CN208691047U - A kind of rotary transformer - Google Patents
A kind of rotary transformer Download PDFInfo
- Publication number
- CN208691047U CN208691047U CN201821240410.3U CN201821240410U CN208691047U CN 208691047 U CN208691047 U CN 208691047U CN 201821240410 U CN201821240410 U CN 201821240410U CN 208691047 U CN208691047 U CN 208691047U
- Authority
- CN
- China
- Prior art keywords
- binding post
- winding
- rotary transformer
- terminal box
- protection cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
Rotary transformer provided by the utility model, including stator, insulation framework, winding and signal harness；The insulation framework is between the stator and the winding；The insulation framework is equipped with terminal box；The terminal box is equipped with binding post；Described binding post one end is equipped with cable clamping interface, and the lead-out wire of the binding post is wound in the cable clamping interface, and through electric resistance welding on the binding post；The exit of the signal wire is connect with the binding post far from one end of the cable clamping interface.The lead-out wire of the winding is wound on the binding post by the cable clamping interface, circle number of the winding technique on the binding post can be determined according to connection request, the connection of the more more then described windings of the circle number of coiling and binding post is more secured, simultaneously, the winding is to destroy the coat of paint resistant to high temperature on the winding surface when being welded by electric resistance welding and the binding post, to make the copper wire of the winding connect with binding post, and avoid the use of auxiliary material when utilizing traditional soldering and welding, to reduce production cost, welding process can monitor, and welding quality is more secure.
Description
Technical field
The utility model relates to technical field of motors, are related specifically to a kind of rotary transformer.
Background technique
The one kind of rotary transformer (referred to as " rotation becomes ") as position sensor, because it can be under the conditions of rugged environment
Work: such as mechanical oscillation, high revolving speed, high angular acceleration and noiseless and inflammable, explosive, high/low temperature (- 40~155 is required
DEG C) etc. conditions, and have the advantages such as high-precision, high reliability, simple and compact for structure, low in cost, be widely used in power electric
The position sensor of machine, for detecting the angle and revolving speed of rotor.
The rotary transformer used on power motor it is common be magnetoresistance transformer, show themselves in that all signal wires around
System does not arrange winding on stator on rotor.In its structure mainly by silicon steel sheet suppress rotor, silicon steel sheet compacting stator and
The insulation framework of installation or injection molding on it, the winding being wound in insulation framework, and transmit the signal harness of signal and insert
Head composition.
In the prior art, the signal harness having on rotary transformer includes more signal wires, and every signal wire has specified point
The function of matching, winding are connect with harness, realize outputting and inputting for wire size.The connection of winding and signal wire usually pass through respectively with
Binding post welding establishes a connection, and the structure and corresponding welding method designed at present mainly has soldering (wave soldering) and argon
Arc-welding.It is bad there are welding quality and there are environmental issue, or when welding there are flying chip damage winding and equipment investment it is big；
In addition for the enameled wire of resistance to higher temperature, coat of paint is difficult to destroy, and the above welding manner not can guarantee welding quality.
Utility model content
The purpose of this utility model is to provide a kind of rotary transformers, to solve winding and binding post in the prior art
It is welded to connect bad problem.
The utility model provides, including stator, insulation framework, winding and signal harness；The insulation framework is located at institute
It states between stator and the winding；The insulation framework is equipped with terminal box；The terminal box is equipped with binding post；The wiring
Column one end is equipped with cable clamping interface, and the lead-out wire of the binding post is wound in the cable clamping interface, and by electric resistance welding in institute
It states on binding post；The exit of the signal wire is connect with the binding post far from one end of the cable clamping interface.
Optionally, in the rotary transformer, the cable clamping interface include the first card line while and when the second card line, described the
One card line while and/or when the second card line there is sharp portion.
Optionally, in the rotary transformer, welding groove is provided in the terminal box；The binding post draws with described
One end of outlet connection protrudes from the terminal box, and one end that the binding post is connect with the signal wire is arranged in the welding
In slot；The quantity of the welding groove is identical as the quantity of the binding post, the corresponding welding groove of a binding post.
Optionally, in the rotary transformer, the guarantor of protection signal harness and binding post is equipped with outside the terminal box
Protecting cover；The signal wire is fixedly connected with the protection cap in certain sequence.
Optionally, in the rotary transformer, the protection cap is equipped with incoming line, the quantity of the incoming line and institute
The signal wire quantity stated in signal harness is identical, and a signal wire correspondence protrudes into the incoming line.
Optionally, in the rotary transformer, the protection cap is equipped with bayonet slot, and the terminal box is equipped with card
Button, the protection cap and the terminal box connect and fix.
Optionally, in the rotary transformer, the bayonet slot in the protection cap is two, is located at the protection
The two sides of lid；Buckle in the terminal box is two, is located at the two sides of the terminal box.
