CN203690080U - Drive device for rotating iron core type adjustable reactor - Google Patents
Drive device for rotating iron core type adjustable reactor Download PDFInfo
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- CN203690080U CN203690080U CN201320868087.5U CN201320868087U CN203690080U CN 203690080 U CN203690080 U CN 203690080U CN 201320868087 U CN201320868087 U CN 201320868087U CN 203690080 U CN203690080 U CN 203690080U
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- iron core
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- type adjustable
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 115
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 229910052742 iron Inorganic materials 0.000 claims description 19
- 230000004907 flux Effects 0.000 abstract description 5
- 230000003068 static effect Effects 0.000 description 14
- 239000000463 material Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 5
- 229910000976 Electrical steel Inorganic materials 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229920000784 Nomex Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 239000004763 nomex Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model relates to a drive device for a rotating iron core type adjustable reactor. The drive device comprises a motor, a drive shaft and a driven shaft, wherein the motor is connected with the drive shaft through an output shaft; the driven shaft is connected with a movable iron core of the reactor; the drive shaft is connected with the driven shaft through a position locking mechanism. The drive device for the rotating iron core type adjustable reactor, which is provided by the utility model, the adjustment of the reactor can be realized, the inductance can be continuously adjusted by using a mode of adjusting magnetic flux, the smooth adjustment of the inductance is realized and the adjustment precision of the inductance is increased; meanwhile, due to the adoption of the position locking mechanism, the rotation of the driven shaft under the drive of an external force can be avoided and the drive stability is improved.
Description
Technical field
The utility model belongs to electrical equipment technical field, is specifically related to a kind of drive unit for rotary iron cored type adjustable reactor.
Background technology
Reactor is the main element of arc suppression coil and reactive power compensator, traditional mechanical type Regulatable reactor adopts the adjustable mode of air gap to realize conventionally, principle is to obtain continually varying inductance by the gas length in continuous adjusting magnetic circuit, its basic structure as depicted in figs. 1 and 2, comprise static iron core 1, moving iron core 2 and coil 3, between moving iron core 2 and static iron core 1, have air gap 4; By driving moving iron core 2 to do the length of the adjustable air gap 4 of left and right rectilinear motion along the direction of arrow, to regulate the size of magnetic resistance; Air gap is larger, and magnetic resistance is larger, and magnetic permeability (being the inverse of magnetic resistance) is lower, and inductance value (being directly proportional to magnetic permeability) is lower.
, there is following shortcoming in the reactor of this adjustment structure: 1, in adjustment process, moving iron core 2 and mechanical transmission mechanism are subject to larger electromagnetic force, and noise is large, vibration is large, can cause the damage of reactor when serious; 2, the electromagnetic shock of static iron core 1 is large, translation structure complexity; If 3 high voltage reactors, need to consider insulation property; 4, carry out adjusting inductance by the length that regulates air gap 4 merely, the scope that can regulate is little.
Utility model content
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, a kind of drive unit for rotary iron cored type adjustable reactor is provided, this drive unit is for driving moving iron core to realize the adjusting to reactor, can be by regulating the continuous adjusting inductance of mode of magnetic flux, realize smooth adjustment inductance value, improve the precision that inductance value regulates.
For achieving the above object, technical solution adopted in the utility model is as follows.
A kind of drive unit for rotary iron cored type adjustable reactor, comprise motor, driving shaft and driven shaft, described motor is connected with described driving shaft by output shaft, and described driven shaft is connected with the moving iron core of reactor, between described driving shaft and driven shaft, is connected by position locking mechanism.
Further, described position locking mechanism comprises housing, outer shroud and interior ring, described driven shaft is fixedly installed on the inwall of interior ring, the outer wall of described interior ring is fixedly installed some exodontias, on the outer wall of described interior ring, be provided with a voussoir in the both sides of each exodontia, the inwall sliding contact of the free end of described voussoir and described outer shroud.
Further, between described voussoir, be provided with spring.
Further, also comprise moving iron core rotational angle testing agency and closed loop controller, described moving iron core rotational angle testing agency is detected the rotational angle of moving iron core, and testing result is sent to described closed loop controller, described closed loop controller is adjusted the rotation of motor according to the information receiving.
Further, described output shaft is connected with driving shaft by gear mechanism, and described gear mechanism comprises intermeshing driving gear and driven gear, and described driving gear is fixedly connected with described output shaft, and described driven gear is fixedly connected with described driving shaft.
Further, the number of described driving gear is 1, and the number of described driven gear is 1, and described driven gear is fixedly connected with a driving shaft, and described driving shaft is connected with a driven shaft by position locking mechanism.
