CN201034857Y - Deep sea heat liquid sequential sampling machine - Google Patents

Abstract

The utility model discloses a deep sea hydrothermal solution sequence sampler, which comprises a control unit and a plurality of sampling units. The control unit mainly comprises an electromagnetic coupling coil, a circuit cavity, and a temperature probe. Each sampling unit comprises a sampling valve and a sampling tube. The liquid inlet of the sampling valve is connected with the sampling pipe, and the liquid outlet is connected with the sampling tube and connected with the circuit cavity via waterproof cables. The sampling tube consists of a sampling cavity and an energy storing cavity, which are in series connection, thus the pressure of the sample can be maintained to transfer the sample in equal pressure. A single triggering driving mechanism is adopted by the sampling valve, thus the system power consumption is greatly reduced, and the sequence sampler is provided with the ability for long period arrangement. The sampling units of the sequence sampler are independent mutually and can be arbitrary assignment, thus the reliability and the applicability of the sampler is greatly improved.

Description

Deep ocean hydrothermal sequence sampler

Technical field

The utility model relates to a kind of deep-sea water body sampling apparatus, relates to a kind of deep-sea hydrothermal sequential sampling device of gathering a plurality of samples specifically.

Background technology

Deep-sea hydrothermal port is one of notable attribute in seabed, and not only containing near the hydrothermal solution mouth has a large amount of mineral resources such as metal sulfide, and has bred unique biological group under the extreme environment, has important deep-sea resources and reconnoitres and scientific research value.Launched research both at home and abroad to the deep-sea hydrothermal Sampling techniques, but present existing sampling thief can only be gathered single sample mostly, can not reflect hydrothermal solution rule over time, and some once can gather the sampling thief of a plurality of samples owing to adopt pump to extract hydrothermal solution, system power dissipation is bigger, is difficult to realize the long-term layout in seabed.

Summary of the invention

The purpose of this utility model provides a kind of low in energy consumption, is suitable for the long-term deep ocean hydrothermal sequence sampler of arranging and obtaining the pressurize sample in seabed.

Deep ocean hydrothermal sequence sampler of the present utility model, comprise a control module and a plurality of sampling unit, control module comprises circuit chamber and the electromagnetic coupled coil and the temp probe that link to each other with the circuit chamber, each sampling unit comprises a sampling valve and a sampling cylinder, said sampling valve comprises the valve body and the seal chamber of coaxial cable device, about being provided with in the valve body that the aperture equates two valve pockets and, one support ring is arranged between two valve pockets, spool is arranged in the valve pocket, one end of spool has first spring base successively, back-moving spring and the spring pressure cap of fixing with valve body, have inlet that links to each other with sampling pipe and the liquid outlet that links to each other with sampling cylinder on the valve body, seal chamber has the central shaft hole that communicates with spool, be provided with driving spring in the seal chamber, the two ends of driving spring prop up with the spool push rod and second spring base respectively, the top right cylinder of spool push rod is inserted in the central shaft hole of seal chamber, the conical section of spool push rod is arranged in seal chamber, on the cone of spool push rod, be with the first triggering ring that the inside surface and the conical surface coincide, first end face that triggers ring props up the end face of seal chamber, the end cap of seal chamber and second spring base have axially extending bore respectively, one end of second spring base is inserted in the axially extending bore of end cap, on second spring base, be with second and trigger ring, second two end faces that trigger ring prop up with the step surface of second spring base and the end cap of seal chamber respectively, the outer face device of end cap has the flexible sheet of sealing the end cap axially extending bore, the first triggering ring and second triggers ring and comprises 4 five equilibrium rings that separate along diametric(al) separately, 4 five equilibrium rings are fixing as a whole by coil encircling, said coil is connected and composed by stainless steel wire and nylon wire, wherein nylon wire is wrapped on the resistance, and the two ends of resistance link to each other with the watertight cable in connecting circuit chamber; Sampling cylinder comprises sampling cavity and accumulation of energy chamber, sampling cavity and accumulation of energy chamber are separately fixed at the two ends of connector, be provided with the flow controller that is communicated with sampling cavity and accumulation of energy chamber in the connector, in sampling cavity and accumulation of energy chamber, be respectively equipped with piston, the end in accumulation of energy chamber is connected to gas filling valve, and the inlet of sampling cavity links to each other with the liquid outlet of sampling valve.

Deep ocean hydrothermal sequence sampler of the present utility model adopts modular structural design, and the number of sampling unit can dispose arbitrarily according to actual needs, and is separate between each sampling unit, thereby improved the reliability and the applicability of sampling thief.The drive principle that sampling valve adopts single to trigger, nylon wire with high-tenacity retrains the triggering ring, because the nylon wire fusing point is low, can blow rapidly by the heating of resistance, make trigger action rapid, sampling valve only consumes some electric energy in the moment that opens and closes, and in sampling process, need not electric energy, thereby greatly reduce the power consumption of system, make sampling thief be arranged in the seabed for a long time, obtain the hydrothermal solution sample of sequential.Sampling cylinder is made up of sampling cavity that is chained together and accumulation of energy chamber, can keep the pressure of sample, and the equipressure of carrying out sample shifts.

