WO2023132616A1 - 회전 핸들을 이용한 배터리팩 어셈블리 - Google Patents
회전 핸들을 이용한 배터리팩 어셈블리 Download PDFInfo
- Publication number
- WO2023132616A1 WO2023132616A1 PCT/KR2023/000132 KR2023000132W WO2023132616A1 WO 2023132616 A1 WO2023132616 A1 WO 2023132616A1 KR 2023000132 W KR2023000132 W KR 2023000132W WO 2023132616 A1 WO2023132616 A1 WO 2023132616A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- handle
- battery pack
- cap
- seat
- cover
- Prior art date
Links
- 238000009751 slip forming Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 8
- 239000006260 foam Substances 0.000 description 5
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Definitions
- the present invention relates to a battery pack assembly, and more particularly, to a battery pack assembly having a fixing structure using a rotating handle and an elastic member.
- Electric vehicles are driven by batteries, and among them, light electric vehicles (LEVs) include two-wheeled vehicles such as electric bicycles and electric scooters.
- a battery pack of a light electric vehicle may be a replaceable or swappable pack.
- FIG. 1 and 2 show a conventional battery pack assembly, FIG. 1 is in an open state, and FIG. 2 is in a state in which the seat cover is closed.
- a LEV seat (1) is mounted on a light electric vehicle
- a battery pack (2) is mounted on the seat (1)
- a seat cover is provided on the top of the seat (1).
- a seat cover (3) is installed, a foam (4) is attached to the lower surface of the seat cover (3), and a connector (5) is installed to the lower part of the battery pack (2).
- the conventional pack fixing structure is a pack fixing method using the compressive force of the foam 4 attached to the seat cover 3, and when the seat cover 3 is closed, the The foam 4 has a structure in which the battery pack 2 is compressed and fixed from above.
- the foam 4 when used repeatedly for a long period of time, the foam 4 is permanently deformed by the compressive force, and the compressive force fixing the battery pack 2 may decrease or weaken. If the force (compression force) that fixes the pack is reduced or weakened due to compression of the foam, the connector 5 contacts become weak or the connector 5 contacts fail, and the battery pack 2 is damaged by vibration and shock. It may become damaged or damaged.
- An object of the present invention is to provide a battery pack assembly capable of maintaining the fixing force of the battery pack even when repeatedly used for a long period of time.
- a battery pack having a cover, rotatably installed on the battery pack cover, and both ends protruding outward from the battery pack cover and an unlock position in which both ends are located inside the battery pack cover.
- a handle that rotates between locked positions, a seat having an inner space for accommodating a battery pack, both ends of the handle being inserted in the locked position, and having grooves for inserting both ends of the handle in the locked position, and the seat
- a battery pack assembly including an elastic member provided in an inner space and arranged to be compressed when the battery pack is inserted into the inner space.
- the battery pack assembly related to an embodiment of the present invention includes a battery pack having a cover on the top, rotatably installed on the upper surface of the battery pack cover, and formed in a rod shape, and both ends of the battery pack.
- a handle rotating between an unlock position disposed within the range of the upper surface of the cover and a lock position in which both ends protrude beyond the range of the upper surface of the battery pack cover, and an internal space for accommodating the battery pack, , a seat having a groove formed on the top of the inner side surface so that both ends of the handle are inserted and secured in the locked position; and an elastic member (spring) installed between the inner bottom surface of the seat and the lower surface of the battery pack.
- the elastic member when the handle is in the unlock position, when the handle is pressed down, the elastic member is compressed by the lowering of the battery pack and the handle is lowered, and the handle is lowered to the home position of the seat to lock the handle.
- the battery pack When rotated into position, the battery pack can be secured to the seat while both ends of the handle are inserted into the grooves of the seat.
- both ends of the handle when both ends of the handle are inserted into the groove of the seat and the handle is rotated to the unlock position, both ends of the handle escape from the groove of the seat and the battery pack rises due to the restoring force of the elastic member. Detachable from sheet.
