TW201940044A - 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

   Charger for portable battery   

The invention relates to a charger for a portable battery.

This application claims priority based on Japanese Patent Application No. 2018-044464 filed in Japan on March 12, 2018, and the contents are incorporated herein by reference.

Conventionally, a charger for charging a battery used in an electric vehicle is disclosed in, for example, Patent Document 1. Patent Document 1 discloses a portable power supply device including a battery that supplies operating power to electrical equipment, and a charger that detachably mounts the battery and charges the battery.

    [Prior technical literature]         [Patent Literature]    

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

However, in the charger described in Patent Document 1, the terminal portion of the charger is always exposed when the battery is not mounted on the charger, so foreign matter such as dust or the like is attached to the terminal portion of the charger. There is a high possibility that an impact caused by a falling object or the like is applied to the terminal portion of the device.

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

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

(1) The portable battery charger according to the aspect of the present invention is provided with: a mounting table (8), which can mount a portable battery (45) used in an electric vehicle; a terminal section (9) In a state where the battery (45) is not placed on the mounting table (8), the battery (45) is disposed at a position opposite to the position where the battery 45 is placed on the mounting table (8). And a protection section (12), which protects the terminal section (9) in a state where the battery (45) is not placed on the mounting table (8), and the mounting table (8) is provided with The terminal opening (80) opened in the corresponding portion of the terminal portion (9), and the protective portion (12) covers the terminal opening (80) in a state where the battery (45) is not placed on the mounting table (8). ), And when the battery (45) is placed on the mounting table (8), the battery (45) is moved 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 in the up-down direction, and the terminal portion (9) is provided without the battery (45). It is arrange | positioned below the said mounting base (8) in the state arrange | positioned on the said mounting base (8).

(3) The charger for a portable battery as described in (1) or (2) above, wherein the protective part (12) may be a mounting surface (FL) around which the charger (1) is provided. An axis extending in a first parallel direction or a second direction crossing the first direction rotates.

(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) is moved to The charger of the portable battery is further provided with a fixing portion (68) which is provided on the charger (1) and moves downward with the mounting table (8) The protective portion (12) abuts against the fixed portion (68) as the mounting table (8) moves downward, thereby rotating the protective portion (12) about the axis.

(5) The charger for a portable battery according to any one of (1) to (4) above, wherein the protection section (12) may also include a protection section body (120), which is The battery (45) is placed on the mounting table (8) to cover the terminal opening (80); and a pair of feet (121) are provided to extend from the protection portion body (120) and clip The terminal portion (9); and a rotation center (C1) of the protective portion (12) is provided on each of the pair of leg portions (121), and the protective portion (12) is formed so as to be able to face the charging (1) rotates inside.

(6) The portable battery charger according to the above (5), wherein the leg portion (121) is provided with an extension portion (127) extending toward the outside of the charger (1). The protection portion (12) is rotated toward the inside of the charger (1) by the extension portion (127) abutting on a fixing portion (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 be provided with internal communication with the charger (1) The communication opening (81) of the portable battery further includes a cover (85) which covers the communication opening (81) and is detachably mounted on the mounting table ( 8).

(8) The portable battery charger according to the above (7), wherein the protection part (12) may be provided with a protection part body (120), and the protection part body (120) is made without The battery (45) covers the terminal opening (80) in a state of being placed on the mounting table (8), and a frame-shaped extension (123) is provided on the protection part body (120). The frame-shaped extension (123) is In a state where the battery (45) is not placed on the mounting table (8), the protective portion body (120) extends outward from the protective portion body (120) and is formed in a frame shape along the outer periphery of the protective portion body (120).

According to the portable battery charger according to the above (1) of the present invention, a terminal opening opened at a portion corresponding to the terminal portion is provided on the mounting table, 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 attaching to the terminal portion or applying an impact to the terminal portion. In addition, the protective portion is moved in conjunction with the mounting base when the battery is placed on the mounting base, so that the terminal opening is exposed, thereby allowing the battery to be fitted to the terminal portion without a special operation. Therefore, the terminal portion can be protected.

According to the portable battery charger of the above (2) of the present invention, the mounting table can be moved in the up-down direction, and the terminal portion is arranged under the mounting table without the battery being placed on the mounting table, so it plays a role The following effects. That is, when the battery is conveniently placed on the mounting table from above, it is also possible to prevent the impact on the terminal portion. In addition, even when 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 protective portion may extend in a first direction parallel to the installation surface on which the charger is provided or in a second direction crossing the first direction. With this, the terminal portion can be protected by a simple structure utilizing a rotation operation around the shaft.

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

According to the portable battery charger according to the above (5) of the present invention, the protective portion is provided with: a protective portion main body that covers the terminal opening when the battery is not placed on the mounting table; and a pair of feet, These are provided to extend from the main body of the protection portion and sandwich the terminal portion; and a rotation center of the protection portion is provided at each of a pair of leg portions, and the protection portion is formed to be rotatable toward the inner side of the charger. effect. Only by placing the battery on the mounting table, the protection portion rotates toward the inside of the charger, so that the protection 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 feet, whereby the protection portion can be rotated more stably around the axis than the configuration in which the rotation center is provided on only one of the legs. In addition, the protective portion is formed to be rotatable toward the inner side of the charger, thereby allowing the inside of the charger to be used as the rotation space of the protective portion. Therefore, it is possible to achieve a higher cost than the configuration in which the protective portion is rotatable to the outside of the charger. Miniaturization of the charger.

According to the portable battery charger of (6) of the present invention, the leg portion is provided with an extension portion extending toward the outside of the charger, and the protection portion is abutted against the fixing provided on the charger by the extension portion. The unit rotates toward the inside of the charger, so the following effects are achieved. The terminal portion can be protected by a simple structure that makes contact between the extension portion from the leg portion and the fixed portion.

According to the present invention (7), the portable battery charger is provided with a communication opening communicating with the interior of the charger on the mounting table, and the charger for the portable battery further includes a cover, and the cover system. The following effects are achieved by covering the communication opening and being detachably mounted on the mounting table. By removing the cover from the mounting table, the inside of the charger can be accessed through the communication opening. Therefore, even when foreign matter such as dust enters the inside of the charger, the foreign matter can be removed through the communication opening.

