WO2020050469A1 - Bloc de bornes de câblage de moteur à induction permettant un changement de câblage facile - Google Patents

Bloc de bornes de câblage de moteur à induction permettant un changement de câblage facile Download PDF

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Publication number
WO2020050469A1
WO2020050469A1 PCT/KR2019/004067 KR2019004067W WO2020050469A1 WO 2020050469 A1 WO2020050469 A1 WO 2020050469A1 KR 2019004067 W KR2019004067 W KR 2019004067W WO 2020050469 A1 WO2020050469 A1 WO 2020050469A1
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WO
WIPO (PCT)
Prior art keywords
connection
front contact
contact portion
conductor
wire
Prior art date
Application number
PCT/KR2019/004067
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English (en)
Korean (ko)
Inventor
조영길
Original Assignee
조영길
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Filing date
Publication date
Application filed by 조영길 filed Critical 조영길
Publication of WO2020050469A1 publication Critical patent/WO2020050469A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/22—Bases, e.g. strip, block, panel
    • H01R9/24—Terminal blocks
    • H01R9/2425—Structural association with built-in components
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/22—Bases, e.g. strip, block, panel
    • H01R9/24—Terminal blocks
    • H01R9/2475—Means facilitating correct wiring, e.g. marking plates, identification tags

Definitions

  • the present invention relates to a 220V / 380V combined induction motor connection terminal block, when a voltage needs to be changed to 380V to an induction motor operated by applying a 220V voltage, or a voltage of 220V to an induction motor operated by applying a 380V voltage
  • the cover mounted on the upper surface of the base is separated from the base, and 180 degrees in the horizontal direction, without the inconvenience of the prior art, in which the existing wiring must be switched and the wiring state to be connected again must be switched.
  • It relates to an induction motor connection terminal block that can be easily switched by mounting it on the upper surface of the base after rotation.
  • the starting method of the three-phase induction motor which is widely used for industrial or household use, is a Y (Y) starting method and a Delta ( ⁇ ) starting method.
  • the wi-start method is a method in which the three wires of each phase of the induction motor coil are commonly tied and the other three wires are passed through each phase.
  • the delta-start method is a circle shape with each wire biting the tail. It is used when the supply power voltage is low voltage (eg 220V).
  • the wiring state should be switched, but in general, the inconvenience of having to terminate the existing wiring and make a new connection was followed.
  • the prior art discloses a wiring terminal block of a three-phase induction motor that can easily switch the wiring state according to the output voltage of the supply power and is easy to install and manage in an induction motor.
  • the current connection state is a 220V voltage or a 380V voltage, which may cause confusion during the process of switching the wiring state, which may cause an electrical hazard.
  • Patent Document 1 KR20-2011-0006685 A
  • an induction motor connection terminal block capable of clearly grasping the voltage of the current power supply and clearly grasping the switched voltage even after the connection state is switched.
  • the flow motor connection terminal block includes: a base 100 composed of a plurality of insulator surfaces; And a cover 200 mounted on an upper surface of the base 100, in the induction motor connection terminal block, the wiring change unit 220 formed by extending a predetermined length downward from the lower surface of the cover 200 ; And a plurality of conductor parts 260 and 280 positioned in the connection change part 220, wherein the plurality of conductor parts 260 and 280 are wire connection conductor parts 260 located only on one side of the connection change part 220. ; And a delta connection conductor portion 280 located on both sides of the connection change portion 220.
  • the wire connection conductors 260 are connected to each other in a number of states, and the delta connection conductors 280 are one side conductors 282a, 284a located on one side of the connection change unit 220, 286a) and the other conductor portions 282b, 284b, and 286b located on the other side of the connection changing portion 220 are positioned in a state of being connected through the connection changing portion 220.
  • a portion other than the plurality of conductor portions 260 and 280 in the wiring change unit 220 is a non-conductor, and the wire connection conductor portion 260 and the delta connection diagram located on one side of the connection change unit 220 Between the body parts 280, an arc blocking plate 250, which is a non-conductor, is formed to protrude.
