CN202870280U - Underwater magnetic induction device - Google Patents
Underwater magnetic induction device Download PDFInfo
- Publication number
- CN202870280U CN202870280U CN 201220572852 CN201220572852U CN202870280U CN 202870280 U CN202870280 U CN 202870280U CN 201220572852 CN201220572852 CN 201220572852 CN 201220572852 U CN201220572852 U CN 201220572852U CN 202870280 U CN202870280 U CN 202870280U
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Abstract
The utility model belongs to the field of underwater instruments and equipment and particularly provides an underwater magnetic induction device used for inducting the effect of a permanent magnet and outputting signals, which comprises an induction base, a magnetic induction sensor and an underwater tandem box. The magnetic induction sensor composed of a reed switch and a sealing cap is loaded on the induction base. When a permanent magnet approaches the device, signals inducted by the magnetic induction sensor are converged and transmitted to the underwater tandem box through a signal tandem cable and then are outputted by a signal output cable. The induction base is provided with a sealing cap fixing hole, a cable sealing hole, a magnet through hole and a fixing hole for the device itself. A signal tandem cable passing through the induction base is sealed by a sealing member. The underwater tandem box consists of a cylinder, and end covers arranged at the two ends of the cylinder. The two end covers are respectively and fixedly provided with a weather-proof receptacle. The tandem of cables on the weather-proof receptacles is realized in a sealed cabin, wherein one weather-proof receptacle is connected with the signal output cable to realize the output of induction signals. The underwater magnetic induction device has the advantages of sensitive induction, reliable sealing effect, optional operating depths and the like.
Description
Technical field
The utility model belongs to the underwater instrument apparatus field, specifically magnetic-inductive device in a kind of water of responding under water permanent magnet effect and output signal.
Background technology
Along with the needs of human social development and the progress of science and technology, the scale of Underwater Engineering is increasing, and the under water investigation of resource, offshore oil detection, the lifesaving of speedily carrying out rescue work, the field such as civil engineering construction and ocean military affairs is a large amount of under water uses underwater instrument equipment dissimilar, difference in functionality.Therefore, the design of underwater instrument equipment and development are general and important work.
In the underwater instrument equipment, many times need to rely on the induced magnetism signal to come transmission of information or carry out system control, how can be under water reliable and sensitive induced magnetism signal, and magnetic signal is passed is the prerequisite of applying magnetic induction signal.
Have, the development of underwater instrument equipment is many times needing to carry out the tandem of cable again, is about to Stranded cable and compiles and connect together, and forms a cable.Carry out the underwater cable tandem in the past, normally Stranded cable was electrically connected, then twined sealing with high pressure insulating tape, or adopt the method for sulfuration to be sealed.This method is usually more effective for the docking of two strands of cables, and for the tandem of Stranded cable, then effect is not ideal, when especially water depth pressure is large, is easy to into water, causes the circuit short circuit.
The utility model content
The purpose of this utility model be to provide a kind of under water reliablely and stablely the induced magnetism signal, avoid causing magnetic-inductive device in the water of circuit short circuit because of the water inlet of tandem cable.
The purpose of this utility model is achieved through the following technical solutions:
The utility model comprises that induction pedestal, magnetic induction sensor reach tandem box under water, wherein respond to and be provided with vertically the magnet via hole on the pedestal, the periphery of this magnet via hole is evenly equipped with a plurality of sealing cap fixed orifices that arrange vertically and a plurality of self fixed orifice that arranges vertically successively, and each sealing cap fixed orifice all is communicated with the cable seal bore of radially offering;
Described magnetic induction sensor comprises sealing cap and tongue tube, each sealing cap fixed orifice sealing cap that all has been threaded, described tongue tube is installed in the sealing cap, the connecting line of tongue tube links to each other with an end of signal tandem cable, and the other end of signal tandem cable passes, passes through tandem box tandem under water by described cable seal bore; Seal by seal member between described signal tandem cable and the cable seal bore;
The described box of tandem under water comprises seal casinghousing, watertight plug and cable tandem plate, and wherein the both ends of the surface of seal casinghousing are sealed and installed with respectively a plurality of watertight plugs, and described cable tandem plate is installed in the seal casinghousing; The other end of each signal tandem cable respectively by the watertight plug insert, tandem is to cable tandem plate, drawn by one of them watertight plug by the output of the signal after the tandem of cable tandem plate cable.
