CN111682707A - Method for installing temperature sensor on flat wire stator and flat wire stator - Google Patents
Method for installing temperature sensor on flat wire stator and flat wire stator Download PDFInfo
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- CN111682707A CN111682707A CN202010592478.3A CN202010592478A CN111682707A CN 111682707 A CN111682707 A CN 111682707A CN 202010592478 A CN202010592478 A CN 202010592478A CN 111682707 A CN111682707 A CN 111682707A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/25—Devices for sensing temperature, or actuated thereby
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
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Abstract
The application relates to a method for installing a temperature sensor on a flat wire stator and the flat wire stator, wherein the installation method comprises the following steps: sleeving a heat-shrinkable sleeve on one of the flat copper winding wires of the flat wire stator, and inserting the induction element part into a gap between the heat-shrinkable sleeve and the flat copper winding wires; welding a flat wire stator; the heat-shrinkable sleeve and the flat wire stator are integrally adhered with powder and dripped with paint. The embodiment of the application provides a temperature sensor installation method on flat wire stator, adopt heat shrinkage bush cover on one of them band copper winding wire of flat wire stator, insert induction element part in the gap between heat shrinkage bush and the band copper winding wire, weld again, in gluing powder and dripping the lacquer in-process, heat shrinkage bush is heated shrink and wraps up induction element part tightly, the heat shrinkage bush outer wall is stained with insulating varnish and is solidified, in order to realize being fixed in on the band copper winding wire with temperature sensor, the installation method is simple, low cost is realized, temperature sensor can not become flexible, and form the physical protective action to the induction element part of temperature sensor's head.
Description
Technical Field
The application relates to the technical field of installation of temperature sensors, in particular to a method for installing a temperature sensor on a flat wire stator and the flat wire stator.
Background
With the rapid development of the new energy automobile industry, a flat wire motor with the characteristics of better heat conductivity, higher power density and the like is paid more and more attention.
The manufacturing of flat wire stator needs to be through processes such as plug wire, turn round the head, welding, glue powder, drop lacquer, and in the correlation technique, the installation of the temperature sensor in the flat wire stator is all after the flat wire stator is made and is accomplished, adopts the ligature back rubber coating or special structure to install, has that installation cost is high, and the flat wire stator overall structure who installs temperature sensor is complicated, is unfavorable for the problem of arranging of other relevant parts in later stage.
Disclosure of Invention
The embodiment of the application provides a temperature sensor installation method on a flat wire stator and the flat wire stator, and aims to solve the problems that in the related art, the installation cost of the temperature sensor is high, and the structure of the flat wire stator is complex after the temperature sensor is installed.
In one aspect, an embodiment of the present application provides a method for installing a temperature sensor on a flat wire stator, which includes the following steps:
sleeving a heat-shrinkable sleeve on one of the flat copper winding wires of the flat wire stator, and inserting an induction element part at the head of the temperature sensor into a gap between the heat-shrinkable sleeve and the flat copper winding wires;
welding a flat wire stator;
the heat-shrinkable sleeve and the flat wire stator are integrally adhered with powder and dripped with paint.
In some embodiments, a heat shrink sleeve is placed over a flat copper wire of the outermost ring of the flat wire stator.
In some embodiments, the heat-shrinkable sleeve is sleeved on one of the flat copper wires of the flat wire stator, and the sensing element part of the head of the temperature sensor is inserted into a gap between the heat-shrinkable sleeve and the flat copper wire, specifically including the following steps:
bending a flat copper winding at the outermost ring of the flat wire stator outwards;
removing the heat-shrinkable sleeve along the bent flat copper winding until the heat-shrinkable sleeve integrally penetrates through the vertical part of the bent flat copper winding and the tail end of the heat-shrinkable sleeve reaches the inclined part of the flat copper winding;
and inserting the sensing element part of the head of the temperature sensor into a gap between the tail end of the heat-shrinkable sleeve and the bent flat copper winding until the sensing element part of the head of the temperature sensor is clamped.
In some embodiments, the bending angle for bending the flat copper wire of the outermost ring of the flat wire stator outwards ranges from 5 degrees to 45 degrees.
In some embodiments, the step of inserting the sensing element portion of the temperature sensor head into the gap between the heat shrinkable sleeve tail end and the bent flat copper wire until after the sensing element portion of the temperature sensor head is clamped, further comprises:
and the bent flat copper winding with the induction element part clamped by the heat-shrinkable sleeve is folded inwards to the original position, and the temperature sensor is fixed.
