WO2016103294A1 - 電磁開閉器 - Google Patents
電磁開閉器 Download PDFInfo
- Publication number
- WO2016103294A1 WO2016103294A1 PCT/JP2014/006445 JP2014006445W WO2016103294A1 WO 2016103294 A1 WO2016103294 A1 WO 2016103294A1 JP 2014006445 W JP2014006445 W JP 2014006445W WO 2016103294 A1 WO2016103294 A1 WO 2016103294A1
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- WIPO (PCT)
- Prior art keywords
- crossbar
- sliding part
- contact
- sliding
- housing
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/18—Movable parts of magnetic circuits, e.g. armature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/546—Contact arrangements for contactors having bridging contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
- H01H50/641—Driving arrangements between movable part of magnetic circuit and contact intermediate part performing a rectilinear movement
Definitions
- This invention relates to an electromagnetic switch.
- the weight of moving parts such as the movable iron core does not affect the return force of the back spring when the conventional electromagnetic switch is mounted on a vertical surface.
- the weight of the movable part works against the back spring, the restoring force on the movable part is insufficient and normal operation cannot be performed.
- the weight of the movable part is applied in the same direction as the force of the bucks spring, contrary to floor surface mounting, so that the load force increases and normal operation cannot be performed.
- the backspring set length is changed. Thereby, in the mounting posture in which the movable part is affected by gravity, the influence is corrected by increasing or decreasing the spring force. As a result, the return force or load force of the movable part could be adjusted in the same manner as in the case of vertical surface mounting.
- an electromagnetic switch with an adjusted spring length is disclosed as a conventional technique.
- the adverse effect of gravity could be mitigated by changing the set length of the pack spring.
- the movable iron core is disposed on the lower end side of the cross bar, and the cross bar on the movable iron core side is inclined from the horizontal direction to the gravity direction due to the influence of gravity. For this reason, there is a problem that the timing at which the load side contact is closed is later than the timing at which the power supply side contact is closed.
- the present invention has been made to solve such a problem, and the movable iron core and the crossbar are interlocked together, and the time difference between the closing timing of the load side contact and the closing timing of the power supply side contact is calculated.
- the purpose is to reduce.
- the electromagnetic switch according to the invention of claim 1 is: A movable iron core that is attracted to or separated from the fixed iron core by an electromagnet; A cross bar that has a movable iron core at an end in a direction in which the movable iron core and the fixed iron core are attracted or separated, and slides integrally with the movable iron core; A housing sliding part for sliding the crossbar; A pair of movable contacts provided at positions facing the central axis in the sliding direction of the crossbar in conjunction with the sliding of the crossbar; In an electromagnetic switch provided with a pair of fixed contacts provided at a position facing the movable contact, The crossbar has one crossbar sliding part and two crossbar sliding parts, The housing sliding part has a housing sliding part 1 for sliding the crossbar sliding part 1 and a housing sliding part 2 for sliding the crossbar sliding part 2; The movable iron core side of the crossbar is in a direction opposite to the gravitational direction from the horizontal direction due to contact of the housing sliding part 1 and the crossbar sliding part 1 or the housing sliding part 2
- the electromagnetic switch according to the invention of claim 6 is: A movable iron core that is attracted to or separated from the fixed iron core by an electromagnet; A cross bar that slides integrally with the movable iron core in a direction in which the movable iron core and the fixed iron core are attracted or separated; and A housing sliding part for sliding the crossbar; A pair of upper movable contact and lower movable contact that are provided at positions opposite to the upper side and the lower side with respect to the central axis in the sliding direction of the crossbar, and interlock with the sliding of the crossbar, By moving the movable contact, a pair of an upper fixed contact and a lower fixed contact that come into contact with the movable contact are provided,
- the crossbar includes a crossbar head sliding portion in which one end in the sliding direction of the crossbar slides, and a crossbar side slide in which the other end of the crossbar disposed on the movable iron core side slides.
- the housing sliding portion has a housing head sliding portion that slides the crossbar head sliding portion, and a housing wall sliding portion that slides the crossbar side wall sliding portion,
- the electromagnetic switch according to the invention of claim 11 is A movable iron core that is attracted to or separated from the fixed iron core by an electromagnet; A cross bar that slides integrally with the movable iron core in a direction in which the movable iron core and the fixed iron core are attracted or separated; and A housing sliding part for sliding the crossbar; A pair of movable contacts provided at positions facing the central axis in the sliding direction of the crossbar in conjunction with the sliding of the crossbar; A pair of fixed contacts provided at positions facing the movable contacts,
- the crossbar has one crossbar sliding part and two crossbar sliding parts,
- the housing sliding part has a housing sliding part 1 for sliding the crossbar sliding part 1 and a housing sliding part 2 for sliding the crossbar sliding part 2; A protrusion provided on the crossbar sliding part 1 or the crossbar sliding part 2, It is provided in the housing sliding part 1 or the housing sliding part 2 and has an inclined part that slides with the protruding part. Due to the contact between the protrusion and the inclined portion, the movable
- the consumption of the load side contact is delayed as the time difference between the timing at which the load side contact is closed and the timing at which the power side contact is closed is reduced.
- FIG. 2 is a view as seen from a section AA in FIG. The perspective view seen from the front of the electromagnetic switch concerning this invention is shown. It is an external view of the electromagnetic switch seen from the left. It is a conceptual diagram which shows the movable part and sliding part of an electromagnetic switch of the state which isolate
- Embodiment 2 It is an enlarged view which shows the movable part and sliding part of the state which the contact position of an electromagnetic switch shifts
- the shape of the cross bar of Embodiment 2 which concerns on this invention differs, it is an enlarged view which shows a movable part and a sliding part when the contact of an electromagnetic switch is closed.
- a movable part and a sliding part when the contact of the electromagnetic switch of Embodiment 3 which concerns on this invention closes.
- Embodiment 1 FIG. Embodiment 1 of the present invention will be described below.
- the present invention is not limited to the first embodiment.
- FIGS. 1 is a cross-sectional view of an electromagnetic switch according to a first embodiment of the present invention as viewed from the lateral direction. In FIG. 1, each structure of the electromagnetic switch 100 is demonstrated.
- Reference numeral 100 is an electromagnetic switch.
- Reference numeral 1 denotes a mounting base formed of an insulator.
