CN212627552U - Flat wire stator provided with temperature sensor - Google Patents
Flat wire stator provided with temperature sensor Download PDFInfo
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- CN212627552U CN212627552U CN202021235461.4U CN202021235461U CN212627552U CN 212627552 U CN212627552 U CN 212627552U CN 202021235461 U CN202021235461 U CN 202021235461U CN 212627552 U CN212627552 U CN 212627552U
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- flat
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- temperature sensor
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Abstract
The utility model relates to a flat wire stator provided with a temperature sensor, which comprises a flat wire stator, a temperature sensor and a sleeve, wherein the flat wire stator comprises a stator core and a flat copper winding coil arranged on the stator core, and the flat copper winding coil comprises a plurality of flat copper windings; the head part of the temperature sensor is an inductive element part; the sleeve is sleeved on one of the flat copper winding wires, and the induction element part is clamped in a gap between the sleeve and the flat copper winding wire. The embodiment of the utility model provides an install temperature sensor's flat wire stator, through the sleeve pipe with temperature sensor's sensing element part card between sleeve pipe internal face and flat copper wire winding, overall structure is simple to do not influence arranging of other components, simultaneously, sensing element part laminates on the flat copper wire winding, can effectively measure the temperature.
Description
Technical Field
The utility model relates to a flat wire stator production and processing technology field, in particular to install temperature sensor's flat wire stator.
Background
With the rapid development of the new energy automobile industry, the flat wire motor is concerned by more and more people due to the characteristics of better heat-conducting property, higher power density and the like.
The manufacture of the flat wire stator needs to be carried out by the procedures of wire insertion, head twisting, welding, powder sticking, paint dripping and the like.
Temperature measuring elements are required to be arranged on the flat wire motor so as to know the rated load capacity and overload capacity of the motor when the motor operates in a rated state; drawing a limit working capacity curve of the flat wire motor in an allowed voltage variation range and at different cooling medium temperatures, thereby providing a basis for the operation of the motor; the relation between the temperature of each part of the flat wire motor and the temperature of the highest heating point is researched, and a basis is provided for evaluating and improving the structure of the flat wire motor and a ventilation cooling system; measuring the insulation heat drop of the stator winding, and researching the insulation aging condition reflected by the insulation heat drop; the relation among the average temperature of the winding, the temperature of the highest heating point and the temperature reflected by the temperature of the lowest heating point is determined, and a method for accurately monitoring and measuring the temperature of the winding is researched.
In the correlation technique, the installation of the temperature sensor in the flat wire stator is carried out after the flat wire stator is manufactured and finished, the flat wire stator is glued or installed by special structural members after being bound, the installation cost is high, the overall structure of the flat wire stator provided with the temperature sensor is complex, and the arrangement of other related parts in the later period is not facilitated.
Disclosure of Invention
The embodiment of the utility model provides an install temperature sensor's flat wire stator to the flat wire stator overall structure who installs temperature sensor in solving the correlation technique is complicated, is unfavorable for the problem that other relevant parts in later stage arranged.
On one hand, the embodiment of the utility model provides a flat wire stator with a temperature sensor, which comprises a flat wire stator, a temperature sensor and a sleeve, wherein the flat wire stator comprises a stator core and a flat copper winding coil arranged on the stator core, and the flat copper winding coil comprises a plurality of flat copper windings; the head part of the temperature sensor is an inductive element part; the sleeve is sleeved on one of the flat copper winding wires, and the induction element part is clamped in a gap between the sleeve and the flat copper winding wire.
In some embodiments, the top surface of the stator core is provided with a plurality of slot coils arranged concentrically and at intervals, the slot coils are formed by a plurality of slots arranged at intervals along the radial direction of the top surface of the stator core, a plurality of flat copper windings are respectively embedded into the slots of each slot coil to form a multi-layer winding, and the sleeve is sleeved on one of the flat copper windings of the outermost winding.
In some embodiments, the flat copper winding includes a vertical portion and an inclined portion, the vertical portion and the inclined portion are of an integrally formed structure, and the sleeve is sleeved on the periphery of the inclined portion.
In some embodiments, the upward proximal end of the sleeve has a narrowed section that fits tightly around the perimeter of the copper flat wire.
In some embodiments, the sleeve and the entire periphery of the flat copper wire wrapped around the sleeve are coated with an insulating paint layer.
In some embodiments, the diameter of the sleeve is 1.1 to 1.6 times the sum of the width of the inductive element portion and the diameter of the flat copper wire.
In some embodiments, the sleeve has a thickness in the range of 0.5mm to 3 mm.
In some embodiments, the sleeve is a heat shrink sleeve.
In some embodiments, the sleeve is made of an elastic material.
In some embodiments, after the sensing element at the head of the temperature sensor is clamped in the gap between the sleeve and the flat copper winding, the tail of the temperature sensor faces upwards.
The utility model provides a beneficial effect that technical scheme brought includes:
the embodiment of the utility model provides an install temperature sensor's flat wire stator, owing to fix temperature sensor's sensing element part card between sleeve pipe internal face and flat copper wire winding through the sleeve pipe, overall structure is simple to do not influence arranging of other components, simultaneously, sensing element part laminates on the flat copper wire winding, can effectively measure the temperature.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a flat wire stator mounted with a temperature sensor according to an embodiment of the present invention;
fig. 2 is an enlarged schematic structural view of a circle i portion in fig. 1 according to an embodiment of the present invention;
fig. 3 is an enlarged schematic structural diagram of a circle ii portion in fig. 1 according to an embodiment of the present invention.
In the figure: 1. a stator core; 2. a temperature sensor; 3. a sleeve; 4. a flat copper coil; 41. a vertical portion; 42. an inclined portion.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The embodiment of the utility model provides an install temperature sensor's flat wire stator, it can solve among the prior art flat wire stator installation temperature sensor 2 back overall structure complicated, is unfavorable for the problem that other relevant parts in later stage arranged.
The embodiment of the utility model provides an install temperature sensor's flat wire stator, owing to fix the sensing element part card of temperature sensor 2 in between 3 internal faces of sleeve pipe and the flat copper wire winding through sleeve pipe 3, overall structure is simple to do not influence arranging of other components, simultaneously, sensing element part is laminated on the flat copper wire winding, can effectively measure the temperature.
Referring to fig. 1, an embodiment of the present invention provides a flat wire stator with a temperature sensor, including a flat wire stator, a temperature sensor 2, and a sleeve 3, where the flat wire stator includes a stator core 1 and a flat copper winding coil 4 disposed on the stator core 1, and the flat copper winding coil 4 includes a plurality of flat copper windings; the head part of the temperature sensor 2 is an inductive element part; the sleeve 3 is sleeved on one of the flat copper winding wires, and the sensing element part is clamped in a gap between the sleeve 3 and the flat copper winding wire.
In a specific embodiment, a plurality of concentric winding slot coils are arranged on the top surface of the stator core 1 at intervals, the winding slot coils are formed by a plurality of winding slots arranged along the radial direction of the top surface of the stator core 1 at intervals, a plurality of flat copper windings are respectively embedded into the winding slots of one winding slot coil to form a winding group, and a plurality of flat copper wires are respectively embedded into each winding slot group to form a plurality of layers of flat copper winding coils 4.
In a preferred embodiment, in order to facilitate installation of the temperature sensor 2 and avoid the temperature sensor 2 from being arranged on the copper flat winding coil 4 of the inner coil layer, the overall structure of the copper flat winding coil of the inner coil layer is affected due to the limited spatial arrangement between two adjacent copper flat winding coils 4, and the sleeve 3 is sleeved on one of the copper flat winding coils of the outermost layer.
It is known that the flat copper wire includes a vertical portion 41 and an inclined portion 42, and the vertical portion 41 and the inclined portion 42 are integrally formed.
In a preferred embodiment, the sleeve 3 is sleeved on the periphery of the inclined portion 42, because the gap between the inclined portions 42 of two adjacent flat copper windings in the same layer is smaller than the gap between the vertical portions 41 of two adjacent flat copper windings in the same layer, the sensing element portion of the temperature sensor 2 can be fixed more conveniently, and meanwhile, after the sensing element portion is clamped and fixed on the sleeve 3, the inclined portion 42 plays a role in restraining in the gravity direction, and the sensing element portion is not easy to slip off from the gap between the sleeve 3 and the flat copper windings under the action of gravity.
In some embodiments, the upward proximal end portion of the sleeve 3 has a shrinking section, and the shrinking section is tightly fitted on the periphery of the flat copper wire, so as to prevent impurities from entering a gap between the sleeve 3 and the temperature sensor 2 during subsequent powder sticking, paint dripping and other processes of the flat wire stator with the temperature sensor 2, and influence the accuracy of the sensing element part in measuring the flat copper wire winding temperature.
In some embodiments, the sleeve 3 and the whole periphery of the flat copper winding sleeved on the sleeve 3 are coated with an insulating paint layer, and the insulating paint layer is used for curing the shape of the sleeve 3 coated with the induction element part, so that the phenomenon that the clamping position of the induction element part slides and even loosens due to insufficient curing of the material of the sleeve 3 in the use process of the flat wire stator is prevented.
In a preferred embodiment, the diameter of the sleeve 3 is 1.1-1.6 times the sum of the width of the sensing element portion and the diameter of the flat copper wire, so that the sensing element portion can be effectively clamped on the periphery of the flat copper wire.
In a preferred embodiment, the sleeve 3 is a heat-shrinkable sleeve 3, so that during production and processing, the sleeve 3 is heated to be tightened, and further covers and clamps the sensing element part, so that the fixing effect is better. In a more preferred embodiment, the thickness of the sleeve 3 is in a range of 0.5mm to 3mm, so that the sleeve 3 can be heated simultaneously to effectively tighten and cover the inductive element part in the flat wire stator processing procedure, particularly in the powder sticking and paint dripping procedures.
In some embodiments, the sleeve 3 is made of an elastic material, so that the sleeve 3 can form a sufficient covering force on the sensing element part by utilizing the elastic characteristic thereof to fix the temperature sensor 2 on the flat copper winding wire.
In some embodiments, after the sensing element at the head of the temperature sensor 2 is clamped in the gap between the sleeve 3 and the flat copper winding, the tail of the temperature sensor 2 is arranged upward, specifically, the metal wire part of the temperature sensor 2 is arranged above the sleeve 3, so as to fully utilize the height space of the flat copper winding coil 4 above the sleeve 3, and meanwhile, the metal wire part is not easy to contact with the stator core 1, and the accuracy of temperature measurement of the temperature sensor 2 is not affected.
The utility model provides an install one of them mounting method of temperature sensor 2's flat wire stator does:
embedding flat copper windings in winding slots on the top surface of the stator core 1 to form a multi-layer flat copper winding coil 4;
in the prior art, the number of the coil layers of the flat copper winding coil 4 is even, and the inclination directions of the flat copper winding wires of the odd coil layers and the flat copper winding wires of the even coil layers are opposite;
sleeving a heat-shrinkable sleeve 3 on one of the flat copper wires at the outermost ring from the vertical part 41 to the inclined part 42 until the whole heat-shrinkable sleeve 3 passes through the vertical part 41 and is sleeved on the periphery of the inclined part 42;
inserting a head sensing element part of the temperature sensor 2 into a gap between the sleeve 3 and the flat copper winding from top to bottom, and pre-fixing the sensing element part;
welding and fixing the vertical parts 41 of the flat copper windings of the even-number circle layers and the flat copper windings of the odd-number circle layers;
the flat wire stator pre-fixed with the temperature sensor 2 is integrally adhered with powder and dripped with paint, and the heat-shrinkable sleeve 3 is heated to shrink and tightly hold the induction element part of the temperature sensor 2 after being adhered with the powder and dripped with paint.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
It is noted that, in the present invention, relational terms such as "first" and "second", and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an install temperature sensor's flat wire stator which characterized in that, it includes:
the flat wire stator comprises a stator core and a flat copper winding coil arranged on the stator core, wherein the flat copper winding coil comprises a plurality of flat copper windings;
a temperature sensor, the head of which is an inductive element part;
the sleeve is sleeved on one of the flat copper winding wires, and the induction element part is clamped in a gap between the sleeve and the flat copper winding wire.
2. The flat wire stator with a temperature sensor mounted thereon according to claim 1, wherein the top surface of the stator core is provided with a plurality of slot coils concentrically arranged at intervals, the slot coils are formed of a plurality of slots arranged at intervals in a radial direction of the top surface of the stator core, a plurality of flat copper wires are respectively inserted into the slots of the slot coils to form a multi-layer coil, and the sleeve is fitted over one of the flat copper wires of the outermost coil.
3. The flat wire stator mounted with a temperature sensor according to claim 1, wherein the flat copper wire includes a vertical portion and an inclined portion, the vertical portion and the inclined portion are of an integrally formed structure, and the sleeve is fitted around the periphery of the inclined portion.
4. The flat wire stator with a temperature sensor mounted thereon according to claim 1, wherein the upward proximal end of the sleeve has a constricted section that is tightly fitted around the flat copper wire.
5. The flat wire stator mounted with a temperature sensor according to claim 1, wherein the sleeve and the entire periphery of the flat copper wire wound around the sleeve are coated with an insulating paint layer.
6. The temperature sensor-mounted flat wire stator of claim 1, wherein the diameter of said sleeve is 1.1 to 1.6 times the sum of the sensing element portion width and the flat copper wire winding diameter.
7. The flat wire stator with a temperature sensor mounted thereon of claim 1, wherein said sleeve has a thickness in the range of 0.5mm to 3 mm.
8. The temperature sensor-mounted flat wire stator according to claim 1, wherein the sleeve is a heat-shrinkable sleeve.
9. The flat wire stator with a temperature sensor mounted thereon of claim 1, wherein said sleeve is made of a material of elastic material.
10. The flat wire stator with a temperature sensor mounted thereon according to claim 1, wherein the temperature sensor is disposed with its tail portion facing upward after the sensing element at its head portion is fitted in the gap between the sleeve and the flat copper wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021235461.4U CN212627552U (en) | 2020-06-24 | 2020-06-24 | Flat wire stator provided with temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021235461.4U CN212627552U (en) | 2020-06-24 | 2020-06-24 | Flat wire stator provided with temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212627552U true CN212627552U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021235461.4U Active CN212627552U (en) | 2020-06-24 | 2020-06-24 | Flat wire stator provided with temperature sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN212627552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11237062B2 (en) * | 2018-03-30 | 2022-02-01 | Shibaura Electronics Co., Ltd. | Temperature detection device and assembly thereof |
-
2020
- 2020-06-24 CN CN202021235461.4U patent/CN212627552U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11237062B2 (en) * | 2018-03-30 | 2022-02-01 | Shibaura Electronics Co., Ltd. | Temperature detection device and assembly thereof |
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