- the groove position of the sheet and the elastic modulus and deformation amount of the elastic member may be set so that the elastic member can be compressed and expanded only within the elastic region.
- the battery pack cover may be formed with a locking jaw that limits the rotation range of the handle at each of the unlock position and the lock position of the handle.
- the groove of the seat may be continuously formed in the circumferential direction of the seat along at least the rotation range of the handle along the rotation direction of the handle.
- a battery pack assembly includes a cap installed at the center of rotation of the handle to prevent rotation of the handle; And it may further include a second elastic member installed between the handle and the cap.
- the cap is an upper member; A rim member extending downward from the rim portion of the upper member; a pair of leg members extending downward from the upper member inside the frame member; and a protruding member extending outward in a lateral direction from a lower portion of the leg member.
- the handle includes a second groove into which the rim member of the cap is inserted; a hole into which a leg member of the cap is inserted; a vertical member sandwiched between a pair of leg members of the cab; a supporting member extending outward in a lateral direction from a lower portion of the vertical member; and a third groove formed on the supporting member and into which the protruding member of the cap is inserted.
- the battery pack cover includes a handle mounting member installed at the center of rotation of the handle;
- the handle mounting member includes a first accommodating portion accommodating a support member of the handle; a second accommodating portion accommodating the vertical member of the handle and the leg member of the cap; and a second locking jaw installed in the second accommodating portion and limiting rotation of the protruding member of the cap.
- the cap when the cap is pressed down while the handle is in the unlock position, the second elastic member is compressed, and the protruding member of the cap escapes the second locking jaw and is inserted into the third groove of the handle. rotation is possible
- the battery pack assembly of the present invention is a pack fixing method using the compressive force of an elastic member, and can maintain the fixing force of the battery pack even when repeatedly used for a long period of time.
- the handle can be prevented from rotating while the battery pack is separated from the seat.
- FIG. 1 shows a conventional battery pack assembly, showing a state in which a seat cover is opened.
- FIG. 2 shows a conventional battery pack assembly, showing a state in which the seat cover is closed.
- FIG 3 shows a battery pack assembly according to the present invention, showing a unlocked state.
- FIG. 4 shows a battery pack assembly according to the present invention, showing a locked state.
- FIG. 5 shows a battery pack, a handle, and a cap in an unlocked state according to the present invention
- the third drawing is a cross-sectional view along line A-A of the second drawing.
- FIG. 6 shows a battery pack, handle, and cap in a locked state according to the present invention
- the third drawing is a cross-sectional view along line B-B of the second drawing.
- FIG. 7 shows a structure for preventing rotation by interference between a cap and a cover according to the present invention.
- FIG. 3 shows a battery pack assembly according to the present invention, showing a unlocked state.
- Figure 3 (a) is a perspective view of the battery pack assembly
- Figure 3 (b) is a cross-sectional view of the battery pack assembly.
- FIG. 4 shows a battery pack assembly according to the present invention, showing a locked state.
- Figure 4 (a) is a perspective view of the battery pack assembly
- Figure 4 (b) is a cross-sectional view of the battery pack assembly.
- FIG. 5 shows a battery pack, a handle and a cap in an unlocked state according to the present invention.
- 5(a) is a perspective view of the battery pack assembly
- FIG. 5(b) is a plan view of the battery pack assembly
- FIG. 5(c) is a cross-sectional view taken along line A-A of FIG. 5(b).
- FIG. 6 shows a battery pack, a handle, and a cap in a locked state according to the present invention.
- FIG. 6(a) is a perspective view of the battery pack assembly
- FIG. 6(b) is a plan view of the battery pack assembly
- FIG. 6(c) is a cross-sectional view taken along line B-B of FIG. 6(b).
- Figure 7 shows a rotation preventing structure by interference between the cap and the cover according to the present invention.
- the battery pack assembly includes a seat 10, first grooves 11 and 12, a space inside the seat 13, a battery pack 20, a connector 21, and a battery.
