Lifting and descending adjustable hydraulic power unit

Abstract

The utility model discloses a hydraulic power unit with adjustable lifting and descending, which comprises a carrier and a hydraulic station, the hydraulic station is mounted in the carrier, a rotating box is mounted in the carrier on one side of the hydraulic station, a gear is movably mounted in the rotating box, a rotating column is mounted at the top end of the gear, and the hydraulic station is mounted in the rotating column. The rotating column extends out of the rotating box, a supporting cylinder is installed at the top end of the rotating column, a telescopic column is slidably installed in the supporting cylinder, a large arm is arranged at the top end of the telescopic column, a first shaft is installed at the end, close to the telescopic column, of the large arm, and the large arm is movably connected with the telescopic column through the first shaft; and a telescopic arm is mounted in the large arm in a sliding manner. According to the utility model, the hydraulic power unit can stably control the hydraulic cylinder equipment to clamp and convey articles, the articles can be conveniently and automatically clamped and rotationally conveyed, the range of movement control and adjustment is enlarged, and the efficiency of clamping and conveying the articles is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic power units, in particular to a hydraulic power unit with adjustable lifting and lowering. Background Art

[0002] A hydraulic power unit is a device that can convert liquid pressure into mechanical energy. It is usually composed of a hydraulic pump, an electric motor, a hydraulic valve and an actuator. Hydraulic power units are widely used in mechanical equipment in various industries. When the electric motor drives the hydraulic pump to rotate, the liquid enters the actuator through the control of the valve under a certain pressure, thereby driving the movement of the mechanical equipment. The hydraulic power unit can convert the energy of high-pressure liquid into corresponding mechanical motion energy, thereby driving the workbench, wheels or propellers, etc.

[0003] Compared with other power units, hydraulic power units can greatly reduce noise and air pollution. At the same time, they are simple to operate, easy to maintain and service, and have a long life cycle. Existing hydraulic power units of this type are generally not conducive to stable control of hydraulic cylinder equipment to clamp and convey items when in use, and are not convenient for automatic clamping, rotation and conveying of items, which greatly affects the range of mobile control adjustment and the efficiency of item clamping and conveying. Utility Model Content

[0004] The purpose of the present utility model is to provide a hydraulic power unit with adjustable lifting and lowering, so as to solve the problem in the above background technology that the hydraulic power unit is not convenient for stably controlling the hydraulic cylinder equipment to clamp and convey objects, is not convenient for automatically clamping and rotating the objects, affects the range of mobile control adjustment, and affects the efficiency of clamping and conveying objects.

[0005] Base comprises support, castor, and frame upper is provided with guide rail, and support and conveyer frames movable end contact site are provided with recoil spring or rubber cushion, and castor is arranged on the pin of base bottom four, to carry mobile handler location.

[0006] Preferably, a rack is slidably mounted inside the rotating box on one side of the gear, and the rack and the gear are meshed with each other.

[0007] Preferably, a first hydraulic cylinder is installed inside the transport vehicle on one side of the rack, a push rod is installed at the output end of the first hydraulic cylinder, and the push rod is connected to the rack.

[0008] Preferably, a second hydraulic cylinder is installed on the outer wall of the support cylinder, a transfer block is installed on the top end of the second hydraulic cylinder, and the transfer block is fixedly connected to the telescopic column.

[0009] Preferably, a third hydraulic cylinder is movably mounted on the outer wall of the telescopic column, a second shaft is provided at the top end of the third hydraulic cylinder, and the third hydraulic cylinder is movably connected to the boom through the second shaft, a fourth hydraulic cylinder is mounted on the top end of the boom, a connecting shaft is mounted at the output end of the fourth hydraulic cylinder, and the connecting shaft is fixedly connected to the telescopic arm.

[0010] Preferably, a fifth hydraulic cylinder is movably mounted on the outer wall of the clamping arm below the movable shaft, a third shaft is mounted on the output end of the fifth hydraulic cylinder, and the fifth hydraulic cylinder is movably connected to the telescopic arm through the third shaft, a sixth hydraulic cylinder is mounted on the outer wall of the clamping arm, a linkage rod is mounted on the bottom end of the sixth hydraulic cylinder, two sets of linkage arms are movably mounted on the outer wall of the linkage rod, and both linkage arms are movably connected to the clamping arm.

