阅读说明：本技术 一种动力抽吸装置 (Power suction device ) 是由 周皓 张燕 沈佩金 沈镭 王健岗 朱仕红 于 2021-09-18 设计创作，主要内容包括：本发明公开了一种动力抽吸装置,包括抽吸组件,所述抽吸组件安装在油箱的底部,抽吸组件的入口通过吸油管与齿轮箱内部相连通,抽吸组件的出口位于油箱内,抽吸组件用于将齿轮箱内多余的油液吸入到油箱中；所述抽吸组件上连接有动力管,动力管向抽吸组件抽吸油液提供动力源。本发明通过动力管为抽吸组件提供动力源,通过阻尼喷头后使动力源形成一股高压高流速的动力源,当高压高流速的动力源通过喷射管后往上扩散时,在抽吸连管的吸油口处产生一定的负压,使齿轮箱内的油液和泡沫自动吸入到吸油管路内,将多余的油液全部吸入到油箱中,使得齿轮箱内的液位始终保持在传动齿轮的下方,从而有效解决因传动齿轮搅油而产生的功率损耗的问题。(The invention discloses a power suction device, which comprises a suction assembly, wherein the suction assembly is arranged at the bottom of an oil tank, an inlet of the suction assembly is communicated with the interior of a gear box through an oil suction pipe, an outlet of the suction assembly is positioned in the oil tank, and the suction assembly is used for sucking redundant oil in the gear box into the oil tank; and the suction assembly is connected with a power pipe, and the power pipe provides a power source for the suction assembly to suck oil. The invention provides a power source for the suction assembly through the power pipe, the power source forms a high-pressure high-flow-rate power source after passing through the damping spray head, when the high-pressure high-flow-rate power source is diffused upwards through the injection pipe, a certain negative pressure is generated at the oil suction port of the suction connecting pipe, so that oil and foam in the gear box are automatically sucked into the oil suction pipeline, and redundant oil is completely sucked into the oil tank, so that the liquid level in the gear box is always kept below the transmission gear, and the problem of power loss caused by oil stirring of the transmission gear is effectively solved.)

1. A power suction device is characterized by comprising a suction assembly (1), wherein the suction assembly (1) is installed at the bottom of an oil tank (2), an inlet of the suction assembly (1) is communicated with the interior of a gear box (7) through an oil suction pipe (4), an outlet of the suction assembly (1) is positioned in the oil tank (2), and the suction assembly (1) is used for sucking redundant oil in the gear box (7) into the oil tank (2);

the oil suction device is characterized in that a power pipe (6) is connected to the suction assembly (1), and the power pipe (6) provides a power source for sucking oil for the suction assembly (1).

2. A power suction device according to claim 1, characterized in that the suction assembly (1) comprises a suction body (12), the lower end of the suction body (12) is connected with a suction connecting pipe (13) communicated with the suction pipe (4), and the upper end of the suction body (12) is connected with a mounting plate (11) for mounting the suction assembly (1).

3. A power suction device according to claim 2, characterized in that the mounting plate (11) is provided with a plurality of sets of mounting holes (111) distributed in an annular array.

4. A powered suction device according to claim 2, characterized in that the suction body (12) is internally provided with a damping seat (14), the damping seat (14) being provided with a damping nozzle (15).

5. A power suction device according to claim 4, characterized in that the suction body (12) is provided with a power inlet hole (121) connected to the power pipe (6), the power inlet hole (121) communicating with the damping mount (14) through a connection hole (123).

6. A power suction device according to claim 5, characterized in that the suction body (12) is provided with an injection hole (122), the injection hole (122) being in communication with the suction connection pipe (13), the injection pipe (5) being mounted at the outlet of the injection hole (122).

7. A powered suction device according to claim 6, characterized in that the said ejection holes (122) are located directly above the damping nozzle (15), the ejection holes (122) comprising an acceleration hole (1221) located in the lower part and an expansion hole (1222) located in the upper part.

8. A power suction device according to claim 7, characterized in that the bottom of the damping mount (14) is provided with a through hole in which a second plug (17) is mounted.

9. A powered suction device according to claim 8, characterized in that a first plug (16) is mounted at said attachment hole (123).

Technical Field

The invention relates to the technical field of oil liquid suction equipment of a propeller, in particular to a power suction device.

Background

Along with the development of the ocean from offshore to deep sea, the tonnage of a ship is continuously increased, the overall performance of the ship is continuously improved, the requirement for changing the performance of a propeller is also provided, and the propeller is required to have higher efficiency and save more energy.

However, for the small-sized low-power-end product propeller, domestic manufacturers basically adopt an immersion type lubrication mode, lubricating oil is filled in a propeller gear box cavity, and the transmission power is greatly influenced due to the influence of oil stirring of a propeller transmission gear, a bearing and the like, so that a pumping device is needed to pump away redundant oil in the propeller, the influence of oil stirring of the transmission gear and the bearing is eliminated, and the power loss is less.

Disclosure of Invention

The invention aims to provide a power suction device, which drives low-pressure large-flow fluid by a high-pressure small-flow high-speed power source to form mixed liquid with certain power energy for a system to use, can effectively improve poor fluid fluidity, can eliminate the oil stirring influence of a transmission gear and a bearing while obtaining large-flow fluid, and has less power loss.

The purpose of the invention can be realized by the following technical scheme:

a power suction device comprises a suction assembly, a power transmission assembly and a power transmission assembly, wherein the suction assembly is arranged at the bottom of an oil tank, an inlet of the suction assembly is communicated with the interior of a gear box through an oil suction pipe, an outlet of the suction assembly is positioned in the oil tank, and the suction assembly is used for sucking redundant oil in the gear box into the oil tank;

and the power pipe is connected to the suction assembly and provides a power source for sucking oil for the suction assembly.

As a further scheme of the invention: the suction assembly comprises a suction main body, the lower end of the suction main body is connected with a suction connecting pipe communicated with the oil suction pipe, and the upper end of the suction main body is connected with a mounting plate for mounting the suction assembly.

As a further scheme of the invention: be provided with the mounting hole that the multiunit is annular array and distributes on the mounting panel, through the bolt with mounting panel fixed mounting on the oil tank, easy dismounting is swift.

As a further scheme of the invention: the inside damping seat that is provided with of suction main part installs the damping shower nozzle on the damping seat, is provided with the damping hole in the damping shower nozzle, accelerates the power supply of spraying in the power pipe to make the entrance of suction connecting pipe produce certain negative pressure, thereby realize extracting unnecessary fluid in the gear box.

As a further scheme of the invention: and the suction main body is provided with a power inlet hole connected with the power pipe, and the power inlet hole is communicated with the damping seat through a connecting hole.

As a further scheme of the invention: the suction main body is provided with a jet hole which is communicated with the suction connecting pipe, and the outlet of the jet hole is provided with a jet pipe.

As a further scheme of the invention: the injection hole is positioned right above the damping spray head and comprises an accelerating hole positioned at the lower part and an expanding hole positioned at the upper part.

As a further scheme of the invention: the bottom of the damping seat is provided with a through hole, a second plug is installed at the through hole, and the second plug blocks and seals the damping seat, so that the suction assembly is effectively isolated from being communicated with the outside.

As a further scheme of the invention: a first plug is installed at the connecting hole and used for plugging and sealing the damping seat, and the suction assembly is effectively isolated from being communicated with the outside.

The invention has the beneficial effects that:

(1) the power source is provided for the suction assembly through the power pipe, the power source forms a high-pressure high-flow-rate power source after passing through the damping spray head, when the high-pressure high-flow-rate power source is upwards diffused through the injection pipe, a certain negative pressure is generated at an oil suction port of the suction connecting pipe, so that oil and foam in the gear box are automatically sucked into an oil suction pipeline, and redundant oil is completely sucked into an oil tank, so that the liquid level in the gear box is always kept below the transmission gear, and the problem of power loss caused by oil stirring of the transmission gear is effectively solved.

(2) Redundant oil is sucked into the oil tank, the oil sucked into the oil suction pipe and the power source form a mixed oil source which is sprayed into the oil tank for storage, and the transmission gear is lubricated and cooled through a spraying pipe on the oil tank, so that the oil is recycled.

(3) Carry out shutoff, sealed to the damping seat through setting up first end cap and second end cap, effectively isolated suction subassembly and outside intercommunication ensure the suction effect to fluid.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the internal construction of the pumping assembly of the present invention;

FIG. 2 is a schematic perspective view of the pumping assembly of the present invention;

FIG. 3 is a schematic view of the mounting arrangement of the suction assembly of the present invention;

figure 4 is a schematic view of the operation of the pumping assembly of the present invention.

In the figure: 1. a suction assembly; 11. mounting a plate; 111. mounting holes; 12. a suction body; 121. a power inlet hole; 122. an injection hole; 1221. an acceleration aperture; 1222. expanding the hole; 123. connecting holes; 13. a suction connecting pipe; 14. a damping seat; 15. a damping nozzle; 16. a first plug; 17. a second plug; 2. an oil tank; 3. a spray tube; 4. an oil suction pipe; 5. an injection pipe; 6. a power tube; 7. a gear box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention is a power pumping device, which mainly pumps redundant oil in a propeller gear box 7 through a pumping assembly 1, so as to ensure that the liquid level in the propeller gear box 7 is always kept below a transmission gear, thereby effectively solving the problem of power loss caused by oil stirring of the transmission gear.

