JP2011052463A - Work vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a work vehicle enabling a worker to easily move around on a vehicle body since a cover member is hard to be damaged. <P>SOLUTION: This work vehicle includes a vehicle body 1, a grill part 38, and a cover member 39. The vehicle body 1 comprises a storage space therein. The grill part 38 is a lattice-like member which is provided to the upper surface of the vehicle body 1 and in which a plurality of openings communicating with the storage space are formed. The upper surface of the grill part 38 is flush with the upper surface of the vehicle body 1. The cover member 39 is a net-like member which is disposed on the storage space side of the grill part 38, covering the openings. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to a work vehicle.

  Some work vehicles include a vehicle body having a storage space therein and a grill portion provided on an upper surface of the vehicle body. The grill portion is a lattice-shaped member having a plurality of openings communicating with the storage space of the vehicle body.

  For example, in the hydraulic excavator disclosed in Patent Document 1, a storage chamber is provided inside the upper swing body. A cooler including a radiator and an oil cooler is disposed in the storage chamber. The upper part of the storage room is covered with a ceiling part, and the ceiling part is composed of a frame part and a plurality of crosspieces. An opening through which air passes is formed between the plurality of crosspieces, and serves as a cooling air flow path for cooling the cooler in the storage chamber.

JP 2004-190276 A

  Usually, the opening of the grill part as described above is sized so that the grill part can be used as a scaffold when a person performs work on the vehicle body. In other words, the opening of the grill portion only needs to be small enough to prevent the operator's feet from entering. For this reason, the opening of the grille is larger than foreign objects such as dead leaves and dust, and is not suitable for preventing these foreign substances from entering the storage space.

  Therefore, in order to prevent entry of dead leaves and dust into the storage space, it is desirable to attach a fine mesh-like cover member to the opening of the grill portion. However, if the cover member is stepped on by the worker on the vehicle body, the cover member may be damaged. In addition, there is a possibility that the operator is difficult to move on the vehicle body by the cover member.

  An object of the present invention is to provide a work vehicle in which a cover member is hardly damaged and an operator can easily move on a vehicle body.

  A work vehicle according to a first invention includes a vehicle body, a grill portion, and a cover member. The vehicle body has a storage space inside. The grill portion is a lattice-shaped member provided on the upper surface of the vehicle body and provided with a plurality of openings communicating with the storage space. The upper surface of the grill portion is flush with the upper surface of the vehicle body. The cover member is a net-like member that is disposed on the storage space side of the grill portion and covers the opening.

  In this work vehicle, the opening of the grill portion is covered by the cover member. For this reason, it can suppress that foreign materials, such as a dead leaf, penetrate | invade in storage space. The cover member is disposed on the storage space side of the grill portion. Accordingly, the cover member is not stepped on by the worker on the vehicle body. For this reason, damage to the cover member can be suppressed. In addition, the cover member does not interfere when the worker moves on the vehicle body. Furthermore, since the grill portion is flush with the upper surface of the vehicle body and the cover member is disposed on the storage space side of the grill portion, there are few irregularities on the upper surface of the vehicle body that obstruct the movement of the operator. . Thereby, the worker can easily move on the vehicle body.

  The work vehicle according to a second aspect of the present invention is the work vehicle of the first aspect, wherein an anti-slip structure having a plurality of irregularities is provided on the upper surface of the grill portion.

  In this work vehicle, the worker can easily move on the vehicle body by the anti-slip structure. Further, since the cover member is disposed on the storage space side of the grill portion, the function of the anti-slip structure is not impaired by the cover member.

  A work vehicle according to a third aspect of the present invention is the work vehicle of the first or second aspect, wherein the grill portion has a fixed portion. The fixing portion is disposed in the storage space and is for fixing the cover member.

  In this work vehicle, a fixing portion for fixing the cover member is disposed in the storage space. For this reason, it is difficult to remove the cover member from the outside. Thereby, the theft of the cover member or the article in the storage space can be prevented.

