TWI752300B - Charger for portable battery - Google Patents

Abstract

A charger for portable battery includes a stage (8) on which a portable battery (45) used for an electric vehicle can be placed, a terminal unit (9) provided at a position on a side opposite to a position at which the battery 45 is placed on the stage (8) in a state in which the battery (45) is not placed on the stage (8), and a protective unit (12) which protects the terminal unit (9) in a state in which the battery (45) is not placed on the stage (8), wherein a terminal opening (80) which opens at a position corresponding to the terminal unit (9) is provided on the stage (8), the protective unit (12) covers the terminal opening (80) in a state in which the battery (45) is not placed on the stage (8), and when the battery (45) is placed on the stage (8), the protective unit (12) moves in conjunction with the stage (8) to expose the terminal opening (80).

Description

Portable battery charger

The present invention relates to a portable battery charger.

The present invention claims priority based on Japanese Patent Application No. 2018-044464 for which it applied in Japan on March 12, 2018, the content of which is incorporated herein by reference.

As a conventional charger for charging a battery used in an electric vehicle, for example, there is one disclosed in Patent Document 1. Patent Document 1 discloses a portable power supply device including a battery for supplying operating power to electrical equipment, and a charger for detachably attaching the battery and charging the battery.

[Prior Art Literature] [Patent Literature]

[Patent Document 1] Japanese Patent Laid-Open No. 2013-99200

However, in the charger described in Patent Document 1, the terminals of the charger are always exposed when the battery is not attached to the charger, so foreign matter such as dust adheres to the terminals of the charger, which may cause problems for charging. There is a high possibility that an impact due to a falling object or the like is applied to the terminal portion of the device.

Therefore, the object of the present invention is to protect the terminal portion of the portable battery charger.

As means for solving the above-mentioned problems, aspects of the present invention have the following configurations.

(1) The portable battery charger according to the aspect of the present invention includes: a mounting table (8) on which a portable battery (45) used in an electric vehicle can be mounted; and a terminal portion (9) , which is arranged at a position opposite to the position on which the battery 45 is mounted with respect to the mounting table (8) in a state where the battery (45) is not placed on the mounting table (8). and a protection portion (12), which protects the terminal portion (9) when the battery (45) is not placed on the mounting table (8); A terminal opening (80) opened at a portion corresponding to the terminal portion (9), and the protection portion (12) covers the terminal opening (80) when the battery (45) is not placed on the mounting table (8). ), and when the battery (45) is placed on the mounting table (8), it moves in conjunction with the mounting table (8), thereby exposing the terminal opening (80).

(2) The portable battery charger according to the above (1), wherein the mounting table (8) can be moved up and down, and the terminal part (9) can be connected to the battery (45) without the battery (45). In the state arrange|positioned on the said mounting table (8), it is arrange|positioned below the said mounting table (8).

(3) The charger for a portable battery according to (1) or (2) above, wherein the protection part (12) may be wound around the setting surface (FL) on which the charger (1) is arranged. The axis extending in the first direction parallel to the first direction or in the second direction intersecting with the first direction is rotated.

(4) The portable battery charger according to the above (3), wherein when the battery (45) is placed on the mounting table (8), the mounting table (8) may be moved to and the charger for the portable battery is further provided with a fixing portion (68), the fixing portion (68) is arranged on the above-mentioned charger (1), and is accompanied by the downward movement of the above-mentioned placing table (8) The protection part (12) is in contact with the protection part (12), and the protection part (12) is in contact with the fixing part (68) along with the downward movement of the mounting table (8), thereby rotating around the axis.

(5) The charger for a portable battery according to any one of the above (1) to (4), wherein the protection part (12) may also be provided with: a protection part body (120), which is not Covering the terminal opening (80) in the state where the battery (45) is placed on the mounting table (8); the terminal part (9); and each of the pair of leg parts (121) is provided with a rotation center (C1) of the protection part (12), and the protection part (12) is formed so as to be capable of charging toward the above-mentioned The inner side of the device (1) rotates.

(6) The charger for a portable battery according to the above (5), wherein the leg portion (121) may be provided with an extension portion (127) extending toward the outside of the charger (1), and the above The protection part (12) rotates toward the inside of the charger (1) by the extension part (127) in contact with the fixing part (68) provided on the charger (1).

(7) The portable battery charger according to any one of the above (1) to (6), wherein the mounting table (8) may also be provided with an internal communication with the charger (1). The communication opening (81) of the portable battery is further provided with a cover (85), the cover (85) covers the communication opening (81), and is detachably installed on the mounting table (85). 8).

(8) The charger for the portable battery according to the above (7), wherein the protection part (12) may also be provided with a protection part body (120), and the protection part body (120) is not connected to the protection part body (120). The battery (45) covers the terminal opening (80) in a state where the battery (45) is placed on the mounting table (8), and a frame-shaped extension (123) is provided on the protection part main body (120), and the frame-shaped extension (123) is The battery ( 45 ) extends outward from the protector body ( 120 ) in a state where the battery ( 45 ) is not placed on the mounting table ( 8 ), and is formed in a frame shape along the outer periphery of the protector body ( 120 ).

According to the portable battery charger of (1) of the present invention, the mounting table is provided with a terminal opening opened at a portion corresponding to the terminal portion, whereby the battery and the terminal portion can be connected through the terminal opening. In addition, the protective portion covers the terminal opening in a state where the battery is not placed on the mounting table, whereby the protective portion can prevent foreign matter from adhering to the terminal portion or applying an impact to the terminal portion. In addition, when the battery is mounted on the mounting table, the protective portion is moved in conjunction with the mounting table to expose the terminal opening, whereby the battery can be fitted to the terminal portion without any special operation. Therefore, the terminal portion can be protected.

According to the portable battery charger of the above-mentioned (2) of the present invention, the mounting table is movable in the vertical direction, and the terminal portion is arranged under the mounting table in a state where the battery is not arranged on the mounting table. The following effects. Even when the battery is placed on the mounting table from above, it is possible to prevent impact from being applied to the terminal portion. In addition, even in a state where the battery is not placed, the protection portion can prevent foreign matter from adhering to the terminal portion or applying an impact to the terminal portion.

According to the portable battery charger of the above (3) of the present invention, the protection portion can extend around the first direction parallel to the installation surface on which the charger is installed, or in the second direction intersecting with the first direction The shaft rotates around the shaft, whereby the terminal portion can be protected by a simple structure utilizing the rotation around the shaft.

According to the portable battery charger of the above (4) of the present invention, when the battery is placed on the mounting table, the mounting table is moved downward, and the portable battery charger is further provided with a fixing portion, The fixed portion is provided on the charger, and is in contact with the protection portion with the downward movement of the mounting table, and the protective portion is in contact with the fixed portion with the downward movement of the mounting table, thereby rotating around the axis. The following effects are exhibited. The protective portion is rotated around the axis only by placing the battery on the mounting table, so that the protective portion can be automatically removed from the terminal opening.

According to the portable battery charger of the above-mentioned (5) of the present invention, the protective portion includes: a protective portion body that covers the terminal opening when the battery is not placed on the mounting table; and a pair of leg portions, They are arranged to extend from the body of the protection part and sandwich the terminal part; and each of the pair of feet is provided with a rotation center of the protection part, and the protection part is formed to be rotatable toward the inner side of the charger, so the following functions are used: Effect. Only by placing the battery on the mounting table, the protective portion is rotated toward the inner side of the charger, so that the protective portion can be automatically removed from the terminal opening. In addition, the rotation center of the protection portion is provided on each of the pair of leg portions, whereby the protection portion can be rotated more stably around the axis than in a configuration in which the rotation center of the protection portion is provided only in one leg portion. In addition, since the protective portion is formed to be rotatable toward the inside of the charger, the interior of the charger can be used as a rotation space for the protective portion. Therefore, compared with the configuration in which the protective portion is formed to be rotatable toward the outside of the charger, the The miniaturization of the charger.

According to the portable battery charger of the above (6) of the present invention, the leg portion is provided with an extension portion extending toward the outer side of the charger, and the protection portion is in contact with the fixed portion provided on the charger through the extension portion. The part rotates toward the inside of the charger, so the following effects are exhibited. The terminal portion can be protected by a simple structure utilizing the contact between the extension portion from the leg portion and the fixed portion.

According to the above-mentioned (7) of the present invention, the portable battery charger is provided with a communication opening that communicates with the interior of the charger, and the portable battery charger is further provided with a cover, and the cover system Since it covers the communication opening and is detachably attached to the mounting table, the following effects are exhibited. By removing the cover from the mounting table, the interior of the charger can be accessed through the communication opening. Therefore, even when foreign matter such as dust enters the interior of the charger, the foreign matter can be removed through the communication opening.

According to the portable battery charger of the above (8) of the present invention, the protective portion includes a protective portion main body, and the protective portion main body covers the terminal opening when the battery is not placed on the mounting table, so as to protect the The main body is provided with a frame-shaped extension portion, which extends outward from the main body of the protection portion when the battery is not placed on the mounting table, and is formed in a frame shape along the outer periphery of the main body of the protection portion, so that the The following effects. Foreign matter such as dust adhering to the protective part can be kept in the inner area of the frame-shaped extension part. That is, the protection part can be made to function as a tray for foreign objects. In addition, when the protection portion rotates toward the inner side of the charger, even if foreign matter adheres to the inner region of the frame-shaped extension portion, the foreign matter can be prevented from falling in an unintended direction. That is, the foreign matter adhering to the inner region of the frame-shaped extension portion can be dropped toward the inner side of the charger. Therefore, when the communication opening communicated with the inside of the charger is provided, the foreign matter falling toward the inside of the charger can be easily removed through the communication opening.