Optionally, it in the rotary transformer, is separated between two adjacent binding posts by insulating part.
Optionally, in the rotary transformer, the insulating part between two adjacent binding posts is insulating cement.
Optionally, in the rotary transformer, the exit of the signal wire is welded and fixed with the binding post.
Compared with the prior art, the lead-out wire of rotary transformer provided by the utility model, the winding passes through the card
Wire casing is wound on the binding post, and circle number of the winding technique on the binding post can be determined according to connection request, coiling
The connection for enclosing the more more then described windings of number and binding post is more secured, meanwhile, the winding is by electric resistance welding and the binding post
The coat of paint resistant to high temperature on the winding surface is destroyed when welding, so that the copper wire of the winding be made to connect with binding post, and is kept away
The use using auxiliary material when traditional soldering and welding is exempted from, to reduce production cost, welding process can be monitored, and welding quality is more
It is secure.Further, the signal wire makes the winding pass through institute with the winding by connecting respectively with the binding post
It states binding post and signal wire and realizes signal transmission, and by the winding packet in the connecting groove, make the winding and described connect
The connection of terminal is stronger；Improve the reliability of the signal wire and winding signal transmission.
Detailed description of the invention
Fig. 1 is the explosive view of the rotary transformer of the utility model embodiment；
Fig. 2 is the schematic enlarged-scale view in Fig. 1 at A；
Fig. 3 is the structural schematic diagram of the protection cap of the utility model embodiment；
Fig. 4 is the signal harness and protection cap integral structure schematic diagram of the utility model embodiment；
Fig. 5 is the structural schematic diagram of the binding post of the utility model embodiment；
Fig. 6 is the binding post of the utility model embodiment and the structural schematic diagram for drawing line electrode postwelding；
The binding post and the structural schematic diagram behind signal wire pressure side that Fig. 7 is the utility model embodiment.
Wherein, the reference numerals are as follows by attached drawing 1-7:
1- stator；2- rotor；3- insulation framework；4- winding；41- lead-out wire；5- terminal box；51- binding post；511- first
Card line side；The second card line of 512- side；513- cable clamping interface；514- U-typed slot；52- welding groove；53- buckle；6- protection cap；61- card
Mouth slot；62- incoming line；7- signal harness；71- signal wire；8- insulating part.
Specific embodiment
To keep the purpose of this utility model, advantages and features clearer, below in conjunction with attached drawing 1-7 the utility model proposes
Rotary transformer be described in further detail.It should be noted that attached drawing is all made of very simplified form and uses non-essence
Quasi- ratio, only to convenient, lucidly aid illustration the utility model embodiment purpose.
Refering to fig. 1-7, a kind of rotary transformer, including stator 1, insulation framework 3, winding 4 and signal harness 7；It is described exhausted
Edge skeleton is equipped with terminal box 5；The terminal box 5 is equipped with binding post 51；One end of the binding post is equipped with cable clamping interface 513；
The lead-out wire 41 of the winding 4 is wound in the cable clamping interface 513, and through electric resistance welding on the binding post 51；Institute
The exit for stating signal wire 71 is connect with the binding post 51 far from one end of the cable clamping interface 513.
The cable clamping interface 513 is " V " type structure, and the cable clamping interface 513 includes the first card line at 511 and the second card line
512, first card line at 511 and/or the second card line 512 have sharp portion, 41 coiling of one end lead-out wire of the winding 4
On when first card line is in 511 and/or second card line 512；Further, " U " is equipped with below the cable clamping interface 513
Type groove 514, when coiling, one end lead-out wire 41 of the winding 4 since on binding post 51 spiral be wound on it is described, and
By U-typed slot 514 respectively when first card line is in 511 and/or the second card line 512 on spiral coiling, coiling is complete
Cheng Hou, using first card line at 511 and/or the second card line 512 on sharp portion line is cut off, complete the winding 4
The lead-out wire 41 of one end is connected with the coiling of binding post 51, completes other lead-out wires 41 and binding post in the same way
51 coiling connection；After the completion of the lead-out wire 41 and the binding post coiling, two electrodes of resistance welding equipment with it is described
First card line 512 contact, two electrodes at 511 and the second card line move towards, and have electric current on electrode, by the first card line side
511 and second card line side 512 weld together, so that the lead-out wire 41 in cable clamping interface 513 be welded together with binding post 51.
