CN111109159B

CN111109159B - Carrying type deep sea macrobiotic pressure maintaining and sampling device

Info

Publication number: CN111109159B
Application number: CN201911388957.7A
Authority: CN
Inventors: 张海龙
Original assignee: Institute of Deep Sea Science and Engineering of CAS
Current assignee: Institute of Deep Sea Science and Engineering of CAS
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-10-15
Anticipated expiration: 2039-12-30
Also published as: CN111109159A

Abstract

The invention discloses a carrying type deep sea macro organism pressure maintaining and sampling device, which comprises a sampling device, wherein one end of the sampling device is communicated with a plug connector, the other end of the plug connector is provided with a cylinder body which is abutted against the plug connector, one end of the cylinder body is closed, the other end of the cylinder body is provided with a first through hole, a first hose which is fixedly connected with the cylinder body is arranged in the first through hole, the device also comprises a plurality of first gears, the first hose is fixedly connected with the first gears, the inner wall of the cylinder body is provided with a plurality of first motors, the output ends of the first motors are provided with second gears, the inner wall of the cylinder body is also provided with a telescopic rod which is fixedly connected with the cylinder body, the telescopic end of the telescopic rod is provided with a second motor, the output end of the second motor is provided with a fixed rod, the fixed rod is in threaded connection with the first hose, the surface of the fixed rod is provided with a first water bag, the first hose is arranged on the first water bag, the second hose is provided with a pump, the other end of the second hose is provided with a second water bag, the device can completely transfer the captured macroorganisms.

Description

Carrying type deep sea macrobiotic pressure maintaining and sampling device

Technical Field

The invention belongs to biological sampling equipment, and particularly relates to a carrying type deep-sea macrobiotic pressure maintaining and sampling device.

Background

China's oceanic scientific research has advanced into the ten thousand meter era, and various deep sea instruments and equipment independently developed in China enter ten thousand meter deep sea for operation. In the deep sea scientific research process, the collection of biological samples in the deep sea is an important content of modern oceanographic research. With the continuous deepening of various marine science researches and marine resource development and utilization, how to quickly, conveniently and effectively investigate and sample marine organisms to obtain a first-hand marine organism scientific research sample and comprehensively know the biological resource condition of a specific sea area becomes an important subject. The method aims at the problem of the survival rate of the captured organisms, the problem of pressure maintaining is difficult to overcome when the existing sampling technology captures slightly large organisms, and the organisms are dead in the process of fishing the deep organisms from the seabed. The research and development of efficient and nondestructive macrobiology pressure maintaining and sampling equipment have important significance. At present, no deep sea living macro-organism sampling device is available in domestic deep sea scientific research, and the main reasons for analyzing the deep sea living macro-organism sampling device are as follows: the deep sea is an extreme environment with low temperature (about 3 ℃) and high pressure, the trapping and sampling of the living macroorganisms require the sampling device to have low temperature and pressure maintaining functions, the trapping and pressure maintaining device of the living macroorganisms in the deep sea breaks through the automatic pressure maintaining and sealing technology, the sample pressure maintaining and transferring processing technology and other key deep sea technologies, and meanwhile, the low temperature environment is kept in the whole process of capturing the living macroorganisms in the deep sea. For example, the method for obtaining the live lion fish and hooked shrimp samples for analytical research is beneficial to understanding the deep-sea fish evolution and the extreme environment adaptability mechanism, and aims at the scientific requirement of deep-sea macrobiology low-temperature pressure-maintaining sampling.

And because the collection of the marine growth sample is difficult, the damage or death of the marine growth can not occur in the transferring process, and in order to transfer the marine growth, a hose is needed to avoid the damage or death of the marine growth.

Disclosure of Invention

The invention aims to solve the problem that the carried type deep sea macrobiology pressure maintaining and sampling device can completely transfer the captured macrobiology and simultaneously avoid the death or injury of the macrobiology caused by the deformation of a storage device in the transferring process.

The invention relates to a carrying-type deep sea macro-organism pressure-maintaining sampling device, which comprises a sampling device, a plug connector communicated with one end of the sampling device, a cylinder body abutted against the other end of the plug connector, one end of the cylinder body is closed, the other end of the cylinder body is provided with a first through hole, a first hose fixedly connected with the cylinder body is arranged in the first through hole, the device also comprises a plurality of first gears, the surfaces of the first gears are provided with second through holes, the first hose penetrates through the second through holes, the first hose is fixedly connected with the first gears, the inner wall of the cylinder body is provided with a plurality of first motors, the output end of each first motor is provided with a second gear, the first gears are meshed with the second gears, the inner wall of the cylinder body is also provided with a telescopic rod fixedly connected with the first gears, and the telescopic end of the telescopic rod is provided with a second motor, the output of second motor is equipped with the dead lever, the dead lever with threaded connection between the first hose, the surface of dead lever is equipped with first water pocket, be equipped with the second hose on the first water pocket, be equipped with the pump on the second hose, the other end of second hose is equipped with the second water pocket, the volume of second water pocket is greater than the volume of first water pocket, the tip of first hose with connect through a plurality of first ropes between the inner wall of barrel, the last controller that is equipped with of sampling device, the controller respectively with pump, first motor and second motor signal connection, pump, first motor and second motor all are connected with external power supply electricity.

Further, the periphery of first through-hole is equipped with the sleeve, the sleeve with barrel fixed connection, telescopic surface is equipped with the ring channel, the joint has first magnet in the ring channel, be equipped with the second rope on the second water pocket, be equipped with the apron on the second rope, second magnet has been inlayed on the surface of apron, first magnet with second magnet actuation mutually, the sleeve with the outer wall of apron all is equipped with annular flange, be equipped with on the barrel outer wall and be used for the chucking a plurality of sealing mechanism of annular flange.

Further, sealing mechanism includes backup pad and first pneumatic cylinder, the backup pad is L shape, the backup pad with barrel fixed connection, first pneumatic cylinder is located in the backup pad, the flexible end of first pneumatic cylinder is equipped with the C-shaped piece, the surface of C-shaped piece is equipped with the recess, the recess is used for the chucking annular flange.

Further, sampling device includes frame and both ends open-ended pressurize section of thick bamboo, a pressurize section of thick bamboo is located on the frame, the inside of a pressurize section of thick bamboo is the sampling chamber, the outside cover of a pressurize section of thick bamboo has the shell of light, the surface of a pressurize section of thick bamboo is equipped with a plurality of interfaces, the interface passes the shell, the one end of a pressurize section of thick bamboo is equipped with the upper end cover, the upper end cover with lock through locking mechanism between the pressurize section of thick bamboo, the inside of the other end of a pressurize section of thick bamboo is equipped with turns over board sealing mechanism, the other end of a pressurize section of thick bamboo with the plug connector is linked together, be equipped with upper end cover on the upper end cover and control mechanism, locking mechanism and upper end cover are controlled the mechanism and all locate on the frame.

Further, locking mechanism includes first staple bolt, second staple bolt, a plurality of removal guiding axle, second pneumatic cylinder and third pneumatic cylinder, be equipped with a plurality of supports on the frame, second pneumatic cylinder and third pneumatic cylinder are all located on the support, the flexible end of second pneumatic cylinder with first staple bolt links to each other, the flexible end of third pneumatic cylinder with the second staple bolt links to each other, first staple bolt and second staple bolt be used for with it is sealed that pressurize section of thick bamboo and upper end cover carry out the auto-lock, the removal guiding axle is also located on the support, the removal guiding axle passes first staple bolt and second staple bolt.

Further, the upper end cover control mechanism comprises a fourth hydraulic cylinder, a guide cylinder, a rotating shaft and a bearing, the fourth hydraulic cylinder is arranged on the frame, the guide cylinder is arranged outside the rotating shaft and is clamped with the rotating shaft, the bottom of the rotating shaft is connected with the telescopic end of the fourth hydraulic cylinder through the bearing, a clamping plate detachably connected with the rotating shaft is arranged on the rotating shaft, and the clamping plate is connected with the upper end cover.

Further, turn over board sealing mechanism and include valve, pretension spring, fifth pneumatic cylinder, slider, spout, connecting rod and a plurality of sealing washer, the valve with pressurize a section of thick bamboo can dismantle the connection, be equipped with the lid on the valve, the lid with pass through between the valve the pretension spring links to each other, the fifth pneumatic cylinder is located on the inner wall of a section of thick bamboo is kept pressure, the inner wall of a section of thick bamboo is kept pressure and is equipped with the spout, be equipped with in the spout the slider, the slider with the flexible end fixed connection of fifth pneumatic cylinder, the connecting rod with the slider hinge joint, the connecting rod with the lid hinge joint, the sealing washer be used for with the valve with keep pressure a combination department of a section of thick bamboo and the valve with the combination department of plug connector seals.

Further, still include pressure compensation mechanism, pressure compensation mechanism includes that the stop valve is aerifyd to energy storage section of thick bamboo, piston, first stop valve, a plurality of preset spring, limit baffle and second, the piston is located in the energy storage section of thick bamboo, the piston with preset spring fixed connection, the other end of preset spring with the inner wall fixed connection of energy storage section of thick bamboo, first stop valve and the second of aerifing all with the energy storage section of thick bamboo is linked together, the second aerify the stop valve with the interface is linked together.

The invention has the beneficial effects that:

the carried deep sea macro organism pressure maintaining and sampling device captures and stores macro organisms under deep sea through the sampling device, then the sampling device is retracted to the ground, the sampling device is inserted into the sampling device through the plug connector, then the cylinder body is connected with the plug connector, then the transfer work of the macro organisms can be carried out, the output end of the second motor is controlled by the controller to rotate in the forward direction, so that the contact ratio between the fixed rod and the first hose is gradually increased, the telescopic rod is also extended along with the increase of the contact ratio between the fixed rod and the first hose, so that the second water sac enters the sampling device from the first hose, then the output end of the second motor rotates in the reverse direction, so that the contact ratio between the fixed rod and the first hose is gradually reduced, and then the telescopic rod is shortened along with the reduction of the contact ratio between the fixed rod and the first hose, after the second water bag is separated from the first hose, the pump is controlled by the controller, so that the water in the first water bag is pumped into the second water bag, the volume of the second water bag is increased until the volume of the second water bag is the same as the diameter of the sampling device, then the large organisms can be driven into the first hose from the sampling device along with the contraction of the telescopic rod, because the friction force is large when the first water bag and the second water bag are in direct contact with the first hose, and the fixed rod and the first hose generate relative rotation, the output end of the first motor is controlled by the controller to rotate, so that the large organisms are prevented from being wound and dead due to the torsion of the first hose, the second gear drives the first gear to rotate, so that the first hose can be driven by the first gear to keep the original shape in each section of interval, the first hose is not easy to twist, the damage or death probability of the halobios is reduced, and the halobios is completely transferred.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a perspective view of a partial structure of a portable deep-sea macrobiotic pressure-maintaining sampling device according to the present invention;

FIG. 2 is a schematic structural diagram of an upper end cover operation control mechanism of the carrying type deep sea macrobiology pressure maintaining and sampling device of the invention;

FIG. 3 is a schematic structural diagram of a pressure compensation mechanism of the carried deep-sea macrobiotic pressure-maintaining sampling device according to the present invention;

FIG. 4 is a schematic structural diagram of a flap sealing mechanism of the carried deep-sea macrobiology pressure-maintaining sampling device according to the present invention;

FIG. 5 is a schematic view of a partial structure of a portable deep-sea macrobiotic pressure-maintaining sampling device according to the present invention;

FIG. 6 is a schematic structural diagram of the interior of a first hose of a portable deep-sea macrobiotic pressure-maintaining sampling device according to the present invention;

FIG. 7 is a schematic structural diagram of a first gear of the carried deep-sea macrobiotic pressure-maintaining sampling device according to the present invention;

FIG. 8 is a bottom view of a cover plate of the carried deep-sea macrobiotic pressure-maintaining sampling device of the present invention;

FIG. 9 is a top view of a sleeve of the carried deep-sea macrobiosis pressure-maintaining sampling device of the present invention;

FIG. 10 is a schematic view of a first hydraulic cylinder and a C-shaped block of the portable deep-sea macrobiology pressure-maintaining sampling device according to the present invention;

fig. 11 is a partial structural schematic view of a carried deep-sea macrobiotic pressure-maintaining sampling device of the present invention.

In the figure, 1 is a connector, 2 is a cylinder, 3 is a first through hole, 4 is a first hose, 5 is a first gear, 6 is a second through hole, 7 is a first motor, 8 is a second gear, 9 is a telescopic rod, 10 is a second motor, 11 is a fixed rod, 12 is a first water bag, 13 is a second hose, 14 is a pump, 15 is a second water bag, 16 is a first rope, 17 is a controller, 18 is a sleeve, 19 is an annular groove, 20 is a first magnet, 21 is a second rope, 22 is a cover plate, 23 is a second magnet, 24 is an annular convex plate, 25 is a support plate, 26 is a first hydraulic cylinder, 27 is a C-shaped block, 28 is a groove, 29 is a frame, 30 is a pressure maintaining cylinder, 31 is a sampling cavity, 32 is a housing, 33 is a port, 34 is an upper end cover, 35 is a first hoop, 36 is a second hoop, 37 is a movement guiding shaft, 38 is a second hydraulic cylinder, 39 is a third hydraulic cylinder, and 40 is a support, 41 is a fourth hydraulic cylinder, 42 is a guide cylinder, 43 is a rotating shaft, 44 is a bearing, 45 is a second inflation stop valve, 46 is a clamping plate, 47 is a valve, 48 is a pre-tightening spring, 49 is a fifth hydraulic cylinder, 50 is a sliding block, 51 is a sliding chute, 52 is a connecting rod, 53 is a sealing ring, 54 is an energy storage cylinder, 55 is a piston, 56 is a first inflation stop valve, 57 is a pre-adjusting spring, 58 is a limit baffle, and 59 is a cover.

Detailed Description

In order to better understand the technical content of the invention, specific embodiments are provided below, and the invention is further described with reference to the accompanying drawings.

Referring to fig. 1 to 11, in the carried deep sea macro organism pressure maintaining and sampling device of the present invention, one end of the sampling device is connected with a plug connector 1, the other end of the plug connector 1 is provided with a cylinder 2 abutting against the plug connector, one end of the cylinder 2 is closed, the other end of the cylinder 2 is provided with a first through hole 3, a first hose 4 fixedly connected with the cylinder 2 is arranged in the first through hole 3, the device further comprises a plurality of first gears 5, the surface of the first gears 5 is provided with a second through hole 6, the first hose 4 passes through the second through hole 6, the first hose 4 is fixedly connected with the first gears 5, the inner wall of the cylinder 2 is provided with a plurality of first motors 7, the output end of the first motor 7 is provided with a second gear 8, the first gear 5 is engaged with the second gear 8, the inner wall of the cylinder 2 is further provided with a telescopic rod 9 fixedly connected with the cylinder, the telescopic end of the telescopic rod 9 is provided with a second motor 10, the output end of the second motor 10 is provided with a fixed rod 11, the fixed rod 11 is in threaded connection with the first hose 4, the surface of the fixed rod 11 is provided with a first water bag 12, the first water bag 12 is provided with a second hose 13, the second hose 13 is provided with a pump 14, the other end of the second hose 13 is provided with a second water bag 15, the volume of the second water bag 15 is larger than that of the first water bag 12, the end part of the first hose 4 is connected with the inner wall of the barrel 2 through a plurality of first ropes 16, the sampling device is provided with a controller 17, the controller 17 can be in signal connection with an external signal, the controller 17 is in signal connection with the pump 14, the first motor 7 and the second motor 10 respectively, and the pump 14, the first motor 7 and the second motor 10 are all electrically connected with an external power supply, the sampling device is used for capturing and storing the large organisms under the deep sea, then the sampling device is recovered to the ground, the plug connector 1 is inserted into the sampling device, then the cylinder body 2 is connected with the plug connector 1, then the large organisms can be transferred, the controller 17 is used for controlling the output end of the second motor 10 to rotate in the forward direction, so that the overlapping degree between the fixed rod 11 and the first hose 4 is gradually increased, the telescopic rod 9 is also extended along with the increase of the overlapping degree between the fixed rod 11 and the first hose 4, so that the second water bag 15 enters the sampling device from the first hose 4, and then the output end of the second motor 10 rotates in the reverse direction, so that the overlapping degree between the fixed rod 11 and the first hose 4 is gradually reduced, and then the telescopic rod 9 is shortened along with the reduction of the overlapping degree between the fixed rod 11 and the first hose 4, after the second water bag 15 is separated from the first hose 4, the controller 17 controls the pump 14 to drive the water in the first water bag 12 into the second water bag 15, so that the volume of the second water bag 15 is increased until the volume is the same as the diameter of the sampling device, then the large organisms can be driven into the first hose 4 from the sampling device along with the contraction of the telescopic rod 9, the output end of the first motor 7 is controlled to rotate by the controller 17 in order to avoid the large organisms from being wound and dead due to the torsion of the first hose 4 because the friction force when the first water bag 12 and the second water bag 15 are in direct contact with the first hose 4 is large and the fixed rod 11 and the first hose 4 are relatively rotated, the second gear 8 drives the first gear 5 to rotate, so that the first hose 4 can be kept in an original state under the driving of the first gear 5 in each section, the first hose 4 is not easy to twist, the probability of damage or death of the large organisms is reduced, and the complete transfer of the large organisms is realized.

Specifically, the periphery of the first through hole 3 is provided with a sleeve 18, the sleeve 18 is fixedly connected with the cylinder body 2, the surface of the sleeve 18 is provided with an annular groove 19, the annular groove 19 is internally clamped with a first magnet 20, the second water bag 15 is provided with a second rope 21, the second rope 21 is provided with a cover plate 22, the surface of the cover plate 22 is embedded with a second magnet 23, the first magnet 20 is attracted with the second magnet 23, the outer walls of the sleeve 18 and the cover plate 22 are both provided with an annular convex plate 24, the outer wall of the cylinder body 2 is provided with a plurality of sealing mechanisms for clamping the annular convex plate 24, when the first water bag 12 is retracted into the first hose 4, the second rope 21 on the first water bag 12 can drive the cover plate 22 to move towards the sleeve 18, when the second magnet 23 on the surface of the cover plate 22 is attracted with the first magnet 20 in the annular groove 19 of the sleeve 18, the cover plate 22 can cover the sleeve 18 tightly, the sleeve 18 and the annular convex plate 24 on the cover plate 22 are attached together, then the annular convex plate 24 can be sealed through the sealing mechanism, and then the sampling device can be separated from the cylinder body 2 to finish the transfer work of the large organisms.

Specifically, sealing mechanism includes backup pad 25 and first pneumatic cylinder 26, backup pad 25 is L shape, backup pad 25 with barrel 2 fixed connection, first pneumatic cylinder 26 is located on the backup pad 25, the flexible end of first pneumatic cylinder 26 is equipped with C-shaped piece 27, the surface of C-shaped piece 27 is equipped with recess 28, recess 28 is used for the chucking annular flange 24, through the cooperation between backup pad 25, C-shaped piece 27 and the first pneumatic cylinder 26, can with recess 28 on the C-shaped piece 27 with annular flange 24 inlays mutually together, thereby accomplishes the pressurize sealing work of barrel 2.

Specifically, sampling device includes frame 29 and both ends open-ended pressurize section of thick bamboo 30, pressurize section of thick bamboo 30 is located on the frame 29, the inside of pressurize section of thick bamboo 30 is sampling chamber 31, the outside cover of pressurize section of thick bamboo 30 has light shell 32, the surface of pressurize section of thick bamboo 30 is equipped with a plurality of interfaces 33, interface 33 passes shell 32, the one end of pressurize section of thick bamboo 30 is equipped with upper end cover 34, upper end cover 34 with keep pressing and locking through locking mechanism between the section of thick bamboo 30, the inside of the other end of pressurize section of thick bamboo 30 is equipped with turns over board sealing mechanism, the other end of pressurize section of thick bamboo 30 with plug connector 1 is linked together, be equipped with upper end cover 34 on upper end cover 34 and control the mechanism and all locate on the frame 29, through shell 32 can provide the certain buoyancy of pressurize section of thick bamboo 30, thereby reduce the pressurize section of thick bamboo 30 can also keep to the manned submersible ware load when keeping the low temperature in the pressurize section of thick bamboo 30 Environment and effectively isolating external heat from entering.

Specifically, the locking mechanism includes a first anchor ear 35, a second anchor ear 36, a plurality of movable guide shafts 37, a second hydraulic cylinder 38 and a third hydraulic cylinder 39, the frame 29 is provided with a plurality of support seats 40, the second hydraulic cylinder 38 and the third hydraulic cylinder 39 are both disposed on the support seats 40, the telescopic end of the second hydraulic cylinder 38 is connected to the first anchor ear 35, the telescopic end of the third hydraulic cylinder 39 is connected to the second anchor ear 36, the first anchor ear 35 and the second anchor ear 36 are used for self-locking and sealing the pressure-maintaining cylinder 30 and the upper end cap 34, the movable guide shaft 37 is also disposed on the support seat 40, the movable guide shaft 37 passes through the first anchor ear 35 and the second anchor ear 36, and when the upper end cap 34 covers the pressure-maintaining cylinder 30, the first anchor ear 35 and the second anchor ear 36 can move along the movable guide shafts 37, until the first anchor ear 35 and the second anchor ear 36 lock and seal the joint of the upper end cover 34 and the pressure maintaining cylinder 30, thereby completing the sealing and pressure maintaining work of the pressure maintaining cylinder 30.

Specifically, the upper end cap operating mechanism includes a fourth hydraulic cylinder 41, a guide cylinder 42, a rotating shaft 43 and a bearing 44, the fourth hydraulic cylinder 41 is provided on the frame 29, the guide cylinder 42 is provided outside the rotary shaft 43 and is clamped thereto, the bottom of the rotating shaft 43 is fixedly connected with the telescopic end of the fourth hydraulic cylinder 41 through the bearing 44, the rotating shaft 43 is provided with a clamping plate 46 detachably connected with the rotating shaft, the clamping plate 46 is connected with the upper end cover 34, the rotating shaft 43 can be rotated by a robot on the manned submersible vehicle, so that the rotating shaft 43 drives the clamping plate 46 to rotate when rotating, and further drives the upper end cover 34 to move to the upper part of the pressure-maintaining cylinder 30, then, the top end cover 34 can cover the top end of the pressure-maintaining cylinder 30 by retracting the telescopic end of the fourth hydraulic cylinder 41.

Specifically, the flap sealing mechanism includes a valve 47, a pre-tightening spring 48, a fifth hydraulic cylinder 49, a slider 50, a chute 51, a connecting rod 52 and a plurality of sealing rings 53, the valve 47 is detachably connected with the pressure maintaining cylinder 30, the valve 47 is provided with a cover 59, the cover 59 is connected with the valve 47 through the pre-tightening spring 48, the fifth hydraulic cylinder 49 is arranged on the inner wall of the pressure maintaining cylinder 30, the chute 51 is arranged on the inner wall of the pressure maintaining cylinder 30, the slider 50 is arranged in the chute 51, the slider 50 is fixedly connected with the telescopic end of the fifth hydraulic cylinder 49, the connecting rod 52 is hinged with the slider 50, the connecting rod 52 is hinged with the cover, the sealing rings 53 are used for sealing the joint of the valve 47 and the pressure maintaining cylinder 30 and the joint of the valve 47 and the plug connector 1, when the pressure maintaining cylinder 30 is in butt joint with the cylinder body 2, the sliding block 50 moves in the sliding groove 51 through the contraction action of the telescopic end of the fifth hydraulic cylinder 49 in the pressure maintaining cylinder 30, so that the sliding block 50 drives the connecting rod 52 to move upwards, and the other end of the connecting rod 52 drives the cover to turn over, so that the valve 47 is opened, and the transfer work of the halobios is facilitated.

Specifically, the pressure compensation device further comprises a pressure compensation mechanism, the pressure compensation mechanism comprises an energy storage cylinder 54, a piston 55, a first inflation stop valve 56, a plurality of preset springs 57, a limit baffle 58 and a second inflation stop valve 45, the piston 55 is arranged in the energy storage cylinder 54, the piston 55 is fixedly connected with the preset springs 57, the other end of the preset springs 57 is fixedly connected with the inner wall of the energy storage cylinder 54, the first inflation stop valve 56 and the second inflation stop valve 45 are both communicated with the energy storage cylinder 54, the second inflation stop valve 45 is communicated with the interface 33, high-pressure nitrogen is flushed into the energy storage cylinder 54 through the first inflation stop valve 56, after the biological sampling floating of the pressure storage cylinder 30 is completed, the high-pressure nitrogen in the energy storage cylinder 54 is subjected to pressure compensation in the pressure storage cylinder 30 through the second inflation stop valve 45, therefore, the pressure maintaining cylinder 30 achieves a reliable pressure maintaining effect, and the displacement of the piston 55 is limited by the preset spring 57 and the limit baffle plate 58, so that the compensation quantity calculation requirement can be met.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A carrying type deep sea macro organism pressure maintaining and sampling device is characterized by comprising a sampling device, a plug connector communicated with one end of the sampling device, a barrel body abutted against the other end of the plug connector, one end of the barrel body is sealed, the other end of the barrel body is provided with a first through hole, a first hose fixedly connected with the barrel body is arranged in the first through hole, the device also comprises a plurality of first gears, the surfaces of the first gears are provided with second through holes, the first hose penetrates through the second through holes, the first hose is fixedly connected with the first gears, the inner wall of the barrel body is provided with a plurality of first motors, the output end of each first motor is provided with a second gear, the first gears are meshed with the second gears, the inner wall of the barrel body is also provided with a telescopic rod fixedly connected with the first gears, and the telescopic end of the telescopic rod is provided with a second motor, the output of second motor is equipped with the dead lever, the dead lever with threaded connection between the first hose, the surface of dead lever is equipped with first water pocket, be equipped with the second hose on the first water pocket, be equipped with the pump on the second hose, the other end of second hose is equipped with the second water pocket, the volume of second water pocket is greater than the volume of first water pocket, the tip of first hose with connect through a plurality of first ropes between the inner wall of barrel, the last controller that is equipped with of sampling device, the controller respectively with pump, first motor and second motor signal connection, pump, first motor and second motor all are connected with external power supply electricity.

2. The carried deep-sea macro-organism pressure-maintaining and sampling device according to claim 1, wherein a sleeve is disposed at the periphery of the first through hole, the sleeve is fixedly connected with the barrel, an annular groove is disposed on the surface of the sleeve, a first magnet is clamped in the annular groove, a second rope is disposed on the second water bag, a cover plate is disposed on the second rope, a second magnet is embedded on the surface of the cover plate, the first magnet and the second magnet are attracted, annular convex plates are disposed on the outer walls of the sleeve and the cover plate, and a plurality of sealing mechanisms for clamping the annular convex plates are disposed on the outer wall of the barrel.

3. The carried deep sea macro-organism pressure maintaining and sampling device according to claim 2, wherein the sealing mechanism comprises a support plate and a first hydraulic cylinder, the support plate is L-shaped, the support plate is fixedly connected with the cylinder body, the first hydraulic cylinder is arranged on the support plate, a C-shaped block is arranged at the telescopic end of the first hydraulic cylinder, a groove is arranged on the surface of the C-shaped block, and the groove is used for clamping the annular convex plate.

4. The carried deep-sea macro-organism pressure maintaining and sampling device according to claim 1, wherein the sampling device comprises a frame and a pressure maintaining cylinder with openings at two ends, the pressure maintaining cylinder is arranged on the frame, a sampling cavity is arranged inside the pressure maintaining cylinder, a light shell is sleeved outside the pressure maintaining cylinder, a plurality of interfaces are arranged on the surface of the pressure maintaining cylinder, the interfaces penetrate through the shell, an upper end cover is arranged at one end of the pressure maintaining cylinder, the upper end cover and the pressure maintaining cylinder are locked through a locking mechanism, a turnover plate sealing mechanism is arranged inside the other end of the pressure maintaining cylinder, the other end of the pressure maintaining cylinder is communicated with the plug connector, an upper end cover operating mechanism is arranged on the upper end cover, and the locking mechanism and the upper end cover operating mechanism are both arranged on the frame.

5. The carrying type deep sea macro-organism pressure maintaining and sampling device according to claim 4, wherein the locking mechanism comprises a first anchor ear, a second anchor ear, a plurality of movable guide shafts, a second hydraulic cylinder and a third hydraulic cylinder, the frame is provided with a plurality of supports, the second hydraulic cylinder and the third hydraulic cylinder are both arranged on the supports, the telescopic end of the second hydraulic cylinder is connected with the first anchor ear, the telescopic end of the third hydraulic cylinder is connected with the second anchor ear, the first anchor ear and the second anchor ear are used for self-locking and sealing the pressure maintaining cylinder and the upper end cover, the movable guide shafts are also arranged on the supports, and the movable guide shafts pass through the first anchor ear and the second anchor ear.

6. The carrying type deep sea macro organism pressure maintaining and sampling device according to claim 4, wherein the upper end cover manipulation mechanism comprises a fourth hydraulic cylinder, a guide cylinder, a rotation shaft and a bearing, the fourth hydraulic cylinder is arranged on the frame, the guide cylinder is arranged outside the rotation shaft and clamped with the rotation shaft, the bottom of the rotation shaft is fixedly connected with a telescopic end of the fourth hydraulic cylinder through the bearing, a clamping plate detachably connected with the rotation shaft is arranged on the rotation shaft, and the clamping plate is connected with the upper end cover.

7. The carried deep-sea macrobiotic pressure-maintaining sampling device of claim 4, the turnover plate sealing mechanism comprises a valve, a pre-tightening spring, a fifth hydraulic cylinder, a sliding block, a sliding chute, a connecting rod and a plurality of sealing rings, the valve is detachably connected with the pressure maintaining cylinder, a cover is arranged on the valve, the cover is connected with the valve through the pre-tightening spring, the fifth hydraulic cylinder is arranged on the inner wall of the pressure maintaining cylinder, the inner wall of the pressure maintaining cylinder is provided with the sliding groove, the slide block is arranged in the chute and is fixedly connected with the telescopic end of the fifth hydraulic cylinder, the connecting rod is hinged with the sliding block, the connecting rod is hinged with the cover, and the sealing ring is used for sealing the joint of the valve and the pressure maintaining cylinder and the joint of the valve and the plug connector.

8. The carried deep sea macro-organism pressure maintaining and sampling device according to claim 4, further comprising a pressure compensation mechanism, wherein the pressure compensation mechanism comprises an energy storage cylinder, a piston, a first inflation stop valve, a plurality of preset springs, a limit baffle and a second inflation stop valve, the piston is arranged in the energy storage cylinder, the piston is fixedly connected with the preset springs, the other end of the preset springs is fixedly connected with the inner wall of the energy storage cylinder, the first inflation stop valve and the second inflation stop valve are both communicated with the energy storage cylinder, and the second inflation stop valve is communicated with the interface.