[0011] Preferably, auxiliary wheels are symmetrically installed on the bottom end of the transport vehicle, supporting wheels are installed on the bottom end of the transport vehicle below the rotating box, and a handle is installed on the side of the top end of the transport vehicle away from the rotating box.

[0012] Preferably, a control panel is installed on the top of the handle, and the output end of the control panel is electrically connected to the input ends of the hydraulic station, the first hydraulic cylinder, the second hydraulic cylinder, the third hydraulic cylinder, the fourth hydraulic cylinder, the fifth hydraulic cylinder, and the sixth hydraulic cylinder.

[0013] Compared with the prior art, the beneficial effects of the present invention are: the hydraulic power unit not only realizes the stable control of the hydraulic cylinder device to clamp and convey objects, but also facilitates the automatic clamping and rotating conveying of objects, increases the range of mobile control adjustment, and improves the efficiency of object clamping and conveying;

[0014] (1) By cooperating with the control panel and the hydraulic station, the lifting and lowering control is facilitated, and the sixth hydraulic cylinder drives the linkage rod to move, and the linkage rod drives the clamping arm to rotate with the fourth axis as the axis through the linkage arm, so that the clamping arm can clamp the object. The third hydraulic cylinder drives the large arm to rotate with the first axis as the axis through the second axis, and the fifth hydraulic cylinder drives the clamping arm to rotate with the movable axis as the axis through the third axis. The first hydraulic cylinder drives the rack to move through the push rod, and drives the gear, rotating box, and rotating column to rotate under the meshing of the rack and the gear, so that the objects clamped by the clamping arm can be placed on the surface of the transport vehicle, so as to facilitate the transportation of objects. The hydraulic power unit stably controls the hydraulic cylinder equipment to clamp and transport objects, facilitates the automatic clamping and rotating transportation of objects, and improves the efficiency of object clamping and transportation.

[0015] (2) The second hydraulic cylinder drives the telescopic column to move through the adapter block, and the telescopic column telescopes and slides inside the support tube to facilitate height adjustment. The fourth hydraulic cylinder drives the telescopic arm to move through the connecting shaft, and the telescopic arm telescopes and slides inside the boom to facilitate length control and adjustment to increase the clamping range of items. The auxiliary wheels and support wheels facilitate the movement of the transport vehicle, realizing the adjustment and clamping of items over a long distance and increasing the range of movement control and adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the transport vehicle of the present utility model;

[0018] Figure 3 This is a schematic diagram of the three-dimensional structure of the rack of the present invention;

[0019] Figure 4 This is a three-dimensional structural diagram of the hydraulic station of the utility model;

[0020] Figure 5 This is a schematic diagram of the three-dimensional structure of the telescopic column of the present invention.

[0021] In the figure: 1. Forklift; 2. Handle; 3. Auxiliary wheel; 4. Support wheel; 5. Hydraulic station; 6. First hydraulic cylinder; 7. Push rod; 8. Rack; 9. Gear; 10. Rotating box; 11. Rotating column; 12. Support tube; 13. Telescopic column; 14. Second hydraulic cylinder; 15. Adapter block; 16. Third hydraulic cylinder; 17. First axis; 18. Second axis; 19. Upper arm; 20. Fourth hydraulic cylinder; 21. Connecting shaft; 22. Telescopic arm; 23. Third axis; 24. Fifth hydraulic cylinder; 25. Movable shaft; 26. Clamping arm; 27. Sixth hydraulic cylinder; 28. Fourth axis; 29. ​​Clamping arm; 30. Linkage rod; 31. Linkage arm; 32. Control panel. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0024] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0025] Example 1

