JP6759129B2 - Portable power supply device - Google Patents

Description

The present invention relates to a portable portable power supply device that supplies AC power.

An advantage of electric vehicles (including PHEVs) and fuel cell vehicles is that the power output by these vehicles can be used as a power source for general power consuming devices that operate on AC power. As a power supply device that converts DC power supplied from a battery or fuel cell, which is a DC power source, into AC power and supplies AC power to a power consuming device, for example, the one described in Patent Document 1 is known. ..

The power conversion device described in Patent Document 1 includes a substantially rectangular housing that houses an inverter and the like, and a rear storage portion provided at the rear of the housing is a power supply that is connected to an external DC power supply. Plugs and cables are stored, and an outlet that outputs AC power is stored in the front storage section provided at the front of the housing. Further, the rear part of the housing is provided with an openable and closable rear cover that covers the power plug and the cable, and the front part of the housing is provided with an openable and closable front cover that covers the outlet.

JP-A-2016-154404

However, although the above power conversion device can protect the power plug and the outlet from rain or the like by the rear cover and the front cover, when the power plug is taken out, the user moves to the rear of the housing and rear. The cover needs to be opened, and when plugging a power consuming device into an outlet, the user must move to the front of the housing to open the front cover. Therefore, the user needs to move around the power converter when taking out the power plug and inserting the plug into the outlet, which is inconvenient at the time of use.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a portable power feeding device having excellent durability and convenience at the time of use.

In order to solve the above problem, the portable power supply device according to claim 1 has a top surface, a bottom surface, front, rear, left and right side surfaces, and is housed in a trunk box having a storage space inside and the storage space. A power plug connected to an external DC power supply, an inverter housed in the storage space and converting DC power input from the power plug into AC power, and AC power output from the inverter are output. The trunk box is composed of a case having the bottom surface, front, rear, left and right side surfaces, and a lid having the top surface, and the outlet is provided on the front side surface of the case. The lid is configured to rotate with respect to the case around a shaft provided at the rear end of the lid, and the storage space is opened by the rotation of the lid, and the storage space is opened from the storage space. The feature is that the power plug can be taken out.

According to the above configuration, not only the inverter but also the power plug is stored in the storage space inside the trunk box when power is not supplied, so that the power plug is not exposed to the external environment for a long period of time and is a portable power supply device. It can suppress deterioration and support long-term storage. In addition, the user can open the lid and take out the power plug from the trunk box at a position in front of the trunk box at the time of use, and insert the plug of the power consuming device into the outlet. Therefore, the user can perform the work of taking out the power plug and the work of inserting the plug into the outlet without moving around the portable power supply device. As described above, according to the present invention, it is possible to provide a portable power feeding device having excellent durability and convenience at the time of use.

Further, the portable power supply device according to claim 2 is the portable power supply device according to claim 1, wherein the trunk box has a carrying posture in which the top surface and the bottom surface are inclined or upright with respect to a horizontal plane. It is characterized in that it is possible to take a mounting posture in which the bottom surface is mounted on a horizontal plane. According to this configuration, the user can stably perform the power feeding operation by putting the trunk box in the mounting posture, while the trunk box can be easily carried by putting the trunk box in the carrying posture.

Further, the portable power supply device according to claim 3 includes an operation switch operated to control the inverter in the portable power supply device according to claim 1 or 2, and the operation switch is the case. It is characterized in that it is provided on the front side surface, the right side side surface, or the left side surface of the vehicle. According to this configuration, it is possible to provide a portable power supply device that is more convenient than the configuration in which the operation switch is located on the rear side surface of the case.

The portable power supply device according to claim 4 is the portable power supply device according to claim 3, wherein the operation switch is provided on the front side surface. According to this configuration, it is possible to provide a portable power supply device that is more convenient than the configuration in which the operation switch and the outlet are provided on different sides.

The portable power supply device according to claim 5 is the portable power supply device according to any one of claims 1 to 4, and includes a socket into which electric power for controlling the inverter is input. The socket is provided on the front side surface, the right side side surface, or the left side surface of the case. According to this configuration, it is possible to provide a portable power supply device that is more convenient than the configuration in which the socket is on the rear side surface of the case.

The portable power supply device according to claim 6 is a cable that is housed in the storage space in the portable power supply device according to any one of claims 1 to 5 and connects the power plug and the inverter. A cable insertion port through which the cable is inserted when the lid is closed is formed on the right side surface or the left side side surface of the trunk box. According to this configuration, the portable power feeding device can be used with the lid closed. Further, the cable can be easily extended to the rear of the trunk box as compared with the configuration in which the cable insertion port is formed on the front side surface of the trunk box.

The portable power supply device according to claim 7 is the portable power supply device according to any one of claims 1 to 6, wherein the size of the trunk box in the left-right direction is the same as that of the trunk box in the front-rear direction. It is characterized by being large compared to its dimensions.

The portable power supply device according to claim 8 is the portable power supply device according to any one of claims 1 to 7, wherein the trunk box is a caster provided on the bottom surface of the case. The trunk box is provided with a handle that slides in the left-right direction with respect to the case, and the trunk box is characterized in that only the casters are brought into contact with a horizontal surface and the handle can be gripped to carry the trunk box. According to this configuration, the trunk box can be transported without floating from the horizontal plane, and a portable power supply device having excellent convenience during transportation can be provided. When the size of the trunk box in the left-right direction is larger than the size of the trunk box in the front-rear direction, the amount of slide of the handle should be increased as compared with the configuration in which the handle slides in the front-rear direction with respect to the case. It is possible to provide a portable power supply device that is more convenient during transportation.

According to the present invention, it is possible to provide a portable power feeding device having excellent durability and convenience at the time of use.

It is a schematic block diagram of the portable power supply device which concerns on one Embodiment of this invention. It is an external view of the portable power supply device which concerns on one Embodiment of this invention, (A) is the perspective view which shows the state which the trunk box is closed, (B) shows the state which the trunk box is open. It is a perspective view. It is an external view of the portable power supply device which concerns on the same embodiment, (A) is a front view, and (B) is a plan view. It is an external view of the portable power supply device which concerns on the same embodiment, (A) is a right side view, (B) is a left side view. It is an external view of the portable power supply device which concerns on the same embodiment, (A) is a rear view, and (B) is a bottom view. It is a perspective view which shows the usage mode of the portable power feeding device which concerns on this embodiment. It is a schematic diagram which shows the transport mode of the portable power supply device which concerns on the same embodiment.

The portable power feeding device 1 (hereinafter referred to as “power feeding device 1”) of the present invention will be described with reference to the drawings. FIG. 1 is a schematic view of the power feeding device 1, and FIGS. 2 to 5 are external views of the power feeding device 1. The front-back direction X, the left-right direction Y, and the up-down direction Z in the drawing are directions orthogonal to each other, and the up-down direction Z is not limited to the vertical direction.

As shown in FIG. 1, the power supply device 1 includes an input side connector 11, an inverter 12, an output side connector 13, a control power supply connector 14, a control circuit 15, a display unit 16, and an operation switch 17. I have. The power supply device 1 converts the DC power input from the external DC power supply P into AC power, and supplies the AC power to the power consuming device C.

The input side connector 11 is a connector connected to the DC power supply P, and in this embodiment, it is composed of a power supply plug 31 described later. The inverter 12 is a circuit that converts the DC power input from the input side connector 11 into desired AC power. The output-side connector 13 is a connector connected to the power consuming device C, and in this embodiment, it is composed of outlets 41A to 41C described later. The control power supply connector 14 is a connector connected to the DC power supply P, and is composed of a socket 51 described later in the present embodiment.

The control circuit 15 is a circuit that drives the inverter 12 by the electric power input from the control power supply connector 14, and controls the inverter 12 based on the operation of the operation switch 17 by the user. The display unit 16 is configured to display the operation mode of the inverter 12, and in the present embodiment, it is configured by the light emitting elements 45A to 45C described later. The operation switch 17 is operated by a user to control the inverter 12, and in the present embodiment, the operation switch 17 is composed of an operation start switch 43, an operation stop switch 44, a frequency changeover switch 33, and an emergency stop switch 34, which will be described later. There is.

Further, the power feeding device 1 includes a trunk box 20 (see FIG. 2) having a storage space (hereinafter referred to as “storage space S”) inside. The input side connector 11 (power plug 31), the inverter 12, the control circuit 15, and the like are housed in the storage space S. In addition, in FIG. 2 and later, the inverter 12 and the control circuit 15 are not shown because they are provided so as not to be exposed to the outside of the power feeding device 1.

As shown in FIG. 2A, the trunk box 20 is formed so as to be a substantially rectangular parallelepiped, and as shown in FIGS. 3 to 5, the top surface 20A, the bottom surface 20B, and the front, rear, left, and right side surfaces 20C. It has ~ 20F (front side surface 20C, rear side surface 20D, right side side surface 20E, left side side surface 20F). The size of the trunk box 20 in the left-right direction Y is larger than the size of the trunk box 20 in the front-rear direction X, and the size of the trunk box 20 in the front-rear direction X is larger than the size of the trunk box 20 in the vertical direction Z.

The trunk box 20 can take a mounting posture in which the bottom surface 20B is mounted on a horizontal surface. In the mounting posture, the trunk box 20 has a case 21 having a bottom surface 20B and front / rear / left / right side surfaces 20C to 20F and opening upward, and a lid 22 having a top surface 20A and covering the storage space S from above. It is composed of and. The lid 22 is configured to rotate with respect to the case 21 about a shaft A1 provided at the rear end of the lid 22.

As shown in FIG. 2B, the storage space S houses the power plug 31 and the cable 32, and is provided with the frequency changeover switch 33 and the emergency stop switch 34. By rotating the lid 22 around the shaft A1, the storage space S is opened, the power plug 31 can be taken out from the storage space S, and the switches 33 and 34 can be operated.

The power plug 31 is an input side connector 11 connected to a battery connector (not shown) provided in an electric vehicle or a fuel cell vehicle, and is connected to a battery which is a DC power source P by being connected to the battery connector. To. The cable 32 is a flexible electric wire that connects the power plug 31 and the inverter 12.

The frequency changeover switch 33 is a rocker switch for selecting the frequency of AC power. By operating the frequency changeover switch 33, the control circuit 15 changes the frequency of the electric power generated by the inverter 12 from one of 60 Hz and 50 Hz to the other.

The emergency stop switch 34 is a push button switch for stopping power conversion and output. When the emergency stop switch 34 is operated, the control circuit 15 stops the power conversion in the inverter 12.

As shown in FIG. 3A, the front side surface 20C has outlets 41A to 41C, an outlet cover 42, an operation start switch 43, an operation stop switch 44, light emitting elements 45A to 45C, and a vent with a louver. A 46, hooks 47A and 47B, and a handle 48 are provided.

The outlets 41A to 41C are receptacles that output electric power. The outlets 41A to 41C are output-side connectors 13 to which the power plug (not shown) of the power consuming device C is connected, respectively, and output (converted) AC power output (converted) from the inverter 12.

The outlet cover 42 covers the outlets 41A to 41C. The outlet cover 42 rotates around the shaft A2 in the drawing to open, so that the plug of the power consuming device C can be connected to the outlets 41A to 41C. Further, by closing the outlet cover 42, the outlets 41A to 41C are configured to be protected from wind and rain. FIG. 2A shows a state in which the outlet cover 42 is closed, and FIG. 2B shows a state in which the outlet cover 42 is open. A space is formed between the lower end of the outlet cover 42 and the front side surface 20C, and even when the plug of the power consuming device C is inserted into the outlets 41A to 41C, the power consumption is consumed with the outlets 41A to 41C. The connection portion of the device C with the plug is covered from above by the outlet cover 42, and the outlets 41A to 41C are configured to be protected from wind and rain.

The operation start switch 43 is a push button switch for starting the power conversion and output, and the operation stop switch 44 is a push button switch for stopping the power conversion and output. When the operation start switch 43 is operated, the control circuit 15 starts the power conversion in the inverter 12, and when the operation stop switch 44 is operated, the control circuit 15 stops the power conversion in the inverter 12. Let me.

The light emitting elements 45A to 45C are power indicators. The light emitting elements 45A to 45C are display units 16 that display the operation modes of the outlets 41A to 41C by light emission. For example, when the outlet 41A outputs electric power, the light emitting element 45A lights up and the outlet When the 41A does not output power, the light emitting element 45A is turned off.

The vent 46 communicates the storage space S with the external space. In the present embodiment, the ventilation port 46 is an intake port, and is configured so that air is sucked into the trunk box 20 from the ventilation port 46 by a cooling fan (not shown) provided inside the trunk box 20. ing.

The hooks 47A and 47B are locking mechanisms that connect the front end of the case 21 and the front end of the lid 22. When the lid 22 is opened, the locks by the hooks 47A and 47B are released. The handle 48 is configured to be rotatable about the axis A3 in the drawing, and the user can change the direction, lift, or move the trunk box 20 by grasping the handle 48.

As shown in FIG. 3B, hooks 47A and 47B are provided at the front end of the lid 22, hooks 52 are provided at the right end of the lid 22, and hooks 62 are provided at the left end of the lid 22. ing. Further, hinges 71A and 71B including the shaft A1 are provided at the rear end of the lid 22.

As shown in FIG. 4A, the right side surface 20E is provided with a socket 51, a hook 52, and a handle 53.

The socket 51 is a receptacle into which electric power for controlling the inverter 12 is input. The socket 51 is a control power supply connector 14 connected to a cigar socket (not shown) provided in an electric vehicle or a fuel cell vehicle via a control power cable (not shown), and is connected to the cigar socket. By doing so, it is connected to the battery which is the DC power source P. A connector cover (not shown) for protecting from wind or the like is fitted in the socket 51.

The hook 52 is a locking mechanism that connects the right end of the case 21 and the right end of the lid 22. When the lid 22 is opened, the lock by the hook 52 is released. The handle 53 is configured to be rotatable about the axis A4 in the drawing, and the user can change the direction, lift, or move the trunk box 20 by grasping the handle 53.

As shown in FIG. 4B, a cable insertion port 61, a hook 62, and a handle 63 are provided on the left side surface 20F.

The cable insertion port 61 is an opening through which the cable 32 is inserted when the lid 22 is closed while the power feeding device 1 is in use. When the power feeding device 1 is not in use, the cable insertion port 61 is provided with an opening shielding plate 61a at the cable insertion port 61 in order to prevent foreign matter from entering the storage space S from the outside. When the power feeding device 1 is used, an opening forming plate 61b (see FIG. 6) that fits on the outer circumference of the cable 32 is provided in the cable insertion port 61.

The hook 62 is a locking mechanism that connects the left end of the case 21 and the left end of the lid 22. When the lid 22 is opened, the lock by the hook 62 is released. The handle 63 is configured to be rotatable about the axis A5 in the drawing, and the user can change the direction, lift, or move the trunk box 20 by grasping the handle 63.

As shown in FIG. 5A, the rear side surface 20D is provided with hinges 71A and 71B and a vent 72 with a louver.

The hinges 71A and 71B connect the rear end portion of the case 21 and the rear end portion of the lid 22 so that the lid 22 rotates about the shaft A1 extending in the left-right direction Y. The lid 22 can be rotated by disconnecting all the connections between the case 21 and the lid 22 by the hooks 47A, 47B, 52, 62.

The vent 72 communicates the storage space S with the external space. In the present embodiment, the vent 72 is an exhaust port, and air is discharged from the vent 72 to the outside of the trunk box 20 by a cooling fan (not shown) provided inside the trunk box 20. ing.

As shown in FIG. 5B, casters 81A and 81B and a handle 82 are provided on the bottom surface 20B.

The casters 81A and 81B are wheels rotatably provided at the left end of the case 21. When the right end of the trunk box 20 is lifted and the top surface 20A and the bottom surface 20B are tilted with respect to the horizontal plane, only the casters 81A and 81B of the components of the trunk box 20 can be brought into contact with the horizontal plane. ing.

The handle 82 is configured to be slidable in the left-right direction Y with respect to the case 21. When the power feeding device 1 is not transported, the handle 82 is housed in the lower end of the trunk box 20 so as not to protrude to the right from the right side surface 20E, and when the power feeding device 1 is transported, the handle 82 slides to the right. It is configured to project to the right from the right side surface 20E.

FIG. 6 illustrates a usage mode of the power feeding device 1, and FIG. 7 illustrates a transportation mode of the power feeding device 1. In the drawings, the arrow H in the drawing indicates the horizontal direction, and the arrow V in the drawing indicates the vertical direction.

As shown in FIG. 6, when the power feeding device 1 is used, the trunk box 20 takes a mounting posture in which the bottom surface 20B is mounted on a horizontal plane. When the trunk box 20 takes the mounting posture, the preparatory work for using the power supply device 1 (the work of taking out the power plug 31 from the storage space S, the work of inserting the outlets 41A to 41C, the plug of the power consuming device, and the socket 51). The work of inserting the control power cable into the space) is possible. Further, when the power feeding device 1 is used, the cable 32 is inserted into the cable insertion port 61, so that the lid 22 is closed while the power plug 31 is connected to the external DC power supply P.

Further, as shown in FIG. 7, when the power feeding device 1 is transported, the trunk box 20 takes a transport posture in which the top surface 20A and the bottom surface 20B are inclined with respect to the horizontal plane. When the trunk box 20 takes a carrying posture, only the casters 81A and 81B are in contact with the horizontal plane.

According to this embodiment, the following effects are obtained.
(1) Not only is the inverter 12 housed in the storage space S, but the power plug 31 and the like are housed in the storage space S when power is not supplied, so that the power plug 31 is not exposed to the external environment for a long period of time. It is possible to suppress deterioration of the power feeding device 1 and support long-term storage. Further, the user performs the work of opening the lid 22 and taking out the power plug 31 from the trunk box 20 and the work of inserting the plug of the power consumption device C into the outlets 41A to 41C at the position in front of the trunk box 20 at the time of use. be able to. Therefore, the user can perform the work of taking out the power plug 31 and the work of inserting the plug into the outlets 41A to 41C without moving around the power feeding device 1. As described above, according to the present invention, it is possible to provide the power feeding device 1 having excellent durability and convenience at the time of use.

(2) The trunk box 20 can take a carrying posture in which the top surface 20A and the bottom surface 20B are inclined with respect to the horizontal plane and a mounting posture in which the bottom surface 20B is placed on the horizontal plane. Therefore, the user can stably perform the power feeding operation by putting the trunk box 20 in the mounting posture, while the trunk box 20 can be easily carried by putting the trunk box 20 in the carrying posture.

(3) The operation start switch 43 and the operation stop switch 44 are provided on the front side surface 20C of the case 21. Therefore, it is possible to provide the power feeding device 1 which is more convenient than the configuration in which the operation switch is located on the rear side surface 20D of the case 21. Further, since the switches 43 and 44 are provided on the front side surface 20C where the outlets 41A to 41C are provided, compared with the configuration in which the switches 43 and 44 and the outlets 41A to 41C are provided on different side surfaces. Therefore, it is possible to provide a power supply device 1 that is more convenient.

(4) The socket 51 is provided on the right side surface 20E of the case 21. Therefore, it is possible to provide the power feeding device 1 which is more convenient than the configuration in which the socket 51 is located on the rear side surface 20D of the case 21.

(5) A cable insertion port 61 through which the cable 32 is inserted when the lid 22 is closed is formed on the left side surface 20F of the trunk box 20. Therefore, the power feeding device 1 can be used with the lid 22 closed. Further, the cable 32 can be easily extended to the rear of the trunk box 20 as compared with the configuration in which the cable insertion port 61 is formed on the front side surface 20C.

(6) The size of the trunk box 20 in the front-rear direction X is smaller than the size of the trunk box 20 in the left-right direction Y. Vents 46 and 72 that communicate the storage space S and the external space are formed on the front side surface 20C and the rear side surface 20D of the case 21. Therefore, the flow path of the cooling air from one vent 46 to the other vent 72 is short, and the cooling efficiency can be improved.

(7) The trunk box 20 includes casters 81A and 81B provided on the bottom surface 20B and a handle 82 that slides in the left-right direction Y with respect to the case 21, and the trunk box 20 has only casters 81A and 81B in a carrying posture. Is brought into contact with the horizontal plane, and the handle 82 is gripped so that it can be transported. Therefore, the trunk box 20 can be transported without floating from the horizontal plane, and the power supply device 1 having excellent convenience during transportation can be provided. Further, when the size of the trunk box 20 in the left-right direction Y is larger than the size of the trunk box 20 in the front-rear direction X, the handle 82 is slid in the front-rear direction X with respect to the case 21. The slide amount of 82 can be increased, and the power feeding device 1 which is more convenient at the time of transportation can be provided.

(8) The emergency stop switch 34 is housed in the storage space S. Therefore, even if the operation stop switch 44 fails due to exposure to the external environment, the power conversion in the inverter 12 can be stopped by operating the emergency stop switch 34.

(9) The vent 46 is configured as an intake port, and the vent 72 is configured as an exhaust port. Therefore, it is possible to prevent the warm air exhausted from the trunk box 20 from being blown to a user who is located in front of the trunk box 20 and has a high probability.

(10) Handles 48, 53, 63 are provided on each side surface 20C, 20E, 20F. Therefore, in a terrain where it is difficult to carry the casters 81A and 81B to the ground, the user can lift the trunk box 20 by grasping any of the handles 48, 53, 63 (top surface with respect to the horizontal plane). It is also possible to carry the vehicle in an upright position (with the 20A and the bottom surface 20B upright). Of course, the user can also grasp and carry a plurality of handles among the handles 48, 53, 63.

The present invention is not limited to the above embodiment, and the above configuration can be changed as appropriate. For example, the above embodiment may be modified as follows, or the following modifications may be combined and implemented.

A configuration in which the cable insertion port 61 is provided on the right side side surface 20E can also be adopted, and the effect of (5) above can be obtained even in this configuration. Further, the switches 43 and 44 may be provided on the front, rear, left and right side surfaces 20C to 20F of the case 21 other than the front side surface 20C. However, from the viewpoint of user convenience, it is preferable to provide the switches 43 and 44 on the front side surface 20C of the case 21 in the same manner as the outlets 41A to 41C. Similarly, the socket 51 may be provided on a side surface other than the right side surface 20E of the front, rear, left and right side surfaces 20C to 20F of the case 21.

The number of outlets 41A to 41C may be changed according to the capacity of the inverter 12. Further, the display unit 16 may be configured by a display capable of displaying characters and figures. Further, the operation switch 17 may be configured by a switch other than the push button switch.

When the top surface 20A and the bottom surface 20B are upright with respect to the horizontal plane, only the casters 81A and 81B may be configured to come into contact with the horizontal plane. That is, the trunk box 20 may take a carrying posture in which the top surface 20A and the bottom surface 20B are upright with respect to the horizontal plane. In this case, four casters may be arranged on the left side surface 20F in order to facilitate transportation in a state where the top surface 20A and the bottom surface 20B are upright with respect to the horizontal plane.

In the above embodiment, the vent 46 (intake port) is provided on the front side surface 20C and the vent 72 (exhaust port) is provided on the rear side surface 20D, but the output of the inverter 12 stored in the storage space S is large. Depending on the situation (the volume of the inverter 12 in the storage space S increases as the output increases), the vents 46 and 72 may be provided on the other side surface of the case 21. Further, the number of intake ports and exhaust ports is not limited to one, and a plurality of intake ports and exhaust ports may be provided. In this case, each of the intake port and the exhaust port can be formed on a plurality of surfaces of the case 21. For example, intake ports can be provided on the bottom surface 20B and the left side surface 20F of the case 21, and exhaust ports can be provided on the front side surface 20C and the rear side surface 20D of the case 21.

1 Portable power supply device 12 Inverter 20 Trunk box 20A Top surface 20B Bottom surface 20C Front side side 20D Rear side side 20E Right side side 20F Left side side 21 Case 22 Lid 31 Power plug 32 Cable 41A to 41C Outlet 43 Operation start switch (operation switch)
44 Operation stop switch (operation switch)
46 Ventilation port 51 Socket 72 Ventilation port 81A, 81B Caster 82 Handle S Storage space X Front-back direction Y Left-right direction Z Up-down direction

Claims (8)

A trunk box that has a top surface, a bottom surface, front, rear, left, and right sides, and has a storage space inside.
A power plug that is stored in the storage space and connected to an external DC power supply,
An inverter that is stored in the storage space and converts DC power input from the power plug into AC power.
It is equipped with an outlet that outputs AC power output from the inverter.
The trunk box is composed of a case having the bottom surface, front, rear, left and right side surfaces, and a lid having the top surface.
The outlet is provided on the front side surface of the case.
The lid is configured to rotate with respect to the case about a shaft provided at the rear end of the lid.
A portable power supply device characterized in that the storage space is opened by rotation of the lid, and the power plug can be taken out from the storage space. The trunk box is characterized in that it can take a carrying posture in which the top surface and the bottom surface are inclined or upright with respect to a horizontal plane, and a mounting posture in which the bottom surface is placed on a horizontal plane. The portable power supply device according to claim 1. It is equipped with an operation switch operated to control the inverter.
The portable power supply device according to claim 1 or 2, wherein the operation switch is provided on the front side surface, the right side side surface, or the left side surface of the case. The portable power supply device according to claim 3, wherein the operation switch is provided on the front side surface. It is equipped with a socket into which electric power for controlling the inverter is input.
The portable power supply device according to any one of claims 1 to 4, wherein the socket is provided on the front side surface, the right side side surface, or the left side surface of the case. It is housed in the storage space and is provided with a cable that connects the power plug and the inverter.
The invention according to any one of claims 1 to 5, wherein a cable insertion port through which the cable is inserted when the lid is closed is formed on the right side surface or the left side surface of the trunk box. Portable power supply device. The portable power supply device according to any one of claims 1 to 6, wherein the size of the trunk box in the left-right direction is larger than the size of the trunk box in the front-rear direction. The trunk box includes casters provided on the bottom surface of the case and handles that slide in the left-right direction with respect to the case.
The portable power supply device according to any one of claims 1 to 7, wherein the trunk box can be transported by bringing only the casters into contact with a horizontal plane and gripping the handle.

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