The lead-out wire 41 of the winding 4 is wound on the binding post 51 by the cable clamping interface 513, can be wanted according to connection
It asks and determines that the winding 4 is wound on the coiling circle number on the binding post 51, the more more then described windings 4 of the circle number of coiling and wiring
The connection of column 51 is more secured, meanwhile, the winding 4 is when being welded by electric resistance welding and the binding post 51 by 4 table of winding
The coat of paint resistant to high temperature in face destroys, so that the copper wire of the winding 4 and binding post 51 be made to connect, and avoids and utilizes tradition
The use of auxiliary material when soldering and welding, to reduce production cost.Further, the signal harness 7 passes through with the winding 4
It is connect respectively with the binding post 51, so that the winding 4 is realized signal transmission by the binding post 51 and signal wire 71, and will
The packet of winding 4 keeps the connection of the winding 4 and the binding post 51 stronger in the connecting groove 513；Improve institute
State the reliability of signal wire 71 and the transmission of 4 signal of the winding.Further, first card line side 511 and/or the second card line
Sharp portion on side 512 slices off the extra winding 4 being wound on binding post 51, reduces the process of artificial secant, saves
Production cost.
Welding groove 52 is provided in the terminal box 5；One end protrusion that the binding post 51 is connect with the lead-out wire 41
In the terminal box 5, one end that the binding post 51 is connect with the signal wire 71 is arranged in the welding groove 52；The weldering
The quantity of access slot 52 is identical as the quantity of the binding post 51, the corresponding welding groove 52 of a binding post 51.Signal wire 71 with
Corresponding binding post 51 suppresses squarely, so that the signal wire 71 and binding post 51 that are arranged in welding groove 52 substantially obtain
To quadrangular cross section, and then increase the welding surface of signal wire 71 and binding post 51, while also improving and believing in welding groove 52
The fill factor of number line 71；Signal wire 71 is made of the material for transmitting signal at least one circular cross section.
The protection cap 6 of protection signal wire 71 and binding post 51 is equipped with outside the terminal box 5；The signal wire 71 is by certain
Sequence is fixedly connected with the protection cap 6；The protection cap 6 be equipped with incoming line 62, the quantity of the incoming line 62 with it is described
71 quantity of signal wire in signal harness 7 is identical, and a correspondence of signal wire 71 protrudes into the incoming line 62；It is described
Signal wire 71 is fixedly connected with the protection cap 6, and signal harness 7 is connect with binding post 51, in use process signal harness 7 by
Impact force be transmitted in the insulation framework 3 cooperated with protection cap 6 by protection cap 6, rather than be directly delivered on tie point
The bonding strength of tie point is destroyed, the tie point does not stress, and improves the tie point of signal wire 71 and the binding post 51
Resistance to mechanical vibration ability；The signal wire 71 is molded into one with protection cap 6 by the incoming line 62 according to certain sequence in advance
Body avoids connection error when the signal wire 71 is connect with the binding post 51, is not necessarily in connection further to described
The order of connection of signal wire 71 is ranked up, to improve production efficiency, reduces production intensity.
In the rotary transformer, the protection cap 6 is equipped with bayonet slot 61, and the terminal box 5 is equipped with buckle 53,
The protection cap 6 and the terminal box 5 connect and fix.It, will be with the signal wire when signal harness 7 is connect with the binding post 51
The protection cap 6 of 7 one of beam is fitted together with insulation framework 3, is caught in protection cap 6 by the buckle 53 in insulation framework 3
Securely connected in bayonet slot 61, at this time the exit of signal wire 71 be placed in the welding groove 52 and with the wiring in welding groove 52
Column 51 contacts, and by welding equipment, signal wire 71 welds together with binding post 51.Wherein, the bayonet slot in the protection cap 6
61 be two, is located at the two sides of the protection cap 6；Buckle 53 in the terminal box 5 is two, is located at described connect
The two sides of wire box 5, so that the connection of the protection cap 6 and the insulation framework 3 is more firm.
It is separated between two adjacent binding posts 51 by insulating part 8, the insulating part 8 is by the weldering on the binding post 51
Point wraps up, and protects solder joint from the destruction of external environment.Insulating part 8 between two adjacent binding posts 51 is insulation
Glue.
Foregoing description is only the description to the utility model preferred embodiment, not to any limit of the scope of the utility model
Fixed, any change, the modification that the those of ordinary skill in the utility model field does according to the disclosure above content belong to right and want
Seek the protection scope of book.
Claims (10)
1. a kind of rotary transformer, which is characterized in that including stator, insulation framework, winding and signal harness；The insulation framework
Between the stator and the winding；The insulation framework is equipped with terminal box；The terminal box is equipped with binding post；Institute
Binding post one end is stated equipped with cable clamping interface, the lead-out wire of the binding post is wound in the cable clamping interface, and passes through Resistance Welding
It connects on the binding post；The exit of the signal wire is connect with the binding post far from one end of the cable clamping interface.
2. rotary transformer according to claim 1, which is characterized in that the cable clamping interface includes the first card line side and second
Card line side, first card line while and/or when the second card line there is sharp portion.
3. rotary transformer according to claim 1, which is characterized in that be provided with welding groove in the terminal box；It is described
One end that binding post is connect with the lead-out wire protrudes from the terminal box, one end that the binding post is connect with the signal wire
It is arranged in the welding groove；The quantity of the welding groove is identical as the quantity of the binding post, and a binding post is one corresponding
Welding groove.
4. rotary transformer according to claim 1, which is characterized in that be equipped with protection signal harness outside the terminal box
With the protection cap of binding post；The signal wire is fixedly connected with the protection cap in certain sequence.
5. rotary transformer according to claim 4, which is characterized in that the protection cap be equipped with incoming line, it is described into
The quantity of line mouth is identical as the signal wire quantity in the signal harness, and the signal wire is corresponding protrude into one described in into
Line mouth.
6. rotary transformer according to claim 4, which is characterized in that the protection cap is equipped with bayonet slot, described to connect
Wire box is equipped with buckle, and the protection cap and the terminal box connect and fix.
7. rotary transformer according to claim 6, which is characterized in that the bayonet slot in the protection cap is two, point
Not Wei Yu the protection cap two sides；Buckle in the terminal box is two, is located at the two sides of the terminal box.
8. rotary transformer according to claim 1, which is characterized in that pass through insulating part between two adjacent binding posts
It separates.
9. rotary transformer according to claim 8, which is characterized in that the insulating part between two adjacent binding posts is
Insulating cement.
10. rotary transformer according to claim 1, which is characterized in that the exit of the signal wire and the wiring
Column is welded and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240410.3U CN208691047U (en) | 2018-08-02 | 2018-08-02 | A kind of rotary transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240410.3U CN208691047U (en) | 2018-08-02 | 2018-08-02 | A kind of rotary transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208691047U true CN208691047U (en) | 2019-04-02 |
Family
ID=65883208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821240410.3U Active CN208691047U (en) | 2018-08-02 | 2018-08-02 | A kind of rotary transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208691047U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091026A (en) * | 2019-04-29 | 2019-08-06 | 浙江达威电子股份有限公司 | Coupler automatic welding device |
| CN110794343A (en) * | 2019-10-14 | 2020-02-14 | 中车永济电机有限公司 | Rotary transformer wiring self-detection system |
| CN113765263A (en) * | 2021-09-30 | 2021-12-07 | 陕西航空电气有限责任公司 | High-rotating-speed rotary armature connecting structure |
-
2018
- 2018-08-02 CN CN201821240410.3U patent/CN208691047U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091026A (en) * | 2019-04-29 | 2019-08-06 | 浙江达威电子股份有限公司 | Coupler automatic welding device |
| CN110794343A (en) * | 2019-10-14 | 2020-02-14 | 中车永济电机有限公司 | Rotary transformer wiring self-detection system |
| CN113765263A (en) * | 2021-09-30 | 2021-12-07 | 陕西航空电气有限责任公司 | High-rotating-speed rotary armature connecting structure |
| CN113765263B (en) * | 2021-09-30 | 2023-11-28 | 陕西航空电气有限责任公司 | High-rotation-speed rotating armature connecting structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208691047U (en) | A kind of rotary transformer | |
| US7830051B2 (en) | Resolver, manufacturing method thereof, and motor using the resolver | |
| US9369018B2 (en) | Method of manufacturing rotating electrical machine | |
| WO2010124534A1 (en) | Stator structure for three-phase motor | |
| US11811287B2 (en) | Brushless motor for a power tool | |
| CN103762776B (en) | Lead connecting device, small motor with same and method for assembling small motor | |
| CN104953769B (en) | Electric motor end cap and the motor for using it | |
| JPH11178265A (en) | Stator for magnet generator | |
| CN103053079A (en) | Terminal connection structure | |
| JP2021013263A (en) | Electrical distribution member | |
| JP2007259523A (en) | Stator and insulator for rotary electric machine | |
| US10938256B2 (en) | Motor stator and manufacturing method thereof | |
| WO2023130591A1 (en) | Wiring structure | |
| CN104868617B (en) | For the stator mode of connection of the stator module of motor, motor and motor | |
| JP5622663B2 (en) | Stator for rotating electric machine and method for manufacturing the same | |
| CN110798003B (en) | Rotary transformer | |
| CN211830377U (en) | Three-phase motor stator winding | |
| JP2021013293A (en) | Electrical distribution member | |
| WO2019225665A1 (en) | Electric motor, stator, and electric motor manufacturing method | |
| CN215071880U (en) | Lead adapter for motor with star-shaped winding, stator assembly and motor | |
| CN110571965A (en) | Rotating electric machine and method for manufacturing same | |
| JP2020102981A (en) | Stator for rotary electric machine and manufacturing method therefor | |
| CN217063432U (en) | Electric machine | |
| CN216086300U (en) | Wiring terminal wire clamping structure of motor | |
| CN219740109U (en) | Motor with signal input structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |