WO2024151002A1 - 배전반의 전력기기 인양 장치 - Google Patents
배전반의 전력기기 인양 장치 Download PDFInfo
- Publication number
- WO2024151002A1 WO2024151002A1 PCT/KR2024/000169 KR2024000169W WO2024151002A1 WO 2024151002 A1 WO2024151002 A1 WO 2024151002A1 KR 2024000169 W KR2024000169 W KR 2024000169W WO 2024151002 A1 WO2024151002 A1 WO 2024151002A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- lifting
- switchboard
- guide
- power equipment
- worm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
- B66C17/06—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/16—Slings with load-engaging platforms or frameworks
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/01—General aspects of mobile cranes, overhead travelling cranes, gantry cranes, loading bridges, cranes for building ships on slipways, cranes for foundries or cranes for public works
- B66C2700/012—Trolleys or runways
Definitions
- the present invention relates to a lifting device for power equipment in a switchboard, and more specifically, to a lifting device that can prevent safety accidents such as falls.
- the switch is based on ANSI standard C37.20.1, UL standard 1558, and NEMA standard SG-5, and uses a circuit breaker that houses high-voltage wiring, a switch, and a protection relay in a metal box.
- the circuit breaker which is a metal box, is stacked in multiple stages in the vertical direction, with up to 4 stages stacked in one section. Therefore, the compartment that accommodates the topmost circuit breaker is high, so the circuit breaker must be lifted and then loaded into the compartment.
- Figure 1 is a configuration diagram of a method using a conventional trolley lifter
- Figure 2 is an explanatory diagram showing a state of loading a circuit breaker on the pedestal of a trolley lift device
- Figure 3 is a diagram showing a state of loading a circuit breaker on the pedestal of a trolley lift device. This is a schematic diagram of the process of raising the circuit breaker.
- a box-type circuit breaker 300 can be loaded onto the distribution board 200 using a trolley lift device 100.
- one section of the switchboard 200 is provided with four compartments (210, 220, 230, 240) at the top and bottom, and the uppermost compartment (240) can be raised and lowered to load the circuit breaker (300), which is a heavy object.
- a trolley lift device 100 including a stand 110 and movable wheels 120 may be used.
- the pedestal 110 of the trolley lift device 100 is moved to the lowest position as shown in FIG. 2 and the breaker 300, which is a heavy object, is placed on the pedestal by manpower. (110) It should be placed on top.
- the trolley lift device 100 on which the circuit breaker 300 is mounted is pushed and moved using the wheels 120, and the circuit breaker 300 is moved to load the circuit breaker 300 into the uppermost compartment 240. ) moves the pedestal 110 on which it is placed upward.
- the stand 110 is raised and lowered by a chain or hydraulic jack, and at this time, the wheel 120 is locked and fixed to prevent safety accidents.
- the circuit breaker 300 is placed in the compartment 240 and loaded.
- the loading method can be used to unlock the lock, push the trolley lift device 100 toward the switchboard 200, and push it in by manpower while the breaker 300 is very close to the compartment 240.
- Figure 4 is a configuration diagram showing an example of lifting a circuit breaker using a conventional crane
- Figure 5 is an explanatory diagram showing the lifting process using Figure 4.
- a crane 400 is installed on the indoor ceiling of the electrical room, and a heavy object, the circuit breaker 300, is lifted and lifted using a hook block 420 that is lifted and lowered by a hoist 410. It can be moved.
- the bridge crane has a complex configuration, such as multiple rails and a trolley that supports the hoist and can move along the rails, but the configuration is simplified and shown in Figures 4 and 5.
- the worker operates the hoist 410 of the crane 400 by manipulating the remote controller (or pendant) to move the hook block 420 downward.
- circuit breaker 300 which is a metal box, is hung and fixed on the hook block 420.
- the hook block 420 is moved upward again to position the circuit breaker 300 in front of the uppermost compartment 240.
- the hoist 410 can be moved along the rail and the breaker 300 can be loaded into the compartment 240.
- the method of using a crane can reduce human intervention compared to the method of using the trolley lift described above, but the circuit breaker 300 may collide with the switchboard 200 due to inexperience in operation or shaking of the wire rope, and upon impact, the circuit breaker ( 300) may fall and cause a safety accident.
- the use of the rope 310 increases the length unnecessarily, which may cause greater shaking.
- cranes are not easy to install because they are very expensive to install, and may lead to increased costs during installation. In fact, more often than not, cranes are not installed in electrical rooms.
- the problem to be solved by the present invention which reflects the above market demands, is to provide a power equipment lifting device that can effectively lift power equipment and load it into a switchboard compartment while minimizing cost input.
- the specific problem to be solved by the present invention is to provide a power equipment lifting device that can prevent safety accidents or damage to power equipment or distribution boards by preventing power equipment from shaking during lifting.
- Another problem to be solved by the present invention is to provide a power equipment lifting device that can prevent foreign substances from entering power equipment during the lifting process and further improve stability.
- the electric power equipment lifting device of the present invention to solve the above technical problems includes a rail portion having a first guide disposed in the left and right directions on the upper part of the switchboard, and a second guide that can move left and right along the first guide. and a lifting part that is guided by the second guide and can move in the forward and backward directions, and lifts the electric power equipment, wherein the lifting part includes a winding roller that winds a wire for lifting the electric power equipment, and a winding roller that rotates the winding roller. It may include a gearbox and a rotation lever that operates the gearbox.
- the gearbox includes a worm and a worm wheel, and a housing for accommodating the worm and the worm wheel, and can prevent foreign substances generated from the worm and the worm wheel from falling.
- the worm rotates according to the rotation of the rotation lever, the worm wheel is engaged with the worm, and the central portion is coupled to one central portion of the winding roller, so that the rotational force of the worm is transferred to the winding roller. It can be delivered.
- the switchboard is a multi-section switchboard in which one section including compartments arranged up and down in one row is arranged left and right, and the rail portion is a first section located throughout the upper part of the multiple sections.
- the power equipment can be lifted to all sections of the compartment with a single lifting unit including the guide.
- a hole is formed in the first guide, and when the lifting unit is positioned in one of the plurality of sections, a pin can be inserted into the hole to fix the lifting unit.
- the rail unit includes a moving block in which a roller is rotatably coupled to the lower part of the second guide, and when the lifting unit is positioned in the section, the moving block includes the first guide. Another hole matching the hole is formed so that the fixing pin can be inserted.
- the present invention provides a lifting device that can be moved to protrude from the top of the switchboard to the front side of the switchboard, thereby enabling stable lifting of power equipment while minimizing costs.
- the present invention has the effect of preventing foreign matter generated from gears engaged during the transfer operation from falling into the power equipment.
- the present invention can lift electric power equipment from multiple sections using a single lifting unit, and has the effect of enabling stable lifting work by fixing the lifting unit so that it cannot move while it is positioned in a specific section. .
- Figure 1 is a configuration diagram of a conventional circuit breaker lifting device using a trolley lifter.
- FIG. 2 is an explanatory diagram showing a state in which a circuit breaker is loaded on the pedestal of the trolley lift device of FIG. 1.
- Figure 3 is a schematic diagram of the process of raising the circuit breaker using the trolley lift device of Figure 1.
- Figure 4 is a configuration diagram of a breaker lifting device using a conventional bridge crane.
- Figure 5 is an explanatory diagram showing the lifting process using Figure 4.
- Figure 6 is a configuration diagram of a power equipment lifting device for a switchboard according to a preferred embodiment of the present invention.
- Figure 7 is a perspective view of a switchboard in which the present invention is installed.
- Figure 8 is an exemplary configuration diagram of a rail portion applied to the present invention.
- Figure 9 is an example diagram of a hoist applied to the lifting unit.
- Figure 10 is a configuration diagram of the gearbox of the hoist.
- Figure 11 is a configuration diagram of a state in which the gearbox of the hoist is driven using an operating mechanism.
- Figure 12 is a perspective view of the lifting bracket applied to the present invention in an unfolded state.
- Figure 13 is a front view showing a step-by-step example of use of a lifting bracket.
- Figure 14 is a perspective view of an example in which the present invention is applied to a switchboard having a plurality of sections.
- Figures 15 and 16 are configuration diagrams for explaining the fixing structure of the lifting unit, respectively.
