CN211969162U - Plastic fuel tank for excavator and excavator - Google Patents
Plastic fuel tank for excavator and excavator Download PDFInfo
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- CN211969162U CN211969162U CN202020169103.1U CN202020169103U CN211969162U CN 211969162 U CN211969162 U CN 211969162U CN 202020169103 U CN202020169103 U CN 202020169103U CN 211969162 U CN211969162 U CN 211969162U
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- tank body
- excavator
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Abstract
The utility model discloses a plastic fuel tank and excavator for excavator relates to engineering machine tool and makes technical field, and this plastic fuel tank is equipped with left side case portion including the fuel tank body bottom the fuel tank body, and the middle part transversely is provided with the staple bolt mounting groove, and the lower part of front end is equipped with and fixes two at least spacer pins that are connected at the last spacer plate of rotary platform. The excavator comprises a rotary platform, the rotary platform is provided with a space for installing a fuel tank body which is enclosed by an installation support and a vertical plate, the left side of the fuel tank body is provided with an L-shaped protection plate connected with the vertical plate, and the L-shaped protection plate is connected with a hoop 3 for hooping the fuel tank body 1; the front part of the mounting bracket is provided with a limiting plate which is provided with a limiting pin hole. Compared with the prior art, the utility model forms a hydraulic multi-way valve maintenance channel above the left box part, which makes the hydraulic multi-way valve very convenient to assemble and disassemble, saves time and labor; the fuel tank body is completely limited in six degrees of freedom, and the phenomena of infirm installation and large vibration are avoided.
Description
Technical Field
The utility model belongs to the technical field of the engineering machine tool manufacturing technique and specifically relates to a plastic fuel tank and excavator for excavator.
Background
The plastic fuel tank for the excavator is generally used for storing fuel, is generally arranged on a rotary platform of the excavator and is positioned in front of the hydraulic fuel tank, and a rotary motor and a hydraulic multi-way valve positioned behind the rotary motor are arranged on the left side of the plastic fuel tank. The excavator rotary platform is provided with a space which is surrounded by a mounting bracket and a vertical plate and used for mounting the plastic fuel tank, the plastic fuel tank is in a cuboid shape, the mounting bracket and the vertical plate are adopted to limit the movement of the plastic fuel tank in four directions in a plane, due to the limitation of the space, six degrees of freedom cannot be completely limited after the plastic fuel tank is mounted, the phenomena of unfirm mounting and fixing and large vibration exist, and the vibration strength of engineering machinery is one of the most main factors influencing the service life of the plastic fuel tank; and the plastic fuel tank is close to the rotary motor and the hydraulic multi-way valve, so that the hydraulic multi-way valve is very difficult to disassemble and assemble during maintenance, and the hydraulic multi-way valve can be disassembled and assembled only by disassembling the plastic fuel tank or the hydraulic fuel tank, which wastes time and labor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a plastic fuel tank for excavator is provided.
The utility model aims to solve another technical problem that an excavator is provided.
The above task of the utility model is all in order to solve that there is the fixed not firm phenomenon of vibration big in the installation for current plastic fuel tank for the excavator to the dismouting is very difficult during hydraulic pressure multi-way valve maintenance, the problem that wastes time and energy.
The utility model provides a plastic fuel tank for excavator's technical scheme is: this kind of plastic fuel tank for excavator, including installing the fuel tank body on excavator rotary platform, the left side of fuel tank body bottom is equipped with the left side case portion of outside extension the fuel tank body middle part transversely is provided with the installation and cramps the staple bolt mounting groove of the used staple bolt of fuel tank body, the lower part of fuel tank body front end be equipped with fix two at least spacer pins that the spacer plate is connected on the rotary platform.
In the above technical scheme of the plastic fuel tank for the excavator, a more specific technical scheme may be that: the right side of the fuel tank body is provided with a T-shaped groove for installing and pressing a T-shaped pressing plate used by the fuel tank body, and the T-shaped groove extends to the bottom surface of the fuel tank body.
Further, the fuel tank body is located staple bolt mounting groove top is equipped with the first sunken strengthening rib of annular, it is equipped with many sunken strengthening ribs of second to fire fuel tank body left side, the sunken strengthening rib of second is followed the upper end of firing the fuel tank body extends to the lower extreme.
Further, the fuel tank body is provided with a third sunken reinforcing rib which extends transversely to the front end face and the rear end face of the fuel tank body from the T-shaped groove, fourth sunken reinforcing ribs are transversely arranged on the front end face and the rear end face of the fuel tank body respectively, and the fourth sunken reinforcing ribs are located in the middle of the left tank part.
The utility model provides an excavator's technical scheme is: the excavator comprises a rotary platform and a fuel tank body, wherein the rotary platform is provided with a space which is surrounded by a mounting bracket and a vertical plate and used for mounting the fuel tank body, the excavator further comprises an L-shaped protection plate, a hoop, a limiting plate and a rubber ring, the left side of the bottom of the fuel tank body is provided with a left tank part which extends outwards, the L-shaped protection plate is mounted above the left tank part and connected with the vertical plate, and the hoop hoops the fuel tank body tightly and is connected with the L-shaped protection plate; the lower part of the front end of the fuel tank body is provided with at least two limiting pins, the limiting plate is installed at the front part of the mounting bracket, the limiting plate is provided with a limiting pin hole matched with the limiting pin, and the rubber ring is sleeved outside the limiting pin and positioned in the limiting pin hole.
In the above excavator technical solution, a more specific technical solution may also be: the excavator further comprises a T-shaped pressing plate, a T-shaped groove is formed in the right side of the fuel tank body, and the T-shaped pressing plate is installed in the T-shaped groove and connected with the mounting support.
Furthermore, a sponge plate is arranged on the contact surface of the right side of the fuel tank body and the mounting support.
Furthermore, rubber plates are arranged on the bottom surface of the L-shaped protection plate, the inner side surface of the hoop, the pressing surface of the T-shaped pressing plate, and the contact surfaces of the fuel tank body, the mounting support and the vertical plate.
The utility model discloses the place ahead that indicates is the direction that the excavator moved ahead.
Since the technical scheme is used, compared with the prior art, the utility model following beneficial effect has:
1. the utility model discloses be equipped with outside left side case portion that extends bottom the fuel tank body, the top of left side case portion forms a hydraulic pressure multi-way valve maintenance passageway, and the dismouting is very convenient, labour saving and time saving when making the maintenance of hydraulic pressure multi-way valve. An L-shaped protective plate is arranged above the left box part to prevent the fuel tank body from being damaged when the hydraulic multi-way valve is maintained. The L-shaped protective plate is connected with the hoop which hoops the fuel tank body tightly to limit the fuel tank body to move left and right and rotate; the lower part of the front end of the fuel tank body is provided with at least two limiting pins, the limiting plates are provided with limiting pin holes matched with the limiting pins, and the limiting pins penetrate through the limiting pin holes to be provided with rubber rings to limit the fuel tank body to move back and forth and rotate. Therefore, the complete limitation of six degrees of freedom is realized in the installation of the fuel tank body, the phenomena of infirm installation and large vibration are avoided, and the service life of the plastic fuel tank is prolonged.
2. The right side of the fuel tank body is provided with a T-shaped groove, and the fuel tank body is tightly pressed through the connection of a T-shaped pressing plate arranged in the T-shaped groove and a mounting bracket, so that the fuel tank body is more firmly mounted, and the influence of the vibration of the excavator on the fuel tank body is further reduced.
3. Be equipped with first sunken strengthening rib, the sunken strengthening rib of second, the sunken strengthening rib of third and the sunken strengthening rib of fourth on the fuel tank body, the bulk strength of reinforcing fuel tank body.
4. A sponge plate is arranged on the contact surface of the right side of the fuel tank body and the mounting bracket; rubber plates are arranged on the bottom surface of the L-shaped protection plate, the inner side surface of the hoop, the pressing surface of the T-shaped pressing plate and the contact surfaces of the fuel tank body, the mounting bracket and the vertical plate; avoid fuel tank body and L type protection shield, staple bolt, T type clamp plate, installing support and riser direct contact, under the great condition of vibration, play the effect of shock attenuation buffering to fuel tank body, further prolong the life of this plastic fuel tank.
Drawings
Fig. 1 is the structure schematic diagram of the plastic fuel tank for the excavator of the embodiment of the present invention.
Fig. 2 is a view from direction K of fig. 1.
Fig. 3 is a schematic structural view of the fuel tank body mounted on the excavator according to the embodiment of the present invention.
Fig. 4 is an installation schematic diagram of the fuel tank body in the embodiment of the present invention.
Fig. 5 is a schematic view of the fuel tank body in the embodiment of the present invention, which is fastened by the L-shaped protection plate and the hoop.
Fig. 6 is a schematic view of the fuel tank body of the embodiment of the present invention, wherein a sponge plate and a rubber plate are disposed on the contact surface between the fuel tank body and the mounting bracket and the vertical plate.
FIG. 7 is a schematic view of the fuel tank body in the embodiment of the present invention, which is fastened to the mounting bracket by a T-shaped pressing plate.
Detailed Description
The invention will be described in more detail with reference to the following embodiments:
referring to fig. 1, 2 and 3, the plastic fuel tank for the excavator comprises a fuel tank body 1 installed on a rotary platform of the excavator, wherein a left tank part 1-1 extending outwards is arranged on the left side of the bottom of the fuel tank body 1, a hoop installation groove 1-4 for installing and hooping a hoop 3 used for tightly hooping the fuel tank body 1 is transversely arranged in the middle of the fuel tank body 1, two limiting pins 1-5 connected with a limiting plate 4 fixed on the rotary platform are arranged on the lower part of the front end of the fuel tank body 1, and the two limiting pins 1-5 are arranged up and down. The right side of the fuel tank body 1 is provided with T-shaped grooves 1-8 for installing and pressing a T-shaped pressing plate 10 used for the fuel tank body 1, and the T-shaped grooves 1-8 extend to the bottom surface of the fuel tank body 1, as shown in FIG. 7. An annular first concave reinforcing rib 1-3 is arranged above the hoop mounting groove 1-4 of the fuel tank body 1, two second concave reinforcing ribs 1-2 are arranged on the left side of the fuel tank body 1, and the second concave reinforcing ribs 1-2 extend from the upper end to the lower end of the fuel tank body 1. The fuel tank body 1 is provided with third concave reinforcing ribs 1-6 transversely extending from the T-shaped grooves 1-8 to the front end surface and the rear end surface of the fuel tank body 1, the front end surface and the rear end surface of the fuel tank body 1 are respectively and transversely provided with fourth concave reinforcing ribs 1-7, and the fourth concave reinforcing ribs 1-7 are positioned in the middle of the left tank part 1-1. In fig. 3, an arrow F indicates the front direction, i.e. the advancing direction of the excavator; l is left and R is right.
As shown in fig. 3, 4 and 5, the excavator comprises a rotary platform, a fuel tank body 1, an L-shaped protection plate 6, an anchor ear 3, a limit plate 4, a rubber ring 5, a T-shaped pressure plate 10, a rotary motor 7 and a hydraulic multi-way valve 8, wherein the rotary platform is provided with a space for installing the fuel tank body 1, which is surrounded by an installation support 2 and a vertical plate 2-1, and the rotary motor 7 and the hydraulic multi-way valve 8 behind the rotary motor 7 are installed near the left side of the fuel tank body 1.
The left side of the bottom of the fuel tank body 1 is provided with a left tank part 1-1 which extends outwards, an L-shaped protection plate 6 is arranged above the left tank part 1-1, the L-shaped protection plate 6 is connected with a support plate part which extends downwards in a bending mode, and the support plate part is connected with the vertical plate 2-1 through a bolt. The L-shaped protection plate 6 is connected with the hoop 3 which hoops the fuel tank body 1 tightly, the hoop 3 adopts a U-shaped hoop, the hoop 3 is arranged in the hoop mounting grooves 1-4 of the fuel tank body 1, and two free ends of the hoop 3 respectively penetrate through the connecting holes of the L-shaped protection plate 6 and are fastened by nuts.
The lower part of the front end of the fuel tank body 1 is provided with two limit pins up and down, the front part of the mounting bracket 2 is provided with a limit plate 4, the limit plate 4 is provided with a vertical plate part and a transverse plate part connected with the mounting bracket 2 through a bolt, the vertical plate part is provided with a limit pin hole matched with the limit pin, and the limit pin penetrates through the limit pin hole and is provided with a rubber ring 5. Specifically, the rubber ring 5 is sleeved outside the limit pin and is positioned in the limit pin hole.
The right side of the fuel tank body 1 is provided with a T-shaped groove 1-8, and a T-shaped pressing plate 10 connected with the mounting bracket 2 through threads is arranged in the T-shaped groove 1-8. A sponge plate 16 is adhered to the contact surface of the right side of the fuel tank body 1 and the mounting bracket 2, a rubber plate 11 is adhered to the bottom surface of the L-shaped protection plate 6, and a rubber plate 12 is adhered to the inner side surface of the hoop 3. A rubber plate 17 is bonded on the pressing surface of the T-shaped pressing plate 10, a rubber plate 14 is bonded on the contact surface of the left side of the fuel tank body 1 and the vertical plate 2-1, a rubber plate 15 is bonded on the contact surface of the bottom surface of the fuel tank body 1 and the mounting bracket 2, and two rubber plates 13 are bonded between the rear end of the fuel tank body 1 and the contact surface of the mounting bracket 2, as shown in fig. 6 and 7.
The utility model discloses a 1 bottoms of fuel tank body have outside left side case portion 1-1 that extends, and the top of left side case portion 1-1 forms a hydraulic pressure multi-way valve 8 maintenance passageway, and the dismouting is very convenient, labour saving and time saving when making the maintenance of hydraulic pressure multi-way valve 8. An L-shaped protective plate 6 is arranged above the left box part 1-1 to prevent the fuel tank body 1 from being damaged when the hydraulic multi-way valve 8 is maintained. The fuel tank body 1 is mounted to realize complete limitation of six degrees of freedom, so that the phenomena of infirm mounting and fixation and large vibration are avoided, and the service life of the plastic fuel tank is prolonged.
Claims (8)
1. The utility model provides a plastics fuel tank for excavator, is including installing fuel tank body (1) on excavator rotary platform, its characterized in that: the left side of the bottom of the fuel tank body (1) is provided with a left box part (1-1) extending outwards, the middle of the fuel tank body (1) is transversely provided with an installation hoop mounting groove (1-4) for hooping the hoop (3) used by the fuel tank body (1), and the lower part of the front end of the fuel tank body (1) is provided with and fixed with at least two limiting pins (1-5) connected with a limiting plate (4) on the rotary platform.
2. The plastic fuel tank for excavators according to claim 1, characterized in that: the fuel tank is characterized in that a T-shaped groove (1-8) for installing and pressing a T-shaped pressing plate (10) used by the fuel tank body (1) is formed in the right side of the fuel tank body (1), and the T-shaped groove (1-8) extends to the bottom surface of the fuel tank body (1).
3. The plastic fuel tank for excavators according to claim 2, characterized in that: the fuel tank body (1) is located hoop mounting groove (1-4) top is equipped with annular first sunken strengthening rib (1-3), fuel tank body (1) left side is equipped with many sunken strengthening ribs of second (1-2), the sunken strengthening rib of second (1-2) is followed the upper end of fuel tank body (1) extends to the lower extreme.
4. The plastic fuel tank for excavators according to claim 2 or 3, characterized in that: the fuel tank body (1) is provided with a third sunken reinforcing rib (1-6) transversely extending to the front end face and the rear end face of the fuel tank body (1) from the T-shaped groove (1-8), fourth sunken reinforcing ribs (1-7) are transversely arranged on the front end face and the rear end face of the fuel tank body (1) respectively, and the fourth sunken reinforcing ribs (1-7) are located in the middle of the left tank part (1-1).
5. The utility model provides an excavator, includes rotary platform and fires oil tank body (1), rotary platform has and encloses into the space of installing by installing support (2) and riser (2-1) fire oil tank body (1), its characterized in that: the excavator further comprises an L-shaped protection plate (6), an anchor ear (3), a limiting plate (4) and a rubber ring (5), a left box part (1-1) extending outwards is arranged on the left side of the bottom of the fuel tank body (1), the L-shaped protection plate (6) is installed above the left box part (1-1) and connected with the vertical plate (2-1), and the anchor ear (3) tightly hoops the fuel tank body (1) and is connected with the L-shaped protection plate (6); the lower part of the front end of the fuel tank body (1) is provided with at least two limiting pins, the limiting plate (4) is installed at the front part of the mounting bracket (2), the limiting plate (4) is provided with a limiting pin hole matched with the limiting pin, and the rubber ring (5) is sleeved outside the limiting pin and positioned in the limiting pin hole.
6. The excavator of claim 5 wherein: the excavator further comprises a T-shaped pressing plate (10), a T-shaped groove (1-8) is formed in the right side of the fuel tank body (1), and the T-shaped pressing plate (10) is installed in the T-shaped groove (1-8) and connected with the mounting bracket (2).
7. The excavator of claim 6 wherein: the contact surface of the right side of the fuel tank body (1) and the mounting bracket (2) is provided with a sponge plate.
8. The excavator of claim 6 or 7 wherein: rubber plates are arranged on the bottom surface of the L-shaped protective plate (6), the inner side surface of the hoop (3), the pressing surface of the T-shaped pressing plate (10), and the contact surfaces of the fuel tank body (1), the mounting bracket (2) and the vertical plate (2-1).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020035074 | 2020-01-08 | ||
| CN202020035074X | 2020-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211969162U true CN211969162U (en) | 2020-11-20 |
Family
ID=73398544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020169103.1U Active CN211969162U (en) | 2020-01-08 | 2020-02-14 | Plastic fuel tank for excavator and excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211969162U (en) |
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2020
- 2020-02-14 CN CN202020169103.1U patent/CN211969162U/en active Active
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