- Reference numeral 2 denotes a fixed iron core fixed to the mounting base 1 and having a mountain shape and laminated silicon steel plates.
- Reference numerals 3 denote operation coils respectively disposed in the recesses of the mountain-shaped fixed iron core 2.
- Reference numeral 4 denotes a housing fixed to the mounting base 1 and formed of an insulating material in the same manner as the mounting base 1.
- Reference numeral 5 denotes a movable iron core having a mountain shape and laminated silicon steel plates in the same manner as the fixed iron core 2. Moreover, the iron core of the mountain-shaped convex part of the movable iron core 5 and the fixed iron core 2 is arrange
- Reference numeral 6 denotes a tripping spring disposed between the operation coil 3 and the movable iron core 5. The fixed iron core 2 and the movable iron core 5 are attracted and separated by the electromagnet.
- the fixed contact 7 is a fixed contact attached to the housing 4.
- the fixed contact 7 has a power supply side fixed contact 7a and a load side fixed contact 7b.
- the fixed contact 7 is provided with a power-side fixed contact 70a joined to the power-side fixed contact 7a and a load-side fixed contact 70b joined to the load-side fixed contact 7b.
- 8 is a terminal screw used to connect the electromagnetic switch 100 to an external circuit.
- Reference numeral 9 denotes a cross bar that is disposed between the power-side fixed contact 7a and the load-side fixed contact 7b, holds the movable iron core 5, and is formed of an insulator.
- Reference numeral 10 denotes a square window provided in the crossbar 9.
- Reference numeral 11 denotes a presser spring provided in the square window 10.
- Numeral 12 is a movable contact inserted into the square window 10 of the cross bar 9 and held by the presser spring 11. Further, with the cross bar 9 as a reference, the power source side movable contact 12 a is joined to the movable contact 12 above the cross bar 9. On the other hand, a load-side movable contact 12 b is joined to the movable contact 12 below the cross bar 9. The movable contacts 12a and 12b of the movable contact 12 are provided to face the fixed contacts 70a and 70b of the fixed contact 7, respectively.
- the power supply side movable contact 12a and the power supply side fixed contact 70a, and the load side movable contact 12b and the load side fixed contact 70b contact each other correspondingly. Furthermore, in order to correspond to each phase of the three-phase alternating current of the electromagnetic switch 100, three sets of the fixed contact 7 and the movable contact 12 are provided. 13 covers the upper surface of the housing 4 in order to prevent discharge of the arc generated when the fixed contact 70a and the movable contact 12a on the power source side and the fixed contact 70b and the movable contact 12b on the load side are separated from each other. This is an arc cover installed. The arrow is the direction of gravity.
- the upper side is the power supply side and the lower side is the load side with respect to the central axis in the sliding direction of the crossbar 9.
- the cross bar 9 has a structure that slides integrally with the movable core 5 in the direction in which the movable core 5 and the fixed core 2 are attracted and separated.
- the power supply side movable contact 12a and the load side movable contact 12b are provided at positions opposed to the central axis in the sliding direction of the crossbar 9, and in conjunction with the sliding of the crossbar 9. It is a movable structure.
- the power source side movable contact 12a and the load side movable contact 12b are a pair of movable contacts.
- the power-side fixed contact 70a and the load-side core contact 70b are a pair of fixed contacts.
- the crossbar 9 has one crossbar sliding portion and two crossbar sliding portions.
- the housing sliding portion for sliding the crossbar 9 includes a housing sliding portion for sliding the crossbar sliding portion 1 and a housing sliding portion for sliding the crossbar sliding portion 2. It consists of two.
- the crossbar sliding part 1 here is the crossbar head sliding part 9a
- the crossbar sliding part 2 is the crossbar side wall sliding part 9b.
- the housing sliding portion 1 is the housing head sliding portion 4a
- the housing sliding portion 2 is the housing wall sliding portion 4b (not shown).
- the housing head sliding portion 4a and the housing side sliding portion 4b are made of the same material as the housing 4 and are insulating resin. For example, nylon, nylon 66, nylon 46, etc.
- the crossbar head sliding portion 9a and the crossbar side wall sliding portion 9b are made of the same material as the crossbar and are insulating resin.
- the insulating resin include a phenol resin, an unsaturated polyester resin, a melamine resin, and a urea resin.
- FIG. 2 is a diagram showing a movable part of the electromagnetic switch 100.
- the movable part includes a movable iron core 5, a cross bar 9, a presser spring 11, a movable contact 12, and movable contacts 12a and 12b between the power source side and the load side.
- a crossbar head sliding portion 9 a is provided on the head of the crossbar 9
- a crossbar side wall sliding portion 9 b is provided on the side wall of the crossbar 9.
- the presser spring 11 disposed in the square window 10 presses and holds the movable contact 12.
- FIG. 3 is a view as seen from section AA in FIG.
- the housing wall sliding portion 4 b not shown in FIG. 1 corresponds to the position of the crossbar side wall sliding portion 9 b and is provided on the side wall of the housing 4. Further, the housing wall sliding portion 4b is positioned so as to sandwich the crossbar side wall sliding portion 9b vertically.
- FIG. 4 is a perspective view of the electromagnetic switch 100 as viewed from the front. A part of the housing head sliding portion 4a, the housing wall sliding portion 4b, the crossbar head sliding portion 9a, and the crossbar side wall sliding portion 9b shown in FIG. Visible from the outside of the switch 100.
- the housing head sliding portion 4a is a pair of parallel surfaces parallel to the front surface of the housing 4.
- the housing wall sliding portion 4 b is a pair of rectangular parallelepiped projections parallel to the side wall of the housing 4.
- the crossbar head sliding portion 9a and the crossbar side wall sliding portion 9b are a part of the crossbar 9 and are composed of a pair of parallel surfaces parallel to each other.
- the shape of a sliding part is not limited.
- FIG. 5 is an external view of the left side of the electromagnetic switch 100 as viewed from the left. As shown in FIG. 5, one side of the crossbar side wall sliding portion 9b can be seen. A portion indicated by a broken line is a housing wall sliding portion 4b provided inside the housing 4 that cannot be seen from the outside.
- FIG. 6 is a conceptual diagram showing the arrangement of the housing wall sliding portions according to the first embodiment.