According to the portable battery charger according to the above (8) of the present invention, the protection unit is provided with a protection unit body, and the protection unit system covers the terminal opening when the battery is not placed on the mounting table, and protects the battery. The main body is provided with a frame-shaped extension. The frame-shaped extension extends from the protective body to the outside when the battery is not placed on the mounting table, and is formed in a frame shape along the outer periphery of the protective body. The following effects. Foreign matter such as dust adhering to the protection portion can be kept in the area inside the frame-shaped extension portion. That is, the protective portion 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 a foreign object adheres to the inner region of the frame-shaped extension portion, it is possible to suppress the foreign object from falling in an unexpected direction. That is, the foreign matter adhering to the inner region of the frame-shaped extension can be dropped toward the inner side of the charger. Therefore, when a communication opening communicating with the interior 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‧‧‧ Outer body (side wall)

4‧‧‧shell components

6‧‧‧ Battery Room

7, 7A‧‧‧ substrate room

8‧‧‧ mounting table

8a‧‧‧front

8b‧‧‧ behind

8c‧‧‧left

8d‧‧‧ right

9‧‧‧Terminal

10‧‧‧ Buffering Agency

11‧‧‧Guiding agency

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 (trapezoidal recess)

38‧‧‧ entrance

39‧‧‧battery opening (opening)

39a‧‧‧ leading edge

39b‧‧‧

39c‧‧‧Left Margin

39d‧‧‧Right edge

40‧‧‧ Housing

41‧‧‧Shell side flange

45‧‧‧ Battery

45a‧‧‧front

45b‧‧‧ behind

45c‧‧‧left

45d‧‧‧ right

46‧‧‧Grip

47‧‧‧The biggest protruding end (the most prominent part)

50‧‧‧ frame-like frame

51‧‧‧ Plate-shaped first plate

52‧‧‧ Plate-shaped second plate

53‧‧‧Link Post

55‧‧‧The first board connecting piece

60‧‧‧Bottom wall of battery room

61‧‧‧Battery chamber side wall

62‧‧‧ Battery chamber flange (flange)

65‧‧‧ discharge pipe

66‧‧‧Emission connection

68‧‧‧Fixed section

70‧‧‧ bottom wall of substrate chamber

71, 72‧‧‧Control board (substrate)

73‧‧‧ spacer

80‧‧‧ terminal opening

81‧‧‧Communication opening

82‧‧‧Drain recess

83‧‧‧drain hole

85‧‧‧ cover

86‧‧‧ Cover body

87‧‧‧ Cover 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‧‧‧ bottom right extension

100‧‧‧Piston rod

101‧‧‧ cylinder cylinder

110‧‧‧ slider

111‧‧‧ track

120‧‧‧Protection body

121‧‧‧foot (protect foot)

122‧‧‧ Empowerment component

123‧‧‧Frame extension

125‧‧‧First extension

126‧‧‧Second Extension

127‧‧‧Extended Department

128‧‧‧Second locking protrusion

130‧‧‧LED substrate

131‧‧‧LED components

132‧‧‧Fixed components

209‧‧‧Peripheral parts

210‧‧‧ Slider

211‧‧‧pole support

212‧‧‧Frame wall

220‧‧‧ extension wall below

230‧‧‧ sliding mechanism

231‧‧‧body support

232‧‧‧first axis

233‧‧‧arm

234‧‧‧Second axis

235‧‧‧arm enabling component

236‧‧‧Guide Board

237‧‧‧Slit

250‧‧‧ Upper wall of substrate chamber

251‧‧‧ flange wall

255‧‧‧ Foreign object receiving area

256‧‧‧ ring wall

310‧‧‧Upright section

315‧‧‧Guiding member

316‧‧‧ Bend

317‧‧‧Straight line

320‧‧‧Protection body

321‧‧‧foot protection

322‧‧‧Empowering component

323‧‧‧Frame extension

325‧‧‧First extension

326‧‧‧second extension

327‧‧‧Extended Department

328‧‧‧ locking recess

329‧‧‧Guide recess

C1‧‧‧ Protection Center Rotation Center

CL‧‧‧ center axis

F1‧‧‧arrow

FL‧‧‧ Ground (Setting surface)

FR‧‧‧Front

LH‧‧‧Left

P1‧‧‧center

P2‧‧‧gravity position

R1‧‧‧Rotation direction

R2‧‧‧moving direction

S1‧‧‧ Sliding direction

UP‧‧‧above

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

FIG. 2 is a plan view of the charger of the embodiment.

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

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

Fig. 5 is a view including a V-V cross section of Fig. 2.

FIG. 6 is a perspective view of the inside of the charger of the embodiment.

FIG. 7 is a view in which the cover and the connecting post are removed in FIG. 6.

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

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

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

FIG. 11 is an explanatory diagram of an arrangement position of a terminal portion in the embodiment.

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

Fig. 13 is a perspective view of a protective portion of the embodiment.

Fig. 14 is a perspective view of a protective portion according to a modification of the embodiment.

Fig. 15 is a perspective view of a protective portion according to a modification of the embodiment.

FIG. 16 is a right side view showing the operation of the protection unit according to the modification of the embodiment.

FIG. 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 where the mounting table is positioned at the uppermost position in a modification of the embodiment.

FIG. 19 is a perspective view showing a state where the placing table is moved to the lowermost position in a modification of the embodiment.

Fig. 20 is a left side view showing the operation of the protection unit according to the modification of the embodiment.

Fig. 21 is a perspective view of a protective portion according to a modification of the embodiment.

Fig. 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 figure, the same symbols are assigned to the same components. In the embodiment, as an example of a charger for a portable battery, a charger for a portable battery (mobile battery) used in an electric two-wheeled locomotive (saddle-type electric vehicle) will be described. In the embodiment, the setting surface of the charger (hereinafter also referred to as "charger") provided with a portable battery (hereinafter also referred to simply as "battery") is set as a flat floor indoor.

<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 exterior body 3, which constitutes the side wall of the charger 1; 45 (refer to FIG. 10) in an opening manner 39 (hereinafter also referred to as “battery opening 39”); a frame 5 (refer to FIG. 6), which constitutes the skeleton of the charger 1; a battery chamber 6 (refer to FIG. 5), The battery 45 is mounted thereon; the substrate chamber 7 (refer to FIG. 5) houses a substrate for controlling the charging of the battery 45; the mounting table 8 can mount the battery 45; and the terminal portion 9 (refer to FIG. 5) 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), the terminal portion 9 is protected.

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

<Abutment 2>

When viewed from the bottom of FIG. 3, the abutment 2 is formed in a rectangular shape with long sides in the left-right direction. The four corners of the abutment 2 are formed in an arc shape protruding outward. As shown in FIG. 5, the abutment 2 is provided with: a base body 20 that supports the constituent elements of the charger 1 from below; feet 21 that extend from the four corners of the abutment body 20 toward the ground; and abutment flanges 22, which extends upward from four sides of the abutment 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 a recessed portion 23 that forms a gap with the floor FL. In the sectional view of FIG. 5, the recessed portion 23 is formed by the lower surface of the base body 20 and the outer surfaces of the pair of leg portions 21. A drainage port 24 (see FIG. 3) is provided in the recessed portion 23 and communicates with the discharge pipe 65 (see FIG. 8).