1‧‧‧Charger

2‧‧‧Abutment (bottom of charger)

3‧‧‧Exterior body (side wall)

4‧‧‧Shell components

6‧‧‧Battery room

7. 7A‧‧‧Substrate room

8‧‧‧Place

8a‧‧‧front

8b‧‧‧behind

8c‧‧‧Left

8d‧‧‧right

9‧‧‧Terminal

10‧‧‧Buffer mechanism

11‧‧‧Guiding Mechanism

12, 12A, 212‧‧‧Protection Department

20‧‧‧Abutment body

21‧‧‧foot

22‧‧‧Abutment flange

23‧‧‧Recess

24‧‧‧Drain

27‧‧‧Power plug

28‧‧‧Cooling fan

31‧‧‧Front Wall

32‧‧‧Rear Wall

33‧‧‧Left Wall

34‧‧‧Right Wall

35‧‧‧Recess (Trapezoid Recess)

38‧‧‧Inlet port

39‧‧‧Battery opening (opening part)

39a‧‧‧Front edge

39b‧‧‧ trailing edge

39c‧‧‧Left edge

39d‧‧‧Right edge

40‧‧‧Enclosure body

41‧‧‧Shell side flange

45‧‧‧battery

45a‧‧‧front

45b‧‧‧behind

45c‧‧‧Left

45d‧‧‧right

46‧‧‧Grip

47‧‧‧Maximum protruding end (the most protruding part)

50‧‧‧Frame

51‧‧‧The first plate

52‧‧‧Second plate in plate shape

53‧‧‧Connection Pillar

55‧‧‧First board link

60‧‧‧Battery compartment bottom wall

61‧‧‧Sidewall of battery compartment

62‧‧‧Battery compartment flange (flange part)

65‧‧‧Drain pipe

66‧‧‧Drain connection

68‧‧‧Fixing part

70‧‧‧Bottom wall of substrate chamber

71, 72‧‧‧Control substrate (substrate)

73‧‧‧Spacers

80‧‧‧Terminal opening

81‧‧‧Connecting openings

82‧‧‧Drainage recess

83‧‧‧Drainage holes

85‧‧‧Cover

86‧‧‧Cover body

87‧‧‧Lid extension

88‧‧‧Through Hole

90‧‧‧Mounting table support

91‧‧‧Left and right outer extensions

92‧‧‧First lower extension

93‧‧‧Second lower extension

94‧‧‧Front lower extension

96‧‧‧Terminal support plate

98‧‧‧First locking protrusion

99‧‧‧Lower right extension

100‧‧‧Piston rod

101‧‧‧Cylinder-shaped cylinder

110‧‧‧Slider

111‧‧‧Track

120‧‧‧Main body of protection part

121‧‧‧Foot(Protection of feet)

122‧‧‧Empowering Components

123‧‧‧Frame extension

125‧‧‧First extension

126‧‧‧Second extension

127‧‧‧Extension Department

128‧‧‧Second locking protrusion

130‧‧‧LED substrate

131‧‧‧LED Components

132‧‧‧Fixing components

209‧‧‧Peripheral parts of the mounting table

210‧‧‧Slider

211‧‧‧Rod upper support

212‧‧‧Frame Wall

220‧‧‧Lower extension wall

230‧‧‧Sliding mechanism

231‧‧‧Main body support

232‧‧‧First axis

233‧‧‧arm

234‧‧‧Second axis

235‧‧‧Arm Energizing Components

236‧‧‧Guide Plate

237‧‧‧Slit

250‧‧‧Substrate chamber upper wall

251‧‧‧Flange wall

255‧‧‧Foreign object receiving area

256‧‧‧Circular wall

310‧‧‧Upright part

315‧‧‧Guiding member

316‧‧‧Bending

317‧‧‧Straight Section

320‧‧‧Protective part body

321‧‧‧Foot protection

322‧‧‧Empowering Components

323‧‧‧Frame Extension

325‧‧‧First extension

326‧‧‧Second extension

327‧‧‧Extension Department

328‧‧‧Locking recess

329‧‧‧Guiding recess

C1‧‧‧Rotation center of protection part

CL‧‧‧Central axis

F1‧‧‧arrow

FL‧‧‧ground (installation surface)

FR‧‧‧Front

LH‧‧‧Left

P1‧‧‧Central location

P2‧‧‧Centre of Gravity

R1‧‧‧Rotation direction

R2‧‧‧Direction of movement

S1‧‧‧Sliding direction

UP‧‧‧Top

FIG. 1 is a perspective view of a charger according to an embodiment.

FIG. 2 is a top view of the charger according to the embodiment.

FIG. 3 is a bottom view of the charger according to the embodiment.

FIG. 4 is a front view of the charger according to the embodiment.

FIG. 5 is a diagram including the V-V section of FIG. 2 .

FIG. 6 is a perspective view of the interior of the charger according to the embodiment.

FIG. 7 is a view of removing the cover body and the connecting column in FIG. 6 .

Fig. 8 is a perspective view of the peripheral portion of the discharge pipe according to the embodiment.

FIG. 9 is a plan view showing the charger according to the embodiment together with the battery.

FIG. 10 is a rear view showing the charger according to the embodiment together with the battery.

FIG. 11 is an explanatory view of the arrangement position of the terminal part of the embodiment.

FIG. 12 is a perspective view showing the protective part and the terminal part of the embodiment.

Fig. 13 is a perspective view of the protection part of the embodiment.

Fig. 14 is a perspective view of a protection part of a modification of the embodiment.

Fig. 15 is a perspective view of a protection portion of a modification of the embodiment.

Fig. 16 is a right side view showing the operation of the protection part in the modification of the embodiment.

17 is a perspective view of the internal structure of a charger according to a modification of the embodiment.

FIG. 18 is a perspective view showing a state in which the mounting table according to the modification of the embodiment is positioned at the uppermost position.

FIG. 19 is a perspective view showing a state in which the mounting table according to the modification of the embodiment is moved to the lowest position.

Fig. 20 is a left side view showing the operation of the protection part in the modification of the embodiment.

Fig. 21 is a perspective view of a protection part of a modification of the embodiment.

22 is a perspective view of a bottom wall of a battery chamber according to a modification of the embodiment.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. In each drawing, the same symbols are attached to the same components. In the embodiment, as an example of the portable battery charger, a portable battery (mobile battery) charger used in an electric two-wheeled locomotive (straddle-type electric vehicle) will be described. In embodiment, the installation surface of the charger (henceforth abbreviated as "charger") in which the portable battery (henceforth abbreviated as "battery") is installed is set as the indoor flat floor.

<Charger 1>

As shown in FIG. 1, the charger 1 is provided with: a base 2, which constitutes the bottom of the charger 1; an outer body 3, which constitutes a side wall of the charger 1; 45 (refer to FIG. 10 ) opening part 39 (hereinafter also referred to as “battery opening 39”); frame 5 (refer to FIG. 6 ), which constitutes the skeleton of charger 1; battery compartment 6 (refer to FIG. 5 ), The battery 45 is placed there; the substrate chamber 7 (see FIG. 5 ), which accommodates the substrate for controlling the charging of the battery 45 ; the mounting table 8 , which can place the battery 45 ; the terminal part 9 (see FIG. 5 ), which can Fitted to the battery 45; the buffer mechanism 10 (see FIG. 6 ) that suppresses the fitting speed of the battery 45 to the terminal portion 9 ; the guide mechanism 11 (see FIG. 6 ) that guides the mounting table 8 ; and the protection portion 12 ( 12 ), it protects the terminal portion 9 .

In the following description, the depth direction when the charger 1 is installed on the floor FL (the direction orthogonal to the paper surface shown in FIG. 4 ) is referred to as the “front-back direction”, and the normal direction of the floor FL (the vertical direction) ) is referred to as the "up-down direction", and the direction orthogonal to each of the front-rear direction and the up-down direction is referred to as the "left-right direction". In the drawing, the arrow FR indicates the front, the arrow UP indicates the upper direction, and the arrow LH indicates the left.

<Abutment 2>

In the bottom view of FIG. 3, the base 2 is formed in the rectangular shape which has long sides in the left-right direction. The four corners of the base 2 are formed in arc shapes protruding outward. As shown in FIG. 5 , the base 2 is provided with: a base body 20 supporting the components of the charger 1 from below; legs 21 extending from the four corners of the base body 20 toward the ground; and base flanges 22 , which extends upward from the four sides of the base body 20 . In FIG. 3 , reference numeral 27 denotes a power plug, and reference numeral 28 denotes a cooling fan.

As shown in FIG. 5, the base 2 is provided with the recessed part 23 which forms a clearance gap with the floor surface FL. In the cross-sectional view of FIG. 5 , the concave portion 23 is formed by the lower surface of the base body 20 and the outer surfaces of the pair of leg portions 21 . In the recessed part 23, the drain port 24 (refer FIG. 3) which communicates with the drain pipe 65 (refer FIG. 8) is provided.

