JP2010238460A - Installation structure of battery - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an installation structure of a battery capable of reducing the number of components and reducing manufacturing cost without impairing workability at the time of battery installation and detachment. <P>SOLUTION: This is an installation structure of a battery 2 for installing the battery 2 on a frame (vehicle frame F), and comprises the battery 2 and a holder 1 which is formed in a concave shape with an opening at the upper part and holds the battery 2. The holder 1 has a tray portion 4 which is installed on a frame (receiving tray 31) and mounts the battery 2 and a cover portion 5 which is formed integrally with the tray portion 4 and covers the outside of the battery 2. A holding portion 51a is formed integrally with the cover portion 5. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a battery mounting structure.

  Generally, a battery installed in an engine room is covered with a battery cover in order to prevent the temperature of the battery liquid from rising due to heat generated from the engine or the like. Further, as a conventional battery, an invention provided with a handle is known in order to facilitate attachment / detachment work to / from a vehicle body (see Patent Document 1).

JP 2004-220793 A

  However, the invention described in Patent Document 1 has a problem that the number of parts increases because the handle is configured as a separate part from the battery. In addition, a separate mold for forming a handle, which is a separate part, is required, and a manufacturing process for forming the handle is further required, resulting in a problem that the manufacturing cost increases.

  Therefore, the present invention was devised from such a viewpoint, and provides a battery mounting structure capable of reducing the number of parts and reducing the manufacturing cost without impairing the workability when the battery is attached or detached. Is an issue.

  In order to solve the above problems, the present invention is a battery mounting structure for mounting a battery on a vehicle body, and includes the battery and a holding body that is formed in a concave shape that opens upward and holds the battery. The holding body includes a tray portion that is attached to the vehicle body and on which the battery is placed, and a cover portion that is integrally formed with the tray portion and covers an outer surface of the battery, and the cover portion. Is characterized in that the gripping portion is integrally formed.

According to the present invention, the tray portion and the cover portion are integrated to form the holding body, and the grip portion is formed integrally with the cover portion, so that it is necessary to provide a separate handle for the battery. Therefore, the number of parts can be reduced.
Further, since it is not necessary to provide a separate handle for the battery, the manufacturing cost can be reduced as compared with a conventional structure that requires a mold or a manufacturing process for forming the handle.
Furthermore, since the tray unit and the cover unit are integrated to form a holding body, and the gripping unit is formed integrally with the cover unit, the holding unit is lifted by holding the gripping unit, The mounted battery can be lifted at the same time. Therefore, the battery can be easily attached to and detached from the vehicle body even if there is not enough space around the battery.

  Moreover, it is preferable that the holding part is provided in the outer surface of a pair of side wall which comprises a part of cover part and is opposingly arranged. If it does in this way, since each holding part can be grasped using both hands and it can lift, stabilizing the gravity center position of a battery, attachment or detachment work to the body of a battery becomes still easier, and workability improves.

  Moreover, it is preferable that a through hole is formed below the grip portion. If it does in this way, it will become still easier to grasp a grasping part.

  Moreover, it is preferable that a gap is formed between the battery and the pair of side walls that constitute a part of the cover portion and are arranged to face each other. If it does in this way, since both hands (finger of both hands) can be put in a gap, workability at the time of taking out a battery from a holding body improves.

  Moreover, it is preferable that a notch for exposing the outer surface of the battery is formed at the upper edge of the pair of side walls facing the battery across the gap. If it does in this way, it will become easy to grasp a battery and workability at the time of taking out a battery from a holding body will improve further.

  In addition, a scale serving as a guide for the amount of battery liquid filled therein is formed on the outer surface of the battery, and the battery is in a state where the scale faces the notch portion of the side wall. It is preferable to be placed on the tray part. In this way, since the scale of the battery is exposed to face the notch portion of the holding body, the battery liquid amount can be easily seen and the battery liquid amount can be easily confirmed.

  Moreover, it is preferable that the cover part is provided with a rib extending along the vertical direction, and the rib is formed continuously with the grip part. If it does in this way, the intensity | strength of the up-down direction of a holding part can be raised.

  Moreover, it is preferable that the attachment part of the said vehicle body to which the said tray part is attached is formed with the slit opened upwards, and the said rib fits into the said slit from the upper part. If it does in this way, a rib can be used also as positioning of a holding body. In addition, since the rib is formed on the outer surface of the side wall, it is possible to attach the holding body to the mounting portion of the vehicle body while confirming the position of the rib and the slit, and when attaching the holding body to the vehicle body side Improved workability.

