CN214197151U - Hydraulic transmission assembly, crane power system and crane - Google Patents
Hydraulic transmission assembly, crane power system and crane Download PDFInfo
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- CN214197151U CN214197151U CN202022990674.4U CN202022990674U CN214197151U CN 214197151 U CN214197151 U CN 214197151U CN 202022990674 U CN202022990674 U CN 202022990674U CN 214197151 U CN214197151 U CN 214197151U
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Abstract
The utility model discloses a hydraulic transmission assembly, a crane power system and a crane, wherein the hydraulic transmission assembly comprises a gearbox, a first transmission shaft, a hydraulic pump, a middle return joint, a hydraulic oil tank, a hydraulic valve group, a first hydraulic pipeline, a second hydraulic pipeline and a third hydraulic pipeline; the gearbox is provided with a first power take-off port for transmitting power; the first transmission shaft is configured to provide power transmission between the first power take-off and the hydraulic pump; the hydraulic pump is connected with the middle tie-back through the first hydraulic pipeline; the hydraulic oil tank and the hydraulic valve group are respectively connected with the middle return joint through the second hydraulic pipeline and the third hydraulic pipeline. The utility model discloses a hydraulic drive subassembly's suitability is wider to have the advantage that the fault rate is low, transmission efficiency is high.
Description
Technical Field
The utility model relates to a hydraulic power transmission technical field specifically relates to a hydraulic drive subassembly, crane power system and hoist.
Background
At present, the automobile crane has two power system schemes, namely a single-engine power system and a double-engine power system. The single-engine power system is mainly applied to small and medium-tonnage cranes, while the large-tonnage cranes mainly adopt double-engine power systems, and part of the large-tonnage cranes also adopt single-engine power systems.
The existing power system has the following problems: 1. the single-engine power system of the middle-small tonnage vehicle type has the advantages that the number of transmission parts for getting off is small, so that the oil pump and the hydraulic oil tank are arranged on the getting off, the transmission is a manual transmission, the power taking and gear shifting operation is complex, and the single-engine power system is not suitable for large tonnage vehicle types. 2. The existing single-engine power system of a large-tonnage motorcycle type has large occupied space, large mechanical loss and large noise due to the overlong transmission chain, and is easy to break down and low in working efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the problem that prior art exists, providing a hydraulic drive subassembly, hoist driving system and hoist, this hydraulic drive subassembly's suitability is wider to have the advantage that the fault rate is low, transmission efficiency is high.
In order to achieve the above object, the present invention provides a hydraulic transmission assembly, which includes a transmission case, a first transmission shaft, a hydraulic pump, a middle return joint, a hydraulic oil tank, a hydraulic valve set, a first hydraulic pipeline, a second hydraulic pipeline, and a third hydraulic pipeline; the gearbox is provided with a first power take-off port for transmitting power; the first transmission shaft is configured to provide power transmission between the first power take-off and the hydraulic pump; the hydraulic pump is connected with the middle tie-back through the first hydraulic pipeline; the hydraulic oil tank and the hydraulic valve group are respectively connected with the middle return joint through the second hydraulic pipeline and the third hydraulic pipeline.
Through the technical scheme, first transmission shaft is in the first power of getting of gearbox mouthful with provide the connection between the hydraulic pump, the hydraulic pump passes through again first hydraulic circuit with well tieback is connected, because hydraulic tank with hydraulic valve group passes through respectively second hydraulic circuit and third hydraulic circuit with well tieback is connected, consequently, hydraulic tank can keep away from the hydraulic pump setting works as the utility model discloses a when hydraulic transmission subassembly is applied to the hoist, the hydraulic pump can set up the below at the frame of hoist, and hydraulic tank can pass through second hydraulic circuit sets up the top of frame to can adapt to the spatial arrangement of medium and small-tonnage motorcycle type and large-tonnage motorcycle type, the suitability is wider.
The utility model also provides a crane power system, crane power system includes frame and foretell hydraulic drive subassembly, hydraulic drive subassembly's well tieback joint sets up on the frame, hydraulic drive subassembly's gearbox and hydraulic pump set up the inside of frame, hydraulic drive subassembly's hydraulic tank and hydraulic pressure valves set up the inside of the top revolving stage of frame.
Optionally, the crane power system includes a transfer case and a second transmission shaft; the transfer case includes a second power take-off for transmitting power, the second driveshaft being configured to provide power transmission between the transfer case and the second power take-off, the transfer case being for providing power to a drive axle.
Optionally, the crane power system includes a clutch connected to the gearbox.
Optionally, the crane power system includes an engine coupled to the clutch.
Optionally, the crane power system includes a controller configured to control the gearbox to selectively output power through the first power take-off or the second power take-off.
Optionally, the controller is configured to control operation of the clutch.
Optionally, the controller is configured to be able to regulate the rotational speed of the engine.
Optionally, the crane power system includes a control button electrically connected to the controller, and the control button is configured to control the operation of the controller.
The utility model also provides a crane, the crane includes foretell crane power system.
The crane has the same advantages as the hydraulic transmission assembly and the crane power system compared with the prior art, and the description is omitted.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
Fig. 1 is a schematic diagram of an embodiment of a crane power system according to the present invention.
Description of the reference numerals
110-gearbox, 120-first transmission shaft, 130-hydraulic pump, 140-middle tie-back, 150-hydraulic oil tank, 160-hydraulic valve group, 171-first hydraulic pipeline, 172-second hydraulic pipeline, 173-third hydraulic pipeline, 210-frame, 220-second transmission shaft, 230-transfer case, 240-clutch, 250-engine
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
The hydraulic transmission assembly of the present invention comprises a gearbox 110, a first transmission shaft 120, a hydraulic pump 130, a middle tie-back 140, a hydraulic oil tank 150, a hydraulic valve set 160, a first hydraulic pipeline 171, a second hydraulic pipeline 172 and a third hydraulic pipeline 173; the transmission case 110 has a first power take-off for transmitting power; the first driveshaft 120 is configured to provide power transfer between the first power take-off and the hydraulic pump 130; the hydraulic pump 130 is connected to the middle joint 140 through a first hydraulic line 171; the hydraulic oil tank 150 and the hydraulic valve block 160 are connected to the middle return joint 140 through a second hydraulic line 172 and a third hydraulic line 173, respectively.
The utility model discloses in, first transmission shaft 120 provides the connection between the first power take-off mouth of gearbox 110 and hydraulic pump 130, and hydraulic pump 130 rethread first hydraulic line 171 is connected with well tieback 140, because hydraulic tank 150 and hydraulic valve group 160 are connected with well tieback 140 through second hydraulic line 172 and third hydraulic line 173 respectively, consequently, hydraulic tank 150 can keep away from hydraulic pump 130 and set up, works as the utility model discloses a when the hydraulic transmission subassembly is applied to the hoist, hydraulic pump 130 can set up the inside at the frame 210 of hoist, and hydraulic tank 150 can set up the inside at the top revolving stage of frame 210 through second hydraulic line 172 to can adapt to the spatial arrangement of middle and small tonnage motorcycle type and large tonnage motorcycle type, the suitability is wider.
As shown in fig. 1, the utility model also provides a crane power system, this crane power system includes frame 210 and the aforesaid hydraulic drive subassembly, and the well tie-back 140 of hydraulic drive subassembly sets up on frame 210, and the gearbox 110 and the hydraulic pump 130 of hydraulic drive subassembly set up in the inside of frame 210, and hydraulic tank 150 and the inside of hydraulic valve group 160 setting in the top revolving stage of frame 210 of hydraulic drive subassembly. Since the hydraulic oil tank 150 and the hydraulic valve set 160 are respectively connected with the middle tie-back 140 through the second hydraulic pipeline 172 and the third hydraulic pipeline 173, the hydraulic oil tank 150 can be far away from the hydraulic pump 130 and arranged inside the turntable above the frame 210, and the hydraulic pump 130 can be arranged inside the frame 210, so that the hydraulic oil tank can adapt to the space arrangement of middle and large tonnage vehicle models, and the applicability is wide.
Further, the crane power system includes a transfer case 230 and a second drive shaft 220; the gearbox 110 includes a second power take off for power transfer, the second drive shaft 220 being configured to provide power transfer between the transfer case 230 and the second power take off, the transfer case 230 being used to power the drive axles. The hydraulic transmission work and the crane traveling switching can be realized by switching different power take-off ports of the gearbox 110, and the hydraulic transmission work and the crane traveling switching are convenient and fast.
Specifically, the crane power system includes a clutch 240 connected to the gearbox 110 and an engine 250 connected to the clutch 240.
In order to be able to control the gearbox 110 to switch between different power take-offs, the utility model discloses an embodiment, crane power system includes the controller, and the controller configuration is configured to can control gearbox 110 and selectively export power through first power take-off or second power take-off.
Further, the controller is configured to control operation of the clutch 240, and the controller is further configured to regulate a rotational speed of the engine 250. By the arrangement, when the power take-off of the crane is required to be switched, the controller firstly controls the clutch 240 to be disconnected, then controls the gearbox 110 to be switched to the power take-off, and after the power take-off is switched, the controller controls the clutch 240 to be closed, so that power transmission is realized. In addition, the controller can control the rotation speed of the engine 250 so that the engine 250 is raised to the boarding operation idle speed when the first power take-off transmits power.
In order to more conveniently realize the operation to the controller, the utility model discloses an in an embodiment, crane power system includes the control button of being connected with the controller electricity, and the control button configuration is the operation that can control the controller.
To two engine power system's hoist, adopt the utility model discloses a hoist power system can make one set of engine of upper and lower car sharing and peripheral system to peripheral parts such as the engine and empty filter, silencer, cooling unit, the fuel tank of saving the getting on the bus reach the purpose that reduces product cost, alleviate product weight, alleviate the nervous degree of getting on the bus spatial arrangement greatly, reduce the fault rate, reduce the maintenance cost.
By adopting the crane power system, only one set of system needs to be checked and controlled, so that the cost and the workload are reduced.
For the transmission system, the hydraulic pump 130 is directly driven by the first power take-off port of the gearbox 110 to provide power for the upper vehicle, so that the angle transmission device in the prior art is omitted. The utility model discloses a whole driving chain compares in prior art brief more, does benefit to control such as noise, lubrication, and mechanical transmission is efficient. In addition, due to the reduction of transmission parts, the transmission mechanism has the advantages of cost saving and weight reduction, and the failure risk is reduced.
Finally, the utility model discloses a control button and controller realize that a key is automatic to be put into gear, automatic power of getting, easy operation.
The utility model also provides a hoist, this hoist include foretell hoist driving system.
The utility model discloses a hoist is the same with the advantage that above-mentioned hydraulic transmission subassembly, above-mentioned hoist driving system had for prior art, no longer gives unnecessary details here.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. In the technical idea scope of the present invention, it is possible to provide a solution of the present invention with a plurality of simple modifications to avoid unnecessary repetition, and the present invention is not described separately for various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.
Claims (10)
1. A hydraulic transmission assembly, characterized in that the hydraulic transmission assembly comprises a gearbox (110), a first transmission shaft (120), a hydraulic pump (130), a middle return joint (140), a hydraulic oil tank (150), a hydraulic valve group (160), a first hydraulic pipeline (171), a second hydraulic pipeline (172) and a third hydraulic pipeline (173);
the gearbox (110) is provided with a first power take-off port for transmitting power;
the first transmission shaft (120) is configured to provide power transfer between the first power take-off and the hydraulic pump (130);
the hydraulic pump (130) is connected with the middle tie-back (140) through the first hydraulic pipeline (171);
the hydraulic oil tank (150) and the hydraulic valve group (160) are respectively connected with the middle return joint (140) through the second hydraulic pipeline (172) and the third hydraulic pipeline (173).
2. A crane power system, characterized in that the crane power system comprises a frame (210) and the hydraulic transmission assembly of claim 1, the middle return joint (140) of the hydraulic transmission assembly is arranged on the frame (210), the gearbox (110) and the hydraulic pump (130) of the hydraulic transmission assembly are arranged inside the frame (210), and the hydraulic oil tank (150) and the hydraulic valve bank (160) of the hydraulic transmission assembly are arranged inside the turntable above the frame (210).
3. The crane power system as recited in claim 2, wherein the crane power system includes a transfer case (230) and a second drive shaft (220); the gearbox (110) includes a second power take off for transmitting power, the second drive shaft (220) is configured to provide power transmission between the transfer case (230) and the second power take off, and the transfer case (230) is used to provide power to a drive axle.
4. Crane power system according to claim 3, characterized in that it comprises a clutch (240) connected to the gearbox (110).
5. The crane power system as recited in claim 4, wherein the crane power system includes an engine (250) coupled to the clutch (240).
6. The crane power system as recited in claim 5, comprising a controller configured to control the gearbox (110) to selectively output power through the first power take-off or the second power take-off.
7. The crane power system as recited in claim 6, wherein the controller is configured to control operation of the clutch (240).
8. The crane power system as recited in claim 6, wherein the controller is configured to adjust a rotational speed of the engine (250).
9. The crane power system as recited in any one of claims 6-8, wherein the crane power system comprises a control button electrically coupled to the controller, the control button configured to control operation of the controller.
10. A crane, characterized in that the crane comprises a crane power system as claimed in any one of claims 2-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022990674.4U CN214197151U (en) | 2020-12-10 | 2020-12-10 | Hydraulic transmission assembly, crane power system and crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022990674.4U CN214197151U (en) | 2020-12-10 | 2020-12-10 | Hydraulic transmission assembly, crane power system and crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214197151U true CN214197151U (en) | 2021-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022990674.4U Active CN214197151U (en) | 2020-12-10 | 2020-12-10 | Hydraulic transmission assembly, crane power system and crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214197151U (en) |
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2020
- 2020-12-10 CN CN202022990674.4U patent/CN214197151U/en active Active
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