CN206231597U - Can be used for the pressure compensator of underwater environment - Google Patents
Can be used for the pressure compensator of underwater environment Download PDFInfo
- Publication number
- CN206231597U CN206231597U CN201621368456.4U CN201621368456U CN206231597U CN 206231597 U CN206231597 U CN 206231597U CN 201621368456 U CN201621368456 U CN 201621368456U CN 206231597 U CN206231597 U CN 206231597U
- Authority
- CN
- China
- Prior art keywords
- piston
- sleeve
- leather bag
- sensor
- end cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model is related to underwater robot engineering equipment, it is specifically a kind of to can be used for the pressure compensator of underwater environment, the openend of leather bag is installed between sleeve and end cap, the bottom of leather bag is arranged on piston by leather bag gland, one end of linear displacement transducer is arranged on end cap, the other end sequentially passes through leather bag gland, piston, sensor sleeve is enclosed within linear displacement transducer by the other end of linear displacement transducer, and is connected with piston, is reciprocatingly slided with piston relative linear displacement sensor;Spring housing is in sensor sleeve, one end is connected with piston, the other end is connected to the bottom of sleeve, inlet opening is provided with sleeve, the pipe joint of injecting compensating oil in oriented pressure compensator is installed, piston drives leather bag to be slided along the axial reciprocating of piston when extraneous seawater pressure changes and realizes pressure compensation on end cap.The utility model has the advantages that compact conformation, reliability high, high precision, can work deeply in sea entirely.
Description
Technical field
The utility model is related to underwater robot engineering equipment, and specifically a kind of pressure that can be used for underwater environment is mended
Repay device.
Background technology
Current robot field under water, compensation system has turned into one of essential unit of underwater robot, wherein
Pressure compensator is the core parts that compensation system realizes oil-filled inside configuration pressure and extraneous sea water pressure balance, existing
Pressure compensator has the types such as bladder, metallic film type and bellows-type, and robot field is significant under water.
Utility model content
The purpose of this utility model is that offer is a kind of can be used for the pressure compensator of underwater environment.The pressure compensation is filled
Put using the guiding leather bag motion of spring piston type structure, be capable of achieving accurate, the real-time monitoring of compensation oil volume, the pressure of this form
Force compensating apparatus structure is more compact, accuracy is higher.
The purpose of this utility model is achieved through the following technical solutions:
The utility model includes the sleeve being tightly connected, end cap and is respectively contained in the sleeve and end cap is surrounded in space
Leather bag, leather bag gland, piston, linear displacement transducer, sensor sleeve, spring, the openend of wherein leather bag are installed on described
Between sleeve and end cap, the bottom of the leather bag is arranged on the piston by the leather bag gland, the straight-line displacement sensing
One end of device is arranged on end cap, and the other end sequentially passes through the leather bag gland, piston, and the sensor sleeve is by straight-line displacement
The other end of sensor is enclosed within the linear displacement transducer, and is connected with the piston, is passed with the piston relative linear displacement
Sensor reciprocatingly slides;In sensor sleeve, one end is connected the spring housing with the piston, and the other end is connected to the sleeve
Bottom, inlet opening is provided with the sleeve, the oil of injecting compensating in the oriented pressure compensator is installed on the end cap
Pipe joint, the piston drives leather bag to be slided along the axial reciprocating of piston when extraneous seawater pressure changes and realizes that pressure is mended
Repay;
Wherein:The extension that center section is inwardly in the axial direction, formation is hollow of the sleeve bottom, the straight line position
The other end of displacement sensor and the other end of sensor sleeve are inserted in the extension, the spring housing in sensor sleeve and
On extension;The axial cross section of the piston is in " recessed " shape, and the piston collectively constitutes motion portion with leather bag gland, sensor sleeve
Part, and the space formed with the sleeve realizes the guiding of spring;
Isolation compensation oil and seawater are separately installed between the piston and leather bag and between piston and sensor sleeve
Sealing ring;
One end of the linear displacement transducer is fixed on the inside of end cap by sensor gland, straight-line displacement sensing
The slip ring of device is connected with the inwall of the sensor sleeve, is slided with the sensor sleeve;
Underwater electrical connector and air bleeding valve are separately installed with the end cap.