<Exterior body 3>

As seen before FIG. 4 , the exterior body 3 is formed into a trapezoid shape whose lower side is shorter than the upper side. The exterior body 3 is formed as a rectangular canopy extending in the up-down direction so that the opening area becomes larger toward the upper side. The lower end of the outer casing 3 is connected to the base 2 .

As shown in FIG. 3 , the left and right widths of the exterior body 3 are larger than the front and rear widths of the exterior body 3 . The exterior body 3 includes a front wall 31 , a rear wall 32 , a left wall 33 and a right wall 34 . The front wall 31 and the rear wall 32 face each other with an interval in the front-rear direction. The left wall 33 and the right wall 34 face each other with an interval in the left-right direction. The front wall 31, the rear wall 32, the left wall 33, and the right wall 34 are connected to the adjacent walls. The front wall 31, the rear wall 32, the left wall 33, and the right wall 34 are integrally formed by the same member. In the bottom view of FIG. 3 , the connecting portions of the front and rear walls 31 , 32 and the left and right walls 33 , 34 are formed in an arc shape that protrudes outward.

As shown in FIG. 4, in the lower part of the exterior body 3, the trapezoid-shaped recessed part 35 (henceforth "the trapezoidal recessed part 35") which is recessed upward is provided. The trapezoidal recess 35 is provided in the center of the lower portion of each of the front wall 31 , the rear wall 32 , the left wall 33 and the right wall 34 . A part of the base 2 is exposed to the outside through the trapezoidal recess 35 .

<Case member 4>

In the plan view of FIG. 2 , the case member 4 is formed in a rectangular frame shape having long sides in the left-right direction. In the top view of FIG. 2 , the outer shape of the housing member 4 is larger than that of the base 2 (refer to FIG. 3 ). The four corners of the casing member 4 are formed in an arc shape that protrudes outward.

As shown in FIG. 4 , the case member 4 is attached to the upper end portion of the exterior body 3 . The casing member 4 covers the exterior body 3 from above. Between the upper end of the outer casing 3 and the case member 4, an introduction port 38 opened so that cooling air can be introduced is provided.

As shown in FIG. 5 , the case member 4 is provided with a case body 40 which forms the battery opening 39 , and a case side flange 41 which extends downward from the case body 40 . In the top view of FIG. 9 , the battery opening 39 has substantially the same contour as that of the battery 45 .

As shown in FIG. 10 , the battery 45 is formed in a rectangular parallelepiped shape. For example, the battery 45 is a lithium-ion battery 45 .

9, the battery 45 has: front side 45a, which extends in the left-right direction; rear side 45b, which is formed into a curved shape protruding rearward; and a pair of left and right sides 45c and 45d, which are equal to the front and rear. extending in the direction. In FIGS. 9 and 10 , reference numeral 46 denotes a grip portion (handle) for gripping the battery 45 .

9, the battery opening 39 is divided into: a front edge 39a, which extends in the left-right direction; a rear edge 39b, which is formed in a curved shape protruding rearward; and a pair of left and right edges 39c and 39b. Right edge 39d, which is equal to extending in the front-rear direction.

Therefore, even if the battery 45 is to be inserted into the battery opening 39 with the battery 45 being reversed back and forth, the battery 45 cannot be inserted because the convex portion of the rear edge 45b of the battery 45 touches the front edge 39a of the battery opening 39 to the battery opening 39 .

<Frame 5>

As shown in FIG. 6 , the frame 5 is provided with: a frame-shaped frame body 50 arranged on the upper part of the charger 1; a plate-shaped first plate 51 arranged between the upper and lower parts of the frame body 50 and the base 2; The plate-shaped second plate 52 is disposed between the upper and lower parts of the first plate 51 and the base 2 ;

The casing 50 and the first plate 51 partition the battery chamber 6 .

The first plate 51 and the second plate 52 partition the substrate chamber 7 . The second plate 52 is connected to the base 2 . In FIG. 6 , reference numeral 54 denotes a second plate connecting leg that extends downward in an L-shape from the outer peripheral end of the second plate 52 to connect the second plate 52 and the base 2 .

The connecting column 53 extends in the up-down direction. The upper end of the connecting column 53 extends upward from the frame body 50 . The lower end of the connecting column 53 is connected to the base 2 (the base body 20 ). In the embodiment, one connecting column 53 is disposed on each of the front part, the left part, and the right part of the charger 1 , and there are three connecting columns 53 in total. The upper half of the connecting column 53 constitutes the guide mechanism 11 that guides the mounting table 8 .

The frame body 50 is connected to the upper part of the connection column 53 from the outside.

The first plate 51 is connected to the upper and lower middle portions of the connecting column 53 . In FIG. 6, the code|symbol 55 shows the 1st board connection piece which extends outward from the outer peripheral end of the 1st board 51, and forms the insertion part (connection part) of the connection column 53.

<Battery compartment 6>

As shown in FIG. 5 , the battery chamber 6 includes a battery chamber bottom wall 60 on which the battery 45 is placed, and a battery chamber side wall 61 connected to the battery chamber bottom wall 60 .

The battery chamber bottom wall 60 is formed in a rectangular plate shape. The bottom wall 60 of the battery chamber is fixed on the top of the first plate 51 . In the space above the bottom wall 60 of the battery chamber, the battery 45 (see FIG. 10 ) and the mounting table 8 are accommodated. The outer shape of the battery chamber bottom wall 60 is larger than the outer shape of the battery 45 and the mounting table 8 .

The battery chamber side wall 61 is erected upward from the outer periphery of the battery chamber bottom wall 60 .

On the outer side of the battery chamber side wall 61, a flange portion 62 (hereinafter also referred to as "battery chamber flange 62") extending upward from the outer periphery of the battery chamber bottom wall 60 is provided. As shown in FIG. 6 , the battery chamber flanges 62 are provided at the same height over the entire circumference of the battery chamber bottom wall 60 .

As shown in FIG. 8 , in the front part of the battery chamber 6 , a discharge pipe 65 connecting the battery chamber bottom wall 60 and the base 2 is provided. The discharge pipe 65 is a pipe extending in the vertical direction. In FIG. 8 , reference numeral 66 denotes a discharge connection portion, which extends forward from the front end of the battery chamber bottom wall 60 and is connected to the upper end of the discharge pipe 65 .

In FIG. 12, the code|symbol 68 shows the fixing|fixed part which contact|abutted the protection part 12 with the downward movement of the mounting base 8 (refer FIG. 5). The fixing portion 68 is disposed above the right portion of the bottom wall 60 of the battery chamber. The fixing portion 68 is located on the right side of the terminal portion 9 and stands upward from the bottom wall 60 of the battery chamber.

<Substrate chamber 7>

As shown in FIG. 5 , the substrate chamber 7 is arranged below the battery chamber 6 . In a plan view, the substrate chamber 7 is disposed more inward than the outer periphery of the bottom wall 60 of the battery chamber. In other words, in a plan view, the outer shape of the substrate chamber 7 is smaller than the outer shape of the bottom wall 60 of the battery chamber.

The substrate chamber 7 is provided with a plurality of substrates 71 and 72 (hereinafter also referred to as "control substrates 71 and 72") for controlling the charging of the battery 45 (see FIG. 10 ), and a substrate chamber bottom wall 70 which accommodates A plurality of control boards 71 and 72 are provided.

The plurality of control substrates 71 and 72 are mounted on a plurality of first control substrates 71 at the center of the substrate chamber bottom wall 70 and a plurality of second control substrates 72 erected upward from the outer periphery of the substrate chamber bottom wall 70 .

A plurality of first control substrates 71 are surrounded by a plurality of second control substrates 72 .

The plurality of second control boards 72 are arranged so that the control circuit for controlling the charging of the battery 45 faces the inside (the center of the board chamber 7 ). The second control board 72 functions as a side wall of the battery chamber 6 . The outer surface of the second control board 72 faces the inner surface of the exterior body 3 . Furthermore, a heat sink or a heat sink may also be provided on the outer surface of the second control substrate 72 .

In a plan view, the bottom wall 70 of the substrate chamber is formed into a rectangular plate shape smaller than the bottom wall 60 of the battery chamber. The substrate chamber bottom wall 70 is disposed above the second plate 52 . The bottom wall 70 of the substrate chamber is fixed to the upper surface of the second plate 52 via a columnar spacer 73 extending in the vertical direction. Furthermore, below the bottom wall 70 of the substrate chamber, a heat sink or a heat sink may also be provided.

<Stand 8>

As shown in FIG. 5 , the mounting table 8 is disposed inside the battery opening 39 . The stage 8 is movable in the up-down direction. The terminal portion 9 is arranged below the mounting table 8 in a state where the battery 45 is not placed on the mounting table 8 (the position of the mounting table 8 indicated by the two-dot chain line in FIG. 5 ). When the battery 45 is placed on the mounting table 8 , the mounting table 8 is moved downward so that the battery 45 is fitted to the terminal portion 9 . In FIG. 5, the state which the stage 8 moved to the bottom is shown by the solid line.

In the plan view of FIG. 2 , the mounting table 8 is formed in a rectangular shape. The mounting table 8 has substantially the same outer shape as the outer shape of the battery 45 (refer to FIG. 9 ) in plan view. In the top view of FIG. 2, the mounting table 8 has: a front side 8a extending in the left-right direction; a rear side 8b, which is formed in a curved shape protruding toward the rear; and a pair of left and right sides 8c and 8d, which are equal to Extends in the front-to-rear direction.

