-speed cruising can't operate as normal sometimes.Also caused the loss that is difficult to retrieve to the user.China Patent No. is 200820237701.7 " a kind of wound motor ", built-in slip ring and rotor leading wire structure are disclosed, though it has solved the high problem of built-in slip ring failure rate, but still there is motor defective such as easy deformation when high rotating speed lower rotor part lead-in wire can't guarantee safe and reliable operation, rotor tip in high rotating speed operation in it, has to be overcome.
The utility model content
The purpose of this utility model provides a kind of coiling electric motor of safe and stable operation, it has solved existing high rotating speed coiling electric motor vibration greatly, around the sub-end measure lead-in wire colligation intensity difference that rotates, rotor and slip ring lead wire manufacturing process complexity, problems such as outlet difficulty, it is compared with existing like product, reasonable in design, and manufacturing process is simple, mechanical oscillation have been reduced significantly, improve effectiveness in vibration suppression, not only guaranteed the motor safety reliability service, and increased the overall appearance aesthetic feeling.
The technical scheme that the utility model adopted is: the coiling electric motor of this safe and stable operation comprises support, be fixed on the stator on the support, be assembled in rotating shaft on the support by end cap and bearing pedestal, be fixed on rotor and rotor ejector above the rotating shaft, its technical essential is: described support adopts by axial elongated rectangle reinforcement and angle stiffener, with the end plate at machine base body and two ends and middle gusset and be coated on the integrally-built vibration damping support of frame-type that the cover plate of periphery is formed, described end cap adopts the enhancement mode end cap that the reinforcement of the change natural mode shape that distributes symmetrically and evenly is set in the side of end cap body, no latitude band periphery at the end winding of described rotor is provided with the protective ring fixture, and described rotor ejector adopts lobe formula lead-in wire and has the conducting rod of insulating sheath.
The axial elongated described rectangle reinforcement of described vibration damping support has 6 at least, and described angle stiffener has 2 at least.
Be arranged on the protective ring fixture of the end winding of described rotor, comprise and be exposed at outside end winding unshakable in one's determination, be strapped in the outer field no latitude band of described end winding and tie up the no latitude rope that described no latitude takes up the beginning position, fixedly connected at the protective ring that described no latitude band periphery is provided with by the support ring on the described iron core.
Described rotor ejector, comprise the lead wire that is connected with slip ring, described lead wire comprises lobe formula lead-in wire that the distinguish copper rod of employing insulating barrier separation is made and the conducting rod that has insulating sheath, the distinguish copper rod at the rotating shaft center that is arranged in one end of described conducting rod and the described lobe formula lead-in wire is fixedlyed connected, and another of bar has the insulating case end and be connected with slip ring.
Advantage and the good effect that the utlity model has are: since the utility model produce will influence the motor high-speed cruising time vibrate and influence safe operation destabilizing factor, adopted the integrally-built vibration damping support of frame-type respectively, the enhancement mode end cap, no latitude band periphery in the rotor coil end is provided with protective ring fixture and employing lobe formula lead-in wire and has the rotor ejector of the conducting rod formation of insulating sheath, so can fundamentally improve rotor lead-in wire assembly problem, the vibration in motor when operation is obviously alleviated, for the normal operation of motor provides good assurance.It has solved existing high rotating speed coiling electric motor vibration greatly, around the sub-end measure lead-in wire colligation intensity difference that rotates, rotor and slip ring lead wire manufacturing process complexity, problems such as outlet difficulty.Practice examining proves, because of adopting the reasonable in design of said structure, the simple coiling electric motor of manufacturing process, the intact regulation of making to meet national standard of the vibration values of motor itself, so it is compared with existing like product, has reduced mechanical oscillation significantly, has improved effectiveness in vibration suppression, not only guarantee the motor safety reliability service, and increase the overall appearance aesthetic feeling.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is a kind of concrete structure schematic diagram of the present utility model.
Fig. 2 is a kind of structural representation of the enhancement mode end cap among Fig. 1.
Fig. 3 is the end view of Fig. 2.
Fig. 4 is a kind of structural representation of the rotor coil end fixture among Fig. 1.
Fig. 5 is a kind of structural representation of the vibration damping support among Fig. 1.
Fig. 6 is the cutaway view of Fig. 5 along the A-A line.
Fig. 7 is a kind of structural representation of the rotor ejector among Fig. 1.
Fig. 8 is the cutaway view of Fig. 7 along the B-B line.
Sequence number explanation among the figure: 1 rotating shaft, 2 bearing pedestals, 3 enhancement mode end caps, 4 protective ring fixtures, 5 rotors, 6 vibration damping supports, 7 rotor ejectors, 8 slip rings, 9 end cap bodies, 10 reinforcements, 11 iron cores, 12 end windings, 13 no latitude bands, 14 no latitude ropes, 15 protective rings, 16 support rings, 17 machine base body, 18 end plates, 19 cover plates, 20 gussets, 21 rectangle reinforcements, 22 angle stiffeners, 23 conducting rods, 24 insulating sheaths, 25 distinguish copper rods, 26 insulating barriers.
