JP2020199795A - Vehicle and driving unit - Google Patents

Abstract

To provide a vehicle which can protect a unit side connection part in vehicle body assembly, and a driving unit.SOLUTION: A vehicle 1 includes a unit room 20, and a motor control device 25 arranged in the unit room 20. The motor controller device 25 includes a unit side connection part 26 that is arranged on an upper surface 25a of the motor control device 25 and to which a cable side connection part 51 is connected, and a pair of ribs 27 and 28 which are arranged so as to sandwich the unit side connection part 26 from the vehicle width direction. The pair of ribs 27 and 28 are configured so that a distance Lf between front ends 27a and 28a facing each other in the vehicle width direction and a distance Lr between rear ends 27b and 28b facing each other in the vehicle width direction are each shorter than a distance Lm between central parts 27c and 28c facing each other in the vehicle width direction.SELECTED DRAWING: Figure 7

Description

The present invention relates to a vehicle including a drive unit to which a cable is connected, and a drive unit.

In Patent Document 1, in order to protect the voltage connector provided behind the upper surface of the housing of the power control device in the event of a vehicle collision, a pair of protrusions are arranged so as to be located on each side of the voltage connector when viewed from the front of the vehicle. It is stated that it should be done.

Japanese Unexamined Patent Publication No. 2018-114898

However, the configuration described in Patent Document 1 protects the connection portion of the drive unit in the event of a vehicle collision, and is a unit-side connection portion at the time of vehicle body assembly before connecting the cable-side connection portion to the unit-side connection portion. No consideration is given to the protection of the. For this reason, the operator may touch the unit-side connection portion or the tool touches the unit-side connection portion, and the unit-side connection portion and the board on which the unit-side connection portion is formed may be damaged.

The present invention provides a vehicle and a drive unit capable of protecting a unit-side connection portion at the time of vehicle body assembly or the like.

The present invention
The unit room provided in the vehicle and
A vehicle including a drive unit arranged in the unit room.
The drive unit
A unit-side connection located on the upper surface of the drive unit and to which a cable-side connection is connected,
A pair of ribs arranged so as to sandwich the unit-side connection portion from the vehicle width direction are provided.
The pair of ribs
Each includes a front end portion, a rear end portion, and a central portion located between the front end portion and the rear end portion in the front-rear direction.
The distance between the front ends facing each other in the vehicle width direction and the distance between the rear ends facing each other in the vehicle width direction are configured to be shorter than the distance between the center portions facing each other in the vehicle width direction. It is a thing.

The present invention
The unit room provided in the vehicle and
A vehicle including a drive unit arranged in the unit room.
The drive unit
A unit-side connection that is placed on the side of the drive unit and to which a cable-side connection is connected,
A pair of ribs arranged so as to sandwich the unit-side connection portion from the vehicle width direction are provided.
The pair of ribs
Each includes a lower end portion, an upper end portion, and a central portion located between the lower end portion and the upper end portion in the vertical direction.
The distance between the lower end portions facing each other in the vehicle width direction and the distance between the upper end portions facing each other in the vehicle width direction are configured to be shorter than the distance between the central portions facing each other in the vehicle width direction. Is what you are doing.

The present invention
A drive unit that drives a vehicle
The drive unit
A unit-side connection located on the upper surface of the drive unit and to which a cable-side connection is connected,
A pair of ribs arranged so as to sandwich the unit-side connection portion from the vehicle width direction are provided.
The pair of ribs
Each includes a front end portion, a rear end portion, and a central portion located between the front end portion and the rear end portion in the front-rear direction.
The distance between the front ends facing each other in the vehicle width direction and the distance between the rear ends facing each other in the vehicle width direction are set to be shorter than the distance between the central portions facing each other in the vehicle width direction. Has been done.

According to the present invention, a pair of ribs arranged so as to sandwich the unit side connection portion from the vehicle width direction allows an operator to perform a unit when assembling a vehicle body before connecting the cable side connection portion to the unit side connection portion. It is possible to prevent the unit-side connection and the base inside the electric motor control device on which the unit-side connection is formed from being damaged by touching the side connection with a hand or a tool.

It is a schematic side view which shows the whole structure of the vehicle of one Embodiment of this invention. It is a schematic plan view which shows the structure in the engine room of the vehicle of FIG. It is a cross-sectional perspective view of the line AA of FIG. It is sectional drawing of BB line of FIG. It is a perspective view of the upper part of the electric motor control device which shows the state which the cable is connected to the unit side connection part. It is a perspective view of the upper part of the electric motor control device which shows the state which the cable is not connected to the unit side connection part. It is a top view which shows the structure of the unit side connection part and its surroundings. It is sectional drawing of the line CC of FIG. It is a side view which shows the arrangement of the unit side connection part and a pair of ribs in a modification. It is a top view which shows the arrangement of the unit side connection part and a pair of ribs in a modification. It is a front view which shows the arrangement of the unit side connection part and a pair of ribs in a modification.

Hereinafter, an embodiment of the vehicle and the drive unit according to the present invention will be described with reference to the drawings. In the following description, the drawings shall be viewed in the direction of the reference numerals, and the front / rear, left / right, and up / down shall be described according to the direction viewed from the driver of the vehicle. The left side is L, the right side is R, the upper side is U, and the lower side is D.

As shown in FIG. 1, the vehicle 1 of the present embodiment is divided into a vehicle compartment 10 and a unit room 20 in front of the vehicle compartment 10 by a dash panel 2. The passenger compartment 10 is provided with a front seat 11 and a rear seat 12. A battery 30 is provided below the floor panel 3 behind the rear seat 12.

As shown in FIG. 2, the unit room 20 houses an engine 21, a transmission 23, an electric motor control device 25, and the like. A high voltage cable 40 extending from the battery 30 at the rear of the vehicle is connected to the power input unit 60 of the electric motor control device 25. The electric motor control device 25 is, for example, an inverter or a converter.

As shown in FIGS. 3 to 7, the upper surface of the electric motor control device 25 has a unit-side connection portion 26 to which the cable-side connection portion 51 of the cable 50 arranged in the unit room 20 is connected, and a unit-side connection. A pair of arcuate ribs 27 and 28 arranged so as to sandwich the portion 26 from the vehicle width direction are provided.

As shown in FIG. 7, the pair of ribs 27 and 28 are located between the front end portions 27a and 28a and the rear end portions 27b and 28b, respectively, and between the front end portions 27a and 28a and the rear end portions 27b and 28b in the front-rear direction. The central portions 27c and 28c are provided. The pair of ribs 27, 28 are provided with gaps between the front end portions 27a and 28a and between the rear end portions 27b and 28b, respectively, and face each other in the vehicle width direction and the distance Lf between the front end portions 27a and 28a. The distance Lr between the rear end portions 27b and 28b is set to be shorter than the distance Lm between the central portions 27c and 28c facing each other in the vehicle width direction. In other words, the pair of ribs 27 and 28 each have a substantially arc shape, and are arranged so as to face each other in the vehicle width direction with the unit side connecting portion 26 interposed therebetween. A predetermined gap is also provided between the central portions 27c and 28c of the pair of ribs 27 and 28 and the unit-side connecting portion 26.

According to the above configuration, when assembling the vehicle body before connecting the cable side connecting portion 51 to the unit side connecting portion 26 by the pair of ribs 27 and 28 arranged so as to sandwich the unit side connecting portion 26 from the vehicle width direction. In addition, when the operator touches the unit-side connection portion 26 or the tool touches it, the base inside the electric motor control device 25 in which the unit-side connection portion 26 and the unit-side connection portion 26 are formed is damaged. Can be prevented. Further, by providing a gap between the front end portions 27a and 28a of the pair of ribs 27 and 28 and between the rear end portions 27b and 28b, the cable side connection portion 51 and the ribs 27 and 28 are inserted when the cable side connection portion 51 is inserted. It is possible to suppress interference with the unit, and prevent liquids such as rainwater, cooling water during maintenance, and oil from accumulating around the unit side connection part 26, resulting in deterioration of the unit side connection part 26 and the intervention of liquid. It is possible to prevent problems such as electrical short circuits. Further, the pair of ribs 27 and 28 have an arc shape so that the distance Lf between the front end portions 27a and 28a and the distance Lr between the rear end portions 27b and 28b are shorter than the distance Lm between the central portions 27c and 28c, respectively. Since the ribs 27 and 28 are formed in, the rigidity of the ribs 27 and 28 is increased, and the cable side connection portion 51 can be appropriately protected even when a load is applied.

