CN207051470U - A kind of good caesium optical pumping ocean magnetic gradiometer of watertightness - Google Patents
A kind of good caesium optical pumping ocean magnetic gradiometer of watertightness Download PDFInfo
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- CN207051470U CN207051470U CN201720772603.2U CN201720772603U CN207051470U CN 207051470 U CN207051470 U CN 207051470U CN 201720772603 U CN201720772603 U CN 201720772603U CN 207051470 U CN207051470 U CN 207051470U
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- optical pumping
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Abstract
The utility model discloses a kind of good caesium optical pumping ocean magnetic gradiometer of watertightness, popped one's head in including signal integrated processor and caesium optical pumping, signal integrated processor and caesium optical pumping probe are fixed together by towed body fixed mount, caesium optical pumping probe includes electronic building brick and spectrum component, electronic building brick, spectrum component and signal integrated processor are wrapped up by watertight compartment, one end of watertight compartment is provided with closure, axial O-ring and radial direction O-ring are provided with closure, waterproof sealing oil has been coated with the end cap and screw thread of closure, multiple caesium optical pumpings are popped one's head in and are fixed by support, and improve existing probe sealing structure, so that not only break away from the influence of measuring environment in the caesium optical pumping ocean magnetic gradiometer that multiple probes form, and there is good watertightness.
Description
Technical field
Magnetic field detection instrument technical field is the utility model is related to, more particularly to a kind of good caesium optical pumping sea of watertightness
Foreign magnetic gradiometer.
Background technology
Caesium optical pumped magnetometer by Cs atom in the Zeemen effect of external magnetic field based on, using optical pumping spectrum and optical magnetic resonance technology
A kind of high-precision weak magnetic survey instrument realized, is widely used in ground and magnetic air field of detecting.Caesium optical pumping probe is whole
The core devices of individual caesium optical pumped magnetometer.Caesium optical pumped magnetometer is operated in self oscillating regime, and the oscillator signal of output is exactly caesium
Larmor frequency of the atom under external magnetic field, therefore it has faster response speed, the characteristic is particularly suitable for motion platform magnetic
The application of detection.
Existing caesium optical pumped magnetometer uses single probe, in Measuring Oceanic magnetic field process, due to the shadow of measuring environment
Sound is hit, it is necessary to consider to pop one's head in water moderate resistance wave, water resistant stream, and the ability such as wind resistance, single pop one's head in is easily received the shadow of measuring environment
Ring, after probe fixes and need to consider the water tightness problems of probe, sonde configuration and the reasonably combined of watertightness are only solution
The certainly key of above mentioned problem, therefore, the structure and watertightness of probe are key technologies urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of good caesium optical pumping ocean magnetic gradiometer of watertightness, by multiple caesium optical pumpings
Probe is fixed by support, and improves existing probe sealing structure so that in the caesium optical pumping sea of multiple probe compositions
Foreign magnetic gradiometer not only breaks away from the influence of measuring environment, and has good watertightness.
To achieve the above object, the utility model provides following technical scheme：
The utility model provides a kind of good caesium optical pumping ocean magnetic gradiometer of watertightness, including signal integrated processor
Popped one's head in caesium optical pumping, signal integrated processor and caesium the optical pumping probe is fixed together by towed body fixed mount, the caesium light
Pump probe includes electronic building brick and spectrum component, and the electronic building brick, spectrum component and signal integrated processor pass through watertight
Cabin is wrapped up, and closure is provided with one end of the watertight compartment, axial O-ring and radial direction O-ring are provided with the closure,
Waterproof sealing oil has been coated with the end cap and screw thread of the closure.
