CN212903336U

CN212903336U - A compare and survey device for deep sea subsurface buoy CTD

Info

Publication number: CN212903336U
Application number: CN202022102826.2U
Authority: CN
Inventors: 陈钊; 魏传杰; 刁新源; 陈磊; 孙毅; 赵张南
Original assignee: Institute of Oceanology of CAS
Current assignee: Institute of Oceanology of CAS
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-04-06
Anticipated expiration: 2030-09-23

Abstract

The utility model belongs to the field of marine science investigation, in particular to a ratio measurement device for a deep sea submerged buoy (CTD), which comprises a CTD connection fixing frame, a bearing bottom bracket, an upper fixed cross beam, a bottom fixed cross beam and bearing vertical rods, wherein the CTD connection fixing frame is connected with the bearing bottom bracket through a plurality of bearing vertical rods; the CTD is connected with the fixed frame and fixedly connected with the SBE9 type CTD, and the tested SBE37 type CTD is fixed on the bottom fixed beam. The utility model discloses with deep sea submerged buoy CTD and on-board SBE9 type CTD's sensor fix on the coplanar, make its warm and salty deep data of measuring same water mass, data compare time measuring, SBE9 type CTD with the precision is higher, data are more accurate is as the measurement standard, can obtain deep sea submerged buoy CTD's error value to revise its inside calibration coefficient, reach the problem that solves the deep sea submerged buoy long-term data degree of accuracy reduction of laying.

Description

A compare and survey device for deep sea subsurface buoy CTD

Technical Field

The utility model belongs to ocean science investigation field, specifically speaking are a than survey device for deep sea submerged buoy CTD.

Background

Under the drive of the national ocean strategy and the development planning of deep open sea, the ocean research of China in various ocean subjects starts to develop gradually and advances to the ocean. At present, China scientists lay a plurality of submerged buoy systems in deep Sea, and the CTD (thermohaline depth gauge) related equipment used by the submerged buoy comprises an SBE37 CTD produced by American Sea-Bird company, an SBE 56T produced by Canada RBR company and the like. Under normal conditions, after a set of submerged buoy system works underwater for one year, scientific research personnel can recover the submerged buoy, perform data reading, battery replacement, resetting and other operations on equipment such as CTD (computer to digital converter) and the like, and finally form the submerged buoy system again and place the equipment under water. In the interval of the retrieval and deployment, each submerged buoy station will perform the operation of the SBE9 type CTD, the most accurate CTD used in marine observation.

At present, the CTD cannot be completely brought back to land for calibration due to time and cost reasons, and a scientific investigation ship does not have calibration conditions. Therefore, the CTD equipment of the deep sea buoy is generally not calibrated, the accuracy of the instrument is questioned after long-term use, and the accuracy and credibility of scientific research are seriously affected.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problem that current deep sea hidden buoy CTD exists, the utility model aims to provide a than survey device for deep sea hidden buoy CTD.

The purpose of the utility model is realized through the following technical scheme:

the utility model comprises a CTD connecting and fixing frame, a bearing bottom bracket, an upper fixed cross beam, a bottom fixed cross beam and bearing vertical rods, wherein the CTD connecting and fixing frame is connected with the bearing bottom bracket through a plurality of bearing vertical rods; and the CTD connecting and fixing frame is fixedly connected with the SBE9 type CTD, and the tested SBE37 type CTD is fixed on the bottom fixing beam.

Wherein: the CTD connecting and fixing frame is parallel to the bearing bottom bracket, each bearing vertical rod is uniformly distributed along the circumferential direction, and each bearing vertical rod is respectively connected to the outer edges of the CTD connecting and fixing frame and the bearing bottom bracket.

Each bearing vertical rod is parallel to each other and is respectively and vertically connected with the CTD connecting and fixing frame and the bearing bottom bracket.

The CTD connects the mount and is circular, and the diameter equals with SBE9 type CTD's base, the CTD connects the mount through a plurality of U type shackles and SBE9 type CTD's base fixed connection.

The bearing bottom bracket is circular, and the size of the bearing bottom bracket is the same as that of the CTD connecting and fixing frame.