- the seat 10 may be mounted on an electric vehicle, for example, a light electric vehicle (LEV).
- the seat 10 has an inner space 13 accommodating the battery pack 20, and the inner space 13 has a shape such as a hexahedron corresponding to the battery pack 20 and a size corresponding to the battery pack 20 ( volume) can be
- First grooves 11 and 12 are formed on the upper part of the inner side of the seat 10, and both ends of the handle 40 can be inserted and fixed into the first grooves 11 and 12 at a locked position,
- the first grooves 11 and 12 may have a thickness corresponding to that of the handle 40 .
- the first grooves 11 and 12 may be formed with a total of two, one on each inner side facing each side of the sheet 10, and may be formed extending outward from the inner side in the lateral direction.
- the positions of the first grooves 11 and 12, especially in the height direction, may be appropriately set so that the first elastic member 30 can compress and expand (restore) only within the elastic region.
- the first grooves 11 and 12 may be continuously formed in the circumferential direction of the seat 10 by at least a rotation range of the handle 40 (from an unlock position to a lock position) along the rotation direction of the handle 40. Specifically, the first grooves 11 and 12 are formed from just past the unlocking position of the handle 40 to the locking position of the handle 40, and the width (side) of the first grooves 11 and 12 direction) gradually increases along the circumferential direction of the seat 10, and may reach a maximum width at the locked position of the handle 40.
- the battery pack 20 may have a shape such as a polyhedron or an elliptical cylinder, such as a hexahedron illustrated in the drawings, and may contain a plurality of batteries therein, and a connector 21 may be installed at a lower portion thereof, A cover 22 may be provided on the top.
- a handle 40 may be rotatably installed on an upper surface of the battery pack cover 22 .
- the upper surface may be interpreted as including all visible surfaces when the cover 22 is viewed from above.
- the upper surface of the protruding portion forming the first locking jaws 23, 24, 25, and 26, the upper surface of the rotation area in contact with the handle 40, and the cover 22 are recessed at a predetermined radius from the center. It can be interpreted as including all the upper surfaces of the circular grooves.
- the upper surface of the cover 22 may preferably be formed in a square (square, rectangular, diamond, etc.) as shown when viewed from above, but the upper surface of the cover 22 when both ends of the handle 40 are in the unlocked position.
- the shape of the top surface of the cover 22 is not particularly limited, as long as it is disposed within the range and both ends of the handle 40 can protrude out of the range of the top surface of the cover 22 in the locked position, and for example, a polygon or an ellipse. It is also possible, but in the case of a circular shape, it cannot be adopted because both ends of the handle 40 cannot protrude out of the upper surface range.
- the range of the upper surface of the cover 22 means the inside of the cover 22 when the cover 22 is viewed from the top. That is, the meaning that both ends of the handle 40 are disposed within the range of the upper surface of the cover 22 in the unlocked position means that when the cover is viewed from the top in the unlocked position, the handle 40 is inside the cover 22. It means that both ends are located. In addition, the meaning that both ends of the handle 40 protrude beyond the upper surface of the cover 22 in the locked position means that when the cover 22 is viewed from the top in the locked position, the handle 40 extends to the outside of the cover 22. ) means that both ends of the protruding position.
- a plurality of first locking protrusions 23, 24, 25, and 26 limiting the rotation range of the handle 40 may be formed on the upper surface of the cover 22 at each of the unlock position and the lock position of the handle 40. there is.
- a pair of latching jaws 23 and 24 may restrain handle 40 in a locked position, and another pair of latching jaws 25 and 26 may restrain handle 40 in an unlocked position.
- the first hooking protrusions 23, 24, 25, and 26 may be formed by protruding a portion of the upper surface of the cover 22 upward to form a protruding portion. As illustrated in the drawing, the protruding portion may be formed in two over a wide range on both opposite corner sides, or four over a narrow range.
- a circular groove recessed at a predetermined radius from the center of the cover 22 may be formed on the upper surface of the cover 22 .
- the handle 40 can be easily manipulated, and the handle 40 can rotate smoothly.
- An area other than the protruding portion and the circular groove may be a rotation area in which the handle 40 rotates while contacting the cover 22 .
- the protrusion In the height direction, the protrusion is at the highest position, the rotation region is at the middle height, and the circular groove is at the lowest position.
- configurations of the protruding portion, the circular groove, and the rotating region are not limited thereto and may be appropriately changed as needed.
- the first elastic member 30 may be installed between the inner bottom surface of the seat 10 and the lower surface of the battery pack 20, and is fixed to at least one or both of the seat 10 and the battery pack 20, or , can be installed without fixing.
- a pack fixing method using the compressive force of the first elastic member 30 is adopted.
- the modulus of elasticity and the amount of deformation of the first elastic member 30 may be appropriately set so that the first elastic member 30 can be compressed and expanded (restored) only within the elastic region.
- the handle 40 is rotatably installed on the upper surface of the battery pack cover 22, and may be formed in a bar shape (circular, elliptical, polygonal, etc. on a cross-sectional basis), and both ends extend over the upper surface of the battery pack cover 22. It can rotate between an unlocked position disposed within and a locked position in which both ends protrude (protrude) out of the range of the upper surface of the battery pack cover 22.
- the rotation angle of the handle 40 may be, for example, 10 to 90 degrees, preferably 20 to 70 degrees, more preferably 30 to 60 degrees, and most preferably 45 ⁇ 5 degrees.
- the length of the protruding portion of the handle 40 deviating from the upper surface of the cover 22 is, for example, 5 to 40%, preferably 10 to 30%, more preferably 15%, based on the total length of the handle 40. to 25%.
- the center of rotation of the handle 40 may be the center of the cover 22 .
- the unlocking position of the handle 40 may lie on a diagonal of the square, and the locking position of the handle 40 is the perpendicular bisector of two opposite sides of the square. can be placed on a table.
- the first elastic member is lowered by the battery pack 20.
- the handle 40 is lowered while the handle 40 is compressed, and the handle 40 is lowered to the position of the first grooves 11 and 12 of the seat 10, when the handle 40 is rotated to the locked position, While both ends of the handle 40 are inserted into the first grooves 11 and 12 of the seat 10 , the battery pack 20 may be fixed to the seat 10 .
- the battery pack assembly according to the present invention is installed at the center of rotation of the handle 40, the cap 50 capable of preventing the rotation of the handle 40; And it may further include a second elastic member 31 installed between the handle 40 and the cap 50.
- the second elastic member 31 may be installed between the handle 40 and the cap 50, fixed to at least one or both of the handle 40 and the cap 50, or may be installed without fixation.
- the cap 50 may be configured in an approximately U-shape as a whole, specifically the upper member 51; a rim member 52 extending downward from the rim portion of the upper member 51; a pair of leg members 53 extending downward from the upper member 51 inside the frame member 52; and a protruding member 54 extending outward from the lower portion of the leg member 53 in the lateral direction.
- the upper member 51 may be composed of a disk or the like.
- the rim member 52 may be formed on all or only a part of the rim portion of the upper member 51 and may extend downward relatively short compared to the leg member 53 .
- the leg members 53 may extend downward relatively longer than the rim member 52, and may be configured as a pair symmetrically with respect to the rotation center at a predetermined interval from the rotation center.
- the protruding member 54 may extend briefly outward in the lateral direction from the lower portion of each leg member 53 .
- the movement of at least the protruding member 54 must be interfered with by the handle mounting member 27 of the cover 22, and for this, the leg member 53 and the protruding member 54 should be formed only partially along the circumferential direction of the cap 50 in the direction of rotation of the handle 40 .
- the handle 40 includes a second groove 41 into which the rim member 52 of the cap 50 is inserted; a hole 42 into which the leg member 53 of the cap 50 is inserted; a vertical member 43 sandwiched between a pair of leg members 53 of the cap 50; a support member 44 extending outward in a lateral direction from a lower portion of the vertical member 43; and a third groove 45 formed on the supporting member 44 and into which the protruding member 54 of the cap 50 is inserted.
- the second groove 41 may be formed in a vertical direction from the top to the bottom of the handle body 40a, may have a position, shape and size corresponding to that of the frame member 52, and may be larger than the frame member 52. can be made long.
- the hole 42 extends the handle body 40a from the inside of the second groove 41 in the vertical direction from top to bottom so that the leg member 53 and the protruding member 54 can pass through and enter the supporting member 44. can be formed through
- the hole 42 may have a position, shape, and size corresponding to those of the leg member 53 and the protruding member 54 .
- the vertical member 43 connects the handle body 40a and the support member 44, serves to fix the leg member 53, and also serves as a rotating shaft.
- the vertical members 43 have the same width as the spacing between the pair of leg members 53, so that the pair of leg members 53 can fit into the vertical members 43.
- the supporting member 44 attaches the handle 40 to the handle mounting member 27 of the cover 22, serves to substantially support the entire handle 40, and also serves as a rotating shaft.
- the support member 44 may have a wider width than the vertical member 43 within the width range of the handle mounting member 27 .
- the third groove 45 may be formed above the supporting member 44 and may have a position, shape, and size corresponding to the pair of protruding members 54 .
- the battery pack cover 22 may include a handle mounting member 27 installed at a rotational center of the handle 40 .
- the handle mounting member 27 includes a first accommodating portion 28 for accommodating the support member 44 of the handle 40, the vertical member 43 of the handle 40, and the leg member 53 of the cap 50.
- It may include a second accommodating portion 29 for accommodating, and second holding protrusions 29a and 29b installed in the second accommodating portion 29 and limiting rotation of the protruding member 54 of the cap 50.
- the handle mounting member 27 serves to rotatably support the handle 40, may protrude from the upper surface of the cover 22 at the center of rotation of the handle 40, and may be formed in a cylindrical shape or the like. there is.
- the first accommodating portion 28 is a relatively large volume of space accommodating the abutment member 44 of the handle 40 .
- the second accommodating portion 29 is open upward and has a relatively large volume of space accommodating the vertical member 43 of the handle 40 and the leg member 53 and the protruding member 54 of the cap 50. And, it has a smaller width than the first accommodating portion 28.
- the second accommodating portion 29 may be continuously formed in the circumferential direction of the handle mounting member 27 by at least a rotational range of the handle 40 along the rotational direction of the handle 40 .
- the second locking protrusions 29a and 29b may be installed in the second accommodating portion 29, for example, directly above the third groove 45 of the handle 40, for example, as illustrated in FIG. , One pair for each protruding member 54, a total of two pairs. However, the position, number, shape and size of the second locking protrusions 29a and 29b may be appropriately changed as needed.
- 5 and 7 show a structure for preventing rotation by interference of the cover 22 of the cap 50, and in a state in which the handle 40 is in the unlocked position, the protruding member 54 of the cap 50 moves the cover By being caught on the second locking jaws 29a and 29b of the handle mounting member 27 of (22), rotation of the handle 40 can be prevented.
- the cap 50 is not depressed, the cap 50 is always in this interference state.
- the cap 50 when the cap 50 is pressed down in a state in which the handle 40 is in the unlock position, the second elastic member 31 is compressed, and the protruding member 54 of the cap 50 As it goes down, it escapes the second locking protrusions 29a and 29b and is inserted into the third groove 45 of the handle 40, so that the handle 40 can be rotated.
- the handle 40 is rotatable. Specifically, when the cap 50 is pressed, the battery pack 20 is also pressed and the handle 40 is also rotatable at the same time.
- the fixing structure according to the present invention has as essential components a rotating handle, an elastic member on the bottom surface of the seat, and a groove inside the seat into which the rotating handle can be inserted, and selectively prevents the handle from rotating when the battery pack is separated.
- a cap structure for can be applied.
- the present invention applies a pack fixing method using compressive force in the elastic region of the elastic member on the bottom surface of the seat, and specifically, a rotatable handle of the battery pack is inserted into a groove at the top of the seat to compress the elastic member at the bottom of the seat to fix the battery pack.
- the compressive force for fixing the battery pack can be maintained even when repeatedly used for a long period of time by considering the modulus of elasticity and the amount of deformation so that the elastic member at the lower part of the sheet can be compressed/expanded only within the elastic region.
- the battery pack assembly of the present invention is a pack fixing method using the compressive force of an elastic member, and can maintain the fixing force of the battery pack even when repeatedly used for a long period of time.
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Description
Claims (12)
- 커버를 갖는 배터리 팩;배터리 팩 커버에 회전 가능하게 설치되고, 양쪽 단부가 배터리 팩 커버의 안쪽에 위치되는 잠금 해제 위치 및 양쪽 단부가 배터리 팩 커버의 바깥쪽으로 돌출되는 잠금 위치 사이에서 회전하는 핸들;배터리 팩을 수용하는 내부 공간을 갖고, 핸들의 양쪽 단부가 잠금 위치에서 삽입되도록 마련되며, 잠금 위치에서 핸들의 양쪽 단부가 삽입되기 위한 홈을 갖는 시트; 및시트의 내부 공간에 마련되며, 배터리 팩이 내부 공간에 삽입 시 압축되도록 배치된 탄성부재를 포함하는 배터리팩 어셈블리.
- 제1항에 있어서,핸들이 잠금 해제 위치에 있는 상태에서, 핸들을 아래로 누를 경우, 배터리 팩의 하강에 의해 탄성부재가 압축되면서 핸들이 내려가고,핸들이 시트의 홈 위치까지 내려간 상태에서, 핸들을 잠금 위치로 회전시킬 경우, 핸들의 양쪽 단부가 시트의 홈에 삽입되면서, 배터리 팩이 시트에 고정되는 배터리팩 어셈블리.
- 제2항에 있어서,핸들의 양쪽 단부가 시트의 홈에 삽입된 상태에서, 핸들을 잠금 해제 위치로 회전시킬 경우, 핸들의 양쪽 단부가 시트의 홈에서 벗어나면서, 탄성부재의 복원력에 의해 배터리 팩이 상승하여 시트로부터 분리 가능한 배터리팩 어셈블리.
- 제1항에 있어서,탄성부재가 탄성 영역 내에서만 압축 및 팽창할 수 있도록, 시트의 홈 위치 및 탄성부재의 탄성계수와 변형량이 설정되는 배터리팩 어셈블리.
- 제1항에 있어서,배터리 팩 커버에는 핸들의 잠금 해제 위치 및 잠금 위치 각각에서 핸들의 회전 범위를 제한하는 걸림 턱이 형성되는 배터리팩 어셈블리.
- 제1항에 있어서,시트의 홈은 핸들의 회전 방향을 따라 적어도 핸들의 회전 범위만큼 시트의 둘레 방향에서 연속적으로 형성되는 배터리팩 어셈블리.
- 제1항에 있어서,핸들의 회전 중심에 설치되어 핸들의 회전을 방지 가능한 캡; 및핸들과 캡 사이에 설치되는 제2탄성부재를 추가로 포함하는 배터리팩 어셈블리.
- 제7항에 있어서,캡은 상부 부재; 상부 부재의 테두리 부위로부터 아래쪽으로 연장되는 테두리 부재; 테두리 부재의 안쪽에서 상부 부재로부터 아래쪽으로 연장되는 한 쌍의 다리 부재; 및 다리 부재의 하부에서 측 방향 바깥쪽으로 연장되는 돌출 부재를 포함하는 배터리팩 어셈블리.
- 제8항에 있어서,핸들은 캡의 테두리 부재가 삽입되는 제2홈; 캡의 다리 부재가 삽입되는 홀; 캡의 한 쌍의 다리 부재 사이에 끼워지는 수직 부재; 수직 부재의 하부에서 측 방향 바깥쪽으로 연장되는 받침 부재; 및 받침 부재에 형성되고 캡의 돌출 부재가 삽입되는 제3홈을 포함하는 배터리팩 어셈블리.
- 제9항에 있어서,배터리 팩 커버는 핸들의 회전 중심 부위에 설치되는 핸들 장착 부재를 포함하고;핸들 장착 부재는 핸들의 받침 부재를 수용하는 제1수용부; 핸들의 수직 부재 및 캡의 다리 부재를 수용하는 제2수용부; 및 제2수용부에 설치되고 캡의 돌출 부재의 회전을 제한하는 제2걸림 턱을 포함하는 배터리팩 어셈블리.
- 제10항에 있어서,핸들이 잠금 해제 위치에 있는 상태에서, 캡의 돌출 부재는 제2걸림 턱에 걸려서, 핸들의 회전이 방지되는 배터리팩 어셈블리.
- 제10항에 있어서,핸들이 잠금 해제 위치에 있는 상태에서, 캡을 아래로 누를 경우, 제2탄성부재가 압축되면서, 캡의 돌출 부재가 제2걸림 턱을 벗어나 핸들의 제3홈에 삽입됨으로써, 핸들의 회전이 가능한 배터리팩 어셈블리.
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EP23737364.2A EP4366048A1 (en) | 2022-01-04 | 2023-01-04 | Battery pack assembly using rotating handle |
CN202380013049.8A CN117716570A (zh) | 2022-01-04 | 2023-01-04 | 使用旋转手柄的电池组组件 |
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KR1020220000842A KR20230105448A (ko) | 2022-01-04 | 2022-01-04 | 회전 핸들과 스프링을 이용한 배터리 팩 고정 구조 |
KR10-2022-0000842 | 2022-01-04 |
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GB2621008A (en) * | 2022-05-23 | 2024-01-31 | Ocado Innovation Ltd | Power source retention system |
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KR20180058679A (ko) * | 2018-05-14 | 2018-06-01 | 백승일 | 건전지 홀더 |
JP6493553B2 (ja) * | 2015-10-30 | 2019-04-03 | 株式会社村田製作所 | 電池パック、電気機器および充電機器 |
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KR20220000842A (ko) | 2020-06-26 | 2022-01-04 | 엘티소재주식회사 | 헤테로고리 화합물 및 이를 이용한 유기 발광 소자 |
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- 2022-01-04 KR KR1020220000842A patent/KR20230105448A/ko active Search and Examination
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2023
- 2023-01-04 CN CN202380013049.8A patent/CN117716570A/zh active Pending
- 2023-01-04 WO PCT/KR2023/000132 patent/WO2023132616A1/ko active Application Filing
- 2023-01-04 EP EP23737364.2A patent/EP4366048A1/en active Pending
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JP2005020867A (ja) * | 2003-06-25 | 2005-01-20 | Matsushita Electric Works Ltd | 携帯電話機用充電器 |
US20100181129A1 (en) * | 2009-01-20 | 2010-07-22 | Vahid Hamidi | Swappable modulated battery packs system for electrically driven vehicle |
JP6493553B2 (ja) * | 2015-10-30 | 2019-04-03 | 株式会社村田製作所 | 電池パック、電気機器および充電機器 |
KR20180058679A (ko) * | 2018-05-14 | 2018-06-01 | 백승일 | 건전지 홀더 |
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KR20220000842A (ko) | 2020-06-26 | 2022-01-04 | 엘티소재주식회사 | 헤테로고리 화합물 및 이를 이용한 유기 발광 소자 |
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GB2621008A (en) * | 2022-05-23 | 2024-01-31 | Ocado Innovation Ltd | Power source retention system |
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EP4366048A1 (en) | 2024-05-08 |
CN117716570A (zh) | 2024-03-15 |
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