  According to the present invention, the number of parts can be reduced and the manufacturing cost can be reduced without impairing the workability when attaching and detaching the battery.

It is a perspective view of the battery attachment structure concerning this embodiment. It is a disassembled perspective view of the battery mounting structure which concerns on this embodiment. It is a side view of FIG. It is the XX sectional view taken on the line of FIG. It is a front view of FIG. It is the YY sectional view taken on the line of FIG. It is a perspective view of the battery mounting structure which concerns on a modification. It is a disassembled perspective view which shows the structure of the holding body and saucer which concern on a modification. It is a perspective view which shows the structure of the saucer which concerns on a modification.

  Embodiments of the present invention will be described in detail with reference to the drawings. In the description, the same elements are denoted by the same reference numerals, and redundant description is omitted.

The attachment structure of the battery 2 according to the present embodiment is an attachment structure for attaching the battery 2 to the vehicle body.
As shown in FIG. 1, the battery 2 is attached to the vehicle body frame F disposed in the engine room ER via the fixing means 3 while being accommodated in the holding body 1. The vehicle body frame F is a member that constitutes a part of the vehicle body.

  As shown in FIGS. 1 and 2, the holding body 1 is formed in a concave shape that opens upward, and mainly has a function of holding the battery 2. As shown in FIG. 2, the holding body 1 includes a tray portion 4 on which the battery 2 is placed, and a cover portion 5 that extends upward from the periphery of the tray portion 4. In addition, the holding body 1 of this embodiment is comprised with the resin raw material, and the tray part 4 and the cover part 5 are integrally formed.

  As shown in FIGS. 1 and 2, the tray unit 4 covers the bottom surface of the battery 2 from below and has a function of placing the battery 2. The tray portion 4 has a rectangular shape in plan view and forms the bottom portion (bottom wall) of the holding body 1. As shown in FIG. 2, a plurality of (for example, three) positioning pins 4 a, 4 a... Are provided on the lower surface of the tray portion 4 at intervals in the longitudinal direction. Further, as shown in FIG. 2, each positioning pin 4a ... of the tray portion 4, each positioning hole 31d ... of the tray 31 described later, and each positioning hole Fa ... of the body frame F, Each is formed at a position corresponding to the top and bottom. The holding body 1 is positioned on the vehicle body side by inserting the positioning pins 4a into the positioning holes 31d of the tray 31 and the positioning holes Fa of the vehicle body frame F. In addition, the positioning pin 4a should just be inserted in the positioning hole 31d of the saucer 31 at least.

  As shown in FIGS. 1 and 2, the cover 5 covers the side surface of the battery 2 from the outside, blocks heat generated from the engine (not shown), and prevents the temperature of the battery liquid from rising. It has the function to do. As shown in FIG. 2, the cover portion 5 forms a side portion of the holding body 1 and includes four side walls 51, 51, 52, 52.

  As shown in FIG. 2, the pair of side walls 51, 51 are formed in the same shape and size, and face each other with the tray portion 4 interposed therebetween. Grasping portions 51a and 51a are integrally formed on the upper outer surfaces of the side walls 51 and 51, respectively. The grip 51a is formed in a concave shape that opens upward, and includes a main body 51b that protrudes horizontally from the outer surface of the side wall 51 toward the side (opposite the battery 2), a base end of the main body 51b, It is comprised from the protrusion part 51c, 51c extended continuously upwards from a front-end | tip part. The protrusion 51c is formed over the entire length of the main body 51b. By providing the protruding portion 51c, the hand that holds the holding body 1 is less likely to slip and can be firmly held, so that the battery 2 accommodated in the holding body 1 can be transported stably.

  In addition, although the holding part 51a of this embodiment is formed in the upper end outer surface of the side wall 51, it is not limited to this, For example, you may form in the center outer surface of the up-down direction of the side wall 51. Further, the protrusion 51c may be extended downward from the main body 51b, and the grip 51a may be formed in a concave shape opening downward, or the protrusion 51c may not be provided.

  As shown in FIGS. 1 to 4, a rectangular through hole 51 d is formed below the grip 51 a so as to penetrate in the plate thickness direction. As shown in FIGS. 1 to 3, two ribs 51 e that protrude from the outer surface of the side wall 51 and extend in the vertical direction are formed on each of the left and right sides of the through hole 51 d. As shown in FIGS. 3 and 4, the rib 51e is continuously formed on the lower surface of the gripping portion 51a, and its protruding length (width dimension) gradually decreases from the lower surface of the gripping portion 51a. It is formed to do. The number of ribs 51e may be set as appropriate.

  As shown in FIG. 2, the pair of side walls 52, 52 are formed in the same shape and size, and face each other with the tray portion 4 interposed therebetween. As shown in FIGS. 1 and 2, notches 52 a and 52 a are formed in the side walls 52 and 52, respectively, by cutting out part of the upper edge. The cutout portion 52a has a trapezoidal shape when viewed from the front, and exposes a part of the side surface of the battery 2 (see FIGS. 1 and 5).

  In this embodiment, the grip 51a is formed on the side wall 51, and the notch 52a is formed on the side wall 52. However, the present invention is not limited to this, and the grip and the notch are on the same side wall. It may be formed. For example, a gripping portion may be formed below the cutout portion 52 a of the side wall 52. In this case, the catch 31g of the tray 31 is formed on the side wall 51 side, the both ends of the battery clamp 32 are arranged on the side wall 51 side, and the fastening bolt 33 is arranged on the side wall 51 side.

  The battery 2 can be appropriately selected from known batteries. As shown in FIG. 2, the battery 2 has a rectangular parallelepiped shape, and an anode terminal 2 a and a cathode terminal 2 b are provided on the upper surface thereof, and a plurality of (for example, six) replenishers for replenishing the battery liquid. Caps 2c, 2c... Are provided. Further, as shown in FIGS. 1 and 2, two scales 2 d and 2 d serving as a measure of the battery liquid amount are engraved on the side surface of the battery 2 with a space in the vertical direction. The scale 2d located on the upper side indicates the upper limit of the battery liquid amount, and the scale 2d located on the lower side indicates the lower limit of the battery liquid amount.

  As shown in FIGS. 1 and 5, the battery 2 is placed on the tray portion 4 with the scale 2 d facing the notch portion 52 a of the cover portion 5. In other words, the battery 2 is placed on the tray unit 4 with the scale 2d exposed to the outside. Further, as shown in FIGS. 4 and 6, a gap G is formed between the outer surface of the battery 2 and the inner surface of the cover portion 5 so as to allow the operator's hand (finger) to enter. Note that the size of the gap G may be set as appropriate. In the present embodiment, the gap G is formed between each side wall 51, 51, 52, 52 of the cover 5 and the battery 2. However, the present invention is not limited to this, and for example, a pair of side walls 51, The gap G may be formed only between 51 and the battery 2, or the gap G may be formed only between the pair of side walls 52, 52 and the battery 2.

  The fixing means 3 plays a role of detachably fixing the holding body 1 and the battery 2 to the vehicle body frame F. As shown in FIGS. 1 and 2, the fixing means 3 is mainly composed of a receiving tray 31, a battery clamp 32, and a fastening bolt 33.

  As shown in FIGS. 1 and 2, the tray 31 as a mounting portion of the vehicle body is made of a metal material and is fixed to the vehicle body frame F by bolts B. As shown in FIG. 2, the tray 31 is composed of a bottom wall 31a on which the holding body 1 is placed, and side walls 31b, 31b, 31c, 31c extending upward from the periphery of the bottom wall 31a. Yes.

  As shown in FIG. 2, the bottom wall 31a has a rectangular shape in plan view, and a plurality of (for example, three) positioning holes 31d, 31d,... Are formed at intervals in the longitudinal direction.

  As shown in FIG. 2, the pair of side walls 31b and 31b are formed in the same shape and size, and face each other with the bottom wall 31a interposed therebetween. Two leg portions 31e are formed on the outer surfaces of the pair of side walls 31b and 31b, respectively (only three are shown). The leg part 31e protrudes horizontally from the outer surface of the side wall 31b, and its lower surface is in contact with the upper surface of the vehicle body frame F (see FIG. 1). In addition, a bolt insertion hole 31f is formed in the leg portion 31e. 2, the bolt insertion holes 31f... Of the tray 31 and the bolt insertion holes Fb... Of the vehicle body frame F are formed at positions corresponding to the upper and lower sides, respectively.

  As shown in FIG. 2, the pair of side walls 31c and 31c are formed in the same shape and size, are arranged between the pair of side walls 31b and 31b, and face each other with the bottom wall 31a interposed therebetween. On the pair of side walls 31c, 31c, latching portions 31g, 31g are respectively formed by projecting part of the upper edge upward (only one latching portion is shown). The latching portion 31g is formed with a latching hole 31h for latching a hook portion 33a of the tightening bolt 33 described later.

  As shown in FIGS. 1 and 2, the battery clamp 32 has a substantially crank shape in a plan view and is formed by bending a single metal plate. As shown in FIG. 1, the battery clamp 32 is disposed along the upper surface of the battery 2, and both end portions thereof extend outward from the side surface of the battery 2. As shown in FIG. 2, bolt insertion holes 32 a through which the screw portions 33 b of the fastening bolts 33 are inserted are formed at both ends.

  As shown in FIGS. 1 and 2, the tightening bolt 33 has a hook portion 33a formed by bending it at one end and a screw portion 33b at the other end. As shown in FIG. 1, the hook portion 33 a is hooked in the retaining hole 31 h of the tray 31. The screw portion 33b is inserted into the bolt insertion hole 32a of the battery clamp 32, and a nut N is screwed together.

  Next, an example of the attachment work of the battery 2 will be described with reference to FIGS.

  First, the battery 2 is placed on the tray portion 4 in a state where the scale 2 d of the battery 2 faces the cutout portion 52 a of the cover portion 5.

  Next, the grip part 51 a of the cover part 5 is gripped, and the battery 2 accommodated in the holding body 1 is lifted and placed on the tray 31 fixed to the vehicle body frame F. At this time, the holding body 1 is positioned by inserting the positioning pins 4 a of the tray portion 4 into the positioning holes 31 d of the tray 31 and the positioning holes Fa of the vehicle body frame F.

Then, the battery clamp 32 is disposed on the upper surface of the battery 2, and the hook portion 33 a of the tightening bolt 33 is hooked on the hooking hole 31 h of the tray 31. Further, the screw portion 33 b of the tightening bolt 33 is inserted into the bolt insertion hole 32 a of the battery clamp 32, and the nut N is tightened. As a result, the battery 2 is pressed against the tray 31 and the relative movement in the vertical and horizontal directions is restricted.
The battery 2 is fixed to the vehicle body frame F via the tray 31 through the above steps.

  Next, an example of the removal work of the battery 2 will be described with reference to FIGS.

First, the nut N is loosened and removed, and the battery clamp 32 is removed from the fastening bolt 33.
Next, the hook portion 33 a of the tightening bolt 33 is taken out from the retaining hole 31 h of the tray 31.

  And the holding part 51a of the cover part 5 is grasped, the battery 2 accommodated in the holding body 1 is lifted with the holding body 1 and carried out of the engine room ER.

  When the battery 2 is taken out from the holding body 1, a hand (finger) is inserted into the gap G formed between the pair of side walls 52, 52 having the notch 52 a and the battery 2. It is preferable to hold the battery 2 and lift it upward.

According to the mounting structure of the battery 2 according to the present embodiment described above, the tray portion 4 and the cover portion 5 are integrated to form the holding body 1, and the grip portion 51 a is formed integrally with the cover portion 5. Therefore, it is not necessary to provide a separate handle for the battery 2, and the number of parts can be reduced.
In addition, since it is not necessary to provide a separate handle for the battery 2, the manufacturing cost can be reduced as compared with a conventional structure that requires a mold for forming the handle and a manufacturing process.
In addition, the tray unit 4 and the cover unit 5 are integrated to form the holding body 1, and the gripping part 51 a is formed integrally with the cover part 5. By lifting, the battery 2 placed on the tray portion 4 can be lifted simultaneously. Therefore, even if there is not enough space around the battery 2, the battery 2 can be easily attached to and detached from the vehicle body.

  In addition, since the gripping portion 51a is provided on the outer surface of the pair of side walls 51, 51 opposed to each other, the respective gripping portions 51a, 51a are gripped by using both hands and lifted while stabilizing the center of gravity of the battery 2. Therefore, the attachment / detachment work of the battery 2 with respect to the vehicle body is further facilitated, and the workability is improved.

  Moreover, since the through-hole 51d is formed under the holding part 51a, it becomes easier to hold the holding part 51a.

  In addition, since the gap G is formed between the cover 5 and the battery 2 so that a hand (finger) can enter, both hands (finger fingers) can be put into the gap G. Workability at the time of taking out the battery 2 is improved.

  Further, the pair of side walls 52, 52 facing the battery 2 across the gap G are formed with a notch 52a by notching part of the upper edge, so that the battery 2 can be easily grasped and the holding body The workability at the time of taking out the battery 2 from 1 is further improved.

  Further, since the scale 2d that is a measure of the battery liquid amount faces the cutout portion 52a of the side wall 52, the scale 2d is exposed to the outside, so that even if the battery 2 is housed in the holder 1, the battery liquid amount Can be easily recognized, and the amount of battery fluid can be easily confirmed.

  Furthermore, since the cover part 5 is provided with a rib 51e that is formed continuously on the lower surface of the grip part 51a and extends in the vertical direction, the strength of the grip part 51a in the vertical direction can be increased. .

  As mentioned above, although embodiment of this invention was described in detail with reference to drawings, this invention is not limited to this, In the range which does not deviate from the main point of invention, it can change suitably.

  Below, the modification of the attachment structure of the battery 2 which concerns on this embodiment is demonstrated with reference to FIG. 7 thru | or FIG. In the description, points different from the present embodiment will be described in detail, and the same elements as those of the present embodiment will be denoted by the same reference numerals as those of the present embodiment, and redundant descriptions will be omitted.

FIG. 7 is an overall perspective view of a battery mounting structure according to a modified example, and FIG. 8 is an exploded perspective view illustrating the configuration of a holding body and a tray according to the modified example.
Note that the modified example is different from the above-described embodiment in that the rib 51e is used for positioning the holding body 1.

  In the battery 2 mounting structure according to the modification, as shown in FIGS. 7 and 8, the protruding length of the rib 51 e is the same from the upper end to the lower end.

  Further, a plurality of slits (fitting hole portions) 31i, 31i,... Into which the plurality of ribs 51e, 51e,. Has been. The slit 31i is formed by recessing a part of the side wall 31b to the outside and is formed to open upward. The rib 51e is fitted into the slit 31i from above. In this modification, the holding body 1 is positioned on the vehicle body side by fitting the rib 51e to the slit 31i of the tray 31.

  In this modification, the rib 51e also has a function as a positioning member of the holding body 1, and therefore the positioning pin 4a of the tray portion 4 is omitted. Further, the positioning hole 31 d of the tray 31 and the positioning hole Fa of the vehicle body frame F are used as bolt insertion holes for inserting the bolts B connecting the tray 31 and the vehicle body frame F. Therefore, the leg 31e of the tray 31 and the bolt insertion hole Fb of the vehicle body frame F are omitted.

  In the present modification, the slit 31i is formed by recessing a part of the side wall 31b to the outside, but is not limited to this. For example, as shown in FIG. 9, a slit 31i may be formed by cutting out a part of the side wall 31b so as to penetrate in the thickness direction.

  According to the mounting structure of the battery 2 according to this modification described above, the slit 31i that opens upward is formed in the receiving pan 31, and the rib 51e is fitted into the slit 31i from above, so that the rib 51e is held. It can also be used for positioning the body 1. Further, since the rib 51e is formed on the outer surface of the side wall 51, it becomes possible to attach the holding body 1 to the tray 31 while firmly confirming the positions of the rib 51e and the slit 31i, and the holding body on the vehicle body side. Workability when attaching 1 is improved.

DESCRIPTION OF SYMBOLS 1 Holding body 2 Battery 3 Fixing means 31 A saucer (vehicle body attaching part)
31i slit (fitting hole)
4 tray part 5 cover part 51 side wall 51a gripping part 51b main body part 51c protrusion 51d through hole 51e rib 52 side wall 52a notch part G gap F body frame (vehicle body)

Claims (8)

A battery mounting structure for mounting a battery on a vehicle body,
The battery;
A holding body that is formed in a concave shape that opens upward and holds the battery,
The holding body has a tray portion that is attached to the vehicle body and on which the battery is placed, and a cover portion that is integrally formed with the tray portion and covers an outer surface of the battery,
A battery mounting structure, wherein a grip portion is integrally formed on the cover portion.   2. The battery mounting structure according to claim 1, wherein the grip portion is provided on an outer surface of a pair of side walls that constitute a part of the cover portion and are arranged to face each other.   The battery mounting structure according to claim 1, wherein a through hole is formed below the grip portion.   4. A gap is formed between a pair of side walls that constitute a part of the cover portion and are opposed to each other, and the battery. The battery mounting structure described in 1.   The battery mounting according to claim 4, wherein a notch for exposing an outer surface of the battery is formed at an upper edge of the pair of side walls facing the battery across the gap. Construction. On the outer surface of the battery, a scale serving as a measure of the amount of battery liquid filled therein is formed,
The battery mounting structure according to claim 5, wherein the battery is placed on the tray portion with the scale facing the notch portion of the side wall. The cover portion is provided with a rib extending along the vertical direction,
The battery mounting structure according to any one of claims 1 to 6, wherein the rib is formed continuously with the grip portion. A slit that opens upward is formed in the attachment portion of the vehicle body to which the tray portion is attached,
The battery mounting structure according to claim 7, wherein the rib is fitted into the slit from above.

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