CN211296483U - Stator assembly, motor and clothes treatment device - Google Patents
Stator assembly, motor and clothes treatment device Download PDFInfo
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- CN211296483U CN211296483U CN202020431712.XU CN202020431712U CN211296483U CN 211296483 U CN211296483 U CN 211296483U CN 202020431712 U CN202020431712 U CN 202020431712U CN 211296483 U CN211296483 U CN 211296483U
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Abstract
The utility model provides a stator module, motor and clothing processing apparatus. Wherein, stator module includes: the stator comprises a stator core and a winding, the stator core is provided with a stator slot, and the winding is wound on the stator core through the stator slot; the protection device is arranged on the stator and electrically connected with the winding, and is provided with a detection piece, the detection piece is positioned in the stator slot, and the detection piece is configured to be suitable for detecting the temperature of the winding. The utility model discloses a detection piece is located the stator slot, and the temperature of stator inslot winding is higher than the temperature of the winding of stator tip, so make detection piece be located the stator slot to detect the higher region of winding temperature, like this, can truly reflect the operating condition of winding, for stator module works safely provides effective and reliable detection data, improved protection device's detection precision and degree of accuracy, be favorable to promoting security and the reliability that the product used.
Description
Technical Field
The utility model relates to a clothing processing apparatus technical field particularly, relates to a stator module, a motor and a clothing processing apparatus.
Background
At present, fuses of outer rotor permanent magnet synchronous motors for pulsator washing machines in the market are fixed on windings at the end faces of stators. The winding temperature at the end face of the stator is not higher than that at the axial center in the stator slot, so that the phenomenon that the fuse still does not work when the winding temperature exceeds the protection value of the fuse is easy to occur, and the condition that devices are damaged or even safety accidents are caused can be caused.
SUMMERY OF THE UTILITY MODEL
The present invention aims at least solving one of the technical problems existing in the prior art or the related art.
To this end, a first aspect of the present invention provides a stator assembly.
A second aspect of the present invention provides an electric machine.
A third aspect of the present invention provides a laundry treating apparatus.
In view of this, the first aspect of the present invention provides a stator assembly, including: the stator comprises a stator core and a winding, the stator core is provided with a stator slot, and the winding is wound on the stator core through the stator slot; the protection device is arranged on the stator and electrically connected with the winding, and is provided with a detection piece, the detection piece is positioned in the stator slot, and the detection piece is configured to be suitable for detecting the temperature of the winding.
The utility model provides a pair of stator module includes stator and protection device, and wherein, the stator is equipped with stator core and winding, and the winding passes through stator core's stator slot coiling on stator core, through the assembly structure of reasonable stator and protection device that sets up for protection device's detection piece is located the stator slot, and then makes protection device according to the operating condition of the winding temperature adjustment stator that stator slot internal detection piece detected. If the winding temperature is higher than the preset value, the protection device controls to stop supplying current to the winding according to the winding temperature detected by the detection piece so as to stop the stator assembly to work, the safety and the reliability of product use can be ensured by the arrangement, and the condition that the product is damaged or even a safety accident is caused due to overhigh winding temperature is avoided.
Furthermore, the temperature of the winding in the stator slot is higher than that of the winding at the end part of the stator, so that the detection piece is positioned in the stator slot to detect the region with higher temperature of the winding, thus the working state of the winding can be truly reflected, effective and reliable detection data are provided for the safe work of the stator assembly, the detection precision and accuracy of the protection device are improved, and the use safety and reliability of products are favorably improved.
In addition, the protection device is arranged on the stator, and the stator has supporting and fixing functions on the protection device and provides structural support for subsequently limiting the assembly position of the detection piece relative to the winding.
According to the utility model discloses foretell stator module can also have following additional technical characterstic:
in the above technical solution, further, the detecting member is located in the middle of the stator slot along the axial direction of the stator core.
In this technical scheme, through rationally injecing the position of detection piece in the stator slot for along stator core's axis direction, the detection piece is located the middle part of stator slot, and the temperature of the winding department at stator slot middle part is higher, so make the detection piece be located the stator slot middle part, can guarantee that the data that the detection piece detected can effectively reflect the higher regional operating condition of winding temperature, be favorable to improving protection device's detection precision and degree of accuracy, and then be favorable to promoting the security and the reliability of product use.
In any of the above technical solutions, further, the protection device further includes: and the first connecting piece is connected with the detection piece and the winding.
