WO2021111797A1 - Récipient - Google Patents

Récipient Download PDF

Info

Publication number
WO2021111797A1
WO2021111797A1 PCT/JP2020/041374 JP2020041374W WO2021111797A1 WO 2021111797 A1 WO2021111797 A1 WO 2021111797A1 JP 2020041374 W JP2020041374 W JP 2020041374W WO 2021111797 A1 WO2021111797 A1 WO 2021111797A1
Authority
WO
WIPO (PCT)
Prior art keywords
upper wing
container
meshing
wing
torsion bar
Prior art date
Application number
PCT/JP2020/041374
Other languages
English (en)
Japanese (ja)
Inventor
雄司 星野
路人 増永
俊光 酒井
Original Assignee
株式会社ボクスティクス
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社ボクスティクス filed Critical 株式会社ボクスティクス
Publication of WO2021111797A1 publication Critical patent/WO2021111797A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D88/00—Large containers
    • B65D88/02—Large containers rigid
    • B65D88/12—Large containers rigid specially adapted for transport
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/02—Wall construction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/54—Gates or closures
    • B65D90/62—Gates or closures having closure members movable out of the plane of the opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/02—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with racks actuated by pinions
    • B66F3/04—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with racks actuated by pinions with several racks

Definitions

  • This disclosure relates to a wing type container.
  • an upper wing formed in an L-shaped cross section by a part of an upper wall and a part of a side wall is rotatably attached to both left and right sides of a center beam arranged in the center of the upper part. It is known that the side surface of the above can be opened and closed (see, for example, Patent Document 1).
  • the upper wing is opened and closed by a hydraulic cylinder stored in the upper part of the frame in front of and behind the container.
  • the present disclosure has focused on the above-mentioned conventional problems, and an object of the present disclosure is to provide a container that can efficiently transmit a rotational force to the upper wing without a risk of oil leakage.
  • the container of the present disclosure is a container including an upper wing formed in an L-shaped cross section and rotatably supported by a center beam, and a drive unit for opening and closing the upper wing. ..
  • the drive unit includes a meshing chain set and a meshing induction mechanism.
  • the meshing chain is composed of a pair of meshable chains, can stand on its own like an axial force member in the meshed state, and the tip of the meshed state portion is connected to the upper plate portion.
  • the meshing guidance mechanism is provided on the beam portion, and the pair of chains are raised in a meshed state by the ascending drive of the elevating motor, and the pair of chains are disengaged and disengaged by the descending drive of the elevating motor.
  • the meshing chain set includes, as a pair of the chains, an inner diameter side chain arranged on the side closer to the rotation axis of the upper wing and an outer diameter side chain arranged on the side farther from the rotation axis.
  • the chain In the meshed state, the chain is self-supporting in a curved columnar shape with the inner diameter side chain inside.
  • the container of the present disclosure does not use a hydraulic cylinder, there is no risk of oil leakage, and since it uses a meshing chain assembly that is self-supporting in a curved columnar shape, it is more efficient in the upper wing than a linearly driven hydraulic cylinder. It is possible to provide a container capable of transmitting rotational force.
  • FIG. 1 It is a perspective view which shows the container of Embodiment 1 and the vehicle which carries this container. It is a perspective view seen from the oblique rear of the container which shows the main part of the container of Embodiment 1.
  • FIG. It is a block diagram which shows the outline of the wing drive device and the upper wing of the container of Embodiment 1.
  • FIG. It is a structure explanatory drawing which shows the outline of the main part of the wing drive device of the container of Embodiment 1.
  • FIG. It is a perspective view which shows the drive unit of the container of Embodiment 1.
  • FIG. It is a front view which shows the meshing chain assembly used for the container of Embodiment 1.
  • FIG. It is a perspective view which shows the container of Embodiment 2.
  • FIG. 2 It is a structure explanatory drawing which shows the outline of the wing drive device of the container of Embodiment 2, and the main part of the upper wing. It is a top view which shows the arrangement of the urging mechanism in the container of Embodiment 2.
  • FIG. It is a perspective view which shows the urging mechanism in the container of Embodiment 2.
  • It is operation explanatory drawing which shows the operation of the clutch mechanism of the urging mechanism in the container of Embodiment 2, and shows the operation when the upper wing is fully closed.
  • It is operation explanatory drawing which shows the operation of the clutch mechanism of the urging mechanism in the container of Embodiment 2, and shows the operation when the upper wing is rotated to the engagement end angle.
  • FIG. 1 is a perspective view of a truck T on which the container C of the first embodiment is mounted, as viewed from diagonally below and rearward.
  • Container C includes a container body 100 and a wing drive device 200 (see FIG. 3).
  • the container body 100 is formed in a substantially rectangular parallelepiped box shape, and has a plate-like bottom plate 110 (see FIG. 2), a front wall 120, an upper wing 130, and a lower wing 140 that surround the luggage compartment LC from six surfaces. And a rear door 150.
  • the container C of the first embodiment is assumed to be mounted on the truck T as described above, and the plate-shaped portion surrounding the luggage compartment LC of the container C is made of a lightweight metal (for example, aluminum). It is formed.
  • the directions in the following description are, based on the direction when mounted on the truck T, the direction of the arrow FR is the front, the direction of the arrow RR is the rear, the direction of the arrow L is the left, and the direction of the arrow R is the right.
  • the direction of the arrow UP is upward, and the direction of the arrow DN is downward.
  • a gate-shaped frame 160 which is a gate-shaped frame, is provided on the outer peripheral portion of the front wall 120 before and after the container C and the outer peripheral portion of the rear door 150.
  • the gate-shaped frame 160 includes a square tubular pillar portion 161 standing upright on the left and right sides of the container C, and a square tubular beam portion 162 connecting the upper ends of the left and right pillar portions 161.
  • the center beam 170 is bridged over the entire length of the luggage compartment LC by connecting the central portions of the beam portions 162 of the gate-shaped frame 160 before and after the container C in the vehicle width direction.
  • the upper wing 130 is formed in an L-shaped cross section by an upper plate portion 131 forming a part of the ceiling of the container C and a lower plate portion 132 forming a part of the side wall of the container C. Has been done.
  • the upper wing 130 is rotatably supported in the vertical direction around rotation shafts 133 and 133 provided on the left and right sides of the center beam 170.
  • the rotation shaft 133 may be provided on each of the plurality of hinges, or may be provided over the entire length of the center beam 170.
  • the lower wing 140 forms a side wall of the container C by being continuous with the lower plate portion 132 of the upper wing 130.
  • the lower wing 140 is provided so as to be rotatable in the vertical direction by a plurality of hinges 141 provided between the lower wing 140 and the bottom plate 110.
  • the container C is formed so that the side wall portion can be opened over the entire surface by rotating the upper wing 130 upward and the lower wing 140 downward.
  • a plurality of locks 191 and catches (engagement structures) 192 are provided between the lower end portion of the lower plate portion 132 of the upper wing 130 and the lower wing 140, and both are formed so as to be relatively fixed. ..
  • a lock 193 is also provided between the lower wing 140 and the pillar portion 161 of the gate-shaped frame 160.
  • the rear door 150 on the rear surface of the container C includes two door plates 151 on the left and right.
  • Each door plate 151 is rotatably attached to a pillar portion 161 of the gate-shaped frame 160 in the horizontal direction.
  • the wing drive device 200 automatically rotates the upper wing 130 in the vertical direction, and includes four chain-type elevating devices 210, a control unit 220, and an operating device 230, as shown in FIG. ..
  • the chain-type lifting device 210 transmits a driving force to the upper wing 130 to rotate the opening and closing, and as shown in FIG. 1, the front and rear of each upper wing 130 and the front and rear gate-shaped frames 160 of the container C. It is provided between the beam portion 162 and the beam portion 162.
  • the configuration of the chain type elevating device 210 will be described below.
  • the chain type elevating device 210 includes a drive unit 240 and a meshing chain set 250, as outlined in FIG.
  • the drive unit 240 is housed in the beam portion 162 of the portal frame 160, and includes an elevating motor 241, a speed reduction mechanism 242, and a meshing guidance mechanism 243, as shown in FIG.
  • the elevating motor 241 is driven by an in-vehicle battery 260 (see FIG. 3), and is installed at a position above the quadrangular tubular rail portion 244.
  • the rail portion 244 is fixed to the bottom portion of the beam portion 162.
  • the case of the reduction mechanism 242 is further fixed on the rail portion 244.
  • the speed reduction mechanism 242 is provided with a plurality of gears inside the case, and decelerates the rotation of the elevating motor 241 and transmits the rotation to the meshing guidance mechanism 243.
  • the rotation of the speed reduction mechanism 242 is transmitted to the meshing guidance mechanism 243 via the transmission chain 245.
  • the meshing guidance mechanism 243 is operated by the rotation of the elevating motor 241 transmitted via the deceleration mechanism 242, and the inner diameter side chain 251 and the outer diameter side chain 252 forming the meshing chain assembly 250 by a pair of gears (see FIG. 6). And, mesh and disengage.
  • the meshing chain assembly 250 has an inner diameter side chain 251 arranged on the right side closer to the rotation shaft 133 on the right side with the meshing induction mechanism 243 sandwiched between the inner diameter side chain 251 and the rotation shaft on the left side in the drawing with the meshing induction mechanism 243 sandwiched between them. It is provided with an outer diameter side chain 252 on the side far from 133. Further, the upper end portion, which is one end of the meshing chain assembly 250, is connected to the upper wing 130.
  • the meshing induction mechanism 243 meshes the inner diameter side chain 251 and the outer diameter side chain 252 separated to the left and right in the meshing induction mechanism 243 to form an axial force member. Let it stand up as a shape. As a result, the upper wing 130 can be pushed upward by the meshing chain assembly 250 and rotated in the opening direction.
  • the elevating motor 241 when the elevating motor 241 is closed and driven, the meshing induction mechanism 243 and the meshing chain assembly 250 that stands up in the meshing state like the axial force material are separated to the left and right while being pulled down.
  • the upper wing 130 can be rotated in the closing direction to be in the closed state as shown by the alternate long and short dash line in the figure.
  • both chains 251,252 are provided with an internal tooth plate and an external tooth plate, respectively, and both chains 251 and 252 are meshed in a hook shape (so-called chuck shape) in a multiple and firmly independent state. It goes up and down.
  • a meshing chain set 250 and a meshing induction mechanism 243 for example, the same as those described in Japanese Patent No. 4723538 can be used.
  • the meshing chain set 250 used in the first embodiment will be described.
  • the difference between the meshing chain assembly 250 and that described in the above publication is that the meshing chain assembly 250 used in the first embodiment does not have an upright columnar shape in the meshed state, but has a center of rotation of the upper wing 130. It is a point that becomes a columnar shape that draws an arc centered on the rotation axis 133.
  • the shape of the plate 251a forming the inner diameter side chain 251 and the shape of the plate 252a forming the outer diameter side chain 252 shown in FIG. 6 are slightly different from each other at the time of meshing. It is formed so as to tilt to the side of.
  • the inner diameter side chain 251 is arranged on the inner diameter side of the arc AR and the outer diameter side chain 252 is arranged on the outer diameter side of the arc AR in the meshed state, and the rotation shaft 133 is the center. It becomes a columnar shape that draws an arc AR.
  • the inner diameter side chain 251 is housed in the beam portion 162 so as to slide from the meshing guidance mechanism 243 toward the vehicle center of the beam portion 162 of the portal frame 160.
  • the outer diameter side chain 252 is accommodated so as to slide from the meshing guidance mechanism 243 to the beam portion 162 to the pillar portion 161 of the portal frame 160.
  • the beam portion 162 and the pillar portion 161 are provided with a tubular guide member that accommodates the chains 251 and 252 and serves as a guide when sliding.
  • the guide member preferably has a seal structure for preventing rainwater from entering.
  • control unit 220 and the operating device 230 shown in FIG. 3 will be described.
  • the operating device 230 includes a power switch 231, an open switch 232, a close switch 233, a stop switch 234, and a left / right wing changeover switch 235.
  • the operating device 230 may be either a wireless type or a wired type.
  • the control unit 220 is in a state in which the elevating motor 241 of each chain type elevating device 210 can be driven.
  • the control unit 220 executes an open drive for rotating the upper wing 130 in the open direction, that is, a drive for raising the meshing chain assembly 250.
  • the control unit 220 executes a closing drive for rotating the upper wing 130 in the closing direction, that is, a drive for pulling down the meshing chain set 250.
  • the control unit 220 stops the open drive and close drive of the elevating motor 241.
  • left / right wing changeover switch 235 is a switch for selecting whether to open / close the left / right upper wing 130 or 130.
  • the control unit 220 controls to drive the chain type elevating devices 210 and 210 provided before and after the upper wing 130 in synchronization with each other. Therefore, the elevating motor 241 is provided with a rotation sensor 270 that detects the rotation speed or the amount of rotation.
  • a rotation sensor 270 that detects the rotation speed or the amount of rotation.
  • the rotation sensor 270 a sensor that detects each rotation amount (rotation angle) before and after the upper wing 130 may be used.
  • the control unit 220 synchronously drives the elevating motors 241 and 241 before and after the upper wing 130 based on the detection of the rotation sensors 270 and 270. This prevents a problem that the upper wing 130 is twisted due to a difference in the amount of rotation of the front and rear upper wing 130 when the upper wing 130 is opened and closed.
  • the operator selects one of the left and right upper wings 130 and 130 to be opened by the left and right wing changeover switch 235. Perform the operation.
  • the worker turns on the open switch 232.
  • the elevating motors 241 of the drive unit 240 of the chain type elevating device 210 provided before and after the upper wing 130 to be opened are synchronously started to open.
  • the inner diameter side chain 251 moves from the drive unit 240 toward the center of the vehicle along the beam portion 162 of the portal frame 160. Have been placed.
  • the outer diameter side chain 252 is arranged along the drive unit 240, straddling the beam portion 162 to the pillar portion 161 of the portal frame 160.
  • both chains 251 and 252 are drawn into and meshed with each other by the meshing induction mechanism 243, and then an arc AR centered on the rotation shaft 133 is formed. It rises upward from the beam portion 162 while forming a column to be drawn. Therefore, as shown in FIG. 4, the upper wing 130 rotates upward about the rotation shaft 133.
  • the meshing chain assembly 250 since the meshing chain assembly 250 has a columnar shape that draws an arc AR centered on the rotation shaft 133, the meshing chain assembly 250 is pushed up from a direction that is always perpendicular to the upper plate portion 131 of the upper wing 130. Therefore, the upper wing 130 can be rotated more efficiently than in the case of pushing up in a straight line as in the case of using a hydraulic cylinder.
  • the upper plate portion 131 of the upper wing 130 is always pushed up from the direction orthogonal to the radial direction centered on the rotation shaft 133, so that the upper wing 130 can be rotated efficiently.
  • the drive unit 240 and the meshing induction mechanism 243 are arranged so that the rotation shaft 133 is located at the center of the arc AR formed by the meshing chain assembly 250.
  • the operator turns on the stop switch 234 to stop the operation of the drive unit 240.
  • a sensor for detecting the fully open position of the upper wing 130 may be provided to automatically stop when the fully open position is detected. Further, as described above, since the control unit 220 rotates the elevating motors 241 and 241 of the pair of chain type elevating devices 210 and 210 in synchronization, the upper wing 130 is not twisted.
  • the operator can manually release the lock 193 of the lower wing 140 and rotate the lower wing 140 in the opening direction to fully open the side wall of the container C.
  • the operator sets the lower wing 140 upright and closed, and locks the lock 193 in advance. Then, the operator turns on the closing switch 233 of the operating device 230 to close and drive the lifting motor 241 of the driving unit 240 of the chain type lifting device 210 provided before and after the upper wing 130.
  • the meshing chain set 250 which is columnar in the meshed state, is pulled down and disengaged by the meshing induction mechanism 243, so that the inner diameter side chain 251 and the outer diameter side chain are released. It is separated into 252.
  • the separated inner diameter side chain 251 is moved from the meshing guidance mechanism 243 to the vehicle center side along the beam portion 162 of the portal frame 160.
  • the separated outer diameter side chain 252 moves the beam portion 162 of the portal frame 160 toward the outside of the vehicle in the vehicle width direction from the meshing guidance mechanism 243, and further, the pillar portion 161 from the end edge portion of the beam portion 162. Move down along.
  • the outer diameter side chain 252 is curved so as to move smoothly in this portion. It moves by being guided by a guide member having a portion formed in.
  • the operator turns on the stop switch 234 to stop the driving of the elevating motors 241 and 241.
  • the sensor may detect that the upper wing 130 has rotated to the fully closed position, and the drive of the elevating motor 241 may be automatically stopped. Then, the operator locks a plurality of locks 191 between the upper wing 130 and the lower wing 140.
  • the container C of the first embodiment includes a container main body 100, an upper wing 130, and a drive unit 240.
  • the container body 100 is formed in a box shape surrounding the luggage compartment LC as a storage space.
  • the upper wing 130 is formed in an L-shaped cross section by an upper plate portion 131 forming a part of the roof plate of the container body 100 and a lower plate portion 132 forming a part of the side wall of the container body 100. It is rotatably supported by a center beam 170 provided above the 100.
  • the drive unit 240 is provided between the beam portion 162 of the portal frame 160 provided before and after the container body 100 and the upper plate portion 131, and applies a rotational force to the upper plate portion 131 to provide the upper wing 130. Open and close.
  • the drive unit 240 includes a meshing chain set 250 composed of a pair of chains (251,252) and a meshing induction mechanism 243.
  • the meshing chain assembly 250 is separated from each other in a non-meshing state, can stand on its own like an axial force member in a meshing state, and the tip of the meshing state portion is connected to the upper plate portion 131.
  • the meshing guidance mechanism 243 is provided on the beam portion 162, and raises a pair of chains (251 and 252) in a mutually meshed state while being wound by an open drive as an ascending drive of the elevating motor 241 to lower the elevating motor 241. By the closed drive as the drive, the meshing portion is lowered while the meshing is disengaged and separated.
  • the meshing chain set 250 is arranged as a pair of chains, the inner diameter side chain arranged on the side closer to the rotation shaft 133 of the upper wing 130 and the side farther from the rotation shaft 133 with the meshing guidance mechanism 243 sandwiched between them. It is provided with an outer diameter side chain 252, and is formed to stand on its own in a curved columnar shape with the inner diameter side chain 251 as the inside in the meshed state.
  • the drive unit 240 is driven by the elevating motor 241, there is no risk of oil leakage as in the case of using a hydraulic cylinder.
  • the meshing chain assembly 250 that is self-supporting in a curved columnar shape with the inner diameter side chain 251 inside can push up the upper wing 130 and rotate it in the opening direction. Therefore, compared to a hydraulic cylinder that always extends linearly, the driving force can be input to the upper plate 131 of the upper wing 130 at an angle close to a right angle, which is efficient. It can transmit rotational force.
  • the meshing chain assembly 250 of the container C of the first embodiment is formed so as to have an arcuate columnar shape in the meshed state, and the center of the arc AR coincides with the rotation axis 133 which is the rotation center axis of the upper wing 130. It is arranged like. Therefore, when the upper wing 130 is rotated in the opening direction, the drive unit 240 can be pushed up in the direction orthogonal to the outer diameter direction of the rotation shaft 133 by the arcuate columnar meshing chain assembly 250, and can be rotated efficiently. Is possible.
  • the meshing chain assembly 250 of the container C of the first embodiment is provided so that the non-engaged portion moves in the portal frame 160. Therefore, the two chains (251 and 252) constituting the meshing chain set 250 are not exposed inside the luggage compartment LC or outside the container body 100, and the appearance is excellent and the chains are less likely to interfere with objects. , Stable operation can be obtained.
  • the control unit 220 of the container C of the first embodiment synchronizes the elevating motors 241 of the front and rear chain type elevating devices 210 based on the detection of the rotation sensor 270. Therefore, when opening and closing the upper wing 130, there is no difference in the amount of rotation and the rotation speed of the front and rear, and the upper wing 130 is not twisted.
  • the container C2 of the second embodiment will be described.
  • the second embodiment is an example in which the weight of the container C2 including the upper wing 130b is heavier than that of the container C of the first embodiment.
  • Examples of such a container C2 include those for trains and those for marine freight, the outer wall portion of which is made of steel plate, and the weight of the upper wing 130b and the lower wing 140b is also greater than that of the first embodiment. It's getting heavier.
  • the container body 100b of the container C2 includes a plate-shaped bottom plate 110b surrounding the luggage compartment LC, a front wall 120b, an upper wing 130b, a lower wing 140b, and a rear door 150b.
  • a portal frame 160b is provided on the outer circumference of the front wall 120b before and after the container body 100b and on the outer circumference of the rear door 150b.
  • the gate-shaped frame 160b includes a pillar portion 161b erected on the left and right sides and a beam portion 162b connected to the upper end portion of the pillar portion 161b.
  • the lower wing 140b is rotatably connected to the upper wing 130b and rotates to open and close together with the upper wing 130b. ..
  • an interlocking wire 180 for interlocking the lower wing 140b with the rotation of the upper wing 130b is provided.
  • One end of the interlocking wire 180 is connected to the lower end of the lower wing 140b, the middle portion is arranged along the lower plate portion 132b of the upper wing 130b, and the other end is the beam portion. It is connected to 162b.
  • the lower end portion of the lower wing 140b is the interlocking wire 180 as shown in FIG. 7 by the amount of increase from the beam portion 162b. Will be pulled up by.
  • the amount of pull by the interlocking wire 180 becomes smaller, and the lower wing 140b is continuous with the lower plate portion 132b. It becomes a closed state.
  • the weights of the upper wing 130b and the lower wing 140b are heavier. Moreover, the lower wing 140b is raised together with the upper wing 130b. Therefore, as the chain type elevating device 210b, an urging mechanism 300 is provided in addition to the drive unit 240b.
  • the chain type elevating device 210b includes a drive unit 240b and a meshing chain set 250b as in the first embodiment.
  • the meshing chain assembly 250b has the same basic structure as the meshing chain assembly 250 of the first embodiment, but is formed so as to be able to withstand the weight of the upper wing 130b and the lower wing 140b.
  • the driving force of the elevating motor 241b is also a driving force capable of rotating the upper wing 130b and the lower wing 140b.
  • the urging mechanism 300 will be described below. As outlined in FIG. 9, a plurality of urging mechanisms 300 are provided in parallel between the center beam 170b and the upper wings 130b and 130b, respectively. Although the urging mechanism 300 is shown at eight locations in FIG. 9, the number of urging mechanisms 300 provided depends on the weight of the upper wing 130b and the lower wing 140b and the output of the elevating motor 241b. Optimal number.
  • the urging mechanism 300 includes an operating member 310 and torsion bar units 320 and 320 arranged in the front-rear direction with the operating member 310 interposed therebetween.
  • the operating member 310 has a shaft member 311 connected to a wing side frame 301 fixed to the upper wing 130b and arranged coaxially with the rotating shaft 133b. Therefore, when the upper wing 130b is rotated, the operating member 310 rotates integrally with the upper wing 130b around the shaft member 311.
  • the torsion bar unit 320 includes a torsion bar 321 and a clutch mechanism 322.
  • the torsion bar 321 is a solid or hollow round bar made of metal or resin, and is a well-known one that generates an urging force in the restoration direction by twisting in the circumferential direction about the axis.
  • the relationship between the amount of twist by the torsion bar 321 and the restoring force (urging force) due to this twist can be arbitrarily adjusted by selecting the material, diameter, length, and the like.
  • the first end portion which is one end portion of the torsion bar 321 is connected to the center beam 170b via the beam side frame 302, that is, is fixed to the center beam 170b.
  • the second end which is the other end of the torsion bar 321 is connected to the upper wing 130b via the clutch mechanism 322, the shaft member 311, the operating member 310, and the wing side frame 301. Therefore, the second end of the torsion bar 321 can rotate about the rotation shaft 133b, and when the second end rotates, the torsion bar 321 is twisted. ..
  • the clutch mechanism 322 transmits the rotation of the upper wing 130b to the second end of the torsion bar 321 and gives a twist to the torsion bar 321.
  • the clutch mechanism 322 does not transmit the rotation and does not give a twist to the torsion bar 321. It has an engagement area.
  • the clutch mechanism 322 is made of metal and has an internal / external double structure including a pin member 330 and a socket member 340 shown in FIGS. 11A to 11C.
  • the pin member 330 is formed in a quadrangular prism shape, is connected to the second end of the torsion bar 321 and can rotate integrally with the torsion bar 321 (see FIG. 10).
  • the socket member 340 is formed in a substantially cylindrical shape and is coupled to the shaft member 311 of the operating member 310 (see FIG. 10). Therefore, the socket member 340 rotates integrally with the upper wing 130b.
  • the socket member 340 is formed with an insertion hole 341 for inserting the pin member 330 in the axial center portion.
  • the insertion hole 341 is provided with an engaging convex portion 342 and a free running concave portion 343 on the inner circumference.
  • the engaging convex portion 342 projects in a mountain shape in the inner diameter direction to a position where the diameter is smaller than the dimension of 1/2 of the diagonal length LD of the corner portion 331 of the pin member 330, and engages with the corner portion 331 in the circumferential direction. It is formed so that it can be combined, and it is formed at four locations at equal intervals in the circumferential direction.
  • the free running recess 343 has a diameter larger than 1/2 of the length LD, is formed in a concave shape in the outer diameter direction so as not to engage with the corner portion 331 in the circumferential direction, and the engaging protrusions 342 and 342 in the circumferential direction. It is provided between.
  • FIG. 11A shows the positional relationship between the pin member 330 and the socket member 340 when the upper wing 130b is fully opened (FO).
  • the corner portion 331 of the pin member 330 is arranged at one end of the idle running recess 343 of the socket member 340.
  • FIG. 11B shows a state when the upper wing 130b is rotated from the fully open (FO) to the engaging end angle E ⁇ .
  • the range in which the upper wing 130b is rotated from the fully open (FO) to the engagement end angle E ⁇ is the non-engagement region, and in this non-engagement region, the socket member 340 is relative to the corner portion 331 of the pin member 330.
  • the free running recess 343 moves relative to each other. Therefore, the socket member 340 rotates relative to each other without engaging with the pin member 330, and the torsion bar 321 is not twisted while the upper wing 130b rotates in the non-engaged region.
  • the engaging convex portion 342 of the socket member 340 comes into contact with the corner portion 331 of the pin member 330, and the socket member 340 and the pin member 330 rotate in the circumferential direction. It becomes engaged. Therefore, when the socket member 340 rotates from this state, the pin member 330 also rotates around the socket member 340, causing the torsion bar 321 to be twisted.
  • FIG. 11C shows a state in which the upper wing 130b is rotated until it is fully closed (AC). Compared to FIG. 11B, it can be seen that the pin member 330 is rotating with the socket member 340. At this time, the torsion bar 321 is twisted by about 30 degrees.
  • the upper wing 130b is rotationally urged in the opening direction by the torsion bar 321 when it is fully closed (AC).
  • the upper plate portion 131b of the upper wing 130b is provided with the reinforcing channel material 350 shown in FIGS. 9 and 13 along the vehicle width direction.
  • the reinforcing channel material 350 has, for example, a C-shaped cross section, and is coupled to the wing side frame 301 of the urging mechanism 300. Therefore, the urging force by the urging mechanism 300 is transmitted to the upper wing 130b via the reinforcing channel material 350, and the deformation of the upper wing 130b is suppressed as compared with the case where the urging force is directly input to the edge portion of the upper wing 130b. can do.
  • the drive unit 240b since the urging force by the urging mechanism 300 is applied when the upper wing 130b is pushed up from the fully closed position, the drive unit 240b can be relatively miniaturized and the installation space can be increased. It becomes easy to secure.
  • a plurality of urging mechanisms 300 are arranged in parallel in the middle portion of the upper wing 130b, the input portions can be dispersed, deformation can be suppressed, and strength can be easily secured.
  • the urging force by the urging mechanism 300 acts when the upper wing 130b is rotating in the range of the engaging region shown in FIG. 12, and the opening degree is larger than this engaging region in the non-engaging region. Then, the upper wing 130b rotates only by the driving force of the driving unit 240b.
  • the upper wing 130b is rotated from the fully open (FO) state to the closed direction, the upper wing 130b is rotated only by the driving force of the drive unit 240b in the non-engaged region as in the case of the open drive.
  • the drive unit 240b lowers the arcuate columnar portion of the meshing chain assembly 250b while supporting the weight of the upper wing 130b.
  • the pin member 330 and the socket member 340 are not engaged with each other within the range in which the upper wing 130b rotates in the non-engaging region, and the torsion bar 321 is rotated by the upper wing 130b. It is not transmitted and is not twisted.
  • an urging mechanism 300 for rotationally urging the fully closed upper wing 130 in the opening direction is provided between the upper wing 130b and the center beam 170b. There is. Therefore, when the upper wing 130b is rotated from the fully closed state to the opening direction, the driving force required for the driving unit 240b can be reduced, and the initial operation can be smoothly performed.
  • the urging mechanism 300 of the container C2 of the second embodiment includes a torsion bar 321 and a clutch mechanism 322.
  • the torsion bar 321 is arranged coaxially with the rotation shaft 133b of the upper wing 130, the first end portion in the longitudinal direction is connected to the center beam 170, and the second end portion is connected to the upper wing 130b.
  • the clutch mechanism 322 is provided between the second end portion of the torsion bar 321 and the upper wing 130b.
  • the clutch mechanism 322 rotationally transmits to the torsion bar 321 at least from the engagement end angle E ⁇ , which is a predetermined intermediate opening before the upper wing 130b is fully closed, until the upper wing 130b is fully closed.
  • An engaging region for twisting is provided, and a non-engaging region for which rotation is not transmitted to the torsion bar 321 is provided in a region where the opening degree of the upper wing 130b is larger than the engaging region.
  • the torsion bar 321 for the urging mechanism 300, it is possible to obtain excellent durability and a large elastic force as compared with using an elastic body such as a coil spring.
  • the clutch mechanism 322 is used to limit the range in which the torsion bar 321 is twisted, and the upper wing 130b is given an urging force only in the range from the fully closed state to the engaging end angle E ⁇ . Therefore, the urging force is appropriately set, and a smooth opening operation is possible.
  • the clutch mechanism 322 of the container C2 of the second embodiment includes a pin member 330 arranged coaxially with the rotating shaft 133b, and a socket member 340 having an insertion hole 341 into which the pin member 330 is inserted. ..
  • the pin member 330 is formed in a polygonal prism shape.
  • the insertion hole 341 has an engaging convex portion 342 protruding in the axial direction so as to be engaged with the corner portion 331 of the pin member 330 in the circumferential direction, and an outer diameter not engaging with the corner portion 331.
  • a recess 343 for free running, which is concave in the direction, is provided.
  • the rotational force between the upper wing 130b and the torsion bar 321 is transmitted by the polygonal prism-shaped pin member 330 and the socket member 340 provided with the insertion hole 341, so that the strength of the clutch mechanism 322 is ensured. It is possible. For example, when the rotational force is transmitted by using a pin protruding in the outer diameter direction, the shearing force acts in the direction orthogonal to the pin, so that the pin may break. On the other hand, in the second embodiment, the shearing force acts on the polygonal prism-shaped pin member 330 in the circumferential direction, so that damage is unlikely to occur.
  • reinforcing materials wing side frame 301 and reinforcing channel material 350
  • wing side frame 301 and reinforcing channel material 350 are provided at the input portion of the urging force from the torsion bar 321 to the upper wing 130b.
  • the deformation and breakage of the upper wing 130b can be suppressed as compared with the case where the torsion bar 321 is directly connected to the upper wing 130b.
  • the torsion bar 321 is connected to the square tubular wing side frame 301 and the reinforcing channel material 350 is connected to the wing side frame 301, only one of them is connected to the torsion bar 321. Deformation and breakage can be suppressed as compared with the one that has been made.
  • the container of the present disclosure has been described above based on the embodiment.
  • the specific configuration of the container of the present disclosure is not limited to these embodiments, and the combination of the embodiments and the design change are changed as long as the gist of each claim is not deviated from the claims. And additions are allowed.
  • a container for carrying luggage is shown, but the present invention is not limited to this, and can be applied to, for example, a container used for a temporary housing or a warehouse.
  • the gate-shaped frame is provided only in the front and rear of the container body, but the present invention is not limited to this, and further, it can be provided in the middle of the container body. Further, the drive unit may be provided in the gate-shaped frame provided in the middle. Then, in the embodiment, the chain of the meshing chain set (inner diameter side chain, outer diameter side chain) is shown to move inside the beam portion and the pillar portion of the portal frame, but is limited to this. In short, if the beam portion is provided with a meshing guidance mechanism, the chain constituting the meshing chain set may move outside the beam portion or the column portion. Similarly, the meshing guidance mechanism is not limited to the one provided entirely inside the beam portion as long as it is provided on the beam portion, and a part or all thereof is provided outside the beam portion. You may.
  • the urging mechanism is provided in the steel container, but it may be applied to a relatively lightweight container as in the first embodiment. Then, in the embodiment, an example in which the urging mechanism is provided at the second end on the side connected to the upper wing of the torsion bar is shown, but at the first end on the side connected to the center beam. It may be provided. Further, although the pin member of the urging mechanism has a quadrangular prism shape as the polygonal pillar shape, it may have a polygonal pillar shape other than the square shape.
  • the meshing chain set may have a curved columnar shape with the direction of the rotation axis inside, and may have a curved shape other than an arc. It does not have to match the center of rotation of the wing. In these cases, if a connecting structure capable of sliding in the radial direction relative to the rotation axis of the upper wing is provided between the end of the meshing chain on the side connected to the upper wing and the upper wing. Good.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

L'invention concerne un récipient de telle sorte qu'il n'y a pas de risque de fuite d'huile et qu'une force de rotation peut être transmise efficacement à une aile supérieure. Ce récipient comprend : un corps de récipient (100) ; une unité de commande (240) qui ouvre et ferme une aile supérieure (130) ; un ensemble chaîne d'engrènement (250) qui est composé d'une paire de chaînes (251, 252) qui n'ont pas besoin de soutien sous la forme d'un matériau à poussée axiale dans un état engrené ; et un mécanisme de guidage d'engrènement (243). De plus, l'ensemble chaîne d'engrènement (250) est équipé, en tant que paire de chaînes, d'une chaîne côté diamètre intérieur qui est disposée sur le côté proche de l'axe de rotation (133) de l'aile supérieure (130) et une chaîne côté diamètre extérieur (252) qui est disposée sur le côté éloigné de l'axe de rotation (133), le mécanisme de guidage d'engrènement (243) étant intercalé entre ces dernières. Dans l'état engrené, la paire de chaînes est formée de manière à ne pas avoir besoin de soutien sous la forme d'une colonne incurvée présentant la chaîne côté diamètre intérieur (251) en tant que côté interne.
PCT/JP2020/041374 2019-12-03 2020-11-05 Récipient WO2021111797A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019219014A JP7253697B2 (ja) 2019-12-03 2019-12-03 コンテナ
JP2019-219014 2019-12-03

Publications (1)

Publication Number Publication Date
WO2021111797A1 true WO2021111797A1 (fr) 2021-06-10

Family

ID=76219225

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/041374 WO2021111797A1 (fr) 2019-12-03 2020-11-05 Récipient

Country Status (2)

Country Link
JP (1) JP7253697B2 (fr)
WO (1) WO2021111797A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7485122B1 (ja) * 2023-02-17 2024-05-16 株式会社椿本チエイン 可動体移動装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5271182A (en) * 1991-09-24 1993-12-21 Aug.Winkhaus Gmbh & Co. Kg Device for opening and closing the panel of a window, door, ventilation hatch, or similar closure
JP2001019086A (ja) * 1999-07-05 2001-01-23 Sanyo Trading:Kk 天井扉付きコンテナ
JP2002038815A (ja) * 2000-07-18 2002-02-06 Kia Motors Corp ルーフ開放型積載箱のルーフドア開放装置
US20100011667A1 (en) * 2008-07-18 2010-01-21 Vkr Holding A/S Push-Pull Chain and Actuator
US20110302843A1 (en) * 2010-06-11 2011-12-15 Dallmann Brian D Window drive with back-curving chain
JP2012025463A (ja) * 2010-07-27 2012-02-09 Nippon Fruehauf Co Ltd コンテナ

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5271182A (en) * 1991-09-24 1993-12-21 Aug.Winkhaus Gmbh & Co. Kg Device for opening and closing the panel of a window, door, ventilation hatch, or similar closure
JP2001019086A (ja) * 1999-07-05 2001-01-23 Sanyo Trading:Kk 天井扉付きコンテナ
JP2002038815A (ja) * 2000-07-18 2002-02-06 Kia Motors Corp ルーフ開放型積載箱のルーフドア開放装置
US20100011667A1 (en) * 2008-07-18 2010-01-21 Vkr Holding A/S Push-Pull Chain and Actuator
US20110302843A1 (en) * 2010-06-11 2011-12-15 Dallmann Brian D Window drive with back-curving chain
JP2012025463A (ja) * 2010-07-27 2012-02-09 Nippon Fruehauf Co Ltd コンテナ

Also Published As

Publication number Publication date
JP2021088379A (ja) 2021-06-10
JP7253697B2 (ja) 2023-04-07

Similar Documents

Publication Publication Date Title
CN105398983B (zh) 便携式绞机
US20150082706A1 (en) Weight compensation device of a lifting door with at least one compression spring
WO2021111797A1 (fr) Récipient
EP3030457B1 (fr) Mécanisme de levage embarqué dans un véhicule
US9193305B2 (en) Movable utility rack
AU2018341096B2 (en) Foldable frame for containers and hinged member therefor
JP2008121244A (ja) ロック付開閉装置
KR20100116142A (ko) 웨빙 권취 장치
KR101027799B1 (ko) 전동 개폐형 차고문
CN217001475U (zh) 一种门体装置及电池化成分容设备
JP5378840B2 (ja) 車両用荷役装置
CN108412361B (zh) 一种厢式车二级侧门开闭机构
JP4181079B2 (ja) 車両スライド扉用動力スライド装置のテンション機構
JP5291210B2 (ja) ロック付開閉装置
JP3347176B2 (ja) 貨物自動車のシャッター開閉装置
KR200269912Y1 (ko) 화물 차량용 적재함
KR100471127B1 (ko) 화물차적재함 도어개폐장치
JP3169854B2 (ja) 回動体の回動装置
KR20130002851A (ko) 케이블형 트렁크 리드 개폐장치
US20150071746A1 (en) Spare wheel pickup assembly
KR200307499Y1 (ko) 화물차용 호이스트 및 이를 적용한 화물차
KR20220022295A (ko) 차량용 러기지 장치
JP2015231788A (ja) 可動柵
KR20230016413A (ko) 차량용 도어 장치 및 자율주행 셔틀 버스
KR200309732Y1 (ko) 화물차적재함 도어개폐장치

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20896835

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20896835

Country of ref document: EP

Kind code of ref document: A1