CN207200296U - Threephase load rotates phase modulation apparatus - Google Patents
Threephase load rotates phase modulation apparatus Download PDFInfo
- Publication number
- CN207200296U CN207200296U CN201721171300.1U CN201721171300U CN207200296U CN 207200296 U CN207200296 U CN 207200296U CN 201721171300 U CN201721171300 U CN 201721171300U CN 207200296 U CN207200296 U CN 207200296U
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- conductive
- cylinder
- sheet metal
- elastic compression
- compression joint
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
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- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
Abstract
The utility model discloses a kind of threephase load to rotate phase modulation apparatus, including insulating sleeve and the rotor that is arranged in insulating sleeve；Rotor includes columned body, body top surface and bottom surface outer edge are circumferentially uniformly embedded with three pieces of sheet metals along body top surface respectively, insulating sleeve includes the vertical cylinder of hollow cylindrical, cylinder bore upper and lower ends are open to be set, the hole wall of the endoporus lower end of cylinder is connected with horizontally disposed annular slab to Barrel alignment direction, insulating sleeve is provided with two layers of elastic compression joint conductive mechanism, respectively it is arranged on the upper strata elastic compression joint conductive mechanism of cylinder top and is arranged on lower floor's elastic compression joint conductive mechanism of cylinder bottom, upper strata elastic compression joint conductive mechanism and lower floor's elastic compression joint conductive mechanism are using the vertical middle section of cylinder as plane of symmetry setting symmetrical above and below；Only phase modulation, and the whole power distribution station that need not stop transport can be achieved by rotating rotor in the utility model, improves good service level.
Description
Technical field
It the utility model is related to a kind of current adjusting device.
Background technology
In power supply process, lines upstream needs to power to each electricity consumption cell.The inlet wire of cell is usually both threads, and one
Root zero line, a live wire.Lines upstream is usually then three phase supply, that is, has three live wires, a zero line.Three live wires are respectively
A phase lines, B phase lines and C phase lines.
In existing supply line's structure, any in the inlet wire live wire of each cell, with three live wires in lines upstream
Root is connected, while can not be connected with other two live wires.
Therefore, using existing supply line's structure, the load of lines upstream can not be balanced, causes A phase lines, B phase lines
In road and C phase lines, a certain item or certain two-phase load too high, in some instances it may even be possible to overload, but another or another two phase line load
It is very low, there is the phenomenon of three-phase imbalance.Three-phase imbalance refers to the three-phase current in power system（Or voltage）Amplitude differs
Cause, and difference in magnitude exceedes prescribed limit.The imbalance of curtage causes the imbalance of three-phase load, neutral point is produced electricity
Stream, the output to transformer efficiency are very unfavorable.
When there is three-phase imbalance, it is impossible to balance the load of each circuit, lines upstream highest power supply energy can not have been given play to
Power, laod unbalance, also cause to load higher circuit service life shortening.
After the damage of a certain phase line, it is necessary to whole circuit is overhauled, changed, cost of labor and material cost compared with
It is high.It if the service life of three-phase line is more or less the same, can farthest extend maintenance interval, save cost of labor and material
Expect cost.
Therefore, applicant have developed " low voltage three-phase current adjustment electric power-feeding structure ", phase modulation is realized using change-over switch.But
In practice, existing change-over switch generally requires to stop when can not flexibly and easily realize phase modulation action, especially phase modulation
Whole power distribution station is transported, the scope of phase modulation power failures is excessive, is adversely affected interior in a big way.
Utility model content
The purpose of this utility model is that providing a kind of threephase load simple in construction, that phase modulation can be achieved by rotating revolves
Turn phase modulation apparatus.
