CN214325344U - Oil pressure automatic compensation alarm device applied to full-sea-depth propeller - Google Patents
Oil pressure automatic compensation alarm device applied to full-sea-depth propeller Download PDFInfo
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- CN214325344U CN214325344U CN202021950990.2U CN202021950990U CN214325344U CN 214325344 U CN214325344 U CN 214325344U CN 202021950990 U CN202021950990 U CN 202021950990U CN 214325344 U CN214325344 U CN 214325344U
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Abstract
The utility model provides a be applied to oil pressure automatic compensation alarm device of full sea depth propeller is equipped with urceolus and piston, urceolus one end opening, and the piston is installed in the urceolus opening part, is equipped with the oilhole on the lateral wall of urceolus open end. The compensation device is arranged inside the outer barrel, so that the external volume is reduced. In addition, the part of the piston, which is positioned in the outer barrel, is magnetic, the circuit board is installed at the non-opening end in the outer barrel, and the Hall effect switch is installed in the circuit board.
Description
Technical Field
The utility model belongs to the technical field of the ocean engineering, concretely relates to direct-drive type deep water motor seal structure, especially a be applied to oil pressure automatic compensation alarm device of deep propeller in full sea.
Background
Ocean exploration has progressed from shallow to deep ocean, and deep ocean exploration and deep ocean development are becoming new research and work foci. The deep-sea submersible is an important technical means and equipment for realizing deep-sea resource detection and deep-sea scientific investigation, and can realize smooth deep-sea scientific investigation in deep sea areas. With the occurrence of deep sea exploration tasks, full-sea deep propellers which are suitable for great-depth submergence, flexible in operation and strong in environment adaptability are widely developed.
At present, most of the large-depth propellers adopt an internal and external pressure balance mode of internal oil filling, and the problems of shell bearing under large depth and dynamic sealing under large pressure difference are solved. The common oil pressure compensation device adopts an external or flexible oil pipe mode, but has the following problems: the external oil pressure compensation device is large in size, so that the system is inconvenient to integrate and install; the external soft oil pipe is easy to be damaged by extrusion, and alarm can not be output in time after leakage occurs.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a be applied to oil pressure automatic compensation alarm device of full sea deep propeller, including urceolus and piston, urceolus one end opening, the piston is installed in the urceolus opening part, is equipped with the oilhole on the lateral wall of urceolus open end, and the piston is located the inside part of urceolus and has magnetism, and does not install the circuit board by the open end in the urceolus, installs hall effect switch in the circuit board.
Preferably, one end of the piston, which is positioned outside the outer cylinder, is connected with a spring, and the spring drives the piston to move in the outer cylinder.
Preferably, the center of the piston is hollow, a sealing cover is arranged at the hollow position, and the sealing cover is in sealing contact with the piston through a rubber ring.
Preferably, the part of the piston located inside the outer cylinder is provided with a magnetic ring or other magnetic substances.
Preferably, the piston and the outer cylinder are kept in sealing contact through a rubber ring.
Preferably, the outer cylinder is hermetically arranged at the tail part of the full-sea-depth propeller, and the outer cylinder is hermetically connected with the propeller through a rubber ring.
Preferably, insulating hydraulic oil is filled between the outer cylinder and the piston.
Preferably, the oil passing hole is hermetically connected with the external oil path.
Preferably, the circuit board is electrically connected with the upper computer, and the circuit board outputs an alarm signal to the upper computer.
The utility model provides a be applied to oil pressure automatic compensation alarm device of full sea deep propeller is equipped with urceolus and piston, urceolus one end opening, and the piston is installed in the urceolus opening part, is equipped with the oilhole on the lateral wall of urceolus open end not. The compensation device is arranged inside the outer barrel, so that the external volume is reduced. In addition, the part of the piston, which is positioned in the outer barrel, is magnetic, the circuit board is installed at the non-opening end in the outer barrel, and the Hall effect switch is installed in the circuit board.
Other features and advantages of the present application will become more apparent from the following detailed description of the embodiments of the present application, which is provided in connection with the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of an oil pressure automatic compensation alarm device applied to a full-sea deep propeller according to an embodiment of the present invention.
Detailed Description
As shown in fig. 1, the main body of the automatic oil pressure compensation alarm device applied to the full-sea-depth propeller provided by the present embodiment is an outer cylinder 2, the outer cylinder 2 is hermetically mounted at the tail of the propeller 1, and the outer cylinder 2 and the propeller 1 are hermetically connected by a rubber ring. One end of the outer cylinder 2 is opened and provided with a piston 3, the piston 3 is arranged at the opening of the outer cylinder 2, insulating hydraulic oil is filled between the outer cylinder 2 and the piston 3, and the piston 3 and the outer cylinder 2 are kept in sealing contact through a rubber ring in order to prevent the oil from leaking. In addition, the side wall of the non-opening end of the outer cylinder 2 is provided with an oil passing hole 5, and the oil passing hole 5 is externally connected with an oil way in a sealing way and used for outputting the insulating hydraulic oil.