The mounting table 8 is provided with a terminal opening 80 opened at a portion corresponding to the terminal portion 9 , and a communication opening 81 communicating with the interior of the charger 1 .

The terminal openings 80 are arranged at the rear of the mounting table 8 . In the top view of FIG. 2 , the terminal openings 80 extend in the left-right direction.

The communication opening 81 is arranged in the front part of the mounting table 8 (in front of the terminal opening 80 ). In the plan view of FIG. 2 , the communication opening 81 is formed in a rectangular shape having long sides in the left-right direction.

On the upper surface of the mounting table 8, a cover body 85 covering the communication opening 81 is provided. The lid body 85 is detachably attached to the mounting table 8 . 2, the cover 85 is provided with: a cover body 86, which is formed in a rectangular shape larger than the communication opening 81 (refer to FIG. 7); The left and right outer ends of the body body 86 extend outward. In FIG. 2 , reference numeral 88 denotes an insertion hole through which a connection member such as a bolt for fixing the lid extension piece 87 to the mounting table 8 is inserted. In FIG. 7, the state which removed the cover body 85 from the mounting base 8 is shown.

Drainage recesses 82 recessed downward are provided at the four corners of the mounting table 8 . In the plan view of FIG. 2 , the drainage recess 82 is formed in a circular shape. The drain recessed part 82 is inclined and recessed so that it may become lower toward the center side. The corner portion of the front portion of the cover body 85 forms a drainage concave portion 82 together with the mounting table 8 . In the center of the drain recessed part 82, the drain hole 83 which penetrates the mounting base 8 in the thickness direction (vertical direction) is provided.

As shown in FIG. 7 , on the lower surface of the mounting table 8, a mounting table support body 90 that supports the mounting table 8 from below is attached. The mounting table support body 90 is provided with: a pair of front and rear left and right outer extension parts 91, which are extended to the left and right outer sides than the left and right side parts of the mounting table 8; A pair of left and right second downward extending parts 93 extend downward from the left and right side parts of the mounting table 8; extend.

In FIG. 12 , reference numeral 98 denotes a first locking protrusion of the energizing member 122 of the locking protection portion 12 . The first locking convex portion 98 protrudes rightward from the lower end of the lower right extending portion 99 extending downward from the lower surface of the mounting table 8 (see FIG. 5 ) on the right side of the terminal portion 9 . .

As shown in FIG. 6 , on the left and right side portions of the mounting table 8 , a mounting table energizing member 95 that always energizes the mounting table 8 upward is provided. The stage energizing members 95 are provided as a pair on the left and right side portions of the charger 1 , one for each. In the embodiment, the stage urging member 95 is a coil spring extending in the vertical direction.

The upper end of the stage energizing member 95 is attached to the left and right side portions of the frame body 50 . The lower end of the stage energizing member 95 is attached to the lower end of the front downward extending portion 94 of the stage support body 90 .

The mounting table energizing member 95 moves the mounting table 8 which has moved downward when the battery 45 (see FIG. 10 ) is mounted on the mounting table 8 upward. Specifically, the mounting table energizing member 95 returns the mounting table 8 accommodated in the battery chamber 6 to the position before the battery 45 is mounted on the mounting table 8 when the battery 45 is not mounted on the mounting table 8 . . That is, when the battery 45 is removed from the terminal portion 9 and the battery 45 is taken out to the outside of the battery opening 39 , the mounting table energizing member 95 returns the mounting table 8 accommodated in the battery chamber 6 to its original position.

In FIG. 5 , the mounting table 8 that has been moved to the bottom is indicated by a solid line, and the mounting table 8 that has been moved to the bottom (original position) is indicated by a two-dot chain line.

<Terminal part 9>

As shown in FIG. 5 , in a state in which the battery 45 is not placed on the mounting table 8 , the terminal portion 9 is arranged at a position opposite to the side on which the battery 45 is mounted (upper position) with respect to the mounting table 8 The position of the side (the position of the lower side). In a state where the battery 45 is not placed on the mounting table 8 , the terminal portion 9 is arranged below the mounting table 8 . The terminal portion 9 is fixed to a terminal support plate 96 extending in the left-right direction. The left and right end portions of the terminal support plate 96 are fixed to the upper surface of the battery chamber bottom wall 60 via column members (not shown) extending in the up-down direction.

The portion of the terminal portion 9 above the terminal support plate 96 is electrically connected to a battery-side terminal (not shown) provided on the bottom of the battery 45 by being fitted to the bottom of the battery 45 .

A portion of the terminal portion 9 on the lower side than the lower surface of the terminal support plate 96 is electrically connected to the control boards 71 and 72 and the like via various wirings (not shown).

The terminal portion 9 is arranged at a position higher than the extending end of the battery chamber flange 62 . In other words, the lower end of the terminal portion 9 is disposed above the upper end of the battery chamber flange 62 .

As shown in FIG. 11 , the terminal portion 9 is disposed lower than a portion 47 that protrudes most toward the terminal portion 9 when the battery 45 is obliquely inserted into the battery opening 39 (hereinafter also referred to as the “lower maximum protruding end 47 ”). Location.

Here, the largest protruding end 47 at the bottom of the battery 45 means that when the rectangular parallelepiped battery 45 is obliquely inserted into the battery opening 39, the center axis CL of the battery opening 39 bisects the corner of the rectangular parallelepiped battery 45 the lower end of the position. That is, the maximum protruding end 47 below the battery 45 is the lower end when the central axis CL of the battery opening 39 becomes the bisector of the corner of the battery 45 .

<Buffer mechanism 10>

The buffer mechanism 10 (see FIG. 6 ) suppresses the fitting speed of the battery 45 to the terminal portion 9 (see FIG. 5 ) when the battery 45 (see FIG. 10 ) is placed on the mounting table 8 . Here, the fitting speed means the speed at which the terminal portion 9 is fitted to the bottom of the battery 45 . The fitting speed is the relative speed between the battery 45 and the terminal portion 9 at the time of fitting. In the embodiment, since the terminal portion 9 is fixed at a fixed position with respect to the bottom wall 60 of the battery chamber, the fitting speed is the downward moving speed (dropping speed) of the battery 45 . According to the embodiment, the fitting speed of the battery 45 to the terminal portion 9 is slowed compared with the configuration without the buffer mechanism 10 , so that the impact on the terminal portion 9 can be avoided.

In the top view of FIG. 2 , the buffer mechanisms 10 are arranged on the opposite sides of the mounting table 8 in a point-symmetric manner with the center position P1 of the mounting table 8 as the center of symmetry. In the embodiment, two buffer mechanisms 10 are each disposed on the left side 8c and the right side 8d of the mounting table 8 so as to have quadratic symmetry (line symmetry with the left-right axis as the axis of symmetry). 2, two buffer mechanisms 10 are attached to both sides (left 8c and right 8d) of the mounting table 8, and are arranged so as to sandwich the guide mechanism 11 from the outside in the front-rear direction.

As shown in FIG. 6 , the buffer mechanism 10 is provided with: a piston rod 100 extending in the up-down direction; a cylindrical cylinder 101 which slidably accommodates the piston rod 100; and an energizing member such as a spring (not shown) (hereinafter also referred to as "return spring"), which energizes the piston rod 100 upward. For example, as the buffer mechanism 10, a damper of a mass product is used.

As shown in FIG. 7 , the upper end of the piston rod 100 is attached to the left and right outer extension portions 91 of the stage support body 90 . The lower end of the cylinder 101 is fixed to the base 2 . The return spring (not shown) suppresses the impact force when the terminal portion 9 (see FIG. 5 ) is fitted to the bottom of the battery 45 .

<Guide mechanism 11>

The guide mechanism 11 (see FIG. 6 ) guides the mounting table 8 when the battery 45 (see FIG. 10 ) is placed on the mounting table 8 .

In the plan view of FIG. 2 , a plurality of guide mechanisms 11 are arranged so as to surround the center of gravity position P2 (see FIG. 9 ) of the battery 45 . Here, the position of the center of gravity of the battery 45 is substantially the same as the center position of the battery 45 . In the embodiment, three guide mechanisms 11 are arranged so as to form a triangular region surrounding the center of gravity position P2 of the battery 45 (a region surrounded by a one-point chain line formed as an inverted triangle in a plan view of FIG. 2 ).

The three guide mechanisms 11 are arranged one on each of the three sides of the mounting table 8 . In the embodiment, one of the three guide mechanisms 11 is disposed on each of the front side 8a, the left side 8c, and the right side 8d of the mounting table 8, respectively.

Hereinafter, the guide mechanism 11 disposed on the front side 8a of the mounting table 8 is also referred to as a "front guide mechanism 11", and the guide mechanism 11 disposed on the left side 8c of the mounting table 8 is also referred to as a "left guide mechanism 11". ”, the guide mechanism 11 arranged on the right side 8d of the mounting table 8 is also referred to as a “right guide mechanism 11”.

The front guide mechanism 11 is arranged at the center position in the left-right direction of the mounting table 8 .

The left guide mechanism 11 and the right guide mechanism 11 are arranged at positions shifted rearward from the center position in the front-rear direction of the mounting table 8 .