Description of drawings

Fig. 1 is the principle schematic of deep ocean hydrothermal sequence sampler;

Fig. 2 is a kind of structural representation of sampling valve;

Fig. 3 is a kind of structural representation that triggers ring, and wherein, figure a is the axial section that triggers ring, and figure b is a vertical view, and figure c is that coil is wrapped in ohmically synoptic diagram;

Fig. 4 is a kind of structural representation of sampling cylinder.

Embodiment

Further specify the utility model below in conjunction with accompanying drawing.

With reference to Fig. 1, deep ocean hydrothermal sequence sampler of the present utility model, comprise a control module and a plurality of sampling unit, control module comprises circuit chamber 7, electromagnetic coupled coil 6 and temp probe 2, temp probe 2 is connected with circuit chamber 7 by watertight cable 5, and electromagnetic coupled coil 6 links to each other with circuit chamber 7.Each sampling unit comprises a sampling valve 3 and a sampling cylinder 8, said sampling valve 3 as shown in Figure 2, the valve body 35 and the seal chamber 22 that comprise the coaxial cable device, two valve pockets 25 and 28 about being provided with in the valve body 35 that the aperture equates, one support ring 27 is arranged between two valve pockets, spool 33 is arranged, the spring pressure cap 30 that an end of spool 33 is equipped with first spring base 32, back-moving spring 31 successively and fixes with valve body 35 in the valve pocket.For corrosion-and high-temp-resistant, valve body 35, two valve pockets 25 and 28, support ring 27, first spring base 32 and spring pressure cap 30 are made by titanium alloy, and spool 33 is made by poly ether ether ketone plastic (PEEK), usually, use conical surface seal between spool 33 and the valve pocket 25, thereby reach good sealing effectiveness.

On valve body 35, have inlet 34 that links to each other with sampling pipe 1 and the liquid outlet 26 that links to each other with sampling cylinder 8, in the illustrated example, be provided with a retaining valve 9 at the end of sampling pipe, so that before sampling, utilize the eruption of hydrothermal solution that sampling pipe is washed.Seal chamber 22 has the central shaft hole that communicates with spool 33, be provided with driving spring 36 in the seal chamber 22, the two ends of driving spring 36 prop up with the spool push rod 24 and second spring base 21 respectively, the top right cylinder of spool push rod 24 is inserted in the central shaft hole of seal chamber 22, the conical section of spool push rod 24 is arranged in seal chamber 22, on the cone of spool push rod 24, be with the first triggering ring 23 that the inside surface and the conical surface coincide, first end face that triggers ring 23 props up the end face of seal chamber 22, the end cap 37 of seal chamber 22 and second spring base 21 have axially extending bore respectively, one end of second spring base 21 is inserted in the axially extending bore of end cap 37, on second spring base 21, be with second and trigger ring 20, second two end faces that trigger ring 20 prop up with the step surface of second spring base 21 and the end cap 37 of seal chamber 22 respectively, the outer face device of end cap 37 has the flexible sheet 38 of sealing the end cap axially extending bore, first triggers the ring 23 and second triggering ring 20 (see figure 3)s comprises 4 five equilibrium rings 45 that separate along diametric(al) separately, 4 five equilibrium rings are as a whole around fixing by coil 41, said coil 41 is connected and composed by stainless steel wire and high-tenacity nylon wire, wherein the high-tenacity nylon wire has one section to be wrapped on the resistance 42, and the two ends of resistance 42 link to each other with the watertight cable 4 in connecting circuit chamber 7.Sampling cylinder 8 as shown in Figure 4, comprise sampling cavity 57 and accumulation of energy chamber 52, sampling cavity 57 and accumulation of energy chamber 52 are separately fixed at the two ends of connector 55, be provided with the flow controller 54 that is communicated with sampling cavity 57 and accumulation of energy chamber 52 in the connector 55, be used to regulate sample rate, be respectively equipped with piston 58 and 53 in sampling cavity 57 and accumulation of energy chamber 52, the end in accumulation of energy chamber 52 is connected to gas filling valve 51, and the inlet 59 of sampling cavity 57 links to each other with the liquid outlet 26 of sampling valve 3.

Before the sampling, make the seal chamber of sampling valve be full of the silicone oil sealing, balance each other with ambient pressure.Driving spring 36 in the seal chamber is in compressive state, and first, second two triggering rings are all retrained by coil, make second spring base 21 and spool push rod 24 not to move; The accumulation of energy chamber of sampling cylinder and the piston 53 and 58 in the sampling cavity are in the right-hand member (Fig. 4) in each chamber respectively, in the piston 58 of sampling cavity and the cavity between the connector 55, be full of distilled water, in accumulation of energy chamber 52, charge into nitrogen by gas filling valve 51, make nitrogen gas pressure reach pre-sampling hydrothermal solution pressure 10% and close gas filling valve 51.