Further, the unit-side connecting portion 26 has a length W in the vehicle width direction longer than the length D in the front-rear direction, and the distance Lf between the front end portions 27a and 28a of the pair of ribs 27 and 28 is the unit side. It is configured to be the same as the length W of the connecting portion 26 in the vehicle width direction, or longer than the length W of the unit-side connecting portion 26 in the vehicle width direction. As described above, since the distance Lf between the front end portions 27a and 28a of the pair of ribs 27 and 28 is the same as or longer than the length W of the unit side connecting portion 26 in the vehicle width direction, the pair. The distance Lm between the central portions 27c and 28c of the ribs 27 and 28 is naturally longer than the length W of the unit side connecting portion 26 in the vehicle width direction. Therefore, even if the operator performs the connection work while supporting the cable side connection portion 51 in the longitudinal direction, the contact between the ribs 27 and 28 and the finger can be avoided.

As shown in FIG. 2, the unit-side connecting portion 26 is arranged in front of the central portion of the electric motor control device 25 in the front-rear direction of the vehicle 1, and as shown in FIG. 8, the pair of ribs 27 and 28 The height Hp is configured to be the same as the height Hc of the unit-side connecting portion 26 or higher than the height of the unit-side connecting portion 26. According to this configuration, since the position of the unit side connection portion 26 is in front of the central portion of the electric motor control device 25, the workability at the time of assembling the vehicle body is good, but the operator hands the unit side connection portion 26. It becomes easy to attach. However, since the pair of ribs 27 and 28 are arranged on both sides of the unit side connecting portion 26, both workability and protection of the unit side connecting portion 26 can be achieved at the same time. Further, since the height Hp of the pair of ribs 27 and 28 is configured to be the same as or higher than the height Hc of the unit side connecting portion 26, damage to the unit side connecting portion 26 is effectively prevented. it can.

As shown in FIGS. 4 to 7, in the connection portion arrangement region 29 in which the pair of ribs 27 and 28 and the unit side connection portion 26 are formed, the heights of the pair of ribs 27 and 28 are on the front end portions 27a and 28a side. Is inclined downward or curved so as to be the lowest, and a front descending surface 29a which is curved downward and inclined is provided further in front of the connection portion arrangement region 29. Further, the connection portion arrangement region 29 is provided with a step portion 29b that is higher than the upper surface 25a of the electric motor control device 25. The stepped portion 29b may be provided between at least a pair of rear end portions 27b and 28b of the ribs 27 and 28, and covers the entire circumference so as to surround the connecting portion arranging region 29 as in the present embodiment. It may be provided.

According to the above configuration, in the connection portion arrangement region 29, the pair of ribs 27, 28 are inclined or curved downward so as to have the lowest height on the front end portions 27a, 28a side, and further of the connection portion arrangement region 29. Since the front lowering surface 29a is provided on the front side, it is possible to prevent the liquid from accumulating in the connection portion arrangement region 29. Further, since the connecting portion arranging region 29 is provided with a stepped portion 29b higher than the upper surface of the electric motor control device 25 between at least the pair of ribs 27, 28 and the rear end portions 27b, 28b, a pair of liquids is provided. It is possible to prevent the ribs from entering the connecting portion arranging region 29 through the gap between the rear end portions 27b and 28b.

As shown in FIGS. 2 to 4, a cover 55 for covering the unit-side connection portion 26 is provided on the upper surface 25a of the electric motor control device 25. As shown in FIGS. 5 to 8, the pair of ribs 27 and 28 are provided with fixing portions 27d and 28d for fixing the cover 55 on both sides of the unit side connecting portion 26. According to this configuration, after connecting the cable side connecting portion 51 to the unit side connecting portion 26, the cover 55 is fixed to the pair of ribs 27 and 28 as shown in FIGS. It is possible to prevent the connecting portions 26 and 51 from being damaged by an external force such as a stepping stone. Further, even if the cover 55 is bent, the ribs 27 and 28 arranged under the cover 55 maintain the rigidity in the vicinity of the unit side connecting portion 26, so that an excessive load acts on the unit side connecting portion 26. Can be suppressed. Further, since the fixing portions 27d and 28d for fixing the cover 55 are provided on the pair of ribs 27 and 28, it is easy to secure the rigidity of the fixing portions 27d and 28d, and it is necessary to newly provide the fixing portions 27d and 28d that require rigidity. Absent.

As shown in FIGS. 3 and 4, the inner surface 55a of the cover 55 comes into contact with the cable 50 extending from the unit-side connecting portion 26, and changes the extending direction of the cable 50. According to this configuration, since a holder, a clip, etc. for fixing the cable 50 is not required separately, the extending direction of the cable 50 can be changed without increasing the number of parts, and the holder, the clip, etc. can be used in the event of a collision. It can prevent damage due to the edge. Further, as compared with the case where the cable 50 is fixed by a holder, a clip or the like, the length of the cable 50 can be shortened because the stretching direction can be changed at the shortest distance from the unit-side connecting portion 26.