As shown in FIG. 6 , the guide mechanism 11 includes a slider 110 (refer to FIG. 7 ) and a rail 111 that slidably supports the slider 110 .

As shown in FIG. 7 , the slider 110 is fixed to the first downward extending portion 92 and the second downward extending portion 93 of the stage support body 90 .

As shown in FIG. 6 , the rail 111 is fixed to the inner part of the upper half of the connecting column 53 .

<Protection part 12>

The protection portion 12 (see FIG. 12 ) protects the terminal portion 9 in a state where the battery 45 (see FIG. 10 ) is not placed on the mounting table 8 (see FIG. 5 ). The protective portion 12 covers the terminal opening 80 (see FIG. 5 ) in a state where the battery 45 is not placed on the mounting table 8 . The protective portion 12 exposes the terminal opening 80 by moving in conjunction with the mounting table 8 when the battery 45 is placed on the mounting table 8 .

The protection portion 12 is rotatable around an axis extending in a first direction (left-right direction) parallel to the installation surface FL. The protection portion 12 is formed so as to be rotatable toward the inside of the charger 1 .

As shown in FIG. 13 , the protective portion 12 includes a protective portion main body 120 that covers the terminal opening 80 (see FIG. 5 ) when the battery 45 is not placed on the mounting table 8 , and a pair of leg portions 121 ( Hereinafter, also referred to as “protective foot portion 121 ”), which extend outward from the protective portion body 120 ; and an energizing member 122 (refer to FIG. 12 ), which energizes the protective foot portion 121 .

The protection part body 120 is extended in the left-right direction. The protector body 120 is formed in a plate shape larger than the terminal opening 80 . The protective portion main body 120 covers the terminal opening 80 from below the mounting table 8 in a state where the battery 45 is not placed on the mounting table 8 .

A frame-like extending portion 123 formed in a frame shape along the outer periphery of the protecting portion body 120 is provided on the protecting portion body 120 . The frame-shaped extending portion 123 extends upward from the protective portion main body 120 when the battery 45 is not placed on the mounting table 8 . In a plan view, the outer shape of the frame-shaped extending portion 123 has substantially the same shape as the outer peripheral edge of the terminal opening 80 (refer to FIG. 2 ). The frame-shaped extension portion 123 is provided at the same height throughout the entire circumference of the protection portion body 120 . Furthermore, the frame-shaped extending portion 123 is not limited to be provided at the same height throughout the entire circumference of the protection portion body 120 . For example, the portion of the frame-shaped extending portion 123 located inside the charger 1 may also be lower than the other portions.

A pair of protective leg portions 121 are provided on the left and right sides so as to sandwich the terminal portion 9 (see FIG. 12 ). In FIG. 12 , the illustration of the left protection leg 121 of the pair of protection legs 121 is omitted. The protective leg portion 121 is in contact with the fixed portion 68 along with the downward movement of the mounting table 8, and thereby rotates around an axis extending in the first direction (left-right direction). The rotation center of the protection part 12 is provided in each of the pair of protection leg parts 121 . In FIG. 13 , reference numeral C1 denotes the center of rotation of the protection portion 12 .

As shown in FIG. 13 , when the battery 45 (refer to FIG. 10 ) is not placed on the mounting table 8 , the protection leg portion 121 is provided with a first extension portion 125 extending from the left and right outer ends of the protection portion main body 120 . The second extending portion 126 extends downward from the left and right outer ends of the first extending portion 125 ; the extending portion 127 extends backward from the lower end of the second extending portion 126 ; Two locking protrusions 128 protrude forward from the lower portion of the second extending portion 126 .

In the embodiment, the energizing member 122 (see FIG. 12 ) is a torsion spring (torsion spring). As shown in FIG. 12 , the energizing member 122 always orients the right protection leg 121 of the pair of protection legs 121 (hereinafter also referred to as the “right protection leg 121 ”) opposite to the rotation direction R1 of the protection part 12 . direction to empower. The first end of the energizing member 122 is mounted on the first locking protrusion 98 . The second end of the energizing member 122 is mounted on the second locking protrusion 128 .

When the battery 45 is not placed on the mounting table 8 , the rear end of the extending portion 127 is positioned above the fixing portion 68 . When the battery 45 is placed on the mounting table 8 , the protection portion 12 is rotated toward the inner side of the charger 1 against the energizing force of the energizing member 122 due to the extension portion 127 abutting the fixing portion 68 . In FIG. 12 , reference numeral R1 denotes the rotation direction of the protection portion 12 . In FIG. 12 , the protective portion 12 when rotated toward the inside of the charger 1 is indicated by a two-dot chain line.

<LED substrate 130>

As shown in FIG. 9 , the housing body 40 may also be provided with an LED substrate 130 . The LED substrate 130 is disposed between the housing body 40 and the guide mechanism 11 in the up-down direction. The LED board 130 is formed in a rectangular plate shape having long sides in the left-right direction. On the LED substrate 130, a plurality of LED elements 131 are arranged at intervals in the left-right direction so as to be linearly arranged. The left and right ends of the LED board 130 are fastened to the positions avoiding the guide mechanism 11 and are attached to the housing body 40 . For example, the left and right ends of the LED substrate 130 are fixed to the housing body 40 by fixing members 132 such as self-tapping screws. In a plan view, the guide mechanism 11 is disposed at a position overlapping the left and right central portions of the LED substrate 130 . In a plan view, the guide mechanism 11 is located more rearward than the front end of the LED substrate 130 .

The portion of the housing body 40 where the LED substrate 130 is provided (front portion extending in the left-right direction) has a width (front and rear length) at least as much as the LED substrate 130 is required. In the embodiment, the guide mechanism 11 is arranged using the width of the LED substrate 130 . Specifically, the guide mechanism 11 is disposed in the part where the LED substrate 130 is disposed in the housing body 40 , and the guide mechanism 11 is not disposed in the part where the LED substrate 130 is not disposed (the rear part extending in the left-right direction) Citation mechanism 11. Thereby, the width of the portion where the LED substrate 130 is not provided can be reduced as much as possible, and the installation area of the charger 1 can be reduced.

<function>

Hereinafter, the operation of the charger 1 of the embodiment will be described.

In the embodiment, when the battery 45 is not placed on the mounting table 8 (hereinafter also referred to as "initial state"), the mounting table 8 is arranged inside the battery opening 39 (see FIG. 5 ). In the initial state, the terminal portion 9 is arranged below the mounting table 8 . In FIG. 5, the stage 8 in the position of the initial state is shown by the two-dot chain line.

When the battery 45 is placed on the mounting table 8 in the initial state, the mounting table 8 moves downward together with the battery 45 and approaches the bottom wall 60 of the battery chamber. In FIG. 5 , the mounting table 8 at a position close to the bottom wall 60 of the battery chamber is indicated by a solid line.

In the embodiment, a pair of left and right stage energizing members 95 (only the left stage energizing member 95 is shown in FIG. 6 ) always energizes the stage 8 upward, so that the stage 8 is connected to the battery. 45 moves downward against the energizing ability of the stage energizing member 95 together.

In addition, in the embodiment, since three guide mechanisms 11 (see FIG. 6 ) are arranged on each of the three sides of the mounting table 8 , the mounting table 8 and the battery 45 can be smoothly moved downward. As the mounting table 8 moves downward, the terminal portion 9 gradually protrudes upward from the terminal opening 80 .

The terminal portion 9 is fitted to the bottom of the battery 45 through the terminal opening 80 in a state where the mounting table 8 is lowered together with the battery 45 to approach the bottom wall 60 of the battery chamber (hereinafter also referred to as the "mounting table descending state").

In the embodiment, the two buffer mechanisms 10 (see FIG. 6 ) are arranged on both sides of the mounting table 8 so as to sandwich the guide mechanism 11 from the outside in the front-rear direction, so that the battery 45 can be restrained in a balanced manner from the terminal portion 9 . The load applied to the terminal portion 9 at the time of fitting.

When the battery 45 is removed from the terminal portion 9 and the battery 45 is taken out to the outside of the battery opening 39 in the lowered state of the mounting table, the mounting table 8 is returned to the original position (position of the initial state).

In the embodiment, the pair of left and right stage energizing members 95 (see FIG. 6 ) always energizes the stage 8 upward, so that the stage 8 on which the battery 45 is not placed can be smoothly moved to the original position. s position.

<Operation of the protection unit 12>

Hereinafter, the operation of the protection portion 12 of the embodiment will be described.

In the embodiment, the protective portion 12 (refer to FIG. 12 ) covers the terminal opening 80 (refer to FIG. 5 ) when the battery 45 (refer to FIG. 10 ) is not placed on the mounting table 8 (initial state), and is placed When the battery 45 is placed on the mounting table 8 , the terminal opening 80 is exposed by moving in conjunction with the mounting table 8 .

When the battery 45 is placed on the mounting table 8 in the initial state, the mounting table 8 moves downward together with the protection portion 12 .

As shown in FIG. 12 , in the embodiment, the extending portion 127 is located above the fixing portion 68 in the initial state. In addition, the energizing member 122 always energizes the right protective leg portion 121 in the direction opposite to the rotation direction R1 of the protective portion 12 . Thereby, when the battery 45 is placed on the mounting table 8 , a force in the direction of the arrow F1 acts on the extending portion 127 , so that the protecting portion 12 faces the inner side of the charger 1 against the energizing ability of the energizing member 122 . rotate.