Suction assembly 1 passes through the bolt and installs in 2 bottoms on the oil tank, and suction assembly 1's entry is linked together through inhaling oil pipe 4 and 7 insides of gear box, and suction assembly 1's export is located oil tank 2, still installs multiunit spray tube 3 in the bottom of oil tank 2 simultaneously, and spray tube 3 is used for in spraying gear box 7 with the mixed fluid in the oil tank 2, lubricates and dispels the heat the drive gear in the gear box 7.

The suction assembly 1 is composed of a mounting plate 11, a suction main body 12, a damping seat 14 and a suction connecting pipe 13, wherein the mounting plate 11 is a circular plate, a plurality of groups of mounting holes 111 arranged in an annular array are used for mounting bolts, the stability of the mounting plate 11 after mounting is ensured, the suction main body 12 is connected with the mounting plate 11 through welding, and the upper end of the suction main body 12 is higher than the upper surface of the mounting plate 11.

The suction main body 12 is connected with the suction connecting pipe 13 in a welding mode, the inlet of the suction connecting pipe 13 is connected with the inside of the gear box 7 through the oil suction pipe 4, the damping seat 14 is fixedly connected to the suction main body 12, the damping seat 14 is positioned in the suction connecting pipe 13, the damping nozzle 15 is installed in the damping seat 14, the damping nozzle 15 is provided with a damping hole in a penetrating mode, the outlet of the damping hole is opposite to the inlet of the injection hole 122, and the outlet of the injection hole 122 is connected with the injection pipe 5 for injecting oil; the damping seat 14 is connected with the power inlet hole 121 through the connecting hole 123, the inlet of the power inlet hole 121 is connected with the power pipe 6, a power source is added into the power inlet hole 121 through the power pipe 6, the power source forms a high-pressure high-flow-rate power source after being sprayed through the damping hole of the damping nozzle 15, when the high-pressure high-flow-rate power source upwards diffuses through the spraying pipe 5, a certain negative pressure is generated in the oil suction port of the suction connecting pipe 13, so that oil and foam in the gear box 7 are automatically sucked into the oil suction pipe 4, and redundant oil is completely sucked into the oil tank 2.

The power source that lets in the suction subassembly 1 in the power pipe 6, it can be gaseous power source also can be liquid power source, and liquid power source can be mixed together with the fluid of suction and spout into in the oil tank 2 to spray to gear box 7 in through spray pipe 3, lubricate and the heat dissipation to the drive gear in the gear box 7.

The injection hole 122 includes an acceleration hole 1221 at a lower portion and an expansion hole 1222 at an upper portion, wherein the acceleration hole 1221 has a smaller diameter than the expansion hole 1222, a flow rate of the power source is increased when the power source passes through the acceleration hole 1221, and then the power source is diffused and decelerated into the expansion hole 1222, and a chamfer is provided at an inlet of the acceleration hole 1221, so that the power source and the oil can more easily enter the injection hole 122.

The bottom of the damping seat 14 is provided with a through hole, the second plug 17 is installed at the position of the through hole, the first plug 16 is installed at the position of the connecting hole 123, the damping seat 14 is plugged and sealed by the first plug 16 and the second plug 17, the suction assembly 1 is effectively isolated from the outside, and the suction effect on oil is ensured.

The working principle of the invention is as follows: when the propeller gearbox 7 works, oil in the oil tank 2 is sprayed into the gearbox 7 through the spraying pipe 3 to lubricate and dissipate heat of a transmission gear in the gearbox 7, so that the transmission gear can work normally, when the oil in the gearbox 7 reaches the height of the transmission gear, the power pipe 6 provides a power source for the suction assembly 1, the power source sequentially flows through the power inlet hole 121 and the connecting hole 123 to enter the damping seat 14, the power source forms a high-pressure high-flow-rate power source after being sprayed through the damping hole of the damping nozzle 15, when the high-pressure high-flow-rate power source is upwards diffused through the spraying pipe 5, a certain negative pressure is generated in the oil suction port of the suction connecting pipe 13, so that the oil and foam in the gearbox 7 are automatically sucked into the oil suction pipe 4, all the redundant oil is sucked into the oil tank 2, and the oil sucked into the oil suction pipe 4 and the power source form a mixed oil source which is sprayed into the oil tank 2 for storage, and the transmission gear is lubricated and radiated by the spray pipe 3 on the oil tank 2, so that the oil can be recycled.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.