CN216920511U - Fuel tank system for excavator - Google Patents
Fuel tank system for excavator Download PDFInfo
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- CN216920511U CN216920511U CN202123341254.4U CN202123341254U CN216920511U CN 216920511 U CN216920511 U CN 216920511U CN 202123341254 U CN202123341254 U CN 202123341254U CN 216920511 U CN216920511 U CN 216920511U
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- Prior art keywords
- fuel tank
- excavator
- main
- auxiliary
- fuel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Component Parts Of Construction Machinery (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model discloses a fuel tank system for an excavator, and belongs to the technical field of engineering machinery. The defect that a single fuel tank cannot meet the fuel supply requirement due to volume limitation in the traditional fuel tank in the prior art is overcome. The main structure of the fuel tank comprises a main fuel tank and a first auxiliary fuel tank, wherein a fuel filling port and a fuel suction port are arranged on the main fuel tank, the lower end of the main fuel tank is connected with the lower end of the first auxiliary fuel tank through a first fuel pipe, and the upper end of the main fuel tank is connected with the upper end of the first auxiliary fuel tank through a communicating pipe. The utility model is mainly used for engineering machinery such as excavators and the like.
Description
The technical field is as follows:
the utility model belongs to the technical field of engineering machinery, and particularly relates to a fuel tank system for an excavator.
Background art:
engineering machine tool operation environment difference is big, and during the operation of special operating mode, required fuel consumption is big, need once only carry sufficient fuel, and single oil tank can't satisfy the fuel feeding demand because the volume restriction, and the not enough problem of volume can be solved to prior art's two oil tank structure, but because of excavator equipment's particularity can not satisfy the customer to the demand of bigger volume, and when having the fuel tank slope, the problem that the effective volume utilization ratio of fuel tank is low.
The utility model content is as follows:
the utility model solves the technical problem of overcoming the defects of the prior art, and provides a fuel tank system for an excavator, which can meet the requirements of special working conditions and has the advantages of high economic benefit, high safety and good reliability.
In order to realize the purpose, the utility model is realized by adopting the following technical scheme:
the utility model provides a fuel tank system for excavator, includes main fuel tank and first pair fuel tank, be equipped with oil filler hole and oil absorption mouth on the main fuel tank, the lower extreme of main fuel tank is connected through the lower extreme of first fuel pipe with first pair fuel tank, and the upper end of main fuel tank is connected through the upper end of communicating pipe with first pair fuel tank.
Preferably, the lower end of the main fuel tank is provided with a first flange, the lower end of the first auxiliary fuel tank is provided with a second flange, the bottommost end of the first flange is lower than the bottommost end of the second flange, and the first flange is connected with the second flange through a first fuel pipe.
Preferably, a check valve is arranged between the first flange plate and the first fuel pipe, and a ball valve is arranged between the second flange plate and the first fuel pipe.
Preferably, the excavator fuel tank system further comprises a second auxiliary fuel tank, and the second auxiliary fuel tank is connected with the main fuel tank through a second fuel pipe.
Preferably, the two ends of the second auxiliary fuel tank are respectively arranged on the hydraulic oil tank and the frame through mounting supports, and the main fuel tank, the first auxiliary fuel tank and the hydraulic oil tank are arranged on the upper frame.
Preferably, a shock absorber is arranged on the mounting support.
Preferably, a breather is arranged at the upper end of the second auxiliary fuel tank.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, based on the arrangement characteristics of the excavator body, a first auxiliary fuel tank and a second auxiliary fuel tank are additionally added, wherein the second auxiliary fuel tank is arranged on the hydraulic fuel tank and the frame through a bracket, so that the problems of insufficient volume of the main fuel tank and difficult arrangement of the whole excavator are solved while the working visual field is not influenced, and the requirements of special customers are met;
2. the first auxiliary fuel tank, the second auxiliary fuel tank and the main fuel tank form a fuel tank system, and fuel is supplied together, so that the problem of long working time is solved, the fuel supply requirement under special working conditions is met, the time wasted in back and forth refueling is saved, the problems of difficulty in refueling operation on a construction site, potential safety hazards and the like are solved, the safety is improved, and the social and economic benefits are improved;
3. the bottommost end of the first flange plate at the lower end of the main fuel tank is lower than the bottommost end of the second flange plate at the bottom of the first auxiliary fuel tank, so that the oil suction port is located at the lowest position of the fuel tank system, the effective volume utilization rate of the fuel tank system is improved while the volume of the fuel tank is increased, the problem that due to the fact that the fuel tank is inclined, fuel flows towards the inclined direction, air suction is easily caused to cause flameout, the operation efficiency is affected is solved through the one-way valve, and the effective volume utilization rate of the fuel tank system is improved.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a bottom view of the connection of the main fuel tank and the first secondary fuel tank of the present invention;
fig. 4 is a schematic structural view of the installation and use state of the present invention.
In the figure: 1. a main fuel tank; 2. a first secondary fuel tank; 3. a second auxiliary fuel tank; 4. a hydraulic oil tank; 5. a frame; 6. putting on a shelf; 7. a first fuel pipe; 8. a communicating pipe; 9. a second fuel pipe; 11. an oil filler; 12. a respirator; 13. a shock absorber; 14. mounting a support; 15. a first flange plate; 16. a liquid level sensor; 17. an oil suction port; 18. a first straight joint; 19. a one-way valve; 20. a second straight joint; 21. a ball valve; 22. a second flange.
The specific implementation mode is as follows:
the utility model is further illustrated by the following specific examples in combination with the accompanying drawings.
Example 1:
as shown in fig. 1-3, a fuel tank system for an excavator comprises a main fuel tank 1 and a first auxiliary fuel tank 2, wherein the main fuel tank 1 is provided with a filler 11, an oil suction port 17 and a liquid level sensor 16, the lower end of the main fuel tank 1 is connected with the lower end of the first auxiliary fuel tank 2 through a first fuel pipe 7, and the first auxiliary fuel tank 2 supplies oil to the main fuel tank 1 through the first fuel pipe 7; the upper end of the main fuel tank 1 is connected with the upper end of the first sub fuel tank 2 through a communicating pipe 8. The liquid level sensor 16 is arranged at the upper end of the main fuel tank 1 and is used for monitoring the oil liquid level of the fuel tank system.
The bottom area of the main fuel tank 1 is as small as possible to meet the functional requirements, the mounting plane of the first sub fuel tank 2 is preferably higher than that of the main fuel tank 1, and the number of the sub fuel tanks is not limited to two and can be multiple.
Example 2:
the lower end of the main fuel tank 1 is provided with a first flange 15, the oil suction port 17 is arranged on the first flange 15, the lower end of the first auxiliary fuel tank 2 is provided with a second flange 22, the bottommost end of the first flange 15 is lower than the bottommost end of the second flange 22, the oil suction port 17 is located at the lowest position of the fuel tank system, the effective volume utilization rate of the fuel tank system is improved while the volume of the fuel tank is increased, and the first flange 15 is connected with the second flange 22 through a first fuel pipe 7.
A one-way valve 19 is arranged between the first flange 15 and the first fuel pipe 7, and a ball valve 21 is arranged between the second flange 22 and the first fuel pipe 7. The check valve 19 is connected with the first flange 15 through the first straight joint 18, the ball valve 21 is connected with the second flange 22 through the second straight joint 20, the check valve 19 requires smaller opening pressure or no opening pressure, when filling fuel, the ball valve 21 is closed, and the main fuel tank 1 and the first auxiliary fuel tank 2 are respectively filled with fuel through the fuel filling opening 11.
The fuel tank system for the excavator further comprises a second auxiliary fuel tank 3, the second auxiliary fuel tank 3 is connected with the main fuel tank 1 through a second fuel pipe 9, and the second auxiliary fuel tank 3 supplies fuel to the main fuel tank 1 through the second fuel pipe 9. The upper ends of the first sub fuel tank 2 and the second sub fuel tank 3 are respectively provided with a filler opening 11.
As shown in fig. 4, the two ends of the second sub fuel tank 3 are respectively mounted on the hydraulic oil tank 4 and the frame 5 through mounting supports 14, and the main fuel tank 1, the first sub fuel tank 2 and the hydraulic oil tank 4 are mounted on the upper frame 6 through bolts.
And a shock absorber 13 is arranged on the mounting support 14.
The upper end of the second auxiliary fuel tank 3 is provided with a breather 12, so that the problem that a filter core of the breather 12 is polluted by fuel oil due to height difference is solved, the main fuel tank 1 and the first auxiliary fuel tank 2 are connected through a communicating pipe 8, and the breather 12 is arranged on the second auxiliary fuel tank 3. The rest is the same as in example 1.
When the whole machine works in an inclined state, and the fuel tank inclines, the problem that the fuel flows to the inclined direction to cause air suction to cause flameout is avoided.
Claims (7)
1. The utility model provides a fuel tank system for excavator, includes main fuel tank (1) and first pair fuel tank (2), be equipped with oil filler hole (11) and oil absorption mouth (17) on main fuel tank (1), its characterized in that: the lower end of the main fuel tank (1) is connected with the lower end of the first auxiliary fuel tank (2) through a first fuel pipe (7), and the upper end of the main fuel tank (1) is connected with the upper end of the first auxiliary fuel tank (2) through a communicating pipe (8).
2. A fuel tank system for an excavator according to claim 1, wherein: the lower extreme of main fuel tank (1) is equipped with first ring flange (15), and the lower extreme of first secondary fuel tank (2) is equipped with second ring flange (22), and the bottommost end of first ring flange (15) is less than the bottommost end of second ring flange (22), and is connected through first fuel pipe (7) between first ring flange (15) and second ring flange (22).
3. The excavator fuel tank system according to claim 2, wherein: a one-way valve (19) is arranged between the first flange plate (15) and the first fuel pipe (7), and a ball valve (21) is arranged between the second flange plate (22) and the first fuel pipe (7).
4. A fuel tank system for an excavator according to claim 2 or 3, wherein: the excavator fuel tank system further comprises a second auxiliary fuel tank (3), and the second auxiliary fuel tank (3) is connected with the main fuel tank (1) through a second fuel pipe (9).
5. The excavator fuel tank system according to claim 4, wherein: two ends of the second auxiliary fuel tank (3) are respectively installed on the hydraulic oil tank (4) and the frame (5) through the installation support (14), and the main fuel tank (1), the first auxiliary fuel tank (2) and the hydraulic oil tank (4) are all installed on the upper frame (6).
6. The excavator fuel tank system according to claim 5, wherein: and a shock absorber (13) is arranged on the mounting support (14).
7. The excavator fuel tank system according to claim 4, wherein: a breather (12) is arranged at the upper end of the second auxiliary fuel tank (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123341254.4U CN216920511U (en) | 2021-12-28 | 2021-12-28 | Fuel tank system for excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123341254.4U CN216920511U (en) | 2021-12-28 | 2021-12-28 | Fuel tank system for excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216920511U true CN216920511U (en) | 2022-07-08 |
Family
ID=82253862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123341254.4U Active CN216920511U (en) | 2021-12-28 | 2021-12-28 | Fuel tank system for excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216920511U (en) |
-
2021
- 2021-12-28 CN CN202123341254.4U patent/CN216920511U/en active Active
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