- Elevating unit 14 Winding roller
- Figure 6 is a configuration diagram of a power equipment lifting device for a distribution board according to a preferred embodiment of the present invention
- Figure 7 is a perspective view of the distribution board in an installed state of the present invention.
- the power device lifting device for the distribution board is installed on the upper surface of the distribution board 50, and includes a rail part that can protrude to the front of the distribution board 50 when necessary. (20), a lifting part 10 that can move along the rail part 20 and move the hook block 11 up and down while protruding from the front of the switchboard 50, and a power device ( It is fixed to grooves on both sides of the lifting unit 10 and includes a lifting bracket 30 that is coupled to the hook block 11 of the lifting unit 10 and moves with the hook block 11 to lift the power equipment 40. do.
- the power equipment lifting device of the present invention is installed on the upper surface of the switchboard 50 to ensure safety such as preventing tipping and to minimize costs.
- Figure 7 shows a switchboard 50 corresponding to one section, and one lifting unit 10 is applied to the switchboard 50 of multiple sections to lift the power equipment 40 to each compartment of the multiple sections. and can be loaded.
- the power device 40 may be a circuit breaker.
- the rail unit 20 installed on the upper surface of the switchboard 50 can be applied to the present invention regardless of its structure as long as it can move the lifting unit 10 in the x-axis and y-axis directions.
- the x-axis movement of the lifting unit 10 allows the power equipment 40 to be moved closer to the compartment after being lifted, and when the lifting unit 10 is not in use, the lifting unit 10 moves to the distribution board 50. ) to ensure stability.
- the y-axis movement is performed when the switchboard 50 of FIG. 7 has a structure having multiple sections arranged in contact with the left or right side, using one lifting unit 10 to transfer power to the compartments located in all sections. This is to enable the device 40 to be loaded.
- Figure 8 is an exemplary configuration diagram of the rail unit 20 applied to the present invention.
- the rail portion 20 includes a pair of first guides 21 formed long in the y-axis direction, a first roller 22 provided on a side of the first guide 21, and the first guide 21. It is located on the upper side of the guide 21 and can move in the y-axis direction according to the rotation of the first roller 22, and may include a pair of second guides 23 formed long in the x-axis direction.
- a driving means such as a motor and a power transmission means such as a belt or gear that transmits the driving force of the driving means to the first roller 22 are omitted, and the omitted components are in the technical field to which this invention belongs. A technician with ordinary knowledge can easily design it.
- the first roller 22 is shown, and a configuration in which the second guide 23 moves along the y-axis direction due to rotation of the first roller 22 has been described.
- the first roller 22 may not be formed in the first guide 21, but may be formed in the second guide 23.
- the rail unit 20 can be configured in various forms.
- the rail unit 20 of the present invention moves the lifting unit 10 in the x-axis and y-axis directions with respect to the ground, to be precise, the lifting unit 10 ) is applicable to the present invention as long as it has a structure that guides the switchboard 50 so that it can move freely in the front-back and left-right directions.
- the lifting unit 10 includes a hoist 12 and moves the previously described hook block 11 up and down, and a second roller 13 is provided on the side so as to contact the second guide 23. It can be moved in the front/back direction of the switchboard 50 in the x-axis direction along (23).
- the second guide 23 is shown as a single structure, but the guide itself is designed as a double structure that can be extended and shortened, so that when shortened, the lifting part 10 is located at the upper part of the distribution board 50. And, when extended, the lifting part 10 can be configured to protrude toward the front side of the switchboard 50.
- it may further include a housing for accommodating the shortened second guide 23, and the housing has a door that can be opened and closed so that when the second guide 23 extends, the door is opened and the lifting part 10 protrudes. Configuration is also possible.
- the rail part 20 which can be modified in various ways, it is possible to move the elevating part 10 to the front and rear of the switchboard 50, thereby enabling the construction of one section (including up to four compartments arranged at the top and bottom). It is possible to lift and load power equipment (40) in all compartments.
- At least one lifting part 10 can be moved to the left and right of the switchboard 50, thereby lifting and loading the power equipment 40 into the compartments of all sections. can do.
- This configuration significantly reduces operator input compared to using a conventional trolley lift device, and ensures safety by preventing the risk of falling.
- FIG. 9 is an exemplary diagram of the hoist 12 applied to the lifting unit 10
- FIG. 10 is a configuration diagram of a gearbox
- FIG. 11 is a diagram of driving the gearbox 15 of the hoist using the operating mechanism 17. This is a diagram of the state.
- the hoist 12 of the lifting unit 10 has a winding roller 14 for winding the wire to which the hook block 11 is coupled at one end, and the winding roller 14 rotates. It includes a gearbox 15 and a rotation lever 16 for driving the gearbox 15.
- the rotation lever 16 can be rotated using the operating mechanism 17.
- the gearbox 15 consists of a worm 15b and a worm wheel 15c disposed in a housing 15a.
- the worm (15b) is connected to the rotation lever (16) and rotates, and the worm wheel (15c) is coupled to the rotation axis of the winding roller (14) and rotates the winding roller (14) according to the rotation of the worm (15b). .
- the rotation of the winding roller 14 may be clockwise or counterclockwise based on the rotation axis.
- the hook block 11 can be moved and adjusted in the up and down direction, and the lifting bracket 30 hung on the hook block 11 and the power device 40 fixed to the lifting bracket 30 can be moved up and down. There will be.
- the worm (15b) and the worm wheel (15c) may rub against each other, and foreign matter and iron dust may be generated. However, since the worm (15b) and the wheel (15c) are located within the housing (15a), the generated foreign matter and iron dust may enter the power device ( 40) can prevent falling.
- This structure can prevent shaking of the power equipment 40 being lifted compared to the method using a conventional bridge crane, and the feature of preventing such shaking is due to the characteristic structure of the lifting bracket 30. will be.
- Figure 12 is a perspective view of the lifting bracket 30 applied to the present invention in an unfolded state.
- the lifting bracket 30 provides a position-variable locking portion 36 to be suitable for lifting power equipment 40 of various sizes, and includes an upper frame portion 31 and a side frame portion 32. Since the frame structure including is used by directly hanging on the hook block 11, shaking can be improved compared to the structure using ropes in the conventional bridge crane method, and the risk of falling of the power equipment 40 being lifted can be eliminated. There is a characteristic.
- the upper frame portion 31 of the lifting bracket 30 is shaped like a long bar on one side, and the side frame portions 32 are bent downward and positioned on two opposing long sides.
- the upper frame portion 31 and the lower frame portion 32 may be formed as one piece, or may be formed separately and then joined.
- a circular ring 31a is provided through which the hook block 11 can be hung and fixed.
- the side frame parts 32 have long adjustment holes 33 that fix the pair of locking parts 36 and can adjust the distance between the pair of locking parts 36 as needed. .
- the shape of the adjustment hole 33 is closely related to the structure of the locking portion 36, and the shape of the locking portion 36 will be described first before explaining the shape of the adjusting hole 33.
- the locking portion 36 has a plate-shaped structure, and a locking bar 38 is coupled to one end, and the other end is bent upward in a direction in contact with the side of the power device 40 to form an insertion portion 37.
- the power device 40 in the form of a metal box has grooves formed on two opposing sides according to standard standards, and the insertion portion 37 is inserted into the grooves.
- the length of the locking bar 38 is longer than the gap between the two side frame portions 32, and therefore, the adjustment hole 33 is formed so that both ends of the locking bar 38 face the two side frame portions 32. Each is inserted into and fixes the locking portion 36 having an insertion portion 37 at the end.
- semicircular insertion grooves 33a, 33b, and 33c are formed at different positions and into which a part of the locking bar 38 is inserted.
- the distance between the two locking bars 38 can be adjusted by inserting each of both ends of the locking bar 38 into a selected insertion groove among the insertion grooves 33a, 33b, and 33c, and finally, the end of the locking portion 36
- the spacing between the phosphor insertion portions 37 can be adjusted.
- the lifting bracket 30 is provided with a movement prevention portion 35 that blocks the movement of the locking bar 38 inserted into a specific insertion groove.
- Two movement prevention parts 35 are provided for each side frame part 32, and are assumed to be in the shape of a bar with one end rotatably fixed to the side frame part 32 by a pivot 34b.
- the position of the pivot 34b is assumed to be between both ends of the side frame portion 32 and the adjustment hole 33.
- One end of the movement prevention portion 35 includes insertion grooves 35a, 35b, and 35c corresponding to the positions of the insertion grooves 33a, 33b, and 33c provided in the adjustment hole 33, and the movement prevention portion In a state in which (35) is rotated to contact the side of the side frame portion 32, the upper sides of both ends of the locking bar 38 are inserted into one of the insertion grooves 35a, 35b, and 35c, thereby forming the locking bar 38. movement is restricted.
- a fixing pin (34a) protrudes between the two adjustment holes (33) formed in each side frame portion (32), and the movement prevention portion (35) has an insertion groove (35d) into which the fixing pin (34a) is inserted. It is provided.
- the movement prevention part 35 can be used to fix the position of the locking part 36 whose gap adjustment has been completed, thereby enabling stable lifting.
- Figure 13 is a front view showing a step-by-step example of use of the lifting bracket 30.
- Figure 13 (a) shows a 'closed state' in which the movement prevention part 35 is located on the side of the side frame part 32. Referring to FIGS. 13 and 12 together, it can be seen in (a) of FIG. 10 that the locking bar 38 is inserted into the second insertion groove 35b of the adjustment hole 33.
- the locking bar 38 is described as being directly coupled to one end of the locking portion 36. However, as shown in FIG. 13, the locking bar 38 and the locking portion 36 are connected using a link 39. can also be interconnected.
- the worker moves and inserts the locking bar 38 into the last insertion groove 35c of the control hole 33, and moves the locking portion 36 to a position where the largest power device 40 can be lifted. I order it.
- the movement prevention unit 35 is again operated in a closed state to prevent the position of the locking bar 38 from changing during the lifting process.
- Figure 14 is a perspective view of an example in which the present invention is applied to a distribution board 50 having two sections.
- the first guide 21 is installed continuously on the two sections, so that the second guide 23 is connected to the first guide 21. ), it is possible to lift and load the power equipment 40 on both sections using one lifting unit 10.
- the moved lifting unit 10 may be fixed by a pin.
- Figures 15 and 16 respectively show the fixing structure of the lifting unit 10.
- the lifting unit 10 can move in the forward and backward direction on the second guide 23 along the second guide 23 .
- the second guide 23 can move left and right along the first guide 21, and as a result, the lifting part 10 on the second guide 23 can also be moved left and right.
- the moving block 24 may be fixed to the bottom of the second guide 23.
- the first roller 22 can rotate by being coupled to a rotation axis provided in a part of the moving block 24, and the first roller 22 rotates while in contact with the first guide 21, and the second roller 22
- the guide 23 can be moved left and right.
- a hole H is formed in the first guide 21 and the moving block 24, and when the lifting part 10 moving along the first guide 21 is located at the correct position of the section, the first The hole of the guide 21 and the hole of the moving block 24 coincide.
- the present invention relates to a device that can safely lift a switchboard using the laws of nature, and has industrial applicability.
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Abstract
Description
Claims (6)
- 배전반의 상부에 좌우 방향으로 배치되는 제1가이드와, 상기 제1가이드를 따라 좌우로 이동할 수 있는 제2가이드를 구비하는 레일부;상기 제2가이드에 가이드되어 전후 방향으로 이동 가능하며, 전력기기를 인양하는 승강부를 포함하되,상기 승강부는,상기 전력기기를 인양하는 와이어를 권취하는 권취롤러;상기 권취롤러를 회전시키는 기어박스; 및상기 기어박스를 작동시키는 회전레버를 포함하는 배전반의 전력기기 인양 장치.
- 제1항에 있어서,상기 기어박스는 웜과 웜 휠과, 상기 웜과 웜 휠을 수용하는 하우징을 포함하여,상기 웜과 웜 휠에서 발생하는 이물의 낙하를 방지하는 것을 특징으로 하는 전력기기 인양 장치.
- 제2항에 있어서,상기 웜은 상기 회전레버의 회전에 따라 회전하고,상기 웜 휠은, 상기 웜에 치합되고, 중앙부가 권취롤러의 일단 중앙부에 결합되어, 상기 웜의 회전력을 상기 권취롤러로 전달하는 것을 특징으로 하는 배전반의 전력기기 인양 장치.
- 제1항에 있어서,상기 배전반은,하나의 열로 상하 배치되는 격실들을 포함하는 하나의 섹션이, 좌우로 다수 배치되는 다수 섹션 배전반이며,상기 레일부는,상기 다수 섹션 배전반의 상부 전체에 위치하는 상기 제1가이드를 포함하여 하나의 승강부로 모든 섹션의 격실에 상기 전력기기를 인양할 수 있는 것을 특징으로 하는 배전반의 전력기기 인양 장치.
- 제4항에 있어서,상기 제1가이드에는 홀이 형성되고,상기 승강부가 다수의 상기 섹션 중 어느 하나에 정위치 된 상태에서,상기 홀에 고정핀을 삽입하여 상기 승강부를 고정하는 것을 특징으로 하는 배전반의 전력기기 인양장치.
- 제5항에 있어서,상기 레일부는,상기 제2가이드의 하부에 롤러가 회전가능하게 결합되는 이동블록을 포함하고,상기 승강부가 섹션에 정위치된 상태에서 상기 이동블록에는 상기 제1가이드의 홀과 일치하는 또 다른 홀이 형성되어, 상기 고정핀이 삽입되는 것을 특징으로 하는 배전반의 전력기기 인양장치.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202480007193.5A CN120500454A (zh) | 2023-01-09 | 2024-01-04 | 配电盘的电力设备升降装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2023-0002671 | 2023-01-09 | ||
| KR1020230002671A KR20240111052A (ko) | 2023-01-09 | 2023-01-09 | 배전반의 전력기기 인양 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2024151002A1 true WO2024151002A1 (ko) | 2024-07-18 |
Family
ID=91897091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2024/000169 Ceased WO2024151002A1 (ko) | 2023-01-09 | 2024-01-04 | 배전반의 전력기기 인양 장치 |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR20240111052A (ko) |
| CN (1) | CN120500454A (ko) |
| WO (1) | WO2024151002A1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119482006B (zh) * | 2025-01-03 | 2025-04-08 | 登高电气有限公司 | 一种箱型固定式金属封闭环网开关设备 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007312452A (ja) * | 2006-05-16 | 2007-11-29 | Nishishiba Electric Co Ltd | 配電盤 |
| JP2010130858A (ja) * | 2008-11-28 | 2010-06-10 | Chudenko Corp | 電力需給用計器用変成器の取付装置を備えたキュービクル |
| KR20120050095A (ko) * | 2010-11-10 | 2012-05-18 | 두산디에스티주식회사 | 인양장치의 인양유닛 이동장치 |
| KR20140096436A (ko) * | 2013-01-25 | 2014-08-06 | 삼성중공업 주식회사 | 트롤리 제동장치 및 이를 갖는 트롤리 |
| KR102217065B1 (ko) * | 2019-09-06 | 2021-02-17 | 엘에스일렉트릭(주) | 배전반의 전력기기 인양 장치 |
-
2023
- 2023-01-09 KR KR1020230002671A patent/KR20240111052A/ko active Pending
-
2024
- 2024-01-04 CN CN202480007193.5A patent/CN120500454A/zh active Pending
- 2024-01-04 WO PCT/KR2024/000169 patent/WO2024151002A1/ko not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007312452A (ja) * | 2006-05-16 | 2007-11-29 | Nishishiba Electric Co Ltd | 配電盤 |
| JP2010130858A (ja) * | 2008-11-28 | 2010-06-10 | Chudenko Corp | 電力需給用計器用変成器の取付装置を備えたキュービクル |
| KR20120050095A (ko) * | 2010-11-10 | 2012-05-18 | 두산디에스티주식회사 | 인양장치의 인양유닛 이동장치 |
| KR20140096436A (ko) * | 2013-01-25 | 2014-08-06 | 삼성중공업 주식회사 | 트롤리 제동장치 및 이를 갖는 트롤리 |
| KR102217065B1 (ko) * | 2019-09-06 | 2021-02-17 | 엘에스일렉트릭(주) | 배전반의 전력기기 인양 장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN120500454A (zh) | 2025-08-15 |
| KR20240111052A (ko) | 2024-07-16 |
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