Embodiment
Describe concrete structure of the present utility model in detail according to Fig. 1～8.The coiling electric motor of this safe and stable operation comprises vibration damping support 6, is fixed on the stator on the vibration damping support 6, is assembled in rotating shaft 1 on the vibration damping support 6, is fixed on parts such as rotor 5 above the rotating shaft 1 and rotor ejector 7 by enhancement mode end cap 3 and bearing pedestal 2.The electric current of rotor 5 inductions leads to slip ring 8 through rotor ejector 7 safety, and slip ring 8 is installed in the outside rotating shaft 1 of motor.Wherein vibration damping support 6 adopts by axial elongated rectangle reinforcement 21 and angle stiffener 22, with the end plate 18 at machine base body 17 and two ends and middle gusset 20 and be coated on the frame-type overall structure that the cover plate 18 of periphery is formed.Enhancement mode end cap 3 adopts the Enhanced Configuration that the reinforcement 10 of the change natural mode shape that distributes symmetrically and evenly is set in the side of end cap body 9.No latitude band 13 peripheries at the end winding 12 of rotor 5 are provided with protective ring fixture 4.Rotor ejector 7 adopts lobe formula lead-in wire and has the conducting rod 23 of insulating sheath 23.In order to increase the cross sectional moment of inertia of this vibration damping support 6, play damping effect better, axial elongated rectangle reinforcement 21 will be distributed in the weakness of vibration damping support 6 carryings, the axial elongated rectangle reinforcement 21 of vibration damping support 6 has 6 at least, and two elongated angle stiffeners 22 of going up the place, angle that are arranged on vibration damping support 6 have 2 at least.
Be arranged on the protective ring fixture 4 of the end winding 12 of rotor 5, comprise the end winding 12 that is exposed at 11 outsides unshakable in one's determination, the no latitude rope 14 that is strapped in end winding 12 outer field no latitude bands 13 and ties up no latitude band 13 original positions, fixedly connected at the protective ring 15 that no latitude band 13 peripheries are provided with by the support ring 16 on the iron core 11.Wherein protective ring 15 can adopt the stainless steel metal section bar, because the protective action of protective ring 15 and support ring 16 makes the bulk strength of rotor coil end 12 increase.
Rotor ejector 7 comprises the lead wire that is connected with slip ring 8, and this lead wire comprises lobe formula lead-in wire that the distinguish copper rod 25 of employing insulating barrier 26 separations is made and the conducting rod 23 that has insulating sheath 24.The distinguish copper rod 25 that is arranged on rotating shaft 1 center in one end of conducting rod 23 and the lobe formula lead-in wire is fixedlyed connected, and another of conducting rod 23 has the insulating case end and be connected with slip ring 8, and electric current is drawn rotor current through conducting rod 23.
Claims (4)
1. the coiling electric motor of a safe and stable operation, comprise support, be fixed on the stator on the support, be assembled in rotating shaft on the support by end cap and bearing pedestal, be fixed on rotor and rotor ejector above the rotating shaft, it is characterized in that: described support adopts by axial elongated rectangle reinforcement and angle stiffener, with the end plate at machine base body and two ends and middle gusset and be coated on the integrally-built vibration damping support of frame-type that the cover plate of periphery is formed, described end cap adopts the enhancement mode end cap that the reinforcement of the change natural mode shape that distributes symmetrically and evenly is set in the side of end cap body, no latitude band periphery at the end winding of described rotor is provided with the protective ring fixture, and described rotor ejector adopts lobe formula lead-in wire and has the conducting rod of insulating sheath.
2. the coiling electric motor of safe and stable operation according to claim 1, it is characterized in that: the axial elongated described rectangle reinforcement of described vibration damping support has 6 at least, and described angle stiffener has 2 at least.
3. the coiling electric motor of safe and stable operation according to claim 1, it is characterized in that: the protective ring fixture that is arranged on the end winding of described rotor, comprise and be exposed at outside end winding unshakable in one's determination, be strapped in the outer field no latitude band of described end winding and tie up the no latitude rope that described no latitude takes up the beginning position, fixedly connected at the protective ring that described no latitude band periphery is provided with by the support ring on the described iron core.
4. the coiling electric motor of safe and stable operation according to claim 1, it is characterized in that: described rotor ejector, comprise the lead wire that is connected with slip ring, described lead wire comprises lobe formula lead-in wire that the distinguish copper rod of employing insulating barrier separation is made and the conducting rod that has insulating sheath, the distinguish copper rod at the rotating shaft center that is arranged in one end of described conducting rod and the described lobe formula lead-in wire is fixedlyed connected, and another of bar has the insulating case end and be connected with slip ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206439876U CN201869000U (en) | 2010-12-07 | 2010-12-07 | Winding motor capable of running safely and stably |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206439876U CN201869000U (en) | 2010-12-07 | 2010-12-07 | Winding motor capable of running safely and stably |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201869000U true CN201869000U (en) | 2011-06-15 |
Family
ID=44140143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206439876U Expired - Lifetime CN201869000U (en) | 2010-12-07 | 2010-12-07 | Winding motor capable of running safely and stably |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201869000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102005851A (en) * | 2010-12-07 | 2011-04-06 | 沈阳远大机电装备有限公司 | Wound motor with safe and stable operation |
-
2010
- 2010-12-07 CN CN2010206439876U patent/CN201869000U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102005851A (en) * | 2010-12-07 | 2011-04-06 | 沈阳远大机电装备有限公司 | Wound motor with safe and stable operation |
| CN102005851B (en) * | 2010-12-07 | 2012-05-30 | 沈阳远大机电装备有限公司 | Wound motor with safe and stable operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110615 Effective date of abandoning: 20120530 |