  A work vehicle according to a fourth aspect is the work vehicle according to the third aspect, wherein a side opening that communicates with the storage space and an opening / closing member that opens and closes the side opening are provided on a side surface of the vehicle body. The side surface of the grill part is arranged so that the opening / closing member is open and exposed to the outside together with the side opening. And the fixing | fixed part is provided in the side surface of the grill part.

  In this work vehicle, when the opening / closing member is in the open state, the fixed portion is exposed to the outside. Thereby, removal and attachment of a cover member can be performed easily. Further, when the opening / closing member is in the closed state, it is difficult to remove the cover member from the outside. For this reason, theft can be prevented.

  A work vehicle according to a fifth aspect of the present invention is the work vehicle according to the fourth aspect of the present invention, wherein the grill portion is provided with a locking portion. The locking portion is disposed at a distance from the lower surface of the grill portion with a distance downward, and locks the cover member. The cover member is attached to the grill portion by being inserted between the lower surface of the grill portion and the locking portion from the side of the grill portion.

  In this work vehicle, the worker opens the opening / closing member when attaching the cover member. Then, the side surface of the grill portion is exposed to the outside. In this state, the operator attaches the cover member to the grill portion by inserting the cover member from the side of the grill portion between the lower surface of the grill portion and the locking portion. And a cover member is fixed to the fixing | fixed part provided in the side surface of the grill part. Therefore, the operator can easily attach the cover member to the grill portion from the side of the vehicle body. Similarly, the operator can easily remove the grill portion from the cover member from the side of the vehicle body.

  A work vehicle according to a sixth aspect of the present invention is the work vehicle according to any one of the first through fifth aspects, wherein the vehicle body has a movable member that is movably provided. Moreover, the work vehicle has an electric motor and an electric component. The electric motor drives the movable member. The electric component is connected to the electric motor and disposed in the storage space.

  In this work vehicle, entry of foreign matter into the storage space is suppressed by the cover member. For this reason, an electrical component can be protected from a foreign material by arrange | positioning an electrical component in storage space.

  A work vehicle according to a seventh aspect is the work vehicle according to any one of the first to fifth aspects, further comprising an engine, an electric motor, and an electric component. The electric motor assists the engine output. The electric component is connected to the electric motor and disposed in the storage space.

  In this work vehicle, entry of foreign matter into the storage space is suppressed by the cover member. For this reason, an electrical component can be protected from a foreign material by arrange | positioning an electrical component in storage space.

  In the work vehicle according to the present invention, it is difficult for the cover member to be damaged, and the worker can easily move on the vehicle body.

1 is an external perspective view of a hydraulic excavator according to an embodiment of the present invention. The block diagram which shows the structure of the drive system of a hydraulic shovel. The expansion perspective view of a storage room in the state where an opening-and-closing member is closed. The expansion perspective view of a storage room in the state where an opening-and-closing member is an open state. The perspective view which looked at the grill unit from diagonally upward. The perspective view which looked at the grill unit from diagonally downward. VII-VII sectional view in FIG. 5 of the grill unit. The exploded perspective view of a grill part. The perspective view which looked at the grill unit concerning other embodiments from the slanting lower part.

<Overall configuration>
A hydraulic excavator 100 according to an embodiment of the present invention is shown in FIG. The excavator 100 includes a vehicle body 1 and a work machine 4.

  The vehicle body 1 has a traveling body 2 and a revolving body 3. The traveling body 2 includes a pair of traveling devices 2a and 2b. Each traveling device 2a, 2b has crawler belts 2d, 2e, and the crawler belts 2d, 2e are driven by a driving force from an engine 21 described later, thereby causing the excavator 100 to travel. In the following description, the front-rear direction means the front-rear direction of the vehicle body 1. Moreover, the left-right direction or the side means the vehicle width direction of the vehicle body 1.

  The swivel body 3 is placed on the traveling body 2. The swivel body 3 is provided so as to be turnable with respect to the traveling body 2. The turning body 3 is turned on the traveling body 2 by a turning electric motor 24 described later. Further, a cab 5 is provided at the front left side position of the revolving structure 3. The revolving unit 3 includes a fuel tank 14, a hydraulic oil tank 15, an engine chamber 16, and a storage chamber 17. The fuel tank 14 stores fuel for driving an engine 21 described later. The fuel tank 14 is disposed behind the hydraulic oil tank 15. The hydraulic oil tank 15 stores hydraulic oil that is discharged from a hydraulic pump 22 described later and supplied to the hydraulic cylinders 10 to 12. The hydraulic oil tank 15 is arranged side by side with the fuel tank 14 in the front-rear direction. The upper surface of the fuel tank 14 and the upper surface of the hydraulic oil tank 15 constitute a part of the upper surface of the revolving structure 3. Further, the side surface of the fuel tank 14 and the side surface of the hydraulic oil tank 15 constitute a part of the side surface of the revolving structure 3.

  The engine chamber 16 houses the engine 21 therein. The engine chamber 16 is disposed behind the fuel tank 14 and the hydraulic oil tank 15. The upper surface of the engine chamber 16 constitutes a part of the upper surface of the revolving structure 3. The upper surface of the engine chamber 16 is located above the upper surfaces of the fuel tank 14 and the hydraulic oil tank 15.

  The storage compartment 17 is arranged behind the cab 5 and is arranged side by side with the engine compartment 16 in the vehicle width direction. A storage space for storing a radiator and a radiator fan (not shown) for cooling the engine 21 is provided inside the storage chamber 17. The configuration of the storage chamber 17 will be described in detail later. A counterweight 18 is provided behind the engine chamber 16 and the storage chamber 17.

  The work machine 4 is attached to the center of the front portion of the revolving structure 3 and includes a boom 7, an arm 8, and a bucket 9. A base end portion of the boom 7 is rotatably connected to the swing body 3. Further, the distal end portion of the boom 7 is rotatably connected to the proximal end portion of the arm 8. The tip of the arm 8 is rotatably connected to the bucket 9. Further, hydraulic cylinders 10 to 12 (boom cylinder 10, arm cylinder 11 and bucket cylinder 12) are arranged so as to correspond to each of boom 7, arm 8 and bucket 9. When these hydraulic cylinders 10 to 12 are driven, the work machine 4 is driven, and work such as excavation is performed.

  A block diagram showing the drive system of the excavator 100 is shown in FIG. The drive system of the hydraulic excavator 100 includes an engine 21, a hydraulic pump 22, a generator motor 23, and a turning electric motor 24.

  The hydraulic pump 22 is driven by the engine 21 and generates hydraulic pressure for driving the hydraulic cylinders 10 to 12 described above.

  The generator motor 23 is provided between the engine 21 and the hydraulic pump 22. The generator motor 23 is housed in the engine chamber 16 together with the engine 21 and the hydraulic pump 22. The generator motor 23 is electrically connected to the capacitor 26 via the inverter 25. When the rotational speed of the engine 21 is accelerated, the generator motor 23 is driven by the electric energy stored in the capacitor 26 to assist the acceleration of the engine 21. When the engine 21 is idling, the generator motor 23 generates power using the driving force of the engine 21. Electric energy generated by power generation by the generator motor 23 is stored in the capacitor 26.

  The turning electric motor 24 turns the turning body 3 by being driven by the electric energy stored in the capacitor 26. Moreover, the turning electric motor 24 generates power when the turning speed of the turning body 3 is reduced. Electric energy generated by the power generation by the swing electric motor 24 is stored in the capacitor 26.

  A cooling device 27 is disposed in the vicinity of the capacitor 26 and the inverter 25. The cooling device 27 is a device for cooling the capacitor 26 and the inverter 25. For example, a water-cooled cooling device is used.

<Configuration of storage chamber 17>
3 and 4 are enlarged perspective views of the storage chamber 17. The storage chamber 17 includes an opening / closing member 31 and a grill unit 32.

  The opening / closing member 31 is provided on the side surface of the revolving structure 3. As shown in FIG. 4, a side opening 33 communicating with the storage space inside the storage chamber 17 is provided on the side surface of the revolving structure 3. The opening / closing member 31 is connected to the column 19 positioned behind the side opening 33 by a hinge 34. The opening / closing member 31 is provided so as to be rotatable about an axis extending in the vertical direction passing through the hinge 34. The opening / closing member 31 opens and closes the side opening 33 by rotating about this axis. FIG. 3 illustrates the opening / closing member 31 in the closed state. FIG. 4 shows the opening / closing member 31 in the open state. The open / close member 31 in the closed state constitutes a part of the side surface of the swing body 3. As shown in FIG. 3, the opening / closing member 31 is provided with a locking mechanism 35, and the opening / closing member 31 can be locked in the closed state by the locking mechanism 35. The opening / closing member 31 is formed with air inlets 36a and 36b for allowing air to flow into the storage space. The air inlets 36a and 36b are constituted by a plurality of slits. As shown in FIG. 4, the storage chamber 17 stores the capacitor 26 and the inverter 25 described above. An electrical component cover 37 is provided so as to cover the capacitor 26 and the inverter 25. Although not shown in FIG. 4, the above-described cooling device 27 is also stored in the storage chamber 17.

  The grill unit 32 constitutes the upper part of the storage chamber 17. The grill unit 32 is disposed on the side of the upper surface of the engine chamber 16 described above. As shown in FIGS. 5 and 6, the grill unit 32 includes a grill portion 38 and a cover member 39 (see FIG. 8). FIG. 5 is a perspective view of the grill unit 32 as viewed obliquely from above. FIG. 6 is a perspective view of the grill unit 32 as viewed obliquely from below.

  The grill portion 38 is provided on the upper surface of the revolving body 3 and constitutes a part of the upper surface of the revolving body 3. The upper surface of the grill portion 38 is flush with the upper surface of the revolving structure 3 and the upper surface of the counterweight 18. The grill part 38 includes a lattice part 41 and a first frame part 42.

  The lattice portion 41 has a lattice shape provided with a plurality of openings communicating with the storage space. As shown in FIG. 5 and FIG. 7, an anti-slip structure having a plurality of irregularities is provided on the upper surface of the lattice portion 41.

  The first frame portion 42 is disposed around the lattice portion 41. The upper surface of the first frame portion 42 has a flat shape and is disposed at substantially the same height as the upper surface of the lattice portion 41. The first frame portion 42 is provided so as to surround the front and rear of the lattice portion 41 and the inner side in the vehicle width direction, and is not provided on the outer side in the vehicle width direction of the lattice portion 41. For this reason, the vehicle width direction outer side of the lattice part 41 is open | released. Of the first frame portion 42, the portion located in front of the lattice portion 41 is the first front frame portion 42 a, the portion located behind the lattice portion 41 is the first rear frame portion 42 b, and the inside of the lattice portion 41 in the vehicle width direction. The part located is called the 1st side frame part 42c.

  As shown in FIG. 7, the first front frame portion 42a has a front horizontal plane 420a arranged in parallel to the horizontal plane and a front vertical plane 421a arranged along the vertical direction. The front vertical surface 421a is provided to extend downward from the rear end portion of the front horizontal surface 420a. The first rear frame portion 42b has a rear horizontal plane 420b arranged in parallel to the horizontal plane and a rear vertical plane 421b arranged along the vertical direction. The rear vertical surface 421b extends downward from the front end portion of the rear horizontal surface 420b. The lattice unit 41 described above is provided across the front vertical surface 421a and the rear vertical surface 421b. The 1st side frame part 42c has the side horizontal surface 420c (refer FIG. 5) arrange | positioned in parallel with a horizontal surface, and the side vertical surface 421c (refer FIG. 6) arrange | positioned along a perpendicular direction. A bracket portion 43 extending downward from the lower end portion of the lattice portion 41 is provided at the center portion in the front-rear direction of the side vertical surface 421c. The bracket portion 43 is provided with a knob 49 for opening and closing an engine hood provided on the upper surface of the engine chamber 16.

