CN211774094U - Electric excavator power receiving device for tunnel construction - Google Patents
Electric excavator power receiving device for tunnel construction Download PDFInfo
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- CN211774094U CN211774094U CN202020093374.3U CN202020093374U CN211774094U CN 211774094 U CN211774094 U CN 211774094U CN 202020093374 U CN202020093374 U CN 202020093374U CN 211774094 U CN211774094 U CN 211774094U
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- swing arm
- cable
- electric excavator
- support rod
- tunnel construction
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Abstract
The utility model provides an electric excavator power receiving device for tunnel construction, which comprises a stay bar, a swing arm and a cable; the bottom of the support rod is arranged on one side, far away from the digging part, of the electric excavator body, and the top of the support rod extends to the upper part of the top of the cab of the electric excavator along the vertical direction; one end of the swing arm is arranged on the top of the support rod in a mode of rotating around the support rod, and the other opposite end of the swing arm extends to one side away from the digging part of the electric excavator along the horizontal direction to form a tail end; one end of the cable is arranged at the bottom of the stay bar, and the other opposite end of the cable extends to the top of the stay bar, is bent by 90 degrees and extends to the tail end of the swing arm along the horizontal direction; wherein, all install a plurality of cable clamp on vaulting pole and the swing arm, this cable clamp is used for fixed cable. The utility model provides a pair of electric excavator current-collecting device for tunnel construction is convenient for reduce the damage of work progress to the cable.
Description
Technical Field
The utility model relates to a power supply unit end and consumer end hookup equipment field, concretely relates to electric excavator current-collecting device for tunnel construction.
Background
In recent years, the electromotion of engineering machinery gradually becomes a development trend, however, most of the existing engineering machinery uses an internal combustion engine as main power, and the internal combustion engine has high energy consumption, more emission and more serious pollution; taking an excavator as an example, most of the excavators adopt a hydraulic transmission taking an internal combustion engine as power, but the power matching of the internal combustion engine and hydraulic pressure cannot fully exert the capacity of the internal combustion engine and a hydraulic system. The electric power is a cleaner energy source, is applied to engineering machinery, can realize the matching of full power, saves energy, reduces pollution and has relatively high efficiency.
With the enhancement of the national environmental protection policy, the small section of subway tunnel construction has started to use the electric excavator. But electric engineering machine tool need provide electric power resource for the motor constantly, traditional electric excavator's inlet wire cable directly places ground, can produce harm such as vibration in the tunnel construction environment, to the cable, the continuous motion of engineering machine tool, especially electric excavator gets on the bus in the course of the work and gets off the car and frequently rotates relatively, or the removal all can cause unsafe factor such as cable swing, tensile, wearing and tearing, even roll into the excavator bottom, the tunnel construction face is narrow and small, traditional inlet wire cable device can not good cooperation electric excavator operation construction, lead to the cable to receive the damage.
Disclosure of Invention
To the defect among the prior art, the utility model provides a pair of electric excavator for tunnel construction receives electric installation is convenient for reduce the damage of work progress to the cable.
The utility model provides a pair of electric excavator for tunnel construction receives electric installation, include:
the bottom of the support rod is arranged on one side, far away from the digging part, of the electric excavator body, and the top of the support rod extends to the position above the top of the cab of the electric excavator along the vertical direction;
the swing arm is mounted at the top of the support rod in a manner of rotating around the support rod, and the other opposite end of the swing arm extends to one side away from the digging part of the electric excavator along the horizontal direction to form a tail end;
one end of the cable is arranged at the bottom of the stay bar, the other opposite end of the cable extends to the top of the stay bar and then bends 90 degrees, the other opposite end of the cable extends to the tail end of the swing arm along the horizontal direction, the two ends of the cable are respectively provided with an adapter, and the two adapters are respectively used for being connected with motors of the mobile power supply vehicle and the electric excavator;
wherein, all install a plurality of cable clamp on vaulting pole and the swing arm, this cable clamp is used for fixed cable.
Optionally, the excavator further comprises a mounting base, wherein the mounting base is arranged at the bottom of the support rod and is used for being connected with the excavator body of the electric excavator.
Optionally, the support device further comprises a plurality of support rod reinforcing plates, wherein the support rod reinforcing plates are uniformly distributed around the support rod in the circumferential direction, and two ends of each support rod reinforcing plate are respectively fixed on the support rod and the mounting base, so that the support rod, the mounting base and the support rod reinforcing plates form a triangular support.
Optionally, still include the swing arm reinforcing plate, the one end of swing arm is provided with the axle sleeve, the top at the vaulting pole is installed with the mode that can wind the vaulting pole rotation to the axle sleeve, the both ends of swing arm reinforcing plate are fixed respectively on swing arm and axle sleeve, make swing arm, axle sleeve and swing arm reinforcing plate form the triangular supports.
Optionally, an arc-shaped body is arranged on the swing arm, the arc-shaped body is arranged at the top of the support rod and can rotate around the support rod, and the cable is fixed on the arc-shaped body along the outer edge of the arc-shaped body.
Optionally, an electric pole fixing head for installing a cable buffer spring is fixed at the tail end of the swing arm.
Optionally, the top of vaulting pole is provided with the stopper, be provided with spacing breach on the stopper, at least a part embedding of swing arm is in the spacing breach.
According to the above technical scheme, the beneficial effects of the utility model are that:
1. the utility model provides an electric excavator power receiving device for tunnel construction, which comprises a stay bar, a swing arm and a cable; the bottom of the support rod is arranged on one side, far away from the digging part, of the electric excavator body, and the top of the support rod extends to the upper part of the top of the cab of the electric excavator along the vertical direction; one end of the swing arm is arranged on the top of the support rod in a mode of rotating around the support rod, and the other opposite end of the swing arm extends to one side away from the digging part of the electric excavator along the horizontal direction to form a tail end; one end of the cable is arranged at the bottom of the stay bar, the other opposite end of the cable extends to the top of the stay bar and then bends 90 degrees, the other opposite end of the cable extends to the tail end of the swing arm along the horizontal direction, the two ends of the cable are respectively provided with an adapter, and the two adapters are respectively used for being connected with motors of a mobile power supply vehicle and an electric excavator; wherein, all install a plurality of cable clamp on vaulting pole and the swing arm, this cable clamp is used for fixed cable. The utility model provides a pair of electric excavator current-collecting device for tunnel construction is convenient for reduce the damage of work progress to the cable, and the swing arm can rotate on the driver's cabin, has solved the problem that the cable directly dragged ground, has improved cable life.
2. The utility model provides a pair of electric excavator for tunnel construction receives power device, be provided with the arc body in the swing arm, the arc body sets up the top at the vaulting pole to can be rotatory around the vaulting pole, the cable is fixed on the arc body along arc body outside edge. Prevent that the cable from winding around the vaulting pole when the swing arm is rotatory, reduced the damaged risk of cable, improved electric excavator factor of safety.
3. The utility model provides a pair of electric excavator current-collecting device for tunnel construction, the top of vaulting pole is provided with the stopper, be provided with spacing breach on the stopper, at least some embedding of swing arm is in the spacing breach. The maximum swing angle of the swing arm is convenient to limit.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of the present invention.
Reference numerals:
the cable fixing device comprises a support rod 1, a swing arm 2, a cable 3, a cable clamp 4, an installation base 5, a support rod reinforcing plate 6, a swing arm reinforcing plate 7, a limiting block 11, a shaft sleeve 21, an arc body 22, an electric pole fixing head 23, an adapter 31 and a junction box 32.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Referring to fig. 1, the power receiving device of an electric excavator for tunnel construction according to the present embodiment includes:
the bottom of the support rod 1 is installed on one side, far away from the digging part, of the electric excavator body, and the top of the support rod extends to the upper part of the top of a cab of the electric excavator along the vertical direction;
a swing arm 2, one end of which is mounted on the top of the stay in a manner of rotating around the stay, and the other opposite end extends to one side away from the digging part of the electric excavator along the horizontal direction to form a tail end;
the cable 3 is arranged at the bottom of the stay bar, the other opposite end of the cable extends to the top of the stay bar and then bends 90 degrees, the cable extends to the tail end of the swing arm along the horizontal direction, the two ends of the cable are respectively provided with an adapter 31, and the two adapters are respectively used for being connected with motors of a mobile power supply vehicle and an electric excavator;
the cable comprises a junction box 32 and two patch cords, wherein the junction box 32 is fixed on the swing arm, the two patch cords are respectively installed at two ends of the junction box 32, and the two patch cords are respectively fixed on the support rod and the swing arm.
Wherein, all install a plurality of cable clamp 4 on vaulting pole and the swing arm, this cable clamp is used for fixed cable.
The electric excavator support rod is characterized by further comprising a mounting base 5, wherein the mounting base is arranged at the bottom of the support rod and used for being connected with an excavator body of the electric excavator. In use, the mounting base 5 is mounted on the side of the body of the electric excavator away from the excavation section, for example, at the location of a fuel tank of the electric excavator. Then, a stay bar and a swing arm with proper lengths are selected according to the installation position of the installation base, the height of the cab of the electric excavator and the length of the cab of the electric excavator, so that the length of the stay bar is 10cm higher than that of the cab, and the length of the swing arm is 10cm longer than that of the cab. Therefore, when the electric excavator rotates left and right, the cable is prevented from colliding with the cab, and the cable is protected.
During the use, two the adapter is connected with the motor that removes power supply car and electric excavator respectively, the swing arm has solved the problem that the cable directly drags ground at the top swing of electric excavator driver's cabin, has improved cable life. The damage to the cable in the construction process is convenient to reduce.
As a further improvement to the above technical solution, the support device further comprises a plurality of brace rod reinforcing plates 6, wherein the brace rod reinforcing plates are uniformly distributed around the circumference of the brace rod, and two ends of the brace rod reinforcing plates are respectively fixed on the brace rod and the mounting base, so that the brace rod, the mounting base and the brace rod reinforcing plates form a triangular support. Still include swing arm reinforcing plate 7, the one end of swing arm 2 is provided with axle sleeve 21, the top at the vaulting pole is installed with the mode that can wind the vaulting pole rotation to the axle sleeve, the both ends of swing arm reinforcing plate are fixed respectively on swing arm and axle sleeve, make swing arm, axle sleeve and swing arm reinforcing plate form the triangular supports. The stability of vaulting pole and swing arm is convenient for strengthen.
As a further improvement to the above technical solution, the swing arm 2 is provided with an arc-shaped body 22, the arc-shaped body is arranged at the top of the stay bar and can rotate around the stay bar, and the cable is fixed on the arc-shaped body along the outer edge of the arc-shaped body. Prevent that the cable from winding around the vaulting pole when the swing arm is rotatory, reduced the damaged risk of cable, improved electric excavator factor of safety.
As a further improvement to the above technical solution, an electric pole fixing head 23 for installing a cable buffer spring is fixed at the tail end of the swing arm 2.
As a further improvement on the technical scheme, the top of the support rod 1 is provided with a limit block 11, a limit notch is formed in the limit block, and at least one part of the swing arm is embedded into the limit notch. The angle of the limiting notch is not more than 180 degrees, so that the swing angle of the swing arm is limited conveniently.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (7)
1. The utility model provides an electric excavator power receiving device for tunnel construction which characterized in that includes:
the bottom of the support rod (1) is installed on one side, far away from the digging part, of the electric excavator body, and the top of the support rod extends to the upper part of the top of a cab of the electric excavator along the vertical direction;
a swing arm (2), one end of which is arranged on the top of the support rod in a manner of rotating around the support rod, and the other opposite end extends to one side away from the digging part of the electric excavator along the horizontal direction to form a tail end;
the cable (3), one end of the said cable is set up in the bottom of the stay bar, another relative end extends to the top of the stay bar and bends 90 degrees, and extend to the end of the swing arm along the horizontal direction, the both ends of the said cable are fitted with the adapter (31), two said adapters are used for connecting with the motor of the mobile power supply car and electric excavator separately;
wherein, all install a plurality of cable clamp (4) on vaulting pole and the swing arm, this cable clamp is used for fixed cable.
2. The power receiving device for the electric excavator for tunnel construction according to claim 1, wherein: the electric excavator support rod is characterized by further comprising an installation base (5), wherein the installation base is arranged at the bottom of the support rod and used for being connected with an excavator body of the electric excavator.
3. The power receiving device for the electric excavator for tunnel construction according to claim 2, wherein: the supporting rod reinforcing plate is characterized by further comprising a plurality of supporting rod reinforcing plates (6) which are uniformly distributed around the supporting rods in the circumferential direction, and the two ends of each supporting rod reinforcing plate are fixed on the supporting rods and the mounting base respectively, so that the supporting rods, the mounting base and the supporting rod reinforcing plates form triangular supports.
4. The power receiving device for the electric excavator for tunnel construction according to claim 1, wherein: still include swing arm reinforcing plate (7), the one end of swing arm (2) is provided with axle sleeve (21), the top at the vaulting pole is installed with the mode that can wind the vaulting pole rotation to the axle sleeve, the both ends of swing arm reinforcing plate are fixed respectively on swing arm and axle sleeve, make swing arm, axle sleeve and swing arm reinforcing plate form the triangular supports.
5. The power receiving device for the electric excavator for tunnel construction according to claim 1, wherein: the swing arm (2) is provided with an arc-shaped body (22), the arc-shaped body is arranged at the top of the support rod and can rotate around the support rod, and the cable is fixed on the arc-shaped body along the outer side edge of the arc-shaped body.
6. The power receiving device for the electric excavator for tunnel construction according to claim 1, wherein: and the tail end of the swing arm (2) is fixedly provided with an electric pole fixing head (23) for installing a cable buffer spring.
7. The power receiving device of the electric excavator for tunnel construction according to any one of claims 1 to 6, wherein: the top of vaulting pole (1) is provided with stopper (11), be provided with spacing breach on the stopper, at least some embedding of swing arm is in the spacing breach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020093374.3U CN211774094U (en) | 2020-01-16 | 2020-01-16 | Electric excavator power receiving device for tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020093374.3U CN211774094U (en) | 2020-01-16 | 2020-01-16 | Electric excavator power receiving device for tunnel construction |
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| Publication Number | Publication Date |
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| CN211774094U true CN211774094U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020093374.3U Active CN211774094U (en) | 2020-01-16 | 2020-01-16 | Electric excavator power receiving device for tunnel construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627254A (en) * | 2020-12-17 | 2021-04-09 | 徐州徐工挖掘机械有限公司 | Excavator and cantilever mechanism thereof |
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2020
- 2020-01-16 CN CN202020093374.3U patent/CN211774094U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627254A (en) * | 2020-12-17 | 2021-04-09 | 徐州徐工挖掘机械有限公司 | Excavator and cantilever mechanism thereof |
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