In this embodiment, the portion of the piston 3 located inside the outer cylinder 2 is magnetic. Specifically, a magnetic ring 6 is arranged on the part of the piston 3 positioned in the outer cylinder 2. In other embodiments, the piston 3 may be attached with other magnetic substances. The inner open end of the outer barrel 2 is provided with a circuit board 4, a Hall effect switch is arranged in the circuit board 4, and the circuit board 4 is electrically connected with an upper computer. When the electromagnetic valve is actually used, when the insulating hydraulic oil in the outer cylinder 2 leaks, negative pressure is generated in the cavity of the outer cylinder 2, the piston 3 is attracted to move towards the circuit board by pressure, when the distance between the piston 3 and the circuit board 4 reaches an alarm value, the Hall effect switch senses the magnetic ring 6, the control circuit converts high level output into low level output and outputs the low level output to the upper computer, namely outputs an alarm signal to the upper computer.
Further, the center of the piston 3 is hollow, and the hollow position is provided with a sealing cover 7, and the sealing cover 7 is in sealing contact with the piston 3 through a rubber ring. Here, the sealing cover 7 is in contact with the piston 3 by a screw method, and in other embodiments, may be in contact with the piston 3 by a snap method or the like. In addition, in order to balance the moving speed of the piston 3, one end of the piston 3 outside the outer cylinder 2 is connected with a spring 8, and the spring 8 drives the piston 3 to move in the outer cylinder 2.
To sum up, the utility model discloses the oil pressure automatic compensation alarm device who is applied to deep propeller in full sea that preferred embodiment provided possesses the pressure compensation function, and inside the propeller can be installed in a flexible way to small light in weight, outside environment destruction is avoided to the protection oil circuit. The circuit board used by the oil leakage alarm device is arranged in the insulating hydraulic oil, so that the service life is long. Through experimental tests, the circuit board can resist high pressure of 127Mpa, and the performance can ensure that alarm information is reliably provided when abnormal oil leakage occurs in the range of 0-11000 m underwater of the propeller, so that the submersible can be judged in time and underwater safety of the submersible is ensured.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides an oil pressure automatic compensation alarm device for full sea depth propeller, includes urceolus and piston, urceolus one end opening, and the piston is installed in the urceolus opening part, is equipped with the oilhole on the lateral wall of the not open end of urceolus, and its characterized in that, the piston is located the inside part of urceolus and has magnetism, and does not install the circuit board by the open end in the urceolus, install hall effect switch in the circuit board.
2. The automatic oil pressure compensation alarm device according to claim 1, wherein one end of the piston located outside the outer cylinder is connected with a spring, and the spring drives the piston to move in the outer cylinder.
3. The automatic oil pressure compensation alarm device according to claim 1, wherein the center of the piston is hollow, and the hollow position is provided with a sealing cover which is in sealing contact with the piston through a rubber ring.
4. The automatic oil pressure compensating alarm device as claimed in claim 1, wherein the piston is provided with a magnetic ring at its portion located inside the outer cylinder.
5. The automatic oil pressure compensation alarm device according to claim 1, wherein the piston and the outer cylinder are kept in sealing contact by a rubber ring.
6. The automatic oil pressure compensation alarm device according to claim 1, wherein the outer cylinder is hermetically mounted at the tail of the full-sea-depth propeller, and the outer cylinder and the propeller are hermetically connected by a rubber ring.
7. The automatic oil pressure compensation alarm device according to claim 1, wherein an insulating hydraulic oil is filled between the outer cylinder and the piston.
8. The automatic oil pressure compensation alarm device according to claim 1, wherein the oil passing hole is hermetically externally connected with an oil path.
9. The automatic oil pressure compensation alarm device according to claim 1, wherein the circuit board is electrically connected to an upper computer, and the circuit board outputs an alarm signal to the upper computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021950990.2U CN214325344U (en) | 2020-09-09 | 2020-09-09 | Oil pressure automatic compensation alarm device applied to full-sea-depth propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021950990.2U CN214325344U (en) | 2020-09-09 | 2020-09-09 | Oil pressure automatic compensation alarm device applied to full-sea-depth propeller |
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| CN214325344U true CN214325344U (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021950990.2U Active CN214325344U (en) | 2020-09-09 | 2020-09-09 | Oil pressure automatic compensation alarm device applied to full-sea-depth propeller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859493A (en) * | 2021-11-12 | 2021-12-31 | 中国船舶科学研究中心 | High-power low-vibration motor direct-drive propulsion device for deep sea |
-
2020
- 2020-09-09 CN CN202021950990.2U patent/CN214325344U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859493A (en) * | 2021-11-12 | 2021-12-31 | 中国船舶科学研究中心 | High-power low-vibration motor direct-drive propulsion device for deep sea |
| CN113859493B (en) * | 2021-11-12 | 2022-08-12 | 中国船舶科学研究中心 | High-power low-vibration motor direct-drive propulsion device for deep sea |
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