The beneficial effects of the utility model are: the drive unit for rotary iron cored type adjustable reactor that the utility model provides, by with the adjusting that can realize reactor that is used in conjunction with of moving iron core, can be by regulating the continuous adjusting inductance of mode of magnetic flux, realize smooth adjustment inductance value, improve the precision that inductance value regulates; Can avoid external force to drive the rotation of lower driven shaft by position locking mechanism simultaneously, improve the stability of transmission.
Accompanying drawing explanation
Fig. 1 is the structural representation of the reactor of prior art.
Fig. 2 is that the reactor of prior art is along the cutaway view of A-A line in Fig. 1.
Fig. 3 is the structural representation of the drive unit for rotary iron cored type adjustable reactor of the present utility model.
Fig. 4 is the generalized section of the position locking mechanism of the drive unit for rotary iron cored type adjustable reactor of the present utility model.
Fig. 5 is the structural representation of the first application mode of the drive unit for rotary iron cored type adjustable reactor of the present utility model.
Fig. 6 is right view when moving iron core does not rotate shown in Fig. 4.
Fig. 7 is the local enlarged diagram of M part in Fig. 6.
Right view when Fig. 8 is moving iron core rotation a angle shown in Fig. 4.
Fig. 9 is the local enlarged diagram of N part in Fig. 8.
Figure 10 is the structural representation of the second application mode of the drive unit for rotary iron cored type adjustable reactor of the present utility model.
Figure 11 is the local enlarged diagram of P part in Figure 10.
Right view when Figure 12 is moving iron core rotation a angle shown in Fig. 9.
Figure 13 is the local enlarged diagram of Q part in Figure 12.
Figure 14 is the cutaway view of B-B line in Figure 12.
Figure 15 is the local enlarged diagram of R part in Figure 14.
Figure 16 is the structural representation of the drive unit the first advantageous applications mode for rotary iron cored type adjustable reactor of the present utility model.
Figure 17 is the structural representation of the drive unit the second advantageous applications mode for rotary iron cored type adjustable reactor of the present utility model.
In figure, 1-static iron core, 2-moves iron core, 3-coil, 4-air gap, 5-shaft axis, 6-motor, 7-position locking mechanism, 8-output shaft, 9-driving shaft, 10-driven shaft, 11-housing, 12-spring, 13-outer shroud, ring in 14-, 15-voussoir, 16-exodontia.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is described in further detail.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Drive unit for rotary iron cored type adjustable reactor of the present utility model as shown in Figure 3, the driving shaft 9 that comprises motor 6, be connected with the output shaft 8 of motor 6, be connected the driven shaft 10 that drives moving iron core 2 to rotate, moving iron core rotational angle testing agency and closed loop controller with the moving iron core 2 of reactor, between driving shaft 9 and driven shaft 10, connect by position locking mechanism 7; Move iron core rotational angle testing agency the rotational angle of moving iron core 2 is detected, and testing result is sent to closed loop controller, closed loop controller is adjusted the rotation of motor 6 according to the information receiving.
Fig. 4 is the generalized section of position locking mechanism, as shown in Figure 4, this position locking mechanism comprises housing 11, outer shroud 13 and interior ring 14, driven shaft 10 is fixedly installed in interior ring 14, the outer wall of interior ring 14 is fixedly installed some exodontias 16, the outer wall of interior ring 14 is also provided with some to voussoir 15 in the both sides of each exodontia 16, the inwall sliding contact of the free end of voussoir 15 and outer shroud 13, is wherein provided with spring 12 between a pair of voussoir.
In this drive unit, use position locking mechanism 7, can effectively prevent from reversing; When driving shaft 9 rotates forward or backwards, driven shaft 10 also synchronously rotates; And when the used time of doing that driven shaft 10 is subject to driving shaft 9 moment of face in addition, the existence of voussoir and exodontia can limit the rotation of interior ring, thereby has limited the rotation of driven shaft.Therefore, no matter this moment of face all can not order about driven shaft 10 from which direction is rotated, and can prevent the anomalies such as reverse, can effectively guarantee the job stability of rotary iron cored type adjustable reactor, avoids moving iron core 2 rotated by external force.
By adopting closed loop controller can realize the closed-loop control of whole driving mechanism, improve the positional precision of transmission, and can realize the continuous control of angle.Control driver adopt based on orthogonal encoder from closed-loop control, possess motion control and real-time status change notification function, all controlled circulations complete in 1ms.Control driver with hardware based pulse counter, can be by instruction or the event zero setting of transducer edge.Generally, be enough to provide the current absolute corner of motor accurately.
As preferably, the output shaft 8 of motor 6 is connected with driving shaft 9 by gear mechanism, and gear mechanism comprises intermeshing driving gear and driven gear, and driving gear is fixedly connected with the output shaft 8 of motor 6, and driven gear is fixedly connected with driving shaft 9.Certainly the output shaft 8 of motor 6 also can adopt the mode of directly fixing or being connected by reducing gear with driving shaft 10, and design gear mechanism is mainly the situation that simultaneously has two moving iron cores in order to meet.
If applied reactor comprises two moving iron cores, can design gear mechanism comprise a driving gear and two driven gears, respectively with two driving shafts of two driven gears are fixedly connected with, two driving shafts are connected with adaptive driven shaft by a position locking mechanism separately, and two driven shafts are connected with two moving iron cores respectively again.
In above-mentioned drive unit, can pass through the design alternative to gear mechanism, design the synchronous or asynchronous movement of two moving iron cores, a kind of simple method be exactly design two driven gears the number of teeth identical or different, if the number of teeth of two driven gears is identical, the number of teeth difference of two moving iron cores can realize the synchronous rotation of two moving iron cores, if can realize the asynchronous rotary of two moving iron cores.
The structure of the reactor that drive unit of the present utility model is applied to is as shown in Fig. 5 and Figure 10, comprise static iron core 1 and moving iron core 2, static iron core 1 is formed by stacking by one group of magnetic conduction sheet material being parallel to each other, moving iron core 2 is also formed by stacking by one group of magnetic conduction sheet material being parallel to each other, and moving iron core 2 is arranged on the opening part of static iron core 1; Between moving iron core 2 and static iron core 1, form air gap 4, moving iron core 2 can rotate along shaft axis 5, changes the size of the air gap 4 between moving iron core 2 and static iron core 1 by changing moving iron core 2 along the rotational angle of shaft axis 5; Drive unit of the present utility model is used for driving moving iron core 2 to rotate along shaft axis 5.
The magnetic conduction sheet material that forms static iron core 1 is silicon steel sheet with the magnetic conduction sheet material of the moving iron core 2 of formation, or the moving iron core 2 of design adopts silicon steel sheet and insulate the structure of sheet material such as the staggered stack of NOMEX insulating paper; Compare and be the material of silicon steel sheet, the moving iron core 2 that adopts silicon steel sheet to form with insulating material, in the process of rotation, also changed stack coefficient, air gap has been exerted an influence, changed inductance value simultaneously, can increase the inductance value adjustable range of whole reactor, due to the existence of insulating material, can play the effect of damping vibration in addition, reduce the noise that rotation produces.
Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Figure 9 shows that the structure of the first application mode of drive unit of the present utility model, can realize the adjusting of air gap 4 and magnetic flux simultaneously, be specially described shaft axis 5 parallel with the magnetic conduction sheet material position that forms static iron core 1 and parallel with the magnetic conduction sheet material position that forms moving iron core 2.Concrete, when described moving iron core 2 is 0 ° along the rotational angle of shaft axis 5, the magnetic conduction sheet material that forms static iron core 1 is parallel with the magnetic conduction sheet material position that forms moving iron core 2; In the time of moving iron core 2 anglec of rotation a, the close nonlinear transformation that is of its magnetic, makes the magnetic flux of magnetic circuit also produce nonlinear change then.
Figure 10, Figure 11, Figure 12, Figure 13, Figure 14 and Figure 15 shows that the structure of the second application mode of drive unit of the present utility model, this application mode is merely able to realize the adjusting to air gap 4, is specially described shaft axis 5 vertical with the magnetic conduction sheet material position that forms static iron core 1 and vertical with the magnetic conduction sheet material position that forms moving iron core 2.
No matter adopt which kind of application mode, can, in the time that moving iron core 2 is 0 ° along the rotational angle of shaft axis 5, will move the width design that forms air gap 4 between iron core 2 and static iron core 1 for equating everywhere; Highly preferred, when described moving iron core 2 is 0 ° along the rotational angle of shaft axis 5, the width that forms air gap 4 between moving iron core 2 and static iron core 1 is 3mm.
In order further to improve the inductance value adjustable range of reactor, can design coil 3 for tap structure, in coil 3, pick out one or several joints, be connected in circuit, the corresponding coil turn of each joint is different, and then can meet the requirement to inductance in circuit; Therefore can realize the inductance value coarse adjustment to whole reactor by the tap design of coil 3, the rotation adjustment of moving iron core 2 can realize the inductance value fine setting to whole reactor.
Figure 16 and Figure 17 are the structural representation of two kinds of advantageous applications modes of drive unit of the present utility model.Reactor shown in Figure 16 is twin shaft vertical rotary structure, and two moving iron cores 2 lay respectively at the dual-side up and down of frame type and shaft axis 5 on same straight line; Reactor shown in Figure 17 is double-shaft level rotational structure, and two moving iron cores 2 lay respectively at the limit, the left and right sides of frame type and shaft axis 5 on same straight line; Described two moving iron cores 2 are synchronous rotation or asynchronous rotary structure.Be 2 by the moving core design of reactor, can improve adjustable range and the degree of regulation of reactor.