When the protection portion 12 is rotated toward the inside of the charger 1, the terminal opening 80 (refer to FIG. 5 ) is exposed. Since the protective portion 12 moves in conjunction with the mounting table 8, the terminal portion 9 gradually protrudes upward from the terminal opening 80 as the mounting table 8 moves downward.

As described above, the charger 1 of the above-described embodiment includes: a mounting table 8 on which a portable battery 45 used in an electric vehicle can be mounted; and a terminal portion 9 on which the battery 45 is not mounted In the state of the mounting table 8, it is provided at a position opposite to the position on the side where the battery 45 is mounted with respect to the mounting table 8; and the protective portion 12 is provided when the battery 45 is not mounted on the mounting table 8 In this state, the terminal portion 9 is protected; and the mounting table 8 is provided with a terminal opening 80 opened at a portion corresponding to the terminal portion 9, and the protecting portion 12 is in a state where the battery 45 is not mounted on the mounting table 8. The terminal opening 80 is covered, and the terminal opening 80 is exposed by moving in conjunction with the mounting table 8 when the battery 45 is placed on the mounting table 8 .

According to this configuration, the mounting table 8 is provided with the terminal opening 80 opened at the portion corresponding to the terminal portion 9 , whereby the battery 45 and the terminal portion 9 can be connected through the terminal opening 80 . In addition, the protective portion 12 covers the terminal opening 80 when the battery 45 is not placed on the mounting table 8 , whereby the protective portion 12 can prevent foreign matter from adhering to or impacting the terminal portion 9 . In addition, the protective portion 12 is moved in conjunction with the mounting table 8 when the battery 45 is placed on the mounting table 8 , thereby exposing the terminal opening 80 , whereby the battery 45 can be fitted to the terminal portion without special operation. 9. Therefore, the terminal portion 9 can be protected.

In the above-mentioned embodiment, the mounting table 8 is movable in the vertical direction, and the terminal portion 9 is arranged below the mounting table 8 in a state where the battery 45 is not arranged on the mounting table 8, so the following effects are exhibited. Even when the battery 45 is placed on the mounting table 8 from above, the terminal portion 9 can be prevented from being impacted. In addition, even in a state in which the battery 45 is not placed, the protection portion 12 can prevent foreign matter from adhering to the terminal portion 9 or applying an impact to the terminal portion 9.

In the above-described embodiment, the protection portion 12 is rotatable around an axis extending in the first direction parallel to the installation surface FL on which the charger 1 is installed, whereby the protection portion 12 can be rotated around the axis in a simple manner. It is configured to protect the terminal portion 9 .

In the above-described embodiment, when the battery 45 is placed on the mounting table 8, the mounting table 8 is moved downward, and the portable battery charger is further provided with the fixing portion 68, and the fixing portion 68 is provided. The charger 1 comes into contact with the protective portion 12 along with the downward movement of the mounting table 8, and the protective portion 12 comes into contact with the fixing portion 68 with the downward movement of the mounting table 8, thereby rotating around the axis. The following effects are exhibited. Only by placing the battery 45 on the mounting table 8 , the protective portion 12 is rotated about the axis, so that the protective portion 12 can be automatically removed from the terminal opening 80 .

In the above-described embodiment, the protection part 12 includes the protection part main body 120 which covers the terminal opening 80 when the battery 45 is not placed on the mounting table 8; and a pair of leg parts 121 which are formed from the protection part main body. 120 is extended, and is provided to sandwich the terminal portion 9; and each of the pair of leg portions 121 is provided with a rotation center C1 of the protection portion 12, and the protection portion 12 is formed to be rotatable toward the inner side of the charger 1, so The following effects are exhibited. Only by placing the battery 45 on the mounting table 8 , the protective portion 12 is rotated toward the inside of the charger 1 , so that the protective portion 12 can be automatically removed from the terminal opening 80 . In addition, since the rotation center C1 of the protection part 12 is provided in each of the pair of leg parts 121 , the rotation center of the protection part 12 can be made more stable around the axis of the protection part 12 than in a configuration in which only one leg part 121 is provided with the rotation center of the protection part 12 . Rotate steadily. In addition, since the protective portion 12 is formed so as to be rotatable toward the inside of the charger 1 , the interior of the charger 1 can be utilized as a rotation space of the protective portion 12 , and thus the protective portion 12 is formed to be oriented toward the outside of the charger 1 . The size of the charger 1 can be reduced compared to the rotating configuration.

In the above-described embodiment, the leg portion 121 is provided with the extension portion 127 extending toward the outer side of the charger 1 , and the protection portion 12 is directed toward the fixing portion 68 provided on the charger 1 by the extension portion 127 abutting against the fixing portion 68 . Since the inner side of the charger 1 rotates, the following effects are exhibited. The terminal portion 9 can be protected by a simple structure utilizing the contact between the extension portion 127 from the leg portion 121 and the fixed portion 68 .

In the above-mentioned embodiment, the mounting table 8 is provided with a communication opening 81 that communicates with the interior of the charger 1, and the portable battery charger is further provided with a cover 85, the cover 85 covers the communication opening 81, and Since it is detachably attached to the mounting table 8, the following effects are exhibited. By removing the cover 85 from the mounting table 8 , the interior of the charger 1 can be accessed through the communication opening 81 . Therefore, even when foreign matter such as dust enters the interior of the charger 1, the foreign matter can be removed through the communication opening 81.

In the above-described embodiment, the protective portion 12 is provided with the protective portion main body 120 which covers the terminal opening 80 when the battery 45 is not placed on the mounting table 8, and the protective portion main body 120 is provided with a frame. The frame-shaped extending portion 123 extends outward from the protector body 120 when the battery 45 is not placed on the mounting table 8, and is formed in a frame shape along the outer periphery of the protector body 120. Therefore, The following effects are exhibited. Foreign matter such as dust adhering to the protection portion 12 can be kept in the inner region of the frame-shaped extension portion 123 . That is, the protection part 12 can function as a tray for foreign objects. In addition, when the protection portion 12 is rotated toward the inner side of the charger 1, even if the foreign matter adheres to the inner region of the frame-shaped extension portion 123, the foreign matter can be prevented from falling in an unintended direction. That is, the foreign matter adhering to the inner region of the frame-shaped extending portion 123 can be dropped toward the inner side of the charger 1 . Therefore, when the communication opening 81 communicated with the interior of the charger 1 is provided, the foreign matter falling toward the inside of the charger 1 can be easily removed through the communication opening 81 .

<Variation>

In the above-mentioned embodiment, the example in which the installation surface where the charger 1 is installed is an indoor flat floor FL has been described, but the present invention is not limited to this. For example, the installation surface of the charger 1 may be an outdoor ground or an inclined surface inclined with respect to the horizontal plane.

In the above-mentioned embodiment, an example in which the mounting table 8 is formed in a rectangular shape as viewed from the moving direction of the mounting table 8 has been described, but the present invention is not limited to this. For example, when viewed from the moving direction of the mounting table 8, the mounting table 8 may be formed in a polygonal shape other than a rectangle, and may be formed in a circular shape or an elliptical shape.

In the above-described embodiment, as viewed from the moving direction of the mounting table 8, the buffer mechanism 10 is located on the opposite side of the mounting table 8, and a plurality of buffer mechanisms 10 are arranged in point symmetry with the center position P1 of the mounting table 8 as the center of symmetry. An example has been described, but it is not limited to this. For example, when viewed from the moving direction of the mounting table 8 , the buffer mechanisms 10 may be randomly arranged in plural.

In the above-described embodiment, the example in which the plurality of buffer mechanisms 10 are arranged has been described, but the present invention is not limited to this. For example, only one buffer mechanism 10 may be arranged.

In the above-described embodiment, the guide mechanism 11 is arranged to surround the center of gravity position P2 of the battery 45 when viewed from the moving direction of the mounting table 8 . For example, a plurality of guide mechanisms 11 may be arranged so as not to surround the center of gravity position P2 of the battery 45 . Alternatively, two guide mechanisms 11 may be arranged, and the center of gravity position P2 of the battery 45 and the two guide mechanisms 11 may be arranged in a linear arrangement.

In the above-described embodiment, the example in which the plurality of guide mechanisms 11 are arranged has been described, but the present invention is not limited to this. For example, only one guide mechanism 11 may be arranged.

In the above-mentioned embodiment, the buffer mechanism 10 is arranged on both sides of the mounting table 8 as viewed from the moving direction of the mounting table 8, and a plurality of the buffer mechanisms 10 are arranged so as to sandwich the guide mechanism 11. here. For example, a plurality of buffer mechanisms 10 may be arranged on one side or more than three sides of the mounting table 8 so as to sandwich the guide mechanism 11 therebetween. That is, when viewed from the moving direction of the mounting table 8, a plurality of buffer mechanisms 10 may be arranged on at least one side of the mounting table 8 so as to sandwich the guide mechanism 11 therebetween.

In the above-mentioned embodiment, an example in which the mounting table 8 is arranged inside the opening portion 39 has been described, but the present invention is not limited to this. For example, the mounting table 8 may be arranged outside the opening portion 39 .

In the above-described embodiment, the buffer mechanism 10 and the guide mechanism 11 are provided as an example in which the buffer mechanism 10 and the guide mechanism 11 are independently provided and described, but the present invention is not limited to this. For example, the buffer mechanism 10 and the guide mechanism 11 may be integrally provided. For example, the buffer mechanism 10 may have the buffer function of the battery 45 and the guide function of the stage 8, respectively.

In the above-described embodiment, the protection portion 12 is described as being rotatable around the axis extending in the first direction (left-right direction) parallel to the installation surface FL, but the present invention is not limited thereto. For example, the protection portion 12 may rotate around an axis extending in a second direction (up-down direction or front-rear direction) intersecting with the first direction. That is, the protection part 12 can also rotate about the axis|shaft extended in the 1st direction parallel to the installation surface FL in which the charger 1 is installed, or the 2nd direction which crosses the 1st direction.

In the above-mentioned embodiment, an example in which the protector body 120 can be rotated about the axis has been described, but the present invention is not limited to this. For example, the protector body 120 may be slidable along the lower surface of the mounting table 8 . That is, the protective portion main body 120 only needs to cover the terminal opening 80 in a state where the battery 45 is not placed on the mounting table 8 (initial state), and is interlocked with the mounting table 8 when the battery 45 is mounted on the mounting table 8 . By moving, the terminal opening 80 may be exposed.

In the above-described embodiment, the protection portion 12 is described as having the following members, but the present invention is not limited to this. Covering the terminal opening 80 in a state of being in a state of being in a state of slack; a pair of protection feet 121 extending outward from the protection part body 120 ; and an energizing member 122 for energizing the protection feet 121 . For example, as shown in FIG. 14 , the protector 212 includes a protector body 120 that covers the terminal opening 80 when the battery 45 is not placed on the mounting table 8 , and a slide mechanism 230 that allows the protector body 120 slides along the lower surface of the stage 8 .

In the example of FIG. 14 , the sliding mechanism 230 is provided with: an L-shaped main body support portion 231, which is installed on the right side of the front portion of the protective portion main body 120 when the battery 45 is not placed on the mounting table 8; A shaft 232 is rotatably inserted through the body support portion 231 and extends in the first direction (left-right direction); the upper end of the arm portion 233 is supported on the right end of the first shaft 232, and is shown in FIG. 16 . In a side view (initial state), it is inclined and extends linearly in such a way that the further back it is, the lower Extending in parallel; the arm portion energizing member 235 , which energizes the arm portion 233 ; and the guide plate 236 , which guides the body support portion 231 . In FIG. 16 , the protective portion 212 at the position of the initial state is indicated by a two-dot chain line.

In this modification, the arm urging member 235 is a torsion spring. The arm portion energizing member 235 always energizes the arm portion 233 in a direction opposite to the rotation direction R1 around the second shaft 234. The guide plate 236 is provided with a slit 237 extending along the sliding direction S1 of the protective portion body 120 .

When the battery 45 is not placed on the mounting table 8 , the arm portion 233 is linearly inclined so as to be located in a direction closer to the terminal portion 9 (see FIG. 5 ) toward the lower side. When the battery 45 is placed on the mounting table 8 , the protective portion main body 120 slides along the lower surface of the mounting table 8 against the energizing ability of the arm portion energizing member 235 . In FIG. 16 , the symbol S1 represents the sliding direction of the protective portion body 120 . When the protector body 120 slides in the arrow S1 direction, the terminal opening 80 is exposed (see FIG. 15 ).

In the above-mentioned embodiment, the example in which the urging member is a torsion spring has been described, but the present invention is not limited to this. For example, the energizing member may be a spring other than a torsion spring such as a leaf spring and a coil spring. For example, the energizing member may also be an elastic body such as rubber. That is, the energizing member only needs to have the energizing ability acting in the direction of maintaining the state in which the protective portion covers the terminal opening 80 .

In the above-described embodiment, the slider 110 is fixed to the first lower extension portion 92 and the second lower extension portion 93 of the stage support body 90 and described as an example, but the present invention is not limited thereto. For example, as shown in FIG. 17 , the mounting table peripheral parts 209 including the sliders 210 may be integrally formed. For example, a resin material is used as a material for forming the mounting table peripheral parts 209 . In Fig. 17, reference numeral 210 denotes a slider, reference numeral 211 denotes a rod upper support portion that supports the upper end of the piston rod 100, and reference numeral 212 denotes a rectangular frame shape formed along the outer shape of the mounting table 8 (see Fig. 18 ). the frame wall.

In this modified example, the mounting table 8 (see FIG. 18 ), the slider 210 , the rod upper support portion 211 , and the frame wall 212 are integrally formed by the same member. That is, the mounting table 8 and the mounting table peripheral parts 209 are integrally formed by the same member. Thereby, the peripheral structure including the mounting table 8 is simplified, and the assembly of the charger becomes easy.

In FIG. 17 , reference numeral 220 denotes a downward extending wall extending downward from the four corners of the housing body 40 . The lower extension wall 220 is disposed inside the frame wall 212 . The downward extension wall 220 functions as a guide wall that guides the vertical movement of the mounting table 8 via the frame wall 212 . In FIG. 17 , the mounting table peripheral parts 209 at the position in the initial state are indicated by solid lines, and the mounting table peripheral parts 209 at positions close to the bottom wall of the battery chamber (substrate chamber upper wall 250 ) are indicated by two-dot chain lines.

In FIG. 18, the stage 8 (the state located in the uppermost state) located in the position of an initial state is shown. In FIG. 19, the state which the stage 8 moved to the bottom is shown.

However, in the case where the casing body 40 is provided with the downward extending wall 220 , when the mounting table 8 moves downward, a gap is generated between the mounting table 8 and the casing member 4 in the vertical direction. In view of this, in the present modification, the upper and lower heights of the frame body 212 are set to a size that closes the above-mentioned gap, so that even when the mounting table 8 moves downward, the mounting table 8 and the casing member 4 can be prevented from being damaged. There is a gap between them. Therefore, it is possible to prevent objects or the like from falling between the mounting table 8 and the casing member 4 or the like.

In the above-described embodiment, the substrate chamber 7 is provided with the plurality of control substrates 71 and 72 and the substrate chamber bottom wall 70 for accommodating the plurality of control substrates 71 and 72 has been described as an example, but it is not limited to this. For example, as shown in FIG. 17 , the substrate chamber 7A may include a substrate chamber upper wall 250 that accommodates a plurality of control substrates (not shown), and a flange wall extending downward from the outer periphery of the substrate chamber upper wall 250 251. That is, the substrate chamber 7A of the present modification has a configuration in which the substrate chamber 7 of the embodiment is inverted in the vertical direction. For example, a plurality of control substrates (not shown) are fixed to the substrate chamber upper wall 250 by potting or the like. In this modification, the upper wall 250 of the substrate chamber also functions as the bottom wall of the battery chamber.

The plurality of control substrates (not shown) are a plurality of first control substrates mounted on the central portion of the substrate chamber upper wall 250 and a plurality of second control substrates erected downward from the outer periphery of the substrate chamber upper wall 250 . In this modification, the height of the second control substrate is lower than that of the first control substrate. The cooling fan 28 is arranged at a position overlapping with the central portion of the substrate chamber upper wall 250 in a plan view. In other words, the cooling fan 28 is arranged at a position avoiding the plurality of first control boards (a position overlapping with the plurality of second control boards in plan view). That is, the cooling fan 28 is arrange|positioned in the part where the height of the board|substrate is low. Thereby, the overall height of the charger can be shortened.

In the above-described embodiment, the example in which the fixing portion 68 is provided on the right side of the terminal portion 9 has been described, but the present invention is not limited to this. For example, as shown in FIG. 20 , on the left and right sides of the terminal portion 9 , there may be provided an upper upright portion 310 erected upward from the battery chamber bottom wall (substrate chamber upper wall 250 ), and a guide capable of guiding the protection portion 12A. guide member 315. In FIG. 20, the upper standing part 310 and the guide member 315 located on the left side of the terminal part 9 are shown.

In a side view, the guide member 315 is disposed at a position overlapping with the upper portion of the upper upright portion 310 . In a side view, the guide member 315 is formed in a ring shape extending in the up-down direction. In FIG. 20, reference numeral 316 denotes a curved portion formed in a curved shape protruding forward and upward in the guide member 315, and reference numeral 317 denotes an up-down straight line connected to the curved portion 316 and extending linearly in the up-down direction. Department.

As shown in FIG. 21 , the protector 12A includes a protector body 320 , a pair of protector legs 321 extending outward from the protector body 320 , and an energizing member 322 for energizing the protector legs 321 (refer to Figure 20).

A pair of protection leg parts 321 are provided on the left and right with the terminal part 9 (refer to FIG. 20 ) sandwiched therebetween. In Fig. 20 , illustration of the right protection leg portion 321 of the pair of protection leg portions 321 is omitted. The protective leg portion 321 comes into contact with the guide member 315 along with the downward movement of the mounting table 8, and thereby rotates around an axis extending in the first direction (left-right direction). For each of the pair of protection leg portions 321, a rotation center of the protection portion 12A is provided. In FIG. 21, the code|symbol C1 shows the rotation center of the protection part 12A.

As shown in FIG. 21 , in a state where the battery 45 (see FIG. 10 ) is not placed on the mounting table 8 , the protection leg portion 321 is provided with a first extension portion 325 extending from the left and right sides of the protection portion main body 320 . The end is inclined and extended so as to be located in the downward direction as it is closer to the outer side in the left-right direction; the second extension portion 326 extends downward from the left and right outer ends of the first extension portion 325 ; and the extension portion 327 extends from the second extension portion 325 . The lower end of the extension portion 326 extends toward the rear. On the front part of the second extension part 326 , a locking concave part 328 recessed in the rear is provided.

As shown in FIG. 20 , the energizing member 322 is always oriented opposite to the rotational direction R1 of the protective portion 12A for the left protective leg portion 321 of the pair of protective leg portions 321 (hereinafter also referred to as “left protective leg portion 321 ”). direction to empower. The first end of the energizing member 322 is mounted on the locking protrusion (not shown). The second end of the energizing member 322 is mounted on the locking concave portion 328 of the left protective foot portion 321 .

When the battery 45 is not placed on the mounting table 8 , the rear end of the extending portion 327 is positioned above the guide member 315 . In this modification, a guide recess 329 (refer to FIG. 21 ) recessed so as to follow the outer shape of the guide member 315 is provided at the rear portion of the extending portion 327 . When the battery 45 is placed on the mounting table 8 , the protective portion 12A is in contact with the curved portion 316 of the guide member 315 through the guide recess 329 to resist the energizing force of the energizing member 322 and face the inner side of the charger rotate. When the protective portion 12A rotates toward the inside of the charger, the guide recess 329 abuts on the straight portion 317 of the guide member 315, thereby moving downward along the straight portion 317 toward the bottom of the charger 1. In FIG. 20 , the reference numeral R1 represents the rotation direction of the protective portion 12A, and the reference numeral R2 represents the moving direction of the protective portion 12A along the linear portion 317 . In FIG. 20 , the protective portion 12A when moving toward the inside of the charger is indicated by a two-dot chain line.

As shown in FIG. 22 , a foreign matter receiving area 255 may also be provided on the upper surface of the bottom wall of the battery chamber (the upper wall 250 of the substrate chamber). The foreign matter receiving area 255 is on the upper surface of the upper wall 250 of the substrate chamber, and is surrounded by a rectangular annular wall 256 .

When the battery 45 is placed on the mounting table 8 , the protection portion 12A rotates toward the foreign matter receiving area 255 against the energizing ability of the energizing member 322 . Thereby, the foreign matter adhering to the inner region of the frame-shaped extension portion 323 can be dropped toward the foreign matter receiving region 255 .

Furthermore, the present invention is not limited to the above-mentioned embodiment. For example, the above-mentioned saddle-riding type electric vehicle includes all vehicles in which the rider straddles the vehicle body, not only motorcycles (including motorcycles with prime movers and scooters). vehicles), also includes three-wheeled vehicles (in addition to vehicles with front and rear wheels, vehicles with front two wheels and rear wheels are also included). In addition, the present invention can be applied not only to two-wheeled locomotives but also to four-wheeled vehicles such as automobiles.

For example, the charger is not limited to the charger applicable to the mobile battery of the two-wheeled locomotive, but can also be applicable to the charger of the electrical equipment other than the electric vehicle.

Furthermore, the configuration of the above-described embodiment is an example of the present invention, and various modifications can be made without departing from the gist of the present invention, such as replacing the constituent elements of the embodiment with known constituent elements.

1‧‧‧Charger

6‧‧‧Battery room

9‧‧‧Terminal

12‧‧‧Protection Department

60‧‧‧Battery compartment bottom wall

62‧‧‧Battery compartment flange

68‧‧‧Fixing part

96‧‧‧Terminal support plate

98‧‧‧First locking protrusion

99‧‧‧Lower right extension

120‧‧‧Main body of protection part

121‧‧‧foot

122‧‧‧Empowering Components

123‧‧‧Frame extension

125‧‧‧First extension

126‧‧‧Second extension

127‧‧‧Extension Department

128‧‧‧Second locking protrusion

F1‧‧‧arrow

FR‧‧‧Front

LH‧‧‧Left

R1‧‧‧Rotation direction

UP‧‧‧Top

Claims (14)

A portable battery charger, characterized in that it is provided with: a mounting table (8) capable of mounting a portable battery (45) used in an electric vehicle; and a terminal portion (9) on the In a state where the battery (45) is not placed on the mounting table (8), with respect to the mounting table (8), the battery (45) is placed at a position opposite to the position on the side on which the battery (45) is mounted; and a protection part (12), which protects the terminal part (9) when the battery (45) is not placed on the mounting table (8); A terminal opening (80) opened at a portion corresponding to the terminal portion (9), and the protection portion (12) covers the terminal opening (80) when the battery (45) is not placed on the mounting table (8). , and when the battery (45) is placed on the mounting table (8), it moves in conjunction with the mounting table (8), thereby exposing the terminal opening (80). The portable battery charger according to claim 1, wherein the mounting table (8) is movable in an up-down direction, and the terminal portion (9) is not arranged on the mounting table (8) for the battery (45). ), it is arranged below the above-mentioned mounting table (8). The charger for a portable battery according to claim 1, wherein the protection part (12) can be around a first direction parallel to the setting surface (FL) on which the charger (1) is arranged, or the first direction The axis extending in the second direction intersecting the direction rotates. The charger for a portable battery according to claim 2, wherein the protection part (12) can be around a first direction parallel to the setting surface (FL) on which the charger (1) is arranged, or a first direction parallel to the first direction. The axis extending in the second direction intersecting the direction rotates. The portable battery charger of claim 3, wherein the above-mentioned battery (45) When placed on the mounting table (8), the mounting table (8) is moved to the bottom, and the charger for the portable battery is further provided with a fixing portion (68), and the fixing portion (68) is arranged on the The charger (1) is in contact with the protection portion (12) along with the downward movement of the mounting table (8), and the protection portion (12) is accompanied by the downward movement of the mounting table (8). Then, it abuts against the fixed portion (68), thereby rotating around the axis. The portable battery charger according to claim 4, wherein when the battery (45) is placed on the mounting table (8), the mounting table (8) is moved downward, and the portable battery The battery charger is further provided with a fixing part (68), the fixing part (68) is provided on the above-mentioned charger (1), and is in contact with the above-mentioned protective part ( 12) The protection portion (12) is in contact with the fixing portion (68) along with the downward movement of the mounting table (8), thereby rotating around the axis. The portable battery charger according to any one of claims 1 to 6, wherein the protection part (12) is provided with: a protection part body (120), which is not placed on the battery (45) Covering the terminal opening (80) in the state of the mounting table (8); and a pair of leg parts (121), which are arranged to extend from the protection part body (120) and sandwich the terminal part (9); and Each of the pair of leg portions (121) is provided with a rotation center (C1) of the protection portion (12), and the protection portion (12) is formed so as to be rotatable toward the inside of the charger (1). The portable battery charger according to claim 7, wherein the foot portion (121) is provided with an extension portion (127) extending toward the outside of the charger (1), The said protection part (12) rotates toward the inside of the said charger (1) by the said extension part (127) contacting the fixing part (68) provided in the said charger (1). The charger for a portable battery according to any one of claims 1 to 6, wherein a communication opening (81) communicating with the interior of the charger (1) is provided on the mounting table (8), and the The portable battery charger is further provided with a cover body (85), the cover body (85) covers the communication opening (81) and is detachably mounted on the mounting table (8). The charger for a portable battery according to claim 7, wherein a communication opening (81) communicating with the interior of the charger (1) is provided on the mounting table (8), and the portable battery is charged The device further includes a cover (85) which covers the communication opening (81) and is detachably attached to the mounting table (8). The charger for a portable battery according to claim 8, wherein a communication opening (81) communicating with the interior of the charger (1) is provided on the mounting table (8), and the portable battery is charged The device further includes a cover (85) which covers the communication opening (81) and is detachably attached to the mounting table (8). The portable battery charger according to claim 9, wherein the protection part (12) is provided with a protection part body (120), and the protection part body (120) is not placed on the battery (45) Covering the terminal opening (80) in the state of the mounting table (8), a frame-shaped extension (123) is provided on the protection part main body (120), and the frame-shaped extension (123) is attached to the battery (45) without the battery (45). ) extends outward from the protective portion main body (120) in a state placed on the mounting table (8), and is formed in a frame shape along the outer periphery of the protective portion main body (120). The portable battery charger according to claim 10, wherein the protection part (12) is provided with a protection part body (120), and the protection part body (120) is not connected to the battery (45) Covering the terminal opening (80) in a state of being placed on the mounting table (8), a frame-shaped extension (123) is provided on the protection part main body (120), and the frame-shaped extension (123) is attached to The battery (45) extends outward from the protector body (120) in a state where the battery (45) is not placed on the mounting table (8), and is formed in a frame shape along the outer periphery of the protector body (120). The portable battery charger of claim 11, wherein the protection part (12) is provided with a protection part body (120), and the protection part body (120) is not placed on the battery (45) Covering the terminal opening (80) in the state of the mounting table (8), a frame-shaped extension (123) is provided on the protection part main body (120), and the frame-shaped extension (123) is attached to the battery (45) without the battery (45). ) extends outward from the protective portion main body (120) in a state placed on the mounting table (8), and is formed in a frame shape along the outer periphery of the protective portion main body (120).

Images