[0026] See also Figure 1-5The utility model provides an embodiment: a hydraulic power unit with adjustable lifting and lowering, including a transport vehicle 1 and a hydraulic station 5. The hydraulic station 5 is installed inside the transport vehicle 1. A rotating box 10 is installed inside the transport vehicle 1 on one side of the hydraulic station 5. A gear 9 is movably installed inside the rotating box 10. A rotating column 11 is installed on the top of the gear 9, and the rotating column 11 extends to the outside of the rotating box 10. A supporting cylinder 12 is installed on the top of the rotating column 11. A telescopic column 13 is slidably installed inside the supporting cylinder 12. A large arm 19 is provided on the top of the telescopic column 13. The first shaft 17 is mounted on one end of the arm 19 close to the telescopic column 13, and the upper arm 19 is movably connected to the telescopic column 13 via the first shaft 17. A telescopic arm 22 is slidably mounted inside the upper arm 19, and a clamping arm 26 is mounted on the end of the telescopic arm 22 away from the upper arm 19. A movable shaft 25 is mounted on the top of the clamping arm 26, and the clamping arm 26 is movably connected to the telescopic arm 22 via the movable shaft 25. Clamping arms 29 are symmetrically arranged at the bottom end of the clamping arm 26, and a fourth shaft 28 is mounted on the top end of each clamping arm 29, and the clamping arm 29 is movably connected to the clamping arm 26 via the fourth shaft 28.

[0027] A rack 8 is slidably installed inside the rotating box 10 on one side of the gear 9, and the rack 8 and the gear 9 are meshed with each other. A first hydraulic cylinder 6 is installed inside the transport vehicle 1 on the side of the rack 8. A push rod 7 is installed at the output end of the first hydraulic cylinder 6, and the push rod 7 is connected to the rack 8;

[0028] A second hydraulic cylinder 14 is mounted on the outer wall of the support cylinder 12 , and a transfer block 15 is mounted on the top end of the second hydraulic cylinder 14 , and the transfer block 15 is fixedly connected to the telescopic column 13 ;

[0029] A third hydraulic cylinder 16 is movably mounted on the outer wall of the telescopic column 13. A second shaft 18 is provided at the top of the third hydraulic cylinder 16. The third hydraulic cylinder 16 is movably connected to a boom 19 via the second shaft 18. A fourth hydraulic cylinder 20 is mounted on the top of the boom 19. A connecting shaft 21 is mounted at the output end of the fourth hydraulic cylinder 20. The connecting shaft 21 is fixedly connected to a telescopic boom 22.

[0030] By installing the hydraulic station 5 inside the transport vehicle 1, the hydraulic station 5 is connected to the first hydraulic cylinder 6, the second hydraulic cylinder 14, the third hydraulic cylinder 16, the fourth hydraulic cylinder 20, the fifth hydraulic cylinder 24, and the sixth hydraulic cylinder 27 through hydraulic pipes. With the cooperation of the control panel 32 and the hydraulic station 5, it is convenient to perform lifting and lowering control, so that the sixth hydraulic cylinder 27 drives the linkage rod 30 to move, and the linkage rod 30 drives the clamping arm 29 to rotate around the fourth axis 28 through the linkage arm 31, so that the clamping arm 29 can clamp the object. The third hydraulic cylinder 16 drives the big arm 19 through the second axis 18 to rotate. The first shaft 17 is the axis of rotation, and the fifth hydraulic cylinder 24 drives the clamping arm 26 to rotate around the movable shaft 25 through the third shaft 23. The first hydraulic cylinder 6 drives the rack 8 to move through the push rod 7. Under the engagement of the rack 8 and the gear 9, the gear 9, the rotating box 10, and the rotating column 11 are driven to rotate. The rotating box 10 provides movable support to facilitate the placement of the items clamped by the clamping arm 29 on the surface of the transport vehicle 1 to facilitate the transportation of the items. This realizes the stable control of the hydraulic cylinder equipment to clamp and transport the items by the hydraulic power unit, facilitates the automatic clamping and rotating transportation of the items, and improves the efficiency of the clamping and transportation of the items.

[0031] A fifth hydraulic cylinder 24 is movably mounted on the outer wall of the clamping arm 26 below the movable shaft 25. The output end of the fifth hydraulic cylinder 24 is mounted on the third shaft 23, and the fifth hydraulic cylinder 24 is movably connected to the telescopic arm 22 via the third shaft 23. A sixth hydraulic cylinder 27 is mounted on the outer wall of the clamping arm 26. A linkage rod 30 is mounted on the bottom end of the sixth hydraulic cylinder 27. Two sets of linkage arms 31 are movably mounted on the outer wall of the linkage rod 30, and both linkage arms 31 are movably connected to the clamping arm 29.

[0032] Auxiliary wheels 3 are symmetrically installed at the bottom of the transporter 1, support wheels 4 are installed at the bottom of the transporter 1 below the rotating box 10, and a handle 2 is installed on the side of the top of the transporter 1 away from the rotating box 10;

[0033] A control panel 32 is installed at the top of the handle 2, and the output end of the control panel 32 is electrically connected to the input ends of the hydraulic station 5, the first hydraulic cylinder 6, the second hydraulic cylinder 14, the third hydraulic cylinder 16, the fourth hydraulic cylinder 20, the fifth hydraulic cylinder 24, and the sixth hydraulic cylinder 27;

[0034] By opening the second hydraulic cylinder 14, under the support of the support tube 12, the second hydraulic cylinder 14 drives the telescopic column 13 to move through the adapter block 15, and the telescopic column 13 telescopes and slides inside the support tube 12 to facilitate height adjustment. By opening the fourth hydraulic cylinder 20, under the support of the boom 19, the fourth hydraulic cylinder 20 drives the telescopic arm 22 to move through the connecting shaft 21, and the telescopic arm 22 telescopes and slides inside the boom 19 to facilitate length control and adjustment to increase the clamping range of items. The auxiliary wheels 3 and support wheels 4 facilitate the walking and movement of the transport vehicle 1, thereby realizing the long-distance adjustment and clamping of items and increasing the range of mobile control and adjustment.

[0035] When the embodiment of the present application is in use: an external power supply is connected, and the hydraulic station 5 is first installed inside the transport vehicle 1. The hydraulic station 5 is connected to the first hydraulic cylinder 6, the second hydraulic cylinder 14, the third hydraulic cylinder 16, the fourth hydraulic cylinder 20, the fifth hydraulic cylinder 24, and the sixth hydraulic cylinder 27 through hydraulic pipelines. With the cooperation of the control panel 32 and the hydraulic station 5, it is convenient to perform lifting and lowering control, so that the sixth hydraulic cylinder 27 drives the linkage rod 30 to move, and the linkage rod 30 drives the clamping arm 29 to rotate with the fourth axis 28 as the axis through the linkage arm 31, so as to facilitate the clamping arm 29 to clamp the object. The third hydraulic cylinder 16 drives the big arm 19 to rotate with the first axis 17 as the axis through the second axis 18, and the fifth hydraulic cylinder 24 drives the clamping arm 26 to rotate with the movable axis 2 through the third axis 23. 5 is axis rotation, the first hydraulic cylinder 6 drives the rack 8 to move through the push rod 7, and drives the gear 9, the rotating box 10, and the rotating column 11 to rotate under the meshing of the rack 8 and the gear 9, so as to facilitate the placement of the items clamped by the clamping arm 29 on the surface of the transport vehicle 1, so as to facilitate the transportation of the items. The second hydraulic cylinder 14 drives the telescopic column 13 to move through the adapter block 15, and the telescopic column 13 telescopes and slides inside the support tube 12 to facilitate height adjustment. The fourth hydraulic cylinder 20 drives the telescopic arm 22 to move through the connecting shaft 21, and the telescopic arm 22 telescopes and slides inside the arm 19 to facilitate length control and adjustment to increase the clamping range of the items. The auxiliary wheels 3 and the support wheels 4 facilitate the walking and movement of the transport vehicle 1 to complete the use of the hydraulic power unit.

[0036] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A hydraulic power unit with adjustable lifting and lowering, characterized by: The invention comprises a transport vehicle (1) and a hydraulic station (5), wherein the transport vehicle (1) is provided with a hydraulic station (5), a rotating box (10) is provided inside the transport vehicle (1) on one side of the hydraulic station (5), a gear (9) is movably provided inside the rotating box (10), a rotating column (11) is provided at the top end of the gear (9), and the rotating column (11) extends to the outside of the rotating box (10), a supporting cylinder (12) is provided at the top end of the rotating column (11), a telescopic column (13) is slidably provided inside the supporting cylinder (12), a large arm (19) is provided at the top end of the telescopic column (13), and the large arm (19) is close to one end of the telescopic column (13). A first shaft (17) is installed, and the upper arm (19) is movably connected to the telescopic column (13) through the first shaft (17), a telescopic arm (22) is slidably installed inside the upper arm (19), and a clamping arm (26) is installed at one end of the telescopic arm (22) away from the upper arm (19), a movable shaft (25) is installed at the top end of the clamping arm (26), and the clamping arm (26) is movably connected to the telescopic arm (22) through the movable shaft (25), and a clamping arm (29) is symmetrically arranged at the bottom end of the clamping arm (26), and a fourth shaft (28) is installed at the top end of each of the clamping arms (29), and the clamping arm (29) is movably connected to the clamping arm (26) through the fourth shaft (28).

2. The hydraulic power unit with adjustable lifting and lowering according to claim 1, characterized in that: A rack (8) is slidably mounted inside the rotating box (10) on one side of the gear (9), and the rack (8) and the gear (9) are meshed with each other.

3. The hydraulic power unit with adjustable lifting and lowering according to claim 2, characterized in that: A first hydraulic cylinder (6) is installed inside the transport vehicle (1) on one side of the rack (8), a push rod (7) is installed at the output end of the first hydraulic cylinder (6), and the push rod (7) is connected to the rack (8).

4. The hydraulic power unit with adjustable lifting and lowering according to claim 1, characterized in that: A second hydraulic cylinder (14) is installed on the outer wall of the support cylinder (12), a transfer block (15) is installed on the top end of the second hydraulic cylinder (14), and the transfer block (15) is fixedly connected to the telescopic column (13).

5. The hydraulic power unit with adjustable lifting and lowering according to claim 1, characterized in that: A third hydraulic cylinder (16) is movably mounted on the outer wall of the telescopic column (13); a second shaft (18) is provided at the top end of the third hydraulic cylinder (16); and the third hydraulic cylinder (16) is movably connected to the boom (19) via the second shaft (18); a fourth hydraulic cylinder (20) is mounted at the top end of the boom (19); a connecting shaft (21) is mounted at the output end of the fourth hydraulic cylinder (20); and the connecting shaft (21) is fixedly connected to the telescopic arm (22).

6. The hydraulic power unit with adjustable lifting and lowering according to claim 1, characterized in that: A fifth hydraulic cylinder (24) is movably mounted on the outer wall of the clamping arm (26) below the movable shaft (25), a third shaft (23) is mounted on the output end of the fifth hydraulic cylinder (24), and the fifth hydraulic cylinder (24) is movably connected to the telescopic arm (22) via the third shaft (23), a sixth hydraulic cylinder (27) is mounted on the outer wall of the clamping arm (26), a linkage rod (30) is mounted on the bottom end of the sixth hydraulic cylinder (27), two sets of linkage arms (31) are movably mounted on the outer wall of the linkage rod (30), and both linkage arms (31) are movably connected to the clamping arm (29).

7. The hydraulic power unit with adjustable lifting and lowering according to claim 1, characterized in that: Auxiliary wheels (3) are symmetrically mounted on the bottom end of the transport vehicle (1), supporting wheels (4) are mounted on the bottom end of the transport vehicle (1) below the rotating box (10), and a handle (2) is mounted on the top end of the transport vehicle (1) away from the rotating box (10).

8. The hydraulic power unit with adjustable lifting and lowering according to claim 7, characterized in that: A control panel (32) is installed at the top of the handle (2), and the output end of the control panel (32) is electrically connected to the input ends of the hydraulic station (5), the first hydraulic cylinder (6), the second hydraulic cylinder (14), the third hydraulic cylinder (16), the fourth hydraulic cylinder (20), the fifth hydraulic cylinder (24), and the sixth hydraulic cylinder (27).

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