- FIG. 6 shows that the shape of the cross bar 9 is such that the upper part of the cross bar head sliding part 9a and the upper part of the cross bar side wall sliding part 9b, and the lower part of the cross bar head part sliding part 9a and the lower part of the cross bar side wall sliding part 9b.
- It is a figure which shows arrangement
- the movable core 5 side of the crossbar 9 is moved from the horizontal direction by the contact of the housing wall sliding portion 4b and the crossbar side wall sliding portion 9b. Tilt in the opposite direction of gravity. As shown in FIG. 6, the position of the housing wall sliding portion 4b moves from b1 to b2, and the position of the housing head sliding portion 4a is not changed.
- the arrangement position of the housing wall sliding portion 4b is set higher than the arrangement position of the housing head sliding portion 4a with respect to the arrangement position of the housing head sliding portion 4a. Thereby, the contact timing of the contact on the load side becomes earlier than the contact timing of the contact on the power source side.
- FIG. 1 is a diagram showing an electromagnetic switch 100 in an ON state when the contact between the power supply side and the load side is closed.
- the movable iron core 5 is attracted to the fixed iron core 2 against the tripping spring 6.
- the crossbar head sliding portion 9a slides on the housing head sliding portion 4a
- the crossbar side wall sliding portion 9b slides on the housing wall sliding portion 4b.
- the fixed contact 7a and the movable contact 12a on the power source side are closed, and the fixed contact 7b and the movable contact 12b on the load side are closed, so that the electromagnetic switch 100 is turned on.
- the electromagnetic switch 100 is turned off by opening the contact between the power source side and the load side by cutting the current of the operation coil 3 and demagnetizing the electromagnet.
- FIG. 7 when the contact between the power source side and the load side of the electromagnetic switch 100 is closed, the arrangement positions of the casing head sliding portion 4a and the casing wall sliding portion 4b are the same height. In this case, when the electromagnetic switch 100 is closed, it is an enlarged view showing a movable part and a sliding part in an ideal state.
- the crossbar head sliding portion 9a when the electromagnetic switch 100 is ON, the crossbar head sliding portion 9a is positioned at the center of the casing head sliding portion 4a, and the crossbar side wall sliding portion 9b is sliding on the casing wall. Located in the center of the part 4b.
- the power source side fixed contact 70a and the power source side movable contact 12a, and the load side fixed contact 70b and the load side movable contact 12b are in contact with each other, and a current flows.
- cross bar 9 and the housing 4 are made of insulating resin, they expand due to the influence of humidity and temperature. In addition, since it does not lock during sliding, it smoothly slides between the crossbar head sliding portion 9a and the housing head sliding portion 4a, and between the crossbar side wall sliding portion 9b and the housing wall sliding portion.
- a gap is provided between 4b.
- the size of the gap may be 0.1 mm to 1 mm, and is not limited to the size of this gap.
- the crossbar side sliding portion 9a as shown in FIG. 7 is not positioned at the center of the casing head sliding portion 4a due to the influence of gravity, and the crossbar side wall sliding portion 9b is also a housing. It is not located in the center part of the body wall sliding part 4b.
- FIG. 8 when the contact between the power source side and the load side of the electromagnetic switch 100 is closed, the arrangement positions of the casing head sliding portion 4a and the casing wall sliding portion 4b are the same due to the influence of gravity. When it is height, it is an enlarged view which shows the movable part and sliding part of the electromagnetic switch 100.
- FIG. 8 when the influence of gravity is taken into consideration, when the closed state is reached, the movable core 5 side of the crossbar 9 is inclined in the direction of gravity from the horizontal direction due to the weight of the movable core 5.
- the movable contact 12 held on the cross bar 9 by the presser spring 11 is inclined, the power source side movable contact 12a and the power source side fixed contact 70a are electrically connected first, and then the load side movable contact 12b and the load The side fixed contact 70b is electrically connected.
- the movable contacts 12a and 12b collide with the corresponding fixed contacts 70a and 70b. At the time of this collision, the movable contacts 12a and 12b bounce off the bounce of the collision and bounce. Since the power source side movable contact 12a is first connected to the power source side fixed contact 70a, the contact pressure of the power source side movable contact 12a is higher than that of the load side movable contact 12b. Further, a counterclockwise moment tends to act on the crossbar 9 due to the weight of the movable iron core 5. For this reason, the contact pressure of the power source side movable contact 12a is high, and the contact pressure of the load side movable contact 12b is low.
- the contact pressure of the load side movable contact 12b is weakened and the power source side movable contact 12a is increased. Therefore, the load-side movable contact 12b is easier to bounce than the power-side movable contact 12a, and the state of floating in the air becomes longer. Since the arc current flows while the load side movable contact 12b is floating in the air, the load side contact is consumed by the arc energy. For this reason, the load-side movable contact 12b and the load-side fixed contact 70b are more easily consumed than the power-side movable contact 12a and the power-side fixed contact 70a.
- FIG. 9 is an enlarged view showing the movable portion and the sliding portion when the contact between the power source side and the load side of the electromagnetic switch 100 according to the first embodiment is closed.
- the housing wall sliding portion 4b corresponding to the crossbar side wall sliding portion 9b is slid so that the crossbar side wall sliding portion 9b slides in the direction opposite to the gravity direction from the horizontal direction.
- a position is arrange
- the arrow of FIG. 9 shows the drag of the surface of the housing
- FIG. 10 is a schematic enlarged view showing the position of the housing wall sliding portion 4b in FIG. As shown in FIG. 10, the Z axis is in the direction opposite to the direction of gravity.
- the upper surface of the crossbar head sliding portion 9a and the upper surface of the crossbar side wall sliding portion 9b are on the same plane I1.
- the surface below the crossbar head sliding portion 9a and the surface below the crossbar side wall sliding portion 9b are on the same plane I2, and the two planes I1 and I2 are parallel.
- the position of the housing wall sliding part 4b corresponding to the lower part of the crossbar side wall sliding part 9b is Z1
- the position of the housing head sliding part 4a corresponding to the lower part of the crossbar head sliding part 9a is Assuming Z2, the position of Z1 is made higher than the position of Z2.
- the difference between the positions of Z1 and Z2 is 0.1 mm
- the position of Z1 is 0.1 mm higher than the position of Z2.
- the load side movable contact 12b and the load side fixed contact 70b are electrically connected first, and then the power source side movable contact 12a and the power source side fixed contact 70a are electrically connected. Connected and current starts to flow.
- the power source side movable contact 12a as shown in FIG. May be located above the power supply side fixed contact 70a, and the load side movable contact 12b may be located above the load side fixed contact 70b.
- the load side movable contact 12b may be located above the load side fixed contact 70b.
- the positions of the movable contacts 12a and 12b are relative to the corresponding fixed contacts 70a and 70b. Adjust the contact position so that it does not shift vertically.
- the adjustment of the contact position when the movable iron core 5 is attracted to the fixed iron core 2, it is adjusted according to the center position between the fixed contact and the corresponding movable contact. For example, when the contact areas of the fixed contact and the movable contact are different, the contact with the smaller area is installed so as not to protrude from the contact with the larger interview when the contact is closed.
- the contact timing of the power supply side contact and the contact timing of the load side contact are substantially equal, and the life of the electromagnetic switch can be improved. .
- the shape of the crossbar 9 is different from the shape of the crossbar 9 shown in FIG. 10, and the upper surface of the crossbar head sliding portion 9a and the upper surface of the crossbar side wall sliding portion 9b,
- the surface below the crossbar head sliding portion 9a and the surface below the crossbar side wall sliding portion 9b may not be on the same plane.
- the difference in height between the lower surface of the crossbar head sliding portion 9a and the lower surface of the crossbar side wall sliding portion 9b is h
- Z1 is set higher than Z2 + h.
- the difference between Z1 and Z2 + h is 0.1 mm.
- the housing wall sliding portion 4b restricts the crossbar side wall sliding portion 9b on the movable iron core 5 side from being inclined in the direction opposite to the gravitational direction from the horizontal direction.
- the same effect can be obtained by increasing the thickness of the housing wall sliding portion 4b on the load side.
- the height of the thickened portion may be the same as the moving position in FIG.
- the movable core 5 side of the cross bar 9 is tilted in the direction opposite to the gravitational direction from the horizontal direction by the contact of the housing wall sliding portion 4b and the cross bar side wall sliding portion 9b.
- it is made to act in the direction which counteracts the inclination by the gravity which acts on crossbar 9 by contact of case wall sliding part 4b and crossbar side wall sliding part 9b.
- FIGS. 13 and 14 are enlarged views showing the configuration and operation when the electromagnetic switch 100 is installed so that the direction in which the movable iron core 5 and the fixed iron core 2 are attracted and separated is perpendicular to the gravity.
- a second embodiment of the present invention will be described with reference to FIGS. 15, 16, and 17.
- FIG. Constituent elements common to the first embodiment will be described with the same reference numerals.
- the second embodiment is the same as the first embodiment, and during the process of closing the contact between the power supply side and the load side, the housing sliding portion restricts the movement of the crossbar 9 in the direction opposite to the gravity direction. To do.
- the position of the housing wall sliding portion 4b is moved in the direction opposite to the gravity.
- the position of the housing head sliding portion 4a is changed in the direction of gravity. To move on.
- FIG. 13 is a conceptual diagram showing the arrangement of the casing head sliding portion 4a of the second embodiment in a state where the contact point between the power source side and the load side of the electromagnetic switch 100 is not in contact.
- the position of the housing head sliding portion 4a moves from the horizontal plane a1 to a2 perpendicular to the direction of gravity of the crossbar 9, and the housing wall sliding portion 4b
- the configuration does not change the position.
- the arrangement position of the housing head sliding portion 4a is lower than the arrangement position of the housing wall sliding portion 4b with respect to the arrangement position of the housing wall sliding portion 4b.
- FIG. 14 is an enlarged view showing the movable part and the sliding part of the second embodiment when the contact between the power supply side and the load side of the electromagnetic switch 100 is closed.
- the arrows in FIG. 14 indicate the drag from the upper surface of the housing head sliding portion 4a to the crossbar head sliding portion 9a. Due to this drag, the crossbar head sliding portion 9a is inclined in the direction of gravity.
- FIG. 14 is a diagram illustrating a configuration in which the position of the housing head sliding portion 4a is moved in the direction of gravity.
- FIG. 15 is an enlarged view showing the position of the casing head sliding portion 4a of FIG.
- the Z-axis is the direction opposite to the direction of gravity.
- the upper part of the crossbar head sliding part 9a and the upper part of the crossbar side wall sliding part 9b are on the same plane I1, and the lower part of the crossbar head sliding part 9a and the lower part of the crossbar side wall sliding part 9b are on the same plane I2. is there.
- the two planes I1 and I2 are parallel, and the thickness of the crossbar head sliding portion 9a and the thickness of the crossbar side wall sliding portion 9b are the same and are d1.
- the position of the lower portion of the housing wall sliding portion 4b corresponding to the lower portion of the crossbar side wall sliding portion 9b is Z1, and the position of the upper portion of the housing head sliding portion 4a corresponding to the upper portion of the crossbar head sliding portion 9a.
- Z3 is made smaller than the total value of Z1 and d1.
- the value obtained by removing the value of Z3 from the total value of Z1 and d1 is 0.1 mm.
- the load side movable contact 12b and the load side fixed contact 70b are electrically connected first, and then the power source side movable contact 12a and the power source side fixed contact 70a are electrically connected. And the current begins to flow.
- the contact pressure of the load side movable contact 12b is higher than the contact pressure of the power source side movable contact 12a by the push spring 11.
- the movable iron core 5 is on the side wall side of the cross bar 9, a counterclockwise moment tends to act due to the weight of the movable iron core 5, thereby increasing the contact pressure of the power source movable contact 12a.
- the contact pressure of the load side movable contact 12b is reduced. As a result, the contact pressure on the power source side and the load side cancel each other, and both can easily apply the same contact pressure.
- the power source side movable contact 12a is positioned below the power source side fixed contact 70a as shown in FIG.
- the contact 12b is positioned below the load-side fixed contact 70b.
- the positions of the movable contacts 12a and 12b are the corresponding fixed contacts 70a when the electromagnetic switch 100 is closed, as shown in FIG.
- the contact point position is adjusted so that it does not shift vertically.
- the adjustment of the contact position when the movable iron core 5 is attracted to the fixed iron core 2 as in the first embodiment, the adjustment is made in accordance with the center position between the fixed contact and the corresponding movable contact.
- the second embodiment can obtain the same effect as the first embodiment.
- the shape of both ends of the crossbar 9 is different, the crossbar head sliding part 9a upper surface, the crossbar side wall sliding part 9b upper surface, and the crossbar head sliding.
- the surface below the portion 9a and the surface below the crossbar side wall sliding portion 9b may not be on the same plane.
- the housing head sliding portion 4a is arranged to restrict the crossbar head sliding portion 9a from being inclined in the direction of gravity from the horizontal direction, and the same effect can be obtained.
- the same effect can be obtained by increasing the thickness of the casing head sliding portion 4a on the power source side.
- the housing wall sliding portion 4b and the crossbar side wall sliding portion 9b, or the housing head sliding portion 4a and the crossbar head sliding portion 9a By the contact, the movable iron core 5 side of the cross bar 9 is inclined in the direction opposite to the direction of gravity from the horizontal direction. Or the inclination by the gravity which acts on the crossbar 9 by the contact of the housing
- Embodiment 3 The third embodiment of the present invention will be described below with reference to FIG. Constituent elements common to the second embodiment will be described with the same reference numerals.
- a convex portion 20 is provided on the upper portion of the housing head sliding portion 4a facing the crossbar head sliding portion 9a in the sliding direction of the crossbar 9.
- a convex portion 20 is provided on the upper portion of the housing head sliding portion 4a facing the crossbar head sliding portion 9a, the position of the housing head sliding portion 4a is moved in the direction of gravity.
- the crossbar head sliding portion 9a tilts in the direction of gravity
- the crossbar side wall sliding portion 9b tilts and slides in the direction opposite to the direction of gravity.
- the convex portion 20 may be provided on the wall of the housing head sliding portion 4a and may be plate-shaped. Further, the convex portion 20 may be integrated with the housing 4.
- the power source side movable contact 12a is positioned below the power source side fixed contact 70a, and the load side movable contact 12b is connected to the load side.
- the load side movable contact 12b is connected to the load side.
- the fixed contact 70b There is a case where it is located below the fixed contact 70b.
- only the upper part of the movable contacts 12a and 12b and the lower part of the corresponding fixed contacts 70a and 70b are in contact with each other, and the contacted part and the vicinity thereof are consumed.
- the movable contacts 12a and 12b are positioned at the corresponding fixed contacts 70a and 70b. Adjust the contact position so that it does not shift vertically.
- the third embodiment can obtain the same effect as the second embodiment.
- the position of the housing wall sliding portion 4b is changed.
- the crossbar head sliding portion 9a is tilted in the direction of gravity
- the crossbar side wall sliding portion 9b is tilted in the direction opposite to the gravitational direction.
- the upper portion of the housing head sliding portion 4a facing the crossbar head sliding portion 9a or the crossbar side wall sliding portion 9b is opposed.
- Embodiment 4 FIG. The fourth embodiment of the present invention will be described below with reference to FIG. 19 and FIG. Constituent elements common to the first embodiment will be described with the same reference numerals.
- the distance between the fixed contact 70a on the power supply side and the movable contact 12a is the distance between the fixed contact 70b on the load side and the movable contact 12b. It is the structure which shall be longer than the distance between.
- the load-side fixed contact 7b is positioned closer to the movable contact 12 by a distance C1 than the position of the power-side fixed contact 7a.
- the distance C1 at this time is, for example, 0.6 mm.
- the timing of contacting the load side movable contact 12b and the load side fixed contact 70b is the same as that of the power source side movable contact 12a and the power source side fixed contact 70a. It can be prevented from becoming later than the timing of contact with.
- the load-side movable contact 12b and the load-side fixed contact 70b are electrically connected to the power-side movable contact 12a and the power-side fixed contact 70a without delay, and current starts to flow.
- the contact pressure is further increased, and the contact pressure of the load side movable contact 12b is decreased.
- the same effect as FIG. 19 can be obtained by making the thickness of the load side fixed contact 70b thicker than the thickness of the power source side fixed contact 70a.
- the thickness value C2 of the thickened portion may be the same as the moving position value C1 of FIG.
- the fourth embodiment can obtain the same effects as those of the first to third embodiments.
- the load side movable contact 12b and the load side fixed contact 70b, and the power source side movable contact 12a and the load side fixed contact 70b may be connected simultaneously.
- Embodiment 5 FIG. The fifth embodiment of the present invention will be described below with reference to FIGS. 21, 22, and 23. Constituent elements common to the first embodiment will be described with the same reference numerals.
- the fixed contact 70a and the movable contact 12a on the power supply side are opened. Is longer than the distance between the fixed contact 70b on the load side and the movable contact 12b. In the fourth embodiment, the distance is adjusted by changing the position of the fixed contact 7 or the thickness of the load side fixed contact 70b.
- the movable contact 12 is not arranged symmetrically with respect to the central axis of the cross bar 9 in the sliding direction. That is, in the fifth embodiment, the load side of the movable contact 12 as shown in FIG. 22 is inclined clockwise or the load side movable contact 12b is thick as shown in FIG. Features. With these configurations, the distance between the contacts can be adjusted.
- the fifth embodiment will be described with reference to FIGS. 21 and 22.
- FIG. 21 is an enlarged view showing the movable part and the sliding part of the fifth embodiment when the contact between the power supply side and the load side of the electromagnetic switch 100 is closed.
- the movable contact 12 is not symmetrical with respect to the sliding direction of the crossbar 9, and the load side is inclined in the clockwise direction.
- the timing at which the load side movable contact 12b and the load side fixed contact 70b come into contact with each other is determined. It is possible to prevent delay from the contact timing of 12a and the power supply side fixed contact 70a.
- FIG. 22 is an enlarged view showing the movable contact 12 of the electromagnetic switch of FIG.
- the arrangement position of the load side movable contact 12b is separated by a distance d2 with reference to the dotted line shown in FIG.
- the distance between the load side movable contact 12b and the fixed contact 70b is shorter by d2 than the distance between the power source side movable contact 12a and the fixed contact 70a.
- the angle at which the crossbar side wall sliding portion 9b on the movable iron core 5 side in FIG. 21 is inclined downward differs depending on the model.
- d2 is set to 0.6 mm.
- the load side movable contact 12b and the load side fixed contact 70b are electrically connected first, and then the power source side movable contact 12a and the power source side fixed contact 70a are electrically connected. And current begins to flow.
- the movable contacts 12a and 12b bounce and bounce due to repulsion at the time of collision.
- the load side movable contact 12b is electrically connected to the load side fixed contact 70b first, the contact pressure of the load side movable contact 12b is higher than the contact pressure of the power source side movable contact 12a by the push spring 11.
- the contact pressure of the power source movable contact 12a is increased and the load side movable contact 12b The contact pressure is reduced.
- the bounces at the power source side movable contact 12a and the load side movable contact 12b are evenly generated, and the contact depletion is almost equal. As a result, extreme wear of the electrode can be prevented.
- d2 is 0.6 mm, for example.
- the power supply side movable contact 12a is disposed so as to be farther from the fixed contact 70a than the load side movable contact 12b.
- the same effect can be obtained when the power source side movable contact 12a is separated from the load side movable contact 12b by a distance of 0.6 mm from the fixed contact 70a.
- FIG. 6 The sixth embodiment of the present invention will be described below with reference to FIGS. 24 and 25.
- FIG. Constituent elements common to the first embodiment will be described with the same reference numerals.
- FIG. 24 is a structural diagram showing the electromagnetic switch 100 of the sixth embodiment when the contact between the power supply side and the load side of the electromagnetic switch 100 is closed.
- an inclined portion 31 is provided on the wall surface of the housing head sliding portion 4a on the power supply side, and a protrusion 30 is provided on the crossbar head sliding portion 9a on the power supply side.
- the protrusion 30 has a shape such as a square or a triangular pyramid.
- the inclined portion 31 is an inclined surface or a curved surface. Even when configured in this way, the timing when the cross bar 9 is horizontal or the movable iron core 5 side of the cross bar 9 is inclined in the direction opposite to the gravitational direction from the horizontal direction, and the load side movable contact 12b and the load side fixed contact 70b come into contact with each other. It is possible to prevent the timing from coming in contact with the power source side movable contact 12a and the power source side fixed contact 70a.
- the crossbar head sliding portion 9 a slides when the projection 30 contacts the inclined portion 31 of the corresponding housing head sliding portion 4 a when the pole is closed. A gap amount can be maintained between the portion 9a and the housing head sliding portion 4a.
- the protrusion 30 and the inclined portion 31 of the housing head sliding portion 4a come into contact only when the pole is closed, the cross bar 9 moves smoothly with respect to the contact opening / closing.
- the protrusion 30 of the crossbar head sliding portion 9a supports the oblique direction rather than the vertical direction with respect to the moving direction of the crossbar 9. For this reason, the crossbar head sliding portion 9a is caught between the housing head sliding portion 4a and is not locked.
- FIG. 25 is a diagram showing the movable portion and the sliding portion of the sixth embodiment when the contact between the power supply side and the load side of the electromagnetic switch 100 is closed.
- a groove 32 is further provided in the horizontal direction of the crossbar head sliding portion 9a.
- the protrusions 30 and the grooves 32 horizontally provided above the crossbar head sliding portion 9a, but also the protrusions 30 and the grooves 32 in the direction of gravity are formed on both side surfaces of the crossbar head sliding portion 9a. It may be provided. Thereby, not only the contact between the movable contacts 12a and 12b and the fixed contacts 70a and 70b can be made uniform, but also the bounce of the contacts of the three-phase electrodes can be reduced.
- the sixth embodiment can obtain the same effects as those of the first to fifth embodiments.
- the protrusion 30 is provided on the upper part of the crossbar head sliding part 9a and the inclined part 31 is provided on the lower part of the housing head sliding part 4a.
- the protrusion 30 may be provided at the lower part of the crossbar side wall sliding part 9b, and the inclined part 31 may be provided at the lower part of the housing wall sliding part 4b.
- the present invention can be used for electromagnetic switches, electromagnetic contactors, relays, breakers and the like.
- 100 electromagnetic switch 1 mounting base, 2 fixed iron core, 3 operation coil, 4 housing, 4a housing head sliding portion, 4b housing wall sliding portion, 5 movable iron core, 6 tripping spring, 7 fixed contact 7a, power-side fixed contact, 7b load-side fixed contact, 70a power-side fixed contact, 70b load-side fixed contact, 8 terminal screw, 9 crossbar, 9a crossbar head sliding part, 9b crossbar side wall slide Moving part, 10 square window, 11 presser spring, 12 movable contact, 12a power supply side movable contact, 12b load side movable contact, 13 arc cover, 20 convex part, 30 projecting part, 31 inclined part, 32 groove
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Abstract
Description
電磁石により固定鉄心と吸着または離反する可動鉄心と、
この可動鉄心と固定鉄心とが吸着または離反する方向に、可動鉄心を端部に備え、可動鉄心と一体的に摺動するクロスバーと、
このクロスバーを摺動させる筐体摺動部と、
クロスバーの摺動に連動し、クロスバーの摺動方向の中心軸に対し、相対する位置に設けられた一対の可動接点と、
この可動接点と対向する位置に設けられた一対の固定接点と、を備えた電磁開閉器において、
クロスバーは、クロスバー摺動部一とクロスバー摺動部二を有し、
筐体摺動部は、クロスバー摺動部一を摺動させる筐体摺動部一と、クロスバー摺動部二を摺動させる筐体摺動部二と、を有し、
筐体摺動部一及びクロスバー摺動部一、或いは、筐体摺動部二及びクロスバー摺動部二、の接触により、クロスバーの前記可動鉄心側が、水平方向より重力方向と反対方向に傾けるものである。
また、請求項6の発明にかかる電磁開閉器は、
電磁石により固定鉄心と吸着または離反する可動鉄心と、
この可動鉄心と固定鉄心とが吸着または離反する方向に、可動鉄心とともに一体的に摺動するクロスバーと、
このクロスバーを摺動させる筐体摺動部と、
クロスバーの摺動方向の中心軸に対し、上方側と下方側との相対する位置に設けられ、クロスバーの摺動に連動する一対の上方側可動接点と下方側可動接点と、
この可動接点が可動することにより、可動接点と接触する一対の上方側固定接点と下方側固定接点と、を備え、
クロスバーは、クロスバーの摺動方向の一方の端部が摺動するクロスバー頭部摺動部と、可動鉄心側に配置されたクロスバーの他方の端部が摺動するクロスバー側壁摺動部と、を有し、
筐体摺動部は、クロスバー頭部摺動部を摺動させる筐体頭部摺動部と、クロスバー側壁摺動部を摺動させる筐体壁摺動部と、を有し、
可動鉄心が固定鉄心と離反した時、下方側可動接点と接触する下方側固定接点との両者間の距離は、上方側可動接点と接触する上方側固定接点との両者間の距離より短いものである。
さらに、請求項11の発明にかかる電磁開閉器は、
電磁石により固定鉄心と吸着または離反する可動鉄心と、
この可動鉄心と固定鉄心とが吸着または離反する方向に、可動鉄心とともに一体的に摺動するクロスバーと、
このクロスバーを摺動させる筐体摺動部と、
クロスバーの摺動に連動し、クロスバーの摺動方向の中心軸に対し、相対する位置に設けられた一対の可動接点と、
この可動接点と対向する位置に設けられた一対の固定接点と、を備え、
クロスバーは、クロスバー摺動部一とクロスバー摺動部二を有し、
筐体摺動部は、クロスバー摺動部一を摺動させる筐体摺動部一と、クロスバー摺動部二を摺動させる筐体摺動部二と、を有し、
クロスバー摺動部一、又は、クロスバー摺動部二に設けられる突起部と、を有し、
筐体摺動部一、又は、筐体摺動部二に設けられ、突起部と摺動する傾斜部を有し、
突起部と傾斜部との接触により、クロスバーの可動鉄心側が、水平方向より重力方向と反対方向に傾けるものである。
以下、この発明の実施の形態1について説明する。なお、この実施の形態1によりこの発明が限定されるものではない。
以下、可動鉄心5と固定鉄心2とが吸着、離反する方向が、重力に対して垂直となるように電磁開閉器100を設置した場合の構成、動作を示す拡大図である図13、図14、図15、図16、及び図17を用いてこの発明の実施の形態2について説明する。実施の形態1と共通する構成要素については、同符号を付して説明する。
以下、図18を用いてこの発明の実施の形態3について説明する。実施の形態2と共通する構成要素については、同符号を付して説明する。
以下、図19と、図20を用いてこの発明の実施の形態4について説明する。実施の形態1と共通する構成要素については、同符号を付して説明する。
以下、図21、図22、及び図23を用いてこの発明の実施の形態5について説明する。実施の形態1と共通する構成要素については、同符号を付して説明する。
以下、図24と図25を用いてこの発明の実施の形態6について説明する。実施の形態1と共通する構成要素については、同符号を付して説明する。
Claims (13)
- 電磁石により固定鉄心と吸着または離反する可動鉄心と、
この可動鉄心と前記固定鉄心とが吸着または離反する方向に、前記可動鉄心を端部に備え、前記可動鉄心と一体的に摺動するクロスバーと、
このクロスバーを摺動させる筐体摺動部と、
前記クロスバーの摺動に連動し、前記クロスバーの摺動方向の中心軸に対し、相対する位置に設けられた一対の可動接点と、
この可動接点と対向する位置に設けられた一対の固定接点と、を備えた電磁開閉器において、
前記クロスバーは、クロスバー摺動部一とクロスバー摺動部二を有し、
前記筐体摺動部は、前記クロスバー摺動部一を摺動させる筐体摺動部一と、前記クロスバー摺動部二を摺動させる筐体摺動部二と、を有し、
前記筐体摺動部一及び前記クロスバー摺動部一、或いは、前記筐体摺動部二及び前記クロスバー摺動部二、の接触により、前記クロスバーの前記可動鉄心側が、水平方向より重力方向と反対方向に傾けることを特徴とする電磁開閉器。 - 前記クロスバー摺動部一は、前記クロスバーの一方の端部であるクロスバー頭部摺動部であり、
前記クロスバー摺動部二が、前記クロスバー頭部摺動部より、前記可動鉄心側に設けたクロスバー側壁摺動部であり、
前記筐体摺動部一は、前記クロスバー頭部摺動部を摺動させる筐体頭部摺動部であり、
前記筐体摺動部二は、前記クロスバー側壁摺動部を摺動させる筐体壁摺動部であり、
前記筐体壁摺動部は、前記クロスバー側壁摺動部の下部が水平方向より重力方向と反対方向に傾く位置に配置されることを特徴とする請求項1に記載の電磁開閉器。 - 前記クロスバー摺動部一は、前記クロスバーの一方の端部であるクロスバー頭部摺動部であり、
前記クロスバー摺動部二が、前記クロスバー頭部摺動部より、前記可動鉄心側に設けたクロスバー側壁摺動部であり、
前記筐体摺動部一は、前記クロスバー頭部摺動部を摺動させる筐体頭部摺動部であり、
前記筐体摺動部二は、前記クロスバー側壁摺動部を摺動させる筐体壁摺動部であり、
前記筐体頭部摺動部は、前記クロスバー頭部摺動部の上部が水平方向より重力方向に傾く位置に配置されることを特徴とする請求項1に記載の電磁開閉器。 - 前記クロスバー摺動部一は、前記クロスバーの一方の端部であるクロスバー頭部摺動部であり、
前記クロスバー摺動部二が、前記クロスバー頭部摺動部より、前記可動鉄心側に設けたクロスバー側壁摺動部であり、
前記筐体摺動部一は、前記クロスバー頭部摺動部を摺動させる筐体頭部摺動部であり、
前記筐体摺動部二は、前記クロスバー側壁摺動部を摺動させる筐体壁摺動部であり、
前記クロスバーの摺動方向に対し、前記クロスバー頭部摺動部に対向する前記筐体頭部摺動部の上部、または前記クロスバー側壁摺動部に対向する前記筐体壁摺動部の下部に、凸部を設けることを特徴とする請求項1に記載の電磁開閉器。 - 前記可動鉄心を前記固定鉄心に吸着する時、一方の前記可動接点と一方の前記固定接点、及び他方の前記可動接点と他方の前記固定接点は、それぞれ接点の中心位置に合わせて接触することを特徴とする請求項1から請求項4までのいずれか1項に記載の電磁開閉器。
- 電磁石により固定鉄心と吸着または離反する可動鉄心と、
この可動鉄心と前記固定鉄心とが吸着または離反する方向に、前記可動鉄心とともに一体的に摺動するクロスバーと、
このクロスバーを摺動させる筐体摺動部と、
前記クロスバーの摺動方向の中心軸に対し、上方側と下方側との相対する位置に設けられ、前記クロスバーの摺動に連動する一対の上方側可動接点と下方側可動接点と、
この可動接点が可動することにより、前記可動接点と接触する一対の上方側固定接点と下方側固定接点と、を備え、
前記クロスバーは、前記クロスバーの摺動方向の一方の端部が摺動するクロスバー頭部摺動部と、前記可動鉄心側に配置された前記クロスバーの他方の端部が摺動するクロスバー側壁摺動部と、を有し、
前記筐体摺動部は、前記クロスバー頭部摺動部を摺動させる筐体頭部摺動部と、前記クロスバー側壁摺動部を摺動させる筐体壁摺動部と、を有し、
前記可動鉄心が前記固定鉄心と離反した時、前記下方側可動接点と接触する前記下方側固定接点との両者間の距離は、前記上方側可動接点と接触する前記上方側固定接点との両者間の距離より短いことを特徴とする電磁開閉器。 - 前記可動鉄心を前記固定鉄心に離反する時、上方側と下方側との前記可動接点の位置を固定し、前記下方側固定接点と前記下方側可動接点との距離は、前記上方側固定接点と前記上方側可動接点との距離より短いことを特徴とする請求項6に記載の電磁開閉器。
- 前記可動鉄心を前記固定鉄心に離反する時、上方側と下方側との前記固定接点の位置を固定し、前記下方側固定接点と前記下方側可動接点との距離は、前記上方側固定接点と前記上方側可動接点との距離より短いことを特徴とする請求項6に記載の電磁開閉器。
- 前記クロスバーの下方にある前記固定接点の厚みは、前記クロスバーの上方にある前記固定接点の厚みより厚いことを特徴とする請求項6に記載の電磁開閉器。
- 前記クロスバーの下方にある前記可動接点の厚みは、前記クロスバーの上方にある前記可動接点の厚みより厚いことを特徴とする請求項6に記載の電磁開閉器。
- 電磁石により固定鉄心と吸着または離反する可動鉄心と、
この可動鉄心と前記固定鉄心とが吸着または離反する方向に、前記可動鉄心とともに一体的に摺動するクロスバーと、
このクロスバーを摺動させる筐体摺動部と、
前記クロスバーの摺動に連動し、前記クロスバーの摺動方向の中心軸に対し、相対する位置に設けられた一対の可動接点と、
この可動接点と対向する位置に設けられた一対の固定接点と、を備え、
前記クロスバーは、クロスバー摺動部一とクロスバー摺動部二を有し、
前記筐体摺動部は、前記クロスバー摺動部一を摺動させる筐体摺動部一と、前記クロスバー摺動部二を摺動させる筐体摺動部二と、を有し、
前記クロスバー摺動部一、又は、前記クロスバー摺動部二に設けられる突起部と、を有し、
前記筐体摺動部一、又は、前記筐体摺動部二に設けられ、前記突起部と摺動する傾斜部を有し、
前記突起部と前記傾斜部との接触により、前記クロスバーの前記可動鉄心側が、水平方向より重力方向と反対方向に傾けることを特徴とする電磁開閉器。 - 前記クロスバー摺動部一、又は、前記クロスバー摺動部二は、前記クロスバーの摺動方向に溝を有することを特徴とする請求項11に記載の電磁開閉器。
- 前記突起部は、弾性部材であることを特徴とする請求項11に記載の電磁開閉器。
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KR1020177016636A KR101779755B1 (ko) | 2014-12-24 | 2014-12-24 | 전자 개폐기 |
CN201480084296.8A CN107112167B (zh) | 2014-12-24 | 2014-12-24 | 电磁开闭器 |
US15/536,160 US9905385B2 (en) | 2014-12-24 | 2014-12-24 | Electromagnetic switch |
DE112014007203.6T DE112014007203B4 (de) | 2014-12-24 | 2014-12-24 | Elektromagnetischer Schalter |
JP2016565594A JP6138381B2 (ja) | 2014-12-24 | 2014-12-24 | 電磁開閉器 |
PCT/JP2014/006445 WO2016103294A1 (ja) | 2014-12-24 | 2014-12-24 | 電磁開閉器 |
TW104141490A TWI611452B (zh) | 2014-12-24 | 2015-12-10 | 電磁開關 |
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JP2018018780A (ja) * | 2016-07-29 | 2018-02-01 | オムロン株式会社 | 電磁継電器 |
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CN111346433A (zh) * | 2018-12-20 | 2020-06-30 | 上海虎焊工业工程有限责任公司 | 移动式焊接烟尘净化器及净化方法 |
KR20220041941A (ko) * | 2019-10-18 | 2022-04-01 | 미쓰비시덴키 가부시키가이샤 | 접점 개폐기 및 접속 보조 핀 |
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- 2014-12-24 KR KR1020177016636A patent/KR101779755B1/ko active IP Right Grant
- 2014-12-24 WO PCT/JP2014/006445 patent/WO2016103294A1/ja active Application Filing
- 2014-12-24 JP JP2016565594A patent/JP6138381B2/ja not_active Expired - Fee Related
- 2014-12-24 DE DE112014007203.6T patent/DE112014007203B4/de not_active Expired - Fee Related
- 2014-12-24 CN CN201480084296.8A patent/CN107112167B/zh not_active Expired - Fee Related
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WO2018020917A1 (ja) * | 2016-07-29 | 2018-02-01 | オムロン株式会社 | 電磁継電器 |
Also Published As
Publication number | Publication date |
---|---|
KR101779755B1 (ko) | 2017-09-18 |
JP6138381B2 (ja) | 2017-05-31 |
TW201633348A (zh) | 2016-09-16 |
DE112014007203B4 (de) | 2019-05-02 |
CN107112167A (zh) | 2017-08-29 |
US9905385B2 (en) | 2018-02-27 |
DE112014007203T5 (de) | 2017-08-24 |
KR20170072958A (ko) | 2017-06-27 |
JPWO2016103294A1 (ja) | 2017-05-25 |
CN107112167B (zh) | 2018-06-08 |
TWI611452B (zh) | 2018-01-11 |
US20170358414A1 (en) | 2017-12-14 |
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