<Exterior body 3>

As viewed before FIG. 4, the exterior body 3 is formed in a trapezoidal shape with a lower side shorter than an upper side. The exterior body 3 is formed as a rectangular tube extending in the up-and-down direction so that the opening area becomes larger toward the upper side. The lower end of the exterior body 3 is combined with the abutment 2.

As shown in FIG. 3, the left-right width of the exterior body 3 is larger than the front-back width 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 at intervals in the front-rear direction. The left wall 33 and the right wall 34 face each other at intervals in the left-right direction. The front wall 31, the rear wall 32, the left wall 33, and the right wall 34 are mutually connected to adjacent walls. The front wall 31, the rear wall 32, the left wall 33, and the right wall 34 are integrally formed with the same member. When viewed from the bottom of FIG. 3, the connecting portions of the front and rear walls 31 and 32 and the left and right walls 33 and 34 are formed in an arc shape protruding outward.

As shown in FIG. 4, a trapezoidal concave portion 35 (hereinafter also referred to as a “trapezoidal concave portion 35”) that is recessed upward is provided at the lower portion of the exterior body 3. The trapezoidal recess 35 is provided at the center of the lower part of each of the front wall 31, the rear wall 32, the left wall 33, and the right wall 34. A part of the abutment 2 is exposed to the outside by the trapezoidal recess 35.

<Shell 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 plan view of Fig. 2, the outer shape of the outer shell member 4 is larger than that of the abutment 2 (see Fig. 3). The four corners of the case member 4 are formed in an arc shape protruding outward.

As shown in FIG. 4, the case member 4 is attached to the upper end portion of the exterior body 3. The case member 4 covers the exterior body 3 from above. An introduction port 38 is provided between the upper end of the exterior body 3 and the case member 4 so as to allow cooling air to be introduced.

As shown in FIG. 5, the case member 4 includes a case body 40 that forms a battery opening 39 and a case-side flange 41 that extends downward from the case body 40. In the plan view of FIG. 9, the battery opening 39 has a contour substantially the same 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.

In the plan view of FIG. 9, the battery 45 has a front side 45a extending in the left-right direction, a rear side 45b formed in a curved shape protruding toward the rear, and a left side 45c and a right side 45d, which are equal to the front and back, Direction. In FIGS. 9 and 10, reference numeral 46 denotes a holding portion (handle) for holding the battery 45.

In the plan view of FIG. 9, the battery opening 39 is divided into: a leading edge 39 a that extends in the left-right direction; a trailing edge 39 b that is formed in a curved shape protruding toward the rear; and a left and right pair of left edges 39 c and The right edge 39d is equal to extending in the front-rear direction.

With this, even if the battery 45 is to be inserted into the battery opening 39 in a state where the battery 45 is reversed, the battery 45 cannot be inserted because the convex portion of the rear edge 45b of the battery 45 touches the leading 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 50 that is disposed on the upper portion of the charger 1; and a plate-shaped first plate 51 that is disposed above and below the frame 50 and the base 2; The plate-like second plate 52 is arranged above and below the first plate 51 and the base 2; and a plurality of connecting columns 53 that connect the frame body 50, the first plate 51 and the second plate 52.

The frame 50 and the first plate 51 divide the battery chamber 6.

The first plate 51 and the second plate 52 divide 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 which extends in an L shape from the outer peripheral end of the second plate 52 downward to connect the second plate 52 and the base 2.

The connecting post 53 extends in the vertical direction. The upper end portion of the connecting post 53 extends upward from the frame 50. The lower end of the connecting post 53 is connected to the abutment 2 (abutment body 20). In the embodiment, one connecting post 53 is arranged at each of the front part, the left part, and the right part of the charger 1, and three parts are arranged in total. The upper half of the connecting post 53 constitutes a guide mechanism 11 that guides the mounting table 8.

A frame 50 is connected to the upper portion of the connecting post 53 from the outside.

A first plate 51 is connected to the upper and lower middle portions of the connecting post 53. In FIG. 6, reference numeral 55 denotes a first plate connecting piece which extends from the outer peripheral end of the first plate 51 to the outside to form an insertion portion (a connecting portion) of the connecting post 53.

<Battery chamber 6>

As shown in FIG. 5, the battery chamber 6 includes a battery chamber bottom wall 60 on which a 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 battery chamber bottom wall 60 is fixed on the first plate 51. In a space above the bottom wall 60 of the battery chamber, a battery 45 (see FIG. 10) and a mounting table 8 are stored. The outer shape of the battery chamber bottom wall 60 is larger than that 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.

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

As shown in FIG. 8, a discharge pipe 65 connecting the bottom wall 60 of the battery chamber and the base 2 is provided in front of the battery chamber 6. The discharge pipe 65 is a pipe extending in the vertical direction. In FIG. 8, reference numeral 66 denotes a discharge connection portion that 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, reference numeral 68 denotes a fixed portion that comes into contact with the protection portion 12 as the mounting table 8 (see FIG. 5) moves downward. The fixing portion 68 is provided above the right portion of the battery chamber bottom wall 60. The fixing portion 68 is attached to the right side of the terminal portion 9 and stands upward from the battery chamber bottom wall 60.

<Substrate chamber 7>

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

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

The plurality of control substrates 71 and 72 are a plurality of first control substrates 71 mounted on a central portion of the substrate chamber bottom wall 70 and a plurality of second control substrates 72 standing upward from the periphery of the substrate chamber bottom wall 70.

The plurality of first control substrates 71 are surrounded by the plurality of second control substrates 72.

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

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

<Mounting table 8>

As shown in FIG. 5, the mounting table 8 is disposed inside the battery opening 39. The mounting table 8 is movable in the vertical direction. The terminal portion 9 is disposed 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 shown by the two-point chain line in FIG. 5). When the battery 45 is placed on the mounting base 8, the mounting base 8 is fitted to the terminal portion 9 by moving downward. In FIG. 5, a state where the mounting table 8 is moved to the lowermost position is indicated by a solid line.

The mounting table 8 is formed in a rectangular shape in a plan view in FIG. 2. The mounting table 8 has a shape substantially the same as that of the battery 45 (see FIG. 9) in plan view. In the plan view of FIG. 2, the mounting table 8 has: a front side 8 a extending in the left-right direction; a rear side 8 b formed in a curved shape protruding toward the rear; Extend in the front-back direction.

