CN111535377A - New forms of energy excavator - Google Patents
New forms of energy excavator Download PDFInfo
- Publication number
- CN111535377A CN111535377A CN202010353028.9A CN202010353028A CN111535377A CN 111535377 A CN111535377 A CN 111535377A CN 202010353028 A CN202010353028 A CN 202010353028A CN 111535377 A CN111535377 A CN 111535377A
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- excavator
- bucket
- movable arm
- oil cylinder
- hinged
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- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 239000003921 oil Substances 0.000 claims description 36
- 239000010720 hydraulic oil Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 4
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 description 10
- 239000002689 soil Substances 0.000 description 8
- 230000000875 corresponding effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/425—Drive systems for dipper-arms, backhoes or the like
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Operation Control Of Excavators (AREA)
Abstract
The invention discloses a new energy excavator, which comprises a rack, a travelling mechanism, an excavator body, a rotary driving device, a hydraulic pump, an excavator bucket big and small movable arm unit and a hydraulic control unit, wherein the travelling mechanism is connected with the rack; and the power supply storage battery is arranged on the machine body and is electrically connected with the electric brush. The invention has the advantages of energy conservation and emission reduction.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a new energy excavator.
Background
Excavators are important construction machines, and the excavators also play a very important role. Publication No. CN205205890U discloses a novel mini excavator, which comprises an excavator body and an internal combustion engine arranged on the excavator body, wherein one end of the internal combustion engine is provided with a hydraulic pump, the bottom of the excavator body is provided with two walking tracks, a bulldozing mechanism is connected between the two walking tracks through a connecting rod, and the bulldozing mechanism is connected to the excavator body; one end of the machine body is connected with a big movable arm and a small movable arm of the bucket, and the control oil cylinder is arranged on the big movable arm and the small movable arm of the bucket; the lower end of the machine body is connected with the rotating device, and the machine body is provided with a control valve. The control oil cylinder and the top end of the big movable arm and the small movable arm of the bucket are connected with the bucket, the control valve is respectively connected with the bulldozing oil cylinder and the control oil cylinder in a control mode, the control valve controls the bulldozing oil cylinder, therefore, the bulldozing action of the bulldozing mechanism is achieved, the control valve is a multi-way valve and controls the big movable arm and the small movable arm of the bucket, and the digging action is achieved during. For the excavator above, the following drawbacks are present:
(1) the internal combustion engine is used as a power device. However, the internal combustion engine uses diesel oil or gasoline as fuel, which is not only liable to cause pollution to the surrounding environment, but also has a high cost in use.
(2) The large and small movable arms of the excavator are hinged with the excavator body, so that when the large and small movable arms of the excavator need to swing along the left and right directions of a driver, the rotary device can only be controlled by the control valve to work, the rotary device drives the excavator body to rotate, and the large and small movable arms of the excavator rotate along with the excavator body, so that the purpose of moving the large and small movable arms of the excavator to specific positions is achieved.
However, the excavator as described above needs to swing the entire body to swing the boom of the excavator to the left and right sides of the driver, and since the internal combustion engine, the oil tank, and the like are mounted on the body, the internal combustion engine and the oil tank also swing following the body, so that the swing motor in the swing device needs a large output power to be driven, and since the swing is a regular operation, the hydraulic pump and the swing motor are put into a large output state for a long time, the hydraulic pump is supplied with hydraulic oil from the hydraulic pump, the hydraulic pump is driven by the internal combustion engine, and the fuel consumption of the internal combustion engine increases due to the long-term swing operation.
(3) In the case of the traveling mechanism including the transmission mechanism and the crawler belt, since the crawler belt becomes long after use, the engagement between the crawler belt and the transmission mechanism is loosened, and the transmission efficiency of the traveling mechanism is lowered.
(4) The machine body comprises a rotary disc connected with the rotary device, a shell with an internal cavity and a driving position, wherein one end of the shell is fixedly connected with the rotary disc, the other end of the shell is closed, and the driving position is fixed at the other end of the shell; for the engine body with the structure, because the internal combustion engine and the hydraulic pump are both positioned in the shell, and the shell also comprises components such as an oil pipe and the like, once the components are broken down and need to be repaired, the whole shell needs to be disassembled, and the repair is very inconvenient.
