CN213354168U - Hydraulic pump and motor mounting structure on hybrid excavator - Google Patents
Hydraulic pump and motor mounting structure on hybrid excavator Download PDFInfo
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- CN213354168U CN213354168U CN202021711672.0U CN202021711672U CN213354168U CN 213354168 U CN213354168 U CN 213354168U CN 202021711672 U CN202021711672 U CN 202021711672U CN 213354168 U CN213354168 U CN 213354168U
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- motor
- hydraulic pump
- mounting bracket
- frame
- end cover
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Abstract
The utility model discloses a hydraulic pump and motor mounting structure on hybrid excavator belongs to engineering machine tool technical field. The hydraulic excavator overcomes the defects that in the prior art, the motor and the hydraulic pump in the hybrid power hydraulic excavator are mounted on an engine, so that the suspension of the motor and the hydraulic pump is too long, the axial mounting length is too long, and the arrangement space is limited. The hydraulic pump mainly comprises a frame, a hydraulic pump, a motor, a first mounting bracket and a second mounting bracket, wherein the first mounting bracket and the second mounting bracket are respectively and fixedly mounted on the frame; the motor is fixedly installed on the first installation support, the motor and the hydraulic pump are connected through the coupler, the end cover is fixedly installed on the second installation support, the two ends of the end cover are respectively and fixedly connected with the motor and the hydraulic pump, and the coupler is arranged in the end cover.
Description
Technical Field
The utility model belongs to the technical field of the engineering machine tool, specifically speaking especially relates to a hydraulic pump and motor mounting structure on hybrid excavator.
Background
With the requirements of economic development and environmental protection, green energy and energy conservation become more and more important, and hybrid power becomes a new development direction of the hydraulic excavator in the field of engineering vehicles.
The hybrid power system of the hybrid hydraulic excavator is generally provided with a first power source engine, a second power source motor and a third power source hydraulic pump, the mounting structure of the hybrid hydraulic excavator is generally an arrangement mode that three power sources (including the engine, the motor and the hydraulic pump) are axially connected in series, the mounting point of the hybrid hydraulic excavator and a frame is completely located on the engine, and the motor and the hydraulic pump are sequentially fixed with the engine and suspended on the engine and are not fixedly connected with the frame. Because the mounting point is all located engine one side, it is big to cause driving system to arrange the length in engine axial direction, arranges the space limited, and the motor is longer with the hydraulic pump suspension, makes each connecting bolt atress increase to cause the bolt fracture easily, and then lead to motor and hydraulic pump to drop, poor stability more can not satisfy the balanced requirement of hydraulic shovel hybrid power system during operation.
Disclosure of Invention
The utility model aims at providing a hydraulic pump and motor mounting structure on hybrid excavator to install the motor that causes motor and hydraulic pump suspension overlength, axial installation length too big and arrange the limited defect in space on the engine with hydraulic pump among the overcome prior art among the hybrid excavator.
The utility model discloses an adopt following technical scheme to realize: a hydraulic pump and motor mounting structure on a hybrid excavator comprises a frame, a hydraulic pump and a motor, and further comprises a first mounting bracket and a second mounting bracket, wherein the first mounting bracket and the second mounting bracket are respectively and fixedly mounted on the frame; the motor is fixedly installed on the first installation support, the motor and the hydraulic pump are connected through the coupler, the end cover is fixedly installed on the second installation support, the two ends of the end cover are respectively and fixedly connected with the motor and the hydraulic pump, and the coupler is arranged in the end cover.
Furthermore, the first mounting bracket comprises a first base and a first vertical plate, the first base is fixedly connected with the frame, and the first vertical plate is fixedly connected with the motor; the second mounting bracket comprises a second base and a second vertical plate, the second base is fixedly connected with the frame, and the second vertical plate is fixedly connected with the end cover.
Further, shock absorbers are respectively arranged between the first mounting bracket and the frame and between the second mounting bracket and the frame.
The utility model has the advantages that:
1. the utility model discloses a set up first installing support, second installing support, shaft coupling and end cover, make motor and the hydraulic pump among the hybrid excavator avoid the suspension on the engine, fine solution engine axial length overlength and arrange the limited problem in space, avoided motor and hydraulic pump suspension overlength simultaneously, reduce the connecting bolt atress.
2. Set up the shock absorber between first installing support and the frame and between second installing support and the frame, improved whole driving system's stability.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an installation schematic diagram of the present invention.
In the figure: 1. a frame; 2. a hydraulic pump; 3. a motor; 4. a first mounting bracket 5 and a second mounting bracket; 6. a coupling; 7. an end cap; 8. a first base; 9. a first vertical plate; 10. a second base; 11. a second vertical plate; 12. a shock absorber; 13. and (5) reinforcing ribs.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
A hydraulic pump and motor mounting structure on a hybrid excavator comprises a frame 1, a hydraulic pump 2 and a motor 3, and further comprises a first mounting bracket 4 and a second mounting bracket 5, wherein the first mounting bracket 4 and the second mounting bracket 5 are respectively and fixedly mounted on the frame 1; the motor 3 is fixedly installed on the first installation support 4, the motor 3 is connected with the hydraulic pump 2 through the coupler 6, the end cover 7 is fixedly installed on the second installation support 5, two ends of the end cover 7 are respectively and fixedly connected with the motor 3 and the hydraulic pump 2, and the coupler 6 is arranged in the end cover 7.
The first mounting bracket 4 comprises a first base 8 and a first vertical plate 9, the first base 8 is fixedly connected with the frame 1, and the first vertical plate 9 is fixedly connected with the motor 3; the second mounting bracket 5 comprises a second base 10 and a second vertical plate 11, the second base 10 is fixedly connected with the frame 1, and the second vertical plate 11 is fixedly connected with the end cover 7.
The first mounting bracket 4 of the utility model is mounted at one end of the motor 3 far away from the hydraulic pump 2, the first base 8 and the first vertical plate 9 are respectively fixedly connected with the frame 1 and the motor 3 through bolts, and a reinforcing rib 13 is mounted between the first base 8 and the first vertical plate 9; the two ends of the end cover 7 are fixedly connected with the motor 3 and the hydraulic pump 2 through bolts respectively, and the hydraulic pump 2 is suspended on the end cover 7; the end face of one end, far away from the motor 3, of the second mounting bracket 5 and the end cover 7 is fixedly connected, the second base 10 and the second vertical plate 11 are fixedly connected with the end cover 7 and the frame 1 through bolts respectively, and reinforcing ribs 13 are mounted between the second base 10 and the second vertical plate 11.
And shock absorbers 12 are respectively arranged between the first mounting bracket 4 and the frame 1 and between the second mounting bracket 5 and the frame 1.
The utility model discloses an installation bumper shock absorber 12, bumper shock absorber 12 can be effectual the vibration that produces in the 3 operation processes of elimination motor, have improved whole driving system's stability.
Claims (3)
1. The utility model provides a hydraulic pump and motor mounting structure on hybrid excavator, includes frame (1), hydraulic pump (2) and motor (3), its characterized in that: the bicycle frame is characterized by further comprising a first mounting bracket (4) and a second mounting bracket (5), wherein the first mounting bracket (4) and the second mounting bracket (5) are fixedly mounted on the bicycle frame (1) respectively; fixed mounting motor (3) on first installing support (4), motor (3) and hydraulic pump (2) are connected through shaft coupling (6), fixed mounting end cover (7) on second installing support (5), end cover (7) both ends respectively fixed connection motor (3) and hydraulic pump (2), and shaft coupling (6) are in end cover (7).
2. The hydraulic pump and motor mounting structure on a hybrid excavator according to claim 1, characterized in that: the first mounting bracket (4) comprises a first base (8) and a first vertical plate (9), the first base (8) is fixedly connected with the frame (1), and the first vertical plate (9) is fixedly connected with the motor (3); the second mounting bracket (5) comprises a second base (10) and a second vertical plate (11), the second base (10) is fixedly connected with the frame (1), and the second vertical plate (11) is fixedly connected with the end cover (7).
3. The hydraulic pump and motor mounting structure on a hybrid excavator according to claim 1, characterized in that: shock absorbers (12) are respectively arranged between the first mounting bracket (4) and the frame (1) and between the second mounting bracket (5) and the frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021711672.0U CN213354168U (en) | 2020-08-17 | 2020-08-17 | Hydraulic pump and motor mounting structure on hybrid excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021711672.0U CN213354168U (en) | 2020-08-17 | 2020-08-17 | Hydraulic pump and motor mounting structure on hybrid excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213354168U true CN213354168U (en) | 2021-06-04 |
Family
ID=76144637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021711672.0U Active CN213354168U (en) | 2020-08-17 | 2020-08-17 | Hydraulic pump and motor mounting structure on hybrid excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213354168U (en) |
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2020
- 2020-08-17 CN CN202021711672.0U patent/CN213354168U/en active Active
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