Preferably, the towed body fixed mount includes horizontal support, longitudinal carrier and link, the horizontal support and longitudinal direction
Support is fixed by the link, and the both ends of the horizontal support and longitudinal carrier are used to fix the caesium optical pumping probe, institute
The one end for stating link is used to fix the signal integrated processor, and the signal integrated processor passes through neutral buoyancy cable and institute
State the probe connection of caesium optical pumping；
Preferably, the caesium optical pumping probe is at least provided with 4；
Preferably, the closure includes the first closure, the second closure and the 3rd closure, first sealing
Lid, the structure of the second closure and the 3rd closure are identical, and it is close that one end of the spectrum component watertight compartment is provided with described first
Capping, described electronic building brick watertight compartment one end are provided with second closure, the front end installation of the signal integrated processor
There is the 3rd closure；
Preferably, the closure is screw connection structure, and the end cap inside circumference of the closure is provided with the axle
To O-ring, the radial direction O-ring is provided between the screw thread and end cap of the closure；
Preferably, the spectrum component is connected by connecting plate with the electronic building brick and is arranged to T-type structure, the light
The vertical connecting plate of module；
Preferably, the front-end and back-end of the signal integrated processor are provided with weather proof receptacle, and the weather proof receptacle is used
To connect neutral buoyancy cable；
Preferably, the length of the T-type structure is 1m~1.3m；
Preferably, wing plate is along the circumferential direction evenly arranged with the spectrum component watertight compartment of the caesium optical pumping probe, it is described
Wing plate is at least provided with three；
Preferably, when the wing plate is arranged to four, the non-adjacent wing plate is symmetrical arranged, symmetrical two wings
Plate is respectively horizontally disposed and is vertically arranged, and four wing plates for be separately provided or symmetrical two wing plate one into
Shape is set.
The utility model achieves following technique effect in terms of existing technologies：
1st, the utility model provides a kind of good caesium optical pumping ocean magnetic gradiometer of watertightness, improves single caesium optical pumping and visits
Header structure, multiple caesium optical pumpings probe is brought together by towed body fixed mount and makes caesium optical pumping ocean magnetic gradiometer, in caesium light
Annular wing plate is set at the spectrum component watertight compartment of pump, it is possible to increase is hit in water moderate resistance wave, water resistant stream, the ability such as wind resistance, caesium light
Pump ocean magnetic gradiometer symmetrical gradient-structure, and middle planker transverse direction 450mm up and down, length 3m, makes gradient former in water
Middle ship has good stationarity when dragging.
2nd, the closure that the utility model uses sets axial O-ring for screw connection structure in the inner side of closure,
Radial direction O-ring is set in threaded top, two O-rings can be greatly improved the intensity of water-stop, outside closure and at screw thread
Waterproof sealing oil is further coated with, hangs and waterproof sealing oil is applied when twisting, more traditional Seal Design watertightness will be got well, and traditional sealing is set
Meter water proofing property only has several hours, and present Seal Design can soak 1 day in water, and bear 200 meters of water pressure tests
When, do not intake within 1 hour.
3rd, in terms of the utility model entirety water buoyancy, it is contemplated that weight uses with appearance and size problem, caesium optical pumping watertight compartment
Aluminium-alloy pipe, signal transacting storehouse increase buoyancy using aluminium-alloy pipe, and middle link employs the small pp plates of density ratio water,
In view of the intensity and bending-resistant of pp plates, thickness 30mm pp plates, the configuration design of local loss of weight, due to electronics have chosen
Component is popped one's head in the influence of spectrum component to optical pumping, between the two away from need to be more than 1m, and because both can not directly use weather proof receptacle, because
This makes T word structures.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, without having to pay creative labor, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the overall schematic of the good caesium optical pumping ocean magnetic gradiometer of the utility model embodiment watertightness；
Fig. 2 is the utility model embodiment caesium optical pumping probe schematic diagram；
Fig. 3 is the utility model embodiment caesium optical pumping probe sealed compartment schematic diagram；
Fig. 4 is the utility model embodiment caesium optical pumping probe spectrum component closure schematic diagram；
Fig. 5 is the utility model embodiment caesium optical pumping probe electronics component closure schematic diagram；
Fig. 6 is the utility model embodiment signal integrated processor cabin closure schematic diagram；
Fig. 7 is the close front schematic view in the utility model embodiment signal integrated processor cabin；
Fig. 8 is the close schematic rear view in the utility model embodiment signal integrated processor cabin；
Wherein, 1- caesiums optical pumping probe, 2- signals integrated processor, 3- towed bodys fixed mount, 4- electronic building bricks watertight compartment, 5- light
Module watertight compartment, 6- electronic building bricks, 7- spectrums component, the closures of 8- second, the closures of 9- first, 10- axial directions O-ring, 11-
Radial direction O-ring, 12- weather proof receptacles, the closures of 13- the 3rd.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The purpose of this utility model is to provide a kind of good caesium optical pumping ocean magnetic gradiometer of watertightness.
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
Embodiment 1：
As shown in Fig. 1-3 and Fig. 7-8, the present embodiment caesium optical pumping ocean magnetic gradiometer good to a kind of watertightness of the present invention
Structure and operation principle make further description.
As shown in figure 1, embodiment improves a kind of good caesium optical pumping ocean magnetic gradiometer of watertightness, including signal collection
Into processor 2 and caesium optical pumping probe 1, signal integrated processor 2 and caesium optical pumping probe 1 are fixed together by towed body fixed mount 3,
Caesium optical pumping probe 1 includes electronic building brick 6 and spectrum component 7, and electronic building brick 6, spectrum component 7 and signal integrated processor 2 are logical
Watertight compartment parcel is crossed, closure is provided with one end of watertight compartment, waterproof sealing oil is coated with closure screw thread.
Specific towed body fixed mount 3 includes horizontal support, longitudinal carrier and link, and horizontal support and longitudinal carrier pass through
Link is fixed, and the both ends of horizontal support and longitudinal carrier are used to fix caesium optical pumping probe 1, and one end of link is used for fixed letter
Number integrated processor 2, the front-end and back-end of signal integrated processor 2 are provided with weather proof receptacle 12, and weather proof receptacle 12 is used for connecting
Connecting to neutral buoyancy cable, signal integrated processor 2 is connected by neutral buoyancy cable with caesium optical pumping probe 1；Caesium optical pumping probe 1 is at least
4 are set, the present embodiment caesium optical pumping probe 1 is extra with 2 symmetrical side of signal integrated processor on link there is provided 5
There is provided a caesium optical pumping probe 1.
Wing plate is along the circumferential direction evenly arranged with the spectrum component watertight compartment 5 of caesium optical pumping probe 1, wing plate is at least provided with three
Individual, the wing plate of the present embodiment is provided with four, and non-adjacent two wing plates are symmetrical arranged, and four wing plates set to be integrally formed two-by-two
Put, i.e., upper lower wing plate and left and right wing plate are orthogonal setting, that is, upper lower wing plate vertical direction is set, left and right plate level
Direction is set, and upper lower wing plate is integrated setting, and left and right wing plate is integrated setting, in other embodiment wing centre section of the present utility model
Plate can also three or four wing plates be separately provided, three wing plates are set, it is convenient to omit the lower wing plate being vertically arranged, so also can
The function of preventing that gradient former from turning on one's side enough is played, four wing plates are then to be separately provided up and down, and two non-adjacent wing plates
It is symmetrical arranged, the direction of setting is similarly horizontal direction and vertical direction, and purpose is turned on one's side also for preventing gradient former；The annular wing
Plate can improve to be hit in water moderate resistance wave, water resistant stream, the ability such as wind resistance, caesium optical pumping ocean magnetic gradiometer symmetrical gradient up and down
Structure, and middle planker transverse direction 450mm, length 3m, have good stationarity when dragging gradient former ship in water.
As shown in Figures 2 and 3, the present embodiment spectrum component 7 is connected by connecting plate with electronic building brick 6 and is arranged to T junction
Structure, the vertical center web of spectrum component 7, this is to more preferably measure changes of magnetic field, therefore spectrum component 7 needs right angle setting, this
Sample design is due to the influence of spectrum component 7 of being popped one's head in view of electronic building brick 6 to optical pumping, between the two away from need to be more than 1m, and because
Both can not directly use weather proof receptacle 12, therefore make T word structures, and the length of T word structures is 1m~1.3m.
As Figure 7-8, the rear and front end of signal integrated processor 2 is provided with weather proof receptacle 12, and the watertight of front end is inserted
First 12 are connected for neutral buoyancy cable with hull, and the weather proof receptacle 12 of rear end is used for neutral buoyancy cable and visited respectively with five caesium optical pumpings
First 1 connection.For in terms of the present embodiment magnetic gradiometer entirety water buoyancy, it is contemplated that weight is with appearance and size problem, caesium optical pumping water
Mi Cang uses aluminium-alloy pipe, and signal transacting storehouse increases buoyancy using aluminium-alloy pipe, and middle link employs density ratio water
Small pp plates, it is contemplated that the intensity and bending-resistant of pp plates, have chosen thickness 30mm pp plates, the configuration design of local loss of weight.
Embodiment 2：
As Figure 4-Figure 6, the present embodiment is caesium optical pumping ocean further good to watertightness on the basis of embodiment 1
The watertight construction and performance of magnetic gradiometer are described in detail.
Closure in the present embodiment includes the first closure 9, the second closure 8 and the 3rd closure 13, and first
Closure 9, the second closure 8 are identical with the structure of the 3rd closure 13, and the structure of specific closure is that closure is screw thread
Attachment structure, the end cap inside circumference of closure are provided with axial O types circle 10, are provided between the screw thread and end cap of closure
Radial direction O-ring 11, waterproof sealing oil is further coated with outside closure, hangs and waterproof sealing oil is applied when twisting, pass through the screw thread of closure
The extruding of installation compresses axial O types circle 10 and radial direction O-ring 11, and plus the sealing function of waterproof sealing oil, more traditional is close
Envelope design watertightness will get well, and traditional Seal Design water proofing property only has several hours, and the Seal Design of the present embodiment can be in water
Middle immersion 1 day, and when bearing 200 meters of water pressure tests, do not intake within 1 hour.It is underwater prolonged to be so fully able to adaptation
Detection task.
On the specific set location of closure, watertight compartment is provided with three, and each watertight compartment is provided with closure, its
One end of middle spectrum component watertight compartment 5 is provided with the first closure 9, and the one end of electronic building brick watertight compartment 4 is provided with the second closure
8, the front end of signal integrated processor 2 is provided with the 3rd closure 13, and such three sealed compartments are by the closure of the present embodiment
Good sealing is carried out.
Apply specific case in the utility model to be set forth principle of the present utility model and embodiment, the above
The explanation of embodiment is only intended to help and understands method and its core concept of the present utility model；Meanwhile for the one of this area
As technical staff, according to thought of the present utility model, there will be changes in specific embodiments and applications.To sum up
Described, this specification content should not be construed as to limitation of the present utility model.
Claims (10)
1. the good caesium optical pumping ocean magnetic gradiometer of a kind of watertightness, it is characterised in that including signal integrated processor and caesium light
Pump is popped one's head in, and signal integrated processor and caesium the optical pumping probe is fixed together by towed body fixed mount, the caesium optical pumping probe
Including electronic building brick and spectrum component, the electronic building brick, spectrum component and signal integrated processor are wrapped up by watertight compartment,
Closure is provided with one end of the watertight compartment, axial O-ring and radial direction O-ring are provided with the closure, it is described close
Waterproof sealing oil has been coated with the end cap and screw thread of capping.
2. the good caesium optical pumping ocean magnetic gradiometer of watertightness according to claim 1, it is characterised in that the towed body is consolidated
Determining frame includes horizontal support, longitudinal carrier and link, and the horizontal support and longitudinal carrier are fixed by the link, institute
The both ends for stating horizontal support and longitudinal carrier are used to fix the caesium optical pumping probe, and one end of the link is used for described in fixation
Signal integrated processor, the signal integrated processor are connected by neutral buoyancy cable and caesium optical pumping probe.
3. the good caesium optical pumping ocean magnetic gradiometer of watertightness according to claim 2, it is characterised in that the caesium optical pumping
Probe is at least provided with 4.
4. the good caesium optical pumping ocean magnetic gradiometer of watertightness according to claim 3, it is characterised in that the closure
Including the first closure, the second closure and the 3rd closure, first closure, the second closure and the 3rd closure
Structure is identical, and one end of the spectrum component watertight compartment is provided with first closure, described electronic building brick watertight compartment one end
Second closure is installed, the front end of the signal integrated processor is provided with the 3rd closure.
5. the good caesium optical pumping ocean magnetic gradiometer of watertightness according to claim 4, it is characterised in that the closure
For screw connection structure, the end cap inside circumference of the closure is provided with the axial O-ring, the screw thread of the closure with
The radial direction O-ring is provided between end cap.
6. the good caesium optical pumping ocean magnetic gradiometer of watertightness according to claim 5, it is characterised in that the spectrum group
Part is connected by connecting plate with the electronic building brick and is arranged to T-type structure, the vertical connecting plate of the spectrum component.
7. the good caesium optical pumping ocean magnetic gradiometer of watertightness according to claim 6, it is characterised in that the signal collection
Weather proof receptacle is provided with into the front-end and back-end of processor, the weather proof receptacle is used for connecting neutral buoyancy cable.
8. the good caesium optical pumping ocean magnetic gradiometer of watertightness according to claim 7, it is characterised in that the T junction
The length of structure is 1m~1.3m.
9. the good caesium optical pumping ocean magnetic gradiometer of watertightness according to claim 1, it is characterised in that the caesium optical pumping
Wing plate is along the circumferential direction evenly arranged with the spectrum component watertight compartment of probe, the wing plate is at least provided with three.
10. the good caesium optical pumping ocean magnetic gradiometer of watertightness according to claim 9, it is characterised in that the wing plate
When being arranged to four, the non-adjacent wing plate is symmetrical arranged, and symmetrical two wing plates are respectively horizontally disposed and vertical
Set, and four wing plates is are separately provided or symmetrical two integrally formed settings of wing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720772603.2U CN207051470U (en) | 2017-06-29 | 2017-06-29 | A kind of good caesium optical pumping ocean magnetic gradiometer of watertightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720772603.2U CN207051470U (en) | 2017-06-29 | 2017-06-29 | A kind of good caesium optical pumping ocean magnetic gradiometer of watertightness |
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| Publication Number | Publication Date |
|---|---|
| CN207051470U true CN207051470U (en) | 2018-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720772603.2U Active CN207051470U (en) | 2017-06-29 | 2017-06-29 | A kind of good caesium optical pumping ocean magnetic gradiometer of watertightness |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098909A (en) * | 2020-08-20 | 2020-12-18 | 西北工业大学 | ROV-based magnetic field measurement system and method |
| WO2024245853A1 (en) * | 2023-05-30 | 2024-12-05 | Fnv Ip B.V. | Towed apparatus with one or more wings for transverse gradiometer surveying |
-
2017
- 2017-06-29 CN CN201720772603.2U patent/CN207051470U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098909A (en) * | 2020-08-20 | 2020-12-18 | 西北工业大学 | ROV-based magnetic field measurement system and method |
| CN112098909B (en) * | 2020-08-20 | 2023-08-25 | 西北工业大学 | Magnetic field measurement system and method based on ROV |
| WO2024245853A1 (en) * | 2023-05-30 | 2024-12-05 | Fnv Ip B.V. | Towed apparatus with one or more wings for transverse gradiometer surveying |
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