In this technical scheme, protection device still includes first connecting piece, and detection piece and winding are connected to first connecting piece, and that is to say, detection piece and winding link together through first connecting piece, like this, can guarantee the distance and the position of detection piece for the winding, avoid the condition emergence that detection piece shifted, provide effective and reliable structural support for detecting a precise detection winding temperature. Specifically, the first connecting member includes an adhesive (e.g., glue), a connecting wire, and a solder (e.g., by soldering the detecting member and the winding).
In any of the above technical solutions, further, the stator further includes: the bracket is arranged at the end part of the stator core and is provided with insulating teeth; the stator core is provided with a plurality of stator teeth, a stator slot is formed between every two adjacent stator teeth, and the insulation teeth are positioned between the stator teeth and the winding.
In this technical scheme, the stator still includes the support, and the support is equipped with insulating tooth, and wherein, insulating tooth is located between stator tooth and the winding, and insulating tooth plays the effect of stator tooth and the winding of separating stator core, provides effective and reliable structural support for stator module's safe work.
In any of the above technical solutions, further, the protection device further includes: the electric control box is arranged on the bracket; the second connecting piece, automatically controlled box and detection piece pass through the second connecting piece and connect.
In the technical scheme, the protection device further comprises an electric control box and a second connecting piece. Wherein, automatically controlled box and detection piece are connected to the second connecting piece, promptly, and automatically controlled box and detection piece link together through the second connecting piece, and the second connecting piece plays the effect of supporting, fixed detection piece, and can guarantee the relative position relation between automatically controlled box, detection piece and the winding.
In any of the above technical solutions, further, the second connecting member is configured as a comb structure, the number of the detection members is plural, and at least one detection member is connected to any tooth of the comb structure.
In the technical scheme, the second connecting piece is constructed to be a comb structure by reasonably arranging the structure of the second connecting piece, any tooth part of the comb structure is connected with at least one detection piece, one tooth part can be connected with one detection piece, one tooth part can also be connected with a plurality of detection pieces, and meanwhile, one tooth part can be contained in one stator slot and one stator slot can also be contained in a plurality of tooth parts. This setting has increased the detection piece that is used for detecting the winding temperature, and has increased the position that the detection piece detected the winding, is favorable to promoting the precision and the stability that detect, in addition, if one of them detection piece damages still can detect with all the other detection pieces, makes stator module still can normal use, so has reduced the maintenance frequency of product, has promoted the performance of product.
In any of the above technical solutions, further, the electronic control box includes: the shell is provided with an accommodating cavity and is connected with the second connecting piece; and the circuit board is positioned in the accommodating cavity and is electrically connected with the detection piece and the winding.
In this technical scheme, automatically controlled box includes casing and circuit board. Wherein, the casing is formed with the chamber that holds that is used for the holding circuit board, like this, places the circuit board in and holds the intracavity back, and the casing plays the effect of protection to the circuit board that is located it, like this, can prevent impurity such as steam, filth from entering into in the casing and then lead to damaging the condition emergence of circuit board, and simultaneously, the casing still can protect the circuit board, avoids external force direct action to make the circuit board take place to damage in the circuit board. Specifically, glue is filled in the accommodating cavity, and the circuit board is fixed through the glue filling.
Furthermore, the circuit board is electrically connected with the detection piece and the winding, and the detection piece and the winding are indirectly connected together through the circuit board, so that when the temperature of the winding is higher than a preset value, the circuit board controls to stop supplying current to the winding according to the temperature of the winding detected by the detection piece so as to stop the stator assembly.
In any of the above technical solutions, further, the bracket is formed with an accommodating slot, and the electronic control box is accommodated in the accommodating slot.
In the technical scheme, the support is provided with the accommodating groove through reasonably arranging the assembling structure of the support and the electric control box, the electric control box is accommodated in the accommodating groove, the groove wall of the accommodating groove plays a limiting and fixing role on the electric control box positioned in the accommodating groove, and the situation that the electric control box is displaced is avoided. Simultaneously, because automatically controlled box holding is in the accepting groove, so can reduce the volume that automatically controlled box exposes the support outward, like this, can not increase stator module's whole overall dimension, and this structure setting makes the support can play the effect of protection to automatically controlled box to reduce the condition emergence of external force direct action in automatically controlled box, be favorable to prolonging the life of product.
In any of the above technical solutions, further, the accommodating groove is provided with a positioning portion, and the positioning portion extends from the bottom wall of the accommodating groove to the direction of the notch of the accommodating groove; the electric control box is provided with an installation through hole, and the positioning part is connected with the installation through hole in a penetrating way; and/or the electric control box is provided with a fixing part which is detachably connected with the insulating teeth.
In this technical scheme, the accepting groove is equipped with the location portion, and location portion extends to the notch direction of accepting groove from the diapire of accepting groove, and like this, when automatically controlled box was as for on the support, location portion passed the installation through-hole of automatically controlled box to realize that the support is spacing to automatically controlled box in the week of stator, avoid the circumstances of automatically controlled box aversion to take place. The structure is convenient to install, high in assembly efficiency and capable of effectively guaranteeing the assembly size of the electric control box and the support.
Further, automatically controlled box is equipped with the fixed part, and the fixed part is connected with the insulating tooth is detachable, promptly, and automatically controlled box passes through the fixed part and is connected with the insulating tooth is detachable, avoids the condition emergence that automatically controlled box shifted. The structure is convenient for the disassembly and assembly of the electric control box relative to the bracket, and the assembly efficiency is high. Specifically, the fixed part and insulating tooth joint, or the fixed part is connected through the mode of magnetism with insulating tooth, or the fastener passes the fixed part lock in insulating tooth in order to be in the same place electronic control box with the support is fixed.
Furthermore, the accommodating groove is provided with a positioning part, and the electric control box is provided with an installation through hole; and the electric control box is provided with a fixing part which is detachably connected with the insulating teeth. Like this, increased the hookup location of automatically controlled box and support, realized the effect of support at the spacing automatically controlled box of a plurality of directions and a plurality of angles, be favorable to promoting the steadiness and the reliability of support and automatically controlled box assembly.
In any of the above technical solutions, further, a positioning portion is provided based on the accommodating groove, the positioning portion has a positioning hole, the protection device is provided with a fastening piece, and the fastening piece is locked into the positioning hole from the top of the electronic control box to fix the electronic control box on the bracket; based on automatically controlled box is equipped with the fixed part, the prong of insulating tooth is formed with the depressed part, and the diapire of fixed part from automatically controlled box extends to deviating from automatically controlled box roof direction, and one in fixed part and the depressed part is equipped with the draw-in groove, and another is equipped with the buckle, and draw-in groove and buckle looks block are in order to be fixed in on the support with automatically controlled box.
In this technical scheme, location portion has the locating hole, and protection device is equipped with the fastener, utilizes the fastener to lock into the locating hole in order to be fixed in the support with automatically controlled box from the top of automatically controlled box on, should set up and realize spacing and fixed effect to automatically controlled box in the axial of stator, avoids the condition emergence that automatically controlled box shifted.
That is to say, location portion, installation through-hole, locating hole and fastener cooperate in order to realize spacing to automatically controlled box in the circumference of stator and axial, and then can guarantee the steadiness and the reliability of support and automatically controlled box assembly.
Further, the prong of insulating tooth is formed with the depressed part, the fixed part extends to deviating from automatically controlled box roof direction from the diapire of automatically controlled box, one of fixed part and depressed part is equipped with the draw-in groove, another is equipped with the buckle, the block effect that utilizes draw-in groove and buckle makes automatically controlled box and support assembly be in the same place, the structure setting of depressed part makes at least partial fixed part holding in the depressed part, play the effect of protection fixed part, and be favorable to reducing stator and detection device's whole overall dimension.
In any of the above technical solutions, further, the detecting member includes a fuse.
In this technical scheme, the detection piece includes the fuse, and the fuse passes through circuit board and winding series connection, and if the winding temperature is higher than the default, the fuse moves to the disconnection with the connecting circuit of winding, like this, the unable winding that flows into of electric current, and then makes stator module stop work.
A second aspect of the present invention provides an electric machine comprising a stator assembly according to any one of the first to fourth aspects.
The utility model provides a motor is because of including as in the first aspect any technical scheme's stator module, consequently has above-mentioned stator module's whole beneficial effect, does not do the statement one by one here.
Specifically, the motor further comprises a rotor, and the stator assembly is arranged on the outer side of the rotor in a surrounding mode or is positioned in the rotor.
A third aspect of the present invention provides a laundry treating apparatus comprising a motor according to the second aspect.
The laundry treating apparatus provided by the present invention has all the advantageous effects of the above-mentioned motor, which are not described herein one by one, because the laundry treating apparatus includes the motor as in the second aspect.
Specifically, the laundry treating apparatus includes a clutch connected with a motor.
Specifically, the fastener locks into the clutch through the motor to connect the clutch with the motor. The fasteners include screws, bolts, rivets, and the like.
Specifically, the laundry treating apparatus includes a washing machine and a dryer. Wherein, the washing machine comprises a pulsator washing machine and a drum washing machine.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 shows a schematic structural view of a protection device according to an embodiment of the present invention;
figure 2 shows a schematic structural view of a stator assembly of an embodiment of the present invention;
figure 3 shows a partial structural schematic of a stator assembly of one embodiment of the present invention;
fig. 4 shows a partial structural schematic view of a stator assembly according to an embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:
100 stator assembly, 110 stator slot, 120 protection device, 122 detection piece, 124 electric control box, 126 second connecting piece, 128 shell, 130 circuit board, 132 accommodating cavity, 134 mounting through hole, 140 support, 142 insulating tooth, 144 accommodating groove, 146 positioning part, 148 positioning hole, 150 fixing part, 160 depressed part, 170 buckle and 180 clamping groove.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
A stator assembly 100, a motor, and a laundry treating apparatus according to some embodiments of the present invention will be described below with reference to fig. 1 to 4.
Example 1:
as shown in fig. 1, 2 and 3, an embodiment of the first aspect of the present invention provides a stator assembly 100 including a stator and a protection device 120. The stator comprises a stator core and a winding, the stator core is provided with a stator slot 110, the winding is wound on the stator core through the stator slot 110, the protection device 120 is arranged on the stator, the protection device 120 is electrically connected with the winding, the protection device 120 is provided with a detection piece 122, the detection piece 122 is positioned in the stator slot 110, and the detection piece 122 is configured to be suitable for detecting the temperature of the winding.
In detail, the stator assembly 100 includes a stator and a protection device 120, wherein the stator is provided with a stator core and a winding, the winding is wound on the stator core through a stator slot 110 of the stator core, and by reasonably setting an assembly structure of the stator and the protection device 120, a detection piece 122 of the protection device 120 is located in the stator slot 110, so that the protection device 120 adjusts a working state of the stator according to a winding temperature detected by the detection piece 122 in the stator slot 110. For example, when the winding temperature is higher than the preset value, the protection device 120 controls to stop supplying current to the winding according to the winding temperature detected by the detection part 122 so as to stop the stator assembly 100 from working.
Further, the temperature of the winding in the stator slot 110 is higher than that of the winding at the end of the stator, so that the detecting element 122 is located in the stator slot 110 to detect the region with higher temperature of the winding, thus the working state of the winding can be truly reflected, effective and reliable detection data are provided for the safe work of the stator assembly 100, the detection precision and accuracy of the protection device 120 are improved, and the use safety and reliability of the product are improved.
Further, the protection device 120 further includes: and a first connecting member connecting the detecting member 122 and the winding. The protection device 120 further comprises a first connecting member, the first connecting member is connected with the detecting member 122 and the winding, that is, the detecting member 122 and the winding are connected together through the first connecting member, so that the distance and the position of the detecting member 122 relative to the winding can be ensured, the situation that the detecting member 122 is displaced is avoided, and an effective and reliable structural support is provided for the detecting member 122 to accurately detect the temperature of the winding. Specifically, the first connecting member includes an adhesive (e.g., glue), a connecting wire, and a solder (e.g., by soldering the detecting member 122 and the winding).
Example 2:
according to an embodiment of the invention, including the features defined in any of the above embodiments, and further: the detecting member 122 is located at the middle of the stator slot 110 in the axial direction of the stator core.
In detail, through rationally injecing the position of detection piece 122 in stator slot 110, make along stator core's axis direction, detection piece 122 is located the middle part of stator slot 110, the temperature of the winding department at stator slot 110 middle part is higher, so make detection piece 122 be located stator slot 110 middle part, can guarantee that the data that detection piece 122 detected can effectively reflect the higher regional operating condition of winding temperature, be favorable to improving protection device 120's detection precision and degree of accuracy, and then be favorable to promoting the security and the reliability of product use.
Specifically, the detecting member 122 is located in the middle of the stator slot 110 in the radial direction of the stator core; or the detecting member 122 is located in the middle of the stator slot 110 along the radial direction of the stator core, and the detecting member 122 is located in the middle of the stator slot 110 along the axial direction of the stator core; or the detector 122 is located at a notch of the stator slot 110, wherein the notch is located at a side of the stator slot 110 facing away from the axis of the stator core.
Example 3:
as shown in fig. 2, 3 and 4, according to an embodiment of the present invention, including the features defined in any of the above embodiments, and further: the stator further comprises a bracket 140, the bracket 140 is arranged at the end part of the stator core, and the bracket 140 is provided with insulating teeth 142; the stator core has a plurality of stator teeth with stator slots 110 formed between adjacent stator teeth and insulating teeth 142 between the stator teeth and the windings.
In detail, the stator further includes a bracket 140, and the bracket 140 is provided with an insulating tooth 142, wherein the insulating tooth 142 is located between the stator tooth and the winding, and the insulating tooth 142 functions to separate the stator tooth and the winding of the stator core, providing effective and reliable structural support for safe operation of the stator assembly 100.
Specifically, the number of the insulating teeth 142 is plural, the insulating teeth 142 are arranged at intervals along the circumferential direction of the stator core, each insulating tooth 142 corresponds to one stator tooth, and the stator teeth are inserted into the insulating teeth 142.
Example 4:
as shown in fig. 1, 2 and 3, according to an embodiment of the present invention, including the features defined in any of the above embodiments, and further: the protection device 120 further includes: the electronic control box 124 is arranged on the bracket 140; the second connecting member 126, the electronic control box 124 and the detecting member 122 are connected by the second connecting member 126.
In detail, the protection device 120 further comprises an electric control box 124 and a second connection member 126. The second connecting member 126 connects the electrical control box 124 and the detecting member 122, that is, the electrical control box 124 and the detecting member 122 are connected together through the second connecting member 126, and the second connecting member 126 plays a role of supporting and fixing the detecting member 122, and can ensure the relative position relationship among the electrical control box 124, the detecting member 122 and the winding.
Specifically, one of the electrical control box 124 and the second connecting member 126 is provided with a clamping groove, and the other is provided with a buckle matched with the clamping groove, and the buckle is clamped with the clamping groove to assemble the electrical control box 124 and the second connecting member 126 together. Or a fastener that locks into the electrical control box 124 through the second connector 126 to assemble the electrical control box 124 and the second connector 126 together.
Specifically, the second connecting member 126 is formed with a mounting groove, the detecting member 122 is accommodated in the mounting groove, a groove wall of the mounting groove has a limiting and fixing effect on the detecting member 122, a fastener can be used to pass through the detecting member 122 and lock the detecting member 122 into the mounting groove to assemble the detecting member 122 and the second connecting member 126 together, one of the mounting groove and the detecting member 122 can be provided with a clamping groove, the other one of the mounting groove and the detecting member 122 is provided with a buckle, and the clamping groove and the buckle are clamped to assemble the detecting member 122 and the second connecting member 126 together.
Specifically, the detecting element 122 is connected to the second connecting element 126, so that at least a portion of the detecting element 122 is exposed out of the second connecting element 126, and thus the detecting element 122 can directly detect the temperature of the winding, which is beneficial to improving the detecting accuracy of the detecting element 122 and the detecting sensitivity of the detecting element 122.
Further, the second connecting member 126 is constructed in a comb structure, the number of the detection members is plural, and at least one detection member 122 is connected to any one tooth of the comb structure. The second connecting member 126 is configured to be a comb structure by appropriately arranging the structure of the second connecting member 126, wherein at least one detecting member 122 is connected to any tooth portion of the comb structure, one tooth portion can be connected to one detecting member 122, or one tooth portion can be connected to a plurality of detecting members 122, and at the same time, one tooth portion can be contained in one stator slot 110, or a plurality of tooth portions can be contained in one stator slot 110. This setting has increased the detection piece 122 that is used for detecting the winding temperature, and has increased the position that detection piece 122 detected the winding, is favorable to promoting the precision and the stability that detect, in addition, still can detect with all the other detection pieces 122 if one of them detection piece damages for stator module 100 still can normal use, so has reduced the maintenance frequency of product, has promoted the performance of product.
Example 5:
as shown in fig. 3, according to an embodiment of the present invention, including the features defined in any of the above embodiments, and further: the electronic control box 124 comprises a housing 128 and a circuit board 130, wherein the housing 128 forms a containing cavity 132, the housing 128 is connected with the second connecting member 126, the circuit board 130 is located in the containing cavity 132, and the circuit board 130 is electrically connected with the detecting member 122 and the winding.
In detail, the electronic control box 124 includes a housing 128 and a circuit board 130. The housing 128 is formed with a containing cavity 132 for containing the circuit board 130, so that after the circuit board 130 is placed in the containing cavity 132, the housing 128 protects the circuit board 130 located therein, thereby preventing impurities such as water vapor and dirt from entering the housing 128 and further damaging the circuit board 130, and meanwhile, the housing 128 can also protect the circuit board 130, so as to prevent external force from directly acting on the circuit board 130 to damage the circuit board 130. Specifically, the accommodating cavity 132 is filled with glue, and the circuit board 130 is fixed by the glue.
Further, the circuit board 130 is electrically connected with the detection part 122 and the winding, and the detection part 122 and the winding are indirectly connected together through the circuit board 130, so that when the winding temperature is higher than a preset value, the circuit board 130 controls to stop supplying current to the winding according to the winding temperature detected by the detection part 122 so as to stop the stator assembly 100 from working.
Example 6:
as shown in fig. 4, according to an embodiment of the present invention, including the features defined in any of the above embodiments, and further: the bracket 140 is formed with a receiving groove 144, and the electrical control box 124 is received in the receiving groove 144.
In detail, by reasonably arranging the assembly structure of the bracket 140 and the electronic control box 124, the bracket 140 is formed with the accommodating groove 144, the electronic control box 124 is accommodated in the accommodating groove 144, and the groove wall of the accommodating groove 144 plays a role in limiting and fixing the electronic control box 124 therein, so as to avoid the displacement of the electronic control box 124. Meanwhile, because the electric control box 124 is accommodated in the accommodating groove 144, the volume of the electric control box 124 exposed out of the bracket 140 can be reduced, so that the overall dimension of the stator assembly 100 can not be increased, and the bracket 140 can play a role in protecting the electric control box 124 by the structural arrangement, so that the condition that external force is directly acted on the electric control box 124 is reduced, and the service life of a product is prolonged.
Specifically, the second connecting element 126 is formed with a protruding column, the protruding column penetrates through the bottom wall of the casing 128 and extends into the mounting hole of the circuit board 130, and the protruding column is matched with the mounting hole to ensure the position relationship between the second connecting element 126 and the circuit board 130, so as to ensure the position relationship between the detecting element 122 and the circuit board 130.
Further, as shown in fig. 1, 2 and 4, the accommodating groove 144 is provided with a positioning portion 146, and the positioning portion 146 extends from the bottom wall of the accommodating groove 144 to the notch direction of the accommodating groove 144; the electric control box 124 is provided with a mounting through hole 134, and the positioning part 146 is connected with the mounting through hole 134 in a penetrating way; and/or the electrical control box 124 is provided with a fixing part 150, and the fixing part 150 is detachably connected with the insulating teeth 142.
As shown in fig. 1 and 4, the accommodating groove 144 is provided with a positioning portion 146, and the positioning portion 146 extends from the bottom wall of the accommodating groove 144 to the notch direction of the accommodating groove 144, so that when the electronic control box 124 is placed on the bracket 140, the positioning portion 146 passes through the mounting through hole 134 of the electronic control box 124, so that the bracket 140 limits the electronic control box 124 in the circumferential direction of the stator, and the electronic control box 124 is prevented from shifting. The structure is convenient to install, high in assembly efficiency and capable of effectively guaranteeing the assembly size of the electric control box 124 and the bracket 140.
As shown in fig. 1 and fig. 2, the electrical control box 124 has a fixing portion 150, and the fixing portion 150 is detachably connected to the insulating teeth 142, that is, the electrical control box 124 is detachably connected to the insulating teeth 142 through the fixing portion 150, so as to prevent the electrical control box 124 from shifting. This structural arrangement is convenient for automatically controlled box 124 for the dismouting of support 140, and the assembly efficiency is high. Specifically, the fixing portion 150 is engaged with the insulating teeth 142, or the fixing portion 150 is connected with the insulating teeth 142 by magnetic attraction, or a fastener passes through the fixing portion 150 and is locked into the insulating teeth 142 to fix the electronic control box 124 and the bracket 140 together, where the fastener includes a screw, a bolt, and a rivet.
As shown in fig. 1, 2 and 4, the accommodating groove 144 is provided with a positioning portion 146, and the electrical control box 124 is provided with a mounting through hole 134; the electrical control box 124 has a fixing portion 150, and the fixing portion 150 is detachably connected to the insulating teeth 142. Therefore, the connecting positions of the electric control box 124 and the bracket 140 are increased, the effect of the bracket 140 on limiting the electric control box 124 in multiple directions and multiple angles is realized, and the stability and the reliability of the assembly of the bracket 140 and the electric control box 124 are improved.
Further, as shown in fig. 4, a positioning portion 146 is disposed on the basis of the receiving groove 144, the positioning portion 146 has a positioning hole 148, the protection device 120 has a fastening member, and the fastening member is locked into the positioning hole 148 from the top of the electrical control box 124 to fix the electrical control box 124 on the bracket 140; based on automatically controlled box 124 is equipped with fixed part 150, the prong of insulating tooth 142 is formed with depressed part 160, and fixed part 150 extends to the top wall direction that deviates from automatically controlled box 124 from the diapire of automatically controlled box 124, and one of fixed part 150 and depressed part 160 is equipped with draw-in groove 180, and the other is equipped with buckle 170, and draw-in groove 180 is in order to be fixed in on support 140 with automatically controlled box 124 with buckle 170 looks block.
The positioning portion 146 has a positioning hole 148, and the protection device 120 is provided with a fastener, and the electronic control box 124 is fixed on the bracket 140 by locking the fastener into the positioning hole 148 from the top of the electronic control box 124.
That is, the positioning portion 146, the mounting through hole 134, the positioning hole 148 and the fastening member cooperate to limit the electric control box 124 in the circumferential direction and the axial direction of the stator, so as to ensure the stability and reliability of the assembly of the bracket 140 and the electric control box 124.
As shown in fig. 1 to 4, a concave portion 160 is formed at a tooth tip of the insulating tooth 142, the fixing portion 150 extends from a bottom wall of the electronic control box 124 to a direction away from a top wall of the electronic control box 124, one of the fixing portion 150 and the concave portion 160 is provided with a slot 180, the other is provided with a buckle 170, the electronic control box 124 and the bracket 140 are assembled together by utilizing a clamping effect of the slot 180 and the buckle 170, and the concave portion 160 is structurally configured such that at least a part of the fixing portion 150 is accommodated in the concave portion 160 to protect the fixing portion 150, and the overall external dimensions of the stator and the detection device are reduced. Specifically, as shown in fig. 1 and 4, the recess 160 is provided with a locking groove 180, and the fixing portion 150 is provided with a locking buckle 170.
Further, the detecting member 122 includes a fuse. The detection member 122 includes a fuse connected in series with the winding through the circuit board 130, and if the winding temperature is higher than a preset value, the fuse operates to disconnect a connection circuit with the winding, so that current cannot flow into the winding, thereby stopping the stator assembly 100.
Example 7:
embodiments of the second aspect of the present invention provide an electric machine, comprising a stator assembly 100 as defined in any of the embodiments of the first aspect.
The utility model provides a motor is because of including as stator assembly 100 of any embodiment in the first aspect, consequently has above-mentioned stator assembly 100's whole beneficial effect, does not do the statement one by one here.
Specifically, the motor further includes a rotor, and the stator assembly 100 is enclosed at an outer side of the rotor, or the stator assembly 100 is located at an inner side of the rotor.
In particular, the electric machine further comprises a master controller, which is electrically connected to the protection device 120.
Example 8:
an embodiment of the third aspect of the present invention provides a laundry treating apparatus comprising a motor as in the second aspect.
The clothes treatment device provided by the utility model has all the beneficial effects of the motor because the clothes treatment device comprises the motor as the second aspect, and the description is not made herein one by one.
Specifically, the laundry treating apparatus includes a clutch connected with a motor.
Specifically, the fastener locks into the clutch through the motor to connect the clutch with the motor. The fasteners include screws, bolts, rivets, and the like.
Specifically, the laundry treating apparatus includes a washing machine and a dryer. Wherein, the washing machine comprises a pulsator washing machine and a drum washing machine.
The specific embodiment is as follows:
fuses are connected in series on any two phases of the three-phase winding of the stator, the fuses are connected to a circuit board 130, the circuit board 130 is integrated into the housing 128 of the electronic control box 124, and the electronic control box 124 is fixed to the bracket 140 of the stator by screws and snaps. After the fixing, the fuse is located at the axial center of the stator slot 110 and fixed with the winding of the stator through dispensing. Compared with the related technology, the temperature rise protection structure can measure the relatively high temperature of the winding, and the protection precision is improved.
The protection device 120 includes a fuse, a circuit board 130, a housing 128 and a second connector 126, the fuse and the circuit board 130 are fixed by the second connector 126, and the second connector 126 and the housing 128 are fixed by a card slot structure.
The circuit board 130 and the housing 128 are fixed by potting, the bracket 140 is provided with a positioning portion 146, and the electronic control box 124 is fixed with the positioning portion 146 by a screw.
In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (13)
1. A stator assembly, comprising:
the stator comprises a stator core and a winding, the stator core is provided with a stator slot, and the winding is wound on the stator core through the stator slot;
the protection device is arranged on the stator and electrically connected with the winding, and is provided with a detection piece which is positioned in the stator slot and is configured to be suitable for detecting the temperature of the winding.
2. The stator assembly of claim 1,
and the detection piece is positioned in the middle of the stator slot along the axial direction of the stator core.
3. The stator assembly of claim 1, wherein the protective device further comprises:
and the first connecting piece is connected with the detection piece and the winding.
4. The stator assembly of any of claims 1-3, further comprising:
the bracket is arranged at the end part of the stator core and provided with insulating teeth;
the stator iron core is provided with a plurality of stator teeth, the stator slots are formed between two adjacent stator teeth, and the insulating teeth are positioned between the stator teeth and the winding.
5. The stator assembly of claim 4, wherein the protective device further comprises:
the electric control box is arranged on the bracket;
and the electronic control box and the detection piece are connected through the second connecting piece.
6. The stator assembly of claim 5,
the second connecting piece is constructed into a comb structure, the number of the detection pieces is multiple, and any tooth part of the comb structure is connected with at least one detection piece.
7. The stator assembly of claim 5, wherein the electrical control box comprises:
a housing formed with an accommodating chamber, the housing being connected to the second connecting member;
and the circuit board is positioned in the accommodating cavity and is electrically connected with the detection piece and the winding.
8. The stator assembly of claim 5,
the bracket is provided with an accommodating groove, and the electric control box is accommodated in the accommodating groove.
9. The stator assembly of claim 8,
the accommodating groove is provided with a positioning part, and the positioning part extends from the bottom wall of the accommodating groove to the direction of the notch of the accommodating groove; the electric control box is provided with an installation through hole, and the positioning part is connected to the installation through hole in a penetrating manner; and/or
The electric control box is provided with a fixing part, and the fixing part is detachably connected with the insulating teeth.
10. The stator assembly of claim 9,
the positioning part is arranged on the basis of the accommodating groove, the positioning part is provided with a positioning hole, the protection device is provided with a fastening piece, and the fastening piece is locked into the positioning hole from the top of the electronic control box so as to fix the electronic control box on the bracket;
based on automatically controlled box is equipped with the fixed part, the prong of insulating tooth is formed with the depressed part, the fixed part is certainly the diapire of automatically controlled box is to deviating from automatically controlled box top wall direction extends, the fixed part with one in the depressed part is equipped with the draw-in groove, and another is equipped with the buckle, the draw-in groove with buckle looks block is in order to incite somebody to action automatically controlled box is fixed in on the support.
11. The stator assembly of any of claims 1-3, wherein the sensing member comprises a fuse.
12. An electric machine, comprising:
a stator assembly according to any of claims 1 to 11.
13. A laundry treating apparatus, comprising:
the electric machine of claim 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020431712.XU CN211296483U (en) | 2020-03-30 | 2020-03-30 | Stator assembly, motor and clothes treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020431712.XU CN211296483U (en) | 2020-03-30 | 2020-03-30 | Stator assembly, motor and clothes treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN211296483U true CN211296483U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020431712.XU Active CN211296483U (en) | 2020-03-30 | 2020-03-30 | Stator assembly, motor and clothes treatment device |
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| Country | Link |
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| CN (1) | CN211296483U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022172283A1 (en) * | 2021-02-12 | 2022-08-18 | Tvs Motor Company Limited | An electric machine |
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2020
- 2020-03-30 CN CN202020431712.XU patent/CN211296483U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022172283A1 (en) * | 2021-02-12 | 2022-08-18 | Tvs Motor Company Limited | An electric machine |
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