Advantage of the present utility model is with good effect:
1. compact conformation, reliability are high:Be built in linear displacement transducer inside compensation device by the utility model, it is to avoid
Extra mounting space is taken, and linear displacement transducer is placed in compensation oil, it is to avoid external environment causes sensor fault,
There is reliability higher in abyssal environment.
2. high precision:Spring, piston guide leather bag motion in the utility model, work is converted to by compensation oil volume change
Plug change in displacement, is capable of achieving real-time continuous detection and monitoring accuracy is high.
3. can the deep work in sea entirely:The utility model is built-in by linear displacement transducer, without being linear displacement transducer list
Cofferdam is solely designed, so the utility model can the deep work in sea entirely.
Brief description of the drawings
Fig. 1 is internal structure sectional view of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the internal structure sectional view after the utility model injecting compensating oil;
Fig. 4 is the A-A sectional views in Fig. 3;
Wherein:1 is leather bag, and 2 is sleeve, and 3 is end cap, and 4 is leather bag gland, and 5 is piston, and 6 is linear displacement transducer, 7
It is sensor gland, 8 is underwater electrical connector, and 9 is air bleeding valve, and 10 is pipe joint, and 11 is sensor sleeve, and 12 is spring, and 13 are
Extension, 14 is inlet opening, and 15 is slip ring.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in figures 1-4, the utility model includes leather bag 1, sleeve 2, end cap 3, leather bag gland 4, piston 5, straight-line displacement
Sensor 6, sensor gland 7, underwater electrical connector 8, air bleeding valve 9, pipe joint 10, sensor sleeve 11 and spring 12, wherein covering
Cylinder 2 is tightly connected with end cap 3, leather bag 1, leather bag gland 4, piston 5, linear displacement transducer 6, sensor sleeve 11 and spring 12
It is placed in the space that sleeve 2 is surrounded with end cap 3, the sealing flange of the openend of leather bag 1 is installed between sleeve 2 and end cap 3,
The bottom of the leather bag 1 is fixed on piston 5 by leather bag gland 4, and will compensate oil volume change by the guide effect of piston 5 turns
Change in displacement is changed to, and then realizes accurately measuring for compensation oil volume.One end of linear displacement transducer 6 passes through sensor gland
7 inside for being fixed on end cap 3, the other end sequentially passes through leather bag gland 4, piston 5.Sensor sleeve 11 is by linear displacement transducer
6 other end is enclosed within the linear displacement transducer 6, and be connected with piston 5, it is past with the relative linear displacement sensor 6 of piston 5
It is multiple to slide.The slip ring 15 of linear displacement transducer 6 is connected with the inwall of sensor sleeve 11, is slided with the sensor sleeve 11.
The extension 13 that center section is inwardly in the axial direction, formation is hollow of the bottom of sleeve 2, linear displacement transducer 6
The other end and the other end of sensor sleeve 11 insert in the extension 13.Spring 12 is enclosed within sensor sleeve 11 and extends
In portion 13, one end is connected with piston 5, and the other end is connected to the bottom of sleeve 2.It is provided with around the bottom of sleeve 2, extension 13
Inlet opening 14.The axial cross section of piston 5 is in " recessed " shape, and the piston 5 collectively constitutes motion with leather bag gland 4, sensor sleeve 11
Part, and the space formed with sleeve 2 can realize the guide function of spring 12.Between piston 5 and leather bag 1 and piston 5
The sealing ring of isolation compensation oil and seawater is separately installed between sensor sleeve 11.
Underwater electrical connector 8, air bleeding valve 9 and the pipe to injecting compensating oil in pressure compensator are separately installed with end cap 3
Joint 10, underwater electrical connector 8 is electrically connected with linear displacement transducer 6.