  • the plurality of wire connection conductors 260 includes a first wire connection conductor portion 262; A second wire connection conductor portion 264; And a third wire connection conductor portion 266, wherein the delta connection conductor portion 280 includes a first delta connection conductor portion 282; A second delta connection conductor portion 284; And a third delta conductor portion 286, wherein an interval between the first wire conductor portion 262 and the second wire conductor portion 264 is the second wire conductor portion 264 and the third wire conductor portion.
  • the interval between the body parts 266 is the same, and the distance between the first delta conductor portion 282 and the second delta conductor portion 284 is the second delta conductor portion 284 and the third delta conductor portion 286.
  • the second wire connection conductor portion 264 and the second delta connection conductor portion 284 are separated from the center line connecting the center of the upper end and the lower center of the connection changing unit 220. Are located.
  • the first connection node 110 is coupled to the R terminal formed inside the base 100; A second connection node 120 to which the S terminal is coupled; A third connection node 130 to which the T terminal is coupled; A sixth connection node 160 facing the first connection node 110; A fourth connection node 140 facing the second connection node 120; And a fifth connection node 150 facing the third connection node 130, the first front contact formed extending from the first connection node 110 in the direction of the sixth connection node 160.
  • a sixth front contact portion 161 extending from the sixth connection node 160 in the direction of the first connection node 110; A second front contact portion 121 formed extending from the second connection node 120 in the direction of the fourth connection node 140; A fourth front contact portion 141 extending from the fourth connection node 140 in the direction of the second connection node 120; A third front contact portion 131 extending from the third connection node 130 in the direction of the fifth connection node 150; And a fifth front contact portion 151 formed extending from the fifth connection node 150 in the direction of the third connection node 130, wherein the cover 200 has an upper surface of the base 100.
  • the first wire connection conductor portion 262 is located between the first front contact portion 111 and the sixth front contact portion 161, and the sixth front contact portion 161 , And the second wire connection conductor portion 264 is positioned at the second front contact portion 121 and the fourth front contact portion 141 to contact the fourth front contact portion 141, and A third wire connection conductor portion 266 is positioned between the third front contact portion 131 and the fifth front contact portion 151 to contact the fifth front contact portion 151, and the cover 200
  • the first delta connection conductor portion 282 is located between the third front contact portion 131 and the fifth front contact portion 151 Prize
  • the third front contact portion 131 and the fifth front contact portion 151 are in contact
  • the second delta connection conductor portion 284 is the second front contact portion 121 and the fourth front contact portion 141 ) Is in contact with the second front contact portion 121 and the fourth front contact portion 141
  • the third delta connection conductor portion 286 is the first front contact portion 111
  • the cover when the 220V voltage needs to be changed and applied to the 380V voltage, the cover is separated from the base, rotated in a 180 degree horizontal direction, and then mounted on the upper surface of the base again.
  • the wiring status can be easily switched according to the changed voltage. If it is necessary to change and apply the 220V voltage even when the 380V voltage is applied, it is possible to switch the wiring state so that the 220V voltage can be applied by simply removing the cover, rotating it, and mounting it on the upper surface of the base again.
  • the cover covers all of the upper surfaces of the base, thereby increasing electrical stability.
  • 1 is a view showing a connection state according to a voltage applied from a 220V / 380V combined induction motor.
  • Figure 2 is a perspective view of the induction motor connection terminal block of the present invention.
  • FIG 3 is an exploded perspective view of the induction motor connection terminal block of the present invention.
  • FIG. 4 is a view showing a cover in the induction motor connection terminal block of the present invention.
  • FIG. 5 is a view showing a base composed of a plurality of insulators in the induction motor connection terminal block of the present invention.
  • FIG. 6 is a view showing a state in which the connection state is switched according to the position of the cover mounted on the upper surface of the base of the present invention.
  • 'electrical connection' or 'electrical connection' refers to a connection through which current can flow.
  • FIG. 2 is a view showing a state in which the cover 200 is mounted on the upper surface of the base 100
  • FIG. 3 is a state in which the induction motor connection terminal block according to the present invention is separated from the cover 200 and the base 100
  • FIG. 4 is a view showing both sides of the cover 200 by showing before and after a 180 degree rotation
  • FIG. 5 is a view showing an upper surface of the base 100 to be.
