WO2014080714A1 - Camion-benne - Google Patents

Camion-benne Download PDF

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Publication number
WO2014080714A1
WO2014080714A1 PCT/JP2013/078477 JP2013078477W WO2014080714A1 WO 2014080714 A1 WO2014080714 A1 WO 2014080714A1 JP 2013078477 W JP2013078477 W JP 2013078477W WO 2014080714 A1 WO2014080714 A1 WO 2014080714A1
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WO
WIPO (PCT)
Prior art keywords
fuel tank
tank
main
hydraulic oil
auxiliary
Prior art date
Application number
PCT/JP2013/078477
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English (en)
Japanese (ja)
Inventor
石原　和典
北口　篤
佐藤　隆之
池田　純
佐々木　崇
泰樹 北
Original Assignee
日立建機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日立建機株式会社 filed Critical 日立建機株式会社
Priority to JP2014548495A priority Critical patent/JPWO2014080714A1/ja
Publication of WO2014080714A1 publication Critical patent/WO2014080714A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/063—Arrangement of tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/06—Fuel tanks characterised by fuel reserve systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K2015/03118—Multiple tanks, i.e. two or more separate tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/063—Arrangement of tanks
    • B60K2015/0636—Arrangement of tanks the fuel tank being part of the chassis or frame
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/10—Road Vehicles
    • B60Y2200/14—Trucks; Load vehicles, Busses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/10—Road Vehicles
    • B60Y2200/14—Trucks; Load vehicles, Busses
    • B60Y2200/142—Heavy duty trucks

Definitions

  • the present invention relates to a dump truck such as a mining dump truck having a hydraulic oil tank and a fuel tank.
  • FIG. 5 is a side view showing a mining dump truck given as an example of a conventional dump truck
  • FIG. 6 is a plan view showing a state in which the loading platform of the dump truck shown in FIG. 5 is removed
  • FIG. 7 is a diagram of the dump truck shown in FIG. It is a rear view which shows the state except a loading platform and a driver's cab.
  • the cab support 2 and the main frame 3 described above constitute a vehicle body.
  • the mining dump truck includes a loading platform 4 that is attached to the main frame 3 via a hinge 4a so as to be able to rotate in the vertical direction, a hoist cylinder 5 that rotates the loading platform 4 in the vertical direction, and a main body that constitutes the vehicle body.
  • a front wheel 6 and a rear wheel 7 attached to the frame 3 are provided.
  • the mining dump truck is disposed between the front wheel 6 and the rear wheel 7 and is attached to one of the left and right sides of the main frame 3, and stores the hydraulic oil supplied to the hoist cylinder 5 and has an oil supply port 8a.
  • a hydraulic oil tank 8 and a main fuel tank 9 disposed between the front wheel 6 and the rear wheel 7 and attached to the other left and right sides of the main frame 3 for storing fuel and having a fuel filler port 9a are provided. .
  • the mining dump truck configured as described above has recently been demanded to increase the travelable distance from a fuel full state. This request tends to increase the capacity of the fuel tank 9.
  • the capacity of the fuel tank 9 When the capacities of the fuel tank 9 and the hydraulic oil tank 8 are compared, it is not uncommon for the capacity of the fuel tank 9 to be set to be twice or more the capacity of the hydraulic oil tank 8. Since the specific gravity of the fuel such as light oil and the hydraulic oil supplied to the hoist cylinder 5 is substantially the same, the weight difference when each tank is full is equal to the volume difference.
  • the fuel tank 9 and the hydraulic oil tank 8 are often arranged separately on the left and right sides of the main frame 3, so that the fuel tank is remarkably generated when the fuel tank 9 is full.
  • the 9 side becomes heavier, and the left and right weights of the main frame 3 become unbalanced. Therefore, not only the mounting bracket of the fuel tank 9 but also the tank mounting surface on the main frame 3 side reinforces only the fuel tank 9 side, which tends to be unpreferable in terms of design.
  • the fuel tank 9 when increasing the capacity of the fuel tank as described above, it is difficult to change the distance between the tires of the front wheels 6 and the rear wheels 7, so the fuel tank 9 must be increased in the outward direction of the main frame 3. I don't get it. However, when the capacity of the fuel tank 9 is increased in this way, the bending moment due to gravity increases because the center of gravity of the fuel tank 9 moves away from the attachment point. For this reason, the strength on the attachment site side of the fuel tank 9 must be set larger than the strength on the attachment site side of the hydraulic oil tank 8.
  • Patent Document 1 discloses an invention in which a fuel tank is separately provided on the left and right sides of the vehicle body in the tractor, and an auxiliary fuel tank is provided between these fuel tanks.
  • a fuel tank is separately provided on the left and right sides of the vehicle body in the tractor, and an auxiliary fuel tank is provided between these fuel tanks.
  • fuel tanks having the same shape and size are provided on the left and right sides of the vehicle body, and an auxiliary fuel tank is provided in an upper portion between these fuel tanks.
  • a communication pipe that communicates the bottom part and a communication pipe that communicates the auxiliary fuel tank and the left and right fuel tanks are provided, and a breather hose is provided in the auxiliary fuel tank.
  • the fuel tank is divided into the left and right sides of the vehicle body by adopting the conventional technique disclosed in Patent Document 1 described above in order to ensure a large fuel volume. It can be considered to be provided.
  • the hydraulic oil tank 8 is already provided on one side of the main frame 3 as described above, the fuel tank provided on the hydraulic oil tank 8 side restricts the installation space. Therefore, it is necessary to provide a fuel tank having a smaller volume than the left and right fuel tanks, that is, an auxiliary fuel tank as disclosed in Patent Document 1.
  • the total weight of the weight of the auxiliary fuel tank including the fuel when full and the weight of the hydraulic oil tank including the hydraulic oil when full is the main fuel including the fuel when full. It is conceivable to set the shape and dimensions of the main fuel tank, the auxiliary fuel tank, and the hydraulic oil tank so as to be approximately equal to the weight of the tank.
  • the weight balance between the left and right sides of the vehicle body can be secured when the auxiliary fuel tank, the hydraulic oil tank, and the main fuel tank are full, but the auxiliary fuel tank is reduced as the fuel decreases due to traveling.
  • the weights of the left and right sides of the vehicle body gradually become unbalanced after the auxiliary fuel tank and the main fuel tank are full. . Therefore, even if the prior art disclosed in Patent Document 1 is applied, the strength on the attachment site side of the main fuel tank must be set larger than the strength on the attachment site side of the hydraulic oil tank.
  • the present invention has been made from the above-described state of the art, and its purpose is to secure a large amount of fuel and to maintain a good balance of the left and right weights of the vehicle body even when the fuel is consumed. To provide a dump truck.
  • the present invention provides a vehicle body, a cargo bed that is attached to the vehicle body so as to be able to turn in the vertical direction, a hoist cylinder that turns the cargo bed in the vertical direction, and a front wheel that is attached to the vehicle body.
  • a hydraulic oil tank disposed between the front wheel and the rear wheel and attached to one side of the vehicle body for storing hydraulic oil supplied to the hoist cylinder, the front wheel and the rear wheel Between the main fuel tank for storing fuel by being attached to the other side of the vehicle body, and an auxiliary device set at a position higher than the main fuel tank and set to a smaller volume than the main fuel tank
  • the auxiliary fuel tank is disposed on the hydraulic oil tank side, One end of the communication pipe is connected to the lowermost part of the auxiliary fuel tank, the other end of the communication pipe is connected to a side portion of the main fuel tank, and is provided in each of the main fuel tank and the auxiliary fuel tank, A breather vent for taking air in and out of the corresponding tank; and a suction pipe which is provided in the main fuel tank and forms a fuel suction port.
  • the fuel tank having a large volume that is the sum of the volume of the auxiliary fuel tank and the volume of the main fuel tank.
  • a structure can be realized. Thereby, a large amount of fuel can be secured in the dump truck.