During sampling, at first trigger ring 23 energisings by watertight cable 4 to first by circuit chamber 7, first resistance that triggers on the ring heats up rapidly, being wrapped in ohmically nylon wire is blown, 4 five equilibrium rings lose constraint and scatter, and spool push rod 24 moves right and promotes spool 33, and sampling valve 3 is opened; Hydrothermal solution enters sampling valve 3 from sampling pipe 1 through inlet 34, enters the sampling cavity 57 of sampling cylinder again from the liquid outlet 26 of sampling valve.Under action of pressure, hydrothermal solution promotes piston 58 to left movement, and the preliminary filling distilled water in the sampling cavity 57 enters accumulation of energy chamber 52 through flow controller 54, and promotes piston 53 to left movement, and nitrogen is compressed, thus increased pressure, and sampling when pressure reaches balance stops.After sampling finishes, ring 20 energisings are triggered to second in circuit chamber 7, second resistance that triggers on the ring heats up rapidly, being wrapped in ohmically nylon wire is blown, 4 five equilibrium rings lose constraint and scatter, and second spring base 21 is moved to the left owing to scattering of 4 five equilibrium rings, makes driving spring 36 return to free state fully, spool 33 seals with valve pocket 25 under the effect of back-moving spring 31 again, and sampling valve 3 cuts out.

The number of sampling unit can be configured according to actual needs in the deep ocean hydrothermal sequence sampler, and sampling thief can be arranged in the seabed for a long time, carries out Temporal Sampling according to the default time interval, also can control sampling by host computer by the electromagnetic coupled coil.

Claims (3)

1. deep ocean hydrothermal sequence sampler, it is characterized in that it comprises a control module and a plurality of sampling unit, control module comprises circuit chamber (7) and the electromagnetic coupled coil (6) and the temp probe (2) that link to each other with circuit chamber (7), each sampling unit comprises a sampling valve (3) and a sampling cylinder (8), said sampling valve (3) comprises the valve body (35) and the seal chamber (22) of coaxial cable device, two valve pockets (25) and (28) about being provided with in the valve body (35) that the aperture equates, one support ring (27) is arranged between two valve pockets, spool (33) is arranged in the valve pocket, one end of spool (33) has first spring base (32) successively, back-moving spring (31) and the spring pressure cap of fixing with valve body (35) (30), have inlet (34) that links to each other with sampling pipe (1) and the liquid outlet (26) that links to each other with sampling cylinder (8) on the valve body (35), seal chamber (22) has the central shaft hole that communicates with spool (33), be provided with driving spring (36) in the seal chamber (22), the two ends of driving spring (36) prop up with spool push rod (24) and second spring base (21) respectively, the top right cylinder of spool push rod (24) is inserted in the central shaft hole of seal chamber (22), the conical section of spool push rod (24) is arranged in seal chamber (22), on the cone of spool push rod (24), be with the first triggering ring (23) that the inside surface and the conical surface coincide, first end face that triggers ring (23) props up the end face of seal chamber (22), the end cap (37) and second spring base (21) of seal chamber (22) have axially extending bore respectively, one end of second spring base (21) is inserted in the axially extending bore of end cap (37), on second spring base (21), be with second and trigger ring (20), second two end faces that trigger ring (20) prop up with the step surface of second spring base (21) and the end cap (37) of seal chamber (22) respectively, the outer face device of end cap (37) has the flexible sheet (38) of sealing the end cap axially extending bore, the first triggering ring (23) and second triggers ring (20) and comprises 4 five equilibrium rings (45) that separate along diametric(al) separately, 4 five equilibrium rings are as a whole around fixing by coil (41), said coil (41) is connected and composed by stainless steel wire and nylon wire, wherein nylon wire is wrapped on the resistance (42), and the two ends of resistance (42) link to each other with the watertight cable (4) of connecting circuit chamber (7); Sampling cylinder (8) comprises sampling cavity (57) and accumulation of energy chamber (52), sampling cavity (57) and accumulation of energy chamber (52) are separately fixed at the two ends of connector (55), be provided with the flow controller (54) that is communicated with sampling cavity (57) and accumulation of energy chamber (52) in the connector (55), in sampling cavity (57) and accumulation of energy chamber (52), be respectively equipped with piston (58) and (53), the end in accumulation of energy chamber (52) is connected to gas filling valve (51), and the inlet (59) of sampling cavity (57) links to each other with the liquid outlet (26) of sampling valve (3).

2. deep ocean hydrothermal sequence sampler according to claim 1, the valve body (35), two valve pockets (25) and (28), support ring (27), spring pressure cap (30) and first spring base (32) that it is characterized in that sampling valve are made by titanium alloy, and spool (33) is made by poly ether ether ketone plastic (PEEK).

3. deep ocean hydrothermal sequence sampler according to claim 1 is characterized in that the end of sampling pipe is provided with a retaining valve (9).