CN201615817U - Long-distance detection device for water leakage of deep sea pressurization cabin - Google Patents
Long-distance detection device for water leakage of deep sea pressurization cabin Download PDFInfo
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- CN201615817U CN201615817U CN201020160393XU CN201020160393U CN201615817U CN 201615817 U CN201615817 U CN 201615817U CN 201020160393X U CN201020160393X U CN 201020160393XU CN 201020160393 U CN201020160393 U CN 201020160393U CN 201615817 U CN201615817 U CN 201615817U
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- operational amplifier
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Abstract
The utility model discloses a long-distance detection device for water leakage of a deep sea pressurization cabin, comprising a detection circuit and a detection sheet; the detection circuit is connected with the detection sheet by a first guide wire, the detection circuit is connected with a metal head by a second guide wire, the detection sheet has two layers of water-leakage detection pieces and is composed of an inner layer metal sheet and an outer layer sponge, the metal sheet and the sponge are integrated into one structure, and the metal sheet is fixedly connected with one end of the first guide wire; the outer layer sponge is attached to the inner wall of the pressurization cabin; in the device, by detecting the on and off state of a grounding line of a long-distance axial cable and sea water, long-distance real-time detection for water leakage of the deep sea pressurization cabin is realized; in addition, the device can lead operation personnel on the ship to obtain the water-leakage condition of the deep sea pressurization cabin at the first time, and the operation personnel can switch off the power supply, protect the equipment in the pressurization cabin remotely and recover the pressurization cabin timely, so as to improve the reliability and safety of the deep sea detection equipment in the pressurization cabin.
Description
Technical field
The utility model belongs to the electric detective technology field, relates to a kind of being applicable under the deep-marine-environment, is convenient to that operating personnel specifically are the remote detection devices that the deep-sea pressure-resistant cabin leaks to the deep-sea pressure-resistant cabin device whether the water inlet state detects in real time on the ship.
Background technology
Deep-sea detecting and working equipment are main means and the approach of detecting deep-sea resourcess such as submarine hydrothermal solution sulfide, and the withstand voltage protection of deep-sea electronic system is mainly relied on the deep-sea pressure-resistant cabin.Because pressure-resistant cabin needs to tolerate higher external pressure under deep-marine-environment; and interior pressure only is 1 atmospheric pressure; therefore be subjected to external impacts or under the situation of seabed long-term work; the situation of water inlet often takes place; cause the interior electronic system of pressure-resistant cabin to damage/scrap, the situation of directly damaging working equipment or sensor that produces is more arranged.
The at present ripe deep-sea pressure-resistant cabin of the using detection technique method of leaking mainly is that hygristor or the pectination short-circuit bridges that relies on electronic system inside, deep-sea leaking of realization system self to detect and self-shield, the shortcoming of this mode is: the testing circuit that leaks of deep-sea electronic system itself is detecting under the situation of leaking, can only rely on telecommunication technique and know the generation of the incident of leaking by the operating personnel on the ship, yet on-the-spot other accidents that take place have fully this system communication is interrupted, produce the situation of short circuit, make promptly and accurately judgement so influence operating personnel on the ship; Though the self-protection circuit of deep-sea electronic system itself can in time cut off the electricity supply; but can't feedback information to the ship operating personnel; operating personnel are not known the yet not timely recovery gear of the information of leaking on the ship; leak for a long time and will cause whole electronic system to be scrapped fully; even seawater might enter connected other system by web members such as deep-sea cables, causes the loss that can't retrieve.
The utility model content
For solving deficiency of the prior art, the purpose of this utility model is to provide a kind of situation of leaking that can remote live detects the deep-sea pressure-resistant cabin, and the timely feedback information remote detection device that operating personnel's deep-sea pressure-resistant cabin leaks to the ship that leaks.
The technical solution adopted in the utility model is for achieving the above object:
The remote detection device that a kind of deep-sea pressure-resistant cabin leaks comprises, testing circuit and detection lug, and testing circuit is connected by the interior detection lug of pressure-resistant cabin in first lead and the seawater on the described ship; Described testing circuit is connected with ferrule in the seawater by second lead.
Described detection lug is the two-layer detection lug that leaks, and is made up of inner layer metal sheet and outer sponge, and described sheet metal and sponge connect as one structure, and this sheet metal and first lead, one end are affixed; Described outer sponge is attached on the inwall of pressure-resistant cabin.
The grounding ports of described testing circuit is connected with first lead; The signal port of this testing circuit is connected with second lead, and first lead adopts concentric cable to be connected with second lead.