Two moving iron cores 2 can coordinate a motor 6 to realize synchronous or asynchronous rotation by gear mechanism, concrete structure is: gear mechanism comprises intermeshing driving gear and driven gear, wherein the number of driven gear is two, the output shaft 8 of driving gear and motor 6 is fixing, respectively with two driving shafts of two driven gears are fixedly connected with, and two driving shafts are connected with adaptive driven shaft by a position locking mechanism 7 separately; When the number of teeth of two driven gears is identical, can realize the synchronous driving of moving iron core 2, when the number of teeth of two driven gears is different, can realize the asynchronous driving of moving iron core 2.
The foregoing is only preferred embodiment of the present utility model, be not used for limiting practical range of the present utility model; If do not depart from spirit and scope of the present utility model, the utility model is modified or is equal to replacement, all should be encompassed in the middle of the protection range of the utility model claim.
Claims (6)
1. the drive unit for rotary iron cored type adjustable reactor, it is characterized in that, comprise motor, driving shaft and driven shaft, described motor is connected with described driving shaft by output shaft, described driven shaft is connected with the moving iron core of reactor, between described driving shaft and driven shaft, is connected by position locking mechanism.
2. the drive unit for rotary iron cored type adjustable reactor according to claim 1, it is characterized in that, described position locking mechanism comprises housing, outer shroud and interior ring, described driven shaft is fixedly installed on the inwall of interior ring, the outer wall of described interior ring is fixedly installed some exodontias, on the outer wall of described interior ring, be provided with a voussoir in the both sides of each exodontia, the inwall sliding contact of the free end of described voussoir and described outer shroud.
3. the drive unit for rotary iron cored type adjustable reactor according to claim 2, is characterized in that, between described voussoir, is provided with spring.
4. according to the drive unit for rotary iron cored type adjustable reactor described in claim 1-3 any one, it is characterized in that, also comprise moving iron core rotational angle testing agency and closed loop controller, described moving iron core rotational angle testing agency is detected the rotational angle of moving iron core, and testing result is sent to described closed loop controller, described closed loop controller is adjusted the rotation of motor according to the information receiving.
5. the drive unit for rotary iron cored type adjustable reactor according to claim 4, it is characterized in that, described output shaft is connected with driving shaft by gear mechanism, described gear mechanism comprises intermeshing driving gear and driven gear, described driving gear is fixedly connected with described output shaft, and described driven gear is fixedly connected with described driving shaft.
6. the drive unit for rotary iron cored type adjustable reactor according to claim 5, it is characterized in that, the number of described driving gear is 1, the number of described driven gear is 1, described driven gear is fixedly connected with a driving shaft, and described driving shaft is connected with a driven shaft by position locking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320868087.5U CN203690080U (en) | 2013-12-26 | 2013-12-26 | Drive device for rotating iron core type adjustable reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320868087.5U CN203690080U (en) | 2013-12-26 | 2013-12-26 | Drive device for rotating iron core type adjustable reactor |
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| Publication Number | Publication Date |
|---|---|
| CN203690080U true CN203690080U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320868087.5U Expired - Lifetime CN203690080U (en) | 2013-12-26 | 2013-12-26 | Drive device for rotating iron core type adjustable reactor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319086A (en) * | 2014-10-21 | 2015-01-28 | 国家电网公司 | Air gap type voltage regulating device |
| CN105719819A (en) * | 2016-04-18 | 2016-06-29 | 上海电力学院 | Reactor capable of adjusting capacity online |
| CN110664488A (en) * | 2019-10-13 | 2020-01-10 | 杨锐 | Driving piece of tumor surgery robot |
| CN112152386A (en) * | 2020-10-14 | 2020-12-29 | 北京动力机械研究所 | Superspeed integrated motor with stepless adjustable internal inductance |
-
2013
- 2013-12-26 CN CN201320868087.5U patent/CN203690080U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319086A (en) * | 2014-10-21 | 2015-01-28 | 国家电网公司 | Air gap type voltage regulating device |
| CN105719819A (en) * | 2016-04-18 | 2016-06-29 | 上海电力学院 | Reactor capable of adjusting capacity online |
| CN105719819B (en) * | 2016-04-18 | 2018-04-06 | 上海电力学院 | Can on-line control capacity reactor |
| CN110664488A (en) * | 2019-10-13 | 2020-01-10 | 杨锐 | Driving piece of tumor surgery robot |
| CN112152386A (en) * | 2020-10-14 | 2020-12-29 | 北京动力机械研究所 | Superspeed integrated motor with stepless adjustable internal inductance |
| CN112152386B (en) * | 2020-10-14 | 2022-06-21 | 北京动力机械研究所 | Superspeed integrated motor with stepless adjustable internal inductance |
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Granted publication date: 20140702 |