The mounting base 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 inside of the charger 1.

The terminal opening 80 is arranged at the rear of the mounting table 8. In the plan view of FIG. 2, the terminal opening 80 extends in the left-right direction.

The communication opening 81 is arranged in front 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 with long sides in the left-right direction.

A cover 85 is provided on the mounting table 8 so as to cover the communication opening 81. The cover 85 is detachably attached to the mounting table 8. In the plan view of FIG. 2, the cover body 85 is provided with: a cover body 86 formed in a rectangular shape larger than the communication opening 81 (see FIG. 7); and a pair of left and right cover extension pieces 87 which are self-covered. The left and right outer ends of the body main body 86 extend outward. In FIG. 2, reference numeral 88 denotes an insertion hole, which is a connection member through which a bolt or the like for fixing the cover extension piece 87 to the mounting table 8 is inserted. FIG. 7 shows a state where the lid body 85 is removed from the mounting table 8.

Drainage recesses 82 are provided at four corners of the mounting table 8 and recessed downward. In the plan view of FIG. 2, the drainage recess 82 is formed in a circular shape. The drainage recessed portion 82 is inclined and recessed so as to be located further downward toward the center side. The corners of the front portion of the cover 85 form a drainage recess 82 together with the mounting table 8. A drainage hole 83 is provided in the center of the drainage recessed portion 82 and penetrates the mounting table 8 in the thickness direction (up-down direction).

As shown in FIG. 7, a mounting table support 90 that supports the mounting table 8 from below is mounted below the mounting table 8. The mounting table support 90 includes: a pair of front and rear left and right outer extensions 91 that extend toward the left and right outer sides than the left and right sides of the mounting table 8; and a first lower extension 92 that is more front than the front of the mounting table 8 While extending downwards; a pair of left and right second lower extensions 93 extending downward from the left and right side portions of the mounting table 8; and a front and lower extending portion 94 extending forward and outward from the second lower extension 93 extend.

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

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

The upper ends of the mounting table enabling members 95 are attached to the left and right side portions of the frame 50. The lower end of the mounting table enabling member 95 is attached to the lower end of the lower extension portion 94 before the mounting table support 90.

The mounting table enabling member 95 moves the mounting table 8 which is moved downward when the battery 45 (see FIG. 10) is placed on the mounting table 8. Specifically, when the mounting table enabling member 95 is not placed on the mounting table 8, the mounting table 8 stored in the battery chamber 6 is returned to a position before the battery 45 is placed 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 of the battery opening 39, the mounting table enabling member 95 returns the mounting table 8 stored in the battery chamber 6 to its original position.

In FIG. 5, the mounting table 8 moving to the bottom is shown by a solid line, and the mounting table 8 before moving to the bottom (the original position) is shown by a two-point chain line.

<Terminal part 9>

As shown in FIG. 5, the terminal portion 9 is in a state in which the battery 45 is not placed on the mounting table 8, and is disposed opposite to the mounting table 8 at a position (upper position) on the side on which the battery 45 is placed. Side position (lower position). 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. Both left and right ends of the terminal support plate 96 are fixed to the upper surface of the battery chamber bottom wall 60 via pillar members (not shown) extending in the vertical direction.

A portion of the terminal portion 9 which is higher than the upper surface of the terminal support plate 96 is fitted to the bottom of the battery 45 and is electrically connected to a battery-side terminal (not shown) provided at the bottom of the battery 45.

The lower portion of the terminal portion 9 than the lower surface of the terminal support plate 96 is electrically connected to the control substrates 71 and 72 via various wirings (not shown).

The terminal portion 9 is disposed at a position higher than the extended 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 the portion 47 (hereinafter, also referred to as the “lowest largest protruding end 47”) that protrudes toward the terminal portion 9 when the battery 45 is inserted obliquely into the battery opening 39. position.

Here, the largest protruding end 47 below the battery 45 means that when the rectangular parallelepiped battery 45 is inserted obliquely into the battery opening 39, the central axis CL of the battery opening 39 bisects the corner of the rectangular parallelepiped battery 45 in half. 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 a bisector of a corner of the battery 45.

<Buffer mechanism 10>

The buffer mechanism 10 (see FIG. 6) suppresses the fitting speed of the battery 45 toward 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 a speed when the terminal portion 9 is fitted to the bottom of the battery 45. The fitting speed is a relative speed of the battery 45 and the terminal portion 9 at the time of fitting. In the embodiment, the terminal portion 9 is fixed at a fixed position with respect to the battery chamber bottom wall 60, so the fitting speed is the downward moving speed (falling speed) of the battery 45. According to the embodiment, since the fitting speed of the battery 45 to the terminal portion 9 is slower than that of the configuration without the buffer mechanism 10, it is possible to avoid the impact on the terminal portion 9.

In the plan view of FIG. 2, a plurality of buffer mechanisms 10 are arranged on the opposite sides of the mounting table 8 with point symmetry at the center position P1 of the mounting table 8 in a symmetrical manner. In the embodiment, two cushioning mechanisms 10 are arranged on the left side 8c and the right side 8d of the mounting table 8 so as to have two symmetry (the left-right axis is a symmetrical axis and the line is symmetrical). In the plan view of FIG. 2, the two buffer mechanisms 10 are arranged on both sides (the left side 8 c and the right side 8 d) 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 accommodating the piston rod 100 slidably, and an energizing member (not shown) such as a spring. (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 extensions 91 of the mounting table support 90. The lower end of the cylinder 101 is fixed to the base 2. The return spring (not shown) suppresses an impact force when the terminal portion 9 (see Fig. 5) is fitted to the bottom of the battery 45.

<Guiding 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 area surrounding the center of gravity position P2 of the battery 45 (the area surrounded by a one-point chain line formed as an inverted triangle in a plan view in FIG. 2).

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

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 disposed on the right side 8d of the mounting table 8 is also referred to as" the right guide mechanism 11 ".

The front guide mechanism 11 is disposed 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 disposed at positions offset from the center position in the front-rear direction of the mounting table 8 and rearward.

As shown in FIG. 6, the guide mechanism 11 is provided with the slider 110 (refer FIG. 7), and the rail 111 which supports the slider 110 slidably.

As shown in FIG. 7, the slider 110 is fixed to the first lower extension portion 92 and the second lower extension portion 93 of the mounting table support 90.

As shown in FIG. 6, the rail 111 is fixed to an inner portion of the upper half of the connecting post 53.

<Protection Division 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 protection portion 12 covers the terminal opening 80 in a state where the battery 45 is not placed on the mounting table 8 (see FIG. 5). When the battery 45 is placed on the mounting table 8, the protection section 12 moves in conjunction with the mounting table 8 to expose the terminal opening 80.

