TWM516663U - Energy saving type hydraulic system - Google Patents

Description

Energy-saving hydraulic system

This creation is about an energy-saving hydraulic system, especially a hydraulic system that uses the potential energy difference of the material to drive multiple hydraulic devices, transporting another batch of materials upwards, and some materials can be returned to their original positions for recycling. Energy saving effect.

Current hydraulic systems often require an additional source of power to assist in raising objects and returning internal working fluids, such as hydraulic fluid. Therefore there is still room for improvement.

In addition, due to the limited resources of the earth, people are paying more and more attention to energy-saving and environmentally friendly alternatives to energy, such as solar power, hydropower, or wind power. However, the above-mentioned environmentally friendly energy sources are very limited by the environment and cannot be stably provided. For example, solar energy cannot be supplied at night; when water is scarce, hydropower cannot be used; wind power generation is affected by wind instability.

Therefore, how to use energy more economically and protect the environment, the proper use of the earth's resources is an unavoidable thing.

The purpose of this creation is to provide an energy-saving hydraulic system to save energy and protect the environment, especially the way to convert potential energy into kinetic energy to achieve environmental protection and energy saving.

In order to solve the above technical problems, the present invention provides an energy-saving hydraulic system including a force applying hydraulic device, a buffering station, a pushing hydraulic device, and a recovery liquid. Pressure device. The force hydraulic device includes a carrying platform that can be raised and lowered at a first height and a first low position. The buffer table is placed on one side of the force applying hydraulic device and fixed at a position lower than the first lower position. The push hydraulic device is connected to the force applying hydraulic device by a first pipeline, and the push hydraulic device includes a transfer station, wherein the transfer table is movable at a second height, a return position, and a lower position than the return position Two lower places; wherein the second lower height is lower than the buffer stage. Where the load platform is lowered to the first lower position, the working fluid in the force applying hydraulic device flows to the push hydraulic device to raise the transfer table to the second highest position. The return hydraulic device is connected to the push hydraulic device by a second pipeline, and is connected to the biasing hydraulic device by a third pipeline, the return hydraulic device includes a liftable force receiving portion, and the transfer station of the push hydraulic device is The second high point is lowered to the return position, the running table abuts the force receiving portion, and the force receiving portion is pressed against the force receiving portion when the transfer table continues to descend to the second lower portion to make the working fluid from the return hydraulic pressure The device flows back to the force applying hydraulic device.

The present invention has at least the following beneficial effects: the first height of the carrying platform of the present creation is higher than the buffering station, and the buffering station is higher than the second lower position of the transfer table of the pushing hydraulic device, and is driven by the potential energy difference of the material. The hydraulic device converts the potential energy of the material into kinetic energy, and even the material can be returned to the carrying platform to achieve the effect of environmental protection and energy saving.

In order to further understand the techniques, methods and effects of this creation in order to achieve the intended purpose, please refer to the following detailed descriptions and diagrams of this creation. I believe that the purpose, characteristics and characteristics of this creation can be deepened and specific. The drawings and the annexes are provided for reference and description only, and are not intended to limit the present invention.

10‧‧‧Power hydraulic device

11‧‧‧First Piston

12‧‧‧Loading station

121‧‧‧Sloping bottom surface

122‧‧‧Event Gate

H11‧‧‧ first high

H12‧‧‧ first low

20‧‧‧Push hydraulics

21‧‧‧second piston

22‧‧‧Transfer station

221‧‧‧Sloping bottom surface

222‧‧‧ activity gate

H21‧‧‧ second high

H22‧‧‧ second low

H23‧‧‧Return location

30‧‧‧Return hydraulic device

31‧‧‧ Third Piston

32‧‧‧ Force Department

40‧‧‧buffer

41‧‧‧Sloping bottom surface

42‧‧‧Event Gate

43‧‧‧The bottom door

50‧‧‧Sub-circulation device

51‧‧‧ material storage slot

52‧‧‧Top storage slot

52’‧‧‧Transportation unit

53‧‧‧ energy conversion device

M‧‧‧Materials

P1‧‧‧First line

P2‧‧‧Second pipeline

P3‧‧‧ third pipeline

V1, V2, V3‧‧‧ control valve

F‧‧‧Working fluid

Hf‧‧‧ buffer location

Figure 1 is a schematic view of the initial state of the energy-saving hydraulic system of the present invention.

Figure 2 is a schematic view of the elevated transfer platform of the energy-saving hydraulic system of the present invention.

Figure 3 is a schematic view of the energy-saving hydraulic system of the present invention for storing materials to a buffer station.

Figure 4 is a schematic view of the energy-saving hydraulic system of the present invention for moving materials to a buffer station.

Figure 5 is a schematic diagram of the energy-saving hydraulic system of the present invention for moving materials to a temporary storage station.

Figure 6 is a schematic view of the energy-saving hydraulic system of the present invention including an energy conversion device.

Figure 7 is a schematic view of the reduced energy transfer platform of the energy-saving hydraulic system of the present invention.

Figure 8 is a schematic view of the energy-saving hydraulic system of the present invention using the material in the buffer table to return the working fluid to the hydraulic device.

FIG. 9 is a schematic view of the energy-saving hydraulic system driving energy conversion device of the present invention.

Fig. 10 is a schematic view showing the energy-saving hydraulic system of the present invention returned to the initial state.

Figure 11 is a schematic view of a second embodiment of the energy-saving hydraulic system of the present invention.

[First Embodiment]

Please refer to FIG. 1 and FIG. 2 for a schematic diagram of the energy-saving hydraulic system of the present invention. The following describes the components of the energy-saving hydraulic system of this creation, and then describes how the energy-saving hydraulic system of this creation works. The energy-saving hydraulic system of the present invention includes a force applying hydraulic device 10, a push hydraulic device 20, a return hydraulic device 30, a buffer table 40 attached to one side of the force applying hydraulic device 10, and a sub-circulation device 50. The sub-circulation device 50 includes at least an upper temporary storage tank 52.

The urging hydraulic device 10 includes a first piston 11 and a carrier 12 disposed at the top end of the first piston 11. The carrier 12 can be raised or lowered by the first piston 11. The first piston 11 can lift the above-mentioned carrier 12 to a first height H11 (as shown in FIG. 1), and can lower the above-mentioned carrier 12 to a first lower portion H12 (as shown in FIG. 2). The first height H11 of the present embodiment may be the highest position at which the first piston 11 raises the stage 12; the first bottom H12 may be the lowest position at which the first piston 11 lowers the arrival of the stage 12.

As shown in FIG. 1, the present embodiment is provided with a material temporary storage tank 51 for receiving materials M, such as ore in a mining area. The position of the material temporary storage tank 51 is set at a position higher than the first high point H11, wherein the loading platform 12 is located adjacent to the material temporary storage tank 51 when it is located at the first high point H11. In other words, the material temporary storage tank 51 is slightly higher than the bearing at the first high point H11. The stage 12, whereby the material M can enter the stage 12 from the material temporary storage tank 51 by gravity. As shown in FIG. 2, the material storage tank 51 sends the material M to the carrier 12. Preferably, the material storage tank 51 is provided with an inductive device for controlling the weight of the material M entering the loading platform 12. By means of the weight difference, the material M of the control table 12 is controlled more than the material M of the transfer table 22.

The push hydraulic device 20 is connected to the above-mentioned urging hydraulic device 10 by a first line P1, and the first line P1 may be provided with at least one control valve V1. The push hydraulic device 20 of this embodiment is a telescopic hydraulic device. The push hydraulic device 20 includes a second piston 21 and a transfer table 22 disposed at the top end of the second piston 21. The transfer table 22 can be raised and lowered at a second high point H21 (shown in Figure 2), a return position H23 (shown in Figure 7), and a second lower position H22 below the return position H23 (Figure 1 Shown). In this embodiment, the second high point H21 may be the highest position at which the second piston 21 can lift the transfer table 22, and the second lower portion H22 may be the lowest position at which the second piston 21 can lower the transfer table 22. In the present embodiment, the height of the second lower portion H22 is lower than the position of the buffer table 40. The second highest point H21 is higher than the first highest point H11.

The buffer table 40 is placed on one side of the above-mentioned urging hydraulic device 10, and is fixed at a position lower than the first lower portion H12, as shown in Fig. 1. At the same time, the buffer table 40 is also placed between the force applying hydraulic device 10 and the pushing hydraulic device 20 for temporarily receiving the material M sent from the loading platform 12 of the force applying hydraulic device 10, and then transferring to the above-mentioned push when appropriate. Transfer station 22 of hydraulic device 20.

