CN205138631U - Measure platform vibrational acceleration's device - Google Patents
Measure platform vibrational acceleration's device Download PDFInfo
- Publication number
- CN205138631U CN205138631U CN201520927552.7U CN201520927552U CN205138631U CN 205138631 U CN205138631 U CN 205138631U CN 201520927552 U CN201520927552 U CN 201520927552U CN 205138631 U CN205138631 U CN 205138631U
- Authority
- CN
- China
- Prior art keywords
- terminal box
- explosion terminal
- rectangular
- explosion
- shaped anti
- 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.)
- Expired - Fee Related
Links
Landscapes
- Testing Or Calibration Of Command Recording Devices (AREA)
- Geophysics And Detection Of Objects (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a measure platform vibrational acceleration's device belongs to and measures platform vibrational acceleration technical field. Its technical scheme does: a measure platform vibrational acceleration's device, includes rectangle form anti -explosion terminal box and rather than top complex lid, wherein, sets up piezoelectric acceleration sensor respectively on two adjacent medial surfaces of rectangle form anti -explosion terminal box, is equipped with the lower margin that is triangular distribution outside rectangle form anti -explosion terminal box bottom plate, is equipped with magnet in the lower margin. The beneficial effects of the utility model are that: sealing performance is good, possesses explosion -proof, waterproof function, can also regard as control, illumination or power circuit cable branch connection usefulness, is applicable to inflammable and explosive nature gas environment, can the snap -on in by the measuring object surface, the simple installation, the strength magnets who sets up in rectangle form anti -explosion terminal box bottom surface has the antidetonation on the platform surface, the high effect of stability is convenient for to adjust the position on rectangle form anti -explosion terminal box and platform deck.
Description
Technical field
The utility model relates to Measuring Oceanic Platform Vibration acceleration technical field, particularly a kind of device of Measuring Oceanic Platform Vibration acceleration.
Background technology
Bohai Offshore belongs to the more serious region of ice condition in winter, therefore, is positioned at the effect that Bohai Offshore ocean platform will bear ice load in-service.Annual winter, distribution there is the spud leg that certain thickness ice raft clashes into ocean platform under the driving of ocean current or wind can cause vibration, i.e. Ice-excited vibration across the sea.Strong serious vibration affects offshore platform oil gas and normally produces and the ocean platform life-span.Research Ice-excited vibration problem can be found out platform and structurally there is following defect, such as platform structure stiffness is not enough, lacks vibration control strategy and can increase platform structure fatigue, affects structure serviceable life, also can cause pipeline breaking because of vibrations, method pulling plate loosens.
Arrange two piezoelectric acceleration sensors along X, Y-direction respectively on ocean platform at present, but because two piezoelectric acceleration sensors of orthogonal setting are not easy to fix, therefore need to carry out local directed complete set or reinforcement to platform structure on this basis, for alleviating the impact of Ice-excited vibration on ocean platform.
The problems referred to above are technical matterss that the utility model faces.
Utility model content
In order to solve the deficiency of above-mentioned prior art, the purpose of this utility model is: the device providing a kind of Measuring Oceanic Platform Vibration acceleration.
Invention thought of the present utility model is: in order to meet the requirement of offshore oil and gas safety in production, two piezoelectric acceleration sensors are vertically fixed on rectangular-shaped anti-explosion terminal box adjacent inboard face by waterproof bolt mutually, and connection cable is connected with external filter, capture card by the sensor cable hole turnover of rectangular-shaped anti-explosion terminal box; Sensor cable hole clay cap is fixed, and the top lid of rectangular-shaped anti-explosion terminal box seals; Rectangular-shaped anti-explosion terminal box is placed on below ocean platform Tween deck by spud leg, because rectangular-shaped anti-explosion terminal box bottom surface is provided with magnet, can guarantees that the arranged direction of rectangular-shaped anti-explosion terminal box should be parallel with platform deck direction by fine setting; The vibration displacement data of ocean platform is caused under sea ice clashes into, need to measure the vibration acceleration of platform, because ocean scene environmental baseline is more severe, survey sensor needs to have good long-term reliability, select the piezoelectric acceleration sensor of built-in IC, the acceleration responsive information of ocean platform is obtained by the piezoelectric acceleration sensor be placed in rectangular-shaped anti-explosion terminal box, and data message is device, data acquisition unit after filtering, finally by Computer Storage.
A kind of device of Measuring Oceanic Platform Vibration acceleration, the lid comprising rectangular-shaped anti-explosion terminal box and coordinate with its top, wherein, along on adjacent two medial surfaces of described rectangular-shaped anti-explosion terminal box, piezoelectric acceleration sensor is set respectively, outside described rectangular-shaped explosion-proof wiring box plate, be provided with the lower margin of distribution triangular in shape, in lower margin, be provided with magnet.