The upper fixed cross beams are parallel, the two upper fixed cross beams are symmetrical about the circle center of the CTD connecting fixing frame, and any one upper fixed cross beam is aligned with the base cross beam of the SBE9 type CTD.

The two bottom fixed cross beams are parallel to each other and are symmetrical with the circle center of the bearing bottom bracket.

The number of the upper fixed cross beams is the same as that of the bottom fixed cross beams, and the upper fixed cross beams and the bottom fixed cross beams are aligned one by one.

The SBE37 type CTD is fixed on the bottom fixed beam through a fixed clamp, and the SBE37 type CTD is vertically placed.

The temperature and salt depth probe of the SBE37 type CTD is on the same horizontal plane with the pressure sensor and the temperature and salt sensor of the SBE9 type CTD.

The utility model discloses an advantage does with positive effect:

1. the utility model discloses with deep sea submerged buoy CTD and on-board SBE9 type CTD's sensor fix on the coplanar, make its warm and salty deep data of measuring same water mass, data compare time measuring, SBE9 type CTD with the precision is higher, data are more accurate is as the measurement standard, can obtain deep sea submerged buoy CTD's error value to revise its inside calibration coefficient, reach the problem that solves the deep sea submerged buoy long-term data degree of accuracy reduction of laying.

2. The utility model discloses a deep sea subsurface buoy CTD adopts vertical fixed, accords with this type of CTD's measurement specification.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the structure of the present invention for installing SBE37 CTD and SBE9 CTD;

FIG. 3 is a top view of the structure of the present invention with SBE37 and SBE9 CTDs installed;

wherein: the device comprises a CTD connecting fixing frame 1, a bearing bottom bracket 2, an upper fixing cross beam 3, a bottom fixing cross beam 4, a bearing vertical rod 5, an SBE9 type CTD6, a pressure sensor 601, a thermohaline sensor 602, a base 603, an SBE type CTD base cross beam 604, an SBE37 type CTD7, a thermohaline deep probe 701, a U-shaped shackle 8 and a fixing clamp 9.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model discloses a CTD connects mount 1, bearing bottom bracket 2, go up fixed cross beam 3, end fixed cross beam 4 and bearing montant 5, wherein CTD connects and links to each other through many bearing montants 5 between mount 1 and the bearing bottom bracket 2, CTD connects mount 1 and bearing bottom bracket 2 parallel, each bearing montant 5 is along the circumferencial direction equipartition, each bearing montant 5 is connected respectively in CTD connects the outward flange of mount 1 and bearing bottom bracket 2, each bearing montant 5 is parallel to each other, and connect mount 1 and bearing bottom bracket 2 perpendicular connection with CTD respectively. The CTD is connected and is equipped with last fixed cross beam 3 on the mount 1, is equipped with end fixed cross beam 4 on the bearing bottom bracket 2, and the quantity of going up fixed cross beam 3 is the same with end fixed cross beam 4's quantity, and aligns one by one. The CTD connecting and fixing frame 1 is fixedly connected with an SBE9 type CTD6, and the SBE37 type CTD7 to be measured is fixed on the bottom fixing beam 4.

The CTD connection holder 1 of this embodiment is circular, and the diameter is equal to the base 603 of the SBE9 type CTD6, and the CTD connection holder 1 is fixedly connected with the base 603 of the SBE9 type CTD through a plurality of U-shaped shackles 9.

The bearing bottom bracket 2 of this embodiment is circular and has a diameter equal to the diameter of the CTD-connected fixture 1. The bearing bottom bracket 2 and the CTD connecting and fixing frame 1 of the embodiment are connected by six bearing vertical rods 5.

The upper fixing beams 3 of the present embodiment are two parallel beams, the two upper fixing beams 3 are symmetrical about the center of the CTD connecting fixing frame 1, and any one of the upper fixing beams 3 is aligned with the base beam 604 of the SBE9 type CTD 6.

The two bottom fixed cross beams 4 of the present embodiment are parallel to each other, the two bottom fixed cross beams 4 are symmetrical with the circle center of the bearing bottom bracket 2, and the two bottom fixed cross beams 4 are aligned with the two upper fixed cross beams 3.

The SBE37 type CTD7 of the present embodiment is fixed on the bottom fixing beam 4 by a fixing jig 9, and the SBE37 type CTD7 must be vertically placed according to the measurement requirements. The warm salt depth probe 701 of the SBE37 type CTD7 is at the same level as the pressure sensor 601 and the warm salt sensor 602 of the SBE9 type CTD 6. The SBE 37-type CTD7 can be replaced with other related CTD devices, with the pressure sensor 601 and the warm salt sensor 602 of the SBE 9-type CTD6 maintained at a level.

Claims

1. A compare survey device that is used for deep sea submerged buoy CTD which characterized in that: the device comprises a CTD connecting and fixing frame (1), a bearing bottom bracket (2), an upper fixed cross beam (3), a bottom fixed cross beam (4) and bearing vertical rods (5), wherein the CTD connecting and fixing frame (1) is connected with the bearing bottom bracket (2) through a plurality of bearing vertical rods (5), the upper fixed cross beam (3) is arranged on the CTD connecting and fixing frame (1), and the bottom fixed cross beam (4) is arranged on the bearing bottom bracket (2); the CTD connecting and fixing frame (1) is fixedly connected with an SBE9 type CTD (6), and the SBE37 type CTD (7) to be measured is fixed on the bottom fixing beam (4).

2. The ratiometric device for a deep-sea submersible buoy (CTD) according to claim 1, characterized in that: the CTD connecting and fixing frame (1) is parallel to the bearing bottom bracket (2), each bearing vertical rod (5) is uniformly distributed along the circumferential direction, and each bearing vertical rod (5) is respectively connected to the outer edges of the CTD connecting and fixing frame (1) and the bearing bottom bracket (2).

3. The ratiometric device for a deep-sea submersible buoy (CTD) according to claim 1, characterized in that: the bearing vertical rods (5) are parallel to each other and are respectively and vertically connected with the CTD connecting and fixing frame (1) and the bearing bottom bracket (2).

4. The ratiometric device for a deep-sea submersible buoy (CTD) according to claim 1, characterized in that: the CTD connects mount (1) and is circular, and the diameter equals base (603) of SBE9 type CTD (6), the CTD connects mount (1) and base (603) fixed connection through a plurality of U type break-out (8) and SBE9 type CTD (6).

5. The ratiometric device for a deep-sea submersible buoy (CTD) according to claim 1, characterized in that: the bearing bottom bracket (2) is circular, and the size of the bearing bottom bracket is the same as that of the CTD connecting and fixing frame (1).

6. The ratiometric device for a deep-sea submersible buoy (CTD) according to claim 1, characterized in that: the upper fixed cross beams (3) are parallel, the two upper fixed cross beams (3) are connected with the circle center of the fixing frame (1) through the CTD, and any one upper fixed cross beam (3) is aligned with the base cross beam (604) of the SBE9 type CTD (6).

7. The ratiometric device for a deep-sea submersible buoy (CTD) according to claim 1, characterized in that: the two bottom fixed cross beams (4) are parallel to each other, and the two bottom fixed cross beams (4) are symmetrical with the circle center of the bearing bottom bracket (2).

8. The ratiometric device for a deep-sea submersible buoy (CTD) according to claim 1, characterized in that: the number of the upper fixed cross beams (3) is the same as that of the bottom fixed cross beams (4), and the upper fixed cross beams and the bottom fixed cross beams are aligned one by one.

9. The ratiometric device for a deep-sea submersible buoy (CTD) according to claim 1, characterized in that: the SBE37 type CTD (7) is fixed on the bottom fixing beam (4) through a fixing clamp (9), and the SBE37 type CTD (7) is vertically placed.

10. The ratiometric device for a deep-sea submersible buoy (CTD) according to claim 1, characterized in that: the temperature and salt depth probe (701) of the SBE37 type CTD (7) is on the same horizontal plane with the pressure sensor (601) and the temperature and salt sensor (602) of the SBE9 type CTD (6).