JP5283527B2 - rack - Google Patents

Description

  The present invention relates to a rack for storing power storage devices such as a vehicle battery, a capacitor, and a capacitor.

  Conventionally, there is equipment for charging a detachable battery mounted on a vehicle (see, for example, Patent Document 1). This facility includes a shelf having a plurality of storage units, and the battery stored in each storage unit is connected to an external power source via a connector for charging. By the way, power storage devices such as batteries, capacitors, and capacitors may generate gas or high heat during charging, adversely affect other power storage devices, or cause a reduction in charging efficiency or risk of ignition. There is. In addition, in an aging facility in which a power storage device or the like is stored in a rack and left for a predetermined period to test whether the power storage device is abnormal, gas or high heat may be generated and may be dangerous.

JP 11-146506 A

  Therefore, the problem to be solved by the present invention is to provide a rack for air conditioning management of temperature, gas, etc. individually for each power storage device to improve efficiency and reduce the risk.

In order to solve the above problems, a rack according to the present invention is
A rack for storing power storage devices in a plurality of storage compartments,
A box that encloses the power storage device provided in each storage section, a tray on which the power storage device can be placed and stored in the box, and an air conditioner that air-conditions the inside of the box are provided. The tray has a front opening, and the tray has an L shape having a flange portion that closes the front opening of the box when stored in the box.

  Preferably, a fire extinguishing device that detects and extinguishes a fire in the box is provided.

  Preferably, the tray is formed so that the flange portion overlaps the front opening when housed in the box.

  Preferably, the tray is formed such that the flange portion fits snugly into the front opening of the box when stored in the box.

  Preferably, the box includes an openable / closable shutter portion that closes a gap formed between the tray and the front opening when the tray is stored.

  Preferably, positioning means for positioning the tray at a predetermined position in the box is provided.

  Preferably, the tray includes a tray-side connection portion that electrically connects the power storage device, and the box includes an energization device that can be electrically connected to the tray-side connection portion.

  Preferably, the tray is transported by a fork-type transport device, and the box is provided with a lower surface opening for a forking space, and is configured to close the lower surface opening with the tray.

  A rack according to the present invention includes a box that encloses a power storage device in a storage section that stores the power storage device, and an air conditioner that air-conditions the inside of the box. When the power storage device is placed on the tray and the tray is accommodated through the front opening of the box, the flange of the tray closes the front opening. Thereby, it can manage separately for every electrical storage apparatus within the sealed box, and when gas and high heat generate | occur | produce, it can adjust to an appropriate atmosphere with an air conditioner.

It is a whole perspective view showing a rack system about a first embodiment. It is a top view which shows a rack system about 1st embodiment. It is a front view which shows a rack system about 1st embodiment. It is a front view which shows the state which moves an electrical storage apparatus from a conveyor to a stacker crane about 1st embodiment. The state which conveys an electrical storage apparatus with a conveyor about 1st embodiment is shown, (A) is a perspective view, (B) is front sectional drawing. It is a perspective view which shows a storage division part. It is a perspective view which shows a tray about 1st embodiment. It is a perspective view which shows a box about 1st embodiment. It is a front view for demonstrating a shutter part about 1st embodiment. It is a perspective view which shows a stacker crane about 2nd embodiment. It is a perspective view which shows a storage division part about 2nd embodiment. It is a perspective view which shows a tray about 2nd embodiment. It is a perspective view which shows a box about 2nd embodiment. It is a perspective view which shows an unmanned forklift about 3rd embodiment. It is a perspective view which shows a tray about 3rd embodiment. It is a perspective view which shows a box about 3rd embodiment. It is a perspective view which shows a storage division part about 4th embodiment.

  Hereinafter, a rack according to the present invention will be described with reference to the accompanying drawings.