As shown in FIG. 3, the cover 55 includes a ceiling portion 56 which is an upper surface of the cover 55, a cover side wall portion 57 which extends downward from the outer edge of the ceiling portion 56 and is located outside the pair of ribs 27 and 28. A reinforcing rib 58 extending downward from the ceiling portion 56 and located inside the pair of ribs 27 and 28 is provided. The lower end portion 58a of the reinforcing rib 58 and the lower end portion 57a of the cover side wall portion 57 are located below the upper end portions 27e and 28e of the pair of ribs 27 and 28. In this way, the rigidity of the cover 55 can be improved by providing the reinforcing rib 58 inside the side wall portion 57 of the cover. In particular, when the cover 55 is molded of resin, it is possible to prevent deformation due to heat and radiated sound due to vibration. Further, the presence of the pair of ribs 27 and 28 facilitates alignment when the cover 55 is assembled. Further, the labyrinth structure can be formed by locating the lower end portion 58a of the reinforcing rib 58 and the lower end portion 57a of the cover side wall portion 57 below the upper end portions 27e and 28e of the pair of ribs 27 and 28. As a result, water, snow, and stepping stones are less likely to enter, and the durability of the unit-side connection portion 26 can be improved.

As shown in FIG. 4, the distance between the cover side wall portion 57 and the upper surface 25a of the electric motor control device 25 is larger on the front side than on the rear side. In other words, the distance Hf between the front cover side wall portion 57 and the upper surface 25a of the motor control device 25 is larger than the distance Hr between the rear cover side wall portion 57 and the upper surface 25a of the motor control device 25. With this configuration, it is difficult for the liquid to enter from the rear of the cover 55, and the liquid can easily escape from the front. Therefore, it is possible to suppress the accumulation of the liquid inside the cover 55 and prevent the deterioration of the unit-side connection portion 26.

The present invention is not limited to the above embodiment, and can be appropriately modified, improved, and the like.

For example, in the above embodiment, the unit-side connecting portion 26 is arranged on the upper surface 25a of the electric motor control device 25, but as in the modified examples illustrated in FIGS. 9A to 9C, the unit-side connecting portion 26 controls the electric motor. It may be arranged on the front surface 25b of the device 25. In this case, the pair of ribs 27 and 28 are arranged on the front surface 25b so as to sandwich the unit side connecting portion 26 from the vehicle width direction, and the lower end portions 27f and 28f and the upper end portions 27g and 28g, respectively, and the lower end portions in the vertical direction. The central portions 27h and 28h located between the 7f and 28f and the upper end portions 27g and 28g are provided. The pair of ribs 27 and 28 have a central portion 27h in which the distance Ld between the lower end portions 27f and 28f facing each other in the vehicle width direction and the distance Lu between the upper end portions 27g and 28g facing each other in the vehicle width direction face each other in the vehicle width direction. , 28h, which is shorter than the distance Lm.

According to the above modification, when assembling the vehicle body before connecting the cable side connecting portion 51 to the unit side connecting portion 26 by the pair of ribs 27 and 28 arranged so as to sandwich the unit side connecting portion 26 from the vehicle width direction. For example, when the operator touches the unit side connection portion 26 or the tool touches it, the base inside the electric motor control device 25 in which the unit side connection portion 26 and the unit side connection portion 26 are formed is damaged. Can be prevented. Further, by providing a gap between the pair of ribs 27 and 28, interference between the cable side connection portion 51 and the ribs 27 and 28 can be suppressed when the cable side connection portion 51 is inserted, and rainwater and cooling water for maintenance can be suppressed. It is possible to prevent liquids such as oil from accumulating around the unit-side connection portion 26, and to prevent problems such as deterioration of the unit-side connection portion 26 and electrical short circuit due to the presence of the liquid. Further, the pair of ribs 27 and 28 are formed in an arc shape so that the distance Ld between the lower end portions 27f and 28f and the distance Lu between the upper end portions 27g and 28g are shorter than the distance between the central portions 27h and 28h, respectively. As a result, the rigidity of the ribs 27 and 28 is increased, and the cable-side connection portion 51 can be appropriately protected even when a load is applied.

Further, in the above embodiment, the electric motor control device 25 is provided in the unit room 20 arranged in front of the vehicle compartment 10, but the unit room 20 is arranged behind the vehicle compartment 10 and the electric motor is arranged in the unit room 20. A control device 25 may be provided. In this case, the unit-side connection portion 26 is preferably arranged behind the central portion of the motor control device 25, and in the connection portion arrangement region 29, the height is higher on the rear end portions 27b, 28b of the pair of ribs 27, 28. It is preferable that the motor is inclined or curved downward so as to have the lowest value, and a rear lowering surface is provided further behind the connection portion arrangement region. Further, it is preferable that a step portion 29b that is higher than the upper surface of the electric motor control device 25 is provided between the front end portions 27a and 28a of at least the pair of ribs 27 and 28.

Further, in the above embodiment, the pair of ribs 27 and 28 are formed in an arc shape, but the shape of the pair of ribs 27 and 28 may be, for example, a substantially U shape. Also in this case, since the rigidity of the pair of ribs 27 and 28 is increased, it is possible to appropriately protect the base on which the unit-side connecting portion 26 and the unit-side connecting portion 26 are formed even when a load is applied.

Further, in the above embodiment, the front lowering surface 29a of the connection portion arrangement region 29 is curved and inclined, but it may be linearly inclined without being curved.

Further, in the above embodiment, the electric motor control device is shown as an example of the drive unit, but the drive unit may be another in-vehicle device to which the cable is connected.

At least the following matters are described in this specification. The components and the like corresponding to the above-described embodiments are shown in parentheses, but the present invention is not limited to these.

(1) A unit room (unit room 20) provided in the vehicle (vehicle 1) and
A vehicle including a drive unit (electric motor control device 25) arranged in the unit room.
The drive unit
A unit-side connecting portion (unit-side connecting portion 26) arranged on the upper surface (upper surface 25a) of the drive unit and to which a cable-side connecting portion (cable-side connecting portion 51) is connected.
A pair of ribs (ribs 27, 28) arranged so as to sandwich the unit-side connection portion from the vehicle width direction are provided.
The pair of ribs
The front end (front end 27a, 28a), the rear end (rear end 27b, 28b), and the central portion (central portion 27c, 28c) located between the front end portion and the rear end portion in the front-rear direction, respectively. And with
The distance between the front ends facing each other in the vehicle width direction (distance Lf) and the distance between the rear ends facing each other in the vehicle width direction (distance Lr) are between the central portions facing each other in the vehicle width direction. A vehicle that is configured to be shorter than the distance (distance Lm).

According to (1), a pair of ribs arranged so as to sandwich the unit side connection portion from the vehicle width direction allows the operator to assemble the vehicle body before connecting the cable side connection portion to the unit side connection portion. Preventing the base on which the unit side connection and the unit side connection are formed from being damaged by touching the unit side connection or touching the tool, the cable side connection and the unit side connection It is possible to protect the base on which the part is formed.
Further, the rigidity of the ribs is increased by forming the pair of ribs into an arc shape or a substantially U shape so that the distance between the front end portions and the distance between the rear end portions are shorter than the distance between the central portions. Even if a load is applied, the cable side connection can be properly protected.
Furthermore, by providing gaps at the front and rear ends of the pair of ribs, it is possible to prevent rainwater, cooling water for maintenance, oil, and other liquids from accumulating around the unit-side connection, and the unit-side connection. Deterioration can be prevented.

(2) The vehicle according to (1).
The unit-side connection portion has a length (length W) in the vehicle width direction that is longer than the length (length D) in the front-rear direction.
The distance between the front ends of the pair of ribs is the same as the length of the unit-side connection portion in the vehicle width direction, or longer than the length of the unit-side connection portion in the vehicle width direction. There is a vehicle.

According to (2), the distance between the front ends of the pair of ribs is the same as the length of the unit-side connection in the vehicle width direction, or longer than the length of the unit-side connection in the vehicle width direction. Therefore, the distance between the central portions of the pair of ribs is naturally longer than the length of the unit-side connecting portion in the vehicle width direction. Therefore, even if the operator performs the connection work while supporting the cable side connection in the longitudinal direction, the contact between the rib and the finger can be avoided.

(3) The vehicle according to (1) or (2).
The unit room is provided in front of the vehicle.
The unit-side connection portion is arranged in front of the central portion of the drive unit in the front-rear direction.
The height (height Hp) of the pair of ribs is the same as the height (height Hc) of the unit-side connection portion, or is configured to be higher than the height of the unit-side connection portion. ..

