JP2008195345A - Vehicle and working machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vehicle and a working machine capable of securing a storage space of a fuel hose even when there is no spare space on a revolving frame. <P>SOLUTION: A fuel tank 16 is loaded on the revolving frame 14 provided on a travelling body 13. A hose storage part 28 to store the fuel hose 31 and a nozzle 32 to be used in supplying fuel to this fuel tank 16 is provided inside of the revolving frame 14. Further, a nozzle storage body 47 to store the nozzle 32 is set inside the hose storage part 28. Even further, a cover body 29 free to open and close is mounted on an opening of the hose storage part 28. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a vehicle and a work machine in which a fuel hose and the like are housed in a turning frame.

  The work machine is provided with a traveling body and a turning frame that can turn with respect to the traveling body, and a cab, a working device, a fuel tank, a working oil tank, and the like are mounted on the turning frame.

  In this work machine, when the fuel is replenished, the fuel is replenished from the refueling vehicle or pumped up from a drum can containing the fuel and replenished to the fuel tank of the work machine.

  Regarding refueling, a refueling hose or the like is provided in a refueling vehicle when refueling from a refueling vehicle, but a fuel hose or the like is required when pumping up from a drum can or the like. Such work machines are used at various construction sites and construction sites, so it is very inconvenient to carry a fuel hose or the like each time fuel is supplied.

Therefore, there is a case in which a storage case containing a fuel hose or the like is installed at a position in front of a fuel tank installed on a revolving frame so that fuel can be smoothly supplied at any place (for example, Patent Document 1). reference).
JP 2002-266377 A (Page 3, FIG. 1)

  Thus, a fuel hose can be stored in a working machine with a space that can be provided with a storage case on the revolving frame, but a storage case or the like can be stored in the space on the revolving frame, such as a small work machine. If there is no room for installation, there is a problem that the fuel hose cannot be stored.

  The present invention has been made in view of these points, and an object of the present invention is to provide a vehicle and a work machine that can secure a storage space for a fuel hose even when there is no extra space on the turning frame.

  The invention described in claim 1 includes a traveling body, a revolving frame provided on the traveling body so as to be able to swivel, a fuel tank installed on the revolving frame, and a fuel for supplying fuel to the fuel tank. A hose, provided in the revolving frame, having an opening for taking in and out of the fuel hose, a hose storage portion for storing the fuel hose, and a lid body provided openably and closably at the opening of the hose storage portion. It is a vehicle.

  According to a second aspect of the present invention, in the vehicle according to the first aspect, a nozzle connected to the tip of the fuel hose and a cylindrical nozzle housing for housing the nozzle are provided in a part of the hose housing portion. It is a thing.

  According to a third aspect of the present invention, in the vehicle according to the first or second aspect, the nozzle container has a tip located below the rear end of the nozzle inlet / outlet and at least a part of the tip is open. is there.

  According to a fourth aspect of the present invention, in the vehicle according to any one of the first to third aspects, a pump chamber is provided in a revolving frame partitioned from the hose accommodating portion, and an electric pump is accommodated in the pump chamber. It is a thing.

  According to a fifth aspect of the present invention, in the vehicle according to any one of the first to fourth aspects, a step surface portion is provided on the upper surface of the lid.

  The invention described in claim 6 is the vehicle according to any one of claims 1 to 5, wherein a switch for operating the electric pump is provided on the lower surface of the lid.

  The invention described in claim 7 is a work machine including the vehicle according to any one of claims 1 to 6 and a work device provided on a turning frame of the vehicle.

  According to the first aspect of the present invention, the fuel hose used when replenishing the fuel to the fuel tank installed on the turning frame of the traveling body is stored in the hose storage portion provided in the turning frame. Since the hose storage portion can be closed by the lid, the storage space for the fuel hose can be secured even when there is no room on the revolving frame.

  According to the second aspect of the present invention, the nozzle is connected to the tip of the fuel hose, and the nozzle is stored in the hose by including the cylindrical nozzle container that stores the nozzle in a part of the hose storage portion. When placed directly in the unit, it is possible to prevent the dirt in the hose storage part from adhering to the nozzle, and the dirt from entering the fuel tank when refueling.

  According to the invention described in claim 3, the nozzle housing body is located at a lower end than the rear entrance / exit, so that the accommodated nozzle can hardly come off from the nozzle entrance / exit side of the nozzle housing, and at least the front end By opening a part of the nozzle, the fuel remaining in the hose and nozzle can be discharged to the outside so that it does not accumulate in the nozzle housing, and the tip is not fully open. The nozzle container can be locked so as not to fall off from the tip side.

  According to the fourth aspect of the present invention, the pump chamber is provided in the revolving frame partitioned from the hose storage portion, and the electric pump is stored in the pump chamber, so that the fuel hose and the nozzle Since the electric pump is partitioned through the partition plate, it is possible to prevent the fuel attached to the fuel hose or the nozzle from adhering to the electric pump and causing the electric pump to fail.

  According to the invention described in claim 5, by providing the step surface portion on the upper surface of the lid body, maintenance work can be facilitated, and by using the lid body of the hose storage portion as a step, the swivel frame can be used. Save time and effort to set up new steps.

  According to the sixth aspect of the present invention, since the switch for operating the electric pump is provided on the lower surface of the lid, the switch faces the operator when the lid is opened at the time of refueling. In addition, it is not necessary to provide a switch box for storing the switch.

  According to the seventh aspect of the present invention, in the working machine provided with the working device in the swivel frame, the hose housing portion in which the fuel hose used for refueling the fuel tank is housed is disposed in the swivel frame. By preparing for, the fuel hose and the like can be stored even in a working machine having no space on the revolving frame.

  Hereinafter, the present invention will be described in detail with reference to an embodiment shown in FIGS.

  As shown in FIG. 4, the work machine 10 is a hydraulic excavator in which a work device 12 is provided on a vehicle 11, and the vehicle 11 is provided on a shoe-type traveling body 13 and is turnable on the traveling body 13. The revolving frame 14 is provided.

  On the swivel frame 14, a cab 15 is provided on one side, and a fuel tank 16 and a hydraulic oil tank 17 are provided on the other side. Although not shown, an engine, a hydraulic pump driven by the engine, etc. Is installed.

  In addition, a headlamp 18 is provided on the convex portion in front of the fuel tank 16, and a handrail 19 used for maintenance is provided from the lower front portion of the fuel tank 16 on the side to the upper portion of the fuel tank 16. ing.

  A mounting bracket 21 for mounting the work device 12 is integrally projected at the front portion of the swivel frame 14. The work device 12 has a boom 22, an arm 23, and a bucket 24 axially connected to the mounting bracket 21 so that the boom 22, the arm 23, and the bucket cylinder 27 can be sequentially rotated.

  A hose housing portion 28 is provided in the swivel frame 14 in a region extending from the side of the mounting bracket 21 to the lower side of the headlamp 18, and a lid 29 is attached to the opening thereof so as to be freely opened and closed. .

  As shown in FIGS. 1 to 3, the hose storage portion 28 inside the revolving frame 14 stores a fuel hose 31 for sucking fuel used for refueling and a nozzle 32 connected to the tip of the fuel hose 31. It is.

  Under the fuel tank 16, a pump chamber 34 is provided which is partitioned from the hose storage portion 28 via a partition plate 33, and an electric pump 35 used for refueling is mounted in the pump chamber 34. It has been.

  The partition plate 33 is provided with a hole (not shown) through which the fuel discharge hose 36 connected to the electric pump 35 is passed, and a partition plate 37 for partitioning a small chamber that leads the fuel discharge hose 36 upward is provided. The hose housing part 28 and the electric pump 35 are separated by the partition plate 33 and the partition plate 37. The fuel discharge hose 36 is disposed upward along the side surface of the fuel tank 16 and is inserted into the upper portion of the fuel tank 16.

  As shown in FIG. 5, the upper surface of the lid 29 is a step surface portion 38 on which a plurality of protrusions are formed and a slip stopper is provided.

  As shown in FIG. 6, an opening frame 39 is provided at the opening edge of the hose storage portion 28, and a lid 29 is attached to the opening frame 39 by a hinge 41 so as to be opened and closed. Further, a folding support bar 42 is attached to the opening frame 39 and can be held in a state where the lid is opened. Further, an engagement member 43 that is rotated by a key is attached to the opening frame 39, and the lid When the body 29 is closed, the lid 29 is locked by engaging the engaging member 43 and the engaged member on the lid 29 side.

  A switch base 44 is provided on the lower surface of the lid 29, and a button-type switch 45 and a fuse 46 for turning on and off the electric pump 35 are attached to the switch base 44. When the lid 29 is opened when refueling, The switch 45 faces the operator.

  A fuel hose 31 is wound and accommodated inside the hose accommodating portion 28, and a cylindrical nozzle accommodating body 47 for accommodating the nozzle 32 is provided in a part of the hose accommodating portion 28. The nozzle 32 is accommodated so as to be inserted from the hose accommodating portion 28 into the nozzle accommodating body 47.

  As shown in FIG. 7 or FIG. 8, the nozzle housing 47 is fixed to a nozzle housing mounting base 48 installed on the floor surface of the hose housing 28 via a mounting plate 49 so that the nozzle 32 can be easily put in and out. The nozzle inlet / outlet 51 is opened obliquely at the rear end so that the nozzle 52 can be inclined, and the tip 52 is positioned below the nozzle inlet / outlet 51 and is attached to be inclined.

  Further, a nozzle locking body 53 is provided at the tip 52 of the nozzle storage body 47 so that the nozzle 32 does not fall out, and further, the nozzle storage body 47 is not sealed by the nozzle locking body 53. At least a part of the bottom is opened, and a discharge port 54 for discharging the fuel is provided. The partition plate 37 is fixed on the nozzle container mounting base 48.

  Next, the function and effect of the embodiment will be described.

  When refueling the fuel tank 16 on the swivel frame 14, the engaging member 43 of the lid 29 of the hose housing 28 is released, the lid 29 is opened, and the fuel hose 31 and the hose housing 28 are opened from the opening. The nozzle 32 housed in the inner nozzle housing 47 is taken out.

  Then, the nozzle 32 is inserted into a container such as a drum can containing fuel, the switch 45 for operating the electric pump 35 provided on the lower surface of the lid 29 is turned on, and the fuel such as the drum can is sucked by the fuel hose 31 and the electric pump The fuel discharged from 35 is supplied to the fuel tank 16 by the fuel discharge hose 36.

  When the fuel reaches a certain level, refueling is automatically stopped by the liquid level sensor, so switch 45 of electric pump 35 is turned off, nozzle 32 is extracted from the drum, and fuel hose 31 is stored in hose storage 28. The nozzle 32 is accommodated in the nozzle accommodating body 47, the lid 29 is closed, and the lid 29 is locked by the engaging member 43.

  When performing maintenance on the cab 15 on the swivel frame 14 or the engine provided behind the hydraulic oil tank 17, the lid 29 having the step surface portion 38 and the handrail 19 are used to Climb to and perform maintenance. When the maintenance is completed, the lid 29 and the handrail 19 are again used to descend from the work machine 10.

  In the working machine 10 in which the working device 12 is provided on the swivel frame 14 of the traveling body 13, a hose housing in which a fuel hose 31 used for refueling the fuel tank 16 installed on the swivel frame 14 is housed. Even in the case of the work machine 10 in which there is no extra space on the swivel frame 14 by closing the opening by the lid 29 that is provided in the swivel frame 14 and is openably and closably attached to the hose housing 28, A space for storing the fuel hose 31 can be secured.

  When the nozzle 32 is directly placed in the hose housing portion 28 by connecting the nozzle 32 to the tip of the fuel hose and providing a cylindrical nozzle housing body 47 that houses the nozzle 32 in a part of the hose housing portion 28. , Dirt in the hose housing part 28 adheres to the nozzle 32, and the dirt can be prevented from entering the fuel tank 16 when refueling.In addition, the nozzle 32 can be fixed at a fixed position. Damage due to a collision of the nozzle 32 with the hose accommodating portion 28 can be prevented.

  The nozzle housing 47 has a tip 52 positioned below and inclined from the nozzle outlet 51 at the rear end, so that the stored nozzle 32 can hardly be detached from the nozzle inlet 51 side of the nozzle container 47, The nozzle locking body 53 provided at the tip 52 of the nozzle container 47 prevents the nozzle 32 from falling off from the tip 52 of the nozzle container 47.

  Further, when the nozzle 32 is accommodated in the nozzle accommodating body 47, the tip 52 of the nozzle accommodating body 47 is inclined downward from the nozzle inlet / outlet 51 at the rear end, so that it remains in the fuel hose 31 and the nozzle 32. There is a risk that the fuel may drip into the nozzle container 47. On the other hand, at least a part of the lower end of the tip 52 of the nozzle housing 47 is opened as the discharge port 54 so that the opening of the nozzle housing 47 is not sealed by the nozzle locking body 53, whereby the nozzle housing 47 The fuel dripping down can be discharged to the outside so that it does not collect at the tip 52.

  In the swivel frame 14, a pump chamber 34 is provided that is partitioned from the hose storage portion 28, and the electric pump 35 is stored therein, so that the fuel hose 31, the nozzle 32, and the electric pump 35 are separated from the partition plate 33. Since it is partitioned through the plate 37, it is possible to prevent the fuel adhering to the fuel hose 31, the nozzle 32, etc. from adhering to the electric pump 35 and causing the electric pump 35 to fail.

  By providing the step surface portion 38 provided with an anti-slip on the upper surface of the lid 29, the step surface portion 38 of the lid 29 and the handrail 19 can be used to facilitate maintenance work of the engine and the hydraulic pump, and the hose. By using the lid 29 of the storage unit 28 as a step, it is not necessary to install a new step on the revolving frame 14.

  The switch 45 that operates the electric pump 35 is provided on the lower surface of the lid 29. When the lid 29 is opened when refueling, the switch 45 faces the operator and the height is about the same as the swivel frame 14. It is not necessary to provide a switch box for storing the switch 45 specially.

  The present invention is applicable to a vehicle having a turning frame such as a hydraulic excavator and a work machine.

It is a top view which shows one Embodiment of the turning frame in the working machine and vehicle which concern on this invention. It is a side view of a turning frame same as the above. It is a perspective view of a revolving frame same as the above. 1 is a perspective view showing an embodiment of a work machine according to the present invention. It is a perspective view of the state which closed the cover of the hose storage part in a working machine same as the above. It is a perspective view of the state which opened the cover body of the hose accommodating part same as the above. It is a side view of the nozzle accommodating body installed in the same hose accommodating part. It is a top view of a nozzle container same as the above.

Explanation of symbols

10 work machines
11 Vehicle
12 Working equipment
13 Running body
14 Swivel frame
16 Fuel tank
28 Hose compartment
29 Lid
31 Fuel hose
32 nozzles
34 Pump room
35 Electric pump
38 Step surface
45 switch
47 Nozzle container
51 Nozzle doorway

Claims (7)

A traveling body,
A turning frame provided on the traveling body so as to be capable of turning;
A fuel tank installed on the swivel frame;
A fuel hose for refueling the fuel tank;
A hose housing portion provided in the revolving frame, having an opening for taking in and out the fuel hose, and housing the fuel hose;
A vehicle comprising: a lid body that is openable and closable at an opening of the hose storage portion. A nozzle connected to the tip of the fuel hose;
The vehicle according to claim 1, further comprising a cylindrical nozzle housing that houses the nozzle in a part of the hose housing. 3. The vehicle according to claim 1, wherein the nozzle container has a tip positioned below a rear end of the nozzle opening and opening, and at least a part of the tip is open. A pump chamber provided in a swivel frame partitioned from the hose storage portion;
The vehicle according to any one of claims 1 to 3, further comprising: an electric pump housed in the pump chamber. The vehicle according to any one of claims 1 to 4, wherein the lid has a step surface portion on an upper surface. The vehicle according to any one of claims 1 to 5, wherein the lid includes a switch for operating the electric pump on a lower surface. A vehicle according to any one of claims 1 to 6;
A work machine comprising: a work device provided on a turning frame of the vehicle.

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