Wherein: described self fixed orifice, magnet via hole and sealing cap fixed orifice are through hole, the magnet via hole is positioned at the centre of induction pedestal, a plurality of sealing cap fixed orifices are along the periphery that circumferentially is distributed in the magnet via hole, and a plurality of self fixed orifice are along the periphery that circumferentially is distributed in the sealing cap fixed orifice; Described self fixed orifice is unthreaded hole, and the two ends of magnet via hole are shoulder hole, and the two ends of sealing cap fixed orifice are equipped with internal thread, are threaded with sealing cap;
Described cable seal bore is communicated in the middle part of sealing cap fixed orifice, and the axis of the axis of cable seal bore and sealing cap fixed orifice is perpendicular; The outer end of described cable seal bore is provided with internal thread; Be provided with endoporus in the described sealing cap, an end of sealing cap is square column, and the other end is that openend and the outside surface of endoporus is provided with external thread, and described tongue tube is installed in the endoporus; Be welded with many connecting lines on the described tongue tube, each connecting line is connected to respectively an end of signal tandem cable;
Described seal member comprises eye bolt, O-ring seal and packing ring, wherein O-ring seal and packing ring are set in respectively on the signal tandem cable, and being positioned at the cable seal bore, the axial cross section of described eye bolt is "T"-shaped, the middle through wires hole that passes for described signal tandem cable that has vertically; The part that "T"-shaped diameter is larger is positioned at the outside of cable seal bore, and the part that "T"-shaped diameter is less is provided with external thread, is threaded with the cable seal bore; The other end of described signal tandem cable is passed by through wires hole;
On arbitrary end face of described seal casinghousing sacrificial anode is installed; Described seal casinghousing comprises that cylinder and sealing are installed in left end cap and the right end cap of cylinder both sides, and described left end cap is identical with the structure of right end cap, is equipped with a plurality of the first screws on each end cap, and the watertight plug has been threaded respectively in each first screw; The inner face edge of each end cap vertically to projecting inward, insert in the described cylinder, locate by seam between each end cap and the cylinder; Described cable tandem plate is installed on arbitrary end cap, and the end cap inner face of installing cables tandem plate is evenly equipped with a plurality of the 4th screws for affixed cable tandem plate in the circumferential direction of the circle; On the external peripheral surface of each end cap and described cylinder junction respectively cutout seal groove is arranged, be equipped with in the sealing groove as an O shape of filler circle, each end cap and cylinder pass through described the first seal with O ring; Be evenly equipped with a plurality of the second screws of radially offering on the external peripheral surface of each end cap and described cylinder junction, the two ends of cylinder are radially corresponding to have the through hole identical with the second screw quantity on each end cap, passes successively described through hole by fastening bolt between each end cap and the cylinder and the second screw is affixed; Be respectively equipped with the 3rd screw of being convenient to the end cap installation or removal on the outer face of described left end cap and right end cap; Described cable tandem plate is discoid, is fixed on the inner face of arbitrary end cap, is provided with a plurality of binding posts at cable tandem plate.
Advantage of the present utility model and good effect are:
1. respond to delicately magnetic signal under water.The utility model is fixed wtih several magnetic induction sensors in the above and below of induction pedestal, receives in all directions induced signal; And there is the magnet via hole at induction pedestal center, guarantees the close magnetic induction sensor of permanent magnet, guarantees reliable induced magnetism signal.
2. reliable sealing means.When the utility model signal tandem cable passes the induction pedestal, be fixed on by sealings such as O-ring seal, packing ring and eye bolts on the cable seal bore of induction pedestal; The sealings of the plug of the sealing of tandem box two end cap and cylinder, and watertight under water and end cap etc. are all installed O shape circle as filler, have guaranteed good sealing.
3. the alternative of operating depth, consider the size of bearing Underwater Pressure, select different materials to make sealing cap, by controlling the size of tandem box seal casinghousing self size under water, select as required the thickness of end cap and cylinder, satisfy the requirement of different water depth working environment; Simultaneously, sealing cap and under water the tandem box can further increase its voltage endurance capability under water by oil-filled.
4. the box of tandem under water of the present utility model reaches the purpose of adjusting the seal casinghousing space size by selecting the different radial and axial size of cylinder, and cylindrical space is relatively convenient fully to be used.