According to (3), since the position of the connection part on the unit side is in the front, the workability at the time of assembling the vehicle body is good, but the operator can easily touch it. Therefore, by arranging a pair of ribs, the workability and the unit Both protection of the side connection part can be achieved. Further, since the height of the pair of ribs is the same as the height of the unit-side connection portion or higher than the height of the unit-side connection portion, damage to the unit-side connection portion can be prevented.

(4) The vehicle according to (3).
In the connection portion arrangement region (connection portion arrangement region 29) in which the pair of ribs and the unit side connection portion are formed, the pair of ribs are inclined downward so as to have the lowest height on the front end portion side. Curved
A vehicle in which a front lowering surface (front lowering surface 29a) that is inclined or curved downward is provided further in front of the connection portion arrangement region.

According to (4), in the connection portion arrangement region, the front end portion side of the pair of ribs is inclined or curved downward so as to have the lowest height, and a front lowering surface is further in front of the connection portion arrangement region. Since it is provided, it is possible to prevent the liquid from accumulating in the connection portion arrangement area.

(5) The vehicle according to (3) or (4).
In the connection portion arrangement region (connection portion arrangement region 29) in which the pair of ribs and the unit-side connection portion are formed, at least between the rear ends of the pair of ribs, higher than the upper surface of the drive unit. A vehicle provided with a stepped portion (stepped portion 29b).

According to (5), since a step portion higher than the upper surface of the drive unit is provided between at least the rear ends of the pair of ribs in the connection portion arrangement region, the liquid flows into the rear ends of the pair of ribs. It is possible to prevent the connection portion from entering the connection portion arrangement area through the gap between the portions.

(6) The vehicle according to any one of (3) to (5).
A cover (cover 55) for covering the unit-side connection portion is provided on the upper surface of the drive unit.
A vehicle in which the pair of ribs are provided with fixing portions (fixing portions 27d, 28d) for fixing the cover on both sides of the unit-side connecting portion.

According to (6), after connecting the cable side connection portion to the unit side connection portion, it is possible to prevent both connection portions from being damaged by an external force such as a collision or a stepping stone. At this time, even if the cover is bent, the rigidity in the vicinity of the unit-side connecting portion is maintained by the ribs arranged under the cover, so that it is possible to suppress an excessive load from acting on the unit-side connecting portion. Further, since the fixing portion for fixing the cover is provided on the pair of ribs, it is easy to secure the rigidity of the fixing portion, and the fixing portion requiring the rigidity is not newly provided.

(7) The vehicle according to (6).
A vehicle in which the inner surface (inner surface 55a) of the cover comes into contact with a cable extending from the unit-side connection portion to change the extending direction of the cable.

According to (7), since a holder, clip, etc. for fixing the cable is not required separately, the extension direction of the cable can be changed without increasing the number of parts, and the edge of the holder, clip, etc. in the event of a collision can be changed. Can prevent damage caused by. Further, as compared with the case where the cable is fixed by a holder, a clip or the like, the length of the cable can be shortened because the stretching direction can be changed at the shortest distance from the unit-side connection portion.

(8) The vehicle according to (6) or (7).
The cover is
The ceiling portion (ceiling portion 56) on the upper surface of the cover and
A cover side wall portion (cover side wall portion 57) extending downward from the outer edge of the ceiling portion and located outside the pair of ribs.
A reinforcing rib (reinforcing rib 58) extending downward from the ceiling portion and located inside the pair of ribs is provided.
A vehicle in which the lower end portion (lower end portion 58a) of the reinforcing rib and the lower end portion (lower end portion 57a) of the cover side wall portion are located below the upper end portions (upper end portions 27e and 28e) of the pair of ribs.

According to (8), the rigidity of the cover can be improved by providing the reinforcing ribs inside the side wall portion of the cover. In particular, when molding with a cover resin, it is possible to prevent deformation due to heat and radiated sound due to vibration. In addition, the presence of the pair of ribs facilitates alignment when assembling the cover. Furthermore, the lower end of the reinforcing ribs and the lower end of the side wall of the cover are located below the upper ends of the pair of ribs to form a labyrinth structure, which makes it difficult for water, snow, and stepping stones to enter. The durability of the part can be improved.

(9) The vehicle according to (8).
A vehicle in which the distance between the side wall portion of the cover and the upper surface of the drive unit is larger on the front side than on the rear side.

According to (9), since the distance between the side wall portion of the cover and the upper surface of the drive unit is larger on the front side than on the rear side, it is difficult for the liquid to enter from the rear side and the liquid easily escapes from the front side. As a result, it is possible to prevent liquid from accumulating inside the cover and prevent deterioration of the unit-side connection portion.

(10) A unit room (unit room 20) provided in the vehicle (vehicle 1) and
A vehicle including a drive unit (electric motor control device 25) arranged in the unit room.
The drive unit
A unit-side connection (unit-side connection 26) arranged on the side surface (front surface 25b) of the drive unit and to which a cable-side connection (cable-side connection 51) is connected.
A pair of ribs (ribs 27, 28) arranged so as to sandwich the unit-side connection portion from the vehicle width direction are provided.
The pair of ribs
The lower end portion (lower end portion 27f, 28f), the upper end portion (upper end portion 27g, 28g), and the central portion (central portion 27h, 28h) located between the lower end portion and the upper end portion in the vertical direction, respectively. Prepare,
The distance between the lower end portions facing each other in the vehicle width direction (distance Ld) and the distance between the upper end portions facing each other in the vehicle width direction (distance Lu) are the distances between the central portions facing each other in the vehicle width direction. A vehicle configured to be shorter than (distance Lm).

According to (10), a pair of ribs arranged so as to sandwich the unit side connection portion from the vehicle width direction allows the operator to assemble the vehicle body before connecting the cable side connection portion to the unit side connection portion. It is possible to prevent the base on which the unit side connection portion and the unit side connection portion are formed from being damaged by touching the unit side connection portion or touching the tool.
Further, the rigidity of the ribs is increased by forming the pair of ribs into an arc shape or a substantially U shape so that the distance between the front end portions and the distance between the rear end portions are shorter than the distance between the central portions. Even if a load is applied, the cable side connection can be properly protected.
Furthermore, by providing gaps at the front and rear ends of the pair of ribs, it is possible to prevent rainwater, cooling water for maintenance, oil, and other liquids from accumulating around the unit-side connection, and the unit-side connection. Deterioration can be prevented.

(11) A drive unit (electric motor control device 25) that drives a vehicle (vehicle 1).
The drive unit
A unit-side connecting portion (unit-side connecting portion 26) arranged on the upper surface (upper surface 25a) of the drive unit and to which a cable-side connecting portion (cable-side connecting portion 51) is connected.
A pair of ribs (ribs 27, 28) arranged so as to sandwich the unit-side connection portion from the vehicle width direction are provided.
The pair of ribs
The front end (front end 27a, 28a), the rear end (rear end 27b, 28b), and the central portion (central portion 27c, 28c) located between the front end portion and the rear end portion in the front-rear direction, respectively. And with
The distance between the front ends facing each other in the vehicle width direction (distance Lf) and the distance between the rear ends facing each other in the vehicle width direction (distance Lr) are between the central portions facing each other in the vehicle width direction. A drive unit configured to be shorter than the distance (distance Lm).

According to (11), a pair of ribs arranged so as to sandwich the unit side connection portion from the vehicle width direction allows the operator to assemble the vehicle body before connecting the cable side connection portion to the unit side connection portion. Preventing the base on which the unit side connection and the unit side connection are formed from being damaged by touching the unit side connection or touching the tool, the cable side connection and the unit side connection It is possible to protect the base on which the part is formed.
Further, the rigidity of the ribs is increased by forming the pair of ribs into an arc shape or a substantially U shape so that the distance between the front end portions and the distance between the rear end portions are shorter than the distance between the central portions. Even if a load is applied, the cable side connection can be properly protected.
Furthermore, by providing gaps at the front and rear ends of the pair of ribs, it is possible to prevent rainwater, cooling water for maintenance, oil, and other liquids from accumulating around the unit-side connection, and the unit-side connection. Deterioration can be prevented.

1 Vehicle 20 Unit room 25 Electric motor control device (drive unit)
25a Top surface 25b Front surface (side surface)
26 Unit side connection 27 Rib 27a Front end 27b Rear end 27c Central part 27d Fixed part 27e Upper end 27f Lower end 27g Upper end 27h Central part 28 Rib 28a Front end 28b Rear end 28c Central part 28e Upper end 28d Fixed part 28f Lower end 28g Upper end 28h Central part 29 Connection part Arrangement area 29b Step part 50 Cable 51 Cable side connection part 55 Cover 55a Inner surface 56 Ceiling part 57 Cover side wall part 57a Lower end part 58 Reinforcing rib 58a Lower end part D Unit side connection part Front-rear length W Length of unit-side connection in vehicle width Hc Height of unit-side connection Hp Height of pair of ribs Lf Distance between front ends Lm Distance between center Lr Between rear ends Distance Ld Distance between lower ends Lu Distance between upper ends

Claims (11)

The unit room provided in the vehicle and
A vehicle including a drive unit arranged in the unit room.
The drive unit
A unit-side connection located on the upper surface of the drive unit and to which a cable-side connection is connected,
A pair of ribs arranged so as to sandwich the unit-side connection portion from the vehicle width direction are provided.
The pair of ribs
Each includes a front end portion, a rear end portion, and a central portion located between the front end portion and the rear end portion in the front-rear direction.
The distance between the front ends facing each other in the vehicle width direction and the distance between the rear ends facing each other in the vehicle width direction are set to be shorter than the distance between the central portions facing each other in the vehicle width direction. The vehicle that has been. The vehicle according to claim 1.
The unit-side connection portion has a length in the vehicle width direction that is longer than the length in the front-rear direction.
The distance between the front ends of the pair of ribs is the same as the length of the unit-side connecting portion in the vehicle width direction, or longer than the length of the unit-side connecting portion in the vehicle width direction. There is a vehicle. The vehicle according to claim 1 or 2.
The unit room is provided in front of the vehicle.
The unit-side connection portion is arranged in front of the central portion of the drive unit in the front-rear direction.
A vehicle in which the height of the pair of ribs is the same as the height of the unit-side connection portion or higher than the height of the unit-side connection portion. The vehicle according to claim 3.
In the connection portion arrangement region where the pair of ribs and the unit-side connection portion are formed, the pair of ribs are inclined or curved downward so as to have the lowest height on the front end portion side.
A vehicle in which a front lowering surface that is inclined or curved downward is provided further in front of the connection portion arrangement area. The vehicle according to claim 3 or 4.
In the connection portion arrangement region where the pair of ribs and the unit-side connection portion are formed, a step portion higher than the upper surface of the drive unit is provided at least between the rear ends of the pair of ribs. There is a vehicle. The vehicle according to any one of claims 3 to 5.
A cover is provided on the upper surface of the drive unit to cover the unit-side connection portion.
A vehicle in which the pair of ribs are provided with fixing portions for fixing the cover on both sides of the unit-side connecting portion. The vehicle according to claim 6.
A vehicle in which the inner surface of the cover comes into contact with a cable extending from the unit-side connection portion to change the extending direction of the cable. The vehicle according to claim 6 or 7.
The cover is
The ceiling, which is the upper surface of the cover,
A cover side wall extending downward from the outer edge of the ceiling and located outside the pair of ribs.
A reinforcing rib extending downward from the ceiling portion and located inside the pair of ribs is provided.
A vehicle in which the lower end portion of the reinforcing rib and the lower end portion of the cover side wall portion are located below the upper end portions of the pair of ribs. The vehicle according to claim 8.
A vehicle in which the distance between the side wall portion of the cover and the upper surface of the drive unit is larger on the front side than on the rear side. The unit room provided in the vehicle and
A vehicle including a drive unit arranged in the unit room.
The drive unit
A unit-side connection that is placed on the side of the drive unit and to which a cable-side connection is connected,
A pair of ribs arranged so as to sandwich the unit-side connection portion from the vehicle width direction are provided.
The pair of ribs
Each includes a lower end portion, an upper end portion, and a central portion located between the lower end portion and the upper end portion in the vertical direction.
The distance between the lower end portions facing each other in the vehicle width direction and the distance between the upper end portions facing each other in the vehicle width direction are configured to be shorter than the distance between the central portions facing each other in the vehicle width direction. The vehicle. A drive unit that drives a vehicle
The drive unit
A unit-side connection located on the upper surface of the drive unit and to which a cable-side connection is connected,
A pair of ribs arranged so as to sandwich the unit-side connection portion from the vehicle width direction are provided.
The pair of ribs
Each includes a front end portion, a rear end portion, and a central portion located between the front end portion and the rear end portion in the front-rear direction.
The distance between the front ends facing each other in the vehicle width direction and the distance between the rear ends facing each other in the vehicle width direction are set to be shorter than the distance between the central portions facing each other in the vehicle width direction. The drive unit that has been.

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