CN115333277A - Motor stator fixed knot strip, stator and motor are fixed to motor stator - Google Patents
Motor stator fixed knot strip, stator and motor are fixed to motor stator Download PDFInfo
- Publication number
- CN115333277A CN115333277A CN202110507697.1A CN202110507697A CN115333277A CN 115333277 A CN115333277 A CN 115333277A CN 202110507697 A CN202110507697 A CN 202110507697A CN 115333277 A CN115333277 A CN 115333277A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention relates to a motor stator fixing structure, a stator fixing buckle strip, a stator and a motor, wherein the motor stator fixing structure comprises a shell, the stator and the stator buckle strip, a positioning groove extending along the axial direction of the shell is arranged on the inner wall of the shell, a positioning table is arranged in the shell, a positioning hole is formed in the positioning table, the stator buckle strip is fixedly arranged on the stator and comprises a fixing strip and a first pressing end fixedly connected to the fixing strip, the fixing strip is arranged along the axial direction of the stator and protrudes out of the circumferential surface of the stator in the radial direction, and a first fastening hole is formed in the first pressing end. The motor stator fixing structure, the stator fixing buckling strip, the stator and the motor provided by the invention have simple and reliable structures, and the motor stator can be conveniently disassembled.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a motor stator fixing structure, a motor stator fixing buckle strip for the motor stator fixing structure, a stator comprising the motor stator fixing structure and a motor.
Background
The existing large-scale mining motor has the advantages of simple mechanism, reliable operation, less loss, high efficiency and the like, so that the motor is widely applied to the exploitation of large-scale mines. The motor comprises a stator and a rotor, wherein the stator is fixed on a shell of the motor, the current assembly mode of the stator and the shell of the motor comprises a hot sleeve mode and an external nailing mode, the hot sleeve mode is to heat the shell to expand the inner wall of the shell, and then the stator is sleeved in the hot sleeve mode, and the stator and the shell are in interference fit; the external nailing mode is to put the stator into the casing, ensure the relative position between the stator and the casing on the outer wall of the casing by using a bolt nailing mode, and then weld the bolt to prevent looseness. Although the relative position between stator and casing can effectual fixed stator of above-mentioned two kinds of common modes, if the motor appears damaging or needs to be changed at operation in-process stator or casing, or the stator is in place in the hot jacket in-process, it is great to want the maintenance degree of difficulty to appear above-mentioned circumstances, and probably stator and casing all can receive the damage, also probably other unstable situations appear after the later stage maintenance.
In order to solve this problem, patent document CN204030741U discloses a motor with a stator easy to disassemble, which includes a housing and a stator, and a compression piece, a bolt, a groove and 2 lifters are provided on one end of the stator. This motor passes through the spring, the slider, the push rod, the conflict piece is mutually supported, when the push rod is contradicted with the inclined plane, can be extrapolated towards the periphery of stator to the conflict piece, this moment the stator just is in fixed state with motor housing, the spring is located between slider and the spout, when needs are dismantled, unscrew the bolt, the push rod can lose the effect that compresses tightly of bolt, this moment because the effect of spring elasticity, can promote the direction of conflict piece toward the recess, the push rod also can receive the conflict effect of conflict piece this moment, and it is ejecting towards the opening part of recess, the indent of conflict piece runs through the inslot, the conflict piece separates with the conflict groove, can take out the stator from the shell this moment, realize the purpose that the stator is easy to disassemble.
Although the stator of the motor can be easily disassembled, the stator and the shell of the motor are fixed by the elastic force of the spring to realize the movement of the contact block, the structure is complex, and the contact block is easy to block in the moving process, so that the disassembly and the assembly of the stator of the motor are difficult.
Disclosure of Invention
The invention aims to provide a motor stator fixing structure which is simple and reliable in structure and can be used for conveniently disassembling a motor stator.
In order to achieve the purpose, the invention provides a motor stator fixing structure which comprises a machine shell, a stator and a stator buckling strip, wherein the stator and the stator buckling strip are arranged in the machine shell; when the stator is installed in the machine shell, a fixing strip of the stator buckling strip is inserted into the positioning groove, the fixing strip is attached to two side walls of the positioning groove, a first pressing end of the stator buckling strip is detachably connected with the positioning table through a first bolt, and the first bolt penetrates through the positioning hole and then is fastened in the first fastening hole.
In one embodiment, the inner wall of the casing is provided with a plurality of positioning grooves, the positioning grooves are uniformly distributed around the axis of the casing, the number of the stator buckling strips fixed on the stator is equal to that of the positioning grooves, and one stator buckling strip can be inserted into each positioning groove.
In one embodiment, the stator comprises a stator body, a first stator pressing ring and a second stator pressing ring, the first stator pressing ring and the second stator pressing ring are fixed at two ends of the stator body, the stator buckle strip further comprises a second pressing end, the first pressing end and the second pressing end are vertically and fixedly connected to two ends of the fixing strip, the first stator pressing ring and the second stator pressing ring are located between the first pressing end and the second pressing end, the first stator pressing ring and the second stator pressing ring are both provided with first clamping grooves arranged along the radial direction of the stator, and the first pressing end and the second pressing end of the stator buckle strip are respectively inserted into the first clamping grooves of the first stator pressing ring and the second stator pressing ring.
In one embodiment, the stator buckle bar is provided with a second fastening hole, the second stator pressing ring is provided with a threaded hole, the stator buckle bar is fixedly connected with the second stator pressing ring through a second bolt, and the second bolt penetrates through the second fastening hole and then is fixed in the threaded hole.
In one embodiment, the second fastening hole is formed in the fixing strip, and the second fastening hole is a counter bore.
In one embodiment, the positioning groove is a dovetail groove, and the shape of the part of the fixing strip inserted in the positioning groove is the same as that of the positioning groove; the first pressing end is tightly attached to the positioning table.
The motor stator fixing structure provided by the invention is different from the prior art in that the positioning groove is formed in the inner wall of the shell of the motor along the axial direction of the motor, the stator buckling strip is fixedly installed on the stator of the motor, the fixing strip of the stator buckling strip is arranged along the axial direction of the stator and protrudes out of the outer circumferential surface of the stator in the radial direction, when the stator needs to be installed, the fixing strip of the stator buckling strip fixed on the stator is aligned to the positioning groove in the shell, then the stator is inserted into the shell along the axial direction of the shell until the first pressing end of the stator buckling strip is attached to the positioning table in the shell, the first pressing end and the positioning table are fixed together by using the first bolt, and at the moment, the axial and circumferential positioning of the stator in the shell is realized by the fixed connection of the positioning table and the first pressing end and the insertion connection of the fixing strip and the positioning groove in the shell (the left side wall and the right side wall of the fixing strip are respectively attached to the left side wall and the right wall of the positioning groove); when later stage motor need maintain, only need lift off the first bolt of connecting location platform and first pressure end and can take out the stator to realize maintenance under the whole platform motor nondestructive state. Compared with the mode that the stator is fixed through the structures such as the spring, the abutting block and the like in the prior art, the motor stator fixing structure provided by the invention is simple and reliable in structure, and the motor stator can be conveniently disassembled.
Meanwhile, the invention also provides a motor stator buckle bar, a motor stator and a motor, which can realize the convenient disassembly and assembly of the motor stator and have the advantages of simple and reliable structure.
In order to achieve the purpose, the motor stator buckle strip provided by the invention comprises a fixing strip, a first pressing end and a second pressing end, wherein the first pressing end and the second pressing end are fixedly connected to two ends of the fixing strip, when a stator is installed in a machine shell, the motor stator buckle strip is fixedly installed on the stator, the fixing strip is inserted into a positioning groove of the machine shell, two end surfaces of the fixing strip are attached to two side walls of the positioning groove, and the first pressing end is detachably connected with a positioning table on the machine shell through a first bolt.
In one embodiment, the first pressing end and the second pressing end are both vertically connected with the fixing strip, and the fixing strip, the first pressing end and the second pressing end are of an integrated structure.
The invention provides a motor stator which comprises a stator body, a first stator pressing ring, a second stator pressing ring and a stator buckling strip, wherein the first stator pressing ring and the second stator pressing ring are fixed at two ends of the stator body, the stator buckling strip comprises a fixing strip and a first pressing end and a second pressing end which are fixedly connected with two ends of the fixing strip, the first pressing end and the second pressing end are both vertical to the fixing strip, a first fastening hole used for connecting a positioning table is formed in the first pressing end, the first stator pressing ring and the second stator pressing ring are located between the first pressing end and the second pressing end, first clamping grooves formed in the stator in the radial direction are formed in the first stator pressing ring and the second stator pressing ring, the first pressing end and the second pressing end of the stator buckling strip are respectively inserted into the first clamping grooves of the first stator pressing ring and the second stator pressing ring, and the fixing strip is arranged in the axial direction of the stator body and protrudes out of the outer circumferential surface of the stator body in the radial direction.
The motor provided by the invention comprises the motor stator fixing structure.
The motor stator buckle strip, the motor stator and the motor have the same technical advantages as the motor stator fixing structure in the prior art, and are not described again.
Drawings
The above and other objects, features and advantages of exemplary embodiments of the present disclosure will become readily apparent from the following detailed description, which proceeds with reference to the accompanying drawings. Several embodiments of the present disclosure are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which like reference numerals refer to similar or corresponding parts and in which:
fig. 1 is a front view of a stator holding structure of a motor according to an embodiment of the present invention, in which a stator button is installed on a stator;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a front view of the first stator clamping ring;
FIG. 4 is a right side view of the second stator clamping ring;
FIG. 5 is a schematic structural view of a stator gib;
FIG. 6 is a rear view of the housing of the motor;
FIG. 7 is a side view of FIG. 6;
FIG. 8 is a half sectional view of the motor;
description of reference numerals:
1-a machine shell; 11-a positioning groove; 12-a positioning table; 13-positioning holes; 2-stator buckling strips; 21-a fixing strip; 22-a first press end; 23-a second press end; 24-first fastening hole; 25-a second fastening hole; 31-a stator body; 32-a first stator pressing ring; 33-a second stator clamping ring; 34-a first card slot; 35-a second card slot; 36-threaded hole.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are some, but not all embodiments of the present disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
Referring to fig. 1, 2, 5 and 7, the stator fixing structure of the motor according to the basic embodiment of the present invention includes a housing 1, a stator mounted in the housing 1, and a stator fastening bar 2. Referring to fig. 7, a positioning groove 11 extending along the axial direction of the casing 1 is provided on the inner wall of the casing 1, that is, the positioning groove 11 is a through groove along the axial direction of the motor, and the length direction of the positioning groove 11 is parallel to the axial direction of the casing 1 or the motor. A positioning table 12 is disposed in the casing 1, the positioning table 12 may be detachably mounted in the casing 1 through bolts, or may be an integral structure formed with the casing 1, for example, as shown in fig. 6, the positioning table 12 is integral with the casing 1 and is located behind the positioning groove 11. A positioning hole 13 is formed in the positioning table 12, and the positioning hole 13 is a through hole for mounting a bolt.
Referring to fig. 2, the stator fastening strip 2 is fixedly mounted on the stator, and referring to fig. 5, the stator fastening strip 2 includes a fixing strip 21 and a first pressing end 22 fixedly connected to the fixing strip 21, and the fixing strip 21 and the first pressing end 22 are preferably an integral structure. Referring to fig. 1 and 2, the fixing bar 21 is disposed along an axial direction of the stator and protrudes radially from a circumferential surface of the stator, and the first pressing end 22 is provided with a first fastening hole 24. When the stator is installed in the casing 1, the fixing strip 21 of the stator buckle strip 2 is inserted in the positioning groove 11, and the fixing strip 21 is attached to two side walls of the positioning groove 11, that is, two end surfaces of the fixing strip 21 in the width direction are attached to two side walls of the positioning groove 11 in the width direction, so that the fixing strip 21 is fixed in the width direction of the positioning groove 11. The first pressing end 22 of the stator fastening bar 2 is detachably connected with the positioning table 12 through a first bolt, and the first bolt passes through the positioning hole 13 and then is fastened in the first fastening hole 24.
When the motor stator fixing structure provided by the above basic embodiment is used for fixedly mounting a stator, the fixing strip 21 of the stator buckle strip 2 fixed on the stator is aligned to the positioning groove 11 on the casing 1, then the stator is inserted into the casing 1 along the axis direction of the casing 1, the fixing strip 21 is then inserted into the positioning groove 11 until the first pressing end 22 of the stator buckle strip 2 is attached to the positioning table 12 inside the casing 1, and then the first pressing end 22 and the positioning table 12 are fixed together by the first bolt, at this time, the stator is axially and circumferentially positioned in the casing 1 by fixedly connecting the positioning table 12 with the first pressing end 22 and inserting the fixing strip 21 into the positioning groove 11 on the casing. When the motor needs to be maintained in the later period, the stator can be drawn out only by dismounting the first bolt connecting the positioning table 12 and the first pressing end 22, so that the maintenance of the whole motor in a lossless state can be simply and conveniently realized.
In the present invention, the number of the positioning slots 11 and the stator fastening strips 2 may be 1 or more, in a preferred embodiment of the present invention, as shown in fig. 7, there are a plurality of positioning slots 11 formed on the inner wall of the casing 1, and a plurality of positioning slots 11 are uniformly distributed around the axis of the casing 1, as shown in fig. 1 and fig. 2, and the number of the stator fastening strips 2 fixed on the stator is also a plurality, for example, 2, 8, 16, and the like. Many stator profile 2 are around the axis equipartition of stator, and the quantity of stator profile 2 is the same with the quantity of constant head tank 11, every homoenergetic inserts one in the constant head tank 11 stator profile 2. In this embodiment, through setting up many stator profile 2 around the stator axis equipartition to every stator profile 2 all inserts in constant head tank 11 on casing 1, can make the atress between stator and the casing 1 more even, thereby makes the motor operation more stable.
As shown in fig. 1 and 2, in a preferred embodiment of the present invention, the stator includes a stator body 31, a first stator pressing ring 32 and a second stator pressing ring 33, and the first stator pressing ring 32 and the second stator pressing ring 33 are fixed at both ends of the stator body 31. As shown in fig. 5, the stator fastening strip 2 further includes a second pressing end 23, the first pressing end 22 and the second pressing end 23 are vertically and fixedly connected to two ends of the fixing strip 21, and the fixing strip 21, the first pressing end 22 and the second pressing end 23 are preferably an integral structure. As shown in fig. 2, the first stator pressing ring 32 and the second stator pressing ring 33 are located between the first pressing end 22 and the second pressing end 23, as shown in fig. 3, a first clamping groove 34 is formed in an end surface of the first stator pressing ring 32 and is arranged along the radial direction of the stator, and the second stator pressing ring 33 and the first stator pressing ring 32 have the same structure and are symmetrically arranged in the front-back direction. Namely, the front end face (the end face far away from the center of the stator) of the first stator pressing ring 32 and the rear end face (the end face far away from the center of the stator) of the second stator pressing ring 33 are both provided with a first clamping groove 34. The first pressing end 22 and the second pressing end 23 of the stator fastening strip 2 are respectively inserted into the first clamping grooves 34 of the first stator pressing ring 32 and the second stator pressing ring 33. In this embodiment, the first stator pressing ring 32 and the second stator pressing ring 33 having the first engaging groove 34 are fixed at two ends of the stator body 31, and the stator fastening strip 2 is configured to have the first pressing end 22 and the second pressing end 23 at two ends, so that the stator fastening strip 2 can be conveniently and firmly fixed on the stator, and the stator fastening strip 2 can also play a role in fixing the first stator pressing ring 32 and the second stator pressing ring 33.
In addition to the above embodiments, it is further preferable that, as shown in fig. 3 and 4, a second engaging groove 35 is further formed on the circumferential surface of the first stator pressing ring 32, the second engaging groove 35 is connected to the first engaging groove 34, the width and shape of the second engaging groove 35 are the same as those of the fixing strip 21 of the stator buckle 2, and the second stator pressing ring 33 is configured to be symmetrical to the first stator pressing ring 32 in the front-rear direction. When the first pressing end 22 and the second pressing end 23 of the stator fastening strip 2 are respectively located in the first clamping groove 34 of the first stator pressing ring 32 and the second stator pressing ring 33, the front end and the rear end of the fixing strip 21 of the stator fastening strip 2 are simultaneously clamped in the second clamping groove 35 of the first stator pressing ring 32 and the second stator pressing ring 33. In the present embodiment, the second locking groove 35 is formed on the first stator pressing ring 32 and the second stator pressing ring 33, so that the stator fastening strip 2 can be more firmly fixed on the stator, and the stator fastening strip 2 can bear a larger torque.
In a further preferred embodiment of the present invention, as shown in fig. 5, a second fastening hole 25 is opened on the stator fastening strip 2, a threaded hole 36 is opened on the second stator pressing ring 33, the stator fastening strip 2 is fixedly connected to the second stator pressing ring 33 by a second bolt, and the second bolt passes through the second fastening hole 25 and is fixed to the threaded hole 36. The stator holding strip 2 is further fixedly connected with the second stator pressing ring 33 through the second bolt, so that the stator holding strip 2 can fall off from the stator when the stator is prevented from being assembled. More preferably, the second fastening hole 25 is opened in the fixing bar 21, and the second fastening hole 25 is a counter bore. The second fastening hole 25 is opened in the fixing strip 21, and when the stator is installed in the cabinet 1, the fixing strip 21 is located in the positioning groove 11 of the cabinet 1, so that the risk of the second bolt falling off can be eliminated.
In the present invention, the positioning groove 11 and the fixing strip 21 cooperate with each other to achieve circumferential fixing of the stator, and the cross-sectional shapes of the positioning groove 11 and the fixing strip 21 may adopt various suitable shapes, for example, the positioning groove 11 is a rectangular groove, and the cross-section of the fixing strip 21 is also a rectangular groove. Preferably, as shown in fig. 5 and 7, the positioning slot 11 is a dovetail groove, and the shape of the portion of the fixing strip 21 inserted into the positioning slot 11 is the same as that of the positioning slot 11, i.e. the portion also has a dovetail shape matching with the positioning slot 11. Corresponding part through with constant head tank 11 and fixed strip 21 sets up to the dovetail, can be so that the inclined plane of fixed strip 21 both sides and the inclined plane laminating of constant head tank 11 to when utilizing two inclined planes of fixed strip 21 to realize that stator circumference is fixed, also can realize the radial fixed of stator, can reduce the requirement to fitting gap between stator and the casing 1, thereby reduce the manufacturing cost of motor.
In the present invention, in order to further improve the axial fixing effect of the stator fastening strip 2 on the stator and the casing 1, preferably, the first pressing end 22 of the stator fastening strip 2 is tightly attached to the positioning table 12, that is, when the stator is installed, the stator is pushed when being inserted into the casing 1, so that the first pressing end 22 presses on the positioning table 12, and then the first bolt penetrates through the positioning hole 13 on the positioning table 12 and is fastened in the first fastening hole 24 on the first pressing end 22.
The same technical concept as that of the fixing structure of the motor stator provided by the above embodiment, the invention also provides a motor stator buckle strip, as shown in fig. 5, the stator buckle strip 2 comprises a fixing strip 21 and a first pressing end 22 and a second pressing end 23 fixedly connected to two ends of the fixing strip 21. Preferably, the first pressing end 22 and the second pressing end 23 are both vertically connected to the fixing strip 21, and the fixing strip 21, the first pressing end 22 and the second pressing end 23 are preferably of an integral structure. The portion of the fixing bar 21 inserted into the positioning groove 11 on the cabinet 1 is preferably dovetail-shaped.
When the stator is installed in casing 1, motor stator profile 2 fixed mounting is on the stator, fixed strip 21 inserts in casing 1's the constant head tank 11, two terminal surfaces of fixed strip 21 with two lateral walls laminating of constant head tank 11, first pressure end 22 with location platform 12 on the casing 1 is through first bolt detachably connection. The specific fixing manner of the stator fastening strip 2 and the stator pressing ring is the same as the above embodiment, and will not be described in detail here.
The invention also provides a motor stator, as shown in fig. 2, the motor stator comprises a stator body 31, a first stator pressing ring 32, a second stator pressing ring 33 and a stator buckle bar 2. The first stator pressing ring 32 and the second stator pressing ring 33 are fixed to both ends of the stator body 31 by a common connector such as a bolt. The stator buckling strip 2 comprises a fixing strip 21, and a first pressing end 22 and a second pressing end 23 which are fixedly connected to two ends of the fixing strip 21, the first pressing end 22 and the second pressing end 23 are perpendicular to the fixing strip 21, and a first fastening hole 24 used for connecting the positioning table 12 is formed in the first pressing end 22. The first stator pressing ring 32 and the second stator pressing ring 33 are located between the first pressing end 22 and the second pressing end 23, first clamping grooves 34 arranged along the radial direction of the stator are formed in the first stator pressing ring 32 and the second stator pressing ring 33, the first pressing end 22 and the second pressing end 23 of the stator buckle strip 2 are respectively inserted into the first clamping grooves 34 of the first stator pressing ring 32 and the second stator pressing ring 33, and the fixing strip 21 is arranged along the axial direction of the stator body 31 and protrudes out of the outer circumferential surface of the stator body 31 in the radial direction.
When the motor stator is assembled, the motor stator is directly inserted into the shell 1 of the motor, so that the fixing strip 21 on the motor stator is inserted into the positioning groove 11 of the shell 1, and then the stator buckling strip 2 is fixedly connected with the positioning table 12 on the shell 1 through a bolt.
The invention also provides a motor, which comprises the motor stator fixing structure described in the embodiment. As shown in fig. 8, the stator fixing structure of the motor comprises a housing 1, a stator mounted in the housing 1, and a stator fastening strip 2, wherein a positioning groove 11 extending along the axial direction of the housing 1 is provided on the inner wall of the housing 1. The specific structure and assembly manner are the same as those described in the above embodiments, and are not described herein again.
In conclusion, the technical scheme provided by the invention solves the problem that the stator is disassembled and assembled on the premise that another part is not damaged if the shell or the stator is damaged in the installation or use process of the motor, the stator and the shell are disassembled and separated by disassembling the bolts on the stator buckling strips, and the maintenance of the motor can be conveniently and quickly realized, so that the maintenance time can be saved, the maintenance cost can be saved, and the scrapping probability of the motor is reduced.
In the above description of the present specification, the terms "fixed," "mounted," "connected," or "connected," and the like, are to be construed broadly unless otherwise expressly specified or limited. For example, with the term "coupled", it can be fixedly coupled, detachably coupled, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship. Therefore, unless the specification explicitly defines otherwise, those skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.
In the above description of the present specification, certain directional terms are defined in the present invention, and in the case where no reverse explanation is made, directional terms such as "front, rear, upper, and lower" are used to mean that the motor provided in the present invention is defined under normal use conditions, in which one end of the output shaft of the motor is a front end and the end opposite to the output shaft of the motor is a rear end. The term "inner and outer" refers to the inner and outer contours of the respective component parts. These terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings of the present specification, and are only for convenience in explaining the aspects of the present invention and for the purpose of simplifying the description, and do not explicitly or implicitly indicate that the device or element concerned must have the specific orientation, be constructed and operated in the specific orientation, and thus the above-mentioned orientation or positional relationship terms should not be understood or interpreted as a limitation of the aspects of the present invention.
In addition, the terms "first" or "second", etc. used in this specification are used to refer to numbers or ordinal numbers only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present specification, "a plurality" means at least two, for example, two, three or more, and the like, unless specifically defined otherwise.
While various embodiments of the present invention have been shown and described herein, it will be obvious to those skilled in the art that such embodiments are provided by way of example only. Numerous modifications, changes, and substitutions will occur to those skilled in the art without departing from the spirit and scope of the present invention. It should be understood that various alternatives to the embodiments of the invention described herein may be employed in practicing the invention. It is intended that the following claims define the scope of the invention and that the module composition, equivalents, or alternatives falling within the scope of these claims be covered thereby.
Claims (10)
1. A motor stator fixing structure is characterized by comprising a machine shell (1), a stator and a stator buckle strip (2), wherein the stator and the stator buckle strip are installed in the machine shell (1), a positioning groove (11) which extends along the axial direction of the machine shell (1) is formed in the inner wall of the machine shell (1), a positioning table (12) is arranged in the machine shell (1), a positioning hole (13) is formed in the positioning table (12), the stator buckle strip (2) is fixedly installed on the stator, the stator buckle strip (2) comprises a fixing strip (21) and a first pressing end (22) which is fixedly connected to the fixing strip (21), the fixing strip (21) is arranged along the axial direction of the stator and protrudes out of the circumferential surface of the stator in the radial direction, and a first fastening hole (24) is formed in the first pressing end (22); when the stator is installed in the machine shell (1), a fixing strip (21) of the stator buckling strip (2) is inserted into the positioning groove (11), the fixing strip (21) is attached to two side walls of the positioning groove (11), a first pressing end (22) of the stator buckling strip (2) is detachably connected with the positioning table (12) through a first bolt, and the first bolt penetrates through the positioning hole (13) and then is fastened in the first fastening hole (24).
2. The motor stator fixing structure according to claim 1, wherein the inner wall of the housing (1) is provided with a plurality of positioning grooves (11), the plurality of positioning grooves (11) are uniformly distributed around the axis of the housing (1), the number of the stator fastening strips (2) fixed on the stator is the same as the number of the positioning grooves (11), and one stator fastening strip (2) can be inserted into each positioning groove (11).
3. The motor stator fixing structure according to claim 1 or 2, wherein the stator comprises a stator body (31), a first stator pressing ring (32) and a second stator pressing ring (33), the first stator pressing ring (32) and the second stator pressing ring (33) are fixed at two ends of the stator body (31), the stator fastening strip (2) further comprises a second pressing end (23), the first pressing end (22) and the second pressing end (23) are perpendicularly and fixedly connected at two ends of the fixing strip (21), the first stator pressing ring (32) and the second stator pressing ring (33) are located between the first pressing end (22) and the second pressing end (23), the first stator pressing ring (32) and the second stator pressing ring (33) are respectively provided with a first clamping groove (34) arranged along the radial direction of the stator, and the first pressing end (22) and the second pressing end (23) of the stator fastening strip (2) are respectively inserted into the first clamping groove (34) of the first stator pressing ring (32) and the second stator pressing ring (33).
4. The motor stator fixing structure according to claim 3, wherein the stator fastening bar (2) is provided with a second fastening hole (25), the second stator pressing ring (33) is provided with a threaded hole (36), the stator fastening bar (2) is fixedly connected with the second stator pressing ring (33) through a second bolt, and the second bolt passes through the second fastening hole (25) and then is fixed on the threaded hole (36).
5. The motor stator fixing structure according to claim 4, wherein the second fastening hole (25) is opened in the fixing bar (21), and the second fastening hole (25) is a counterbore.
6. The motor stator fixing structure according to any one of claims 1-2, wherein the positioning groove (11) is a dovetail groove, and a portion of the fixing strip (21) inserted in the positioning groove (11) has the same shape as the positioning groove (11); the first pressing end (22) is tightly attached to the positioning table (12).
7. The utility model provides a motor stator profile, its characterized in that includes fixed strip (21) and fixed connection and is in the end (23) are pressed to first pressure end (22) and the second at fixed strip (21) both ends, when the stator is installed in casing (1), motor stator profile fixed mounting is on the stator, fixed strip (21) insert in constant head tank (11) of casing (1), fixed strip (21) with two lateral walls laminating of constant head tank (11), first pressure end (22) with location platform (12) on casing (1) are through first bolt detachably connection.
8. The motor stator button strip according to claim 7, wherein the first pressing end (22) and the second pressing end (23) are both perpendicularly connected with the fixing strip (21), and the fixing strip (21), the first pressing end (22) and the second pressing end (23) are of an integral structure.
9. A motor stator is characterized by comprising a stator body (31), a first stator pressing ring (32), a second stator pressing ring (33) and a stator buckling strip (2), the first stator pressing ring (32) and the second stator pressing ring (33) are fixed at two ends of the stator body (31), the stator buckling strip (2) comprises a fixing strip (21) and a first pressing end (22) and a second pressing end (23) which are fixedly connected to the two ends of the fixing strip (21), the first pressing end (22) and the second pressing end (23) are both vertical to the fixing strip (21), the first pressing end (22) is provided with a first fastening hole (24) for connecting the positioning table (12), the first stator clamping ring (32) and the second stator clamping ring (33) are positioned between the first pressing end (22) and the second pressing end (23), the first stator pressing ring (32) and the second stator pressing ring (33) are both provided with a first clamping groove (34) which is arranged along the radial direction of the stator, a first pressing end (22) and a second pressing end (23) of the stator buckle bar (2) are respectively inserted into a first clamping groove (34) of the first stator pressing ring (32) and the second stator pressing ring (33), the fixing strips (21) are arranged along the axial direction of the stator body (31) and protrude out of the outer circumferential surface of the stator body (31) in the radial direction.
10. An electric motor comprising the motor stator fixing structure of any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110507697.1A CN115333277A (en) | 2021-05-10 | 2021-05-10 | Motor stator fixed knot strip, stator and motor are fixed to motor stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110507697.1A CN115333277A (en) | 2021-05-10 | 2021-05-10 | Motor stator fixed knot strip, stator and motor are fixed to motor stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115333277A true CN115333277A (en) | 2022-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110507697.1A Pending CN115333277A (en) | 2021-05-10 | 2021-05-10 | Motor stator fixed knot strip, stator and motor are fixed to motor stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115333277A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116613945A (en) * | 2023-05-25 | 2023-08-18 | 江苏大中电机股份有限公司 | Motor punching sheet press-fitting processing technology |
-
2021
- 2021-05-10 CN CN202110507697.1A patent/CN115333277A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116613945A (en) * | 2023-05-25 | 2023-08-18 | 江苏大中电机股份有限公司 | Motor punching sheet press-fitting processing technology |
| CN116613945B (en) * | 2023-05-25 | 2024-02-20 | 江苏大中电机股份有限公司 | Motor punching sheet press-fitting processing technology |
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