CN205207432U - Magnetic suspension bearing stator module - Google Patents
Magnetic suspension bearing stator module Download PDFInfo
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- CN205207432U CN205207432U CN201521039189.1U CN201521039189U CN205207432U CN 205207432 U CN205207432 U CN 205207432U CN 201521039189 U CN201521039189 U CN 201521039189U CN 205207432 U CN205207432 U CN 205207432U
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- suspension bearing
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Abstract
The utility model relates to a magnetic suspension bearing stator module, including stator core (2), coil (3) and two stator core skeleton (1), two axial tip are followed at stator core (2) in two stator core skeleton (1) lock respectively, the lock end of one of them stator core skeleton (1) is equipped with recess (18), the lock end of another stator core skeleton (1) is equipped with bulge (19), recess (18) and bulge (19) are the lock each other, each coil (3) correspond the coiling with tooth (22) of stator core (2). This kind of stator module easily assembles, and these two stator core skeletons of installation back can agree with completely, and the assembly is firm, can guarantee insulating reliability, and these two stator core skeletons can adopt identical structure, and the part commonality is stronger, can exchange in assembling process, also can reduce the die sinking expense simultaneously, easily realize standardizedly.
Description
Technical field
The utility model relates to magnetic suspension bearing and technical field of motors, particularly relates to a kind of magnetic suspension bearing stator module.
Background technique
Magnetic suspension bearing utilizes magnetic force by rotor suspension in the air, makes do not have Mechanical Contact between rotor and stator.Compare with sliding bearing etc. with traditional ball bearing, there is not Mechanical Contact in magnetic suspension bearing, rotor can run to very high rotating speed, and has that mechanical wear is little, noise is little, the life-span is long, without the need to advantages such as lubrications, thus magnetic suspension bearing is widely used in motor.
Magnetic suspension bearing is similar to electric machine structure, main utilization is arranged on the electromagnet on support, magnetic field is induced in the rotor rotated, and by the interaction in stators and rotators magnetic field, rotor suspension is got up, avoid the rotating shaft of conventional motors and bearing touch friction and the mechanical problem that produces, make the rotating speed of motor by the restriction of bearing.In general, all need to arrange insulation framework between stator iron core and coil winding, generally only rely on insulation tank paper not adopt skeleton or adopt the insulation framework of traditional type and separated type for common magnetic suspension bearing motor, be introduced to the insulation framework of this two type respectively below.
Fig. 1 a is depicted as traditional type insulation framework, i.e. overhang insulation skeleton, is placed on motor end, for insulated coil winding and stator iron core.Due to stator iron core adjacent teeth between groove also need to insulate, and this kind of insulation framework structure cannot play the effect of slot insulation, thus needs standing groove paper in iron core slot to come insulated core groove and line bag.And in order to the line end of each coil is drawn, need to carry out cabling design in the end of insulation framework.
Fig. 1 b is separating insulated skeleton, and it is, according to the groove number of motor, insulation framework is divided into each independently detached body, and this kind of structure is applied on chain type or tile configuration motor.
For above-mentioned two kinds of structures, according to traditional type structure, need coordinated insulation groove paper to use together, can be moved at winding process middle slot paper, there is larger potential safety hazard; And go between at insulation framework end face due to needs, and the structures such as line card button were set, the axial dimension of stator module is made to exceed the scope of demand, but also the problem such as line card button insufficient strength and wiring confusion can be caused, this all makes structure and the wiring more complicated of each skeleton, and is difficult to the quality ensureing stator module.According to separate type, assemble comparatively loaded down with trivial details, make efficiency very low.
Model utility content
The purpose of this utility model proposes a kind of magnetic suspension bearing stator module, can improve the reliability of stator iron core skeleton insulation, and reduce the assembling difficulty of stator module.
For achieving the above object, the utility model provides a kind of magnetic suspension bearing stator module, comprise stator iron core, coil and two stator iron core skeletons, two described stator iron core skeletons are fastened on described stator iron core two ends vertically respectively, described in one of them, the buckling end of stator iron core skeleton is provided with reentrant part, described in another, the buckling end of stator iron core skeleton is provided with bump, the female portion and described bump fasten mutually, the coiling corresponding to the tooth of described stator iron core of coil described in each.
Further, described stator iron core skeleton comprises annular matrix and interval and is located at multiple tooth insulation divisions on the inner circumference of described annular matrix, multiple described tooth insulation division is corresponding with the position of tooth on described stator iron core, for surrounding the peripheral surface of described tooth, adjacent described tooth insulation division is interconnected to form slot insulation portion, for surrounding the surface of the groove between adjacent described tooth.
Further, each described tooth insulation division comprises: covering portion and stop part, described covering portion be bending sheet structure and internal surface for suitable with the peripheral surface of described tooth, a described bending sheet structure end face is radially located on the inner circumference of described annular matrix, described stop part is located on described bending sheet structure another end face radially, for stopping the coil of the outer surface being wrapped in described bending sheet structure.
Further, the shape of described stop part and described bending sheet structure is suitable and higher than the outer surface of described bending sheet structure, described in each, inner side of stop part surrounds circle.
Further, described bending sheet structure length is radially identical with the tooth depth of described tooth.
Further, adjacent described tooth insulation division is connected by sticking part, and described sticking part is the sheet structure suitable with the shape of described groove, and the side of described sheet structure and adjacent two described tooth insulation divisions forms described slot insulation portion.
Further, described stator iron core skeleton also comprises installation locating column, and described installation locating column is located on described annular matrix, for matching with the positioning hole on described stator iron core.
Further, each described coil winding is at the outer surface of two the described tooth insulation divisions mutually fastened.
Further, also comprise circuit board, described circuit board is located at the end of stator iron core skeleton described in one of them, for connecting the termination of coil described in each.
Further, also comprise extraction needle stand, described extraction needle stand is located on described circuit board, for providing by the interface of described circuit board to described coil power supply.
Further, one end that described stator iron core skeleton is contrary with fastening direction is provided with conducting plate jack, and described stator module also comprises conducting plate, and described conducting plate is located in described conducting plate jack, one end is connected with the termination of described coil, and the other end is connected with described circuit board.
Further, one end that described stator iron core skeleton is contrary with fastening direction is provided with circuit board locating column, for positioning described circuit board.
Based on technique scheme, the magnetic suspension bearing stator module of the utility model embodiment, two ends two stator iron core skeletons being fastened on respectively stator iron core realize the insulation with coil, and be provided with at the buckling end of two stator iron core skeletons the structure that reentrant part and bump cooperatively interact, stator module is made to be easy to assembling, after installing, these two stator iron core skeletons can agree with completely, assembling firmly, there will not be when coiling traditional type skeleton grooves paper to move the situation of dislocation, the reliability insulated can be ensured; And these two stator iron core skeletons can adopt identical structure, part universality is comparatively strong, can exchange in assembly process, also can reduce die sinking expense simultaneously, be easy to realize standardization.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 a is the structural representation of traditional type insulation framework in prior art;
Fig. 1 b is the structural representation of separating insulated skeleton in prior art;
Fig. 2 is the structural representation of an embodiment of the utility model magnetic suspension bearing stator module;
Fig. 3 is the decomposition texture schematic diagram of the stator module of magnetic suspension bearing shown in Fig. 2;
Fig. 4 a is the Facad structure schematic diagram of an embodiment of stator iron core skeleton in the utility model magnetic suspension bearing stator module;
Fig. 4 b is the structure schematic diagram of an embodiment of stator iron core skeleton in the utility model magnetic suspension bearing stator module;
Fig. 5 is the structural representation of an embodiment of stator iron core in the utility model magnetic suspension bearing stator module;
Fig. 6 is the structural representation of an embodiment before coiling of the utility model magnetic suspension bearing stator module;
Fig. 7 is the structural representation of an embodiment after coiling of the utility model magnetic suspension bearing stator module;
Fig. 8 partly cuts open structural representation for the stator module before coiling shown in Fig. 6;
Fig. 9 partly cuts open structural representation for the stator module after coiling shown in Fig. 7;
Figure 10 is the structural representation of the stator module cutting coil after coiling shown in Fig. 7.
Description of reference numerals
1-stator iron core skeleton; 2-stator iron core; 3-coil; 4-conducting plate; 5-draws needle stand; 6-circuit board; 11-annular matrix; 12-tooth insulation division; 121-covering portion; 122-stop part; 13-slot insulation portion; 131-sticking part; 14-first mounting hole; 15-conducting plate jack; 16-circuit board locating column; 17-installs locating column; 18-reentrant part; 19-bump; 21-iron core main body; 22-tooth; 23-groove; 24-positioning hole; 61-second mounting hole.
Embodiment
Below describe the utility model in detail.In the following paragraphs, the different aspect of embodiment is defined in more detail.The each side of restriction like this can combine with any other one aspect or many aspects, not may be combined with unless explicitly stated otherwise.Especially, be considered to preferred or favourable any feature and one or morely can be considered to preferred or favourable feature with other.
Terms such as " first ", " second " that occur in the utility model is only for convenience of description, to distinguish the different constituent elementss with same names, does not represent successively or primary-slave relation.
In description of the present utility model; it will be appreciated that; term " on ", D score, "front", "rear", " outward ", " interior ", the orientation of the instruction such as " vertically " and " level " or position relationship be based on orientation shown in the drawings or position relationship; it is only the utility model for convenience of description; instead of the device of instruction or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as the restriction to the utility model protection domain.
Magnetic suspension bearing is supported by the magnetic force produced between stator module and rotor assembly, owing to there is not Mechanical Contact, makes rotor can obtain higher motion speed, and has that mechanical wear is little, noise is little, the life-span is long, without the need to advantages such as lubrications.The utility model designs to the structure of stator module in magnetic suspension bearing, in one embodiment, with reference to structure as shown in Figures 1 to 9, this magnetic suspension bearing stator module comprises stator iron core 2, coil 3 and two stator iron core skeletons 1, two stator iron core skeletons 1 are fastened on stator iron core 2 two ends vertically respectively, see Figure 10, the buckling end of one of them stator iron core skeleton 1 is provided with reentrant part 18, the buckling end of another stator iron core skeleton 1 is provided with bump 19, reentrant part 18 and bump 19 fasten mutually, the corresponding coiling of tooth 22 of each coil 3 and stator iron core 2.
This embodiment can make the stator member structure after assembling more firm, when assembling, two stator iron core skeletons 1 can be made to be fitted together by concave-convex fit structure, thus by coated more reliably for stator iron core 2, the concave-convex fit structure of various combination also can be set, for 8 tooth iron cores, male-female-male-female-male-female-male-female can be adopted to realize two identical structural iron core crabs 1 and to agree with assembling, also can adopt convex-convex-convex-male-female-recessed-recessed-recessed structure realize iron core skeleton 1 agree with assembling or other may combine.This kind of structure can improve the reliability that stator iron core 2 insulate with coil 3; And this mode is assembled comparatively firm, more reliable and more stable when coiling 3, improve insulating reliability further.
The magnetic suspension bearing stator module of the utility model embodiment, two ends two stator iron core skeletons being fastened on respectively stator iron core realize the insulation with coil, and be provided with at the buckling end of two stator iron core skeletons the structure that reentrant part and bump cooperatively interact, stator module is made to be easy to assembling, after installing, these two stator iron core skeletons can agree with completely, assembling firmly, there will not be traditional type skeleton grooves paper to move the situation of dislocation when coiling, can ensure the reliability insulated; And the structure of these two stator iron core skeletons can adopt identical structure, part universality is comparatively strong, can exchange in assembly process, also can reduce die sinking expense simultaneously, be easy to realize standardization.
Be described to the concrete structure of the stator iron core skeleton 1 adopted in the various embodiments described above below.In one embodiment, this stator iron core skeleton 1 is arranged on the two ends of the stator iron core 2 shown in Fig. 5 to realize the insulation with coil 3, this stator iron core 2 has circular iron core main body 21, the inner circumference of iron core main body 21 is evenly equipped with tooth 22, such as 8 teeth 22, form groove 23 between adjacent tooth 22.See such as Fig. 2 to Fig. 4, stator iron core skeleton 1 in this embodiment comprises annular matrix 11 and interval and is located at multiple tooth insulation divisions 12 on the inner circumference of annular matrix 11, multiple tooth insulation division 12 is corresponding with the position of tooth 22 on stator iron core 2, for surrounding the peripheral surface of tooth 22, adjacent teeth insulation division 12 is interconnected to form slot insulation portion 13, for surrounding the surface of the groove 23 between adjacent teeth 22.
Like this stator iron core skeleton 1 described in two upper embodiments is interlocked and is arranged on stator iron core 2 two ends vertically, just stator iron core 2 can be needed the region of insulating with coil 3 completely coated, thus realize the electrical isolation of stator iron core 2 and coil 3; And stator iron core skeleton 1 self structure is simple, two ends adopt identical structure also can reduce die sinking expense; In addition, this structure is easy to assembling, and after installing, these two stator iron core skeletons 1 can agree with completely, and assembling firmly, can not occur that as traditional type insulation framework groove paper moves the situation of dislocation when coiling, further ensure the reliability of insulation.
In another embodiment of the present utility model, the Facad structure schematic diagram of stator iron core skeleton as shown in fig. 4 a and the inverse layer structure schematic diagram shown in Fig. 4 b, each tooth insulation division 12 comprises: covering portion 121 and stop part 122, covering portion 121 is bending sheet structure and internal surface is used for suitable with the peripheral surface of tooth 22, a bending sheet structure end face is radially located on the inner circumference of annular matrix 11, stop part 122 is located on bending sheet structure another end face radially, for stopping the coil 3 of the outer surface being wrapped in bending sheet structure.In conventional structural type, the roughly rectangular structure of tooth 22 of stator iron core 2, correspondingly, bending sheet structure is 90 degree in the angle of each bending place.
For the embodiment shown in Figure 10, the buckling end of a stator iron core skeleton 1 is provided with reentrant part 18 wherein, and the buckling end of another stator iron core skeleton 1 is provided with bump 19, and reentrant part 18 and bump 19 fasten mutually.More specifically, reentrant part 18 and bump 19 lay respectively at the free end of the covering portion 121 of two stator iron core skeletons 1.
Preferably, the shape of stop part 122 is suitable and higher than the outer surface bending sheet structure, the inner side of each stop part 122 surrounds circle, to install rotor or other structural member in this border circular areas with bending sheet structure.
Preferably, sheet structure length is radially bent identical with the tooth depth of tooth 22.Or those skilled in the art also can according to design requirement to bending sheet structure length radially at the enterprising Row sum-equal matrix in the basis of this preferred version.
The above embodiments describe in detail the concrete structure of tooth insulation division 12, in the present embodiment emphasis are described the structure in slot insulation portion 13.As shown in Figure 4 b, adjacent tooth insulation division 12 is connected by sticking part 131, and sticking part 131 is the sheet structure suitable with the shape of groove 23, such as convex structure, and the side of sheet structure and adjacent two tooth insulation divisions 12 forms slot insulation portion 13.Preferably, tooth insulation division 12 is comprised to the embodiment of covering portion 121 and stop part 122, sticking part 131 forms slot insulation portion 13 with the side of adjacent two covering portion 121 and stop part 122, and this slot insulation portion 13 entirety is positioned at annular matrix 11 one end identical with fastening direction.As can be seen here, there are some structures shared in tooth insulation division 12 and slot insulation portion 13, at this moment because the side of tooth 22 is the side of groove 23 in stator iron core 2.
When assembling stator module, two ends two stator iron core skeletons 1 being fastened on respectively stator iron core 2 can realize the insulation with coil 3, this structure is easy to assembling, only need be fastened on stator iron core two ends vertically respectively according to respective outer side edges relation two stator iron core skeletons 1, just can by coated for stator iron core 2, just can realize the electrical isolation of stator iron core 2 and coil 3, this stator iron core skeleton 1 combines the effect of traditional type insulation framework structure and groove paper, eliminate groove paper assembly technology, improve manufacturing efficiency.And these two stator iron core skeletons can agree with completely after installing, assembling firmly, there will not be groove paper to move the situation of dislocation when coiling, can ensure the reliability insulated.
In order to reliably be arranged on stator iron core 2 by stator iron core skeleton 1, further, stator iron core skeleton 1 also comprises installs locating column 17, installs locating column 17 and is located on annular matrix 11, for matching with the positioning hole 24 on stator iron core 2.Adopt the mode of location and installation to realize quick mounting, thus improve efficiency of assembling, and have the effect of mistake proofing and fool proof.In order to the two ends quick position at stator iron core 2 installs stator iron core skeleton 1, and improve the versatility of part when assembling, can respectively arrange a positioning hole 24 at the two ends of stator iron core 1, and the position of these two positioning holes 24 is identical, namely the positive and negative structure of stator iron core 2 is the same.In order to realize fixing more reliably, can also be fixed stator iron core skeleton 1 and stator iron core 2 by fastening piece.
Particularly, each coil 3 is wound on the outer surface of two covering portion 121 mutually fastened, and is undertaken spacing by stop part 122 pairs of coils 3, and reliably spacing in order to what realize coil 3, stop part 122 is preferably higher than the outer surface of coil 3.When coiling 3, need according to identical direction of winding, as shown in Figure 7, if coil 3 adopts copper cash, then copper cash is when being wound around, the pretightening force F that can apply to the inside respectively to upper and lower two stator iron core skeletons 1, when assembling, the end face of guarantee two stator iron core skeletons 1 is bonded to each other as far as possible, and gap delta=0 namely between two end faces, to ensure the reliability of electric insulation.Certainly require lower occasion in insulation class, also allow to there is certain distance between both ends of the surface.Fig. 9 be stator module after coiling partly cut open structural representation, Figure 10 is the structural representation of the stator module cutting coil after coiling, can be found out the coiling direction of coil 3 by these two figure.
Preferably, in order to realize good insulating property, iron core skeleton 1 of the present utility model can adopt PBT+30%GF, PPS, LCP or PA66 etc.
And, because coil 3 there will be termination after coiling, thus insulation framework of the prior art can be provided with various outlet notch, inlet wire notch and cross the supplementary structures such as line card button, and cabling and wiring all more complicated, each of which increases the difficulty of assembling, and make stator iron core 2 not too reliable with the insulation of coil 3.And embodiment of the present utility model arranges circuit board 6 by the end of a stator iron core skeleton 1 wherein, for connecting the termination of each coil 3, so just without the need to arranging various supplementary structure as prior art on stator iron core skeleton 1, the structure of stator iron core skeleton 1 can be simplified, and wiring difficulty when reducing stator module assembling, avoid stator module lighting outlet wiring complexity and the problem of easy wrong line, thus further ensure the reliability of stator module insulation, and efficiency of assembling can be improved.And stator module of the present utility model, without the need to the end opens wire groove at iron core skeleton 1, is that two iron core skeletons 1 are designed to identical structure and provide possibility.
Further, also can arrange on circuit board 6 and draw needle stand 5, the contact pin of drawing on needle stand 5 is corresponding with the termination of each coil 3, for providing the interface of being powered to coil 3 by circuit board 6.This embodiment simplifies stator module and extraneous electric interfaces, reduce pair of connecting wires stator module and assemble the difficulty caused, whole stator module is made to become standard piece, be easy to realize commercialization, only need in use to be connected with stator module by a corresponding socket, without the need to loaded down with trivial details wiring process, significantly reduce the probability of wrong line.Meanwhile, owing to not adopting flexible cord, it also avoid flexible cord and to wear and tear a series of electrical problems brought, thus improve the reliability of whole system.
Fig. 6 give stator iron core skeleton 1 assembled with stator iron core 2 after structural representation, on this basis, coiling many groups coil 3 again, often organize the outer surface that coil 3 is wrapped in two the stator iron core skeletons 1 mutually fastened, and corresponding with the tooth 22 of stator iron core 2, the state after coil winding is see Fig. 7.
In order to improve the reliability of electrical connection further, in another embodiment, as shown in fig. 4 a, one end that stator iron core skeleton 1 is contrary with fastening direction is provided with conducting plate jack 15, and this conducting plate jack 15 is between adjacent two tooth insulation divisions 12, and stator module also comprises conducting plate 4, conducting plate 4 is located in conducting plate jack 15, play the effect of switching, one end is connected with the termination of coil 3, and the other end is connected with circuit board 6.After coil 3 coiling, conducting plate 4 is inserted in conducting plate jack 15, then the termination of each coil 3 is wrapped on each self-corresponding conducting plate 4 in order successively, and is fixed with scolding tin.Certainly, in a further embodiment, conducting plate 4 also can not be set and transfer, directly the lighting outlet of each coil 3 is directly connected with each pad hole on circuit board 6 successively.
Can reliably be fixed on stator iron core skeleton 1 to make circuit board 6, one end contrary with fastening direction at stator iron core skeleton 1 is provided with the first mounting hole 14, correspondingly the second mounting hole 61 is set on circuit board 6, for being worn the first mounting hole 14 by fastening piece and the second mounting hole 61 realizes circuit board 6 to be fixed on stator iron core skeleton 1.More preferably, also can be provided with circuit board locating column 16 in one end that stator iron core skeleton 1 is contrary with fastening direction, for positioning circuit board 6, and the initial position of multiple coil 3 is marked, by the tooth 22 of locating column 16 correspondence as the initial position of coiling, such as, the tooth 22 at locating column 16 place is labeled as No. 1 tooth, clockwise number consecutively, coiling coil 3 on each tooth 22.
Stator module described in above-described embodiment can be applied in magnetic suspension bearing, and preferably, this magnetic suspension bearing is radial bearing, can be applied in motor or other has in the parts of high reliability, long-life, high rotation speed requirements.Because stator module of the present utility model has the advantages such as the simple and insulation of structure is reliable, thus have employed this stator module and also possess corresponding advantage, such as: the highly versatile of stator structure makes the assembling difficulty of magnetic suspension bearing greatly reduce, make magnetic suspension bearing also can realize standardization, and the structural reliability of magnetic suspension bearing can be improved, avoid insulation framework structural instability to affect coil winding process thus reduce insulating reliability; The design of circuit board can improve the electrical connection reliability of magnetic suspension bearing in addition, the design of extraction needle stand can unify the electric interfaces between magnetic suspension bearing and application component (such as motor), avoids the possibility of the wrong line due to human error.
Above a kind of magnetic suspension bearing stator module provided by the utility model is described in detail.Apply specific embodiment herein to set forth principle of the present utility model and mode of execution, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (12)
1. a magnetic suspension bearing stator module, it is characterized in that, comprise stator iron core (2), coil (3) and two stator iron core skeletons (1), two described stator iron core skeletons (1) are fastened on described stator iron core (2) two ends vertically respectively, described in one of them, the buckling end of stator iron core skeleton (1) is provided with reentrant part (18), described in another, the buckling end of stator iron core skeleton (1) is provided with bump (19), the female portion (18) and described bump (19) fasten mutually, tooth (22) the corresponding coiling of coil described in each (3) and described stator iron core (2).
2. magnetic suspension bearing stator module according to claim 1, it is characterized in that, described stator iron core skeleton (1) comprises annular matrix (11) and interval and is located at multiple tooth insulation divisions (12) on the inner circumference of described annular matrix (11), multiple described tooth insulation division (12) is corresponding with the position of the upper tooth (22) of described stator iron core (2), for surrounding the peripheral surface of described tooth (22), adjacent described tooth insulation division (12) is interconnected to form slot insulation portion (13), for surrounding the surface of the groove (23) between adjacent described tooth (22).
3. magnetic suspension bearing stator module according to claim 2, it is characterized in that, each described tooth insulation division (12) comprising: covering portion (121) and stop part (122), described covering portion (121) is for bending sheet structure and internal surface is used for suitable with the peripheral surface of described tooth (22), a described bending sheet structure end face is radially located on the inner circumference of described annular matrix (11), described stop part (122) is located on described bending sheet structure another end face radially, for stopping the coil (3) of the outer surface being wrapped in described bending sheet structure.
4. magnetic suspension bearing stator module according to claim 3, it is characterized in that, the shape of described stop part (122) and described bending sheet structure is suitable and higher than the outer surface of described bending sheet structure, the inner side of stop part described in each (122) surrounds circle.
5. magnetic suspension bearing stator module according to claim 3, is characterized in that, described bending sheet structure length is radially identical with the tooth depth of described tooth (22).
6. magnetic suspension bearing stator module according to claim 2, it is characterized in that, adjacent described tooth insulation division (12) is connected by sticking part (131), described sticking part (131) is the sheet structure suitable with the shape of described groove (23), and the side of described sheet structure and adjacent two described tooth insulation divisions (12) forms described slot insulation portion (13).
7. magnetic suspension bearing stator module according to claim 2, it is characterized in that, described stator iron core skeleton (1) also comprises installs locating column (17), described installation locating column (17) is located on described annular matrix (11), for matching with the positioning hole (24) on described stator iron core (2).
8. magnetic suspension bearing stator module according to claim 2, is characterized in that, each described coil (3) is wound on the outer surface of two the described tooth insulation divisions (12) mutually fastened.
9. according to the arbitrary described magnetic suspension bearing stator module of claim 1 ~ 8, it is characterized in that, also comprise circuit board (6), described circuit board (6) is located at the end of stator iron core skeleton (1) described in one of them, for connecting the termination of coil described in each (3).
10. magnetic suspension bearing stator module according to claim 9, it is characterized in that, also comprise and draw needle stand (5), described extraction needle stand (5) is located on described circuit board (6), for providing the interface of being powered to described coil (3) by described circuit board (6).
11. magnetic suspension bearing stator modules according to claim 9, it is characterized in that, described stator iron core skeleton (1) with fasten contrary one end, direction and be provided with conducting plate jack (15), described stator module also comprises conducting plate (4), described conducting plate (4) is located in described conducting plate jack (15), one end is connected with the termination of described coil (3), and the other end is connected with described circuit board (6).
12. magnetic suspension bearing stator modules according to claim 9, it is characterized in that, described stator iron core skeleton (1) with fasten contrary one end, direction and be provided with circuit board locating column (16), for positioning described circuit board (6).
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| CN201521039189.1U CN205207432U (en) | 2015-12-14 | 2015-12-14 | Magnetic suspension bearing stator module |
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| CN201521039189.1U CN205207432U (en) | 2015-12-14 | 2015-12-14 | Magnetic suspension bearing stator module |
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| CN205207432U true CN205207432U (en) | 2016-05-04 |
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| WO2017101640A1 (en) * | 2015-12-14 | 2017-06-22 | 珠海格力节能环保制冷技术研究中心有限公司 | Magnetic suspension bearing stator assembly and manufacturing method therefor |
| CN107575475A (en) * | 2017-10-20 | 2018-01-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Magnetic suspension bearing stator module glue sealing method, sealing frock and magnetic suspension bearing |
| CN108448777A (en) * | 2018-04-04 | 2018-08-24 | 深圳市华夏磁电子技术开发有限公司 | Stator and motor |
| WO2019041684A1 (en) * | 2017-09-04 | 2019-03-07 | 珠海格力节能环保制冷技术研究中心有限公司 | Radial magnetic bearing, and stator skeleton and stator assembly thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017101640A1 (en) * | 2015-12-14 | 2017-06-22 | 珠海格力节能环保制冷技术研究中心有限公司 | Magnetic suspension bearing stator assembly and manufacturing method therefor |
| US10851835B2 (en) | 2015-12-14 | 2020-12-01 | Gree Green Refrigeration Technology Center Co., Ltd. Of Zhuhai | Stator assembly of a magnetic suspension bearing and manufacturing method |
| WO2019041684A1 (en) * | 2017-09-04 | 2019-03-07 | 珠海格力节能环保制冷技术研究中心有限公司 | Radial magnetic bearing, and stator skeleton and stator assembly thereof |
| CN107575475A (en) * | 2017-10-20 | 2018-01-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Magnetic suspension bearing stator module glue sealing method, sealing frock and magnetic suspension bearing |
| CN108448777A (en) * | 2018-04-04 | 2018-08-24 | 深圳市华夏磁电子技术开发有限公司 | Stator and motor |
| CN109742905A (en) * | 2018-12-20 | 2019-05-10 | 深圳市优必选科技有限公司 | A kind of electric machine assembly and steering engine |
| CN110336401A (en) * | 2019-07-11 | 2019-10-15 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator module, motor, compressor and air conditioner |
| CN113513497A (en) * | 2020-04-09 | 2021-10-19 | Lg电子株式会社 | Magnetic bearing and compressor including the same |
| US11909296B2 (en) | 2020-04-09 | 2024-02-20 | Lg Electronics Inc. | Magnetic bearing and compressor having the same |
| CN113513497B (en) * | 2020-04-09 | 2024-04-12 | Lg电子株式会社 | Magnetic bearing and compressor comprising same |
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