As shown in FIG. 2, the present embodiment utilizes gravity, wherein the buffer table 40 has an inclined bottom surface 41, a movable door 42, and a bottom door 43. The stage 12 has an inclined bottom surface 121 that tends to the buffer table 40, and a movable door 122 that faces the buffer table 40. The transfer station 22 can include an inclined bottom surface 221 and a movable door 222.

The return hydraulic device 30 includes a third piston 31 and a liftable force receiving portion 32 coupled to the third piston 31. The return hydraulic device 30 is connected to the push hydraulic device 20 by a second line P2 and to the force applying hydraulic device 10 with a third line P3. The return hydraulic device 30 is used to temporarily store the working fluid F for returning to the application at an appropriate time. The hydraulic device 10 is described in detail below. The second line P2 may be provided with at least one control valve V2. The third line P3 is provided with a control valve V3.

The following describes the operation of the energy-saving hydraulic system of this creation. As shown in FIG. 1, when the material M enters the loading platform 12 of the hydraulic device 10, the control valve V1 of the first pipe P1 and the control valve V3 of the third pipe P3 are closed (or the control valve V3) Can be a check valve). The above material M is preferably solid or can be transferred from a low place to any object at a high place.

After completion, as shown in FIG. 2, the above control valve V1 is opened, the first piston 11 of the force applying hydraulic device 10 is lowered due to gravity, and the working fluid F is pressed through the first pipe P1 into the push hydraulic device. 20. The loading platform 12 of the hydraulic device 10 is lowered, and the potential energy is transmitted to the pushing hydraulic device 20 by the hydraulic device, and the potential energy is changed. The second piston 21 of the pushing hydraulic device 20 rises, and the transfer table 22 is raised. High to the second highest point H21. The material M in the transfer station 22 can be raised and transported to the next stage as needed or designed. A possible example of the above-mentioned material M is an ore mined from a mountain. Since it has a certain height, the potential difference (height) of the material M falling in the carrying platform 12 is used to raise the position in the transfer table 22. Material M, which in turn can be used to transport material M to a higher position.

In addition, in the present embodiment, the height of the transfer table 22 can be higher than the height of the stage 12, wherein the load-bearing table 12, the first piston 11 and the like can be raised, and the material in the stage 12 All of the weight of M is greater than the associated weight of the transfer table 22, the second piston 21, and the like, and the weight of the material M in the transfer station 22.

Referring to FIG. 3, during the process of raising the transfer table 22, the control valve V2 is closed, and the material M in the loading table 12 can be moved to the buffer table 40, and the control valve V1 is closed during the movement. The valve is reversed to provide a non-return function) to empty the above-described carrier 12.

As shown in FIG. 4, the upper temporary storage slot 52 of the embodiment is fixed at a slightly lower level than the second The position of the height H21, wherein the transfer station 22 is located at the second high point H21, and the upper temporary storage tank 52 is adjacent to the transfer table 22. The material M located in the transfer station 22 can be transferred to the upper storage tank 52 of the sub-circulation device 50 to empty the transfer station 22 as shown in FIG.

In this embodiment, the second high point H21 is designed to be higher than the first height H11. In addition, the upper temporary storage slot 52 of the sub-circulation device 50 is matched with the second high point H21, and is higher than the carrying platform that matches the first high point H11. 12.

As shown in FIG. 6, the sub-cycle device 50 of the present embodiment may further include an energy conversion device 53 adjacent to the upper temporary storage slot 52 to convert the material M in the upper temporary storage slot 52 into other energy, such as electrical energy. . As shown in FIG. 6, the energy conversion device 53 can be like a waterwheel-like generator. The materials M are poured into a bucket (not labeled) at the outer end of the generator to drive the generator to rotate to generate electricity. Then, when the bucket moves down to the material temporary storage tank 51, the material M is poured into the material temporary storage tank 51 for temporary storage, and the material temporary storage tank 51 sends the material M to the carrying platform 12 (as shown in FIG. 10). Show). Therefore, the material M located in the transfer table 22 can be further sent down to the carrying table 12 of the force applying hydraulic device 10. This material M can be recycled and is environmentally friendly.

The push hydraulic device 20 of the present embodiment is only a schematic representation. The push hydraulic device 20 can be, for example, a telescopic or folding hydraulic extension device such as a ladder truck, which can be arranged in accordance with the present arrangement such that the second highest point H21 is above the first high point H11. In order to convert the weight into a hydraulic stroke, the material M in the transfer table 22 may be less than the material M in the carrier 12 if necessary.

The following describes the oil return process of the energy-saving hydraulic system of this creation. Referring to FIG. 7, after the transfer table 22 of the push hydraulic device 20 is emptied, the control valve V2 of the second line P2 is opened. Due to the gravity, the transfer table 22 is lowered, and the working fluid F is passed by the push hydraulic device 22 through the second tube. The road P2 enters the return hydraulic device 30, at which time the control valve V3 is in a closed state, and the return hydraulic device 30 temporarily stores the working fluid F. Further, one side of the transfer table 22 is adjacent to the buffer table 40, and the other side extends above the force receiving portion 32. During the process, the third piston 31 continues to rise, and the transfer table 22 descends to a higher level than the second lower point H22. At the return position H23, the third piston 31 rises and the force receiving portion 32 comes into contact with the transfer table 22. After the material M is moved to the transfer station 22. Then, the control valve V3 of the third line P3 is opened. At this time, the control valve V2 of the second line P2 continues to be opened, and the control valve V1 of the first line P1 is continuously closed. In the present embodiment, the highest height of the force receiving portion 32 can be set to the return position H23.

As shown in FIG. 8, the movable door 42 of the buffer table 40 is opened, and the material M located in the buffer table 40 is poured into the transfer table 22. At this time, the control valve V3 is opened. The transfer table 22 is subjected to the gravity of the material M and continues to descend to the second lower portion H22, and the transfer table 22 continues to apply force to the force receiving portion 32, whereby the remaining working fluid F in the hydraulic device 30 is pressed by the third piston 31. It is sent back to the hydraulic device 10. At this time, the stage 12 rises back to the first height H11. Further, the remaining working fluid in the push hydraulic device 20 continues to flow to the return hydraulic device 30 and then to the force applying hydraulic device 10 while the transfer table 22 continues to descend to the second bottom portion H22. Further, in the present embodiment, the material M is removed by the bottom door 43 at the bottom of the buffer table 40, for example, in conjunction with the energy that can be carried by the push hydraulic device 20.

When the push hydraulic device 20 is lowered from the return position H23 to the second lower portion H22, the force receiving portion 32 of the return hydraulic device 30 is abutted to cause the working fluid F (for example, hydraulic oil) to flow back from the return hydraulic device 30. Force hydraulic device 10. The carrier 12 returns to the first height H11.

[Second embodiment]

Please refer to FIG. 11 , which is a schematic view of a second embodiment of the energy-saving hydraulic system of the present invention. The difference between this embodiment and the above embodiment is that the buffer table 40 can be omitted in this embodiment, and the material M of the carrier 12 can be directly poured into the transfer table 22 of the push hydraulic device 20. In addition, the material temporary storage tank 51 of the embodiment may be a material supply area. Also, the application of this embodiment may be that the material M is directly transferred to another elevated position by hydraulic pressure, as shown in the transport unit 52'. Compared with the prior art, the case does not require additional energy such as electricity, and the material M can be raised and utilized.

In summary, the hydraulic system of this creation has the advantages of energy saving and recyclability. Point, no power is needed. Electricity can be saved compared to conventional conveyor belts. The first high point H11 of the carrying platform 12 is higher than the buffering station 40, which in turn is higher than the position of the second lower portion H22 of the transfer table 22 of the push hydraulic device 20, using the positional energy difference of the material to drive the hydraulic device to To achieve the goal of environmental protection and energy conservation. Further, the sub-circulation device 50 is located between the transfer table 22 of the above-described push hydraulic device 20 and the stage 12 of the urging hydraulic device 10. The material M is output downward through the loading platform 12 of the hydraulic device 10, and the material M passes through the buffer table 40 and the transfer table 22 of the push hydraulic device 20, and then enters the temporary storage tank 52 of the sub-circulation device 50, and finally returns. To the carrying platform 12, it is possible to enter the transfer station 22 of the above-mentioned push hydraulic device 20 to achieve the advantage of recycling materials.

Further, the push hydraulic device 20 abuts against the force receiving portion 32 of the return hydraulic device 30 during the process of descending from the return position H23 to the second lower portion H22 to cause the working fluid F to flow back from the return hydraulic device 20 to the applied hydraulic pressure. Device 10. The carrier 12 is returned to the first high point H11 to wait for the next feed. Therefore, the present invention does not require other energy sources to send the working fluid F back to the force applying hydraulic device 10, which has the effect of environmental protection and energy saving.

The hydraulic system of the creation utilizes the positional energy difference of the material to drive a plurality of hydraulic devices, and transports another batch of materials upwards, and the material can be returned to the original position without other power sources, thereby achieving the energy-saving effect of recycling.

The above descriptions are only preferred embodiments of the present invention, and all changes and modifications made in accordance with the scope of the patent application of this creation should be covered by this creation.

10‧‧‧Power hydraulic device

11‧‧‧First Piston

12‧‧‧Loading station

H11‧‧‧ first high

20‧‧‧Push hydraulics

21‧‧‧second piston

22‧‧‧Transfer station

H22‧‧‧ second low

30‧‧‧Return hydraulic device

40‧‧‧buffer

50‧‧‧Sub-circulation device

51‧‧‧ material storage slot

52‧‧‧Top storage slot

M‧‧‧Materials

P1‧‧‧First line

P2‧‧‧Second pipeline

P3‧‧‧ third pipeline

V1, V2, V3‧‧‧ control valve

F‧‧‧Working fluid

Hf‧‧‧ buffer location

Claims (10)

An energy-saving hydraulic system includes: a force applying hydraulic device, comprising a carrying platform, wherein the loading platform is movable at a first height and a first low position; and a hydraulic pump is connected to the first pipeline In the urging hydraulic device, the push hydraulic device includes a transfer table, the transfer table is movable at a second high position, a return position, and a second lower position lower than the return position; wherein the transfer table is lowered When the first low is reached, the working fluid in the force applying hydraulic device flows to the pushing hydraulic device to raise the transfer table to the second height; and a return hydraulic device is connected to the push by the second pipe a hydraulic device connected to the force applying hydraulic device by a third pipe, the return hydraulic device comprising a liftable force receiving portion, the transfer table of the push hydraulic device being lowered from the second height to the return position, The operation table abuts the force receiving portion, and presses the force receiving portion when the transfer table continues to descend to the second lower portion to cause the working fluid to flow back to the force applying hydraulic device from the return hydraulic device. The energy-saving hydraulic system of claim 1, wherein the second highest point is higher than the first high point. The energy-saving hydraulic system of claim 1, further comprising a buffer station disposed on one side of the force applying hydraulic device and located at a position lower than the first lower position; wherein the second lower portion of the transfer station The height is lower than the buffer table; wherein the platform has an inclined bottom surface that tends to the buffer table, and a movable door that faces the buffer table. The energy-saving hydraulic system of claim 3, wherein the buffer station has a bottom door. The energy-saving hydraulic system of claim 3, wherein one side of the transfer table is adjacent to the buffer table and the other side extends above the force receiving portion. The energy-saving hydraulic system of claim 1, further comprising a sub-circulation device Located between the transfer station of the push hydraulic device and the carrier of the force applying hydraulic device. The energy-saving hydraulic system of claim 6, wherein the sub-circulation device further comprises an upper temporary storage tank, wherein the upper temporary storage tank is fixed at a position lower than the second highest position, wherein the transfer station is located at the first At the second high point, the upper temporary storage tank is adjacent to the transfer station. The energy-saving hydraulic system of claim 7, wherein the sub-circulation device further comprises an energy conversion device adjacent to the upper temporary storage tank to convert the potential energy of the material in the upper temporary storage tank into other energy. The energy-saving hydraulic system of claim 1, further comprising a material temporary storage tank, wherein the material temporary storage tank is disposed at a position higher than the first high position to receive the material. The energy-saving hydraulic system of claim 1, wherein the first pipeline, the second pipeline, and the third pipeline are each provided with at least one control valve.