To achieve the above object, threephase load rotation phase modulation apparatus of the present utility model includes insulating sleeve and is arranged on absolutely
Rotor in edge sleeve；
Rotor includes columned body, and body top surface outer edge is circumferentially uniformly embedded with three blocks of metals along body top surface
Piece, sheet metal on respectively first, sheet metal on sheet metal and the 3rd on second；Body bottom surface outer edge is all along body bottom surface
To being uniformly embedded with three pieces of sheet metals, respectively first time sheet metal, second time sheet metal and the three times sheet metals；First to
Sheet metal is corresponding positioned at first to the surface of the three times sheet metals on three；
Vertical the first conductive plate adjusted and set, the first conductive plate are connected with first between sheet metal and first time sheet metal
It is close to outer body wall；It is connected with the second conductive plate being obliquely installed on second between sheet metal and the three times sheet metals, second
Conductive plate is close to outer body wall；It is conductive that the 3rd be obliquely installed is connected with 3rd between sheet metal and second time sheet metal
Plate, the 3rd conductive plate are close to outer body wall and positioned at the outsides of the second conductive plate；Second conductive plate and the 3rd conductive plate are submitted
Fork is set, and infall is provided with insulation spacer between the second conductive plate and the 3rd conductive plate；
Insulating sleeve includes the vertical cylinder of hollow cylindrical, and cylinder bore upper and lower ends are open to be set, cylinder it is interior
The hole wall of hole lower end is connected with horizontally disposed annular slab to Barrel alignment direction,
Insulating sleeve is provided with two layers of elastic compression joint conductive mechanism, is respectively arranged on the upper strata elastic compression joint of cylinder top
Conductive mechanism and the lower floor's elastic compression joint conductive mechanism for being arranged on cylinder bottom, upper strata elastic compression joint conductive mechanism and lower floor's elasticity
Conductive mechanism is crimped using the vertical middle section of cylinder as plane of symmetry setting symmetrical above and below；
Upper strata elastic compression joint conductive mechanism includes three sets of elastic compression joint electric installations, and three sets of elastic compression joint electric installations are with cylinder
The center of body horizontal cross-section is uniformly distributed for the center of circle；Elastic compression joint electric installation is included in the groove, interior of cylinder upper surface setting
Block, stage clip, conductive lever, conductive wafer and the crimping nut being screwed onto on conductive lever；Radial direction side of the groove along cylinder
To setting, to point to the direction of Barrel alignment as introversion, on cylinder inner surface, internal stop is fixed to be connected the interior end opening of groove
It is connected on conductive lever and is slidably matched with the cell wall of groove；Cylinder at the lateral wall of groove is provided with to be extended radially through along cylinder
The through hole of cylinder；The conductive lever is arranged in the through hole and groove along radially sliding for cylinder, and conductive wafer, which is fixed, to be connected
It is connected on the inner of conductive lever；Stage clip is located in the groove and around being located on conductive lever, the outer end of stage clip and groove it is outer
Side wall mutually crimps, and the inner of stage clip mutually crimps with internal stop；Crimping nut is located on the outside of cylinder and mutually crimped with barrel outer surface；
The shape all same of sheet metal and first to the three times sheet metals on first to the 3rd；On conductive wafer and first
Sheet metal is adapted；
The internal diameter of annular slab be less than rotor body external diameter, rotor body be located in the endoporus of insulating sleeve and annular slab to
Rotor body described in upper support；The conductive wafer and first of three sets of elastic compression joint electric installations of upper strata elastic compression joint conductive mechanism
Sheet metal corresponds crimping on to the 3rd；The conductive pressure of three sets of elastic compression joint electric installations of lower floor's elastic compression joint conductive mechanism
Piece is corresponded with first to the three times sheet metals and crimped.
The insulation spacer bonds together with the second conductive plate and the 3rd conductive plate, the 3rd conductive plate, insulation spacer
It is pressed on successively on this body sidewall with radial direction ecto-entad of second conductive plate along body.
Sheet metal is embedded at rotor body side along rotor body side to kink, kink is had on first to the 3rd
Face is simultaneously flush with rotor body side, sheet metal setting symmetrical above and below on first to three times sheet metals and the first to the 3rd；
Sheet metal and first to the three times sheet metals are in the appearance radius surface phase with rotor body on first to the 3rd
Same arcwall face, the inner surface of the conductive wafer are the arcwall face being adapted with the first sheet metal.
Body bottom portion center is extended downwardly provided with the central shaft for being used to connect external stepper motor.
The utility model has the following advantages：
When needing phase modulation, rotor is rotated 120 degree or 240 degree, so as to carry out phase modulation according to downstream power load.This reality
Phase modulation only can be achieved by rotating rotor with new, by downstream（Outlet line）Certain root loads larger circuit and upstream（It is defeated
Enter circuit）Certain root loads less circuit and is connected, or by downstream root load less circuit and the load of upstream root compared with
Big circuit is connected, and then balances the load of lines upstream, and use is very convenient.
During phase modulation（When rotor rotates）, only disconnect supply line downstream user, it is not necessary to whole power distribution station of stopping transport, phase
The mode of phase modulation than ever（Stop transport whole power distribution station）Improve good service level.
Using structure of the present utility model, three conductive levers of upper strata elastic compression joint conductive mechanism can be made to connect input
Wire or output lead, while three conductive levers of lower floor's elastic compression joint conductive mechanism is connected output lead or input
Wire, so that external connection part of the present utility model need not rotate at work, ensure the degree of reliability of external connection,
Simplify external connecting structure simultaneously.
Position of the regulation crimping nut on conductive lever, can adjust the ultimate range that conductive wafer inwardly stretches out,
Ensure that conductive wafer can hold out against the sheet metal being arranged on rotor under the compaction forces of stage clip, ensure well conducting in use；
When rotor is assembled in insulating sleeve, can first adjust position of the crimping nut on conductive lever and make conductive wafer to
The position for not contacting rotor outer surface is moved to outside, so as to the convenient cylinder that rotor is loaded to insulating sleeve.After loading rotor, then
Reversely regulation position of the crimping nut on conductive lever and conductive wafer is set inwardly to move to the sheet metal that presses on rotor
Position.
Second conductive plate is in arranged in a crossed manner with the 3rd conductive plate, sheet metal on second is connected with the three times sheet metals,
Sheet metal on the 3rd is connected with second time sheet metal simultaneously, phase modulation shown in Fig. 8 is just can guarantee that after each sheet metal external connection
The realization of function.
Insulation spacer bonds together with the second conductive plate and the 3rd conductive plate, and three presses setting, such knot
Structure, ensureing that the second conductive plate and the 3rd conductive plate not only intersected but also while mutually insulated, ensure that three connects very firm
Gu be not in the phenomenon that insulation spacer drops, the second conductive plate and the 3rd conductive plate are conducted in use.
Sheet metal is embedded at rotor body side along rotor body side to kink, kink is had on first to the 3rd
Face is simultaneously flush with rotor body side, sheet metal setting symmetrical above and below on first to three times sheet metals and the first to the 3rd；
Sheet metal and first to the three times sheet metals are in the appearance radius surface identical with rotor body on described first to the 3rd
Arcwall face, the inner surface of the conductive wafer are the arcwall face being adapted with the first sheet metal.Such setting so that each metal
Together with piece can be embedded in rotor body outer surface smoother, make each sheet metal on the outer surface of rotor body neither
Protrusion is not also recessed, be both embedded in it is more firm, and quite convenient for assembling rotor and insulating sleeve, each sheet metal in assembling process
It hooking foreign matter or will not be damaged because of collision, and enable conductive wafer and each sheet metal closely press fit, realized good
Conductive effect.This structure being smoothly embedded in, when rotating phase modulation each sheet metal is smoothly passed and led accordingly
Voltage piece.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model；
Fig. 2 is top view illustration of the present utility model；
Fig. 3 is the structural representation of rotor；
Fig. 4 is Fig. 3 schematic rear view；
Fig. 5 is Fig. 3 top view；
Fig. 6 is Fig. 3 upward view；
Fig. 7 is the schematic top plan view of insulating sleeve；
Fig. 8 be after rotor turns clockwise in phase modulation input with exporting separate change schematic diagram.
Embodiment
As shown in Figures 1 to 8, threephase load rotation phase modulation apparatus of the present utility model includes insulating sleeve and is arranged on absolutely
Rotor in edge sleeve；
Rotor includes columned body 1, and the top surface outer edge of body 1 is circumferentially uniformly embedded with three pieces along the top surface of body 1
Sheet metal, sheet metal 4 on sheet metal 3 and the 3rd on sheet metal 2, second on respectively first；The bottom surface outer edge of body 1 is along originally
The bottom surface of body 1 is circumferentially uniformly embedded with three pieces of sheet metals, respectively first time sheet metal 5, second time sheet metal 6 and the three times metals
Piece 7；Sheet metal 2,3 and 4 is corresponding positioned at the surface of first to the three times sheet metals 5,6 and 7 on first to the 3rd；
Vertical the first conductive plate 8 adjusted and set is connected with first between sheet metal 2 and first time sheet metal 5, first leads
Electroplax 8 is close to the lateral wall of body 1；It is conductive that second be obliquely installed is connected with second between sheet metal 3 and the three times sheet metals 7
Plate 9, the second conductive plate 9 are close to the lateral wall of body 1；It is connected with and is obliquely installed between sheet metal 4 and second time sheet metal 6 on 3rd
The 3rd conductive plate 10, the 3rd conductive plate 10 be close to the lateral wall of body 1 and positioned at the second conductive plate 9 outside；Second conductive plate 9
It is in arranged in a crossed manner with the 3rd conductive plate 10, infall is provided with insulation spacer between the second conductive plate 9 and the 3rd conductive plate 10
11；
Insulating sleeve includes the vertical cylinder 12 of hollow cylindrical, and the endoporus upper and lower ends of cylinder 12 are open to be set, cylinder
The hole wall of 12 endoporus lower end is connected with the horizontally disposed annular slab for support rotor body 1 to the centerline direction of cylinder 12
13,
Insulating sleeve is provided with two layers of elastic compression joint conductive mechanism, is respectively arranged on the upper strata elasticity pressure on the top of cylinder 12
Connect conductive mechanism and be arranged on lower floor's elastic compression joint conductive mechanism of the bottom of cylinder 12, upper strata elastic compression joint conductive mechanism and lower floor
Elastic compression joint conductive mechanism is using the vertical middle section of cylinder 12 as plane of symmetry setting symmetrical above and below；
Upper strata elastic compression joint conductive mechanism includes three sets of elastic compression joint electric installations, and three sets of elastic compression joint electric installations are with cylinder
The center of the horizontal cross-section of body 12 is uniformly distributed for the center of circle（In a circumferential direction every 120 degree of conductive dresses of a set of elastic compression joint of arrangement
Put）；Elastic compression joint electric installation is included in groove 14, internal stop 15, stage clip 16, the conductive lever of the upper surface of cylinder 12 setting
17th, conductive wafer 18 and the crimping nut 19 being screwed onto on conductive lever 17；Radial direction of the groove 14 along cylinder 12 is set,
To point to the direction of the center line of cylinder 12 as introversion, the interior end opening of groove 14 on the inner surface of cylinder 12, fix by internal stop 15
It is connected on conductive lever 17 and is slidably matched with the cell wall of groove 14；Cylinder 12 at the lateral wall of groove 14 is provided with along cylinder
Body 12 extends radially through the through hole of cylinder 12；The conductive lever 17 is arranged in the through hole and groove along radially sliding for cylinder 12
In 14, conductive wafer 18 is fixedly connected on the inner of conductive lever 17；Stage clip 16 is located in the groove 14 and around being located at conduction
On screw rod 17, the outer end of stage clip 16 mutually crimps with the lateral wall of groove 14, and the inner of stage clip 16 crimps with the phase of internal stop 15；Crimping
Nut 19 is located at the outside of cylinder 12 and mutually crimped with the outer surface of cylinder 12；
The shape all same of sheet metal 2,3 and 4 and first to the three times sheet metals 5,6 and 7 on first to the 3rd；It is conductive
Tabletting 18 is adapted with sheet metal on first 2, so as to ensure can be fitted close between conductive wafer 18 and sheet metal, is realized good
Good conductive effect；
The internal diameter of annular slab 13 is less than the external diameter of rotor body 1, and rotor body 1 is located in the endoporus of insulating sleeve and annular
Rotor body 1 described in 13 upward support of plate；The conductive pressure of three sets of elastic compression joint electric installations of upper strata elastic compression joint conductive mechanism
Piece 18 is corresponded with sheet metal 2,3 and 4 on first to the 3rd and crimped；Three sets of elastic compression joints of lower floor's elastic compression joint conductive mechanism
The conductive wafer 18 of electric installation is corresponded with first to the three times sheet metals 5,6 and 7 and crimped.
The insulation spacer 11 bonds together with the second conductive plate 9 and the 3rd conductive plate 10, the 3rd conductive plate 10, absolutely
Radial direction ecto-entad of the conductive plate 9 of edge pad 11 and second along body 1 is pressed in the side wall of body 1 successively.
Insulation spacer 11 bonds together with the second conductive plate 9 and the 3rd conductive plate 10, and three presses setting, so
Structure, ensureing that the second conductive plate 9 and the 3rd conductive plate 10 not only intersected but also while mutually insulated, ensure that three connects
Very firmly, be not in that insulation spacer 11 drops, the second conductive plate 9 shows with what the 3rd conductive plate 10 was conducted in use
As.
Preferably, on the described first to the 3rd sheet metal 2,3 and 4 and first to the three times sheet metals 5,6 and 7 be in
The appearance radius surface identical arcwall face of rotor body 1, the inner surface of the conductive wafer 18 are to be adapted with the first sheet metal
Arcwall face.
Such setting so that each sheet metal makes each gold together with being embedded in the outer surface smoother of rotor body 1
Belong to piece it is both non-bulging or not recessed on the outer surface of rotor body 1, be both embedded in it is more firm, and quite convenient for assembling turn
Son and insulating sleeve, each sheet metal hooking foreign matter or will not be damaged because of collision in assembling process, and enable conductive wafer 18
With each sheet metal closely press fit, good conductive effect is realized.This structure being smoothly embedded in, make when rotating phase modulation
Corresponding conductive wafer 18 can be smoothly passed by obtaining each sheet metal.
The bottom centre of body 1 is extended downwardly provided with the central shaft 20 for being used to connect external stepper motor.
The threephase load rotation phase modulation apparatus is installed on 400 volts between backbone and branch line or downlead and user.
During assembling, by rotor assembling in insulating sleeve, when rotor is assembled in insulating sleeve, pressure can be first adjusted
Position of the connected nut 19 on conductive lever 17 simultaneously makes conductive wafer 18 move out to the position for not contacting rotor outer surface, from
And the convenient cylinder 12 that rotor is loaded to insulating sleeve.After loading rotor, then reversely regulation crimps nut 19 in conductive lever 17
On position and conductive wafer 18 is inwardly moved to the position of the sheet metal pressed on rotor.
In use, under threephase load rotation phase modulation apparatus of the present utility model is installed on 400 volts of backbones and branch line or drawn
Between line and user, three conductive levers 17 of upper strata elastic compression joint conductive mechanism are made to connect input lead or output lead,
Three conductive levers 17 of lower floor's elastic compression joint conductive mechanism are made to connect output lead or input lead simultaneously, to power off adjustment
Mode adjust three-phase load, to protect whole power distribution station circuit and equipment safety stable operation.Specifically make upper strata elastic
The three conductive levers 17 connection input lead or output lead of conductive mechanism are crimped, while makes lower floor's elastic compression joint conduction machine
The three conductive levers 17 connection output lead or input lead of structure.
When needing phase modulation, rotor is rotated 120 degree or 240 degree by external stepper motor, so as to be used according to downstream
Electric load carries out phase modulation.Only phase modulation can be achieved by rotating rotor in the utility model, by downstream（Outlet line）Certain root loads
Larger circuit and upstream（Incoming line）Certain root loads less circuit and is connected, or downstream root is loaded into less line
Road loads larger circuit with upstream root and is connected, and is balanced the load so as to easily realize, use is very convenient.During phase modulation, only
Need the downstream user of disconnection supply line, it is not necessary to whole power distribution station of stopping transport, compared to the mode of conventional phase modulation（Stop transport whole
Power distribution station）Improve good service level.
Above example is only to illustrative and not limiting the technical solution of the utility model, although with reference to above-described embodiment pair
The utility model is described in detail, it will be understood by those within the art that：The utility model can still be entered
Row modification or equivalent substitution, without departing from any modification or partial replacement of spirit and scope of the present utility model, it all should
Cover among right of the present utility model.
Claims (4)
1. threephase load rotates phase modulation apparatus, it is characterised in that：Including insulating sleeve and the rotor being arranged in insulating sleeve；
Rotor includes columned body, and body top surface outer edge is circumferentially uniformly embedded with three pieces of sheet metals along body top surface,
Sheet metal on respectively first, sheet metal on sheet metal and the 3rd on second；Body bottom surface outer edge is circumferential along body bottom surface
Uniformly it is embedded with three pieces of sheet metals, respectively first time sheet metal, second time sheet metal and the three times sheet metals；First to the 3rd
Upper sheet metal is corresponding positioned at first to the surface of the three times sheet metals；
Vertical the first conductive plate adjusted and set is connected with first between sheet metal and first time sheet metal, the first conductive plate is close to
Outer body wall；The second conductive plate being obliquely installed is connected with second between sheet metal and the three times sheet metals, second is conductive
Plate is close to outer body wall；The 3rd conductive plate being obliquely installed is connected with 3rd between sheet metal and second time sheet metal, the
Three conductive plates are close to outer body wall and positioned at the outsides of the second conductive plate；Second conductive plate and the 3rd conductive plate are set in intersecting
Put, infall is provided with insulation spacer between the second conductive plate and the 3rd conductive plate；
Insulating sleeve includes the vertical cylinder of hollow cylindrical, and cylinder bore upper and lower ends are open to be set, under the endoporus of cylinder
The hole wall at end is connected with horizontally disposed annular slab to Barrel alignment direction,
Insulating sleeve is provided with two layers of elastic compression joint conductive mechanism, and the upper strata elastic compression joint for being respectively arranged on cylinder top is conductive
Mechanism and the lower floor's elastic compression joint conductive mechanism for being arranged on cylinder bottom, upper strata elastic compression joint conductive mechanism and lower floor's elastic compression joint
Conductive mechanism is using the vertical middle section of cylinder as plane of symmetry setting symmetrical above and below；
Upper strata elastic compression joint conductive mechanism includes three sets of elastic compression joint electric installations, and three sets of elastic compression joint electric installations are with cylinder water
The center of plane section is uniformly distributed for the center of circle；Elastic compression joint electric installation be included in cylinder upper surface setting groove, internal stop,
Stage clip, conductive lever, conductive wafer and the crimping nut being screwed onto on conductive lever；Groove is set along the radial direction of cylinder
Put, to point to the direction of Barrel alignment as introversion, on cylinder inner surface, internal stop is fixedly connected on the interior end opening of groove
It is slidably matched on conductive lever and with the cell wall of groove；Cylinder at the lateral wall of groove, which is provided with along cylinder, extends radially through cylinder
Through hole；The conductive lever is arranged in the through hole and groove along radially sliding for cylinder, and conductive wafer is fixedly connected on
The inner of conductive lever；Stage clip is located in the groove and around being located on conductive lever, the outer end of stage clip and the lateral wall of groove
Mutually crimp, the inner of stage clip mutually crimps with internal stop；Crimping nut is located on the outside of cylinder and mutually crimped with barrel outer surface；
The shape all same of sheet metal and first to the three times sheet metals on first to the 3rd；Metal on conductive wafer and first
Piece is adapted；
The internal diameter of annular slab is less than the external diameter of rotor body, and rotor body is located in the endoporus of insulating sleeve and annular slab is held upwards
Hold in the palm the rotor body；The conductive wafer of three sets of elastic compression joint electric installations of upper strata elastic compression joint conductive mechanism and first to
Sheet metal corresponds crimping on three；The conductive wafer of three sets of elastic compression joint electric installations of lower floor's elastic compression joint conductive mechanism with
First to the three times sheet metal corresponds crimping.
2. threephase load according to claim 1 rotates phase modulation apparatus, it is characterised in that：The insulation spacer is led with second
Electroplax and the 3rd conductive plate bond together, and the 3rd conductive plate, the radial direction of insulation spacer and the second conductive plate along body are by outer
Inwardly it is pressed on successively on this body sidewall.
3. threephase load according to claim 1 rotates phase modulation apparatus, it is characterised in that：Sheet metal edge on first to the 3rd
Rotor body side is embedded at rotor body side and is flush with rotor body side to kink, kink is had, the
One to sheet metal setting symmetrical above and below on three times sheet metals and the first to the 3rd；
Sheet metal and first to the three times sheet metals are in the appearance radius surface identical with rotor body on first to the 3rd
Arcwall face, the inner surface of the conductive wafer are the arcwall face being adapted with the first sheet metal.
4. threephase load according to claim 1 rotates phase modulation apparatus, it is characterised in that：Body bottom portion center extends downwardly
Provided with the central shaft for connecting external stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721171300.1U CN207200296U (en) | 2017-09-13 | 2017-09-13 | Threephase load rotates phase modulation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721171300.1U CN207200296U (en) | 2017-09-13 | 2017-09-13 | Threephase load rotates phase modulation apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207200296U true CN207200296U (en) | 2018-04-06 |
Family
ID=61788766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721171300.1U Expired - Fee Related CN207200296U (en) | 2017-09-13 | 2017-09-13 | Threephase load rotates phase modulation apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207200296U (en) |
-
2017
- 2017-09-13 CN CN201721171300.1U patent/CN207200296U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20190913 |
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| CF01 | Termination of patent right due to non-payment of annual fee |