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

As shown in FIG. 13, the protection section 12 includes a protection section body 120 that covers the terminal opening 80 (see FIG. 5) without the battery 45 placed on the mounting table 8, and a pair of leg sections 121 ( Hereinafter, it is also referred to as "protective foot 121"), which extends outward from the protective body 120; and an energizing member 122 (see Fig. 12), which energizes the protective foot 121.

The protection body 120 extends in the left-right direction. The protective body 120 is formed in a plate shape larger than the terminal opening 80. The protection unit 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.

The protective portion body 120 is provided with a frame-shaped extension portion 123 formed in a frame shape along the outer periphery of the protective portion body 120. The frame-shaped extension portion 123 extends upward from the protection portion main body 120 in a state where the battery 45 is not placed on the mounting table 8. The outer shape of the frame-shaped extending portion 123 has substantially the same shape as the outer periphery of the terminal opening 80 (see FIG. 2) in a plan view. 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 extension 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 extension 123 located inside the charger 1 may be lower than other portions.

The protection leg portion 121 is provided with a pair of left and right sides of the terminal portion 9 (see FIG. 12). In FIG. 12, the illustration of the left protective leg portion 121 of the pair of protective leg portions 121 is omitted. The protective leg portion 121 abuts against the fixed portion 68 as the mounting table 8 moves downward, thereby rotating around the axis extending in the first direction (left-right direction). A rotation center of the protection portion 12 is provided on each of the pair of protection leg portions 121. In FIG. 13, the symbol C1 indicates the rotation center of the protection portion 12.

As shown in FIG. 13, in a state where the battery 45 (see FIG. 10) is not placed on the mounting table 8, the protection foot 121 is provided with a first extension 125 that extends from the left and right outer ends of the protection body 120. The second extension portion 126 extends downward from the left and right outer ends of the first extension portion 125; the extension portion 127 extends backward from the lower end of the second extension portion 126; and The two locking protrusions 128 protrude forward from the lower portion of the second extension 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 is a pair of protective foot portions 121 (hereinafter, also referred to as “right protective foot portion 121”) that is always opposite to the rotation direction R1 of the protective portion 12. The direction of empowerment. The first end of the energizing member 122 is attached to the first locking convex portion 98. The second end of the energizing member 122 is attached to the second locking protrusion 128.

In a state where the battery 45 is not placed on the mounting table 8, the rear end of the extension portion 127 is located above the fixing portion 68. When the battery 45 is placed on the mounting table 8, the protection portion 12 abuts against the fixing portion 68 by the extension portion 127, and rotates toward the inside of the charger 1 against the empowerment of the energizing member 122. In FIG. 12, the symbol R1 indicates the rotation direction of the protection portion 12. In FIG. 12, the protection portion 12 when rotating toward the inside of the charger 1 is indicated by a two-dot chain line.

<LED substrate 130>

As shown in FIG. 9, an LED substrate 130 may be provided on the casing body 40. The LED substrate 130 is disposed between the housing body 40 and the guide mechanism 11 in the up-down direction. The LED substrate 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 in a linear arrangement at intervals in the left-right direction. The left and right end portions of the LED substrate 130 are attached to the case body 40 at positions avoiding the guide mechanism 11. For example, the left and right end portions of the LED substrate 130 are fixed to the case body 40 by fixing members 132 such as self-tapping screws. 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. In a plan view, the guide mechanism 11 is located further rearward than the front end of the LED substrate 130.

The portion (front portion extending in the left-right direction) in which the LED substrate 130 is provided in the housing body 40 requires a width (front-rear length) of at least the amount of the LED substrate 130. In the embodiment, the guide mechanism 11 is arranged with a width equivalent to that of the LED substrate 130. Specifically, a guide mechanism 11 is disposed in a portion of the housing body 40 where the LED substrate 130 is provided, and a guide portion 11 is not provided in a portion where the LED substrate 130 is not provided (a rear portion extending in the left-right direction).引 机构 11。 Lead mechanism 11. Thereby, the width of the portion where the LED substrate 130 is not provided can be made as narrow as possible, and the installation area of the charger 1 can be made small.

<Action>

The operation of the charger 1 according to the embodiment will be described below.

In the embodiment, in a state where the battery 45 is not placed on the mounting table 8 (hereinafter also referred to as “initial state”), the mounting table 8 is disposed inside the battery opening 39 (see FIG. 5). In the initial state, the terminal portion 9 is disposed below the mounting table 8. In FIG. 5, the two-point chain line shows the mounting table 8 at the position of the initial state.

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

In the embodiment, the left and right pair of mounting table enabling members 95 (only the left mounting table enabling member 95 is shown in FIG. 6) are always charging the mounting table 8 upward, so the mounting table 8 series and the battery 45 moves against the energizing ability of the placing table energizing member 95 together.

In addition, in the embodiment, one of the three guide mechanisms 11 (see FIG. 6) is disposed on each of three sides of the mounting table 8, so that the mounting table 8 and the battery 45 can be smoothly moved downward together. As the mounting table 8 moves downward, the terminal portion 9 slowly protrudes upward from the terminal opening 80.

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

In the embodiment, the two buffer mechanisms 10 (refer to 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 evenly restrained toward 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 of the battery opening 39 in the lowered state of the mounting base, the mounting base 8 returns to the original position (the position in the initial state).

In the embodiment, the left and right pair of mounting table enabling members 95 (see FIG. 6) always energize the mounting table 8 upward, so that the mounting table 8 without the battery 45 can be smoothly moved to the original position. s position.

<Operation of Protection Section 12>

The operation of the protection unit 12 according to the embodiment will be described below.

In the embodiment, the protective portion 12 (see FIG. 12) covers the terminal opening 80 (see FIG. 5) in a state (initial state) in which the battery 45 (see FIG. 10) is not placed on the mounting table 8, and When the battery 45 is placed on the mounting table 8, the battery 45 moves in conjunction with the mounting table 8 to expose the terminal opening 80.

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

As shown in FIG. 12, in the embodiment, the extension portion 127 is located above the fixed portion 68 in an initial state. In addition, the energizing member 122 always energizes the right protection leg portion 121 in a direction opposite to the rotation direction R1 of the protection portion 12. Therefore, when the battery 45 is placed on the mounting table 8, a force in the direction of the arrow F1 acts on the extension portion 127, so the protection portion 12 opposes the empowerment of the energizing member 122 and faces the inside of the charger 1. Spin.

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

As described above, the charger 1 of the above-mentioned embodiment is provided with: a mounting table 8 that can mount a portable battery 45 used in an electric vehicle; and a terminal portion 9 that does not mount the battery 45 In the state of the mounting table 8, the mounting table 8 is disposed at a position opposite to the position on which the battery 45 is mounted; and the protection section 12 is configured to place the battery 45 on the mounting table 8 without being placed on the mounting table 8. In the state, the terminal portion 9 is protected; and the mounting base 8 is provided with a terminal opening 80 opened at a portion corresponding to the terminal portion 9, and the protection portion 12 is in a state where the battery 45 is not placed on the mounting base 8. The terminal opening 80 is covered and 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.

According to this configuration, the mounting base 8 is provided with a terminal opening 80 that is opened at a portion corresponding to the terminal portion 9, so that the battery 45 and the terminal portion 9 can be connected through the terminal opening 80. In addition, the protection portion 12 covers the terminal opening 80 in a state where the battery 45 is not placed on the mounting table 8, whereby 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 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 so that the terminal opening 80 is exposed, so that the battery 45 can be fitted to the terminal section without a special operation. 9. Therefore, the terminal portion 9 can be protected.

In the above embodiment, the mounting table 8 is movable in the up-down direction, and the terminal section 9 is arranged below the mounting table 8 without the battery 45 being placed on the mounting table 8. Therefore, the following effects are achieved. That is, when the battery 45 is conveniently placed on the mounting table 8 from above, it is possible to prevent an impact from being applied to the terminal portion 9. In addition, even when 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-mentioned embodiment, the protection portion 12 is rotatable about an axis extending in a first direction parallel to the installation surface FL on which the charger 1 is installed, and thereby, a simple operation using a rotation motion around the axis is possible. It is configured to protect the terminal portion 9.

In the above-mentioned embodiment, when the battery 45 is placed on the mounting table 8, the mounting table 8 is moved downward, and the portable battery charger further includes a fixing portion 68, which is provided. The charger 1 abuts against the protection portion 12 with the downward movement of the mounting table 8, and the protection portion 12 abuts against the fixed 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 protection portion 12 rotates around the axis, so that the protection portion 12 can be automatically removed from the terminal opening 80.

In the above-mentioned embodiment, the protection portion 12 is provided with: a protection portion body 120 that covers the terminal opening 80 without the battery 45 being placed on the mounting table 8; and a pair of leg portions 121 that are provided from the protection portion body 120 extends and is provided with the terminal portion 9 interposed therebetween; and a rotation center C1 of the protection portion 12 is provided at each of the pair of leg portions 121, and the protection portion 12 is formed to be rotatable toward the inside of the charger 1, so The following effects are exhibited. Only by placing the battery 45 on the mounting table 8, the protection portion 12 is rotated toward the inside of the charger 1, so that the protection portion 12 can be automatically removed from the terminal opening 80. In addition, since the rotation center C1 of the protection portion 12 is provided on each of the pair of leg portions 121, the protection portion 12 can be made to rotate more about the axis than the configuration in which the rotation center of the protection portion 12 is provided on only one leg portion 121. Rotate steadily. In addition, since the protection portion 12 is formed to be rotatable toward the inside of the charger 1, the inside of the charger 1 can be used as a rotation space of the protection portion 12, and thus the protection portion 12 is formed to be able to face the outside of the charger 1. Compared with the rotating structure, the size of the charger 1 can be reduced.

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

In the above embodiment, the mounting table 8 is provided with a communication opening 81 that communicates with the inside of the charger 1, and the charger for the portable battery further includes a cover 85 that 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 inside of the charger 1 can be accessed through the communication opening 81. Therefore, even when foreign matter such as dust enters the inside of the charger 1, the foreign matter can be removed through the communication opening 81.

In the above embodiment, the protection portion 12 is provided with a protection portion body 120 that covers the terminal opening 80 without the battery 45 placed on the mounting table 8, and a frame is provided in the protection portion body 120. The frame-shaped extending portion 123 extends from the protective portion main body 120 to the outside 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 protective portion main body 120. The following effects are exhibited. Foreign matter such as dust adhering to the protection portion 12 can be allowed to stay in the area inside the frame-shaped extension portion 123. That is, the protection part 12 can be made to function as a tray of a foreign material. In addition, when the protection portion 12 is rotated toward the inside of the charger 1, even if foreign matter adheres to the inner region of the frame-shaped extension portion 123, it is possible to suppress the foreign matter from falling in an undesired direction. That is, the foreign matter adhering to the inner region of the frame-shaped extension 123 can be dropped toward the inner side of the charger 1. Therefore, when the communication opening 81 communicating with the inside 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.

<Modifications>

In the embodiment described above, the example in which the installation surface on which the charger 1 is installed is a flat floor FL in the room has been described, but it 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 a horizontal plane.

In the above-mentioned embodiment, the example in which the mounting base 8 was formed into a rectangular shape as viewed from the moving direction of the mounting base 8 was described, but it 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 into a polygonal shape other than a rectangle, or may be formed into a circular shape or an oval shape.

In the above embodiment, the movement direction of the mounting table 8 is taken as an example. The buffer mechanism 10 is located on the opposite side of the mounting table 8. The center position P1 of the mounting table 8 is the center of symmetry. The example has been described, but it is not limited to this. For example, when viewed from the moving direction of the mounting table 8, a plurality of buffer mechanisms 10 may be randomly arranged.

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

In the above-mentioned embodiment, an example has been described in which a plurality of guide mechanisms 11 are arranged so as to surround the center of gravity position P2 of the battery 45 when viewed from the moving direction of the mounting table 8, but it is not limited thereto. For example, a plurality of the 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-mentioned embodiment, the example in which the several guide mechanisms 11 were arrange | positioned was demonstrated, but it is not limited to this. For example, only one guide mechanism 11 may be arranged.

In the above-mentioned embodiment, the example in which the buffer mechanism 10 is attached to both sides of the mounting table 8 and viewed from the moving direction of the mounting table 8 is described, but it is not limited. herein. For example, the buffer mechanism 10 may be arranged on one side or three or more sides of the mounting table 8 so as to sandwich the guide mechanism 11. That is, when viewed from the moving direction of the mounting table 8, the buffer mechanism 10 may be provided on at least one side of the mounting table 8 so as to sandwich the guide mechanism 11.

In the above-mentioned embodiment, the example in which the mounting base 8 was arrange | positioned inside the opening part 39 was demonstrated, but it is not limited to this. For example, the mounting table 8 may be disposed outside the opening 39.

In the embodiment described above, an example has been described in which the buffer mechanism 10 and the guide mechanism 11 are separately provided, but the 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 a buffer function of the battery 45 and a guide function of the mounting table 8 respectively.

In the above-mentioned embodiment, the example in which the protection part 12 can rotate around the axis extended in the 1st direction (left-right direction) parallel to the installation surface FL was demonstrated, However, it is not limited to this. For example, the protection portion 12 may also rotate about an axis extending in a second direction (up-down direction or front-rear direction) crossing the first direction. That is, the protection portion 12 may also rotate about an axis extending in a first direction parallel to the installation surface FL on which the charger 1 is provided or a second direction crossing the first direction.

In the embodiment described above, the example in which the protective body 120 is rotatable around the axis has been described, but it is not limited to this. For example, the protection body 120 may slide along the lower surface of the mounting table 8. That is, as long as the protective body 120 covers the terminal opening 80 in a state (initial state) in which the battery 45 is not placed on the mounting table 8, the protective body 120 interlocks with the mounting table 8 when the battery 45 is placed on the mounting table 8. The movement is sufficient to expose the terminal opening 80.

In the above-mentioned embodiment, the example in which the protection part 12 is provided with the following members has been described, but it is not limited thereto. The above-mentioned members refer to the protection part body 120, which does not place the battery 45 on the mounting table 8. The terminal opening 80 is covered in a state of being; a pair of protective leg portions 121 which extend outward from the protective portion body 120; and an energizing member 122 which energizes the protective leg portion 121. For example, as shown in FIG. 14, the protection portion 212 includes a protection portion body 120 that covers the terminal opening 80 without placing the battery 45 on the mounting table 8, and a sliding mechanism 230 that makes the protection portion body 120 slides along the lower surface of the mounting table 8.

In the example of FIG. 14, the sliding mechanism 230 is provided with an L-shaped body support portion 231 which is mounted on the right side of the front portion of the protection portion body 120 without the battery 45 placed on the mounting table 8; A shaft 232 is rotatably inserted into the main body support portion 231 and extends in the first direction (left-right direction); the arm portion 233 is supported at its upper end portion at the right end of the first shaft 232, and in FIG. 16 In the side view (initial state), it leans in a way that it is more backward and lower, and extends linearly; the second shaft 234 is rotatably inserted at the lower end of the arm portion 233, and is connected to the first shaft 232 Extending in parallel; an arm energizing member 235 that energizes the arm portion 233; and a guide plate 236 that guides the body support portion 231. In FIG. 16, the protection portion 212 at the position of the initial state is indicated by a two-dot chain line.

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

In a state where the battery 45 is not placed on the mounting table 8, the arm portion 233 is linearly inclined so as to be positioned 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 protection section body 120 slides along the lower surface of the mounting table 8 against the empowerment of the arm energizing member 235. In FIG. 16, the symbol S1 indicates the sliding direction of the protective body 120. When the protection part body 120 slides in the direction of the arrow S1, the terminal opening 80 is exposed (see FIG. 15).

In the embodiment described above, the example in which the energizing member is a torsion spring has been described, but it is not limited to this. For example, the energizing member may be a spring other than a torsion spring such as a leaf spring or a coil spring. For example, the energizing member may be an elastomer such as rubber. That is, the energizing member is only required to have an energizing ability acting in a direction that maintains the state in which the protective portion covers the terminal opening 80.

In the above-mentioned embodiment, the example in which the slider 110 was fixed to the 1st lower extension part 92 and the 2nd lower extension part 93 of the mounting base support body 90 was demonstrated, but it is not limited to this. For example, as shown in FIG. 17, the mounting table peripheral part 209 including the slider 210 may be integrally formed. For example, the material for forming the mounting table peripheral parts 209 is a resin material. In FIG. 17, reference numeral 210 indicates a slider, reference numeral 211 indicates a rod support portion that supports the upper end of the piston rod 100, and reference numeral 212 indicates a rectangular frame shape formed along the outside of the mounting table 8 (see FIG. 18). Box wall.

In this modification, the mounting table 8 (see FIG. 18), the slider 210, the upper support portion 211, and the frame wall 212 are formed as a single body. That is, the mounting table 8 and the mounting table peripheral parts 209 are integrally formed with the same member. This simplifies the peripheral structure including the mounting table 8 and facilitates the assembly of the charger.

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

FIG. 18 shows the mounting table 8 (at the uppermost state) at the initial position. FIG. 19 shows a state where the mounting table 8 is moved to the lowermost position.

However, in a case where the lower extension wall 220 is provided in the housing body 40, when the mounting table 8 moves downward, there is a gap between the mounting table 8 and the housing member 4 in the vertical direction. In view of this, in the present modified example, the upper and lower heights of the frame body 212 are set to a size that blocks the above-mentioned gap, thereby preventing the mounting table 8 and the housing member 4 even when the mounting table 8 is moved downward. There is a gap between them. Therefore, it is possible to prevent a case where an object or the like is dropped between the mounting table 8 and the case member 4 or the like.

In the above-mentioned embodiment, the substrate chamber 7 is described as an example in which the substrate chamber bottom wall 70 including the plurality of control substrates 71 and 72 and the plurality of control substrates 71 and 72 is housed, but is not limited thereto. For example, as shown in FIG. 17, the substrate chamber 7A may include a substrate chamber upper wall 250 that houses a plurality of control substrates (not shown), and a flange wall extending downward from the periphery of the substrate chamber upper wall 250. 251. That is, the substrate chamber 7A of this modification has a structure 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 upper wall 250 of the substrate chamber 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 a central portion of the substrate chamber upper wall 250 and a plurality of second control substrates standing downward from the periphery of the substrate chamber upper wall 250. In this modification, the height of the second control substrate is lower than the height of the first control substrate. The cooling fan 28 is arranged at a position overlapping the central portion of the upper wall 250 of the substrate chamber in a plan view. In other words, the cooling fan 28 is disposed at a position that avoids the plurality of first control substrates (a position overlapping the plurality of second control substrates in a plan view). That is, the cooling fan 28 is arranged in a portion where the height of the substrate is low. Thereby, the overall height of the charger can be shortened.

In the above embodiment, the example in which the fixing portion 68 is provided on the right side of the terminal portion 9 has been described, but it is not limited to this. For example, as shown in FIG. 20, the upper erected portion 310 erected upward from the battery chamber bottom wall (the upper surface of the substrate chamber 250) and the guide portion that can guide the protection portion 12A may be provided on the left and right sides of the terminal portion 9.引 机构 315。 Lead member 315. In FIG. 20, the upper standing portion 310 and the guide member 315 located on the left side of the terminal portion 9 are shown.

In a side view, the guide member 315 is disposed at a position overlapping the upper portion of the upper standing portion 310. In a side view, the guide member 315 is formed in a ring shape extending in the vertical direction. In FIG. 20, reference numeral 316 indicates a curved portion formed in a curved shape protruding upward and upward in the guide member 315, and reference numeral 317 indicates an upper and lower straight line connected to the curved portion 316 and extending linearly in the vertical direction. unit.

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

The protection leg portion 321 is provided with a pair of left and right sides of the terminal portion 9 (see FIG. 20). In FIG. 20, the illustration of the right protective leg portion 321 of the pair of protective leg portions 321 is omitted. The protective leg portion 321 abuts against the guide member 315 as the mounting table 8 moves downward, thereby rotating around the axis extending in the first direction (left-right direction). A rotation center of the protection portion 12A is provided on each of the pair of protection leg portions 321. In FIG. 21, the symbol C1 indicates the rotation center of the protection portion 12A.

As shown in FIG. 21, in a state where the battery 45 (refer to FIG. 10) is not placed on the mounting table 8, the protective leg portion 321 is provided with a first extension portion 325, which extends from the left and right sides of the protective portion body 320 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 portion. The lower end of the extension portion 326 extends rearward. A locking recess 328 recessed in the rear is provided in front of the second extension portion 326.

As shown in FIG. 20, the energizing member 322 is always opposite to the rotation direction R1 of the protection portion 12A with respect to the left protection leg portion 321 (hereinafter also referred to as “left protection leg portion 321”) of the pair of protection leg portions 321. The direction of empowerment. The first end of the energizing member 322 is attached to the locking convex portion (not shown). The second end of the energizing member 322 is attached to the locking recess 328 of the left protection leg 321.

When the battery 45 is not placed on the mounting table 8, the rear end of the extension portion 327 is positioned above the guide member 315. In this modification, a guide recess 329 (see FIG. 21) recessed along the outer shape of the guide member 315 is provided at a rear portion of the extension portion 327. When the battery 45 is placed on the mounting table 8, the protective portion 12A abuts against the curved portion 316 of the guide member 315 by the guide recessed portion 329 and opposes the empowerment of the energizing member 322 toward the inside of the charger Spin. The protective portion 12A is in the middle of rotating toward the inside of the charger, and the guide recessed portion 329 abuts against the linear portion 317 of the guide member 315, thereby moving downward along the linear portion 317 toward the lower side of the charger 1. In FIG. 20, the symbol R1 indicates the rotation direction of the protection portion 12A, and the symbol R2 indicates the movement direction of the protection portion 12A along the straight 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 object receiving area 255 may also be provided on the bottom wall of the battery chamber (the upper wall of the substrate chamber 250). The foreign object receiving area 255 is an area above 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 object receiving area 255 against the empowerment of the energizing member 322. Thereby, the foreign object adhering to the inner region of the frame-shaped extending portion 323 can be dropped toward the foreign object receiving region 255.

In addition, the present invention is not limited to the above embodiments. For example, the straddle-type electric vehicle includes all vehicles on which the rider straddles the body, and includes not only two-wheeled locomotives (including two-wheeled locomotives with a prime mover and a speed brake Up-type vehicles), also includes three-wheeled vehicles (in addition to the vehicle with the first and second wheels, the vehicle with the first and second wheels). The present invention is applicable not only to two-wheeled locomotives, but also to four-wheeled vehicles such as automobiles.

For example, the charger is not limited to a charger for mobile batteries of two-wheeled locomotives, but also a charger for electrical equipment other than electric vehicles.

In addition, the configuration of the embodiment described above is an example of the present invention, and various changes can be made by replacing the constituent elements of the embodiment with well-known constituent elements and the like without departing from the gist of the present invention.

Claims (8)

    A portable battery charger is characterized in that it includes: a mounting table (8) for mounting a portable battery (45) used in an electric vehicle; and a terminal section (9) for In a state where the battery (45) is not placed on the mounting table (8), the battery (45) is disposed at a position opposite to the side on which the battery (45) is placed with respect to the mounting table (8); And a protection section (12), which protects the terminal section (9) in a state where the battery (45) is not placed on the mounting table (8); and the mounting table (8) is provided with The terminal opening (80) opened in the corresponding portion of the terminal portion (9), and the protective portion (12) covers the terminal opening (80) in a state where the battery (45) is not placed on the mounting table (8). When the battery (45) is placed on the mounting table (8), the battery (45) is moved in conjunction with the mounting table (8) to expose the terminal opening (80).         For example, the portable battery charger of claim 1, wherein the mounting table (8) can be moved in the up-down direction, and the terminal section (9) is installed without the battery (45) on the mounting table (8). ), It is arranged below the mounting table (8).         For example, the portable battery charger of claim 1 or 2, wherein the protection part (12) can be turned around the first direction parallel to the installation surface (FL) on which the charger (1) is provided, or can be parallel to the above A shaft extending in a second direction crossing the first direction rotates.         For example, the portable battery charger of item 3, wherein when the battery (45) is placed on the mounting table (8), the mounting table (8) is moved downward, and the portable The battery charger further includes a fixing portion (68), which is provided on the charger (1) and comes into contact with the protection portion (1) as the mounting table (8) moves downward. 12), the protection portion (12) rotates about the axis by abutting against the fixing portion (68) as the mounting table (8) moves downward.         The portable battery charger according to any one of claims 1 to 4, 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 a state of the mounting table (8); and a pair of feet (121), which are provided to extend from the protective portion body (120) and sandwich the terminal portion (9); and A rotation center (C1) of the protection portion (12) is provided on each of the pair of leg portions (121), and the protection portion (12) is formed to be rotatable toward the inside of the charger (1).         For example, the portable battery charger of claim 5, wherein the leg portion (121) is provided with an extension portion (127) extending toward the outside of the charger (1), and the protection portion (12) is borrowed The extension portion (127) abuts on a fixing portion (68) provided in the charger (1) and rotates toward the inside of the charger (1).         The portable battery charger according to any one of claims 1 to 6, wherein the mounting table (8) is provided with a communication opening (81) communicating with the interior of the charger (1), and the The portable battery charger further includes a cover (85) which covers the communication opening (81) and is detachably mounted on the mounting table (8).         For example, the portable battery charger according to claim 7, wherein the protection part (12) is provided with a protection part body (120), and the protection part body (120) is not provided with the battery (45). In a state of the mounting table (8), the terminal opening (80) is covered, and a frame-shaped extension (123) is provided on the protection part body (120). The frame-shaped extension (123) is connected to the battery (45). ) Is placed on the mounting table (8) and extends outward from the protective portion body (120), and is formed in a frame shape along the outer periphery of the protective portion body (120).