Disclosure of Invention
The invention provides a new energy excavator beneficial to energy conservation and emission reduction.
The technical scheme for solving the technical problems is as follows:
new forms of energy excavator, including frame, running gear, organism, swing drive device, hydraulic pump, big or small swing arm unit of bucket, hydraulic pressure control unit, running gear is connected with the frame, and swing drive device sets up in the frame, and the organism is connected with swing drive device, and big or small swing arm unit of bucket is articulated with the organism, and hydraulic pressure control unit and hydraulic pump connection, hydraulic pressure control unit still with running gear, big or small swing arm unit of bucket are connected, still include:
a motor, the motor is arranged on the machine body, the hydraulic pump is connected with the motor,
the electric brush is arranged on the machine body and electrically connected with the motor;
and the power supply storage battery is arranged on the machine body and is electrically connected with the electric brush.
The electric energy required by the work is provided for the motor through the power supply storage battery and the electric brush, the motor drives the hydraulic pump to work when working, and hydraulic oil output by the hydraulic pump is output to the corresponding control unit through the hydraulic control unit, so that the excavator executes the corresponding work. The invention adopts electric energy as driving energy, and has the advantages of energy saving and emission reduction compared with an internal combustion engine.
Drawings
Fig. 1 is a rear view of the new energy excavator of the present invention;
FIG. 2 is a schematic view of the new energy excavator after hiding some parts on the basis of FIG. 1 and viewing the new energy excavator from another direction;
FIG. 3 is a schematic view of a bucket boom unit;
FIG. 4 is a hydraulic circuit diagram of the first hydraulic control unit connected to the traveling motor, the swing driving device, the boom cylinder, and the switching valve;
FIG. 5 is a hydraulic circuit diagram of the second hydraulic control unit connected to the travel motor, the boom cylinder, the bucket cylinder, and the dozer cylinder;
FIG. 6 is a schematic illustration of the undercarriage with the tracks hidden;
FIG. 7 is a cross-sectional view of FIG. 6;
reference numbers in the drawings:
1 is a frame, 2 is a traveling mechanism, 3 is a machine body, 3a is a rotary disc, 3b is a housing, 3c is a driving position, 4 is a rotary driving device, 5 is a hydraulic pump, 6 is a bucket big and small boom unit, 6a is a hinged seat, 6b is a first hinged frame, 6c is a second hinged frame, 6d is a big boom, 6e is a small boom, 6f is a bucket unit, 6g is a big boom cylinder, 6h is a small boom cylinder, 6i is a bucket cylinder, 7 is a hydraulic control unit, 7a is a first hydraulic control unit, 7b is a second hydraulic control unit, 8 is a yaw cylinder, 9 is a switching valve, 10 is a switching button, 11a is a motor, 11b is a brush, 11c is a power supply battery, 12 is a support beam, 12a is a housing cavity, 12b is an open slot, 13 is a first mounting seat, 14 is a traveling motor, 15 is a driving wheel, 16 is a driven wheel, 17 is a crawler belt, 18 is a support plate, 19 is a screw, 20 is a clamp nut, 21 is a support base, 22 is a chute plate, 23a is an installation portion, 23b is an inclined support, 23c is a crawler engagement portion, 24 is a mandrel, 25 is a tension wheel, and 26 is a dozer cylinder.
Detailed Description
The new energy excavator comprises a frame 1, a travelling mechanism 2, an excavator body 3, a rotary driving device 4, a hydraulic pump 5, a bucket big and small movable arm unit 6, a hydraulic control unit 7, a motor 11a, an electric brush 11b and a power supply storage battery 11c, wherein the travelling mechanism 2 is connected with the frame 1, the rotary driving device 4 is arranged on the frame 1, the excavator body 3 is connected with the rotary driving device 4, the bucket big and small movable arm unit 6 is hinged with the excavator body 3, the hydraulic control unit 7 is connected with the hydraulic pump 5, and the hydraulic control unit 7 is further connected with the travelling mechanism 2 and the bucket big and small movable arm unit 6. The motor 11a is installed on the organism 3, and hydraulic pump 5 is connected with motor 11a, and brush 11b is installed on organism 3, and brush 11b is connected with motor 11a electricity, and power supply storage battery 11c is installed on organism 3, and power supply storage battery 11c is connected with brush 11b electricity.
The new energy excavator further comprises a deflection oil cylinder 8, a switching valve 9 and a switching button 10, a piston rod of the deflection oil cylinder 8 is hinged to the bucket large and small movable arm units 6, a cylinder body of the deflection oil cylinder 8 is connected with the machine body 3, the switching valve 9 is connected with the hydraulic control unit 7, the switching valve 9 is further connected with the swing driving device 4 and the deflection oil cylinder 8 respectively, and the switching button 10 is connected with the switching valve 9 so that hydraulic oil output from the switching valve 9 is provided for the deflection oil cylinder 8 or the swing driving device 4.
When the switching valve 9 needs to be operated and the driver on the driving seat selects the operation of the swing drive device 4 by the switching button 10, the hydraulic oil output from the hydraulic control unit 7 reaches the switching valve 9, the switching valve 9 outputs the hydraulic oil to the swing drive device 4, and the swing drive device 4 drives the body 3 to operate. When a driver on a driving position selects the swing cylinder 8 to work through the switching button 10, hydraulic oil output by the hydraulic control unit 7 reaches the switching valve 9, the switching valve 9 outputs the hydraulic oil to the swing cylinder 8, and the swing cylinder 8 works to drive the bucket large and small boom units 6 to work. Therefore, when the big and small bucket boom units 6 need to swing, the swing control can be completed by controlling the swing oil cylinder 8 independently without controlling the rotary driving device 4 to make the machine body 3 rotate so as to achieve the purpose of swinging the big and small bucket boom units 6, which is beneficial to reducing the output power of the motor 11a and the hydraulic motor and saving the energy consumption of the motor 11 a.
The machine body 3 comprises a rotary disk 3a connected with a rotary driving device 4, a shell 3b with an internal cavity and a driving position 3c, one end of the shell 3b is fixedly connected with the rotary disk 3a, the other end of the shell 3b is closed, and the driving position 3c is fixed at the other end of the shell 3 b; the motor 11a, the electric brush 11b, the power supply storage battery 11c and the hydraulic pump 5 are all located in the shell 3b, a motor mounting seat is arranged on the rotary disc 3a, the motor 11a is fixedly connected with the motor mounting seat, the power supply storage battery 11c outputs voltage to the electric brush 11b, the electric brush 11b outputs current to the motor 11a, power output by the motor 11a when the motor 11a works drives the hydraulic pump 5 to work, hydraulic oil output by the hydraulic pump 5 is conveyed to the rotary driving device 4 or the bucket big and small movable arm unit 6 or the swing oil cylinder 8 through the hydraulic control unit 7, and corresponding parts are made to execute corresponding actions.
The switch button 10 is mounted on the other end of the housing 3b on the side of the driver's seat 3 c. The positional relationship between the switching button 10 and the driver seat 3c facilitates the driver's operation of the switching button 10.
The big and small bucket movable arm units 6 comprise hinged seats 6a, big movable arms 6d, small movable arms 6e, bucket units 6f, big arm oil cylinders 6g, small arm oil cylinders 6h and bucket oil cylinders 6i, first hinged frames 6b hinged with the machine body 3 are arranged on the hinged seats 6a, second hinged frames 6c hinged with the deflection oil cylinders 8 are further arranged on the hinged seats 6a, and the big and small bucket movable arm units 6 can be driven to deflect independently through the deflection oil cylinders 8. The large movable arm 6d is hinged with the hinged seat 6a, and the small movable arm 6e is hinged with the large movable arm 6 d; the bucket unit 6f is hinged with the small movable arm 6e, the large arm oil cylinder 6g is hinged with the hinged seat 6a and the large movable arm 6d respectively, the small arm oil cylinder 6h is hinged with the large movable arm 6d and the small movable arm 6e respectively, and the bucket oil cylinder 6i is hinged with the small movable arm 6e and the bucket unit 6f respectively.
The hydraulic control unit 7 comprises a first hydraulic control unit 7a and a second hydraulic control unit 7b, and the first hydraulic control unit 7a and the second hydraulic control unit 7b are both composed of a reversing valve and an operating handle. The first hydraulic control unit 7a is respectively connected with the rotation driving device 4, the large arm cylinder 6g, the walking motor 14 and the deflection cylinder 8, and the second hydraulic control unit 7b is respectively connected with the small arm cylinder 6h, the bucket cylinder 6i and the walking motor 14. Since there are two travel motors 14, one travel motor 14 is connected to each of the first hydraulic control unit 7a and the second hydraulic control unit 7 b.
Running gear 2 is two and installs respectively in the both sides of frame 1, and running gear 2 includes: the supporting beam 12 is fixed with the frame 1, the first mounting seat 13, the walking motor 14, the driving wheel 15, the driven wheel 16 and the crawler 17, the supporting beam 12 is provided with an accommodating cavity 12a with an opening, the supporting beam 12 is fixed with the frame 1 in a welding mode, and the section of the supporting beam 12 is U-shaped. The first mounting seat 13 is fixed with one end of the supporting beam 12, the walking motor 14 is mounted on the first mounting seat 13, the driving wheel 15 is connected with the walking motor 14, the first tensioning mechanism is fixed with the supporting beam 12, at least one part of the first tensioning mechanism is located in the accommodating cavity 12a, the driven wheel 16 is connected with the first tensioning mechanism, and the crawler 17 is respectively matched with the driving wheel 15 and the driven wheel 16.
By the first tensioning mechanism, not only can the position of the driven wheel 12 be adjusted to keep the driven wheel 12 in tensioning force on the crawler belt 17, but also a part of the first tensioning mechanism is arranged in the accommodating cavity 12a, the first tensioning mechanism does not occupy the assembly position of the crawler belt 17 and the driven wheel 16, so that the position arrangement of the first tensioning mechanism is reasonable.
The first tensioning mechanism includes: the supporting plate 18 is fixed with the supporting beam 12, the supporting plate 18 is provided with a mounting hole, the screw rod 19 penetrates through the mounting hole in the supporting plate 18, the clamping nut 20 is in threaded connection with the screw rod 19 and clamps the screw rod 19 on the supporting plate 18, and the supporting seat 21 is fixed with the screw rod 19. The supporting seat 21 is U-shaped, the driven wheel 16 is composed of a wheel, a shaft and a bearing, two ends of the shaft are respectively fixed with the supporting seat 21, and the wheel is mounted on the shaft through the bearing.
When the tension of the crawler 17 is adjusted, the clamping nuts 20 are rotated, the clamping effect of the clamping nuts 20 on the screw rod 19 and the supporting plate 18 is released, after a proper adjusting interval is reserved between the two clamping nuts 20, the driven wheel 14 is pushed to move, the driven wheel 16 keeps the tension of the crawler 17, the other clamping nut 20 is screwed, and the screw rod 19 is clamped on the supporting plate 18 through the two clamping nuts 20 again.
The running mechanism 2 further comprises a chute plate 22, both sides of the other end of the supporting beam 12 are provided with an open slot 12b, a part of the chute plate 22 is positioned in the open slot 12b, the chute plate 22 is fixed with the supporting beam 12, and the supporting seat 21 is in sliding fit with the chute plate 22. Through the cooperation of the supporting seat 21 and the chute plate 22, the chute plate 22 not only supports the supporting seat 21, but also guides the first tensioning mechanism during the adjustment process, so that the first tensioning mechanism moves linearly along the chute plate 22.
The new energy excavator further includes a second tensioning mechanism fixed to the support beam 12 and engaged with the crawler 17, the second tensioning mechanism being exposed outside the support beam 12, the second tensioning mechanism including: an installation part 23a fixed with the support beam 12, an inclined support 23b, and a track matching part 23c, wherein one end of the inclined support 23b is fixed with the installation part 23a, and the track matching part 23c is connected with the other end of the inclined support 23 b.
The new energy excavator further includes a third tensioning mechanism fixed to the support beam 12 and engaged with the track 17, the third tensioning mechanism including: an axle 24 at least partially disposed in the receiving cavity 12a, and an idler 25 engaged with the track 17, the axle 24 being fixed to the support beam 12, the idler 25 being rotatably mounted on the axle 24. The third tensioning mechanism and the second tensioning mechanism are located opposite to each other and support the tracks 17 on both sides of the support beam 12.
The new energy excavator further comprises a soil pushing mechanism, the soil pushing mechanism comprises a soil pushing blade and a soil pushing blade oil cylinder 26, the soil pushing blade is hinged to the frame 1, a piston rod of the soil pushing blade oil cylinder 26 is hinged to the soil pushing blade, and a cylinder body of the soil pushing blade oil cylinder 26 is hinged to the frame 1. The blade cylinder 26 is connected to the second hydraulic manipulation unit 7 b.
Claims (10)
1. New energy excavator, including frame (1), running gear (2), organism (3), rotation driving device (4), hydraulic pump (5), big or small swing arm unit (6) of bucket, hydraulic control unit (7), running gear (2) are connected with frame (1), rotation driving device (4) set up in frame (1), organism (3) are connected with rotation driving device (4), big or small swing arm unit (6) of bucket are articulated with organism (3), hydraulic control unit (7) are connected with hydraulic pump (5), hydraulic control unit (7) still with running gear (2), big or small swing arm unit (6) of bucket are connected, a serial communication port, still include:
a motor (11a), the motor (11a) is arranged on the machine body (3), the hydraulic pump (5) is connected with the motor (11a),
the electric brush (11b), the electric brush (11b) is installed on the machine body (3), and the electric brush (11b) is electrically connected with the motor (11 a);
the power supply storage battery (11c), the power supply storage battery (11c) is installed on the machine body (3), and the power supply storage battery (11c) is electrically connected with the electric brush (11 b).
2. The new energy excavator according to claim 1, wherein the traveling mechanism (2) includes:
the supporting beam (12) is fixed with the frame (1), and an accommodating cavity (12a) with an opening is arranged on the supporting beam (12);
the first mounting seat (13), the first mounting seat (13) is fixed with one end of the supporting beam (12);
the walking motor (14), the walking motor (14) is installed on the first installation seat (13);
the driving wheel (15), the driving wheel (15) is connected with the walking motor (14);
a first tensioning mechanism fixed to the support beam (12), at least a portion of the first tensioning mechanism being located in the receiving cavity (12 a);
the driven wheel (16), the driven wheel (16) is connected with the first tensioning mechanism;
the caterpillar band (17), the caterpillar band (17) cooperates with driving wheel (15) and driven wheel (16) separately.
3. The new energy excavator of claim 1 wherein the first tensioning mechanism comprises:
the supporting plate (18) is positioned in the accommodating cavity (12a), the supporting plate (18) is fixed with the supporting beam (12), and the supporting plate (18) is provided with a mounting hole;
the screw rod (19), the screw rod (19) passes through the mounting hole on the supporting plate (18);
the clamping nuts (20) are positioned on two sides of the supporting plate (18), and the clamping nuts (20) are in threaded connection with the screw rod (19) and clamp the screw rod (19) on the supporting plate (18);
a supporting seat (21) for mounting the driven wheel (16), and the supporting seat (21) is fixed with the screw rod (19).
4. The new energy resource excavator is characterized in that the travelling mechanism (2) further comprises a chute plate (22), open grooves (12b) are formed in two sides of the other end of the supporting beam (12), a part of the chute plate (22) is located in the open grooves (12b), the chute plate (22) is fixed with the supporting beam (12), and the supporting seat (21) is in sliding fit with the chute plate (22).
5. The excavator as claimed in claim 3, wherein the support base (21) is U-shaped.
6. The new energy excavator of claim 2 further comprising a second tensioning mechanism fixed to the support beam (12) and engaged with the track (17), the second tensioning mechanism being exposed outside the support beam (12), the second tensioning mechanism comprising:
a mounting part (23a) fixed to the support beam (12);
an inclined support (23b), one end of the inclined support (23b) is fixed with the mounting part (23 a);
and a crawler belt matching part (23c), wherein the crawler belt matching part (23c) is connected with the other end of the inclined support (23 b).
7. The new energy excavator of claim 2 further comprising a third tensioning mechanism fixed to the support beam (12) and engaged with the track (17), the third tensioning mechanism comprising:
a mandrel (24) at least partially disposed in the receiving cavity (12a), the mandrel (24) being secured to the support beam (12);
and a tension wheel (25) matched with the crawler belt (17), wherein the tension wheel (25) is rotatably arranged on the mandrel (24).
8. The new energy excavator of claim 1 further comprising:
a piston rod of the deflection oil cylinder (8) is hinged with the large and small movable arm units (6) of the excavator bucket, and a cylinder body of the deflection oil cylinder (8) is connected with the machine body (3);
the switching valve (9) is connected with the hydraulic control unit (7), and the switching valve (9) is also respectively connected with the rotary driving device (4) and the deflection oil cylinder (8);
and a switching button (10), wherein the switching button (10) is connected with the switching valve (9) so that the hydraulic oil output from the switching valve (9) is supplied to the yaw cylinder (8) or the slewing drive device (4).
9. The new energy excavator according to claim 8, wherein the machine body (3) includes:
a rotary disk (3a) connected to the rotary drive device (4);
a shell (3b) with an internal cavity, wherein one end of the shell (3b) is fixedly connected with the rotary disc (3a), and the other end of the shell (3b) is closed;
a driver seat (3c), the driver seat (3c) being fixed to the other end of the housing (3 b);
the switching button (10) is arranged at the other end of the shell (3b) and is positioned at one side of the driving position (3 c).
10. The new energy excavator of claim 1, wherein the bucket size boom unit (6) comprises:
the hinge seat (6a) is provided with a first hinge frame (6b) hinged with the machine body (3), and the hinge seat (6a) is also provided with a second hinge frame (6c) hinged with the deflection oil cylinder (8);
the large movable arm (6d), the large movable arm (6d) is hinged with the hinge base (6 a);
the small movable arm (6e), the small movable arm (6e) is hinged with the large movable arm (6 d);
the bucket unit (6f), the bucket unit (6f) is hinged with the small movable arm (6 e);
the large arm oil cylinder (6g), the large arm oil cylinder (6g) is hinged with the hinge base (6a) and the large movable arm (6d) respectively;
the small arm oil cylinder (6h), the small arm oil cylinder (6h) is hinged with the large movable arm (6d) and the small movable arm (6e) respectively;
the bucket oil cylinder (6i), the bucket oil cylinder (6i) is articulated with the small movable arm (6e) and the bucket unit (6f) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010353028.9A CN111535377A (en) | 2020-04-29 | 2020-04-29 | New forms of energy excavator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010353028.9A CN111535377A (en) | 2020-04-29 | 2020-04-29 | New forms of energy excavator |
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| Publication Number | Publication Date |
|---|---|
| CN111535377A true CN111535377A (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010353028.9A Pending CN111535377A (en) | 2020-04-29 | 2020-04-29 | New forms of energy excavator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114182771A (en) * | 2021-12-09 | 2022-03-15 | 中联重科土方机械有限公司 | Control system for excavator blade and control method for excavator blade |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114182771A (en) * | 2021-12-09 | 2022-03-15 | 中联重科土方机械有限公司 | Control system for excavator blade and control method for excavator blade |
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Application publication date: 20200814 |