The distribution triangular in shape of described lower margin guarantees that the adsorption of rectangular-shaped anti-explosion terminal box bottom surface and ocean platform is firm, guarantees that rectangular-shaped anti-explosion terminal box and ocean platform are close to.
At each angle place of described rectangular-shaped anti-explosion terminal box inside, arrange fixed block respectively, described fixed block is cylindric or rectangular-shaped.
Axis along described fixed block arranges mounting hole, and described mounting hole is slotted hole.
Described lid arranges the inserted link matched with described mounting hole, and the length of described inserted link is slightly less than the length of described slotted hole.
The medial surface of described rectangular-shaped anti-explosion terminal box is provided with sensor cable hole, and clay sealing in described sensor cable hole is tight, and chimericly in described sensor cable hole has explosion-proof locking cap.
Described rectangular-shaped anti-explosion terminal box adopts glass steel material to process.
Described rectangular-shaped anti-explosion terminal box adopts and to be gluingly arranged in below ocean platform Tween deck by spud leg.
In order to make lid and rectangular-shaped anti-explosion terminal box seal tight, lid and rectangular-shaped anti-explosion terminal box surface of contact adopt adhesive sealing to fix.
During utility model works, rectangular-shaped anti-explosion terminal box to be placed on below ocean platform Tween deck by spud leg, to guarantee that the arranged direction of rectangular-shaped anti-explosion terminal box is parallel with platform deck direction; The vibration displacement data of ocean platform is caused under sea ice clashes into, the acceleration responsive information of ocean platform is obtained by the piezoelectric acceleration sensor be placed in rectangular-shaped anti-explosion terminal box, data message is device, data acquisition unit after filtering, finally by Computer Storage.
By test, the beneficial effects of the utility model are: good seal performance, possesses explosion-proof, water-proof function simultaneously, in addition can also as controlling, throwing light on or power line cable branch wiring use, be applicable to inflammable and explosive property gaseous environment, piezoelectric acceleration sensor can be directly fixed on measured subject surface, simple installation, be arranged on the magnet adsorption of rectangular-shaped anti-explosion terminal box bottom surface on ocean platform surface, there is antidetonation, the effect that stability is high, is convenient to the position adjusting rectangular-shaped anti-explosion terminal box and ocean platform deck; Rectangular-shaped anti-explosion terminal box adopts glass steel material to process, physical strength is high, and compressive property is good, and its effect is under being operated in explosion gas environment, even if there is in box circuit spark occur, or also permeated some deflagrability gases in box, occurred detonation among a small circle under spark effect, box can stand this kind of situation, can not be shaky because of box, break, flame is revealed to environment, cause the blast of overall situation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the structural representation of the utility model embodiment.
Fig. 3 is the upward view of Fig. 1 or Fig. 2.
Fig. 4 is the structural representation of lid in the utility model embodiment.
Wherein, Reference numeral is: 1, rectangular-shaped anti-explosion terminal box; 2, lid; 21, inserted link; 3, piezoelectric acceleration sensor; 4, lower margin; 41, magnet; 5, fixed block; 51, mounting hole; 6, sensor cable hole; 7, explosion-proof locking cap.
Embodiment
In order to the technical characterstic of this programme can be clearly demonstrated, below by embodiment, this programme is set forth.
Embodiment 1
See Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model is: a kind of device of Measuring Oceanic Platform Vibration acceleration, the lid 2 comprising rectangular-shaped anti-explosion terminal box 1 and coordinate with its top, wherein, arranges piezoelectric acceleration sensor 3 respectively along on adjacent two medial surfaces of rectangular-shaped anti-explosion terminal box 1, outside rectangular-shaped anti-explosion terminal box 1 base plate, be provided with the lower margin 4 of distribution triangular in shape, in lower margin 4, be provided with magnet 41.
At each angle place of rectangular-shaped anti-explosion terminal box 1 inside, arrange fixed block 5 respectively, fixed block 5 is rectangular-shaped.
Axis along fixed block 5 arranges mounting hole 51, and mounting hole 51 is slotted hole.
Lid 2 arranges the inserted link 21 matched with mounting hole 51, and the length of inserted link 21 is slightly less than the length of slotted hole.
The medial surface of rectangular-shaped anti-explosion terminal box 1 is provided with sensor cable hole 6, and chimeric in sensor cable hole 6 have explosion-proof locking cap 7.
During utility model works, rectangular-shaped anti-explosion terminal box 1 to be placed on below ocean platform Tween deck by spud leg, to guarantee that the arranged direction of rectangular-shaped anti-explosion terminal box 1 is parallel with platform deck direction; The vibration displacement data of ocean platform is caused under sea ice clashes into, the acceleration responsive information of ocean platform is obtained by the piezoelectric acceleration sensor 3 be placed in rectangular-shaped anti-explosion terminal box 1, data message is device, data acquisition unit after filtering, finally by Computer Storage.
The utility model can pass through without the technical characteristic described or adopt existing techniques in realizing, do not repeat them here, certainly, above-mentioned explanation is not to restriction of the present utility model, the utility model is also not limited in above-mentioned citing, the change that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to the utility model.
Claims (5)
1. the device of a Measuring Oceanic Platform Vibration acceleration, the lid (2) comprising rectangular-shaped anti-explosion terminal box (1) and coordinate with its top, it is characterized in that: along on adjacent two medial surfaces of described rectangular-shaped anti-explosion terminal box (1), piezoelectric acceleration sensor (3) is set respectively, outside described rectangular-shaped anti-explosion terminal box (1) base plate, be provided with the lower margin (4) of distribution triangular in shape, in lower margin (4), be provided with magnet (41).
2. the device of Measuring Oceanic Platform Vibration acceleration according to claim 1, is characterized in that: at each angle place that described rectangular-shaped anti-explosion terminal box (1) is inner, arrange fixed block (5) respectively, described fixed block (5) is for cylindric or rectangular-shaped.
3. the device of Measuring Oceanic Platform Vibration acceleration according to claim 2, it is characterized in that: the axis along described fixed block (5) arranges mounting hole (51), described mounting hole (51) is slotted hole.
4. the device of Measuring Oceanic Platform Vibration acceleration according to claim 3, it is characterized in that: above arrange the inserted link (21) matched with described mounting hole (51) at described lid (2), the length of described inserted link (21) is slightly less than the length of described slotted hole.
5. the device of Measuring Oceanic Platform Vibration acceleration according to claim 1, it is characterized in that: on the medial surface of described rectangular-shaped anti-explosion terminal box (1), be provided with sensor cable hole (6), chimeric in described sensor cable hole (6) have explosion-proof locking cap (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520927552.7U CN205138631U (en) | 2015-11-20 | 2015-11-20 | Measure platform vibrational acceleration's device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520927552.7U CN205138631U (en) | 2015-11-20 | 2015-11-20 | Measure platform vibrational acceleration's device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205138631U true CN205138631U (en) | 2016-04-06 |
Family
ID=55624415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520927552.7U Expired - Fee Related CN205138631U (en) | 2015-11-20 | 2015-11-20 | Measure platform vibrational acceleration's device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205138631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577516A (en) * | 2020-05-15 | 2020-08-25 | 中国海洋石油集团有限公司 | Sea water pipe vibration monitoring system of ocean temperature difference energy power generation platform |
-
2015
- 2015-11-20 CN CN201520927552.7U patent/CN205138631U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577516A (en) * | 2020-05-15 | 2020-08-25 | 中国海洋石油集团有限公司 | Sea water pipe vibration monitoring system of ocean temperature difference energy power generation platform |
| CN111577516B (en) * | 2020-05-15 | 2022-05-06 | 中国海洋石油集团有限公司 | Sea water pipe vibration monitoring system of ocean temperature difference energy power generation platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205293033U (en) | Small -size underwater robot | |
| CN201575847U (en) | Oil mass sensor | |
| CN205138631U (en) | Measure platform vibrational acceleration's device | |
| CN203826915U (en) | Device for protecting cable splice | |
| CN1940578A (en) | Non-contact inspection and its special device at marine-bottom pipeline cathode protecting state | |
| CN103134952B (en) | Sealed accelerometer | |
| CN203932131U (en) | A kind of Waterproof battery bag | |
| CN105547592A (en) | Power lithium battery water immersion test device | |
| CN202049177U (en) | Piezoelectric acceleration transducer with magnetic pedestal | |
| CN202735330U (en) | Methane sensor with vibration-proof device | |
| CN1885018A (en) | Combustible gas detector | |
| CN205027349U (en) | Monitoring device is measured at wireless inclination of offshore platform | |
| CN105757464A (en) | Explosion-proof type intelligent fault detection system and detection method implemented by same | |
| CN105246283A (en) | Marine engine control cabinet and technique thereof | |
| CN103615314B (en) | Adopt the anti-spike recycling system of fishery vessel storage control prison of gas fuel | |
| CN206125961U (en) | Inner floating roof light -end products jar optical -fiber laser oxygen concentration on -line monitoring early warning system | |
| CN205480216U (en) | Oil pipeline alarm device | |
| CN203641895U (en) | Underwater sound leak-checking location device for underwater pipeline | |
| CN204116272U (en) | To the electrochemical apparatus that the underdeposit corrosion of elementary sulfur is tested | |
| CN202659266U (en) | Controller for working face support | |
| CN201297953Y (en) | Mineral intrinsic safe liquid level sensor | |
| CN205768595U (en) | A kind of dynamic lithium battery bag and housing thereof | |
| CN210948566U (en) | Oil-proof cooling Christmas tree | |
| CN103624394A (en) | Device and method for manufacturing titanium-steel-titanium three-layer composite board | |
| CN213278173U (en) | Early thermal runaway sensing device of lithium battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20181120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |