CN218990314U - Hydraulic ejector rod device of hydraulic excavator - Google Patents
Hydraulic ejector rod device of hydraulic excavator Download PDFInfo
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- CN218990314U CN218990314U CN202223431785.7U CN202223431785U CN218990314U CN 218990314 U CN218990314 U CN 218990314U CN 202223431785 U CN202223431785 U CN 202223431785U CN 218990314 U CN218990314 U CN 218990314U
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Abstract
The utility model discloses a hydraulic ejector rod device of a hydraulic excavator, which comprises an upper connecting block and a lower connecting block, wherein connecting grooves are formed in the upper connecting block and the lower connecting block, four groups of connecting columns are arranged at the top edge of the lower connecting block, a hydraulic ejector rod which is in contact with the bottom of the upper connecting block is fixedly arranged at the center of the top of the lower connecting block, a lifting mechanism is arranged on the side surface of the hydraulic ejector rod, an auxiliary ejector rod mechanism is arranged on the other side of the hydraulic ejector rod, and the top of the auxiliary ejector rod mechanism is positioned at the outer side of the output end of the hydraulic ejector rod; according to the hydraulic ejector rod device of the hydraulic excavator, through the cooperation of the lifting mechanism and the internal parts of the auxiliary ejector rod mechanism, when the hydraulic ejector rod is damaged due to long-time work of the hydraulic excavator, the excavator can still normally operate on the premise that the hydraulic excavator is not required to be stopped for maintenance, and the efficiency of the hydraulic excavator in excavating operation is guaranteed.
Description
Technical Field
The utility model relates to the technical field related to hydraulic excavators, in particular to a hydraulic ejector rod device of a hydraulic excavator.
Background
The hydraulic excavator is a multifunctional machine, is widely applied to hydraulic engineering, transportation, electric power engineering, mine mining and other mechanical constructions, and at present, the ejector rod devices installed on the hydraulic excavator are generally hydraulic ejector rods, and the hydraulic excavator drives a hydraulic pump to rotate through an engine to provide high-pressure hydraulic oil for the hydraulic ejector rod to work, so that the hydraulic excavator is simple in structural design and convenient to arrange, and is widely applied to the hydraulic excavator.
However, in the current hydraulic ejector rod device of the hydraulic excavator in the market, in the actual use process, the hydraulic ejector rod is a wearing part on the hydraulic excavator, when the hydraulic ejector rod fails, the hydraulic excavator also stops working along with the hydraulic ejector rod, and only after the hydraulic ejector rod is repaired or replaced, the hydraulic excavator can continue to work.
Disclosure of Invention
The utility model aims to provide a hydraulic ejector rod device of a hydraulic excavator, which aims to solve the problems that in the prior art, the hydraulic ejector rod device of the hydraulic excavator on the market at present is provided, in the actual use process, the hydraulic ejector rod is a wearing part on the hydraulic excavator, when the hydraulic ejector rod fails, the hydraulic excavator also stops working along with the wearing part, and only after the hydraulic ejector rod is repaired or replaced, the hydraulic excavator can continue working.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the hydraulic ejector rod device of the hydraulic excavator comprises an upper connecting block and a lower connecting block, wherein connecting grooves are formed in the upper connecting block and the lower connecting block, four groups of connecting columns are arranged at the edge of the top of the lower connecting block, a hydraulic ejector rod which is in contact with the bottom of the upper connecting block is fixedly arranged at the center of the top of the lower connecting block, a lifting mechanism is arranged on the side face of the hydraulic ejector rod, an auxiliary ejector rod mechanism is arranged on the other side of the hydraulic ejector rod, the top of the auxiliary ejector rod mechanism is positioned at the outer side of an output end of the hydraulic ejector rod, and the hydraulic ejector rod, the lifting mechanism and the auxiliary ejector rod mechanism are electrically connected with a control panel arranged in an operating room;
the auxiliary ejector rod mechanism comprises a jacking mechanism and a sliding mechanism, the top of the jacking mechanism extends to the outer side of the hydraulic ejector rod, two groups of sliding mechanisms are arranged on the side face of the jacking mechanism, and the sliding mechanism is located on the outer side of the connecting column.
Preferably, the inside of last connecting block has seted up the sliding tray, sliding tray and spliced pole one-to-one and relative sliding connection.
Preferably, the lifting mechanism comprises a lifting cylinder and a lifting rod, wherein the lifting cylinder is arranged at the top of the lower connecting block, and the output end of the lifting cylinder is connected with the lifting rod.
Preferably, the climbing mechanism comprises a driving motor, a threaded rod, a sliding block, a connecting frame, a jacking piece and a supporting rod, wherein the driving motor is arranged at the top of the lower connecting block, the output end of the driving motor is connected with the threaded rod, the sliding block is arranged on the outer side of the threaded rod, the connecting frame is fixedly arranged on one side of the sliding block, the jacking piece is arranged at the top of the connecting frame, the supporting rod is arranged at the joint of the connecting frame and the jacking piece, and the jacking piece is in sliding connection with the hydraulic ejector rod.
Preferably, the threaded rod is in threaded connection with the sliding block, the structure shape of the connecting frame is L-shaped, and a sliding mechanism is arranged on the outer side of the sliding block.
Preferably, the sliding mechanism comprises a connecting seat, a rotating rod and a sliding block, wherein the connecting seat is arranged on the outer sides of the sliding block and the sliding block, the rotating rod is connected between the two groups of connecting seats in a rotating mode, and the sliding block is connected with the connecting column in a sliding mode.
Preferably, the control panel is electrically connected with the driving motor and the lifting cylinder respectively.
Compared with the prior art, the utility model has the beneficial effects that: according to the hydraulic ejector rod device of the hydraulic excavator, through the cooperation of the lifting mechanism and the internal parts of the auxiliary ejector rod mechanism, when the hydraulic ejector rod is damaged due to long-time work of the hydraulic excavator, the excavator can still normally operate on the premise that the hydraulic excavator is not required to be stopped for maintenance, and the efficiency of the hydraulic excavator in excavating operation is guaranteed.
Drawings
FIG. 1 is a schematic view of the internal front view structure of the present utility model;
FIG. 2 is a schematic diagram of the connection structure of the jacking mechanism and the hydraulic ejector rod of the utility model;
FIG. 3 is a schematic view of the connection structure of the sliding block and the sliding mechanism according to the present utility model;
fig. 4 is a schematic view of the front cross-section structure of the present utility model.
In the figure: 1. an upper connecting block; 2. a lower connecting block; 3. a connecting groove; 4. a connecting column; 5. a hydraulic ejector rod; 6. a lifting mechanism; 601. lifting a cylinder; 602. a lifting rod; 7. an auxiliary ejector rod mechanism; 71. a jacking mechanism; 711. a driving motor; 712. a threaded rod; 713. a sliding block; 714. a connecting frame; 715. a jacking member; 716. a support rod; 72. a sliding mechanism; 721. a connecting seat; 722. a rotating lever; 723. a slide block; 8. a control panel; 9. a sliding groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the hydraulic ejector rod device of the hydraulic excavator comprises an upper connecting block 1 and a lower connecting block 2, wherein a sliding groove 9 is formed in the upper connecting block 1, and the sliding groove 9 and a connecting column 4 are in one-to-one correspondence and are in relative sliding connection;
the inside of the upper connecting block 1 and the lower connecting block 2 is provided with a connecting groove 3, four groups of connecting columns 4 are arranged at the top edge of the lower connecting block 2, and a hydraulic ejector rod 5 which is contacted with the bottom of the upper connecting block 1 is fixedly arranged at the center of the top of the lower connecting block 2.
Further, by the design of the upper connection block 1 and the lower connection block 2, the excavator and the excavating cross arm can be connected.
The side surface of the hydraulic ejector rod 5 is provided with a lifting mechanism 6;
wherein, lifting mechanism 6 includes lifting cylinder 601 and lifting rod 602, and lifting cylinder 601 installs at the top of connecting block 2 down, and lifting cylinder 601's output is connected with lifting rod 602.
Further, by designing the lifting cylinder 601 and the lifting rod 602 inside the lifting mechanism 6, when the hydraulic ejector rod 5 is damaged, the ejector rod operation of the excavator can still be performed.
An auxiliary ejector rod mechanism 7 is arranged on the other side of the hydraulic ejector rod 5, the top of the auxiliary ejector rod mechanism 7 is positioned at the outer side of the output end of the hydraulic ejector rod 5, the auxiliary ejector rod mechanism 7 comprises a jacking mechanism 71 and a sliding mechanism 72, the top of the jacking mechanism 71 extends to the outer side of the hydraulic ejector rod 5, two groups of sliding mechanisms 72 are arranged on the side surface of the jacking mechanism 71, and the sliding mechanism 72 is positioned at the outer side of the connecting column 4;
the jacking mechanism 71 comprises a driving motor 711, a threaded rod 712, a sliding block 713, a connecting frame 714, a jacking piece 715 and a supporting rod 716, wherein the driving motor 711 is installed at the top of the lower connecting block 2, the output end of the driving motor 711 is connected with the threaded rod 712, the sliding block 713 is arranged at the outer side of the threaded rod 712, the connecting frame 714 is fixedly installed at one side of the sliding block 713, the jacking piece 715 is installed at the top of the connecting frame 714, the supporting rod 716 is arranged at the joint of the connecting frame 714 and the jacking piece 715, the jacking piece 715 is in sliding connection with the hydraulic jacking rod 5, the threaded rod 712 is in threaded connection with the sliding block 713, the connecting frame 714 is L-shaped in structural shape, the sliding mechanism 72 is arranged at the outer side of the sliding block 713, the sliding mechanism 72 comprises a connecting seat 721, a rotating rod 722 and a sliding block 723, the connecting seat 721 is installed at the outer sides of the sliding block 713 and the sliding block 723, the rotating rod 722 is connected between the two groups of the connecting seats 721, and the sliding rod 723 is in sliding connection with the connecting column 4.
Further, by designing the driving motor 711, the threaded rod 712, the slider 713, the connection frame 714, the lifter 715 and the support rod 716 inside the hydraulic ram 5, and the connection base 721, the rotation lever 722 and the slider 723 inside the slide mechanism 72, the ram operation of the excavator can be still performed when the hydraulic ram 5 is damaged.
The hydraulic ejector rod 5, the lifting mechanism 6 and the auxiliary ejector rod mechanism 7 are electrically connected with a control panel 8 arranged in the operation chamber, and the control panel 8 is electrically connected with a driving motor 711 and a lifting cylinder 601 respectively.
Further, by the unified control of the control panel 8, the excavation work is more convenient and quick.
Working principle: when the excavator is used for excavating, the depth and the position of the bucket of the excavator are required to be adjusted according to the excavating place, in this case, a push rod structure in the excavator is required, and an upper connecting block 1 and a lower connecting block 2 in the push rod structure of the excavator can be connected and fixed with the excavator and an excavating cross arm respectively through sliding grooves 9 formed in the upper connecting block and the lower connecting block;
as one set of examples: when the excavator works for a long time to cause the damage of the hydraulic ejector rod 5, the control panel 8 can control the lifting air cylinder 601 to operate so as to drive the lifting rod 602 connected with the output end of the lifting air cylinder to move up and down, and the position of the upper connecting block 1 is adjusted, wherein the model of the lifting air cylinder 601 is SDA-40;
as another set of embodiments thereof: when the excavator works for a long time to cause damage to the hydraulic ejector rod 5, the driving motor 711 is controlled to operate through the control panel 8, so that the threaded rod 712 connected with the output end of the excavator rotates, the threaded rod 712 and the sliding block 713 are in threaded connection, the sliding block 713 can be driven to move up and down on the outer side of the threaded rod 712 through the operation of the driving motor 711, the connecting frame 714 and the jacking piece 715 which are fixedly connected with the sliding block 713 are driven to move up and down, and the position of the upper connecting block 1 is adjusted, wherein the supporting rod 716 is designed, the connection firmness of the connecting frame 714 and the jacking piece 715 is guaranteed, the connecting seat 721, the rotating rod 722 and the sliding block 723 are designed, the stability of the sliding block 713 in moving up and down is guaranteed, and the model number of the driving motor 711 is STP-42D4042.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a hydraulic ejector pin device of hydraulic excavator, includes connecting block (1) and lower connecting block (2), its characterized in that: the hydraulic lifting device comprises an upper connecting block (1) and a lower connecting block (2), wherein connecting grooves (3) are formed in the upper connecting block (1) and the lower connecting block (2), four groups of connecting columns (4) are arranged at the top edge of the lower connecting block (2), a hydraulic ejector rod (5) which is in contact with the bottom of the upper connecting block (1) is fixedly arranged at the center of the top of the lower connecting block (2), a lifting mechanism (6) is arranged on the side face of the hydraulic ejector rod (5), an auxiliary ejector rod mechanism (7) is arranged on the other side of the hydraulic ejector rod (5), the top of the auxiliary ejector rod mechanism (7) is positioned on the outer side of the output end of the hydraulic ejector rod (5), and the hydraulic ejector rod (5), the lifting mechanism (6) and the auxiliary ejector rod mechanism (7) are electrically connected with a control panel (8) arranged in an operation chamber;
the auxiliary ejector rod mechanism (7) comprises a jacking mechanism (71) and a sliding mechanism (72), the top of the jacking mechanism (71) extends to the outer side of the hydraulic ejector rod (5), two groups of sliding mechanisms (72) are arranged on the side face of the jacking mechanism (71), and the sliding mechanisms (72) are located on the outer side of the connecting column (4).
2. The hydraulic ram apparatus of a hydraulic excavator of claim 1 wherein: the inside of last connecting block (1) has seted up sliding tray (9), sliding tray (9) and spliced pole (4) one-to-one and relative sliding connection.
3. The hydraulic ram apparatus of a hydraulic excavator of claim 1 wherein: lifting mechanism (6) are including lifting cylinder (601) and lifting rod (602), the top at connecting block (2) down is installed in lifting cylinder (601), the output of lifting cylinder (601) is connected with lifting rod (602).
4. A hydraulic ram apparatus for a hydraulic excavator as claimed in claim 3 wherein: the lifting mechanism (71) comprises a driving motor (711), a threaded rod (712), a sliding block (713), a connecting frame (714), a lifting piece (715) and a supporting rod (716), wherein the driving motor (711) is installed at the top of a lower connecting block (2), the output end of the driving motor (711) is connected with the threaded rod (712), the sliding block (713) is arranged on the outer side of the threaded rod (712), the connecting frame (714) is fixedly installed on one side of the sliding block (713), the lifting piece (715) is installed at the top of the connecting frame (714), the supporting rod (716) is arranged at the joint of the connecting frame (714) and the lifting piece (715), and the lifting piece (715) and the hydraulic ejector rod (5) are in sliding connection.
5. The hydraulic ram apparatus of a hydraulic excavator of claim 4 wherein: the threaded rod (712) is in threaded connection with the sliding block (713), the structure shape of the connecting frame (714) is L-shaped, and a sliding mechanism (72) is arranged on the outer side of the sliding block (713).
6. The hydraulic ram apparatus of a hydraulic excavator of claim 5 wherein: the sliding mechanism (72) comprises a connecting seat (721), a rotating rod (722) and a sliding block (723), wherein the connecting seat (721) is arranged on the outer sides of the sliding block (713) and the sliding block (723), the rotating rod (722) is rotatably connected between the two groups of connecting seats (721), and the sliding block (723) is slidably connected with the connecting column (4).
7. The hydraulic ram apparatus of a hydraulic excavator of claim 4 wherein: the control panel (8) is electrically connected with the driving motor (711) and the lifting cylinder (601) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223431785.7U CN218990314U (en) | 2022-12-21 | 2022-12-21 | Hydraulic ejector rod device of hydraulic excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223431785.7U CN218990314U (en) | 2022-12-21 | 2022-12-21 | Hydraulic ejector rod device of hydraulic excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218990314U true CN218990314U (en) | 2023-05-09 |
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ID=86196208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223431785.7U Active CN218990314U (en) | 2022-12-21 | 2022-12-21 | Hydraulic ejector rod device of hydraulic excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218990314U (en) |
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2022
- 2022-12-21 CN CN202223431785.7U patent/CN218990314U/en active Active
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