Described testing circuit comprises, first and second operational amplifier, first and second triode, hummer, light emitting diode; The output terminal of described first operational amplifier and the base stage of first, second triode are joined, and the output terminal of the in-phase input end of this first operational amplifier and second operational amplifier joins, and its inverting input and grounding ports are joined; The output terminal of described second operational amplifier and the first operational amplifier in-phase input end join, and the in-phase input end and the signal port of this second operational amplifier join, and its inverting input and grounding ports are joined; The output terminal of second operational amplifier also joins with light emitting diode; The emitter of described first, second triode and hummer one end join, and the hummer other end and light emitting diode join.
Described testing circuit also comprises first～the 8th resistance, first, second electric capacity; 4 pins of described first operational amplifier join with+12V power supply, and its 11 pin joins with-12V power supply; The inverting input of described first operational amplifier joins by first electric capacity and grounding ports, and the inverting input of this first operational amplifier joins by the emitter of first resistance and first, second triode and an end pin of hummer; The in-phase input end of described first operational amplifier joins by the emitter of second resistance and first, second triode and a pin of hummer, and the in-phase input end of this first operational amplifier joins by the anode of the 3rd resistance and the 6th resistance and light emitting diode; The output terminal of described first operational amplifier and the base stage of first, second triode are joined; 4 pins of described second operational amplifier join with+12V power supply, and its 11 pin joins with-12V power supply; The in-phase input end and the signal port of described second operational amplifier join, the inverting input of this second operational amplifier joins by the 8th resistance and second electric capacity and earth terminal, and the output terminal of this second operational amplifier joins by the anode of the 6th resistance and light emitting diode; The output terminal of this second operational amplifier joins by the inverting input of the 7th resistance and this second operational amplifier, and the 7th resistance one end and the 6th resistance join, and the other end and the 8th resistance join; Described signal port joins by the emitter of the 4th resistance and first, second triode and a pin of hummer, and signal port joins with grounding ports by the 5th resistance R 5; The collector of described first triode joins with+12V power supply, and the collector of second triode joins with-12V power supply; Another pin of the negative electrode of described light emitting diode and hummer joins.
Description of drawings
Fig. 1 is an one-piece construction synoptic diagram of the present utility model;
Fig. 2 is the detection lug synoptic diagram that leaks in the pressure-resistant cabin of deep-sea of the present utility model;
Fig. 3 is the circuit diagram of the utility model testing circuit.
Embodiment
As shown in Figure 1, 2, 3, the remote detection device that a kind of deep-sea pressure-resistant cabin leaks comprises, testing circuit and detection lug, and described testing circuit 6 is connected with detection lug 2 by first lead 3; Described testing circuit 6 is connected with ferrule by second lead 5.Described detection lug 2 is the two-layer detection lug that leaks, and is made up of inner layer metal sheet 2-2 and outer sponge 2-1, and described inner layer metal sheet 2-2 and outer sponge 2-1 connect as one structure, and this inner layer metal sheet 2-2 and first lead, 3 one ends are affixed; Described outer sponge 2-1 is attached on the inwall of pressure-resistant cabin 1.The grounding ports of described testing circuit 6 is connected with first lead 3; The signal port J1 of this testing circuit 6 is connected with second lead 5, and first lead 3 and second lead 5 adopt concentric cable.
Described testing circuit 6 comprises, the first, two operational amplifier OP1, OP2, first and second triode Q1, Q2, hummer LS, luminotron LED; The base stage of the output terminal of the described first operational amplifier OP1 and first, second triode Q1, Q2 join (described first triode adopts NPN triode, second triode to adopt the PNP triode), the output terminal of its in-phase input end and the second operational amplifier OP2 joins, and its inverting input and grounding ports J2 join; The output terminal of the described second operational amplifier OP2 and the first operational amplifier OP1 in-phase input end join, and its in-phase input end and signal port J1 join, and its inverting input and grounding ports J2 join; The output terminal of the second operational amplifier OP2 also joins with LED; Emitter and the hummer LS of described first, second triode Q1, Q2 join, and LED and hummer LS join.
Described testing circuit 6 also comprises first～the 8th resistance R 1～R8, first, second capacitor C 1, C2; 4 pins of the described first operational amplifier OP1 join with+12V power supply, and its 11 pin joins with-12V power supply; The inverting input of the described first operational amplifier OP1 joins with grounding ports J2 by first capacitor C 1, and the inverting input of this first operational amplifier OP1 joins by first resistance R 1 and the emitter of first, second triode Q1, Q2 and the end pin of hummer LS; The in-phase input end of the described first operational amplifier OP1 joins by second resistance R 2 and the emitter of first, second triode Q1, Q2 and the pin of hummer LS, the anode of the in-phase input end of this first operational amplifier OP1 by the 3rd resistance R 3 and the 6th resistance R 6 and LED join (the 3rd resistance and the 6th resistance are connected in series); The base stage of the output terminal of the described first operational amplifier OP1 and first, second triode Q1, Q2 join (first, second triode is connected in parallel); 4 pins of the described second operational amplifier OP2 join with+12V power supply, and its 11 pin joins with-12V power supply; The in-phase input end of the described second operational amplifier OP2 and signal port J1 join, the inverting input of this second operational amplifier OP2 joins (the 8th resistance R 8 and second capacitor C 2 are connected in series) with earth terminal by the 8th resistance R 8 and second capacitor C 2, and the output terminal of this second operational amplifier OP2 joins by the anode of the 6th resistance R 6 with LED; The output terminal of this second operational amplifier OP2 joins by the inverting input of the 7th resistance R 7 with this second operational amplifier OP2, and the 7th resistance R 7 one ends and the 6th resistance R 6 are joined, and the other end and the 8th resistance R 8 are joined; Described signal port J1 joins by the 4th resistance R 4 and the emitter of first, second triode Q1, Q2 and the pin of hummer LS, and signal port J1 joins with grounding ports J2 by the 5th resistance R 5; The collector of the described first triode Q1 joins with+12V power supply, and the collector of the second triode Q2 joins with-12V power supply; The negative electrode of described LED and another pin of hummer LS join.
End on described signal port J1 and second lead, 5 seas joins, and is connected with ferrule 4 by second lead 5; End on described grounding ports J2 and first lead, 3 seas joins, and is connected by the 1 interior tubular sheet metal 2-2 of the pressure-resistant cabin in first lead 3 and the seawater.
The utility model detection lug 2 that leaks is placed in the deep-sea pressure-resistant cabin 1, and the ground wire by concentric cable links to each other with testing circuit 6.In testing circuit 6, the break-make between the grounding ports J2 by judging first lead 3 and the signal port J1 of second lead 5 detects the situation of leaking in the pressure-resistant cabin of deep-sea.The side board that the ferrule 4 of second lead 5 is installed in ship is deep in the seawater and contact with sea water, generally should make ferrule 4 immerse 5 meters on seas dark below, cause ferrule 4 and seawater to break away from the fluctuating that prevents ship.Sponge that water absorbing properties is originally feasible and bulkhead insulate that outer sponge 2-1 is stronger and pressure-resistant cabin and seawater are idiostatic.Inner layer metal sheet 2-2 is attached on the outer sponge 2-1, under the situation of not leaking inner layer metal sheet 2-2 and seawater the insulation, under the situation of leaking inner layer metal sheet 2-2 and seawater idiostatic be short circuit.The ground wire of myriametre coaxcial wire armored cable under the situation of not leaking and the impedance between the seawater bigger, ground wire under the situation of leaking (comprising first lead 3 and second lead 5) and seawater short circuit.When signal port J1 and grounding ports J2 short circuit, the second operational amplifier OP2 produces a high level, and and then the amplification by the first operational amplifier OP1, drive hummer LS and report to the police, driven for emitting lights pipe LED is luminous simultaneously.
The utility model is applicable to that the pressure-resistant cabin of multiple deep-sea detecting system uses, and need not to rely on complicated electronic communication, only needs pressure-resistant cabin is connected with control system (being testing circuit 6) on the ship, and is promptly applicable.Described first, second lead can also be plastic cable.This pick-up unit has improved the reliability and security of deep-sea detecting equipment.
Claims (5)
1. remote detection device that the deep-sea pressure-resistant cabin leaks is characterized in that:
Comprise, testing circuit and detection lug, testing circuit is connected by the interior detection lug of pressure-resistant cabin in first lead and the seawater on the described ship;
Described testing circuit is connected with ferrule in the seawater by second lead.
2. the remote detection device that leaks by the described deep-sea of claim 1 pressure-resistant cabin is characterized in that:
Described detection lug is the two-layer detection lug that leaks, and is made up of inner layer metal sheet and outer sponge, and described sheet metal and sponge connect as one structure, and this sheet metal and first lead, one end are affixed; Described outer sponge is attached on the inwall of pressure-resistant cabin.
3. the remote detection device that leaks by the described deep-sea of claim 1 pressure-resistant cabin is characterized in that:
The grounding ports of described testing circuit is connected with first lead; The signal port of this testing circuit is connected with second lead, and first lead adopts concentric cable to be connected with second lead.
4. the remote detection device that leaks by the described deep-sea of claim 1 pressure-resistant cabin is characterized in that:
Described testing circuit comprises, first and second operational amplifier, first and second triode, hummer, light emitting diode;
The output terminal of described first operational amplifier and the base stage of first, second triode are joined, and the output terminal of the in-phase input end of this first operational amplifier and second operational amplifier joins, and its inverting input and grounding ports are joined;
The output terminal of described second operational amplifier and the first operational amplifier in-phase input end join, and the in-phase input end and the signal port of this second operational amplifier join, and its inverting input and grounding ports are joined; The output terminal of second operational amplifier also joins with light emitting diode;
The emitter of described first, second triode and hummer one end join, and the hummer other end and light emitting diode join.
5. the remote detection device that leaks by the described deep-sea of claim 4 pressure-resistant cabin is characterized in that:
Described testing circuit also comprises first～the 8th resistance, first, second electric capacity;
4 pins of described first operational amplifier join with+12V power supply, and its 11 pin joins with-12V power supply; The inverting input of described first operational amplifier joins by first electric capacity and grounding ports, and the inverting input of this first operational amplifier joins by the emitter of first resistance and first, second triode and an end pin of hummer; The in-phase input end of described first operational amplifier joins by the emitter of second resistance and first, second triode and a pin of hummer, and the in-phase input end of this first operational amplifier joins by the anode of the 3rd resistance and the 6th resistance and light emitting diode; The output terminal of described first operational amplifier and the base stage of first, second triode are joined;
4 pins of described second operational amplifier join with+12V power supply, and its 11 pin joins with-12V power supply; The in-phase input end and the signal port of described second operational amplifier join, the inverting input of this second operational amplifier joins by the 8th resistance and second electric capacity and earth terminal, and the output terminal of this second operational amplifier joins by the anode of the 6th resistance and light emitting diode; The output terminal of this second operational amplifier joins by the inverting input of the 7th resistance and this second operational amplifier, and the 7th resistance one end and the 6th resistance join, and the other end and the 8th resistance join;
Described signal port joins by the emitter of the 4th resistance and first, second triode and a pin of hummer, and signal port joins with grounding ports by the 5th resistance R 5;
The collector of described first triode joins with+12V power supply, and the collector of second triode joins with-12V power supply;
Another pin of the negative electrode of described light emitting diode and hummer joins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020160393XU CN201615817U (en) | 2010-04-13 | 2010-04-13 | Long-distance detection device for water leakage of deep sea pressurization cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020160393XU CN201615817U (en) | 2010-04-13 | 2010-04-13 | Long-distance detection device for water leakage of deep sea pressurization cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201615817U true CN201615817U (en) | 2010-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020160393XU Expired - Lifetime CN201615817U (en) | 2010-04-13 | 2010-04-13 | Long-distance detection device for water leakage of deep sea pressurization cabin |
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| Country | Link |
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| CN (1) | CN201615817U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221440A (en) * | 2010-04-13 | 2011-10-19 | 中国科学院海洋研究所 | Remote detecting device for detecting water leakage of deep-sea pressure-resistant cabin |
| CN109556786A (en) * | 2018-11-23 | 2019-04-02 | 杭州电子科技大学 | A kind of manual pulling force and tension test and sensor calibration apparatus |
| CN113922686A (en) * | 2021-08-31 | 2022-01-11 | 北京精密机电控制设备研究所 | Oil immersion pressure-resistant control driver |
-
2010
- 2010-04-13 CN CN201020160393XU patent/CN201615817U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221440A (en) * | 2010-04-13 | 2011-10-19 | 中国科学院海洋研究所 | Remote detecting device for detecting water leakage of deep-sea pressure-resistant cabin |
| CN109556786A (en) * | 2018-11-23 | 2019-04-02 | 杭州电子科技大学 | A kind of manual pulling force and tension test and sensor calibration apparatus |
| CN113922686A (en) * | 2021-08-31 | 2022-01-11 | 北京精密机电控制设备研究所 | Oil immersion pressure-resistant control driver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101027 Effective date of abandoning: 20130327 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20101027 Effective date of abandoning: 20130327 |
|
| RGAV | Abandon patent right to avoid regrant |