  • the induction motor connection terminal block includes a base 100 composed of a plurality of surfaces of an insulator and a cover 200 which is mounted on the upper surface of the base 100 and covers the upper surface of the base 100.
  • a wiring change unit 220 is formed on a lower surface of the cover 200.
  • the wiring change unit 220 is formed to extend a predetermined length in the downward direction from the lower surface of the cover 200.
  • the wiring change unit 220 formed extending from the lower surface of the cover 200 is inserted into the base 100, and a plurality of conductor parts 260 and 280 to be described later. Is located between the plurality of front contact parts (111,121,131,141,151,161) or is accommodated and located in a plurality of conductor receiving parts (171,172,173) described later.
  • Wi (Y) connection or delta ( ⁇ ) connection is made depending on where the plurality of conductor portions 260 and 280 are located inside the base 100. Therefore, as the position of the cover 200 mounted on the base 100 is changed, it is possible to switch the wiring state from the wire connection to the delta connection or from the delta connection to the wire connection. After separating the cover 200 mounted on the upper surface of the base 100, after rotating it 180 degrees in the horizontal direction, it is possible to switch the wiring state by mounting it on the upper surface of the base 100 again.
  • the wiring change unit 220 is formed to extend a predetermined length in the downward direction from the lower surface of the cover 200 and may be formed to have a constant length in the horizontal direction along the center line of the lower surface of the cover 200. That is, in the center line connecting one end of the cover 200 detachably connected to one side of the base 100 and the other end of the cover 200 connected to the detachable portion detachable to the other side of the base 100, a constant along the center line It is formed to extend to the lower surface of the cover 200 in length.
  • a plurality of conductor parts 260 and 280 are positioned in the wiring change unit 220.
  • the plurality of conductor parts 260 and 280 is composed of a wire connection conductor part 260 positioned only on one side of the connection change part 220 and a Delta connection conductor part 280 located on both sides of the connection change part 200.
  • the wire-wire conductor portion 260 includes a first wire-wire conductor portion 262, a second wire-wire conductor portion 264 and a third wire-wire conductor portion 266.
  • Each of the wire connection conductors 260 may have a plate shape of a rectangular shape, which is a conductor having a constant horizontal and vertical length, and each of the wire connection conductors 260 may have a horizontal surface with one side of the connection changing unit 220. It can be positioned while forming the same horizontal plane.
  • the first wire-wire conductor portion 262, the second wire-wire conductor portion 264 and the third wire-wire conductor portion 266 are connected to each other while being spaced at regular intervals from one side of the wire change unit 220.
  • the plurality of wire connection conductors 260 are located only on one side of the connection change unit 220, and are positioned at regular intervals. That is, the interval between the first wire conductor portion 262 and the second wire conductor portion 264 and the distance between the second wire conductor portion 264 and the third wire conductor portion 266 are the same.
  • the second wire connection conductor part 264 may be located at a point deviating from the center line connecting the center of the upper end and the center of the lower end of the connection changing unit 220. Therefore, the wire connection conductor portion 260 is entirely positioned in one direction in the entire wiring change unit 220.
  • the interval from one end of the wiring changer 220 to the first wire connection conductor portion 262 may be longer than the distance from the other end of the wiring changer 220 to the third wire connection conductor portion 266. Therefore, since the spacing between the plurality of wire connection conductors 260 is the same, the plurality of wire connection conductors 260 in a connected state are positioned in the direction of the other end of the connection changing unit 220 in the entire connection changing unit 220. .
  • the first wire connection conductor portion 262 contacts the sixth front contact portion 161, which will be described later, and the second wire connection conductor portion 264 is As it contacts the fourth front contact portion 162 to be described later, and the third wire connection conductor portion 266 contacts the fifth front contact portion 151, eventually the fourth connection node 140 and the fifth connection node ( 150) and the sixth connection node 160 are electrically connected to a wire connection state.
  • the delta connection conductor portion 280 includes a first delta connection conductor portion 282, a second delta connection conductor portion 284, and a third delta connection conductor portion 286.
  • the first delta connection conductor portion 282, the second delta connection conductor portion 284, and the third delta connection conductor portion 286 are located on one side and the other side of the connection change unit 220. ) Can be positioned in a connected state.
  • the first delta connection conductor portion 282 is composed of one side conductor portion 282a located on one side of the wiring changer 220 and the other side conductor portion 282b located on the other side. ), The one side conductor portion 282a and the other side conductor portion 282b are positioned in a connected state. The same applies to the second delta connecting conductor portion 284 and the third delta connecting conductor portion 286. Accordingly, one conductor portion 282a, 284a, 286a and the other conductor portion 282b, 284b, 286b are electrically connected to each other.
  • each of the one side conductor portions 282a, 284a, 286a and the other side conductor portions 282b, 284b, 286b may be different, but they may all be in the form of a rectangular plate, which is a conductor having a constant horizontal and vertical length.
  • Each of these one side conductor parts 282a, 284a, 286a may be positioned while forming the same horizontal surface as the one side horizontal surface of the connection changing part 220, and each of the other side conductor parts 282b, 284b, 286b is connected. Of course, it can be positioned while forming the same horizontal surface as the horizontal surface of the other side of the changer 220.
  • the first delta connection conductor portion 282, the second delta connection conductor portion 284, and the third delta connection conductor portion 286 may be spaced apart at regular intervals from one side and the other side of the connection change unit 220. .
  • the distance between the first delta connection conductor portion 282 and the second delta connection conductor portion 284 and the interval between the second delta connection conductor portion 284 and the third delta connection conductor portion 286 may be the same.
  • the second delta connection conductor part 284 may be located at a point deviating from the center line connecting the center of the upper end and the center of the lower end of the connection changing unit 220. Accordingly, the delta connection conductor portion 280 in the entirety of the wiring change unit 220 is positioned in a biased direction as a whole.
  • the distance from one end of the wiring changer 220 to the first delta connection conductor part 282 may be shorter than the distance from the other end of the wiring changer 220 to the third delta connection conductor part 286. Therefore, since the spacing between the plurality of delta connection conductor portions 280 is the same, the plurality of delta connection conductor portions 280 are positioned in one direction of the connection change unit 220 in the entirety of the connection change unit 220.
  • one side conductor portion 282a of the first delta connection conductor portion 282 contacts the third front contact portion 131, which will be described later, and the other side view.
  • the body portion 282b is in contact with the fifth front contact portion 151, which will be described later, and the third connection node 130 and the fifth connection node 150 are electrically connected through the first delta connection conductor portion 282.
  • One side conductor portion 284a of the second delta connection conductor portion 284 contacts the second front contact portion 121 to be described later, and the other side conductor portion 284b contacts the fourth front contact portion 141 to be described later.
  • the second connection node 120 and the fourth connection node 140 are electrically connected through the second delta connection conductor portion 284.
  • One side conductor portion 286a of the third delta connection conductor portion 286 contacts the first front contact portion 111 to be described later, and the other side conductor portion 286b contacts the sixth front contact portion 161 to be described later.
  • the first connection node 120 and the sixth connection node 140 are electrically connected through the first delta connection conductor portion 284. After all, the first connection node 110 and the sixth connection node 160 are electrically connected, the second connection node 110 and the fourth connection node 140 are electrically connected, and the third connection node 130 And the fifth connection node 150 are electrically connected to a delta connection state.
  • the wire is connected to the plurality of front contact portions 111, 121, 131, 141, 151, and 161 or the delta connection conductor portion 280 is contacted, it is determined whether it is a wire connection or a delta connection, and this change is based on the cover 200. It is possible by separating from the upper surface of (100) and rotating it 180 degrees, and then attaching it to the upper surface of the base 100 again. Through this change, it is possible to easily switch the wiring state to the delta connection or the delta connection to the wiring. You can.
  • the portion other than the plurality of conductor portions 260 and 280 described above in the wiring change unit 220 is a non-conductor. Therefore, the current is flowed only to the plurality of conductor portions 260 and 280 to determine the connection state.
  • An arc-blocking plate 250 which is a non-conductor, is formed between the wire connecting portion 260 and the wire connecting portion 280 located on one side of the wiring changing unit 220. That is, between the first wire conductor portion 262 and the one side conductor portion 282a of the first delta wire conductor portion 282, the second wire wire conductor portion 264 and the one side conductor portion of the second delta wire conductor portion 284 (284a), and between the third wire conductor portion 266 and the third delta conductor portion 286, one side of the conductor portion 286a, the arc blocking plate of the shape protruding from one side of the wiring change portion 220 250 is located.
  • the base 100 is formed of a plurality of surfaces as an insulator.
  • a plurality of connection nodes 110, 120, 130, 140, 150, 160
  • a plurality of front contact portions 111, 121, 131, 141, 151, 161
  • a plurality of conductor receiving portions (171, 172, 173) required for connection are located on the plurality of surfaces.
  • connection node 110 R terminal formed on the inside of the base 100 is coupled
  • the second connection node 120 is coupled to the S terminal
  • the third terminal is coupled T
  • a fifth wiring node 150 facing each other.
  • the sixth front contact portion 161 formed, the second connection node 120 extends in the direction of the fourth connection node 140, the second front contact portion 121, the fourth connection node 140 to the second connection
  • first conductor receiving portion 171 is located between the first connection node 110 and the sixth connection node 160, but is located next to the first front contact portion 111 and the sixth front contact portion 161.
  • the second conductor receiving portion 172 located between the second wiring node 120 and the fourth wiring node 140 but located next to the second front contact portion 121 and the sixth front contact portion 161
  • the third conductor receiving portion 173 is located between the third wiring node 130 and the fifth wiring node 150, but located next to the third front contact portion 131 and the fifth front contact portion 151 ).
  • the induction motor connection terminal block according to the present invention is formed at a constant height in a state inserted into each of the first conductor receiving portion 171, the second conductor receiving portion 172 and the third conductor receiving portion 173 It further includes a pair of first blocking portions 181, a pair of second blocking portions 182, and a pair of third blocking portions 183.
  • One end of the plurality of blocking portions (181,182,183) composed of each pair is positioned in close contact with the side surfaces of the plurality of front contact portions (111, 121, 131, 141, 151, 161), and one side of the plurality of blocking portions (181, 182, 183) composed of each pair has multiple wiring It is located in a form facing the nodes 110, 120, 130, 140, 150, and 160.
  • the plurality of blocking portions 181, 182, and 183 are accommodated in the plurality of conductor receiving portions 171, 172, and 173, and the wire connection conductor portion 260 or the delta connection conductor portion 280 is located. ) Blocks the wire connection portion 260 or the connection portion delta 280 so that the plurality of connection nodes 110, 120, 130, 140, 150, and 160 do not contact.
  • arc blocking plate mounting portions 181a, 182a and 183a having a stepped shape in a downward direction are positioned.
  • the arc blocking plate 250 which will be described later, is positioned between each of the wire connection conductor portions 260 and the delta connection conductor portion 280, and when the cover 200 is mounted on the upper surface of the base 100, this arc blocking operation is performed.
  • the plate 250 is seated on each of the arc blocking plate seating portions 181a, 182a, and 183a positioned at each of the blocking portions 181, 182 and 183.
  • a display space 240 is formed on one side of the cover 200.
  • the display space 240 penetrates from the upper surface to the lower surface of the cover 200. Accordingly, the voltage display units 105a and 105b of the base 100 corresponding to the display space 240 are exposed to the outside through the display space 240 while the cover 200 is mounted on the upper surface of the base 100. do.
  • the display space 240 may be formed to be biased in one direction of the cover 200 with respect to the center line in the horizontal direction of the cover 200, and may be formed only on one side based on the center line of the cover 200. Accordingly, when the cover 200 is rotated 180 degrees and mounted on the upper surface of the base 100, the position of the display space 240 is changed, and further, the upper surface of the base 100 corresponding to the display space 240 The location of can be different.
  • the display space 240 may be in the form of a hole, or may be in the form of a groove recessed from the one end of the cover 200 to the inside of the cover 200.
  • voltage display units 105a and 105b are formed, and symbols indicating voltage are displayed on the voltage display units 105a and 105b.
  • 220V voltage may be displayed on any one of the voltage display units 105b of the plurality of voltage display units 105a and 105b of the base 100 and 380V voltage may be displayed on the remaining voltage display units 105a.
  • the voltage display units 105a and 105b may be formed on both sides of a base line in the horizontal direction from the upper surface of the base 100. At this time, symbols displayed on each of the voltage display units 105a and 105b have different voltages. Of course, it is a sign that means.
  • the voltage display units 105a and 105b may be symmetrically formed based on the center of the upper surface of the base 100. Therefore, in the first state in which the cover 200 is mounted on the upper surface of the base 100, 380V is displayed on the voltage display unit 105a of the base 100 corresponding to the display space 240, so that the display space 240 The voltage display of 380V is exposed to the outside, and in the second state where the cover 200 is mounted on the upper surface of the base 100, the voltage display unit 105b of the base 100 corresponding to the display space 240 is Since 220V is displayed, a voltage display of 220V is exposed to the outside through the display space 240.
  • the second state is a state in which the cover 200 of the first state is rotated 180 degrees and mounted on the upper surface of the base 100. That is, if the first state mounted on the top surface of the base 100 is 380V is applied, if the voltage applied in the first state is changed to 220V, the cover 200 is used to change the wiring. After separating from the upper surface of the base 100, rotated 180 degrees in the horizontal direction, and then mounted on the upper surface of the base 100 again, a cover mounted on the upper surface of the base 100 through such a wiring change ( 200) is changed, the position of the display space 240 is changed as the position of the cover 200 is changed, and the display units 150a and 150b corresponding to the display space 240 are automatically changed to the outside. The symbol indicating the applied voltage exposed at is changed.
  • the user In order to display the current wiring state in the state in which the cover 200 is mounted on the upper surface of the base 100, the user displays the wiring displayed on the voltage display units 105a and 105b of the base 100 through the display space 240. You can check the status.
  • the voltage shown on the voltage display units 105a and 105b of the base 100 through the display space 240 is a 220V voltage, it is a delta connection to which a 220V voltage is applied, and when the voltage shown is a 380V voltage, the 380V voltage is Indicates that the wire is wired.
  • the change from the delta connection to the wire connection or vice versa can be changed to attach the cover 200 to the upper surface of the base 100 after rotating it 180 degrees by separating it from the upper surface of the base 100. It is as described above. Convenience of use is increased, and electrical safety is increased because wiring conditions can be easily checked.
  • FIG. 6 is a state in which the cover 200 is mounted on the upper surface of the base 100, the cover 200 is shown in a transparent state, and when viewed from above, the wiring change unit 220 is inserted into a portion of the base 100 It is a drawing to show whether it is.
  • induction motor connection terminal block In the induction motor connection terminal block according to the present invention, a process of switching a wiring state from a wire connection to a delta connection or from a delta connection to a wire connection will be described.
  • FIG 6 (a) is a first state in which the cover 200 is mounted on the upper surface of the base 100, the first wire connection conductor portion 262 is in contact with the sixth front contact portion 161, the first The 2 wire connection conductor portion 264 is in contact with the fourth front contact portion 141, the third wire connection conductor portion 266 is in contact with the fifth front contact portion 151, and the wiring change line 220 Electrical connection between the first connection node 110 and the sixth connection node 160 is blocked due to the wire connection conductor portion 260 located on one side of the second connection node, and the second connection node 120 and the fourth connection node 140 ), The electrical connection of the third connection node 120 and the fifth connection node 150 is blocked.
  • the sixth front contact portion 161, the fourth front contact portion 141 and the fifth front contact portion 151 are electrically connected, that is, the sixth connection node 160, the fourth connection node 140 And the fifth connection node 150 is electrically connected to maintain the wire connection state.
  • the first delta connection conductor portion 282 is accommodated in the first conductor accommodation portion 171, and the second delta connection conductor portion 284 is accommodated in the second conductor accommodation portion 172.
  • Each of the delta connected conductor portions 282, 284, 286 accommodated in each of the conductor receiving portions 171, 172, 173 is not electrically connected to the connection nodes 110, 120, 130, 140, 150, 160 as it is blocked by each pair of blocking portions 181, 182, 183.
  • FIG 6 (b) is a second state in which the cover 200 is mounted on the upper surface of the base 100, the first delta connection conductor portion 282 is the third front contact portion 131 and the fifth front contact portion ( 151) in contact with the third front contact portion 131 and the fifth front contact portion 151, the third connection node 130 and the fifth connection node 150 are electrically connected.
  • 2 Delta connection conductor portion 284 is located between the second front contact portion 121 and the fourth front contact portion 141, the second front contact portion 121 and the fourth front contact portion 141 In, the second connection node 120 and the fourth connection node 140 are electrically connected, and the third delta connection conductor portion 286 contacts the first front contact portion 111 and the sixth front contact portion 161.
  • connection node 130 and the fifth connection node 150 are electrically connected to each other.
  • first connection node 110, the sixth connection node 160, the second connection node 120, and the second connection node Electrical connection between the 4 wiring node (140), the 3rd wiring node (130) and the 5th wiring node (150) It has been maintaining a delta connection status.
  • the first wire conductor portion 262 is accommodated in the third conductor accommodation portion 173, the second wire conductor portion 264 is accommodated in the second conductor accommodation portion 172, , It shows a state in which the third delta conductor portion 266 is accommodated in the first conductor receiving portion 171.
  • Each of the wire connection conductors 262, 264, 266 accommodated in each of the conductor receiving portions 171, 172, 173 is not electrically connected to the connection nodes 110, 120, 130 as it is blocked by each pair of blocking portions 181, 182, 183.
  • the cover 200 in the wire connection state is separated from the upper surface of the base 100, rotated 180 degrees in the horizontal direction, and then mounted on the upper surface of the base 100, FIG. It is switched to the delta connection state shown in b).

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Abstract

La présente invention concerne un bloc de bornes de câblage de moteur à induction permettant un changement de câblage facile, et plus spécifiquement, un bloc de bornes de câblage de moteur à induction comprenant une base ayant de multiples surfaces isolantes et un couvercle monté sur la surface supérieure de la base, le bloc de bornes de câblage de moteur à induction comprenant : une partie de changement de câblage s'étendant d'une longueur prédéterminée vers le bas à partir de la surface inférieure du couvercle ; et de multiples parties conductrices disposées au niveau de la partie de changement de câblage, les multiples parties conductrices comprenant : une partie conductrice de connexion Y disposée uniquement sur une surface de la partie de changement de câblage ; et des parties conductrices de connexion delta (280) disposées sur les deux surfaces de la partie de changement de câblage.
PCT/KR2019/004067 2018-09-03 2019-04-05 Bloc de bornes de câblage de moteur à induction permettant un changement de câblage facile WO2020050469A1 (fr)

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KR10-2018-0104484 2018-09-03
KR1020180104484A KR101949895B1 (ko) 2018-09-03 2018-09-03 결선 변경이 용이한 유도전동기 결선 단자대

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR820001918Y1 (ko) * 1981-03-27 1982-09-09 주식회사금성사 가전제품용 전압전환 플러그
KR200254824Y1 (ko) * 2001-09-03 2001-11-26 박무근 3상 유도 전동기의 결선 전환장치
KR20030039215A (ko) * 2001-11-12 2003-05-17 엘지산전 주식회사 배선용 차단기의 단자커버
KR101507690B1 (ko) * 2014-10-22 2015-04-07 김신호 모터 결선용 커넥터
KR101756732B1 (ko) * 2016-09-12 2017-07-11 사단법인 장우 일자리협회 아크방전 및 과전류가 방지되도록 형성되는 단자대.

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KR820001918Y1 (ko) * 1981-03-27 1982-09-09 주식회사금성사 가전제품용 전압전환 플러그
KR200254824Y1 (ko) * 2001-09-03 2001-11-26 박무근 3상 유도 전동기의 결선 전환장치
KR20030039215A (ko) * 2001-11-12 2003-05-17 엘지산전 주식회사 배선용 차단기의 단자커버
KR101507690B1 (ko) * 2014-10-22 2015-04-07 김신호 모터 결선용 커넥터
KR101756732B1 (ko) * 2016-09-12 2017-07-11 사단법인 장우 일자리협회 아크방전 및 과전류가 방지되도록 형성되는 단자대.

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