Operation principle of the present utility model is:
By pipe joint 10 to injecting compensating oil in compensation device, compensation oil overcome the pressure-driven piston 5 of spring 12 to
Move right, spring 12 is compressed under the guide effect of the elements such as piston 5, sleeve 2, compensation oil is stored in leather bag 1 and the shape of end cap 3
Into confined space in, the air emptying on oily top will be compensated by air bleeding valve 9, as shown in Figure 3.
The utility model is connected with other by pipe joint 10 by compensation mechanism.When underwater robot dive, this reality
Constantly raised with new extraneous seawater pressure, seawater is entered into sleeve 2 by inlet opening 14, pressure is acted on piston 5, mended
Repay oil volume to be compressed, piston 5 is moved to the left, compensation device internal pressure and extraneous sea water pressure balance are realized, such as Fig. 1 institutes
Show.Conversely, when underwater robot floats, extraneous seawater pressure reduction, compensation oil volume increase promotes piston 5 to move right,
Remain the internal and external pressure balance of compensation device.Linear displacement transducer 6 can in real time, continuously detect oil level, straight-line displacement is passed
Sensor signal is transmitted to monitoring system by underwater electrical connector 8.
The utility model can be used for the pressure compensator of underwater environment there is provided a kind of, and it has compact conformation, reliability
Property high, high precision, can entirely the deep work in sea many advantages, such as, for the marine settings such as underwater robot provide a kind of reliable pressure
Compensation device.
Claims (6)
- It is 1. a kind of to can be used for the pressure compensator of underwater environment, it is characterised in that:Including the sleeve (2), the end cap that are tightly connected (3) and it is respectively contained in leather bag (1), leather bag gland (4), piston (5), straight line that the sleeve (2) and end cap (3) are surrounded in space Displacement transducer (6), sensor sleeve (11), spring (12), the openend of wherein leather bag (1) be installed on the sleeve (2) with Between end cap (3), the bottom of the leather bag (1) by the leather bag gland (4) on the piston (5), the straight line position One end of displacement sensor (6) is arranged on end cap (3), and the other end sequentially passes through the leather bag gland (4), piston (5), the biography Sensor sleeve (11) is enclosed within the linear displacement transducer (6) by the other end of linear displacement transducer (6), and with the piston (5) it is connected, is reciprocatingly slided with piston (5) relative linear displacement sensor (6);The spring (12) is enclosed within sensor sleeve (11) on, one end is connected with the piston (5), and the other end is connected to the bottom of the sleeve (2), is provided with the sleeve (2) Inlet opening (14), installs the pipe joint (10) of injecting compensating oil in the oriented pressure compensator on the end cap (3), described Piston (5) drives leather bag (1) to be slided along the axial reciprocating of piston (5) when extraneous seawater pressure changes and realizes that pressure is mended Repay.
- It is 2. according to claim 1 to can be used for the pressure compensator of underwater environment, it is characterised in that:The sleeve (2) The center section of bottom is inwardly in the axial direction, form hollow extension (13), the linear displacement transducer (6) it is another The other end of end and sensor sleeve (11) is inserted in the extension (13), and the spring (12) is enclosed within sensor sleeve (11) And on extension (13).
- It is 3. according to claim 2 to can be used for the pressure compensator of underwater environment, it is characterised in that:The piston (5) Axial cross section be in " recessed " shape, the piston (5) and leather bag gland (4), sensor sleeve (11) collectively constitute moving component, and with The space that the sleeve (2) is formed realizes the guiding of spring (12).
- It is 4. according to claim 1 to can be used for the pressure compensator of underwater environment, it is characterised in that:The piston (5) The sealing of isolation compensation oil and seawater is separately installed between leather bag (1) and between piston (5) and sensor sleeve (11) Circle.
- It is 5. according to claim 1 to can be used for the pressure compensator of underwater environment, it is characterised in that:The straight-line displacement One end of sensor (6) is fixed on the inside of end cap (3), the slip ring of the linear displacement transducer (6) by sensor gland (7) (15) inwall with the sensor sleeve (11) is connected, and is slided with the sensor sleeve (11).
- It is 6. according to claim 1 to can be used for the pressure compensator of underwater environment, it is characterised in that:The end cap (3) On be separately installed with underwater electrical connector (8) and air bleeding valve (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621368456.4U CN206231597U (en) | 2016-12-13 | 2016-12-13 | Can be used for the pressure compensator of underwater environment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621368456.4U CN206231597U (en) | 2016-12-13 | 2016-12-13 | Can be used for the pressure compensator of underwater environment |
Publications (1)
Publication Number | Publication Date |
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CN206231597U true CN206231597U (en) | 2017-06-09 |
Family
ID=58992416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621368456.4U Withdrawn - After Issue CN206231597U (en) | 2016-12-13 | 2016-12-13 | Can be used for the pressure compensator of underwater environment |
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CN (1) | CN206231597U (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107339287A (en) * | 2017-07-27 | 2017-11-10 | 哈尔滨工业大学 | A kind of device and method for being used to measure Underwater Pressure compensator piston stroke |
CN108457292A (en) * | 2018-05-25 | 2018-08-28 | 新河县双兴桩工机械有限公司 | A kind of oil pressure balance device for diving apparatus |
CN108609146A (en) * | 2016-12-13 | 2018-10-02 | 中国科学院沈阳自动化研究所 | A kind of pressure compensator can be used for underwater environment |
CN108749997A (en) * | 2018-05-23 | 2018-11-06 | 中国船舶科学研究中心(中国船舶重工集团公司第七0二研究所) | The connected unit of elastic displacement compensation and the how resistance to laminate combined type pressure-resistance structure in deep-sea |
CN108974296A (en) * | 2018-07-26 | 2018-12-11 | 浙江大学 | A kind of pneumatic buoyancy regulating device applied to small portable underwater glider |
WO2021056951A1 (en) * | 2019-09-23 | 2021-04-01 | 中海油田服务股份有限公司 | Downhole oil level detection device |
-
2016
- 2016-12-13 CN CN201621368456.4U patent/CN206231597U/en not_active Withdrawn - After Issue
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108609146A (en) * | 2016-12-13 | 2018-10-02 | 中国科学院沈阳自动化研究所 | A kind of pressure compensator can be used for underwater environment |
CN107339287A (en) * | 2017-07-27 | 2017-11-10 | 哈尔滨工业大学 | A kind of device and method for being used to measure Underwater Pressure compensator piston stroke |
CN108749997A (en) * | 2018-05-23 | 2018-11-06 | 中国船舶科学研究中心(中国船舶重工集团公司第七0二研究所) | The connected unit of elastic displacement compensation and the how resistance to laminate combined type pressure-resistance structure in deep-sea |
CN108457292A (en) * | 2018-05-25 | 2018-08-28 | 新河县双兴桩工机械有限公司 | A kind of oil pressure balance device for diving apparatus |
CN108974296A (en) * | 2018-07-26 | 2018-12-11 | 浙江大学 | A kind of pneumatic buoyancy regulating device applied to small portable underwater glider |
CN108974296B (en) * | 2018-07-26 | 2020-01-07 | 浙江大学 | Pneumatic buoyancy adjusting device applied to small portable underwater glider |
WO2021056951A1 (en) * | 2019-09-23 | 2021-04-01 | 中海油田服务股份有限公司 | Downhole oil level detection device |
RU2761421C1 (en) * | 2019-09-23 | 2021-12-08 | Чайна Ойлфилд Сервисез Лимитед | Device for determining the oil level in a well |
US11788405B2 (en) | 2019-09-23 | 2023-10-17 | China Oilfield Services Limited | Downhole oil level detection device |
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AV01 | Patent right actively abandoned |
Granted publication date: 20170609 Effective date of abandoning: 20230609 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20170609 Effective date of abandoning: 20230609 |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |