CN215762579U - Power take-off structure of hydraulic system on unpowered vehicle - Google Patents
Power take-off structure of hydraulic system on unpowered vehicle Download PDFInfo
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- CN215762579U CN215762579U CN202120470652.7U CN202120470652U CN215762579U CN 215762579 U CN215762579 U CN 215762579U CN 202120470652 U CN202120470652 U CN 202120470652U CN 215762579 U CN215762579 U CN 215762579U
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Abstract
The utility model provides a power take-off structure of a hydraulic system on an unpowered vehicle, which can generate power to drive hydraulic equipment on the unpowered vehicle, does not need to provide a power supply additionally, realizes the power-free operation of the hydraulic system on the unpowered vehicle, comprises the unpowered vehicle, and is characterized in that the unpowered vehicle moves through wheels: the wheels are connected with a hydraulic pump through a power take-off device, and the hydraulic pump is connected with a hydraulic system.
Description
Technical Field
The utility model relates to the technical field of power generation, in particular to a power take-off structure of a hydraulic system on an unpowered vehicle.
Background
The power sources of a general hydraulic system are an electric motor and a prime mover (except for the electric motor, such as a diesel engine, a gasoline engine and the like), and for a non-powered mobile vehicle, the electric motor or the prime mover is additionally arranged when the hydraulic system or other driving devices are required to be arranged on the vehicle. In the engineering, metallurgy and other industries, unpowered vehicles drawn by locomotives are generally used, and some unpowered vehicles are provided with hydraulic machines with special functions and hydraulic systems for providing power for the hydraulic machines, wherein the power is generally derived from an electric motor. If the hydraulic system of the unpowered vehicle needs to work, electric power needs to be supplied to the unpowered vehicle, the external power supply needs to be connected to different parking positions of the unpowered vehicle, and the external power supply needs to be disconnected when the unpowered vehicle runs, so that the arrangement and the development of hydraulic machinery on the unpowered vehicle are limited. In the metallurgical industry, unpowered vehicles such as hot metal cars with ladle capping hydraulic machinery are towed by locomotives and do not have power of their own, while ladle capping equipment needs to be driven by hydraulic pressure, and the hydraulic system of the ladle capping equipment is powered by an electric motor. Therefore, to realize the normal operation of equipment such as iron ladle capping, the hydraulic system needs to be powered, and due to the characteristic of frequent movement, the equipment needs to be powered at different stations and the power connector needs to be plugged and unplugged frequently. The mode has the disadvantages of complicated operation and frequent fault, and influences the normal and stable use of the equipment.
SUMMERY OF THE UTILITY MODEL
In view of the above technical problems, the present invention provides a power take-off structure of a hydraulic system on an unpowered vehicle, which can generate power to drive a hydraulic device on the unpowered vehicle, and does not need to provide a separate power supply, thereby realizing the power-free operation of the hydraulic system on the unpowered vehicle.
The technical scheme is as follows: a power take-off structure of a hydraulic system on an unpowered vehicle comprises the unpowered vehicle, wherein the unpowered vehicle moves through wheels, and is characterized in that: the wheels are connected with a hydraulic pump through a power take-off device, and the hydraulic pump is connected with a hydraulic system.
The power take-off device is further characterized in that the wheels are fixedly connected with an axle, and the axle is connected with the power take-off device; the wheels are connected with the power take-off device through friction wheels; the axle is connected with the power take-off device through a coupler; the power take-off device comprises one of a gear transmission structure, a belt transmission structure and a chain wheel transmission mechanism or a combination of the gear transmission structure, the belt transmission structure and the chain wheel transmission mechanism; the hydraulic pump is connected with an accumulator.
By adopting the structure, the wheels on the unpowered vehicle are connected with the hydraulic pump, and the mechanical energy generated by the traveling motion of the wheels drives the hydraulic equipment on the unpowered vehicle to operate through the hydraulic pump without providing a power supply additionally, so that the operation of the hydraulic equipment on the unpowered vehicle is realized, and the operation problem of the unpowered vehicle is ensured.
Drawings
FIG. 1 is a schematic diagram of the power take-off configuration of the hydraulic system on the unpowered vehicle of the present invention.
Detailed Description
The utility model is further explained below with reference to the figures and examples.
Referring to fig. 1, the power take-off structure of the hydraulic system on the unpowered vehicle comprises the unpowered vehicle 1, wherein the unpowered vehicle 1 runs through wheels 2, the wheels 2 are connected with a hydraulic pump 3 through a power take-off device 6, the hydraulic pump 3 is connected with a hydraulic system 8, mechanical energy generated by the movement of the wheels generates power through the hydraulic pump, hydraulic equipment on the unpowered vehicle is driven to run through the hydraulic system, a power supply is not required to be provided for the hydraulic equipment, the running of the hydraulic equipment on the unpowered vehicle is realized, and the running problem of the unpowered vehicle is guaranteed.
The wheels 2 can be connected with a power take-off device 6 through friction wheels 5 and the like, and the power take-off device is connected with a hydraulic pump; the wheels 2 can be fixedly connected with axles 4, the wheels 2 are connected with a power take-off device 6 through the axles 4, and the power take-off device 6 is connected with the hydraulic pump 3.
Preferably, the axle 4 is connected to the power take-off 6 via a coupling 5.
Preferably, the power take-off device 6 comprises one of a gear transmission structure, a belt transmission structure, a sprocket transmission structure and the like or any combination of several structures.
The hydraulic pump 3 is connected with an energy accumulator 7 and can store energy, and when the unpowered vehicle stops running, the stored energy can be used as a power source of a hydraulic system 8 on the unpowered vehicle to drive hydraulic equipment on the unpowered vehicle to run.
The hydraulic pump utilizes the wheel rotation torque obtained by the friction force conversion between the wheels and the ground/rail surface of the unpowered vehicle in the driving process as the power of a hydraulic system of the unpowered vehicle. The hydraulic equipment on the unpowered vehicle is driven by a hydraulic system. The hydraulic pump of the hydraulic system is connected to the wheels/axles of the vehicle through a connecting device, when the vehicle runs, the wheels roll on the ground/rails due to the friction force between the wheels and the ground/rail surface, and the friction force is converted into the rotating torque of the wheels/axles, so that the hydraulic pump is driven to work, and the power is supplied to the hydraulic system.
The wheel/axle is a device for carrying and running of an unpowered vehicle, with no external torque on the axle. The wheels/axles may also be non-load bearing but ground/rail surface contact and no external torque wheels/axles, etc.
The power take-off device may be a wheel/axle body, or may be a device for transmitting torque, including but not limited to a coupling, a gear, a sprocket, a pulley, a friction wheel, or a transmission mechanism.
The wheel/axle hydraulic system power takeoff technology generally arranges an energy accumulator in a hydraulic system, when an unpowered vehicle runs, a hydraulic pump works, hydraulic equipment of the unpowered vehicle can run, the energy accumulator can also store energy, and when the unpowered vehicle stops, the energy accumulator provides energy, and the hydraulic equipment of the unpowered vehicle can also run.
Wheel/axle power take-off hydraulic system power in a hydraulic schematic diagram, in order to distinguish a symbol of an electric motor from a symbol of a prime mover, a special hydraulic symbol is designed and shown in figure 1. According to the mechanical design manual, the MOTOR symbols in the hydraulic schematic diagram are represented by capital letters M in circles, the prime mover symbols except the MOTOR are represented by capital letters M in boxes, and the M is the first letter of an English MOTOR. To distinguish these 2 symbols, the hydraulic symbol for WHEEL axle power take-off is designed as the capital letter "W" in the circle, where "W" is the first letter of the english WHEEL. And the letters "W" and "M" are mirror images of each other in the glyph, can also be expressed as "non-motor".
The utility model has the beneficial effects that: the utility model provides a brand-new power source of a hydraulic system, which is the development and innovation of providing kinetic energy for the operation of equipment on an unpowered vehicle, in particular the development and innovation of a power source of a hydraulic technology.
The working principle of the utility model is explained below with reference to the accompanying drawings:
when the unpowered vehicle is towed to run, the wheels 2/axles 4 of the unpowered vehicle roll on the ground/rail surface, the unpowered vehicle is connected with a hydraulic pump 3 through a power take-off device 6, and the hydraulic pump is used as power to drive hydraulic equipment on the unpowered vehicle to run through a hydraulic system, so that the hydraulic equipment on the unpowered vehicle runs; when the energy accumulator 7 is arranged, the energy accumulator 7 can store energy, and when the unpowered vehicle does not walk, the stored energy can be used as a power source of hydraulic equipment on the unpowered vehicle to drive the hydraulic equipment on the unpowered vehicle to run.
The main technical key point of the utility model is that the power is taken from the wheels of the unpowered vehicle, if the wheels of the unpowered vehicle are fixedly connected with the axle, the wheels and the axle rotate simultaneously, the power is taken from the axle more conveniently, and the moment is ensured to be stable.
The present invention and its embodiments have been described in detail, without limitation, and the accompanying drawings are only one embodiment of the utility model, and the actual structure is not limited thereto, and those skilled in the art will be suggested by the teachings of the present invention, and without departing from the spirit of the present invention, without creatively designing the similar structural modes and embodiments as the technical solutions, and shall fall within the protection scope of the present invention.
Claims (7)
1. A power take-off structure of a hydraulic system on an unpowered vehicle comprises the unpowered vehicle, wherein the unpowered vehicle moves through wheels, and is characterized in that: the wheels are connected with a hydraulic pump through a power take-off device, and the hydraulic pump is connected with a hydraulic system.
2. The power take-off structure of a hydraulic system on an unpowered vehicle according to claim 1, characterized in that: the wheels are fixedly connected with an axle, and the axle is connected with the power take-off device.
3. The power take-off structure of a hydraulic system on an unpowered vehicle according to claim 1, characterized in that: the wheels are connected with the power take-off device through friction wheels.
4. The power take-off structure of a hydraulic system on an unpowered vehicle according to claim 2, characterized in that: the axle is connected with the power take-off device through a coupler.
5. The power take-off structure of a hydraulic system on an unpowered vehicle according to claim 2, characterized in that: the axle is connected with the hydraulic pump through the power take-off device.
6. The power take-off structure of a hydraulic system on an unpowered vehicle according to claim 2, characterized in that: the power take-off device comprises one of a gear transmission mechanism, a belt transmission mechanism and a chain wheel transmission mechanism or a combination of the gear transmission mechanism, the belt transmission mechanism and the chain wheel transmission mechanism.
7. A power take-off structure of a hydraulic system on an unpowered vehicle according to any one of claims 1-6, wherein: the hydraulic pump is connected with an accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120470652.7U CN215762579U (en) | 2021-03-04 | 2021-03-04 | Power take-off structure of hydraulic system on unpowered vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120470652.7U CN215762579U (en) | 2021-03-04 | 2021-03-04 | Power take-off structure of hydraulic system on unpowered vehicle |
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| CN215762579U true CN215762579U (en) | 2022-02-08 |
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| CN202120470652.7U Active CN215762579U (en) | 2021-03-04 | 2021-03-04 | Power take-off structure of hydraulic system on unpowered vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762058A (en) * | 2021-03-04 | 2021-05-07 | 华吟 | Power take-off structure of hydraulic system on unpowered vehicle |
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2021
- 2021-03-04 CN CN202120470652.7U patent/CN215762579U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762058A (en) * | 2021-03-04 | 2021-05-07 | 华吟 | Power take-off structure of hydraulic system on unpowered vehicle |
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