In some embodiments, before the bending flat copper winding with the sensing element part clamped by the heat shrinkable sleeve is folded back inwards to the original position and the temperature sensor is fixed, the method further comprises the following steps:
and heating the heat-shrinkable sleeve by a blow molding method, wherein the heat-shrinkable sleeve is heated, shrunk and tightened so as to clamp the sensing element part of the head part of the temperature sensor.
In some embodiments, before the bending flat copper winding with the sensing element part clamped by the heat shrinkable sleeve is folded back inwards to the original position and the temperature sensor is fixed, the method further comprises the following steps:
the redundant part of the heat shrinkable sleeve around the sensing element part of the temperature sensor is pre-clamped by a clamping method so as to realize the pre-fixing of the sensing element of the temperature sensor.
In some embodiments, the step of adhering the powder and the paint to the whole of the heat-shrinkable tube and the flat wire stator further comprises the following steps:
and carrying out blow molding thermal shrinkage on the open end of the thermal shrinkage sleeve for preventing powder in the powder sticking process from entering an induction element part of a temperature sensor in the thermal shrinkage sleeve to influence the temperature measurement accuracy.
On the other hand, the embodiment of the present application further provides a flat wire stator installed by applying the method for installing a temperature sensor on a flat wire stator, which includes a flat wire stator, a temperature sensor and a heat-shrinkable sleeve, where the flat wire stator includes a stator core and a flat copper winding coil arranged on the stator core, and the flat copper winding coil includes a plurality of flat copper windings; the head part of the temperature sensor is an inductive element part; the heat-shrinkable 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 flat-wire stator is provided with a plurality of winding groove coils concentrically arranged at intervals, the winding groove coils are formed by a plurality of winding grooves arranged at intervals along the radial direction of the top surface of the stator core, a plurality of flat copper winding wires are respectively embedded into the winding grooves of the winding groove coils to form a multi-layer winding coil, and the heat-shrinkable sleeve is sleeved on one of the flat copper winding wires of the outermost winding coil.
The beneficial effect that technical scheme that this application provided brought includes:
the embodiment of the application provides a temperature sensor installation method on a flat wire stator, because adopt heat-shrinkable tube cover on one of them band copper winding wire of flat wire stator before welding the flat wire stator, insert the inductive element part of temperature sensor's head in the gap between heat-shrinkable tube and the band copper winding wire, weld again, heat-shrinkable tube glues powder, the drip paint with flat wire stator is whole, in gluing powder and drip paint process, the heat-shrinkable tube is heated and contracts, the inductive element part of temperature sensor's head is packed tightly to the heat-shrinkable tube inner wall, the heat-shrinkable tube outer wall is glued insulating varnish and is solidified, in order to realize that the heat-shrinkable tube is fixed in temperature sensor on the band copper winding wire, the installation method is simple, low in cost is realized, the installation effect is good, temperature sensor can not become flexible, and form the physical protection to the inductive element part of temperature sensor's head.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a flowchart of a method for installing a temperature sensor on a flat wire stator according to an embodiment of the present disclosure;
fig. 2 is a schematic view illustrating an installation of a temperature sensor on a flat wire stator according to an embodiment of the present disclosure;
FIG. 3 is an enlarged schematic view of a portion of circle I in FIG. 2 according to an embodiment of the present disclosure;
fig. 4 is an enlarged schematic structural diagram of a circle ii portion in fig. 2 according to an embodiment of the present application.
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 application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the application provides a temperature sensor installation method on a flat wire stator, which can solve the problems that in the prior art, after welding, powder sticking and paint dripping of the flat wire stator, the temperature sensor 2 is installed by adopting glue coating after binding or adopting a special structural member, the installation cost is high, and the overall structure of the flat wire stator for installing the temperature sensor 2 is complex.
In one aspect, referring to fig. 1, an embodiment of the present application provides a method for installing a temperature sensor on a flat wire stator, which includes the following steps:
sleeving a heat-shrinkable sleeve 3 on one of the flat copper winding wires of the flat wire stator, and inserting an induction element part at the head of the temperature sensor 2 into a gap between the heat-shrinkable sleeve 3 and the flat copper winding wires;
welding a flat wire stator;
the heat-shrinkable sleeve 3 is fixed on the temperature sensor 2 and then integrally adhered with the flat wire stator to form powder and drip paint.
The beneficial effect that technical scheme that this application provided brought includes:
the embodiment of the application provides a method for installing a temperature sensor on a flat wire stator, because a heat-shrinkable sleeve 3 is sleeved on one of flat copper winding wires of the flat wire stator before the flat wire stator is welded, an induction element part at the head part of the temperature sensor 2 is inserted into a gap between the heat-shrinkable sleeve 3 and the flat copper winding wires, then welding is carried out, the heat-shrinkable sleeve 3 is integrally adhered with the flat wire stator after the temperature sensor 2 is fixed, in the process of powder sticking and paint dripping, the heat-shrinkable sleeve 3 is heated and shrunk, the inner wall of the heat-shrinkable sleeve 3 is tightly wrapped on the sensing element part of the head part of the temperature sensor 2, the outer wall of the heat-shrinkable sleeve 3 is stuck with insulating paint and solidified, the temperature sensor 2 is fixed on the flat copper winding wire by the heat-shrinkable sleeve 3, the installation method is simple, the implementation cost is low, the installation effect is good, the temperature sensor 2 cannot loosen, and a physical protection effect is formed on an induction element part at the head of the temperature sensor 2.
In some embodiments, in order to facilitate installation and consider that the flat copper winding of the flat wire stator has excellent heat conduction effect, the heat-shrinkable sleeve 3 is sleeved on one flat copper winding of the outermost ring of the flat wire stator.
In some embodiments, referring to fig. 2-3, in order to better fix the temperature sensor 2 on the flat wire stator, the heat-shrinkable sleeve 3 is sleeved on one of the flat copper wires of the flat wire stator, and the sensing element part of the head of the temperature sensor 2 is inserted into the gap between the heat-shrinkable sleeve 3 and the flat copper wire, which specifically includes the following steps:
a flat copper winding of the outermost ring of the flat wire stator is bent outwards, and the inherent electric conduction and heat conduction properties of the flat copper winding cannot be influenced after the flat copper winding is bent due to the excellent ductility of copper.
The heat-shrinkable sleeve 3 is sleeved along the bent flat copper winding until the heat-shrinkable sleeve 3 integrally penetrates through the vertical part 41 of the bent flat copper winding and the tail end of the heat-shrinkable sleeve 3 reaches the inclined part 42 of the flat copper winding;
the sensing element part of the head of the temperature sensor 2 is inserted into the gap between the tail end of the heat shrinkable sleeve 3 and the bent flat copper winding until the sensing element part of the head of the temperature sensor 2 is clamped.
Because the number of the flat copper winding wires in each groove of the flat wire stator is usually even, the end part of the flat copper winding wire in each groove can be twisted, a whole circle of the flat copper winding wire in the odd groove can be twisted in one direction, a whole circle of the flat copper winding wire in the even groove can be twisted in the other direction, and the end parts of two adjacent flat copper winding wires in two adjacent grooves are in staggered contact to form a whole circle of welding spots.
As described above, according to the present application, please refer to fig. 4, the head sensing element part of the temperature sensor 2 is pre-fixed to the inclined part 42 of the flat copper winding on the outermost ring through the heat shrinkable sleeve 3, and the bending structure of the flat copper winding is utilized, and the bending structure includes the inclined part 42 and the vertical part 41 extending outwards from the notch, so as to pre-fix the head sensing element part of the temperature sensor 2 to the inclined part 42 of the bottom layer, and the fixing effect is good, the looseness is not easy, and the implementation is simple and convenient.
In some embodiments, the bending angle for bending the flat copper wire of the outermost ring of the flat wire stator outwards ranges from 5 degrees to 45 degrees.
In a specific embodiment, the vertical part 41 and the inclined part 42 of the outermost flat copper winding of the flat wire stator are inclined towards the outer ring of the flat wire stator, so that the heat shrinkable sleeve 3 can be easily sleeved into the inclined part 42 of the outermost flat copper winding without being blocked by the inner flat copper winding.
In some embodiments, the step of inserting the sensing element portion of the head of the temperature sensor 2 into the gap between the heat shrinkable sleeve 3 and the bent flat copper wire until the sensing element portion of the head of the temperature sensor 2 is clamped further comprises:
the flat copper wire winding of buckling that will have the inductive element part through 3 chucking of heat shrinkage bush inwards turns back to the original position, fixes temperature sensor 2, because copper has good ductility, outwards buckles the action of turning back again with a flat copper wire winding of outermost lane, can not exert an influence to the electrically conductive and heat conductivity attribute of a flat copper wire winding of outermost lane itself, does not influence the overall structure of the flat wire stator who installs temperature sensor 2 simultaneously yet.
In some embodiments, before the bending flat copper wire with the sensing element part clamped by the heat shrinkable sleeve 3 is folded back inwards to the original position to fix the temperature sensor 2, the method further comprises the following steps:
through the blow molding method, heat-shrinkable sleeve 3 heats, heat-shrinkable sleeve 3 is heated, shrunk and tightened to realize holding the inductive element part of the head of temperature sensor 2 tightly, and prevent the process of inwards folding the outer circle of flat wire stator back to the original position, when the flat copper winding generates deformation, the head inductive element part of temperature sensor 2 is displaced or even loosened in the gap between the flat copper winding and heat-shrinkable sleeve 3, so that the installation procedure processing quality of temperature sensor 2 is unstable.
In the specific embodiment, the bent flat copper wire with the induction element part clamped by the heat shrinkable sleeve 3 is folded back inwards to the original position so as not to influence the arrangement and installation of other parts.
Before the temperature sensor 2 is fixed, the method further comprises the following steps:
through the clamping method, press from both sides the 3 redundant parts of heat shrinkage bush around the sensing element part of temperature sensor 2 in advance tightly to the realization is to the preliminary fixation of the sensing element of temperature sensor 2, prevent to inwards roll back the flat line stator of outermost lane to the in-process of primary importance, when the flat copper wire winding produces deformation, the head sensing element part of temperature sensor 2 takes place the displacement and takes off even in the clearance between flat copper wire winding and heat shrinkage bush 3, leads to temperature sensor 2's installation process processingquality unstable. The method is simpler, the clamping member is only required to be detached when the flat copper winding of the outermost ring which is bent outwards is folded back to the original position, and compared with a blow molding method which needs to control the heating position, the heating time and the heating temperature, the clamping method is simpler and more convenient to realize.
In some embodiments, the step of adhering the heat-shrinkable tube 3 to the flat wire stator integrally after fixing the temperature sensor 2 and then dripping the paint further comprises the following steps:
and carrying out blow molding thermal shrinkage on the open end of the thermal shrinkage bush 3, and preventing powder in the powder sticking process from entering the induction element part of the temperature sensor 2 in the thermal shrinkage bush 3 to influence the temperature measurement accuracy.
Referring to fig. 2, an embodiment of the present invention further provides a flat wire stator installed by the method for installing a temperature sensor on the flat wire stator, including the flat wire stator, the 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 winding slot coils are concentrically 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 windings are respectively embedded into each winding slot group to form a plurality of layers of flat copper windings 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 winding, so as to prevent impurities from entering a gap between the sleeve 3 and the temperature sensor 2 and affecting the accuracy of the sensing element part in measuring the temperature of the flat copper winding in the later processes of powder adhesion, paint dripping and the like of the flat wire stator provided with the temperature sensor 2.
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 flat copper winding stator, and the accuracy of temperature measurement of the temperature sensor 2 is not affected.
In some embodiments, in order to avoid an out-of-tolerance gap between the outermost flat copper winding and the inner adjacent flat copper winding due to the thickness range of the heat shrinkable sleeve 3, which causes deformation of the outermost flat copper winding after the temperature sensor 2 is installed on the outermost flat copper winding, the thickness range of the heat shrinkable sleeve 3 is 0.5mm to 3 mm.
In some embodiments, in order to achieve a better fixing effect, the heat-shrinkable sleeve 3 is combined with the inclined portion 42 of the flat copper winding at the outermost circle to perform a fixing effect of pre-fixing the head sensing element portion of the temperature sensor 2, the diameter of the heat-shrinkable sleeve 3 is 1.1-1.6 times of the sum of the width of the sensing element of the temperature sensor 2 and the diameter of the flat copper winding, so as to prevent the head sensing element of the temperature sensor 2 from loosening due to an excessively large gap, and the heat-shrinkable sleeve 3 is not heated enough to tightly wrap the head sensing element portion of the temperature sensor 2 during the powder-sticking and paint-dropping process, which affects the installation effect.
The embodiment of the invention provides a flat wire stator provided with a temperature sensor, and the sensing element part of the temperature sensor is clamped between the inner wall surface of a sleeve and a flat copper winding wire through the sleeve, so that the whole structure is simple, the arrangement of other elements is not influenced, and meanwhile, the sensing element part is attached to the flat copper winding wire, and the temperature can be effectively measured.
In the description of the present application, 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 in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. 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 application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are 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 merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. 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 application. Thus, the present application 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. A method for mounting a temperature sensor on a flat wire stator is characterized by comprising the following steps:
sleeving a heat-shrinkable sleeve on one of the flat copper winding wires of the flat wire stator, and inserting an induction element part at the head of the temperature sensor into a gap between the heat-shrinkable sleeve and the flat copper winding wires;
welding a flat wire stator;
the heat-shrinkable sleeve and the flat wire stator are integrally adhered with powder and dripped with paint.
2. The method of claim 1 wherein the heat shrink sleeve is placed over an outermost ring of the flat wire stator on a flat copper wire.
3. The method of claim 2, wherein the step of sleeving the heat shrinkable sleeve over one of the flat copper wires of the flat wire stator and inserting the sensing element portion of the head of the temperature sensor into the gap between the heat shrinkable sleeve and the flat copper wire comprises the steps of:
bending a flat copper winding at the outermost ring of the flat wire stator outwards;
removing the heat-shrinkable sleeve along the bent flat copper winding until the heat-shrinkable sleeve integrally penetrates through the vertical part of the bent flat copper winding and the tail end of the heat-shrinkable sleeve reaches the inclined part of the flat copper winding;
and inserting the sensing element part of the head of the temperature sensor into a gap between the tail end of the heat-shrinkable sleeve and the bent flat copper winding until the sensing element part of the head of the temperature sensor is clamped.
4. The method of mounting a temperature sensor on a flat wire stator according to claim 3, wherein a bending angle range in which one flat copper wire of an outermost ring of the flat wire stator is bent outward is 5 to 45 degrees.
5. The method of installing a temperature sensor on a flat wire stator as claimed in claim 3, wherein the step of inserting the sensing element portion of the temperature sensor head into the gap between the tail end of the heat shrink sleeve and the bent flat copper wire until after the sensing element portion of the temperature sensor head is clamped, further comprises the steps of:
and the bent flat copper winding with the induction element part clamped by the heat-shrinkable sleeve is folded inwards to the original position.
6. The method of mounting a temperature sensor on a flat wire stator as claimed in claim 5, wherein the step of folding back the folded flat copper wire with the sensing element portion clamped by the heat shrink sleeve to the original position and before fixing the temperature sensor, further comprises the steps of:
and heating the heat-shrinkable sleeve by a blow molding method, wherein the heat-shrinkable sleeve is heated, shrunk and tightened so as to clamp the sensing element part of the head part of the temperature sensor.
7. The method of mounting a temperature sensor on a flat wire stator as claimed in claim 5, wherein the step of folding back the folded flat copper wire with the sensing element portion clamped by the heat shrink sleeve to the original position and before fixing the temperature sensor, further comprises the steps of:
the heat shrinkable sleeve around the sensing element part of the temperature sensor head is pre-clamped by a clamping method to realize pre-fixing of the sensing element of the temperature sensor.
8. The method for mounting a temperature sensor on a flat wire stator according to claim 1, wherein the step of integrally sticking powder and dropping paint on the heat-shrinkable sleeve and the flat wire stator further comprises the following steps:
and carrying out blow molding heat shrinkage on the open end of the heat-shrinkable sleeve.
9. A flat wire stator mounted by the method of mounting a temperature sensor on a flat wire stator according to any one of claims 1 to 8, comprising:
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;
and the heat-shrinkable sleeve is sleeved on one of the flat copper winding wires, and the induction element part is clamped and fixed in a gap between the heat-shrinkable sleeve and the flat copper winding wire.
10. The flat wire stator according to claim 9, wherein the top surface of the stator core is provided with a plurality of winding groove coils concentrically arranged at intervals, the winding groove coils are formed by a plurality of winding grooves arranged at intervals in a radial direction along the top surface of the flat wire stator, a plurality of flat copper windings are respectively embedded in the winding grooves of the winding groove coils to form a multi-layer winding coil, and the heat-shrinkable sleeve is sleeved on one of the flat copper windings of the outermost winding coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010592478.3A CN111682707A (en) | 2020-06-24 | 2020-06-24 | Method for installing temperature sensor on flat wire stator and flat wire stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010592478.3A CN111682707A (en) | 2020-06-24 | 2020-06-24 | Method for installing temperature sensor on flat wire stator and flat wire stator |
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| CN111682707A true CN111682707A (en) | 2020-09-18 |
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| CN202010592478.3A Pending CN111682707A (en) | 2020-06-24 | 2020-06-24 | Method for installing temperature sensor on flat wire stator and flat wire stator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021114155A1 (en) | 2021-06-01 | 2022-04-14 | Heraeus Nexensos Gmbh | Replaceable fixation for electrical and electronic components in an electric motor |
-
2020
- 2020-06-24 CN CN202010592478.3A patent/CN111682707A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021114155A1 (en) | 2021-06-01 | 2022-04-14 | Heraeus Nexensos Gmbh | Replaceable fixation for electrical and electronic components in an electric motor |
| DE102021114155B4 (en) | 2021-06-01 | 2024-04-25 | Yageo Nexensos Gmbh | Replaceable fixation for electrical and electronic components in an electric motor |
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