  As shown in FIGS. 6 and 7, the grill portion 38 includes first to fourth locking portions 44 a to 44 d. As shown in FIG. 7, the first to fourth locking portions 44 a to 44 d are arranged at a distance from the lower surface of the lattice portion 41 downward. The distance between the lower surface of the lattice portion 41 and the first to fourth locking portions 44a to 44d may be small and large enough to allow the cover member 39 to be inserted. The first locking portion 44a and the second locking portion 44b each have a shape that is long in the vehicle width direction. The 1st latching | locking part 44a is connected with the front vertical surface 421a, and protrudes back from the front vertical surface 421a. The second locking portion 44b is connected to the rear vertical surface 421b and projects forward from the rear vertical surface 421b. The third locking portion 44c and the fourth locking portion 44d are arranged at a distance from each other in the front-rear direction. The third locking portion 44c and the fourth locking portion 44d are connected to the bracket portion 43 and protrude outward from the side surface of the bracket portion 43 in the vehicle width direction. The cover member 39 is inserted into the gap between the first to fourth locking portions 44a to 44d and the lower end portion of the lattice portion 41, and the first to fourth locking portions 44a to 44d move the cover member 39 downward. Lock from.

  As shown in FIGS. 5 and 6, a plurality of fixing portions 45 a to 45 c for fixing the cover member 39 are provided on the side surface of the lattice portion 41 on the outer side in the vehicle width direction. The fixing portions 45a to 45c include projecting portions 46a to 46c (see FIG. 8) provided on the side surfaces of the lattice portion 41, and bolts 47a to 47c. Specifically, three projecting portions 46a to 46c are arranged at a distance in the front-rear direction of the vehicle body. As shown in FIG. 8, screw holes 48a-48c into which bolts 47a-47c are inserted are provided in the protrusions 46a-46c. Then, the bolts 47a-47c pass through holes 53a-53c provided on the side surface of the cover member 39 and are inserted into the screw holes 48a-48c of the projecting portions 46a-46c, whereby the cover member 39 is attached to the grill portion 38. Fixed. When the opening / closing member 31 is closed, the side surface of the grill portion 38 is covered with the opening / closing member 31. Therefore, in this state, the fixing portions 45a to 45c are not exposed to the outside and are located in the storage space (see FIG. 3). When the opening / closing member 31 is in the open state, the side surface of the grill portion 38 is exposed to the outside together with the side opening 33. Therefore, in this state, the fixing portions 45a to 45c are exposed to the outside (see FIG. 4).

  FIG. 8 is an exploded perspective view of the grill portion 38. As shown in FIG. 8, the grill portion 38 includes a first grill member 51 and a second grill member 52. The first grill member 51 includes a part of the lattice portion 41 located on the inner side in the vehicle width direction and the first frame portion 42 described above. The second grill member 52 includes a part of the lattice portion 41 located on the outer side in the vehicle width direction and the second frame portion 54. Therefore, the protrusions 46 a to 46 c of the fixing portions 45 a to 45 c described above are provided on the side surface of the second grill member 52. The second frame portion 54 includes a second front frame portion 54a and a second rear frame portion 54b. The second front frame portion 54 a is located in front of the lattice portion 41. The second rear frame portion 54 b is located on the rear side of the lattice portion 41. The second frame portion 54 is fixed to the lower surface of the first frame portion 42. Specifically, the second front frame portion 54a is fixed to the lower surface of the first front frame portion 42a. The second rear frame portion 54b is fixed to the lower surface of the first rear frame portion 42c. Thereby, the 1st grill member 51 and the 2nd grill member 52 are united.

  The cover member 39 is a net-like member that covers the opening of the grill portion 38, and is disposed on the storage space side of the grill portion 38. The mesh size of the cover member 39 is smaller than the opening of the lattice portion 41. The cover member 39 has an L-shaped bent shape, and has a horizontal cover surface 39a and a vertical cover surface 39b. The horizontal cover surface 39a is locked to the locking portions 44a to 44d described above, and is disposed below the grill portion 38. The vertical cover surface 39b is disposed along the vertical direction and is disposed in contact with the side surface of the grill portion 38. The vertical cover surface 39b is provided with a plurality of holes 53a-53c arranged in the front-rear direction, and the bolts 47a-47c of the fixing portions 45a-45c described above are passed through these holes 53a-53c. The cover member 39 is attached to the grill portion 38 by being inserted into the gap between the lower surface of the lattice portion 41 and the locking portions 44a to 44d from the side of the grill portion 38 (see FIG. 7). Then, the cover member 39 is fixed to the grill portion 38 by screwing the bolts 47a-47c into the screw holes 48a-48c of the protrusions 46a-46c.

<Features>
In the hydraulic excavator 100, the opening of the grill portion 38 is covered by the cover member 39. For this reason, it can suppress that foreign materials, such as a dead leaf or dust, penetrate | invade in storage space. The cover member 39 is disposed below the grill portion 38. Accordingly, the cover member 39 is not stepped on by an operator on the vehicle body 1. For this reason, damage to the cover member 39 can be suppressed. Further, when the worker moves on the vehicle body 1, the cover member 39 is not hindered. Further, the grill portion 38 is flush with the upper surface of the revolving body 3 including the fuel tank 14, the hydraulic oil tank 15, the counterweight 18, and the like, and the cover member 39 is disposed on the upper surface of the grill portion 38. Not. For this reason, there are few unevenness | corrugations which become an obstacle of a worker's movement on the upper surface of the vehicle body 1. FIG. Thereby, the worker can easily move on the vehicle body 1.

  In this hydraulic excavator 100, the anti-slip structure provided on the upper surface of the lattice portion 41 prevents the foot from slipping even when an operator steps on the lattice portion 41. For this reason, the vehicle body 1 can be easily moved. Further, since the cover member 39 is disposed on the lower side rather than the upper side of the grill portion 38, the function of the anti-slip structure is not impaired by the cover member 39.

  In the hydraulic excavator 100, the cover member 39 suppresses entry of foreign matter into the storage space. For this reason, the capacitor 26 and the inverter 25 in the storage space can be protected from foreign substances.

  In the hydraulic excavator 100, fixing portions 45a to 45c for fixing the cover member 39 are arranged in the storage space. For this reason, when the opening / closing member 31 is closed, it is difficult to remove the cover member 39 from the outside (see FIG. 3). Further, by locking the opening / closing member 31, it becomes more difficult to remove the cover member 39 from the outside. For this reason, the theft of the cover member 39 and the members in the storage space can be prevented.

  In the hydraulic excavator 100, when the operator removes the cover member 39 from the grill portion 38, the operator first opens the opening / closing member 31. Then, the side surface of the grill portion 38 and the bolts 47a-47c of the fixing portions 45a-45c are exposed to the outside (see FIG. 4). In this state, the operator turns the bolts 47a to 47c and removes them from the grill portion 38. After removing the bolts 47a-47c from the grill portion 38, the operator pulls the cover member 39 outward in the vehicle width direction, thereby removing the cover member 39 from between the lower surface of the grill portion 38 and the locking portions 44a-44d. Pull out. In this way, the operator can easily remove the cover member 39 from the grill portion 38 from the side of the revolving structure 3.

  Also, when attaching the cover member 39 to the grill portion 38, the operator first opens the opening / closing member 31. Then, the side surface of the grill part 38 and the protrusions 46a to 46c are exposed to the outside. Next, the operator inserts the cover member 39 from the side of the grill portion 38 between the lower surface of the grill portion 38 and the locking portions 44a to 44d. As a result, the cover member 39 is attached to the grill portion 38. Then, the operator screws bolts 47a-47c into the holes 53a-53c of the cover member 39 and the screw holes 48a-48c of the protrusions 46a-46c. As a result, the cover member 39 is fixed to the grill portion 38. In this way, the operator can easily attach the cover member 39 to the grill portion 38 from the side of the revolving structure 3.

  As described above, in the excavator 100, the cover member 39 can be easily detached and attached. For this reason, the maintenance work of the cover member 39 can be easily performed.

<Other embodiments>
(A) The application target of the present invention is not limited to a hydraulic excavator, and may be applied to other types of work vehicles.

  (B) The storage space of the storage chamber 17 is not limited to the capacitor 26 and the inverter 25, and other electrical components may be stored. Moreover, the electric motor for driving the other movable member of the vehicle body 1 is not limited to the electric motor 24 for turning the revolving body 3.

  (C) The number of fixing portions 45a to 45c is not limited to that of the above-described embodiment. Further, the structure of the fixing portions 45a-45c is not limited to the projecting portions 46a-46c having the bolts 47a-47c and the screw holes 48a-48c as in the above embodiment. The fixing portions 45a to 45c may have any structure as long as the cover member 39 is detachably fixed to the grill portion 38. Further, the position where the fixing portions 45a to 45c are provided is not limited to the side surface of the grill portion 38, and may be located on the storage space side. For example, as shown in FIG. 9, fixing portions 56 a to 56 d may be provided on the lower surface of the grill portion 38. Similarly to the fixing portions 45a-45c, the fixing portions 56a-56d have bolts and projecting portions having holes through which the bolts are passed.

  In FIG. 9, both the fixing portions 45 a to 45 c on the side surface of the grill portion 38 and the fixing portions 56 a to 56 d on the lower surface of the grill portion 38 are provided, but the fixing portion 56 a − on the lower surface of the grill portion 38 is provided. Only 56d may be provided. Also in this case, it is difficult to remove the cover member 39 from the outside when the opening / closing member 31 is closed. Further, if the opening / closing member 31 is opened, the cover member 39 can be easily detached from the grill portion 38 or attached to the grill portion 38 from the storage space side.

  INDUSTRIAL APPLICABILITY The present invention is useful as a work vehicle because it has an effect that the cover member is not easily damaged and the worker can easily move on the vehicle body.

DESCRIPTION OF SYMBOLS 1 Car body 38 Grill part 39 Cover member 100 Excavator (work vehicle)
3 Revolving body (movable member)
24 Swing electric motor (electric motor)
23 Generator motor (electric motor)
26 Capacitor (Electrical component)
25 Inverter (electric parts)
45a-45c fixed portion 33 side opening 31 opening / closing member 44a-44d locking portion

Claims (7)

A vehicle body having a storage space inside;
A grill-like member provided on the upper surface of the vehicle body and provided with a plurality of openings communicating with the storage space, the upper surface being flush with the upper surface of the vehicle body;
A net-like cover member disposed on the storage space side of the grill portion and covering the opening;
Work vehicle equipped with. On the upper surface of the grill part, a non-slip structure having a plurality of irregularities is provided.
The work vehicle according to claim 1. The grill portion includes a fixing portion that is disposed in the storage space and fixes the cover member.
The work vehicle according to claim 1 or 2. A side opening that communicates with the storage space and an opening / closing member that opens and closes the side opening are provided on a side surface of the vehicle body,
The side surface of the grill portion is disposed so that the opening and closing member is exposed to the outside together with the side portion opening in the open state,
The fixing portion is provided on a side surface of the grill portion.
The work vehicle according to claim 3. The grill portion is provided with a locking portion that is disposed at a distance from the lower surface of the grill portion and is spaced from the lower surface, and locks the cover member.
The cover member is attached to the grill portion by being inserted between the lower surface of the grill portion and the locking portion from the side of the grill portion.
The work vehicle according to claim 4. The vehicle body has a movable member provided movably,
The electric motor for driving the movable member;
An electrical component connected to the electric motor and disposed in the storage space;
The work vehicle according to any one of claims 1 to 5, further comprising: Engine,
An electric motor for assisting the output of the engine;
An electrical component connected to the electric motor and disposed in the storage space;
The work vehicle according to any one of claims 1 to 5, further comprising:

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