  • the breather vent is provided in each of the main fuel tank and the auxiliary fuel tank, when the fuel in the main fuel tank decreases, the fuel in the auxiliary fuel tank can be smoothly flowed into the main fuel tank through the communication pipe. Can do.
  • the upper surface of the main fuel tank and the upper surface of the auxiliary fuel tank are at the same height, the upper surface of the fuel in the main fuel tank when full and the upper surface of the auxiliary fuel tank when full are at the same height. Can be kept. Therefore, for example, when the fuel is supplied from the suction pipe of the main fuel tank and the auxiliary fuel tank, the hydraulic oil tank, and the main fuel tank are full, the fuel in the main fuel tank and the auxiliary fuel tank Each of the fuel in the tank can be reduced. That is, it is possible to gradually reduce the left and right weights of the vehicle body. Such an action accompanying the consumption of fuel by running continues until the fuel in the auxiliary fuel tank is exhausted.
  • the present invention can maintain a good balance between the left and right weights of the vehicle body even when fuel is consumed by running.
  • the present invention is characterized in that, in the above invention, the shapes of the main fuel tank and the auxiliary fuel tank are formed so that the cross-sectional areas at the same height are equal to each other.
  • the fuel in the main fuel tank and the fuel in the auxiliary fuel tank are reduced by the same amount as the fuel is consumed by traveling, thereby reducing the weight on the left and right of the vehicle body by the same weight. Can do.
  • the present invention is the above invention, wherein the total weight of the weight of the auxiliary fuel tank containing the fuel when the tank is full and the weight of the hydraulic oil tank containing the hydraulic oil when the tank is full is
  • Each of the main fuel tank, the auxiliary fuel tank, and the hydraulic oil tank is set to have a shape and dimension so as to be approximately equal to the weight of the main fuel tank containing fuel.
  • the present invention configured as described above can maintain the right and left weight balance of the vehicle body with high accuracy when each of the main fuel tank, the auxiliary fuel tank, and the hydraulic oil tank is filled.
  • the present invention is the above invention, wherein the vehicle body includes a cab support that supports a driver's cab and a main frame that is disposed below the cab support and connected to the cab support.
  • the hydraulic oil tank is attached to the side
  • the auxiliary fuel tank is arranged on the upper surface of the hydraulic oil tank
  • the main fuel tank is attached to the other side of the main frame
  • the auxiliary fuel tank and the main fuel tank are connected.
  • the communication pipe to be communicated is extended below the main frame.
  • the dead space above the hydraulic oil tank can be effectively used, the auxiliary fuel tank can be disposed on the hydraulic oil tank with good stability, and the dead space below the main frame can be provided. It is possible to arrange a communication pipe that makes effective use of the auxiliary fuel tank and the main fuel tank.
  • the present invention is characterized in that in the above invention, a fuel filler port is provided in at least one of the main fuel tank and the auxiliary fuel tank.
  • the fuel supplied from the fuel filler port of the main fuel tank can flow into the auxiliary fuel tank via the communication pipe. That is, by supplying fuel from the fuel filler port of the main fuel tank, both the main fuel tank and the auxiliary fuel tank can be filled up.
  • the fuel supplied from the fuel filler port of the auxiliary fuel tank can be flowed into the main fuel tank through the communication pipe. That is, by supplying fuel from the fuel filler port of the auxiliary fuel tank, both the main fuel tank and the auxiliary fuel tank can be filled up.
  • the auxiliary fuel tank is provided on the hydraulic oil tank side, fuel supply and hydraulic oil supply can be performed from one of the left and right sides of the vehicle body, and the fuel and hydraulic oil can be supplied at the same time. Convenience can be secured.
  • fuel can be supplied from either the left or right side of the vehicle body.
  • fuel supply and hydraulic oil supply can be performed from one of the left and right sides of the vehicle body, and the convenience of supplying the fuel and hydraulic oil at the same time can be ensured.
  • the present invention In the present invention, a large amount of fuel can be secured, thereby increasing the travelable distance. In addition, the present invention can maintain a good balance between the left and right weights of the vehicle body even when fuel is consumed. As a result, the present invention can realize a fuel tank mounting structure in which the strength on the attachment site side of the main fuel tank and the strength on the attachment site side of the auxiliary fuel tank and the hydraulic oil tank are set to have a small difference. Therefore, according to the present invention, the dump truck can be manufactured more easily than before.
  • FIG. 3 is an AA cross-sectional enlarged view of FIG. 2. It is a rear view which shows the principal part structure of 2nd Embodiment of the dump truck which concerns on this invention. It is a side view which shows the mining dump truck mentioned as an example of the conventional dump truck. It is a top view which shows the state except the loading platform of the dump truck shown in FIG. It is a rear view which shows the state except the loading platform and cab of the dump truck shown in FIG.
  • FIG. 1 is a rear view showing a configuration of a main part of a first embodiment of a dump truck according to the present invention
  • FIG. 2 is a plan view showing a state in which a loading platform of the first embodiment is removed
  • FIG. 3 is an AA of FIG. It is a cross-sectional enlarged view.
  • the dump truck according to the first embodiment is also a mining dump truck similar to that shown in FIG. Therefore, the following description will be made using the reference numerals shown in FIG. 5 as necessary.
  • This first embodiment also includes a vehicle body including a cab support 2 that supports the cab 1 and a main frame 3 that is disposed below the cab support 2 and connected to the cab support 2. Further, a loading platform 4 which is attached to the main frame 3 constituting the vehicle body via a hinge 4a so as to be able to rotate in the vertical direction, and a hoist cylinder 5 for rotating the loading platform 4 in the vertical direction are provided. A front wheel 6 and a rear wheel 7 attached to the main frame 3 are also provided.
  • the hydraulic oil tank 8 disposed between the front wheel 6 and the rear wheel 7 and storing the hydraulic oil 25 supplied to the hoist cylinder 5 is provided in the main tank.
  • a main fuel tank 21 which is attached to one of the left and right sides of the frame 3 and is disposed between the front wheel 6 and the rear wheel 7 and stores the fuel 26 is attached to the other side of the main frame 3.
  • an auxiliary fuel tank 22 is provided which is disposed at a position higher than the main fuel tank 21 and has a smaller volume than the main fuel tank 21.
  • the auxiliary fuel tank 22 is arranged on the hydraulic oil tank 8 side.
  • the auxiliary fuel tank 22 is disposed on the upper surface 8 b of the hydraulic oil tank 8.
  • the hydraulic oil tank 8 is provided with an oil supply port 8a.
  • a communication pipe 23 made of, for example, a hose is provided for communicating the auxiliary fuel tank 22 and the main fuel tank 21.
  • One end of the communication pipe 23 is connected to the lowermost portion of the auxiliary fuel tank 22, and the other end is connected to a side portion of the main fuel tank 21, and extends below the main frame 3.
  • each of the main fuel tank 21 and the auxiliary fuel tank 22 is provided with breather vents 21a and 22a for taking in and out the air in the corresponding tank, and the fuel 26 provided in the main fuel tank 21.
  • the suction pipe 24 is formed to form the suction port.
  • the breather vents 21 a and 22 a are respectively provided on the upper surfaces of the main fuel tank 21 and the auxiliary fuel tank 22, and the suction pipe 24 is connected to a side portion near the bottom of the main fuel tank 21.
  • the main fuel tank 21 and the auxiliary fuel tank 22 are arranged so that the upper surface of the main fuel tank 21 and the upper surface of the auxiliary fuel tank 22 are substantially at the same height.
  • the substantially same height position includes a height position that is completely the same, and includes a height position in a range that is considered to be the same empirically when an attachment error or the like is considered.
  • the shapes of the main fuel tank 21 and the auxiliary fuel tank 22 are formed, for example, such that the cross-sectional areas at the same height are equal to each other.
  • the total weight of the weight of the auxiliary fuel tank 22 including the fuel 26 when full and the weight of the hydraulic oil tank 8 when full is used.
  • the respective shapes and dimensions of the main fuel tank 21, the auxiliary fuel tank 22, and the hydraulic oil tank 8 are set so as to be substantially equal to the weight of the main fuel tank 21 including the time fuel 26.
  • At least one of the main fuel tank 21 and the auxiliary fuel tank 22 is provided with a fuel filler port for the fuel 26.
  • the fuel filler port 21 b is provided only in the main fuel tank 21.
  • the auxiliary fuel tank 22 and the main fuel tank 21 are connected via the communication pipe 23. Therefore, the volume of the auxiliary fuel tank 22 and the volume of the main fuel tank 21 are added up. Thus, a fuel tank structure having a large volume can be realized. As a result, a large amount of fuel 26 can be secured, and the travelable distance can be increased. Further, since the breather vents 21a and 22a corresponding to the main fuel tank 21 and the auxiliary fuel tank 22 are provided, when the fuel 26 in the main fuel tank 21 decreases, the fuel 26 in the auxiliary fuel tank 22 is used as the main fuel tank. 21 can be smoothly flowed through the communication pipe 23.
  • the upper surface of the main fuel tank 21 and the upper surface of the auxiliary fuel tank 22 are at the same height, the upper surface of the fuel 26 in the main fuel tank 21 and the auxiliary fuel tank 22 when the tank is full.
  • the upper surface of the fuel 26 can be kept at the same height position. Therefore, for example, when the auxiliary fuel tank 22, the hydraulic oil tank 8, and the main fuel tank 21 are full, when the fuel 26 is supplied from the suction pipe 24 of the main fuel tank 21 and the vehicle travels, Each of the fuel 26 in the tank 21 and the fuel 26 in the auxiliary fuel tank 22 can be reduced, and the left and right weights of the main frame 3 can be gradually reduced.
  • the fuel 26 in the main fuel tank 21 and the fuel 26 in the auxiliary fuel tank 22 can be reduced by the same amount, and the left and right weights of the main frame 3 can be reduced by the same weight. Such an action accompanying the consumption of the fuel 26 by traveling is continued until the fuel 26 in the auxiliary fuel tank 22 runs out.
  • the fuel 26 in the main fuel tank 21 is gradually consumed.
  • the weight of the main fuel tank 21 including the fuel 26 can be kept close to the total weight of the weight of the auxiliary fuel tank 22 and the weight of the hydraulic oil tank 8 including the hydraulic oil 25.
  • the right and left weight balance of the main frame 3 can be kept good even when the fuel 26 is consumed by traveling. Therefore, in the first embodiment, the fuel that can set the strength on the attachment site side of the main fuel tank 21 and the strength on the attachment site side of the auxiliary fuel tank 22 and the hydraulic oil tank 8 to a strength with a small difference. A tank structure can be realized, and the production of the mining dump truck becomes easy.
  • the main weight of the auxiliary fuel tank 22 and the hydraulic oil tank 8 when the tank is full is substantially equal to the weight of the main fuel tank 21. Since the respective shapes and dimensions of the fuel tank 21, the auxiliary fuel tank 22, and the hydraulic oil tank 8 are set, the left and right weight balance of the main frame 3 can be maintained with high accuracy when the tank is full.
  • the dead space above the hydraulic oil tank 8 can be effectively used, and the auxiliary fuel tank 22 can be disposed on the hydraulic oil tank 8 with good stability.
  • the communication pipe 23 that allows the auxiliary fuel tank 22 and the main fuel tank 21 to communicate with each other can be arranged. That is, the auxiliary fuel tank 21 and the communication pipe 23 can be arranged without affecting the arrangement design of other devices and equipment.
  • the fuel filler 21 b is provided only in the main fuel tank 21, but when the fuel 26 is supplied from the fuel filler 21 b of the main fuel tank 21, the fuel 26 is passed through the communication pipe 23. By flowing into the auxiliary fuel tank 22, both the main fuel tank 21 and the auxiliary fuel tank 22 can be filled up.
  • FIG. 4 is a rear view showing the main configuration of the second embodiment of the dump truck according to the present invention.
  • fuel supply ports 21b and 22b corresponding to both the main fuel tank 21 and the auxiliary fuel tank 22 are provided.
  • Other configurations are the same as those of the first embodiment.
  • the fuel 26 can be supplied from either the left or right side of the main frame 3.
  • the auxiliary fuel tank 22 is provided on the hydraulic oil tank 8 side, when the fuel 26 and the hydraulic oil 25 are supplied at the same time, the fuel is supplied from the oil supply port 22b of the auxiliary fuel tank 22, and the hydraulic oil is supplied.
  • the hydraulic oil 25 can be supplied from the oil supply port 8 a of the tank 8. That is, the fuel 26 and the hydraulic oil 25 can be supplied from one of the left and right sides of the main frame 3 to ensure convenience.
  • FIG. 1 With this configuration, when the fuel 26 is supplied from the fuel supply port 22b of the auxiliary fuel tank 22, the fuel 26 is caused to flow into the main fuel tank 21 via the communication pipe 23, and the main fuel tank 21 and the auxiliary fuel are supplied. Both tanks 22 can be full. Further, as in the second embodiment, the fuel 26 and the hydraulic oil 25 can be supplied from one of the left and right sides of the main frame 3, which is convenient when the fuel 26 and the hydraulic oil 25 are supplied at the same time. Can be secured.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Abstract

Afin de pouvoir assujettir un grand volume de carburant (26) et de pouvoir maintenir le poids d'une caisse de véhicule (2, 3) bien équilibré côté gauche et côté droit au fur et à mesure de la consommation du carburant (26), dans la présente invention, un réservoir d'huile hydraulique (8) est attaché du côté droit ou du côté gauche d'un châssis principal (3), un réservoir de carburant primaire (21) est attaché de l'autre côté, un réservoir de carburant auxiliaire (22) qui a une capacité inférieure au réservoir de carburant primaire (21) est placé sur la surface supérieure du réservoir d'huile hydraulique (8), le réservoir de carburant auxiliaire (22) et le réservoir de carburant primaire (21) sont raccordés par un tube de raccordement (23), des reniflards (21a, 22a) sont mis en oeuvre pour laisser l'air rentrer et sortir du réservoir de carburant primaire (21) et du réservoir de carburant auxiliaire (22), un tuyau d'aspiration (24) est mis en oeuvre dans le réservoir de carburant primaire (21) pour former un orifice au travers duquel le carburant (26) est aspiré en sortie, et le réservoir de carburant primaire (21) et le réservoir de carburant auxiliaire (22) sont positionnés de sorte que la surface supérieure du réservoir de carburant primaire (21) et la surface supérieure du réservoir de carburant auxiliaire (22) se trouvent à approximativement la même hauteur.
PCT/JP2013/078477 2012-11-22 2013-10-21 Camion-benne WO2014080714A1 (fr)

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JP2014548495A JPWO2014080714A1 (ja) 2012-11-22 2013-10-21 ダンプトラック

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JP2012-256501 2012-11-22
JP2012256501 2012-11-22

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WO2014080714A1 true WO2014080714A1 (fr) 2014-05-30

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107264545A (zh) * 2017-07-19 2017-10-20 宝鸡中车时代工程机械有限公司 用于轨道工程车辆的组合式燃油箱
JP2018062236A (ja) * 2016-10-12 2018-04-19 井関農機株式会社 作業車両
CN108099588A (zh) * 2017-12-22 2018-06-01 谢涛 一种新能源车供油装置
US11040616B2 (en) 2018-10-08 2021-06-22 Caterpillar Inc. Dual fuel tank system for a machine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60183626U (ja) * 1984-05-18 1985-12-05 株式会社小松製作所 ダンプトラツク等の車体装置
JPH08113159A (ja) * 1994-10-17 1996-05-07 Seirei Ind Co Ltd 農業用トラクタ
JPH09317469A (ja) * 1996-05-22 1997-12-09 Seirei Ind Co Ltd 油圧走行農作業機のタンク構造
JP2000192507A (ja) * 1998-12-25 2000-07-11 Kato Works Co Ltd 建設機械の燃料タンク
JP2006027531A (ja) * 2004-07-20 2006-02-02 Mitsubishi Agricult Mach Co Ltd 作業車両

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60183626U (ja) * 1984-05-18 1985-12-05 株式会社小松製作所 ダンプトラツク等の車体装置
JPH08113159A (ja) * 1994-10-17 1996-05-07 Seirei Ind Co Ltd 農業用トラクタ
JPH09317469A (ja) * 1996-05-22 1997-12-09 Seirei Ind Co Ltd 油圧走行農作業機のタンク構造
JP2000192507A (ja) * 1998-12-25 2000-07-11 Kato Works Co Ltd 建設機械の燃料タンク
JP2006027531A (ja) * 2004-07-20 2006-02-02 Mitsubishi Agricult Mach Co Ltd 作業車両

Cited By (4)

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