Description of drawings
Fig. 1 is structure principle chart of the present utility model;
Fig. 2 is the vertical view of the utility model inductive means;
Fig. 3 is the A-A cut-open view among Fig. 2;
Fig. 4 is the vertical view of induction pedestal among Fig. 1;
Fig. 5 is the B-B cut-open view among Fig. 4;
Fig. 6 is the structural representation of the utility model sealing cap;
Fig. 7 is the structural representation of the utility model sealing bolt;
Fig. 8 be the utility model under water the master of tandem box look cut-open view;
Fig. 9 is Fig. 8 left view;
Figure 10 is the partial enlarged drawing of left end cap and cylinder junction among Fig. 8;
Figure 11 is the structure cut-open view of left end cap among Fig. 8;
Figure 12 is the left view of left end cap among Fig. 8;
Wherein: 1 is the induction pedestal, and 101 is self fixed orifice, and 102 is the magnet via hole, and 103 is the sealing cap fixed orifice, and 104 is the cable seal bore;
2 is magnetic induction sensor, and 201 is sealing cap, and 202 is tongue tube, and 203 is upper tongue tube connecting line A, and 204 is upper tongue tube connecting line B, is 205 for lower tongue tube connecting line A, and 206 is lower tongue tube connecting line B, and 207 is endoporus;
3 is signal tandem cable, and 301 is O-ring seal, and 302 is packing ring, and 303 is eye bolt; 304 is through wires hole;
4 are tandem box under water, and 401 is the watertight plug, and 402 is sacrificial anode, 403 is left end cap, and 404 is O shape circle, and 405 is fastening bolt, 406 is cylinder, and 407 is cable tandem plate, and 408 is right end cap, 409 is the 2nd O shape circle, 410 is the first screw, and 411 is the second screw, and 412 is seal groove, 413 is the 3rd screw, and 414 is the 4th screw.
5 are signal output cable.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, the utility model comprises induction pedestal 1, magnetic induction sensor 2, signal tandem cable 3, under water tandem box 4 and signal output cable 5, magnetic signal imports tandem box 4 under water by signal tandem cable 3 after being responded to by magnetic induction sensor 2, is exported by signal output cable 5 after the tandem of remittance signal.
Shown in Fig. 2～7, loading a plurality of magnetic induction sensors 2 on the induction pedestal 1, magnetic induction sensor 2 comprises sealing cap 201 and tongue tube 202.Be provided with vertically a magnet via hole 102 on the induction pedestal 1, this magnet via hole 102 is positioned at the centre of induction pedestal 1, can allow permanent magnet pass induction pedestal 1; Self fixed orifice 101 that the sealing cap fixed orifice 103 that the periphery of magnet via hole 102 is evenly equipped with successively a plurality of (the present embodiment is four) arranges vertically and a plurality of (the present embodiment is four) arrange vertically, each sealing cap fixed orifice 103 all is communicated with the cable seal bore 104 of radially offering.Self fixed orifice 101, magnet via hole 102 and sealing cap fixed orifice 103 are through hole, four sealing cap fixed orifices 103 are along the periphery that circumferentially is distributed in magnet via hole 102, four self fixed orifices 101 are along the periphery that circumferentially is distributed in sealing cap fixed orifice 103, can make things convenient for fixing in the workplace of the utility model; Self fixed orifice 101 of the present embodiment is unthreaded hole, and the two ends of magnet via hole 102 are shoulder hole, and the two ends that the two ends of sealing cap fixed orifice 103 are equipped with internal thread and each sealing cap fixed orifice 103 sealing cap 201 that has been threaded respectively is threaded.Cable seal bore 104 is communicated in the middle part of sealing cap fixed orifice 103, and the axis of the axis of cable seal bore 104 and sealing cap fixed orifice 103 is perpendicular, and the outer end of cable seal bore 104 is provided with internal thread.
Be provided with endoporus 207 in the sealing cap 201, one end (top) of sealing cap 201 is square column, be convenient to the clamping of spanner, and the other end of sealing cap 201 (lower end) is provided with the external thread corresponding with internal thread on the sealing cap fixed orifice 103 for the openend of endoporus 207 and outside surface; The other end of sealing cap 201 is threaded with sealing cap fixed orifice 103, and endoporus 207 communicates with sealing cap fixed orifice 103 inside.The endoporus 207 of each sealing cap 201 is interior all to be sealed and installed with a tongue tube 202, all is welded with many connecting lines on each tongue tube 202, and each connecting line is connected to respectively an end of signal tandem cable 3.In the present embodiment, two tongue tubes 202 of sealing cap 201 inside that same sealing cap fixed orifice 103 two ends are threaded, the tongue tube that wherein is positioned at the top is welded with respectively tongue tube connecting line A203 and upper tongue tube connecting line B204, the tongue tube that is positioned at the below is welded with respectively lower tongue tube connecting line A205 and lower tongue tube connection B206, upper tongue tube connecting line A203, upper tongue tube connecting line B204, lower tongue tube connecting line A205 and lower tongue tube connect B206 and are connected on the end of signal tandem cable 3, the other end of signal tandem cable 3 is passed by cable seal bore 104, by tandem box 4 tandems under water, seal by seal member between signal tandem cable 3 and the cable seal bore 104.
Seal member comprises eye bolt 303, O-ring seal 301 and packing ring 302, wherein O-ring seal 301 and packing ring 302 are set in respectively on the signal tandem cable 3, and be positioned at cable seal bore 104, the outside surface of O-ring seal 301 and packing ring 302 all with the hole wall sealing butt of cable seal bore 104.The axial cross section of eye bolt 303 is "T"-shaped, the middle through wires hole 304 that passes for signal tandem cable 3 that has vertically; The part that "T"-shaped diameter is larger is positioned at the outside of cable seal bore 104, and the part that "T"-shaped diameter is less is provided with external thread, and internal thread convenient and on the cable seal bore 104 is threaded; The other end of signal tandem cable 3 is passed by through wires hole 304, and the diameter of through wires hole 304 is greater than the diameter of signal tandem cable 3.
Shown in Fig. 8～12, tandem box 4 comprises seal casinghousing and subsidiary facility under water, wherein seal casinghousing comprises that cylinder 406 and sealing are installed in left end cap 403 and the right end cap 408 of cylinder 406 both sides, and subsidiary facility comprises watertight plug 401, sacrificial anode 402 and cable tandem plate 407; Tandem box 4 forms whole seal casinghousing by left end cap 403, cylinder 406 and right end cap 408 under water, and left end cap 403 is identical with the structure of right end cap 408, is attaching watertight plug 401, sacrificial anode 402 and cable tandem plate 407 on the seal casinghousing.
Radially uniform a plurality of through holes (the present embodiment is four) respectively on the cylinder 406 two ends external cylindrical surfaces, the inner face edge of each end cap vertically to projecting inward, inserted in the cylinder 406 by the two ends of cylinder 406, all locate by seam between each end cap and the cylinder 406; External peripheral surface in each end cap and cylinder 406 junctions is evenly equipped with a plurality of the second screws 412 of radially offering, and the quantity of this second screw 412 is identical with the number of openings at cylinder 406 two ends, and namely the present embodiment the second screw 412 also is four; Fastening bolt 405 passes the through hole of cylinder 406, the second screw 412 on precession left end cap 403 or the right end cap 408, and like this, left end cap 403 or right end cap 408 all adopt respectively four fastening bolts 405 to be distributed on its circumference to be connected with cylinder 406.On the external peripheral surface of each end cap and cylinder 406 junctions respectively cutout seal groove 411 is arranged, be equipped with the O shape circle 404 as filler in the sealing groove 411, each end cap and cylinder 406 are sealed by described O shape circle 404, namely consisted of a columniform seal casinghousing.Outer face at left end cap 403 or right end cap 408 is equipped with sacrificial anode 402, and the sacrificial anode 402 of the present embodiment is to be fixed on the outer face of left end cap 403 by hex bolts.Be equipped with a plurality of the first screws 410 on each end cap, each the first screw 410 interior watertight plug 401 that have been threaded respectively seals by the 2nd O shape circle 409 as filler between watertight plug 401 and the first screw 410.One of them watertight plug 401 is the plug of signal output cable 5 on each end cap, and remaining watertight plug 401 is the plug of signal tandem cable 3.Cable tandem plate 407 is installed in seal casinghousing, and this cable tandem plate 407 can be installed on the inner face of arbitrary end cap, and the end cap inner face of installing cables tandem plate 407 is evenly equipped with a plurality of the 4th screws 414 for affixed cable tandem plate 407 in the circumferential direction of the circle; The cable tandem plate 407 of the present embodiment is discoid, is fixed in the 4th screw 414 on left end cap 403 inner faces by four bolts, is provided with a plurality of binding posts at cable tandem plate 407, to realize the tandem of cable; Penetrate multiply signal tandem cable 3 tandems in the cylinder 406 on cable tandem plate 407 by watertight plug 401 on the left and right end cap 403,408, drawn by a watertight plug 401 by the output of the signal after 407 tandems of cable tandem plate cable.On the outer face of left end cap 403 and right end cap 408, also be drilled with respectively two the 3rd screws 413, so that the installation or removal of left end cap 403 and right end cap 408.
Assembling process of the present utility model is:
1. with bonding agent (such as 502 glue of prior art) tongue tube 202 is fixed to the inboard of sealing cap 103, is welded to connect line on the tongue tube 202;
2. the up and down two ends of sealing cap fixed orifice 103 two sealing caps 103 with tongue tube 202 that are threaded respectively on induction pedestal 1, and upper tongue tube connecting line A203, upper tongue tube connecting line B204, lower tongue tube connecting line A205 and the lower tongue tube of two tongue tubes connect B206 and extract induction pedestal 1 by cable seal bore 104 up and down;
3. an end of signal tandem cable 3 is put on eye bolt 303, packing ring 302, O-ring seal 301 successively, then upper tongue tube connecting line A203, upper tongue tube connecting line B204, lower tongue tube connecting line A205 and lower tongue tube being connected B206 is welded on respectively on the end of signal tandem cable 3, two tongue tubes 202 have namely been connected, the other end welding underwater electrical connector 401 of signal tandem cable 3;
4. signal tandem cable 3 is sealingly secured in the cable seal bore 104 of responding on the pedestal 1 by eye bolt 303, packing ring 302 and O-ring seal 301, signal tandem cable 3 get final product with the cable tandem plates 407 that the other end of underwater electrical connector 401 inserts in the tandem box 4 under water, draws signal by tandem box 4 under water at last and exports cable 5.
When permanent magnet was close, the signal that magnetic induction sensor 2 is sensed imported tandem box 4 under water by signal tandem cable 3, was exported by signal output cable 5 after the tandem of remittance signal again.
Claims (10)
1. magnetic-inductive device in the water, it is characterized in that: comprise that induction pedestal (1), magnetic induction sensor (2) reach tandem box (4) under water, wherein respond to and be provided with vertically magnet via hole (102) on the pedestal (1), the periphery of this magnet via hole (102) is evenly equipped with a plurality of sealing cap fixed orifices (103) that arrange vertically and a plurality of self fixed orifice (101) that arranges vertically successively, and each sealing cap fixed orifice (103) all is communicated with the cable seal bore (104) of radially offering;
Described magnetic induction sensor (2) comprises sealing cap (201) and tongue tube (202), each sealing cap fixed orifice (103) sealing cap (201) that all has been threaded, described tongue tube (202) is installed in the sealing cap (201), the connecting line of tongue tube (202) links to each other with an end of signal tandem cable (3), and the other end of signal tandem cable (3) passes, passes through tandem box (4) tandem under water by described cable seal bore (104); Seal by seal member between described signal tandem cable (3) and the cable seal bore (104);
The described box of tandem under water (4) comprises seal casinghousing, watertight plug (401) and cable tandem plate (407), wherein the both ends of the surface of seal casinghousing are sealed and installed with respectively a plurality of watertight plugs (401), and described cable tandem plate (407) is installed in the seal casinghousing; The other end of each signal tandem cable (3) respectively by watertight plug (401) insert, tandem is to cable tandem plate (407), drawn by one of them watertight plug (401) by the output cable of the signal after cable tandem plate (407) tandem (5).
2. by magnetic-inductive device in the water claimed in claim 1, it is characterized in that: described self fixed orifice (101), magnet via hole (102) and sealing cap fixed orifice (103) are through hole, wherein magnet via hole (102) is positioned at the centre of induction pedestal (1), a plurality of sealing cap fixed orifices (103) are along the periphery that circumferentially is distributed in magnet via hole (102), and a plurality of self fixed orifice (101) are along the periphery that circumferentially is distributed in sealing cap fixed orifice (103); Described self fixed orifice (101) is unthreaded hole, and the two ends of magnet via hole (102) are shoulder hole, and the two ends of sealing cap fixed orifice (103) are equipped with internal thread, are threaded with sealing cap (301).
3. by magnetic-inductive device in claim 1 or the 2 described water, it is characterized in that: described cable seal bore (104) is communicated in the middle part of sealing cap fixed orifice (103), and the axis of the axis of cable seal bore (104) and sealing cap fixed orifice (103) is perpendicular; The outer end of described cable seal bore (104) is provided with internal thread.
4. by magnetic-inductive device in the water claimed in claim 1, it is characterized in that: be provided with endoporus (207) in the described sealing cap (201), one end of sealing cap (201) is square column, the other end is that openend and the outside surface of endoporus (207) is provided with external thread, and described tongue tube (202) is installed in the endoporus (207).
5. by magnetic-inductive device in claim 1 or the 4 described water, it is characterized in that: described tongue tube is welded with many connecting lines on (202), and each connecting line is connected to respectively an end of signal tandem cable (3).
6. by magnetic-inductive device in the water claimed in claim 1, it is characterized in that: described seal member comprises eye bolt (303), O-ring seal (301) and packing ring (302), wherein O-ring seal (301) and packing ring (302) are set in respectively on the signal tandem cable (3), and be positioned at cable seal bore (104), the axial cross section of described eye bolt (303) is "T"-shaped, and the centre has the through wires hole (304) that passes for described signal tandem cable (3) vertically; The part that "T"-shaped diameter is larger is positioned at the outside of cable seal bore (104), and the part that "T"-shaped diameter is less is provided with external thread, is threaded with cable seal bore (104); The other end of described signal tandem cable (3) is passed by through wires hole (304).
7. by magnetic-inductive device in the water claimed in claim 1, it is characterized in that: sacrificial anode (2) is installed on arbitrary end face of described seal casinghousing.
8. by magnetic-inductive device in the water claimed in claim 1, it is characterized in that: described seal casinghousing comprises that cylinder (406) and sealing are installed in left end cap (403) and the right end cap (408) of cylinder (406) both sides, described left end cap (403) is identical with the structure of right end cap (408), be equipped with a plurality of the first screws (410) on each end cap, watertight plug (401) has been threaded respectively in each first screw (410); The inner face edge of each end cap vertically to projecting inward, insert in the described cylinder (406), each end cap and cylinder are located by seam between (406); Described cable tandem plate (407) is installed on arbitrary end cap, and the end cap inner face of installing cables tandem plate (407) is evenly equipped with a plurality of the 4th screws (414) for affixed cable tandem plate (407) in the circumferential direction of the circle.
9. by magnetic-inductive device in the water claimed in claim 8, it is characterized in that: on the external peripheral surface of each end cap and described cylinder (406) junction respectively cutout seal groove (411) is arranged, be equipped with the O shape circle (404) as filler in the sealing groove (411), each end cap and cylinder (406) are by described O shape circle (404) sealing; Be evenly equipped with a plurality of the second screws (412) of radially offering on the external peripheral surface of each end cap and described cylinder (406) junction, the two ends of cylinder (406) radially correspondence have the through hole identical with the second screw (412) quantity on each end cap, pass successively described through hole by fastening bolt (405) between each end cap and the cylinder (406) and the second screw (412) is affixed; Be respectively equipped with the 3rd screw (413) of being convenient to the end cap installation or removal on the outer face of described left end cap (403) and right end cap (408).
10. by magnetic-inductive device in the water claimed in claim 8, it is characterized in that: described cable tandem plate (407) is fixed on the inner face of arbitrary end cap for discoid, is provided with a plurality of binding posts at cable tandem plate (407).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220572852 CN202870280U (en) | 2012-11-02 | 2012-11-02 | Underwater magnetic induction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220572852 CN202870280U (en) | 2012-11-02 | 2012-11-02 | Underwater magnetic induction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202870280U true CN202870280U (en) | 2013-04-10 |
Family
ID=48036989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220572852 Expired - Fee Related CN202870280U (en) | 2012-11-02 | 2012-11-02 | Underwater magnetic induction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202870280U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529489A (en) * | 2013-10-23 | 2014-01-22 | 广州市海林电子科技发展有限公司 | Underwater target monitoring system |
| CN103792499A (en) * | 2012-11-02 | 2014-05-14 | 中国科学院海洋研究所 | Underwater magnet sensor |
-
2012
- 2012-11-02 CN CN 201220572852 patent/CN202870280U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103792499A (en) * | 2012-11-02 | 2014-05-14 | 中国科学院海洋研究所 | Underwater magnet sensor |
| CN103792499B (en) * | 2012-11-02 | 2016-04-06 | 中国科学院海洋研究所 | One is magnetic strength device under water |
| CN103529489A (en) * | 2013-10-23 | 2014-01-22 | 广州市海林电子科技发展有限公司 | Underwater target monitoring system |
| CN103529489B (en) * | 2013-10-23 | 2014-10-15 | 广州市海林电子科技发展有限公司 | underwater target monitoring system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20131102 |