[First embodiment]
A first embodiment will be described.
As shown in FIGS. 1 to 3, the rack system is provided with two rows of racks 1 and 1. The rack 1 has a plurality of storage compartments 2 in the vertical direction and the horizontal direction. The storage compartment 2 can store a power storage device 6 such as a battery, a capacitor, or a capacitor, and can charge and discharge the stored power storage device 6.

  In the rack system, a traveling path 3 is installed along the rack 1 on the floor and ceiling between the racks 1 and 1. The rack system includes a transport device 4 that can advance and retreat along the travel path 3. In the present embodiment, the transport device 4 includes a slide fork type stacker crane 4. The stacker crane 4 includes a traveling carriage 40 and a carriage 41. The traveling carriage 40 is configured to be able to travel along the traveling route 3. The carriage 41 is configured to be movable up and down along a pair of masts 42 erected on the traveling carriage 40. The stacker crane 4 includes a motor 44 that drives the traveling carriage 40 and the carriage 41 and a control unit 45 that controls the motor 44.

  The rack system includes a pair of conveyors 5. One conveyor 5 carries the power storage device 6 into the rack 1, and the other conveyor 5 carries the power storage device 6 out of the rack 1. Furthermore, the conveyor 5 includes a swivel conveyor 50. The swivel conveyor 50 swivels the power storage device 6 conveyed by the conveyor 5 in the forward rotation direction or the reverse rotation direction (arrow 50b or 50c in FIG. 2) so that the tray 21 can be stored in the compartment storage unit 2. Then, the power storage device 6 is scooped up by the fork 43 of the stacker crane 4 so that it can be stored in the storage compartment 2.

  The stacker crane 4 includes one fork 43. The fork 43 is installed in the carriage 41 and can extend and contract in the horizontal direction toward the racks 1 and 1. As a result, the stacker crane 4 can expand and contract the fork 43 and raise and lower the carriage 41 to scoop up the power storage device 6 and transport the power storage device 6 between the rack 1 and the conveyor 5.

  As shown in FIG. 4, the power storage device 6 is placed on the tray 21 and conveyed by the conveyor 5. The conveyor 5 is set with a conveyance direction 5 a along the travel path 3. The swivel conveyor 50 includes a conveyor 501 and a swivel table 500, and is configured such that the conveyor 501 rotates as the swivel table 500 swivels. An interval 50a is provided between the conveyor 5 and the swivel conveyor 50, and the tray 21 and the like do not collide with the conveyor 5 via the interval 50a when the swivel conveyor 50 turns.

  Further, an interval 50 a is set so that the tray 21 on which the power storage device 6 is placed can be delivered between the conveyor 5 and the swivel conveyor 50, and the conveyance direction 5 a of the conveyor 5 becomes the longitudinal direction 21 a of the tray 21. Set to And by setting the space | interval 50a to about 1/3 of the length of the tray 21, while turning the turning conveyor 50, delivery can be performed smoothly.

  The tray 21 is transported such that its longitudinal direction 21a is the transport direction 5a of the conveyor 5, is swung by the swivel conveyor 50, and is directed in a direction 5b orthogonal to the transport direction 5a. Then, the fork 43 is extended from the stacker crane 4 to enter the lower side of the tray 21, the carriage 41 is lifted to scoop up the tray 21, and the fork 43 is contracted to the stacker crane 4 side in this state, whereby the tray 21 is stacked. It can move to the crane 4.

  As shown in FIG. 5, the conveyors 5, 501 include a pair of endless chains 52 at the lower portion, and convey the tray 21 by rotational driving of the endless chains 52. The conveyors 5, 501 include a pair of guide portions 51 disposed on both sides of the tray 21. The guide part 51 protrudes upward and extends in the transport direction 5a, and guides the both sides of the tray 21 in the transport direction 5a while restricting movement. Further, the conveyors 5, 501 are provided with a space 53 below the tray 21 between the endless chains 52, and the fork 43 from the stacker crane 4 is inserted into the space 53 so that the tray 21 can be scooped up.

  As shown in FIG. 6, the storage compartment 2 includes a box 20 that houses and surrounds the tray 21 on which the power storage device 6 is placed. An air conditioner is provided in the box 20. The air conditioner includes a detector 221 and supply / exhaust pipes 30 and 31. The detector 221 detects the gas and temperature generated in the box 20. The air conditioner includes control means (not shown), ventilates the inside of the box 20 with the supply and exhaust pipes 30 and 31 based on the detection signal of the detector 221, and controls the inside of the box 20 to a predetermined gas amount and temperature. .

  Further, a fire extinguishing device is provided in the box 20. The fire extinguisher is composed of a detector 221 and an injection nozzle 222. The rack system includes a control panel and a carbon dioxide cylinder 223 (FIG. 2). When the gas amount and temperature in the box 20 exceed a predetermined range by the detector 221, a fire is detected. Control is performed to extinguish fire by injecting carbon dioxide gas into the box 20. The injection nozzle 222 may be a sprinkler head that injects fire-extinguishing water.

  An energization device 23 is provided in the box 20. The tray 21 includes a connecting portion 210 at the rear (FIG. 7). When the power storage device 6 is placed on the tray 21, it is electrically connected to the connection unit 210 via a connector or the like. The tray 21 includes a tray side connection portion 211 connected to the connection portion 210 at the rear portion. The energization device 23 includes a box-side connection unit 230. The box side connection part 230 moves forward and backward by a drive part 231 such as an air cylinder.

  When the tray 21 on which the power storage device 6 is placed is installed in the box 20, the driving unit 231 advances the box side connection unit 230 to connect to the tray side connection unit 211, and after charging is completed, the box side connection The unit 230 is configured to retract and disconnect the tray side connection unit 211. Then, the box-side connection unit 230 and the tray-side connection unit 211 are connected, whereby the power storage device 6 is connected to an external power source (not shown) and is charged. A maintenance opening / closing unit 240 is provided at the rear of the box 20 so that an operator can enter the box 20 and maintain the fire extinguishing device and the like.

  As shown in FIG. 7, the tray 21 includes a pedestal part 212 on which the power storage device 6 is placed. When the tray 21 is transported by the conveyor 5, the pedestal part 212 is guided with its both sides being regulated by the guide parts 51 (FIG. 5). The pedestal part 212 includes a plurality of positioning holes 214 on the lower surface side. The positioning hole 214 is for the tray 21 to be installed at a predetermined position of the box 20. The tray 21 includes a flange portion 213 at the front portion. The flange portion 213 closes the front opening 200 of the box 20 when the tray 21 is stored in the box 20 (FIG. 6).

  The box 20 has a rectangular shape adapted to the storage compartment 2. As shown in FIG. 8, the box 20 includes a front opening 200 on the front surface and a lower surface opening 201 on the lower surface so that the tray 21 and the fork 43 can enter the box 20. The lower surface opening 201 is formed smaller than the tray base 212 and larger than the fork 43 (see the two-dot chain line in FIG. 8).

  Thereby, when the fork 43 stores the tray 21 in the box 20, the fork 43 can be inserted into the lower surface opening 201 and the tray 21 can be placed outside the lower surface opening 201 of the box 20 in this state ( Forking). A plurality of pins 202 are provided on the lower surface of the box 20. The tray 21 can be installed at a predetermined position in the box 20 by inserting the positioning hole 214 of the tray 21 into the pin 202. When the tray 21 is stored in the box 20, the pedestal portion 212 of the tray 21 overlaps the lower surface opening 201 and can be completely sealed.

  The front opening 200 is opened so that the tray 21 on which the power storage device 6 is placed can enter the box 20. By forming the flange portion 213 of the tray 21 to be larger than the front opening portion 200, the flange portion 213 can be overlapped and sealed with the front opening portion 200 when the tray 21 is stored in the box 20 ( FIG. 6).

  As shown in FIG. 7, the width direction 21 b of the tray pedestal portion 212 has a constant width, and movement is restricted by the guide portion 51 of the conveyor 5 so that it can be guided. Further, the flange portion 213 provided on the pedestal portion 212 is larger than the front opening 200, so that the width direction 21 b of the flange portion 213 is larger than the width direction 21 b of the pedestal portion 212. Thereby, the notch parts 215 are formed on both lower sides of the flange part 213.

  Therefore, as shown in FIG. 9, when the tray 21 is stored in the box 20, a gap 204 is formed between the front opening 200 and the notch 215. A pair of shutter portions 203 is provided. The shutter portion 203 is formed of a bent plate and is rotatable via a rotation shaft 203a provided in the box 20 (FIG. 8). Furthermore, the shutter unit 203 includes a pressing unit 203b. When the tray 21 is placed on the lower surface of the box 20, the tray 21 presses the pressing unit 203b and rotates around the rotation shaft 203a. The shutter unit 203 closes the gap 204. Thereby, the front opening 200 is completely sealed by the flange portion 213 and the shutter portion 203 of the tray 21. The shutter unit may be detected by a sensor or the like when the tray 21 is installed at a predetermined position, and may be automatically opened and closed using an actuator.

  By configuring the box 20 and the tray 21 as described above, the air conditioner removes the gas generated in the box 20 or keeps the temperature constant when charging the power storage device 6 stored in the storage section 2. Therefore, charging efficiency can be improved. Furthermore, even if the power storage device 6 is ignited, the fire extinguishing device extinguishes the fire, so there is no need for the operator to extinguish the fire. In addition, since the power storage device 6 is extinguished in a state of being completely sealed in the box 20, fire extinguishing gas or the like is not injected into another normal power storage device 6 and does not have an adverse effect. Moreover, by sealing, fire extinguishing gas required for fire extinguishing can be minimized, and the cost is excellent. Further, the tray 21 accommodated in the box 20 can be easily replaced by the stacker crane 4 and is excellent in maintainability. In particular, when the power storage device is continuously charged, the tact time can be shortened and the production efficiency is improved.

[Second Embodiment]
A second embodiment will be described. In addition, description is abbreviate | omitted about the structure similar to the said embodiment.

  As shown in FIG. 10, the transport device 4 is a stacker crane. In the stacker crane 4, a drive conveyor 43 is provided in a carriage 41. By driving the swivel conveyor 50 and the drive conveyor 43 in a state where the tray 21 is directed in the transport direction 5b (FIG. 4), the tray 21 is transported from the swivel conveyor 50 to the drive conveyor 43 and is transferred to the stacker crane 4. Can move.

  As shown in FIG. 11, when the tray 21 is housed in the box 20, the flange 21 closes the front opening 200 (FIG. 13) of the box 20 and the flange 213 has the front opening 200. It is formed so that it fits closely with no gap.

  The box 20 includes a drive conveyor 25 for allowing the tray 21 to enter and exit from the front opening 200 into the box 20. The tray 21 is conveyed between the box 20 and the stacker crane 4 by driving the drive conveyor 25 of the box 20 and driving the drive conveyor 43 of the stacker crane 4.

  As shown in FIG. 13, the box 20 includes a positioning device 26 that positions the tray 21 at a predetermined position in the box 20. The positioning device 26 includes a positioning tool 260 made of a positioning cone or the like provided at the tip, and a positioning drive device 261 made of an air cylinder or the like that moves the positioning tool 260 forward and backward. Further, as shown in FIG. 12, the tray 21 includes a concave locking portion 262 on the side portion of the pedestal portion 212. The positioning tool 260 is configured to fit into the locking portion 262 and be hooked.

  Thereby, when the sensor detects that the tray 21 is stored in a predetermined position in the box 20, the positioning device 26 is driven, and the positioning driving device 261 moves the positioning tool 260, so that the tray 21 The tray 21 is positioned by engaging with the locking portion 262.

[Third embodiment]
A third embodiment will be described. In addition, description is abbreviate | omitted about the structure similar to the said embodiment.

  As shown in FIG. 14, the transport device 4 is an unmanned forklift. In the unmanned forklift 4, a mast 401 is erected on a vehicle body 400, and a three-way stacking mechanism 402 is provided along the mast 401 so as to be moved up and down by a lift mechanism (not shown). The three-way stacking mechanism 402 is provided with a pair of forks 403, whereby the forks 403 can be shifted in the left-right direction of the vehicle body 400, can turn in the front direction and the left-right direction, and can further be lifted. Thus, it can be moved up and down along the mast 401. The transport device 4 may be a manned forklift.

  As shown in FIG. 15, the tray 21 has a pair of fork insertion holes 216 formed in the pedestal portion 212. The fork insertion hole 216 is formed along the longitudinal direction 21a. The unmanned forklift 4 inserts the fork 403 into the fork insertion hole 216 and conveys the tray 21.

  Accordingly, as shown in FIG. 16, when the tray 21 is put in and out, the box 20 does not need to be provided with an opening or the like on the lower surface, and only the front opening 200 is provided. And when the tray 21 is accommodated in the box 20, the flange part 213 is comprised so that the front surface opening part 200 may be closed.

[Fourth embodiment]
A fourth embodiment will be described. In addition, description is abbreviate | omitted about the structure similar to the said embodiment.

  In the first to third embodiments, the rack 1 is applied to a rack system that charges and discharges the power storage device 6. However, in this embodiment, the power storage device 6 is left for a predetermined period, and no abnormality occurs during that time. Applies to aging equipment to be tested.

  As shown in FIG. 17, the rack 1 includes an air conditioner in the box 20 in order to remove a generated gas while maintaining a constant temperature for each power storage device 6. The air conditioner includes a detector 221 and supply / exhaust pipes 30 and 31 as in the above embodiment. In the aging equipment, since the power storage device 6 does not ignite, the fire extinguishing device (injection nozzle 222) and the energization device 23 are not provided.

DESCRIPTION OF SYMBOLS 1 Rack 2 Compartment storage part 20 Box 200 Front opening part 201 Lower surface opening part 203 Shutter part 204 Crevice 21 Tray 212 Base part 213 Flange part 215 Notch part 221,30,31 Air conditioner 221,222 Fire extinguishing apparatus 23 Current supply apparatus 4 Conveyance Device 43 Fork 5 Conveyor 51 Guide unit 6 Power storage device

Claims (8)

A rack for storing power storage devices in a plurality of storage compartments,
A box that encloses the power storage device provided in each of the storage compartments, a tray on which the power storage device can be placed and stored in the box, and an air conditioner that air-conditions the inside of the box, A rack having a front opening for inserting and removing the tray, the tray having an L shape having a flange portion for closing the front opening of the box when stored in the box.   The rack according to claim 1, further comprising a fire extinguishing device that detects and extinguishes a fire in the box.   The rack according to claim 1 or 2, wherein the tray is formed so that the flange portion overlaps the front opening when stored in the box.   The rack according to claim 1 or 2, wherein the tray is formed so that the flange portion fits snugly into a front opening of the box when stored in the box. The rack according to any one of claims 1 to 3 , wherein the box includes an openable / closable shutter portion that closes a gap formed between the box and the front opening when the tray is stored. .   The rack according to any one of claims 1 to 5, further comprising positioning means for positioning the tray at a predetermined position in the box.   2. The tray includes a tray-side connection portion that electrically connects the power storage device, and the box includes an energization device that can be electrically connected to the tray-side connection portion. The rack in any one of -6.   2. The tray is transported by a fork-type transport device, and the box includes a lower surface opening corresponding to a forking space, and the tray is configured to close the lower surface opening. The rack in any one of -7.

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